/* ============================================================
   King Arthur SMAL — Light Theme Stylesheet
   ============================================================ */

/* --- Custom Properties --- */
:root {
  --color-bg:           #f4f6fb;
  --color-surface:      #ffffff;
  --color-surface-2:    #f0f3fa;
  --color-surface-3:    #e8edf8;
  --color-border:       #dde3f0;
  --color-border-light: #edf0f7;

  --color-navy:         #1e3a5f;
  --color-navy-dark:    #152c49;
  --color-navy-light:   #2c5282;
  --color-navy-pale:    #eef2f9;

  --color-gold:         #b8860b;
  --color-gold-light:   #d4a017;
  --color-gold-bg:      #fef9ec;
  --color-gold-border:  #f0d080;

  --color-text:         #1a202c;
  --color-text-muted:   #4a5568;
  --color-text-dim:     #8896b3;
  --color-white:        #ffffff;

  --color-success:      #1a7f4b;
  --color-success-bg:   #eafaf1;
  --color-warn:         #92610a;
  --color-warn-bg:      #fef3d0;
  --color-error:        #c0392b;
  --color-error-bg:     #fdecea;

  --color-blue-soft:    #5b8fd6;
  --color-green-soft:   #38a169;
  --color-red-soft:     #e53e3e;

  --font-display:       'Cinzel', serif;
  --font-body:          'Raleway', sans-serif;

  --radius-xs:          4px;
  --radius-sm:          8px;
  --radius-md:          12px;
  --radius-lg:          18px;
  --radius-xl:          28px;

  --shadow-xs:          0 1px 3px rgba(30,58,95,.08);
  --shadow-sm:          0 2px 8px rgba(30,58,95,.10);
  --shadow-md:          0 6px 24px rgba(30,58,95,.10);
  --shadow-lg:          0 16px 48px rgba(30,58,95,.12);

  --nav-height:         68px;
  --transition-fast:    150ms cubic-bezier(.4,0,.2,1);
  --transition-base:    280ms cubic-bezier(.4,0,.2,1);
  --transition-slow:    520ms cubic-bezier(.4,0,.2,1);
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  font-size: 17px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img  { display: block; max-width: 100%; }
a    { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: var(--font-body); }
svg  { display: block; }

/* --- Utility --- */
.container {
  width: 100%;
  max-width: 1380px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base);
}
.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

/* Brand */
.nav-brand {
  display: flex;
  align-items: center;
  gap: 11px;
  flex-shrink: 0;
  transition: opacity var(--transition-fast);
  cursor: pointer;
}
.nav-brand:hover { opacity: 0.75; }

.nav-logo {
  width: 34px; height: 34px;
  flex-shrink: 0;
  border-radius: 50%;
  overflow: hidden;
  border: 1.5px solid var(--color-border);
}
.nav-logo-img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}

.nav-brand-title {
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--color-navy);
  white-space: nowrap;
  line-height: 1;
}

/* Legacy — kept for safety */
.nav-title-group { display: flex; align-items: center; gap: 6px; }
.nav-title        { font-family: var(--font-display); font-size: 0.92rem; font-weight: 700; color: var(--color-navy); white-space: nowrap; }
.nav-subtitle     { display: none; }
.nav-sep          { color: var(--color-gold); }
.nav-title--secondary { color: var(--color-text-muted); font-weight: 500; }

/* Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
  justify-content: center;
}

.nav-link {
  position: relative;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--color-text-muted);
  padding: 7px 15px;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
  cursor: pointer;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 3px; left: 15px; right: 15px;
  height: 2px;
  background: var(--color-navy);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}
.nav-link:hover {
  color: var(--color-navy);
  background: var(--color-navy-pale);
}
.nav-link.active {
  color: var(--color-navy);
  font-weight: 600;
  background: var(--color-navy-pale);
}
.nav-link:hover::after,
.nav-link.active::after { transform: scaleX(1); }

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.btn-login {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-navy-light), var(--color-navy-dark));
  padding: 9px 20px;
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 12px rgba(30,58,95,.25);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), filter var(--transition-fast);
}
.btn-login svg { width: 16px; height: 16px; }
.btn-login:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(30,58,95,.35);
  filter: brightness(1.08);
}
.btn-login:active { transform: translateY(0); }

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  border-radius: var(--radius-sm);
}
.nav-toggle span {
  display: block;
  width: 22px; height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   SHARED BUTTONS
   ============================================================ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-navy-light), var(--color-navy-dark));
  padding: 13px 30px;
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 14px rgba(30,58,95,.3);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), filter var(--transition-fast);
  cursor: pointer;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(30,58,95,.35);
  filter: brightness(1.1);
}
.btn-primary:active { transform: translateY(0); }
.btn-primary.btn-sm { padding: 9px 20px; font-size: 0.82rem; }
.btn-primary.btn-full { width: 100%; }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--color-navy);
  background: transparent;
  padding: 12px 30px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--color-border);
  transition: background var(--transition-fast), border-color var(--transition-fast),
              transform var(--transition-fast);
  cursor: pointer;
}
.btn-ghost:hover {
  background: var(--color-navy-pale);
  border-color: var(--color-navy);
  transform: translateY(-1px);
}

.btn-outline-sm {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-navy);
  background: transparent;
  padding: 7px 16px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--color-border);
  transition: background var(--transition-fast), border-color var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
}
.btn-outline-sm:hover {
  background: var(--color-navy-pale);
  border-color: var(--color-navy);
}

.btn-icon {
  width: 32px; height: 32px;
  font-size: 1.1rem;
  color: var(--color-text-dim);
  border-radius: var(--radius-xs);
  display: flex; align-items: center; justify-content: center;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.btn-icon:hover { background: var(--color-surface-2); color: var(--color-navy); }

/* ============================================================
   PAGE WRAPPER & TRANSITIONS
   ============================================================ */
.page-wrapper {
  padding-top: var(--nav-height);
  min-height: calc(100vh - var(--nav-height));
}

.page {
  display: none;
}
.page.active {
  display: block;
  animation: pageEnter 0.42s cubic-bezier(.4,0,.2,1) forwards;
}
.page.leaving {
  animation: pageLeave 0.22s cubic-bezier(.4,0,1,1) forwards;
}

@keyframes pageEnter {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes pageLeave {
  from { opacity: 1; transform: translateY(0); }
  to   { opacity: 0; transform: translateY(-12px); }
}

/* ============================================================
   REVEAL ANIMATIONS
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(.4,0,.2,1),
              transform 0.6s cubic-bezier(.4,0,.2,1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: 0.08s; }
.delay-2 { transition-delay: 0.16s; }
.delay-3 { transition-delay: 0.24s; }
.delay-4 { transition-delay: 0.36s; }

/* ============================================================
   PAGE HERO (shared across inner pages)
   ============================================================ */
.page-hero {
  padding: 22px 0 18px;
  border-bottom: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
  background: var(--color-surface);
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    var(--color-navy-pale) 0%,
    rgba(244,246,251,0) 60%);
  pointer-events: none;
}
.page-hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-navy), var(--color-gold), var(--color-navy));
  opacity: 0.5;
}

.page-hero--upload::before { background: linear-gradient(135deg, #eef6ff 0%, transparent 60%); }
.page-hero--data::before   { background: linear-gradient(135deg, #f0f8f0 0%, transparent 60%); }
.page-hero--analyze::before{ background: linear-gradient(135deg, #fef9ec 0%, transparent 60%); }
.page-hero--contact::before{ background: linear-gradient(135deg, #f5f0fb 0%, transparent 60%); }

.page-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 680px;
}

.page-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 12px;
}

.page-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: 0.025em;
  color: var(--color-navy);
  line-height: 1.15;
  margin-bottom: 14px;
}

.page-description {
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-text-muted);
  line-height: 1.8;
  max-width: 580px;
}

.page-body { padding: 48px 32px 72px; }

/* ============================================================
   HOME — HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: calc(100vh - var(--nav-height));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--color-surface);
  padding: 80px 0 60px;
}

.hero-bg-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.45;
}
.shape-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, #dde8f8, transparent);
  top: -200px; right: -150px;
}
.shape-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, #fef3d0, transparent);
  bottom: -100px; left: -80px;
}
.shape-3 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, #e0eaff, transparent);
  top: 40%; left: 30%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-navy) 30%, var(--color-gold) 50%, var(--color-navy) 70%, transparent);
  opacity: 0.35;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 32px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  background: var(--color-gold-bg);
  border: 1px solid var(--color-gold-border);
  padding: 6px 18px;
  border-radius: 100px;
  margin-bottom: 28px;
}
.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--color-gold-light);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%,100% { opacity:1; transform:scale(1); }
  50%      { opacity:.4; transform:scale(.7); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 6vw, 4.2rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.02em;
  color: var(--color-navy);
  margin-bottom: 24px;
}

.hero-accent {
  background: linear-gradient(135deg, var(--color-gold-light), var(--color-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: clamp(1rem, 2vw, 1.1rem);
  font-weight: 400;
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.85;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-scroll-hint {
  position: absolute;
  bottom: 32px; left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex; align-items: center; gap: 6px;
}
.scroll-dots span {
  display: inline-block;
  width: 5px; height: 5px;
  background: var(--color-navy);
  border-radius: 50%;
  opacity: 0.3;
  animation: dotPulse 1.6s ease-in-out infinite;
}
.scroll-dots span:nth-child(2) { animation-delay: .2s; }
.scroll-dots span:nth-child(3) { animation-delay: .4s; }
@keyframes dotPulse {
  0%,80%,100% { opacity:.2; transform:scale(.8); }
  40%          { opacity:1;  transform:scale(1.2); }
}

/* ============================================================
   HOME — IMAGE PLACEHOLDER
   ============================================================ */
.showcase-section {
  padding: 60px 0;
  background: var(--color-bg);
}

.image-placeholder {
  width: 100%;
  aspect-ratio: 16 / 6;
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  position: relative;
  transition: box-shadow var(--transition-base);
}
.image-placeholder:hover { box-shadow: var(--shadow-lg); }

.image-placeholder::before {
  content: '';
  position: absolute; inset: 0;
  background:
    linear-gradient(135deg, var(--color-navy-pale) 0%, transparent 40%),
    repeating-linear-gradient(
      -45deg,
      transparent, transparent 32px,
      rgba(30,58,95,.03) 32px,
      rgba(30,58,95,.03) 33px
    );
}
.image-placeholder::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-navy), var(--color-gold), var(--color-navy));
  opacity: 0.4;
}

.image-placeholder-inner {
  position: relative; z-index: 1;
  height: 100%;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 10px;
}

.placeholder-icon {
  width: 80px;
  color: var(--color-navy);
  opacity: 0.2;
}
.placeholder-icon svg { width: 100%; }

.placeholder-label {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  color: var(--color-text-muted);
}
.placeholder-sub {
  font-size: 0.78rem;
  color: var(--color-text-dim);
  letter-spacing: 0.04em;
}

/* ============================================================
   HOME — FEATURES
   ============================================================ */
.features-section {
  padding: 80px 0 100px;
  background: var(--color-surface);
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}
.section-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 12px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.65rem, 3.5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--color-navy);
  line-height: 1.2;
  margin-bottom: 12px;
}
.section-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  max-width: 480px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-base), border-color var(--transition-base),
              box-shadow var(--transition-base);
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-navy), var(--color-gold));
  opacity: 0;
  transition: opacity var(--transition-base);
}
.feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-navy);
  box-shadow: var(--shadow-lg);
}
.feature-card:hover::before { opacity: 1; }

.feature-card-icon {
  width: 48px; height: 48px;
  color: var(--color-navy);
  background: var(--color-navy-pale);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  padding: 10px;
  transition: background var(--transition-base), box-shadow var(--transition-base);
}
.feature-card-icon svg { width: 100%; height: 100%; }
.feature-card:hover .feature-card-icon {
  background: var(--color-navy-pale);
  box-shadow: 0 0 0 4px rgba(30,58,95,.07);
}

.feature-card-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--color-navy);
  line-height: 1.3;
}

.feature-card-text {
  font-size: 0.88rem;
  font-weight: 400;
  color: var(--color-text-muted);
  line-height: 1.85;
  flex: 1;
}

.feature-card-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--color-navy);
  cursor: pointer;
  transition: gap var(--transition-fast), color var(--transition-fast);
  margin-top: auto;
}
.feature-card-link svg { width: 13px; height: 13px; transition: transform var(--transition-fast); }
.feature-card-link:hover { color: var(--color-navy-light); gap: 11px; }
.feature-card-link:hover svg { transform: translateX(3px); }

/* ============================================================
   HOME — STATS
   ============================================================ */
.stats-section {
  padding: 72px 0;
  background: var(--color-navy);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px 16px;
  position: relative;
}
.stat-item + .stat-item::before {
  content: '';
  position: absolute;
  left: 0; top: 20%; bottom: 20%;
  width: 1px;
  background: rgba(255,255,255,.12);
}

.stat-num-row {
  display: flex;
  align-items: baseline;
  gap: 2px;
  margin-bottom: 8px;
}
.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 900;
  color: var(--color-white);
  line-height: 1;
}
.stat-unit {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.5vw, 1.8rem);
  font-weight: 700;
  color: var(--color-gold-light);
}
.stat-label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.55);
}

/* ============================================================
   SHARED — TABLE COMPONENTS
   ============================================================ */
.table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
.data-table th {
  text-align: left;
  padding: 12px 14px;
  font-size: 0.73rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-dim);
  background: var(--color-surface-2);
  border-bottom: 1.5px solid var(--color-border);
  white-space: nowrap;
}
.data-table th:first-child { border-radius: var(--radius-sm) 0 0 0; }
.data-table th:last-child  { border-radius: 0 var(--radius-sm) 0 0; }
.data-table td {
  padding: 13px 14px;
  border-bottom: 1px solid var(--color-border-light);
  color: var(--color-text-muted);
  vertical-align: middle;
}
.data-table tr:hover td { background: var(--color-surface-2); }
.data-table tr:last-child td { border-bottom: none; }

.data-table--full th input[type="checkbox"],
.data-table--full td input[type="checkbox"] {
  width: 15px; height: 15px; accent-color: var(--color-navy); cursor: pointer;
}

.sortable { cursor: pointer; user-select: none; }
.sortable:hover { color: var(--color-navy); }
.sort-icon { opacity: 0.4; font-size: 0.7rem; }

.file-name {
  font-weight: 600;
  color: var(--color-navy);
  font-size: 0.875rem;
}

/* Status pills */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: 100px;
  white-space: nowrap;
}
.status-pill::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
}
.status-success { background: var(--color-success-bg); color: var(--color-success); }
.status-success::before { background: var(--color-success); }
.status-warn    { background: var(--color-warn-bg);    color: var(--color-warn);    }
.status-warn::before    { background: var(--color-gold-light); }
.status-error   { background: var(--color-error-bg);   color: var(--color-error);   }
.status-error::before   { background: var(--color-error); }

/* Badges */
.badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  border-radius: var(--radius-xs);
  text-transform: uppercase;
}
.badge-csv     { background: #e6f4ea; color: #1a7f4b; }
.badge-xlsx    { background: #e8f5e9; color: #2e7d32; }
.badge-json    { background: #fff8e1; color: #8a6200; }
.badge-parquet { background: #e8eaf6; color: #283593; }

/* ============================================================
   PAGE: UPLOAD
   ============================================================ */
.upload-zone {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  padding: 56px 32px;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--transition-base), background var(--transition-base),
              box-shadow var(--transition-base);
  outline: none;
}
.upload-zone:hover,
.upload-zone:focus,
.upload-zone.drag-over {
  border-color: var(--color-navy);
  background: var(--color-navy-pale);
  box-shadow: 0 0 0 4px rgba(30,58,95,.07);
}
.upload-zone.drag-over { border-color: var(--color-gold-light); background: var(--color-gold-bg); }

.upload-icon { width: 72px; color: var(--color-navy); opacity: 0.35; margin: 0 auto 20px; }
.upload-icon svg { width: 100%; }

.upload-zone-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-navy);
  letter-spacing: 0.03em;
  margin-bottom: 6px;
}
.upload-zone-sub {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin-bottom: 20px;
}
.upload-browse-link {
  color: var(--color-navy-light);
  font-weight: 600;
  text-decoration: underline;
  cursor: pointer;
}

.upload-formats {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 12px;
}
.format-badge {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-navy);
  background: var(--color-navy-pale);
  border: 1px solid var(--color-border);
  padding: 3px 10px;
  border-radius: var(--radius-xs);
}

.upload-limit {
  font-size: 0.76rem;
  color: var(--color-text-dim);
}

/* Upload progress */
.upload-progress-list { margin-top: 16px; display: flex; flex-direction: column; gap: 10px; }
.progress-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  display: flex; align-items: center; gap: 14px;
}
.progress-name { font-size: 0.875rem; font-weight: 600; color: var(--color-navy); flex: 1; }
.progress-bar-wrap { flex: 2; height: 6px; background: var(--color-surface-3); border-radius: 6px; overflow: hidden; }
.progress-bar-fill { height: 100%; background: linear-gradient(90deg, var(--color-navy), var(--color-blue-soft)); border-radius: 6px; transition: width 0.4s ease; }
.progress-pct { font-size: 0.78rem; font-weight: 600; color: var(--color-text-dim); width: 36px; text-align: right; }

/* Upload options */
.upload-options { margin-top: 32px; }
.upload-options-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.upload-option-card {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex; align-items: flex-start; gap: 14px;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}
.upload-option-card:hover { border-color: var(--color-navy); box-shadow: var(--shadow-sm); }
.uoc-icon { width: 36px; height: 36px; color: var(--color-navy); opacity: 0.65; flex-shrink: 0; }
.uoc-icon svg { width: 100%; height: 100%; }
.upload-option-card h4 { font-size: 0.875rem; font-weight: 600; color: var(--color-navy); margin-bottom: 4px; }
.upload-option-card p  { font-size: 0.8rem; color: var(--color-text-muted); line-height: 1.55; flex: 1; }

/* Toggle switch */
.toggle-switch { cursor: pointer; flex-shrink: 0; }
.toggle-switch input { display: none; }
.toggle-track {
  display: block; width: 40px; height: 22px;
  background: var(--color-border);
  border-radius: 22px;
  position: relative;
  transition: background var(--transition-fast);
}
.toggle-thumb {
  display: block; width: 16px; height: 16px;
  background: var(--color-white);
  border-radius: 50%;
  position: absolute; top: 3px; left: 3px;
  box-shadow: 0 1px 4px rgba(0,0,0,.15);
  transition: transform var(--transition-base);
}
.toggle-switch input:checked + .toggle-track { background: var(--color-navy); }
.toggle-switch input:checked + .toggle-track .toggle-thumb { transform: translateX(18px); }

/* Recent uploads section */
.recent-uploads { margin-top: 40px; }
.section-header-inline {
  display: flex; align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.subsection-title {
  font-family: var(--font-display);
  font-size: 1rem; font-weight: 600;
  color: var(--color-navy);
  letter-spacing: 0.03em;
}

/* ============================================================
   PAGE: DATA
   ============================================================ */
.data-controls {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.search-bar {
  flex: 1;
  min-width: 240px;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0 14px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.search-bar:focus-within { border-color: var(--color-navy); box-shadow: 0 0 0 3px rgba(30,58,95,.08); }
.search-bar svg { width: 16px; height: 16px; color: var(--color-text-dim); flex-shrink: 0; }
.search-bar input {
  flex: 1; border: none; outline: none;
  font-family: var(--font-body); font-size: 0.875rem;
  color: var(--color-text); background: transparent;
  padding: 11px 0;
}
.search-bar input::placeholder { color: var(--color-text-dim); }

.filter-group { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

.select-control {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 9px 12px;
  cursor: pointer;
  outline: none;
  transition: border-color var(--transition-fast);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238896b3' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 10px;
  padding-right: 28px;
}
.select-control:focus { border-color: var(--color-navy); }
.select-control.select-full { width: 100%; }

.data-summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.summary-card {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  display: flex; flex-direction: column; gap: 4px;
  transition: box-shadow var(--transition-base);
}
.summary-card:hover { box-shadow: var(--shadow-sm); }
.summary-card--warn { border-color: var(--color-gold-border); background: var(--color-gold-bg); }

.summary-number {
  font-family: var(--font-display);
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--color-navy);
  line-height: 1;
}
.summary-card--warn .summary-number { color: var(--color-warn); }
.summary-label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-text-dim);
}

.table-card {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
}

.table-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-top: 1px solid var(--color-border-light);
  background: var(--color-surface-2);
}
.table-count { font-size: 0.8rem; color: var(--color-text-dim); }

.pagination { display: flex; gap: 4px; align-items: center; }
.page-btn {
  width: 32px; height: 32px;
  font-family: var(--font-body);
  font-size: 0.82rem;
  color: var(--color-text-muted);
  border-radius: var(--radius-xs);
  border: 1px solid transparent;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}
.page-btn:hover:not(:disabled) { background: var(--color-navy-pale); color: var(--color-navy); border-color: var(--color-border); }
.page-btn.active { background: var(--color-navy); color: var(--color-white); }
.page-btn:disabled { opacity: 0.35; cursor: default; }
.page-ellipsis { font-size: 0.82rem; color: var(--color-text-dim); padding: 0 4px; }

/* ============================================================
   PAGE: ANALYZE
   ============================================================ */
.kpi-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

.kpi-card {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  transition: box-shadow var(--transition-base);
}
.kpi-card:hover { box-shadow: var(--shadow-md); }

.kpi-icon {
  width: 40px; height: 40px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  padding: 8px; flex-shrink: 0;
}
.kpi-icon svg { width: 100%; height: 100%; }
.kpi-icon--blue  { background: #e8f0fe; color: var(--color-navy); }
.kpi-icon--gold  { background: var(--color-gold-bg); color: var(--color-gold); }
.kpi-icon--green { background: #e6f4ea; color: var(--color-green-soft); }
.kpi-icon--red   { background: #fdecea; color: var(--color-red-soft); }

.kpi-label { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--color-text-dim); margin-bottom: 4px; }
.kpi-value { font-family: var(--font-display); font-size: 1.6rem; font-weight: 700; color: var(--color-navy); line-height: 1; margin-bottom: 6px; }
.kpi-change { font-size: 0.75rem; font-weight: 500; }
.kpi-change.positive { color: var(--color-success); }
.kpi-change.neutral  { color: var(--color-text-dim); }

.charts-row {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 20px;
  margin-bottom: 28px;
}

.chart-card {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-xs);
}

.chart-card-header {
  display: flex; align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 12px;
  flex-wrap: wrap;
}
.chart-card-header h3 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-navy);
  letter-spacing: 0.03em;
}

.chart-controls { display: flex; gap: 4px; }
.chart-tab {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--color-text-dim);
  padding: 5px 12px;
  border-radius: var(--radius-xs);
  border: 1px solid transparent;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}
.chart-tab.active { background: var(--color-navy); color: var(--color-white); }
.chart-tab:not(.active):hover { background: var(--color-navy-pale); color: var(--color-navy); border-color: var(--color-border); }

.chart-placeholder { width: 100%; }
.chart-placeholder--line svg { width: 100%; height: auto; }

.chart-placeholder--donut {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.chart-placeholder--donut svg { width: 140px; height: 140px; }

.donut-legend { display: flex; flex-direction: column; gap: 8px; align-self: flex-start; padding-left: 8px; }
.legend-item { display: flex; align-items: center; gap: 8px; font-size: 0.8rem; color: var(--color-text-muted); }
.legend-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }

/* Analysis form */
.analysis-form-card {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-xs);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 16px;
}
.form-row:last-child { margin-bottom: 0; }

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group--wide { grid-column: 1 / -1; }

.form-label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-dim);
}

.form-input {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  width: 100%;
}
.form-input::placeholder { color: var(--color-text-dim); }
.form-input:focus { border-color: var(--color-navy); box-shadow: 0 0 0 3px rgba(30,58,95,.08); }

.form-textarea {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  outline: none;
  resize: vertical;
  width: 100%;
  line-height: 1.6;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-textarea::placeholder { color: var(--color-text-dim); }
.form-textarea:focus { border-color: var(--color-navy); box-shadow: 0 0 0 3px rgba(30,58,95,.08); }

.analysis-form { margin-top: 4px; }

/* ============================================================
   PAGE: CONTACT
   ============================================================ */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 40px;
  align-items: start;
}

.contact-form-card {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-sm);
}

.contact-form-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-navy);
  letter-spacing: 0.03em;
  margin-bottom: 28px;
}

.contact-form { display: flex; flex-direction: column; gap: 18px; }

.contact-info-cards { display: flex; flex-direction: column; gap: 14px; margin-bottom: 20px; }

.contact-info-card {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  display: flex; gap: 14px; align-items: flex-start;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}
.contact-info-card:hover { border-color: var(--color-navy); box-shadow: var(--shadow-sm); }

.contact-info-icon {
  width: 36px; height: 36px;
  color: var(--color-navy);
  background: var(--color-navy-pale);
  border-radius: var(--radius-sm);
  padding: 8px; flex-shrink: 0;
}
.contact-info-icon svg { width: 100%; height: 100%; }
.contact-info-card h4 { font-size: 0.82rem; font-weight: 600; color: var(--color-navy); margin-bottom: 4px; }
.contact-info-card p  { font-size: 0.82rem; color: var(--color-text-muted); line-height: 1.55; }

.map-placeholder {
  width: 100%;
  aspect-ratio: 16 / 7;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
  overflow: hidden;
  position: relative;
}
.map-placeholder::before {
  content: '';
  position: absolute; inset: 0;
  background: repeating-linear-gradient(
    0deg, transparent, transparent 28px,
    rgba(30,58,95,.04) 28px, rgba(30,58,95,.04) 29px
  ),
  repeating-linear-gradient(
    90deg, transparent, transparent 28px,
    rgba(30,58,95,.04) 28px, rgba(30,58,95,.04) 29px
  );
}
.map-placeholder-inner {
  position: relative; z-index: 1;
  height: 100%;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 8px;
}
.map-placeholder-inner svg { width: 40px; color: var(--color-navy); opacity: 0.3; }
.map-placeholder-inner p { font-size: 0.78rem; color: var(--color-text-dim); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 28px 0;
}

.footer-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-logo-link { cursor: pointer; }
.footer-copy {
  font-size: 0.8rem;
  color: var(--color-text-dim);
  letter-spacing: 0.03em;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  .features-grid { grid-template-columns: 1fr; max-width: 540px; margin: 0 auto; }
  .kpi-row       { grid-template-columns: repeat(2, 1fr); }
  .charts-row    { grid-template-columns: 1fr; }
  .contact-layout{ grid-template-columns: 1fr; }
  .data-summary  { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .upload-options-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(3)::before { display: none; }
}

@media (max-width: 768px) {
  :root { --nav-height: 60px; }
  .container { padding: 0 20px; }
  .nav-container { padding: 0 20px; gap: 12px; }

  .nav-links {
    display: none;
    position: fixed;
    inset: var(--nav-height) 0 0 0;
    flex-direction: column;
    justify-content: flex-start;
    padding: 28px 20px;
    gap: 4px;
    background: rgba(255,255,255,.98);
    backdrop-filter: blur(12px);
    border-top: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    overflow-y: auto;
  }
  .nav-links.open { display: flex; }
  .nav-link { font-size: 1rem; padding: 13px 16px; }
  .nav-toggle { display: flex; }

  .hero-content { padding: 0 20px; }

  .page-body { padding: 32px 20px 56px; }

  .kpi-row { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .data-controls { flex-direction: column; align-items: stretch; }
  .filter-group  { flex-wrap: wrap; }

  .contact-form-card { padding: 28px 20px; }
}

@media (max-width: 480px) {
  .data-summary  { grid-template-columns: 1fr 1fr; }
  .stats-grid    { grid-template-columns: 1fr 1fr; }
  .kpi-row       { grid-template-columns: 1fr; }
  .hero-title    { font-size: 2rem; }
  .page-title    { font-size: 1.8rem; }
  .footer-container { flex-direction: column; align-items: flex-start; gap: 10px; }
}

/* ============================================================
   USER CHIP + DROPDOWN
   ============================================================ */
.user-chip {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px 5px 5px;
  border-radius: 100px;
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  cursor: pointer;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  user-select: none;
}
.user-chip:hover {
  border-color: var(--color-navy);
  box-shadow: var(--shadow-sm);
}

.chip-avatar {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-navy-light), var(--color-navy-dark));
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.chip-initials {
  font-family: var(--font-display);
  font-size: 0.6rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.05em;
}
.chip-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-navy);
  max-width: 100px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.chip-caret {
  width: 10px; height: 10px;
  color: var(--color-text-dim);
  transition: transform var(--transition-fast);
}
.user-chip.open .chip-caret { transform: rotate(180deg); }

/* Dropdown */
.user-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 180px;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  z-index: 200;
  animation: dropdownIn 0.18s cubic-bezier(.4,0,.2,1) forwards;
}
.user-chip.open .user-dropdown { display: block; }

@keyframes dropdownIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.user-dropdown-item {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-muted);
  text-align: left;
  transition: background var(--transition-fast), color var(--transition-fast);
  cursor: pointer;
  border: none;
  background: none;
}
.user-dropdown-item svg { width: 15px; height: 15px; flex-shrink: 0; }
.user-dropdown-item:hover { background: var(--color-surface-2); color: var(--color-navy); }
.user-dropdown-item--danger { color: var(--color-error); }
.user-dropdown-item--danger:hover { background: var(--color-error-bg); color: var(--color-error); }

.dropdown-divider {
  border: none;
  border-top: 1px solid var(--color-border-light);
  margin: 4px 0;
}

/* ============================================================
   AUTH MODAL
   ============================================================ */
.auth-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.auth-modal-overlay.open {
  display: flex;
  animation: modalBgIn 0.25s ease forwards;
}
@keyframes modalBgIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.auth-modal-card {
  position: relative;
  width: 100%;
  max-width: 440px;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 40px 40px 36px;
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255,255,255,.6) inset;
  animation: modalCardIn 0.3s cubic-bezier(.34,1.2,.64,1) forwards;
}
@keyframes modalCardIn {
  from { opacity: 0; transform: scale(.94) translateY(16px); }
  to   { opacity: 1; transform: scale(1)  translateY(0); }
}

.auth-modal-close {
  position: absolute;
  top: 16px; right: 16px;
  width: 30px; height: 30px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--color-text-dim);
  transition: background var(--transition-fast), color var(--transition-fast);
  cursor: pointer;
}
.auth-modal-close svg { width: 12px; height: 12px; }
.auth-modal-close:hover { background: var(--color-surface-2); color: var(--color-navy); }

/* Brand inside modal */
.auth-modal-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}
.auth-modal-logo {
  width: 40px; height: 40px;
  color: var(--color-navy);
  flex-shrink: 0;
}
.auth-modal-logo svg { width: 100%; height: 100%; }
.auth-modal-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-navy);
  letter-spacing: 0.05em;
  line-height: 1.2;
}
.auth-modal-subtitle {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-gold);
}

/* Tabs */
/* ── Google Sign-In panel ─────────────────────────────────── */
.auth-google-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 0 4px;
  gap: 20px;
}

.auth-google-tagline {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  text-align: center;
  line-height: 1.55;
  margin: 0;
}

/* Error banner */
.auth-error {
  width: 100%;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-error);
  background: var(--color-error-bg);
  border: 1px solid #f5c6c2;
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  text-align: center;
}

/* Google button — follows Google brand guidelines */
.btn-google-signin {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  max-width: 320px;
  padding: 13px 24px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  color: #3c4043;
  background: #ffffff;
  border: 1.5px solid #dadce0;
  border-radius: 4px;
  cursor: pointer;
  box-shadow: 0 1px 3px rgba(60,64,67,.2), 0 1px 2px rgba(60,64,67,.12);
  transition: box-shadow var(--transition-fast), background var(--transition-fast),
              transform var(--transition-fast);
  letter-spacing: 0.01em;
}
.btn-google-signin:hover:not(:disabled) {
  background: #f8f9fa;
  box-shadow: 0 2px 8px rgba(60,64,67,.25), 0 2px 4px rgba(60,64,67,.15);
  transform: translateY(-1px);
}
.btn-google-signin:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: 0 1px 2px rgba(60,64,67,.2);
}
.btn-google-signin:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.google-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* Spinner while signing in */
.google-spinner {
  width: 18px;
  height: 18px;
  border: 2px solid #dadce0;
  border-top-color: #4285F4;
  border-radius: 50%;
  animation: googleSpin .7s linear infinite;
  flex-shrink: 0;
}
@keyframes googleSpin { to { transform: rotate(360deg); } }

.auth-terms {
  font-size: 0.75rem;
  color: var(--color-text-dim);
  text-align: center;
  line-height: 1.5;
  margin: 0;
}
.auth-terms a {
  color: var(--color-navy-light);
  text-underline-offset: 2px;
}

/* ── User chip — photo support ──────────────────────────── */
.chip-photo {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  display: none;
}

@media (max-width: 480px) {
  .auth-modal-card { padding: 28px 20px 24px; }
}

/* ============================================================
   HOME — HERO ENHANCEMENTS
   ============================================================ */
.badge-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--color-gold-light);
  display: inline-block;
  flex-shrink: 0;
  animation: pulse 2s ease-in-out infinite;
}
.badge-dot--green { background: #38a169; }

.hero-trust {
  display: flex; align-items: center; gap: 10px;
  flex-wrap: wrap; justify-content: center;
  margin-top: 24px;
}
.trust-item {
  display: flex; align-items: center; gap: 5px;
  font-size: 0.78rem; font-weight: 500;
  color: var(--color-text-muted);
}
.trust-item svg { width: 12px; height: 12px; color: var(--color-green-soft); flex-shrink: 0; }
.trust-sep { color: var(--color-text-dim); font-size: 0.75rem; }

.quick-chips {
  display: flex; gap: 8px; justify-content: center;
  flex-wrap: wrap; margin-top: 24px;
}
.quick-chip {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--font-body); font-size: 0.8rem; font-weight: 600;
  color: var(--color-navy); background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  padding: 8px 16px; border-radius: 100px;
  transition: border-color var(--transition-fast), background var(--transition-fast),
              transform var(--transition-fast), box-shadow var(--transition-fast);
  cursor: pointer;
}
.quick-chip svg { width: 14px; height: 14px; }
.quick-chip:hover {
  border-color: var(--color-navy); background: var(--color-navy-pale);
  transform: translateY(-1px); box-shadow: var(--shadow-sm);
}

/* ============================================================
   HOME — DASHBOARD PREVIEW
   ============================================================ */
.showcase-section { padding: 0 0 80px; background: var(--color-bg); }

.dashboard-preview {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg), 0 0 0 6px rgba(30,58,95,.04);
  overflow: hidden;
  transform: perspective(1200px) rotateX(2deg);
  transition: transform var(--transition-slow), box-shadow var(--transition-slow);
}
.dashboard-preview:hover {
  transform: perspective(1200px) rotateX(0deg);
  box-shadow: var(--shadow-lg), 0 32px 80px rgba(30,58,95,.14);
}

/* Browser chrome */
.dp-chrome {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 16px;
  background: var(--color-surface-2);
  border-bottom: 1px solid var(--color-border);
}
.dp-dots { display: flex; gap: 5px; }
.dp-dots span {
  width: 10px; height: 10px; border-radius: 50%;
}
.dp-dots span:nth-child(1) { background: #ff5f57; }
.dp-dots span:nth-child(2) { background: #febc2e; }
.dp-dots span:nth-child(3) { background: #28c840; }
.dp-url {
  flex: 1; text-align: center;
  font-size: 0.72rem; color: var(--color-text-dim);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  padding: 3px 14px;
  max-width: 320px; margin: 0 auto;
}
.dp-actions { display: flex; gap: 6px; }
.dp-actions span {
  width: 22px; height: 8px;
  background: var(--color-border);
  border-radius: 3px;
}

/* Dashboard body */
.dp-body { display: flex; height: 380px; }

/* Sidebar */
.dp-sidebar {
  width: 140px; flex-shrink: 0;
  background: var(--color-navy);
  padding: 16px 12px;
  display: flex; flex-direction: column; gap: 20px;
}
.dp-sidebar-logo {
  width: 80px; height: 14px;
  background: rgba(255,255,255,.2);
  border-radius: 4px; margin-bottom: 4px;
}
.dp-nav { list-style: none; display: flex; flex-direction: column; gap: 4px; }
.dp-nav-item {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 8px; border-radius: 6px;
  opacity: 0.45;
}
.dp-nav-item span:first-child {
  width: 14px; height: 14px; border-radius: 3px;
  background: rgba(255,255,255,.5); flex-shrink: 0;
}
.dp-nav-item span:last-child {
  height: 8px; background: rgba(255,255,255,.4);
  border-radius: 3px; flex: 1;
}
.dp-nav-item--active {
  background: rgba(255,255,255,.12); opacity: 1;
}
.dp-nav-item--active span:last-child { background: rgba(255,255,255,.8); }

/* Main area */
.dp-main {
  flex: 1; padding: 16px;
  display: flex; flex-direction: column; gap: 12px;
  overflow: hidden; background: var(--color-bg);
}

/* KPI row */
.dp-kpi-row { display: grid; grid-template-columns: repeat(4,1fr); gap: 8px; }
.dp-kpi {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px; padding: 10px 12px;
  position: relative; overflow: hidden;
}
.dp-kpi::before {
  content: ''; position: absolute;
  top: 0; left: 0; right: 0; height: 3px;
}
.dp-kpi--blue::before  { background: var(--color-navy); }
.dp-kpi--gold::before  { background: var(--color-gold-light); }
.dp-kpi--green::before { background: var(--color-green-soft); }
.dp-kpi--red::before   { background: var(--color-red-soft); }
.dp-kpi-label { height: 6px; background: var(--color-border); border-radius: 3px; width: 60%; margin-bottom: 8px; }
.dp-kpi-value { height: 14px; background: var(--color-surface-3); border-radius: 3px; width: 45%; margin-bottom: 6px; }
.dp-kpi-sub   { height: 6px; background: var(--color-border-light); border-radius: 3px; width: 70%; }

/* Charts row */
.dp-charts-row { display: grid; grid-template-columns: 1fr 200px; gap: 8px; flex: 1; min-height: 0; }
.dp-chart-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px; padding: 10px 12px;
  display: flex; flex-direction: column; gap: 8px;
}
.dp-chart-header { display: flex; align-items: center; justify-content: space-between; }
.dp-chart-title { height: 8px; background: var(--color-border); border-radius: 3px; width: 30%; }
.dp-chart-tabs { display: flex; gap: 4px; }
.dp-chart-tabs span {
  height: 8px; width: 20px; background: var(--color-border);
  border-radius: 3px;
}
.dp-chart-tabs span.active { background: var(--color-navy); opacity: 0.6; }
.dp-chart-body { flex: 1; }
.dp-chart-body svg { width: 100%; height: 100%; }

/* Line animation */
.dp-line {
  stroke-dasharray: 700;
  stroke-dashoffset: 700;
  animation: drawLine 2s ease forwards 0.6s;
}
@keyframes drawLine {
  to { stroke-dashoffset: 0; }
}

/* Table card */
.dp-table-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px; padding: 10px 12px;
  display: flex; flex-direction: column; gap: 8px;
}
.dp-table-header { margin-bottom: 4px; }
.dp-table-rows { display: flex; flex-direction: column; gap: 6px; }
.dp-row {
  display: grid; grid-template-columns: 2fr 1.5fr 1fr 1fr;
  gap: 6px; align-items: center;
}
.dp-row span {
  height: 7px; background: var(--color-border-light);
  border-radius: 3px;
}
.dp-row--head span { background: var(--color-border); height: 6px; }
.dp-pill {
  height: 12px !important; border-radius: 100px !important; width: 50px !important;
}
.dp-pill--g { background: #c6f6d5 !important; }
.dp-pill--y { background: #fef3c7 !important; }
.dp-pill--r { background: #fee2e2 !important; }

/* ============================================================
   HOME — HOW IT WORKS
   ============================================================ */
.how-section {
  padding: 80px 0 100px;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.how-grid {
  display: flex; align-items: flex-start; gap: 0;
}
.how-connector {
  flex: 1; padding-top: 52px;
  display: flex; align-items: center;
}
.how-connector-line {
  width: 100%; height: 2px;
  background: linear-gradient(90deg, var(--color-border), var(--color-navy), var(--color-border));
  opacity: 0.35;
}

.how-step {
  flex: 0 0 260px; display: flex;
  flex-direction: column; align-items: center;
  text-align: center; gap: 14px; padding: 0 8px;
}
.how-step-num {
  font-family: var(--font-display);
  font-size: 0.65rem; font-weight: 700;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--color-gold);
  background: var(--color-gold-bg);
  border: 1px solid var(--color-gold-border);
  padding: 4px 10px; border-radius: 100px;
}
.how-step-icon {
  width: 72px; height: 72px; color: var(--color-navy);
  background: var(--color-navy-pale);
  border: 1.5px solid var(--color-border);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
  transition: background var(--transition-base), box-shadow var(--transition-base),
              transform var(--transition-base);
}
.how-step-icon svg { width: 100%; height: 100%; }
.how-step:hover .how-step-icon {
  background: var(--color-navy-pale);
  box-shadow: 0 0 0 8px rgba(30,58,95,.06);
  transform: translateY(-3px);
}
.how-step-title {
  font-family: var(--font-display);
  font-size: 1rem; font-weight: 600;
  letter-spacing: 0.03em; color: var(--color-navy); line-height: 1.3;
}
.how-step-text {
  font-size: 0.85rem; font-weight: 400;
  color: var(--color-text-muted); line-height: 1.75;
}
.how-step-cta {
  font-family: var(--font-body); font-size: 0.78rem;
  font-weight: 700; letter-spacing: 0.06em;
  color: var(--color-navy); background: transparent; border: none;
  cursor: pointer; padding: 6px 0; margin-top: 4px;
  transition: color var(--transition-fast), gap var(--transition-fast);
  display: inline-flex; align-items: center; gap: 4px;
}
.how-step-cta:hover { color: var(--color-navy-light); }

/* ============================================================
   HOME — FEATURE CARD BADGE
   ============================================================ */
.feature-card-badge {
  display: inline-block;
  font-size: 0.68rem; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--color-gold); background: var(--color-gold-bg);
  border: 1px solid var(--color-gold-border);
  padding: 3px 10px; border-radius: 100px;
  margin-bottom: 2px;
}

/* ============================================================
   TOAST NOTIFICATIONS
   ============================================================ */
.toast-container {
  position: fixed; bottom: 28px; right: 28px;
  z-index: 3000;
  display: flex; flex-direction: column;
  gap: 10px; pointer-events: none;
}
.toast {
  display: flex; align-items: flex-start; gap: 12px;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  box-shadow: var(--shadow-lg);
  min-width: 280px; max-width: 360px;
  pointer-events: all;
  animation: toastIn 0.35s cubic-bezier(.34,1.2,.64,1) forwards;
}
.toast.toast-out { animation: toastOut 0.25s ease forwards; }
@keyframes toastIn  { from { opacity:0; transform:translateX(60px); } to { opacity:1; transform:translateX(0); } }
@keyframes toastOut { from { opacity:1; transform:translateX(0); }   to { opacity:0; transform:translateX(60px); } }
.toast-icon {
  width: 20px; height: 20px; flex-shrink: 0;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
}
.toast-icon svg { width: 12px; height: 12px; }
.toast--success .toast-icon { background: var(--color-success-bg); color: var(--color-success); }
.toast--error   .toast-icon { background: var(--color-error-bg);   color: var(--color-error);   }
.toast--info    .toast-icon { background: var(--color-navy-pale);   color: var(--color-navy);    }
.toast-body { flex: 1; }
.toast-title { font-size: 0.85rem; font-weight: 600; color: var(--color-navy); margin-bottom: 2px; }
.toast-msg   { font-size: 0.8rem; color: var(--color-text-muted); line-height: 1.45; }
.toast-close {
  width: 20px; height: 20px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  color: var(--color-text-dim); border-radius: 4px;
  cursor: pointer; font-size: 0.9rem; line-height: 1;
  transition: background var(--transition-fast);
}
.toast-close:hover { background: var(--color-surface-2); }

/* ============================================================
   EMPTY STATE
   ============================================================ */
.empty-state {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 56px 24px; text-align: center;
  gap: 12px;
}
.empty-state-icon {
  width: 56px; height: 56px; color: var(--color-navy);
  opacity: 0.2; margin-bottom: 4px;
}
.empty-state-icon svg { width: 100%; height: 100%; }
.empty-state-title {
  font-family: var(--font-display);
  font-size: 0.95rem; font-weight: 600;
  color: var(--color-navy); letter-spacing: 0.03em;
}
.empty-state-sub { font-size: 0.85rem; color: var(--color-text-muted); max-width: 320px; line-height: 1.6; }
.empty-state-cell { padding: 0 !important; }

/* ============================================================
   AUTH GATE BANNER
   ============================================================ */
.auth-gate-banner {
  display: flex; align-items: center; gap: 14px;
  background: var(--color-gold-bg);
  border: 1.5px solid var(--color-gold-border);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  margin-bottom: 24px;
}
.auth-gate-banner svg { width: 20px; height: 20px; color: var(--color-gold); flex-shrink: 0; }
.auth-gate-banner p { flex: 1; font-size: 0.875rem; color: var(--color-warn); font-weight: 500; }
.auth-gate-banner .btn-primary { padding: 8px 18px; font-size: 0.82rem; white-space: nowrap; }

/* ============================================================
   LOADING SPINNER (inline)
   ============================================================ */
.spinner {
  width: 18px; height: 18px; flex-shrink: 0;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-navy);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================================
   ANALYZE — RECENT ANALYSES LIST
   ============================================================ */
.analyses-list { display: flex; flex-direction: column; gap: 10px; margin-top: 8px; }
.analysis-item {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  display: flex; align-items: center; gap: 14px;
  transition: border-color var(--transition-fast);
}
.analysis-item:hover { border-color: var(--color-navy); }
.analysis-item-icon {
  width: 36px; height: 36px;
  background: var(--color-navy-pale);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; color: var(--color-navy);
}
.analysis-item-icon svg { width: 18px; height: 18px; }
.analysis-item-body { flex: 1; min-width: 0; }
.analysis-item-title { font-size: 0.875rem; font-weight: 600; color: var(--color-navy); margin-bottom: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.analysis-item-meta  { font-size: 0.78rem; color: var(--color-text-dim); }
.analysis-item-status { flex-shrink: 0; }

/* ============================================================
   DATA TABLE — action menu
   ============================================================ */
.action-menu-wrap { position: relative; display: inline-block; }
.action-menu {
  display: none; position: absolute; right: 0; top: 100%;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md); min-width: 150px;
  box-shadow: var(--shadow-md); z-index: 100;
  animation: dropdownIn 0.18s ease forwards;
}
.action-menu.open { display: block; }
.action-menu-item {
  width: 100%; display: flex; align-items: center; gap: 8px;
  padding: 9px 14px; font-size: 0.82rem;
  font-family: var(--font-body); font-weight: 500;
  color: var(--color-text-muted); cursor: pointer;
  border: none; background: none; text-align: left;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.action-menu-item svg { width: 13px; height: 13px; }
.action-menu-item:hover { background: var(--color-surface-2); color: var(--color-navy); }
.action-menu-item--danger { color: var(--color-error); }
.action-menu-item--danger:hover { background: var(--color-error-bg); }

/* ============================================================
   RESPONSIVE — How-section
   ============================================================ */
@media (max-width: 900px) {
  .how-grid { flex-direction: column; align-items: center; gap: 32px; }
  .how-connector { display: none; }
  .how-step { flex: none; width: 100%; max-width: 380px; }
  .dashboard-preview { transform: none; }
  .dp-sidebar { width: 110px; }
  .dp-kpi-row { grid-template-columns: repeat(2,1fr); }
  .dp-charts-row { grid-template-columns: 1fr; }
  .dp-table-card { display: none; }
}

/* ============================================================
   UPLOAD PAGE — FULL REBUILD
   ============================================================ */

/* ── Three-step layout ────────────────────────────────────── */
.up-layout { display: none; } /* legacy — removed in favour of single-column flow */

.up-col { display: flex; flex-direction: column; gap: 20px; }

/* ── Step card ───────────────────────────────────────────── */
.up-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}
#page-upload .up-card + .up-card,
#page-data   .up-card + .up-card {
  margin-top: 28px;
}

/* ── Analyze collapsible file nav ──────────────────── */
.az-nav-collapsed-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.az-nav-collapsed-info {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}
.az-nav-collapsed-icon { font-size: 1rem; flex-shrink: 0; }
.az-nav-collapsed-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-navy);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 300px;
}
.az-nav-collapsed-sheet {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
  padding: 1px 8px;
  border-radius: 100px;
  white-space: nowrap;
}

.up-step-hdr {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 18px;
}
.up-step-num {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--color-navy);
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}
.up-step-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 2px;
}
.up-step-sub {
  font-size: 0.78rem;
  color: var(--color-text-dim);
  line-height: 1.4;
}

/* ── Folder row ──────────────────────────────────────────── */
.folder-row {
  display: flex;
  gap: 8px;
  align-items: center;
}
.folder-row .select-control { flex: 1; }
.up-new-folder-btn {
  flex-shrink: 0;
  display: flex; align-items: center; gap: 4px;
  white-space: nowrap;
}

/* New folder input row — slides in */
.new-folder-row {
  display: none;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  padding-top: 12px;
  border-top: 1px dashed var(--color-border);
}
.new-folder-row.open { display: flex; }
.new-folder-row .form-input--sm { flex: 1; }

/* ── Drop zone ───────────────────────────────────────────── */
.dz-box {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px 20px 24px;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--transition-fast), background var(--transition-fast);
  outline: none;
}
.dz-box:hover, .dz-box:focus { border-color: var(--color-navy-light); background: var(--color-surface-2); }
.dz-box.dz-over { border-color: var(--color-gold); background: rgba(184,134,11,.05); }

.dz-cloud {
  color: var(--color-navy-light);
  opacity: .55;
  margin-bottom: 12px;
}
.dz-cloud svg { width: 52px; height: 44px; }

.dz-label {
  font-size: 0.9rem;
  color: var(--color-text);
  margin-bottom: 12px;
}
.dz-link {
  color: var(--color-navy-light);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
  cursor: pointer;
}
.dz-badges {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-bottom: 8px;
}
.dz-badge {
  padding: 2px 9px;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: .05em;
  color: var(--color-white);
}
.dz-badge--xlsx { background: #1d7044; }
.dz-badge--csv  { background: #1d5c8e; }
.dz-badge--docx { background: #2b5eb0; }

.dz-limit {
  font-size: 0.72rem;
  color: var(--color-text-dim);
}

/* ── Preview card ────────────────────────────────────────── */
.up-preview-card { min-height: 260px; }

.preview-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 24px 0 16px;
  color: var(--color-text-dim);
  text-align: center;
  font-size: 0.85rem;
  opacity: .7;
}

.preview-body { display: flex; flex-direction: column; gap: 14px; }

/* File meta row */
.pv-meta {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}
.pv-icon { flex-shrink: 0; line-height: 0; }
.pv-info { flex: 1; min-width: 0; }

.pv-name-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 6px;
}
.pv-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-navy);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}
.pv-rename-btn {
  flex-shrink: 0;
  width: 24px; height: 24px;
  border-radius: 4px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-dim);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.pv-rename-btn:hover { background: var(--color-navy); color: var(--color-white); border-color: var(--color-navy); }

.pv-meta-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.pv-type-badge {
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: .05em;
  color: var(--color-white);
  background: var(--color-navy);
}
.pv-dim {
  font-size: 0.78rem;
  color: var(--color-text-dim);
}
.pv-dim + .pv-dim::before { content: '·'; margin-right: 8px; }

/* Rename row */
.rename-row {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  background: #fffdf0;
  border: 1px solid var(--color-gold);
  border-radius: var(--radius-sm);
}
.rename-row.open { display: flex; }
.rename-row .form-input--sm { flex: 1; }

/* CSV preview */
.csv-preview-wrap {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.csv-preview-hdr {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  background: var(--color-surface-2);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-dim);
  letter-spacing: .03em;
  border-bottom: 1px solid var(--color-border);
}
.csv-scroll {
  overflow-x: auto;
  max-height: 180px;
  overflow-y: auto;
}
.csv-tbl {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.75rem;
}
.csv-tbl thead th {
  background: var(--color-surface-2);
  padding: 6px 10px;
  text-align: left;
  font-weight: 700;
  color: var(--color-navy);
  white-space: nowrap;
  border-bottom: 1px solid var(--color-border);
  position: sticky; top: 0;
}
.csv-tbl tbody td {
  padding: 5px 10px;
  border-bottom: 1px solid var(--color-border-light, #f0f2f8);
  color: var(--color-text);
  white-space: nowrap;
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
}
.csv-tbl tbody tr:last-child td { border-bottom: none; }
.csv-tbl tbody tr:hover td { background: var(--color-surface-2); }

/* Destination path */
.dest-row {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.8rem;
  color: var(--color-text-dim);
  padding: 7px 10px;
  background: var(--color-surface-2);
  border-radius: var(--radius-sm);
}
.dest-path {
  font-weight: 500;
  word-break: break-all;
}

/* Duplicate warning */
.dup-warning {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 10px 13px;
  background: #fff8e1;
  border: 1px solid #f6c90e55;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  color: #7d5700;
  line-height: 1.45;
}
.dup-warning svg { flex-shrink: 0; margin-top: 1px; color: #d97706; }

/* Upload CTA button */
.btn-upload-go {
  width: 100%;
  padding: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.92rem;
  font-weight: 600;
  margin-top: 4px;
}
.btn-upload-go:disabled {
  opacity: .45;
  cursor: not-allowed;
  filter: none;
  transform: none;
}

/* ── Upload progress panel ───────────────────────────────── */
.up-progress-card { padding: 20px 24px; }
.up-progress-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.up-status-list { display: flex; flex-direction: column; gap: 10px; }

.up-status-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-surface-2);
}
.up-status-item--success { border-color: #c6f6d5; background: #f0fff4; }
.up-status-item--error   { border-color: #fed7d7; background: #fff5f5; }

.up-si-icon { flex-shrink: 0; line-height: 0; margin-top: 2px; }
.up-si-body { flex: 1; min-width: 0; }
.up-si-name {
  display: block;
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: 5px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.up-prog-bar {
  height: 4px;
  background: var(--color-border);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 3px;
}
.up-prog-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-navy-light), var(--color-gold));
  border-radius: 2px;
  transition: width .2s ease;
}
.up-pct    { font-size: 0.75rem; color: var(--color-text-dim); }
.up-ok-msg { font-size: 0.75rem; color: #276749; font-weight: 500; }
.up-err-msg { font-size: 0.75rem; color: #c53030; }

@keyframes spinCW { to { transform: rotate(360deg); } }

/* ── Team files table card ───────────────────────────────── */
.up-files-card { padding: 0; overflow: hidden; }

.up-files-hdr {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
  gap: 12px;
  flex-wrap: wrap;
}
.up-files-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-navy);
  margin: 0;
}
.up-files-controls {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}
.select-sm {
  padding: 7px 10px;
  font-size: 0.8rem;
  min-width: 130px;
}

/* Folder chip in table */
.folder-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 9px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-navy);
  white-space: nowrap;
}

/* Ext badge in table */
.ext-badge {
  padding: 1px 7px;
  border-radius: 3px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--color-white);
  background: var(--color-navy);
}
.ext-badge--xlsx { background: #1d7044; }
.ext-badge--csv  { background: #1d5c8e; }
.ext-badge--docx { background: #2b5eb0; }

/* File-type dot */
.file-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  margin-right: 6px;
  background: var(--color-navy);
  flex-shrink: 0;
}
.file-dot--xlsx { background: #1d7044; }
.file-dot--csv  { background: #1d5c8e; }
.file-dot--docx { background: #2b5eb0; }

.td-filename { display: flex; align-items: center; font-weight: 500; }
.td-owner    { font-size: 0.8rem; color: var(--color-text-dim); }
.td-mono     { font-size: 0.82rem; font-family: var(--font-mono, monospace); color: var(--color-text-dim); }

/* ============================================================
   STORAGE BROWSER  (.sb-*)
   ============================================================ */
.sb-container {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: 0;
  overflow: hidden;
  min-height: 120px;
}

.sb-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2px 4px;
  padding: 10px 14px 8px;
  background: var(--color-surface-2);
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.82rem;
}

.sb-crumb {
  padding: 1px 4px;
  border-radius: 4px;
  color: var(--color-text-muted);
  font-weight: 500;
  line-height: 1.4;
}
.sb-crumb--link {
  color: var(--color-navy);
  cursor: pointer;
  transition: background var(--transition-fast);
}
.sb-crumb--link:hover { background: var(--color-navy-pale); }
.sb-crumb--active { color: var(--color-text); font-weight: 600; }
.sb-crumb-sep { color: var(--color-text-dim); user-select: none; }

.sb-section-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--color-text-dim);
  padding: 10px 14px 4px;
}

.sb-items {
  display: flex;
  flex-direction: column;
  gap: 1px;
  padding: 0 10px 6px;
}

.sb-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: var(--color-text);
  cursor: pointer;
  transition: background var(--transition-fast);
  text-align: left;
  width: 100%;
}
.sb-item:hover { background: var(--color-navy-pale); }
.sb-item--folder { color: var(--color-navy); }
.sb-item--loading { opacity: 0.6; pointer-events: none; }

.sb-folder-icon { color: var(--color-gold); flex-shrink: 0; }
.sb-file-icon   { color: var(--color-text-dim); flex-shrink: 0; }
.sb-item-name   { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sb-chevron     { color: var(--color-text-dim); flex-shrink: 0; }

.sb-file-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--color-navy);
}
.sb-file-dot--xlsx { background: #1d7044; }
.sb-file-dot--csv  { background: #1d5c8e; }
.sb-file-dot--docx { background: #2b5eb0; }

.sb-ext-badge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: .04em;
  padding: 1px 5px;
  border-radius: 3px;
  color: #fff;
  background: var(--color-navy);
  flex-shrink: 0;
}
.sb-ext--xlsx { background: #1d7044; }
.sb-ext--csv  { background: #1d5c8e; }
.sb-ext--docx { background: #2b5eb0; }

.sb-upload-here-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 8px 10px 10px;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  border: 1.5px dashed var(--color-navy-light);
  color: var(--color-navy);
  font-size: 0.82rem;
  font-weight: 600;
  background: transparent;
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}
.sb-upload-here-btn:hover {
  background: var(--color-navy-pale);
  border-color: var(--color-navy);
}
.sb-upload-here-btn--selected {
  background: var(--color-success-bg);
  border-color: var(--color-success);
  color: var(--color-success);
  border-style: solid;
}

.sb-empty {
  padding: 18px 16px;
  font-size: 0.85rem;
  color: var(--color-text-dim);
  text-align: center;
}

.sb-loading {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 20px 16px;
  color: var(--color-text-dim);
  font-size: 0.85rem;
  justify-content: center;
}

.sb-spinner {
  width: 20px; height: 20px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-navy);
  border-radius: 50%;
  animation: spinCW 0.7s linear infinite;
  flex-shrink: 0;
}

.sb-error {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px;
  color: var(--color-error);
  font-size: 0.85rem;
  flex-wrap: wrap;
}
.sb-retry-btn {
  margin-left: auto;
  padding: 4px 10px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--color-error);
  color: var(--color-error);
  font-size: 0.8rem;
  background: none;
  cursor: pointer;
}
.sb-retry-btn:hover { background: var(--color-error-bg); }

/* ============================================================
   FILE VIEWER MODAL  (.fv-*)
   ============================================================ */
.fv-modal {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 24px 16px;
  overflow-y: auto;
}
.fv-modal.fv-open { display: flex; }

.fv-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10, 20, 45, 0.55);
  backdrop-filter: blur(3px);
  z-index: 0;
}

.fv-dialog {
  position: relative;
  z-index: 1;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 1200px;
  height: calc(100vh - 48px);
  max-height: calc(100vh - 48px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.fv-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px 14px;
  border-bottom: 1px solid var(--color-border-light);
  background: var(--color-surface-2);
  flex-shrink: 0;
}

.fv-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-navy);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.fv-close-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  transition: background var(--transition-fast), color var(--transition-fast);
  flex-shrink: 0;
}
.fv-close-btn:hover { background: var(--color-surface-3); color: var(--color-text); }

.fv-content {
  flex: 1;
  overflow: auto;
  padding: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.fv-spinner-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 240px;
  padding: 32px;
}
.fv-spinner {
  width: 32px; height: 32px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-navy);
  border-radius: 50%;
  animation: spinCW 0.7s linear infinite;
}
.fv-spinner-label { color: var(--color-text-muted); font-size: 0.9rem; }

.fv-table-info {
  padding: 10px 16px 6px;
  font-size: 0.8rem;
  color: var(--color-text-dim);
  border-bottom: 1px solid var(--color-border-light);
}

.fv-table-scroll {
  overflow: auto;
  flex: 1;
  min-height: 0;
}

.fv-table {
  border-collapse: collapse;
  width: 100%;
  font-size: 0.82rem;
}
.fv-table thead tr {
  position: sticky;
  top: 0;
  background: var(--color-surface-2);
  z-index: 2;
}
.fv-table th {
  padding: 8px 12px;
  text-align: left;
  font-weight: 700;
  color: var(--color-navy);
  border-bottom: 1.5px solid var(--color-border);
  white-space: nowrap;
}
.fv-table td {
  padding: 6px 12px;
  border-bottom: 1px solid var(--color-border-light);
  white-space: nowrap;
  max-width: 260px;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--color-text);
}
.fv-table tbody tr:hover { background: var(--color-navy-pale); }

.fv-pagination {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  border-top: 1px solid var(--color-border-light);
  background: var(--color-surface-2);
}
.fv-page-btn {
  padding: 5px 14px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--color-border);
  font-size: 0.82rem;
  background: var(--color-surface);
  cursor: pointer;
  color: var(--color-navy);
  transition: background var(--transition-fast);
}
.fv-page-btn:hover:not(:disabled) { background: var(--color-navy-pale); }
.fv-page-btn:disabled { opacity: 0.45; cursor: not-allowed; }
.fv-page-info { font-size: 0.82rem; color: var(--color-text-dim); }

.fv-sheet-tabs {
  display: flex;
  gap: 4px;
  padding: 10px 14px 0;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface-2);
}
.fv-sheet-tab {
  padding: 6px 14px;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.fv-sheet-tab:hover { background: var(--color-navy-pale); color: var(--color-navy); }
.fv-sheet-tab--active {
  background: var(--color-surface);
  border-color: var(--color-border) var(--color-border) transparent;
  color: var(--color-navy);
  margin-bottom: -1px;
}

.fv-docx {
  padding: 24px 32px;
  max-width: 800px;
  margin: 0 auto;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--color-text);
}
.fv-docx h1,.fv-docx h2,.fv-docx h3 { color: var(--color-navy); margin: 1.2em 0 .5em; }
.fv-docx p  { margin-bottom: .8em; }
.fv-docx ul,.fv-docx ol { margin-left: 1.6em; margin-bottom: .8em; }
.fv-docx table { border-collapse: collapse; width: 100%; margin: 1em 0; }
.fv-docx td,.fv-docx th { border: 1px solid var(--color-border); padding: 6px 10px; }

.fv-error {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 24px;
  color: var(--color-error);
  font-size: 0.9rem;
}

/* ============================================================
   UPLOAD PAGE — staged list, folder browser, dest display
   ============================================================ */
#uploadFolderBrowser {
  margin-top: 10px;
}

#selectedDestDisplay {
  font-size: 0.82rem;
  font-family: var(--font-mono, monospace);
  color: var(--color-text-muted);
  margin-top: 6px;
  padding: 4px 8px;
  background: var(--color-surface-2);
  border-radius: var(--radius-xs);
  display: inline-block;
  min-height: 1.4em;
}

.staged-list {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-surface);
}

.staged-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.875rem;
}
.staged-item:last-child { border-bottom: none; }

.staged-dot {
  width: 9px; height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
}

.staged-name {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 500;
  color: var(--color-text);
}

.staged-size {
  font-size: 0.75rem;
  color: var(--color-text-dim);
  flex-shrink: 0;
  font-family: var(--font-mono, monospace);
}

.staged-remove {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px; height: 22px;
  border-radius: 50%;
  color: var(--color-text-dim);
  transition: background var(--transition-fast), color var(--transition-fast);
  flex-shrink: 0;
}
.staged-remove:hover { background: var(--color-error-bg); color: var(--color-error); }

.staged-empty {
  padding: 18px 16px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-text-dim);
}

/* file-link-btn in tables */
.file-link-btn {
  background: none;
  border: none;
  padding: 0;
  color: var(--color-navy);
  font-weight: 600;
  font-size: inherit;
  cursor: pointer;
  text-decoration: underline;
  text-decoration-color: transparent;
  transition: text-decoration-color var(--transition-fast), color var(--transition-fast);
  text-align: left;
}
.file-link-btn:hover {
  color: var(--color-navy-light);
  text-decoration-color: var(--color-navy-light);
}

/* ============================================================
   DATA PAGE — storage browser section
   ============================================================ */
.data-browser-section {
  margin-bottom: 28px;
}
.data-browser-section h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 10px;
}
#dataBrowserContainer {
  max-height: 380px;
  overflow-y: auto;
}

/* ============================================================
   ANALYZE PAGE
   ============================================================ */

/* File selector section */
.analyze-file-selector {
  margin-bottom: 24px;
}

#analyzeBrowserContainer {
  max-height: 360px;
  overflow-y: auto;
}

#analyzeSelectedFile {
  margin-top: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  min-height: 40px;
}

.az-sel-info {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.az-sel-name {
  font-weight: 700;
  color: var(--color-navy);
  font-size: 0.9rem;
}
.az-sel-dims {
  font-size: 0.8rem;
  color: var(--color-text-dim);
}
.az-ext-badge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: .04em;
  padding: 1px 6px;
  border-radius: 3px;
  color: #fff;
  background: var(--color-navy);
}
.az-ext--xlsx { background: #1d7044; }
.az-ext--csv  { background: #1d5c8e; }

.az-sel-loading,.az-sel-error {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}
.az-sel-error { color: var(--color-error); }

/* ── Sheet selector ──────────────────────────────────────────── */
.az-sheet-selector-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 12px;
  padding: 10px 14px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}
.az-sheet-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-muted);
  white-space: nowrap;
}
.az-sheet-tabs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.az-sheet-tab {
  padding: 4px 14px;
  font-size: 0.78rem;
  font-weight: 500;
  border: 1.5px solid var(--color-border);
  border-radius: 20px;
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
  line-height: 1.4;
}
.az-sheet-tab:hover {
  border-color: var(--color-navy);
  color: var(--color-navy);
  background: var(--color-navy-pale, #f0f4fb);
}
.az-sheet-tab--active {
  background: var(--color-navy);
  border-color: var(--color-navy);
  color: #fff;
}

/* ── File preview table ──────────────────────────────────────── */
.az-file-preview {
  margin-top: 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.az-preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 14px;
  background: var(--color-surface-2);
  border-bottom: 1px solid var(--color-border);
}
.az-preview-title {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-navy);
  letter-spacing: .01em;
}
.az-preview-meta {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}
.az-preview-table-wrap {
  overflow-x: auto;
  overflow-y: auto;
  max-height: 300px;
}
.az-preview-tbl {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
}
.az-preview-tbl thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--color-surface-2);
  padding: 6px 10px;
  text-align: left;
  font-weight: 700;
  color: var(--color-navy);
  border-bottom: 2px solid var(--color-border);
  white-space: nowrap;
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
}
.az-preview-tbl th.az-preview-rownum,
.az-preview-tbl td.az-preview-rownum {
  text-align: right;
  color: var(--color-text-dim);
  font-weight: 400;
  font-size: 0.72rem;
  width: 32px;
  min-width: 32px;
  padding-right: 10px;
  border-right: 1px solid var(--color-border);
}
.az-preview-tbl td {
  padding: 5px 10px;
  border-bottom: 1px solid rgba(0,0,0,.04);
  white-space: nowrap;
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--color-text);
}
.az-preview-tbl tbody tr:last-child td { border-bottom: none; }
.az-preview-tbl tbody tr:hover td     { background: var(--color-surface-2); }

/* Analysis panel */
.analyze-panel { display: none; }

/* Tabs */
.az-tabs {
  display: flex;
  gap: 2px;
  border-bottom: 2px solid var(--color-border);
  margin-bottom: 20px;
}
.az-tab {
  padding: 9px 20px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background: none;
  border: none;
  border-bottom: 2.5px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}
.az-tab:hover { color: var(--color-navy); }
.az-tab--active {
  color: var(--color-navy);
  border-bottom-color: var(--color-navy);
}

/* Panels */
/* az-panel display managed near az-tabs definition below */

/* EDA summary bar */
.eda-summary-bar {
  display: flex;
  gap: 0;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 20px;
}
.eda-kpi {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 14px 12px;
  border-right: 1px solid var(--color-border-light);
}
.eda-kpi:last-child { border-right: none; }
.eda-kpi-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-navy);
  line-height: 1.2;
}
.eda-kpi-label {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--color-text-dim);
  margin-top: 2px;
}

/* EDA column table */
.eda-table-wrap { overflow-x: auto; }
.eda-col-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.83rem;
}
.eda-col-table th {
  padding: 8px 12px;
  text-align: left;
  font-weight: 700;
  color: var(--color-navy);
  border-bottom: 1.5px solid var(--color-border);
  white-space: nowrap;
  background: var(--color-surface-2);
}
.eda-col-table td {
  padding: 7px 12px;
  border-bottom: 1px solid var(--color-border-light);
  color: var(--color-text);
}
.eda-col-table tbody tr:hover { background: var(--color-navy-pale); }
.eda-col-idx  { color: var(--color-text-dim); font-size: 0.75rem; }
.eda-col-name { font-weight: 600; }
.eda-key-stats { font-size: 0.78rem; color: var(--color-text-muted); font-family: var(--font-mono, monospace); }

.eda-type-badge {
  padding: 1px 7px;
  border-radius: 3px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: .04em;
}
.eda-type--numeric     { background: #dbeafe; color: #1e40af; }
.eda-type--categorical { background: #fef3c7; color: #92400e; }

/* Statistics tab */
.az-section-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 12px;
}
.stats-table-wrap { overflow-x: auto; margin-bottom: 20px; }
.stats-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}
.stats-table th {
  padding: 7px 12px;
  text-align: left;
  font-weight: 700;
  color: var(--color-navy);
  border-bottom: 1.5px solid var(--color-border);
  background: var(--color-surface-2);
  white-space: nowrap;
}
.stats-table td {
  padding: 6px 12px;
  border-bottom: 1px solid var(--color-border-light);
  font-family: var(--font-mono, monospace);
  font-size: 0.8rem;
}
.stats-col-name {
  font-family: var(--font-body);
  font-weight: 600;
  color: var(--color-navy);
}
.stats-table tbody tr:hover { background: var(--color-navy-pale); }

.cat-col-block {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
  overflow: hidden;
}
.cat-col-header {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 14px;
  background: var(--color-surface-2);
  border-bottom: 1px solid var(--color-border-light);
}
.cat-col-header strong { font-size: 0.9rem; color: var(--color-navy); }
.cat-col-meta { font-size: 0.78rem; color: var(--color-text-dim); }
.cat-freq-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}
.cat-freq-table th {
  padding: 6px 12px;
  text-align: left;
  font-weight: 700;
  color: var(--color-navy);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border-light);
}
.cat-freq-table td {
  padding: 5px 12px;
  border-bottom: 1px solid var(--color-border-light);
}
.cat-freq-table tbody tr:hover { background: var(--color-navy-pale); }
.cat-more { font-style: italic; color: var(--color-text-dim); font-size: 0.78rem; }

/* Visualizations tab */
.viz-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 14px;
  padding: 14px 16px;
  background: var(--color-surface-2);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
}
.viz-ctrl-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 140px;
}
.viz-label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: .04em;
}
.viz-opt { font-weight: 400; text-transform: none; }

.chart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 18px;
}
.chart-slot {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-surface);
}
.chart-slot-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 9px 12px;
  background: var(--color-surface-2);
  border-bottom: 1px solid var(--color-border-light);
}
.chart-slot-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-navy);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.chart-slot-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}
.chart-slot canvas {
  display: block;
  width: 100%;
  max-height: 280px;
  padding: 10px 12px 12px;
}

/* Saved viz tab */
.saved-viz-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.saved-viz-count {
  font-size: 0.82rem;
  color: var(--color-text-dim);
}
.saved-viz-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}
.saved-viz-item {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-surface);
  display: flex;
  flex-direction: column;
}
.saved-viz-img {
  width: 100%;
  height: 160px;
  object-fit: contain;
  background: var(--color-surface-2);
  border-bottom: 1px solid var(--color-border-light);
}
.saved-viz-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  padding: 8px 10px;
}
.saved-viz-name {
  font-size: 0.74rem;
  color: var(--color-text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}

.az-loading {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 24px;
  color: var(--color-text-dim);
  font-size: 0.85rem;
  justify-content: center;
}
.az-empty {
  padding: 24px;
  text-align: center;
  color: var(--color-text-dim);
  font-size: 0.88rem;
}

/* btn-sm helper */
.btn-sm {
  padding: 4px 10px !important;
  font-size: 0.78rem !important;
}

/* spinCW keyframe (if not already defined) */
@keyframes spinCW {
  to { transform: rotate(360deg); }
}

/* ============================================================
   STORAGE BROWSER (.sb-*)
   ============================================================ */
.sb-container {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface-2);
  min-height: 120px;
  overflow: hidden;
}
.sb-breadcrumb {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
  padding: 9px 14px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  font-size: 0.8rem;
}
.sb-crumb {
  color: var(--color-navy-light);
  font-weight: 600;
  background: none;
  border: none;
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 3px;
  font-size: 0.8rem;
  font-family: var(--font-body);
}
.sb-crumb:hover { background: var(--color-surface-2); }
.sb-crumb--active { color: var(--color-text); font-weight: 700; cursor: default; }
.sb-sep { color: var(--color-text-dim); font-size: 0.75rem; }

.sb-list { padding: 6px; display: flex; flex-direction: column; gap: 2px; }
.sb-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 8px 10px;
  border: none;
  background: transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-align: left;
  font-size: 0.85rem;
  font-family: var(--font-body);
  color: var(--color-text);
  transition: background var(--transition-fast);
}
.sb-item:hover { background: var(--color-surface); }
.sb-item-name { flex: 1; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sb-chevron { color: var(--color-text-dim); flex-shrink: 0; }
.sb-file--selected { background: var(--color-navy) !important; color: var(--color-white) !important; }
.sb-file--selected .sb-file-ext { background: rgba(255,255,255,.2) !important; color: var(--color-white) !important; }
.sb-file-ext {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: .04em;
  padding: 1px 6px;
  border-radius: 3px;
  background: var(--color-surface-2);
  color: var(--color-text-dim);
  flex-shrink: 0;
}
.sb-file-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--color-navy);
  flex-shrink: 0;
}
.sb-file-dot--xlsx { background: #1d7044; }
.sb-file-dot--csv  { background: #1d5c8e; }
.sb-file-dot--docx { background: #2b5eb0; }

.sb-select-here {
  width: calc(100% - 12px);
  margin: 6px;
  padding: 8px;
  border: 1.5px dashed var(--color-navy-light);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-navy-light);
  font-size: 0.82rem;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.sb-select-here:hover, .sb-select-here--active {
  background: var(--color-navy);
  color: var(--color-white);
  border-color: var(--color-navy);
}
.sb-empty, .sb-empty-files {
  padding: 16px 14px;
  font-size: 0.82rem;
  color: var(--color-text-dim);
  text-align: center;
}
.sb-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 24px;
  font-size: 0.82rem;
  color: var(--color-text-dim);
}
.sb-spinner {
  width: 14px; height: 14px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-navy);
  border-radius: 50%;
  animation: spinCW .7s linear infinite;
  flex-shrink: 0;
}
.sb-error {
  padding: 14px;
  font-size: 0.82rem;
  color: var(--color-error);
  text-align: center;
}

/* Upload page selected dest display */
.selected-dest-row {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-top: 10px;
  padding: 7px 10px;
  background: #f0fff4;
  border: 1px solid #c6f6d5;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: #276749;
}
.selected-dest-path { font-weight: 600; word-break: break-all; }

/* ============================================================
   FILE VIEWER MODAL (.fv-*)
   ============================================================ */
.fv-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  z-index: 1100;
  align-items: center;
  justify-content: center;
  padding: 24px 20px;
  overflow-y: auto;
}
.fv-modal-overlay.open { display: flex; }

.fv-modal-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 1200px;
  height: calc(100vh - 48px);
  max-height: calc(100vh - 48px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  margin: auto;
}
.fv-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  position: sticky;
  top: 0;
  z-index: 1;
}
.fv-modal-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-navy);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
  margin-right: 12px;
}
.fv-modal-close {
  width: 30px; height: 30px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-dim);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: background var(--transition-fast);
}
.fv-modal-close:hover { background: var(--color-surface-2); }

.fv-modal-content { padding: 0; overflow: auto; flex: 1; min-height: 0; display: flex; flex-direction: column; }

.fv-loading {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 40px;
  justify-content: center;
  color: var(--color-text-dim);
}
.fv-spinner {
  width: 18px; height: 18px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-navy);
  border-radius: 50%;
  animation: spinCW .7s linear infinite;
}
.fv-table-wrap { overflow: auto; flex: 1; min-height: 0; }
.fv-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}
.fv-table thead th {
  background: var(--color-surface-2);
  padding: 7px 12px;
  text-align: left;
  font-weight: 700;
  color: var(--color-navy);
  white-space: nowrap;
  border-bottom: 1.5px solid var(--color-border);
  position: sticky;
  top: 0;
}
.fv-table tbody td {
  padding: 5px 12px;
  border-bottom: 1px solid var(--color-border-light, #f0f2f8);
  color: var(--color-text);
  white-space: nowrap;
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
}
.fv-table tbody tr:hover td { background: var(--color-surface-2); }
.fv-note {
  font-size: 0.75rem;
  color: var(--color-text-dim);
  margin-bottom: 8px;
  padding: 5px 10px;
  background: var(--color-surface-2);
  border-radius: var(--radius-sm);
  display: inline-block;
}
.fv-pagination {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  font-size: 0.82rem;
  color: var(--color-text-dim);
}
.fv-page-info { flex: 1; text-align: center; }
.fv-sheet-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.fv-sheet-tab {
  padding: 4px 12px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-surface-2);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  font-family: var(--font-body);
  color: var(--color-text);
  transition: background var(--transition-fast);
}
.fv-sheet-tab--active { background: var(--color-navy); color: var(--color-white); border-color: var(--color-navy); }
.fv-docx {
  font-family: var(--font-body);
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--color-text);
  max-width: 780px;
}
.fv-docx h1,.fv-docx h2,.fv-docx h3 { font-family: var(--font-display); color: var(--color-navy); margin: 1em 0 .4em; }
.fv-docx p { margin-bottom: .8em; }
.fv-docx table { border-collapse: collapse; width: 100%; margin: 1em 0; }
.fv-docx th,.fv-docx td { border: 1px solid var(--color-border); padding: 6px 10px; }
.fv-error {
  color: var(--color-error);
  padding: 20px;
  font-size: 0.85rem;
  text-align: center;
}
.fv-empty {
  color: var(--color-text-dim);
  padding: 24px;
  text-align: center;
  font-size: 0.85rem;
}

/* file link button in tables */
.file-link-btn {
  background: none;
  border: none;
  color: var(--color-navy-light);
  font-weight: 600;
  font-size: inherit;
  font-family: inherit;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
  text-align: left;
  padding: 0;
}
.file-link-btn:hover { color: var(--color-navy); }

/* ============================================================
   ANALYZE PAGE
   ============================================================ */
.analyze-file-selector { margin-bottom: 20px; }
.az-selected-file {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 14px;
  padding: 12px 14px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}
.az-sel-icon { flex-shrink: 0; }
.az-sel-info { flex: 1; min-width: 0; }
.az-sel-name { font-size: 0.88rem; font-weight: 600; color: var(--color-navy); display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; margin-bottom: 4px; }
.az-sel-meta { display: flex; align-items: center; gap: 8px; }

.analyze-panel { padding: 0; overflow: visible; }
.az-file-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: var(--color-navy);
  color: var(--color-white);
}
.az-file-name { font-size: 0.85rem; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex: 1; margin-right: 12px; }
.az-file-bar .btn-ghost { color: var(--color-white); border-color: rgba(255,255,255,.3); }
.az-file-bar .btn-ghost:hover { background: rgba(255,255,255,.1); }

.az-tabs {
  display: flex;
  border-bottom: 1px solid var(--color-border);
  padding: 0 20px;
  gap: 0;
  background: var(--color-surface-2);
}
.az-tab {
  padding: 12px 18px;
  border: none;
  border-bottom: 2.5px solid transparent;
  background: transparent;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-dim);
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast);
  margin-bottom: -1px;
}
.az-tab:hover { color: var(--color-navy); }
.az-tab--active { color: var(--color-navy); border-bottom-color: var(--color-navy); }

/* Each tab panel: min-height so the card always feels spacious */
.az-panel { padding: 24px; display: none; min-height: 420px; }
.az-panel--active { display: block; }

/* EDA styles */
.eda-summary-bar {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.eda-stat-chip {
  padding: 8px 16px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  color: var(--color-text-dim);
}
.eda-stat-chip strong { color: var(--color-navy); font-size: 1rem; display: block; margin-bottom: 2px; }

.eda-col-table-wrap { overflow-x: auto; overflow-y: auto; max-height: 55vh; }
.eda-col-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}
.eda-col-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--color-surface-2);
  padding: 7px 12px;
  text-align: left;
  font-weight: 700;
  color: var(--color-navy);
  border-bottom: 1.5px solid var(--color-border);
  white-space: nowrap;
}
.eda-col-table td {
  padding: 6px 12px;
  border-bottom: 1px solid var(--color-border-light, #f0f2f8);
  color: var(--color-text);
}
.eda-col-table tr:hover td { background: var(--color-surface-2); }
.eda-type-n { color: #1d7044; font-weight: 600; font-size: 0.72rem; }
.eda-type-c { color: #2b5eb0; font-weight: 600; font-size: 0.72rem; }

/* Stats */
.stats-section { margin-bottom: 24px; }
.stats-section h4 { font-family: var(--font-display); font-size: 0.85rem; color: var(--color-navy); margin-bottom: 10px; font-weight: 700; }
.stats-table { width: 100%; border-collapse: collapse; font-size: 0.8rem; margin-bottom: 4px; }
.stats-table th { background: var(--color-surface-2); padding: 6px 10px; text-align: left; font-weight: 700; color: var(--color-navy); border-bottom: 1px solid var(--color-border); }
.stats-table td { padding: 5px 10px; border-bottom: 1px solid var(--color-border-light, #f0f2f8); }
.cat-block { margin-bottom: 20px; }
.cat-block-title { font-size: 0.82rem; font-weight: 700; color: var(--color-navy); margin-bottom: 8px; }
.cat-bar-row { display: flex; align-items: center; gap: 8px; margin-bottom: 5px; }
.cat-bar-label { width: 120px; font-size: 0.78rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; flex-shrink: 0; }
.cat-bar-track { flex: 1; height: 8px; background: var(--color-surface-2); border-radius: 4px; overflow: hidden; }
.cat-bar-fill { height: 100%; background: var(--color-navy-light); border-radius: 4px; }
.cat-bar-count { font-size: 0.75rem; color: var(--color-text-dim); flex-shrink: 0; width: 36px; text-align: right; }

/* Visualisations */
.viz-controls {
  display: flex;
  gap: 12px;
  align-items: flex-end;
  flex-wrap: wrap;
  padding: 16px;
  background: var(--color-surface-2);
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}
.viz-controls .form-group { flex: 1; min-width: 140px; margin: 0; }
.viz-controls .form-label { font-size: 0.72rem; }

.chart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}
.chart-slot {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.chart-slot-title {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-navy);
}
.chart-slot canvas { width: 100% !important; height: 500px !important; }
.chart-slot-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

/* Saved visualisations */
.saved-viz-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.saved-viz-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}
.saved-viz-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--color-surface);
}
.saved-viz-item img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  display: block;
  border-bottom: 1px solid var(--color-border);
}
.saved-viz-meta {
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.saved-viz-name {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-navy);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.saved-viz-date { font-size: 0.7rem; color: var(--color-text-dim); }

/* Data page browser section */
.data-browser-section { margin-bottom: 20px; }

/* form-select alias — same as select-control */
.form-select {
  padding: 8px 10px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--color-text);
  cursor: pointer;
  transition: border-color var(--transition-fast);
  min-width: 100px;
}
.form-select:focus { outline: none; border-color: var(--color-navy); }

/* Multi-select column picker */
.az-multisel {
  width: 100%;
  min-width: 180px;
  padding: 4px 6px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--color-border);
  font-family: var(--font-body);
  font-size: 0.88rem;
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
}
.az-multisel option {
  padding: 5px 8px;
  font-size: 0.88rem;
}
.az-multisel option:checked {
  background: var(--color-navy);
  color: #fff;
}
.az-multisel-hint {
  font-size: 0.73rem;
  color: var(--color-text-dim);
  margin-top: 3px;
}

/* ============================================================
   DATA PAGE — TWO-PANEL LAYOUT
   ============================================================ */
.data-two-panel {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 20px;
  margin-bottom: 20px;
  align-items: start;
}
.data-panel-browser { min-width: 0; }
.data-panel-view {
  min-width: 0;
  min-height: 500px;
  display: flex;
  flex-direction: column;
}
.data-panel-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 48px 24px;
  color: var(--color-text-dim);
  text-align: center;
}
.data-panel-empty svg { opacity: .35; }
.data-panel-empty p  { font-size: 0.88rem; margin: 0; }
@media (max-width: 900px) {
  .data-two-panel { grid-template-columns: 1fr; }
}

/* ── Inline file view panel (Data page) ─────────────────────── */
#dataFileViewPanel {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  padding: 0;          /* override .up-card padding — dfv-header/body handle spacing */
  overflow: hidden;
}
.dfv-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 20px;
  background: var(--color-navy);
  color: #fff;
  flex-shrink: 0;
}
.dfv-title {
  font-size: 0.9rem;
  font-weight: 700;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}
.dfv-close-btn {
  color: #fff !important;
  border-color: rgba(255,255,255,.3) !important;
  flex-shrink: 0;
}
.dfv-close-btn:hover { background: rgba(255,255,255,.12) !important; }
.dfv-body {
  flex: 1;
  min-height: 0;
  overflow: auto;
  display: flex;
  flex-direction: column;
}
.dfv-empty {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 24px;
  font-size: 0.88rem;
  color: var(--color-text-dim);
  text-align: center;
}

/* ============================================================
   UPLOAD PAGE — PREVIEW AREA
   ============================================================ */
.up-preview-card { overflow: hidden; }
.up-preview-area {
  min-height: 300px;
  max-height: 600px;
  overflow: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg-alt);
  padding: 0;
}
.preview-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 200px;
  color: var(--color-text-dim);
  font-size: 0.88rem;
  text-align: center;
  padding: 20px;
}
.up-preview-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}
.up-preview-tab {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 20px;
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: border-color var(--transition-fast), color var(--transition-fast),
              background var(--transition-fast);
}
.up-preview-tab--active {
  border-color: var(--color-navy);
  background: var(--color-navy-pale);
  color: var(--color-navy);
  font-weight: 600;
}
.up-tab-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ============================================================
   VISUALIZATIONS PAGE
   ============================================================ */
.page-hero--viz { background: linear-gradient(135deg, #f7f4ee 0%, #ede8d8 100%); }

.viz-page-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.viz-search-wrap {
  position: relative;
  flex: 1;
  min-width: 200px;
  display: flex;
  align-items: center;
}
.viz-search-wrap svg {
  position: absolute;
  left: 10px;
  color: var(--color-text-dim);
  pointer-events: none;
}
.viz-search-input {
  width: 100%;
  padding: 8px 12px 8px 34px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.88rem;
  background: var(--color-surface);
  color: var(--color-text);
  transition: border-color var(--transition-fast);
}
.viz-search-input:focus { outline: none; border-color: var(--color-navy); }

.viz-refresh-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  flex-shrink: 0;
}
.viz-refresh-btn:disabled { opacity: 0.55; cursor: not-allowed; }

.view-toggle-btns {
  display: flex;
  gap: 0;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.view-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 7px 13px;
  background: var(--color-surface);
  border: none;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.view-toggle-btn + .view-toggle-btn {
  border-left: 1.5px solid var(--color-border);
}
.view-toggle-btn--active {
  background: var(--color-navy);
  color: #fff;
}

.viz-result-count {
  font-size: 0.82rem;
  color: var(--color-text-dim);
  margin-bottom: 16px;
}

/* Gallery grid */
.viz-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.viz-gallery-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}
.viz-gallery-card:hover {
  box-shadow: 0 8px 24px rgba(30,58,95,.12);
  transform: translateY(-3px);
}
.viz-card-img-wrap {
  width: 100%;
  height: 180px;
  overflow: hidden;
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
}
.viz-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.viz-img-broken {
  font-size: 0.75rem;
  color: var(--color-text-dim);
  padding: 20px;
  text-align: center;
}
.viz-card-body {
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.viz-card-title {
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-navy);
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.viz-card-desc {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.viz-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 4px;
}
.viz-card-author {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.73rem;
  color: var(--color-text-muted);
  font-weight: 500;
}
.viz-card-date {
  font-size: 0.72rem;
  color: var(--color-text-dim);
  white-space: nowrap;
}

/* Empty + error states */
.viz-empty {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 60px 20px;
  color: var(--color-text-dim);
  text-align: center;
}
.viz-empty svg { opacity: .3; }
.viz-empty p   { margin: 0; font-size: 0.92rem; }
.viz-empty-sub { font-size: 0.8rem !important; }
.viz-error {
  color: var(--color-error);
  text-align: center;
  padding: 40px 20px;
  font-size: 0.88rem;
}
.viz-loading {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 60px 20px;
  color: var(--color-text-dim);
}

/* List view */
.viz-list-view { overflow-x: auto; }
.viz-list-name  { font-weight: 600; color: var(--color-navy); font-size: 0.88rem; }
.viz-list-desc  { font-size: 0.82rem; color: var(--color-text-muted); max-width: 320px; }
.viz-list-author{ font-size: 0.82rem; }
.viz-list-thumb { width: 90px; }

/* Lightbox */
.viz-lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.65);
  z-index: 4000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn .15s ease;
}
.viz-lightbox-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 64px rgba(0,0,0,.35);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.viz-lb-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px 12px;
  border-bottom: 1px solid var(--color-border);
}
.viz-lb-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-navy);
  margin: 0 0 4px;
}
.viz-lb-desc {
  font-size: 0.83rem;
  color: var(--color-text-muted);
  margin: 0;
}
.viz-lb-close {
  flex-shrink: 0;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-muted);
  padding: 4px;
  border-radius: 4px;
  transition: color var(--transition-fast);
}
.viz-lb-close:hover { color: var(--color-navy); }
.viz-lb-img-wrap {
  flex: 1;
  overflow: auto;
  padding: 16px;
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
}
.viz-lb-img {
  max-width: 100%;
  max-height: 60vh;
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 16px rgba(0,0,0,.1);
}
.viz-lb-footer {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 20px;
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
}
.viz-lb-meta {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  flex: 1;
}
.viz-lb-date {
  font-size: 0.78rem;
  color: var(--color-text-dim);
}
.viz-lb-download { margin-left: auto; text-decoration: none; }

/* ============================================================
   DATA PREP — Panel styles
   ============================================================ */
.prep-content { padding: 4px 0; }
.prep-section {
  padding: 18px 0;
  border-bottom: 1px solid var(--color-border);
}
.prep-section:last-child { border-bottom: none; }
.az-section-title {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-navy);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 0 0 12px;
}
.prep-row {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 10px;
}
.prep-multiselect {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  flex: 1;
  min-width: 200px;
}
.prep-chk {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 3px 8px;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: var(--color-surface);
  transition: border-color var(--transition-fast), background var(--transition-fast);
}
.prep-chk:has(input:checked) {
  border-color: var(--color-navy);
  background: var(--color-navy-pale);
  color: var(--color-navy);
}
.prep-sel    { min-width: 160px; }
.prep-sel-sm { min-width: 120px; }
.prep-input  { min-width: 140px; flex: 1; }
.prep-msg {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin: 6px 0 0;
  min-height: 18px;
}
.prep-empty-note {
  font-size: 0.78rem;
  color: var(--color-text-dim);
  font-style: italic;
}
.prep-transforms-note {
  font-size: 0.78rem;
  color: var(--color-gold);
  font-weight: 600;
  margin: 8px 0 0;
}

/* ── Tag Multi-Select widget ────────────────────────── */
.tag-sel { display: flex; flex-direction: column; gap: 6px; }
.tag-sel-dd {
  width: 100%;
  cursor: pointer;
}
.tag-sel-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  min-height: 28px;
}
.tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--color-navy, #1a3a5c);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 500;
  padding: 3px 8px 3px 10px;
  border-radius: 100px;
  white-space: nowrap;
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
}
.tag-chip-x {
  background: none;
  border: none;
  color: rgba(255,255,255,0.75);
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  padding: 0 0 0 2px;
  flex-shrink: 0;
}
.tag-chip-x:hover { color: #fff; }
.prep-no-cols {
  font-size: 0.78rem;
  color: var(--color-text-muted, #666);
  font-style: italic;
  margin: 0;
}

/* ── Data Prep step-by-step redesign ───────────────── */
.prep-intro-text {
  font-size: 0.82rem;
  color: var(--color-text-muted, #666);
  margin: 0 0 14px;
}
.prep-flow {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 4px;
}
.prep-card {
  border: 1.5px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
  background: var(--color-surface, #fff);
  transition: border-color 0.2s;
}
.prep-card--draft { border-color: #cbd5e0; }
.prep-card--done  { border-color: #68d391; }
.prep-card-hdr {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 14px;
  background: var(--color-bg-alt, #f8f9fa);
  border-bottom: 1px solid var(--color-border);
}
.prep-card--done .prep-card-hdr { background: #f0fff4; }
.prep-card-hdr-left { display: flex; align-items: center; gap: 10px; }
.prep-card-badge {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-navy, #1a3a5c);
}
.prep-card-status {
  font-size: 0.78rem;
  color: var(--color-text-muted, #666);
}
.prep-card--done .prep-card-status { color: #276749; font-weight: 600; }
.prep-card-remove {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-muted, #666);
  font-size: 0.8rem;
  padding: 2px 6px;
  border-radius: 4px;
  line-height: 1;
}
.prep-card-remove:hover { background: #fee2e2; color: #c53030; }
.prep-steps-wrap {
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.prep-step {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.prep-step-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-navy, #1a3a5c);
}
.prep-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-navy, #1a3a5c);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 700;
  flex-shrink: 0;
}
.prep-apply-row {
  display: flex;
  justify-content: flex-start;
  padding-top: 2px;
}
.prep-filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.prep-result-wrap {
  border-top: 1px solid #9ae6b4;
  background: #f0fff4;
}
.prep-result-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  gap: 10px;
  flex-wrap: wrap;
}
.prep-result-msg {
  font-size: 0.82rem;
  font-weight: 600;
  color: #276749;
}
.prep-preview-meta {
  font-size: 0.73rem;
  color: var(--color-text-muted, #666);
  margin: 0;
  padding: 4px 14px 6px;
}
.prep-preview-scroll {
  overflow: auto;
  max-height: 280px;
  padding: 0 14px 14px;
}
.prep-actions-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 0 4px;
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
}

/* ============================================================
   ANALYZE — Viz controls & share modal
   ============================================================ */
.viz-controls {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 20px;
}
.viz-ctrl-group {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.viz-ctrl-row { display: flex; flex-direction: column; gap: 6px; }
.viz-label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}
.viz-opt { font-weight: 400; text-transform: none; letter-spacing: 0; }
.viz-checkbox-list {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}
.viz-chk-lbl {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 3px 9px;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: var(--color-surface);
  transition: border-color var(--transition-fast), background var(--transition-fast);
}
.viz-chk-lbl:has(input:checked) {
  border-color: var(--color-navy);
  background: var(--color-navy-pale);
  color: var(--color-navy);
  font-weight: 600;
}
.viz-output {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 16px;
}
.viz-output--comparative .chart-slot {
  flex: 1 1 calc(50% - 12px);
  min-width: min(100%, 380px);
}
/* ── Viz two-column layout ───────────────────────── */
.viz-layout {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  min-height: 400px;
}
.viz-sidebar {
  width: 300px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: sticky;
  top: calc(var(--nav-height, 60px) + 16px);
}
.viz-main {
  flex: 1;
  min-width: 0;
}
@media (max-width: 900px) {
  .viz-layout { flex-direction: column; }
  .viz-sidebar { width: 100%; position: static; }
}

.viz-type-hint {
  font-size: 0.75rem;
  color: var(--color-text-muted, #666);
  font-style: italic;
  margin: 2px 0 0;
}
.viz-labels-section {
  border-top: 1px dashed var(--color-border, #ddd);
  padding-top: 10px;
  margin-top: 4px;
}
.viz-labels-toggle {
  font-size: 0.8rem;
  padding: 4px 8px;
  display: flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  color: var(--color-text-muted, #666);
  cursor: pointer;
}
.viz-labels-toggle:hover { color: var(--color-navy, #1a3a5c); }
.viz-toggle-arrow { font-size: 0.65rem; }
.viz-labels-body {
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.viz-comparative-share-row {
  width: 100%;
  display: flex;
  justify-content: center;
  padding: 16px 0 4px;
}
.viz-chart2-header {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-gold, #b8860b);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 4px;
}
/* ── Profile page ──────────────────────────────────── */
.page-hero--profile::before { background: linear-gradient(135deg, #eef6ff 0%, transparent 60%); }

/* Card stack spacing */
#page-profile .up-card + .up-card {
  margin-top: 28px;
}

/* ── Profile identity card ── */
.profile-card {}
.profile-avatar-row {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
  flex-wrap: wrap;
}
.profile-avatar-img {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--color-navy-pale);
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}
.profile-avatar-initials {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 700;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}
.profile-name-block {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
  min-width: 0;
}
.profile-name { font-size: 1.45rem; font-weight: 700; color: var(--color-navy); margin: 0; }
.profile-email { font-size: 0.88rem; color: var(--color-text-muted); margin: 2px 0 8px; }
.profile-role-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 11px;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  width: fit-content;
}
.profile-role-badge--manager {
  background: #dbeafe;
  color: #1d4ed8;
  border: 1px solid #bfdbfe;
}
.profile-role-badge--user {
  background: var(--color-success-bg);
  color: var(--color-success);
  border: 1px solid #a7f3d0;
}
.profile-info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px 16px;
}
.profile-info-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.profile-info-label {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-text-dim);
}
.profile-info-value {
  font-size: 0.88rem;
  color: var(--color-text);
  font-weight: 500;
}
.profile-uid {
  font-family: monospace;
  font-size: 0.75rem;
  word-break: break-all;
  color: var(--color-text-muted);
}

/* ── Contributions row — single column, full width ── */
.profile-contributions-grid {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-top: 28px;
}

/* ── Section titles ── */
.profile-contributions { margin-top: 0; }
.profile-section-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--color-navy);
  margin: 0 0 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}

/* ── Lists & loading ── */
.profile-list-wrap { min-height: 48px; }
.profile-list-loading { font-size: 0.82rem; color: var(--color-text-muted); padding: 8px 0; }
.profile-list-empty   { font-size: 0.83rem; color: var(--color-text-muted); margin: 0; padding: 4px 0; }

/* ── Uploaded files list ── */
.profile-file-list { display: flex; flex-direction: column; gap: 8px; }
.profile-file-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-sm);
  flex-wrap: wrap;
  transition: background var(--transition-fast);
}
.profile-file-item:hover { background: var(--color-navy-pale); }
.profile-file-info { display: flex; align-items: center; gap: 10px; flex: 1; min-width: 0; }
.profile-file-name {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--color-navy);
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.profile-file-meta { font-size: 0.72rem; color: var(--color-text-muted); margin: 2px 0 0; }

/* ── Visualizations grid ── */
.profile-viz-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
}
.profile-viz-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  cursor: pointer;
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}
.profile-viz-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.profile-viz-thumb {
  height: 100px;
  background: var(--color-surface-2);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.profile-viz-thumb img { width: 100%; height: 100%; object-fit: cover; }
.profile-viz-no-img { font-size: 0.72rem; color: var(--color-text-muted); }
.profile-viz-info { padding: 10px 12px; }
.profile-viz-name {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-navy);
  margin: 0 0 2px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.profile-viz-date { font-size: 0.7rem; color: var(--color-text-muted); margin: 0 0 8px; }

/* ── Team Management ── */
.team-invite-box {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 18px 20px;
  margin-bottom: 24px;
}
.team-invite-box label {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-dim);
  margin-bottom: 5px;
}
.team-invite-box input,
.team-invite-box select {
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  font-size: 0.88rem;
  font-family: var(--font-body);
  background: var(--color-surface);
  color: var(--color-text);
  width: 100%;
}
.team-invite-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: flex-end;
}
.team-invite-email { flex: 1; min-width: 200px; }
.team-invite-role  { width: 130px; }
.team-members-table {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.team-table-head {
  display: grid;
  grid-template-columns: 1fr 120px 72px 80px;
  padding: 8px 16px;
  background: var(--color-surface-2);
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-text-dim);
  border-bottom: 1px solid var(--color-border);
}
.team-member-row {
  display: grid;
  grid-template-columns: 1fr 120px 72px 80px;
  align-items: center;
  padding: 12px 16px;
  border-top: 1px solid var(--color-border-light);
  background: var(--color-surface);
  transition: background var(--transition-fast);
}
.team-member-row:first-child { border-top: none; }
.team-member-row:hover { background: var(--color-navy-pale); }
.team-member-row--self { background: #f8faff; }
.team-member-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
}
.team-member-email {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.team-member-date {
  font-size: 0.7rem;
  color: var(--color-text-dim);
  margin-top: 1px;
}
.team-self-tag {
  font-size: 0.68rem;
  color: var(--color-text-dim);
  margin-left: 4px;
}
.team-member-row select {
  padding: 5px 8px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  font-size: 0.82rem;
  font-family: var(--font-body);
  background: var(--color-surface);
  color: var(--color-text);
  width: 100%;
}
.team-member-stats {
  font-size: 0.78rem;
  color: var(--color-text-dim);
  margin-bottom: 16px;
}

/* ── Dropdown divider (shared) ── */
.user-dropdown-divider {
  height: 1px;
  background: var(--color-border);
  margin: 4px 0;
}

/* ── Responsive ── */
@media (max-width: 680px) {
  #page-profile .page-body { padding-left: 16px; padding-right: 16px; }
  .profile-info-grid { grid-template-columns: 1fr 1fr; }
  .team-table-head,
  .team-member-row { grid-template-columns: 1fr 100px 60px; }
  .team-table-head  > :last-child,
  .team-member-row  > :last-child { display: none; }
}
.viz-chart-wrap {
  flex: 1;
  min-width: 300px;
  max-width: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.viz-chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.viz-chart-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-navy);
}
.viz-share-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  border-radius: 20px;
  border: 1.5px solid var(--color-gold);
  background: var(--color-gold-bg);
  color: var(--color-gold);
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.viz-share-btn:hover { background: var(--color-gold); color: #fff; }

/* Share dialog */
.viz-share-dialog {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 3500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.viz-share-dialog-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: 0 16px 40px rgba(0,0,0,.2);
  width: 100%;
  max-width: 440px;
  padding: 24px 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.viz-share-dialog-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-navy);
  margin: 0;
}
.viz-share-dialog textarea {
  resize: vertical;
  min-height: 80px;
}
.viz-share-dialog-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

/* ============================================================
   STATISTICS PANEL
   ============================================================ */
.stats-controls {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 20px;
}
.stats-ctrl-row {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 10px;
}
.stats-result {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  margin-top: 16px;
}
.stats-result-title {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-navy);
  margin: 0 0 12px;
}
.stats-result-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 12px;
}
.stats-metric {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  padding: 10px 12px;
}
.stats-metric-label { font-size: 0.72rem; color: var(--color-text-dim); margin-bottom: 3px; }
.stats-metric-value {
  font-size: 0.98rem;
  font-weight: 700;
  font-family: var(--font-mono, monospace);
  color: var(--color-navy);
}
.stats-interpretation {
  font-size: 0.83rem;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  padding-top: 10px;
  line-height: 1.6;
}
.stats-sig   { color: #22543d; font-weight: 600; }
.stats-nosig { color: #7b341e; font-weight: 600; }

/* Corr matrix table */
.corr-table { border-collapse: collapse; font-size: 0.75rem; width: 100%; overflow-x: auto; display: block; }
.corr-table th, .corr-table td {
  border: 1px solid var(--color-border);
  padding: 4px 8px;
  text-align: center;
  white-space: nowrap;
}
.corr-table th { background: var(--color-navy-pale); font-weight: 600; color: var(--color-navy); }

/* ============================================================
   PAGE HERO — VISUALIZATIONS
   ============================================================ */
.page-hero--viz {
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--color-gold-bg) 80%, white) 0%,
    var(--color-gold-bg) 100%);
}

/* ============================================================
   BTN-OUTLINE — used by Refresh and similar outlined buttons
   ============================================================ */
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-navy);
  background: transparent;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 7px 14px;
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
}
.btn-outline:hover {
  background: var(--color-navy-pale);
  border-color: var(--color-navy);
}
.btn-outline:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

/* ============================================================
   AUTH GATE BANNER — centered layout fix
   ============================================================ */
.auth-gate-banner {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--color-gold-bg);
  border: 1.5px solid var(--color-gold-border);
  border-radius: var(--radius-md);
  padding: 16px 22px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.auth-gate-banner svg {
  width: 22px;
  height: 22px;
  color: var(--color-gold);
  flex-shrink: 0;
}
.auth-gate-banner p {
  flex: 1;
  font-size: 0.875rem;
  color: var(--color-warn);
  font-weight: 500;
  min-width: 160px;
}
.auth-gate-banner .btn-primary {
  padding: 8px 18px;
  font-size: 0.82rem;
  white-space: nowrap;
}

/* ============================================================
   VIZ GALLERY CARD — hover lift transition
   ============================================================ */
.viz-gallery-card {
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}
.viz-gallery-card:hover {
  box-shadow: 0 8px 28px rgba(30,58,95,.14);
  transform: translateY(-4px) scale(1.012);
}

/* ============================================================
   VIZ PAGE TOOLBAR — mobile responsive wrap
   ============================================================ */
@media (max-width: 768px) {
  .viz-page-toolbar {
    flex-wrap: wrap;
    gap: 10px;
  }
  .viz-search-wrap {
    flex: 1 1 100%;
    min-width: 0;
  }
}

/* ============================================================
   IMPROVEMENT 11 — Drag-over highlight for upload drop zone
   ============================================================ */
.drag-over {
  border: 2px dashed var(--color-navy) !important;
  background: rgba(30, 58, 95, 0.04) !important;
}

/* ============================================================
   IMPROVEMENT 13 — Online collaborators badge
   ============================================================ */
.online-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: var(--color-success-bg);
  border: 1px solid rgba(26,127,75,.2);
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-success);
  cursor: default;
  user-select: none;
}

.online-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  animation: pulse-green 2s ease-in-out infinite;
  flex-shrink: 0;
}

@keyframes pulse-green {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.6; transform: scale(1.25); }
}

.online-count {
  white-space: nowrap;
}

/* ============================================================
   IMPROVEMENT 13 — Prep export note
   ============================================================ */
.prep-note {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 0 0 10px;
}