/* ============================================================
   SPORA — Spatial Proteomics Atlas
   CellxGene-inspired design system
   ============================================================ */

:root {
  --color-bg: #ffffff;
  --color-bg-dark: #1C1E21;
  --color-bg-hero: #F7F7F8;
  --color-bg-section: #F9FAFB;
  --color-bg-card: #ffffff;
  --color-accent: #3D509E;
  --color-accent-hover: #2F3F7A;
  --color-accent-light: #E8EAF2;
  --color-red: #F2545B;
  --color-red-light: #F4B4B8;
  --color-green: #71D49F;
  --color-green-light: #A9CCC1;
  --color-blue: #2563EB;
  --color-blue-light: #9EA7CE;
  --color-text: #1C1E21;
  --color-text-secondary: #6B7280;
  --color-text-inverse: #ffffff;
  --color-border: #E5E7EB;
  --color-border-light: #F0F0F0;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --nav-height: 56px;
  --sidebar-width: 260px;
  --container-max: 1200px;
  --radius: 8px;
  --radius-sm: 4px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
  --transition: 0.2s ease;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
}
a { color: var(--color-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-accent-hover); }
img { max-width: 100%; display: block; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 24px; }

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  background: var(--color-bg-dark);
  display: flex;
  align-items: center;
  padding: 0 24px;
  z-index: 1000;
}
.nav__logo {
  color: var(--color-text-inverse);
  font-family: 'Ruda', var(--font-sans);
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 0.01em;
  white-space: nowrap;
  margin-right: 40px;
}
.nav__logo:hover { color: var(--color-text-inverse); }
.nav__logo-bracket { color: var(--color-green); font-weight: 400; }
.nav__menu {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}
.nav__link {
  color: rgba(255,255,255,0.75);
  font-size: 13.5px;
  font-weight: 500;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  white-space: nowrap;
}
.nav__link:hover { color: #fff; background: rgba(255,255,255,0.08); }
.nav__link--active { color: #fff; background: rgba(255,255,255,0.1); }
.nav__divider {
  width: 1px;
  height: 24px;
  background: rgba(255,255,255,0.15);
  margin: 0 8px;
}
.nav__right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav__hamburger {
  display: none;
  color: var(--color-text-inverse);
  font-size: 22px;
  margin-left: auto;
}
.main { margin-top: var(--nav-height); }

/* ============================================================
   HERO — CellxGene-style
   ============================================================ */
.hero {
  background: #000000;
  color: var(--color-text-inverse);
  position: relative;
  overflow: hidden;
  min-height: 520px;
  display: flex;
  align-items: stretch;
}
.hero__image {
  flex: 0 0 38%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.hero__image img {
  width: 85%;
  height: auto;
  object-fit: contain;
}
.hero__content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 64px 64px 72px 72px;
  position: relative;
  z-index: 1;
}
.hero .container {
  position: relative;
  z-index: 1;
}
.hero__brand {
  font-family: 'Ruda', var(--font-sans);
  font-size: 26px;
  font-weight: 900;
  letter-spacing: 0.01em;
  margin-bottom: 40px;
}
.hero__brand-bracket {
  color: var(--color-green);
  font-weight: 400;
}
.hero__brand-sub {
  display: block;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-green);
  margin-top: 2px;
}
.hero__title {
  font-size: 56px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  max-width: 800px;
}
.hero__desc {
  font-size: 17px;
  line-height: 1.7;
  color: rgba(255,255,255,0.55);
  margin-bottom: 16px;
  max-width: 640px;
}

/* (hero affiliation styles are defined later in the file) */

/* Stats inside hero */
.hero__stats {
  display: flex;
  gap: 0;
  flex-wrap: wrap;
}
.hero__stat {
  padding: 0 28px;
  border-left: 1px solid rgba(255,255,255,0.15);
}
.hero__stat:first-child {
  padding-left: 0;
  border-left: none;
}
.hero__stat-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.5);
  margin-bottom: 4px;
}
.hero__stat-number {
  font-size: 38px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--color-accent);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: var(--radius);
  transition: all var(--transition);
}
.btn--primary { background: var(--color-accent); color: #fff; }
.btn--primary:hover { background: var(--color-accent-hover); color: #fff; }
.btn--outline { border: 1.5px solid rgba(255,255,255,0.3); color: #fff; }
.btn--outline:hover { border-color: rgba(255,255,255,0.6); color: #fff; }
.btn--dark { background: var(--color-bg-dark); color: #fff; }
.btn--dark:hover { background: #2d3036; color: #fff; }
.btn--sm { padding: 6px 14px; font-size: 13px; }

/* ============================================================
   SECTIONS
   ============================================================ */
.section { padding: 80px 0; }
.section--alt { background: var(--color-bg-section); }
.section__label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: 8px;
}
.section__title {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.section__desc {
  font-size: 16px;
  color: var(--color-text-secondary);
  max-width: 600px;
  line-height: 1.6;
  margin-bottom: 36px;
}
.section__split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

/* ============================================================
   FEATURE SECTIONS — CellxGENE-style
   ============================================================ */
.feature {
  padding: 100px 0;
  background: var(--color-bg);
}
.feature--alt {
  background: var(--color-bg-section);
}
.feature__inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.feature__inner > * { min-width: 0; }
.feature--reverse .feature__inner {
  direction: rtl;
}
.feature--reverse .feature__inner > * {
  direction: ltr;
}
.feature__icon {
  margin-bottom: 24px;
}
.feature__icon svg {
  display: block;
}
.feature__title {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  color: var(--color-text);
}
.feature__desc {
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin-bottom: 28px;
  max-width: 480px;
}
.feature__link {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--transition);
}
.feature__link:hover {
  color: var(--color-accent-hover);
  gap: 8px;
}
.feature__media {
  position: relative;
}

/* TMA collage — diamond layout */
.feature__collage {
  position: relative;
  width: 100%;
  height: 420px;
  border-radius: var(--radius);
}
.collage__img {
  position: absolute;
  width: 36%;
  height: auto;
  border-radius: 10px;
  object-fit: cover;
  box-shadow: 0 4px 20px rgba(0,0,0,0.12);
}
.collage__img--1 { top: 0; left: 0; z-index: 2; }
.collage__img--2 { top: 8%; left: 28%; z-index: 4; }
.collage__img--3 { top: 0; right: 2%; z-index: 3; }
.collage__img--4 { bottom: 6%; left: 2%; z-index: 3; }
.collage__img--5 { bottom: 0; left: 26%; z-index: 5; }
.collage__img--6 { bottom: 8%; right: 8%; z-index: 4; width: 34%; }
.collage__img--7 { bottom: 0; right: -6%; z-index: 2; width: 32%; }

.feature__placeholder {
  background: linear-gradient(135deg, #E8EAF2 0%, #d1d5e8 100%);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  min-height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  font-size: 14px;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
}

/* Wide / stacked variant for Tissue Explorer */
.feature--wide {
  padding: 100px 0 80px;
}
.feature__inner--stacked {
  grid-template-columns: 1fr;
  gap: 48px;
}
.feature__text--center {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.feature__text--center .feature__desc {
  max-width: 640px;
}
.feature__media--full {
  width: 100%;
}
.feature__placeholder--lg {
  min-height: 480px;
}
.feature__screenshot {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  display: block;
}

/* File type icons row */
.feature__filetypes-wrap {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 56px 24px 0;
}
.feature__filetypes-heading {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: -0.01em;
  text-align: center;
  margin-bottom: 36px;
}
.feature__filetypes {
  display: flex;
  justify-content: center;
  gap: 32px;
  background: var(--color-bg-section);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 36px 32px 28px;
}
.filetype {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  flex: 0 1 110px;
}
.filetype__icon {
  height: 88px;
  width: auto;
  object-fit: contain;
}
.filetype__label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-align: center;
  line-height: 1.35;
  letter-spacing: 0.01em;
}

/* Responsive */
@media (max-width: 1024px) {
  .feature__inner {
    gap: 40px;
  }
  .feature__title {
    font-size: 26px;
  }
  .filetype__icon {
    height: 64px;
  }
  .filetype__label {
    font-size: 11px;
  }
}
@media (max-width: 768px) {
  .feature {
    padding: 64px 0;
  }
  .feature__inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .feature--reverse .feature__inner {
    direction: ltr;
  }
  .feature__placeholder {
    min-height: 240px;
  }
  .feature__placeholder--lg {
    min-height: 300px;
  }
  .feature--wide {
    padding: 64px 0 48px;
  }
  .feature__filetypes {
    flex-wrap: wrap;
    gap: 20px 12px;
    justify-content: center;
    padding: 28px 20px 20px;
  }
  .filetype {
    flex: 0 0 auto;
    width: calc(25% - 12px);
  }
  .filetype__icon {
    height: 56px;
  }
  .feature__filetypes-heading {
    font-size: 17px;
  }
}

/* ============================================================
   CODE BLOCK
   ============================================================ */
.code-block {
  background: #1a1d23;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.code-block__header {
  display: flex;
  align-items: center;
  padding: 10px 16px;
  background: rgba(255,255,255,0.05);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.code-block__dots { display: flex; gap: 6px; }
.code-block__dot { width: 10px; height: 10px; border-radius: 50%; }
.code-block__dot--red { background: #FF5F57; }
.code-block__dot--yellow { background: #FEBC2E; }
.code-block__dot--green { background: #28C840; }
.code-block__title {
  margin-left: 12px;
  font-size: 12px;
  color: rgba(255,255,255,0.4);
  font-family: var(--font-mono);
}
.code-block { max-width: 100%; }
.code-block__body { padding: 20px; overflow-x: auto; }
.code-block__body pre {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.75;
  color: #abb2bf;
  margin: 0;
  white-space: pre;
}
.code-block__body .kw { color: #F2545B; }
.code-block__body .fn { color: #71D49F; }
.code-block__body .str { color: #9EA7CE; }
.code-block__body .cm { color: #5c6370; font-style: italic; }
.code-block__body .op { color: #A9CCC1; }
.code-block__body .var { color: #F4B4B8; }
.code-block__body .num { color: #F2545B; }

/* ============================================================
   IMAGE PLACEHOLDER
   ============================================================ */
.img-placeholder {
  background: linear-gradient(135deg, var(--color-blue-light) 0%, var(--color-green-light) 50%, var(--color-red-light) 100%);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  font-size: 14px;
  font-weight: 500;
  min-height: 300px;
  overflow: hidden;
  position: relative;
}
.img-placeholder span { position: relative; z-index: 1; }

/* ============================================================
   BENCHMARK CARDS
   ============================================================ */
.bench-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 8px;
}
.bench-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: box-shadow var(--transition);
}
.bench-card:hover { box-shadow: var(--shadow-md); }
.bench-card__level {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 3px 10px;
  border-radius: 20px;
  margin-bottom: 14px;
}
.bench-card__level--pixel { background: var(--color-blue-light); color: var(--color-blue); }
.bench-card__level--cell { background: var(--color-green-light); color: #1a6b4a; }
.bench-card__level--tissue { background: var(--color-red-light); color: #9e2a30; }
.bench-card__title { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.bench-card__desc {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.55;
  margin-bottom: 16px;
}
.bench-card__models { font-size: 12px; color: var(--color-text-secondary); }
.bench-card__models strong { color: var(--color-text); }
.bench-card__table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
  font-size: 12.5px;
}
.bench-card__table th {
  text-align: left;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-secondary);
  padding: 6px 8px;
  border-bottom: 1px solid var(--color-border);
}
.bench-card__table td {
  padding: 5px 8px;
  border-bottom: 1px solid var(--color-border-light);
}
.bench-card__table tr:last-child td { border-bottom: none; }

/* ============================================================
   MINI TABLE (landing page preview)
   ============================================================ */
.mini-table-wrap {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-bg-card);
  box-shadow: var(--shadow-sm);
}
.mini-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.mini-table th {
  text-align: left;
  font-size: 10.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
  padding: 9px 12px;
  background: var(--color-bg-section);
  border-bottom: 1px solid var(--color-border);
}
.mini-table td {
  padding: 9px 12px;
  border-bottom: 1px solid var(--color-border-light);
  color: var(--color-text);
  white-space: nowrap;
}
.mini-table tr:last-child td { border-bottom: none; }
.mini-table tr:hover { background: var(--color-bg-section); }
.mini-table__more {
  display: block;
  text-align: center;
  padding: 10px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-accent);
  border-top: 1px solid var(--color-border);
}
.mini-table__more:hover { background: var(--color-accent-light); }

/* ============================================================
   DATASET PAGE
   ============================================================ */
.page-header {
  background: var(--color-bg-section);
  border-bottom: 1px solid var(--color-border);
  padding: 36px 0 28px;
}
.page-header__title {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.page-header__desc {
  font-size: 15px;
  color: var(--color-text-secondary);
  margin-top: 6px;
}
.datasets-layout {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  gap: 0;
  min-height: calc(100vh - var(--nav-height) - 100px);
}

/* Sidebar */
.sidebar {
  border-right: 1px solid var(--color-border);
  padding: 20px;
  background: var(--color-bg);
  overflow-y: auto;
  position: sticky;
  top: var(--nav-height);
  height: calc(100vh - var(--nav-height));
}
.sidebar__title {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-secondary);
  margin-bottom: 18px;
}
.filter-group { margin-bottom: 18px; }
.filter-group__label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
  display: block;
}
.filter-group__options { display: flex; flex-direction: column; gap: 4px; }
.filter-option {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  padding: 3px 0;
  cursor: pointer;
  color: var(--color-text);
}
.filter-option:hover { color: var(--color-accent); }
.filter-option input[type="checkbox"] {
  width: 15px; height: 15px;
  accent-color: var(--color-accent);
  cursor: pointer;
}
.filter-option__count {
  margin-left: auto;
  font-size: 11px;
  color: var(--color-text-secondary);
  background: var(--color-bg-section);
  padding: 1px 7px;
  border-radius: 10px;
}

/* Search */
.search-bar { position: relative; margin-bottom: 20px; }
.search-bar__input {
  width: 100%;
  padding: 9px 14px 9px 36px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: var(--font-sans);
  background: var(--color-bg);
  transition: border-color var(--transition);
}
.search-bar__input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(75,121,228,0.1);
}
.search-bar__icon {
  position: absolute;
  left: 12px; top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-secondary);
  font-size: 14px;
  pointer-events: none;
}

/* Dataset content */
.dataset-content { padding: 24px; overflow-x: auto; }
.dataset-count {
  font-size: 15px;
  color: var(--color-text-secondary);
  margin-bottom: 20px;
}
.dataset-count strong { color: var(--color-text); }

.dataset-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 16px;
}
.dataset-table th {
  text-align: left;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
  padding: 14px 16px;
  border-bottom: 2px solid var(--color-border);
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
}
.dataset-table th:hover { color: var(--color-text); }
.dataset-table td {
  padding: 18px 16px;
  border-bottom: 1px solid var(--color-border-light);
  vertical-align: middle;
}
.dataset-table td:nth-child(5) { white-space: nowrap; }
.dataset-table tr:hover { background: var(--color-bg-section); }
.dataset-name { max-width: 360px; }
.dataset-name__title {
  font-size: 17px;
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: 4px;
}
.dataset-paper-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 400;
  color: var(--color-accent);
}
.dataset-paper-link:hover { text-decoration: underline; }

/* Tags */
.tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 4px;
  letter-spacing: 0.02em;
}
.tag--imc { background: #dbeafe; color: #1e40af; }
.tag--codex { background: #e0e7ff; color: #3730a3; }
.tag--orion { background: #cffafe; color: #155e75; }
.tag--mibi { background: #bae6fd; color: #0c4a6e; }
.tag--wsi { background: #A9CCC1; color: #2a5c4d; }
.tag--tc { background: #549A83; color: #e8f5ee; }
.tag--he { background: #F4B4B8; color: #6b1d1d; }

.btn-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1;
  color: var(--color-blue);
  padding: 7px 16px;
  height: 34px;
  box-sizing: border-box;
  border: 1px solid var(--color-blue);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  white-space: nowrap;
  background: none;
  cursor: pointer;
  font-family: inherit;
}
.btn-download:hover,
.btn-download--active { background: var(--color-blue); color: #fff; }

.btn-cite {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1;
  color: var(--color-blue);
  padding: 7px 16px;
  height: 34px;
  box-sizing: border-box;
  border: 1px solid var(--color-blue);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  white-space: nowrap;
  text-decoration: none;
}
.btn-cite:hover,
.btn-cite--active { background: var(--color-blue); color: #fff; }
.btn-cite--disabled {
  color: var(--color-text-secondary);
  border-color: var(--color-border);
  cursor: default;
  pointer-events: none;
}

.dataset-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  white-space: nowrap;
}

/* Download all button */
.btn-download-all {
  display: block;
  width: 100%;
  padding: 10px 14px;
  background: var(--color-blue);
  color: #fff;
  font-weight: 600;
  font-size: 13px;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-align: center;
  transition: background var(--transition);
  margin-bottom: 20px;
  font-family: inherit;
  line-height: 1.4;
}
.btn-download-all:hover { background: var(--color-accent-hover); }

.sidebar-rclone-notice {
  font-size: 12px;
  color: var(--color-text-secondary);
  margin-bottom: 20px;
  line-height: 1.5;
}
.sidebar-rclone-notice a { color: var(--color-blue); }

/* Rclone inline panel */
.rclone-panel > td {
  padding: 0 !important;
  background: var(--color-bg-section);
  border-bottom: 2px solid var(--color-accent);
}
.rclone-panel__content {
  padding: 12px 20px 14px;
}
.rclone-panel__label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}
.rclone-panel__code-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #1e293b;
  border-radius: var(--radius-sm);
  padding: 10px 16px;
}
.rclone-panel__code {
  flex: 1;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  color: #e2e8f0;
  white-space: pre;
  overflow-x: auto;
}
.cite-panel .rclone-panel__code {
  white-space: pre-wrap;
  word-break: break-word;
  overflow-x: unset;
}
.btn-copy {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: #94a3b8;
  background: transparent;
  border: 1px solid #475569;
  border-radius: var(--radius-sm);
  padding: 5px 12px;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  font-family: inherit;
  flex-shrink: 0;
}
.btn-copy:hover { background: #334155; color: #e2e8f0; border-color: #64748b; }

/* Download all modal */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.modal-overlay.open { display: flex; }
.modal-box {
  background: #fff;
  border-radius: var(--radius);
  max-width: 680px;
  width: 100%;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--color-border);
}
.modal-header h3 {
  font-size: 18px;
  font-weight: 700;
  margin: 0;
}
.modal-close {
  background: none;
  border: none;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  color: var(--color-text-secondary);
  padding: 2px 8px;
  border-radius: 4px;
  transition: background var(--transition);
}
.modal-close:hover { background: var(--color-bg-section); }
.modal-body {
  padding: 20px 24px;
  overflow-y: auto;
}
.modal-desc {
  font-size: 14px;
  color: var(--color-text-secondary);
  margin: 0 0 12px;
}
.modal-code-wrap {
  background: #1e293b;
  border-radius: var(--radius-sm);
  padding: 16px;
  overflow-x: auto;
}
.modal-code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  color: #e2e8f0;
  white-space: pre;
  display: block;
}
.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 16px 24px;
  border-top: 1px solid var(--color-border);
}
.btn-primary {
  background: var(--color-blue);
  color: #fff;
  border: none;
  font-size: 14px;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition);
  font-family: inherit;
}
.btn-primary:hover { background: var(--color-accent-hover); }
.btn-secondary {
  background: none;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  font-size: 14px;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}
.btn-secondary:hover { background: var(--color-bg-section); }

.pub-link { font-size: 15px; }

/* Preview table (landing page feature section) */
.preview-table-wrap {
  position: relative;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  max-height: 380px;
}
.preview-table {
  font-size: 14px;
  pointer-events: none;
}
.preview-table th {
  padding: 10px 14px;
  font-size: 11px;
}
.preview-table td {
  padding: 12px 14px;
}
.preview-table .dataset-name__title {
  font-size: 14px;
}
.preview-table .dataset-paper-link {
  font-size: 12px;
}
.preview-table-fade {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 80px;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.97));
  pointer-events: none;
}

/* Benchmark preview table overrides */
.bench-preview-table th,
.bench-preview-table td { text-align: right; }
.bench-preview-table th:first-child,
.bench-preview-table td:first-child { text-align: left; }
.bench-preview-table thead tr:first-child th {
  text-align: left;
  background: var(--color-accent-light);
  border-bottom: 1px solid var(--color-border);
  padding: 8px 14px;
}
.bench-preview-table td { font-variant-numeric: tabular-nums; color: var(--color-text-secondary); }
.bench-best { color: var(--color-text) !important; font-weight: 700; }
.bench-na { color: var(--color-border) !important; cursor: help; }
.bench-tag {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 2px 9px;
  border-radius: 20px;
  white-space: nowrap;
  vertical-align: middle;
}
.bench-tag--cell { background: var(--color-green-light); color: #1a6b4a; }

/* ============================================================
   DOCS PLACEHOLDER
   ============================================================ */
.docs-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  text-align: center;
  padding: 60px 24px;
}
.docs-placeholder__icon {
  font-size: 48px;
  margin-bottom: 20px;
  opacity: 0.15;
}
.docs-placeholder__title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 12px;
}
.docs-placeholder__desc {
  font-size: 16px;
  color: var(--color-text-secondary);
  max-width: 480px;
  line-height: 1.6;
  margin-bottom: 24px;
}

/* ── Docs hero ── */
/* Full-page docs background */
.main--docs-bg {
  background-color: #111;
  background-image: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.7)), url('../assets/TMA_Lung_s0_a15_ac.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  min-height: calc(100vh - var(--nav-height));
  padding-bottom: 80px;
}

.docs-hero {
  text-align: center;
  padding: 100px 24px 60px;
}
.docs-hero__title {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 10px;
  color: #fff;
}
.docs-hero__desc {
  font-size: 16px;
  color: rgba(255,255,255,0.7);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ── Docs cards grid ── */
.docs-section-label {
  max-width: 960px;
  margin: 48px auto 0;
  padding: 0 24px;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #ffffff;
}
.docs-card__icon--github {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  font-size: 48px;
  color: #ffffff !important;
  margin-bottom: 18px;
}
.docs-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 960px;
  margin: 16px auto 0;
  padding: 0 24px;
}
.docs-card {
  display: flex;
  flex-direction: column;
  background: rgba(0,0,0,0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 14px;
  padding: 28px 24px;
  text-decoration: none;
  color: #fff;
  position: relative;
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}
.docs-card:hover {
  border-color: rgba(255,255,255,0.3);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.docs-card__icon {
  color: #5c7cfa;
  margin-bottom: 18px;
}
.docs-card__body {
  flex: 1;
}
.docs-card__name {
  font-family: 'Ruda', sans-serif;
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
  color: #fff;
}
.docs-card__name .bracket {
  color: var(--color-green);
  font-weight: 400;
}
.docs-card__desc {
  font-size: 14px;
  color: rgba(255,255,255,0.55);
  line-height: 1.6;
  margin-bottom: 16px;
}
.docs-card__desc--github {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.35);
  margin-bottom: 16px;
}
.docs-card__github {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #ffffff;
  margin-left: 6px;
}
.docs-card__arrow {
  display: inline-flex;
  align-items: center;
  color: rgba(255,255,255,0.3);
  font-size: 20px;
  transition: color 0.2s;
}
.docs-card:hover .docs-card__arrow {
  color: #fff;
}
@media (max-width: 720px) {
  .docs-cards {
    grid-template-columns: 1fr;
    max-width: 400px;
  }
}

/* ── Docs data page — Sphinx-matching light layout ── */
.docs-page {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: calc(100vh - var(--nav-height));
  margin-top: var(--nav-height);
}
.docs-page__sidebar {
  background: #111111;
  padding: 28px 0 40px;
  position: sticky;
  top: var(--nav-height);
  height: calc(100vh - var(--nav-height));
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.12) transparent;
}
.docs-page__sidebar-brand {
  font-family: 'Ruda', sans-serif;
  font-weight: 900;
  font-size: 1.05rem;
  color: #ffffff;
  padding: 0 20px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 8px;
}
.docs-page__sidebar-brand .bracket { color: #71d49f; }
.docs-page__sidebar-section {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  padding: 20px 20px 6px;
}
.docs-page__sidebar-link {
  display: block;
  padding: 6px 20px;
  font-size: 13.5px;
  color: rgba(255,255,255,0.72);
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
}
.docs-page__sidebar-link:hover {
  background: rgba(255,255,255,0.07);
  color: #ffffff;
}
.docs-page__sidebar-link--active {
  color: #ffffff;
  border-left: 3px solid #3D509E;
  padding-left: 17px;
}
.docs-page__sidebar-link--sub {
  padding-left: 28px;
  font-size: 12.5px;
  color: rgba(255,255,255,0.55);
}
.docs-page__sidebar-link--sub:hover {
  color: rgba(255,255,255,0.9);
}
.docs-page__content {
  background: #ffffff;
  color: #1C1E21;
  padding: 48px 60px 100px;
}
.docs-page__breadcrumb {
  font-size: 13px;
  color: #6B7280;
  margin-bottom: 36px;
}
.docs-page__breadcrumb a {
  color: #3D509E;
  text-decoration: none;
}
.docs-page__breadcrumb a:hover { color: #2F3F7A; }
.docs-page__breadcrumb span { margin: 0 6px; }
.docs-page__title {
  font-family: 'Ruda', sans-serif;
  font-size: 2.5rem;
  font-weight: 900;
  color: #1C1E21;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}
.docs-page__title .bracket { color: #71D49F; }
.docs-page__desc {
  font-size: 1rem;
  color: #6B7280;
  line-height: 1.75;
  max-width: 600px;
  margin-bottom: 0;
}
.docs-page__section {
  margin-top: 52px;
}
.docs-page__section-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: #1C1E21;
  padding-bottom: 8px;
  border-bottom: 1px solid #E5E7EB;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.docs-page__h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #1C1E21;
  margin: 36px 0 10px;
  padding-top: 24px;
  border-top: 1px solid #E5E7EB;
}
.docs-page__section > .docs-page__h3:first-child {
  border-top: none;
  padding-top: 0;
}
.docs-page__h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #1C1E21;
  margin: 20px 0 8px;
}
.docs-page__h4 code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12.5px;
  background: #E8EAF2;
  color: #3D509E;
  border-radius: 4px;
  padding: 1px 5px;
  font-weight: 500;
}
.docs-page__text {
  font-size: 15px;
  color: #374151;
  line-height: 1.75;
  margin-bottom: 12px;
}
.docs-page__text a { color: #3D509E; }
.docs-page__text a:hover { color: #2F3F7A; }
.docs-page__text code,
.docs-page__h3 code,
.docs-page__note code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12.5px;
  background: #E8EAF2;
  color: #3D509E;
  border-radius: 4px;
  padding: 1px 5px;
}
.docs-page__code {
  background: #1a1d23;
  border-radius: 10px;
  padding: 18px 22px;
  overflow-x: auto;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  line-height: 1.7;
  color: #d8dee9;
  margin: 14px 0;
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}
.docs-page__note {
  background: #eef1fb;
  border: 1px solid #E8EAF2;
  border-left: 4px solid #3D509E;
  border-radius: 0 8px 8px 0;
  padding: 12px 16px;
  margin: 16px 0;
  font-size: 14px;
  color: #374151;
  line-height: 1.65;
}
.docs-page__note strong { color: #1C1E21; }
.docs-page__note a { color: #3D509E; }
.docs-page__field-list {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px 24px;
  margin: 14px 0;
  align-items: start;
}
.docs-page__field-list dt {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12.5px;
  color: #3D509E;
  background: #E8EAF2;
  border-radius: 4px;
  padding: 2px 7px;
  white-space: nowrap;
  font-weight: 500;
}
.docs-page__field-list dd {
  font-size: 14px;
  color: #374151;
  line-height: 1.65;
  margin: 0;
  padding-top: 2px;
}
.docs-page__toc {
  background: #F9FAFB;
  border: 1px solid #E5E7EB;
  border-radius: 8px;
  padding: 16px 20px;
  margin-top: 14px;
}
.docs-page__toc ol {
  margin: 0;
  padding-left: 20px;
}
.docs-page__toc ol ol {
  margin: 0;
  padding-left: 18px;
}
.docs-page__toc li {
  font-size: 14px;
  color: #374151;
  line-height: 2;
}
.docs-page__toc a {
  color: #3D509E;
  text-decoration: none;
}
.docs-page__toc a:hover {
  color: #2F3F7A;
  text-decoration: underline;
}
@media (max-width: 900px) {
  .docs-page {
    grid-template-columns: 1fr;
  }
  .docs-page__sidebar {
    position: static;
    height: auto;
    display: none;
  }
  .docs-page__content {
    padding: 32px 24px 80px;
  }
}

/* ── Docs IO subpage ── */
.docs-io__breadcrumb {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 24px 0;
  font-size: 13px;
  color: rgba(255,255,255,0.35);
}
.docs-io__breadcrumb a {
  color: rgba(255,255,255,0.5);
  text-decoration: none;
}
.docs-io__breadcrumb a:hover {
  color: #5c7cfa;
}
.docs-io__breadcrumb span {
  margin: 0 6px;
}
.docs-io__breadcrumb .bracket {
  color: #5c7cfa;
}
.docs-io__header {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 24px 0;
}
.docs-io__title {
  font-family: 'Ruda', sans-serif;
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 10px;
}
.docs-io__title .bracket {
  color: #5c7cfa;
}
.docs-io__desc {
  font-size: 16px;
  color: rgba(255,255,255,0.5);
  line-height: 1.6;
  max-width: 560px;
}
.docs-io__section {
  max-width: 720px;
  margin: 0 auto;
  padding: 36px 24px 0;
}
.docs-io__section-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.docs-io__text {
  font-size: 15px;
  color: rgba(255,255,255,0.5);
  line-height: 1.6;
}
.docs-io__code {
  background: rgba(0,0,0,0.4);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
  padding: 16px 20px;
  overflow-x: auto;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  line-height: 1.65;
  color: rgba(255,255,255,0.8);
}
.docs-io__note {
  background: rgba(92, 124, 250, 0.07);
  border-left: 3px solid #5c7cfa;
  border-radius: 0 6px 6px 0;
  padding: 12px 16px;
  margin-top: 16px;
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  line-height: 1.6;
}
.docs-io__note strong {
  color: rgba(255,255,255,0.9);
}
.docs-io__h3 {
  font-size: 16px;
  font-weight: 600;
  margin: 28px 0 10px;
  color: rgba(255,255,255,0.85);
}
.docs-io__text code,
.docs-io__note code,
.docs-io__h3 code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  background: rgba(255,255,255,0.08);
  border-radius: 3px;
  padding: 1px 5px;
  color: rgba(255,255,255,0.85);
}
.docs-io__field-list {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 24px;
  margin-top: 12px;
}
.docs-io__field-list dt {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: #71D49F;
  padding-top: 2px;
  white-space: nowrap;
}
.docs-io__field-list dd {
  font-size: 14px;
  color: rgba(255,255,255,0.5);
  line-height: 1.55;
  margin: 0;
}
.docs-io__toc {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 8px;
  padding: 16px 20px;
  margin-top: 12px;
}
.docs-io__toc ol {
  margin: 0;
  padding-left: 20px;
  counter-reset: none;
}
.docs-io__toc li {
  font-size: 14px;
  color: rgba(255,255,255,0.5);
  line-height: 1.8;
}
.docs-io__toc li a {
  color: rgba(255,255,255,0.55);
  text-decoration: none;
}
.docs-io__toc li a:hover {
  color: #5c7cfa;
}

/* ============================================================
   VISUALIZER
   ============================================================ */
.visualizer-header {
  text-align: center;
  padding: 48px 24px 16px;
}
.visualizer-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0 16px;
  flex-wrap: wrap;
}
.visualizer-controls__label {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-secondary);
}
.visualizer-controls__select {
  font-family: var(--font-sans);
  font-size: 14px;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  color: var(--color-text);
  min-width: 280px;
}
.visualizer-controls__select:focus {
  outline: none;
  border-color: var(--color-accent);
}
.visualizer-controls__meta {
  font-size: 13px;
  color: var(--color-text-secondary);
}
.visualizer-viewer {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  background: #1a1a2e;
}
.visualizer-viewer__iframe {
  width: 100%;
  height: 100%;
  border: none;
}
.visualizer-viewer__loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #1a1a2e;
  color: rgba(255,255,255,0.5);
  font-size: 15px;
}
.visualizer-note {
  text-align: center;
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-top: 16px;
  padding-bottom: 48px;
}
.visualizer-note a {
  color: var(--color-accent);
}

/* ============================================================
   GETTING STARTED
   ============================================================ */
.getting-started {
  padding: 80px 0;
  background: var(--color-bg);
  text-align: center;
}
.getting-started__title {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
}
.getting-started__desc {
  color: var(--color-muted);
  font-size: 16px;
  margin-bottom: 40px;
}
.getting-started__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 800px;
  margin: 0 auto;
  text-align: left;
}
@media (max-width: 640px) {
  .getting-started__grid {
    grid-template-columns: 1fr;
  }
}
.getting-started__card {
  background: var(--color-bg-section);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 32px;
  display: flex;
  flex-direction: column;
}
.getting-started__card-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  flex-shrink: 0;
}
.getting-started__card-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 10px;
}
.getting-started__card-desc {
  font-size: 15px;
  line-height: 1.65;
  color: var(--color-text-secondary);
  flex: 1;
  margin-bottom: 24px;
}
.getting-started__card-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent);
  transition: color var(--transition);
  align-self: flex-start;
}
.getting-started__card-link:hover {
  color: var(--color-accent-hover);
}

/* ============================================================
   CITATION
   ============================================================ */
.citation {
  padding: 80px 0;
  background: var(--color-bg-section);
  text-align: center;
}
.citation__title {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
}
.citation__desc {
  color: var(--color-muted);
  font-size: 16px;
  margin-bottom: 24px;
}
.citation__box {
  position: relative;
  max-width: 680px;
  margin: 0 auto;
  background: var(--color-bg-dark);
  border-radius: 10px;
  padding: 28px 32px;
  text-align: left;
}
.citation__bibtex {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.7;
  color: #c9d1d9;
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0;
}
.citation__copy {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.15);
  color: #c9d1d9;
  font-family: var(--font-body);
  font-size: 12px;
  padding: 5px 14px;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.2s;
}
.citation__copy:hover {
  background: rgba(255,255,255,0.2);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--color-bg-dark);
  color: rgba(255,255,255,0.6);
  padding: 40px 0;
  font-size: 13px;
}
.footer__grid {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 32px;
}
.footer__brand {
  font-family: 'Ruda', var(--font-sans);
  font-size: 18px;
  font-weight: 900;
  color: #fff;
  margin-bottom: 8px;
}
.footer__brand .bracket { color: var(--color-green); font-weight: 400; }
.footer__desc { max-width: 320px; line-height: 1.55; }
.footer__links { display: flex; gap: 32px; }
.footer__col-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.4);
  margin-bottom: 10px;
}
.footer__col a {
  display: block;
  color: rgba(255,255,255,0.6);
  padding: 3px 0;
  font-size: 13px;
}
.footer__col a:hover { color: #fff; }

/* Footer institutional logos */
/* ── Hero affiliation logos ── */
.hero__affiliation {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 20px;
  margin-bottom: 0px;
}
.hero__affiliation-label {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  font-weight: 500;
}
.hero__affiliation a {
  display: inline-flex;
  align-items: center;
}
.hero__affiliation-logo {
  height: 28px;
  width: auto;
  display: block;
  opacity: 0.85;
  transition: opacity 0.2s;
}
.hero__affiliation a:hover .hero__affiliation-logo {
  opacity: 1;
}

.footer__logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.footer__logos a {
  display: inline-flex;
  align-items: center;
  background: #fff;
  border-radius: 6px;
  padding: 6px 14px;
}
.footer__inst-logo {
  height: 22px;
  width: auto;
  display: block;
}
.footer__inst-logo--aimm {
  height: 18px;
}

.footer__bottom {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
  font-size: 12px;
  color: rgba(255,255,255,0.35);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .hero__image { flex: 0 0 35%; }
  .hero__content { padding: 48px 40px 56px 48px; }
  .hero__title { font-size: 42px; }
  .hero__stat { padding: 0 24px; }
  .hero__stat-number { font-size: 28px; }
  .section__split { grid-template-columns: 1fr; gap: 32px; }
  .bench-grid { grid-template-columns: 1fr; }
  .datasets-layout { grid-template-columns: 1fr; }
  .sidebar {
    position: static;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }
}
@media (max-width: 768px) {
  .nav__hamburger { display: block; }
  .nav__menu {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0; right: 0;
    background: var(--color-bg-dark);
    flex-direction: column;
    align-items: flex-start;
    padding: 16px 24px;
    gap: 8px;
    border-top: 1px solid rgba(255,255,255,0.1);
  }
  .nav__menu.open { display: flex; }
  .nav__right { margin-left: 0; }
  .nav__divider { width: 100%; height: 1px; margin: 8px 0; }
  .hero { min-height: 520px; flex-direction: column; position: relative; }
  .hero__image { position: absolute; inset: 0; flex: none; height: 100%; width: 100%; }
  .hero__image img { width: 100%; height: 100%; object-fit: cover; object-position: center; opacity: 0.35; }
  .hero__content { position: relative; z-index: 1; padding: 48px 24px 56px; }
  .hero__title { font-size: 30px; }
  .hero__brand { margin-bottom: 24px; }
  .hero__desc { font-size: 15px; margin-bottom: 32px; }
  .hero__stats { flex-wrap: wrap; gap: 16px 0; }
  .hero__stat { padding: 0 12px; }
  .hero__stat:first-child { padding-left: 0; }
  .hero__stat-label { font-size: 10px; }
  .hero__stat-number { font-size: 22px; }
  .hero__affiliation { flex-wrap: wrap; gap: 12px; }
  .feature__collage { height: 340px; }
  .section { padding: 48px 0; }
  .footer__grid { flex-direction: column; }
  .footer__links { flex-direction: column; gap: 24px; }
  .footer__logos { flex-wrap: wrap; gap: 20px; }
  .citation__box { padding: 20px 16px; }
}
@media (max-width: 480px) {
  .hero { min-height: 480px; }
  .hero__content { padding: 36px 20px 48px; }
  .hero__title { font-size: 24px; }
  .hero__brand { font-size: 21px; margin-bottom: 20px; }
  .hero__desc { font-size: 14px; }
  .hero__stats { margin-top: 20px; gap: 16px 0; }
  .hero__stat { flex: 0 0 50%; padding: 0 12px; border-left: none; }
  .hero__stat:first-child { padding-left: 0; }
  .hero__stat-number { font-size: 26px; }
  .hero__stat-label { font-size: 10px; }
  .feature { padding: 48px 0; }
  .feature__title { font-size: 22px; }
  .feature__collage { height: 280px; }
  .collage__img { width: 44%; }
  .getting-started__card { padding: 24px 20px; }
  .getting-started__title { font-size: 24px; }
  .citation__title { font-size: 24px; }
  .citation__bibtex { font-size: 11px; }
  .code-block__body pre { font-size: 11.5px; }
  .docs-cards { grid-template-columns: 1fr; }
  .footer__bottom { font-size: 11px; line-height: 1.7; }
}