/* ---------- Fonts ---------- */
@font-face {
  font-family: 'Bricolage Grotesque';
  font-weight: 500 800;
  font-style: normal;
  font-display: swap;
  src: url('../fonts/bricolage-grotesque.woff2') format('woff2');
}
@font-face {
  font-family: 'Manrope';
  font-weight: 300 800;
  font-style: normal;
  font-display: swap;
  src: url('../fonts/manrope.woff2') format('woff2');
}
@font-face {
  font-family: 'IBM Plex Mono';
  font-weight: 400;
  font-style: normal;
  font-display: swap;
  src: url('../fonts/ibm-plex-mono-400.woff2') format('woff2');
}
@font-face {
  font-family: 'IBM Plex Mono';
  font-weight: 500;
  font-style: normal;
  font-display: swap;
  src: url('../fonts/ibm-plex-mono-500.woff2') format('woff2');
}

/* ---------- Tokens ---------- */
:root {
  --navy-950: #0E1116;
  --surface: #F7F6F3;
  --surface-1: #FFFFFF;
  --surface-2: #EFEDE7;
  --border: #E1DED6;
  --text: #12151C;
  --text-muted: #5B5F6B;
  --blue: #2563EB;
  --blue-fill: #3D8BFF;
  --orange: #B96F09;
  --orange-fill: #FFB020;
  --blue-tint: #EAF1FF;
  --orange-tint: #FFF3DE;
  --shadow: 0 1px 2px rgba(18,21,28,0.06), 0 8px 24px -12px rgba(18,21,28,0.14);
  --radius-s: 6px;
  --radius-m: 10px;
  --radius-l: 18px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --surface: #0E1116;
    --surface-1: #151922;
    --surface-2: #1B2029;
    --border: #262C38;
    --text: #ECEEF2;
    --text-muted: #9AA0AC;
    --blue: #6BA4FF;
    --blue-fill: #3D8BFF;
    --orange: #FFC257;
    --orange-fill: #FFB020;
    --blue-tint: #172236;
    --orange-tint: #2B2213;
    --shadow: 0 1px 2px rgba(0,0,0,0.35), 0 16px 36px -18px rgba(0,0,0,0.6);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --surface: #0E1116;
  --surface-1: #151922;
  --surface-2: #1B2029;
  --border: #262C38;
  --text: #ECEEF2;
  --text-muted: #9AA0AC;
  --blue: #6BA4FF;
  --blue-fill: #3D8BFF;
  --orange: #FFC257;
  --orange-fill: #FFB020;
  --blue-tint: #172236;
  --orange-tint: #2B2213;
  --shadow: 0 1px 2px rgba(0,0,0,0.35), 0 16px 36px -18px rgba(0,0,0,0.6);
  color-scheme: dark;
}
:root[data-theme="light"] {
  --surface: #F7F6F3;
  --surface-1: #FFFFFF;
  --surface-2: #EFEDE7;
  --border: #E1DED6;
  --text: #12151C;
  --text-muted: #5B5F6B;
  --blue: #2563EB;
  --blue-fill: #3D8BFF;
  --orange: #B96F09;
  --orange-fill: #FFB020;
  --blue-tint: #EAF1FF;
  --orange-tint: #FFF3DE;
  --shadow: 0 1px 2px rgba(18,21,28,0.06), 0 8px 24px -12px rgba(18,21,28,0.14);
  color-scheme: light;
}

/* ---------- Base ---------- */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--surface);
  color: var(--text);
  font-family: 'Manrope', ui-sans-serif, system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
::selection { background: var(--blue-fill); color: #fff; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; }
:focus-visible { outline: 2px solid var(--blue-fill); outline-offset: 2px; }

h1, h2, h3, h4 {
  font-family: 'Bricolage Grotesque', ui-sans-serif, system-ui, sans-serif;
  font-weight: 700;
  line-height: 1.15;
  text-wrap: balance;
  margin: 0;
  letter-spacing: -0.01em;
}
p { margin: 0; }
.mono { font-family: 'IBM Plex Mono', ui-monospace, monospace; font-variant-numeric: tabular-nums; }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* ---------- Mobile topbar ---------- */
.mobile-topbar {
  display: none;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 45;
  background: var(--surface);
}
.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.45);
  z-index: 35;
}
.sidebar-backdrop.open { display: block; }

/* ---------- Layout ---------- */
.layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
}

/* ---------- Sidebar ---------- */
.sidebar {
  position: sticky;
  top: 0;
  align-self: start;
  height: 100vh;
  overflow-y: auto;
  border-right: 1px solid var(--border);
  padding: 22px 18px 18px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  scrollbar-width: thin;
}

.brand-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.logo-chip {
  background: #0E1116;
  border-radius: var(--radius-m);
  padding: 8px 14px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  box-shadow: var(--shadow);
}
.logo-chip img { height: 42px; width: auto; border-radius: 50%; }
.logo-chip-text {
  font-family: 'Bricolage Grotesque', sans-serif;
  font-weight: 800;
  font-size: 17px;
  color: #fff;
  white-space: nowrap;
}
.logo-chip .accent { color: var(--orange-fill); }
.menu-toggle {
  display: none;
  border: 1px solid var(--border);
  background: var(--surface-1);
  border-radius: var(--radius-s);
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text);
}

.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  padding: 9px 12px;
}
.search-box svg { flex-shrink: 0; color: var(--text-muted); }
.search-box input {
  border: none;
  background: transparent;
  outline: none;
  color: var(--text);
  font-family: 'Manrope';
  font-size: 13.5px;
  width: 100%;
}
.search-box input::placeholder { color: var(--text-muted); }

.search-wrap { position: relative; }
.search-results {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  box-shadow: var(--shadow);
  max-height: 340px;
  overflow-y: auto;
  z-index: 30;
}
.search-results.show { display: block; }
.search-result-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}
.search-result-item:last-child { border-bottom: none; }
.search-result-item:hover, .search-result-item:focus { background: var(--surface-2); }
.search-result-item .ic { font-size: 16px; flex-shrink: 0; }
.search-result-item .body { min-width: 0; }
.search-result-item h4 {
  font-size: 12.5px; font-weight: 700; color: var(--text);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.search-result-item .meta { font-size: 11px; color: var(--text-muted); margin-top: 2px; }
.search-result-empty { padding: 14px 12px; font-size: 12.5px; color: var(--text-muted); text-align: center; }

.side-group { display: flex; flex-direction: column; gap: 6px; }
.side-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
  padding: 0 8px;
  margin-bottom: 2px;
}

/* Category list: name links to its own page, chevron button expands subtopics */
.cat-item { border-radius: var(--radius-s); }
.cat-row { display: flex; align-items: stretch; gap: 2px; }
.cat-link {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 8px;
  border-radius: var(--radius-s);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text);
}
.cat-link:hover { background: var(--surface-2); }
.cat-link .ic { font-size: 15px; width: 18px; text-align: center; }
.cat-link.active { background: var(--blue-tint); color: var(--blue); }
.cat-expand {
  border: none;
  background: transparent;
  color: var(--text-muted);
  width: 30px;
  border-radius: var(--radius-s);
  cursor: pointer;
  font-size: 11px;
  transition: transform .15s ease;
}
.cat-expand:hover { background: var(--surface-2); color: var(--text); }
.cat-expand.open { transform: rotate(90deg); }
.cat-sub {
  display: none;
  flex-wrap: wrap;
  gap: 5px;
  padding: 6px 8px 10px 35px;
}
.cat-sub.open { display: flex; }
.cat-sub a {
  font-size: 11.5px;
  color: var(--text-muted);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 9px;
}
.cat-sub a:hover { color: var(--text); border-color: var(--text-muted); }

/* Quick links (legacy, kept in case it's reused elsewhere) */
.quick-links { display: flex; flex-direction: column; gap: 1px; }
.quick-links a {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 7px 8px;
  border-radius: var(--radius-s);
  font-size: 13px;
  color: var(--text-muted);
}
.quick-links a:hover { background: var(--surface-2); color: var(--text); }
.quick-links a .ic { font-size: 14px; width: 18px; text-align: center; }

/* Latest published — filter chips + dynamic list */
.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  padding: 0 2px 10px;
}
.filter-chip {
  border: 1px solid var(--border);
  background: var(--surface-1);
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 600;
  border-radius: 999px;
  padding: 5px 10px;
  cursor: pointer;
}
.filter-chip:hover { border-color: var(--text-muted); color: var(--text); }
.filter-chip.active { background: var(--blue-fill); border-color: var(--blue-fill); color: #061024; }

.latest-list { display: flex; flex-direction: column; gap: 1px; }
.latest-item {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  padding: 8px 8px;
  border-radius: var(--radius-s);
}
.latest-item:hover { background: var(--surface-2); }
.latest-item .ic { font-size: 14px; width: 18px; text-align: center; flex-shrink: 0; margin-top: 1px; }
.latest-item .txt { min-width: 0; }
.latest-item .ttl { font-size: 12.5px; font-weight: 600; color: var(--text); line-height: 1.35; display: block; }
.latest-item .meta {
  display: flex; align-items: center; gap: 6px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px; color: var(--text-muted); text-transform: uppercase;
  letter-spacing: .02em; margin-top: 4px;
}
.latest-empty { font-size: 12px; color: var(--text-muted); padding: 10px 8px; }

.sidebar-footer {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.theme-toggle {
  display: flex;
  gap: 4px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  padding: 3px;
}
.theme-toggle button {
  flex: 1;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10.5px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 7px 4px;
  border-radius: 7px;
  cursor: pointer;
}
.theme-toggle button.active { background: var(--surface-1); color: var(--text); box-shadow: var(--shadow); }

/* ---------- Main ---------- */
main { min-width: 0; padding: 26px 32px 90px; }

/* Category page header */
.breadcrumb {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 18px;
  display: flex;
  gap: 6px;
  align-items: center;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--blue); }
.breadcrumb .sep { opacity: .6; }
.breadcrumb .current { color: var(--text); font-weight: 600; }

.category-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding-bottom: 26px;
  margin-bottom: 30px;
  border-bottom: 1px solid var(--border);
}
.category-header .ic-badge {
  width: 52px; height: 52px; flex-shrink: 0;
  border-radius: var(--radius-m);
  background: var(--surface-1);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
  box-shadow: var(--shadow);
}
.category-header h1 { font-size: 1.7rem; margin-bottom: 6px; }
.category-header p { font-size: 13.5px; color: var(--text-muted); max-width: 60ch; }
.category-header .count {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px; color: var(--text-muted); text-transform: uppercase;
  letter-spacing: .04em; margin-top: 8px; display: block;
}

/* Buscador de temas dentro de una categoría */
.topic-search {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  padding: 12px 16px;
  margin-bottom: 32px;
  box-shadow: var(--shadow);
}
.topic-search svg { flex-shrink: 0; color: var(--text-muted); }
.topic-search input {
  border: none;
  background: transparent;
  outline: none;
  color: var(--text);
  font-family: 'Manrope';
  font-size: 14px;
  width: 100%;
}
.topic-search input::placeholder { color: var(--text-muted); }
.topic-no-results {
  display: none;
  font-size: 13px;
  color: var(--text-muted);
  padding: 20px;
  text-align: center;
  border: 1px dashed var(--border);
  border-radius: var(--radius-m);
  margin-bottom: 40px;
}
.topic-no-results.show { display: block; }

/* ---------- Artículo ---------- */
.article-page { max-width: 740px; }
.article-page .chip { margin-bottom: 16px; }
.article-page h1 { font-size: clamp(1.7rem, 3.4vw, 2.3rem); margin-bottom: 14px; }
.article-page .dek { font-size: 16.5px; color: var(--text-muted); max-width: 65ch; margin-bottom: 20px; }
.article-meta {
  display: flex; align-items: center; flex-wrap: wrap; gap: 4px;
  font-family: 'IBM Plex Mono', monospace; font-size: 12px; color: var(--text-muted);
  padding-bottom: 22px; margin-bottom: 26px; border-bottom: 1px solid var(--border);
}
.article-meta .dot { margin: 0 6px; opacity: .6; }
.article-banner {
  height: 240px; border-radius: var(--radius-l);
  display: flex; align-items: center; justify-content: center;
  font-size: 68px; margin-bottom: 34px; box-shadow: var(--shadow);
  position: relative; overflow: hidden;
}
.article-banner.video-wrap {
  height: auto; padding-bottom: 56.25%; /* 16:9 */
  background: #000;
}
.article-banner.video-wrap iframe {
  position: absolute; inset: 0; width: 100%; height: 100%; border: 0;
}
.article-body { font-size: 16.5px; line-height: 1.8; color: var(--text); max-width: 68ch; }
.article-body p { margin-bottom: 22px; }
.article-body h2 { font-size: 1.35rem; margin: 38px 0 16px; }
.article-body ul { margin: 0 0 22px 22px; }
.article-body li { margin-bottom: 10px; }
.article-body figure.article-inline-image { margin: 30px 0; }
.article-body figure.article-inline-image img { width: 100%; border-radius: var(--radius-l); display: block; box-shadow: var(--shadow); }
.article-body figure.article-inline-image figcaption { margin-top: 8px; font-size: 13px; color: var(--text-muted); text-align: center; }
.article-share {
  display: flex; align-items: center; gap: 10px;
  margin: 36px 0; padding: 18px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.article-share span { font-family: 'IBM Plex Mono', monospace; font-size: 11px; text-transform: uppercase; letter-spacing: .04em; color: var(--text-muted); margin-right: 4px; }
.article-share a {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--surface-2); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700; color: var(--text);
}
.article-share a:hover { border-color: var(--blue-fill); color: var(--blue); }
.article-continue {
  margin-top: 40px; padding: 22px; border-radius: var(--radius-m);
  background: var(--surface-1); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.article-continue p { font-size: 13.5px; color: var(--text-muted); }
.article-continue strong { color: var(--text); }

.home-section { margin-bottom: 60px; scroll-margin-top: 20px; }

.top-banner { margin-bottom: 26px; }
.top-banner img {
  width: 100%;
  height: auto;
  max-height: 320px;
  object-fit: cover;
  border-radius: var(--radius-l);
  box-shadow: var(--shadow);
}
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 18px;
}
.section-head h2 { font-size: 1.4rem; display: flex; align-items: center; gap: 9px; }
.section-head .see-all { font-size: 12.5px; font-weight: 600; color: var(--blue); white-space: nowrap; }

/* Hero — carrusel de destacados */
.hero-main {
  position: relative;
  border-radius: var(--radius-l);
  overflow: hidden;
  min-height: 340px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 28px;
  color: #fff;
  box-shadow: var(--shadow);
  transition: background .35s ease;
}
.hero-main::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(0deg, rgba(0,0,0,.78) 0%, rgba(0,0,0,.15) 55%, rgba(0,0,0,0) 100%);
  z-index: 0;
  transition: background .2s ease;
}
.hero-main > * { position: relative; z-index: 1; }
.hero-main .chip { margin-bottom: 12px; }
.hero-main h1 { font-size: 1.9rem; color: #fff; max-width: 34ch; margin-bottom: 10px; transition: color .2s ease; }
.hero-main .dek { color: rgba(255,255,255,.82); font-size: 14.5px; max-width: 56ch; transition: color .2s ease; }
.hero-main .hero-highlight {
  background: var(--hero-highlight-bg, transparent);
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
  padding: 3px 10px;
  border-radius: 6px;
  display: inline;
}
.hero-main h1.hero-highlight { line-height: 1.5; }

/* Fondo de imagen claro → texto oscuro, medido automáticamente por JS */
.hero-main.on-light::after {
  background: linear-gradient(0deg, rgba(255,255,255,.85) 0%, rgba(255,255,255,.35) 55%, rgba(255,255,255,0) 100%);
}
.hero-main.on-light h1 { color: var(--navy-950); }
.hero-main.on-light .dek { color: rgba(14,17,22,.75); }
.hero-main.on-light .chip.light { background: rgba(14,17,22,.1); color: var(--navy-950); }

.hero-dots {
  display: flex;
  justify-content: center;
  gap: 9px;
  margin-top: 16px;
}
.hero-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: none;
  background: var(--border);
  padding: 0;
  cursor: pointer;
  transition: background .15s ease, transform .15s ease;
}
.hero-dot:hover { background: var(--text-muted); }
.hero-dot.active { background: var(--blue-fill); transform: scale(1.25); }

/* Chips / badges */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--blue-tint);
  color: var(--blue);
  width: fit-content;
}
.chip.orange { background: var(--orange-tint); color: var(--orange); }
.chip.light { background: rgba(255,255,255,.18); color: #fff; backdrop-filter: blur(2px); }

/* Media placeholders (no real photography yet — brand-toned gradient + icon) */
.media {
  background: linear-gradient(135deg, var(--g1, #16233F), var(--g2, #0E1116));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: rgba(255,255,255,.85);
  flex-shrink: 0;
}
.media.trending { --g1: #3D2A0E; --g2: #0E1116; }
.media.ai        { --g1: #12294F; --g2: #0E1116; }
.media.technology{ --g1: #1B2438; --g2: #0E1116; }
.media.science   { --g1: #10263A; --g2: #0E1116; }
.media.gaming    { --g1: #2A1440; --g2: #0E1116; }
.media.entertainment{ --g1: #401432; --g2: #0E1116; }
.media.sports    { --g1: #103324; --g2: #0E1116; }
.media.world     { --g1: #123320; --g2: #0E1116; }
.media.curiosities{ --g1: #402D10; --g2: #0E1116; }
.media.guides    { --g1: #1C1C3A; --g2: #0E1116; }

/* Trending — Top 5 en grilla, tarjetas grandes */
.trend-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}
.trend-card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.trend-card .media { height: 160px; border-radius: 0; position: relative; }
.trend-card .rank {
  position: absolute; top: 8px; left: 8px;
  font-family: 'Bricolage Grotesque'; font-weight: 800;
  font-size: 22px; color: #fff;
  text-shadow: 0 2px 8px rgba(0,0,0,.5);
}
.trend-card .body { padding: 12px; }
.trend-card h3 { font-size: 13px; line-height: 1.35; margin-top: 8px; }
.trend-card .meta { font-size: 11px; color: var(--text-muted); margin-top: 6px; }

/* Rails */
.rail-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 16px;
}
.card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
}
.card .media { height: 130px; }
.card .body { padding: 13px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card h3 { font-size: 13.5px; line-height: 1.35; }
.card .meta { font-size: 11px; color: var(--text-muted); margin-top: auto; display: flex; gap: 8px; align-items: center; }
.card .meta .dot::before { content: "·"; margin-right: 8px; }

/* Ad slot */
.ad-slot {
  border: 1px dashed var(--border);
  border-radius: var(--radius-m);
  background: var(--surface-1);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 110px;
  color: var(--text-muted);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.btn-primary {
  background: var(--blue-fill);
  color: #061024;
  border: none;
  border-radius: var(--radius-m);
  padding: 12px 20px;
  font-weight: 700;
  font-size: 13.5px;
  cursor: pointer;
}
.btn-primary:hover { filter: brightness(1.06); }
.form-note { font-size: 11px; color: #5B5F6B; margin-top: 8px; width: 100%; }

/* Guides hub */
.guides-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 14px; }
.guide-card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.guide-card .ic { font-size: 20px; }
.guide-card h3 { font-size: 13.5px; }
.guide-card p { font-size: 12px; color: var(--text-muted); }

/* World rail reuses .rail-grid/.card */

/* Footer */
footer.site-footer {
  margin-top: 70px;
  border-top: 1px solid var(--border);
  padding-top: 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 30px;
}
.footer-brand .logo-chip { margin-bottom: 12px; }
.footer-brand p { font-size: 12.5px; color: var(--text-muted); max-width: 30ch; }
.footer-col h4 {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 10px;
  font-weight: 600;
}
.footer-col a { display: block; font-size: 12.5px; color: var(--text); padding: 4px 0; }
.footer-col a:hover { color: var(--blue); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding: 20px 0;
  border-top: 1px solid var(--border);
  font-size: 11.5px;
  color: var(--text-muted);
}
.footer-bottom .socials { display: flex; gap: 12px; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .rail-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .guides-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .trend-strip { grid-template-columns: repeat(3, minmax(0,1fr)); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .layout { grid-template-columns: 1fr; }
  .mobile-topbar { display: flex; }
  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    width: 280px;
    z-index: 40;
    transform: translateX(-100%);
    transition: transform .2s ease;
    background: var(--surface);
    box-shadow: var(--shadow);
  }
  .sidebar.open { transform: translateX(0); }
  .menu-toggle { display: inline-flex; }
  main { padding: 18px 18px 70px; }
  .rail-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .trend-strip { grid-template-columns: repeat(2, minmax(0,1fr)); }
}

@media (max-width: 560px) {
  .rail-grid, .guides-grid { grid-template-columns: 1fr; }
  .trend-strip { grid-template-columns: 1fr; }
}