/* ============================================================
   epochtime.tools — global stylesheet
   Theme aligned with calculatehours.net (editorial / light)
   ============================================================ */

/* ============================================================
   SELF-HOSTED FONTS
   Run download-fonts.py once to populate assets/fonts/
   All fonts are SIL OFL licensed (free for commercial use,
   redistribution, and modification).
   ============================================================ */

/* Fraunces — serif, used for headings */
@font-face {
  font-family: 'Fraunces';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/fraunces-400.woff2') format('woff2');
}
@font-face {
  font-family: 'Fraunces';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('fonts/fraunces-500.woff2') format('woff2');
}
@font-face {
  font-family: 'Fraunces';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('fonts/fraunces-600.woff2') format('woff2');
}
@font-face {
  font-family: 'Fraunces';
  font-style: italic;
  font-weight: 500;
  font-display: swap;
  src: url('fonts/fraunces-500-italic.woff2') format('woff2');
}

/* Geist — sans-serif, body text */
@font-face {
  font-family: 'Geist';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/geist-400.woff2') format('woff2');
}
@font-face {
  font-family: 'Geist';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('fonts/geist-500.woff2') format('woff2');
}
@font-face {
  font-family: 'Geist';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('fonts/geist-600.woff2') format('woff2');
}
@font-face {
  font-family: 'Geist';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('fonts/geist-700.woff2') format('woff2');
}

/* JetBrains Mono — monospace, code and output */
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('fonts/jetbrains-mono-400.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('fonts/jetbrains-mono-500.woff2') format('woff2');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('fonts/jetbrains-mono-600.woff2') format('woff2');
}

:root {
  --bg: #ffffff;
  --bg-warm: #f8fafc;
  --paper: #ffffff;
  --ink: #0f172a;
  --ink-soft: #334155;
  --ink-muted: #64748b;
  --line: #e2e8f0;
  --line-soft: #f1f5f9;
  --line-strong: #cbd5e1;
  --accent: #3b82f6;
  --accent-deep: #2563eb;
  --accent-soft: #dbeafe;
  --gold: #f59e0b;
  --green: #10b981;
  --green-soft: #d1fae5;
  --warning: #b45309;
  --warning-soft: #fef3c7;
  --danger: #dc2626;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Geist', -apple-system, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--ink); }

/* ============================================================
   TOPBAR — ticker style
   ============================================================ */
.topbar {
  background: var(--ink);
  color: var(--bg);
  padding: 8px 0;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.topbar-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'JetBrains Mono', monospace;
  gap: 16px;
  flex-wrap: wrap;
}
.topbar-inner span { opacity: 0.7; }
.topbar-inner .live { display: inline-flex; align-items: center; gap: 6px; opacity: 1; }
.topbar-inner .live::before {
  content: '●';
  color: #4a9b3a;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}
.topbar-inner .tickval {
  color: var(--bg);
  opacity: 1;
  font-variant-numeric: tabular-nums;
}

/* ============================================================
   NAV
   ============================================================ */
nav.nav {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 20;
}
.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
  font-family: 'Fraunces', serif;
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.02em;
  font-variation-settings: "SOFT" 30, "opsz" 60;
}
.brand-mark {
  width: 28px;
  height: 28px;
  background: var(--ink);
  color: var(--bg);
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  border-radius: 4px;
}
.brand small {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--ink-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 400;
}
.nav-links {
  display: flex;
  gap: 24px;
  list-style: none;
  align-items: center;
}
.nav-links a {
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 500;
  transition: color 0.15s ease;
}
.nav-links a:hover, .nav-links a.active { color: var(--accent); }
.nav-dropdown { position: relative; }
.nav-dropdown-trigger { cursor: pointer; user-select: none; display: inline-flex; align-items: center; gap: 4px; }
.nav-dropdown-trigger::after { content: '▾'; font-size: 9px; opacity: 0.6; }
.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 8px;
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s;
  box-shadow: 0 12px 32px rgba(15,23,42,0.08);
  z-index: 30;
}
.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.nav-dropdown-menu a {
  display: block;
  padding: 8px 12px;
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 13px;
  border-radius: 3px;
  transition: background 0.1s;
}
.nav-dropdown-menu a:hover { background: var(--bg-warm); color: var(--accent); }

/* Mobile hamburger */
.hamburger {
  display: none;
  background: none;
  border: 1px solid var(--line);
  cursor: pointer;
  padding: 6px;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
}
.hamburger svg { width: 20px; height: 20px; stroke: var(--ink); }
.mobile-menu {
  display: none;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  padding: 8px 24px;
}
.mobile-menu.open { display: block; }
.mobile-menu a {
  display: block;
  padding: 10px 4px;
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 15px;
  border-bottom: 1px solid var(--line-soft);
}
.mobile-menu a:last-child { border-bottom: 0; }
.mobile-menu a.active { color: var(--accent); }
.mobile-menu .group-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 14px 4px 4px;
  border-bottom: 0;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  padding: 60px 24px 40px;
  max-width: 1280px;
  margin: 0 auto;
  position: relative;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 56px;
  align-items: end;
}
.hero-grid.single { grid-template-columns: 1fr; }
.hero-eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.hero-eyebrow::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--accent);
}
.hero h1 {
  font-family: 'Fraunces', serif;
  font-size: clamp(36px, 5.5vw, 60px);
  font-weight: 400;
  font-variation-settings: "SOFT" 50, "opsz" 144;
  line-height: 1.05;
  letter-spacing: -0.035em;
  color: var(--ink);
  margin-bottom: 20px;
}
.hero h1 em {
  font-style: italic;
  color: var(--accent);
  font-variation-settings: "SOFT" 100, "opsz" 144;
}
.hero p.sub {
  font-size: 18px;
  color: var(--ink-soft);
  max-width: 620px;
  line-height: 1.55;
}

/* Live panel (used on index hero) */
.live-panel {
  background: var(--bg-warm);
  border: 2px solid var(--line-strong);
  padding: 28px;
  border-radius: 4px;
}
.live-panel-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-weight: 500;
  margin-bottom: 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.live-panel-label .dot { display: inline-flex; align-items: center; gap: 6px; }
.live-panel-label .dot::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}
.live-rows { display: flex; flex-direction: column; gap: 14px; }
.live-row {
  display: grid;
  grid-template-columns: 50px 1fr auto;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line);
}
.live-row:last-child { border-bottom: none; padding-bottom: 0; }
.live-row-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
}
.live-row-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 19px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.005em;
  font-variant-numeric: tabular-nums;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.copy-btn {
  background: var(--paper);
  border: 1px solid var(--line);
  color: var(--ink-soft);
  padding: 5px 10px;
  cursor: pointer;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 3px;
  transition: all 0.15s ease;
  min-width: 56px;
}
.copy-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}
.copy-btn.copied {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}

.btn {
  background: var(--ink);
  color: var(--bg);
  border: 1px solid var(--ink);
  padding: 10px 18px;
  cursor: pointer;
  font-family: 'Geist', sans-serif;
  font-size: 13px;
  font-weight: 500;
  border-radius: 4px;
  transition: all 0.15s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn:hover { background: var(--accent-deep); border-color: var(--accent-deep); color: var(--bg); }
.btn.btn-ghost { background: var(--paper); color: var(--ink); }
.btn.btn-ghost:hover { background: var(--bg-warm); color: var(--ink); border-color: var(--ink-muted); }
.btn.btn-accent { background: var(--accent); border-color: var(--accent); }
.btn.btn-accent:hover { background: var(--accent-deep); border-color: var(--accent-deep); }
.btn kbd {
  display: inline-block;
  padding: 1px 5px;
  background: rgba(255,255,255,0.12);
  border-radius: 2px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 400;
}
.btn.btn-ghost kbd { background: var(--bg-warm); border: 1px solid var(--line); }

/* ============================================================
   SECTIONS
   ============================================================ */
.section {
  max-width: 1280px;
  margin: 0 auto;
  padding: 48px 24px;
}
.section-narrow { max-width: 880px; }
.section-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.section-label::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--accent);
}
.section h2 {
  font-family: 'Fraunces', serif;
  font-size: clamp(28px, 3.5vw, 38px);
  font-weight: 400;
  font-variation-settings: "SOFT" 50, "opsz" 144;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin-bottom: 12px;
}
.section h2 em {
  font-style: italic;
  color: var(--accent);
  font-variation-settings: "SOFT" 100, "opsz" 144;
}
.section .lede {
  color: var(--ink-soft);
  font-size: 17px;
  max-width: 620px;
  margin-bottom: 36px;
}
.section h3 {
  font-family: 'Fraunces', serif;
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin: 32px 0 12px;
  color: var(--ink);
}
.section h3:first-child { margin-top: 0; }
.section p {
  color: var(--ink-soft);
  margin-bottom: 14px;
  font-size: 15.5px;
  line-height: 1.7;
}
.section p code, .section li code {
  font-family: 'JetBrains Mono', monospace;
  background: var(--bg-warm);
  padding: 1px 6px;
  border-radius: 3px;
  font-size: 13px;
  color: var(--ink);
  border: 1px solid var(--line-soft);
}
.section ul, .section ol {
  margin: 0 0 16px 20px;
  color: var(--ink-soft);
}
.section li { margin-bottom: 6px; font-size: 15px; line-height: 1.6; }

/* ============================================================
   CONVERTER (panel system)
   ============================================================ */
.converter {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 28px;
}
.converter.single { grid-template-columns: 1fr; }
.panel {
  background: var(--paper);
  border: 2px solid var(--line-strong);
  padding: 28px;
  border-radius: 4px;
}
.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.panel-step {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-weight: 500;
}
.panel-step .num {
  color: var(--accent);
  margin-right: 8px;
  font-weight: 700;
}
.panel-title {
  font-family: 'Fraunces', serif;
  font-size: 19px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.smart-input {
  width: 100%;
  background: var(--bg-warm);
  border: 2px solid var(--line-strong);
  color: var(--ink);
  padding: 16px 18px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 17px;
  font-weight: 400;
  border-radius: 4px;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  letter-spacing: -0.005em;
}
.smart-input:focus {
  border-color: var(--accent);
  background: var(--paper);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.smart-input::placeholder { color: var(--ink-muted); }

.smart-textarea {
  width: 100%;
  min-height: 220px;
  background: var(--bg-warm);
  border: 2px solid var(--line-strong);
  color: var(--ink);
  padding: 14px 16px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  border-radius: 4px;
  outline: none;
  resize: vertical;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  line-height: 1.5;
}
.smart-textarea:focus {
  border-color: var(--accent);
  background: var(--paper);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.input-hint {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--ink-soft);
  margin-top: 10px;
  letter-spacing: 0.02em;
  font-weight: 500;
}
.input-hint .detected { color: var(--accent); }

.controls-row {
  display: flex;
  gap: 8px;
  margin-top: 18px;
  flex-wrap: wrap;
}

.tz-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px dashed var(--line);
}
.tz-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--ink-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.tz-select, .form-select {
  background: var(--paper);
  border: 1px solid var(--line);
  color: var(--ink);
  padding: 9px 12px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  border-radius: 4px;
  outline: none;
  cursor: pointer;
  transition: border-color 0.15s ease;
}
.tz-select { flex: 1; }
.tz-select:focus, .form-select:focus { border-color: var(--accent); }

/* Output list */
.output-list { display: flex; flex-direction: column; }
.output-item {
  display: grid;
  grid-template-columns: 110px 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--line);
}
.output-item:last-child { border-bottom: none; }
.output-key {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--ink-soft);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
}
.output-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 15px;
  color: var(--ink);
  word-break: break-all;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.005em;
  font-weight: 500;
}
.output-value.empty { color: var(--ink-muted); opacity: 0.7; font-weight: 400; }
.output-value.highlight {
  color: var(--accent-deep);
  font-weight: 500;
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-size: 17px;
  letter-spacing: -0.01em;
}

/* Warning box */
.warning-box {
  display: none;
  margin-top: 20px;
  padding: 14px 18px;
  background: var(--warning-soft);
  border: 1px solid #fcd34d;
  border-left: 3px solid var(--warning);
  border-radius: 4px;
  font-size: 14px;
  color: var(--ink-soft);
}
.warning-box.show { display: block; }
.warning-box strong {
  color: var(--warning);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 6px;
}

/* Info card grid (fundamentals etc.) */
.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.info-card {
  padding: 26px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 4px;
  transition: border-color 0.15s ease;
}
.info-card:hover { border-color: var(--ink-muted); }
.info-card h3 {
  font-family: 'Fraunces', serif;
  font-size: 22px;
  font-weight: 400;
  font-variation-settings: "SOFT" 50, "opsz" 60;
  letter-spacing: -0.02em;
  margin: 0 0 10px;
  color: var(--ink);
}
.info-card h3 em { font-style: italic; color: var(--accent); }
.info-card p {
  font-size: 14.5px;
  color: var(--ink-soft);
  line-height: 1.6;
}
.info-card code {
  font-family: 'JetBrains Mono', monospace;
  background: var(--bg-warm);
  padding: 1px 6px;
  border-radius: 3px;
  font-size: 12.5px;
  color: var(--ink);
  border: 1px solid var(--line-soft);
}

/* Tile grid (related tools) */
.tile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.tile {
  display: block;
  padding: 22px 20px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 4px;
  text-decoration: none;
  color: var(--ink);
  transition: all 0.15s ease;
}
.tile:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(15,23,42,0.06);
}
.tile-icon {
  font-family: 'JetBrains Mono', monospace;
  font-size: 22px;
  color: var(--accent);
  margin-bottom: 10px;
  font-weight: 600;
}
.tile-name {
  font-family: 'Fraunces', serif;
  font-size: 17px;
  font-weight: 500;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}
.tile-desc {
  font-size: 13.5px;
  color: var(--ink-muted);
  line-height: 1.5;
}

/* FAQ */
.faq { max-width: 780px; }
.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 22px 0;
}
.faq-item:first-child { border-top: 1px solid var(--line); }
.faq-q {
  font-family: 'Fraunces', serif;
  font-size: 19px;
  font-weight: 400;
  font-variation-settings: "SOFT" 50, "opsz" 60;
  letter-spacing: -0.015em;
  color: var(--ink);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq-q::after {
  content: '+';
  font-family: 'JetBrains Mono', monospace;
  color: var(--accent);
  font-size: 22px;
  font-weight: 300;
  transition: transform 0.2s ease;
  flex-shrink: 0;
}
.faq-item.open .faq-q::after { transform: rotate(45deg); }
.faq-a {
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.7;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease, margin-top 0.2s ease;
}
.faq-item.open .faq-a {
  max-height: 600px;
  margin-top: 12px;
}
.faq-a code {
  font-family: 'JetBrains Mono', monospace;
  background: var(--bg-warm);
  padding: 1px 6px;
  border-radius: 3px;
  font-size: 13px;
  color: var(--ink);
  border: 1px solid var(--line-soft);
}

/* Code block (for reference pages) */
pre.code-block {
  background: #f8fafc;
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 4px;
  padding: 16px 18px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--ink);
  overflow-x: auto;
  margin: 12px 0 20px;
  position: relative;
}
pre.code-block code {
  background: none;
  border: none;
  padding: 0;
  font-size: inherit;
  color: inherit;
}
.code-copy {
  position: absolute;
  top: 10px;
  right: 10px;
  background: var(--paper);
  border: 1px solid var(--line);
  color: var(--ink-muted);
  padding: 3px 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
  border-radius: 3px;
  transition: all 0.1s;
}
.code-copy:hover { color: var(--accent); border-color: var(--accent); }

/* Table */
.data-table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--line);
  border-radius: 4px;
  margin: 16px 0 24px;
  font-size: 14px;
}
.data-table th, .data-table td {
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
}
.data-table tr:last-child td { border-bottom: 0; }
.data-table th {
  background: var(--bg-warm);
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
.data-table td code {
  font-family: 'JetBrains Mono', monospace;
  background: var(--bg-warm);
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 12.5px;
  color: var(--ink);
}

/* Batch results table */
.batch-results {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12.5px;
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: auto;
  max-height: 480px;
  margin-top: 14px;
}
.batch-results table {
  width: 100%;
  border-collapse: collapse;
}
.batch-results th, .batch-results td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--line-soft);
  text-align: left;
}
.batch-results th {
  background: var(--bg-warm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 10px;
  color: var(--ink-muted);
  position: sticky;
  top: 0;
}
.batch-results tr.error td { color: var(--danger); }
.batch-stats {
  margin-top: 14px;
  display: flex;
  gap: 24px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--ink-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.batch-stats strong { color: var(--ink); font-weight: 600; }

/* Footer */
footer {
  border-top: 1px solid var(--line);
  padding: 48px 24px 40px;
  margin-top: 32px;
  background: var(--bg-warm);
}
.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr;
  gap: 28px;
  margin-bottom: 36px;
}
.footer-brand {
  font-family: 'Fraunces', serif;
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
}
.footer-tagline {
  color: var(--ink-soft);
  font-size: 14px;
  max-width: 320px;
  line-height: 1.5;
}
.footer-col h4 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 14px;
  font-weight: 500;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 8px; }
.footer-col a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.1s;
}
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid var(--line);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--ink-muted);
  letter-spacing: 0.04em;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom a { color: var(--ink-soft); text-decoration: none; }
.footer-bottom a:hover { color: var(--accent); }

/* Toast */
.toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--ink);
  color: var(--bg);
  padding: 11px 20px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.04em;
  border-radius: 4px;
  box-shadow: 0 8px 24px rgba(15,23,42,0.18);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 100;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Prose for content-heavy pages (programming/, about, privacy etc.) */
.prose {
  max-width: 760px;
}
.prose p { margin-bottom: 16px; }
.prose h2 {
  font-family: 'Fraunces', serif;
  font-size: 28px;
  font-weight: 400;
  font-variation-settings: "SOFT" 50, "opsz" 100;
  letter-spacing: -0.025em;
  margin: 48px 0 14px;
  color: var(--ink);
}
.prose h2:first-child { margin-top: 0; }
.prose h3 {
  font-family: 'Fraunces', serif;
  font-size: 21px;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin: 32px 0 12px;
  color: var(--ink);
}
.prose h4 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 24px 0 10px;
}
.prose ul, .prose ol { margin: 0 0 18px 22px; }
.prose li { margin-bottom: 8px; }
.prose strong { color: var(--ink); font-weight: 600; }
.prose a { color: var(--accent); text-decoration: none; border-bottom: 1px solid transparent; transition: border-color 0.15s; }
.prose a:hover { border-bottom-color: var(--accent); }

/* Page header (for content-heavy pages) */
.page-header {
  max-width: 1280px;
  margin: 0 auto;
  padding: 56px 24px 36px;
  border-bottom: 1px solid var(--line);
}
.page-header h1 {
  font-family: 'Fraunces', serif;
  font-size: clamp(32px, 4.5vw, 48px);
  font-weight: 400;
  font-variation-settings: "SOFT" 50, "opsz" 144;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 14px;
}
.page-header h1 em { font-style: italic; color: var(--accent); }
.page-header p {
  color: var(--ink-soft);
  font-size: 17px;
  max-width: 700px;
  line-height: 1.55;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .converter { grid-template-columns: 1fr; }
  .info-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero { padding: 40px 24px 28px; }
}
@media (max-width: 640px) {
  .info-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .nav-links { display: none; }
  .hamburger { display: inline-flex; }
  .topbar-inner { font-size: 10px; }
  .topbar-inner .system { display: none; }
  .live-row { grid-template-columns: 40px 1fr auto; gap: 10px; }
  .live-row-value { font-size: 16px; }
  .output-item { grid-template-columns: 90px 1fr auto; gap: 8px; }
  .smart-input { font-size: 16px; padding: 14px; }
  .section { padding: 36px 24px; }
  .panel { padding: 22px; }
  .live-panel { padding: 22px; }
  .footer-bottom { flex-direction: column; gap: 14px; text-align: center; }
}

/* ============================================================
   COMPACT HERO — for shorter viewports (15" laptops, ~768-900px tall)
   Goal: make input + first 2-3 output rows visible without scrolling
   ============================================================ */
@media (min-width: 961px) and (max-height: 900px) {
  .hero { padding: 28px 24px 20px; }
  .hero-grid { gap: 36px; align-items: center; }
  .hero h1 { font-size: clamp(28px, 3.8vw, 42px); margin-bottom: 12px; }
  .hero p.sub { font-size: 15px; }
  .hero-eyebrow { margin-bottom: 12px; }
  .live-panel { padding: 18px 22px; }
  .live-panel-label { margin-bottom: 12px; }
  .live-rows { gap: 8px; }
  .live-row { padding-bottom: 6px; }
  .live-row-value { font-size: 16px; }
  .section { padding: 28px 24px; }
  .section h2 { font-size: clamp(24px, 3vw, 30px); margin-bottom: 8px; }
  .section .lede { margin-bottom: 20px; font-size: 15px; }
  .panel { padding: 20px 22px; }
  .panel-head { margin-bottom: 12px; padding-bottom: 10px; }
  .output-item { padding: 9px 0; }
  .output-value { font-size: 14px; }
  .smart-input { padding: 12px 14px; font-size: 15px; }
}

/* Even more compact for the absolute shortest viewports */
@media (min-width: 961px) and (max-height: 800px) {
  .hero { padding: 20px 24px 14px; }
  .hero h1 { font-size: clamp(24px, 3.2vw, 36px); line-height: 1.1; }
  .hero p.sub { font-size: 14px; }
  .live-panel { padding: 14px 18px; }
  .section { padding: 22px 24px; }
  .output-item { padding: 7px 0; }
}