/*
 * Landing page (pages#home). Colors come from theme.css (dark and light).
 * Every rule is scoped to body.landing: the app layout's stylesheet_link_tag :app also loads this file,
 * and the scope keeps it from touching the app's own pages.
 */
body.landing {
  --ln-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --ln-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(var(--tn-blue-rgb),  0.12), transparent 60%),
    radial-gradient(900px 500px at -10% 20%, rgba(var(--tn-purple-rgb),  0.10), transparent 60%),
    var(--tn-bg);
  color: var(--tn-fg);
  font-family: var(--ln-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body.landing *,
body.landing *::before,
body.landing *::after { box-sizing: border-box; }

body.landing main { flex: 1; }
body.landing a { color: inherit; }
body.landing h1,
body.landing h2,
body.landing h3,
body.landing p,
body.landing ol { margin: 0; padding: 0; }

body.landing .ln-wrap {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Header ───────────────────────────────────────────── */
body.landing .ln-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(var(--tn-bg-rgb),  0.78);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--tn-border);
}
body.landing .ln-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 16px;
}
body.landing .ln-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--ln-mono);
  font-weight: 500;
  font-size: 18px;
  letter-spacing: 0.5px;
  text-decoration: none;
  color: var(--tn-fg);
}
body.landing .ln-logo-mark {
  color: var(--tn-blue);
  letter-spacing: -2px;
  text-shadow: 0 0 18px rgba(var(--tn-blue-rgb),  0.6);
}
body.landing .ln-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 14px;
}
body.landing .ln-nav a {
  color: var(--tn-fg-muted);
  text-decoration: none;
  transition: color 0.15s;
}
body.landing .ln-nav a:hover { color: var(--tn-fg); }
body.landing .ln-nav a.ln-btn { color: var(--tn-on-accent); }

/* ── Buttons ──────────────────────────────────────────── */
body.landing .ln-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border-radius: 10px;
  border: 1px solid transparent;
  background: linear-gradient(135deg, var(--tn-blue), var(--tn-purple));
  color: var(--tn-on-accent);
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  box-shadow: 0 8px 24px -8px rgba(var(--tn-blue-rgb),  0.55);
  transition: transform 0.15s, box-shadow 0.15s;
}
body.landing .ln-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 28px -8px rgba(var(--tn-blue-rgb),  0.7);
}
body.landing .ln-btn:focus-visible,
body.landing .ln-nav a:focus-visible {
  outline: 2px solid var(--tn-cyan);
  outline-offset: 3px;
}
body.landing .ln-btn-small { padding: 8px 14px; font-size: 14px; border-radius: 8px; }
body.landing .ln-btn-ghost {
  background: transparent;
  color: var(--tn-fg);
  border-color: var(--tn-border-strong);
  box-shadow: none;
}
body.landing .ln-btn-ghost:hover { border-color: var(--tn-blue); box-shadow: none; }

/* ── Screen 1: hero ───────────────────────────────────── */
body.landing .ln-hero {
  overflow-x: clip; /* the preview's glow (.ln-preview::before) reaches 30px past it: not past the screen */
  min-height: calc(100vh - 64px);
  display: flex;
  align-items: center;
  padding: 56px 0;
}
body.landing .ln-hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 56px;
  align-items: center;
}
body.landing .ln-eyebrow {
  display: inline-block;
  font-family: var(--ln-mono);
  font-size: 13px;
  color: var(--tn-cyan);
  background: rgba(var(--tn-cyan-rgb),  0.08);
  border: 1px solid rgba(var(--tn-cyan-rgb),  0.25);
  border-radius: 999px;
  padding: 4px 12px;
  margin-bottom: 22px;
}
body.landing h1 {
  font-size: clamp(34px, 4.6vw, 56px);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 22px;
}
body.landing .ln-gradient {
  background: linear-gradient(90deg, var(--tn-blue), var(--tn-purple) 55%, var(--tn-cyan));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
body.landing .ln-lead {
  font-size: 18px;
  color: var(--tn-fg-muted);
  max-width: 540px;
  margin-bottom: 32px;
}
body.landing .ln-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 14px; }
body.landing .ln-btn-live::before { content: ""; width: 9px; height: 9px; margin-right: 8px; border-radius: 50%; background: var(--tn-red); }
body.landing .ln-try-note { margin: 0 0 26px; font-size: 14px; color: var(--tn-comment); }
body.landing .ln-try-note a { color: var(--tn-blue); }
body.landing .ln-formats {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--ln-mono);
  font-size: 12px;
  color: var(--tn-comment);
}
body.landing .ln-formats span {
  padding: 2px 8px;
  border: 1px solid var(--tn-border);
  border-radius: 6px;
  color: var(--tn-fg-muted);
}
body.landing .ln-formats em { font-style: normal; margin-left: 4px; }

/* Transcript preview window */
body.landing .ln-preview { position: relative; }
body.landing .ln-preview::before {
  content: "";
  position: absolute;
  inset: -30px;
  background: radial-gradient(closest-side, rgba(var(--tn-purple-rgb),  0.22), transparent);
  filter: blur(20px);
  z-index: -1;
}
body.landing .ln-window {
  background: var(--tn-bg-deep);
  border: 1px solid var(--tn-border-strong);
  border-radius: 14px;
  box-shadow: 0 30px 80px -30px rgba(var(--tn-shadow-rgb),  0.8);
  overflow: hidden;
}
body.landing .ln-window-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 12px 16px;
  background: var(--tn-surface);
  border-bottom: 1px solid var(--tn-border);
  font-family: var(--ln-mono);
  font-size: 12px;
  color: var(--tn-comment);
}
body.landing .ln-window-bar i {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--tn-red);
}
body.landing .ln-window-bar i:nth-child(2) { background: var(--tn-yellow); }
body.landing .ln-window-bar i:nth-child(3) { background: var(--tn-green); }
body.landing .ln-window-bar span { margin-left: 10px; }
body.landing .ln-wave {
  display: block;
  width: 100%;
  height: 56px;
  padding: 12px 16px 0;
}
body.landing .ln-wave rect { fill: var(--tn-border-strong); }
body.landing .ln-wave rect.played { fill: var(--tn-blue); }
body.landing .ln-lines { list-style: none; padding: 8px 8px 4px; }
body.landing .ln-lines li {
  display: flex;
  gap: 14px;
  padding: 9px 10px;
  border-radius: 8px;
  font-size: 14.5px;
  color: var(--tn-fg-muted);
}
body.landing .ln-lines time {
  flex: 0 0 auto;
  font-family: var(--ln-mono);
  font-size: 12.5px;
  color: var(--tn-purple);
  padding-top: 1px;
}
body.landing .ln-lines li.active {
  background: rgba(var(--tn-blue-rgb),  0.12);
  color: var(--tn-fg);
  box-shadow: inset 2px 0 0 var(--tn-blue);
}
body.landing .ln-lines li.active time { color: var(--tn-blue); }
body.landing .ln-caret {
  display: inline-block;
  width: 7px;
  height: 1.05em;
  margin-left: 3px;
  vertical-align: -2px;
  background: var(--tn-cyan);
  animation: ln-blink 1.1s steps(1) infinite;
}
@keyframes ln-blink { 50% { opacity: 0; } }
body.landing .ln-window-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 18px 16px;
  font-family: var(--ln-mono);
  font-size: 12px;
  color: var(--tn-comment);
}
body.landing .ln-export {
  color: var(--tn-green);
  border: 1px solid rgba(var(--tn-green-rgb),  0.35);
  border-radius: 6px;
  padding: 3px 9px;
}

/* ── Screen 2: features + plans ───────────────────────── */
body.landing .ln-section {
  padding: 72px 0 56px;
  border-top: 1px solid var(--tn-border);
  background: linear-gradient(180deg, rgba(var(--tn-bg-deep-rgb),  0.6), transparent 70%);
  scroll-margin-top: 64px;
}
body.landing h2 {
  font-size: clamp(24px, 2.6vw, 32px);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 24px;
  scroll-margin-top: 88px;
}
body.landing .ln-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-bottom: 56px;
}
body.landing .ln-card {
  background: var(--tn-surface);
  border: 1px solid var(--tn-border);
  border-radius: 14px;
  padding: 22px;
  transition: border-color 0.2s, transform 0.2s;
}
body.landing .ln-card:hover { border-color: var(--tn-border-strong); transform: translateY(-2px); }
body.landing .ln-card h3 { font-size: 17px; font-weight: 600; margin: 14px 0 8px; }
body.landing .ln-card p { font-size: 14.5px; color: var(--tn-fg-muted); }
body.landing .ln-icon {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  font-size: 18px;
  font-weight: 700;
}
body.landing .ln-icon-blue { color: var(--tn-blue); background: rgba(var(--tn-blue-rgb),  0.12); }
body.landing .ln-icon-purple { color: var(--tn-purple); background: rgba(var(--tn-purple-rgb),  0.12); }
body.landing .ln-icon-green { color: var(--tn-green); background: rgba(var(--tn-green-rgb),  0.12); }

body.landing .ln-plans {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-bottom: 40px;
}
body.landing .ln-plan {
  background: var(--tn-surface);
  border: 1px solid var(--tn-border);
  border-radius: 14px;
  padding: 20px 22px;
}
body.landing .ln-plan-featured {
  border-color: rgba(var(--tn-blue-rgb),  0.55);
  box-shadow: 0 0 0 1px rgba(var(--tn-blue-rgb),  0.25), 0 20px 50px -30px rgba(var(--tn-blue-rgb),  0.6);
}
body.landing .ln-plan h3 {
  font-family: var(--ln-mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--tn-cyan);
  margin-bottom: 8px;
}
body.landing .ln-plan-minutes { font-size: 15px; color: var(--tn-fg-muted); }
body.landing .ln-plan-minutes strong { font-size: 30px; font-weight: 800; color: var(--tn-fg); margin-right: 4px; }
body.landing .ln-plan-price { margin-top: 6px; font-weight: 600; }
body.landing .ln-plan-note { margin-top: 4px; font-size: 13px; color: var(--tn-comment); }

body.landing .ln-final {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 26px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(var(--tn-blue-rgb),  0.14), rgba(var(--tn-purple-rgb),  0.12));
  border: 1px solid var(--tn-border-strong);
}
body.landing .ln-final p { font-size: 17px; font-weight: 500; }

/* ── Use-case pages (/for/…) ──────────────────────────── */
body.landing .ln-usecase-hero { min-height: 0; padding: 72px 0 64px; }
body.landing .ln-usecase-hero h1 { max-width: 860px; }
body.landing .ln-usecase-hero .ln-lead { max-width: 680px; }
body.landing .ln-usecase-body { max-width: 720px; margin-bottom: 56px; }
body.landing .ln-usecase-body h2 { margin: 40px 0 14px; }
body.landing .ln-usecase-body h2:first-child { margin-top: 0; }
body.landing .ln-usecase-body p,
body.landing .ln-usecase-body li { color: var(--tn-fg-muted); font-size: 16.5px; line-height: 1.7; }
body.landing .ln-usecase-body p { margin: 0 0 14px; }
body.landing .ln-usecase-body ul,
body.landing .ln-usecase-body ol { margin: 0 0 14px; padding-left: 22px; }
body.landing .ln-usecase-body li { margin-bottom: 8px; }
body.landing .ln-usecase-body li::marker { color: var(--tn-blue); }
body.landing .ln-usecase-body strong { color: var(--tn-fg); }
body.landing .ln-usecase-body a,
body.landing .ln-usecase-related a { color: var(--tn-blue); }
body.landing .ln-usecase-body a:hover,
body.landing .ln-usecase-related a:hover { color: var(--tn-cyan); }
body.landing .ln-usecase-body code {
  font-family: var(--ln-mono);
  font-size: 0.88em;
  color: var(--tn-purple);
  background: var(--tn-surface);
  border: 1px solid var(--tn-border);
  border-radius: 6px;
  padding: 1px 6px;
}
body.landing .ln-usecase-faq { max-width: 720px; margin-bottom: 56px; }
body.landing .ln-usecase-faq details {
  border: 1px solid var(--tn-border);
  border-radius: 12px;
  background: var(--tn-surface);
  margin-bottom: 10px;
}
body.landing .ln-usecase-faq summary {
  list-style: none;
  cursor: pointer;
  padding: 16px 48px 16px 20px;
  font-weight: 600;
  position: relative;
}
body.landing .ln-usecase-faq summary::-webkit-details-marker { display: none; }
body.landing .ln-usecase-faq summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--ln-mono);
  font-size: 18px;
  color: var(--tn-comment);
}
body.landing .ln-usecase-faq details[open] summary::after { content: "−"; color: var(--tn-blue); }
body.landing .ln-usecase-faq summary:hover { color: var(--tn-blue); }
body.landing .ln-usecase-faq summary:focus-visible { outline: 2px solid var(--tn-cyan); outline-offset: -2px; border-radius: 12px; }
body.landing .ln-usecase-faq details p { padding: 0 20px 18px; margin: 0; color: var(--tn-fg-muted); line-height: 1.65; }
body.landing .ln-usecase-related { margin-top: 28px; color: var(--tn-comment); font-size: 15px; }

/* ── Small screens ────────────────────────────────────── */
@media (max-width: 900px) {
  body.landing .ln-hero { min-height: 0; padding: 40px 0 48px; }
  body.landing .ln-hero-inner { grid-template-columns: 1fr; gap: 40px; }
  body.landing .ln-features { grid-template-columns: 1fr; }
  body.landing .ln-plans { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  body.landing .ln-wrap { padding: 0 16px; }
  body.landing .ln-plans { grid-template-columns: 1fr; }
  body.landing .ln-nav { gap: 14px; }
  body.landing .ln-nav a.ln-nav-anchor { display: none; }
  body.landing .ln-lead { font-size: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  body.landing .ln-caret { animation: none; }
  body.landing .ln-btn,
  body.landing .ln-card { transition: none; }
}

/* ── Legal pages (terms, privacy, refunds) ────────────── */
body.landing .ln-legal { max-width: 780px; padding-top: 48px; padding-bottom: 72px; }
body.landing .ln-legal-header {
  border-bottom: 1px solid var(--tn-border);
  padding-bottom: 20px;
  margin-bottom: 28px;
}
body.landing .ln-legal h1 { font-size: clamp(30px, 4vw, 40px); line-height: 1.15; margin-bottom: 12px; }
body.landing .ln-legal-meta { font-size: 14px; color: var(--tn-comment); margin-bottom: 4px; }
body.landing .ln-legal-nav { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
body.landing .ln-legal-nav a {
  font-family: var(--ln-mono);
  font-size: 12px;
  text-decoration: none;
  color: var(--tn-fg-muted);
  border: 1px solid var(--tn-border);
  border-radius: 999px;
  padding: 4px 12px;
}
body.landing .ln-legal-nav a:hover { border-color: var(--tn-border-strong); color: var(--tn-fg); }
body.landing .ln-legal-nav a.current { color: var(--tn-blue); border-color: rgba(var(--tn-blue-rgb),  0.5); }
body.landing .ln-legal h2 { font-size: 20px; margin: 32px 0 10px; scroll-margin-top: 80px; }
body.landing .ln-legal p,
body.landing .ln-legal li { color: var(--tn-fg-muted); font-size: 15.5px; }
body.landing .ln-legal p { margin: 0 0 12px; }
body.landing .ln-legal ul { margin: 0 0 12px; padding-left: 22px; }
body.landing .ln-legal li { margin-bottom: 6px; }
body.landing .ln-legal strong { color: var(--tn-fg); }
body.landing .ln-legal a { color: var(--tn-blue); }
body.landing .ln-legal a:hover { color: var(--tn-cyan); }

/* ── Shared transcript (/s/:token) ─────────────────────── */
body.landing .ln-shared { max-width: 820px; padding-top: 48px; padding-bottom: 72px; }
body.landing .ln-shared-header { border-bottom: 1px solid var(--tn-border); padding-bottom: 22px; margin-bottom: 18px; }
body.landing .ln-shared h1 { font-size: clamp(28px, 4vw, 40px); line-height: 1.15; margin-bottom: 12px; }
body.landing .ln-shared-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  font-family: var(--ln-mono);
  font-size: 13px;
  color: var(--tn-comment);
}
body.landing .ln-shared-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 18px; }
body.landing .ln-shared-actions-label { font-family: var(--ln-mono); font-size: 13px; color: var(--tn-comment); margin-right: 4px; }
body.landing .ln-shared-actions .ln-btn { font-family: var(--ln-mono); font-weight: 500; }
body.landing .ln-shared-empty { color: var(--tn-fg-muted); }
body.landing .ln-shared-lines { list-style: none; margin: 0 0 40px; padding: 0; }
body.landing .ln-shared-lines li {
  display: flex;
  gap: 16px;
  padding: 10px 12px;
  border-radius: 8px;
}
body.landing .ln-shared-lines li:hover { background: var(--tn-surface); }
body.landing .ln-shared-lines time {
  flex: 0 0 60px;
  font-family: var(--ln-mono);
  font-size: 12.5px;
  color: var(--tn-purple);
  padding-top: 3px;
}
body.landing .ln-shared-lines p { color: var(--tn-fg-muted); font-size: 16px; line-height: 1.6; }
body.landing .ln-shared-cta { margin-top: 8px; }
/* The recording, when the owner shared it: stays in view while reading. */
body.landing .ln-shared-player {
  position: sticky;
  top: 72px;
  z-index: 2;
  margin: 0 0 18px;
  padding: 8px;
  border-radius: 14px;
  background: var(--tn-bg);
}
body.landing .ln-shared-player audio { width: 100%; display: block; }
body.landing .ln-shared-player video { width: 100%; max-height: 40vh; display: block; background: #000; border-radius: 10px; }
body.landing .ln-shared-lines.playable li[data-start] { cursor: pointer; }
body.landing .ln-shared-lines li.ln-shared-speaker {
  display: block;
  margin: 14px 0 0 88px;
  padding: 2px 0;
  font-family: var(--ln-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  color: var(--speaker, var(--tn-blue));
}
body.landing .ln-shared-lines li.ln-shared-speaker:hover { background: none; }
body.landing .ln-shared-lines li.ln-shared-speaker:first-child { margin-top: 0; }
@media (max-width: 560px) { body.landing .ln-shared-lines li.ln-shared-speaker { margin-left: 12px; } }
body.landing .ln-shared-lines li.active { background: rgba(var(--tn-blue-rgb), 0.12); box-shadow: inset 2px 0 0 var(--tn-blue); }
body.landing .ln-shared-lines li.active p { color: var(--tn-fg); }

/* ── Language menu (header) ───────────────────────────── */
body.landing .ln-lang-menu { position: relative; }
body.landing .ln-lang-menu summary {
  list-style: none;
  cursor: pointer;
  font-family: var(--ln-mono);
  font-size: 12px;
  color: var(--tn-fg-muted);
  padding: 4px 8px;
  border: 1px solid var(--tn-border);
  border-radius: 6px;
}
body.landing .ln-lang-menu summary::-webkit-details-marker { display: none; }
body.landing .ln-lang-menu summary:hover { color: var(--tn-fg); border-color: var(--tn-border-strong); }
body.landing .ln-lang-list {
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  min-width: 150px;
  display: grid;
  padding: 6px;
  background: var(--tn-surface);
  border: 1px solid var(--tn-border-strong);
  border-radius: 10px;
  box-shadow: 0 16px 40px -16px rgba(var(--tn-shadow-rgb),  0.7);
  z-index: 20;
}
body.landing .ln-lang-list a { padding: 7px 10px; border-radius: 6px; font-size: 14px; }
body.landing .ln-lang-list a:hover { background: var(--tn-surface-2); }
body.landing .ln-lang-list a.current { color: var(--tn-blue); }

/* Japanese has no spaces: break headings at phrase boundaries ("動画を、" stays together)
   where supported (Chrome/Edge 119+); other browsers keep their default line breaking. */
body.landing:lang(ja) h1,
body.landing:lang(ja) h2,
body.landing:lang(ja) h3 { word-break: auto-phrase; }