/* Ambient Director landing page — implemented from the Claude Design mock (Landing Page.dc.html, issue #157). */

:root {
  --bg: #101318;
  --bg-deep: #0c0f14;
  --bg-raised: #161a21;
  --bg-chip: #1c2129;
  --bg-chip-hover: #222834;
  --bg-inset: #12151b;
  --line: #262c36;
  --line-strong: #2e3542;
  --line-hover: #3d4656;
  --text: #eef2f8;
  --text-soft: #9aa4b5;
  --text-mute: #8a94a6;
  --text-faint: #5c6676;
  --accent: #2563ff;
  --accent-hover: #3d74ff;
  --link: #7d9bff;
  --live: #ff4d2e;
  --font: "Inter", system-ui, sans-serif;
  --mono: ui-monospace, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 16px/1.6 var(--font);
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }

a { color: var(--link); text-decoration: none; }
a:hover { color: var(--text); }
:focus-visible { outline: 2px solid var(--link); outline-offset: 2px; }

.wrap {
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 20px;
}

h1, h2, h3 { text-wrap: balance; }
p { text-wrap: pretty; }

h2 {
  margin: 0 0 44px;
  font: 800 clamp(28px, 22.8px + 1.34vw, 42px)/1.1 var(--font);
  letter-spacing: -1.5px;
}

.kicker {
  margin: 0 0 14px;
  font: 700 11px/1 var(--font);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-mute);
}
.kicker-accent { color: var(--link); }
.kicker-marked {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
}
.marker {
  width: 10px;
  height: 10px;
  border-radius: 3px;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 52px;
  padding: 0 26px;
  border-radius: 8px;
  font: 800 15px/1 var(--font);
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  border: 1px solid var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #fff;
}
.btn-ghost {
  background: var(--bg-chip);
  border: 1px solid var(--line-strong);
  color: var(--text);
  font-weight: 700;
}
.btn-ghost:hover {
  background: var(--bg-chip-hover);
  border-color: var(--line-hover);
  color: var(--text);
}
.btn-nav {
  height: 40px;
  padding: 0 16px;
  font-size: 13px;
}

/* ---------- Nav ---------- */

.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-logo { width: 36px; height: auto; }
.brand-name {
  font: 800 16px/1 var(--font);
  letter-spacing: -0.2px;
}
.brand-badge {
  font: 800 10px/1 var(--font);
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-mute);
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  padding: 5px 8px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-link {
  font: 600 13px/1 var(--font);
  color: var(--text-mute);
}

/* ---------- Hero ---------- */

.hero { border-bottom: 1px solid var(--line); }
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 540px) minmax(0, 1fr);
  gap: 56px;
  align-items: center;
  padding-block: 44px 88px;
}
.hero h1 {
  margin: 0 0 20px;
  font: 800 clamp(40px, 29.6px + 2.67vw, 68px)/1.04 var(--font);
  letter-spacing: -2.5px;
}
.hero .kicker-accent { margin-bottom: 20px; }
.lede {
  margin: 0 0 32px;
  font: 400 17px/1.65 var(--font);
  color: var(--text-soft);
  max-width: 470px;
}
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0 0 18px;
}
.fine {
  margin: 0;
  font: 500 12.5px/1.5 var(--font);
  color: var(--text-faint);
}
.fine-center { text-align: center; }

.hero-media { position: relative; }
.tv-frame {
  background: #000;
  border: 1px solid var(--line-strong);
  border-radius: 16px;
  padding: 12px;
}
.tv-frame img { border-radius: 6px; }
.live-badge {
  position: absolute;
  top: -13px;
  right: 28px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin: 0;
  background: #000;
  border: 1px solid rgba(255, 77, 46, 0.45);
  border-radius: 8px;
  padding: 8px 12px;
  font: 800 10px/1 var(--font);
  letter-spacing: 1px;
  color: var(--live);
  box-shadow: 0 0 28px rgba(255, 77, 46, 0.5);
  white-space: nowrap;
}
.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--live);
}

/* ---------- Sections ---------- */

.trio, .steps {
  border-bottom: 1px solid var(--line);
  padding-block: clamp(52px, 4vw + 40px, 96px);
}
.split {
  border-bottom: 1px solid var(--line);
  padding-block: clamp(52px, 4vw + 40px, 96px);
}
.video {
  background: var(--bg-deep);
  border-bottom: 1px solid var(--line);
  padding-block: clamp(52px, 4vw + 40px, 96px);
  text-align: center;
}
.video-frame video { width: min(1000px, 100%); margin-inline: auto; border: 1px solid var(--line-strong); border-radius: 16px; }
.gear {
  background: var(--bg-raised);
  border-bottom: 1px solid var(--line);
  padding-block: 72px;
}

/* ---------- Feature trio ---------- */

.trio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.trio-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
}
.trio-head { padding: 28px 28px 24px; flex: 1; }
.trio-head h3 {
  margin: 0 0 10px;
  font: 800 20px/1.2 var(--font);
  letter-spacing: -0.3px;
}
.trio-head p {
  margin: 0;
  font: 400 14.5px/1.6 var(--font);
  color: var(--text-soft);
}
.trio-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 0 18px;
}
.trio-icon-lights { background: #ff8c1a; }
.trio-icon-lights span {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--bg);
}
.trio-icon-music { background: #8c5cf0; }
.trio-icon-sound {
  background: #2ad4c3;
  align-items: flex-end;
  gap: 3px;
  padding-bottom: 11px;
}
.eq { width: 4px; border-radius: 2px; background: var(--bg); }
.eq-1 { height: 8px; }
.eq-2 { height: 16px; }
.eq-3 { height: 11px; }
.trio-shot { border-top: 1px solid var(--line); }

/* ---------- Split sections ---------- */

.split-grid {
  display: grid;
  grid-template-columns: 480px minmax(0, 1fr);
  gap: 72px;
  align-items: center;
}
.split-reverse .split-grid { grid-template-columns: minmax(0, 1fr) 480px; }
.split h2 {
  margin: 0 0 18px;
  font-size: clamp(26px, 22.3px + 0.96vw, 36px);
  line-height: 1.12;
  letter-spacing: -1.2px;
}
.split-lede {
  margin: 0;
  font: 400 16px/1.65 var(--font);
  color: var(--text-soft);
}
.split-copy .split-lede + .chip-row { margin-top: 24px; }
.split-media {
  background: var(--bg-raised);
  border: 1px solid var(--line-strong);
  border-radius: 16px;
  padding: 10px;
}
.split-media img { border-radius: 8px; }
/* Two-up media gallery inside a split (the players' screen: a photo of the board on a real TV + the editor). */
.split-gallery { display: grid; gap: 10px; }
.chip-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 34px;
  padding: 0 12px;
  background: var(--bg-chip);
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  font: 600 12px/1 var(--font);
  color: var(--text-mute);
}
.chip-dot {
  width: 8px;
  height: 8px;
  border-radius: 2px;
}

/* ---------- Assistant & MCP ---------- */

.split-ai { background: var(--bg-deep); }
.ai-card {
  background: var(--bg-inset);
  border: 1px solid var(--line-strong);
  border-radius: 16px;
  padding: 22px;
}
.ai-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  font: 700 12px/1 var(--font);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--text-mute);
}
.ai-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #8c5cf0;
}
.ai-chip {
  margin-left: auto;
  font: 800 9px/1 var(--font);
  letter-spacing: 1px;
  color: var(--text-faint);
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  padding: 5px 7px;
}
.ai-msg {
  margin: 0;
  max-width: 88%;
  padding: 12px 16px;
  border-radius: 12px;
  font: 500 14px/1.5 var(--font);
}
.ai-msg-user {
  margin-left: auto;
  background: var(--accent);
  color: #fff;
  border-bottom-right-radius: 4px;
}
.ai-msg-bot {
  background: var(--bg-chip);
  border: 1px solid var(--line-strong);
  color: var(--text-soft);
  border-bottom-left-radius: 4px;
}
.ai-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0;
}
.ai-tools code {
  font: 600 11px var(--mono);
  color: var(--link);
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  padding: 6px 8px;
  white-space: nowrap;
}

/* ---------- Gear ---------- */

.gear .kicker { margin-bottom: 28px; }
.gear-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.gear-card {
  background: var(--bg-chip);
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  padding: 18px 20px;
}
.gear-card-wide { grid-column: span 2; }
.gear-card h3 {
  margin: 0 0 4px;
  font: 700 14px/1.3 var(--font);
}
.gear-card p {
  margin: 0;
  font: 500 12px/1.5 var(--font);
  color: var(--text-mute);
}

/* ---------- Steps ---------- */

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 0 0 24px;
}
.step-card {
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px;
}
.step-num {
  margin: 0 0 14px;
  font: 800 13px/1 var(--font);
  letter-spacing: 1px;
  color: var(--link);
}
.step-card h3 {
  margin: 0 0 10px;
  font: 800 18px/1.25 var(--font);
  letter-spacing: -0.2px;
}
.step-card p {
  margin: 0;
  font: 400 14.5px/1.6 var(--font);
  color: var(--text-soft);
}
.step-card .honest-note {
  margin: 16px 0 0;
  background: var(--bg-inset);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  font: 500 12.5px/1.55 var(--font);
  color: var(--text-mute);
}
.honest-note strong {
  color: #ffd21a;
  font-weight: 800;
  font-size: 10px;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-right: 8px;
}
.cross-note {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 0;
  background: var(--bg-inset);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px 24px;
}
.cross-note code {
  font: 600 12px var(--mono);
  color: var(--link);
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  padding: 8px 10px;
  white-space: nowrap;
}
.cross-note span {
  font: 500 14px/1.5 var(--font);
  color: var(--text-mute);
}

/* ---------- Footer ---------- */

.footer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-block: 40px 18px;
}
.footer-left {
  margin: 0;
  font: 600 13px/1 var(--font);
  color: var(--text-mute);
}
.footer-links {
  display: flex;
  gap: 24px;
  font: 600 13px/1 var(--font);
}
.footer-right {
  margin: 0;
  font: 500 13px/1 var(--font);
  color: var(--text-faint);
}
.footer-legal {
  margin: 0;
  padding-bottom: 44px;
  font: 400 11.5px/1.7 var(--font);
  color: var(--text-faint);
  max-width: 860px;
}

/* ---------- Responsive ---------- */

.only-narrow { display: none; }

@media (max-width: 1080px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    padding-block: 24px 52px;
  }
  .hero h1 { letter-spacing: -1.5px; }
  .lede { max-width: none; }
  .split-grid,
  .split-reverse .split-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .split-copy { order: -1; }
}

@media (max-width: 940px) {
  .trio-grid { grid-template-columns: 1fr; gap: 12px; }
  .trio-card { border-radius: 14px; }
  .trio-head {
    display: grid;
    grid-template-columns: auto 1fr;
    column-gap: 16px;
    align-items: start;
    padding: 20px;
  }
  .trio-icon { grid-row: 1 / 3; margin: 0; }
  .trio-head h3 { font-size: 17px; margin-bottom: 6px; }
  .trio-head p { font-size: 13.5px; line-height: 1.55; }
  .trio-shot { display: none; }
  .gear-grid { grid-template-columns: 1fr 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .only-wide { display: none; }
  .only-narrow { display: block; }
  .nav-row { height: auto; padding-block: 14px; }
  .brand { gap: 10px; }
  .brand-logo { width: 28px; }
  .brand-name { font-size: 14px; }
  .btn-nav { height: 36px; padding: 0 12px; font-size: 12px; }
  .hero h1 { margin-bottom: 14px; }
  .hero .kicker-accent { margin-bottom: 14px; font-size: 10px; }
  .lede { margin-bottom: 24px; font-size: 15px; line-height: 1.6; }
  .cta-row { flex-direction: column; margin-bottom: 14px; }
  .cta-row .btn { width: 100%; }
  .cta-row .btn-ghost { height: 48px; font-size: 14px; }
  .fine-center { margin-bottom: 28px; }
  .tv-frame { border-radius: 12px; padding: 8px; }
  .tv-frame img { border-radius: 5px; }
  .live-badge { top: -11px; right: 16px; padding: 6px 10px; border-radius: 7px; font-size: 9px; gap: 6px; }
  .live-dot { width: 6px; height: 6px; }
  .gear { padding-block: 52px; }
  .gear-grid { grid-template-columns: 1fr; }
  .gear-card-wide { grid-column: auto; }
  .cross-note { flex-direction: column; align-items: flex-start; gap: 10px; padding: 16px 18px; }
  .footer-row { flex-direction: column; text-align: center; padding-block: 32px 14px; }
  .footer-legal { text-align: center; margin-inline: auto; padding-bottom: 32px; }
}