/* lavis.app landing page. Colours follow the Lavis Studio "Console" theme
   (src/shared/ui/theme.css): ink-on-lime in light mode, lime-on-ink in dark. */
:root {
  color-scheme: light;
  --font: "Geist", system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --ink: #101112; --ink-2: #45484D; --ink-3: #868A90;
  --bg: #FFFFFF; --soft: #F2F3F4; --soft-2: #E9EBED; --line: #E4E6E8; --card: #FFFFFF;
  --accent: #101112; --on-accent: #D7FF3A; --signal: #D7FF3A; --signal-soft: #EDFFB0; --signal-ink: #3F5000;
  --media: #0B0C0D;
  --shadow: 0 10px 30px rgba(10, 12, 14, .10), 0 1px 2px rgba(10, 12, 14, .06);
}
@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --ink: #F2F3F4; --ink-2: #B4B8BE; --ink-3: #7D8288;
    --bg: #0B0C0D; --soft: #151618; --soft-2: #1D1F22; --line: #26282B; --card: #151618;
    --accent: #D7FF3A; --on-accent: #101112; --signal-soft: #26300A; --signal-ink: #D7FF3A;
    --shadow: 0 10px 30px rgba(0, 0, 0, .45);
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 var(--font); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.wrap.narrow { max-width: 760px; }
.muted { color: var(--ink-3); }

/* nav */
.nav { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 85%, transparent); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.nav-in { display: flex; align-items: center; gap: 24px; height: 60px; }
.logo { display: inline-flex; align-items: center; gap: 9px; font-weight: 650; letter-spacing: -.01em; text-decoration: none; }
.logo i { width: 12px; height: 12px; border-radius: 3px; background: var(--signal); outline: 2px solid var(--ink); }
.links { display: flex; gap: 22px; margin-left: auto; font-size: 14px; color: var(--ink-2); }
.links a { text-decoration: none; }
.links a:hover { color: var(--ink); }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 20px; border-radius: 10px; border: 1px solid transparent;
  background: var(--accent); color: var(--on-accent); font: 600 15px var(--font); text-decoration: none; cursor: pointer; transition: transform .12s ease, opacity .12s ease; }
.btn:hover { transform: translateY(-1px); }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn.small { padding: 8px 14px; font-size: 14px; }
:focus-visible { outline: 2px solid var(--signal); outline-offset: 2px; }

/* hero */
.hero { padding: 72px 0 88px; background: radial-gradient(900px 420px at 85% 20%, var(--signal-soft), transparent 70%); }
.hero-in { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.eyebrow { margin: 0 0 14px; font: 500 13px var(--mono); color: var(--ink-3); letter-spacing: .02em; }
h1 { margin: 0 0 18px; font-size: clamp(36px, 5vw, 56px); line-height: 1.12; letter-spacing: -.025em; font-weight: 700; }
.lead { margin: 0 0 28px; font-size: 18px; color: var(--ink-2); max-width: 34em; }
.connector { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; padding: 12px 12px 12px 16px; border: 1px solid var(--line); border-radius: 12px; background: var(--card); max-width: 520px; }
.connector-label { font-size: 13px; color: var(--ink-3); }
.connector code { font: 500 15px var(--mono); flex: 1; min-width: 0; word-break: break-all; }
.copy { border: 1px solid var(--line); background: var(--soft); color: var(--ink); border-radius: 8px; padding: 7px 12px; font: 600 13px var(--font); cursor: pointer; }
.cta { display: flex; gap: 12px; margin-top: 22px; flex-wrap: wrap; }

/* demo conversation */
.demo { display: flex; flex-direction: column; gap: 12px; padding: 22px; border-radius: 18px; border: 1px solid var(--line); background: var(--soft); box-shadow: var(--shadow); }
.bubble { padding: 11px 15px; border-radius: 14px; font-size: 14.5px; max-width: 88%; }
.bubble.user { align-self: flex-end; background: var(--accent); color: var(--on-accent); border-bottom-right-radius: 4px; }
.bubble.bot { background: var(--card); border: 1px solid var(--line); border-bottom-left-radius: 4px; color: var(--ink-2); }
.card.tool { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 12px; }
.tool-head { display: flex; align-items: center; gap: 8px; font: 500 12px var(--mono); color: var(--ink-3); margin-bottom: 10px; }
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--signal); box-shadow: 0 0 0 3px var(--signal-soft); }
.poster { position: relative; height: 150px; border-radius: 9px; overflow: hidden; background: linear-gradient(180deg, #F3B24A 0%, #E46A2E 55%, #7A2E1C 100%); }
.sun { position: absolute; width: 70px; height: 70px; border-radius: 50%; background: #FFE7A0; right: 44px; top: 26px; box-shadow: 0 0 40px #FFD36B; }
.hill { position: absolute; border-radius: 50%; }
.hill.h1 { width: 320px; height: 140px; background: #5A2416; left: -60px; bottom: -70px; }
.hill.h2 { width: 300px; height: 130px; background: #3B170E; right: -80px; bottom: -80px; }
.poster-text { position: absolute; left: 16px; bottom: 14px; color: #FFF6E0; font: 700 24px/1.02 var(--font); letter-spacing: .04em; }
.player { display: flex; align-items: center; gap: 12px; }
.play { flex: none; width: 34px; height: 34px; border-radius: 50%; background: var(--accent); position: relative; }
.play::after { content: ""; position: absolute; left: 13px; top: 10px; border-left: 11px solid var(--on-accent); border-top: 7px solid transparent; border-bottom: 7px solid transparent; }
.wave { flex: 1; display: flex; align-items: center; gap: 3px; height: 34px; }
.wave b { flex: 1; height: var(--h); border-radius: 2px; background: var(--ink); opacity: .85; }
.wave b:nth-child(n+9) { opacity: .25; }
.time { font: 500 12px var(--mono); color: var(--ink-3); }

/* sections */
.section { padding: 88px 0; }
.section.alt { background: var(--soft); }
h2 { margin: 0 0 10px; font-size: clamp(28px, 3.4vw, 38px); letter-spacing: -.02em; line-height: 1.2; }
.sub { margin: 0 0 40px; color: var(--ink-2); max-width: 40em; }
h3 { margin: 0 0 8px; font-size: 19px; letter-spacing: -.01em; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 26px; }
.feature p { color: var(--ink-2); margin: 0 0 14px; font-size: 15px; }
.feature ul { margin: 0; padding: 0; list-style: none; font-size: 14.5px; color: var(--ink-2); }
.feature li { padding: 6px 0 6px 22px; position: relative; }
.feature li::before { content: ""; position: absolute; left: 2px; top: 13px; width: 9px; height: 9px; border-radius: 2px; background: var(--signal); outline: 1.5px solid var(--ink); }
.icon { height: 46px; width: 46px; border-radius: 12px; background: var(--accent); margin-bottom: 18px; display: flex; align-items: center; justify-content: center; gap: 3px; }
.icon.voice b { width: 3px; border-radius: 2px; background: var(--on-accent); }
.icon.voice b:nth-child(1) { height: 10px; } .icon.voice b:nth-child(2) { height: 20px; } .icon.voice b:nth-child(3) { height: 26px; } .icon.voice b:nth-child(4) { height: 16px; } .icon.voice b:nth-child(5) { height: 8px; }
.icon.image { display: grid; grid-template-columns: repeat(2, 11px); gap: 3px; align-content: center; justify-content: center; }
.icon.image b { width: 11px; height: 11px; border-radius: 3px; background: var(--on-accent); }
.icon.image b:nth-child(2), .icon.image b:nth-child(3) { opacity: .45; }
.icon.video b { width: 0; height: 0; border-left: 15px solid var(--on-accent); border-top: 10px solid transparent; border-bottom: 10px solid transparent; margin-left: 4px; }

.steps { list-style: none; margin: 32px 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.steps li { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 26px; }
.steps p { margin: 0 0 12px; color: var(--ink-2); font-size: 15px; }
.num { display: inline-flex; width: 30px; height: 30px; border-radius: 9px; align-items: center; justify-content: center; background: var(--signal); color: #101112; font: 700 15px var(--mono); margin-bottom: 14px; }
code.inline { font: 500 13px var(--mono); background: var(--soft); padding: 5px 9px; border-radius: 7px; word-break: break-all; }


details { border-bottom: 1px solid var(--line); padding: 18px 0; }
details:first-of-type { margin-top: 24px; border-top: 1px solid var(--line); }
summary { cursor: pointer; font-weight: 600; font-size: 16.5px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; font: 500 20px var(--mono); color: var(--ink-3); }
details[open] summary::after { content: "–"; }
details p { margin: 10px 0 0; color: var(--ink-2); }

.footer { border-top: 1px solid var(--line); padding: 28px 0; font-size: 14px; }
.footer-in { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.footer nav { display: flex; gap: 18px; margin-left: auto; color: var(--ink-2); }
.footer nav a { text-decoration: none; }

@media (max-width: 900px) {
  .hero-in { grid-template-columns: 1fr; gap: 40px; }
  .grid3, .steps { grid-template-columns: 1fr; }
  .links { display: none; }
  .nav-in .btn { margin-left: auto; }
}
@media (max-width: 640px) {
  .wrap { padding: 0 16px; }
  .hero { padding: 48px 0 64px; }
  .section { padding: 64px 0; }
  .footer nav { margin-left: 0; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .btn { transition: none; } }

/* integrations */
.connector.wide { max-width: 640px; margin-bottom: 24px; }
.clients { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 8px; }
.client { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px; display: flex; flex-direction: column; gap: 6px; }
.client-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.client h3 { margin: 0; font-size: 16px; }
.client .kind { margin: 0; font-size: 12.5px; color: var(--ink-3); }
.client p { margin: 4px 0 0; font-size: 14px; color: var(--ink-2); }
.client code.inline { margin-top: 6px; display: block; font-size: 12px; }
.client .more { margin-top: auto; padding-top: 8px; font-size: 14px; font-weight: 600; text-decoration: none; }
.badge { flex: none; font: 600 11.5px var(--font); padding: 3px 8px; border-radius: 999px; }
.badge.ok { background: var(--signal); color: #101112; }
.badge.test { background: var(--soft-2); color: var(--ink-2); }
.badge.soon { background: transparent; color: var(--ink-3); border: 1px dashed var(--line); }

/* pay-as-you-go prices */
.prices { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.price-card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 22px; }
.price-card .price { margin: 6px 0 8px; font-size: 15px; color: var(--ink-2); }
.price-card .price b { font-size: 34px; color: var(--ink); letter-spacing: -.02em; margin-right: 4px; font-variant-numeric: tabular-nums; }
.price-card .price span { margin-left: 4px; }
.price-card p.muted { margin: 0; font-size: 13.5px; }

@media (max-width: 900px) {
  .clients, .prices { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .clients, .prices { grid-template-columns: 1fr; }
}