/* KineticLLama — landing site
   Cosmic dark theme, orange→red accents. Tokens per context/ui-context.md */

:root {
  --bg-base: #0a0705;
  --bg-surface: #150e09;
  --bg-elevated: #1f1610;
  --text-primary: #fbeee3;
  --text-muted: #b39a86;
  --text-faint: #7d6a5a;
  --accent-orange: #ff6a1a;
  --accent-red: #ff2d2d;
  --accent-amber: #ffb347;
  --border-default: rgba(255, 120, 40, 0.14);
  --border-strong: rgba(255, 120, 40, 0.28);
  --state-error: #ff5247;
  --state-success: #3fd68c;

  --grad: linear-gradient(120deg, #ff2d2d, #ff6a1a, #ffb347);
  --grad-soft: linear-gradient(120deg, rgba(255, 45, 45, 0.16), rgba(255, 106, 26, 0.16));

  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-sans: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", monospace;

  --r-sm: 8px;
  --r-md: 16px;
  --r-lg: 22px;
  --maxw: 1180px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body {
  font-family: var(--font-sans);
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Cosmic background: layered radial glows + starfield + grain */
.cosmos {
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(circle at 15% 8%, rgba(255, 45, 45, 0.18), transparent 42%),
    radial-gradient(circle at 85% 12%, rgba(255, 106, 26, 0.16), transparent 46%),
    radial-gradient(circle at 50% 100%, rgba(255, 140, 40, 0.12), transparent 55%),
    var(--bg-base);
}
.cosmos::after { /* starfield */
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 20% 30%, rgba(255, 235, 220, 0.7), transparent),
    radial-gradient(1px 1px at 60% 70%, rgba(255, 235, 220, 0.5), transparent),
    radial-gradient(1px 1px at 80% 20%, rgba(255, 200, 160, 0.6), transparent),
    radial-gradient(1px 1px at 35% 85%, rgba(255, 235, 220, 0.5), transparent),
    radial-gradient(1.5px 1.5px at 90% 60%, rgba(255, 220, 190, 0.5), transparent),
    radial-gradient(1px 1px at 10% 60%, rgba(255, 235, 220, 0.4), transparent);
  background-size: 100% 100%;
  opacity: 0.5;
}

/* Layout */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
section { padding: 96px 0; position: relative; }
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-orange);
  margin-bottom: 14px;
}
.section-head { max-width: 720px; margin: 0 auto 56px; text-align: center; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 600; line-height: 1.1; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.9rem, 4vw, 2.9rem); }
h3 { font-size: 1.2rem; }
.section-head p { color: var(--text-muted); font-size: 1.08rem; margin-top: 16px; }
.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Nav */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  backdrop-filter: blur(14px);
  background: rgba(10, 7, 5, 0.72);
  border-bottom: 1px solid var(--border-default);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 600; font-size: 1.15rem; color: var(--text-primary); text-decoration: none; }
.brand img { width: 38px; height: 38px; }
.brand .ll { color: var(--accent-orange); }
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a { color: var(--text-muted); text-decoration: none; font-size: 0.94rem; transition: color 0.18s; }
.nav-links a:hover { color: var(--text-primary); }
.nav-cta { display: flex; align-items: center; gap: 14px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-sans); font-weight: 600; font-size: 0.95rem; padding: 12px 22px; border-radius: 999px; border: 1px solid transparent; cursor: pointer; text-decoration: none; transition: transform 0.16s, box-shadow 0.16s, background 0.16s; }
.btn-primary { background: var(--grad); color: #1a0d05; box-shadow: 0 8px 30px rgba(255, 90, 30, 0.35); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(255, 90, 30, 0.5); }
.btn-ghost { background: transparent; color: var(--text-primary); border-color: var(--border-strong); }
.btn-ghost:hover { background: var(--grad-soft); border-color: var(--accent-orange); }
.btn-sm { padding: 9px 16px; font-size: 0.88rem; }

/* Hero */
.hero { padding-top: 150px; text-align: center; }
.hero h1 { font-size: clamp(2.6rem, 6vw, 4.5rem); max-width: 900px; margin: 0 auto; }
.hero .sub { color: var(--text-muted); font-size: 1.2rem; max-width: 640px; margin: 24px auto 36px; }
.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.badge { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 999px; border: 1px solid var(--border-strong); background: var(--grad-soft); font-family: var(--font-mono); font-size: 0.8rem; color: var(--accent-amber); margin-bottom: 28px; }
.badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--state-success); box-shadow: 0 0 10px var(--state-success); }

/* Terminal / code mock */
.mock { max-width: 900px; margin: 60px auto 0; border-radius: var(--r-lg); border: 1px solid var(--border-strong); background: linear-gradient(180deg, rgba(31, 22, 16, 0.9), rgba(21, 14, 9, 0.9)); box-shadow: 0 40px 90px rgba(0, 0, 0, 0.55); overflow: hidden; text-align: left; }
.mock-bar { display: flex; align-items: center; gap: 8px; padding: 12px 16px; border-bottom: 1px solid var(--border-default); }
.mock-bar .d { width: 11px; height: 11px; border-radius: 50%; background: #3a2a1e; }
.mock-bar .d:nth-child(1) { background: #ff5f57; }
.mock-bar .d:nth-child(2) { background: #febc2e; }
.mock-bar .d:nth-child(3) { background: #28c840; }
.mock-bar .title { margin-left: 10px; font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-faint); }
.mock-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }
.mock-col { padding: 20px; font-family: var(--font-mono); font-size: 0.82rem; line-height: 1.7; }
.mock-col + .mock-col { border-left: 1px solid var(--border-default); }
.mock-col .lbl { display: block; font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 12px; color: var(--text-faint); }
.mock-col.bad .lbl { color: var(--state-error); }
.mock-col.good .lbl { color: var(--state-success); }
.code { white-space: pre-wrap; color: var(--text-muted); margin: 0; }
.tok-key { color: var(--accent-amber); }
.tok-str { color: #ffd9a8; }
.tok-err { color: var(--state-error); text-decoration: wavy underline; }
.tok-ok { color: var(--state-success); }
.tok-com { color: var(--text-faint); }

/* Stat band */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; border-top: 1px solid var(--border-default); border-bottom: 1px solid var(--border-default); padding: 44px 0; }
.stat { text-align: center; }
.stat .n { font-family: var(--font-display); font-size: 2.4rem; font-weight: 600; }
.stat .l { color: var(--text-muted); font-size: 0.9rem; margin-top: 4px; }

/* Cards / features */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card { background: var(--bg-surface); border: 1px solid var(--border-default); border-radius: var(--r-md); padding: 28px; transition: transform 0.2s, border-color 0.2s; }
.card:hover { transform: translateY(-4px); border-color: var(--border-strong); }
.card .ico { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: var(--grad-soft); border: 1px solid var(--border-strong); margin-bottom: 18px; }
.card .ico svg { width: 22px; height: 22px; stroke: var(--accent-orange); fill: none; stroke-width: 1.6; }
.card h3 { margin-bottom: 8px; }
.card p { color: var(--text-muted); font-size: 0.95rem; }

/* Problem list */
.problem-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.problem { border-left: 2px solid var(--accent-red); padding: 6px 0 6px 20px; }
.problem h3 { font-size: 1.05rem; margin-bottom: 6px; }
.problem p { color: var(--text-muted); font-size: 0.94rem; }

/* How it works */
.paths { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 20px; }
.path { background: var(--bg-surface); border: 1px solid var(--border-default); border-radius: var(--r-md); padding: 30px; }
.path .tag { font-family: var(--font-mono); font-size: 0.76rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent-orange); }
.path h3 { margin: 10px 0; font-size: 1.35rem; }
.path ul { list-style: none; margin-top: 16px; }
.path li { color: var(--text-muted); font-size: 0.94rem; padding: 7px 0 7px 24px; position: relative; }
.path li::before { content: ""; position: absolute; left: 0; top: 14px; width: 8px; height: 8px; border-radius: 50%; background: var(--grad); }

/* Benchmark table */
.bench { overflow-x: auto; border-radius: var(--r-md); border: 1px solid var(--border-default); }
table { width: 100%; border-collapse: collapse; font-size: 0.92rem; min-width: 640px; }
th, td { text-align: left; padding: 15px 18px; border-bottom: 1px solid var(--border-default); }
thead th { font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-faint); background: var(--bg-surface); }
tbody tr:hover { background: rgba(255, 106, 26, 0.04); }
td .mono { font-family: var(--font-mono); font-size: 0.85rem; }
.pill { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 0.78rem; font-weight: 600; }
.pill.ok { background: rgba(63, 214, 140, 0.14); color: var(--state-success); }
.pill.bad { background: rgba(255, 82, 71, 0.14); color: var(--state-error); }
.pill.win { background: var(--grad); color: #1a0d05; }
.bench-note { color: var(--text-faint); font-size: 0.85rem; margin-top: 14px; font-family: var(--font-mono); }

/* Pricing */
.pricing { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: start; }
.price { background: var(--bg-surface); border: 1px solid var(--border-default); border-radius: var(--r-lg); padding: 32px; position: relative; }
.price.feat { border: 1px solid transparent; background:
    linear-gradient(var(--bg-elevated), var(--bg-elevated)) padding-box,
    var(--grad) border-box; box-shadow: 0 24px 60px rgba(255, 80, 20, 0.18); }
.price .plan { font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent-orange); }
.price .amt { font-family: var(--font-display); font-size: 2.6rem; font-weight: 600; margin: 14px 0 2px; }
.price .amt small { font-size: 0.95rem; color: var(--text-muted); font-family: var(--font-sans); font-weight: 400; }
.price .desc { color: var(--text-muted); font-size: 0.92rem; min-height: 42px; }
.price ul { list-style: none; margin: 22px 0; }
.price li { padding: 8px 0 8px 26px; position: relative; color: var(--text-muted); font-size: 0.92rem; }
.price li::before { content: ""; position: absolute; left: 0; top: 13px; width: 12px; height: 7px; border-left: 2px solid var(--accent-orange); border-bottom: 2px solid var(--accent-orange); transform: rotate(-45deg); }
.price .btn { width: 100%; justify-content: center; }
.ribbon { position: absolute; top: -12px; right: 22px; background: var(--grad); color: #1a0d05; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; padding: 5px 12px; border-radius: 999px; }

/* FAQ */
.faq { max-width: 800px; margin: 0 auto; }
.qa { border-bottom: 1px solid var(--border-default); }
.qa summary { cursor: pointer; padding: 22px 0; font-family: var(--font-display); font-size: 1.1rem; list-style: none; display: flex; justify-content: space-between; align-items: center; }
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after { content: "+"; color: var(--accent-orange); font-size: 1.5rem; transition: transform 0.2s; }
.qa[open] summary::after { transform: rotate(45deg); }
.qa p { color: var(--text-muted); padding-bottom: 22px; font-size: 0.96rem; }

/* CTA */
.cta-box { text-align: center; border-radius: var(--r-lg); border: 1px solid var(--border-strong); background: var(--grad-soft); padding: 64px 32px; }
.cta-box h2 { max-width: 620px; margin: 0 auto 16px; }
.cta-box p { color: var(--text-muted); max-width: 520px; margin: 0 auto 30px; }

/* Footer */
footer { border-top: 1px solid var(--border-default); padding: 56px 0 40px; }
.foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 30px; margin-bottom: 40px; }
.foot-brand p { color: var(--text-muted); font-size: 0.92rem; margin-top: 14px; max-width: 280px; }
.foot-col h4 { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-faint); margin-bottom: 14px; }
.foot-col a { display: block; color: var(--text-muted); text-decoration: none; font-size: 0.92rem; padding: 5px 0; transition: color 0.16s; }
.foot-col a:hover { color: var(--accent-orange); }
.foot-bottom { display: flex; justify-content: space-between; align-items: center; border-top: 1px solid var(--border-default); padding-top: 24px; color: var(--text-faint); font-size: 0.85rem; }
.foot-bottom .mono { font-family: var(--font-mono); }

/* Reveal animation */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* Mobile */
.burger { display: none; background: none; border: none; cursor: pointer; padding: 6px; }
.burger svg { width: 26px; height: 26px; stroke: var(--text-primary); }
@media (max-width: 860px) {
  .nav-links { display: none; position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; gap: 0; background: rgba(10, 7, 5, 0.97); border-bottom: 1px solid var(--border-default); padding: 10px 0; }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 14px 24px; width: 100%; }
  .burger { display: block; }
  .nav-cta .btn-ghost { display: none; }
  .grid-3, .problem-grid, .paths, .pricing, .stats { grid-template-columns: 1fr; }
  .stats { gap: 34px; }
  .mock-grid { grid-template-columns: 1fr; }
  .mock-col + .mock-col { border-left: none; border-top: 1px solid var(--border-default); }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  section { padding: 68px 0; }
}