/* ============================================================================
   UI KIT — MARKETING SITE ("THE CONSOLE")
   The dark research-terminal brand surface. Uses the .console foundation from
   colors_and_type.css.
   ============================================================================ */

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; background: var(--ink-900); color: var(--bone); }
body { font-family: var(--font-sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 28px; }
.eyebrow { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--signal); display: inline-flex; align-items: center; gap: 9px; }
.eyebrow::before { content: "›››"; letter-spacing: -0.12em; color: var(--signal); }
.eyebrow.plain::before { content: none; }

/* ---- Nav ------------------------------------------------------------------- */
.nav { position: sticky; top: 0; z-index: 50; backdrop-filter: blur(10px);
       background: color-mix(in srgb, var(--ink-900) 82%, transparent);
       border-bottom: 1px solid var(--line); }
.nav-in { max-width: 1120px; margin: 0 auto; padding: 13px 28px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 11px; }
.brand svg { width: 30px; height: 27px; }
.brand .bn { font-family: var(--font-display); font-weight: 600; font-size: 18px; letter-spacing: -0.02em; white-space: nowrap; }
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links a { font-size: 13.5px; color: var(--bone-soft); }
.nav-links a:hover { color: var(--bone); }
.btn { font-family: var(--font-sans); font-size: 13.5px; font-weight: 550; padding: 9px 16px; border-radius: var(--r); border: 1px solid transparent; cursor: pointer; display: inline-flex; align-items: center; gap: 8px; transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease); }
.btn-primary { background: var(--signal); color: var(--on-signal); }
.btn-primary:hover { background: var(--signal-bright); }
.btn-ghost { background: transparent; color: var(--bone); border-color: var(--line-strong); }
.btn-ghost:hover { background: rgba(255,255,255,.05); }
.btn-mono { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.04em; text-transform: uppercase; border: 1px solid var(--signal-line); color: var(--signal); }
.btn-mono:hover { background: var(--signal-tint); }

/* ---- Hero ------------------------------------------------------------------ */
.hero { position: relative; padding: 92px 0 64px; overflow: hidden; }
.hero-grid { position: absolute; inset: 0; background-image: linear-gradient(var(--line-faint) 1px, transparent 1px), linear-gradient(90deg, var(--line-faint) 1px, transparent 1px); background-size: 56px 56px; mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 0%, transparent 75%); pointer-events: none; }
.hero-in { position: relative; max-width: 920px; }
.hero h1 { font-family: var(--font-display); font-weight: 560; font-size: clamp(2.6rem, 1.4rem + 4vw, 4.3rem); line-height: 1.04; letter-spacing: -0.025em; margin: 22px 0 0; }
.hero h1 em { font-style: normal; box-shadow: inset 0 -0.12em 0 var(--signal-line); }
.hero .sub { font-family: var(--font-serif); font-size: 1.25rem; line-height: 1.55; color: var(--bone-soft); max-width: 60ch; margin: 24px 0 0; }
.hero-cta { display: flex; gap: 12px; margin-top: 32px; flex-wrap: wrap; align-items: center; }
.hero-cta .note { font-family: var(--font-mono); font-size: 11.5px; color: var(--bone-muted); }

/* ---- Console demo ---------------------------------------------------------- */
.console-card { margin-top: 56px; border: 1px solid var(--line-strong); border-radius: var(--r-lg); background: var(--ink-850); box-shadow: var(--shadow-lg); overflow: hidden; }
.console-bar { display: flex; align-items: center; gap: 8px; padding: 11px 15px; border-bottom: 1px solid var(--line); background: var(--ink-800); }
.console-bar .dot { width: 10px; height: 10px; border-radius: 999px; background: var(--ink-600); }
.console-bar .ttl { font-family: var(--font-mono); font-size: 11.5px; color: var(--bone-muted); margin-left: 8px; letter-spacing: 0.04em; }
.console-body { padding: 20px 22px; min-height: 280px; display: flex; flex-direction: column; gap: 14px; }
.console-input { display: flex; gap: 10px; align-items: center; }
.console-input .field { flex: 1; display: flex; align-items: center; gap: 9px; background: var(--ink-900); border: 1px solid var(--line-strong); border-radius: var(--r); padding: 11px 13px; }
.console-input .field input { flex: 1; background: none; border: none; outline: none; color: var(--bone); font-family: var(--font-mono); font-size: 13px; }
.console-input .field input::placeholder { color: var(--bone-faint); }
.console-input .field .pmt { color: var(--signal); font-family: var(--font-mono); font-weight: 700; }

.tool-chip { display: inline-flex; align-items: center; gap: 8px; align-self: flex-start; white-space: nowrap; font-family: var(--font-mono); font-size: 11.5px; color: var(--bone-soft); background: rgba(255,255,255,.04); border: 1px solid var(--line); border-radius: 6px; padding: 6px 11px; }
.tool-chip .dot { width: 6px; height: 6px; border-radius: 999px; background: var(--signal); }
.tool-chip b { color: var(--bone); font-weight: 600; }

/* pipeline ticker */
.pipe { display: flex; flex-direction: column; }
.pipe .st { display: grid; grid-template-columns: 18px 1fr auto; align-items: center; gap: 12px; padding: 7px 0; }
.pipe .node { width: 9px; height: 9px; border-radius: 999px; border: 1.5px solid var(--bone-faint); justify-self: center; }
.pipe .st.done .node { background: var(--bone-muted); border-color: var(--bone-muted); }
.pipe .st.active .node { background: var(--signal); border-color: var(--signal); box-shadow: 0 0 0 4px var(--signal-tint); }
.pipe .lab { font-family: var(--font-mono); font-size: 13px; color: var(--bone-faint); }
.pipe .st.done .lab { color: var(--bone-soft); }
.pipe .st.active .lab { color: var(--bone); }
.pipe .ct { font-family: var(--font-mono); font-size: 11px; color: var(--signal); }

/* rendered verdict (chat style) */
.md { font-family: var(--font-sans); font-size: 13.5px; line-height: 1.62; color: #D8D4CC; }
.md p { margin: 0 0 7px; }
.md .h { font-weight: 700; color: var(--bone); }
.md .sub { color: var(--bone-muted); }
.md code { font-family: var(--font-mono); font-size: 12px; background: rgba(255,255,255,.06); color: #d6c2a0; padding: 1px 6px; border-radius: 4px; }

/* ---- Generic section ------------------------------------------------------- */
.section { padding: 76px 0; border-top: 1px solid var(--line); }
.section h2 { font-family: var(--font-display); font-weight: 560; font-size: clamp(1.9rem, 1.3rem + 2vw, 2.75rem); letter-spacing: -0.02em; line-height: 1.1; margin: 14px 0 0; max-width: 22ch; }
.section .lede { font-family: var(--font-serif); font-size: 1.1rem; color: var(--bone-soft); max-width: 58ch; margin: 18px 0 0; line-height: 1.55; }
.section-head { margin-bottom: 44px; }

/* memory tiers */
.tier-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.tier { border: 1px solid var(--line); border-radius: var(--r-lg); padding: 22px; background: var(--ink-800); position: relative; }
.tier .tn { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--signal); }
.tier h3 { font-family: var(--font-display); font-size: 1.3rem; font-weight: 560; margin: 12px 0 8px; }
.tier p { font-size: 13.5px; color: var(--bone-soft); line-height: 1.55; margin: 0; }
.tier .idx { position: absolute; top: 18px; right: 20px; font-family: var(--font-mono); font-size: 12px; color: var(--bone-faint); }

/* severity showcase */
.sev-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; align-items: center; }
.sev-list { display: flex; flex-direction: column; gap: 2px; }
.sev-row { display: grid; grid-template-columns: 30px 1fr auto; align-items: center; gap: 14px; padding: 12px 0; border-bottom: 1px solid var(--line-faint); }
.sev-row .g { font-size: 17px; text-align: center; }
.sev-row .nm { font-family: var(--font-sans); font-size: 14.5px; color: var(--bone); }
.sev-row .nm small { display: block; color: var(--bone-muted); font-size: 12px; margin-top: 1px; }
.sev-row .tg { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--bone-faint); }

/* a sample concern card (paper-tinted on dark) */
.concern-card { border: 1px solid var(--line); border-left: 4px solid var(--sev-material-on-dark); border-radius: 4px 8px 8px 4px; background: var(--sev-material-fill); padding: 16px 18px; }
.concern-card .ch { display: flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--sev-material-on-dark); font-weight: 700; margin-bottom: 9px; }
.concern-card .ch .num { background: var(--sev-material-on-dark); color: var(--ink-900); padding: 2px 6px; border-radius: 3px; }
.concern-card .ct { font-family: var(--font-display); font-size: 1.05rem; font-weight: 560; color: var(--bone); margin: 0 0 8px; }
.concern-card .cb { font-size: 13px; color: var(--bone-soft); line-height: 1.5; margin: 0 0 11px; }
.concern-card .disp { font-family: var(--font-mono); font-size: 11px; color: var(--sev-material-on-dark); border-top: 1px solid var(--line); padding-top: 9px; }
.concern-card .disp em { color: var(--bone-muted); font-style: italic; }

/* pricing */
.price-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.price { border: 1px solid var(--line); border-radius: var(--r-lg); padding: 26px; background: var(--ink-800); display: flex; flex-direction: column; }
.price.feature { border-color: var(--signal-line); background: linear-gradient(180deg, var(--signal-tint), transparent 60%), var(--ink-800); }
.price .pn { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--bone-muted); }
.price.feature .pn { color: var(--signal); }
.price .amt { font-family: var(--font-display); font-size: 2.4rem; font-weight: 560; margin: 12px 0 2px; letter-spacing: -0.02em; }
.price .amt small { font-family: var(--font-mono); font-size: 0.85rem; color: var(--bone-muted); font-weight: 400; letter-spacing: 0; }
.price .desc { font-size: 13.5px; color: var(--bone-soft); line-height: 1.5; margin: 8px 0 18px; }
.price ul { list-style: none; padding: 0; margin: 0 0 22px; display: flex; flex-direction: column; gap: 9px; }
.price li { font-size: 13px; color: var(--bone-soft); display: flex; gap: 9px; align-items: flex-start; }
.price li::before { content: "✓"; color: var(--signal); font-family: var(--font-mono); }
.price .btn { justify-content: center; margin-top: auto; }

/* footer */
.footer { border-top: 1px solid var(--line); padding: 44px 0 60px; }
.footer-in { display: flex; justify-content: space-between; align-items: flex-start; gap: 24px; flex-wrap: wrap; }
.footer .tagline { font-family: var(--font-display); font-size: 1.05rem; color: var(--bone-soft); margin: 14px 0 0; max-width: 30ch; }
.footer .cols { display: flex; gap: 56px; }
.footer .col { display: flex; flex-direction: column; gap: 10px; }
.footer .col .ct { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--bone-faint); margin-bottom: 2px; }
.footer .col a { font-size: 13px; color: var(--bone-soft); }
.footer .col a:hover { color: var(--bone); }
.footer .legal { margin-top: 40px; font-family: var(--font-mono); font-size: 11px; color: var(--bone-faint); }

@media (max-width: 860px) {
  .nav-links { display: none; }
  .tier-grid, .sev-grid, .price-grid { grid-template-columns: 1fr; }
}