/* Agent Value Lab — public landing + preview pages.
   Dark theme matching exchange.jclaude.work for visual continuity
   when an authenticated user crosses from the public site to the
   live dashboard. Single stylesheet shared by index.html and
   preview/index.html (mounted at /preview behind Cloudflare Access). */

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: #0a0e17;
    color: #e0e6ed;
    line-height: 1.55;
    min-height: 100vh;
}

a { color: #f59e0b; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 30px; }

/* ============================================================
   Header — sticky on scroll, soft backdrop blur
============================================================ */
.site-header {
    border-bottom: 1px solid #1e2940;
    padding: 18px 0;
    position: sticky; top: 0;
    background: rgba(10, 14, 23, 0.92);
    backdrop-filter: blur(8px);
    z-index: 10;
}
.header-flex { display: flex; justify-content: space-between; align-items: center; }
.wordmark {
    font-weight: 700; letter-spacing: 2px; font-size: 13px; color: #f59e0b;
}
.cta-link {
    color: #e0e6ed; text-decoration: none; font-size: 12px;
    letter-spacing: 1px; text-transform: uppercase;
    padding: 8px 18px; border: 1px solid #4a5568; border-radius: 4px;
    transition: border-color 0.2s, color 0.2s;
}
.cta-link:hover { border-color: #f59e0b; color: #f59e0b; }

/* ============================================================
   Hero
============================================================ */
.hero { padding: 80px 0 0; }
.hero h1 {
    font-size: 52px; font-weight: 700; line-height: 1.15;
    letter-spacing: -0.5px; margin-bottom: 24px;
}
.hero-preview h1 { font-size: 38px; }
.subhead { font-size: 17px; color: #8892a8; max-width: 760px; margin-bottom: 0; }

.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 14px; margin-top: 40px;
}
.stat-tile {
    background: #111827; border: 1px solid #1e2940;
    border-radius: 8px; padding: 22px 24px;
}
.stat-value {
    font-size: 28px; font-weight: 700; color: #f59e0b;
    font-family: 'Courier New', monospace; letter-spacing: -0.5px;
}
.stat-label {
    font-size: 11px; text-transform: uppercase; letter-spacing: 1px;
    color: #6b7894; margin-top: 6px;
}

/* ============================================================
   Section heads — small uppercase eyebrow text, mirrors dashboard
============================================================ */
.section-head {
    font-size: 12px; text-transform: uppercase; letter-spacing: 1.5px;
    color: #6b7894; margin: 60px 0 24px; font-weight: 600;
}
section { padding: 20px 0; }

/* ============================================================
   Dashboard mockup — visible-but-blurred preview on landing,
   redacted (■ chars, no blur) on the authenticated preview page.
   The CSS recreates the dashboard's provider-card structure so
   the visual stays consistent without needing an image asset.
============================================================ */
.dashboard-mock {
    background: #111827; border: 1px solid #1e2940;
    border-radius: 10px; padding: 26px;
    filter: blur(8px); pointer-events: none; user-select: none;
}
.dashboard-mock-redacted {
    filter: none; pointer-events: auto; user-select: auto;
    max-width: 280px;
}
.mock-section-head {
    font-size: 11px; text-transform: uppercase; letter-spacing: 1px;
    color: #6b7894; margin-bottom: 18px;
}
.mock-provider-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 14px;
}
.mock-card {
    background: #131b2e; border: 1px solid #1e2940;
    border-radius: 8px; padding: 18px;
}
.mock-name {
    font-size: 13px; font-weight: 700; letter-spacing: 1.5px;
    margin-bottom: 12px; color: #e0e6ed;
}
.mock-label {
    font-size: 9px; text-transform: uppercase; letter-spacing: 1px;
    color: #4a5568;
}
.mock-hero {
    font-size: 32px; font-weight: 700; color: #e0e6ed;
    font-family: 'Courier New', monospace; margin-bottom: 8px;
}
.mock-badges { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 6px; }
.mock-badge {
    font-size: 10px; padding: 2px 8px;
    background: rgba(245, 158, 11, 0.12); color: #f59e0b;
    border-radius: 3px; font-family: 'Courier New', monospace;
}
.mock-meta {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px;
    margin-top: 14px; padding-top: 12px;
    border-top: 1px solid #1e2940;
    text-align: center; font-size: 11px; color: #8892a8;
    font-family: 'Courier New', monospace;
}

.caption {
    color: #6b7894; font-size: 13px; margin-top: 16px; font-style: italic;
}

/* ============================================================
   Methodology grid — two-column rows with thin separators
============================================================ */
.method-grid {
    display: grid; gap: 1px;
    background: #1e2940; border: 1px solid #1e2940;
    border-radius: 8px; overflow: hidden;
}
.method-row {
    display: grid; grid-template-columns: 280px 1fr;
    gap: 24px; padding: 22px 26px; background: #111827;
}
.method-name { color: #f59e0b; font-weight: 600; font-size: 14px; }
.method-desc { color: #8892a8; font-size: 14px; }

@media (max-width: 700px) {
    .method-row { grid-template-columns: 1fr; gap: 8px; }
}

/* ============================================================
   IP / patent section
============================================================ */
.ip-section p { color: #8892a8; margin-bottom: 12px; }
.patent-list { list-style: none; margin: 16px 0; }
.patent-list li {
    color: #e0e6ed; background: #111827;
    border-left: 2px solid #f59e0b;
    padding: 12px 16px; margin-bottom: 8px;
}
.meta { color: #6b7894; font-size: 13px; margin-top: 20px; }

/* ============================================================
   Track-record / next-steps lists (preview page)
============================================================ */
.track-list { list-style: none; }
.track-list li {
    color: #e0e6ed; background: #111827;
    border-left: 2px solid #4a5568;
    padding: 12px 16px; margin-bottom: 8px;
}

/* ============================================================
   Request-access CTA section
============================================================ */
.request-section {
    padding: 60px 0 80px; background: #111827;
    margin-top: 60px; border-top: 1px solid #1e2940;
}
.request-section p { color: #8892a8; margin-bottom: 24px; max-width: 720px; }
.request-button {
    display: inline-block; background: #f59e0b; color: #0a0e17;
    text-decoration: none; padding: 14px 28px; border-radius: 5px;
    font-weight: 700; font-size: 13px; letter-spacing: 1px;
    text-transform: uppercase; transition: background 0.2s;
}
.request-button:hover { background: #fbbf24; }

/* ============================================================
   Footer
============================================================ */
.site-footer {
    border-top: 1px solid #1e2940; padding: 30px 0; margin-top: 60px;
    color: #6b7894; font-size: 13px;
}
.site-footer a { color: #8892a8; }

/* ============================================================
   Mobile
============================================================ */
@media (max-width: 700px) {
    .hero h1 { font-size: 36px; }
    .hero-preview h1 { font-size: 28px; }
    .container { padding: 0 20px; }
}