/*
 * XSI product-page shared stylesheet — AIMS Advisor instance.
 * Brand tokens mirrored from the marketing site's blog template.
 */
@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=Instrument+Serif:ital@0;1&family=DM+Sans:ital,wght@0,300;0,400;0,500;1,300&display=swap');

:root {
  --ruby: #c0162a;
  --ruby-bright: #e8203a;
  --ruby-deep: #8a0f1e;
  --ruby-faint: rgba(192, 22, 42, 0.08);
  --ruby-border: rgba(192, 22, 42, 0.25);
  --obsidian: #0a0a0a;
  --obsidian-2: #111114;
  --obsidian-3: #18181c;
  --obsidian-4: #222228;
  --metal-light: #f0f4f7;
  --metal-mid: #9aa8b4;
  --metal-dark: #6e7a84;
  --metal-border: rgba(154, 168, 180, 0.2);
  --white: #ffffff;
  --text-primary: #e8eaed;
  --text-secondary: #9aa8b4;
  --text-muted: #5a6470;
  --status-green: #2ecc71;
  --status-yellow: #f1c40f;
  --status-red: #e74c3c;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'DM Sans', sans-serif; background: var(--obsidian); color: var(--text-primary); font-size: 17px; line-height: 1.7; -webkit-font-smoothing: antialiased; }

nav { position: sticky; top: 0; z-index: 100; background: rgba(10, 10, 10, 0.92); backdrop-filter: blur(12px); border-bottom: 1px solid var(--metal-border); padding: 0 clamp(1.5rem, 5vw, 5rem); height: 64px; display: flex; align-items: center; justify-content: space-between; }
.nav-logo { font-family: 'Syne', sans-serif; font-weight: 800; font-size: 1.1rem; letter-spacing: 0.03em; text-decoration: none; display: flex; align-items: center; gap: 0.5rem; }
.nav-logo-x { color: var(--ruby); }
.nav-logo-text { color: var(--metal-light); }
.nav-logo-tag { font-size: 0.65rem; font-weight: 500; color: var(--text-muted); background: var(--obsidian-3); border: 1px solid var(--metal-border); padding: 2px 8px; border-radius: 20px; letter-spacing: 0.1em; text-transform: uppercase; }
.nav-links { display: flex; align-items: center; gap: 2rem; list-style: none; }
.nav-links a { color: var(--text-secondary); text-decoration: none; font-size: 0.875rem; transition: color 0.2s; }
.nav-links a:hover { color: var(--metal-light); }

.breadcrumb { background: var(--obsidian-3); border-bottom: 1px solid var(--metal-border); padding: 0.75rem clamp(1.5rem, 5vw, 5rem); display: flex; align-items: center; gap: 0.5rem; font-size: 0.8rem; color: var(--text-muted); }
.breadcrumb a { color: var(--text-secondary); text-decoration: none; transition: color 0.2s; }
.breadcrumb a:hover { color: var(--metal-light); }
.breadcrumb-sep { color: var(--text-muted); }

.page-header { max-width: 820px; margin: 0 auto; padding: clamp(2.5rem, 7vw, 5rem) clamp(1.5rem, 5vw, 3rem) 2rem; }
.page-eyebrow { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.75rem; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ruby); margin-bottom: 1.25rem; }
.page-eyebrow::before { content: ''; display: block; width: 20px; height: 1px; background: var(--ruby); }
.page-headline { font-family: 'Instrument Serif', serif; font-size: clamp(1.75rem, 4.5vw, 2.75rem); line-height: 1.2; color: var(--white); margin-bottom: 1rem; letter-spacing: -0.01em; }
.page-meta { font-size: 0.875rem; color: var(--text-muted); display: flex; flex-wrap: wrap; gap: 1.25rem; padding: 1rem 0; border-top: 1px solid var(--metal-border); border-bottom: 1px solid var(--metal-border); margin-top: 1.5rem; }
.page-meta strong { color: var(--text-secondary); font-weight: 500; }

.page-body { max-width: 820px; margin: 0 auto; padding: 2rem clamp(1.5rem, 5vw, 3rem) 4rem; }
.page-body h2 { font-family: 'Syne', sans-serif; font-weight: 700; font-size: 1.4rem; color: var(--white); margin: 2.5rem 0 1rem; }
.page-body h3 { font-weight: 500; font-size: 1.05rem; color: var(--metal-light); margin: 1.75rem 0 0.5rem; }
.page-body p { color: var(--text-primary); margin-bottom: 1.1rem; }
.page-body a { color: var(--ruby-bright); text-decoration: none; border-bottom: 1px solid transparent; transition: border-color 0.2s; }
.page-body a:hover { border-bottom-color: var(--ruby-bright); }
.page-body strong { color: var(--white); font-weight: 500; }
.page-body em { color: var(--metal-light); }
.page-body ul, .page-body ol { color: var(--text-primary); margin: 0.5rem 0 1.25rem 1.5rem; }
.page-body li { margin-bottom: 0.4rem; }
.page-body code { font-family: ui-monospace, 'SF Mono', Menlo, monospace; font-size: 0.9em; background: var(--obsidian-3); border: 1px solid var(--metal-border); border-radius: 3px; padding: 1px 6px; color: var(--metal-light); }
.page-body table { width: 100%; border-collapse: collapse; margin: 1rem 0 1.5rem; font-size: 0.92em; }
.page-body th, .page-body td { text-align: left; padding: 0.65rem 0.85rem; border-bottom: 1px solid var(--metal-border); vertical-align: top; }
.page-body th { background: var(--obsidian-3); font-family: 'Syne', sans-serif; font-weight: 600; font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--metal-light); }
.page-body td { color: var(--text-secondary); }
.page-body td strong { color: var(--text-primary); }
.page-body hr { border: none; border-top: 1px solid var(--metal-border); margin: 2rem 0; }

.callout { background: var(--ruby-faint); border-left: 3px solid var(--ruby); padding: 1rem 1.25rem; margin: 1.5rem 0; border-radius: 0 4px 4px 0; }
.callout strong { color: var(--ruby-bright); }
.callout-info { background: rgba(154, 168, 180, 0.06); border-left: 3px solid var(--metal-mid); }
.callout-info strong { color: var(--metal-light); }

footer { border-top: 1px solid var(--metal-border); padding: 2.5rem clamp(1.5rem, 5vw, 5rem); background: var(--obsidian-2); margin-top: 3rem; }
.footer-grid { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 2rem; }
.footer-col h4 { font-family: 'Syne', sans-serif; font-weight: 600; font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--metal-light); margin-bottom: 0.75rem; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 0.4rem; }
.footer-col a { color: var(--text-secondary); text-decoration: none; font-size: 0.875rem; transition: color 0.2s; }
.footer-col a:hover { color: var(--metal-light); }
.footer-bottom { max-width: 1200px; margin: 2rem auto 0; padding-top: 1.5rem; border-top: 1px solid var(--metal-border); font-size: 0.8rem; color: var(--text-muted); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }

.status-banner { max-width: 820px; margin: 0 auto; padding: 2rem clamp(1.5rem, 5vw, 3rem); }
.status-card { background: var(--obsidian-2); border: 1px solid var(--metal-border); border-radius: 6px; padding: 1.75rem; margin-bottom: 1rem; }
.status-card[data-state="ok"] { border-color: var(--status-green); }
.status-card[data-state="degraded"] { border-color: var(--status-yellow); }
.status-card[data-state="down"] { border-color: var(--status-red); }
.status-dot { display: inline-block; width: 12px; height: 12px; border-radius: 50%; margin-right: 0.625rem; vertical-align: middle; background: var(--metal-mid); }
.status-card[data-state="ok"] .status-dot { background: var(--status-green); box-shadow: 0 0 12px rgba(46, 204, 113, 0.5); }
.status-card[data-state="degraded"] .status-dot { background: var(--status-yellow); }
.status-card[data-state="down"] .status-dot { background: var(--status-red); }
.status-label { font-family: 'Syne', sans-serif; font-weight: 600; font-size: 1.05rem; color: var(--white); display: flex; align-items: center; }
.status-detail { font-size: 0.875rem; color: var(--text-secondary); margin-top: 0.5rem; }
.status-meta { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 0.75rem; margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--metal-border); font-size: 0.8rem; }
.status-meta-item strong { display: block; color: var(--text-muted); font-weight: 500; font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 0.2rem; }
.status-meta-item span { color: var(--text-primary); font-family: ui-monospace, 'SF Mono', Menlo, monospace; }

@media (max-width: 720px) { .nav-links { gap: 1rem; } .footer-grid { grid-template-columns: 1fr; } }