/* docs.css — shared Dev Docs chrome (DOCS-PLAN.md §2.1, Phase 0).
   Complements the site-wide Tailwind config; classes here are docs-specific:
   article typography, steps, callouts, code blocks, verified stamp, hub tabs. */

:root {
    --gold: #ffb347;
    --cyan: #00f3ff;
    --ink: #e8e2f0;
}

body {
    background: #050308;
    color: #ffffff;
    font-family: 'Inter', sans-serif;
}

html { font-size: 18px; }

/* ── nav (same island treatment as the rest of the site) ── */
.nav-island {
    background: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.10);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}

#navbar.nav-scrolled .nav-island {
    background: rgba(0, 0, 0, 0.65);
    border-color: rgba(255, 255, 255, 0.16);
}

.nav-slider {
    position: absolute;
    top: 3px; bottom: 3px; left: 0; width: 0;
    border-radius: 9999px;
    background: rgba(255, 255, 255, 0.10);
    opacity: 0; pointer-events: none;
    transition: left 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                width 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.25s ease;
}

.text-gradient-gold {
    background: linear-gradient(135deg, #ffb347 0%, #ff6b35 50%, #ffd700 100%);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}

.text-gradient-cyan {
    background: linear-gradient(135deg, #00f3ff 0%, #bc13fe 100%);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ── layout ── */
.docs-main {
    max-width: 56rem;
    margin: 0 auto;
    padding: 8.5rem 1.5rem 4rem;
}

.docs-hero { text-align: center; }
.docs-hero .docs-lede { margin-left: auto; margin-right: auto; }

.docs-header h1 {
    font-family: 'Cinzel', serif;
    font-size: 2.25rem;
    font-weight: 700;
    margin: 0.25rem 0 0.75rem;
}

.docs-kicker {
    font-family: 'Space Grotesk', monospace;
    font-size: 0.78rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--gold);
    margin: 0;
}

.docs-lede {
    color: #9ca3af;
    max-width: 44rem;
    line-height: 1.65;
}

.docs-lede a, .docs-article a { color: var(--cyan); }
.docs-lede a:hover, .docs-article a:hover { color: var(--gold); text-decoration: underline; }

/* ── verified stamp (DOCS-PLAN.md §2.3 / §7) ── */
.verified-stamp {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0.5rem 0 1rem;
    padding: 0.35rem 0.9rem;
    border-radius: 9999px;
    font-family: 'Space Grotesk', monospace;
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    color: #6ee7b7;
    background: rgba(52, 211, 153, 0.08);
    border: 1px solid rgba(52, 211, 153, 0.25);
}

.verified-dot {
    width: 7px; height: 7px;
    border-radius: 9999px;
    background: #34d399;
    box-shadow: 0 0 8px rgba(52, 211, 153, 0.8);
}

.verified-stamp.stale { color: #fbbf24; border-color: rgba(251, 191, 36, 0.3); background: rgba(251, 191, 36, 0.07); }
.verified-stamp.stale .verified-dot { background: #fbbf24; box-shadow: 0 0 8px rgba(251, 191, 36, 0.8); }

/* ── article typography ── */
.docs-article { line-height: 1.7; color: var(--ink); }

.docs-article h1, .docs-article h2, .docs-article h3, .docs-article h4 {
    font-family: 'Cinzel', serif;
    color: #ffffff;
    margin: 2.2rem 0 0.75rem;
    line-height: 1.3;
}

.docs-article h2 { font-size: 1.5rem; border-bottom: 1px solid rgba(255, 179, 71, 0.2); padding-bottom: 0.4rem; }
.docs-article h3 { font-size: 1.15rem; }

.docs-article p { margin: 0.85rem 0; }

.docs-article ul, .docs-article ol { margin: 0.85rem 0; padding-left: 1.6rem; }
.docs-article li { margin: 0.35rem 0; }
.docs-article li::marker { color: var(--gold); }

.docs-article code {
    font-family: 'Space Grotesk', monospace;
    font-size: 0.85em;
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: 0.35rem;
    padding: 0.1rem 0.4rem;
}

.docs-article blockquote {
    margin: 1rem 0;
    padding: 0.6rem 1.1rem;
    border-left: 3px solid var(--cyan);
    background: rgba(0, 243, 255, 0.05);
    border-radius: 0 0.6rem 0.6rem 0;
    color: #c7d2fe;
}

.docs-article hr { border: none; border-top: 1px solid rgba(255, 255, 255, 0.1); margin: 2rem 0; }

.docs-article table {
    border-collapse: separate;
    border-spacing: 0;
    width: 100%;
    margin: 1.1rem 0;
    font-size: 0.9rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 0.8rem;
    overflow: hidden;
}

.docs-article th {
    text-align: left;
    padding: 0.6rem 0.9rem;
    background: rgba(255, 255, 255, 0.05);
    color: var(--gold);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.docs-article td {
    padding: 0.55rem 0.9rem;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    vertical-align: top;
}

/* ── code blocks with copy button ── */
.code-block {
    position: relative;
    margin: 1.1rem 0;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0.8rem;
    background: #0d0817;
    overflow: hidden;
}

.code-block pre {
    margin: 0;
    padding: 1rem 1.1rem;
    overflow-x: auto;
}

.code-block code {
    display: block;
    background: none;
    border: none;
    padding: 0;
    font-size: 0.82rem;
    line-height: 1.6;
    color: #d1d5db;
    white-space: pre;
}

.code-label {
    display: block;
    padding: 0.35rem 1.1rem;
    font-family: 'Space Grotesk', monospace;
    font-size: 0.68rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--gold);
    background: rgba(255, 179, 71, 0.06);
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.copy-btn {
    position: absolute;
    top: 0.45rem;
    right: 0.55rem;
    padding: 0.2rem 0.7rem;
    font-size: 0.7rem;
    font-family: 'Space Grotesk', monospace;
    letter-spacing: 0.08em;
    color: #d1d5db;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 9999px;
    cursor: pointer;
    transition: color 0.2s ease, border-color 0.2s ease;
}

.copy-btn:hover { color: var(--gold); border-color: rgba(255, 179, 71, 0.4); }

/* agent prompt blocks */
.prompt-block {
    border-color: rgba(188, 19, 254, 0.35);
    background: #12081c;
}

.prompt-block .code-label { color: #e9a8ff; background: rgba(188, 19, 254, 0.08); border-bottom-color: rgba(188, 19, 254, 0.2); }
.prompt-block code { color: #e9d5ff; }

/* ── callouts (steps' common-pitfalls etc.) ── */
.callout {
    margin: 1.1rem 0;
    padding: 0.85rem 1.1rem 0.85rem 1.2rem;
    border-radius: 0.7rem;
    border: 1px solid;
    font-size: 0.92rem;
}

.callout-title {
    margin: 0 0 0.25rem;
    font-family: 'Space Grotesk', monospace;
    font-size: 0.68rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.callout p { margin: 0.2rem 0; }
.callout p.callout-title { margin-bottom: 0.35rem; }

.callout-note     { border-color: rgba(0, 243, 255, 0.3);  background: rgba(0, 243, 255, 0.05); }
.callout-note .callout-title     { color: var(--cyan); }
.callout-tip      { border-color: rgba(52, 211, 153, 0.3); background: rgba(52, 211, 153, 0.05); }
.callout-tip .callout-title      { color: #34d399; }
.callout-warning  { border-color: rgba(251, 191, 36, 0.3); background: rgba(251, 191, 36, 0.05); }
.callout-warning .callout-title  { color: #fbbf24; }
.callout-pitfall  { border-color: rgba(248, 113, 113, 0.35); background: rgba(248, 113, 113, 0.05); }
.callout-pitfall .callout-title  { color: #f87171; }

/* ── hub: tabs + cards ── */
.docs-tabs {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    margin: 2rem 0 1.5rem;
    flex-wrap: wrap;
}

.docs-tab {
    padding: 0.5rem 1.4rem;
    border-radius: 9999px;
    font-family: 'Space Grotesk', monospace;
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #9ca3af;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    cursor: pointer;
    transition: color 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.docs-tab:hover { color: #ffffff; border-color: rgba(255, 179, 71, 0.4); }

.docs-tab.active {
    color: var(--gold);
    border-color: rgba(255, 179, 71, 0.55);
    background: rgba(255, 179, 71, 0.08);
}

.docs-tab-panel { display: none; }
.docs-tab-panel.active { display: block; }

.doc-group h2 {
    font-family: 'Cinzel', serif;
    font-size: 1.3rem;
    margin: 2rem 0 1rem;
    color: #ffffff;
}

.doc-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1rem;
    margin: 1rem 0 2rem;
}

.doc-card {
    display: block;
    padding: 1.2rem 1.3rem;
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.09);
    transition: border-color 0.25s ease, background 0.25s ease, transform 0.25s ease;
}

.doc-card:hover {
    border-color: rgba(255, 179, 71, 0.4);
    background: rgba(255, 179, 71, 0.04);
    transform: translateY(-2px);
}

.doc-card h3 { margin: 0.2rem 0 0.5rem; font-size: 1.05rem; color: #ffffff; font-family: 'Cinzel', serif; }
.doc-card p { margin: 0.3rem 0; color: #9ca3af; font-size: 0.88rem; line-height: 1.55; }
.doc-card-kicker {
    font-family: 'Space Grotesk', monospace;
    font-size: 0.68rem !important;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--gold) !important;
}
.doc-card-meta { font-family: 'Space Grotesk', monospace; font-size: 0.72rem !important; color: #6b7280 !important; }

/* ── reference table (absorbed from api-docs.html) ── */
.docs-table { border-collapse: separate; border-spacing: 0; width: 100%; }
.docs-table thead th { background: rgba(255, 255, 255, 0.05); border-bottom: 1px solid rgba(255, 179, 71, 0.25); }
.docs-table tbody tr { transition: background 0.3s ease; }
.docs-table tbody tr:hover { background: rgba(255, 179, 71, 0.05); }
.docs-table td, .docs-table th { border-bottom: 1px solid rgba(255, 255, 255, 0.06); }
.docs-table tbody tr:last-child td { border-bottom: none; }

.doc-link {
    font-family: 'Space Grotesk', monospace;
    font-size: 0.8rem;
    color: var(--cyan);
    word-break: break-all;
    transition: color 0.3s ease;
}

.doc-link:hover { color: var(--gold); text-decoration: underline; }

.liquid-glass-strong {
    background: rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

/* ── prev/next + footer ── */
.docs-prevnext {
    margin: 3rem 0 0;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    font-family: 'Space Grotesk', monospace;
    font-size: 0.85rem;
}

.docs-prevnext a { color: var(--cyan); }
.docs-prevnext a:hover { color: var(--gold); }

.docs-footer {
    max-width: 56rem;
    margin: 0 auto;
    padding: 2rem 1.5rem 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    color: #6b7280;
    font-size: 0.8rem;
    line-height: 1.6;
}

.docs-footer a { color: var(--cyan); }
.docs-footer code { background: rgba(255, 255, 255, 0.06); padding: 0.05rem 0.35rem; border-radius: 0.3rem; }

/* ── mobile ── */
@media (max-width: 640px) {
    html { font-size: 16px; }
    body { overflow-x: hidden; }
    .docs-main { padding-top: 7rem; }
    .docs-header h1 { font-size: 1.7rem; }
    .docs-tabs { justify-content: flex-start; }
    .copy-btn { position: static; margin: 0.3rem 0.6rem 0.6rem; display: inline-block; }
    .mobile-docs-nav { display: flex !important; }
}

/* mobile quick-nav (the pill nav is desktop-only, same as the rest of the site) */
.mobile-docs-nav { display: none; gap: 0.4rem; margin: 0 0 1.5rem; flex-wrap: wrap; }
.mobile-docs-nav a {
    padding: 0.35rem 0.9rem;
    border-radius: 9999px;
    font-family: 'Space Grotesk', monospace;
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #9ca3af;
    border: 1px solid rgba(255, 255, 255, 0.12);
}