/* ============================================================
   PozyGame Documentation — docs.css
   ============================================================ */

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

:root {
    --color-bg-primary: #ffffff;
    --color-bg-secondary: #f6f6f4;
    --color-bg-tertiary: #efefed;
    --color-text-primary: #1a1a18;
    --color-text-secondary: #4a4a46;
    --color-text-tertiary: #8a8a84;
    --color-border: rgba(0, 0, 0, 0.10);
    --color-border-md: rgba(0, 0, 0, 0.18);
    --color-accent: #185FA5;
    --color-accent-bg: #E6F1FB;
    --color-accent-text: #0C447C;
    --color-warn-bg: #FAEEDA;
    --color-warn-text: #633806;
    --color-green: #639922;
    --radius-md: 8px;
    --radius-lg: 12px;
    --sidebar-w: 260px;
    --font-sans: 'Inter', sans-serif;
    --font-mono: 'Inter', sans-serif;
}

@media (prefers-color-scheme: dark) {
    :root {
        --color-bg-primary: rgba(15, 23, 42, 0.6);
        --color-bg-secondary: #020617da;
        --color-bg-tertiary: #020617;
        --color-text-primary: #f0f0ec;
        --color-text-secondary: #b0b0aa;
        --color-text-tertiary: #707068;
        --color-border: rgba(255, 255, 255, 0.08);
        --color-border-md: rgba(255, 255, 255, 0.14);
        --color-accent: #378ADD;
        --color-accent-bg: #0c2a45;
        --color-accent-text: #85B7EB;
        --color-warn-bg: #2e2008;
        --color-warn-text: #FAC775;
        --color-green: #97C459;
    }
}

html,
body {
    font-family: var(--font-sans);
    font-size: 15px;
    color: var(--color-text-primary);
    background: var(--color-bg-tertiary);
    line-height: 1.6;
    height: 100%;
}

.toggle-btn {
    position: fixed;
    top: 15px;
    right: 15px;
    z-index: 1100;
    background: var(--color-accent);
    color: #fff;
    border: none;
    padding: 4px 6px;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
}

.toggle-btn,
.overlay {
    display: none;
}

/* ── Layout ──────────────────────────────────────────────── */

.gh-root {
    display: grid;
    grid-template-columns: var(--sidebar-w) 1fr;
    min-height: 100vh;
}

/* ── Sidebar ─────────────────────────────────────────────── */

.sidebar {
    background: var(--color-bg-secondary);
    border-right: 0.5px solid var(--color-border);
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}

.sidebar-logo {
    padding: 10px 10px 8px;
    display: flex;
    align-items: center;
    /* gap: 10px; */
    flex-shrink: 0;
    object-fit:contain;
}

.logo-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 15px;
    color: var(--color-text-primary);
    text-decoration: none;
}

.logo-icon {
    width: 28px;
    height: 28px;
    background: var(--color-accent);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.logo-icon svg {
    width: 15px;
    height: 15px;
}

.sidebar-section-label {
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-tertiary);
    padding: 0.75rem 1.25rem 0.3rem;
    border-top: 0.5px solid var(--color-border);
}

.sidebar-logo-text {
    font-size: 18px;
}

.sidebar-logo-sub {
    font-size: 18px;
    font-weight: 500;
}

.nav-item {
    display: block;
    padding: 0.38rem 1.25rem;
    font-size: 13.5px;
    color: var(--color-text-secondary);
    text-decoration: none;
    border-left: 2px solid transparent;
    transition: background 0.12s, color 0.12s;
}

.nav-item:hover {
    background: rgba(0, 255, 255, 0.1);
    color: #00f5ff;
    font-weight: 600;
    border-left-color: #0ff;
}

.nav-item.active {
    color: #0ff;
    border-left-color: #0ff;
    background: rgba(0, 255, 255, 0.1);
    font-weight: 500;
}

.nav-sub {
    padding-left: 2rem;
    font-size: 13px;
}

/* ── Main content ────────────────────────────────────────── */

.main-content {
    background: var(--color-bg-primary);
    padding: 2.5rem 2.75rem 4rem;
    max-width: 1200px;
    margin: auto;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12.5px;
    color: var(--color-text-tertiary);
    margin-bottom: 1.25rem;
}

.breadcrumb a {
    color: var(--color-text-tertiary);
    text-decoration: none;
}

.breadcrumb a:hover {
    color: var(--color-accent);
}

.breadcrumb span {
    color: var(--color-text-tertiary);
}

.page-title {
    font-size: 26px;
    font-weight: 600;
    color: var(--color-text-primary);
    line-height: 1.25;
    margin-bottom: 0.5rem;
}

.page-subtitle {
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.65;
    padding-bottom: 1.5rem;
    border-bottom: 0.5px solid var(--color-border);
    margin-bottom: 0;
}

h2 {
    font-size: 18px;
    font-weight: 500;
    color: var(--color-text-primary);
    margin: 2rem 0 0.75rem;
}

h3 {
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text-primary);
    margin: 1.5rem 0 0.4rem;
}

p {
    font-size: 14.5px;
    line-height: 1.7;
    color: var(--color-text-secondary);
    margin-bottom: 0.75rem;
}

/* ── Benefit grid ────────────────────────────────────────── */

.benefit-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 10px;
    margin: 1.25rem 0 2rem;
}

.benefit-card {
    background: var(--color-bg-secondary);
    border: 0.5px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 0.875rem 1rem;
}

.benefit-card .icon {
    font-size: 16px;
    margin-bottom: 6px;
    display: block;
}

.benefit-card .label {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-primary);
    display: block;
}

.benefit-card .desc {
    font-size: 12px;
    color: var(--color-text-secondary);
    margin-top: 2px;
    display: block;
}

/* ── Metrics row ─────────────────────────────────────────── */

.metrics-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin: 1rem 0 1.5rem;
}

.metric-card {
    background: var(--color-bg-secondary);
    border: 0.5px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 0.875rem;
    text-align: center;
}

.metric-card .m-label {
    font-size: 12px;
    color: var(--color-text-tertiary);
    display: block;
    margin-bottom: 4px;
}

.metric-card .m-value {
    font-size: 22px;
    font-weight: 600;
    color: var(--color-text-primary);
    display: block;
}

/* ── Launch phase table ──────────────────────────────────── */

.phase-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0 1.5rem;
    font-size: 13.5px;
}

.phase-table th {
    background: var(--color-bg-secondary);
    padding: 10px 14px;
    text-align: left;
    font-weight: 500;
    font-size: 13px;
    color: var(--color-text-primary);
    border: 0.5px solid var(--color-border);
}

.phase-table td {
    padding: 10px 14px;
    border: 0.5px solid var(--color-border);
    color: var(--color-text-secondary);
    vertical-align: top;
    line-height: 1.65;
}

.phase-table ul {
    padding-left: 1.1rem;
}

.phase-table li {
    margin-bottom: 5px;
}

/* ── Engine pill grid ────────────────────────────────────── */

.engine-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 8px;
    margin: 1rem 0 1.5rem;
}

.engine-pill {
    background: var(--color-bg-secondary);
    border: 0.5px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 10px 8px;
    text-align: center;
    font-size: 12.5px;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: all 0.15s;
    cursor: default;
}

.engine-pill:hover {
    border-color: #0ff;
    color: #0ff;
    background: rgba(0, 255, 255, 0.1);
}

/* ── Code block ──────────────────────────────────────────── */

.code-block {
    background: var(--color-bg-secondary);
    border: 0.5px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    font-family: var(--font-mono);
    font-size: 12.5px;
    color: var(--color-text-primary);
    line-height: 1.7;
    overflow-x: auto;
    margin: 0.75rem 0 1.25rem;
    white-space: pre;
}

.code-block .c-comment {
    color: var(--color-text-tertiary);
}

.code-block .c-key {
    color: var(--color-accent);
}

.code-block .c-string {
    color: var(--color-green);
}

.code-block .c-num {
    color: #BA7517;
}

/* ── Callout ─────────────────────────────────────────────── */

.callout {
    background: rgba(0, 255, 255, 0.1);
    border-left: 3px solid #0ff;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    padding: 0.75rem 1rem;
    margin: 1rem 0 1.5rem;
    font-size: 13.5px;
    color: #0ff;
    line-height: 1.6;
}

.callout.warn {
    background: var(--color-warn-bg);
    border-left-color: #BA7517;
    color: var(--color-warn-text);
}

/* ── Requirement list ────────────────────────────────────── */

.req-list {
    list-style: none;
    margin: 0.5rem 0 1.5rem;
}

.req-list li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 14px;
    color: var(--color-text-secondary);
    padding: 7px 0;
    border-bottom: 0.5px solid var(--color-border);
    line-height: 1.55;
}

.req-list li:last-child {
    border-bottom: none;
}

.req-check {
    color: var(--color-green);
    font-weight: 600;
    font-size: 13px;
    flex-shrink: 0;
    margin-top: 1px;
}

/* ── Partner grid ────────────────────────────────────────── */

.partner-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin: 1rem 0;
}

.partner-card {
    background: var(--color-bg-secondary);
    border: 0.5px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 1rem 1.1rem;
}

.partner-name {
    font-weight: 500;
    font-size: 14px;
    color: var(--color-text-primary);
    margin-bottom: 5px;
}

.partner-desc {
    font-size: 13px;
    color: var(--color-text-secondary);
    line-height: 1.55;
}

/* ── FAQ ─────────────────────────────────────────────────── */

.faq-item {
    margin-bottom: 1.5rem;
}

.faq-q {
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text-primary);
    margin-bottom: 0.35rem;
}

.faq-a {
    font-size: 14px;
    color: var(--color-text-secondary);
    line-height: 1.65;
}

/* ── Responsive ──────────────────────────────────────────── */
@media (min-width: 769px) {

    .sidebar {
        position: sticky !important;
        left: 0 !important;
        width: var(--sidebar-w);
        height: 100vh;
    }

    /* Remove mobile behavior */
    .sidebar.open {
        left: 0;
    }

    .overlay {
        display: none !important;
    }
}

@media (max-width: 768px) {

    .toggle-btn,
    .overlay {
        display: block;
    }

    .gh-root {
        grid-template-columns: 1fr;
    }

    /* 🔥 SIDEBAR = OFFCANVAS */
    .sidebar {
        position: fixed;
        top: 0;
        left: -260px;
        /* hidden by default */
        width: 260px;
        height: 100vh;
        z-index: 1000;
        transition: left 0.3s ease;
        border-right: 0.5px solid var(--color-border);
    }

    /* ✅ OPEN STATE */
    .sidebar.open {
        left: 0;
    }

    /* MAIN CONTENT FULL WIDTH */
    .main-content {
        padding: 1.5rem 1.25rem 3rem;
    }

    /* OPTIONAL: DARK OVERLAY */
    .overlay {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.4);
        z-index: 999;
        opacity: 0;
        visibility: hidden;
        transition: 0.3s;
    }

    .overlay.active {
        opacity: 1;
        visibility: visible;
    }

    .metrics-row {
        grid-template-columns: 1fr;
    }

    .partner-grid {
        grid-template-columns: 1fr;
    }

    .benefit-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}