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

:root {
    --gold: #FFC200;
    --gold-dark: #E6AF00;
    --gold-glow: rgba(255, 194, 0, 0.12);
    --gold-light: rgba(255, 194, 0, 0.08);
    --dark-1: #0D0F14;
    --dark-2: #151820;
    --dark-3: #1C1F2A;
    --dark-4: #222633;
    --text-primary: #F1F5F9;
    --text-secondary: #9CA3AF;
    --text-muted: #6B7280;
    --border: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 194, 0, 0.2);
    --radius: 16px;
    --radius-sm: 10px;
    --green: #34D399;
    --red: #F87171;
    --blue: #60A5FA;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--dark-1);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* ── Layout ── */
.docs-layout {
    display: flex;
    min-height: 100vh;
}

/* ── Sidebar ── */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 260px;
    height: 100vh;
    background: var(--dark-2);
    border-right: 1px solid var(--border);
    overflow-y: auto;
    z-index: 100;
    padding: 24px 0;
    transition: transform 0.3s;
}

.sidebar-header {
    padding: 0 20px 20px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 16px;
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-primary);
}

.sidebar-logo img { height: 28px; }

.sidebar-logo span {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
}

.sidebar nav { padding: 0 12px; }

.nav-group { margin-bottom: 20px; }

.nav-group-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-muted);
    padding: 0 8px;
    margin-bottom: 6px;
}

.nav-link {
    display: block;
    padding: 7px 12px;
    font-size: 13px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.15s;
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--dark-3);
}

.nav-link.active {
    color: var(--gold);
    background: var(--gold-light);
}

/* ── Main Content ── */
.main-content {
    margin-left: 260px;
    flex: 1;
    min-width: 0;
}

.top-bar {
    position: sticky;
    top: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 32px;
    background: rgba(13, 15, 20, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 22px;
    cursor: pointer;
    padding: 4px;
}

.lang-switcher {
    display: flex;
    gap: 4px;
    background: var(--dark-3);
    border-radius: 8px;
    padding: 3px;
}

.lang-btn {
    padding: 5px 14px;
    font-size: 12px;
    font-weight: 600;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    background: transparent;
    color: var(--text-muted);
    transition: all 0.2s;
}

.lang-btn.active {
    background: var(--gold);
    color: var(--dark-1);
}

.lang-btn:hover:not(.active) {
    color: var(--text-primary);
}

.content-area {
    max-width: 820px;
    padding: 40px 32px 80px;
}

/* ── Typography ── */
.content-area h1 {
    font-size: 36px;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 12px;
}

.content-area h2 {
    font-size: 24px;
    font-weight: 700;
    margin-top: 48px;
    margin-bottom: 16px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

.content-area h2:first-of-type {
    border-top: none;
    padding-top: 0;
}

.content-area h3 {
    font-size: 18px;
    font-weight: 600;
    margin-top: 32px;
    margin-bottom: 12px;
}

.content-area p {
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 16px;
    line-height: 1.7;
}

.content-area ul, .content-area ol {
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 16px;
    padding-left: 24px;
    line-height: 1.8;
}

.content-area li { margin-bottom: 4px; }

.content-area strong { color: var(--text-primary); }

.lead {
    font-size: 17px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.7;
}

/* ── Code ── */
.code-block {
    position: relative;
    background: var(--dark-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 18px 20px;
    margin-bottom: 20px;
    overflow-x: auto;
}

.code-block code {
    font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
    font-size: 13px;
    line-height: 1.7;
    color: var(--text-secondary);
    white-space: pre;
}

.code-block .copy-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 5px 8px;
    background: var(--dark-3);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-muted);
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.code-block .copy-btn:hover {
    color: var(--text-primary);
    border-color: var(--border-hover);
}

.code-block .copy-btn.copied { color: var(--green); }

code:not(.code-block code) {
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 13px;
    padding: 2px 7px;
    background: var(--dark-3);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--gold);
}

/* ── Tables ── */
.table-wrap {
    overflow-x: auto;
    margin-bottom: 20px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

thead { background: var(--dark-3); }

th {
    text-align: left;
    padding: 12px 16px;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
}

td {
    padding: 10px 16px;
    color: var(--text-secondary);
    border-top: 1px solid var(--border);
}

tr:hover td { background: var(--dark-2); }

/* ── Info boxes ── */
.info-box {
    display: flex;
    gap: 12px;
    padding: 16px 18px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 14px;
    line-height: 1.6;
}

.info-box.note {
    background: var(--gold-light);
    border: 1px solid rgba(255, 194, 0, 0.15);
    color: var(--text-secondary);
}

.info-box.warning {
    background: rgba(248, 113, 113, 0.06);
    border: 1px solid rgba(248, 113, 113, 0.15);
    color: var(--text-secondary);
}

.info-box.tip {
    background: rgba(52, 211, 153, 0.06);
    border: 1px solid rgba(52, 211, 153, 0.15);
    color: var(--text-secondary);
}

.info-icon { font-size: 18px; flex-shrink: 0; }

/* ── Tool cards ── */
.tool-category {
    margin-bottom: 28px;
}

.tool-category-title {
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gold);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.tool-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.tool-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: var(--dark-2);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 13px;
    transition: border-color 0.2s;
}

.tool-item:hover { border-color: var(--border-hover); }

.tool-item-icon { font-size: 16px; flex-shrink: 0; }

.tool-item-name { font-weight: 500; }

.tool-item-id {
    font-family: 'SF Mono', monospace;
    font-size: 11px;
    color: var(--text-muted);
    margin-left: auto;
}

/* ── Badges ── */
.badge {
    display: inline-block;
    padding: 3px 10px;
    font-size: 11px;
    font-weight: 600;
    border-radius: 100px;
}

.badge-green { background: rgba(52, 211, 153, 0.12); color: var(--green); }
.badge-gold { background: var(--gold-light); color: var(--gold); }
.badge-blue { background: rgba(96, 165, 250, 0.12); color: var(--blue); }

/* ── Sidebar overlay for mobile ── */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 99;
}

/* ── Footer ── */
.docs-footer {
    border-top: 1px solid var(--border);
    padding: 32px 0;
    margin-top: 48px;
    text-align: center;
}

.docs-footer p {
    font-size: 13px;
    color: var(--text-muted);
}

.docs-footer a {
    color: var(--gold);
    text-decoration: none;
}

.docs-footer a:hover { text-decoration: underline; }

/* ── Responsive ── */
@media (max-width: 900px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .sidebar-overlay.open {
        display: block;
    }

    .main-content {
        margin-left: 0;
    }

    .menu-toggle {
        display: block;
    }

    .content-area {
        padding: 28px 20px 60px;
    }

    .content-area h1 { font-size: 28px; }
    .content-area h2 { font-size: 20px; }

    .tool-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .top-bar { padding: 10px 16px; }
    .content-area { padding: 20px 16px 48px; }
    .content-area h1 { font-size: 24px; }
    .lead { font-size: 15px; }
}