/* ===== Guide Layout ===== */
.guide-page {
    display: flex;
    min-height: 100vh;
    padding-top: 72px; /* nav height */
}

.guide-nav-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 40px;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-subtle);
}

/* ===== Sidebar ===== */
.guide-sidebar {
    position: fixed;
    top: 72px;
    left: 0;
    width: 260px;
    height: calc(100vh - 72px);
    overflow-y: auto;
    padding: 24px 0;
    border-right: 1px solid var(--border-subtle);
    background: var(--bg-dark);
    z-index: 50;
}

.guide-sidebar a {
    display: block;
    padding: 8px 24px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all var(--transition);
    border-left: 2px solid transparent;
}

.guide-sidebar a:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.03);
}

.guide-sidebar a.active {
    color: var(--accent-primary);
    border-left-color: var(--accent-primary);
    background: rgba(255, 107, 157, 0.05);
}

.guide-sidebar .sidebar-section {
    padding: 16px 24px 8px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
}

/* ===== Content ===== */
.guide-content {
    margin-left: 260px;
    flex: 1;
    max-width: 800px;
    padding: 40px 48px 100px;
}

.guide-content h1 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.guide-content .page-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 48px;
}

.guide-content h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-top: 56px;
    margin-bottom: 16px;
    padding-top: 24px;
    border-top: 1px solid var(--border-subtle);
    color: var(--text-primary);
}

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

.guide-content h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-top: 32px;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.guide-content p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
}

.guide-content a {
    color: var(--accent-tertiary);
    text-decoration: none;
}

.guide-content a:hover {
    text-decoration: underline;
}

.guide-content ul, .guide-content ol {
    padding-left: 24px;
    margin-bottom: 16px;
}

.guide-content li {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 6px;
}

/* ===== Keyboard shortcuts ===== */
kbd {
    display: inline-block;
    padding: 2px 8px;
    font-family: 'Inter', monospace;
    font-size: 0.85em;
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 4px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* ===== Hotkey table ===== */
.hotkey-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 24px;
}

.hotkey-table th {
    text-align: left;
    padding: 10px 16px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    border-bottom: 1px solid var(--border-subtle);
}

.hotkey-table td {
    padding: 10px 16px;
    color: var(--text-secondary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    font-size: 0.95rem;
}

.hotkey-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

/* ===== Steps ===== */
.guide-steps {
    counter-reset: step;
    list-style: none;
    padding-left: 0;
}

.guide-steps li {
    counter-increment: step;
    position: relative;
    padding-left: 40px;
    margin-bottom: 20px;
}

.guide-steps li::before {
    content: counter(step);
    position: absolute;
    left: 0;
    top: 2px;
    width: 28px;
    height: 28px;
    background: var(--gradient-hero);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    color: white;
}

/* ===== Info boxes ===== */
.info-box {
    padding: 16px 20px;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    font-size: 0.95rem;
    line-height: 1.7;
}

.info-box p {
    margin-bottom: 0;
}

.info-box.tip {
    background: rgba(96, 165, 250, 0.08);
    border-left: 3px solid var(--accent-tertiary);
}

.info-box.warning {
    background: rgba(255, 107, 157, 0.08);
    border-left: 3px solid var(--accent-primary);
}

.info-box.note {
    background: rgba(255, 255, 255, 0.03);
    border-left: 3px solid var(--text-muted);
}

/* ===== Code inline ===== */
.guide-content code {
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.9em;
    padding: 2px 6px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 4px;
    color: var(--accent-secondary);
}

/* ===== Mobile sidebar ===== */
.sidebar-toggle {
    display: none;
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--gradient-hero);
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 200;
    box-shadow: 0 4px 20px rgba(255, 107, 157, 0.3);
    align-items: center;
    justify-content: center;
}

@media (max-width: 900px) {
    .guide-sidebar {
        transform: translateX(-100%);
        transition: transform var(--transition);
    }

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

    .guide-content {
        margin-left: 0;
        padding: 32px 24px 100px;
    }

    .sidebar-toggle {
        display: flex;
    }

    .guide-nav-bar {
        padding: 16px 20px;
    }
}