.docs-wrapper {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: 100vh;
    padding-top: 3.5rem;
    max-width: 100vw;
    overflow-x: hidden;
}

.docs-sidebar {
    background: var(--bg-2);
    border-right: 1px solid var(--border);
    padding: 1.5rem 0.875rem;
    position: sticky;
    top: 3.5rem;
    height: calc(100vh - 3.5rem);
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    flex-shrink: 0;
}

.docs-nav .nav-section { margin-bottom: 1.75rem; }

.docs-nav h4 {
    color: var(--amber);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 0.6rem;
    font-family: var(--font-mono);
    padding: 0 0.5rem;
}

.docs-nav ul { list-style: none; }

.docs-nav li { margin-bottom: 0.15rem; }

.docs-nav a {
    display: block;
    padding: 0.45rem 0.65rem;
    color: var(--text-2);
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-size: 0.825rem;
    transition: 0.2s;
    line-height: 1.4;
    -webkit-tap-highlight-color: transparent;
}

.docs-nav a:hover, .docs-nav a:active {
    background: var(--bg-3);
    color: var(--text-0);
}

.docs-nav a.active {
    background: var(--amber);
    color: var(--bg-0);
    font-weight: 600;
}

.docs-content {
    padding: 1.5rem 2rem 4rem;
    max-width: 800px;
    min-width: 0;
    overflow-x: hidden;
}

.doc-section {
    margin-bottom: 3.5rem;
    scroll-margin-top: 5rem;
}

.doc-section h2 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    margin-bottom: 1.25rem;
    color: var(--amber);
    font-weight: 700;
    letter-spacing: -0.3px;
}

.doc-section h3 {
    font-size: 1.1rem;
    margin: 1.25rem 0 0.75rem;
    color: var(--text-0);
    font-weight: 600;
}

.doc-section p {
    color: var(--text-2);
    margin-bottom: 1rem;
    line-height: 1.8;
    font-size: 0.9rem;
}

.doc-section ul, .doc-section ol {
    margin: 0.875rem 0 0.875rem 1.5rem;
    color: var(--text-2);
}

.doc-section li {
    margin-bottom: 0.4rem;
    line-height: 1.6;
    font-size: 0.875rem;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

.feature-box {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    transition: border-color 0.2s;
}

.feature-box:hover { border-color: var(--border-bright); }

.feature-number {
    width: 30px;
    height: 30px;
    background: var(--amber);
    color: var(--bg-0);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.875rem;
    margin-bottom: 0.875rem;
    font-family: var(--font-mono);
}

.feature-box h3 { margin-bottom: 0.75rem; color: var(--amber); font-size: 1rem; }

.feature-box p { font-size: 0.85rem; margin-bottom: 0.6rem; }

.feature-box strong { color: var(--text-0); }

.flow-diagram { margin: 1.5rem 0; }

.flow-step {
    display: flex;
    gap: 1.25rem;
    margin-bottom: 1.25rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border);
}

.flow-step:last-child { border-bottom: none; }

.step-marker {
    width: 36px;
    height: 36px;
    background: var(--amber);
    color: var(--bg-0);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    flex-shrink: 0;
    font-family: var(--font-mono);
}

.step-content h4 { margin-bottom: 0.4rem; color: var(--text-0); font-size: 0.95rem; }

.step-content p { color: var(--text-2); margin: 0; font-size: 0.875rem; }

.mode-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    white-space: nowrap;
}

.mode-table th {
    background: var(--bg-4);
    color: var(--amber);
    padding: 0.75rem 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.825rem;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.mode-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border);
    color: var(--text-2);
    font-size: 0.85rem;
}

.mode-table tr:last-child td { border-bottom: none; }

.mode-table .badge {
    background: var(--amber);
    color: var(--bg-0);
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    font-weight: 700;
    font-size: 0.75rem;
    font-family: var(--font-mono);
}

.vskl-demo {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin: 1.25rem 0;
}

.key-bindings {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1.25rem;
    margin-bottom: 1.25rem;
}

.key-binding { display: flex; align-items: center; gap: 0.875rem; }

.key-icon {
    width: 42px;
    height: 42px;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--amber);
    flex-shrink: 0;
}

.key-desc h4 { margin-bottom: 0.2rem; color: var(--text-0); font-size: 0.9rem; }

.key-desc p { margin: 0; font-size: 0.825rem; }

.feature-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

.mini-card {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    transition: border-color 0.2s;
}

.mini-card:hover { border-color: var(--border-bright); }

.mini-card i { font-size: 1.75rem; color: var(--amber); margin-bottom: 0.875rem; display: block; }

.mini-card h4 { margin-bottom: 0.4rem; color: var(--text-0); font-size: 0.9rem; }

.mini-card p { margin: 0; font-size: 0.825rem; color: var(--text-2); }

.security-list { list-style: none; margin: 1.5rem 0 !important; }

.security-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.875rem;
    padding: 0.875rem;
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 0.75rem;
    transition: border-color 0.2s;
}

.security-list li:hover { border-color: var(--border-bright); }

.security-list li i { font-size: 1.25rem; color: var(--amber); margin-top: 0.15rem; flex-shrink: 0; }

.security-list li strong { display: block; margin-bottom: 0.2rem; color: var(--text-0); font-size: 0.9rem; }

.security-list li p { margin: 0; font-size: 0.825rem; }

.info-box {
    background: rgba(34, 211, 238, 0.06);
    border: 1px solid rgba(34, 211, 238, 0.18);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin: 1.25rem 0;
}

.info-box h4 { color: var(--cyan); margin-bottom: 0.65rem; font-size: 0.9rem; }

.warning-box {
    background: rgba(244, 63, 94, 0.06);
    border: 1px solid rgba(244, 63, 94, 0.18);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin: 1.25rem 0;
    display: flex;
    align-items: flex-start;
    gap: 0.875rem;
}

.warning-box i { font-size: 1.25rem; color: var(--red); flex-shrink: 0; margin-top: 0.1rem; }

.warning-box strong { display: block; margin-bottom: 0.2rem; color: var(--red); font-size: 0.9rem; }

.warning-box p { margin: 0; font-size: 0.85rem; }

.tip-box {
    background: rgba(251, 191, 36, 0.06);
    border: 1px solid rgba(251, 191, 36, 0.18);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin: 1.25rem 0;
    display: flex;
    align-items: flex-start;
    gap: 0.875rem;
}

.tip-box i { font-size: 1.25rem; color: var(--yellow); flex-shrink: 0; margin-top: 0.1rem; }

.tip-box strong { display: block; margin-bottom: 0.2rem; color: var(--yellow); font-size: 0.9rem; }

.tip-box p { margin: 0; font-size: 0.85rem; }

.code-block {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.875rem;
    margin: 0.875rem 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.code-block pre {
    font-family: var(--font-mono);
    font-size: 0.825rem;
    color: var(--text-2);
    white-space: pre;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1.25rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    text-decoration: none;
    transition: 0.2s;
    border: 1px solid var(--border-bright);
    background: transparent;
    color: var(--text-0);
    cursor: pointer;
    margin-top: 0.875rem;
    font-family: var(--font-main);
    font-size: 0.875rem;
    -webkit-tap-highlight-color: transparent;
}

.btn:hover, .btn:active { border-color: var(--amber); color: var(--amber); background: var(--amber-glow); }

.note { color: var(--text-3); font-style: italic; font-size: 0.825rem; margin-top: 0.875rem; }

.feature-list {
    list-style: none;
    margin: 1rem 0 !important;
    padding: 0 !important;
}

.feature-list li {
    padding: 0.6rem 0.875rem;
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-1);
    transition: border-color 0.2s;
}

.feature-list li:hover { border-color: var(--border-bright); }

.feature-list li strong { color: var(--amber); }

@media (max-width: 900px) {
    .docs-wrapper { grid-template-columns: 220px 1fr; }
    .docs-content { padding: 1.25rem 1.5rem 3rem; }
}

@media (max-width: 768px) {
    .docs-wrapper { grid-template-columns: 1fr; padding-top: 0; }

    .docs-sidebar {
        display: none;
        position: fixed;
        top: 0; left: 0;
        width: 280px;
        height: 100svh;
        z-index: 900;
        padding-top: 5rem;
        box-shadow: 4px 0 20px rgba(0,0,0,0.5);
    }

    .docs-sidebar.open { display: block; animation: fadeIn 0.2s ease; }

    .docs-sidebar-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.6);
        z-index: 850;
    }

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

    .docs-content { padding: 4.5rem 1rem 3rem; }

    .docs-mobile-nav-btn {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        position: fixed;
        bottom: 1.25rem;
        right: 1.25rem;
        z-index: 800;
        background: var(--amber);
        color: var(--bg-0);
        border: none;
        padding: 0.65rem 1rem;
        border-radius: 30px;
        font-size: 0.8rem;
        font-weight: 700;
        cursor: pointer;
        box-shadow: 0 4px 20px var(--amber-glow-strong);
        font-family: var(--font-main);
        -webkit-tap-highlight-color: transparent;
    }

    .flow-step { flex-direction: column; gap: 0.5rem; }

    .feature-grid { grid-template-columns: 1fr; }
    .feature-cards { grid-template-columns: 1fr; }
    .key-bindings { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .docs-content { padding: 4.5rem 0.875rem 3rem; }
    .doc-section h2 { font-size: 1.2rem; }
}