:root {
        --bg: #ffffff;
        --bg-secondary: #f8f9fa;
        --card: #ffffff;
        --border: #dadce0;
        --fg: #3c4043;
        --heading: #202124;
        --muted: #5f6368;
        --accent: #1a73e8;
        --accent-hover: #174ea6;
        --accent-glow: rgba(26, 115, 232, 0.15);
        --danger: #ea4335;
        --danger-bg: #fce8e6;
        --success: #188038;
        --success-bg: #e6f4ea;
        --warning: #f29900;
        --warning-bg: #fef7e0;
        --info: #1a73e8;
        --info-bg: #e8f0fe;
    }

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

    html {
        scroll-behavior: smooth;
        scrollbar-width: thin;
        scrollbar-color: #bdc1c6 transparent;
    }

    ::-webkit-scrollbar {
        width: 8px;
    }

    ::-webkit-scrollbar-track {
        background: transparent;
    }

    ::-webkit-scrollbar-thumb {
        background: #bdc1c6;
        border-radius: 4px;
    }

    body {
        font-family: 'Roboto', sans-serif;
        background: var(--bg);
        color: var(--fg);
        line-height: 1.6;
        -webkit-font-smoothing: antialiased;
        overflow-x: hidden;
    }

    h1,
    h2,
    h3,
    h4,
    h5,
    h6,
    .product-sans {
        font-family: 'Product Sans', 'Roboto', sans-serif;
    }

    .font-mono {
        font-family: 'Roboto Mono', monospace;
    }

    /* Navigasi */
    .nav-glass {
        background: #ffffff;
        border-bottom: 1px solid var(--border);
        transition: box-shadow 0.2s ease;
    }

    .nav-glass.scrolled {
        box-shadow: 0 1px 2px 0 rgba(60, 64, 67, 0.3), 0 2px 6px 2px rgba(60, 64, 67, 0.15);
        border-bottom: none;
    }

    /* Hero */
    .hero-section {
        padding-top: 120px;
        padding-bottom: 60px;
        background: #f8f9fa;
        border-bottom: 1px solid var(--border);
        display: flex;
        align-items: center;
    }

    .main-title {
        font-size: clamp(2rem, 4vw, 3.2rem);
        font-weight: 700;
        letter-spacing: -0.01em;
        line-height: 1.2;
        color: var(--heading);
    }

    .accent-text {
        color: var(--accent);
    }

    /* Section Styling */
    .doc-section {
        background: var(--card);
        border-bottom: 1px solid var(--border);
        padding: 2.5rem 0;
        margin-bottom: 1rem;
    }

    .doc-section:last-child {
        border-bottom: none;
    }

    .section-number {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 32px;
        height: 32px;
        background: var(--info-bg);
        color: var(--accent);
        font-weight: 700;
        font-size: 1rem;
        border-radius: 50%;
        margin-right: 12px;
    }

    .section-title {
        color: var(--heading);
        font-size: 1.8rem;
        font-weight: 400;
        margin: 0 0 1rem 0;
        display: flex;
        align-items: center;
    }

    /* Docs Content Typography */
    .docs-content h3 {
        color: var(--heading);
        font-size: 1.25rem;
        font-weight: 500;
        margin-top: 2rem;
        margin-bottom: 1rem;
    }

    .docs-content p {
        margin-bottom: 1rem;
        color: var(--fg);
        font-size: 1rem;
    }

    .docs-content ul,
    .docs-content ol {
        margin-bottom: 1.5rem;
        padding-left: 1.5rem;
        color: var(--fg);
    }

    .docs-content li {
        margin-bottom: 0.5rem;
    }

    .inline-code {
        background: var(--bg-secondary);
        padding: 0.2em 0.4em;
        border-radius: 4px;
        font-size: 0.9em;
        font-family: 'Roboto Mono', monospace;
        color: #d93025;
        /* Google Red for inline code */
        border: 1px solid var(--border);
    }

    .code-block {
        background: #f8f9fa;
        border: 1px solid var(--border);
        border-radius: 8px;
        padding: 1.25rem;
        margin-bottom: 1.5rem;
        overflow-x: auto;
        font-size: 0.9rem;
        position: relative;
        color: #202124;
    }

    .code-block .copy-btn {
        position: absolute;
        top: 8px;
        right: 8px;
        background: #ffffff;
        border: 1px solid var(--border);
        color: var(--muted);
        padding: 4px 12px;
        border-radius: 4px;
        font-size: 0.75rem;
        font-weight: 500;
        cursor: pointer;
        transition: all 0.2s;
    }

    .code-block .copy-btn:hover {
        color: var(--accent);
        background: var(--info-bg);
        border-color: var(--accent);
    }

    /* Cards - Alerts */
    .info-card,
    .warning-card,
    .success-card,
    .danger-card {
        padding: 1rem 1.25rem;
        border-radius: 8px;
        margin: 1.5rem 0;
        border: 1px solid transparent;
    }

    .info-card {
        background: var(--info-bg);
        border-color: #aecbfa;
        color: #1967d2;
    }

    .warning-card {
        background: var(--warning-bg);
        border-color: #fce8b2;
        color: #b06000;
    }

    .success-card {
        background: var(--success-bg);
        border-color: #a8dab5;
        color: #137333;
    }

    .danger-card {
        background: var(--danger-bg);
        border-color: #fad2cf;
        color: #c5221f;
    }

    .info-card h4,
    .warning-card h4,
    .success-card h4,
    .danger-card h4 {
        font-weight: 500;
        margin-bottom: 0.5rem;
        display: flex;
        align-items: center;
        color: inherit;
    }

    .info-card p,
    .warning-card p,
    .success-card p,
    .danger-card p {
        color: inherit;
        margin: 0;
        font-size: 0.9rem;
    }

    /* Tables */
    .table-container {
        width: 100%;
        overflow-x: auto;
        margin-bottom: 1.5rem;
        border: 1px solid var(--border);
        border-radius: 8px;
    }

    table {
        width: 100%;
        border-collapse: collapse;
        text-align: left;
    }

    th,
    td {
        padding: 12px 16px;
        border-bottom: 1px solid var(--border);
        font-size: 0.9rem;
    }

    th {
        background: #f1f3f4;
        color: var(--heading);
        font-weight: 500;
        white-space: nowrap;
    }

    tr:hover td {
        background: var(--bg-secondary);
    }

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

    /* Charts */
    .chart-container {
        background: #ffffff;
        border: 1px solid var(--border);
        border-radius: 8px;
        padding: 1.5rem;
        margin-bottom: 2rem;
        position: relative;
        height: 400px;
        width: 100%;
        box-shadow: 0 1px 2px rgba(60, 64, 67, 0.1);
    }

    .chart-container.tall {
        height: 350px;
    }

    /* Buttons */
    .btn-primary {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: var(--accent);
        color: #ffffff;
        padding: 10px 24px;
        border-radius: 4px;
        font-weight: 500;
        font-family: 'Product Sans', sans-serif;
        transition: background 0.2s, box-shadow 0.2s;
        text-decoration: none;
        font-size: 0.95rem;
        border: none;
    }

    .btn-primary:hover {
        background: var(--accent-hover);
        box-shadow: 0 1px 2px 0 rgba(60, 64, 67, 0.3), 0 1px 3px 1px rgba(60, 64, 67, 0.15);
    }

    .btn-outline {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: transparent;
        color: var(--accent);
        border: 1px solid var(--border);
        padding: 10px 24px;
        border-radius: 4px;
        font-weight: 500;
        font-family: 'Product Sans', sans-serif;
        transition: all 0.2s;
        text-decoration: none;
        font-size: 0.95rem;
    }

    .btn-outline:hover {
        background: var(--info-bg);
        border-color: var(--accent);
    }

    /* Grid Cards */
    .feature-card {
        background: #ffffff;
        border: 1px solid var(--border);
        padding: 1.5rem;
        border-radius: 8px;
        transition: box-shadow 0.2s, border-color 0.2s;
    }

    .feature-card:hover {
        border-color: transparent;
        box-shadow: 0 1px 2px 0 rgba(60, 64, 67, 0.3), 0 1px 3px 1px rgba(60, 64, 67, 0.15);
    }

    .feature-icon {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.2rem;
        margin-bottom: 1rem;
        background: var(--info-bg);
        color: var(--accent);
    }

    /* Sidebar */
    .sidebar-desktop {
        position: sticky;
        top: 80px;
        height: calc(100vh - 100px);
        overflow-y: auto;
    }

    .sidebar-link {
        display: flex;
        align-items: center;
        padding: 8px 16px;
        border-radius: 0 16px 16px 0;
        color: var(--fg);
        font-size: 0.9rem;
        font-weight: 500;
        transition: all 0.2s;
        text-decoration: none;
        margin-right: 16px;
    }

    .sidebar-link:hover {
        background: var(--bg-secondary);
    }

    .sidebar-link.active {
        color: var(--accent);
        background: var(--info-bg);
    }

    /* Step Card */
    .step-card {
        display: flex;
        gap: 1rem;
        align-items: flex-start;
        padding: 1rem;
        border-radius: 8px;
        background: #ffffff;
        border: 1px solid var(--border);
        margin-bottom: 0.75rem;
    }

    .step-num {
        width: 28px;
        height: 28px;
        border-radius: 50%;
        background: var(--info-bg);
        color: var(--accent);
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 700;
        font-size: 0.85rem;
        flex-shrink: 0;
    }

    /* Responsive */
    @media (max-width: 1024px) {
        .sidebar-desktop {
            display: none !important;
        }

        .main-docs {
            width: 100% !important;
        }

        .hero-section {
            padding-top: 100px;
        }

        .chart-container,
        .chart-container.tall {
            height: 300px;
        }
    }

    @media (max-width: 640px) {
        .section-title {
            font-size: 1.5rem;
        }

        .chart-container,
        .chart-container.tall {
            height: 260px;
        }
    }

    /* Toast */
    .toast {
        position: fixed;
        bottom: 24px;
        left: 50%;
        transform: translate(-50%, 80px);
        background: #323232;
        color: #ffffff;
        padding: 14px 24px;
        border-radius: 4px;
        font-size: 0.9rem;
        font-family: 'Roboto', sans-serif;
        z-index: 9999;
        opacity: 0;
        transition: all 0.3s;
        pointer-events: none;
        box-shadow: 0 3px 5px -1px rgba(0, 0, 0, .2), 0 6px 10px 0 rgba(0, 0, 0, .14), 0 1px 18px 0 rgba(0, 0, 0, .12);
    }

    .toast.show {
        transform: translate(-50%, 0);
        opacity: 1;
    }

    /* Mobile TOC */
    .mobile-toc-btn {
        display: none;
        position: fixed;
        bottom: 24px;
        right: 24px;
        z-index: 40;
        width: 56px;
        height: 56px;
        border-radius: 50%;
        background: #ffffff;
        color: var(--accent);
        align-items: center;
        justify-content: center;
        font-size: 1.2rem;
        box-shadow: 0 3px 5px -1px rgba(0, 0, 0, .2), 0 6px 10px 0 rgba(0, 0, 0, .14), 0 1px 18px 0 rgba(0, 0, 0, .12);
        cursor: pointer;
        border: none;
    }

    @media (max-width: 1024px) {
        .mobile-toc-btn {
            display: flex;
        }
    }

    .mobile-toc-panel {
        display: none;
        position: fixed;
        inset: 0;
        z-index: 50;
        background: #ffffff;
        padding: 1.5rem;
        overflow-y: auto;
    }

    .mobile-toc-panel.open {
        display: block;
    }

    /* Custom Scrollbar for Drawer */
    .drawer-scroll::-webkit-scrollbar {
        width: 6px;
    }

    .drawer-scroll::-webkit-scrollbar-track {
        background: #f1f1f1;
    }

    .drawer-scroll::-webkit-scrollbar-thumb {
        background: #c1c1c1;
        border-radius: 4px;
    }

    .drawer-scroll::-webkit-scrollbar-thumb:hover {
        background: #a8a8a8;
    }

    /* ========== MOBILE BOTTOM NAVBAR ========== */
    @media (max-width: 1023px) {
        body {
            padding-bottom: 74px !important;
        }

        .sidebar-desktop {
            display: none !important;
        }

        .main-docs {
            width: 100% !important;
        }
    }

    .mobile-bottom-nav {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        z-index: 48;
        display: none;
    }

    @media (max-width: 1023px) {
        .mobile-bottom-nav {
            display: block;
        }
    }

    .mobile-nav-bar {
        display: flex;
        align-items: stretch;
        justify-content: space-around;
        background: rgba(255, 255, 255, 0.96);
        backdrop-filter: blur(24px);
        -webkit-backdrop-filter: blur(24px);
        border-top: 1px solid rgba(0, 0, 0, 0.06);
        box-shadow: 0 -4px 28px rgba(0, 0, 0, 0.08);
        padding-bottom: env(safe-area-inset-bottom, 0px);
    }

    .m-nav-btn {
        flex: 1;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2px;
        padding: 7px 2px 9px;
        border: none;
        background: none;
        color: #9ca3af;
        font-size: 10px;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.2s ease;
        position: relative;
        -webkit-tap-highlight-color: transparent;
    }

    .m-nav-btn i {
        font-size: 19px;
        transition: all 0.25s cubic-bezier(.4, 0, .2, 1);
    }

    .m-nav-btn.active {
        color: #2563eb;
    }

    .m-nav-btn.active i {
        transform: translateY(-2px) scale(1.12);
    }

    .m-nav-btn.active::after {
        content: '';
        position: absolute;
        top: 0;
        left: 50%;
        transform: translateX(-50%);
        width: 24px;
        height: 3px;
        background: linear-gradient(90deg, #3b82f6, #2563eb);
        border-radius: 0 0 4px 4px;
    }

    .m-nav-btn .m-dot {
        position: absolute;
        top: 5px;
        right: calc(50% - 17px);
        width: 8px;
        height: 8px;
        border-radius: 50%;
        background: #ef4444;
        border: 2px solid white;
        transition: background 0.3s;
    }

    .m-nav-btn .m-dot.on {
        background: #22c55e;
    }

    .m-nav-btn .m-badge {
        position: absolute;
        top: 3px;
        right: calc(50% - 20px);
        min-width: 16px;
        height: 16px;
        padding: 0 4px;
        border-radius: 8px;
        background: #ef4444;
        color: white;
        font-size: 9px;
        font-weight: 700;
        display: none;
        align-items: center;
        justify-content: center;
        border: 2px solid white;
    }

    .m-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.4);
        backdrop-filter: blur(2px);
        z-index: 46;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.3s ease;
    }

    .m-overlay.open {
        opacity: 1;
        pointer-events: auto;
    }

    .m-sheet {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        z-index: 47;
        background: white;
        border-radius: 24px 24px 0 0;
        transform: translateY(100%);
        transition: transform 0.38s cubic-bezier(.32, .72, 0, 1);
        max-height: 82vh;
        overflow-y: auto;
        box-shadow: 0 -8px 44px rgba(0, 0, 0, 0.13);
        padding-bottom: 74px;
    }

    .m-sheet.open {
        transform: translateY(0);
    }

    .m-sheet::-webkit-scrollbar {
        width: 4px;
    }

    .m-sheet::-webkit-scrollbar-thumb {
        background: #d1d5db;
        border-radius: 4px;
    }

    .m-handle {
        width: 36px;
        height: 4px;
        background: #d1d5db;
        border-radius: 4px;
        margin: 10px auto 0;
    }

    .m-head {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 16px 20px 12px;
    }

    .m-head h3 {
        font-weight: 700;
        font-size: 17px;
        color: #111827;
        font-family: 'Product Sans', 'Roboto', sans-serif;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .m-x {
        width: 34px;
        height: 34px;
        border-radius: 50%;
        border: none;
        background: #f3f4f6;
        color: #6b7280;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 14px;
        transition: all 0.2s;
    }

    .m-x:active {
        background: #e5e7eb;
        transform: scale(0.9);
    }

    .m-body {
        padding: 0 20px 20px;
    }

    .m-srv {
        display: flex;
        align-items: center;
        gap: 14px;
        padding: 14px 16px;
        background: #f9fafb;
        border: 1px solid #e5e7eb;
        border-radius: 14px;
        margin-bottom: 10px;
        transition: all 0.15s;
    }

    .m-srv:active {
        transform: scale(0.98);
    }

    .m-srv-ic {
        width: 42px;
        height: 42px;
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 17px;
        flex-shrink: 0;
    }

    .m-srv-inf {
        flex: 1;
        min-width: 0;
    }

    .m-srv-nm {
        font-weight: 700;
        font-size: 14px;
        color: #111827;
    }

    .m-srv-st {
        font-size: 11px;
        font-weight: 600;
        display: flex;
        align-items: center;
        gap: 4px;
    }

    .m-srv-st.off {
        color: #ef4444;
    }

    .m-srv-st.on {
        color: #22c55e;
    }

    .m-srv-tb {
        padding: 8px 18px;
        border-radius: 20px;
        border: none;
        font-weight: 700;
        font-size: 12px;
        cursor: pointer;
        transition: all 0.2s;
        flex-shrink: 0;
    }

    .m-srv-tb.go {
        background: #dcfce7;
        color: #15803d;
    }

    .m-srv-tb.no {
        background: #fef2f2;
        color: #dc2626;
    }

    .m-srv-tb:active {
        transform: scale(0.94);
    }

    .m-mn {
        display: flex;
        align-items: center;
        gap: 14px;
        padding: 13px 14px;
        border-radius: 12px;
        color: #374151;
        text-decoration: none;
        font-weight: 500;
        font-size: 14px;
        transition: all 0.15s;
        -webkit-tap-highlight-color: transparent;
    }

    .m-mn:active {
        background: #f3f4f6;
        transform: scale(0.98);
    }

    .m-mn-ic {
        width: 38px;
        height: 38px;
        border-radius: 10px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 15px;
        flex-shrink: 0;
    }

    .m-sec {
        font-size: 11px;
        font-weight: 700;
        color: #9ca3af;
        text-transform: uppercase;
        letter-spacing: 0.05em;
        padding: 14px 14px 6px;
    }

    .m-div {
        height: 1px;
        background: #f3f4f6;
        margin: 12px 0;
    }

    .m-toc {
        display: flex;
        align-items: center;
        gap: 10px;
        padding: 10px 14px;
        border-radius: 10px;
        color: #6b7280;
        text-decoration: none;
        font-size: 13px;
        font-weight: 500;
        transition: all 0.15s;
        -webkit-tap-highlight-color: transparent;
    }

    .m-toc:active {
        background: #eff6ff;
        color: #2563eb;
    }

    .m-toc-n {
        width: 22px;
        height: 22px;
        border-radius: 6px;
        background: #f3f4f6;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 10px;
        font-weight: 700;
        color: #9ca3af;
        flex-shrink: 0;
    }

    .m-acc {
        text-align: center;
        padding: 10px 0 6px;
    }

    .m-av {
        width: 72px;
        height: 72px;
        border-radius: 50%;
        margin: 0 auto 12px;
        border: 3px solid #e5e7eb;
        object-fit: cover;
    }

    .m-nm {
        font-weight: 700;
        font-size: 17px;
        color: #111827;
        margin-bottom: 2px;
    }

    .m-em {
        font-size: 13px;
        color: #9ca3af;
        margin-bottom: 20px;
        word-break: break-all;
    }

    .m-btn-in {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        width: 100%;
        padding: 14px;
        border-radius: 14px;
        border: none;
        background: #2563eb;
        color: white;
        font-weight: 700;
        font-size: 15px;
        cursor: pointer;
        transition: all 0.2s;
        box-shadow: 0 4px 16px rgba(37, 99, 235, 0.3);
        -webkit-tap-highlight-color: transparent;
    }

    .m-btn-in:active {
        transform: scale(0.97);
    }

    .m-btn-out {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        width: 100%;
        padding: 12px;
        border-radius: 12px;
        border: 1px solid #fecaca;
        background: #fef2f2;
        color: #dc2626;
        font-weight: 600;
        font-size: 13px;
        cursor: pointer;
        transition: all 0.2s;
        -webkit-tap-highlight-color: transparent;
    }

    .m-btn-out:active {
        transform: scale(0.97);
    }

    .m-install-row {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        padding: 14px;
        border-radius: 14px;
        background: #2563eb;
        color: white;
        text-decoration: none;
        font-weight: 700;
        font-size: 14px;
        transition: all 0.15s;
        margin-top: 4px;
        -webkit-tap-highlight-color: transparent;
    }

    .m-install-row:active {
        transform: scale(0.97);
        background: #1d4ed8;
    }