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

    html {
        scroll-behavior: smooth;
        font-family: 'Poppins', sans-serif;
        color: #000;
        background: #ffffff;
    }

    body {
        min-height: 100vh;
        overflow-x: hidden;
    }

    a {
        text-decoration: none;
        color: inherit;
    }

    .navbar {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
        background: #ffffff;
        border-bottom: 1px solid #e5e7eb;
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0 32px;
        height: 64px;
        backdrop-filter: blur(10px);
    }

    .navbar-logo {
        font-size: 22px;
        font-weight: 800;
        color: #f97316;
        cursor: pointer;
        display: flex;
        align-items: center;
        gap: 8px;
        letter-spacing: -0.5px;
    }

    .navbar-logo span {
        color: #000;
    }

    .navbar-links {
        display: flex;
        gap: 8px;
        align-items: center;
    }

    .navbar-links a {
        padding: 8px 18px;
        border-radius: 8px;
        font-size: 14px;
        font-weight: 500;
        color: #4b5563;
        transition: all 0.2s ease;
    }

    .navbar-links a:hover {
        background: #fff7ed;
        color: #f97316;
    }

    .navbar-links a.active {
        background: #f97316;
        color: #fff;
    }

    .mobile-menu-btn {
        display: none;
        background: none;
        border: none;
        font-size: 24px;
        cursor: pointer;
        color: #000;
        padding: 4px;
    }

    .page {
        display: none;
        padding-top: 64px;
    }

    .page.active {
        display: block;
    }

    .hero {
        text-align: center;
        padding: 40px 24px 60px;
        max-width: 800px;
        margin: 0 auto;
    }

    .hero-badge {
        display: inline-block;
        background: #fff7ed;
        color: #f97316;
        font-size: 13px;
        font-weight: 600;
        padding: 6px 16px;
        border-radius: 9999px;
        margin-bottom: 24px;
        border: 1px solid #fed7aa;
    }

    .hero h1 {
        font-size: clamp(32px, 5vw, 56px);
        font-weight: 800;
        line-height: 1.1;
        color: #000;
        margin-bottom: 20px;
        letter-spacing: -1px;
    }

    .hero h1 .accent {
        color: #f97316;
    }

    .hero p {
        font-size: 18px;
        color: #4b5563;
        line-height: 1.7;
        max-width: 560px;
        margin: 0 auto 36px;
        font-weight: 400;
    }

    .hero-buttons {
        display: flex;
        gap: 12px;
        justify-content: center;
        flex-wrap: wrap;
    }

    /* Container */
    .cdn-box {
        max-width: 700px;
        margin: 30px auto;
        padding: 22px;
        border-radius: 14px;
        background: #ffffff;
        border: 1px solid #f1f5f9;
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
        font-family: system-ui, -apple-system, sans-serif;
    }

    /* Label */
    .cdn-label {
        color: #f97316;
        font-size: 13px;
        font-weight: 600;
        letter-spacing: 0.5px;
        margin-bottom: 10px;
        text-transform: uppercase;
    }

    /* Wrapper */
    .cdn-input-wrapper {
        display: flex;
        align-items: center;
        gap: 10px;
    }

    /* Input */
    .cdn-input-wrapper input {
        flex: 1;
        padding: 13px 14px;
        border-radius: 10px;
        border: 1px solid #fed7aa;
        background: #fff7ed;
        color: #7c2d12;
        font-size: 14px;
        outline: none;
        transition: all 0.2s ease;
    }

    .cdn-input-wrapper input::selection {
        background: #f97316;
        color: #fff;
    }

    /* Focus state */
    .cdn-input-wrapper input:focus {
        border-color: #f97316;
        background: #ffffff;
        box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.15);
    }

    /* Button */
    .cdn-input-wrapper button {
        padding: 13px 18px;
        border-radius: 10px;
        border: none;
        background: #f97316;
        color: #ffffff;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.2s ease;
    }

    /* Hover */
    .cdn-input-wrapper button:hover {
        background: #ea580c;
    }

    /* Active */
    .cdn-input-wrapper button:active {
        transform: scale(0.96);
    }

    .btn-primary {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: #f97316;
        color: #fff;
        padding: 14px 32px;
        border-radius: 12px;
        font-size: 15px;
        font-weight: 600;
        border: none;
        cursor: pointer;
        transition: all 0.2s ease;
        box-shadow: 0 4px 14px rgba(249, 115, 22, 0.3);
    }

    .btn-primary:hover {
        background: #ea580c;
        transform: translateY(-1px);
        box-shadow: 0 6px 20px rgba(249, 115, 22, 0.4);
    }

    .btn-secondary {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: #fff;
        color: #000;
        padding: 14px 32px;
        border-radius: 12px;
        font-size: 15px;
        font-weight: 600;
        border: 1.5px solid #e5e7eb;
        cursor: pointer;
        transition: all 0.2s ease;
    }

    .btn-secondary:hover {
        border-color: #f97316;
        color: #f97316;
        transform: translateY(-1px);
    }

    .features-strip {
        display: flex;
        justify-content: center;
        gap: 40px;
        padding: 40px 24px;
        flex-wrap: wrap;
        max-width: 900px;
        margin: 0 auto;
    }

    .feature-item {
        text-align: center;
    }

    .feature-item .icon {
        font-size: 28px;
        margin-bottom: 8px;
    }

    .feature-item h4 {
        font-size: 14px;
        font-weight: 600;
        color: #000;
        margin-bottom: 2px;
    }

    .feature-item p {
        font-size: 12px;
        color: #4b5563;
    }

    .examples-section {
        max-width: 1100px;
        margin: 0 auto;
        padding: 40px 24px 80px;
    }

    .examples-section h2 {
        text-align: center;
        font-size: 28px;
        font-weight: 700;
        margin-bottom: 8px;
        color: #000;
    }

    .examples-section>p {
        text-align: center;
        color: #4b5563;
        margin-bottom: 40px;
        font-size: 15px;
    }

    .examples-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
        gap: 20px;
    }

    .example-card {
        background: #fff;
        border: 1px solid #e5e7eb;
        border-radius: 16px;
        padding: 28px 24px;
        transition: all 0.25s ease;
    }

    .example-card:hover {
        border-color: #fdba74;
        box-shadow: 0 8px 30px rgba(249, 115, 22, 0.08);
        transform: translateY(-2px);
    }

    .example-card .card-icon {
        font-size: 32px;
        margin-bottom: 14px;
    }

    .example-card h3 {
        font-size: 17px;
        font-weight: 700;
        margin-bottom: 8px;
        color: #000;
    }

    .example-card p {
        font-size: 13px;
        color: #4b5563;
        line-height: 1.6;
        margin-bottom: 14px;
    }

    .example-card code {
        display: inline-block;
        background: #f3f4f6;
        color: #f97316;
        font-size: 12px;
        padding: 4px 10px;
        border-radius: 6px;
        font-family: 'Courier New', Courier, monospace;
        font-weight: 600;
        margin: 2px;
    }

    .cta-section {
        background: linear-gradient(135deg, #f97316, #fb923c);
        padding: 60px 24px;
        text-align: center;
    }

    .cta-section h2 {
        color: #fff;
        font-size: 32px;
        font-weight: 700;
        margin-bottom: 12px;
    }

    .cta-section p {
        color: rgba(255, 255, 255, 0.9);
        font-size: 16px;
        margin-bottom: 28px;
    }

    .cta-section .btn-white {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: #fff;
        color: #f97316;
        padding: 14px 32px;
        border-radius: 12px;
        font-size: 15px;
        font-weight: 700;
        border: none;
        cursor: pointer;
        transition: all 0.2s ease;
    }

    .cta-section .btn-white:hover {
        transform: translateY(-1px);
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    }

    .footer {
        text-align: center;
        padding: 32px 24px;
        color: #9ca3af;
        font-size: 13px;
        border-top: 1px solid #e5e7eb;
    }

    .footer .heart {
        color: #f97316;
    }

    .docs-layout {
        display: flex;
        min-height: calc(100vh - 64px);
    }

    .docs-sidebar {
        width: 260px;
        min-width: 260px;
        background: #fafafa;
        border-right: 1px solid #e5e7eb;
        position: sticky;
        top: 64px;
        height: calc(100vh - 64px);
        overflow-y: auto;
        padding: 24px 0;
        transition: transform 0.3s ease;
    }

    .docs-sidebar h3 {
        font-size: 11px;
        text-transform: uppercase;
        letter-spacing: 1.5px;
        color: #9ca3af;
        padding: 0 24px;
        margin-bottom: 12px;
        font-weight: 600;
    }

    .sidebar-link {
        display: block;
        padding: 9px 24px;
        font-size: 14px;
        color: #4b5563;
        font-weight: 500;
        transition: all 0.15s ease;
        border-left: 3px solid transparent;
        cursor: pointer;
    }

    .sidebar-link:hover {
        background: #fff7ed;
        color: #f97316;
    }

    .sidebar-link.active {
        background: #fff7ed;
        color: #f97316;
        border-left-color: #f97316;
        font-weight: 600;
    }

    .sidebar-overlay {
        display: none;
    }

    .mobile-sidebar-btn {
        display: none;
        position: fixed;
        bottom: 24px;
        right: 24px;
        z-index: 999;
        background: #f97316;
        color: #fff;
        border: none;
        width: 52px;
        height: 52px;
        border-radius: 50%;
        font-size: 22px;
        cursor: pointer;
        box-shadow: 0 4px 16px rgba(249, 115, 22, 0.4);
        transition: transform 0.2s ease;
    }

    .mobile-sidebar-btn:hover {
        transform: scale(1.05);
    }

    .docs-content {
        flex: 1;
        padding: 40px 40px 80px;
        max-width: 900px;
    }

    .docs-content h1 {
        font-size: 32px;
        font-weight: 800;
        color: #000;
        margin-bottom: 8px;
    }

    .docs-content>p.subtitle {
        color: #4b5563;
        font-size: 15px;
        margin-bottom: 48px;
        line-height: 1.6;
    }

    .docs-section {
        margin-bottom: 56px;
        scroll-margin-top: 88px;
    }

    .docs-section h2 {
        font-size: 22px;
        font-weight: 700;
        color: #000;
        margin-bottom: 20px;
        padding-bottom: 10px;
        border-bottom: 2px solid #f3f4f6;
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .docs-section h2 .section-dot {
        width: 10px;
        height: 10px;
        background: #f97316;
        border-radius: 50%;
        flex-shrink: 0;
    }

    .class-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 14px;
    }

    .class-card {
        background: #fff;
        border: 1px solid #e5e7eb;
        border-radius: 12px;
        overflow: hidden;
        transition: all 0.2s ease;
    }

    .class-card:hover {
        border-color: #fdba74;
        box-shadow: 0 4px 20px rgba(249, 115, 22, 0.07);
    }

    .class-card-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 12px 16px;
        border-bottom: 1px solid #f3f4f6;
        background: #fafafa;
    }

    .class-name {
        font-family: 'Courier New', Courier, monospace;
        font-size: 13px;
        font-weight: 700;
        color: #f97316;
    }

    .copy-btn {
        background: #fff;
        border: 1px solid #e5e7eb;
        border-radius: 6px;
        padding: 4px 10px;
        font-size: 11px;
        font-weight: 600;
        cursor: pointer;
        color: #4b5563;
        font-family: 'Poppins', sans-serif;
        transition: all 0.15s ease;
    }

    .copy-btn:hover {
        background: #f97316;
        color: #fff;
        border-color: #f97316;
    }

    .class-card-preview {
        padding: 16px;
        min-height: 70px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .class-card-css {
        padding: 8px 16px;
        border-top: 1px solid #f3f4f6;
        background: #fafafa;
    }

    .class-card-css code {
        font-size: 11px;
        color: #6b7280;
        font-family: 'Courier New', Courier, monospace;
    }

    /* Preview helper elements */
    .preview-box {
        background: #fff7ed;
        border: 1.5px dashed #fdba74;
        border-radius: 6px;
        min-width: 40px;
        min-height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 12px;
        color: #f97316;
        font-weight: 600;
        word-break: break-word;
    }

    .preview-container {
        border: 1.5px dashed #d1d5db;
        border-radius: 6px;
        background: #f9fafb;
        width: 100%;
    }

    .preview-text {
        font-size: 14px;
        font-weight: 500;
    }

    .toast {
        position: fixed;
        bottom: 32px;
        left: 50%;
        transform: translateX(-50%) translateY(100px);
        background: #000;
        color: #fff;
        padding: 12px 24px;
        border-radius: 10px;
        font-size: 13px;
        font-weight: 500;
        z-index: 9999;
        opacity: 0;
        transition: all 0.3s ease;
        pointer-events: none;
        white-space: nowrap;
    }

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

    @media (max-width: 768px) {
        .navbar {
            padding: 0 16px;
        }

        .navbar-links {
            display: none;
        }

        .navbar-links.open {
            display: flex;
            position: absolute;
            top: 64px;
            left: 0;
            right: 0;
            background: #fff;
            flex-direction: column;
            padding: 16px;
            border-bottom: 1px solid #e5e7eb;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
        }

        .mobile-menu-btn {
            display: block;
        }

        .hero {
            padding: 48px 20px 40px;
        }

        .hero h1 {
            font-size: 28px;
        }

        .hero p {
            font-size: 15px;
        }

        .features-strip {
            gap: 24px;
        }

        .docs-sidebar {
            position: fixed;
            left: 0;
            top: 64px;
            z-index: 900;
            transform: translateX(-100%);
            box-shadow: 4px 0 24px rgba(0, 0, 0, 0.1);
            background: #fff;
        }

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

        .sidebar-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.3);
            z-index: 899;
            top: 64px;
        }

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

        .mobile-sidebar-btn {
            display: block;
        }

        .docs-content {
            padding: 24px 16px 80px;
        }

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

        .cta-section h2 {
            font-size: 24px;
        }
    }

    @media (max-width: 480px) {
        .hero-buttons {
            flex-direction: column;
            align-items: center;
        }

        .btn-primary,
        .btn-secondary {
            width: 100%;
            justify-content: center;
        }

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