:root {
            --idji-primary: #FF6600;
            --idji-primary-light: #FF8533;
            --idji-secondary: #2B2E33;
            --idji-accent: #FF3D00;
            --idji-bg-gray: #F8F9FA;
            --idji-text-main: #333333;
            --idji-text-muted: #666666;
            --idji-white: #FFFFFF;
            --idji-shadow: 0 10px 30px rgba(255, 102, 0, 0.08);
            --idji-radius: 16px;
            --idji-container-width: 1320px;
        }

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

        body {
            font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
            color: var(--idji-text-main);
            background-color: var(--idji-white);
            line-height: 1.6;
            overflow-x: hidden;
            word-break: break-word;
        }

        /* Typography */
        h1, h2, h3 {
            line-height: 1.2;
            word-break: keep-all;
            white-space: normal;
        }

        .idji-fluid-h1 { font-size: clamp(2.5rem, 5vw + 1rem, 4.5rem); font-weight: 800; }
        .idji-fluid-h2 { font-size: clamp(1.8rem, 3vw + 0.5rem, 2.8rem); font-weight: 700; margin-bottom: 24px; }
        .idji-fluid-p { font-size: clamp(1rem, 1vw + 0.5rem, 1.25rem); line-height: 1.8; }

        /* Navigation */
        .idji-navbar {
            position: fixed;
            top: 0;
            width: 100%;
            height: 80px;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(15px);
            z-index: 1000;
            border-bottom: 1px solid rgba(0,0,0,0.05);
            display: flex;
            align-items: center;
        }

        .idji-nav-container {
            max-width: var(--idji-container-width);
            margin: 0 auto;
            width: 100%;
            padding: 0 32px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }

        .idji-logo {
            min-width: 0;
            flex-shrink: 0;
        }

        .idji-logo img {
            height: 40px;
            display: block;
        }

        .idji-nav-links {
            display: flex;
            list-style: none;
            gap: 24px;
            flex-wrap: wrap;
            min-width: 0;
        }

        .idji-nav-links a {
            text-decoration: none;
            color: var(--idji-secondary);
            font-weight: 500;
            font-size: 15px;
            transition: color 0.3s;
        }

        .idji-nav-links a:hover {
            color: var(--idji-primary);
        }

        /* Hero Section - Unique Layered Design */
        .idji-hero {
            padding: 160px 32px 96px;
            background: radial-gradient(circle at 90% 10%, rgba(255,102,0,0.05) 0%, transparent 40%),
                        radial-gradient(circle at 10% 90%, rgba(255,102,0,0.03) 0%, transparent 40%);
            text-align: center;
            position: relative;
        }

        .idji-hero-inner {
            max-width: 1000px;
            margin: 0 auto;
        }

        .idji-hero-badge {
            display: inline-block;
            padding: 8px 20px;
            background: rgba(255,102,0,0.1);
            color: var(--idji-primary);
            border-radius: 50px;
            font-weight: 600;
            margin-bottom: 24px;
            font-size: 14px;
        }

        .idji-hero h1 {
            color: var(--idji-secondary);
            margin-bottom: 24px;
            letter-spacing: -1px;
        }

        .idji-hero p {
            color: var(--idji-text-muted);
            max-width: 700px;
            margin: 0 auto 48px;
        }

        .idji-btn-group {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            min-width: 0;
        }

        .idji-btn {
            display: inline-flex;
            align-items: center;
            padding: 16px 40px;
            border-radius: 50px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            cursor: pointer;
        }

        .idji-btn-primary {
            background: linear-gradient(135deg, var(--idji-primary), var(--idji-accent));
            color: var(--idji-white);
            box-shadow: 0 10px 20px rgba(255, 61, 0, 0.2);
        }

        .idji-btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 30px rgba(255, 61, 0, 0.3);
        }

        /* Review Grid Section */
        .idji-section {
            padding: 96px 32px;
            max-width: var(--idji-container-width);
            margin: 0 auto;
        }

        .idji-grid-3 {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 32px;
        }

        .idji-card {
            background: var(--idji-white);
            border: 1px solid rgba(0,0,0,0.05);
            padding: 40px;
            border-radius: var(--idji-radius);
            transition: all 0.4s ease;
            position: relative;
            overflow: hidden;
            min-width: 0;
        }

        .idji-card:hover {
            border-color: var(--idji-primary);
            transform: translateY(-8px);
            shadow: var(--idji-shadow);
        }

        .idji-card-icon {
            width: 56px;
            height: 56px;
            background: var(--idji-bg-gray);
            border-radius: 12px;
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--idji-primary);
        }

        .idji-card h3 {
            margin-bottom: 16px;
            font-size: 22px;
        }

        /* Feature Split Layout */
        .idji-split-feature {
            display: flex;
            align-items: center;
            gap: 64px;
            margin-top: 64px;
            flex-wrap: wrap;
        }

        .idji-split-content {
            flex: 1;
            min-width: 300px;
        }

        .idji-split-visual {
            flex: 1;
            min-width: 300px;
            background: linear-gradient(135deg, #FFF5F0 0%, #FFF 100%);
            padding: 48px;
            border-radius: 24px;
            border: 1px solid rgba(255,102,0,0.1);
        }

        .idji-stat-box {
            display: flex;
            gap: 32px;
            margin-top: 32px;
            flex-wrap: wrap;
        }

        .idji-stat-item b {
            display: block;
            font-size: 32px;
            color: var(--idji-primary);
        }

        /* Comparison Table */
        .idji-table-container {
            width: 100%;
            overflow-x: auto;
            margin-top: 48px;
            border-radius: 16px;
            border: 1px solid rgba(0,0,0,0.05);
        }

        .idji-compare-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 600px;
            background: var(--idji-white);
        }

        .idji-compare-table th {
            background: var(--idji-bg-gray);
            padding: 20px;
            text-align: left;
            font-weight: 700;
        }

        .idji-compare-table td {
            padding: 20px;
            border-top: 1px solid rgba(0,0,0,0.05);
        }

        .idji-highlight {
            color: var(--idji-primary);
            font-weight: 600;
        }

        /* FAQ Section */
        .idji-faq-list {
            max-width: 900px;
            margin: 0 auto;
        }

        .idji-faq-item {
            margin-bottom: 24px;
            border-bottom: 1px solid rgba(0,0,0,0.05);
            padding-bottom: 24px;
        }

        .idji-faq-q {
            font-weight: 700;
            font-size: 18px;
            margin-bottom: 12px;
            color: var(--idji-secondary);
        }

        /* Footer */
        .idji-footer {
            background: var(--idji-secondary);
            color: rgba(255,255,255,0.7);
            padding: 80px 32px 40px;
        }

        .idji-footer-grid {
            max-width: var(--idji-container-width);
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 48px;
            margin-bottom: 64px;
        }

        .idji-footer-brand {
            grid-column: span 2;
        }

        .idji-footer-brand h2 {
            color: var(--idji-white);
            margin-bottom: 20px;
        }

        .idji-footer h4 {
            color: var(--idji-white);
            margin-bottom: 24px;
        }

        .idji-footer ul {
            list-style: none;
        }

        .idji-footer ul li {
            margin-bottom: 12px;
        }

        .idji-footer ul a {
            color: inherit;
            text-decoration: none;
            transition: color 0.3s;
        }

        .idji-footer ul a:hover {
            color: var(--idji-primary);
        }

        .idji-copyright {
            max-width: var(--idji-container-width);
            margin: 0 auto;
            padding-top: 40px;
            border-top: 1px solid rgba(255,255,255,0.1);
            text-align: center;
            font-size: 14px;
        }

        /* Mobile Adjustments */
        @media (max-width: 768px) {
            .idji-nav-links {
                display: none; /* In a real site, implement a hamburger menu */
            }
            .idji-hero {
                padding: 120px 24px 64px;
            }
            .idji-section {
                padding: 64px 24px;
            }
            .idji-grid-3 {
                grid-template-columns: 1fr;
            }
            .idji-split-feature {
                gap: 32px;
            }
            .idji-footer-brand {
                grid-column: span 1;
            }
        }