:root {
            --eztx-primary: #1D5DFF;
            --eztx-primary-dark: #0045F5;
            --eztx-accent: #FF4D4F;
            --eztx-text-main: #1E293B;
            --eztx-text-muted: #64748B;
            --eztx-bg-light: #F8FAFC;
            --eztx-white: #ffffff;
            --eztx-border: #E2E8F0;
            --eztx-radius-lg: 24px;
            --eztx-radius-md: 16px;
            --eztx-shadow: 0 10px 30px -5px rgba(2, 12, 27, 0.08);
            --eztx-container-width: 1320px;
        }

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

        body {
            font-family: "Inter", "Microsoft YaHei", sans-serif;
            color: var(--eztx-text-main);
            background-color: var(--eztx-white);
            line-height: 1.7;
            overflow-x: hidden;
            word-break: break-word;
        }

        /* Fluid Typography */
        h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); line-height: 1.2; font-weight: 800; letter-spacing: -0.02em; }
        h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); line-height: 1.3; font-weight: 700; }
        h3 { font-size: clamp(1.4rem, 2.5vw, 1.8rem); font-weight: 600; }
        p { font-size: clamp(1rem, 1.2vw, 1.15rem); color: var(--eztx-text-muted); }

        /* Navigation */
        .eztx-navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(15px);
            border-bottom: 1px solid var(--eztx-border);
            padding: 0 40px;
            height: 80px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .eztx-logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
        }

        .eztx-logo img {
            height: 32px;
            width: auto;
        }

        .eztx-nav-menu {
            display: flex;
            list-style: none;
            gap: 8px;
            flex-wrap: wrap;
            justify-content: flex-end;
        }

        .eztx-nav-item {
            min-width: 0;
        }

        .eztx-nav-link {
            text-decoration: none;
            color: var(--eztx-text-main);
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 8px;
            transition: all 0.3s ease;
            font-size: 0.95rem;
            white-space: nowrap;
        }

        .eztx-nav-link:hover {
            background: rgba(29, 93, 255, 0.05);
            color: var(--eztx-primary);
        }

        .eztx-nav-link.active {
            color: var(--eztx-primary);
            background: rgba(29, 93, 255, 0.1);
        }

        /* Layout Helpers */
        .eztx-container {
            max-width: var(--eztx-container-width);
            margin: 0 auto;
            padding: 0 32px;
            width: 100%;
        }

        .eztx-section {
            padding: 96px 0;
            position: relative;
        }

        .eztx-flex {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
        }

        .eztx-flex > * {
            flex: 1;
            min-width: 0;
        }

        /* Hero Section - Unique Diagonal Split */
        .eztx-hero {
            padding-top: 160px;
            padding-bottom: 120px;
            background: radial-gradient(circle at 80% 20%, rgba(29, 93, 255, 0.05) 0%, transparent 50%);
            overflow: hidden;
        }

        .eztx-hero-content {
            max-width: 800px;
            margin-bottom: 64px;
        }

        .eztx-hero-tag {
            display: inline-block;
            background: rgba(29, 93, 255, 0.1);
            color: var(--eztx-primary);
            padding: 6px 16px;
            border-radius: 100px;
            font-weight: 600;
            font-size: 0.9rem;
            margin-bottom: 24px;
        }

        .eztx-hero h1 {
            margin-bottom: 24px;
            word-break: keep-all;
        }

        .eztx-hero-visual {
            position: relative;
            margin-top: 48px;
            display: flex;
            justify-content: center;
        }

        .eztx-floating-card {
            background: var(--eztx-white);
            border-radius: var(--eztx-radius-lg);
            box-shadow: 0 40px 80px -15px rgba(0,0,0,0.12);
            padding: 24px;
            max-width: 100%;
            border: 1px solid rgba(255,255,255,0.8);
            transform: perspective(1000px) rotateX(5deg);
            transition: transform 0.5s ease;
        }

        .eztx-floating-card:hover {
            transform: perspective(1000px) rotateX(0deg) translateY(-10px);
        }

        /* Template Gallery - Bento Grid Style */
        .eztx-gallery-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
            gap: 32px;
        }

        .eztx-card {
            background: var(--eztx-bg-light);
            border-radius: var(--eztx-radius-md);
            overflow: hidden;
            border: 1px solid var(--eztx-border);
            transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
            display: flex;
            flex-direction: column;
        }

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

        .eztx-card-image {
            width: 100%;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            position: relative;
        }

        .eztx-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

        .eztx-card:hover .eztx-card-image img {
            transform: scale(1.05);
        }

        .eztx-card-body {
            padding: 24px;
            flex-grow: 1;
        }

        .eztx-card-tag {
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            color: var(--eztx-primary);
            font-weight: 700;
            margin-bottom: 8px;
            display: block;
        }

        .eztx-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 28px;
            border-radius: 12px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s ease;
            cursor: pointer;
            border: none;
        }

        .eztx-btn-primary {
            background: var(--eztx-primary);
            color: var(--eztx-white);
        }

        .eztx-btn-primary:hover {
            background: var(--eztx-primary-dark);
            box-shadow: 0 8px 20px rgba(29, 93, 255, 0.3);
        }

        /* Collaboration Engine Features */
        .eztx-engine-section {
            background-color: #0F172A;
            color: var(--eztx-white);
            border-radius: 48px;
            margin: 40px 20px;
        }

        .eztx-engine-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 48px;
            margin-top: 64px;
        }

        .eztx-engine-item h3 {
            color: var(--eztx-white);
            margin-bottom: 16px;
        }

        .eztx-engine-item p {
            color: #94A3B8;
        }

        .eztx-badge-list {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 24px;
        }

        .eztx-badge {
            background: rgba(255,255,255,0.1);
            padding: 4px 12px;
            border-radius: 6px;
            font-size: 0.85rem;
        }

        /* Footer */
        .eztx-footer {
            padding: 80px 0 40px;
            background: var(--eztx-bg-light);
            border-top: 1px solid var(--eztx-border);
        }

        .eztx-footer-brand {
            font-weight: 800;
            font-size: 1.5rem;
            color: var(--eztx-text-main);
            margin-bottom: 16px;
        }

        .eztx-footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
            margin-bottom: 64px;
        }

        .eztx-footer-title {
            font-weight: 700;
            margin-bottom: 24px;
            font-size: 1rem;
        }

        .eztx-footer-links {
            list-style: none;
        }

        .eztx-footer-links li {
            margin-bottom: 12px;
        }

        .eztx-footer-links a {
            text-decoration: none;
            color: var(--eztx-text-muted);
            transition: color 0.3s;
        }

        .eztx-footer-links a:hover {
            color: var(--eztx-primary);
        }

        .eztx-copyright {
            padding-top: 40px;
            border-top: 1px solid var(--eztx-border);
            text-align: center;
            font-size: 0.9rem;
            color: var(--eztx-text-muted);
        }

        /* Responsive */
        @media (max-width: 992px) {
            .eztx-navbar { padding: 0 20px; }
            .eztx-nav-menu { display: none; } /* Simplified for demo, usually a hamburger */
        }

        @media (max-width: 768px) {
            .eztx-section { padding: 64px 0; }
            .eztx-engine-section { border-radius: 24px; margin: 20px 10px; }
            .eztx-flex { flex-direction: column; }
            .eztx-gallery-grid { grid-template-columns: 1fr; }
        }