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

        body {
            font-family: 'Inter', sans-serif;
            background-color: #fefefe;
            color: #1e1e2a;
            line-height: 1.5;
            scroll-behavior: smooth;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Buttons & elements */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background-color: #e85d04;
            color: white;
            border: none;
            padding: 12px 28px;
            font-weight: 600;
            font-size: 1rem;
            border-radius: 40px;
            cursor: pointer;
            transition: all 0.25s ease;
            text-decoration: none;
            box-shadow: 0 4px 8px rgba(232, 93, 4, 0.2);
        }

        .btn i {
            font-size: 1.1rem;
        }

        .btn:hover {
            background-color: #c44f02;
            transform: translateY(-2px);
            box-shadow: 0 8px 18px rgba(232, 93, 4, 0.3);
        }

        .btn-outline {
            background: transparent;
            border: 2px solid #e85d04;
            color: #e85d04;
            box-shadow: none;
        }

        .btn-outline:hover {
            background: #e85d04;
            color: white;
        }

        /* Hero section */
        .hero {
            padding: 48px 0 24px 0;
            border-bottom: 1px solid #eee;
        }

        .hero-badge {
            background: #ffedd5;
            color: #b45309;
            padding: 6px 14px;
            border-radius: 40px;
            font-size: 0.8rem;
            font-weight: 600;
            display: inline-block;
            margin-bottom: 20px;
        }

        .hero h1 {
            font-size: 2.6rem;
            font-weight: 700;
            line-height: 1.2;
            background: linear-gradient(135deg, #1e1e2a 0%, #3b2a1f 100%);
            background-clip: text;
            -webkit-background-clip: text;
            color: transparent;
            margin-bottom: 16px;
        }

        .hero-sub {
            font-size: 1.1rem;
            color: #4a4a5a;
            max-width: 80%;
        }

        /* Product showcase */
        .product-showcase {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            margin: 56px 0 64px 0;
            align-items: center;
        }

        .product-image {
            background: linear-gradient(145deg, #f8f4ea, #f0ede5);
            border-radius: 48px;
            padding: 20px;
            box-shadow: 0 25px 35px -12px rgba(0, 0, 0, 0.15);
            text-align: center;
            transition: transform 0.3s ease;
        }

        .product-image img {
            width: 100%;
            max-width: 500px;
            border-radius: 32px;
            display: block;
            margin: 0 auto;
            object-fit: cover;
            background: #e9e3d8;
        }

        .image-caption {
            margin-top: 16px;
            font-size: 0.85rem;
            color: #7e6e5c;
            font-weight: 500;
        }

        .usp-list {
            list-style: none;
        }

        .usp-list li {
            display: flex;
            gap: 16px;
            margin-bottom: 28px;
            align-items: flex-start;
        }

        .usp-icon {
            background: #fff0e5;
            width: 52px;
            height: 52px;
            border-radius: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: #e85d04;
            font-size: 1.6rem;
        }

        .usp-text h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .usp-text p {
            color: #4b4b5a;
        }

        /* Common sections */
        .section {
            margin: 80px 0;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 16px;
            text-align: center;
        }

        .section-sub {
            text-align: center;
            color: #5e5e70;
            max-width: 680px;
            margin: 0 auto 48px auto;
        }

        /* Advantages grid */
        .advantages-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 32px;
        }

        .adv-card {
            background: white;
            padding: 28px 24px;
            border-radius: 32px;
            box-shadow: 0 12px 24px -12px rgba(0, 0, 0, 0.08);
            transition: all 0.25s;
            border: 1px solid #f0ede8;
            text-align: center;
        }

        .adv-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 30px -12px rgba(0, 0, 0, 0.12);
            border-color: #ffd9b5;
        }

        .adv-icon {
            font-size: 2.8rem;
            color: #e85d04;
            margin-bottom: 20px;
        }

        .adv-card h3 {
            font-size: 1.4rem;
            margin-bottom: 12px;
            font-weight: 700;
        }

        .adv-card p {
            color: #5a5a6e;
        }

        /* Scenes grid */
        .scenes-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 30px;
            margin-top: 20px;
        }

        .scene-item {
            background: #fef9f2;
            border-radius: 28px;
            padding: 28px 16px;
            text-align: center;
            transition: 0.2s;
        }

        .scene-item i {
            font-size: 2.6rem;
            color: #e85d04;
            margin-bottom: 20px;
        }

        .scene-item h4 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .scene-item p {
            font-size: 0.9rem;
            color: #666;
        }

        /* Specification table */
        .spec-table-wrapper {
            background: white;
            border-radius: 36px;
            padding: 8px;
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.05);
            border: 1px solid #f2ede5;
            overflow-x: auto;
        }

        .spec-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 1rem;
        }

        .spec-table th, .spec-table td {
            text-align: left;
            padding: 16px 20px;
            border-bottom: 1px solid #ece6dc;
        }

        .spec-table th {
            background-color: #fdf8f0;
            font-weight: 700;
            width: 35%;
            color: #2b241c;
        }

        .spec-table tr:last-child td, .spec-table tr:last-child th {
            border-bottom: none;
        }

        /* FAQ accordion */
        .faq-list {
            max-width: 880px;
            margin: 0 auto;
        }

        .faq-item {
            background: white;
            border-radius: 24px;
            margin-bottom: 16px;
            border: 1px solid #eee7df;
            overflow: hidden;
            transition: all 0.2s;
        }

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 28px;
            cursor: pointer;
            font-weight: 700;
            font-size: 1.08rem;
            background: white;
            transition: background 0.2s;
        }

        .faq-question:hover {
            background: #fefaf4;
        }

        .faq-question i {
            font-size: 1.2rem;
            color: #e85d04;
            transition: transform 0.25s;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease-out, padding 0.2s;
            padding: 0 28px;
            color: #5a5a6e;
            border-top: 0px solid #f0e5d8;
        }

        .faq-item.active .faq-answer {
            max-height: 280px;
            padding: 0 28px 24px 28px;
            border-top-width: 1px;
            border-top-style: solid;
            border-top-color: #f0e5d8;
        }

        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }

        /* CTA Banner */
        .cta-banner {
            background: linear-gradient(110deg, #2c241a 0%, #3e2d1f 100%);
            border-radius: 48px;
            padding: 56px 32px;
            text-align: center;
            color: white;
            margin: 60px 0 40px;
        }

        .cta-banner h2 {
            font-size: 1.9rem;
            margin-bottom: 12px;
        }

        .cta-banner p {
            opacity: 0.85;
            margin-bottom: 28px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        footer {
            text-align: center;
            padding: 32px 0 48px;
            border-top: 1px solid #ece2d6;
            margin-top: 40px;
            color: #7e6e5c;
            font-size: 0.85rem;
        }

        @media (max-width: 880px) {
            .product-showcase {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero-sub {
                max-width: 100%;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .cta-banner h2 {
                font-size: 1.5rem;
            }
            .btn {
                padding: 10px 22px;
            }
        }