/* Banner */
        .packages-banner {
            background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
            padding: 120px 20px 100px;
            text-align: center;
            color: var(--text-dark);
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid rgba(24, 144, 255, 0.1);
        }

        .packages-banner::before {
            content: '';
            position: absolute;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
            top: -250px;
            right: -250px;
            border-radius: 50%;
        }

        .packages-banner::after {
            content: '';
            position: absolute;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
            bottom: -200px;
            left: -200px;
            border-radius: 50%;
        }

        .banner-content {
            max-width: 1200px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
        }

        .packages-banner h1 {
            font-size: 56px;
            margin-bottom: 24px;
            font-weight: 700;
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .packages-banner .banner-subtitle {
            font-size: 20px;
            color: var(--dark-gray);
            margin-bottom: 40px;
            line-height: 1.8;
        }

        /* Container */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Section */
        .section {
            padding: 80px 0;
        }

        .section-title {
            text-align: center;
            font-size: 36px;
            color: var(--text-dark);
            margin-bottom: 16px;
            font-weight: 600;
        }

        .section-subtitle {
            text-align: center;
            color: var(--dark-gray);
            font-size: 16px;
            margin-bottom: 50px;
        }

        /* Packages Grid */
        .packages-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
            margin-bottom: 40px;
        }

        .package-card {
            background: var(--white);
            border-radius: 16px;
            padding: 40px 30px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.08);
            transition: all 0.3s ease;
            border: 2px solid transparent;
            position: relative;
            overflow: hidden;
        }

        .package-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
            transform: scaleX(0);
            transition: transform 0.3s ease;
        }

        .package-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 40px rgba(0,0,0,0.15);
            border-color: var(--primary-blue);
        }

        .package-card:hover::before {
            transform: scaleX(1);
        }

        .package-badge {
            position: absolute;
            top: 20px;
            right: 20px;
            color: var(--white);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            transition: all 0.3s ease;
        }

        /* 有材料 - 鲜艳橙色（醒目、活力） */
        .package-badge.badge-with-materials {
            background: #FF6B35;
        }

        .package-badge.badge-with-materials:hover {
            background: #FF5722;
            transform: translateY(-2px);
        }

        /* 无材料 - 鲜艳蓝色（专业、清新） */
        .package-badge.badge-without-materials {
            background: #00BCD4;
        }

        .package-badge.badge-without-materials:hover {
            background: #00ACC1;
            transform: translateY(-2px);
        }

        /* 电子软著 - 鲜艳紫红色（快速、时尚） */
        .package-badge.badge-electronic {
            background: #E91E63;
        }

        .package-badge.badge-electronic:hover {
            background: #C2185B;
            transform: translateY(-2px);
        }

        .package-title {
            font-size: 26px;
            color: var(--text-dark);
            margin-bottom: 16px;
            font-weight: 600;
        }

        .package-price {
            font-size: 42px;
            color: var(--orange);
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.2;
        }

        .package-price-unit {
            font-size: 18px;
            color: var(--dark-gray);
            font-weight: 400;
        }

        .package-desc {
            color: var(--dark-gray);
            margin-bottom: 24px;
            font-size: 15px;
            line-height: 1.8;
        }

        .package-urgent {
            background: var(--light-blue);
            padding: 12px 16px;
            border-radius: 8px;
            color: var(--primary-blue);
            font-size: 14px;
            margin-bottom: 24px;
            border-left: 3px solid var(--primary-blue);
        }

        .package-features {
            margin-bottom: 30px;
        }

        .package-features-title {
            font-size: 16px;
            color: var(--text-dark);
            margin-bottom: 16px;
            font-weight: 600;
        }

        .package-feature-item {
            display: flex;
            align-items: flex-start;
            margin-bottom: 12px;
            font-size: 14px;
            color: var(--dark-gray);
            line-height: 1.6;
        }

        .package-feature-item::before {
            content: '✓';
            color: var(--primary-blue);
            font-weight: 700;
            margin-right: 10px;
            flex-shrink: 0;
            margin-top: 2px;
        }

        .package-btn {
            width: 100%;
            text-align: center;
            padding: 14px;
            font-size: 16px;
            font-weight: 600;
        }

        /* Service Guarantee */
        .guarantee-section {
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
            color: var(--white);
            padding: 60px 0;
        }

        .guarantee-box {
            background: rgba(255, 255, 255, 0.1);
            border-radius: 16px;
            padding: 40px;
            backdrop-filter: blur(10px);
        }

        .guarantee-title {
            font-size: 28px;
            margin-bottom: 30px;
            font-weight: 600;
            text-align: center;
        }

        .guarantee-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }

        .guarantee-item {
            background: rgba(255, 255, 255, 0.15);
            padding: 24px;
            border-radius: 12px;
            font-size: 15px;
            line-height: 1.8;
            transition: all 0.3s ease;
        }

        .guarantee-item:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-4px);
        }

        .guarantee-item::before {
            content: '✓';
            display: inline-block;
            width: 24px;
            height: 24px;
            background: rgba(255, 255, 255, 0.3);
            border-radius: 50%;
            text-align: center;
            line-height: 24px;
            margin-right: 12px;
            font-weight: 700;
        }

        /* Process Section */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 40px;
        }

        .process-card {
            background: var(--white);
            padding: 36px;
            border-radius: 16px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.08);
            transition: all 0.3s ease;
            border-top: 4px solid var(--primary-blue);
        }

        .process-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 40px rgba(0,0,0,0.15);
        }

        .process-number {
            display: inline-block;
            width: 48px;
            height: 48px;
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
            color: var(--white);
            border-radius: 50%;
            text-align: center;
            line-height: 48px;
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .process-card-title {
            font-size: 22px;
            color: var(--text-dark);
            margin-bottom: 12px;
            font-weight: 600;
        }

        .process-card-desc {
            color: var(--dark-gray);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .process-item {
            padding: 10px 0;
            border-bottom: 1px solid #f0f0f0;
            color: var(--text-dark);
            font-size: 14px;
            display: flex;
            align-items: center;
        }

        .process-item::before {
            content: '✓';
            color: var(--primary-blue);
            font-weight: 700;
            margin-right: 10px;
        }

        .process-item:last-child {
            border-bottom: none;
        }

        /* Comparison Table */
        .comparison-section {
            background: var(--gray);
        }

        .comparison-table {
            width: 100%;
            background: var(--white);
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0,0,0,0.08);
            margin-top: 40px;
        }

        .comparison-table table {
            width: 100%;
            border-collapse: collapse;
        }

        .comparison-table th {
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
            color: var(--white);
            padding: 20px;
            text-align: left;
            font-weight: 600;
            font-size: 16px;
        }

        .comparison-table th:first-child {
            width: 200px;
        }

        .comparison-table td {
            padding: 18px 20px;
            border-bottom: 1px solid #f0f0f0;
            color: var(--text-dark);
            font-size: 15px;
        }

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

        .comparison-table tr:hover {
            background: var(--light-blue);
        }

        .comparison-table .check {
            color: var(--primary-blue);
            font-weight: 700;
            font-size: 18px;
        }

        /* FAQ Section */
        .faq-section {
            background: var(--white);
        }

        .faq-list {
            max-width: 900px;
            margin: 0 auto;
            margin-top: 40px;
        }

        .faq-item {
            background: var(--white);
            border: 1px solid #e8e8e8;
            border-radius: 12px;
            margin-bottom: 16px;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .faq-item:hover {
            border-color: var(--primary-blue);
            box-shadow: 0 4px 12px rgba(24, 144, 255, 0.1);
        }

        .faq-question {
            padding: 20px 24px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            transition: all 0.3s ease;
        }

        .faq-question:hover {
            color: var(--primary-blue);
        }

        .faq-icon {
            width: 20px;
            height: 20px;
            position: relative;
            transition: transform 0.3s ease;
        }

        .faq-icon::before,
        .faq-icon::after {
            content: '';
            position: absolute;
            background: var(--primary-blue);
            transition: all 0.3s ease;
        }

        .faq-icon::before {
            width: 20px;
            height: 2px;
            top: 50%;
            left: 0;
            transform: translateY(-50%);
        }

        .faq-icon::after {
            width: 2px;
            height: 20px;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
        }

        .faq-item.active .faq-icon::after {
            transform: translateX(-50%) rotate(90deg);
            opacity: 0;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            padding: 0 24px;
        }

        .faq-item.active .faq-answer {
            max-height: 500px;
            padding: 0 24px 20px;
        }

        .faq-answer-content {
            color: var(--dark-gray);
            font-size: 15px;
            line-height: 1.8;
            padding-top: 16px;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
            padding: 80px 20px;
            text-align: center;
            color: var(--white);
        }

        .cta-content {
            max-width: 800px;
            margin: 0 auto;
        }

        .cta-title {
            font-size: 36px;
            margin-bottom: 20px;
            font-weight: 600;
        }

        .cta-subtitle {
            font-size: 18px;
            margin-bottom: 40px;
            opacity: 0.9;
            line-height: 1.8;
        }

        .btn-large {
            padding: 16px 40px;
            font-size: 18px;
        }


        /* Responsive */
        @media (max-width: 1024px) {
            .packages-grid {
                grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            }
        }

        @media (max-width: 768px) {
            .packages-banner h1 {
                font-size: 36px;
            }

            .packages-banner .banner-subtitle {
                font-size: 16px;
            }

            .section {
                padding: 60px 0;
            }

            .section-title {
                font-size: 28px;
            }

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

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

            .comparison-table {
                overflow-x: auto;
            }
        }