:root {
        --gov-orange: #ff6b35;
        --gov-green: #27ae60;
        --gov-red: #e74c3c;
    }

    /* ========== Hero 区域 ========== */
    .bid-hero {
        background: linear-gradient(135deg, #1a365d 0%, #0057b8 50%, #4298e8 100%);
        padding: 70px 0 80px;
        color: #fff;
        position: relative;
        overflow: hidden;
    }
    .bid-hero::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
        opacity: 0.5;
    }
    .bid-hero .hero-content { position: relative; z-index: 1; }
    .bid-hero .hero-badge {
        display: inline-block;
        background: rgba(255,255,255,0.2);
        color: #fff;
        padding: 6px 20px;
        border-radius: 30px;
        font-size: 14px;
        margin-bottom: 20px;
        backdrop-filter: blur(10px);
    }
    .bid-hero h1 {
        font-size: 42px;
        font-weight: 800;
        margin-bottom: 20px;
        line-height: 1.3;
    }
    .bid-hero h1 .highlight {
        color: #ffd700;
        position: relative;
    }
    .bid-hero .hero-desc {
        font-size: 17px;
        opacity: 0.95;
        margin-bottom: 30px;
        line-height: 1.8;
    }
    .bid-hero .hero-features {
        display: flex;
        gap: 30px;
        margin-bottom: 40px;
        flex-wrap: wrap;
    }
    .bid-hero .hero-features .feature-item {
        display: flex;
        align-items: center;
        background: rgba(255,255,255,0.1);
        padding: 12px 24px;
        border-radius: 30px;
        backdrop-filter: blur(10px);
    }
    .bid-hero .hero-features .feature-item i {
        color: #ffd700;
        margin-right: 8px;
        font-size: 18px;
    }
    .bid-hero .hero-features .feature-item span { font-size: 14px; }
    .hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }
    .hero-buttons .btn-primary {
        background: #ffd700;
        color: #1a365d;
        padding: 14px 36px;
        border-radius: 30px;
        font-size: 16px;
        font-weight: 600;
        border: none;
        cursor: pointer;
        transition: all 0.2s;
    }
    .hero-buttons .btn-primary:hover { background: #ffc700; transform: translateY(-2px); box-shadow: 0 4px 20px rgba(255,215,0,0.3); }
    .hero-buttons .btn-secondary {
        background: transparent;
        color: #fff;
        padding: 14px 36px;
        border-radius: 30px;
        font-size: 16px;
        font-weight: 600;
        border: 2px solid rgba(255,255,255,0.5);
        cursor: pointer;
        transition: all 0.2s;
    }
    .hero-buttons .btn-secondary:hover { background: rgba(255,255,255,0.1); }

    /* ========== 数据统计 ========== */
    .stats-section {
        background: #fff;
        padding: 50px 0;
    }
    .stat-card {
        text-align: center;
        padding: 20px;
        position: relative;
    }
    .stat-card:not(:last-child)::after {
        content: '';
        position: absolute;
        right: 0;
        top: 20%;
        height: 60%;
        width: 1px;
        background: var(--gov-border);
    }
    .stat-card .stat-number {
        font-size: 42px;
        font-weight: 800;
        color: var(--gov-primary);
        margin-bottom: 8px;
    }
    .stat-card .stat-number span { font-size: 24px; }
    .stat-card .stat-label {
        font-size: 14px;
        color: var(--gov-text-gray);
        font-weight: 500;
    }

    /* ========== 服务项目 ========== */
    .service-section { padding: 60px 0; background: var(--gov-bg-gray); }
    .section-title h2 { font-size: 28px; font-weight: 700; color: var(--gov-text-dark); }
    .section-title h2 span { color: var(--gov-primary); }

    .service-card {
        background: #fff;
        border-radius: 12px;
        padding: 30px 24px;
        text-align: center;
        transition: all 0.3s ease;
        height: 100%;
        border: 2px solid transparent;
    }
    .service-card:hover {
        border-color: var(--gov-primary);
        box-shadow: 0 12px 40px rgba(0,87,184,0.15);
        transform: translateY(-5px);
    }
    .service-card .svc-icon {
        width: 64px;
        height: 64px;
        line-height: 64px;
        border-radius: 16px;
        background: linear-gradient(135deg, var(--gov-primary) 0%, var(--gov-secondary) 100%);
        color: #fff;
        font-size: 28px;
        margin: 0 auto 18px;
        text-align: center;
    }
    .service-card .svc-name {
        font-size: 17px;
        font-weight: 600;
        margin-bottom: 10px;
        color: var(--gov-text-dark);
    }
    .service-card .svc-desc {
        font-size: 13px;
        color: var(--gov-text-gray);
        line-height: 1.6;
        margin-bottom: 16px;
        min-height: 40px;
    }
    .service-card .svc-price {
        font-size: 20px;
        font-weight: 700;
        color: var(--gov-orange);
        margin-bottom: 16px;
    }
    .service-card .svc-price .unit {
        font-size: 13px;
        color: var(--gov-text-light);
        font-weight: normal;
    }
    .service-card .btn-svc {
        display: inline-block;
        padding: 8px 24px;
        background: var(--gov-primary);
        color: #fff;
        border-radius: 20px;
        font-size: 14px;
        font-weight: 500;
        border: none;
        cursor: pointer;
        transition: background 0.2s;
    }
    .service-card .btn-svc:hover { background: var(--gov-secondary); color: #fff; }

    /* ========== 优秀案例 ========== */
    .case-section { padding: 60px 0; background: #fff; }
    .case-card {
        background: #fff;
        border: 1px solid var(--gov-border);
        border-radius: 12px;
        overflow: hidden;
        transition: all 0.3s ease;
        height: 100%;
    }
    .case-card:hover {
        box-shadow: 0 12px 40px rgba(0,0,0,0.12);
        transform: translateY(-5px);
    }
    .case-card .case-img {
        width: 100%;
        height: 180px;
        background: linear-gradient(135deg, var(--gov-primary-light) 0%, #e3f2fd 100%);
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
    }
    .case-card .case-img i {
        font-size: 64px;
        color: var(--gov-primary);
        opacity: 0.6;
    }
    .case-card .case-tag {
        position: absolute;
        top: 12px;
        left: 12px;
        background: var(--gov-orange);
        color: #fff;
        padding: 4px 12px;
        border-radius: 12px;
        font-size: 12px;
    }
    .case-card .case-body { padding: 20px; }
    .case-card .case-title {
        font-size: 16px;
        font-weight: 600;
        margin-bottom: 10px;
        color: var(--gov-text-dark);
        line-height: 1.5;
    }
    .case-card .case-meta {
        display: flex;
        justify-content: space-between;
        font-size: 13px;
        color: var(--gov-text-light);
    }
    .case-card .case-meta .type { color: var(--gov-primary); font-weight: 500; }

    /* ========== 服务保障 ========== */
    .guarantee-section {
        background: linear-gradient(135deg, #1a365d 0%, #0057b8 100%);
        padding: 60px 0;
        color: #fff;
    }
    .guarantee-section .section-title h2 { color: #fff; }
    .guarantee-card {
        text-align: center;
        padding: 30px 20px;
    }
    .guarantee-card .gar-icon {
        width: 70px;
        height: 70px;
        line-height: 70px;
        border-radius: 50%;
        background: rgba(255,255,255,0.15);
        color: #ffd700;
        font-size: 30px;
        margin: 0 auto 20px;
    }
    .guarantee-card .gar-title {
        font-size: 18px;
        font-weight: 600;
        margin-bottom: 12px;
    }
    .guarantee-card .gar-desc {
        font-size: 14px;
        opacity: 0.9;
        line-height: 1.7;
    }

    /* ========== 工作流程 ========== */
    .workflow-section { padding: 60px 0; background: var(--gov-bg-gray); }
    .workflow-container {
        display: flex;
        align-items: stretch;
        justify-content: space-between;
        gap: 0;
        max-width: 1100px;
        margin: 0 auto;
    }
    .workflow-step {
        flex: 1;
        min-width: 0;
        background: #fff;
        border-radius: 12px;
        padding: 24px 16px;
        text-align: center;
        position: relative;
        transition: all 0.3s;
    }
    .workflow-step:hover {
        box-shadow: 0 8px 24px rgba(0,87,184,0.12);
        transform: translateY(-3px);
    }
    .workflow-step .step-num {
        width: 48px;
        height: 48px;
        line-height: 48px;
        border-radius: 50%;
        background: var(--gov-primary);
        color: #fff;
        font-size: 20px;
        font-weight: 700;
        margin: 0 auto 16px;
    }
    .workflow-step .step-title {
        font-size: 16px;
        font-weight: 600;
        margin-bottom: 8px;
        color: var(--gov-text-dark);
    }
    .workflow-step .step-desc {
        font-size: 13px;
        color: var(--gov-text-gray);
        line-height: 1.6;
    }
    .workflow-arrow {
        flex: 0 0 auto;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--gov-primary);
        font-size: 22px;
        padding: 0 4px;
    }

    /* ========== 关于我们 ========== */
    .about-section { padding: 60px 0; background: #fff; }
    .about-content h2 { font-size: 28px; font-weight: 700; margin-bottom: 20px; }
    .about-content h2 span { color: var(--gov-primary); }
    .about-content p {
        font-size: 15px;
        color: var(--gov-text-gray);
        line-height: 2;
        margin-bottom: 16px;
    }
    .about-image {
        background: linear-gradient(135deg, var(--gov-primary-light) 0%, #e3f2fd 100%);
        border-radius: 16px;
        height: 100%;
        min-height: 300px;
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
        overflow: hidden;
    }
    .about-image::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200' viewBox='0 0 200 200'%3E%3Cg fill='none' stroke='%230057b8' stroke-width='1'%3E%3Crect x='50' y='30' width='100' height='140' rx='8'/%3E%3Crect x='60' y='45' width='80' height='10' rx='2' fill='%230057b8'/%3E%3Crect x='60' y='65' width='60' height='6' rx='2'/%3E%3Crect x='60' y='78' width='70' height='6' rx='2'/%3E%3Crect x='60' y='91' width='50' height='6' rx='2'/%3E%3Crect x='60' y='110' width='80' height='25' rx='4' fill='%234298e8' opacity='0.3'/%3E%3C/svg%3E") center/contain no-repeat;
        opacity: 0.8;
    }
    .about-image i {
        font-size: 80px;
        color: var(--gov-primary);
        z-index: 1;
    }

    /* ========== 客户展示 ========== */
    .client-section { padding: 60px 0; background: var(--gov-bg-gray); }
    .client-logo {
        background: #fff;
        border-radius: 8px;
        padding: 24px;
        text-align: center;
        height: 80px;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: all 0.3s;
        border: 1px solid var(--gov-border);
    }
    .client-logo:hover {
        box-shadow: 0 4px 16px rgba(0,0,0,0.1);
        transform: translateY(-2px);
    }
    .client-logo i {
        font-size: 24px;
        color: var(--gov-text-gray);
        margin-right: 8px;
    }
    .client-logo span {
        font-size: 14px;
        color: var(--gov-text-dark);
        font-weight: 500;
    }

    /* ========== 立即咨询 ========== */
    .cta-section {
        background: linear-gradient(135deg, var(--gov-orange) 0%, #e55a2b 100%);
        padding: 60px 0;
        color: #fff;
        text-align: center;
    }
    .cta-section h2 { font-size: 32px; font-weight: 700; margin-bottom: 16px; }
    .cta-section p { font-size: 16px; margin-bottom: 30px; opacity: 0.95; }
    .cta-section .btn-cta {
        display: inline-block;
        background: #fff;
        color: var(--gov-orange);
        padding: 14px 40px;
        border-radius: 30px;
        font-size: 16px;
        font-weight: 600;
        border: none;
        cursor: pointer;
        transition: all 0.2s;
        margin: 0 8px;
    }
    .cta-section .btn-cta:hover { transform: translateY(-2px); box-shadow: 0 4px 20px rgba(0,0,0,0.2); }
    .cta-section .btn-cta-outline {
        display: inline-block;
        background: transparent;
        color: #fff;
        padding: 14px 40px;
        border-radius: 30px;
        font-size: 16px;
        font-weight: 600;
        border: 2px solid rgba(255,255,255,0.6);
        cursor: pointer;
        transition: all 0.2s;
        margin: 0 8px;
    }
    .cta-section .btn-cta-outline:hover { background: rgba(255,255,255,0.1); }

    /* 热门服务 */
    .hot-service-list { list-style: none; padding: 0; margin: 0; }
    .hot-service-list li { margin-bottom: 8px; }
    .hot-service-list li a { display: flex; align-items: center; padding: 10px 14px; border-radius: 6px; background: var(--gov-bg-gray); font-size: 14px; }
    .hot-service-list li a:hover { background: var(--gov-primary-light); color: var(--gov-primary); }
    .hot-service-list li a i { color: var(--gov-primary); margin-right: 10px; }

    /* 侧栏 */
    .sidebar-card { background: #fff; border: 1px solid var(--gov-border); border-radius: 8px; margin-bottom: 24px; overflow: hidden; }
    .sidebar-card .card-header { background: var(--gov-bg-gray); padding: 14px 20px; border-bottom: 1px solid var(--gov-border); font-size: 15px; font-weight: 600; display: flex; align-items: center; }
    .sidebar-card .card-header i { color: var(--gov-primary); margin-right: 8px; }
    .sidebar-card .card-body { padding: 16px 20px; }

    @@media (max-width: 768px) {
        .bid-hero { padding: 40px 0 50px; }
        .bid-hero h1 { font-size: 28px; }
        .bid-hero .hero-desc { font-size: 14px; }
        .hero-features { gap: 12px; }
        .hero-features .feature-item { padding: 8px 16px; }
        .stat-card:not(:last-child)::after { display: none; }
        .workflow-container {
            flex-direction: column;
            align-items: stretch;
        }
        .workflow-arrow { transform: rotate(90deg); padding: 8px 0; }
        .workflow-step { width: 100%; }
    }