/* ========== 网站定制开发页面全局样式 ========== */
.ai-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.ai-section {
    padding: 100px 0;
}

.ai-section-white {
    background: #fff;
}

.ai-section-gradient {
    background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
}

.ai-section-dark {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: #fff;
}

.ai-section-dark .ai-section-title,
.ai-section-dark .ai-section-sub {
    color: #fff;
}

.ai-section-cta {
    background: linear-gradient(135deg, #1d56ff 0%, #0d3dcc 100%);
    color: #fff;
    padding: 80px 0;
    text-align: center;
}

/* 区域标题 */
.ai-section-header {
    text-align: center;
    margin-bottom: 64px;
}

.ai-section-tag {
    display: inline-block;
    padding: 6px 18px;
    background: rgba(29, 86, 255, 0.1);
    color: #1d56ff;
    font-size: 13px;
    font-weight: 600;
    border-radius: 30px;
    margin-bottom: 16px;
    letter-spacing: 1px;
}

.ai-section-title {
    font-size: 36px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 12px;
    line-height: 1.3;
}

.ai-section-sub {
    font-size: 16px;
    color: #64748b;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ========== Hero区域 ========== */
.ai-hero {
    position: relative;
    padding: 120px 0 100px;
    overflow: hidden;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 60%, #1d56ff 160%);
    color: #fff;
    text-align: center;
}

.ai-hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(circle at 20% 30%, rgba(29, 86, 255, 0.15) 0%, transparent 50%), radial-gradient(circle at 80% 70%, rgba(74, 140, 255, 0.1) 0%, transparent 50%);
    z-index: 0;
}

.ai-hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
    padding: 0 24px;
}

.ai-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 30px;
    font-size: 14px;
    color: #e2e8f0;
    margin-bottom: 28px;
    backdrop-filter: blur(10px);
}

.ai-hero-badge-dot {
    width: 8px;
    height: 8px;
    background: #10b981;
    border-radius: 50%;
    animation: ai-pulse 2s infinite;
}

@keyframes ai-pulse {

    0%,
    100% {
        opacity: 1
    }

    50% {
        opacity: .4
    }
}

.ai-hero-title {
    font-size: 52px;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.ai-hero-highlight {
    background: linear-gradient(120deg, #60a5fa 0%, #a78bfa 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.ai-hero-desc {
    font-size: 18px;
    color: #94a3b8;
    line-height: 1.8;
    margin-bottom: 36px;
}

.ai-hero-desc strong {
    color: #fff;
}

.ai-hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 56px;
    flex-wrap: wrap;
}

.ai-hero-btn {
    padding: 16px 36px;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.ai-hero-btn-primary {
    background: linear-gradient(135deg, #1d56ff 0%, #4a8cff 100%);
    color: #fff;
    box-shadow: 0 8px 24px rgba(29, 86, 255, 0.35);
}

.ai-hero-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(29, 86, 255, 0.5);
}

.ai-hero-btn-secondary {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.25);
}

.ai-hero-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.4);
}

.ai-hero-stats {
    display: flex;
    justify-content: center;
    gap: 64px;
    flex-wrap: wrap;
}

.ai-hero-stat-num {
    font-size: 40px;
    font-weight: 800;
    color: #fff;
    line-height: 1;
    margin-bottom: 8px;
}

.ai-hero-stat-label {
    font-size: 14px;
    color: #94a3b8;
}

/* ========== 四类定制网站 ========== */
.ai-category-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.ai-category-card {
    background: #fff;
    border-radius: 16px;
    padding: 32px 24px;
    border: 1px solid #f1f5f9;
    transition: all 0.35s ease;
    text-align: center;
}

.ai-category-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(29, 86, 255, 0.1);
    border-color: #e0e7ff;
}

.ai-category-card.hot {
    border: 2px solid #1d56ff;
    box-shadow: 0 8px 24px rgba(29, 86, 255, 0.12);
}

.ai-category-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #1d56ff 0%, #4a8cff 100%);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: #fff;
}

.ai-category-icon svg {
    width: 28px;
    height: 28px;
}

.ai-category-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 12px;
}

.ai-category-card .ai-category-adapt {
    font-size: 13px;
    color: #1d56ff;
    font-weight: 500;
    margin-bottom: 12px;
}

.ai-category-card p {
    font-size: 14px;
    color: #64748b;
    line-height: 1.7;
}

.ai-category-tip {
    text-align: center;
    font-size: 14px;
    color: #94a3b8;
    margin-top: 32px;
    line-height: 1.6;
}

/* ========== 方案匹配指南 ========== */
.ai-match-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.ai-match-card {
    background: #fff;
    border-radius: 16px;
    padding: 32px 24px;
    border: 1px solid #f1f5f9;
    transition: all 0.35s ease;
}

.ai-match-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(29, 86, 255, 0.1);
    border-color: #e0e7ff;
}

.ai-match-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: #1d56ff;
    margin-bottom: 16px;
}

.ai-match-card .ai-match-group {
    font-size: 14px;
    color: #64748b;
    line-height: 1.6;
    margin-bottom: 16px;
}

.ai-match-card .ai-match-recommend {
    font-size: 14px;
    font-weight: 600;
    color: #0f172a;
    padding: 10px 16px;
    background: rgba(29, 86, 255, 0.06);
    border-radius: 8px;
    margin-bottom: 16px;
}

.ai-match-card .ai-match-complex {
    font-size: 13px;
    color: #94a3b8;
    line-height: 1.6;
    margin-bottom: 16px;
}

.ai-match-btn {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, #1d56ff 0%, #4a8cff 100%);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.ai-match-btn:hover {
    box-shadow: 0 4px 12px rgba(29, 86, 255, 0.3);
}

/* ========== 服务概览 ========== */
.ai-overview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.ai-overview-card {
    background: #fff;
    border-radius: 16px;
    padding: 36px 28px;
    text-align: center;
    border: 1px solid #f1f5f9;
    transition: all 0.35s ease;
}

.ai-overview-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(29, 86, 255, 0.1);
    border-color: #e0e7ff;
}

.ai-overview-card-main {
    grid-column: span 1;
}

.ai-overview-visual {
    margin-bottom: 20px;
}

.ai-overview-icon-bg {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #1d56ff 0%, #4a8cff 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    color: #fff;
}

.ai-overview-icon-bg-green {
    background: linear-gradient(135deg, #10b981 0%, #34d399 100%);
}

.ai-overview-icon-bg-purple {
    background: linear-gradient(135deg, #8b5cf6 0%, #a78bfa 100%);
}

.ai-overview-icon-bg-orange {
    background: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
}

.ai-overview-icon-bg-cyan {
    background: linear-gradient(135deg, #06b6d4 0%, #22d3ee 100%);
}

.ai-overview-icon-bg-pink {
    background: linear-gradient(135deg, #ec4899 0%, #f472b6 100%);
}

.ai-overview-icon {
    width: 32px;
    height: 32px;
}

.ai-overview-card-title {
    font-size: 18px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 10px;
}

.ai-overview-card-desc {
    font-size: 14px;
    color: #64748b;
    line-height: 1.7;
}

.ai-overview-card-tip {
    font-size: 12px;
    color: #94a3b8;
    line-height: 1.5;
    margin-top: 8px;
    padding-top: 12px;
    border-top: 1px dashed #e2e8f0;
}

/* ========== 套餐 ========== */
.ai-package-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    align-items: stretch;
    justify-content: center;
    max-width: 1000px;
    margin: 0 auto;
}

.ai-package-card {
    background: #fff;
    border-radius: 20px;
    padding: 36px 28px;
    border: 1px solid #e2e8f0;
    transition: all 0.35s ease;
    position: relative;
}

.ai-package-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 48px rgba(29, 86, 255, 0.12);
    border-color: #c7d2fe;
}

.ai-package-card-hot {
    border: 2px solid #1d56ff;
    box-shadow: 0 8px 24px rgba(29, 86, 255, 0.15);
    transform: scale(1.02);
}

.ai-package-card-hot:hover {
    transform: scale(1.04) translateY(-6px);
    box-shadow: 0 24px 56px rgba(29, 86, 255, 0.2);
}

.ai-package-hot-tag {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #1d56ff 0%, #4a8cff 100%);
    color: #fff;
    padding: 5px 18px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(29, 86, 255, 0.3);
}

.ai-package-header {
    text-align: center;
    margin-bottom: 28px;
}

.ai-package-name {
    font-size: 22px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 12px;
}

.ai-package-price {
    margin-bottom: 12px;
}

.ai-package-price-num {
    font-size: 44px;
    font-weight: 800;
    color: #1d56ff;
}

.ai-package-price-unit {
    font-size: 15px;
    color: #64748b;
    margin-left: 4px;
}

.ai-package-desc {
    font-size: 14px;
    color: #94a3b8;
}

.ai-package-tip-small {
    font-size: 12px;
    color: #1d56ff;
    margin-top: 8px;
    font-weight: 500;
}

.ai-package-note {
    font-size: 12px;
    color: #94a3b8;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px dashed #334155;
    line-height: 1.5;
}

.ai-package-domain-note {
    font-size: 11px;
    color: #64748b;
    margin-top: 8px;
    line-height: 1.5;
}

.ai-link {
    color: #1d56ff;
    text-decoration: underline;
    transition: color 0.2s;
}

.ai-link:hover {
    color: #0f42d1;
}

.ai-package-list {
    list-style: none;
    padding: 0;
    margin: 0 0 20px;
}

.ai-package-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 14px;
    color: #475569;
    line-height: 1.5;
}

.ai-package-list li svg {
    width: 18px;
    height: 18px;
    color: #1d56ff;
    flex-shrink: 0;
    margin-top: 1px;
}

.ai-package-tip {
    font-size: 13px;
    color: #f59e0b;
    margin-bottom: 20px;
    line-height: 1.6;
    text-align: center;
}

.ai-package-btn {
    width: 100%;
    padding: 14px;
    background: #f1f5f9;
    color: #475569;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.ai-package-btn:hover {
    background: #e2e8f0;
    transform: scale(1.02);
}

.ai-package-btn-primary {
    background: linear-gradient(135deg, #1d56ff 0%, #4a8cff 100%);
    color: #fff;
    box-shadow: 0 4px 16px rgba(29, 86, 255, 0.3);
}

.ai-package-btn-primary:hover {
    box-shadow: 0 6px 20px rgba(29, 86, 255, 0.45);
}

/* ========== 需求场景 ========== */
.ai-scenario-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.ai-scenario-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 36px 24px;
    text-align: center;
    transition: all 0.35s ease;
}

.ai-scenario-card:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.2);
}

.ai-scenario-icon {
    width: 56px;
    height: 56px;
    background: rgba(29, 86, 255, 0.15);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: #60a5fa;
}

.ai-scenario-icon svg {
    width: 28px;
    height: 28px;
}

.ai-scenario-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: #f1f5f9;
}

.ai-scenario-card p {
    font-size: 14px;
    color: #94a3b8;
    line-height: 1.7;
    margin-bottom: 16px;
}

.ai-scenario-tag {
    display: inline-block;
    background: rgba(29, 86, 255, 0.15);
    color: #60a5fa;
    font-size: 12px;
    padding: 5px 12px;
    border-radius: 20px;
}

.ai-scenario-tip {
    font-size: 12px;
    color: #94a3b8;
    line-height: 1.5;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px dashed rgba(255, 255, 255, 0.1);
}

/* ========== 服务流程 ========== */
.ai-process-timeline {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.ai-process-step {
    display: flex;
    align-items: center;
    gap: 16px;
    background: #fff;
    border-radius: 16px;
    padding: 28px 24px;
    border: 1px solid #f1f5f9;
    flex: 1;
    min-width: 220px;
    max-width: 280px;
    transition: all 0.35s ease;
}

.ai-process-step:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(29, 86, 255, 0.08);
    border-color: #e0e7ff;
}

.ai-process-num {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #1d56ff 0%, #4a8cff 100%);
    color: #fff;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 800;
    flex-shrink: 0;
}

.ai-process-content h3 {
    font-size: 17px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 6px;
}

.ai-process-content p {
    font-size: 14px;
    color: #64748b;
    line-height: 1.6;
}

.ai-process-arrow {
    color: #cbd5e1;
    flex-shrink: 0;
}

.ai-process-arrow svg {
    width: 24px;
    height: 24px;
}

/* ========== 功能对比 ========== */
.ai-compare-note {
    text-align: center;
    font-size: 14px;
    color: #1d56ff;
    margin-bottom: 20px;
    font-weight: 500;
}

.ai-compare-wrap {
    overflow-x: auto;
}

.ai-compare-table {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    border-collapse: separate;
    border-spacing: 0;
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
    border: 1px solid #f1f5f9;
}

.ai-compare-row {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr 1fr;
    align-items: center;
}

.ai-compare-header {
    background: linear-gradient(135deg, #1d56ff 0%, #4a8cff 100%);
    color: #fff;
}

.ai-compare-header .ai-compare-cell {
    padding: 20px 16px;
    font-weight: 600;
    border: none;
}

.ai-compare-cell {
    padding: 16px;
    text-align: center;
    font-size: 14px;
    color: #475569;
    border-bottom: 1px solid #f1f5f9;
}

.ai-compare-feature {
    text-align: left;
    font-weight: 600;
    color: #0f172a;
    padding-left: 24px;
}

.ai-compare-plan {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 4px;
}

.ai-compare-price {
    font-size: 13px;
    opacity: 0.9;
}

.ai-compare-highlight {
    background: rgba(29, 86, 255, 0.03);
}

.ai-compare-footer .ai-compare-cell {
    padding: 20px 16px;
    border-bottom: none;
}

.ai-compare-btn {
    padding: 10px 24px;
    background: #f1f5f9;
    color: #475569;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.ai-compare-btn:hover {
    background: #e2e8f0;
}

.ai-compare-btn-primary {
    background: linear-gradient(135deg, #1d56ff 0%, #4a8cff 100%);
    color: #fff;
}

.ai-compare-btn-primary:hover {
    box-shadow: 0 4px 12px rgba(29, 86, 255, 0.3);
}

/* ========== 客户评价 ========== */
.ai-review-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.ai-review-card {
    background: #fff;
    border-radius: 16px;
    padding: 32px;
    border: 1px solid #f1f5f9;
    transition: all 0.35s ease;
}

.ai-review-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(29, 86, 255, 0.1);
}

.ai-review-stars {
    color: #fbbf24;
    font-size: 16px;
    margin-bottom: 16px;
    letter-spacing: 2px;
}

.ai-review-text {
    font-size: 15px;
    color: #475569;
    line-height: 1.8;
    margin-bottom: 20px;
    font-style: italic;
}

.ai-review-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.ai-review-avatar {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, #1d56ff 0%, #4a8cff 100%);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 700;
}

.ai-review-name {
    font-size: 15px;
    font-weight: 700;
    color: #0f172a;
}

.ai-review-role {
    font-size: 13px;
    color: #94a3b8;
}

/* ========== 服务保障 ========== */
.ai-guarantee-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.ai-guarantee-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 36px 24px;
    text-align: center;
    transition: all 0.35s ease;
}

.ai-guarantee-card:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-6px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.2);
}

.ai-guarantee-icon {
    width: 56px;
    height: 56px;
    background: rgba(29, 86, 255, 0.15);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: #60a5fa;
}

.ai-guarantee-icon svg {
    width: 28px;
    height: 28px;
}

.ai-guarantee-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #f1f5f9;
}

.ai-guarantee-card p {
    font-size: 14px;
    color: #94a3b8;
    line-height: 1.7;
}

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

.ai-faq-item {
    background: #fff;
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 12px;
    border: 1px solid #f1f5f9;
    transition: all 0.3s ease;
}

.ai-faq-item:hover {
    box-shadow: 0 4px 16px rgba(29, 86, 255, 0.06);
    border-color: #e0e7ff;
}

.ai-faq-q {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 16px;
    font-weight: 600;
    color: #0f172a;
    line-height: 1.5;
}

.ai-faq-q-icon {
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, #1d56ff 0%, #4a8cff 100%);
    color: #fff;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    flex-shrink: 0;
}

.ai-faq-a {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 14px;
    color: #64748b;
    line-height: 1.7;
}

.ai-faq-a-icon {
    width: 28px;
    height: 28px;
    background: #f1f5f9;
    color: #64748b;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    flex-shrink: 0;
}

/* ========== CTA ========== */
.ai-cta-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 12px;
}

.ai-cta-desc {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 32px;
}

.ai-cta-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.ai-cta-btn {
    padding: 16px 48px;
    background: #fff;
    color: #1d56ff;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.ai-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
}

.ai-cta-contact {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.ai-cta-divider {
    opacity: 0.4;
}

/* ========== 配置表单 ========== */
.config-form-container {
    display: none;
    margin: 40px 0;
    padding: 20px;
    background: #F8FAFF;
    border-radius: 12px;
}

.config-form-container .container {
    max-width: 800px;
    margin: 0 auto;
}

.config-form-container .title {
    text-align: center;
    font-size: 28px;
    margin-bottom: 10px;
    color: #165DFF;
    font-weight: 600;
}

.config-form-container .sub-title {
    text-align: center;
    color: #6B7280;
    margin-bottom: 20px;
}

.config-form-container .tips {
    color: #F59E0B;
    margin-bottom: 25px;
    text-align: center;
}

.config-form-container .step-title {
    font-size: 22px;
    margin-bottom: 15px;
    font-weight: bold;
    color: #165DFF;
}

.config-form-container .config-warning {
    background: #f3f4f6;
    padding: 12px 16px;
    border-radius: 6px;
    font-size: 13px;
    color: #6B7280;
    margin-bottom: 25px;
    border-left: 3px solid #9CA3AF;
    line-height: 1.6;
}

.config-form-container .form-item {
    width: 100%;
    margin-bottom: 20px;
}

.config-form-container .form-item label {
    display: block;
    margin-bottom: 10px;
    font-size: 16px;
    color: #1F2937;
}

.config-form-container .form-item input,
.config-form-container .form-item select,
.config-form-container .form-item textarea {
    width: 100%;
    padding: 14px 18px;
    border-radius: 6px;
    background: #F9FAFB;
    border: 1px solid #E5E7EB;
    color: #1F2937;
    font-size: 15px;
}

.config-form-container .form-item input:focus,
.config-form-container .form-item select:focus,
.config-form-container .form-item textarea:focus {
    border-color: #165DFF;
    box-shadow: 0 0 0 2px rgba(22, 93, 255, 0.1);
    outline: none;
}

.config-form-container .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.config-form-container .form-row-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.config-form-container .btn-primary {
    width: 100%;
    padding: 14px;
    background: #165DFF;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.config-form-container .btn-primary:hover {
    background: #0D47A1;
}

.config-form-container .btn-primary:disabled {
    background: #E5E7EB;
    cursor: not-allowed;
    color: #9CA3AF;
}

.config-form-container .option-row {
    display: flex;
    gap: 30px;
    margin-top: 20px;
    align-items: center;
    flex-wrap: wrap;
}

.config-form-container .option-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    color: #4B5563;
    cursor: pointer;
}

.config-form-container .option-item input {
    width: auto;
    margin: 0;
}

.config-form-container .upload-btn {
    padding: 10px 20px;
    background: #F0F7FF;
    color: #165DFF;
    border: 1px solid #165DFF;
    border-radius: 6px;
    cursor: pointer;
}

.config-form-container .upload-btn:hover {
    background: #E0EFFF;
}

.config-form-container .upload-input {
    display: none;
}

.config-form-container .custom-input {
    width: 100%;
    margin-top: 10px;
    padding: 12px 15px;
    border-radius: 6px;
    background: #F9FAFB;
    border: 1px solid #E5E7EB;
    color: #1F2937;
    display: none;
}

.config-form-container .color-panel-wrap {
    width: 100%;
    margin-top: 10px;
    display: none;
    flex-direction: column;
    gap: 10px;
}

.config-form-container .color-tip-text {
    font-size: 13px;
    color: #165DFF;
    margin-bottom: 5px;
}

.config-form-container .color-panel {
    background: #F9FAFB;
    border: 1px solid #E5E7EB;
    border-radius: 8px;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.config-form-container .color-grid {
    display: grid;
    grid-template-columns: repeat(18, 22px);
    grid-template-rows: repeat(8, 22px);
    gap: 1px;
}

.config-form-container .color-cell {
    width: 22px;
    height: 22px;
    cursor: pointer;
    border: none;
    outline: none;
    transition: all 0.2s ease;
}

.config-form-container .color-cell:hover {
    border: 2px solid #165DFF;
    box-sizing: border-box;
}

.config-form-container .color-cell.active {
    border: 2px solid #165DFF;
    box-sizing: border-box;
    box-shadow: 0 0 8px rgba(22, 93, 255, 0.3);
}

.config-form-container .color-slider-area {
    background: linear-gradient(to right, #ff0000, #ff9900, #ffff00, #33ff00, #00ff00, #00ffff, #0099ff, #0000ff, #9900ff, #ff00ff);
    height: 32px;
    border-radius: 6px;
    position: relative;
    overflow: hidden;
}

.config-form-container .color-slider {
    width: 12px;
    height: 32px;
    background: #fff;
    border: 1px solid #165DFF;
    position: absolute;
    left: 50%;
    top: 0;
    cursor: move;
    box-shadow: 0 0 6px rgba(0, 0, 0, 0.5);
    z-index: 2;
}

.config-form-container .color-code-wrap {
    position: relative;
    width: 100%;
    display: flex;
    align-items: center;
    gap: 12px;
}

.config-form-container .color-preview-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 8px;
    opacity: 0.25;
    z-index: 0;
    pointer-events: none;
}

.config-form-container .color-code-display {
    flex: 1;
    padding: 12px 15px;
    border-radius: 8px;
    background: #F9FAFB !important;
    border: 1px solid #E5E7EB;
    color: #1F2937;
    text-align: center;
    font-family: monospace;
    font-size: 16px;
    position: relative;
    z-index: 1;
}

.config-form-container .selected-color-preview {
    width: 40px;
    height: 40px;
    border-radius: 6px;
    border: 2px solid #165DFF;
    background: #165DFF;
    flex-shrink: 0;
}

.config-form-container .scene {
    display: block;
}

.config-form-container .scene.hide {
    display: none !important;
}

.config-form-container .step {
    display: none;
}

.config-form-container .step.active {
    display: block !important;
}

.config-form-container .module-checkboxes {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 10px;
}

.config-form-container .module-checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    background: #F9FAFB;
    padding: 8px 15px;
    border-radius: 6px;
    border: 1px solid #E5E7EB;
}

.config-form-container .module-checkbox input {
    width: auto;
    margin: 0;
}

.config-form-container .module-label {
    font-size: 14px;
    color: #4B5563;
}

.config-form-container .divider {
    height: 1px;
    background: #E5E7EB;
    margin: 30px 0;
}

.config-form-container .input-group {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.config-form-container .input-group input {
    flex: 1;
}

.config-form-container .pkg2-only {
    display: none;
}

.config-form-container .pkg3-only {
    display: none;
}

.result-box {
    margin-top: 30px;
    padding: 28px;
    background: #F0F7FF;
    border-radius: 12px;
    line-height: 1.8;
    font-size: 15px;
    white-space: pre-wrap;
    border: 1px solid #E0EFFF;
    color: #1F2937;
    display: none;
}

.result-title {
    color: #165DFF;
    font-weight: bold;
    margin-bottom: 15px;
    font-size: 18px;
}

.result-pkg {
    border-left: 4px solid #165DFF;
    padding-left: 15px;
    margin: 15px 0;
    background: #E0EFFF;
    border-radius: 8px;
    padding-top: 10px;
    padding-bottom: 10px;
}

.footer-desc {
    margin-top: 40px;
    text-align: center;
    color: #6B7280;
    font-size: 13px;
    line-height: 1.8;
}

#configFormContainer .form-item .AI-index {
    color: #ff0000;
}

.tip {
    font-size: 13px;
    color: #94a3b8;
    margin-top: 6px;
}

/* ========== 侧边锚点导航 ========== */
.ai-side-nav {
    display: none;
    position: fixed;
    left: 24px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 100;
    width: 130px;
}

.ai-side-nav-inner {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 16px;
    padding: 16px 0;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.ai-side-nav-title {
    font-size: 15px;
    font-weight: 700;
    color: #0f172a;
    text-align: center;
    letter-spacing: 1px;
}

.ai-side-nav-divider {
    height: 1px;
    background: repeating-linear-gradient(90deg, transparent, transparent 4px, #e2e8f0 4px, #e2e8f0 8px);
    margin: 12px 16px;
}

.ai-side-nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.ai-side-nav-list li {
    margin: 0;
}

.ai-side-nav-link {
    display: block;
    padding: 8px 16px;
    font-size: 13px;
    color: #64748b;
    text-decoration: none;
    transition: all 0.25s ease;
    border-left: 3px solid transparent;
    position: relative;
}

.ai-side-nav-link:hover {
    color: #1d56ff;
    background: rgba(29, 86, 255, 0.04);
}

.ai-side-nav-link.active {
    color: #1d56ff;
    background: rgba(29, 86, 255, 0.06);
    border-left-color: #1d56ff;
    font-weight: 600;
}

/* ========== 右侧联系面板 ========== */
.ai-contact-panel {
    display: none;
    position: fixed;
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 100;
    width: 160px;
}

.ai-contact-inner {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 16px;
    padding: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.ai-contact-title {
    font-size: 15px;
    font-weight: 700;
    color: #0f172a;
    text-align: center;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.ai-contact-divider {
    height: 1px;
    background: repeating-linear-gradient(90deg, transparent, transparent 4px, #e2e8f0 4px, #e2e8f0 8px);
    margin: 12px 0;
}

.ai-contact-list {
    margin-bottom: 0;
}

.ai-contact-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 0;
    font-size: 13px;
    color: #64748b;
}

.ai-contact-icon {
    font-size: 16px;
    flex-shrink: 0;
}

.ai-contact-text {
    word-break: break-all;
    line-height: 1.4;
}

.ai-contact-btn {
    display: block;
    width: 100%;
    padding: 10px;
    background: linear-gradient(135deg, #1d56ff 0%, #4a8cff 100%);
    color: #fff;
    text-align: center;
    text-decoration: none;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.ai-contact-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(29, 86, 255, 0.35);
}

/* ========== 响应式 ========== */
@media (min-width: 1400px) {
    .ai-side-nav {
        display: block;
    }

    .ai-contact-panel {
        display: block;
    }
}

@media (max-width: 1024px) {
    .ai-category-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .ai-match-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .ai-overview-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .ai-overview-card-main {
        grid-column: span 2;
    }

    .ai-package-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: 700px;
    }

    .ai-package-card-hot {
        transform: scale(1);
    }

    .ai-scenario-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .ai-guarantee-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .ai-process-timeline {
        flex-direction: column;
    }

    .ai-process-arrow {
        transform: rotate(90deg);
    }

    .ai-hero-title {
        font-size: 40px;
    }

    .ai-hero-stats {
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .ai-category-grid {
        grid-template-columns: 1fr;
    }

    .ai-match-grid {
        grid-template-columns: 1fr;
    }

    .ai-section {
        padding: 60px 0;
    }

    .ai-section-title {
        font-size: 26px;
    }

    .ai-hero {
        padding: 80px 0 60px;
    }

    .ai-hero-title {
        font-size: 30px;
    }

    .ai-hero-desc {
        font-size: 16px;
    }

    .ai-hero-stats {
        gap: 28px;
    }

    .ai-hero-stat-num {
        font-size: 30px;
    }

    .ai-overview-grid {
        grid-template-columns: 1fr;
    }

    .ai-overview-card-main {
        grid-column: span 1;
    }

    .ai-package-grid {
        grid-template-columns: 1fr;
    }

    .ai-package-card-hot {
        transform: scale(1);
        order: -1;
    }

    .ai-scenario-grid {
        grid-template-columns: 1fr;
    }

    .ai-guarantee-grid {
        grid-template-columns: 1fr;
    }

    .ai-review-grid {
        grid-template-columns: 1fr;
    }

    .ai-compare-row {
        grid-template-columns: 1fr 1fr 1fr 1fr;
    }

    .ai-compare-header {
        display: none;
    }

    .ai-compare-cell {
        padding: 10px;
        font-size: 12px;
    }

    .ai-cta-title {
        font-size: 26px;
    }

    .config-form-container .form-row {
        grid-template-columns: 1fr;
    }

    .config-form-container .form-row-3 {
        grid-template-columns: 1fr;
    }

    .config-form-container .color-grid {
        grid-template-columns: repeat(12, 22px);
    }
}