/* 首页通用样式 */
:root {
    --primary: #4e73df;
    --primary-dark: #2e59d9;
    --accent: #f6c23e;
    --text-main: #1f2933;
    --text-muted: #56627a;
    --bg-light: #f5f7ff;
    --card-bg: #ffffff;
    --border: rgba(78, 115, 223, 0.12);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Microsoft YaHei', 'PingFang SC', Arial, sans-serif;
    color: var(--text-main);
    background: var(--bg-light);
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration: none;
}

.container {
    width: min(1080px, calc(100% - 40px));
    margin: 0 auto;
}

/* 头部导航 */
.site-header {
    background: var(--card-bg);
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.08);
    position: sticky;
    top: 0;
    z-index: 10;
}

.site-header .nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 0;
}

.brand {
    display: flex;
    align-items: center;
    font-size: 20px;
    font-weight: 600;
    gap: 10px;
    color: var(--primary);
}

.nav-links {
    display: flex;
    gap: 24px;
    font-size: 15px;
}

.nav-links a {
    position: relative;
    padding-bottom: 4px;
}

.nav-links a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 2px;
    background: var(--primary);
    transform: scaleX(0);
    transition: transform 0.2s ease;
}

.nav-links a:hover::after {
    transform: scaleX(1);
}

.nav-actions {
    display: flex;
    gap: 12px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 18px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn.primary {
    background: var(--primary);
    color: #ffffff;
    box-shadow: 0 10px 20px rgba(78, 115, 223, 0.25);
}

.btn.primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.btn.ghost {
    background: transparent;
    border: 1px solid var(--primary);
    color: var(--primary);
}

.btn.ghost:hover {
    background: rgba(78, 115, 223, 0.08);
}

/* 英雄区 */
.hero {
    background: linear-gradient(135deg, #eef2ff 0%, #dce7ff 35%, #ffffff 100%);
    padding: 120px 0 80px;
}

.hero-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    align-items: center;
}

.hero-text .tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(78, 115, 223, 0.12);
    color: var(--primary);
    padding: 6px 14px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.4px;
}

.hero-text h1 {
    font-size: clamp(28px, 4vw, 40px);
    margin: 20px 0 16px;
    line-height: 1.25;
}

.hero-text p {
    color: var(--text-muted);
    margin-bottom: 24px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 24px;
}

.hero-highlights {
    list-style: none;
    padding: 0;
    margin: 0;
    color: var(--text-muted);
}

.hero-highlights li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
    font-size: 15px;
}

.hero-highlights i {
    color: var(--primary);
}

.hero-illustration {
    display: grid;
    gap: 18px;
}

.hero-card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 24px;
    box-shadow: 0 24px 48px rgba(78, 115, 223, 0.22);
}

.hero-card.secondary {
    box-shadow: 0 16px 32px rgba(15, 23, 42, 0.12);
}

.hero-card h3 {
    margin: 0 0 12px;
    font-size: 18px;
}

.hero-card p {
    margin: 0;
    color: var(--text-muted);
    font-size: 14px;
}

.hero-card .card-footer {
    display: flex;
    gap: 16px;
    margin-top: 18px;
    font-size: 13px;
    color: var(--primary);
    font-weight: 600;
}

/* 通用区块 */
.section {
    padding: 80px 0;
}

.section.alt {
    background: #ffffff;
}

.section h2 {
    text-align: center;
    font-size: 28px;
    margin-bottom: 16px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    margin: 0 auto 40px;
    max-width: 640px;
}

/* 核心能力卡片 */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.feature-card {
    background: var(--card-bg);
    border-radius: 18px;
    padding: 28px 24px;
    text-align: left;
    border: 1px solid rgba(78, 115, 223, 0.08);
    box-shadow: 0 15px 30px rgba(15, 23, 42, 0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 24px 48px rgba(78, 115, 223, 0.2);
}

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-muted);
    margin: 0;
    font-size: 15px;
}

.icon-circle {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: rgba(78, 115, 223, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 20px;
    margin-bottom: 18px;
}

/* 常见误区模块 */
.common-mistakes {
    background: var(--background-alt, #f8f9fa);
}

.mistake-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.mistake-card {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border-left: 4px solid #ff6b6b;
}

.mistake-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.mistake-icon {
    font-size: 2rem;
    margin-bottom: 0.75rem;
    text-align: center;
}

.mistake-text {
    font-size: 1rem;
    font-weight: 500;
    color: #2c3e50;
    margin-bottom: 0.75rem;
    line-height: 1.5;
    font-style: italic;
}

.truth-text {
    font-size: 0.9rem;
    color: #16a085;
    line-height: 1.6;
    font-weight: 500;
    padding-left: 0.5rem;
    border-left: 3px solid #16a085;
}

/* 响应式适配 */
@media (max-width: 768px) {
    .mistake-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .mistake-card {
        padding: 1.25rem;
    }

    .mistake-text {
        font-size: 0.95rem;
    }

    .truth-text {
        font-size: 0.85rem;
    }
}

/* 服务流程 */
.workflow-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
    margin-top: 40px;
}

.step {
    background: var(--card-bg);
    padding: 26px;
    border-radius: 18px;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.1);
    border: 1px solid rgba(78, 115, 223, 0.12);
}

.step-index {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: var(--primary);
    color: #ffffff;
    font-weight: 600;
    margin-bottom: 12px;
}

.step h3 {
    margin: 8px 0;
    font-size: 18px;
}

.step p {
    margin: 0;
    color: var(--text-muted);
    font-size: 14px;
}

/* 高亮区块 */
.highlight {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 32px;
    background: linear-gradient(135deg, rgba(78, 115, 223, 0.12), rgba(246, 194, 62, 0.12));
    padding: 48px;
    border-radius: 24px;
    border: 1px solid rgba(78, 115, 223, 0.16);
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.12);
}

.highlight.reverse {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.15);
}

.highlight-text h2 {
    margin-top: 0;
    font-size: 26px;
}

.highlight-text p {
    color: var(--text-muted);
}

.highlight-text ul {
    list-style: none;
    padding: 0;
    margin: 20px 0 30px;
}

.highlight-text li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    color: var(--text-muted);
    font-size: 15px;
}

.highlight-text li i {
    color: var(--primary);
}

.highlight-side {
    display: flex;
    flex-direction: column;
    gap: 20px;
    justify-content: center;
}

.quote {
    background: #ffffff;
    border-radius: 18px;
    padding: 24px;
    box-shadow: 0 18px 36px rgba(78, 115, 223, 0.18);
    border-left: 4px solid var(--primary);
}

.quote p {
    margin: 0 0 14px;
    font-size: 16px;
    color: var(--text-main);
}

.quote span {
    color: var(--text-muted);
    font-size: 14px;
}

.stats-card {
    background: linear-gradient(145deg, rgba(78, 115, 223, 0.1), rgba(246, 194, 62, 0.15));
    border-radius: 18px;
    padding: 26px;
    box-shadow: 0 16px 36px rgba(15, 23, 42, 0.12);
    color: var(--text-main);
}

.stats-card h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 0;
    font-size: 20px;
}

.stats-card ul {
    list-style: none;
    padding: 0;
    margin: 18px 0 0;
}

.stats-card li {
    margin-bottom: 16px;
}

.stats-card span {
    font-weight: 600;
}

.stats-card small {
    display: block;
    color: var(--text-muted);
    margin-top: 4px;
    font-size: 13px;
}

/* CTA 区域 */
.cta {
    padding: 80px 0 100px;
    text-align: center;
}

.cta h2 {
    font-size: 30px;
    margin-bottom: 16px;
}

.cta p {
    color: var(--text-muted);
    max-width: 540px;
    margin: 0 auto 30px;
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* 解决方案桥接模块 */
.solutions-bridge {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 0;
}

.solutions-bridge h2 {
    color: white;
    text-align: center;
    margin-bottom: 0.75rem;
}

.solutions-bridge .section-subtitle {
    color: rgba(255, 255, 255, 0.9);
    text-align: center;
    margin-bottom: 3rem;
}

.solution-steps {
    display: flex;
    gap: 2rem;
    margin-bottom: 2.5rem;
}

.solution-item {
    flex: 1;
    display: flex;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.solution-item:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.15);
}

.solution-number {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: white;
    color: #667eea;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: bold;
}

.solution-content h3 {
    color: white;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.solution-content p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.95rem;
    line-height: 1.6;
    margin: 0;
}

.manual-list,
.product-benefits {
    margin: 0;
    padding-left: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
    line-height: 1.6;
}

.manual-list {
    list-style: decimal;
}

.product-benefits {
    list-style: disc;
}

.manual-list li + li,
.product-benefits li + li {
    margin-top: 0.4rem;
}

.bridge-cta {
    text-align: center;
    padding-top: 1rem;
}

.bridge-cta .btn {
    margin-right: 1rem;
}

.hint-text {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
}

/* 省份备注样式 */
.province-note-inline {
    font-size: 0.85rem;
    color: #95a5a6;
    font-weight: 400;
}

.province-note-block {
    display: block;
    font-size: 0.85rem;
    color: #7f8c8d;
    font-weight: 400;
    margin-top: 0.5rem;
    font-style: normal;
}

.section-subtitle-with-note {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 2rem;
}

.section-subtitle-with-note .province-note-block {
    color: #95a5a6;
    margin-top: 0.75rem;
}

/* 响应式适配 */
@media (max-width: 768px) {
    .solution-steps {
        flex-direction: column;
        gap: 1.25rem;
    }
    
    .bridge-cta {
        flex-direction: column;
        gap: 1rem;
    }
    
    .bridge-cta .btn {
        margin-right: 0;
        margin-bottom: 0.5rem;
    }
    
    .hint-text {
        display: block;
        margin-top: 0.5rem;
    }
}

/* Hero区数据指标 */
.hero-stats {
    display: flex;
    gap: 1.5rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
    margin-bottom: 1.25rem;
}

.stat-item {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: #2f3b52;
    background: #ffffff;
    padding: 0.5rem 1.1rem;
    border-radius: 999px;
    font-weight: 500;
    border: 1px solid rgba(52, 152, 219, 0.18);
    box-shadow: 0 8px 18px rgba(52, 152, 219, 0.15);
}

.stat-item i {
    color: #3498db;
}

/* 误区卡片内的系统解决方案 */
.system-solution {
    font-size: 0.85rem;
    color: #27ae60;
    margin-top: 0.5rem;
    padding-left: 1rem;
    border-left: 3px solid #2ecc71;
    line-height: 1.5;
    font-weight: 500;
}

/* 响应式 - Hero Stats */
@media (max-width: 768px) {
    .hero-stats {
        flex-direction: column;
        gap: 0.75rem;
    }

    .stat-item {
        font-size: 0.85rem;
        padding: 0.4rem 0.8rem;
    }
}

/* 页脚 */
.site-footer {
    background: #101727;
    color: #e5ecff;
    padding: 36px 0;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
}

.footer-links {
    display: flex;
    gap: 18px;
    font-size: 14px;
}

.footer-links a {
    color: rgba(229, 236, 255, 0.85);
}

.footer-links a:hover {
    color: #ffffff;
}

.footer-note {
    margin: 0;
    font-size: 13px;
    color: rgba(229, 236, 255, 0.7);
    flex-basis: 100%;
    text-align: center;
}

/* 响应式 */
@media (max-width: 960px) {
    .nav-links {
        display: none;
    }

    .site-header .nav {
        justify-content: center;
        flex-wrap: wrap;
        gap: 12px;
        text-align: center;
    }

    .brand {
        justify-content: center;
        width: 100%;
    }

    .nav-actions {
        width: 100%;
        justify-content: center;
        gap: 10px;
    }

    .highlight {
        padding: 32px;
    }
}

@media (max-width: 720px) {
    .hero {
        padding: 90px 0 60px;
    }

    .hero-card {
        box-shadow: 0 16px 32px rgba(78, 115, 223, 0.18);
    }

    .highlight {
        border-radius: 18px;
        padding: 26px;
    }
}