/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2563eb;
    --secondary-color: #64748b;
    --accent-color: #3b82f6;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --background-light: #f8fafc;
    --background-white: #ffffff;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background-light);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-size: 16px;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: white;
}

/* 导航栏样式 */
.navbar {
    background-color: var(--background-white);
    box-shadow: var(--shadow-sm);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo h2 {
    color: var(--primary-color);
    font-weight: 700;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--primary-color);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    margin: 3px 0;
    transition: 0.3s;
}

/* 英雄区域样式 */
.hero {
    padding: 150px 0 100px;
    background-color: var(--background-white);
    margin-top: 70px;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.hero-img {
    width: 100%;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

/* 区域标题样式 */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1.125rem;
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* 服务区域样式 */
.services {
    padding: 80px 0;
    background-color: var(--background-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--background-white);
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.service-card p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* 项目展示样式 */
.projects {
    padding: 80px 0;
    background-color: var(--background-light);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.project-card {
    background-color: var(--background-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.project-image {
    height: 250px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.project-card:hover .project-image img {
    transform: scale(1.05);
}

.project-info {
    padding: 25px;
}

.project-info h3 {
    font-size: 1.375rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.project-info p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 关于我们样式 */
.about {
    padding: 80px 0;
    background-color: var(--background-white);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-text {
    margin-bottom: 50px;
}

.about-text p {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.stats {
    display: flex;
    justify-content: center;
    gap: 50px;
    margin-top: 50px;
}

.stat-item {
    text-align: center;
}

.stat-item h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.stat-item p {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* 联系我们样式 */
.contact {
    padding: 80px 0;
    background-color: var(--background-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info h3 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 30px;
    line-height: 1.8;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.contact-icon {
    font-size: 1.25rem;
    width: 30px;
    text-align: center;
}

.contact-form {
    background-color: var(--background-white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form .btn-primary {
    width: 100%;
}

/* 页脚样式 */
.footer {
    background-color: var(--text-primary);
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.footer-logo p {
    color: #94a3b8;
    line-height: 1.6;
}

.footer-column h4 {
    font-size: 1.125rem;
    margin-bottom: 20px;
    color: white;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column ul li a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-column ul li a:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-link {
    color: #94a3b8;
    text-decoration: none;
    padding: 8px 16px;
    border: 1px solid #94a3b8;
    border-radius: 20px;
    transition: all 0.3s ease;
}

.social-link:hover {
    color: white;
    background-color: #94a3b8;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #334155;
    color: #94a3b8;
}

/* 福利目录样式 */
.benefits {
    padding: 80px 0;
    background-color: var(--background-white);
}

.benefits-intro {
    margin-bottom: 50px;
}

.benefits-notice {
    background: linear-gradient(180deg, rgba(255,247,237,0.86), rgba(255,255,255,0.94));
    border-radius: 22px;
    border: 1px solid rgba(255,255,255,0.7);
    padding: 30px;
    box-shadow: 0 18px 56px rgba(15,23,42,0.06);
    backdrop-filter: blur-xl;
}

.notice-item {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.notice-badge {
    border-radius: 20px;
    padding: 6px 16px;
    font-size: 11px;
    font-weight: 600;
}

.notice-badge.bg-amber-100.text-amber-800 {
    background-color: #fef3c7;
    color: #92400e;
}

.notice-badge.bg-slate-100.text-slate-600 {
    background-color: #f1f5f9;
    color: #475569;
}

.benefits-notice h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.benefits-notice p {
    font-size: 15px;
    line-height: 1.5;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.notice-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-top: 20px;
}

.notice-card {
    background-color: var(--background-white);
    border-radius: 12px;
    border: 1px solid rgba(148,163,184,0.2);
    padding: 16px;
    font-size: 13px;
    line-height: 1.5;
    color: var(--text-secondary);
}

.notice-card.bg-rose-50.text-rose-700 {
    background-color: #fef2f2;
    border-color: rgba(248, 113, 113, 0.2);
    color: #991b1b;
    font-weight: 600;
}

/* 分类导航样式 */
.category-nav {
    margin-bottom: 40px;
}

.search-bar {
    margin-bottom: 20px;
}

.search-bar input {
    width: 100%;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    background-color: rgba(255,255,255,0.95);
    padding: 12px 20px;
    font-size: 15px;
    box-shadow: 0 14px 34px rgba(14,165,233,0.1);
    outline: none;
    transition: all 0.3s ease;
}

.search-bar input:focus {
    border-color: #fbbf24;
    box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.1);
}

.category-tabs {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding-bottom: 10px;
}

.category-tab {
    min-height: 44px;
    padding: 0 20px;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    background-color: white;
    color: var(--text-primary);
    text-align: center;
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-tab.active {
    border-color: #3b82f6;
    background: linear-gradient(135deg, rgba(224,242,254,0.98), rgba(239,246,255,0.98), rgba(219,234,254,0.96));
    color: var(--text-primary);
    box-shadow: 0 14px 34px rgba(59,130,246,0.22);
    ring: 1px solid rgba(59,130,246,0.1);
}

.category-tab:hover {
    border-color: #3b82f6;
    background-color: #f0f9ff;
}

/* 福利列表样式 */
.benefits-list {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.benefits-category {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.category-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.benefit-item {
    background-color: var(--background-white);
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    padding: 25px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.benefit-item:hover {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.benefit-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 15px;
}

.benefit-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.benefit-logo {
    height: 40px;
    object-fit: contain;
}

.benefit-tags {
    display: flex;
    gap: 8px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.tag {
    border-radius: 20px;
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 500;
    background-color: #cffafe;
    color: #075985;
}

.tag.bg-cyan-200.text-cyan-800 {
    background-color: #a7f3d0;
    color: #064e3b;
}

.benefit-conditions {
    margin-bottom: 15px;
}

.conditions-box {
    background-color: #dbeafe;
    border-radius: 8px;
    padding: 12px;
}

.conditions-box p {
    margin: 0;
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-primary);
}

.benefit-description {
    margin-bottom: 20px;
}

.benefit-description h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.benefit-description ul {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

.benefit-description li {
    padding: 4px 0;
    position: relative;
    padding-left: 20px;
    line-height: 1.5;
    color: var(--text-secondary);
}

.benefit-description li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.benefit-description strong {
    color: var(--text-primary);
}

.benefit-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
}

.code-input {
    display: flex;
    align-items: center;
    border: 1px dashed #cbd5e1;
    border-radius: 8px;
    overflow: hidden;
}

.code-input input {
    border: none;
    padding: 12px;
    font-size: 16px;
    background-color: #f8fafc;
    flex: 1;
    outline: none;
}

.code-input button {
    padding: 12px 20px;
    border: none;
    background-color: #f8fafc;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.code-input button:hover {
    background-color: #e2e8f0;
}

.btn-outline {
    border: 1px solid #3b82f6;
    background-color: #eff6ff;
    color: #3b82f6;
}

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

/* 文章展示样式 */
.articles {
    padding: 80px 0;
    background-color: var(--background-white);
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.article-card {
    background-color: var(--background-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.article-image {
    height: 200px;
    overflow: hidden;
}

.article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.article-card:hover .article-image img {
    transform: scale(1.05);
}

.article-content {
    padding: 25px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.article-meta {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    font-size: 0.875rem;
}

.article-date {
    color: var(--text-secondary);
}

.article-category {
    background-color: var(--primary-color);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

.article-title {
    font-size: 1.375rem;
    margin-bottom: 12px;
    color: var(--text-primary);
    line-height: 1.4;
}

.article-excerpt {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
    flex: 1;
}

/* 文章完整内容样式 */
.full-article-content {
    display: none;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.full-article-content.show {
    display: block;
}

.full-article-content h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.full-article-content ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: 20px;
}

.full-article-content li {
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
    line-height: 1.5;
}

.full-article-content li::before {
    content: "•";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-color);
}

.full-article-content ol {
    margin-bottom: 20px;
    padding-left: 20px;
}

.full-article-content li {
    margin-bottom: 8px;
}

.broker-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.broker-item {
    background-color: var(--background-light);
    border-radius: 8px;
    padding: 20px;
    border: 1px solid var(--border-color);
}

.broker-item h5 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--primary-color);
}

.broker-item p {
    margin-bottom: 8px;
    line-height: 1.5;
    color: var(--text-secondary);
}

.safety-notice {
    background-color: #fef2f2;
    border-radius: 8px;
    padding: 20px;
    border: 1px solid #fecaca;
    margin-bottom: 20px;
}

.safety-notice h4 {
    color: #dc2626;
    margin-bottom: 12px;
}

.safety-notice p {
    margin-bottom: 8px;
    line-height: 1.5;
    color: #7f1d1d;
}

.safety-notice p strong {
    color: #dc2626;
}

.benefits-features,
.benefits-highlights {
    margin-bottom: 20px;
}

.benefits-features h4,
.benefits-highlights h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.benefits-features ul {
    list-style: none;
    padding-left: 0;
}

.benefits-features li {
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
    line-height: 1.5;
}

.benefits-features li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background-color: var(--primary-color);
    border-radius: 50%;
}

.benefits-highlights p {
    margin-bottom: 12px;
    line-height: 1.6;
}

.benefits-highlights p strong {
    color: var(--primary-color);
}

.article-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    align-self: flex-start;
    margin-top: auto;
}

.article-link:hover {
    color: #1d4ed8;
}

.view-all-articles {
    text-align: center;
}

/* 文章列表中的链接样式 */
.article-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.article-link:hover {
    color: #1d4ed8;
    text-decoration: underline;
}

/* 文章页面英雄区域样式 */
.hero-article {
    margin-top: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
}

.hero-article .hero-title {
    font-size: 3.5rem;
    color: white;
    margin-bottom: 15px;
}

.hero-article .hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 30px;
}

.hero-article .badge-category {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-right: 10px;
}

.hero-article .badge-date {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

/* 文章标签样式 */
.article-badge {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

/* 福利目录样式 */
.benefits-intro {
    padding: 80px 0;
    background-color: var(--background-white);
}

.notice-header {
    text-align: center;
    margin-bottom: 40px;
}

.notice-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.notice-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

.benefits-notice {
    background: linear-gradient(180deg, rgba(59, 130, 246, 0.1), rgba(147, 51, 234, 0.1));
    border-radius: 22px;
    border: 1px solid rgba(59, 130, 246, 0.2);
    padding: 40px;
    box-shadow: 0 18px 56px rgba(59, 130, 246, 0.1);
    backdrop-filter: blur(10px);
}

.benefits-notice p {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: 30px;
    color: var(--text-primary);
}

.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.stat-box {
    text-align: center;
    padding: 20px;
    background-color: rgba(255, 255, 255, 0.8);
    border-radius: 12px;
    transition: transform 0.3s ease;
}

.stat-box:hover {
    transform: translateY(-5px);
}

.stat-box h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.stat-box p {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* 分类导航样式 */
.category-nav {
    padding: 80px 0;
    background-color: var(--background-light);
}

.search-bar {
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.search-bar input {
    width: 100%;
    border-radius: 50px;
    border: 2px solid var(--border-color);
    background-color: white;
    padding: 15px 25px;
    font-size: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    outline: none;
    transition: all 0.3s ease;
}

.search-bar input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.2);
}

.category-tabs {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    padding: 0 20px;
}

.category-tab {
    min-height: 50px;
    padding: 0 25px;
    border-radius: 50px;
    border: 2px solid var(--border-color);
    background-color: white;
    color: var(--text-primary);
    text-align: center;
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
    transition: all 0.3s ease;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-tab.active {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(147, 51, 234, 0.1));
    color: var(--primary-color);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.2);
}

.category-tab:hover {
    border-color: var(--primary-color);
    background-color: var(--background-white);
}

/* 福利卡片样式 */
.popular-benefits {
    padding: 80px 0;
    background-color: var(--background-white);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.benefit-card {
    background-color: var(--background-white);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.benefit-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px;
    background-color: var(--background-light);
}

.benefit-logo img {
    width: 50px;
    height: 50px;
    border-radius: 8px;
    object-fit: cover;
}

.benefit-rating {
    text-align: right;
}

.stars {
    font-size: 1.125rem;
    font-weight: 600;
    color: #fbbf24;
}

.rating-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    display: block;
    margin-top: 5px;
}

.benefit-title {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.benefit-title h3 {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--text-primary);
}

.badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge.hot {
    background-color: #fee2e2;
    color: #dc2626;
}

.badge.new {
    background-color: #dbeafe;
    color: #2563eb;
}

.badge.bonus {
    background-color: #d1fae5;
    color: #059669;
}

.benefit-tags {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.tag {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
    background-color: var(--background-light);
    color: var(--text-secondary);
}

.benefit-highlight {
    background-color: #f0f9ff;
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 20px;
}

.benefit-highlight p {
    margin: 0;
    color: var(--text-primary);
    font-size: 1rem;
    line-height: 1.6;
}

.benefit-conditions {
    margin-bottom: 20px;
}

.benefit-conditions h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.conditions-box {
    background-color: var(--background-light);
    border-radius: 8px;
    padding: 15px;
}

.conditions-box p {
    margin: 8px 0;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.benefit-features {
    margin-bottom: 25px;
}

.benefit-features h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.benefit-features ul {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

.benefit-features li {
    padding: 8px 0;
    padding-left: 20px;
    position: relative;
    line-height: 1.5;
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.benefit-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.benefit-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 20px 25px 25px;
}

.code-input {
    display: flex;
    align-items: center;
    border: 1px dashed var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}

.code-input input {
    border: none;
    padding: 12px 15px;
    font-size: 14px;
    background-color: var(--background-light);
    flex: 1;
    outline: none;
}

.code-input button {
    padding: 12px 20px;
    border: none;
    background-color: var(--background-white);
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.code-input button:hover {
    background-color: var(--background-light);
}

.view-more-section {
    padding: 60px 0;
    background-color: var(--background-light);
    border-radius: 20px;
    margin-top: 60px;
}

.view-more-section h3 {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: 40px;
    text-align: center;
    color: var(--text-primary);
}

.benefits-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.category-section {
    background-color: var(--background-white);
    border-radius: 16px;
    padding: 30px;
    box-shadow: var(--shadow-sm);
}

.category-section h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.benefits-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.benefit-item {
    background-color: var(--background-light);
    border-radius: 8px;
    padding: 15px;
    transition: background-color 0.2s ease;
}

.benefit-item:hover {
    background-color: #f1f5f9;
}

.benefit-item h5 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--primary-color);
}

.benefit-item p {
    margin: 6px 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.5;
}

/* 安全提示样式 */
.safety-notice {
    padding: 80px 0;
    background-color: #fef2f2;
}

.safety-content {
    max-width: 1000px;
    margin: 0 auto;
}

.safety-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: #dc2626;
    text-align: center;
}

.safety-intro {
    text-align: center;
    font-size: 1.125rem;
    color: #7f1d1d;
    margin-bottom: 40px;
}

.safety-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.safety-item {
    background-color: white;
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.safety-item.warning h3 {
    color: #dc2626;
}

.safety-item.protect h3 {
    color: #059669;
}

.safety-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.safety-item ul {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

.safety-item li {
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
    line-height: 1.6;
    color: var(--text-secondary);
}

.safety-item.warning li::before {
    content: "⚠️";
    position: absolute;
    left: 0;
}

.safety-item.protect li::before {
    content: "🔒";
    position: absolute;
    left: 0;
}

.emergency-contact {
    background-color: white;
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.emergency-contact h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #dc2626;
}

.emergency-contact p {
    color: #7f1d1d;
    margin-bottom: 20px;
}

.emergency-contact ol {
    text-align: left;
    max-width: 600px;
    margin: 0 auto;
}

.emergency-contact li {
    padding: 10px 0;
    padding-left: 30px;
    position: relative;
    color: var(--text-secondary);
    line-height: 1.6;
}

.emergency-contact li::before {
    content: "🚨";
    position: absolute;
    left: 0;
}

/* 使用指南样式 */
.usage-guide {
    padding: 80px 0;
    background-color: var(--background-white);
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin: 60px 0;
}

.step-card {
    background-color: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
}

.step-card:hover {
    transform: translateY(-5px);
}

.step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.step-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-primary);
    padding: 0 25px;
}

.step-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    padding: 0 25px;
    margin-bottom: 20px;
}

.step-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.step-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.faq-section {
    margin-top: 60px;
    background-color: var(--background-light);
    border-radius: 16px;
    padding: 40px;
}

.faq-section h3 {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: 30px;
    text-align: center;
    color: var(--text-primary);
}

.faq-list {
    display: grid;
    gap: 20px;
}

.faq-item {
    background-color: white;
    border-radius: 12px;
    padding: 25px;
    transition: transform 0.2s ease;
}

.faq-item:hover {
    transform: translateX(5px);
}

.faq-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.faq-item p {
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 联系表单样式 */
.contact-section {
    padding: 80px 0;
    background-color: var(--background-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 30px;
    line-height: 1.8;
}

.contact-methods {
    display: grid;
    gap: 20px;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background-color: white;
    border-radius: 12px;
    transition: transform 0.2s ease;
}

.contact-method:hover {
    transform: translateY(-3px);
}

.contact-icon {
    font-size: 2rem;
}

.contact-method h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.contact-method p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.contact-form h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 25px;
    color: var(--text-primary);
}

.contact-form .form-group {
    margin-bottom: 20px;
}

.contact-form .form-group input,
.contact-form .form-group select,
.contact-form .form-group textarea {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    font-size: 16px;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.contact-form .form-group input:focus,
.contact-form .form-group select:focus,
.contact-form .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.contact-form .form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form .btn-primary {
    width: 100%;
    padding: 15px;
    font-size: 16px;
}

/* 返回链接样式 */
.article-navigation {
    text-align: center;
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
    margin-top: 80px;
}

.back-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 1.125rem;
    transition: color 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.back-link:hover {
    color: #1d4ed8;
    text-decoration: underline;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .hero-article .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-article .hero-image {
        order: -1;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .benefits-grid {
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    }
}

@media (max-width: 768px) {
    .hero-article {
        margin-top: 70px;
        padding: 100px 0;
    }

    .hero-article .hero-title {
        font-size: 2.5rem;
    }

    .hero-article .hero-subtitle {
        font-size: 1rem;
    }

    .benefits-notice {
        padding: 25px;
    }

    .stats-row {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .category-tabs {
        gap: 10px;
        padding: 0 15px;
    }

    .category-tab {
        min-height: 45px;
        padding: 0 20px;
        font-size: 13px;
    }

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

    .benefits-categories {
        grid-template-columns: 1fr;
    }

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

    .steps-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .faq-section {
        padding: 25px;
    }

    .contact-methods {
        gap: 15px;
    }

    .contact-method {
        padding: 15px;
    }
}

@media (max-width: 480px) {
    .hero-article .hero-title {
        font-size: 2rem;
    }

    .hero-article .hero-subtitle {
        font-size: 0.875rem;
    }

    .benefits-notice {
        padding: 20px;
    }

    .benefits-notice p {
        font-size: 1rem;
    }

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

    .category-tabs {
        justify-content: flex-start;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 5px;
    }

    .benefit-actions {
        padding: 20px 25px;
    }
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-image {
        order: -1;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .stats {
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--background-white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-md);
        padding: 20px 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        margin: 15px 0;
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

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

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

    .stats {
        flex-direction: column;
        gap: 30px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-column {
        margin-bottom: 30px;
    }

    .social-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 200px;
    }
}