:root {
    --primary-color: #8B2500;
    --primary-light: #A03300;
    --primary-dark: #5C1A00;
    --gold-color: #C9A227;
    --gold-light: #D4B84E;
    --ochre-color: #B5651D;
    --charcoal-color: #2C2C2C;
    --charcoal-light: #3D3D3D;
    --slate-gray: #4A5568;
    --cream-color: #FAF8F5;
    --cream-dark: #F5F0E8;
    --cyan-blue: #2E7D9A;
    --ink-green: #2D5A3D;
    --white: #FFFFFF;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --font-serif: 'Noto Serif SC', serif;
    --font-sans: 'Noto Sans SC', sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--cream-color);
    color: var(--charcoal-color);
    line-height: 1.6;
    font-size: 16px;
}

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

.header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar {
    padding: 16px 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
}

.logo-sub {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 2px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-menu a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    padding: 8px 0;
    border-bottom: 2px solid transparent;
    transition: all 0.3s ease;
}

.nav-menu a:hover,
.nav-menu a.active {
    border-bottom-color: var(--gold-color);
    color: var(--gold-light);
}

.search-box {
    display: flex;
    gap: 8px;
}

.search-box input {
    padding: 8px 12px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    width: 200px;
    background-color: rgba(255, 255, 255, 0.9);
}

.search-btn {
    padding: 8px 16px;
    background-color: var(--gold-color);
    border: none;
    border-radius: var(--radius-sm);
    color: var(--charcoal-color);
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.search-btn:hover {
    background-color: var(--gold-light);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background-color: var(--white);
}

.hero {
    min-height: 600px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--charcoal-color) 0%, var(--charcoal-light) 100%);
}

.hero-content {
    z-index: 2;
    color: var(--white);
    max-width: 600px;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 24px;
    color: var(--gold-light);
    margin-bottom: 16px;
}

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

.hero-stats {
    display: flex;
    gap: 48px;
    margin-bottom: 32px;
}

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

.stat-number {
    display: block;
    font-size: 40px;
    font-weight: 700;
    color: var(--gold-color);
}

.stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.hero-buttons {
    display: flex;
    gap: 16px;
}

.btn {
    padding: 12px 32px;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
}

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

.btn-primary:hover {
    background-color: var(--primary-light);
    border-color: var(--primary-light);
}

.btn-secondary {
    background-color: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
}

.hero-visual {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 50%;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('https://trae-api-cn.mchost.guru/api/ide/v1/text_to_image?prompt=Chinese%20traditional%20cultural%20heritage%20Henan%20ancient%20civilization%20elegant%20dark%20background&image_size=landscape_16_9');
    background-size: cover;
    background-position: center;
    opacity: 0.4;
}

.hero-decoration {
    position: absolute;
    top: 50%;
    right: 50px;
    transform: translateY(-50%);
    width: 300px;
    height: 300px;
    border: 2px solid rgba(201, 162, 39, 0.2);
    border-radius: 50%;
}

.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-title {
    font-family: var(--font-serif);
    font-size: 32px;
    font-weight: 700;
    color: var(--charcoal-color);
    margin-bottom: 12px;
}

.section-desc {
    color: var(--slate-gray);
    font-size: 16px;
}

.section-footer {
    text-align: center;
    margin-top: 32px;
}

.view-more {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: color 0.3s ease;
}

.view-more:hover {
    color: var(--primary-light);
}

.featured-section {
    padding: 64px 0;
}

.featured-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.featured-card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.featured-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card-img {
    height: 120px;
    background-size: cover;
    background-position: center;
}

.card-content {
    padding: 20px;
}

.card-title {
    font-family: var(--font-serif);
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--charcoal-color);
}

.card-desc {
    font-size: 14px;
    color: var(--slate-gray);
    margin-bottom: 12px;
}

.card-tag {
    display: inline-block;
    padding: 4px 12px;
    background-color: var(--cream-dark);
    color: var(--primary-color);
    font-size: 12px;
    border-radius: var(--radius-sm);
}

.categories-preview {
    padding: 64px 0;
    background-color: var(--cream-dark);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
}

.category-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 24px;
    background-color: var(--white);
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: var(--charcoal-color);
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.category-item:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-4px);
}

.category-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--cream-dark);
    border-radius: 50%;
    font-family: var(--font-serif);
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 12px;
    transition: all 0.3s ease;
}

.category-item:hover .category-icon {
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--white);
}

.category-name {
    font-weight: 600;
    margin-bottom: 4px;
}

.category-count {
    font-size: 12px;
    color: var(--slate-gray);
}

.category-item:hover .category-count {
    color: rgba(255, 255, 255, 0.8);
}

.inheritor-section {
    padding: 64px 0;
}

.inheritor-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.inheritor-card {
    text-align: center;
    background-color: var(--white);
    padding: 24px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.inheritor-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.inheritor-avatar {
    width: 100px;
    height: 100px;
    margin: 0 auto 16px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--gold-color);
}

.inheritor-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.inheritor-name {
    font-family: var(--font-serif);
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 4px;
}

.inheritor-title {
    font-size: 14px;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 8px;
}

.inheritor-skill {
    font-size: 14px;
    color: var(--slate-gray);
}

.protection-section {
    padding: 64px 0;
    background-color: var(--charcoal-color);
}

.protection-section .section-title,
.protection-section .section-desc {
    color: var(--white);
}

.protection-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.protection-item {
    display: flex;
    gap: 20px;
    padding: 24px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
}

.protection-icon {
    font-size: 48px;
}

.protection-content h3 {
    color: var(--gold-light);
    font-size: 18px;
    margin-bottom: 8px;
}

.protection-content p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    line-height: 1.6;
}

.footer {
    background-color: var(--charcoal-color);
    padding: 48px 0 24px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
    margin-bottom: 32px;
}

.footer-section h4 {
    color: var(--gold-light);
    font-size: 16px;
    margin-bottom: 16px;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    line-height: 1.6;
}

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

.footer-section ul li {
    margin-bottom: 8px;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--gold-light);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 24px;
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
}

.page-header {
    padding: 48px 0;
    background-color: var(--cream-dark);
}

.page-title {
    font-family: var(--font-serif);
    font-size: 36px;
    font-weight: 700;
    color: var(--charcoal-color);
    margin-bottom: 12px;
}

.page-desc {
    color: var(--slate-gray);
    font-size: 16px;
}

.categories-detail {
    padding: 64px 0;
}

.category-section {
    margin-bottom: 64px;
}

.category-header {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 2px solid var(--cream-dark);
}

.category-icon-large {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-color);
    color: var(--white);
    font-family: var(--font-serif);
    font-size: 40px;
    font-weight: 700;
    border-radius: var(--radius-lg);
}

.category-title {
    font-family: var(--font-serif);
    font-size: 28px;
    font-weight: 700;
    color: var(--charcoal-color);
    margin-bottom: 8px;
}

.category-desc {
    color: var(--slate-gray);
    font-size: 16px;
}

.category-projects {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.project-mini-card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease;
}

.project-mini-card:hover {
    transform: translateY(-4px);
}

.mini-card-img {
    height: 150px;
    background-size: cover;
    background-position: center;
}

.mini-card-content {
    padding: 16px;
}

.mini-card-content h3 {
    font-family: var(--font-serif);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
}

.mini-card-content p {
    font-size: 14px;
    color: var(--slate-gray);
    margin-bottom: 12px;
}

.level-tag {
    display: inline-block;
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-sm);
}

.level-tag.level-national {
    background-color: var(--primary-color);
    color: var(--white);
}

.level-tag.level-provincial {
    background-color: var(--gold-color);
    color: var(--charcoal-color);
}

.projects-filters {
    padding: 24px 0;
    background-color: var(--white);
    border-bottom: 1px solid var(--cream-dark);
}

.projects-filters .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.filter-tabs {
    display: flex;
    gap: 12px;
}

.filter-btn {
    padding: 8px 20px;
    border: 1px solid var(--cream-dark);
    background-color: var(--white);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.filter-btn.active,
.filter-btn:hover {
    background-color: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

.filter-categories {
    display: flex;
    align-items: center;
    gap: 12px;
}

.filter-categories span {
    color: var(--slate-gray);
    font-size: 14px;
}

.category-select {
    padding: 8px 12px;
    border: 1px solid var(--cream-dark);
    border-radius: var(--radius-sm);
    background-color: var(--white);
    font-size: 14px;
}

.projects-grid {
    padding: 48px 0;
}

.projects-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.project-card-link {
    display: block;
    text-decoration: none;
    color: inherit;
    margin-bottom: 16px;
}

.project-card {
    display: flex;
    background-color: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    pointer-events: auto;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.project-img {
    width: 25%;
    background-size: cover;
    background-position: center;
}

.project-content {
    padding: 24px;
    flex: 1;
}

.project-tags {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
}

.category-tag {
    padding: 4px 12px;
    background-color: var(--cream-dark);
    color: var(--slate-gray);
    font-size: 12px;
    border-radius: var(--radius-sm);
}

.project-title {
    font-family: var(--font-serif);
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--charcoal-color);
}

.project-desc {
    font-size: 14px;
    color: var(--slate-gray);
    line-height: 1.6;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.project-footer {
    display: flex;
    gap: 16px;
    font-size: 14px;
    color: var(--slate-gray);
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    margin-top: 48px;
}

.page-btn {
    padding: 10px 20px;
    border: 1px solid var(--cream-dark);
    background-color: var(--white);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.page-btn:hover {
    background-color: var(--cream-dark);
}

.page-numbers {
    display: flex;
    align-items: center;
    gap: 8px;
}

.page-num {
    width: 40px;
    height: 40px;
    border: none;
    background-color: var(--white);
    border-radius: 50%;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.page-num.active,
.page-num:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.page-dots {
    color: var(--slate-gray);
}

.detail-hero {
    position: relative;
    min-height: 400px;
    display: flex;
    align-items: flex-end;
    padding-bottom: 48px;
}

.detail-hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-size: cover;
    background-position: center;
}

.detail-hero-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
}

.detail-hero-content {
    position: relative;
    z-index: 2;
    color: var(--white);
}

.detail-tags {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.detail-title {
    font-family: var(--font-serif);
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 8px;
}

.detail-subtitle {
    font-size: 20px;
    color: var(--gold-light);
    margin-bottom: 16px;
}

.detail-meta {
    display: flex;
    gap: 24px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
}

.detail-content {
    padding: 48px 0;
    display: grid;
    grid-template-columns: 3fr 1fr;
    gap: 32px;
}

.detail-section {
    margin-bottom: 48px;
}

.detail-section .section-title {
    text-align: left;
    font-size: 24px;
    color: var(--charcoal-color);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary-color);
}

.section-content p {
    color: var(--slate-gray);
    line-height: 1.8;
    margin-bottom: 16px;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    padding: 12px 0;
    border-bottom: 1px solid var(--cream-dark);
    color: var(--slate-gray);
}

.related-inheritors {
    display: flex;
    gap: 24px;
}

.inheritor-mini-card {
    display: flex;
    gap: 16px;
    padding: 16px;
    background-color: var(--cream-dark);
    border-radius: var(--radius-lg);
}

.mini-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
}

.mini-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.mini-info h4 {
    font-family: var(--font-serif);
    font-size: 16px;
    margin-bottom: 4px;
}

.mini-info p {
    font-size: 14px;
    color: var(--slate-gray);
    margin: 0;
}

.detail-sidebar {
    position: sticky;
    top: 120px;
}

.sidebar-section {
    background-color: var(--white);
    padding: 24px;
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}

.sidebar-section h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--cream-dark);
}

.related-projects {
    list-style: none;
}

.related-projects li {
    margin-bottom: 12px;
}

.related-projects li a {
    color: var(--slate-gray);
    text-decoration: none;
    transition: color 0.3s ease;
}

.related-projects li a:hover {
    color: var(--primary-color);
}

.protection-level {
    margin-top: 12px;
}

.level-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.level-badge {
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 600;
}

.level-badge.national {
    background-color: var(--primary-color);
    color: var(--white);
}

.level-badge.provincial {
    background-color: var(--gold-color);
    color: var(--charcoal-color);
}

.level-text {
    font-size: 14px;
    color: var(--slate-gray);
}

.inheritor-stats {
    padding: 48px 0;
    background-color: var(--cream-dark);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.stat-box {
    text-align: center;
    padding: 32px;
    background-color: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.stat-box .stat-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-box .stat-label {
    font-size: 16px;
    color: var(--slate-gray);
    margin-top: 8px;
}

.inheritor-filters {
    padding: 24px 0;
    background-color: var(--white);
    border-bottom: 1px solid var(--cream-dark);
}

.inheritor-filters .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.inheritor-list {
    padding: 48px 0;
}

.inheritor-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.inheritor-detail-card {
    display: flex;
    gap: 24px;
    background-color: var(--white);
    padding: 24px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.card-avatar {
    position: relative;
    width: 150px;
    height: 150px;
    flex-shrink: 0;
}

.card-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-lg);
}

.card-avatar .level-badge {
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
}

.card-name {
    font-family: var(--font-serif);
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
}

.card-title {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 12px;
}

.card-desc {
    color: var(--slate-gray);
    line-height: 1.6;
    margin-bottom: 16px;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.skill-tag {
    padding: 4px 12px;
    background-color: var(--cream-dark);
    color: var(--slate-gray);
    font-size: 12px;
    border-radius: var(--radius-sm);
}

.card-info {
    display: flex;
    gap: 24px;
    font-size: 14px;
    color: var(--slate-gray);
}

.activities-section {
    padding: 48px 0;
}

.activities-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.activity-card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.activity-img {
    height: 150px;
    background-size: cover;
    background-position: center;
}

.activity-content {
    padding: 24px;
}

.activity-date {
    display: inline-block;
    padding: 4px 12px;
    background-color: var(--primary-color);
    color: var(--white);
    font-size: 12px;
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
}

.activity-title {
    font-family: var(--font-serif);
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
}

.activity-desc {
    color: var(--slate-gray);
    font-size: 14px;
    margin-bottom: 16px;
}

.activity-info {
    margin-bottom: 16px;
}

.activity-location {
    font-size: 14px;
    color: var(--slate-gray);
}

.activity-btn {
    padding: 10px 24px;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.activity-btn:hover {
    background-color: var(--primary-light);
}

.protection-section-full {
    padding: 48px 0;
    background-color: var(--charcoal-color);
}

.protection-section-full .section-title,
.protection-section-full .section-desc {
    color: var(--white);
}

.protection-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.protection-card {
    background-color: rgba(255, 255, 255, 0.05);
    padding: 24px;
    border-radius: var(--radius-lg);
}

.protection-icon-wrapper {
    font-size: 48px;
    margin-bottom: 16px;
}

.protection-card h3 {
    color: var(--gold-light);
    font-size: 18px;
    margin-bottom: 12px;
}

.protection-card p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 16px;
}

.protection-stats {
    display: flex;
    gap: 24px;
}

.protection-stats .stat-item {
    flex: 1;
}

.stat-num {
    display: block;
    font-size: 28px;
    font-weight: 700;
    color: var(--gold-color);
}

.stat-text {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
}

.news-section {
    padding: 48px 0;
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.news-item {
    display: flex;
    gap: 24px;
    padding: 20px;
    background-color: var(--white);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--primary-color);
    transition: transform 0.3s ease;
}

.news-item:hover {
    transform: translateX(8px);
}

.news-date {
    font-size: 14px;
    color: var(--slate-gray);
    font-weight: 500;
    min-width: 100px;
}

.news-content h3 {
    margin-bottom: 8px;
}

.news-content h3 a {
    color: var(--charcoal-color);
    text-decoration: none;
    font-size: 16px;
    font-weight: 600;
    transition: color 0.3s ease;
}

.news-content h3 a:hover {
    color: var(--primary-color);
}

.news-content p {
    font-size: 14px;
    color: var(--slate-gray);
}

@media (max-width: 1024px) {
    .featured-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .categories-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .inheritor-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .protection-stats {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .projects-list {
        grid-template-columns: 1fr;
    }
    
    .project-card {
        flex-direction: column;
    }
    
    .project-img {
        width: 100%;
        height: 200px;
    }
    
    .detail-content {
        grid-template-columns: 1fr;
    }
    
    .inheritor-cards {
        grid-template-columns: 1fr;
    }
    
    .activities-grid {
        grid-template-columns: 1fr;
    }
    
    .protection-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--primary-color);
        padding: 20px;
        flex-direction: column;
        gap: 16px;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .search-box {
        display: none;
    }
    
    .hero {
        min-height: 400px;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .hero-stats {
        gap: 24px;
    }
    
    .stat-number {
        font-size: 28px;
    }
    
    .featured-grid {
        grid-template-columns: 1fr;
    }
    
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .inheritor-grid {
        grid-template-columns: 1fr;
    }
    
    .category-header {
        flex-direction: column;
        text-align: center;
    }
    
    .category-projects {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .inheritor-detail-card {
        flex-direction: column;
    }
    
    .card-avatar {
        width: 100%;
        height: 200px;
    }
    
    .protection-grid {
        grid-template-columns: 1fr;
    }
    
    .related-inheritors {
        flex-direction: column;
    }
    
    .news-item {
        flex-direction: column;
        gap: 12px;
    }
}

/* 搜索结果提示 */
.search-result-alert {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 16px 20px;
    border-radius: var(--radius-md);
    margin-bottom: 24px;
    text-align: center;
    font-weight: 500;
}