/* 重置样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 根元素和基础样式 */
:root {
    --primary-red: #d32f2f;
    --dark-red: #b71c1c;
    --light-red: #ffebee;
    --accent-red: #f44336;
    --black: #212121;
    --dark-gray: #424242;
    --medium-gray: #757575;
    --light-gray: #f5f5f5;
    --white: #ffffff;
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-hover: rgba(0, 0, 0, 0.15);
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--black);
    background-color: var(--light-gray);
    overflow-x: hidden;
}

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

/* 头部样式 */
.header {
    background: var(--white);
    box-shadow: 0 4px 20px var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 4px solid var(--primary-red);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo-img {
    height: 50px;
    width: auto;
    max-width: 200px;
    object-fit: contain;
    transition: var(--transition);
    /* 如果LOGO本身是白色或透明背景，可以移除filter */
    /* filter: brightness(0) invert(1); */
}

.logo-img:hover {
    transform: scale(1.05);
    opacity: 0.9;
}

/* LOGO容器样式 */
.logo {
    padding: 8px 12px;
    transition: var(--transition);
    border-radius: 8px;
}

.logo:hover {
    background: rgba(211, 47, 47, 0.1);
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 10px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--black);
    text-decoration: none;
    padding: 12px 16px;
    border-radius: var(--border-radius);
    transition: var(--transition);
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(211, 47, 47, 0.1), transparent);
    transition: left 0.5s;
}

.nav-link:hover::before {
    left: 100%;
}

.nav-link:hover {
    background-color: var(--light-red);
    color: var(--primary-red);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(211, 47, 47, 0.2);
}

.nav-icon {
    font-size: 1.1rem;
}

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

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--black);
    border-radius: 2px;
    transition: var(--transition);
}

/* 英雄区样式 */
.hero {
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--dark-red) 50%, var(--black) 100%);
    color: var(--white);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
    min-height: 500px;
    display: flex;
    align-items: center;
}

.hero-content {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.3rem;
    font-weight: 300;
    margin-bottom: 40px;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
}

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

.btn-primary:hover {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.2);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
}

.btn-secondary:hover {
    background: var(--white);
    color: var(--primary-red);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.2);
}

.hero-decoration {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.decoration-circle {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: float 6s ease-in-out infinite;
}

.circle-1 {
    width: 200px;
    height: 200px;
    top: 10%;
    right: 10%;
    animation-delay: 0s;
}

.circle-2 {
    width: 150px;
    height: 150px;
    bottom: 20%;
    left: 15%;
    animation-delay: 2s;
}

.circle-3 {
    width: 100px;
    height: 100px;
    top: 50%;
    left: 5%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
    }
}

/* 主要内容区域 */
.main {
    padding: 40px 0;
}

.section {
    margin-bottom: 60px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 8px 32px var(--shadow);
    overflow: hidden;
    border-top: 4px solid var(--black);
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
    padding: 0;
}

.section-header {
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--dark-red) 100%);
    color: var(--white);
    padding: 30px;
    text-align: center;
    margin: 0;
    width: 100vw;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
}


.section-title {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.title-icon {
    font-size: 2.5rem;
    filter: drop-shadow(2px 2px 4px rgba(0, 0, 0, 0.3));
}

.section-subtitle {
    font-size: 1.1rem;
    opacity: 0.9;
    font-weight: 300;
}

/* 信息发布样式/* 信息发布样式 */
.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
    gap: 25px;
    padding: 30px;
    justify-content: center;
}

.info-card {
    background: var(--white);
    border: 2px solid var(--light-gray);
    border-radius: var(--border-radius);
    padding: 25px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-red), var(--accent-red));
}

.info-card.featured {
    border-color: var(--primary-red);
    box-shadow: 0 8px 25px rgba(211, 47, 47, 0.15);
    transform: scale(1.02);
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 35px var(--shadow-hover);
    border-color: var(--primary-red);
}

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

.badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge.urgent {
    background-color: var(--accent-red);
    color: var(--white);
}

.badge.normal {
    background-color: var(--light-gray);
    color: var(--dark-gray);
}

.date {
    color: var(--medium-gray);
    font-size: 0.9rem;
}

.card-title {
    color: var(--black);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    line-height: 1.4;
}

.card-content {
    color: var(--medium-gray);
    margin-bottom: 20px;
    line-height: 1.6;
}

.read-more {
    color: var(--primary-red);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.read-more:hover {
    color: var(--dark-red);
    text-decoration: underline;
}

/* 每周动态样式 */
.timeline {
    padding: 30px;
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--primary-red), var(--accent-red));
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
    padding-left: 80px;
}

.timeline-marker {
    position: absolute;
    left: 22px;
    top: 10px;
    width: 16px;
    height: 16px;
    background: var(--primary-red);
    border: 4px solid var(--white);
    border-radius: 50%;
    box-shadow: 0 0 0 4px var(--light-red);
}

.timeline-content {
    background: var(--white);
    border: 2px solid var(--light-gray);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: 0 4px 15px var(--shadow);
    transition: var(--transition);
}

.timeline-content:hover {
    border-color: var(--primary-red);
    box-shadow: 0 8px 25px var(--shadow-hover);
}

.timeline-title {
    color: var(--black);
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.timeline-date {
    color: var(--primary-red);
    font-weight: 600;
    margin-bottom: 15px;
    font-size: 0.9rem;
}

.timeline-list {
    list-style: none;
    padding: 0;
}

.timeline-list li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
    color: var(--medium-gray);
}

.timeline-list li::before {
    content: 'â–¶';
    position: absolute;
    left: 0;
    color: var(--primary-red);
    font-size: 0.8rem;
}

/* 试点校风采样式 */
.schools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 400px));
    gap: 30px;
    padding: 30px;
    justify-content: center;
}

.school-card {
    background: var(--white);
    border: 2px solid var(--light-gray);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
    box-shadow: 0 4px 15px var(--shadow);
}

.school-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px var(--shadow-hover);
    border-color: var(--primary-red);
}

.school-image {
    height: 200px;
    background: linear-gradient(135deg, var(--primary-red), var(--accent-red));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.placeholder-image {
    font-size: 4rem;
    color: var(--white);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.school-info {
    padding: 25px;
}

.school-name {
    color: var(--black);
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.school-type {
    color: var(--primary-red);
    font-weight: 500;
    margin-bottom: 15px;
    font-size: 0.9rem;
}

.school-description {
    color: var(--medium-gray);
    line-height: 1.6;
    margin-bottom: 20px;
}

.school-stats {
    display: flex;
    gap: 20px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-red);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--medium-gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* 答疑解惑样式 */
.faq-container {
    padding: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border: 2px solid var(--light-gray);
    border-radius: var(--border-radius);
    margin-bottom: 15px;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: var(--primary-red);
    box-shadow: 0 4px 15px var(--shadow);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    cursor: pointer;
    background: var(--light-gray);
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--light-red);
}

.faq-question h3 {
    color: var(--black);
    font-size: 1.1rem;
    font-weight: 600;
}

.faq-toggle {
    font-size: 1.5rem;
    color: var(--primary-red);
    font-weight: 300;
    transition: var(--transition);
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 25px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 20px 25px;
    max-height: 200px;
}

.faq-answer p {
    color: var(--medium-gray);
    line-height: 1.6;
}

/* 相关资源样式 */
.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 500px));
    gap: 40px;
    padding: 30px;
    justify-content: center;
}

.resource-category {
    background: var(--white);
    border: 2px solid var(--light-gray);
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 4px 15px var(--shadow);
}

.category-title {
    color: var(--black);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--light-gray);
}

.resource-list, .link-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

/* 资源网格样式 - 一行两个卡片 */
.resource-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    padding: 20px;
}

.resource-item, .link-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: var(--light-gray);
    border-radius: var(--border-radius);
    transition: var(--transition);
    text-decoration: none;
    color: inherit;
}

.resource-item:hover, .link-item:hover {
    background: var(--light-red);
    transform: translateX(5px);
}

.resource-icon, .link-icon {
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-red);
    color: var(--white);
    border-radius: 50%;
}

.resource-info, .link-info {
    flex: 1;
}

.resource-info h4, .link-info h4 {
    color: var(--black);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 5px;
}

.resource-info p, .link-info p {
    color: var(--medium-gray);
    font-size: 0.9rem;
}

.file-size {
    color: var(--primary-red);
    font-size: 0.8rem;
    font-weight: 600;
}

.download-btn {
    background: var(--primary-red);
    color: var(--white);
    padding: 8px 16px;
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition);
}

.download-btn:hover {
    background: var(--dark-red);
    transform: scale(1.05);
}

/* 试用工作说明样式 */
.instructions-content {
    padding: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.process-section, .schedule-section {
    margin-bottom: 40px;
}

.process-title, .schedule-title {
    color: var(--black);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 25px;
    text-align: center;
}

.process-steps {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.step {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: var(--white);
    border: 2px solid var(--light-gray);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.step:hover {
    border-color: var(--primary-red);
    box-shadow: 0 4px 15px var(--shadow);
}

.step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-red), var(--accent-red));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content h4 {
    color: var(--black);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.step-content p {
    color: var(--medium-gray);
    line-height: 1.5;
}

.schedule-timeline {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.schedule-item {
    display: flex;
    align-items: center;
    gap: 25px;
    padding: 20px;
    background: var(--white);
    border: 2px solid var(--light-gray);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.schedule-item:hover {
    border-color: var(--primary-red);
    box-shadow: 0 4px 15px var(--shadow);
}

.schedule-date {
    background: var(--primary-red);
    color: var(--white);
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 600;
    font-size: 0.9rem;
    white-space: nowrap;
    flex-shrink: 0;
}

.schedule-content h4 {
    color: var(--black);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 5px;
}

.schedule-content p {
    color: var(--medium-gray);
    line-height: 1.5;
}

/* 页脚样式 */
.footer {
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--dark-red) 100%);
    color: var(--white);
    padding: 40px 0 20px;
    border-top: 4px solid var(--black);
}

.footer-content {
    text-align: center;
    margin-bottom: 30px;
}

.footer-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--white);
}

.footer-info p {
    color: var(--light-gray);
    line-height: 1.6;
    font-size: 1.1rem;
}



.footer-bottom {
    border-top: 1px solid var(--dark-gray);
    padding-top: 20px;
    text-align: center;
    color: var(--light-gray);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 20px;
    }
    
    .nav-list {
        flex-wrap: wrap;
        justify-content: center;
        gap: 5px;
    }
    
    .nav-link {
        padding: 10px 12px;
        font-size: 0.9rem;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 200px;
        text-align: center;
    }
    
    .logo-img {
        height: 40px;
        max-width: 150px;
    }
    
    .logo {
        padding: 6px 10px;
    }
    
    .section-header {
        padding: 20px;
        margin: 0;
        width: 100vw;
        position: relative;
        left: 50%;
        right: 50%;
        margin-left: -50vw;
        margin-right: -50vw;
    }
    
    .section-title {
        font-size: 1.8rem;
        flex-direction: column;
        gap: 10px;
    }
    
    .content-grid {
        grid-template-columns: 1fr;
        padding: 20px;
        justify-content: stretch;
    }
    
    .schools-grid {
        grid-template-columns: 1fr;
        padding: 20px;
        justify-content: stretch;
    }
    
    .resources-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 20px;
        justify-content: stretch;
    }
    
    .section {
        max-width: 100%;
        margin-left: 20px;
        margin-right: 20px;
        padding: 0;
    }
    
    .timeline, .faq-container, .instructions-content {
        max-width: 100%;
    }
    
    .process-steps, .schedule-timeline {
        gap: 15px;
    }
    
    .step, .schedule-item {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .section-header {
        padding: 20px;
        margin: 0;
        width: 100vw;
        position: relative;
        left: 50%;
        right: 50%;
        margin-left: -50vw;
        margin-right: -50vw;
    }
    
    .hero {
        padding: 60px 0;
        min-height: 400px;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .btn {
        width: 180px;
        padding: 12px 24px;
        font-size: 1rem;
    }
    
    .logo-img {
        height: 35px;
        max-width: 120px;
    }
    
    .logo {
        padding: 4px 8px;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .section {
        margin-left: 10px;
        margin-right: 10px;
        padding: 0;
    }
    
    .content-grid, .schools-grid, .resources-grid, .faq-container, .instructions-content {
        padding: 15px;
    }
    
    .info-card, .school-card, .resource-category {
        padding: 20px;
    }
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--light-gray);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-red);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--dark-red);
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section {
    animation: fadeInUp 0.6s ease-out;
}

/* 建设中文字样式 */
.construction-text {
    text-align: center;
    font-size: 1.5rem;
    color: var(--medium-gray);
    font-weight: 500;
    padding: 60px 20px;
    font-style: italic;
}

/* æ‰"å°æ ·å¼ */
@media print {
    .header, .footer {
        display: none;
    }
    
    .section {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ccc;
    }
}

/* 资源链接样式 */
.resource-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 20px;
}

.resource-item {
    background-color: #fff;
    border-radius: 8px;
    padding: 15px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    transition: transform 0.2s, box-shadow 0.2s;
}

.resource-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.resource-icon {
    font-size: 24px;
    margin-right: 15px;
}

.resource-link {
    color: #0066cc;
    text-decoration: none;
    font-size: 16px;
}

.resource-link:hover {
    text-decoration: underline;
}

/* 培训视频版块间距 */
#weekly-updates .content {
    padding: 24px 30px 30px; /* 上留白24px，左右30px，底部30px */
}
#weekly-updates .content .read-more {
    display: inline-block; /* 使下边距生效 */
    margin-bottom: 24px;   /* 链接下方留白 */
}

/* pxsp 页面：小学/初中 分类标题粉色底衬托（整行横幅） */
.pxsp-page .category-title {
    display: block;
    width: 100%;                 /* 整行宽度 */
    margin: 0 0 24px;            /* 与下方网格留距 */
    text-align: center;          /* 文本居中 */
    background: var(--light-red);
    padding: 16px 12px;          /* 增大上下内边距 */
    border-radius: 8px;          /* 略带圆角 */
    border-bottom: none;
}