/* 如一心理网站样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #E8793E;
    --primary-dark: #d46a2e;
    --primary-light: #f9f3ef;
    --secondary: #2C3E50;
    --accent: #3498db;
    --success: #27ae60;
    --warning: #f39c12;
    --danger: #e74c3c;
    --text: #333333;
    --text-light: #666666;
    --text-lighter: #999999;
    --bg: #ffffff;
    --bg-gray: #f8f9fa;
    --border: #e9ecef;
    --shadow: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 16px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text);
    line-height: 1.6;
    background: var(--bg);
}

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

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-outline {
    background: transparent;
    color: var(--text);
    border-color: var(--border);
}

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

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

.btn-white:hover {
    background: var(--bg-gray);
}

.btn-block {
    display: block;
    width: 100%;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
}

/* 头部导航 */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: white;
    box-shadow: var(--shadow);
    z-index: 1000;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--text);
}

.logo-icon {
    font-size: 28px;
}

.logo-text {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary);
}

.logo-img {
    height: 44px;
    width: auto;
}

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

.nav-link {
    padding: 8px 16px;
    font-size: 15px;
    color: var(--text-light);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
    background: var(--primary-light);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    background: none;
    border: none;
    cursor: pointer;
}

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

.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: white;
    padding: 20px;
    box-shadow: var(--shadow);
    z-index: 999;
}

.mobile-menu.active {
    display: block;
}

.mobile-link {
    display: block;
    padding: 12px;
    color: var(--text);
    text-decoration: none;
    border-bottom: 1px solid var(--border);
}

.mobile-link.active {
    color: var(--primary);
}

/* 英雄区 */
.hero {
    position: relative;
    padding: 140px 0 100px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #f9f3ef 0%, #fff5eb 50%, #fff 100%);
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(232,121,62,0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    position: relative;
    max-width: 700px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: white;
    border-radius: 50px;
    font-size: 14px;
    color: var(--primary);
    box-shadow: var(--shadow);
    margin-bottom: 24px;
}

.badge-icon {
    font-size: 16px;
}

.hero-title {
    font-size: 52px;
    font-weight: 700;
    color: var(--secondary);
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 32px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

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

.stat-number {
    display: block;
    font-size: 32px;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 14px;
    color: var(--text-lighter);
}

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

.section-gray {
    background: var(--bg-gray);
}

.section-blue {
    background: var(--secondary);
    color: white;
}

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

.section-tag {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--primary);
    margin-bottom: 12px;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 12px;
}

.section-subtitle {
    font-size: 16px;
    color: var(--text-light);
}

.section-more {
    display: inline-block;
    color: var(--primary);
    text-decoration: none;
    margin-top: 12px;
}

/* 课程卡片 */
.course-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.course-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
}

.course-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.course-card.featured {
    border: 2px solid var(--primary);
    transform: scale(1.05);
}

.course-card.featured:hover {
    transform: scale(1.05) translateY(-8px);
}

.course-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: white;
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 500;
}

.course-header {
    margin-bottom: 20px;
}

.course-level {
    display: inline-block;
    padding: 4px 12px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 50px;
    font-size: 12px;
    font-weight: 500;
    margin-bottom: 8px;
}

.course-header h3 {
    font-size: 20px;
    font-weight: 600;
}

.course-price {
    margin-bottom: 20px;
}

.price {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
}

.price-original {
    font-size: 16px;
    color: var(--text-lighter);
    text-decoration: line-through;
    margin-left: 8px;
}

.course-features {
    list-style: none;
    margin-bottom: 24px;
}

.course-features li {
    padding: 8px 0;
    font-size: 14px;
    color: var(--text-light);
    border-bottom: 1px solid var(--border);
}

.course-features li:last-child {
    border-bottom: none;
}

/* 服务卡片 */
.service-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.service-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

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

.service-card h3 {
    font-size: 18px;
    margin-bottom: 12px;
}

.service-card p {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 16px;
}

.service-link {
    color: var(--primary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
}

/* 特色卡片 */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.feature-card {
    text-align: center;
    padding: 24px;
}

.feature-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary);
    opacity: 0.3;
    margin-bottom: 12px;
}

.feature-card h3 {
    font-size: 18px;
    margin-bottom: 8px;
}

.feature-card p {
    font-size: 14px;
    opacity: 0.8;
}

/* 新闻卡片 */
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.news-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.news-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.news-image {
    height: 160px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    position: relative;
}

.news-date {
    position: absolute;
    top: 16px;
    left: 16px;
    background: white;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    text-align: center;
}

.date-day {
    display: block;
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
}

.date-month {
    display: block;
    font-size: 12px;
    color: var(--text-lighter);
}

.news-content {
    padding: 20px;
}

.news-tag {
    display: inline-block;
    padding: 4px 8px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 4px;
    font-size: 12px;
    margin-bottom: 8px;
}

.news-content h3 {
    font-size: 16px;
    margin-bottom: 8px;
    line-height: 1.4;
}

.news-content p {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 12px;
}

.news-link {
    color: var(--primary);
    text-decoration: none;
    font-size: 14px;
}

/* 合作伙伴 */
.partner-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 48px;
    flex-wrap: wrap;
}

.partner-logo {
    padding: 16px 32px;
    background: var(--bg-gray);
    border-radius: var(--radius);
    font-size: 16px;
    font-weight: 500;
    color: var(--text-light);
}

/* CTA区块 */
.cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    padding: 60px 0;
    text-align: center;
    color: white;
}

.cta-content h2 {
    font-size: 32px;
    margin-bottom: 12px;
}

.cta-content p {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 24px;
}

.cta-info {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-bottom: 24px;
}

.cta-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 16px;
}

/* 页脚 */
.footer {
    background: var(--secondary);
    color: white;
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.footer-logo .logo-text {
    color: white;
}

.footer-col h4 {
    font-size: 16px;
    margin-bottom: 16px;
}

.footer-col a {
    display: block;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    padding: 6px 0;
    font-size: 14px;
    transition: var(--transition);
}

.footer-col a:hover {
    color: white;
}

.footer-col p {
    padding: 6px 0;
    font-size: 14px;
    opacity: 0.7;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-bottom p {
    font-size: 14px;
    opacity: 0.6;
}

/* 响应式 */
@media (max-width: 992px) {
    .nav,
    .header-actions {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .course-grid,
    .service-grid,
    .feature-grid,
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 24px;
    }
    
    .course-grid,
    .service-grid,
    .feature-grid,
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .course-card.featured {
        transform: none;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .cta-info {
        flex-direction: column;
        gap: 12px;
    }
}

/* 内页通用样式 */
.page-header {
    padding: 120px 0 60px;
    background: linear-gradient(135deg, var(--primary-light) 0%, #fff 100%);
    text-align: center;
}

.page-header h1 {
    font-size: 36px;
    margin-bottom: 12px;
}

.page-header p {
    font-size: 16px;
    color: var(--text-light);
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 16px;
    font-size: 14px;
}

.breadcrumb a {
    color: var(--primary);
    text-decoration: none;
}

.breadcrumb span {
    color: var(--text-lighter);
}

/* 表单样式 */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 12px 16px;
    font-size: 15px;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    transition: var(--transition);
    background: white;
}

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

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

/* 表格样式 */
.table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.table th,
.table td {
    padding: 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.table th {
    background: var(--bg-gray);
    font-weight: 600;
    font-size: 14px;
}

.table tr:hover {
    background: var(--primary-light);
}

/* 认证标签 */
.auth-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 50px;
    font-size: 13px;
    font-weight: 500;
}

/* 页面特定样式 - 关于我们 */
.about-section {
    padding: 60px 0;
}

.about-section h2 {
    font-size: 28px;
    margin-bottom: 24px;
}

.about-section p {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 16px;
    line-height: 1.8;
}

/* 师资卡片 */
.teacher-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.teacher-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.teacher-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.teacher-avatar {
    height: 200px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 64px;
}

.teacher-info {
    padding: 20px;
}

.teacher-name {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 4px;
}

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

.teacher-desc {
    font-size: 14px;
    color: var(--text-light);
}

/* 联系页面 */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.contact-info {
    padding: 32px;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
}

.contact-item:last-child {
    border-bottom: none;
}

.contact-icon {
    font-size: 24px;
}

.contact-item h4 {
    font-size: 16px;
    margin-bottom: 4px;
}

.contact-item p {
    font-size: 14px;
    color: var(--text-light);
}

.contact-form {
    padding: 32px;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.contact-form h3 {
    font-size: 20px;
    margin-bottom: 24px;
}

/* 证书查询 */
.cert-search-box {
    max-width: 600px;
    margin: 40px auto;
    padding: 40px;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.cert-result {
    margin-top: 32px;
    padding: 24px;
    background: var(--bg-gray);
    border-radius: var(--radius);
    display: none;
}

.cert-result.show {
    display: block;
}

.cert-result h4 {
    color: var(--success);
    margin-bottom: 16px;
}

.cert-info-item {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

.cert-info-item:last-child {
    border-bottom: none;
}