/**
 * 摸鱼获客圈 - 用户端页面样式
 * 
 * 用户端专用样式，包含：
 * - 登录注册页面
 * - 首页样式
 * - 公共组件样式
 */

/* ========== 登录/注册页面 ========== */
.auth-page {
    min-height: 100vh;
    display: flex;
    background: var(--primary-bg);
}

.auth-left {
    flex: 1;
    position: relative;
    background: linear-gradient(135deg, #0a1628 0%, #1a2a48 50%, #0a1628 100%);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-left-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 70%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 30%, rgba(0, 212, 255, 0.08) 0%, transparent 50%);
}

.auth-left-gif {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.auth-left-gif img,
.auth-left-gif video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 0;
}

/* 科技感粒子效果 */
.auth-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    z-index: 0;
}

.auth-particles canvas {
    width: 100%;
    height: 100%;
}

.auth-right {
    width: 480px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    background: var(--primary-bg);
}

.auth-box {
    width: 100%;
    max-width: 400px;
}

.auth-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xxl);
}

.auth-logo-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
}

.auth-logo-icon:not(img) {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-blue-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: bold;
    color: white;
    box-shadow: 0 0 30px var(--accent-blue-glow);
}

.auth-logo-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: transparent !important;
    border-radius: var(--radius-lg);
}

.auth-logo-text h1 {
    font-size: var(--font-size-xxl);
    font-weight: 700;
    color: var(--text-primary);
}

.auth-logo-text p {
    font-size: var(--font-size-sm);
    color: var(--accent-blue);
    margin-top: 2px;
}

.auth-title {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.auth-title span {
    color: var(--accent-blue);
}

.auth-form {
    margin-bottom: var(--spacing-lg);
}

.auth-input-group {
    position: relative;
    margin-bottom: var(--spacing-md);
}

.auth-input-icon {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--accent-blue);
    font-size: 18px;
    z-index: 1;
}

.auth-input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) 48px;
    font-size: var(--font-size-base);
    color: var(--text-primary);
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.auth-input:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px var(--accent-blue-glow);
}

.auth-input::placeholder {
    color: var(--text-muted);
}

.auth-password-toggle {
    position: absolute;
    right: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
}

.auth-password-toggle:hover {
    color: var(--accent-blue);
}

.auth-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-sm);
    flex-wrap: wrap;
    gap: 10px;
}

.disclaimer-label {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    font-size: 13px;
    color: var(--text-muted);
}

.disclaimer-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.disclaimer-link {
    color: var(--accent-blue);
    text-decoration: none;
}

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

.auth-submit {
    width: 100%;
    padding: var(--spacing-md);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: white;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-blue-dark));
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
}

.auth-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 212, 255, 0.5);
}

.auth-footer {
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.auth-footer a {
    color: var(--accent-blue);
    font-weight: 500;
}

.auth-footer a:hover {
    text-decoration: underline;
}

.auth-agreement {
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.auth-agreement a {
    color: var(--accent-blue);
}

/* 响应式 */
@media (max-width: 1024px) {
    .auth-left {
        display: none;
    }
    
    .auth-right {
        width: 100%;
    }
}

/* ========== 用户端导航栏 ========== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 70px;
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 100;
}

.header-container {
    max-width: 1200px;
    height: 100%;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.header-logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-blue-dark));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: bold;
    color: white;
}

.header-logo-img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: var(--radius-md);
}

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

.header-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.header-nav-item {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.header-nav-item:hover {
    color: var(--text-primary);
    background: rgba(0, 212, 255, 0.1);
}

.header-nav-item.active {
    color: var(--accent-cyan);
    background: rgba(0, 212, 255, 0.2);
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.3);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.header-user {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--secondary-bg);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.header-user:hover {
    background: var(--card-bg-light);
}

.header-user-avatar {
    width: 32px;
    height: 32px;
    background: var(--accent-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: white;
}

.header-user-info {
    display: flex;
    flex-direction: column;
}

.header-user-name {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.header-user-role {
    font-size: 11px;
    color: var(--gold);
}

.header-mobile-toggle {
    display: none;
    padding: var(--spacing-sm);
    color: var(--text-primary);
    background: transparent;
    border: none;
    cursor: pointer;
}

@media (max-width: 1024px) {
    .header-nav {
        display: none;
    }
    
    .header-mobile-toggle {
        display: block;
    }
}

/* ========== 用户端底部（统一样式）========== */
.footer {
    background: #060a10;
    padding: 50px 0 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

.footer-content-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 60px;
}

.footer-links-area {
    display: flex;
    gap: 60px;
}

.footer-main {
    display: contents;
}

.footer-brand {
    max-width: 400px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-logo-icon {
    width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: 8px;
}

.footer-logo-text {
    font-size: 20px;
    font-weight: 700;
    color: #ffffff;
}

.footer-brand-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #00d4ff, #007bff);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 18px;
}

.footer-slogan {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.8;
    margin-top: 15px;
}

.footer-social {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.social-icon {
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s;
}

.social-icon:hover {
    background: rgba(0, 212, 255, 0.15);
    border-color: rgba(0, 212, 255, 0.3);
    color: #00d4ff;
}

.footer-brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.footer-logo-img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: 8px;
}

.footer-brand-name {
    font-size: 20px;
    font-weight: 700;
    color: #ffffff;
}

.footer-brand-desc {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.8;
}

.footer-column {
    min-width: 120px;
}

.footer-column h4 {
    font-size: 16px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 20px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    transition: color 0.3s;
    text-decoration: none;
}

.footer-links a:hover {
    color: #00d4ff;
}

.footer-bottom {
    max-width: 1400px;
    margin: 40px auto 0;
    padding: 20px 0 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: left;
}

.footer-copyright {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
}

@media (max-width: 1024px) {
    .footer-content-row {
        flex-direction: column;
        gap: 40px;
    }
    
    .footer-links-area {
        flex-wrap: wrap;
        gap: 30px;
    }
    
    .footer-brand {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .footer-main {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .footer-links-area {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .footer-links-area {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ========== 快捷链接栏 ========== */
.quick-links {
    background: var(--card-bg);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-lg) 0;
}

.quick-links-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.quick-links-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--spacing-md);
}

.quick-link-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--secondary-bg);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.quick-link-item:hover {
    background: var(--card-bg-light);
    transform: translateY(-2px);
}

.quick-link-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--accent-blue);
    font-size: 20px;
}

.quick-link-title {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.quick-link-desc {
    font-size: 12px;
    color: var(--text-muted);
}

@media (max-width: 768px) {
    .quick-links-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ========== 页面主体 ========== */
.main-content {
    min-height: calc(100vh - 70px);
    padding-top: 70px;
}

/* ========== Banner区域 ========== */
.banner {
    position: relative;
    height: 500px;
    background: linear-gradient(135deg, var(--primary-bg) 0%, var(--secondary-bg) 50%, var(--primary-bg) 100%);
    overflow: hidden;
}

.banner-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 80% 50%, rgba(0, 212, 255, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 20% 80%, rgba(0, 212, 255, 0.1) 0%, transparent 50%);
}

.banner-content {
    position: relative;
    max-width: 1200px;
    height: 100%;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.banner-text {
    max-width: 600px;
}

.banner-title {
    font-size: 48px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.banner-subtitle {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.banner-desc {
    font-size: var(--font-size-base);
    color: var(--text-muted);
    margin-bottom: var(--spacing-xl);
}

.banner-visual {
    position: relative;
}

.banner-logo {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-blue-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
    color: white;
    box-shadow: 0 0 60px var(--accent-blue-glow);
    animation: pulse 3s ease-in-out infinite;
}

.banner-controls {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.banner-dots {
    display: flex;
    gap: var(--spacing-sm);
}

.banner-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border-color);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.banner-dot.active {
    width: 30px;
    border-radius: var(--radius-full);
    background: var(--accent-blue);
}

@media (max-width: 768px) {
    .banner {
        height: auto;
        padding: var(--spacing-xxl) 0;
    }
    
    .banner-content {
        flex-direction: column;
        text-align: center;
    }
    
    .banner-visual {
        margin-top: var(--spacing-xl);
    }
    
    .banner-logo {
        width: 200px;
        height: 200px;
        font-size: 50px;
    }
}

/* ========== VIP中心 ========== */
.vip-center {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border: 1px solid rgba(255, 193, 7, 0.3);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.vip-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.vip-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    background: transparent !important;
}

.vip-info h3 {
    font-size: var(--font-size-lg);
    color: var(--gold);
}

.vip-info p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.vip-benefits {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.vip-benefit {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.vip-benefit-icon {
    color: var(--accent-blue);
}

.vip-action {
    display: flex;
    justify-content: flex-end;
}

/* ========== 功能区 ========== */
.section {
    padding: var(--spacing-xxl) 0;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-xl);
}

.section-title {
    font-size: var(--font-size-xxl);
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.section-title::before {
    content: '';
    width: 4px;
    height: 24px;
    background: var(--accent-blue);
    border-radius: var(--radius-full);
}

.section-more {
    font-size: var(--font-size-sm);
    color: var(--accent-blue);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.section-more:hover {
    text-decoration: underline;
}

/* ========== 卡片网格 ========== */
.card-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.card-grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.card-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 1024px) {
    .card-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .card-grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .card-grid,
    .card-grid-2,
    .card-grid-3 {
        grid-template-columns: 1fr;
    }
}

/* ========== 产品卡片 ========== */
.product-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.product-card:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

.product-card-image {
    position: relative;
    height: 180px;
    background: linear-gradient(135deg, var(--secondary-bg), var(--card-bg-light));
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

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

.product-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.product-card:hover .product-card-overlay {
    opacity: 1;
}

.product-card-content {
    padding: var(--spacing-lg);
}

.product-card-tag {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 11px;
    background: rgba(0, 212, 255, 0.2);
    color: var(--accent-blue);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
}

.product-card-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.product-card-desc {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-card-actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* ========== 课程卡片 ========== */
.course-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.course-card:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

.course-card-image {
    position: relative;
    height: 160px;
    background: linear-gradient(135deg, var(--secondary-bg), var(--card-bg-light));
    overflow: hidden;
}

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

.course-card-tag {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
}

.course-card-type {
    position: absolute;
    top: var(--spacing-sm);
    left: var(--spacing-sm);
}

.course-card-content {
    padding: var(--spacing-md);
}

.course-card-category {
    font-size: 12px;
    color: var(--accent-blue);
    margin-bottom: var(--spacing-xs);
}

.course-card-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.course-card-teacher {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.course-card-avatar {
    width: 28px;
    height: 28px;
    background: var(--accent-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    color: white;
}

.course-card-teacher-info {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.course-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.course-card-price {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--gold);
}

/* ========== 分类标签 ========== */
.category-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.category-tab {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.category-tab:hover {
    border-color: var(--accent-blue);
    color: var(--accent-blue);
}

.category-tab.active {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
    color: white;
}

/* ========== 新闻列表 ========== */
.news-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.news-item {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.news-item:hover {
    border-color: var(--border-glow);
    transform: translateX(4px);
}

.news-item-image {
    width: 200px;
    height: 130px;
    border-radius: var(--radius-md);
    overflow: hidden;
    flex-shrink: 0;
}

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

.news-item-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.news-item-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-item-excerpt {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-item-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-top: auto;
}

.news-item-meta span {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

@media (max-width: 768px) {
    .news-item {
        flex-direction: column;
    }
    
    .news-item-image {
        width: 100%;
        height: 180px;
    }
}

/* ========== 案例卡片 ========== */
.case-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.case-card:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

.case-card-image {
    height: 180px;
    background: linear-gradient(135deg, var(--secondary-bg), var(--card-bg-light));
    overflow: hidden;
}

.case-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

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

.case-card-category {
    position: absolute;
    top: var(--spacing-sm);
    left: var(--spacing-sm);
}

.case-card-content {
    padding: var(--spacing-lg);
}

.case-card-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.case-card-desc {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.case-card-stats {
    display: flex;
    gap: var(--spacing-md);
}

.case-card-stat {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.case-card-stat.up {
    color: var(--success);
}

.case-card-stat.down {
    color: var(--danger);
}

/* ========== 更新日志/通知 ========== */
.update-list,
.notice-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.update-item,
.notice-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--secondary-bg);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.update-item:hover,
.notice-item:hover {
    background: var(--card-bg-light);
}

.update-item-date {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-xs);
    color: var(--accent-blue);
    background: rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-sm);
    white-space: nowrap;
}

.update-item-content,
.notice-item-content {
    flex: 1;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.notice-item-icon {
    color: var(--accent-blue);
    font-size: 18px;
}

/* ========== 热门功能 ========== */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

@media (max-width: 1024px) {
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .feature-grid {
        grid-template-columns: 1fr;
    }
}

.feature-card {
    padding: var(--spacing-xl);
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    text-align: center;
    transition: all var(--transition-normal);
}

.feature-card:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
    background: rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--accent-blue);
}

.feature-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.feature-desc {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-bottom: var(--spacing-md);
}

.feature-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--accent-blue);
    border: 1px solid var(--accent-blue);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.feature-btn:hover {
    background: var(--accent-blue);
    color: white;
}

/* ========== 悬浮客服 ========== */
.floating-service {
    position: fixed;
    right: 20px;
    top: 200px;
    z-index: 99;
}

.floating-service-btn {
    width: 56px;
    height: 56px;
    background: var(--accent-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.4);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.floating-service-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(0, 212, 255, 0.6);
}

/* 公众号弹窗 */
.wechat-modal {
    text-align: center;
}

.wechat-modal img {
    width: 200px;
    height: 200px;
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
}

.wechat-modal h3 {
    font-size: var(--font-size-lg);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.wechat-modal p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ========== VIP卡密 ========== */
.vip-promotion {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border: 1px solid rgba(255, 193, 7, 0.3);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.vip-promotion-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.vip-promotion-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.vip-promotion-title {
    font-size: var(--font-size-xl);
    color: var(--gold);
    font-weight: 700;
}

.vip-promotion-desc {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ========== 卡密分类卡片 ========== */
.captcha-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.captcha-card:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

.captcha-card.locked {
    opacity: 0.6;
}

.captcha-card-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
    background: rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--accent-blue);
}

.captcha-card.locked .captcha-card-icon {
    background: rgba(108, 122, 140, 0.2);
    color: var(--text-muted);
}

.captcha-card-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.captcha-card-desc {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.captcha-card-lock {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

/* ========== 视频播放器 ========== */
.video-container {
    position: relative;
    width: 100%;
    background: var(--primary-bg);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 */
    height: 0;
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.video-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-md);
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.video-expand {
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.2);
    border: none;
    border-radius: var(--radius-md);
    color: white;
    cursor: pointer;
}

/* ========== Toast提示 ========== */
.toast-container {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    animation: slideIn 0.3s ease;
    min-width: 200px;
    max-width: 400px;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.toast.success {
    border-left: 4px solid #22c55e;
}

.toast.error {
    border-left: 4px solid #ef4444;
}

.toast.warning {
    border-left: 4px solid #f59e0b;
}

.toast.info {
    border-left: 4px solid #3b82f6;
}

.toast-icon {
    font-size: 20px;
    flex-shrink: 0;
}

.toast.success .toast-icon { color: #22c55e; }
.toast.error .toast-icon { color: #ef4444; }
.toast.warning .toast-icon { color: #f59e0b; }
.toast.info .toast-icon { color: #3b82f6; }

.toast-content {
    flex: 1;
}

.toast-message {
    font-size: 14px;
    color: #333;
    margin: 0;
}

.toast-close {
    padding: 4px;
    background: transparent;
    border: none;
    color: #999;
    cursor: pointer;
    font-size: 18px;
    flex-shrink: 0;
}

.toast-close:hover {
    color: #333;
}

/* ========== 登录页免责声明弹窗 ========== */
.auth-disclaimer-check {
    margin-bottom: 16px;
    text-align: center;
}

.disclaimer-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    font-size: 13px;
    color: var(--text-muted);
}

.disclaimer-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.disclaimer-link {
    color: var(--accent-blue);
    text-decoration: none;
}

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

.auth-disclaimer-check.shake {
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

/* 免责声明弹窗 */
.disclaimer-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 10000;
    justify-content: center;
    align-items: center;
}

.disclaimer-content {
    background: white;
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.disclaimer-header {
    padding: 16px 20px;
    border-bottom: 1px solid #eee;
    text-align: center;
}

.disclaimer-header h3 {
    margin: 0;
    font-size: 18px;
    color: #333;
}

.disclaimer-body {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
}

.disclaimer-body p {
    margin: 0;
    font-size: 14px;
    line-height: 1.8;
    color: #666;
    white-space: pre-wrap;
}

.disclaimer-footer {
    padding: 16px 20px;
    border-top: 1px solid #eee;
    text-align: center;
}

.disclaimer-timer {
    margin-bottom: 12px;
    font-size: 14px;
    color: #999;
}

.disclaimer-timer span {
    color: var(--accent-blue);
    font-weight: bold;
}

.disclaimer-close-btn {
    padding: 10px 40px;
    background: var(--accent-blue);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    cursor: pointer;
    opacity: 0.5;
    transition: opacity 0.3s;
}

.disclaimer-close-btn:disabled {
    cursor: not-allowed;
}

/* ========== 微信客服弹窗 ========== */
#serviceWechatModal.wechat-modal,
.wechat-modal {
    display: none !important;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 10000;
    justify-content: center;
    align-items: center;
}

#serviceWechatModal.wechat-modal.active,
.wechat-modal.active {
    display: flex !important;
}

.wechat-modal-content {
    background: var(--card);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 320px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

.wechat-modal-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.wechat-modal-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}
.wechat-modal-close {
    background: transparent;
    border: none;
    font-size: 24px;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

.wechat-modal-close:hover {
    color: var(--text-primary);
}

.wechat-modal-body {
    padding: 20px;
    text-align: center;
}

/* 移动端微信弹窗样式 */
@media (max-width: 768px) {
    #serviceWechatModal.wechat-modal,
    .wechat-modal {
        display: none !important;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        height: 100%;
        z-index: 10000;
        justify-content: center;
        align-items: center;
    }
    
    #serviceWechatModal.wechat-modal.active,
    .wechat-modal.active {
        display: flex !important;
    }
    
    .wechat-modal-content {
        position: relative;
        top: auto;
        left: auto;
        transform: none;
        max-width: 90%;
        max-height: 80vh;
        width: 280px;
    }
}.wechat-tip {
    margin: 0 0 16px 0;
    font-size: 14px;
    color: var(--text-muted);
}

.wechat-qrcode {
    max-width: 200px;
    border-radius: 8px;
}

.wechat-qrcode-placeholder {
    padding: 40px;
    color: #999;
    font-size: 14px;
}