/* 现代化主页样式 */
:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --success-gradient: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --warning-gradient: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    --danger-gradient: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    --info-gradient: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
}

.modern-homepage {
    background: #fafbfc;
    min-height: 100vh;
}

/* Hero Section - 深度优化 */
.hero-section {
    position: relative;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 100px 0 80px;
    margin-bottom: 60px;
    overflow: hidden;
    z-index: 1;
}

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

.hero-particle {
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: float 20s infinite ease-in-out;
}

.hero-particle:nth-child(1) {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.hero-particle:nth-child(2) {
    top: 60%;
    right: 15%;
    animation-delay: 7s;
}

.hero-particle:nth-child(3) {
    bottom: 20%;
    left: 50%;
    animation-delay: 14s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(30px, -30px) scale(1.1);
    }
    66% {
        transform: translate(-20px, 20px) scale(0.9);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 0 20px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 30px;
    color: white;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 24px;
    animation: fadeInDown 0.8s ease;
}

.hero-badge i {
    font-size: 16px;
}

.hero-logo {
    font-size: 48px;
    font-weight: 900;
    color: white;
    margin: 0 0 20px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    text-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    letter-spacing: -1.5px;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-logo i {
    font-size: 56px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.hero-subtitle {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.95);
    margin: 0 0 40px 0;
    font-weight: 500;
    letter-spacing: 0.5px;
    animation: fadeInUp 0.8s ease 0.4s both;
}

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

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

/* 搜索框深度优化 */
.search-box {
    max-width: 720px;
    margin: 0 auto 48px;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.search-box form {
    position: relative;
    display: flex;
    align-items: center;
    background: white;
    border-radius: 60px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    transition: all 0.4s ease;
}

.search-box form:hover {
    box-shadow: 0 25px 70px rgba(0, 0, 0, 0.25);
    transform: translateY(-4px);
}

.search-icon-left {
    position: absolute;
    left: 28px;
    font-size: 20px;
    color: #999;
    pointer-events: none;
    z-index: 1;
}

.search-input {
    flex: 1;
    border: none;
    padding: 22px 28px 22px 64px;
    font-size: 16px;
    outline: none;
    background: transparent;
    color: #333;
}

.search-input::placeholder {
    color: #aaa;
}

.search-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 22px 36px;
    background: var(--primary-gradient);
    border: none;
    color: white;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.search-btn:hover {
    padding-right: 40px;
}

.search-btn i {
    font-size: 18px;
    transition: transform 0.3s ease;
}

.search-btn:hover i {
    transform: translateX(4px);
}

/* Hero统计数据 */
.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
    margin-top: 48px;
    animation: fadeInUp 0.8s ease 0.8s both;
}

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

.stat-number {
    font-size: 36px;
    font-weight: 900;
    color: white;
    line-height: 1;
    margin-bottom: 8px;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
}

.stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

.hero-stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.3);
}

/* Features Section - 特色卡片 */
.features-section {
    padding: 0 0 40px;
    margin-bottom: 40px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.feature-card {
    background: white;
    border-radius: 16px;
    padding: 32px 24px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid #e8e8e8;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
}

.feature-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 20px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: white;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.feature-title {
    font-size: 18px;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0 0 8px 0;
}

.feature-desc {
    font-size: 14px;
    color: #666;
    margin: 0;
    line-height: 1.6;
}

.badge-new {
    display: inline-block;
    padding: 2px 8px;
    background: linear-gradient(135deg, #ff6b6b 0%, #ff5252 100%);
    color: white;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 700;
    margin-left: 6px;
    vertical-align: middle;
}

/* Category Series Section - 系列卡片 */
.category-series-section {
    padding: 0 0 40px;
    margin-bottom: 40px;
}

.series-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.series-card {
    position: relative;
    height: 200px;
    border-radius: 16px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.series-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}

.series-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.7) 100%);
}

.series-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px;
    color: white;
    z-index: 1;
}

.series-title {
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 6px 0;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.series-subtitle {
    font-size: 13px;
    opacity: 0.9;
    margin: 0 0 12px 0;
}

.series-count {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

/* Filters Section - 筛选标签 */
.filters-section {
    padding: 0 0 40px;
    margin-bottom: 40px;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
    padding: 20px;
    background: white;
    border-radius: 16px;
    border: 1px solid #e8e8e8;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}

.filter-label {
    font-size: 15px;
    font-weight: 700;
    color: #1a1a1a;
    min-width: 60px;
}

.filter-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.filter-tag {
    padding: 8px 16px;
    background: #f5f5f5;
    border: 1px solid #e8e8e8;
    border-radius: 20px;
    font-size: 14px;
    color: #666;
    text-decoration: none;
    transition: all 0.3s ease;
    font-weight: 500;
}

.filter-tag:hover {
    background: var(--primary-gradient);
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

/* Models Section - 模型网格 */
.models-section {
    padding: 0 0 80px;
}

.section-header-modern {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 2px solid #e8e8e8;
}

.section-header-content {
    flex: 1;
}

.section-title-large {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 32px;
    font-weight: 800;
    color: #1a1a1a;
    margin: 0 0 8px 0;
    letter-spacing: -0.5px;
}

.section-title-large i {
    font-size: 36px;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle-large {
    font-size: 15px;
    color: #666;
    margin: 0;
}

.view-all-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--primary-gradient);
    color: white;
    border-radius: 30px;
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(102, 126, 234, 0.3);
}

.view-all-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(102, 126, 234, 0.4);
    padding-right: 28px;
}

.view-all-btn i {
    transition: transform 0.3s ease;
}

.view-all-btn:hover i {
    transform: translateX(4px);
}

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

.model-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid #e8e8e8;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    text-decoration: none;
    color: inherit;
    display: block;
    position: relative;
}

.model-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--primary-gradient);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 0;
    border-radius: 20px;
}

.model-card:hover::before {
    opacity: 0.05;
}

.model-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 20px 48px rgba(102, 126, 234, 0.2);
    border-color: rgba(102, 126, 234, 0.3);
}

.model-image {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    overflow: hidden;
}

.model-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.model-card:hover .model-image::after {
    opacity: 1;
}

.model-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.model-card:hover .model-image img {
    transform: scale(1.1);
}

.model-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 56px;
    color: white;
    transition: transform 0.6s ease;
}

.model-card:hover .model-placeholder {
    transform: scale(1.15) rotate(5deg);
}

.model-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    color: white;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.model-info,
.model-body {
    padding: 20px;
    position: relative;
    z-index: 1;
}

.model-name,
.model-title {
    font-size: 17px;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0 0 12px 0;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    line-height: 1.4;
    min-height: 48px;
    transition: color 0.3s ease;
}

.model-card:hover .model-name,
.model-card:hover .model-title {
    color: #667eea;
}

.model-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

.model-category {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    background: #f5f5f5;
    border-radius: 16px;
    font-size: 12px;
    color: #666;
    font-weight: 600;
}

.model-category i {
    font-size: 13px;
}

.model-gender {
    padding: 4px 10px;
    background: #e8edff;
    color: #667eea;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
}

.model-stats {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 13px;
    color: #999;
    padding-top: 12px;
    border-top: 1px solid #f0f0f0;
}

.model-stats span,
.model-stats .stat {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.model-stats i {
    font-size: 14px;
}

.model-audio {
    margin-top: 12px;
}

.model-audio audio {
    width: 100%;
    height: 32px;
}

.model-footer {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid #f0f0f0;
}

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

.author-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 14px;
}

.author-name {
    font-size: 13px;
    color: #666;
    font-weight: 500;
}

.model-badges {
    position: absolute;
    top: 12px;
    right: 12px;
    display: flex;
    gap: 6px;
    z-index: 2;
}

.badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    color: white;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.badge-vip {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

/* 空状态 */
.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 80px 20px;
}

.empty-state i {
    font-size: 64px;
    color: #ccc;
    margin-bottom: 20px;
}

.empty-state p {
    font-size: 16px;
    color: #999;
}

/* 主题切换按钮 */
.theme-toggle {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--primary-gradient);
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 6px 24px rgba(102, 126, 234, 0.4);
    transition: all 0.3s ease;
    z-index: 1000;
}

.theme-toggle:hover {
    transform: scale(1.1) rotate(15deg);
    box-shadow: 0 8px 32px rgba(102, 126, 234, 0.5);
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .features-grid,
    .series-grid,
    .models-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .hero-logo {
        font-size: 32px;
    }
    
    .hero-logo i {
        font-size: 36px;
    }
    
    .features-grid,
    .series-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .models-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
    
    .filter-group {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .filter-label {
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .features-grid,
    .series-grid,
    .models-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-section {
        padding: 60px 0 40px;
    }
    
    .search-input {
        padding: 16px 20px;
        font-size: 14px;
    }
    
    .search-btn {
        padding: 16px 24px;
    }
}

/* 深色主题 */
:root[data-theme="dark"] .modern-homepage {
    background: #1a1a1a;
}

:root[data-theme="dark"] .feature-card,
:root[data-theme="dark"] .filter-group,
:root[data-theme="dark"] .model-card {
    background: #262626;
    border-color: #333;
}

:root[data-theme="dark"] .feature-title,
:root[data-theme="dark"] .filter-label,
:root[data-theme="dark"] .model-name {
    color: #ffffff;
}

:root[data-theme="dark"] .feature-desc,
:root[data-theme="dark"] .model-category {
    color: #999;
    background: #333;
}

:root[data-theme="dark"] .filter-tag {
    background: #333;
    border-color: #444;
    color: #999;
}

:root[data-theme="dark"] .search-box form {
    background: #262626;
}

:root[data-theme="dark"] .search-input {
    color: #ffffff;
}