/* 新拟态风格样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-color: #e0e5ec;
    --text-primary: #2c3e50;
    --text-secondary: #7f8c8d;
    --accent-color: #3498db;
    --shadow-light: #ffffff;
    --shadow-dark: #a3b1c6;
    --card-bg: #e0e5ec;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

/* Header 样式 */
.header {
    text-align: center;
    margin-bottom: 50px;
    animation: fadeInDown 0.8s ease-out;
}

.logo {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 10px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-weight: 300;
}

/* 搜索框容器 */
.search-container {
    max-width: 700px;
    margin: 0 auto 60px;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.search-box {
    position: relative;
    background: var(--card-bg);
    border-radius: 50px;
    padding: 8px;
    box-shadow: 
        8px 8px 16px var(--shadow-dark),
        -8px -8px 16px var(--shadow-light);
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.search-box:focus-within {
    box-shadow: 
        inset 4px 4px 8px var(--shadow-dark),
        inset -4px -4px 8px var(--shadow-light);
}

.search-input {
    width: calc(100% - 60px);
    padding: 18px 25px;
    border: none;
    background: transparent;
    font-size: 1rem;
    color: var(--text-primary);
    outline: none;
}

.search-input::placeholder {
    color: var(--text-secondary);
}

.search-btn {
    position: absolute;
    right: 8px;
    top: 8px;
    width: 50px;
    height: 50px;
    border: none;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease, opacity 0.3s ease;
    box-shadow: 
        4px 4px 8px var(--shadow-dark),
        -4px -4px 8px var(--shadow-light);
}

.search-btn:hover {
    transform: scale(1.05);
    box-shadow: 
        6px 6px 12px var(--shadow-dark),
        -6px -6px 12px var(--shadow-light);
}

.search-btn:active {
    transform: scale(0.95);
}

/* 过滤选项 */
.filter-option {
    margin-top: 20px;
    display: flex;
    justify-content: center;
    animation: fadeIn 0.5s ease-out 0.3s both;
}

.filter-checkbox {
    display: flex;
    align-items: center;
    cursor: pointer;
    user-select: none;
    padding: 12px 20px;
    border-radius: 15px;
    background: var(--card-bg);
    box-shadow:
        6px 6px 12px var(--shadow-dark),
        -6px -6px 12px var(--shadow-light);
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.filter-checkbox:hover {
    transform: translateY(-2px);
    box-shadow:
        8px 8px 16px var(--shadow-dark),
        -8px -8px 16px var(--shadow-light);
}

.filter-checkbox input[type="checkbox"] {
    display: none;
}

.checkmark {
    position: relative;
    width: 22px;
    height: 22px;
    border-radius: 6px;
    background: var(--card-bg);
    margin-right: 12px;
    box-shadow:
        inset 3px 3px 6px var(--shadow-dark),
        inset -3px -3px 6px var(--shadow-light);
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.filter-checkbox input[type="checkbox"]:checked ~ .checkmark {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow:
        3px 3px 6px var(--shadow-dark),
        -3px -3px 6px var(--shadow-light);
}

.filter-checkbox input[type="checkbox"]:checked ~ .checkmark::after {
    content: '';
    position: absolute;
    left: 7px;
    top: 3px;
    width: 6px;
    height: 12px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.filter-label {
    font-size: 0.95rem;
    color: var(--text-primary);
    font-weight: 500;
}

/* 搜索结果 */
.results-container {
    margin-bottom: 60px;
    animation: fadeIn 0.5s ease-out;
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.results-header h2 {
    font-size: 1.5rem;
    color: var(--text-primary);
}

.results-count {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.results-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.result-item {
    background: var(--card-bg);
    padding: 20px;
    border-radius: 20px;
    box-shadow: 
        8px 8px 16px var(--shadow-dark),
        -8px -8px 16px var(--shadow-light);
    transition: transform 0.3s ease, opacity 0.3s ease;
    animation: slideIn 0.3s ease-out;
}

.result-item:hover {
    transform: translateY(-3px);
    box-shadow: 
        12px 12px 24px var(--shadow-dark),
        -12px -12px 24px var(--shadow-light);
}

.result-name {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 10px;
    color: var(--text-primary);
    word-break: break-word;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.source-tag {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
}

.source-tag.netdisk {
    background: linear-gradient(135deg, #52c41a 0%, #73d13d 100%);
}

.source-tag.magnet {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.open-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: linear-gradient(135deg, #52c41a 0%, #73d13d 100%);
    color: white;
    text-decoration: none;
    border-radius: 12px;
    border: none;
    font-size: 0.9rem;
    transition: transform 0.3s ease, opacity 0.3s ease;
    box-shadow:
        4px 4px 8px var(--shadow-dark),
        -2px -2px 6px var(--shadow-light);
    cursor: pointer;
}

.open-btn:hover {
    transform: translateY(-2px);
    box-shadow:
        6px 6px 12px var(--shadow-dark),
        -3px -3px 8px var(--shadow-light);
}

.result-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 12px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 5px;
}

.result-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    border-radius: 12px;
    font-size: 0.9rem;
    transition: transform 0.3s ease, opacity 0.3s ease;
    box-shadow: 
        4px 4px 8px var(--shadow-dark),
        -2px -2px 6px var(--shadow-light);
}

.result-link:hover {
    transform: translateY(-2px);
    box-shadow: 
        6px 6px 12px var(--shadow-dark),
        -3px -3px 8px var(--shadow-light);
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 30px;
}

.page-btn {
    padding: 12px 20px;
    border: none;
    border-radius: 12px;
    background: var(--card-bg);
    color: var(--text-primary);
    cursor: pointer;
    font-size: 0.95rem;
    transition: transform 0.3s ease, opacity 0.3s ease;
    box-shadow: 
        6px 6px 12px var(--shadow-dark),
        -6px -6px 12px var(--shadow-light);
}

.page-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 
        8px 8px 16px var(--shadow-dark),
        -8px -8px 16px var(--shadow-light);
}

.page-btn:active:not(:disabled) {
    box-shadow: 
        inset 4px 4px 8px var(--shadow-dark),
        inset -4px -4px 8px var(--shadow-light);
}

.page-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.page-btn.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

/* 加载动画 */
.loading-spinner {
    text-align: center;
    padding: 40px;
    animation: fadeIn 0.3s ease-out;
}

.spinner {
    width: 50px;
    height: 50px;
    margin: 0 auto 20px;
    border: 4px solid var(--shadow-dark);
    border-top: 4px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 导航部分 */
.navigation-section {
    margin-top: 80px;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.section-title {
    text-align: center;
    font-size: 1.8rem;
    margin-bottom: 40px;
    color: var(--text-primary);
}

.nav-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.nav-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 20px;
    text-align: center;
    text-decoration: none;
    color: var(--text-primary);
    transition: transform 0.3s ease, opacity 0.3s ease;
    box-shadow: 
        8px 8px 16px var(--shadow-dark),
        -8px -8px 16px var(--shadow-light);
}

.nav-card:hover {
    transform: translateY(-5px);
    box-shadow: 
        12px 12px 24px var(--shadow-dark),
        -12px -12px 24px var(--shadow-light);
}

.nav-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.nav-card h3 {
    font-size: 1.2rem;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.nav-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* 页脚 */
.footer {
    text-align: center;
    margin-top: 80px;
    padding-top: 40px;
    border-top: 1px solid var(--shadow-dark);
    color: var(--text-secondary);
}

.footer p {
    margin: 8px 0;
}

.footer-small {
    font-size: 0.85rem;
}

/* 动画 */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@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);
    }
}

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

/* 响应式设计 */
@media (max-width: 768px) {
    .logo {
        font-size: 2.2rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .nav-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 15px;
    }

    .nav-card {
        padding: 20px;
    }

    .nav-icon {
        font-size: 2.5rem;
    }

    .result-meta {
        flex-direction: column;
        gap: 8px;
    }

    .results-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 20px 15px;
    }

    .logo {
        font-size: 1.8rem;
    }

    .search-input {
        font-size: 0.9rem;
        padding: 15px 20px;
    }

    .search-btn {
        width: 45px;
        height: 45px;
    }

    .nav-grid {
        grid-template-columns: 1fr;
    }
}

/* 弹窗样式 */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease-out;
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--card-bg);
    border-radius: 25px;
    width: 90%;
    max-width: 900px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow:
        12px 12px 24px var(--shadow-dark),
        -12px -12px 24px var(--shadow-light);
    animation: slideInUp 0.4s ease-out;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 30px 15px;
    border-bottom: 1px solid var(--shadow-dark);
}

.modal-header h2 {
    font-size: 1.6rem;
    color: var(--text-primary);
    margin: 0;
}

.close-btn {
    font-size: 2.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    line-height: 1;
    transition: transform 0.3s ease, opacity 0.3s ease;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.close-btn:hover {
    color: var(--text-primary);
    background: var(--shadow-dark);
    transform: rotate(90deg);
}

.modal-body {
    padding: 25px 30px;
}

.modal-intro {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 25px;
    text-align: center;
}

.platform-section {
    margin-bottom: 25px;
}

.platform-section h3 {
    font-size: 1.2rem;
    color: var(--text-primary);
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--shadow-dark);
}

.client-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin-top: 12px;
}

.client-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px;
    background: var(--card-bg);
    border-radius: 12px;
    text-decoration: none;
    color: var(--text-primary);
    transition: transform 0.3s ease, opacity 0.3s ease;
    box-shadow:
        6px 6px 12px var(--shadow-dark),
        -6px -6px 12px var(--shadow-light);
}

.client-card:hover {
    transform: translateY(-3px);
    box-shadow:
        8px 8px 16px var(--shadow-dark),
        -8px -8px 16px var(--shadow-light);
}

.client-card-disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.client-card-disabled:hover {
    transform: none;
}

.client-icon {
    font-size: 1.8rem;
    flex-shrink: 0;
}

.client-info h4 {
    margin: 0 0 4px 0;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

.client-info p {
    margin: 0;
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.modal-footer {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--shadow-dark);
    text-align: center;
}

.modal-footer p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 0;
}

/* PC端弹窗优化 - 当屏幕高度足够时，减少内边距和字体大小 */
@media (min-width: 769px) and (max-height: 900px) {
    .modal-content {
        max-height: 92vh;
    }

    .modal-header {
        padding: 20px 25px 12px;
    }

    .modal-header h2 {
        font-size: 1.5rem;
    }

    .modal-body {
        padding: 20px 25px;
    }

    .modal-intro {
        font-size: 0.95rem;
        margin-bottom: 20px;
    }

    .platform-section {
        margin-bottom: 20px;
    }

    .platform-section h3 {
        font-size: 1.1rem;
        margin-bottom: 10px;
        padding-bottom: 6px;
    }

    .client-grid {
        gap: 10px;
        margin-top: 10px;
    }

    .client-card {
        padding: 12px;
        gap: 10px;
    }

    .client-icon {
        font-size: 1.6rem;
    }

    .client-info h4 {
        font-size: 0.9rem;
    }

    .client-info p {
        font-size: 0.75rem;
    }

    .modal-footer {
        margin-top: 20px;
        padding-top: 15px;
    }
}

/* 高分辨率PC屏幕优化 */
@media (min-width: 1200px) and (min-height: 800px) {
    .modal-content {
        max-width: 1000px;
    }

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

/* 健康度信号强度标签 */
.health-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-left: 10px;
    box-shadow:
        inset 2px 2px 4px var(--shadow-dark),
        inset -2px -2px 4px var(--shadow-light);
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.health-tag:hover {
    transform: translateY(-1px);
    box-shadow:
        inset 3px 3px 6px var(--shadow-dark),
        inset -3px -3px 6px var(--shadow-light);
}

.health-tag.excellent {
    color: #52c41a;
}

.health-tag.good {
    color: #73d13d;
}

.health-tag.fair {
    color: #faad14;
}

.health-tag.poor {
    color: #ff4d4f;
}

.health-signal {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* 客户端下载网格 - 极简版 */
.clients-grid-container.minimal {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 15px;
}

.clients-grid-container.minimal .platform-card {
    background: var(--card-bg);
    padding: 15px;
    border-radius: 15px;
    box-shadow:
        6px 6px 12px var(--shadow-dark),
        -6px -6px 12px var(--shadow-light);
    transition: transform 0.3s ease, opacity 0.3s ease;
    text-align: center;
}

.clients-grid-container.minimal .platform-card:hover {
    transform: translateY(-3px);
    box-shadow:
        8px 8px 16px var(--shadow-dark),
        -8px -8px 16px var(--shadow-light);
}

.clients-grid-container.minimal .client-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 0;
    background: transparent;
    box-shadow: none;
}

.clients-grid-container.minimal .client-card:hover {
    transform: none;
    box-shadow: none;
}

.clients-grid-container.minimal .client-icon {
    font-size: 3rem;
    margin-bottom: 10px;
}

.clients-grid-container.minimal .client-info h4 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* 响应式弹窗 - 平板和手机 */
@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        max-height: 90vh;
    }

    .modal-header {
        padding: 20px 20px 15px;
    }

    .modal-header h2 {
        font-size: 1.4rem;
    }

    .modal-body {
        padding: 20px;
    }

    /* 平板：保持2x2布局但减少间距 */
    .clients-grid-container {
        gap: 15px;
    }

    .platform-card {
        padding: 15px;
    }

    .platform-card h3 {
        font-size: 1rem;
        margin-bottom: 12px;
    }

    .platform-section h3 {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .modal-header h2 {
        font-size: 1.2rem;
    }

    .modal-intro {
        font-size: 0.95rem;
    }

    /* 手机：改为单列布局 */
    .clients-grid-container {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .platform-card {
        padding: 15px;
    }

    .platform-card h3 {
        font-size: 1rem;
    }

    .client-card {
        padding: 15px;
    }

    .client-icon {
        font-size: 1.5rem;
    }

    .client-info h4 {
        font-size: 0.9rem;
    }

    .client-info p {
        font-size: 0.8rem;
    }
}