/**
 * ============================================
 * 主样式表 - 写宝视频解析站点
 * ============================================
 * 
 * 设计说明：
 *   - 采用CSS自定义属性（变量）统一管理主题色
 *   - 移动端优先的响应式设计
 *   - 断点：768px（平板）、1024px（桌面）
 */

/* ========== CSS变量（主题配置） ========== */
:root {
    --primary: #6C5CE7;          /* 主色调 - 紫色 */
    --primary-light: #A29BFE;    /* 主色调浅色 */
    --primary-dark: #5A4BD1;     /* 主色调深色 */
    --bg-primary: #0F0F1A;       /* 主背景色 - 深色 */
    --bg-secondary: #1A1A2E;     /* 次背景色 */
    --bg-card: #16213E;          /* 卡片背景色 */
    --bg-input: #1E1E3A;         /* 输入框背景色 */
    --text-primary: #EAEAEA;     /* 主文字色 */
    --text-secondary: #A0A0B8;   /* 次文字色 */
    --border-color: #2A2A4A;     /* 边框色 */
    --success: #00D68F;          /* 成功色 */
    --warning: #FFAA00;          /* 警告色 */
    --error: #FF3D71;            /* 错误色 */
    --radius: 12px;              /* 圆角 */
    --radius-sm: 8px;            /* 小圆角 */
    --shadow: 0 4px 20px rgba(0,0,0,0.3); /* 阴影 */
    --transition: 0.3s ease;     /* 过渡动画 */
}

/* ========== 全局重置 ========== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--primary-light);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--primary);
}

img {
    max-width: 100%;
    height: auto;
}

/* ========== 通用容器 ========== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

/* ========== 顶部导航栏 ========== */
.site-header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 12px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    width: 32px;
    height: 32px;
}

.logo h1 {
    font-size: 1.3rem;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.parse-counter {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.parse-counter strong {
    color: var(--warning);
    font-size: 1rem;
}

.counter-icon {
    margin-right: 4px;
}

/* ========== 主内容区 ========== */
.main-content {
    flex: 1;
    padding: 30px 0 40px;
}

/* ========== 解析输入区域 ========== */
.parse-section {
    text-align: center;
    margin-bottom: 30px;
}

.parse-title {
    font-size: 1.6rem;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.parse-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 24px;
}

/* 输入框 - 独立盒子 */
.parse-input-wrapper {
    max-width: 700px;
    margin: 0 auto 16px;
    position: relative;
}

.parse-input {
    width: 100%;
    padding: 14px 44px 14px 18px;
    background: var(--bg-input);
    border: 2px solid var(--border-color);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition);
}

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

.parse-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.2);
}

/* 输入框清除按钮 */
.clear-input-btn {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 28px;
    height: 28px;
    border: none;
    border-radius: 50%;
    background: var(--border-color);
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    transition: background var(--transition), color var(--transition);
}

.clear-input-btn:hover {
    background: var(--error);
    color: #fff;
}

.clear-input-btn.show {
    display: flex;
}

/* 解析按钮 - 独立盒子 */
.parse-btn-wrapper {
    max-width: 700px;
    margin: 0 auto;
}

.parse-btn {
    width: 100%;
    padding: 14px 32px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    border: none;
    border-radius: var(--radius);
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
    letter-spacing: 2px;
}

.parse-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(108, 92, 231, 0.4);
}

.parse-btn:active {
    transform: translateY(0);
}

.parse-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.parse-btn .loading-spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    vertical-align: middle;
    margin-right: 8px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ========== 可解析平台展示 ========== */
.platforms-section {
    max-width: 700px;
    margin: 20px auto 0;
}

.platforms-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.platforms-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}

.platform-tag {
    padding: 4px 12px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    transition: all var(--transition);
}

.platform-tag:hover {
    border-color: var(--primary);
    color: var(--primary-light);
}

/* ========== 提示消息 ========== */
.toast-container {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 8px;
    pointer-events: none;
}

.toast {
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    color: #fff;
    pointer-events: auto;
    animation: toastIn 0.3s ease, toastOut 0.3s ease 2.7s forwards;
    white-space: nowrap;
    box-shadow: var(--shadow);
}

.toast-success { background: var(--success); }
.toast-warning { background: var(--warning); color: #333; }
.toast-error { background: var(--error); }
.toast-info { background: var(--primary); }

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

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

/* ========== 结果区域 ========== */
.result-section {
    display: none;
    animation: fadeInUp 0.5s ease;
}

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

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

/* ========== 结果导航栏 ========== */
.result-nav {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
    background: var(--bg-secondary);
    border-radius: var(--radius);
    padding: 4px;
    overflow-x: auto;
}

.result-nav-item {
    flex: 1;
    padding: 10px 16px;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.95rem;
    cursor: pointer;
    transition: all var(--transition);
    text-align: center;
    white-space: nowrap;
}

.result-nav-item:hover {
    color: var(--text-primary);
    background: rgba(108, 92, 231, 0.1);
}

.result-nav-item.active {
    background: var(--primary);
    color: #fff;
    font-weight: 600;
}

/* ========== 结果内容面板 ========== */
.result-panel {
    display: none;
}

.result-panel.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

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

/* ========== 详情面板 ========== */
.detail-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
}

/* 封面区域 */
.detail-cover {
    position: relative;
    width: 100%;
    max-height: 400px;
    overflow: hidden;
    background: #000;
}

.detail-cover img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    max-height: 400px;
}

.cover-download-btn {
    display: block;
    width: 100%;
    padding: 12px;
    background: rgba(108, 92, 231, 0.9);
    color: #fff;
    border: none;
    font-size: 0.95rem;
    cursor: pointer;
    transition: background var(--transition);
    text-align: center;
}

.cover-download-btn:hover {
    background: var(--primary-dark);
}

/* 作者信息区 */
.detail-author {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary);
}

.author-info {
    flex: 1;
}

.author-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.author-uid {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* 作品信息区 */
.detail-info {
    padding: 16px 20px;
}

.detail-title {
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 16px;
    color: var(--text-primary);
    word-break: break-word;
}

/* 信息网格 */
.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 12px;
}

.detail-grid-item {
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    padding: 12px;
    text-align: center;
}

.grid-item-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.grid-item-value {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--primary-light);
}

/* 话题标签 */
.detail-topics {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
    padding: 0 20px 16px;
}

.topic-tag {
    padding: 4px 12px;
    background: rgba(108, 92, 231, 0.15);
    border: 1px solid rgba(108, 92, 231, 0.3);
    border-radius: 20px;
    font-size: 0.82rem;
    color: var(--primary-light);
}

/* ========== 视频面板 ========== */
.video-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
}

.video-player {
    width: 100%;
    background: #000;
}

.video-player video {
    width: 100%;
    max-height: 500px;
    display: block;
}

.video-download-btn {
    display: block;
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    border: none;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    transition: opacity var(--transition);
}

.video-download-btn:hover {
    opacity: 0.9;
}

/* ========== 图集面板 ========== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 16px;
}

.gallery-item {
    background: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform var(--transition);
}

.gallery-item:hover {
    transform: translateY(-4px);
}

.gallery-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    cursor: pointer;
    transition: opacity var(--transition);
}

.gallery-item img:hover {
    opacity: 0.85;
}

.gallery-download-btn {
    display: block;
    width: 100%;
    padding: 10px;
    background: var(--bg-secondary);
    color: var(--primary-light);
    border: none;
    border-top: 1px solid var(--border-color);
    font-size: 0.9rem;
    cursor: pointer;
    transition: background var(--transition);
}

.gallery-download-btn:hover {
    background: var(--primary);
    color: #fff;
}

/* ========== 音频面板 ========== */
.audio-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.audio-cover {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--primary);
    box-shadow: 0 0 30px rgba(108, 92, 231, 0.3);
}

.audio-player {
    width: 100%;
    max-width: 500px;
}

.audio-player audio {
    width: 100%;
    outline: none;
}

.audio-info {
    text-align: center;
}

.audio-author {
    font-size: 1rem;
    color: var(--text-primary);
}

.audio-download-btn {
    display: inline-block;
    padding: 10px 32px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    border: none;
    border-radius: 25px;
    font-size: 0.95rem;
    cursor: pointer;
    text-decoration: none;
    transition: transform var(--transition), box-shadow var(--transition);
}

.audio-download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(108, 92, 231, 0.4);
    color: #fff;
}

/* ========== 图片查看器 ========== */
.image-viewer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.viewer-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
}

.viewer-toolbar {
    position: absolute;
    top: 16px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 1;
    background: rgba(0, 0, 0, 0.6);
    padding: 8px 16px;
    border-radius: 25px;
}

.viewer-btn {
    background: none;
    border: none;
    color: #fff;
    font-size: 1.2rem;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
    transition: background var(--transition);
}

.viewer-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

.viewer-counter {
    color: #fff;
    font-size: 0.9rem;
}

.viewer-body {
    position: relative;
    z-index: 1;
    max-width: 90vw;
    max-height: 85vh;
}

.viewer-body img {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 4px;
}

/* ========== 下载确认弹窗 ========== */
.confirm-dialog {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.confirm-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
}

.confirm-card {
    position: relative;
    z-index: 1;
    width: min(90vw, 360px);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 28px 24px 24px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    animation: confirmPop 0.2s ease-out;
}

@keyframes confirmPop {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.confirm-icon {
    width: 56px;
    height: 56px;
    line-height: 56px;
    margin: 0 auto 14px;
    border-radius: 50%;
    font-size: 1.4rem;
    color: #fff;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
}

.confirm-title {
    color: #fff;
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.confirm-filename {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 20px;
    word-break: break-all;
}

.confirm-actions {
    display: flex;
    gap: 12px;
}

.confirm-btn {
    flex: 1;
    padding: 10px 0;
    border: none;
    border-radius: 10px;
    font-size: 0.95rem;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition), filter var(--transition);
}

.confirm-btn:active {
    transform: scale(0.97);
}

.confirm-btn-cancel {
    background: var(--bg-input);
    color: var(--text-secondary);
}

.confirm-btn-cancel:hover {
    filter: brightness(1.2);
    color: #fff;
}

.confirm-btn-ok {
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    color: #fff;
}

.confirm-btn-ok:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(108, 92, 231, 0.4);
}

/* ========== 底部信息 ========== */
.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 20px 0;
    margin-top: auto;
}

.footer-content {
    text-align: center;
}

.footer-content p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.footer-content p:last-child {
    margin-bottom: 0;
}

.footer-content a {
    color: var(--text-secondary);
}

.footer-content a:hover {
    color: var(--primary-light);
}

/* ========== 响应式：平板（768px+） ========== */
@media (min-width: 768px) {
    .parse-title {
        font-size: 2rem;
    }

    .parse-input-wrapper,
    .parse-btn-wrapper {
        max-width: 600px;
    }

    .detail-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

/* ========== 响应式：桌面（1024px+） ========== */
@media (min-width: 1024px) {
    .logo h1 {
        font-size: 1.5rem;
    }

    .parse-input-wrapper,
    .parse-btn-wrapper {
        max-width: 700px;
    }

    .detail-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    }

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

/* ========== 响应式：小屏移动端（<480px） ========== */
@media (max-width: 480px) {
    .header-content {
        flex-direction: column;
        gap: 8px;
    }

    .parse-title {
        font-size: 1.3rem;
    }

    .parse-subtitle {
        font-size: 0.85rem;
    }

    .parse-input {
        padding: 12px 14px;
        font-size: 0.95rem;
    }

    .parse-btn {
        padding: 12px 24px;
        font-size: 0.95rem;
    }

    .platform-tag {
        padding: 3px 8px;
        font-size: 0.75rem;
    }

    .result-nav-item {
        padding: 8px 12px;
        font-size: 0.85rem;
    }

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

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

    .audio-cover {
        width: 150px;
        height: 150px;
    }

    .detail-author {
        padding: 12px 14px;
    }

    .detail-info {
        padding: 12px 14px;
    }
}