/* 媒体工作室主样式文件 */
/* 导入所有模块化样式 */

/* 基础样式 */
@import './base/variables.css';
@import './base/reset.css';

/* 组件样式 */
@import './components/buttons.css';
@import './components/modals.css';
@import './components/video-section.css';
@import './components/admin.css';
@import './components/auth.css';
@import './components/profile.css';
@import './components/config.css';

/* 布局样式 */
.container {
    max-width: 1600px;
    margin: 0 auto;
    padding: var(--spacing-lg);
    position: relative;
    z-index: 1;
}

/* 头部样式 */
header {
    background: rgba(30, 30, 30, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-heavy);
    margin-bottom: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    position: relative;
    overflow: hidden;
}

header::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

.header-left h1 {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 2.2rem;
    font-weight: 700;
    margin: 0;
    text-shadow: 0 0 30px rgba(102, 126, 234, 0.5);
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from { filter: drop-shadow(0 0 5px rgba(102, 126, 234, 0.5)); }
    to { filter: drop-shadow(0 0 20px rgba(102, 126, 234, 0.8)); }
}

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

.user-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--gradient-primary);
    color: white;
    border-radius: 50px;
    font-weight: 500;
    box-shadow: var(--shadow-neon);
    transition: var(--transition);
    font-size: 13px;
}

.user-info:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.5);
}

.user-menu {
    display: flex;
    gap: 6px;
}

.user-menu .btn {
    padding: 6px 12px;
    font-size: 12px;
    min-height: 28px;
    font-weight: 500;
    border-radius: var(--border-radius);
}

.login-prompt .btn {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-medium);
}

.login-prompt .btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-neon);
}

/* 工具栏样式 */
.toolbar {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    width: 100%;
    margin-top: var(--spacing-lg);
}

/* 工具栏按钮统一样式 */
.toolbar .btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 12px;
    min-height: 36px;
    font-weight: 500;
    letter-spacing: 0.3px;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

/* 统一配色方案 - 使用优雅的蓝色调 */
.toolbar .btn-info,
.toolbar .btn-primary,
.toolbar .btn-success {
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.toolbar .btn-info:hover,
.toolbar .btn-primary:hover,
.toolbar .btn-success:hover {
    background: linear-gradient(135deg, #4338ca 0%, #6d28d9 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(79, 70, 229, 0.3);
}

/* 危险按钮保持红色但样式统一 */
.toolbar .btn-danger {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.toolbar .btn-danger:hover {
    background: linear-gradient(135deg, #b91c1c 0%, #991b1b 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(220, 38, 38, 0.3);
}

/* 工作区样式 */
.workspace {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: var(--spacing-xl);
    min-height: 500px;
    height: auto;
    margin-bottom: var(--spacing-xl);
}

/* 媒体库样式 */
.media-library {
    background: rgba(30, 30, 30, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-heavy);
    overflow: hidden;
    position: relative;
}

.media-library::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
}

.library-tabs {
    display: flex;
    margin-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    justify-content: space-around;
    align-items: center;
}

.tab-btn {
    padding: var(--spacing-sm) var(--spacing-sm);
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 11px;
    font-weight: 500;
    color: var(--secondary-text);
    border-bottom: 2px solid transparent;
    transition: var(--transition);
    flex: 1;
    text-align: center;
    position: relative;
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.tab-btn::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition);
    transform: translateX(-50%);
}

.tab-btn.active {
    color: var(--primary-text);
    background: rgba(0, 212, 255, 0.1);
}

.tab-btn.active::before {
    width: 100%;
}

.tab-btn:hover {
    color: var(--primary-text);
    background: rgba(255, 255, 255, 0.05);
}

.library-content {
    display: none;
    height: calc(100% - 80px);
    overflow-y: auto;
}

.library-content.active {
    display: block;
}

/* 自定义滚动条 */
.library-content::-webkit-scrollbar,
.preview-media::-webkit-scrollbar,
.generated-text-content::-webkit-scrollbar {
    width: 8px;
}

.library-content::-webkit-scrollbar-track,
.preview-media::-webkit-scrollbar-track,
.generated-text-content::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

.library-content::-webkit-scrollbar-thumb,
.preview-media::-webkit-scrollbar-thumb,
.generated-text-content::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 4px;
}

.library-content::-webkit-scrollbar-thumb:hover,
.preview-media::-webkit-scrollbar-thumb:hover,
.generated-text-content::-webkit-scrollbar-thumb:hover {
    background: var(--gradient-secondary);
}

/* 媒体网格样式 */
.media-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: var(--spacing-md);
    padding: var(--spacing-md) 0;
}

/* 文字库网格样式 */
.text-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    padding: 20px 0;
}

.text-item {
    background: var(--card-bg);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    padding: 20px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    min-height: 140px;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-light);
}

.text-item:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-neon);
    transform: translateY(-4px);
}

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

.text-item-title {
    font-weight: 600;
    font-size: 16px;
    color: var(--primary-text);
    margin-bottom: 12px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.text-item-preview {
    font-size: 14px;
    color: var(--secondary-text);
    line-height: 1.5;
    flex-grow: 1;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
}

.text-item-meta {
    font-size: 12px;
    color: var(--accent-text);
    margin-top: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 8px;
}

.text-item .remove-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--danger-color);
    color: white;
    border: none;
    font-size: 12px;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.text-item:hover .remove-btn {
    display: flex;
}

.text-item .remove-btn:hover {
    background: #ff4757;
    transform: scale(1.1);
}

/* 音乐库网格样式 */
.music-preview {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100px;
    background: var(--gradient-secondary);
    color: white;
    border-radius: var(--border-radius);
    padding: 12px;
    text-align: center;
    box-shadow: var(--shadow-medium);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.music-preview:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-neon);
}

.music-preview.selected {
    border: 2px solid var(--primary-color);
    background: rgba(0, 212, 255, 0.1);
}

.music-icon {
    font-size: 28px;
    margin-bottom: 8px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.music-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.music-name {
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100px;
}

.music-duration {
    font-size: 10px;
    opacity: 0.9;
    font-weight: 400;
}

.music-preview .remove-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--danger-color);
    color: white;
    border: none;
    font-size: 10px;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.music-preview:hover .remove-btn {
    display: flex;
}

.music-preview .remove-btn:hover {
    background: #ff4757;
    transform: scale(1.1);
}

.media-item, .image-item {
    position: relative;
    cursor: grab;
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
    border: 2px solid transparent;
    background: var(--card-bg);
    box-shadow: var(--shadow-light);
}

.media-item:hover, .image-item:hover {
    transform: scale(1.05) rotateY(5deg);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-neon);
}

.media-item.dragging, .image-item.dragging {
    opacity: 0.7;
    cursor: grabbing;
    transform: rotate(5deg);
}

.media-item img,
.media-item video,
.image-item img {
    width: 100%;
    height: 100px;
    object-fit: cover;
    display: block;
    transition: var(--transition);
}

.media-item:hover img,
.media-item:hover video,
.image-item:hover img {
    filter: brightness(1.1) saturate(1.2);
}

.media-item .media-type,
.media-item .remove-btn,
.image-item .remove-btn {
    position: absolute;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    cursor: pointer;
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.media-item .media-type {
    top: var(--spacing-sm);
    left: var(--spacing-sm);
    border-radius: 4px;
    padding: 4px var(--spacing-sm);
    font-size: 10px;
    width: auto;
    height: auto;
}

.media-item .remove-btn,
.image-item .remove-btn {
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background: var(--danger-color);
    opacity: 0;
    transform: scale(0);
}

.media-item:hover .remove-btn,
.image-item:hover .remove-btn {
    opacity: 1;
    transform: scale(1);
}

.media-item .remove-btn:hover,
.image-item .remove-btn:hover {
    background: #ff4757;
    transform: scale(1.1);
}

/* 预览区域样式 */
.preview-area {
    background: rgba(30, 30, 30, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-heavy);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    position: relative;
    min-height: 500px;
    height: auto;
}

.preview-area::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-success);
}

.preview-area h3 {
    margin-bottom: var(--spacing-lg);
    color: var(--primary-text);
    font-size: 1.5rem;
    font-weight: 600;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: var(--spacing-md);
}

.preview {
    flex: 1;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    background: var(--card-bg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.preview-placeholder {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--secondary-text);
    font-size: 18px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
}

.preview-content {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.preview-main {
    display: flex;
    flex: 1;
    gap: var(--spacing-lg);
}

.preview-media {
    flex: 2;
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--secondary-bg);
    border-radius: var(--border-radius) 0 0 0;
    min-height: 200px;
    max-height: 300px;
    overflow: auto;
}

.preview-media img,
.preview-media video {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
}

.preview-controls {
    flex: 1;
    padding: var(--spacing-lg);
    background: var(--accent-bg);
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0 var(--border-radius) 0 0;
    min-height: 200px;
    display: flex;
    flex-direction: column;
}

.preview-controls h4 {
    margin-bottom: var(--spacing-lg);
    color: var(--primary-text);
    font-size: 18px;
    font-weight: 600;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: var(--spacing-md);
}

.control-group {
    margin-bottom: var(--spacing-lg);
}

.control-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    color: var(--primary-text);
    font-size: 14px;
}

.control-group textarea,
.control-group input[type="number"],
.control-group select {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    background: var(--secondary-bg);
    color: var(--primary-text);
    font-family: inherit;
    font-size: 14px;
    transition: var(--transition);
}

.control-group textarea {
    min-height: 80px;
    resize: vertical;
}

.control-group textarea:focus,
.control-group input:focus,
.control-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.control-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: auto;
    padding-top: var(--spacing-lg);
    flex-direction: column;
    flex-shrink: 0;
}

.control-actions .btn {
    flex: 1;
    justify-content: center;
}

/* 时间线样式 */
.timeline-area {
    background: rgba(30, 30, 30, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-heavy);
    margin-top: var(--spacing-xl);
    position: relative;
}

.timeline-area::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-danger);
}

.timeline-area h3 {
    margin-bottom: var(--spacing-lg);
    color: var(--primary-text);
    font-size: 1.5rem;
    font-weight: 600;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: var(--spacing-md);
}

.timeline {
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    background: var(--secondary-bg);
    min-height: 100px;
    position: relative;
    overflow-x: auto;
}

.timeline-track {
    display: flex;
    align-items: center;
    min-height: 100px;
    padding: var(--spacing-md);
    gap: var(--spacing-sm);
}

.timeline-item {
    position: relative;
    height: 80px;
    min-width: 100px;
    border-radius: var(--border-radius);
    overflow: hidden;
    cursor: move;
    border: 2px solid var(--primary-color);
    background: var(--card-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    box-shadow: var(--shadow-medium);
}

.timeline-item:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-neon);
}

.timeline-item img,
.timeline-item video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.timeline-item .duration-label,
.timeline-item .media-type-label {
    position: absolute;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    font-size: 10px;
    padding: 4px 6px;
    border-radius: 4px;
    font-weight: 500;
}

.timeline-item .duration-label {
    bottom: 4px;
    right: 4px;
}

.timeline-item .media-type-label {
    top: 4px;
    left: 4px;
}

.timeline-item .remove-timeline-btn {
    position: absolute;
    top: 4px;
    right: 4px;
    background: var(--danger-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    cursor: pointer;
    font-size: 10px;
    display: none;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.timeline-item:hover .remove-timeline-btn {
    display: flex;
}

.timeline-item .remove-timeline-btn:hover {
    background: #ff4757;
    transform: scale(1.1);
}

/* 响应式设计 */
@media (max-width: 1400px) {
    .workspace {
        grid-template-columns: 300px 1fr;
    }
}

@media (max-width: 1200px) {
    .workspace {
        grid-template-columns: 280px 1fr;
    }

    .tab-btn {
        font-size: 10px;
        padding: 6px 4px;
    }

    .container {
        padding: var(--spacing-lg);
    }
}

/* 添加更细致的中等屏幕优化 */
@media (max-width: 1024px) {
    .preview-main {
        gap: var(--spacing-md);
    }

    .preview-controls {
        min-width: 200px;
    }

    .control-actions .btn {
        font-size: 12px;
        padding: 8px 12px;
    }
}

/* 专门针对iframe中等尺寸优化 (如1000x600) */
@media (max-width: 1100px) and (max-height: 700px) {
    .container {
        padding: var(--spacing-md);
    }

    .workspace {
        min-height: 450px;
        gap: var(--spacing-lg);
    }

    .media-library {
        height: auto;
        min-height: 450px;
    }

    .preview-area {
        min-height: 450px;
    }

    .preview-media {
        min-height: 180px;
        max-height: 220px;
    }

    .preview-controls {
        min-height: 220px;
    }

    .control-group {
        margin-bottom: var(--spacing-md);
    }

    .control-group textarea {
        min-height: 60px;
    }

    .control-actions .btn {
        font-size: 11px;
        padding: 8px 10px;
        min-height: 32px;
    }

    .toolbar .btn {
        font-size: 11px;
        padding: 6px 8px;
        min-height: 32px;
    }
}

/* 优化小屏幕下preview区域的布局 */
@media (max-width: 900px) {
    .preview-main {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .preview-media {
        min-height: 200px;
        max-height: 250px;
        border-radius: var(--border-radius);
    }

    .preview-controls {
        min-height: auto;
        border-left: none;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: var(--border-radius);
    }

    .control-actions {
        flex-direction: row;
        gap: var(--spacing-sm);
    }

    .control-actions .btn {
        flex: 1;
        min-width: 0;
        font-size: 11px;
        padding: 8px 6px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
}

@media (max-width: 768px) {
    .workspace {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto;
        height: auto;
        gap: var(--spacing-lg);
    }

    .media-library {
        order: 1;
        height: 300px;
    }

    .tab-btn {
        font-size: 10px;
        padding: 4px 2px;
        min-width: 50px;
    }

    .library-tabs {
        gap: 2px;
        justify-content: space-between;
    }

    .preview-area {
        order: 2;
        height: auto;
        min-height: 400px;
    }

    header {
        flex-direction: column;
        gap: var(--spacing-sm);
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .header-left h1 {
        font-size: 1.8rem;
    }

    .toolbar {
        justify-content: center;
        gap: 6px;
    }

    .toolbar .btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 11px;
        min-height: 32px;
        flex: 1;
        min-width: 0;
        text-align: center;
    }

    .preview-main {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .preview-media,
    .preview-controls {
        flex: none;
        border-radius: var(--border-radius);
    }

    .control-actions {
        flex-direction: row;
    }
}

/* 针对iframe环境和极小屏幕的优化 */
@media (max-width: 600px) {
    .container {
        padding: var(--spacing-sm);
        max-width: 100%;
    }

    .workspace {
        gap: var(--spacing-md);
        height: auto;
        min-height: 400px;
    }

    .media-library {
        height: 200px;
    }

    .preview-area {
        min-height: 300px;
    }

    .preview-media {
        min-height: 120px;
        max-height: 150px;
        padding: var(--spacing-sm);
    }

    .preview-controls {
        padding: var(--spacing-sm);
        min-height: 150px;
    }

    .control-group {
        margin-bottom: var(--spacing-sm);
    }

    .control-group textarea {
        min-height: 50px;
    }

    .control-actions .btn {
        font-size: 10px;
        padding: 6px 4px;
        min-height: 30px;
    }

    .toolbar {
        gap: 4px;
    }

    .toolbar .btn {
        font-size: 10px;
        padding: 6px 4px;
        min-height: 30px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: var(--spacing-md);
    }

    .media-grid {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
        gap: var(--spacing-md);
    }

    .text-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .timeline-track {
        padding: var(--spacing-md);
        gap: 6px;
    }

    .timeline-item {
        min-width: 80px;
        height: 60px;
    }

    .toolbar .btn {
        padding: var(--spacing-xs) 6px;
        font-size: 10px;
        min-height: 28px;
        letter-spacing: 0.2px;
    }

    /* 超小屏幕时使用缩写 */
    #imageTab::after { content: "Img"; }
    #videoTab::after { content: "Vid"; }
    #textTab::after { content: "Txt"; }
    #musicTab::after { content: "Mus"; }

    .tab-btn {
        text-indent: -9999px;
        position: relative;
    }

    .tab-btn::after {
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);
        text-indent: 0;
        font-size: 9px;
        font-weight: 600;
    }
}

/* 专门针对iframe和极小窗口的优化 */
@media (max-width: 400px), (max-height: 500px) {
    .container {
        padding: var(--spacing-xs);
    }

    header {
        padding: var(--spacing-xs) var(--spacing-sm);
        margin-bottom: var(--spacing-sm);
    }

    .header-left h1 {
        font-size: 1.4rem;
    }

    .workspace {
        gap: var(--spacing-sm);
        height: auto;
    }

    .media-library {
        height: 200px;
        padding: var(--spacing-sm);
    }

    .preview-area {
        min-height: 300px;
        padding: var(--spacing-sm);
    }

    .preview-media {
        min-height: 120px;
        max-height: 150px;
        padding: var(--spacing-sm);
    }

    .preview-controls {
        padding: var(--spacing-sm);
    }

    .preview-controls h4 {
        font-size: 14px;
        margin-bottom: var(--spacing-sm);
    }

    .control-group {
        margin-bottom: var(--spacing-sm);
    }

    .control-group label {
        font-size: 12px;
    }

    .control-group textarea,
    .control-group input,
    .control-group select {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 12px;
    }

    .control-group textarea {
        min-height: 50px;
    }

    .control-actions {
        gap: var(--spacing-xs);
        margin-top: var(--spacing-sm);
    }

    .control-actions .btn {
        font-size: 9px;
        padding: 4px 6px;
        min-height: 24px;
        line-height: 1;
    }

    .toolbar {
        gap: 2px;
        margin-top: var(--spacing-sm);
    }

    .toolbar .btn {
        font-size: 8px;
        padding: 4px 2px;
        min-height: 24px;
        letter-spacing: 0;
    }

    .media-grid {
        grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
        gap: var(--spacing-xs);
    }

    .tab-btn {
        font-size: 8px;
        padding: 2px 1px;
    }
}

/* 按钮文字响应式显示控制 */
.btn-text-short {
    display: none;
}

.btn-text-full {
    display: inline;
}

/* 在小屏幕下显示简化文字 */
@media (max-width: 600px) {
    .control-actions .btn .btn-text-full {
        display: none;
    }

    .control-actions .btn .btn-text-short {
        display: inline;
    }
}

/* 在极小屏幕下进一步简化 */
@media (max-width: 400px), (max-height: 500px) {
    .btn .btn-text-full {
        display: none;
    }

    .btn .btn-text-short {
        display: inline;
    }
}

/* Emoji图标大小控制 */
/* 针对进度模态框中的emoji标题 */
.progress-video-header h4 {
    font-size: 1.1rem !important;
}

/* 通用标题emoji大小控制 */
h3, h4 {
    line-height: 1.4;
}

/* 更精确的emoji按钮控制 */
.btn {
    line-height: 1.2;
}

/* 特定元素的emoji大小控制 */
.video-ad-header h3,
.progress-video-header h4 {
    font-size: 1.1rem !important;
}