/* ==================== 清新蓝绿风格 - 沙雕动画素材网 ==================== */

:root {
    --primary-color: #5B9BD5;
    --secondary-color: #70C9CE;
    --accent-color: #8FD19E;
    --pink-color: #7DBDE8;
    --bg-color: #F8FAFB;
    --card-bg: #FFFFFF;
    --text-dark: #2D3748;
    --text-gray: #64748B;
    --border-color: #E2E8F0;
    --hover-bg: #F1F5F9;
    --shadow-sm: 0 2px 8px rgba(91, 155, 213, 0.08);
    --shadow-md: 0 4px 16px rgba(91, 155, 213, 0.12);
    --shadow-lg: 0 8px 24px rgba(91, 155, 213, 0.15);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
    background: linear-gradient(135deg, #F8FAFB 0%, #F1F5F9 100%);
    color: var(--text-dark);
    line-height: 1.6;
    min-height: 100vh;
    font-size: 15px;
}

/* ==================== 导航栏 ==================== */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 12px rgba(91, 155, 213, 0.08);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
    overflow: visible;
}

.navbar-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 30px;
    gap: 20px;
}

.navbar-logo {
    display: flex;
    align-items: center;
    font-size: 20px;
    font-weight: 700;
    text-decoration: none;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    flex-shrink: 0;
    min-width: 180px;
}

.navbar-menu {
    display: flex;
    list-style: none;
    gap: 4px;
    flex-wrap: nowrap;
    justify-content: center;
}

.navbar-menu li {
    margin: 0;
}

.navbar-menu a {
    color: var(--text-gray);
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 8px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    white-space: nowrap;
}

.navbar-menu a:hover {
    background: var(--hover-bg);
    color: var(--primary-color);
    transform: translateY(-1px);
}

.navbar-menu a.active {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: #fff;
    box-shadow: var(--shadow-sm);
}

/* 汉堡菜单按钮（默认隐藏） */
.navbar-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.navbar-toggle span {
    width: 100%;
    height: 3px;
    background: var(--primary-color);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.navbar-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.navbar-toggle.active span:nth-child(2) {
    opacity: 0;
}

.navbar-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

.navbar-collapse {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    flex: 1;
}

.navbar-user {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-shrink: 0;
    min-width: fit-content;
}

.navbar-user span {
    color: var(--text-gray);
    font-size: 15px;
    font-weight: 600;
}

/* 用户下拉菜单 */
.user-dropdown {
    position: relative;
}

.user-trigger {
    display: flex;
    align-items: center;
    gap: 3px;
    padding: 3px 6px;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
}

.user-trigger:hover {
    background: var(--hover-bg);
    border-color: var(--primary-color);
}

.user-avatar {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    overflow: hidden;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    color: white;
    font-size: 9px;
    flex-shrink: 0;
}

.user-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.user-name {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-dark);
    max-width: 60px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-trigger i {
    font-size: 8px;
    color: var(--text-gray);
    transition: transform 0.3s ease;
}

.user-dropdown.active .user-trigger i {
    transform: rotate(180deg);
}

.user-menu {
    position: absolute;
    top: calc(100% + 5px);
    right: 0;
    width: 130px;
    background: var(--card-bg);
    border-radius: 6px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    max-height: 80vh;
    overflow-y: auto;
}

.user-dropdown.active .user-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.user-menu-header {
    padding: 6px 8px;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(135deg, rgba(91, 155, 213, 0.05) 0%, rgba(112, 201, 206, 0.05) 100%);
}

.user-menu-name {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 3px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-menu-id {
    font-size: 9px;
    color: var(--text-gray);
    margin-bottom: 2px;
}

.user-menu-coins {
    font-size: 9px;
    color: var(--primary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 2px;
    padding: 1px 5px;
    background: rgba(91, 155, 213, 0.1);
    border-radius: 8px;
}

.user-menu-divider {
    height: 1px;
    background: var(--border-color);
    margin: 3px 0;
}

.user-menu-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 5px 8px;
    color: var(--text-dark);
    text-decoration: none;
    transition: all 0.2s ease;
    font-size: 11px;
}

.user-menu-item:first-of-type {
    border-radius: 6px 6px 0 0;
}

.user-menu-item:last-of-type {
    border-radius: 0 0 6px 6px;
}

.user-menu-item:hover {
    background: var(--hover-bg);
    color: var(--primary-color);
}

.user-menu-item i {
    width: 10px;
    font-size: 10px;
    color: var(--text-gray);
    flex-shrink: 0;
}

.user-menu-item:hover i {
    color: var(--primary-color);
}

.user-menu-item span {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}


/* ==================== 按钮样式 ==================== */
.btn {
    padding: 8px 18px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1.5;
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary-color);
    color: #fff;
    box-shadow: none;
}

.btn-primary:hover {
    background: #4A88CC;
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 1px solid var(--border-color);
    box-shadow: none;
}

.btn-outline:hover {
    background: var(--hover-bg);
    color: var(--primary-color);
    border-color: var(--primary-color);
    transform: translateY(-1px);
}

.btn-search {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--pink-color) 100%);
    color: #fff;
    border: none;
    padding: 12px 24px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.3);
}

.btn-search:hover {
    background: linear-gradient(135deg, var(--pink-color) 0%, var(--primary-color) 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.4);
}

/* ==================== 主容器 ==================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 30px 20px;
}

/* 音效页面使用全宽容器 */
.sounds-page .container {
    max-width: 100%;
    padding: 30px 40px;
}

/* 表情页面使用更宽的容器 */
.emojis-page .container {
    max-width: 1600px;
    padding: 30px 40px;
}

/* 场景页面使用更宽的容器 */
.scenes-page .container {
    max-width: 1600px;
    padding: 30px 40px;
}

/* 人物页面使用更宽的容器 */
.characters-page .container {
    max-width: 1600px;
    padding: 30px 40px;
}

/* 道具页面使用更宽的容器 */
.props-page .container {
    max-width: 1600px;
    padding: 30px 40px;
}

/* 特效页面使用更宽的容器 */
.effects-page .container {
    max-width: 1600px;
    padding: 30px 40px;
}

/* ==================== 搜索栏 ==================== */
.search-bar {
    margin: 30px 0;
    text-align: center;
}

.search-input-group {
    display: inline-flex;
    align-items: stretch;
    max-width: 600px;
    width: 100%;
    box-shadow: var(--shadow-sm);
    border-radius: 10px;
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.search-input-group:focus-within {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.search-input {
    flex: 1;
    padding: 12px 20px;
    border: none;
    background: #fff;
    color: var(--text-dark);
    font-size: 15px;
    outline: none;
}

.search-input:focus {
    background: #fff;
}

.search-input::placeholder {
    color: #94A3B8;
}

.search-button {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: #fff;
    border: none;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.search-button:hover {
    background: linear-gradient(135deg, #4A88CC 0%, #5FB8BD 100%);
    transform: scale(1.02);
}
    background: linear-gradient(135deg, var(--pink-color) 0%, var(--primary-color) 100%);
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.4);
}

/* ==================== 分类标签 ==================== */
.category-tabs {
    display: flex;
    gap: 12px;
    margin: 25px 0;
    flex-wrap: wrap;
    justify-content: center;
}

.category-tab {
    padding: 12px 24px;
    background: #fff;
    color: var(--text-gray);
    text-decoration: none;
    border: 2px solid var(--border-color);
    border-radius: 25px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 600;
    font-size: 14px;
    box-shadow: 0 2px 8px rgba(74, 144, 226, 0.1);
}

.category-tab:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: linear-gradient(135deg, #E8F6F8 0%, #D6EAF8 100%);
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.2);
}

.category-tab.active {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--pink-color) 100%);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.3);
    transform: translateY(-3px);
}

/* ==================== 标签筛选 ==================== */
.tag-filters {
    background: linear-gradient(135deg, #FFFFFF 0%, #E8F6F8 100%);
    padding: 18px 24px;
    border-radius: 20px;
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.1);
    border: 2px solid var(--border-color);
}

.filter-tag {
    padding: 8px 16px;
    background: #fff;
    color: var(--text-gray);
    text-decoration: none;
    border: 2px solid var(--border-color);
    border-radius: 20px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 15px;
    font-weight: 600;
    display: inline-block;
}

.filter-tag:hover {
    border-color: var(--secondary-color);
    color: var(--primary-color);
    background: linear-gradient(135deg, #E8F6F8 0%, #D6EAF8 100%);
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(74, 144, 226, 0.15);
}

.filter-tag.active {
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--secondary-color) 100%);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 3px 12px rgba(126, 211, 33, 0.4);
    transform: translateY(-2px);
}

/* ==================== 素材网格 ==================== */
.material-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
    margin: 30px 0;
}

/* 音效页面专用 - 5列布局 */
.sounds-page .material-grid {
    grid-template-columns: repeat(5, 1fr);
}

/* 表情素材页面专用 - 4列布局，长方形缩略图 */
.emojis-page .material-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.emojis-page .material-thumbnail {
    height: auto;
    aspect-ratio: 6 / 1; /* 超长的长方形，充分利用横向空间 */
    object-fit: contain; /* 完整显示表情包，不裁剪 */
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    padding: 12px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.emojis-page .material-card {
    aspect-ratio: auto; /* 让卡片高度自适应内容 */
    border-radius: 16px;
    box-shadow: 0 2px 12px rgba(74, 144, 226, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.emojis-page .material-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 24px rgba(74, 144, 226, 0.18);
}

.emojis-page .material-card:hover .material-thumbnail {
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.12);
}

.emojis-page .material-info {
    padding: 16px 20px;
}

.emojis-page .material-title {
    font-size: 15px;
    font-weight: 600;
    line-height: 1.5;
    margin-bottom: 8px;
}

/* 场景素材页面专用 - 5列布局，长方形缩略图 */
.scenes-page .material-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
}

.scenes-page .material-thumbnail {
    height: auto;
    aspect-ratio: 6 / 1; /* 超长的长方形，充分利用横向空间 */
    object-fit: contain; /* 完整显示场景，不裁剪 */
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    padding: 12px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.scenes-page .material-card {
    aspect-ratio: auto; /* 让卡片高度自适应内容 */
    border-radius: 16px;
    box-shadow: 0 2px 12px rgba(74, 144, 226, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.scenes-page .material-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 24px rgba(74, 144, 226, 0.18);
}

.scenes-page .material-card:hover .material-thumbnail {
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.12);
}

.scenes-page .material-info {
    padding: 16px 20px;
}

.scenes-page .material-title {
    font-size: 15px;
    font-weight: 600;
    line-height: 1.5;
    margin-bottom: 8px;
}

/* 场景和表情页面的标签样式优化 */
.scenes-page .material-tags,
.emojis-page .material-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 10px;
}

.scenes-page .material-tag,
.emojis-page .material-tag {
    display: inline-block;
    padding: 4px 10px;
    background: linear-gradient(135deg, #E8F4F8 0%, #D6EAF8 100%);
    color: var(--primary-color);
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.scenes-page .material-tag:hover,
.emojis-page .material-tag:hover {
    background: linear-gradient(135deg, #4A90E2 0%, #50C9CE 100%);
    color: white;
    transform: translateY(-1px);
}

/* 场景和表情页面的元数据样式优化 */
.scenes-page .material-meta,
.emojis-page .material-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 10px;
    font-size: 13px;
    color: var(--text-gray);
}

.scenes-page .material-meta i,
.emojis-page .material-meta i {
    color: var(--secondary-color);
    font-size: 12px;
}

/* 下载按钮优化 */
.scenes-page .material-download,
.emojis-page .material-download {
    margin-top: 12px;
}

.scenes-page .material-download .btn,
.emojis-page .material-download .btn {
    width: 100%;
    padding: 10px 16px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.scenes-page .material-download .btn:hover,
.emojis-page .material-download .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(74, 144, 226, 0.3);
}

/* 图片加载动画 */
.scenes-page .material-thumbnail img,
.emojis-page .material-thumbnail img {
    opacity: 0;
    animation: fadeInImage 0.5s ease forwards;
}

@keyframes fadeInImage {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* 卡片入场动画 */
.scenes-page .material-card,
.emojis-page .material-card {
    animation: fadeInUp 0.6s ease forwards;
    opacity: 0;
}

.scenes-page .material-card:nth-child(1),
.emojis-page .material-card:nth-child(1) { animation-delay: 0.05s; }
.scenes-page .material-card:nth-child(2),
.emojis-page .material-card:nth-child(2) { animation-delay: 0.1s; }
.scenes-page .material-card:nth-child(3),
.emojis-page .material-card:nth-child(3) { animation-delay: 0.15s; }
.scenes-page .material-card:nth-child(4),
.emojis-page .material-card:nth-child(4) { animation-delay: 0.2s; }
.scenes-page .material-card:nth-child(5),
.emojis-page .material-card:nth-child(5) { animation-delay: 0.25s; }

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

/* 人物素材页面专用 - 优化显示 */
.characters-page .material-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.characters-page .material-thumbnail {
    height: auto;
    aspect-ratio: 2 / 1; /* 使用2:1扁平比例 */
    object-fit: contain; /* 完整显示人物，不裁剪 */
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    padding: 8px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.characters-page .material-card {
    border-radius: 16px;
    box-shadow: 0 2px 12px rgba(74, 144, 226, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.characters-page .material-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 24px rgba(74, 144, 226, 0.18);
}

.characters-page .material-card:hover .material-thumbnail {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.12);
}

.characters-page .material-info {
    padding: 12px 16px;
}

.characters-page .material-title {
    font-size: 15px;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 6px;
    color: var(--text-dark);
}

/* 人物页面的标签样式优化 */
.characters-page .material-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 10px;
}

.characters-page .material-tag {
    display: inline-block;
    padding: 4px 10px;
    background: linear-gradient(135deg, #E8F4F8 0%, #D6EAF8 100%);
    color: var(--primary-color);
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.characters-page .material-tag:hover {
    background: linear-gradient(135deg, #4A90E2 0%, #50C9CE 100%);
    color: white;
    transform: translateY(-1px);
}

/* 人物页面的元数据样式优化 */
.characters-page .material-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 10px;
    font-size: 13px;
    color: var(--text-gray);
}

.characters-page .material-meta i {
    color: var(--secondary-color);
    font-size: 12px;
}

/* 人物页面下载按钮优化 */
.characters-page .material-download {
    margin-top: 12px;
}

.characters-page .material-download .btn {
    width: 100%;
    padding: 10px 16px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.characters-page .material-download .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(74, 144, 226, 0.3);
}

/* 人物页面图片加载动画 */
.characters-page .material-thumbnail img {
    opacity: 0;
    animation: fadeInImage 0.5s ease forwards;
}

/* 人物页面卡片入场动画 */
.characters-page .material-card {
    animation: fadeInUp 0.6s ease forwards;
    opacity: 0;
}

.characters-page .material-card:nth-child(1) { animation-delay: 0.05s; }
.characters-page .material-card:nth-child(2) { animation-delay: 0.1s; }
.characters-page .material-card:nth-child(3) { animation-delay: 0.15s; }
.characters-page .material-card:nth-child(4) { animation-delay: 0.2s; }
.characters-page .material-card:nth-child(5) { animation-delay: 0.25s; }

/* 道具素材页面专用 - 5列布局，长方形缩略图 */
.props-page .material-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
}

.props-page .material-thumbnail {
    height: auto;
    aspect-ratio: 5 / 3; /* 使用5:3比例，适合道具展示 */
    object-fit: contain; /* 完整显示道具，不裁剪 */
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    padding: 12px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.props-page .material-card {
    border-radius: 16px;
    box-shadow: 0 2px 12px rgba(74, 144, 226, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.props-page .material-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 24px rgba(74, 144, 226, 0.18);
}

.props-page .material-card:hover .material-thumbnail {
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.12);
}

.props-page .material-info {
    padding: 16px 20px;
}

.props-page .material-title {
    font-size: 15px;
    font-weight: 600;
    line-height: 1.5;
    margin-bottom: 8px;
}

/* 特效素材页面专用 - 5列布局，长方形缩略图 */
.effects-page .material-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
}

.effects-page .material-thumbnail {
    height: auto;
    aspect-ratio: 5 / 3; /* 使用5:3比例，适合特效展示 */
    object-fit: contain; /* 完整显示特效，不裁剪 */
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    padding: 12px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.effects-page .material-card {
    border-radius: 16px;
    box-shadow: 0 2px 12px rgba(74, 144, 226, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.effects-page .material-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 24px rgba(74, 144, 226, 0.18);
}

.effects-page .material-card:hover .material-thumbnail {
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.12);
}

.effects-page .material-info {
    padding: 16px 20px;
}

.effects-page .material-title {
    font-size: 15px;
    font-weight: 600;
    line-height: 1.5;
    margin-bottom: 8px;
}

/* 道具和特效页面的标签样式优化 */
.props-page .material-tags,
.effects-page .material-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 10px;
}

.props-page .material-tag,
.effects-page .material-tag {
    display: inline-block;
    padding: 4px 10px;
    background: linear-gradient(135deg, #E8F4F8 0%, #D6EAF8 100%);
    color: var(--primary-color);
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    transition: all 0.2s ease;
}

.props-page .material-tag:hover,
.effects-page .material-tag:hover {
    background: linear-gradient(135deg, #4A90E2 0%, #50C9CE 100%);
    color: white;
    transform: translateY(-1px);
}

/* 道具和特效页面的元数据样式优化 */
.props-page .material-meta,
.effects-page .material-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 10px;
    font-size: 13px;
    color: var(--text-gray);
}

.props-page .material-meta i,
.effects-page .material-meta i {
    color: var(--secondary-color);
    font-size: 12px;
}

/* 下载按钮优化 */
.props-page .material-download,
.effects-page .material-download {
    margin-top: 12px;
}

.props-page .material-download .btn,
.effects-page .material-download .btn {
    width: 100%;
    padding: 10px 16px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.props-page .material-download .btn:hover,
.effects-page .material-download .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(74, 144, 226, 0.3);
}

/* 图片加载动画 */
.props-page .material-thumbnail img,
.effects-page .material-thumbnail img {
    opacity: 0;
    animation: fadeInImage 0.5s ease forwards;
}

/* 卡片入场动画 */
.props-page .material-card,
.effects-page .material-card {
    animation: fadeInUp 0.6s ease forwards;
    opacity: 0;
}

.props-page .material-card:nth-child(1),
.effects-page .material-card:nth-child(1) { animation-delay: 0.05s; }
.props-page .material-card:nth-child(2),
.effects-page .material-card:nth-child(2) { animation-delay: 0.1s; }
.props-page .material-card:nth-child(3),
.effects-page .material-card:nth-child(3) { animation-delay: 0.15s; }
.props-page .material-card:nth-child(4),
.effects-page .material-card:nth-child(4) { animation-delay: 0.2s; }
.props-page .material-card:nth-child(5),
.effects-page .material-card:nth-child(5) { animation-delay: 0.25s; }

.material-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    position: relative;
    border: 1px solid var(--border-color);
}

.material-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-color: var(--primary-color);
}

.material-thumbnail {
    width: 100%;
    height: 180px;
    object-fit: cover;
    display: block;
    background: linear-gradient(135deg, #F8FAFB 0%, #F1F5F9 100%);
}

.material-info {
    padding: 16px;
    flex: 1;
    display: flex;
    flex-direction: column;
    background: #fff;
}

.material-title {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-dark);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.material-meta {
    display: flex;
    gap: 12px;
    font-size: 13px;
    color: var(--text-gray);
    margin-bottom: 10px;
    font-weight: 600;
}

.material-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-top: auto;
}

.tag {
    background: linear-gradient(135deg, #D6EAF8 0%, #FFF0E6 100%);
    color: var(--primary-color);
    padding: 4px 10px;
    font-size: 11px;
    border-radius: 12px;
    font-weight: 700;
    border: 1px solid var(--border-color);
}

/* 版权标签 */
.copyright-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background: linear-gradient(135deg, #FF4444 0%, #FF6B6B 100%);
    color: white;
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 700;
    border-radius: 15px;
    z-index: 10;
    box-shadow: 0 2px 8px rgba(80, 201, 206, 0.3);
}

/* 下载按钮 */
.btn-download {
    display: block;
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, #FFC857 0%, #FF8C42 100%);
    color: white;
    text-align: center;
    text-decoration: none;
    font-size: 14px;
    font-weight: 700;
    border: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 3px 12px rgba(126, 211, 33, 0.3);
}

.btn-download:hover {
    background: linear-gradient(135deg, #FF8C42 0%, #FFC857 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 18px rgba(126, 211, 33, 0.4);
}

/* 详情页样式 */
.material-detail-container {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    display: flex;
    max-width: 1200px;
    margin: 40px auto;
    position: relative;
}

.material-detail-image {
    flex: 1;
    background: #f5f7fa;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.material-detail-image img {
    max-width: 100%;
    max-height: 600px;
    object-fit: contain;
}

.material-detail-info {
    flex: 0 0 400px;
    padding: 40px;
    background: white;
    border-left: 1px solid #f0f0f0;
}

.material-detail-title {
    font-size: 24px;
    font-weight: 700;
    color: #FF4444;
    margin-bottom: 10px;
}

.material-detail-date {
    font-size: 14px;
    color: #999;
    margin-bottom: 30px;
}

.material-detail-row {
    display: flex;
    padding: 15px 0;
    border-bottom: 1px solid #f0f0f0;
}

.material-detail-label {
    flex: 0 0 80px;
    color: #666;
    font-size: 14px;
}

.material-detail-value {
    flex: 1;
    color: #333;
    font-size: 14px;
}

.material-detail-download {
    margin-top: 40px;
}

.btn-fla-download {
    display: inline-block;
    padding: 15px 40px;
    background: linear-gradient(135deg, #4A90E2 0%, #357ABD 100%);
    color: white;
    text-decoration: none;
    font-size: 16px;
    font-weight: 700;
    border-radius: 25px;
    border: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.3);
}

.btn-fla-download:hover {
    background: linear-gradient(135deg, #357ABD 0%, #4A90E2 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.4);
}

/* ==================== 分页 ==================== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin: 30px 0 30px 0;
    flex-wrap: wrap;
}

.pagination a,
.pagination span {
    padding: 12px 18px;
    background: #fff;
    color: var(--text-gray);
    text-decoration: none;
    border: 2px solid var(--border-color);
    border-radius: 15px;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(74, 144, 226, 0.1);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.pagination a:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: linear-gradient(135deg, #E8F6F8 0%, #D6EAF8 100%);
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.2);
}

.pagination span.active {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--pink-color) 100%) !important;
    color: #fff !important;
    border-color: transparent !important;
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.4) !important;
    transform: translateY(-3px) scale(1.1) !important;
    font-weight: 700 !important;
    position: relative;
    z-index: 1;
}

/* 上一页/下一页按钮 */
.pagination-prev,
.pagination-next {
    padding: 12px 20px !important;
    font-weight: 700 !important;
}

.pagination-prev.disabled,
.pagination-next.disabled {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
}

/* 省略号 */
.pagination-ellipsis {
    padding: 12px 8px !important;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    color: var(--text-gray);
    font-weight: 700;
    cursor: default;
}

.pagination-ellipsis:hover {
    transform: none !important;
    background: transparent !important;
}

/* ==================== 页脚 ==================== */
/* ==================== 页脚 ==================== */
.footer {
    background: #fff;
    color: var(--text-gray);
    text-align: center;
    padding: 40px 20px;
    margin-top: 30px;
    box-shadow: 0 -2px 12px rgba(91, 155, 213, 0.06);
    border-top: 1px solid var(--border-color);
}

.footer p {
    margin: 0;
    font-size: 14px;
    font-weight: 500;
    line-height: 2;
    color: var(--text-gray);
    letter-spacing: 0.3px;
}

.footer a {
    color: var(--text-gray);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.footer a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}
    text-decoration: none;
}

/* ==================== 模态框 ==================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(74, 144, 226, 0.15);
    backdrop-filter: blur(8px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: linear-gradient(135deg, #FFFFFF 0%, #F0F8FF 100%);
    padding: 40px;
    max-width: 480px;
    width: 90%;
    border-radius: 25px;
    box-shadow: 0 20px 60px rgba(74, 144, 226, 0.3);
    position: relative;
    border: 3px solid var(--border-color);
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 28px;
    color: var(--text-gray);
    cursor: pointer;
    transition: all 0.3s;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    line-height: 1;
    background: var(--border-color);
}

.modal-close:hover {
    color: #fff;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--pink-color) 100%);
    transform: rotate(90deg);
}

.modal-title {
    font-size: 26px;
    margin-bottom: 10px;
    color: var(--text-dark);
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--pink-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-subtitle {
    font-size: 14px;
    color: var(--text-gray);
    margin-bottom: 25px;
    font-weight: 500;
}

.modal-footer {
    text-align: center;
    margin-top: 20px;
    font-size: 14px;
    color: var(--text-gray);
}

.modal-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 700;
}

.modal-footer a:hover {
    text-decoration: underline;
    color: var(--pink-color);
}

/* ==================== 表单 ==================== */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-dark);
    font-weight: 700;
    font-size: 14px;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-wrapper .form-input {
    padding-right: 45px;
}

.input-icon {
    position: absolute;
    right: 15px;
    font-size: 18px;
    pointer-events: none;
    opacity: 0.6;
}

.form-input {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--border-color);
    border-radius: 15px;
    background: #fff;
    color: var(--text-dark);
    font-size: 15px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 500;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    background: #F0F8FF;
    box-shadow: 0 0 0 4px rgba(74, 144, 226, 0.1);
    transform: translateY(-2px);
}

.form-input::placeholder {
    color: #85C1E9;
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-gray);
    cursor: pointer;
    font-weight: 600;
}

.form-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.btn-block {
    width: 100%;
    padding: 16px;
    font-size: 16px;
    font-weight: 700;
    border-radius: 25px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--pink-color) 100%);
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.3);
}

.btn-block:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(74, 144, 226, 0.4);
}

.form-group small {
    display: block;
    margin-top: 6px;
    font-size: 12px;
    color: var(--text-gray);
    font-weight: 600;
}

.form-error {
    display: none;
    margin-top: 6px;
    font-size: 12px;
    color: #FF4757;
    font-weight: 700;
}

.form-group.error .form-error {
    display: block;
}

.form-group.error .form-input {
    border-color: #FF4757;
    background: #FFF5F5;
}

.password-strength {
    margin-top: 10px;
    height: 6px;
    background: var(--border-color);
    border-radius: 10px;
    overflow: hidden;
}

.password-strength-bar {
    height: 100%;
    width: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 10px;
}

.password-strength-bar.weak {
    width: 33%;
    background: linear-gradient(90deg, #FF4757 0%, #FF6B9D 100%);
}

.password-strength-bar.medium {
    width: 66%;
    background: linear-gradient(90deg, #FFC857 0%, #FF8C42 100%);
}

.password-strength-bar.strong {
    width: 100%;
    background: linear-gradient(90deg, #2ED573 0%, #7BED9F 100%);
}

.btn-loading {
    position: relative;
    color: transparent;
    pointer-events: none;
}

.btn-loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin-left: -10px;
    margin-top: -10px;
    border: 3px solid #fff;
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 0.6s linear infinite;
}

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

/* ==================== 右侧悬浮二维码 ==================== */
.qr-sidebar {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.qr-item {
    background: linear-gradient(135deg, #FFFFFF 0%, #F8FBFD 100%);
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    padding: 4px 3px;
    text-align: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(74, 144, 226, 0.1);
    width: 50px;
    position: relative;
}

.qr-item:hover {
    box-shadow: 0 4px 16px rgba(74, 144, 226, 0.2);
    transform: translateX(-5px) scale(1.03);
    border-color: var(--primary-color);
    background: linear-gradient(135deg, #FFFFFF 0%, #E8F4F8 100%);
}

.qr-item .qr-icon {
    font-size: 14px;
    margin-bottom: 2px;
    transition: transform 0.3s ease;
}

.qr-item:hover .qr-icon {
    transform: scale(1.1);
}

.qr-item .qr-icon .fa-qq {
    color: #12B7F5;
}

.qr-item .qr-icon .fa-weixin {
    color: #09BB07;
}

.qr-item .qr-label {
    color: var(--text-dark);
    font-weight: 600;
    font-size: 6px;
    margin-bottom: 2px;
    letter-spacing: 0px;
    white-space: nowrap;
    line-height: 1.2;
    overflow: hidden;
    text-overflow: ellipsis;
}

.qr-item .qr-id {
    color: var(--text-gray);
    font-size: 8px;
    display: none;
}

.qr-item .qr-code {
    width: 150px;
    height: 150px;
    background: #fff;
    position: absolute;
    right: 70px;
    top: 50%;
    transform: translateY(-50%);
    display: none;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--primary-color);
    border-radius: 12px;
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.25);
    padding: 8px;
}

.qr-item .qr-code::before {
    content: '';
    position: absolute;
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-top: 8px solid transparent;
    border-bottom: 8px solid transparent;
    border-left: 8px solid var(--primary-color);
}

.qr-item:hover .qr-code {
    display: flex;
    animation: slideInLeft 0.3s ease;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateY(-50%) translateX(10px);
    }
    to {
        opacity: 1;
        transform: translateY(-50%) translateX(0);
    }
}

/* 回到顶部/底部按钮样式 */
.qr-action {
    cursor: pointer;
}

.qr-action:hover {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.qr-action:hover .qr-icon {
    color: #fff;
}

.qr-action:hover .qr-label {
    color: #fff;
}

.qr-action:active {
    transform: translateX(-5px) scale(0.98);
}

/* ==================== 加载和空状态 ==================== */
.loading {
    text-align: center;
    padding: 80px 20px;
    font-size: 16px;
    color: var(--text-gray);
    font-weight: 600;
}

.empty-state {
    text-align: center;
    padding: 100px 20px;
    color: var(--text-gray);
    font-size: 16px;
    font-weight: 600;
}

/* ==================== 响应式 ==================== */
@media (max-width: 1400px) {
    .material-grid {
        grid-template-columns: repeat(5, 1fr);
    }

    /* 音效页面在1400px以下也使用5列 */
    .sounds-page .material-grid {
        grid-template-columns: repeat(5, 1fr);
    }

    /* 表情页面在1400px以下也使用4列 */
    .emojis-page .material-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    /* 场景页面在1400px以下也使用5列 */
    .scenes-page .material-grid {
        grid-template-columns: repeat(5, 1fr);
    }

    /* 人物页面在1400px以下也使用5列 */
    .characters-page .material-grid {
        grid-template-columns: repeat(5, 1fr);
    }

    /* 道具页面在1400px以下也使用5列 */
    .props-page .material-grid {
        grid-template-columns: repeat(5, 1fr);
    }

    /* 特效页面在1400px以下也使用5列 */
    .effects-page .material-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

/* 确保大屏幕上导航栏正常显示 */
@media (min-width: 769px) {
    .navbar-toggle {
        display: none !important;
    }

    .navbar-collapse {
        display: flex !important;
        flex-direction: row !important;
        width: auto !important;
        border-top: none !important;
        margin-top: 0 !important;
        padding-top: 0 !important;
    }

    .navbar-menu {
        flex-direction: row !important;
        width: auto !important;
    }

    .navbar-user {
        width: auto !important;
    }
}

@media (max-width: 1200px) {
    .navbar-container {
        padding: 15px 20px;
    }

    .navbar-collapse {
        gap: 20px;
    }

    .navbar-menu {
        gap: 2px;
    }

    .navbar-menu a {
        font-size: 14px;
        padding: 8px 12px;
    }

    .navbar-logo {
        font-size: 18px;
        min-width: 150px;
    }

    .material-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    /* 表情页面在1200px以下保持4列 */
    .emojis-page .material-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    /* 场景页面在1200px以下改为4列 */
    .scenes-page .material-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    /* 人物页面在1200px以下改为4列 */
    .characters-page .material-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    /* 道具页面在1200px以下改为4列 */
    .props-page .material-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    /* 特效页面在1200px以下改为4列 */
    .effects-page .material-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 1024px) {
    .material-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
    }

    /* 表情页面在1024px以下改为3列 */
    .emojis-page .material-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    /* 场景页面在1024px以下改为3列 */
    .scenes-page .material-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    /* 人物页面在1024px以下改为3列 */
    .characters-page .material-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    /* 道具页面在1024px以下改为3列 */
    .props-page .material-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    /* 特效页面在1024px以下改为3列 */
    .effects-page .material-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .navbar-menu {
        gap: 2px;
    }

    .navbar-menu a {
        font-size: 13px;
        padding: 8px 10px;
    }
}

@media (max-width: 768px) {
    .navbar-container {
        flex-wrap: wrap;
        padding: 10px 15px;
    }

    .navbar-logo {
        font-size: 18px;
        flex: 1;
    }

    /* 显示汉堡菜单按钮 */
    .navbar-toggle {
        display: flex;
        order: 2;
    }

    /* 折叠菜单容器 */
    .navbar-collapse {
        display: none;
        flex-direction: column;
        width: 100%;
        order: 3;
        gap: 15px;
        padding-top: 15px;
        border-top: 1px solid var(--border-color);
        margin-top: 10px;
    }

    .navbar-collapse.show {
        display: flex;
        animation: slideDown 0.3s ease;
    }

    @keyframes slideDown {
        from {
            opacity: 0;
            transform: translateY(-10px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .navbar-menu {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
        width: 100%;
    }

    .navbar-menu li {
        margin: 0;
    }

    .navbar-menu a {
        display: block;
        padding: 10px 8px;
        font-size: 13px;
        text-align: center;
        border-radius: 6px;
        background: rgba(255, 255, 255, 0.05);
    }

    .navbar-menu a.active {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    }

    .navbar-user {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
        width: 100%;
        justify-content: center;
    }

    .navbar-user .btn {
        flex: 0 0 auto;
        padding: 8px 16px;
        font-size: 13px;
    }

    .navbar-user span {
        flex: 1 1 100%;
        text-align: center;
        font-size: 13px;
    }

    /* 移动端用户菜单优化 */
    .user-dropdown {
        width: 100%;
    }

    .user-trigger {
        width: 100%;
        justify-content: center;
    }

    .user-menu {
        width: 100%;
        max-width: 160px;
        left: 50%;
        right: auto;
        transform: translateX(-50%) translateY(-10px);
    }

    .user-dropdown.active .user-menu {
        transform: translateX(-50%) translateY(0);
    }

    .container {
        padding: 20px 15px;
    }

    .search-bar {
        margin: 15px 0;
    }

    .search-input-group {
        max-width: 100%;
    }

    .search-input {
        font-size: 14px;
        padding: 10px 14px;
    }

    .search-button {
        padding: 10px 16px;
        font-size: 14px;
    }

    .tag-filters {
        padding: 12px 15px;
        border-radius: 12px;
    }

    .filter-tag {
        padding: 6px 12px;
        font-size: 13px;
    }

    .material-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    /* 表情页面在768px以下改为2列 */
    .emojis-page .material-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* 场景页面在768px以下改为2列 */
    .scenes-page .material-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* 人物页面在768px以下改为2列 */
    .characters-page .material-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* 道具页面在768px以下改为2列 */
    .props-page .material-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* 特效页面在768px以下改为2列 */
    .effects-page .material-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .search-input-group {
        flex-direction: row;
        max-width: 100%;
    }

    .search-input {
        font-size: 14px;
        padding: 12px 16px;
    }

    .search-button {
        padding: 12px 20px;
        font-size: 14px;
    }

    .qr-sidebar {
        display: none;
    }
}

@media (max-width: 480px) {
    .navbar-menu {
        grid-template-columns: repeat(2, 1fr);
        gap: 6px;
    }

    .navbar-menu a {
        padding: 8px 6px;
        font-size: 12px;
    }

    .navbar-user .btn {
        padding: 6px 12px;
        font-size: 12px;
    }

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

    /* 表情页面在480px以下改为1列 */
    .emojis-page .material-grid {
        grid-template-columns: 1fr;
    }

    /* 场景页面在480px以下改为1列 */
    .scenes-page .material-grid {
        grid-template-columns: 1fr;
    }

    /* 人物页面在480px以下改为1列 */
    .characters-page .material-grid {
        grid-template-columns: 1fr;
    }

    /* 道具页面在480px以下改为1列 */
    .props-page .material-grid {
        grid-template-columns: 1fr;
    }

    /* 特效页面在480px以下改为1列 */
    .effects-page .material-grid {
        grid-template-columns: 1fr;
    }
}

/* ==================== 消息提示 ==================== */
@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ==================== 音效播放器卡片 ==================== */
.audio-card {
    background: linear-gradient(135deg, #FFFFFF 0%, #F0F8FF 100%);
    border-radius: 20px;
    padding: 14px;
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.15);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid var(--border-color);
}

.audio-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 8px 30px rgba(74, 144, 226, 0.25);
    border-color: var(--secondary-color);
}

.audio-player {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
}

.play-btn {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--pink-color) 100%);
    border: none;
    color: white;
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.3);
}

.play-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.4);
}

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

.play-btn.playing {
    background: linear-gradient(135deg, #FF4757 0%, #FF6B9D 100%);
    animation: pulse 1.5s ease-in-out infinite;
}

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

.audio-info {
    flex: 1;
    overflow: visible;
}

.audio-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 5px;
    white-space: nowrap;
}

.audio-category {
    font-size: 12px;
    color: var(--primary-color);
    padding: 3px 10px;
    background: linear-gradient(135deg, #D6EAF8 0%, #FFF0E6 100%);
    border-radius: 12px;
    display: inline-block;
    font-weight: 700;
    border: 1px solid var(--border-color);
}

.download-btn {
    padding: 8px 14px;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--secondary-color) 100%);
    color: #fff;
    border-radius: 20px;
    text-decoration: none;
    font-size: 12px;
    font-weight: 700;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
    box-shadow: 0 3px 12px rgba(126, 211, 33, 0.3);
    white-space: nowrap;
}

.download-btn:hover {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--accent-color) 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 18px rgba(126, 211, 33, 0.4);
}

.audio-progress {
    margin-top: 10px;
}

.progress-bar {
    height: 6px;
    background: var(--border-color);
    border-radius: 10px;
    position: relative;
    cursor: pointer;
    margin-bottom: 8px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--pink-color) 100%);
    border-radius: 10px;
    width: 0%;
    transition: width 0.1s linear;
    box-shadow: 0 0 10px rgba(74, 144, 226, 0.3);
}

.progress-dot {
    width: 14px;
    height: 14px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--pink-color) 100%);
    border-radius: 50%;
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
    left: 0%;
    box-shadow: 0 2px 8px rgba(74, 144, 226, 0.4);
    opacity: 0;
    transition: opacity 0.3s;
    border: 2px solid #fff;
}

.audio-card:hover .progress-dot {
    opacity: 1;
}

.audio-time {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: var(--text-gray);
    font-weight: 700;
}

.current-time {
    color: var(--primary-color);
    font-weight: 700;
}

/* 隐藏原生 audio 元素 */
.audio-card audio {
    display: none;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .audio-player {
        gap: 10px;
    }

    .play-btn {
        width: 45px;
        height: 45px;
        font-size: 16px;
    }

    .audio-title {
        font-size: 13px;
    }

    .download-btn {
        padding: 6px 12px;
        font-size: 12px;
    }
}

/* ==================== 素材详情页导航按钮 ==================== */
.material-nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--pink-color) 100%);
    border: none;
    border-radius: 50%;
    color: #fff;
    font-size: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.3);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.material-nav-btn:hover {
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.5);
}

.material-nav-btn.disabled {
    opacity: 0.3;
    cursor: not-allowed;
    pointer-events: none;
}

.material-nav-prev {
    left: 20px;
}

.material-nav-next {
    right: 420px;
}

/* 响应式 */
@media (max-width: 768px) {
    .material-nav-btn {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }

    .material-nav-prev {
        left: 15px;
    }

    .material-nav-next {
        right: 15px;
    }
}