:root {
    --primary: #3498db;
    --primary-dark: #2980b9;
    --secondary: #2c3e50;
    --text: #333;
    --text-light: #666;
    --background: #f5f5f5;
    --card: #fff;
    --card-shadow: 0 2px 8px rgba(0,0,0,0.1);
    --card-radius: 8px;
    --beat-slot-bg: #f8f9fa;
    --status-confirmed: #2ecc71;
    --status-pending: #f1c40f;
    --status-question: #e74c3c;
}

/* 整体背景和纹理 */
body {
    background-color: var(--background);
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23e0e0e0' fill-opacity='0.4'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

/* 改进的头部样式 */
header {
    background: var(--secondary);
    color: white;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

header::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(to bottom, rgba(255,255,255,0.15), rgba(255,255,255,0));
    pointer-events: none;
}

.app-title {
    font-size: 24px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.version-info {
    font-size: 12px;
    opacity: 0.7;
    margin-left: 8px;
}

/* 改进的按钮样式 */
button, .icon-button {
    padding: 8px 12px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--card-radius);
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

button:hover, .icon-button:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

button::after, .icon-button::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(to bottom, rgba(255,255,255,0.2), rgba(255,255,255,0));
    pointer-events: none;
}

/* 改进的视图控制样式 */
.view-controls {
    display: flex;
    justify-content: center;
    gap: 10px;
    padding: 15px 0;
    background: var(--background);
    border-bottom: 1px solid #ddd;
    position: sticky;
    top: 60px;
    z-index: 90;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.view-btn {
    padding: 8px 15px;
    background: #f1f1f1;
    color: var(--text);
    border: 1px solid #ddd;
    border-radius: var(--card-radius);
    cursor: pointer;
    transition: all 0.3s;
}

.view-btn:hover {
    background: #e0e0e0;
    transform: translateY(-2px);
}

.view-btn.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary-dark);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

/* 白板容器样式 */
.board-container {
    padding: 20px;
    overflow-x: auto;
}

.board {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

/* 幕行样式 */
.act-row {
    display: flex;
    flex-direction: column;
    background: #ecf0f1;
    border-radius: var(--card-radius);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    overflow: hidden;
}

.act-header {
    padding: 15px;
    background: var(--secondary);
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    overflow: hidden;
}

/* 添加玻璃高光效果 */
.act-header::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(to bottom, rgba(255,255,255,0.15), rgba(255,255,255,0));
    pointer-events: none;
}

/* 节拍槽样式 - 拟物化 */
.beat-slots {
    display: flex;
    padding: 15px;
    overflow-x: auto;
    min-height: 280px;
    gap: 15px;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23e0e0e0' fill-opacity='0.4'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.beat-slot {
    min-width: 250px;
    width: 250px;
    background: var(--beat-slot-bg);
    border-radius: var(--card-radius);
    display: flex;
    flex-direction: column;
    position: relative;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    /* 添加纸张纹理效果 */
    background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3z' fill='%23f1f1f1' fill-opacity='0.4' fill-rule='evenodd'/%3E%3C/svg%3E");
    transition: transform 0.2s ease;
}

.beat-slot:hover {
    transform: translateY(-2px);
}

/* 节拍槽边缘效果 */
.beat-slot::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: var(--card-radius);
    box-shadow: inset 0 0 0 1px rgba(0,0,0,0.05);
    pointer-events: none;
}

.beat-slot h3 {
    padding: 10px;
    background: #95a5a6;
    color: white;
    text-align: center;
    font-size: 14px;
    border-radius: var(--card-radius) var(--card-radius) 0 0;
    margin: 0;
    position: relative;
    overflow: hidden;
}

/* 添加玻璃高光效果 */
.beat-slot h3::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(to bottom, rgba(255,255,255,0.2), rgba(255,255,255,0));
    pointer-events: none;
}

.beat-recommended {
    font-size: 12px;
    color: var(--text-light);
    text-align: center;
    padding: 5px 0;
    border-bottom: 1px dashed rgba(0,0,0,0.1);
}

.beat-hint {
    padding: 10px;
    font-style: italic;
    font-size: 12px;
    color: var(--text-light);
    text-align: center;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.card-list {
    padding: 10px;
    flex-grow: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* 卡片样式 - 拟物化 */
.card {
    background: var(--card);
    border-radius: var(--card-radius);
    padding: 12px;
    box-shadow: var(--card-shadow);
    cursor: move;
    position: relative;
    /* 添加纸张纹理 */
    background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3z' fill='%23f8f8f8' fill-opacity='0.4' fill-rule='evenodd'/%3E%3C/svg%3E");
    transition: all 0.2s ease;
}

/* 卡片边缘效果 */
.card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: var(--card-radius);
    box-shadow: inset 0 0 0 1px rgba(255,255,255,0.3);
    pointer-events: none;
}

/* 卡片顶部色带 */
.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    border-radius: var(--card-radius) var(--card-radius) 0 0;
}

.card[data-status="confirmed"]::before {
    background: linear-gradient(to right, var(--status-confirmed), #27ae60);
}

.card[data-status="pending"]::before {
    background: linear-gradient(to right, var(--status-pending), #f39c12);
}

.card[data-status="question"]::before {
    background: linear-gradient(to right, var(--status-question), #c0392b);
}

.card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.1);
}

.card:active {
    transform: translateY(-1px);
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
}

.card-location {
    font-weight: bold;
    margin-bottom: 5px;
    color: var(--secondary);
}

.card-description {
    font-size: 14px;
    color: var(--text);
    margin-bottom: 8px;
}

.card-meta {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-light);
}

/* 状态图标 */
.status-emoji {
    position: absolute;
    top: 5px;
    right: 5px;
    font-size: 16px;
    cursor: pointer;
    z-index: 5;
}

/* 添加卡片按钮 */
.add-card-btn {
    width: 100%;
    padding: 10px;
    margin-top: 10px;
    background: #f1f1f1;
    color: #666;
    border: 2px dashed #ddd;
    border-radius: var(--card-radius);
    cursor: pointer;
    text-align: center;
    font-size: 14px;
    transition: all 0.2s ease;
}

.add-card-btn:hover {
    background: #e9f4ff;
    border-color: var(--primary);
    color: var(--primary);
}

/* 卡片堆叠样式 */
.card-stack {
    position: relative;
    height: 80px;
    margin-bottom: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    background: #fff;
    border-radius: var(--card-radius);
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.card-stack::before {
    content: attr(data-count) "张卡片";
    position: absolute;
    top: 10px;
    right: 10px;
    background: #34495e;
    color: white;
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 12px;
    z-index: 5;
}

.card-stack .stack-preview {
    position: absolute;
    background: white;
    border-radius: var(--card-radius);
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
    padding: 15px;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

.card-stack .stack-preview:nth-child(1) {
    top: 0;
    left: 0;
    z-index: 4;
}

.card-stack .stack-preview:nth-child(2) {
    top: 3px;
    left: 3px;
    z-index: 3;
    opacity: 0.8;
}

.card-stack .stack-preview:nth-child(3) {
    top: 6px;
    left: 6px;
    z-index: 2;
    opacity: 0.6;
}

/* 卡片堆叠悬停效果 */
.card-stack:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/* 卡片展开状态容器 */
.expanded-stack {
    background: rgba(236, 240, 241, 0.8);
    border-radius: var(--card-radius);
    padding: 10px;
    margin-bottom: 15px;
    position: relative;
}

.expanded-stack .stack-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    padding-bottom: 5px;
    border-bottom: 1px solid #ddd;
}

.expanded-stack .stack-title {
    font-weight: bold;
    color: #34495e;
}

.expanded-stack .collapse-btn {
    background: #95a5a6;
    color: white;
    border: none;
    border-radius: 4px;
    padding: 3px 8px;
    font-size: 12px;
    cursor: pointer;
}

.expanded-stack .collapse-btn:hover {
    background: #7f8c8d;
}

/* 改进的模态框样式 */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 25px;
    width: 80%;
    max-width: 600px;
    border-radius: var(--card-radius);
    position: relative;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    animation: modal-appear 0.3s ease;
}

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

.close-modal {
    position: absolute;
    right: 20px;
    top: 15px;
    font-size: 24px;
    cursor: pointer;
    color: #95a5a6;
    transition: color 0.2s;
}

.close-modal:hover {
    color: #e74c3c;
}

/* 改进卡片状态选择器 */
.card-status-selector .status-options {
    display: flex;
    gap: 10px;
    margin-top: 8px;
}

.card-status-selector .status-option {
    flex: 1;
    text-align: center;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    background: #f8f9fa;
}

.card-status-selector .status-option:hover {
    background: #f0f0f0;
}

.card-status-selector .status-option.selected {
    border-color: #3498db;
    background: #e6f7ff;
    box-shadow: 0 0 0 1px #3498db;
}

/* 悬浮操作按钮 */
.floating-add-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    font-size: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 3px 10px rgba(0,0,0,0.2);
    cursor: pointer;
    z-index: 95;
    transition: all 0.3s;
}

.floating-add-button:hover {
    transform: scale(1.1);
    background: var(--primary-dark);
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
}

/* 悬浮菜单 */
.floating-menu {
    position: fixed;
    bottom: 30px;
    right: 100px;
    display: flex;
    gap: 15px;
    z-index: 95;
}

.floating-menu-item {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 3px 10px rgba(0,0,0,0.2);
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
}

.floating-menu-item:hover {
    transform: scale(1.1);
    background: var(--primary-dark);
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
}

.menu-icon {
    font-size: 20px;
    font-style: normal;
}

.menu-text {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0,0,0,0.7);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    opacity: 0;
    transition: opacity 0.2s;
    pointer-events: none;
    white-space: nowrap;
    margin-bottom: 5px;
}

.floating-menu-item:hover .menu-text {
    opacity: 1;
}

/* 快速添加卡片菜单 */
.quick-add-menu {
    position: fixed;
    bottom: 100px;
    right: 40px;
    width: 400px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 30px rgba(0,0,0,0.2);
    z-index: 96;
    display: none;
    overflow: hidden;
}

.quick-add-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background: var(--primary);
    color: white;
}

.quick-add-header h3 {
    margin: 0;
    font-size: 18px;
}

.close-quick-add {
    background: none;
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
}

.quick-add-content {
    padding: 20px;
}

/* 修改卡片动画效果 */
@keyframes card-highlight {
    0% { box-shadow: 0 2px 8px rgba(0,0,0,0.1); }
    50% { box-shadow: 0 2px 15px rgba(52, 152, 219, 0.3); }
    100% { box-shadow: 0 2px 8px rgba(0,0,0,0.1); }
}

.card-highlight {
    animation: card-highlight 1.5s infinite;
}

/* 拖拽垃圾桶样式 */
.drag-trash-bin {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 120px;
    height: 120px;
    background-color: rgba(231, 76, 60, 0.8);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 90;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    opacity: 0;
    pointer-events: none;
}

.drag-trash-bin.visible {
    opacity: 1;
    pointer-events: all;
}

.drag-trash-bin.drag-over {
    transform: scale(1.1);
    background-color: rgba(231, 76, 60, 1);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

/* 改进表单样式 */
.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--secondary);
}

input, select, textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
    transition: all 0.2s;
}

input:focus, select:focus, textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
    outline: none;
}

textarea {
    min-height: 100px;
    resize: vertical;
}

/* 改进冲突选项卡 */
.conflict-tabs {
    display: flex;
    border: 1px solid #ddd;
    border-radius: 8px 8px 0 0;
    overflow: hidden;
}

.conflict-tab {
    padding: 12px 15px;
    cursor: pointer;
    flex: 1;
    text-align: center;
    background: #f5f5f5;
    border-right: 1px solid #ddd;
    transition: all 0.2s;
    font-weight: 500;
}

.conflict-tab:last-child {
    border-right: none;
}

.conflict-tab.active {
    background: white;
    color: var(--primary);
    box-shadow: inset 0 -2px 0 var(--primary);
}

.conflict-input {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-top: none;
    border-radius: 0 0 8px 8px;
    display: none;
}

.conflict-input.active {
    display: block;
}

/* 改进情感按钮 */
.emotion-buttons {
    display: flex;
    gap: 10px;
    margin-top: 8px;
    margin-bottom: 10px;
}

.emotion-btn {
    width: 44px;
    height: 44px;
    border-radius: 6px;
    border: 1px solid #ddd;
    background: #f8f9fa;
    font-size: 22px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
}

.emotion-btn:hover {
    background: #f0f0f0;
}

.emotion-btn.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    box-shadow: 0 0 0 1px var(--primary);
}

/* 动画和过渡效果 */
.sortable-ghost {
    opacity: 0.4;
    transform: scale(0.95);
}

.sortable-chosen {
    box-shadow: 0 10px 20px rgba(0,0,0,0.15) !important;
    transform: scale(1.02) !important;
}

/* 统一按钮样式 */
.primary-btn {
    background: #2ecc71;
    color: white;
    border: none;
    border-radius: 6px;
    padding: 12px 28px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.primary-btn:hover {
    background: #27ae60;
}

.secondary-btn {
    background: #f5f7fa;
    color: #444;
    border: 1px solid #ddd;
    border-radius: 6px;
    padding: 10px 20px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
}

.secondary-btn:hover {
    background: #eef2f7;
}

.danger-btn {
    background: #e74c3c;
    color: white;
    border: none;
    border-radius: 6px;
    padding: 10px 20px;
    font-size: 14px;
    cursor: pointer;
    transition: background 0.2s;
}

.danger-btn:hover {
    background: #c0392b;
}

/* iPad专用布局优化 */
@media only screen and (min-width: 768px) and (max-width: 1366px) {
    .beat-slots {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        gap: 15px;
        overflow-x: initial;
        min-height: initial;
    }
    
    .beat-slot {
        width: 100%;
        min-width: initial;
        margin: 0;
        height: auto;
    }
    
    .card-list {
        height: auto;
        min-height: 150px;
        max-height: 400px;
    }
    
    .card {
        padding: 18px;
        margin-bottom: 15px;
        border-radius: 8px;
    }
    
    .add-card-btn {
        height: 44px;
        font-size: 20px;
    }
    
    .floating-add-button {
        bottom: 40px;
        right: 40px;
        width: 70px;
        height: 70px;
        font-size: 35px;
    }
    
    .floating-menu {
        bottom: 40px;
        right: 120px;
    }
    
    .floating-menu-item {
        width: 60px;
        height: 60px;
    }
}

/* 扁平化头部导航栏 - 优化版 */

/* 头部背景采用深色背景 */
header {
    background: #2c3e50;
    padding: 0.6rem 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

/* 应用标题样式 */
.header-main {
    display: flex;
    align-items: center;
    width: 100%;
}

.app-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: white;
    margin: 0;
    margin-right: 1rem;
    white-space: nowrap;
}

/* 版本信息 */
.version-info {
    font-size: 0.7rem;
    opacity: 0.6;
    margin-left: 0.5rem;
    font-weight: normal;
}

/* 头部控件组 */
.project-controls {
    display: flex;
    align-items: center;
    flex: 1;
    justify-content: space-between;
}

/* 输入控件组 */
.input-controls {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

/* 脚本类型选择器 - 更小的宽度 */
.script-type-selector {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: white;
    padding: 0.4rem 0.5rem;
    border-radius: 3px;
    cursor: pointer;
    font-size: 0.85rem;
    width: auto;
    min-width: 80px;
    max-width: 120px;
}

/* 项目标题输入框 */
#project-title {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: white;
    padding: 0.4rem 0.6rem;
    border-radius: 3px;
    font-size: 0.85rem;
    width: 180px;
}

#project-title::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

/* 头部按钮组 */
.header-buttons {
    display: flex;
    gap: 0.3rem;
}

/* 头部图标按钮 */
.icon-button {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: white;
    padding: 0.4rem 0.6rem;
    border-radius: 3px;
    display: flex;
    align-items: center;
    cursor: pointer;
    transition: background 0.2s;
    font-size: 0.85rem;
}

.icon-button:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* 显示按钮文本 */
.button-icon {
    margin-right: 0.3rem;
    font-size: 1rem;
}

.button-text {
    display: inline;
    font-size: 0.85rem;
}

/* 工具提示样式 */
[data-tooltip] {
    position: relative;
    cursor: pointer;

}

[data-tooltip]::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-bottom: 5px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 5px 8px;
    border-radius: 3px;
    font-size: 12px;
    white-space: nowrap;
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.2s;
    z-index: 100;
    pointer-events: none;
}

[data-tooltip]::after {
    content: '';
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: rgba(0, 0, 0, 0.8);
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.2s;
}

[data-tooltip]:hover::before,
[data-tooltip]:hover::after {
    visibility: visible;
    opacity: 1;
}

/* 反馈按钮 */
.feedback-btn {
    background: rgba(155, 89, 182, 0.3);
}

.feedback-btn:hover {
    background: rgba(155, 89, 182, 0.4);
}

/* 视图控制栏 */
.view-controls {
    display: flex;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.5rem 0;
    background: #f5f5f5;
    border-bottom: 1px solid #ddd;
    position: sticky;
    top: 48px; /* 减小了顶部高度 */
    z-index: 90;
}

.view-btn {
    background: #fff;
    color: #2c3e50;
    border: 1px solid #e0e0e0;
    padding: 0.3rem 0.8rem;
    border-radius: 3px;
    font-size: 0.85rem;
    cursor: pointer;
}

.view-btn.active {
    background: #3498db;
    color: white;
    border-color: #2980b9;
}