.world-container {
    width: 100vw;
    min-height: 100vh;
    background: #141414;
    padding-top: 50px;
    overflow-y: auto;
    position: relative;
    padding-bottom: 130px;
}

.header-section {
    padding: 20px 30px;
    background: #1a1a1a;
    border-bottom: 1px solid #2a2a2a;
}

.header-section h1 {
    color: #ffffff;
    font-size: 28px;
    font-weight: 500;
    margin-bottom: 15px;
}

.settings-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    align-items: center;
}

.setting-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #888;
    font-size: 14px;
}

.setting-item label {
    color: #aaa;
}

.setting-item select {
    padding: 6px 10px;
    background: #2a2a2a;
    color: #ccc;
    border: 1px solid #3a3a3a;
    border-radius: 4px;
    font-size: 14px;
    outline: none;
}

.setting-item button {
    padding: 6px 16px;
    background: #00ff88;
    color: #000;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
    font-size: 14px;
}

.setting-item button:hover {
    background: #00cc6a;
}

.setting-label {
    display: flex;
    align-items: center;
    gap: 5px;
}

.color-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.color-dot.good {
    background: #00ff88;
}

.color-dot.ok {
    background: #ffcc00;
}

.color-dot.fair {
    background: #ff8800;
}

.color-dot.bad {
    background: #ff4444;
}

/* 时钟网格 - 自适应布局 */
.clock-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(326px, 1fr));
    gap: 14px;
    padding: 14px;
    height: auto;
}

.clock-card {
    background: #1a1a1a;
    border-radius: 6px;
    padding: 22px;
    position: relative;
    box-shadow: 0 2px 8px rgba(0,0,0,0.4);
    transition: all 0.2s;
    border: 1px solid #222;
    text-align: center;
    height: 236px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    flex-shrink: 0;
}

.clock-card:hover {
    border-color: #00ff88;
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.3), 0 4px 12px rgba(0, 0, 0, 0.4);
    transform: translateY(-2px);
    background: #1e1e1e;
}

.clock-card .menu-btn {
    position: absolute;
    top: 10px;
    left: 10px;
    color: #555;
    cursor: pointer;
    font-size: 20px;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.3s;
    background: none;
    border: none;
}

.clock-card .menu-btn:hover {
    color: #ccc;
    background: rgba(255,255,255,0.1);
}

.clock-card .delete {
    position: absolute;
    top: 10px;
    right: 10px;
    color: #444;
    cursor: pointer;
    font-size: 24px;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.3s;
    background: none;
    border: none;
}

.clock-card .delete:hover {
    color: #ff4444;
    background: rgba(255,68,68,0.1);
}

.clock-card .pause-btn {
    position: absolute;
    bottom: 10px;
    right: 10px;
    color: #555;
    cursor: pointer;
    font-size: 18px;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.3s;
    background: none;
    border: none;
}

.clock-card .pause-btn:hover {
    color: #ccc;
    background: rgba(255,255,255,0.1);
}

.clock-card .city-name {
    font-size: 22px;
    color: #00ff88;
    margin-bottom: 10px;
    font-weight: 600;
}

.clock-card .time {
    font-size: 50px;
    color: #00ff88;
    font-weight: 700;
    font-family: 'DS-Digital', monospace;
    letter-spacing: 2px;
    line-height: 1.1;
    text-shadow: 0 0 16px rgba(0,255,136,0.6);
    margin: 12px 0;
}

.clock-card .zone {
    font-size: 14px;
    color: #666;
    margin-top: 8px;
}

.clock-card .date {
    font-size: 12px;
    color: #555;
    margin-top: 3px;
}

.clock-card .meeting-check {
    position: absolute;
    bottom: 10px;
    left: 10px;
    display: flex;
    align-items: center;
    gap: 6px;
    color: #666;
    font-size: 12px;
    cursor: pointer;
}

.clock-card .meeting-check input {
    cursor: pointer;
    width: 14px;
    height: 14px;
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 100px 20px;
    color: #666;
    font-size: 16px;
}

/* 会议面板 */
.meeting-panel {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #1a1a1a;
    border-top: 1px solid #2a2a2a;
    max-height: 60vh;
    overflow-y: auto;
    z-index: 50;
    display: none;
}

.meeting-panel.show {
    display: block;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}

.meeting-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding: 20px 30px;
    border-bottom: 1px solid #2a2a2a;
    position: sticky;
    top: 0;
    background: #1a1a1a;
    z-index: 5;
}

.meeting-header h2 {
    font-size: 18px;
    color: #ccc;
    font-weight: 500;
    margin: 0 0 8px 0;
}

.meeting-header p {
    font-size: 13px;
    color: #666;
    margin: 0;
    line-height: 1.5;
}

.close-panel {
    background: none;
    border: none;
    color: #666;
    font-size: 28px;
    cursor: pointer;
    padding: 5px 10px;
    line-height: 1;
}

.close-panel:hover {
    color: #fff;
}

/* 表格样式 */
.meeting-table-container {
    padding: 20px 30px;
}

.meeting-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.meeting-table th {
    padding: 12px 10px;
    text-align: center;
    border: 1px solid #2a2a2a;
    background: #252525;
    color: #aaa;
    font-weight: 600;
    white-space: nowrap;
    position: sticky;
    top: 0;
}

.meeting-table td {
    padding: 10px;
    text-align: center;
    border: 1px solid #2a2a2a;
    white-space: nowrap;
    color: #aaa;
}

/* 整行背景色（根据最差状态） */
.meeting-table tr.good {
    background: rgba(0,255,136,0.08);
}

.meeting-table tr.ok {
    background: rgba(255,204,0,0.08);
}

.meeting-table tr.fair {
    background: rgba(255,136,0,0.08);
}

.meeting-table tr.bad {
    background: rgba(255,68,68,0.08);
}

/* 单元格状态颜色 */
.meeting-table td.good {
    color: #00ff88;
    font-weight: 600;
}

.meeting-table td.ok {
    color: #ffcc00;
    font-weight: 600;
}

.meeting-table td.fair {
    color: #ff8800;
    font-weight: 600;
}

.meeting-table td.bad {
    color: #ff4444;
    font-weight: 600;
}

.meeting-table td:first-child {
    font-weight: 700;
}

.meeting-table td:last-child {
    color: #888;
}

/* 浮动按钮 */
.floating-btn {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    padding: 12px 30px;
    background: #00ff88;
    color: #000;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0,255,136,0.3);
    z-index: 40;
    transition: all 0.3s;
}

.floating-btn:hover {
    background: #00cc6a;
    transform: translateX(-50%) translateY(-2px);
}

/* 卡片菜单 */
.card-menu {
    position: fixed;
    background: #2a2a2a;
    border-radius: 8px;
    padding: 8px 0;
    min-width: 140px;
    box-shadow: 0 6px 24px rgba(0,0,0,0.6);
    z-index: 1000;
    border: 1px solid #333;
}

.card-menu .menu-item {
    padding: 10px 16px;
    color: #ccc;
    font-size: 14px;
    cursor: pointer;
    transition: background 0.2s;
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-menu .menu-item:hover {
    background: #383838;
    color: #00ff88;
}

.card-menu .menu-divider {
    border-top: 1px solid #444;
    margin-top: 4px;
    padding-top: 8px;
}

/* 颜色选择器样式 */
.setting-item input[type="color"] {
    width: 30px;
    height: 28px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    padding: 0;
    background: transparent;
}

/* 响应式 */
@media (max-width: 768px) {
    .clock-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 10px;
        padding: 15px;
    }
    
    .clock-card .time {
        font-size: 28px;
    }
    
    .header-section {
        padding: 15px;
    }
    
    .settings-bar {
        gap: 10px;
    }
    
    .setting-item {
        flex-wrap: wrap;
    }
}