/* 主页相关样式 */

/* 内容区域 */
.section {
    display: none;
}

.section.active {
    display: block;
}

/* 时间显示 - 增强毛玻璃效果 */
.time-display {
    text-align: center;
    margin-bottom: 40px;
    padding: 30px;
    background: var(--bg-glass-strong);
    border-radius: 20px;
    backdrop-filter: var(--glass-backdrop-strong);
    -webkit-backdrop-filter: var(--glass-backdrop-strong);
    box-shadow: var(--shadow-xl);
    border: var(--glass-border-strong);
    position: relative;
    overflow: visible;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.time-display::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--glass-highlight-strong);
    border-radius: inherit;
    pointer-events: none;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.time-display:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-2xl);
}

.time-display:hover::before {
    opacity: 0.9;
}



.time {
    font-size: 3.5rem;
    font-weight: 300;
    color: var(--text-primary);
    margin-bottom: 8px;
    font-feature-settings: 'tnum';
    position: relative;
    z-index: 1;
}

.date {
    font-size: 1.2rem;
    color: var(--text-tertiary);
    font-weight: 400;
    position: relative;
    z-index: 1;
}

/* 搜索区域 */
.search-container {
    margin-top: 25px;
    margin-bottom: 0;
}

.search-box {
    position: relative;
    max-width: 500px;
    margin: 0 auto;
    background: var(--bg-glass);
    border-radius: 50px;
    padding: 18px 25px;
    box-shadow: var(--shadow-lg);
    border: var(--glass-border);
    backdrop-filter: var(--glass-backdrop);
    -webkit-backdrop-filter: var(--glass-backdrop);
    display: flex;
    align-items: center;
    gap: 12px;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.search-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--glass-highlight);
    border-radius: inherit;
    pointer-events: none;
    opacity: 0.6;
    transition: opacity 0.3s ease;
}

.search-box:focus-within {
    background: var(--bg-glass-strong);
    border: var(--glass-border-strong);
    backdrop-filter: var(--glass-backdrop-strong);
    -webkit-backdrop-filter: var(--glass-backdrop-strong);
    box-shadow: var(--shadow-xl);
    transform: translateY(-1px);
}

.search-box:focus-within::before {
    opacity: 0.8;
}

.search-icon {
    color: var(--text-tertiary);
    font-size: 18px;
    z-index: 1;
    position: relative;
}

.search-box:focus-within .search-icon {
    color: var(--accent-color);
}

#search-input {
    flex: 1;
    border: none;
    outline: none;
    background: transparent;
    font-size: 16px;
    color: var(--text-primary);
    font-weight: 400;
    z-index: 1;
    position: relative;
}

#search-input::placeholder {
    color: var(--text-muted);
}

#search-input:focus::placeholder {
    color: var(--accent-color);
}

.search-engines {
    display: flex;
    gap: 8px;
    z-index: 1;
    position: relative;
}

.engine-btn {
    width: 40px;
    height: 40px;
    border: var(--glass-border-light);
    border-radius: 50%;
    background: var(--bg-glass-light);
    backdrop-filter: var(--glass-backdrop-light);
    -webkit-backdrop-filter: var(--glass-backdrop-light);
    color: var(--text-tertiary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

.engine-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--glass-highlight-light);
    border-radius: inherit;
    pointer-events: none;
    opacity: 0.5;
    transition: opacity 0.3s ease;
}



.engine-btn:hover {
    background: var(--accent-color);
    color: var(--text-inverse);
    border-color: var(--accent-color);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    transform: scale(1.05);
}

.engine-btn:hover::before {
    opacity: 0;
}

.engine-btn.active {
    background: var(--accent-color);
    color: var(--text-inverse);
    border-color: var(--accent-color);
    box-shadow: var(--shadow-colored);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

.engine-btn.active::before {
    opacity: 0;
}

/* 搜索引擎按钮点击反馈效果 */
.engine-btn:active {
    transform: scale(0.9);
    transition: transform 0.1s cubic-bezier(0.4, 0, 0.2, 1);
}

.engine-btn.clicked {
    animation: engine-btn-click 0.3s ease-out;
}

@keyframes engine-btn-click {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(0.9);
    }
    100% {
        transform: scale(1);
    }
}

/* 快捷链接 - 增强毛玻璃效果 */
.quick-links {
    background: var(--bg-glass);
    border-radius: 20px;
    padding: 30px;
    backdrop-filter: var(--glass-backdrop);
    -webkit-backdrop-filter: var(--glass-backdrop);
    box-shadow: var(--shadow-lg);
    border: var(--glass-border);
    position: relative;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.quick-links::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--glass-highlight);
    border-radius: inherit;
    pointer-events: none;
    opacity: 0.5;
    transition: opacity 0.3s ease;
}

.quick-links:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.quick-links:hover::before {
    opacity: 0.7;
}



.quick-links h3 {
    text-align: center;
    margin-bottom: 30px;
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 600;
    position: relative;
    z-index: 1;
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 20px;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.link-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px 15px;
    background: var(--bg-glass-light);
    border-radius: 16px;
    text-decoration: none;
    color: var(--text-primary);
    border: var(--glass-border-light);
    backdrop-filter: var(--glass-backdrop-light);
    -webkit-backdrop-filter: var(--glass-backdrop-light);
    position: relative;
    overflow: hidden;
    transform-origin: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

.link-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--glass-highlight-light);
    border-radius: inherit;
    pointer-events: none;
    opacity: 0.6;
    transition: opacity 0.3s ease;
}



.link-card:hover {
    background: var(--bg-glass-strong);
    color: var(--text-primary);
    border-color: var(--glass-border-strong);
    box-shadow: var(--shadow-xl);
    transform: translateY(-3px) scale(1.02);
    backdrop-filter: var(--glass-backdrop-strong);
    -webkit-backdrop-filter: var(--glass-backdrop-strong);
}

.link-card:hover::before {
    opacity: 0;
}

/* 快捷链接卡片点击反馈效果 */
.link-card:active {
    transform: translateY(-1px) scale(0.95);
    transition: transform 0.1s cubic-bezier(0.4, 0, 0.2, 1);
}

.link-card.clicked {
    animation: link-card-click 0.3s ease-out;
}

@keyframes link-card-click {
    0% {
        transform: translateY(-3px) scale(1.02);
    }
    50% {
        transform: translateY(-1px) scale(0.95);
    }
    100% {
        transform: translateY(-3px) scale(1.02);
    }
}

.link-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
    font-size: 20px;
    color: var(--text-inverse);
    position: relative;
    z-index: 1;
}

.link-card:hover .link-icon {
    background: var(--accent-color);
    color: var(--text-inverse);
}

.link-card span {
    font-size: 14px;
    font-weight: 500;
    text-align: center;
    position: relative;
    z-index: 1;
}

/* 快捷网站管理操作按钮 */
.shortcut-actions {
    position: absolute;
    top: 8px;
    right: 8px;
    display: flex;
    gap: 4px;
    opacity: 0;
    z-index: 10;
}

.link-card:hover .shortcut-actions {
    opacity: 1;
}

.edit-shortcut,
.delete-shortcut {
    width: 24px;
    height: 24px;
    border: none;
    border-radius: 4px;
    background: rgba(0, 0, 0, 0.6);
    color: white;
    font-size: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.edit-shortcut:hover {
    background: var(--info-color, #3b82f6);
}

.delete-shortcut:hover {
    background: var(--error-color);
}

/* 添加网站按钮样式 */
.add-shortcut-btn {
    cursor: pointer;
    border: 2px dashed var(--border-light);
    background: transparent !important;
}

.add-shortcut-btn:hover {
    border-color: var(--accent-color);
    background: var(--accent-color) !important;
    color: var(--text-inverse);
}

.add-shortcut-btn .link-icon {
    background: transparent !important;
    border: 2px dashed currentColor;
    color: var(--text-tertiary);
}

.add-shortcut-btn:hover .link-icon {
    border-color: transparent;
    background: rgba(255, 255, 255, 0.2) !important;
    color: white;
}

/* 响应式设计 - 优化毛玻璃效果 */
@media (max-width: 768px) {
    .time {
        font-size: 2.5rem;
    }
    
    .date {
        font-size: 1rem;
    }
    
    .search-box {
        padding: 15px 20px;
        flex-direction: column;
        gap: 15px;
    }
    
    .search-engines {
        justify-content: center;
    }
    
    .links-grid {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
        gap: 15px;
    }
    
    /* 移动设备上减少毛玻璃效果强度以提升性能 */
    .time-display,
    .search-box,
    .quick-links {
        backdrop-filter: var(--glass-backdrop-light);
        -webkit-backdrop-filter: var(--glass-backdrop-light);
    }
    
    .link-card {
        backdrop-filter: blur(8px);
        -webkit-backdrop-filter: blur(8px);
    }
}

@media (max-width: 480px) {
    .time {
        font-size: 2rem;
    }
    
    .links-grid {
        grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
    }
}