/* 兴欣网咖 - 自定义样式 */

/* 基础样式 */
:root {
    --primary-color: #1e40af;
    --secondary-color: #6b7280;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --border-radius: 0.5rem;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

/* 搜索框样式 */
.search-box {
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.search-box:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.search-box input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* 导航卡片悬停效果 */
.nav-card {
    transition: var(--transition);
}

.nav-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* 活动卡片动画 */
.promo-card {
    animation: fadeInUp 0.6s ease-out;
    transition: var(--transition);
}

.promo-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* 倒计时样式 */
.countdown {
    font-family: 'Courier New', monospace;
    background: rgba(0, 0, 0, 0.3);
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-weight: bold;
    letter-spacing: 0.05em;
}

/* 按钮增强 */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #3b82f6);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* 加载状态 */
.loading {
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 错误消息样式 */
.error-message {
    background: var(--error-color);
    color: white;
    padding: 1rem;
    border-radius: var(--border-radius);
    margin: 1rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    animation: slideInRight 0.3s ease-out;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* 成功消息样式 */
.success-message {
    background: var(--success-color);
    color: white;
    padding: 1rem;
    border-radius: var(--border-radius);
    margin: 1rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    animation: slideInRight 0.3s ease-out;
}

/* 响应式设计增强 */
@media (max-width: 768px) {
    .search-box {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .search-box input {
        text-align: center;
    }
    
    .promo-card {
        margin-bottom: 1rem;
    }
    
    .promo-card h3 {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .promo-card {
        padding: 1rem;
    }
    
    .promo-card h3 {
        font-size: 1.25rem;
    }
    
    .countdown {
        font-size: 0.75rem;
    }
}

/* 可访问性增强 */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* 高对比度模式支持 */
@media (prefers-contrast: high) {
    .promo-card {
        border: 2px solid currentColor;
    }
    
    .search-box {
        border: 2px solid currentColor;
    }
}

/* 深色模式支持 */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #1f2937;
        --text-color: #f9fafb;
        --border-color: #374151;
    }
    
    body {
        background-color: var(--bg-color);
        color: var(--text-color);
    }
    
    .search-box {
        background-color: #374151;
        border-color: var(--border-color);
    }
    
    .search-box input {
        background-color: transparent;
        color: var(--text-color);
    }
}

/* 打印样式 */
@media print {
    .search-box,
    .promo-card button,
    header,
    footer {
        display: none !important;
    }
    
    .promo-card {
        break-inside: avoid;
        border: 1px solid #000;
        margin-bottom: 1rem;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
}

/* 焦点样式增强 */
button:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* 选择文本样式 */
::selection {
    background-color: rgba(59, 130, 246, 0.3);
    color: inherit;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* 工具提示样式 */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltiptext {
    visibility: hidden;
    width: 120px;
    background-color: #555;
    color: #fff;
    text-align: center;
    border-radius: 6px;
    padding: 5px;
    position: absolute;
    z-index: 1;
    bottom: 125%;
    left: 50%;
    margin-left: -60px;
    opacity: 0;
    transition: opacity 0.3s;
    font-size: 0.875rem;
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
}

/* 徽章样式 */
.badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 9999px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-success {
    background-color: #dcfce7;
    color: #166534;
}

.badge-warning {
    background-color: #fef3c7;
    color: #92400e;
}

.badge-error {
    background-color: #fee2e2;
    color: #991b1b;
}

.badge-info {
    background-color: #dbeafe;
    color: #1e40af;
}