/**
 * 网络剪贴板样式文件
 * 
 * @author AI Assistant
 * @version 1.0
 */

/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* 头部样式 */
.header {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 25px;
    margin-bottom: 30px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.header h1 {
    color: #4a5568;
    font-size: 2.5rem;
    font-weight: 600;
}

.header h1 i {
    color: #667eea;
    margin-right: 10px;
}

.stats {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.stat-item {
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    padding: 10px 20px;
    border-radius: 25px;
    font-size: 0.9rem;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.stat-item i {
    margin-right: 8px;
}

/* 主要内容样式 */
.main {
    display: grid;
    gap: 30px;
}

/* 表单样式 */
.create-section {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.create-section h2 {
    color: #4a5568;
    margin-bottom: 25px;
    font-size: 1.5rem;
}

.create-section h2 i {
    color: #48bb78;
    margin-right: 10px;
}

.form-container {
    max-width: 800px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    align-items: end;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #4a5568;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: white;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
    font-family: 'Courier New', monospace;
}

/* 复选框样式 */
.checkbox-label {
    display: flex !important;
    align-items: center;
    cursor: pointer;
    margin-bottom: 0 !important;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid #e2e8f0;
    border-radius: 4px;
    margin-right: 10px;
    position: relative;
    transition: all 0.3s ease;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: #667eea;
    border-color: #667eea;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-weight: bold;
}

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    justify-content: center;
}

.btn-primary {
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: #718096;
    color: white;
}

.btn-secondary:hover {
    background: #4a5568;
    transform: translateY(-2px);
}

.btn-danger {
    background: #e53e3e;
    color: white;
}

.btn-danger:hover {
    background: #c53030;
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: #667eea;
    border: 2px solid #667eea;
}

.btn-outline:hover {
    background: #667eea;
    color: white;
}

.btn-search {
    background: #48bb78;
    color: white;
    padding: 12px 16px;
    border-radius: 0 8px 8px 0;
}

.btn-search:hover {
    background: #38a169;
}

/* 搜索区域 */
.search-section {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.search-container {
    max-width: 600px;
    margin: 0 auto;
}

.search-box {
    display: flex;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.search-box input {
    flex: 1;
    padding: 12px 16px;
    border: none;
    font-size: 1rem;
    border-radius: 0;
}

.search-box input:focus {
    outline: none;
    box-shadow: inset 0 0 0 2px #667eea;
}

/* 列表区域 */
.list-section {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    flex-wrap: wrap;
    gap: 15px;
}

.list-header h2 {
    color: #4a5568;
    font-size: 1.5rem;
}

.list-header h2 i {
    color: #667eea;
    margin-right: 10px;
}

/* 剪贴板项目样式 */
.clipboard-list {
    display: grid;
    gap: 20px;
}

.clipboard-item {
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.clipboard-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    border-color: #667eea;
}

.clipboard-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(45deg, #667eea, #764ba2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.clipboard-item:hover::before {
    opacity: 1;
}

.clipboard-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
    gap: 15px;
}

.clipboard-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: #2d3748;
    margin: 0;
    flex: 1;
}

.clipboard-meta {
    display: flex;
    gap: 15px;
    font-size: 0.85rem;
    color: #718096;
    flex-shrink: 0;
}

.clipboard-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.clipboard-preview {
    color: #4a5568;
    line-height: 1.5;
    margin-bottom: 15px;
    font-family: 'Courier New', monospace;
    background: #f7fafc;
    padding: 12px;
    border-radius: 6px;
    border-left: 3px solid #e2e8f0;
    max-height: 100px;
    overflow: hidden;
    position: relative;
}

.clipboard-preview::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 20px;
    background: linear-gradient(transparent, #f7fafc);
}

.clipboard-badges {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.badge {
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
}

.badge-private {
    background: #fed7d7;
    color: #c53030;
}

.badge-expires {
    background: #feebc8;
    color: #c05621;
}

/* 加载更多 */
.load-more {
    text-align: center;
    margin-top: 30px;
}

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

.modal-content {
    background: white;
    margin: 5% auto;
    padding: 0;
    border-radius: 15px;
    width: 90%;
    max-width: 700px;
    max-height: 80vh;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    padding: 20px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    margin: 0;
    font-size: 1.3rem;
}

.close {
    color: white;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
    transition: opacity 0.3s ease;
}

.close:hover {
    opacity: 0.7;
}

.modal-body {
    padding: 30px;
    max-height: 60vh;
    overflow-y: auto;
}

.content-info {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
    padding: 15px;
    background: #f7fafc;
    border-radius: 8px;
    flex-wrap: wrap;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #718096;
    font-size: 0.9rem;
}

.content-text {
    margin-bottom: 25px;
}

.content-text pre {
    background: #2d3748;
    color: #e2e8f0;
    padding: 20px;
    border-radius: 8px;
    overflow-x: auto;
    white-space: pre-wrap;
    word-wrap: break-word;
    font-family: 'Courier New', monospace;
    line-height: 1.5;
    max-height: 300px;
    overflow-y: auto;
}

.modal-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    flex-wrap: wrap;
}

/* 通知样式 */
.notifications {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.notification {
    background: white;
    padding: 15px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    border-left: 4px solid;
    min-width: 300px;
    animation: slideInRight 0.3s ease;
    position: relative;
}

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

.notification.success {
    border-left-color: #48bb78;
    color: #2f855a;
}

.notification.error {
    border-left-color: #e53e3e;
    color: #c53030;
}

.notification.info {
    border-left-color: #667eea;
    color: #5a67d8;
}

.notification .close {
    position: absolute;
    top: 5px;
    right: 10px;
    color: inherit;
    font-size: 18px;
}

/* 底部样式 */
.footer {
    margin-top: 40px;
    text-align: center;
    color: rgba(255, 255, 255, 0.8);
    padding: 20px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    .header-content {
        flex-direction: column;
        text-align: center;
    }
    
    .header h1 {
        font-size: 2rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .clipboard-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .clipboard-meta {
        flex-wrap: wrap;
    }
    
    .modal-content {
        width: 95%;
        margin: 10% auto;
    }
    
    .modal-actions {
        justify-content: center;
    }
    
    .notifications {
        left: 10px;
        right: 10px;
    }
    
    .notification {
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .header h1 {
        font-size: 1.5rem;
    }
    
    .stats {
        justify-content: center;
    }
    
    .stat-item {
        font-size: 0.8rem;
        padding: 8px 16px;
    }
    
    .list-header {
        flex-direction: column;
        align-items: stretch;
    }
}

/* 加载动画 */
.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px;
    color: #718096;
}

.loading::after {
    content: '';
    width: 20px;
    height: 20px;
    border: 2px solid #e2e8f0;
    border-top: 2px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-left: 10px;
}

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

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #718096;
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 20px;
    color: #cbd5e0;
}

.empty-state h3 {
    margin-bottom: 10px;
    color: #4a5568;
}

/* 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: #a1a1a1;
}