/* 合同签署平台 - 主样式文件 */

/* 全局样式 */
body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    background-color: #f8f9fa;
}

/* 卡片样式 */
.card {
    border: none;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
}

.card-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 10px 10px 0 0 !important;
    border: none;
}

/* 按钮样式 */
.btn {
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #5a6fd8 0%, #6a4190 100%);
    transform: translateY(-2px);
}

/* 表单样式 */
.form-control {
    border-radius: 8px;
    border: 2px solid #e9ecef;
    padding: 12px 15px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

.form-label {
    font-weight: 600;
    color: #333;
    margin-bottom: 8px;
}

/* 状态标签 */
.status-badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

.status-pending {
    background-color: #fff3bc;
    color: #856404;
}

.status-signed {
    background-color: #d1edff;
    color: #0c5460;
}

.status-expired {
    background-color: #f8d7da;
    color: #721c24;
}

/* 合同表格 */
.contracts-table {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
}

.contracts-table th {
    background-color: #f8f9fa;
    border: none;
    font-weight: 600;
    color: #333;
    padding: 15px;
}

.contracts-table td {
    border: none;
    padding: 15px;
    vertical-align: middle;
}

.contracts-table tr:hover {
    background-color: #f8f9fa;
}

/* 签名画板样式 */
.signature-container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.1);
}

.signature-canvas {
    border: 3px dashed #dee2e6;
    border-radius: 10px;
    cursor: crosshair;
    transition: border-color 0.3s ease;
}

.signature-canvas:hover {
    border-color: #667eea;
}

.signature-canvas.signing {
    border-color: #28a745;
    border-style: solid;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .signature-container {
        padding: 20px 15px;
    }
    
    .contracts-table {
        font-size: 0.9rem;
    }
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeInUp 0.6s ease-out;
}

/* 工具提示 */
.tooltip-inner {
    background-color: #333;
    border-radius: 6px;
}