/**
 * 云南省退税系统 - 统一配色样式表
 * 主题：现代化专业风格
 */

/* ==================== 配色方案 ==================== */
:root {
    /* 主色调 - 深蓝渐变 */
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;
    
    /* 辅助色调 */
    --secondary-color: #64748b;
    --success-color: #10b981;
    --success-light: #34d399;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #06b6d4;
    
    /* 中性色 */
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --border-color: #e2e8f0;
    
    /* 渐变色 */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-blue: linear-gradient(135deg, #2563eb 0%, #06b6d4 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #34d399 100%);
    
    /* 阴影 */
    --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);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* 圆角 */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

/* ==================== 全局样式 ==================== */
body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Helvetica Neue", Arial, sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-light);
}

/* ==================== 导航栏 ==================== */
.navbar {
    background: var(--gradient-blue) !important;
    box-shadow: var(--shadow-md);
    padding: 0.75rem 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: white !important;
    transition: transform 0.3s ease;
}

.navbar-brand:hover {
    transform: scale(1.05);
}

.navbar .nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

.navbar .nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: white !important;
    transform: translateY(-2px);
}

.navbar .nav-link.active {
    background-color: rgba(255, 255, 255, 0.2);
    color: white !important;
}

/* ==================== Hero区域 ==================== */
.hero-section {
    background: var(--gradient-primary);
    color: white;
    padding: 4rem 0;
    margin-bottom: 3rem;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="40" fill="rgba(255,255,255,0.05)"/></svg>');
    opacity: 0.3;
}

.hero-section .container {
    position: relative;
    z-index: 1;
}

.hero-section h1 {
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-section .btn {
    padding: 0.75rem 2rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

.hero-section .btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* ==================== 卡片样式 ==================== */
.card {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    background-color: var(--bg-white);
    overflow: hidden;
}

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

.card-header {
    background: var(--gradient-blue);
    color: white;
    font-weight: 600;
    border: none;
    padding: 1rem 1.5rem;
}

.card-header.bg-success {
    background: var(--gradient-success) !important;
}

.card-body {
    padding: 1.5rem;
}

/* 统计卡片 */
.stat-card {
    border-left-width: 4px !important;
    border-left-style: solid;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-8px) scale(1.02);
}

/* ==================== 按钮样式 ==================== */
.btn {
    font-weight: 600;
    border-radius: var(--radius-md);
    padding: 0.625rem 1.5rem;
    transition: all 0.3s ease;
    border: none;
}

.btn-primary {
    background: var(--gradient-blue);
    box-shadow: var(--shadow-sm);
}

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

.btn-success {
    background: var(--gradient-success);
    box-shadow: var(--shadow-sm);
}

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

.btn-warning {
    background-color: var(--warning-color);
    color: white;
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
}

.btn-info {
    background-color: var(--info-color);
    color: white;
}

.btn-outline-light {
    border: 2px solid white;
    color: white;
    font-weight: 600;
}

.btn-outline-light:hover {
    background-color: white;
    color: var(--primary-color);
}

/* ==================== 表单样式 ==================== */
.form-control,
.form-select {
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.625rem 0.875rem;
    transition: all 0.3s ease;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.15);
}

.form-label {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

/* ==================== 状态徽章 ==================== */
.status-badge,
.badge {
    padding: 0.5rem 1rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.875rem;
}

.badge.bg-warning {
    background-color: var(--warning-color) !important;
}

.badge.bg-success {
    background-color: var(--success-color) !important;
}

.badge.bg-danger {
    background-color: var(--danger-color) !important;
}

.badge.bg-primary {
    background-color: var(--primary-color) !important;
}

.badge.bg-info {
    background-color: var(--info-color) !important;
}

/* ==================== 页脚样式 ==================== */
footer {
    background: linear-gradient(to top, #f8fafc 0%, #ffffff 100%);
    padding: 3rem 0 1rem;
    margin-top: auto;
    border-top: 1px solid var(--border-color);
}

footer h5 {
    color: var(--text-primary);
    font-weight: 700;
    margin-bottom: 1rem;
}

footer a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

footer a:hover {
    color: var(--primary-color);
}

/* ==================== 管理后台样式 ==================== */
.sidebar {
    min-height: 100vh;
    background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
    box-shadow: var(--shadow-lg);
}

.sidebar .nav-link {
    color: #94a3b8;
    padding: 0.875rem 1rem;
    border-radius: var(--radius-md);
    margin-bottom: 0.25rem;
    transition: all 0.3s ease;
    font-weight: 500;
}

.sidebar .nav-link:hover {
    color: white;
    background: rgba(59, 130, 246, 0.1);
    transform: translateX(5px);
}

.sidebar .nav-link.active {
    color: white;
    background: var(--gradient-blue);
    box-shadow: var(--shadow-md);
}

.sidebar .nav-link i {
    margin-right: 0.625rem;
    font-size: 1.125rem;
}

.main-content {
    background-color: var(--bg-light);
    min-height: 100vh;
}

.main-content .navbar {
    background: white !important;
    box-shadow: var(--shadow-sm);
}

/* ==================== 流程步骤 ==================== */
.process-step {
    position: relative;
}

.process-step .step-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    color: white;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
}

.process-step:hover .step-circle {
    transform: scale(1.1);
    box-shadow: var(--shadow-lg);
}

/* ==================== Alert样式 ==================== */
.alert {
    border: none;
    border-radius: var(--radius-lg);
    padding: 1rem 1.25rem;
    border-left: 4px solid;
}

.alert-info {
    background-color: #e0f2fe;
    color: #075985;
    border-left-color: var(--info-color);
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border-left-color: var(--success-color);
}

.alert-warning {
    background-color: #fef3c7;
    color: #92400e;
    border-left-color: var(--warning-color);
}

.alert-danger {
    background-color: #fee2e2;
    color: #991b1b;
    border-left-color: var(--danger-color);
}

/* ==================== 表格样式 ==================== */
.table {
    color: var(--text-primary);
}

.table thead th {
    background-color: var(--bg-light);
    color: var(--text-primary);
    font-weight: 700;
    border-bottom: 2px solid var(--border-color);
    padding: 1rem;
}

.table tbody tr {
    transition: all 0.2s ease;
}

.table tbody tr:hover {
    background-color: var(--bg-light);
    transform: scale(1.01);
}

/* ==================== 模态框样式 ==================== */
.modal-content {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.modal-header.bg-success {
    background: var(--gradient-success) !important;
    color: white;
}

.modal-header.bg-primary {
    background: var(--gradient-blue) !important;
    color: white;
}

/* ==================== 动画效果 ==================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease;
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 768px) {
    .hero-section {
        padding: 2rem 0;
    }
    
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .navbar-brand {
        font-size: 1.25rem;
    }
    
    .card {
        margin-bottom: 1rem;
    }
}

/* ==================== 工具类 ==================== */
.text-gradient {
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

.shadow-custom {
    box-shadow: var(--shadow-lg);
}

.rounded-custom {
    border-radius: var(--radius-lg);
}