/* ===== 政策页面样式 ===== */
* { 
    margin: 0; 
    padding: 0; 
    box-sizing: border-box; 
}

body { 
    font-family: 'Noto Sans SC', sans-serif; 
    line-height: 1.6; 
    color: #333; 
    background: #f8f9fa; 
}

.header {
    background: linear-gradient(135deg, #1E3A8A 0%, #DC2626 100%);
    color: white;
    padding: 2rem 0;
    text-align: center;
}

.header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    background: white;
    margin-top: -1rem;
    border-radius: 15px 15px 0 0;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.back-btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    background: #DC2626;
    color: white;
    text-decoration: none;
    border-radius: 25px;
    margin-bottom: 2rem;
    transition: all 0.3s;
}

.back-btn:hover {
    background: #B91C1C;
    transform: translateY(-2px);
}

h2 {
    color: #1E3A8A;
    font-size: 1.8rem;
    margin: 2rem 0 1rem 0;
    border-bottom: 2px solid #DC2626;
    padding-bottom: 0.5rem;
}

h3 {
    color: #DC2626;
    font-size: 1.3rem;
    margin: 1.5rem 0 0.8rem 0;
}

h4 {
    color: #333;
    font-size: 1.1rem;
    margin: 0.5rem 0;
}

p {
    margin-bottom: 1rem;
    text-align: justify;
}

ul {
    margin: 1rem 0;
    padding-left: 2rem;
}

li {
    margin-bottom: 0.5rem;
}

ol {
    margin: 1rem 0;
    padding-left: 2rem;
}

.highlight {
    background: #f0f8ff;
    padding: 1rem;
    border-left: 4px solid #DC2626;
    margin: 1rem 0;
    border-radius: 0 8px 8px 0;
}

.warning {
    background: #fff3cd;
    padding: 1rem;
    border-left: 4px solid #ffc107;
    margin: 1rem 0;
    border-radius: 0 8px 8px 0;
}

.success {
    background: #d4edda;
    padding: 1rem;
    border-left: 4px solid #28a745;
    margin: 1rem 0;
    border-radius: 0 8px 8px 0;
}

.contact-info {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 10px;
    margin: 2rem 0;
    border: 1px solid #e9ecef;
}

.contact-info h3 {
    color: #1E3A8A;
    margin-bottom: 1rem;
}

/* ===== 退款政策专用样式 ===== */
.refund-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.refund-table th,
.refund-table td {
    border: 1px solid #ddd;
    padding: 0.8rem;
    text-align: left;
}

.refund-table th {
    background: #f8f9fa;
    font-weight: 600;
    color: #1E3A8A;
}

.refund-table tr:nth-child(even) {
    background: #f8f9fa;
}

.refund-table tr:hover {
    background: #e9ecef;
}

/* ===== 政策页面响应式 ===== */
@media (max-width: 768px) {
    .container { 
        padding: 1rem; 
        margin: 0; 
        border-radius: 0; 
    }
    
    .header h1 { 
        font-size: 2rem; 
    }
    
    .header p { 
        font-size: 1rem; 
    }
    
    .refund-table { 
        font-size: 0.9rem; 
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    h3 {
        font-size: 1.2rem;
    }
    
    .refund-table th,
    .refund-table td {
        padding: 0.6rem;
    }
}

@media (max-width: 480px) {
    .header h1 { 
        font-size: 1.8rem; 
    }
    
    .container { 
        padding: 0.8rem; 
    }
    
    h2 {
        font-size: 1.3rem;
    }
    
    h3 {
        font-size: 1.1rem;
    }
    
    .refund-table {
        font-size: 0.8rem;
    }
    
    .refund-table th,
    .refund-table td {
        padding: 0.5rem;
    }
    
    .back-btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }
    
    .highlight,
    .warning,
    .success {
        padding: 0.8rem;
    }
    
    .contact-info {
        padding: 1rem;
    }
}

/* ===== 打印样式 ===== */
@media print {
    .header {
        background: #1E3A8A !important;
        -webkit-print-color-adjust: exact;
        color-adjust: exact;
    }
    
    .back-btn {
        display: none;
    }
    
    .container {
        box-shadow: none;
        margin: 0;
        padding: 1rem;
    }
    
    .refund-table {
        box-shadow: none;
        border: 1px solid #333;
    }
    
    .refund-table th {
        background: #f0f0f0 !important;
        -webkit-print-color-adjust: exact;
        color-adjust: exact;
    }
}