/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 品牌色系 - 传统红金配 */
    --primary-color: #C41230;
    --primary-dark: #A00E28;
    --gold-color: #D4A84B;
    --gold-light: #E8C878;
    
    /* 背景色 */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8F6F3;
    --bg-warm: #FDF8F0;
    
    /* 文字色 */
    --text-primary: #1A1A1A;
    --text-secondary: #666666;
    --text-light: #999999;
    
    /* 辅助色 */
    --border-color: #E8E4DF;
    --shadow-color: rgba(0, 0, 0, 0.08);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.page-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* 通用按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 25px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    outline: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    box-shadow: 0 4px 12px rgba(196, 18, 48, 0.3);
}

.btn-primary:active {
    transform: translateY(2px);
    box-shadow: 0 2px 6px rgba(196, 18, 48, 0.3);
}

/* 占位图样式 */
.placeholder {
    background: linear-gradient(135deg, var(--bg-warm), var(--bg-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    border-radius: 12px;
}