/**
 * 🎨 21Viking MLM系统 - Claymorphism设计风格
 * 
 * 设计特点：
 * - 淡紫色背景 (#E6E0F8)
 * - 白色卡片 (#FFFFFF)
 * - 3D Clay效果
 * - 玻璃拟态透明感
 * - 柔和阴影
 * 
 * 点缀色：
 * - 鹅黄色 (#FFF4D6)
 * - 薄荷绿 (#D6F5E8)
 * - 珊瑚粉 (#FFE4E1)
 */

/* ========================================
   全局样式
   ======================================== */

:root {
    /* 主色调 */
    --primary-purple: #E6E0F8;
    --card-white: #FFFFFF;
    
    /* 点缀色 */
    --accent-yellow: #FFF4D6;
    --accent-mint: #D6F5E8;
    --accent-coral: #FFE4E1;
    --accent-blue: #D0E8FF;
    
    /* 文字颜色 */
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-light: #999999;
    
    /* 渐变 */
    --gradient-primary: linear-gradient(135deg, #E6E0F8, #D6F5E8);
    --gradient-yellow: linear-gradient(135deg, #FFF4D6, #FFE4E1);
    --gradient-mint: linear-gradient(135deg, #D6F5E8, #D0E8FF);
    
    /* 阴影 */
    --shadow-clay: 8px 8px 20px rgba(0, 0, 0, 0.1), -8px -8px 20px rgba(255, 255, 255, 0.9);
    --shadow-hover: 12px 12px 30px rgba(0, 0, 0, 0.15), -12px -12px 30px rgba(255, 255, 255, 1);
    --shadow-inner: inset 4px 4px 10px rgba(0, 0, 0, 0.1), inset -4px -4px 10px rgba(255, 255, 255, 0.9);
    
    /* 字体 */
    --font-sans: 'Inter', 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    
    /* 间距 */
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    
    /* 圆角 */
    --radius-sm: 12px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    background: var(--primary-purple);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ========================================
   容器
   ======================================== */

.mlm-container {
    min-height: 100vh;
    padding: var(--spacing-lg);
    max-width: 1400px;
    margin: 0 auto;
}

/* ========================================
   Clay卡片
   ======================================== */

.clay-card {
    background: var(--card-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-clay);
    backdrop-filter: blur(10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.clay-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.clay-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s;
}

.clay-card:hover::before {
    opacity: 1;
}

/* ========================================
   Clay按钮
   ======================================== */

.clay-button {
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    box-shadow: var(--shadow-clay);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    white-space: nowrap;
}

.clay-button:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-hover);
}

.clay-button:active {
    transform: scale(0.98);
}

.clay-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.clay-button.primary {
    background: var(--gradient-mint);
}

.clay-button.warning {
    background: var(--gradient-yellow);
}

.clay-button.danger {
    background: linear-gradient(135deg, #FFE4E1, #FFB6C1);
}

/* ========================================
   标题和文字
   ======================================== */

.page-title {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--text-primary);
    text-shadow: 2px 2px 4px rgba(255, 255, 255, 0.8);
}

.card-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.card-icon {
    font-size: 32px;
    margin-bottom: var(--spacing-sm);
    text-align: center;
    display: block;
}

.card-value {
    font-size: 36px;
    font-weight: 700;
    color: var(--text-primary);
    margin: var(--spacing-sm) 0;
}

.card-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.card-sublabel {
    font-size: 12px;
    color: var(--text-light);
    margin-top: var(--spacing-xs);
}

/* ========================================
   网格布局
   ======================================== */

.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* ========================================
   进度条
   ======================================== */

.progress-bar {
    width: 100%;
    height: 12px;
    background: linear-gradient(135deg, #F0F0F0, #FAFAFA);
    border-radius: var(--radius-sm);
    overflow: hidden;
    box-shadow: var(--shadow-inner);
    margin: var(--spacing-sm) 0;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-mint);
    transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: var(--radius-sm);
    box-shadow: 0 2px 8px rgba(214, 245, 232, 0.6);
}

/* ========================================
   输入框
   ======================================== */

.clay-input {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--card-white);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 14px;
    color: var(--text-primary);
    box-shadow: var(--shadow-inner);
    transition: all 0.3s;
    outline: none;
}

.clay-input:focus {
    border-color: #D6F5E8;
    box-shadow: 0 0 0 4px rgba(214, 245, 232, 0.3);
}

.clay-input::placeholder {
    color: var(--text-light);
}

/* ========================================
   徽章
   ======================================== */

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 4px 12px;
    background: var(--gradient-mint);
    border-radius: 16px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.badge.success {
    background: var(--gradient-mint);
}

.badge.warning {
    background: var(--gradient-yellow);
}

.badge.danger {
    background: linear-gradient(135deg, #FFE4E1, #FFB6C1);
}

.badge.info {
    background: linear-gradient(135deg, #D0E8FF, #E6E0F8);
}

/* ========================================
   统计项
   ======================================== */

.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm);
    background: linear-gradient(135deg, #FAFAFA, #FFFFFF);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

.stat-value {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-value.success {
    color: #4CAF50;
}

.stat-value.danger {
    color: #FF6B6B;
}

/* ========================================
   分隔线
   ======================================== */

.divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, #E0E0E0, transparent);
    margin: var(--spacing-lg) 0;
}

/* ========================================
   加载动画
   ======================================== */

.loading-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid #F0F0F0;
    border-top: 4px solid #D6F5E8;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: var(--spacing-xl) auto;
}

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

/* ========================================
   工具类
   ======================================== */

.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-1 { gap: var(--spacing-xs); }
.gap-2 { gap: var(--spacing-md); }
.gap-3 { gap: var(--spacing-lg); }

/* ========================================
   响应式
   ======================================== */

@media (max-width: 768px) {
    .mlm-container {
        padding: var(--spacing-md);
    }
    
    .page-title {
        font-size: 24px;
    }
    
    .card-value {
        font-size: 28px;
    }
    
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   3D动画效果
   ======================================== */

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

.float-animation {
    animation: float 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.pulse-animation {
    animation: pulse 2s ease-in-out infinite;
}