/* ========================================
   元驿生活服务平台 - 公共样式体系
   主站平台 - 本地生活业务线下引流门户系统
   ======================================== */

/* CSS变量定义 */
:root {
    /* 主题色 */
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --secondary-color: #7c3aed;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #06b6d4;
    
    /* 渐变色 */
    --gradient-primary: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
    --gradient-warm: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
    
    /* 文字色 */
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --text-white: #ffffff;
    
    /* 背景色 */
    --bg-primary: #f9fafb;
    --bg-white: #ffffff;
    --bg-gray: #f3f4f6;
    --bg-dark: #1f2937;
    
    /* 边框 */
    --border-color: #e5e7eb;
    --border-light: #f3f4f6;
    
    /* 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), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* 圆角 */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;
    
    /* 动画 */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* 重置样式 */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    color: var(--text-primary);
    background: var(--bg-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* 字体 */
.font-xs { font-size: 0.75rem; }
.font-sm { font-size: 0.875rem; }
.font-base { font-size: 1rem; }
.font-lg { font-size: 1.125rem; }
.font-xl { font-size: 1.25rem; }
.font-2xl { font-size: 1.5rem; }
.font-3xl { font-size: 1.875rem; }
.font-4xl { font-size: 2.25rem; }

.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }

/* 文字颜色 */
.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-light { color: var(--text-light); }
.text-white { color: var(--text-white); }
.text-success { color: var(--success-color); }
.text-warning { color: var(--warning-color); }
.text-danger { color: var(--danger-color); }

/* 背景 */
.bg-primary { background-color: var(--primary-color); }
.bg-white { background-color: var(--bg-white); }
.bg-gray { background-color: var(--bg-gray); }
.bg-gradient { background: var(--gradient-primary); }

/* 布局工具 */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.flex-1 { flex: 1; }
.flex-shrink-0 { flex-shrink: 0; }

.grid { display: grid; }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

/* 间距 */
.p-0 { padding: 0; }
.p-1 { padding: 0.25rem; }
.p-2 { padding: 0.5rem; }
.p-3 { padding: 0.75rem; }
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }

.m-0 { margin: 0; }
.m-1 { margin: 0.25rem; }
.m-2 { margin: 0.5rem; }
.m-3 { margin: 0.75rem; }
.m-4 { margin: 1rem; }
.m-auto { margin: auto; }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }

.ml-auto { margin-left: auto; }
.mr-auto { margin-right: auto; }

/* 宽度高度 */
.w-full { width: 100%; }
.h-full { height: 100%; }
.min-h-screen { min-height: 100vh; }

/* 定位 */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; top: 0; }

/* 定位方向 */
.top-0 { top: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }
.right-0 { right: 0; }
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-50 { z-index: 50; }
.z-100 { z-index: 100; }

/* 边框 */
.border { border: 1px solid var(--border-color); }
.border-t { border-top: 1px solid var(--border-color); }
.border-b { border-bottom: 1px solid var(--border-color); }
.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-full { border-radius: var(--radius-full); }

/* 阴影 */
.shadow { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

/* 按钮 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(0);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    box-shadow: var(--shadow-lg);
}

.btn-success {
    background: var(--gradient-success);
    color: var(--text-white);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.btn-outline:hover {
    background: var(--bg-gray);
}

.btn-white {
    background: var(--bg-white);
    color: var(--text-primary);
}

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
}

.btn-block {
    width: 100%;
}

/* 卡片 */
.card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 1.5rem;
}

.card-hover {
    transition: all var(--transition-normal);
}

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

/* 输入框 */
.input {
    width: 100%;
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-white);
    transition: all var(--transition-fast);
}

.input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.input-lg {
    padding: 0.875rem 1.25rem;
    font-size: 1rem;
}

/* 标签 */
.tag {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.625rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: var(--radius-full);
    background: var(--bg-gray);
    color: var(--text-secondary);
}

.tag-primary { background: rgba(37, 99, 235, 0.1); color: var(--primary-color); }
.tag-success { background: rgba(16, 185, 129, 0.1); color: var(--success-color); }
.tag-warning { background: rgba(245, 158, 11, 0.1); color: var(--warning-color); }
.tag-danger { background: rgba(239, 68, 68, 0.1); color: var(--danger-color); }

/* 徽章 */
.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.25rem;
    height: 1.25rem;
    padding: 0 0.375rem;
    font-size: 0.625rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    background: var(--danger-color);
    color: var(--text-white);
}

/* 导航栏 */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    padding: 0.75rem 1rem;
}

.navbar-glass {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
}

/* 底部导航 */
.tabbar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-white);
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
    display: flex;
    padding: 0.5rem 0;
    z-index: 100;
}

.tabbar-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    color: var(--text-light);
    text-decoration: none;
    font-size: 0.75rem;
    transition: all var(--transition-fast);
}

.tabbar-item.active {
    color: var(--primary-color);
}

.tabbar-item svg {
    width: 1.5rem;
    height: 1.5rem;
    margin-bottom: 0.25rem;
}

/* 分割线 */
.divider {
    height: 1px;
    background: var(--border-color);
    margin: 1rem 0;
}

/* 动画 */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { 
        opacity: 0;
        transform: translateY(20px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from { 
        opacity: 0;
        transform: translateY(-20px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from { 
        opacity: 0;
        transform: scale(0.9);
    }
    to { 
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

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

.animate-fadeIn { animation: fadeIn 0.3s ease; }
.animate-slideUp { animation: slideUp 0.4s ease; }
.animate-slideDown { animation: slideDown 0.4s ease; }
.animate-scaleIn { animation: scaleIn 0.3s ease; }
.animate-pulse { animation: pulse 2s infinite; }
.animate-spin { animation: spin 1s linear infinite; }
.animate-bounce { animation: bounce 1s infinite; }

/* 延迟动画 */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }

/* 加载 */
.loading {
    display: inline-block;
    width: 1.5rem;
    height: 1.5rem;
    border: 2px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.loading-sm {
    width: 1rem;
    height: 1rem;
    border-width: 2px;
}

.loading-lg {
    width: 2.5rem;
    height: 2.5rem;
    border-width: 3px;
}

/* 空状态 */
.empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 1rem;
    text-align: center;
    color: var(--text-light);
}

.empty svg {
    width: 4rem;
    height: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

/* 头像 */
.avatar {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    font-weight: 600;
    font-size: 1rem;
}

.avatar-sm { width: 2rem; height: 2rem; font-size: 0.875rem; }
.avatar-lg { width: 3.5rem; height: 3.5rem; font-size: 1.25rem; }

/* 进度条 */
.progress {
    width: 100%;
    height: 0.5rem;
    background: var(--bg-gray);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: width 0.3s ease;
}

/* 列表 */
.list {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.list-item {
    display: flex;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--border-light);
    transition: background var(--transition-fast);
}

.list-item:last-child {
    border-bottom: none;
}

.list-item:hover {
    background: var(--bg-gray);
}

/* 遮罩 */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    animation: fadeIn 0.2s ease;
}

/* 模态框 */
.modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    z-index: 1001;
    max-width: 90vw;
    max-height: 90vh;
    overflow: auto;
    animation: scaleIn 0.2s ease;
}

/* Toast提示 */
.toast {
    position: fixed;
    top: 1rem;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-dark);
    color: var(--text-white);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    z-index: 9999;
    animation: slideDown 0.3s ease;
}

/* 工具类 */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.hidden { display: none; }
.block { display: block; }
.inline-block { display: inline-block; }

.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }

.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }

.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }

.transition { transition: all var(--transition-normal); }

/* 响应式 */
@media (max-width: 768px) {
    .hidden-mobile { display: none !important; }
    .grid-cols-2, .grid-cols-3, .grid-cols-4 {
        grid-template-columns: 1fr;
    }
}

@media (min-width: 769px) {
    .hidden-desktop { display: none !important; }
}

/* H5专用 */
.h5-page {
    min-height: 100vh;
    background: var(--bg-primary);
    padding-bottom: 5rem;
}

.h5-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    margin: 1rem;
    padding: 1.25rem;
    box-shadow: var(--shadow-sm);
}

.h5-header {
    position: sticky;
    top: 0;
    background: var(--gradient-primary);
    color: var(--text-white);
    padding: 1rem;
    z-index: 100;
}

.h5-header-title {
    font-size: 1.125rem;
    font-weight: 600;
    text-align: center;
}