/* 全球话费充值系统 - 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --dark: #1f2937;
    --gray: #6b7280;
    --light-gray: #f3f4f6;
    --border: #e5e7eb;
    --shadow: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
    --radius: 8px;
    --radius-lg: 12px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--light-gray);
    color: var(--dark);
    line-height: 1.6;
    min-height: 100vh;
}

/* 容器 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

/* 头部 */
.header {
    background: #fff;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}

.header-left, .header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo img {
    height: 32px;
}

/* 语言选择 */
.lang-select {
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: #fff;
    font-size: 14px;
    cursor: pointer;
}

/* 导航链接 */
.nav-link {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--dark);
    text-decoration: none;
    font-size: 14px;
    padding: 8px 12px;
    border-radius: var(--radius);
    transition: background 0.2s;
}

.nav-link:hover {
    background: var(--light-gray);
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    padding: 8px;
    color: var(--dark);
}

/* 主内容区 */
.main {
    padding: 24px 0;
    min-height: calc(100vh - 60px - 200px);
}

/* 卡片 */
.card {
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: 24px;
    margin-bottom: 24px;
}

.card-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* 表单 */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
}

.form-input, .form-select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 16px;
    transition: border-color 0.2s;
}

.form-input:focus, .form-select:focus {
    outline: none;
    border-color: var(--primary);
}

/* 按钮 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 500;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    background: var(--secondary);
    color: #fff;
}

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

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

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

.btn-block {
    width: 100%;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 18px;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 14px;
}

/* 快捷金额按钮 */
.amount-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 12px;
    margin-bottom: 16px;
}

.amount-btn {
    padding: 16px 8px;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    background: #fff;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    text-align: center;
    transition: all 0.2s;
}

.amount-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.amount-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

/* 运营商展示 */
.carrier-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-top: 20px;
}

.carrier-item {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: #fff;
    min-height: 80px;
}

.carrier-item img {
    max-width: 100%;
    max-height: 50px;
    object-fit: contain;
}

/* 海报轮播 */
.banner-slider {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
}

.banner-slide {
    display: none;
    width: 100%;
}

.banner-slide.active {
    display: block;
}

.banner-slide img {
    width: 100%;
    height: auto;
    max-height: 300px;
    object-fit: cover;
}

.banner-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 12px;
}

.banner-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border);
    cursor: pointer;
}

.banner-dot.active {
    background: var(--primary);
}

/* 评价 */
.reviews-section {
    padding: 40px 0;
}

.reviews-slider {
    display: flex;
    gap: 20px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: 16px;
}

.review-card {
    flex: 0 0 300px;
    scroll-snap-align: start;
    background: #fff;
    padding: 20px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.review-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.review-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 600;
}

.review-rating {
    color: #fbbf24;
    margin-bottom: 8px;
}

/* 底部 */
.footer {
    background: var(--dark);
    color: #fff;
    padding: 40px 0 20px;
    margin-top: 60px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer-section h3 {
    font-size: 16px;
    margin-bottom: 16px;
}

.footer-section p, .footer-section a {
    color: #9ca3af;
    font-size: 14px;
    text-decoration: none;
    line-height: 1.8;
}

.footer-section a:hover {
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 20px;
    text-align: center;
    color: #9ca3af;
    font-size: 14px;
}

/* 后台布局 */
.admin-layout {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 260px;
    background: var(--dark);
    color: #fff;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
}

.admin-sidebar-header {
    padding: 20px;
    border-bottom: 1px solid #374151;
}

.admin-sidebar-header h1 {
    font-size: 18px;
    font-weight: 600;
}

.admin-nav {
    padding: 16px 0;
}

.admin-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: #9ca3af;
    text-decoration: none;
    transition: all 0.2s;
}

.admin-nav a:hover, .admin-nav a.active {
    background: #374151;
    color: #fff;
}

.admin-main {
    flex: 1;
    margin-left: 260px;
    padding: 24px;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

/* 统计卡片 */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.stat-card {
    background: #fff;
    padding: 24px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.stat-card h3 {
    font-size: 14px;
    color: var(--gray);
    margin-bottom: 8px;
}

.stat-card .value {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary);
}

/* 表格 */
.data-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.data-table th, .data-table td {
    padding: 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.data-table th {
    background: var(--light-gray);
    font-weight: 600;
    font-size: 14px;
}

.data-table tr:hover {
    background: var(--light-gray);
}

/* 状态标签 */
.status-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.status-pending {
    background: #fef3c7;
    color: #92400e;
}

.status-paid {
    background: #d1fae5;
    color: #065f46;
}

.status-cancelled {
    background: #fee2e2;
    color: #991b1b;
}

/* 会员中心布局 */
.member-layout {
    display: flex;
    min-height: calc(100vh - 60px);
}

.member-sidebar {
    width: 260px;
    background: #fff;
    border-right: 1px solid var(--border);
    padding: 24px 0;
}

.member-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px;
    color: var(--dark);
    text-decoration: none;
    transition: all 0.2s;
}

.member-nav a:hover, .member-nav a.active {
    background: var(--light-gray);
    color: var(--primary);
    border-right: 3px solid var(--primary);
}

/* 幸运抽奖菜单特殊样式 */
.member-nav .lottery-menu-item {
    background: linear-gradient(135deg, #fff5f5 0%, #fff 100%);
    color: #e74c3c;
    font-weight: 600;
    position: relative;
}

.member-nav .lottery-menu-item:hover,
.member-nav .lottery-menu-item.active {
    background: linear-gradient(135deg, #ff6b6b 0%, #e74c3c 100%);
    color: #fff;
    border-right-color: #c0392b;
}

.member-nav .lottery-menu-item i {
    color: #e74c3c;
    animation: gift-shake 1s ease infinite;
}

.member-nav .lottery-menu-item:hover i,
.member-nav .lottery-menu-item.active i {
    color: #fff;
}

@keyframes gift-shake {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(-10deg); }
    75% { transform: rotate(10deg); }
}

.lottery-badge {
    margin-left: auto;
    background: linear-gradient(135deg, #ff6b6b 0%, #ffd700 100%);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 10px;
    animation: badge-pulse 1.5s ease infinite;
}

.member-nav .lottery-menu-item:hover .lottery-badge,
.member-nav .lottery-menu-item.active .lottery-badge {
    background: #fff;
    color: #e74c3c;
}

@keyframes badge-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* 移动端抽奖菜单特殊样式 */
.member-mobile-nav .lottery-mobile-item {
    background: linear-gradient(135deg, #ff6b6b 0%, #e74c3c 100%);
    color: #fff;
    font-weight: 600;
    animation: lottery-glow 2s ease infinite;
}

.member-mobile-nav .lottery-mobile-item i {
    animation: gift-shake 1s ease infinite;
}

@keyframes lottery-glow {
    0%, 100% { box-shadow: 0 0 5px rgba(231, 76, 60, 0.5); }
    50% { box-shadow: 0 0 20px rgba(231, 76, 60, 0.8); }
}

.member-main {
    flex: 1;
    padding: 24px;
}

/* 移动端会员导航 */
.member-mobile-nav {
    display: none;
    background: #fff;
    border-bottom: 1px solid var(--border);
    overflow-x: auto;
}

.member-mobile-nav-inner {
    display: flex;
    gap: 8px;
    padding: 12px 16px;
}

.member-mobile-nav a {
    flex-shrink: 0;
    padding: 8px 16px;
    color: var(--dark);
    text-decoration: none;
    font-size: 14px;
    border-radius: var(--radius);
    white-space: nowrap;
}

.member-mobile-nav a.active {
    background: var(--primary);
    color: #fff;
}

/* 登录页面 */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: linear-gradient(135deg, var(--primary) 0%, #1e40af 100%);
}

.login-box {
    width: 100%;
    max-width: 420px;
    background: #fff;
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.login-box h1 {
    text-align: center;
    margin-bottom: 8px;
}

.login-box .subtitle {
    text-align: center;
    color: var(--gray);
    margin-bottom: 32px;
}

/* 提示框 */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 16px;
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.alert-success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

/* 支付页面 */
.payment-container {
    max-width: 600px;
    margin: 0 auto;
}

.payment-details {
    background: var(--light-gray);
    padding: 20px;
    border-radius: var(--radius);
    margin-bottom: 24px;
}

.payment-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

.payment-row:last-child {
    border-bottom: none;
}

.payment-row .label {
    color: var(--gray);
}

.payment-row .value {
    font-weight: 600;
}

.qr-container {
    text-align: center;
    padding: 32px;
    background: #fff;
    border-radius: var(--radius);
    margin-bottom: 24px;
}

.pix-code {
    background: var(--light-gray);
    padding: 16px;
    border-radius: var(--radius);
    word-break: break-all;
    font-family: monospace;
    font-size: 12px;
    margin-bottom: 16px;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .admin-sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s;
        z-index: 1001;
    }
    
    .admin-sidebar.open {
        transform: translateX(0);
    }
    
    .admin-main {
        margin-left: 0;
    }
    
    .amount-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 10px;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .header-left {
        display: flex !important;
        visibility: visible !important;
    }
    
    .header-left .lang-select {
        display: block !important;
        font-size: 12px;
        padding: 6px 24px 6px 8px;
        min-width: 80px;
    }
    
    .header-left .lang-dropdown {
        display: inline-block !important;
    }
    
    .nav-link span {
        display: none;
    }
    
    .amount-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
    }
    
    .amount-btn {
        padding: 14px 6px;
        font-size: 14px;
    }
    
    .carrier-grid {
        gap: 12px;
    }
    
    .card {
        padding: 16px;
    }
    
    .member-layout {
        flex-direction: column;
    }
    
    .member-sidebar {
        display: none;
        position: fixed;
        top: 60px;
        left: 0;
        width: 260px;
        height: calc(100vh - 60px);
        z-index: 1000;
        background: #fff;
        border-right: 1px solid var(--border);
        padding: 24px 0;
        overflow-y: auto;
    }
    
    .member-sidebar.open {
        display: block;
    }
    
    .member-mobile-nav {
        display: block;
    }
    
    .member-main {
        padding: 16px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .stat-card {
        padding: 16px;
    }
    
    .stat-card .value {
        font-size: 24px;
    }
    
    .data-table {
        display: block;
        overflow-x: auto;
    }
    
    .review-card {
        flex: 0 0 280px;
    }
    
    .login-box {
        padding: 24px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

@media (max-width: 480px) {
    .amount-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
    }
    
    .amount-btn {
        padding: 12px 4px;
        font-size: 13px;
    }
    
    .carrier-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .btn-lg {
        padding: 14px 24px;
        font-size: 16px;
    }
}

/* 工具类 */
.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }
.text-danger { color: var(--danger); }
.text-gray { color: var(--gray); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }

.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }

.w-full { width: 100%; }
.hidden { display: none; }