/* style.css - 支付宝支付页面样式 */

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --text: #e5e7eb;
    --text-light: #9ca3af;
    --text-lighter: #6b7280;
    --bg: #0a0a0a;
    --card-bg: rgba(17, 17, 17, 0.85);
    --card-bg-light: rgba(26, 26, 26, 0.8);
    --border: rgba(42, 42, 42, 0.6);
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.5), 0 1px 2px 0 rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5), 0 2px 4px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.4);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
}

html, body {
    height: 100%;
    width: 100%;
}

body {
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow-x: hidden;
}

/* 透明遮罩层 */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 10, 0.7);
    z-index: -1;
}

/* 主要内容 */
.main-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.header {
    text-align: center;
    margin-bottom: 40px;
    max-width: 600px;
}

.title {
    font-size: 36px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.title-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
}

.subtitle {
    font-size: 18px;
    color: var(--text-light);
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 8px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.subtitle-icon {
    color: var(--primary);
}

.card {
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    margin-bottom: 30px;
    transition: var(--transition);
    border: 1px solid var(--border);
    width: 100%;
    max-width: 1000px;
    position: relative;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

/* 装饰角 */
.card::before, .card::after {
    content: '';
    position: absolute;
    width: 40px;
    height: 40px;
    border: 2px solid var(--primary);
    z-index: 1;
}

.card::before {
    top: 0;
    left: 0;
    border-right: none;
    border-bottom: none;
    border-top-left-radius: var(--radius);
}

.card::after {
    bottom: 0;
    right: 0;
    border-left: none;
    border-top: none;
    border-bottom-right-radius: var(--radius);
}

.card-header {
    padding: 24px 30px 20px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.9) 0%, rgba(79, 70, 229, 0.9) 100%);
    color: white;
    position: relative;
}

.card-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
}

.card-title {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.card-subtitle {
    font-size: 16px;
    opacity: 0.9;
    font-weight: 400;
}

.card-content {
    padding: 30px;
}

.section {
    margin-bottom: 30px;
}

.section-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.section-title i {
    color: var(--primary);
}

/* 产品网格 - 4列 */
.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 30px;
    position: relative;
}

/* 产品选择区域动态背景 */
.product-grid::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    background: linear-gradient(45deg, 
        rgba(99, 102, 241, 0.1) 0%, 
        rgba(16, 185, 129, 0.1) 25%, 
        rgba(245, 158, 11, 0.1) 50%, 
        rgba(239, 68, 68, 0.1) 75%, 
        rgba(99, 102, 241, 0.1) 100%);
    background-size: 400% 400%;
    border-radius: var(--radius);
    z-index: -1;
    animation: gradientShift 8s ease infinite;
    filter: blur(8px);
}

.product-card {
    background: var(--card-bg-light);
    border-radius: var(--radius-sm);
    padding: 20px;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    z-index: 1;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transition: var(--transition);
    z-index: -1;
}

.product-card:hover::before {
    left: 100%;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
}

.product-card.selected {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.15);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

.product-icon {
    width: 60px;
    height: 60px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    position: relative;
    z-index: 2;
}

.product-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
    position: relative;
    z-index: 2;
}

.product-description {
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 12px;
    line-height: 1.4;
    flex: 1;
    position: relative;
    z-index: 2;
}

.product-price {
    font-size: 20px;
    font-weight: 700;
    color: #e9a70b;
    position: relative;
    z-index: 2;
}

.badge {
    display: inline-block;
    background: var(--primary);
    color: white;
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 4px;
    margin-top: 8px;
    position: relative;
    z-index: 2;
}

/* 完全修复的丝带角标样式 */
.ribbon {
    position: absolute;
    top: 15px;
    right: -35px;
    background: linear-gradient(135deg, #ff0000 0%, #cc0000 100%);
    color: white;
    font-size: 12px;
    padding: 6px 40px;
    font-weight: bold;
    z-index: 20;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    transform: rotate(45deg);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    letter-spacing: 1px;
    white-space: nowrap;
}

/* 热卖丝带样式 */
.ribbon-hot {
    background: linear-gradient(135deg, #ff8c00 0%, #ff5500 100%);
}

/* 推荐丝带样式 */
.ribbon-recommend {
    background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
}

/* 美化的订单详情 - 动态背景 */
.payment-details {
    background: var(--card-bg-light);
    border-radius: var(--radius-sm);
    padding: 24px;
    margin-bottom: 24px;
    border: 1px solid var(--border);
    position: relative;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    overflow: hidden;
}

.payment-details::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(16, 185, 129, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
    z-index: 0;
    animation: float 6s ease-in-out infinite;
}

.payment-details::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    z-index: -1;
    opacity: 0.3;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    z-index: 1;
}

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

.detail-label {
    font-size: 15px;
    color: var(--text-light);
    font-weight: 500;
}

.detail-value {
    font-size: 15px;
    color: var(--text);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.copy-btn {
    background: transparent;
    border: none;
    color: #e9a70b;
    cursor: pointer;
    font-size: 14px;
    transition: var(--transition);
    padding: 6px 10px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    gap: 4px;
    position: relative;
    z-index: 1;
}

.copy-btn:hover {
    background: rgba(99, 102, 241, 0.1);
}

.amount-highlight {
    color: #e9a70b;
    font-size: 20px;
    font-weight: 700;
}

/* 倒计时组件 - 按照图片样式 */
.countdown-container {
    background: var(--card-bg-light);
    border-radius: var(--radius-sm);
    padding: 20px;
    margin-bottom: 24px;
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.countdown-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
}

.countdown-title {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.countdown-timer {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
    font-family: 'Courier New', monospace;
    letter-spacing: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.countdown-separator {
    color: var(--text-light);
    margin: 0 4px;
}

.countdown-expired {
    color: var(--error);
}

.order-time {
    font-size: 12px;
    color: var(--text-light);
    margin-top: 12px;
    text-align: center;
}

.payment-methods {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.payment-method {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 16px;
    border-radius: var(--radius-sm);
    background: var(--card-bg-light);
    border: 1px solid var(--border);
    transition: var(--transition);
    cursor: pointer;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.payment-method.active {
    background: rgba(99, 102, 241, 0.15);
    border-color: var(--primary);
}

.payment-method:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.payment-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: var(--card-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--primary);
    box-shadow: var(--shadow);
}

.payment-name {
    font-size: 14px;
    color: var(--text-light);
    font-weight: 500;
}

.submit-btn {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    padding: 18px;
    width: 100%;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.submit-btn:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, #3730a3 100%);
    box-shadow: var(--shadow-xl);
    transform: translateY(-2px);
}

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

/* 简化的页脚 */
.footer {
    text-align: center;
    padding: 30px 20px;
    color: var(--text-light);
    font-size: 14px;
    border-top: 1px solid var(--border);
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    color: var(--text);
}

.footer-logo-icon {
    width: 24px;
    height: 24px;
    border-radius: 6px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 12px;
}

.footer-copyright {
    color: var(--text-lighter);
    font-size: 13px;
}

/* 管理入口链接样式 - 新增 */
.admin-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    padding: 6px 12px;
    border-radius: 4px;
    border: 1px solid transparent;
}

.admin-link:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: var(--primary);
}

/* 智能遮罩层样式 */
.smart-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 10, 0.95);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(8px);
}

.smart-overlay.active {
    opacity: 1;
    visibility: visible;
}

.payment-modal {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 32px;
    text-align: center;
    max-width: 420px;
    width: 90%;
    box-shadow: var(--shadow-xl);
    transform: translateY(30px) scale(0.95);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.smart-overlay.active .payment-modal {
    transform: translateY(0) scale(1);
}

.payment-modal::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
}

.payment-modal-icon {
    font-size: 64px;
    color: var(--primary);
    margin-bottom: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: rgba(99, 102, 241, 0.1);
}

.payment-modal-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text);
}

.payment-modal-text {
    color: var(--text-light);
    margin-bottom: 24px;
    line-height: 1.5;
}

.progress-bar {
    height: 6px;
    background: var(--card-bg-light);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 24px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    width: 0%;
    transition: width 0.5s ease;
}

.modal-actions {
    display: flex;
    gap: 12px;
}

.refresh-btn {
    flex: 1;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

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

.cancel-btn {
    flex: 1;
    background: var(--card-bg-light);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.cancel-btn:hover {
    background: var(--border);
}

.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
}

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

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

.pulse {
    animation: pulse 2s infinite;
}

/* 加载动画 */
.loading-dots {
    display: inline-flex;
    gap: 4px;
}

.loading-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary);
    animation: loading-dots 1.4s ease-in-out infinite both;
}

.loading-dots span:nth-child(1) {
    animation-delay: -0.32s;
}

.loading-dots span:nth-child(2) {
    animation-delay: -0.16s;
}

/* 新增动态背景动画 */
@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes float {
    0% { transform: translate(0px, 0px); }
    50% { transform: translate(-5px, -5px); }
    100% { transform: translate(0px, 0px); }
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .product-grid {
        grid-template-columns: 1fr;
    }
    
    .payment-methods {
        flex-direction: column;
    }
    
    .payment-modal {
        padding: 24px;
    }
    
    .modal-actions {
        flex-direction: column;
    }
    
    .title {
        font-size: 28px;
    }
    
    .subtitle {
        font-size: 16px;
    }
    
    /* 移动端丝带角标调整 */
    .ribbon {
        font-size: 10px;
        padding: 4px 30px;
        right: -25px;
        top: 12px;
    }
}

@media (max-width: 480px) {
    .main-container {
        padding: 20px 16px;
    }
    
    .card-content {
        padding: 20px;
    }
    
    .card-header {
        padding: 20px 20px 16px;
    }
    
    .countdown-timer {
        font-size: 24px;
    }
    
    /* 移动端丝带角标进一步调整 */
    .ribbon {
        font-size: 9px;
        padding: 3px 25px;
        right: -20px;
        top: 10px;
    }
}

/* 成功提示 */
.toast {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--success);
    color: white;
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    z-index: 10000;
    transition: transform 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
}

/* 空状态提示 */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-light);
}

.empty-state i {
    font-size: 48px;
    margin-bottom: 16px;
    color: var(--text-lighter);
}

.empty-state h3 {
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--text);
}

.empty-state p {
    font-size: 14px;
}