/* ========================================
   宠安宠物托运 - 一屏单页样式 v1.6
   ======================================== */

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

:root {
    --primary: #FF8A50;
    --primary-dark: #E85D04;
    --primary-light: #FFB088;
    --green: #10B981;
    --blue: #3B82F6;
    --purple: #8B5CF6;
    --orange: #F59E0B;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --font-family: 'Noto Sans SC', 'PingFang SC', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    font-family: var(--font-family);
    color: var(--gray-800);
    line-height: 1.6;
    overflow: hidden;
    height: 100vh;
    background: linear-gradient(135deg, #FFF8F0 0%, #FFEDD5 30%, #FEF3F7 70%, #F0F9FF 100%);
}

/* 背景装饰 - 点阵纹理 */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: radial-gradient(circle, rgba(255,138,80,0.06) 1px, transparent 1px);
    background-size: 24px 24px;
    pointer-events: none;
    z-index: 0;
}

/* ==================== 全屏容器 ==================== */
.single-page {
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100vh;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    z-index: 1;
}

/* ==================== 顶部导航 ==================== */
.top-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    height: 60px;
    flex-shrink: 0;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-logo {
    width: 40px;
    height: 40px;
}

.nav-title {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-contact .contact-phone {
    font-size: 0.9rem;
    color: var(--gray-600);
    padding: 0.5rem 1rem;
    background: rgba(255,255,255,0.7);
    border-radius: 2rem;
    backdrop-filter: blur(10px);
}

/* ==================== 主内容区 ==================== */
.main-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5rem;
    padding: 1.5rem 0;
    min-height: 0;
}

/* ==================== 左侧品牌区 ==================== */
.brand-section {
    flex: 1;
    max-width: 50%;
}

.brand-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, rgba(255,255,255,0.95), rgba(255,243,239,0.9));
    backdrop-filter: blur(10px);
    border-radius: 2.5rem;
    font-size: 0.85rem;
    color: var(--gray-700);
    margin-bottom: 1.25rem;
    box-shadow: 0 3px 12px rgba(255,138,80,0.12);
    border: 1px solid rgba(255,138,80,0.15);
}

.badge-icon {
    font-size: 1.1rem;
}

.badge-line {
    width: 1px;
    height: 14px;
    background: linear-gradient(to bottom, transparent, var(--primary), transparent);
}

.badge-text {
    font-weight: 600;
    color: var(--gray-700);
}

/* Slogan - 层次感标题 */
.brand-title {
    margin-bottom: 1rem;
    line-height: 1.15;
}

.title-main {
    display: block;
    font-size: clamp(2.25rem, 4.5vw, 3rem);
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title-sub {
    display: block;
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 600;
    color: var(--gray-600);
    letter-spacing: 0.05em;
}

.brand-desc {
    font-size: 1rem;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.brand-desc strong {
    color: var(--primary);
    font-weight: 700;
}

/* 功能特性 - 胶囊标签 */
.features-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(8px);
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-700);
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    border: 1px solid rgba(0,0,0,0.04);
}

.feature-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

/* 胶囊图标 */
.feature-item.icon-green {
    border-color: rgba(16, 185, 129, 0.15);
}
.feature-item.icon-green .feature-icon {
    font-size: 1rem;
}

.feature-item.icon-blue {
    border-color: rgba(59, 130, 246, 0.15);
}

.feature-item.icon-orange {
    border-color: rgba(245, 158, 11, 0.15);
}

.feature-item.icon-purple {
    border-color: rgba(139, 92, 246, 0.15);
}

.feature-text {
    color: var(--gray-700);
}

.feature-item:hover .feature-text {
    color: var(--gray-800);
}

/* 数据卡片 */
.stats-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.25rem 1.75rem;
    background: linear-gradient(135deg, rgba(255,255,255,0.95), rgba(255,243,239,0.9));
    backdrop-filter: blur(10px);
    border-radius: 1rem;
    box-shadow: 
        0 4px 20px rgba(255,138,80,0.1),
        0 2px 8px rgba(0,0,0,0.04);
    border: 1px solid rgba(255,138,80,0.12);
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.stat-divider {
    width: 1px;
    height: 36px;
    background: linear-gradient(to bottom, transparent, var(--gray-300), transparent);
}

.stat-num {
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--gray-500);
    font-weight: 500;
}

/* ==================== 右侧扫码区 ==================== */
.focus-section {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.25rem;
}

/* 扫码卡片 */
.focus-card {
    position: relative;
    background: white;
    border-radius: 1.5rem;
    padding: 1.5rem;
    text-align: center;
    box-shadow: 
        0 25px 80px rgba(255,138,80,0.2),
        0 10px 30px rgba(0,0,0,0.08);
    min-width: 280px;
    overflow: visible;
}

/* 卡片外呼吸光圈 */
.focus-card::before {
    content: '';
    position: absolute;
    inset: -4px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light), var(--primary-dark), var(--primary));
    background-size: 300% 300%;
    border-radius: 1.7rem;
    z-index: -1;
    animation: borderGlow 3s ease-in-out infinite;
}

@keyframes borderGlow {
    0%, 100% { 
        opacity: 0.35;
        background-position: 0% 50%;
        transform: scale(1);
    }
    50% { 
        opacity: 0.7;
        background-position: 100% 50%;
        transform: scale(1.015);
    }
}

/* 顶部焦点头部 */
.focus-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    padding-bottom: 0.875rem;
    border-bottom: 1px dashed var(--gray-200);
}

.focus-icon-wrap {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    border-radius: 0.625rem;
    box-shadow: 0 3px 10px rgba(255,138,80,0.25);
}

.focus-icon {
    font-size: 1.1rem;
}

.focus-title-wrap {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.focus-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-800);
    line-height: 1.3;
}

.focus-sub {
    font-size: 0.7rem;
    color: var(--gray-500);
}

/* 焦点光效背景 */
.focus-glow {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 180px;
    height: 180px;
    background: radial-gradient(circle, rgba(255,138,80,0.12) 0%, transparent 70%);
    pointer-events: none;
    animation: focusGlowPulse 3s ease-in-out infinite;
}

@keyframes focusGlowPulse {
    0%, 100% { opacity: 0.5; transform: translateX(-50%) scale(1); }
    50% { opacity: 0.9; transform: translateX(-50%) scale(1.1); }
}

/* 二维码包装 */
.qrcode-wrapper {
    position: relative;
    display: inline-block;
    margin-bottom: 0.875rem;
}

.qrcode-glow {
    position: absolute;
    inset: -12px;
    background: radial-gradient(circle, rgba(255,138,80,0.25) 0%, transparent 70%);
    border-radius: 50%;
    animation: glowPulse 2.5s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 0.9; transform: scale(1.06); }
}

.qrcode-box {
    position: relative;
    z-index: 2;
    background: white;
    border-radius: 0.875rem;
    padding: 0.625rem;
    box-shadow: 0 3px 15px rgba(0,0,0,0.06);
    border: 3px dashed var(--gray-200);
}

.qrcode-img {
    width: 150px;
    height: 150px;
    display: block;
    border-radius: 0.375rem;
}

.qrcode-fallback {
    width: 150px;
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-50);
    border-radius: 0.375rem;
    border: 2px dashed var(--gray-300);
}

/* 小程序名称 */
.app-name {
    margin-bottom: 0.625rem;
}

.app-name-text {
    display: inline-block;
    font-size: 1.2rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 引导提示 */
.scan-tip {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: white;
    padding: 0.625rem 1.25rem;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 2rem;
    box-shadow: 0 3px 12px rgba(255,138,80,0.35);
    transition: all 0.3s ease;
    cursor: pointer;
}

.scan-tip:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(255,138,80,0.45);
}

/* 服务流程 */
.process-mini {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.25rem;
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(10px);
    border-radius: 0.875rem;
    flex-wrap: wrap;
    justify-content: center;
    box-shadow: 0 3px 15px rgba(0,0,0,0.06);
}

.process-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.375rem;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.process-step:hover {
    transform: scale(1.08);
}

.step-icon {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    background: white;
    border-radius: 50%;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.process-step:hover .step-icon {
    box-shadow: 0 3px 15px rgba(255,138,80,0.25);
}

.process-step span {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--gray-600);
}

.step-arrow {
    font-size: 0.875rem;
    color: var(--primary);
    font-weight: 600;
}

/* ==================== 底部认证 ==================== */
.bottom-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.875rem 0;
    flex-shrink: 0;
    border-top: 1px solid rgba(0,0,0,0.04);
}

.cert-badges {
    display: flex;
    gap: 1.25rem;
}

.cert {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.copyright {
    font-size: 0.75rem;
    color: var(--gray-400);
}

/* ==================== 响应式 - 平板 ==================== */
@media (max-width: 1024px) {
    .single-page {
        padding: 0 1.5rem;
    }
    
    .main-content {
        flex-direction: column;
        gap: 2rem;
        padding: 1rem 0;
        overflow-y: auto;
    }
    
    .brand-section {
        max-width: 100%;
        text-align: center;
    }
    
    .brand-badge {
        margin: 0 auto 1rem;
    }
    
    .features-row {
        justify-content: center;
    }
    
    .stats-card {
        justify-content: center;
    }
    
    .focus-section {
        flex-direction: column;
    }
    
    .process-mini {
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* ==================== 响应式 - 移动 ==================== */
@media (max-width: 640px) {
    body {
        height: auto;
        min-height: 100vh;
        overflow-y: auto;
    }
    
    .single-page {
        height: auto;
        min-height: 100vh;
        padding: 0 1rem;
    }
    
    .top-nav {
        height: auto;
        padding: 0.75rem 0;
    }
    
    .nav-title {
        font-size: 1.25rem;
    }
    
    .nav-contact .contact-phone {
        font-size: 0.8rem;
        padding: 0.375rem 0.75rem;
    }
    
    .brand-section {
        padding-top: 0.5rem;
    }
    
    .brand-title {
        margin-bottom: 0.875rem;
    }
    
    .title-main {
        font-size: 1.875rem;
    }
    
    .title-sub {
        font-size: 1.375rem;
    }
    
    .brand-desc {
        font-size: 0.9rem;
        margin-bottom: 1.25rem;
    }
    
    .features-row {
        gap: 0.5rem;
        margin-bottom: 1.25rem;
    }
    
    .feature-item {
        padding: 0.4rem 0.75rem;
        font-size: 0.8rem;
    }
    
    .stats-card {
        padding: 1rem 1.25rem;
        gap: 1rem;
    }
    
    .stat-num {
        font-size: 1.25rem;
    }
    
    .stat-label {
        font-size: 0.7rem;
    }
    
    .focus-card {
        padding: 1.125rem;
        min-width: auto;
        max-width: 280px;
    }
    
    .qrcode-img,
    .qrcode-fallback {
        width: 130px;
        height: 130px;
    }
    
    .app-name-text {
        font-size: 1.1rem;
    }
    
    .scan-tip {
        font-size: 0.8rem;
        padding: 0.5rem 1rem;
    }
    
    .process-mini {
        gap: 0.375rem;
        padding: 0.625rem 0.875rem;
    }
    
    .step-icon {
        width: 36px;
        height: 36px;
        font-size: 1rem;
    }
    
    .process-step span {
        font-size: 0.6rem;
    }
    
    .bottom-bar {
        flex-direction: column;
        gap: 0.625rem;
        padding: 0.875rem 0 1.25rem;
    }
    
    .cert-badges {
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.625rem 1rem;
    }
}

/* ==================== 动画 ==================== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.brand-badge,
.brand-title,
.brand-desc,
.features-row,
.stats-card,
.focus-section {
    animation: fadeIn 0.8s ease-out forwards;
}

.brand-title { animation-delay: 0.1s; }
.brand-desc { animation-delay: 0.15s; }
.features-row { animation-delay: 0.2s; }
.stats-card { animation-delay: 0.25s; }
.focus-section { animation-delay: 0.15s; }

/* 数字计数动画 */
.count-up {
    display: inline-block;
}