/* ============================================
慕熙宠物零食 - 高端品牌风格 V2.0
   Inspired by bilepet.com
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
    --color-primary: #c8a165;
    --color-primary-dark: #b89155;
    --color-primary-light: #f0d9a0;
    --color-logo-bg: #c12121;
    --color-dark: #1a1a2e;
    --color-darker: #16213e;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-text-muted: #888888;
    --color-bg: #ffffff;
    --color-bg-light: #f8f9fa;
    --color-border: #e8e8e8;
    --font-heading: 'Georgia', 'Noto Serif SC', 'Songti SC', serif;
    --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
    --transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --shadow-sm: 0 2px 10px rgba(0,0,0,0.06);
    --shadow-md: 0 8px 30px rgba(0,0,0,0.08);
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.12);
}

/* ---------- Reset & Base ---------- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, ol {
    list-style: none;
}

.auto-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.page-wrapper {
    min-height: 100vh;
}

/* ---------- Scroll Animation (disabled) ---------- */

/* ============================================
   HEADER - 透明悬浮导航
   ============================================ */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 25px 0;
    transition: var(--transition);
}

.main-header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    padding: 15px 0;
    box-shadow: 0 2px 30px rgba(0,0,0,0.08);
    backdrop-filter: blur(20px);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 50px;
}

.header-logo {
    display: flex;
    align-items: center;
    gap: 14px;
    z-index: 1001;
}

.site-logo-mark {
    width: 44px;
    height: 44px;
    flex: 0 0 44px;
    border: 1px solid var(--color-logo-bg);
    border-radius: 10px;
    display: inline-grid;
    place-items: center;
    overflow: hidden;
    background: var(--color-logo-bg);
    color: var(--color-primary);
    font-family: Georgia, "Times New Roman", serif;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 1px;
}

.site-logo-mark img {
    display: block;
    width: 100%;
    height: 100%;
    padding: 4px;
    object-fit: contain;
}

.header-logo .logo-text {
    display: flex;
    flex-direction: column;
}

.header-logo .logo-text strong {
    font-size: 22px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 3px;
    transition: color 0.3s;
}

.main-header.scrolled .header-logo .logo-text strong {
    color: var(--color-text);
}

.header-logo .logo-text small {
    font-size: 10px;
    color: rgba(255,255,255,0.7);
    letter-spacing: 2px;
    text-transform: uppercase;
    transition: color 0.3s;
}

.main-header.scrolled .header-logo .logo-text small {
    color: var(--color-text-muted);
}

/* Navigation */
.header-nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 50px;
    list-style: none;
}

.nav-item {
    position: relative;
}

.nav-link {
    font-size: 15px;
    color: rgba(255,255,255,0.9);
    letter-spacing: 2px;
    padding: 8px 0;
    position: relative;
    transition: color 0.3s;
}

.main-header.scrolled .nav-link {
    color: var(--color-text-light);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link:hover,
.nav-link.active {
    color: #fff;
}

.main-header.scrolled .nav-link:hover,
.main-header.scrolled .nav-link.active {
    color: var(--color-primary);
}

/* 子菜单 */
.has-submenu {
    position: relative;
}

.submenu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    min-width: 160px;
    background: #fff;
    padding: 15px 0;
    box-shadow: var(--shadow-lg);
    border-radius: 4px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.has-submenu:hover .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.submenu a {
    display: block;
    padding: 10px 25px;
    font-size: 14px;
    color: var(--color-text-light);
    letter-spacing: 1px;
    white-space: nowrap;
}

.submenu a:hover {
    color: var(--color-primary);
    background: var(--color-bg-light);
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
}

.mobile-menu-btn span {
    display: block;
    width: 28px;
    height: 2px;
    background: #fff;
    margin: 7px 0;
    transition: var(--transition);
    border-radius: 2px;
}

.main-header.scrolled .mobile-menu-btn span {
    background: var(--color-text);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* 移动端导航面板 */
.mobile-nav-panel {
    position: fixed;
    top: 0;
    right: -100%;
    width: 320px;
    height: 100vh;
    background: #fff;
    z-index: 999;
    transition: right 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: -10px 0 40px rgba(0,0,0,0.1);
    overflow-y: auto;
}

.mobile-nav-panel.open {
    right: 0;
}

.mobile-nav-inner {
    padding: 30px;
}

.mobile-nav-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 20px;
}

.mobile-nav-header .site-logo-mark {
    width: 38px;
    height: 38px;
    flex-basis: 38px;
    background: #fff8ec;
}

.mobile-nav-header strong {
    font-size: 20px;
    color: var(--color-text);
    letter-spacing: 2px;
}

.mobile-nav-list {
    list-style: none;
}

.mobile-nav-list li {
    border-bottom: 1px solid var(--color-border);
}

.mobile-nav-list li > a,
.mobile-nav-list li > span {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 0;
    font-size: 16px;
    color: var(--color-text);
    cursor: pointer;
}

.mobile-nav-list li > span::after {
    content: '+';
    font-size: 20px;
    color: var(--color-text-muted);
    transition: transform 0.3s;
}

.mobile-nav-list li.open > span::after {
    transform: rotate(45deg);
}

.mobile-submenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.mobile-nav-list li.open .mobile-submenu {
    max-height: 300px;
}

.mobile-submenu a {
    display: block;
    padding: 12px 0 12px 20px;
    font-size: 14px;
    color: var(--color-text-light);
}

.mobile-submenu a:hover {
    color: var(--color-primary);
}

body.nav-open {
    overflow: hidden;
}

/* ============================================
   HERO BANNER - 全屏首屏
   ============================================ */
.hero-banner {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--color-dark);
}

.hero-bg-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(200,161,101,0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(200,161,101,0.1) 0%, transparent 40%),
        radial-gradient(ellipse at 50% 80%, rgba(200,161,101,0.08) 0%, transparent 50%),
        linear-gradient(135deg, #2c3e50 0%, #1a1a2e 50%, #16213e 100%);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23c8a165' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #fff;
    padding: 0 20px;
}

.hero-subtitle {
    font-size: 14px;
    letter-spacing: 10px;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 25px;
    font-family: var(--font-heading);
    opacity: 0;
    animation: heroFadeIn 1s ease 0.3s forwards;
}

.hero-title {
    font-size: 68px;
    font-weight: 300;
    letter-spacing: 10px;
    margin-bottom: 25px;
    font-family: var(--font-heading);
    opacity: 0;
    animation: heroFadeIn 1s ease 0.5s forwards;
}

.hero-brand {
    font-size: 80px;
    font-weight: 700;
    letter-spacing: 15px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 25px;
    font-family: var(--font-heading);
    opacity: 0;
    animation: heroFadeIn 1s ease 0.7s forwards;
}

.hero-desc {
    font-size: 18px;
    color: rgba(255,255,255,0.6);
    letter-spacing: 3px;
    margin-bottom: 50px;
    opacity: 0;
    animation: heroFadeIn 1s ease 0.9s forwards;
}

.hero-btn {
    display: inline-block;
    padding: 18px 55px;
    background: transparent;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    font-size: 14px;
    letter-spacing: 4px;
    text-transform: uppercase;
    transition: var(--transition);
    opacity: 0;
    animation: heroFadeIn 1s ease 1.1s forwards;
}

@keyframes heroFadeIn {
    from {
        opacity: 0;
        transform: translateY(25px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-btn:hover {
    background: var(--color-primary);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(200, 161, 101, 0.3);
}

.hero-scroll-hint {
    position: absolute;
    bottom: 45px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: rgba(255,255,255,0.4);
    font-size: 11px;
    letter-spacing: 3px;
    opacity: 0;
    animation: heroFadeIn 1s ease 1.5s forwards;
}

.scroll-line {
    width: 1px;
    height: 50px;
    background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.4; transform: scaleY(1); }
    50% { opacity: 1; transform: scaleY(1.2); }
}

/* ============================================
   SECTION - 通用区块
   ============================================ */
.section {
    padding: 120px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-label {
    font-size: 13px;
    letter-spacing: 6px;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 18px;
    font-family: var(--font-heading);
}

.section-title {
    font-size: 44px;
    font-weight: 400;
    color: var(--color-text);
    letter-spacing: 4px;
    font-family: var(--font-heading);
}

.section-desc {
    font-size: 16px;
    color: var(--color-text-muted);
    margin-top: 20px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.9;
}

.brand-label {
    font-size: 13px;
    letter-spacing: 6px;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 15px;
    font-family: var(--font-heading);
}

/* ============================================
   BRAND SECTION - 品牌介绍
   ============================================ */
.brand-section {
    background: #fff;
}

.brand-row {
    display: flex;
    align-items: center;
    gap: 80px;
    margin-bottom: 120px;
}

.brand-row:last-child {
    margin-bottom: 0;
}

.brand-row.reverse {
    flex-direction: row-reverse;
}

.brand-visual {
    flex: 1;
    position: relative;
}

.brand-img-main {
    width: 100%;
    height: 500px;
    border-radius: 8px;
    overflow: hidden;
}

.brand-img-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.brand-img-float {
    position: absolute;
    width: 180px;
    height: 180px;
    background: var(--color-primary);
    border-radius: 8px;
    bottom: -25px;
    right: -25px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 55px;
    box-shadow: 0 25px 50px rgba(0,0,0,0.12);
}

.brand-text {
    flex: 1;
}

.brand-title {
    font-size: 44px;
    font-weight: 400;
    color: var(--color-text);
    margin-bottom: 28px;
    letter-spacing: 3px;
    font-family: var(--font-heading);
}

.brand-text p {
    font-size: 16px;
    color: var(--color-text-light);
    line-height: 2;
    margin-bottom: 20px;
}

.btn-brand {
    display: inline-block;
    padding: 15px 42px;
    background: transparent;
    border: 2px solid var(--color-text);
    color: var(--color-text);
    font-size: 13px;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-top: 10px;
    transition: var(--transition);
}

.btn-brand:hover {
    background: var(--color-text);
    color: #fff;
}

/* ============================================
   FEATURED SECTION - 热门产品
   ============================================ */
.featured-section {
    background: 
        radial-gradient(ellipse at 70% 30%, rgba(200,161,101,0.05) 0%, transparent 50%),
        var(--color-bg-light);
}

.featured-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.featured-card {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.featured-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-lg);
}

.featured-img {
    aspect-ratio: 1 / 1;
    overflow: hidden;
    position: relative;
    background: #fffaf2;
}

.featured-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.8s ease;
}

.featured-card:hover .featured-img img {
    transform: scale(1.08);
}

.featured-img .img-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
    background: linear-gradient(135deg, #f5f7fa 0%, #e8eaf0 100%);
}

.featured-info {
    padding: 30px;
}

.featured-info h3 {
    font-size: 22px;
    font-weight: 500;
    margin-bottom: 12px;
    color: var(--color-text);
    letter-spacing: 1px;
}

.featured-desc {
    font-size: 14px;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: 20px;
}

.featured-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid var(--color-border);
}

.featured-price {
    font-size: 26px;
    color: var(--color-primary);
    font-weight: 600;
    font-family: var(--font-heading);
}

.btn-detail {
    display: inline-block;
    padding: 10px 28px;
    background: var(--color-text);
    color: #fff;
    font-size: 13px;
    letter-spacing: 1px;
    border-radius: 3px;
    transition: var(--transition);
}

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

/* ============================================
   CHOOSE SECTION - 分类选择
   ============================================ */
.choose-section {
    background: 
        radial-gradient(ellipse at 20% 80%, rgba(200,161,101,0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(200,161,101,0.08) 0%, transparent 40%),
        linear-gradient(135deg, var(--color-dark) 0%, var(--color-darker) 100%);
    color: #fff;
    text-align: center;
}

.choose-header h2 {
    font-size: 38px;
    font-weight: 300;
    letter-spacing: 4px;
    margin-bottom: 18px;
    font-family: var(--font-heading);
}

.choose-header p {
    font-size: 16px;
    color: rgba(255,255,255,0.5);
    letter-spacing: 3px;
    margin-bottom: 60px;
}

.choose-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 35px;
}

.choose-card {
    width: 260px;
    padding: 50px 30px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 8px;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
}

.choose-card:hover {
    background: rgba(200, 161, 101, 0.08);
    border-color: var(--color-primary);
    transform: translateY(-10px);
}

.choose-icon {
    width: 68px;
    height: 68px;
    margin: 0 auto 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    transition: var(--transition);
}

.choose-icon svg {
    width: 58px;
    height: 58px;
}

.choose-card:hover .choose-icon {
    color: #e2bd7b;
    transform: translateY(-2px);
}

.choose-card h3 {
    font-size: 22px;
    font-weight: 400;
    margin-bottom: 10px;
    letter-spacing: 2px;
}

.choose-card p {
    font-size: 14px;
    color: rgba(255,255,255,0.45);
    margin-bottom: 28px;
}

.choose-btn {
    display: inline-block;
    padding: 12px 35px;
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
    font-size: 13px;
    letter-spacing: 2px;
    transition: var(--transition);
}

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

/* ============================================
   STATS SECTION - 数据展示
   ============================================ */
.stats-section {
    background: 
        radial-gradient(ellipse at 50% 50%, rgba(200,161,101,0.05) 0%, transparent 50%),
        #fff;
    padding: 80px 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    text-align: center;
}

.stat-item {
    padding: 20px;
}

.stat-number {
    font-size: 52px;
    font-weight: 600;
    color: var(--color-primary);
    font-family: var(--font-heading);
    margin-bottom: 10px;
    letter-spacing: 2px;
}

.stat-label {
    font-size: 15px;
    color: var(--color-text-muted);
    letter-spacing: 2px;
}

/* ============================================
   PAGE BANNER - 内页Banner
   ============================================ */
.page-banner {
    position: relative;
    height: 450px;
    background: 
        radial-gradient(ellipse at 30% 50%, rgba(200,161,101,0.12) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 30%, rgba(200,161,101,0.08) 0%, transparent 40%),
        var(--color-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    overflow: hidden;
}

.page-banner-sm {
    height: 350px;
}

.banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23c8a165' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.banner-content {
    position: relative;
    z-index: 2;
}

.banner-content h1 {
    font-size: 52px;
    font-weight: 300;
    letter-spacing: 8px;
    margin-bottom: 18px;
    font-family: var(--font-heading);
    opacity: 0;
    animation: bannerFadeIn 1s ease 0.3s forwards;
}

.banner-content p {
    font-size: 16px;
    color: rgba(255,255,255,0.5);
    letter-spacing: 3px;
    opacity: 0;
    animation: bannerFadeIn 1s ease 0.5s forwards;
}

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

/* ============================================
   FILTER BAR - 分类筛选
   ============================================ */
.filter-bar {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 18px;
    margin-bottom: 60px;
}

.filter-btn {
    padding: 13px 32px;
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-light);
    font-size: 14px;
    letter-spacing: 1px;
    border-radius: 3px;
    transition: var(--transition);
    cursor: pointer;
}

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

/* ============================================
   PRODUCTS GRID - 产品列表
   ============================================ */
.products-section {
    background: 
        radial-gradient(ellipse at 30% 70%, rgba(200,161,101,0.05) 0%, transparent 50%),
        var(--color-bg-light);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.product-card {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-lg);
}

.product-img {
    aspect-ratio: 1 / 1;
    overflow: hidden;
    position: relative;
    background: #fffaf2;
}

.product-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.8s ease;
}

.product-card:hover .product-img img {
    transform: scale(1.08);
}

.product-img .img-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 80px;
    background: linear-gradient(135deg, #f5f7fa 0%, #e8eaf0 100%);
}

.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 26, 46, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.product-card:hover .product-overlay {
    opacity: 1;
}

.btn-view {
    display: inline-block;
    padding: 14px 38px;
    background: var(--color-primary);
    color: #fff;
    font-size: 13px;
    letter-spacing: 2px;
    border-radius: 3px;
    transform: translateY(15px);
    transition: var(--transition);
}

.product-card:hover .btn-view {
    transform: translateY(0);
}

.product-info {
    padding: 28px;
}

.product-info h3 {
    font-size: 20px;
    font-weight: 500;
    margin-bottom: 10px;
    color: var(--color-text);
    letter-spacing: 1px;
}

.product-desc {
    font-size: 14px;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: 20px;
}

.product-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 18px;
    border-top: 1px solid var(--color-border);
}

.product-price {
    font-size: 24px;
    color: var(--color-primary);
    font-weight: 600;
    font-family: var(--font-heading);
}

/* ============================================
   PRODUCT DETAIL - 产品详情
   ============================================ */
.product-detail-section {
    background: #fff;
}

.detail-wrapper {
    display: flex;
    gap: 80px;
    background: #fff;
}

.detail-gallery {
    flex: 1;
}

.detail-main-img {
    position: relative;
    width: 100%;
    height: 550px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    background: #f5ecdf;
}

.detail-main-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.detail-gallery-image {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.28s ease;
}

.detail-gallery-image.active {
    opacity: 1;
}

.gallery-arrow {
    position: absolute;
    top: 50%;
    z-index: 2;
    width: 44px;
    height: 44px;
    border: 1px solid rgba(255, 255, 255, 0.72);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(23, 19, 15, 0.38);
    color: #fffaf2;
    cursor: pointer;
    font-size: 34px;
    line-height: 0;
    font-family: Arial, "Microsoft YaHei", sans-serif;
    transform: translateY(-50%);
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.gallery-arrow-prev {
    padding-right: 2px;
}

.gallery-arrow-next {
    padding-left: 2px;
}

.gallery-arrow:hover {
    border-color: var(--color-primary);
    background: rgba(23, 19, 15, 0.58);
    color: var(--color-primary);
}

.gallery-arrow-prev {
    left: 18px;
}

.gallery-arrow-next {
    right: 18px;
}

.detail-thumbs {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(78px, 1fr));
    gap: 12px;
    margin-top: 16px;
}

.detail-thumb {
    aspect-ratio: 1 / 1;
    padding: 0;
    border: 2px solid transparent;
    border-radius: 8px;
    overflow: hidden;
    background: #f5ecdf;
    cursor: pointer;
    opacity: 0.68;
    transition: border-color 0.2s ease, opacity 0.2s ease, transform 0.2s ease;
}

.detail-thumb:hover,
.detail-thumb.active {
    border-color: var(--color-primary);
    opacity: 1;
    transform: translateY(-2px);
}

.detail-thumb img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.detail-main-img .img-placeholder-lg {
    font-size: 140px;
}

.detail-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.detail-header {
    margin-bottom: 30px;
}

.detail-title {
    font-size: 38px;
    font-weight: 400;
    color: var(--color-text);
    margin-bottom: 20px;
    letter-spacing: 2px;
    font-family: var(--font-heading);
}

.detail-price {
    display: flex;
    align-items: baseline;
    gap: 5px;
}

.price-symbol {
    font-size: 22px;
    color: var(--color-primary);
    font-weight: 500;
}

.price-value {
    font-size: 42px;
    color: var(--color-primary);
    font-weight: 600;
    font-family: var(--font-heading);
}

.detail-meta {
    padding: 25px 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 30px;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 12px;
}

.meta-item:last-child {
    margin-bottom: 0;
}

.meta-label {
    font-size: 14px;
    color: var(--color-text-muted);
    min-width: 60px;
}

.meta-value {
    font-size: 15px;
    color: var(--color-text);
}

.detail-desc,
.detail-features {
    margin-bottom: 30px;
}

.detail-desc h3,
.detail-features h3 {
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 18px;
    color: var(--color-text);
    letter-spacing: 1px;
}

.detail-desc p {
    font-size: 15px;
    line-height: 2;
    color: var(--color-text-light);
}

.detail-features ul {
    list-style: none;
}

.detail-features li {
    padding: 10px 0;
    padding-left: 30px;
    position: relative;
    color: var(--color-text-light);
    font-size: 15px;
}

.detail-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

.detail-actions {
    display: flex;
    gap: 20px;
    margin-top: 10px;
}

.btn-primary {
    display: inline-block;
    padding: 17px 48px;
    background: var(--color-primary);
    border: 0;
    color: #fff;
    font-family: inherit;
    font-size: 14px;
    letter-spacing: 3px;
    border-radius: 3px;
    cursor: pointer;
    text-align: center;
    transition: var(--transition);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(200, 161, 101, 0.3);
}

.btn-secondary {
    display: inline-block;
    padding: 17px 48px;
    background: transparent;
    border: 2px solid var(--color-text);
    color: var(--color-text);
    font-size: 14px;
    letter-spacing: 3px;
    border-radius: 3px;
    transition: var(--transition);
}

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

.purchase-qrcode-trigger {
    position: relative;
    display: inline-block;
}

.purchase-qrcode-popover {
    position: absolute;
    left: 50%;
    bottom: calc(100% + 16px);
    width: 178px;
    padding: 14px;
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 18px 45px rgba(0,0,0,0.2);
    text-align: center;
    opacity: 0;
    visibility: hidden;
    transform: translate(-50%, 10px);
    pointer-events: none;
    transition: var(--transition);
    z-index: 10;
}

.purchase-qrcode-popover::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: -7px;
    width: 14px;
    height: 14px;
    background: #fff;
    transform: translateX(-50%) rotate(45deg);
}

.purchase-qrcode-trigger:hover .purchase-qrcode-popover,
.purchase-qrcode-trigger:focus-within .purchase-qrcode-popover {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, 0);
}

.purchase-qrcode-popover img,
.purchase-qrcode-dialog img {
    display: block;
    width: 140px;
    height: 140px;
    margin: 0 auto 12px;
    border-radius: 6px;
    object-fit: cover;
    background: #fff;
}

.purchase-qrcode-popover strong,
.purchase-qrcode-dialog strong {
    display: block;
    color: var(--color-text);
    font-size: 15px;
    line-height: 1.5;
}

.purchase-qrcode-popover span,
.purchase-qrcode-dialog span {
    display: block;
    margin-top: 4px;
    color: var(--color-text-muted);
    font-size: 12px;
    line-height: 1.6;
}

.purchase-qrcode-modal[hidden] {
    display: none;
}

.purchase-qrcode-modal {
    position: fixed;
    inset: 0;
    z-index: 3000;
    display: grid;
    place-items: center;
    padding: 24px;
}

.purchase-qrcode-mask {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.56);
}

.purchase-qrcode-dialog {
    position: relative;
    z-index: 1;
    width: min(300px, 100%);
    padding: 28px 24px 24px;
    border-radius: 10px;
    background: #fff;
    text-align: center;
    box-shadow: 0 24px 80px rgba(0,0,0,0.28);
}

.purchase-qrcode-close {
    position: absolute;
    top: 10px;
    right: 12px;
    width: 32px;
    height: 32px;
    border: 0;
    border-radius: 50%;
    background: #f5ecdf;
    color: var(--color-text);
    cursor: pointer;
    font-size: 22px;
    line-height: 1;
}

body.modal-open {
    overflow: hidden;
}

@media (hover: none) {
    .purchase-qrcode-popover {
        display: none;
    }
}

/* ============================================
   ABOUT PAGE - 关于页面
   ============================================ */
.about-intro {
    display: flex;
    align-items: center;
    gap: 80px;
}

.about-intro-visual {
    flex: 1;
    position: relative;
}

.intro-img {
    width: 100%;
    height: 500px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.intro-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.intro-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 140px;
    height: 140px;
    background: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 20px 40px rgba(0,0,0,0.12);
}

.intro-badge span {
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 1px;
    text-align: center;
    line-height: 1.4;
}

.about-intro-text {
    flex: 1;
}

.about-intro-text h2 {
    font-size: 44px;
    font-weight: 400;
    color: var(--color-text);
    margin-bottom: 28px;
    letter-spacing: 3px;
    font-family: var(--font-heading);
}

.about-intro-text p {
    font-size: 16px;
    color: var(--color-text-light);
    line-height: 2;
    margin-bottom: 18px;
}

.about-nickname {
    display: inline-flex;
    align-items: center;
    margin-bottom: 22px;
    padding: 8px 16px;
    border: 1px solid rgba(200, 161, 101, 0.32);
    border-radius: 999px;
    background: #fffaf2;
    color: var(--color-primary-dark);
    font-size: 14px;
    font-weight: 700;
}

/* Values Section */
.values-section {
    background: 
        radial-gradient(ellipse at 50% 50%, rgba(200,161,101,0.05) 0%, transparent 50%),
        var(--color-bg-light);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.value-card {
    text-align: center;
    padding: 45px 25px;
    background: #fff;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.value-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.value-icon {
    width: 66px;
    height: 66px;
    margin: 0 auto 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(200, 161, 101, 0.24);
    border-radius: 50%;
    background: #fff8ec;
    color: var(--color-primary);
    transition: var(--transition);
}

.value-icon svg {
    width: 38px;
    height: 38px;
}

.value-card:hover .value-icon {
    border-color: rgba(200, 161, 101, 0.52);
    background: rgba(200, 161, 101, 0.12);
    transform: translateY(-3px);
}

.value-card h3 {
    font-size: 22px;
    font-weight: 500;
    margin-bottom: 12px;
    color: var(--color-text);
    letter-spacing: 2px;
}

.value-card p {
    font-size: 14px;
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* Promise Section */
.promise-content {
    display: flex;
    align-items: center;
    gap: 80px;
}

.promise-text {
    flex: 1;
}

.promise-text h2 {
    font-size: 44px;
    font-weight: 400;
    color: var(--color-text);
    margin-bottom: 28px;
    letter-spacing: 3px;
    font-family: var(--font-heading);
}

.promise-text p {
    font-size: 16px;
    color: var(--color-text-light);
    line-height: 2;
    margin-bottom: 18px;
}

.promise-list {
    list-style: none;
    margin-top: 25px;
}

.promise-list li {
    padding: 12px 0;
    padding-left: 35px;
    position: relative;
    color: var(--color-text-light);
    font-size: 16px;
}

.promise-list li::before {
    content: '✦';
    position: absolute;
    left: 10px;
    color: var(--color-primary);
}

.promise-visual {
    flex: 1;
}

.promise-img {
    width: 100%;
    height: 450px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.promise-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ============================================
   CONTACT PAGE - 联系页面
   ============================================ */
.contact-section {
    background: 
        radial-gradient(ellipse at 30% 70%, rgba(200,161,101,0.05) 0%, transparent 50%),
        var(--color-bg-light);
}

.contact-grid {
    display: grid;
    grid-template-columns: minmax(320px, 0.88fr) minmax(0, 1.12fr);
    gap: 48px;
    align-items: start;
}

.contact-info {
    position: relative;
    overflow: hidden;
    padding: 38px;
    border: 1px solid rgba(234, 223, 206, 0.95);
    border-radius: 8px;
    background:
        linear-gradient(180deg, rgba(255, 250, 242, 0.96), rgba(255, 255, 255, 0.92)),
        #fff;
    box-shadow: var(--shadow-sm);
}

.contact-info::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), rgba(200, 161, 101, 0.12));
}

.contact-form-wrapper {
    min-width: 0;
}

.contact-header {
    margin-bottom: 28px;
}

.form-header {
    margin-bottom: 40px;
}

.contact-header h2,
.form-header h2 {
    font-size: 36px;
    font-weight: 400;
    color: var(--color-text);
    letter-spacing: 3px;
    font-family: var(--font-heading);
}

.contact-cards {
    margin-bottom: 0;
}

.contact-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 18px 0;
    border-bottom: 1px solid rgba(234, 223, 206, 0.86);
    transition: var(--transition);
}

.contact-card:last-child {
    border-bottom: 0;
}

.contact-card:hover {
    transform: translateX(4px);
}

.contact-icon {
    flex-shrink: 0;
    width: 42px;
    height: 42px;
    border: 1px solid rgba(200, 161, 101, 0.26);
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #fff8ec;
    color: var(--color-primary);
}

.contact-icon svg {
    width: 22px;
    height: 22px;
}

.contact-detail h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--color-text);
    letter-spacing: 0.5px;
}

.contact-detail p {
    font-size: 15px;
    color: var(--color-text-light);
    line-height: 1.7;
    word-break: break-word;
}

.social-box {
    margin-top: 10px;
    padding-top: 24px;
    border-top: 1px solid rgba(234, 223, 206, 0.86);
}

.social-box h3 {
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 18px;
    color: var(--color-text);
}

.social-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.social-tag {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 7px 12px;
    border: 1px solid rgba(200, 161, 101, 0.24);
    border-radius: 999px;
    background: rgba(255, 248, 236, 0.82);
    font-size: 14px;
    color: var(--color-text-light);
    line-height: 1.4;
}

/* Contact Form */
.contact-form {
    background: #fff;
    padding: 45px;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
}

.form-row {
    display: flex;
    gap: 20px;
}

.form-row .form-group {
    flex: 1;
}

.form-group {
    margin-bottom: 22px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    color: var(--color-text);
    font-weight: 500;
    font-size: 14px;
}

.required {
    color: #e74c3c;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px 20px;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 15px;
    font-family: var(--font-body);
    transition: var(--transition);
    background: var(--color-bg-light);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(200, 161, 101, 0.1);
    background: #fff;
}

.form-group textarea {
    min-height: 160px;
    resize: vertical;
}

.btn-submit {
    display: inline-block;
    padding: 17px 55px;
    background: var(--color-primary);
    color: #fff;
    border: none;
    font-size: 14px;
    letter-spacing: 3px;
    cursor: pointer;
    border-radius: 3px;
    transition: var(--transition);
    font-family: var(--font-body);
}

.btn-submit:hover {
    background: var(--color-primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(200, 161, 101, 0.3);
}

.form-error-msg {
    margin: 0 45px 18px;
    padding: 13px 16px;
    border: 1px solid #edc0b4;
    border-radius: 8px;
    background: #fff3ee;
    color: #9b2f20;
    font-size: 14px;
}

.success-msg {
    background: #fff;
    padding: 60px 45px;
    border-radius: 8px;
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.success-icon {
    font-size: 50px;
    margin-bottom: 20px;
}

.success-msg h3 {
    font-size: 24px;
    color: var(--color-text);
    margin-bottom: 12px;
}

.success-msg p {
    font-size: 16px;
    color: var(--color-text-muted);
}

/* ============================================
   QUICK LINKS - 底部快捷入口
   ============================================ */
.quick-links {
    background: var(--color-dark);
    padding: 40px 0;
}

.quick-links .auto-container {
    display: flex;
    justify-content: center;
    gap: 40px;
}

.quick-link-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: rgba(255,255,255,0.62);
    transition: var(--transition);
}

.quick-link-item:hover {
    color: var(--color-primary);
    transform: translateY(-5px);
}

.ql-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    border: 1px solid rgba(200,161,101,0.45);
    border-radius: 50%;
    background: rgba(200,161,101,0.08);
    transition: var(--transition);
}

.ql-icon svg {
    display: block;
    width: 28px;
    height: 28px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2.4;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.quick-link-item:hover .ql-icon {
    background: rgba(200,161,101,0.12);
    border-color: var(--color-primary);
    box-shadow: 0 10px 28px rgba(200,161,101,0.16);
}

.ql-text {
    font-size: 13px;
    letter-spacing: 2px;
}

/* ============================================
   FOOTER - 页脚
   ============================================ */
.main-footer {
    background: 
        radial-gradient(ellipse at 20% 20%, rgba(200,161,101,0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(200,161,101,0.06) 0%, transparent 40%),
        var(--color-dark);
    color: #fff;
    padding-top: 80px;
}

.footer-grid {
    display: grid;
    grid-template-columns: minmax(210px, 1.25fr) repeat(4, minmax(112px, 1fr));
    column-gap: 28px;
    row-gap: 40px;
    padding-bottom: 60px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.footer-logo-mark {
    width: 38px;
    height: 38px;
    border: 1px solid var(--color-logo-bg);
    border-radius: 50%;
    display: inline-grid;
    place-items: center;
    color: var(--color-primary);
    font-family: Georgia, "Times New Roman", serif;
    font-size: 13px;
    letter-spacing: 1px;
    background: var(--color-logo-bg);
    overflow: hidden;
}

.footer-logo-mark img {
    display: block;
    width: 100%;
    height: 100%;
    padding: 4px;
    object-fit: contain;
}

.footer-logo strong {
    font-size: 20px;
    letter-spacing: 3px;
}

.footer-brand p {
    color: rgba(255,255,255,0.5);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 10px;
}

.footer-slogan {
    color: var(--color-primary) !important;
    font-size: 15px !important;
    font-style: italic;
    margin-top: 15px !important;
}

.footer-nav-col h4 {
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 15px;
    letter-spacing: 2px;
}

.footer-nav-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 35px;
    height: 2px;
    background: var(--color-primary);
}

.footer-nav {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.footer-nav a {
    color: rgba(255,255,255,0.5);
    font-size: 14px;
    transition: var(--transition);
}

.footer-nav a:hover {
    color: var(--color-primary);
    padding-left: 8px;
}

.footer-contact p {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    color: rgba(255,255,255,0.5);
    font-size: 14px;
    margin-bottom: 12px;
}

.contact-svg-icon {
    width: 20px;
    height: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 20px;
    color: var(--color-primary);
    margin-top: 2px;
}

.contact-svg-icon svg {
    display: block;
}

.footer-social {
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-social > span {
    color: rgba(255,255,255,0.5);
    font-size: 13px;
    display: block;
    margin-bottom: 12px;
}

.social-qrcode-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.social-qrcode-item {
    position: relative;
    display: inline-block;
    padding: 6px 14px;
    background: rgba(255,255,255,0.06);
    color: rgba(255,255,255,0.6);
    font-size: 12px;
    border-radius: 3px;
    transition: var(--transition);
}

.social-qrcode-item:hover {
    background: var(--color-primary);
    color: #fff;
}

.qrcode-popover {
    position: absolute;
    left: 50%;
    bottom: calc(100% + 14px);
    width: 150px;
    padding: 12px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 16px 40px rgba(0,0,0,0.28);
    color: var(--color-text);
    text-align: center;
    opacity: 0;
    visibility: hidden;
    transform: translate(-50%, 10px);
    transition: var(--transition);
    pointer-events: none;
    z-index: 20;
}

.qrcode-popover::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: -7px;
    width: 14px;
    height: 14px;
    background: #fff;
    transform: translateX(-50%) rotate(45deg);
}

.social-qrcode-item:hover .qrcode-popover {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, 0);
}

.qrcode-box {
    display: block;
    width: 112px;
    height: 112px;
    margin: 0 auto 10px;
    border: 6px solid #fff;
    border-radius: 4px;
    background-color: #f7f1e8;
    background-image:
        linear-gradient(90deg, rgba(26,26,46,0.9) 10px, transparent 10px),
        linear-gradient(rgba(26,26,46,0.9) 10px, transparent 10px),
        linear-gradient(90deg, rgba(200,161,101,0.75) 6px, transparent 6px),
        linear-gradient(rgba(200,161,101,0.75) 6px, transparent 6px);
    background-size: 28px 28px, 28px 28px, 14px 14px, 14px 14px;
    background-position: 0 0, 0 0, 7px 7px, 7px 7px;
}

.qrcode-img {
    display: block;
    width: 112px;
    height: 112px;
    margin: 0 auto 10px;
    border: 6px solid #fff;
    border-radius: 4px;
    object-fit: cover;
    background: #fff;
}

.qrcode-popover strong {
    display: block;
    font-size: 13px;
    color: var(--color-text);
    line-height: 1.4;
}

.qrcode-popover em {
    display: block;
    margin-top: 2px;
    font-style: normal;
    font-size: 11px;
    color: var(--color-text-muted);
    line-height: 1.4;
}

/* ============================================
   NEWS
   ============================================ */
.home-news-section,
.news-list-section,
.news-detail-section {
    background: #fff;
}

.home-news-grid,
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.home-news-card,
.news-card {
    display: block;
    min-height: 260px;
    padding: 30px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    background: #fffaf2;
    transition: var(--transition);
}

.home-news-card:hover,
.news-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
    border-color: rgba(200, 161, 101, 0.36);
}

.home-news-category,
.news-card-meta span,
.news-detail-meta span {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 5px 12px;
    border-radius: 999px;
    background: #f1e4cf;
    color: var(--color-primary-dark);
    font-size: 12px;
    font-weight: 700;
}

.home-news-card h3,
.news-card h2 {
    margin: 20px 0 14px;
    color: var(--color-text);
    font-size: 22px;
    line-height: 1.45;
    font-family: var(--font-heading);
    font-weight: 500;
}

.home-news-card p,
.news-card p {
    color: var(--color-text-light);
    font-size: 14px;
    line-height: 1.9;
}

.home-news-card time,
.news-card-meta time,
.news-detail-meta time {
    display: block;
    margin-top: 22px;
    color: var(--color-text-muted);
    font-size: 13px;
}

.home-news-more {
    margin-top: 36px;
    text-align: center;
}

.news-tabbar {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 44px;
}

.news-tab {
    min-width: 110px;
    padding: 12px 22px;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    background: #fff;
    color: var(--color-text-light);
    text-align: center;
    font-size: 14px;
}

.news-tab:hover,
.news-tab.active {
    border-color: var(--color-primary);
    background: var(--color-primary);
    color: #fff;
}

.news-card-meta,
.news-detail-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.news-card-link {
    display: inline-flex;
    margin-top: 24px;
    color: var(--color-primary-dark);
    font-weight: 700;
    font-size: 14px;
}

.news-detail {
    max-width: 860px;
    margin: 0 auto;
    padding: 48px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    background: #fffaf2;
    box-shadow: var(--shadow-sm);
}

.news-detail h2 {
    margin: 28px 0 18px;
    color: var(--color-text);
    font-size: 38px;
    line-height: 1.35;
    font-family: var(--font-heading);
    font-weight: 500;
}

.news-detail-summary {
    margin-bottom: 28px;
    padding: 18px 22px;
    border-left: 3px solid var(--color-primary);
    background: #fff;
    color: var(--color-text-light);
    line-height: 1.9;
}

.news-detail-content {
    color: var(--color-text);
    font-size: 16px;
    line-height: 2.1;
}

.news-detail-content p,
.news-detail-content ul,
.news-detail-content ol,
.news-detail-content blockquote {
    margin-bottom: 18px;
}

.news-detail-content h2,
.news-detail-content h3,
.news-detail-content h4 {
    margin: 30px 0 14px;
    color: var(--color-text);
    line-height: 1.45;
    font-family: var(--font-heading);
    font-weight: 500;
}

.news-detail-content h2 {
    font-size: 28px;
}

.news-detail-content h3 {
    font-size: 22px;
}

.news-detail-content ul,
.news-detail-content ol {
    padding-left: 24px;
}

.news-detail-content ul {
    list-style: disc;
}

.news-detail-content ol {
    list-style: decimal;
}

.news-detail-content li {
    margin-bottom: 8px;
}

.news-detail-content blockquote {
    padding: 14px 18px;
    border-left: 3px solid var(--color-primary);
    background: #fff;
    color: var(--color-text-light);
}

.news-detail-content img {
    max-width: 100%;
    height: auto;
    margin: 22px auto;
    border-radius: 8px;
    display: block;
}

.news-detail-content a {
    color: var(--color-primary-dark);
    font-weight: 700;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.pagination {
    margin-top: 46px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.pagination .page-link {
    min-width: 42px;
    min-height: 42px;
    padding: 10px 15px;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    color: var(--color-text-light);
    font-size: 14px;
    transition: var(--transition);
}

.pagination .page-link:hover,
.pagination .page-link.active {
    border-color: var(--color-primary);
    background: var(--color-primary);
    color: #fff;
}

.pagination .page-link.disabled {
    pointer-events: none;
    opacity: 0.45;
    background: #f5f5f5;
}

.news-pager {
    max-width: 860px;
    margin: 28px auto 0;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.news-pager-link {
    min-height: 112px;
    padding: 22px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    background: #fff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    transition: var(--transition);
}

.news-pager-link.next {
    text-align: right;
}

.news-pager-link span {
    margin-bottom: 8px;
    color: var(--color-primary-dark);
    font-size: 13px;
    font-weight: 700;
}

.news-pager-link strong {
    color: var(--color-text);
    font-size: 16px;
    line-height: 1.6;
    font-weight: 500;
}

.news-pager-link:not(.disabled):hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.news-pager-link.disabled {
    background: #f8f8f8;
    opacity: 0.58;
}

.footer-bottom {
    text-align: center;
    padding: 25px 0;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-bottom p {
    color: rgba(255,255,255,0.35);
    font-size: 13px;
}

/* ============================================
   BACK TO TOP - 返回顶部
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 35px;
    right: 35px;
    width: 50px;
    height: 50px;
    background: var(--color-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    box-shadow: 0 5px 20px rgba(200, 161, 101, 0.3);
    z-index: 100;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--color-primary-dark);
    transform: translateY(-5px);
}

.back-to-top span {
    font-size: 20px;
    font-weight: bold;
}

/* ============================================
   EMPTY STATE - 空状态
   ============================================ */
.empty-state {
    text-align: center;
    padding: 80px 40px;
    grid-column: 1 / -1;
}

.empty-icon {
    font-size: 60px;
    margin-bottom: 20px;
    opacity: 0.5;
}

.empty-state p {
    color: var(--color-text-muted);
    font-size: 16px;
}

/* ============================================
   RESPONSIVE - 响应式设计
   ============================================ */
@media (max-width: 1200px) {
    .auto-container {
        padding: 0 30px;
    }

    .header-container {
        padding: 0 30px;
    }
}

@media (max-width: 1024px) {
    .brand-row,
    .brand-row.reverse {
        flex-direction: column;
        gap: 40px;
    }

    .about-intro {
        flex-direction: column;
        gap: 40px;
    }

    .promise-content {
        flex-direction: column;
        gap: 40px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .detail-wrapper {
        flex-direction: column;
        gap: 40px;
    }

    .featured-grid,
    .products-grid,
    .home-news-grid,
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        column-gap: 26px;
        row-gap: 34px;
    }

    .footer-brand,
    .footer-nav-col:last-child {
        grid-column: 1 / -1;
    }

    .quick-links .auto-container {
        flex-wrap: wrap;
        gap: 22px;
    }

    .quick-link-item {
        width: calc(33.333% - 16px);
    }

    .footer-brand p,
    .footer-contact p,
    .footer-nav a {
        font-size: 13px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .header-nav {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero-title {
        font-size: 38px;
        letter-spacing: 5px;
    }

    .hero-brand {
        font-size: 50px;
        letter-spacing: 8px;
    }

    .hero-desc {
        font-size: 15px;
    }

    .hero-banner {
        min-height: 620px;
        height: 100svh;
    }

    .hero-subtitle {
        letter-spacing: 5px;
    }

    .section {
        padding: 64px 0;
    }

    .choose-section {
        padding: 52px 0 58px;
    }

    .section-title,
    .brand-title,
    .about-intro-text h2,
    .promise-text h2 {
        font-size: 32px;
    }

    .choose-header h2 {
        font-size: 28px;
        line-height: 1.35;
        letter-spacing: 2px;
        margin-bottom: 10px;
    }

    .choose-header p {
        margin-bottom: 28px;
        font-size: 13px;
        letter-spacing: 1.5px;
    }

    .featured-grid,
    .products-grid,
    .home-news-grid,
    .news-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .choose-grid {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 14px;
    }

    .choose-card {
        width: 100%;
        max-width: none;
        padding: 22px 14px 20px;
    }

    .choose-card:hover {
        transform: translateY(-4px);
    }

    .choose-icon {
        width: 48px;
        height: 48px;
        margin-bottom: 12px;
    }

    .choose-icon svg {
        width: 42px;
        height: 42px;
    }

    .choose-card h3 {
        font-size: 17px;
        letter-spacing: 1px;
        margin-bottom: 6px;
    }

    .choose-card p {
        min-height: 36px;
        margin-bottom: 14px;
        font-size: 12px;
        line-height: 1.5;
    }

    .choose-btn {
        padding: 8px 12px;
        font-size: 11px;
        letter-spacing: 1px;
    }

    .values-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 40px 28px;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .stat-number {
        font-size: 38px;
    }

    .detail-main-img {
        height: 350px;
    }

    .gallery-arrow {
        width: 38px;
        height: 38px;
        font-size: 28px;
    }

    .gallery-arrow-prev {
        left: 12px;
    }

    .gallery-arrow-next {
        right: 12px;
    }

    .detail-thumbs {
        grid-template-columns: repeat(auto-fill, minmax(62px, 1fr));
        gap: 10px;
        margin-top: 12px;
    }

    .detail-title {
        font-size: 28px;
    }

    .price-value {
        font-size: 32px;
    }

    .detail-actions {
        flex-direction: column;
    }

    .btn-primary,
    .btn-secondary {
        text-align: center;
    }

    .detail-actions .purchase-qrcode-trigger,
    .detail-actions .btn-primary,
    .detail-actions .btn-secondary {
        width: 100%;
    }

    .purchase-qrcode-popover {
        display: none;
    }

    .page-banner {
        height: 300px;
    }

    .page-banner h1 {
        font-size: 36px;
        letter-spacing: 4px;
    }

    .news-detail {
        padding: 32px 24px;
    }

    .news-detail h2 {
        font-size: 28px;
    }

    .news-pager {
        grid-template-columns: 1fr;
    }

    .news-pager-link.next {
        text-align: left;
    }

    .contact-form {
        padding: 30px;
    }

    .contact-info {
        padding: 30px;
    }

    .form-error-msg {
        margin: 0 30px 18px;
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }

    .quick-links {
        padding: 26px 0;
    }

    .quick-links .auto-container {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 12px;
    }

    .quick-link-item {
        width: auto;
        min-width: 0;
        padding: 13px 8px;
        border: 1px solid rgba(200, 161, 101, 0.16);
        border-radius: 8px;
        background: rgba(255, 255, 255, 0.04);
        gap: 8px;
    }

    .quick-link-item:hover {
        transform: translateY(-3px);
    }

    .ql-icon {
        width: 38px;
        height: 38px;
    }

    .ql-icon svg {
        width: 21px;
        height: 21px;
    }

    .ql-text {
        font-size: 12px;
        letter-spacing: 0.5px;
        line-height: 1.3;
    }

    .main-footer {
        padding-top: 36px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 0;
        padding-bottom: 30px;
    }

    .footer-brand {
        grid-column: auto;
        padding-bottom: 22px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .footer-logo {
        margin-bottom: 14px;
    }

    .footer-logo strong {
        font-size: 18px;
        letter-spacing: 1.5px;
    }

    .footer-brand p {
        max-width: 100%;
        font-size: 13px;
        line-height: 1.7;
    }

    .footer-slogan {
        margin-top: 10px !important;
        font-size: 13px !important;
    }

    .footer-nav-col {
        padding: 18px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .footer-nav-col h4 {
        margin-bottom: 12px;
        padding-bottom: 0;
        font-size: 15px;
        letter-spacing: 1px;
    }

    .footer-nav-col h4::after {
        display: none;
    }

    .footer-nav {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 8px;
    }

    .footer-nav a {
        padding: 9px 10px;
        border-radius: 6px;
        background: rgba(255, 255, 255, 0.045);
        font-size: 13px;
        line-height: 1.4;
    }

    .footer-nav a:hover {
        padding-left: 10px;
    }

    .footer-contact p {
        align-items: center;
        gap: 10px;
        margin-bottom: 0;
        padding: 9px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        font-size: 13px;
        line-height: 1.6;
    }

    .footer-contact p:last-child {
        border-bottom: 0;
    }

    .footer-contact p span:last-child {
        min-width: 0;
        overflow-wrap: anywhere;
    }

    .footer-social {
        margin-top: 14px;
        padding-top: 14px;
    }

    .social-qrcode-list {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 8px;
    }

    .social-qrcode-item {
        text-align: center;
        padding: 8px 6px;
        border-radius: 6px;
    }

    .filter-bar {
        justify-content: flex-start;
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 6px;
        gap: 10px;
        -webkit-overflow-scrolling: touch;
    }

    .filter-btn {
        flex: 0 0 auto;
        padding: 10px 20px;
        font-size: 13px;
        white-space: nowrap;
    }

    .news-tabbar {
        justify-content: flex-start;
        flex-wrap: nowrap;
        overflow-x: auto;
        margin-bottom: 28px;
        padding-bottom: 6px;
        -webkit-overflow-scrolling: touch;
    }

    .news-tab {
        flex: 0 0 auto;
        min-width: auto;
        padding: 10px 18px;
        font-size: 13px;
        white-space: nowrap;
    }

    .pagination {
        gap: 8px;
    }

    .pagination .page-link {
        min-width: 38px;
        min-height: 38px;
        padding: 8px 12px;
        font-size: 13px;
    }

    .mobile-nav-panel {
        width: 280px;
    }

    .brand-img-main,
    .intro-img,
    .promise-img {
        height: 340px;
    }

    .empty-state {
        padding: 46px 24px;
    }
}

@media (max-width: 480px) {
    .auto-container {
        padding: 0 20px;
    }

    .header-container {
        padding: 0 20px;
    }

    .hero-title {
        font-size: 30px;
    }

    .hero-brand {
        font-size: 40px;
    }

    .hero-banner {
        min-height: 560px;
    }

    .hero-btn {
        padding: 15px 40px;
    }

    .section {
        padding: 54px 0;
    }

    .section-title {
        font-size: 28px;
    }

    .choose-section {
        padding: 42px 0 48px;
    }

    .choose-header h2 {
        font-size: 22px;
        letter-spacing: 1px;
    }

    .choose-header p {
        margin-bottom: 22px;
        font-size: 12px;
        letter-spacing: 0.5px;
    }

    .choose-grid {
        gap: 10px;
    }

    .choose-card {
        padding: 17px 10px 16px;
    }

    .choose-icon {
        width: 42px;
        height: 42px;
        margin-bottom: 9px;
    }

    .choose-icon svg {
        width: 36px;
        height: 36px;
    }

    .choose-card h3 {
        font-size: 15px;
    }

    .choose-card p {
        min-height: 34px;
        margin-bottom: 10px;
        font-size: 11px;
    }

    .choose-btn {
        padding: 7px 10px;
        font-size: 10px;
    }

    .brand-img-main {
        height: 270px;
    }

    .intro-img,
    .promise-img {
        height: 270px;
    }

    .quick-link-item {
        width: auto;
        padding: 12px 8px;
    }

    .quick-links .auto-container {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }

    .main-footer {
        padding-top: 30px;
    }

    .footer-logo-mark {
        width: 34px;
        height: 34px;
        font-size: 12px;
    }

    .site-logo-mark {
        width: 38px;
        height: 38px;
        flex-basis: 38px;
        font-size: 12px;
    }

    .footer-nav {
        gap: 7px;
    }

    .footer-nav a {
        padding: 8px 9px;
        font-size: 12px;
    }

    .social-qrcode-list {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .footer-bottom {
        padding: 18px 0;
    }

    .footer-bottom p {
        line-height: 1.7;
    }

    .page-banner {
        height: 240px;
    }

    .page-banner h1 {
        font-size: 30px;
        letter-spacing: 2px;
    }

    .news-card-meta,
    .news-detail-meta {
        align-items: flex-start;
        flex-direction: column;
        gap: 6px;
    }

    .contact-info {
        padding: 24px;
    }
}