/* ========================================
   UMI LINGERIE - 全站 UI 重构 v5
   欧美极简轻奢风格 | 严格配色方案
   2026-05-04 严格执行
   ======================================== */

/* ===== CSS 变量系统（严格固定，严禁更改）===== */
:root {
    /* 全局配色 - 强制固定 */
    --bg-main: #1E2028;           /* 主背景色 - 深雾灰 */
    --bg-content: #F5F3F8;        /* 内容区背景 - 浅灰紫 */
    --primary: #6B5B95;           /* 主色 - 深烟紫 */
    --secondary: #A89CC8;         /* 辅助色 - 浅烟紫 */
    --text-title: #FFFFFF;        /* 标题文字 - 纯白 */
    --text-body: #E2E2E8;         /* 正文文字 - 浅灰白 */
    --text-muted: #8A8899;        /* 次要文字 - 中性灰 */
    --accent: #C887A8;            /* 强调点缀 - 小面积 */
    
    /* 字体 - 欧美无衬线 */
    --font-main: 'Inter', 'Roboto', 'Arial', sans-serif;
    --font-accent: 'Inter', 'Roboto', 'Arial', sans-serif;
    
    /* 圆角 - 统一 6-8px */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    /* 阴影 */
    --shadow-sm: 0 2px 8px rgba(30, 32, 40, 0.15);
    --shadow-md: 0 4px 16px rgba(30, 32, 40, 0.2);
    --shadow-lg: 0 8px 32px rgba(30, 32, 40, 0.25);
    
    /* 过渡 - 无动画 */
    --transition: all 0.3s ease;
    
    /* 容器最大宽度 */
    --container-max: 1500px;
}

/* ===== 全局重置 ===== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-main);
    color: var(--text-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== 排版 - 清晰可见 ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-main);
    font-weight: 700;  /* 加粗 */
    color: var(--text-title);
    margin: 0 0 1rem 0;
    line-height: 1.3;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin: 0 0 1rem 0;
    color: var(--text-body);
    font-weight: 400;
    font-size: 1rem;
    line-height: 1.7;
}

a {
    color: var(--text-body);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 400;
}

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

/* ===== 容器 - 全屏宽布局 ===== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 40px;
}

/* ===== 顶部导航栏 ===== */
.st-navtop {
    background-color: var(--bg-main);
    border-bottom: 1px solid var(--secondary);
    padding: 12px 0;
    font-size: 14px;
}

.st-navtop .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navtop-items {
    display: flex;
    align-items: center;
    gap: 24px;
    color: var(--text-muted);
}

.navtop-items a {
    color: var(--text-muted);
    font-size: 14px;
}

.navtop-items a:hover {
    color: var(--text-title);
}

/* ===== 主导航 ===== */
.st-navbrand {
    background-color: var(--bg-main);
    padding: 20px 0;
    border-bottom: 1px solid var(--secondary);
}

.st-navbrand .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.st-navbrand .navbar-brand {
    font-family: var(--font-main);
    font-size: 32px;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--text-title);
    text-transform: uppercase;
}

.st-navbrand .navbar-brand:hover {
    color: var(--primary);
}

/* ===== 分类导航栏 - 欧美简约横向 ===== */
.st-navmenu {
    background-color: var(--bg-main);
    border-bottom: 1px solid var(--secondary);
    padding: 0;
}

.st-navmenu .navbar-nav {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 48px;
    padding: 18px 0;
}

.st-navmenu .nav > li > a {
    font-family: var(--font-main);
    font-size: 15px;
    font-weight: 500;
    color: var(--text-title);
    padding: 18px 24px;
    text-decoration: none;
    transition: var(--transition);
    letter-spacing: 0.05em;
    position: relative;
}

/* 选中项高亮 */
.st-navmenu .nav > li.active > a,
.st-navmenu .nav > li > a.active {
    color: var(--primary);
}

.st-navmenu .nav > li > a:hover {
    color: var(--primary);
}

/* 下拉菜单 */
.dropdown-menu {
    background-color: var(--bg-main);
    border: 1px solid var(--secondary);
    border-radius: var(--radius-md);
    padding: 8px 0;
}

.dropdown-menu > li > a {
    font-family: var(--font-main);
    color: var(--text-body);
    font-weight: 400;
    font-size: 14px;
    padding: 12px 24px;
    transition: var(--transition);
}

.dropdown-menu > li > a:hover {
    background-color: var(--primary);
    color: var(--text-title);
}

/* ===== 轮播 - 100%全屏无边距 ===== */
.st-banner {
    width: 100%;
    padding: 0;
    margin: 0;
}

.st-banner .container {
    width: 100%;
    max-width: 100%;
    padding: 0;
    margin: 0;
}

.carousel,
.carousel-inner,
.carousel-item {
    width: 100%;
    height: 700px;  /* PC 高度 700px */
    background-color: var(--bg-content);
    margin: 0;
    padding: 0;
}

.carousel-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.carousel-caption {
    bottom: 50%;
    transform: translateY(50%);
}

.carousel-caption h1 {
    font-family: var(--font-main);
    font-size: 4rem;
    font-weight: 700;
    color: var(--text-title);
    text-shadow: 0 2px 20px rgba(0,0,0,0.5);
    letter-spacing: 0.05em;
}

.carousel-caption p {
    font-family: var(--font-main);
    font-size: 1.25rem;
    color: var(--text-title);
    letter-spacing: 0.1em;
}

/* 轮播指示器 */
.carousel-indicators {
    bottom: 30px;
}

.carousel-indicators li {
    border: 1px solid var(--secondary);
    background: transparent;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin: 0 6px;
}

.carousel-indicators .active {
    border: 1px solid var(--primary);
    background: var(--primary);
}

/* 轮播控制按钮 */
.carousel-control.left,
.carousel-control.right {
    background: none;
    opacity: 0.5;
    transition: var(--transition);
    width: 8%;
}

.carousel-control:hover {
    opacity: 1;
}

.carousel-control .glyphicon {
    color: var(--text-title);
    font-size: 28px;
}

/* ===== 产品卡片 - 放大尺寸 + 1:1 正方形 ===== */
.thumbnail {
    background-color: var(--bg-main);
    border: 1px solid var(--secondary);
    border-radius: var(--radius-md);
    padding: 0;
    margin-bottom: 32px;
    transition: var(--transition);
    overflow: hidden;
}

.thumbnail:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

/* 产品图容器 - 1:1 正方形 */
.thumbnail a.st-thumb {
    display: block;
    width: 100%;
    padding-bottom: 100%;  /* 1:1 正方形 */
    position: relative;
    overflow: hidden;
    background-color: var(--bg-content);
}

/* 产品图 - 1000x1000 原图，填满容器无留白 */
.thumbnail img:not(.st-navbrand-logo img),
.thumbnail a.st-thumb img,
.thumbnail .img-responsive:not(.st-navbrand-logo .img-responsive),
.thumbnail a.st-thumb .img-responsive:not(.st-navbrand-logo a.st-thumb .img-responsive),
.img-responsive.thumbnail img:not(.st-navbrand-logo .img-responsive) {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    max-width: none !important;
    max-height: none !important;
    object-fit: cover !important;
    object-position: center !important;
    display: block !important;
    margin: 0 !important;
    border: none !important;
    padding: 0 !important;
}

.st-navbrand-logo .img-responsive,
.st-navbrand-logo img {
    position: relative !important;
    width: auto !important;
    height: auto !important;
    max-width: none !important;
    max-height: 58px !important;
    object-fit: contain !important;
    object-position: left center !important;
    display: inline-block !important;
    margin: 0 auto !important;
    top: auto !important;
    left: auto !important;
    right: auto !important;
    bottom: auto !important;
}

.thumbnail .caption {
    padding: 20px;
    text-align: center;
    background-color: transparent;
}

.thumbnail .caption h5 {
    font-family: var(--font-main);
    font-size: 16px;
    font-weight: 600;
    color: var(--text-title);
    margin: 0 0 10px 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.thumbnail .caption h5 a {
    color: var(--text-title);
    font-weight: 600;
}

.thumbnail .caption h5 a:hover {
    color: var(--primary);
}

.thumbnail .caption p {
    margin: 0;
}

/* Bootstrap 列修复 - 放大产品卡片 */
.col-xs-6,
.col-sm-4,
.col-md-3 {
    padding-left: 12px;
    padding-right: 12px;
}

.col-xs-6 .thumbnail,
.col-sm-4 .thumbnail,
.col-md-3 .thumbnail {
    height: auto;
    margin-bottom: 32px;
}

.col-xs-6 .thumbnail a.st-thumb,
.col-sm-4 .thumbnail a.st-thumb,
.col-md-3 .thumbnail a.st-thumb {
    display: block;
    width: 100%;
    padding-bottom: 100%;
    position: relative;
    overflow: hidden;
    background-color: var(--bg-content);
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

/* 产品价格 - 放大显示 */
.st-home-product-price {
    font-family: var(--font-main);
    font-size: 20px;
    font-weight: 600;
    color: var(--accent);
    margin: 8px 0;
}

.st-home-product-sold {
    font-family: var(--font-main);
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 400;
    margin-bottom: 12px;
}

/* ===== 按钮样式 - 主按钮 #6B5B95 ===== */
.btn,
.btn-primary,
.btn-default,
.btn-warning {
    background-color: var(--primary);
    color: var(--text-title);
    border: 1px solid var(--primary);
    border-radius: var(--radius-md);  /* 6-8px */
    padding: 14px 32px;
    font-size: 15px;
    font-family: var(--font-main);
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: var(--transition);
    cursor: pointer;
}

.btn:hover,
.btn-primary:hover,
.btn-default:hover,
.btn-warning:hover {
    background-color: #5A4A84;  /* 轻微加深 */
    border-color: #5A4A84;
    box-shadow: var(--shadow-sm);
}

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

.btn-outline:hover {
    background: var(--primary);
    color: var(--text-title);
}

.btn-sm {
    padding: 10px 24px;
    font-size: 13px;
}

/* ===== 表单样式 ===== */
.form-control {
    background-color: var(--bg-content);
    border: 1px solid var(--secondary);
    border-radius: var(--radius-md);
    color: var(--bg-main);
    padding: 14px 18px;
    font-size: 15px;
    font-family: var(--font-main);
    font-weight: 400;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(107, 91, 149, 0.15);
    outline: none;
}

.form-control::placeholder {
    color: var(--text-muted);
}

/* ===== 页脚 ===== */
.st-footer {
    background-color: var(--bg-main);
    border-top: 1px solid var(--secondary);
    padding: 60px 0 40px;
}

.st-footer h5 {
    font-family: var(--font-main);
    color: var(--text-title);
    font-size: 15px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 24px;
}

.st-footer a {
    color: var(--text-body);
    font-size: 15px;
    font-weight: 400;
    display: block;
    margin-bottom: 14px;
    transition: var(--transition);
}

.st-footer a:hover {
    color: var(--primary);
}

.st-footer dt {
    font-family: var(--font-main);
    color: var(--text-title);
    font-size: 15px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 18px;
}

.st-footer dd {
    margin-bottom: 12px;
}

.st-footer dd a {
    color: var(--text-body);
    font-size: 15px;
    font-weight: 400;
}

.st-footer dd a:hover {
    color: var(--primary);
}

.st-footer-bottom {
    border-top: 1px solid var(--secondary);
    padding-top: 30px;
    margin-top: 40px;
    text-align: center;
}

.st-footer-bottom p {
    color: var(--text-muted);
    font-size: 14px;
}

.st-footer-beian {
    background-color: var(--bg-main);
    border-top: 1px solid var(--secondary);
    padding: 20px 0;
    text-align: center;
}

.st-footer-beian p,
.st-footer-beian {
    color: var(--text-muted);
    font-size: 14px;
}

/* ===== 品牌故事区块 ===== */
.st-brand-story {
    background: linear-gradient(135deg, var(--bg-main) 0%, #2A2D38 100%);
    padding: 100px 0;
    text-align: center;
}

.st-brand-content {
    max-width: 800px;
    margin: 0 auto;
}

.st-brand-title {
    font-family: var(--font-main);
    font-size: 42px;
    font-weight: 700;
    color: var(--text-title);
    margin-bottom: 16px;
}

.st-brand-subtitle {
    font-size: 18px;
    font-weight: 400;
    color: var(--secondary);
    margin-bottom: 32px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.st-brand-desc {
    font-size: 17px;
    font-weight: 400;
    color: var(--text-body);
    line-height: 1.8;
    margin-bottom: 48px;
}

/* ===== 分类导航 ===== */
.st-category-nav {
    background-color: var(--bg-content);
    padding: 80px 0;
}

.st-section-title {
    text-align: center;
    font-family: var(--font-main);
    font-size: 32px;
    font-weight: 700;
    color: var(--bg-main);
    margin-bottom: 48px;
}

.st-category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
    max-width: 1200px;
    margin: 0 auto;
}

.st-category-item {
    background: var(--text-title);
    border-radius: var(--radius-lg);
    padding: 48px 32px;
    text-align: center;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.st-category-item:hover {
    box-shadow: var(--shadow-lg);
}

.st-category-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.st-category-icon .glyphicon {
    font-size: 32px;
    color: var(--text-title);
}

.st-category-item h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--bg-main);
    margin-bottom: 8px;
}

.st-category-item p {
    font-size: 14px;
    color: var(--text-muted);
    margin: 0;
}

/* ===== 产品区块 ===== */
.st-product-section {
    padding: 80px 0;
    background-color: var(--bg-content);
}

.st-product-section:nth-child(even) {
    background-color: var(--text-title);
}

.st-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 48px;
    padding-bottom: 24px;
    border-bottom: 2px solid var(--secondary);
}

.st-section-header h3 {
    font-family: var(--font-main);
    font-size: 32px;
    font-weight: 700;
    color: var(--bg-main);
    margin: 0;
}

.st-view-all {
    font-size: 15px;
    font-weight: 500;
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

.st-view-all:hover {
    color: var(--accent);
}

.st-view-all .glyphicon {
    margin-left: 8px;
}

/* ===== 信任徽章 ===== */
.st-trust-badges {
    background: var(--bg-main);
    padding: 80px 0;
}

.st-trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.st-trust-item {
    text-align: center;
}

.st-trust-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: transparent;
    border: 2px solid var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.st-trust-icon .glyphicon {
    font-size: 28px;
    color: var(--primary);
}

.st-trust-item h4 {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-title);
    margin-bottom: 8px;
}

.st-trust-item p {
    font-size: 14px;
    color: var(--text-muted);
    margin: 0;
}

/* ===== 购物车 ===== */
.st-cart {
    background-color: var(--bg-content);
    border-radius: var(--radius-lg);
    padding: 30px;
}

.st-cart-item {
    display: flex;
    align-items: center;
    padding: 20px 0;
    border-bottom: 1px solid var(--secondary);
}

.st-cart-item img {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border-radius: var(--radius-md);
    margin-right: 20px;
}

.st-cart-item-info {
    flex: 1;
}

.st-cart-item-title {
    font-size: 17px;
    font-weight: 500;
    color: var(--bg-main);
    margin-bottom: 8px;
}

.st-cart-item-price {
    font-size: 19px;
    font-weight: 600;
    color: var(--primary);
}

/* 购物车图标 */
.st-navbrand-cart a {
    color: var(--text-title);
    transition: var(--transition);
}

.st-navbrand-cart a:hover {
    color: var(--primary);
}

.st-navbrand-cart .badge {
    background-color: var(--primary);
    color: var(--text-title);
    border-radius: var(--radius-sm);
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 500;
}

/* ===== 产品列表页 ===== */
.st-main {
    background-color: var(--bg-content);
    padding: 40px 0;
}

/* 筛选侧边栏 */
.st-main-left {
    background: var(--text-title);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-sm);
}

.st-main-left-category dt,
.st-main-left-category dd {
    margin-bottom: 12px;
}

.st-main-left-category dt a {
    font-size: 15px;
    font-weight: 600;
    color: var(--bg-main);
    text-decoration: none;
    transition: var(--transition);
}

.st-main-left-category dt a:hover,
.st-main-left-category dt.active a {
    color: var(--primary);
}

.st-main-left-category dd a {
    font-size: 14px;
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition);
}

.st-main-left-category dd a:hover,
.st-main-left-category dd.active a {
    color: var(--primary);
}

.st-main-left-price h5,
.st-main-left-stock h5 {
    font-size: 15px;
    font-weight: 600;
    color: var(--bg-main);
    margin: 32px 0 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--secondary);
}

.st-main-left-price .checkbox,
.st-main-left-stock .checkbox {
    margin-bottom: 12px;
}

.st-main-left-price .checkbox a,
.st-main-left-stock .checkbox a {
    font-size: 14px;
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition);
}

.st-main-left-price .checkbox a:hover,
.st-main-left-stock .checkbox a:hover {
    color: var(--primary);
}

/* 产品列表右侧 */
.st-main-right {
    background: var(--text-title);
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--shadow-sm);
}

.st-main-product-header {
    margin-bottom: 36px;
    padding-bottom: 24px;
    border-bottom: 2px solid var(--secondary);
}

.st-main-product-header-sortby {
    font-size: 14px;
    color: var(--text-muted);
}

.st-main-product-header-sortby select {
    margin-left: 12px;
    padding: 8px 16px;
    border: 1px solid var(--secondary);
    border-radius: var(--radius-sm);
    background: var(--text-title);
    color: var(--bg-main);
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
}

.st-main-product-header-sortby select:hover {
    border-color: var(--primary);
}

/* 分页样式 */
.pagination {
    margin: 32px 0 0;
}

.pagination > li > a,
.pagination > li > span {
    color: var(--text-muted);
    background: var(--text-title);
    border: 1px solid var(--secondary);
    padding: 10px 16px;
    margin: 0 4px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.pagination > li > a:hover {
    background: var(--primary);
    color: var(--text-title);
    border-color: var(--primary);
}

.pagination > .active > a,
.pagination > .active > a:hover {
    background: var(--primary);
    color: var(--text-title);
    border-color: var(--primary);
}

/* 加入购物车按钮 */
.st-home-product-addcart {
    padding: 16px;
    text-align: center;
}

.st-home-product-addcart .btn {
    width: 100%;
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ===== 购物车表格 ===== */
.st-cart-table {
    background: var(--text-title);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.st-cart-table tbody tr {
    border-bottom: 1px solid var(--secondary);
}

.st-cart-table tbody tr:last-child {
    border-bottom: none;
}

.st-cart-table .media-object {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: var(--radius-md);
}

.st-cart-table .media-heading a {
    font-size: 17px;
    font-weight: 500;
    color: var(--bg-main);
    text-decoration: none;
    transition: var(--transition);
}

.st-cart-table .media-heading a:hover {
    color: var(--primary);
}

.st-cart-table .st-price {
    font-size: 19px;
    font-weight: 600;
    color: var(--primary);
}

.st-cart-table input[name='qty'] {
    width: 60px;
    padding: 8px;
    border: 1px solid var(--secondary);
    border-radius: var(--radius-sm);
    text-align: center;
    font-size: 15px;
}

.st-removecart {
    background: transparent;
    border: 1px solid var(--secondary);
    color: var(--text-muted);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.st-removecart:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--text-title);
}

/* ===== 结算页 ===== */
.st-checkout {
    background-color: var(--bg-content);
    padding: 40px 0;
}

.st-checkout-address,
.st-checkout-cart,
.st-checkout-payment {
    background: var(--text-title);
    border-radius: var(--radius-lg);
    padding: 32px;
    margin-bottom: 32px;
    box-shadow: var(--shadow-sm);
}

.st-checkout-address .page-header h4,
.st-checkout-cart .page-header h4,
.st-checkout-payment .page-header h4 {
    font-family: var(--font-main);
    font-size: 22px;
    font-weight: 700;
    color: var(--bg-main);
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--secondary);
}

.st-checkout .form-group {
    margin-bottom: 20px;
}

.st-checkout label {
    font-size: 14px;
    font-weight: 500;
    color: var(--bg-main);
    margin-bottom: 8px;
    display: block;
}

.st-checkout label span {
    color: var(--accent);
    margin-left: 4px;
}

.st-checkout .form-control {
    border: 1px solid var(--secondary);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    font-size: 15px;
    color: var(--bg-main);
    background: var(--text-title);
    transition: var(--transition);
}

.st-checkout .form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(107, 91, 149, 0.1);
}

.st-checkout .btn-primary {
    width: 100%;
    padding: 16px;
    font-size: 17px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 24px;
}

/* 订单总计 */
.st-checkout-total {
    background: var(--bg-main);
    border-radius: var(--radius-lg);
    padding: 32px;
    color: var(--text-title);
}

.st-checkout-total h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--secondary);
}

.st-checkout-total-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 16px;
    font-size: 15px;
}

.st-checkout-total-item.total {
    font-size: 22px;
    font-weight: 600;
    color: var(--accent);
    margin-top: 24px;
    padding-top: 16px;
    border-top: 2px solid var(--secondary);
}

/* ===== 登录注册页 ===== */
.st-signin {
    background-color: var(--bg-main);
    padding: 80px 0;
    min-height: 60vh;
}

.st-signin .col-sm-6 {
    background: var(--bg-content);
    border-radius: var(--radius-lg);
    padding: 48px;
    margin-bottom: 32px;
    box-shadow: var(--shadow-sm);
}

.st-signin .page-header h4 {
    font-family: var(--font-main);
    font-size: 26px;
    font-weight: 700;
    color: var(--bg-main);
    margin-bottom: 32px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--secondary);
}

.st-signin .form-group {
    margin-bottom: 24px;
}

.st-signin label {
    font-size: 14px;
    font-weight: 500;
    color: var(--bg-main);
}

.st-signin .form-control {
    border: 1px solid var(--secondary);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    font-size: 15px;
    color: var(--bg-main);
    background: var(--text-title);
    transition: var(--transition);
}

.st-signin .form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(107, 91, 149, 0.1);
}

.st-signin .btn-primary {
    width: 100%;
    padding: 14px;
    font-size: 15px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.st-signin .btn-warning {
    width: 100%;
    padding: 14px;
    font-size: 15px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--accent);
    border-color: var(--accent);
    color: var(--text-title);
    transition: var(--transition);
}

.st-signin .btn-warning:hover {
    background: #B87798;
    border-color: #B87798;
}

.st-signin p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 24px;
}

.st-signin a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

.st-signin a:hover {
    color: var(--accent);
}

/* 第三方登录 */
.st-login-third {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--secondary);
}

.st-login-third a {
    display: inline-block;
    width: 48px;
    height: 48px;
    line-height: 48px;
    text-align: center;
    border-radius: 50%;
    background: var(--bg-content);
    color: var(--bg-main);
    margin-right: 16px;
    transition: var(--transition);
    font-size: 20px;
}

.st-login-third a:hover {
    background: var(--primary);
    color: var(--text-title);
}

/* ===== 产品详情页 ===== */
.st-product-detail {
    background-color: var(--bg-content);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.st-product-detail-images {
    display: grid;
    gap: 20px;
}

.st-product-detail-images img {
    width: 100%;
    max-width: 1200px;
    height: auto;
    border-radius: var(--radius-md);
}

.st-product-main-image img {
    width: 100%;
    max-width: 1000px;
    height: auto;
    object-fit: contain;
    border-radius: var(--radius-lg);
}

/* ===== 面包屑 ===== */
.breadcrumb {
    background: transparent;
    padding: 16px 0;
    margin: 0;
    border-bottom: 1px solid var(--secondary);
}

.breadcrumb > li > a {
    color: var(--text-body);
    font-weight: 400;
    font-size: 15px;
}

.breadcrumb > li > a:hover {
    color: var(--primary);
}

.breadcrumb > .active {
    color: var(--text-title);
}

/* ===== 分页 ===== */
.pagination > li > a,
.pagination > li > span {
    background-color: var(--bg-main);
    border: 1px solid var(--secondary);
    color: var(--text-body);
    padding: 10px 18px;
    margin: 0 4px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    font-weight: 400;
    font-size: 15px;
}

.pagination > li > a:hover,
.pagination > li > span:hover {
    background-color: var(--primary);
    border-color: var(--primary);
    color: var(--text-title);
}

.pagination > .active > a,
.pagination > .active > span {
    background-color: var(--primary);
    border-color: var(--primary);
    color: var(--text-title);
}

/* ===== 侧边栏筛选 ===== */
.st-main-left {
    background-color: var(--bg-main);
    padding: 22px;
    border-radius: var(--radius-lg);
}

.st-main-left h5 {
    color: var(--text-title);
    font-size: 15px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--secondary);
}

.st-main-left-category a {
    display: block;
    padding: 10px 0;
    color: var(--text-body);
    font-size: 15px;
    font-weight: 400;
    transition: var(--transition);
}

.st-main-left-category a:hover,
.st-main-left-category a.active,
.st-main-left-category dt.active a {
    color: var(--primary);
    padding-left: 8px;
}

/* 分类选中高亮 */
.st-main-left-category dt a {
    color: var(--text-title);
    font-weight: 600;
}

.st-main-left-category dt.active a,
.st-main-left-category dt a:hover {
    color: var(--primary);
}

/* ===== 登录/注册页 ===== */
.st-signin {
    background-color: var(--bg-main);
    padding: 60px 0;
}

.st-signin .page-header {
    border-bottom: 1px solid var(--secondary);
}

.st-signin .page-header h4 {
    color: var(--text-title);
    font-size: 18px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.st-signin .form-group label {
    color: var(--text-title);
    font-weight: 400;
    font-size: 15px;
}

.st-signin p {
    color: var(--text-body);
    font-weight: 400;
}

.st-signin a {
    color: var(--primary);
    font-weight: 400;
}

.st-signin a:hover {
    color: var(--text-title);
}

.st-auth {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-main);
}

.st-auth-card {
    background-color: var(--bg-content);
    border-radius: var(--radius-lg);
    padding: 40px;
    width: 100%;
    max-width: 420px;
}

.st-auth-card h2 {
    color: var(--bg-main);
    font-size: 26px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 30px;
}

.st-auth-card .form-group {
    margin-bottom: 20px;
}

/* ===== 客服弹窗 ===== */
.st-customer-service {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 9999;
}

.st-customer-service-btn {
    width: 60px;
    height: 60px;
    background-color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(107, 91, 149, 0.35);
    transition: var(--transition);
    cursor: pointer;
}

.st-customer-service-btn:hover {
    opacity: 0.9;
}

.st-customer-service-btn svg {
    width: 28px;
    height: 28px;
    fill: var(--text-title);
}

/* ===== 年龄验证弹窗 ===== */
#age-verify-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(30, 32, 40, 0.96);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
}

#age-verify-overlay > div {
    background: var(--bg-content);
    border-radius: var(--radius-lg);
    padding: 50px 60px;
    max-width: 500px;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

#age-verify-overlay h2 {
    color: var(--bg-main);
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
}

#age-verify-overlay p {
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 25px;
    font-weight: 400;
}

#age-verify-yes,
#age-verify-no {
    padding: 16px 44px;
    border: none;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

#age-verify-yes {
    background: var(--primary);
    color: var(--text-title);
}

#age-verify-yes:hover {
    opacity: 0.85;
    box-shadow: 0 4px 12px rgba(107, 91, 149, 0.3);
}

#age-verify-no {
    background: var(--secondary);
    color: var(--text-title);
}

#age-verify-no:hover {
    opacity: 0.85;
}

/* ===== 辅助类 ===== */
.st-h10 { height: 10px; }
.st-h20 { height: 20px; }
.st-h40 { height: 40px; }

/* ===== 页面标题 ===== */
.page-header {
    border-bottom: 1px solid var(--secondary);
    padding-bottom: 16px;
    margin-bottom: 28px;
}

.page-header h4 {
    color: var(--text-title);
    font-size: 18px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.st-home-product-title {
    color: var(--text-title);
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 400;
    font-size: 17px;
}

.st-home-product-title:hover {
    color: var(--primary);
}

/* ===== 主体区域 ===== */
.st-main {
    background-color: var(--bg-main);
    padding: 30px 0;
}

/* ===== 产品列表 ===== */
.st-main-product {
    background-color: var(--bg-main);
}

.st-main-product-header {
    border-bottom: 1px solid var(--secondary);
    padding-bottom: 16px;
    margin-bottom: 22px;
}

/* ===== 促销标签 ===== */
.label-sale,
.badge-sale {
    background-color: var(--accent);
    color: var(--text-title);
    padding: 5px 14px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
}

.label-new,
.badge-new {
    background-color: var(--primary);
    color: var(--text-title);
    padding: 5px 14px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
}

/* ===== 响应式设计 ===== */
@media (max-width: 1200px) {
    .container {
        max-width: 960px;
    }
}

@media (max-width: 992px) {
    .container {
        max-width: 720px;
    }
    
    .st-navmenu .navbar-nav {
        gap: 32px;
    }
}

@media (max-width: 768px) {
    /* 移动端轮播 */
    .carousel,
    .carousel-inner,
    .carousel-item {
        height: 600px;  /* 移动端 600px */
    }
    
    .carousel-caption h1 {
        font-size: 2.5rem;
    }
    
    .st-navbrand .navbar-brand {
        font-size: 26px;
    }
    
    .st-navmenu .navbar-nav {
        gap: 20px;
        flex-wrap: wrap;
    }
    
    .st-navmenu .nav > li > a {
        font-size: 14px;
    }
    
    .thumbnail .caption h5 {
        font-size: 15px;
    }
    
    /* 品牌故事 */
    .st-brand-story {
        padding: 60px 0;
    }
    
    .st-brand-title {
        font-size: 32px;
    }
    
    .st-brand-subtitle {
        font-size: 16px;
    }
    
    .st-brand-desc {
        font-size: 16px;
    }
    
    /* 分类导航 */
    .st-category-nav {
        padding: 60px 0;
    }
    
    .st-section-title {
        font-size: 26px;
    }
    
    .st-category-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .st-category-item {
        padding: 32px 20px;
    }
    
    /* 产品区块 */
    .st-product-section {
        padding: 40px 0;
    }
    
    .st-section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
    
    .st-section-header h3 {
        font-size: 22px;
    }
    
    /* 信任徽章 */
    .st-trust-badges {
        padding: 60px 0;
    }
    
    .st-trust-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .st-product-detail {
        padding: 20px;
    }
    
    .st-auth-card {
        padding: 30px 25px;
        margin: 20px;
    }
}

@media (max-width: 576px) {
    html {
        font-size: 15px;
    }
    
    .container {
        padding: 0 20px;
    }
    
    .st-navtop {
        padding: 10px 0;
    }
    
    .st-navbrand {
        padding: 16px 0;
    }
    
    .st-navbrand .navbar-brand {
        font-size: 22px;
    }
    
    .carousel-caption h1 {
        font-size: 2rem;
    }
    
    .carousel-caption p {
        font-size: 1rem;
    }
    
    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }
    
    /* 品牌故事 */
    .st-brand-story {
        padding: 40px 0;
    }
    
    .st-brand-title {
        font-size: 26px;
    }
    
    .st-brand-subtitle {
        font-size: 14px;
    }
    
    .st-brand-desc {
        font-size: 15px;
        margin-bottom: 32px;
    }
    
    /* 分类导航 */
    .st-category-nav {
        padding: 40px 0;
    }
    
    .st-section-title {
        font-size: 22px;
        margin-bottom: 32px;
    }
    
    .st-category-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .st-category-item {
        padding: 24px 16px;
    }
    
    .st-category-icon {
        width: 60px;
        height: 60px;
    }
    
    .st-category-icon .glyphicon {
        font-size: 24px;
    }
    
    /* 产品区块 */
    .st-product-section {
        padding: 32px 0;
    }
    
    .st-section-header h3 {
        font-size: 18px;
    }
    
    /* 信任徽章 */
    .st-trust-badges {
        padding: 40px 0;
    }
    
    .st-trust-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .st-trust-icon {
        width: 48px;
        height: 48px;
    }
    
    .st-trust-icon .glyphicon {
        font-size: 22px;
    }
    
    .st-footer {
        padding: 40px 0 30px;
    }
}

/* ===== 购物车徽章动画 ===== */
.st-cart-flash {
    animation: cartFlash 0.5s ease 3;
    background-color: var(--primary) !important;
    border-radius: var(--radius-sm);
}

@keyframes cartFlash {
    0%, 100% { background-color: transparent; }
    50% { background-color: var(--primary); }
}

.st-navbrand-cart .badge {
    transition: opacity 0.3s ease;
    background-color: var(--primary);
}

.st-cart-flash .badge {
    background-color: var(--primary) !important;
}

/* ===== 滚动条样式 ===== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-main);
}

::-webkit-scrollbar-thumb {
    background: var(--secondary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* ===== 选择高亮 ===== */
::selection {
    background-color: var(--primary);
    color: var(--text-title);
}

/* ===== 第三方登录 ===== */
.st-login-third a {
    display: inline-block;
    width: 40px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    border-radius: 50%;
    background-color: var(--secondary);
    color: var(--text-title);
    margin-right: 12px;
    transition: var(--transition);
}

.st-login-third a:hover {
    background-color: var(--primary);
}

/* ===== 社交媒体图标 ===== */
.st-footer-service-icon a {
    display: inline-block;
    width: 36px;
    height: 36px;
    line-height: 36px;
    text-align: center;
    border-radius: 50%;
    background-color: var(--secondary);
    color: var(--text-title);
    margin-right: 12px;
    transition: var(--transition);
}

.st-footer-service-icon a:hover {
    background-color: var(--primary);
}

/* ===== 订阅表单 ===== */
.st-footer-service-signup p {
    color: var(--text-body);
    font-size: 14px;
    margin-bottom: 12px;
    font-weight: 400;
}

.st-footer-service-signup .form-control {
    background-color: var(--bg-main);
    border: 1px solid var(--secondary);
    color: var(--text-title);
}

.st-footer-service-signup .input-group-addon {
    background-color: var(--primary);
    color: var(--text-title);
    border: none;
    border-radius: var(--radius-md);
    padding: 10px 18px;
    cursor: pointer;
    transition: var(--transition);
}

.st-footer-service-signup .input-group-addon:hover {
    opacity: 0.85;
}

/* ===== 边框统一 ===== */
hr,
.divider {
    border-color: var(--secondary);
}

/* ===== Checkbox/Radio ===== */
.checkbox label,
.radio label {
    color: var(--text-body);
    font-weight: 400;
    font-size: 15px;
}

.checkbox input[type="checkbox"],
.radio input[type="radio"] {
    accent-color: var(--primary);
}


/* ========================================
   产品详情页规格选择器 - 完整修复
   修复色号图片/码号布局偏移问题
   ======================================== */
.st-detail-attr .st-attr {
    display: flex !important;
    flex-wrap: wrap !important;
    align-items: center !important;
    margin: 12px 0 !important;
}
.st-detail-attr .st-attr dt {
    font-weight: 600 !important;
    color: #E2E2E8 !important;
    min-width: 80px !important;
    margin-right: 15px !important;
}
.st-detail-attr .st-attr dd {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    min-width: 44px !important;
    height: 36px !important;
    padding: 6px 14px !important;
    margin: 0 6px 6px 0 !important;
    border: 2px solid #A89CC8 !important;
    border-radius: 6px !important;
    background: transparent !important;
    color: #E2E2E8 !important;
    font-size: 14px !important;
    cursor: pointer !important;
    transition: all 0.2s ease !important;
    box-sizing: border-box !important;
}
.st-detail-attr .st-attr dd:hover {
    border-color: #6B5B95 !important;
    background: rgba(107,91,149,0.1) !important;
}
.st-detail-attr .st-attr dd.active {
    border-color: #6B5B95 !important;
    background: #6B5B95 !important;
    color: #FFFFFF !important;
    font-weight: 500 !important;
}
.st-detail-attr .st-attr dd.st-invalid {
    opacity: 0.4 !important;
    text-decoration: line-through !important;
    cursor: not-allowed !important;
}
/* 颜色图片 - 固定64px正方形 */
.st-detail-attr .st-attr.st-picture {
    display: flex !important;
    flex-wrap: wrap !important;
}
.st-detail-attr .st-attr.st-picture dt {
    font-weight: 600 !important;
    color: #E2E2E8 !important;
    min-width: 80px !important;
    margin-right: 15px !important;
}
.st-detail-attr .st-attr.st-picture dd {
    width: 64px !important;
    height: 64px !important;
    min-width: 64px !important;
    max-width: 64px !important;
    min-height: 64px !important;
    max-height: 64px !important;
    padding: 4px !important;
    margin: 0 8px 8px 0 !important;
    border: 2px solid #A89CC8 !important;
    border-radius: 8px !important;
    background: rgba(245,243,248,0.05) !important;
}
.st-detail-attr .st-attr.st-picture dd:hover {
    border-color: #6B5B95 !important;
    background: rgba(107,91,149,0.1) !important;
}
.st-detail-attr .st-attr.st-picture dd.active {
    border-color: #6B5B95 !important;
    border-width: 3px !important;
    background: rgba(107,91,149,0.15) !important;
}
.st-detail-attr .st-attr.st-picture dd img {
    width: 50px !important;
    height: 50px !important;
    min-width: 50px !important;
    min-height: 50px !important;
    max-width: 50px !important;
    max-height: 50px !important;
    object-fit: cover !important;
    border-radius: 4px !important;
}
/* 尺码文本 */
.st-detail-attr .st-attr:not(.st-picture) dd {
    min-width: 50px !important;
    height: 36px !important;
    padding: 6px 16px !important;
}
/* 产品详情页标题/价格 */
.st-detail-attr h3 {
    color: #FFFFFF !important;
    font-size: 24px !important;
    font-weight: 500 !important;
    margin: 0 0 15px 0 !important;
}
.st-detail-attr .st-price {
    font-size: 28px !important;
    color: #C887A8 !important;
    font-weight: 600 !important;
    margin: 12px 0 !important;
}
.st-detail-attr .st-price del {
    font-size: 16px !important;
    color: #8A8899 !important;
    margin-left: 10px !important;
}
/* 数量输入 */
.st-qty input {
    width: 80px !important;
    padding: 8px 12px !important;
    border: 2px solid #A89CC8 !important;
    border-radius: 6px !important;
    background: rgba(245,243,248,0.05) !important;
    color: #FFFFFF !important;
    text-align: center !important;
}
.st-qty input:focus {
    border-color: #6B5B95 !important;
    outline: none !important;
}
/* 操作按钮 */
.st-detail-btn .btn-primary {
    background: #6B5B95 !important;
    border-color: #6B5B95 !important;
    color: #FFFFFF !important;
    border-radius: 6px !important;
    padding: 10px 20px !important;
}
.st-detail-btn .btn-info {
    background: #A89CC8 !important;
    border-color: #A89CC8 !important;
    color: #1E2028 !important;
    border-radius: 6px !important;
    padding: 10px 20px !important;
}
/* 图片画廊 */
.st-detail-img {
    background: rgba(245,243,248,0.02) !important;
    padding: 15px !important;
    border-radius: 12px !important;
}
.st-detail-img-left ul li {
    width: 80px !important;
    height: 80px !important;
    border: 2px solid transparent !important;
    border-radius: 6px !important;
    margin-bottom: 10px !important;
}
.st-detail-img-left ul li.active {
    border-color: #6B5B95 !important;
}
.st-detail-img-left ul li img {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
}
/* 防止动态内联样式覆盖 */
.st-detail-attr .st-attr.st-picture dd[style] {
    width: 64px !important;
    height: 64px !important;
    padding: 4px !important;
}
.st-detail-attr .st-attr.st-picture dd img[style] {
    width: 50px !important;
    height: 50px !important;
}


/* ===========================================

/* Modern browsers */
@supports (padding-top: env(safe-area-inset-top)) {
    @media (max-width: 767px) {
        html {
            padding-top: max(50px, env(safe-area-inset-top));
        }
    }
}

/* Modern browsers with safe area */
@supports (padding-top: env(safe-area-inset-top)) {
    @media (max-width: 767px) {
        html {
            padding-top: max(50px, env(safe-area-inset-top));
        }
    }
}