/* ============================================================
   俄里巴巴跨境电商 - 主题样式 (紫色渐变风格)
   ============================================================ */

/* ----------- 变量定义 ----------- */
:root {
    --color-primary: #7c3aed;
    --color-primary-dark: #5b21b6;
    --color-primary-light: #a78bfa;
    --color-accent: #f97316;
    --color-accent-light: #fb923c;
    --color-success: #10b981;
    --color-danger: #ef4444;
    --color-text: #1f2937;
    --color-text-soft: #6b7280;
    --color-text-muted: #9ca3af;
    --color-bg: #ffffff;
    --color-bg-soft: #f9fafb;
    --color-bg-alt: #f3f4f6;
    --color-border: #e5e7eb;

    --gradient-primary: linear-gradient(135deg, #6d28d9, #7c3aed);
    --gradient-hero: linear-gradient(135deg, #1e1b4b 0%, #4c1d95 40%, #7c3aed 100%);
    --gradient-card: linear-gradient(135deg, #ede9fe, #ddd6fe);

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
    --shadow-purple: 0 12px 32px rgba(124, 58, 237, 0.25);

    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    --container-width: 1240px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ----------- 重置 & 基础样式 ----------- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    font-size: 15px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

i {
    font-style: normal;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
}

/* ----------- 容器 ----------- */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================================
   顶部公告条
   ============================================================ */
.top-bar {
    background: linear-gradient(90deg, #1e1b4b, #4c1d95);
    color: #e0e7ff;
    font-size: 13px;
    padding: 8px 0;
}

.top-bar__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.top-bar a {
    color: #ddd6fe;
}

.top-bar a:hover {
    color: #fbbf24;
}

.top-bar__actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.divider {
    color: rgba(255, 255, 255, 0.3);
}

/* ============================================================
   Header
   ============================================================ */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--color-border);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 24px;
    gap: 16px;
}

/* --- Logo --- */
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    margin-right: auto;
}

.logo__icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-hero);
    border-radius: var(--radius-md);
    color: #fff;
    font-size: 20px;
    box-shadow: var(--shadow-purple);
}

.logo__text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo__text strong {
    font-size: 18px;
    font-weight: 700;
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.logo__text span {
    font-size: 10px;
    color: var(--color-text-muted);
    letter-spacing: 0.5px;
}

.logo--light .logo__icon {
    background: rgba(255, 255, 255, 0.15);
}

.logo--light .logo__text strong {
    background: none;
    color: #fff;
    -webkit-text-fill-color: #fff;
}

.logo--light .logo__text span {
    color: rgba(255, 255, 255, 0.7);
}

/* --- 导航 --- */
.nav__list {
    display: flex;
    gap: 28px;
}

.nav__item a {
    display: inline-block;
    padding: 8px 0;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text);
    position: relative;
    white-space: nowrap;
}

.nav__item a::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition);
    transform: translateX(-50%);
}

.nav__item:hover a,
.nav__item.active a {
    color: var(--color-primary);
}

.nav__item:hover a::after,
.nav__item.active a::after {
    width: 100%;
}

/* --- CTA 按钮组 --- */
.header__cta {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
}

/* --- 移动端汉堡菜单 --- */
.menu-toggle {
    display: none;
    font-size: 20px;
    color: var(--color-text);
}

/* ============================================================
   通用按钮
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: 100px;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    white-space: nowrap;
    border: 2px solid transparent;
    line-height: 1.2;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn--primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 6px 16px rgba(124, 58, 237, 0.3);
}

.btn--primary:hover {
    box-shadow: 0 10px 24px rgba(124, 58, 237, 0.4);
    color: #fff;
}

.btn--ghost {
    color: var(--color-text);
    border-color: var(--color-border);
}

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

.btn--outline {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border-color: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(8px);
}

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

.btn--orange {
    background: linear-gradient(135deg, #f97316, #ef4444);
    color: #fff;
    box-shadow: 0 6px 16px rgba(249, 115, 22, 0.3);
}

.btn--orange:hover {
    box-shadow: 0 10px 24px rgba(249, 115, 22, 0.4);
    color: #fff;
}

.btn--lg {
    padding: 14px 30px;
    font-size: 16px;
}

/* ============================================================
   Hero 轮播图
   ============================================================ */
.hero {
    position: relative;
    overflow: hidden;
    background: var(--color-bg);
}

.carousel {
    position: relative;
    height: 580px;
    overflow: hidden;
}

.carousel__track {
    display: flex;
    width: 100%;
    height: 100%;
    transition: transform 0.8s cubic-bezier(0.65, 0, 0.35, 1);
}

.carousel__slide {
    flex: 0 0 100%;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}

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

.carousel__slide::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.15), transparent 50%),
        radial-gradient(circle at 10% 80%, rgba(255, 255, 255, 0.1), transparent 40%);
    pointer-events: none;
}

.carousel__content {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.carousel__tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 500;
    backdrop-filter: blur(8px);
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.carousel__tag--orange {
    background: rgba(249, 115, 22, 0.2);
    border-color: rgba(249, 115, 22, 0.5);
}

.carousel__tag--blue {
    background: rgba(59, 130, 246, 0.2);
    border-color: rgba(59, 130, 246, 0.5);
}

.carousel__title {
    font-size: 52px;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
}

.carousel__title span {
    background: linear-gradient(90deg, #fde047, #fb923c, #f472b6);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.carousel__desc {
    font-size: 17px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 32px;
    max-width: 560px;
}

.carousel__buttons {
    display: flex;
    gap: 14px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.carousel__stats {
    display: flex;
    gap: 36px;
}

.carousel__stats div {
    display: flex;
    flex-direction: column;
}

.carousel__stats strong {
    font-size: 28px;
    font-weight: 700;
    color: #fff;
}

.carousel__stats span {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 4px;
}

/* --- 轮播视觉装饰 --- */
.carousel__visual {
    position: relative;
    height: 380px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.visual-orb {
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.5), rgba(167, 139, 250, 0.4) 50%, transparent 70%);
    filter: blur(40px);
    position: absolute;
    animation: float 6s ease-in-out infinite;
}

.visual-orb--pink {
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.5), rgba(244, 114, 182, 0.4) 50%, transparent 70%);
}

.visual-orb--blue {
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.5), rgba(96, 165, 250, 0.4) 50%, transparent 70%);
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.visual-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-md);
    padding: 18px 22px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: #fff;
    min-width: 120px;
    box-shadow: var(--shadow-lg);
    animation: float 5s ease-in-out infinite;
}

.visual-card i {
    font-size: 26px;
}

.visual-card span {
    font-size: 13px;
    font-weight: 500;
}

.visual-card--1 {
    top: 10%;
    left: 5%;
    animation-delay: 0s;
}

.visual-card--2 {
    top: 38%;
    right: 8%;
    animation-delay: -1.5s;
}

.visual-card--3 {
    bottom: 8%;
    left: 18%;
    animation-delay: -3s;
}

/* --- 控制按钮 --- */
.carousel__arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #fff;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.carousel__arrow:hover {
    background: rgba(255, 255, 255, 0.3);
}

.carousel__arrow--prev {
    left: 24px;
}

.carousel__arrow--next {
    right: 24px;
}

/* --- 指示器 --- */
.carousel__dots {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 10;
}

.carousel__dot {
    width: 32px;
    height: 4px;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 2px;
    transition: var(--transition);
}

.carousel__dot.active {
    background: #fff;
    width: 48px;
}

/* ============================================================
   Section 通用
   ============================================================ */
.section {
    padding: 96px 0;
}

.section--alt {
    background: var(--color-bg-soft);
}

.section__header {
    text-align: center;
    margin-bottom: 60px;
}

.section__tag {
    display: inline-block;
    padding: 6px 16px;
    background: var(--gradient-card);
    color: var(--color-primary);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.section__tag--orange {
    background: linear-gradient(135deg, #ffedd5, #fed7aa);
    color: #c2410c;
}

.section__tag--red {
    background: linear-gradient(135deg, #fee2e2, #fecaca);
    color: #b91c1c;
}

.section__title {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 14px;
    color: var(--color-text);
}

.section__title span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-left: 8px;
}

.section__desc {
    font-size: 16px;
    color: var(--color-text-soft);
    max-width: 640px;
    margin: 0 auto;
}

/* ============================================================
   快速服务 / 数据展示
   ============================================================ */
.features {
    padding: 60px 0;
    background: var(--color-bg);
    margin-top: -40px;
    position: relative;
    z-index: 5;
}

.features__grid {
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 36px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.feature-card {
    text-align: center;
    padding: 24px 16px;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.feature-card:hover {
    background: var(--color-bg-soft);
    transform: translateY(-4px);
}

.feature-card__icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    color: #fff;
    font-size: 24px;
    box-shadow: var(--shadow-md);
}

.feature-card h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-text);
}

.feature-card p {
    font-size: 14px;
    color: var(--color-text-soft);
    line-height: 1.5;
}

/* ============================================================
   商品分类
   ============================================================ */
.categories__grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.category-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 28px 16px;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
}

.category-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-light);
}

.category-card__icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 14px;
    color: #fff;
    font-size: 28px;
    transition: var(--transition);
}

.category-card:hover .category-card__icon {
    transform: scale(1.08) rotate(-5deg);
}

.category-card h5 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--color-text);
}

.category-card span {
    font-size: 13px;
    color: var(--color-text-muted);
}

/* ============================================================
   热门商品
   ============================================================ */
.hot__tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 40px;
}

.hot__tab {
    padding: 10px 24px;
    border-radius: 100px;
    background: #fff;
    border: 1px solid var(--color-border);
    color: var(--color-text-soft);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}

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

.hot__tab.active {
    background: var(--gradient-primary);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
}

.hot__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 40px;
}

/* 登录引导提示 */
.login-prompt {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    text-align: center;
    background: linear-gradient(135deg, #faf5ff, #f3e8ff);
    border-radius: var(--radius-lg);
    border: 2px dashed #c4b5fd;
}
.login-prompt__icon {
    font-size: 48px;
    color: #7c3aed;
    margin-bottom: 16px;
}
.login-prompt__text {
    font-size: 18px;
    color: #4c1d95;
    margin-bottom: 24px;
    font-weight: 600;
}
.login-prompt__hint {
    margin-top: 16px;
    font-size: 14px;
    color: #6b7280;
}
.login-prompt__hint a {
    color: #7c3aed;
    font-weight: 600;
}

.product-card {
    background: #fff;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: var(--transition);
    position: relative;
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-light);
}

.product-card__image {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 56px;
    color: rgba(255, 255, 255, 0.9);
    position: relative;
    overflow: hidden;
}

.product-card__image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.3), transparent 60%);
}

.product-card__badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 4px 10px;
    background: rgba(255, 255, 255, 0.95);
    color: var(--color-text);
    border-radius: var(--radius-sm);
    font-size: 11px;
    font-weight: 600;
    z-index: 2;
}

.product-card__badge--hot {
    background: var(--color-accent);
    color: #fff;
}

.product-card__badge--new {
    background: var(--color-success);
    color: #fff;
}

.product-card__fav {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.95);
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    transition: var(--transition);
}

.product-card__fav:hover {
    color: var(--color-danger);
    background: #fff;
}

.product-card__body {
    padding: 18px;
}

.product-card__title {
    font-size: 15px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--color-text);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 42px;
}

.product-card__meta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 12px;
    color: var(--color-text-muted);
    margin-bottom: 12px;
}

.product-card__meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.product-card__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.product-card__price {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.product-card__price-item {
    display: flex;
    align-items: baseline;
    gap: 4px;
}

.product-card__price-label {
    font-size: 12px;
    color: var(--color-text-muted);
    white-space: nowrap;
}

.product-card__price-purchase {
    font-size: 15px;
    color: var(--color-text-muted);
}

.product-card__price strong {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-danger);
}

.product-card__price del {
    font-size: 13px;
    color: var(--color-text-muted);
}

.product-card__cart {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.product-card__cart:hover {
    transform: scale(1.1) rotate(8deg);
}

.hot__more {
    text-align: center;
    margin-top: 12px;
}

/* ============================================================
   促销活动
   ============================================================ */

/* --- 秒杀模块 --- */
.flash-sale {
    background: linear-gradient(135deg, #fff1f2, #ffe4e6);
    border-radius: var(--radius-lg);
    padding: 28px;
    margin-bottom: 40px;
    position: relative;
    overflow: hidden;
    border: 1px solid #fecdd3;
}

.flash-sale::before {
    content: '';
    position: absolute;
    right: -80px;
    top: -80px;
    width: 280px;
    height: 280px;
    background: radial-gradient(circle, rgba(249, 115, 22, 0.15), transparent 60%);
    border-radius: 50%;
}

.flash-sale__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
    position: relative;
    z-index: 2;
}

.flash-sale__title {
    display: flex;
    align-items: center;
    gap: 10px;
}

.flash-sale__title i {
    color: var(--color-accent);
    font-size: 24px;
    animation: pulse 1.2s ease-in-out infinite;
}

@keyframes pulse {
    50% { transform: scale(1.15); }
}

.flash-sale__title h3 {
    font-size: 24px;
    font-weight: 700;
    color: #b91c1c;
}

.flash-sale__subtitle {
    font-size: 12px;
    letter-spacing: 2px;
    color: var(--color-text-soft);
    font-weight: 600;
}

.flash-sale__timer {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--color-text-soft);
}

.timer-block {
    display: flex;
    align-items: center;
    background: #1e1b4b;
    color: #fff;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 18px;
    min-width: 48px;
    justify-content: center;
    font-family: 'Montserrat', monospace;
    position: relative;
}

.timer-block i {
    margin-left: 6px;
    color: rgba(255, 255, 255, 0.5);
    font-style: normal;
}

.timer-block:last-child i {
    display: none;
}

.flash-sale__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    position: relative;
    z-index: 2;
}

.flash-item {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 16px;
    transition: var(--transition);
    border: 1px solid var(--color-border);
}

.flash-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.flash-item__image {
    aspect-ratio: 1;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 48px;
    position: relative;
    margin-bottom: 12px;
    overflow: hidden;
}

.flash-item__tag {
    position: absolute;
    top: 8px;
    right: 8px;
    padding: 3px 8px;
    background: rgba(0, 0, 0, 0.4);
    color: #fff;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 700;
    backdrop-filter: blur(4px);
}

.flash-item h6 {
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--color-text);
    line-height: 1.4;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.flash-item__price {
    display: flex;
    align-items: baseline;
    gap: 8px;
    margin-bottom: 8px;
}

.price-now {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-danger);
}

.price-old {
    font-size: 12px;
    color: var(--color-text-muted);
    text-decoration: line-through;
}

.flash-item__progress {
    height: 6px;
    background: #fee2e2;
    border-radius: 100px;
    overflow: hidden;
    margin-bottom: 4px;
}

.flash-item__bar {
    height: 100%;
    background: linear-gradient(90deg, #f97316, #ef4444);
    border-radius: 100px;
}

.flash-item__status {
    font-size: 11px;
    color: var(--color-text-muted);
}

/* --- 活动卡片矩阵 --- */
.promotions__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 20px;
}

.promo-card {
    background: var(--gradient-primary);
    color: #fff;
    padding: 28px;
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    min-height: 180px;
    display: flex;
    flex-direction: column;
}

.promo-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.promo-card--lg {
    min-height: 180px;
}

.promo-card__badge {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(0, 0, 0, 0.25);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 500;
    margin-bottom: 16px;
    align-self: flex-start;
    backdrop-filter: blur(6px);
}

.promo-card h3 {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 6px;
}

.promo-card h4 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 6px;
}

.promo-card p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 12px;
    line-height: 1.5;
}

.promo-card__link {
    color: #fff;
    font-weight: 600;
    font-size: 14px;
    margin-top: auto;
}

.promo-card__icon {
    position: absolute;
    bottom: 12px;
    right: 20px;
    font-size: 64px;
    color: rgba(255, 255, 255, 0.18);
}

/* ============================================================
   合作伙伴
   ============================================================ */
.partners__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.partner-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.partner-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.partner-card__cover {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--color-bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
}

.partner-card__cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

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

.partner-card__cover i {
    font-size: 48px;
    color: rgba(255, 255, 255, 0.9);
}

.partner-card__body {
    padding: 18px 16px;
    text-align: center;
}

.partner-card__body strong {
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text);
    line-height: 1.5;
}

/* ============================================================
   关于我们
   ============================================================ */
.about__inner {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    align-items: center;
}

.about__text .section__title {
    text-align: left;
}

.about__lead {
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-text-soft);
    margin: 16px 0 28px;
    padding-left: 14px;
    border-left: 4px solid var(--color-primary);
}

.about__list {
    margin-bottom: 32px;
}

.about__list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 0;
    font-size: 15px;
    color: var(--color-text-soft);
    line-height: 1.6;
}

.about__list i {
    color: var(--color-primary);
    margin-top: 4px;
    font-size: 16px;
}

.about__list strong {
    color: var(--color-text);
    font-weight: 700;
}

.about__cta {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.about__visual {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.about__card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: var(--transition);
}

.about__card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.about__card i {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: var(--gradient-card);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
}

.about__card strong {
    display: block;
    font-size: 22px;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.2;
}

.about__card span {
    font-size: 13px;
    color: var(--color-text-muted);
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
    background: linear-gradient(180deg, #1e1b4b, #0f0a2a);
    color: #cbd5e1;
    padding: 80px 0 24px;
}

.footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer__col h5 {
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 12px;
}

.footer__col h5::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 28px;
    height: 2px;
    background: var(--color-primary-light);
}

.footer__col ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer__col a {
    color: #94a3b8;
    font-size: 14px;
    transition: var(--transition);
}

.footer__col a:hover {
    color: #fff;
    padding-left: 4px;
}

.footer__about {
    font-size: 14px;
    line-height: 1.7;
    color: #94a3b8;
    margin: 16px 0 24px;
    max-width: 280px;
}

.footer__social {
    display: flex;
    gap: 10px;
}

.footer__social a {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 16px;
    transition: var(--transition);
}

.footer__social a:hover {
    background: var(--gradient-primary);
    transform: translateY(-3px);
}

.footer__contact li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #94a3b8;
    font-size: 14px;
}

.footer__contact i {
    color: var(--color-primary-light);
    width: 16px;
}

.footer__bottom {
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: #64748b;
    flex-wrap: wrap;
    gap: 12px;
}

.footer__bottom a {
    color: #94a3b8;
}

.footer__bottom a:hover {
    color: #fff;
}

.footer__bottom span {
    margin: 0 8px;
}

/* ============================================================
   返回顶部
   ============================================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: #fff;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-purple);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 99;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-4px) scale(1.05);
}

/* ============================================================
   鉴权弹窗 (登录 / 注册 / 忘记密码)
   ============================================================ */
.modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal.open {
    display: flex;
    animation: modalFadeIn 0.25s ease;
}

@keyframes modalFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal__mask {
    position: absolute;
    inset: 0;
    background: rgba(15, 10, 42, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.modal__dialog {
    position: relative;
    width: 100%;
    max-width: 440px;
    max-height: 92vh;
    overflow-y: auto;
    background: #fff;
    border-radius: var(--radius-xl);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.25);
    padding: 36px 36px 28px;
    animation: modalSlideUp 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes modalSlideUp {
    from { transform: translateY(30px) scale(0.96); opacity: 0; }
    to { transform: translateY(0) scale(1); opacity: 1; }
}

.modal__close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--color-bg-soft);
    color: var(--color-text-soft);
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.modal__close:hover {
    background: var(--color-danger);
    color: #fff;
    transform: rotate(90deg);
}

.modal__head {
    text-align: center;
    margin-bottom: 24px;
}

.modal__logo {
    width: 56px;
    height: 56px;
    margin: 0 auto 14px;
    border-radius: var(--radius-md);
    background: var(--gradient-hero);
    color: #fff;
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-purple);
}

.modal__head h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 4px;
}

.modal__head p {
    font-size: 13px;
    color: var(--color-text-muted);
}

/* --- 面板切换 --- */
.auth-panel[hidden] { display: none; }

/* --- 登录子 Tab --- */
.auth-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    background: var(--color-bg-soft);
    border-radius: 100px;
    padding: 4px;
}

.auth-tab {
    flex: 1;
    padding: 10px;
    border-radius: 100px;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-soft);
    transition: var(--transition);
}

.auth-tab.active {
    background: #fff;
    color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

/* --- 表单 --- */
.auth-form {
    display: none;
    flex-direction: column;
    gap: 14px;
}

.auth-form.active {
    display: flex;
}

.form-group {
    position: relative;
    display: flex;
    align-items: center;
    background: var(--color-bg-soft);
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.form-group:focus-within {
    background: #fff;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

.form-group > i {
    position: absolute;
    left: 16px;
    color: var(--color-text-muted);
    font-size: 15px;
    pointer-events: none;
}

.form-group input {
    flex: 1;
    width: 100%;
    border: none;
    background: transparent;
    padding: 14px 16px 14px 44px;
    font-size: 14px;
    font-family: inherit;
    color: var(--color-text);
    outline: none;
}

.form-group--code input {
    padding-right: 120px;
}

.code-btn {
    position: absolute;
    right: 6px;
    top: 50%;
    transform: translateY(-50%);
    padding: 8px 14px;
    border-radius: 100px;
    background: var(--color-bg-alt);
    color: var(--color-primary);
    font-size: 12px;
    font-weight: 600;
    transition: var(--transition);
    white-space: nowrap;
}

.code-btn:hover:not(:disabled) {
    background: var(--gradient-primary);
    color: #fff;
}

.code-btn:disabled {
    color: var(--color-text-muted);
    cursor: not-allowed;
}

.form-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
}

.form-check {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--color-text-soft);
    cursor: pointer;
}

.form-check--block {
    font-size: 13px;
    line-height: 1.5;
    align-items: flex-start;
}

.form-check--block input {
    margin-top: 3px;
}

.form-check input[type="checkbox"] {
    width: 15px;
    height: 15px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

.form-link {
    color: var(--color-primary);
    font-weight: 500;
}

.form-link:hover {
    text-decoration: underline;
}

.btn--block {
    width: 100%;
    margin-top: 4px;
}

.auth-foot {
    text-align: center;
    font-size: 13px;
    color: var(--color-text-soft);
    margin-top: 18px;
}

/* --- 已登录状态 Header --- */
.user-menu {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-menu__avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
}

.user-menu__name {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text);
    max-width: 100px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-menu__logout {
    color: var(--color-text-muted);
    font-size: 14px;
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.user-menu__logout:hover {
    color: var(--color-danger);
    background: #fef2f2;
}

/* ============================================================
   资讯公告
   ============================================================ */
.news__tabs,
.school__tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 40px;
}

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

.news-card {
    display: flex;
    gap: 20px;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: var(--transition);
}

.news-card:hover {
    border-color: var(--color-primary-light);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.news-card__date {
    flex-shrink: 0;
    width: 64px;
    text-align: center;
    padding: 12px 0;
    background: var(--gradient-card);
    border-radius: var(--radius-md);
    color: var(--color-primary);
}

.news-card__cover {
    flex-shrink: 0;
    width: 120px;
    height: 80px;
    border-radius: var(--radius-md);
    background-size: cover;
    background-position: center;
    background-color: var(--color-bg-alt);
}

.news-card__date strong {
    display: block;
    font-size: 24px;
    font-weight: 700;
    line-height: 1;
}

.news-card__date span {
    font-size: 12px;
    color: var(--color-text-muted);
}

.news-card__body {
    flex: 1;
    min-width: 0;
}

.news-card__body h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-text);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card__body p {
    font-size: 13px;
    color: var(--color-text-soft);
    line-height: 1.6;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 12px;
    color: var(--color-text-muted);
}

.news-card__more {
    color: var(--color-primary);
    font-weight: 500;
}

/* ============================================================
   物流服务
   ============================================================ */
.logistics__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

/* 我们的优势 */
.advantage__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.advantage-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 32px 20px;
    text-align: center;
    border: 1px solid var(--color-border);
    transition: var(--transition);
}
.advantage-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-light);
}
.advantage-card__icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 16px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-card);
}
.advantage-card__icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.advantage-card h4 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-text);
}
.advantage-card p {
    font-size: 13px;
    color: var(--color-text-soft);
    line-height: 1.6;
}

.logistics-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 36px 24px;
    text-align: center;
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.logistics-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-light);
}

.logistics-card__icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    margin: 0 auto 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-card);
    color: var(--color-primary);
    font-size: 28px;
    transition: var(--transition);
}

.logistics-card:hover .logistics-card__icon {
    transform: scale(1.1) rotate(-5deg);
}

.logistics-card h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--color-text);
}

.logistics-card p {
    font-size: 14px;
    color: var(--color-text-soft);
    line-height: 1.6;
}

/* ============================================================
   跨境学院
   ============================================================ */
.school__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.school-card {
    display: flex;
    gap: 20px;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: var(--transition);
}

.school-card:hover {
    border-color: var(--color-primary-light);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.school-card__icon {
    flex-shrink: 0;
    width: 64px;
    height: 64px;
    border-radius: var(--radius-md);
    background: var(--gradient-primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
}

.school-card__body {
    flex: 1;
    min-width: 0;
}

.school-card__body h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-text);
}

.school-card__body p {
    font-size: 13px;
    color: var(--color-text-soft);
    line-height: 1.5;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.school-card__meta {
    display: flex;
    gap: 16px;
    font-size: 12px;
    color: var(--color-text-muted);
}

.school-card__meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ============================================================
   数据统计
   ============================================================ */
.stats__trend {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 36px;
    box-shadow: var(--shadow-md);
    margin-bottom: 24px;
}

.stats__summary {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-bottom: 32px;
}

.stats__summary-item {
    text-align: center;
}

.stats__summary-item strong {
    display: block;
    font-size: 36px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.stats__summary-item span {
    font-size: 14px;
    color: var(--color-text-soft);
}

.stats__chart {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    gap: 12px;
    height: 200px;
    padding: 0 12px;
}

.stats__bar-group {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    height: 100%;
    justify-content: flex-end;
}

.stats__bar-val {
    font-size: 12px;
    font-weight: 600;
    color: var(--color-primary);
}

.stats__bar {
    width: 100%;
    max-width: 48px;
    background: var(--gradient-primary);
    border-radius: 6px 6px 0 0;
    min-height: 4px;
    transition: height 0.6s ease;
    position: relative;
}

.stats__bar:hover {
    opacity: 0.85;
}

.stats__bar-label {
    font-size: 11px;
    color: var(--color-text-muted);
}

.stats__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.stats__card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--shadow-md);
}

.stats__card h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--color-text);
}

.stats__card h4 i {
    color: var(--color-primary);
    margin-right: 8px;
}

.stats__list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.stats__list-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.stats__list-name {
    width: 80px;
    font-size: 13px;
    color: var(--color-text-soft);
    flex-shrink: 0;
}

.stats__list-bar {
    flex: 1;
    height: 8px;
    background: var(--color-bg-alt);
    border-radius: 100px;
    overflow: hidden;
}

.stats__list-bar div {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 100px;
    transition: width 0.6s ease;
}

.stats__list-val {
    width: 40px;
    text-align: right;
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text);
}

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

.stats__tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--gradient-card);
    border-radius: 100px;
    font-size: 13px;
    color: var(--color-text-soft);
}

.stats__tag em {
    font-style: normal;
    font-weight: 700;
    color: var(--color-primary);
}

/* ============================================================
   本土服务
   ============================================================ */
.local__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.local-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    transition: var(--transition);
}

.local-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-light);
}

.local-card__icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    margin: 0 auto 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 28px;
    overflow: hidden;
}

.local-card h4 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--color-text);
}

.local-card p {
    font-size: 13px;
    color: var(--color-text-soft);
    line-height: 1.6;
    margin-bottom: 14px;
}

.local-card__link {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-primary);
}

.local-card__link:hover {
    text-decoration: underline;
}

/* ============================================================
   会员等级
   ============================================================ */
.vip__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 28px;
    max-width: 800px;
    margin: 0 auto;
}

.vip-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    text-align: center;
    transition: var(--transition);
    position: relative;
}

.vip-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.vip-card--featured {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-purple);
    transform: scale(1.03);
}

.vip-card--featured:hover {
    transform: scale(1.03) translateY(-6px);
}

.vip-card__badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 4px 16px;
    background: var(--gradient-primary);
    color: #fff;
    border-radius: 100px;
    font-size: 12px;
    font-weight: 600;
}

.vip-card__cover {
    width: 80px;
    height: 80px;
    margin: 0 auto 18px;
    border-radius: 50%;
    overflow: hidden;
    background: var(--color-bg-alt);
}

.vip-card__cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.vip-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--color-text);
}

.vip-card__price {
    margin-bottom: 16px;
}

.vip-card__price strong {
    font-size: 32px;
    font-weight: 800;
    color: var(--color-primary);
}

.vip-card__price span {
    font-size: 14px;
    color: var(--color-text-muted);
}

.vip-card p {
    font-size: 13px;
    color: var(--color-text-soft);
    line-height: 1.7;
    margin-bottom: 20px;
    text-align: left;
}

/* ============================================================
   关于我们 - 动态内容
   ============================================================ */
.about__content {
    margin-bottom: 24px;
}

.about__text-content {
    font-size: 14px;
    line-height: 1.8;
    color: var(--color-text-soft);
    padding: 20px 24px;
    background: var(--color-bg-soft);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-primary);
}

.about__text-content p {
    margin-bottom: 8px;
}

.about__text-content img {
    max-width: 100%;
    border-radius: var(--radius-md);
    margin: 12px 0;
}

/* ============================================================
   产品介绍卡片
   ============================================================ */
.intro {
    padding: 40px 0 20px;
    background: var(--color-bg-soft);
}

.intro__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.intro-card {
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    min-height: 200px;
}

.intro-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.15), transparent 50%),
        radial-gradient(circle at 10% 80%, rgba(255, 255, 255, 0.08), transparent 40%);
    pointer-events: none;
}

.intro-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.intro-card__body {
    flex: 1;
    z-index: 2;
    position: relative;
}

.intro-card__title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 10px;
    line-height: 1.3;
}

.intro-card__desc {
    font-size: 13px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.82);
    margin-bottom: 16px;
}

.intro-card__links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.intro-card__links a {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 500;
    color: #fff;
    backdrop-filter: blur(8px);
    transition: var(--transition);
}

.intro-card__links a:hover {
    background: rgba(255, 255, 255, 0.28);
    transform: translateY(-2px);
}

.intro-card__links a i {
    font-size: 11px;
}

.intro-card__visual {
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    flex-shrink: 0;
    z-index: 2;
}

.intro-card__visual > i {
    font-size: 44px;
    color: rgba(255, 255, 255, 0.9);
    z-index: 2;
    position: relative;
}

.intro-card__orb {
    position: absolute;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.4), rgba(167, 139, 250, 0.3) 50%, transparent 70%);
    filter: blur(20px);
    animation: float 6s ease-in-out infinite;
}

.intro-card__orb--pink {
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.4), rgba(244, 114, 182, 0.3) 50%, transparent 70%);
}

.intro-card__orb--blue {
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.4), rgba(96, 165, 250, 0.3) 50%, transparent 70%);
}

/* ============================================================
   痛点解决方案
   ============================================================ */
.pain-points__list {
    display: flex;
    flex-direction: column;
    gap: 48px;
}

.pain-point {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.pain-point--reverse {
    direction: rtl;
}

.pain-point--reverse > * {
    direction: ltr;
}

.pain-point__text {
    padding: 8px 0;
}

.pain-point__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    background: var(--gradient-card);
    color: var(--color-primary);
    font-size: 24px;
    margin-bottom: 16px;
}

.pain-point__text h3 {
    font-size: 26px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 8px;
}

.pain-point__subtitle {
    font-size: 15px;
    color: var(--color-primary);
    font-weight: 500;
    margin-bottom: 18px;
}

.pain-point__text ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 22px;
}

.pain-point__text ul li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: var(--color-text-soft);
    line-height: 1.6;
}

.pain-point__text ul li i {
    color: var(--color-success);
    margin-top: 4px;
    font-size: 13px;
    flex-shrink: 0;
}

.pain-point__link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    background: var(--gradient-primary);
    color: #fff;
    border-radius: 100px;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.25);
}

.pain-point__link:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(124, 58, 237, 0.35);
    color: #fff;
}

.pain-point__visual {
    aspect-ratio: 16 / 10;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.pain-point__visual::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.4), transparent 60%);
}

.pain-point__visual i {
    font-size: 80px;
    color: rgba(255, 255, 255, 0.85);
    z-index: 2;
    position: relative;
    transition: var(--transition);
}

.pain-point:hover .pain-point__visual i {
    transform: scale(1.1) rotate(-5deg);
}

/* ============================================================
   为什么选择我们
   ============================================================ */
.why-choose__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 20px;
}

.why-choose__item {
    text-align: center;
    padding: 36px 16px;
    background: #fff;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.why-choose__item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-light);
}

.why-choose__icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 16px;
    border-radius: 50%;
    background: var(--gradient-card);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: 24px;
    transition: var(--transition);
}

.why-choose__item:hover .why-choose__icon {
    transform: scale(1.1) rotate(-5deg);
}

.why-choose__item strong {
    display: block;
    font-size: 36px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1.2;
    margin-bottom: 6px;
}

.why-choose__item span {
    font-size: 14px;
    color: var(--color-text-soft);
    line-height: 1.5;
}

.why-choose__note {
    text-align: center;
    font-size: 13px;
    color: var(--color-text-muted);
    margin-top: 8px;
}

/* ============================================================
   核心功能模块
   ============================================================ */
.modules__tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 40px;
}

.modules__tab {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 100px;
    background: #fff;
    border: 1px solid var(--color-border);
    color: var(--color-text-soft);
    font-size: 15px;
    font-weight: 500;
    transition: var(--transition);
}

.modules__tab i {
    font-size: 16px;
}

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

.modules__tab.active {
    background: var(--gradient-primary);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
}

.modules__content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.module-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.module-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-light);
}

.module-card__visual {
    aspect-ratio: 16 / 9;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    font-size: 56px;
    color: rgba(255, 255, 255, 0.9);
}

.module-card__visual::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.3), transparent 60%);
}

.module-card__visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.module-card__body {
    padding: 22px 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.module-card__body h4 {
    font-size: 17px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 8px;
}

.module-card__body p {
    font-size: 13px;
    color: var(--color-text-soft);
    line-height: 1.6;
    margin-bottom: 16px;
    flex: 1;
}

.module-card__links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding-top: 14px;
    border-top: 1px solid var(--color-border);
}

.module-card__links a {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    color: var(--color-text-muted);
    transition: var(--transition);
}

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

.module-card__links a i {
    font-size: 11px;
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1024px) {
    .carousel__title { font-size: 40px; }
    .features__grid { grid-template-columns: repeat(2, 1fr); }
    .categories__grid { grid-template-columns: repeat(4, 1fr); }
    .hot__grid { grid-template-columns: repeat(3, 1fr); }
    .promotions__grid { grid-template-columns: repeat(2, 1fr); }
    .partners__grid { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
    .footer__grid { grid-template-columns: repeat(2, 1fr); }
    .about__inner { grid-template-columns: 1fr; gap: 48px; }
    .about__text .section__title { text-align: center; }
    .news__grid { grid-template-columns: 1fr; }
    .logistics__grid { grid-template-columns: repeat(2, 1fr); }
    .advantage__grid { grid-template-columns: repeat(2, 1fr); }
    .school__grid { grid-template-columns: 1fr; }
    .stats__grid { grid-template-columns: 1fr; }
    .local__grid { grid-template-columns: repeat(2, 1fr); }
    .stats__summary { gap: 30px; }
    .stats__summary-item strong { font-size: 28px; }
    /* 新区块响应式 */
    .intro__grid { grid-template-columns: 1fr; }
    .pain-point { grid-template-columns: 1fr; gap: 24px; }
    .pain-point--reverse { direction: ltr; }
    .why-choose__grid { grid-template-columns: repeat(2, 1fr); }
    .modules__content { grid-template-columns: repeat(2, 1fr); }
    /* 导航栏在 1024px 以下使用汉堡菜单 */
    .nav { display: none; }
    .nav.open {
        display: block;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #fff;
        padding: 20px 24px;
        box-shadow: var(--shadow-md);
        max-height: 70vh;
        overflow-y: auto;
    }
    .nav.open .nav__list {
        flex-direction: column;
        gap: 16px;
    }
    .header__cta .btn--ghost { display: none; }
    .menu-toggle { display: flex; }
}

@media (max-width: 768px) {
    .top-bar { font-size: 12px; }
    .top-bar__actions { gap: 8px; }

    .carousel { height: 380px; }
    .carousel__content {
        grid-template-columns: 1.3fr 1fr;
        gap: 24px;
        padding: 0;
    }
    .carousel__tag { font-size: 11px; padding: 4px 12px; margin-bottom: 12px; }
    .carousel__title { font-size: 28px; margin-bottom: 12px; }
    .carousel__desc { font-size: 13px; margin-bottom: 16px; -webkit-line-clamp: 2; }
    .carousel__buttons { gap: 10px; margin-bottom: 16px; }
    .carousel__buttons .btn--lg { padding: 10px 18px; font-size: 13px; }
    .carousel__stats { gap: 16px; }
    .carousel__stats strong { font-size: 18px; }
    .carousel__stats span { font-size: 11px; }
    .carousel__visual { height: 100%; }
    .visual-orb { width: 140px; height: 140px; }
    .visual-card { padding: 8px 10px; min-width: 70px; }
    .visual-card i { font-size: 14px; }
    .visual-card span { font-size: 10px; }
    .visual-card--1 { top: 5%; left: 0; }
    .visual-card--2 { top: 35%; right: 0; }
    .visual-card--3 { bottom: 8%; left: 10%; }
    .carousel__arrow { width: 32px; height: 32px; font-size: 12px; }

    .section { padding: 64px 0; }
    .section__title { font-size: 28px; }
    .features { padding: 40px 0; margin-top: 0; }
    .features__grid { padding: 24px; grid-template-columns: repeat(2, 1fr); gap: 8px; }
    .feature-card { padding: 16px 8px; }
    .feature-card__icon { width: 48px; height: 48px; font-size: 18px; margin-bottom: 12px; }
    .feature-card h4 { font-size: 15px; }
    .feature-card p { font-size: 12px; }

    .categories__grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .category-card { padding: 20px 12px; }
    .category-card__icon { width: 56px; height: 56px; font-size: 22px; }

    .hot__grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .flash-sale__grid { grid-template-columns: repeat(2, 1fr); }
    .flash-sale { padding: 20px; }
    .flash-sale__title h3 { font-size: 18px; }
    .timer-block { font-size: 14px; padding: 6px 8px; min-width: 36px; }

    .promo-card { padding: 20px; min-height: 140px; }
    .promo-card h3 { font-size: 20px; }
    .promo-card h4 { font-size: 18px; }
    .promo-card__icon { font-size: 44px; }
    .promotions__grid { grid-template-columns: 1fr; }

    .partners__grid { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
    .about__visual { gap: 12px; }
    .about__card { padding: 18px 14px; }
    .about__card i { width: 44px; height: 44px; font-size: 18px; }
    .about__card strong { font-size: 16px; }

    .footer { padding: 60px 0 24px; }
    .footer__grid { grid-template-columns: 1fr 1fr; gap: 30px; }
    .footer__col--brand { grid-column: span 2; }

    /* 新区块 768px */
    .intro { padding: 24px 0 12px; }
    .intro-card { padding: 24px 20px; min-height: auto; flex-direction: column; text-align: center; }
    .intro-card__visual { width: 70px; height: 70px; }
    .intro-card__visual > i { font-size: 32px; }
    .intro-card__orb { width: 80px; height: 80px; }
    .intro-card__title { font-size: 18px; }
    .intro-card__links { justify-content: center; }
    .pain-point__text h3 { font-size: 22px; }
    .pain-point__visual { aspect-ratio: 16 / 9; }
    .pain-point__visual i { font-size: 56px; }
    .why-choose__grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .why-choose__item { padding: 24px 12px; }
    .why-choose__item strong { font-size: 28px; }
    .modules__content { grid-template-columns: 1fr; }
    .modules__tab { padding: 10px 20px; font-size: 14px; }
}

@media (max-width: 480px) {
    .header__inner { padding: 12px 16px; }
    .logo__icon { width: 38px; height: 38px; font-size: 18px; }
    .logo__text strong { font-size: 16px; }
    .logo__text span { font-size: 9px; }
    .container { padding: 0 16px; }
    .carousel { height: 300px; }
    .carousel__content { grid-template-columns: 1fr; gap: 0; }
    .carousel__visual { display: none; }
    .carousel__tag { font-size: 10px; padding: 3px 10px; margin-bottom: 10px; }
    .carousel__title { font-size: 22px; margin-bottom: 10px; }
    .carousel__desc { font-size: 12px; margin-bottom: 14px; -webkit-line-clamp: 2; }
    .carousel__buttons { gap: 8px; margin-bottom: 14px; }
    .carousel__buttons .btn--lg { padding: 8px 14px; font-size: 12px; }
    .carousel__buttons .btn--lg i { font-size: 12px; }
    .carousel__stats { gap: 14px; }
    .carousel__stats strong { font-size: 16px; }
    .carousel__stats span { font-size: 10px; }
    .carousel__arrow { width: 28px; height: 28px; font-size: 11px; }
    .section__title { font-size: 24px; }
    .footer__grid { grid-template-columns: 1fr; }
    .footer__col--brand { grid-column: span 1; }

    /* 弹窗移动端 */
    .modal { padding: 12px; }
    .modal__dialog { padding: 24px 20px; }
    .modal__head h3 { font-size: 19px; }
    .user-menu__name { display: none; }

    /* 新区块 480px */
    .why-choose__grid { grid-template-columns: 1fr; }
    .pain-point__text h3 { font-size: 20px; }
    .intro-card__links a { font-size: 11px; padding: 5px 10px; }
}