/* Modern Corporate Style - v2 (前端UI优化方案 阶段一：快速焕新)
   保留蓝色主调，升级 Design Tokens / Hero 渐变 / 卡片动效 / 图片比例 */

:root {
    /* ===== Design Tokens（v2 方案第五章）===== */
    --brand-900: #071a33;   /* 最深，页脚/顶部条背景 */
    --brand-800: #0b2b52;
    --brand-700: #0e3a6e;
    --brand-600: #114a8c;   /* 主蓝 */
    --brand-500: #1a5fb0;
    --brand-400: #2f7ad1;
    --accent:    #00c2ff;   /* 青色点缀：按钮/高亮/数字 */
    --ink:       #10233d;   /* 正文 */
    --ink-2:     #46586e;   /* 次级文字 */
    --ink-3:     #8595a8;   /* 弱化文字 */
    --bg-soft:   #f3f6fb;   /* 浅蓝灰区块背景 */
    --radius: 16px;
    --radius-sm: 10px;
    --grad-hero: linear-gradient(135deg, #071a33, #0e3a6e 55%, #12519a);

    /* ===== 兼容旧变量名（映射到新色板，全站自动换肤）===== */
    --primary-color: var(--brand-600);
    --primary-dark: var(--brand-700);
    --primary-light: #e8f1fb;
    --secondary-color: var(--brand-900);
    --accent-color: var(--accent);
    --text-dark: var(--ink);
    --text-light: var(--ink-2);
    --bg-light: var(--bg-soft);
    --bg-white: #ffffff;
    --border-color: #e3eaf3;
    --shadow-sm: 0 2px 6px rgba(7, 26, 51, 0.06);
    --shadow-md: 0 6px 18px rgba(7, 26, 51, 0.10);
    --shadow-lg: 0 14px 32px rgba(7, 26, 51, 0.16);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Hiragino Sans GB', sans-serif;
    color: var(--text-dark);
    line-height: 1.7;
    letter-spacing: 0.01em;
    background-color: var(--bg-white);
}

/* Header & Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.88) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    padding: 0.75rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color) !important;
    letter-spacing: -0.5px;
}

.navbar-nav .nav-link {
    color: var(--text-dark) !important;
    font-weight: 500;
    padding: 0.75rem 1.25rem !important;
    transition: var(--transition);
    position: relative;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--primary-color) !important;
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent));
    transition: var(--transition);
    transform: translateX(-50%);
    border-radius: 2px;
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
    width: 60%;
}

/* Hero Section */
.hero-section {
    background: var(--grad-hero);
    color: white;
    padding: 6.5rem 0;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="80" cy="20" r="40" fill="rgba(255,255,255,0.03)"/><circle cx="90" cy="80" r="30" fill="rgba(255,255,255,0.02)"/></svg>');
    background-size: cover;
}

/* 青色光晕装饰 */
.hero-section::after {
    content: '';
    position: absolute;
    top: -140px;
    right: -100px;
    width: 560px;
    height: 560px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 194, 255, 0.22), transparent 65%);
    filter: blur(8px);
    pointer-events: none;
}

.hero-section h1 {
    font-size: 3.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.25;
    letter-spacing: 0.01em;
}

/* 标题高亮词：<span class="hero-accent"> */
.hero-accent {
    background: linear-gradient(90deg, var(--accent), #6ee0ff);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.hero-section p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.88);
}

/* Hero 右侧几何装饰（CSS 替代大图标占位） */
.hero-visual {
    position: relative;
    height: 380px;
}

.hero-visual-ring {
    position: absolute;
    inset: 8% 10%;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 50%;
}

.hero-visual-ring::before {
    content: '';
    position: absolute;
    top: 10%;
    right: -4%;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 24px rgba(0, 194, 255, 0.8);
}

.hero-visual-ring::after {
    content: '';
    position: absolute;
    bottom: 8%;
    left: -2%;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
}

.hero-visual-card {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 210px;
    height: 210px;
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    animation: heroFloat 6s ease-in-out infinite;
}

.hero-visual-card i {
    font-size: 5rem;
    color: rgba(255, 255, 255, 0.85);
}

@keyframes heroFloat {
    0%, 100% { transform: translate(-50%, -52%); }
    50%      { transform: translate(-50%, -47%); }
}

/* Buttons */
.btn {
    padding: 0.75rem 2rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    letter-spacing: 0.5px;
    font-size: 0.95rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--brand-600), var(--brand-500));
    border: none;
    box-shadow: 0 4px 14px rgba(17, 74, 140, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--brand-700), var(--brand-600));
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    border-radius: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent));
}

.section-header p {
    color: var(--text-light);
    font-size: 1.1rem;
    margin-top: 1.5rem;
}

/* Cards */
.card {
    border: none;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    overflow: hidden;
    background: var(--bg-white);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

/* 统一图片比例 16:11 */
.card-img-top {
    width: 100%;
    aspect-ratio: 16 / 11;
    height: auto;
    object-fit: cover;
    transition: var(--transition);
}

.card:hover .card-img-top {
    transform: scale(1.05);
}

.card-body {
    padding: 1.5rem;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
}

.card-text {
    color: var(--text-light);
    line-height: 1.6;
}

/* Product Cards */
.product-card {
    position: relative;
    overflow: hidden;
}

.product-card .card-img-wrapper {
    position: relative;
    overflow: hidden;
}

/* 无图占位与图片同比例 */
.product-card .img-placeholder {
    width: 100%;
    aspect-ratio: 16 / 11;
    background: var(--bg-soft);
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-card .overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(7, 26, 51, 0.55) 0%, rgba(14, 58, 110, 0.9) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

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

.product-card .overlay .btn {
    transform: translateY(20px);
    transition: var(--transition);
}

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

/* Article Cards */
.article-card {
    display: flex;
    flex-direction: row;
    align-items: center;
    padding: 1.5rem;
    border-left: 4px solid transparent;
    transition: var(--transition);
}

.article-card:hover {
    border-left-color: var(--accent);
    background: var(--primary-light);
}

.article-card .article-date {
    min-width: 80px;
    text-align: center;
    padding-right: 1.5rem;
    border-right: 1px solid var(--border-color);
}

.article-card .article-date .day {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
}

.article-card .article-date .month {
    font-size: 0.875rem;
    color: var(--text-light);
    text-transform: uppercase;
}

.article-card .article-content {
    flex: 1;
    padding-left: 1.5rem;
}

.article-card .article-content h5 {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
    transition: var(--transition);
}

.article-card:hover .article-content h5 {
    color: var(--primary-color);
}

.article-card .article-content p {
    color: var(--text-light);
    margin-bottom: 0;
    font-size: 0.95rem;
}

/* About Page */
.about-hero {
    background: linear-gradient(rgba(7, 26, 51, 0.88), rgba(14, 58, 110, 0.88)),
                url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><rect fill="%23f0f0f0" width="100" height="100"/></svg>');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 5rem 0;
}

.about-content {
    padding: 4rem 0;
}

.feature-box {
    text-align: center;
    padding: 2rem;
    transition: var(--transition);
}

.feature-box:hover {
    transform: translateY(-8px);
}

.feature-box .icon {
    width: 80px;
    height: 80px;
    background: var(--primary-light);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: var(--primary-color);
    transition: var(--transition);
}

.feature-box:hover .icon {
    background: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-md);
}

.feature-box h4 {
    font-weight: 600;
    margin-bottom: 1rem;
}

.feature-box p {
    color: var(--text-light);
}

/* Contact Page */
.contact-info {
    background: var(--bg-light);
    padding: 3rem;
    border-radius: var(--radius);
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 2rem;
}

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

.contact-info-item .icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--brand-600), var(--brand-500));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    margin-right: 1rem;
    flex-shrink: 0;
}

.contact-info-item h5 {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.contact-info-item p {
    color: var(--text-light);
    margin-bottom: 0;
}

.contact-form {
    background: var(--bg-white);
    padding: 3rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
}

.form-control {
    padding: 0.875rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(17, 74, 140, 0.12);
}

/* Footer */
.footer {
    background: var(--brand-900);
    color: white;
    padding: 4rem 0 2rem;
}

.footer h5 {
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: white;
}

.footer ul {
    list-style: none;
    padding: 0;
}

.footer ul li {
    margin-bottom: 0.75rem;
}

.footer ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer ul li a:hover {
    color: var(--accent);
    padding-left: 5px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    margin-top: 3rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

/* Breadcrumb */
.breadcrumb-section {
    background: var(--bg-light);
    padding: 2rem 0;
    border-bottom: 1px solid var(--border-color);
}

.breadcrumb {
    margin-bottom: 0;
    background: none;
    padding: 0;
}

.breadcrumb-item a {
    color: var(--primary-color);
    text-decoration: none;
}

.breadcrumb-item.active {
    color: var(--text-light);
}

/* Pagination */
.pagination .page-link {
    color: var(--primary-color);
    border: 1px solid var(--border-color);
    padding: 0.625rem 1rem;
    transition: var(--transition);
}

.pagination .page-link:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.pagination .page-item.active .page-link {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

/* ===== 入场滚动动画（IntersectionObserver 由 site.js 驱动）=====
   变体：reveal 上浮 / reveal-zoom 缩放浮现 / reveal-left 左滑入 / reveal-right 右滑入
   同排卡片交错延迟由 JS 注入 transition-delay，入场后自动清除 */
.reveal, .reveal-zoom, .reveal-left, .reveal-right {
    opacity: 0;
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal       { transform: translateY(28px); }
.reveal-zoom  { transform: translateY(22px) scale(0.95); }
.reveal-left  { transform: translateX(-40px); }
.reveal-right { transform: translateX(40px); }

.reveal.on, .reveal-zoom.on, .reveal-left.on, .reveal-right.on {
    opacity: 1;
    transform: none;
}

/* hover 上浮优先级高于入场终态（入场类在后会覆盖 :hover，这里显式恢复） */
.card.reveal.on:hover,
.card.reveal-zoom.on:hover {
    transform: translateY(-8px);
}

.feature-box.reveal.on:hover {
    transform: translateY(-8px);
}

.service-card.reveal-zoom.on:hover {
    transform: translateY(-8px);
}

.solution-card.reveal-left.on:hover,
.solution-card.reveal-right.on:hover {
    transform: translateY(-8px);
}

@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .hero-visual-card {
        animation: none;
    }

    .hero-anim {
        opacity: 1;
        animation: none;
    }
}

/* Hero 入场动画（页面加载即播放，逐级延迟） */
.hero-anim {
    opacity: 0;
    animation: heroFadeUp 0.8s ease forwards;
}

.hero-anim.d1 { animation-delay: 0.1s; }
.hero-anim.d2 { animation-delay: 0.25s; }
.hero-anim.d3 { animation-delay: 0.4s; }

@keyframes heroFadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to   { opacity: 1; transform: none; }
}

/* 区块标题下划线随入场生长 */
.section-header.reveal h2::after {
    width: 0;
    transition: width 0.6s ease 0.35s;
}

.section-header.reveal.on h2::after {
    width: 60px;
}

/* Responsive */
@media (max-width: 960px) {
    .hero-section {
        padding: 4.5rem 0;
    }

    .hero-section h1 {
        font-size: 2.5rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }
}

@media (max-width: 640px) {
    .hero-section {
        padding: 3.5rem 0;
    }

    .hero-section h1 {
        font-size: 2.25rem;
    }

    .section-header h2 {
        font-size: 1.75rem;
    }

    .section-header {
        margin-bottom: 2.5rem;
    }
}

@media (max-width: 768px) {
    .article-card {
        flex-direction: column;
    }

    .article-card .article-date {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding-right: 0;
        padding-bottom: 1rem;
        margin-bottom: 1rem;
    }

    .article-card .article-content {
        padding-left: 0;
    }
}

/* 顶部条语言切换（参考 v2 原型 .lang） */
.topbar-right {
    gap: 0.75rem;
}

.topbar-lang {
    display: flex;
    align-items: center;
}

.topbar-lang a {
    color: rgba(255, 255, 255, 0.72);
    text-decoration: none;
    font-size: 0.8rem;
    padding: 0.1rem 0.5rem;
    border-radius: 6px;
    transition: var(--transition);
}

.topbar-lang a:hover {
    color: #ffffff;
}

.topbar-lang a.active {
    background: var(--accent);
    color: var(--brand-900);
    font-weight: 600;
}

@media (max-width: 960px) {
    .topbar-lang a {
        padding: 0.1rem 0.35rem;
    }
}

/* ===== 阶段二：v2 首页组件 ===== */

/* 顶部联系条 */
.topbar {
    background: var(--brand-900);
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.85rem;
    padding: 0.55rem 0;
}

.topbar-phone {
    color: var(--accent);
    font-weight: 600;
    text-decoration: none;
    letter-spacing: 0.02em;
}

.topbar-phone:hover {
    color: #ffffff;
}

/* Hero 数据墙 */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: 3.5rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-stat .num {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1.15;
}

.hero-stat .label {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.95rem;
}

/* 核心服务大卡片（2×2） */
.service-card {
    background: var(--bg-white);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service-card .icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-sm);
    background: var(--primary-light);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 1.25rem;
    transition: var(--transition);
}

.service-card:hover .icon {
    background: linear-gradient(135deg, var(--brand-600), var(--brand-500));
    color: #ffffff;
    box-shadow: var(--shadow-md);
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.service-card p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.service-card ul {
    list-style: none;
    padding: 0;
    margin: 0 0 1.25rem;
}

.service-card ul li {
    position: relative;
    padding-left: 1.4rem;
    color: var(--ink-2);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.service-card ul li::before {
    content: '\F26E';
    font-family: 'bootstrap-icons';
    position: absolute;
    left: 0;
    top: 2px;
    color: var(--accent);
    font-size: 0.85rem;
}

.service-card .link {
    margin-top: auto;
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.service-card .link:hover {
    color: var(--brand-500);
    gap: 4px;
}

/* 行业解决方案卡片 */
.solution-card {
    position: relative;
    display: block;
    border-radius: var(--radius);
    overflow: hidden;
    min-height: 260px;
    color: #ffffff;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.solution-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    color: #ffffff;
}

.solution-card .bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 85% 15%, rgba(0, 194, 255, 0.28), transparent 45%),
        linear-gradient(160deg, var(--brand-700), var(--brand-900));
    transition: var(--transition);
}

.solution-card:hover .bg {
    background:
        radial-gradient(circle at 85% 15%, rgba(0, 194, 255, 0.4), transparent 50%),
        linear-gradient(160deg, var(--brand-600), var(--brand-800));
}

.solution-card .content {
    position: relative;
    padding: 1.75rem;
}

.solution-card .tag {
    display: inline-block;
    background: rgba(0, 194, 255, 0.15);
    color: var(--accent);
    border: 1px solid rgba(0, 194, 255, 0.35);
    border-radius: 999px;
    font-size: 0.75rem;
    padding: 0.15rem 0.75rem;
    margin-bottom: 0.75rem;
}

.solution-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.solution-card p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.solution-card .more {
    font-weight: 600;
    color: var(--accent);
    font-size: 0.9rem;
}

/* CTA 转化大卡 */
.cta-card {
    background:
        radial-gradient(circle at 90% 10%, rgba(0, 194, 255, 0.25), transparent 45%),
        var(--grad-hero);
    border-radius: 24px;
    padding: 4rem 2rem;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.cta-card h2 {
    font-weight: 700;
}

/* 悬浮咨询按钮 */
.float-consult {
    position: fixed;
    right: 1.25rem;
    bottom: 1.5rem;
    z-index: 1080;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.float-consult a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 1.15rem;
    border-radius: 999px;
    color: #ffffff;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.float-consult a:hover {
    transform: translateY(-3px);
    color: #ffffff;
}

.float-consult .consult-online {
    background: linear-gradient(135deg, #00a8e8, var(--accent));
}

.float-consult .consult-phone {
    background: var(--brand-700);
}

.float-consult .consult-wechat {
    background: #07c160;
}

/* 导航"获取报价"CTA */
.navbar-nav {
    align-items: center;
}

.btn-cta-nav {
    padding: 0.45rem 1.1rem;
    border-radius: 999px;
    font-size: 0.875rem;
    white-space: nowrap;
}

/* 微信咨询弹层 */
.wechat-modal {
    border-radius: var(--radius);
    border: none;
    box-shadow: var(--shadow-lg);
}

.wechat-qr {
    width: 200px;
    height: 200px;
    object-fit: contain;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background: #ffffff;
}

.wechat-qr-empty {
    width: 200px;
    height: 200px;
    margin: 0 auto;
    background: var(--bg-soft);
    border: 1px dashed var(--border-color);
    border-radius: var(--radius-sm);
}

/* 响应式（v2 组件） */
@media (max-width: 960px) {
    .hero-stats {
        grid-template-columns: repeat(4, 1fr);
        gap: 1rem;
    }

    .topbar-slogan {
        display: none;
    }

    .topbar .container {
        justify-content: flex-end;
    }
}

@media (max-width: 640px) {
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.25rem;
    }

    .float-consult {
        right: 0.75rem;
        bottom: 0.75rem;
    }

    .float-consult a span {
        display: none;
    }

    .float-consult a {
        padding: 0.7rem 0.85rem;
    }

    .cta-card {
        padding: 2.5rem 1.25rem;
        border-radius: var(--radius);
    }
}