/* ============================================
   海鱼建站 · 2目录 · 暖色扁平杂志风
   特点：直角设计 / 细线条分隔 / 琥珀橙主色
   兼容：低端浏览器 / 三端响应式 / 极速加载
   ============================================ */

*{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#c2410c;        /* 琥珀橙 */
  --primary-dark:#9a3412;   /* 深琥珀 */
  --primary-light:#ea580c;  /* 亮橙 */
  --accent:#047857;         /* 墨绿 */
  --accent-light:#059669;
  --warn:#b45309;
  --danger:#b91c1c;
  --ink:#1c1917;            /* 墨黑 */
  --gray-50:#fafaf9;        /* 米白 */
  --gray-100:#f5f5f4;
  --gray-200:#e7e5e4;
  --gray-300:#d6d3d1;
  --gray-400:#a8a29e;
  --gray-500:#78716c;
  --gray-600:#57534e;
  --gray-700:#44403c;
  --gray-800:#292524;
  --gray-900:#1c1917;
  --white:#fff;
  --line:#e7e5e4;           /* 主分隔线色 */
  --radius:4px;             /* 极小圆角 */
  --radius-lg:6px;
  --radius-xl:8px;
  --shadow:0 1px 3px rgba(28,25,23,.08);
  --shadow-md:0 2px 8px rgba(28,25,23,.1);
  --shadow-lg:0 6px 20px rgba(28,25,23,.12);
}

html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:var(--gray-700);
  line-height:1.75;
  background:var(--gray-50);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  min-width:320px;
}
a{text-decoration:none;color:inherit;transition:color .2s}
img{max-width:100%;height:auto;display:block}
img.lazy{background:var(--gray-100);opacity:0;transition:opacity .4s ease}
img.lazy.loaded{opacity:1}

.container{max-width:1180px;margin:0 auto;padding:0 24px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 28px;border-radius:var(--radius);font-weight:700;cursor:pointer;
  transition:all .2s;border:2px solid transparent;font-size:15px;
  font-family:inherit;white-space:nowrap;letter-spacing:.02em;
}
.btn-primary{background:var(--primary);color:var(--white);border-color:var(--primary)}
.btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark)}
.btn-outline{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn-outline:hover{background:var(--primary);color:var(--white)}
.btn-white{background:var(--white);color:var(--primary);border-color:var(--white)}
.btn-white:hover{background:var(--gray-100)}
.btn-accent{background:var(--accent);color:var(--white);border-color:var(--accent)}
.btn-accent:hover{background:var(--accent-light);border-color:var(--accent-light)}
.btn-lg{padding:16px 40px;font-size:16px}
.btn-sm{padding:8px 18px;font-size:13px}

/* ============ 导航栏 ============ */
.navbar{
  position:fixed;top:0;left:0;width:100%;z-index:1000;
  background:var(--ink);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.navbar .container{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{font-size:22px;font-weight:900;color:var(--white);letter-spacing:-.03em}
.logo span{color:var(--primary-light)}
.nav-links{display:flex;list-style:none;gap:0;align-items:center;margin:0;padding:0}
.nav-links>li{position:relative}
.nav-links>li>a{
  display:flex;align-items:center;gap:4px;
  font-size:14px;font-weight:600;color:rgba(255,255,255,.85);
  padding:10px 16px;transition:color .2s;letter-spacing:.02em;
}
.nav-links>li>a:hover,.nav-links>li>a.active{color:var(--primary-light)}
.nav-links>li>a.active{position:relative}
.nav-links>li>a.active::after{
  content:'';position:absolute;bottom:0;left:16px;right:16px;
  height:2px;background:var(--primary-light);
}

/* 下拉触发按钮（+号，仅控制展开，不影响一级链接） */
.nav-toggle{
  display:none;background:none;border:none;cursor:pointer;
  padding:2px 4px;margin-left:2px;color:rgba(255,255,255,.6);
  font-size:14px;line-height:1;
}
.nav-toggle:hover{color:var(--primary-light)}

/* 桌面端下拉菜单 */
.nav-dropdown-menu{
  position:absolute;top:100%;left:0;
  background:var(--white);border:1px solid var(--line);
  min-width:200px;padding:6px 0;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:all .2s;z-index:100;
  box-shadow:var(--shadow-md);
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown.open .nav-dropdown-menu{
  opacity:1;visibility:visible;transform:translateY(0);
}
.nav-dropdown-menu a{
  display:block;padding:10px 20px;font-size:14px;
  color:var(--gray-700);transition:all .15s;
}
.nav-dropdown-menu a:hover{background:var(--gray-50);color:var(--primary)}
.nav-dropdown-menu a.active{color:var(--primary);font-weight:700;background:var(--gray-50)}

.hamburger{display:none;flex-direction:column;cursor:pointer;gap:5px;padding:6px}
.hamburger span{width:24px;height:2px;background:var(--white);border-radius:1px;transition:all .3s}

/* ============ 页面 Hero ============ */
.page-hero{
  padding:120px 0 64px;position:relative;overflow:hidden;
  background:var(--ink);color:var(--white);min-height:380px;
}
.page-hero-bg{position:absolute;top:0;left:0;right:0;bottom:0;z-index:0}
.page-hero-bg img{
  width:100%;height:100%;display:block;
  -o-object-fit:cover;object-fit:cover;
}
.page-hero-bg::after{
  content:'';position:absolute;top:0;left:0;right:0;bottom:0;
  background:linear-gradient(135deg,rgba(28,25,23,.92),rgba(154,52,18,.78));
}
.page-hero .container{position:relative;z-index:1}
.page-hero h1{
  font-size:42px;font-weight:900;margin-bottom:16px;
  letter-spacing:-.02em;line-height:1.25;
}
.page-hero p{
  font-size:18px;opacity:.92;max-width:620px;line-height:1.7;margin-bottom:24px;
}
.page-hero-light{
  background:var(--gray-100);color:var(--gray-800);
  border-bottom:3px solid var(--primary);
}
.page-hero-light h1{color:var(--ink)}
.page-hero-light p{color:var(--gray-600);opacity:1}

.hero-stats{display:flex;gap:48px;margin-top:48px;flex-wrap:wrap}
.hero-stat-num{font-size:32px;font-weight:900;color:var(--primary-light)}
.hero-stat-label{font-size:13px;opacity:.8;letter-spacing:.05em;text-transform:uppercase}
.page-hero-light .hero-stat-num{color:var(--primary)}

.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--gray-500);margin-bottom:16px}
.breadcrumb a{color:var(--gray-500)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:var(--gray-300)}

/* ============ 通用 Section ============ */
.section{padding:72px 0}
.section-gray{background:var(--white);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-dark{background:var(--ink);color:var(--gray-300)}
.section-dark h2,.section-dark h3{color:var(--white)}

.section-header{text-align:center;margin-bottom:48px}
.section-label{
  display:inline-block;padding:4px 14px;
  background:rgba(194,65,12,.1);color:var(--primary);
  font-size:12px;font-weight:700;letter-spacing:.1em;
  text-transform:uppercase;margin-bottom:14px;
  border-radius:var(--radius);
}
.section-title{
  font-size:36px;font-weight:900;color:var(--ink);
  margin-bottom:12px;letter-spacing:-.02em;line-height:1.25;
}
.section-sub{font-size:16px;color:var(--gray-500);max-width:560px;margin:0 auto;line-height:1.7}

/* ============ 卡片 ============ */
.card{
  background:var(--white);border:1px solid var(--line);
  transition:all .25s;overflow:hidden;
}
.card:hover{border-color:var(--primary);box-shadow:var(--shadow-md)}
.card-img{
  width:100%;height:200px;overflow:hidden;display:block;background:var(--gray-100);
}
.card-img img{
  width:100%;height:100%;display:block;
  -o-object-fit:cover;object-fit:cover;
  background-position:center;background-size:cover;
}
.card-body{padding:24px}
.card-tag{
  display:inline-block;padding:2px 10px;
  background:rgba(194,65,12,.08);color:var(--primary);
  font-size:12px;font-weight:700;margin-bottom:12px;
  border-radius:var(--radius);letter-spacing:.05em;
}
.card-title{font-size:19px;font-weight:800;color:var(--ink);margin-bottom:8px;letter-spacing:-.01em}
.card-desc{font-size:14px;color:var(--gray-500);line-height:1.7;margin-bottom:16px}
.card-price{font-size:24px;font-weight:900;color:var(--primary);margin-bottom:16px}
.card-price small{font-size:14px;font-weight:500;color:var(--gray-400)}
.card-body .btn{margin-top:4px}

/* ============ 网格 ============ */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}

/* ============ 特性卡片 ============ */
.feature-card{
  padding:28px;background:var(--white);
  border:1px solid var(--line);transition:all .25s;
}
.feature-card:hover{border-color:var(--primary);box-shadow:var(--shadow-md)}
.feature-icon{
  width:48px;height:48px;display:flex;align-items:center;justify-content:center;
  margin-bottom:18px;color:var(--primary);
}
.feature-icon.green{color:var(--accent)}
.feature-icon.purple{color:#7c3aed}
.feature-icon.orange{color:var(--warn)}
.feature-card h3{font-size:17px;font-weight:800;color:var(--ink);margin-bottom:8px}
.feature-card p{font-size:14px;color:var(--gray-500);line-height:1.7}

/* ============ 套餐卡片 ============ */
.plan-card{
  background:var(--white);border:1px solid var(--line);
  padding:32px 24px;transition:all .25s;position:relative;
  display:flex;flex-direction:column;
}
.plan-card:hover{border-color:var(--primary);box-shadow:var(--shadow-md)}
.plan-card.featured{border:2px solid var(--primary)}
.plan-card.featured::before{
  content:'最受欢迎';position:absolute;top:-1px;left:-1px;
  background:var(--primary);color:var(--white);
  padding:5px 16px;font-size:12px;font-weight:700;letter-spacing:.05em;
}
.plan-name{font-size:21px;font-weight:900;color:var(--ink);margin-bottom:6px}
.plan-desc{font-size:14px;color:var(--gray-500);margin-bottom:20px}
.plan-price{font-size:38px;font-weight:900;color:var(--ink);margin-bottom:4px;letter-spacing:-.03em}
.plan-price small{font-size:15px;font-weight:500;color:var(--gray-400)}
.plan-note{font-size:13px;color:var(--primary);margin-bottom:20px;font-weight:600}
.plan-divider{height:1px;background:var(--line);margin:20px 0}
.plan-features{list-style:none;flex:1;margin:0;padding:0}
.plan-features li{
  padding:8px 0;font-size:14px;color:var(--gray-700);
  display:flex;align-items:flex-start;gap:10px;
}
.plan-features .check{
  width:18px;height:18px;flex-shrink:0;margin-top:2px;color:var(--accent);
}
.plan-card .btn{width:100%;margin-top:24px}

/* ============ 步骤流程 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;position:relative;overflow:hidden}
.step{text-align:center;position:relative}
.step-num{
  width:44px;height:44px;border-radius:50%;
  background:var(--primary);color:var(--white);
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:900;margin:0 auto 16px;
  position:relative;z-index:1;
}
.step h4{font-size:16px;font-weight:800;color:var(--ink);margin-bottom:6px}
.step p{font-size:13px;color:var(--gray-500);line-height:1.6}
.steps-line{
  position:absolute;top:22px;left:12.5%;right:12.5%;
  height:2px;background:var(--line);z-index:0;
}

/* ============ 对比卡片 ============ */
.comparison-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.comparison-card{background:var(--white);border:1px solid var(--line);padding:28px;position:relative;display:flex;flex-direction:column}
.comparison-card.featured{border:2px solid var(--primary)}
.comparison-card-badge{
  position:absolute;top:-1px;left:-1px;background:var(--primary);color:var(--white);
  font-size:12px;font-weight:700;padding:4px 14px;letter-spacing:.05em;
}
.comparison-card-header{text-align:center;margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.comparison-card-header h3{font-size:18px;font-weight:800;color:var(--ink);margin-bottom:8px}
.comparison-card-price{font-size:28px;font-weight:900;color:var(--primary)}
.comparison-card-price span{font-size:14px;font-weight:500;color:var(--gray-500)}
.comparison-card-list{list-style:none;margin:0 0 24px;padding:0}
.comparison-card-list li{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--gray-100)}
.comparison-card-list li:last-child{border-bottom:none}
.comparison-card-list .label{font-size:14px;color:var(--gray-500)}
.comparison-card-list .value{font-size:14px;font-weight:700;color:var(--ink)}
.comparison-card .btn{margin-top:auto}
.comparison-card-img{
  width:calc(100% + 56px);height:160px;overflow:hidden;margin:-28px -28px 20px;
  background:var(--gray-100);
}
.comparison-card-img img{
  width:100%;height:100%;display:block;
  -o-object-fit:cover;object-fit:cover;
}
.comparison-card-desc{
  font-size:14px;color:var(--gray-600);text-align:center;
  margin:0 0 16px;line-height:1.6;padding:0 8px;
}
.comparison-card-subtitle{
  font-size:13px;color:var(--gray-500);margin:4px 0 12px;
  text-align:center;letter-spacing:.02em;
}
.comparison-features{
  list-style:none;margin:0 0 20px;padding:0;
  border-top:1px solid var(--gray-100);padding-top:16px;
}
.comparison-features li{
  display:flex;align-items:center;gap:10px;
  padding:7px 0;font-size:13px;color:var(--gray-700);
}
.comparison-features .feat-icon{
  width:18px;height:18px;flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;
}
.comparison-features .feat-icon.yes{color:#16a34a}
.comparison-features .feat-icon.no{color:#d4d4d4}
.comparison-features .feat-icon svg{width:100%;height:100%}
.comparison-card-prices{
  background:var(--gray-100);border-radius:8px;padding:12px 16px;
  margin:0 0 20px;
}
.comparison-card-prices .price-row{
  display:flex;justify-content:space-between;align-items:center;
  padding:5px 0;font-size:13px;
}
.comparison-card-prices .price-row span{color:var(--gray-500)}
.comparison-card-prices .price-row strong{color:var(--ink);font-weight:700;font-size:14px}

.tab-nav{display:flex;gap:0;border-bottom:2px solid var(--line);margin-bottom:28px;flex-wrap:wrap}
.tab-nav .tab-btn{padding:12px 28px;font-size:15px;font-weight:600;color:var(--gray-500);background:none;border:none;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;transition:all .2s;font-family:inherit}
.tab-nav .tab-btn:hover{color:var(--primary)}
.tab-nav .tab-btn.active{color:var(--primary);border-bottom-color:var(--primary)}
.tab-panel{display:none}
.tab-panel.active{display:block}

/* ============ 套餐详情页 ============ */
.showcode-prices{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.showcode-price-card{background:var(--white);border-radius:var(--radius-lg);padding:24px;text-align:center;border:1px solid var(--gray-200)}
.showcode-price-card.featured{border:2px solid var(--primary);box-shadow:var(--shadow-md)}
.showcode-price-card .period{font-size:13px;color:var(--gray-500);margin-bottom:8px}
.showcode-price-card .amount{font-size:28px;font-weight:900;color:var(--primary)}
.showcode-price-card .unit{font-size:14px;font-weight:500}
.showcode-price-card .badge{font-size:12px;margin-top:8px;font-weight:600}
.showcode-price-card .badge.save{color:var(--gray-400)}
.showcode-price-card .badge.recommend{color:var(--primary)}
.plan-highlights{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:0}
.plan-highlight{text-align:center;padding:24px 16px;border:1px solid var(--line);background:var(--white)}
.plan-highlight .feature-icon{margin:0 auto 14px}
.plan-highlight h4{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:6px}
.plan-highlight p{font-size:13px;color:var(--gray-500);line-height:1.6}
.plan-includes-list{border:1px solid var(--line);background:var(--white);overflow:hidden}
.plan-includes-row{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;border-bottom:1px solid var(--line);gap:16px}
.plan-includes-row:last-child{border-bottom:none}
.plan-includes-row .pi-name{font-size:14px;font-weight:600;color:var(--ink);display:flex;align-items:center;gap:8px;flex-shrink:0}
.plan-includes-row .pi-name svg{width:16px;height:16px;color:var(--green);flex-shrink:0}
.plan-includes-row .pi-spec{font-size:13px;color:var(--gray-500);text-align:right}
.plan-compare{width:100%;border-collapse:collapse;background:var(--white);border:1px solid var(--line)}
.plan-compare th,.plan-compare td{padding:14px 18px;border-bottom:1px solid var(--line);font-size:14px;text-align:center}
.plan-compare th{background:var(--gray-50);font-weight:700;color:var(--ink)}
.plan-compare td:first-child,.plan-compare th:first-child{text-align:left}
.plan-compare .check{color:var(--green);font-weight:700;font-size:16px}
.plan-compare .cross{color:var(--gray-400)}
.plan-compare .featured-col{background:rgba(194,65,12,.04)}
.plan-compare tbody tr:last-child td{border-bottom:none}

/* ============ 案例详情页 ============ */
.case-info{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);background:var(--white);margin-bottom:48px}
.case-info-item{padding:20px 24px;border-right:1px solid var(--line)}
.case-info-item:last-child{border-right:none}
.case-info-label{font-size:12px;color:var(--gray-500);margin-bottom:6px;letter-spacing:.05em;text-transform:uppercase}
.case-info-value{font-size:15px;font-weight:700;color:var(--ink)}
.case-showcase{margin-bottom:56px}
.case-showcase-img{overflow:hidden;box-shadow:var(--shadow-md);margin-bottom:20px;border:1px solid var(--line)}
.case-showcase-img img{width:100%;height:auto;display:block}
.case-showcase-title{font-size:19px;font-weight:800;color:var(--ink);margin-bottom:8px}
.case-showcase-desc{font-size:14px;color:var(--gray-600);line-height:1.8}
.case-tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.case-tag{font-size:12px;padding:4px 12px;background:rgba(194,65,12,.08);color:var(--primary);border-radius:var(--radius)}
.case-testimonial{background:var(--white);border:1px solid var(--line);border-left:4px solid var(--primary);padding:36px;margin:0}
.case-testimonial-quote{font-size:17px;color:var(--gray-700);line-height:1.9;margin-bottom:24px}
.case-testimonial-author{display:flex;align-items:center;gap:14px}
.case-testimonial-avatar{width:48px;height:48px;border-radius:50%;background:var(--gray-200);overflow:hidden;flex-shrink:0}
.case-testimonial-avatar img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover}
.case-testimonial-name{font-size:15px;font-weight:700;color:var(--ink)}
.case-testimonial-title{font-size:13px;color:var(--gray-500)}
.case-related{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.case-nav{display:flex;justify-content:space-between;gap:16px;padding:24px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:48px 0}
.case-nav a{font-size:14px;color:var(--gray-600);transition:color .2s;max-width:48%}
.case-nav a:hover{color:var(--primary)}

/* ============ FAQ ============ */
.faq-list{max-width:760px;margin:0 auto}
.faq-item{
  background:var(--white);border:1px solid var(--line);
  padding:20px 24px;margin-bottom:8px;cursor:pointer;transition:border-color .2s;
}
.faq-item:hover{border-color:var(--primary)}
.faq-item.active{border-color:var(--primary)}
.faq-q{font-weight:700;font-size:15px;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq-q::after{content:'+';font-size:20px;color:var(--gray-400);transition:transform .3s;flex-shrink:0}
.faq-item.active .faq-q::after{transform:rotate(45deg);color:var(--primary)}
.faq-a{color:var(--gray-500);font-size:14px;line-height:1.7;max-height:0;overflow:hidden;opacity:0;transition:all .3s ease;margin:0}
.faq-item.active .faq-a{max-height:300px;opacity:1;margin-top:12px}

.faq-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.faq-grid .faq-item{cursor:default}
.faq-grid .faq-item h4{font-size:16px;font-weight:800;color:var(--ink);margin-bottom:12px}
.faq-grid .faq-item p{font-size:14px;color:var(--gray-600);line-height:1.7}

/* ============ 详情页 Hero ============ */
.detail-hero{padding:110px 0 56px;background:var(--gray-100);border-bottom:3px solid var(--primary)}
.detail-hero .container{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:stretch}
.detail-hero-content{display:flex;flex-direction:column;justify-content:center}
.detail-hero-content h1{font-size:36px;font-weight:900;color:var(--ink);margin-bottom:16px;letter-spacing:-.02em;line-height:1.25}
.detail-hero-content p{font-size:16px;color:var(--gray-600);margin-bottom:24px;line-height:1.7}
.detail-hero-content .price{margin-bottom:24px}
.detail-hero-content .price strong{font-size:32px;font-weight:900;color:var(--primary)}
.detail-hero-content .price span{display:block;font-size:14px;color:var(--gray-500);margin-top:4px}
.detail-hero-content .btn{margin-top:8px;align-self:flex-start}
.detail-hero-img{overflow:hidden;box-shadow:var(--shadow-lg);display:flex;min-height:320px}
.detail-hero-img img{width:100%;height:100%;display:block;-o-object-fit:cover;object-fit:cover}

/* 详情 Hero 二维码（Banner 内） */
.detail-hero-qr{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;
  background:var(--white);border:1px solid var(--line);padding:36px 24px;
  box-shadow:var(--shadow-md);
}
.hero-qr-img{
  width:240px;height:240px;padding:14px;background:var(--white);
  border:1px solid var(--gray-200);box-shadow:var(--shadow);
}
.hero-qr-img img{width:100%;height:100%;display:block;-o-object-fit:contain;object-fit:contain}
.hero-qr-tip{text-align:center}
.hero-qr-tip strong{display:block;font-size:16px;font-weight:800;color:var(--ink);margin-bottom:4px}
.hero-qr-tip span{font-size:13px;color:var(--gray-500)}

/* ============ 详情特性 ============ */
.detail-features{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.detail-feature{padding:26px;background:var(--white);border:1px solid var(--line);transition:all .25s}
.detail-feature:hover{border-color:var(--primary);box-shadow:var(--shadow)}
.detail-feature h4{font-size:16px;font-weight:800;color:var(--ink);margin-bottom:6px}
.detail-feature p{font-size:14px;color:var(--gray-500);line-height:1.6}

/* ============ 详情包含 ============ */
.detail-includes{background:var(--white);border:1px solid var(--line);overflow:hidden}
.detail-includes-header{padding:20px 24px;background:var(--gray-50);border-bottom:1px solid var(--line);font-size:18px;font-weight:800;color:var(--ink)}
.detail-includes-body{padding:20px 24px}
.detail-includes-row{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--gray-100)}
.detail-includes-row:last-child{border-bottom:none}
.detail-includes-row .label{font-size:14px;color:var(--gray-700)}
.detail-includes-row .value{font-size:14px;font-weight:700;color:var(--ink)}

.detail-includes-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:stretch}
.detail-includes-grid>.grid-img-wrap{overflow:hidden;box-shadow:var(--shadow-md);min-height:320px}
.detail-includes-grid>.grid-img-wrap img{width:100%;height:100%;display:block;-o-object-fit:cover;object-fit:cover}
.detail-includes-grid img{width:100%;height:auto;display:block}

/* ============ 筛选 + 画廊 ============ */
.filter-tabs{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-bottom:36px}
.filter-tab{
  padding:9px 20px;background:var(--white);border:1px solid var(--line);
  color:var(--gray-600);font-size:14px;font-weight:600;cursor:pointer;transition:all .2s;
}
.filter-tab:hover{border-color:var(--primary);color:var(--primary)}
.filter-tab.active{background:var(--primary);color:var(--white);border-color:var(--primary)}
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.gallery-card{background:var(--white);border:1px solid var(--line);overflow:hidden;transition:border-color .2s,box-shadow .2s}
.gallery-card:hover{border-color:var(--primary);box-shadow:var(--shadow-md)}
.gallery-card-img{position:relative;width:100%;padding-top:62.5%;overflow:hidden}
.gallery-card-img img{position:absolute;top:0;left:0;width:100%;height:100%;display:block;-o-object-fit:cover;object-fit:cover;transition:transform .3s}
.gallery-card:hover .gallery-card-img img{transform:scale(1.04)}
.gallery-card-body{padding:22px}
.gallery-card-tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.gallery-card-tag{font-size:12px;padding:3px 10px;background:var(--gray-100);color:var(--gray-600);border-radius:var(--radius)}
.gallery-card-title{font-size:18px;font-weight:800;color:var(--ink);margin-bottom:8px}
.gallery-card-desc{font-size:14px;color:var(--gray-600);line-height:1.6;margin-bottom:16px}
.gallery-card-meta{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--gray-500)}
.gallery-card .btn{width:100%;margin-top:14px}
.gallery-card.hidden{display:none}
#templates,#cases{scroll-margin-top:90px}

/* 模板卡：版本徽章 + 起步价 + 双按钮 */
.version-badge{
  font-size:12px;padding:3px 10px;border-radius:var(--radius);
  font-weight:700;letter-spacing:.02em;
}
.version-badge-basic{background:rgba(22,163,74,.1);color:#16a34a}
.version-badge-advanced{background:rgba(194,65,12,.1);color:var(--primary)}
.gallery-card-price{
  display:flex;align-items:baseline;gap:4px;
  margin:16px 0 14px;padding-top:14px;border-top:1px dashed var(--gray-200);
  font-size:13px;color:var(--gray-500);
}
.gallery-card-price strong{
  font-size:22px;font-weight:900;color:var(--primary);letter-spacing:-.02em;
}
.gallery-card-price span{font-size:12px;color:var(--gray-500)}
.gallery-card-actions{display:flex;gap:8px}
.gallery-card-actions .btn{flex:1;width:auto;margin-top:0}

/* ============ CTA ============ */
.cta-section{background:var(--primary);padding:72px 0;text-align:center;color:var(--white);position:relative;overflow:hidden}
.cta-section .container{position:relative;z-index:1}
.cta-section h2{font-size:36px;font-weight:900;margin-bottom:16px;letter-spacing:-.02em}
.cta-section p{font-size:18px;opacity:.92;margin-bottom:32px}

/* ============ 表单 ============ */
.contact-form{max-width:600px;margin:0 auto;background:var(--white);padding:36px;border:1px solid var(--line);box-shadow:var(--shadow)}
.form-group{margin-bottom:20px}
.form-group label{display:block;font-weight:700;margin-bottom:8px;color:var(--ink);font-size:14px}
.form-group input,.form-group textarea,.form-group select{
  width:100%;padding:11px 14px;border:1px solid var(--gray-300);
  border-radius:var(--radius);font-size:14px;font-family:inherit;
  transition:border-color .2s;background:var(--white);color:var(--ink);
}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--primary)}
.form-group textarea{resize:vertical;min-height:100px}

/* ============ 信任网格 ============ */
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.trust-item{text-align:center;padding:32px 20px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1)}
.trust-item .icon{margin-bottom:14px;display:flex;justify-content:center;color:var(--primary-light)}
.trust-item .icon svg{width:32px;height:32px}
.trust-item h4{font-size:16px;font-weight:800;color:var(--white);margin-bottom:6px}
.trust-item p{font-size:13px;color:var(--gray-400);line-height:1.6}

/* ============ 服务详情 ============ */
.service-detail-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}
.service-detail-card{background:var(--white);border:1px solid var(--line);padding:26px 22px;transition:all .25s;display:flex;flex-direction:column}
.service-detail-card:hover{border-color:var(--primary);box-shadow:var(--shadow-md)}
.service-detail-card .icon{width:44px;height:44px;display:flex;align-items:center;justify-content:center;background:rgba(194,65,12,.08);color:var(--primary);margin-bottom:16px}
.service-detail-card h3{font-size:18px;font-weight:800;color:var(--ink);margin-bottom:8px}
.service-detail-card .desc{color:var(--gray-500);font-size:14px;margin-bottom:16px;line-height:1.7}
.service-detail-card .price-list{list-style:none;border-top:1px solid var(--line);padding-top:14px;flex:1;margin:0}
.service-detail-card .price-list li{display:flex;justify-content:space-between;padding:7px 0;font-size:14px;color:var(--gray-700)}
.service-detail-card .price-list li span:last-child{font-weight:700;color:var(--accent)}
.service-detail-card .btn{margin-top:auto}

/* ============ 清单 ============ */
.checklist{list-style:none;margin:14px 0 0;padding:0}
.checklist li{position:relative;padding-left:24px;font-size:14px;color:var(--gray-600);line-height:1.7;margin-bottom:8px}
.checklist li::before{content:'';position:absolute;left:0;top:6px;width:14px;height:8px;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg)}

/* ============ 总结框 ============ */
.summary-box{background:var(--gray-100);border:1px solid var(--line);border-left:4px solid var(--primary);padding:36px 28px;text-align:center}
.summary-box p{font-size:16px;color:var(--gray-700);line-height:1.8;max-width:860px;margin:0 auto}

/* ============ 新闻 ============ */
.news-layout{display:grid;grid-template-columns:1fr 300px;gap:40px;align-items:start}
.news-list{display:flex;flex-direction:column}
.news-item{display:block;padding:24px 0;border-bottom:1px solid var(--line);transition:all .2s;text-decoration:none}
.news-item:first-child{padding-top:0}
.news-item:last-child{border-bottom:none}
.news-item-header{display:flex;align-items:center;gap:10px;margin-bottom:8px;flex-wrap:wrap}
.news-item-cat{font-size:12px;font-weight:700;padding:2px 10px;background:rgba(194,65,12,.08);color:var(--primary);border-radius:var(--radius);letter-spacing:.05em}
.news-item-date{font-size:13px;color:var(--gray-400)}
.news-item-title{font-size:18px;font-weight:800;color:var(--ink);line-height:1.5;margin-bottom:8px;transition:color .2s}
.news-item:hover .news-item-title{color:var(--primary)}
.news-item-desc{font-size:14px;color:var(--gray-600);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* 侧边栏 */
.news-sidebar{position:sticky;top:90px;display:flex;flex-direction:column;gap:24px}
.sidebar-box{background:var(--white);border:1px solid var(--line);padding:20px}
.sidebar-title{font-size:16px;font-weight:800;color:var(--ink);margin-bottom:16px;padding-bottom:12px;border-bottom:2px solid var(--primary);display:flex;align-items:center;gap:8px}
.notice-list{display:flex;flex-direction:column;gap:12px}
.notice-item{font-size:14px;color:var(--gray-600);line-height:1.6;padding-left:14px;position:relative}
.notice-item::before{content:'';position:absolute;left:0;top:9px;width:5px;height:5px;background:var(--primary);border-radius:50%}
.notice-item a{color:var(--gray-600);transition:color .2s}
.notice-item a:hover{color:var(--primary)}
.hot-list{display:flex;flex-direction:column;gap:14px}
.hot-item{display:flex;gap:12px;align-items:flex-start;text-decoration:none}
.hot-num{font-size:16px;font-weight:900;color:var(--gray-300);min-width:22px;line-height:1.4}
.hot-item:nth-child(1) .hot-num{color:var(--primary)}
.hot-item:nth-child(2) .hot-num{color:var(--gray-400)}
.hot-item:nth-child(3) .hot-num{color:var(--gray-400)}
.hot-title{font-size:14px;color:var(--gray-600);line-height:1.5;transition:color .2s}
.hot-item:hover .hot-title{color:var(--primary)}

/* 分页 */
.pagination{display:flex;justify-content:center;align-items:center;gap:6px;margin-top:40px}
.pagination a,.pagination span{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;padding:0 10px;font-size:14px;font-weight:600;color:var(--gray-600);border:1px solid var(--line);background:var(--white);transition:all .2s;text-decoration:none}
.pagination a:hover{border-color:var(--primary);color:var(--primary)}
.pagination .current{background:var(--primary);color:#fff;border-color:var(--primary)}
.pagination .dots{border:none;background:none}

/* 新闻详情页 */
.news-detail-layout{display:grid;grid-template-columns:1fr 300px;gap:40px;align-items:start}
.news-detail-body{min-width:0}
.news-detail-meta{display:flex;gap:20px;font-size:14px;color:var(--gray-500);margin-bottom:32px;flex-wrap:wrap;padding-bottom:16px;border-bottom:1px solid var(--line)}
.news-detail-content{font-size:16px;color:var(--gray-700);line-height:2}
.news-detail-content p{margin-bottom:20px}
.news-detail-content h3{font-size:20px;font-weight:800;color:var(--ink);margin:32px 0 16px}
.news-detail-content h4{font-size:17px;font-weight:800;color:var(--ink);margin:24px 0 12px}
.news-detail-content ul{margin-bottom:20px;padding-left:24px}
.news-detail-content li{margin-bottom:8px;color:var(--gray-600)}
.news-detail-content img{margin:24px 0;max-width:100%;display:block}
.news-detail-content blockquote{border-left:4px solid var(--primary);padding:16px 24px;background:var(--gray-50);margin:20px 0;color:var(--gray-600)}
.news-detail-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:40px;padding-top:24px;border-top:1px solid var(--line)}
.news-detail-tag{font-size:13px;padding:5px 12px;background:var(--gray-100);color:var(--gray-600);border-radius:var(--radius)}
.news-detail-nav{display:flex;justify-content:space-between;gap:16px;margin-top:32px}
.news-detail-nav a{font-size:14px;color:var(--gray-600);transition:color .2s;text-decoration:none;max-width:48%;line-height:1.5}
.news-detail-nav a:hover{color:var(--primary)}
.news-detail-nav .next{text-align:right}

/* ============ 页脚 ============ */
footer{background:var(--ink);color:var(--gray-400);padding:56px 0 0}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand .logo{color:var(--white);margin-bottom:12px}
.footer-brand p{font-size:14px;line-height:1.7;color:var(--gray-400)}
.footer-col h4{font-size:14px;font-weight:800;color:var(--white);margin-bottom:16px;letter-spacing:.05em}
.footer-col a{display:block;font-size:14px;color:var(--gray-400);padding:5px 0;transition:color .2s}
.footer-col a:hover{color:var(--primary-light)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding:22px 0;font-size:13px;color:var(--gray-500)}

/* ============ 动画 ============ */
.fade-in{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}

/* ============ SVG 图标尺寸 ============ */
.icon-svg{width:24px;height:24px;display:inline-block;vertical-align:middle;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.feature-icon .icon-svg{width:28px;height:28px}
.service-detail-card .icon .icon-svg{width:22px;height:22px}
.contact-card-icon .icon-svg,.contact-side-icon .icon-svg{width:24px;height:24px}

/* ============ 联系页 ============ */
.contact-layout{display:flex;gap:40px;align-items:stretch}
.contact-left{flex:1}
.contact-right{width:340px;display:flex;flex-direction:column;gap:24px}
.contact-card{background:var(--white);border:1px solid var(--line);padding:32px;box-shadow:var(--shadow)}
.contact-card h3{font-size:20px;font-weight:800;color:var(--ink);margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.contact-items{display:flex;flex-direction:column;gap:20px}
.contact-item{display:flex;align-items:flex-start;gap:16px}
.contact-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--primary)}
.contact-info{flex:1}
.contact-label{font-size:13px;color:var(--gray-500);margin-bottom:4px}
.contact-value{font-size:16px;font-weight:700;color:var(--ink)}
.contact-note{font-size:13px;color:var(--gray-400);margin-top:4px}
.contact-qrcode{background:var(--white);border:1px solid var(--line);padding:24px;box-shadow:var(--shadow);text-align:center}
.contact-qrcode h3{font-size:16px;font-weight:800;color:var(--ink);margin-bottom:16px}
.qrcode-box{width:180px;height:180px;margin:0 auto;overflow:hidden;border:1px solid var(--line)}
.qrcode-box img{display:block;width:100%;height:100%}
.qrcode-tip{font-size:13px;color:var(--gray-500);margin-top:12px}
.contact-map{background:var(--white);border:1px solid var(--line);padding:24px;box-shadow:var(--shadow)}
.contact-map h3{font-size:16px;font-weight:800;color:var(--ink);margin-bottom:16px}
.map-box{width:100%;height:140px;background:var(--gray-100);overflow:hidden}

.contact-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-bottom:32px}
.contact-card-sm{background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow);padding:28px 20px;text-align:center;transition:all .25s}
.contact-card-sm:hover{border-color:var(--primary);box-shadow:var(--shadow-md)}
.contact-card-icon{width:52px;height:52px;display:flex;align-items:center;justify-content:center;margin:0 auto 14px}
.contact-card-icon.green{color:var(--accent)}
.contact-card-icon.blue{color:var(--primary)}
.contact-card-icon.teal{color:var(--accent-light)}
.contact-card-icon.purple{color:#7c3aed}
.contact-card-title{font-size:16px;font-weight:800;color:var(--ink);margin-bottom:4px}
.contact-card-desc{font-size:14px;color:var(--gray-500);word-break:break-all}

.contact-main{display:grid;grid-template-columns:1.25fr .75fr;gap:24px;align-items:stretch}
.contact-map-card{background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow);overflow:hidden;display:flex;flex-direction:column}
.contact-map-box{flex:1;min-height:280px;background:var(--gray-100);overflow:hidden;position:relative}
.contact-map-box iframe{width:100%;height:100%;border:none;position:absolute;top:0;left:0;right:0;bottom:0;z-index:1}
.contact-map-placeholder{position:relative;z-index:0;text-align:center;padding:24px;color:var(--gray-500)}
.contact-map-marker{width:48px;height:48px;display:flex;align-items:center;justify-content:center;color:var(--primary);margin:0 auto 12px}
.contact-map-text{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:4px}
.contact-map-tip{font-size:13px;color:var(--gray-400)}
.contact-map-nav{display:inline-flex;align-items:center;gap:6px;margin-top:12px;font-size:14px;font-weight:700;color:var(--primary)}
.contact-map-footer{background:var(--ink);color:var(--gray-300);padding:14px 24px;display:flex;justify-content:space-between;align-items:center;font-size:13px;gap:12px}
.contact-map-footer a{color:var(--gray-300);transition:color .2s}
.contact-map-footer a:hover{color:var(--primary-light)}

.contact-side{display:flex;flex-direction:column;gap:24px}
.contact-side-card{background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow);padding:24px;flex:1;display:flex;flex-direction:column;justify-content:center}
.contact-side-header{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.contact-side-icon{width:44px;height:44px;display:flex;align-items:center;justify-content:center;color:var(--accent);flex-shrink:0}
.contact-side-title{font-size:17px;font-weight:800;color:var(--ink)}
.contact-side-desc{font-size:13px;color:var(--gray-500);line-height:1.6;margin-bottom:16px}
.contact-side-list{display:flex;flex-direction:column;gap:14px}
.contact-side-item{display:flex;align-items:flex-start;gap:12px}
.contact-side-item-icon{width:36px;height:36px;display:flex;align-items:center;justify-content:center;color:var(--primary);flex-shrink:0}
.contact-side-item-info{flex:1}
.contact-side-item-label{font-size:12px;color:var(--gray-500);margin-bottom:2px}
.contact-side-item-value{font-size:14px;font-weight:700;color:var(--ink);word-break:break-all}

/* ============ 响应式 ============ */
@media(max-width:1366px){
  .detail-hero-content h1{font-size:32px}
  .comparison-cards{gap:16px}
}
@media(max-width:1024px){
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .grid-4,.trust-grid,.steps{grid-template-columns:repeat(2,1fr)}
  .gallery-grid{grid-template-columns:repeat(2,1fr)}
  .detail-hero .container{grid-template-columns:1fr}
  .detail-hero-img{order:-1;min-height:auto}
  .detail-hero-img img{height:340px}
  .detail-hero-qr{padding:28px 20px}
  .hero-qr-img{width:200px;height:200px}
  .detail-features{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr}
  .steps-line{display:none}
  .comparison-cards{grid-template-columns:repeat(2,1fr)}
  .faq-grid{grid-template-columns:repeat(2,1fr)}
  .contact-main{grid-template-columns:1fr}
}
@media(max-width:992px){
  .contact-cards{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  /* 移动端导航 */
  .navbar .container{height:60px}
  .nav-links{
    display:none;flex-direction:column;
    background:var(--ink);position:absolute;top:60px;left:0;width:100%;
    padding:12px 0;gap:0;border-bottom:1px solid rgba(255,255,255,.08);
    max-height:calc(100vh - 60px);overflow-y:auto;
  }
  .nav-links.active{display:flex}
  .nav-links>li{width:100%}
  /* 移动端下拉：一级链接占满整行可点击，+按钮绝对定位浮在右侧不占行 */
  .nav-dropdown{position:relative}
  .nav-links>li>a{
    width:100%;padding:14px 56px 14px 24px;font-size:15px;color:var(--white);
    border-bottom:1px solid rgba(255,255,255,.06);
  }
  .nav-links>li>a.active::after{display:none}
  .nav-links>li>a.active{color:var(--primary-light);background:rgba(194,65,12,.1)}
  .nav-toggle{
    position:absolute;right:0;top:0;width:48px;height:100%;
    min-height:48px;display:flex;align-items:center;justify-content:center;
    background:none;border:none;color:rgba(255,255,255,.55);
    font-size:14px;cursor:pointer;line-height:1;
  }
  .nav-toggle:hover{color:var(--primary-light)}
  .nav-dropdown-menu{
    position:static;opacity:1;visibility:visible;transform:none;
    background:rgba(255,255,255,.04);box-shadow:none;border:none;
    min-width:auto;padding:0;display:none;
  }
  .nav-dropdown.open .nav-dropdown-menu{display:block}
  .nav-dropdown-menu a{
    padding:12px 40px;font-size:14px;color:rgba(255,255,255,.7);
    border-bottom:1px solid rgba(255,255,255,.04);
  }
  .nav-dropdown-menu a:hover{background:rgba(194,65,12,.08);color:var(--primary-light)}

  .hamburger{display:flex}
  .grid-2,.grid-3,.grid-4,.trust-grid,.steps,.comparison-cards,.faq-grid,.gallery-grid{grid-template-columns:1fr}
  .page-hero{padding:100px 0 48px;min-height:320px}
  .page-hero h1{font-size:28px}
  .section-title{font-size:26px}
  .section{padding:56px 0}
  .plan-card.featured{transform:none}
  .footer-top{grid-template-columns:1fr 1fr;gap:24px}
  .footer-bottom{flex-direction:column;gap:12px;text-align:center}
  .detail-hero{padding:90px 0 40px}
  .detail-hero-content h1{font-size:26px}
  .detail-hero-img img{height:220px}
  .detail-includes-grid{grid-template-columns:1fr}
  .detail-includes-grid>.grid-img-wrap{min-height:200px}
  .contact-layout{flex-direction:column}
  .contact-left,.contact-right{width:100%}
  .hero-stats{gap:20px;margin-top:36px}
  .hero-stat-num{font-size:24px}
  .cta-section h2{font-size:26px}
  .contact-map-footer{flex-direction:column;gap:8px;text-align:center}
}
@media(max-width:768px){
  .case-related,.case-info{grid-template-columns:1fr}
  .case-info-item{border-right:none;border-bottom:1px solid var(--line)}
  .case-info-item:last-child{border-bottom:none}
  .showcode-prices{grid-template-columns:repeat(2,1fr)}
  .news-layout,.news-detail-layout{grid-template-columns:1fr}
  .news-sidebar{position:static}
  .plan-highlights{grid-template-columns:repeat(2,1fr)}
  /* 表格转卡片式 */
  .plan-compare{display:block;border:none;background:none}
  .plan-compare thead{display:none}
  .plan-compare tbody{display:block}
  .plan-compare tr{display:block;margin-bottom:12px;border:1px solid var(--line);background:var(--white)}
  .plan-compare td{display:flex;justify-content:space-between;align-items:center;padding:10px 16px;border-bottom:1px solid var(--line);text-align:right;font-size:13px;gap:8px}
  .plan-compare td:first-child{font-weight:700;background:var(--gray-50);text-align:left;font-size:14px}
  .plan-compare td:last-child{border-bottom:none}
  .plan-compare td:nth-child(2)::before{content:"手机版";font-weight:600;color:var(--gray-500);font-size:12px;flex-shrink:0}
  .plan-compare td:nth-child(3)::before{content:"标准版";font-weight:700;color:var(--primary);font-size:12px;flex-shrink:0}
  .plan-compare td:nth-child(4)::before{content:"外贸版";font-weight:600;color:var(--gray-500);font-size:12px;flex-shrink:0}
  .plan-compare .featured-col{background:rgba(194,65,12,.04)}
}
@media(max-width:480px){
  .hero-stats{gap:12px}
  .hero-stats>div{width:calc(50% - 6px);margin-bottom:8px}
  .page-hero h1{font-size:24px}
  .section-title{font-size:22px}
  .container{padding:0 16px}
  .contact-cards{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
}

/* ============ 展示码案例详情页 · 扫码预览（两列：想要同款 + 扫码效果） ============ */
.scan-preview-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:stretch;
  background:var(--white);border:1px solid var(--line);padding:48px;
}
.section-header-left{text-align:left;margin-bottom:24px}
.section-header-left .section-sub{margin:0;max-width:none}

.scan-info-box{display:flex;flex-direction:column;gap:0}
.scan-info-row{
  display:flex;justify-content:space-between;align-items:center;
  padding:14px 0;border-bottom:1px solid var(--line);gap:16px;
}
.scan-info-row:last-of-type{border-bottom:none}
.scan-info-label{font-size:13px;color:var(--gray-500);letter-spacing:.05em;flex-shrink:0}
.scan-info-value{font-size:15px;font-weight:700;color:var(--ink);text-align:right}

/* 扫码截图：按钮筛选式选项卡 */
.scan-tabs-box{display:flex;flex-direction:column}
.tab-nav-pills{
  border-bottom:none;justify-content:flex-start;gap:10px;margin-bottom:24px;flex-wrap:wrap;
}
.tab-nav-pills .tab-btn{
  padding:8px 22px;font-size:14px;font-weight:600;
  color:var(--gray-600);background:var(--white);
  border:1px solid var(--gray-200);border-radius:30px;
  margin-bottom:0;cursor:pointer;transition:all .2s;font-family:inherit;
}
.tab-nav-pills .tab-btn:hover{color:var(--primary);border-color:var(--primary)}
.tab-nav-pills .tab-btn.active{
  color:#fff;background:var(--primary);border-color:var(--primary);
}

.scan-tabs-content{display:block}
.scan-shot-large{
  background:var(--white);border:1px solid var(--line);overflow:hidden;
  box-shadow:var(--shadow);
}
.scan-shot-large-img{
  width:100%;padding-top:178%;position:relative;overflow:hidden;background:var(--gray-100);
}
.scan-shot-large-img img{
  position:absolute;top:0;left:0;width:100%;height:100%;display:block;
  -o-object-fit:cover;object-fit:cover;
}
.scan-shot-label{
  padding:14px 16px;font-size:14px;font-weight:700;color:var(--ink);
  text-align:center;border-top:1px solid var(--line);
}

@media(max-width:768px){
  .scan-preview-grid{grid-template-columns:1fr;gap:32px;padding:32px 20px}
  .section-header-left{text-align:left}
  .scan-info-row{justify-content:space-between}
  .tab-nav-pills{justify-content:center}
}
@media(max-width:480px){
  .hero-qr-img{width:180px;height:180px}
  .tab-nav-pills .tab-btn{padding:7px 16px;font-size:13px}
}