/* ============================================================
   wdev_n90 · 深蓝科技风全套落地
   主色 #165DFF · 辅助浅蓝 #E8F3FF · 炭黑 #1D2129 · 浅灰底 #F7F8FA
   点缀红 #E02020 仅小面积 · 分割线 #E5E6EB
   模块上下 60px · 卡片内边距 24px · 内容宽 1260
   ============================================================ */
:root{
  --accent:#165DFF;
  --accent-2:#0E4BDB;
  --accent-soft:#E8F3FF;
  --cta-red:#E02020;

  --ink:#1D2129;
  --ink-2:#4E5969;
  --mute:#86909C;
  --mute-2:#C9CDD4;

  --line:#E5E6EB;
  --paper:#F7F8FA;
  --surface:#FFFFFF;
  --footer:#10141C;

  --radius:10px;
  --radius-sm:8px;
  --shell:1260px;
  --section-y:60px;
  --card-pad:24px;
  --gap:24px;
  --ease:cubic-bezier(.22,1,.36,1);
  --font-display:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --shadow-hover:0 12px 28px rgba(22,93,255,.10);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body.wdev-body{
  margin:0;
  color:var(--ink);
  font-family:var(--font-body);
  font-size:15px;
  line-height:1.7;
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
a{ color:inherit; text-decoration:none; transition:color .2s; }
a:hover{ color:var(--accent); }
img{ max-width:100%; display:block; }
button{ font:inherit; }
ul,ol{ margin:0; padding:0; list-style:none; }

.shell{
  width:var(--shell);
  max-width:calc(100% - 48px);
  margin-inline:auto;
}
.site-main{ min-height:56vh; }
.text-center{ text-align:center; }
.section-more{ margin-top:32px; text-align:center; }

/* —— 按钮 —— */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.4em;
  min-height:42px; padding:0 20px;
  border:1px solid transparent; border-radius:var(--radius-sm);
  font-weight:600; font-size:14px; line-height:1; white-space:nowrap;
  cursor:pointer; transition:all .2s var(--ease);
}
.btn-primary{
  color:#fff; background:var(--accent); border-color:var(--accent);
}
.btn-primary:hover{
  background:var(--accent-2); border-color:var(--accent-2); color:#fff;
  box-shadow:0 8px 18px rgba(22,93,255,.25);
}
.btn-soft{
  color:var(--accent); background:transparent; border-color:#B8D3FF;
  background:rgba(255,255,255,.55);
}
.btn-soft:hover{ background:var(--accent-soft); border-color:var(--accent); color:var(--accent); }
.btn-soft-dark{
  color:var(--ink); background:#fff; border-color:var(--line);
}
.btn-soft-dark:hover{ border-color:var(--accent); color:var(--accent); }
.btn-ghost{
  color:var(--ink-2); background:#fff; border-color:var(--line);
}
.btn-ghost:hover{ border-color:var(--accent); color:var(--accent); background:var(--accent-soft); }
/* 服务页深色 Hero：描边幽灵按钮，避免白底白字 */
.svc-hero .btn-ghost{
  color:#fff; background:transparent; border-color:rgba(255,255,255,.5);
}
.svc-hero .btn-ghost:hover{
  color:#fff; background:rgba(255,255,255,.12); border-color:#fff;
}
.btn-outline{
  color:var(--ink-2); background:transparent; border-color:var(--line);
}
.btn-outline:hover{ border-color:var(--accent); color:var(--accent); }
.btn-ink{ color:#fff; background:var(--ink); border-color:var(--ink); }
.btn-light{ color:var(--accent); background:#fff; border-color:#fff; }

/* —— Header —— */
.site-header{
  position:sticky; top:0; z-index:80;
  background:#fff;
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{ border-bottom-color:var(--line); box-shadow:0 4px 16px rgba(29,33,41,.04); }
.header-inner{
  display:flex; align-items:center; gap:28px; height:68px;
}
.brand{ display:inline-flex; align-items:center; gap:10px; flex-shrink:0; }
.brand:hover{ color:inherit; }
.brand-mark{
  display:grid; place-items:center;
  width:30px; height:30px; border-radius:8px;
  background:var(--accent); color:#fff;
  font-size:14px; font-weight:800;
}
.brand-word{ font-size:18px; font-weight:750; color:var(--ink); }
.nav{ display:flex; align-items:center; gap:2px; margin-left:auto; }
.nav a{
  display:inline-flex; align-items:center;
  height:68px; padding:0 14px;
  font-size:14px; color:var(--ink); font-weight:500;
}
.nav a:hover, .nav a.active{ color:var(--accent); }
.header-right{ display:flex; align-items:center; gap:10px; flex-shrink:0; }
.header-search{
  display:inline-flex; align-items:center; gap:5px;
  height:34px; padding:0 14px;
  font-size:13px; font-weight:500; color:var(--ink-2);
  border:1px solid var(--line); border-radius:999px;
  background:#fff; transition:all .2s var(--ease);
}
.header-search:hover{
  color:var(--accent); border-color:var(--accent);
  background:var(--accent-soft);
}
.header-search svg{ display:block; }
.header-cta{ min-height:34px; padding:0 16px; font-size:13px; border-radius:999px; }
.nav-burger{ display:none; }

/* —— Hero —— */
.hero-section{
  position:relative; overflow:hidden;
  background:
    radial-gradient(900px 420px at 82% 18%, rgba(22,93,255,.18), transparent 60%),
    radial-gradient(700px 360px at 12% 80%, rgba(22,93,255,.10), transparent 55%),
    linear-gradient(160deg, #F4F8FF 0%, #FFFFFF 45%, #F7F8FA 100%);
}
.hero-particles{
  position:absolute; inset:0; width:100%; height:100%;
  pointer-events:none; opacity:.55;
}
.hero-glow{
  position:absolute; inset:auto -10% -30% auto; width:55%; height:70%;
  background:radial-gradient(circle, rgba(22,93,255,.12), transparent 68%);
  pointer-events:none;
}
.hero-inner{
  position:relative; z-index:2;
  padding:72px 0 56px;
  display:grid; gap:40px;
}
.hero-copy{ max-width:760px; }
.hero-eyebrow{
  display:inline-flex; margin:0 0 16px;
  padding:5px 12px; border-radius:999px;
  background:var(--accent-soft); color:var(--accent);
  font-size:12px; font-weight:600; letter-spacing:.04em;
}
.hero-title{
  margin:0 0 14px;
  font-family:var(--font-display);
  font-size:clamp(32px, 4vw, 48px);
  line-height:1.18; font-weight:800; letter-spacing:.01em; color:var(--ink);
}
.hero-sub{
  margin:0 0 28px; max-width:560px;
  font-size:16px; line-height:1.75; color:var(--ink-2);
}
.hero-actions{ display:flex; flex-wrap:wrap; gap:12px; }
.hero-stats{
  display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:16px;
}
.hero-stats li{
  display:flex; align-items:center; gap:12px;
  min-height:84px; padding:16px 18px;
  background:var(--accent-soft);
  border:1px solid #D6E7FF;
  border-radius:var(--radius);
}
.stat-icon{
  width:36px; height:36px; flex-shrink:0;
  display:grid; place-items:center;
  color:var(--accent);
  background:#fff; border-radius:50%;
}
.stat-icon svg{ width:18px; height:18px; }
.hero-stats strong{
  display:block; font-size:20px; font-weight:800; line-height:1.2; color:var(--ink);
}
.hero-stats strong em{ font-style:normal; font-size:14px; color:var(--accent); margin-left:2px; }
.hero-stats span{ display:block; margin-top:4px; font-size:12px; color:var(--mute); }

/* —— Section —— */
.section{ padding:var(--section-y) 0; background:var(--paper); }
.section-services, .section-flow, .section-blog{ background:#fff; }
.section-advantages, .section-cases{ background:var(--paper); }
.section-head{ margin-bottom:32px; }
.section-en{
  margin:0 0 8px;
  font-size:12px; font-weight:600; letter-spacing:.14em;
  color:var(--accent); text-transform:uppercase;
}
.section-title{
  position:relative; display:inline-block;
  margin:0; padding-bottom:12px;
  font-size:28px; font-weight:800; color:var(--ink);
}
.section-title::after{
  content:""; position:absolute; left:50%; bottom:0; transform:translateX(-50%);
  width:32px; height:3px; border-radius:2px; background:var(--accent);
}
.section-head:not(.text-center) .section-title::after{ left:0; transform:none; }
.section-subtitle{ margin:12px 0 0; color:var(--mute); font-size:14px; }

/* —— 服务 —— */
.services-grid{
  display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:var(--gap);
}
.service-card{
  display:flex; flex-direction:column;
  min-height:220px;
  padding:var(--card-pad);
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  transition:transform .25s var(--ease), box-shadow .25s, background .25s, border-color .25s;
}
.service-card:hover{
  transform:translateY(-6px);
  background:var(--accent-soft);
  border-color:#D6E7FF;
  box-shadow:var(--shadow-hover);
  color:inherit;
}
.service-icon{
  width:44px; height:44px; margin-bottom:16px;
  display:grid; place-items:center;
  color:var(--accent);
  background:var(--accent-soft);
  border-radius:50%;
}
.service-icon svg{ width:22px; height:22px; }
.service-card:hover .service-icon{ background:#fff; }
.service-title{ margin:0 0 8px; font-size:18px; font-weight:700; color:var(--ink); }
.service-desc{ margin:0 0 16px; flex:1; color:var(--ink-2); font-size:14px; line-height:1.7; }
.service-link{ font-size:13px; font-weight:600; color:var(--accent); }

/* —— 优势 2x3 —— */
.advantages-grid{
  display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:var(--gap);
}
.advantage-item{
  min-height:148px;
  padding:var(--card-pad);
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  transition:border-color .2s, box-shadow .2s, background .2s;
}
.advantage-item:hover{
  background:var(--accent-soft);
  border-color:#D6E7FF;
  box-shadow:var(--shadow-hover);
}
.adv-num{
  display:grid; place-items:center;
  width:32px; height:32px; margin-bottom:14px;
  border-radius:50%;
  background:var(--accent); color:#fff;
  font-size:12px; font-weight:700;
}
.advantage-item h4{ margin:0 0 6px; font-size:16px; font-weight:700; }
.advantage-item p{ margin:0; color:var(--mute); font-size:13px; line-height:1.65; }

/* —— 流程时间轴 —— */
.flow-timeline{
  position:relative;
  display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:var(--gap);
}
.flow-timeline::before{
  content:""; position:absolute;
  left:calc(12.5% + 8px); right:calc(12.5% + 8px); top:23px;
  height:2px; background:linear-gradient(90deg,#B8D3FF, var(--accent), #B8D3FF);
}
.flow-step{ position:relative; text-align:center; padding-top:0; }
.step-dot{
  position:relative; z-index:1;
  display:grid; place-items:center;
  width:48px; height:48px; margin:0 auto 16px;
  border-radius:50%;
  background:#fff; border:2px solid var(--accent);
  box-shadow:0 0 0 6px var(--accent-soft);
}
.step-dot span{
  display:grid; place-items:center;
  width:28px; height:28px; border-radius:50%;
  background:var(--accent); color:#fff;
  font-size:13px; font-weight:700;
}
.flow-step h4{ margin:0 0 6px; font-size:16px; font-weight:700; }
.flow-step p{ margin:0; color:var(--mute); font-size:13px; line-height:1.65; }

/* —— 案例 —— */
.cases-grid{
  display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:var(--gap);
}
.case-card{
  display:flex; flex-direction:column;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  transition:transform .25s var(--ease), box-shadow .25s, border-color .25s;
}
.case-card:hover{
  transform:translateY(-4px);
  border-color:#D6E7FF;
  box-shadow:var(--shadow-hover);
  color:inherit;
}
.case-thumb{
  position:relative; aspect-ratio:16/10; overflow:hidden; background:#EEF2F7;
}
.case-thumb img{
  width:100%; height:100%; object-fit:cover;
  transition:transform .4s var(--ease);
}
.case-card:hover .case-thumb img{ transform:scale(1.04); }
.case-card-ph{
  position:absolute; inset:0; display:grid; place-items:center;
  background:linear-gradient(135deg,#E8F3FF,#F7F8FA);
  color:var(--mute-2); font-weight:700; letter-spacing:.12em;
}
.case-tag{
  position:absolute; left:12px; top:12px;
  padding:4px 10px; border-radius:999px;
  background:rgba(22,93,255,.92); color:#fff;
  font-size:12px; font-weight:600; line-height:1.2;
  backdrop-filter:blur(4px);
}
.case-info{
  display:flex; flex-direction:column; gap:8px;
  flex:1; min-height:112px; padding:var(--card-pad);
}
.case-title{
  margin:0; font-size:15px; font-weight:700; line-height:1.45; color:var(--ink);
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
  min-height:2.9em;
}
.case-summary{
  margin:0; color:var(--mute); font-size:13px; line-height:1.65;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
}

/* —— 博客：左图右文 —— */
.blog-list{ display:grid; gap:16px; }
.blog-row{
  display:grid; grid-template-columns:200px 1fr; gap:20px; align-items:center;
  min-height:120px; padding:16px;
  background:#fff; border:1px solid var(--line); border-radius:var(--radius);
  transition:border-color .2s, box-shadow .2s, background .2s;
}
.blog-row:hover{
  border-color:#D6E7FF; background:var(--accent-soft);
  box-shadow:var(--shadow-hover); color:inherit;
}
.blog-thumb{
  aspect-ratio:16/10; border-radius:var(--radius-sm); overflow:hidden; background:#EEF2F7;
}
.blog-thumb img{ width:100%; height:100%; object-fit:cover; }
.blog-thumb-ph{
  display:grid; place-items:center; width:100%; height:100%;
  color:var(--mute-2); font-size:13px; font-weight:700; letter-spacing:.08em;
  background:linear-gradient(135deg,#E8F3FF,#F7F8FA);
}
.blog-body time{
  display:block; margin-bottom:6px;
  font-size:12px; font-weight:600; color:var(--accent);
}
.blog-body h3{
  margin:0 0 6px; font-size:17px; font-weight:700; line-height:1.4;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
}
.blog-body p{
  margin:0; color:var(--mute); font-size:13px; line-height:1.65;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
}

/* —— GEO —— */
.section-geo{ padding:0; background:transparent; }
.section-geo .shell{ padding:24px 0 0; }
.section-geo:not(:has(.geo-summary)){ display:none; }
.geo-summary{
  margin:0; padding:14px 18px;
  background:#fff; border:1px solid var(--line); border-left:3px solid var(--accent);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  color:var(--ink-2); font-size:14px; line-height:1.75;
}
.geo-highlights{
  margin:0 0 20px; display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:10px 24px;
}
.geo-highlights > li{ position:relative; padding-left:16px; color:var(--ink-2); font-size:14px; }
.geo-highlights > li::before{
  content:""; position:absolute; left:0; top:.72em;
  width:6px; height:6px; border-radius:50%; background:var(--accent);
}
.geo-faq{ margin-top:24px; padding-top:20px; border-top:1px solid var(--line); }
.geo-faq::before{
  content:"常见问题"; display:block; margin-bottom:12px;
  font-size:18px; font-weight:800;
}
.geo-faq .faq-item{
  padding:14px 16px; margin-top:10px;
  background:#fff; border:1px solid var(--line); border-radius:var(--radius-sm);
}
.geo-faq .faq-item h3{ margin:0 0 8px; font-size:15px; font-weight:700; }
.geo-faq .faq-item h3::before{ content:"Q"; margin-right:8px; color:var(--accent); }
.geo-faq .faq-item > div{ color:var(--mute); font-size:14px; line-height:1.8; }

/* —— 咨询转化区：浅蓝渐变 —— */
.section-closing{
  padding:var(--section-y) 0;
  background:linear-gradient(160deg, #E8F3FF 0%, #F5F9FF 48%, #FFFFFF 100%);
}
.closing-grid{
  display:grid; grid-template-columns:1fr 1.05fr; gap:36px; align-items:stretch;
}
.closing-copy{ padding-top:8px; }
.closing-desc{
  margin:12px 0 20px; max-width:400px;
  color:var(--ink-2); font-size:14px; line-height:1.75;
}
.closing-phone{
  display:inline-block; margin-bottom:18px;
  font-size:26px; font-weight:800; color:var(--ink); letter-spacing:.02em;
}
.closing-phone:hover{ color:var(--accent); }
.closing-points{ display:grid; gap:8px; }
.closing-points li{
  position:relative; padding-left:16px;
  color:var(--mute); font-size:13px;
}
.closing-points li::before{
  content:""; position:absolute; left:0; top:.65em;
  width:6px; height:6px; border-radius:50%; background:var(--accent);
}
.closing-form{
  padding:var(--card-pad);
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:0 10px 30px rgba(22,93,255,.06);
}
.feedback-form .form-grid{
  display:grid; grid-template-columns:1fr 1fr; gap:16px; margin-bottom:16px;
}
.feedback-form label{ display:block; font-size:13px; font-weight:600; color:var(--ink); }
.feedback-form .req{ color:var(--cta-red); }
.feedback-form input,
.feedback-form textarea{
  display:block; width:100%; margin-top:8px;
  padding:11px 12px;
  border:1px solid var(--line); border-radius:var(--radius-sm);
  background:var(--paper); font:inherit; color:var(--ink);
  transition:border-color .2s, background .2s;
}
.feedback-form input:focus,
.feedback-form textarea:focus{
  outline:none; border-color:var(--accent); background:#fff;
  box-shadow:0 0 0 3px rgba(22,93,255,.12);
}
.form-full{ margin-bottom:18px; }
.form-actions{ display:flex; gap:10px; }
.form-msg{ margin:12px 0 0; font-size:13px; }
.form-msg.ok{ color:#00B42A; }
.form-msg.err{ color:var(--cta-red); }

/* —— 内页 CTA —— */
.cta-band{
  padding:48px 0; background:var(--accent-soft); border-top:1px solid #D6E7FF; text-align:center;
}
.cta-inner{ max-width:640px; margin:0 auto; }
.cta-inner h2{ margin:0 0 8px; font-size:24px; font-weight:800; color:var(--ink); }
.cta-inner > p{ margin:0 0 20px; color:var(--ink-2); font-size:14px; }
.cta-actions{ display:flex; justify-content:center; flex-wrap:wrap; gap:12px; }

/* —— Footer —— */
.site-footer{
  background:var(--footer); color:#86909C; padding:48px 0 0;
}
.footer-top{
  display:grid; grid-template-columns:1.2fr 2fr; gap:40px;
  padding-bottom:28px; border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-name{ margin:0 0 10px; font-size:18px; font-weight:800; color:#fff; }
.footer-desc{ margin:0; max-width:280px; font-size:13px; line-height:1.7; color:#86909C; }
.footer-cols{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.footer-col h4{
  margin:0 0 14px; font-size:13px; font-weight:700; color:rgba(255,255,255,.82);
}
.footer-col a, .footer-col p{
  display:block; margin:0 0 10px; font-size:13px; color:#86909C;
}
.footer-col a:hover{ color:var(--accent); }
.footer-contact.accent a, .footer-contact.accent{ color:var(--cta-red); }
.footer-contact.accent a:hover{ color:#ff4d4f; }
.footer-bottom{
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:8px;
  padding:14px 0; font-size:12px; color:#6B7280;
}
.footer-bottom a{ color:#86909C; }
.footer-bottom a:hover{ color:var(--accent); }

/* —— 悬浮咨询 —— */
.float-consult{
  position:fixed; right:22px; bottom:28px; z-index:70;
  display:flex; align-items:center; gap:8px;
  min-height:46px; padding:0 16px 0 12px;
  border-radius:999px;
  background:var(--accent); color:#fff;
  box-shadow:0 10px 24px rgba(22,93,255,.35);
  transition:transform .2s, box-shadow .2s;
}
.float-consult:hover{
  color:#fff; transform:translateY(-2px);
  box-shadow:0 14px 28px rgba(22,93,255,.42);
}
.float-consult-icon{ display:grid; place-items:center; width:24px; height:24px; }
.float-consult-icon svg{ width:18px; height:18px; }
.float-consult-text{ font-size:13px; font-weight:700; }

/* —— 内页通用 —— */
.page-hero{
  padding:44px 0 32px; background:#fff; border-bottom:1px solid var(--line);
}
.page-hero-service{ background:linear-gradient(180deg,#E8F3FF,#fff); }
.page-hero h1{ margin:8px 0 10px; font-size:clamp(24px,2.8vw,34px); font-weight:800; }
.page-lead{ margin:0; color:var(--mute); font-size:14px; max-width:680px; }
.crumb, .crumb-plain{ font-size:13px; color:var(--mute); }
.crumb a:hover{ color:var(--accent); }
.meta-line{
  display:flex; flex-wrap:wrap; gap:8px 16px; margin:6px 0 0;
  font-size:13px; color:var(--mute);
}
.meta-line a{ color:var(--accent); font-weight:600; }

.layout-2{
  display:grid; grid-template-columns:minmax(0,1fr) 280px; gap:32px; align-items:start;
}
.article-body{ font-size:15px; line-height:1.9; color:var(--ink-2); }
.article-body p{ margin:0 0 1.1em; }
.article-body h2{
  margin:1.8rem 0 .9rem; padding-left:12px;
  font-size:20px; font-weight:800; border-left:3px solid var(--accent);
}
.article-body h3{ margin:1.4rem 0 .7rem; font-size:17px; font-weight:700; }
.article-body img{ margin:1.1rem 0; border:1px solid var(--line); border-radius:var(--radius-sm); }
.article-body a{ color:var(--accent); text-decoration:underline; text-underline-offset:3px; }
.article-body blockquote{
  margin:1.1rem 0; padding:12px 16px;
  background:var(--accent-soft); border-left:3px solid var(--accent); border-radius:0 8px 8px 0;
}
.article-body ul,.article-body ol{ padding-left:1.3em; margin:0 0 1.1em; list-style:disc; }
.article-body ol{ list-style:decimal; }
.article-body pre{
  margin:1.1rem 0; padding:14px 16px; border-radius:var(--radius-sm);
  background:#1D2129; color:#E5E6EB; overflow-x:auto; font-size:13px;
}
.article-body :not(pre)>code{
  padding:.1em .35em; background:var(--accent-soft); color:var(--accent); border-radius:3px; font-size:.9em;
}
.article-body table{ width:100%; border-collapse:collapse; margin:1.1rem 0; }
.article-body th,.article-body td{ padding:10px 12px; border:1px solid var(--line); text-align:left; }
.article-body th{ background:var(--paper); font-weight:700; }

.tag-row{
  margin-top:24px; padding-top:18px; border-top:1px solid var(--line);
  display:flex; flex-wrap:wrap; gap:8px; align-items:center;
}
.tag-label{ font-size:13px; color:var(--mute); }
.tag-chip{
  display:inline-flex; padding:4px 10px; border-radius:999px;
  background:var(--accent-soft); color:var(--accent); font-size:12px; font-weight:600;
}
.tag-chip:hover{ background:var(--accent); color:#fff; }

.side-rail{ position:sticky; top:88px; display:grid; gap:16px; }
.side-block, .side-cta{
  padding:18px; background:#fff; border:1px solid var(--line); border-radius:var(--radius);
}
.side-cta{ background:var(--accent); color:#fff; border-color:transparent; }
.side-label{
  position:relative; padding-left:10px; margin-bottom:12px;
  font-weight:700; font-size:14px; color:var(--ink);
}
.side-label::before{
  content:""; position:absolute; left:0; top:.35em; width:2px; height:.9em; background:var(--accent);
}
.side-cta .side-label{ color:#fff; }
.side-cta .side-label::before{ background:#fff; }
.side-list li{ border-bottom:1px dashed var(--line); }
.side-list li:last-child{ border-bottom:0; }
.side-list a{ display:block; padding:9px 0; font-size:13px; color:var(--ink-2); }
.side-list a:hover{ color:var(--accent); }
.side-cta p{ margin:0 0 12px; font-size:13px; line-height:1.7; color:rgba(255,255,255,.85); }
.side-cta .btn{ width:100%; margin-bottom:8px; background:#fff; color:var(--accent); border-color:#fff; }
.side-phone{ margin:0; text-align:center; }
.side-phone a{ color:#fff; font-weight:600; font-size:13px; }

.content-list{ display:grid; gap:16px; }
.content-item{
  display:grid; grid-template-columns:200px 1fr; gap:20px;
  padding:16px; background:#fff; border:1px solid var(--line); border-radius:var(--radius);
}
.content-item:hover{ border-color:#D6E7FF; box-shadow:var(--shadow-hover); }
.content-thumb{ aspect-ratio:16/10; overflow:hidden; background:var(--paper); border-radius:var(--radius-sm); }
.content-thumb img{ width:100%; height:100%; object-fit:cover; }
.content-title{ margin:0 0 8px; font-size:17px; font-weight:700; }
.content-summary{ margin:0 0 8px; color:var(--mute); font-size:14px; }
.content-meta{ font-size:12px; color:var(--mute); }

.pager{ margin-top:28px; display:flex; justify-content:center; align-items:center; gap:6px; flex-wrap:wrap; }
.pager-nums{ display:inline-flex; align-items:center; gap:6px; flex-wrap:wrap; }
.pager a, .pager .pager-num, .pager .pager-prev, .pager .pager-next, .pager .pager-info, .pager .pager-ellipsis{
  display:inline-grid; place-items:center;
  min-width:34px; height:34px; padding:0 10px;
  border:1px solid var(--line); background:#fff; border-radius:var(--radius-sm);
  color:var(--ink-2); font-size:13px; line-height:1; box-sizing:border-box;
}
.pager .pager-ellipsis{ border-color:transparent; background:transparent; min-width:24px; }
.pager .pager-info{ color:var(--ink-3); }
.pager .disabled{ opacity:.5; cursor:not-allowed; }
.pager a:hover, .pager .current{
  background:var(--accent); border-color:var(--accent); color:#fff;
}
.services-grid-full{ margin-top:4px; }
.service-tags{ display:flex; flex-wrap:wrap; gap:8px; margin:0 0 14px; }

@media (max-width:1260px){
  .shell{ width:auto; max-width:calc(100% - 40px); }
}
@media (max-width:1024px){
  .services-grid, .cases-grid, .advantages-grid{ grid-template-columns:repeat(2,minmax(0,1fr)); }
  .flow-timeline{ grid-template-columns:repeat(2,minmax(0,1fr)); gap:28px 24px; }
  .flow-timeline::before{ display:none; }
  .hero-stats{ grid-template-columns:repeat(2,minmax(0,1fr)); }
  .closing-grid{ grid-template-columns:1fr; }
  .footer-top{ grid-template-columns:1fr; gap:28px; }
}
@media (max-width:760px){
  .section, .section-closing{ padding:48px 0; }
  .hero-inner{ padding:52px 0 40px; }
  .hero-stats, .services-grid, .cases-grid, .advantages-grid, .flow-timeline{ grid-template-columns:1fr; }
  .blog-row{ grid-template-columns:1fr; gap:12px; }
  .layout-2{ grid-template-columns:1fr; }
  .side-rail{ position:static; }
  .content-item{ grid-template-columns:1fr; }
  .feedback-form .form-grid{ grid-template-columns:1fr; }
  .footer-cols{ grid-template-columns:1fr 1fr; }
  .header-search, .header-cta{ display:none; }
  .float-consult{ right:14px; bottom:18px; }
  .nav-burger{
    display:flex; align-items:center; justify-content:center;
    width:40px; height:40px; margin-left:auto; cursor:pointer;
  }
  .nav-burger i, .nav-burger i::before, .nav-burger i::after{
    content:""; display:block; width:18px; height:2px; background:var(--ink); position:relative;
  }
  .nav-burger i::before{ position:absolute; top:-6px; }
  .nav-burger i::after{ position:absolute; top:6px; }
  .nav{
    position:fixed; inset:68px 0 auto 0; flex-direction:column; align-items:stretch;
    gap:0; padding:12px 16px 18px; margin:0;
    background:#fff; border-bottom:1px solid var(--line);
    transform:translateY(-120%); transition:transform .25s var(--ease);
    box-shadow:0 10px 24px rgba(29,33,41,.08);
  }
  .nav a{ height:44px; }
  #nav-toggle:checked ~ .nav{ transform:translateY(0); }
  .geo-highlights{ grid-template-columns:1fr; }
}

/* ===================== v2 改版：两栏 Hero + 技术栈面板 ===================== */
.hero-inner{
  display:grid; grid-template-columns:1.05fr .95fr; gap:48px;
  align-items:center; min-height:520px; padding:72px 0 64px;
}
.hero-copy{ min-width:0; text-align:left; }
.hero-copy .hero-eyebrow{
  display:inline-flex; align-items:center; gap:8px; margin:0 0 18px;
  padding:6px 14px; border-radius:999px;
  background:rgba(22,93,255,.1); color:var(--accent);
  font-size:13px; font-weight:600; letter-spacing:.02em;
}
.hero-copy .hero-title{
  margin:0 0 16px; font-size:46px; line-height:1.18; font-weight:800; color:var(--ink);
}
.hero-copy .hero-sub{
  margin:0 0 22px; max-width:520px; font-size:17px; line-height:1.7; color:var(--ink-2);
}
.hero-bullets{
  list-style:none; margin:0 0 28px; padding:0; display:grid; gap:10px;
}
.hero-bullets li{
  display:flex; align-items:center; gap:10px;
  font-size:14px; color:var(--ink-2);
}
.hero-bullets li svg{ width:18px; height:18px; color:var(--accent); flex:none; }
.hero-actions{ display:flex; flex-wrap:wrap; gap:12px; margin-bottom:36px; }
.hero-copy .hero-stats{
  grid-template-columns:repeat(4,minmax(0,1fr)); gap:0;
  max-width:520px; padding:20px 0 0; border-top:1px solid var(--line);
  text-align:left;
}
.hero-copy .hero-stats li{ padding:0; background:none; border:0; }
.hero-copy .hero-stats strong{ font-size:26px; }

/* 右侧技术栈面板 */
.hero-panel{ position:relative; min-height:380px; }
.tech-card{
  position:relative;
  background:#fff; border:1px solid #E5E8EF; border-radius:16px;
  box-shadow:0 24px 60px -20px rgba(22,43,77,.22), 0 8px 24px -12px rgba(22,93,255,.18);
  overflow:hidden;
}
.tech-card-head{
  display:flex; align-items:center; gap:8px;
  padding:14px 18px; background:#F7F8FA; border-bottom:1px solid #EEF0F4;
}
.tech-dot{ width:11px; height:11px; border-radius:50%; }
.tech-dot.r{ background:#FF5F57; } .tech-dot.y{ background:#FEBC2E; } .tech-dot.g{ background:#28C840; }
.tech-card-head i{
  margin-left:auto; font-style:normal; font-size:12px; color:var(--mute-2);
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
}
.tech-card-body{ padding:22px; display:grid; gap:18px; }
.tech-label{
  margin:0 0 10px; font-size:12px; font-weight:700; letter-spacing:.08em;
  color:var(--mute); text-transform:uppercase;
}
.tech-tags{ display:flex; flex-wrap:wrap; gap:8px; }
.tech-tags span{
  padding:6px 12px; border-radius:8px; font-size:13px; font-weight:600;
  background:var(--accent-soft); color:var(--accent);
  border:1px solid #D6E7FF;
}
.tech-flow{
  display:flex; align-items:stretch; gap:8px; margin-top:4px;
  padding:14px; border-radius:12px; background:var(--paper);
}
.tech-flow-step{ flex:1; text-align:center; }
.tech-flow-step b{ display:block; font-size:14px; font-weight:700; color:var(--ink); }
.tech-flow-step i{ display:block; margin-top:2px; font-style:normal; font-size:11px; color:var(--mute); }
.tech-flow-arrow{ display:grid; place-items:center; color:var(--accent); font-weight:800; }
.hero-floating{
  position:absolute; padding:10px 16px; border-radius:12px;
  background:#fff; border:1px solid #E5E8EF;
  box-shadow:0 12px 30px -10px rgba(22,43,77,.2);
  font-size:13px; font-weight:700; color:var(--ink);
}
.hero-floating-a{ left:-18px; top:36px; color:var(--accent); }
.hero-floating-b{ right:-10px; bottom:30px;
  background:linear-gradient(135deg,#165DFF,#3B7BFF); color:#fff; border-color:transparent;
}

/* ===================== v2 服务卡片增强 ===================== */
.service-card{ min-height:260px; }
.service-tags{ display:flex; flex-wrap:wrap; gap:8px; margin:auto 0 14px; }
.service-tags span{
  padding:3px 10px; border-radius:6px; font-size:12px; font-weight:600;
  background:var(--paper); color:var(--mute); border:1px solid var(--line);
}
.service-card:hover .service-tags span{
  background:#fff; color:var(--accent); border-color:#D6E7FF;
}

/* ===================== v2 优势：图标圆底卡片 ===================== */
.advantage-grid{
  display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:var(--gap);
}
.advantage-card{
  padding:var(--card-pad); background:#fff;
  border:1px solid var(--line); border-radius:var(--radius);
  transition:transform .25s var(--ease), box-shadow .25s, border-color .25s;
}
.advantage-card:hover{
  transform:translateY(-4px); border-color:#D6E7FF;
  box-shadow:var(--shadow-hover);
}
.adv-icon{
  width:48px; height:48px; margin-bottom:16px;
  display:grid; place-items:center; border-radius:12px;
  background:linear-gradient(135deg,var(--accent-soft),#fff);
  color:var(--accent); border:1px solid #D6E7FF;
}
.adv-icon svg{ width:24px; height:24px; }
.advantage-card h3{ margin:0 0 8px; font-size:17px; font-weight:700; color:var(--ink); }
.advantage-card p{ margin:0; color:var(--mute); font-size:13px; line-height:1.7; }

/* ===================== v2 案例：统一 3 列、16:10 ===================== */
.case-row{
  display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:var(--gap);
}
.case-card .case-thumb .case-thumb-ph{
  position:absolute; inset:0; display:grid; place-items:center;
  background:linear-gradient(135deg,#E8F3FF,#F2F5FA); color:#AAB4C2;
}
.case-thumb .case-thumb-ph svg{ width:40px; height:40px; }
.case-thumb.has-thumb .case-thumb-ph{ display:none; }
.case-body{
  display:flex; flex-direction:column; gap:8px; flex:1;
  padding:var(--card-pad); min-height:130px;
}
.case-more{ margin-top:auto; font-size:13px; font-weight:600; color:var(--accent); }

/* ===================== v2 博客：卡片网格（图上文下） ===================== */
.blog-list{
  display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:var(--gap);
}
.blog-card{
  display:flex; flex-direction:column;
  background:#fff; border:1px solid var(--line); border-radius:var(--radius);
  overflow:hidden; transition:transform .25s var(--ease), box-shadow .25s, border-color .25s;
}
.blog-card:hover{
  transform:translateY(-4px); border-color:#D6E7FF;
  box-shadow:var(--shadow-hover); color:inherit;
}
.blog-thumb{
  position:relative; aspect-ratio:16/10; overflow:hidden; background:#EEF2F7;
}
.blog-thumb .blog-thumb-ph{
  position:absolute; inset:0; display:grid; place-items:center;
  background:linear-gradient(135deg,#E8F3FF,#F2F5FA); color:#AAB4C2;
}
.blog-thumb .blog-thumb-ph svg{ width:36px; height:36px; }
.blog-thumb.has-thumb .blog-thumb-ph{ display:none; }
.blog-thumb img{ width:100%; height:100%; object-fit:cover; transition:transform .4s var(--ease); }
.blog-card:hover .blog-thumb img{ transform:scale(1.04); }
.blog-body{ display:flex; flex-direction:column; gap:8px; padding:var(--card-pad); flex:1; }
.blog-meta{ display:flex; align-items:center; gap:10px; font-size:12px; }
.blog-cat{
  padding:2px 9px; border-radius:6px;
  background:var(--accent-soft); color:var(--accent); font-weight:600;
}
.blog-meta time{ color:var(--mute-2); }
.blog-title{
  margin:0; font-size:16px; font-weight:700; line-height:1.45; color:var(--ink);
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
}
.blog-summary{
  margin:0; color:var(--mute); font-size:13px; line-height:1.65;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
}
.blog-more{ margin-top:auto; font-size:13px; font-weight:600; color:var(--accent); }

/* ===================== v2 收尾：左侧信任要素 ===================== */
.closing-copy .section-title{ font-size:30px; }
.closing-trust{ list-style:none; margin:0 0 24px; padding:0; display:grid; gap:16px; }
.closing-trust li{ display:flex; align-items:flex-start; gap:14px; }
.ct-icon{
  flex:none; width:44px; height:44px; display:grid; place-items:center;
  border-radius:12px; background:var(--accent-soft); color:var(--accent);
  border:1px solid #D6E7FF;
}
.ct-icon svg{ width:22px; height:22px; }
.closing-trust b{ display:block; font-size:15px; font-weight:700; color:var(--ink); }
.closing-trust i{ display:block; margin-top:2px; font-style:normal; font-size:13px; color:var(--mute); line-height:1.6; }
.closing-phone{
  display:inline-flex; align-items:baseline; gap:12px;
  padding:14px 22px; border-radius:12px;
  background:#fff; border:1px solid var(--line);
  box-shadow:0 10px 24px -14px rgba(22,43,77,.25);
}
.closing-phone span{ font-size:13px; color:var(--mute); }
.closing-phone b{ font-size:24px; font-weight:800; color:var(--ink); letter-spacing:.02em; }
.closing-points{ display:none; }

.form-title{ margin:0 0 4px; font-size:18px; font-weight:800; color:var(--ink); }
.form-tip{ margin:0 0 18px; font-size:13px; color:var(--mute); }
.btn-block{ width:100%; justify-content:center; }

/* ===================== v2 响应式覆盖 ===================== */
@media (max-width:1024px){
  .hero-inner{ grid-template-columns:1fr; gap:40px; min-height:0; padding:56px 0 48px; }
  .hero-copy .hero-title{ font-size:38px; }
  .hero-copy .hero-stats{ max-width:100%; }
  .hero-panel{ max-width:480px; margin:0 auto; width:100%; }
  .advantage-grid{ grid-template-columns:repeat(2,minmax(0,1fr)); }
  .blog-list{ grid-template-columns:repeat(2,minmax(0,1fr)); }
}
@media (max-width:760px){
  .hero-copy .hero-title{ font-size:30px; }
  .hero-copy .hero-sub{ font-size:15px; }
  .advantage-grid, .case-row, .blog-list{ grid-template-columns:1fr; }
  .hero-floating{ display:none; }
  .tech-flow{ flex-wrap:wrap; }
  .tech-flow-arrow{ display:none; }
}

/* ===================== v3 居中卡片 + 流程重排 ===================== */
/* 服务卡：图标/标题/描述/标签/链接全部居中 */
.service-card{
  align-items:center; text-align:center;
}
.service-card .service-icon{ margin-left:auto; margin-right:auto; }
.service-card .service-tags{ justify-content:center; }
.service-card .service-link{ justify-self:center; }

/* 优势卡：图标/标题/描述居中 */
.advantage-card{ text-align:center; }
.advantage-card .adv-icon{ margin-left:auto; margin-right:auto; }

/* —— 开发流程：卡片 + 顶部圆牌 + 贯穿连线 —— */
.flow-steps{
  position:relative;
  list-style:none; margin:0; padding:0;
  display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:24px;
}
/* 贯穿卡片顶部的连接线 */
.flow-steps::before{
  content:""; position:absolute;
  left:12.5%; right:12.5%; top:34px; height:2px;
  background:linear-gradient(90deg,#D6E7FF,var(--accent),#D6E7FF);
  z-index:0;
}
.flow-card{
  position:relative; z-index:1;
  margin:0; padding:64px 24px 28px;
  background:#fff; border:1px solid var(--line); border-radius:var(--radius);
  text-align:center;
  transition:transform .25s var(--ease), box-shadow .25s, border-color .25s;
}
.flow-card:hover{
  transform:translateY(-4px);
  border-color:#D6E7FF; box-shadow:var(--shadow-hover);
}
.flow-badge{
  position:absolute; left:50%; top:-22px; transform:translateX(-50%);
  display:grid; place-items:center;
  width:56px; height:56px; border-radius:50%;
  background:#fff; border:2px solid var(--accent);
  box-shadow:0 0 0 8px var(--accent-soft);
}
.flow-badge span{
  display:grid; place-items:center;
  width:38px; height:38px; border-radius:50%;
  background:var(--accent); color:#fff;
  font-size:16px; font-weight:800; letter-spacing:.02em;
}
.flow-card h4{
  margin:0 0 8px; font-size:18px; font-weight:700; color:var(--ink);
}
.flow-card p{
  margin:0; color:var(--mute); font-size:13px; line-height:1.7;
}

@media (max-width:1024px){
  .flow-steps{ grid-template-columns:repeat(2,minmax(0,1fr)); gap:28px 20px; }
  .flow-steps::before{ display:none; }
}
@media (max-width:760px){
  .flow-steps{ grid-template-columns:1fr; }
}

/* ===================== v3 fix geo-summary 间距 ===================== */
.geo-summary{
  padding:16px 20px 16px 52px;
  margin-bottom:24px;
}
.geo-summary::before{
  left:16px;
  top:50%;
  transform:translateY(-50%);
  width:26px;
  height:26px;
  font-size:13px;
}
.geo-highlights{
  margin-top:8px;
}

/* ===================== v3 footer 二维码 ===================== */
.footer-top{
  grid-template-columns:1fr 2.4fr; gap:48px;
}
.footer-cols{ grid-template-columns:repeat(4,minmax(0,1fr)); gap:28px; }
.footer-address{
  margin:14px 0 0; max-width:260px;
  font-size:13px; line-height:1.7; color:#86909C;
}
.footer-col .footer-chat{
  display:inline-block; margin-top:2px;
  color:var(--accent); font-weight:600;
}
.footer-col .footer-chat:hover{ color:#fff; }

/* 二维码 */
.footer-qrs{ display:flex; gap:16px; }
.footer-qr{
  margin:0; text-align:center;
}
.footer-qr img{
  display:block; width:88px; height:88px;
  border-radius:8px; background:#fff; padding:4px;
  border:1px solid rgba(255,255,255,.12);
}
.footer-qr figcaption{
  margin-top:8px; font-size:12px; color:#86909C; line-height:1.4;
}

@media (max-width:1100px){
  .footer-cols{ grid-template-columns:repeat(2,minmax(0,1fr)); gap:28px 24px; }
  .footer-qr-col{ grid-column:1 / -1; }
  .footer-qrs{ justify-content:flex-start; }
}
@media (max-width:760px){
  .footer-top{ grid-template-columns:1fr; gap:28px; }
  .footer-cols{ grid-template-columns:1fr 1fr; }
}

/* ===================== v3 案例瓦片 + 友情链接 ===================== */
/* 首页案例：一行 4 个，仅图片 + 居中标题 */
.case-grid{
  display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:20px;
}
.case-tile{
  display:flex; flex-direction:column;
  background:#fff; border:1px solid var(--line); border-radius:var(--radius);
  overflow:hidden; transition:transform .25s var(--ease), box-shadow .25s, border-color .25s;
}
.case-tile:hover{
  transform:translateY(-4px);
  border-color:#D6E7FF; box-shadow:var(--shadow-hover);
  color:inherit;
}
.case-tile-thumb{
  position:relative; aspect-ratio:4/3; overflow:hidden; background:#EEF2F7;
}
.case-tile-thumb .case-tile-ph{
  position:absolute; inset:0; display:grid; place-items:center;
  background:linear-gradient(135deg,#E8F3FF,#F2F5FA); color:#AAB4C2;
}
.case-tile-thumb .case-tile-ph svg{ width:38px; height:38px; }
.case-tile-thumb.has-thumb .case-tile-ph{ display:none; }
.case-tile-thumb img{
  width:100%; height:100%; object-fit:cover;
  transition:transform .4s var(--ease);
}
.case-tile:hover .case-tile-thumb img{ transform:scale(1.05); }
.case-tile-tag{
  position:absolute; left:10px; top:10px;
  padding:3px 9px; border-radius:999px;
  background:rgba(22,93,255,.92); color:#fff;
  font-size:11px; font-weight:600; line-height:1.2;
  backdrop-filter:blur(4px);
}
.case-tile-title{
  margin:0; padding:14px 12px; text-align:center;
  font-size:14px; font-weight:700; line-height:1.5; color:var(--ink);
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
  min-height:2.9em;
}

/* 友情链接（仅首页，位于页尾上方） */
.section-friendlinks{
  padding:40px 0; background:#fff; border-top:1px solid var(--line);
}
.fl-title{
  margin:0 0 16px; font-size:15px; font-weight:700; color:var(--ink);
  display:flex; align-items:center; gap:10px;
}
.fl-title::after{
  content:""; flex:1; height:1px; background:var(--line);
}
.friend-links{
  list-style:none; margin:0; padding:0;
  display:flex; flex-wrap:wrap; gap:10px 24px;
}
.friend-links a{
  font-size:13px; color:var(--mute); transition:color .2s;
}
.friend-links a:hover{ color:var(--accent); }

@media (max-width:1024px){
  .case-grid{ grid-template-columns:repeat(3,minmax(0,1fr)); }
}
@media (max-width:760px){
  .case-grid{ grid-template-columns:repeat(2,minmax(0,1fr)); gap:14px; }
  .friend-links{ gap:8px 16px; }
}

/* ============================================================
   404 页面
   ============================================================ */
.err-page{
  position:relative;
  padding:90px 0 100px;
  background:
    radial-gradient(1100px 460px at 50% -120px, rgba(22,93,255,.10), transparent 60%),
    linear-gradient(180deg,#fff 0%, var(--paper) 100%);
  overflow:hidden;
}
.err-page::before{
  content:"";
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(22,93,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22,93,255,.04) 1px, transparent 1px);
  background-size:46px 46px;
  -webkit-mask-image:radial-gradient(circle at 50% 30%, #000 0%, transparent 70%);
          mask-image:radial-gradient(circle at 50% 30%, #000 0%, transparent 70%);
  pointer-events:none;
}
.err-page-inner{
  position:relative; z-index:1;
  display:flex; flex-direction:column; align-items:center; text-align:center;
}
.err-visual{
  display:flex; align-items:center; justify-content:center;
  gap:6px; margin-bottom:18px;
  font-family:var(--font-display);
  font-weight:800; line-height:1;
  user-select:none;
}
.err-digit{
  font-size:clamp(88px, 18vw, 168px);
  background:linear-gradient(180deg, var(--accent) 0%, var(--accent-2) 100%);
  -webkit-background-clip:text; background-clip:text;
  -webkit-text-fill-color:transparent; color:transparent;
  letter-spacing:-.05em;
  text-shadow:0 18px 40px rgba(22,93,255,.18);
}
.err-orbit{
  position:relative;
  width:clamp(88px, 18vw, 168px); height:clamp(88px, 18vw, 168px);
  border-radius:50%;
  border:3px dashed rgba(22,93,255,.35);
  animation:err-spin 16s linear infinite;
}
.err-planet{
  position:absolute; left:50%; top:-11px;
  width:26px; height:26px; margin-left:-13px;
  border-radius:50%;
  background:radial-gradient(circle at 32% 30%, #fff, var(--accent) 55%, var(--accent-2));
  box-shadow:0 6px 16px rgba(22,93,255,.45);
}
.err-planet::after{
  content:""; position:absolute; right:-7px; top:50%;
  width:10px; height:10px; margin-top:-5px;
  border-radius:50%; background:var(--cta-red);
  box-shadow:0 0 0 3px rgba(224,32,32,.15);
}
@keyframes err-spin{ to{ transform:rotate(360deg); } }

.err-badge{
  display:inline-flex; align-items:center; gap:6px;
  padding:5px 14px; border-radius:999px;
  font-size:13px; font-weight:600; color:var(--accent);
  background:var(--accent-soft);
  border:1px solid rgba(22,93,255,.18);
  margin-bottom:16px;
}
.err-title{
  margin:0 0 12px;
  font-family:var(--font-display);
  font-size:clamp(22px, 3.4vw, 32px);
  font-weight:700; color:var(--ink);
  letter-spacing:-.01em;
}
.err-desc{
  max-width:560px; margin:0 auto 28px;
  color:var(--ink-2); font-size:15px; line-height:1.8;
}
.err-actions{
  display:flex; flex-wrap:wrap; gap:12px; justify-content:center;
  margin-bottom:30px;
}
.err-search{
  display:flex; width:100%; max-width:520px;
  border:1px solid var(--line);
  border-radius:999px;
  background:#fff; padding:5px 5px 5px 20px;
  box-shadow:0 6px 20px rgba(29,33,41,.06);
  transition:border-color .2s, box-shadow .2s;
}
.err-search:focus-within{
  border-color:var(--accent);
  box-shadow:0 8px 24px rgba(22,93,255,.16);
}
.err-search input{
  flex:1; min-width:0; border:0; outline:none; background:transparent;
  font-size:14px; color:var(--ink);
}
.err-search input::placeholder{ color:var(--mute); }
.err-search button{
  border:0; cursor:pointer;
  height:40px; padding:0 24px; border-radius:999px;
  background:var(--accent); color:#fff; font-weight:600; font-size:14px;
  transition:background .2s;
}
.err-search button:hover{ background:var(--accent-2); }
@media (prefers-reduced-motion: reduce){ .err-orbit{ animation:none; } }