/*
Theme Name: SEO飞侠
Theme URI: https://seofeixia.com
Author: SEO飞侠
Description: SEO飞侠官网主题 —— 网站建设、系统开发、百度/搜狗/360/必应/谷歌 SEO 推广。内置案例、服务两种内容类型，启用即导入示例内容。
Version: 1.2.0
Requires PHP: 7.4
Text Domain: seofeixia
*/

:root{
  --ink:#0a0f1f;
  --ink-2:#121a33;
  --ink-3:#1c2647;
  --line:rgba(255,255,255,.09);
  --text:#e9edf7;
  --muted:#93a0bf;
  --volt:#c8ff3d;
  --volt-ink:#0a0f1f;
  --sky:#5cc8ff;
  --paper:#f5f6f9;
  --paper-2:#ffffff;
  --paper-text:#141a2b;
  --paper-muted:#5b6478;
  --paper-line:#e3e6ee;
  --radius:14px;
  --wrap:1180px;
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",sans-serif;
  --mono:ui-monospace,"SF Mono","JetBrains Mono",Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);font-size:16px;line-height:1.75;color:var(--paper-text);background:var(--paper);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;height:48px;padding:0 22px;border-radius:999px;font-weight:700;font-size:15px;transition:transform .15s,box-shadow .15s,background .15s;white-space:nowrap}
.btn svg{width:18px;height:18px;flex:none}
.btn-volt{background:var(--volt);color:var(--volt-ink);box-shadow:0 0 0 0 rgba(200,255,61,.5)}
.btn-volt:hover{transform:translateY(-2px);box-shadow:0 10px 30px -8px rgba(200,255,61,.6)}
.btn-ghost{border:1px solid var(--line);color:var(--text)}
.btn-ghost:hover{border-color:var(--volt);color:var(--volt)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{transform:translateY(-2px)}
.btn-sm{height:38px;padding:0 16px;font-size:14px}

/* ---------- 顶栏 ---------- */
.site-header{position:sticky;top:0;z-index:50;border-bottom:1px solid var(--line);color:var(--text)}
.site-header::before{content:"";position:absolute;inset:0;z-index:-1;background:rgba(10,15,31,.86);backdrop-filter:saturate(1.4) blur(12px);-webkit-backdrop-filter:saturate(1.4) blur(12px)}
.nav-open .site-header::before{background:var(--ink)}
.site-header .wrap{display:flex;align-items:center;gap:28px;height:68px}
.logo{display:flex;align-items:center;gap:10px;color:#fff;flex:none}
.logo-mark{width:36px;height:36px;flex:none}
.logo-text{font-weight:900;font-size:21px;letter-spacing:.3px;line-height:1}
.logo-text em{font-style:normal;color:var(--volt);margin-left:1px}
.nav{display:flex;gap:4px;margin-left:auto}
.nav a{display:block;padding:8px 13px;border-radius:8px;font-size:15px;color:#c9d1e6;white-space:nowrap}
.nav a .s{display:none}
.nav-foot{display:none}
.nav a:hover,.nav .current-menu-item>a,.nav a.is-active{color:#fff;background:rgba(255,255,255,.06)}
.nav ul{list-style:none;margin:0;padding:0;display:flex;gap:4px}
.menu-toggle{display:none;margin-left:auto;background:none;border:0;width:44px;height:44px;cursor:pointer;position:relative;border-radius:12px}
.menu-toggle span{position:absolute;left:11px;right:11px;height:2px;border-radius:2px;background:#fff;transition:transform .3s,opacity .2s,top .3s}
.menu-toggle span:nth-child(1){top:15px}.menu-toggle span:nth-child(2){top:21px}.menu-toggle span:nth-child(3){top:27px;right:17px}
.nav-open .menu-toggle{background:rgba(255,255,255,.08)}
.nav-open .menu-toggle span:nth-child(1){top:21px;transform:rotate(45deg)}
.nav-open .menu-toggle span:nth-child(2){opacity:0}
.nav-open .menu-toggle span:nth-child(3){top:21px;right:11px;transform:rotate(-45deg)}

/* ---------- 深色区块 ---------- */
.dark{background:var(--ink);color:var(--text)}
.dark .muted{color:var(--muted)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--volt)}
.eyebrow::before{content:"";width:18px;height:2px;background:currentColor}
.light .eyebrow{color:#5a7a00}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:84px 0 96px}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(600px 300px at 85% 10%,rgba(92,200,255,.18),transparent 70%),
  radial-gradient(500px 300px at 10% 100%,rgba(200,255,61,.10),transparent 70%);pointer-events:none}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:56px 56px;mask-image:linear-gradient(180deg,rgba(0,0,0,.6),transparent 85%);-webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.6),transparent 85%);pointer-events:none}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(36px,5.2vw,62px);line-height:1.12;margin:18px 0 20px;font-weight:900;letter-spacing:-.5px;color:#fff}
.hero h1 em{font-style:normal;color:var(--volt);position:relative}
.hero p.lead{font-size:18px;color:#b8c2dc;max-width:540px;margin:0 0 30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.engine-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:34px}
.engine-chip{font-size:13px;padding:6px 12px;border-radius:999px;border:1px solid var(--line);color:#c9d1e6;background:rgba(255,255,255,.03)}
.engine-chip i{display:inline-block;width:7px;height:7px;border-radius:50%;margin-right:7px;vertical-align:1px}

/* SERP 模拟窗口 */
.serp{background:#0f1730;border:1px solid var(--line);border-radius:18px;box-shadow:0 40px 80px -30px rgba(0,0,0,.7);overflow:hidden}
.serp-bar{display:flex;align-items:center;gap:10px;padding:14px 16px;border-bottom:1px solid var(--line)}
.serp-dots{display:flex;gap:6px}.serp-dots span{width:10px;height:10px;border-radius:50%;background:#2a3557}
.serp-q{flex:1;height:34px;border-radius:999px;background:#18223f;display:flex;align-items:center;padding:0 14px;font-size:14px;color:#c9d1e6;gap:8px}
.serp-q svg{width:15px;height:15px;opacity:.6}
.serp-tabs{display:flex;gap:2px;padding:10px 12px 0;font-size:12px;font-family:var(--mono)}
.serp-tabs span{padding:6px 10px;border-radius:8px 8px 0 0;color:var(--muted);cursor:default}
.serp-tabs span.on{background:#18223f;color:var(--volt)}
.serp-list{list-style:none;margin:0;padding:12px;display:flex;flex-direction:column;gap:8px;background:#18223f}
.serp-item{display:flex;gap:12px;align-items:flex-start;padding:12px;border-radius:12px;background:#0f1730;border:1px solid transparent;transition:all .5s}
.serp-item .rk{font-family:var(--mono);font-size:13px;color:var(--muted);width:22px;flex:none;padding-top:1px}
.serp-item .t{font-size:14px;color:#8fb8ff;line-height:1.4}
.serp-item .u{font-size:11px;color:#6f7c9e;font-family:var(--mono)}
.serp-item .bar{height:6px;border-radius:3px;background:#222d50;margin-top:8px;width:85%}
.serp-item .bar.s{width:60%}
.serp-item.me{border-color:rgba(200,255,61,.5);background:linear-gradient(90deg,rgba(200,255,61,.10),#0f1730)}
.serp-item.me .rk{color:var(--volt);font-weight:700}
.serp-item.me .t{color:#fff;font-weight:700}
.serp-item.me .tag{font-size:10px;font-family:var(--mono);color:var(--volt-ink);background:var(--volt);padding:1px 6px;border-radius:4px;margin-left:6px;vertical-align:2px}
.serp-foot{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;font-size:12px;color:var(--muted);font-family:var(--mono)}
.serp-foot b{color:var(--volt)}

/* ---------- 区块通用 ---------- */
.section{padding:96px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;flex-wrap:wrap}
.section-head h2{font-size:clamp(28px,3.4vw,40px);line-height:1.2;margin:10px 0 0;font-weight:900;letter-spacing:-.3px}
.section-head p{margin:10px 0 0;color:var(--paper-muted);max-width:560px}
.dark .section-head p{color:var(--muted)}
.light{background:var(--paper)}
.white{background:var(--paper-2)}

/* 引擎条 */
.engines{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:var(--paper-line);border:1px solid var(--paper-line);border-radius:var(--radius);overflow:hidden}
.engine{background:#fff;padding:26px 22px}
.engine h3{margin:0 0 6px;font-size:18px;display:flex;align-items:center;gap:8px}
.engine h3 i{width:10px;height:10px;border-radius:3px;display:inline-block}
.engine .mk{font-family:var(--mono);font-size:11px;color:var(--paper-muted);letter-spacing:1px}
.engine p{margin:10px 0 0;font-size:14px;color:var(--paper-muted);line-height:1.7}

/* 服务卡片 */
.services{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.svc{position:relative;display:flex;flex-direction:column;padding:28px;border-radius:var(--radius);background:#fff;border:1px solid var(--paper-line);transition:transform .2s,box-shadow .2s,border-color .2s}
.svc:hover{transform:translateY(-4px);box-shadow:0 24px 48px -24px rgba(20,26,43,.25);border-color:#cfd4e0}
.svc-ico{width:48px;height:48px;border-radius:12px;background:var(--ink);color:var(--volt);display:grid;place-items:center;margin-bottom:18px}
.svc-ico svg{width:24px;height:24px}
.svc h3{margin:0 0 8px;font-size:20px}
.svc p{margin:0 0 18px;color:var(--paper-muted);font-size:15px;flex:1}
.svc ul{list-style:none;margin:0 0 20px;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.svc li{font-size:12px;padding:4px 10px;border-radius:999px;background:var(--paper);color:#3b4357}
.svc .more{font-weight:700;font-size:14px;display:inline-flex;align-items:center;gap:6px}
.svc .more svg{width:16px;height:16px;transition:transform .2s}
.svc:hover .more svg{transform:translateX(4px)}

/* 流程 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:s;border-top:1px solid var(--line)}
.step{padding:30px 26px 10px 0;position:relative}
.step::before{counter-increment:s;content:"0" counter(s);font-family:var(--mono);font-size:13px;color:var(--volt);display:block;margin-bottom:14px}
.step::after{content:"";position:absolute;top:-4px;left:0;width:7px;height:7px;border-radius:50%;background:var(--volt)}
.step h3{margin:0 0 8px;font-size:19px;color:#fff}
.step p{margin:0;font-size:14px;color:var(--muted)}

/* 案例卡片 */
.cases{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.case-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--paper-line);border-radius:var(--radius);overflow:hidden;transition:transform .2s,box-shadow .2s}
.case-card:hover{transform:translateY(-4px);box-shadow:0 24px 48px -24px rgba(20,26,43,.3)}
.case-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--ink)}
.case-cover img{width:100%;height:100%;object-fit:cover}
.cover-gen{position:absolute;inset:0;padding:18px;display:flex;flex-direction:column;color:#fff}
.cover-gen .win{flex:1;border-radius:10px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);display:flex;flex-direction:column;overflow:hidden}
.cover-gen .win-bar{display:flex;align-items:center;gap:5px;padding:8px 10px;border-bottom:1px solid rgba(255,255,255,.12);font-family:var(--mono);font-size:11px;color:rgba(255,255,255,.7)}
.cover-gen .win-bar span{width:7px;height:7px;border-radius:50%;background:rgba(255,255,255,.3)}
.cover-gen .win-bar em{font-style:normal;margin-left:8px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cover-gen .win-body{flex:1;padding:14px;display:flex;flex-direction:column;justify-content:flex-end;gap:8px}
.cover-gen .ln{height:7px;border-radius:4px;background:rgba(255,255,255,.18)}
.cover-gen .ln.a{width:70%}.cover-gen .ln.b{width:45%}
.cover-gen .ttl{font-size:22px;font-weight:900;line-height:1.25;letter-spacing:-.2px}
.cover-gen.c-seo{background:linear-gradient(135deg,#0d2a1a,#1a4d12 55%,#5f8f00)}
.cover-gen.c-web{background:linear-gradient(135deg,#0b1a3a,#14407a 55%,#1f8ad0)}
.cover-gen.c-dev{background:linear-gradient(135deg,#1c1033,#3d1f6e 55%,#7a3fc0)}
.cover-gen.c-ops{background:linear-gradient(135deg,#2a120d,#6b2a12 55%,#c2571b)}
.case-body{padding:22px;display:flex;flex-direction:column;flex:1}
.case-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px}
.tag{font-size:12px;padding:3px 9px;border-radius:6px;background:var(--paper);color:#3b4357;font-weight:600}
.tag.t-seo{background:#eef9d6;color:#3f5c00}
.tag.t-web{background:#e3f1ff;color:#0f4f8a}
.tag.t-dev{background:#efe7ff;color:#5426a3}
.tag.t-ops{background:#ffece2;color:#8a3410}
.tag.tag-sample{background:var(--ink);color:var(--volt)}
.sample-note{margin:0 0 2em;padding:16px 18px;border-radius:12px;background:#fff;border:1px solid var(--paper-line);border-left:4px solid var(--volt);font-size:15px;color:var(--paper-muted)}
.sample-note b{display:block;color:var(--paper-text);margin-bottom:4px}
.fact b.word{font-size:26px;font-family:var(--font);letter-spacing:0}
.case-body h3{margin:0 0 8px;font-size:18px;line-height:1.45}
.case-body p{margin:0;color:var(--paper-muted);font-size:14px;flex:1}
.case-meta{display:flex;gap:16px;margin-top:16px;padding-top:14px;border-top:1px dashed var(--paper-line);font-size:12px;color:var(--paper-muted);font-family:var(--mono)}

/* 能力数字（真实可证的事实） */
.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.fact{padding:26px;border-radius:var(--radius);border:1px solid var(--line);background:rgba(255,255,255,.02)}
.fact b{display:block;font-size:40px;font-weight:900;line-height:1;color:#fff;font-family:var(--mono);letter-spacing:-1px}
.fact b sup{font-size:18px;color:var(--volt);margin-left:2px}
.fact span{display:block;margin-top:12px;font-size:14px;color:var(--muted)}

/* FAQ */
.faq{max-width:860px}
.faq details{border-bottom:1px solid var(--paper-line);padding:20px 0}
.faq summary{cursor:pointer;list-style:none;font-weight:700;font-size:17px;display:flex;justify-content:space-between;gap:20px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--mono);font-size:22px;line-height:1;color:var(--paper-muted);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:12px 0 0;color:var(--paper-muted)}

/* 文章列表 */
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{padding:24px;border-radius:var(--radius);background:#fff;border:1px solid var(--paper-line);display:flex;flex-direction:column}
.post-card time{font-family:var(--mono);font-size:12px;color:var(--paper-muted)}
.post-card h3{margin:8px 0;font-size:17px;line-height:1.5}
.post-card p{margin:0;color:var(--paper-muted);font-size:14px}
.empty{padding:40px;border:1px dashed var(--paper-line);border-radius:var(--radius);text-align:center;color:var(--paper-muted)}

/* CTA */
.cta{position:relative;overflow:hidden;border-radius:24px;padding:56px;background:var(--ink);color:#fff;display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center}
.cta::before{content:"";position:absolute;right:-120px;top:-120px;width:380px;height:380px;border-radius:50%;background:radial-gradient(circle,rgba(200,255,61,.25),transparent 70%)}
.cta h2{margin:0 0 10px;font-size:clamp(26px,3vw,36px);line-height:1.25;position:relative}
.cta p{margin:0;color:var(--muted);position:relative}
.cta .tg-id{font-family:var(--mono);color:var(--volt)}
.cta .btn{position:relative}

/* ---------- 内页 ---------- */
.page-hero{padding:64px 0 56px;position:relative;overflow:hidden}
.page-hero h1{font-size:clamp(30px,4vw,46px);line-height:1.2;margin:12px 0 12px;color:#fff;font-weight:900}
.page-hero p{margin:0;color:var(--muted);max-width:680px;font-size:17px}
.crumbs{font-size:13px;color:var(--muted);font-family:var(--mono)}
.crumbs a:hover{color:var(--volt)}
.crumbs span{margin:0 6px;opacity:.5}

.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:30px}
.filters a{padding:8px 16px;border-radius:999px;border:1px solid var(--paper-line);background:#fff;font-size:14px;font-weight:600;color:#3b4357}
.filters a.on,.filters a:hover{background:var(--ink);border-color:var(--ink);color:#fff}

.layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;align-items:start}
.prose{font-size:17px;line-height:1.9}
.prose h2{font-size:24px;margin:2em 0 .6em;line-height:1.35;padding-left:14px;border-left:4px solid var(--volt)}
.prose h3{font-size:19px;margin:1.6em 0 .5em}
.prose p{margin:0 0 1.1em}
.prose ul,.prose ol{padding-left:1.3em;margin:0 0 1.2em}
.prose li{margin:.35em 0}
.prose a{color:#2563eb;text-decoration:underline;text-underline-offset:3px}
.prose code{font-family:var(--mono);font-size:.88em;background:#eceff5;padding:2px 6px;border-radius:5px}
.prose pre{margin:1.2em 0;padding:16px 18px;border-radius:10px;background:var(--ink);color:#d8e0f2;overflow-x:auto;font-size:14px;line-height:1.7}
.prose pre code{background:none;padding:0;color:inherit;font-size:inherit}
.prose table{display:block;overflow-x:auto}
.prose blockquote{margin:1.4em 0;padding:16px 20px;border-radius:10px;background:#fff;border:1px solid var(--paper-line);color:var(--paper-muted)}
.prose img{border-radius:10px;margin:1.2em 0}
.prose table{width:100%;border-collapse:collapse;margin:1.2em 0;font-size:15px}
.prose th,.prose td{border:1px solid var(--paper-line);padding:10px 12px;text-align:left}
.prose th{background:#eef1f6}

.side{position:sticky;top:92px;display:flex;flex-direction:column;gap:18px}
.side-box{background:#fff;border:1px solid var(--paper-line);border-radius:var(--radius);padding:22px}
.side-box h4{margin:0 0 14px;font-size:15px}
.kv{display:grid;grid-template-columns:auto 1fr;gap:10px 14px;font-size:14px;margin:0}
.kv dt{color:var(--paper-muted)}
.kv dd{margin:0;font-weight:600;overflow-wrap:anywhere}
.side-cta{background:var(--ink);color:#fff;border:0}
.side-cta p{color:var(--muted);font-size:14px;margin:0 0 16px}
.side-cta .btn{width:100%;justify-content:center}

.metrics{margin:0 0 2em;border:1px solid var(--paper-line);border-radius:var(--radius);overflow:hidden;background:#fff}
.metrics-head{padding:14px 18px;background:var(--ink);color:#fff;font-weight:700;display:flex;justify-content:space-between;font-size:15px}
.metrics-head span{font-family:var(--mono);font-size:12px;color:var(--volt);font-weight:400}
.metrics table{width:100%;border-collapse:collapse;font-size:15px}
.metrics td,.metrics th{padding:12px 18px;border-top:1px solid var(--paper-line);text-align:left}
.metrics th{font-size:12px;color:var(--paper-muted);font-weight:600;background:#fafbfd}
.metrics td.up{color:#3f7a00;font-weight:800;font-family:var(--mono)}
.metrics td.num{font-family:var(--mono)}
.admin-note{margin:0 0 2em;padding:14px 18px;border-radius:10px;background:#fff8e1;border:1px solid #f3dd8f;color:#7a5b00;font-size:14px}

.deliver{list-style:none;padding:0;margin:0 0 2em;display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.deliver li{display:flex;gap:10px;align-items:flex-start;padding:14px 16px;border-radius:10px;background:#fff;border:1px solid var(--paper-line);font-size:15px}
.deliver li::before{content:"";flex:none;width:18px;height:18px;margin-top:4px;border-radius:5px;background:var(--volt) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230a0f1f' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/12px no-repeat}

.pager{display:flex;gap:6px;justify-content:center;margin-top:40px}
.pager .page-numbers{min-width:40px;height:40px;display:grid;place-items:center;padding:0 12px;border-radius:10px;background:#fff;border:1px solid var(--paper-line);font-weight:600}
.pager .current{background:var(--ink);color:#fff;border-color:var(--ink)}


/* ---------- 在售程序 ---------- */
.btn-line{border:1px solid var(--paper-line);background:#fff;color:var(--paper-text)}
.btn-line:hover{border-color:var(--ink)}
.prods{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.prods-3,.home-prods{grid-template-columns:repeat(3,1fr)}
.prod-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--paper-line);border-radius:18px;overflow:hidden;transition:transform .2s,box-shadow .2s}
.prod-card:hover{transform:translateY(-4px);box-shadow:0 28px 56px -28px rgba(20,26,43,.35)}
.prod-shot{display:block;position:relative;background:#e9ecf2;padding:0 14px;border-bottom:1px solid var(--paper-line)}
.prod-bar{display:flex;gap:6px;padding:11px 2px}
.prod-bar i{width:9px;height:9px;border-radius:50%;background:#cdd2dd}
.prod-shot img{width:100%;aspect-ratio:16/10;object-fit:cover;object-position:top;border-radius:8px 8px 0 0;transition:transform .5s}
.prod-card:hover .prod-shot img{transform:translateY(-6px)}
.prod-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.prod-body h3{margin:0 0 8px;font-size:20px;line-height:1.4}
.prod-body p{margin:0 0 18px;color:var(--paper-muted);font-size:14px;flex:1}
.prod-actions{display:flex;gap:10px;flex-wrap:wrap}
.buy-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.buy-steps>div{padding:24px;border-radius:var(--radius);background:var(--paper);border:1px solid var(--paper-line)}
.buy-steps b{font-family:var(--mono);color:#5a7a00;font-size:13px}
.buy-steps h3{margin:10px 0 6px;font-size:18px}
.buy-steps p{margin:0;color:var(--paper-muted);font-size:14px}

.showcase-sec{padding-top:48px}
.showcase-tabs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:20px}
.showcase-tabs button{height:40px;padding:0 18px;border-radius:999px;border:1px solid var(--paper-line);background:#fff;font:inherit;font-size:14px;font-weight:700;color:#3b4357;cursor:pointer}
.showcase-tabs button.on{background:var(--ink);border-color:var(--ink);color:#fff}
.showcase-hint{margin-left:auto;font-size:12px;color:var(--paper-muted);font-family:var(--mono)}
.showcase{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:32px;align-items:start}
.device-pc{border-radius:16px;overflow:hidden;background:#fff;border:1px solid var(--paper-line);box-shadow:0 40px 80px -40px rgba(20,26,43,.45)}
.pc-bar{display:flex;align-items:center;gap:6px;padding:12px 14px;background:#eef0f5;border-bottom:1px solid var(--paper-line)}
.pc-bar i{width:10px;height:10px;border-radius:50%;background:#d0d5df}
.pc-bar i:first-child{background:#ff6159}.pc-bar i:nth-child(2){background:#ffbd2e}.pc-bar i:nth-child(3){background:#28c941}
.pc-url{flex:1;margin:0 10px;height:28px;border-radius:8px;background:#fff;display:flex;align-items:center;padding:0 12px;font-family:var(--mono);font-size:12px;color:#5b6478;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.pc-url b{font-weight:400;color:var(--paper-text)}
.pc-open{font-size:13px;font-weight:700;color:#2563eb;white-space:nowrap}
.pc-screen{height:640px;overflow-y:auto;overscroll-behavior:contain;background:#fff}
.pc-screen img,.m-screen img{width:100%;display:block}
.device-m{position:sticky;top:96px;border-radius:44px;padding:12px;background:#0a0f1f;box-shadow:0 40px 80px -36px rgba(20,26,43,.6)}
.m-notch{position:absolute;top:18px;left:50%;transform:translateX(-50%);width:90px;height:24px;border-radius:14px;background:#0a0f1f;z-index:2}
.m-screen{height:560px;border-radius:34px;overflow-y:auto;overscroll-behavior:contain;background:#fff;scrollbar-width:none}
.m-screen::-webkit-scrollbar{display:none}
@media (max-width:1024px){.prods-3,.home-prods{grid-template-columns:repeat(2,1fr)}.buy-steps{grid-template-columns:repeat(2,1fr)}.showcase{grid-template-columns:1fr}.device-m{position:relative;top:0;width:290px;margin:0 auto}}
@media (max-width:760px){.prods,.prods-3,.home-prods,.buy-steps{grid-template-columns:1fr}.pc-screen{height:420px}.showcase-hint{display:none}.showcase-tabs{flex-wrap:nowrap;overflow-x:auto;margin:0 -20px 18px;padding:0 20px}.showcase-tabs button{flex:none}}


/* ---------- 定制插件 ---------- */
.plug-hero .wrap{grid-template-columns:1fr 1fr}
.plug-hero .crumbs{margin-bottom:6px}
.code-card{background:#0f1730;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:0 40px 80px -30px rgba(0,0,0,.7)}
.code-bar{display:flex;align-items:center;gap:6px;padding:12px 16px;border-bottom:1px solid var(--line);font-family:var(--mono);font-size:12px;color:var(--muted)}
.code-bar i{width:10px;height:10px;border-radius:50%;background:#2a3557}
.code-bar span{margin-left:8px}
.code-card pre{margin:0;padding:22px 24px;font-family:var(--mono);font-size:13.5px;line-height:1.75;color:#d8e0f2;overflow-x:auto}
.code-card .c{color:#6f7c9e}.code-card .k{color:var(--sky)}.code-card .s{color:var(--volt)}
.plug-types{grid-template-columns:repeat(4,1fr)}
.cmp-table{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--paper-line);background:#fff}
.cmp-table table{width:100%;border-collapse:collapse;min-width:640px;font-size:15px}
.cmp-table th,.cmp-table td{padding:16px 20px;border-bottom:1px solid var(--paper-line);text-align:left;vertical-align:top}
.cmp-table thead th{background:var(--ink);color:#fff;font-size:15px}
.cmp-table thead th:last-child{color:var(--volt)}
.cmp-table td:first-child{font-weight:700;width:120px;color:var(--paper-text)}
.cmp-table td{color:var(--paper-muted)}
.cmp-table td:last-child{color:var(--paper-text);background:#fbfdf4}
.cmp-table tr:last-child td{border-bottom:0}
.plug-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.plug{display:flex;flex-direction:column;padding:22px;border-radius:var(--radius);border:1px solid var(--line);background:rgba(255,255,255,.025);transition:border-color .2s,background .2s}
.plug:hover{border-color:rgba(200,255,61,.45);background:rgba(200,255,61,.04)}
.plug-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.plug-ini{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;background:var(--ink-3);color:var(--volt);font-weight:900;font-size:18px;font-family:var(--mono)}
.plug-cat{font-size:12px;padding:4px 10px;border-radius:999px;border:1px solid var(--line);color:#c9d1e6}
.plug h3{margin:0 0 6px;font-size:18px;color:#fff}
.plug p{margin:0 0 14px;font-size:14px;color:var(--muted);flex:1}
.plug-meta{font-family:var(--mono);font-size:20px;font-weight:700;color:#fff;margin-bottom:12px}
.plug-meta small{font-size:12px;font-weight:400;color:var(--muted);font-family:var(--font)}
.plug-do{font-size:13px;color:#c9d1e6;padding-top:12px;border-top:1px dashed var(--line)}
.plug-do b{color:var(--volt);font-weight:700}
.plug-note{margin:24px 0 0;font-size:12px;color:var(--muted);line-height:1.7}
@media (max-width:1024px){.plug-hero .wrap{grid-template-columns:1fr}.plug-types{grid-template-columns:repeat(2,1fr)}.plug-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:760px){.plug-types,.plug-grid{grid-template-columns:1fr}.code-card pre{font-size:12px;padding:18px}}

/* ---------- 页脚 ---------- */
.site-footer{background:#070b17;color:var(--muted);padding:64px 0 30px;font-size:14px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.site-footer h4{color:#fff;font-size:14px;margin:0 0 14px}
.site-footer ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}
.site-footer a:hover{color:var(--volt)}
.foot-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-top:48px;padding-top:24px;border-top:1px solid var(--line);font-size:13px}

/* Telegram 悬浮 */
.tg-float{position:fixed;right:20px;bottom:24px;z-index:60;display:flex;align-items:center;gap:10px;height:54px;padding:0 20px 0 8px;border-radius:999px;background:#229ED9;color:#fff;font-weight:700;box-shadow:0 14px 30px -10px rgba(34,158,217,.7);transition:transform .2s}
.tg-float:hover{transform:translateY(-3px)}
.tg-float i{width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.18);display:grid;place-items:center}
.tg-float svg{width:22px;height:22px}
.tg-float small{display:block;font-size:11px;font-weight:500;opacity:.85;line-height:1.1}
.tg-float b{display:block;line-height:1.2}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  /* 手机端全屏菜单 */
  .nav{position:fixed;top:68px;left:0;right:0;bottom:0;margin:0;flex-direction:column;justify-content:space-between;gap:24px;padding:18px 22px calc(26px + env(safe-area-inset-bottom));overflow-y:auto;
    background:radial-gradient(420px 260px at 100% 0,rgba(200,255,61,.12),transparent 70%),radial-gradient(360px 300px at 0 100%,rgba(92,200,255,.14),transparent 70%),var(--ink);
    visibility:hidden;opacity:0;transform:translateY(-12px);transition:opacity .28s ease,transform .28s ease,visibility .28s}
  .nav-open .nav{visibility:visible;opacity:1;transform:none}
  .nav ul{flex-direction:column;gap:0;counter-reset:nav}
  .nav li{border-bottom:1px solid var(--line);opacity:0;transform:translateY(10px);transition:opacity .35s ease,transform .35s ease}
  .nav-open .nav li{opacity:1;transform:none}
  .nav-open .nav li:nth-child(2){transition-delay:.04s}.nav-open .nav li:nth-child(3){transition-delay:.08s}.nav-open .nav li:nth-child(4){transition-delay:.12s}
  .nav-open .nav li:nth-child(5){transition-delay:.16s}.nav-open .nav li:nth-child(6){transition-delay:.2s}.nav-open .nav li:nth-child(7){transition-delay:.24s}.nav-open .nav li:nth-child(8){transition-delay:.28s}
  .nav a{display:grid;grid-template-columns:34px 1fr auto;align-items:center;padding:17px 0;border-radius:0;background:none!important;color:#fff;counter-increment:nav}
  .nav a::before{content:"0" counter(nav);font-family:var(--mono);font-size:12px;color:var(--muted)}
  .nav a::after{content:"→";font-size:20px;color:var(--muted);transition:transform .2s,color .2s}
  .nav a .t{font-size:26px;font-weight:800;letter-spacing:.5px;line-height:1.2}
  .nav a .s{display:block;grid-column:2;font-size:12px;color:var(--muted);margin-top:4px;font-weight:400}
  .nav a.is-active .t,.nav .current-menu-item>a{color:var(--volt)}
  .nav a.is-active::before,.nav a.is-active::after{color:var(--volt)}
  .nav a:active::after{transform:translateX(4px)}
  .nav-foot{display:block;padding-top:6px}
  .nav-foot p{margin:0 0 14px;font-size:13px;color:var(--muted)}
  .nav-foot .btn{width:100%;justify-content:center;height:54px;font-size:16px}
  .menu-toggle{display:block}
  .head-cta{display:none!important}
  body.nav-open{overflow:hidden}
}
@media (max-width:1024px){
  .hero .wrap{grid-template-columns:1fr}
  .engines{grid-template-columns:repeat(2,1fr)}
  .engines .engine:last-child{grid-column:span 2}
  .services,.cases,.posts{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .facts{grid-template-columns:repeat(2,1fr)}
  .layout{grid-template-columns:1fr}
  .side{position:static}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .section{padding:68px 0}
  .hero{padding:54px 0 64px}
  .services,.cases,.posts,.engines,.deliver{grid-template-columns:1fr}
  .engines .engine:last-child{grid-column:auto}
  .steps{grid-template-columns:1fr}
  .facts{grid-template-columns:1fr 1fr}
  .fact b{font-size:30px}
  .cta{grid-template-columns:1fr;padding:34px 26px}
  .foot-grid{grid-template-columns:1fr}
  .tg-float{right:14px;bottom:16px;padding-right:16px}
  .tg-float small{display:none}
}
.nav-open .tg-float{display:none}