@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:400 800;font-display:swap;
  src:url('../fonts/plus-jakarta-sans-latin.woff2') format('woff2')}

:root{
  --bg:#12171B; --bg2:#171E23; --bg3:#0D1114;
  --panel:#1C252B; --panel2:#222D34;
  --line:#2A373F; --line2:#35454E;
  --ink:#E9F2F5; --ink2:#A9BCC4; --ink3:#7B8C95;
  --c:#5FD3E0; --c-d:#2E9FAE; --c-dd:#12414A; --c-t:#15333A; --c-l:#A8ECF5;
  --ft:#0B1013; --ft-ink:#93A7AF;
  --r:14px; --r2:10px;
  --lat:'Plus Jakarta Sans',system-ui,-apple-system,'Segoe UI',sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--ink);line-height:1.78;
  font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB","Source Han Sans SC",sans-serif;
  font-size:16px;overflow-wrap:break-word}
img{max-width:100%;height:auto;display:block;border:0}
a{color:var(--c);text-decoration:none}
a:hover{color:var(--c-l)}
ul,ol{list-style:none}
h1,h2,h3,h4{line-height:1.36;font-weight:700;letter-spacing:.2px}
em,i,s,b,u{font-style:normal;text-decoration:none}
.wrap{width:100%;max-width:1160px;margin:0 auto;padding:0 20px}
.lat{font-family:var(--lat);font-weight:700;letter-spacing:.4px}

/* ── 头部 ───────────────────────────── */
.hd{position:sticky;top:0;z-index:40;background:rgba(13,17,20,.92);
  border-bottom:1px solid var(--line);backdrop-filter:blur(8px)}
.hd-in{display:flex;align-items:center;gap:18px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;min-width:0;flex:none}
.brand img{width:38px;height:38px;flex:none;box-shadow:0 0 0 1px var(--line2);border-radius:11px}
.brand .bn{font-size:19px;font-weight:800;color:var(--ink);letter-spacing:1px;white-space:nowrap}
.brand .bs{display:block;font-size:11px;color:var(--ink3);line-height:1.2;margin-top:1px}
.nav{margin-left:auto;display:flex;align-items:center;gap:2px;min-width:0}
.nav a{padding:6px 11px;border-radius:9px;font-size:14px;color:var(--ink2);white-space:nowrap}
.nav a:hover{background:var(--c-t);color:var(--c-l)}
.nav a.on{color:var(--c);background:var(--c-t);font-weight:700}
.nav .ns{display:none}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;
  background:linear-gradient(135deg,#8FE8F2,#3FB6C6 58%,#1E7C8C);color:#062024;
  font-weight:800;font-size:16px;letter-spacing:.5px;
  padding:13px 42px;border:0;cursor:pointer;
  clip-path:polygon(0 0,100% 0,calc(100% - 18px) 100%,18px 100%)}
.btn:hover{color:#062024;filter:brightness(1.08)}
.btn.sm{font-size:14px;padding:10px 26px;clip-path:polygon(0 0,100% 0,calc(100% - 14px) 100%,14px 100%)}

/* ── Hero ───────────────────────────── */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);
  background:linear-gradient(155deg,#0E1418,#141C21 52%,#101A1F)}
.stripes{position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(90deg,rgba(255,255,255,.035) 0 1px,transparent 1px 11px);
  -webkit-mask:linear-gradient(180deg,transparent 0,#000 26%,#000 62%,transparent 100%);
  mask:linear-gradient(180deg,transparent 0,#000 26%,#000 62%,transparent 100%)}
.glowb{position:absolute;left:-14%;bottom:-46%;width:62%;height:120%;pointer-events:none;
  background:radial-gradient(ellipse at 40% 60%,rgba(95,211,224,.16),transparent 68%)}
.hero-in{position:relative;display:grid;grid-template-columns:1.06fr .94fr;gap:44px;
  align-items:center;padding-top:62px;padding-bottom:66px}
.hero-txt{min-width:0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;color:var(--c);
  background:var(--c-t);border:1px solid var(--c-dd);border-radius:20px;padding:5px 14px;margin-bottom:16px}
.eyebrow u{width:6px;height:6px;border-radius:50%;background:var(--c);display:block}
h1{font-size:44px;letter-spacing:1px;margin-bottom:14px}
.lead-p{font-size:16.5px;color:var(--ink2);max-width:600px;margin-bottom:22px}
.hero-acts{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-bottom:24px}
.hero-acts .alt{font-size:14px;color:var(--ink2)}
.hero-acts .alt b{color:var(--c);font-weight:700}
.kv{display:flex;flex-wrap:wrap;gap:10px}
.kv li{font-size:13px;color:var(--ink2);background:var(--panel);border:1px solid var(--line);
  border-radius:9px;padding:6px 13px}
.kv li b{color:var(--c-l);font-family:var(--lat);margin-right:5px}
.hero-vis{min-width:0;display:flex;justify-content:center;gap:16px}
.phone{width:216px;flex:none;border-radius:24px;padding:0;overflow:hidden}
.phone.small{width:150px;margin-top:38px}
.phone img{width:100%;height:auto}

/* ── 通用区块 ───────────────────────── */
section{padding:60px 0}
.sec-h{margin-bottom:26px}
.sec-h h2{font-size:27px;display:flex;align-items:center;gap:11px}
.sec-h h2::before{content:"";width:12px;height:12px;border-radius:3px;background:var(--c);
  box-shadow:0 0 0 3px rgba(95,211,224,.16);flex:none}
.sec-h .sub{font-size:14.5px;color:var(--ink3);margin-top:9px;padding-left:23px}
.band{background:var(--bg2)}
.band2{background:var(--bg3)}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:22px}
.card h3{font-size:17.5px;margin-bottom:9px;color:var(--ink)}
.card p{font-size:14.5px;color:var(--ink2)}
.card .ico{width:34px;height:34px;border-radius:9px;background:var(--c-t);border:1px solid var(--c-dd);
  display:flex;align-items:center;justify-content:center;margin-bottom:13px;
  color:var(--c);font-family:var(--lat);font-size:15px;font-weight:800}

.shots{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.shot{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:12px}
.shot img{width:100%;height:auto;border-radius:var(--r2)}
.shot figcaption{font-size:13px;color:var(--ink3);margin-top:10px;text-align:center}

.entries{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.entry{display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r);padding:22px;transition:border-color .18s}
.entry:hover{border-color:var(--c-d)}
.entry .txt{display:block;flex:1 1 auto;min-width:0}
.entry .tag{display:inline-block;font-size:12px;color:var(--c);background:var(--c-t);
  border-radius:7px;padding:3px 9px;margin-bottom:11px}
.entry h3{font-size:17.5px;color:var(--ink);margin-bottom:8px}
.entry p{font-size:14.5px;color:var(--ink2);margin-bottom:14px}
.entry .more{font-size:14px;color:var(--c);font-weight:700}

.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.rev{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:22px}
.rev .who{display:flex;align-items:center;gap:11px;margin-bottom:13px}
.rev .av{width:36px;height:36px;border-radius:50%;background:var(--c-dd);color:var(--c-l);
  display:flex;align-items:center;justify-content:center;font-weight:800;flex:none}
.rev .who b{display:block;font-size:14.5px;color:var(--ink)}
.rev .who s{display:block;font-size:12.5px;color:var(--ink3)}
.rev p{font-size:14.5px;color:var(--ink2)}
.stars{color:var(--c);font-family:var(--lat);font-size:13px;letter-spacing:2px;margin-bottom:9px}
.figs{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:26px}
.fig{background:var(--panel2);border:1px solid var(--line);border-radius:var(--r);padding:20px;text-align:center}
.fig b{display:block;font-size:26px;color:var(--c);font-family:var(--lat);font-weight:800}
.fig s{display:block;font-size:13px;color:var(--ink3);margin-top:6px}

/* ── 文案页 ─────────────────────────── */
.page-hero{padding:44px 0 34px;border-bottom:1px solid var(--line);background:var(--bg2)}
.page-hero .wrap{max-width:940px}
.page-hero h1{font-size:33px;margin-bottom:12px}
.page-hero .lead-p{margin-bottom:0}
.prose{max-width:900px;min-width:0;width:100%;margin:0 auto;padding:46px 0 8px}
.prose h2{font-size:23px;display:flex;align-items:center;gap:11px;margin:38px 0 15px}
.prose h2::before{content:"";width:12px;height:12px;border-radius:3px;background:var(--c);
  box-shadow:0 0 0 3px rgba(95,211,224,.16);flex:none}
.prose h3{font-size:17.5px;margin:24px 0 10px;color:var(--c-l)}
.prose p{font-size:15.5px;color:var(--ink2);margin-bottom:14px}
.prose ul,.prose ol{margin:0 0 16px;padding-left:0}
.prose li{font-size:15.5px;color:var(--ink2);margin-bottom:9px;padding-left:20px;position:relative}
.prose li::before{content:"";position:absolute;left:2px;top:11px;width:6px;height:6px;border-radius:2px;
  background:var(--c-d);display:block}
.prose ol{list-style:none;counter-reset:n}
.prose ol>li{counter-increment:n;padding-left:34px}
.prose ol>li::before{content:counter(n);left:0;top:2px;width:22px;height:22px;border-radius:7px;
  background:var(--c-t);border:1px solid var(--c-dd);color:var(--c);font-family:var(--lat);
  font-size:12.5px;font-weight:800;display:flex;align-items:center;justify-content:center}
.prose b{color:var(--ink);font-weight:700}

.callout{background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--c);
  border-radius:var(--r2);padding:18px 20px;margin:0 0 20px}
.callout p{margin-bottom:0;font-size:15px}
.table-scroll{overflow-x:auto;margin:0 0 20px;-webkit-overflow-scrolling:touch}
table.cmp{width:100%;min-width:640px;border-collapse:collapse;background:var(--panel);
  border:1px solid var(--line);border-radius:var(--r2);overflow:hidden}
table.cmp th,table.cmp td{padding:12px 14px;font-size:14px;color:var(--ink2);
  border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
table.cmp th{background:var(--panel2);color:var(--ink);font-weight:700;font-size:14px}
table.cmp tr:last-child td{border-bottom:0}
table.cmp td:first-child{color:var(--c-l);font-weight:700}

details{background:var(--panel);border:1px solid var(--line);border-radius:var(--r2);
  margin-bottom:11px;overflow:hidden}
details summary{cursor:pointer;padding:16px 20px;font-size:15.5px;color:var(--ink);font-weight:700;
  list-style:none;position:relative;padding-right:48px}
details summary::-webkit-details-marker{display:none}
details summary::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  color:var(--c);font-family:var(--lat);font-size:19px;font-weight:700}
details[open] summary::after{content:"−"}
details[open] summary{border-bottom:1px solid var(--line)}
details .ans{padding:16px 20px}
details .ans p{font-size:14.5px;color:var(--ink2);margin-bottom:0}
details .ans p+p{margin-top:10px}

.cta{margin:52px 0 0;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
  padding:34px;text-align:center}
.cta h2{font-size:22px;margin-bottom:12px;justify-content:center;display:flex;align-items:center;gap:11px}
.cta h2::before{content:"";width:12px;height:12px;border-radius:3px;background:var(--c);flex:none}
.cta p{font-size:14.5px;color:var(--ink3);margin-bottom:20px}

/* ── 页脚 ───────────────────────────── */
.ft{background:var(--ft);border-top:1px solid var(--line);margin-top:56px;padding:46px 0 0}
.ft-in{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:38px}
.ft-brand{display:flex;flex-direction:column;gap:13px;min-width:0}
.ft-brand .row{display:flex;align-items:center;gap:10px}
.ft-brand img{width:36px;height:36px;border-radius:10px;flex:none}
.ft-brand b{font-size:17px;color:#DCE9EC;letter-spacing:1px}
.ft-brand p{font-size:13.5px;color:var(--ft-ink)}
.ft-col b{display:block;font-size:14px;color:#DCE9EC;margin-bottom:13px}
.ft-col a{display:block;font-size:13.5px;color:var(--ft-ink);margin-bottom:9px}
.ft-col a:hover{color:var(--c)}
.ft-copy{margin-top:34px;border-top:1px solid #1B2429;padding-top:20px;padding-bottom:26px}
.ft-copy p{font-size:12.5px;color:#7E9299;margin-bottom:7px}
.ft-copy p:last-child{margin-bottom:0}

/* ── 回到顶部 ────────────────────────── */
.toTop{position:fixed;right:22px;bottom:26px;z-index:50;width:44px;height:44px;border-radius:12px;
  background:var(--panel2);border:1px solid var(--line2);color:var(--c);cursor:pointer;
  font-size:18px;font-family:var(--lat);font-weight:800;opacity:0;visibility:hidden;
  transform:translateY(10px);transition:opacity .22s,transform .22s,visibility .22s}
.toTop.show{opacity:1;visibility:visible;transform:none}
.toTop:hover{background:var(--c-t);border-color:var(--c-d)}

/* ── 响应式 ─────────────────────────── */
@media (max-width:980px){
  .hero-in{grid-template-columns:1fr;gap:34px;padding-top:46px;padding-bottom:50px}
  .hero-vis{justify-content:flex-start}
  h1{font-size:36px}
  .cards,.entries,.reviews{grid-template-columns:repeat(2,1fr)}
  .shots{grid-template-columns:repeat(3,1fr)}
  .figs{grid-template-columns:repeat(2,1fr)}
  .ft-in{grid-template-columns:1fr 1fr;gap:28px}
  .hd-in{flex-wrap:wrap;gap:12px;padding:10px 0}
  .nav{margin-left:0;width:100%;justify-content:flex-start;flex-wrap:wrap}
}
@media (max-width:620px){
  body{font-size:15.5px}
  .wrap{padding:0 14px}
  h1{font-size:29px;letter-spacing:.5px}
  .page-hero h1{font-size:25px}
  .sec-h h2{font-size:21px}
  .prose h2{font-size:19.5px}
  .cards,.entries,.reviews,.shots{grid-template-columns:1fr}
  .figs{grid-template-columns:repeat(2,1fr)}
  section{padding:38px 0}
  .hero-in{padding-top:34px;padding-bottom:38px}
  .hero-vis{gap:10px}
  .phone{width:44vw;max-width:206px}
  .phone.small{width:30vw;max-width:140px;margin-top:26px}
  .nav{gap:0}
  .nav a{flex:1 1 auto;text-align:center;padding:7px 5px;font-size:13.5px;letter-spacing:-.2px}
  .nav .nl{display:none}
  .nav .ns{display:inline}
  .hd .btn.sm{display:none}
  .ft-in{grid-template-columns:1fr}
  .cta{padding:24px 18px}
  .btn{font-size:15px;padding:12px 30px}
  .prose{padding-top:30px}
  table.cmp{min-width:560px}
}