:root{--bg:hsl(245 55% 7%);--surface:hsl(245 50% 11%);--card:hsl(245 48% 14%);--ink:hsl(245 60% 92%);--muted:hsl(245 25% 58%);--accent:hsl(245 100% 58%);--accent2:hsl(5 100% 60%);--line:hsl(245 45% 20%);--btntext:#0a0d12;--font-head:'ZCOOL KuaiLe',sans-serif;--font-body:'Noto Sans SC',sans-serif;}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);background:var(--bg);color:var(--ink);line-height:1.7;font-size:16px}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.sec{padding:var(--secpad) 0}
.sec-head{margin-bottom:48px}
.sec-head>span{display:inline-block;font-size:13px;letter-spacing:3px;color:var(--accent);font-weight:700;margin-bottom:10px}
.sec-head h2{font-family:var(--font-head);font-size:clamp(28px,4vw,40px);line-height:1.25}
.sec-head .bar{width:56px;height:4px;background:linear-gradient(90deg,var(--accent),var(--accent2));margin-top:14px;border-radius:2px}
.sec-head .sub{color:var(--muted);margin-top:14px;max-width:640px}
.sec-head.center{text-align:center}
.sec-head.center .bar{margin-left:auto;margin-right:auto}
.sec-head.center .sub{margin-left:auto;margin-right:auto}
.btn{display:inline-block;padding:14px 32px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:var(--btntext);font-weight:700;border-radius:var(--radius);border:var(--bw) solid transparent;transition:.25s;cursor:pointer;font-size:15px}
.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-h)}
.btn.ghost{background:transparent;border:var(--bw) solid var(--accent);color:var(--accent)}
.lead{font-size:19px;font-weight:600;margin-bottom:16px}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s,transform .7s}
.reveal.in{opacity:1;transform:none}
.case-tag{display:inline-block;padding:4px 14px;font-size:12px;border-radius:999px;background:var(--accent);color:var(--btntext)}
.more{color:var(--accent);font-weight:600;font-size:14px}
input,textarea{width:100%;padding:14px 16px;border:var(--bw) solid var(--line);border-radius:var(--radius);background:var(--surface);color:var(--ink);font:inherit;font-size:15px}
input:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:1px}
::selection{background:var(--accent);color:var(--btntext)}
.eyebrow{display:inline-block;padding:6px 18px;border:var(--bw) solid var(--accent);color:var(--accent);border-radius:999px;font-size:13px;letter-spacing:2px}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap;margin-top:30px}
.num{font-variant-numeric:tabular-nums}
.services,.news,.contact{background:var(--surface)}
.about,.cases,.faq{background:var(--bg)}
:root{--radius:0;--bw:2px;--shadow:6px 6px 0 var(--line);--shadow-h:8px 8px 0 var(--accent);--wrap:1180px;--secpad:84px}
.btn{text-transform:uppercase;letter-spacing:2px}
.eyebrow{border-radius:0}

.nav-classic{position:sticky;top:0;z-index:100;background:var(--bg);border-bottom:var(--bw) solid var(--line);transition:.3s}
.nav-classic.scrolled{box-shadow:var(--shadow-h)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-size:19px;font-family:var(--font-head)}
.logo-ic{display:grid;place-items:center;width:38px;height:38px;border-radius:var(--radius);background:linear-gradient(135deg,var(--accent),var(--accent2));color:var(--btntext);font-weight:700}
.nav-links ul{display:flex;gap:28px;list-style:none}
.nav-links a{font-size:15px;position:relative;padding:6px 0;transition:.2s}
.nav-links a:hover{color:var(--accent)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:24px;height:2px;background:var(--ink);transition:.3s}
@media(max-width:900px){.nav-toggle{display:flex}.nav-classic .nav-links{position:absolute;top:100%;left:0;right:0;background:var(--surface);border-bottom:var(--bw) solid var(--line);display:none}.nav-classic .nav-links.open{display:block}.nav-classic .nav-links ul{flex-direction:column;gap:0;padding:8px 24px 16px}.nav-classic .nav-links li{border-top:1px solid var(--line)}.nav-classic .nav-links a{display:block;padding:12px 0}}
.hero-type{padding:calc(var(--secpad) + 30px) 0 0;overflow:hidden}
.hero-type .big{font-family:var(--font-head);font-size:clamp(38px,7vw,86px);line-height:1.14;letter-spacing:1px;margin:22px 0 18px}
.hero-type .big em{font-style:normal;color:var(--accent)}
.ht-p{color:var(--muted);max-width:560px;font-size:17px}
.marquee{margin-top:60px;border-top:var(--bw) solid var(--line);border-bottom:var(--bw) solid var(--line);padding:16px 0;overflow:hidden;background:var(--surface)}
.mq-track{display:flex;gap:48px;white-space:nowrap;animation:mq 26s linear infinite;font-weight:700;letter-spacing:3px;width:max-content}
@keyframes mq{to{transform:translateX(-50%)}}
.about-a3{position:relative;overflow:hidden;padding:110px 0}
.about-bg{position:absolute;inset:0;background-size:cover;background-position:center}
.about-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--bg) 5%,transparent 65%)}
.about-card{position:relative;max-width:640px;background:color-mix(in srgb,var(--surface) 92%,transparent);backdrop-filter:blur(8px);padding:44px;border-radius:var(--radius);border:var(--bw) solid var(--line);box-shadow:var(--shadow-h)}
.about-card .ac-tag{display:inline-block;font-size:13px;letter-spacing:3px;color:var(--accent);font-weight:700;margin-bottom:10px}
.about-card h2{font-family:var(--font-head);font-size:clamp(26px,3.6vw,36px);margin-bottom:18px}
.about-card p{margin-bottom:14px;color:var(--muted)}
.about-card .lead{color:var(--ink)}
.about-card .stat-row{margin-top:30px;grid-template-columns:repeat(2,1fr)}
.about-card .stat{padding:18px 12px;background:var(--card);border:var(--bw) solid var(--line);border-radius:var(--radius);text-align:center}
.about-card .stat b{font-size:26px;color:var(--accent);font-family:var(--font-head)}
.about-card .stat span{color:var(--accent);font-weight:700}
.about-card .stat p{color:var(--muted);font-size:13px;margin:4px 0 0}
.svc-zig{display:flex;flex-direction:column;gap:64px}
.zig-row{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.zig-row:nth-child(even) .zig-img{order:2}
.zig-img img{border-radius:var(--radius);box-shadow:var(--shadow-h);aspect-ratio:16/10;object-fit:cover;width:100%}
.zig-text h3{font-size:24px;margin-bottom:14px;font-family:var(--font-head)}
.zig-text p{color:var(--muted);margin-bottom:12px}
.zig-text .btn{margin-top:8px}
.case-feat{display:grid;grid-template-columns:1.15fr .85fr;gap:26px}
.feat{position:relative;border-radius:var(--radius);overflow:hidden;border:var(--bw) solid var(--line);min-height:480px;box-shadow:var(--shadow)}
.feat img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.feat-cap{position:absolute;left:0;right:0;bottom:0;padding:64px 30px 28px;background:linear-gradient(0deg,rgb(0 0 0/.86),transparent);color:#fff}
.feat-cap h3{font-size:24px;margin:12px 0 8px}
.feat-cap p{font-size:14.5px;opacity:.92}
.case-side{display:flex;flex-direction:column;gap:16px}
.side-item{display:grid;grid-template-columns:110px 1fr;gap:16px;align-items:center;padding:12px;background:var(--card);border:var(--bw) solid var(--line);border-radius:var(--radius);transition:.25s;box-shadow:var(--shadow)}
.side-item:hover{box-shadow:var(--shadow-h);transform:translateX(6px)}
.side-item img{width:110px;height:84px;object-fit:cover;border-radius:calc(var(--radius) - 4px)}
.si-txt h4{font-size:15.5px;margin-bottom:4px}
.si-txt p{color:var(--muted);font-size:13px}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-item{background:var(--card);border:var(--bw) solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.3s}
.news-item:hover{transform:translateY(-6px);box-shadow:var(--shadow-h)}
.news-item img{width:100%;aspect-ratio:16/9;object-fit:cover}
.news-body{padding:22px}
.news-body time{font-size:13px;color:var(--accent);font-weight:600}
.news-body h3{font-size:17.5px;margin:8px 0 10px;line-height:1.5}
.news-body p{color:var(--muted);font-size:14px;margin-bottom:14px}
.faq-item{background:var(--card);border:var(--bw) solid var(--line);border-radius:var(--radius);margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow)}
.faq-item summary{padding:20px 24px;cursor:pointer;font-weight:700;font-size:16.5px;list-style:none;position:relative}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);font-size:22px;color:var(--accent);transition:.25s}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq-item p{padding:0 24px 20px;color:var(--muted);font-size:14.5px}
.faq-list{max-width:820px;margin:0 auto}

.contact-chips{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:44px}
.c-chip{padding:20px 16px;text-align:center;background:var(--card);border:var(--bw) solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.c-chip b{display:block;color:var(--accent);margin-bottom:6px;font-size:14px}
.c-chip span{font-size:14.5px}
.contact-center{max-width:680px;margin:0 auto;display:flex;flex-direction:column;gap:16px}
.contact-center .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.contact-center .btn{align-self:center;min-width:220px}
.form-tip{color:var(--accent);font-weight:600;text-align:center}
.site-footer{border-top:var(--bw) solid var(--line);background:var(--surface);padding:56px 0 0}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:40px}
.foot-brand b{font-size:20px;font-family:var(--font-head)}
.foot-brand .muted{color:var(--muted);margin-top:8px;font-size:14px}
.foot-links h4{font-size:15px;margin-bottom:14px;color:var(--accent)}
.foot-links a{display:block;padding:5px 0;color:var(--muted);font-size:14px}
.foot-links a:hover{color:var(--accent)}
.foot-bottom{border-top:1px solid var(--line);padding:18px 0;text-align:center;color:var(--muted);font-size:13px}
.flinks{padding:22px 0;border-top:var(--bw) solid var(--line);background:var(--card)}
.fl-label{font-weight:700;margin-right:8px;font-size:14px}
.fl-list a{color:var(--muted);font-size:14px;margin:0 8px}
.fl-list a:hover{color:var(--accent)}
@media(max-width:960px){
.about-a1,.about-a2,.zig-row,.case-feat,.news-feat,.hs-grid,.contact-grid,.contact-grid.rev{grid-template-columns:1fr}
.zig-row:nth-child(even) .zig-img{order:0}
.svc-grid,.case-grid,.news-grid,.news-cards{grid-template-columns:repeat(2,1fr)}
.svc-grid2,.faq-cols{grid-template-columns:1fr}
.stat-row,.stat-band,.hero-stats,.hg-cards,.contact-chips{grid-template-columns:repeat(2,1fr)}
.case-masonry{columns:1}
.foot-grid{grid-template-columns:1fr;gap:24px}
.about-card .stat-row{grid-template-columns:repeat(2,1fr)}
.about-a3{padding:80px 0}
.about-card{padding:30px}
}
@media(max-width:600px){
.svc-grid,.case-grid,.news-grid,.news-cards{grid-template-columns:1fr}
.contact-form .row,.contact-center .row{grid-template-columns:1fr}
.stat-chips{flex-direction:column}
.about-strip{grid-template-columns:1fr}
.news-row{grid-template-columns:1fr;gap:12px}
.news-row .arr{display:none}
.slides{height:70vh}
.svc-list .no{min-width:52px;font-size:28px}
}