:root{--ink:#10202c;--text:#14212b;--muted:#637381;--line:#dce6ee;--paper:#f7fafc;--blue:#0369a1;--blue2:#0ea5e9;--green:#0f766e;--gold:#f6c445}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{margin:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,"Microsoft YaHei",sans-serif;color:var(--text);background:var(--paper);line-height:1.65;overflow-x:hidden;letter-spacing:0}
a{color:inherit}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
.nav{position:sticky;top:0;z-index:20;background:rgba(247,250,252,.88);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid rgba(220,230,238,.86);transition:box-shadow .25s,background .25s}
.nav.scrolled{background:rgba(255,255,255,.92);box-shadow:0 10px 28px rgba(16,32,44,.08)}
.nav .wrap{height:66px;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:900;color:var(--ink)}
.logo .mk{width:46px;height:46px;border-radius:8px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:#fff;box-shadow:0 8px 18px rgba(16,32,44,.12);animation:pop .45s ease both}
.logo .mk img{width:100%;height:100%;display:block;object-fit:contain}
.logo .mt{color:#111827}
.logo .sub{color:var(--blue);font-weight:900}
.nav .links{display:flex;gap:22px;align-items:center;font-size:14px;font-weight:750;color:#344554}
.nav .links a{cursor:pointer;text-decoration:none;transition:color .18s}
.nav .links a:hover{color:var(--blue)}
.btn{border:0;border-radius:8px;background:var(--blue);color:#fff;font-weight:850;padding:10px 17px;cursor:pointer;font-size:14px;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;transition:transform .16s,box-shadow .16s,background .16s}
.btn:hover{transform:translateY(-2px);box-shadow:0 14px 26px rgba(3,105,161,.22)}
.btn:active{transform:translateY(0)}
.btn.ghost{background:#fff;color:#0f4f73;border:1px solid var(--line)}
.btn.gold{background:#111827;color:#fff}
.btn.block{width:100%;text-align:center;padding:12px}
.hero{position:relative;overflow:hidden;min-height:calc(100svh - 66px);background:#f4f8fb;color:var(--ink)}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(244,248,251,.98) 0%,rgba(244,248,251,.9) 38%,rgba(244,248,251,.28) 66%,rgba(244,248,251,.05) 100%),url('../hero/home-hero.png') center center/cover no-repeat;}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--line)}
.hero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:44px;align-items:center;padding:52px 24px 64px;min-height:calc(100svh - 66px)}
.hero-copy{max-width:620px;animation:heroIn .6s ease both}
.eyebrow{font-size:13px;font-weight:900;color:var(--green);margin-bottom:14px}
.hero h1{font-size:56px;line-height:1.05;margin:0 0 18px;font-weight:950;color:#101820}
.hero p.lead{font-size:18px;color:#334554;margin:0 0 24px;max-width:560px;font-weight:650}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:22px}
.proof{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;max-width:560px;margin-top:30px;border-top:1px solid var(--line);padding-top:20px}
.proof b{display:block;font-size:22px;color:#101820;line-height:1.1}
.proof span{display:block;margin-top:4px;font-size:12px;font-weight:750;color:var(--muted)}
.badges{display:flex;gap:9px;flex-wrap:wrap}
.badge{background:rgba(255,255,255,.76);border:1px solid var(--line);border-radius:999px;padding:6px 11px;font-size:12px;color:#344554;font-weight:750}
.card{background:rgba(255,255,255,.9);border:1px solid rgba(220,230,238,.95);border-radius:8px;box-shadow:0 24px 70px rgba(16,32,44,.14);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}
.reg{padding:22px;animation:rise .55s ease .12s both}
.reg h3{margin:0 0 4px;color:#10202c;font-size:18px}
.reg .sub{color:var(--muted);font-size:12.5px;margin-bottom:14px}
.fld{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}
.fld label{font-size:12px;color:#475569;font-weight:800}
.fld input{padding:11px 12px;border:1px solid var(--line);border-radius:8px;font-size:14px;outline:none;background:#fff;transition:border-color .16s,box-shadow .16s}
.fld input:focus{border-color:var(--blue2);box-shadow:0 0 0 3px rgba(14,165,233,.16)}
.reg .tip{font-size:12px;color:var(--muted);margin-top:10px;text-align:center}
.note{margin-top:12px;font-size:13px;border-radius:8px;padding:10px 12px;display:none}
.note.ok{display:block;background:#dcfce7;color:#047857}
.note.err{display:block;background:#fee2e2;color:#b91c1c}
.section{padding:70px 0}
.section h2{font-size:34px;line-height:1.15;margin:0 0 10px;color:#101820;font-weight:950}
.section .desc{color:var(--muted);margin:0 0 34px;max-width:660px;font-size:15px;font-weight:650}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:10px}
.section-head .desc{text-align:left;margin-bottom:0}
.feat{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line);background:#fff}
.feat .item{min-height:188px;padding:26px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff;transition:background .18s,transform .18s}
.feat .item:hover{background:#f8fbfd;transform:translateY(-2px)}
.feat .ic{width:38px;height:38px;border-radius:8px;background:#e6f4fc;display:flex;align-items:center;justify-content:center;font-size:19px;margin-bottom:16px}
.feat h4{margin:0 0 8px;font-size:17px;color:#101820}
.feat p{margin:0;font-size:13.5px;color:var(--muted)}
.gallery{background:#edf5f8}
.shots{display:grid;grid-template-columns:1.18fr .82fr .82fr;grid-auto-rows:230px;gap:14px}
.shot{position:relative;margin:0;overflow:hidden;background:#dce6ee;border-radius:8px;min-height:0;transition:transform .22s,box-shadow .22s}
.shot:first-child{grid-row:span 2}
.shot:hover{transform:translateY(-3px);box-shadow:0 18px 42px rgba(16,32,44,.18)}
.shot-img{position:absolute;inset:0;overflow:hidden;background:#dce6ee}
.shot-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s ease}
.shot:hover .shot-img img{transform:scale(1.045)}
.shot-img::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(0,0,0,.68) 100%)}
.shot-tag{position:absolute;top:12px;left:12px;background:rgba(255,255,255,.9);color:#10202c;font-size:12px;font-weight:850;padding:5px 10px;border-radius:999px}
.shot figcaption{position:absolute;left:0;right:0;bottom:0;padding:16px;color:#fff;display:flex;flex-direction:column;gap:3px}
.shot figcaption b{font-size:16px;color:#fff}
.shot figcaption span{font-size:12.5px;color:rgba(255,255,255,.82)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);border-left:1px solid var(--line);background:#fff}
.steps .st{position:relative;min-height:170px;padding:26px 22px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff}
.steps .st::before{counter-increment:s;content:counter(s);display:block;width:30px;height:30px;border-radius:8px;background:#10202c;color:#fff;font-weight:900;text-align:center;line-height:30px;margin-bottom:18px}
.steps{counter-reset:s}
.steps .st h4{margin:0 0 8px;font-size:16px;color:#101820}
.steps .st p{margin:0;font-size:13px;color:var(--muted)}
.band{background:#101820;color:#fff;border-radius:8px;padding:34px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;overflow:hidden}
.band h3{margin:0 0 6px;font-size:24px}
.band p{margin:0;color:#c8d4df}
.band .acts{display:flex;gap:12px;flex-wrap:wrap}
.dlbar{display:none;margin-top:14px;font-size:12.5px;color:var(--muted);text-align:center}
.foot{background:#101820;color:#aebdca;padding:26px 0;font-size:13px}
.foot .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
.reveal{opacity:0;transform:translateY(22px);transition:opacity .65s ease,transform .65s ease}
.reveal.in{opacity:1;transform:none}
@keyframes heroIn{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
@keyframes pop{from{transform:scale(.86);opacity:0}to{transform:scale(1);opacity:1}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}
@media(max-width:900px){.hero::before{background:linear-gradient(180deg,rgba(244,248,251,.98) 0%,rgba(244,248,251,.92) 45%,rgba(244,248,251,.32) 100%),url('../hero/home-hero.png') center bottom/cover no-repeat}.hero .wrap{grid-template-columns:1fr;gap:26px;padding:40px 24px 46px}.hero h1{font-size:40px}.proof{grid-template-columns:1fr 1fr 1fr}.feat,.steps{grid-template-columns:1fr}.shots{grid-template-columns:1fr;grid-auto-rows:260px}.shot:first-child{grid-row:span 1}.nav .links a:not(.btn){display:none}}
@media(max-width:540px){.wrap{padding:0 18px}.hero h1{font-size:34px}.hero p.lead{font-size:16px}.proof{grid-template-columns:1fr}.section{padding:52px 0}.section h2{font-size:28px}.section-head{display:block}.nav .wrap{height:60px}.hero{min-height:calc(100svh - 60px)}.hero .wrap{min-height:calc(100svh - 60px)}.btn{width:100%}}