*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  --bg:#050508;
  --bg2:#0A0A10;
  --ink:#F4F5F7;
  --dim:rgba(240,242,246,.62);
  --faint:rgba(240,242,246,.36);
  --line:rgba(255,255,255,.09);
  --line2:rgba(255,255,255,.18);
  --acc:#5FA8FF;
  --acc2:#2E7CF6;
  --bad:#FF6B6B;
  --glow:rgba(95,168,255,.32);
  --sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,"Roboto Mono","Courier New",monospace;
  --r:20px;
  --eo:cubic-bezier(.22,1,.36,1);
  --eio:cubic-bezier(.77,0,.18,1);
  --pad:clamp(20px,6vw,90px);
}

html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
html.lock{overflow:hidden}
body{
  background:var(--bg);color:var(--ink);
  font-family:var(--sans);font-size:16px;line-height:1.78;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;min-height:100vh;
}
a{color:inherit}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer}
input,textarea,select{font-family:inherit}
::selection{background:var(--acc2);color:#fff}

::-webkit-scrollbar{width:9px}
::-webkit-scrollbar-track{background:#07070c}
::-webkit-scrollbar-thumb{background:#23242e;border-radius:5px}
::-webkit-scrollbar-thumb:hover{background:#333543}

#gl{position:fixed;inset:0;width:100%;height:100%;z-index:0;display:block}
.vignette{position:fixed;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(120% 90% at 50% 10%,transparent 40%,rgba(5,5,8,.55) 100%),
             linear-gradient(180deg,rgba(5,5,8,.42),transparent 26%,transparent 72%,rgba(5,5,8,.66));
}
html.no-webgl #gl,html.no-webgl .vignette{display:none}
html.no-webgl body::before{content:'';position:fixed;inset:0;z-index:0;
  background:radial-gradient(900px circle at 20% 15%,rgba(46,124,246,.16),transparent 55%),
             radial-gradient(800px circle at 82% 80%,rgba(95,168,255,.1),transparent 55%),var(--bg);}

main{position:relative;z-index:2}

/* ── loader ── */
#loader{position:fixed;inset:0;z-index:100;background:var(--bg);
  display:flex;align-items:center;justify-content:center;
  transition:clip-path .95s var(--eio);clip-path:inset(0 0 0 0)}
#loader.done{clip-path:inset(0 0 100% 0)}
.loader-inner{display:flex;flex-direction:column;align-items:center;gap:30px;transition:opacity .35s}
#loader.done .loader-inner{opacity:0}
.loader-logo{width:56px;height:56px;border-radius:15px;object-fit:cover;
  box-shadow:0 14px 48px var(--glow);animation:pulse 2.2s ease-in-out infinite}
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.07)}}
.loader-bar{width:min(300px,58vw);height:1px;background:var(--line2);overflow:hidden}
.loader-bar i{display:block;height:100%;width:0%;background:linear-gradient(90deg,var(--acc2),var(--acc));transition:width .3s ease-out}
#loader-status{font-family:var(--mono);font-size:10px;letter-spacing:.42em;color:var(--faint);text-transform:uppercase}
#loader-count{position:fixed;right:5vw;bottom:4.5vh;font-family:var(--mono);font-weight:500;
  font-size:clamp(44px,7vw,86px);line-height:1;letter-spacing:-.03em;color:var(--ink);z-index:101}

/* ── cursor ── */
.cursor-dot,.cursor-ring{position:fixed;top:0;left:0;z-index:99;pointer-events:none;
  transform:translate(-50%,-50%);opacity:0;transition:opacity .3s}
html.loaded .cursor-dot,html.loaded .cursor-ring{opacity:1}
.cursor-dot{width:6px;height:6px;border-radius:50%;background:var(--acc);transition:opacity .3s,scale .25s var(--eo)}
.cursor-ring{width:42px;height:42px;border-radius:999px;border:1px solid rgba(95,168,255,.45);
  display:flex;align-items:center;justify-content:center;
  transition:opacity .3s,width .35s var(--eo),height .35s var(--eo),padding .35s var(--eo),background-color .35s,border-color .35s}
.cursor-ring span{font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--ink);
  opacity:0;white-space:nowrap;transition:opacity .25s}
.cursor-ring.big{width:64px;height:64px;border-color:rgba(95,168,255,.8);background:rgba(95,168,255,.08)}
html.has-label .cursor-ring{width:auto;height:auto;padding:13px 20px;background:rgba(5,5,8,.88);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-color:transparent}
html.has-label .cursor-ring span{opacity:1}
html.has-label .cursor-dot{opacity:0!important}
html.cursor-down .cursor-dot{scale:.6}
@media(hover:none){.cursor-dot,.cursor-ring{display:none}}

/* ── nav ── */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;height:78px;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 var(--pad);
  transition:height .35s var(--eo),background-color .35s var(--eo),border-color .35s;
  border-bottom:1px solid transparent}
.nav.scrolled{height:62px;background:rgba(5,5,8,.74);
  backdrop-filter:blur(18px) saturate(1.4);-webkit-backdrop-filter:blur(18px) saturate(1.4);
  border-color:var(--line)}
.nav-side{display:flex;align-items:center;gap:clamp(16px,2.4vw,32px)}
.nav-a{font-family:var(--mono);font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--dim);text-decoration:none;padding:8px 2px;position:relative;transition:color .25s}
.nav-a::after{content:'';position:absolute;left:0;right:0;bottom:3px;height:1px;background:currentColor;
  transform:scaleX(0);transform-origin:left;transition:transform .4s var(--eo)}
.nav-a:hover,.nav-a[aria-current="page"]{color:var(--ink)}
.nav-a:hover::after,.nav-a[aria-current="page"]::after{transform:scaleX(1)}
.nav-logo{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  display:flex;flex-direction:column;align-items:center;gap:4px;text-decoration:none;color:var(--ink)}
.nav-logo img{width:34px;height:34px;border-radius:9px;object-fit:cover}
.nav-logo b{font-size:12px;font-weight:600;letter-spacing:.32em;margin-right:-.32em}
.nav-burger{display:none;width:44px;height:44px;border:0;background:transparent;position:relative;z-index:61}
.nav-burger i{position:absolute;left:10px;right:10px;height:1.5px;background:var(--ink);
  transition:transform .4s var(--eio),top .4s var(--eio)}
.nav-burger i:nth-child(1){top:17px}
.nav-burger i:nth-child(2){top:26px}
html.menu-open .nav-burger i:nth-child(1){top:21px;transform:rotate(45deg)}
html.menu-open .nav-burger i:nth-child(2){top:21px;transform:rotate(-45deg)}

.menu{position:fixed;inset:0;z-index:55;background:rgba(5,5,8,.94);
  backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
  display:flex;flex-direction:column;justify-content:center;padding:0 var(--pad);
  opacity:0;visibility:hidden;transition:opacity .5s var(--eo),visibility 0s .5s}
html.menu-open .menu{opacity:1;visibility:visible;transition:opacity .5s var(--eo)}
.menu a{display:flex;align-items:baseline;gap:18px;text-decoration:none;color:var(--ink);
  font-size:clamp(34px,8vw,54px);font-weight:700;letter-spacing:-.02em;padding:14px 0;
  border-bottom:1px solid var(--line);
  transform:translateY(26px);opacity:0;transition:transform .6s var(--eo),opacity .6s,color .3s}
.menu a small{font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--acc)}
.menu a:hover{color:var(--acc)}
html.menu-open .menu a{transform:none;opacity:1}
html.menu-open .menu a:nth-child(1){transition-delay:.06s}
html.menu-open .menu a:nth-child(2){transition-delay:.12s}
html.menu-open .menu a:nth-child(3){transition-delay:.18s}
html.menu-open .menu a:nth-child(4){transition-delay:.24s}
html.menu-open .menu a:nth-child(5){transition-delay:.3s}
.menu-foot{margin-top:40px;font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--faint)}

/* ── hero ── */
.hero{min-height:100svh;display:flex;flex-direction:column;justify-content:center;
  padding:150px var(--pad) 90px;max-width:1560px;margin:0 auto}
.kicker{display:inline-flex;align-items:center;gap:14px;font-family:var(--mono);
  font-size:11.5px;letter-spacing:.32em;color:var(--acc);text-transform:uppercase}
.kicker::before{content:'';width:34px;height:1px;background:var(--acc)}
.hero h1{font-size:clamp(46px,8.2vw,116px);line-height:1.05;letter-spacing:-.025em;
  font-weight:700;margin:30px 0 32px}
.grad{background:linear-gradient(92deg,#5FA8FF 5%,#BAD9FF 75%);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{max-width:580px;font-size:clamp(15px,1.4vw,17.5px);color:var(--dim)}
.hero-cta{display:flex;gap:14px;margin-top:44px;flex-wrap:wrap}
.trust{margin-top:70px;display:flex;gap:clamp(18px,3vw,34px);flex-wrap:wrap;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;color:var(--faint);text-transform:uppercase}
.trust span{display:inline-flex;align-items:center;gap:9px}
.trust i{width:5px;height:5px;border-radius:50%;background:var(--acc);
  box-shadow:0 0 10px var(--glow)}

/* ── buttons ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 34px;border-radius:999px;font-size:14.5px;font-weight:600;letter-spacing:.04em;
  text-decoration:none;border:1px solid transparent;
  transition:transform .3s var(--eo),box-shadow .3s var(--eo),background-color .3s,border-color .3s;
  will-change:transform}
.btn:active{scale:.97}
.btn-p{background:var(--acc2);color:#fff;box-shadow:0 12px 34px rgba(46,124,246,.35)}
.btn-p:hover{transform:translateY(-3px);box-shadow:0 18px 46px rgba(46,124,246,.5);background:#3d87ff}
.btn-g{background:rgba(255,255,255,.05);color:var(--ink);border-color:var(--line2);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.btn-g:hover{transform:translateY(-3px);background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.3)}
.btn .ar{font-family:var(--mono);transition:transform .3s var(--eo)}
.btn:hover .ar{transform:translateX(4px)}

/* ── sections ── */
.sec{padding:clamp(96px,13vh,170px) var(--pad);max-width:1560px;margin:0 auto;position:relative}
.sec-head{max-width:760px;margin-bottom:clamp(48px,7vh,88px)}
.sec-head.center{margin-inline:auto;text-align:center}
.sec-head.center .kicker{justify-content:center}
.sec-head.center .kicker::after{content:'';width:34px;height:1px;background:var(--acc)}
.sec-head h2{font-size:clamp(32px,4.6vw,60px);line-height:1.12;letter-spacing:-.02em;
  font-weight:700;margin:20px 0 18px}
.sec-head p{color:var(--dim);font-size:16px}

.page-head{min-height:72svh;display:flex;flex-direction:column;justify-content:flex-end;
  padding:180px var(--pad) clamp(60px,9vh,110px);max-width:1560px;margin:0 auto}
.page-head h1{font-size:clamp(44px,7.4vw,104px);line-height:1.06;letter-spacing:-.025em;
  font-weight:700;margin:26px 0 24px}
.page-head .sub{max-width:600px;color:var(--dim);font-size:16.5px}

/* ── stats ── */
.stats{display:grid;grid-template-columns:repeat(4,1fr);border-block:1px solid var(--line)}
.stat{padding:clamp(28px,4vh,44px) clamp(18px,2.4vw,32px);border-left:1px solid var(--line)}
.stat:first-child{border-left:0}
.stat-n{font-family:var(--mono);font-weight:500;font-size:clamp(38px,4.4vw,62px);
  line-height:1;letter-spacing:-.02em}
.stat-n em{font-style:normal;color:var(--acc);font-size:.52em;margin-left:3px}
.stat-l{margin-top:12px;color:var(--dim);font-size:13px;letter-spacing:.06em}

/* ── marquee ── */
.marq{overflow:hidden;border-bottom:1px solid var(--line);padding:20px 0;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 14%,#000 86%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 14%,#000 86%,transparent)}
.marq-track{display:flex;gap:70px;width:max-content;animation:marq 30s linear infinite}
.marq span{font-family:var(--mono);font-size:12.5px;letter-spacing:.26em;color:var(--faint);
  text-transform:uppercase;white-space:nowrap}
@keyframes marq{to{transform:translateX(-50%)}}

/* ── cards ── */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.card{background:rgba(255,255,255,.035);border:1px solid var(--line);border-radius:var(--r);
  padding:clamp(26px,3vw,36px);text-decoration:none;color:inherit;display:block;
  transition:border-color .35s var(--eo),background-color .35s,transform .35s var(--eo)}
.card:hover{border-color:var(--line2);background:rgba(255,255,255,.055);transform:translateY(-5px)}
.card .tag{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.24em;
  color:var(--acc);text-transform:uppercase;margin-bottom:16px}
.card .ic{width:46px;height:46px;border-radius:13px;background:rgba(95,168,255,.1);
  border:1px solid rgba(95,168,255,.24);display:flex;align-items:center;justify-content:center;margin-bottom:22px}
.card .ic svg{width:21px;height:21px;stroke:var(--acc);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:19px;font-weight:600;letter-spacing:.01em;margin-bottom:10px}
.card p{font-size:14px;color:var(--dim)}
.card .go{display:inline-flex;align-items:center;gap:8px;margin-top:20px;
  font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--acc);text-transform:uppercase}
.card .go::after{content:'→';transition:transform .3s var(--eo)}
.card:hover .go::after{transform:translateX(5px)}

.case-card{overflow:hidden;padding:0;display:flex;flex-direction:column}
.case-media{aspect-ratio:16/9.4;overflow:hidden;position:relative;background:#0b1220}
.case-media img{width:100%;height:100%;object-fit:cover;object-position:center top;
  transition:transform .7s var(--eo);will-change:transform}
.case-card:hover .case-media img{transform:scale(1.06)}
.case-media::after{content:'';position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 55%,rgba(5,5,8,.55))}
.case-body{padding:26px 28px 30px}
.metric{margin-top:14px;font-size:14.5px;color:var(--dim);line-height:1.8}
.metric b{color:var(--acc);font-weight:700}

/* ── banner cta ── */
.banner{text-align:center;padding:clamp(110px,18vh,210px) var(--pad);max-width:1560px;margin:0 auto}
.banner h2{font-size:clamp(40px,6.8vw,92px);line-height:1.08;letter-spacing:-.025em;
  font-weight:700;margin-bottom:26px}
.banner p{color:var(--dim);margin-bottom:44px}
.banner .btn{margin-inline:6px}

/* ── services detail ── */
.svc-row{display:grid;grid-template-columns:110px 1fr 1fr;gap:clamp(24px,4vw,70px);
  padding:clamp(46px,7vh,76px) 0;border-top:1px solid var(--line)}
.svc-row:last-of-type{border-bottom:1px solid var(--line)}
.svc-num{font-family:var(--mono);font-size:13px;letter-spacing:.22em;color:var(--faint);padding-top:8px}
.svc-main h3{font-size:clamp(24px,2.8vw,33px);font-weight:700;letter-spacing:-.015em;line-height:1.25}
.svc-main .en{display:block;font-family:var(--mono);font-size:10.5px;letter-spacing:.26em;
  color:var(--acc);text-transform:uppercase;margin-bottom:14px}
.svc-main>p{color:var(--dim);margin-top:16px;font-size:15px;max-width:54ch}
.svc-list{list-style:none}
.svc-list li{display:flex;gap:14px;padding:11px 2px;border-bottom:1px dashed var(--line);
  font-size:14px;color:var(--dim)}
.svc-list li:last-child{border-bottom:0}
.svc-list li::before{content:'→';font-family:var(--mono);color:var(--acc);flex-shrink:0}

/* ── case detail ── */
.study{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4.5vw,72px);
  align-items:center;padding:clamp(50px,8vh,90px) 0;border-top:1px solid var(--line)}
.study:last-of-type{border-bottom:1px solid var(--line)}
.study-media{border-radius:var(--r);overflow:hidden;border:1px solid var(--line);aspect-ratio:16/10.5;background:#0b1220}
.study-media img{width:100%;height:100%;object-fit:cover;object-position:center top;
  transition:transform .8s var(--eo)}
.study:hover .study-media img{transform:scale(1.045)}
.study.flip .study-media{order:2}
.study-body .tag{display:block;font-family:var(--mono);font-size:10.5px;letter-spacing:.24em;
  color:var(--acc);text-transform:uppercase;margin-bottom:16px}
.study-body h3{font-size:clamp(26px,3vw,38px);font-weight:700;letter-spacing:-.02em;line-height:1.2}
.kv{display:flex;gap:clamp(24px,3.4vw,52px);margin:28px 0 24px;flex-wrap:wrap}
.kv div b{display:block;font-family:var(--mono);font-weight:500;font-size:clamp(30px,3vw,44px);
  letter-spacing:-.02em;color:var(--ink)}
.kv div b i{font-style:normal;color:var(--acc);font-size:.6em}
.kv div span{font-size:12.5px;color:var(--faint);letter-spacing:.05em}
.study-body p{color:var(--dim);font-size:14.5px;margin-bottom:12px}
.study-body p b{color:var(--ink);font-weight:600}

/* ── about ── */
.manifesto{font-size:clamp(24px,3.4vw,42px);line-height:1.5;font-weight:600;
  letter-spacing:-.015em;max-width:1020px}
.manifesto .dim{color:var(--faint)}
.prin{list-style:none;counter-reset:prin}
.prin li{counter-increment:prin;display:grid;grid-template-columns:80px 1fr 1.4fr;
  gap:clamp(18px,3vw,56px);padding:clamp(28px,4.5vh,44px) 0;border-top:1px solid var(--line);align-items:start}
.prin li:last-child{border-bottom:1px solid var(--line)}
.prin li::before{content:'0' counter(prin);font-family:var(--mono);font-size:13px;
  letter-spacing:.2em;color:var(--acc)}
.prin h4{font-size:clamp(19px,2.2vw,25px);font-weight:600;letter-spacing:.01em}
.prin p{color:var(--dim);font-size:14.5px}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.chip-s{font-family:var(--mono);font-size:11.5px;letter-spacing:.14em;color:var(--dim);
  border:1px solid var(--line2);border-radius:999px;padding:9px 18px;
  transition:border-color .3s,color .3s}
.chip-s:hover{border-color:var(--acc);color:var(--ink)}

/* ── contact ── */
.contact-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:clamp(30px,5vw,84px);align-items:start}
.form-card{background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:24px;
  padding:clamp(24px,3.2vw,44px)}
.fprog{display:flex;gap:8px;margin-bottom:8px}
.fprog i{height:2px;flex:1;background:var(--line2);border-radius:2px;overflow:hidden;position:relative}
.fprog i.on::after{content:'';position:absolute;inset:0;background:var(--acc);
  transform-origin:left;animation:fbar .5s var(--eo)}
@keyframes fbar{from{transform:scaleX(0)}to{transform:scaleX(1)}}
.fsec{border-bottom:1px solid var(--line)}
.fsec-head{width:100%;display:flex;align-items:center;gap:16px;background:transparent;border:0;
  color:var(--ink);padding:20px 2px;text-align:left}
.badge{width:30px;height:30px;border-radius:50%;border:1px solid var(--line2);flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-size:12px;color:var(--dim);
  transition:background-color .3s,border-color .3s,color .3s}
.fsec.open .badge,.badge.ok{background:var(--acc2);border-color:var(--acc2);color:#fff}
.fsec-head b{font-size:15px;font-weight:600;letter-spacing:.02em}
.fsec-head .st{margin-left:auto;font-family:var(--mono);font-size:10px;letter-spacing:.2em;
  color:var(--faint);text-transform:uppercase}
.fsec-body{max-height:0;overflow:hidden;transition:max-height .55s var(--eio)}
.fsec.open .fsec-body{max-height:760px}
.fsec-pad{padding:6px 2px 30px;display:flex;flex-direction:column;gap:20px}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-family:var(--mono);font-size:10px;letter-spacing:.22em;color:var(--faint);text-transform:uppercase}
.field input,.field select,.field textarea{width:100%;background:transparent;border:0;
  border-bottom:1px solid var(--line2);padding:11px 2px;color:var(--ink);font-size:15px;
  outline:none;border-radius:0;transition:border-color .25s;-webkit-appearance:none;appearance:none;resize:none}
.field select option{background:#0d0d14;color:var(--ink)}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--acc)}
.field input::placeholder,.field textarea::placeholder{color:rgba(240,242,246,.28)}
.field.err input,.field.err select,.field.err textarea{border-color:var(--bad)}
.field.err label{color:var(--bad)}
.radios{display:flex;flex-wrap:wrap;gap:10px}
.radios label{position:relative;cursor:pointer}
.radios input{position:absolute;opacity:0;pointer-events:none}
.radios .face{display:inline-block;font-size:13.5px;color:var(--dim);border:1px solid var(--line2);
  border-radius:999px;padding:11px 20px;transition:all .25s var(--eo)}
.radios input:checked+.face{background:var(--acc2);border-color:var(--acc2);color:#fff;
  box-shadow:0 8px 24px rgba(46,124,246,.35)}
.radios .face:hover{border-color:var(--acc);color:var(--ink)}
.radios input:checked+.face:hover{color:#fff}
.fnext{align-self:flex-start}
.honey{position:absolute;left:-9999px;opacity:0;pointer-events:none}
.submit-btn{width:100%;padding:17px;border:0;border-radius:999px;background:var(--acc2);color:#fff;
  font-size:15px;font-weight:600;letter-spacing:.05em;position:relative;
  transition:transform .3s var(--eo),box-shadow .3s,opacity .3s;
  box-shadow:0 14px 40px rgba(46,124,246,.4)}
.submit-btn:hover{transform:translateY(-2px)}
.submit-btn:disabled{opacity:.65;pointer-events:none}
.spin{display:inline-block;width:14px;height:14px;border:2px solid rgba(255,255,255,.35);
  border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;vertical-align:-2px;margin-right:8px}
@keyframes spin{to{transform:rotate(360deg)}}
.fnote{font-size:12px;color:var(--faint);line-height:1.7}
.fresult{display:none;text-align:center;padding:40px 10px}
.fresult.show{display:block}
.fok-circle{width:64px;height:64px;border-radius:50%;margin:0 auto 22px;
  background:linear-gradient(135deg,var(--acc2),var(--acc));
  display:flex;align-items:center;justify-content:center;box-shadow:0 16px 44px var(--glow)}
.fok-circle svg{width:26px;height:26px;stroke:#fff;fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.fresult h4{font-size:23px;font-weight:700;margin-bottom:12px}
.fresult p{font-size:14px;color:var(--dim);margin-bottom:8px}
.fresult .small{font-size:12px;color:var(--faint)}

.cinfo{display:flex;flex-direction:column}
.ci-big{padding:30px 0;border-bottom:1px solid var(--line)}
.ci-big:first-child{padding-top:6px}
.ci-big label{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.26em;
  color:var(--faint);text-transform:uppercase;margin-bottom:10px}
.ci-big a{font-size:clamp(24px,2.6vw,34px);font-weight:600;color:var(--ink);text-decoration:none;
  letter-spacing:-.01em;transition:color .25s}
.ci-big a:hover{color:var(--acc)}
.ci-big p{font-size:16px;color:var(--dim)}
.cinfo-note{margin-top:34px;padding:22px 24px;border:1px dashed var(--line2);border-radius:16px;
  font-size:13.5px;color:var(--dim);line-height:1.85}
.cinfo-note b{color:var(--acc)}

/* ── dock ── */
.dock{position:fixed;right:clamp(18px,3vw,44px);bottom:clamp(18px,3vw,44px);z-index:40;
  text-decoration:none;opacity:0;transform:translateY(18px);pointer-events:none;
  transition:opacity .5s var(--eo),transform .5s var(--eo)}
.dock.show{opacity:1;transform:none;pointer-events:auto}

/* ── footer ── */
footer{position:relative;z-index:2;border-top:1px solid var(--line);
  /* 底部多留一段空间给右下角固定的「免费咨询」悬浮按钮，避免压住最后一栏 */
  padding:46px var(--pad) calc(clamp(18px,3vw,44px) + 62px);
  display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;
  background:linear-gradient(180deg,rgba(5,5,8,0),rgba(5,5,8,.85))}
.foot-brand{display:flex;align-items:center;gap:12px;font-size:14px;font-weight:600}
.foot-brand img{width:30px;height:30px;border-radius:8px;object-fit:cover}
.foot-brand small{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.2em;
  color:var(--faint);margin-top:2px;font-weight:400}
.foot-links{display:flex;align-items:center;gap:10px 24px;flex-wrap:wrap;justify-content:flex-end}
.foot-links a{font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--faint);
  text-decoration:none;transition:color .25s;white-space:nowrap}
.foot-links a:hover{color:var(--acc)}
.foot-links a.beian{display:inline-flex;align-items:center;gap:6px}
.foot-links a.beian img{width:auto;height:18px;display:block;flex:none}

/* ── reveal ── */
.rv{opacity:0;transform:translateY(32px);
  transition:opacity .95s var(--eo),transform .95s var(--eo);transition-delay:var(--d,0s)}
.rv.in{opacity:1;transform:none}
html.reduced .rv{transition:none;opacity:1;transform:none}

/* ── responsive ── */
@media(max-width:1080px){
  .study,.study.flip{grid-template-columns:1fr}
  .study.flip .study-media{order:0}
  .svc-row{grid-template-columns:70px 1fr;row-gap:20px}
  .svc-list-col{grid-column:2}
}
@media(max-width:880px){
  .nav-side.nav-l,.nav-side.nav-r{display:none}
  .nav-burger{display:block}
  .stats{grid-template-columns:1fr 1fr}
  .stat:nth-child(odd){border-left:0}
  .stat:nth-child(n+3){border-top:1px solid var(--line)}
  .grid3{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .frow{grid-template-columns:1fr}
  .prin li{grid-template-columns:52px 1fr;row-gap:10px}
  .prin p{grid-column:2}
  .hero{padding-top:130px}
}
@media(max-width:560px){
  .stats{grid-template-columns:1fr 1fr}
  #loader-count{font-size:44px}
}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001s!important;transition-duration:.001s!important}
  .marq-track{animation:none}
  html{scroll-behavior:auto}
}