@font-face{
  font-family:"Noto Sans SC";
  font-style:normal;
  font-weight:400;
  font-display:swap;
  src:url("../fonts/noto-sans-sc-400.woff2") format("woff2");
}
@font-face{
  font-family:"Noto Sans SC";
  font-style:normal;
  font-weight:700;
  font-display:swap;
  src:url("../fonts/noto-sans-sc-700.woff2") format("woff2");
}
@font-face{
  font-family:"Noto Sans SC";
  font-style:normal;
  font-weight:900;
  font-display:swap;
  src:url("../fonts/noto-sans-sc-900.woff2") format("woff2");
}
@font-face{
  font-family:"IBM Plex Mono";
  font-style:normal;
  font-weight:400;
  font-display:swap;
  src:url("../fonts/ibm-plex-mono-400.woff2") format("woff2");
}
@font-face{
  font-family:"IBM Plex Mono";
  font-style:normal;
  font-weight:500;
  font-display:swap;
  src:url("../fonts/ibm-plex-mono-500.woff2") format("woff2");
}
@font-face{
  font-family:"IBM Plex Mono";
  font-style:normal;
  font-weight:600;
  font-display:swap;
  src:url("../fonts/ibm-plex-mono-600.woff2") format("woff2");
}

:root{
  --term:#F3F0EA;
  --panel:#fff;
  --panel-red:#F7F4EF;
  --hair:rgba(26,26,26,.1);
  --hair-2:rgba(26,26,26,.18);
  --hair-red:rgba(26,26,26,.1);
  --red-line:rgba(184,28,46,.4);
  --ink:#1A1A1A;
  --ink-2:#4A4742;
  --paper:#fff;
  --mut:#6A655E;
  --mut-d:#4A4742;
  --gmax:#C4162A;
  --gmax-deep:#8E1020;
  --up:#C4162A;
  --down:#1F7A4D;
  --disp:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
  --body:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --header:76px;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;color-scheme:light;}
body{font-family:var(--body);font-weight:400;background:#E4DFD4;color:var(--ink);font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased;overflow-x:hidden;font-synthesis:none;}
body.nav-open{overflow:hidden;}
a{text-decoration:none;color:inherit;}
img{display:block;max-width:100%;}
.slide img,.pic-frame img,.singularity .bg img{max-width:none;}
.pic-phone img{max-width:100%;}
button{font:inherit;color:inherit;}
::selection{background:var(--gmax);color:#fff;}
:focus-visible{outline:2px solid var(--gmax);outline-offset:3px;}
.skip{position:absolute;left:16px;top:0;z-index:200;background:var(--gmax);color:#fff;padding:8px 14px;border-radius:6px;transform:translateY(-120%);}
.skip:focus{transform:translateY(12px);}
.container{max-width:1240px;margin:0 auto;padding:0 28px;}
section{padding:112px 0;scroll-margin-top:var(--header);position:relative;overflow:hidden;}
main > section:nth-of-type(even){background:#F7F4EE;}

.grain{position:fixed;inset:0;z-index:99;pointer-events:none;opacity:.05;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/></filter><rect width='160' height='160' filter='url(%23n)' opacity='0.6'/></svg>");}

.ghost{position:absolute;top:20px;right:-30px;z-index:0;font-family:var(--disp);font-weight:700;font-size:clamp(110px,20vw,300px);line-height:.9;letter-spacing:-.02em;color:transparent;-webkit-text-stroke:1px rgba(224,38,63,.13);pointer-events:none;user-select:none;white-space:nowrap;}
.ember{position:absolute;inset:0;z-index:0;pointer-events:none;background:radial-gradient(ellipse 60% 45% at 85% 0%,rgba(224,38,63,.14),transparent 65%);}

.term-tag{font-family:var(--disp);font-size:12px;font-weight:700;letter-spacing:.18em;color:var(--gmax);display:block;margin-bottom:16px;position:relative;z-index:2;}
.term-tag::before,.mast .kicker::before{content:"";display:inline-block;width:22px;height:1px;background:currentColor;margin-right:10px;vertical-align:middle;position:relative;top:-1px;}
.term-tag b{color:inherit;font-weight:600;}

h2.sec-title{font-family:var(--disp);font-size:clamp(34px,4vw,52px);line-height:1.2;font-weight:900;letter-spacing:-.03em;margin-bottom:16px;position:relative;z-index:2;}
h2.sec-title::after{content:"";display:block;width:42px;height:2px;background:var(--gmax);margin-top:18px;}
.sec-title em{font-style:normal;color:inherit;}
.sec-sub{color:var(--mut);font-size:16px;max-width:620px;position:relative;z-index:2;}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:15px 32px;border-radius:3px;font-size:15px;font-weight:700;cursor:pointer;border:none;transition:.2s;white-space:nowrap;font-family:var(--disp);letter-spacing:.04em;}
.btn-red{background:linear-gradient(180deg,#C81B30 0%,#8E1222 100%);color:#fff;box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 8px 18px rgba(142,18,34,.2);}
.btn-red:hover{background:linear-gradient(180deg,#D6253A 0%,#A41628 100%);}
.btn-ghost{background:linear-gradient(180deg,#fff,#F3EEE6);color:var(--ink);border:1px solid rgba(26,26,26,.16);box-shadow:inset 0 1px 0 #fff,0 1px 2px rgba(40,30,10,.05);}
.btn-ghost:hover{border-color:var(--ink);}

header,header.solid{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,252,248,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(26,26,26,.08);box-shadow:0 10px 28px rgba(70,48,20,.05);color:var(--ink);}
.nav{display:flex;align-items:center;height:var(--header);gap:28px;}
.logo{display:flex;align-items:baseline;gap:11px;color:var(--ink);flex:0 0 auto;}
.logo .mark{font-family:var(--disp);font-size:26px;font-weight:900;letter-spacing:.01em;}
.logo .mark i{font-style:normal;color:var(--gmax);}
.logo .cn{font-size:12px;color:var(--mut);letter-spacing:.28em;}
.nav-links{display:flex;gap:34px;margin-left:8px;}
.nav-links a{color:#3A3834;font-size:15px;font-weight:400;padding:6px 0;transition:.2s;position:relative;}
.nav-links a:hover,.nav-links a.active{color:var(--ink);}
.nav-links a:hover::after,.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--gmax);border-radius:2px;}
.nav-cta{margin-left:auto;display:flex;align-items:center;gap:20px;}
.nav-cta .login{color:#3A3834;font-size:15px;}
.nav-cta .btn{padding:11px 24px;font-size:14px;}
.nav-toggle{display:none;width:44px;height:44px;border-radius:8px;border:1px solid var(--hair-2);background:#fff;padding:0;cursor:pointer;flex-direction:column;justify-content:center;align-items:center;gap:5px;}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);transition:.2s;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6.5px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg);}

.mast{padding:calc(var(--header) + 92px) 0 80px;background:transparent;}
.mast h1{font-family:var(--disp);font-size:clamp(46px,5.6vw,76px);line-height:1.16;font-weight:900;letter-spacing:-.04em;max-width:11em;}
.mast .kicker{font-family:var(--disp);color:var(--gmax);font-size:12px;font-weight:700;letter-spacing:.18em;margin-bottom:18px;}
.mast .lead{color:var(--ink-2);max-width:680px;margin-top:22px;font-size:18px;}
.mast-facts{display:flex;flex-wrap:wrap;gap:28px 48px;list-style:none;margin-top:44px;padding-top:22px;border-top:1px solid rgba(26,26,26,.16);}
.mast-facts li{min-width:160px;}
.mast-facts b{display:block;font-family:var(--disp);font-size:18px;font-weight:700;}
.mast-facts span{color:var(--mut);font-size:13px;}
.home-hero{position:relative;height:100svh;min-height:640px;overflow:hidden;background:var(--term);}
.slide{position:absolute;inset:0;opacity:0;transition:opacity 1.2s ease;}
.slide.act{opacity:1;}
.slide img{width:112%;height:112%;object-fit:cover;object-position:center;position:absolute;top:0;left:0;}
.slide.act img{animation:kenburns 9s ease-out forwards;}
@keyframes kenburns{from{transform:scale(1);}to{transform:scale(1.06);}}
.slide::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(100deg,rgba(142,11,32,.5) 0%,rgba(11,11,14,.82) 42%,rgba(11,11,14,.25) 75%);}
.slide::after{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(11,11,14,.6),rgba(142,11,32,.12) 30%,transparent 55%,rgba(11,11,14,.88));}
.hero-ui{position:absolute;inset:0;z-index:3;display:flex;flex-direction:column;justify-content:flex-end;}
.hero-copy{padding-bottom:130px;max-width:900px;}
.hero-copy .kicker{font-family:var(--mono);font-size:13px;letter-spacing:.22em;color:#FF6B7E;margin-bottom:24px;display:flex;align-items:center;gap:14px;}
.hero-copy .kicker::before{content:"";width:34px;height:2px;background:var(--gmax);box-shadow:0 0 12px rgba(224,38,63,.8);}
.slogan{display:none;}
.slogan.act{display:block;animation:slogan-in .9s ease both;}
@keyframes slogan-in{from{opacity:0;transform:translateY(18px);}to{opacity:1;transform:none;}}
.hero-copy h1{font-family:var(--disp);font-size:clamp(40px,6vw,86px);line-height:1.06;font-weight:700;letter-spacing:-.03em;color:#fff;text-shadow:0 4px 40px rgba(142,11,32,.6);}
.hero-copy h1 em{font-style:normal;color:#fff;}
.hero-copy .s-sub{color:rgba(255,255,255,.75);font-size:17px;max-width:540px;margin-top:26px;}
.hero-ctas{display:flex;gap:14px;margin-top:40px;flex-wrap:wrap;}
.hero-foot{position:absolute;left:0;right:0;bottom:0;z-index:4;border-top:1px solid rgba(224,38,63,.35);background:rgba(20,6,10,.5);backdrop-filter:blur(12px);}
.hero-foot .container{display:flex;align-items:center;justify-content:space-between;height:74px;gap:24px;}
.dots{display:flex;gap:10px;}
.dot-i{width:44px;height:3px;border-radius:2px;background:rgba(255,255,255,.22);border:none;cursor:pointer;position:relative;overflow:hidden;padding:0;transition:.3s;}
.dot-i.act::after{content:"";position:absolute;inset:0;background:var(--gmax);box-shadow:0 0 10px rgba(224,38,63,.9);transform-origin:left;animation:fill 6s linear forwards;}
@keyframes fill{from{transform:scaleX(0);}to{transform:scaleX(1);}}
.hero-lic{display:flex;gap:22px;align-items:center;color:rgba(255,255,255,.65);font-size:12.5px;font-family:var(--mono);letter-spacing:.08em;}
.hero-lic b{color:#fff;font-weight:600;}
.hero-lic .sep{color:rgba(255,255,255,.25);}

.data-strip{background:#fff;border-top:1px solid rgba(26,26,26,.08);border-bottom:1px solid rgba(26,26,26,.08);box-shadow:0 18px 40px rgba(70,48,20,.06);}
.data-strip .container{display:grid;grid-template-columns:repeat(4,1fr);counter-reset:stat;}
.ds{padding:36px 32px 34px;border-left:1px solid var(--hair);display:flex;flex-direction:column;align-items:flex-start;gap:8px;counter-increment:stat;}
.ds::before{content:counter(stat,decimal-leading-zero);font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:var(--gmax);}
.ds:first-child{border-left:none;}
.ds .numv{font-family:var(--disp);font-size:clamp(36px,3.2vw,52px);font-weight:900;color:var(--ink);font-variant-numeric:tabular-nums;letter-spacing:-.04em;line-height:1;}
.ds .numv small{font-size:.42em;color:var(--mut);font-weight:400;margin-left:6px;letter-spacing:0;}
.ds .lbl{color:var(--mut);font-size:14px;line-height:1.4;}

.split{display:grid;grid-template-columns:1.05fr .95fr;gap:72px;align-items:center;position:relative;z-index:2;}
.split.rev .split-copy{order:2;}
.split.rev .split-pic{order:1;}
.feat{list-style:none;}
.feat li{position:relative;padding:15px 0 15px 28px;color:var(--mut-d);font-size:15px;border-bottom:1px solid var(--hair);}
.feat li::before{content:"";position:absolute;left:0;top:23px;width:7px;height:7px;background:var(--gmax);}
.feat li b{color:var(--ink);font-weight:600;}
.pic-frame{position:relative;overflow:hidden;border-radius:14px;border:1px solid var(--hair-red);aspect-ratio:4/3;box-shadow:0 30px 80px rgba(142,11,32,.25);}
.pic-frame img{width:112%;height:112%;object-fit:cover;position:absolute;top:0;left:0;transition:transform .6s ease;}
.pic-frame:hover img{transform:scale(1.04);}
.pic-frame .tag{position:absolute;left:18px;bottom:18px;z-index:2;font-family:var(--mono);font-size:11.5px;letter-spacing:.14em;color:#fff;background:rgba(142,11,32,.75);backdrop-filter:blur(8px);border:1px solid var(--hair-red);border-radius:6px;padding:7px 13px;}
.pic-wide{aspect-ratio:16/10;}
.split-pic.center{display:flex;justify-content:center;}
.pic-phone{aspect-ratio:4/5;max-width:420px;border:none;box-shadow:none;overflow:visible;background:transparent;}
.pic-phone img{position:relative;width:100%;height:100%;object-fit:contain;inset:auto;}
.pic-phone:hover img{transform:none;}

.grid4{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid rgba(26,26,26,.1);border-radius:2px;overflow:hidden;position:relative;z-index:2;background:#fff;box-shadow:0 16px 36px rgba(70,48,20,.06);}
.g4{padding:32px 28px;border-left:1px solid var(--hair);border-top:1px solid var(--hair);margin-left:-1px;margin-top:-1px;background:#fff;position:relative;}
.g4:hover{background:#FBF9F6;box-shadow:inset 3px 0 0 var(--gmax);}
.g4 .tag{font-family:var(--mono);font-size:11.5px;letter-spacing:.16em;color:var(--gmax);display:block;margin-bottom:38px;}
.g4 h3{font-size:20px;font-weight:700;font-family:var(--disp);letter-spacing:-.02em;margin-bottom:10px;}
.g4 p{color:var(--mut);font-size:14px;line-height:1.7;}

.lic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:52px;position:relative;z-index:2;}
.lic-card{background:#fff;border:1px solid rgba(26,26,26,.1);border-radius:2px;padding:36px 32px;position:relative;overflow:hidden;box-shadow:0 16px 36px rgba(70,48,20,.07);transition:border-color .2s,transform .2s,box-shadow .2s;}
.lic-card::after{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--ink);}
.lic-card:hover{border-color:rgba(26,26,26,.2);transform:translateY(-2px);}
.lic-card .flag{width:44px;height:32px;border-radius:5px;object-fit:cover;margin-bottom:20px;border:1px solid var(--hair-red);}
.lic-card .badge{font-family:var(--disp);font-size:26px;font-weight:700;letter-spacing:.04em;margin-bottom:6px;}
.lic-card .badge i{font-style:normal;color:var(--gmax);}
.lic-card h3{font-size:15.5px;font-weight:600;margin-bottom:3px;}
.lic-card .full{color:var(--mut);font-size:12.5px;margin-bottom:18px;}
.lic-card .no{font-family:var(--mono);font-size:13px;color:var(--ink-2);background:#F6F3EE;border:1px solid var(--hair);border-radius:6px;padding:7px 14px;display:inline-block;font-variant-numeric:tabular-nums;}
.lic-note{color:var(--mut);font-size:12.5px;margin-top:24px;font-family:var(--mono);position:relative;z-index:2;}

.pipe{display:flex;align-items:center;margin:38px 0 8px;font-family:var(--mono);font-size:13.5px;flex-wrap:wrap;gap:0;}
.pipe .node{background:var(--panel-red);border:1px solid var(--hair);border-radius:8px;padding:14px 22px;color:var(--ink);}
.pipe .node span{display:block;font-size:11px;color:var(--mut);letter-spacing:.1em;margin-top:2px;}
.pipe .link{flex:1 1 44px;min-width:44px;height:1px;background:linear-gradient(90deg,var(--hair-red),rgba(224,38,63,.85));position:relative;}
.pipe .link::after{content:"";position:absolute;right:-1px;top:-3px;border:3.5px solid transparent;border-left-color:var(--gmax);}
.pipe .link i{display:none;}
.pipe .link:nth-child(2) i{animation-delay:.45s;}
.pipe .link:nth-child(4) i{animation-delay:.9s;}
.pipe .link:nth-child(6) i{animation-delay:1.35s;}
@keyframes flow{from{left:0;opacity:1;}to{left:calc(100% - 7px);opacity:.4;}}
.names{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;margin-top:28px;background:var(--hair);border:1px solid var(--hair);position:relative;z-index:2;list-style:none;}
.names li{background:#fff;padding:20px 16px;font-size:15px;color:var(--ink);letter-spacing:.01em;}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:36px;list-style:none;position:relative;z-index:2;}
.flow li{border-top:2px solid var(--ink);padding-top:16px;color:var(--ink);font-size:16px;background:linear-gradient(180deg,rgba(255,255,255,.55),transparent 70px);}
.flow b{display:block;color:var(--gmax);font-family:var(--mono);font-size:12px;font-weight:500;margin-bottom:6px;}
.logo-wall{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-top:44px;position:relative;z-index:2;}
.lw{background:var(--panel);border:1px solid var(--hair);border-radius:10px;padding:20px 12px 16px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:11px;min-height:104px;transition:.25s;}
.lw img{width:100%;max-width:140px;height:38px;object-fit:contain;opacity:.85;transition:.25s;filter:grayscale(30%);}
.lw:hover{border-color:var(--red-line);background:var(--panel-red);}
.lw:hover img{opacity:1;filter:none;}
.lw span{font-family:var(--mono);font-size:11px;color:var(--mut);letter-spacing:.1em;}

.asset-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:48px;position:relative;z-index:2;}
.asset-card{border:1px solid rgba(26,26,26,.1);border-radius:2px;padding:32px 26px;background:#fff;transition:.25s;display:flex;flex-direction:column;position:relative;overflow:hidden;box-shadow:0 12px 28px rgba(70,48,20,.05);}
.asset-card::before{content:"";position:absolute;left:0;right:0;top:0;height:2px;background:var(--ink);}
.asset-card:hover{border-color:rgba(26,26,26,.22);transform:translateY(-2px);}
.asset-card .ic svg{width:26px;height:26px;stroke:var(--gmax);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;}
.asset-card h3{font-size:18px;font-weight:700;margin:18px 0 8px;font-family:var(--disp);}
.asset-card p{color:var(--mut);font-size:13px;line-height:1.65;margin-bottom:18px;}
.asset-card .spk{margin-top:auto;}
.asset-card .spk svg{width:100%;height:34px;display:block;}
.l-up{stroke:var(--up);fill:none;stroke-width:1.6;}
.l-down{stroke:var(--down);fill:none;stroke-width:1.6;}
.f-up{fill:rgba(255,77,94,.09);stroke:none;}
.f-down{fill:rgba(43,196,138,.09);stroke:none;}

.acc-wrap{overflow-x:auto;border:1px solid rgba(26,26,26,.12);border-radius:2px;background:#fff;position:relative;z-index:2;-webkit-overflow-scrolling:touch;box-shadow:0 16px 36px rgba(70,48,20,.06);}
table.acc{width:100%;border-collapse:collapse;font-size:14px;min-width:860px;}
table.acc th{background:#1a1a20;color:#fff;padding:18px 20px;text-align:center;font-size:15px;font-weight:600;}
table.acc th small{display:block;font-weight:400;font-size:11.5px;color:rgba(255,255,255,.75);margin-top:3px;}
table.acc th.hl{background:#241418;box-shadow:inset 0 -2px 0 var(--gmax);}
table.acc td{padding:16px 20px;text-align:center;border-bottom:1px solid var(--hair);color:var(--ink-2);font-variant-numeric:tabular-nums;font-family:var(--mono);font-size:13.5px;background:#fff;}
table.acc thead th:first-child{position:sticky;left:0;z-index:2;text-align:left;background:#1a1a20;}
table.acc tbody th{position:sticky;left:0;z-index:1;text-align:left;color:var(--ink);font-size:13.5px;background:#F7F4EF;font-family:var(--body);font-weight:600;white-space:nowrap;border-right:1px solid var(--hair);border-bottom:1px solid var(--hair);padding:16px 20px;}
table.acc tbody tr:nth-child(even) td{background:#F8F5F0;}
table.acc tbody tr:nth-child(even) th{background:#F1EBE3;}
table.acc tr:last-child td{border-bottom:none;}
table.acc td b{color:var(--ink);font-weight:600;}
.fine{color:var(--mut);font-size:12.5px;margin-top:14px;font-family:var(--mono);position:relative;z-index:2;}

.steps{display:flex;flex-direction:column;margin-top:44px;border-top:1px solid var(--hair);position:relative;z-index:2;}
.step{display:grid;grid-template-columns:110px 1fr auto;gap:32px;align-items:start;padding:32px 0;border-bottom:1px solid var(--hair);transition:.25s;}
.step:hover{background:transparent;}
.steps.cols{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:36px;border-top:none;}
.steps.cols .step{display:block;border-top:2px solid var(--ink);border-bottom:none;padding:20px 0 0;background:linear-gradient(180deg,rgba(255,255,255,.6),transparent 90px);}
.step .sn{font-family:var(--disp);font-size:13px;color:var(--gmax);font-weight:700;letter-spacing:.14em;padding-top:0;line-height:1;display:block;margin-bottom:12px;}
.step h3{font-size:22px;font-weight:700;letter-spacing:-.02em;margin-bottom:8px;font-family:var(--disp);}
.step p{color:var(--mut);font-size:14.5px;max-width:560px;}
.step .go{font-family:var(--mono);font-size:13px;color:var(--mut-d);padding-top:8px;}
.acts{display:flex;gap:12px;flex-wrap:wrap;margin-top:40px;position:relative;z-index:2;}
.act-pill{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:12.5px;color:var(--mut-d);border:1px solid var(--hair-red);border-radius:999px;padding:9px 18px;}
.act-pill b{color:var(--ink);font-weight:500;}

.faq-list{position:relative;z-index:2;max-width:820px;margin-top:24px;border-top:1px solid rgba(26,26,26,.16);}
details{border-bottom:1px solid rgba(26,26,26,.12);}
details summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:24px 4px;font-size:18px;font-weight:700;font-family:var(--disp);letter-spacing:-.01em;color:var(--ink);}
details summary::-webkit-details-marker{display:none;}
details summary .pm{flex:0 0 30px;height:30px;border-radius:50%;border:1px solid var(--hair-2);display:flex;align-items:center;justify-content:center;color:var(--gmax);font-size:18px;transition:.25s;font-family:var(--mono);}
details[open] summary .pm{transform:rotate(45deg);border-color:var(--gmax);background:rgba(224,38,63,.12);}
details .ans{padding:0 4px 26px;color:var(--mut-d);font-size:14.5px;max-width:720px;}

.singularity{position:relative;padding:128px 0;text-align:left;overflow:hidden;background:#F7F4EE;border-top:1px solid rgba(26,26,26,.08);box-shadow:inset 0 1px 0 #fff;}
.singularity .bg{position:absolute;inset:0;}
.singularity .bg img{width:112%;height:112%;object-fit:cover;position:absolute;top:0;left:0;}
.singularity .bg::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(142,11,32,.3),rgba(11,11,14,.88) 80%);}
.singularity:not(:has(.bg))::before{content:none;}
.singularity .container{position:relative;z-index:2;}
.singularity h2{font-family:var(--disp);font-size:clamp(36px,4vw,56px);font-weight:900;letter-spacing:-.04em;line-height:1.16;margin-bottom:14px;}
.singularity h2::before{content:"";display:block;width:42px;height:2px;background:var(--gmax);margin-bottom:22px;}
.singularity h2 em{font-style:normal;color:inherit;}
.singularity p{color:var(--mut-d);margin-bottom:28px;}
.singularity .btn{padding:14px 28px;font-size:15px;}

footer{background:#161616;color:rgba(255,255,255,.62);font-size:14px;padding:80px 0 0;border-top:3px solid var(--gmax);}
footer .logo{color:#fff;}
footer .logo .cn{color:rgba(255,255,255,.45);}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;}
.foot-grid h4{color:#fff;font-size:13px;font-weight:600;margin-bottom:18px;letter-spacing:.1em;font-family:var(--mono);}
.foot-grid a{display:block;color:rgba(255,255,255,.48);padding:5px 0;transition:.2s;}
.foot-grid a:hover{color:var(--up);}
.foot-brand p{margin-top:14px;line-height:1.8;max-width:320px;}
.office-row{display:flex;flex-wrap:wrap;gap:12px 24px;padding:0 0 44px;border-bottom:1px solid rgba(255,255,255,.12);}
.office{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.6);}
.office img{width:20px;height:15px;border-radius:2px;object-fit:cover;}
.risk{padding:28px 0;font-size:12px;color:rgba(255,255,255,.34);line-height:1.85;}
.risk b{color:rgba(255,255,255,.55);}
.copyright{border-top:1px solid rgba(255,255,255,.12);padding:22px 0;font-size:12.5px;color:rgba(255,255,255,.4);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-family:var(--mono);}

.page-hero{position:relative;overflow:hidden;padding:calc(var(--header) + 88px) 0 48px;}
.page-hero h1{font-family:var(--disp);font-size:clamp(44px,5.2vw,72px);line-height:1.16;font-weight:900;letter-spacing:-.04em;margin-bottom:18px;position:relative;}
.page-hero h1 em{font-style:normal;color:inherit;}
.page-hero p{color:var(--mut-d);max-width:640px;font-size:16.5px;position:relative;}
.hero-glow{position:absolute;top:-180px;right:-120px;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(224,38,63,.16),transparent 66%);pointer-events:none;}
.lead{max-width:860px;}
.lead + .lead{margin-top:18px;}
.timeline{margin-top:52px;border-top:1px solid var(--hair);position:relative;z-index:2;}
.tl{display:grid;grid-template-columns:150px 1fr;gap:36px;padding:30px 0;border-bottom:1px solid var(--hair);transition:.25s;}
.tl:hover{background:linear-gradient(90deg,rgba(224,38,63,.06),transparent 60%);}
.tl .yr{font-family:var(--disp);font-size:28px;color:var(--ink);font-weight:900;padding-top:0;letter-spacing:-.03em;}
.tl .yr span{display:block;font-size:11.5px;color:var(--mut);letter-spacing:.14em;margin-top:4px;font-weight:400;}
.tl p{color:var(--mut-d);font-size:14.5px;max-width:680px;}
.tl b{color:var(--ink);font-weight:600;}
.paper-sec{background:var(--paper);color:var(--ink);}
.paper-sec .sec-sub{color:var(--ink-2);}
.paper-sec .term-tag{color:var(--gmax);}
.paper-sec .term-tag b,.paper-sec .sec-title,.paper-sec h3{color:var(--ink);}
.paper-sec .lic-card{background:#fff;border:1px solid rgba(26,26,26,.1);box-shadow:0 16px 36px rgba(70,48,20,.07);}
.paper-sec .lic-card::before{opacity:1;}
.paper-sec .lic-card:hover{box-shadow:0 20px 44px rgba(19,19,22,.08);}
.paper-sec .lic-card .flag{border-color:#E2E0D9;}
.paper-sec .lic-card .full{color:var(--mut);}
.paper-sec .lic-card .no{color:var(--ink-2);background:var(--paper);border-color:#E2E0D9;}
.paper-sec .lic-note{color:var(--mut);}
.office-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:48px;position:relative;z-index:2;}
.office-card{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid rgba(26,26,26,.1);border-radius:2px;padding:18px 22px;transition:.2s;box-shadow:0 10px 24px rgba(70,48,20,.05);}
.office-card:hover{border-color:rgba(224,38,63,.5);}
.office-card img{width:34px;height:25px;border-radius:4px;object-fit:cover;}
.office-card .on{font-size:15.5px;font-weight:600;}
.office-card .os{font-family:var(--mono);font-size:11.5px;color:var(--mut);}
.tight{padding-top:0;}

.rv{opacity:0;transform:translateY(26px);transition:opacity .8s ease,transform .8s ease;}
.rv.on{opacity:1;transform:none;}
.rv-d1{transition-delay:.1s;}
.rv-d2{transition-delay:.2s;}
.rv-d3{transition-delay:.3s;}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;}
  .rv{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
  .slide:first-child{opacity:1;}
  .slide:not(:first-child){display:none;}
}

@media (max-width:1024px){
  :root{--header:64px;}
  .nav{gap:12px;}
  .nav-toggle{display:flex;flex:0 0 auto;margin-left:auto;}
  .nav-cta{margin-left:0;}
  .nav-links{display:none;position:absolute;top:var(--header);left:0;right:0;margin:0;flex-direction:column;gap:0;background:#fff;border-bottom:1px solid var(--hair);padding:6px 22px 16px;box-shadow:0 16px 40px rgba(26,26,26,.06);}
  .nav-links.open{display:flex;}
  .nav-links a{padding:14px 2px;border-bottom:1px solid var(--hair);font-size:16px;}
  .nav-links a::after{display:none;}
  section{padding:80px 0;}
  .data-strip .container{grid-template-columns:repeat(2,1fr);}
  .ds:nth-child(3){border-left:none;}
  .ds{border-top:1px solid var(--hair);}
  .names,.flow{grid-template-columns:repeat(2,1fr);}
  .steps.cols{grid-template-columns:1fr;}
  .ds:nth-child(-n+2){border-top:none;}
  .grid4{grid-template-columns:repeat(2,1fr);}
  .split{grid-template-columns:1fr;gap:44px;}
  .split.rev .split-copy{order:1;}
  .split.rev .split-pic{order:2;}
  .logo-wall{grid-template-columns:repeat(3,1fr);}
  .asset-grid,.lic-grid,.office-grid{grid-template-columns:1fr 1fr;}
  .foot-grid{grid-template-columns:1fr 1fr;}
  .hero-copy h1{font-size:clamp(36px,8vw,60px);}
  .ghost{font-size:clamp(90px,24vw,180px);opacity:.7;}
  .page-hero{padding:calc(var(--header) + 28px) 0 36px;}
}
@media (max-width:640px){
  .grid4,.data-strip .container,.asset-grid,.lic-grid,.office-grid,.foot-grid{grid-template-columns:1fr;}
  .ds{border-left:none;}
  .split{gap:32px;}
  .step,.tl{grid-template-columns:1fr;gap:8px;}
  .step .sn{padding-top:0;}
  .step .go{display:none;}
  .logo-wall,.names,.flow{grid-template-columns:1fr 1fr;}
  h2.sec-title{font-size:28px;}
  section{padding:64px 0;}
  .nav-cta .login{display:none;}
  .nav-cta .btn{padding:9px 14px;font-size:13px;}
  .logo .cn{display:none;}
  .hero-lic{display:none;}
  .hero-copy{padding-bottom:118px;}
  .hero-copy .kicker{margin-bottom:14px;}
  .hero-ctas{margin-top:22px;}
  .hero-copy .s-sub{font-size:15px;}
  .ghost{display:none;}
  .container{padding:0 18px;}
  .singularity{padding:120px 0;}
}