:root{
 --bg:#0A0812;--bg-2:#110E1C;--bg-3:#0D0A17;--card:#171325;--card-2:#1E1830;--line:#2A2538;--line-2:#3A3350;
 --text:#F4F2FA;--muted:#B3ADC1;--soft:#8F89A0;
 --c1:#FF7A45;--c2:#FF4D7A;--c3:#C04BFF;--c4:#3DB8FF;
 --grad:linear-gradient(90deg,#FF7A45 0%,#FF4D7A 35%,#C04BFF 70%,#3DB8FF 100%);
 --font:'Poppins','Helvetica Neue',Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%}
a{color:#FF8FA8}a:hover{color:#FFFFFF}
:focus-visible{outline:3px solid var(--c4);outline-offset:3px;border-radius:6px}
.wrap{max-width:1200px;margin:0 auto;padding:0 48px}
.skip{position:absolute;left:-999px;top:0;background:var(--text);color:var(--bg);padding:12px 16px;z-index:10}.skip:focus{left:16px;top:16px}
h1,h2,h3{margin:0;font-family:var(--font);font-weight:700;letter-spacing:-.025em}
p{margin:0}
em.acc{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{font-size:14px;font-weight:600;letter-spacing:.02em;color:var(--muted);display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:28px;height:3px;border-radius:2px;background:var(--grad)}
.dark{background:var(--bg-2)}
.sand{background:var(--bg-3);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.btn{white-space:nowrap;display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 28px;border-radius:999px;font-weight:600;font-size:16px;text-decoration:none;border:1px solid transparent;cursor:pointer;font-family:var(--font);transition:transform .15s,box-shadow .15s,background .15s}
.btn-primary{background:var(--grad);color:#0A0812;box-shadow:0 8px 30px -10px rgba(192,75,255,.6)}
.btn-primary:hover{color:#0A0812;transform:translateY(-1px);box-shadow:0 12px 36px -10px rgba(255,77,122,.7)}
.btn-ghost{border-color:rgba(255,255,255,.28);color:var(--text);font-weight:500}.btn-ghost:hover{background:rgba(255,255,255,.08);color:var(--text)}
.btn-sm{min-height:44px;padding:0 20px;font-size:15px}
/* header */
.site-header{border-bottom:1px solid var(--line);background:rgba(10,8,18,.85);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);position:sticky;top:0;z-index:5}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:32px;padding-top:16px;padding-bottom:16px}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--text)}
.logo span{font-size:20px;font-weight:700;letter-spacing:-.02em;white-space:nowrap}
.logo:hover{color:var(--text)}
.nav{display:flex;align-items:center;gap:32px;font-size:15px}
.nav a.nav-link{color:var(--muted);text-decoration:none}.nav a.nav-link:hover{color:var(--text)}
/* hero */
.hero{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:56px;align-items:center;padding-top:80px;padding-bottom:80px}
.hero-text{display:flex;flex-direction:column;gap:26px}
.hero h1{font-size:56px;line-height:1.06;letter-spacing:-.035em}
.hero .lead{font-size:20px;line-height:1.55;max-width:540px;color:var(--text)}
.hero .sub{font-size:17px;line-height:1.6;color:var(--muted);max-width:520px}
.actions{display:flex;gap:14px;flex-wrap:wrap}
.checks{display:flex;gap:24px;flex-wrap:wrap;font-size:15px;color:var(--muted)}
.checks span{display:inline-flex;align-items:center;gap:8px}
.checks svg{color:var(--c3)}
.hero-visual{position:relative}
.hero-visual svg{display:block;width:100%;height:auto}
.spin{transform-origin:280px 280px;animation:spin 80s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.spin{animation:none}*{transition:none!important}}
/* trio */
.trio{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg-3)}
.trio .wrap{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;padding-top:30px;padding-bottom:30px;font-size:28px;font-weight:600;letter-spacing:-.02em}
.trio .c{text-align:center}.trio .r{text-align:right}
/* sections */
.section{padding-top:112px;padding-bottom:112px}
.stack{display:flex;flex-direction:column;gap:56px}
.split{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:64px;align-items:end}
.head{display:flex;flex-direction:column;gap:16px}
.h2{font-size:46px;line-height:1.1}
.h2-sm{font-size:38px;line-height:1.12}
.intro{font-size:17px;line-height:1.65;color:var(--muted)}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.step{display:flex;flex-direction:column;gap:14px;border-top:1px solid var(--line-2);padding-top:24px;position:relative}
.step::before{content:"";position:absolute;top:-1px;left:0;width:64px;height:3px;border-radius:2px;background:var(--grad)}
.step .num{font-size:48px;font-weight:700;line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;width:max-content}
.step h3{font-size:24px}
.step p,.principle p{color:var(--muted)}
.principle{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:28px;display:flex;flex-direction:column;gap:10px}
.principle h3{font-size:18px;font-weight:600;letter-spacing:-.01em}
.principle p{font-size:15px}
/* examples */
.tabs{display:flex;flex-wrap:wrap;gap:10px}
.tab{min-height:44px;padding:10px 20px;border-radius:999px;border:1px solid var(--line-2);background:transparent;color:var(--muted);font:500 15px var(--font);cursor:pointer}
.tab:hover{color:var(--text);border-color:var(--soft)}
.tab[aria-selected="true"]{background:var(--text);border-color:var(--text);color:var(--bg)}
.panel{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:32px;background:var(--card);border:1px solid var(--line);border-radius:24px;padding:48px}
.panel-main{grid-column:span 3;display:flex;flex-direction:column;gap:22px}
.panel-main h3{font-size:30px;line-height:1.2}
.panel-label{font-size:14px;font-weight:600;color:var(--soft)}
.steps{margin:0;padding:0;list-style:none;border-top:1px solid var(--line)}
.steps li{display:flex;gap:20px;align-items:baseline;padding:13px 0;border-bottom:1px solid var(--line);font-size:17px}
.steps li span{font-size:13px;font-weight:600;color:var(--c2);min-width:24px}
.panel-side{grid-column:span 2;display:flex;flex-direction:column;justify-content:flex-end}
.benefit{position:relative;border-radius:20px;padding:32px;display:flex;flex-direction:column;gap:14px;background:linear-gradient(150deg,#2A1438 0%,#16163A 100%);border:1px solid #3A2A55;overflow:hidden}
.benefit::before{content:"";position:absolute;inset:0 0 auto 0;height:3px;background:var(--grad)}
.benefit .panel-label{color:#E7A6FF}
.benefit p{font-size:22px;line-height:1.4;font-weight:600}
/* time */
.usage{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:40px;display:flex;flex-direction:column;gap:14px}
.usage h3{font-size:26px}
.usage p{color:var(--muted)}
blockquote{margin:0;max-width:940px;font-size:34px;line-height:1.3;font-weight:600;letter-spacing:-.025em}
/* orchestra */
.level{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:32px;display:flex;flex-direction:column;gap:18px}
.level h3{font-size:22px}
.level p{font-size:15px;color:var(--muted)}
.level.inv{background:linear-gradient(150deg,#2A1438 0%,#16163A 100%);border-color:#3A2A55}
.level.inv p{color:#CFC6E0}
.flow-box{background:var(--bg-3);border:1px solid var(--line);border-radius:24px;padding:36px;display:flex;flex-direction:column;gap:24px}
.flow{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px;margin:0;padding:0;list-style:none}
.flow li{border:1px solid var(--line-2);border-radius:16px;padding:18px;display:flex;flex-direction:column;gap:8px;background:var(--bg-2)}
.flow li small{font-size:12px;font-weight:600;color:var(--soft)}
.flow li b{font-weight:600;font-size:15px;line-height:1.4}
.flow li.a{background:var(--card-2);border-color:#3A2A55}.flow li.a small{color:#C9A6FF}
.flow li.h{background:var(--grad);border-color:transparent;color:#0A0812}.flow li.h small{color:#2A0E2A}
.flow-note{font-size:21px;line-height:1.45;font-weight:500;max-width:860px}
/* domains */
.domains{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--line-2)}
.domain{padding:28px;display:flex;flex-direction:column;gap:10px;border-bottom:1px solid var(--line);border-left:1px solid var(--line)}
.domain:nth-child(3n+1){border-left:0;padding-left:0}.domain:nth-child(3n){padding-right:0}
.domain:nth-last-child(-n+3){border-bottom:0}
.domain .t{display:flex;align-items:center;gap:12px}
.domain .t svg{color:var(--c2)}
.domain:nth-child(2) .t svg{color:var(--c3)}.domain:nth-child(3) .t svg{color:var(--c4)}.domain:nth-child(4) .t svg{color:var(--c1)}.domain:nth-child(5) .t svg{color:var(--c3)}.domain:nth-child(6) .t svg{color:var(--c4)}
.domain h3{font-size:18px;font-weight:600;letter-spacing:-.01em}
.domain .m{font-size:16px;font-weight:500;color:var(--text)}
.domain p.d{font-size:15px;color:var(--muted)}
.nobox{position:relative;border-radius:20px;padding:32px 40px;display:flex;justify-content:space-between;align-items:center;gap:32px;background:var(--card);border:1px solid var(--line)}
.nobox::before{content:"";position:absolute;inset:-1px;border-radius:21px;padding:1px;background:var(--grad);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.nobox h3{font-size:24px}
.nobox p{font-size:15px;color:var(--muted);max-width:720px;margin-top:8px}
/* faq */
.faq-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:48px}
.faq-list{grid-column:span 2;border-top:1px solid var(--line-2)}
details{border-bottom:1px solid var(--line);padding:20px 0}
summary{display:flex;justify-content:space-between;align-items:center;gap:24px;font-size:18px;font-weight:500;min-height:44px;cursor:pointer;list-style:none}
summary::-webkit-details-marker{display:none}
summary .plus{font-size:28px;font-weight:400;color:var(--c2);transition:transform .2s;flex-shrink:0}
details[open] summary .plus{transform:rotate(45deg)}
details p{margin-top:10px;color:var(--muted);max-width:680px}
/* contact */
.contact{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:64px;align-items:start}
.contact h2{font-size:50px;line-height:1.08;letter-spacing:-.035em}
.contact .checks{flex-direction:column;gap:12px;font-size:16px;font-weight:600;color:var(--text)}
form{background:var(--card);border:1px solid var(--line);color:var(--text);border-radius:24px;padding:40px;display:flex;flex-direction:column;gap:20px}
.row2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.field{display:flex;flex-direction:column;gap:8px}
label{font-size:14px;font-weight:600}
label .opt{font-weight:400;color:var(--soft)}
input,textarea{min-height:48px;padding:12px 14px;border:1px solid var(--line-2);border-radius:12px;background:var(--bg);font:400 16px/1.5 var(--font);color:var(--text);width:100%}
input:focus,textarea:focus{border-color:var(--c3);outline:none;box-shadow:0 0 0 3px rgba(192,75,255,.25)}
textarea{resize:vertical}
::placeholder{color:#6F6982}
.hp{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
form .btn{width:100%}
.form-note{font-size:13px;line-height:1.55;color:var(--soft)}
.form-status{font-size:15px;line-height:1.5;border-radius:12px;padding:14px 16px}
.form-status.ok{background:#12301F;color:#A7F0C4}
.form-status.err{background:#3A1420;color:#FFB3C2}
/* footer */
.site-footer{background:#07060D;color:var(--soft);border-top:1px solid var(--line);font-size:14px}
.site-footer .wrap{display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap;padding-top:36px;padding-bottom:36px}
.site-footer .brand{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.site-footer .brand b{font-size:17px;font-weight:700;color:var(--text)}
.site-footer nav{display:flex;gap:24px;flex-wrap:wrap}
.site-footer a{color:var(--soft)}.site-footer a:hover{color:var(--text)}
/* legal pages */
.legal{max-width:880px;margin:0 auto;padding:88px 48px 120px;display:flex;flex-direction:column;gap:40px}
/* responsive */
@media (max-width:1024px){
 .wrap{padding:0 32px}
 .nav .nav-link{display:none}
 .hero h1{font-size:50px}
 .h2{font-size:40px}.contact h2{font-size:42px}
 .flow{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:820px){
 body{font-size:16px}
 .wrap{padding:0 20px}
 .hero,.split,.contact,.faq-grid,.grid2,.grid3,.panel,.domains{grid-template-columns:1fr}
 .hero{gap:32px;padding-top:48px;padding-bottom:56px}
 .hero-visual{max-width:420px;margin:0 auto;width:100%}
 .hero h1{font-size:38px}
 .hero .lead{font-size:18px}
 .split{gap:20px;align-items:start}
 .section{padding-top:72px;padding-bottom:72px}
 .stack{gap:40px}
 .h2{font-size:32px}.h2-sm{font-size:28px}.contact h2{font-size:34px}
 blockquote{font-size:25px}
 .trio .wrap{grid-template-columns:1fr;gap:4px;font-size:22px}
 .trio .c,.trio .r{text-align:left}
 .panel{padding:24px;gap:24px}
 .panel-main,.panel-side,.faq-list{grid-column:auto}
 .panel-main h3{font-size:24px}
 .benefit p{font-size:19px}
 .flow{grid-template-columns:1fr 1fr}
 .domain{padding:24px 0!important;border-left:0!important;border-bottom:1px solid var(--line)!important}
 .domain:last-child{border-bottom:0!important}
 .nobox{flex-direction:column;align-items:flex-start;padding:24px}
 .row2{grid-template-columns:1fr}
 form{padding:24px}
 .usage{padding:28px}
 .legal{padding:56px 20px 80px}
 .legal h1{font-size:38px!important}
 .legal [style*="grid-template-columns"]{grid-template-columns:1fr!important}
 .site-header .btn-sm{padding:0 16px}
}
@media (max-width:420px){.flow{grid-template-columns:1fr}.logo{gap:8px}.logo span{font-size:17px}.logo svg{width:28px;height:28px}.site-header .wrap{gap:12px}.site-header .btn-sm{padding:0 14px;font-size:14px;min-height:42px}}