/* ═════════ Токены ═════════ */
:root{
  --ink:#0c1310; --ink-2:#111c17; --ink-3:#16241d;
  --paper:#f2f4f1; --card:#ffffff;
  --mint:#3ce6a1; --mint-2:#19c985; --mint-deep:#128a5f;
  --amber:#ffb454;
  --txt:#e8efe9; --mut:#93a89b; --txt-d:#17201b; --mut-d:#5b6b61;
  --line:rgba(255,255,255,.08); --line-d:#e2e8e3;
  --fd:'Unbounded',sans-serif; --fb:'Onest',sans-serif; --fm:'JetBrains Mono',monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--fb);font-size:16px;line-height:1.6;color:var(--txt);background:var(--ink)}
::selection{background:var(--mint);color:#06281c}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--fd);line-height:1.15;letter-spacing:-.01em}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
code{font-family:var(--fm)}

/* фоновая арена: свечения + сетка + шум */
.bg-arena{position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(900px 520px at 85% -10%, rgba(60,230,161,.14), transparent 60%),
    radial-gradient(700px 500px at -10% 45%, rgba(255,180,84,.06), transparent 60%),
    var(--ink);}
.bg-arena::before{content:'';position:absolute;inset:0;
  background:
    linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:44px 44px;
  -webkit-mask-image:radial-gradient(70% 60% at 50% 0,#000 30%,transparent 100%);
          mask-image:radial-gradient(70% 60% at 50% 0,#000 30%,transparent 100%);}
.bg-arena::after{content:'';position:absolute;inset:0;opacity:.05;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");}

/* ═════════ Кнопки ═════════ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font:600 15px/1 var(--fb);padding:15px 26px;border-radius:12px;border:1px solid transparent;
  cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s,border-color .2s,color .2s;}
.btn:active{transform:scale(.97)}
.btn-p{background:var(--mint);color:#06281c}
.btn-p:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(60,230,161,.28)}
.btn-g{border-color:rgba(255,255,255,.22);color:var(--txt)}
.btn-g:hover{border-color:var(--mint);color:var(--mint);transform:translateY(-2px)}
.btn-d{border-color:rgba(214,69,69,.5);color:#d64545}
.btn-d:hover{background:rgba(214,69,69,.1)}
.btn.sm{padding:10px 16px;font-size:13.5px;border-radius:9px}
.btn.block{width:100%}

/* ═════════ Верхняя панель ═════════ */
.topbar{position:sticky;top:0;z-index:100;display:flex;align-items:center;gap:28px;
  padding:14px 28px;background:rgba(12,19,16,.78);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);}
.logo{display:flex;align-items:center;gap:9px;font:600 15px var(--fd);letter-spacing:.02em}
.nav{display:flex;gap:26px;margin-left:12px}
.nav a{font-size:14px;color:var(--mut);position:relative;transition:color .2s}
.nav a::after{content:'';position:absolute;left:0;bottom:-5px;width:0;height:2px;
  background:var(--mint);transition:width .25s}
.nav a:hover{color:var(--txt)}
.nav a:hover::after{width:100%}
.nav-act{margin-left:auto}

/* ═════════ Hero ═════════ */
.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;
  max-width:1120px;margin:0 auto;padding:88px 24px 96px;min-height:88vh}
.chip{display:inline-flex;align-items:center;gap:9px;font:600 12.5px var(--fm);
  letter-spacing:.06em;color:var(--mint);border:1px solid rgba(60,230,161,.35);
  padding:8px 14px;border-radius:999px;background:rgba(60,230,161,.06);margin-bottom:26px;}
.pulse-dot{width:8px;height:8px;border-radius:50%;background:var(--mint);
  box-shadow:0 0 0 0 rgba(60,230,161,.5);animation:ring 1.8s infinite}
@keyframes ring{0%{box-shadow:0 0 0 0 rgba(60,230,161,.5)}70%{box-shadow:0 0 0 9px rgba(60,230,161,0)}100%{box-shadow:0 0 0 0 rgba(60,230,161,0)}}
.hero h1{font-size:clamp(30px,4.6vw,54px);font-weight:800;margin-bottom:22px}
.acc{color:var(--mint);text-shadow:0 0 34px rgba(60,230,161,.4)}
.lead{font-size:17.5px;color:var(--mut);max-width:520px;margin-bottom:34px}
.lead b{color:var(--txt)}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:44px}
.facts{display:flex;gap:0;border-top:1px solid var(--line);padding-top:24px;max-width:520px}
.fact{padding:0 26px;border-left:1px solid var(--line)}
.fact:first-child{padding-left:0;border-left:0}
.fact b{display:block;font:700 21px var(--fd);color:var(--txt)}
.fact span{font-size:12.5px;color:var(--mut)}

/* демо-чат */
.hero-right{position:relative}
.demo-card{position:relative;max-width:420px;margin-left:auto;background:var(--ink-2);
  border:1px solid rgba(60,230,161,.25);border-radius:18px;overflow:hidden;
  box-shadow:0 30px 80px rgba(0,0,0,.5);}
.demo-head{display:flex;align-items:center;gap:11px;padding:16px 18px;
  border-bottom:1px solid var(--line);background:rgba(255,255,255,.02)}
.demo-avatar{width:38px;height:38px;border-radius:50%;
  background:linear-gradient(135deg,var(--mint),var(--mint-2));color:#06281c;
  font:800 13px var(--fb);display:flex;align-items:center;justify-content:center}
.demo-head strong{font-size:14px;display:block}
.demo-status{font-size:12px;color:var(--mut);display:flex;align-items:center;gap:6px;margin-top:1px}
.demo-status i{width:7px;height:7px;border-radius:50%;background:var(--mint);animation:ring 1.8s infinite}
.demo-body{height:330px;overflow-y:auto;padding:18px;display:flex;flex-direction:column;gap:10px}
.demo-foot{display:flex;align-items:center;justify-content:space-between;padding:13px 16px;
  border-top:1px solid var(--line);font-size:13.5px;color:#5b6b61}
.dm{max-width:80%;padding:10px 13px;border-radius:13px;font-size:14px;line-height:1.45;
  animation:dmIn .25s ease both}
@keyframes dmIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.dm.u{align-self:flex-end;background:var(--mint);color:#06281c;border-bottom-right-radius:4px}
.dm.a{align-self:flex-start;background:var(--ink-3);color:var(--txt);border-bottom-left-radius:4px}
.dm.typing{display:flex;gap:5px;align-items:center;padding:14px 15px}
.dm.typing i{width:6px;height:6px;border-radius:50%;background:var(--mint);animation:tp 1s infinite}
.dm.typing i:nth-child(2){animation-delay:.15s}.dm.typing i:nth-child(3){animation-delay:.3s}
@keyframes tp{0%,100%{opacity:.25;transform:translateY(0)}50%{opacity:1;transform:translateY(-3px)}}
.sticker{position:absolute;font:600 12px var(--fm);padding:9px 13px;border-radius:8px;
  box-shadow:0 10px 24px rgba(0,0,0,.4);animation:bob 5s ease-in-out infinite alternate;z-index:2}
@keyframes bob{from{transform:translateY(0) rotate(var(--r,5deg))}to{transform:translateY(-9px) rotate(var(--r,5deg))}}
.s1{top:-14px;right:22px;background:var(--amber);color:#3a2508;--r:5deg}
.s2{bottom:64px;left:-16px;background:var(--mint);color:#06281c;--r:-6deg;animation-delay:1.2s}

/* ═════════ Секции ═════════ */
.sec{padding:88px 0}
.sec-light{background:var(--paper);color:var(--txt-d)}
.sec-dark{background:var(--ink)}
.sec-head{max-width:640px;margin-bottom:52px}
.sec-head h2{font-size:clamp(24px,3vw,36px);font-weight:700;margin-bottom:12px}
.sec-sub{color:var(--mut);font-size:15px}
.kicker{display:inline-block;font:600 12px var(--fm);letter-spacing:.2em;
  text-transform:uppercase;color:var(--mint);margin-bottom:14px}
.kicker::before{content:'// '}
.kicker.dark{color:var(--mint-deep)}

/* шаги */
.steps-row{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:36px}
.steps-row::before{content:'';position:absolute;top:34px;left:6%;right:6%;
  border-top:2px dashed rgba(25,201,133,.35)}
.step{position:relative;padding-top:8px}
.step-num{font:800 62px/1 var(--fd);color:transparent;
  -webkit-text-stroke:2px var(--mint-2);transition:color .3s;margin-bottom:14px}
.step:hover .step-num{color:var(--mint-2)}
.step h3{font-size:19px;font-weight:700;margin-bottom:10px}
.step p{font-size:15px;color:var(--mut-d);max-width:300px}
.mini{display:inline-block;font:600 12.5px var(--fm);background:var(--ink);color:var(--mint);
  padding:9px 14px;border-radius:8px;margin-top:10px;transition:transform .2s}
.step:hover .mini{transform:translateX(4px)}
code.mini{background:var(--ink);color:var(--mint);padding:2px 8px;border-radius:6px;font-size:12.5px;margin:0}

/* бенто */
.bento{display:grid;grid-template-columns:repeat(12,1fr);gap:18px}
.tile{background:var(--ink-2);border:1px solid var(--line);border-radius:14px;padding:28px;
  transition:transform .3s,border-color .3s,box-shadow .3s}
.tile:hover{transform:translateY(-5px);border-color:rgba(60,230,161,.5);
  box-shadow:0 18px 44px rgba(0,0,0,.35)}
.tile h3{font-size:18px;font-weight:700;margin-bottom:10px}
.tile p{font-size:14.5px;color:var(--mut);line-height:1.6}
.t-a{grid-column:span 7;grid-row:span 2;display:flex;flex-direction:column}
.t-b{grid-column:span 5}
.t-c,.t-d,.t-e{grid-column:span 4}
.t-c p,.t-d p,.t-e p{margin-top:8px;font-size:13.5px}
.big{display:block;font:800 42px var(--fd);color:var(--mint);margin-bottom:4px}
.badge{display:inline-block;margin-top:14px;font:600 12px var(--fm);color:var(--amber);
  border:1px dashed rgba(255,180,84,.5);padding:7px 12px;border-radius:8px}
.mail-mock{margin-top:auto;background:var(--card);border-radius:10px;overflow:hidden;
  box-shadow:0 14px 34px rgba(0,0,0,.4);transition:transform .3s}
.t-a:hover .mail-mock{transform:rotate(-1.2deg) scale(1.02)}
.mm-bar{background:var(--ink);color:var(--mut);font:600 11.5px var(--fm);padding:10px 14px}
.mm-bar b{color:var(--mint)}
.mm-row{padding:10px 14px;font-size:13px;color:var(--txt-d);border-top:1px solid #eef2ee;line-height:1.5}
.mm-row b{color:var(--mint-deep)}
.mm-row.u b{color:var(--txt-d)}

/* терминал */
.term{background:#0a120e;border:1px solid var(--line);border-radius:14px;overflow:hidden;
  box-shadow:0 24px 60px rgba(0,0,0,.4)}
.term-bar{display:flex;align-items:center;gap:7px;padding:13px 18px;border-bottom:1px solid var(--line)}
.dot{width:11px;height:11px;border-radius:50%;background:#24352c}
.dot.r{background:#3a5a4c}.dot.y{background:#41584a}.dot.g{background:#4a6b58}
.term-name{font:600 12.5px var(--fm);color:var(--mut);margin-left:8px}
.term-bar .btn{margin-left:auto}
.term-code{padding:22px 24px;font:400 13.5px/1.75 var(--fm);color:#cfe8da;overflow-x:auto}
.term-code .c{color:#5b6b61}.term-code .t{color:#7ee0b8}
.term-code .a{color:var(--amber)}.term-code .s{color:var(--mint)}

/* аккаунт */
.acc-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.acc-left h2{font-size:clamp(24px,3vw,34px);margin-bottom:20px}
.acc-list{list-style:none}
.acc-list li{position:relative;padding-left:30px;margin-bottom:14px;font-size:15.5px;color:var(--mut-d)}
.acc-list li::before{content:'✓';position:absolute;left:0;top:0;width:20px;height:20px;
  background:var(--mint);color:#06281c;border-radius:50%;font:800 12px/20px var(--fb);text-align:center}
.acc-card{background:var(--card);border:1px solid var(--line-d);border-radius:16px;
  padding:32px;box-shadow:0 20px 50px rgba(23,32,27,.08)}
.tabs{display:flex;background:#eef2ee;border-radius:10px;padding:4px;margin-bottom:24px}
.tab{flex:1;border:0;background:none;font:600 14px var(--fb);color:var(--mut-d);
  padding:10px;border-radius:8px;cursor:pointer;transition:all .2s}
.tab.active{background:var(--card);color:var(--txt-d);box-shadow:0 2px 8px rgba(0,0,0,.08)}
.acc-card label{display:block;font:600 13px var(--fb);color:var(--txt-d);margin-bottom:6px}
.acc-card input{width:100%;padding:13px 14px;border:1px solid #d8e0da;border-radius:10px;
  font:400 15px var(--fb);color:var(--txt-d);background:var(--card);margin-bottom:16px;
  transition:border-color .2s,box-shadow .2s}
.acc-card input:focus{outline:none;border-color:var(--mint-2);
  box-shadow:0 0 0 3px rgba(60,230,161,.2)}
.form-err{color:#d64545;font-size:13.5px;margin-top:12px}
.logged{text-align:center;padding:16px 0}
.logged p{margin-bottom:20px;font-size:15px;color:var(--mut-d)}

/* футер */
.footer{background:var(--ink);border-top:1px solid var(--line);padding:34px 0}
.foot-in{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:var(--mut)}
.foot-tech{font:600 12px var(--fm);letter-spacing:.08em}

/* ═════════ Кабинет ═════════ */
.cab-top{position:static}
.cab-main{background:var(--paper);color:var(--txt-d);min-height:calc(100vh - 61px);padding:48px 0 80px}
.cab-head{margin-bottom:32px}
.cab-head h1{font-size:30px;font-weight:800;display:flex;align-items:center;gap:14px}
.count{font:700 14px var(--fm);background:var(--mint);color:#06281c;
  padding:4px 12px;border-radius:999px}
.cab-sub{color:var(--mut-d);font-size:15px;margin-top:8px}
.alert{padding:14px 18px;border-radius:10px;font-size:14.5px;margin-bottom:20px}
.alert.err{background:#fdecec;color:#a33;border:1px solid #f5c6c6}
.alert.ok{background:#e4f7ee;color:#12684a;border:1px solid #b9e8d2}
.create-box{background:var(--card);border:1px solid var(--line-d);border-radius:14px;
  padding:24px;margin-bottom:28px}
.create-box label{font:600 13px var(--fb);display:block;margin-bottom:8px}
.create-row{display:flex;gap:12px;flex-wrap:wrap}
.create-row input{flex:1;min-width:240px;padding:13px 15px;border:1px solid #d8e0da;
  border-radius:10px;font:400 15px var(--fm);transition:border-color .2s,box-shadow .2s}
.create-row input:focus{outline:none;border-color:var(--mint-2);box-shadow:0 0 0 3px rgba(60,230,161,.2)}
.success-box{background:var(--card);border:2px solid var(--mint);border-radius:14px;
  padding:24px;margin-bottom:28px;box-shadow:0 16px 44px rgba(25,201,133,.14)}
.success-box h2{font-size:19px;margin-bottom:8px}
.success-box p{font-size:14px;color:var(--mut-d);margin-bottom:14px}
.site-card{background:var(--card);border:1px solid var(--line-d);border-radius:14px;
  padding:20px 22px;margin-bottom:14px;transition:border-color .25s,box-shadow .25s}
.site-card:hover{border-color:var(--mint-2);box-shadow:0 10px 30px rgba(23,32,27,.07)}
.site-card .site-info,.site-card .site-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.site-info{flex:1}
.site-info h3{font-size:17px;font-weight:700}
.site-url{font-size:13px;color:var(--mint-deep);background:#e9f7f1;
  padding:3px 10px;border-radius:6px;margin-left:12px}
.site-date{font-size:12.5px;color:var(--mut-d)}
.site-actions{display:flex;gap:10px;align-items:center}
.code-block{display:none;background:#0a120e;color:#cfe8da;font:400 12.5px/1.7 var(--fm);
  padding:18px;border-radius:10px;white-space:pre-wrap;word-break:break-all;margin-top:16px}
.code-block.open{display:block;animation:dmIn .25s ease both}
.code-actions{margin-top:12px}
.empty{border:2px dashed #cdd8d0;border-radius:14px;padding:48px 24px;
  text-align:center;color:var(--mut-d);font-size:15px}

/* reveal-анимация */
[data-reveal]{opacity:0;transform:translateY(26px);
  transition:opacity .7s cubic-bezier(.22,.7,.25,1),transform .7s cubic-bezier(.22,.7,.25,1)}
[data-reveal].in{opacity:1;transform:none}

/* адаптив */
@media (max-width:960px){
  .hero{grid-template-columns:1fr;min-height:0;gap:56px;padding-top:60px}
  .hero-right{order:-1}
  .demo-card{margin:0 auto}
  .steps-row{grid-template-columns:1fr;gap:44px}
  .steps-row::before{display:none}
  .t-a,.t-b{grid-column:span 12}
  .t-c,.t-d,.t-e{grid-column:span 6}
  .acc-grid{grid-template-columns:1fr;gap:40px}
  .nav{display:none}
}
@media (max-width:600px){
  .t-c,.t-d,.t-e{grid-column:span 12}
  .facts{flex-direction:column;gap:16px}
  .fact{padding:0;border-left:0;border-top:1px solid var(--line);padding-top:14px}
  .fact:first-child{border-top:0;padding-top:0}
  .btn{width:100%}
  .cta-row .btn{width:auto}
  .hero{padding-bottom:64px}
}