:root{
  --bg:#fff;--paper:#fff;--surface:rgba(0,0,0,.04);--surface-2:rgba(0,0,0,.08);
  --border:rgba(0,0,0,.07);--border-strong:rgba(0,0,0,.12);
  --text:#111;--text-2:#666;--text-3:#8f8f8f;
  --ink:#141414;--ink-2:#2e2e2e;--mark:#ffc000;--mark-2:#e8ae00;--mark-soft:rgba(255,192,0,.16);--mark-soft-2:rgba(255,192,0,.28);--mark-ink:#8a6700;--on-mark:#18182a;
  --sans:Geist,Inter,system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --r-xs:4px;--r-sm:8px;--r-md:12px;--r-lg:16px;--r-xl:24px;
  --container:1120px;--gutter:24px;--nav-h:80px;--section-y:56px;
  --shadow-soft:0 0 40px rgba(0,0,0,.05),0 0 10px rgba(0,0,0,.02);
  --shadow-lift:0 0 72px rgba(0,0,0,.07),0 0 20px rgba(0,0,0,.03);
  --ease:cubic-bezier(.2,.7,.2,1);--dur-fast:150ms;--dur:220ms;--dur-slow:500ms;
}
*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{background:var(--bg);scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.5 var(--sans);letter-spacing:-.011em;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden;min-height:100vh}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
button,input,select,textarea{font:inherit;color:inherit;letter-spacing:inherit}
button:not(:disabled){cursor:pointer}
::selection{background:var(--ink);color:#fff}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px;border-radius:4px}
h1,h2,h3{text-wrap:balance}
p{text-wrap:pretty}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:16px;top:-48px;z-index:100;padding:10px 16px;background:var(--ink);color:#fff;border-radius:999px;font-weight:500}
.skip-link:focus{top:12px}

.wrap{max-width:var(--container);margin:0 auto;padding:0 var(--gutter);position:relative}
.section{padding:var(--section-y) 0;position:relative;scroll-margin-top:var(--nav-h)}
.section--hairline{border-top:0}
.section__head{max-width:680px;margin-bottom:48px}
.section__head--center{margin-left:auto;margin-right:auto;text-align:center}
.section__head h1,.section__head h2{margin:16px 0 0}
.section__head p{margin:16px 0 0;color:var(--text-2);font-size:18px;line-height:1.55}
.section__cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:40px;align-items:center}
.section__cta--center{justify-content:center}

.t-display{font-size:64px;line-height:1.02;letter-spacing:-.04em;font-weight:500;margin:0}
.t-display-sm{font-size:44px;line-height:1.08;letter-spacing:-.035em;font-weight:500;margin:0}
.t-h3{font-size:32px;line-height:1.12;letter-spacing:-.03em;font-weight:500;margin:0}
.t-h4{font-size:22px;line-height:1.25;letter-spacing:-.02em;font-weight:500;margin:0}
.t-h5{font-size:17px;line-height:1.35;letter-spacing:-.02em;font-weight:500;margin:0}
.t-lead{font-size:18px;line-height:1.55;color:var(--text-2)}
.t-caption{font-size:13px;line-height:1.45;color:var(--text-3)}
.t-label{font:500 12px/1 var(--mono);letter-spacing:.04em;text-transform:uppercase;color:var(--text-3);margin:0}
.t-stat{font-size:32px;line-height:1;letter-spacing:-.04em;font-weight:500;font-variant-numeric:tabular-nums}
.t-gradient{background:linear-gradient(180deg,#111 0%,#4a4a4a 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;border-radius:999px;border:0;background:var(--surface);font:12px/1 var(--mono);color:var(--text-2);letter-spacing:0}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--ink)}
.dot{width:7px;height:7px;border-radius:50%;border:1px solid var(--ink);flex:none;display:inline-block}
.dot--f{background:var(--ink)}
.dot--dim{border-color:var(--text-3)}
.dot--live{background:var(--ink);animation:pulse 2s var(--ease) infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(0,0,0,.3)}70%{box-shadow:0 0 0 6px rgba(0,0,0,0)}100%{box-shadow:0 0 0 0 rgba(0,0,0,0)}}
.link{background:none;padding:0;border:0;border-bottom:1px solid var(--border-strong);font:inherit;color:var(--text);cursor:pointer}
.link:hover{border-bottom-color:var(--ink)}
.more{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:500;color:var(--text);margin-top:32px}
.more:hover{gap:12px}

.btn{--btn-h:40px;display:inline-flex;align-items:center;justify-content:center;gap:8px;height:var(--btn-h);padding:0 18px;border-radius:999px;font:500 14px/1 var(--sans);letter-spacing:-.01em;white-space:nowrap;user-select:none;position:relative;border:1px solid transparent;background:transparent;color:var(--text);transition:background var(--dur-fast) var(--ease),border-color var(--dur-fast) var(--ease),color var(--dur-fast) var(--ease),transform var(--dur-fast) var(--ease)}
.btn__icon{transition:transform var(--dur-fast) var(--ease)}
.btn:hover .btn__icon{transform:translateX(2px)}
.btn--primary{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn--primary:hover{background:var(--ink-2);border-color:var(--ink-2)}
.btn--secondary{background:var(--surface);color:var(--text)}
.btn--secondary:hover{background:var(--surface-2)}
.btn--ghost{color:var(--text-2);padding:0 10px}
.btn--ghost:hover{color:var(--text);background:var(--surface)}
.btn:active:not([disabled]){transform:scale(.97)}
.btn:focus-visible{outline:2px solid var(--ink);outline-offset:3px}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none}
.btn--sm{--btn-h:36px;padding:0 16px;font-size:13.5px}
.btn--lg{--btn-h:48px;padding:0 24px;font-size:15px}
.btn--block{width:100%}
.btn.is-loading{color:transparent!important;pointer-events:none}
.btn.is-loading::after{content:"";position:absolute;width:16px;height:16px;border-radius:50%;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;animation:spin .7s linear infinite}
.btn--secondary.is-loading::after{border-color:rgba(0,0,0,.2);border-top-color:var(--ink)}
@keyframes spin{to{transform:rotate(360deg)}}

.nav{position:sticky;top:0;z-index:50;height:var(--nav-h);background:transparent;transition:background var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.nav.is-compact{background:rgba(255,255,255,.92);-webkit-backdrop-filter:blur(12px) saturate(140%);backdrop-filter:blur(12px) saturate(140%);box-shadow:0 0 28px rgba(0,0,0,.05)}
.nav__inner{height:100%;display:flex;align-items:center;gap:32px}
.brand{display:flex;align-items:center;margin-right:auto}
.nav .brand{align-self:stretch}
.brand__logo{display:block;height:24px;width:auto}
.nav__links{display:flex;gap:28px;font-size:14px;color:var(--text-2)}
.nav__links a{padding:8px 0;transition:color var(--dur-fast) var(--ease)}
.nav__links a:hover,.nav__links a[aria-current="page"]{color:var(--text)}
.nav__mobile-cta,.nav__mobile-only{display:none}
.nav__actions{display:flex;align-items:center;gap:8px}
.nav__burger{display:none;width:44px;height:44px;margin-right:-10px;border:0;background:transparent;flex-direction:column;justify-content:center;align-items:center;gap:5px;border-radius:var(--r-sm)}
.nav__burger span{width:18px;height:1.5px;background:var(--text);transition:transform var(--dur) var(--ease)}
.nav__burger[aria-expanded="true"] span:first-child{transform:translateY(3.25px) rotate(45deg)}
.nav__burger[aria-expanded="true"] span:last-child{transform:translateY(-3.25px) rotate(-45deg)}

.hero{position:relative;padding:calc(var(--section-y)*2) 0;overflow:hidden}
.hero__grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}
.hero h1{max-width:660px;margin:24px 0 0}
.hero__lead{margin:20px 0 0;max-width:560px}
.hero__cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
.hero__micro{margin:16px 0 0;font:12px var(--mono);color:var(--text-3);letter-spacing:0}
.hero__mock{justify-self:end;width:100%;max-width:400px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.stat{background:var(--surface);border-radius:var(--r-lg);padding:22px;display:flex;flex-direction:column;gap:8px}
.stat small{font-size:13px;line-height:1.4;color:var(--text-2)}

.page-head{padding:var(--section-y) 0}
.page-head--center{text-align:center}
.page-head--center .crumbs{justify-content:center}
.page-head h1{max-width:820px;margin:20px 0 0}
.page-head p{margin:20px 0 0;max-width:620px}
.page-head--center h1,.page-head--center p{margin-left:auto;margin-right:auto}
.crumbs{display:flex;gap:8px;font:12px var(--mono);color:var(--text-3);letter-spacing:0;list-style:none;margin:0;padding:0}
.crumbs a:hover{color:var(--text)}

.mock{--w-bg:#fff;--w-surface:#f5f5f5;--w-border:rgba(0,0,0,.07);--w-border-2:rgba(0,0,0,.14);--w-text:#111;--w-text-3:#8f8f8f;
  width:100%;border-radius:20px;background:var(--w-bg);color:var(--w-text);overflow:hidden;display:flex;flex-direction:column;
  font:14px/1.55 var(--sans);letter-spacing:-.011em;box-shadow:var(--shadow-lift)}
.mock__bar{display:flex;align-items:center;gap:11px;padding:12px 12px 12px 14px;border-bottom:1px solid var(--w-border)}
.mock__av{width:34px;height:34px;border-radius:11px;background:var(--ink);color:#fff;display:grid;place-items:center;flex:none}
.mock__titles{display:flex;flex-direction:column;gap:1px;min-width:0}
.mock__name{font-weight:500;font-size:14.5px;line-height:1.2;letter-spacing:-.021em}
.mock__meta{display:flex;align-items:center;gap:6px;font-size:12px;line-height:1.2;color:var(--w-text-3)}
.mock__meta .dot{width:6px;height:6px;border-color:var(--w-text)}
.mock__meta .dot--live{background:var(--w-text)}
.mock__x{margin-left:auto;width:30px;height:30px;border:0;border-radius:9px;background:transparent;color:var(--w-text-3);display:grid;place-items:center;flex:none}
.mock__body{display:flex;flex-direction:column;gap:10px;padding:16px 14px 10px;min-height:288px}
.mock__turn{display:flex;flex-direction:column;align-items:flex-start;gap:4px;max-width:88%}
.mock__src{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 10px 0 5.5px;border-radius:9px;background:var(--w-surface);color:var(--w-text-3);font-size:11.8px;white-space:nowrap}
.mock__src svg{opacity:.7;flex:none}
.mock__bot{padding:10px 13px 11px;border-radius:17px;border-bottom-left-radius:6px;background:var(--w-surface)}
.mock__from{display:flex;align-items:center;gap:6px;margin-bottom:3px;font-size:12.5px;font-weight:500;letter-spacing:-.01em;color:var(--w-text)}
.mock__from i{width:15px;height:15px;border-radius:5px;background:var(--ink);color:#fff;display:grid;place-items:center;flex:none;font-style:normal}
.mock__text{font-size:13.6px;line-height:1.56}
.mock__u{align-self:flex-end;max-width:86%;padding:10px 14px;border-radius:17px;border-bottom-right-radius:6px;background:var(--ink);color:#fff;font-size:13.5px;line-height:1.5}
.mock__sys{align-self:center;max-width:92%;text-align:center;padding:5px 13px;border-radius:999px;background:var(--w-surface);color:var(--w-text-3);font-size:12.3px;line-height:1.45}
.mock__compose{display:flex;align-items:center;gap:8px;width:calc(100% - 24px);margin:0 12px;padding:5px 5px 5px 16px;border:1px solid transparent;border-radius:22px;background:var(--w-surface);color:var(--w-text-3);font-size:14px;text-align:left;transition:border-color var(--dur-fast) var(--ease)}
.mock__compose:hover{border-color:var(--w-border-2)}
.mock__ph{flex:1;min-width:0}
.mock__send{width:34px;height:34px;flex:none;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center}
.mock__foot{padding:9px 18px 12px;text-align:center;font-size:11.5px;line-height:1.45;color:var(--w-text-3)}
@media (prefers-reduced-motion:no-preference){
  .mock--animated.is-playing .mock__u,.mock--animated.is-playing .mock__turn,.mock--animated.is-playing .mock__sys{opacity:0;transform:translateY(6px);animation:msg-in .34s var(--ease) forwards;animation-delay:calc(var(--i)*.5s + .25s)}
  .mock--animated.is-settled .mock__u,.mock--animated.is-settled .mock__turn,.mock--animated.is-settled .mock__sys{opacity:1;transform:none;animation:none}
}
@keyframes msg-in{to{opacity:1;transform:none}}

.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.tiles--2{grid-template-columns:repeat(2,1fr)}
.tile{background:var(--surface);border-radius:var(--r-lg);padding:28px;display:flex;flex-direction:column;gap:8px}
.tile h3{margin:0;font-size:17px;line-height:1.35;letter-spacing:-.02em;font-weight:500}
.tile p{margin:0;color:var(--text-2);font-size:14px;line-height:1.6}
.section__head .t-label,.tile .t-label{font:500 12px/1 var(--mono);letter-spacing:.04em;text-transform:uppercase;color:var(--text-3)}
.tile .t-label{margin-bottom:8px}
.tile ul{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-direction:column;gap:8px;font-size:14px;color:var(--text-2)}
.tile ul li{display:flex;gap:10px}
.tile ul li::before{content:"→";font:12px/1.7 var(--mono);color:var(--text-3);flex:none}
.notes{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:12px}
.notes div{background:var(--surface);border-radius:var(--r-lg);padding:20px 22px}
.notes b{display:block;font-weight:500;font-size:14px;margin-bottom:6px}
.notes span{font-size:13px;line-height:1.5;color:var(--text-2)}
.split{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start}
.split .t-label+h2,.split h2+p{margin-top:16px}
h2+.steps,h2+.tiles,h2+.modes{margin-top:32px}
.split--center{align-items:center}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.step{background:var(--surface);border-radius:var(--r-lg);padding:28px;display:flex;flex-direction:column;gap:8px}
.step .n{font:500 12px/1 var(--mono);color:var(--text-3);letter-spacing:.04em;margin-bottom:8px}
.step h3{margin:0;font-size:17px;letter-spacing:-.02em;font-weight:500}
.step p{margin:0;color:var(--text-2);font-size:14px;line-height:1.6}

.mech{list-style:none;margin:28px 0 0;padding:0;display:flex;flex-direction:column;gap:20px}
.mech li{display:grid;grid-template-columns:28px 1fr;gap:12px}
.mech li b{display:block;font-weight:500;margin-bottom:4px}
.mech li span{color:var(--text-2);font-size:14px;line-height:1.6}
.mech li .n{font:500 12px/1.6 var(--mono);letter-spacing:.04em;color:var(--text-3)}
.pairs{list-style:none;margin:32px 0 0;padding:0;display:flex;flex-direction:column;gap:18px}
.pairs li{display:flex;gap:16px}
.pairs b{width:150px;flex:none;font-weight:500;font-size:14px}
.pairs span{font-size:14px;line-height:1.55;color:var(--text-2)}
.next{list-style:none;margin:32px 0 0;padding:0;display:flex;flex-direction:column;gap:12px}
.next li{display:grid;grid-template-columns:28px 1fr;gap:12px;font-size:14px;color:var(--text-2)}
.next li .n{font:500 12px/1.6 var(--mono);letter-spacing:.04em;color:var(--text-3)}
.next__alt{margin:20px 0 0;font-size:14px;color:var(--text-2)}

.flow{border-radius:var(--r-xl);background:var(--surface);padding:24px}
.flow__q{margin-left:auto;max-width:80%;width:fit-content;padding:10px 14px;border-radius:var(--r-md);border-bottom-right-radius:var(--r-xs);background:var(--ink);color:#fff;font-size:13.5px}
.flow__steps{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-direction:column;gap:8px;font-size:14px}
.flow__steps li{padding:12px 16px;border-radius:var(--r-md);background:var(--paper);display:flex;align-items:center;gap:12px}
.flow__steps .n{font:500 12px/1 var(--mono);color:var(--text-3);letter-spacing:.04em;width:18px;flex:none}
.flow__out{margin:16px 0 0;font-size:14px;font-weight:500}

.train{border-radius:var(--r-xl);background:var(--paper);overflow:hidden;box-shadow:var(--shadow-soft);display:grid;grid-template-columns:176px 1fr;min-height:344px}
.train__side{background:var(--surface);display:flex;flex-direction:column}
.train__side-h{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:14px;font-size:13px;font-weight:500}
.train__badge{font:500 10px/1 var(--mono);letter-spacing:.02em;padding:5px 6px;border-radius:var(--r-xs);background:var(--ink);color:#fff}
.train__chat{display:flex;gap:8px;align-items:flex-start;padding:11px 14px;font-size:13px}
.train__chat i{margin-top:6px;width:6px;height:6px;border-radius:50%;background:var(--ink);flex:none}
.train__chat b{display:block;font-weight:500}
.train__chat small{display:block;font:11px var(--mono);color:var(--text-3);margin-top:3px;letter-spacing:0}
.train__chat.is-active{background:var(--paper);border-radius:var(--r-md);margin:0 8px}
.train__chat.is-muted{opacity:.5}
.train__chat.is-muted i{background:transparent;box-shadow:inset 0 0 0 1px var(--ink)}
.train__main{display:flex;flex-direction:column;min-width:0}
.train__list{flex:1;display:flex;flex-direction:column;gap:10px;padding:16px;overflow-y:auto;max-height:420px}
.train__hint{margin:auto;max-width:34ch;text-align:center;font-size:14px;line-height:1.55;color:var(--text-2)}
.train__msg{max-width:88%;padding:10px 13px;border-radius:var(--r-lg);font-size:13.5px;line-height:1.5;animation:msg-up .26s var(--ease) both}
.train__msg--u{align-self:flex-end;border-bottom-right-radius:var(--r-xs);background:var(--ink);color:#fff}
.train__msg--b{align-self:flex-start;border-bottom-left-radius:var(--r-xs);background:var(--surface)}
.train__msg--sys{align-self:center;max-width:92%;padding:5px 13px;border-radius:999px;background:var(--surface);color:var(--text-2);font:12px var(--mono);letter-spacing:0;text-align:center}
.train__who{display:block;margin-bottom:4px;font:500 10px/1 var(--mono);letter-spacing:.04em;text-transform:uppercase;color:var(--text-3)}
.train__msg--u .train__who{color:rgba(255,255,255,.6)}
@keyframes msg-up{from{opacity:0;transform:translateY(6px)}}
.train__draft{background:var(--surface);padding:12px;margin:0 12px 12px;border-radius:var(--r-lg)}
.train__draft label{display:block;font:10px var(--mono);letter-spacing:.04em;text-transform:uppercase;color:var(--text-3);margin-bottom:6px}
.train__draft textarea{width:100%;min-height:74px;resize:none;padding:10px 12px;border:0;border-radius:var(--r-md);background:var(--paper);font-size:14px;line-height:1.5}
.train__draft textarea:focus{outline:2px solid var(--ink);outline-offset:-2px}
.train__draft .btn{margin-top:10px}
.train__ask{display:flex;gap:8px;padding:12px}
.train__ask input{flex:1;min-width:0;height:40px;padding:0 14px;border:0;border-radius:var(--r-md);background:var(--surface);font-size:14px}
.train__ask input:focus{outline:2px solid var(--ink);outline-offset:-2px}

.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;align-items:stretch}
.plan{position:relative;display:flex;flex-direction:column;padding:28px;background:var(--surface);border-radius:var(--r-xl)}
.plan--featured{background:var(--ink);color:#fff}
.plan__badge{position:absolute;top:28px;right:28px;padding:4px 8px;border-radius:var(--r-xs);background:rgba(255,255,255,.16);color:#fff;font:10px/1.2 var(--mono);letter-spacing:.06em;text-transform:uppercase}
.plan__name{font:500 12px/1 var(--mono);letter-spacing:.04em;text-transform:uppercase;color:var(--text-3)}
.plan--featured .plan__name{color:rgba(255,255,255,.6)}
.plan__price{margin-top:12px;font-size:32px;line-height:1;letter-spacing:-.04em;font-weight:500}
.plan__one{margin:8px 0 0;color:var(--text-2);font-size:14px}
.plan--featured .plan__one{color:rgba(255,255,255,.7)}
.plan__list{list-style:none;margin:24px 0 32px;padding:0;display:flex;flex-direction:column;flex:1;gap:10px;font-size:14px}
.plan__list li{display:flex;gap:10px;align-items:baseline}
.plan__list li::before{content:"";width:5px;height:5px;border-radius:50%;background:currentColor;opacity:.3;flex:none;transform:translateY(-2px)}
.plan--featured .plan__list li{color:rgba(255,255,255,.85)}
.plan .btn{margin-top:auto}
.plan--featured .btn--primary{background:#fff;border-color:#fff;color:var(--ink)}
.plan--featured .btn--primary:hover{background:rgba(255,255,255,.88);border-color:rgba(255,255,255,.88)}

.faq{border-top:0;display:flex;flex-direction:column;gap:8px}
.faq__item{background:var(--surface);border-radius:var(--r-lg);padding:0 22px}
.faq__summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:60px;padding:16px 0;cursor:pointer;font-size:17px;font-weight:500;letter-spacing:-.02em}
.faq__summary::-webkit-details-marker{display:none}
.faq__summary h2,.faq__summary h3{font:inherit;margin:0}
.faq__summary:focus-visible{outline:2px solid var(--ink);outline-offset:2px;border-radius:4px}
.faq__icon{position:relative;width:20px;height:20px;flex:none}
.faq__icon::before,.faq__icon::after{content:"";position:absolute;background:var(--text-3);left:50%;top:50%;transition:transform var(--dur) var(--ease)}
.faq__icon::before{width:12px;height:1.5px;transform:translate(-50%,-50%)}
.faq__icon::after{width:1.5px;height:12px;transform:translate(-50%,-50%)}
.faq__item[open] .faq__icon::after{transform:translate(-50%,-50%) rotate(90deg)}
.faq__content{padding:0 0 22px;color:var(--text-2);max-width:70ch}
.faq__content p{margin:0 0 12px}
.faq__content p:last-child{margin-bottom:0}

.lead{background:var(--paper);border-radius:var(--r-xl);padding:28px;box-shadow:var(--shadow-soft)}
.lead__form{display:flex;flex-direction:column;gap:16px}
.lead__form.is-loading .field{opacity:.6;pointer-events:none}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:13px;font-weight:500;color:var(--text)}
.field__opt{font-weight:400;color:var(--text-3);margin-left:6px}
.field input,.field select,.field textarea{width:100%;min-height:44px;padding:10px 12px;border-radius:var(--r-md);background:var(--surface);border:1px solid transparent;color:var(--text);font-size:15px;transition:background var(--dur-fast) var(--ease),border-color var(--dur-fast) var(--ease),box-shadow var(--dur-fast) var(--ease)}
.field textarea{resize:vertical;min-height:80px}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;background:var(--paper);border-color:var(--ink);box-shadow:0 0 0 3px rgba(0,0,0,.07)}
.field [aria-invalid="true"]{border-color:var(--ink);border-style:dashed}
.field select{appearance:none;-webkit-appearance:none;padding-right:36px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%23666666' stroke-width='1.5'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center}
.field__hint{margin:0;font-size:12.5px;color:var(--text-3)}
.field__error{margin:0;font-size:12.5px;color:var(--text);display:flex;gap:6px}
.field__error::before{content:"!";font:500 11px/16px var(--mono);width:16px;height:16px;border:1px solid var(--text);border-radius:50%;text-align:center;flex:none}
.field--hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.field__row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.snippet{display:flex;flex-direction:column;gap:10px;align-items:flex-start;margin:8px 0 14px}
.snippet pre{width:100%;margin:0;padding:12px 14px;background:var(--surface);border-radius:var(--r-md);font:12px/1.6 var(--mono);color:var(--text);white-space:pre-wrap;word-break:break-all}
.lead__more{background:var(--surface);border-radius:var(--r-md);overflow:hidden}
.lead__more summary{list-style:none;cursor:pointer;padding:11px 14px;font-size:13px;color:var(--text-2);display:flex;align-items:center;gap:8px;transition:color var(--dur) var(--ease)}
.lead__more summary::-webkit-details-marker{display:none}
.lead__more summary::before{content:"";width:7px;height:7px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(-45deg);transition:transform var(--dur) var(--ease)}
.lead__more[open] summary::before{transform:rotate(45deg)}
.lead__more summary:hover{color:var(--text)}
.lead__more-in{display:flex;flex-direction:column;gap:14px;padding:4px 14px 16px}
.lead__more-in .field input,.lead__more-in .field textarea{background:var(--paper)}
.lead__consent{margin:-4px 0 0;text-align:center;font-size:12.5px;color:var(--text-3)}
.lead__consent a{text-decoration:underline;text-underline-offset:3px}
.lead__error{border-radius:var(--r-md);padding:14px 16px;background:var(--surface);display:flex;flex-direction:column;gap:8px;align-items:flex-start}
.lead__error b{font-weight:500}
.lead__error p{margin:0;color:var(--text-2);font-size:14px}
.lead__success{display:flex;flex-direction:column;gap:12px;align-items:flex-start;min-height:300px;justify-content:center}
.lead__success p{margin:0;color:var(--text-2);max-width:44ch}
.lead__success:focus{outline:none}

.sticky-cta{display:none;position:fixed;left:0;right:0;bottom:0;z-index:30;padding:12px var(--gutter);padding-right:84px;background:rgba(255,255,255,.95);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:0 0 28px rgba(0,0,0,.06)}

.cta{border-top:0;padding:var(--section-y) 0;text-align:center}
.cta h2{margin:0 0 12px}
.cta p{margin:0 auto;max-width:560px}

.footer{border-top:0;padding:56px 0 40px;color:var(--text-2);font-size:14px;background:var(--surface)}
.footer__grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px}
.footer__brand p{margin:16px 0 0;max-width:34ch}
.footer h4{margin:0 0 12px}
.footer ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.footer a:hover{color:var(--text)}
.footer__bottom{margin-top:48px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--text-3)}
.footer address{font-style:normal}

.prose{max-width:720px}
.prose h2{font-size:19px;letter-spacing:-.02em;font-weight:500;margin:36px 0 10px}
.prose p,.prose li{color:var(--text-2)}
.prose .note{border:0;border-radius:var(--r-md);padding:14px 16px;color:var(--text-2);font-size:14px;margin:24px 0;background:var(--surface)}
.prose .meta{color:var(--text-3);font-size:13px}

@media (prefers-reduced-motion:no-preference){main>section{opacity:0;transform:translateY(14px);transition:opacity var(--dur-slow) var(--ease),transform var(--dur-slow) var(--ease)}main>section.is-visible{opacity:1;transform:none}}
.no-js main>section{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.dot--live{animation:none}.btn,.btn__icon,.nav{transition:none}}

@media (max-width:1279px){.t-display{font-size:56px}}
@media (max-width:1023px){
  :root{--section-y:44px;--nav-h:64px}
  .t-display{font-size:48px}.t-display-sm{font-size:38px}
  .nav__burger{display:flex}
  .nav__links{position:absolute;left:0;right:0;top:100%;flex-direction:column;gap:0;padding:8px var(--gutter) 20px;background:var(--paper);box-shadow:0 0 40px rgba(0,0,0,.07);font-size:16px;opacity:0;transform:translateY(-6px);pointer-events:none;transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease)}
  .nav__links a{padding:14px 0;min-height:48px;display:flex;align-items:center}
  .nav__mobile-cta{display:block;padding-top:12px}
  .nav__mobile-only{display:flex}
  .nav.is-open .nav__links{opacity:1;transform:none;pointer-events:auto}
  .nav__actions .btn{display:none}
  .hero{padding:calc(var(--section-y)*2) 0}
  .hero__grid{grid-template-columns:minmax(0,1fr);gap:40px}
  .hero__mock{justify-self:start;max-width:420px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:minmax(0,1fr);gap:40px}
  .tiles,.steps{grid-template-columns:repeat(2,1fr)}
  .notes{grid-template-columns:1fr}
  .train{grid-template-columns:1fr}
  .train__side{flex-direction:row;flex-wrap:wrap;padding-bottom:8px}
  .train__side-h{flex:1 0 100%}
  .train__chat{flex:1}
  .train__chat.is-active{margin:0 8px}
  .page-head{padding:56px 0 36px}
}
@media (max-width:767px){
  :root{--section-y:36px}
  .t-display{font-size:40px;line-height:1.06}.t-display-sm{font-size:30px;line-height:1.12}.t-h3{font-size:26px}
  .section__head p{font-size:16px}
  .hero__cta .btn,.section__cta .btn{width:100%}
  .tiles,.tiles--2,.steps,.plans{grid-template-columns:1fr}
  .pairs li{flex-direction:column;gap:4px}.pairs b{width:auto}
  .faq__summary{font-size:16px;min-height:56px;padding:14px 0}
  .faq__item{padding:0 18px}
  .field__row{grid-template-columns:1fr}
  .field input,.field select,.field textarea{min-height:48px;font-size:16px}
  .lead{padding:24px 20px}
  .footer__grid{grid-template-columns:1fr;gap:24px}
  .cta{padding:64px 0}
  .sticky-cta{display:block}
  body.has-sticky-cta{padding-bottom:76px}
}
@media (max-width:479px){:root{--gutter:20px}.t-display{font-size:34px}.stats{grid-template-columns:1fr}}

.auth-page{display:flex;min-height:100vh}
.auth{display:flex;align-items:center;justify-content:center;flex:1;padding:48px var(--gutter)}
.auth__box{width:100%;max-width:352px}
.auth__brand{font-size:16px}
.auth__box h1{margin:0 0 6px;font-size:24px;line-height:1.2;letter-spacing:-.02em}
.auth__sub{margin:0 0 30px;color:var(--text-2);font-size:15px;line-height:1.45}
.auth__form{display:flex;flex-direction:column;gap:18px}
.auth__form .btn{margin-top:4px}
.auth__steps{display:grid;grid-template-columns:1fr 1fr;gap:5px}
.auth__steps i{height:2px;border-radius:999px;background:var(--surface-2);transition:background var(--dur) var(--ease)}
.auth__steps i.is-on{background:var(--ink)}
.auth__back{align-self:flex-start;background:none;border:0;padding:2px;font:inherit;font-size:14px;color:var(--text-2)}
.auth__back:hover{color:var(--text)}
.auth__back:focus-visible{outline:2px solid var(--ink);outline-offset:3px;border-radius:4px}
.auth__consent{margin:-4px 0 0;font-size:13px;line-height:1.5;color:var(--text-3)}
.auth__consent a{color:var(--text-2);text-decoration:underline;text-underline-offset:2px}
.auth__consent a:hover{color:var(--text)}
.auth__alt{margin-top:26px;font-size:14px;color:var(--text-2)}
.auth__part{display:flex;flex-direction:column;gap:18px}
.auth__done{display:flex;flex-direction:column;gap:14px}
@media (max-width:479px){.auth{padding:32px var(--gutter)}}
.auth__top{display:flex;align-items:center;gap:10px;margin:0 0 28px}
.auth__top .auth__brand{margin:0}
.auth__back-link{display:inline-grid;place-items:center;flex:none;width:28px;height:28px;margin-left:-7px;border-radius:var(--r-sm);color:var(--text-2);transition:background var(--dur-fast) var(--ease),color var(--dur-fast) var(--ease)}
.auth__back-link:hover{background:var(--surface);color:var(--text)}
.auth__back-link:focus-visible{outline:2px solid var(--ink);outline-offset:2px}

.learn{display:flex;flex-direction:column;gap:8px}
.learn__row{display:flex;align-items:baseline;justify-content:space-between;gap:12px}
.learn__stage{font-size:13px;color:var(--text-2);line-height:1.4}
.learn__count{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;flex:none}
.learn__bar{height:4px;border-radius:999px;background:var(--surface-2);overflow:hidden}
.learn__bar i{display:block;height:100%;width:0;border-radius:999px;background:var(--ink);transition:width var(--dur-slow) var(--ease)}
.learn.is-failed .learn__bar i{background:var(--border-strong)}

.modes__tabs{display:inline-flex;gap:2px;margin-top:24px;padding:3px;border-radius:999px;background:var(--surface)}
.modes__tab{min-width:96px;height:36px;padding:0 18px;border:0;border-radius:999px;background:transparent;color:var(--text-2);font:500 13px/1 var(--mono);transition:background var(--dur-fast) var(--ease),color var(--dur-fast) var(--ease)}
.modes__tab:hover{color:var(--text)}
.modes__tab[aria-selected="true"]{background:var(--ink);color:#fff}
.modes__panel{margin:20px 0 0;border-radius:var(--r-xl);background:var(--surface);padding:8px}
.modes__row{display:grid;grid-template-columns:180px 1fr;gap:16px;padding:14px 16px;font-size:15px}
.modes__row dt,.modes__row dd{margin:0}
.modes__row dt span{font-size:13px;color:var(--text-2)}
.modes__row b{font-weight:400;transition:opacity var(--dur-fast) var(--ease)}
.modes.is-switching .modes__row b{opacity:0}
.modes__note{margin:16px 0 0;font:12px var(--mono);color:var(--text-3);letter-spacing:0}
@media (max-width:767px){.modes__row{grid-template-columns:1fr;gap:4px}.modes__tabs{display:flex;width:100%}.modes__tab{min-width:0;flex:1;padding:0 8px}}

.plan .btn--secondary{background:var(--paper)}
.plan .btn--secondary:hover{background:var(--surface-2)}

.train__modes{margin:0 0 12px}

.ico{display:block;width:36px;height:36px;margin-bottom:12px;flex:none}
.ico svg{display:block;width:100%;height:100%}
.step__top{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.step__top .ico,.step__top .n{margin:0}
.notes .ico{width:28px;height:28px;margin-bottom:10px}

.stat .ico{width:26px;height:26px;margin-bottom:2px}

.grid{position:absolute;left:0;right:0;top:0;height:100vh;z-index:0;pointer-events:none;overflow:hidden;
  --cell:96px;--line:rgba(0,0,0,.045);--tile:rgba(255,192,0,.16);
  background-image:linear-gradient(to right,var(--line) 1px,transparent 1px),linear-gradient(to bottom,var(--line) 1px,transparent 1px);
  background-size:var(--cell) var(--cell)}
.grid::after{content:"";position:absolute;inset:0;background:linear-gradient(to bottom,rgba(255,255,255,0) 45%,rgba(255,255,255,.5) 74%,#fff 96%)}
.grid i{position:absolute;display:block;width:calc(var(--cell) - 1px);height:calc(var(--cell) - 1px);background:var(--tile);
  left:calc(var(--x)*var(--cell) + 1px);top:calc(var(--y)*var(--cell) + 1px);
  animation:tile 9s var(--ease) calc(var(--x)*1.3s + var(--y)*.7s) infinite}
@keyframes tile{0%,100%{opacity:0}18%,52%{opacity:1}}
@media (prefers-reduced-motion:reduce){.grid i{animation:none;opacity:.6}}
main,.footer,.sticky-cta{position:relative;z-index:1}