/* Налажено — style-professional (адаптация): чёрный/белый + инженерный жёлтый */
@font-face{
  font-family:"Golos Text";font-style:normal;font-weight:400 900;font-display:swap;
  src:url("fonts/golos-text-cyrillic.woff2") format("woff2");
  unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116
}
@font-face{
  font-family:"Golos Text";font-style:normal;font-weight:400 900;font-display:swap;
  src:url("fonts/golos-text-latin.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD
}
@font-face{
  font-family:"IBM Plex Mono";font-style:normal;font-weight:400;font-display:swap;
  src:url("fonts/ibm-plex-mono-400-cyrillic.woff2") format("woff2");
  unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116
}
@font-face{
  font-family:"IBM Plex Mono";font-style:normal;font-weight:400;font-display:swap;
  src:url("fonts/ibm-plex-mono-400-latin.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD
}
@font-face{
  font-family:"IBM Plex Mono";font-style:normal;font-weight:500;font-display:swap;
  src:url("fonts/ibm-plex-mono-500-cyrillic.woff2") format("woff2");
  unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116
}
@font-face{
  font-family:"IBM Plex Mono";font-style:normal;font-weight:500;font-display:swap;
  src:url("fonts/ibm-plex-mono-500-latin.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD
}
:root{
  --ink:#0b0b0b;
  --ink-soft:#3d3d3d;
  --paper:#ffffff;
  --paper-warm:#f6f5f2;
  --line:#e4e2dc;
  --accent:#ffcf24;
  --accent-ink:#8a6d00;
  --ok:#16a34a;
  --bad:#dc2626;
  --font:"Golos Text",Arial,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,monospace;
  --r:6px;
  --container:1160px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--paper);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.mono{font-family:var(--mono);font-size:.78em;letter-spacing:.02em}
.nowrap{white-space:nowrap}
img{max-width:100%}
a{color:inherit}

h1{font-weight:800;font-size:clamp(30px,3.4vw,43px);line-height:1.12;letter-spacing:-.015em}
section[id]{scroll-margin-top:80px}
.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}
h1 em{font-style:normal;background:linear-gradient(transparent 62%,var(--accent) 62%,var(--accent) 94%,transparent 94%)}
h2{font-weight:800;font-size:clamp(26px,3vw,38px);line-height:1.15;letter-spacing:-.01em;margin-bottom:36px}
h3{font-weight:600;font-size:19px;line-height:1.3}
section{padding:88px 0}

/* Кнопки */
.btn{display:inline-block;font-weight:600;font-size:16px;line-height:1;padding:17px 26px;border-radius:var(--r);text-decoration:none;border:2px solid var(--ink);cursor:pointer;transition:transform .12s ease,background .12s ease}
.btn:hover{transform:translateY(-1px)}
.btn--yellow{background:var(--accent);border-color:var(--accent);color:var(--ink)}
.btn--yellow:hover{background:#ffd94f}
.btn--ghost{background:transparent;color:var(--paper);border-color:rgba(255,255,255,.4)}
.btn--ghost:hover{border-color:var(--paper)}
.btn--small{padding:11px 18px;font-size:14px}

/* Шапка */
.topbar{position:sticky;top:0;z-index:50;background:rgba(11,11,11,.92);backdrop-filter:blur(8px);border-bottom:1px solid #222}
.topbar__in{display:flex;align-items:center;gap:32px;height:64px}
.logo{font-weight:800;font-size:21px;color:var(--paper);text-decoration:none;letter-spacing:-.01em}
.logo__dot{color:var(--accent);margin-left:2px;font-size:.7em;vertical-align:2px}
.topnav{display:flex;gap:26px;margin-left:auto}
.topnav a{color:#c9c9c9;text-decoration:none;font-size:15px}
.topnav a:hover{color:var(--paper)}

/* Hero */
.hero{background:var(--ink);color:var(--paper);padding:96px 0 104px}
.hero__grid{display:grid;grid-template-columns:1.3fr .7fr;gap:48px;align-items:center}
.hero__sub{margin:26px 0 34px;font-size:19px;color:#cfcfcf;max-width:54ch}
.hero__cta{display:flex;gap:16px;flex-wrap:wrap}
.hero__note{margin-top:18px;color:#8f8f8f}
.status{display:inline-flex;align-items:center;gap:9px;font-family:var(--mono);font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:#9d9d9d;margin-bottom:26px}
.status__dot{width:9px;height:9px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(22,163,74,.18);animation:pulse 2.4s infinite}
@keyframes pulse{50%{box-shadow:0 0 0 7px rgba(22,163,74,.07)}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.status__dot{animation:none}.btn:hover{transform:none}}

/* Мокап Telegram-отчёта */
.tg-card{background:#17212b;border-radius:12px;padding:18px 20px;box-shadow:0 24px 60px rgba(0,0,0,.45);max-width:400px;transform:rotate(1.2deg)}
.tg-card__head{display:flex;gap:12px;align-items:center;color:#fff;font-size:14px;padding-bottom:12px;border-bottom:1px solid #263341}
.tg-card__avatar{flex:0 0 38px;height:38px;border-radius:50%;background:var(--accent);color:var(--ink);display:flex;align-items:center;justify-content:center;font-weight:800}
.tg-card__time{color:#8fa3b3;font-size:12px}
.tg-card__body{padding-top:14px}
.tg-card__title{color:#6d7f8f;font-size:12px;letter-spacing:.08em;margin-bottom:10px}
.tg-row{display:flex;justify-content:space-between;gap:14px;color:#c8d4de;font-size:14.5px;padding:5px 0}
.tg-row b{color:#fff;font-weight:600;text-align:right}
.tg-row .up,.up{color:#4ade80;font-style:normal;font-weight:600}
.tg-row--alert b{color:var(--accent)}
.tg-card--compact{transform:none;box-shadow:0 10px 34px rgba(0,0,0,.25);max-width:none}

/* Боли */
.pains{background:var(--paper-warm);padding:72px 0}
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.pain{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:28px 26px}
.pain__mark{display:inline-block;background:var(--accent);padding:3px 9px;font-weight:500;font-size:13px;margin-bottom:16px}
.pain h3{margin-bottom:10px}
.pain p{color:var(--ink-soft);font-size:15.5px}

/* Услуги */
.services__manifest{max-width:74ch;color:var(--ink-soft);font-size:18px;margin:-16px 0 40px}
.cards4{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.service{border-top:3px solid var(--ink);padding:24px 4px 8px}
.service:nth-child(odd){border-top-color:var(--accent)}
.service__tag{font-size:13px;letter-spacing:.08em;text-transform:uppercase;font-weight:500;margin-bottom:12px}
.service p:last-child{color:var(--ink-soft);font-size:16px}

/* Шаги */
.steps{background:var(--paper-warm)}
.steps__list{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:s}
.steps__list li{position:relative;padding-top:18px;border-top:1px solid var(--ink)}
.steps__list li::before{content:"";position:absolute;top:-5px;left:0;width:9px;height:9px;border-radius:50%;background:var(--accent);border:2px solid var(--ink)}
.steps__num{font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-ink);margin-bottom:8px}
.steps__list h3{margin-bottom:8px;font-size:18px}
.steps__list p:last-child{color:var(--ink-soft);font-size:15px}

/* Демо */
.demo__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;align-items:start}
.demo__item figcaption{margin-top:14px;font-size:14.5px;color:var(--ink-soft)}
.mini-dash{background:var(--ink);border-radius:12px;padding:20px;color:#eee}
.mini-dash__title{color:#8f8f8f;font-size:12px;letter-spacing:.08em;margin-bottom:16px}
.bars{display:flex;gap:14px;align-items:flex-end;height:150px}
.bar{flex:1;background:#3a3a3a;border-radius:3px 3px 0 0;height:var(--h);position:relative;min-height:34px}
.bar--accent{background:var(--accent)}
.bar span{position:absolute;bottom:calc(100% + 6px);left:0;right:0;text-align:center;font-size:10.5px;line-height:1.25;color:#bdbdbd}
.bar--accent span{color:var(--accent)}
.deal-card{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:20px;box-shadow:0 10px 34px rgba(0,0,0,.06)}
.deal-card__title{font-size:12px;letter-spacing:.06em;color:var(--ink-soft);margin-bottom:12px}
.deal-row{display:flex;justify-content:space-between;gap:12px;font-size:14px;padding:7px 8px;border-radius:4px}
.deal-row span{color:var(--ink-soft)}
.deal-row--bad{text-decoration:line-through;opacity:.55}
.deal-row--bad b{color:var(--bad)}
.deal-row--good{background:#f2fbf5}
.deal-row--good b{color:var(--ok)}

/* Кейс */
.case__lead{max-width:74ch;color:var(--ink-soft);font-size:18px;margin:-16px 0 36px}
.case__metric{background:var(--paper-warm);border-radius:var(--r);padding:26px 24px}
.case__metric b{display:block;font-size:44px;font-weight:800;letter-spacing:-.02em;line-height:1;margin-bottom:10px}
.case__metric span{color:var(--ink-soft);font-size:15px}
.case .btn--dark{margin-top:32px}
.btn--dark{background:var(--ink);border-color:var(--ink);color:var(--paper)}
.btn--dark:hover{background:#242424}

/* Пакеты */
.pricing{background:var(--paper-warm)}
.price-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.price{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:26px 24px;display:flex;flex-direction:column;gap:10px}
.price h3{font-size:18px}
.price__num{font-weight:800;font-size:24px;letter-spacing:-.01em}
.price__term{color:var(--ink-soft);font-size:13px}
.price p:last-child{color:var(--ink-soft);font-size:14.5px;margin-top:auto}
.price--flagship{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.price--flagship .price__term,.price--flagship p:last-child{color:#b5b5b5}
.price__badge{align-self:flex-start;background:var(--accent);color:var(--ink);padding:3px 9px;font-size:12px;letter-spacing:.06em;text-transform:uppercase;font-weight:500}
.pricing__note{margin-top:28px;color:var(--ink-soft);max-width:70ch}

/* Сравнение */
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:15.5px;min-width:720px}
th,td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--line);vertical-align:top}
thead th{font-family:var(--mono);font-size:12.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-soft)}
th.th-brand{color:var(--ink);background:var(--accent)}
tbody td:first-child{font-weight:600;width:24%}
tbody td:last-child{background:#fffae0;font-weight:500}

/* Основатель */
.founder{background:var(--ink);color:var(--paper)}
.founder__grid{display:grid;grid-template-columns:280px 1fr;gap:56px;align-items:center}
.founder__photo{aspect-ratio:4/5;background:#161616;border:1px solid #2c2c2c;border-radius:var(--r);display:flex;align-items:center;justify-content:center;overflow:hidden}
.founder__photo img{width:100%;height:100%;object-fit:cover}
.founder__monogram{font-weight:800;font-size:110px;color:var(--paper);letter-spacing:-.02em}
.founder__monogram i{font-style:normal;color:var(--accent);font-size:.35em;vertical-align:8px}
.founder p{color:#cfcfcf;max-width:62ch;margin-bottom:18px}
.founder__stats{list-style:none;display:flex;gap:36px;flex-wrap:wrap;margin:26px 0 24px;padding:0}
.founder__stats li{border-left:3px solid var(--accent);padding-left:14px}
.founder__stats b{display:block;font-size:30px;font-weight:800;line-height:1;color:var(--paper)}
.founder__stats span{display:block;margin-top:6px;color:#9d9d9d;font-size:13.5px;max-width:20ch}
.founder .status{margin:6px 0 0}

/* FAQ */
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-weight:600;font-size:18px;padding:20px 36px 20px 0;list-style:none;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:16px;font-size:26px;font-weight:400;color:var(--accent-ink)}
.faq details[open] summary::after{content:"–"}
.faq details p{padding:0 0 22px;color:var(--ink-soft);max-width:72ch}

/* Форма */
.lead{background:var(--paper-warm)}
.lead__grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.lead h2{margin-bottom:18px}
.lead p{color:var(--ink-soft)}
.lead__alt{margin-top:18px}
.lead__alt a{font-weight:600;color:var(--ink)}
form{display:flex;flex-direction:column;gap:16px;background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:30px 28px}
form label{display:flex;flex-direction:column;gap:7px;font-size:14px;font-weight:600}
input,textarea{font:inherit;font-weight:400;padding:13px 14px;border:1.5px solid var(--line);border-radius:var(--r);background:var(--paper)}
input:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:0;border-color:var(--accent)}
.hp{position:absolute;left:-9999px;height:0;width:0;overflow:hidden}
form label.agree{flex-direction:row;align-items:flex-start;font-weight:400;color:var(--ink-soft);gap:10px}
.agree input{width:17px;height:17px;margin-top:2px}
form.was-submitted input:invalid,form.was-submitted textarea:invalid{border-color:var(--bad)}
.form-msg{min-height:1.4em;font-size:14.5px}
.form-msg.ok{color:var(--ok)}
.form-msg.err{color:var(--bad)}

/* Футер */
.footer{background:var(--ink);color:#9a9a9a;padding:44px 0;border-top:1px solid #222}
.footer__in{display:flex;justify-content:space-between;gap:32px;align-items:flex-start}
.logo--footer{color:var(--paper)}
.footer a{color:#c9c9c9}

/* Кейс-страница (playbook) */
.pb-hero,.pb-final{background:var(--ink);color:var(--paper);padding:88px 0}
.pb-hero h1{margin-bottom:26px}
.pb-hero__sub{color:#cfcfcf;max-width:70ch;margin-bottom:16px;font-size:18px}
.pb-hero ul{color:#cfcfcf;max-width:70ch;padding-left:22px;margin:4px 0 26px}
.pb-hero li{margin-bottom:5px}
.pb-final h2{max-width:26ch}
.pb-final p{color:#cfcfcf;max-width:70ch;margin-bottom:16px}
.pb-final .hero__cta{margin-top:28px}
.pb{padding:64px 0;border-bottom:1px solid var(--line)}
.pb h2{margin-bottom:24px}
.pb h3{margin:26px 0 10px;font-size:18px}
.pb p{max-width:76ch;color:var(--ink-soft);margin-bottom:13px;font-size:16px}
.pb p b{color:var(--ink)}
.pb ul{max-width:76ch;padding-left:22px;color:var(--ink-soft);margin-bottom:14px}
.pb li{margin-bottom:5px}
.pb details{border:1px solid var(--line);border-radius:var(--r);background:var(--paper);margin-bottom:12px;padding:0 20px}
.pb details summary{cursor:pointer;font-weight:600;font-size:16.5px;padding:15px 30px 15px 0;list-style:none;position:relative}
.pb details summary::-webkit-details-marker{display:none}
.pb details summary::after{content:"+";position:absolute;right:2px;top:11px;font-size:22px;font-weight:400;color:var(--accent-ink)}
.pb details[open] summary::after{content:"–"}
.pb details p,.pb details ul{font-size:15px}
.pb details[open]{padding-bottom:10px}

/* Адаптив */
@media (max-width:1020px){
  .hero__grid{grid-template-columns:1fr;gap:48px}
  .hero__demo{display:flex;justify-content:center}
  .cards3,.demo__grid{grid-template-columns:1fr 1fr}
  .price-grid,.steps__list{grid-template-columns:1fr 1fr}
  .founder__grid{grid-template-columns:1fr;gap:32px}
  .founder__photo{max-width:260px}
}
@media (max-width:680px){
  section{padding:60px 0}
  .topnav{display:none}
  .hero{padding:64px 0 72px}
  .hero h1 br:first-of-type{display:none}
  .founder__monogram{font-size:80px}
  .cards3,.cards4,.demo__grid,.price-grid,.steps__list{grid-template-columns:1fr}
  .lead__grid{grid-template-columns:1fr;gap:36px}
  .tg-card{transform:none}
  .footer__in{flex-direction:column}
}