/* TENSTAFF — публичный сайт. Вид взят с рабочего роудмапа TENSTAFF: Prata + Onest + JetBrains Mono,
   бумага #ffffff, полосы #f5f6f8, линии #e3e7ed, акцент #1f5eff. Один файл, без внешних зависимостей. */

@font-face{font-family:"Prata";font-style:normal;font-weight:400;font-display:swap;
  src:url("fonts/prata-cyrillic.woff2") format("woff2");
  unicode-range:U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116}
@font-face{font-family:"Prata";font-style:normal;font-weight:400;font-display:swap;
  src:url("fonts/prata-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+2212}
@font-face{font-family:"Onest";font-style:normal;font-weight:400;font-display:swap;
  src:url("fonts/onest-cyrillic.woff2") format("woff2");
  unicode-range:U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116}
@font-face{font-family:"Onest";font-style:normal;font-weight:400;font-display:swap;
  src:url("fonts/onest-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+2212}
@font-face{font-family:"JetBrains Mono";font-style:normal;font-weight:400;font-display:swap;
  src:url("fonts/jetbrains-mono-cyrillic.woff2") format("woff2");
  unicode-range:U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116}
@font-face{font-family:"JetBrains Mono";font-style:normal;font-weight:400;font-display:swap;
  src:url("fonts/jetbrains-mono-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+2212}

:root{
  --ink:#0e1116; --paper:#ffffff; --soft:#f5f6f8; --line:#e3e7ed; --muted:#5b6675;
  --accent:#1f5eff; --ok:#0f7a4d; --warn:#a63a2e;
  --body:#333d4a; --body-2:#3a4553;
  --serif:"Prata","Times New Roman",serif;
  --sans:"Onest","Inter",-apple-system,system-ui,sans-serif;
  --mono:"JetBrains Mono","SF Mono",ui-monospace,monospace;
  --pad:clamp(20px,5vw,64px);
  --w:1080px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:clip;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:400 17px/1.6 var(--sans);-webkit-font-smoothing:antialiased}
img,svg{max-width:100%}
a{color:inherit;text-decoration:none}
p{margin:0 0 14px;max-width:66ch}
h1,h2,h3{font-family:var(--serif);font-weight:400;line-height:1.12;margin:0;letter-spacing:-.01em}
h1{font-size:clamp(34px,5.2vw,64px)}
h2{font-size:clamp(27px,3.4vw,42px)}
h3{font-size:clamp(19px,1.6vw,22px);line-height:1.25}
.wrap{max-width:var(--w);margin:0 auto;padding:0 var(--pad)}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 14px;z-index:100}
.skip:focus{left:12px;top:12px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

/* подписи, служебный текст */
.kicker{font:400 11px/1.4 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 18px;max-width:none}
.lead{font-size:clamp(17px,1.5vw,20px);line-height:1.55;color:#2b3543;max-width:60ch}
.note{font-size:13.5px;line-height:1.5;color:var(--muted);margin:0}
.muted{color:var(--muted)}
.mono{font:400 11px/1.4 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.accent{color:var(--accent)}
.mt-0{margin-top:0}.mb-0{margin-bottom:0}
.mt-24{margin-top:24px}.mt-32{margin-top:34px}
.link-arrow{display:inline-flex;align-items:center;gap:7px;font-size:15px;border-bottom:1px solid var(--accent);padding-bottom:2px}
.link-arrow::after{content:"→"}
.anchor{scroll-margin-top:80px}

/* шапка */
.hd{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line)}
.hd-in{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px}
.brand .mark{display:block;flex:0 0 auto;color:var(--ink)}
.brand .mk-a{fill:var(--accent)}
.brand b{font:400 17px/1 var(--serif);letter-spacing:.06em}
.nav{display:flex;align-items:center;gap:2px}
.nav a{padding:7px 10px;border-radius:6px;font-size:14.5px;color:#2a3340;transition:background .18s,color .18s}
.nav a:hover{background:var(--soft);color:var(--ink)}
.nav a.on{color:var(--ink);box-shadow:inset 0 -2px 0 var(--accent);border-radius:0}
.nav .btn{margin-left:8px;border-radius:3px;color:#fff}
.burger{display:none;width:42px;height:42px;border:1px solid var(--line);background:var(--paper);
  align-items:center;justify-content:center;flex-direction:column;gap:5px;cursor:pointer}
.burger span{display:block;width:18px;height:1px;background:var(--ink);transition:transform .2s ease,opacity .2s}
.hd.open .burger span:first-child{transform:translateY(3px) rotate(45deg)}
.hd.open .burger span:last-child{transform:translateY(-3px) rotate(-45deg)}

/* кнопки */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 22px;
  background:var(--ink);color:#fff;border:1px solid var(--ink);font:400 15px/1 var(--sans);cursor:pointer;
  border-radius:3px;transition:background .18s,border-color .18s}
.btn:hover{background:#1b222c;border-color:#1b222c}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn.ghost:hover{background:var(--soft);border-color:var(--ink)}
.btn.blue{background:var(--accent);border-color:var(--accent)}
.btn.blue:hover{background:#1449d6;border-color:#1449d6}
.btn.sm,.btn-sm{height:40px;padding:0 16px;font-size:14px}
.cta{display:flex;flex-wrap:wrap;gap:10px;margin:26px 0 0}

/* секции */
.sec{padding:clamp(46px,6vw,86px) 0;border-bottom:1px solid var(--line)}
.sec.soft{background:var(--soft)}
.sec-head{max-width:760px;margin-bottom:clamp(24px,3vw,34px)}
.sec-head h2{margin-bottom:16px}
.grid{display:grid;gap:1px;background:var(--line);border:1px solid var(--line)}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.cell{background:var(--paper);padding:22px 20px}
.cell.bg{background:var(--soft)}
.card{background:var(--soft);border:1px solid var(--line);padding:22px 20px}
.card p:last-child{margin-bottom:0}
.num-tag{display:block;font:400 12px/1 var(--mono);letter-spacing:.1em;color:var(--accent);margin-bottom:12px}
.card h3,.cell h3{margin-bottom:10px}
.card p,.cell p{font-size:15px;line-height:1.55;color:var(--body-2);margin-bottom:10px}
.gain{margin-top:14px;padding-top:12px;border-top:1px solid var(--line);font-size:14px;line-height:1.5;color:var(--muted)}
.gain b{display:block;font-weight:400;color:var(--ink);margin-bottom:2px}

/* первый экран */
.hero-in{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr);gap:clamp(24px,4vw,54px);
  align-items:start;padding:clamp(34px,5vw,66px) 0 clamp(34px,5vw,64px)}
.hero h1{max-width:19ch;margin-bottom:20px}
.hero .lead{margin-top:0}
.hero .facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--line);
  border:1px solid var(--line);margin:30px 0 0;padding:0}
.hero .facts div{background:var(--paper);padding:16px 16px 18px}
.hero dt{font:400 10.5px/1.3 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.hero dd{margin:9px 0 0;font-size:13.5px;line-height:1.4;color:var(--body)}

/* макет переписки */
.chat{background:var(--paper);border:1px solid var(--line)}
.chat-top{display:flex;align-items:center;gap:9px;padding:11px 14px;border-bottom:1px solid var(--line);
  font:400 10.5px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.chat-top .dot{width:6px;height:6px;background:var(--ok)}
.chat-time{margin-left:auto;letter-spacing:0;color:#8c96a3}
.chat-body{padding:16px 14px 6px;display:flex;flex-direction:column;gap:10px;background:var(--soft)}
.msg{max-width:88%;padding:11px 14px;font-size:14.5px;line-height:1.5;border:1px solid var(--line);background:var(--paper)}
.msg.in{background:var(--paper)}
.msg.out{background:var(--ink);color:#fff;border-color:var(--ink);margin-left:auto}
.chat-foot{display:flex;flex-wrap:wrap;gap:6px;padding:12px 14px 14px;background:var(--soft);border-top:1px solid var(--line)}
.pill{font:400 10px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;padding:6px 9px;
  border:1px solid var(--line);color:var(--muted);background:var(--paper)}
.pill.ok{color:#fff;border-color:var(--ok);background:var(--ok)}
.chat-cap{margin-top:10px;font-size:12.5px;line-height:1.45;color:var(--muted)}

/* шаги */
.steps{border-top:1px solid var(--line)}
.step{display:grid;grid-template-columns:120px minmax(0,1fr);gap:clamp(14px,3vw,36px);padding:24px 0;border-bottom:1px solid var(--line)}
.step .no{font:400 13px/1.3 var(--mono);letter-spacing:.1em;color:var(--accent);padding-top:4px}
.step h3{margin-bottom:8px}
.step p{margin-bottom:0;font-size:15px;line-height:1.55;color:var(--body-2)}

/* тёмная полоса обещаний */
.band{background:var(--ink);color:#fff;padding:clamp(40px,5vw,72px) 0}
.band h2{color:#fff;margin-bottom:16px}
.band .lead{color:#c3cad4}
.band .kicker{color:#8c96a3}
.band ul{list-style:none;margin:30px 0 0;padding:0;display:grid;gap:22px;grid-template-columns:repeat(3,minmax(0,1fr))}
.band li{border-top:1px solid rgba(255,255,255,.18);padding-top:14px}
.band li b{display:block;font:400 17px/1.3 var(--sans);margin-bottom:8px}
.band li span{color:#aab3bf;font-size:14.5px;line-height:1.5}

/* отрасли */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 26px;padding:0;list-style:none}
.chips li{border:1px solid var(--line);padding:8px 14px;font-size:14px;color:#2f3945;background:var(--paper)}
.chips li.h{background:var(--ink);border-color:var(--ink);color:#fff}

/* тарифы */
.tiers{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;align-items:stretch}
.tier{display:flex;flex-direction:column;border:1px solid var(--line);background:var(--soft);padding:22px 20px}
.tier.hot{border-color:var(--ink);background:var(--paper)}
.tier .name{display:block;font:400 10.5px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.tier .price{font:400 32px/1.1 var(--serif);margin:0}
.tier .price small{display:block;font:400 12.5px/1.45 var(--sans);color:var(--muted);margin-top:8px}
.tier .per{font-size:12.5px;line-height:1.45;color:var(--muted);margin:8px 0 0}
.tier ul{list-style:none;margin:16px 0 0;padding:0;font-size:14.5px;line-height:1.5;color:var(--body)}
.tier li{position:relative;padding-left:14px;margin-bottom:7px}
.tier li::before{content:"";position:absolute;left:0;top:8px;width:5px;height:5px;background:var(--accent)}
.tier .tier-cta{margin-top:auto;padding-top:16px;font-size:14.5px}
.tier .tier-cta a{border-bottom:1px solid var(--accent);padding-bottom:1px}

/* две колонки, таблицы */
.split{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(22px,4vw,50px)}
.table{width:100%;border-collapse:collapse;font-size:14.5px}
.table th,.table td{text-align:left;padding:11px 10px 11px 0;border-bottom:1px solid var(--line);vertical-align:top;color:var(--body)}
.table th{font:400 10.5px/1.4 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.table td.num{font-family:var(--mono);white-space:nowrap;color:var(--ink)}

/* вопросы */
.faq{border-top:1px solid var(--line)}
.faq details{padding:16px 0;border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-size:16px;font-weight:600;list-style:none;display:flex;justify-content:space-between;
  gap:16px;align-items:baseline}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font:400 16px/1 var(--mono);color:var(--accent);flex:0 0 auto}
.faq details[open] summary::after{content:"–"}
.faq p{margin:10px 0 0;font-size:15px;line-height:1.55;color:var(--body-2);max-width:72ch}

/* форма */
.form-wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,400px);gap:clamp(24px,4vw,50px);align-items:start}
.form{background:var(--soft);border:1px solid var(--line);padding:clamp(18px,3vw,26px)}
.field{margin-bottom:16px}
.field label{display:block;font:400 10.5px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.field input,.field select,.field textarea{width:100%;font:400 16px/1.4 var(--sans);color:var(--ink);background:var(--paper);
  border:1px solid var(--line);border-radius:0;padding:0 12px;height:48px;appearance:none;transition:border-color .18s}
.field select{background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);
  background-position:calc(100% - 17px) 21px,calc(100% - 12px) 21px;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
.field textarea{height:auto;min-height:96px;padding:12px;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:#8c96a3}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent);outline:none}
.row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:13px;line-height:1.5;color:var(--muted);margin:4px 0 16px}
.consent input{margin-top:3px;flex:0 0 auto;width:16px;height:16px;accent-color:var(--accent)}
.form .btn{width:100%}
.hp{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden}
.form-msg:empty{display:none}
.form-msg{margin:12px 0 0;font-size:14.5px;line-height:1.5;padding:12px 14px;border:1px solid #bfe0cd;background:#f0f9f3;color:#0b5c39}
.form-msg.bad{border-color:#e7c3bc;background:#fdf3f1;color:#8a2f22}
.side-list{list-style:none;margin:0;padding:0}
.side-list li{border-top:1px solid var(--line);padding:16px 0}
.side-list li:first-child{border-top:0;padding-top:0}
.side-list b{display:block;font-weight:600;margin-bottom:4px}
.side-list span{font-size:14.5px;line-height:1.5;color:var(--muted)}

/* подвал */
.ft{border-top:1px solid var(--line);padding:40px 0 46px;color:var(--muted);font-size:13px}
.ft-in{display:flex;flex-wrap:wrap;gap:20px 30px;align-items:flex-start;justify-content:space-between}
.ft-brand .brand{margin-bottom:0}
.ft-brand p{font-size:13px;line-height:1.5;color:var(--muted);margin:8px 0 0;max-width:34ch}
.ft-nav{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:13.5px}
.ft-nav a:hover{color:var(--accent)}
.ft-legal p{font-size:12.5px;line-height:1.5;color:var(--muted);margin:0 0 6px}

/* списки */
.list-check{list-style:none;margin:0;padding:0}
.list-check li{position:relative;padding:8px 0 8px 18px;font-size:15px;line-height:1.5;color:var(--body-2)}
.list-check li::before{content:"";position:absolute;left:0;top:15px;width:6px;height:6px;background:var(--accent)}

@media(max-width:980px){
  .hero-in{grid-template-columns:1fr;gap:30px}
  .form-wrap{grid-template-columns:1fr}
  .g4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .tiers{grid-template-columns:1fr}
  .band ul{grid-template-columns:1fr;gap:16px}
  .ft-in{flex-direction:column}
}
@media(max-width:880px){
  body{font-size:16px}
  .nav{position:absolute;top:100%;left:0;right:0;display:none;flex-direction:column;align-items:stretch;
    background:var(--paper);border-bottom:1px solid var(--line);padding:6px 20px 16px}
  .hd.open .nav{display:flex}
  .hd-in{position:relative}
  .nav a{padding:13px 0;border-bottom:1px solid var(--line);border-radius:0}
  .nav a.on{box-shadow:none;border-bottom:1px solid var(--ink)}
  .nav .btn{margin:12px 0 0;border-bottom:0}
  .burger{display:flex}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .split{grid-template-columns:1fr}
  .step{grid-template-columns:1fr;gap:6px}
  .step .no{padding-top:0}
  .row{grid-template-columns:1fr}
  .hero .facts{grid-template-columns:1fr}
}
@media(max-width:520px){
  .wrap{padding:0 20px}
  .msg{font-size:14px;max-width:94%}
  .tier .price{font-size:30px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}