/* StudioCode — общая дизайн-система (тёмный герой + светлые секции) */

:root{
  --ink-900:#0A0E14;
  --ink-800:#12161D;
  --ink-700:#171E28;
  --electric:#2F7DF6;
  --electric-lite:#5EA0FF;
  --paper:#F4F7FB;
  --card:#FFFFFF;
  --ink:#0C1017;
  --muted:#8A94A6;
  --muted-ink:#5B6676;
  --line-dark:#22303F;
  --line-light:#E3E8EF;
  --signal:#22C55E;
  --maxw:1120px;
  --radius:16px;
  --font-display:"Manrope",system-ui,Arial,sans-serif;
  --font-body:"Golos Text",system-ui,Arial,sans-serif;
  --font-mono:"JetBrains Mono",ui-monospace,monospace;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--paper);
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--electric);color:#fff}

/* ---------- layout ---------- */
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section--dark{background:var(--ink-900);color:#E8EDF4}
.section--paper{background:var(--paper)}
.eyebrow{
  font-family:var(--font-mono);
  font-size:13px;letter-spacing:2px;text-transform:uppercase;
  color:var(--electric);font-weight:500;margin-bottom:18px;
}
.section--dark .eyebrow{color:var(--electric-lite)}
h1,h2,h3{font-family:var(--font-display);font-weight:800;line-height:1.08;letter-spacing:-0.02em}
h1{font-size:clamp(38px,6vw,62px)}
h2{font-size:clamp(30px,4.5vw,42px)}
h3{font-size:clamp(20px,2.6vw,25px);font-weight:700}
.lead{font-size:clamp(17px,2.2vw,20px);color:var(--muted-ink);max-width:60ch}
.section--dark .lead{color:#AEB8C7}
.sec-head{margin-bottom:48px;max-width:760px}
.sec-head h2 + .lead{margin-top:16px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;justify-content:center;
  font-family:var(--font-display);font-weight:700;font-size:16px;
  padding:15px 26px;border-radius:12px;cursor:pointer;border:1.5px solid transparent;
  transition:transform .15s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--electric);color:#fff;box-shadow:0 8px 24px -8px rgba(47,125,246,.6)}
.btn--primary:hover{background:var(--electric-lite);box-shadow:0 10px 30px -8px rgba(47,125,246,.7)}
.btn--ghost{background:transparent;border-color:var(--line-dark);color:#E8EDF4}
.btn--ghost:hover{border-color:var(--electric-lite);color:#fff}
.btn--ghost-light{background:transparent;border-color:var(--line-light);color:var(--ink)}
.btn--ghost-light:hover{border-color:var(--electric);color:var(--electric)}
.btn--lg{padding:18px 32px;font-size:17px}

/* ---------- header ---------- */
.hdr{
  position:sticky;top:0;z-index:50;background:rgba(10,14,20,.82);
  backdrop-filter:saturate(140%) blur(12px);border-bottom:1px solid var(--line-dark);
}
.hdr__in{display:flex;align-items:center;justify-content:space-between;height:68px}
.hdr__logo{height:30px}
.nav{display:flex;gap:28px;align-items:center}
.nav a{color:#AEB8C7;font-size:15px;transition:color .2s}
.nav a:hover{color:#fff}
.hdr__cta{display:flex;gap:12px;align-items:center}
.burger{display:none;background:none;border:0;color:#E8EDF4;cursor:pointer}

/* ---------- hero ---------- */
.hero{background:var(--ink-900);color:#E8EDF4;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;
  background:radial-gradient(60% 50% at 78% 8%,rgba(47,125,246,.18),transparent 70%);pointer-events:none}
.hero__in{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;
  padding:84px 0 92px;position:relative}
.hero h1{margin-bottom:22px}
.hero h1 .accent{color:var(--electric-lite)}
.hero__lead{color:#AEB8C7;font-size:19px;max-width:52ch;margin-bottom:32px}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:22px}
.hero__trust{font-size:14px;color:var(--muted);display:flex;align-items:center;gap:9px}
.dot{width:9px;height:9px;border-radius:50%;background:var(--signal);box-shadow:0 0 0 4px rgba(34,197,94,.15);flex:none}

/* ---------- signature: рутина → система ---------- */
.transform{background:var(--ink-800);border:1px solid var(--line-dark);border-radius:20px;padding:22px;
  box-shadow:0 30px 60px -30px rgba(0,0,0,.8)}
.transform__row{display:grid;grid-template-columns:1fr auto 1fr;gap:16px;align-items:center}
.tf-label{font-family:var(--font-mono);font-size:11px;letter-spacing:1px;text-transform:uppercase;color:var(--muted);margin-bottom:10px}
.chat{background:#0E1420;border:1px solid var(--line-dark);border-radius:12px;padding:14px}
.chat__msg{background:#1B2331;border-radius:10px;border-top-left-radius:3px;padding:10px 12px;font-size:14px;color:#D6DEEA}
.chat__meta{font-size:11px;color:var(--muted);margin-top:8px;font-family:var(--font-mono)}
.arrow{color:var(--electric);font-size:22px;animation:pulse 1.8s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:.5;transform:translateX(0)}50%{opacity:1;transform:translateX(3px)}}
.task{background:#0E1420;border:1px solid var(--electric);border-radius:12px;padding:14px;position:relative}
.task__title{font-weight:700;font-family:var(--font-display);font-size:15px;margin-bottom:10px;color:#fff}
.task__field{display:flex;justify-content:space-between;font-size:12.5px;padding:5px 0;border-top:1px solid var(--line-dark)}
.task__field span:first-child{color:var(--muted)}
.task__field span:last-child{color:#D6DEEA;font-family:var(--font-mono)}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-family:var(--font-mono);
  color:var(--signal);background:rgba(34,197,94,.1);padding:3px 9px;border-radius:99px}

/* ---------- services ---------- */
.grid-serv{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.serv{background:var(--card);border:1px solid var(--line-light);border-radius:var(--radius);padding:28px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s}
.serv:hover{transform:translateY(-3px);box-shadow:0 18px 40px -24px rgba(12,16,23,.25);border-color:#CFD9E6}
.serv--hero{grid-column:1 / -1;background:linear-gradient(120deg,#0A0E14,#12161D);color:#E8EDF4;border-color:var(--line-dark)}
.serv--hero .serv__desc{color:#AEB8C7}
.serv__ic{width:44px;height:44px;border-radius:11px;background:rgba(47,125,246,.12);color:var(--electric);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.serv--hero .serv__ic{background:rgba(47,125,246,.2)}
.serv h3{margin-bottom:9px}
.serv__tag{font-family:var(--font-mono);font-size:11px;color:var(--electric-lite);letter-spacing:1px;text-transform:uppercase;display:block;margin-bottom:8px}
.serv__desc{color:var(--muted-ink);font-size:15.5px}

/* ---------- cases ---------- */
.cases{display:flex;flex-direction:column;gap:20px}
.case{background:var(--card);border:1px solid var(--line-light);border-radius:var(--radius);overflow:hidden;
  display:grid;grid-template-columns:1fr;}
.case__body{padding:30px 32px}
.case__top{display:flex;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.case__num{font-family:var(--font-mono);color:var(--muted);font-size:13px}
.case h3{flex:1;min-width:240px}
.case__block{margin-top:14px}
.case__block b{font-family:var(--font-display);font-size:13px;text-transform:uppercase;letter-spacing:1px;color:var(--electric);display:block;margin-bottom:4px}
.case__block p{color:var(--muted-ink);font-size:15.5px}
.case__result ul{list-style:none;margin-top:6px}
.case__result li{padding-left:24px;position:relative;color:var(--ink);font-size:15.5px;margin-bottom:6px}
.case__result li::before{content:"→";position:absolute;left:0;color:var(--electric);font-weight:700}
.case--short{background:var(--ink-800);color:#E8EDF4;border-color:var(--line-dark)}
.case--short p{color:#AEB8C7}

/* ---------- why fast ---------- */
.why{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:start}
.why__note{background:rgba(47,125,246,.08);border-left:3px solid var(--electric);padding:16px 20px;border-radius:0 12px 12px 0;color:var(--muted-ink);font-size:15px;margin-top:20px}
.why__list{list-style:none}
.why__list li{padding:16px 0;border-top:1px solid var(--line-light);display:flex;gap:12px;align-items:flex-start;font-size:16px}
.why__list li::before{content:"✓";color:var(--electric);font-weight:800}

/* ---------- process 01-05 ---------- */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.step{background:var(--card);border:1px solid var(--line-light);border-radius:14px;padding:22px}
.step__n{font-family:var(--font-mono);font-size:13px;color:var(--electric);letter-spacing:1px;margin-bottom:14px}
.step h3{font-size:18px;margin-bottom:8px}
.step p{font-size:14px;color:var(--muted-ink)}
.step--accent{background:linear-gradient(160deg,#2F7DF6,#1E63D6);color:#fff;border-color:transparent}
.step--accent .step__n{color:#CFE0FF}
.step--accent p{color:#DCE8FF}

/* ---------- budget table ---------- */
.budget{width:100%;border-collapse:collapse;background:var(--card);border-radius:var(--radius);overflow:hidden;border:1px solid var(--line-light)}
.budget th,.budget td{text-align:left;padding:16px 20px;border-bottom:1px solid var(--line-light);font-size:15.5px}
.budget th{background:var(--ink-800);color:#E8EDF4;font-family:var(--font-display);font-weight:700;font-size:14px}
.budget td:last-child{font-family:var(--font-mono);color:var(--electric);white-space:nowrap}
.budget tr:last-child td{border-bottom:0}
.budget__note{margin-top:14px;font-size:14px;color:var(--muted)}

/* ---------- board «над чем работаю» ---------- */
.board__bar{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  background:var(--card);border:1px solid var(--line-light);border-radius:14px;padding:18px 24px;margin-bottom:24px}
.board__stat{display:flex;gap:24px;flex-wrap:wrap;font-size:15px}
.board__stat b{font-family:var(--font-mono);color:var(--electric)}
.board__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.proj{background:var(--card);border:1px solid var(--line-light);border-radius:14px;padding:22px}
.proj__top{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.proj__id{font-family:var(--font-mono);font-size:12px;color:var(--muted)}
.proj__type{font-size:12px;color:var(--electric);font-family:var(--font-mono)}
.proj h3{font-size:18px;margin-bottom:10px}
.proj__anon h3{color:var(--muted-ink);font-weight:600}
.proj__pct{font-family:var(--font-mono);font-size:13px;color:var(--ink);float:right}
.bar{height:8px;background:var(--line-light);border-radius:99px;overflow:hidden;margin:8px 0 14px}
.bar__fill{height:100%;background:linear-gradient(90deg,var(--electric),var(--electric-lite));border-radius:99px}
.proj__chk{list-style:none;font-size:13.5px}
.proj__chk li{padding:4px 0 4px 22px;position:relative;color:var(--muted-ink)}
.proj__chk li.done{color:var(--ink)}
.proj__chk li::before{content:"○";position:absolute;left:0;color:var(--muted)}
.proj__chk li.done::before{content:"●";color:var(--electric)}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto}
.qa{border-bottom:1px solid var(--line-light)}
.qa__q{width:100%;text-align:left;background:none;border:0;padding:22px 40px 22px 0;font-family:var(--font-display);
  font-weight:700;font-size:18px;color:var(--ink);cursor:pointer;position:relative}
.qa__q::after{content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);color:var(--electric);font-size:24px;transition:transform .2s}
.qa[open] .qa__q::after{content:"–"}
.qa__a{padding:0 0 22px;color:var(--muted-ink);font-size:16px;max-width:70ch}

/* ---------- final CTA ---------- */
.final{text-align:center}
.final h2{margin-bottom:16px;max-width:16ch;margin-left:auto;margin-right:auto}
.final .lead{margin:0 auto 30px}
.final__cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- footer ---------- */
.footer{background:var(--ink-900);color:#AEB8C7;padding:40px 0;border-top:1px solid var(--line-dark)}
.footer__in{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.footer__desc{font-family:var(--font-mono);font-size:12px;letter-spacing:1px;color:var(--muted)}
.footer a{color:#AEB8C7}.footer a:hover{color:#fff}

/* ---------- accessibility ---------- */
:focus-visible{outline:3px solid var(--electric-lite);outline-offset:2px;border-radius:4px}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none;transition:none}
}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .section{padding:64px 0}
  .hero__in{grid-template-columns:1fr;gap:36px;padding:56px 0 64px}
  .grid-serv{grid-template-columns:1fr}
  .why{grid-template-columns:1fr;gap:24px}
  .steps{grid-template-columns:1fr 1fr}
  .board__grid{grid-template-columns:1fr}
  .nav{display:none}
  .hdr__cta .btn--ghost{display:none}
  .burger{display:block}
  .nav--open{display:flex;position:absolute;top:68px;left:0;right:0;flex-direction:column;
    background:var(--ink-900);padding:20px 24px;border-bottom:1px solid var(--line-dark);gap:18px}
}
@media (max-width:560px){
  .steps{grid-template-columns:1fr}
  .transform__row{grid-template-columns:1fr;gap:12px}
  .arrow{transform:rotate(90deg)}
  .btn{width:100%}
  .hero__cta,.final__cta{flex-direction:column}
}