/* ONECODEX — общие стили всех страниц. Светлая тема (редизайн 2026-10).
   Прежняя тёмная тема сохранена в assets/site-old.css (её использует index_old.html). */
@font-face{font-family:Golos;font-weight:400;font-display:swap;src:url(../fonts/golos-400-cyrillic.woff2) format("woff2");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:Golos;font-weight:400;font-display:swap;src:url(../fonts/golos-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+2190-21FF,U+2212}
@font-face{font-family:Golos;font-weight:500;font-display:swap;src:url(../fonts/golos-500-cyrillic.woff2) format("woff2");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:Golos;font-weight:500;font-display:swap;src:url(../fonts/golos-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+2190-21FF,U+2212}
@font-face{font-family:Golos;font-weight:600;font-display:swap;src:url(../fonts/golos-600-cyrillic.woff2) format("woff2");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:Golos;font-weight:600;font-display:swap;src:url(../fonts/golos-600-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+2190-21FF,U+2212}

:root{
  --bg:#f5f5f7;--surface:#fff;--card:#fff;--line:#d2d2d7;--line2:#e8e8ed;
  --text:#1d1d1f;--muted:#6e6e73;--dim:#86868b;
  --accent:#0071e3;--accent-h:#0077ed;--link:#0066cc;--ink:#000;
  --max:1200px;--radius:28px;--head:60px;
  --shadow:0 4px 24px rgba(0,0,0,.06);--shadow-h:0 18px 48px rgba(0,0,0,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--head) + 20px)}
body{margin:0;background:var(--bg);color:var(--text);font-family:Golos,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;line-height:1.5;font-size:17px;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%}
button,input,textarea{font:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
.container{width:min(var(--max),calc(100% - 44px));margin:auto}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- Шапка: полупрозрачная панель с размытием ---------- */
.topline{display:none}
header{position:fixed;z-index:30;top:0;left:0;right:0;background:rgba(245,245,247,.8);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid rgba(0,0,0,.08)}
.nav{height:var(--head);display:flex;align-items:center;gap:28px}
.logo{font-weight:600;letter-spacing:-.04em;font-size:22px;flex:none;color:var(--text)}.logo i{color:var(--accent);font-style:normal}
.navlinks{display:flex;gap:28px;align-items:center;font-size:14px;color:var(--text);margin-right:auto}
.navlinks a{opacity:.85;transition:opacity .2s}
.navlinks a:hover{opacity:1;color:var(--link)}
.head-contacts{display:flex;align-items:center;gap:8px}
.head-link{display:inline-flex;align-items:center;gap:7px;height:34px;padding:0 12px;border-radius:999px;font-size:14px;font-weight:500;color:var(--text);transition:.2s;white-space:nowrap}
.head-link svg{width:15px;height:15px;flex:none}
.head-link:hover{background:rgba(0,0,0,.05);color:var(--link)}
.cta-small{display:inline-flex;align-items:center;gap:6px;height:34px;padding:0 16px;border-radius:999px;background:var(--accent);color:#fff;font-weight:500;font-size:14px;white-space:nowrap;transition:background .2s}
.cta-small:hover{background:var(--accent-h)}
.burger{display:none;background:none;border:0;color:var(--text);font-size:20px;width:40px;height:40px;border-radius:10px;flex:none}
.burger:hover{background:rgba(0,0,0,.05)}

/* ---------- Кнопки и ссылки ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 26px;border-radius:999px;font-weight:500;font-size:17px;border:1px solid transparent;transition:background .2s,color .2s,border-color .2s,transform .2s;cursor:pointer}
.btn .arr{transition:transform .2s}.btn:hover .arr{transform:translateX(3px)}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-h)}
.btn-secondary{color:var(--link);border-color:var(--accent);background:transparent}
.btn-secondary:hover{background:var(--accent);color:#fff}
.btn-lg{padding:17px 32px;font-size:18px}
.link{color:var(--link);font-weight:500}
.link:hover{text-decoration:underline;text-underline-offset:3px}
.arrow-ic{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:999px;background:var(--bg);color:var(--text);font-size:17px;flex:none;transition:.25s}

.buttons{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}

/* ---------- Типографика секций ---------- */
section{padding:120px 0}
.section-dark{background:var(--surface);--card:var(--bg)}
.section-head{display:flex;justify-content:space-between;gap:50px;align-items:end;margin-bottom:52px}
.kicker{color:var(--muted);font-size:clamp(17px,1.6vw,21px);font-weight:600;letter-spacing:-.01em}
h1{font-size:clamp(44px,7vw,88px);line-height:1.03;letter-spacing:-.035em;font-weight:600;max-width:1050px;margin:14px 0 22px}
h1 span{color:var(--muted)}
h2{font-size:clamp(36px,5vw,64px);line-height:1.05;letter-spacing:-.03em;font-weight:600;margin:8px 0 0;max-width:860px}
h3{font-weight:600}
.section-note{max-width:420px;color:var(--muted);font-size:19px;margin:0}
.lead{font-size:clamp(19px,1.7vw,23px);line-height:1.45;color:var(--text);max-width:720px}
.eyebrow{display:inline-block;color:var(--muted);font-size:clamp(18px,1.7vw,22px);font-weight:600}

/* ---------- Первый экран ---------- */
.hero{padding:calc(var(--head) + 90px) 0 80px;position:relative}
.hero-switch{display:inline-flex;gap:2px;padding:3px;border-radius:999px;background:#e8e8ed;margin-bottom:26px}
.hero-switch button{border:0;background:none;color:var(--text);padding:7px 16px;border-radius:999px;font-size:14px;font-weight:500}
.hero-switch button[aria-pressed="true"]{background:#fff;box-shadow:0 1px 4px rgba(0,0,0,.12)}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:56px;align-items:center}
.hero-sub{font-size:clamp(19px,1.7vw,23px);color:var(--text);max-width:620px;margin:0}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}
.chip{position:relative;display:inline-flex;align-items:center;gap:8px;background:#fff;color:var(--text);border-radius:999px;padding:9px 16px;font-size:15px;font-weight:500;cursor:help;transition:.2s;box-shadow:inset 0 0 0 1px var(--line2)}
.chip:after{content:"i";display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;border-radius:999px;background:var(--bg);font-size:10px;color:var(--muted);font-style:italic;font-family:Georgia,serif}
.chip:hover,.chip:focus-visible,.chip.open{color:var(--link);box-shadow:inset 0 0 0 1px var(--accent)}
.chip .tip{position:absolute;left:0;top:calc(100% + 10px);z-index:5;width:max-content;max-width:300px;background:#1d1d1f;color:#f5f5f7;border-radius:14px;padding:12px 14px;font-size:14px;font-weight:400;line-height:1.45;box-shadow:var(--shadow-h);opacity:0;visibility:hidden;transform:translateY(-4px);transition:.16s;pointer-events:none;text-align:left}
.chip .tip:before{content:"";position:absolute;top:-6px;left:22px;width:12px;height:12px;background:#1d1d1f;transform:rotate(45deg)}
.chip:hover .tip,.chip:focus-visible .tip,.chip.open .tip{opacity:1;visibility:visible;transform:none}
.hero-facts{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.hero-fact{background:#fff;border-radius:24px;padding:26px;box-shadow:var(--shadow)}
.hero-fact b{display:block;font-size:44px;font-weight:600;letter-spacing:-.04em;line-height:1;color:var(--text)}
.hero-fact span{display:block;margin-top:8px;color:var(--muted);font-size:15px}
.hero-fact.wide{grid-column:1/-1;display:flex;align-items:center;gap:18px;background:var(--ink)}
.hero-fact.wide b{font-size:60px;color:#fff}
.hero-fact.wide span{color:#a1a1a6}
.call-mobile{display:none}
.hero-tech{display:none}
.hero.is-tech .hero-main{display:none}
.hero.is-tech .hero-tech{display:block}
.hero-tech h1{font-family:"JetBrains Mono",ui-monospace,Menlo,monospace;font-size:clamp(32px,5vw,54px);letter-spacing:-.03em}
.spec{border-radius:24px;overflow:hidden;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:15px;background:#1d1d1f;color:#f5f5f7}
.spec div{display:grid;grid-template-columns:200px 1fr;gap:20px;padding:14px 22px;border-bottom:1px solid #333336}
.spec div:last-child{border:0}
.spec dt{color:#98989d}.spec dd{margin:0;color:#f5f5f7}.spec dd em{color:#64d2ff;font-style:normal}

.marquee{overflow:hidden;white-space:nowrap;color:var(--dim);font-size:15px;font-weight:500;background:#fff;border-top:1px solid var(--line2);border-bottom:1px solid var(--line2)}
.marquee-inner{display:flex;gap:34px;padding:20px 0;min-width:max-content;animation:marq 50s linear infinite}
.marquee b{color:var(--text);font-weight:600}
@keyframes marq{to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.marquee-inner{animation:none}}

/* ---------- Цифры / УТП ---------- */
.usp{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.usp-item{border-radius:var(--radius);padding:36px;background:var(--card)}
.usp-item b{display:block;font-size:clamp(48px,5vw,68px);font-weight:600;letter-spacing:-.045em;line-height:1;color:var(--text)}
.usp-item b small{font-size:.42em;letter-spacing:-.01em;color:var(--muted);margin-left:6px}
.usp-item h3{font-size:22px;margin:18px 0 8px;letter-spacing:-.015em}
.usp-item p{margin:0;color:var(--muted);font-size:16px}

/* ---------- Опыт: тёмный акцентный блок ---------- */
.exp{display:grid;grid-template-columns:.9fr 1.1fr;gap:50px;align-items:center;border-radius:32px;padding:56px;background:var(--ink);color:#f5f5f7}
.exp-num{font-size:clamp(96px,14vw,180px);font-weight:600;letter-spacing:-.06em;line-height:.85;color:#fff}
.exp-num span{color:#2997ff}
.exp-cap{font-size:24px;font-weight:600;margin-top:16px;letter-spacing:-.02em}
.exp-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.exp-list div{border-radius:20px;padding:22px;background:#1d1d1f}
.exp-list b{display:block;font-size:26px;font-weight:600;letter-spacing:-.03em}
.exp-list span{color:#a1a1a6;font-size:15px}

/* ---------- Ключевое преимущество + карусель ---------- */
.key-adv{display:grid;grid-template-columns:auto 1fr auto;gap:30px;align-items:center;background:var(--card);border-radius:var(--radius);padding:40px 44px;margin-bottom:24px}
.key-adv .ka-mark{font-size:60px;font-weight:600;line-height:1;letter-spacing:-.05em;color:var(--accent)}
.key-adv h3{font-size:clamp(26px,3vw,38px);line-height:1.1;letter-spacing:-.03em;margin:0}
.key-adv p{margin:10px 0 0;font-size:18px;color:var(--muted)}
.carousel{position:relative}
.car-track{display:grid;grid-auto-flow:column;grid-auto-columns:calc((100% - 40px)/3);gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;scroll-behavior:smooth;padding-bottom:6px;scrollbar-width:none}
.car-track::-webkit-scrollbar{display:none}
.adv{scroll-snap-align:start;border-radius:var(--radius);padding:32px;background:var(--card);min-height:270px;display:flex;flex-direction:column}
.adv .adv-ic{font-size:26px;width:56px;height:56px;border-radius:16px;background:var(--surface);display:flex;align-items:center;justify-content:center;margin-bottom:auto}
.section-dark .adv .adv-ic{background:#fff}
.adv h3{font-size:24px;letter-spacing:-.02em;margin:30px 0 8px}
.adv p{margin:0;color:var(--muted);font-size:16px}
.car-nav{display:flex;gap:10px;align-items:center;justify-content:flex-end;margin-top:22px}
.car-btn{width:44px;height:44px;border-radius:999px;border:0;background:#e8e8ed;color:var(--text);font-size:18px;transition:.2s}
.car-btn:hover:not(:disabled){background:#dcdce1}
.car-btn:disabled{opacity:.4;cursor:default}
.car-dots{display:flex;gap:6px;margin-right:auto}
.car-dots i{width:8px;height:8px;border-radius:99px;background:#c7c7cc;transition:.25s}
.car-dots i.on{width:28px;background:var(--text)}

/* ---------- Услуги: сетка плиток разного размера ---------- */
.services{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:20px}
.service{position:relative;grid-column:span 2;display:flex;flex-direction:column;background:var(--card);border-radius:var(--radius);padding:34px;min-height:270px;transition:transform .3s,box-shadow .3s}
.service:hover{transform:translateY(-4px);box-shadow:var(--shadow-h)}
.service:nth-child(1){grid-column:span 4;min-height:360px}
.service:nth-child(1) h3{font-size:clamp(32px,3.4vw,46px)}
.service:nth-child(2){min-height:360px;background:var(--ink);color:#f5f5f7}
.service:nth-child(2) p{color:#a1a1a6}.service:nth-child(2) .num{color:#86868b}
.service:nth-child(2) .tag{background:#1d1d1f;color:#d2d2d7}
.service:nth-child(2) .arrow-ic{background:#1d1d1f;color:#fff}
.service:nth-child(9){grid-column:span 6;min-height:0}
.service .arrow-ic{position:absolute;top:28px;right:28px}
.service:hover .arrow-ic{background:var(--accent);color:#fff;transform:rotate(-45deg)}
.num{font-family:"JetBrains Mono",ui-monospace,monospace;color:var(--dim);font-size:13px}
.service h3{font-size:28px;letter-spacing:-.03em;margin:44px 0 10px;line-height:1.1}
.service p{margin:0;color:var(--muted);font-size:16px}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:20px}
.tag{border-radius:999px;padding:5px 12px;font-size:13px;color:var(--muted);background:var(--bg)}
.section-dark .tag{background:#fff}
.service .tag{background:var(--surface)}

/* ---------- Форматы ---------- */
.capabilities{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.cap{border-radius:24px;padding:30px;background:var(--card)}
.cap strong{display:block;font-size:21px;font-weight:600;margin-bottom:9px;letter-spacing:-.015em}.cap p{margin:0;color:var(--muted);font-size:16px}

/* ---------- Кейсы ---------- */
.tabs{display:inline-flex;flex-wrap:wrap;gap:2px;padding:3px;border-radius:999px;background:#e8e8ed;margin-bottom:32px}
.section-dark .tabs{background:var(--bg)}
.tab{border:0;background:none;color:var(--text);border-radius:999px;padding:9px 18px;font-size:15px;font-weight:500;transition:.2s}
.tab:hover{color:var(--link)}
.tab[aria-selected="true"]{background:#fff;color:var(--text);box-shadow:0 1px 4px rgba(0,0,0,.12)}
.tab sup{font-size:11px;color:var(--dim);margin-left:3px}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case{position:relative;display:flex;flex-direction:column;border-radius:var(--radius);overflow:hidden;background:var(--card);transition:transform .3s,box-shadow .3s}
.case:hover{transform:translateY(-4px);box-shadow:var(--shadow-h)}
.case[hidden]{display:none}
.case-shot-sm{aspect-ratio:16/10;overflow:hidden;background:#e8e8ed}
.case-shot-sm img{display:block;width:100%;height:100%;object-fit:cover;object-position:top;transition:transform .5s}
.case:hover .case-shot-sm img{transform:scale(1.03)}
.case-body{padding:24px 26px 24px;display:flex;flex-direction:column;flex:1}
.case-type{color:#bf4800;font-size:13px;font-weight:600}
.case h3{font-size:23px;line-height:1.2;letter-spacing:-.02em;margin:8px 0}
.case h3 a:after{content:"";position:absolute;inset:0;z-index:1}
.case p{color:var(--muted);margin:0;font-size:15px}
.case .tags{margin-top:14px}
.case .tag{background:var(--surface)}
.case-foot{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:20px}
.case-live{position:relative;z-index:2;display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;color:var(--link)}
.case-live:hover{text-decoration:underline;text-underline-offset:3px}
.case-more{font-size:16px;font-weight:500;color:var(--link);margin-right:auto}
.case-more:after{content:" ›"}
.case .arrow-ic{display:none}
.react{display:flex;flex-wrap:wrap;align-items:center;gap:14px 18px;margin-top:36px;border-radius:24px;padding:26px 30px;background:var(--card)}
.react p{margin:0 auto 0 0;font-size:19px;font-weight:600}

/* ---------- Процесс ---------- */
.workflow{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{padding:32px;border-radius:var(--radius);background:var(--card);min-height:250px}
.stepnum{font-size:44px;font-weight:600;letter-spacing:-.04em;color:var(--accent);line-height:1}
.step h3{font-size:24px;margin:28px 0 10px;letter-spacing:-.02em}.step p{color:var(--muted);font-size:16px;margin:0}

.agency{background:var(--surface)}
.agency .kicker{color:var(--muted)}
.agency-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.agency-list{list-style:none;padding:0;margin:0}
.agency-list li{padding:18px 0;border-bottom:1px solid var(--line2);font-size:19px;display:flex;gap:15px}
.agency-list li:before{content:"✓";font-weight:600;color:var(--accent)}

/* ---------- Призыв: тёмный блок по центру ---------- */
.cta{padding:140px 0;background:var(--ink);color:#f5f5f7;text-align:center}
.cta .container{display:flex;flex-direction:column;align-items:center}
.cta .kicker{color:#a1a1a6}
.cta h2{max-width:900px;color:#fff}.cta p{color:#a1a1a6;font-size:21px;max-width:640px}
.cta .buttons{margin-top:30px;justify-content:center}
.cta .btn-secondary{color:#2997ff;border-color:#2997ff}
.cta .btn-secondary:hover{background:#2997ff;color:#fff}

/* ---------- Контакты / форма ---------- */
.contact{background:var(--bg)}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:80px}
.contact-info{color:var(--muted);max-width:430px;font-size:18px}
.contact-links{margin-top:35px;display:grid;gap:12px;justify-items:start}
.contact-links a{display:inline-flex;align-items:center;gap:10px;font-size:21px;font-weight:500;color:var(--link)}
.contact-links a:hover{text-decoration:underline;text-underline-offset:4px}
form{border-radius:var(--radius);padding:34px;background:#fff;box-shadow:var(--shadow)}
label{display:block;color:var(--text);font-size:14px;font-weight:500;margin-bottom:7px}
label .req{color:var(--accent)}
input,textarea{width:100%;border:1px solid var(--line);background:#fff;color:var(--text);border-radius:12px;padding:14px 15px;outline:none;font-size:17px;transition:border-color .2s,box-shadow .2s}
input::placeholder,textarea::placeholder{color:#a1a1a6}
input:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 4px rgba(0,113,227,.15)}
textarea{min-height:130px;resize:vertical}
.field{margin-bottom:18px}
.hint{font-size:13px;color:var(--dim);margin-top:7px}
.err{display:none;font-size:13px;color:#d70015;margin-top:7px;align-items:center;gap:6px}
.err:before{content:"⚠"}
.field.invalid input,.field.invalid textarea{border-color:#d70015;background:#fff5f5}
.field.invalid input:focus,.field.invalid textarea:focus{box-shadow:0 0 0 4px rgba(215,0,21,.12)}
.field.invalid .err{display:flex}
.field.invalid .hint{display:none}
.field.valid input,.field.valid textarea{border-color:#28a745}
.choice{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.choice input{position:absolute;opacity:0;width:0;height:0;pointer-events:none}
.choice label{display:flex;align-items:center;justify-content:center;margin:0;cursor:pointer;border:1px solid var(--line);
  background:#fff;color:var(--text);border-radius:12px;padding:13px 10px;font-size:15px;font-weight:500;transition:.2s;user-select:none}
.choice label:hover{border-color:#a1a1a6}
.choice input:checked+label{border-color:var(--accent);background:rgba(0,113,227,.06);color:var(--link);box-shadow:inset 0 0 0 1px var(--accent)}
.choice input:focus-visible+label{outline:2px solid var(--accent);outline-offset:2px}
.consent{display:flex;gap:9px;align-items:flex-start;color:var(--muted);font-size:13px;margin-bottom:18px}.consent input{width:auto;margin:2px 0}
.consent.invalid{color:#d70015}.consent.invalid input{outline:1px solid #d70015;outline-offset:2px}
.consent a{color:var(--link)}
.consent a:hover{text-decoration:underline}
.hp{position:absolute;left:-9999px;top:-9999px;width:1px;height:1px;overflow:hidden}
.formnote{font-size:14px;margin-top:14px;color:var(--muted);display:none}
.formnote.show{display:block}
.formnote.error{color:#d70015}
.formnote.error a{color:var(--link);text-decoration:underline}
.form-success{display:none;text-align:center;padding:26px 6px}
.form-success .tick{width:56px;height:56px;border-radius:999px;background:rgba(40,167,69,.1);color:#1a8f3a;display:flex;align-items:center;justify-content:center;font-size:26px;margin:0 auto 20px}
.form-success h3{font-size:26px;letter-spacing:-.02em;margin:0 0 10px}
.form-success p{color:var(--muted);margin:0 0 22px;font-size:16px}
.form-success .again{background:none;border:1px solid var(--accent);color:var(--link);padding:10px 20px;border-radius:999px}
.form-success .again:hover{background:var(--accent);color:#fff}
form.sent .form-body{display:none}
form.sent .form-success{display:block}
@media(max-width:420px){.choice{grid-template-columns:1fr}}

footer{border-top:1px solid var(--line);padding:22px 0 30px;color:var(--muted);font-size:13px;background:var(--bg)}
.footer{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px 24px}
.footer a{color:#424245}
.footer a:hover{text-decoration:underline;text-underline-offset:3px}

/* ---------- Внутренние страницы ---------- */
.page-hero{padding:calc(var(--head) + 70px) 0 40px;position:relative}
.back{display:inline-flex;align-items:center;gap:6px;color:var(--link);font-size:16px;font-weight:500}
.back:hover{text-decoration:underline;text-underline-offset:3px}
.page-hero h1{font-size:clamp(36px,6vw,64px);letter-spacing:-.035em;margin:14px 0 18px;max-width:920px}
.page-hero .lead{font-size:clamp(18px,1.6vw,21px);color:var(--muted)}
.page-hero .buttons{margin-top:28px}
.case-shot{margin-top:48px;border-radius:var(--radius) var(--radius) 0 0;overflow:hidden;background:#fff;box-shadow:var(--shadow)}
.case-shot img{display:block;width:100%;height:auto}
.detail-grid{display:grid;grid-template-columns:1.3fr .8fr;gap:60px;align-items:start}
.detail-grid p{color:var(--text);font-size:18px;line-height:1.65;margin:0 0 16px}
.detail-grid .cap p{font-size:16px;color:var(--muted)}
.meta-list{display:grid;gap:16px}
.link-ext{display:inline-flex;align-items:center;gap:8px;color:var(--link);font-weight:500;margin-top:8px}
.link-ext:hover{text-decoration:underline;text-underline-offset:4px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-top:36px}
.stat{border-radius:22px;padding:22px;background:#fff}
.stat b{display:block;font-size:32px;font-weight:600;letter-spacing:-.035em;color:var(--text);line-height:1.1}
.stat span{color:var(--muted);font-size:15px}
.checklist{list-style:none;padding:0;margin:18px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:10px 30px}
.checklist li{position:relative;padding-left:26px;color:var(--text);font-size:16px}
.checklist li:before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:600}
.gallery{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:22px}
.gallery figure{margin:0;border-radius:20px;overflow:hidden;background:var(--card)}
.gallery img{display:block;width:100%;height:auto}
.gallery figcaption{color:var(--muted);font-size:14px;padding:12px 16px}
.block{margin-top:48px}
.block h3{font-size:26px;letter-spacing:-.02em;margin:0}

/* ---------- Наверх, cookie ---------- */
.to-top{position:fixed;right:20px;bottom:calc(20px + var(--cookie-h,0px));z-index:25;display:flex;align-items:center;gap:8px;height:44px;padding:0 18px 0 14px;border-radius:999px;border:0;background:rgba(255,255,255,.9);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:var(--shadow-h);color:var(--text);font-weight:500;font-size:15px;opacity:0;visibility:hidden;transform:translateY(10px);transition:.25s}
.to-top.show{opacity:1;visibility:visible;transform:none}
.to-top:hover{color:var(--link)}
.to-top span:first-child{font-size:18px}
.cookie{position:fixed;left:16px;right:16px;bottom:16px;z-index:40;max-width:760px;margin:0 auto;display:flex;align-items:center;gap:20px;background:rgba(29,29,31,.94);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);color:#f5f5f7;border-radius:20px;padding:18px 20px;box-shadow:var(--shadow-h)}
.cookie[hidden]{display:none}
.cookie p{margin:0;font-size:15px;line-height:1.45}
.cookie a{color:#2997ff}
.cookie a:hover{text-decoration:underline}
.cookie .btn{padding:11px 22px;font-size:15px;flex:none}

/* ---------- Адаптив ---------- */
@media(max-width:1080px){
 .nav{gap:12px}
 .navlinks{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:rgba(245,245,247,.97);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--line);padding:8px 22px 18px;margin:0}
 .navlinks.open{display:flex}
 .navlinks a{padding:14px 0;font-size:22px;font-weight:600;border-bottom:1px solid var(--line2);opacity:1}
 .head-contacts{margin-left:auto}
 .burger{display:inline-flex;align-items:center;justify-content:center}
 .case-grid{grid-template-columns:1fr 1fr}
 .car-track{grid-auto-columns:calc((100% - 20px)/2)}
 .services{grid-template-columns:repeat(2,minmax(0,1fr))}
 .service,.service:nth-child(2){grid-column:span 1}
 .service:nth-child(1),.service:nth-child(9){grid-column:span 2}
}
@media(max-width:850px){
 :root{--head:56px}
 .container{width:min(var(--max),calc(100% - 32px))}
 .nav{gap:8px}
 .navlinks{padding:8px 16px 16px}
 .head-contacts{gap:4px}
 .head-tg{width:36px;padding:0;justify-content:center}
 .head-tg .tg-text{display:none}
 .head-contacts .cta-small{display:none}
 section{padding:84px 0}
 .hero{padding:calc(var(--head) + 50px) 0 56px}
 .hero-grid{grid-template-columns:1fr;gap:34px}
 h1{font-size:clamp(40px,11vw,60px)}
 .call-mobile{display:flex;width:100%;margin-top:20px}
 .hero .buttons .btn{flex:1 1 100%}
 .section-head,.agency-grid,.contact-grid,.detail-grid,.exp{grid-template-columns:1fr;display:grid;gap:22px}
 .services{grid-template-columns:1fr}
 .service,.service:nth-child(n){grid-column:auto;min-height:0}
 .service h3,.service:nth-child(1) h3{margin-top:28px;font-size:26px}
 .capabilities,.usp{grid-template-columns:1fr}
 .workflow{grid-template-columns:1fr}.step{min-height:0}
 .section-note{max-width:none}
 .exp{padding:34px 26px}
 .key-adv{grid-template-columns:1fr;padding:30px 26px;gap:16px}
 .key-adv .ka-mark{font-size:44px}
 .car-track{grid-auto-columns:86%}
 .case-grid,.gallery,.checklist{grid-template-columns:1fr}
 .spec div{grid-template-columns:1fr;gap:4px}
 .cta{padding:96px 0}
 form{padding:24px}
 .cookie{flex-direction:column;align-items:stretch;gap:14px;left:10px;right:10px;bottom:10px}
 .to-top{right:14px;padding:0;width:44px;justify-content:center}
 .to-top span:last-child{display:none}
}
@media(max-width:420px){.logo{font-size:19px}.head-phone .ph-text{display:none}.head-phone{width:36px;padding:0;justify-content:center}.exp-list{grid-template-columns:1fr}.hero-facts{grid-template-columns:1fr}}