/* Компьютер-Сервис — единый стиль сайта. Без внешних шрифтов, библиотек и CDN. */

/* ---------- переменные ---------- */
:root{
  --accent:#13ce66;          /* фирменный зелёный (как в логотипе) */
  --accent-strong:#0b8f47;   /* зелёный для текста и ссылок на светлом фоне */
  --accent-ink:#06301a;      /* текст на зелёной кнопке */
  --accent-soft:#e7f9ef;
  --ink:#111827;
  --text:#2b3340;
  --muted:#5f6b7a;
  --line:#e4e8ee;
  --bg:#ffffff;
  --bg-alt:#f4f6f8;
  --dark:#15171a;
  --dark-2:#1e2125;
  --dark-line:#2e333a;
  --dark-text:#c5ccd4;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 1px 2px rgba(16,24,40,.04),0 8px 24px rgba(16,24,40,.06);
  --shadow-hover:0 2px 4px rgba(16,24,40,.06),0 16px 36px rgba(16,24,40,.10);
  --wrap:1120px;
  --font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}

/* ---------- основа ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font:17px/1.6 var(--font);color:var(--text);background:var(--bg);overflow-wrap:break-word}
img,svg{display:block;max-width:100%}
a{color:var(--accent-strong);text-underline-offset:3px}
a:hover{color:var(--ink)}
a,button,summary,input,select{-webkit-tap-highlight-color:rgba(19,206,102,.2)}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:6px}
h1,h2,h3{color:var(--ink);line-height:1.2;letter-spacing:-.01em;margin:0 0 .5em}
h1{font-size:clamp(30px,5vw,50px);font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(24px,3.4vw,36px);font-weight:800}
h3{font-size:19px;font-weight:700}
p{margin:0 0 1em}
ul{margin:0 0 1em;padding-left:1.2em}
strong{color:var(--ink)}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.wrap-narrow{max-width:800px}
.skip{position:absolute;left:-9999px}
.skip:focus{left:12px;top:12px;z-index:100;background:#fff;color:var(--ink);padding:10px 14px;border-radius:8px;box-shadow:var(--shadow)}
.note{color:var(--muted);font-size:15px}

/* ---------- шапка ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(21,23,26,.94);
  backdrop-filter:saturate(160%) blur(10px);-webkit-backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid rgba(255,255,255,.06)}
.hdr{display:flex;align-items:center;gap:28px;max-width:var(--wrap);margin:0 auto;padding:12px 24px;min-height:66px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:#fff;text-decoration:none;letter-spacing:-.01em}
.brand:hover{color:#fff}
.brand img{width:36px;height:36px}
.dnav{display:flex;gap:6px;margin-left:auto}
.dnav a{color:#d9dee4;text-decoration:none;font-weight:600;font-size:15px;padding:8px 12px;border-radius:8px}
.dnav a:hover,.dnav a[aria-current]{color:#fff;background:rgba(255,255,255,.08)}
.hdr .phone{color:#fff;font-weight:700;text-decoration:none;white-space:nowrap;
  padding:9px 16px;border:1px solid rgba(255,255,255,.22);border-radius:999px;font-size:15px}
.hdr .phone:hover{border-color:var(--accent);color:var(--accent)}

/* мобильное меню без JS: <details> */
.mnav{display:none;margin-left:auto;position:relative}
.burger{list-style:none;cursor:pointer;width:46px;height:44px;display:flex;flex-direction:column;
  justify-content:center;align-items:center;gap:5px;border-radius:10px;background:rgba(255,255,255,.08)}
.burger::-webkit-details-marker{display:none}
.burger-line{display:block;width:22px;height:2px;background:#fff;border-radius:2px;transition:transform .2s,opacity .2s}
.mnav[open] .burger-line:nth-child(1){transform:translateY(7px) rotate(45deg)}
.mnav[open] .burger-line:nth-child(2){opacity:0}
.mnav[open] .burger-line:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mnav-panel{position:absolute;right:0;top:calc(100% + 12px);min-width:250px;max-width:calc(100vw - 32px);
  background:var(--dark-2);border:1px solid var(--dark-line);border-radius:14px;padding:8px;
  display:flex;flex-direction:column;box-shadow:0 20px 44px rgba(0,0,0,.45)}
.mnav-panel a{color:#fff;text-decoration:none;font-weight:600;padding:12px 14px;border-radius:9px;min-height:46px;display:flex;align-items:center}
.mnav-panel a:hover{background:rgba(255,255,255,.07);color:#fff}
.mnav-panel .mnav-phone{color:var(--accent)}

/* ---------- кнопки ---------- */
.btns{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:50px;padding:12px 24px;
  border-radius:12px;font:inherit;font-weight:700;font-size:16px;text-decoration:none;cursor:pointer;
  border:2px solid transparent;transition:background .15s,border-color .15s,color .15s,transform .15s}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-primary:hover{background:#10b85a;color:var(--accent-ink)}
.btn-ghost{border-color:rgba(255,255,255,.35);color:#fff}
.btn-ghost:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.06)}
.btn-line{border-color:var(--line);color:var(--ink);background:#fff}
.btn-line:hover{border-color:var(--ink);color:var(--ink)}

/* ---------- секции ---------- */
.section{padding:88px 0}
.section-alt{background:var(--bg-alt)}
.section-dark{background:var(--dark);color:var(--dark-text)}
.section-dark h2,.section-dark h3,.section-dark strong{color:#fff}
.section-head{max-width:720px;margin-bottom:40px}
.section-head p{color:var(--muted);font-size:18px;margin:0}
.section-dark .section-head p{color:var(--dark-text)}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--accent-strong);margin-bottom:12px}
.section-dark .eyebrow,.hero .eyebrow{color:var(--accent)}
section[id]{scroll-margin-top:80px}

/* ---------- первый экран ---------- */
.hero{position:relative;overflow:hidden;background:var(--dark);color:var(--dark-text);padding:96px 0 88px}
.hero::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(600px 320px at 85% 10%,rgba(19,206,102,.20),transparent 70%),
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px) 0 0/44px 44px,
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px) 0 0/44px 44px}
.hero .wrap{position:relative}
.hero h1{color:#fff;max-width:820px}
.hero-text{font-size:19px;max-width:660px;margin:0 0 32px}
.hero-facts{display:flex;flex-wrap:wrap;gap:12px 32px;margin:44px 0 0;padding:0;list-style:none;font-size:15px}
.hero-facts li{display:flex;align-items:center;gap:10px}
.hero-facts li::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent);flex:none}

/* внутренние страницы */
.page-head{background:var(--dark);color:var(--dark-text);padding:48px 0 56px;position:relative;overflow:hidden}
.page-head::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(520px 260px at 90% 0%,rgba(19,206,102,.16),transparent 70%)}
.page-head .wrap{position:relative}
.page-head h1{color:#fff;font-size:clamp(28px,4.2vw,44px);max-width:860px}
.page-head .lead{font-size:19px;max-width:700px;margin:0 0 28px}
.crumbs{font-size:14px;margin:0 0 20px;color:#9aa4ae}
.crumbs a{color:#c5ccd4;text-decoration:none}
.crumbs a:hover{color:#fff;text-decoration:underline}
.crumbs span{margin:0 6px;opacity:.6}

/* ---------- сетки и карточки ---------- */
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.g4{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.card p{color:var(--muted);margin:0}
.card p+p{margin-top:6px}

.service{position:relative;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s,border-color .2s}
.service:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#cfe9da}
.service h3 a{color:inherit;text-decoration:none}
.service h3 a::after{content:"";position:absolute;inset:0;border-radius:inherit}
.service p{flex:1;margin-bottom:18px}
.service .more{font-weight:700;color:var(--accent-strong);font-size:15px}
.icon{width:48px;height:48px;border-radius:12px;background:var(--accent-soft);color:var(--accent-strong);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.icon svg{width:26px;height:26px}

/* преимущества */
.feature{background:var(--dark-2);border:1px solid var(--dark-line);border-radius:var(--radius);padding:26px}
.feature h3{font-size:18px}
.feature p{margin:0;color:var(--dark-text)}
.feature .num{display:block;font-weight:800;color:var(--accent);font-size:14px;letter-spacing:.06em;margin-bottom:14px}
.about{max-width:760px;font-size:18px;margin:0 0 40px}

/* цены */
.price{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);
  display:flex;flex-direction:column}
.price h3{font-size:18px;margin:0 0 6px}
.price .sum{font-size:28px;font-weight:800;color:var(--ink);letter-spacing:-.02em;margin:0 0 16px;
  padding-bottom:16px;border-bottom:1px solid var(--line)}
.price ul{list-style:none;padding:0;margin:0;color:var(--muted);font-size:15px}
.price li{position:relative;padding-left:26px;margin:7px 0}
.price li::before{content:"";position:absolute;left:2px;top:.45em;width:12px;height:7px;
  border-left:2px solid var(--accent-strong);border-bottom:2px solid var(--accent-strong);transform:rotate(-45deg)}

/* отзывы */
.review{display:flex;flex-direction:column;gap:16px}
.review blockquote{margin:0;font-size:18px;color:var(--ink);line-height:1.5}
.review blockquote::before{content:"“";display:block;font-size:56px;line-height:.6;color:var(--accent);font-weight:800;margin-bottom:10px}
.review footer{display:flex;align-items:center;gap:12px;margin-top:auto}
.avatar{width:44px;height:44px;border-radius:50%;background:var(--accent-soft);color:var(--accent-strong);
  display:flex;align-items:center;justify-content:center;font-weight:800;flex:none}
.review b{display:block;color:var(--ink)}
.review small{color:var(--muted);font-size:14px}

/* FAQ */
.faq{max-width:840px}
.faq details{border:1px solid var(--line);border-radius:14px;background:#fff;margin:0 0 12px;transition:border-color .15s}
.faq details[open]{border-color:#cfe9da;box-shadow:var(--shadow)}
.faq summary{list-style:none;cursor:pointer;font-weight:700;color:var(--ink);padding:18px 56px 18px 22px;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:24px;top:50%;width:10px;height:10px;margin-top:-7px;
  border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);transform:rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(-135deg);margin-top:-2px}
.faq details p{color:var(--muted);margin:0;padding:0 22px 20px}

/* контакты */
.contact-card .phone-big{font-size:22px;font-weight:800;color:var(--ink);text-decoration:none;white-space:nowrap}
.contact-card .phone-big:hover{color:var(--accent-strong)}

/* соцсети и мессенджеры */
.socials{display:flex;flex-wrap:wrap;gap:10px;margin:16px 0 0;padding:0;list-style:none}
.socials a{display:inline-flex;align-items:center;gap:8px;min-height:42px;padding:8px 16px;border-radius:999px;
  border:1px solid var(--line);background:#fff;color:var(--ink);font-weight:600;font-size:15px;text-decoration:none}
.socials a:hover{border-color:var(--accent-strong);color:var(--accent-strong)}
.socials a::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--dot,var(--accent))}
.socials .vk{--dot:#0077ff}
.socials .tg{--dot:#27a6e5}
.socials .wa{--dot:#25d366}
.socials .vb{--dot:#7360f2}
.section-dark .socials a,.site-footer .socials a{background:transparent;border-color:var(--dark-line);color:#fff}
.section-dark .socials a:hover,.site-footer .socials a:hover{border-color:var(--accent);color:var(--accent)}

/* ---------- форма заявки ---------- */
.lead-box{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;align-items:start}
.lead-box .section-head{margin-bottom:24px}
.form{background:#fff;border-radius:var(--radius);padding:32px;box-shadow:0 24px 60px rgba(0,0,0,.25);color:var(--text)}
.field{margin:0 0 16px}
.field label{display:block;font-weight:700;font-size:14px;color:var(--ink);margin:0 0 6px}
.field input,.field select{width:100%;min-height:52px;padding:12px 14px;font:inherit;font-size:16px;color:var(--ink);
  background:#fff;border:1.5px solid #cfd6de;border-radius:var(--radius-sm);transition:border-color .15s,box-shadow .15s}
.field select{appearance:none;-webkit-appearance:none;padding-right:44px;cursor:pointer;
  background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);
  background-position:calc(100% - 22px) 50%,calc(100% - 16px) 50%;background-size:6px 6px;background-repeat:no-repeat}
.field input:focus,.field select:focus{outline:none;border-color:var(--accent-strong);box-shadow:0 0 0 4px rgba(19,206,102,.18)}
.field input::placeholder{color:#98a2ae}
.form .btn{width:100%;margin-top:4px}
.form .consent{font-size:13px;color:var(--muted);margin:14px 0 0}
.hp{position:absolute!important;left:-10000px!important;width:1px;height:1px;overflow:hidden}

/* ---------- страницы услуг ---------- */
.article{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:48px;align-items:start}
.article .prose p{font-size:18px}
.price-box{position:sticky;top:90px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.price-box .label{font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0 0 6px}
.price-box .sum{font-size:32px;font-weight:800;color:var(--ink);letter-spacing:-.02em;margin:0 0 10px}
.price-box p{color:var(--muted);font-size:15px}
.price-box .btn{width:100%;margin-top:8px}
.links{display:flex;flex-wrap:wrap;gap:10px;list-style:none;padding:0;margin:0}
.links a{display:inline-flex;align-items:center;min-height:44px;padding:10px 18px;border:1px solid var(--line);border-radius:999px;
  background:#fff;color:var(--ink);font-weight:600;text-decoration:none}
.links a:hover{border-color:var(--accent-strong);color:var(--accent-strong)}

/* текстовые страницы (политика) */
.doc h2{font-size:22px;margin-top:36px}
.doc p,.doc li{font-size:17px}

/* страница результата формы */
.result{text-align:center;max-width:620px;margin:0 auto}
.result .icon{margin:0 auto 20px;width:64px;height:64px;border-radius:50%}
.result .icon svg{width:32px;height:32px}
.result .btns,.result .socials{justify-content:center}
.result-error .icon{background:#fdecec;color:#c0392b}

/* ---------- подвал ---------- */
.site-footer{background:#0f1113;color:#9aa4ae;padding:56px 0 32px;font-size:15px}
.site-footer a{color:#dfe4e9;text-decoration:none}
.site-footer a:hover{color:var(--accent)}
.foot{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.foot .brand{margin-bottom:14px}
.foot h4{color:#fff;font-size:15px;margin:0 0 12px}
.foot ul{list-style:none;padding:0;margin:0}
.foot li{margin:0 0 8px}
.foot-bottom{border-top:1px solid #23272c;margin-top:40px;padding-top:22px;display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between}

/* панель быстрой связи на телефоне */
.mbar{display:none}

/* ---------- адаптив ---------- */
@media (max-width:960px){
  .dnav,.hdr .phone{display:none}
  .mnav{display:block}
  .lead-box,.article{grid-template-columns:1fr;gap:32px}
  .price-box{position:static}
  .foot{grid-template-columns:1fr 1fr}
  .foot>div:first-child{grid-column:1/-1}
}
@media (max-width:640px){
  body{font-size:16px;padding-bottom:calc(76px + env(safe-area-inset-bottom))}
  .wrap{padding:0 max(16px,env(safe-area-inset-left))}
  .hdr{padding:10px max(16px,env(safe-area-inset-left));gap:12px;min-height:60px}
  .brand{font-size:17px}
  .section{padding:56px 0}
  .section-head{margin-bottom:28px}
  .section-head p,.hero-text,.page-head .lead,.article .prose p,.about{font-size:17px}
  .hero{padding:56px 0 52px}
  .hero-facts{margin-top:32px;gap:10px 20px}
  .page-head{padding:32px 0 40px}
  .grid{gap:14px}
  .card,.price,.feature,.price-box{padding:22px}
  .form{padding:22px}
  .btns .btn{width:100%}
  .foot{grid-template-columns:1fr;gap:28px}
  .mbar{display:grid;grid-template-columns:1fr 1fr;gap:10px;position:fixed;left:0;right:0;bottom:0;z-index:60;
    padding:10px max(12px,env(safe-area-inset-left)) calc(10px + env(safe-area-inset-bottom));
    background:rgba(255,255,255,.96);border-top:1px solid var(--line);
    backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
  .mbar a{display:flex;align-items:center;justify-content:center;min-height:50px;border-radius:12px;
    font-weight:700;text-decoration:none;font-size:16px}
  .mbar .call{background:var(--accent);color:var(--accent-ink)}
  .mbar .write{background:var(--dark);color:#fff}
}