/* ==========================================================================
   Центр Дезинфекции — самописка. Чистый CSS, повтор дизайна текущего сайта.
   ========================================================================== */
@font-face{font-family:'FGBook';src:url('/assets/fonts/FranklinGothicBookITC-Regular.woff2') format('woff2'),url('/assets/fonts/FranklinGothicBookITC-Regular.woff') format('woff');font-weight:400;font-display:swap}
@font-face{font-family:'FGMedium';src:url('/assets/fonts/FranklinGothicMediumITC-Regular.woff2') format('woff2'),url('/assets/fonts/FranklinGothicMediumITC-Regular.woff') format('woff');font-weight:400;font-display:swap}

:root{
  --slate:#6e767a; --ink:#222; --ink2:#333; --muted:#6b7280;
  --orange:#e5843b; --orange-d:#d0722c; --green:#9fb81c;
  --card:#f9f9f9; --line:#e6e6e6; --bg:#fff; --dark:#2f3639;
  --maxw:1200px; --radius:12px; --shadow:0 4px 12px rgba(0,0,0,.08);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:'FGBook',Arial,sans-serif;font-size:16px;line-height:1.5;color:var(--ink);background:var(--bg)}
h1,h2,h3,h4{font-family:'FGMedium','FGBook',Arial,sans-serif;font-weight:400;color:var(--ink);line-height:1.25;margin:0 0 .5em}
h1{font-size:32px}h2{font-size:24px}h3{font-size:19px}
p{margin:0 0 1em}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
ul{margin:0 0 1em;padding-left:1.2em}
li{margin:.25em 0}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.btn{display:inline-block;background:var(--orange);color:#fff;font-family:'FGMedium';padding:13px 26px;border-radius:8px;border:0;cursor:pointer;font-size:16px;transition:background .15s;text-align:center}
.btn:hover{background:var(--orange-d)}
.btn--ghost{background:#fff;color:var(--orange);border:1.5px solid var(--orange)}
.btn--ghost:hover{background:var(--orange);color:#fff}
.section{padding:52px 0}
.section--alt{background:var(--card)}
.section__title{text-align:center;font-size:28px;margin-bottom:8px}
.section__lead{text-align:center;color:var(--muted);max-width:720px;margin:0 auto 36px}

/* ---------- Верхний бар ---------- */
.topbar{background:var(--slate);color:#fff;font-size:14px}
.topbar__in{display:flex;align-items:center;gap:22px;min-height:40px}
.topbar a{color:#fff;opacity:.92}
.topbar a:hover{opacity:1;text-decoration:underline}
.topbar__spacer{margin-left:auto}
.topbar__cta{display:inline-flex;align-items:center;gap:7px;font-family:'FGMedium'}

/* ---------- Шапка ---------- */
.header{background:#fff}
.header__in{display:flex;align-items:center;gap:28px;padding:16px 0}
.header__logo img{max-width:170px}
.header__tag{color:var(--muted);font-size:17px;line-height:1.3;max-width:320px}
.header__contact{margin-left:auto;text-align:right}
.header__phone{font-family:'FGMedium';font-size:24px;color:var(--ink);white-space:nowrap}
.header__phone:hover{color:var(--orange)}
.header__legal{color:var(--muted);font-size:13px;margin-top:2px}

/* ---------- Меню ---------- */
.nav{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.nav__in{display:flex;align-items:stretch;gap:4px;flex-wrap:wrap}
.nav__item{position:relative}
.nav__link{display:flex;align-items:center;height:52px;padding:0 16px;color:var(--ink2);font-size:15px}
.nav__item:hover>.nav__link{color:var(--orange)}
.nav__item.has-children>.nav__link::after{content:'';display:inline-block;margin-left:7px;border:4px solid transparent;border-top-color:currentColor;transform:translateY(2px)}
.dropdown{position:absolute;top:100%;left:0;min-width:280px;background:#fff;border:1px solid var(--line);border-radius:0 0 10px 10px;box-shadow:var(--shadow);padding:8px 0;opacity:0;visibility:hidden;transform:translateY(6px);transition:.15s;z-index:40}
.nav__item:hover .dropdown{opacity:1;visibility:visible;transform:none}
.dropdown a{display:block;padding:9px 20px;font-size:14px;color:var(--ink2)}
.dropdown a:hover{background:var(--card);color:var(--orange)}
.nav__burger{display:none}

/* ---------- Hero ---------- */
.hero{position:relative;background:linear-gradient(rgba(38,44,47,.76),rgba(38,44,47,.66)),url('../img/home-hero.jpg') center/cover no-repeat;color:#fff;padding:76px 0 66px}
.hero h1{font-size:40px;max-width:840px;color:#fff}
.hero p{color:rgba(255,255,255,.93);max-width:680px;font-size:17px}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}

/* ---------- Фичи (4 карточки) ---------- */
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.feature{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:32px 24px;text-align:center}
.feature__ic{width:84px;height:84px;border-radius:50%;background:#fff;box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center;margin:0 auto 18px;color:var(--orange)}
.feature__ic svg{width:38px;height:38px}
.feature h3{font-size:18px;margin-bottom:8px}
.feature p{color:var(--muted);font-size:14px;margin:0}

/* ---------- Сетка разделов/услуг ---------- */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:.15s}
.card:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:transparent}
.card__ic{width:52px;height:52px;color:var(--orange);margin-bottom:14px}
.card h3{font-size:18px;margin-bottom:8px}
.card p{color:var(--muted);font-size:14px;margin:0 0 14px}
.card__more{margin-top:auto;color:var(--orange);font-family:'FGMedium';font-size:14px}
.card__img{height:160px;background-size:cover;background-position:center;border-radius:8px;margin-bottom:14px}

/* Hero-фото услуг/разделов */
.svc-hero{margin:0 0 24px}
.svc-hero img{width:100%;height:330px;object-fit:cover;border-radius:12px;display:block}

/* Сертификаты */
.certs{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.certs figure{margin:0;text-align:center}
.certs img{width:100%;height:300px;object-fit:contain;border:1px solid var(--line);border-radius:10px;background:#fff;padding:10px}
.certs figcaption{color:var(--muted);font-size:13px;margin-top:10px}

/* Галерея «Как мы работаем» */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.gallery__it{margin:0}
.gallery__it img{width:100%;height:210px;object-fit:cover;border-radius:12px;display:block;box-shadow:var(--shadow)}
.gallery__it figcaption{color:var(--muted);font-size:13px;margin-top:9px;text-align:center}

/* ---------- Контентная страница услуги ---------- */
.crumbs{font-size:13px;color:var(--muted);padding:16px 0}
.crumbs a:hover{color:var(--orange)}
.crumbs span{margin:0 6px}
.article{max-width:840px}
.article h1{font-size:30px;margin-top:36px}
.article h1:first-child{margin-top:0}
.article h2{font-size:22px;margin-top:28px}
.article h3{font-size:18px;margin-top:22px;color:var(--ink2)}
.article ul li::marker{color:var(--orange)}
.pricetable{width:100%;border-collapse:collapse;margin:14px 0 24px;font-size:15px}
.pricetable th,.pricetable td{text-align:left;padding:12px 16px;border-bottom:1px solid var(--line)}
.pricetable thead th{background:var(--slate);color:#fff;font-family:'FGMedium';border:0}
.pricetable tbody tr:nth-child(even){background:var(--card)}
.pricetable td:last-child{font-family:'FGMedium';white-space:nowrap;color:var(--ink)}

/* FAQ-аккордеон (нативный details, без JS) */
.faq{margin:8px 0 24px}
.faq__item{border:1px solid var(--line);border-radius:10px;margin:10px 0;background:#fff}
.faq__item summary{list-style:none;padding:16px 46px 16px 18px;font-family:'FGMedium';cursor:pointer;position:relative;transition:color .15s}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary::after{content:'+';position:absolute;right:18px;top:50%;transform:translateY(-50%);color:var(--orange);font-size:24px;line-height:1}
.faq__item[open] summary::after{content:'–'}
.faq__item[open] summary,.faq__item summary:hover{color:var(--orange)}
.faq__a{padding:2px 18px 16px;color:var(--muted)}

/* Раскладка страницы услуги/раздела: контент + липкий сайдбар */
.page-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px;align-items:start}
.page-grid .article{max-width:none}
.page-aside{position:sticky;top:16px;display:flex;flex-direction:column;gap:16px}
.ordercard{background:var(--slate);color:#fff;border-radius:var(--radius);padding:22px}
.ordercard__ph{display:block;font-family:'FGMedium';font-size:23px;color:#fff}
.ordercard__sub{color:rgba(255,255,255,.82);font-size:12.5px;margin:6px 0 14px}
.ordercard__form{display:flex;flex-direction:column;gap:9px}
.ordercard__form input{border:0;border-radius:8px;padding:12px 14px;font-family:'FGBook';font-size:15px}
.ordercard__form .btn{width:100%}
.ordercard__note{color:rgba(255,255,255,.72);font-size:12px;margin-top:10px;line-height:1.45}
.toc{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px}
.toc__t{font-family:'FGMedium';margin-bottom:10px}
.toc ul{list-style:none;margin:0;padding:0;max-height:54vh;overflow:auto}
.toc li{margin:7px 0}
.toc a{color:var(--muted);font-size:13.5px;line-height:1.35;display:block}
.toc a:hover{color:var(--orange)}
.tablewrap{overflow-x:auto}
html{scroll-behavior:smooth}
.article h2[id],.fold>summary[id]{scroll-margin-top:14px}

/* Плитки «Короткие преимущества» */
.benefits{display:grid;grid-template-columns:repeat(2,1fr);gap:12px 22px;margin:4px 0 24px}
.benefit{display:flex;gap:11px;align-items:flex-start}
.benefit svg{width:20px;height:20px;color:var(--orange);flex:0 0 20px;margin-top:2px}
.benefit span{font-size:15px}

/* Этапы работ → карточки-шаги в статье */
.steps--art{grid-template-columns:repeat(2,1fr);margin:10px 0 24px}
.steps--art .step p{margin:0;font-size:14px}

/* Сворачиваемые ситуативные секции */
.fold{border:1px solid var(--line);border-radius:10px;margin:12px 0;background:#fff}
.fold>summary{list-style:none;cursor:pointer;padding:15px 46px 15px 18px;font-family:'FGMedium';font-size:18px;position:relative;color:var(--ink)}
.fold>summary::-webkit-details-marker{display:none}
.fold>summary::after{content:'▾';position:absolute;right:18px;top:50%;transform:translateY(-50%);color:var(--orange);transition:transform .2s}
.fold[open]>summary::after{transform:translateY(-50%) rotate(180deg)}
.fold>summary:hover,.fold[open]>summary{color:var(--orange)}
.fold__body{padding:2px 18px 10px}
.fold__body>h3:first-child{margin-top:6px}

/* Мобильная нижняя панель CTA */
.mobilebar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:60;gap:1px;background:var(--line);box-shadow:0 -2px 12px rgba(0,0,0,.12)}
.mobilebar__btn{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;padding:14px 8px;font-family:'FGMedium';font-size:15px}
.mobilebar__call{background:var(--slate);color:#fff}
.mobilebar__call svg{width:18px;height:18px}
.mobilebar__order{background:var(--orange);color:#fff}

/* Кнопка «наверх» */
.backtop{position:fixed;right:18px;bottom:18px;z-index:55;width:46px;height:46px;border-radius:50%;border:0;background:var(--slate);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:.2s;box-shadow:var(--shadow)}
.backtop svg{width:22px;height:22px}
.backtop.show{opacity:1;visibility:visible}
.backtop:hover{background:var(--orange)}

/* «Кратко» — плитки ключевого */
.quickfacts{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:18px 0 26px}
.qf{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:13px 16px}
.qf b{display:block;font-family:'FGMedium';font-size:18px;color:var(--ink);line-height:1.2}
.qf span{color:var(--muted);font-size:12.5px}

/* Вкладки (табы) */
.tabs__nav{display:flex;flex-wrap:wrap;gap:4px;border-bottom:2px solid var(--line);margin-bottom:22px}
.tabs__btn{background:none;border:0;border-bottom:2px solid transparent;margin-bottom:-2px;padding:11px 16px;font-family:'FGMedium';font-size:16px;color:var(--muted);cursor:pointer}
.tabs__btn:hover{color:var(--ink)}
.tabs__btn.is-active{color:var(--orange);border-bottom-color:var(--orange)}
.tabs__panel{display:none}
.tabs__panel.is-active{display:block}
.tabs__panel>h2:first-child{margin-top:0}

/* Чипы (короткие списки) */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:6px 0 22px}
.chip{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:7px 15px;font-size:14px}

/* Лид-форма / CTA-блок */
.leadbox{background:var(--slate);color:#fff;border-radius:var(--radius);padding:34px;display:flex;gap:28px;align-items:center;flex-wrap:wrap;justify-content:space-between}
.leadbox h2{color:#fff;margin:0 0 6px}
.leadbox p{color:rgba(255,255,255,.85);margin:0}
.leadform{display:flex;gap:10px;flex-wrap:wrap}
.leadform input{border:0;border-radius:8px;padding:13px 16px;font-size:15px;font-family:'FGBook';min-width:200px}

/* Этапы работы */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;position:relative}
.step__n{width:40px;height:40px;border-radius:50%;background:var(--orange);color:#fff;font-family:'FGMedium';display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:12px}
.step h3{font-size:17px;margin-bottom:6px}
.step p{color:var(--muted);font-size:14px;margin:0}

/* Команда */
.team{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.member{text-align:center}
.member__ph{width:96px;height:96px;border-radius:50%;background:var(--card);margin:0 auto 12px;display:flex;align-items:center;justify-content:center;color:var(--slate);font-family:'FGMedium';font-size:28px}
.member h3{font-size:17px;margin-bottom:2px}
.member__role{color:var(--orange);font-size:13px;margin-bottom:6px}
.member p{color:var(--muted);font-size:13px;margin:0}

/* SEO-текст */
.seotext{color:var(--muted);font-size:15px;line-height:1.65}
.seotext h2{color:var(--ink);font-size:24px}

/* ---------- Футер ---------- */
.footer{background:var(--dark);color:#c8cdcf;font-size:14px;padding:44px 0 22px}
.footer a{color:#c8cdcf}
.footer a:hover{color:#fff}
.footer__cols{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:32px;margin-bottom:28px}
.footer__col h4{color:#fff;font-size:16px;margin-bottom:14px}
.footer__col ul{list-style:none;padding:0;margin:0}
.footer__col li{margin:8px 0}
.footer__contactline{margin:6px 0;display:flex;gap:8px;align-items:flex-start}
.footer__bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:18px;color:#8b9296;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
.footer__phone{color:#fff;font-family:'FGMedium';font-size:20px}

/* ---------- Адаптив ---------- */
@media(max-width:960px){
  .features,.cards,.team{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
  .footer__cols{grid-template-columns:1fr 1fr}
  .header__tag{display:none}
  .certs{grid-template-columns:repeat(3,1fr)}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .svc-hero img{height:260px}
  .page-grid{grid-template-columns:1fr;gap:26px}
  .page-aside{position:static}
  .toc{display:none}
}
@media(max-width:720px){
  h1{font-size:26px}.hero h1{font-size:27px}
  .topbar__in{gap:14px;font-size:13px}
  .topbar .topbar__util{display:none}
  .header__in{flex-wrap:wrap;gap:14px}
  .nav__burger{display:flex;align-items:center;gap:8px;height:50px;padding:0 4px;background:none;border:0;font-family:'FGMedium';font-size:16px;color:var(--ink2);cursor:pointer}
  .nav__in{display:none;flex-direction:column;padding:6px 0}
  .nav__in.open{display:flex}
  .nav__link{height:46px;padding:0 4px}
  .nav__item.has-children>.nav__link::after{margin-left:auto}
  .dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;border-left:2px solid var(--line);border-radius:0;margin:0 0 6px 10px;padding:2px 0;display:none}
  .nav__item.open .dropdown{display:block}
  .features,.cards,.team{grid-template-columns:1fr}
  .svc-hero img{height:200px}
  .certs{grid-template-columns:1fr}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .benefits{grid-template-columns:1fr}
  .steps--art{grid-template-columns:1fr}
  .quickfacts{grid-template-columns:repeat(2,1fr)}
  .tabs__nav{flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch}
  .tabs__btn{white-space:nowrap}
  .mobilebar{display:flex}
  .backtop{bottom:66px;right:14px}
  body{padding-bottom:54px}
  .leadbox{flex-direction:column;align-items:stretch}
  .leadform input{min-width:0;width:100%}
}