/* ===== ООО «Сервис ГК» — style.css ===== */
:root{
  --blue:#0f3f6b;
  --blue-2:#1c6cb0;
  --blue-3:#2f86cf;
  --red:#cc160e;
  --green:#1f7d43;
  --ink:#24313d;
  --muted:#6b7684;
  --line:#e3e8ee;
  --bg:#ffffff;
  --bg-soft:#f4f7fa;
  --radius:14px;
  --wrap:1200px;
  --shadow:0 6px 24px rgba(15,63,107,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:'Montserrat',system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--blue-2);text-decoration:none}
a:hover{color:var(--blue)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
h1,h2,h3{margin:0 0 .5em;line-height:1.2;font-weight:800}

/* ===== Buttons ===== */
.btn{
  display:inline-block;background:var(--blue);color:#fff;font-weight:700;text-transform:uppercase;
  font-size:14px;letter-spacing:.03em;padding:15px 34px;border-radius:8px;border:2px solid var(--blue);
  cursor:pointer;transition:.18s;text-align:center;
}
.btn:hover{background:var(--blue-2);border-color:var(--blue-2);color:#fff}
.btn--outline{background:transparent;color:#fff}
.btn--outline:hover{background:#fff;color:var(--blue)}
.btn--ghost{background:transparent;color:var(--blue)}
.btn--ghost:hover{background:var(--blue);color:#fff}
.btn--wide{width:100%;padding:16px}
.btn--lg{font-size:15px;padding:17px 44px}

/* ===== Topbar ===== */
.topbar{background:var(--blue);color:#dCE7f2;font-size:14px}
.topbar__inner{display:flex;justify-content:space-between;align-items:center;height:42px;gap:16px}
.topbar a{color:#eaf1f8}
.topbar a:hover{color:#fff}
.topbar__right{display:flex;gap:16px;align-items:center}
.topbar__phone{font-weight:700}
.topbar__office{color:#a9c4de}

/* ===== Header ===== */
.header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.header__inner{display:flex;align-items:center;justify-content:space-between;min-height:74px;gap:20px}
.logo{display:flex;align-items:center;gap:12px;color:var(--blue)}
.logo__img{height:50px;width:auto;display:block}
@media(max-width:560px){.logo__img{height:40px}}
.nav__list{display:flex;list-style:none;margin:0;padding:0;gap:6px;align-items:center}
.nav__list>li>a{
  display:block;padding:12px 16px;color:var(--ink);font-weight:600;text-transform:uppercase;
  font-size:14px;letter-spacing:.02em;border-radius:8px;transition:.15s;
}
.nav__list>li>a:hover,.nav__list>li>a.is-active{color:var(--blue-2);background:var(--bg-soft)}
.nav__has-drop{position:relative}
.nav__caret{font-size:11px;margin-left:4px}
.nav__drop{
  position:absolute;top:100%;left:0;min-width:320px;background:#fff;border:1px solid var(--line);
  border-radius:12px;box-shadow:var(--shadow);list-style:none;margin:6px 0 0;padding:8px;
  opacity:0;visibility:hidden;transform:translateY(8px);transition:.18s;z-index:60;
}
.nav__has-drop:hover .nav__drop,.nav__has-drop.open .nav__drop{opacity:1;visibility:visible;transform:translateY(0)}
.nav__drop li a{
  display:block;padding:11px 14px;color:var(--ink);font-size:14px;font-weight:500;border-radius:8px;line-height:1.35;
}
.nav__drop li a:hover{background:var(--bg-soft);color:var(--blue-2)}

/* Burger */
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.burger span{width:26px;height:3px;background:var(--blue);border-radius:3px;transition:.2s}
.burger.open span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
.nav__close{display:none;position:absolute;top:12px;right:12px;width:44px;height:44px;align-items:center;justify-content:center;background:none;border:0;font-size:36px;line-height:1;color:var(--blue);cursor:pointer;padding:0}
.nav__close:hover{color:var(--red)}

/* ===== Hero ===== */
.hero{position:relative;color:#fff;overflow:hidden;
  background:linear-gradient(120deg,#0d3960 0%,#134a7c 45%,#1c6cb0 100%)}
.hero__bg{position:absolute;inset:0;z-index:0;overflow:hidden}
.hero__bg img{width:100%;height:100%;object-fit:cover}
/* Декоративный паттерн, когда фото нет */
.hero::before{content:"";position:absolute;inset:0;z-index:1;opacity:.5;
  background-image:radial-gradient(circle at 18% 30%,rgba(255,255,255,.10) 0,transparent 42%),
    radial-gradient(circle at 82% 75%,rgba(255,255,255,.08) 0,transparent 45%),
    repeating-linear-gradient(135deg,rgba(255,255,255,.04) 0 2px,transparent 2px 22px)}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(13,57,96,.55),rgba(13,57,96,.15));z-index:1}
.hero__inner{position:relative;z-index:2;padding:96px 0 100px;max-width:820px}
.hero h1{font-size:clamp(26px,4vw,46px);text-transform:uppercase;text-shadow:0 2px 16px rgba(0,0,0,.3)}
.hero__sub{font-size:clamp(15px,2vw,20px);font-weight:500;margin-bottom:28px;color:#eaf2fb}
.hero__btns{display:flex;gap:14px;flex-wrap:wrap}

/* Hero variant with framed image (как на исходнике: фото сверху + плашка) */
.hero-band{background:var(--bg-soft);padding:40px 0 8px;text-align:center}
.hero-band__img{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);position:relative;max-width:920px;margin:0 auto}
.hero-band__img img{width:100%;aspect-ratio:16/7;object-fit:cover}
.hero-band__cap{position:absolute;left:0;right:0;bottom:0;background:rgba(15,63,107,.82);color:#fff;
  padding:20px 24px;font-weight:800;text-transform:uppercase;font-size:clamp(16px,2.4vw,26px)}
.hero-band__btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;padding:28px 0}

/* ===== Section headings ===== */
section{padding:56px 0}
.section-bar{
  background:var(--blue);color:#fff;text-align:center;text-transform:uppercase;font-weight:800;
  padding:16px 28px;border-radius:10px;max-width:960px;margin:0 auto 8px;font-size:clamp(15px,2vw,22px);
}
.section-title-c{text-align:center;color:var(--blue);text-transform:uppercase;font-size:clamp(20px,2.6vw,30px)}
.section-sub{text-align:center;color:var(--red);text-transform:uppercase;font-weight:700;margin:-4px 0 28px;font-size:15px}
.lead-narrow{max-width:900px;margin:0 auto}

/* ===== Prose / intro text ===== */
.prose{max-width:960px;margin:0 auto;color:#40505e}
.prose p{margin:0 0 16px}
.prose h3{color:var(--blue);margin-top:26px;font-size:19px}
.prose ul{padding-left:22px;margin:0 0 16px}
.prose li{margin:6px 0}
.prose strong{color:var(--ink)}

/* ===== Cards grid ===== */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:28px}
.cards--2{grid-template-columns:repeat(2,1fr)}
.cards--4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);display:flex;flex-direction:column;transition:.18s}
.card:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(15,63,107,.14)}
.card__img{aspect-ratio:16/10;overflow:hidden;background:var(--bg-soft)}
.card__img img{width:100%;height:100%;object-fit:cover}
.card__body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.card__title{font-weight:800;text-transform:uppercase;font-size:15px;color:var(--blue);margin-bottom:8px;line-height:1.3}
.card__price{color:var(--red);font-weight:800;font-size:22px;margin-bottom:10px}
.card__text{color:#55636f;font-size:14.5px;margin:0 0 16px}
.card__body .btn{margin-top:auto}
.card ul{padding-left:20px;margin:0 0 16px;color:#55636f;font-size:14.5px}
.card ul li{margin:5px 0}

/* Service tiles (2-col text blocks, как прайс промышленного клининга) */
.tiles{display:grid;grid-template-columns:repeat(2,1fr);gap:22px 40px;margin-top:26px}
.tile__title{color:var(--blue);font-weight:800;text-transform:uppercase;font-size:15px;margin-bottom:4px}
.tile__price{color:var(--red);font-weight:800;font-size:18px;margin-bottom:8px}
.tile p{margin:0 0 8px;color:#55636f;font-size:14.5px}
.tile ul{padding-left:20px;color:#55636f;font-size:14.5px;margin:0}
.tile .free{color:var(--green);font-weight:600}

/* ===== Steps ===== */
.steps{background:var(--bg-soft)}
.steps__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:30px}
.step{text-align:center}
.step__icon{width:74px;height:74px;margin:0 auto 14px;border:2px solid var(--blue-2);border-radius:50%;
  display:flex;align-items:center;justify-content:center;color:var(--blue-2)}
.step__icon svg{width:34px;height:34px}
.step__name{font-weight:800;text-transform:uppercase;color:var(--blue);margin-bottom:6px}
.step p{color:#55636f;font-size:14px;margin:0}

/* ===== Lead form ===== */
.lead{background:var(--blue);color:#fff}
.lead__title{text-align:center;text-transform:uppercase;font-size:clamp(20px,2.6vw,30px);margin-bottom:26px}
.lead__title span{color:#7fd0ff}
.lead__form{max-width:560px;margin:0 auto;background:#fff;border-radius:var(--radius);padding:30px;color:var(--ink);box-shadow:var(--shadow)}
.lead__hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.lead__field{margin-bottom:16px}
.lead__field label{display:block;font-weight:600;text-transform:uppercase;font-size:12px;letter-spacing:.04em;color:var(--muted);margin-bottom:6px}
.lead__field input,.lead__field textarea{
  width:100%;border:1px solid var(--line);border-radius:8px;padding:13px 14px;font:inherit;font-size:15px;background:#fbfcfe;transition:.15s
}
.lead__field input:focus,.lead__field textarea:focus{outline:none;border-color:var(--blue-2);background:#fff}
.lead__consent{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--muted);margin:4px 0 18px}
.lead__consent input{margin-top:3px}
.lead__msg{margin-top:14px;text-align:center;font-size:14px;min-height:20px}
.lead__msg.ok{color:var(--green);font-weight:600}
.lead__msg.err{color:var(--red);font-weight:600}

/* ===== Contacts page ===== */
.contacts-grid{display:grid;grid-template-columns:1fr 1fr;gap:34px;margin-top:24px}
.contact-item{display:flex;gap:14px;align-items:flex-start;margin-bottom:18px}
.contact-item svg{flex:none;color:var(--blue-2);width:24px;height:24px;margin-top:2px}
.contact-item b{display:block;color:var(--blue)}

/* ===== Footer ===== */
.footer{background:var(--blue);color:#d7e4f0;padding-top:48px}
.footer__inner{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:30px;padding-bottom:40px}
.footer a{color:#eaf2fb}
.footer a:hover{color:#fff}
.footer__logo{font-weight:800;font-size:22px;color:#fff;margin-bottom:10px}
.footer__tagline{color:#a9c4de;font-size:14px;margin:0}
.footer__label{color:#9fbdda;text-transform:uppercase;font-size:12px;letter-spacing:.05em;margin-bottom:4px;font-weight:600}
.footer__label--mt{margin-top:16px}
.footer address{font-style:normal;color:#eaf2fb;line-height:1.6}
.footer__bottom{border-top:1px solid rgba(255,255,255,.13)}
.footer__bottom-inner{display:flex;justify-content:space-between;gap:16px;padding:16px 0;font-size:13px;color:#9fbdda;flex-wrap:wrap}

/* ===== Callback FAB ===== */
.callback-fab{position:fixed;right:22px;bottom:22px;width:58px;height:58px;border-radius:50%;
  background:var(--green);color:#fff;display:flex;align-items:center;justify-content:center;z-index:70;
  box-shadow:0 10px 26px rgba(46,158,91,.5);animation:pulse 2.2s infinite}
.callback-fab:hover{color:#fff;transform:scale(1.06)}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(46,158,91,.5)}70%{box-shadow:0 0 0 16px rgba(46,158,91,0)}100%{box-shadow:0 0 0 0 rgba(46,158,91,0)}}

/* ===== Calculator ===== */
.calc{max-width:720px;margin:28px auto 0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:30px}
.calc__row{margin-bottom:20px}
.calc__row label{display:block;font-weight:600;margin-bottom:8px}
.calc select,.calc input[type=number]{width:100%;padding:13px;border:1px solid var(--line);border-radius:8px;font:inherit;font-size:15px}
.calc__result{margin-top:24px;background:var(--bg-soft);border-radius:12px;padding:22px;text-align:center}
.calc__result b{color:var(--red);font-size:30px;display:block}
.calc__note{color:var(--muted);font-size:13px;margin-top:8px}

/* ===== Utilities ===== */
.center{text-align:center}
.mt24{margin-top:24px}
.section--soft{background:var(--bg-soft)}

/* ===== Responsive ===== */
@media(max-width:960px){
  .cards,.cards--4{grid-template-columns:repeat(2,1fr)}
  .steps__grid{grid-template-columns:repeat(2,1fr);gap:30px}
  .tiles{grid-template-columns:1fr}
  .footer__inner{grid-template-columns:1fr 1fr}
  .contacts-grid{grid-template-columns:1fr}
}
@media(max-width:760px){
  .burger{display:flex}
  .nav__close{display:flex}
  .nav{position:fixed;inset:0 0 0 auto;width:min(84vw,340px);background:#fff;transform:translateX(100%);
    transition:.25s;box-shadow:-8px 0 30px rgba(0,0,0,.15);padding:80px 18px 30px;overflow-y:auto;z-index:55}
  .nav.open{transform:translateX(0)}
  .nav__list{flex-direction:column;align-items:stretch;gap:2px}
  .nav__list>li>a{padding:14px 12px}
  .nav__drop{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;
    min-width:0;max-height:0;overflow:hidden;padding:0;margin:0;background:var(--bg-soft);border-radius:8px}
  .nav__has-drop.open .nav__drop{max-height:600px;padding:6px;margin-top:4px}
  .cards,.cards--2,.cards--4{grid-template-columns:1fr}
  .footer__inner{grid-template-columns:1fr}
  .hero__inner{padding:64px 0}
  section{padding:42px 0}
}

/* ===== Cookie consent ===== */
.cookie-bar{position:fixed;left:22px;bottom:22px;z-index:80;max-width:460px;
  display:none;gap:14px;align-items:center;
  background:#fff;color:var(--ink);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow);padding:16px 18px}
.cookie-bar.is-visible{display:flex}
.cookie-bar__text{margin:0;font-size:13.5px;line-height:1.5;color:#55636f}
.cookie-bar__text a{color:var(--blue-2);text-decoration:underline}
.cookie-bar__btn{flex:none;padding:11px 24px;white-space:nowrap}
@media(max-width:560px){
  .cookie-bar{left:12px;right:12px;bottom:12px;max-width:none;
    flex-direction:column;align-items:stretch}
  .cookie-bar__btn{width:100%}
  body.cookie-visible .callback-fab{bottom:172px}
}