/* HANCHUAN CLEAN — чистые помещения | https://cleanroom.cnguoke.cn
   Мобильный сначала, адаптив на 640 / 900 / 1180px. Без внешних зависимостей. */

/* SECTION: reset + tokens */
:root{
  --navy-900:#04121f;
  --navy-800:#0a1e2e;
  --navy-700:#0f2a3d;
  --navy-600:#173b53;
  --teal-600:#0f7f8f;
  --teal-500:#12a3b4;
  --teal-400:#37c6d4;
  --teal-100:#d8f2f5;
  --ink-900:#0d1b24;
  --ink-700:#2f4a5c;
  --ink-500:#5c7688;
  --ink-300:#8fa6b4;
  --line:#dde7ed;
  --paper:#f6f9fb;
  --paper-2:#eef4f7;
  --white:#fff;
  --amber:#f2a541;
  --radius-s:8px;
  --radius:14px;
  --radius-l:22px;
  --shadow-1:0 1px 2px rgba(9,32,48,.06),0 6px 18px rgba(9,32,48,.08);
  --shadow-2:0 12px 40px rgba(9,32,48,.16);
  --gutter:clamp(18px,4.4vw,40px);
  --maxw:1240px;
  --sp-section:clamp(46px,7vw,104px);
  --font-body:"Manrope","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --font-display:"Manrope","Segoe UI",Roboto,Arial,sans-serif;
  --t-fast:.18s ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--white);color:var(--ink-900);
  font-family:var(--font-body);font-size:clamp(15.5px,1.05vw,17px);line-height:1.68;
  font-weight:400;-webkit-font-smoothing:antialiased;
}
img,svg,video{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{font-family:var(--font-display);margin:0 0 .5em;line-height:1.14;letter-spacing:-.022em;color:var(--navy-900);font-weight:800}
h1{font-size:clamp(31px,5.2vw,58px)}
h2{font-size:clamp(25px,3.5vw,40px)}
h3{font-size:clamp(19px,2.1vw,24px);font-weight:700}
h4{font-size:clamp(16px,1.5vw,18.5px);font-weight:700}
p{margin:0 0 1.05em}
a{color:var(--teal-600);text-decoration-thickness:1px;text-underline-offset:3px;transition:color var(--t-fast)}
a:hover{color:var(--navy-800)}
ul,ol{margin:0 0 1.1em;padding-left:1.25em}
li{margin-bottom:.45em}
table{border-collapse:collapse;width:100%;font-size:.95em}
button{font:inherit}
:focus-visible{outline:3px solid var(--teal-400);outline-offset:3px;border-radius:4px}
::selection{background:var(--teal-100);color:var(--navy-900)}

/* SECTION: helpers */
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.container--narrow{max-width:860px}
.section{padding-block:var(--sp-section)}
.section--tint{background:linear-gradient(180deg,var(--paper),#fff)}
.section--dark{background:radial-gradient(1200px 600px at 15% 0%,#12405c 0%,var(--navy-900) 60%);color:#e7f2f6}
.section--form{background:linear-gradient(135deg,var(--navy-900) 0%,var(--navy-700) 55%,#0d3a52 100%);color:#e9f4f7}
.section--dark h2,.section--dark h3,.section--form h2,.section--form h3,.section--form h4{color:#fff}
.section--dark p,.section--form p{color:#c6dbe4}
.kicker{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--teal-600);margin:0 0 14px;
}
.kicker--light{color:var(--teal-400)}
.section__head{max-width:780px;margin-bottom:clamp(24px,3.4vw,44px)}
.section__head h2{margin-bottom:.3em}
.section__sub{color:var(--ink-500);font-size:clamp(16px,1.35vw,19px);margin:0}
.section--dark .section__sub,.section--form .section__sub{color:#bdd5df}
.section__more{margin-top:clamp(22px,3vw,34px)}
.lead{font-size:clamp(17px,1.5vw,21px);color:var(--ink-700);font-weight:500}
.mono{font-family:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;font-size:.92em}
.muted{color:var(--ink-300)}
.accent{color:var(--teal-400)}
.req{color:var(--amber);font-weight:700}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:12px;top:-60px;z-index:200;background:var(--navy-900);color:#fff;padding:12px 18px;border-radius:0 0 10px 10px;transition:top var(--t-fast)}
.skip-link:focus{top:0;color:#fff}
.grid{display:grid;gap:clamp(16px,2vw,26px)}
.grid--2{grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr))}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(min(100%,272px),1fr))}
.grid--4{grid-template-columns:repeat(auto-fit,minmax(min(100%,224px),1fr))}
.grid--6{grid-template-columns:repeat(auto-fit,minmax(min(100%,180px),1fr))}
.chips{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:14px 0 0}
.chips li{margin:0;background:rgba(18,163,180,.1);border:1px solid rgba(18,163,180,.28);color:var(--teal-600);
  font-size:13px;font-weight:600;padding:5px 12px;border-radius:999px}
.tick-list,.check-list{list-style:none;padding:0;margin:18px 0 0}
.tick-list li,.check-list li{position:relative;padding-left:32px;margin-bottom:12px}
.tick-list li::before,.check-list li::before{
  content:"";position:absolute;left:0;top:.42em;width:18px;height:18px;border-radius:50%;
  background:no-repeat center/12px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%2312a3b4'%3E%3Cpath d='M9 16.2 4.8 12l-1.4 1.4 5.6 5.6L21 6.4 19.6 5z'/%3E%3C/svg%3E");
  background-color:var(--teal-100);
}
.check-list--light li::before{background-color:rgba(255,255,255,.16)}
.tick-list h3,.tick-list p{margin-bottom:.3em}
.sub-title{margin:clamp(30px,4vw,52px) 0 18px}
.frame-img{border-radius:var(--radius-l);box-shadow:var(--shadow-2);object-fit:cover;width:100%}

/* SECTION: buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:52px;padding:14px 26px;border-radius:999px;border:1px solid transparent;
  font-weight:700;font-size:15.5px;letter-spacing:.01em;line-height:1.1;cursor:pointer;
  text-align:center;text-decoration:none;transition:transform var(--t-fast),box-shadow var(--t-fast),background var(--t-fast),color var(--t-fast),border-color var(--t-fast);
}
.btn--primary{background:linear-gradient(135deg,var(--teal-500),#0b8ba0);color:#fff;box-shadow:0 10px 26px rgba(15,127,143,.32)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(15,127,143,.4);color:#fff}
.btn--light{background:#fff;color:var(--navy-900)}
.btn--light:hover{background:var(--teal-100);color:var(--navy-900)}
.btn--ghost{background:transparent;border-color:rgba(255,255,255,.42);color:#fff}
.btn--ghost:hover{background:rgba(255,255,255,.12);color:#fff}
.section:not(.section--dark):not(.section--form) .btn--ghost,
.pcard .btn--ghost,.page-hero+.section .btn--ghost{border-color:var(--line);color:var(--navy-700)}
.section:not(.section--dark):not(.section--form) .btn--ghost:hover{border-color:var(--teal-500);color:var(--teal-600);background:var(--teal-100)}
.btn--lg{min-height:58px;padding:16px 32px;font-size:16.5px}
.btn--sm{min-height:44px;padding:10px 18px;font-size:14px}
.btn:disabled{opacity:.6;cursor:progress;transform:none}

/* SECTION: ticker + header */
.ticker{background:var(--navy-900);color:#a9c9d6;font-size:13.2px}
.ticker__inner{display:flex;flex-wrap:wrap;gap:6px 22px;align-items:center;justify-content:space-between;min-height:40px;padding-block:7px}
.ticker__text,.ticker__meta{margin:0}
.ticker__meta{color:var(--teal-400);letter-spacing:.06em;text-transform:uppercase;font-weight:700;font-size:12px}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:saturate(160%) blur(10px);border-bottom:1px solid var(--line);transition:box-shadow var(--t-fast)}
.site-header.is-stuck{box-shadow:0 10px 30px rgba(9,32,48,.1)}
.nav{display:flex;align-items:center;gap:20px;min-height:78px}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand img{width:auto;height:46px;max-width:150px;object-fit:contain}
.nav__list{display:flex;align-items:center;gap:4px;list-style:none;margin:0 auto;padding:0}
.nav__list li{margin:0}
.nav__list a{display:flex;align-items:center;min-height:44px;padding:9px 15px;border-radius:999px;
  color:var(--ink-700);font-weight:600;font-size:15.3px;text-decoration:none;white-space:nowrap;transition:background var(--t-fast),color var(--t-fast)}
.nav__list a:hover{background:var(--paper-2);color:var(--navy-900)}
.nav__list a[aria-current="page"]{background:var(--teal-100);color:var(--teal-600)}
.nav__actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.burger{display:none;width:46px;height:46px;padding:0;border:1px solid var(--line);border-radius:12px;background:#fff;cursor:pointer}
.burger span{display:block;width:20px;height:2px;margin:4px auto;background:var(--navy-800);transition:transform var(--t-fast),opacity var(--t-fast)}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mobile-menu{position:sticky;top:78px;z-index:99;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow-2)}
.mobile-menu ul{list-style:none;margin:0;padding:10px var(--gutter) 22px}
.mobile-menu li{margin:0}
.mobile-menu a{display:flex;align-items:center;justify-content:space-between;min-height:52px;padding:8px 4px;
  border-bottom:1px solid var(--line);color:var(--ink-700);font-weight:600;text-decoration:none}
.mobile-menu a:active,.mobile-menu a:hover{color:var(--teal-600)}
.mobile-menu__cta{border:0}
.mobile-menu__cta a{justify-content:center;border:0;margin-top:14px}

/* SECTION: hero */
.hero{position:relative;overflow:hidden;background:var(--navy-900);color:#fff;isolation:isolate}
.hero__media{position:absolute;inset:0;z-index:-2}
.hero__media img{width:100%;height:100%;object-fit:cover;object-position:center 40%}
.hero__scrim{position:absolute;inset:0;z-index:-1;
  background:linear-gradient(100deg,rgba(4,18,31,.94) 0%,rgba(6,26,42,.84) 40%,rgba(6,26,42,.42) 72%,rgba(4,18,31,.62) 100%)}
.hero__inner{max-width:840px;padding-block:clamp(64px,10vw,142px)}
.hero__eyebrow{margin:0 0 16px;font-size:13px;letter-spacing:.15em;text-transform:uppercase;color:var(--teal-400);font-weight:700}
.hero h1{color:#fff;margin-bottom:.34em;text-wrap:balance}
.hero__lead{color:#d3e6ee;font-size:clamp(16.5px,1.45vw,20.5px);max-width:640px}
.hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero__facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(158px,1fr));gap:18px;list-style:none;
  margin:38px 0 0;padding:26px 0 0;border-top:1px solid rgba(255,255,255,.18)}
.hero__facts li{margin:0;display:grid;gap:2px}
.hero__facts b{font-family:var(--font-display);font-size:clamp(22px,2.6vw,32px);color:var(--teal-400);letter-spacing:-.02em}
.hero__facts span{font-size:13.4px;color:#a9c9d6}
.page-hero{padding-block:clamp(38px,6vw,76px);background:radial-gradient(900px 420px at 88% -10%,#164a67 0%,var(--navy-900) 62%);color:#fff}
.page-hero h1{color:#fff;max-width:16ch;margin-bottom:.3em;text-wrap:balance}
.page-hero__lead{color:#c6dbe4;font-size:clamp(16px,1.4vw,20px);max-width:780px;margin:0}

/* SECTION: split + cta band */
.split{display:grid;gap:clamp(24px,3.4vw,52px);align-items:start}
.split__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.split__stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin-top:18px}
.split__stats p{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:12px 14px;font-size:14px;color:var(--ink-500)}
.split__stats b{display:block;font-size:19px;color:var(--navy-800);letter-spacing:-.02em}
.split__body--form{background:#fff;color:var(--ink-900);border-radius:var(--radius-l);padding:clamp(20px,2.6vw,36px);box-shadow:var(--shadow-2)}
.split__body--form h2,.split__body--form h3{color:var(--navy-900)}
.split__body--form p{color:var(--ink-700)}
.split__body--form .section__sub{color:var(--ink-500)}
.split__media-inline{margin-top:22px}
.stat-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-top:20px}
.stat-card{background:#fff;border:1px solid var(--line);border-left:4px solid var(--teal-500);border-radius:var(--radius);padding:14px 16px}
.stat-card b{display:block;font-size:26px;letter-spacing:-.03em;color:var(--navy-900)}
.stat-card span{font-size:13.6px;color:var(--ink-500)}

.cta-band{background:linear-gradient(120deg,var(--navy-900),#0b3149 60%,#0e4a61);color:#fff;padding-block:clamp(42px,6vw,86px)}
.cta-band__inner{display:grid;gap:clamp(22px,3vw,44px);align-items:center}
.cta-band h2{color:#fff;text-wrap:balance}
.cta-band p{color:#c6dbe4;font-size:clamp(16px,1.35vw,19px)}
.cta-band__list{list-style:none;padding:0;margin:18px 0 24px;display:grid;gap:9px}
.cta-band__list li{position:relative;padding-left:30px;margin:0;color:#dceef4;font-weight:500}
.cta-band__list li::before{content:"✓";position:absolute;left:0;top:0;color:var(--teal-400);font-weight:800}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-band__visual{order:-1}
.cta-band__visual img{border-radius:var(--radius-l);box-shadow:var(--shadow-2)}

/* SECTION: product cards */
.pcard{background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);overflow:hidden;
  box-shadow:var(--shadow-1);transition:transform var(--t-fast),box-shadow var(--t-fast),border-color var(--t-fast)}
.pcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(18,163,180,.42)}
.pcard__media{position:relative;display:block;background:var(--paper-2)}
.pcard__media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.pcard__badge{position:absolute;left:12px;top:12px;background:rgba(4,18,31,.88);color:var(--teal-400);
  font-size:11.6px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:6px 11px;border-radius:999px}
.pcard__body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:9px}
.pcard__cat{margin:0;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--teal-600);font-weight:700}
.pcard__name{margin:0;font-size:clamp(18px,1.5vw,21px)}
.pcard__name a{color:var(--navy-900);text-decoration:none}
.pcard__name a:hover{color:var(--teal-600)}
.pcard__tag{margin:0;color:var(--ink-700);font-weight:600;font-size:14.6px}
.pcard__lead{margin:0;color:var(--ink-500);font-size:15px}
.pcard__apps{margin:0;font-size:14px;color:var(--ink-500)}
.pcard__apps b{color:var(--navy-700)}
.pcard__more{margin-top:auto;padding-top:12px;font-weight:700;font-size:14.5px;color:var(--teal-600);text-decoration:none}
.pcard__foot{display:flex;flex-wrap:wrap;gap:10px;margin-top:auto;padding-top:14px}
.pcard--list .pcard__media img{aspect-ratio:16/10}
.pcard--mini .pcard__body{padding:16px 18px 20px}
.mini-list{list-style:none;padding:0;margin:0;display:grid;gap:6px}
.mini-list li{position:relative;padding-left:20px;margin:0;font-size:14.6px;color:var(--ink-700)}
.mini-list li::before{content:"";position:absolute;left:2px;top:.55em;width:8px;height:8px;border-radius:2px;background:var(--teal-400)}

/* SECTION: reasons / adv / case / shot / promise / value */
.reason{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);padding:26px 24px 24px;box-shadow:var(--shadow-1)}
.reason__num{display:block;font-family:var(--font-display);font-size:clamp(30px,3vw,40px);font-weight:800;
  color:rgba(18,163,180,.22);letter-spacing:-.04em;line-height:1;margin-bottom:6px}
.reason p{margin:0;color:var(--ink-500)}
.grid--reasons .reason{border-top:3px solid var(--teal-500)}
.adv{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-1)}
.adv img{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--paper-2)}
.adv h3{padding:16px 18px 6px;margin:0;font-size:17.5px}
.adv p{padding:0 18px 18px;margin:0;font-size:14.6px;color:var(--ink-500)}
.adv--text{background:#fff;border-color:var(--line)}
.adv--text h3{padding-top:20px}
.section--dark .adv,.section--form .adv{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.16)}
.section--dark .adv p,.section--form .adv p{color:#c0d7e0}
.grid--adv .adv{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.14)}
.grid--adv .adv h3{color:#fff}
.grid--adv .adv p{color:#bfd6df}
.case{background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);overflow:hidden;box-shadow:var(--shadow-1)}
.case img{width:100%;aspect-ratio:16/10;object-fit:cover}
.case__body{padding:20px 22px 24px}
.case h3{margin-bottom:6px}
.case p{margin:0;color:var(--ink-500);font-size:15px}
.case .chips{margin-top:10px}
.shot{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-1)}
.shot img{width:100%;aspect-ratio:396/182;object-fit:cover;background:var(--paper-2)}
.shot figcaption{padding:11px 14px;font-size:13.4px;color:var(--ink-500);line-height:1.45}
.promise{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.promise h3{font-size:17.5px;margin-bottom:7px}
.promise p{margin:0;font-size:14.6px;color:var(--ink-500)}
.section--dark .promise{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.16)}
.section--dark .promise p{color:#c2d9e2}
.value{background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);padding:24px;box-shadow:var(--shadow-1)}
.value h3{margin-bottom:8px}
.value p{margin:0;color:var(--ink-500)}

/* SECTION: tables / specs / terms / flow / timeline */
.table-wrap{overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-1);-webkit-overflow-scrolling:touch}
.spec-table th,.spec-table td{padding:13px 16px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.spec-table th{width:38%;color:var(--navy-800);font-weight:700;background:var(--paper)}
.spec-table tr:last-child th,.spec-table tr:last-child td{border-bottom:0}
.cmp th,.cmp td{padding:13px 16px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.cmp thead th{background:var(--navy-900);color:#fff;font-size:13.6px;letter-spacing:.04em;text-transform:uppercase}
.cmp tbody th{font-weight:700;color:var(--navy-800)}
.cmp td{color:var(--ink-500);font-size:14.4px}
.cmp tr:hover td,.cmp tr:hover th{background:var(--paper)}
.quick-specs{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.quick-specs li{display:grid;grid-template-columns:minmax(120px,34%) 1fr;gap:12px;padding:11px 15px;border-bottom:1px solid var(--line);margin:0;font-size:14.6px}
.quick-specs li:last-child{border-bottom:0}
.quick-specs b{color:var(--navy-800)}
.quick-specs span{color:var(--ink-500)}
.terms{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(min(100%,290px),1fr))}
.term{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px}
.term h3{margin-bottom:6px;font-size:16.5px}
.term p{margin:0;font-size:14.6px;color:var(--ink-500)}
.terms--dark .term{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.16)}
.terms--dark .term p{color:#c2d9e2}
.flow{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(min(100%,196px),1fr));list-style:none;padding:0;margin:0;counter-reset:step}
.flow__step{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:var(--radius);padding:18px;position:relative}
.flow__step>span{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:50%;
  background:var(--teal-500);color:#fff;font-weight:800;font-size:14px;margin-bottom:10px}
.flow__step h3{font-size:16.4px;margin-bottom:6px}
.flow__step p{margin:0;font-size:14px;color:#c2d9e2}
.timeline{display:grid;gap:16px;padding-left:26px;border-left:2px solid var(--line);list-style:none;margin:0}
.tl-item{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);padding:22px 24px;box-shadow:var(--shadow-1)}
.tl-item::before{content:"";position:absolute;left:-34px;top:26px;width:14px;height:14px;border-radius:50%;
  background:var(--teal-500);box-shadow:0 0 0 5px var(--teal-100)}
.tl-item__year{display:inline-block;font-family:var(--font-display);font-weight:800;font-size:clamp(22px,2.4vw,30px);
  color:var(--teal-600);letter-spacing:-.03em;margin-bottom:6px}
.tl-item p{margin:0;color:var(--ink-500)}

/* SECTION: product page */
.pdp-hero{padding-block:clamp(28px,4.6vw,64px);background:linear-gradient(180deg,var(--paper),#fff);border-bottom:1px solid var(--line)}
.pdp-hero__media{position:relative}
.pdp-hero__media img{background:#fff}
.pdp-hero__badge{position:absolute;left:14px;top:14px;background:var(--navy-900);color:var(--teal-400);
  font-size:11.8px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:7px 13px;border-radius:999px}
.frame-img--product{aspect-ratio:1/1;max-height:520px;margin-inline:auto}
.pdp-hero__note{font-size:14px;color:var(--ink-500);margin-top:16px}
.prose p{color:var(--ink-700)}
.prose__apps{background:var(--paper);border-left:4px solid var(--teal-500);border-radius:0 var(--radius) var(--radius) 0;padding:14px 18px;color:var(--ink-700)}

/* SECTION: faq */
.faq-list{display:grid;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:border-color var(--t-fast),box-shadow var(--t-fast)}
.faq-item:hover{border-color:rgba(18,163,180,.45)}
.faq-item[open]{box-shadow:var(--shadow-1);border-color:rgba(18,163,180,.5)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:58px;padding:16px 20px;font-weight:700;color:var(--navy-800);font-size:clamp(15.5px,1.15vw,17.5px)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"";flex:0 0 auto;width:11px;height:11px;border-right:2px solid var(--teal-500);
  border-bottom:2px solid var(--teal-500);transform:rotate(45deg);transition:transform var(--t-fast)}
.faq-item[open] summary::after{transform:rotate(-135deg)}
.faq-item__body{padding:0 20px 18px;color:var(--ink-700);font-size:15.4px}
.faq-item__body p:last-child{margin-bottom:0}
.faq-toc{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-l);padding:22px 24px;margin-bottom:30px}
.faq-toc__title{font-size:17px;margin-bottom:10px}
.faq-toc__list{margin:0;padding-left:22px;columns:2;column-gap:28px;font-size:14.6px}
.faq-toc__list li{break-inside:avoid;margin-bottom:7px}
.faq-toc__list a{color:var(--ink-700);text-decoration:none}
.faq-toc__list a:hover{color:var(--teal-600);text-decoration:underline}

/* SECTION: filter */
.filter-bar{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-bottom:24px}
.filter-bar__label{font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-500);font-weight:700}
.chips--filter{margin:0;display:flex;flex-wrap:wrap;gap:9px}
.chip{background:#fff;border:1px solid var(--line);color:var(--ink-700);border-radius:999px;
  padding:9px 16px;font-size:14px;font-weight:600;cursor:pointer;min-height:42px;transition:all var(--t-fast)}
.chip:hover{border-color:var(--teal-500);color:var(--teal-600)}
.chip--active{background:var(--navy-900);border-color:var(--navy-900);color:#fff}
.filter-empty{margin-top:24px;color:var(--ink-500)}
.is-hidden{display:none!important}
[hidden]{display:none!important}

/* SECTION: forms */
.form-title{margin-bottom:6px}
.quote-form{margin-top:18px}
.form__grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(min(100%,232px),1fr))}
.field--full{grid-column:1/-1}
.field label{display:block;font-size:14px;font-weight:700;color:var(--navy-800);margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;font:inherit;font-size:16px;color:var(--ink-900);background:#fff;
  border:1px solid var(--line);border-radius:12px;padding:13px 14px;min-height:52px;
  transition:border-color var(--t-fast),box-shadow var(--t-fast)}
.field textarea{min-height:120px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--teal-500);box-shadow:0 0 0 4px rgba(18,163,180,.16)}
.field input:user-invalid,.field textarea:user-invalid{border-color:#d0603a}
.field input[aria-invalid="true"]{border-color:#d0603a;box-shadow:0 0 0 4px rgba(208,96,58,.14)}
.form__hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form__foot{margin-top:18px;display:grid;gap:12px}
.form__note{font-size:12.8px;color:var(--ink-300);margin:0}
.form__status{min-height:22px;margin:0;font-size:14.4px;font-weight:700}
.form__status[data-state="error"]{color:#c1502c}
.form__status[data-state="loading"]{color:var(--teal-600)}
.form__success{margin-top:18px;background:linear-gradient(120deg,#0d7a8c,#12a3b4);color:#fff;
  border-radius:var(--radius-l);padding:22px 24px;box-shadow:var(--shadow-2)}
.form__success h3{color:#fff;margin-bottom:8px}
.form__success p{color:#e2f6f9;margin-bottom:16px}
.form__success .btn{background:rgba(255,255,255,.16);color:#fff;border-color:rgba(255,255,255,.5)}
.form__success .btn:hover{background:rgba(255,255,255,.28)}
.quote-form.is-sent .form__grid,.quote-form.is-sent .form__foot,.quote-form.is-sent .noscript-note{display:none}
.contact-side{display:grid;gap:14px;align-content:start}
.info-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);padding:22px 24px;box-shadow:var(--shadow-1)}
.info-card h3{margin-bottom:12px;font-size:18px}
.info-card p{margin-bottom:.7em;font-size:14.8px;color:var(--ink-500)}
.info-card .check-list{margin:0}
.info-card .check-list li{font-size:14.6px;color:var(--ink-700)}
.info-card__row{color:var(--ink-700)}
.steps{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.steps li{position:relative;padding-left:32px;margin:0;font-size:14.8px;color:var(--ink-500)}
.steps li::before{content:"";position:absolute;left:6px;top:.6em;width:9px;height:9px;border-radius:50%;background:var(--teal-500)}
.steps b{display:block;color:var(--navy-800)}

/* SECTION: breadcrumbs */
.breadcrumbs{border-bottom:1px solid var(--line);background:var(--paper)}
.breadcrumbs ol{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:12px 0;font-size:13.6px;color:var(--ink-500)}
.breadcrumbs li{display:flex;align-items:center;gap:8px;margin:0}
.breadcrumbs span{color:var(--ink-300)}
.breadcrumbs a{color:var(--ink-700);text-decoration:none}
.breadcrumbs a:hover{color:var(--teal-600);text-decoration:underline}
.breadcrumbs [aria-current="page"]{color:var(--navy-800);font-weight:600}

/* SECTION: footer */
.site-footer{background:var(--navy-900);color:#b4cfdb;padding-top:clamp(40px,5vw,72px)}
.footer__grid{display:grid;gap:clamp(22px,3vw,42px);grid-template-columns:repeat(auto-fit,minmax(min(100%,224px),1fr));padding-bottom:38px}
.footer__col p{font-size:14.4px;color:#a2c1cf;line-height:1.6}
.footer__title{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:#fff;margin-bottom:14px;font-weight:800}
.footer__list{list-style:none;padding:0;margin:0}
.footer__list li{margin-bottom:9px}
.footer__list a{color:#b4cfdb;font-size:14.6px;text-decoration:none}
.footer__list a:hover{color:var(--teal-400);text-decoration:underline}
.footer__logo img{height:56px;width:auto;background:#fff;border-radius:12px;padding:6px 10px;object-fit:contain}
.footer__addr,.footer__hours{font-size:13.8px;color:#8fb0c0}
.footer__col--cta .btn{margin-top:6px}
.footer__bottom{display:flex;flex-wrap:wrap;gap:8px 22px;justify-content:space-between;align-items:center;
  border-top:1px solid rgba(255,255,255,.12);padding-block:20px}
.footer__bottom p{margin:0;font-size:13.4px;color:#8fb0c0}
.footer__bottom a{color:#b4cfdb;text-decoration:none}
.footer__bottom a:hover{color:var(--teal-400)}

/* SECTION: to-top + motion */
.to-top{position:fixed;right:18px;bottom:18px;z-index:90;width:48px;height:48px;border-radius:50%;
  border:1px solid var(--line);background:#fff;color:var(--navy-800);font-size:18px;line-height:1;cursor:pointer;
  box-shadow:var(--shadow-2);opacity:0;visibility:hidden;transform:translateY(14px);transition:all var(--t-fast)}
.to-top.is-visible{opacity:1;visibility:visible;transform:none}
.to-top:hover{background:var(--navy-900);color:#fff}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
  .btn:hover,.pcard:hover{transform:none}
}

/* SECTION: responsive */
@media (min-width:900px){
  .hero__inner{max-width:900px}
  .split{grid-template-columns:1.05fr .95fr;align-items:start}
  .split--pdp{grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr)}
  .split--form{grid-template-columns:1fr 1.05fr}
  .split--contact{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr)}
  .split--specs{grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr)}
  .cta-band__inner{grid-template-columns:1.1fr .9fr}
  .cta-band__visual{order:0}
  /*.pcard--list{display:grid;grid-template-columns:minmax(0,.86fr) minmax(0,1.14fr)}*/
  .pcard--list .pcard__media img{height:100%;aspect-ratio:auto;min-height:250px}
}
@media (min-width:1180px){ .nav__actions{margin-left:0} }
@media (max-width:1080px){ .nav__list{gap:0} .nav__list a{padding:9px 11px;font-size:14.6px} }
@media (max-width:960px){
  .nav__list{display:none}
  .burger{display:block}
  .nav{min-height:70px;justify-content:space-between}
  .nav__actions{margin-left:0}
  .brand img{height:42px}
  .split,.split--pdp,.split--form,.split--contact,.split--specs{grid-template-columns:1fr}
  .split__media{order:-1}
  .faq-toc__list{columns:1}
  .footer__bottom{padding-inline:var(--gutter)}
}
@media (max-width:640px){
  .nav__cta-desktop{display:none}
  .ticker__inner{justify-content:center;text-align:center}
  .ticker__meta{display:none}
  .hero__facts{gap:14px}
  .hero__actions .btn,.split__actions .btn,.cta-band__actions .btn{flex:1 1 100%}
  .quick-specs li{grid-template-columns:1fr;gap:2px}
  .form__grid{grid-template-columns:1fr}
  .shot img{aspect-ratio:396/200}
  .btn{width:100%}
  .table-wrap table{min-width:560px}
  .cmp{font-size:14px}
  .to-top{right:12px;bottom:12px}
}
@media print{
  .site-header,.ticker,.mobile-menu,.to-top,.cta-band,.site-footer,.filter-bar{display:none}
  body{color:#000;font-size:12pt}
  .section{padding-block:14px}
}

/* SECTION: layout modifiers (явные правила для используемых классов) */
.split__body { min-width: 0; }
.split__body > h2:first-child, .split__body > h1:first-child { margin-top: 0; }
.cta-band__body { min-width: 0; }
.pdp-hero__body { min-width: 0; }
.footer__col--brand { grid-column: span 2; }
.grid--gallery { grid-template-columns: repeat(auto-fit,minmax(min(100%,300px),1fr)); }
.grid--cases .case, .grid--advt .adv--text { height: 100%; display: flex; flex-direction: column; }
.grid--cases .case p, .grid--advt .adv--text p { margin-bottom: 0; }
.grid--promises .promise { height: 100%; }
.grid--list { align-items: stretch; }
.pcard__img { width: 100%; height: 100%; object-fit: cover; }
.pcard__media .pcard__img { aspect-ratio: 4/3; }
.field--half { min-width: 0; }
.section--contact { background: linear-gradient(180deg,#fff 0%,var(--paper) 100%); }
.contact-side .info-card:last-child { border-left: 4px solid var(--teal-500); }
@media (max-width:960px){ .footer__col--brand { grid-column: auto; } }