/* =====================================================================
   Базовые токены, шапка, главная. Страницы магазина — в shop.css
   Стиль: строгий промышленный каталог. Акцент — свечение УФ-лампы.
   ===================================================================== */
:root{
  --quartz:#F4F7FA;
  --white:#FFFFFF;
  --ink:#0E1B2C;
  --ink-2:#4A5A70;
  --uv:#5B34E6;
  --uv-deep:#4524C2;
  --uv-glow:#B7A6FF;
  --aqua:#0FB5AC;
  --water:#E3F2F4;
  --steel:#9AA7B5;
  --line:#D8E0E8;
  --navy:#0E1B2C;
  --display:"IBM Plex Sans Condensed","IBM Plex Sans",system-ui,sans-serif;
  --text:"IBM Plex Sans",system-ui,sans-serif;
  --r:6px;
  --r-lg:10px;
  --wrap:1280px;
  --gutter:clamp(16px,4vw,40px);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--quartz);color:var(--ink);font:400 16px/1.55 var(--text);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:2px solid var(--uv);outline-offset:2px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}
h1,h2,h3{font-family:var(--display);font-weight:600;letter-spacing:-.005em;margin:0}
p{margin:0}
[hidden]{display:none!important}

/* ---------- шапка ---------- */
.top{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:32px;height:64px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;white-space:nowrap;font:600 19px/1 var(--display)}
.logo i{width:30px;height:8px;border-radius:2px;background:linear-gradient(90deg,var(--steel) 0 5px,var(--uv-glow) 5px calc(100% - 5px),var(--steel) 0);box-shadow:0 0 10px rgba(91,52,230,.45)}
.nav{display:flex;gap:24px;font-weight:500;font-size:15px}
.nav a{text-decoration:none;color:var(--ink-2)}
.nav a:hover{color:var(--ink)}
.top-right{margin-left:auto;display:flex;align-items:center;gap:18px}
.phone{font-weight:600;text-decoration:none;white-space:nowrap}
.cart{position:relative;display:grid;place-items:center;width:42px;height:42px;border-radius:var(--r);background:var(--ink);color:#fff;text-decoration:none}
.cart b{position:absolute;top:-6px;right:-6px;min-width:20px;height:20px;border-radius:10px;background:var(--uv);color:#fff;font:600 12px/20px var(--text);text-align:center;padding:0 5px}
@media (max-width:920px){.nav{display:none}.phone{font-size:14px}}

/* ---------- кнопки ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:48px;padding:0 24px;border-radius:var(--r);border:0;font:600 15px/1 var(--text);text-decoration:none;cursor:pointer;transition:background .15s,color .15s,box-shadow .15s}
.btn-uv{background:var(--uv);color:#fff}
.btn-uv:hover{background:var(--uv-deep)}
.btn-ghost{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-ink{background:var(--ink);color:#fff}
.btn-ink:hover{background:var(--uv)}
.btn-line{background:#fff;color:var(--ink);box-shadow:inset 0 0 0 1px var(--line)}
.btn-line:hover{box-shadow:inset 0 0 0 1px var(--ink)}

/* ---------- обложка: лампа сверху, её свет падает на заголовок ---------- */
.hero{position:relative;overflow:hidden;background:#fff;border-bottom:1px solid var(--line)}
#germs{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.lamp-zone{position:relative;height:88px}
.lamp{position:absolute;left:var(--gutter);right:var(--gutter);top:34px;height:26px;display:flex;align-items:center}
.cap{flex:0 0 58px;height:30px;border-radius:3px;background:linear-gradient(180deg,#EEF2F6,#AEBAC6 55%,#8A98A7);position:relative;z-index:2}
.cap::after{content:"";position:absolute;top:50%;width:9px;height:2px;background:#7A8896;box-shadow:0 -7px 0 #7A8896,0 7px 0 #7A8896}
.cap.l::after{left:-9px}.cap.r::after{right:-9px}
.cap span{position:absolute;inset:0;display:grid;place-items:center;font:600 11px/1 var(--text);color:#4E5E6E}
.tube{flex:1;height:18px;position:relative;background:linear-gradient(180deg,rgba(255,255,255,.95),rgba(214,224,234,.8) 45%,rgba(255,255,255,.95));box-shadow:inset 0 0 0 1px rgba(154,167,181,.5)}
.tube::before{content:"";position:absolute;inset:3px 0;background:linear-gradient(180deg,#fff,var(--uv-glow) 40%,var(--uv) 60%,var(--uv-glow));opacity:0}
.glow{position:absolute;left:0;right:0;top:0;height:420px;pointer-events:none;background:radial-gradient(70% 60% at 50% 0%,rgba(91,52,230,.16),rgba(91,52,230,.05) 50%,transparent 75%);opacity:0}
.lit .tube::before{opacity:1;box-shadow:0 0 14px 3px rgba(183,166,255,.9),0 0 48px 10px rgba(91,52,230,.35)}
.lit .glow{opacity:1;transition:opacity 1.6s ease-out}
.flicker .tube::before{animation:flick 1.1s steps(1) forwards}
@keyframes flick{0%{opacity:0}8%{opacity:.8}12%{opacity:0}30%{opacity:.5}34%{opacity:0}52%{opacity:1}56%{opacity:.2}64%{opacity:1}100%{opacity:1}}

.hero-body{position:relative;display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:clamp(28px,5vw,72px);align-items:end;padding-top:clamp(28px,4vw,48px);padding-bottom:clamp(40px,5vw,64px)}
@media (max-width:900px){.hero-body{grid-template-columns:1fr}}
.hero h1{font-size:clamp(34px,5.2vw,66px);line-height:1.04;max-width:18ch;font-weight:600}
.hero-lead{margin-top:20px;max-width:56ch;font-size:clamp(16px,1.4vw,18px);color:var(--ink-2)}
.hero-lead strong{color:var(--ink);font-weight:600}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-facts{list-style:none;margin:0;padding:0;border-top:1px solid var(--ink)}
.hero-facts li{display:grid;grid-template-columns:130px 1fr;gap:16px;padding:12px 0;border-bottom:1px solid var(--line);font-size:14px;color:var(--ink-2);align-items:baseline}
.hero-facts b{font:600 20px/1.2 var(--display);color:var(--ink)}

/* ---------- каталог плитками ---------- */
.section{padding:clamp(56px,7vw,96px) 0}
.section.tight{padding-top:clamp(36px,4vw,52px)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;flex-wrap:wrap;margin-bottom:28px}
.section-head h2{font-size:clamp(26px,3vw,40px);line-height:1.1}
.section-head a{font-weight:600;color:var(--uv);text-decoration:none}
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px;list-style:none;margin:0;padding:0}
.tile a{position:relative;display:flex;flex-direction:column;height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;text-decoration:none;transition:border-color .15s}
.tile .ph{aspect-ratio:16/10;background:#F6F8FA;display:grid;place-items:center;padding:14px}
.tile .ph img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply}
.tile .tx{padding:14px 16px 18px;border-top:1px solid var(--line);display:grid;gap:4px}
.tile .nm{font:600 18px/1.25 var(--display)}
.tile .ds{font-size:14px;color:var(--ink-2)}
.tile .ct{font-size:13px;color:var(--ink-2);margin-top:6px}
.tile a::after{content:"";position:absolute;left:16px;right:16px;bottom:0;height:3px;background:var(--uv-glow);opacity:0;transition:opacity .2s,box-shadow .2s}
.tile a:hover{border-color:var(--ink)}
.tile a:hover::after,.tile a:focus-visible::after{opacity:1;box-shadow:0 0 12px rgba(91,52,230,.6)}
.group-title{font:600 14px/1 var(--text);color:var(--ink-2);margin:32px 0 12px}
.group-title:first-child{margin-top:0}

/* ---------- подборщик ---------- */
.picker{background:var(--navy);color:#fff;padding:clamp(56px,7vw,96px) 0;position:relative;overflow:hidden}
.picker::before{content:"";position:absolute;left:0;right:0;top:0;height:2px;background:linear-gradient(90deg,transparent,var(--uv-glow),transparent);box-shadow:0 0 24px 4px rgba(91,52,230,.5)}
.picker .wrap{position:relative}
.picker .picker-title{font-size:clamp(28px,3.6vw,48px);line-height:1.08;max-width:20ch}
.picker-lead{margin-top:14px;max-width:56ch;color:rgba(255,255,255,.72);font-size:17px}
.tabs{display:inline-flex;margin-top:32px;border:1px solid rgba(255,255,255,.2);border-radius:var(--r);padding:3px}
.tab{height:40px;padding:0 22px;border-radius:4px;border:0;background:transparent;color:#fff;font:600 15px/1 var(--text);cursor:pointer}
.tab[aria-selected="true"]{background:#fff;color:var(--ink)}
.picker-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(24px,4vw,56px);margin-top:32px;align-items:start}
@media (max-width:960px){.picker-grid{grid-template-columns:1fr}}
.controls{display:grid;gap:28px}
.field-label{display:block;font-weight:600;margin-bottom:10px;font-size:15px}
.seg{display:flex;gap:6px;flex-wrap:wrap}
.seg button{height:40px;padding:0 18px;border-radius:var(--r);border:1px solid rgba(255,255,255,.3);background:transparent;color:#fff;font:500 15px/1 var(--text);cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--aqua);border-color:var(--aqua);color:var(--ink)}
.num-row{display:flex;align-items:baseline;gap:12px}
.num-row input{width:100%;max-width:5.2em;min-width:0;background:transparent;border:0;border-bottom:1px solid rgba(255,255,255,.45);color:#fff;font:600 clamp(36px,4.4vw,52px)/1.1 var(--display);padding:0 0 4px}
.num-row input:focus{outline:none;border-bottom-color:var(--aqua)}
.num-row span{font-size:17px;color:rgba(255,255,255,.75)}
input[type=range]{width:100%;margin-top:14px;accent-color:var(--aqua);height:24px}
.hint{font-size:14px;color:rgba(255,255,255,.62);margin-top:8px}
.two{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px}

.stage{background:#fff;color:var(--ink);border-radius:var(--r-lg);overflow:hidden}
.stage canvas{display:block;width:100%;height:auto;aspect-ratio:16/7;background:#F3F7FA;border-bottom:1px solid var(--line)}
.result{padding:22px clamp(18px,3vw,28px) 26px;display:grid;grid-template-columns:minmax(0,1fr);gap:16px}
.result h3{font-size:clamp(24px,2.4vw,30px)}
.result .for{color:var(--ink-2);font-size:14px;margin-bottom:4px}
.specs{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:2px 24px;margin:0;padding:14px 0 0;border-top:1px solid var(--line)}
.specs div{display:flex;flex-direction:column;padding:6px 0}
.specs dt{font-size:13px;color:var(--ink-2)}
.specs dd{margin:0;font-weight:600}
.price{font:600 clamp(22px,2.2vw,28px)/1.15 var(--display)}
.price small{display:block;font:400 13px/1.3 var(--text);color:var(--ink-2);margin-top:4px}
.result-actions{display:flex;gap:10px;flex-wrap:wrap}

/* ---------- преимущества ---------- */
.why{background:#fff;border-block:1px solid var(--line)}
.why-grid{display:grid;grid-template-columns:repeat(3,1fr)}
.why-item{padding:28px 28px 32px 0;border-top:1px solid var(--line)}
.why-item:not(:nth-child(3n+1)){padding-left:28px;border-left:1px solid var(--line)}
.why-item h3{font-size:19px;line-height:1.25;margin-bottom:8px}
.why-item p{color:var(--ink-2);font-size:15px}
@media (max-width:900px){.why-grid{grid-template-columns:1fr}.why-item:not(:nth-child(3n+1)){padding-left:0;border-left:0}}

/* ---------- маркетплейсы: цвет площадки — только в полосе и точке, остальное в стиле сайта ---------- */
.mp{--ozon:#005BFF;--ymarket:#FFCC00;--wb:#CB11AB}
.mp-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;align-items:end;margin-bottom:28px}
.mp-head h2{font-size:clamp(26px,3vw,40px);line-height:1.1}
.mp-head p{color:var(--ink-2);max-width:52ch}
@media (max-width:760px){.mp-head{grid-template-columns:1fr}}
.mp-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;list-style:none;margin:0;padding:0}
@media (max-width:760px){.mp-grid{grid-template-columns:1fr}}
.mp-card{--c:var(--ink);position:relative;display:grid;gap:6px;height:100%;padding:24px 24px 22px 30px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);text-decoration:none;overflow:hidden;transition:border-color .15s,background .15s}
.mp-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:6px;background:var(--c);transition:width .2s}
.mp-card.mp-ozon{--c:var(--ozon)}.mp-card.mp-ymarket{--c:var(--ymarket)}.mp-card.mp-wb{--c:var(--wb)}
.mp-name{font:600 clamp(22px,2.2vw,28px)/1.1 var(--display)}
.mp-sub{font-size:14px;color:var(--ink-2)}
.mp-go{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-weight:600;font-size:15px}
.mp-card:hover{border-color:var(--ink)}
.mp-card:hover::before,.mp-card:focus-visible::before{width:10px}
.mp-card:hover .mp-go{text-decoration:underline;text-underline-offset:3px}

/* значки маркетплейсов на обложке: фирменный цвет площадки + стрелка «открыть» */
.hero-mp{display:flex;flex-wrap:wrap;align-items:center;gap:8px 10px;margin-top:22px;padding-top:18px;border-top:1px solid var(--line);max-width:560px}
.hero-mp-label{flex-basis:100%;font-size:14px;color:var(--ink-2)}
.mp-badge{display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 12px 0 14px;border-radius:var(--r);text-decoration:none;font:700 15px/1 var(--text);letter-spacing:.01em;box-shadow:0 1px 0 rgba(14,27,44,.12);transition:transform .15s,box-shadow .15s}
.mp-badge svg{opacity:.85;transition:transform .15s}
.mp-badge:hover,.mp-badge:focus-visible{transform:translateY(-2px);box-shadow:0 6px 16px rgba(14,27,44,.18)}
.mp-badge:hover svg,.mp-badge:focus-visible svg{transform:translate(2px,-2px);opacity:1}
.mp-badge.mp-ozon{background:#005BFF;color:#fff}
.mp-badge.mp-ymarket{background:#FFCC00;color:#1A1A1A}
.mp-badge.mp-wb{background:linear-gradient(135deg,#CB11AB,#7A1BA8);color:#fff}
.mp-badge.mp-ozon .mp-word{letter-spacing:.04em}
@media (prefers-reduced-motion:reduce){.mp-badge,.mp-badge svg{transition:none}.mp-badge:hover{transform:none}}

/* ссылки на магазины в карточке товара и подвале */
.mp-link{display:inline-flex;align-items:center;gap:6px;margin-right:14px;font-weight:600;text-decoration:none;white-space:nowrap}
.mp-link::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--c,currentColor)}
.mp-link.mp-ozon{--c:#005BFF}.mp-link.mp-ymarket{--c:#FFCC00}.mp-link.mp-wb{--c:#CB11AB}
.mp-link:hover{text-decoration:underline;text-underline-offset:3px}
.foot-mp{margin-top:18px;display:grid;gap:8px}
.foot-mp .mp-link{color:#fff}

/* ---------- как заказать: это последовательность, поэтому номера ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:s;list-style:none;margin:0;padding:0}
.steps li{counter-increment:s;position:relative;padding-top:52px}
.steps li::before{content:counter(s);position:absolute;top:0;left:0;width:36px;height:36px;border-radius:var(--r);display:grid;place-items:center;background:var(--ink);color:#fff;font:600 16px/1 var(--display)}
.steps li:not(:last-child)::after{content:"";position:absolute;top:17px;left:48px;right:-12px;height:1px;background:var(--line)}
.steps h3{font-size:18px;margin-bottom:6px}
.steps p{color:var(--ink-2);font-size:15px}
@media (max-width:860px){.steps{grid-template-columns:1fr 1fr}.steps li::after{display:none}}
@media (max-width:520px){.steps{grid-template-columns:1fr}}

/* ---------- подвал ---------- */
.foot{background:var(--navy);color:#C3CEDC;padding:56px 0 36px;font-size:15px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.foot h4{font:600 15px/1 var(--text);color:#fff;margin:0 0 16px}
.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.foot a{text-decoration:none}.foot a:hover{color:#fff}
.foot .big{text-decoration:none;display:block;font:600 24px/1.3 var(--display);color:#fff}
.legal{margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;color:#8A9AB0;font-size:13px}
@media (max-width:820px){.foot-grid{grid-template-columns:1fr 1fr}}

@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}html{scroll-behavior:auto}}

/* Нам доверяют */
.trust{background:#fff;border-block:1px solid var(--line)}
.trust-lead{max-width:62ch;color:var(--ink-2);margin:-8px 0 28px}
.clients{list-style:none;margin:0 0 36px;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.clients li{display:grid;place-items:center;height:88px;padding:16px 20px;border:1px solid var(--line);border-radius:var(--r-lg);background:#fff}
.clients img{max-width:100%;max-height:52px;object-fit:contain;filter:grayscale(1);opacity:.75;transition:filter .3s,opacity .3s}
.clients li:hover img{filter:none;opacity:1}
.ya-reviews{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.3fr);gap:32px;align-items:start}
.ya-reviews h3{font-size:22px;margin-bottom:10px}
.ya-reviews p{margin:0 0 18px;max-width:40ch}
.ya-reviews iframe{width:100%;height:520px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--quartz)}
@media (max-width:860px){.ya-reviews{grid-template-columns:1fr}.ya-reviews iframe{height:480px}}