/* HIDRO — плоские крыши и гидроизоляция. Белый + насыщенный синий */
@font-face{font-family:"Unbounded";src:url(fonts/Unbounded-Medium.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"Unbounded";src:url(fonts/Unbounded-SemiBold.woff2) format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:"Inter";src:url(fonts/Inter18pt-Regular.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Inter";src:url(fonts/Inter18pt-Medium.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"Inter";src:url(fonts/Inter18pt-SemiBold.woff2) format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:"JBMono";src:url(fonts/JetBrainsMono-Medium.woff2) format("woff2");font-weight:500;font-display:swap}

:root{
  --bg:#fff; --soft:#F2F6FC; --soft2:#E8EEF8; --line:#DCE3EE; --line2:#C9D3E3;
  --ink:#0B1630; --ink2:#46526B; --ink3:#7A859B;
  --blue:#1F4BFF; --blue-d:#1433C9; --blue-l:#E7EDFF; --aqua:#7FD3FF;
  --navy:#081230; --navy2:#101D45;
  --r:14px; --r-s:10px;
  --head:"Unbounded",system-ui,sans-serif; --body:"Inter",system-ui,sans-serif; --mono:"JBMono",ui-monospace,monospace;
  --w:1240px; --gut:clamp(16px,3vw,32px);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
@supports (overflow:clip){html,body{overflow-x:clip}}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.55 var(--body);-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer;background:none;border:0;padding:0}
svg{width:1em;height:1em;flex:none}
h1,h2,h3,p,ul,ol,dl,dd,figure{margin:0}
ul,ol{padding:0;list-style:none}
.wrap{max-width:var(--w);margin:0 auto;padding:0 var(--gut)}
.mono{font-family:var(--mono);font-weight:500;letter-spacing:.02em}
em{font-style:normal;color:var(--blue)}

/* ---------- кнопки ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 22px;border-radius:var(--r-s);font-weight:600;font-size:15.5px;line-height:1.1;transition:background .2s,color .2s,border-color .2s,transform .2s;white-space:nowrap}
.btn svg{font-size:20px}
.btn:active{transform:translateY(1px)}
.btn--blue{background:var(--blue);color:#fff;box-shadow:0 10px 24px -12px rgba(31,75,255,.8)}
.btn--blue:hover{background:var(--blue-d)}
.btn--blue svg[class],.btn--blue>svg:last-child{transition:transform .2s}
.btn--blue:hover>svg:last-child{transform:translateX(3px)}
.btn--line{border:1.5px solid var(--ink);color:var(--ink)}
.btn--line:hover{background:var(--ink);color:#fff}
.btn--line svg{color:var(--blue)}
.btn--line:hover svg{color:var(--aqua)}
.btn--white{background:#fff;color:var(--ink)}
.btn--white svg{color:var(--blue)}
.btn--white:hover{background:var(--blue-l)}
.btn--glass{background:rgba(255,255,255,.08);color:#fff;border:1.5px solid rgba(255,255,255,.25)}
.btn--glass:hover{background:rgba(255,255,255,.16)}
.btn--ghost{color:var(--ink);background:var(--soft);}
.btn--ghost:hover{background:var(--soft2)}
.btn--alert{background:var(--ink);color:#fff;min-height:42px;padding:0 16px;font-size:14px}
.btn--alert:hover{background:var(--blue)}
.btn--wide{width:100%}
.pulse{width:8px;height:8px;border-radius:50%;background:var(--aqua);box-shadow:0 0 0 0 rgba(127,211,255,.8);animation:pulse 1.8s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 9px rgba(127,211,255,0)}100%{box-shadow:0 0 0 0 rgba(127,211,255,0)}}

/* ---------- шапка ---------- */
.hdr{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:border-color .2s}
.hdr.is-scrolled{border-color:var(--line)}
.hdr__in{display:flex;align-items:center;gap:28px;height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;font:600 21px/1 var(--head);letter-spacing:.02em}
.logo__mark{width:34px;height:34px;border-radius:9px;background:var(--blue);display:grid;place-items:center}
.logo__mark svg{width:26px;height:26px}
.nav{display:flex;gap:24px;font-size:15px;font-weight:500;color:var(--ink2)}
.nav a{position:relative;padding:6px 0}
.nav a:hover{color:var(--blue)}
.hdr__r{margin-left:auto;display:flex;align-items:center;gap:8px}
.hdr__tel{display:inline-flex;align-items:center;gap:8px;font-weight:600;margin-right:6px}
.hdr__tel svg{color:var(--blue);font-size:18px}
.ico{width:42px;height:42px;border-radius:var(--r-s);display:grid;place-items:center;background:var(--soft);font-size:21px;transition:background .2s,color .2s}
.ico--wa{color:#1FAF54}.ico--vb{color:#7360F2}
.ico:hover{background:var(--soft2)}
.lang{height:42px;padding:0 12px;border-radius:var(--r-s);display:grid;place-items:center;font:500 13px var(--mono);border:1px solid var(--line)}
.lang:hover{border-color:var(--blue);color:var(--blue)}
.hdr__leak{margin-left:4px}
.burger{display:none;width:44px;height:44px;border-radius:var(--r-s);background:var(--soft);position:relative}
.burger span,.burger span::before,.burger span::after{position:absolute;left:12px;width:20px;height:2px;background:var(--ink);border-radius:2px;transition:transform .25s,top .25s}
.burger span{top:21px}.burger span::before{content:"";left:0;top:-6px}.burger span::after{content:"";left:0;top:6px}
.burger[aria-expanded="true"] span{background:transparent}
.burger[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
.burger[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}

/* ---------- общие секции ---------- */
.sec{padding:clamp(64px,8vw,112px) 0}
.sec--tight{padding:clamp(40px,5vw,64px) 0}
.sec--soft{background:var(--soft)}
.sec--ink{background:var(--navy);color:#fff}
.sec__head{margin-bottom:clamp(32px,4vw,52px);max-width:820px}
.sec__head--row{max-width:none;display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:32px 64px;align-items:end}
.sec__note{color:var(--ink2);font-size:15.5px;max-width:440px}
.sec--ink .sec__note{color:#A9B5D3}
.sec__note--warn{display:inline-flex;align-items:center;gap:8px;justify-self:end;padding:10px 14px;border-radius:var(--r-s);background:#FFF5D6;color:#6B5200;font-size:14px}
.kick{display:flex;align-items:center;gap:12px;margin-bottom:18px;font-size:13.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--ink2)}
.kick .mono{display:inline-grid;place-items:center;min-width:34px;height:24px;padding:0 6px;border-radius:6px;background:var(--blue-l);color:var(--blue);font-size:12px;letter-spacing:0}
.kick--inv{color:#A9B5D3}
.kick--inv .mono{background:rgba(127,211,255,.14);color:var(--aqua)}
.h2{font:500 clamp(27px,3.6vw,44px)/1.14 var(--head);letter-spacing:-.025em}
.h3{font:500 clamp(23px,2.6vw,32px)/1.18 var(--head);letter-spacing:-.02em}
.sec--ink em,.leak em,.final em{color:var(--aqua)}

/* ---------- 1. первый экран: фото на весь экран фоном ---------- */
.hero{position:relative;isolation:isolate;min-height:calc(100svh - 72px);display:flex;flex-direction:column;color:#fff;background:var(--navy)}
.hero__bg{position:absolute;inset:0;z-index:-1;overflow:hidden}
.hero__bg img{width:100%;height:100%;object-fit:cover;object-position:62% 40%}
.hero__bg::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,18,48,.92) 0%,rgba(8,18,48,.78) 34%,rgba(8,18,48,.35) 62%,rgba(8,18,48,.1) 100%)}
/* растворение фото в белый фон страницы снизу */
.hero__bg::after{content:"";position:absolute;left:0;right:0;bottom:0;height:42%;background:linear-gradient(0deg,#fff 0%,#fff 22%,rgba(255,255,255,.86) 38%,rgba(255,255,255,.5) 58%,rgba(255,255,255,.16) 80%,rgba(255,255,255,0) 100%)}
.hero__in{flex:1;width:100%;display:flex;flex-direction:column;justify-content:flex-end;padding-top:clamp(48px,7vw,104px);padding-bottom:clamp(40px,5vw,64px)}
.hero__grid{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:32px 64px;align-items:end;margin-bottom:auto}
.hero__h{font:500 clamp(34px,5.2vw,68px)/1.06 var(--head);letter-spacing:-.035em;max-width:820px}
.hero__h em{color:var(--aqua)}
.hero .kick--inv{color:#C9D5F2}
.lead{margin-top:22px;font-size:17.5px;color:#D3DCF2;max-width:540px}
.btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.spec{justify-self:end;width:250px;padding:16px 18px;border-radius:var(--r);background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);font-size:14px;display:grid;gap:6px;color:#fff}
.spec__t{font-size:11.5px;color:#B9C6E6;text-transform:uppercase}
.spec strong{font:500 16px/1.25 var(--head);letter-spacing:-.01em;margin-bottom:4px}
.spec__row{display:flex;justify-content:space-between;color:#C9D5F2}
.spec__row b{color:#fff}
.spec__bar{height:6px;border-radius:6px;background:rgba(255,255,255,.18);overflow:hidden;margin-top:4px}
.spec__bar i{display:block;height:100%;background:var(--aqua);border-radius:6px}
.objs{position:relative;margin-top:clamp(40px,6vw,88px);padding:18px;border-radius:18px;background:#fff;color:var(--ink);box-shadow:0 24px 60px -28px rgba(8,18,48,.45);border:1px solid var(--line)}
.objs__t{font:500 16px var(--head);margin:0 4px 14px;display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 14px}
.objs__t span{font:400 14px var(--body);color:var(--ink3)}
.objs__list{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}
.obj{position:relative;text-align:left;display:grid;grid-template-columns:auto 1fr;grid-template-rows:auto auto;column-gap:12px;align-items:center;padding:14px 40px 14px 14px;border-radius:var(--r);background:var(--soft);border:1.5px solid transparent;transition:border-color .2s,background .2s}
.obj>svg{grid-row:span 2;font-size:30px;color:var(--blue)}
.obj b{font-weight:600;font-size:14.5px;line-height:1.25}
.obj small{color:var(--ink3);font-size:13px}
.obj i{position:absolute;right:12px;top:50%;transform:translateY(-50%);width:24px;height:24px;border-radius:50%;display:grid;place-items:center;background:#fff;color:var(--blue);font-size:14px;transition:background .2s,color .2s}
.obj:hover{border-color:var(--blue);background:#fff}
.obj:hover i{background:var(--blue);color:#fff}
.facts{display:grid;grid-template-columns:repeat(4,1fr);margin-top:24px;color:var(--ink)}
.facts li{padding:6px 20px 0 0;display:grid;gap:2px}
.facts li+li{padding-left:20px;border-left:1px solid var(--line)}
.facts b{font:500 19px var(--head);letter-spacing:-.01em;color:var(--blue)}
.facts span{color:var(--ink2);font-size:14.5px}

/* ---------- 2. течёт сейчас ---------- */
.leak{background:var(--blue);color:#fff;position:relative;overflow:hidden}
.leak::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 15% 0%,rgba(127,211,255,.35),transparent 50%);pointer-events:none}
.leak__in{position:relative;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:clamp(32px,5vw,72px);align-items:center;padding-top:clamp(56px,7vw,96px);padding-bottom:clamp(56px,7vw,96px)}
.leak .kick--inv{color:#CFE0FF}
.leak .kick--inv .mono{background:rgba(255,255,255,.16);color:#fff}
.leak .h2{font-size:clamp(32px,4.4vw,56px)}
.leak__lead{margin-top:16px;font-size:18px;color:#DCE6FF;max-width:520px}
.leak__steps{margin-top:30px;display:grid;gap:2px;counter-reset:s}
.leak__steps li{counter-increment:s;display:grid;grid-template-columns:44px 1fr;column-gap:14px;padding:14px 0;border-top:1px solid rgba(255,255,255,.2)}
.leak__steps li::before{content:counter(s);grid-row:span 2;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.14);font:500 15px var(--mono)}
.leak__steps b{font-weight:600;font-size:16.5px}
.leak__steps span{color:#CFDBFF;font-size:14.5px}
.leak__foot{margin-top:24px;display:flex;flex-wrap:wrap;align-items:center;gap:20px 32px}
.leak__price{font:500 30px/1.1 var(--head);letter-spacing:-.02em}
.leak__price small{display:block;font:400 14px var(--body);color:#CFDBFF;margin-bottom:4px;letter-spacing:0}
.leak__ph{border-radius:22px;overflow:hidden;aspect-ratio:4/4.6;box-shadow:0 40px 80px -40px rgba(0,0,0,.6)}
.leak__ph img{width:100%;height:100%;object-fit:cover}

/* ---------- 3. услуги ---------- */
.svc{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:18px;overflow:hidden}
.svc__i{background:#fff;padding:26px 24px 24px;display:flex;flex-direction:column;gap:10px;transition:background .2s}
.svc__i:hover{background:var(--soft)}
.svc__i>svg{font-size:36px;color:var(--blue);margin-bottom:10px}
.svc__i h3{font:500 17px/1.25 var(--head);letter-spacing:-.01em}
.svc__i p{color:var(--ink2);font-size:14.5px;flex:1}
.svc__i .mono{font-size:13.5px;color:var(--blue);padding-top:10px;border-top:1px dashed var(--line2)}

/* ---------- 4. таблица классов ---------- */
.tbl{background:#fff;border-radius:18px;border:1px solid var(--line);overflow:hidden}
.tbl table{width:100%;border-collapse:collapse;font-size:15px}
.tbl th{text-align:left;font:500 12px var(--mono);text-transform:uppercase;letter-spacing:.04em;color:var(--ink3);padding:16px 18px;background:var(--soft);border-bottom:1px solid var(--line)}
.tbl td{padding:18px;border-bottom:1px solid var(--line);vertical-align:middle}
.tbl tr:last-child td{border-bottom:0}
.tbl tbody tr{transition:background .15s}
.tbl tbody tr:hover{background:#FAFCFF}
.tbl .t-name b{display:block;font:500 16px var(--head);letter-spacing:-.01em}
.tbl .t-name small{color:var(--ink3);font-size:13.5px}
.tbl .t-life{min-width:190px}
.tbl .t-life span{display:block;font-weight:600}
.lbar{display:block;height:6px;border-radius:6px;background:var(--blue-l);margin-top:7px;overflow:hidden}
.lbar i{display:block;height:100%;border-radius:6px;background:var(--blue)}
.tbl .t-war{font-weight:600}
.tbl .t-war small{display:block;font-weight:400;color:var(--ink3);font-size:13px}
.tbl .t-p{font:500 17px var(--head);white-space:nowrap;letter-spacing:-.01em}
.tbl .t-p small{font:400 13px var(--body);color:var(--ink3)}
.tbl .t-p--na{color:var(--ink3);font-family:var(--body);font-size:14px}
.tbl .t-w{color:var(--ink2);white-space:nowrap}
.tbl tr.is-mem{background:#F8FAFF}
.tbl .t-tag{display:inline-block;margin-left:8px;padding:2px 7px;border-radius:5px;background:var(--blue);color:#fff;font:500 10.5px var(--mono);vertical-align:3px;text-transform:uppercase}
.tbl__foot{margin-top:18px;display:flex;align-items:center;gap:10px;color:var(--ink2);font-size:15px}
.tbl__foot svg{color:var(--blue);font-size:20px}

/* ---------- 5. калькулятор ---------- */
.calc{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:24px;align-items:start}
.calc__form{border:1px solid var(--line);border-radius:18px;background:#fff}
.cs{padding:22px 24px;border-bottom:1px solid var(--line)}
.cs:last-child{border-bottom:0}
.cs--2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.cs__t{display:flex;align-items:center;gap:10px;font-weight:600;font-size:15px;margin-bottom:12px}
.cs__t .mono{width:24px;height:24px;border-radius:6px;display:grid;place-items:center;background:var(--ink);color:#fff;font-size:12px}
.cs__hint{margin-top:8px;color:var(--ink3);font-size:13.5px;line-height:1.45}
.cs__extra[hidden]{display:none}
.seg{display:flex;gap:6px;padding:5px;border-radius:12px;background:var(--soft);flex-wrap:wrap}
.seg button{flex:1 1 auto;min-height:44px;padding:0 14px;border-radius:9px;font-weight:500;font-size:14.5px;color:var(--ink2);display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:background .15s,color .15s,box-shadow .15s}
.seg button svg{font-size:20px}
.seg button:hover{color:var(--ink)}
.seg button.is-on{background:#fff;color:var(--blue);box-shadow:0 2px 8px -2px rgba(8,18,48,.15)}
.seg--sm button{min-height:36px;font-size:14px}
.inp{display:flex;align-items:center;height:52px;border:1.5px solid var(--line2);border-radius:var(--r-s);padding:0 14px;background:#fff;transition:border-color .15s}
.inp:focus-within{border-color:var(--blue)}
.inp input{flex:1;min-width:0;border:0;outline:0;font:500 20px var(--head);color:var(--ink);background:none;-moz-appearance:textfield}
.inp input::-webkit-inner-spin-button,.inp input::-webkit-outer-spin-button{-webkit-appearance:none}
.inp span{color:var(--ink3);font-size:15px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{min-height:44px;padding:8px 14px;border-radius:var(--r-s);border:1.5px solid var(--line);background:#fff;font-weight:500;font-size:14.5px;text-align:left;line-height:1.25;transition:border-color .15s,background .15s,color .15s}
.chip small{display:block;color:var(--ink3);font-weight:400;font-size:12.5px;margin-top:2px}
.chip:hover{border-color:var(--line2)}
.chip.is-on{border-color:var(--blue);background:var(--blue-l);color:var(--blue-d)}
.chip.is-on small{color:var(--blue)}
.chip:disabled{opacity:.4;cursor:not-allowed}
.chips--cls{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.chips--work{display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}
.calc__form,.calc__res,.cs,.cs>*{min-width:0}
.cs__layers{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;margin-top:14px;font-size:14.5px;font-weight:500}
.cs__layers .seg{flex:none;width:220px}
.cs__layers small{color:var(--ink3);font-size:13px;font-weight:400}
.cs__layers[hidden]{display:none}
.opts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 24px}
.opt{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:52px;padding:6px 0;border-bottom:1px dashed var(--line)}
.opt__n{font-size:14.5px;font-weight:500;line-height:1.3}
.opt__n small{display:block;color:var(--ink3);font-weight:400;font-size:12.5px}
.opt[hidden]{display:none}
.tgl{position:relative;width:44px;height:26px;border-radius:20px;background:var(--line2);flex:none;transition:background .2s}
.tgl::after{content:"";position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.2);transition:transform .2s}
input:checked+.tgl{background:var(--blue)}
input:checked+.tgl::after{transform:translateX(18px)}
input:focus-visible+.tgl{outline:2px solid var(--blue);outline-offset:2px}
.opt label{display:flex;cursor:pointer}
.opt input,.own input{position:absolute;opacity:0;width:1px;height:1px}
.cnt{display:inline-flex;align-items:center;gap:2px;padding:3px;border-radius:10px;background:var(--soft)}
.cnt button{width:34px;height:34px;border-radius:8px;display:grid;place-items:center;font-size:16px;color:var(--ink2)}
.cnt button:hover{background:#fff;color:var(--blue)}
.cnt output{min-width:30px;text-align:center;font:500 15px var(--mono)}
.inp--sm{height:40px;width:110px;padding:0 10px}
.inp--sm input{font-size:16px}
.own{display:flex;align-items:center;gap:12px;margin-top:16px;cursor:pointer;font-weight:500;font-size:14.5px;position:relative}
.calc__res{position:sticky;top:92px}
.res{background:var(--navy);color:#fff;border-radius:18px;padding:24px;display:grid;gap:12px;position:relative;overflow:hidden}
.res::before{content:"";position:absolute;right:-80px;top:-80px;width:220px;height:220px;border-radius:50%;background:radial-gradient(circle,rgba(31,75,255,.55),transparent 70%);pointer-events:none}
.res__t{font-size:12px;text-transform:uppercase;color:#8E9CC0;letter-spacing:.04em}
.res__lines{display:grid;gap:8px;font-size:14px;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.12)}
.res__lines li{display:flex;justify-content:space-between;gap:14px;color:#C4CEE6}
.res__lines li b{color:#fff;font-weight:500;white-space:nowrap}
.res__lines li.inc b{color:var(--aqua);font-weight:400}
.res__split{display:flex;justify-content:space-between;gap:10px;font-size:13.5px;color:#8E9CC0}
.res__split b{color:#fff;font-weight:500;margin-left:4px}
.res__disc{font-size:13.5px;color:var(--aqua)}
.res__sum{display:flex;align-items:baseline;justify-content:space-between;gap:10px;padding-top:6px}
.res__sum small{color:#A9B5D3;font-size:14px}
.res__sum b{font:500 clamp(28px,3vw,36px)/1 var(--head);letter-spacing:-.03em;color:#fff}
.res__per{margin-top:-4px;text-align:right;font-size:14px;color:var(--aqua)}
.res__life{display:grid;grid-template-columns:1fr 1fr;gap:8px 12px;padding:14px;border-radius:12px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1)}
.res__life small{display:block;font-size:12px;color:#8E9CC0}
.res__life b{font:500 17px var(--head);letter-spacing:-.01em}
.res__life div:nth-child(2) b{color:var(--aqua)}
.res__bar{grid-column:1/-1;height:6px;border-radius:6px;background:rgba(255,255,255,.12);overflow:hidden}
.res__bar i{display:block;height:100%;width:30%;background:linear-gradient(90deg,var(--blue),var(--aqua));border-radius:6px;transition:width .4s}
.res__min{font-size:13px;color:#FFD97A}
.res .btn--ghost{background:rgba(255,255,255,.08);color:#fff}
.res .btn--ghost:hover{background:rgba(255,255,255,.14)}
.res .btn--ghost svg{color:var(--aqua)}
.res__note{font-size:12.5px;color:#8E9CC0;line-height:1.45}

/* ---------- 6. разрез ---------- */
.pie{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:clamp(24px,4vw,56px);align-items:center}
.pie__img{position:relative;background:#fff;border-radius:22px;border:1px solid var(--line);padding:clamp(8px,1.6vw,20px)}
.pie__img img{width:100%}
.pie__img .dot{position:absolute;transform:translate(-50%,-50%);width:26px;height:26px;border-radius:50%;background:#fff;border:2px solid var(--blue);color:var(--blue);display:grid;place-items:center;font:500 11.5px var(--mono);box-shadow:0 4px 10px -2px rgba(8,18,48,.3);transition:transform .2s,background .2s,color .2s;cursor:default}
.pie__img .dot.is-on{background:var(--blue);color:#fff;transform:translate(-50%,-50%) scale(1.18)}
.pie__list{display:grid;grid-template-columns:1fr 1fr;gap:4px 18px;counter-reset:l}
.layer{display:flex;gap:12px;padding:10px 8px;border-radius:10px;transition:background .15s;cursor:default}
.layer>b{flex:none;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:var(--blue-l);color:var(--blue);font:500 11.5px var(--mono)}
.layer strong{display:block;font-size:14.5px;font-weight:600;line-height:1.3}
.layer span{display:block;color:var(--ink2);font-size:13px;line-height:1.4;margin-top:2px}
.layer.is-on{background:#fff}
.layer.is-on>b{background:var(--blue);color:#fff}

/* ---------- 7. по признакам ---------- */
.sym{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.3fr);gap:24px;align-items:start}
.sym__tabs{display:grid;gap:8px}
.sym__tab{display:flex;align-items:center;gap:14px;text-align:left;padding:16px 18px;border-radius:var(--r);border:1.5px solid var(--line);font-weight:600;font-size:15.5px;transition:border-color .15s,background .15s,color .15s}
.sym__tab .mono{width:30px;height:30px;border-radius:8px;display:grid;place-items:center;background:var(--soft);color:var(--ink2);font-size:13px;flex:none}
.sym__tab:hover{border-color:var(--line2)}
.sym__tab.is-on{background:var(--ink);border-color:var(--ink);color:#fff}
.sym__tab.is-on .mono{background:var(--blue);color:#fff}
.sym__panels{position:relative;padding:clamp(24px,3vw,36px);border-radius:18px;background:var(--soft);display:grid;gap:24px;min-height:100%}
.sym__p{display:none;gap:24px}
.sym__p.is-on{display:grid;animation:fade .3s}
@keyframes fade{from{opacity:0;transform:translateY(6px)}}
.sym__p dl{display:grid;gap:18px}
.sym__p dt{font:500 12px var(--mono);text-transform:uppercase;color:var(--blue);letter-spacing:.04em;margin-bottom:6px}
.sym__p dd{font-size:17px;line-height:1.5}
.sym__price{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 14px;padding-top:18px;border-top:1px solid var(--line2);font:500 26px var(--head);letter-spacing:-.02em}
.sym__price small{width:100%;font:400 13px var(--body);color:var(--ink3);letter-spacing:0}
.sym__price span{font:500 13px var(--mono);color:var(--ink2);padding:4px 8px;border-radius:6px;background:#fff;letter-spacing:0}
.sym__panels .btn{justify-self:start}

/* ---------- 8. ассоциации ---------- */
.apc{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-template-areas:"list doc" "ph doc";gap:24px}
.apc__list{grid-area:list;display:grid;grid-template-columns:1fr 1fr;gap:1px;background:rgba(255,255,255,.1);border-radius:18px;overflow:hidden;border:1px solid rgba(255,255,255,.1)}
.apc__list li{background:var(--navy);padding:20px;display:grid;gap:10px}
.apc__list svg{font-size:26px;color:var(--aqua)}
.apc__list b{display:block;font-weight:600;font-size:15.5px}
.apc__list span{display:block;color:#A9B5D3;font-size:14px;margin-top:3px;line-height:1.45}
.apc__ph{grid-area:ph;border-radius:18px;overflow:hidden;aspect-ratio:16/6}
.apc__ph img{width:100%;height:100%;object-fit:cover}
.doc{grid-area:doc;background:#fff;color:var(--ink);border-radius:18px;padding:clamp(22px,3vw,34px);box-shadow:0 40px 80px -40px rgba(0,0,0,.7);position:relative;align-self:start}
.doc::before{content:"";position:absolute;left:24px;right:24px;top:-8px;height:8px;border-radius:8px 8px 0 0;background:var(--blue)}
.doc__head{display:grid;gap:6px;padding-bottom:18px;border-bottom:2px solid var(--ink)}
.doc__head .mono{font-size:12px;color:var(--ink3);text-transform:uppercase}
.doc__head b{font:500 19px/1.25 var(--head);letter-spacing:-.01em}
.doc__t{width:100%;border-collapse:collapse;font-size:14.5px;margin:6px 0 10px}
.doc__t td{padding:11px 0;border-bottom:1px dashed var(--line2)}
.doc__t td:nth-child(2){color:var(--ink3);font-family:var(--mono);font-size:12.5px;padding:0 12px;white-space:nowrap}
.doc__t td:last-child{text-align:right;font-weight:600;white-space:nowrap}
.doc__t tr:last-child td{color:var(--blue)}
.doc__sum,.doc__per{display:flex;justify-content:space-between;align-items:baseline;padding:10px 0}
.doc__sum span{font-weight:600}
.doc__sum b{font:500 26px var(--head);letter-spacing:-.02em}
.doc__per{background:var(--blue-l);margin:4px -14px 0;padding:12px 14px;border-radius:10px}
.doc__per span{color:var(--blue-d);font-weight:500}
.doc__per b{font:500 20px var(--head);color:var(--blue)}
.doc__note{margin-top:14px;font-size:12px;color:var(--ink3);text-transform:uppercase}

/* ---------- 9. проверка ---------- */
.chk{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(24px,4vw,56px);align-items:center;padding:clamp(18px,2.4vw,28px);border-radius:22px;border:1.5px solid var(--line);background:linear-gradient(120deg,#fff 40%,var(--blue-l))}
.chk__ph{border-radius:16px;overflow:hidden;aspect-ratio:4/3.2}
.chk__ph img{width:100%;height:100%;object-fit:cover}
.chk__txt>p:not(.kick){margin-top:14px;color:var(--ink2);max-width:560px}
.chk__foot{margin-top:24px;display:flex;flex-wrap:wrap;align-items:center;gap:16px 28px}
.chk__price{font:500 26px/1.1 var(--head);letter-spacing:-.02em}
.chk__price small{display:block;font:400 13px var(--body);color:var(--ink3);margin-bottom:4px;letter-spacing:0}
.chk__off{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink2);max-width:220px;line-height:1.35}
.chk__off svg{color:var(--blue);font-size:18px}

/* ---------- 10. работы ---------- */
.works{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.work{background:#fff;border-radius:18px;overflow:hidden;border:1px solid var(--line);display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr)}
.work figure{position:relative;min-height:240px}
.work figure img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.work__tag{position:absolute;left:12px;top:12px;padding:5px 9px;border-radius:7px;background:#fff;font-size:11.5px;text-transform:uppercase;color:var(--blue)}
.work__b{padding:22px;display:flex;flex-direction:column;gap:10px}
.work__b h3{font:500 17px/1.3 var(--head);letter-spacing:-.01em}
.work__b>p{color:var(--ink2);font-size:14.5px;flex:1}
.work dl{display:grid;grid-template-columns:repeat(3,auto);gap:10px;padding:12px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.work dt{font:500 11px var(--mono);text-transform:uppercase;color:var(--ink3)}
.work dd{font-weight:600;font-size:14.5px;white-space:nowrap}
.work dl div:last-child dd{color:var(--blue)}
.work__per{font-size:13.5px;color:var(--ink2)}

/* ---------- 11. почему текут ---------- */
.why{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.8fr) minmax(0,1fr);gap:20px;align-items:stretch}
.why__col{border-radius:18px;padding:clamp(22px,2.6vw,32px)}
.why__col--bad{background:var(--soft)}
.why__col--good{background:var(--blue);color:#fff}
.why__col h3{display:flex;align-items:center;gap:10px;font:500 19px var(--head);letter-spacing:-.01em;margin-bottom:18px}
.why__col h3 svg{width:30px;height:30px;padding:6px;border-radius:50%}
.why__col--bad h3 svg{background:#FFE1DD;color:#D23B2A}
.why__col--good h3 svg{background:rgba(255,255,255,.18);color:#fff}
.why__col li{padding:12px 0;border-top:1px solid var(--line2);font-size:15px;line-height:1.45}
.why__col--bad li{color:var(--ink2)}
.why__col--good li{border-color:rgba(255,255,255,.22)}
.why__ph{border-radius:18px;overflow:hidden}
.why__ph img{width:100%;height:100%;object-fit:cover}

/* ---------- 12. этапы ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.steps li{background:#fff;border-radius:var(--r);padding:20px;border:1px solid var(--line);position:relative}
.steps .mono{display:block;font-size:12.5px;color:var(--blue);margin-bottom:22px}
.steps li::after{content:"";position:absolute;left:20px;right:20px;top:42px;height:1px;background:repeating-linear-gradient(90deg,var(--line2) 0 4px,transparent 4px 8px)}
.steps b{display:block;font:500 16px/1.3 var(--head);letter-spacing:-.01em}
.steps p{margin-top:6px;color:var(--ink2);font-size:14px}
.steps li:nth-child(5){background:var(--ink);color:#fff;border-color:var(--ink)}
.steps li:nth-child(5) p{color:#B9C3DB}
.steps li:nth-child(5) .mono{color:var(--aqua)}

/* ---------- 13. оплата ---------- */
.pay{display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:20px}
.pay__i{border-radius:18px;padding:clamp(22px,2.6vw,30px);border:1px solid var(--line);display:grid;align-content:start;gap:14px}
.pay__i>svg{font-size:32px;color:var(--blue)}
.pay__i h3{font:500 19px var(--head);letter-spacing:-.01em}
.pay__i--blue{background:var(--soft);border-color:var(--soft)}
.war{display:grid;gap:8px}
.war li{display:grid;grid-template-columns:110px 1fr 52px;align-items:center;gap:10px;font-size:14px}
.war li span:first-child{color:var(--ink2)}
.war .lbar{margin:0}
.war b{text-align:right;font-weight:600}
.ticks{display:grid;gap:10px}
.ticks li{position:relative;padding-left:26px;font-size:15px;color:var(--ink2)}
.ticks li::before{content:"";position:absolute;left:0;top:7px;width:14px;height:8px;border-left:2px solid var(--blue);border-bottom:2px solid var(--blue);transform:rotate(-45deg)}

/* ---------- 14. бренды ---------- */
.brands{display:flex;align-items:center;gap:24px 48px;flex-wrap:wrap}
.brands__t{font:500 17px/1.3 var(--head)}
.brands__t span{font:400 14px var(--body);color:var(--ink3)}
.brands__list{display:flex;flex-wrap:wrap;gap:10px;flex:1}
.brands__list li{padding:12px 18px;border-radius:var(--r-s);background:#fff;border:1px solid var(--line);font:500 14px var(--mono);letter-spacing:.06em;color:var(--ink2)}

/* ---------- 15. география ---------- */
.area{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:32px 64px;align-items:center}
.area__p{margin-top:16px;color:var(--ink2);max-width:440px}
.area__list{display:flex;flex-wrap:wrap;gap:8px}
.area__list li{display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:40px;background:var(--soft);font-weight:500;font-size:14.5px}
.area__list svg{color:var(--blue)}
.area__list .area__all{background:none;border:1.5px dashed var(--line2);color:var(--ink2)}

/* ---------- 16. FAQ ---------- */
.faq{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:32px 64px;align-items:start}
.faq .sec__head{position:sticky;top:100px}
.faq .sec__head .btn{margin-top:26px}
.faq__list{display:grid;gap:8px}
.faq__list details{background:#fff;border-radius:var(--r);border:1px solid var(--line)}
.faq__list summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 20px;font-weight:600;font-size:16px}
.faq__list summary::-webkit-details-marker{display:none}
.faq__list summary::after{content:"";flex:none;width:28px;height:28px;border-radius:8px;background:var(--soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 6v12M6 12h12' stroke='%231F4BFF' stroke-width='2.2' stroke-linecap='round'/%3E%3C/svg%3E") center/16px no-repeat;transition:transform .2s}
.faq__list details[open] summary::after{transform:rotate(45deg)}
.faq__list details p{padding:0 20px 20px;color:var(--ink2);font-size:15px}

/* ---------- 17. финал ---------- */
.final{background:var(--navy);color:#fff;position:relative;overflow:hidden}
.final::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 60% 90% at 100% 100%,rgba(31,75,255,.55),transparent 60%),radial-gradient(ellipse 40% 60% at 0% 0%,rgba(127,211,255,.12),transparent 60%);pointer-events:none}
.final::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:48px 48px;-webkit-mask-image:linear-gradient(90deg,transparent,#000);mask-image:linear-gradient(90deg,transparent,#000);pointer-events:none}
.final__in{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:40px 72px;align-items:center;padding-top:clamp(64px,8vw,112px);padding-bottom:clamp(64px,8vw,112px)}
.final__h{font:500 clamp(28px,3.8vw,48px)/1.14 var(--head);letter-spacing:-.025em}
.final__p{margin-top:18px;color:#A9B5D3;font-size:17px}
.final__btns{display:grid;gap:12px}
.final__tel{margin-top:8px;font:500 30px var(--head);letter-spacing:-.02em;text-align:center}
.final__tel small{display:block;font:400 13px var(--body);color:#8E9CC0;letter-spacing:0;margin-bottom:4px}

/* ---------- подвал ---------- */
.ftr{background:#050C22;color:#A9B5D3;padding:40px 0 48px;font-size:14.5px}
.ftr__in{display:grid;grid-template-columns:1.2fr 1fr auto;gap:28px;align-items:start}
.logo--inv{color:#fff}
.ftr__p{margin-top:14px;line-height:1.6}
.ftr__c{display:grid;gap:4px}
.ftr__c a{color:#fff;font:500 18px var(--head)}
.ftr__soc{display:flex;gap:8px}
.ftr__soc a{width:42px;height:42px;border-radius:var(--r-s);display:grid;place-items:center;background:rgba(255,255,255,.06);font-size:20px;color:#fff}
.ftr__soc a:hover{background:var(--blue)}
.mbar{display:none}

/* ---------- адаптив ---------- */
@media (max-width:1180px){
  .nav{gap:16px;font-size:14.5px}
  .hdr__tel span{display:none}
  .hdr__tel{width:42px;height:42px;border-radius:var(--r-s);background:var(--soft);justify-content:center;margin:0}
}
@media (max-width:1020px){
  .nav{position:fixed;top:72px;left:0;right:0;flex-direction:column;gap:0;background:#fff;padding:8px var(--gut) 20px;border-bottom:1px solid var(--line);box-shadow:0 20px 30px -20px rgba(8,18,48,.25);transform:translateY(-8px);opacity:0;visibility:hidden;transition:.2s}
  .nav.is-open{transform:none;opacity:1;visibility:visible}
  .nav a{padding:14px 0;border-bottom:1px solid var(--line);font-size:16px}
  .burger{display:block}
  .hero__grid,.sec__head--row{grid-template-columns:1fr}
  .spec{justify-self:start}
  .sec__note--warn{justify-self:start}
  .objs__list{grid-template-columns:repeat(3,minmax(0,1fr))}
  .svc{grid-template-columns:repeat(2,minmax(0,1fr))}
  .calc{grid-template-columns:minmax(0,1fr)}
  .calc__res{position:static}
  .pie{grid-template-columns:1fr}
  .sym{grid-template-columns:1fr}
  .apc{grid-template-columns:1fr;grid-template-areas:"list" "doc" "ph"}
  .works{grid-template-columns:1fr}
  .why{grid-template-columns:1fr 1fr}
  .why__ph{grid-column:1/-1;grid-row:1;aspect-ratio:16/7}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .pay{grid-template-columns:1fr}
  .area,.faq{grid-template-columns:1fr}
  .faq .sec__head{position:static}
  .final__in{grid-template-columns:1fr}
  .ftr__in{grid-template-columns:1fr 1fr}
  .leak__in{grid-template-columns:1fr}
  .leak__ph{aspect-ratio:16/9;order:-1}
}
@media (max-width:680px){
  body{font-size:15.5px;padding-bottom:64px}
  .hdr__in{height:64px;gap:12px}
  .nav{top:64px}
  .hdr__leak,.ico--vb,.hdr__tel{display:none}
  .logo{font-size:18px}.logo__mark{width:30px;height:30px}
  .hero{min-height:calc(100svh - 64px)}
  .hero__bg img{object-position:68% 30%}
  .hero__bg::before{background:linear-gradient(180deg,rgba(8,18,48,.86) 0%,rgba(8,18,48,.62) 40%,rgba(8,18,48,.25) 70%,rgba(8,18,48,0) 100%)}
  .hero__bg::after{height:340px;background:linear-gradient(0deg,#fff 0%,#fff 50%,rgba(255,255,255,.8) 66%,rgba(255,255,255,.35) 84%,rgba(255,255,255,0) 100%)}
  .objs__list{grid-template-columns:1fr 1fr;gap:8px}
  .obj{grid-template-columns:1fr;padding:12px 12px 12px;row-gap:6px}
  .obj>svg{grid-row:auto;font-size:24px}
  .obj b{font-size:13.5px}
  .obj small,.obj i{display:none}
  .obj:last-child{grid-column:1/-1;grid-template-columns:auto 1fr;column-gap:10px}
  .hero__in{padding-top:36px}
  .spec{display:none}
  .objs{padding:14px;border-radius:16px}
  .objs__t span{display:none}
  .btns .btn{flex:1 1 100%}
  .facts{grid-template-columns:1fr 1fr;row-gap:16px}
  .facts li:nth-child(3){padding-left:0;border-left:0}
  .facts b{font-size:16px}
  .svc{grid-template-columns:1fr}
  .svc__i{padding:20px}
  .cs{padding:18px 16px}
  .cs--2{grid-template-columns:1fr}
  .chips--cls{grid-template-columns:1fr 1fr}
  .chips--work{grid-template-columns:1fr}
  .opts{grid-template-columns:1fr}
  .seg--obj button{flex:1 1 30%;padding:0 8px;font-size:13.5px}
  .pie__list{grid-template-columns:1fr}
  .pie__img .dot{width:20px;height:20px;font-size:9.5px;border-width:1.5px}
  .apc__list{grid-template-columns:1fr}
  .chk{grid-template-columns:1fr}
  .work{grid-template-columns:1fr}
  .work figure{min-height:0;aspect-ratio:16/9}
  .why{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .war li{grid-template-columns:96px 1fr 48px}
  .ftr__in{grid-template-columns:1fr}
  .mbar{display:grid;grid-template-columns:1fr 1fr;position:fixed;left:0;right:0;bottom:0;z-index:60;background:#fff;border-top:1px solid var(--line);padding:8px;gap:8px}
  .mbar a{display:flex;align-items:center;justify-content:center;gap:8px;height:48px;border-radius:var(--r-s);font-weight:600;background:var(--soft)}
  .mbar a svg{font-size:20px;color:var(--blue)}
  .mbar .mbar__wa{background:var(--blue);color:#fff}
  .mbar .mbar__wa svg{color:#fff}
  .tbl{background:none;border:0;border-radius:0;overflow:visible}
  .tbl table,.tbl tbody,.tbl tr,.tbl td{display:block}
  .tbl thead{display:none}
  .tbl tr{background:#fff;border:1px solid var(--line);border-radius:var(--r);margin-bottom:10px;padding:6px 16px;display:grid;grid-template-columns:1fr 1fr;column-gap:12px}
  .tbl td{padding:10px 0;border-bottom:1px dashed var(--line)}
  .tbl td.t-name,.tbl td.t-life{grid-column:1/-1}
  .tbl td[data-l]::before{content:attr(data-l);display:block;font:500 11px var(--mono);text-transform:uppercase;color:var(--ink3);margin-bottom:3px}
  .tbl tr td:nth-last-child(-n+2){border-bottom:0}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}html{scroll-behavior:auto}}