*,*::before,*::after{box-sizing:border-box} img{max-width:100%;height:auto;display:block}
:root{--navy:#1B3A5C;--navy2:#142d48;--ink:#111827;--mute:#4b5563;--line:#d7dfe9;--tint:#EAF0F7;--bg:#fff;--r:6px;--hf:'Sora',system-ui,sans-serif;--bf:'Inter',system-ui,sans-serif}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;font-family:var(--bf);font-size:17px;line-height:1.6;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:var(--hf);line-height:1.12;letter-spacing:-.02em;margin:0;font-weight:600}
p{margin:0 0 1em}
a{color:var(--navy)}
:focus-visible{outline:3px solid #3b6ea5;outline-offset:2px}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:10px}.skip:focus{left:10px;z-index:99}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.wrap{max-width:1200px;margin:0 auto;padding:0 32px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:var(--r);background:var(--navy);color:#fff;font-weight:600;font-size:16px;text-decoration:none;border:2px solid var(--navy);cursor:pointer;font-family:var(--bf)}
.btn:hover{background:var(--navy2);border-color:var(--navy2)}
.btn--sm{min-height:42px;padding:0 16px;font-size:15px}
.btn--line{background:transparent;color:var(--navy)}.btn--line:hover{background:#fff;color:var(--navy)}
.btn--light{background:#fff;color:var(--navy);border-color:#fff}.btn--light:hover{background:var(--tint);border-color:var(--tint);color:var(--navy)}
.btn--block{width:100%}
.stars{color:#c48a12;letter-spacing:1px}

/* header */
.top{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
.top__in{display:flex;align-items:center;gap:28px;height:72px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-family:var(--hf);font-weight:700;font-size:18px;letter-spacing:-.01em}
.logo em{font-style:normal;font-weight:500;color:var(--mute)}
.nav{display:flex;gap:24px;margin-left:auto}
.nav a{color:var(--ink);text-decoration:none;font-size:15px;font-weight:500;padding:8px 0}
.nav a:hover{color:var(--navy);text-decoration:underline;text-underline-offset:6px}
.top__cta{display:flex;align-items:center;gap:18px}
.top__phone{font-weight:600;text-decoration:none;color:var(--ink);font-variant-numeric:tabular-nums}
.menu{display:none;margin-left:auto;min-height:44px;padding:0 16px;border:1px solid var(--line);background:#fff;border-radius:var(--r);font:600 15px var(--bf);color:var(--ink)}

/* hero */
.hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);background:var(--tint);min-height:640px}
.hero__copy{padding:88px 64px 80px max(32px,calc((100vw - 1200px)/2 + 32px));align-self:center}
.hero__kicker{font-weight:600;color:var(--navy);font-size:15px;margin-bottom:18px}
.hero h1{font-size:clamp(2.4rem,4.2vw,3.7rem);line-height:1.08;letter-spacing:-.03em;max-width:15ch;margin-bottom:22px}
.hero__lead{font-size:18.5px;color:#374151;max-width:52ch;margin-bottom:30px}
.hero__btns{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px}
.trust{font-size:15px;color:var(--mute);margin:0;padding-top:20px;border-top:1px solid #c9d5e3;max-width:480px}
.trust strong{color:var(--ink)}
.dot{margin:0 6px}
.hero__img{margin:0;position:relative;min-height:100%}
.hero__img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:30% 40%}
.hero__img figcaption{position:absolute;left:20px;bottom:20px;background:#fff;color:var(--ink);font-size:14px;padding:8px 12px;border-radius:4px;max-width:340px}

/* sections */
.sec{padding:104px 0}
.sec--tint{background:#F5F8FB}
.head{display:grid;grid-template-columns:5fr 6fr;gap:64px;align-items:end;margin-bottom:52px;padding-bottom:28px;border-bottom:1px solid var(--line)}
.head h2{font-size:clamp(1.9rem,3vw,2.6rem);max-width:16ch}
.head p{margin:0;color:var(--mute);max-width:56ch}
figure{margin:0}
figcaption{font-size:14px;color:var(--mute);margin-top:10px}

/* systems */
.sys{display:grid;grid-template-columns:5fr 8fr;gap:56px;align-items:start}
.sys__img img{aspect-ratio:4/5;object-fit:cover;width:100%;border-radius:var(--r)}
.row{display:grid;grid-template-columns:200px 1fr 104px;gap:20px;padding:17px 0;border-bottom:1px solid var(--line);align-items:baseline}
.row--head{font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--mute);font-weight:600;padding-top:0;border-bottom:2px solid var(--ink)}
.row span:nth-child(2){color:#374151;font-size:16px}
.price{font-family:var(--hf);font-weight:600;text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap;color:var(--navy)}
.row--head span:last-child{text-align:right}
.sys__note{font-size:14.5px;color:var(--mute);margin-top:18px}

/* sizer */
.sizer{display:grid;grid-template-columns:7fr 5fr;gap:0;border:1px solid var(--line);border-radius:var(--r);background:#fff;overflow:hidden}
.sizer__in{padding:36px 40px}
.step{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 0;border-bottom:1px solid var(--line)}
.step:first-child{padding-top:0}
.step label{font-weight:600}
.step small{display:block;font-weight:400;color:var(--mute);font-size:14px}
.num{display:flex;align-items:center;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;flex:none}
.num button{width:46px;height:46px;border:0;background:var(--tint);font-size:22px;color:var(--navy);cursor:pointer}
.num button:hover{background:#dbe5f1}
.num input{width:56px;height:46px;border:0;text-align:center;font:600 18px var(--hf);color:var(--ink);font-variant-numeric:tabular-nums;-moz-appearance:textfield}
.num input::-webkit-inner-spin-button{-webkit-appearance:none}
.checks{border:0;padding:20px 0 0;margin:0;display:grid;gap:4px}
.checks legend{font-weight:600;padding:0;margin-bottom:6px}
.check{display:flex;align-items:center;gap:12px;min-height:40px;cursor:pointer}
.check input{width:20px;height:20px;accent-color:var(--navy);flex:none}
.sizer__out{background:var(--tint);padding:36px 36px;display:flex;flex-direction:column}
.out__label{font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--mute);font-weight:600;margin-bottom:10px}
.parts{list-style:none;margin:0 0 20px;padding:0}
.parts li{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px solid #cfdbe8;font-size:16px}
.parts b{font-variant-numeric:tabular-nums;font-weight:600}
.total{display:flex;justify-content:space-between;align-items:baseline;margin-top:auto;padding-top:8px}
.total strong{font-family:var(--hf);font-size:40px;color:var(--navy);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.out__fine{font-size:14px;color:var(--mute);margin:8px 0 18px}

/* monitoring */
.mon{display:grid;grid-template-columns:8fr 4fr;gap:56px;align-items:start}
table{width:100%;border-collapse:collapse;font-size:16px}
th,td{text-align:left;padding:15px 12px;border-bottom:1px solid var(--line);vertical-align:top}
thead th{font-family:var(--hf);font-size:18px;border-bottom:2px solid var(--ink);padding-top:0}
tbody th{font-weight:500;color:#374151;width:40%}
thead th:last-child,tbody td:last-child{background:var(--tint)}
thead th:last-child{padding-top:14px;border-radius:var(--r) var(--r) 0 0}
td.price{text-align:left;font-size:20px}
.mon__img img{aspect-ratio:3/4;object-fit:cover;width:100%;border-radius:var(--r)}

/* process */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.steps li{border-top:3px solid var(--navy);padding-top:22px}
.when{display:block;font-size:14px;font-weight:600;color:var(--navy);margin-bottom:10px;font-variant-numeric:tabular-nums}
.steps h3{font-size:21px;margin-bottom:10px}
.steps p{color:#374151;font-size:16px;margin:0}

/* reviews */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:40px}
blockquote{margin:0;border-top:1px solid var(--ink);padding-top:24px;display:flex;flex-direction:column}
blockquote p{font-size:18px;line-height:1.55;flex:1}
blockquote footer{font-size:15px;color:var(--mute)}
blockquote footer strong{color:var(--ink)}

/* about */
.about{display:grid;grid-template-columns:6fr 5fr;gap:64px;align-items:center}
.about__img img{aspect-ratio:4/3;object-fit:cover;width:100%;border-radius:var(--r)}
.about__text h2{font-size:clamp(1.9rem,3vw,2.5rem);margin-bottom:22px}
.about__text p{color:#374151}
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:30px 0 0;padding-top:24px;border-top:1px solid var(--line)}
.facts dt{font-family:var(--hf);font-weight:600;font-size:26px;color:var(--navy);letter-spacing:-.02em}
.facts dd{margin:4px 0 0;font-size:14.5px;color:var(--mute)}

/* area */
.area{display:grid;grid-template-columns:5fr 6fr;gap:72px;align-items:start}
.area h2{font-size:clamp(1.9rem,3vw,2.5rem);margin-bottom:18px}
.area__text>p{color:#374151;max-width:46ch}
.area__img{margin-top:28px}
.area__img img{aspect-ratio:3/2;object-fit:cover;width:100%;border-radius:var(--r)}
.towns{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;column-gap:40px;border-top:2px solid var(--ink)}
.towns li{display:flex;justify-content:space-between;padding:16px 0;border-bottom:1px solid var(--line);font-size:17px}
.towns li span:first-child{font-weight:600}
.towns li span:last-child{color:var(--mute);font-size:15px;font-variant-numeric:tabular-nums}

/* faq + form */
.faqform{display:grid;grid-template-columns:6fr 5fr;gap:64px;align-items:start}
.faq h2,.form h2{font-size:clamp(1.8rem,2.8vw,2.4rem);margin-bottom:24px}
details{border-bottom:1px solid var(--line)}
details:first-of-type{border-top:1px solid var(--line)}
summary{list-style:none;cursor:pointer;padding:19px 40px 19px 0;font-weight:600;font-size:17.5px;position:relative}
summary::-webkit-details-marker{display:none}
summary::after{content:"";position:absolute;right:6px;top:50%;width:10px;height:10px;border-right:2px solid var(--navy);border-bottom:2px solid var(--navy);transform:translateY(-70%) rotate(45deg)}
details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
details p{color:#374151;margin:0 0 20px;max-width:62ch}
.form{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:36px}
.form__lead{color:var(--mute);margin-top:-12px}
.fld{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}
.fld label{font-weight:600;font-size:15px}
.fld small{font-weight:400;color:var(--mute)}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
input[type=text],input[type=tel],input[type=email],select,textarea{width:100%;min-height:48px;padding:10px 12px;border:1px solid #b9c6d6;border-radius:var(--r);font:16px var(--bf);color:var(--ink);background:#fff}
textarea{resize:vertical}
input:focus,select:focus,textarea:focus{outline:2px solid var(--navy);outline-offset:0;border-color:var(--navy)}
.form__ok{margin:16px 0 0;padding:14px 16px;background:var(--tint);border-left:3px solid var(--navy);border-radius:4px}

/* footer */
.band{background:var(--navy);color:#fff}
.band__in{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:44px;padding-bottom:44px}
.band p{margin:0;font-family:var(--hf);font-size:clamp(1.3rem,2vw,1.7rem);font-weight:600;letter-spacing:-.01em;max-width:30ch}
.band__in>div{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.band__phone{color:#fff;font-weight:600;font-size:18px;text-decoration:none;font-variant-numeric:tabular-nums}
.foot__grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding-top:56px;padding-bottom:40px}
.foot h3{font-size:14px;text-transform:uppercase;letter-spacing:.06em;color:var(--mute);margin-bottom:10px;font-family:var(--bf)}
.foot p{font-size:15.5px;margin:0}
.foot a{color:var(--ink)}
.foot .logo{margin-bottom:14px}
.foot__small{color:var(--mute);max-width:34ch}
.foot__legal{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:20px;padding-bottom:32px;font-size:14px;color:var(--mute)}
.callbar{display:none}

/* responsive */
@media (max-width:1100px){
  .nav{gap:16px}.top__phone{display:none}
}
@media (max-width:900px){
  .wrap{padding:0 20px}
  .menu{display:inline-flex;align-items:center}
  .top__cta{display:none}
  .nav{display:none;position:absolute;left:0;right:0;top:72px;background:#fff;flex-direction:column;gap:0;padding:8px 20px 16px;border-bottom:1px solid var(--line)}
  .nav.open{display:flex}
  .nav a{padding:12px 0;border-bottom:1px solid var(--line);font-size:17px}
  .hero{grid-template-columns:1fr;min-height:0}
  .hero__copy{padding:40px 20px 44px;order:2}
  .hero__img{order:1;height:340px}
  .hero__img figcaption{display:none}
  .sec{padding:72px 0}
  .head{grid-template-columns:1fr;gap:14px;margin-bottom:36px}
  .sys,.mon,.about,.area,.faqform{grid-template-columns:1fr;gap:36px}
  .sys__img img{aspect-ratio:4/3}
  .mon__img{display:none}
  .row{grid-template-columns:1fr auto;gap:4px 16px}
  .row span:nth-child(2){grid-column:1/-1;grid-row:2;font-size:15px}
  .row--head span:nth-child(2){display:none}
  .sizer{grid-template-columns:1fr}
  .sizer__in,.sizer__out{padding:24px 20px}
  .steps{grid-template-columns:1fr 1fr;gap:28px 20px}
  .quotes{grid-template-columns:1fr;gap:28px}
  .towns{grid-template-columns:1fr}
  .band__in{flex-direction:column;align-items:flex-start}
  .foot__grid{grid-template-columns:1fr 1fr;gap:28px}
  .foot__grid>div:first-child{grid-column:1/-1}
  body{padding-bottom:64px}
  .callbar{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)}
  .callbar a{display:flex;align-items:center;justify-content:center;min-height:56px;font-weight:600;text-decoration:none;color:var(--navy)}
  .callbar__main{background:var(--navy);color:#fff!important}
}
@media (max-width:560px){
  .steps{grid-template-columns:1fr}
  .f2{grid-template-columns:1fr}
  .form{padding:24px 18px}
  th,td{padding:12px 8px;font-size:15px}
  tbody th{width:38%}
  .facts dt{font-size:21px}
  .foot__legal{flex-direction:column}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}

/* fixes v2 */
.hero h1{max-width:17ch;font-size:clamp(2.4rem,4vw,3.55rem)}
.sys__img img{object-position:35% 50%}
thead th,thead th:last-child{padding-top:14px;padding-bottom:14px}
thead th:last-child{border-radius:var(--r) var(--r) 0 0}
.form h2{font-size:clamp(1.6rem,2.3vw,2rem)}
.foot .band__in{padding-top:44px;padding-bottom:44px}
.foot .band p{font-family:var(--hf);font-size:clamp(1.3rem,2vw,1.7rem);font-weight:600;color:#fff;max-width:30ch;line-height:1.3}
.foot .band__phone{color:#fff}
.foot .foot__grid{padding-top:56px;padding-bottom:40px}
.foot .foot__legal{padding-top:20px;padding-bottom:32px;border-top:0;position:relative}
.foot .foot__legal::before{content:"";position:absolute;top:0;left:32px;right:32px;border-top:1px solid var(--line)}
.towns__note{grid-column:1/-1;margin:22px 0 0;font-size:15px;color:var(--mute);list-style:none}
.towns__note strong{color:var(--ink)}
@media (max-width:900px){
  .foot .foot__legal::before{left:20px;right:20px}
  .foot .foot__grid{padding-top:40px}
  .logo{font-size:16px;white-space:nowrap}
  .mon__img{display:block}
  .mon__img img{aspect-ratio:16/9}
  .total{flex-direction:column;align-items:flex-start;gap:2px}
  .step label{font-size:16px}
}
@media (max-width:560px){
  thead th{font-size:15px}
  .step{gap:12px}
  .num button{width:42px}
  .num input{width:44px}
}
.sys__img img{aspect-ratio:1/1;object-position:50% 100%}
.towns li.towns__note{display:block;border-bottom:0;padding:20px 0 0;font-size:15px}