:root{
  --onyx:#08090A;
  --ink:#1d1d1f;
  --snow:#ffffff;
  --mist:#f5f5f7;
  --mist-2:#ebebef;
  --graphite:#6e6e73;
  --graphite-2:#86868b;
  --hairline:#d2d2d7;
  --arctic:#0071e3;
  --arctic-deep:#0a3d91;
  --glacier:#5ac8fa;
  --glow:rgba(90,200,250,.55);
  --warm:#ff9f0a;
  --maxw:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-d:"Manrope",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --font-b:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --font-m:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-b);
  color:var(--ink);
  background:var(--snow);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--glacier);outline-offset:3px;border-radius:4px}
.hero :focus-visible{outline-color:#bfeaff}
img,svg{display:block;max-width:100%}
section{position:relative}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
h1,h2,h3,h4{font-family:var(--font-d);font-weight:700;letter-spacing:-.02em;line-height:1.05}
.eyebrow{
  font-family:var(--font-d);font-weight:700;font-size:13px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--arctic);
}
.eyebrow.cool{color:var(--glacier)}
.btn{
  display:inline-flex;align-items:center;gap:8px;font-family:var(--font-d);font-weight:600;
  font-size:15px;padding:13px 26px;border-radius:980px;cursor:pointer;border:none;
  transition:transform .35s var(--ease),background .25s,box-shadow .25s,color .25s;
  white-space:nowrap;
}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--arctic);color:#fff}
.btn-primary:hover{background:#0077ed;box-shadow:0 8px 30px rgba(0,113,227,.35)}
.btn-ghost{background:transparent;color:var(--arctic);padding-left:8px;padding-right:8px}
.btn-ghost:hover{color:#0077ed}
.btn-ghost .arr{transition:transform .35s var(--ease)}
.btn-ghost:hover .arr{transform:translateX(4px)}
.btn-light{background:rgba(255,255,255,.16);color:#fff;backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.25)}
.btn-light:hover{background:rgba(255,255,255,.28)}
.btn-dark{background:#fff;color:var(--onyx)}
.btn-dark:hover{background:#f0f0f2;box-shadow:0 8px 30px rgba(0,0,0,.25)}

/* ============ NAV ============ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;height:54px;
  display:flex;align-items:center;
  background:rgba(255,255,255,0);transition:background .4s var(--ease),box-shadow .4s var(--ease),backdrop-filter .4s;
}
.nav.scrolled{background:rgba(255,255,255,.72);backdrop-filter:saturate(180%) blur(20px);box-shadow:0 .5px 0 rgba(0,0,0,.08)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;width:100%}
.brand{display:flex;align-items:center;height:30px}
.brand img{height:28px;width:auto;display:block}
.brand .logo-blue{display:none}
.nav.scrolled .brand .logo-white{display:none}
.nav.scrolled .brand .logo-blue{display:block}
.nav.light-mode .nav-links a{color:#fff}
.nav-links{display:flex;align-items:center;gap:32px;list-style:none}
.nav-links a{font-size:14px;font-weight:500;color:var(--ink);opacity:.85;transition:opacity .2s}
.nav-links a:hover{opacity:1}
.nav-cta{display:flex;align-items:center;gap:18px}
.nav-phone{font-family:var(--font-d);font-weight:700;font-size:14px;color:var(--onyx);white-space:nowrap}
.nav.light-mode .nav-phone{color:#fff}
.burger{display:none;width:30px;height:30px;position:relative;background:none;border:none;cursor:pointer}
.burger span{position:absolute;left:5px;right:5px;height:1.6px;background:var(--onyx);transition:.3s var(--ease)}
.burger span:nth-child(1){top:11px}.burger span:nth-child(2){top:18px}
.nav.light-mode .burger span{background:#fff}
.burger.open span:nth-child(1){top:14px;transform:rotate(45deg)}
.burger.open span:nth-child(2){top:14px;transform:rotate(-45deg)}
.mobile-menu{
  position:fixed;inset:54px 0 0;z-index:99;background:rgba(255,255,255,.96);backdrop-filter:blur(20px);
  padding:32px 24px;display:flex;flex-direction:column;gap:6px;transform:translateY(-12px);
  opacity:0;pointer-events:none;transition:.35s var(--ease);
}
.mobile-menu.open{opacity:1;transform:none;pointer-events:auto}
.mobile-menu a{font-family:var(--font-d);font-weight:700;font-size:26px;padding:14px 0;border-bottom:1px solid var(--mist-2)}
.mobile-menu .mphone{margin-top:auto;font-size:18px;color:var(--arctic)}

/* ============ HERO ============ */
.hero{
  min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;
  background:linear-gradient(180deg,#020308 0%,#06121f 38%,#0a2540 72%,#0d3358 100%);
  color:#fff;overflow:hidden;padding:104px 24px 70px;
}
.hero-bg{position:absolute;inset:0;z-index:0;overflow:hidden}
.hero-glow{position:absolute;left:50%;top:30%;width:130vw;height:80vh;transform:translate(-50%,-30%);
  background:radial-gradient(ellipse at center,rgba(90,200,250,.22) 0%,rgba(10,61,145,.12) 38%,transparent 66%);
  filter:blur(10px);pointer-events:none}
.airflow{position:absolute;inset:0;width:100%;height:100%;z-index:1}
.airflow path{fill:none;stroke:url(#flowgrad);stroke-width:1.4;stroke-linecap:round;
  stroke-dasharray:14 260;opacity:.55;animation:flow 6s linear infinite}
.airflow path:nth-child(2){animation-duration:7.5s;animation-delay:-1s;opacity:.4}
.airflow path:nth-child(3){animation-duration:5.2s;animation-delay:-2.4s;opacity:.5}
.airflow path:nth-child(4){animation-duration:8.2s;animation-delay:-3.1s;opacity:.32}
.airflow path:nth-child(5){animation-duration:6.6s;animation-delay:-4s;opacity:.45}
@keyframes flow{to{stroke-dashoffset:-274}}
.particles{position:absolute;inset:0;z-index:1;pointer-events:none}
.particles i{position:absolute;width:3px;height:3px;border-radius:50%;background:var(--glacier);
  box-shadow:0 0 8px var(--glow);opacity:0;animation:rise linear infinite}
@keyframes rise{0%{opacity:0;transform:translateY(20px) scale(.5)}10%{opacity:.7}90%{opacity:.5}100%{opacity:0;transform:translateY(-120px) scale(1)}}
.hero-content{position:relative;z-index:3;max-width:1180px;width:100%;
  display:grid;grid-template-columns:0.92fr 1.18fr;gap:50px;align-items:center;text-align:left}
.hero-copy{max-width:600px}
.hero h1{font-size:clamp(40px,4.5vw,56px);font-weight:800;letter-spacing:-.035em;line-height:1.02}
.hero h1 .accent{
  background:linear-gradient(100deg,#5ac8fa,#8fe1ff 50%,#cdeeff);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p{font-size:clamp(16px,1.5vw,19px);color:rgba(255,255,255,.78);margin:22px 0 0;max-width:460px;font-weight:400}
.hero-cta{display:flex;gap:14px;justify-content:flex-start;flex-wrap:wrap;margin-top:32px}
.hero-specs{display:flex;gap:9px;flex-wrap:wrap;margin-top:28px}
.hero-specs span{font-family:var(--font-m);font-size:11.5px;letter-spacing:.04em;color:rgba(205,235,252,.85);
  padding:7px 12px;border-radius:8px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.13)}
.distributor-chip{
  display:inline-flex;align-items:center;gap:10px;margin-bottom:30px;
  font-family:var(--font-d);font-weight:600;font-size:13px;letter-spacing:.02em;
  padding:8px 16px 8px 10px;border-radius:980px;color:rgba(255,255,255,.92);
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);backdrop-filter:blur(6px);
}
.distributor-chip .dot{width:7px;height:7px;border-radius:50%;background:var(--glacier);box-shadow:0 0 10px var(--glow)}
@media(max-width:980px){
  .hero-content{grid-template-columns:1fr;gap:38px;text-align:center;max-width:720px}
  .hero-copy{max-width:none;margin:0 auto}
  .hero h1{font-size:clamp(31px,7.4vw,56px);line-height:1.03}
  .hero p{margin:24px auto 0;max-width:560px}
  .hero-cta{justify-content:center}
  .hero-specs{justify-content:center}
  .blueprint-wrap{max-width:740px;margin:0 auto}
  .scroll-hint{display:none}
}

/* ---- blueprint schematic ---- */
.blueprint-wrap{position:relative;z-index:2;margin:0;width:100%}
.blueprint-grid{position:absolute;inset:-6% -4%;z-index:-1;pointer-events:none;border-radius:24px;
  background-image:
    linear-gradient(rgba(90,200,250,.08) 1px,transparent 1px),
    linear-gradient(90deg,rgba(90,200,250,.08) 1px,transparent 1px),
    linear-gradient(rgba(90,200,250,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(90,200,250,.045) 1px,transparent 1px);
  background-size:96px 96px,96px 96px,16px 16px,16px 16px;
  mask-image:radial-gradient(ellipse 70% 80% at 50% 50%,#000 40%,transparent 85%);
  -webkit-mask-image:radial-gradient(ellipse 70% 80% at 50% 50%,#000 40%,transparent 85%);}
.blueprint{width:100%;height:auto;display:block;overflow:visible}
.blueprint .bp-stroke{stroke:rgba(190,230,252,.92);fill:none;stroke-width:1.6}
.blueprint .bp-thin{stroke:rgba(150,210,245,.42);fill:none;stroke-width:1}
.blueprint .bp-fill{fill:rgba(90,200,250,.06)}
.blueprint .bp-label{font-family:var(--font-m);font-size:12px;fill:rgba(210,238,253,.95);letter-spacing:.02em}
.blueprint .bp-label.dim{fill:rgba(150,210,245,.7);font-size:11px}
.blueprint .bp-lead{stroke:rgba(120,195,240,.55);stroke-width:.9;fill:none}
.blueprint .bp-node{fill:var(--glacier)}
.blueprint .warm{stroke:#ffb24d}
.blueprint .cool{stroke:#7fdcff;filter:drop-shadow(0 0 3px rgba(127,220,255,.6))}
.blueprint .titleblock-bg{fill:rgba(90,200,250,.04)}
.blueprint .fan-spin{transform-box:fill-box;transform-origin:center;animation:fanspin 9s linear infinite}
@keyframes fanspin{to{transform:rotate(360deg)}}
.blueprint .flow-warm{stroke-dasharray:7 12;animation:bpflow 1.8s linear infinite}
.blueprint .flow-cool{stroke-dasharray:8 13;animation:bpflow 1.4s linear infinite}
@keyframes bpflow{to{stroke-dashoffset:-38}}
.blueprint .draw{stroke-dasharray:1900;stroke-dashoffset:1900;animation:bpdraw 2.2s var(--ease) forwards}
@keyframes bpdraw{to{stroke-dashoffset:0}}
.blueprint .fade-seq{opacity:0;animation:bpfade .7s var(--ease) forwards}
@keyframes bpfade{to{opacity:1}}
.bp-titleblock{font-family:var(--font-m);font-size:10px;fill:rgba(150,210,245,.6);letter-spacing:.08em}
.blueprint-cap{margin-top:22px;font-family:var(--font-m);font-size:12px;letter-spacing:.04em;
  color:rgba(150,210,245,.7);display:flex;gap:18px;justify-content:center;flex-wrap:wrap}
.blueprint-cap span{display:inline-flex;align-items:center;gap:7px}
.blueprint-cap .sw{width:18px;height:2px;border-radius:2px}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
.scroll-hint{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);z-index:3;
  display:flex;flex-direction:column;align-items:center;gap:7px;color:rgba(255,255,255,.5);
  font-size:11px;letter-spacing:.2em;text-transform:uppercase;font-family:var(--font-d);font-weight:600}
.scroll-hint .mouse{width:22px;height:34px;border:1.5px solid rgba(255,255,255,.4);border-radius:12px;position:relative}
.scroll-hint .mouse::after{content:"";position:absolute;left:50%;top:7px;width:3px;height:6px;border-radius:2px;
  background:var(--glacier);transform:translateX(-50%);animation:wheel 1.6s ease-in-out infinite}
@keyframes wheel{0%,100%{opacity:0;top:7px}50%{opacity:1;top:13px}}

/* ============ TRUST BAR ============ */
.trust{background:var(--onyx);color:#fff;padding:0}
.trust .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:rgba(255,255,255,.08);border-radius:0;overflow:hidden;padding:0;max-width:none}
.trust-item{background:var(--onyx);padding:40px 28px;text-align:center}
.trust-num{font-family:var(--font-d);font-weight:800;font-size:clamp(34px,4vw,46px);letter-spacing:-.03em;
  background:linear-gradient(120deg,#fff,#9fd9f5);-webkit-background-clip:text;background-clip:text;color:transparent}
.trust-label{color:var(--graphite-2);font-size:14px;margin-top:8px;font-weight:500}

/* ============ SECTION HEADERS ============ */
.sec{padding:120px 0}
.sec-head{max-width:680px;margin-bottom:56px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head h2{font-size:clamp(32px,4.6vw,54px);margin-top:14px}
.sec-head p{font-size:clamp(17px,2vw,20px);color:var(--graphite);margin-top:18px;font-weight:400}

/* ============ CATEGORIES ============ */
.cats{background:var(--mist)}
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cat-card{
  background:#fff;border-radius:24px;padding:30px;position:relative;overflow:hidden;min-height:250px;
  transition:transform .5s var(--ease),box-shadow .5s var(--ease);
  border:1px solid rgba(0,0,0,.05);
}
.cat-card:hover{transform:translateY(-6px);box-shadow:0 30px 60px -20px rgba(0,40,90,.22)}
.cat-card.feature{grid-column:span 2;min-height:290px;background:linear-gradient(135deg,#ecf4ff,#f6faff 55%,#fff)}
.cat-txt{position:relative;z-index:2;max-width:56%}
.cat-card.feature .cat-txt{max-width:50%}
.cat-card h3{font-size:23px;color:var(--onyx);letter-spacing:-.02em}
.cat-card.feature h3{font-size:30px}
.cat-card p{color:var(--graphite);font-size:14.5px;margin-top:10px;max-width:26ch}
.cat-photo{position:absolute;right:20px;bottom:18px;height:44%;width:auto;max-width:48%;
  object-fit:contain;object-position:bottom right;pointer-events:none;filter:drop-shadow(0 14px 26px rgba(0,30,70,.14))}
.cat-card.feature .cat-photo{height:66%;max-width:46%;right:28px;bottom:20px}

/* ============ PRODUCT SHOWCASE (apple style) ============ */
.showcase{background:#fff;text-align:center;padding:130px 0 110px}
.showcase .badge{font-family:var(--font-d);font-weight:700;font-size:14px;color:var(--arctic);letter-spacing:.04em}
.showcase h2{font-size:clamp(40px,6vw,72px);font-weight:800;margin-top:10px;letter-spacing:-.04em}
.showcase .tag{font-size:clamp(19px,2.4vw,26px);color:var(--graphite);font-weight:500;margin-top:14px}
.showcase-links{display:flex;gap:28px;justify-content:center;margin-top:24px;flex-wrap:wrap}
.showcase-stage{margin:50px auto 0;max-width:560px;position:relative}
.stage-glow{position:absolute;left:50%;top:55%;width:120%;height:60%;transform:translate(-50%,-50%);
  background:radial-gradient(ellipse,rgba(90,200,250,.3),transparent 70%);filter:blur(30px);z-index:0}
.showcase-stage svg,.showcase-stage .photo{position:relative;z-index:1}
/* ---- drop-in photo slots ---- */
.photo-slot{position:relative}
.photo-slot .photo{width:100%;height:100%;object-fit:contain;display:block}
.photo-slot .photo-fallback{display:none}
.photo-slot.is-fallback .photo{display:none}
.photo-slot.is-fallback .photo-fallback{display:block}
.showcase-stage .photo{max-height:240px;margin:0 auto}
.spec-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;max-width:920px;margin:64px auto 0;
  padding-top:48px;border-top:1px solid var(--hairline)}
/* ============ MODELS GRID ============ */
.models{background:#fff;padding:0 0 120px}
.model-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.model-card{background:var(--mist);border-radius:24px;padding:24px;border:1px solid rgba(0,0,0,.04);
  display:flex;flex-direction:column;transition:transform .5s var(--ease),box-shadow .5s var(--ease)}
.model-card:hover{transform:translateY(-6px);box-shadow:0 30px 60px -22px rgba(0,40,90,.18)}
.model-photo{position:relative;height:190px;border-radius:16px;margin-bottom:20px;overflow:hidden;
  background:#ffffff;display:flex;align-items:center;justify-content:center}
.model-photo .photo{max-height:150px;width:auto}
.model-photo .photo-fallback svg{filter:drop-shadow(0 10px 24px rgba(0,60,120,.12))}
.model-tag{position:absolute;top:12px;left:12px;font-family:var(--font-d);font-weight:700;font-size:11px;
  letter-spacing:.05em;text-transform:uppercase;color:var(--arctic);background:rgba(255,255,255,.85);
  padding:5px 10px;border-radius:980px;backdrop-filter:blur(4px)}
.model-card h3{font-size:19px;letter-spacing:-.02em}
.model-card .msub{font-size:13.5px;color:var(--graphite);margin-top:4px}
.model-specs{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0 18px}
.model-specs span{font-size:12px;font-weight:600;color:var(--ink);background:#fff;border:1px solid var(--hairline);
  padding:5px 10px;border-radius:8px}
.model-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;gap:12px}
.model-price{display:flex;align-items:baseline;gap:4px}
.model-price .from{font-size:12px;color:var(--graphite)}
.model-price .val{font-family:var(--font-d);font-weight:800;font-size:23px;letter-spacing:-.02em;color:var(--onyx)}
.model-price .cur{font-size:13px;color:var(--graphite);font-weight:600}
.model-foot .btn{padding:10px 18px;font-size:13.5px}
.spec b{display:block;font-family:var(--font-d);font-weight:800;font-size:clamp(28px,3.4vw,40px);letter-spacing:-.03em;color:var(--onyx)}
.spec b .u{font-size:.5em;color:var(--graphite);font-weight:600;letter-spacing:0}
.spec span{display:block;font-size:13.5px;color:var(--graphite);margin-top:6px}

/* ============ SMART / IOT ============ */
.smart{background:linear-gradient(180deg,#06121f,#0a2540 50%,#08090A);color:#fff;overflow:hidden}
.smart .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.smart-visual{position:relative;justify-self:center}
.smart-daichi{width:100%;max-width:430px;height:auto;display:block;
  filter:drop-shadow(0 44px 80px -34px rgba(0,20,50,.75))}
.wifi-callout{position:absolute;left:-24px;bottom:34px;width:158px;background:#fff;border-radius:18px;
  padding:14px;box-shadow:0 24px 60px -18px rgba(0,20,50,.65);z-index:3}
.wifi-callout .photo{width:100%;border-radius:10px;display:block}
.wifi-callout .cap{font-family:var(--font-m);font-size:11px;line-height:1.4;color:#1d1d1f;margin-top:10px;letter-spacing:.02em}
.wifi-callout.is-fallback .photo{display:none}
.wifi-fallback{display:none;width:100%;aspect-ratio:16/10;border-radius:10px;background:#0c0d10;color:#fff;
  align-items:center;justify-content:center;font-family:var(--font-d);font-weight:800;font-size:30px}
.wifi-callout.is-fallback .wifi-fallback{display:flex}
.smart h2{font-size:clamp(32px,4.4vw,52px);margin-top:14px}
.smart p{color:rgba(255,255,255,.74);font-size:18px;margin-top:20px;max-width:46ch}
.smart-list{list-style:none;margin-top:30px;display:flex;flex-direction:column;gap:16px}
.smart-list li{display:flex;gap:14px;align-items:flex-start;font-size:15.5px;color:rgba(255,255,255,.88)}
.smart-list .ic{flex:0 0 24px;width:24px;height:24px;border-radius:50%;background:rgba(90,200,250,.16);
  display:flex;align-items:center;justify-content:center;color:var(--glacier);margin-top:1px}
.phone-mock{justify-self:center;width:270px;aspect-ratio:9/18.5;background:#0c0d10;border-radius:42px;
  border:1px solid rgba(255,255,255,.12);padding:12px;position:relative;
  box-shadow:0 40px 80px -30px rgba(0,40,90,.7),inset 0 0 0 2px rgba(255,255,255,.04)}
.phone-screen{width:100%;height:100%;border-radius:32px;overflow:hidden;
  background:radial-gradient(120% 80% at 50% 0%,#0a3d91,#06121f 70%);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;color:#fff;padding:24px}
.phone-temp{font-family:var(--font-d);font-weight:800;font-size:64px;letter-spacing:-.04em;line-height:1}
.phone-temp sup{font-size:24px;vertical-align:top;color:var(--glacier)}
.phone-state{font-size:13px;color:rgba(255,255,255,.6);letter-spacing:.05em}
.phone-dial{width:150px;height:150px;border-radius:50%;border:2px solid rgba(90,200,250,.25);position:absolute;
  display:flex;align-items:center;justify-content:center}
.phone-mode{display:flex;gap:8px;margin-top:auto;padding-top:18px}
.phone-mode span{width:30px;height:30px;border-radius:9px;background:rgba(255,255,255,.06);display:flex;
  align-items:center;justify-content:center;font-size:13px}
.phone-mode span.on{background:var(--arctic);box-shadow:0 0 16px rgba(0,113,227,.6)}

/* ============ PRICE / REMARK ============ */
.price{background:var(--mist);text-align:center}
.price .sec-head{margin-left:auto;margin-right:auto}
.price-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:8px;text-align:left}
.pcard{background:#fff;border-radius:24px;padding:30px;border:1px solid rgba(0,0,0,.05);position:relative;
  transition:transform .5s var(--ease),box-shadow .5s var(--ease)}
.pcard:hover{transform:translateY(-6px);box-shadow:0 30px 60px -22px rgba(0,40,90,.2)}
.pcard.hot{border:1.5px solid var(--arctic);box-shadow:0 20px 50px -24px rgba(0,113,227,.4)}
.pcard .ribbon{position:absolute;top:22px;right:22px;font-family:var(--font-d);font-weight:700;font-size:11px;
  letter-spacing:.06em;text-transform:uppercase;color:#fff;background:var(--arctic);padding:5px 11px;border-radius:980px}
.pcard .ptype{font-family:var(--font-d);font-weight:700;font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--arctic)}
.pcard h3{font-size:22px;margin-top:8px}
.pcard .area{font-size:13.5px;color:var(--graphite);margin-top:4px}
.pmini{margin:18px 0;display:flex;justify-content:center;align-items:center;height:80px}
.pmini img{max-height:80px;width:auto;object-fit:contain}
.pprice{display:flex;align-items:baseline;gap:6px;margin-top:6px}
.pprice .from{font-size:13px;color:var(--graphite)}
.pprice .val{font-family:var(--font-d);font-weight:800;font-size:34px;letter-spacing:-.03em;color:var(--onyx)}
.pprice .cur{font-family:var(--font-d);font-weight:700;font-size:18px;color:var(--graphite)}
.pcard ul{list-style:none;margin:20px 0 24px;display:flex;flex-direction:column;gap:10px}
.pcard ul li{font-size:14px;color:var(--ink);display:flex;gap:10px;align-items:center}
.pcard ul li svg{flex:0 0 16px;color:var(--arctic)}
.pcard .btn{width:100%;justify-content:center}
.price-note{margin-top:34px;font-size:13.5px;color:var(--graphite-2);max-width:560px;margin-left:auto;margin-right:auto}

/* ============ WHY ============ */
.why{background:#fff}
.why-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.why-card{background:var(--mist);border-radius:24px;padding:38px;display:flex;gap:22px;align-items:flex-start;
  transition:transform .5s var(--ease)}
.why-card:hover{transform:translateY(-4px)}
.why-ico{flex:0 0 54px;width:54px;height:54px;border-radius:16px;background:#fff;color:var(--arctic);
  display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(0,40,90,.08)}
.why-card h3{font-size:21px}
.why-card p{color:var(--graphite);font-size:15px;margin-top:8px}

/* ============ CTA ============ */
.cta{background:linear-gradient(135deg,#06121f,#0a2540 55%,#0d3358);color:#fff;overflow:hidden}
.cta .wrap{display:grid;grid-template-columns:1fr .9fr;gap:60px;align-items:center}
.cta h2{font-size:clamp(32px,4.6vw,54px)}
.cta p{color:rgba(255,255,255,.74);font-size:18px;margin-top:18px;max-width:42ch}
.cta-meta{display:flex;flex-direction:column;gap:14px;margin-top:32px}
.cta-meta a,.cta-meta div{display:flex;gap:13px;align-items:center;font-size:16px;color:rgba(255,255,255,.9)}
.cta-meta .ic{width:38px;height:38px;border-radius:11px;background:rgba(90,200,250,.14);color:var(--glacier);
  display:flex;align-items:center;justify-content:center;flex:0 0 38px}
.cta-meta a strong{font-family:var(--font-d);font-weight:700}
.form{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:28px;padding:34px;backdrop-filter:blur(8px)}
.form h3{font-size:24px}
.form p.sub{color:rgba(255,255,255,.6);font-size:14px;margin-top:6px}
.field{margin-top:16px}
.field label{display:block;font-size:13px;color:rgba(255,255,255,.7);margin-bottom:7px;font-weight:500}
.field input,.field select{width:100%;padding:14px 16px;border-radius:14px;border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.06);color:#fff;font-family:var(--font-b);font-size:15px;transition:border .2s,background .2s}
.field input::placeholder{color:rgba(255,255,255,.4)}
.field input:focus,.field select:focus{outline:none;border-color:var(--glacier);background:rgba(255,255,255,.1)}
.field select option{color:#111}
.form .btn{width:100%;justify-content:center;margin-top:22px}
.form .priv{font-size:11.5px;color:rgba(255,255,255,.45);margin-top:14px;text-align:center}
.form-success{display:none;text-align:center;padding:30px 0}
.form-success.show{display:block}
.form-success .check{width:64px;height:64px;border-radius:50%;background:rgba(90,200,250,.16);color:var(--glacier);
  display:flex;align-items:center;justify-content:center;margin:0 auto 18px}
.form-success h3{font-size:24px}.form-success p{color:rgba(255,255,255,.65);margin-top:8px;font-size:15px}

/* ============ FOOTER ============ */
footer{background:var(--onyx);color:rgba(255,255,255,.6);padding:64px 0 30px;font-size:13.5px}
.foot-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1)}
.foot-brand .brand{color:#fff;margin-bottom:16px}
.foot-brand p{max-width:34ch;line-height:1.6}
.foot-col h4{font-family:var(--font-d);color:#fff;font-size:13px;letter-spacing:.04em;margin-bottom:16px;font-weight:700}
.foot-col a{display:block;padding:6px 0;transition:color .2s}
.foot-col a:hover{color:#fff}
.foot-bot{display:flex;justify-content:space-between;align-items:center;padding-top:26px;flex-wrap:wrap;gap:14px}
.foot-bot .official{display:inline-flex;align-items:center;gap:8px;color:rgba(255,255,255,.5)}
.foot-bot .dot{width:6px;height:6px;border-radius:50%;background:var(--glacier)}

/* ============ REVEAL ANIM ============ */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}.reveal.d4{transition-delay:.32s}

/* ============ RESPONSIVE ============ */
@media(max-width:900px){
  .nav-links,.nav-phone{display:none}
  .burger{display:block}
  .trust .wrap{grid-template-columns:repeat(2,1fr)}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .model-grid{grid-template-columns:repeat(2,1fr)}
  .cat-card.feature{grid-column:span 2}
  .smart .wrap,.cta .wrap{grid-template-columns:1fr;gap:44px}
  .smart-text{order:2}.phone-mock{order:1}
  .why-grid,.price-cards{grid-template-columns:1fr}
  .spec-row{grid-template-columns:repeat(2,1fr);gap:30px}
  .foot-top{grid-template-columns:1fr 1fr}
  .sec{padding:84px 0}
  .showcase{padding:90px 0 80px}
}
@media(max-width:560px){
  .wrap{padding:0 18px}
  .cat-grid{grid-template-columns:1fr}
  .model-grid{grid-template-columns:1fr}
  .cat-card.feature{grid-column:span 1}
  .trust .wrap{grid-template-columns:1fr 1fr}
  .foot-top{grid-template-columns:1fr}
  .hero-cta{flex-direction:column}
  .hero-cta .btn{width:100%;justify-content:center}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none;transition:none}
}

/* ---- category cards as links / buttons ---- */
.cat-card.is-link{cursor:pointer;text-decoration:none;color:inherit}
.cat-go{display:inline-block;margin-top:16px;color:var(--arctic);font-weight:700;font-size:14.5px;font-family:var(--font-d);transition:transform .3s var(--ease)}
.cat-card.is-link:hover .cat-go{transform:translateX(5px)}
.cat-btn{margin-top:18px;padding:10px 20px;font-size:14px}
.cat-card .cat-txt{position:relative;z-index:2}

/* ---- showcase duo (two products) ---- */
.showcase-duo{display:grid;grid-template-columns:1fr 1fr;gap:44px;max-width:920px;margin:48px auto 0}
.duo-item{text-align:center}
.duo-photo{background:#ffffff;border-radius:26px;padding:26px;height:280px;display:flex;align-items:center;justify-content:center;border:1px solid rgba(0,0,0,.05)}
.duo-photo img{max-height:100%;max-width:100%;width:auto;object-fit:contain}
.duo-item h3{font-size:30px;font-weight:800;margin-top:24px;letter-spacing:-.02em}
.duo-tag{color:var(--graphite);margin-top:6px;font-size:15px}
.duo-specs{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-top:18px}
.duo-specs span{font-family:var(--font-b);font-size:12.5px;font-weight:600;color:#0a2540;background:var(--mist);border:1px solid rgba(0,0,0,.06);border-radius:9px;padding:7px 13px}
.duo-links{margin-top:46px;justify-content:center}
@media(max-width:760px){.showcase-duo{grid-template-columns:1fr;gap:34px}.duo-photo{height:240px}}

/* ---- Vakio grid ---- */
.vakio{background:var(--mist)}
.vakio-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:52px}
.vk-card{background:#fff;border:1px solid rgba(0,0,0,.06);border-radius:22px;padding:30px;display:flex;flex-direction:column;transition:transform .5s var(--ease),box-shadow .5s var(--ease)}
.vk-card:hover{transform:translateY(-6px);box-shadow:0 30px 60px -22px rgba(0,40,90,.2)}
.vk-tag{align-self:flex-start;font-family:var(--font-m);font-size:11px;letter-spacing:.05em;text-transform:uppercase;color:var(--arctic);background:rgba(0,113,227,.08);border-radius:8px;padding:6px 11px}
.vk-card h3{font-size:24px;font-weight:800;margin-top:16px;letter-spacing:-.02em}
.vk-card p{color:var(--graphite);font-size:14.5px;line-height:1.55;margin-top:10px;flex:1}
.vk-card .btn{margin-top:22px;align-self:flex-start;padding:10px 20px;font-size:14px}
@media(max-width:900px){.vakio-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.vakio-grid{grid-template-columns:1fr}}

/* ================= SUBPAGES ================= */
body.subpage{background:#fff}
.subwrap>.wrap:first-child{padding-top:100px;padding-bottom:20px}
.subback{display:inline-block;color:var(--arctic);font-family:var(--font-d);font-weight:700;font-size:14px;text-decoration:none;margin-bottom:20px;transition:transform .3s var(--ease)}
.subback:hover{transform:translateX(-4px)}
.subtitle-h1{font-size:clamp(34px,5vw,58px);font-weight:800;letter-spacing:-.03em;line-height:1.02;margin-top:6px}
.sublead{color:var(--graphite);font-size:clamp(16px,1.6vw,19px);max-width:64ch;margin-top:18px;line-height:1.6}
.sub-group{padding:44px 0}
.sub-group:first-of-type{padding-top:28px}
.sub-group-head{margin-bottom:30px}
.sub-group-head h2{font-size:clamp(23px,3vw,32px);font-weight:800;letter-spacing:-.02em}
.sub-group-head p{color:var(--graphite);font-size:15.5px;max-width:74ch;margin-top:10px;line-height:1.55}
.subcta{padding:26px 0 96px}
.subcta-box{background:linear-gradient(135deg,#0a2540,#124a7a 70%,#0071e3);color:#fff;border-radius:28px;padding:46px;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
.subcta-box h3{font-size:clamp(22px,2.6vw,28px);font-weight:800;letter-spacing:-.02em}
.subcta-box p{color:rgba(255,255,255,.82);margin-top:10px;max-width:52ch;line-height:1.5}
.subcta-box .btn{white-space:nowrap}
@media(max-width:640px){.subcta-box{padding:32px}}


/* ---- cold-climate KUMO banner ---- */
.cold-banner{display:flex;align-items:center;gap:34px;background:var(--mist);border:1px solid rgba(0,0,0,.07);border-radius:26px;padding:34px 40px;margin:8px 0 26px;flex-wrap:wrap}
.cold-photo{flex:0 0 auto;width:210px;height:150px;background:#fff;border:1px solid rgba(0,0,0,.06);border-radius:18px;display:flex;align-items:center;justify-content:center;padding:14px}
.cold-photo img{max-width:100%;max-height:100%;width:auto}
.cold-txt{flex:1;min-width:260px;color:var(--ink)}
.cold-txt .tag{display:inline-block;font-family:var(--font-m);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--arctic);background:rgba(0,113,227,.08);border:1px solid rgba(0,113,227,.16);border-radius:8px;padding:6px 12px;margin-bottom:14px}
.cold-txt h3{font-size:clamp(21px,2.4vw,27px);font-weight:800;letter-spacing:-.02em;line-height:1.1}
.cold-txt p{color:rgba(255,255,255,.82);margin-top:10px;line-height:1.5;max-width:60ch}
.cold-prices{display:flex;gap:22px;flex-wrap:wrap;margin-top:16px}
.cold-prices b{font-family:var(--font-d);font-weight:800;font-size:19px;color:var(--ink)}
.cold-prices span{display:block;font-size:12.5px;color:var(--graphite);font-weight:600}
.cold-banner .btn{white-space:nowrap}
@media(max-width:640px){.cold-banner{padding:26px;gap:22px}.cold-banner img{width:130px}}

/* vakio card footer (no price) */
.vk-foot{justify-content:flex-start}
.vk-foot .btn{padding:11px 24px}

.btn-outline{background:transparent;color:var(--ink);border:1.5px solid rgba(10,37,64,.22)}
.btn-outline:hover{background:rgba(10,37,64,.05);border-color:rgba(10,37,64,.4)}

/* ---- Wi-Fi module buy block in smart section ---- */
.smart-buy{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:26px;padding:18px 20px;background:#fff;border:1px solid #e7e9ee;border-radius:16px;box-shadow:0 18px 40px -24px rgba(0,40,90,.22)}
.smart-buy-info{flex:1;min-width:160px}
.smart-buy-name{font-family:var(--font-d);font-weight:800;font-size:16px;color:var(--ink)}
.smart-buy-note{display:inline-block;margin-top:5px;font-size:11px;font-weight:700;color:var(--arctic);background:rgba(0,113,227,.09);border-radius:7px;padding:4px 9px}
.smart-buy-price{font-family:var(--font-d);font-size:13px;color:var(--graphite);white-space:nowrap}
.smart-buy-price b{font-size:22px;color:var(--ink);font-weight:800}
.smart-buy .btn{white-space:nowrap}
@media(max-width:560px){.smart-buy{padding:16px}.smart-buy .btn{width:100%;justify-content:center}}