:root{
  --bg:#050f0b;
  --bg2:#08170f;
  --green:#1f9d61;
  --green-2:#2fbf7a;
  --mint:#7ee8b4;
  --gold:#f2c94c;
  --text:#e8f3ec;
  --muted:#93a99c;
  --glass:rgba(255,255,255,.055);
  --glass-2:rgba(255,255,255,.09);
  --stroke:rgba(255,255,255,.12);
  --stroke-g:rgba(126,232,180,.28);
  --radius:22px;
  --shadow:0 20px 60px -20px rgba(0,0,0,.6);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Manrope',system-ui,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img,svg{display:block}
.container{width:min(1200px,100% - 32px);margin-inline:auto}

/* ---------- Ambient background ---------- */
.ambient{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none;
  background:radial-gradient(1200px 700px at 70% -10%,#0e2e1f 0%,transparent 60%),
             radial-gradient(900px 600px at -10% 40%,#0a2318 0%,transparent 60%),var(--bg)}
.blob{position:absolute;border-radius:50%;filter:blur(90px);opacity:.35;animation:float 22s ease-in-out infinite}
.blob.b1{width:520px;height:520px;background:#145c3a;top:-120px;right:-80px}
.blob.b2{width:420px;height:420px;background:#0f4a30;bottom:-120px;left:-100px;animation-delay:-8s}
.blob.b3{width:260px;height:260px;background:#6b5a1a;top:40%;left:55%;opacity:.12;animation-delay:-14s}
@keyframes float{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(40px,-30px) scale(1.06)}66%{transform:translate(-30px,25px) scale(.95)}}
.grain{position:absolute;inset:0;opacity:.05;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}

/* ---------- Liquid glass ---------- */
.glass{
  position:relative;
  background:linear-gradient(145deg,rgba(255,255,255,.08),rgba(255,255,255,.025));
  backdrop-filter:blur(18px) saturate(160%);
  -webkit-backdrop-filter:blur(18px) saturate(160%);
  border:1px solid var(--stroke);
  border-radius:var(--radius);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.12),inset 0 -1px 0 rgba(0,0,0,.25);
  overflow:hidden;
}
.glass::before{ /* specular highlight following cursor */
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,-20%),rgba(126,232,180,.13),transparent 45%);
  opacity:0;transition:opacity .4s;
}
.glass:hover::before{opacity:1}
.glass::after{ /* glossy top edge */
  content:"";position:absolute;inset:0 0 auto 0;height:50%;border-radius:inherit;pointer-events:none;
  background:linear-gradient(180deg,rgba(255,255,255,.06),transparent);
}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;padding:13px 24px;border-radius:999px;font-weight:700;font-size:15px;
  cursor:pointer;border:1px solid transparent;transition:transform .25s,box-shadow .25s,background .25s;white-space:nowrap}
.btn svg{width:18px;height:18px}
.btn-primary{background:linear-gradient(135deg,#21a868,#167a4b);color:#fff;border-color:rgba(126,232,180,.35);
  box-shadow:0 10px 30px -10px rgba(31,157,97,.7),inset 0 1px 0 rgba(255,255,255,.25)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px -10px rgba(31,157,97,.85),inset 0 1px 0 rgba(255,255,255,.3)}
.btn-ghost{background:rgba(255,255,255,.05);border-color:var(--stroke);color:var(--text);backdrop-filter:blur(10px)}
.btn-ghost:hover{background:rgba(255,255,255,.1);transform:translateY(-2px)}
.btn-gold{background:rgba(242,201,76,.1);border-color:rgba(242,201,76,.45);color:var(--gold)}
.btn-gold:hover{background:rgba(242,201,76,.18);transform:translateY(-2px)}

/* ---------- Nav ---------- */
header{position:fixed;top:14px;left:0;right:0;z-index:50}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 12px 10px 20px;border-radius:999px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.5px;font-size:18px}
.logo-mark{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(47,191,122,.25),rgba(47,191,122,.05));border:1px solid var(--stroke-g)}
.logo-mark svg{width:20px;height:20px}
.logo b{color:var(--mint);font-weight:800}
.nav-links{display:flex;gap:4px;list-style:none}
.nav-links a{padding:8px 14px;border-radius:999px;font-size:14px;color:var(--muted);font-weight:600;transition:.25s}
.nav-links a:hover,.nav-links a.active{color:var(--text);background:rgba(255,255,255,.07)}
.nav .btn{padding:10px 18px;font-size:14px}
.burger{display:none;background:none;border:0;color:var(--text);cursor:pointer;padding:8px}
.burger svg{width:24px;height:24px}

/* ---------- Hero ---------- */
.hero{padding:130px 0 60px;min-height:100vh;display:flex;align-items:center}
.hero-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;font-size:13px;font-weight:600;color:var(--mint);
  background:rgba(47,191,122,.08);border:1px solid var(--stroke-g);margin-bottom:22px}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--green-2);box-shadow:0 0 10px var(--green-2);animation:pulse 2s infinite}
@keyframes pulse{50%{opacity:.35}}
h1{font-size:clamp(38px,5.4vw,66px);line-height:1.04;font-weight:800;letter-spacing:-1.5px;margin-bottom:22px}
h1 .accent{display:block;background:linear-gradient(90deg,var(--gold),#f7dc8a 50%,var(--mint));-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:18px;color:var(--muted);max-width:520px;margin-bottom:32px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:36px}
.hero-mini{display:flex;gap:28px;flex-wrap:wrap}
.hero-mini div{font-size:13px;color:var(--muted)}
.hero-mini strong{display:block;font-size:26px;color:var(--text);font-weight:800}

/* ---------- Solar scene ---------- */
.scene-card{padding:14px;border-radius:28px}
.scene-top{display:flex;justify-content:space-between;align-items:center;padding:6px 8px 12px;gap:10px;flex-wrap:wrap}
.scene-title{font-size:13px;color:var(--muted);font-weight:600;display:flex;align-items:center;gap:8px}
.live{font-size:11px;font-weight:800;color:#ff6b6b;letter-spacing:1px;display:flex;align-items:center;gap:5px}
.live::before{content:"";width:6px;height:6px;border-radius:50%;background:#ff6b6b;animation:pulse 1.4s infinite}
.mode-toggle{display:flex;padding:4px;border-radius:999px;background:rgba(0,0,0,.3);border:1px solid var(--stroke)}
.mode-toggle button{border:0;background:none;color:var(--muted);font:inherit;font-size:13px;font-weight:700;padding:7px 14px;border-radius:999px;cursor:pointer;display:flex;align-items:center;gap:6px;transition:.3s}
.mode-toggle button svg{width:15px;height:15px}
.mode-toggle button.on{background:rgba(255,255,255,.1);color:var(--text);box-shadow:inset 0 1px 0 rgba(255,255,255,.15)}
.scene-wrap{position:relative;border-radius:20px;overflow:hidden;aspect-ratio:600/440;background:#0a1a12}
#scene{width:100%;height:100%}
#scene .sky-day,#scene .sun-g,#scene .rays,#scene .flow-day{transition:opacity 1.6s ease}
#scene .sky-night,#scene .moon-g,#scene .stars,#scene .flow-night{transition:opacity 1.6s ease;opacity:0}
.night #scene .sky-day,.night #scene .sun-g,.night #scene .rays,.night #scene .flow-day{opacity:0}
.night #scene .sky-night,.night #scene .moon-g,.night #scene .stars,.night #scene .flow-night{opacity:1}
#scene .sun-g{transform:translateY(0);transition:transform 2.2s cubic-bezier(.2,.8,.2,1),opacity 1.6s}
.night #scene .sun-g,.pre #scene .sun-g{transform:translateY(260px)}
.pre #scene .rays,.pre #scene .flow-day{opacity:0}
#scene .moon-g{transform:translateY(200px);transition:transform 2.2s cubic-bezier(.2,.8,.2,1),opacity 1.6s}
.night #scene .moon-g{transform:translateY(0)}
.sun-core{animation:sunGlow 4s ease-in-out infinite;transform-origin:center;transform-box:fill-box}
@keyframes sunGlow{50%{transform:scale(1.06)}}
.sun-halo{animation:spin 40s linear infinite;transform-origin:center;transform-box:fill-box}
@keyframes spin{to{transform:rotate(360deg)}}
.ray{stroke-dasharray:4 14;animation:dash 1.2s linear infinite}
@keyframes dash{to{stroke-dashoffset:-36}}
.wire{fill:none;stroke:#1b2a22;stroke-width:5;stroke-linecap:round;stroke-linejoin:round}
.wire-glow{fill:none;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:8 12;animation:dash 0.9s linear infinite}
.panel-cell{transition:fill 1.6s}
.night .panel-cell{fill:#13213a}
.twinkle{animation:tw 3s ease-in-out infinite}
@keyframes tw{50%{opacity:.2}}
#scene .dim{transition:filter 1.6s}
.night #scene .dim{filter:brightness(.45) saturate(.75)}
#scene .day-only,#scene .night-only,#scene .win,#scene .lamp{transition:opacity 1.6s,fill 1.6s}
#scene .night-only{opacity:0}
.night #scene .night-only{opacity:1}
.night #scene .day-only{opacity:0}
.night #scene .win{fill:#f6d58a;filter:drop-shadow(0 0 6px rgba(247,209,90,.8))}
#scene .lamp{opacity:.35}
.night #scene .lamp{opacity:1}
.bseg{transition:fill .6s}
.cloud{animation:drift 40s linear infinite}
@keyframes drift{from{transform:translateX(-160px)}to{transform:translateX(700px)}}

.scene-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px}
.stat{padding:12px 14px;border-radius:16px;background:rgba(0,0,0,.25);border:1px solid var(--stroke)}
.stat small{display:block;font-size:11.5px;color:var(--muted);font-weight:600}
.stat b{font-size:20px;font-weight:800;font-variant-numeric:tabular-nums}
.stat .bar{height:5px;border-radius:5px;background:rgba(255,255,255,.08);margin-top:7px;overflow:hidden}
.stat .bar i{display:block;height:100%;width:60%;border-radius:inherit;background:linear-gradient(90deg,var(--green),var(--mint));transition:width 1s}

/* ---------- Sections ---------- */
section{padding:100px 0;position:relative}
.sec-head{text-align:center;max-width:680px;margin:0 auto 56px}
.sec-head .tag{display:inline-block;font-size:12px;letter-spacing:2px;text-transform:uppercase;font-weight:800;color:var(--mint);margin-bottom:12px}
h2{font-size:clamp(30px,3.6vw,46px);line-height:1.1;font-weight:800;letter-spacing:-1px;margin-bottom:14px}
.sec-head p{color:var(--muted);font-size:17px}

/* trust strip */
.trust{padding:30px 0 0}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-radius:24px}
.trust-item{padding:28px 20px;text-align:center;border-right:1px solid var(--stroke)}
.trust-item:last-child{border-right:0}
.trust-item strong{font-size:38px;font-weight:800;display:block;line-height:1.1;font-variant-numeric:tabular-nums;color:var(--text)}
.trust-item strong em{font-style:normal;color:var(--mint)}
.trust-item > span{color:var(--muted);font-size:14px}

/* brands */
.brands{margin-top:34px;text-align:center}
.brands p{font-size:13px;color:var(--muted);font-weight:600;letter-spacing:1px;text-transform:uppercase;margin-bottom:16px}
.marquee{overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marquee-track{display:flex;gap:56px;width:max-content;animation:marquee 26s linear infinite}
.marquee-track span{font-size:24px;font-weight:800;color:#5f7a6b;letter-spacing:.5px;white-space:nowrap;transition:color .3s}
.marquee-track span:hover{color:var(--mint)}
@keyframes marquee{to{transform:translateX(calc(-50% - 28px))}}

/* subsidy */
.subsidy{margin-top:34px;display:flex;align-items:center;gap:26px;padding:26px 30px;border-color:rgba(242,201,76,.3);
  background:linear-gradient(120deg,rgba(242,201,76,.09),rgba(255,255,255,.02) 60%)}
.subsidy-badge{flex:none;width:86px;height:86px;border-radius:24px;display:grid;place-items:center;font-size:26px;font-weight:800;color:var(--gold);
  background:rgba(242,201,76,.1);border:1px solid rgba(242,201,76,.4)}
.subsidy h3{font-size:20px;font-weight:800;margin-bottom:4px}
.subsidy p{color:var(--muted);font-size:15px}
.subsidy .btn{margin-left:auto}
@media (max-width:720px){.subsidy{flex-direction:column;align-items:flex-start;gap:16px}.subsidy .btn{margin-left:0}}

/* services */
.services{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.service{padding:30px}
.ico{width:54px;height:54px;border-radius:16px;display:grid;place-items:center;margin-bottom:20px;
  background:linear-gradient(135deg,rgba(47,191,122,.22),rgba(47,191,122,.04));border:1px solid var(--stroke-g)}
.ico svg{width:26px;height:26px;stroke:var(--mint)}
.service h3{font-size:20px;font-weight:800;margin-bottom:10px}
.service p{color:var(--muted);font-size:15px}
.service ul{list-style:none;margin-top:16px;display:grid;gap:7px}
.service li{font-size:14px;color:#c2d3c9;display:flex;gap:9px;align-items:flex-start}
.service li::before{content:"";flex:none;width:6px;height:6px;margin-top:9px;border-radius:50%;background:var(--green-2)}

/* calculator */
.calc{display:grid;grid-template-columns:1.1fr 1fr;gap:0;border-radius:28px}
.calc-in{padding:40px;border-right:1px solid var(--stroke)}
.calc-out{padding:40px;display:grid;gap:16px;align-content:center;background:rgba(0,0,0,.15)}
.calc label{font-weight:700;display:flex;justify-content:space-between;align-items:baseline;margin-bottom:18px;gap:12px;flex-wrap:wrap}
.calc label output{font-size:28px;font-weight:800;color:var(--text);font-variant-numeric:tabular-nums}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:10px;border-radius:10px;outline:none;cursor:pointer;
  background:linear-gradient(90deg,var(--green) 0%,var(--mint) var(--p,30%),rgba(255,255,255,.08) var(--p,30%))}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:26px;height:26px;border-radius:50%;background:#fff;border:5px solid var(--green);box-shadow:0 0 0 6px rgba(47,191,122,.2),0 4px 14px rgba(0,0,0,.4)}
input[type=range]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:#fff;border:5px solid var(--green);box-shadow:0 0 0 6px rgba(47,191,122,.2)}
.range-scale{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-top:10px}
.seg{display:flex;gap:8px;margin-top:30px;flex-wrap:wrap}
.seg button{flex:1;min-width:110px;padding:12px;border-radius:14px;border:1px solid var(--stroke);background:rgba(255,255,255,.04);color:var(--muted);font:inherit;font-weight:700;font-size:14px;cursor:pointer;transition:.25s}
.seg button.on{color:var(--text);border-color:var(--stroke-g);background:rgba(47,191,122,.12)}
.calc-perks{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:22px}
.calc-perks div{padding:14px 16px;border-radius:14px;background:rgba(255,255,255,.04);border:1px solid var(--stroke)}
.calc-perks b{display:block;font-size:20px;color:var(--mint)}
.calc-perks span{font-size:13px;color:var(--muted)}
.calc-note{font-size:12.5px;color:var(--muted);margin-top:26px}
.out-row{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-radius:16px;background:rgba(255,255,255,.04);border:1px solid var(--stroke)}
.out-row span{color:var(--muted);font-size:14px;font-weight:600}
.out-row b{font-size:22px;font-weight:800;font-variant-numeric:tabular-nums}
.out-big{padding:22px 20px;border-color:rgba(242,201,76,.35);background:rgba(242,201,76,.06)}
.out-big b{font-size:34px;color:var(--gold)}

/* process */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.steps::before{content:"";position:absolute;top:34px;left:12%;right:12%;height:2px;
  background:linear-gradient(90deg,transparent,var(--stroke-g),var(--stroke-g),transparent)}
.step{text-align:center;padding:0 10px}
.step-n{width:68px;height:68px;margin:0 auto 20px;border-radius:50%;display:grid;place-items:center;font-size:22px;font-weight:800;color:var(--mint)}
.step h4{font-size:18px;margin-bottom:8px}
.step p{color:var(--muted);font-size:14.5px}

/* why */
.why{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.why-card{padding:34px}
.why-list{display:grid;gap:18px}
.why-item{display:flex;gap:16px;align-items:flex-start}
.why-item .ico{margin:0;flex:none;width:46px;height:46px;border-radius:14px}
.why-item .ico svg{width:22px;height:22px}
.why-item h4{font-size:16.5px;margin-bottom:3px}
.why-item p{color:var(--muted);font-size:14.5px}
.warranty{display:flex;flex-direction:column;justify-content:space-between;gap:24px;
  background:linear-gradient(160deg,rgba(31,157,97,.18),rgba(255,255,255,.02))}
.warranty .big{font-size:84px;font-weight:800;line-height:1;letter-spacing:-3px;background:linear-gradient(180deg,#fff,var(--mint));-webkit-background-clip:text;background-clip:text;color:transparent}
.warranty p{color:#c2d3c9}
.w-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.w-grid div{padding:16px;border-radius:16px;background:rgba(0,0,0,.2);border:1px solid var(--stroke)}
.w-grid b{display:block;font-size:22px}
.w-grid span{font-size:13px;color:var(--muted)}

/* contact */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.contact-main{padding:44px;display:flex;flex-direction:column;justify-content:center}
.contact-main h2{margin-bottom:12px}
.contact-main p{color:var(--muted);margin-bottom:28px}
.contact-links{display:grid;gap:14px}
.c-link{display:flex;align-items:center;gap:16px;padding:20px 22px}
.c-link .ico{margin:0;width:50px;height:50px;flex:none}
.c-link small{display:block;color:var(--muted);font-size:13px;font-weight:600}
.c-link b{font-size:18px;font-weight:800}
.c-link .arrow{margin-left:auto;width:20px;height:20px;stroke:var(--muted);transition:.3s}
.c-link:hover .arrow{stroke:var(--mint);transform:translateX(4px)}
.ico.tg{background:linear-gradient(135deg,rgba(42,171,238,.25),rgba(42,171,238,.05));border-color:rgba(42,171,238,.35)}
.ico.tg svg{stroke:none;fill:#5cc2f2}
.ico.ig{background:linear-gradient(135deg,rgba(225,48,108,.22),rgba(247,119,55,.06));border-color:rgba(225,48,108,.35)}
.ico.ig svg{stroke:#f06a9b}

/* location */
.location{display:grid;grid-template-columns:1fr 1.3fr;gap:20px;margin-top:20px}
.loc-info{padding:32px;display:grid;gap:20px;align-content:start}
.loc-row{display:flex;gap:16px;align-items:flex-start}
.loc-row .ico{margin:0;flex:none;width:46px;height:46px;border-radius:14px}
.loc-row .ico svg{width:22px;height:22px}
.loc-row small{display:block;color:var(--muted);font-size:13px;font-weight:600}
.loc-row b{font-size:16px;line-height:1.45}
.open-now{display:inline-flex;align-items:center;gap:6px;margin-top:6px;font-size:12.5px;font-weight:700;padding:3px 10px;border-radius:999px}
.open-now.yes{color:var(--mint);background:rgba(47,191,122,.12)}
.open-now.no{color:#f2a0a0;background:rgba(255,107,107,.1)}
.loc-info .btn{justify-self:start}
.map{min-height:320px;padding:0}
.map iframe{position:absolute;inset:0;width:100%;height:100%;border:0;filter:invert(.9) hue-rotate(180deg) saturate(.6) brightness(.95)}
@media (max-width:980px){.location{grid-template-columns:1fr}}

/* footer */
footer{padding:40px 0 110px;border-top:1px solid var(--stroke);margin-top:40px}
.foot{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;color:var(--muted);font-size:14px}
.socials{display:flex;gap:10px}
.socials a{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;border:1px solid var(--stroke);background:rgba(255,255,255,.04);transition:.25s}
.socials a:hover{border-color:var(--stroke-g);background:rgba(47,191,122,.1)}
.socials svg{width:19px;height:19px}

/* floating contact */
.fab{position:fixed;right:20px;bottom:20px;z-index:60;display:flex;flex-direction:column-reverse;align-items:flex-end;gap:10px}
.fab-main{width:60px;height:60px;border-radius:50%;border:1px solid rgba(126,232,180,.4);cursor:pointer;display:grid;place-items:center;
  background:linear-gradient(135deg,#21a868,#146b42);box-shadow:0 12px 30px -8px rgba(31,157,97,.8);color:#fff;position:relative}
.fab-main::after{content:"";position:absolute;inset:-6px;border-radius:50%;border:2px solid rgba(47,191,122,.5);animation:ring 2.2s infinite}
@keyframes ring{from{transform:scale(.9);opacity:1}to{transform:scale(1.35);opacity:0}}
.fab-main svg{width:26px;height:26px;transition:transform .3s}
.fab.open .fab-main svg{transform:rotate(135deg)}
.fab-item{display:flex;align-items:center;gap:10px;padding:10px 16px 10px 12px;border-radius:999px;font-weight:700;font-size:14px;
  opacity:0;transform:translateY(12px) scale(.95);pointer-events:none;transition:.3s}
.fab-item svg{width:20px;height:20px}
.fab.open .fab-item{opacity:1;transform:none;pointer-events:auto}
.fab.open .fab-item:nth-child(3){transition-delay:.04s}
.fab.open .fab-item:nth-child(4){transition-delay:.08s}
.fab.open .fab-item:nth-child(5){transition-delay:.12s}

/* reveal */
:root{--ease-out:cubic-bezier(.22,1,.36,1)}
html .reveal{opacity:0;transform:translateY(16px);transition:opacity .5s ease,transform .5s var(--ease-out)}
html .reveal.in{opacity:1;transform:none}
html .reveal.d1{transition-delay:.06s}html .reveal.d2{transition-delay:.12s}html .reveal.d3{transition-delay:.18s}

/* hero load sequence */
@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
@keyframes lineUp{from{transform:translateY(105%)}to{transform:none}}
.load{opacity:0;animation:rise .5s var(--ease-out) forwards;animation-delay:var(--d,0s)}
h1 .line{display:block;overflow:hidden;padding-bottom:.08em;margin-bottom:-.08em}
h1 .line>span{display:block;transform:translateY(105%);animation:lineUp .6s var(--ease-out) forwards;animation-delay:var(--d,0s)}

/* hover lift (only on devices with a real pointer) */
.service,.why-card,.c-link,.faq-item,.contact-main,.loc-info,.step-n{transition:transform .25s var(--ease-out),box-shadow .25s,border-color .25s}
@media (hover:hover){
  .service:hover,.why-card:hover,.c-link:hover,.faq-item:hover,.contact-main:hover,.loc-info:hover,.step:hover .step-n{
    transform:translateY(-4px);border-color:var(--stroke-g);
    box-shadow:0 26px 60px -22px rgba(0,0,0,.7),0 0 0 1px rgba(126,232,180,.06),inset 0 1px 0 rgba(255,255,255,.14)}
}

/* FAQ accordion */
.faq{max-width:820px;margin:0 auto;display:grid;gap:12px}
.faq-item{border-radius:18px}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;background:none;border:0;
  color:var(--text);font:inherit;font-size:16.5px;font-weight:700;text-align:left;cursor:pointer}
.faq-q:focus-visible{outline:2px solid var(--mint);outline-offset:-2px;border-radius:18px}
.faq-icon{flex:none;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--stroke-g);
  background:rgba(47,191,122,.08);transition:transform .3s var(--ease-out),background .3s}
.faq-icon svg{width:14px;height:14px;stroke:var(--mint)}
.faq-item.open .faq-icon{transform:rotate(45deg);background:rgba(47,191,122,.18)}
.faq-item.open{border-color:var(--stroke-g)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .3s var(--ease-out)}
.faq-item.open .faq-a{grid-template-rows:1fr}
.faq-a>div{overflow:hidden}
.faq-a p{padding:0 24px 20px;color:var(--muted);font-size:15px;opacity:0;transform:translateY(-4px);transition:opacity .25s,transform .3s var(--ease-out)}
.faq-item.open .faq-a p{opacity:1;transform:none;transition-delay:.05s}
.faq-a .faq-actions{display:flex;gap:10px;flex-wrap:wrap;padding:0 24px 20px}
.faq-a .btn{padding:10px 18px;font-size:14px}
@media (max-width:620px){.faq-q{padding:18px;font-size:15.5px}.faq-a p{padding:0 18px 18px}.faq-a .faq-actions{padding:0 18px 18px}}

/* responsive */
@media (max-width:980px){
  .hero-grid,.calc,.why,.contact{grid-template-columns:1fr}
  .calc-in{border-right:0;border-bottom:1px solid var(--stroke)}
  .services{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr;row-gap:40px}
  .steps::before{display:none}
  .trust-grid{grid-template-columns:1fr 1fr}
  .trust-item:nth-child(2){border-right:0}
  .trust-item:nth-child(-n+2){border-bottom:1px solid var(--stroke)}
  .hero{padding-top:120px}
}
@media (max-width:820px){
  .nav-links,.nav .btn{display:none}
  .burger{display:block}
  .nav.menu-open{border-radius:24px;flex-wrap:wrap}
  .nav.menu-open .nav-links{display:flex;flex-direction:column;width:100%;padding:8px 0 4px}
  .nav.menu-open .nav-links a{display:block;padding:12px 14px}
}
@media (max-width:620px){
  h1{font-size:clamp(30px,9.6vw,44px);letter-spacing:-1px}
  .services{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  section{padding:70px 0}
  .calc-in,.calc-out,.contact-main,.why-card{padding:26px}
  .scene-stats{grid-template-columns:1fr 1fr 1fr;gap:6px}
  .stat{padding:10px}
  .stat b{font-size:16px}
  .trust-item strong{font-size:30px}
  .warranty .big{font-size:64px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001s!important;animation-iteration-count:1!important;transition-duration:.001s!important}
  html .reveal,.load{opacity:1;transform:none;animation:none!important}
  h1 .line>span{transform:none;animation:none!important}
}