/* =========================================================
   GIANTS HEATING & COOLING — main stylesheet (light theme)
   Bright white/silver base · modern ember-orange (heat) and sky-blue (cool)
   accent system that flips site-wide · Big Shoulders + Inter + JetBrains Mono
   ========================================================= */

@font-face{font-family:"Big Shoulders";src:url(../fonts/big-shoulders-display-latin-700-normal.woff2) format("woff2");font-weight:700;font-display:swap}
@font-face{font-family:"Big Shoulders";src:url(../fonts/big-shoulders-display-latin-800-normal.woff2) format("woff2");font-weight:800;font-display:swap}
@font-face{font-family:"Big Shoulders";src:url(../fonts/big-shoulders-display-latin-900-normal.woff2) format("woff2");font-weight:900;font-display:swap}
@font-face{font-family:"Inter";src:url(../fonts/inter-latin-wght-normal.woff2) format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:"JetBrains Mono";src:url(../fonts/jetbrains-mono-latin-400-normal.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"JetBrains Mono";src:url(../fonts/jetbrains-mono-latin-500-normal.woff2) format("woff2");font-weight:500;font-display:swap}

:root{
  /* neutrals — cool white + brushed aluminum */
  --bg:#f5f7fa; --white:#ffffff; --silver:#eaeef3; --silver-2:#dde3ea; --steel:#c3ccd7;
  --ink:#0d1626; --ink-2:#1d2839; --muted:#5b6679; --muted-2:#39445a;
  --line:rgba(13,22,38,.09); --line-2:rgba(13,22,38,.16);
  /* brand */
  --heat:#ff5a1f; --heat-2:#ffa62b; --heat-soft:#fff0e8;
  --cool:#1497ff; --cool-2:#5fd0ff; --cool-soft:#e8f5ff;
  --accent:var(--heat); --accent-2:var(--heat-2); --accent-soft:var(--heat-soft); --accent-rgb:255,90,31;
  --display:"Big Shoulders","Arial Narrow",Impact,sans-serif;
  --sans:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --gutter:clamp(16px,4vw,56px);
  --maxw:1440px;
  --r:18px; --r-lg:28px;
  --shadow:0 1px 2px rgba(13,22,38,.04),0 12px 32px -12px rgba(13,22,38,.14);
  --shadow-lg:0 2px 4px rgba(13,22,38,.04),0 40px 80px -30px rgba(13,22,38,.28);
  --ease:cubic-bezier(.22,1,.36,1);
  --nav-h:78px;
}
body.mode-cool{ --accent:var(--cool); --accent-2:var(--cool-2); --accent-soft:var(--cool-soft); --accent-rgb:20,151,255; }

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.6;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}
img,video,canvas,svg{display:block;max-width:100%}
img{height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;padding:0}
input,select,textarea{font:inherit;color:inherit}
::selection{background:var(--accent);color:#fff}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
.sr-only{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- type ---------- */
.display{font-family:var(--display);font-weight:900;text-transform:uppercase;letter-spacing:-.01em;line-height:.86}
.h1{font-size:clamp(64px,11vw,200px)}
.h2{font-size:clamp(48px,7.4vw,128px)}
.h3{font-size:clamp(34px,4.4vw,68px);line-height:.92}
.h4{font-size:clamp(24px,2.4vw,34px);line-height:1}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted-2);display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(var(--accent-rgb),.16);transition:background .6s}
.lead{font-size:clamp(18px,1.55vw,21px);line-height:1.55;color:var(--muted);max-width:60ch}
.mono{font-family:var(--mono)}
.accent{color:var(--accent);transition:color .6s var(--ease)}
.outline{-webkit-text-stroke:1.5px currentColor;color:transparent}
.grad,.grad .wi{background:linear-gradient(100deg,var(--heat) 0%,var(--heat-2) 38%,var(--cool-2) 66%,var(--cool) 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.grad .w{overflow:hidden}
.w{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.06em;margin-bottom:-.06em}
.wi{display:inline-block;will-change:transform}

/* ---------- layout ---------- */
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter)}
section{position:relative}
.sec{padding:clamp(96px,13vw,190px) 0}
.paper{background:var(--white)}
.silver{background:var(--silver)}
.muted{color:var(--muted)}

/* ---------- buttons ---------- */
.btn{position:relative;display:inline-flex;align-items:center;gap:12px;height:58px;padding:0 28px;border-radius:999px;font-weight:600;font-size:16px;letter-spacing:.01em;
  overflow:hidden;isolation:isolate;transition:color .45s var(--ease),border-color .45s,background .45s,box-shadow .45s;white-space:nowrap}
.btn .ic{width:18px;height:18px;flex:none}
.btn-primary{background:var(--accent);color:var(--ink);box-shadow:0 12px 30px -12px rgba(var(--accent-rgb),.8)}
.btn-primary::before{content:"";position:absolute;inset:0;background:var(--ink);transform:translateY(101%);transition:transform .5s var(--ease);z-index:-1;border-radius:inherit}
.btn-primary:hover{color:#fff}
.btn-primary:hover::before{transform:translateY(0)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--accent);color:var(--ink)}
.btn-ghost{border:1px solid var(--line-2);color:var(--ink);background:rgba(255,255,255,.7);backdrop-filter:blur(10px)}
.btn-ghost:hover{border-color:var(--ink);background:var(--white)}
.btn-lg{height:70px;padding:0 36px;font-size:17.5px}
.btn .arrow{transition:transform .45s var(--ease)}
.btn:hover .arrow{transform:translateX(4px) rotate(-45deg)}
[data-magnetic]{will-change:transform}
.chip{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;border:1px solid var(--line-2);font-size:14px;color:var(--muted-2);background:var(--white)}

/* ---------- grain + cursor + progress ---------- */
.grain{position:fixed;inset:-50%;z-index:90;pointer-events:none;opacity:.035;mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:grain 1s steps(6) infinite}
@keyframes grain{0%{transform:translate(0,0)}20%{transform:translate(-4%,3%)}40%{transform:translate(3%,-5%)}60%{transform:translate(-6%,2%)}80%{transform:translate(4%,6%)}100%{transform:translate(0,0)}}
.cursor{position:fixed;left:0;top:0;z-index:120;pointer-events:none;opacity:0;transition:opacity .4s}
.cursor.is-on{opacity:1}
.cursor .dot{position:absolute;width:8px;height:8px;margin:-4px 0 0 -4px;border-radius:50%;background:var(--accent);transition:background .5s}
.cursor .ring{position:absolute;width:42px;height:42px;margin:-21px 0 0 -21px;border:1.5px solid rgba(13,22,38,.35);border-radius:50%;transition:width .35s var(--ease),height .35s var(--ease),margin .35s var(--ease),background .35s,border-color .35s}
.cursor .label{position:absolute;transform:translate(-50%,-50%);font:600 11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--ink);opacity:0;transition:opacity .25s}
.cursor.is-hover .ring{width:70px;height:70px;margin:-35px 0 0 -35px;border-color:var(--accent);background:rgba(var(--accent-rgb),.08)}
.cursor.is-label .ring{width:96px;height:96px;margin:-48px 0 0 -48px;background:var(--accent);border-color:var(--accent)}
.cursor.is-label .label{opacity:1}
@media (hover:none),(pointer:coarse){.cursor{display:none}}
.progress{position:fixed;left:0;top:0;height:3px;width:100%;transform-origin:0 50%;transform:scaleX(0);background:linear-gradient(90deg,var(--heat),var(--heat-2),var(--cool-2),var(--cool));z-index:110}

/* ---------- preloader + transition curtain ---------- */
.preloader{position:fixed;inset:0;z-index:200;background:var(--bg);display:grid;place-items:center;overflow:hidden}
.preloader .fan{width:128px;height:128px;color:var(--accent)}
.preloader .fan .blades{transform-origin:50% 50%;animation:spin 1.1s linear infinite}
.preloader .count{position:absolute;right:var(--gutter);bottom:var(--gutter);font:900 clamp(80px,16vw,220px)/.8 var(--display);color:var(--ink)}
.preloader .brand{position:absolute;left:var(--gutter);bottom:calc(var(--gutter) + 6px);font:500 12px var(--mono);letter-spacing:.2em;text-transform:uppercase;color:var(--muted)}
.preloader .bar{position:absolute;left:0;bottom:0;height:4px;width:100%;background:linear-gradient(90deg,var(--heat),var(--cool));transform:scaleX(0);transform-origin:0 50%}
@keyframes spin{to{transform:rotate(360deg)}}
.curtain{position:fixed;inset:0;z-index:190;pointer-events:none}
.curtain .p{position:absolute;inset:0;transform:translateY(100%)}
.curtain .p1{background:var(--accent)}
.curtain .p2{background:var(--bg);display:grid;place-items:center}
.curtain .p2 svg{width:84px;height:84px}
html.is-leaving .curtain{pointer-events:all}

/* ---------- nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;height:var(--nav-h);transition:transform .6s var(--ease),background .4s,border-color .4s,box-shadow .4s;border-bottom:1px solid transparent}
.nav.is-scrolled{background:rgba(245,247,250,.78);backdrop-filter:blur(18px) saturate(160%);-webkit-backdrop-filter:blur(18px) saturate(160%);border-color:var(--line)}
.nav.is-hidden{transform:translateY(-100%)}
.nav .wrap{height:100%;display:flex;align-items:center;gap:28px}
.logo{display:flex;align-items:center;gap:12px;flex:none}
.logo svg.mark{width:42px;height:42px}
.logo .wm{display:flex;flex-direction:column;line-height:1}
.logo .wm b{font:900 29px/.8 var(--display);letter-spacing:.02em;color:var(--ink)}
.logo .wm small{font:500 9.5px var(--mono);letter-spacing:.22em;color:var(--muted);margin-top:5px}
.nav-links{display:flex;gap:2px;margin-left:auto;padding:5px;border-radius:999px;background:rgba(255,255,255,.6);border:1px solid var(--line);backdrop-filter:blur(10px)}
.nav-links a{position:relative;padding:9px 15px;font-size:14.5px;font-weight:500;color:var(--muted-2);border-radius:999px;transition:color .3s,background .3s}
.nav-links a:hover{color:var(--ink);background:rgba(13,22,38,.05)}
.nav-links a[aria-current=page]{color:var(--ink);background:var(--white);box-shadow:var(--shadow)}
.nav-tools{display:flex;align-items:center;gap:10px}
.pill-toggle{display:inline-flex;align-items:center;height:42px;padding:4px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.7);position:relative}
.pill-toggle button{position:relative;z-index:1;height:32px;min-width:38px;padding:0 10px;border-radius:999px;font:600 12px var(--mono);letter-spacing:.08em;color:var(--muted);transition:color .35s;display:grid;place-items:center}
.pill-toggle button[aria-pressed=true]{color:#fff}
.pill-toggle .knob{position:absolute;top:4px;bottom:4px;left:4px;border-radius:999px;background:var(--ink);transition:transform .45s var(--ease),width .45s var(--ease),background .5s}
.mode-toggle .knob{background:var(--accent)}
.mode-toggle button[aria-pressed=true]{color:var(--ink)}
.mode-toggle svg{width:16px;height:16px}
.nav .btn{height:46px;padding:0 20px;font-size:14.5px}
.burger{display:none;width:48px;height:48px;border-radius:50%;border:1px solid var(--line-2);background:var(--white);position:relative}
.burger span{position:absolute;left:14px;right:14px;height:1.6px;background:var(--ink);transition:transform .45s var(--ease),top .45s var(--ease)}
.burger span:nth-child(1){top:19px}.burger span:nth-child(2){top:27px}
.menu-open .burger span:nth-child(1){top:23px;transform:rotate(45deg)}
.menu-open .burger span:nth-child(2){top:23px;transform:rotate(-45deg)}
.mobile-menu{position:fixed;inset:0;z-index:99;background:var(--bg);padding:calc(var(--nav-h) + 24px) var(--gutter) 32px;display:flex;flex-direction:column;clip-path:inset(0 0 100% 0);transition:clip-path .8s var(--ease);visibility:hidden}
.menu-open .mobile-menu{clip-path:inset(0 0 0 0);visibility:visible}
.mobile-menu nav a{display:block;font:900 clamp(46px,12vw,84px)/.95 var(--display);text-transform:uppercase;padding:6px 0;border-bottom:1px solid var(--line);overflow:hidden}
.mobile-menu nav a span{display:inline-block;transform:translateY(110%);transition:transform .8s var(--ease)}
.menu-open .mobile-menu nav a span{transform:none}
.mobile-menu .mm-foot{margin-top:auto;display:grid;gap:12px}
.mobile-menu .mm-foot .btn{justify-content:center}
.mobile-menu .mm-toggles{display:flex;gap:10px;margin-top:24px}

/* ---------- mobile sticky bar ---------- */
.callbar{position:fixed;left:12px;right:12px;bottom:12px;z-index:95;display:none;gap:8px;padding:7px;border-radius:999px;background:rgba(255,255,255,.86);backdrop-filter:blur(14px);border:1px solid var(--line);box-shadow:var(--shadow-lg);transform:translateY(140%);transition:transform .6s var(--ease)}
.callbar.is-in{transform:none}
.callbar a{flex:1;height:50px;border-radius:999px;display:flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-size:15px}
.callbar a:first-child{background:var(--accent);color:var(--ink)}
.callbar a:last-child{background:var(--ink);color:#fff}
.callbar svg{width:18px;height:18px}

/* =========================================================
   HOME
   ========================================================= */
/* hero — headline on light + video window that expands to full-bleed on scroll */
.hero{height:280vh;position:relative;background:var(--bg)}
.hero-stage{position:sticky;top:0;height:100vh;height:100svh;overflow:hidden}
.hero-media{position:absolute;inset:0;overflow:hidden;background:#1a2640;clip-path:inset(15% 3.5% 6% 47% round 32px);will-change:clip-path}
.hero-media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform-origin:50% 50%;transform:translateX(21%) scale(1.3)}
@media (max-width:900px){.hero-media video{transform:translateY(14%) scale(1.3)}}
.fly-frame video{transform:scale(1.12)}
.hero-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(9,15,28,.1),rgba(9,15,28,.55));opacity:0;pointer-events:none}
.hero-fx{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.hero-chip{position:absolute;z-index:2;display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:14px;background:rgba(255,255,255,.88);backdrop-filter:blur(12px);box-shadow:var(--shadow);font:500 11px/1.3 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted-2)}
.hero-chip b{display:block;color:var(--ink);font:800 20px/1 var(--display);letter-spacing:.02em}
.hero-chip .rec{width:8px;height:8px;border-radius:50%;background:var(--accent);animation:blink 1.4s infinite;flex:none}
.hero-chip.c1{right:calc(3.5% + 22px);top:calc(15% + 22px)}
.hero-chip.c2{right:calc(3.5% + 22px);bottom:calc(6% + 22px)}
@keyframes blink{50%{opacity:.25}}
.hero-copy{position:absolute;inset:0;z-index:2;display:flex;align-items:center;pointer-events:none}
.hero-copy .wrap{pointer-events:auto}
.hero-copy .inner{max-width:52%;padding-top:var(--nav-h)}
.hero-copy .eyebrow{margin-bottom:24px}
.hero h1{margin:0;font-size:clamp(60px,7.3vw,140px);color:var(--ink)}
.hero h1 .row{display:block}
.hero .lead{margin:28px 0 0;max-width:40ch}
.hero-ctas{display:flex;gap:12px;flex-wrap:wrap;margin-top:34px}
.hero-trust{display:flex;gap:22px;flex-wrap:wrap;margin-top:34px;font:500 12px var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.hero-trust span{display:inline-flex;align-items:center;gap:8px}
.hero-trust svg{width:16px;height:16px;color:var(--accent)}
.hero-scroll{position:absolute;z-index:2;left:var(--gutter);bottom:26px;display:flex;align-items:center;gap:12px;font:500 10px var(--mono);letter-spacing:.24em;color:var(--muted)}
.hero-scroll i{width:46px;height:1.5px;background:linear-gradient(90deg,var(--accent),transparent);animation:drip 1.8s var(--ease) infinite;transform-origin:left}
@keyframes drip{0%{transform:scaleX(0)}60%{transform:scaleX(1)}100%{transform:scaleX(1);opacity:0}}
.hero-outro{position:absolute;inset:0;z-index:3;display:grid;place-items:center;text-align:center;pointer-events:none;opacity:0;color:#fff;padding:0 var(--gutter)}
.hero-outro p{font:900 clamp(44px,8vw,140px)/.88 var(--display);text-transform:uppercase;margin:0;text-shadow:0 10px 60px rgba(0,0,0,.35)}

/* marquee */
.marquee{position:relative;overflow:hidden;padding:24px 0;border-block:1px solid var(--line);background:var(--white)}
.marquee-track{display:flex;width:max-content;will-change:transform}
.marquee-item{display:flex;align-items:center;gap:40px;padding-right:40px;font:900 clamp(40px,6vw,96px)/1 var(--display);text-transform:uppercase;white-space:nowrap;color:var(--ink)}
.marquee-item .outline{-webkit-text-stroke:1.4px var(--steel);color:transparent}
.marquee-item svg{width:.55em;height:.55em;color:var(--accent);flex:none}

/* manifesto */
.manifesto{background:var(--bg)}
.manifesto-text{font:800 clamp(34px,5vw,86px)/1.0 var(--display);text-transform:uppercase;letter-spacing:-.005em;max-width:27ch;color:var(--ink)}
.manifesto-text .mw{opacity:.14}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:clamp(64px,8vw,110px)}
.stat{padding:30px;border-radius:var(--r-lg);background:var(--white);box-shadow:var(--shadow);border:1px solid var(--line)}
.stat .num{font:900 clamp(72px,8.4vw,140px)/.8 var(--display);display:flex;align-items:baseline;gap:4px;color:var(--ink)}
.stat .num sup{font-size:.4em;color:var(--accent)}
.stat p{margin:16px 0 0;color:var(--muted);max-width:28ch}

/* comfort control — 3D + thermostat */
.control{background:linear-gradient(180deg,var(--bg),var(--silver));overflow:hidden}
.control-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:clamp(24px,4vw,64px);align-items:center}
.control-copy .h2{margin:18px 0 22px}
.control-stage{position:relative;aspect-ratio:1/1;max-height:80vh;width:100%;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-lg);
  background:radial-gradient(60% 55% at 50% 42%,rgba(var(--accent-rgb),.14),transparent 70%),linear-gradient(180deg,#ffffff,#eef2f6)}
.control-stage canvas{position:absolute;inset:0;width:100%;height:100%;cursor:grab;touch-action:pan-y}
.control-stage canvas:active{cursor:grabbing}
.stage-hud{position:absolute;left:18px;right:18px;top:16px;display:flex;justify-content:space-between;gap:10px;font:500 11px var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);pointer-events:none}
.stage-hud span.pill{padding:7px 11px;border-radius:999px;background:rgba(255,255,255,.85);border:1px solid var(--line)}
.stage-hint{position:absolute;left:50%;bottom:16px;transform:translateX(-50%);font:500 11px var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);pointer-events:none;display:flex;gap:8px;align-items:center;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.85);border:1px solid var(--line)}
.stage-hint svg{width:16px;height:16px}
.thermo{display:grid;grid-template-columns:auto 1fr;gap:28px;align-items:center;margin-top:36px;padding:22px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--white);box-shadow:var(--shadow)}
.dial{position:relative;width:200px;height:200px;touch-action:none;user-select:none;-webkit-user-select:none;cursor:grab}
.dial svg{width:100%;height:100%;overflow:visible}
.dial .ticks line{stroke:rgba(13,22,38,.14);stroke-width:2.2;stroke-linecap:round;transition:stroke .3s}
.dial .ticks line.on{stroke:var(--accent)}
.dial .face{fill:url(#dialGrad);filter:drop-shadow(0 10px 18px rgba(13,22,38,.14))}
.dial .readout{position:absolute;inset:0;display:grid;place-items:center;text-align:center;pointer-events:none}
.dial .readout b{display:block;font:900 64px/.8 var(--display);color:var(--ink)}
.dial .readout b sup{font-size:.36em;vertical-align:top;color:var(--accent)}
.dial .readout small{display:block;margin-top:8px;font:600 11px var(--mono);letter-spacing:.2em;color:var(--accent);text-transform:uppercase}
.dial .knob-dot{fill:var(--accent);stroke:#fff;stroke-width:3}
.thermo-controls{display:grid;gap:14px}
.seg{display:grid;grid-template-columns:repeat(2,1fr);gap:6px;padding:5px;border-radius:16px;background:var(--silver)}
.seg.three{grid-template-columns:repeat(3,1fr)}
.seg button{height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-size:14.5px;color:var(--muted-2);transition:background .35s,color .35s,box-shadow .35s}
.seg button svg{width:18px;height:18px}
.seg button[aria-pressed=true]{background:var(--white);color:var(--ink);box-shadow:var(--shadow)}
.seg button[data-mode-btn][aria-pressed=true]{background:var(--accent);color:var(--ink)}
.thermo-label{font:500 11px var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.mode-copy{margin-top:26px;min-height:120px}
.mode-copy h3{margin:0 0 10px}

/* services — horizontal pinned */
.services-h{background:var(--silver);overflow:hidden}
.services-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:48px}
.h-pin{position:relative}
.h-track{display:flex;gap:22px;padding:0 var(--gutter);width:max-content;will-change:transform}
.s-card{position:relative;height:min(64vh,600px);aspect-ratio:3/4.1;border-radius:var(--r-lg);overflow:hidden;background:var(--ink-2);flex:none;isolation:isolate;box-shadow:var(--shadow-lg);color:#fff}
.s-card .img{position:absolute;inset:0;overflow:hidden}
.s-card img{width:100%;height:100%;object-fit:cover;transform:scale(1.14);transition:transform 1.2s var(--ease)}
.s-card:hover img{transform:scale(1.2)}
.s-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,22,38,0) 40%,rgba(13,22,38,.88) 100%);z-index:1}
.s-card .top{position:absolute;z-index:2;top:18px;left:18px;right:18px;display:flex;justify-content:space-between;font:600 11.5px var(--mono);letter-spacing:.12em;text-transform:uppercase}
.s-card .top span{padding:7px 11px;border-radius:999px;background:rgba(255,255,255,.9);color:var(--ink)}
.s-card .body{position:absolute;z-index:2;left:22px;right:80px;bottom:22px}
.s-card h3{margin:0;font:900 clamp(34px,3vw,48px)/.9 var(--display);text-transform:uppercase}
.s-card p{margin:0;color:rgba(255,255,255,.82);font-size:15.5px;max-height:0;opacity:0;overflow:hidden;transition:max-height .7s var(--ease),opacity .5s,margin .5s}
.s-card:hover p,.s-card:focus-within p{max-height:120px;opacity:1;margin-top:10px}
.s-card .go{position:absolute;z-index:2;right:20px;bottom:22px;width:50px;height:50px;border-radius:50%;background:var(--accent);color:var(--ink);display:grid;place-items:center;transition:transform .5s var(--ease)}
.s-card:hover .go{transform:rotate(45deg) scale(1.08)}
.s-card .go svg{width:20px;height:20px}
.s-card.cta-card{background:linear-gradient(150deg,var(--accent),var(--accent-2));display:flex;flex-direction:column;justify-content:space-between;padding:28px;color:var(--ink)}
.s-card.cta-card::after{display:none}
.s-card.cta-card h3{font-size:clamp(46px,4.2vw,70px)}
.gas-graphic{position:absolute;inset:0;display:grid;place-items:center;background:radial-gradient(60% 60% at 50% 58%,#ffb088 0%,#ff6a2e 40%,#c4330c 100%)}
.gas-graphic svg{width:36%;height:36%;color:#fff;filter:drop-shadow(0 10px 30px rgba(120,30,0,.45))}
.h-progress{margin:40px var(--gutter) 0;height:3px;background:var(--line);position:relative;overflow:hidden;border-radius:3px}
.h-progress i{position:absolute;inset:0;background:var(--accent);transform-origin:0 50%;transform:scaleX(0)}

/* duct fly-through (scroll-scrubbed video + glass HUD) */
.fly{height:420vh;position:relative;background:var(--bg)}
.fly-stage{position:sticky;top:0;height:100vh;height:100svh;overflow:hidden}
.fly-frame{position:absolute;inset:0;overflow:hidden;background:#8d96a3;clip-path:inset(10% 6% 10% 6% round 36px);will-change:clip-path}
.fly-frame video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.fly-frame::after{content:"";position:absolute;inset:0;background:radial-gradient(80% 80% at 50% 50%,transparent 40%,rgba(13,22,38,.35) 100%);pointer-events:none}
.glass{background:rgba(255,255,255,.82);backdrop-filter:blur(18px) saturate(160%);-webkit-backdrop-filter:blur(18px) saturate(160%);border:1px solid rgba(255,255,255,.7);box-shadow:var(--shadow-lg);border-radius:var(--r-lg)}
.fly-intro{position:absolute;z-index:2;inset:0;display:grid;place-items:center;text-align:center;padding:0 var(--gutter)}
.fly-intro > div{padding:clamp(28px,4vw,56px) clamp(28px,5vw,72px)}
.fly-intro .h2{margin:16px 0 0}
.fly-step{position:absolute;z-index:2;left:calc(6% + 28px);bottom:calc(10% + 28px);max-width:500px;padding:28px 30px;opacity:0;visibility:hidden}
.fly-step .num{font:900 clamp(70px,8vw,120px)/.8 var(--display);color:var(--accent)}
.fly-step h3{margin:10px 0 10px}
.fly-step p{margin:0;color:var(--muted);font-size:17px}
.fly-hud{position:absolute;z-index:3;right:calc(6% + 28px);top:50%;transform:translateY(-50%);display:grid;gap:6px;padding:16px 18px}
.fly-hud .tick{display:flex;align-items:center;gap:12px;justify-content:flex-end;font:600 11px var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);transition:color .4s;padding:6px 0}
.fly-hud .tick i{width:18px;height:3px;border-radius:3px;background:var(--steel);transition:width .5s var(--ease),background .4s}
.fly-hud .tick.on{color:var(--ink)}
.fly-hud .tick.on i{width:42px;background:var(--accent)}
.fly-reticle{position:absolute;z-index:2;left:50%;top:50%;width:min(40vw,460px);aspect-ratio:1;transform:translate(-50%,-50%);pointer-events:none;opacity:.7}
.fly-meter{position:absolute;z-index:3;left:calc(6% + 28px);top:calc(10% + 24px);padding:12px 16px;font:500 11px/1.7 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);border-radius:14px}
.fly-meter b{color:var(--ink);font-weight:600}

/* promise */
.promise-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:56px}
.promise{padding:30px;border-radius:var(--r-lg);background:var(--bg);border:1px solid var(--line);transition:transform .6s var(--ease),box-shadow .6s,background .6s}
.promise:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);background:var(--white)}
.promise .ix{font:500 12px var(--mono);letter-spacing:.14em;color:var(--muted)}
.promise .ico{width:58px;height:58px;margin:26px 0 22px;border-radius:18px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent);transition:background .6s,color .6s}
.promise .ico svg{width:26px;height:26px}
.promise h3{margin:0 0 10px;font:900 34px/.92 var(--display);text-transform:uppercase}
.promise p{margin:0;color:var(--muted);font-size:16px}

/* work — real photos */
.work{background:var(--bg)}
.work-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:48px}
.work-grid{display:grid;grid-template-columns:repeat(12,1fr);grid-auto-rows:clamp(90px,9vw,150px);gap:14px}
.tile{position:relative;overflow:hidden;border-radius:var(--r);background:var(--silver-2);cursor:pointer;isolation:isolate;margin:0;box-shadow:var(--shadow)}
.tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.tile:hover img{transform:scale(1.06)}
.tile::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 50%,rgba(13,22,38,.75));opacity:.85;transition:opacity .5s}
.tile figcaption{position:absolute;z-index:2;left:16px;right:16px;bottom:14px;display:flex;justify-content:space-between;align-items:flex-end;gap:12px;color:#fff}
.tile figcaption b{font:800 22px/1 var(--display);text-transform:uppercase}
.tile figcaption span{font:500 10.5px var(--mono);letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.8);text-align:right}
.t1{grid-column:span 4;grid-row:span 4}.t2{grid-column:span 4;grid-row:span 3}.t3{grid-column:span 4;grid-row:span 5}
.t4{grid-column:span 4;grid-row:span 4}.t5{grid-column:span 4;grid-row:span 3}.t6{grid-column:span 4;grid-row:span 3}

/* area map */
.area{background:var(--white);overflow:hidden}
.area-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:clamp(24px,5vw,80px);align-items:center}
.map{position:relative;aspect-ratio:1;width:100%;border-radius:50%;background:radial-gradient(closest-side,var(--accent-soft),transparent 100%)}
.map svg{width:100%;height:100%;overflow:visible}
.map .dotgrid circle{fill:rgba(13,22,38,.2)}
.map .hood circle.pt{fill:var(--ink)}
.map .hood text{font:600 10px var(--mono);letter-spacing:.08em;fill:var(--muted-2);text-transform:uppercase;paint-order:stroke;stroke:#fff;stroke-width:4px}
.map .hood.home circle.pt{fill:var(--accent)}
.map .hood.home text{fill:var(--ink);font-size:13px}
.map .pulse{fill:none;stroke:var(--accent);stroke-width:1.5}
.map .link{stroke:rgba(var(--accent-rgb),.55);stroke-width:1.2;fill:none;stroke-dasharray:3 5}
.hoods{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}

/* faq */
.faq-grid{display:grid;grid-template-columns:.9fr 1.3fr;gap:clamp(24px,5vw,80px)}
.faq-item{border-bottom:1px solid var(--line-2)}
.faq-item:first-child{border-top:1px solid var(--line-2)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:26px 0;text-align:left;font:800 clamp(22px,2vw,30px)/1.05 var(--display);text-transform:uppercase}
.faq-q .pm{flex:none;width:42px;height:42px;border-radius:50%;border:1px solid var(--line-2);position:relative;transition:background .4s,border-color .4s,color .4s}
.faq-q .pm::before,.faq-q .pm::after{content:"";position:absolute;left:50%;top:50%;width:14px;height:1.8px;margin:-.9px 0 0 -7px;background:currentColor;transition:transform .45s var(--ease)}
.faq-q .pm::after{transform:rotate(90deg)}
.faq-item.open .pm{background:var(--accent);color:var(--ink);border-color:var(--accent)}
.faq-item.open .pm::after{transform:rotate(0)}
.faq-a{height:0;overflow:hidden}
.faq-a p{margin:0;padding:0 60px 28px 0;color:var(--muted);font-size:17px}

/* big CTA — bright accent gradient */
.cta-band{position:relative;overflow:hidden;background:linear-gradient(135deg,var(--accent) 0%,var(--accent-2) 100%);text-align:center;color:var(--ink);transition:background .8s}
.cta-band .fan-bg{position:absolute;right:-8vw;top:50%;width:48vw;height:48vw;transform:translateY(-50%);color:rgba(255,255,255,.22);pointer-events:none}
.cta-band .fan-bg .blades{transform-origin:50% 50%;animation:spin 14s linear infinite}
.cta-band .inner{position:relative;z-index:1}
.cta-band .eyebrow{color:var(--ink)}
.cta-band .eyebrow::before{background:var(--ink);box-shadow:none}
.cta-band .h1{margin:22px 0 14px}
.cta-band .accent{color:#fff}
.phone-big{display:inline-block;font:900 clamp(52px,9vw,150px)/.9 var(--display);letter-spacing:.01em;background:linear-gradient(90deg,var(--ink) 0 50%,#fff 50% 100%);background-size:200% 100%;background-position:0 0;-webkit-background-clip:text;background-clip:text;color:transparent;transition:background-position .8s var(--ease)}
.phone-big:hover{background-position:-100% 0}
.cta-band .row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:40px}
.cta-band .btn-ghost{background:rgba(255,255,255,.35);border-color:rgba(13,22,38,.2)}
.cta-band .btn-ghost:hover{background:#fff}

/* footer */
.footer{position:relative;background:var(--white);border-top:1px solid var(--line);padding-top:clamp(64px,8vw,110px);overflow:hidden}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:32px}
.footer h2{font:500 11px var(--mono);letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin:0 0 18px}
.footer ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.footer a{transition:color .3s}
.footer a:hover{color:var(--accent)}
.footer .blurb{color:var(--muted);max-width:34ch;margin:18px 0 24px}
.socials{display:flex;gap:10px}
.socials a{width:46px;height:46px;border-radius:50%;border:1px solid var(--line-2);display:grid;place-items:center;transition:background .35s,color .35s,border-color .35s}
.socials a:hover{background:var(--accent);color:var(--ink);border-color:var(--accent)}
.socials svg{width:18px;height:18px}
.footer-mega{margin-top:clamp(56px,7vw,100px);font:900 clamp(120px,27vw,440px)/.75 var(--display);text-transform:uppercase;letter-spacing:-.02em;white-space:nowrap;text-align:center;color:transparent;-webkit-text-stroke:1.5px rgba(13,22,38,.12);user-select:none;transform:translateY(12%)}
.footer-mega span{display:inline-block}
.footer-bottom{position:relative;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:22px 0 28px;border-top:1px solid var(--line);font:500 11.5px var(--mono);letter-spacing:.08em;color:var(--muted);background:var(--white)}
.to-top{display:inline-flex;align-items:center;gap:10px}
.to-top svg{width:20px;height:20px;color:var(--accent)}

/* =========================================================
   SUB-PAGES
   ========================================================= */
.page-hero{position:relative;min-height:86vh;min-height:86svh;display:flex;align-items:center;padding:calc(var(--nav-h) + 50px) 0 clamp(48px,6vw,90px);overflow:hidden;background:linear-gradient(180deg,var(--bg),var(--silver))}
.page-hero .wrap{position:relative;z-index:1;width:100%}
.page-hero .copy{max-width:54%}
.page-hero .h1{margin:22px 0 26px;font-size:clamp(60px,8.4vw,156px)}
.page-hero .crumbs{font:500 11px var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.page-hero .crumbs a:hover{color:var(--accent)}
.page-hero .ph-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.page-hero .side{position:absolute;right:var(--gutter);top:calc(var(--nav-h) + 30px);bottom:40px;width:42%;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-lg);background:var(--silver-2)}
.page-hero .side img,.page-hero .side video{width:100%;height:100%;object-fit:cover}
.page-hero .side.obj-wrap{background:radial-gradient(60% 55% at 50% 45%,rgba(var(--accent-rgb),.16),transparent 70%),linear-gradient(180deg,#fff,#eef2f6);border:1px solid var(--line)}
.page-hero canvas.obj{position:absolute;inset:0;width:100%;height:100%;cursor:grab}

/* services page */
.svc-layout{display:grid;grid-template-columns:290px 1fr;gap:clamp(24px,5vw,80px)}
.svc-index{position:sticky;top:calc(var(--nav-h) + 30px);align-self:start;display:grid;gap:4px;padding:12px;border-radius:var(--r-lg);background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow)}
.svc-index a{display:flex;align-items:center;gap:14px;padding:11px 14px;border-radius:12px;color:var(--muted);font:800 20px/1 var(--display);text-transform:uppercase;transition:color .35s,background .35s}
.svc-index a i{font:600 10.5px var(--mono);font-style:normal;letter-spacing:.1em;color:var(--steel)}
.svc-index a.on{color:var(--ink);background:var(--accent-soft)}
.svc-index a.on i{color:var(--accent)}
.svc-block{display:grid;grid-template-columns:1fr 1fr;gap:clamp(20px,3vw,48px);padding:0 0 clamp(80px,9vw,130px);align-items:center}
.svc-block .media{position:relative;border-radius:var(--r-lg);overflow:hidden;aspect-ratio:4/5;background:var(--silver-2);box-shadow:var(--shadow-lg)}
.svc-block .media img{position:absolute;inset:-8% 0;width:100%;height:116%;object-fit:cover}
.svc-block .n{font:600 12px var(--mono);letter-spacing:.16em;color:var(--accent);text-transform:uppercase}
.svc-block h2{margin:14px 0 18px}
.svc-block ul.checks{list-style:none;padding:0;margin:24px 0 30px;display:grid;gap:12px}
.svc-block ul.checks li{display:flex;gap:12px;align-items:flex-start;color:var(--muted-2)}
.svc-block ul.checks svg{flex:none;width:22px;height:22px;padding:4px;border-radius:50%;background:var(--accent-soft);color:var(--accent);margin-top:2px}

/* heat pumps page */
.zones{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(24px,5vw,80px);align-items:center}
.house-svg{width:100%;border-radius:var(--r-lg);background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow-lg);padding:18px}
.house-svg .shell{stroke:var(--ink);stroke-width:2.2;fill:none}
.house-svg .room{fill:var(--bg);stroke:var(--steel);stroke-width:1.2;transition:fill .6s}
.house-svg .room.on{fill:var(--accent-soft)}
.house-svg .head{fill:var(--steel);transition:fill .5s}
.house-svg .head.on{fill:var(--ink)}
.house-svg .air{fill:none;stroke:var(--accent);stroke-width:2.4;stroke-linecap:round;stroke-dasharray:4 10;opacity:0;transition:opacity .5s}
.house-svg .air.on{opacity:1;animation:flow 1.2s linear infinite}
@keyframes flow{to{stroke-dashoffset:-28}}
.house-svg .cond{fill:var(--ink)}
.range{width:100%;-webkit-appearance:none;appearance:none;height:8px;border-radius:8px;background:linear-gradient(90deg,var(--accent) var(--p,0%),var(--silver-2) var(--p,0%));outline:none}
.range::-webkit-slider-thumb{-webkit-appearance:none;width:32px;height:32px;border-radius:50%;background:#fff;border:7px solid var(--accent);cursor:pointer;box-shadow:0 6px 18px rgba(13,22,38,.25)}
.range::-moz-range-thumb{width:32px;height:32px;border-radius:50%;background:#fff;border:7px solid var(--accent);cursor:pointer}
.zone-count{font:900 clamp(110px,12vw,190px)/.8 var(--display);display:flex;align-items:baseline;gap:14px;color:var(--ink)}
.zone-count small{font:500 12px var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.compare{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:56px}
.cmp{padding:30px;border-radius:var(--r-lg);border:1px solid var(--line);background:var(--white);display:flex;flex-direction:column;gap:14px;box-shadow:var(--shadow);transition:transform .6s var(--ease),box-shadow .6s}
.cmp:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.cmp h3{margin:0;font:900 42px/.9 var(--display);text-transform:uppercase}
.cmp .best{font:500 11px var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.cmp ul{margin:0;padding:0;list-style:none;display:grid;gap:10px;color:var(--muted-2);font-size:15.5px}
.cmp li{display:flex;gap:10px}
.cmp li::before{content:"";flex:none;width:7px;height:7px;border-radius:50%;background:var(--accent);margin-top:9px}
.rebate{display:grid;grid-template-columns:1.2fr 1fr;gap:clamp(24px,5vw,80px);align-items:center;padding:clamp(28px,4vw,56px);border-radius:var(--r-lg);background:linear-gradient(120deg,var(--accent-soft),var(--white) 70%);border:1px solid var(--line);box-shadow:var(--shadow)}

/* work page */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:36px}
.filters button{height:44px;padding:0 18px;border-radius:999px;border:1px solid var(--line-2);background:var(--white);color:var(--muted-2);font-size:14.5px;font-weight:500;transition:all .35s}
.filters button[aria-pressed=true]{background:var(--ink);color:#fff;border-color:var(--ink)}
.gallery{columns:3 320px;column-gap:14px}
.gallery .tile{break-inside:avoid;margin-bottom:14px;display:block}
.gallery .tile img{position:relative;height:auto}
.gallery .tile.hide{display:none}
.lightbox{position:fixed;inset:0;z-index:150;background:rgba(245,247,250,.94);backdrop-filter:blur(12px);display:grid;place-items:center;opacity:0;visibility:hidden;transition:opacity .45s,visibility .45s}
.lightbox.open{opacity:1;visibility:visible}
.lightbox img{max-width:min(92vw,900px);max-height:84vh;border-radius:var(--r);box-shadow:var(--shadow-lg);transform:scale(.94);transition:transform .6s var(--ease)}
.lightbox.open img{transform:none}
.lightbox .lb-cap{position:absolute;left:var(--gutter);bottom:24px;font:500 12px var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2)}
.lightbox .lb-close,.lightbox .lb-nav{position:absolute;width:54px;height:54px;border-radius:50%;border:1px solid var(--line-2);display:grid;place-items:center;background:var(--white);box-shadow:var(--shadow)}
.lightbox .lb-close{top:22px;right:22px}
.lightbox .lb-prev{left:22px;top:50%;margin-top:-27px}.lightbox .lb-next{right:22px;top:50%;margin-top:-27px}
.lightbox svg{width:20px;height:20px}

/* about page */
.about-split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,80px);align-items:center}
.portrait{position:relative;aspect-ratio:4/5;border-radius:var(--r-lg);overflow:hidden;background:repeating-linear-gradient(135deg,var(--silver) 0 14px,var(--bg) 14px 28px);border:1.5px dashed var(--steel);display:grid;place-items:center;text-align:center;color:var(--muted)}
.portrait span{font:500 12px var(--mono);letter-spacing:.14em;text-transform:uppercase}
.portrait.has-photo{display:block;margin:0;border:0;background:var(--silver)}
.portrait.has-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.portrait.has-photo figcaption{position:absolute;left:16px;bottom:16px;display:grid;gap:4px;padding:12px 16px;border-radius:14px;background:rgba(255,255,255,.9);backdrop-filter:blur(8px);text-align:left}
.portrait.has-photo figcaption b{font:800 22px/1 var(--display);text-transform:uppercase;color:var(--ink)}
.portrait.has-photo figcaption span{font:500 11px var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:64px}
.value{padding:30px;border-radius:var(--r-lg);border:1px solid var(--line);background:var(--white);box-shadow:var(--shadow)}
.value h2{margin:18px 0 10px;font:900 34px/.92 var(--display);text-transform:uppercase}
.value p{margin:0;color:var(--muted)}
.value .big{font:900 72px/.8 var(--display);color:var(--accent)}
.quote-block{font:800 clamp(34px,4.4vw,72px)/1.02 var(--display);text-transform:uppercase;max-width:20ch;margin:0}
.quote-block em{font-style:normal;color:var(--accent)}

/* contact page — quote wizard */
.contact-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:clamp(24px,4vw,64px);align-items:start}
.wizard{border:1px solid var(--line);border-radius:var(--r-lg);background:var(--white);overflow:hidden;box-shadow:var(--shadow-lg)}
.wz-head{display:flex;align-items:center;justify-content:space-between;padding:22px 26px;border-bottom:1px solid var(--line);font:600 11px var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.wz-bar{height:4px;background:var(--silver)}
.wz-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-2));width:25%;transition:width .7s var(--ease)}
.wz-body{position:relative;padding:30px 26px 26px;min-height:520px}
.wz-step{display:none}
.wz-step.on{display:block}
.wz-step h2{margin:0 0 22px;font:900 clamp(34px,3.4vw,54px)/.9 var(--display);text-transform:uppercase}
.opts{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.opt{position:relative;display:flex;flex-direction:column;gap:6px;padding:18px;border-radius:16px;border:1.5px solid var(--line);background:var(--bg);text-align:left;transition:border-color .35s,background .35s,transform .35s var(--ease),box-shadow .35s}
.opt:hover{transform:translateY(-2px);border-color:rgba(var(--accent-rgb),.6);background:var(--white);box-shadow:var(--shadow)}
.opt b{font:800 22px/1 var(--display);text-transform:uppercase}
.opt span{font-size:14px;color:var(--muted)}
.opt svg{width:26px;height:26px;color:var(--accent);margin-bottom:6px}
.opt[aria-pressed=true]{border-color:var(--accent);background:var(--accent-soft)}
.opt[aria-pressed=true]::after{content:"";position:absolute;top:14px;right:14px;width:22px;height:22px;border-radius:50%;background:var(--accent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12.5l4 4 8-9' fill='none' stroke='%230d1626' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat}
.field{display:grid;gap:8px;margin-bottom:16px}
.field label{font:600 11px var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2)}
.field input,.field select,.field textarea{width:100%;height:56px;padding:0 18px;border-radius:14px;border:1.5px solid var(--line);background:var(--bg);transition:border-color .3s,background .3s,box-shadow .3s;outline:none}
.field textarea{height:120px;padding:16px 18px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent);background:var(--white);box-shadow:0 0 0 4px rgba(var(--accent-rgb),.14)}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.wz-foot{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:26px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.wz-err{margin-top:8px;padding:18px;border-radius:16px;border:1.5px solid rgba(var(--accent-rgb),.35);background:var(--accent-soft)}
.wz-err p{margin:0 0 14px;font-weight:500}
.wz-err-btns{display:flex;flex-wrap:wrap;gap:10px}
.wizard button[type=submit][disabled]{opacity:.6;cursor:progress}
.wz-done{text-align:center;padding:40px 0}
.wz-done .check{width:110px;height:110px;margin:0 auto 22px;color:var(--accent)}
.wz-done .check path{stroke-dasharray:60;stroke-dashoffset:60}
.wz-done.on .check path{animation:draw .9s .2s var(--ease) forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.contact-card{border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;background:var(--white);display:grid;gap:22px;box-shadow:var(--shadow)}
.contact-card .row{display:flex;gap:16px;align-items:flex-start}
.contact-card .row .ico{width:50px;height:50px;border-radius:15px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;flex:none;transition:background .6s,color .6s}
.contact-card .row svg{width:22px;height:22px}
.contact-card .row small{display:block;font:600 11px var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.contact-card .row b{font:800 26px/1.05 var(--display);text-transform:uppercase;word-break:break-word}

/* reveal defaults (JS enhances) */
[data-reveal]{opacity:0;transform:translateY(40px)}
.no-js [data-reveal],.reduced [data-reveal]{opacity:1;transform:none}
.clip-reveal{clip-path:inset(100% 0 0 0)}
.no-js .clip-reveal,.reduced .clip-reveal{clip-path:none}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .nav-links{display:none}
  .burger{display:block}
  .nav .btn.nav-cta{display:none}
  .control-grid,.area-grid,.faq-grid,.zones,.rebate,.about-split,.contact-grid{grid-template-columns:1fr}
  .svc-layout{grid-template-columns:1fr}
  .svc-index{display:none}
  .promise-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .compare{grid-template-columns:1fr}
  .values{grid-template-columns:1fr}
  .page-hero{flex-direction:column;align-items:stretch}
  .page-hero .copy{max-width:none}
  .page-hero .side{position:relative;right:auto;top:auto;bottom:auto;width:auto;height:56vh;margin:36px var(--gutter) 0}
}
@media (max-width:900px){
  .hero-copy{align-items:flex-start}
  .hero-copy .inner{max-width:none;padding-top:calc(var(--nav-h) + 20px)}
  .hero h1{font-size:clamp(56px,15vw,110px)}
  .hero .lead{font-size:17px}
  .hero-media{clip-path:inset(62% 4% 3% 4% round 26px)}
  .hero-chip.c1{right:calc(4% + 14px);top:calc(62% + 14px)}
  .hero-chip.c2{display:none}
  .hero-trust{display:none}
  .hero-scroll{display:none}
}
@media (max-width:760px){
  body{font-size:16px}
  :root{--nav-h:68px}
  .logo .wm small{display:none}
  .nav-tools .pill-toggle{display:none}
  .callbar{display:flex}
  .hero{height:220vh}
  .hero .lead{display:none}
  .hero-ctas{flex-direction:column;align-items:stretch}
  .hero-ctas .btn{justify-content:center;height:60px}
  .hero-media{clip-path:inset(54% 4% 3% 4% round 24px)}
  .hero-chip.c1{top:calc(54% + 12px);right:calc(4% + 12px)}
  .stats{grid-template-columns:1fr}
  .thermo{grid-template-columns:1fr;justify-items:center}
  .thermo-controls{width:100%}
  .s-card{width:80vw;height:auto}
  .s-card p{max-height:none;opacity:1;margin-top:8px}
  .work-grid{grid-template-columns:repeat(2,1fr);grid-auto-rows:120px}
  .t1,.t2,.t3,.t4,.t5,.t6{grid-column:span 1;grid-row:span 3}
  .t3{grid-row:span 4}
  .promise-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .fly{height:320vh}
  .fly-hud,.fly-meter{display:none}
  .fly-frame{clip-path:inset(8% 3% 8% 3% round 24px)}
  .fly-step{left:calc(3% + 12px);right:calc(3% + 12px);bottom:calc(8% + 12px);padding:22px}
  .svc-block{grid-template-columns:1fr}
  .opts{grid-template-columns:1fr}
  .field-row{grid-template-columns:1fr}
  .footer{padding-bottom:84px}
  .faq-a p{padding-right:0}
}
@media (prefers-reduced-motion:reduce){
  .grain,.preloader .fan .blades,.hero-scroll i,.cta-band .fan-bg .blades{animation:none}
}
html[lang=es] .hero h1{font-size:clamp(54px,6.2vw,118px)}