:root{
  --deep:#241B4B;--accent:#5E4AE3;--mint:#8FE3CF;--bg:#F7F5FF;--text:#151515;--white:#FFFFFF;
  --display:'Unbounded','Arial Black',Arial,sans-serif;
  --body:'Instrument Sans',Arial,Helvetica,sans-serif;
  --pad:clamp(1.25rem,5vw,4.5rem);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:70px}
body{margin:0;font-family:var(--body);color:var(--text);background:var(--bg);line-height:1.6;overflow-x:hidden}
img,svg{max-width:100%;height:auto;display:block}
h1,h2,h3{font-family:var(--display);line-height:1.1;margin:0}
p{margin:0}
ul,ol{list-style:none;margin:0;padding:0}
a{color:inherit}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
section{padding:clamp(3.5rem,8vw,7rem) var(--pad)}

/* Header */
.site-header{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:.7rem var(--pad);background:var(--white);border-bottom:2px solid var(--deep)}
.logo{font-family:var(--display);font-weight:900;text-decoration:none;color:var(--deep);font-size:1rem}
.logo i{color:var(--accent)}
.nav{display:flex;gap:1.3rem;align-items:center}
.nav a{text-decoration:none;font-weight:500;font-size:.92rem;position:relative;padding:.2rem 0}
.nav a:not(.nav-cta)::after{content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;background:var(--accent);transition:width .3s}
.nav a:not(.nav-cta):hover::after{width:100%}
.nav-cta{background:var(--deep);color:var(--white);padding:.5rem 1rem!important;transition:background .25s,transform .25s}
.nav-cta:hover{background:var(--accent);transform:translate(-2px,-2px)}
.menu-toggle{display:none;background:none;border:2px solid var(--deep);width:44px;height:44px;padding:0;cursor:pointer;flex-direction:column;justify-content:center;align-items:center;gap:5px}
.menu-toggle span{width:22px;height:2px;background:var(--deep);transition:transform .3s,opacity .3s}
.menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.open span:nth-child(2){opacity:0}
.menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.7rem;background:var(--accent);color:var(--white);font-family:var(--display);font-weight:700;font-size:.9rem;text-decoration:none;padding:1.1rem 1.7rem;border:2px solid var(--deep);box-shadow:6px 6px 0 var(--deep);transition:transform .25s,box-shadow .25s}
.btn:hover{transform:translate(4px,4px);box-shadow:2px 2px 0 var(--deep)}
.btn-mint{background:var(--mint);color:var(--deep);border-color:var(--white);box-shadow:6px 6px 0 var(--accent)}
.btn-mint:hover{box-shadow:2px 2px 0 var(--accent)}

/* Hero */
.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:2rem;align-items:center;min-height:calc(100vh - 70px);padding-top:3rem;padding-bottom:3rem;background:linear-gradient(90deg,var(--bg) 58%,var(--deep) 58%)}
.tag{display:inline-block;border:1px solid var(--deep);padding:.25rem .8rem;font-size:.85rem;margin-bottom:1.5rem;font-weight:500}
.hero h1{font-size:clamp(2.2rem,5.6vw,5rem);font-weight:900;color:var(--deep);margin-bottom:1.5rem;animation:rise .9s cubic-bezier(.2,.7,.2,1) both}
.lead{max-width:34rem;font-size:1.1rem;margin-bottom:2rem;animation:rise .9s .15s cubic-bezier(.2,.7,.2,1) both}
.hero .btn{animation:rise .9s .3s cubic-bezier(.2,.7,.2,1) both}
.hero-art{position:relative;animation:rise 1s .2s cubic-bezier(.2,.7,.2,1) both}
.hero-block{position:absolute;inset:8% -6% -4% 10%;border:2px solid var(--mint);transform:translate(16px,16px)}
.hero-photo{position:relative;max-width:440px;margin:auto;background:var(--mint);border:3px solid var(--white);box-shadow:10px 10px 0 var(--deep);transition:transform .5s,box-shadow .5s}
.hero-art:hover .hero-photo{transform:translate(-8px,-8px);box-shadow:18px 18px 0 var(--deep)}
.hero-photo img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-photo figcaption{font-size:.75rem;font-weight:600;color:var(--deep);padding:.7rem .9rem;line-height:1.35}
@keyframes rise{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:none}}

/* Strip */
.strip{display:flex;overflow:hidden;background:var(--mint);border-block:2px solid var(--deep)}
.strip div{flex:1 0 auto;padding:1.1rem 2rem;font-family:var(--display);font-weight:700;font-size:.95rem;color:var(--deep);border-right:2px solid var(--deep);white-space:nowrap;transition:background .3s,color .3s}
.strip div:hover{background:var(--deep);color:var(--mint)}
.strip i{margin-right:.5rem}

.big{font-size:clamp(1.9rem,4.5vw,3.6rem);font-weight:900;color:var(--deep)}
.sub{margin-top:1rem;max-width:36rem}

/* Finder */
.finder{background:var(--white)}
.finder-grid{display:grid;grid-template-columns:repeat(3,1fr);margin-top:3rem;border:1px solid var(--deep)}
.f-block{position:relative;display:flex;flex-direction:column;gap:.9rem;padding:2rem;text-decoration:none;border:1px solid var(--deep);margin:-.5px;overflow:hidden;transition:color .35s}
.f-block::before{content:"";position:absolute;inset:0;background:var(--deep);transform:translateY(101%);transition:transform .4s;z-index:0}
.f-block>*{position:relative;z-index:1}
.f-block:hover::before,.f-block:focus-visible::before{transform:none}
.f-block:hover,.f-block:focus-visible{color:var(--white)}
.f-block i{font-size:2rem;color:var(--accent);transition:color .35s}
.f-block:hover i{color:var(--mint)}
.f-block h3{font-size:1.4rem}
.f-block p{flex:1}
.f-block span{font-weight:600;color:var(--accent);transition:color .35s}
.f-block:hover span{color:var(--mint)}
.f-block span::after{content:" \2192"}

/* About */
.about{background:var(--white);border-top:2px solid var(--deep)}
.about-head{margin-bottom:clamp(1.5rem,3vw,2.5rem)}
.about-body{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(1.2rem,3vw,2.5rem);max-width:70rem}
.about-body p{font-size:1.05rem;line-height:1.7}
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(1rem,2.5vw,2rem);margin-top:clamp(2.5rem,5vw,4rem)}
.facts li{display:flex;flex-direction:column;gap:.55rem;padding:clamp(1.3rem,2.5vw,1.8rem);border:2px solid var(--deep);background:var(--bg);transition:transform .3s,box-shadow .3s,background .3s}
.facts li:hover{transform:translate(-5px,-5px);box-shadow:8px 8px 0 var(--deep);background:var(--mint)}
.facts b{font-size:.68rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--accent)}
.fact-v{font-family:var(--display);font-weight:900;font-size:clamp(1.8rem,4.4vw,2.9rem);line-height:1;color:var(--deep)}
.fact-s{font-size:.45em;color:var(--accent)}
.fact-n{font-size:.88rem;line-height:1.55;color:#4B4B57}

/* AC */
.ac{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(2rem,6vw,5rem);align-items:start;background:linear-gradient(90deg,var(--mint) 38%,var(--bg) 38%)}
.ac-visual{position:relative;padding-top:1rem}
.num{display:block;font-family:var(--display);font-weight:900;font-size:clamp(5rem,12vw,10rem);line-height:.9;color:transparent;-webkit-text-stroke:2px var(--deep);margin-bottom:1rem}
.ac-photo{position:relative;margin-right:-3rem;border:2px solid var(--deep);box-shadow:10px 10px 0 var(--deep);transition:transform .5s,box-shadow .5s}
.ac-photo:hover{transform:translate(-8px,-8px);box-shadow:18px 18px 0 var(--deep)}
.ac-photo img{width:100%;aspect-ratio:3/4;object-fit:cover}
.ac-body{padding-top:1rem}
.ac-body>p{margin:1rem 0 2rem;max-width:34rem}
.vlist li{display:grid;grid-template-columns:12rem 1fr;gap:1rem;padding:1rem 0;border-top:1px solid var(--deep);transition:padding-left .3s,background .3s}
.vlist li:last-child{border-bottom:1px solid var(--deep)}
.vlist li:hover{padding-left:1rem;background:var(--white)}
.vlist strong{font-family:var(--display);font-size:.95rem;color:var(--deep)}
.ac-gallery{grid-column:1/-1;padding-top:clamp(1rem,3vw,2rem)}
.ac-gallery-title{font-size:clamp(1.1rem,2.2vw,1.5rem);font-weight:700;color:var(--deep);margin-bottom:1.5rem}
.ac-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(1rem,2.4vw,1.8rem)}
.ac-card{background:var(--white);border:2px solid var(--deep);margin:0;display:flex;flex-direction:column;transition:transform .35s,box-shadow .35s}
.ac-card:hover{transform:translate(-6px,-6px);box-shadow:10px 10px 0 var(--deep)}
.ac-card img{width:100%;aspect-ratio:4/3;object-fit:cover;border-bottom:2px solid var(--deep)}
.ac-card figcaption{padding:1rem 1.1rem 1.2rem;display:flex;flex-direction:column;gap:.4rem}
.ac-card strong{font-family:var(--display);font-size:.95rem;color:var(--deep)}
.ac-card span{font-size:.9rem;line-height:1.5}

/* Heating */
.heating{display:grid;grid-template-columns:auto 1fr;gap:clamp(2rem,6vw,6rem);background:var(--deep);color:var(--white)}
.huge{font-size:clamp(4rem,13vw,11rem);font-weight:900;color:var(--mint);word-break:keep-all;position:sticky;top:110px;align-self:start}
.hlist li{display:flex;gap:1.5rem;align-items:flex-start;padding:1.8rem 0;border-bottom:1px solid rgba(143,227,207,.4)}
.hlist li:first-child{padding-top:0}
.hlist span{flex:0 0 3.4rem;height:3.4rem;display:grid;place-items:center;font-family:var(--display);font-weight:900;background:var(--accent);transition:background .3s,color .3s,transform .3s}
.hlist li:hover span{background:var(--mint);color:var(--deep);transform:rotate(-8deg)}
.hlist h3{font-size:1.4rem;margin-bottom:.4rem}
.hlist p{color:#E3DFFA;max-width:32rem}

/* Equipment */
.equipment{background:var(--white)}
.dir{margin-top:3rem}
.dir li{display:grid;grid-template-columns:1.3fr 1fr;gap:2rem;align-items:center;padding:1.2rem 0;border-top:1px solid var(--deep);transition:background .3s,padding .3s}
.dir li:last-child{border-bottom:1px solid var(--deep)}
.dir h3{font-size:clamp(1.4rem,3.6vw,2.8rem);font-weight:900;color:var(--deep);transition:color .3s,transform .3s}
.dir li:hover{background:var(--bg);padding-inline:1rem}
.dir li:hover h3{color:var(--accent);transform:translateX(8px)}

/* Maintenance */
.maint{display:grid;grid-template-columns:1fr 1fr;padding:0}
.m-half{padding:clamp(3rem,7vw,6rem) var(--pad)}
.m-home{background:var(--mint)}
.m-service{background:var(--accent);color:var(--white)}
.m-half h2{font-size:clamp(1.8rem,4vw,3.2rem);font-weight:900;margin-bottom:2rem}
.m-home h2{color:var(--deep)}
.check li{position:relative;padding:.9rem 0 .9rem 3rem;border-bottom:1px solid currentColor;font-size:1.1rem;font-weight:500}
.check li::before{content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;left:0;top:.75rem;width:2rem;height:2rem;display:grid;place-items:center;border:2px solid currentColor;font-size:.8rem;transition:background .3s,color .3s}
.m-home .check li:hover::before{background:var(--deep);color:var(--mint)}
.m-service .check li:hover::before{background:var(--white);color:var(--accent)}

/* Guide */
.guide-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:1.2rem;margin-top:3rem}
.q{grid-column:span 2;padding:1.6rem;border-left:6px solid var(--accent);background:var(--white);transition:transform .3s,border-color .3s}
.q:nth-child(1),.q:nth-child(4){grid-column:span 3}
.q:nth-child(even){margin-top:1.5rem;border-left-color:var(--mint);border-left-width:6px}
.q:hover{transform:translateY(-6px);border-left-color:var(--deep)}
.q h3{font-size:1.05rem;margin-bottom:.7rem;color:var(--deep)}

/* Flow */
.flow{background:var(--white);border-top:2px solid var(--deep)}
.flow-row{display:grid;grid-template-columns:repeat(4,1fr);margin-top:3rem}
.flow-row li{position:relative;padding:1.5rem 1.5rem 2rem 0;border-top:6px solid var(--deep);transition:border-color .3s}
.flow-row li:hover{border-top-color:var(--accent)}
.flow-row li:nth-child(2){margin-top:1.5rem}
.flow-row li:nth-child(3){margin-top:3rem}
.flow-row li:nth-child(4){margin-top:4.5rem}
.flow-row b{display:block;font-family:var(--display);font-weight:900;font-size:clamp(3rem,6vw,5rem);color:transparent;-webkit-text-stroke:2px var(--accent);line-height:1;margin-bottom:.8rem}
.flow-row h3{font-size:1.15rem;margin-bottom:.5rem;color:var(--deep)}

/* Contact */
.contact{background:var(--deep);color:var(--white);text-align:left;position:relative;overflow:hidden}
.contact::after{content:"";position:absolute;right:-8%;top:-30%;width:40vw;height:40vw;max-width:460px;max-height:460px;border:2px solid var(--mint);transform:rotate(20deg);pointer-events:none}
.contact h2{font-size:clamp(2rem,6vw,5rem);font-weight:900;max-width:16ch;margin-bottom:1.5rem;position:relative;z-index:1}
.contact p{max-width:34rem;margin-bottom:2.5rem;color:#E3DFFA;font-size:1.1rem;position:relative;z-index:1}
.contact-list{position:relative;z-index:1;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem clamp(1.5rem,4vw,3.5rem);max-width:56rem;margin-bottom:2.5rem}
.contact-list li{display:flex;gap:.9rem;align-items:flex-start}
.contact-list i{flex:0 0 2.4rem;height:2.4rem;display:grid;place-items:center;border:2px solid var(--mint);color:var(--mint);font-size:.95rem}
.contact-list span{display:flex;flex-direction:column;gap:.15rem;padding-top:.15rem;font-size:.95rem;line-height:1.45;overflow-wrap:anywhere}
.contact-list b{font-family:var(--display);font-size:.7rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--mint)}
.contact-list a{color:var(--white);text-decoration:none;transition:color .25s}
.contact-list a:hover{color:var(--mint)}
.contact .btn{position:relative;z-index:1}

/* Footer */
.site-footer{display:grid;grid-template-columns:repeat(5,1fr);gap:1.5rem;padding:3rem var(--pad) 1.5rem;background:var(--text);color:var(--white);font-size:.92rem}
.f-contact{grid-column:1/-1;display:grid;grid-template-columns:1.3fr 1.1fr .7fr 1.2fr .9fr;gap:clamp(1.2rem,3vw,2.5rem);align-items:start;padding:clamp(1.4rem,3vw,2.2rem);margin-bottom:1.5rem;border:2px solid #3A3A3A;background:#1D1D1D}
.f-name{font-family:var(--display);font-weight:900;font-size:1.15rem;color:var(--mint);margin-bottom:.5rem}
.f-tag{font-size:.85rem;line-height:1.5;color:#B9B6CB}
.f-item{display:flex;gap:.8rem;align-items:flex-start}
.f-item>i{flex:0 0 1.9rem;height:1.9rem;display:grid;place-items:center;font-size:.8rem;color:var(--deep);background:var(--mint)}
.f-item>div{display:flex;flex-direction:column;gap:.25rem;min-width:0}
.f-item b{font-size:.68rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:#8B88A0}
.f-item a,.f-item span{color:#E6E4F2;text-decoration:none;line-height:1.5;overflow-wrap:anywhere;transition:color .25s}
.f-item a:hover{color:var(--mint)}
.site-footer h3{font-size:.85rem;color:var(--mint);margin-bottom:.8rem}
.site-footer>div:not(.f-contact) a{display:block;text-decoration:none;color:#D6D3E8;padding:.15rem 0;transition:color .25s,padding-left .25s}
.site-footer>div:not(.f-contact) a:hover{color:var(--mint);padding-left:.4rem}
.copy{grid-column:1/-1;border-top:1px solid #444;padding-top:1.2rem;margin-top:1rem;color:#A9A6BD}
.credits{grid-column:1/-1;font-size:.75rem;line-height:1.5;color:#8B88A0;max-width:70rem}

/* Scroll reveal (progressive) */
@supports (animation-timeline:view()){
  .finder-grid,.vlist,.dir,.guide-grid,.flow-row,.hlist,.facts,.about-body{animation:rise linear both;animation-timeline:view();animation-range:entry 0% entry 35%}
}

/* Tablet */
@media (max-width:1024px){
  .nav{gap:.9rem}
  .nav a{font-size:.85rem}
  .finder-grid{grid-template-columns:repeat(2,1fr)}
  .ac-grid{grid-template-columns:repeat(2,1fr)}
  .facts{grid-template-columns:repeat(2,1fr)}
  .vlist li{grid-template-columns:1fr}
  .flow-row{grid-template-columns:repeat(2,1fr)}
  .flow-row li:nth-child(n){margin-top:0}
  .flow-row li{margin-bottom:1rem}
  .site-footer{grid-template-columns:repeat(3,1fr)}
  .f-contact{grid-template-columns:repeat(3,1fr)}
  .f-brand{grid-column:1/-1}
}

/* Mobile nav + stacking */
@media (max-width:860px){
  .menu-toggle{display:flex}
  .nav{position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:var(--white);border-bottom:2px solid var(--deep);max-height:0;overflow:hidden;visibility:hidden;transition:max-height .4s ease,visibility .4s}
  .nav.open{max-height:80vh;visibility:visible}
  .nav a{padding:1rem var(--pad)!important;border-top:1px solid #E4E0F5}
  .nav-cta{margin:1rem var(--pad);text-align:center}
  .hero{grid-template-columns:1fr;min-height:0;background:linear-gradient(180deg,var(--bg) 60%,var(--deep) 60%)}
  .hero-art{padding:0 1rem 1rem}
  .hero-block{inset:10% 0 -2% 6%}
  .about-body{grid-template-columns:1fr}
  .ac{grid-template-columns:1fr;background:linear-gradient(180deg,var(--mint) 45%,var(--bg) 45%)}
  .ac-photo{margin-right:0}
  .ac-photo img{aspect-ratio:16/10}
  .heating{grid-template-columns:1fr}
  .huge{position:static;font-size:clamp(3.5rem,20vw,7rem)}
  .dir li{grid-template-columns:1fr;gap:.4rem}
  .maint{grid-template-columns:1fr}
  .guide-grid{grid-template-columns:1fr}
  .q,.q:nth-child(1),.q:nth-child(4){grid-column:auto}
  .q:nth-child(even){margin-top:0}
  .site-footer{grid-template-columns:repeat(2,1fr)}
  .f-contact{grid-template-columns:repeat(2,1fr)}
}

@media (max-width:560px){
  .finder-grid,.flow-row,.ac-grid{grid-template-columns:1fr}
  .strip{overflow-x:auto}
  .btn{width:100%;justify-content:center}
  .site-footer{grid-template-columns:1fr}
  .f-contact{grid-template-columns:1fr;gap:1.4rem}
  .contact-list{grid-template-columns:1fr}
  .facts{grid-template-columns:1fr}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}