/* Jai Ambey Hydraulics: night (default) and day themes. Mobile first, fluid up to wide desktops. */
:root{
  --ink:#0d121a;--steel:#131a24;--card:#18212d;--line:#263447;--text:#eef3fa;--mute:#9db0c6;
  --amber:#4da3ff;--amber-2:#2563eb;--on-amber:#fff;--link:#7db9ff;--btn-dark:#0b1f4d;--btn-glow:rgba(37,99,235,.38);
  --topbg:rgba(13,18,26,.86);--foot:#090d13;--glow:rgba(77,163,255,.16);--shadow:0 10px 30px rgba(0,0,0,.45);
  --r:14px;--gut:clamp(16px,4vw,32px)
}
:root[data-theme=light]{
  --ink:#fff4ec;--steel:#ffe9db;--card:#fffaf6;--line:#f3d5c3;--text:#3a2418;--mute:#7a5846;
  --amber:#3b8bff;--amber-2:#1d4ed8;--on-amber:#fff;--link:#1d4ed8;--btn-dark:#0b1f4d;--btn-glow:rgba(37,99,235,.4);
  --topbg:rgba(255,244,236,.9);--foot:#ffe3d1;--glow:rgba(255,138,101,.2);--shadow:0 12px 30px rgba(120,60,30,.14)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font:400 16px/1.7 "Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased;color:var(--text);background:var(--ink);padding-bottom:64px;overflow-x:hidden}
img,svg,video{max-width:100%;height:auto;display:block}
a{color:var(--link)}
h1,h2,h3{font-family:"Oswald","Inter",system-ui,sans-serif;font-weight:600;text-transform:uppercase;letter-spacing:.015em;line-height:1.15;margin:0 0 .55em}
h1{font-size:clamp(2rem,5.2vw,3.6rem)}
h2{font-size:clamp(1.5rem,3.2vw,2.2rem)}
h3{font-size:1.15rem}
p{margin:0 0 1em}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--gut)}
.narrow{max-width:820px}
.skip{position:absolute;left:-999px;background:var(--amber);color:var(--on-amber);padding:8px 12px;z-index:99}
.skip:focus{left:8px;top:8px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;font:600 .92rem/1 "Inter",sans-serif;letter-spacing:.06em;text-transform:uppercase;text-decoration:none;color:var(--on-amber);padding:15px 26px;border-radius:999px;border:0;cursor:pointer;background:linear-gradient(135deg,var(--amber) 0%,var(--amber-2) 100%);box-shadow:0 6px 18px var(--btn-glow),inset 0 1px 0 rgba(255,255,255,.35);transition:transform .18s ease,box-shadow .18s ease,filter .18s ease;white-space:nowrap;max-width:100%}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px var(--btn-glow),inset 0 1px 0 rgba(255,255,255,.35);filter:saturate(1.1)}
.btn:active{transform:translateY(0)}
.btn:focus-visible,.theme:focus-visible,.menu:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--amber);outline-offset:3px}
.btn.ghost{background:transparent;color:var(--text);box-shadow:inset 0 0 0 2px var(--line)}
.btn.ghost:hover{box-shadow:inset 0 0 0 2px var(--amber);color:var(--text)}
.btn.small{padding:11px 20px;font-size:.8rem}
.row{display:flex;gap:12px;flex-wrap:wrap;margin:1.4em 0 0}

/* Header */
.top{position:sticky;top:0;z-index:30;background:var(--topbg);border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}
.bar{display:flex;align-items:center;gap:16px;min-height:68px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--text);font-weight:700;min-width:0}
.brand span:last-child{font-family:"Oswald",sans-serif;text-transform:uppercase;letter-spacing:.05em;font-size:1.05rem;line-height:1.1}
.mark{display:grid;place-items:center;flex:none;width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--amber),var(--amber-2));color:var(--on-amber);font:600 .95rem "Oswald",sans-serif}
.logo{flex:none;width:46px;height:46px;border-radius:12px;object-fit:contain;filter:drop-shadow(0 3px 6px rgba(10,28,74,.35))}
.top nav{display:flex;gap:2px;margin-left:auto}
.top nav a{color:var(--text);text-decoration:none;padding:9px 13px;border-radius:999px;font-weight:500;font-size:.95rem;transition:background .15s,color .15s}
.top nav a:hover{background:var(--steel)}
.top nav a[aria-current]{background:var(--steel);color:var(--link);font-weight:600}
.menu{display:none;margin-left:auto;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:transparent;color:var(--text);cursor:pointer;padding:0;place-items:center;font-size:1.4rem;line-height:1}

/* Floating day/night button, bottom right */
.theme{position:fixed;right:18px;bottom:18px;z-index:40;width:50px;height:50px;border-radius:50%;border:1px solid var(--line);background:var(--card);color:var(--text);box-shadow:var(--shadow);cursor:pointer;display:grid;place-items:center;font-size:1.35rem;line-height:1;padding:0;transition:transform .2s,border-color .2s}
.theme:hover{transform:scale(1.08) rotate(12deg);border-color:var(--amber)}
.theme .sun{display:none;color:#f59e00}
.theme .moon{color:var(--amber)}
:root[data-theme=light] .theme .sun{display:inline}
:root[data-theme=light] .theme .moon{display:none}

/* Hero */
.hero{position:relative;overflow:hidden;isolation:isolate;padding:clamp(64px,11vw,140px) 0 clamp(56px,9vw,110px);background:radial-gradient(800px 420px at 88% -10%,var(--glow),transparent 70%),var(--ink);border-bottom:1px solid var(--line)}
.hero .wrap{position:relative;z-index:2}
.hero h1{max-width:20ch;text-wrap:balance}
.herovid{position:absolute;inset:0;z-index:0;width:100%;height:100%;object-fit:cover;opacity:.45}
.hero.has-video::after{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,var(--ink) 8%,transparent 85%),linear-gradient(0deg,var(--ink),transparent 35%)}
:root[data-theme=light] .herovid{opacity:.6}
:root[data-theme=light] .hero.has-video::after{background:linear-gradient(90deg,var(--ink) 10%,rgba(255,244,236,.2) 85%),linear-gradient(0deg,var(--ink),transparent 35%)}
.eyebrow{display:inline-block;color:var(--link);font-weight:700;letter-spacing:.16em;text-transform:uppercase;font-size:.78rem;margin:0 0 1em;padding:6px 12px;border:1px solid var(--line);border-radius:999px;background:var(--topbg)}
.lead{font-size:clamp(1.02rem,1.6vw,1.2rem);color:var(--mute);max-width:60ch}
.hero .lead{color:var(--text);opacity:.88}

.pagehead{padding:clamp(36px,6vw,64px) 0 clamp(22px,4vw,36px);background:radial-gradient(600px 260px at 90% 0,var(--glow),transparent 70%),var(--steel);border-bottom:1px solid var(--line)}
.pagehead h1{margin:0 0 .3em;font-size:clamp(1.8rem,4vw,2.8rem)}
.pagehead .lead{margin:0}
.crumbs{font-size:.88rem;color:var(--mute);margin-bottom:12px}
.crumbs a{color:var(--mute)}

.pad{padding:clamp(44px,7vw,84px) 0}
.alt{background:var(--steel)}
h2+.grid,h2+.tourvid{margin-top:1.2em}

/* Cards and grids */
.grid{display:grid;gap:clamp(14px,2.2vw,26px);grid-template-columns:repeat(auto-fill,minmax(min(100%,250px),1fr))}
.grid.three{grid-template-columns:repeat(auto-fill,minmax(min(100%,290px),1fr))}
.card,.tile{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;margin:0;transition:transform .25s,box-shadow .25s,border-color .25s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--amber)}
.card a{color:var(--text);text-decoration:none;display:block}
.card img,.card .ph{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--line);transition:transform .5s}
.card:hover img{transform:scale(1.05)}
.card a,.card figure{overflow:hidden}
.card h3{padding:16px 18px 0;margin:0}
.card p,.card figcaption{padding:6px 18px 18px;margin:0;color:var(--mute);font-size:.95rem}
.tile{padding:24px}
.tile h3{color:var(--link)}
.tile p{color:var(--mute);margin:0}
.alt .tile{background:var(--card)}
.more{font-weight:700;text-decoration:none;display:inline-block;margin-top:.6em}
.more:hover{text-decoration:underline}

/* Product detail */
.detail{display:grid;gap:clamp(24px,4vw,48px);grid-template-columns:1fr;align-items:start}
.two{display:grid;gap:clamp(24px,4vw,48px);grid-template-columns:1fr}
@media(min-width:780px){.detail,.two{grid-template-columns:1fr 1fr}}
.detail .gal{position:sticky;top:90px}
@media(max-width:779px){.detail .gal{position:static}}
.gal img,.gal .ph{width:100%;border-radius:var(--r);aspect-ratio:4/3;object-fit:cover;box-shadow:var(--shadow)}
.thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:10px}
.thumb{padding:0;border:2px solid transparent;border-radius:12px;background:none;cursor:pointer;overflow:hidden;opacity:.75;transition:opacity .2s,border-color .2s}
.thumb:hover,.thumb[aria-current]{opacity:1;border-color:var(--amber)}
.thumb img{aspect-ratio:4/3;object-fit:cover;width:100%}
.specs{width:100%;border-collapse:collapse;margin:0 0 1.2em;background:var(--card);border-radius:var(--r);overflow:hidden}
.specs th,.specs td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}
.specs th{width:42%;color:var(--mute);font-weight:600}
.video{position:relative;aspect-ratio:16/9;border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow)}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.tourvid{width:100%;max-width:980px;aspect-ratio:16/9;object-fit:contain;max-height:72vh;border-radius:var(--r);background:#000;box-shadow:var(--shadow);margin:.4em 0 1.2em}

details{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px 18px;margin-bottom:12px;transition:border-color .2s}
details[open]{border-color:var(--amber)}
summary{cursor:pointer;font-weight:600}
details p{margin:.7em 0 0;color:var(--mute)}

/* Call to action band */
.cta{position:relative;overflow:hidden;isolation:isolate;background:radial-gradient(520px 260px at 12% 20%,rgba(255,255,255,.75),transparent 70%),radial-gradient(460px 240px at 90% 90%,rgba(147,197,253,.55),transparent 70%),linear-gradient(135deg,#eaf3ff 0%,#d4e7ff 55%,#c2dcff 100%);color:#0b2a5b;padding:clamp(44px,6.5vw,80px) 0;text-align:center;border-block:1px solid rgba(59,139,255,.22)}
.cta h2{margin-bottom:.3em;color:#0b2a5b}
.cta p{color:#2c4a7a}
.cta .row{justify-content:center}
.cta .btn{background:linear-gradient(135deg,#3b8bff,#1d4ed8);color:#fff;box-shadow:0 8px 20px rgba(37,99,235,.28),inset 0 1px 0 rgba(255,255,255,.35)}
.cta .btn.ghost{background:rgba(255,255,255,.7);color:#0b2a5b;box-shadow:inset 0 0 0 2px rgba(29,78,216,.35)}
.cta .btn.ghost:hover{background:#fff;color:#1d4ed8;box-shadow:inset 0 0 0 2px #1d4ed8}

/* Forms */
.form label{display:block;margin-bottom:16px;font-weight:600;font-size:.95rem}
.form input,.form textarea{display:block;width:100%;margin-top:7px;padding:14px;border-radius:12px;border:1px solid var(--line);background:var(--card);color:var(--text);font:inherit}
.form input:focus,.form textarea:focus{outline:2px solid var(--amber);outline-offset:1px;border-color:transparent}
.hp{position:absolute!important;left:-9999px!important}
#msg{min-height:1.5em;color:var(--link);font-weight:600}

/* Footer */
.foot{background:var(--foot);border-top:1px solid var(--line);padding:clamp(36px,5vw,56px) 0 0;color:var(--mute)}
.foot h2{font-size:1rem;color:var(--text)}
.foot .cols{display:grid;gap:28px;grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr))}
.foot a{color:var(--mute)}
.foot a:hover{color:var(--link)}
.legal{padding:20px var(--gut);margin-top:28px;border-top:1px solid var(--line);font-size:.85rem}

/* Mobile quick-contact dock */
.dock{position:fixed;left:0;right:0;bottom:0;z-index:35;display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:8px 8px calc(8px + env(safe-area-inset-bottom));background:var(--topbg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-top:1px solid var(--line)}
.dock a{padding:13px 8px;text-align:center;color:var(--text);text-decoration:none;font-weight:700;font-size:.9rem;border-radius:999px;background:var(--steel)}
.dock a:first-child{background:linear-gradient(135deg,var(--amber),var(--amber-2));color:var(--on-amber)}
.dock a:nth-child(2){background:#1f9d55;color:#fff}

/* Tablet and below: hamburger menu */
@media(max-width:1080px){
  .menu{display:grid}
  .top .btn.small{display:none}
  .top nav{display:none;position:absolute;left:0;right:0;top:100%;margin:0;flex-direction:column;gap:2px;padding:10px var(--gut) 16px;background:var(--card);border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  .top[data-open] nav{display:flex}
  .top nav a{padding:14px 16px;font-size:1.02rem;border-radius:12px}
}
@media(min-width:900px){
  body{padding-bottom:0}
  .dock{display:none}
}
@media(max-width:899px){.theme{bottom:84px;right:14px;width:46px;height:46px}}
@media(max-width:560px){
  .brand span:last-child{font-size:.95rem}
  .row .btn{flex:1 1 100%}
  .thumbs{grid-template-columns:repeat(3,1fr)}
  .specs th{width:46%}
  .hero h1{max-width:none}
}
@media(min-width:1500px){.wrap{max-width:1320px}body{font-size:17px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}.herovid{display:none}}


/* React islands */
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.rotline{font:600 clamp(1.05rem,2.2vw,1.35rem)/1.3 "Oswald",sans-serif;text-transform:uppercase;letter-spacing:.06em;color:var(--link);margin:0 0 1.1em;min-height:1.4em}
.rot{display:inline-block;color:var(--text);animation:rotin .5s ease both}
@keyframes rotin{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.rv{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.rv.in{opacity:1;transform:none}
.pb-tools{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-bottom:10px}
.pb-search{flex:1 1 280px}
.pb-search input{width:100%;padding:14px 18px;border-radius:999px;border:1px solid var(--line);background:var(--card);color:var(--text);font:inherit}
.pb-search input:focus{outline:2px solid var(--amber);outline-offset:1px;border-color:transparent}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{border:1px solid var(--line);background:var(--card);color:var(--text);padding:10px 16px;border-radius:999px;font:600 .85rem "Inter",sans-serif;cursor:pointer;transition:background .15s,border-color .15s,transform .15s}
.chip:hover{border-color:var(--amber);transform:translateY(-1px)}
.chip.on{background:linear-gradient(135deg,var(--amber),var(--amber-2));color:var(--on-amber);border-color:transparent}
.pb-count{color:var(--mute);font-size:.9rem;margin:6px 0 18px}
.pb-empty{color:var(--mute)}
.zoomable img,.gal .mainimg{cursor:zoom-in}
.lb{position:fixed;inset:0;z-index:100;display:grid;place-items:center;background:rgba(10,6,4,.92);animation:rotin .25s ease both}
.lb img{max-width:min(94vw,1400px);max-height:84vh;width:auto;height:auto;object-fit:contain;border-radius:12px;box-shadow:0 20px 60px rgba(0,0,0,.6)}
.lb-x,.lb-n{position:absolute;border:0;color:#fff;background:rgba(255,255,255,.14);cursor:pointer;border-radius:50%;width:48px;height:48px;font-size:1.8rem;line-height:1;display:grid;place-items:center;transition:background .15s}
.lb-x:hover,.lb-n:hover{background:rgba(255,255,255,.28)}
.lb-x{top:16px;right:16px}
.lb-n{top:50%;transform:translateY(-50%)}
.lb-prev{left:14px}.lb-next{right:14px}
.lb-c{position:absolute;bottom:18px;left:0;right:0;text-align:center;color:#fff;opacity:.8;margin:0;font-size:.9rem}


/* Content pages */
.hero{background-image:var(--hero-bg,none),radial-gradient(800px 420px at 88% -10%,var(--glow),transparent 70%);background-size:cover;background-position:center}
.tile.link{display:block;text-decoration:none;color:var(--text);transition:transform .25s,border-color .25s,box-shadow .25s}
.tile.link:hover{transform:translateY(-4px);border-color:var(--amber);box-shadow:var(--shadow)}
.tile.link .more{display:inline-block;margin-top:.8em;color:var(--link)}
.step{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;margin:0 0 .8em;background:linear-gradient(135deg,var(--amber),var(--amber-2));color:var(--on-amber);font:600 1rem "Oswald",sans-serif}
p.chips{display:flex;flex-wrap:wrap;gap:10px;margin:0}
a.chip{text-decoration:none}
.prose{font-size:1.05rem}
.prose h2{margin-top:1.6em}
.prose ul{padding-left:1.2em}
.prose li{margin-bottom:.4em}
.hero-img{width:100%;border-radius:var(--r);margin:0 0 1.6em;box-shadow:var(--shadow);aspect-ratio:16/9;object-fit:cover}



/* Product cards and pages */
.pcard{display:flex;flex-direction:column}
.pcard>a{flex:none}
.pcard>p{flex:1}
.card-actions{display:flex;gap:8px;padding:0 18px 18px}
.card-actions .btn{flex:1;padding:11px 12px;font-size:.78rem}
.quotebox{margin-top:1.6em;padding:clamp(18px,3vw,28px);border-radius:var(--r);background:var(--steel);border:1px solid var(--line)}
.quotebox h2{font-size:1.3rem;margin-bottom:.4em}
.prose-sm h2{font-size:1.3rem;margin-top:1.3em}
.prose-sm ul{padding-left:1.2em;margin:0 0 1em}
.prose-sm li{margin-bottom:.35em}


/* Project galleries */
.gallery{display:grid;gap:clamp(10px,1.6vw,18px);grid-template-columns:repeat(auto-fill,minmax(min(100%,260px),1fr))}
.gallery figure{margin:0;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:var(--card);box-shadow:var(--shadow);transition:transform .25s,border-color .25s}
.gallery figure:hover{transform:translateY(-3px);border-color:var(--amber)}
.gallery img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .5s}
.gallery figure:hover img{transform:scale(1.05)}
.hint{color:var(--mute);font-size:.9rem;margin-top:14px}