/* G-Epoxy — site.css */
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-display: swap;
  src: url(../fonts/archivo-latin-ext.woff2) format('woff2');
  unicode-range: U+0150, U+0151, U+0170, U+0171, U+010C, U+010D, U+010E, U+010F, U+011A, U+011B, U+0139, U+013A, U+013D, U+013E, U+0147, U+0148, U+0154, U+0155, U+0158, U+0159, U+0160, U+0161, U+0164, U+0165, U+016E, U+016F, U+017D, U+017E;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-display: swap;
  src: url(../fonts/archivo-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url(../fonts/jetbrains-mono-latin-ext.woff2) format('woff2');
  unicode-range: U+0150, U+0151, U+0170, U+0171, U+010C, U+010D, U+010E, U+010F, U+011A, U+011B, U+0139, U+013A, U+013D, U+013E, U+0147, U+0148, U+0154, U+0155, U+0158, U+0159, U+0160, U+0161, U+0164, U+0165, U+016E, U+016F, U+017D, U+017E;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url(../fonts/jetbrains-mono-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* ================= tokens ================= */
:root {
  --ink: #0a0a0b; --ink-2: #111214; --ink-3: #18191c;
  --line: rgba(255,255,255,.09); --line-2: rgba(255,255,255,.17);
  --text: #ecebe7; --muted: #a09f99; --dim: #8a8984;
  --amber: #ff8f1f; --amber-2: #ffb15c; --amber-ink: #140b00;
  --concrete: #e4e1da; --concrete-ink: #141414;
  --font: 'Archivo', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, 'Cascadia Mono', Consolas, monospace;
  --gut: clamp(16px, 4vw, 56px);
  --maxw: 1480px;
  --hdr: 72px;
  --ease: cubic-bezier(.2,.8,.2,1);
  color-scheme: dark;
  interpolate-size: allow-keywords;
}
@view-transition { navigation: auto; }
@property --p { syntax: '<percentage>'; inherits: true; initial-value: 50%; }

/* ================= base ================= */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--hdr) + 16px); }
body { margin: 0; background: var(--ink); color: var(--text); font: 400 17px/1.6 var(--font); -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; overflow-x: clip; }
body::after { content: ''; position: fixed; inset: 0; z-index: 100; pointer-events: none; opacity: .055;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); }
img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
p a, .note a, .lead a { color: var(--amber-2); text-decoration: underline; text-underline-offset: 3px; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
h1, h2, h3 { margin: 0; font-weight: 800; }
ul, ol { margin: 0; }
::selection { background: var(--amber); color: #000; }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; }
.skip { position: absolute; left: 12px; top: -60px; z-index: 200; background: var(--amber); color: #000; padding: 10px 16px; font-weight: 700; }
.skip:focus { top: 12px; }
.wrap { max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gut); }
.mono { font-family: var(--mono); }
.dim { color: var(--muted); }
.ico { width: 1.15em; height: 1.15em; flex: none; }

/* ================= type ================= */
.eyebrow { display: flex; align-items: center; gap: 10px; margin: 0 0 20px; font: 500 12px/1.3 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--amber); }
.eyebrow::before { content: ''; width: 18px; height: 2px; background: currentColor; flex: none; }
h2 { font-size: clamp(34px, 5vw, 76px); line-height: .98; font-stretch: 112%; letter-spacing: -.032em; margin-bottom: .45em; text-wrap: balance; }
.lead { font-size: clamp(17px, 1.3vw, 20px); line-height: 1.55; color: #cbc9c3; max-width: 62ch; margin: 0 0 1em; }
.note { font: 12px/1.6 var(--mono); color: var(--muted); max-width: 90ch; margin-top: 28px; }
.sec-head { max-width: 940px; margin-bottom: clamp(40px, 5vw, 76px); }
.sec-head .lead { margin-top: 8px; }

/* ================= buttons & chips ================= */
.btn { position: relative; isolation: isolate; overflow: hidden; display: inline-flex; align-items: center; justify-content: center; gap: 10px; height: 50px; padding: 0 22px; border-radius: 2px; font-weight: 700; font-size: 15px; letter-spacing: .01em; white-space: nowrap; transition: transform .25s var(--ease), border-color .25s, background-color .25s, color .25s; }
.btn:active { transform: translateY(1px); }
.btn .ico { transition: transform .35s var(--ease); }
.btn:hover .ico { transform: translateX(4px); }
.btn-amber { background: var(--amber); color: var(--amber-ink); }
.btn-amber::before { content: ''; position: absolute; inset: 0; z-index: -1; transform: translateX(-101%); transition: transform .5s var(--ease);
  background: repeating-linear-gradient(-45deg, rgba(0,0,0,.16) 0 10px, transparent 10px 20px); }
.btn-amber:hover::before { transform: none; }
.btn-ghost { border: 1px solid var(--line-2); color: var(--text); background: rgba(10,10,11,.35); backdrop-filter: blur(6px); }
.btn-ghost:hover { border-color: var(--amber); color: var(--amber-2); }
.btn-lg { height: 58px; padding: 0 28px; font-size: 16px; }
.btn-sm { height: 40px; padding: 0 16px; font-size: 14px; }
.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; padding: 0; }
.chips li { font: 500 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; padding: 7px 10px; border: 1px solid var(--line-2); color: #dcdad4; background: rgba(0,0,0,.28); }
.pill, .smap-tabs button, .filters button { font: 500 12px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; padding: 11px 14px; border: 1px solid var(--line-2); color: var(--muted); transition: all .25s; }
.smap-tabs button:hover, .filters button:hover { color: var(--text); border-color: var(--text); }
.smap-tabs [aria-pressed="true"], .filters [aria-pressed="true"] { background: var(--amber); border-color: var(--amber); color: var(--amber-ink); }

/* ================= header ================= */
.hdr { position: fixed; inset: 0 0 auto; z-index: 50; transition: background-color .35s, border-color .35s; border-bottom: 1px solid transparent; }
.hdr.solid, .nav-open .hdr { background: rgba(10,10,11,.8); backdrop-filter: blur(14px) saturate(140%); border-bottom-color: var(--line); }
.hdr-in { max-width: var(--maxw); margin-inline: auto; height: var(--hdr); padding-inline: var(--gut); display: flex; align-items: center; gap: 20px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 850; font-stretch: 125%; font-size: 19px; letter-spacing: .02em; flex: none; }
.brand i, .ftr-brand i { color: var(--amber); font-style: normal; }
.mark { width: 30px; height: 30px; color: var(--text); }
.nav { margin-left: auto; }
.nav > ul { display: flex; align-items: center; gap: 2px; list-style: none; padding: 0; }
.nav a { display: block; padding: 10px 12px; font-size: 14.5px; font-weight: 550; color: #c4c2bc; transition: color .2s; position: relative; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--text); }
.nav > ul > li > a[aria-current="page"]::after { content: ''; position: absolute; left: 12px; right: 12px; bottom: 4px; height: 2px; background: var(--amber); }
.nav .sub { position: relative; }
.nav .sub > a::after { content: ' ▾'; font-size: 10px; color: var(--muted); }
.nav .sub ul { position: absolute; top: 100%; left: 0; min-width: 220px; list-style: none; padding: 8px; background: rgba(17,18,20,.97); border: 1px solid var(--line); opacity: 0; visibility: hidden; transform: translateY(6px); transition: all .25s var(--ease); }
.nav .sub:hover ul, .nav .sub:focus-within ul { opacity: 1; visibility: visible; transform: none; }
.nav .nav-m { display: none; }
.hdr-tel { display: flex; align-items: center; gap: 8px; font: 500 13px var(--mono); color: #c4c2bc; flex: none; }
.hdr-tel:hover { color: var(--amber-2); }
.hdr-tel .ico { color: var(--amber); }
.burger { display: none; width: 44px; height: 44px; position: relative; margin-right: -8px; }
.burger span { position: absolute; left: 11px; right: 11px; height: 2px; background: var(--text); transition: transform .3s var(--ease); }
.burger span:first-child { top: 17px; } .burger span:last-child { top: 25px; }
.burger[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); }
.burger[aria-expanded="true"] span:last-child { transform: translateY(-4px) rotate(-45deg); }
@media (max-width: 1240px) { .hdr-tel span { display: none; } }
@media (max-width: 1100px) {
  .burger { display: block; }
  .hdr-cta { display: none; }
  .hdr-tel { margin-left: auto; width: 44px; height: 44px; justify-content: center; }
  .nav { position: fixed; inset: var(--hdr) 0 0; margin: 0; background: var(--ink); padding: 24px var(--gut) 120px; overflow-y: auto; opacity: 0; visibility: hidden; transform: translateY(-8px); transition: all .3s var(--ease); }
  .nav.open { opacity: 1; visibility: visible; transform: none; }
  .nav > ul { flex-direction: column; align-items: stretch; gap: 0; }
  .nav a { font-size: clamp(24px, 6vw, 34px); font-weight: 800; font-stretch: 112%; padding: 14px 0; border-bottom: 1px solid var(--line); color: var(--text); }
  .nav > ul > li > a[aria-current="page"]::after { display: none; }
  .nav a[aria-current="page"] { color: var(--amber); }
  .nav .sub > a::after { content: ''; }
  .nav .sub ul { position: static; opacity: 1; visibility: visible; transform: none; background: none; border: 0; padding: 0 0 0 18px; }
  .nav .sub ul a { font-size: 19px; font-weight: 600; }
  .nav .nav-m { display: block; }
}

/* ================= hero (home) ================= */
.hero { position: relative; height: 100svh; min-height: 640px; max-height: 1200px; overflow: hidden; --hor: 60%;
  background: radial-gradient(60% 18% at 50% var(--hor), rgba(255,143,31,.16), transparent 70%), var(--ink); }
.hero::before { content: ''; position: absolute; inset: var(--hor) 0 0; background: linear-gradient(180deg, #17181b, #0b0b0c 70%); }
.hero::after { content: ''; position: absolute; left: 50%; top: var(--hor); bottom: 0; width: 70%; transform: translateX(-50%); opacity: .5;
  background: linear-gradient(90deg, transparent 0 24%, rgba(255,143,31,.5) 24% 24.4%, transparent 24.4% 75.6%, rgba(255,143,31,.5) 75.6% 76%, transparent 76%);
  clip-path: polygon(49.6% 0, 50.4% 0, 100% 100%, 0 100%); }
.hero.gl-on::before, .hero.gl-on::after, .hero.gl-on .hero-reflect { display: none; }
.hero-gl { position: absolute; inset: 0; width: 100%; height: 100%; display: block; opacity: 0; transition: opacity .5s; }
.hero.gl-on .hero-gl { opacity: 1; }
.hero-in { position: relative; z-index: 2; height: 100%; container-type: inline-size; }
.hero-eyebrow { position: absolute; top: calc(var(--hdr) + clamp(24px, 6vh, 64px)); left: var(--gut); right: var(--gut); color: #d9d7d1; flex-wrap: wrap; }
.hero-eyebrow .mono { color: var(--amber); }
.hero-h { position: absolute; left: var(--gut); right: var(--gut); bottom: calc(100% - var(--hor)); font-size: inherit; text-transform: uppercase; line-height: .84; }
.h-pre { display: block; margin-bottom: .5em; font-size: clamp(13px, 1.5vw, 22px); font-weight: 700; font-stretch: 125%; letter-spacing: .16em; color: var(--amber); animation: fadeUp .9s var(--ease) .2s both; }
.h-main { display: block; white-space: nowrap; padding-top: .14em; font-size: min(178px, calc(100cqi / 12.2)); font-weight: 850; font-stretch: 125%; letter-spacing: -.035em; color: #f3f1ec; }
.h-main .w { display: inline-block; animation: rise 1.2s var(--ease) both; }
.h-main .w + .w { animation-delay: .12s; }
.hero-reflect { position: absolute; left: var(--gut); top: var(--hor); white-space: nowrap; text-transform: uppercase; line-height: .84; padding-top: .14em; font-size: min(178px, calc(100cqi / 12.2)); font-weight: 850; font-stretch: 125%; letter-spacing: -.035em; color: #f3f1ec; transform: scaleY(-1); opacity: .16; filter: blur(1.5px);
  -webkit-mask-image: linear-gradient(to top, #000, transparent 75%); mask-image: linear-gradient(to top, #000, transparent 75%); pointer-events: none; }
.hero-floor { position: absolute; left: var(--gut); right: var(--gut); bottom: clamp(28px, 6vh, 64px); display: flex; justify-content: space-between; align-items: flex-end; gap: 40px; animation: fadeUp 1s var(--ease) .5s both; }
.hero-copy { max-width: 600px; }
.hero-copy .lead { color: #d3d1cb; text-shadow: 0 1px 18px rgba(0,0,0,.6); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.hero-spec { list-style: none; padding: 0; display: grid; gap: 10px; text-align: right; font: 500 12px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: #bcbab4; }
.hero-spec li { padding-right: 12px; border-right: 2px solid var(--amber); }
.hero-hint { position: absolute; right: var(--gut); top: calc(var(--hor) + 20px); margin: 0; font: 500 11px var(--mono); letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.45); transition: opacity .6s; }
.hero-hint::before { content: '↯ '; color: var(--amber); }
.hero:not(.gl-on) .hero-hint, .hero.touched .hero-hint { opacity: 0; }
.hint-touch { display: none; }
@media (hover: none) { .hint-mouse { display: none; } .hint-touch { display: inline; } }
@keyframes rise { from { opacity: 0; transform: translateY(40%); } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(18px); } }
@media (max-width: 900px) {
  .hero { --hor: 50%; }
  .hero-spec { display: none; }
  .hero-hint { top: auto; bottom: calc(100% - var(--hor) + 8px); right: var(--gut); }
  .hero-floor { bottom: calc(88px + env(safe-area-inset-bottom)); }
}
@media (max-width: 700px) {
  .hero { --hor: 47%; min-height: 600px; }
  .h-main { font-size: 15.5vw; font-stretch: 100%; white-space: normal; }
  .h-main .w { display: block; }
  .hero-reflect { font-size: 15.5vw; font-stretch: 100%; }
  .hero-reflect span:first-child { display: none; }
  .hero-copy .lead { font-size: 16px; }
  .hero-cta .btn { flex: 1; height: 52px; padding: 0 16px; font-size: 15px; }
  .hero-hint { display: none; }
}

/* ================= marquee ================= */
.marquee { overflow: hidden; border-block: 1px solid var(--line); background: var(--ink-2); }
.mq-track { display: flex; width: max-content; animation: mq 46s linear infinite; }
.marquee:hover .mq-track { animation-play-state: paused; }
.mq-track ul { display: flex; list-style: none; padding: 0; }
.mq-track li { display: flex; align-items: center; gap: 30px; padding: 22px 0 22px 30px; white-space: nowrap; font-size: 15px; font-weight: 700; font-stretch: 125%; letter-spacing: .06em; text-transform: uppercase; color: #d7d5cf; }
.mq-track li::after { content: ''; width: 8px; height: 8px; background: var(--amber); transform: rotate(45deg); }
@keyframes mq { to { transform: translateX(-50%); } }

/* ================= sections ================= */
.sec { position: relative; padding-block: clamp(84px, 11vw, 164px); }
/* ponytail: off-screen sections skip style/layout until scrolled near; the initial render was one ~0.4 s layout of the whole page */
.sec { content-visibility: auto; contain-intrinsic-size: auto 900px; }
.sec-dark2 { background: var(--ink-2); border-block: 1px solid var(--line); }
.sec-manifesto { isolation: isolate; overflow: hidden; }
.sec-manifesto::before { content: ''; position: absolute; z-index: -1; right: 0; top: 0; bottom: 0; width: 58%; opacity: .42; background: url(../img/gyanta-ontes.webp) center/cover;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 70%); mask-image: linear-gradient(90deg, transparent, #000 70%); }
.manifesto { font-size: clamp(32px, 4.6vw, 74px); line-height: 1.02; font-stretch: 112%; letter-spacing: -.03em; max-width: 21ch; }
.stats { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); margin-top: clamp(48px, 7vw, 96px); border-top: 1px solid var(--line-2); }
.stats li { padding: 28px 28px 0 0; }
.stats li + li { padding-left: 28px; border-left: 1px solid var(--line); }
.stats b { display: block; font-size: clamp(56px, 7vw, 116px); line-height: .9; font-weight: 850; font-stretch: 125%; color: var(--amber); letter-spacing: -.04em; }
.stats span { display: block; margin-top: 12px; font: 500 12px var(--mono); letter-spacing: .12em; text-transform: uppercase; }
.stats p { margin: 8px 0 0; color: var(--muted); font-size: 15px; line-height: 1.5; }
@media (max-width: 900px) { .stats { grid-template-columns: 1fr 1fr; } .stats li:nth-child(3) { border-left: 0; padding-left: 0; } .stats li { padding-bottom: 28px; } }

/* floor marking divider */
.marking { max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gut); position: relative; }
.marking span { display: block; height: 10px; background: repeating-linear-gradient(90deg, var(--amber) 0 70px, transparent 70px 110px); clip-path: inset(0 100% 0 0); transition: clip-path 1.8s var(--ease); }
.marking.in span { clip-path: inset(0); }

/* ================= services bento ================= */
.svc-grid { display: grid; grid-template-columns: repeat(12, 1fr); grid-template-rows: repeat(2, minmax(300px, 34vh)) minmax(360px, 42vh); gap: 14px; }
.svc { position: relative; isolation: isolate; overflow: hidden; border-radius: 3px; background: #121315; grid-column: span 6; }
.svc.big { grid-column: span 7; grid-row: span 2; }
.svc.tall { grid-column: span 5; grid-row: span 2; }
.svc img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: saturate(.8) brightness(.72); transition: transform 1.4s var(--ease), filter .6s; }
.svc:hover img { transform: scale(1.05); filter: saturate(1) brightness(.8); }
.svc::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(8,8,9,0) 25%, rgba(8,8,9,.94) 92%); }
.svc-body { position: absolute; inset: auto 0 0; z-index: 3; padding: clamp(22px, 2.4vw, 36px); display: grid; gap: 12px; }
.svc-n { font: 500 12px var(--mono); color: var(--amber); letter-spacing: .14em; }
.svc b { font-size: clamp(26px, 2.6vw, 44px); line-height: 1; font-weight: 850; font-stretch: 112%; letter-spacing: -.025em; }
.svc-d { color: #c8c6c0; max-width: 46ch; font-size: 15.5px; }
.svc-go { position: absolute; top: clamp(22px, 2.4vw, 36px); right: clamp(22px, 2.4vw, 36px); width: 50px; height: 50px; border-radius: 50%; border: 1px solid var(--line-2); display: grid; place-items: center; transform: translateY(-100%); transition: all .4s var(--ease); }
.svc-go .ico { transform: rotate(-45deg); transition: transform .4s var(--ease); }
.svc:hover .svc-go { background: var(--amber); border-color: var(--amber); color: var(--amber-ink); }
.svc:hover .svc-go .ico { transform: rotate(0); }
@media (max-width: 900px) {
  .svc-grid { grid-template-columns: 1fr; grid-template-rows: none; grid-auto-rows: minmax(380px, 62vh); }
  .svc, .svc.big, .svc.tall { grid-column: auto; grid-row: auto; }
}

/* gloss (pointer specular) */
.gloss { --mx: 50%; --my: 50%; }
.gloss::before { content: ''; position: absolute; inset: 0; z-index: 2; pointer-events: none; opacity: 0; transition: opacity .4s;
  background: radial-gradient(420px circle at var(--mx) var(--my), rgba(255,255,255,.13), rgba(255,180,100,.05) 35%, transparent 60%); }
.gloss:hover::before { opacity: 1; }

/* ================= configurator ================= */
.sec-config { background: var(--ink-2); border-block: 1px solid var(--line); overflow: hidden; }
.cfg { display: grid; grid-template-columns: 290px 1fr; gap: clamp(28px, 4vw, 56px); border-top: 1px solid var(--line-2); padding-top: 32px; }
.cfg-tabs { display: flex; flex-direction: column; gap: 2px; }
.cfg-tabs button { display: flex; gap: 14px; align-items: baseline; text-align: left; padding: 14px 16px; border-left: 2px solid var(--line); color: var(--muted); font-weight: 600; font-size: 15.5px; transition: all .25s; }
.cfg-tabs button .n { font: 500 11px var(--mono); color: var(--dim); }
.cfg-tabs button:hover { color: var(--text); }
.cfg-tabs [aria-selected="true"] { color: var(--text); border-color: var(--amber); background: linear-gradient(90deg, rgba(255,143,31,.14), transparent 80%); }
.cfg-tabs [aria-selected="true"] .n { color: var(--amber); }
.sys { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(28px, 4vw, 56px); align-items: start; animation: fadeUp .6s var(--ease); }
.sys[hidden] { display: none; }
.stack-3d { position: relative; height: 380px; display: grid; place-items: center; perspective: 1700px; }
.stack { --gap: 3px; position: relative; width: 220px; height: 220px; transform-style: preserve-3d; transform: translateY(40px) rotateX(58deg) rotateZ(-42deg); }
.stack.exploded { --gap: 38px; }
.stack-shadow { position: absolute; left: 50%; top: 62%; width: 320px; height: 90px; transform: translateX(-50%); background: radial-gradient(closest-side, rgba(0,0,0,.65), transparent); filter: blur(6px); }
.slab { position: absolute; inset: 0; transform-style: preserve-3d; transform: translateZ(calc(var(--cum) + var(--i) * var(--gap))); transition: transform 1s var(--ease) calc(var(--i) * 80ms); --c: #444; --top: var(--c); }
.slab > i { position: absolute; inset: 0; background: var(--top); box-shadow: inset 0 0 0 1px rgba(255,255,255,.1); transition: box-shadow .25s; }
.slab::before { content: ''; position: absolute; left: 0; right: 0; top: 100%; height: var(--t); transform-origin: top; transform: rotateX(-90deg); background: color-mix(in srgb, var(--c) 72%, #000); }
.slab::after { content: ''; position: absolute; top: 0; bottom: 0; left: 100%; width: var(--t); transform-origin: left; transform: rotateY(90deg); background: color-mix(in srgb, var(--c) 52%, #000); }
.slab.hl { transform: translateZ(calc(var(--cum) + var(--i) * var(--gap) + 22px)); transition-delay: 0s; }
.slab.hl > i { box-shadow: inset 0 0 0 2px var(--amber), 0 0 40px rgba(255,143,31,.35); }
/* layer materials */
.s-concrete { --c: #8d8b86; --top: radial-gradient(circle at 20% 30%, rgba(0,0,0,.25) 0 1.5px, transparent 2px) 0 0/13px 13px, radial-gradient(circle at 70% 60%, rgba(255,255,255,.2) 0 1px, transparent 1.5px) 0 0/9px 9px, linear-gradient(135deg, #9a9893, #7d7b76); }
.s-primer { --c: #b8762f; --top: linear-gradient(135deg, rgba(255,170,70,.85), rgba(190,110,30,.85)); }
.s-body { --c: #4a4c51; --top: radial-gradient(circle, rgba(255,255,255,.22) 0 1px, transparent 1.4px) 0 0/7px 7px, linear-gradient(135deg, #55575c, #3b3d42); }
.s-grip { --c: #6b6d70; --top: radial-gradient(circle, rgba(230,220,200,.55) 0 1.4px, transparent 1.8px) 0 0/6px 6px, linear-gradient(135deg, #7a7c80, #5c5e62); }
.s-membrane { --c: #8f979e; --top: linear-gradient(135deg, #a2aab1, #7f878e); }
.s-copper { --c: #3a2a1e; --top: linear-gradient(90deg, transparent 47%, #c9824a 47% 53%, transparent 53%) 0 0/55px 55px, linear-gradient(0deg, transparent 47%, #c9824a 47% 53%, transparent 53%) 0 0/55px 55px, #2a2c30; }
.s-conductive { --c: #26282b; --top: radial-gradient(circle, rgba(0,0,0,.6) 0 1px, transparent 1.5px) 0 0/5px 5px, #303237; }
.s-top { --top: linear-gradient(120deg, transparent 30%, rgba(255,255,255,.28) 42%, transparent 50%), var(--c); }
.layers { list-style: none; padding: 0; margin-top: 8px; }
.layers li { display: grid; grid-template-columns: 26px 1fr; column-gap: 14px; padding: 11px 6px; border-top: 1px solid var(--line); cursor: default; transition: background .2s; }
.layers li:hover { background: rgba(255,255,255,.035); }
.layers .sw { grid-row: span 2; width: 26px; height: 16px; margin-top: 3px; background: var(--top); box-shadow: inset 0 0 0 1px rgba(255,255,255,.15); }
.layers b { font-size: 14.5px; font-weight: 650; }
.layers small { color: var(--muted); font-size: 13px; }
.sys-info h3 { font-size: clamp(26px, 2.4vw, 38px); line-height: 1.04; font-stretch: 112%; letter-spacing: -.02em; margin-bottom: 10px; }
.sys-for { font: 500 12px/1.5 var(--mono); color: var(--amber-2); letter-spacing: .06em; text-transform: uppercase; margin: 0 0 18px; }
.sys-info > p:not([class]) { color: #c8c6c0; }
.specs { display: grid; grid-template-columns: 1fr 1fr; margin: 26px 0; border-top: 1px solid var(--line-2); }
.specs div { padding: 13px 12px 13px 0; border-bottom: 1px solid var(--line); }
.specs dt { font: 500 11px var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; }
.specs dd { margin: 0; font-weight: 700; }
.bars { margin: 0 0 30px; }
.bars div { display: grid; grid-template-columns: 150px 1fr; align-items: center; gap: 14px; padding: 6px 0; }
.bars dt { font-size: 14px; color: #c8c6c0; }
.bars dd { display: flex; align-items: center; gap: 12px; margin: 0; }
.bars span { flex: 1; height: 8px; background: linear-gradient(var(--amber), var(--amber)) 0 0 / calc(var(--v) * 20%) 100% no-repeat, rgba(255,255,255,.1);
  -webkit-mask: repeating-linear-gradient(90deg, #000 0 calc(20% - 3px), transparent calc(20% - 3px) 20%); mask: repeating-linear-gradient(90deg, #000 0 calc(20% - 3px), transparent calc(20% - 3px) 20%); }
.sys:not([hidden]) .bars span { animation: grow 1s var(--ease) both; }
.bars div:nth-child(2) span { animation-delay: .06s; } .bars div:nth-child(3) span { animation-delay: .12s; } .bars div:nth-child(4) span { animation-delay: .18s; } .bars div:nth-child(5) span { animation-delay: .24s; }
.bars em { font: 500 11px var(--mono); color: var(--muted); font-style: normal; width: 26px; }
@keyframes grow { from { background-size: 0 100%, auto; } }
@media (max-width: 1100px) {
  .cfg { grid-template-columns: 1fr; }
  .cfg-tabs { flex-direction: row; overflow-x: auto; scroll-snap-type: x mandatory; gap: 6px; margin-inline: calc(var(--gut) * -1); padding: 0 var(--gut) 8px; scrollbar-width: none; }
  .cfg-tabs button { flex: none; scroll-snap-align: start; border: 1px solid var(--line-2); white-space: nowrap; }
  .cfg-tabs [aria-selected="true"] { border-color: var(--amber); }
}
@media (max-width: 760px) { .sys { grid-template-columns: 1fr; } .stack-3d { height: 320px; } .stack { width: 180px; height: 180px; } .bars div { grid-template-columns: 120px 1fr; } }

/* ================= project anatomy ================= */
.anat { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 80px); }
.anat-media { position: sticky; top: calc(var(--hdr) + 24px); height: calc(100vh - var(--hdr) - 48px); max-height: 820px; overflow: hidden; border-radius: 3px; background: #131416; }
.anat-media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transform: scale(1.06); transition: opacity .8s, transform 1.6s var(--ease); }
.anat-media img.on { opacity: 1; transform: none; }
.anat-media::after { content: ''; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(0,0,0,.55), transparent 30%); pointer-events: none; }
.anat-prog { position: absolute; z-index: 2; left: 22px; right: 22px; bottom: 22px; height: 3px; background: rgba(255,255,255,.22); }
.anat-prog span { display: block; height: 100%; width: 14%; background: var(--amber); transition: width .7s var(--ease); }
.anat-count { position: absolute; z-index: 2; top: 18px; left: 18px; margin: 0; padding: 7px 11px; font: 500 12px var(--mono); background: rgba(10,10,11,.7); backdrop-filter: blur(6px); }
.anat-count b { color: var(--amber); }
.anat-steps { list-style: none; padding: 0; }
.anat-steps li { min-height: 66vh; display: flex; flex-direction: column; justify-content: center; border-top: 1px solid var(--line); opacity: .25; transition: opacity .5s; }
.anat-steps li.on { opacity: 1; }
.anat-steps li:last-child { min-height: 80vh; }
.anat-steps .mono { margin: 0 0 14px; font-size: 12px; color: var(--amber); letter-spacing: .12em; }
.anat-steps h3 { font-size: clamp(30px, 3.2vw, 54px); line-height: 1; font-stretch: 112%; letter-spacing: -.03em; margin-bottom: 16px; }
.anat-steps p:last-child { color: #c8c6c0; max-width: 46ch; font-size: 18px; margin: 0; }
.anat-pic { display: none; }
@media (max-width: 1023px) {
  .anat { display: block; }
  .anat-media { display: none; }
  .anat-steps li { min-height: 0; opacity: 1; padding: 28px 0 36px; }
  .anat-steps li:last-child { min-height: 0; }
  .anat-pic { display: block; aspect-ratio: 4/3; overflow: hidden; border-radius: 3px; margin-bottom: 18px; }
  .anat-pic img { width: 100%; height: 100%; object-fit: cover; }
}

/* ================= before / after ================= */
.ba-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 20px; }
.ba { margin: 0; }
.ba.in { animation: baHint 2.2s var(--ease) .4s 1; }
@keyframes baHint { 30% { --p: 22%; } 65% { --p: 76%; } }
.ba-stage { position: relative; aspect-ratio: 3/4; overflow: hidden; border-radius: 3px; background: #131416; user-select: none; }
.ba-stage img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.ba-before { position: absolute; inset: 0; clip-path: inset(0 calc(100% - var(--p)) 0 0); }
.ba-handle { position: absolute; top: 0; bottom: 0; left: var(--p); width: 2px; margin-left: -1px; background: var(--amber); pointer-events: none; box-shadow: 0 0 20px rgba(0,0,0,.5); }
.ba-handle::after { content: '◂ ▸'; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 54px; height: 54px; border-radius: 50%; display: grid; place-items: center; background: var(--amber); color: var(--amber-ink); font-size: 13px; font-weight: 800; letter-spacing: -.1em; box-shadow: 0 8px 30px rgba(0,0,0,.45); }
.ba-tag { position: absolute; top: 14px; z-index: 2; padding: 6px 10px; font: 500 11px var(--mono); letter-spacing: .1em; text-transform: uppercase; background: rgba(10,10,11,.72); pointer-events: none; }
.ba-tag.l { left: 14px; } .ba-tag.r { right: 14px; background: var(--amber); color: var(--amber-ink); }
.ba input { position: absolute; inset: 0; z-index: 3; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: ew-resize; }
.ba-stage:has(input:focus-visible) { outline: 2px solid var(--amber); outline-offset: 3px; }
.ba figcaption { display: grid; gap: 2px; padding-top: 14px; }
.ba figcaption b { font-weight: 700; font-size: 17px; }
.ba figcaption span { color: var(--muted); font-size: 14.5px; }

/* ================= process (light concrete) ================= */
.sec-process { background: var(--concrete); color: var(--concrete-ink); }
.sec-process .eyebrow { color: #b65200; }
.sec-process .dim { color: #75726b; }
.proc { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); }
.proc li { position: relative; padding: 30px 26px 0 0; border-top: 2px solid rgba(0,0,0,.14); }
.proc li::before { content: ''; position: absolute; top: -2px; left: 0; height: 2px; width: 0; background: #e2740b; transition: width 1.1s var(--ease) var(--d, 0ms); }
.proc li.in::before { width: 100%; }
.proc-n { display: block; margin-bottom: 26px; font-size: clamp(54px, 5.6vw, 92px); line-height: .9; font-weight: 850; font-stretch: 125%; color: transparent; -webkit-text-stroke: 1.5px rgba(0,0,0,.35); transition: color .8s var(--ease) var(--d, 0ms), -webkit-text-stroke-color .8s; }
.proc li.in .proc-n { color: #e2740b; -webkit-text-stroke-color: #e2740b; }
.proc h3 { font-size: 21px; font-weight: 800; font-stretch: 108%; margin-bottom: 8px; line-height: 1.15; }
.proc p { margin: 0; color: #4c4a45; font-size: 15.5px; }
@media (max-width: 1000px) { .proc { grid-template-columns: 1fr 1fr; gap: 0 28px; } .proc li { padding-bottom: 36px; } }
@media (max-width: 560px) { .proc { grid-template-columns: 1fr; } }

/* ================= service map ================= */
.smap-wrap { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 56px); align-items: start; }
.smap-tabs { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 8px; }
.smap { position: relative; margin: 0; border: 1px solid var(--line); border-radius: 3px; overflow: hidden; background: radial-gradient(80% 60% at 40% 40%, #16171a, #0c0d0f); }
.smap svg { width: 100%; height: auto; }
.grat path { stroke: rgba(255,255,255,.055); stroke-width: 1; }
.grat text { fill: rgba(255,255,255,.26); font: 10px var(--mono); }
.rg { fill: url(#rgg); opacity: 0; transition: opacity .6s; }
[data-focus="all"] .rg, [data-focus="gyor"] .rg-gyor, [data-focus="felvidek"] .rg-felvidek, [data-focus="balaton"] .rg-balaton { opacity: 1; }
.river { fill: none; stroke: #2a4357; stroke-linecap: round; stroke-linejoin: round; }
.danube { stroke-width: 5; }
.river.minor { stroke-width: 1.6; opacity: .75; }
.lake { fill: #1a3044; stroke: #2c4a62; stroke-width: 1; }
.lbl text { fill: rgba(255,255,255,.2); font: 700 13px var(--font); letter-spacing: .32em; }
.lbl .sm { fill: #5b7d99; font: italic 500 11px var(--font); letter-spacing: .08em; }
.ln { fill: none; stroke: var(--amber); stroke-width: 1; stroke-dasharray: 1; stroke-dashoffset: 1; opacity: .38; transition: stroke-dashoffset 1.6s var(--ease), opacity .3s, stroke-width .3s; }
.smap-wrap.in .ln { stroke-dashoffset: 0; }
.ln:nth-child(3n+1) { transition-delay: .15s, 0s, 0s; } .ln:nth-child(3n+2) { transition-delay: .3s, 0s, 0s; }
.ln.on { opacity: 1; stroke-width: 2.2; }
.tw { cursor: pointer; outline: none; }
.tw circle { fill: #e9e7e2; stroke: #0d0e10; stroke-width: 2; transform-box: fill-box; transform-origin: center; transition: transform .25s var(--ease), fill .25s; }
.tw text { fill: rgba(236,235,231,.8); font: 500 11.5px var(--font); paint-order: stroke; stroke: #0d0e10; stroke-width: 3.5px; stroke-linejoin: round; transition: opacity .25s, fill .25s; }
.tw:not(.major) text { opacity: 0; }
.tw.on text, .tw:focus-visible text { opacity: 1; fill: var(--amber-2); }
.tw.on circle, .tw:focus-visible circle { fill: var(--amber); transform: scale(1.7); }
[data-focus="gyor"] :is(.ln, .tw):not([data-r~="gyor"]), [data-focus="felvidek"] :is(.ln, .tw):not([data-r~="felvidek"]), [data-focus="balaton"] :is(.ln, .tw):not([data-r~="balaton"]) { opacity: .1; }
.hq circle { fill: var(--amber); }
.hq .hq-pulse { fill: none; stroke: var(--amber); stroke-width: 2; transform-box: fill-box; transform-origin: center; animation: pulse 2.2s ease-out infinite; }
.hq text { fill: var(--amber); font: 600 11px var(--mono); letter-spacing: .04em; paint-order: stroke; stroke: #0d0e10; stroke-width: 4px; }
@keyframes pulse { from { transform: scale(.6); opacity: 1; } to { transform: scale(3.2); opacity: 0; } }
.smap-tip { position: absolute; left: 14px; bottom: 14px; margin: 0; padding: 10px 14px; font: 500 12px var(--mono); background: rgba(10,10,11,.88); border: 1px solid var(--amber); opacity: 0; transform: translateY(6px); transition: all .25s var(--ease); pointer-events: none; }
.smap-tip.show { opacity: 1; transform: none; }
.tl { display: grid; gap: 30px; }
.tl-col h3 { font: 500 12px var(--mono); letter-spacing: .14em; text-transform: uppercase; margin-bottom: 10px; }
.tl-col h3 a { color: var(--amber); }
.tl-col h3 a:hover { text-decoration: underline; }
.tl-col ul { list-style: none; padding: 0; columns: 2; column-gap: 22px; }
.tl-col li { break-inside: avoid; }
.tl-col button { width: 100%; display: flex; justify-content: space-between; align-items: baseline; gap: 10px; padding: 7px 0; border-bottom: 1px solid var(--line); text-align: left; font-size: 14px; transition: color .2s; }
.tl-col button b { font: 400 11.5px var(--mono); color: var(--muted); flex: none; }
.tl-col button:hover, .tl-col button.on { color: var(--amber-2); }
[data-focus="gyor"] .tl-col:not([data-r="gyor"]), [data-focus="felvidek"] .tl-col:not([data-r="felvidek"]), [data-focus="balaton"] .tl-col:not([data-r="balaton"]) { display: none; }
@media (max-width: 900px) { .smap-wrap { grid-template-columns: 1fr; } }

.regions-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 290px), 1fr)); gap: 14px; margin-top: clamp(40px, 5vw, 72px); }
.region-card { position: relative; isolation: isolate; overflow: hidden; min-height: 440px; display: flex; align-items: flex-end; border-radius: 3px; background: #131416; }
.region-card img { position: absolute; inset: 0; z-index: -1; width: 100%; height: 100%; object-fit: cover; filter: brightness(.55) saturate(.85); transition: transform 1.4s var(--ease), filter .6s; }
.region-card:hover img { transform: scale(1.06); filter: brightness(.65) saturate(1); }
.region-card::after { content: ''; position: absolute; inset: 0; z-index: -1; background: linear-gradient(0deg, rgba(8,8,9,.92), transparent 65%); }
.rc-body { position: relative; z-index: 3; display: grid; gap: 10px; padding: 28px; }
.rc-body .eyebrow { margin: 0; }
.rc-body b { font-size: clamp(30px, 3vw, 46px); line-height: 1; font-weight: 850; font-stretch: 112%; letter-spacing: -.03em; }
.rc-body > span:not([class]) { color: #c8c6c0; font-size: 15.5px; }
.rc-go { display: flex; align-items: center; gap: 8px; font: 500 12px var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--amber); }

/* ================= FAQ ================= */
.faq-wrap { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.55fr); gap: clamp(28px, 6vw, 96px); }
.faq-wrap .sec-head { position: sticky; top: calc(var(--hdr) + 32px); align-self: start; }
.faq details { border-top: 1px solid var(--line-2); }
.faq details:last-child { border-bottom: 1px solid var(--line-2); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 24px 0; font-size: clamp(17px, 1.45vw, 21px); font-weight: 650; line-height: 1.35; transition: color .2s; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--amber-2); }
.faq summary i { position: relative; flex: none; width: 22px; height: 22px; }
.faq summary i::before, .faq summary i::after { content: ''; position: absolute; left: 0; right: 0; top: 10px; height: 2px; background: var(--amber); transition: transform .35s var(--ease); }
.faq summary i::after { transform: rotate(90deg); }
.faq details[open] summary i::after { transform: rotate(0); }
.faq-a p { margin: 0; padding: 0 0 26px; color: #c3c1bb; max-width: 68ch; }
@supports selector(::details-content) {
  .faq details::details-content { block-size: 0; overflow: hidden; transition: block-size .45s var(--ease), content-visibility .45s allow-discrete; }
  .faq details[open]::details-content { block-size: auto; }
}
@media (max-width: 900px) { .faq-wrap { grid-template-columns: 1fr; } .faq-wrap .sec-head { position: static; } }

/* ================= CTA ================= */
.sec-cta { background: var(--amber); color: var(--amber-ink); overflow: hidden; }
.sec-cta::before, .sec-cta::after { content: ''; position: absolute; left: 0; right: 0; height: 14px; background: repeating-linear-gradient(-45deg, var(--amber-ink) 0 14px, transparent 14px 28px); opacity: .9; }
.sec-cta::before { top: 0; } .sec-cta::after { bottom: 0; }
.cta .eyebrow { color: var(--amber-ink); }
.cta h2 { font-size: clamp(42px, 7.4vw, 128px); line-height: .92; font-stretch: 125%; text-transform: uppercase; letter-spacing: -.04em; max-width: 14ch; }
.cta .lead { color: rgba(20,11,0,.78); }
.cta-row { display: flex; flex-wrap: wrap; align-items: center; gap: 20px 40px; margin-top: 36px; }
.cta-tel { display: flex; align-items: center; gap: 14px; font: 700 clamp(26px, 3.4vw, 48px)/1 var(--mono); letter-spacing: -.03em; border-bottom: 3px solid var(--amber-ink); padding-bottom: 8px; }
.cta-tel:hover { opacity: .75; }
.sec-cta .btn-amber { background: var(--amber-ink); color: var(--amber); }
@media (max-width: 600px) { .cta h2 { font-size: clamp(32px, 10.5vw, 56px); font-stretch: 100%; } }
.sec-cta .btn-amber::before { background: repeating-linear-gradient(-45deg, rgba(255,143,31,.22) 0 10px, transparent 10px 20px); }

/* ================= page hero ================= */
.phero { position: relative; isolation: isolate; overflow: hidden; min-height: min(94svh, 900px); display: flex; align-items: flex-end; padding: calc(var(--hdr) + 72px) 0 clamp(48px, 7vw, 96px); }
.phero-bg { position: absolute; inset: 0; z-index: -1; }
.phero-bg img { width: 100%; height: 100%; object-fit: cover; animation: kb 18s ease-out both; }
.phero-bg::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(10,10,11,.94) 0%, rgba(10,10,11,.7) 45%, rgba(10,10,11,.25) 100%), linear-gradient(0deg, var(--ink) 0%, transparent 35%); }
@keyframes kb { from { transform: scale(1.12); } to { transform: scale(1.02); } }
.phero-inner { width: 100%; container-type: inline-size; animation: fadeUp 1s var(--ease) .1s both; }
.crumbs { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 30px; font: 500 12px var(--mono); letter-spacing: .06em; color: var(--muted); }
.crumbs a:hover { color: var(--amber-2); }
.crumbs a::after { content: '/'; margin-left: 10px; color: var(--dim); }
.crumbs [aria-current] { color: var(--text); }
.phero-h { font-size: clamp(34px, min(7.6vw, 9.5cqi), 132px); line-height: .9; font-weight: 850; font-stretch: 125%; text-transform: uppercase; letter-spacing: -.04em; margin-bottom: 26px; text-wrap: balance; }
.phero .lead { max-width: 58ch; }
.phero .chips { margin-top: 26px; }
.phero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
@media (max-width: 700px) { .phero-h { font-size: clamp(34px, 10vw, 60px); font-stretch: 100%; } .phero { min-height: 88svh; } .phero-bg::after { background: linear-gradient(0deg, rgba(10,10,11,.97) 15%, rgba(10,10,11,.55) 70%, rgba(10,10,11,.4)); } }

/* ================= split / sheet / cards ================= */
.split { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 100px); align-items: start; margin-bottom: clamp(56px, 7vw, 100px); }
.split:last-child { margin-bottom: 0; }
.split-l p:not([class]) { color: #c3c1bb; max-width: 62ch; }
.sheet { position: relative; padding: 30px; border: 1px solid var(--line-2); background: linear-gradient(160deg, var(--ink-3), var(--ink-2)); }
.sheet::before, .sheet::after { content: ''; position: absolute; width: 18px; height: 18px; border: 2px solid var(--amber); }
.sheet::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.sheet::after { bottom: -1px; right: -1px; border-left: 0; border-top: 0; }
.sheet-t { margin: 0 0 14px; font: 500 12px var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--amber); }
.sheet dl { margin: 0; }
.sheet dl div { display: flex; justify-content: space-between; gap: 18px; padding: 12px 0; border-bottom: 1px dashed var(--line-2); }
.sheet dt { color: var(--muted); font-size: 14.5px; }
.sheet dd { margin: 0; font-weight: 700; text-align: right; font-size: 15px; }
.sheet dd a { color: var(--amber-2); }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.cards-4 { grid-template-columns: repeat(4, 1fr); }
.card { position: relative; overflow: hidden; background: var(--ink); padding: 32px 28px 38px; min-height: 230px; }
.sec-dark2 .card { background: var(--ink-2); }
.card::after { content: ''; position: absolute; left: 0; top: 0; height: 2px; width: 0; background: var(--amber); transition: width .5s var(--ease); }
.card:hover::after { width: 100%; }
.card-n { position: relative; z-index: 3; display: block; margin-bottom: 30px; font: 500 11px var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--amber); }
.card h3 { position: relative; z-index: 3; font-size: 22px; line-height: 1.15; font-weight: 750; font-stretch: 108%; margin-bottom: 10px; }
.card p { position: relative; z-index: 3; margin: 0; color: var(--muted); font-size: 15.5px; line-height: 1.55; }
@media (max-width: 1100px) { .cards-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 900px) { .cards { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .cards, .cards-4 { grid-template-columns: 1fr; } .card { min-height: 0; } }

/* ================= references / lightbox ================= */
.refs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); grid-auto-flow: dense; gap: 14px; }
.ref { margin: 0; display: flex; flex-direction: column; }
.ref.big { grid-column: span 2; grid-row: span 2; }
.ref.hide { display: none; }
.ref-btn { position: relative; display: block; width: 100%; aspect-ratio: 3/4; overflow: hidden; border-radius: 3px; background: #131416; cursor: zoom-in; }
.ref.big .ref-btn { aspect-ratio: auto; flex: 1; min-height: 340px; }
.ref-btn img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease), filter .5s; }
.ref-btn:hover img { transform: scale(1.05); }
.ref-btn::after { content: '+'; position: absolute; right: 12px; bottom: 12px; width: 36px; height: 36px; display: grid; place-items: center; background: var(--amber); color: var(--amber-ink); font-weight: 800; font-size: 20px; opacity: 0; transform: scale(.7); transition: all .3s var(--ease); }
.ref-btn:hover::after, .ref-btn:focus-visible::after { opacity: 1; transform: none; }
.ref figcaption { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; padding: 11px 0 4px; font-size: 14.5px; }
.ref figcaption b { font-weight: 650; }
.ref figcaption span { font: 500 10.5px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); text-align: right; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 30px; }
@media (max-width: 600px) { .ref figcaption { flex-direction: column; gap: 2px; } .ref figcaption span { text-align: left; } }
@media (max-width: 900px) { .refs { grid-template-columns: repeat(2, minmax(0, 1fr)); } .ref.big { grid-row: auto; } .ref.big .ref-btn { aspect-ratio: 4/3; min-height: 0; } }
.lb { max-width: min(94vw, 1400px); max-height: 94vh; padding: 0; border: 0; background: transparent; color: var(--text); overflow: visible; }
.lb::backdrop { background: rgba(5,5,6,.93); backdrop-filter: blur(6px); }
.lb img { max-width: 100%; max-height: 86vh; width: auto; margin: auto; border-radius: 2px; }
.lb p { margin: 12px 0 0; text-align: center; font: 500 12px var(--mono); letter-spacing: .08em; color: var(--muted); }
.lb-x { position: fixed; top: 16px; right: 16px; width: 50px; height: 50px; font-size: 30px; line-height: 1; border: 1px solid var(--line-2); background: rgba(10,10,11,.6); }
.lb-x:hover { border-color: var(--amber); color: var(--amber); }

/* ================= waterproofing cross-section ================= */
.xsec { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: clamp(28px, 4vw, 56px); align-items: center; margin: 0; }
.xsec svg { width: 100%; color: var(--muted); border: 1px solid var(--line); background: radial-gradient(70% 70% at 50% 40%, #16171a, #0d0e10); }
.x-wall, .x-slab { fill: #25262a; stroke: #3b3c41; }
.x-mem { fill: none; stroke: var(--amber); stroke-width: 5; stroke-linejoin: round; }
.x-top { fill: none; stroke: #d9d6cf; stroke-width: 2; stroke-dasharray: 7 5; }
.x-door { fill: #34363b; } .x-thr { fill: #5d5f65; }
.x-crack { fill: none; stroke: #0a0a0b; stroke-width: 3; }
.x-drain { fill: #0c0d0f; stroke: #5d5f65; stroke-width: 2; }
.x-post { fill: #8e9196; } .x-rail { stroke: #8e9196; stroke-width: 5; }
.x-drip { fill: none; stroke: var(--amber); stroke-width: 5; }
.x-lbl { fill: var(--muted); font: 11px var(--mono); letter-spacing: .12em; }
.hs { cursor: default; }
.hs circle { fill: var(--ink); stroke: var(--amber); stroke-width: 2; transition: fill .25s; }
.hs text { fill: var(--amber); font: 700 13px var(--mono); pointer-events: none; transition: fill .25s; }
.hs:hover circle { fill: var(--amber); } .hs:hover text { fill: #000; }
.xsec-list { list-style: none; padding: 0; counter-reset: x; }
.xsec-list li { counter-increment: x; display: grid; grid-template-columns: 34px 1fr; gap: 3px 14px; padding: 14px 8px; border-top: 1px solid var(--line); transition: background .2s; }
.xsec-list li::before { content: counter(x); grid-row: span 2; width: 28px; height: 28px; border-radius: 50%; border: 2px solid var(--amber); color: var(--amber); display: grid; place-items: center; font: 700 12px var(--mono); transition: all .2s; }
.xsec-list b { font-weight: 700; }
.xsec-list span { color: var(--muted); font-size: 14.5px; }
.xsec-list li:hover { background: rgba(255,143,31,.07); }
.xsec-list li:hover::before { background: var(--amber); color: #000; }
.xsec:has(li[data-h="1"]:hover) .hs-1 circle, .xsec:has(li[data-h="2"]:hover) .hs-2 circle, .xsec:has(li[data-h="3"]:hover) .hs-3 circle,
.xsec:has(li[data-h="4"]:hover) .hs-4 circle, .xsec:has(li[data-h="5"]:hover) .hs-5 circle, .xsec:has(li[data-h="6"]:hover) .hs-6 circle { fill: var(--amber); }
.xsec:has(li[data-h="1"]:hover) .hs-1 text, .xsec:has(li[data-h="2"]:hover) .hs-2 text, .xsec:has(li[data-h="3"]:hover) .hs-3 text,
.xsec:has(li[data-h="4"]:hover) .hs-4 text, .xsec:has(li[data-h="5"]:hover) .hs-5 text, .xsec:has(li[data-h="6"]:hover) .hs-6 text { fill: #000; }
.xsec:has(.hs-1:hover) li[data-h="1"], .xsec:has(.hs-2:hover) li[data-h="2"], .xsec:has(.hs-3:hover) li[data-h="3"],
.xsec:has(.hs-4:hover) li[data-h="4"], .xsec:has(.hs-5:hover) li[data-h="5"], .xsec:has(.hs-6:hover) li[data-h="6"] { background: rgba(255,143,31,.1); }
@media (max-width: 900px) { .xsec { grid-template-columns: 1fr; } }

/* ================= contact / form ================= */
.contact-sec { padding-top: calc(var(--hdr) + 56px); }
.contact { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); gap: clamp(36px, 6vw, 100px); }
.contact .phero-h { font-size: clamp(40px, 5.6vw, 92px); }
.contact-card { display: grid; margin: 36px 0 8px; border-top: 1px solid var(--line); }
.contact-card a { display: flex; align-items: center; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--line); font-size: 17px; transition: color .2s; }
.contact-card a:hover { color: var(--amber-2); }
.contact-card .ico { color: var(--amber); width: 22px; height: 22px; }
.contact-card small { display: block; font: 500 11px var(--mono); color: var(--muted); letter-spacing: .08em; margin-top: 2px; }
.cc-tel { font: 700 clamp(24px, 2.6vw, 36px)/1 var(--mono) !important; color: var(--amber); letter-spacing: -.02em; }
.form { position: relative; align-self: start; display: grid; gap: 18px; padding: clamp(24px, 3vw, 44px); background: var(--ink-2); border: 1px solid var(--line); }
.f-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form label > span { display: block; margin-bottom: 8px; font: 500 11px var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.form input, .form select, .form textarea { width: 100%; padding: 14px; font: inherit; font-size: 16px; color: var(--text); background: var(--ink); border: 1px solid var(--line-2); border-radius: 2px; transition: border-color .2s, box-shadow .2s; }
.form textarea { resize: vertical; min-height: 130px; }
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--amber); box-shadow: 0 0 0 3px rgba(255,143,31,.18); }
.form input:user-invalid, .form textarea:user-invalid { border-color: #ff6b5f; }
.form ::placeholder { color: var(--dim); }
.f-check { display: flex; gap: 12px; align-items: flex-start; font-size: 14.5px; color: #c9c7c1; }
.f-check input { flex: none; width: 20px !important; height: 20px; margin-top: 2px; accent-color: var(--amber); }
.f-check a { color: var(--amber-2); text-decoration: underline; }
.form .f-check > span { display: inline; margin: 0; font: 400 14.5px/1.5 var(--font); letter-spacing: 0; text-transform: none; color: #c9c7c1; }
.hp { position: absolute !important; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.f-msg { min-height: 1.4em; margin: 0; font-weight: 600; }
.f-msg.ok { color: #79e095; } .f-msg.err { color: #ff8a7f; }
.form button[disabled] { opacity: .6; pointer-events: none; }
@media (max-width: 900px) { .contact { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .f-row { grid-template-columns: 1fr; } }

/* ================= misc pages ================= */
.sec-sk { background: var(--ink-2); border-block: 1px solid var(--line); }
.legal { padding-top: calc(var(--hdr) + 56px); }
.narrow { max-width: 860px; }
.legal h1 { font-size: clamp(34px, 5vw, 64px); }
.legal h2 { font-size: 22px; font-stretch: 100%; letter-spacing: -.01em; margin: 44px 0 10px; }
.legal p { color: #c3c1bb; }
.nf { min-height: 86vh; display: flex; align-items: center; padding-top: calc(var(--hdr) + 40px); }

/* ================= footer & dock ================= */
.ftr { background: #070708; border-top: 1px solid var(--line); padding: clamp(64px, 8vw, 110px) 0 40px; }
.ftr-top { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 28px; padding-bottom: 52px; border-bottom: 1px solid var(--line); }
.ftr-brand { display: flex; align-items: center; gap: .25em; font-size: clamp(44px, 8vw, 132px); line-height: .9; font-weight: 850; font-stretch: 125%; letter-spacing: -.035em; }
.ftr-brand .mark { width: .78em; height: .78em; }
.ftr-claim { max-width: 40ch; margin: 0; color: var(--muted); }
.ftr-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; padding: 52px 0; }
.ftr-grid h2 { margin: 0 0 18px; font: 500 12px var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--amber); }
.ftr-grid ul { list-style: none; padding: 0; display: grid; gap: 10px; }
.ftr-grid a:hover { color: var(--amber-2); }
.ftr-grid address { font-style: normal; display: grid; gap: 14px; }
.ftr-grid address > * { display: flex; align-items: center; gap: 12px; }
.ftr-grid address .ico { color: var(--amber); }
.ftr-towns { margin: 22px 0 0; font: 11px/1.9 var(--mono); color: var(--dim); }
.ftr-bot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 14px; padding-top: 26px; border-top: 1px solid var(--line); font-size: 13px; color: var(--dim); }
.ftr-bot a:hover { color: var(--text); }
/* agency credit */
.credit { position: relative; isolation: isolate; overflow: hidden; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px 32px; margin-top: 28px; padding: clamp(20px, 2.4vw, 34px) clamp(18px, 2.4vw, 34px); border: 1px solid var(--line-2); transition: border-color .5s; }
.credit::before { content: ''; position: absolute; inset: 0; z-index: -1; transform: scaleX(0); transform-origin: left; transition: transform .8s var(--ease);
  background: linear-gradient(90deg, var(--amber) calc(100% - 14px), transparent calc(100% - 14px)), repeating-linear-gradient(-45deg, var(--amber) 0 5px, transparent 5px 10px); }
.credit:hover, .credit:focus-visible { border-color: var(--amber); }
.credit:hover::before, .credit:focus-visible::before { transform: scaleX(1); }
.credit-l { display: grid; gap: 8px; }
.credit-l small { font: 500 11px var(--mono); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); transition: color .4s; }
.credit-k { font-size: clamp(20px, 2.8vw, 46px); line-height: 1; font-weight: 850; font-stretch: 100%; letter-spacing: -.02em; text-transform: uppercase; color: transparent;
  background: linear-gradient(110deg, var(--text) 40%, var(--amber-2) 50%, var(--text) 60%) 0 0 / 250% 100%; -webkit-background-clip: text; background-clip: text;
  animation: shine 5s linear infinite; transition: font-stretch .8s var(--ease); }
.credit-b { display: flex; align-items: center; gap: 14px; font: 600 clamp(13px, 1.1vw, 16px) var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--amber); white-space: nowrap; transition: color .4s; }
.credit-go { width: 48px; height: 48px; flex: none; display: grid; place-items: center; border-radius: 50%; border: 1px solid currentColor; }
.credit-go .ico { transform: rotate(-45deg); transition: transform .5s var(--ease); }
.credit:hover .credit-k, .credit:focus-visible .credit-k { font-stretch: 112%; animation: none; background: none; color: var(--amber-ink); }
.credit:hover small, .credit:hover .credit-b, .credit:focus-visible small, .credit:focus-visible .credit-b { color: var(--amber-ink); }
.credit:hover .credit-go .ico, .credit:focus-visible .credit-go .ico { transform: rotate(0); }
@keyframes shine { from { background-position: 150% 0; } to { background-position: -100% 0; } }
.dock { display: none; }
@media (max-width: 900px) {
  .ftr-grid { grid-template-columns: 1fr; gap: 36px; }
  .ftr { padding-bottom: 110px; }
  .dock { position: fixed; z-index: 60; left: 0; right: 0; bottom: 0; display: grid; grid-template-columns: 1fr 1.5fr; gap: 8px; padding: 10px 12px calc(10px + env(safe-area-inset-bottom)); background: rgba(10,10,11,.88); backdrop-filter: blur(12px); border-top: 1px solid var(--line); }
  .dock a { height: 50px; display: flex; align-items: center; justify-content: center; gap: 10px; font-weight: 700; border: 1px solid var(--line-2); }
  .dock .amber { background: var(--amber); border-color: var(--amber); color: var(--amber-ink); }
  .nav-open .dock { display: none; }
}

/* ================= reveal & motion ================= */
.js [data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease) var(--d, 0ms), transform .9s var(--ease) var(--d, 0ms); }
.js [data-reveal].in { opacity: 1; transform: none; }
.js .marking[data-reveal] { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; transition-delay: 0s !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
  .mq-track { animation: none; }
}