/* SKW Technic & Design · site.css
   Palette sampled from the hero footage's dusk grade and the SKW logo. */

:root{
  --canvas:#0A1326;
  --canvas-2:#0C1730;
  --panel:#101C38;
  --panel-2:#13213F;
  --accent:#6CC4F5;
  --accent-hover:#9AD8FA;
  --accent-muted:rgba(108,196,245,.32);
  --accent-ink:#06122A;
  --text-primary:#E8EDF4;
  --text-secondary:#A3B0C2;
  --steel:#8FA0B5;
  --navy:#0C1C54;
  --paper:#E7EBF1;
  --paper-2:#F4F6F9;
  --paper-ink:#0C1C54;
  --paper-ink-2:#3B4A6B;
  --hair:rgba(163,176,194,.16);
  --hair-2:rgba(163,176,194,.26);
  --edge:#5A6B85;               /* interactive borders, 3.4:1 on canvas */
  --ease-out:cubic-bezier(.16,1,.3,1);
  --ease-io:cubic-bezier(.65,0,.35,1);
  --f-display:"Archivo", "Arial Narrow", system-ui, sans-serif;
  --f-body:"IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-mono:"IBM Plex Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;
  --tshadow:0 1px 2px rgba(5,8,18,.95),0 3px 12px rgba(5,8,18,.78),0 10px 44px rgba(5,8,18,.8);
  --nav-h:72px;
  --gutter:clamp(16px,5vw,72px);
  --maxw:1320px;
}

/* ---------- base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{overflow-x:hidden;overflow-x:clip;scroll-behavior:smooth;-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;overflow-x:hidden;overflow-x:clip;background:var(--canvas);color:var(--text-primary);font-family:var(--f-body);font-size:1.0625rem;line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;animation:page-in .9s var(--ease-out) both}
@keyframes page-in{from{opacity:0}to{opacity:1}}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
h1,h2,h3,h4,p,ol,ul,dl,dd,figure{margin:0}
ol,ul{padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
::selection{background:var(--accent);color:var(--accent-ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0}
.skip-link{position:fixed;left:16px;top:12px;z-index:100;padding:10px 16px;background:var(--accent);color:var(--accent-ink);font-weight:500;text-decoration:none;transform:translateY(-160%);transition:transform .3s var(--ease-out)}
.skip-link:focus{transform:none}
main:focus{outline:none}
html.i18n-wait body{visibility:hidden}
body{overflow-wrap:break-word}   /* safety net: a word that cannot fit breaks instead of overflowing (codes opt out with nowrap) */
.h2,.band-h,.hs-h,.h3{min-width:0}
html[lang="de"] h2,html[lang="de"] h3,html[lang="de"] h4,html[lang="de"] p,html[lang="de"] li,html[lang="de"] dd,html[lang="de"] .mt,html[lang="de"] .gal-t,html[lang="de"] .reg-row span{-webkit-hyphens:auto;hyphens:auto}
section[id]{scroll-margin-top:calc(var(--nav-h) - 1px)}

/* ---------- environment layer: drifting blueprint grid + grain ---------- */
.env{position:fixed;inset:0;z-index:-1;pointer-events:none;background:var(--canvas);overflow:hidden}
.env::before{content:"";position:absolute;inset:-160px;background-image:
  linear-gradient(rgba(143,160,181,.055) 1px,transparent 1px),
  linear-gradient(90deg,rgba(143,160,181,.055) 1px,transparent 1px),
  linear-gradient(rgba(143,160,181,.028) 1px,transparent 1px),
  linear-gradient(90deg,rgba(143,160,181,.028) 1px,transparent 1px);
  background-size:160px 160px,160px 160px,32px 32px,32px 32px;
  -webkit-mask-image:radial-gradient(ellipse 85% 75% at 50% 45%,#000 35%,transparent 90%);mask-image:radial-gradient(ellipse 85% 75% at 50% 45%,#000 35%,transparent 90%);
  animation:grid-drift 96s linear infinite;animation-delay:-31s;will-change:transform}
@keyframes grid-drift{to{transform:translate3d(160px,160px,0)}}
.env::after{content:"";position:absolute;inset:0;opacity:.07;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .55 0'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E")}
.env-glow{position:absolute;width:90vmax;height:90vmax;left:-20vmax;top:-30vmax;border-radius:50%;background:radial-gradient(circle,rgba(108,196,245,.07),rgba(108,196,245,0) 62%);animation:glow-drift 80s var(--ease-io) infinite alternate;animation-delay:-22s;will-change:transform}
@keyframes glow-drift{to{transform:translate3d(55vmax,40vmax,0)}}

/* ---------- shared type ---------- */
.wrap{width:100%;max-width:calc(var(--maxw) + 2*var(--gutter));margin:0 auto;padding:0 var(--gutter)}
.sec{position:relative;padding:clamp(96px,14vh,168px) 0}
.kicker{display:flex;align-items:center;gap:10px;font-family:var(--f-mono);font-size:.75rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--steel);margin-bottom:22px}
.kicker .num{color:var(--text-primary)}
.glyph{width:18px;height:18px;color:var(--steel);flex:none}
.h2{font-family:var(--f-display);font-stretch:112%;font-weight:600;font-size:clamp(2.05rem,3.9vw,3.9rem);line-height:1.04;letter-spacing:-.018em;max-width:18ch;text-wrap:balance}
.h2-xl{font-size:clamp(2.4rem,5vw,5rem);max-width:16ch}
.h3{font-family:var(--f-display);font-stretch:112%;font-weight:600;font-size:clamp(1.25rem,1.6vw,1.55rem);line-height:1.15;letter-spacing:-.01em}
.lede{font-size:clamp(1.06rem,1.25vw,1.22rem);line-height:1.6;color:var(--text-secondary);max-width:52ch;text-wrap:pretty}
.body{color:var(--text-secondary);max-width:62ch;text-wrap:pretty}
.mono-h{font-family:var(--f-mono);font-size:.75rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--steel)}
.chip{background:rgba(8,12,26,.55);border:1px solid rgba(143,160,181,.3);border-radius:4px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);text-shadow:0 1px 3px rgba(5,8,18,.85)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 22px;border-radius:2px;font-family:var(--f-body);font-weight:500;font-size:.95rem;letter-spacing:.01em;text-decoration:none;text-shadow:none;cursor:pointer;border:1px solid transparent;transition:background-color .35s var(--ease-out),border-color .35s var(--ease-out),color .35s var(--ease-out),transform .35s var(--ease-out)}
.btn-accent{background:var(--accent);color:var(--accent-ink)}
.btn-accent:hover{background:var(--accent-hover)}
.btn-accent span{transition:transform .35s var(--ease-out)}
.btn-accent:hover span{transform:translateX(3px)}
.btn-ghost{border-color:var(--edge);color:var(--text-primary);background:rgba(8,12,26,.35)}
.btn-ghost:hover{border-color:var(--accent);color:#fff}
.btn:active{transform:translateY(1px)}
.link-arrow{display:inline-flex;align-items:baseline;gap:8px;font-weight:500;color:var(--text-primary);text-decoration:none;border-bottom:1px solid var(--edge);padding-bottom:4px;transition:border-color .35s var(--ease-out),color .35s var(--ease-out)}
.link-arrow:hover{border-color:var(--accent);color:var(--accent-hover)}
@media (pointer:coarse){.btn{min-height:48px}.link-arrow{min-height:44px;align-items:center}}

/* ---------- nav ---------- */
.nav{position:fixed;inset:0 0 auto;z-index:50;height:var(--nav-h);display:flex;align-items:center;gap:22px;padding:0 var(--gutter);transition:background-color .5s var(--ease-out),border-color .5s var(--ease-out),-webkit-backdrop-filter .5s,backdrop-filter .5s;border-bottom:1px solid transparent}
.nav.solid,.menu-open .nav{background:rgba(9,16,33,.9);-webkit-backdrop-filter:blur(14px) saturate(1.2);backdrop-filter:blur(14px) saturate(1.2);border-bottom-color:var(--hair)}
.brand{display:block;flex:none;margin-right:auto}
.brand img{height:38px;width:auto}
.nav-primary ul{display:flex;gap:28px}
.nav-primary a{font-size:.9rem;font-weight:500;text-decoration:none;color:var(--text-primary);opacity:.86;position:relative;padding:6px 0;text-shadow:0 1px 8px rgba(5,8,18,.6);transition:opacity .3s;white-space:nowrap}
.nav-primary a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .45s var(--ease-out)}
.nav-primary a:hover{opacity:1}
.nav-primary a:hover::after,.nav-primary a.is-current::after{transform:scaleX(1)}
.nav-cta{min-height:42px;padding:0 18px;font-size:.88rem;white-space:nowrap}
.lang-btn,.menu-btn{display:inline-flex;align-items:center;gap:9px;min-height:42px;padding:0 13px;border:1px solid rgba(232,237,244,.24);border-radius:2px;background:rgba(8,12,26,.38);color:var(--text-primary);cursor:pointer;font-family:var(--f-mono);font-size:.74rem;font-weight:500;letter-spacing:.12em;text-transform:uppercase;transition:border-color .3s var(--ease-out),background-color .3s var(--ease-out)}
.lang-btn:hover,.menu-btn:hover,.lang-btn[aria-expanded="true"],.menu-btn[aria-expanded="true"]{border-color:var(--accent);background:rgba(108,196,245,.08)}
.lang{position:relative;flex:none}
.lang-globe{width:16px;height:16px}
.lang-chev{width:10px;height:10px;fill:none;stroke:currentColor;stroke-width:1.5;transition:transform .35s var(--ease-out)}
.lang-btn[aria-expanded="true"] .lang-chev{transform:rotate(180deg)}
.lang-list{position:absolute;right:0;top:calc(100% + 8px);min-width:196px;padding:6px;background:rgba(12,22,46,.97);border:1px solid var(--hair-2);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:0 24px 60px -20px rgba(0,0,0,.6);opacity:0;transform:translateY(-6px);transition:opacity .25s var(--ease-out),transform .35s var(--ease-out)}
.lang-list.open{opacity:1;transform:none}
.lang-list[hidden]{display:none}
.lang-list button{display:flex;align-items:center;gap:14px;width:100%;min-height:44px;padding:0 12px;border:0;background:none;text-align:left;cursor:pointer;font-size:.93rem;color:var(--text-primary);transition:background-color .25s}
.lang-list button b{min-width:22px;font-family:var(--f-mono);font-size:.72rem;font-weight:500;letter-spacing:.1em;color:var(--steel)}
.lang-list button:hover,.lang-list button:focus-visible{background:rgba(108,196,245,.09);outline:none}
.lang-list button[aria-checked="true"]{color:var(--accent-hover)}
.lang-list button[aria-checked="true"] b{color:var(--accent)}
.lang-list button[aria-checked="true"]::after{content:"";margin-left:auto;width:7px;height:7px;border-radius:50%;background:var(--accent)}
.menu-btn{flex:none}
.menu-lines{position:relative;display:inline-block;width:20px;height:13px}
.menu-lines::before,.menu-lines::after,.menu-lines i{content:"";position:absolute;left:0;right:0;height:1.5px;background:currentColor;transition:transform .45s var(--ease-out),opacity .3s}
.menu-lines::before{top:0}
.menu-lines i{top:5.75px}
.menu-lines::after{bottom:0}
.menu-btn[aria-expanded="true"] .menu-lines::before{transform:translateY(5.75px) rotate(45deg)}
.menu-btn[aria-expanded="true"] .menu-lines::after{transform:translateY(-5.75px) rotate(-45deg)}
.menu-btn[aria-expanded="true"] .menu-lines i{opacity:0}
.menu{position:fixed;inset:0;z-index:45;overflow-y:auto;overscroll-behavior:contain;background:rgba(8,14,30,.975);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);opacity:0;transition:opacity .4s var(--ease-out)}
.menu::before{content:"";position:fixed;inset:0;pointer-events:none;background-image:linear-gradient(rgba(143,160,181,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(143,160,181,.05) 1px,transparent 1px);background-size:32px 32px;-webkit-mask-image:radial-gradient(ellipse 70% 60% at 30% 40%,#000,transparent 80%);mask-image:radial-gradient(ellipse 70% 60% at 30% 40%,#000,transparent 80%)}
.menu.open{opacity:1}
.menu[hidden]{display:none}
.menu-inner{position:relative;display:grid;grid-template-columns:minmax(0,1.7fr) minmax(260px,1fr);gap:clamp(32px,6vw,110px);max-width:calc(var(--maxw) + 2*var(--gutter));min-height:100%;margin:0 auto;padding:calc(var(--nav-h) + clamp(28px,6vh,64px)) var(--gutter) 48px}
.menu-k{margin-bottom:18px}
.menu-list{columns:2;column-gap:clamp(24px,3vw,48px);border-top:1px solid var(--hair-2)}
.menu-list li{break-inside:avoid}
.menu-list a{display:flex;align-items:baseline;gap:16px;padding:15px 0;border-bottom:1px solid var(--hair);text-decoration:none;color:var(--text-primary)}
.menu-list .mn{flex:none;min-width:24px;font-family:var(--f-mono);font-size:.72rem;letter-spacing:.1em;color:var(--steel);transition:color .3s}
.menu-list .mt{font-family:var(--f-display);font-stretch:112%;font-weight:600;font-size:clamp(1.1rem,1.55vw,1.45rem);line-height:1.2;transition:transform .45s var(--ease-out),color .3s}
.menu-list a:hover .mt,.menu-list a:focus-visible .mt{transform:translateX(6px);color:var(--accent-hover)}
.menu-list a.is-current .mn{color:var(--accent)}
.menu-list a:focus-visible{outline:none}
.menu.open .menu-list li{animation:menu-in .6s var(--ease-out) both;animation-delay:calc(var(--i,0)*28ms + 60ms)}
@keyframes menu-in{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.menu-side{display:flex;flex-direction:column;gap:30px;padding-top:34px}
.ms-block p{margin-top:10px;font-size:.95rem;line-height:1.6;color:var(--text-secondary)}
.ms-block a{color:var(--text-primary);text-decoration:none;border-bottom:1px solid var(--edge)}
.ms-block a:hover{border-color:var(--accent);color:var(--accent-hover)}
.lang-seg{display:inline-flex;margin-top:12px;border:1px solid var(--edge)}
.lang-seg button{min-width:56px;min-height:44px;border:0;border-right:1px solid var(--edge);background:transparent;cursor:pointer;font-family:var(--f-mono);font-size:.78rem;letter-spacing:.1em;color:var(--text-secondary);transition:background-color .3s,color .3s}
.lang-seg button:last-child{border-right:0}
.lang-seg button:hover{color:var(--text-primary);background:rgba(108,196,245,.07)}
.lang-seg button[aria-pressed="true"]{background:var(--accent);color:var(--accent-ink)}
.menu-side .btn{align-self:flex-start}
body.menu-open{overflow:hidden}
@media (max-width:1180px){.nav-primary{display:none}}
@media (max-width:900px){.menu-inner{grid-template-columns:minmax(0,1fr);gap:8px}.menu-list{columns:1}.menu-side{padding-top:24px}}
@media (max-width:760px){.nav-cta{display:none}.nav{gap:10px}.brand img{height:32px}.menu-word{display:none}.menu-btn,.lang-btn{padding:0 11px;min-height:44px}.lang-chev{display:none}}

/* =========================================================
   HERO
   ========================================================= */
.hero{position:relative}
.hero-end{position:absolute;left:0;right:0;bottom:0;height:1px}

/* scrub mode: pinned stage over a tall scroll track */
.is-scrub .hero{height:680vh}
.is-scrub .hero-static{display:none}
.stage{position:sticky;top:0;height:100vh;height:100lvh;overflow:hidden;background:var(--canvas);isolation:isolate}
html:not(.is-scrub) .stage{display:none}
.stage::before{content:"";position:absolute;inset:-48px;background:url(data:image/jpeg;base64,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) center/cover no-repeat;filter:blur(22px)}
.poster{position:absolute;inset:0;background:center/cover no-repeat}
.stage video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transform:translateZ(0);will-change:transform;transition:opacity .9s var(--ease-out)}
.stage.video-ready video{opacity:1}
.stage.video-failed video{display:none}

/* legibility layer 1: global base scrim, nav gradient and the fade into the page */
.scrim{position:absolute;inset:0;pointer-events:none;background:
  linear-gradient(180deg,rgba(6,10,22,.62) 0,rgba(6,10,22,0) 150px),
  linear-gradient(0deg,rgba(10,19,38,.9) 0,rgba(10,19,38,0) 16%),
  linear-gradient(90deg,rgba(6,10,22,.52) 0,rgba(6,10,22,.3) 32%,rgba(6,10,22,0) 56%),
  radial-gradient(ellipse 120% 90% at 58% 45%,rgba(8,12,24,0) 38%,rgba(8,12,24,.58) 100%)}

/* caption bands */
.band{position:absolute;left:clamp(24px,6.2vw,110px);top:46%;width:min(44vw,640px);transform:translate3d(0,calc(-58% - var(--d,0)*16px),0);opacity:0;text-shadow:var(--tshadow);pointer-events:none;z-index:2;will-change:transform,opacity}
.band.on{pointer-events:auto}
.band::before{content:"";position:absolute;inset:-24% -40% -24% -24%;z-index:-1;pointer-events:none;opacity:calc(.25 + .75*var(--k,1));background:radial-gradient(ellipse 74% 66% at 44% 50%,rgba(5,8,18,var(--sa,.64)) 0%,rgba(5,8,18,calc(var(--sa,.64)*.66)) 46%,rgba(5,8,18,0) 76%)}
.band .btn{text-shadow:none}
.band-kicker{display:inline-flex;align-items:center;gap:10px;padding:7px 12px;white-space:nowrap;font-family:var(--f-mono);font-size:.72rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--text-primary);margin-bottom:26px}
.band-kicker span{color:var(--steel)}
.band-h{position:relative;font-family:var(--f-display);font-stretch:112%;font-weight:600;font-size:clamp(2.5rem,5vw,5.2rem);line-height:1.02;letter-spacing:-.02em;color:#F2F5F9}
.band-sub{margin-top:24px;max-width:40ch;font-size:clamp(1.02rem,1.2vw,1.2rem);line-height:1.55;color:#D5DDE8}
.b1{--sa:.74}
.b2{--sa:.74}
.b3{--sa:.68}
.b4{--sa:.7;top:41%}
.b1 .band-sub,.b3 .band-sub{opacity:var(--ks,1);transform:translateY(calc((1 - var(--ks,1))*10px))}
.b1{--ks:clamp(0,(var(--k,0) - .55)*3,1)}
.b3{--ks:clamp(0,(var(--k,0) - .7)*3.4,1)}
.codes{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.codes li{padding:8px 14px;font-family:var(--f-mono);font-size:.8rem;font-weight:500;letter-spacing:.14em;color:var(--text-primary);opacity:var(--kc2,1);transform:translateY(calc((1 - var(--kc2,1))*12px))}
.codes li:nth-child(1){--kc2:clamp(0,(var(--k,0) - .45)*4,1)}
.codes li:nth-child(2){--kc2:clamp(0,(var(--k,0) - .52)*4,1)}
.codes li:nth-child(3){--kc2:clamp(0,(var(--k,0) - .59)*4,1)}
.codes li:nth-child(4){--kc2:clamp(0,(var(--k,0) - .66)*4,1)}
.codes li:nth-child(5){--kc2:clamp(0,(var(--k,0) - .73)*4,1)}
.band-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}

/* split text */
.split{display:inline}
.split .w{display:inline-block;white-space:nowrap}
.split .c{display:inline-block;will-change:transform}

/* (a variant) grid snap: characters slide horizontally into their grid cells */
.fx-snap .c{--kc:clamp(0,(var(--k,0) - var(--th,0))*3.2,1);opacity:var(--kc);transform:translateX(calc((1 - var(--kc))*var(--jx,0px)))}
/* (g) approach from depth */
.fx-depth .w{--kc:clamp(0,(var(--k,0) - var(--th,0))*2.6,1);opacity:var(--kc);transform:scale(calc(.8 + .2*var(--kc)));transform-origin:30% 70%}
/* invented: laser sweep, a scan line crosses the words and lights each character as it passes */
.fx-sweep .c{--kc:clamp(0,(var(--k,0) - var(--th,0))*7,1);opacity:var(--kc);transform:translateY(calc((1 - var(--kc))*6px))}
.sweep{position:absolute;inset:-14% 0;pointer-events:none;transform:translateX(calc(min(1,var(--k,0)*1.25)*100%));opacity:calc(min(1,var(--k,0)*12)*(1 - clamp(0,(var(--k,0) - .78)*7,1)))}
.sweep::before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--accent);box-shadow:0 0 18px 2px rgba(108,196,245,.55)}
/* (e) word rise into a staged settle */
.fx-rise .w{--kc:clamp(0,(var(--k,0) - var(--th,0))*3,1);opacity:var(--kc);transform:translateY(calc((1 - var(--kc))*30px))}
.fx-rise .band-sub{--ks:clamp(0,(var(--k,0) - .6)*4,1);opacity:var(--ks);transform:translateY(calc((1 - var(--ks))*12px))}
.fx-rise .band-cta{--kb:clamp(0,(var(--k,0) - .74)*5,1);opacity:var(--kb);transform:translateY(calc((1 - var(--kb))*12px))}

/* HUD */
.hud{position:absolute;inset:0;pointer-events:none;z-index:3}
.hud-view,.hud-scale{position:absolute;bottom:28px;display:flex;align-items:center;gap:10px;padding:8px 12px;font-family:var(--f-mono);font-size:.7rem;font-weight:500;letter-spacing:.14em;color:var(--text-primary)}
.hud-view{left:clamp(24px,6.2vw,110px)}
.hud-scale{right:clamp(24px,4vw,64px)}
.hud-dot{width:6px;height:6px;border-radius:50%;background:var(--accent);animation:blink 2.4s steps(1) infinite;animation-delay:-.7s}
@keyframes blink{50%{opacity:.25}}
.ruler{position:absolute;right:clamp(18px,2.2vw,34px);top:24vh;height:52vh;width:14px;background:repeating-linear-gradient(180deg,rgba(232,237,244,.5) 0 1px,transparent 1px 5.2vh) right/6px 100% no-repeat,repeating-linear-gradient(180deg,rgba(232,237,244,.9) 0 1px,transparent 1px 26vh) right/12px 100% no-repeat}
.ruler::before{content:"";position:absolute;right:0;top:0;bottom:0;width:1px;background:rgba(232,237,244,.35)}
.ruler-mark{position:absolute;right:14px;top:-5px;width:0;height:0;border-top:5px solid transparent;border-bottom:5px solid transparent;border-left:8px solid var(--accent);transform:translateY(calc(var(--rp,0)*52vh))}
.ruler-l{position:absolute;right:20px;font-family:var(--f-mono);font-size:.62rem;letter-spacing:.1em;color:rgba(232,237,244,.7);transform:translateY(-50%)}
.ruler-top{top:0}.ruler-bot{top:100%}
.cue{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);display:flex;align-items:center;gap:12px;z-index:3;font-family:var(--f-mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--text-primary);text-shadow:0 1px 6px rgba(5,8,18,.8)}
.ring{width:26px;height:26px;transform:rotate(-90deg)}
.ring circle{fill:none;stroke-width:3}
.ring-track{stroke:rgba(232,237,244,.2)}
.ring-fill{stroke:var(--accent);transition:stroke-dashoffset .12s linear}
.chev{display:none;width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;animation:nudge 2.6s var(--ease-io) infinite}
@keyframes nudge{50%{transform:translateY(4px)}}
.cue .ring,.cue .chev,.cue-t{opacity:var(--cue,1);transition:opacity .3s linear}
.cue.ready .ring{display:none}
.cue.ready .chev{display:block}
.cue-skip{pointer-events:auto;margin-left:6px;padding:8px 10px;color:var(--text-secondary);text-decoration:none;border-left:1px solid rgba(232,237,244,.25)}
.cue-skip:hover{color:var(--accent-hover)}
@media (max-height:560px){.hud,.cue-t,.ruler{display:none}}
/* portrait screens (phones, portrait tablets): their own 540x720 film crop, a top-anchored caption column */
.is-scrub.is-tall .hero{height:600vh;height:600svh}
.is-tall .poster{background-position:74% 50%}
.is-tall .stage video{object-position:74% 50%}
.is-tall .scrim{background:
  linear-gradient(180deg,rgba(6,10,22,.86) 0,rgba(6,10,22,.74) 30%,rgba(6,10,22,.36) 48%,rgba(6,10,22,0) 62%),
  linear-gradient(0deg,rgba(10,19,38,.92) 0,rgba(10,19,38,0) 24%)}
.is-tall .band{left:var(--gutter);right:var(--gutter);width:auto;top:calc(var(--nav-h) + 3.5vh);top:calc(var(--nav-h) + 3.5svh);transform:translate3d(0,calc(var(--d,0)*-10px),0)}
.is-tall .band::before{inset:-40% -20% -60% -20%;background:radial-gradient(ellipse 80% 64% at 40% 42%,rgba(5,8,18,var(--sa,.64)) 0%,rgba(5,8,18,calc(var(--sa,.64)*.6)) 50%,rgba(5,8,18,0) 80%)}
.is-tall .band-h{font-size:clamp(2.15rem,10.2vw,3.9rem);line-height:1.04}
.is-tall .band-sub{margin-top:16px;font-size:clamp(.98rem,3.9vw,1.15rem);max-width:36ch}
.is-tall .band-kicker{white-space:normal;margin-bottom:18px;font-size:.62rem}
.is-tall .bk-brand{display:none}
.is-tall .codes{gap:8px;margin-top:20px}
.is-tall .codes li{padding:6px 10px;font-size:.7rem}
.is-tall .band-cta{margin-top:24px}
.is-tall .ruler,.is-tall .hud-scale,.is-tall .cue-t{display:none}
.is-tall .hud-view,.is-tall .cue{bottom:18px;bottom:max(18px,calc(100lvh - 100svh + 18px))}
.is-tall .hud-view{left:var(--gutter);padding:7px 10px;font-size:.6rem;letter-spacing:.1em}
.is-tall .cue-skip{padding:8px 0 8px 10px}
@media (max-width:420px){.is-tall .hud-view{display:none}}
.is-tall .cue{left:auto;right:var(--gutter);transform:none}


/* static hero (phones, portrait tablets, coarse landscape phones, reduced motion, no JS) */
.hero-static{position:relative;overflow:hidden}
.hs-media{position:relative;height:clamp(440px,118vw,86svh);background:50% 50%/cover no-repeat;-webkit-mask-image:linear-gradient(180deg,#000 58%,transparent 99%);mask-image:linear-gradient(180deg,#000 58%,transparent 99%);transform-origin:60% 40%;animation:hs-drift 28s var(--ease-io) infinite alternate;animation-delay:-9s}
@keyframes hs-drift{from{transform:scale(1)}to{transform:scale(1.06)}}
html:not(.is-scrub) .hs-media{background-image:url("hero-portrait.webp")}
.hs-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,10,22,.55) 0,rgba(6,10,22,0) 24%,rgba(10,19,38,0) 48%,rgba(10,19,38,.88) 100%)}
.hs-copy{position:relative;z-index:1;margin-top:-34vw;padding:0 var(--gutter) 24px;text-shadow:var(--tshadow)}
.hs-copy .btn{text-shadow:none}
.hs-h{font-family:var(--f-display);font-stretch:112%;font-weight:600;font-size:clamp(2.4rem,10.5vw,4.6rem);line-height:1.02;letter-spacing:-.02em;max-width:12ch}
.hs-sub{margin-top:18px;max-width:40ch;color:#D5DDE8;font-size:1.05rem}
@media (orientation:landscape){
  html:not(.is-scrub) .hero-static{min-height:100svh;display:flex;align-items:center}
  html:not(.is-scrub) .hs-media{position:absolute;inset:0;height:auto;background-image:url("hero-poster.webp");-webkit-mask-image:linear-gradient(180deg,#000 80%,transparent 100%);mask-image:linear-gradient(180deg,#000 80%,transparent 100%)}
  html:not(.is-scrub) .hs-media::after{background:linear-gradient(90deg,rgba(6,10,22,.78) 0,rgba(6,10,22,.35) 48%,rgba(6,10,22,0) 70%),linear-gradient(0deg,var(--canvas) 0,rgba(10,19,38,0) 18%)}
  html:not(.is-scrub) .hs-copy{margin:0;padding:calc(var(--nav-h) + 32px) var(--gutter) 48px;max-width:760px}
}
@media (orientation:portrait) and (min-width:600px){.hs-copy{margin-top:-26vw}}

/* =========================================================
   REVEAL SYSTEM (entrances prefixed by the container so they win the cascade)
   ========================================================= */
.js .reveal .r{opacity:0;transform:translateY(22px);transition:opacity .9s var(--ease-out),transform 1s var(--ease-out);transition-delay:calc(var(--i,0)*90ms)}
.js .reveal.in .r{opacity:1;transform:none}
.js .reveal.done .r{transition-delay:0s!important}

/* =========================================================
   01 ABOUT
   ========================================================= */
.about{padding-top:clamp(120px,18vh,200px)}
.about-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,4fr);gap:clamp(40px,7vw,120px);align-items:end}
.about .h2{max-width:14ch}
.about .lede{margin-top:28px;color:var(--text-primary);max-width:48ch}
.about .body{margin-top:18px}
.facts{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);border-top:1px solid var(--hair-2)}
.fact{padding:22px 0 20px;border-bottom:1px solid var(--hair)}
.fact:nth-child(odd){padding-right:18px;border-right:1px solid var(--hair)}
.fact:nth-child(even){padding-left:22px}
.fact-n{font-family:var(--f-display);font-stretch:125%;font-weight:600;font-size:clamp(2.6rem,4.4vw,4rem);line-height:1;letter-spacing:-.03em;color:var(--text-primary);font-variant-numeric:tabular-nums}
.fact dd{margin-top:10px;font-size:.9rem;line-height:1.45;color:var(--text-secondary)}
.sectors{margin-top:clamp(72px,10vh,120px)}
.sector-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin-top:20px;border-top:1px solid var(--hair-2);border-left:1px solid var(--hair)}
.sector-list li{position:relative;padding:26px 26px 30px;border-right:1px solid var(--hair);border-bottom:1px solid var(--hair);transition:background-color .5s var(--ease-out)}
.sector-list li:hover{background:rgba(108,196,245,.04)}
.sector-list .idx{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.14em;color:var(--steel)}
.sector-list h4{margin-top:14px;font-family:var(--f-display);font-stretch:112%;font-weight:600;font-size:1.2rem;line-height:1.2}
.sector-list p{margin-top:8px;font-size:.93rem;line-height:1.5;color:var(--text-secondary)}
@media (max-width:980px){.about-grid{grid-template-columns:minmax(0,1fr);align-items:start}.sector-list{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}}
@media (max-width:600px){.sector-list{grid-template-columns:minmax(0,1fr)}.sector-list li{padding:22px 20px}}

/* =========================================================
   02 SERVICES MAP (signature)
   ========================================================= */
.split-head{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:clamp(28px,5vw,96px);align-items:end}
.split-head .lede{padding-bottom:8px}
.pid-map{margin-top:clamp(48px,7vh,80px);position:relative}
.map-svg{width:100%;height:auto;overflow:visible}
.map-svg .ln{fill:none;stroke:rgba(163,176,194,.55);stroke-width:1.6}
.map-svg .ln-main{stroke:rgba(232,237,244,.72);stroke-width:2.2}
.map-svg .ln-loop{stroke:rgba(163,176,194,.45)}
.map-svg .m-fill{fill:rgba(232,237,244,.72)}
.map-svg .sym{fill:rgba(10,19,38,.8)}
.map-svg .sig{fill:none;stroke:rgba(163,176,194,.5);stroke-width:1.4;stroke-dasharray:7 5;transition:stroke .4s var(--ease-out)}
.map-svg .sig.hot{stroke:var(--accent)}
.map-svg .taps circle{fill:var(--canvas);stroke:rgba(232,237,244,.72);stroke-width:1.6}
.map-svg .sym-body{fill:rgba(16,28,56,.92);stroke:rgba(232,237,244,.8);stroke-width:1.8;transition:fill .45s var(--ease-out),stroke .45s var(--ease-out)}
.map-svg .sym-trays{fill:none;stroke:rgba(163,176,194,.45);stroke-width:1.2;stroke-dasharray:4 4}
.map-svg .eq-plate{fill:var(--canvas);stroke:none}
.map-svg .t-eq{font-family:var(--f-display);font-stretch:112%;font-weight:600;font-size:15px;letter-spacing:.04em;fill:var(--text-primary)}
.map-svg .t-mono{font-family:var(--f-mono);font-size:11px;letter-spacing:.12em}
.map-svg .t-dim{fill:rgba(163,176,194,.8)}
.map-svg .t-conn{font-size:9.5px;letter-spacing:.05em}
.map-svg .t-lab{fill:var(--text-secondary);font-weight:500;transition:fill .4s var(--ease-out)}
.map-svg .bal{fill:var(--canvas);stroke:rgba(232,237,244,.85);stroke-width:1.8;transition:fill .45s var(--ease-out),stroke .45s var(--ease-out)}
.map-svg .bal-bar{stroke:rgba(232,237,244,.6);stroke-width:1.2;transition:stroke .45s}
.map-svg .t-tag{font-family:var(--f-mono);font-weight:500;font-size:14px;letter-spacing:.06em;fill:var(--text-primary);transition:fill .45s}
.map-svg .t-tag-n{font-family:var(--f-mono);font-size:11px;letter-spacing:.1em;fill:var(--text-secondary);transition:fill .45s}
.map-svg a{cursor:pointer;outline:none}
.map-svg a:focus-visible .bal,.map-svg a:focus-visible .sym-body{stroke:var(--accent);stroke-width:3}
.map-svg a.hot .bal{fill:var(--accent);stroke:var(--accent)}
.map-svg a.hot .bal-bar{stroke:var(--accent-ink)}
.map-svg a.hot .t-tag,.map-svg a.hot .t-tag-n{fill:var(--accent-ink)}
.map-svg a.hot .t-lab{fill:var(--accent-hover)}
.map-svg a.hot .sym-body{fill:rgba(108,196,245,.16);stroke:var(--accent)}
/* self-drawing lines */
.map-svg .draw{stroke-dasharray:var(--len,2000);stroke-dashoffset:var(--len,2000);transition:stroke-dashoffset 2.4s var(--ease-io)}
.pid-map.in .map-svg .draw{stroke-dashoffset:0}
/* flow dots ride the process header */
.flow-dot{fill:var(--accent);opacity:0}
.live .flow-dot{animation:flow 9s linear infinite}
.live .flow-dot.d2{animation-delay:-3s}
.live .flow-dot.d3{animation-delay:-6s}
@keyframes flow{0%{transform:translateX(90px);opacity:0}6%{opacity:.9}94%{opacity:.9}100%{transform:translateX(1110px);opacity:0}}
.legend{display:grid;grid-template-columns:auto minmax(0,1fr) minmax(0,2.2fr) auto;align-items:baseline;gap:24px;margin-top:20px;padding:18px 22px;border:1px solid var(--hair-2);background:rgba(12,23,48,.72)}
.lg-tag{font-family:var(--f-mono);font-size:.78rem;font-weight:500;letter-spacing:.14em;color:var(--accent);min-width:64px}
.lg-name{font-family:var(--f-display);font-stretch:112%;font-weight:600;font-size:1.1rem}
.lg-desc{font-size:.95rem;color:var(--text-secondary);line-height:1.5}
.lg-go{font-size:.9rem;font-weight:500;text-decoration:none;color:var(--text-primary);white-space:nowrap;border-bottom:1px solid var(--edge);padding-bottom:3px}
.lg-go:hover{border-color:var(--accent);color:var(--accent-hover)}
.tag-list{display:none}
@media (max-width:980px){
  .split-head{grid-template-columns:minmax(0,1fr);align-items:start}
  .pid-map{display:none}
  .tag-list{display:block;position:relative;margin-top:40px;padding-left:0}
  .tag-list::before{content:"";position:absolute;left:27px;top:12px;bottom:12px;width:0;border-left:1.6px solid rgba(232,237,244,.5)}
  .tag-list a{display:grid;grid-template-columns:56px minmax(0,1fr);gap:18px;align-items:start;padding:14px 0;text-decoration:none}
  .tl-bal{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;justify-content:center;width:56px;height:56px;border-radius:50%;border:1.6px solid rgba(232,237,244,.85);background:var(--canvas);font-family:var(--f-mono);font-size:.78rem;font-weight:500;letter-spacing:.04em;line-height:1.1}
  .tl-bal::after{content:"";position:absolute;left:4px;right:4px;top:50%;border-top:1px solid rgba(232,237,244,.5)}
  .tl-bal i{font-style:normal;font-size:.66rem;color:var(--text-secondary);margin-top:6px}
  .tl-bal.eq{border-radius:12px}
  .tl-t{display:block;font-size:.92rem;line-height:1.5;color:var(--text-secondary);padding-top:4px}
  .tl-t b{display:block;font-family:var(--f-display);font-stretch:112%;font-weight:600;font-size:1.1rem;color:var(--text-primary);margin-bottom:4px}
}

/* =========================================================
   03 PHASES
   ========================================================= */
.phases-head{max-width:880px}
.phases-head .lede{margin-top:24px}
.stations{position:relative;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;margin-top:clamp(56px,8vh,88px)}
.stations::before{content:"";position:absolute;left:0;right:0;top:11px;height:1px;background:linear-gradient(90deg,rgba(232,237,244,.7),rgba(232,237,244,.7) 72%,var(--accent));transform:scaleX(0);transform-origin:left;transition:transform 1.8s var(--ease-io) .2s}
.stations.in::before{transform:scaleX(1)}
.station{position:relative;padding:44px 28px 8px 0;container-type:inline-size}
.station+.station{padding-left:28px;border-left:1px solid var(--hair)}
.st-node{position:absolute;top:4px;left:0;width:15px;height:15px;border-radius:50%;background:var(--canvas);border:1.6px solid rgba(232,237,244,.9)}
.station+.station .st-node{left:21px}
.st-node-ab{border-color:var(--accent);box-shadow:0 0 0 5px rgba(108,196,245,.12)}
.st-code{font-family:var(--f-display);font-stretch:125%;font-weight:600;font-size:clamp(1.6rem,2.2vw,2.4rem);font-size:clamp(1.4rem,12.5cqi,2.6rem);line-height:1;letter-spacing:-.01em;white-space:nowrap;overflow-wrap:normal}
.st-full{margin-top:10px;font-family:var(--f-mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--steel)}
.st-d{margin-top:16px;color:var(--text-primary);font-size:1rem;line-height:1.5;min-height:3em}
.st-note{margin-top:22px;padding:14px 16px;border:1px dashed var(--hair-2);font-size:.9rem;line-height:1.5;color:var(--text-secondary)}
.ticks-list{margin-top:22px;border-top:1px solid var(--hair)}
.ticks-list li{position:relative;padding:10px 0 10px 20px;border-bottom:1px solid var(--hair);font-size:.92rem;line-height:1.4;color:var(--text-secondary)}
.ticks-list li::before{content:"";position:absolute;left:0;top:1.05em;width:9px;height:1px;background:var(--steel)}
@media (max-width:1100px){.stations{grid-template-columns:minmax(0,1fr) minmax(0,1fr);row-gap:48px}.station:nth-child(3){padding-left:0;border-left:0}.station:nth-child(3) .st-node{left:0}.stations::before{display:none}}
@media (max-width:640px){.stations{grid-template-columns:minmax(0,1fr)}.station,.station+.station{padding-left:0;border-left:0;padding-right:0}.station+.station .st-node{left:0}}

/* =========================================================
   04 MECHANICAL & PIPING
   ========================================================= */
.piping-grid{display:grid;grid-template-columns:minmax(0,4.2fr) minmax(0,7fr);gap:clamp(40px,6vw,110px);align-items:start}
.piping-side{position:sticky;top:calc(var(--nav-h) + 48px)}
.piping-side .h2{font-size:clamp(2rem,3.1vw,3.1rem)}
.piping-side .lede{margin-top:24px}
.code-chips{display:flex;flex-wrap:wrap;gap:8px;margin:28px 0 32px}
.code-chips li{padding:6px 11px;border:1px solid var(--hair-2);font-family:var(--f-mono);font-size:.72rem;letter-spacing:.14em;color:var(--text-primary)}
.viewport{position:relative;border:1px solid var(--hair-2);background:#05070d}
.viewport::after{content:"";position:absolute;inset:-7px;pointer-events:none;background:
  linear-gradient(var(--steel),var(--steel)) 0 0/14px 1px no-repeat,linear-gradient(var(--steel),var(--steel)) 0 0/1px 14px no-repeat,
  linear-gradient(var(--steel),var(--steel)) 100% 0/14px 1px no-repeat,linear-gradient(var(--steel),var(--steel)) 100% 0/1px 14px no-repeat,
  linear-gradient(var(--steel),var(--steel)) 0 100%/14px 1px no-repeat,linear-gradient(var(--steel),var(--steel)) 0 100%/1px 14px no-repeat,
  linear-gradient(var(--steel),var(--steel)) 100% 100%/14px 1px no-repeat,linear-gradient(var(--steel),var(--steel)) 100% 100%/1px 14px no-repeat}
.vp-label{display:flex;justify-content:space-between;gap:16px;padding:10px 14px;border-bottom:1px solid var(--hair-2);font-family:var(--f-mono);font-size:.68rem;letter-spacing:.14em;color:var(--text-secondary);background:rgba(10,19,38,.9)}
.vp-img{position:relative;overflow:hidden}
.vp-img img{width:100%;transition:transform 1.4s var(--ease-out)}
.viewport:hover .vp-img img{transform:scale(1.025)}
.crosshair{position:absolute;left:50%;top:50%;width:44px;height:44px;margin:-22px 0 0 -22px;opacity:.7;pointer-events:none}
.crosshair::before,.crosshair::after{content:"";position:absolute;background:var(--accent)}
.crosshair::before{left:50%;top:0;bottom:0;width:1px}
.crosshair::after{top:50%;left:0;right:0;height:1px}
.live .crosshair{animation:cross 14s var(--ease-io) infinite alternate;animation-delay:-4s}
@keyframes cross{0%{transform:translate(-120px,40px)}35%{transform:translate(90px,-60px)}70%{transform:translate(160px,70px)}100%{transform:translate(-40px,-30px)}}
.notes{margin-top:clamp(40px,6vh,64px);counter-reset:note;border-top:1px solid var(--hair-2)}
.notes li{counter-increment:note;display:grid;grid-template-columns:64px minmax(0,1fr) minmax(0,1.3fr);gap:20px;align-items:baseline;padding:22px 0;border-bottom:1px solid var(--hair);transition:background-color .4s var(--ease-out)}
.notes li::before{content:counter(note,decimal-leading-zero);font-family:var(--f-mono);font-size:.78rem;letter-spacing:.1em;color:var(--steel)}
.notes li:hover{background:rgba(108,196,245,.035)}
.notes h3{font-family:var(--f-display);font-stretch:112%;font-weight:600;font-size:1.12rem;line-height:1.25}
.notes p{font-size:.95rem;line-height:1.55;color:var(--text-secondary)}
@media (max-width:980px){.piping-grid{grid-template-columns:minmax(0,1fr)}.piping-side{position:static}}
@media (max-width:640px){.notes li{grid-template-columns:44px minmax(0,1fr);row-gap:6px}.notes p{grid-column:2}}

/* =========================================================
   05 EQUIPMENT & STEEL
   ========================================================= */
.center-head{text-align:center;display:flex;flex-direction:column;align-items:center}
.center-head .h2{max-width:20ch}
.twin{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(20px,2.4vw,36px);margin-top:clamp(48px,7vh,80px)}
.panel{display:flex;flex-direction:column;border:1px solid var(--hair-2);background:rgba(16,28,56,.55)}
.panel-media{position:relative;aspect-ratio:1131/800;overflow:hidden;border-bottom:1px solid var(--hair-2)}
.panel-media img{width:100%;height:100%;object-fit:contain}
.panel-media.bp{background:#0B1733;background-image:linear-gradient(rgba(108,196,245,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(108,196,245,.05) 1px,transparent 1px);background-size:24px 24px}
.panel-media.bp img{padding:3%}
.panel-media.paper{background:var(--paper-2);isolation:isolate}
.panel-media.paper img,.steel-strip li:not(.bp) img,.gal-img img{mix-blend-mode:multiply}
.panel-media.paper img{padding:4%}
.plotter{position:absolute;left:0;right:0;top:0;height:2px;background:linear-gradient(90deg,transparent,rgba(108,196,245,.8),transparent);opacity:0}
.live .plotter{animation:plot 9s var(--ease-io) infinite;animation-delay:-2s}
@keyframes plot{0%{transform:translateY(0);opacity:0}8%{opacity:.8}60%{opacity:.8}70%{transform:translateY(560px);opacity:0}100%{transform:translateY(560px);opacity:0}}
.panel-body{padding:clamp(24px,2.6vw,36px)}
.panel-body .h3{margin-top:12px}
.spec-list{margin-top:22px;border-top:1px solid var(--hair)}
.spec-list li{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.35fr);gap:18px;align-items:baseline;padding:13px 0;border-bottom:1px solid var(--hair)}
.spec-list b{font-weight:500;font-size:.95rem;line-height:1.35}
.spec-list span{font-size:.9rem;line-height:1.5;color:var(--text-secondary)}
.steel-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(12px,1.4vw,20px);margin-top:clamp(20px,2.4vw,36px)}
.steel-strip li{aspect-ratio:1;background:var(--paper-2);isolation:isolate;border:1px solid var(--hair-2);display:flex;align-items:center;justify-content:center;padding:6%;overflow:hidden}
.steel-strip li.bp{background:#0B1733}
.steel-strip img{max-height:100%;width:auto;object-fit:contain;transition:transform 1.2s var(--ease-out)}
.steel-strip li:hover img{transform:scale(1.04)}
@media (max-width:980px){.twin{grid-template-columns:minmax(0,1fr)}.steel-strip{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}}
@media (max-width:520px){.spec-list li{grid-template-columns:minmax(0,1fr);gap:4px}}

/* =========================================================
   06 ENGINEERING ANALYSIS
   ========================================================= */
.analysis-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:clamp(40px,6vw,110px);align-items:center}
.loop-fig{position:relative;padding:clamp(20px,3vw,40px);border:1px solid var(--hair-2);background:rgba(11,23,51,.55)}
.loop-svg{width:100%;height:auto;overflow:visible}
.loop-svg .pipe{fill:none;stroke:rgba(232,237,244,.9);stroke-width:14;stroke-linejoin:round;stroke-linecap:butt}
.loop-svg .cl{fill:none;stroke:var(--canvas);stroke-width:1.2;stroke-dasharray:14 4 2 4}
.loop-svg .ghost{fill:none;stroke:var(--accent);stroke-width:2;stroke-dasharray:6 6;opacity:.25}
.live .loop-svg .ghost{animation:breathe 6s var(--ease-io) infinite alternate;animation-delay:-2s}
@keyframes breathe{from{opacity:.12}to{opacity:.95}}
.loop-svg .anchor rect{fill:rgba(16,28,56,.9);stroke:rgba(232,237,244,.8);stroke-width:1.6}
.loop-svg .anchor path{stroke:rgba(232,237,244,.6);stroke-width:1.2}
.loop-svg .guide{fill:rgba(163,176,194,.75)}
.loop-svg .growth path{fill:none;stroke:var(--accent);stroke-width:2}
.loop-svg .dimln{fill:none;stroke:rgba(163,176,194,.6);stroke-width:1}
.loop-svg .t-mono{font-family:var(--f-mono);font-size:12px;letter-spacing:.12em}
.loop-svg .t-dim{fill:rgba(163,176,194,.85)}
.loop-svg .t-lab{fill:var(--text-secondary)}
.loop-svg .t-acc{fill:var(--accent)}
.loop-svg .draw{stroke-dasharray:var(--len,1400);stroke-dashoffset:var(--len,1400);transition:stroke-dashoffset 2.2s var(--ease-io) .3s}
.loop-fig.in .loop-svg .draw{stroke-dashoffset:0}
.fig-cap{margin-top:18px;font-size:.88rem;line-height:1.5;color:var(--text-secondary);max-width:60ch}
.calc-list{margin-top:36px}
.calc-list li{position:relative;padding:22px 0 22px 64px;border-top:1px solid var(--hair)}
.calc-list li:last-child{border-bottom:1px solid var(--hair)}
.calc-k{position:absolute;left:0;top:22px;display:grid;place-items:center;width:40px;height:40px;border:1px solid var(--hair-2);font-family:var(--f-mono);font-size:.75rem;letter-spacing:.08em;color:var(--text-primary)}
.calc-list h3{font-family:var(--f-display);font-stretch:112%;font-weight:600;font-size:1.2rem;line-height:1.2}
.calc-list p{margin-top:8px;font-size:.95rem;line-height:1.55;color:var(--text-secondary)}
@media (max-width:980px){.analysis-grid{grid-template-columns:minmax(0,1fr)}.analysis-side{order:-1}}

/* =========================================================
   07 2D/3D DESIGN
   ========================================================= */
.design-head .h2{margin-top:4px}
.design-meta{display:flex;justify-content:space-between;align-items:end;gap:32px;margin-top:28px}
.gal-ctrl{display:flex;gap:10px;flex:none}
.gal-btn{display:grid;place-items:center;width:48px;height:48px;border:1px solid var(--edge);background:rgba(10,19,38,.6);cursor:pointer;transition:border-color .35s var(--ease-out),background-color .35s var(--ease-out)}
.gal-btn svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6}
.gal-btn:hover{border-color:var(--accent);background:rgba(108,196,245,.08)}
.gallery{margin-top:clamp(36px,5vh,56px);overflow-x:auto;overscroll-behavior-x:contain;scroll-snap-type:x mandatory;scroll-padding-left:var(--gutter);scrollbar-width:none;cursor:grab}
.gallery::-webkit-scrollbar{display:none}
.gallery.dragging{cursor:grabbing;scroll-snap-type:none}
.gallery.dragging img{pointer-events:none}
.gal-track{display:flex;gap:clamp(14px,1.6vw,24px);padding:0 var(--gutter);width:max-content}
.gal-card{flex:none;width:clamp(280px,34vw,520px);scroll-snap-align:start}
.gal-card figure{border:1px solid var(--hair-2);background:rgba(16,28,56,.55)}
.gal-img{aspect-ratio:4/3;background:var(--paper-2);isolation:isolate;display:flex;align-items:center;justify-content:center;overflow:hidden;padding:5%}
.gal-img img{max-height:100%;width:auto;object-fit:contain;user-select:none;-webkit-user-drag:none;transition:transform 1.2s var(--ease-out)}
.gal-card:hover .gal-img img{transform:scale(1.035)}
.gal-t{padding:14px 16px 16px;font-family:var(--f-display);font-stretch:112%;font-weight:600;font-size:1rem;line-height:1.3;border-top:1px solid var(--hair-2)}
.caps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(20px,2.4vw,36px);margin-top:clamp(48px,7vh,72px)}
.caps li{padding-top:18px;border-top:1px solid var(--hair-2)}
.cap-k{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.14em;color:var(--steel)}
.caps h3{margin-top:12px;font-family:var(--f-display);font-stretch:112%;font-weight:600;font-size:1.08rem;line-height:1.25}
.caps p{margin-top:8px;font-size:.92rem;line-height:1.5;color:var(--text-secondary)}
@media (max-width:980px){.caps{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.design-meta{flex-direction:column;align-items:start}}
@media (max-width:520px){.caps{grid-template-columns:minmax(0,1fr)}.gal-card{width:82vw}}

/* =========================================================
   08 P&ID (the paper sheet)
   ========================================================= */
.sheet-sec{background:var(--paper);color:var(--paper-ink);background-image:linear-gradient(rgba(12,28,84,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(12,28,84,.05) 1px,transparent 1px);background-size:28px 28px}
.sheet-sec .kicker,.sheet-sec .glyph{color:var(--paper-ink-2)}
.sheet-sec .kicker .num{color:var(--paper-ink)}
.sheet-sec .lede{color:var(--paper-ink-2)}
.sheet-sec ::selection{background:var(--navy);color:#fff}
.sheet-sec :focus-visible{outline-color:var(--navy)}
.sheet{position:relative;display:grid;grid-template-columns:minmax(0,1fr) 300px;margin-top:clamp(40px,6vh,64px);padding:30px;background:var(--paper-2);border:1.5px solid var(--paper-ink);box-shadow:0 30px 80px -40px rgba(12,28,84,.45)}
.sheet::before{content:"";position:absolute;inset:14px;border:1px solid rgba(12,28,84,.55);pointer-events:none}
.zones{position:absolute;display:flex;font-family:var(--f-mono);font-size:.62rem;color:var(--paper-ink-2);pointer-events:none}
.zones-x{left:30px;right:30px;top:0;height:14px}
.zones-x span{flex:1;text-align:center;line-height:14px;border-left:1px solid rgba(12,28,84,.35)}
.zones-x span:first-child{border-left:0}
.zones-y{top:30px;bottom:30px;left:0;width:14px;flex-direction:column}
.zones-y span{flex:1;display:flex;align-items:center;justify-content:center;border-top:1px solid rgba(12,28,84,.35)}
.zones-y span:first-child{border-top:0}
.sheet-canvas{position:relative;display:grid;align-items:center;min-height:0;padding:8px;border-right:1px solid rgba(12,28,84,.55);background:#fff}
.sheet-canvas img{grid-area:1/1;width:100%;height:auto;opacity:0;transition:opacity .6s var(--ease-out)}
.sheet-canvas img.is-on{opacity:1}
.title-block{display:flex;flex-direction:column;font-size:.86rem}
.tb-row{display:grid;grid-template-columns:78px minmax(0,1fr);gap:10px;align-items:baseline;padding:12px 14px;border-bottom:1px solid rgba(12,28,84,.35)}
.tb-brand{grid-template-columns:auto;gap:8px;padding:16px 14px}
.tb-brand img{height:28px;width:auto}
.tb-brand span{font-family:var(--f-mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--paper-ink-2)}
.tb-k{font-family:var(--f-mono);font-size:.64rem;letter-spacing:.14em;color:var(--paper-ink-2)}
.tb-v{font-weight:500;color:var(--paper-ink)}
.tb-sheet{font-family:var(--f-mono);font-weight:500}
.tb-tabs{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid rgba(12,28,84,.35)}
.tb-tabs button{min-height:46px;border:0;border-right:1px solid rgba(12,28,84,.25);background:transparent;font-family:var(--f-mono);font-size:.8rem;letter-spacing:.08em;color:var(--paper-ink-2);cursor:pointer;transition:background-color .35s var(--ease-out),color .35s}
.tb-tabs button:last-child{border-right:0}
.tb-tabs button:hover{background:rgba(12,28,84,.06);color:var(--paper-ink)}
.tb-tabs button[aria-selected="true"]{background:var(--paper-ink);color:#fff}
.tb-scope{grid-template-columns:minmax(0,1fr);flex:1;align-content:start}
.tb-scope ul{margin-top:6px}
.tb-scope li{position:relative;padding:8px 0 8px 16px;border-top:1px dashed rgba(12,28,84,.25);line-height:1.4;color:var(--paper-ink)}
.tb-scope li::before{content:"";position:absolute;left:0;top:1.05em;width:7px;height:7px;border:1px solid var(--paper-ink);border-radius:50%}
.tb-foot{border-bottom:0}
.tb-foot .tb-v{font-weight:400;color:var(--paper-ink-2);font-size:.8rem}
@media (max-width:980px){.sheet{grid-template-columns:minmax(0,1fr);padding:22px}.sheet-canvas{border-right:0;border-bottom:1px solid rgba(12,28,84,.55)}.zones-y{display:none}.zones-x{left:22px;right:22px}}
@media (max-width:520px){.sheet{padding:18px 14px}.sheet::before{inset:8px}.zones{display:none}}

/* =========================================================
   09 AS-BUILT (hold to scan)
   ========================================================= */
.scanner{margin-top:clamp(40px,6vh,64px);display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:clamp(20px,3vw,40px);align-items:center}
.scan-view{position:relative;aspect-ratio:1225/752;overflow:hidden;border:1px solid var(--hair-2);background:#fff}
.scan-view img{width:100%;height:100%;object-fit:cover}
.scan-cover{position:absolute;inset:0;transform-origin:right center;transform:scaleX(calc(1 - var(--sp,0)));background:#0B1733;background-image:linear-gradient(rgba(108,196,245,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(108,196,245,.07) 1px,transparent 1px);background-size:32px 32px;display:grid;place-items:center}
.scan-cover-t{font-family:var(--f-mono);font-size:.78rem;letter-spacing:.3em;color:var(--steel);opacity:calc(1 - var(--sp,0)*3)}
.scan-line{position:absolute;inset:0;pointer-events:none;transform:translateX(calc(var(--sp,0)*100%));opacity:calc(min(1,var(--sp,0)*30)*(1 - clamp(0,(var(--sp,0) - .97)*33,1)))}
.scan-line::before{content:"";position:absolute;left:-1px;top:0;bottom:0;width:2px;background:var(--accent)}
.scan-line::after{content:"";position:absolute;left:-60px;top:0;bottom:0;width:60px;background:linear-gradient(90deg,rgba(108,196,245,0),rgba(108,196,245,.28))}
.scan-hud{position:absolute;left:14px;top:14px;display:flex;gap:14px;padding:7px 11px;font-family:var(--f-mono);font-size:.7rem;font-weight:500;letter-spacing:.14em;color:var(--text-primary)}
.scan-state{color:var(--steel)}
.scanner.scanning .scan-state{color:var(--accent)}
.scanner.scanned .scan-state{color:var(--accent)}
.scan-ctrl{display:flex;flex-direction:column;align-items:center;text-align:center;gap:18px}
.hold{position:relative;display:grid;place-items:center;width:168px;height:168px;border:0;border-radius:50%;background:transparent;cursor:pointer;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}
.hold-ring{position:absolute;inset:0;width:100%;height:100%;transform:rotate(-90deg)}
.hold-ring circle{fill:none;stroke-width:1.6}
.hr-track{stroke:var(--edge)}
.hr-fill{stroke:var(--accent);stroke-width:3!important;stroke-dasharray:163.4;stroke-dashoffset:calc(163.4*(1 - var(--sp,0)))}
.hold-core{position:absolute;inset:22px;border-radius:50%;background:rgba(108,196,245,.08);border:1px solid var(--accent-muted);transform:scale(calc(1 - var(--sp,0)*.08));transition:background-color .4s var(--ease-out)}
.hold:hover .hold-core{background:rgba(108,196,245,.14)}
.hold-t{position:relative;max-width:10ch;font-family:var(--f-mono);font-size:.74rem;font-weight:500;letter-spacing:.12em;text-transform:uppercase;line-height:1.4;color:var(--text-primary)}
.hold-help{font-size:.84rem;line-height:1.5;color:var(--text-secondary);max-width:26ch}
.scanner.scanned .hold{cursor:default}
.scanner.scanned .hold-core{background:var(--accent);border-color:var(--accent)}
.scanner.scanned .hold-t{color:var(--accent-ink)}
.scan-lists{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,4vw,72px);margin-top:clamp(48px,7vh,72px)}
.cap-list{margin-top:16px;border-top:1px solid var(--hair-2)}
.cap-list li{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);gap:18px;align-items:baseline;padding:14px 0 14px 26px;border-bottom:1px solid var(--hair)}
.cap-list li::before{content:"";position:absolute;left:0;top:1.35em;width:9px;height:9px;border:1px solid var(--steel);border-radius:50%;transition:background-color .5s var(--ease-out),border-color .5s var(--ease-out),box-shadow .5s var(--ease-out);transition-delay:var(--lit-d,0s)}
.cap-list b{font-weight:500;font-size:.96rem;line-height:1.35}
.cap-list span{font-size:.9rem;line-height:1.5;color:var(--text-secondary)}
.scanned-lists .cap-list li::before{background:var(--accent);border-color:var(--accent);box-shadow:0 0 0 4px rgba(108,196,245,.14)}
@media (max-width:980px){.scanner{grid-template-columns:minmax(0,1fr)}.scan-ctrl{flex-direction:row;text-align:left;justify-content:center}.hold{width:132px;height:132px;flex:none}.hold-core{inset:16px}.scan-lists{grid-template-columns:minmax(0,1fr)}}
@media (max-width:520px){.cap-list li{grid-template-columns:minmax(0,1fr);gap:4px}.scan-ctrl{flex-direction:column;text-align:center}}

/* =========================================================
   10 DOCUMENTATION
   ========================================================= */
.docs-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(40px,6vw,110px);align-items:start}
.docs-head .lede{margin-top:24px}
.doc-samples{position:relative;margin-top:40px;height:300px}
.doc-samples img{position:absolute;width:74%;border:1px solid var(--hair-2);background:#fff;box-shadow:0 24px 60px -24px rgba(0,0,0,.6);transition:transform .9s var(--ease-out)}
.doc-samples img:first-child{left:0;top:0;transform:rotate(-2.5deg)}
.doc-samples img:last-child{right:0;top:70px;transform:rotate(2deg)}
.doc-samples:hover img:first-child{transform:rotate(-4deg) translate(-8px,-6px)}
.doc-samples:hover img:last-child{transform:rotate(3.5deg) translate(8px,6px)}
.register{border-top:1.5px solid var(--text-primary)}
.reg-row{display:grid;grid-template-columns:72px minmax(0,1.1fr) minmax(0,1.4fr);gap:20px;align-items:baseline;padding:15px 8px;border-bottom:1px solid var(--hair);transition:background-color .35s var(--ease-out)}
.reg-row:not(.reg-head):hover{background:rgba(108,196,245,.04)}
.reg-head{padding:12px 8px;font-family:var(--f-mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--steel);border-bottom:1px solid var(--hair-2)}
.reg-row.reg-head span{font-family:var(--f-mono);font-size:.68rem;font-weight:500;line-height:1.4;color:var(--steel)}
.reg-row span:nth-child(2){font-weight:500;font-size:.98rem;line-height:1.35}
.reg-row span:nth-child(3){font-size:.9rem;line-height:1.5;color:var(--text-secondary)}
.reg-c{font-family:var(--f-mono);font-size:.78rem;font-weight:500;letter-spacing:.08em;color:var(--text-primary)}
@media (max-width:980px){.docs-grid{grid-template-columns:minmax(0,1fr)}.doc-samples{height:240px;max-width:560px}}
@media (max-width:560px){.reg-row{grid-template-columns:56px minmax(0,1fr);row-gap:4px}.reg-row span:nth-child(3){grid-column:2}.reg-head span:nth-child(3){display:none}.doc-samples{height:180px}}

/* =========================================================
   11 STANDARDS (drawing title block)
   ========================================================= */
.tblock{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1.5px solid rgba(232,237,244,.7);background:rgba(10,19,38,.6)}
.tb-cell{padding:clamp(20px,2.2vw,32px);border-right:1px solid var(--hair-2);border-bottom:1px solid var(--hair-2)}
.tb-title{grid-column:span 2;grid-row:span 2;display:flex;flex-direction:column;justify-content:space-between;gap:28px;background:rgba(16,28,56,.6)}
.tb-title .kicker{margin-bottom:0}
.tb-title .h2{max-width:12ch}
.tb-title .lede{max-width:40ch}
.std{display:flex;flex-direction:column;min-height:210px;container-type:inline-size;transition:background-color .45s var(--ease-out)}
.std:hover{background:rgba(108,196,245,.045)}
/* codes are sized by their own cell (container units), so a long code like EUROCODE never splits */
.std-code{font-family:var(--f-display);font-stretch:125%;font-weight:600;font-size:clamp(1.4rem,2vw,2.1rem);font-size:clamp(1.3rem,12.5cqi,2.3rem);line-height:1;letter-spacing:-.01em;white-space:nowrap;overflow-wrap:normal}
.std-body{margin-top:10px;font-family:var(--f-mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--steel);line-height:1.5}
.std-use{margin-top:auto;padding-top:22px;font-size:.92rem;line-height:1.45;color:var(--text-primary)}
.std-use span{display:block;font-family:var(--f-mono);font-size:.64rem;letter-spacing:.14em;text-transform:uppercase;color:var(--text-secondary);margin-bottom:6px}
.tblock .tb-foot{grid-column:1/-1;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:12px clamp(20px,2.2vw,32px);border-bottom:0;border-right:0;font-family:var(--f-mono);font-size:.66rem;letter-spacing:.16em;color:var(--steel)}
/* 7 standards around a 2x2 title cell: two columns beside it, then a row of two plus one wide cell.
   Cells in the last column drop their right border so the outer frame stays single. */
@media (min-width:981px){
  .tblock .std:nth-child(3),.tblock .std:nth-child(5){border-right:0}
  .tblock .std:nth-child(8){grid-column:3/5;border-right:0}
}
@media (max-width:980px){.tblock{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.tb-title{grid-column:1/-1;grid-row:auto;border-right:0}.tblock .std:nth-child(odd){border-right:0}}
@media (max-width:520px){.tblock{grid-template-columns:minmax(0,1fr)}.tblock .std{border-right:0;min-height:0}}

/* =========================================================
   12 PROJECTS
   ========================================================= */
.projects-head{display:grid;grid-template-columns:minmax(0,1fr);max-width:900px}
.projects-head .lede{margin-top:24px}
.proj-list{margin-top:clamp(40px,6vh,64px)}
.proj-cols,.proj summary{display:grid;grid-template-columns:90px minmax(0,2.4fr) minmax(0,1.3fr) minmax(0,1fr) 28px;gap:20px;align-items:baseline}
.proj-cols{padding:0 8px 12px;font-family:var(--f-mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--steel);border-bottom:1.5px solid var(--text-primary)}
.proj{border-bottom:1px solid var(--hair-2)}
.proj summary{list-style:none;cursor:pointer;padding:20px 8px;transition:background-color .35s var(--ease-out)}
.proj summary::-webkit-details-marker{display:none}
.proj summary:hover{background:rgba(108,196,245,.04)}
.pj-y{font-family:var(--f-mono);font-size:.82rem;letter-spacing:.06em;color:var(--steel);font-variant-numeric:tabular-nums}
.pj-n{font-family:var(--f-display);font-stretch:112%;font-weight:600;font-size:clamp(1.02rem,1.3vw,1.18rem);line-height:1.3}
.pj-c,.pj-l{font-size:.92rem;color:var(--text-secondary);line-height:1.4}
.pj-x{position:relative;width:16px;height:16px;align-self:center;justify-self:end}
.pj-x::before,.pj-x::after{content:"";position:absolute;left:0;right:0;top:50%;height:1.5px;background:var(--text-primary);transition:transform .45s var(--ease-out)}
.pj-x::after{transform:rotate(90deg)}
.proj[open] .pj-x::after{transform:rotate(0)}
.proj[open] summary{background:rgba(108,196,245,.035)}
.pj-body{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2.6fr);gap:clamp(20px,3vw,48px);padding:8px 8px 32px 118px;animation:pj-in .7s var(--ease-out) both}
@keyframes pj-in{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
.pj-scope li{position:relative;padding:7px 0 7px 18px;font-size:.9rem;line-height:1.4;color:var(--text-secondary);border-bottom:1px solid var(--hair)}
.pj-scope li::before{content:"";position:absolute;left:0;top:1em;width:8px;height:1px;background:var(--steel)}
.pj-imgs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.pj-imgs img{width:100%;aspect-ratio:4/3;object-fit:contain;background:#fff;padding:6px;border:1px solid var(--hair-2)}
.proj-foot{margin-top:24px;font-size:.9rem;color:var(--text-secondary)}
@media (max-width:980px){.proj-cols{display:none}.proj summary{grid-template-columns:64px minmax(0,1fr) 20px;row-gap:4px}.pj-c,.pj-l{grid-column:2}.pj-x{grid-column:3;grid-row:1}.pj-body{grid-template-columns:minmax(0,1fr);padding:4px 8px 28px}}
@media (max-width:520px){.pj-imgs{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}}

/* =========================================================
   13 CONTACT
   ========================================================= */
.contact{overflow:hidden;padding-bottom:clamp(110px,16vh,180px)}
.contact-bg{position:absolute;inset:0;z-index:-1;background:70% 50%/cover no-repeat;opacity:.34}
.contact.seen .contact-bg{background-image:url("hero-ending.webp")}
.contact-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,var(--canvas) 0,rgba(10,19,38,.55) 30%,rgba(10,19,38,.7) 70%,var(--canvas) 100%),linear-gradient(90deg,rgba(10,19,38,.9) 0,rgba(10,19,38,.4) 60%,rgba(10,19,38,.75) 100%)}
.live .contact-bg{animation:kb 40s var(--ease-io) infinite alternate;animation-delay:-12s}
@keyframes kb{to{transform:scale(1.07) translate3d(-1.5%,1%,0)}}
.contact-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(40px,6vw,110px);align-items:start}
.contact-info .lede{margin-top:26px}
.addr{margin:40px 0 30px;border-top:1px solid var(--hair-2)}
.addr div{display:grid;grid-template-columns:90px minmax(0,1fr);gap:16px;align-items:baseline;padding:14px 0;border-bottom:1px solid var(--hair)}
.addr dt{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--steel)}
.addr dd{line-height:1.55}
.addr a{text-decoration:none;border-bottom:1px solid var(--edge);transition:border-color .3s,color .3s}
.addr a:hover{border-color:var(--accent);color:var(--accent-hover)}
.form{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px 20px;padding:clamp(24px,3vw,40px);border:1px solid var(--hair-2);background:rgba(12,22,46,.78);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}
.form-head{grid-column:1/-1;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;padding-bottom:14px;border-bottom:1px solid var(--hair-2);font-family:var(--f-mono);font-size:.66rem;letter-spacing:.14em;color:var(--steel)}
.field{display:flex;flex-direction:column;gap:8px;min-width:0}
.field-wide{grid-column:1/-1}
.field label{font-size:.85rem;font-weight:500;color:var(--text-primary)}
.field label em{font-style:normal;font-weight:400;color:var(--text-secondary);margin-left:6px;font-size:.8rem}
.field input,.field select,.field textarea{width:100%;min-height:48px;padding:12px 14px;border:1px solid var(--edge);border-radius:2px;background:rgba(6,12,28,.7);color:var(--text-primary);transition:border-color .3s var(--ease-out),background-color .3s var(--ease-out)}
.field textarea{resize:vertical;min-height:132px;line-height:1.5}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-secondary) 50%),linear-gradient(135deg,var(--text-secondary) 50%,transparent 50%);background-position:calc(100% - 20px) 50%,calc(100% - 15px) 50%;background-size:5px 5px;background-repeat:no-repeat;padding-right:40px}
.field select option{background:var(--canvas)}
.field input:hover,.field select:hover,.field textarea:hover{border-color:#7688A3}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent);background:rgba(6,12,28,.9)}
.field .bad{border-color:#F08A7E}
.field ::placeholder{color:#7D8AA0}
.form-foot{grid-column:1/-1;display:flex;align-items:center;gap:20px;flex-wrap:wrap;padding-top:6px}
.form-note{flex:1;min-width:220px;font-size:.84rem;line-height:1.5;color:var(--text-secondary)}
.form-err{grid-column:1/-1;font-size:.9rem;color:#F5A99F}
.form-ok{grid-column:1/-1;padding:20px;border:1px solid var(--accent-muted);background:rgba(108,196,245,.06)}
.form-ok:focus{outline:none}
.ok-k{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.16em;color:var(--accent)}
.ok-t{margin-top:8px;font-weight:500}
.ok-s{margin-top:8px;font-size:.9rem;color:var(--text-secondary)}
.ok-s a{color:var(--text-primary)}
@media (max-width:980px){.contact-grid{grid-template-columns:minmax(0,1fr)}}
@media (max-width:560px){.form{grid-template-columns:minmax(0,1fr)}.addr div{grid-template-columns:minmax(0,1fr);gap:2px}}

/* ---------- footer ---------- */
.footer{position:relative;border-top:1px solid var(--hair-2);background:rgba(7,13,28,.85);padding:clamp(56px,8vh,88px) 0 32px}
.foot-top{display:grid;grid-template-columns:minmax(0,1.4fr) repeat(2,minmax(0,1fr)) minmax(0,1.3fr);gap:clamp(28px,4vw,64px)}
.foot-brand img{height:44px;width:auto}
.foot-brand p{margin-top:18px;max-width:28ch;font-size:.92rem;color:var(--text-secondary)}
.foot-nav ul{margin-top:14px}
.foot-nav li{padding:5px 0}
.foot-nav a,.foot-contact a{font-size:.92rem;color:var(--text-secondary);text-decoration:none;transition:color .3s}
.foot-nav a:hover,.foot-contact a:hover{color:var(--accent-hover)}
.foot-contact p:not(.mono-h){margin-top:14px;font-size:.92rem;line-height:1.6;color:var(--text-secondary)}
.foot-bot{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:56px;padding-top:22px;border-top:1px solid var(--hair);font-family:var(--f-mono);font-size:.7rem;letter-spacing:.1em;color:var(--steel)}
.foot-bot a{color:var(--text-secondary);text-decoration:none}
.social{display:inline-flex;align-items:center;gap:10px;min-height:40px;color:var(--text-secondary);text-decoration:none;font-size:.92rem;transition:color .3s}
.social svg{width:20px;height:20px;flex:none;color:var(--text-primary);transition:color .3s}
.social:hover{color:var(--accent-hover)}
.social:hover svg{color:var(--accent)}
.foot-brand .social{margin-top:18px}
.foot-in{display:inline-flex;align-items:center;gap:8px}
.foot-in svg{width:13px;height:13px}
.foot-bot a:hover{color:var(--accent-hover)}
@media (max-width:980px){.foot-top{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.foot-brand{grid-column:1/-1}}
@media (max-width:520px){.foot-top{grid-template-columns:minmax(0,1fr)}}

/* ---------- living loops only run while their section is on screen; everything pauses on hidden tabs ---------- */
body.paused *,body.paused *::before,body.paused *::after{animation-play-state:paused!important}

/* ---------- touch targets ---------- */
@media (pointer:coarse){
  .nav-primary a,.foot-nav a{display:inline-flex;align-items:center;min-height:44px}
  .tb-tabs button{min-height:48px}
}

/* ---------- reduced motion: final states, nothing moves ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important;transition-delay:0s!important}
  .js .reveal .r{opacity:1;transform:none}
  .map-svg .draw,.loop-svg .draw{stroke-dashoffset:0}
  .stations::before{transform:scaleX(1)}
  .flow-dot,.plotter,.crosshair{display:none}
  .loop-svg .ghost{opacity:.7}
}