/* Vergon Engineering — dark industrial theme.
   Layout: fixed liquid-glass nav · live shader background · glass surfaces over it · photo-led sections. */
:root{
  --bg:#050d18; --bg-2:#081626; --panel:rgba(12,30,52,.58); --panel-solid:#0c1e34;
  --line:rgba(160,195,230,.14); --line-2:rgba(160,195,230,.24);
  --ink:#ecf2f8; --ink-2:#c3d1df; --muted:#8fa3b9;
  --orange:#f08a3c; --orange-2:#ff9f57; --blue:#4da3ff;
  --c-ru:#f2a669; --c-st:#6fa8e8; --c-qa:#5cc897; --c-ai:#a88df0;
  --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, Menlo, monospace;
  --maxw:1240px; --r:18px;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth; scroll-padding-top:110px; background:var(--bg)}
body{margin:0; background:transparent; color:var(--ink); font-family:var(--f-body); font-size:16px; line-height:1.6; -webkit-font-smoothing:antialiased; overflow-x:hidden}
img,video,canvas{display:block; max-width:100%}
a{color:inherit; text-decoration:none}
p{margin:0}
h1,h2,h3,h4{font-family:var(--f-display); font-stretch:112%; margin:0; line-height:1.08; letter-spacing:-.01em; text-wrap:balance}
::selection{background:var(--orange); color:#fff}
:focus-visible{outline:2px solid var(--orange-2); outline-offset:3px; border-radius:6px}
.wrap{max-width:var(--maxw); margin:0 auto; padding-inline:28px}
@media (max-width:600px){.wrap{padding-inline:16px}}
.mono{font-family:var(--f-mono); font-weight:500; letter-spacing:.04em}
.eyebrow{display:inline-flex; align-items:center; gap:10px; font-family:var(--f-mono); font-size:12px; letter-spacing:.14em; text-transform:uppercase; color:var(--orange-2)}
.eyebrow::before{content:""; width:22px; height:1px; background:currentColor}
.muted{color:var(--muted)}

/* shader background canvas + fallback */
.shader-web-background-fallback, html.no-webgl body{
  background:radial-gradient(1200px 700px at 75% 10%, #12345a 0%, transparent 60%), radial-gradient(900px 600px at 10% 90%, #3a1e0c 0%, transparent 55%), var(--bg);
  background-attachment:fixed;
}
canvas.shader-web-background{pointer-events:none}

/* ---------------- header / liquid glass nav ---------------- */
.site-header{position:fixed; z-index:50; left:0; right:0; top:0; padding:calc(14px + env(safe-area-inset-top,0px)) 20px 0; display:flex; justify-content:center; pointer-events:none}
.nav-shell{pointer-events:auto; width:min(100%, var(--maxw))}
#glassNav > .nav-row, .nav-glass{display:flex; align-items:center; justify-content:space-between; gap:22px; padding:8px 10px 8px 18px; width:100%}
.nav-glass{display:flex !important; flex-direction:row; justify-content:space-between !important; gap:22px !important; padding:8px 10px 8px 18px !important; min-height:62px; width:100%}
#glassNav:not(.has-liquid) > .nav-row{border-radius:999px; background:rgba(9,24,42,.55); border:1px solid var(--line-2); -webkit-backdrop-filter:blur(18px) saturate(140%); backdrop-filter:blur(18px) saturate(140%); box-shadow:0 18px 40px rgba(0,0,0,.35)}
.nav-glass{border:1px solid rgba(255,255,255,.14)}
.brand{display:flex; align-items:center; gap:10px; flex:none}
.brand img{height:44px; width:auto}
.nav-links{display:flex; gap:4px; font-family:var(--f-display); font-stretch:105%; font-weight:600; font-size:14px}
.nav-links a{padding:9px 13px; border-radius:999px; color:var(--ink-2); transition:color .15s, background .15s}
.nav-links a:hover{color:#fff; background:rgba(255,255,255,.08)}
.nav-cta{display:flex; align-items:center; gap:8px}
.nav-toggle{display:none; width:44px; height:44px; border-radius:50%; border:1px solid var(--line-2); background:rgba(255,255,255,.06); color:#fff; cursor:pointer; align-items:center; justify-content:center}
.nav-toggle svg{width:20px; height:20px}
.mobile-menu{pointer-events:auto; margin-top:8px; border-radius:20px; background:rgba(9,24,42,.92); border:1px solid var(--line-2); -webkit-backdrop-filter:blur(18px); backdrop-filter:blur(18px); padding:8px; display:flex; flex-direction:column}
.mobile-menu a{padding:13px 14px; border-radius:12px; font-family:var(--f-display); font-weight:600}
.mobile-menu a:hover{background:rgba(255,255,255,.07)}
@media (max-width:1080px){.nav-links{display:none} .nav-toggle{display:inline-flex} .nav-cta .btn{display:none}}
@media (max-width:600px){.site-header{padding-inline:12px} .brand img{height:38px}}

/* ---------------- buttons ---------------- */
.btn{display:inline-flex; align-items:center; justify-content:center; gap:10px; font-family:var(--f-display); font-stretch:108%; font-weight:700; font-size:14px; letter-spacing:.02em; padding:14px 22px; border-radius:999px; border:1px solid transparent; cursor:pointer; transition:transform .15s, background .2s, border-color .2s, box-shadow .2s; white-space:nowrap}
.btn:active{transform:translateY(1px)}
.btn svg{width:16px; height:16px}
.btn-primary{background:linear-gradient(180deg, #ff9b52, #e8792e); color:#1b0d02; box-shadow:0 10px 30px rgba(240,138,60,.35), inset 0 1px 0 rgba(255,255,255,.35)}
.btn-primary:hover{box-shadow:0 14px 40px rgba(240,138,60,.5), inset 0 1px 0 rgba(255,255,255,.45)}
.btn-glass{background:rgba(255,255,255,.07); color:#fff; border-color:rgba(255,255,255,.2); -webkit-backdrop-filter:blur(12px); backdrop-filter:blur(12px)}
.btn-glass:hover{background:rgba(255,255,255,.13); border-color:rgba(255,255,255,.35)}
.btn-sm{padding:10px 16px; font-size:13px}
.btn:disabled{opacity:.7; cursor:wait}
.link-arrow{display:inline-flex; align-items:center; gap:6px; font-family:var(--f-display); font-weight:700; font-size:13.5px; color:var(--ink); background:none; border:0; padding:0; cursor:pointer}
.link-arrow svg{width:14px; height:14px; transition:transform .15s}
.link-arrow:hover svg{transform:translateX(3px)}

/* ---------------- glass surfaces ---------------- */
.glass{background:var(--panel); border:1px solid var(--line); border-radius:var(--r); -webkit-backdrop-filter:blur(16px) saturate(130%); backdrop-filter:blur(16px) saturate(130%); box-shadow:0 1px 0 rgba(255,255,255,.06) inset, 0 24px 60px rgba(0,0,0,.28)}

/* ---------------- sections ---------------- */
section{position:relative; padding-block:108px}
@media (max-width:700px){section{padding-block:76px}}
.sec-head{display:flex; justify-content:space-between; align-items:flex-end; gap:28px; flex-wrap:wrap; margin-bottom:48px}
.sec-head h2{font-size:clamp(30px,4vw,50px); font-weight:800; margin-top:14px; max-width:18ch}
.sec-head .sub{max-width:46ch; color:var(--ink-2); font-size:16px}
.reveal.pre{opacity:0; transform:translateY(18px)}
.h2c-capture .reveal.pre{opacity:1 !important; transform:none !important}
.reveal.in{opacity:1; transform:none; transition:opacity .8s ease, transform .8s cubic-bezier(.2,.7,.2,1)}

/* ---------------- hero ---------------- */
.hero{padding-top:150px; padding-bottom:80px; min-height:min(940px, 100svh)}
.hero-grid{display:grid; grid-template-columns:1.02fr .98fr; gap:36px; align-items:center}
@media (max-width:1000px){.hero-grid{grid-template-columns:1fr}}
.hero-copy{position:relative; z-index:2}
.liquid-wrap{width:150px; height:150px; margin-bottom:18px; position:relative}
.liquid-wrap canvas{width:100%; height:100%; opacity:0; transition:opacity 1.2s}
.liquid-wrap canvas.ready{opacity:1}
.liquid-wrap img{position:absolute; inset:0; width:100%; height:100%; object-fit:contain}
.liquid-wrap canvas.ready + img{opacity:0; transition:opacity 1.2s}
.no-webgl .liquid-wrap canvas{display:none}
.hero h1{font-size:clamp(38px,5vw,68px); font-weight:800; letter-spacing:-.02em; margin-top:16px}
.hero h1 .accent{background:linear-gradient(90deg, #ffb27a, #f08a3c 40%, #ffd2ae); -webkit-background-clip:text; background-clip:text; color:transparent}
.hero .lede{margin-top:22px; font-size:18px; color:var(--ink-2); max-width:54ch}
.hero .cta-row{display:flex; gap:12px; flex-wrap:wrap; margin-top:32px}
.hero-chips{display:flex; flex-wrap:wrap; gap:8px; margin-top:34px; padding:0; list-style:none}
.hero-chips a{display:inline-flex; align-items:center; gap:8px; padding:8px 14px; border-radius:999px; font-size:13px; font-weight:600; color:var(--ink-2); background:rgba(255,255,255,.05); border:1px solid var(--line); transition:border-color .15s, background .15s, color .15s}
.hero-chips a:hover{color:#fff; border-color:var(--tone); background:rgba(255,255,255,.09)}
.hero-chips i{width:8px; height:8px; border-radius:50%; background:var(--tone)}
.hero-stage{position:relative; height:min(620px, 68vw); min-height:380px}
#hero3d{position:absolute; inset:-40px -60px -40px -20px; cursor:grab}
#hero3d:active{cursor:grabbing}
@media (max-width:1000px){#hero3d{inset:0} .hero-stage{height:min(460px, 95vw)}}
@media (max-width:640px){.hero-stage{height:min(560px,135vw)} #hero3d{inset:0 0 110px 0} .hero-fallback{inset:0 0 120px 0} .stage-card{left:0; right:0; bottom:0; max-width:none} .drag-hint{top:0; right:0}}
.hero{overflow-x:clip}
#hero3d > div{opacity:0; transition:opacity 1.4s}
#hero3d.ready > div{opacity:1}
.hero-fallback{position:absolute; inset:8% 0; border-radius:28px; overflow:hidden; opacity:1; transition:opacity 1s}
.hero-fallback img{width:100%; height:100%; object-fit:cover; filter:saturate(.9)}
.hero-fallback::after{content:""; position:absolute; inset:0; background:linear-gradient(180deg, rgba(5,13,24,.1), rgba(5,13,24,.55))}
#hero3d.ready ~ .hero-fallback{opacity:0; pointer-events:none}
.stage-card{position:absolute; left:4%; bottom:4%; padding:14px 16px; display:flex; flex-direction:column; gap:8px; max-width:300px; z-index:3}
.stage-card .k{font-family:var(--f-mono); font-size:11px; letter-spacing:.12em; text-transform:uppercase; color:var(--muted)}
.stage-card .t{font-family:var(--f-display); font-weight:700; font-size:15px}
.legend{display:flex; gap:14px; font-size:12.5px; color:var(--ink-2)}
.legend i{display:inline-block; width:9px; height:9px; border-radius:50%; margin-right:6px; vertical-align:middle}
.drag-hint{position:absolute; right:4%; top:6%; z-index:3; font-family:var(--f-mono); font-size:11px; letter-spacing:.12em; text-transform:uppercase; color:var(--muted); display:flex; align-items:center; gap:8px; padding:7px 12px; border-radius:999px}
.no-webgl .drag-hint, .no-webgl .stage-card .legend{display:none}

/* ---------------- advantage strip ---------------- */
.adv{display:grid; grid-template-columns:repeat(4,1fr); gap:0; padding:8px}
.adv > div{padding:22px; display:flex; gap:14px; align-items:flex-start; border-right:1px solid var(--line)}
.adv > div:last-child{border-right:0}
.adv svg{flex:none; width:26px; height:26px; color:var(--orange-2)}
.adv h3{font-size:15.5px; font-weight:700; margin-bottom:4px}
.adv p{font-size:13.6px; color:var(--muted)}
@media (max-width:980px){.adv{grid-template-columns:1fr 1fr} .adv > div:nth-child(2){border-right:0} .adv > div:nth-child(-n+2){border-bottom:1px solid var(--line)}}
@media (max-width:560px){.adv{grid-template-columns:1fr} .adv > div{border-right:0; border-bottom:1px solid var(--line)} .adv > div:last-child{border-bottom:0}}

/* ---------------- category cards ---------------- */
.cats{display:grid; grid-template-columns:repeat(4,1fr); gap:18px}
@media (max-width:1100px){.cats{grid-template-columns:1fr 1fr}}
@media (max-width:620px){.cats{grid-template-columns:1fr}}
.cat{display:flex; flex-direction:column; overflow:hidden; min-width:0; transition:transform .25s, border-color .25s}
.cat:hover{transform:translateY(-4px); border-color:color-mix(in srgb, var(--tone) 60%, transparent)}
.cat-media{position:relative; aspect-ratio:16/10; overflow:hidden}
.cat-media img{width:100%; height:100%; object-fit:cover; transition:transform .6s}
.cat:hover .cat-media img{transform:scale(1.05)}
.cat-media::after{content:""; position:absolute; inset:0; background:linear-gradient(180deg, rgba(5,13,24,.35), rgba(5,13,24,0) 40%, rgba(5,13,24,.75))}
.cat-media .code{position:absolute; z-index:1; left:14px; top:12px; font-family:var(--f-mono); font-size:11px; letter-spacing:.1em; color:var(--tone); background:rgba(5,13,24,.7); padding:4px 8px; border-radius:6px}
.cat-media .kind{position:absolute; z-index:1; right:12px; top:12px; font-family:var(--f-mono); font-size:10.5px; letter-spacing:.12em; text-transform:uppercase; color:#fff; border:1px solid rgba(255,255,255,.3); padding:4px 9px; border-radius:999px; background:rgba(5,13,24,.45)}
.play{position:absolute; z-index:1; left:12px; bottom:12px; display:inline-flex; align-items:center; gap:8px; padding:7px 12px 7px 8px; border-radius:999px; font-size:12px; font-weight:700; font-family:var(--f-display); color:#fff; background:rgba(5,13,24,.6); border:1px solid rgba(255,255,255,.28); -webkit-backdrop-filter:blur(8px); backdrop-filter:blur(8px); cursor:pointer}
.play b{display:grid; place-items:center; width:24px; height:24px; border-radius:50%; background:var(--tone); color:#081626}
.play b svg{width:11px; height:11px; margin-left:2px}
.play:hover{border-color:var(--tone)}
.cat-body{padding:22px; display:flex; flex-direction:column; gap:12px; flex:1; border-top:2px solid var(--tone)}
.cat h3{font-size:19px; font-weight:700}
.cat .sum{font-size:14px; color:var(--ink-2)}
.cat ul{list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:7px; font-size:13.6px; color:var(--ink-2); flex:1}
.cat li{display:flex; gap:10px; align-items:baseline}
.cat li::before{content:""; flex:none; width:6px; height:6px; border-radius:2px; background:var(--tone); transform:translateY(-2px)}
.cat-actions{display:flex; justify-content:space-between; align-items:center; gap:10px; padding-top:14px; border-top:1px dashed var(--line-2)}
.cat-actions .enq{color:var(--orange-2)}

/* ---------------- applications mosaic (liquid glass labels) ---------------- */
.mosaic{display:grid; grid-template-columns:1.25fr 1fr; grid-template-rows:300px 300px; gap:14px}
.tile{position:relative; border-radius:22px; overflow:hidden; min-width:0; border:1px solid var(--line)}
.tile:first-child{grid-row:span 2}
.tile img{width:100%; height:100%; object-fit:cover}
.tile::after{content:""; position:absolute; inset:0; background:linear-gradient(180deg, transparent 45%, rgba(5,13,24,.7)); pointer-events:none}
.tile .cap{position:absolute; z-index:2; left:20px; right:20px; bottom:18px; display:flex; justify-content:space-between; align-items:flex-end; gap:12px; flex-wrap:wrap}
.tile .cap .txt .mono{font-size:11px; color:var(--tone); letter-spacing:.12em}
.tile .cap .txt h3{font-size:20px; font-weight:700; margin-top:4px}
.tile .glass-slot{position:absolute; z-index:3; left:20px; top:18px}
.glass-slot:not(.has-liquid) .slot-btn{display:inline-flex; align-items:center; gap:8px; padding:10px 16px; border-radius:999px; color:#fff; font-weight:600; font-size:14.5px; background:rgba(255,255,255,.12); border:1px solid rgba(255,255,255,.35); -webkit-backdrop-filter:blur(14px) saturate(160%); backdrop-filter:blur(14px) saturate(160%); box-shadow:0 12px 30px rgba(0,0,0,.25); cursor:pointer}
.glass-slot .glass-button{box-shadow:0 18px 40px rgba(0,0,0,.35)}
.glass-slot .glass-button-text{font-family:var(--f-body) !important; font-weight:600; text-shadow:0 1px 6px rgba(0,0,0,.45)}
@media (max-width:860px){.mosaic{grid-template-columns:1fr; grid-template-rows:none} .tile{height:260px} .tile:first-child{grid-row:auto; height:320px}}

/* ---------------- explorer ---------------- */
.explorer{overflow:hidden}
.tabs{display:grid; grid-template-columns:repeat(4,1fr); border-bottom:1px solid var(--line)}
.tab{appearance:none; background:transparent; border:0; border-right:1px solid var(--line); color:var(--muted); text-align:left; padding:18px 20px; cursor:pointer; position:relative; font-family:var(--f-display); min-width:0}
.tab:last-child{border-right:0}
.tab .id{display:block; font-family:var(--f-mono); font-size:11px; letter-spacing:.1em; color:var(--tone)}
.tab .nm{display:block; font-weight:700; font-size:15px; margin-top:4px; line-height:1.25}
.tab::after{content:""; position:absolute; left:0; right:0; bottom:-1px; height:2px; background:var(--tone); transform:scaleX(0); transition:transform .25s}
.tab:hover{color:var(--ink); background:rgba(255,255,255,.03)}
.tab[aria-selected="true"]{color:#fff; background:rgba(255,255,255,.05)}
.tab[aria-selected="true"]::after{transform:scaleX(1)}
@media (max-width:760px){.tabs{display:flex; overflow-x:auto; scrollbar-width:none} .tab{flex:0 0 72%}}
.panel{display:grid; grid-template-columns:1.1fr .9fr; gap:40px; padding:36px}
@media (max-width:900px){.panel{grid-template-columns:1fr; padding:22px; gap:26px}}
.p-media{grid-column:1/-1; display:grid; grid-template-columns:1.65fr 1fr; gap:14px}
@media (max-width:760px){.p-media{grid-template-columns:1fr}}
.p-media figure{margin:0; border-radius:14px; overflow:hidden; background:#000; position:relative; min-width:0; border:1px solid var(--line)}
.p-media video{width:100%; aspect-ratio:16/9; object-fit:cover; background:#000}
.p-media .ph img{width:100%; height:100%; min-height:220px; object-fit:cover}
.p-media figcaption{padding:11px 14px; font-size:12.5px; color:var(--ink-2); background:rgba(5,13,24,.85); display:flex; justify-content:space-between; gap:10px; flex-wrap:wrap}
.p-media .ph figcaption{position:absolute; left:0; right:0; bottom:0; background:linear-gradient(180deg, transparent, rgba(5,13,24,.92) 40%); padding-top:30px}
.p-media .mono{font-size:10.5px; letter-spacing:.1em; text-transform:uppercase; color:var(--tone)}
.panel h3{font-size:clamp(24px,2.6vw,32px); font-weight:800; margin-bottom:12px}
.panel .lede{color:var(--ink-2); max-width:60ch}
.panel h4{font-family:var(--f-mono); font-stretch:100%; font-size:11.5px; letter-spacing:.12em; text-transform:uppercase; color:var(--muted); margin:26px 0 12px; font-weight:500}
.tags{list-style:none; padding:0; margin:0; display:flex; flex-wrap:wrap; gap:8px}
.tags li{font-size:13px; padding:7px 13px; border-radius:999px; border:1px solid var(--line-2); background:rgba(255,255,255,.04); color:var(--ink-2)}
.panel .p-cta{margin-top:28px}
.spec{border-radius:14px; border:1px solid var(--line-2); background:rgba(4,11,20,.6); padding:22px; display:flex; flex-direction:column; gap:14px; min-width:0}
.spec-head{display:flex; justify-content:space-between; font-family:var(--f-mono); font-size:11px; letter-spacing:.12em; text-transform:uppercase; color:var(--muted)}
.spec-head b{color:var(--tone); font-weight:500}
.spec-title{font-family:var(--f-display); font-weight:700; font-size:16px}
.spec-grid{display:grid; grid-template-columns:1fr 1fr; border:1px solid var(--line-2); border-radius:10px; overflow:hidden}
.spec-grid div{padding:13px 14px; border-right:1px solid var(--line-2); border-bottom:1px solid var(--line-2); min-width:0}
.spec-grid div:nth-child(2n){border-right:0}
.spec-grid div:nth-last-child(-n+2){border-bottom:0}
.spec-grid .k{display:block; font-family:var(--f-display); font-weight:700; font-size:14px}
.spec-grid .v{display:block; font-size:12.5px; color:var(--muted)}
.steps{list-style:none; margin:0; padding:0; counter-reset:s}
.steps li{counter-increment:s; display:grid; grid-template-columns:30px 1fr; gap:10px; padding:10px 0; border-top:1px dashed var(--line-2); font-size:14px; color:var(--ink-2)}
.steps li:first-child{border-top:0; padding-top:0}
.steps li::before{content:counter(s, decimal-leading-zero); font-family:var(--f-mono); font-size:11.5px; color:var(--tone); padding-top:3px}
.spec .note{font-size:12.5px; color:var(--muted); border-top:1px solid var(--line); padding-top:12px}

/* ---------------- model / process ---------------- */
.flow{display:grid; grid-template-columns:1fr auto 1.2fr auto 1fr; gap:14px; align-items:stretch}
.flow .arr{display:flex; align-items:center; color:var(--orange-2)}
.flow .arr svg{width:28px; height:20px}
@media (max-width:900px){.flow{grid-template-columns:1fr} .flow .arr{justify-content:center; transform:rotate(90deg)}}
.node{padding:26px 22px}
.node .k{font-family:var(--f-mono); font-size:11px; letter-spacing:.12em; text-transform:uppercase; color:var(--muted)}
.node h3{font-size:18px; font-weight:700; margin-top:8px}
.node.mid{background:linear-gradient(160deg, rgba(240,138,60,.22), rgba(240,138,60,.06)); border-color:rgba(240,138,60,.45)}
.node.mid .k{color:var(--orange-2)}
.node ul{margin:12px 0 0; padding-left:18px; color:var(--ink-2); font-size:14px}
.node li{margin-bottom:5px}
.process{display:grid; grid-template-columns:repeat(3,1fr); gap:16px; margin-top:28px}
@media (max-width:820px){.process{grid-template-columns:1fr}}
.process > div{padding:26px}
.process .n{font-family:var(--f-mono); font-size:12px; color:var(--orange-2); letter-spacing:.1em}
.process h3{font-size:17px; font-weight:700; margin:10px 0 8px}
.process p{font-size:14px; color:var(--ink-2)}

/* ---------------- industries ---------------- */
.ind{display:grid; grid-template-columns:repeat(6,1fr); gap:12px}
@media (max-width:1080px){.ind{grid-template-columns:repeat(4,1fr)}}
@media (max-width:700px){.ind{grid-template-columns:repeat(2,1fr)}}
.ind div{padding:20px 14px; text-align:center; transition:border-color .2s, transform .2s}
.ind div:hover{border-color:rgba(240,138,60,.5); transform:translateY(-2px)}
.ind svg{width:26px; height:26px; margin:0 auto 12px; color:var(--orange-2)}
.ind h3{font-family:var(--f-body); font-stretch:100%; font-size:14px; font-weight:600}

/* ---------------- import/export & why ---------------- */
.cards3{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
@media (max-width:980px){.cards3{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.cards3{grid-template-columns:1fr}}
.cards3 > div{padding:24px}
.cards3 h3{font-size:16.5px; font-weight:700; margin-bottom:6px}
.cards3 p{font-size:14px; color:var(--muted)}
.cards3 .ic{width:40px; height:40px; border-radius:12px; display:grid; place-items:center; background:rgba(240,138,60,.12); color:var(--orange-2); margin-bottom:14px}
.cards3 .ic svg{width:20px; height:20px}
.why{display:grid; grid-template-columns:repeat(5,1fr); gap:0; overflow:hidden}
.why > div{padding:26px 20px; border-right:1px solid var(--line)}
.why > div:last-child{border-right:0}
.why h3{font-size:15px; font-weight:700; margin:12px 0 6px}
.why p{font-size:13.4px; color:var(--muted)}
.why .mono{font-size:12px; color:var(--orange-2)}
@media (max-width:1000px){.why{grid-template-columns:1fr 1fr} .why > div{border-bottom:1px solid var(--line)}}
@media (max-width:560px){.why{grid-template-columns:1fr} .why > div{border-right:0}}

/* ---------------- contact / form ---------------- */
.contact{display:grid; grid-template-columns:.85fr 1.15fr; gap:28px; padding:40px}
@media (max-width:940px){.contact{grid-template-columns:1fr; padding:24px}}
.contact h2{font-size:clamp(30px,3.8vw,46px); font-weight:800; margin-top:14px}
.contact .intro{color:var(--ink-2); margin-top:16px; max-width:46ch}
.contact-lines{margin-top:28px; display:flex; flex-direction:column; gap:12px}
.contact-lines div{display:flex; gap:12px; align-items:center; font-size:15px}
.contact-lines svg{width:18px; height:18px; color:var(--orange-2); flex:none}
.contact-lines .sel{user-select:all}
.pick{border:0; padding:0; margin:0 0 18px}
.pick legend{font-family:var(--f-mono); font-size:11.5px; letter-spacing:.1em; text-transform:uppercase; color:var(--muted); margin-bottom:10px}
.pick .opts{display:grid; grid-template-columns:repeat(4,1fr); gap:8px}
@media (max-width:640px){.pick .opts{grid-template-columns:1fr 1fr}}
.pick label{position:relative; cursor:pointer}
.pick input{position:absolute; opacity:0; pointer-events:none}
.pick span{display:flex; flex-direction:column; gap:3px; height:100%; padding:11px 12px; border-radius:12px; border:1px solid var(--line-2); background:rgba(255,255,255,.03); font-weight:600; font-size:13px; line-height:1.25; transition:border-color .15s, background .15s}
.pick span em{font-style:normal; font-family:var(--f-mono); font-size:10.5px; color:var(--tone); letter-spacing:.08em}
.pick input:checked + span{border-color:var(--tone); background:rgba(255,255,255,.08)}
.pick input:focus-visible + span{outline:2px solid var(--orange-2); outline-offset:2px}
.fields{display:grid; grid-template-columns:1fr 1fr; gap:14px}
@media (max-width:600px){.fields{grid-template-columns:1fr}}
.field{display:flex; flex-direction:column; gap:6px; min-width:0}
.field.wide{grid-column:1/-1}
.field label{font-size:13px; font-weight:600; color:var(--ink-2)}
.field input,.field textarea{width:100%; font:inherit; font-size:15px; color:var(--ink); background:rgba(4,11,20,.55); border:1px solid var(--line-2); border-radius:12px; padding:12px 14px; transition:border-color .15s, background .15s}
.field textarea{min-height:110px; resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:#6f8399}
.field input:focus,.field textarea:focus{outline:none; border-color:var(--orange-2); background:rgba(4,11,20,.8)}
.consent{display:flex; gap:10px; align-items:flex-start; font-size:13.5px; color:var(--ink-2); margin-top:16px}
.consent input{margin-top:4px; width:16px; height:16px; accent-color:var(--orange)}
.consent a{color:var(--orange-2); text-decoration:underline; text-underline-offset:3px}
.form-row{display:flex; align-items:center; gap:16px; flex-wrap:wrap; margin-top:20px}
.form-note{font-size:13px; color:var(--muted)}
.hp{position:absolute; left:-9999px}
.status{padding:14px 16px; border-radius:12px; font-size:14.5px; margin-top:16px}
.status.err{background:rgba(214,69,65,.14); border:1px solid rgba(214,69,65,.45)}
.status.ok{background:rgba(47,158,110,.14); border:1px solid rgba(47,158,110,.45)}

/* ---------------- footer ---------------- */
.site-footer{padding-block:64px 30px; border-top:1px solid var(--line); background:linear-gradient(180deg, rgba(5,13,24,.2), rgba(5,13,24,.85))}
.foot{display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:36px; padding-bottom:36px; border-bottom:1px solid var(--line)}
@media (max-width:900px){.foot{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.foot{grid-template-columns:1fr}}
.foot img{height:64px; width:auto; margin-bottom:14px}
.foot p{font-size:14px; color:var(--muted); max-width:36ch}
.foot h2{font-family:var(--f-mono); font-stretch:100%; font-size:11.5px; letter-spacing:.14em; text-transform:uppercase; color:var(--muted); font-weight:500; margin-bottom:14px}
.foot ul{list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:9px; font-size:14.5px; color:var(--ink-2)}
.foot ul a:hover{color:#fff}
.foot-bottom{display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap; padding-top:22px; font-size:13px; color:var(--muted)}
.foot-bottom a{text-decoration:underline; text-underline-offset:3px}
.credits{font-size:12px; color:#6f8399; margin-top:10px}
.credits a{text-decoration:underline; text-underline-offset:2px}

/* ---------------- privacy page ---------------- */
.legal{padding-top:150px}
.legal-grid{display:grid; grid-template-columns:260px 1fr; gap:36px; align-items:start}
@media (max-width:900px){.legal-grid{grid-template-columns:1fr}}
.toc{position:sticky; top:110px; padding:20px}
.toc h2{font-family:var(--f-mono); font-stretch:100%; font-size:11.5px; letter-spacing:.14em; text-transform:uppercase; color:var(--muted); font-weight:500; margin-bottom:12px}
.toc ol{margin:0; padding-left:20px; display:flex; flex-direction:column; gap:7px; font-size:14px; color:var(--ink-2)}
.toc a:hover{color:#fff}
@media (max-width:900px){.toc{position:static}}
.doc{padding:44px}
@media (max-width:600px){.doc{padding:22px}}
.doc h1{font-size:clamp(34px,4.6vw,56px); font-weight:800}
.doc .meta{display:flex; gap:18px; flex-wrap:wrap; margin-top:14px; font-family:var(--f-mono); font-size:12px; color:var(--muted); letter-spacing:.06em}
.doc h2{font-size:22px; font-weight:700; margin:40px 0 12px; scroll-margin-top:110px}
.doc h3{font-size:16px; font-weight:700; margin:22px 0 8px; font-family:var(--f-body); font-stretch:100%}
.doc p,.doc li{color:var(--ink-2); max-width:72ch}
.doc p + p{margin-top:12px}
.doc ul{padding-left:20px}
.doc li{margin-bottom:6px}
.doc a{color:var(--orange-2); text-decoration:underline; text-underline-offset:3px}
.doc table{width:100%; border-collapse:collapse; font-size:14px; margin-top:10px}
.doc th,.doc td{text-align:left; padding:11px 12px; border-bottom:1px solid var(--line); vertical-align:top}
.doc th{font-family:var(--f-mono); font-size:11px; letter-spacing:.1em; text-transform:uppercase; color:var(--muted); font-weight:500}
.doc td{color:var(--ink-2)}
.table-scroll{overflow-x:auto}
.callout{margin-top:20px; padding:16px 18px; border-radius:12px; border:1px solid rgba(240,138,60,.4); background:rgba(240,138,60,.08); font-size:14.5px; color:var(--ink-2)}

/* tones */
.t-ru{--tone:var(--c-ru)} .t-st{--tone:var(--c-st)} .t-qa{--tone:var(--c-qa)} .t-ai{--tone:var(--c-ai)}
[hidden]{display:none !important}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *{animation-duration:.01ms !important; transition-duration:.01ms !important}
}
.nav-cta .btn.keep{display:inline-flex !important}