/* =========================================================================
   AquaX-Solutions — global stylesheet
   Design system: engineered / industrial / mission-critical.
   One aqua-electric accent (#00A3E0), low radius (machined metal feel),
   Space Grotesk display + Inter body + JetBrains Mono for spec data.
   ========================================================================= */

:root{
  --ink:#0E1419; --ink-2:#111827; --ink-3:#161E26;
  --surface:#F6F8FA; --surface-2:#FFFFFF;
  --steel-1:#C7CED6; --steel-2:#8A949E;
  --line:#E4E8EC; --line-dark:rgba(199,206,214,.14);
  --text-dark:#0E1419; --text-muted:#5B6571;
  --text-light:#D4DAE0; --text-light-muted:#8A949E;
  --accent:#00A3E0; --accent-2:#1FB6E6; --accent-soft:rgba(0,163,224,.12);
  --font-display:'Space Grotesk',system-ui,sans-serif;
  --font-body:'Inter',system-ui,sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --maxw:1200px; --radius:4px;
  --header-h:68px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  background:var(--surface);
  color:var(--text-dark);
  -webkit-font-smoothing:antialiased;
  line-height:1.6;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:700;letter-spacing:-.02em;line-height:1.05}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px}
section{position:relative}

.skip-link{
  position:absolute;left:-999px;top:0;z-index:200;
  background:var(--accent);color:#04222e;padding:10px 16px;border-radius:0 0 var(--radius) 0;
  font-family:var(--font-display);font-weight:600;font-size:14px;
}
.skip-link:focus{left:0}

/* focus visibility */
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--accent);outline-offset:3px;border-radius:2px;
}

.eyebrow{
  font-family:var(--font-display);font-size:12px;font-weight:600;
  letter-spacing:.22em;text-transform:uppercase;color:var(--accent);
  display:inline-flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:28px;height:1px;background:var(--accent);display:inline-block}

/* ---------- Wordmark ---------- */
.wordmark{font-family:var(--font-display);font-weight:700;font-size:22px;letter-spacing:-.03em;display:inline-flex;align-items:center;color:#fff}
.wordmark.sm{font-size:18px}
.wordmark .x{position:relative;color:var(--accent);display:inline-block}
.wordmark .x::after{
  content:"";position:absolute;left:50%;top:-5px;transform:translateX(-50%) rotate(45deg);
  width:4px;height:4px;border-radius:50% 50% 50% 0;background:var(--accent);
}

/* ---------- Real logo on a light plate ----------
   The brand logo's lettering is navy + includes a flag; it would vanish on the
   dark header. We mount the real artwork (colors intact, no recolor filter) on a
   subtle near-white plate so it reads cleanly on the dark bar. */
.brand-logo{display:inline-flex;align-items:center;line-height:0;
  background:#fff;border-radius:6px;padding:6px 13px;
  box-shadow:0 1px 2px rgba(0,0,0,.18);transition:transform .2s ease,box-shadow .2s ease}
.brand-logo:hover{transform:translateY(-1px);box-shadow:0 4px 14px -4px rgba(0,0,0,.4)}
.brand-logo img{height:42px;width:auto;display:block}
.brand-logo.foot{padding:8px 15px;margin-bottom:20px}
.brand-logo.foot img{height:48px}

/* ---------- Buttons ---------- */
.btn{
  font-family:var(--font-display);font-weight:600;font-size:14px;
  display:inline-flex;align-items:center;gap:10px;
  padding:11px 20px;border-radius:var(--radius);
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
  cursor:pointer;border:none;letter-spacing:-.01em;line-height:1.2;
}
.btn-accent{background:var(--accent);color:#04222e}
.btn-accent:hover{background:var(--accent-2);transform:translateY(-1px);box-shadow:0 8px 24px -8px rgba(0,163,224,.6)}
.btn-accent svg{transition:transform .2s ease}
.btn-accent:hover svg{transform:translateX(3px)}
.btn-ghost{background:transparent;color:#fff;border:1px solid var(--line-dark)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}

/* ===================================================================
   Header
   =================================================================== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(14,20,25,.72);
  backdrop-filter:saturate(160%) blur(14px);
  -webkit-backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid var(--line-dark);
  transition:background .3s ease;
}
.site-header.scrolled{background:rgba(11,17,22,.94)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:var(--header-h)}
.primary-nav{display:flex;align-items:center;gap:30px}
.nav-link{
  font-size:14px;font-weight:500;color:var(--text-light);
  position:relative;padding:6px 0;transition:color .2s ease;
  display:inline-flex;align-items:center;gap:5px;
}
.nav-link:hover,.nav-link.active{color:#fff}
.nav-link::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:1.5px;background:var(--accent);transition:width .25s ease}
.nav-link:hover::after,.nav-link.active::after{width:100%}

/* Products dropdown */
.nav-dd{position:relative}
.nav-dd .caret{transition:transform .25s ease;opacity:.7}
.nav-dd:hover .caret,.nav-dd:focus-within .caret{transform:rotate(180deg)}
.dd-panel{
  position:absolute;top:calc(100% + 14px);left:50%;transform:translateX(-50%) translateY(8px);
  width:560px;max-width:78vw;
  background:rgba(17,24,31,.98);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border:1px solid var(--line-dark);border-radius:8px;
  padding:16px;box-shadow:0 30px 60px -24px rgba(0,0,0,.7);
  opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity .2s ease,transform .2s ease,visibility .2s;
}
.nav-dd:hover .dd-panel,.nav-dd:focus-within .dd-panel{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}
.dd-panel::before{content:"";position:absolute;top:-14px;left:0;right:0;height:14px}
.dd-all{display:block;font-family:var(--font-display);font-weight:600;font-size:13px;color:var(--accent);padding:6px 10px 12px;letter-spacing:.02em}
.dd-grid{display:grid;grid-template-columns:1fr 1fr;gap:2px}
.dd-item{display:flex;flex-direction:column;gap:2px;padding:10px 12px;border-radius:var(--radius);transition:background .18s ease}
.dd-item:hover{background:rgba(0,163,224,.1)}
.dd-name{font-size:13.5px;color:#fff;font-weight:500;line-height:1.25}
.dd-cat{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.05em;color:var(--text-light-muted);text-transform:uppercase}

.header-right{display:flex;align-items:center;gap:20px}
.menu-toggle{display:none;background:none;border:none;cursor:pointer;color:#fff;padding:6px}

/* Mobile menu */
.mobile-menu{
  position:fixed;inset:0;z-index:99;background:rgba(11,17,22,.99);
  backdrop-filter:blur(10px);padding:calc(var(--header-h) + 24px) 28px 40px;
  overflow-y:auto;opacity:0;transition:opacity .3s ease;
}
.mobile-menu.open{opacity:1}
.mobile-menu[hidden]{display:none}
.mobile-nav{display:flex;flex-direction:column;gap:4px;max-width:480px;margin:0 auto}
.m-link{font-family:var(--font-display);font-size:24px;font-weight:600;color:#fff;padding:14px 0;border-bottom:1px solid var(--line-dark)}
.m-sub-toggle{
  display:flex;align-items:center;justify-content:space-between;
  background:none;border:none;border-bottom:1px solid var(--line-dark);
  color:var(--text-light-muted);font-family:var(--font-display);font-size:14px;font-weight:500;
  letter-spacing:.08em;text-transform:uppercase;padding:14px 0;cursor:pointer;
}
.m-sub-toggle svg{transition:transform .25s ease}
.m-sub-toggle[aria-expanded="true"] svg{transform:rotate(180deg)}
.m-sub{display:flex;flex-direction:column;padding:6px 0 6px 14px;border-left:2px solid var(--accent-soft);margin:6px 0}
.m-sub[hidden]{display:none}
.m-sub a{color:var(--text-light);font-size:15px;padding:9px 0}
.m-cta{margin-top:22px;justify-content:center}

/* ===================================================================
   Generic section heads + breadcrumb + inner page header
   =================================================================== */
.sec-head{margin-bottom:54px}
.sec-head h2{font-size:clamp(28px,3.6vw,44px);margin-top:18px;letter-spacing:-.03em;max-width:18em}
.sec-head.center{text-align:center}
.sec-head.center .eyebrow{justify-content:center}
.sec-head.center h2{margin-left:auto;margin-right:auto}
.sec-head .lede{margin-top:18px;color:var(--text-muted);font-size:17px;max-width:46em}

/* blueprint grid texture (reused in all dark heros/sections) */
.blueprint{position:absolute;inset:0;opacity:.5;pointer-events:none;
  background-image:
    linear-gradient(rgba(199,206,214,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(199,206,214,.05) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(120% 100% at 70% 10%,#000 30%,transparent 85%);
  -webkit-mask-image:radial-gradient(120% 100% at 70% 10%,#000 30%,transparent 85%);
}

/* inner page dark hero */
.page-hero{background:var(--ink);color:#fff;padding:calc(var(--header-h) + 72px) 0 64px;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(90% 120% at 85% -10%,rgba(0,163,224,.16),transparent 55%)}
.page-hero .wrap{position:relative;z-index:2}
.page-hero h1{font-size:clamp(34px,5vw,58px);letter-spacing:-.035em;margin:16px 0 14px}
.page-hero .sub{color:var(--text-light);font-size:clamp(16px,1.5vw,19px);max-width:40em}

.breadcrumb{font-family:var(--font-mono);font-size:12px;letter-spacing:.04em;color:var(--text-light-muted);display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.breadcrumb a{color:var(--text-light-muted);transition:color .2s ease}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .sep{opacity:.5}
.breadcrumb .cur{color:var(--accent)}

/* ===================================================================
   HOME — Hero
   =================================================================== */
.hero{background:var(--ink);color:#fff;padding:calc(var(--header-h) + 96px) 0 120px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;
  background:
    radial-gradient(120% 90% at 80% -10%,rgba(0,163,224,.18),transparent 55%),
    radial-gradient(80% 70% at 15% 110%,rgba(31,182,230,.08),transparent 60%),
    linear-gradient(180deg,#0E1419 0%,#0b1116 100%);
}
.hero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center}
/* Full-bleed photo hero (live-site style): headline sits over the Getty image. */
.hero.has-bg .wrap{display:block}
.hero.has-bg .hero-copy{max-width:640px}
.hero.has-bg{padding-bottom:140px;min-height:min(82vh,720px);display:flex;align-items:center}
.hero h1{font-size:clamp(40px,6vw,76px);margin:22px 0 24px;letter-spacing:-.035em}
.hero h1 .grad{background:linear-gradient(180deg,#fff 30%,#9aa6b1 130%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.sub{font-size:clamp(17px,1.5vw,20px);color:var(--text-light);max-width:30em;margin-bottom:38px}
.hero-cta{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.hero-meta{display:flex;gap:8px;align-items:center;color:var(--text-light-muted);font-family:var(--font-mono);font-size:12px;letter-spacing:.04em}
.hero-meta .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent)}

/* brushed-steel panel visual */
.steel-panel{position:relative;aspect-ratio:4/5;border-radius:8px;overflow:hidden;border:1px solid var(--line-dark);background:linear-gradient(135deg,#1b242d,#0d1318);box-shadow:0 40px 80px -40px rgba(0,0,0,.8)}
.steel-panel .steel{position:absolute;inset:0;
  background:repeating-linear-gradient(98deg,#c7ced6 0 2px,#aeb7c0 2px 4px,#8a949e 4px 7px,#b9c1c9 7px 9px);
  opacity:.9;mask-image:linear-gradient(180deg,#000,transparent 92%);-webkit-mask-image:linear-gradient(180deg,#000,transparent 92%);filter:saturate(.7) brightness(1.02)}
.steel-panel .sheen{position:absolute;inset:0;background:linear-gradient(115deg,transparent 30%,rgba(255,255,255,.35) 47%,transparent 64%);mix-blend-mode:overlay}
.steel-panel .grade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,163,224,.12),transparent 40%,rgba(14,20,25,.55))}
.steel-panel .rivets{position:absolute;inset:16px;border:1px solid rgba(255,255,255,.14);border-radius:4px}
.steel-panel .rivets::before,.steel-panel .rivets::after{content:"";position:absolute;width:7px;height:7px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#eef2f5,#788591)}
.steel-panel .rivets::before{top:10px;left:10px;box-shadow:calc(100% - 17px) 0 0 #788591}
.steel-panel .rivets::after{bottom:10px;left:10px;box-shadow:calc(100% - 17px) 0 0 #788591}
.steel-panel .tag{position:absolute;left:18px;bottom:18px;right:18px;display:flex;justify-content:space-between;align-items:flex-end;font-family:var(--font-mono)}
.steel-panel .tag .g{font-size:12px;letter-spacing:.14em;color:#fff;font-weight:500}
.steel-panel .tag .n{font-size:11px;color:var(--accent);letter-spacing:.08em}

/* Hero lead photo — real equipment shot in a premium card with the spec tag. */
.hero-photo{position:relative;aspect-ratio:4/5;margin:0;border-radius:10px;overflow:hidden;
  border:1px solid var(--line-dark);background:linear-gradient(160deg,#fdfefe,#dfe5ea);
  box-shadow:0 40px 80px -40px rgba(0,0,0,.85)}
.hero-photo img{width:100%;height:100%;object-fit:cover;display:block}
.hero-photo .tag{position:absolute;left:0;right:0;bottom:0;display:flex;justify-content:space-between;
  align-items:center;gap:12px;padding:14px 18px;font-family:var(--font-mono);
  background:linear-gradient(transparent,rgba(11,17,22,.82))}
.hero-photo .tag .g{font-size:12px;letter-spacing:.14em;color:#fff;font-weight:500}
.hero-photo .tag .n{font-size:11px;color:var(--accent);letter-spacing:.08em}

/* ---------- Partners ---------- */
.partners{background:var(--ink);padding:0 0 70px;color:#fff}
.partners .label{text-align:center;margin-bottom:30px}
.partners .label h2{font-size:13px;font-weight:600;letter-spacing:.28em;text-transform:uppercase;color:var(--text-light-muted)}
.logo-row{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark)}
.logo-cell{display:flex;align-items:center;justify-content:center;padding:30px 16px;min-height:96px;border-right:1px solid var(--line-dark);font-family:var(--font-display);font-weight:700;font-size:17px;color:#fff;opacity:.5;filter:grayscale(1);transition:opacity .3s ease;text-align:center}
.logo-cell:last-child{border-right:none}
.logo-cell:hover{opacity:1}

/* ---------- Positioning ---------- */
.positioning{background:var(--surface);padding:120px 0;text-align:center}
.positioning .inner{max-width:880px;margin:0 auto}
.positioning h2{font-size:clamp(30px,4.2vw,52px);margin:24px 0 28px;letter-spacing:-.03em}
.positioning h2 .accent{color:var(--accent)}
.positioning p{font-size:clamp(17px,1.4vw,20px);color:var(--text-muted);max-width:46em;margin:0 auto}

/* Positioning with a supporting equipment photo alongside the statement. */
.positioning.has-media{text-align:left}
.positioning-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:center}
.positioning.has-media .inner{max-width:none;margin:0}
.positioning.has-media p{margin:0}
.positioning-media{margin:0;border-radius:12px;overflow:hidden;border:1px solid var(--line);
  aspect-ratio:5/4;background:linear-gradient(160deg,#ffffff,#e7ecf0);box-shadow:0 30px 60px -36px rgba(14,20,25,.4)}
.positioning-media img{width:100%;height:100%;object-fit:contain;padding:18px;display:block}

/* ---------- Spec cards (What Sets Us Apart 6 / capabilities) ---------- */
.section-pad{padding:30px 0 120px}
.section-pad.top{padding-top:110px}
.spec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden}
.spec-card{background:var(--surface-2);padding:40px 34px;position:relative;transition:background .3s ease}
.spec-card:hover{background:#fbfdfe}
.spec-card .ico{width:48px;height:48px;border-radius:6px;display:flex;align-items:center;justify-content:center;background:var(--ink);color:var(--accent);margin-bottom:24px;border:1px solid var(--line-dark)}
.spec-card .ico svg{width:24px;height:24px}
.spec-card h3{font-size:19px;margin-bottom:12px;letter-spacing:-.02em}
.spec-card p{font-size:14.5px;color:var(--text-muted);line-height:1.65}
.spec-card .idx{position:absolute;top:34px;right:34px;font-family:var(--font-mono);font-size:12px;color:var(--steel-2);letter-spacing:.05em}

/* ---------- Competitive Edge (metric band) ---------- */
.edge{background:var(--ink);color:#fff;padding:110px 0;overflow:hidden}
.edge::before{content:"";position:absolute;inset:0;background:radial-gradient(90% 120% at 100% 0%,rgba(0,163,224,.14),transparent 50%)}
.edge .wrap{position:relative;z-index:2}
.edge .sec-head h2{color:#fff}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-dark);border-top:1px solid var(--line-dark);margin-bottom:64px}
.stat{padding:36px 28px 36px 0}
.stat .num{font-family:var(--font-display);font-weight:700;font-size:clamp(40px,5vw,60px);color:#fff;letter-spacing:-.04em;line-height:1;display:flex;align-items:baseline;gap:2px}
.stat .num .u{color:var(--accent);font-size:.55em}
.stat .cap{margin-top:14px;font-size:13.5px;color:var(--text-light-muted);max-width:13em}
.edge-list{display:grid;grid-template-columns:repeat(2,1fr);gap:0 56px;list-style:none}
.edge-list li{display:flex;gap:16px;align-items:flex-start;font-size:16px;color:var(--text-light);line-height:1.55;padding:18px 0;border-top:1px solid var(--line-dark)}
.edge-list li .mark{flex:none;width:22px;height:22px;border-radius:50%;margin-top:2px;display:flex;align-items:center;justify-content:center;background:var(--accent-soft);color:var(--accent)}
.edge-list li .mark svg{width:13px;height:13px}

/* ---------- Commitment rows (What Sets Us Apart 5) ---------- */
.commit-rows{display:flex;flex-direction:column;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden}
/* Consistent grid: number | media-or-text | text. Rows without a photo let the
   text span columns 2–3 so there's no empty media gutter — image rows and
   text-only rows align cleanly in the same stack. */
.commit{display:grid;grid-template-columns:64px 300px 1fr;align-items:center;background:var(--surface-2);transition:background .3s ease}
.commit:hover{background:#fbfdfe}
.commit .n{font-family:var(--font-mono);font-size:14px;color:var(--accent);text-align:center;align-self:stretch;display:flex;align-items:center;justify-content:center;border-right:1px solid var(--line);background:var(--surface)}
.commit-text{padding:32px 36px 32px 32px}
.commit-text h3{font-size:20px;margin-bottom:10px;letter-spacing:-.02em}
.commit-text p{font-size:15px;color:var(--text-muted);line-height:1.65}
/* Text-only rows: span the media column too. */
.commit:not(.has-media) .commit-text{grid-column:2 / -1}
/* Image rows: cool-toned photo in the media column. */
.commit-media{margin:22px 0 22px 32px;border-radius:8px;overflow:hidden;border:1px solid var(--line);aspect-ratio:4/3;background:linear-gradient(160deg,#1b242d,#0d1318)}
.commit-media img{width:100%;height:100%;object-fit:cover;display:block}

/* ---------- Core Capabilities (4 dark cards) ---------- */
.caps{background:var(--ink-2);color:#fff;padding:120px 0}
.caps::before{content:"";position:absolute;inset:0;background:radial-gradient(70% 80% at 0% 0%,rgba(31,182,230,.1),transparent 55%)}
.caps .wrap{position:relative;z-index:2}
.caps .sec-head h2{color:#fff}
.cap-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.cap-card{border:1px solid var(--line-dark);border-radius:8px;padding:34px 28px 38px;background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,0));transition:transform .3s ease,border-color .3s ease;position:relative;overflow:hidden}
.cap-card:hover{transform:translateY(-4px);border-color:rgba(0,163,224,.4)}
.cap-card .ico{width:46px;height:46px;border-radius:6px;display:flex;align-items:center;justify-content:center;background:var(--accent-soft);color:var(--accent);margin-bottom:26px}
.cap-card .ico svg{width:24px;height:24px}
.cap-card h3{font-size:18px;margin-bottom:14px;color:#fff;letter-spacing:-.01em}
.cap-card p{font-size:14px;color:var(--text-light-muted);line-height:1.65}
.cap-card .bar{position:absolute;left:0;top:0;height:3px;width:0;background:var(--accent);transition:width .4s ease}
.cap-card:hover .bar{width:100%}

/* ===================================================================
   ABOUT
   =================================================================== */
.prose-section{background:var(--surface);padding:96px 0}
.prose-section.alt{background:var(--surface-2)}
.about-block{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;align-items:start;max-width:var(--maxw);margin:0 auto}
.about-block + .about-block{margin-top:64px;padding-top:64px;border-top:1px solid var(--line)}
.about-block h2{font-size:clamp(24px,3vw,34px);letter-spacing:-.025em}
.about-block .body{font-size:16.5px;color:var(--text-muted);line-height:1.75}
.about-block .body p + p{margin-top:16px}
.about-block ul{list-style:none;margin-top:18px;display:grid;gap:10px}
.about-block ul li{position:relative;padding-left:26px;color:var(--text-muted);font-size:16px}
.about-block ul li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:1px;background:var(--accent);transform:rotate(45deg)}

/* ===================================================================
   PRODUCTS INDEX (catalog)
   =================================================================== */
.catalog{background:var(--surface);padding:80px 0}
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cat-card{display:flex;flex-direction:column;background:var(--surface-2);border:1px solid var(--line);border-radius:8px;padding:28px 26px 24px;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;position:relative;overflow:hidden}
.cat-card:hover{transform:translateY(-4px);border-color:rgba(0,163,224,.45);box-shadow:0 24px 48px -28px rgba(14,20,25,.35)}
.cat-card .tag{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:16px}
.cat-card h3{font-size:20px;letter-spacing:-.02em;margin-bottom:10px}
.cat-card p{font-size:14.5px;color:var(--text-muted);line-height:1.6;flex:1}
.cat-card .view{margin-top:20px;font-family:var(--font-display);font-weight:600;font-size:14px;color:var(--accent);display:inline-flex;align-items:center;gap:8px}
.cat-card .view svg{transition:transform .2s ease}
.cat-card:hover .view svg{transform:translateX(3px)}

/* long-form capability blurbs on products index */
.capabilities-long{background:var(--surface-2);padding:96px 0;border-top:1px solid var(--line)}
.cap-long-grid{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden}
.cap-long{background:var(--surface-2);padding:36px 40px;display:grid;grid-template-columns:.5fr 1.5fr;gap:32px}
.cap-long h3{font-size:20px;letter-spacing:-.02em;color:var(--ink)}
.cap-long p{font-size:15px;color:var(--text-muted);line-height:1.75}

/* ===================================================================
   CONTACT
   =================================================================== */
.contact-wrap{background:var(--surface);padding:80px 0}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.contact-info .item{padding:22px 0;border-top:1px solid var(--line)}
.contact-info .item:first-child{border-top:none;padding-top:0}
.contact-info .k{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-muted);margin-bottom:6px}
.contact-info .v{font-family:var(--font-display);font-size:20px;font-weight:600;color:var(--ink)}
.contact-info .v a:hover{color:var(--accent)}
.contact-form{background:var(--surface-2);border:1px solid var(--line);border-radius:10px;padding:36px}
.form-row{margin-bottom:20px}
.form-row label{display:block;font-family:var(--font-display);font-size:13px;font-weight:600;color:var(--ink);margin-bottom:8px}
.form-row label .req{color:var(--accent)}
.form-row input,.form-row textarea{width:100%;font-family:var(--font-body);font-size:15px;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:13px 15px;transition:border-color .2s ease}
.form-row input:focus,.form-row textarea:focus{border-color:var(--accent);outline:none}
.form-row textarea{min-height:140px;resize:vertical}
.form-note{font-size:13px;color:var(--text-muted);margin-bottom:22px}
.form-note .req{color:var(--accent)}

/* ===================================================================
   BLOG
   =================================================================== */
.blog-wrap{background:var(--surface);padding:80px 0}
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{background:var(--surface-2);border:1px solid var(--line);border-radius:8px;overflow:hidden;transition:transform .25s ease,border-color .25s ease}
.post-card:hover{transform:translateY(-4px);border-color:rgba(0,163,224,.45)}
.post-card .thumb{aspect-ratio:16/9;background:linear-gradient(135deg,#1b242d,#0d1318);position:relative}
.post-card .thumb .blueprint{opacity:.4}
.post-card .body{padding:22px 24px 26px}
.post-card .meta{font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;color:var(--accent);text-transform:uppercase;margin-bottom:10px}
.post-card h3{font-size:18px;letter-spacing:-.02em;margin-bottom:8px}
.post-card p{font-size:14px;color:var(--text-muted)}
.empty-state{text-align:center;padding:80px 24px;border:1px dashed var(--line);border-radius:10px;background:var(--surface-2)}
.empty-state .ico{width:56px;height:56px;border-radius:8px;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;margin:0 auto 22px}
.empty-state h3{font-size:22px;margin-bottom:10px}
.empty-state p{color:var(--text-muted);max-width:34em;margin:0 auto}

/* ===================================================================
   PRODUCT DATASHEET
   =================================================================== */
.datasheet{background:var(--surface);padding:64px 0 100px}
.ds-layout{display:grid;grid-template-columns:300px 1fr;gap:48px;align-items:start}
.ds-aside{position:sticky;top:calc(var(--header-h) + 24px)}
.ds-chips{background:var(--surface-2);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.ds-chips .chip-head{background:var(--ink);color:#fff;padding:16px 20px;font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-light-muted)}
.ds-chip{padding:16px 20px;border-top:1px solid var(--line)}
.ds-chip:first-of-type{border-top:none}
.ds-chip .k{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);margin-bottom:5px}
.ds-chip .v{font-family:var(--font-display);font-size:15px;font-weight:600;color:var(--ink);line-height:1.3}
.ds-aside .quote-cta{margin-top:20px;width:100%;justify-content:center}

.ds-main > .block{padding-bottom:40px;margin-bottom:40px;border-bottom:1px solid var(--line)}
.ds-main > .block:last-child{border-bottom:none}
.ds-main h2{font-size:13px;font-family:var(--font-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--accent);font-weight:500;margin-bottom:20px;display:flex;align-items:center;gap:12px}
.ds-main h2::before{content:"";width:22px;height:1px;background:var(--accent)}
.ds-main p{font-size:16px;color:var(--text-muted);line-height:1.78}
.ds-main p + p{margin-top:16px}
.ds-feature-list,.ds-app-list{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:12px 28px}
.ds-feature-list li,.ds-app-list li{position:relative;padding-left:26px;font-size:15px;color:var(--text-dark);line-height:1.5}
.ds-feature-list li::before,.ds-app-list li::before{content:"";position:absolute;left:0;top:7px;width:8px;height:8px;border-radius:1px;background:var(--accent);transform:rotate(45deg)}
.ds-acc-list{list-style:none;display:flex;flex-wrap:wrap;gap:10px}
.ds-acc-list li{font-family:var(--font-mono);font-size:13px;color:var(--text-dark);background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);padding:8px 14px}

/* mono spec table */
.spec-table{width:100%;border-collapse:collapse;border:1px solid var(--line);border-radius:8px;overflow:hidden;font-family:var(--font-mono)}
.spec-table tr{border-bottom:1px solid var(--line)}
.spec-table tr:last-child{border-bottom:none}
.spec-table tr:nth-child(odd){background:var(--surface-2)}
.spec-table th{text-align:left;font-weight:500;font-size:13px;color:var(--text-muted);padding:14px 18px;width:40%;vertical-align:top;letter-spacing:.02em;border-right:1px solid var(--line)}
.spec-table td{font-size:13.5px;color:var(--ink);padding:14px 18px;font-weight:500}

.warranty-badge{display:inline-flex;align-items:center;gap:12px;background:var(--ink);color:#fff;border-radius:8px;padding:16px 22px;font-family:var(--font-display);font-weight:600;font-size:16px}
.warranty-badge .ico{color:var(--accent);display:flex}
.comparable-row{display:flex;flex-wrap:wrap;gap:10px}
.comparable-row .brand{font-family:var(--font-display);font-weight:500;font-size:14px;color:var(--text-muted);border:1px solid var(--line);border-radius:var(--radius);padding:8px 16px;background:var(--surface-2)}

.specs-pending{font-family:var(--font-mono);font-size:13px;color:var(--text-muted);background:var(--surface-2);border:1px dashed var(--line);border-radius:8px;padding:18px 20px}

.ds-quote{background:var(--ink);color:#fff;border-radius:12px;padding:44px;display:flex;justify-content:space-between;align-items:center;gap:28px;position:relative;overflow:hidden;margin-top:48px}
.ds-quote h2{font-size:clamp(22px,3vw,30px);color:#fff;font-family:var(--font-display);letter-spacing:-.02em;margin:0;text-transform:none}
.ds-quote h2::before{display:none}
.ds-quote p{color:var(--text-light-muted);margin-top:8px;font-size:15px}
.ds-quote .right{position:relative;z-index:2}
.ds-quote .left{position:relative;z-index:2}

/* ===================================================================
   Scroll reveal
   =================================================================== */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s cubic-bezier(.16,1,.3,1),transform .7s cubic-bezier(.16,1,.3,1)}
.reveal.in{opacity:1;transform:none}
[data-delay="1"]{transition-delay:.07s}
[data-delay="2"]{transition-delay:.14s}
[data-delay="3"]{transition-delay:.21s}
[data-delay="4"]{transition-delay:.28s}
[data-delay="5"]{transition-delay:.35s}

/* ===================================================================
   Footer
   =================================================================== */
.site-footer{background:var(--ink);color:#fff;padding:84px 0 32px;border-top:1px solid var(--line-dark)}
.foot-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:52px;border-bottom:1px solid var(--line-dark)}
.foot-brand .wordmark{font-size:28px;margin-bottom:18px}
.foot-brand p{color:var(--text-light-muted);font-size:14px;max-width:26em;margin-bottom:22px}
.foot-badge{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;color:var(--text-light-muted)}
.foot-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent)}
.foot-col h4{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--text-light-muted);margin-bottom:20px;font-weight:600;font-family:var(--font-display)}
.foot-col a,.foot-col .ln{display:block;color:var(--text-light);font-size:14.5px;margin-bottom:12px;transition:color .2s ease;width:fit-content}
.foot-col a:hover{color:var(--accent)}
.foot-col .ln strong{display:block;font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--text-light-muted);font-weight:600;margin-bottom:3px;font-family:var(--font-mono)}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:26px;flex-wrap:wrap;gap:14px}
.foot-bottom .copy{font-size:13px;color:var(--text-light-muted)}

/* ===================================================================
   Milestone 7 — self-hosted imagery + unified treatment
   =================================================================== */

/* Hero background photo (cool-graded) behind a dark overlay. */
.hero.has-bg::before{display:none}
.hero-bg{position:absolute;inset:0;z-index:0;
  background:#0b1116 url("/assets/img/backgrounds/hero.webp") center/cover no-repeat;
  filter:saturate(1.05) contrast(1.03);
}
/* Overlay darkens the left (headline legibility) while staying lighter on the
   right so the real cool-toned chiller-plant photo reads through. */
.hero-bg::after{content:"";position:absolute;inset:0;
  background:
    radial-gradient(120% 90% at 82% -10%,rgba(0,163,224,.20),transparent 55%),
    linear-gradient(95deg,rgba(11,17,22,.92) 0%,rgba(11,17,22,.66) 48%,rgba(11,17,22,.4) 100%),
    linear-gradient(180deg,rgba(14,20,25,.3) 0%,rgba(11,17,22,.7) 100%);
}

/* Unified cool grade applied to all photography. A subtle multiply overlay so
   every image reads as one art-directed system rather than a stock grab-bag. */
.graded{position:relative;overflow:hidden}
.graded img{filter:saturate(.9) contrast(1.02)}
.graded::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(170deg,rgba(0,163,224,.05),rgba(14,20,25,.06));
  mix-blend-mode:multiply;}

/* Partner wall: unify every logo to one monochrome light treatment so the row
   reads as a single trusted band (several source logos are black-on-transparent,
   so a white knockout — not "full colour" — is the legible choice on the dark
   band). Opacity lifts on hover. */
.logo-cell:has(.logo-img){opacity:1;filter:none}
.logo-img{max-height:38px;width:auto;max-width:100%;object-fit:contain;
  filter:brightness(0) invert(1);opacity:.5;
  transition:opacity .3s ease,transform .3s ease;}
.logo-cell{overflow:hidden}
.logo-cell:hover .logo-img{opacity:1;transform:translateY(-1px)}

/* Product datasheet lead figure (sticky aside). Aspect box → no layout shift. */
.ds-figure{margin-bottom:20px;border:1px solid var(--line);border-radius:10px;
  overflow:hidden;background:linear-gradient(160deg,#ffffff,#eaeef2);
  aspect-ratio:4/5;display:flex;align-items:center;justify-content:center;}
.ds-figure img{width:100%;height:100%;object-fit:contain;padding:20px}
.ds-figure.steel-panel{padding:0}
.ds-figure.steel-panel .steel,.ds-figure.steel-panel .sheen{position:absolute;inset:0}

/* Catalog card thumbnail. Aspect box → no layout shift. */
.cat-thumb{display:block;aspect-ratio:16/10;margin-bottom:20px;border:1px solid var(--line);
  border-radius:6px;overflow:hidden;background:linear-gradient(160deg,#ffffff,#eaeef2);}
.cat-thumb img{width:100%;height:100%;object-fit:contain;padding:16px}
.cat-thumb.steel-panel{aspect-ratio:16/10;position:relative}
.cat-thumb.steel-panel .steel,.cat-thumb.steel-panel .sheen{position:absolute;inset:0}

/* ===================================================================
   Reduced motion
   =================================================================== */
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  *{transition:none !important}
}

/* ===================================================================
   Responsive
   =================================================================== */
@media(max-width:1000px){
  .hero .wrap{grid-template-columns:1fr;gap:48px}
  .steel-panel,.hero-photo{max-width:380px}
  .positioning-grid{grid-template-columns:1fr;gap:40px}
  .positioning.has-media{text-align:center}
  .positioning-media{max-width:480px;margin:0 auto}
  .spec-grid,.cat-grid,.post-grid{grid-template-columns:repeat(2,1fr)}
  .cap-grid,.stat-grid{grid-template-columns:repeat(2,1fr)}
  .logo-row{grid-template-columns:repeat(3,1fr)}
  .logo-cell:nth-child(3){border-right:none}
  .foot-top{grid-template-columns:1fr 1fr}
  .foot-brand{grid-column:1/-1}
  .ds-layout{grid-template-columns:1fr}
  .ds-aside{position:static}
  .about-block{grid-template-columns:1fr;gap:18px}
  .cap-long{grid-template-columns:1fr;gap:12px}
  .contact-grid{grid-template-columns:1fr;gap:40px}
}
@media(max-width:740px){
  .wrap{padding:0 22px}
  .primary-nav,.header-right .btn{display:none}
  .menu-toggle{display:block}
  :root{--header-h:60px}
  .brand-logo{padding:5px 10px}
  .brand-logo img{height:32px}
  .edge-list{grid-template-columns:1fr}
  .commit,.commit.has-media{grid-template-columns:48px 1fr}
  .commit-text,.commit:not(.has-media) .commit-text{grid-column:2;padding:24px 22px 26px}
  .commit .n{align-items:flex-start;padding-top:26px}
  .commit-media{grid-column:2;margin:22px 22px 0;aspect-ratio:16/10}
  .spec-grid,.cap-grid,.cat-grid,.post-grid{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr 1fr}
  .logo-row{grid-template-columns:repeat(2,1fr)}
  .logo-cell:nth-child(odd){border-right:1px solid var(--line-dark)}
  .logo-cell:nth-child(even){border-right:none}
  .ds-feature-list,.ds-app-list{grid-template-columns:1fr}
  .ds-quote{flex-direction:column;align-items:flex-start;padding:32px}
  .cap-long{padding:28px 24px}
}
@media(max-width:420px){
  .stat-grid{grid-template-columns:1fr}
}