/* =========================================================================
   AEROLLOY - Home page layout
   ========================================================================= */

/* ---------- NAV + FOOTER + CTA now live in site.css (shared chrome) ---------- */

/* Home-only heading down-scale (per review) */
.hero .display{ font-size:calc(clamp(37px, 6.3vw, 78px) * var(--display-scale)); }
.section .h1, .smtc .h1{ font-size:calc(clamp(30px, 4.9vw, 56px) * var(--display-scale)); }

/* ---------- HERO ---------- */
.hero{ position:relative; overflow:hidden; padding-top:clamp(96px, 13vw, 168px); padding-bottom:clamp(56px, 7vw, 96px); }
.hero::before{ content:""; position:absolute; inset:0; background:url(assets/smtc-cover.jpg) center 32%/cover no-repeat; filter:saturate(1.08) contrast(1.04); z-index:0; }
.hero::after{ content:""; position:absolute; inset:0; z-index:0; background:linear-gradient(90deg, rgba(16,18,22,0.82) 0%, rgba(16,18,22,0.60) 32%, rgba(16,18,22,0.22) 60%, rgba(16,18,22,0) 100%), linear-gradient(0deg, rgba(16,18,22,0.55) 0%, rgba(16,18,22,0.12) 34%, rgba(16,18,22,0) 62%); }
.hero > *{ position:relative; z-index:1; }
.hero__coords{ margin-top:clamp(28px,4vw,44px); color:var(--ink-soft); }
.hero__grid{ }
.hero__lead{ max-width:980px; }
.pill--live{ margin-bottom:34px; }
.hero__h{ margin-bottom:26px; max-width:14ch; }
.hero__dek{ max-width:62ch; margin-bottom:36px; }
.hero__cta{ display:flex; flex-wrap:wrap; gap:14px; }
/* hero on vibrant image: light text + scrim */
.hero .hero__h{ color:#fff; }
.hero .hero__dek{ color:rgba(255,255,255,0.86); }
.hero .hero__coords{ color:rgba(255,255,255,0.72); }
.hero .serif-accent{ color:var(--accent); }
.hero .btn-secondary{ color:#fff; border-color:rgba(255,255,255,0.55); }
.hero .btn-secondary:hover{ background:#fff; color:var(--ink); border-color:#fff; }

/* stats band */
.stats{
  margin-top:clamp(48px, 6vw, 78px);
  display:grid; grid-template-columns:repeat(4, 1fr);
  background:rgba(255,255,255,0.94);
  border:1px solid var(--hairline);
  border-top:2px solid var(--accent);
  border-radius:3px;
  box-shadow:0 1px 2px rgba(22,22,26,0.05), 0 22px 50px -20px rgba(22,22,26,0.28);
  overflow:hidden;
}
.stats__item{ position:relative; display:flex; align-items:baseline; gap:12px; padding:28px 30px; border-left:1px solid var(--hairline); transition:background var(--dur) var(--ease); }
.stats__item::before{ content:""; position:absolute; left:0; top:0; height:2px; width:0; background:var(--accent); transition:width var(--dur) var(--ease); }
.stats__item:hover{ background:var(--bg-alt); }
.stats__item:hover::before{ width:100%; }
.stats__item:hover .stats__n{ color:var(--accent); }
.stats__item:hover .stats__l{ color:var(--ink-soft); }
.stats__item:first-child{ border-left:0; }
.stats__n{ font-family:var(--font-display); font-weight:500; font-size:clamp(36px,4vw,52px); line-height:1; letter-spacing:-0.03em; color:var(--ink); transition:color var(--dur) var(--ease); }
.stats__plus{ color:var(--accent); }
.stats__l{ font-family:var(--font-mono); font-size:12px; letter-spacing:0.08em; text-transform:uppercase; color:var(--muted); transition:color var(--dur) var(--ease); }

/* hero film */

/* ---------- VALUE CHAIN ---------- */
.vc{ background:var(--bg-alt); border-top:1px solid var(--hairline); border-bottom:1px solid var(--hairline); }
.vc .sec-head{ margin-bottom:48px; }

.vc__rail{ position:relative; display:grid; grid-template-columns:repeat(6,1fr); gap:0; margin-bottom:6px; }
.vc__rail-line{ position:absolute; top:5px; left:8.33%; right:8.33%; height:1px; background:var(--hairline); }
.vc__node{
  position:relative; background:none; border:0; text-align:left;
  display:flex; flex-direction:column; gap:9px; padding:0 8px 0 0;
  color:var(--muted); transition:color var(--dur) var(--ease);
}
.vc__node-dot{ width:11px; height:11px; border-radius:50%; background:var(--bg-alt); border:1px solid var(--muted); transition:all var(--dur) var(--ease); position:relative; z-index:1; }
.vc__node-num{ font-family:var(--font-mono); font-size:12px; letter-spacing:0.06em; margin-top:6px; }
.vc__node-name{ font-family:var(--font-body); font-size:15px; font-weight:600; color:var(--ink); letter-spacing:-0.01em; transition:color var(--dur) var(--ease); }
.vc__node:hover .vc__node-dot{ border-color:var(--accent); }
.vc__node.is-active{ color:var(--accent); }
.vc__node.is-active .vc__node-dot{ background:var(--accent); border-color:var(--accent); box-shadow:0 0 0 4px color-mix(in srgb, var(--accent) 16%, transparent); }
.vc__node.is-active .vc__node-num{ color:var(--accent); }

/* site annotation row */
.vc__sites{ display:grid; grid-template-columns:repeat(6,1fr); margin-bottom:46px; height:30px; }
.vc__site{ position:relative; }
.vc__site-label{ font-family:var(--font-mono); font-size:10.5px; letter-spacing:0.06em; text-transform:uppercase; color:var(--muted); position:absolute; top:12px; white-space:nowrap; }
.vc__site::before{ content:""; position:absolute; top:0; height:8px; border-left:1px solid var(--hairline); border-right:1px solid var(--hairline); border-bottom:1px solid var(--hairline); }
.vc__site--smtc{ grid-column:1 / span 4; }
.vc__site--smtc::before{ left:0; right:6px; }
.vc__site--trac{ grid-column:5 / span 1; }
.vc__site--trac::before{ left:0; right:6px; border-color:color-mix(in srgb, var(--accent) 40%, var(--hairline)); }
.vc__site--trac .vc__site-label{ color:var(--accent); }
.vc__site--smtc2{ grid-column:6 / span 1; }
.vc__site--smtc2::before{ left:0; right:0; }

/* detail panel */
.vc__panel{ display:grid; grid-template-columns:1.05fr 0.95fr; gap:clamp(28px,5vw,64px); align-items:start; }
.vc__detail{ min-height:340px; }
.vc__detail-num{ font-family:var(--font-display); font-weight:500; font-size:clamp(56px,8vw,104px); line-height:0.9; letter-spacing:-0.04em; color:var(--ink); opacity:0.12; }
.vc__detail-name{ font-family:var(--font-display); font-weight:500; font-size:clamp(30px,3.6vw,44px); line-height:1.05; letter-spacing:-0.02em; margin-top:-14px; }
.vc__detail-body{ font-size:18px; line-height:1.62; color:var(--ink-soft); margin-top:22px; max-width:54ch; text-wrap:pretty; }
.vc__detail-meta{ display:flex; flex-wrap:wrap; gap:8px; margin-top:28px; }
.vc__chip{ font-family:var(--font-mono); font-size:11.5px; letter-spacing:0.04em; color:var(--ink-soft); border:1px solid var(--hairline); background:var(--bg); padding:6px 11px; border-radius:2px; }
.vc__detail-note{ font-family:var(--font-mono); font-size:12px; color:var(--muted); margin-top:20px; display:flex; align-items:center; gap:9px; }
.vc__detail-note::before{ content:""; width:14px; height:1px; background:var(--accent); }
.vc__detail.fade{ opacity:0; transform:translateY(6px); }
.vc__detail{ transition:opacity var(--dur) var(--ease), transform var(--dur) var(--ease); }
.vc__media{ position:sticky; top:96px; }
.vc__ph{ aspect-ratio:4/5; min-height:380px; transition:opacity var(--dur) var(--ease); }
.vc__ph.fade{ opacity:0.4; }
.vc__ph--photo{ background-size:cover !important; background-repeat:no-repeat !important; }
.vc__ph--photo::after{ content:""; position:absolute; inset:0; background:linear-gradient(to top, rgba(16,16,26,0.62) 0%, rgba(16,16,26,0.12) 34%, transparent 58%); pointer-events:none; }
.vc__ph--photo .ph__cap{ position:relative; z-index:1; color:#fff; }

/* ---------- CAPACITY ---------- */
.cap .sec-head{ margin-bottom:48px; }
.cap__grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:0; border-top:1px solid var(--hairline); border-left:1px solid var(--hairline); }
.cap__tile{ border-right:1px solid var(--hairline); border-bottom:1px solid var(--hairline); padding:30px 30px 26px; display:flex; flex-direction:column; min-height:248px; background:var(--bg); transition:background var(--dur) var(--ease); }
.cap__tile:hover{ background:var(--bg-alt); }
.cap__top{ display:flex; align-items:center; justify-content:space-between; gap:12px; margin-bottom:22px; }
.cap__code{ font-family:var(--font-mono); font-size:12px; font-weight:500; letter-spacing:0.12em; color:var(--ink); border:1px solid var(--hairline); padding:4px 9px; border-radius:2px; }
.cap__name{ font-family:var(--font-body); font-size:15px; font-weight:600; color:var(--ink-soft); letter-spacing:-0.01em; line-height:1.3; margin-bottom:auto; }
.cap__fig{ display:flex; align-items:baseline; gap:8px; margin-top:20px; }
.cap__n{ font-family:var(--font-display); font-weight:500; font-size:clamp(40px,4.4vw,56px); line-height:1; letter-spacing:-0.03em; color:var(--ink); }
.cap__unit{ font-family:var(--font-mono); font-size:13px; color:var(--muted); letter-spacing:0.04em; }
.cap__specs{ list-style:none; padding:0; margin:14px 0 0; display:flex; flex-direction:column; gap:3px; }
.cap__specs li{ font-family:var(--font-mono); font-size:12px; color:var(--muted); letter-spacing:0.01em; }
.cap__foot{ margin-top:14px; padding-top:14px; border-top:1px solid var(--hairline); }
.cap__note{ display:flex; align-items:center; justify-content:space-between; gap:20px; flex-wrap:wrap; margin-top:30px; }

/* ---------- SMTC (cream) ---------- */
.smtc{ background:var(--cream); padding-block:clamp(72px,10vw,132px); }
.smtc__grid{ display:grid; grid-template-columns:1.05fr 0.95fr; gap:clamp(36px,6vw,80px); align-items:center; }
.smtc__h{ margin:18px 0 30px; max-width:16ch; }
.smtc__list{ list-style:none; padding:0; margin:0 0 36px; display:flex; flex-direction:column; }
.smtc__list li{ display:grid; grid-template-columns:34px 1fr; gap:14px; align-items:start; padding:16px 0; border-top:1px solid color-mix(in srgb, var(--ink) 10%, transparent); font-size:16px; color:var(--ink-soft); line-height:1.5; }
.smtc__list li:last-child{ border-bottom:1px solid color-mix(in srgb, var(--ink) 10%, transparent); }
.smtc__k{ color:var(--accent); padding-top:3px; }
.smtc__ph.ph--smtc{ background-color:#ECE5D4; aspect-ratio:4/5; min-height:420px; position:relative; }
.smtc__coords{ position:absolute; top:16px; left:16px; right:16px; display:flex; justify-content:space-between; gap:12px; }
.ph--smtc{ background-image:radial-gradient(#CFC6B0 1.1px, transparent 1.2px); border-color:#DDD3BE; }
.smtc__ph--photo{ background-size:cover !important; background-repeat:no-repeat !important; background-position:52% 50% !important; }
.smtc__ph--photo::after{ content:""; position:absolute; inset:0; background:linear-gradient(to top, rgba(16,16,26,0.55) 0%, transparent 30%), linear-gradient(to bottom, rgba(16,16,26,0.42) 0%, transparent 24%); pointer-events:none; }
.smtc__ph--photo .smtc__coords .mono-label{ color:#fff; position:relative; z-index:1; }
.smtc__ph--photo .ph__cap{ position:relative; z-index:1; color:#fff; }

/* ---------- MARKETS ---------- */
.markets .sec-head{ margin-bottom:48px; }
.markets__grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:0; border-top:1px solid var(--hairline); }
.markets__card{ position:relative; overflow:hidden; padding:40px clamp(20px,5vw,72px) 40px 0; border-bottom:1px solid var(--hairline); display:flex; flex-direction:column; gap:14px; transition:background var(--dur) var(--ease); }
.markets__card::before{ content:""; position:absolute; left:0; top:0; height:100%; width:2px; background:var(--accent); transform:scaleY(0); transform-origin:top; transition:transform var(--dur) var(--ease); }
.markets__card:hover{ background:var(--bg-alt); }
.markets__card:hover::before{ transform:scaleY(1); }
.markets__card:hover .markets__num{ letter-spacing:0.14em; }
.markets__card:hover .h3{ color:var(--accent); }
.markets__card--photo{ min-height:300px; justify-content:flex-end; background-image:linear-gradient(to top, rgba(12,12,16,0.9) 0%, rgba(12,12,16,0.55) 38%, rgba(12,12,16,0.12) 72%, rgba(12,12,16,0.06) 100%), var(--mk-img); background-size:cover; background-position:var(--mk-pos, center); background-repeat:no-repeat; transition:background-image var(--dur) var(--ease); }
.markets__card--photo:hover{ background-image:linear-gradient(to top, rgba(12,12,16,0.86) 0%, rgba(12,12,16,0.4) 40%, rgba(12,12,16,0.02) 78%, rgba(12,12,16,0) 100%), var(--mk-img); }
.markets__card--photo .h3{ color:#fff; }
.markets__card--photo:hover .h3{ color:#fff; }
.markets__card--photo .lede{ color:rgba(255,255,255,0.9); }
.markets__card--photo .markets__num{ color:#fff; }
.markets__card:nth-child(odd){ border-right:1px solid var(--hairline); padding-right:clamp(28px,5vw,72px); padding-left:clamp(20px,3vw,32px); }
.markets__card:nth-child(even){ padding-left:clamp(28px,5vw,72px); }
.markets__num{ color:var(--accent); transition:letter-spacing var(--dur) var(--ease); }
.markets__card .h3{ transition:color var(--dur) var(--ease); }
.markets__card .lede{ max-width:46ch; }

/* ---------- CREDENTIALS ---------- */
.cred .sec-head{ margin-bottom:42px; }
.cred__certs{ display:flex; flex-wrap:wrap; gap:10px; padding-bottom:44px; margin-bottom:44px; border-bottom:1px solid var(--hairline); }
.cert{ font-family:var(--font-mono); font-size:12.5px; letter-spacing:0.02em; color:var(--ink-soft); border:1px solid var(--hairline); background:var(--bg); padding:9px 14px; border-radius:2px; transition:border-color var(--dur) var(--ease), color var(--dur) var(--ease), background var(--dur) var(--ease); }
.cert:hover{ border-color:var(--accent); color:var(--ink); background:var(--bg-alt); }
.cert--confirm{ color:var(--muted); border-style:dashed; }
.cert__flag{ color:var(--accent); font-size:10.5px; }
.cred__logos{ margin-bottom:54px; }
.cred__logos-head{ margin-bottom:18px; }
.cred__logo-row{ display:grid; grid-template-columns:repeat(6,1fr); gap:0; border:1px solid var(--hairline); }
.logo-slot{ aspect-ratio:3/2; display:flex; align-items:center; justify-content:center; border-right:1px solid var(--hairline); position:relative; background:var(--bg); transition:background-color var(--dur) var(--ease);
  background-image:radial-gradient(var(--grid-dot) 1px, transparent 1.1px); background-size:12px 12px; background-position:6px 6px; }
.logo-slot:hover{ background-color:var(--bg-alt); }
.logo-slot:hover .logo-slot__cap{ color:var(--ink-soft); }
.logo-slot--filled{ background-image:none; padding:20px 22px; }
.logo-slot--filled:hover{ background-color:var(--bg-alt); }
.logo-slot__img{ max-width:100%; max-height:40px; width:auto; height:auto; object-fit:contain; }
.logo-slot:last-child{ border-right:0; }
.logo-slot__cap{ font-family:var(--font-mono); font-size:10.5px; letter-spacing:0.02em; color:var(--muted); text-align:center; padding:8px; line-height:1.4; transition:color var(--dur) var(--ease); }
.cred__refs-head{ margin-bottom:18px; }
.cred__refs-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:0; border-top:1px solid var(--hairline); border-left:1px solid var(--hairline); }
.ref{ position:relative; overflow:hidden; border-right:1px solid var(--hairline); border-bottom:1px solid var(--hairline); padding:28px 26px 32px; display:flex; flex-direction:column; gap:11px; background:var(--bg-alt); transition:background var(--dur) var(--ease); }
.ref::before{ content:""; position:absolute; left:0; top:0; height:2px; width:0; background:var(--accent); transition:width var(--dur) var(--ease); }
.ref:hover{ background:var(--bg); }
.ref:hover::before{ width:100%; }
.ref:hover .ref__t{ color:var(--accent); }
.ref:hover .ref__num{ letter-spacing:0.02em; }
.ref__num{ color:var(--accent); font-size:13px; transition:letter-spacing var(--dur) var(--ease); }
.ref__t{ font-family:var(--font-body); font-size:17px; font-weight:600; letter-spacing:-0.01em; line-height:1.3; transition:color var(--dur) var(--ease); }
.ref__p{ font-size:14.5px; line-height:1.55; color:var(--muted); }
.cred__footnote{ margin-top:22px; }

/* ---------- PTC GROUP ---------- */
.ptc .sec-head{ margin-bottom:52px; }
.ptc__diagram{ display:flex; flex-direction:column; align-items:center; }
.ptc__parent{ width:min(520px,100%); padding:30px 34px; display:flex; flex-direction:column; align-items:center; gap:16px; text-align:center; border-top:2px solid var(--accent); }
.ptc__tags{ display:flex; flex-wrap:wrap; gap:8px 16px; justify-content:center; min-height:18px; }
.ptc__logo{ height:46px; width:auto; object-fit:contain; }
.ptc__logo--child{ height:42px; }
.ptc__logo--trac{ height:58px; mix-blend-mode:multiply; }
.ptc__role{ font-size:14px; color:var(--muted); font-family:var(--font-mono); letter-spacing:0.01em; line-height:1.5; }
.ptc__connector{ height:54px; width:100%; position:relative; max-width:760px; }
.ptc__stem{ position:absolute; top:0; left:50%; width:1px; height:27px; background:var(--hairline); transform:translateX(-0.5px); }
.ptc__bar{ position:absolute; top:27px; left:25%; right:25%; height:1px; background:var(--hairline); }
.ptc__drop{ position:absolute; top:27px; width:1px; height:27px; background:var(--hairline); }
.ptc__drop:nth-of-type(3){ left:25%; }
.ptc__drop:nth-of-type(4){ left:75%; }
.ptc__children{ display:grid; grid-template-columns:repeat(2,1fr); gap:24px; width:min(760px,100%); }
.ptc__child{ padding:30px; display:grid; grid-template-rows:auto 62px 1fr; align-items:center; justify-items:center; gap:16px; text-align:center; min-height:220px; }
.ptc__cta{ margin-top:40px; display:flex; justify-content:center; }

/* ---------- INSIGHTS ---------- */
.insights__head{ flex-direction:row; align-items:flex-end; justify-content:space-between; max-width:none; margin-bottom:46px; gap:30px; }
.insights__hublink{ flex:none; margin-bottom:8px; }
.insights__grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:30px; }
.insight{ display:flex; flex-direction:column; gap:0; }
.insight__ph{ aspect-ratio:16/10; margin-bottom:20px; }
.insight__ph--photo{ background-image:var(--in-img); background-size:cover; background-position:var(--in-pos, center); background-repeat:no-repeat; }
.insight__ph--photo .ph__cap{ display:none; }
.insight__ph--photo::after{ content:""; position:absolute; inset:0; background:rgba(16,16,26,0); transition:background var(--dur) var(--ease); }
.insight:hover .insight__ph--photo::after{ background:rgba(16,16,26,0.14); }
.insight__meta{ display:flex; align-items:center; gap:14px; margin-bottom:13px; }
.insight__meta .meta::before{ content:"·"; margin-right:14px; color:var(--hairline); }
.insight__t{ font-family:var(--font-display); font-weight:500; font-size:21px; line-height:1.22; letter-spacing:-0.015em; margin-bottom:12px; transition:color var(--dur) var(--ease); }
.insight:hover .insight__t{ color:var(--accent); }
.insight__d{ font-size:14.5px; line-height:1.6; color:var(--muted); }

/* ---------- EVENTS ---------- */
.events__grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:clamp(24px,3vw,40px); }
.event--card{ display:flex; flex-direction:column; border:1px solid var(--hairline); border-radius:3px; overflow:hidden; background:var(--bg); transition:box-shadow var(--dur) var(--ease); }
.event--card:hover{ box-shadow:0 1px 2px rgba(22,22,26,0.05), 0 18px 44px -22px rgba(22,22,26,0.3); }
.event__flyer{ width:100%; aspect-ratio:2/1; object-fit:cover; display:block; border-bottom:1px solid var(--hairline); }
.event__row{ display:flex; align-items:center; justify-content:space-between; gap:20px; padding:20px clamp(20px,2.5vw,28px); }
.event__main{ display:flex; flex-direction:column; gap:7px; }
.event__loc{ font-size:16px; color:var(--ink); font-weight:500; }
.event__row .confirm{ font-family:var(--font-mono); font-size:11.5px; letter-spacing:0.02em; color:var(--muted); }
.event__row .confirm__flag{ color:var(--accent); }
.event__row .link-arrow{ flex:none; }

/* ---------- RESPONSIVE ---------- */
@media (max-width:1080px){
  .nav__links{ display:none; }
  .nav__burger{ display:flex; }
  .nav__cta{ display:none; }
  .vc__panel{ grid-template-columns:1fr; }
  .vc__media{ position:static; }
  .vc__ph{ aspect-ratio:16/10; min-height:0; }
}
@media (max-width:860px){
  .cap__grid{ grid-template-columns:repeat(2,1fr); }
  .insights__grid{ grid-template-columns:1fr; gap:40px; }
  .cred__refs-grid{ grid-template-columns:repeat(2,1fr); }
  .cred__logo-row{ grid-template-columns:repeat(3,1fr); }
  .logo-slot:nth-child(3n){ border-right:0; }
  .logo-slot:nth-child(-n+3){ border-bottom:1px solid var(--hairline); }
  .smtc__grid{ grid-template-columns:1fr; }
  .smtc__ph.ph--smtc{ min-height:320px; }
  .ptc__children{ grid-template-columns:1fr; }
  .ptc__connector{ display:none; }
  .ptc__parent{ margin-bottom:24px; }
  .insights__head{ flex-direction:column; align-items:flex-start; }
}
@media (max-width:640px){
  .stats{ grid-template-columns:repeat(2,1fr); }
  .stats__item{ padding:20px; }
  .stats__item:nth-child(3){ border-left:0; }
  .stats__item:nth-child(-n+2){ border-bottom:1px solid var(--hairline); }
  .stats__item:first-child{ padding-left:20px; }
  .markets__grid{ grid-template-columns:1fr; }
  .markets__card:nth-child(odd){ border-right:0; padding-right:0; padding-left:clamp(20px,3vw,32px); }
  .markets__card:nth-child(even){ padding-left:0; }
  .events__grid{ grid-template-columns:1fr; }
  .cap__grid{ grid-template-columns:1fr; }
  .cred__refs-grid{ grid-template-columns:1fr; }
  .vc__rail{ overflow-x:auto; }
}