@import url("tokens.css");
@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700&display=swap");

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
/* The HTML `hidden` attribute must always win over any display:grid/flex
   utility class applied to the same element (e.g. .field-row) -- without
   this, elements like #calc-ratio-wrap stay visibly rendered even while
   hidden=true, since a matching class selector otherwise outranks the
   browser's default [hidden]{display:none} UA rule. */
[hidden]{display:none !important}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  font-family:var(--font-display);
  line-height:1.1;
  margin:0 0 .5em;
  font-weight:600;
  letter-spacing:-.01em;
}
p{margin:0 0 1em}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul{margin:0;padding:0;list-style:none}

:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.skip-link{
  position:absolute;left:12px;top:-48px;z-index:200;
  background:var(--accent);color:#04141a;font-weight:600;
  padding:10px 16px;border-radius:8px;transition:top .15s;
}
.skip-link:focus{top:12px}
label{display:block;font-size:.85rem;color:var(--text-muted);margin-bottom:0}
label input,label textarea{font-family:inherit;font-size:1rem}

.field{display:block;width:100%;margin-top:6px;padding:12px;border-radius:8px;border:1px solid var(--border);background:var(--bg);color:var(--text);font-family:inherit;font-size:1rem}
.field:focus{border-color:var(--accent)}
select.field{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%239a9aa5'%3E%3Cpath d='M5.5 7.5l4.5 4.5 4.5-4.5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:36px}
.checkbox-group{display:grid;grid-template-columns:1fr 1fr;gap:8px 16px;margin-top:6px}
@media(min-width:520px){.checkbox-group{grid-template-columns:1fr 1fr 1fr}}
.checkbox-item{display:flex;align-items:center;gap:8px;font-size:.9rem;color:var(--text)}
.checkbox-item input{width:16px;height:16px;accent-color:var(--accent)}
.field-row{display:grid;gap:16px}
@media(min-width:520px){.field-row{grid-template-columns:1fr 1fr}}
.honeypot-field{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-status{min-height:1.4em;margin-top:14px;font-size:.9rem}
.form-status--success{color:var(--accent-strong)}
.form-status--error{color:var(--accent-warm)}

.container{max-width:var(--container);margin:0 auto;padding:0 24px}
@media(min-width:900px){.container{padding:0 40px}}

.section{padding:64px 0}
@media(min-width:900px){.section{padding:96px 0}}
.section-alt{background:var(--bg-elevated)}

.eyebrow{
  color:var(--accent);
  font-family:var(--font-display);
  font-size:.8rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  margin-bottom:12px;
  display:block;
}
h1{font-size:clamp(2.5rem,6vw,5.25rem)}
h2{font-size:clamp(1.8rem,4vw,2.75rem)}
h3{font-size:clamp(1.2rem,2.4vw,1.5rem)}
.lede{font-size:clamp(1.05rem,1.6vw,1.25rem);color:var(--text-muted);max-width:60ch}

/* Header / Nav */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(10,10,13,.75);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 24px}
.nav__logo{flex-shrink:0}
.nav__logo img{height:26px;width:auto}
.nav__links{display:none;gap:28px;align-items:center}
.nav__links a{font-size:.92rem;font-weight:500;color:var(--text-muted);transition:color .15s}
.nav__links a:hover,.nav__links a.active{color:var(--text)}
.nav__actions{display:flex;align-items:center;gap:10px}
/* The "Log In" pill is dropped below 960px so Logo + primary CTA +
   menu toggle always fit without pushing the logo off-screen -- it's
   still reachable from the mobile dropdown panel. */
.nav__actions .btn-outline{display:none}
.nav__actions .btn-primary{padding:11px 16px;font-size:.85rem}
.nav__toggle{
  background:none;border:1px solid var(--border);color:var(--text);
  border-radius:8px;padding:8px 12px;font-size:1rem;cursor:pointer;
}
@media(min-width:960px){
  .nav{padding:18px 40px}
  .nav__logo img{height:34px}
  .nav__links{display:flex}
  .nav__toggle{display:none}
  .nav__actions{gap:14px}
  .nav__actions .btn-outline{display:inline-flex}
  .nav__actions .btn-primary{padding:13px 24px;font-size:.92rem}
}
.mobile-panel{display:none;flex-direction:column;gap:2px;padding:8px 24px 20px;border-bottom:1px solid var(--border)}
.mobile-panel.open{display:flex}
.mobile-panel a{padding:12px 0;border-bottom:1px solid var(--border);color:var(--text-muted)}
@media(min-width:960px){.mobile-panel{display:none !important}}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:999px;font-weight:600;font-size:.92rem;
  border:1px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .15s,background .15s;
  white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#04141a}
.btn-primary:hover{background:var(--accent-strong);box-shadow:var(--shadow-glow)}
.btn-outline{border-color:var(--border);color:var(--text)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent)}
.btn-warm{background:var(--accent-warm);color:#1a0500}
.btn-warm:hover{filter:brightness(1.1)}

/* Hero */
.hero{
  position:relative;min-height:92vh;display:flex;align-items:flex-end;
  background:linear-gradient(180deg,rgba(10,10,13,.4),rgba(10,10,13,.95)),var(--hero-img) center/cover no-repeat;
  padding:80px 0 64px;
}
.hero__inner{max-width:760px}
.hero .lede{color:#d8d8de}
.hero__ctas{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}

/* Grids / cards */
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:1fr}
.grid-3{grid-template-columns:1fr}
.grid-4{grid-template-columns:repeat(2,1fr)}
@media(min-width:720px){.grid-2{grid-template-columns:1fr 1fr}.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(min-width:960px){.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}}

.card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:28px;transition:border-color .15s,transform .15s;
}
.card:hover{border-color:var(--accent);transform:translateY(-2px)}
.card__icon{width:40px;height:40px;object-fit:contain;margin-bottom:16px;filter:invert(1) brightness(2)}
.card h3{margin-bottom:8px}
.card p{color:var(--text-muted);margin-bottom:0}
.card--primary{border-color:var(--accent);box-shadow:var(--shadow-glow)}

.card-project{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;aspect-ratio:4/3;
  background:#000;
}
.card-project img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.card-project:hover img{transform:scale(1.05)}
.card-project__overlay{
  position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;
  padding:24px;background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,.9));
}
.card-project__cat{color:var(--accent);font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;font-weight:600}
.card-project__title{font-family:var(--font-display);font-size:1.3rem;margin-top:4px}

.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.tag{
  font-size:.75rem;padding:4px 10px;border-radius:999px;border:1px solid var(--border);
  color:var(--text-muted);
}

/* Capability band (replaces fake counters) */
.cap-row{display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:720px){.cap-row{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1100px){.cap-row{grid-template-columns:repeat(4,1fr)}}
.cap-tile{border-top:2px solid var(--accent);padding-top:16px}
.cap-tile h4{font-family:var(--font-display);font-size:1.05rem;margin-bottom:6px}
.cap-tile p{color:var(--text-muted);font-size:.92rem;margin:0}

/* CTA band */
.cta-band{
  background:linear-gradient(120deg,var(--bg-elevated),var(--surface));
  border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:48px;text-align:center;
}
.cta-band h2{margin-bottom:12px}
.cta-band__actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:20px}

/* Breadcrumb */
.breadcrumb{color:var(--text-muted);font-size:.85rem;margin-bottom:20px}
.breadcrumb a{color:var(--text-muted)}
.breadcrumb a:hover{color:var(--accent)}

/* Footer */
.site-footer{border-top:1px solid var(--border);background:var(--bg-elevated);padding:64px 0 28px}
.footer-grid{display:grid;gap:36px;grid-template-columns:1fr}
@media(min-width:820px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}}
.footer-grid h4{font-family:var(--font-display);font-size:.95rem;margin-bottom:14px}
.footer-grid a,.footer-grid p{color:var(--text-muted);font-size:.92rem}
.footer-grid li{margin-bottom:8px}
.footer-grid a:hover{color:var(--accent)}
.footer-bottom{
  border-top:1px solid var(--border);margin-top:48px;padding-top:24px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  color:var(--text-muted);font-size:.82rem;
}
.footer-social{display:flex;gap:14px}

/* Sticky mobile CTA */
.mobile-cta{
  position:fixed;bottom:0;left:0;right:0;z-index:90;
  display:flex;gap:1px;background:var(--border);
}
.mobile-cta a{flex:1;text-align:center;padding:14px 8px;background:var(--bg-elevated);font-weight:600;font-size:.88rem}
.mobile-cta a.primary{background:var(--accent);color:#04141a}
@media(min-width:960px){.mobile-cta{display:none}}
body{padding-bottom:56px}
@media(min-width:960px){body{padding-bottom:0}}

/* Placeholder marker */
.placeholder{color:var(--text-muted);font-style:italic}

/* Blog card */
.post-card{border:1px solid var(--border);border-radius:var(--radius-lg);padding:26px;background:var(--surface)}
.post-card .eyebrow{margin-bottom:6px}

/* Utility */
.mt-0{margin-top:0}
.center{text-align:center}
.section-head{max-width:680px;margin:0 auto 48px}
.section-head.left{margin:0 0 48px}

/* Reveal animation */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s ease,transform .5s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* LED Wall Size Calculator */
.calc-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:32px 24px;
}
@media(min-width:720px){.calc-card{padding:40px}}
.calc-form{display:flex;flex-direction:column;gap:18px}
.calc-form .field-row{display:grid;gap:16px;grid-template-columns:1fr}
@media(min-width:640px){.calc-form .field-row{grid-template-columns:1fr 1fr}}
.calc-form select.field,.calc-form input.field{min-height:48px}
.calc-submit{margin-top:8px}
.calc-errors{
  list-style:disc;padding-left:20px;margin:16px 0 0;color:var(--accent-warm);
  font-size:.92rem;
}
.calc-errors:empty{display:none}

.calc-result{
  margin-top:32px;padding:32px 24px;border-radius:var(--radius-lg);
  background:linear-gradient(160deg,var(--bg-elevated),var(--surface));
  border:1px solid var(--accent);box-shadow:var(--shadow-glow);
  scroll-margin-top:100px;
}
@media(min-width:720px){.calc-result{padding:40px}}
.calc-result__dims{
  font-family:var(--font-display);font-weight:700;
  font-size:clamp(2.2rem,6vw,3.5rem);line-height:1;margin:10px 0 16px;color:var(--accent-strong);
}
.calc-result__panels{
  display:block;font-family:var(--font-body);font-weight:500;
  font-size:clamp(1rem,2.4vw,1.3rem);color:var(--text-muted);margin-top:6px;
}
@media(min-width:640px){.calc-result__panels{display:inline;margin-left:12px}}
.calc-result__meta{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.calc-result__suitability{font-size:1.05rem;max-width:60ch}
.calc-result__note{margin-top:8px;color:var(--text-muted);font-size:.9rem}
.calc-disclaimer{
  margin-top:20px;padding:16px 18px;border-radius:var(--radius);
  background:var(--bg);border:1px solid var(--border);
  font-size:.85rem;color:var(--text-muted);line-height:1.6;
}
.calc-diagram-wrap{margin-top:20px;padding:20px;border-radius:var(--radius);background:var(--bg);border:1px solid var(--border)}
.calc-diagram{width:100%;height:auto;display:block}
.calc-diagram__wall{fill:var(--surface-2)}
.calc-diagram__wall-border{fill:none;stroke:var(--accent);stroke-width:2}
.calc-diagram__grid{stroke:var(--border);stroke-width:1}
.calc-diagram__person circle,.calc-diagram__person rect{fill:var(--text-muted);opacity:.55}
.calc-diagram__ground{stroke:var(--border);stroke-width:1}
.calc-diagram__caption{margin:14px 0 0;font-size:.82rem;color:var(--text-muted);text-align:center}
.calc-cta h3{margin-bottom:6px}
.calc-cta p{color:var(--text-muted)}

.guide-steps{counter-reset:guide-step}
.guide-step{
  position:relative;padding-left:52px;margin-bottom:28px;
}
.guide-step::before{
  counter-increment:guide-step;content:counter(guide-step);
  position:absolute;left:0;top:0;width:36px;height:36px;border-radius:999px;
  background:var(--surface);border:1px solid var(--accent);color:var(--accent-strong);
  display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-weight:700;
}
.guide-step h3{margin-bottom:6px}
.guide-step p{color:var(--text-muted);margin:0}