/* ============================
   Thermabuild Living — Clean Luxury System
   ============================ */
:root{
  --bg:#07090c;
  --panel:#0b0f16;
  --panel2:#0f1624;
  --text:rgba(255,255,255,.90);
  --muted:rgba(255,255,255,.70);
  --muted2:rgba(255,255,255,.58);
  --line:rgba(255,255,255,.10);
  --accent:#7CFFB2;
  --accent2:#7CC7FF;
  --shadow: 0 18px 60px rgba(0,0,0,.55);
  --radius:18px;
  --radius-lg:26px;
  --max: 1120px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x:hidden;
}
a{color:inherit}
img{max-width:100%;height:auto;display:block}

.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}

/* ---------- Nav ---------- */
.nav{
  position:sticky; top:0; z-index:50;
  background: rgba(7,9,12,.72);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 14px 0;
  gap: 16px;
}
.nav-logo{
  display:flex;
  align-items:center;
  gap: 12px;
  text-decoration:none;
}
.nav-logo img{height:60px;width:auto;display:block;} /* using premium wordmark until real logo file provided */
.wordmark .name{
  font-weight: 950;
  letter-spacing: .10em;
  text-transform: uppercase;
  font-size: 14px;
  color: rgba(255,255,255,.92);
}
.wordmark .tag{
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: rgba(255,255,255,.55);
  margin-top: 5px;
}
.nav-links{
  display:flex;
  align-items:center;
  gap: 10px;
}
.nav-links a{
  text-decoration:none;
  font-weight: 700;
  font-size: 13px;
  letter-spacing:.06em;
  text-transform: uppercase;
  color: rgba(255,255,255,.78);
  padding: 10px 12px;
  border-radius: 12px;
  border:1px solid transparent;
  transition: background .18s ease, border-color .18s ease, transform .18s ease, color .18s ease;
}
.nav-links a:hover{
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.10);
  transform: translateY(-1px);
  color:#fff;
}
.nav-links a.active{
  background: rgba(124,255,178,.12);
  border-color: rgba(124,255,178,.22);
  color:#fff;
}

.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.06);
  color:#fff;
  align-items:center;
  justify-content:center;
  cursor:pointer;
}
@media (max-width: 860px){
  .nav-toggle{display:inline-flex}
  .nav-links{
    position:absolute;
    left:20px; right:20px;
    top:68px;
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    padding: 12px;
    border-radius: var(--radius);
    background: rgba(11,15,22,.92);
    border:1px solid rgba(255,255,255,.10);
    box-shadow: var(--shadow);
    display:none;
  }
  .nav.open .nav-links{display:flex}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  min-height: 78vh;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.hero .bg{
  position:absolute; inset:0;
  background-image:url('images/hero.jpg');
  background-size:cover;
  background-position:center;
  transform: scale(1.06);
  filter: contrast(1.05) saturate(1.02);
}
.hero .bg::after{
  content:"";
  position:absolute; inset:0;
  background:
    radial-gradient(900px 520px at 20% 0%, rgba(124,255,178,.16), transparent 55%),
    radial-gradient(900px 520px at 80% 10%, rgba(124,199,255,.12), transparent 55%),
    linear-gradient(180deg, rgba(0,0,0,.22) 0%, rgba(0,0,0,.82) 70%, rgba(0,0,0,.92) 100%);
}
.hero .inner{position:relative; z-index:2; padding: 120px 0 90px;}
.eyebrow{
  display:inline-flex; align-items:center; gap:10px;
  padding:10px 14px;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.04);
  border-radius:999px;
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(255,255,255,.72);
}
.eyebrow .dot{
  width:8px;height:8px;border-radius:999px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  box-shadow: 0 0 18px rgba(124,255,178,.25);
}
h1{
  font-size: clamp(34px, 4.8vw, 62px);
  line-height: 1.02;
  letter-spacing: -.02em;
  margin: 18px 0 12px;
}
.lead{
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted);
  margin: 0 0 22px;
}
.actions{display:flex; gap:12px; flex-wrap:wrap; align-items:center}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding: 14px 18px;
  border-radius: 14px;
  text-decoration:none;
  font-weight: 900;
  letter-spacing:.02em;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.06);
  color:#fff;
  box-shadow: 0 10px 38px rgba(0,0,0,.45);
  transition: transform .18s ease, background .18s ease, border-color .18s ease, filter .18s ease;
}
.btn:hover{transform: translateY(-2px); background: rgba(255,255,255,.10); border-color: rgba(255,255,255,.22)}
.btn.primary{
  background: linear-gradient(135deg, rgba(124,255,178,.18), rgba(124,199,255,.16));
  border-color: rgba(124,255,178,.34);
}
.note{
  margin-top: 18px;
  font-size: 13px;
  color: var(--muted2);
  line-height: 1.7;
}

/* ---------- Sections ---------- */
.section{padding: 88px 0; border-bottom:1px solid rgba(255,255,255,.06)}
.section.tight{padding: 68px 0}
.h2{
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1.15;
  letter-spacing:-.02em;
  margin: 14px 0 10px;
}
.p{margin:0; color: var(--muted); line-height:1.85; max-width: 86ch}

.grid3{
  display:grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 18px;
  margin-top: 26px;
}
@media (max-width: 980px){ .grid3{grid-template-columns:1fr} }

.card{
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border: 1px solid rgba(255,255,255,.10);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow);
}
.card h3{margin:0 0 10px; font-size:18px; letter-spacing:-.01em}
.card p{margin:0; color: var(--muted); line-height:1.75; font-size:14.5px}

.collection{
  display:grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 18px;
  margin-top: 26px;
}
@media (max-width: 980px){ .collection{grid-template-columns:1fr} }
.tile{
  overflow:hidden;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.18);
  box-shadow: var(--shadow);
}
.tile .img{
  height: 220px;
  background-size: cover;
  background-position: center;
}
.tile .body{padding: 18px}
.tile .title{margin:0 0 8px; font-weight: 950; letter-spacing:-.01em}
.tile .desc{margin:0; color: var(--muted); line-height:1.75; font-size:14.5px}
.pills{display:flex; gap:10px; flex-wrap:wrap; margin-top: 12px}
.pill{
  padding: 9px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.05);
  color: rgba(255,255,255,.78);
  font-size: 12px;
  letter-spacing:.06em;
  text-transform: uppercase;
}

/* ---------- Footer ---------- */
.footer{
  padding: 28px 0;
  border-top: 1px solid rgba(255,255,255,.08);
  background: rgba(0,0,0,.18);
}
.footer .small{
  color: rgba(255,255,255,.62);
  line-height:1.8;
  font-size: 13px;
}

/* Minimal reveal (subtle) */
.reveal{opacity:1; transform:none}


/* Real Logo Styling */
.nav-logo img{
  height: 60px;
  width: auto;
  display: block;
  filter: drop-shadow(0 12px 30px rgba(0,0,0,.35));
}
.nav-logo{
  gap:16px;
}
.wordmark{display:none;} /* hide fallback wordmark now */


/* ===== Developer Grade Polish Pack ===== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&family=Fraunces:opsz,wght@9..144,600;9..144,700&display=swap');

body{
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  text-rendering: optimizeLegibility;
}
h1, .h2, h2, .hero h1{
  font-family: Fraunces, Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}
:root{
  --max: 1180px;
  --shadow: 0 22px 70px rgba(0,0,0,.58);
  --shadow2: 0 12px 40px rgba(0,0,0,.35);
  --line: rgba(255,255,255,.09);
}

.wrap{max-width:var(--max)}

/* Better rhythm */
.section{padding: 96px 0; border-bottom: 1px solid rgba(255,255,255,.05);}
.section.tight{padding: 76px 0;}
.p, p, .lead{max-width: 90ch}

/* Card polish */
.card, .tile{
  box-shadow: var(--shadow2);
}
.card{
  padding: 26px;
}
.tile .img{
  height: 240px;
  transform: translateZ(0);
}
.tile{
  transition: transform .18s ease, filter .18s ease, border-color .18s ease;
}
.tile:hover{
  transform: translateY(-3px);
  border-color: rgba(124,255,178,.22);
}

/* Buttons: more premium */
.btn{
  border-radius: 16px;
  padding: 14px 20px;
}
.btn.primary{
  box-shadow: 0 18px 60px rgba(0,0,0,.45);
}
.btn:hover{filter: brightness(1.04);}

/* Nav: cleaner alignment + active underline */
.nav{border-bottom:1px solid var(--line);}
.nav-links a{
  border: 1px solid transparent;
}
.nav-links a.active{
  position:relative;
}
.nav-links a.active::after{
  content:"";
  position:absolute;
  left:12px; right:12px;
  bottom:6px;
  height:2px;
  border-radius:999px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  opacity:.9;
}

/* Hero: cinematic spacing */
.hero{min-height: 84vh;}
.hero .inner{padding: 132px 0 98px;}
.hero .bg{filter: contrast(1.06) saturate(1.03);}
.note{max-width: 90ch}

/* Footer: less clutter */
.footer .small b{font-weight:800}