:root{
  --red:#e8232a;
  --deep-red:#aa1118;
  --yellow:#ffc928;
  --gold:#ffcf3f;
  --ink:#181b1a;
  --muted:#5d6461;
  --paper:#f5f4ef;
  --soft:#efede7;
  --white:#fff;
  --line:#deddd7;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,Arial,sans-serif;color:var(--ink);background:var(--white);line-height:1.55}
a{color:inherit}

.site-header{height:88px;display:flex;align-items:center;justify-content:space-between;padding:0 5vw;background:#fff;position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(0,0,0,.08)}
.brand{display:flex;align-items:center;text-decoration:none;min-width:0;max-width:340px}
.brand-logo{width:100%;max-width:300px;height:auto;display:block}
.nav-links{display:flex;gap:30px}
.nav-links a{text-decoration:none;font-weight:600;font-size:.92rem}
.nav-links a:hover{color:var(--red)}
.menu-toggle{display:none;border:0;background:none;font-size:1.5rem}

.hero{min-height:690px;position:relative;display:flex;align-items:center;background-image:url('assets/hero-floor.png');background-size:cover;background-position:center}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(12,12,12,.91) 0%,rgba(12,12,12,.72) 46%,rgba(12,12,12,.28) 100%)}
.hero-content{position:relative;z-index:1;max-width:820px;padding:80px 5vw;color:#fff}
.eyebrow,.section-kicker{font-size:.78rem;font-weight:800;letter-spacing:.18em;color:var(--red);margin:0 0 18px;text-transform:uppercase}
.hero .eyebrow{color:var(--yellow)}
.hero-logo{display:block;width:min(420px,72vw);height:auto;margin:0 0 22px;filter:drop-shadow(0 10px 20px rgba(0,0,0,.18))}
h1{font-size:clamp(3rem,6.2vw,6.1rem);line-height:.98;letter-spacing:-.055em;margin:0 0 26px;max-width:900px}
h1 sup,h2 sup,h3 sup,p sup{font-size:.48em;vertical-align:top}
.hero-copy{font-size:1.12rem;max-width:690px;color:#efefef}
.hero-actions{display:flex;gap:14px;margin-top:34px}
.button{display:inline-flex;padding:14px 22px;border-radius:4px;text-decoration:none;font-weight:700;transition:.18s ease}
.primary{background:var(--red);color:#fff}
.primary:hover{background:var(--deep-red)}
.secondary{border:1px solid rgba(255,255,255,.65);color:#fff}
.secondary:hover{background:#fff;color:#111}

.intro{display:grid;grid-template-columns:.82fr 1.18fr;gap:10vw;padding:110px 7vw;background:var(--paper)}
h2{font-size:clamp(2.2rem,4vw,4.4rem);line-height:1.05;letter-spacing:-.045em;margin:0}
.intro-copy{font-size:1.12rem;color:var(--muted);max-width:760px}
.intro-copy p:first-child{margin-top:0}

.technology{display:grid;grid-template-columns:1fr 1fr;gap:4vw;padding:105px 7vw;background:linear-gradient(180deg,#fff 0%, #fbfaf6 100%)}
.technology-copy{padding:8px 0}
.technology-copy>p:not(.section-kicker){color:var(--muted);font-size:1.08rem}
.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:38px}
.feature-grid article{border-top:3px solid var(--red);padding-top:15px}
.feature-grid strong{display:block;font-size:1rem;margin-bottom:7px}
.feature-grid span{font-size:.92rem;color:var(--muted)}
.product-showcase{display:flex;align-items:center;justify-content:center}
.showcase-card{width:min(560px,100%);background:#fff;border-radius:26px;box-shadow:0 34px 70px rgba(0,0,0,.10);overflow:hidden;border:1px solid #f0e3a2}
.showcase-ribbon{background:linear-gradient(90deg,var(--red),#ff3b41);color:#fff;font-size:.82rem;font-weight:800;letter-spacing:.18em;padding:14px 22px}
.showcase-visual{background:linear-gradient(180deg,#ffe166 0%, #ffc928 100%);padding:28px;display:flex;justify-content:center;align-items:center;min-height:350px;position:relative;overflow:hidden}
.showcase-visual::after{content:'';position:absolute;inset:18px;border:1px solid rgba(255,255,255,.55);border-radius:18px;pointer-events:none}
.showcase-visual img{width:100%;max-width:470px;height:auto;display:block;border-radius:12px;box-shadow:0 18px 35px rgba(107,72,0,.18)}
.showcase-details{padding:28px 28px 30px;background:#fff}
.showcase-details h3{margin:0 0 10px;font-size:1.3rem}
.showcase-details p{margin:0;color:var(--muted)}

.installer-network{padding:110px 7vw;background:linear-gradient(180deg,#fff 0%, var(--soft) 100%)}
.light-section{max-width:850px}
.light-section>p:not(.section-kicker){color:var(--muted)}
.network-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:34px}
.network-grid article{background:#fff;border:1px solid #e3e0d8;padding:28px;min-height:240px;position:relative;overflow:hidden}
.network-grid article::before{content:'';position:absolute;left:0;top:0;width:100%;height:6px;background:linear-gradient(90deg,var(--red),var(--yellow))}
.network-grid h3{margin:14px 0 10px;font-size:1.3rem}
.network-grid p{margin:0;color:var(--muted);font-size:.95rem}

.applications{padding:110px 7vw;background:#111;color:#fff}
.section-heading{max-width:760px;margin-bottom:50px}
.section-heading>p:not(.section-kicker){color:#b9bfbc}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.cards article{background:#1c1f1e;padding:30px;min-height:280px;border:1px solid #2c302e}
.cards span{color:var(--yellow);font-size:.75rem;font-weight:800}
.cards h3{font-size:1.35rem;margin:34px 0 12px}
.cards p{font-size:.93rem;color:#b9bfbc}

.process{padding:100px 7vw;background:var(--paper)}
.compact{margin-bottom:35px}
.process-row{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid #bbb;border-bottom:1px solid #bbb}
.process-row div{padding:28px 12px;display:flex;align-items:center;gap:18px;border-right:1px solid #bbb}
.process-row div:last-child{border-right:none}
.process-row b{display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:var(--red);color:#fff}
.process-row span{font-size:1.2rem;font-weight:700}
.fine-print{font-size:.83rem;color:var(--muted);margin-top:20px}

.contact-section{display:grid;grid-template-columns:1.2fr .8fr;gap:8vw;padding:110px 7vw;background:var(--red);color:#fff}
.light{color:var(--yellow)}
.contact-section h2{max-width:700px}
.contact-section>div>p:not(.section-kicker){max-width:700px;color:#ffe9e9}
.contact-card{background:#fff;color:#111;padding:34px;align-self:center;box-shadow:0 20px 40px rgba(0,0,0,.08)}
.contact-card p{display:grid;grid-template-columns:80px 1fr;gap:15px;padding:14px 0;margin:0;border-bottom:1px solid var(--line)}
.contact-card p:last-child{border-bottom:0}
.contact-card span{font-size:.74rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.contact-card a{text-decoration:none;font-weight:700;overflow-wrap:anywhere;color:var(--red)}
.contact-card a:hover{color:var(--deep-red)}

footer{padding:45px 7vw;background:#0d0f0e;color:#ddd}
.footer-brand{font-weight:800;letter-spacing:.16em;color:#fff}
.legal{max-width:950px;font-size:.75rem;color:#8f9692;margin-top:22px}

@media(max-width:1100px){
  .network-grid,.cards{grid-template-columns:1fr 1fr}
}

@media(max-width:900px){
  .nav-links{display:none;position:absolute;top:88px;left:0;right:0;background:#fff;padding:22px 5vw;flex-direction:column;border-bottom:1px solid #ddd}
  .nav-links.open{display:flex}
  .menu-toggle{display:block}
  .hero{min-height:620px}
  .intro,.technology,.contact-section{grid-template-columns:1fr}
  .technology{gap:34px}
  .process-row{grid-template-columns:1fr 1fr}
  .process-row div:nth-child(2){border-right:none}
  .process-row div:nth-child(-n+2){border-bottom:1px solid #bbb}
}

@media(max-width:560px){
  .site-header{height:74px;padding:0 4vw}
  .brand{max-width:220px}
  .brand-logo{max-width:210px}
  .nav-links{top:74px}
  .hero-content{padding-top:65px}
  .hero-actions{flex-direction:column;align-items:flex-start}
  .intro,.technology,.applications,.process,.contact-section,.installer-network{padding:78px 6vw}
  .feature-grid,.cards,.network-grid{grid-template-columns:1fr}
  .process-row{grid-template-columns:1fr}
  .process-row div{border-right:none;border-bottom:1px solid #bbb}
  .process-row div:last-child{border-bottom:none}
  .contact-card{padding:24px}
  .contact-card p{grid-template-columns:1fr}
  .showcase-card{border-radius:18px}
  .showcase-visual{min-height:260px;padding:28px 18px}
}

/* Featured product image */
.showcase-card{width:min(650px,100%);background:transparent;border:0;border-radius:28px;box-shadow:0 32px 70px rgba(0,0,0,.14);overflow:hidden}
.featured-product-image{display:block;width:100%;height:auto}
@media(max-width:560px){.showcase-card{border-radius:20px}}