:root {
  --black: #0b0b0c;
  --panel: #151517;
  --panel-2: #1d1d20;
  --gold: #c9a227;
  --gold-light: #e7cf7e;
  --cream: #f2ede1;
  --muted: #a7a195;
  --maxw: 1140px;
  --radius: 10px;
  --serif: "Didot", "Georgia", "Times New Roman", serif;
  --sans: "Segoe UI", Tahoma, Geneva, Verdana, Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--sans); color: var(--cream); line-height: 1.65; background: var(--black); }
img, svg { max-width: 100%; height: auto; display: block; }
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

h1, h2, h3 { font-family: var(--serif); line-height: 1.15; font-weight: 600; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.3em; font-size: 0.75rem; font-weight: 700; color: var(--gold); margin: 0 0 14px; }
.eyebrow-center { text-align: center; }

.btn { display: inline-block; background: linear-gradient(135deg, var(--gold-light), var(--gold)); color: #1a1405; text-decoration: none; font-weight: 700; letter-spacing: 0.03em; padding: 14px 32px; border-radius: 999px; transition: transform .15s, box-shadow .2s; }
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 26px rgba(201,162,39,0.3); }

/* header */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(11,11,12,0.9); backdrop-filter: blur(8px); border-bottom: 1px solid rgba(201,162,39,0.18); }
.header-inner { display: flex; align-items: center; gap: 16px; min-height: 74px; }
.brand { z-index: 60; } .brand img { height: 42px; width: auto; }
.main-navigation { margin-left: auto; }
.primary-nav { list-style: none; display: flex; gap: 4px; margin: 0; padding: 0; }
.primary-nav a { display: block; padding: 10px 16px; color: var(--cream); text-decoration: none; font-weight: 600; font-size: 0.92rem; letter-spacing: 0.04em; border-radius: 6px; transition: color .2s; }
.primary-nav a:hover, .primary-nav a:focus { color: var(--gold); }
.nav-toggle { display: none; align-items: center; gap: 8px; margin-left: auto; z-index: 60; padding: 10px 15px; background: var(--gold); color: #1a1405; border: 0; border-radius: 8px; font: inherit; font-weight: 700; cursor: pointer; }
.nav-toggle-bars, .nav-toggle-bars::before, .nav-toggle-bars::after { display: block; width: 20px; height: 2px; background: #1a1405; position: relative; }
.nav-toggle-bars::before, .nav-toggle-bars::after { content: ""; position: absolute; left: 0; }
.nav-toggle-bars::before { top: -6px; } .nav-toggle-bars::after { top: 6px; }

/* hero */
.hero { padding: 84px 0; background: radial-gradient(130% 110% at 80% 10%, #26231a, var(--black) 70%); }
.hero-inner { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 40px; align-items: center; }
.hero-inner > * { min-width: 0; }
.hero-text h1 { margin: 0 0 20px; font-size: clamp(3rem, 8vw, 5.5rem); letter-spacing: 0.02em; background: linear-gradient(135deg, var(--gold-light), var(--gold)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-sub { margin: 0 0 30px; font-size: 1.2rem; color: var(--muted); max-width: 500px; }
.hero-art { justify-self: center; max-width: 260px; }
.hero-art svg { filter: drop-shadow(0 16px 30px rgba(201,162,39,0.35)); }

/* marca */
.marca { padding: 76px 0; background: var(--panel); }
.marca-inner { display: grid; grid-template-columns: 1fr 1.2fr; gap: 44px; align-items: center; }
.marca-inner > * { min-width: 0; }
.marca-inner img { width: 100%; border-radius: var(--radius); border: 1px solid rgba(201,162,39,0.2); }
.marca-text h2 { margin: 0 0 18px; font-size: clamp(1.8rem, 3.6vw, 2.6rem); color: var(--cream); }
.marca-text p { margin: 0 0 16px; color: #d9d3c6; }

/* colecoes */
.colecoes { padding: 76px 0 0; }
.colecoes h2 { text-align: center; margin: 0 auto 40px; font-size: clamp(1.8rem, 3.6vw, 2.6rem); color: var(--cream); }
.feature { margin: 0 0 44px; }
.feature img { width: 100%; }
.feature figcaption { text-align: center; color: var(--muted); font-style: italic; margin-top: 12px; padding: 0 22px; }
.col-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; padding-bottom: 76px; }
.col-grid > * { min-width: 0; }
.col-card { background: var(--panel-2); border: 1px solid rgba(201,162,39,0.18); border-radius: var(--radius); padding: 30px 26px; transition: transform .15s, border-color .2s; }
.col-card:hover { transform: translateY(-4px); border-color: var(--gold); }
.col-card h3 { margin: 0 0 10px; font-size: 1.3rem; color: var(--gold-light); }
.col-card p { margin: 0; color: var(--muted); font-size: 0.95rem; }

/* tecnologia */
.tecnologia { padding: 76px 0; background: var(--panel); }
.tecnologia-inner { display: grid; grid-template-columns: 1.2fr 1fr; gap: 44px; align-items: center; }
.tecnologia-inner > * { min-width: 0; }
.tecnologia-inner img { width: 100%; border-radius: var(--radius); border: 1px solid rgba(201,162,39,0.2); }
.tecnologia-text h2 { margin: 0 0 18px; font-size: clamp(1.7rem, 3.4vw, 2.4rem); color: var(--cream); }
.tecnologia-text p { margin: 0; color: #d9d3c6; }

/* contato */
.contato { padding: 76px 0; text-align: center; }
.contato h2 { margin: 0 auto 36px; font-size: clamp(1.7rem, 3.4vw, 2.4rem); color: var(--cream); }
.contato-list { list-style: none; margin: 0 auto; padding: 0; max-width: 560px; display: grid; gap: 14px; }
.contato-list li { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 24px; background: var(--panel-2); border: 1px solid rgba(201,162,39,0.18); border-radius: var(--radius); }
.contato-list span { text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.75rem; color: var(--gold); font-weight: 700; }
.contato-list a { color: var(--cream); text-decoration: none; font-weight: 600; font-size: 1.05rem; }
.contato-list a:hover { color: var(--gold-light); }

/* footer */
.site-footer { background: #060607; padding: 44px 0 32px; text-align: center; border-top: 1px solid rgba(201,162,39,0.18); }
.site-footer img { height: 40px; width: auto; margin: 0 auto 16px; }
.footer-text { color: var(--muted); margin: 0 0 16px; }
.copyright { font-size: 0.85rem; color: var(--muted); opacity: 0.8; margin: 0; }

/* responsive */
@media (max-width: 900px) {
  .hero-inner, .marca-inner, .tecnologia-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-art { order: -1; max-width: 180px; }
  .marca-text, .tecnologia-text { text-align: left; }
  .col-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
  .nav-toggle { display: inline-flex; }
  .header-inner { position: relative; }
  .main-navigation { position: absolute; top: 100%; left: 0; right: 0; background: var(--panel); border: 1px solid rgba(201,162,39,0.18); display: none; }
  .main-navigation.is-open { display: block; }
  .primary-nav { flex-direction: column; gap: 0; padding: 6px; }
  .col-grid { grid-template-columns: 1fr; }
  .contato-list li { flex-direction: column; align-items: flex-start; gap: 4px; }
}