:root {
  --bg: #0d1117;
  --bg-soft: #171d25;
  --surface: #ffffff;
  --text: #1a1f26;
  --muted: #66707b;
  --line: #dce1e7;
  --accent: #f39a18;
  --accent-dark: #c87500;
  --white: #ffffff;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: 'Montserrat', Arial, sans-serif; color: var(--text); background: #fff; line-height: 1.6; }
a { color: inherit; text-decoration: none; }
.container { width: min(92%, var(--max)); margin: 0 auto; }

.topbar { position: sticky; top: 0; z-index: 20; background: rgba(13,17,23,.97); border-bottom: 1px solid rgba(255,255,255,.08); }
.topbar-inner { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; color: #fff; }
.brand-mark { width: 48px; height: 48px; display: grid; place-items: center; background: var(--accent); color: #111; font-weight: 800; clip-path: polygon(12% 0,100% 0,88% 100%,0 100%); }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text strong { font-size: 1rem; }
.brand-text small { color: #aab3bd; font-size: .7rem; margin-top: 4px; }
.nav { display: flex; gap: 24px; align-items: center; }
.nav a { color: #e7ebef; font-size: .9rem; font-weight: 600; }
.nav a:hover { color: var(--accent); }
.menu-toggle { display: none; background: transparent; color: #fff; border: 0; font-size: 1.8rem; }

.hero { min-height: 680px; display: grid; align-items: center; position: relative; overflow: hidden; background:
  linear-gradient(120deg, rgba(13,17,23,.97), rgba(13,17,23,.72)),
  radial-gradient(circle at 80% 20%, rgba(243,154,24,.35), transparent 32%),
  repeating-linear-gradient(135deg, #1a212a 0 18px, #11161d 18px 36px);
}
.hero::after { content: ''; position: absolute; right: -120px; bottom: -140px; width: 560px; height: 560px; border: 60px solid rgba(243,154,24,.11); border-radius: 50%; }
.hero-content { position: relative; z-index: 2; color: #fff; padding: 100px 0; max-width: 850px; }
.eyebrow { text-transform: uppercase; letter-spacing: .18em; font-size: .78rem; font-weight: 800; color: var(--accent); margin: 0 0 14px; }
.eyebrow.dark { color: var(--accent-dark); }
h1,h2,h3,p { margin-top: 0; }
h1 { font-size: clamp(2.5rem, 6vw, 5.2rem); line-height: 1.02; max-width: 1000px; margin-bottom: 26px; }
h2 { font-size: clamp(2rem, 4vw, 3.4rem); line-height: 1.12; margin-bottom: 26px; }
.hero-copy { max-width: 720px; color: #d2d8df; font-size: 1.15rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 24px; font-weight: 800; border-radius: 4px; transition: .2s ease; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--accent); color: #151515; }
.btn-secondary { border: 1px solid rgba(255,255,255,.35); color: #fff; }
.btn-light { background: #fff; color: #111; }

.section { padding: 96px 0; }
.split { display: grid; grid-template-columns: .95fr 1.05fr; gap: 70px; align-items: start; }
.text-block p { color: var(--muted); font-size: 1.03rem; }
.section-dark { background: var(--bg); color: #fff; }
.section-dark h2 { max-width: 800px; }
.cards { margin-top: 46px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.card { background: var(--bg-soft); padding: 28px; min-height: 245px; border: 1px solid rgba(255,255,255,.07); }
.card .icon { font-size: 2rem; color: var(--accent); margin-bottom: 28px; }
.card h3 { font-size: 1.05rem; margin-bottom: 14px; }
.card p { color: #b8c0c9; font-size: .92rem; }
.highlight-card { border-color: rgba(243,154,24,.75); background: linear-gradient(150deg, #211c15, #171d25); }

.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 42px; }
.feature { border-top: 4px solid var(--accent); padding-top: 22px; display: flex; gap: 15px; align-items: flex-start; }
.feature strong { font-size: 1.7rem; color: var(--accent-dark); }
.feature span { font-weight: 700; }

.cta-strip { background: var(--accent); padding: 54px 0; }
.cta-inner { display: flex; justify-content: space-between; align-items: center; gap: 30px; }
.cta-strip .eyebrow { color: #2c210f; }
.cta-strip h2 { color: #111; margin-bottom: 0; }

.contact-section { background: #f3f5f7; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: start; }
.contact-card { background: #fff; padding: 34px; border-left: 5px solid var(--accent); box-shadow: 0 18px 50px rgba(10,20,30,.08); }
.contact-card p { margin-bottom: 22px; color: var(--muted); }
.contact-card strong, .contact-card a { color: var(--text); }

.footer { background: #080b0f; color: #9aa4ae; padding: 28px 0; font-size: .82rem; }
.footer-inner { display: flex; justify-content: space-between; gap: 20px; }
.footer p { margin: 0; }
.whatsapp-float { position: fixed; right: 20px; bottom: 20px; z-index: 30; width: 58px; height: 58px; display: grid; place-items: center; border-radius: 50%; background: #25D366; color: white; font-size: 1.8rem; box-shadow: 0 12px 30px rgba(0,0,0,.25); }

@media (max-width: 900px) {
  .menu-toggle { display: block; }
  .nav { position: absolute; left: 0; right: 0; top: 78px; background: #0d1117; padding: 24px 4%; display: none; flex-direction: column; align-items: flex-start; }
  .nav.open { display: flex; }
  .split, .contact-grid { grid-template-columns: 1fr; gap: 35px; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .features { grid-template-columns: repeat(2, 1fr); }
  .cta-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 560px) {
  .brand-text small { display: none; }
  .hero { min-height: 610px; }
  .section { padding: 72px 0; }
  .cards, .features { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; }
}