:root {
  --steel-900: #11161d;
  --steel-800: #1b2330;
  --steel-700: #283447;
  --steel-100: #f3f5f8;
  --accent: #f59e0b;
  --accent-dark: #d97706;
  --text-muted: #5b6573;
}

body {
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: #1f2733;
  background-color: #ffffff;
}

h1, h2, h3, h4, h5, h6, .display-1, .display-2, .display-3, .display-4 {
  font-family: "Oswald", "Inter", sans-serif;
  letter-spacing: 0.3px;
}

.text-accent { color: var(--accent) !important; }
.bg-steel { background-color: var(--steel-900) !important; }
.bg-steel-800 { background-color: var(--steel-800) !important; }
.bg-light-soft { background-color: var(--steel-100) !important; }

.btn-accent {
  background-color: var(--accent);
  border-color: var(--accent);
  color: #11161d;
  font-weight: 600;
}
.btn-accent:hover {
  background-color: var(--accent-dark);
  border-color: var(--accent-dark);
  color: #11161d;
}
.btn-outline-accent {
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 600;
}
.btn-outline-accent:hover {
  background-color: var(--accent);
  color: #11161d;
}

/* Top bar */
.topbar {
  background-color: var(--steel-900);
  color: #c6cdd8;
  font-size: 0.85rem;
}
.topbar a { color: #c6cdd8; text-decoration: none; }
.topbar a:hover { color: var(--accent); }

/* Navbar */
.navbar-brand-text { font-family: "Oswald", sans-serif; font-weight: 700; letter-spacing: 1px; }
.navbar .nav-link { font-weight: 600; color: #283447 !important; }
.navbar .nav-link:hover, .navbar .nav-link.active { color: var(--accent-dark) !important; }
.brand-mark {
  width: 44px; height: 44px;
  background: var(--accent);
  color: #11161d;
  display: flex; align-items: center; justify-content: center;
  font-family: "Oswald", sans-serif; font-weight: 700; font-size: 1.4rem;
  border-radius: 6px;
}

/* Hero */
.hero {
  position: relative;
  background: linear-gradient(rgba(17,22,29,0.78), rgba(17,22,29,0.86)),
    url('/static/img/hero.png') center/cover no-repeat;
  color: #fff;
}
.hero .badge-accent {
  background: rgba(245,158,11,0.15);
  color: var(--accent);
  border: 1px solid rgba(245,158,11,0.4);
}

/* Section helpers */
.section { padding: 4.5rem 0; }
.section-label {
  color: var(--accent-dark);
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  font-size: 0.8rem;
}

/* Cards */
.card-product {
  border: 1px solid #e6e9ee;
  border-radius: 10px;
  overflow: hidden;
  transition: transform .2s ease, box-shadow .2s ease;
  height: 100%;
}
.card-product:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(17,22,29,0.12);
}
.card-product .card-img-wrap {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--steel-100);
}
.card-product .card-img-wrap img {
  width: 100%; height: 100%; object-fit: cover;
}

.feature-icon {
  width: 56px; height: 56px;
  background: rgba(245,158,11,0.12);
  color: var(--accent-dark);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
}

.stat-number { font-family: "Oswald", sans-serif; font-size: 2.6rem; color: var(--accent); line-height: 1; }

.page-header {
  background: linear-gradient(rgba(17,22,29,0.85), rgba(17,22,29,0.85)),
    url('/static/img/hero.png') center/cover no-repeat;
  color: #fff;
  padding: 3.5rem 0;
}

.ref-logo {
  height: 90px;
  display: flex; align-items: center; justify-content: center;
  background: #fff;
  border: 1px solid #e6e9ee;
  border-radius: 10px;
  font-family: "Oswald", sans-serif;
  font-weight: 600;
  color: var(--steel-700);
  text-align: center;
  padding: 1rem;
}

footer .footer-link { color: #aeb6c2; text-decoration: none; }
footer .footer-link:hover { color: var(--accent); }

.cat-pill { transition: all .15s ease; }
.cat-pill.active, .cat-pill:hover {
  background: var(--accent) !important;
  color: #11161d !important;
  border-color: var(--accent) !important;
}

/* WhatsApp */
.btn-whatsapp {
  background-color: #25d366;
  border-color: #25d366;
  color: #ffffff;
  font-size: 1.15rem;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.btn-whatsapp:hover {
  background-color: #1da851;
  border-color: #1da851;
  color: #ffffff;
}

.whatsapp-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 1040;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: #25d366;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.7rem;
  box-shadow: 0 8px 20px rgba(37, 211, 102, .45);
  transition: transform .15s ease, background-color .15s ease;
}
.whatsapp-float:hover {
  background-color: #1da851;
  color: #ffffff;
  transform: scale(1.08);
}

.about-text p:last-child { margin-bottom: 0; }