:root {
  --bg: #f4f7fb;
  --surface: rgba(255,255,255,0.88);
  --text: #162033;
  --muted: #60708a;
  --line: #d8e0eb;
  --blue: #0b5ed7;
  --blue-strong: #0a459e;
  --green: #0d8f45;
  --shadow: 0 18px 42px rgba(15, 32, 66, 0.10);
  --radius: 22px;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, Arial, Helvetica, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top right, rgba(11, 94, 215, 0.08), transparent 25%),
    radial-gradient(circle at top left, rgba(13, 143, 69, 0.06), transparent 20%),
    var(--bg);
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
.container { width: min(100% - 32px, var(--container)); margin: 0 auto; }
.skip-link { position: absolute; left: -9999px; top: auto; }
.skip-link:focus { left: 16px; top: 16px; background: #fff; padding: 10px 14px; border-radius: 10px; z-index: 1000; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(244, 247, 251, 0.88);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(216, 224, 235, 0.8);
}
.header-inner {
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.brand img { height: 52px; width: auto; }
.main-nav { display: flex; align-items: center; gap: 22px; font-weight: 700; color: var(--muted); }
.main-nav a:hover { color: var(--text); }
.nav-cta {
  padding: 12px 18px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--blue), var(--blue-strong));
  color: #fff;
  box-shadow: 0 12px 26px rgba(11, 94, 215, 0.22);
}
.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
  border-radius: 999px;
  min-height: 42px;
  padding: 0 16px;
  font-weight: 700;
}
.card-surface {
  background: var(--surface);
  border: 1px solid rgba(216, 224, 235, 0.92);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero { padding: 24px 0 6px; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 20px;
  align-items: center;
}
.hero-copy { padding: 18px 0; }
.eyebrow, .section-tag {
  display: inline-flex;
  margin-bottom: 10px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 800;
  color: var(--blue);
}
.hero h1, .section-head h2, .liberty h2, .contact h2 {
  margin: 0 0 12px;
  line-height: 1.05;
}
.hero h1 { font-size: clamp(2rem, 4vw, 3.4rem); }
.hero p, .product-content p, .liberty p, .contact p { color: var(--muted); line-height: 1.6; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 18px; }
.hero-contact { padding: 24px; display: grid; gap: 8px; }
.hero-contact strong { font-size: 1.2rem; }
.hero-contact span { color: var(--muted); }
.section { padding: 18px 0 30px; }
.compact-head { margin-bottom: 18px; }
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 20px;
}
.section-head h2, .liberty h2, .contact h2 { font-size: clamp(1.8rem, 3vw, 2.8rem); }
.product-filters { display: flex; gap: 10px; flex-wrap: wrap; }
.filter-btn {
  min-height: 42px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--muted);
  cursor: pointer;
  font-weight: 700;
}
.filter-btn.is-active { background: #122341; border-color: #122341; color: #fff; }
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}
.product-card.hidden { display: none; }
.product-image {
  aspect-ratio: 1 / 1;
  background: linear-gradient(180deg, #f7fbff, #edf3fb);
  border-radius: 22px 22px 0 0;
  overflow: hidden;
}
.product-image img { width: 100%; height: 100%; object-fit: cover; }
.product-content { padding: 20px; }
.card-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(13, 143, 69, 0.10);
  color: var(--green);
  font-size: 12px;
  font-weight: 800;
}
.product-content h3 { margin: 12px 0 10px; font-size: 1.35rem; }
.liberty-grid, .contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
}
.liberty-points, .whatsapp-form { padding: 24px; }
.liberty-points ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 12px;
}
.liberty-points li { line-height: 1.55; }
.contact-boxes {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}
.contact-boxes div {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255,255,255,0.82);
}
.contact-boxes strong { display: block; margin-bottom: 4px; }
.contact-boxes span { color: var(--muted); }
.whatsapp-form { display: grid; gap: 16px; }
.whatsapp-form label { display: grid; gap: 8px; font-weight: 700; }
.whatsapp-form input, .whatsapp-form select {
  width: 100%;
  min-height: 50px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  color: var(--text);
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.btn {
  border: 0;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary, .btn-card {
  background: linear-gradient(135deg, var(--blue), var(--blue-strong));
  color: #fff;
  box-shadow: 0 12px 26px rgba(11, 94, 215, 0.22);
}
.btn-primary { padding: 14px 20px; font-weight: 800; }
.btn-secondary {
  padding: 14px 20px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
}
.btn-card { width: 100%; padding: 13px 18px; font-weight: 800; margin-top: 6px; }
.btn-submit { width: 100%; }
.floating-whatsapp {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 40;
  min-height: 56px;
  padding: 0 18px;
  border-radius: 999px;
  background: linear-gradient(135deg, #16a34a, #128c3c);
  color: #fff;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 18px 38px rgba(22, 163, 74, 0.28);
}
@media (max-width: 980px) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .main-nav {
    position: absolute;
    top: calc(100% + 8px);
    right: 16px;
    width: min(320px, calc(100% - 32px));
    flex-direction: column;
    align-items: stretch;
    padding: 14px;
    background: rgba(255,255,255,0.98);
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: var(--shadow);
    display: none;
  }
  .main-nav.is-open { display: flex; }
  .hero-grid, .liberty-grid, .contact-grid, .product-grid, .form-grid, .section-head { grid-template-columns: 1fr; }
  .section-head { align-items: start; }
}
@media (max-width: 640px) {
  .container { width: min(100% - 22px, var(--container)); }
  .header-inner { min-height: 74px; }
  .brand img { height: 40px; }
  .hero { padding-top: 16px; }
  .hero-copy { padding-top: 6px; }
  .product-content { padding: 18px; }
  .floating-whatsapp { right: 12px; bottom: 12px; min-height: 52px; }
}