* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family:
    system-ui,
    -apple-system,
    sans-serif;
  background: #fff;
  color: #111;
}

/* NAV */
.nav {
  background: #0f0f0f;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(220, 38, 38, 0.3);
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.nav-logo-icon {
  width: 36px;
  height: 36px;
  background: #dc2626;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.nav-logo-icon svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: white;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.nav-logo-text {
  color: white;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.05em;
}
.nav-logo-text span {
  color: #dc2626;
}
.nav-links {
  display: flex;
  gap: 1.5rem;
}
.nav-link {
  color: rgba(255, 255, 255, 0.7);
  font-size: 13px;
  text-decoration: none;
  letter-spacing: 0.03em;
  transition: color 0.2s;
}
.nav-link:hover,
.nav-link.active {
  color: white;
}
.nav-cta {
  background: #dc2626;
  color: white;
  padding: 8px 18px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: none;
}

/* FOOTER */
.footer {
  background: #0a0a0a;
  padding: 3rem 2rem 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.footer-inner {
  max-width: 960px;
  margin: 0 auto;
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2.5rem;
}
.footer-brand-desc {
  color: rgba(255, 255, 255, 0.4);
  font-size: 13px;
  line-height: 1.7;
  margin-top: 0.75rem;
  max-width: 260px;
}
.footer-col-title {
  color: rgba(255, 255, 255, 0.6);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-link {
  color: rgba(255, 255, 255, 0.35);
  font-size: 13px;
  text-decoration: none;
}
.footer-link:hover {
  color: rgba(255, 255, 255, 0.7);
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-copy {
  color: rgba(255, 255, 255, 0.25);
  font-size: 12px;
}

/* UTILS */
.btn-primary {
  background: #dc2626;
  color: white;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  text-decoration: none;
  display: inline-block;
}
.btn-primary:hover {
  background: #b91c1c;
}
.btn-secondary {
  background: transparent;
  color: #111;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 14px;
  border: 1px solid #e5e5e5;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}
.section-tag {
  display: inline-block;
  background: #fef2f2;
  color: #dc2626;
  font-size: 12px;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 0.75rem;
  font-weight: 500;
}

.whatsapp-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #dc2626;
  color: white;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  /*box-shadow: 0 2px 12px rgba(37, 211, 102, 0.3);*/
  z-index: 999;
  font-size: 22px;
  text-decoration: none;
}
.whatsapp-btn img {
  width: 36px;
  height: 36px;
  object-fit: contain;
  border-radius: 50%;
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .footer-top {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.footer-social {
  display: flex;
  gap: 10px;
  margin-top: 1rem;
}
.footer-social-btn {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: background 0.15s;
}
.footer-social-btn:hover {
  background: #dc2626;
}
.footer-social-btn svg {
  width: 18px;
  height: 18px;
  fill: rgba(255, 255, 255, 0.5);
}
.footer-social-btn:hover svg {
  fill: white;
}