:root {
  --accent: #c82333;
  --accent-dark: #a21b28;
  --muted: #6c757d;
  --light: #f8f9fa;
  --bg-soft: #fff8f8;
  --text: #222;
  --radius: 6px;
  --transition: all 0.3s ease;
  --max-width: 1200px;
  --shadow-soft: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.12);
}

body {
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text);
  background: #fff;
  scroll-behavior: smooth;
}

.container-max {
  max-width: var(--max-width);
}

/* ---------- NAVBAR ---------- */
.navbar {
  background: #fff !important;
  transition: var(--transition);
  padding: 1rem 1.5rem;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.navbar.scrolled {
  padding: 0.6rem 1.5rem;
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
}

.navbar-brand strong {
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.5px;
}

.nav-link {
  color: var(--text) !important;
  font-weight: 500;
  margin-right: 1.2rem;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.nav-link:hover {
  color: var(--accent) !important;
  transform: translateY(-2px);
}

/* ---------- HERO ---------- */
.hero {
  position: relative;
  height: 90vh;
  overflow: hidden;
}

.hero-img {
  height: 90vh;
  object-fit: cover;
  width: 100%;
  filter: brightness(65%);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  color: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  text-align: center;
  padding: 0 1rem;
}

.animate-fade {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 1s ease forwards;
}

.animate-fade-delay {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 1.2s ease forwards;
}

.animate-fade-delay2 {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 1.4s ease forwards;
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---------- BUTTON ---------- */
.btn-accent {
  background: var(--accent);
  color: #fff !important;
  border: none;
  border-radius: var(--radius);
  padding: 0.8rem 1.6rem;
  font-weight: 600;
  transition: var(--transition);
}
.btn-accent:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

/* ---------- SECTIONS ---------- */
section {
  padding: 5rem 0;
}
section:nth-child(even) {
  background: var(--bg-soft);
}
section h2 {
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 1.5rem;
}

/* ---------- FEATURE CARDS ---------- */
.feature-card {
  border: none;
  border-radius: var(--radius);
  transition: var(--transition);
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}
.feature-icon {
  font-size: 2rem;
  color: var(--accent);
  margin-bottom: 0.5rem;
  transition: var(--transition);
}
.feature-card:hover .feature-icon {
  transform: scale(1.1);
  color: var(--accent-dark);
}

/* ---------- FOOTER ---------- */
footer {
  background: #fff;
  border-top: 1px solid #ddd;
  padding: 2.5rem 0;
  color: var(--muted);
}

/* ---------- UTILIDADES ---------- */
.text-accent { color: var(--accent); }
.muted-sep { height: 1px; background: linear-gradient(90deg, transparent, #ddd, transparent); margin: 2rem 0; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 768px) {
  .hero { height: 70vh; }
  .hero-img { height: 70vh; }
  section { padding: 3rem 0; }
}