/* ------------------------------
   Global Layout
------------------------------ */
html, body {
  height: 100%;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Inter", system-ui, sans-serif;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background-color: #f9fafc;
  color: #212529;
  line-height: 1.6;
  padding-top: 56px; /* offset for fixed navbar */
}

main {
  flex: 1;
  padding-bottom: 2rem;
}

/* ------------------------------
   Navbar
------------------------------ */
.navbar {
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

/* ------------------------------
   Hero Section
------------------------------ */
.hero {
  background: linear-gradient(to right, #0d6efd, #0b5ed7);
  color: #fff;
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 3rem 1rem;
  border-radius: 0 0 1rem 1rem;
}

/* ------------------------------
   Search Box
------------------------------ */
.input-group {
  max-width: 600px;
  margin: 0 auto 2rem auto;
}

input.form-control {
  border-radius: 0.5rem 0 0 0.5rem;
}

.btn-primary {
  border-radius: 0 0.5rem 0.5rem 0;
}

/* ------------------------------
   Cards
------------------------------ */
.card {
  border-radius: 1rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border: none;
  box-shadow: 0 1px 6px rgba(0,0,0,0.08);
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 18px rgba(0,0,0,0.12);
}

.card-body h5 {
  color: #0b5ed7;
  font-weight: 600;
}

/* ------------------------------
   Footer (Sticky + Branded)
------------------------------ */
footer {
  background-color: #212529;
  color: #f8f9fa;
  text-align: center;
  padding: 1rem 0;
  font-size: 0.9rem;
  margin-top: auto;
  position: relative;
}

footer a {
  color: #0d6efd;
  text-decoration: none;
  font-weight: 500;
}

footer a:hover {
  color: #66b2ff;
  text-decoration: underline;
}

/* ------------------------------
   Responsive Adjustments
------------------------------ */
@media (max-width: 768px) {
  .hero {
    padding: 2rem 1rem;
    font-size: 0.95rem;
  }

  .card {
    margin-bottom: 1rem;
  }

  footer {
    font-size: 0.8rem;
  }
}


/* ✅ Auto-center cards when fewer than 3 per row */
.row.g-4 {
  justify-content: center; /* default: center cards */
}

/* When 3+ cards, restore normal spacing */
@media (min-width: 768px) {
  .row.g-4:has(.col-md-4:nth-child(3)) {
    justify-content: start;
  }
}


#resetFilters {
  transition: visibility 0.3s ease, opacity 0.3s ease;
  opacity: 0;
}
#resetFilters[style*="visible"] {
  opacity: 1;
}