/* Minimal Bootstrap-like utilities (local) */

:root {
  --bs-gutter-x: 1.5rem;
  --bs-gutter-y: 0;
  --bs-border-radius: 0.75rem;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
}

.container {
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-right: 1rem;
  max-width: 1200px;
}

.row {
  display: flex;
  flex-wrap: wrap;
  margin-left: calc(var(--bs-gutter-x) * -0.5);
  margin-right: calc(var(--bs-gutter-x) * -0.5);
  margin-top: calc(var(--bs-gutter-y) * -1);
}

.row > * {
  padding-left: calc(var(--bs-gutter-x) * 0.5);
  padding-right: calc(var(--bs-gutter-x) * 0.5);
  margin-top: var(--bs-gutter-y);
}

.col-12 { flex: 0 0 100%; max-width: 100%; }
.col-6 { flex: 0 0 50%; max-width: 50%; }
.col-4 { flex: 0 0 33.333%; max-width: 33.333%; }
.col-3 { flex: 0 0 25%; max-width: 25%; }

@media (min-width: 576px) {
  .col-sm-6 { flex: 0 0 50%; max-width: 50%; }
}

@media (min-width: 768px) {
  .col-md-6 { flex: 0 0 50%; max-width: 50%; }
  .col-md-4 { flex: 0 0 33.333%; max-width: 33.333%; }
}

@media (min-width: 992px) {
  .col-lg-4 { flex: 0 0 33.333%; max-width: 33.333%; }
  .col-lg-3 { flex: 0 0 25%; max-width: 25%; }
}

.d-flex { display: flex; }
.align-items-center { align-items: center; }
.justify-content-between { justify-content: space-between; }
.justify-content-end { justify-content: flex-end; }
.flex-wrap { flex-wrap: wrap; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 1rem; }

.text-center { text-align: center; }
.text-end { text-align: right; }
.text-muted { opacity: 0.7; }

.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 2rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 2rem; }
.py-3 { padding-top: 1rem; padding-bottom: 1rem; }
.py-4 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.py-5 { padding-top: 2rem; padding-bottom: 2rem; }
.p-3 { padding: 1rem; }
.p-4 { padding: 1.5rem; }
.p-5 { padding: 2rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.55rem 1rem;
  font-size: 0.95rem;
  border-radius: 0.6rem;
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-primary {
  background: #2563eb;
  color: #fff;
}

.btn-primary:hover {
  background: #1d4ed8;
}

.btn-outline-light {
  border-color: rgba(255, 255, 255, 0.3);
  color: #fff;
  background: transparent;
}

.btn-outline-light:hover {
  border-color: rgba(255, 255, 255, 0.6);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.6rem;
  font-size: 0.75rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  padding: 0.85rem 0.9rem;
  text-align: left;
}

.table th {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.form-control,
.form-select {
  width: 100%;
  padding: 0.55rem 0.75rem;
  border-radius: 0.5rem;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: transparent;
  color: inherit;
}

.form-control:focus,
.form-select:focus {
  outline: none;
  border-color: rgba(255, 255, 255, 0.4);
}

.card {
  border-radius: 1rem;
  overflow: hidden;
}

.alert {
  padding: 0.75rem 1rem;
  border-radius: 0.6rem;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.navbar-brand {
  font-weight: 600;
  text-decoration: none;
}

.nav-link {
  text-decoration: none;
  padding: 0.4rem 0.65rem;
  border-radius: 0.5rem;
}

.img-fluid {
  max-width: 100%;
  height: auto;
}

.rounded {
  border-radius: var(--bs-border-radius);
}

.small {
  font-size: 0.85rem;
}