:root {
  --bht-teal: #1a9a9a;
  --bht-teal-light: #3ecfcf;
  --bht-dark: #0a3d3d;
  --bht-accent: #5ee0e0;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;
  --glass-bg: rgba(255, 255, 255, 0.72);
  --glass-bg-strong: rgba(255, 255, 255, 0.88);
  --glass-border: rgba(255, 255, 255, 0.55);
  --glass-shadow: 0 8px 32px rgba(10, 61, 61, 0.08);
  --nav-glass: rgba(10, 61, 61, 0.75);
  --blur: 16px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  box-sizing: border-box;
}

body.app-body {
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  min-height: 100vh;
  color: #1a2e2e;
  background: #e8f4f4;
  background-image:
    radial-gradient(ellipse 80% 50% at 20% -10%, rgba(94, 224, 224, 0.35), transparent),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(26, 154, 154, 0.2), transparent),
    radial-gradient(ellipse 50% 50% at 50% 100%, rgba(10, 61, 61, 0.08), transparent);
  background-attachment: fixed;
}

/* ——— Navbar glass ——— */
.navbar-glass {
  background: var(--nav-glass) !important;
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  margin: 0 0.75rem;
  padding: 0.35rem 0;
  box-shadow: var(--glass-shadow);
}

.navbar-glass .navbar-brand img {
  height: 38px;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.15));
}

.navbar-glass .nav-link {
  border-radius: var(--radius-pill);
  padding: 0.45rem 0.9rem !important;
  margin: 0 0.1rem;
  transition: background var(--transition), color var(--transition);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.navbar-glass .nav-link:hover,
.navbar-glass .nav-link.active {
  background: rgba(255, 255, 255, 0.15);
}

.navbar-glass .nav-link .bi {
  font-size: 1.05rem;
  opacity: 0.9;
}

.user-chip {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-pill);
  padding: 0.35rem 0.85rem;
  font-size: 0.875rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: background var(--transition);
}

a.user-chip:hover {
  background: rgba(255, 255, 255, 0.22);
  color: #fff;
}

.profile-dl dt {
  color: #6a8a8a;
  font-weight: 500;
  font-size: 0.9rem;
  padding-top: 0.35rem;
  padding-bottom: 0.35rem;
}

.profile-dl dd {
  padding-top: 0.35rem;
  padding-bottom: 0.35rem;
  margin-bottom: 0;
}

.profile-dl dt .bi,
.profile-dl dd .bi {
  margin-right: 0.25rem;
}

.btn-glass-outline {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #fff;
  border-radius: var(--radius-pill);
  padding: 0.4rem 1rem;
  transition: all var(--transition);
}

.btn-glass-outline:hover {
  background: rgba(255, 255, 255, 0.22);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.5);
}

/* ——— Glass surfaces ——— */
.glass-card,
.card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md) !important;
  box-shadow: var(--glass-shadow);
  overflow: hidden;
}

.glass-panel {
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--glass-shadow);
}

.glass-table-wrap {
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--glass-shadow);
}

.glass-table-wrap .table {
  margin-bottom: 0;
}

.glass-table-wrap .table thead {
  background: rgba(26, 154, 154, 0.08);
}

.glass-table-wrap .table tbody tr {
  transition: background var(--transition);
}

.glass-table-wrap .table tbody tr:hover {
  background: rgba(26, 154, 154, 0.05);
}

/* ——— Page header ——— */
.page-header {
  margin-bottom: 1.5rem;
}

.page-header h1 {
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--bht-dark);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.page-header h1 .bi {
  color: var(--bht-teal);
  font-size: 1.15em;
}

.page-header .subtitle {
  color: #5a7a7a;
  font-size: 0.95rem;
  margin-top: 0.25rem;
}

/* ——— Buttons ——— */
.btn {
  border-radius: var(--radius-pill) !important;
  font-weight: 500;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
}

.btn-bht {
  background: linear-gradient(135deg, var(--bht-teal), var(--bht-teal-light));
  border: none;
  color: #fff;
  box-shadow: 0 4px 14px rgba(26, 154, 154, 0.35);
}

.btn-bht:hover {
  background: linear-gradient(135deg, var(--bht-dark), var(--bht-teal));
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(10, 61, 61, 0.3);
}

.btn-outline-secondary {
  border-color: rgba(26, 154, 154, 0.35);
  color: var(--bht-dark);
  background: rgba(255, 255, 255, 0.5);
}

.btn-outline-secondary:hover {
  background: rgba(26, 154, 154, 0.1);
  border-color: var(--bht-teal);
  color: var(--bht-dark);
}

.btn-filter {
  border-radius: var(--radius-pill) !important;
}

.btn-filter.active {
  background: linear-gradient(135deg, var(--bht-teal), var(--bht-teal-light)) !important;
  border-color: transparent !important;
  color: #fff !important;
}

/* ——— Forms ——— */
.form-control,
.form-select {
  border-radius: var(--radius-sm) !important;
  border: 1px solid rgba(26, 154, 154, 0.2);
  background: rgba(255, 255, 255, 0.85);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-control:focus,
.form-select:focus {
  border-color: var(--bht-teal);
  box-shadow: 0 0 0 3px rgba(26, 154, 154, 0.15);
  background: #fff;
}

.input-icon-wrap {
  position: relative;
}

.input-icon-wrap .bi {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--bht-teal);
  opacity: 0.7;
  pointer-events: none;
}

.input-icon-wrap .form-control {
  padding-left: 2.5rem;
}

/* ——— Budget bar ——— */
.budget-bar {
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  box-shadow: var(--glass-shadow);
}

.budget-stat {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
}

.budget-stat .bi {
  color: var(--bht-teal);
  font-size: 1.1rem;
}

.budget-stat strong {
  color: var(--bht-dark);
}

.budget-progress {
  height: 8px;
  background: rgba(10, 61, 61, 0.08);
  border-radius: var(--radius-pill);
  overflow: hidden;
  margin-top: 0.75rem;
}

.budget-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--bht-teal), var(--bht-accent));
  border-radius: var(--radius-pill);
  transition: width 0.6s ease;
}

/* ——— Product cards ——— */
.product-card {
  transition: transform var(--transition), box-shadow var(--transition);
  height: 100%;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(10, 61, 61, 0.12);
}

.product-card .card-img-wrap {
  background: rgba(255, 255, 255, 0.6);
  border-radius: var(--radius-sm);
  margin: 0.75rem 0.75rem 0;
  overflow: hidden;
}

.product-card img {
  object-fit: contain;
  height: 160px;
  width: 100%;
}

.product-card .price-tag {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--bht-dark);
}

.product-card .meta-line {
  font-size: 0.8rem;
  color: #6a8a8a;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.category-title {
  color: var(--bht-dark);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 2rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid rgba(62, 207, 207, 0.35);
}

.category-title .bi {
  color: var(--bht-teal);
}

/* ——— Stat cards (admin) ——— */
.stat-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  box-shadow: var(--glass-shadow);
  transition: transform var(--transition);
  height: 100%;
}

.stat-card:hover {
  transform: translateY(-2px);
}

.stat-card .stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
}

.stat-card .stat-icon.teal {
  background: rgba(26, 154, 154, 0.15);
  color: var(--bht-teal);
}

.stat-card .stat-icon.blue {
  background: rgba(59, 130, 246, 0.12);
  color: #3b82f6;
}

.stat-card .stat-icon.green {
  background: rgba(34, 197, 94, 0.12);
  color: #22c55e;
}

.stat-card .stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--bht-dark);
  line-height: 1;
}

.stat-card .stat-label {
  font-size: 0.85rem;
  color: #6a8a8a;
  margin-top: 0.25rem;
}

/* ——— Badges & alerts ——— */
.badge {
  border-radius: var(--radius-pill);
  font-weight: 500;
  padding: 0.35em 0.75em;
}

.badge-status {
  background: rgba(26, 154, 154, 0.15) !important;
  color: var(--bht-dark) !important;
}

.alert {
  border-radius: var(--radius-md);
  border: none;
  backdrop-filter: blur(8px);
}

.alert-success {
  background: rgba(34, 197, 94, 0.15);
  color: #166534;
}

.alert-danger {
  background: rgba(239, 68, 68, 0.12);
  color: #991b1b;
}

.alert-warning {
  background: rgba(245, 158, 11, 0.15);
  color: #92400e;
}

.alert-info {
  background: rgba(26, 154, 154, 0.12);
  color: var(--bht-dark);
}

/* ——— Login ——— */
.login-wrap {
  min-height: calc(100vh - 2rem);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 0;
}

.login-card {
  background: var(--glass-bg-strong);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(10, 61, 61, 0.12);
  max-width: 420px;
  width: 100%;
}

.login-card .logo-wrap {
  background: rgba(255, 255, 255, 0.5);
  border-radius: var(--radius-md);
  padding: 1rem;
  display: inline-block;
  margin-bottom: 1rem;
}

.login-card .logo-wrap img {
  max-height: 72px;
}

/* ——— Breadcrumb ——— */
.breadcrumb {
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-pill);
  padding: 0.5rem 1rem;
  border: 1px solid var(--glass-border);
}

/* ——— Tables admin ——— */
.table-products img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.8);
  padding: 4px;
}

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: #6a8a8a;
}

.text-bht {
  color: var(--bht-teal) !important;
}

.empty-state .bi {
  font-size: 3rem;
  opacity: 0.4;
  display: block;
  margin-bottom: 1rem;
}

.link-action {
  color: var(--bht-teal);
  text-decoration: none;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  transition: color var(--transition);
}

.link-action:hover {
  color: var(--bht-dark);
}

.list-glass .list-group-item {
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm) !important;
  margin-bottom: 0.5rem;
  backdrop-filter: blur(8px);
}

/* ——— Product detail ——— */
.product-image-frame {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 1rem;
  box-shadow: var(--glass-shadow);
}