:root {
  --sirilert-primary: #2563eb;
  --sirilert-primary-dark: #1e3a8a;
  --sirilert-accent: #14b8a6;
  --sirilert-bg: #f4f7fb;
  --sirilert-card: #ffffff;
  --sirilert-text: #102033;
  --sirilert-muted: #667085;
  --sirilert-border: #e4e7ec;
  --sirilert-shadow: 0 18px 45px rgba(16, 32, 51, 0.08);
}

html {
  font-size: 14px;
  scroll-behavior: smooth;
  position: relative;
  min-height: 100%;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

body {
  margin-bottom: 60px;
  background: var(--sirilert-bg);
  color: var(--sirilert-text);
}

.btn:focus,
.btn:active:focus,
.btn-link.nav-link:focus,
.form-control:focus,
.form-select:focus,
.form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem rgba(37, 99, 235, 0.35);
}

.form-floating > .form-control-plaintext::placeholder,
.form-floating > .form-control::placeholder {
  color: var(--bs-secondary-color);
  text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder,
.form-floating > .form-control:focus::placeholder {
  text-align: start;
}

.app-navbar {
  background: linear-gradient(120deg, var(--sirilert-primary-dark), var(--sirilert-primary));
  box-shadow: 0 10px 30px rgba(30, 58, 138, 0.2);
}

.footer {
  background: #fff;
}

.hero-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 3rem;
  margin-bottom: 1.5rem;
  color: #fff;
  border-radius: 28px;
  background:
    radial-gradient(circle at top right, rgba(20, 184, 166, 0.65), transparent 28rem),
    linear-gradient(135deg, #1e3a8a, #2563eb 62%, #0891b2);
  box-shadow: var(--sirilert-shadow);
}

.hero-panel h1 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(2.25rem, 5vw, 4.75rem);
  font-weight: 800;
  letter-spacing: -0.05em;
}

.hero-copy {
  max-width: 760px;
  margin: 1rem 0 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: 1.1rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: flex-end;
}

.eyebrow {
  margin-bottom: 0.4rem;
  color: var(--sirilert-accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-panel .eyebrow {
  color: #a7f3d0;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.metric-card,
.form-card,
.table-card {
  background: var(--sirilert-card);
  border: 1px solid var(--sirilert-border);
  border-radius: 22px;
  box-shadow: var(--sirilert-shadow);
}

.metric-card {
  padding: 1.25rem;
}

.metric-label {
  display: block;
  color: var(--sirilert-muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metric-card strong {
  display: block;
  margin: 0.45rem 0 0.2rem;
  color: var(--sirilert-primary-dark);
  font-size: 2.25rem;
  line-height: 1;
}

.metric-card small {
  color: var(--sirilert-muted);
}

.management-section {
  scroll-margin-top: 90px;
  margin: 2rem 0;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.section-heading h2 {
  margin: 0;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.section-heading p:not(.eyebrow) {
  margin: 0.35rem 0 0;
  color: var(--sirilert-muted);
}

.management-grid {
  display: grid;
  grid-template-columns: minmax(300px, 0.38fr) minmax(0, 0.62fr);
  gap: 1rem;
  align-items: start;
}

.form-card,
.table-card {
  padding: 1.25rem;
}

.form-card {
  position: sticky;
  top: 1rem;
}

.form-card h3 {
  margin-bottom: 1rem;
  font-size: 1.05rem;
  font-weight: 800;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.table {
  margin-bottom: 0;
}

.table thead th {
  color: var(--sirilert-muted);
  border-bottom-color: var(--sirilert-border);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.table tbody td {
  border-color: var(--sirilert-border);
}

.code-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.65rem;
  color: #065f46;
  background: #d1fae5;
  border-radius: 999px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.empty-state {
  padding: 2rem !important;
  color: var(--sirilert-muted) !important;
  text-align: center;
}

.detail-stack {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.detail-chip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.65rem;
  background: #f8fafc;
  border: 1px solid var(--sirilert-border);
  border-radius: 14px;
}

.detail-chip span {
  font-weight: 700;
}

.detail-chip small {
  color: var(--sirilert-muted);
}

.alert:empty {
  display: none;
}

@media (max-width: 1199px) {
  .metric-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .management-grid {
    grid-template-columns: 1fr;
  }

  .form-card {
    position: static;
  }
}

@media (max-width: 767px) {
  .hero-panel {
    flex-direction: column;
    align-items: flex-start;
    padding: 2rem;
    border-radius: 20px;
  }

  .hero-actions {
    justify-content: flex-start;
  }

  .metric-grid {
    grid-template-columns: 1fr;
  }

  .table-card {
    padding: 0.75rem;
  }

  .text-end {
    text-align: left !important;
  }
}