/* ============================================================
   Componentes · botones, tarjetas, formularios, alertas, badges
   Fuente: Branding Web APPH secciones 8 y 16
   ============================================================ */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 20px;
  border: 2px solid transparent;
  border-radius: var(--apph-radius-sm);
  font: 600 1rem/1.25 var(--font-body);
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.button:hover {
  text-decoration: none;
  transform: translateY(-1px);
}
.button--primary {
  color: #fff;
  background: var(--apph-blue-900);
}
.button--primary:hover {
  background: #232e79;
  box-shadow: 0 8px 20px rgb(45 56 140 / 30%);
}
.button--highlight {
  color: var(--apph-ink);
  background: var(--apph-orange);
}
.button--highlight:hover {
  background: #cf7f10;
}
.button--secondary {
  color: var(--apph-blue-900);
  background: #fff;
  border-color: var(--apph-blue-600);
}
.button--secondary:hover {
  background: var(--apph-surface-blue);
}
.button--ghost {
  color: #fff;
  background: transparent;
  border-color: rgb(255 255 255 / 60%);
}
.button--ghost:hover {
  background: rgb(255 255 255 / 12%);
}
.button--danger {
  color: #fff;
  background: #c0392b;
}
.button--small {
  min-height: 36px;
  padding: 6px 14px;
  font-size: var(--font-size-sm);
}
.button[disabled],
.button.is-disabled {
  color: #475467;
  background: #e4e7ec;
  border-color: #e4e7ec;
  cursor: not-allowed;
  transform: none;
}

/* Tarjetas */
.card {
  background: var(--apph-surface);
  border: 1px solid var(--apph-border);
  border-radius: var(--apph-radius-md);
  box-shadow: var(--apph-shadow-card);
  padding: 24px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card--hover:hover {
  transform: translateY(-4px);
  box-shadow: var(--apph-shadow-lg);
}
.card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--apph-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: linear-gradient(135deg, var(--apph-blue-900), var(--apph-blue-600));
  font-size: 20px;
  margin-bottom: 16px;
}
.card__title {
  font-size: var(--font-size-h3);
  margin-bottom: 8px;
}
.card__text {
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
}
.card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  font-weight: 600;
}
.card__link i {
  transition: transform 0.15s ease;
}
.card__link:hover i {
  transform: translateX(4px);
}

/* Badges y etiquetas */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.badge--status { background: var(--apph-green); color: #fff; }
.badge--proposal { background: var(--apph-surface-orange); color: var(--apph-ink); }
.badge--info { background: var(--apph-blue-600); color: #fff; }
.badge--warning { background: var(--apph-yellow); color: var(--apph-ink); }
.badge--magenta { background: var(--apph-magenta); color: #fff; }

/* Alertas */
.alert {
  border-radius: var(--apph-radius-md);
  padding: 16px 18px;
  margin-bottom: 16px;
  border: 1px solid transparent;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.alert i { margin-top: 3px; }
.alert--success {
  background: #e8f5e9;
  border-color: #b7dfb9;
  color: #1b5e20;
}
.alert--info {
  background: var(--apph-surface-blue);
  border-color: var(--apph-blue-400);
  color: var(--apph-blue-900);
}
.alert--warning {
  background: var(--apph-surface-orange);
  border-color: var(--apph-orange);
  color: var(--apph-ink);
}
.alert--error {
  background: #fdecea;
  border-color: #f5b7b1;
  color: #922b21;
}

/* Formularios */
.field {
  margin-bottom: 18px;
}
.field label {
  display: block;
  font-weight: 600;
  color: var(--apph-ink);
  margin-bottom: 6px;
  font-size: 0.9375rem;
}
.field .hint {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-top: 4px;
}
.field input[type="text"],
.field input[type="email"],
.field input[type="tel"],
.field input[type="password"],
.field input[type="number"],
.field input[type="date"],
.field select,
.field textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--apph-border);
  border-radius: var(--apph-radius-sm);
  font: 400 1rem/1.4 var(--font-body);
  color: var(--apph-ink);
  background: #fff;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--apph-blue-600);
  box-shadow: 0 0 0 3px rgb(50 110 179 / 18%);
  outline: none;
}
.field textarea {
  min-height: 110px;
  resize: vertical;
}
.field.is-invalid input,
.field.is-invalid select,
.field.is-invalid textarea {
  border-color: #c0392b;
}
.field .error-msg {
  display: none;
  color: #c0392b;
  font-size: var(--font-size-sm);
  margin-top: 4px;
}
.field.is-invalid .error-msg {
  display: block;
}
.form-check {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 0.9375rem;
}
.form-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 3px;
  accent-color: var(--apph-blue-900);
}
.form-check label a { text-decoration: underline; text-underline-offset: 2px; }
.required::after {
  content: " *";
  color: #c0392b;
}

/* Tablas */
.table-wrap {
  overflow-x: auto;
  border-radius: var(--apph-radius-md);
  border: 1px solid var(--apph-border);
}
table.data-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  font-size: 0.9375rem;
}
table.data-table th {
  background: var(--apph-blue-900);
  color: #fff;
  text-align: left;
  padding: 12px 14px;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
table.data-table td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--apph-border);
  vertical-align: middle;
}
table.data-table tbody tr:nth-child(even) {
  background: var(--apph-surface-gray);
}
table.data-table tbody tr:hover {
  background: var(--apph-surface-blue);
}

/* Acordeones (FAQ) */
.accordion {
  border: 1px solid var(--apph-border);
  border-radius: var(--apph-radius-md);
  background: #fff;
  box-shadow: var(--apph-shadow-card);
  overflow: hidden;
}
.accordion + .accordion {
  margin-top: 12px;
}
.accordion__header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  text-align: left;
  padding: 16px 20px;
  background: #fff;
  border: 0;
  cursor: pointer;
  font: 600 1rem/1.3 var(--font-body);
  color: var(--apph-blue-900);
}
.accordion__header i {
  color: var(--apph-orange);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}
.accordion[open] .accordion__header i {
  transform: rotate(180deg);
}
.accordion__body {
  padding: 0 20px 18px;
  color: var(--color-text-secondary);
}

/* Migas de navegación */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: 16px;
}
.breadcrumbs a { color: var(--apph-blue-600); }
.breadcrumbs span { color: var(--apph-ink); }

/* Paginación simple */
.pagination {
  display: flex;
  gap: 8px;
  margin-top: 24px;
}
.pagination a,
.pagination span {
  padding: 8px 14px;
  border: 1px solid var(--apph-border);
  border-radius: var(--apph-radius-sm);
  color: var(--apph-blue-600);
  font-weight: 600;
}
.pagination .current {
  background: var(--apph-blue-900);
  color: #fff;
}

/* Estados vacíos */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--color-text-secondary);
}
.empty-state i {
  font-size: 40px;
  color: var(--apph-blue-400);
  margin-bottom: 12px;
}

/* Cifras / métricas */
.stat-block {
  text-align: center;
  padding: 28px 20px;
}
.stat-block__value {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: clamp(2rem, 1.6rem + 1.6vw, 2.75rem);
  color: var(--apph-blue-900);
  line-height: 1.1;
  background: linear-gradient(135deg, var(--apph-blue-900), var(--apph-blue-400));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.stat-block__label {
  color: var(--color-text-secondary);
  font-weight: 600;
  margin-top: 6px;
  font-size: 0.9375rem;
}