/* App shell, forms, tables, wizard, badges, async states, modal, toasts. */

/* ------------------ App shell ------------------ */
.app-header {
  background: var(--color-primary);
  color: #fff;
  padding: 0.85rem 0;
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: var(--shadow);
}

.app-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.app-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.05rem;
}

.app-brand:hover {
  color: #fff;
}

.app-brand img {
  height: 2rem;
  width: auto;
  border-radius: 4px;
}

.app-brand span span {
  color: var(--color-brand-orange);
}

.app-header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.app-header-actions .btn-ghost {
  color: #fff !important;
  border-color: rgba(255, 255, 255, 0.35);
}

.app-header-actions .btn-ghost:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #fff;
}

.app-nav {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 3.6rem;
  z-index: 40;
  overflow-x: auto;
}

.app-nav .container {
  display: flex;
  gap: 0.25rem;
}

.app-nav a {
  display: block;
  padding: 0.85rem 1rem;
  color: var(--color-ink-muted);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  border-bottom: 3px solid transparent;
  white-space: nowrap;
}

.app-nav a:hover {
  color: var(--color-primary);
}

.app-nav a[aria-current="page"] {
  color: var(--color-primary);
  border-bottom-color: var(--color-accent);
}

.app-main {
  padding: 1.75rem 0 3.5rem;
  min-height: calc(100vh - 8rem);
}

.page-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.page-title p {
  margin: 0;
}

/* ------------------ Menu tiles (dashboard) ------------------ */
.tile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.tile {
  display: block;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-decoration: none;
  color: var(--color-ink);
  box-shadow: var(--shadow);
  transition: border-color var(--transition), transform var(--transition);
}

.tile:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
  color: var(--color-ink);
}

.tile-icon {
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
  display: block;
}

.tile h3 {
  margin-bottom: 0.25rem;
  color: var(--color-primary);
}

.tile p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-ink-muted);
}

.stat-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem 1.5rem;
  min-width: 160px;
}

.stat-card .stat-value {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
}

.stat-card .stat-label {
  font-size: 0.8125rem;
  color: var(--color-ink-muted);
}

/* ------------------ Forms ------------------ */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem 1.25rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.field label {
  font-weight: 600;
  font-size: 0.875rem;
}

.field .required-mark {
  color: var(--color-danger);
  margin-left: 0.15rem;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font: inherit;
  background: var(--color-surface);
  color: var(--color-ink);
}

.field textarea {
  resize: vertical;
  min-height: 5rem;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px var(--color-accent-soft);
}

.field input[aria-invalid="true"],
.field select[aria-invalid="true"] {
  border-color: var(--color-danger);
}

.field-help {
  font-size: 0.8125rem;
  color: var(--color-ink-muted);
}

.field-error {
  font-size: 0.8125rem;
  color: var(--color-danger);
  font-weight: 600;
}

fieldset {
  border: none;
  padding: 0;
  margin: 0;
}

.field-group {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 1rem;
}

.field-group > summary,
.field-group-title {
  padding: 0.85rem 1.1rem;
  background: var(--color-bg-alt);
  font-weight: 700;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.field-group > summary::-webkit-details-marker {
  display: none;
}

.field-group > summary::after {
  content: "▾";
  transition: transform var(--transition);
}

.field-group[open] > summary::after {
  transform: rotate(180deg);
}

.field-group-body {
  padding: 1.1rem;
}

.radio-row,
.checkbox-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.radio-row label,
.checkbox-row label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 500;
  padding: 0.5rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  cursor: pointer;
}

.radio-row input:checked + span,
.radio-row label:has(input:checked) {
  border-color: var(--color-primary);
  background: var(--color-accent-soft);
}

/* ------------------ Tables ------------------ */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
}

table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

table.data-table th,
table.data-table td {
  padding: 0.65rem 0.85rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

table.data-table th {
  background: var(--color-bg-alt);
  font-weight: 700;
  position: sticky;
  top: 0;
}

table.data-table tbody tr {
  cursor: pointer;
  transition: background var(--transition);
}

table.data-table tbody tr:hover {
  background: var(--color-accent-soft);
}

table.data-table tbody tr:last-child td {
  border-bottom: none;
}

@media (max-width: 720px) {
  table.data-table thead {
    display: none;
  }
  table.data-table, table.data-table tbody, table.data-table tr, table.data-table td {
    display: block;
    width: 100%;
  }
  table.data-table tr {
    border-bottom: 1px solid var(--color-border);
    padding: 0.75rem 0.85rem;
  }
  table.data-table td {
    border: none;
    padding: 0.2rem 0;
    white-space: normal;
  }
  table.data-table td[data-label]::before {
    content: attr(data-label);
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-ink-muted);
  }
}

/* ------------------ Wizard stepper ------------------ */
.wizard-steps {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.wizard-step {
  flex: 1;
  min-width: 110px;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  font: inherit;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  color: var(--color-ink);
}

.wizard-step:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.wizard-step[aria-current="step"] {
  border-color: var(--color-primary);
  background: var(--color-accent-soft);
}

.wizard-step-done {
  border-color: var(--color-primary);
}

.wizard-step-num {
  width: 24px;
  height: 24px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  background: var(--color-bg-alt);
  color: var(--color-ink-muted);
  flex-shrink: 0;
}

.wizard-step[aria-current="step"] .wizard-step-num,
.wizard-step-done .wizard-step-num {
  background: var(--color-primary);
  color: #fff;
}

.wizard-actions {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border);
}

/* ------------------ Badges ------------------ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
}

.badge-risk-low { background: var(--color-success-soft); color: var(--color-success); }
.badge-risk-medium { background: var(--color-warning-soft); color: var(--color-warning); }
.badge-risk-high { background: var(--color-danger-soft); color: var(--color-danger); }
.badge-risk-unknown { background: var(--color-bg-alt); color: var(--color-ink-muted); }
.badge-danger { background: var(--color-danger-soft); color: var(--color-danger); }
.badge-success { background: var(--color-success-soft); color: var(--color-success); }
.badge-neutral { background: var(--color-bg-alt); color: var(--color-ink-muted); }

/* ------------------ Async states ------------------ */
.state-box {
  padding: 2.5rem 1.5rem;
  text-align: center;
  color: var(--color-ink-muted);
}

.state-loading::before {
  content: "";
  display: inline-block;
  width: 1.5rem;
  height: 1.5rem;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 0.75rem;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.state-error {
  color: var(--color-danger);
  background: var(--color-danger-soft);
  border-radius: var(--radius);
}

.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  border: 1px solid transparent;
}

.alert-danger {
  background: var(--color-danger-soft);
  color: var(--color-danger);
  border-color: #fecaca;
}

.alert-success {
  background: var(--color-success-soft);
  color: var(--color-success);
  border-color: #a7f3d0;
}

.alert-warning {
  background: var(--color-warning-soft);
  color: var(--color-warning);
  border-color: #fde68a;
}

.alert ul {
  margin: 0.4rem 0 0;
  padding-left: 1.2rem;
}

/* ------------------ Modal ------------------ */
dialog.modal {
  border: none;
  border-radius: var(--radius-lg);
  padding: 0;
  max-width: min(560px, 90vw);
  width: 100%;
  box-shadow: var(--shadow-lg);
}

dialog.modal::backdrop {
  background: rgba(15, 23, 41, 0.5);
}

.modal-body {
  padding: 1.5rem;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* ------------------ Toasts ------------------ */
.toast-region {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: min(360px, 90vw);
}

.toast {
  background: var(--color-ink);
  color: #fff;
  padding: 0.85rem 1.1rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  font-size: 0.875rem;
}

.toast-success { background: var(--color-success); }
.toast-danger { background: var(--color-danger); }

/* ------------------ Login page ------------------ */
.login-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, var(--color-primary) 0%, #163a5f 60%, var(--color-primary) 100%);
  padding: 1.5rem;
}

.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 2rem;
  text-align: center;
}

.login-card img {
  height: 3rem;
  margin-bottom: 1rem;
}

.login-card .field {
  text-align: left;
  margin-top: 1rem;
}

/* ------------------ Utility ------------------ */
.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.toolbar {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: end;
  margin-bottom: 1.25rem;
}

.toolbar .field {
  min-width: 180px;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 1.25rem;
}

.tabs {
  display: flex;
  gap: 0.25rem;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 1.25rem;
  overflow-x: auto;
}

.tabs button {
  background: none;
  border: none;
  padding: 0.7rem 1rem;
  font: inherit;
  font-weight: 600;
  color: var(--color-ink-muted);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  white-space: nowrap;
}

.tabs button[aria-selected="true"] {
  color: var(--color-primary);
  border-bottom-color: var(--color-accent);
}

.file-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.75rem;
}

.file-list li {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.875rem;
}