:root {
  --color-page: #f4f6f8;
  --color-surface: #ffffff;
  --color-sidebar: #fbfcfe;
  --color-sidebar-muted: #667085;
  --color-text: #182230;
  --color-muted: #667085;
  --color-border: #d8dee8;
  --color-border-strong: #c4ccd8;
  --color-focus: #2563eb;
  --color-primary: #1f5ca8;
  --color-primary-hover: #194b88;
  --color-primary-soft: #eaf2ff;
  --color-success-bg: #e8f5ee;
  --color-success-text: #17643a;
  --color-warning-bg: #fff3d6;
  --color-warning-text: #73510d;
  --color-danger-bg: #fdeaea;
  --color-danger-text: #8f1f1f;
  --color-neutral-bg: #edf1f6;
  --color-neutral-text: #344054;
  --font-base: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --text-xs: 12px;
  --text-sm: 14px;
  --text-md: 16px;
  --text-lg: 18px;
  --text-xl: 24px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.04);
  --table-row-height: 50px;
  --sidebar-width: 224px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--color-page);
  color: var(--color-text);
  font-family: var(--font-base);
  font-size: var(--text-sm);
  line-height: 1.45;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

a:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 3px solid rgba(37, 99, 235, 0.22);
  outline-offset: 2px;
}

.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  background: var(--color-sidebar);
  border-right: 1px solid var(--color-border);
  color: var(--color-text);
  padding: var(--space-5) var(--space-4);
}

.brand {
  color: var(--color-text);
  display: block;
  margin-bottom: var(--space-6);
}

.brand:hover {
  color: var(--color-text);
  text-decoration: none;
}

.brand strong {
  display: block;
  font-size: var(--text-md);
  font-weight: 700;
}

.brand small {
  color: var(--color-sidebar-muted);
  display: block;
  font-size: var(--text-xs);
  margin-top: 2px;
}

.nav-list {
  display: grid;
  gap: var(--space-1);
}

.nav-item {
  align-items: center;
  border-radius: var(--radius-md);
  color: var(--color-neutral-text);
  display: flex;
  gap: var(--space-2);
  min-height: 38px;
  padding: 9px var(--space-3);
}

.nav-item:hover {
  background: #f1f4f8;
  color: var(--color-text);
  text-decoration: none;
}

.nav-icon {
  flex: 0 0 17px;
  height: 17px;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
  fill: none;
  width: 17px;
}

.nav-item.active {
  background: var(--color-primary-soft);
  color: var(--color-primary);
  font-weight: 650;
}

.nav-item.disabled {
  color: var(--color-sidebar-muted);
  cursor: default;
}

.nav-item.disabled:hover {
  background: transparent;
}

.sidebar-note {
  border-top: 1px solid var(--color-border);
  color: var(--color-sidebar-muted);
  font-size: var(--text-xs);
  margin-top: var(--space-6);
  padding-top: var(--space-4);
}

.main-area {
  min-width: 0;
}

.topbar {
  align-items: center;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  min-height: 72px;
  padding: var(--space-4) var(--space-6);
}

.topbar h1,
.summary-main h2,
.panel-header h2,
.info-panel h2 {
  margin: 0;
}

.topbar h1 {
  font-size: var(--text-xl);
  font-weight: 700;
}

.topbar-actions {
  align-items: center;
  display: flex;
  gap: var(--space-3);
}

.admin-link,
.row-action,
.primary-action,
.secondary-button,
button {
  align-items: center;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  display: inline-flex;
  font-weight: 650;
  justify-content: center;
  min-height: 36px;
  padding: 7px 11px;
}

.admin-link,
.row-action,
.secondary-button {
  background: #ffffff;
}

.primary-action {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
}

.primary-action:hover {
  background: var(--color-primary-hover);
  color: #ffffff;
  text-decoration: none;
}

.secondary-button {
  color: var(--color-primary);
  cursor: pointer;
  font: inherit;
}

button {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
  cursor: pointer;
  font: inherit;
}

button:hover {
  background: var(--color-primary-hover);
}

.content {
  padding: var(--space-6);
}

.page-actions {
  align-items: center;
  display: flex;
  gap: var(--space-3);
  justify-content: flex-end;
  margin-bottom: var(--space-4);
}

.logout-form {
  margin: 0;
}

.prototype-note {
  background: #fff8e6;
  border-bottom: 1px solid #ead7a3;
  color: #684a05;
  margin: 0;
  padding: var(--space-3) var(--space-6);
}

.eyebrow {
  color: var(--color-muted);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0;
  margin: 0 0 var(--space-1);
  text-transform: uppercase;
}

.toolbar {
  align-items: end;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: grid;
  gap: var(--space-3);
  grid-template-columns: minmax(240px, 1.5fr) minmax(170px, 1fr) minmax(190px, 1fr) auto;
  margin-bottom: var(--space-4);
  padding: var(--space-4);
}

label {
  color: var(--color-muted);
  display: grid;
  font-size: var(--text-xs);
  font-weight: 650;
  gap: 6px;
}

input,
select,
textarea {
  background: #ffffff;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font: inherit;
  min-height: 36px;
  padding: 7px 10px;
}

.table-panel,
.summary-panel,
.info-panel,
.mobile-lead-card,
.empty-state {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.panel-header {
  align-items: start;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4);
}

.panel-header h2,
.info-panel h2 {
  font-size: var(--text-lg);
  font-weight: 700;
}

.panel-header p,
.summary-main p,
.info-panel p {
  color: var(--color-muted);
  margin: var(--space-1) 0 0;
}

.record-count,
.status-pill,
.status-badge {
  border-radius: 999px;
  display: inline-flex;
  font-size: var(--text-xs);
  font-weight: 700;
  line-height: 1;
  padding: 5px 8px;
  white-space: nowrap;
}

.record-count,
.status-pill.neutral,
.status-pill {
  background: var(--color-neutral-bg);
  color: var(--color-neutral-text);
}

.table-scroll {
  overflow-x: auto;
}

table {
  border-collapse: collapse;
  min-width: 1120px;
  width: 100%;
}

th,
td {
  border-bottom: 1px solid var(--color-border);
  padding: 10px var(--space-4);
  text-align: left;
  vertical-align: middle;
}

th {
  background: #f8fafc;
  color: var(--color-muted);
  font-size: var(--text-xs);
  font-weight: 700;
  white-space: nowrap;
}

tbody tr {
  height: var(--table-row-height);
}

tbody tr:hover {
  background: #f8fbff;
}

.lead-title {
  color: var(--color-text);
  display: block;
  font-weight: 700;
  max-width: 300px;
}

.lead-title:hover {
  color: var(--color-primary-hover);
}

.muted {
  color: var(--color-muted);
  display: block;
  font-size: var(--text-xs);
  margin-top: 2px;
}

.status-new {
  background: var(--color-neutral-bg);
  color: var(--color-neutral-text);
}

.status-in-work,
.status-calculation {
  background: var(--color-warning-bg);
  color: var(--color-warning-text);
}

.status-order {
  background: var(--color-success-bg);
  color: var(--color-success-text);
}

.status-closed {
  background: var(--color-danger-bg);
  color: var(--color-danger-text);
}

.mobile-lead-list {
  display: none;
}

.empty-state {
  margin: var(--space-4);
  padding: var(--space-5);
}

.empty-state h3 {
  font-size: var(--text-lg);
  margin: 0 0 var(--space-2);
}

.empty-state p {
  color: var(--color-muted);
  margin: 0 0 var(--space-3);
}

.empty-state code {
  background: var(--color-neutral-bg);
  border-radius: var(--radius-sm);
  color: var(--color-neutral-text);
  display: inline-block;
  padding: 6px 8px;
}

.detail-layout {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.summary-panel {
  display: grid;
  gap: var(--space-4);
  grid-column: 1 / -1;
  grid-template-columns: minmax(0, 1.4fr) minmax(300px, 1fr);
  padding: var(--space-5);
}

.priority-panel {
  align-items: start;
}

.summary-main h2 {
  font-size: var(--text-xl);
  font-weight: 700;
}

.summary-grid,
.field-list {
  display: grid;
  gap: var(--space-3);
  margin: 0;
}

.summary-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.priority-grid {
  align-items: start;
}

.summary-grid div,
.field-list div {
  min-width: 0;
}

dt {
  color: var(--color-muted);
  font-size: var(--text-xs);
  font-weight: 700;
}

dd {
  margin: 3px 0 0;
}

.info-panel {
  padding: var(--space-4);
}

.workspace-grid {
  align-items: flex-start;
  display: grid;
  gap: var(--space-4);
  grid-column: 1 / -1;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
}

.workspace-column {
  align-items: stretch;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  min-width: 0;
}

.workspace-secondary {
  align-items: flex-start;
  display: grid;
  gap: var(--space-4);
  grid-column: 1 / -1;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.workspace-secondary > * {
  min-width: 0;
}

.workspace-panel {
  align-self: stretch;
}

.workspace-panel h2 {
  font-size: var(--text-md);
  margin: 0;
}

.detail-section {
  align-self: start;
}

.detail-section > summary {
  align-items: center;
  cursor: pointer;
  display: flex;
  font-size: var(--text-md);
  font-weight: 700;
  gap: var(--space-2);
  list-style: none;
}

.detail-section > summary::-webkit-details-marker {
  display: none;
}

.detail-section > summary::before {
  border: solid var(--color-muted);
  border-width: 0 1.5px 1.5px 0;
  content: "";
  display: inline-block;
  height: 7px;
  transform: rotate(-45deg);
  transition: transform 120ms ease;
  width: 7px;
}

.detail-section[open] > summary::before {
  transform: rotate(45deg);
}

.detail-section > summary:focus-visible {
  border-radius: var(--radius-sm);
  outline: 2px solid var(--color-focus);
  outline-offset: 4px;
}

.detail-section > summary + * {
  margin-top: var(--space-4);
}

.field-list.compact {
  margin-top: var(--space-4);
}

.work-list,
.comment-list,
.activity-list {
  display: grid;
  gap: var(--space-3);
  list-style: none;
  margin: var(--space-4) 0 0;
  padding: 0;
}

.work-list li,
.comment-list li,
.activity-list li {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
}

.work-list li {
  align-items: center;
  display: flex;
  gap: var(--space-3);
  justify-content: space-between;
}

.work-list small,
.comment-list time {
  color: var(--color-muted);
  display: block;
  font-size: var(--text-xs);
  margin-top: 2px;
}

.comment-list p {
  margin: var(--space-2) 0 0;
}

.activity-list {
  list-style: decimal;
  padding-left: var(--space-5);
}

.placeholder-panel {
  border-style: dashed;
}

.entity-form {
  display: grid;
  gap: var(--space-4);
}

.form-section,
.login-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: var(--space-5);
}

.form-section h2,
.login-panel h2,
.inline-form h3 {
  font-size: var(--text-lg);
  margin: 0 0 var(--space-4);
}

.entity-form div,
.inline-form div {
  display: grid;
  gap: 6px;
}

.entity-form div + div,
.inline-form div + div {
  margin-top: var(--space-3);
}

.form-actions {
  display: flex;
  justify-content: flex-end;
}

.inline-form {
  border-top: 1px solid var(--color-border);
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-4);
  padding-top: var(--space-4);
}

.standalone-form {
  border-top: 0;
  margin-top: 0;
  padding-top: 0;
}

.panel-title-row {
  align-items: center;
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
}

.compact-form {
  max-width: 420px;
}

.form-error {
  background: var(--color-danger-bg);
  border: 1px solid #f5c2c2;
  border-radius: var(--radius-md);
  color: var(--color-danger-text);
  padding: var(--space-3);
}

.messages {
  display: grid;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.message {
  background: var(--color-success-bg);
  border: 1px solid #b9e2c8;
  border-radius: var(--radius-md);
  color: var(--color-success-text);
  margin: 0;
  padding: var(--space-3);
}

.contact-primary {
  font-size: var(--text-md);
}

.quick-edit {
  display: inline-block;
  margin-left: var(--space-2);
  position: relative;
}

.quick-edit summary {
  color: var(--color-primary);
  cursor: pointer;
  display: inline-flex;
  font-size: var(--text-xs);
  font-weight: 700;
  list-style: none;
}

.quick-edit summary::-webkit-details-marker {
  display: none;
}

.quick-edit summary::before {
  content: "✎";
  font-size: 13px;
  line-height: 1;
  margin-right: 4px;
}

.quick-edit[open] {
  display: block;
  margin: var(--space-2) 0 0;
}

.quick-edit form {
  align-items: end;
  background: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: grid;
  gap: var(--space-2);
  grid-template-columns: minmax(180px, 1fr) auto;
  margin-top: var(--space-2);
  padding: var(--space-3);
}

.quick-edit input,
.quick-edit select,
.quick-edit textarea {
  min-width: 0;
  width: 100%;
}

@media (max-width: 980px) {
  .app-shell {
    grid-template-columns: 1fr;
    overflow-x: hidden;
  }

  .sidebar {
    border-bottom: 1px solid var(--color-border);
    border-right: 0;
    padding: var(--space-4);
  }

  .brand {
    margin-bottom: var(--space-3);
  }

  .nav-list {
    display: flex;
    gap: var(--space-2);
    overflow-x: auto;
    padding-bottom: var(--space-1);
  }

  .nav-item {
    flex: 0 0 auto;
    min-height: 40px;
  }

  .sidebar-note {
    margin-top: var(--space-3);
    padding-top: var(--space-3);
  }

  .toolbar,
  .summary-panel,
  .detail-layout,
  .workspace-grid,
  .workspace-secondary {
    grid-template-columns: 1fr;
  }

  .topbar {
    align-items: flex-start;
    gap: var(--space-3);
    flex-direction: column;
  }
}

@media (max-width: 720px) {
  body {
    font-size: var(--text-md);
  }

  .sidebar,
  .topbar,
  .content,
  .prototype-note {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }

  .topbar h1,
  .summary-main h2 {
    font-size: 22px;
  }

  .toolbar {
    align-items: stretch;
  }

  .toolbar button,
  .row-action,
  .primary-action,
  .secondary-button {
    min-height: 42px;
  }

  .page-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .table-panel {
    display: none;
  }

  .mobile-lead-list {
    display: grid;
    gap: var(--space-3);
  }

  .mobile-lead-card {
    display: grid;
    gap: var(--space-3);
    padding: var(--space-4);
  }

  .mobile-lead-header {
    display: grid;
    gap: var(--space-2);
  }

  .mobile-lead-meta {
    display: grid;
    gap: var(--space-2);
    margin: 0;
  }

  .mobile-lead-meta div {
    display: grid;
    gap: 2px;
  }

  .muted,
  dt,
  .work-list small,
  .comment-list time {
    font-size: 13px;
  }

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

  .workspace-grid {
    display: grid;
  }

  .workspace-column,
  .workspace-secondary {
    display: contents;
  }

  .tasks-panel {
    order: 1;
  }

  .comments-panel {
    order: 2;
  }

  .add-comment-panel {
    order: 3;
  }

  .add-task-panel {
    order: 4;
  }

  .request-panel {
    order: 5;
  }

  .contact-details-panel {
    order: 6;
  }

  .activity-panel {
    order: 7;
  }

  .handoff-panel {
    order: 8;
  }

  .work-list li {
    align-items: flex-start;
    flex-direction: column;
  }

  .quick-edit {
    display: block;
    margin: var(--space-2) 0 0;
  }

  .quick-edit form {
    grid-template-columns: 1fr;
  }
}

/* ── Kanban ──────────────────────────────────────────────── */
.kanban-board {
  display: flex;
  gap: var(--space-4);
  overflow-x: auto;
  overflow-y: visible;
  align-items: flex-start;
  padding-bottom: var(--space-4);
  cursor: grab;
  user-select: none;
  -webkit-user-select: none;
}

.kanban-column {
  background: var(--color-page);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  flex: 0 0 260px;
  padding: var(--space-3);
}

.kanban-column-title {
  font-size: var(--text-sm);
  font-weight: 700;
  margin: 0 0 var(--space-3);
  color: var(--color-text);
}

.kanban-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-3);
  padding: var(--space-3);
}

.kanban-card a {
  color: var(--color-text);
  display: block;
  font-weight: 700;
  margin-bottom: var(--space-1);
}

.kanban-card a:hover {
  color: var(--color-primary);
  text-decoration: none;
}

.kanban-card-meta {
  color: var(--color-muted);
  font-size: var(--text-xs);
  margin-bottom: var(--space-2);
}

.kanban-card-move {
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  align-items: center;
}

.kanban-card-move select {
  flex: 1;
  font-size: var(--text-xs);
  min-height: 30px;
  padding: 4px 6px;
}

.kanban-card-move button {
  font-size: var(--text-xs);
  min-height: 30px;
  padding: 4px 10px;
  white-space: nowrap;
}

.kanban-empty {
  color: var(--color-muted);
  font-size: var(--text-sm);
  padding: var(--space-3);
  text-align: center;
}

/* ── Orders ─────────────────────────────────────────────── */
.order-price {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
}

.production-price-block {
  background: var(--color-warning-bg);
  border: 1px solid #ead7a3;
  border-radius: var(--radius-md);
  padding: var(--space-3);
  margin-top: var(--space-3);
}