:root {
  --bg: #e8eef2;
  --bg-accent: #d3e0e8;
  --surface: #f7fafb;
  --ink: #1a2b33;
  --ink-muted: #4d616b;
  --line: #b7c7d0;
  --brand: #0b5f73;
  --brand-deep: #084554;
  --accent: #c45c26;
  --ok: #1f6b4a;
  --danger: #9b2c2c;
  --shadow: 0 10px 30px rgba(26, 43, 51, 0.08);
  --radius: 10px;
  --font: "DM Sans", "Segoe UI", sans-serif;
  --display: "Source Serif 4", Georgia, serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 10% -10%, #cfe0e8 0%, transparent 55%),
    radial-gradient(900px 500px at 100% 0%, #f0d8c8 0%, transparent 50%),
    linear-gradient(180deg, var(--bg), var(--bg-accent));
}

body {
  line-height: 1.45;
}

.app-shell {
  max-width: 1600px;
  margin: 0 auto;
  padding: 1.25rem 1.25rem 2.5rem;
}

.topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid color-mix(in srgb, var(--line) 70%, transparent);
}

.brand {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.9rem, 3vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--brand-deep);
}

.tagline {
  margin: 0.2rem 0 0;
  color: var(--ink-muted);
  font-size: 0.95rem;
}

.view-tabs {
  display: flex;
  gap: 0.4rem;
  background: color-mix(in srgb, var(--surface) 80%, white);
  padding: 0.3rem;
  border-radius: 999px;
  border: 1px solid var(--line);
}

.tab {
  border: 0;
  background: transparent;
  color: var(--ink-muted);
  font: inherit;
  font-weight: 600;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  cursor: pointer;
}

.tab.is-active {
  background: var(--brand);
  color: #fff;
}

.view[hidden] {
  display: none !important;
}

.board-toolbar {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
}

.filter-row label {
  font-weight: 600;
  font-size: 0.9rem;
}

select,
input,
textarea {
  font: inherit;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.55rem 0.7rem;
  width: 100%;
}

select {
  width: auto;
  min-width: 12rem;
}

.btn {
  font: inherit;
  font-weight: 600;
  border-radius: 8px;
  border: 1px solid transparent;
  padding: 0.55rem 0.95rem;
  cursor: pointer;
}

.btn.primary {
  background: var(--brand);
  color: #fff;
}

.btn.primary:hover {
  background: var(--brand-deep);
}

.btn.ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink);
}

.btn.ghost:hover {
  background: color-mix(in srgb, white 55%, transparent);
}

.dept-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.chip {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface) 70%, white);
  border: 1px solid var(--line);
  color: var(--ink-muted);
}

.chip strong {
  color: var(--brand-deep);
}

.banner {
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  margin-bottom: 0.85rem;
}

.banner.error {
  background: #f8e4e4;
  color: var(--danger);
  border: 1px solid #e2b4b4;
}

.kanban {
  display: grid;
  grid-template-columns: repeat(5, minmax(220px, 1fr));
  gap: 0.85rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
}

.column {
  background: color-mix(in srgb, var(--surface) 88%, white);
  border: 1px solid color-mix(in srgb, var(--line) 80%, transparent);
  border-radius: var(--radius);
  min-height: 420px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
}

.column-header {
  padding: 0.85rem 0.9rem 0.65rem;
  border-bottom: 1px solid color-mix(in srgb, var(--line) 65%, transparent);
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  align-items: baseline;
}

.column-header h2 {
  margin: 0;
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.count {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--brand);
  background: color-mix(in srgb, var(--brand) 12%, white);
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
}

.column-body {
  padding: 0.65rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  flex: 1;
  overflow-y: auto;
  max-height: calc(100vh - 220px);
}

.card {
  text-align: left;
  width: 100%;
  border: 1px solid color-mix(in srgb, var(--line) 75%, transparent);
  background: #fff;
  border-radius: 8px;
  padding: 0.7rem 0.75rem;
  cursor: pointer;
  font: inherit;
  color: inherit;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.card:hover {
  border-color: var(--brand);
  transform: translateY(-1px);
}

.card-dept {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--accent);
  margin: 0 0 0.35rem;
}

.card-problem {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 600;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-meta {
  margin: 0.55rem 0 0;
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.78rem;
  color: var(--ink-muted);
}

.intake-wrap {
  max-width: 760px;
  margin: 0 auto;
  background: color-mix(in srgb, var(--surface) 90%, white);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 2px);
  padding: 1.4rem 1.5rem 1.75rem;
  box-shadow: var(--shadow);
}

.intake-wrap h1 {
  margin: 0;
  font-family: var(--display);
  font-size: 1.75rem;
  color: var(--brand-deep);
}

.lede {
  color: var(--ink-muted);
  margin: 0.45rem 0 1.25rem;
}

.intake-form label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.85rem;
}

.intake-form textarea {
  resize: vertical;
  min-height: 4.5rem;
}

fieldset {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin: 0 0 1rem;
  padding: 0.85rem 1rem 0.25rem;
}

legend {
  font-family: var(--display);
  font-weight: 700;
  padding: 0 0.35rem;
  color: var(--brand-deep);
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.85rem;
  margin-top: 0.5rem;
}

.form-status {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.9rem;
}

.form-status.ok {
  color: var(--ok);
}

.form-status.err {
  color: var(--danger);
}

dialog {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0;
  width: min(640px, calc(100vw - 2rem));
  background: #fff;
  color: var(--ink);
  box-shadow: 0 24px 60px rgba(26, 43, 51, 0.22);
}

dialog::backdrop {
  background: rgba(15, 30, 38, 0.45);
}

.dialog-form {
  display: flex;
  flex-direction: column;
}

.dialog-header,
.dialog-footer,
.dialog-body {
  padding: 1rem 1.15rem;
}

.dialog-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--line);
}

.dialog-header h2 {
  margin: 0;
  font-size: 1.1rem;
}

.dialog-body {
  display: grid;
  gap: 0.65rem;
  max-height: 40vh;
  overflow: auto;
}

.dialog-body dt {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-muted);
  font-weight: 700;
}

.dialog-body dd {
  margin: 0.15rem 0 0.55rem;
  white-space: pre-wrap;
}

.dialog-footer {
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  background: color-mix(in srgb, var(--bg) 55%, white);
}

.dialog-footer label {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.85rem;
  font-weight: 600;
}

.dialog-footer .full {
  grid-column: 1 / -1;
}

.dialog-actions {
  grid-column: 1 / -1;
  display: flex;
  justify-content: flex-end;
  gap: 0.55rem;
}

@media (max-width: 1100px) {
  .kanban {
    grid-template-columns: repeat(5, minmax(240px, 80vw));
  }
}

@media (max-width: 720px) {
  .app-shell {
    padding: 1rem;
  }

  .grid-2 {
    grid-template-columns: 1fr;
  }

  .dialog-footer {
    grid-template-columns: 1fr;
  }
}