:root {
  --bg: #0f172a;
  --surface: #1e293b;
  --surface2: #334155;
  --text: #f8fafc;
  --muted: #94a3b8;
  --accent: #2563eb;
  --accent-hover: #3b82f6;
  --danger: #ef4444;
  --success: #22c55e;
  --warning: #f59e0b;
  --radius: 12px;
  --font: "DM Sans", system-ui, sans-serif;
}

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100dvh;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

a {
  color: var(--accent-hover);
}

.app-sticky-top {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bg);
  padding-bottom: 0;
}

.app-header {
  padding: 1rem 1.25rem 0.75rem;
  background: linear-gradient(180deg, var(--bg) 0%, rgba(15, 23, 42, 0.96) 100%);
  backdrop-filter: blur(8px);
}

.app-header h1 {
  margin: 0 0 0.25rem;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

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

@media (max-width: 640px) {
  .app-header h1 {
    display: none;
  }
}

main {
  padding: 0 1.25rem 6rem;
  max-width: 720px;
  margin: 0 auto;
}

.tab-bar {
  display: flex;
  gap: 0.35rem;
  padding: 0 1.25rem 0;
  max-width: 720px;
  margin: 0 auto;
  overflow-x: hidden;
  border-bottom: 1px solid var(--surface2);
  background: var(--bg);
}

.tab-btn {
  flex: 1 1 0;
  min-width: 0;
  padding: 0.6rem 0.85rem;
  border: 1px solid var(--surface2);
  border-bottom: none;
  border-radius: 10px 10px 0 0;
  background: var(--surface);
  color: var(--muted);
  font: inherit;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s, color 0.15s;
}

.tab-bar::-webkit-scrollbar {
  display: none;
}

@media (max-width: 640px) {
  .tab-bar {
    gap: 0.25rem;
    padding: 0 0.6rem 0;
  }

  .tab-btn {
    font-size: 0.82rem;
    padding: 0.52rem 0.45rem;
  }
}

.tab-btn:hover {
  color: var(--text);
  background: var(--surface2);
}

.tab-btn.is-active {
  color: var(--text);
  background: var(--bg);
  border-color: var(--surface2);
  box-shadow: 0 1px 0 var(--bg);
  margin-bottom: -1px;
  padding-bottom: calc(0.6rem + 1px);
}

.tab-panel {
  padding-top: 1rem;
}

.task-tab-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 1rem;
}

.toolbar-cerca {
  margin-bottom: 0;
}

.tab-panel[hidden] {
  display: none !important;
}

.btn-inline {
  padding: 0.4rem 0.75rem;
  font-size: 0.9rem;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 1rem;
}

.toolbar label {
  font-size: 0.75rem;
  color: var(--muted);
  display: block;
  margin-bottom: 0.25rem;
}

.search-wrap {
  flex: 1 1 180px;
  min-width: 0;
}

input[type="search"],
input[type="text"],
input[type="date"],
select,
textarea {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--surface2);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 0;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1rem;
  border: none;
  border-radius: 8px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}

.btn:active {
  transform: scale(0.98);
}

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

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

.btn-ghost {
  background: transparent;
  color: var(--muted);
}

.btn-ghost:hover {
  color: var(--text);
  background: var(--surface);
}

.btn-danger {
  background: rgba(239, 68, 68, 0.2);
  color: #fca5a5;
}

.btn-danger:hover {
  background: rgba(239, 68, 68, 0.35);
}

.btn-success {
  background: rgba(34, 197, 94, 0.25);
  color: #86efac;
}

.btn-success:hover {
  background: rgba(34, 197, 94, 0.4);
  color: #bbf7d0;
}

.btn-block {
  width: 100%;
}

.panel {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1rem;
  border: 1px solid var(--surface2);
}

.panel h2 {
  margin: 0 0 1rem;
  font-size: 1rem;
  font-weight: 600;
}

.panel-hint {
  margin: -0.35rem 0 1rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.panel-hint.muted {
  margin: 0.5rem 0 0;
}

.inline-add {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
  align-items: stretch;
}

.inline-add input {
  flex: 1 1 200px;
  min-width: 0;
}

.entity-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.entity-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  background: var(--bg);
  border: 1px solid var(--surface2);
  border-radius: 8px;
}

.entity-row span {
  font-weight: 600;
  word-break: break-word;
}

.entity-row-actions {
  display: flex;
  flex-shrink: 0;
  gap: 0.35rem;
}

.entity-row-actions .btn {
  padding: 0.4rem 0.65rem;
  font-size: 0.8rem;
}

.form-grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 520px) {
  .form-grid.cols-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-field label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--muted);
}

.task-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.task-card {
  background: var(--surface);
  border: 1px solid var(--surface2);
  border-radius: var(--radius);
  padding: 1rem 1rem 0.75rem;
  border-left: 4px solid var(--accent);
}

.task-card[data-urgency="alta"] {
  border-left-color: var(--danger);
}

.task-card[data-urgency="media"] {
  border-left-color: var(--warning);
}

.task-card[data-urgency="bassa"] {
  border-left-color: var(--success);
}

.task-card[data-stato="completato"] {
  opacity: 0.72;
}

.task-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.task-cliente {
  font-weight: 700;
  font-size: 1.05rem;
  word-break: break-word;
}

.task-categoria {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 0.2rem;
}

.task-categoria strong {
  color: var(--accent-hover);
  font-weight: 600;
}

.task-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.5rem;
}

.badge {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge-stato {
  background: var(--surface2);
  color: var(--text);
}

.badge-urgenza-alta {
  background: rgba(239, 68, 68, 0.25);
  color: #fecaca;
}

.badge-urgenza-media {
  background: rgba(245, 158, 11, 0.25);
  color: #fde68a;
}

.badge-urgenza-bassa {
  background: rgba(34, 197, 94, 0.25);
  color: #bbf7d0;
}

.task-azione {
  font-size: 0.95rem;
  color: var(--muted);
  margin-bottom: 0.65rem;
}

.task-azione strong {
  color: var(--text);
}

.task-due {
  font-size: 0.85rem;
  color: var(--muted);
}

.task-due.scaduto {
  color: var(--danger);
  font-weight: 600;
}

.task-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--surface2);
}

.task-actions .btn {
  padding: 0.45rem 0.75rem;
  font-size: 0.85rem;
}

.empty-state {
  text-align: center;
  padding: 2.5rem 1rem;
  color: var(--muted);
}

.empty-state p {
  margin: 0.5rem 0 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

dialog {
  border: none;
  border-radius: var(--radius);
  padding: 0;
  max-width: min(100vw - 2rem, 480px);
  width: 100%;
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

dialog::backdrop {
  background: rgba(0, 0, 0, 0.6);
}

.dialog-inner {
  padding: 1.25rem;
}

.dialog-inner h2 {
  margin: 0 0 1rem;
  font-size: 1.1rem;
}

.dialog-actions {
  display: flex;
  gap: 0.5rem;
  justify-content: flex-end;
  margin-top: 1rem;
}