:root {
  --bg: #f4f7fb;
  --surface: #ffffff;
  --text: #172033;
  --muted: #667085;
  --border: #e4e7ec;
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --sidebar: #111827;
  --sidebar-text: #e5e7eb;
  --danger: #b42318;
  --success: #067647;
}

html[data-theme="dark"] {
  --bg: #0b1120;
  --surface: #111827;
  --text: #f3f4f6;
  --muted: #9ca3af;
  --border: #263244;
  --primary: #818cf8;
  --primary-hover: #6366f1;
  --sidebar: #050914;
  --sidebar-text: #f9fafb;
}

* {
  box-sizing: border-box;
}
body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}
a {
  color: inherit;
  text-decoration: none;
}
.app-shell {
  min-height: 100vh;
  display: flex;
}
.sidebar {
  width: 240px;
  background: var(--sidebar);
  color: var(--sidebar-text);
  padding: 24px 16px;
  position: fixed;
  inset: 0 auto 0 0;
}
.brand {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 28px;
}
.sidebar nav {
  display: grid;
  gap: 8px;
}
.sidebar nav a {
  padding: 12px 14px;
  border-radius: 10px;
}
.sidebar nav a:hover {
  background: rgba(255, 255, 255, 0.08);
}
.main-content {
  width: calc(100% - 240px);
  margin-left: 240px;
  padding: 24px;
}
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}
h1,
h2 {
  margin-top: 0;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 22px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.05);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}
.stat span {
  color: var(--muted);
  display: block;
  margin-bottom: 12px;
}
.stat strong {
  font-size: 32px;
}
.grid {
  display: grid;
  gap: 20px;
}
.two-col {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
label {
  display: block;
  font-size: 14px;
  margin: 14px 0 6px;
}
input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  border-radius: 10px;
  padding: 11px 12px;
}
.button {
  display: inline-flex;
  border: 0;
  border-radius: 10px;
  padding: 10px 16px;
  cursor: pointer;
  margin-top: 14px;
}
.button.primary {
  background: var(--primary);
  color: white;
}
.button.primary:hover {
  background: var(--primary-hover);
}
.button.secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
}
.full {
  width: 100%;
  justify-content: center;
}
.auth-wrap {
  min-height: 100vh;
  width: 100%;
  display: grid;
  place-items: center;
  padding: 20px;
}
.auth-card {
  width: min(420px, 100%);
}
.muted {
  color: var(--muted);
}
.alert {
  padding: 12px 14px;
  border-radius: 10px;
  margin-bottom: 16px;
  background: var(--surface);
  border: 1px solid var(--border);
}
.alert.error {
  color: var(--danger);
}
.alert.success {
  color: var(--success);
}
table {
  width: 100%;
  border-collapse: collapse;
}
th,
td {
  text-align: left;
  padding: 12px;
  border-bottom: 1px solid var(--border);
}
.table-responsive {
  overflow-x: auto;
}
.payment-qr {
  width: 180px;
  display: block;
  margin-top: 12px;
  border-radius: 12px;
}
@media (max-width: 900px) {
  .sidebar {
    width: 200px;
  }
  .main-content {
    width: calc(100% - 200px);
    margin-left: 200px;
  }
  .stats-grid,
  .two-col {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 640px) {
  .app-shell {
    display: block;
  }
  .sidebar {
    position: static;
    width: 100%;
  }
  .sidebar nav {
    grid-template-columns: repeat(2, 1fr);
  }
  .main-content {
    width: 100%;
    margin-left: 0;
    padding: 16px;
  }
  .topbar {
    align-items: flex-start;
    gap: 10px;
  }
  .stats-grid,
  .two-col {
    grid-template-columns: 1fr;
  }
}
/* Part 2 additions */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 14px;
}
.span-2 {
  grid-column: span 2;
}
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.section-head h2 {
  margin-bottom: 0;
}
.no-margin {
  margin-top: 0;
}
.hidden {
  display: none;
}
.badge {
  display: inline-block;
  padding: 5px 9px;
  border-radius: 999px;
  background: var(--bg);
  border: 1px solid var(--border);
  font-size: 12px;
  text-transform: capitalize;
}
.actions {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-top: 14px;
}
.actions a {
  color: var(--primary);
}
.danger-link {
  color: var(--danger) !important;
}
.project-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 20px;
}
.project-card h2 {
  margin: 16px 0 5px;
}
.progress {
  height: 8px;
  border-radius: 99px;
  background: var(--bg);
  overflow: hidden;
  margin: 18px 0 8px;
}
.progress span {
  display: block;
  height: 100%;
  background: var(--primary);
}
.project-meta {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  font-size: 12px;
}
.priority {
  font-size: 12px;
  text-transform: capitalize;
}
.priority.urgent,
.priority.high {
  color: var(--danger);
}
.small-stat {
  font-size: 20px !important;
  text-transform: capitalize;
}
.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}
.chip {
  padding: 8px 11px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 13px;
}
.chip a {
  color: var(--danger);
  font-weight: bold;
  margin-left: 5px;
}
.list-item {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.list-item small {
  display: block;
  color: var(--muted);
  margin-top: 4px;
}
.kanban-board {
  display: grid;
  grid-template-columns: repeat(5, minmax(230px, 1fr));
  gap: 14px;
  overflow-x: auto;
  padding-bottom: 15px;
}
.kanban-column {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px;
  min-height: 500px;
}
.kanban-column h2 {
  font-size: 16px;
}
.kanban-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 13px;
  margin-top: 12px;
  background: var(--bg);
}
.kanban-card strong,
.kanban-card small {
  display: block;
}
.kanban-card small {
  color: var(--muted);
  margin-top: 5px;
}
.kanban-card p {
  font-size: 12px;
}
.nav-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #9ca3af;
  margin: 12px 14px 2px;
}
@media (max-width: 1100px) {
  .project-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 700px) {
  .project-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }
  .span-2 {
    grid-column: auto;
  }
}

/* Part 3 additions */
.ticket-meta {
  display: grid;
  gap: 8px;
  margin: 18px 0;
  color: var(--muted);
}
.comment-list {
  max-height: 520px;
  overflow: auto;
}
.comment {
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.comment small {
  color: var(--muted);
  display: block;
  margin-top: 4px;
}
.comment.internal {
  padding: 14px;
  background: var(--bg);
  border: 1px dashed var(--border);
  border-radius: 12px;
  margin: 10px 0;
}
.check-label {
  display: flex;
  gap: 8px;
  align-items: center;
}
.check-label input {
  width: auto;
}
.document-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.document-card {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
}
.document-card h3 {
  margin: 12px 0 5px;
}
.document-card small,
.resource-item small {
  display: block;
  color: var(--muted);
  margin-top: 5px;
}
.resource-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
  padding: 15px 0;
  border-bottom: 1px solid var(--border);
}
.portal-sections {
  margin-top: 20px;
}
.full-card {
  grid-column: 1/-1;
}
.status-critical {
  color: var(--danger);
}
hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 22px 0;
}
@media (max-width: 700px) {
  .document-grid {
    grid-template-columns: 1fr;
  }
  .resource-item {
    align-items: flex-start;
    flex-direction: column;
  }
}

.invoice-item-row {
  display: grid;
  grid-template-columns: 2fr 0.6fr 1fr;
  gap: 10px;
  margin-bottom: 10px;
}
.invoice-head {
  display: flex;
  justify-content: space-between;
  gap: 30px;
}
.invoice-total {
  text-align: right;
  margin: 20px 0;
}
.payment-box {
  padding: 18px;
  border: 1px dashed var(--border);
  border-radius: 12px;
  margin: 20px 0;
}
.payment-qr {
  width: 180px;
  max-width: 100%;
  border-radius: 10px;
  margin-top: 10px;
}
.inline-form {
  display: inline;
}
.link-button {
  border: 0;
  background: none;
  color: var(--primary);
  cursor: pointer;
  padding: 0;
}
.request-card {
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.narrow-card {
  max-width: 850px;
}
.form-grid.three {
  grid-template-columns: repeat(3, 1fr);
}
code {
  word-break: break-all;
}
.invoice-print {
  max-width: 950px;
  margin: auto;
}
@media (max-width: 760px) {
  .invoice-item-row,
  .form-grid.three {
    grid-template-columns: 1fr;
  }
  .invoice-head {
    display: block;
  }
}
@media print {
  .sidebar,
  .topbar,
  .no-print {
    display: none !important;
  }
  .main-content {
    margin: 0 !important;
    padding: 0 !important;
  }
  .invoice-print {
    box-shadow: none;
    border: 0;
  }
}