:root {
  --ink: #162033;
  --muted: #4f5f73;
  --subtle: #6c7888;
  --line: #d9e1ec;
  --line-strong: #bdc9d9;
  --surface: #ffffff;
  --surface-soft: #f5f7fb;
  --surface-warm: #fff7ed;
  --charcoal: #111827;
  --charcoal-2: #1f2937;
  --blue: #0f67c9;
  --blue-deep: #0b4c99;
  --blue-soft: #e7f1ff;
  --orange: #9f4a00;
  --orange-soft: #fff0db;
  --green: #177245;
  --green-soft: #e8f7ef;
  --red: #b42318;
  --red-soft: #fff0ee;
  --shadow: 0 14px 40px rgba(22, 32, 51, 0.12);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 0;
  background: var(--surface-soft);
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(15, 103, 201, 0.08) 0 1px, transparent 1px 96px),
    linear-gradient(0deg, rgba(17, 24, 39, 0.05) 0 1px, transparent 1px 96px),
    var(--surface-soft);
  font-size: 15px;
  line-height: 1.45;
  letter-spacing: 0;
}

body,
button,
input,
select,
textarea {
  font: inherit;
}

button,
select,
input,
textarea {
  border-radius: 8px;
}

button,
a,
select,
input,
textarea {
  min-width: 0;
}

a {
  color: inherit;
}

img {
  max-width: 100%;
  display: block;
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 22px;
  padding: 18px;
  color: #f8fbff;
  background: var(--charcoal);
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}

.brand {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  min-height: 64px;
}

.brand-logo {
  width: 58px;
  height: 58px;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.brand-copy {
  display: grid;
  gap: 2px;
}

.brand-copy strong {
  font-size: 23px;
  line-height: 1;
}

.brand-copy span {
  color: #c7d2df;
  font-size: 13px;
}

.site-nav {
  display: grid;
  gap: 8px;
}

.nav-link {
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 12px;
  color: #dbe6f5;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 8px;
  cursor: pointer;
}

.nav-link:hover,
.nav-link:focus-visible {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  outline: none;
}

.nav-link.active {
  color: #ffffff;
  background: #263445;
  border-color: rgba(255, 255, 255, 0.18);
}

.sidebar-status {
  margin-top: auto;
  display: grid;
  gap: 5px;
  padding: 14px;
  background: #1a2433;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
}

.sidebar-status strong {
  font-size: 30px;
  line-height: 1;
}

.sidebar-status span:last-child {
  color: #dbe6f5;
}

.sidebar .eyebrow {
  color: #a7cdfd;
}

.mobile-nav-wrap {
  display: none;
}

.workspace {
  min-width: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 460px);
  gap: 18px;
  align-items: center;
  padding: 16px 22px;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.topbar-title {
  margin: 3px 0 0;
  color: var(--ink);
  font-size: 18px;
  font-weight: 800;
}

.eyebrow {
  margin: 0;
  color: var(--blue-deep);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.global-search {
  display: grid;
  gap: 6px;
}

.global-search label,
.field label,
.composer label,
.quick-form label {
  color: var(--ink);
  font-size: 13px;
  font-weight: 750;
}

input,
select,
textarea {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line-strong);
}

textarea {
  min-height: 112px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--blue);
  outline: 3px solid rgba(15, 103, 201, 0.18);
}

main {
  min-width: 0;
  padding: 22px;
}

.view-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: start;
  margin-bottom: 18px;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  font-size: 34px;
  line-height: 1.1;
}

h2 {
  margin: 0;
  font-size: 22px;
  line-height: 1.2;
}

h3 {
  margin: 0;
  font-size: 17px;
  line-height: 1.25;
}

p {
  margin: 0;
}

.lede {
  max-width: 900px;
  margin-top: 8px;
  color: var(--muted);
  font-size: 16px;
}

.button-row,
.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 13px;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  cursor: pointer;
  text-decoration: none;
  font-weight: 750;
}

.btn:hover,
.btn:focus-visible {
  border-color: var(--blue);
  outline: 3px solid rgba(15, 103, 201, 0.16);
}

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

.btn.orange {
  color: #ffffff;
  background: var(--orange);
  border-color: var(--orange);
}

.btn.ghost {
  background: transparent;
}

.icon {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.metric,
.panel,
.item-card,
.lane,
.timeline-event,
.rule-row,
.report-band {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 1px 0 rgba(22, 32, 51, 0.03);
}

.metric {
  display: grid;
  gap: 5px;
  padding: 14px;
  min-height: 106px;
}

.metric strong {
  font-size: 28px;
  line-height: 1;
}

.metric span {
  color: var(--muted);
}

.workspace-grid {
  display: grid;
  grid-template-columns: minmax(280px, 350px) minmax(360px, 1.2fr) minmax(280px, 360px);
  gap: 14px;
  align-items: start;
}

.two-column {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
  gap: 14px;
  align-items: start;
}

.wide-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  align-items: start;
}

.panel {
  min-width: 0;
  padding: 16px;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
  margin-bottom: 12px;
}

.panel-title {
  display: grid;
  gap: 4px;
}

.panel-title span,
.helper,
.meta {
  color: var(--muted);
}

.wrap-anywhere {
  overflow-wrap: anywhere;
  word-break: break-word;
}

.conversation-list,
.stack,
.timeline,
.lane-list,
.rule-list {
  display: grid;
  gap: 10px;
}

.detail-list {
  display: grid;
  gap: 10px;
}

.detail-row {
  display: grid;
  gap: 6px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.detail-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.detail-copy {
  min-width: 0;
  display: grid;
  gap: 4px;
}

.inbox-controls {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 8px;
  align-items: center;
  margin-bottom: 12px;
}

.inbox-controls label {
  color: var(--muted);
  font-size: 13px;
  font-weight: 750;
}

.conversation-card,
.item-card,
.rule-row,
.timeline-event {
  min-width: 0;
  padding: 12px;
}

.conversation-card {
  display: grid;
  gap: 9px;
  text-align: left;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
}

.conversation-card.active {
  border-color: var(--blue);
  box-shadow: inset 4px 0 0 var(--blue);
}

.conversation-card:hover,
.conversation-card:focus-visible {
  border-color: var(--blue);
  outline: 3px solid rgba(15, 103, 201, 0.12);
}

.card-top,
.row-between {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

.card-title {
  display: grid;
  gap: 3px;
}

.card-title strong {
  line-height: 1.2;
}

.badge-row,
.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  align-items: center;
}

.badge,
.status-chip,
.channel-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 5px 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  color: var(--ink);
  background: var(--surface-soft);
  border: 1px solid var(--line);
}

.badge.blue,
.channel-chip.email {
  color: var(--blue-deep);
  background: var(--blue-soft);
  border-color: #b9d6f7;
}

.badge.orange,
.channel-chip.slack,
.channel-chip.sms {
  color: #7a3b00;
  background: var(--orange-soft);
  border-color: #efc389;
}

.badge.green,
.channel-chip.portal {
  color: #105c36;
  background: var(--green-soft);
  border-color: #a9dec0;
}

.badge.red {
  color: var(--red);
  background: var(--red-soft);
  border-color: #f2b4ad;
}

.message-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: start;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.message-feed {
  display: grid;
  gap: 12px;
  margin: 14px 0;
}

.message {
  display: grid;
  gap: 6px;
  max-width: 86%;
  padding: 12px;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.message.internal {
  margin-left: auto;
  background: var(--blue-soft);
  border-color: #b9d6f7;
}

.message.note {
  max-width: 100%;
  background: var(--surface-warm);
  border-color: #efc389;
}

.message small {
  color: var(--muted);
  font-weight: 750;
}

.composer {
  display: grid;
  gap: 10px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.composer-tools {
  padding: 12px;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.composer-tools summary {
  min-height: 44px;
  display: flex;
  align-items: center;
  padding: 8px 0;
  cursor: pointer;
  font-weight: 750;
}

.composer-details {
  margin-top: 12px;
}

.attachment-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.attachment-link {
  display: grid;
  gap: 2px;
  min-width: 0;
  padding: 8px 10px;
  color: inherit;
  font: inherit;
  text-align: left;
  text-decoration: none;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
}

.attachment-link:hover,
.attachment-link:focus-visible {
  border-color: var(--blue);
  outline: 3px solid rgba(15, 103, 201, 0.12);
}

.attachment-link.static {
  cursor: default;
}

.attachment-link small {
  color: var(--muted);
}

.quick-form {
  display: grid;
  gap: 10px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.field {
  display: grid;
  gap: 6px;
}

.choice-row {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 12px;
  color: var(--muted);
  font-weight: 650;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.choice-row.compact {
  padding-block: 8px;
}

.choice-row input[type="checkbox"] {
  inline-size: 44px;
  block-size: 44px;
  margin: 0;
}

.task-grid {
  margin-top: 10px;
}

.task-meta {
  min-height: 44px;
  display: flex;
  align-items: center;
  padding: 0 12px;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
}

.milestone-toggle {
  justify-content: flex-start;
}

.milestone-toggle.done {
  border-color: #b9e1cb;
  background: var(--green-soft);
}

.editor-details {
  padding: 0;
  overflow: hidden;
}

.editor-summary {
  display: grid;
  gap: 8px;
  padding: 16px;
  cursor: pointer;
  list-style: none;
}

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

.editor-details[open] .editor-summary {
  border-bottom: 1px solid var(--line);
}

.editor-form {
  padding: 16px;
}

.milestone-editor {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 10px;
  align-items: center;
}

input[type="file"] {
  padding: 8px 10px;
  background: var(--surface);
  border: 1px solid var(--line-strong);
}

.context-list {
  display: grid;
  gap: 10px;
}

.context-row {
  display: grid;
  grid-template-columns: minmax(120px, 0.8fr) minmax(0, 1.2fr);
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line);
}

.context-row:last-child {
  border-bottom: 0;
}

.context-row span:first-child {
  color: var(--muted);
  font-weight: 750;
}

.progress-track {
  height: 10px;
  overflow: hidden;
  background: #e7edf5;
  border-radius: 999px;
}

.progress-fill {
  height: 100%;
  background: var(--blue);
  border-radius: inherit;
}

.progress-fill.orange {
  background: var(--orange);
}

.progress-fill.green {
  background: var(--green);
}

.lane-board {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.lane {
  min-width: 0;
  padding: 12px;
}

.lane h2 {
  font-size: 16px;
  margin-bottom: 10px;
}

.ticket-card {
  display: grid;
  gap: 8px;
  padding: 12px;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.ticket-card + .ticket-card {
  margin-top: 10px;
}

.chart {
  display: grid;
  gap: 10px;
}

.chart-row {
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr) 54px;
  gap: 10px;
  align-items: center;
}

.bar {
  height: 14px;
  overflow: hidden;
  background: #e7edf5;
  border-radius: 999px;
}

.bar span {
  display: block;
  height: 100%;
  background: var(--blue);
  border-radius: inherit;
}

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

table {
  width: 100%;
  min-width: 0;
  border-collapse: collapse;
}

th,
td {
  padding: 10px 8px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  overflow-wrap: anywhere;
}

th {
  color: var(--muted);
  font-size: 13px;
}

.ai-panel {
  background: #101827;
  color: #f8fbff;
  border-color: #273449;
}

.ai-panel .helper,
.ai-panel .meta,
.ai-panel .panel-title span {
  color: #cbd7e7;
}

.ai-panel .badge {
  color: #f8fbff;
  background: #263445;
  border-color: #40516a;
}

.ai-panel .item-card {
  color: #f8fbff;
  background: #172235;
  border-color: #31435c;
}

.ai-panel .item-card .helper {
  color: #dbe6f5;
}

.ai-panel label {
  color: #f8fbff;
}

.report-band {
  padding: 16px;
}

.audit-log {
  max-height: 320px;
  overflow: auto;
}

.toast-region {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 80;
  display: grid;
  gap: 10px;
  max-width: min(360px, calc(100vw - 36px));
}

.toast {
  padding: 12px 14px;
  color: #ffffff;
  background: var(--charcoal);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.app-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  padding: 16px 22px 24px;
  color: var(--muted);
}

.app-footer a {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
}

.loading-view {
  max-width: 760px;
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

@media (max-width: 1180px) {
  .workspace-grid,
  .two-column,
  .wide-grid {
    grid-template-columns: minmax(0, 1fr);
  }

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

  .message {
    max-width: 100%;
  }
}

@media (max-width: 820px) {
  .app-shell {
    grid-template-columns: minmax(0, 1fr);
  }

  .sidebar {
    position: relative;
    height: auto;
    padding: 12px;
  }

  .brand {
    grid-template-columns: 48px minmax(0, 1fr);
    min-height: 52px;
  }

  .brand-logo {
    width: 48px;
    height: 48px;
  }

  .site-nav {
    display: none;
  }

  .mobile-nav-wrap {
    display: grid;
    gap: 6px;
  }

  .mobile-nav-wrap label {
    color: #dbe6f5;
    font-size: 13px;
    font-weight: 750;
  }

  .sidebar-status {
    margin-top: 0;
  }

  .topbar {
    position: relative;
    grid-template-columns: minmax(0, 1fr);
    padding: 14px;
  }

  main {
    padding: 14px;
  }

  .view-header {
    grid-template-columns: minmax(0, 1fr);
  }

  h1 {
    font-size: 29px;
  }

  .metrics-grid,
  .lane-board,
  .form-grid,
  .inbox-controls,
  .milestone-editor {
    grid-template-columns: minmax(0, 1fr);
  }

  .chart-row {
    grid-template-columns: 94px minmax(0, 1fr) 44px;
  }
}

@media (max-width: 520px) {
  body {
    font-size: 14px;
  }

  .panel,
  .metric,
  .report-band {
    padding: 12px;
  }

  .message-header,
  .card-top,
  .row-between,
  .panel-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
  }

  .button-row,
  .inline-actions {
    align-items: stretch;
  }

  .choice-row {
    width: 100%;
  }

  .btn {
    width: 100%;
  }
}