:root {
  color-scheme: light;
  --ink: #172026;
  --muted: #60707b;
  --line: #d9e1e5;
  --paper: #f7f9f8;
  --surface: #ffffff;
  --accent: #236b5a;
  --accent-dark: #184d43;
  --amber: #b7791f;
  --blue: #2d5d86;
  --danger: #9f2f3a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
}

a { color: inherit; }

button, input, select {
  font: inherit;
}

button, .primary-link, .primary-button {
  min-height: 42px;
  border: 0;
  border-radius: 7px;
  cursor: pointer;
  text-decoration: none;
}

button:disabled {
  cursor: not-allowed;
  opacity: .58;
}

.loading {
  min-height: 100vh;
  display: grid;
  place-items: center;
  color: var(--muted);
}

.login-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(360px, 480px);
}

.login-visual {
  padding: clamp(32px, 6vw, 88px);
  background: linear-gradient(135deg, rgba(35,107,90,.92), rgba(45,93,134,.88)), url("https://images.unsplash.com/photo-1516321318423-f06f85e504b3?auto=format&fit=crop&w=1600&q=80");
  background-size: cover;
  background-position: center;
  color: white;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.login-visual h1 {
  max-width: 740px;
  margin: 28px 0 12px;
  font-size: clamp(42px, 7vw, 88px);
  line-height: .95;
  letter-spacing: 0;
}

.login-visual p {
  max-width: 620px;
  font-size: 20px;
  line-height: 1.55;
}

.brand-mark {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: var(--ink);
  color: white;
  font-weight: 800;
}

.login-visual .brand-mark {
  background: rgba(255,255,255,.16);
  border: 1px solid rgba(255,255,255,.28);
}

.login-panel {
  padding: clamp(28px, 5vw, 64px);
  background: white;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 28px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--accent);
  font-weight: 800;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .08em;
}

h1, h2, p { margin-top: 0; }

.form-stack {
  display: grid;
  gap: 18px;
}

label {
  display: grid;
  gap: 8px;
  font-weight: 700;
}

input, select {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 0 12px;
  background: white;
  color: var(--ink);
}

.primary-button, .primary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  background: var(--accent);
  color: white;
  font-weight: 800;
}

.primary-button:hover, .primary-link:hover {
  background: var(--accent-dark);
}

.ghost-button {
  border: 1px solid var(--line);
  background: white;
  color: var(--ink);
  font-weight: 800;
  padding: 0 14px;
}

.ghost-button:hover {
  background: #f2f6f5;
}

.primary-button.inline {
  width: fit-content;
  padding: 0 18px;
}

.error {
  color: var(--danger);
  font-weight: 700;
}

.success {
  color: var(--accent);
  font-weight: 800;
}

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

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 24px;
  background: #11191d;
  color: white;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
}

.brand span, .account-box small {
  display: block;
  color: #b9c5cb;
}

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

.nav-list a, .account-box button {
  padding: 12px;
  border-radius: 7px;
  text-decoration: none;
  color: white;
  background: transparent;
  text-align: left;
}

.nav-list a:hover, .account-box button:hover {
  background: rgba(255,255,255,.08);
}

.account-box {
  margin-top: auto;
  display: grid;
  gap: 8px;
}

.workspace {
  padding: 34px;
  display: grid;
  gap: 24px;
}

.topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
}

.topbar h1 {
  font-size: clamp(32px, 4vw, 56px);
  margin-bottom: 0;
  letter-spacing: 0;
}

.metrics {
  display: flex;
  gap: 12px;
}

.metrics div {
  min-width: 132px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
}

.metrics strong {
  display: block;
  font-size: 26px;
}

.metrics span {
  color: var(--muted);
  font-size: 13px;
}

.toolbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 12px;
}

.insight-panel {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  display: grid;
  grid-template-columns: minmax(220px, .8fr) auto minmax(260px, 1fr);
  gap: 22px;
  align-items: center;
}

.insight-panel h2 {
  margin-bottom: 0;
  font-size: 24px;
}

.gauge-strip {
  display: flex;
  gap: 14px;
  align-items: center;
}

.gauge {
  --value: 0%;
  --gauge-color: var(--accent);
  width: 72px;
  min-width: 72px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: conic-gradient(var(--gauge-color) var(--value), #e7edf0 0);
  display: grid;
  place-items: center;
  position: relative;
}

.gauge::after {
  content: "";
  position: absolute;
  inset: 8px;
  border-radius: 50%;
  background: white;
  box-shadow: inset 0 0 0 1px rgba(23,32,38,.05);
}

.gauge span,
.gauge small {
  grid-area: 1 / 1;
  position: relative;
  z-index: 1;
}

.gauge span {
  font-size: 18px;
  font-weight: 900;
  line-height: 1;
  transform: translateY(-7px);
}

.gauge small {
  color: var(--muted);
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
  transform: translateY(14px);
}

.bar-stack {
  display: grid;
  gap: 9px;
}

.bar-row {
  display: grid;
  grid-template-columns: minmax(110px, 150px) minmax(80px, 1fr) 28px;
  gap: 10px;
  align-items: center;
  font-size: 13px;
  font-weight: 800;
}

.bar-row div {
  height: 9px;
  border-radius: 999px;
  background: #e7edf0;
  overflow: hidden;
}

.bar-row i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--blue));
}

.project-list {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
}

.status {
  display: inline-flex;
  min-height: 26px;
  align-items: center;
  padding: 0 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  background: #e6f2ee;
  color: var(--accent);
}

.status.draft { background: #fff1d9; color: var(--amber); }
.status.archived { background: #e9edf0; color: var(--muted); }

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag-row span {
  padding: 5px 8px;
  border-radius: 999px;
  background: #edf3f1;
  color: #37524b;
  font-size: 12px;
  font-weight: 700;
}

.tag-row.compact {
  max-width: 260px;
}

.project-table th,
.project-table td {
  vertical-align: middle;
}

.project-table th {
  white-space: nowrap;
}

.project-table tbody tr:hover {
  background: #fbfdfc;
}

.project-title-cell {
  min-width: 340px;
  max-width: 520px;
}

.project-title-cell strong,
.project-title-cell span,
.project-title-cell time {
  display: block;
}

.project-title-cell strong {
  font-size: 16px;
  margin-bottom: 5px;
}

.project-title-cell span {
  color: var(--muted);
  line-height: 1.4;
}

.project-title-cell time {
  margin-top: 7px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.level-cell {
  display: flex;
  gap: 10px;
  align-items: center;
}

.level-cell strong {
  font-size: 13px;
}

.row-actions {
  display: grid;
  grid-template-columns: minmax(86px, 1fr);
  gap: 8px;
}

.row-actions button {
  border: 1px solid var(--line);
  background: white;
  color: var(--ink);
  font-weight: 800;
}

.empty-row {
  padding: 32px;
  color: var(--muted);
  text-align: center;
}

.band {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: white;
  display: grid;
  gap: 18px;
}

.band.muted {
  background: #eef4f2;
}

.muted-text {
  color: var(--muted);
  margin-bottom: 0;
}

.section-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.section-heading h2 {
  margin-bottom: 0;
}

.user-admin-tool {
  display: grid;
  gap: 14px;
}

.user-create-form,
.password-reset-form {
  display: grid;
  grid-template-columns: minmax(180px, 240px) minmax(180px, 240px) auto auto;
  gap: 12px;
  align-items: end;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fbfa;
}

.password-reset-form {
  grid-template-columns: minmax(260px, 360px) auto auto;
  background: #fffaf2;
}

.user-admin-tool .error,
.user-admin-tool .success {
  margin: 0;
}

.user-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.user-actions button {
  min-height: 36px;
  border: 1px solid var(--line);
  background: white;
  color: var(--ink);
  font-weight: 800;
  padding: 0 10px;
}

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

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

th, td {
  padding: 14px 10px;
  text-align: left;
  border-top: 1px solid var(--line);
  vertical-align: top;
}

th {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
}

td small {
  color: var(--muted);
}

.model-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.model-list li {
  padding: 14px;
  border-radius: 8px;
  background: white;
  display: grid;
  gap: 6px;
}

.model-list span {
  color: var(--muted);
  line-height: 1.45;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10, 16, 19, .58);
  display: grid;
  place-items: center;
  padding: 20px;
}

.modal {
  width: min(640px, 100%);
  padding: 24px;
  border-radius: 8px;
  background: white;
  box-shadow: 0 24px 90px rgba(0,0,0,.24);
}

.close-button {
  float: right;
  border: 1px solid var(--line);
  background: white;
  padding: 0 12px;
}

dl {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

dt {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  font-weight: 800;
}

dd {
  margin: 4px 0 0;
  font-weight: 800;
}

@media (max-width: 1080px) {
  .insight-panel { grid-template-columns: 1fr; }
  .model-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 780px) {
  .login-shell, .app-shell { grid-template-columns: 1fr; }
  .login-visual { min-height: 42vh; }
  .sidebar {
    position: static;
    height: auto;
  }
  .topbar, .metrics { flex-direction: column; align-items: stretch; }
  .toolbar, .model-list, dl { grid-template-columns: 1fr; }
  .user-create-form, .password-reset-form { grid-template-columns: 1fr; }
  .gauge-strip { flex-wrap: wrap; }
  .bar-row { grid-template-columns: minmax(96px, 130px) minmax(80px, 1fr) 28px; }
  .workspace { padding: 20px; }
}