:root {
  --bg: #f4f7fb;
  --surface: #ffffff;
  --surface-soft: #f8fbff;
  --text: #1f2937;
  --muted: #5f6b7e;
  --line: #dbe5f1;
  --accent: #0a6c5d;
  --accent-soft: #e5f5f1;
  --danger: #b42318;
  --warning: #b54708;
  --ok: #0e7a3c;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 10% -10%, #e7f4ff 0%, transparent 40%),
    radial-gradient(circle at 100% 0%, #e9f8f3 0%, transparent 30%),
    var(--bg);
}

header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.nav {
  max-width: 1180px;
  margin: 0 auto;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand {
  margin-right: auto;
  font-weight: 700;
  color: #123f68;
  letter-spacing: 0.2px;
}

.nav a {
  text-decoration: none;
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
}

.nav a:hover,
.nav a.active {
  background: var(--accent-soft);
  color: var(--accent);
}

main {
  max-width: 1180px;
  margin: 0 auto;
  padding: 24px 18px 48px;
}

.page-header {
  background: linear-gradient(135deg, #123f68 0%, #0c6b72 70%);
  color: #fff;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 24px;
  margin-bottom: 16px;
}

.page-header h1 {
  margin: 0;
  font-size: 30px;
}

.page-header p {
  margin-top: 10px;
  color: #d9ecff;
  line-height: 1.45;
}

.api-status {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  border: 1px solid rgba(255, 255, 255, 0.36);
  border-radius: 10px;
  padding: 8px 10px;
  background: rgba(0, 0, 0, 0.15);
  color: #f6fbff;
  font-size: 12px;
}

.api-status.status-ok {
  border-color: rgba(156, 240, 198, 0.5);
  background: rgba(11, 67, 39, 0.35);
}

.api-status.status-warn {
  border-color: rgba(255, 220, 140, 0.5);
  background: rgba(109, 70, 9, 0.28);
}

.api-status.status-neutral {
  border-color: rgba(226, 235, 248, 0.5);
  background: rgba(17, 42, 72, 0.35);
}

.kpi-grid,
.card-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(180px, 1fr));
  gap: 12px;
}

.card-grid.two {
  grid-template-columns: repeat(2, minmax(260px, 1fr));
}

.card-grid.three {
  grid-template-columns: repeat(3, minmax(220px, 1fr));
}

.kpi,
.card,
.panel,
.table-wrap {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
}

.kpi {
  padding: 16px;
}

.kpi label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}

.kpi .value {
  font-size: 30px;
  font-weight: 700;
}

.kpi .sub {
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
}

.section-title {
  margin: 18px 0 10px;
  font-size: 19px;
  font-weight: 700;
}

.card,
.panel {
  padding: 16px;
}

.card h3,
.panel h3 {
  margin: 0 0 8px;
  font-size: 16px;
}

.card p,
.panel p {
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 4px 9px;
  font-size: 12px;
  font-weight: 700;
  border: 1px solid transparent;
}

.badge.declining,
.badge.high,
.badge.critical {
  color: var(--danger);
  background: #fdeceb;
  border-color: #f8d3d1;
}

.badge.improving,
.badge.low {
  color: var(--ok);
  background: #e8f7ee;
  border-color: #c9ebd4;
}

.badge.volatile,
.badge.medium {
  color: var(--warning);
  background: #fff3e9;
  border-color: #ffdcb9;
}

.badge.stable {
  color: #1f4a76;
  background: #eaf2fb;
  border-color: #d2e2f5;
}

.table-wrap {
  overflow: auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
  min-width: 900px;
}

.table th,
.table td {
  text-align: left;
  padding: 12px;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}

.table th {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.2px;
}

.table tr:hover {
  background: var(--surface-soft);
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.filter-btn {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 600;
  font-size: 13px;
}

.filter-btn.active {
  background: var(--accent-soft);
  border-color: #bfe7df;
  color: var(--accent);
}

.sparkline {
  font-family: "SFMono-Regular", Consolas, Menlo, monospace;
  font-size: 14px;
  letter-spacing: 0;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(220px, 1fr));
  gap: 10px;
}

.metric {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px;
  background: var(--surface-soft);
}

.metric .label {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 6px;
}

.metric .value {
  font-size: 20px;
  font-weight: 700;
}

.list {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.list li {
  margin-bottom: 8px;
}

.footer-note {
  margin-top: 12px;
  color: var(--muted);
  font-size: 13px;
}

.auth-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(220px, 1fr));
  gap: 12px;
}

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

.field span {
  font-size: 13px;
  color: var(--muted);
  font-weight: 600;
}

.field input {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 11px;
  font: inherit;
  color: var(--text);
  background: #fff;
}

.field input:focus {
  outline: 2px solid rgba(10, 108, 93, 0.25);
  border-color: #8ccfc3;
}

.actions {
  grid-column: 1 / -1;
  display: flex;
  gap: 10px;
  margin-top: 2px;
}

.btn {
  border: 1px solid #0a6c5d;
  background: #0a6c5d;
  color: #fff;
  padding: 9px 14px;
  border-radius: 10px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.btn:hover {
  filter: brightness(0.96);
}

.btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.btn.secondary {
  background: #ffffff;
  color: #0a6c5d;
  border-color: #93cdc3;
}

.status-message {
  margin-top: 12px;
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 13px;
  border: 1px solid var(--line);
  background: var(--surface-soft);
  color: var(--muted);
}

.status-message.success {
  border-color: #b9e3c9;
  background: #edf9f2;
  color: #0e7a3c;
}

.status-message.error {
  border-color: #f3c7c2;
  background: #fff0ef;
  color: #b42318;
}

.status-message.info {
  border-color: #d1e0f4;
  background: #eef4fb;
  color: #1f4a76;
}

.field select {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 11px;
  font: inherit;
  color: var(--text);
  background: #fff;
}

.field select:focus {
  outline: 2px solid rgba(10, 108, 93, 0.25);
  border-color: #8ccfc3;
}

.impact-table {
  min-width: 1320px;
}

.clickable-row {
  cursor: pointer;
}

.clickable-row td {
  vertical-align: top;
}

.period-cell {
  min-width: 230px;
  line-height: 1.35;
}
@media (max-width: 980px) {
  .kpi-grid,
  .card-grid,
  .card-grid.two,
  .card-grid.three,
  .metric-grid {
    grid-template-columns: repeat(1, minmax(0, 1fr));
  }

  .page-header h1 {
    font-size: 24px;
  }

  .auth-form {
    grid-template-columns: repeat(1, minmax(0, 1fr));
  }
}

.inline-link {
  color: #e6f3ff;
  font-weight: 700;
  text-decoration: underline;
}

.inline-link:hover {
  color: #ffffff;
}

.btn.local {
  background: #1f4a76;
  color: #ffffff;
  border-color: #1f4a76;
}

.btn.local:hover {
  filter: brightness(0.96);
}

/* ── Chat page ───────────────────────────────────────────────────────────── */

.chat-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 0;
}

.chat-model-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}

.chat-model-label {
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.2px;
}

.chat-model-value {
  color: var(--accent);
  font-weight: 600;
}

.chat-transcript {
  min-height: 340px;
  max-height: 540px;
  overflow-y: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  background: var(--surface-soft);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.chat-empty {
  color: var(--muted);
  font-size: 14px;
  text-align: center;
  margin: auto;
  padding: 32px 0;
}

.chat-bubble {
  max-width: 76%;
  padding: 10px 14px;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1.55;
  white-space: pre-wrap;
  word-break: break-word;
}

.chat-bubble--user {
  align-self: flex-end;
  background: var(--accent);
  color: #fff;
  border-bottom-right-radius: 4px;
}

.chat-bubble--assistant {
  align-self: flex-start;
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--text);
  border-bottom-left-radius: 4px;
}

.chat-bubble--loading {
  align-self: flex-start;
  background: var(--line);
  color: var(--muted);
  font-style: italic;
  border-bottom-left-radius: 4px;
  animation: chat-pulse 1.2s ease-in-out infinite;
}

@keyframes chat-pulse {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 1; }
}

.chat-input-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.chat-textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
  font-size: 14px;
  color: var(--text);
  background: #fff;
  resize: vertical;
}

.chat-textarea:focus {
  outline: 2px solid rgba(10, 108, 93, 0.25);
  border-color: #8ccfc3;
}

.chat-textarea:disabled {
  opacity: 0.65;
  background: var(--surface-soft);
}

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

.chat-ollama-status {
  display: flex;
  align-items: center;
  font-size: 12px;
}

.chat-ollama-status.status-error {
  border-color: rgba(180, 35, 24, 0.4) !important;
  background: rgba(180, 35, 24, 0.18) !important;
}