:root {
  color-scheme: light;
  --bg: #f4f1eb;
  --ink: #1f2528;
  --muted: #667074;
  --line: #d8d1c6;
  --panel: #fffdf8;
  --accent: #176c63;
  --accent-dark: #0f514a;
  --danger: #a13f32;
  --gold: #c58a23;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

body.auth-loading .topbar,
body.auth-loading .layout,
body.logged-out .topbar,
body.logged-out .layout {
  display: none;
}

body.authenticated .login-screen,
body.local-mode .login-screen {
  display: none;
}

.login-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-panel {
  width: min(460px, 100%);
  display: grid;
  gap: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 28px;
  box-shadow: 0 10px 30px rgba(31, 37, 40, 0.08);
}

.login-panel h1,
.login-panel p {
  margin: 0;
}

.login-panel h1 {
  margin-top: 4px;
  font-size: 1.75rem;
}

.login-panel p {
  color: var(--muted);
}

.login-status {
  min-height: 22px;
  font-size: 0.9rem;
}

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

button,
input,
select {
  font: inherit;
}

button {
  min-height: 38px;
  border: 0;
  border-radius: 6px;
  padding: 0 14px;
  background: var(--accent);
  color: white;
  cursor: pointer;
  font-weight: 650;
}

button:hover {
  background: var(--accent-dark);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

button.secondary {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
}

input,
select {
  min-height: 38px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: white;
  color: var(--ink);
  padding: 8px 10px;
}

label {
  display: grid;
  gap: 5px;
  color: var(--muted);
  font-size: 0.83rem;
  font-weight: 650;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 22px;
  border-bottom: 1px solid var(--line);
  background: #fffaf1;
}

.topbar h1,
.topbar p,
.panel h2,
.panel h3 {
  margin: 0;
}

.topbar h1 {
  font-size: 1.45rem;
}

.topbar p {
  margin-top: 3px;
  color: var(--muted);
}

.brand-block {
  min-width: 220px;
}

.brand-block p span:first-child {
  color: var(--ink);
  font-weight: 750;
}

.layout {
  padding: 16px 22px 22px;
}

.panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 16px;
}

.panel,
.tab-panel {
  box-shadow: 0 1px 0 rgba(31, 37, 40, 0.04);
}

.period-controls {
  display: grid;
  grid-template-columns: minmax(190px, 240px) minmax(145px, auto) auto auto;
  align-items: end;
  gap: 10px;
}

.period-status {
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #f8f5ef;
  color: var(--muted);
  padding: 9px 10px;
  font-size: 0.88rem;
  font-weight: 700;
}

.period-status.has-data {
  border-color: rgba(23, 108, 99, 0.28);
  background: #e7f1ee;
  color: var(--accent-dark);
}

.workspace {
  display: grid;
  min-width: 0;
  gap: 14px;
}

.eyebrow {
  display: block;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 760;
  text-transform: uppercase;
}

.tabs {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  border-bottom: 1px solid var(--line);
}

.tab {
  flex: 0 0 auto;
  border-radius: 6px 6px 0 0;
  background: transparent;
  color: var(--muted);
}

.tab.active {
  background: var(--panel);
  color: var(--ink);
  border: 1px solid var(--line);
  border-bottom-color: var(--panel);
}

.tab-panel {
  display: none;
  min-height: 360px;
  border: 1px solid var(--line);
  border-radius: 0 8px 8px 8px;
  background: var(--panel);
  padding: 18px;
  overflow: auto;
}

.tab-panel.active {
  display: block;
}

[data-internal="true"] {
  display: none;
}

body.internal-mode [data-internal="true"].tab {
  display: inline-flex;
}

body.internal-mode [data-internal="true"].tab-panel.active {
  display: block;
}

.messages {
  display: grid;
  gap: 8px;
}

.message {
  border-left: 4px solid var(--gold);
  background: #fff7e3;
  padding: 10px 12px;
}

.message.error {
  border-left-color: var(--danger);
  background: #fff1ee;
}

.report-panel {
  display: none;
  gap: 22px;
}

.report-panel.active {
  display: grid;
}

.analysis-tab-panel.active {
  display: block;
}

.analysis-panel {
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: 8px;
  background: #f8f5ef;
  display: grid;
  gap: 12px;
  padding: 16px;
}

.monthly-briefing {
  background: var(--panel);
}

.section-head p {
  color: var(--muted);
}

.analysis-text,
.ai-analysis-output {
  display: grid;
  gap: 10px;
  max-width: 980px;
}

.analysis-text p,
.analysis-text ul,
.analysis-text ol,
.ai-analysis-output p,
.ai-analysis-output ul,
.ai-analysis-output ol {
  margin: 0;
  line-height: 1.5;
}

.analysis-text h3,
.analysis-text h4,
.analysis-text h5,
.ai-analysis-output h3,
.ai-analysis-output h4,
.ai-analysis-output h5 {
  margin: 12px 0 0;
  color: var(--accent-dark);
}

.analysis-text ul,
.analysis-text ol,
.ai-analysis-output ul,
.ai-analysis-output ol {
  padding-left: 22px;
}

.analysis-text li + li,
.ai-analysis-output li + li {
  margin-top: 5px;
}

.analysis-source {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.86rem;
  margin: 4px 0 0;
  padding-top: 10px;
}

.loss-dashboard {
  display: grid;
  gap: 16px;
}

.loss-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(140px, 1fr));
  gap: 10px;
}

.loss-card {
  border: 1px solid var(--line);
  border-left: 4px solid var(--line);
  border-radius: 8px;
  background: #f8f5ef;
  display: grid;
  gap: 4px;
  padding: 12px;
}

.loss-card.primary {
  border-left-color: var(--danger);
}

.loss-card span,
.loss-card small {
  color: var(--muted);
}

.loss-card span {
  font-size: 0.78rem;
  font-weight: 760;
  text-transform: uppercase;
}

.loss-card strong {
  font-size: 1.35rem;
}

.loss-breakdown {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.loss-breakdown h4 {
  margin: 0 0 10px;
}

.impact-bar {
  display: grid;
  gap: 6px;
  margin-bottom: 10px;
}

.impact-bar div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.impact-bar strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.impact-bar span {
  color: var(--muted);
  flex: 0 0 auto;
  font-variant-numeric: tabular-nums;
}

.impact-bar i {
  background: var(--danger);
  border-radius: 999px;
  display: block;
  height: 8px;
}

.evolution-panel.active {
  display: grid;
  gap: 22px;
}

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

.evolution-bar {
  display: grid;
  grid-template-columns: 86px minmax(160px, 1fr) 110px;
  align-items: center;
  gap: 10px;
}

.evolution-bar span {
  font-weight: 700;
}

.evolution-bar strong {
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.stacked-bar {
  background: #eee8dc;
  border-radius: 999px;
  display: flex;
  height: 12px;
  overflow: hidden;
}

.stacked-bar i {
  display: block;
}

.stacked-bar .loss {
  background: var(--danger);
}

.stacked-bar .risk {
  background: var(--gold);
}

.stacked-bar .surplus {
  background: var(--accent);
}

.critical-list {
  display: grid;
  gap: 12px;
}

.critical-item {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 14px;
}

.critical-item h5 {
  margin: 0 0 8px;
  font-size: 1rem;
}

.critical-item dl {
  display: grid;
  grid-template-columns: repeat(3, minmax(120px, 1fr));
  gap: 10px;
  margin: 12px 0 0;
}

.critical-item dt {
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 760;
  text-transform: uppercase;
}

.critical-item dd {
  margin: 3px 0 0;
  font-weight: 700;
}

.analysis-text code,
.ai-analysis-output code {
  background: #eee8dc;
  border-radius: 4px;
  padding: 1px 4px;
}

.report-section {
  display: grid;
  gap: 12px;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
}

.section-head h3 {
  margin: 0;
}

.section-head p {
  margin: 4px 0 0;
}

.upload-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(180px, 1fr));
  gap: 12px;
}

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

.inline-form {
  display: grid;
  grid-template-columns: repeat(6, minmax(120px, 1fr)) auto;
  gap: 8px;
  margin-bottom: 18px;
}

.count-toolbar {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) auto auto;
  gap: 8px;
  margin-bottom: 14px;
}

.count-input {
  max-width: 150px;
  text-align: right;
}

.count-note {
  min-width: 220px;
}

.group-row th {
  background: #f8f5ef;
  border-top: 1px solid var(--line);
  color: var(--accent-dark);
  font-size: 0.82rem;
  letter-spacing: 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

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

th {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
}

td.num {
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.muted-num {
  color: var(--muted);
}

.positive-num {
  color: var(--accent-dark);
}

.negative-num {
  color: var(--danger);
}

.difference-row {
  background: #fffaf1;
}

h3 {
  margin: 24px 0 10px;
}

@media (max-width: 940px) {
  .upload-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .inline-form {
    grid-template-columns: 1fr 1fr;
  }

  .count-toolbar {
    grid-template-columns: 1fr;
  }

  .loss-summary,
  .loss-breakdown {
    grid-template-columns: 1fr;
  }

  .topbar {
    align-items: stretch;
    flex-direction: column;
  }

  .period-controls {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .layout {
    padding: 12px;
  }

  .upload-grid,
  .inline-form,
  .count-toolbar {
    grid-template-columns: 1fr;
  }

  .evolution-bar {
    grid-template-columns: 1fr;
  }

  .evolution-bar strong {
    text-align: left;
  }
}