:root {
  --bg:               #080c12;
  --surface:          #0d1219;
  --card:             #111720;
  --border:           #1c2535;
  --border-hi:        #253045;
  --blue:             #3b9eff;
  --blue-dim:         #1a4a7a;
  --blue-glow:        rgba(59,158,255,0.12);
  --blue-glow-strong: rgba(59,158,255,0.22);
  --green:            #00e5a0;
  --green-dim:        rgba(0,229,160,0.12);
  --red:              #ff4d6a;
  --red-dim:          rgba(255,77,106,0.12);
  --yellow:           #ffc940;
  --text:             #e8edf5;
  --text-2:           #8a96a8;
  --text-3:           #4a5568;
  --mono:             'JetBrains Mono', monospace;
  --sans:             'Inter', sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

.mono { font-family: var(--mono); }

a { color: inherit; text-decoration: none; }

button { font-family: var(--sans); cursor: pointer; }

/* ---------- Nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 56px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.brand-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 8px 2px var(--blue-glow-strong);
}

.nav-tabs {
  display: flex;
  gap: 4px;
}

.nav-tab {
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-2);
  border: none;
  background: transparent;
}

.nav-tab.active {
  color: var(--blue);
  background: var(--blue-glow);
}

.nav-tab.disabled {
  color: var(--text-3);
  cursor: not-allowed;
}

.nav-hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 20px;
}

/* ---------- Layout ---------- */
.content {
  max-width: 1100px;
  margin: 0 auto;
  padding: 28px 24px;
}

.grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  align-items: start;
}

@media (max-width: 800px) {
  .grid-2col { grid-template-columns: 1fr; }
  .nav-tabs.open-only { display: none; }
}

/* ---------- Card ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
}

.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-2);
  margin-bottom: 16px;
}

/* ---------- Form ---------- */
.field {
  margin-bottom: 14px;
}

.field label {
  display: block;
  font-size: 12px;
  color: var(--text-2);
  margin-bottom: 6px;
}

.field input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  color: var(--text);
  font-size: 14px;
  font-family: var(--sans);
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}

.field input.mono-input {
  font-family: var(--mono);
  text-align: right;
}

.field input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-glow);
}

.btn {
  border-radius: 8px;
  padding: 12px 18px;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid transparent;
}

.btn-primary {
  width: 100%;
  background: var(--blue);
  color: #04101c;
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-ghost {
  width: 100%;
  margin-top: 10px;
  background: transparent;
  border: 1px solid var(--border-hi);
  color: var(--text-2);
}

.btn-ghost:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn-ghost:not(:disabled):hover {
  color: var(--blue);
  border-color: var(--blue);
}

/* ---------- Results ---------- */
.results-empty {
  color: var(--text-3);
  font-size: 13px;
  padding: 40px 0;
  text-align: center;
}

.stat-block {
  margin-bottom: 18px;
}

.stat-label {
  font-size: 12px;
  color: var(--text-2);
  margin-bottom: 4px;
}

.stat-value {
  font-family: var(--mono);
  font-size: 32px;
  font-weight: 500;
  color: var(--blue);
}

.stat-value.secondary {
  font-size: 20px;
}

.stat-value.green { color: var(--green); }
.stat-value.red { color: var(--red); }

.stat-market {
  font-family: var(--mono);
  font-size: 16px;
  color: var(--text);
}

.badge {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.badge-undervalued { background: var(--green-dim); color: var(--green); }
.badge-overvalued { background: var(--red-dim); color: var(--red); }
.badge-fair { background: rgba(255,201,64,0.12); color: var(--yellow); }

.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 20px 0;
}

/* ---------- Breakdown table ---------- */
.breakdown-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  margin-bottom: 12px;
}

.breakdown-toggle {
  background: none;
  border: none;
  color: var(--text-2);
  font-size: 12px;
}

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

table.breakdown {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

table.breakdown th {
  text-align: right;
  color: var(--text-2);
  font-weight: 500;
  padding: 8px 10px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border-hi);
}

table.breakdown th:first-child,
table.breakdown td:first-child {
  text-align: left;
  position: sticky;
  left: 0;
  background: inherit;
}

table.breakdown td {
  text-align: right;
  padding: 8px 10px;
  font-family: var(--mono);
}

table.breakdown tbody tr:nth-child(odd) { background: var(--card); }
table.breakdown tbody tr:nth-child(even) { background: var(--surface); }

table.breakdown tr.tv-row {
  border-top: 1px solid var(--border-hi);
  font-weight: 600;
}

table.breakdown tr.total-row {
  border-top: 2px solid var(--border-hi);
  font-weight: 700;
}

table.breakdown tr.total-row td { color: var(--blue); }

/* ---------- Saved Valuations ---------- */
.summary-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}

@media (max-width: 700px) {
  .summary-row { grid-template-columns: 1fr; }
}

.summary-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 18px;
}

.summary-card .label {
  font-size: 11px;
  color: var(--text-2);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

.summary-card .value {
  font-family: var(--mono);
  font-size: 24px;
  color: var(--text);
}

table.val-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

table.val-table th {
  text-align: left;
  color: var(--text-2);
  font-weight: 500;
  padding: 10px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border-hi);
}

table.val-table td {
  padding: 10px;
  border-bottom: 1px solid var(--border);
}

table.val-table tbody tr {
  cursor: pointer;
}

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

table.val-table .num {
  font-family: var(--mono);
  text-align: right;
}

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

.icon-btn {
  background: none;
  border: 1px solid var(--border-hi);
  color: var(--text-2);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 12px;
}

.icon-btn:hover { color: var(--blue); border-color: var(--blue); }
.icon-btn.danger:hover { color: var(--red); border-color: var(--red); }

.detail-panel {
  margin-top: 20px;
}

.undo-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--card);
  border: 1px solid var(--border-hi);
  border-radius: 8px;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 13px;
  z-index: 200;
}

.undo-toast button {
  background: none;
  border: none;
  color: var(--blue);
  font-weight: 600;
  font-size: 13px;
}

.empty-state {
  color: var(--text-3);
  text-align: center;
  padding: 40px 0;
  font-size: 13px;
}

/* ---------- Filings ---------- */
.filings-results { display: flex; flex-direction: column; gap: 20px; margin-top: 20px; }

.search-row { display: flex; gap: 12px; align-items: flex-start; }
.search-row .field { flex: 1; margin-bottom: 0; }
.btn-inline { width: auto; margin-top: 0; white-space: nowrap; }
.search-row .btn-inline { padding: 10px 18px; }
.search-hint { margin-top: 10px; font-size: 12px; color: var(--text-3); }

.error-state { color: var(--red); }

.company-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; flex-wrap: wrap; }
.company-name { margin: 0 0 6px; font-size: 22px; font-weight: 600; }
.ticker-chip { display: inline-block; padding: 3px 10px; border-radius: 999px; background: var(--blue-glow); color: var(--blue); font-size: 12px; }
.head-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.head-actions .btn { padding: 9px 14px; font-size: 13px; display: inline-flex; align-items: center; }
.link-btn:hover { color: var(--blue); border-color: var(--blue); }
.meta-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 14px; margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--border); }
.meta-label { font-size: 11px; color: var(--text-2); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 4px; }
.meta-value { font-size: 14px; color: var(--text); }
.head-note { margin-top: 12px; font-size: 12px; color: var(--text-3); }

.score-summary { font-size: 13px; color: var(--blue); margin-bottom: 14px; }
.section-label.sub { margin-top: 24px; }
.rule-head, .rule-row { display: grid; grid-template-columns: minmax(0, 1fr) 110px 70px 90px; gap: 12px; align-items: center; }
.rule-head { font-size: 11px; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.06em; padding: 0 0 8px; border-bottom: 1px solid var(--border-hi); }
.rule-head span:not(:first-child), .rule-value, .rule-years { text-align: right; }
.rule-head span:nth-child(3) { text-align: center; }
.rule-row { padding: 10px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.rule-value, .rule-years { font-size: 13px; }
.rule-years { color: var(--text-2); }
.rule-value.na { color: var(--text-3); }

.pill { justify-self: center; display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 11px; font-weight: 700; letter-spacing: 0.05em; }
.pill-pass { background: var(--green-dim); color: var(--green); }
.pill-fail { background: var(--red-dim); color: var(--red); }
.pill-na { background: rgba(138,150,168,0.12); color: var(--text-2); }

table.fin-table { width: 100%; border-collapse: collapse; font-size: 13px; }
table.fin-table th { text-align: right; color: var(--text-2); font-weight: 500; padding: 8px 12px; font-family: var(--mono); font-size: 11px; letter-spacing: 0.05em; border-bottom: 1px solid var(--border-hi); white-space: nowrap; }
table.fin-table td { text-align: right; padding: 8px 12px; font-family: var(--mono); white-space: nowrap; }
table.fin-table td.na { color: var(--text-3); }
table.fin-table th:first-child, table.fin-table td:first-child { text-align: left; position: sticky; left: 0; background: inherit; font-family: var(--sans); min-width: 210px; z-index: 1; }
table.fin-table th:first-child { background: var(--card); font-family: var(--sans); text-transform: uppercase; }
table.fin-table tbody tr:nth-child(odd) { background: var(--card); }
table.fin-table tbody tr:nth-child(even) { background: var(--surface); }
table.fin-table tr.group-row, table.fin-table tr.group-row:nth-child(n) { background: var(--bg); }
table.fin-table tr.group-row td { text-align: left; font-family: var(--sans); font-size: 11px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--blue); border-top: 1px solid var(--border-hi); }

.charts-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
@media (max-width: 800px) {
  .charts-grid { grid-template-columns: 1fr; }
  .search-row { flex-direction: column; }
  .search-row .field, .search-row .btn-inline { width: 100%; }
  .rule-head, .rule-row { grid-template-columns: minmax(0, 1fr) 80px 60px 70px; gap: 8px; }
}
.chart-card svg { display: block; }
.chart-grid { stroke: var(--border); stroke-width: 1; }
.chart-zero { stroke: var(--border-hi); stroke-width: 1; stroke-dasharray: 3 3; }
.chart-label { fill: var(--text-3); font-family: var(--mono); font-size: 9px; }

/* ---------- Filings: sub-tabs & Story ---------- */
[hidden] { display: none !important; }

.sub-tabs { display: flex; gap: 4px; margin-top: 20px; border-bottom: 1px solid var(--border); }
.sub-tab { background: none; border: none; border-bottom: 2px solid transparent; padding: 10px 16px; margin-bottom: -1px; font-size: 13px; font-weight: 500; color: var(--text-2); }
.sub-tab:hover { color: var(--text); }
.sub-tab.active { color: var(--blue); border-bottom-color: var(--blue); }

.pill-warn { background: rgba(255,201,64,0.12); color: var(--yellow); }

.story-intro { font-size: 13px; color: var(--text-2); line-height: 1.55; margin-bottom: 16px; }
.story-actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.story-hint { font-size: 12px; color: var(--text-3); }
.story-progress { margin-top: 16px; }
.progress-text { font-size: 12px; color: var(--text-2); margin-bottom: 8px; }
.progress-bar { height: 4px; border-radius: 999px; background: var(--surface); overflow: hidden; }
.progress-fill { height: 100%; background: var(--blue); box-shadow: 0 0 8px var(--blue-glow-strong); transition: width .3s; }
.story-error { margin-top: 14px; font-size: 13px; color: var(--red); }
.story-sections { display: flex; flex-direction: column; gap: 20px; }

.story-item { padding: 14px 0; border-bottom: 1px solid var(--border); }
.story-item:last-of-type { border-bottom: none; }
.story-item-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 6px; }
.story-label { font-size: 13px; font-weight: 600; color: var(--text); }
.story-rank { width: 22px; height: 22px; border-radius: 50%; background: var(--blue-glow); color: var(--blue); font-size: 11px; display: inline-flex; align-items: center; justify-content: center; }
.story-text { font-size: 13px; line-height: 1.6; color: var(--text-2); white-space: pre-wrap; }
.story-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.src-pill, .kind-tag { font-size: 10px; letter-spacing: 0.04em; padding: 2px 8px; border-radius: 999px; }
.src-pill { background: var(--surface); border: 1px solid var(--border-hi); color: var(--text-2); font-family: var(--mono); }
.kind-tag { font-weight: 600; text-transform: uppercase; }
.kind-fact { background: var(--green-dim); color: var(--green); }
.kind-interp { background: var(--blue-glow); color: var(--blue); }

.story-meta { margin-top: 0; padding-top: 0; border-top: none; }
.story-source-link { margin-top: 16px; }
.disclaimer { font-size: 12px; color: var(--text-3); text-align: center; padding: 4px 0 8px; }

/* ---------- Auth: login screen & sign out ---------- */
body.locked .nav,
body.locked #app { display: none; }

.nav-right { display: flex; align-items: center; gap: 12px; }
.nav-signout {
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-2);
  background: transparent;
  border: 1px solid var(--border-hi);
}
.nav-signout:hover { color: var(--red); border-color: var(--red); }

.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--bg);
}
.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 32px 28px;
  text-align: center;
  box-shadow: 0 0 40px var(--blue-glow);
}
.login-logo { display: block; margin: 0 auto 16px; border-radius: 20px; }
.login-title { font-size: 13px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; }
.login-sub { font-size: 13px; color: var(--text-2); margin: 6px 0 24px; }
.login-form { text-align: left; }
.login-message { min-height: 18px; margin: 0 0 12px; font-size: 13px; color: var(--red); }

@media (max-width: 800px) {
  .nav { padding: 0 12px; }
  .nav-right { gap: 8px; }
}