:root {
  /* Brand palette — matches brianheying.com exactly (navy/accent-blue), so the
     app reads as part of the same family as the marketing site. */
  --bg: #0d1b2a;
  --panel: #142235;
  --panel-2: #182c42;
  --border: #24374d;
  --text: #ffffff;
  --muted: #aab4c8;
  --accent: #2e86c1;
  --accent-2: #256fa0;
  /* Semantic status colors stay independent of brand — success/danger/warning
     shouldn't shift just because the brand palette does. */
  --good: #34c98a;
  --good-bg: #11271f;
  --risk: #ff6b6b;
  --risk-bg: #2a1518;
  --warn: #ffb454;
  --serif: Georgia, sans-serif;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.18);
  /* Spacing scale — use these instead of one-off px values for new layout work. */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 24px;
  --sp-6: 32px;
  --sp-7: 48px;
  font-synthesis: none;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
  font-size: 15px;
  line-height: 1.5;
}

/* Top bar */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 22px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark {
  font-weight: 800;
  letter-spacing: 1px;
  background: var(--accent);
  color: #fff;
  padding: 3px 8px;
  border-radius: 7px;
  font-size: 13px;
}
.brand-name { font-family: var(--serif); font-weight: 600; }
.badge {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .6px;
  padding: 3px 8px;
  border-radius: 20px;
  border: 1px solid var(--border);
  color: var(--muted);
}
.badge.mock { color: var(--warn); border-color: var(--warn); }
.badge.live { color: var(--good); border-color: var(--good); }

.nav { display: flex; gap: 4px; }
.nav-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--muted);
  padding: 7px 12px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
}
.nav-btn:hover:not(:disabled) { color: var(--text); background: var(--panel-2); }
.nav-btn.active { color: var(--text); background: var(--panel-2); border-color: var(--border); }
.nav-btn:disabled { opacity: .4; cursor: not-allowed; }

/* Layout */
.view { max-width: 1080px; margin: 26px auto; padding: 0 22px; }
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin-bottom: 18px;
  box-shadow: var(--shadow);
}
h1 { font-family: var(--serif); font-weight: 600; font-size: 24px; margin: 0 0 6px; }
h3 { font-size: 15px; margin: 0 0 10px; color: var(--text); }
.muted { color: var(--muted); font-size: 13.5px; }
.req { color: var(--accent); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 16px; }
@media (max-width: 820px) {
  .grid-2, .grid-4 { grid-template-columns: 1fr; }
}

.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 4px; }
.field label { font-size: 13px; color: var(--muted); font-weight: 500; }
textarea, input[type="text"], input[type="password"], select {
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 10px 12px;
  font-family: inherit;
  font-size: 14px;
  resize: vertical;
  width: 100%;
}
textarea { line-height: 1.45; }
textarea:focus, input:focus, select:focus {
  outline: none;
  border-color: var(--accent);
}

.context-block {
  margin-top: 18px;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  background: var(--panel-2);
}
.context-block summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 14px;
  color: var(--text);
}
.context-block summary:hover { color: var(--accent); }
.context-hint { margin: 10px 0 4px; }
.context-block .grid-4 { margin-top: 10px; }
.field.span-2 { grid-column: span 2; }
@media (max-width: 820px) { .field.span-2 { grid-column: span 1; } }

.upload-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.upload-btn {
  display: inline-block;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 5px 11px;
  border-radius: 7px;
  cursor: pointer;
  font-size: 12.5px;
  font-weight: 500;
}
.upload-btn:hover { border-color: var(--accent); }
.upload-status { font-size: 12.5px; color: var(--muted); }
.upload-status.ok { color: var(--good); }
.upload-status.err { color: var(--risk); }

.actions { display: flex; align-items: center; gap: 14px; margin-top: 18px; }

.btn {
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 9px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent-2); border-color: var(--accent-2); color: #fff; }
.btn.primary:hover { background: var(--accent); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.error { color: var(--risk); font-size: 13.5px; }
.hidden { display: none !important; }

/* Loading */
.loading { text-align: center; color: var(--muted); padding: 30px; }
.spinner {
  width: 34px; height: 34px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  margin: 0 auto 14px;
  animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Login */
.login-card { max-width: 380px; margin: 60px auto; text-align: center; }
.login-card form { display: flex; flex-direction: column; gap: 12px; margin-top: 14px; }

/* Landing / explainer (R3, copy v2) */
.landing-card { max-width: 640px; margin: 24px auto; }
.landing-card .actions { margin: var(--sp-5) 0 var(--sp-6); }
.landing-card h3 { margin: var(--sp-6) 0 10px; }
.landing-steps { margin: 0 0 var(--sp-4); padding-left: 1.3em; }
.landing-steps li { margin-bottom: 10px; }
.landing-note { font-size: 12px; margin: 0 0 var(--sp-5); }
.landing-scope { font-size: 13px; color: var(--muted); margin: var(--sp-2) 0 0; }
.landing-card a { color: var(--accent); }

/* Results */
.results-actions { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; flex-wrap: wrap; }
.run-meta {
  font-size: 11.5px;
  color: var(--muted);
  margin: 0 2px 16px;
  letter-spacing: .2px;
  font-variant-numeric: tabular-nums;
}
.results-actions .spacer { flex: 1; }

/* Usage-gate warning — deliberately quiet, never competes with the verdict */
.usage-note {
  font-size: 12px;
  color: var(--muted);
  margin: -10px 2px 16px;
}

/* Limit-reached state */
.limit-card { max-width: 520px; }
.limit-card #limit-message { margin: 0 0 14px; }
.limit-card .interest-row { margin: 0 0 16px; display: flex; align-items: center; gap: 10px; }
.limit-card #interest-success { color: var(--good); font-size: 13px; }
.limit-card #limit-contact { margin: 0 0 16px; }
.limit-override summary {
  cursor: pointer;
  font-size: 13px;
  color: var(--muted);
}
.limit-override summary:hover { color: var(--accent); }
#override-form {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  flex-wrap: wrap;
}
#override-code {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 8px 10px;
  font-size: 13.5px;
}
#override-success { color: var(--good); font-size: 13.5px; }

/* Verdict — one dominant answer, everything else quiet supporting evidence */
.verdict-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--sp-6);
  margin-bottom: var(--sp-5);
}
.verdict-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-2);
  font-size: 13px;
  color: var(--muted);
  margin-bottom: var(--sp-3);
}
.verdict-meta .term { font-weight: 700; color: var(--text); }
.meta-detail { color: var(--muted); }
.grade-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); flex: none; }
.grade-dot.dot-a { background: var(--good); }
.grade-dot.dot-b { background: var(--accent); }
.grade-dot.dot-c { background: var(--warn); }
.grade-dot.dot-d, .grade-dot.dot-f { background: var(--risk); }

.verdict-headline {
  font-family: var(--serif);
  font-size: 23px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--text);
  margin: 0 0 var(--sp-3);
}
.verdict-support {
  font-size: 15px;
  line-height: 1.6;
  color: var(--muted);
  margin: 0 0 var(--sp-5);
  max-width: 62ch;
}

.verdict-stats {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--sp-5);
  font-size: 13px;
  color: var(--muted);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--border);
  margin-bottom: var(--sp-5);
}
.verdict-stats b { color: var(--text); font-weight: 800; font-size: 17px; margin-left: 5px; }
.verdict-stats b.psf-strong { color: var(--good); }
.verdict-stats b.psf-moderate { color: var(--warn); }
.verdict-stats b.psf-weak { color: var(--risk); }

.verdict-quadrant { display: flex; align-items: center; gap: var(--sp-5); flex-wrap: wrap; }
.quadrant-diagram { flex: none; }
.quadrant-axis-label { font-size: 11.5px; color: var(--muted); text-align: center; }
.quadrant-axis-label.axis-y { margin-bottom: var(--sp-2); }
.quadrant-axis-label.axis-x { margin-top: var(--sp-2); }
.quadrant-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: repeat(2, 1fr);
  gap: 3px;
  width: 260px;
  height: 200px;
}
.q-cell {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--sp-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel-2);
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.3;
}
.q-cell.active {
  font-weight: 800;
  font-size: 15px;
}
.q-cell.active[data-quad="sweet-spot"] { background: rgba(52,201,138,.16); border-color: var(--good); color: var(--good); }
.q-cell.active[data-quad="strategic-bet"],
.q-cell.active[data-quad="temptation"] { background: rgba(255,180,84,.14); border-color: var(--warn); color: var(--warn); }
.q-cell.active[data-quad="dead-end"] { background: rgba(255,107,107,.14); border-color: var(--risk); color: var(--risk); }
.quadrant-callout { font-size: 14.5px; color: var(--muted); margin: 0; max-width: 32ch; }
.quadrant-callout strong.good { color: var(--good); }
.quadrant-callout strong.warn { color: var(--warn); }
.quadrant-callout strong.risk { color: var(--risk); }
@media (max-width: 560px) {
  .quadrant-grid { width: 100%; max-width: 260px; }
}

.card.good { border-color: rgba(52,201,138,.4); background: var(--good-bg); }
.card.good h3 { color: var(--good); }
.card.risk { border-color: rgba(255,107,107,.35); background: var(--risk-bg); }
.card.risk h3 { color: var(--risk); }
.card.verdict { border-color: var(--accent); }

.card.ceiling { border-color: rgba(255,180,84,.45); }
.card.ceiling h3 { color: var(--warn); }
.ceiling-label {
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 6px;
  color: var(--text);
}
.ceiling-label + ul { margin-top: 2px; }

/* Three fit factors */
.card.factors { border-color: var(--accent); }
.factor {
  border: 1px solid var(--border);
  border-left-width: 4px;
  border-radius: 8px;
  padding: 11px 14px;
  margin-bottom: 10px;
  background: var(--panel-2);
}
.factor:last-child { margin-bottom: 0; }
.factor-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.factor-name { font-weight: 700; font-size: 14px; }
.factor-verdict {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .6px;
  font-weight: 700;
  padding: 2px 9px;
  border-radius: 20px;
}
.factor-detail { margin: 6px 0 0; font-size: 13.5px; color: var(--text); }
.factor.verdict-match { border-left-color: var(--good); }
.factor.verdict-match .factor-verdict { background: var(--good-bg); color: var(--good); }
.factor.verdict-partial { border-left-color: var(--warn); }
.factor.verdict-partial .factor-verdict { background: rgba(255,180,84,.15); color: var(--warn); }
.factor.verdict-gap { border-left-color: var(--risk); }
.factor.verdict-gap .factor-verdict { background: var(--risk-bg); color: var(--risk); }

.strategic-value {
  font-weight: 800;
  font-size: 18px;
  margin-bottom: 12px;
}
.strategic-value.positive { color: var(--good); }
.strategic-value.negative { color: var(--risk); }
.strategic-value.neutral { color: var(--muted); }

#edit-profile-link { color: var(--accent); }

/* Scorecard meta rows + confidence + tooltips */
.meta-row { display: flex; align-items: center; gap: 10px; margin-bottom: 2px; }
.meta-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .6px;
  font-weight: 700;
  color: var(--muted);
  min-width: 92px;
}
.conf-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-weight: 700;
  font-size: 13px;
  text-transform: capitalize;
  border: 1px solid var(--border);
}
.conf-badge.conf-high { background: var(--good-bg); color: var(--good); border-color: var(--good); }
.conf-badge.conf-medium { background: rgba(255,180,84,.15); color: var(--warn); border-color: var(--warn); }
.conf-badge.conf-low { background: var(--risk-bg); color: var(--risk); border-color: var(--risk); }

/* Framework terms — dotted underline + educational hover/focus cards */
[data-term] { cursor: pointer; }
.tt { border-bottom: 1px dotted var(--muted); }
[data-term]:hover .tt,
[data-term]:hover.tt { border-bottom-color: var(--accent); color: var(--accent); }
[data-term]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 3px;
}

.tooltip-card {
  position: fixed;
  z-index: 100;
  pointer-events: none;
  width: 300px;
  max-width: 88vw;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  box-shadow: var(--shadow);
  color: var(--text);
  font-size: 12.5px;
  line-height: 1.5;
  font-weight: 400;
  text-transform: none;
  letter-spacing: normal;
}
.tooltip-card[hidden] { display: none; }
.tip-title { font-weight: 700; font-size: 13.5px; margin-bottom: 4px; }
.tip-def { margin: 0 0 8px; }
.tip-sec { margin-top: 7px; }
.tip-lbl {
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  font-size: 10.5px;
  letter-spacing: .5px;
}
.tooltip-card ul { margin: 4px 0 0; padding-left: 16px; }
.tooltip-card li { margin-bottom: 3px; }

/* Collapsible detail sections (BLUF: detail collapsed by default) */
.detail-hint { margin: 6px 2px 14px; font-size: 13px; }
.tt-demo { border-bottom: 1px dotted var(--muted); }
details.detail { padding: 0; }
details.detail summary {
  list-style: none;
  cursor: pointer;
  padding: 16px 20px;
  font-weight: 600;
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-radius: var(--radius);
}
details.detail[open] summary { border-radius: var(--radius) var(--radius) 0 0; }
details.detail summary::-webkit-details-marker { display: none; }
/* Big chevron, far right */
details.detail summary::after {
  content: "";
  flex: none;
  width: 11px;
  height: 11px;
  border-right: 2.5px solid var(--muted);
  border-bottom: 2.5px solid var(--muted);
  transform: rotate(45deg) translateY(-2px);
  transition: transform .15s ease, border-color .15s ease;
}
details.detail[open] summary::after { transform: rotate(225deg) translateY(-2px); }
details.detail summary:hover { background: var(--panel-2); }
details.detail summary:hover::after { border-color: var(--accent); }
details.detail summary:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
details.detail > :not(summary) { padding: 0 20px 18px; }

ul { margin: 0; padding-left: 18px; }
li { margin-bottom: 7px; }

/* History */
.history-table { width: 100%; border-collapse: collapse; margin-top: 12px; }
.history-table th, .history-table td {
  text-align: left;
  padding: 9px 10px;
  border-bottom: 1px solid var(--border);
  font-size: 13.5px;
}
.history-table th { color: var(--muted); font-weight: 600; }
.history-table tbody tr { cursor: pointer; }
.history-table tbody tr:hover { background: var(--panel-2); }

.footer {
  text-align: center;
  color: var(--muted);
  font-size: 12px;
  padding: 24px;
  border-top: 1px solid var(--border);
  margin-top: 20px;
}
.footer-links {
  display: block;
  margin-top: 6px;
}
.footer-links a {
  color: var(--muted);
  margin: 0 8px;
}