*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 15px; }

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #1a1a1a;
  background: #f4f5f7;
  line-height: 1.5;
}

/* ── Nav ─────────────────────────────────────────────────────── */
nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0 1.5rem;
  height: 52px;
  background: #0f172a;
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav-brand {
  font-weight: 700;
  font-size: 0.95rem;
  color: #fff;
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.nav-brand span {
  color: #818cf8;
}
nav a {
  color: #94a3b8;
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
}
nav a:hover { color: #e2e8f0; }
nav a.active { color: #fff; border-bottom-color: #818cf8; }
.nav-spacer { flex: 1; }

/* ── Layout ──────────────────────────────────────────────────── */
.page { max-width: 960px; margin: 0 auto; padding: 2rem 1.25rem 4rem; }

/* ── Auth ────────────────────────────────────────────────────── */
main.auth {
  max-width: 380px;
  margin: 7rem auto 0;
  background: #fff;
  padding: 2.5rem 2rem;
  border-radius: 10px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.10);
}
.auth-logo {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #6366f1;
  margin-bottom: 0.5rem;
}
main.auth h1 { font-size: 1.3rem; font-weight: 700; margin-bottom: 0.25rem; }
.auth-sub { font-size: 0.85rem; color: #64748b; margin-bottom: 1.5rem; }

/* ── Forms ───────────────────────────────────────────────────── */
label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: #374151;
  margin-bottom: 0.3rem;
}
input[type="email"],
input[type="password"],
input[type="text"],
textarea,
select {
  display: block;
  width: 100%;
  padding: 0.5rem 0.7rem;
  margin-bottom: 1rem;
  border: 1px solid #d1d5db;
  border-radius: 5px;
  font-size: 0.875rem;
  font-family: inherit;
  background: #fff;
  transition: border-color 0.15s;
}
textarea { resize: vertical; min-height: 160px; font-family: ui-monospace, monospace; font-size: 0.8rem; }
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: #6366f1;
  box-shadow: 0 0 0 3px rgba(99,102,241,0.12);
}
input.input-inline {
  width: auto;
  display: inline-block;
  margin-bottom: 0;
}

/* ── Buttons ─────────────────────────────────────────────────── */
button {
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 600;
  font-family: inherit;
  background: #6366f1;
  color: #fff;
  transition: background 0.15s;
  white-space: nowrap;
}
button:hover:not(:disabled) { background: #4f46e5; }
button:disabled { opacity: 0.55; cursor: default; }
button.secondary { background: #f1f5f9; color: #374151; border: 1px solid #e2e8f0; }
button.secondary:hover:not(:disabled) { background: #e2e8f0; }
button.danger { background: #ef4444; color: #fff; }
button.danger:hover:not(:disabled) { background: #dc2626; }
button.sm { padding: 0.3rem 0.65rem; font-size: 0.75rem; }

.btn-row { display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: center; margin-top: 0.75rem; }

/* ── Errors + Alerts ─────────────────────────────────────────── */
.err { color: #ef4444; font-size: 0.8rem; margin-top: 0.25rem; }
.json-error {
  color: #b91c1c;
  font-size: 0.75rem;
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: 4px;
  padding: 0.35rem 0.6rem;
  margin-top: 0.25rem;
}
.notice {
  font-size: 0.8rem;
  color: #0369a1;
  background: #f0f9ff;
  border: 1px solid #bae6fd;
  border-radius: 4px;
  padding: 0.35rem 0.6rem;
  margin: 0.5rem 0;
}

/* ── Cards ───────────────────────────────────────────────────── */
.card {
  background: #fff;
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.07);
}
.card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.card-header h2 { font-size: 1rem; font-weight: 700; flex: 1; }
.card h3 { font-size: 0.9rem; font-weight: 600; margin-bottom: 0.75rem; color: #374151; }

/* ── Section tabs (Studio) ───────────────────────────────────── */
.section-tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid #e5e7eb;
  margin-bottom: 1.5rem;
}
.section-tab {
  padding: 0.6rem 1.25rem;
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 600;
  color: #64748b;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
  border-radius: 0;
  transition: color 0.15s;
}
.section-tab:hover { color: #374151; background: none; }
.section-tab.active { color: #6366f1; border-bottom-color: #6366f1; background: none; }

/* ── Tabs (Monitor) ──────────────────────────────────────────── */
.tabs { display: flex; gap: 0; border-bottom: 2px solid #e5e7eb; margin-bottom: 1.5rem; }
.tab {
  padding: 0.6rem 1.25rem;
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 600;
  color: #64748b;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
  border-radius: 0;
  transition: color 0.15s;
}
.tab:hover { color: #374151; background: none; }
.tab.active { color: #6366f1; border-bottom-color: #6366f1; background: none; }

/* ── Badges ──────────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.badge.draft     { background: #f1f5f9; color: #64748b; }
.badge.evaluated { background: #fef9c3; color: #854d0e; }
.badge.locked    { background: #dcfce7; color: #166534; }
.badge.yes, .badge.mention-yes { background: #dcfce7; color: #166534; }
.badge.no,  .badge.mention-no  { background: #fee2e2; color: #991b1b; }
.badge.running   { background: #e0f2fe; color: #075985; }
.badge.done      { background: #dcfce7; color: #166534; }
.badge.error     { background: #fee2e2; color: #991b1b; }
.badge.category  { background: #ede9fe; color: #5b21b6; }
.badge.branded   { background: #fce7f3; color: #9d174d; }
.badge.persona   { background: #fff7ed; color: #9a3412; }

/* ── Score panel ─────────────────────────────────────────────── */
.score-panel {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 1.25rem;
  margin-top: 1rem;
}
.score-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}
.score-value {
  font-size: 2.5rem;
  font-weight: 800;
  color: #6366f1;
  line-height: 1;
}
.score-verdict { font-size: 0.85rem; color: #374151; flex: 1; }
.criteria-list { margin-top: 0.75rem; }
.criterion {
  padding: 0.6rem 0;
  border-top: 1px solid #e5e7eb;
}
.criterion-header { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.2rem; }
.criterion .crit-name { font-weight: 700; font-size: 0.8rem; }
.criterion .crit-score {
  font-weight: 700;
  font-size: 0.8rem;
  padding: 0.1rem 0.45rem;
  border-radius: 3px;
  background: #e0e7ff;
  color: #3730a3;
}
.criterion .crit-score.low { background: #fee2e2; color: #991b1b; }
.criterion .crit-score.mid { background: #fef9c3; color: #854d0e; }
.criterion .crit-score.high { background: #dcfce7; color: #166534; }
.criterion .rationale { font-size: 0.8rem; color: #475569; }
.criterion .fix { font-size: 0.78rem; color: #0369a1; margin-top: 0.2rem; font-style: italic; }
.blocking-issues { margin-top: 0.75rem; }
.blocking-issue {
  font-size: 0.78rem;
  color: #b91c1c;
  background: #fef2f2;
  border-left: 3px solid #f87171;
  padding: 0.3rem 0.6rem;
  margin-bottom: 0.25rem;
  border-radius: 0 3px 3px 0;
}

/* ── Version history ─────────────────────────────────────────── */
.version-list { margin-top: 1rem; }
.version-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0;
  border-top: 1px solid #e5e7eb;
  font-size: 0.8rem;
}
.version-row .ver-no { font-weight: 700; color: #374151; min-width: 2.5rem; }
.version-row .ver-date { color: #64748b; flex: 1; }
.version-row .ver-score { color: #6366f1; font-weight: 600; min-width: 2rem; text-align: right; }

/* ── FAQ rows ────────────────────────────────────────────────── */
.faq-rows { margin-bottom: 0.75rem; }
.faq-row {
  display: grid;
  grid-template-columns: 1fr 1fr auto auto auto;
  gap: 0.5rem;
  align-items: start;
  margin-bottom: 0.5rem;
}
.faq-row input, .faq-row textarea {
  margin-bottom: 0;
}
.faq-row textarea { min-height: 60px; }
.faq-move { display: flex; flex-direction: column; gap: 2px; }

/* ── Tables ──────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.8rem; }
th, td { padding: 0.55rem 0.75rem; text-align: left; border-bottom: 1px solid #e5e7eb; vertical-align: middle; }
th { background: #f8fafc; font-weight: 700; font-size: 0.75rem; color: #374151; text-transform: uppercase; letter-spacing: 0.04em; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: #fafafa; }
td input[type="text"], td textarea { margin-bottom: 0; }
td select { margin-bottom: 0; }

/* ── Results matrix ──────────────────────────────────────────── */
.matrix-cell {
  text-align: center;
  cursor: default;
  position: relative;
}
.matrix-cell:hover .competitors-tooltip { display: block; }
.competitors-tooltip {
  display: none;
  position: absolute;
  bottom: 125%;
  left: 50%;
  transform: translateX(-50%);
  background: #1e293b;
  color: #e2e8f0;
  font-size: 0.7rem;
  padding: 0.4rem 0.6rem;
  border-radius: 5px;
  white-space: nowrap;
  z-index: 200;
  pointer-events: none;
}
.competitors-tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: #1e293b;
}

/* ── Trend / chart ───────────────────────────────────────────── */
.chart-area { position: relative; height: 220px; margin-top: 0.75rem; }
.chart-filters { display: flex; gap: 0.75rem; align-items: center; flex-wrap: wrap; margin-bottom: 0.75rem; }
.chart-filters label { margin-bottom: 0; font-size: 0.8rem; }
.chart-filters select { width: auto; margin-bottom: 0; font-size: 0.8rem; }
.chart-empty { font-size: 0.8rem; color: #94a3b8; padding: 1rem 0; text-align: center; }

/* ── Run controls ────────────────────────────────────────────── */
.engine-checkboxes { display: flex; gap: 1rem; align-items: center; flex-wrap: wrap; margin-bottom: 0.75rem; }
.engine-checkboxes label {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  margin-bottom: 0;
}
.engine-checkboxes input[type="checkbox"] { width: auto; margin-bottom: 0; }
.run-list { margin-top: 1rem; }
.run-row { display: flex; align-items: center; gap: 0.75rem; padding: 0.5rem 0; border-top: 1px solid #e5e7eb; font-size: 0.8rem; }
.run-row .run-id { font-weight: 700; color: #374151; min-width: 2.5rem; }
.run-row .run-date { color: #64748b; flex: 1; }
.run-row .run-engines { color: #6366f1; font-size: 0.75rem; }

/* ── Utilities ───────────────────────────────────────────────── */
.row { display: flex; gap: 0.75rem; align-items: center; margin-bottom: 0.5rem; }
.flex-1 { flex: 1; }
.mt1 { margin-top: 0.5rem; }
.mt2 { margin-top: 1rem; }
.text-sm { font-size: 0.8rem; color: #64748b; }
.text-muted { color: #94a3b8; }
.hidden { display: none !important; }
.loading { color: #94a3b8; font-size: 0.85rem; font-style: italic; }
hr { border: none; border-top: 1px solid #e5e7eb; margin: 1.25rem 0; }

/* ── Page heading ────────────────────────────────────────────── */
.page-title { font-size: 1.3rem; font-weight: 700; margin-bottom: 0.25rem; }
.page-subtitle { font-size: 0.85rem; color: #64748b; margin-bottom: 1.5rem; }