:root {
  --bg: #0b0d10;
  --panel: #111419;
  --panel-2: #171b21;
  --panel-3: #20252d;
  --border: #303740;
  --border-strong: #46505c;
  --text: #edf1f5;
  --muted: #9ca6b5;
  --subtle: #737d8b;
  --orange: #ff8a3d;
  --orange-soft: #3a251b;
  --teal: #38c8b6;
  --green: #53c98b;
  --red: #ff665f;
  --amber: #e5af32;
  --purple: #b88bd9;
  --blue: #67a5ef;
  --radius: 6px;
  --shadow: 0 18px 50px rgb(0 0 0 / 35%);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  letter-spacing: 0;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.5;
}

button, input, select, textarea { font: inherit; }

button, select, input[type="range"] { cursor: pointer; }

button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

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

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 24px 14px;
  border-right: 1px solid var(--border);
  background: #0e1013;
}

.brand {
  min-height: 44px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 10px;
  font-size: 13px;
  font-weight: 800;
}

.brand-mark { display: flex; width: 22px; gap: 2px; }
.brand-mark i { display: block; height: 5px; flex: 1; background: var(--teal); }
.brand-mark i:last-child { background: var(--orange); }

.nav-list { display: grid; gap: 4px; margin-top: 34px; }

.nav-list a {
  min-height: 44px;
  display: flex;
  align-items: center;
  padding: 0 12px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
  transition: background 180ms ease, color 180ms ease, border-color 180ms ease;
}

.nav-list a:hover { background: var(--panel-2); color: var(--text); }
.nav-list a.active { color: var(--text); background: var(--orange-soft); border-left-color: var(--orange); }

.sidebar-meta {
  margin-top: auto;
  padding: 14px 10px 2px;
  display: grid;
  gap: 3px;
  color: var(--subtle);
  font-size: 12px;
}

.sidebar-meta strong { color: var(--text); font-size: 13px; }
.eyebrow { margin: 0; color: var(--subtle); font-size: 11px; font-weight: 800; text-transform: uppercase; }

.workspace { min-width: 0; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 30px;
  border-bottom: 1px solid var(--border);
  background: rgb(11 13 16 / 94%);
  backdrop-filter: blur(12px);
}

.topbar h1 { margin: 2px 0 0; font-size: 21px; line-height: 1.2; }
.topbar-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; color: var(--muted); font-size: 13px; }
.topbar-meta > span:not(.status) { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }

.status, .tag {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 3px 8px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 750;
  white-space: nowrap;
}

.status-warn { color: #ffc18d; background: var(--orange-soft); border-color: #6d4024; }
.status-pass, .tag.pass { color: #a8edc8; background: #152c22; border-color: #2e694b; }
.status-fail, .tag.fail { color: #ffaaa6; background: #351b1b; border-color: #743535; }
.tag.info { color: #acd0ff; background: #17283b; border-color: #345779; }
.tag.neutral { color: #c4cad2; background: #20242a; }

main { width: min(1600px, 100%); margin: 0 auto; padding: 28px 30px 60px; }
main:focus { outline: none; }

.view { min-width: 0; max-width: 100%; animation: view-in 180ms ease both; }
@keyframes view-in { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

.page-heading { margin-bottom: 24px; }
.page-heading h2 { margin: 2px 0 4px; font-size: clamp(26px, 3vw, 38px); line-height: 1.15; }
.page-heading p { max-width: 820px; margin: 0; color: var(--muted); }

.verdict-band {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(300px, 0.8fr);
  gap: 28px;
  padding: 24px;
  border: 1px solid #684126;
  border-left: 4px solid var(--orange);
  border-radius: var(--radius);
  background: linear-gradient(90deg, #2d2019 0%, #1d1819 55%, #17171b 100%);
}

.verdict-band h3 { margin: 4px 0 8px; font-size: 24px; }
.verdict-band p { margin: 0; color: #d8dde3; }
.verdict-score { display: flex; align-items: center; justify-content: flex-end; gap: 14px; }
.verdict-score strong { font-size: 52px; line-height: 1; color: var(--orange); }
.verdict-score span { max-width: 130px; color: var(--muted); font-size: 13px; }

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(135px, 1fr));
  gap: 12px;
  margin: 18px 0 28px;
}

.kpi {
  min-height: 128px;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel-2);
}

.kpi strong { display: block; margin-bottom: 6px; font-size: 30px; line-height: 1; }
.kpi span { display: block; color: var(--muted); font-size: 13px; }
.kpi small { display: block; margin-top: 10px; color: var(--subtle); }
.kpi.warn strong { color: var(--amber); }
.kpi.fail strong { color: var(--red); }
.kpi.accent strong { color: var(--orange); }

.two-col { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(360px, 0.85fr); gap: 28px; }
.two-col > * { min-width: 0; }
.section-block { min-width: 0; padding: 20px 0 26px; border-top: 1px solid var(--border); }
.section-block h3 { margin: 0 0 16px; font-size: 18px; }
.section-header { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 14px; }
.section-header h3 { margin: 0; }
.section-header p { margin: 0; color: var(--muted); font-size: 13px; }

.requirement-table, .rubric-table, .comparison-table { width: 100%; border-collapse: collapse; }
.requirement-table th, .requirement-table td,
.comparison-table th, .comparison-table td {
  padding: 12px 10px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

th { color: var(--muted); font-size: 11px; text-transform: uppercase; }
td { font-size: 14px; }

.phase-bars { display: grid; gap: 15px; }
.phase-row { display: grid; grid-template-columns: 120px minmax(120px, 1fr) 72px; gap: 12px; align-items: center; }
.phase-row span { font-size: 13px; }
.phase-row span:last-child { text-align: right; color: var(--muted); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.bar-track { height: 11px; overflow: hidden; border-radius: 2px; background: var(--panel-3); }
.bar-fill { height: 100%; background: var(--teal); }
.phase-row:nth-child(2) .bar-fill { background: var(--purple); }
.phase-row:nth-child(3) .bar-fill { background: var(--orange); }

.finding-list { display: grid; gap: 1px; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.finding-row { display: grid; grid-template-columns: 110px minmax(0, 1fr); gap: 14px; padding: 14px; background: var(--panel); }
.finding-row + .finding-row { border-top: 1px solid var(--border); }
.finding-row h4 { margin: 0 0 4px; font-size: 14px; }
.finding-row p { margin: 0; color: var(--muted); font-size: 13px; }

.controls {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: 10px;
  margin-bottom: 16px;
}

.field { display: grid; gap: 5px; min-width: 160px; }
.field.grow { flex: 1; min-width: 220px; }
.field label { color: var(--muted); font-size: 11px; font-weight: 750; text-transform: uppercase; }

select, input[type="search"], input[type="text"], input[type="number"], textarea {
  min-height: 44px;
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  background: var(--panel-2);
}

textarea { min-height: 72px; resize: vertical; }

.button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 9px 13px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  color: var(--text);
  background: var(--panel-2);
  font-weight: 700;
  transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.button:hover { background: var(--panel-3); border-color: #697584; }
.button:active { transform: translateY(1px); }
.button.primary { color: #13100d; background: var(--orange); border-color: var(--orange); }
.button.danger { color: #ffaaa6; border-color: #743535; background: #281718; }
.icon-button { width: 44px; padding: 0; font-size: 20px; }

.trajectory-layout { display: grid; grid-template-columns: minmax(360px, 0.9fr) minmax(420px, 1.1fr); gap: 18px; min-height: 640px; }
.turn-list { max-height: 690px; overflow: auto; border: 1px solid var(--border); border-radius: var(--radius); background: var(--panel); }
.turn-row {
  width: 100%;
  min-height: 64px;
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 9px 12px;
  border: 0;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  text-align: left;
  background: transparent;
}

.turn-row:hover { background: var(--panel-2); }
.turn-row.active { background: var(--orange-soft); box-shadow: inset 3px 0 var(--orange); }
.turn-number { color: var(--subtle); font: 12px ui-monospace, SFMono-Regular, Menlo, monospace; }
.turn-copy { min-width: 0; }
.turn-copy strong { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 13px; }
.turn-copy span { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--muted); font-size: 12px; }
.turn-time { color: var(--subtle); font: 11px ui-monospace, SFMono-Regular, Menlo, monospace; }

.evidence-panel { position: sticky; top: 104px; align-self: start; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: var(--panel); }
.evidence-image-button { display: block; width: 100%; padding: 0; border: 0; background: #070809; }
.evidence-panel img { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: contain; }
.evidence-copy { padding: 16px; }
.evidence-copy h3 { margin: 6px 0 8px; font-size: 18px; }
.evidence-copy p { margin: 0 0 12px; color: var(--muted); font-size: 13px; overflow-wrap: anywhere; }
.evidence-meta { display: flex; flex-wrap: wrap; gap: 6px; }

.failure-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.failure-card { padding: 18px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--panel); }
.failure-card[data-severity="critical"] { border-top: 3px solid var(--red); }
.failure-card[data-severity="high"] { border-top: 3px solid var(--orange); }
.failure-card[data-severity="medium"] { border-top: 3px solid var(--amber); }
.failure-card h3 { margin: 10px 0 7px; font-size: 18px; }
.failure-card p { margin: 0 0 12px; color: var(--muted); }
.failure-card dl { display: grid; grid-template-columns: 90px 1fr; gap: 8px 10px; margin: 0; font-size: 13px; }
.failure-card dt { color: var(--subtle); }
.failure-card dd { margin: 0; }
.failure-media { margin-top: 14px; }
.failure-media button { width: 100%; padding: 0; border: 1px solid var(--border); border-radius: 4px; overflow: hidden; background: #08090b; }
.failure-media img { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: contain; }

.rubric-summary { display: grid; grid-template-columns: repeat(4, minmax(130px, 1fr)); gap: 12px; margin-bottom: 18px; }
.rubric-score { padding: 16px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--panel-2); }
.rubric-score strong { display: block; font-size: 27px; }
.rubric-score span { color: var(--muted); font-size: 12px; }

.rubric-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
.rubric-table { min-width: 980px; }
.rubric-table th, .rubric-table td { padding: 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
.rubric-table tbody tr { background: var(--panel); }
.rubric-table tbody tr:hover { background: #14181d; }
.rubric-table input, .rubric-table textarea, .rubric-table select { min-height: 40px; font-size: 13px; }
.rubric-table textarea { min-height: 58px; }
.rubric-table .criterion-cell { min-width: 260px; }
.rubric-table .notes-cell { min-width: 310px; }
.rubric-table .weight-cell { width: 80px; }
.rubric-table .grade-cell { width: 120px; }

.grade-toggle { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; }
.grade-toggle button { min-height: 40px; border: 1px solid var(--border); color: var(--muted); background: var(--panel-2); font-size: 18px; font-weight: 800; }
.grade-toggle button:first-child { border-radius: 4px 0 0 4px; }
.grade-toggle button:last-child { border-radius: 0 4px 4px 0; }
.grade-toggle button.plus.active { color: #092116; background: var(--green); border-color: var(--green); }
.grade-toggle button.minus.active { color: #2a0808; background: var(--red); border-color: var(--red); }

.rubric-actions { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.rubric-actions > div { display: flex; flex-wrap: wrap; gap: 8px; }

.compare-controls { display: grid; grid-template-columns: minmax(180px, 1fr) minmax(180px, 1fr) auto; gap: 12px; align-items: end; }
.compare-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 16px; }
.compare-panel { border: 1px solid var(--border); border-radius: var(--radius); background: var(--panel); overflow: hidden; }
.compare-panel header { padding: 14px 16px; border-bottom: 1px solid var(--border); }
.compare-panel h3 { margin: 0; font-size: 16px; }
.compare-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); }
.compare-stat { padding: 14px; background: var(--panel-2); }
.compare-stat strong { display: block; font-size: 21px; }
.compare-stat span { color: var(--muted); font-size: 11px; }
.tool-bars { display: grid; gap: 9px; padding: 16px; }
.tool-row { display: grid; grid-template-columns: 90px 1fr 34px; gap: 8px; align-items: center; font-size: 12px; }
.tool-row .bar-track { height: 7px; }

.deck-compare { margin-top: 28px; padding-top: 22px; border-top: 1px solid var(--border); }
.deck-toolbar { display: grid; grid-template-columns: repeat(2, minmax(160px, 220px)) minmax(180px, 1fr); gap: 12px; align-items: end; margin-bottom: 14px; }
.range-field { display: grid; grid-template-columns: 1fr auto; gap: 8px; align-items: center; }
.range-field label { grid-column: 1 / -1; color: var(--muted); font-size: 11px; font-weight: 750; text-transform: uppercase; }
.range-field input { width: 100%; accent-color: var(--orange); }
.slide-frame { min-height: 240px; display: grid; place-items: center; padding: 10px; background: #050607; }
.slide-frame button { width: 100%; padding: 0; border: 0; background: transparent; }
.slide-frame img { display: block; width: 100%; max-height: 560px; object-fit: contain; }

.snapshot-panel { margin-top: 28px; padding-top: 22px; border-top: 1px solid var(--border); }
.snapshot-form { display: grid; grid-template-columns: minmax(220px, 1fr) auto; gap: 10px; max-width: 620px; }
.empty-state { padding: 28px; color: var(--muted); text-align: center; border: 1px dashed var(--border-strong); border-radius: var(--radius); }

.image-dialog { width: min(94vw, 1500px); max-width: none; padding: 0; border: 1px solid var(--border-strong); border-radius: var(--radius); color: var(--text); background: var(--panel); box-shadow: var(--shadow); }
.image-dialog::backdrop { background: rgb(0 0 0 / 82%); backdrop-filter: blur(4px); }
.image-dialog img { display: block; width: 100%; max-height: 82vh; object-fit: contain; background: #050607; }
.image-dialog p { margin: 0; padding: 12px 16px; color: var(--muted); }
.dialog-close { position: absolute; top: 10px; right: 10px; width: 44px; height: 44px; border: 1px solid #66717d; border-radius: 50%; color: var(--text); background: rgb(10 12 15 / 88%); font-size: 26px; }

.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.muted { color: var(--muted); }
.orange { color: var(--orange); }
.red { color: var(--red); }
.green { color: var(--green); }
.teal { color: var(--teal); }

@media (max-width: 1180px) {
  .kpi-grid { grid-template-columns: repeat(3, 1fr); }
  .two-col { grid-template-columns: 1fr; }
  .trajectory-layout { grid-template-columns: minmax(320px, 0.8fr) minmax(400px, 1.2fr); }
}

@media (max-width: 860px) {
  .app-shell { display: block; }
  .sidebar { position: sticky; z-index: 30; height: auto; padding: 0; border-right: 0; border-bottom: 1px solid var(--border); }
  .brand, .sidebar-meta { display: none; }
  .nav-list { display: flex; margin: 0; overflow-x: auto; padding: 6px 10px; }
  .nav-list a { flex: 0 0 auto; padding: 0 11px; border-left: 0; border-bottom: 2px solid transparent; border-radius: 4px; }
  .nav-list a.active { border-bottom-color: var(--orange); }
  .topbar { top: 57px; padding: 12px 18px; }
  .topbar-meta > span:not(.status) { display: none; }
  main { padding: 22px 18px 46px; }
  .verdict-band { grid-template-columns: 1fr; }
  .verdict-score { justify-content: flex-start; }
  .trajectory-layout { grid-template-columns: 1fr; }
  .turn-list { max-height: 420px; }
  .evidence-panel { position: static; }
  .failure-grid { grid-template-columns: 1fr; }
  .rubric-summary { grid-template-columns: repeat(2, 1fr); }
  .compare-grid { grid-template-columns: 1fr; }
}

@media (max-width: 580px) {
  .topbar h1 { font-size: 18px; }
  .topbar { min-height: 72px; }
  .topbar-meta { display: none; }
  .page-heading h2 { font-size: 27px; }
  .page-heading h2, .page-heading p, .verdict-band h3, .verdict-band p { overflow-wrap: anywhere; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .kpi { min-height: 110px; padding: 14px; }
  .kpi strong { font-size: 25px; }
  .phase-row { grid-template-columns: 98px 1fr 58px; }
  .finding-row { grid-template-columns: 1fr; }
  .requirement-table { table-layout: fixed; }
  .requirement-table th:nth-child(1) { width: 36%; }
  .requirement-table th:nth-child(2) { width: 22%; }
  .requirement-table td { overflow-wrap: anywhere; }
  .controls, .compare-controls, .deck-toolbar, .snapshot-form { display: grid; grid-template-columns: 1fr; }
  .rubric-summary { grid-template-columns: 1fr 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}