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

:root {
  --bg: #07111f;
  --bg-soft: #101b2b;
  --panel-dark: rgba(9, 18, 33, 0.82);
  --panel-light: #ffffff;
  --text: #f5f7fb;
  --text-soft: #d6deea;
  --body: #435166;
  --line: rgba(10, 23, 38, 0.08);
  --blue: #69b4ff;
  --gold: #ffd54f;
  --green: #7ed9b0;
  --red: #ff8c69;
  --radius: 24px;
  --shadow: 0 24px 60px rgba(4, 9, 18, 0.28);
}

html,
body {
  min-height: 100%;
  margin: 0;
  font-family: 'IBM Plex Sans', 'Segoe UI', sans-serif;
  background:
    radial-gradient(circle at top right, rgba(105, 180, 255, 0.18), transparent 24%),
    linear-gradient(180deg, #07111f 0%, #101b2b 30%, #eff4fb 30%, #eff4fb 100%);
  color: var(--text);
}

.screen {
  display: none;
}

.screen.active {
  display: block;
}

.app-shell {
  max-width: 1280px;
  margin: 0 auto;
  padding: 24px 20px 40px;
}

.intro-screen,
.summary-screen {
  min-height: calc(100vh - 48px);
  display: none;
  align-items: center;
  justify-content: center;
}

.intro-screen.active,
.summary-screen.active {
  display: flex;
}

.intro-card,
.summary-card {
  width: min(1080px, 100%);
  padding: 36px;
  border-radius: 30px;
  background: rgba(9, 18, 33, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.eyebrow,
.section-kicker,
.feedback-label {
  margin: 0 0 12px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #9dd1ff;
}

.intro-card h1,
.summary-card h1,
.topbar h1 {
  margin: 0;
  font-family: 'Georgia', 'Times New Roman', serif;
  letter-spacing: -0.03em;
}

.intro-card h1,
.summary-card h1 {
  font-size: clamp(2.6rem, 6vw, 4rem);
}

.intro-text,
.panel-copy,
.memo-text,
.report-lead,
.feedback-box p {
  font-family: 'Segoe UI', sans-serif;
}

.intro-text {
  max-width: 62ch;
  margin: 16px 0 0;
  font-size: 1.03rem;
  line-height: 1.8;
  color: var(--text-soft);
}

.intro-grid,
.summary-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 28px;
}

.intro-panel,
.summary-panel {
  padding: 20px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.09);
}

.intro-panel h2,
.summary-panel h2,
.panel-header h2,
.feedback-box h3 {
  margin: 0 0 10px;
  font-size: 1.12rem;
}

.intro-panel h2,
.summary-panel h2,
.summary-card h1 {
  color: #ffffff;
}

.intro-panel ul {
  margin: 0;
  padding-left: 18px;
  line-height: 1.72;
  color: var(--text-soft);
}

.primary-btn,
.secondary-btn {
  appearance: none;
  border-radius: 999px;
  padding: 13px 20px;
  font-family: inherit;
  font-size: 0.94rem;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.primary-btn {
  border: 0;
  background: var(--gold);
  color: #0d2440;
  box-shadow: 0 14px 26px rgba(255, 213, 79, 0.18);
}

.secondary-btn {
  border: 1px solid rgba(10, 23, 38, 0.1);
  background: #ffffff;
  color: #1f2f45;
}

.primary-btn:hover,
.secondary-btn:hover {
  transform: translateY(-2px);
}

.primary-btn:hover {
  background: #ffe082;
}

.audit-screen {
  display: none;
}

.audit-screen.active {
  display: block;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  padding: 24px;
  margin-bottom: 16px;
  border-radius: 28px;
  background: var(--panel-dark);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.topbar h1 {
  font-size: clamp(2rem, 4vw, 2.8rem);
}

.topbar-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.pill {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.88rem;
  font-weight: 700;
}

.audit-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr) 280px;
  gap: 16px;
}

.panel {
  padding: 20px;
  border-radius: var(--radius);
  background: var(--panel-light);
  border: 1px solid var(--line);
  box-shadow: 0 20px 44px rgba(10, 23, 38, 0.08);
}

.panel-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 14px;
}

.panel-header h2,
.feedback-box h3 {
  color: #161616;
}

.task-list,
.evidence-list,
.summary-list {
  display: grid;
  gap: 10px;
}

.task-item,
.evidence-item,
.summary-item {
  padding: 12px 14px;
  border-radius: 18px;
  background: #f8fbff;
  border: 1px solid rgba(0, 94, 162, 0.08);
}

.task-item.done {
  background: #eef8f1;
  border-color: rgba(19, 111, 60, 0.16);
}

.task-item strong,
.evidence-item strong,
.summary-item strong {
  display: block;
  margin-bottom: 4px;
  color: #161616;
}

.task-item span,
.evidence-item span,
.summary-item span,
.panel-copy,
.memo-text,
.report-lead,
.feedback-box p {
  color: var(--body);
  line-height: 1.7;
  font-size: 0.92rem;
}

.score-meter {
  margin-top: 16px;
  padding: 14px;
  border-radius: 20px;
  background: #f8fbff;
  border: 1px solid rgba(0, 94, 162, 0.08);
}

.score-meter-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
  color: #161616;
  font-size: 0.92rem;
  font-weight: 700;
}

.score-track {
  height: 10px;
  border-radius: 999px;
  background: rgba(10, 23, 38, 0.08);
  overflow: hidden;
}

.score-track span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, #69b4ff 0%, #7ed9b0 100%);
}

.evidence-bank {
  margin-top: 16px;
}

.evidence-bank h3 {
  margin: 0 0 10px;
  font-size: 1rem;
  color: #161616;
}

.stage canvas {
  width: 100%;
  border-radius: 18px;
  background: #f8fbff;
  border: 1px solid rgba(0, 94, 162, 0.08);
  margin-bottom: 16px;
}

.choice-grid,
.timeline-grid,
.report-grid {
  display: grid;
  gap: 12px;
}

.answer-card {
  padding: 16px;
  border-radius: 18px;
  border: 1px solid rgba(10, 23, 38, 0.08);
  background: #ffffff;
  cursor: pointer;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.answer-card:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 94, 162, 0.18);
  box-shadow: 0 16px 34px rgba(10, 23, 38, 0.08);
}

.answer-card.selected {
  background: #f6faff;
  border-color: rgba(0, 94, 162, 0.24);
}

.answer-card strong {
  display: block;
  margin-bottom: 4px;
  color: #161616;
}

.answer-card span {
  color: var(--body);
  line-height: 1.7;
  font-size: 0.92rem;
}

.checkbox-row,
.radio-row {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.checkbox-row input,
.radio-row input {
  margin-top: 4px;
}

.feedback-box {
  margin-top: 18px;
  padding: 16px;
  border-radius: 20px;
  background: #f7f1e5;
  border: 1px solid rgba(122, 90, 35, 0.12);
}

.feedback-box.hidden,
.hidden {
  display: none;
}

.stage-footer {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 18px;
}

.memo-text {
  margin: 0;
}

.report-lead {
  margin: 0;
}

.summary-actions {
  margin-top: 24px;
}

.full-width {
  grid-column: 1 / -1;
}

@media (max-width: 1100px) {
  .audit-layout {
    grid-template-columns: 1fr;
  }

  .intro-grid,
  .summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .app-shell {
    padding: 16px 12px 28px;
  }

  .intro-card,
  .summary-card,
  .topbar,
  .panel {
    padding: 16px;
  }

  .topbar,
  .stage-footer,
  .intro-grid,
  .summary-grid {
    flex-direction: column;
    grid-template-columns: 1fr;
  }
}