:root {
  --bg-1: #0f0a07;
  --bg-2: #1b120d;
  --panel: rgba(34, 23, 16, 0.82);
  --panel-strong: rgba(46, 29, 19, 0.92);
  --card: rgba(255, 255, 255, 0.045);
  --card-border: rgba(255, 198, 117, 0.16);
  --text: #f7f3ef;
  --muted: #d5c4b2;
  --soft: #9f8b79;
  --accent: #ff9f43;
  --accent-2: #ffbf69;
  --accent-3: #ff7a18;
  --success: #2bc48a;
  --danger: #ff6b6b;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.38);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --container: 1120px;
  --transition: 220ms ease;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 159, 67, 0.15), transparent 28%),
    radial-gradient(circle at 90% 15%, rgba(255, 191, 105, 0.12), transparent 20%),
    radial-gradient(circle at 50% 100%, rgba(255, 122, 24, 0.08), transparent 28%),
    linear-gradient(135deg, #0a0705 0%, #120c08 42%, #1b120d 100%);
  overflow-x: hidden;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: auto;
  pointer-events: none;
  z-index: 0;
  filter: blur(60px);
  opacity: 0.6;
}

body::before {
  width: 320px;
  height: 320px;
  left: -80px;
  top: 10vh;
  background: rgba(255, 159, 67, 0.14);
}

body::after {
  width: 300px;
  height: 300px;
  right: -90px;
  bottom: 8vh;
  background: rgba(255, 191, 105, 0.12);
}

.app {
  position: relative;
  z-index: 1;
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px;
}

.shell {
  width: min(100%, var(--container));
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.015));
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 36px;
  box-shadow: var(--shadow);
  overflow: hidden;
  backdrop-filter: blur(14px);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  background: rgba(255,255,255,0.02);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  display: grid;
  place-items: center;
  color: #24160c;
  font-weight: 900;
  box-shadow: 0 10px 30px rgba(255, 159, 67, 0.3);
}

.brand-text h1 {
  margin: 0;
  font-size: 1rem;
  letter-spacing: 0.02em;
}

.brand-text p {
  margin: 3px 0 0;
  font-size: 0.86rem;
  color: var(--soft);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 191, 105, 0.18);
  background: rgba(255, 191, 105, 0.08);
  color: var(--muted);
  font-size: 0.9rem;
  white-space: nowrap;
}

.view {
  display: none;
  animation: fadeUp 420ms ease;
}

.view.active {
  display: block;
}

.hero {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 24px;
  padding: 36px;
  min-height: 620px;
  align-items: stretch;
  overflow: visible;
}

/* Suppress styles.css hero decorative pseudo-elements — they belong to the
   landing-page hero, not the quiz layout. */
.hero::before,
.hero::after {
  content: none !important;
}

.hero-panel,
.info-panel,
.quiz-card,
.result-card {
  position: relative;
  z-index: 1;
  background: var(--panel);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(14px);
}

.hero-panel {
  padding: 38px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background:
    radial-gradient(circle at 0% 0%, rgba(255, 159, 67, 0.12), transparent 34%),
    linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02)),
    var(--panel-strong);
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: auto -40px -50px auto;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,159,67,0.18) 0%, rgba(255,159,67,0) 70%);
  pointer-events: none;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: fit-content;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 191, 105, 0.1);
  border: 1px solid rgba(255, 191, 105, 0.18);
  color: var(--accent-2);
  font-size: 0.88rem;
  margin-bottom: 18px;
}

.hero-title {
  margin: 0;
  font-size: clamp(2rem, 5vw, 4rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  max-width: 12ch;
}

.hero-title .accent {
  color: var(--accent-2);
  text-shadow: 0 0 28px rgba(255, 191, 105, 0.12);
}

.hero-copy {
  margin: 20px 0 0;
  max-width: 58ch;
  color: var(--muted);
  font-size: 1.04rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.btn {
  appearance: none;
  border: none;
  border-radius: 16px;
  padding: 15px 22px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition), opacity var(--transition);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  color: #23150b;
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
  box-shadow: 0 14px 34px rgba(255, 159, 67, 0.28);
}

.btn-primary:hover {
  box-shadow: 0 18px 38px rgba(255, 159, 67, 0.34);
}

.btn-secondary {
  color: var(--text);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.07);
}

.btn[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.info-panel {
  padding: 28px;
  display: grid;
  gap: 18px;
  align-content: start;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0.015)),
    rgba(24, 17, 12, 0.9);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.stat-card {
  padding: 18px;
  background: var(--card);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
}

.stat-card .label {
  color: var(--soft);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.stat-card .value {
  margin-top: 8px;
  font-size: 1.6rem;
  font-weight: 800;
}

.features {
  display: grid;
  gap: 12px;
}

.feature {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
}

.feature-dot {
  flex: 0 0 12px;
  width: 12px;
  height: 12px;
  margin-top: 6px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-2), var(--accent-3));
  box-shadow: 0 0 0 6px rgba(255, 159, 67, 0.08);
}

.feature strong {
  display: block;
  margin-bottom: 4px;
  font-size: 0.98rem;
}

.feature span {
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.5;
}

.quiz-wrap,
.result-wrap {
  padding: 32px;
}

.quiz-card,
.result-card {
  padding: 28px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.015)),
    rgba(24, 17, 12, 0.92);
}

.quiz-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
  flex-wrap: wrap;
}

.quiz-title {
  font-size: 1.4rem;
  font-weight: 800;
  margin: 0;
}

.progress-meta {
  color: var(--muted);
  font-size: 0.95rem;
}

.progress-shell {
  width: 100%;
  height: 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
  overflow: hidden;
  margin-bottom: 28px;
  border: 1px solid rgba(255,255,255,0.05);
}

.progress-bar {
  height: 100%;
  width: 0%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 18px rgba(255, 159, 67, 0.34);
  transition: width 320ms ease;
}

.question-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
  color: var(--accent-2);
  font-size: 0.9rem;
  margin-bottom: 18px;
}

.question {
  font-size: clamp(1.35rem, 2.2vw, 1.9rem);
  line-height: 1.35;
  margin: 0 0 22px;
  max-width: 26ch;
}

.answers {
  display: grid;
  gap: 14px;
  margin-bottom: 24px;
}

.answer {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: center;
  width: 100%;
  text-align: left;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.035);
  color: var(--text);
  cursor: pointer;
  transition: transform var(--transition), border-color var(--transition), background var(--transition), box-shadow var(--transition);
}

.answer:hover {
  transform: translateY(-1px);
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,191,105,0.22);
}

.answer.selected {
  border-color: rgba(255,191,105,0.54);
  background: linear-gradient(180deg, rgba(255, 191, 105, 0.12), rgba(255, 159, 67, 0.07));
  box-shadow: 0 14px 30px rgba(0,0,0,0.18), inset 0 0 0 1px rgba(255,191,105,0.18);
}

.answer.correct {
  border-color: rgba(43, 196, 138, 0.55);
  background: linear-gradient(180deg, rgba(43, 196, 138, 0.16), rgba(43, 196, 138, 0.08));
  box-shadow: 0 14px 30px rgba(0,0,0,0.18), inset 0 0 0 1px rgba(43, 196, 138, 0.18);
}

.answer.wrong {
  border-color: rgba(255, 107, 107, 0.55);
  background: linear-gradient(180deg, rgba(255, 107, 107, 0.16), rgba(255, 107, 107, 0.08));
  box-shadow: 0 14px 30px rgba(0,0,0,0.18), inset 0 0 0 1px rgba(255, 107, 107, 0.18);
}

.answer-key {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-weight: 800;
  color: var(--accent-2);
  background: rgba(255, 191, 105, 0.08);
  border: 1px solid rgba(255,191,105,0.16);
}

.answer.selected .answer-key {
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  color: #23160d;
  border-color: transparent;
}

.answer.correct .answer-key {
  background: linear-gradient(135deg, #52db9f, var(--success));
  color: #0d2419;
  border-color: transparent;
}

.answer.wrong .answer-key {
  background: linear-gradient(135deg, #ff8a8a, var(--danger));
  color: #2c1111;
  border-color: transparent;
}

.answer-text {
  line-height: 1.5;
  color: var(--text);
  font-size: 1rem;
}

.answer-indicator {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.18);
  transition: var(--transition);
  position: relative;
}

.answer.selected .answer-indicator {
  border-color: var(--accent-2);
  background: rgba(255,191,105,0.12);
  box-shadow: 0 0 0 6px rgba(255,191,105,0.08);
}

.answer.selected .answer-indicator::after {
  content: "";
  position: absolute;
  inset: 4px;
  border-radius: 50%;
  background: var(--accent-2);
}

.answer.correct .answer-indicator {
  border-color: var(--success);
  background: rgba(43,196,138,0.12);
  box-shadow: 0 0 0 6px rgba(43,196,138,0.08);
}

.answer.correct .answer-indicator::after {
  content: "";
  position: absolute;
  inset: 4px;
  border-radius: 50%;
  background: var(--success);
}

.answer.wrong .answer-indicator {
  border-color: var(--danger);
  background: rgba(255,107,107,0.12);
  box-shadow: 0 0 0 6px rgba(255,107,107,0.08);
}

.answer.wrong .answer-indicator::after {
  content: "";
  position: absolute;
  inset: 4px;
  border-radius: 50%;
  background: var(--danger);
}

.feedback {
  min-height: 24px;
  margin-bottom: 16px;
  color: var(--danger);
  font-size: 0.94rem;
}

.quiz-actions {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
}

.microcopy {
  color: var(--soft);
  font-size: 0.9rem;
}

.result-card {
  display: grid;
  gap: 24px;
}

.result-top {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 20px;
  align-items: stretch;
}

.result-highlight,
.result-summary {
  border-radius: 24px;
  padding: 24px;
  background: rgba(255,255,255,0.035);
  border: 1px solid rgba(255,255,255,0.08);
}

.result-highlight {
  background:
    radial-gradient(circle at top left, rgba(255,191,105,0.14), transparent 35%),
    rgba(255,255,255,0.04);
}

.result-kicker {
  color: var(--accent-2);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.82rem;
  margin-bottom: 10px;
}

.result-title {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  line-height: 1.08;
}

.result-copy {
  margin: 14px 0 0;
  color: var(--muted);
  line-height: 1.65;
  max-width: 52ch;
}

.score-ring {
  width: min(220px, 100%);
  aspect-ratio: 1;
  margin: 8px auto 18px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  position: relative;
  background: conic-gradient(var(--accent) 0deg, var(--accent-2) 0deg, rgba(255,255,255,0.08) 0deg 360deg);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.06), 0 18px 40px rgba(0,0,0,0.24);
}

.score-ring::before {
  content: "";
  position: absolute;
  inset: 18px;
  border-radius: 50%;
  background: linear-gradient(180deg, rgba(23,15,11,0.98), rgba(30,19,13,0.98));
  border: 1px solid rgba(255,255,255,0.06);
}

.score-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.score-value {
  font-size: 2.6rem;
  font-weight: 900;
  line-height: 1;
}

.score-label {
  margin-top: 8px;
  color: var(--soft);
  font-size: 0.92rem;
}

.result-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.result-stat {
  padding: 18px;
  border-radius: 18px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  text-align: center;
}

.result-stat .big {
  display: block;
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 6px;
}

.result-stat .small {
  color: var(--soft);
  font-size: 0.88rem;
}

.level-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: 999px;
  font-weight: 800;
  color: #24170d;
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
  box-shadow: 0 12px 28px rgba(255,159,67,0.22);
}

.result-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.certificate-panel {
  display: grid;
  gap: 18px;
  padding: 22px;
  border-radius: 22px;
  background: rgba(255,255,255,0.035);
  border: 1px solid rgba(255,255,255,0.08);
}

.certificate-panel h3 {
  margin: 0;
  font-size: 1.2rem;
}

.certificate-panel p {
  margin: 7px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.certificate-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.field {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.9rem;
}

.field input {
  width: 100%;
  min-height: 48px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.06);
  color: var(--text);
  font: inherit;
  padding: 12px 14px;
  outline: none;
}

.field input:focus {
  border-color: rgba(255,191,105,0.58);
  box-shadow: 0 0 0 4px rgba(255,191,105,0.1);
}

.field input::placeholder {
  color: rgba(213,196,178,0.52);
}

.form-error {
  min-height: 20px;
  color: var(--danger);
  font-size: 0.9rem;
}

.certificate-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.footer-note {
  text-align: center;
  color: var(--soft);
  font-size: 0.88rem;
  padding: 0 10px 4px;
}

.hidden {
  display: none !important;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 980px) {
  .hero,
  .result-top {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-title {
    max-width: none;
  }
}

@media (max-width: 720px) {
  .app {
    padding: 14px;
  }

  .shell {
    border-radius: 24px;
  }

  .topbar,
  .hero,
  .quiz-wrap,
  .result-wrap {
    padding: 18px;
  }

  .hero-panel,
  .info-panel,
  .quiz-card,
  .result-card {
    border-radius: 22px;
  }

  .hero-panel,
  .info-panel,
  .quiz-card,
  .result-card,
  .result-highlight,
  .result-summary {
    padding: 20px;
  }

  .stats-grid,
  .result-stats,
  .certificate-grid {
    grid-template-columns: 1fr;
  }

  .quiz-actions,
  .certificate-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .quiz-actions .btn,
  .certificate-actions .btn {
    width: 100%;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .answer {
    grid-template-columns: auto 1fr;
  }

  .answer-indicator {
    grid-column: 2;
    justify-self: end;
  }
}

@media print {
  body {
    background: #ffffff !important;
    color: #16110d !important;
  }

  body::before,
  body::after,
  .topbar,
  .result-actions,
  .certificate-panel {
    display: none !important;
  }

  .app,
  .shell,
  .result-wrap,
  .result-card,
  .result-highlight,
  .result-summary,
  .result-stat {
    display: block !important;
    width: auto !important;
    min-height: 0 !important;
    padding: 0 !important;
    margin: 0 !important;
    background: transparent !important;
    border: 0 !important;
    box-shadow: none !important;
    color: #16110d !important;
  }

  .view {
    display: none !important;
  }

  #resultView {
    display: block !important;
  }

  .result-card {
    padding: 18mm !important;
  }

  .result-top,
  .result-stats {
    display: grid !important;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }

  .result-stats {
    grid-template-columns: repeat(3, 1fr);
    margin-top: 20px !important;
  }

  .result-highlight,
  .result-summary,
  .result-stat {
    border: 1px solid #d8cdc3 !important;
    border-radius: 10px !important;
    padding: 16px !important;
  }

  .result-copy,
  .footer-note,
  .result-stat .small,
  .score-label {
    color: #5f554c !important;
  }

  .level-badge {
    color: #16110d !important;
    background: #ffbf69 !important;
    box-shadow: none !important;
  }

  .score-ring {
    width: 150px !important;
    box-shadow: none !important;
    print-color-adjust: exact;
    -webkit-print-color-adjust: exact;
  }

  .score-ring::before {
    background: #ffffff !important;
    border-color: #d8cdc3 !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}