:root {
  --bg-top: #f7f4ef;
  --bg-bottom: #e8dfd5;
  --panel: rgba(255, 252, 248, 0.94);
  --panel-strong: rgba(255, 255, 255, 0.98);
  --line: rgba(48, 41, 37, 0.1);
  --ink: #201c1a;
  --muted: #68615b;
  --accent: #1d6b63;
  --accent-soft: rgba(29, 107, 99, 0.11);
  --warm: #a26646;
  --warm-soft: rgba(162, 102, 70, 0.11);
  --glow-a: rgba(29, 107, 99, 0.18);
  --glow-b: rgba(162, 102, 70, 0.18);
  --shadow: 0 28px 80px rgba(59, 43, 34, 0.14);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --transition: 0.22s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: 1rem;
  font-family: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
  color: var(--ink);
  background: linear-gradient(180deg, var(--bg-top), var(--bg-bottom));
  overflow-x: hidden;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: auto;
  pointer-events: none;
  z-index: -1;
  filter: blur(10px);
}

body::before {
  top: -8rem;
  left: -8rem;
  width: 24rem;
  height: 24rem;
  border-radius: 50%;
  background: radial-gradient(circle, var(--glow-a), transparent 68%);
}

body::after {
  right: -10rem;
  bottom: -10rem;
  width: 28rem;
  height: 28rem;
  border-radius: 50%;
  background: radial-gradient(circle, var(--glow-b), transparent 68%);
}

h1,
h2 {
  margin: 0;
  font-family: "Cormorant Garamond", "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  font-weight: 600;
  letter-spacing: -0.02em;
}

p,
ul {
  margin: 0;
}

button,
a {
  font: inherit;
  -webkit-tap-highlight-color: transparent;
}

.app-shell {
  width: min(100%, 760px);
}

.quiz-panel {
  position: relative;
  overflow: hidden;
  padding: clamp(1.25rem, 3vw, 2.3rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.quiz-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.52), transparent 28%),
    linear-gradient(135deg, rgba(29, 107, 99, 0.02), rgba(162, 102, 70, 0.03));
  pointer-events: none;
}

.quiz-header,
.stage-card,
.answer-grid,
.result-actions {
  position: relative;
  z-index: 1;
}

/* Hide retired UI if a stale cached HTML shell is mixed with newer assets. */
.font-preview,
.color-preview,
.font-picker,
.color-picker,
.quiz-header,
.progress-meta,
.quiz-panel > .progress-track,
.quiz-panel > .progress-shell {
  display: none !important;
}

.ghost-button,
.answer-button,
.result-button,
.result-link {
  border-radius: 999px;
  transition:
    transform var(--transition),
    background-color var(--transition),
    border-color var(--transition),
    box-shadow var(--transition),
    color var(--transition);
}

.ghost-button {
  min-height: 2.85rem;
  padding: 0.8rem 1rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.84);
  color: var(--ink);
  cursor: pointer;
}

.quiz-stage {
  min-height: 29rem;
  margin-top: 0.2rem;
  opacity: 1;
  transform: translateY(0);
  transition: opacity var(--transition), transform var(--transition);
}

.quiz-stage.is-leaving {
  opacity: 0;
  transform: translateY(10px);
}

.quiz-stage.is-entering {
  opacity: 0;
  transform: translateY(-8px);
}

.progress-shell {
  position: relative;
}

.progress-track {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 0.8rem;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(32, 28, 26, 0.08);
}

.progress-fill {
  width: var(--progress);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), #287d74 55%, var(--warm));
  transition: width 0.28s ease;
}

.progress-percent {
  position: absolute;
  top: 50%;
  left: clamp(2.3rem, calc(var(--progress) + 1.4rem), calc(100% - 1.6rem));
  min-width: 3ch;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--ink);
  text-align: center;
  transform: translate(-50%, -50%);
  transition: left 0.28s ease;
}

.stage-card {
  display: grid;
  gap: 1.15rem;
}

.intro-card {
  gap: 1.35rem;
  justify-items: center;
  text-align: center;
}

.intro-copy-stack {
  display: grid;
  gap: 0.9rem;
  justify-items: stretch;
  width: min(100%, 56ch);
  margin-inline: auto;
}

.intro-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.2rem;
}

.intro-card .question-title {
  margin-inline: auto;
  text-align: center;
}

.intro-card .question-copy {
  max-width: none;
  font-size: 1.1rem;
  font-weight: 400;
  text-align: justify;
  text-align-last: center;
  hyphens: auto;
  outline: none;
}

.question-tag,
.result-badge {
  display: inline-flex;
  width: fit-content;
  align-self: center;
  justify-self: center;
  padding: 0.65rem 1.1rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: "Cormorant Garamond", "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  font-size: clamp(1.7rem, 3.8vw, 2.55rem);
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1.15;
  text-transform: none;
}

.question-tag {
  background: var(--accent-soft);
  color: var(--accent);
}

.stage-progress {
  margin-top: -0.2rem;
  margin-bottom: 0.35rem;
}

.question-title,
.result-title {
  font-size: clamp(1.7rem, 3.8vw, 2.55rem);
  line-height: 1.15;
  outline: none;
}

.question-copy,
.result-copy,
.result-note {
  max-width: 60ch;
  color: var(--muted);
  line-height: 1.65;
  font-size: 1rem;
}

.detail-list {
  display: grid;
  gap: 0.58rem;
  padding-left: 1.15rem;
  color: var(--muted);
  line-height: 1.6;
}

.answer-grid {
  display: grid;
  gap: 0.8rem;
  margin-top: 0.2rem;
  justify-items: center;
}

.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
  margin-top: 0.2rem;
}

.checkbox-card {
  position: relative;
  display: block;
  cursor: pointer;
}

.checkbox-input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.checkbox-card__content {
  display: grid;
  grid-template-columns: 1.2rem 1fr;
  align-items: start;
  gap: 0.85rem;
  min-height: 4.2rem;
  padding: 1rem 1.05rem;
  border: 1px solid rgba(48, 41, 37, 0.12);
  border-radius: var(--radius-md);
  background: var(--panel-strong);
  transition:
    transform var(--transition),
    background-color var(--transition),
    border-color var(--transition),
    box-shadow var(--transition);
}

.checkbox-mark {
  position: relative;
  width: 1.2rem;
  height: 1.2rem;
  margin-top: 0.05rem;
  border: 1.5px solid rgba(29, 107, 99, 0.38);
  border-radius: 0.35rem;
  background: rgba(255, 255, 255, 0.7);
}

.checkbox-mark::after {
  content: "";
  position: absolute;
  left: 0.27rem;
  top: 0.08rem;
  width: 0.32rem;
  height: 0.62rem;
  border-right: 2px solid #ffffff;
  border-bottom: 2px solid #ffffff;
  opacity: 0;
  transform: rotate(38deg);
}

.checkbox-label {
  color: var(--ink);
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.45;
}

.checkbox-input:checked + .checkbox-card__content {
  border-color: rgba(29, 107, 99, 0.28);
  background: linear-gradient(180deg, rgba(29, 107, 99, 0.08), rgba(255, 255, 255, 0.96));
  box-shadow: 0 14px 30px rgba(58, 43, 34, 0.08);
}

.checkbox-input:checked + .checkbox-card__content .checkbox-mark {
  border-color: var(--accent);
  background: var(--accent);
}

.checkbox-input:checked + .checkbox-card__content .checkbox-mark::after {
  opacity: 1;
}

.checkbox-input:focus-visible + .checkbox-card__content,
.checkbox-card:hover .checkbox-card__content {
  transform: translateY(-1px);
  border-color: rgba(29, 107, 99, 0.22);
  box-shadow: 0 14px 30px rgba(58, 43, 34, 0.06);
}

.question-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 0.3rem;
}

.continue-button {
  min-height: 3rem;
  padding: 0.85rem 1.35rem;
  border: 1px solid transparent;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), #287d74);
  color: #f6fffd;
  box-shadow: 0 14px 30px rgba(15, 109, 104, 0.18);
  cursor: pointer;
  transition:
    transform var(--transition),
    box-shadow var(--transition),
    opacity var(--transition);
}

.answer-button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: min(100%, 27rem);
  min-height: 4rem;
  padding: 1rem 1.15rem;
  border: 1px solid rgba(48, 41, 37, 0.12);
  background: var(--panel-strong);
  color: var(--ink);
  text-align: left;
  cursor: pointer;
}

.answer-button::after {
  content: "";
  width: 0.58rem;
  height: 0.58rem;
  flex: 0 0 auto;
  border-top: 2px solid rgba(29, 107, 99, 0.55);
  border-right: 2px solid rgba(29, 107, 99, 0.55);
  transform: rotate(45deg);
}

.answer-button__label {
  font-size: 1rem;
  font-weight: 700;
}

.answer-button:hover,
.answer-button:focus-visible,
.ghost-button:hover,
.ghost-button:focus-visible,
.continue-button:hover,
.continue-button:focus-visible,
.result-button:hover,
.result-button:focus-visible,
.result-link:hover,
.result-link:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(29, 107, 99, 0.26);
  box-shadow: 0 14px 30px rgba(58, 43, 34, 0.08);
  outline: none;
}

.answer-button:hover,
.answer-button:focus-visible {
  background: #fffcfa;
}

.answer-button:disabled,
.ghost-button:disabled,
.continue-button:disabled,
.result-button:disabled {
  cursor: default;
  opacity: 0.62;
  transform: none;
  box-shadow: none;
}

.result-badge.low {
  border-color: rgba(162, 102, 70, 0.16);
  background: var(--warm-soft);
  color: var(--warm);
}

.result-badge.medium {
  border-color: rgba(29, 107, 99, 0.16);
  background: var(--accent-soft);
  color: var(--accent);
}

.result-badge.high {
  border-color: rgba(29, 107, 99, 0.16);
  background: rgba(29, 107, 99, 0.15);
  color: #155951;
}

.result-score {
  display: flex;
  align-items: flex-end;
  gap: 0.8rem;
  font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  font-size: clamp(3.2rem, 10vw, 5rem);
  line-height: 0.92;
}

.result-score small {
  font-family: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
  font-size: 1rem;
  line-height: 1.35;
  color: var(--muted);
}

.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.2rem;
}

.result-link,
.result-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.85rem 1.1rem;
  text-decoration: none;
}

.result-link {
  border: 1px solid transparent;
  background: linear-gradient(135deg, var(--accent), #287d74);
  color: #f6fffd;
}

.result-button {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.84);
  color: var(--ink);
}

@media (max-width: 680px) {
  body {
    padding: 0.75rem;
  }

  .quiz-panel {
    padding: 1rem;
    border-radius: 24px;
  }

  .quiz-stage {
    min-height: 0;
  }

  .checkbox-grid {
    grid-template-columns: 1fr;
  }

  .question-actions {
    justify-content: stretch;
  }

  .continue-button {
    width: 100%;
  }

  .intro-actions {
    justify-content: stretch;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}