:root {
  color-scheme: dark;
  --background: #191005;
  --foreground: #f6e9d7;
  --foreground-muted: #d9c3a8;
  --accent: #e07a1f;
  --accent-contrast: #1a0d04;
  --surface: rgba(53, 29, 13, 0.88);
  --surface-elevated: rgba(72, 38, 18, 0.92);
  --surface-highlight: rgba(96, 51, 22, 0.9);
  --surface-ghost: rgba(28, 16, 6, 0.85);
  --border: rgba(226, 161, 94, 0.45);
  --border-strong: rgba(242, 191, 131, 0.65);
  --badge-core: rgba(224, 122, 31, 0.25);
  --badge-support: rgba(233, 154, 60, 0.2);
  --badge-impact: rgba(196, 82, 44, 0.25);
  --danger: #d1603d;
  --neutral: rgba(229, 193, 148, 0.2);
  --shadow-soft: 0 18px 48px rgba(6, 3, 1, 0.5);
  --shadow-card: 0 16px 40px rgba(13, 7, 3, 0.45);
  font-family: 'Lora', 'Times New Roman', Times, serif;
}

body {
  margin: 0;
  padding: 0;
  position: relative;
  min-height: 100vh;
  background-color: var(--background);
  color: var(--foreground);
  font-family: 'Lora', 'Times New Roman', Times, serif;
  line-height: 1.6;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  height: 100vh;
  background: radial-gradient(circle at top, rgba(105, 62, 30, 0.35), transparent 55%);
  pointer-events: none;
  z-index: 0;
}

body.font-language--ja {
  font-family: 'Noto Serif JP', 'Lora', 'Times New Roman', Times, serif;
}

#app {
  max-width: 1100px;
  margin: 0 auto;
  padding: 48px 16px 80px;
  display: flex;
  flex-direction: column;
  gap: 32px;
  position: relative;
  z-index: 1;
}

.screening-app {
  background: var(--surface);
  border-radius: 20px;
  box-shadow: var(--shadow-soft);
  padding: 40px 36px 48px;
  border: 1px solid var(--border);
  backdrop-filter: blur(12px);
}

.screening-app__intro {
  margin: 0 0 24px 0;
  color: var(--foreground-muted);
  max-width: 720px;
}

.app-header {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.app-header__brand {
  display: flex;
  align-items: center;
  gap: 20px;
}

.app-header__logo {
  width: 72px;
  height: 72px;
  border-radius: 16px;
  object-fit: cover;
}

.app-header__meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.app-header__document {
  margin: 0;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--foreground-muted);
}

.app-header__title {
  font-size: 2rem;
  margin: 0;
  color: var(--foreground);
}

.app-header__description {
  margin: 0;
  color: var(--foreground-muted);
  max-width: 720px;
}

.app-header__language {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(224, 122, 31, 0.12);
  color: var(--accent);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 16px;
  font-size: 0.85rem;
  width: fit-content;
}

.selector-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  margin-bottom: 16px;
}

.selector-row label {
  font-weight: 600;
  color: var(--foreground);
}

.selector-row select {
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  min-width: 180px;
  background: var(--surface-ghost);
  color: var(--foreground);
  font-family: inherit;
}

.questionnaire {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}

.question-card {
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  background: var(--surface-elevated);
  box-shadow: var(--shadow-card);
}

.question-card--core {
  border-color: var(--border-strong);
  background: linear-gradient(135deg, rgba(224, 122, 31, 0.16), rgba(53, 29, 13, 0.9));
}

.question-card--support {
  border-color: rgba(233, 154, 60, 0.35);
  background: linear-gradient(135deg, rgba(233, 154, 60, 0.12), rgba(53, 29, 13, 0.78));
}

.question-card--impact {
  box-shadow: 0 0 0 2px rgba(196, 82, 44, 0.25);
}

.question-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 8px 0;
}

.question-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  letter-spacing: 0.02em;
  background: rgba(233, 154, 60, 0.14);
  color: var(--foreground);
}

.question-badge--core {
  background: var(--badge-core);
  color: var(--accent);
}

.question-badge--support {
  background: var(--badge-support);
}

.question-badge--impact {
  background: var(--badge-impact);
  color: #f1b9a1;
}

.question-card h3 {
  margin: 0 0 8px 0;
  font-size: 1.1rem;
  color: var(--foreground);
}

.question-card p {
  margin: 0;
  color: var(--foreground-muted);
  line-height: 1.5;
}

.question-actions {
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.question-actions button {
  border-radius: 999px;
  padding: 10px 20px;
  cursor: pointer;
  font-weight: 600;
  font-family: inherit;
  background: transparent;
  border: 1px solid transparent;
  color: var(--foreground);
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.2s ease;
}

.question-actions button[data-state='yes'] {
  background: rgba(224, 122, 31, 0.18);
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: inset 0 0 0 1px rgba(224, 122, 31, 0.4);
}

.question-actions button[data-state='no'] {
  background: rgba(209, 96, 61, 0.18);
  border-color: var(--danger);
  color: #ffb39e;
  box-shadow: inset 0 0 0 1px rgba(209, 96, 61, 0.35);
}

.question-actions button[data-state='unknown'],
.question-actions button[data-state='neutral'] {
  background: var(--neutral);
  border-color: rgba(226, 161, 94, 0.3);
  color: var(--foreground-muted);
}

.question-actions button:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 22px rgba(224, 122, 31, 0.2);
}

.question-actions button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.submit-row {
  display: flex;
  justify-content: flex-end;
  margin-top: 24px;
}

.submit-row button {
  border: none;
  background: var(--accent);
  color: var(--accent-contrast);
  border-radius: 999px;
  padding: 12px 28px;
  font-size: 1rem;
  cursor: pointer;
  font-weight: 600;
  box-shadow: 0 16px 32px rgba(224, 122, 31, 0.35);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.submit-row button:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 40px rgba(224, 122, 31, 0.45);
}

.results {
  margin-top: 40px;
  display: grid;
  gap: 28px;
}

.results-section h2 {
  margin: 0 0 12px 0;
  font-size: 1.4rem;
  color: var(--foreground);
}

.results-section table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--surface-ghost);
}

.results-section th,
.results-section td {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--foreground);
}

.results-section tr:last-child td {
  border-bottom: none;
}

.label-card {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
  background: var(--surface-highlight);
  box-shadow: var(--shadow-card);
}

.label-card h3 {
  margin: 0 0 6px 0;
  color: var(--foreground);
}

.label-card p {
  margin: 4px 0;
  color: var(--foreground-muted);
  line-height: 1.45;
}

.results-section--guidance .guidance-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.guidance-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(46, 24, 9, 0.92);
  padding: 18px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.guidance-card h3 {
  margin: 0;
  font-size: 1.05rem;
  color: var(--foreground);
}

.guidance-card__group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.guidance-card__group-title {
  margin: 0;
  font-weight: 600;
  color: var(--foreground);
  font-size: 0.9rem;
}

.guidance-card__list {
  margin: 0;
  padding-left: 20px;
  color: var(--foreground-muted);
  display: grid;
  gap: 4px;
}

.guidance-card__list li {
  line-height: 1.4;
}

.app-footer {
  padding-top: 32px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
  align-items: center;
}

.app-footer__brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.app-footer__logo {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  object-fit: cover;
}

.app-footer__title {
  margin: 0;
  color: var(--foreground);
}

.app-footer__links {
  display: flex;
  gap: 16px;
  align-items: center;
}

.app-footer__link {
  color: var(--foreground-muted);
  text-decoration: none;
  font-weight: 600;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.app-footer__link:hover {
  color: var(--foreground);
  border-bottom-color: var(--accent);
}

.submit-row--hidden {
  display: none;
}

@media (max-width: 768px) {
  .screening-app {
    padding: 32px 20px;
  }

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

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