:root {
  --bg: #050505;
  --panel: #0f0f0f;
  --line: #2a2a2a;
  --text: #f5f5f5;
  --muted: #b0b0b0;
  --accent: #ffffff;
  --danger: #f0a9a9;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 12% 8%, #1a1a1a 0%, transparent 35%),
    radial-gradient(circle at 88% 92%, #161616 0%, transparent 40%),
    var(--bg);
  color: var(--text);
  font-family: "IBM Plex Sans KR", "Noto Sans KR", sans-serif;
  display: grid;
  place-items: center;
  padding: 24px;
}

.app {
  width: min(900px, 100%);
}

.panel {
  background: linear-gradient(165deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.015));
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 28px;
  backdrop-filter: blur(4px);
  box-shadow: 0 22px 44px rgba(0, 0, 0, 0.35);
}

.hidden {
  display: none;
}

.eyebrow {
  margin: 0;
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

h1,
h2 {
  margin: 10px 0 12px;
  line-height: 1.25;
}

.intro,
.note,
.summary {
  color: var(--muted);
  line-height: 1.6;
}

h3 {
  margin: 0 0 10px;
}

.setup-grid {
  display: grid;
  grid-template-columns: 90px 1fr;
  align-items: center;
  gap: 12px;
  margin: 22px 0 16px;
}

select {
  background: #0b0b0b;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  color: var(--text);
  font-size: 1rem;
}

.meta {
  margin: 0 0 22px;
  padding-left: 18px;
  color: var(--muted);
}

.trust-card {
  margin-top: 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.025);
  padding: 14px;
}

.trust-card p {
  margin: 8px 0;
  color: var(--muted);
}

.test-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
}

#progress-text {
  margin: 4px 0 0;
  font-weight: 600;
}

.timer-wrap {
  text-align: right;
}

.timer-wrap span {
  display: block;
  font-size: 0.82rem;
  color: var(--muted);
}

#timer {
  font-size: 1.5rem;
  letter-spacing: 0.06em;
}

.progress-track {
  height: 8px;
  background: #0a0a0a;
  border: 1px solid var(--line);
  border-radius: 999px;
  margin: 18px 0 22px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, #6e6e6e, #ffffff);
  transition: width 0.25s ease;
}

.question-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.02);
}

.domain {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 0.9rem;
}

#question-text {
  margin: 0 0 18px;
  font-size: 1.2rem;
}

.choices {
  display: grid;
  gap: 10px;
}

.choice {
  width: 100%;
  border: 1px solid var(--line);
  background: #0b0b0b;
  color: var(--text);
  border-radius: 10px;
  padding: 12px 14px;
  text-align: left;
  cursor: pointer;
  transition: border-color 0.2s ease, transform 0.15s ease;
}

.choice:hover {
  border-color: #8f8f8f;
}

.choice.selected {
  border-color: #ffffff;
  box-shadow: inset 0 0 0 1px #ffffff;
  transform: translateY(-1px);
}

.actions {
  display: flex;
  gap: 10px;
  margin-top: 18px;
}

.btn {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 11px 16px;
  cursor: pointer;
  font-weight: 600;
}

.btn.primary {
  background: #f2f2f2;
  color: #0a0a0a;
  border-color: #f2f2f2;
}

.btn.ghost {
  background: #0a0a0a;
  color: var(--text);
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 16px 0;
}

.score-box {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.02);
}

.score-box p,
.score-box span {
  margin: 0;
  color: var(--muted);
}

.score-box strong {
  display: block;
  margin: 8px 0;
  font-size: 2rem;
}

.subscores {
  display: grid;
  gap: 8px;
  margin: 18px 0;
}

.subscore {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
  display: flex;
  justify-content: space-between;
}

.share-wrap {
  margin: 16px 0 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.02);
}

.share-title {
  margin: 0 0 8px;
  font-weight: 700;
}

.share-buttons {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.site-footer {
  margin-top: 14px;
}

.site-footer p {
  margin: 8px 0;
  color: var(--muted);
}

@media (max-width: 720px) {
  .panel {
    padding: 20px;
  }

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

  .actions {
    flex-wrap: wrap;
  }

  .btn {
    flex: 1;
  }

  .share-buttons {
    grid-template-columns: 1fr;
  }
}