:root {
  --bg-0: #08151f;
  --bg-1: #12273a;
  --ink: #eef6ff;
  --muted: #a6bdd1;
  --gold: #f9c85d;
  --gold-strong: #f2a93f;
  --card: rgba(8, 20, 34, 0.84);
  --line: rgba(182, 211, 236, 0.25);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Trebuchet MS", "Noto Sans KR", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 20% 20%, rgba(49, 111, 152, 0.34) 0%, transparent 36%),
    radial-gradient(circle at 80% 12%, rgba(249, 200, 93, 0.18) 0%, transparent 28%),
    linear-gradient(160deg, var(--bg-0) 0%, var(--bg-1) 100%);
  min-height: 100vh;
}

.app {
  width: min(760px, 92vw);
  margin: 0 auto;
  padding: 56px 0 72px;
}

.hero {
  text-align: center;
  animation: fade-up 0.6s ease;
}

.eyebrow {
  letter-spacing: 0.16em;
  color: var(--gold);
  font-size: 12px;
  margin-bottom: 10px;
}

h1 {
  margin: 0;
  font-size: clamp(28px, 5vw, 44px);
}

.hero-desc {
  max-width: 640px;
  margin: 16px auto 0;
  line-height: 1.7;
  color: var(--muted);
}

.card {
  margin-top: 30px;
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 18px;
  padding: 24px;
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.28);
  animation: fade-up 0.45s ease;
}

.quiz-head {
  display: flex;
  align-items: center;
  gap: 12px;
}

#progress-text {
  margin: 0;
  color: var(--muted);
  min-width: 54px;
}

.progress-track {
  flex: 1;
  height: 8px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 99px;
  overflow: hidden;
}

.progress-bar {
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--gold), var(--gold-strong));
  transition: width 0.25s ease;
}

#question-text {
  margin: 18px 0 18px;
  line-height: 1.4;
  font-size: clamp(20px, 3.5vw, 28px);
}

.answer-list {
  display: grid;
  gap: 10px;
}

.btn {
  border: 0;
  border-radius: 12px;
  padding: 13px 16px;
  font-size: 16px;
  cursor: pointer;
  transition: transform 0.15s ease, filter 0.2s ease;
}

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

.btn-primary {
  margin-top: 20px;
  background: linear-gradient(90deg, var(--gold), var(--gold-strong));
  color: #271500;
  font-weight: 700;
}

.answer-btn {
  width: 100%;
  text-align: left;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  color: var(--ink);
}

.answer-btn:hover {
  filter: brightness(1.12);
}

.result-flavor {
  margin: 8px 0 14px;
  color: var(--gold);
  font-size: 18px;
}

.result-desc {
  margin: 0;
  line-height: 1.7;
  color: var(--muted);
}

.trait-list {
  margin: 18px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.trait {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 13px;
}

.btn-secondary {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink);
}

.hidden {
  display: none;
}

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 640px) {
  .app {
    padding-top: 34px;
  }

  .card {
    padding: 18px;
  }

  .btn {
    font-size: 15px;
  }
}