:root {
  color-scheme: light;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 15% 15%, rgba(255, 196, 230, 0.35), transparent 32%),
    radial-gradient(circle at 85% 10%, rgba(180, 202, 255, 0.35), transparent 30%),
    linear-gradient(145deg, #fdf2f8 0%, #eef2ff 45%, #f0f9ff 100%);
  color: #1f2937;
}

.container {
  width: min(780px, 92vw);
}

.card {
  background: rgba(255, 255, 255, 0.82);
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 18px 40px rgba(120, 127, 168, 0.22);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.78);
}

h1 {
  margin: 0 0 6px;
  font-size: 1.8rem;
}

.subtitle {
  margin: 0 0 20px;
  color: #5b647f;
}

.meta {
  display: grid;
  gap: 8px;
  margin-bottom: 16px;
}

.progress {
  width: 100%;
  height: 10px;
  border-radius: 999px;
  background: rgba(203, 213, 225, 0.45);
  overflow: hidden;
}

#progress-bar {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, #7c3aed 0%, #ec4899 100%);
  transition: width 0.25s ease;
}

h2 {
  margin: 12px 0;
  line-height: 1.5;
}

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

.actions {
  margin-top: 10px;
}

.option-btn,
.primary-btn,
.secondary-btn {
  border: none;
  border-radius: 12px;
  padding: 13px 14px;
  font-size: 1rem;
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.2s ease;
}

.option-btn {
  text-align: left;
  background: linear-gradient(135deg, #f5f3ff 0%, #fdf2f8 100%);
  color: #1f2a44;
  border: 1px solid rgba(196, 181, 253, 0.55);
}

.option-btn:hover,
.primary-btn:hover,
.secondary-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.12);
}

.primary-btn {
  background: linear-gradient(135deg, #7c3aed 0%, #ec4899 100%);
  color: #fff;
  margin-top: 12px;
}

.secondary-btn {
  background: rgba(241, 245, 249, 0.95);
  color: #1e293b;
  border: 1px solid rgba(203, 213, 225, 0.85);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.secondary-btn:disabled {
  cursor: not-allowed;
  opacity: 0.6;
  transform: none;
  box-shadow: none;
}

.breakdown {
  margin-top: 10px;
  padding: 14px;
  border-radius: 10px;
  background: linear-gradient(135deg, #faf5ff 0%, #fdf4ff 100%);
  border: 1px solid rgba(216, 180, 254, 0.32);
  line-height: 1.7;
}

.result-grid {
  margin-top: 14px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.result-block {
  margin-top: 12px;
  padding: 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(196, 181, 253, 0.35);
}

.hero-block {
  background: linear-gradient(125deg, rgba(245, 243, 255, 0.92) 0%, rgba(252, 231, 243, 0.92) 100%);
}

.block-label {
  margin: 0;
  color: #7c3aed;
  font-weight: 700;
  letter-spacing: 0.08em;
  font-size: 0.75rem;
}

.result-block h3 {
  margin: 4px 0 0;
  font-size: 1.06rem;
  color: #2d1b69;
}

#mbti-description {
  line-height: 1.75;
  color: #374151;
}

#radar-canvas {
  width: 100%;
  max-width: 320px;
  height: auto;
  margin-top: 8px;
}

.share-tip {
  margin: 8px 0 2px;
  color: #4b5563;
}

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

.hidden {
  display: none;
}

@media (max-width: 740px) {
  .card {
    padding: 18px;
  }

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