:root {
  color-scheme: light;
  --bg: #f6f1e8;
  --bg-strong: #fefcf7;
  --ink: #1f1a17;
  --muted: #6d6258;
  --line: rgba(31, 26, 23, 0.12);
  --line-strong: rgba(31, 26, 23, 0.18);
  --accent: #d8572a;
  --accent-soft: rgba(216, 87, 42, 0.12);
  --olive: #6d8b55;
  --olive-soft: rgba(109, 139, 85, 0.14);
  --navy: #36536b;
  --navy-soft: rgba(54, 83, 107, 0.14);
  --shadow: 0 24px 60px rgba(31, 26, 23, 0.08);
  --radius: 24px;
}

* {
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Avenir Next", "PingFang SC", "Hiragino Sans GB", "Noto Sans SC",
    sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(216, 87, 42, 0.12), transparent 30%),
    radial-gradient(circle at right 10% top 10%, rgba(54, 83, 107, 0.12), transparent 24%),
    linear-gradient(180deg, #f7f2e8 0%, #f2ecdf 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(
      rgba(31, 26, 23, 0.02) 1px,
      transparent 1px
    ),
    linear-gradient(90deg, rgba(31, 26, 23, 0.02) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(circle at center, black 48%, transparent 100%);
}

.shell {
  width: min(100%, 72rem);
  margin: 0 auto;
  padding: 1.25rem 1rem 4rem;
}

.hero {
  padding: 2rem 0 1.75rem;
}

.eyebrow,
.label,
.card-kicker {
  margin: 0 0 0.5rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.82rem;
  color: var(--muted);
}

.hero h1,
.panel h2 {
  margin: 0;
  line-height: 0.94;
  font-weight: 800;
}

.hero h1 {
  max-width: 12ch;
  font-size: clamp(2.15rem, 8vw, 4.6rem);
}

.intro {
  max-width: 34rem;
  margin: 1rem 0 0;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--muted);
}

.panel {
  position: relative;
  background: rgba(254, 252, 247, 0.84);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.form-panel,
.result-panel,
.seo-panel,
.faq-panel,
.rankings-panel {
  padding: 1.1rem;
}

.result-panel {
  margin-top: 1rem;
  scroll-margin-top: 1rem;
}

.seo-panel,
.faq-panel,
.rankings-panel {
  margin-top: 1rem;
}

.panel-head {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.panel-head h2 {
  font-size: clamp(1.6rem, 6vw, 2.5rem);
}

.panel-tip,
.sample-meta {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.result-actions {
  display: grid;
  gap: 0.75rem;
}

.rarity-form {
  display: grid;
  gap: 0.85rem;
  margin-top: 1.15rem;
}

.field {
  display: grid;
  gap: 0.55rem;
  font-size: 0.95rem;
}

.field span {
  font-weight: 700;
}

.field select {
  width: 100%;
  min-height: 3.45rem;
  padding: 0 1rem;
  border: 1px solid var(--line-strong);
  border-radius: 18px;
  background: var(--bg-strong);
  color: var(--ink);
  font: inherit;
  appearance: none;
}

.field select:focus,
.submit-button:focus {
  outline: 3px solid rgba(216, 87, 42, 0.24);
  outline-offset: 2px;
}

.submit-button {
  min-height: 3.6rem;
  margin-top: 0.2rem;
  border: 0;
  border-radius: 999px;
  padding: 0 1.2rem;
  background: linear-gradient(135deg, #d8572a 0%, #b8421d 100%);
  color: #fff8f0;
  font: inherit;
  font-weight: 800;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition:
    transform 0.18s ease,
    box-shadow 0.18s ease,
    opacity 0.18s ease;
  box-shadow: 0 16px 28px rgba(216, 87, 42, 0.22);
}

.submit-button:hover {
  transform: translateY(-1px);
}

.submit-button:disabled {
  opacity: 0.58;
  cursor: wait;
  transform: none;
  box-shadow: none;
}

.ghost-button {
  min-height: 3rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 0 1rem;
  background: rgba(255, 253, 248, 0.82);
  color: var(--ink);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.ghost-button:hover {
  background: #fffdf8;
}

.status-banner,
.sample-warning {
  margin-top: 1rem;
  padding: 0.95rem 1rem;
  border-radius: 18px;
  line-height: 1.6;
  font-size: 0.95rem;
}

.status-banner {
  background: rgba(31, 26, 23, 0.06);
}

.status-banner.is-success {
  background: rgba(109, 139, 85, 0.14);
}

.status-banner.is-warning,
.sample-warning {
  background: rgba(216, 87, 42, 0.12);
}

.status-banner.is-error {
  background: rgba(184, 66, 29, 0.16);
}

.result-grid {
  display: grid;
  gap: 0.9rem;
  margin-top: 1rem;
}

.copy-grid,
.faq-list,
.rankings-grid {
  display: grid;
  gap: 0.9rem;
  margin-top: 1rem;
}

.result-card {
  min-height: 14rem;
  padding: 1rem;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: #fffdf8;
}

.accent-combo {
  background:
    linear-gradient(180deg, rgba(216, 87, 42, 0.1) 0%, rgba(255, 255, 255, 0) 100%),
    #fffdf8;
}

.accent-mbti {
  background:
    linear-gradient(180deg, rgba(54, 83, 107, 0.1) 0%, rgba(255, 255, 255, 0) 100%),
    #fffdf8;
}

.accent-sbti {
  background:
    linear-gradient(180deg, rgba(109, 139, 85, 0.1) 0%, rgba(255, 255, 255, 0) 100%),
    #fffdf8;
}

.card-title {
  margin: 0;
  font-size: clamp(1.8rem, 7vw, 2.5rem);
  line-height: 1;
}

.card-line,
.card-meta,
.card-joke {
  margin: 0.75rem 0 0;
  line-height: 1.6;
}

.card-line {
  font-size: 1rem;
}

.card-meta {
  color: var(--muted);
  font-size: 0.95rem;
}

.card-joke {
  font-weight: 700;
}

.copy-card,
.faq-item,
.ranking-card {
  padding: 1rem;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: #fffdf8;
}

.copy-card h3,
.faq-item h3,
.ranking-card h3 {
  margin: 0;
  font-size: 1.15rem;
}

.copy-card p,
.faq-item p {
  margin: 0.7rem 0 0;
  line-height: 1.7;
  color: var(--muted);
}

.rankings-panel {
  scroll-margin-top: 1rem;
}

.ranking-card-head {
  display: grid;
  gap: 0.2rem;
}

.ranking-list {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
  display: grid;
  gap: 0.75rem;
}

.ranking-item {
  display: grid;
  gap: 0.3rem;
  padding: 0.9rem 0.95rem;
  border-radius: 18px;
  background: rgba(246, 241, 232, 0.78);
}

.ranking-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.ranking-rank {
  flex: 0 0 auto;
  min-width: 2rem;
  font-weight: 800;
  color: var(--accent);
}

.ranking-label {
  flex: 1 1 auto;
  font-weight: 700;
  line-height: 1.4;
}

.ranking-percent {
  flex: 0 0 auto;
  font-weight: 800;
}

.ranking-meta {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.5;
}

.ranking-empty {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

[hidden] {
  display: none !important;
}

@media (min-width: 760px) {
  .shell {
    padding: 2rem 1.5rem 5rem;
  }

  .form-panel,
  .result-panel {
    padding: 1.4rem;
  }

  .eyebrow {
    font-size: 1rem;
  }

  .hero h1 {
    font-size: clamp(2.6rem, 6vw, 5rem);
  }

  .rarity-form {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: end;
  }

  .submit-button {
    grid-column: 1 / -1;
  }

  .result-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .copy-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .rankings-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .result-head {
    flex-direction: row;
    justify-content: space-between;
    align-items: end;
  }

  .result-actions {
    justify-items: end;
  }
}