.theme-page {
  min-height: 100vh;
  background: linear-gradient(160deg, #f8f6ff 0%, #eef2ff 50%, #fff0f6 100%);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 3rem 1rem;
}
.theme-page h1 {
  font-size: clamp(1.6rem, 5vw, 2.4rem);
  font-weight: 900; color: #333;
  margin-bottom: .5rem;
}
.theme-page .sub {
  color: #888; font-size: 1rem; margin-bottom: 3rem;
}

.genre-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.4rem;
  width: 100%; max-width: 860px;
}

.genre-btn {
  border: none; border-radius: 20px;
  padding: 2.2rem 1.5rem;
  text-align: center; color: #fff;
  cursor: pointer;
  transition: transform .2s, box-shadow .2s;
  position: relative; overflow: hidden;
}
.genre-btn::after {
  content: '';
  position: absolute; inset: 0;
  background: rgba(255,255,255,0);
  transition: background .2s;
}
.genre-btn:hover { transform: translateY(-6px); box-shadow: 0 16px 40px rgba(0,0,0,.2); }
.genre-btn:hover::after { background: rgba(255,255,255,.08); }
.genre-btn:active { transform: scale(.97); }

.genre-btn.all  { background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%); box-shadow: 0 6px 24px rgba(245,87,108,.35); }
.genre-btn.drink { background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%); box-shadow: 0 6px 24px rgba(79,172,254,.35); }
.genre-btn.romance { background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%); box-shadow: 0 6px 24px rgba(67,233,123,.35); }

.genre-btn .emoji { font-size: 3rem; display: block; margin-bottom: .8rem; }
.genre-btn .label { font-size: 1.25rem; font-weight: 800; display: block; }
.genre-btn .desc  { font-size: .85rem; opacity: .85; margin-top: .4rem; display: block; }

.back-link {
  margin-top: 2.5rem;
  color: #999; font-size: .9rem; text-decoration: none;
  transition: color .2s;
}
.back-link:hover { color: #555; }