/* ===== 3D 生成器中心 / 介绍页 ===== */
.gen-hero {
  margin: 22px 0 26px;
  padding: 34px 32px;
  border-radius: 16px;
  background: radial-gradient(120% 140% at 100% 0%, #ffe6d3 0%, #fff7f1 45%, #ffffff 100%);
  border: 1px solid #ffe2cc;
}
.gen-hero h1 { margin: 0 0 8px; font-size: 28px; letter-spacing: .5px; }
.gen-hero p { margin: 0; color: #6b7280; font-size: 14.5px; max-width: 720px; }
.gen-hero .gen-kicker {
  display: inline-flex; align-items: center; gap: 6px; margin-bottom: 12px;
  font-size: 12px; font-weight: 700; color: #c2410c; background: #fff1e6;
  padding: 5px 11px; border-radius: 999px;
}

.gen-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-bottom: 40px; }
@media (max-width: 980px) { .gen-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .gen-grid { grid-template-columns: 1fr; } }

.gen-card {
  display: flex; flex-direction: column;
  background: #fff; border: 1px solid var(--border); border-radius: 14px; overflow: hidden;
  transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease;
}
.gen-card:hover { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(255,106,0,.12); border-color: #ffd2b3; }
.gen-card-top {
  position: relative; height: 118px; display: flex; align-items: center; justify-content: center; color: #fff;
}
.gen-icon {
  width: 58px; height: 58px; border-radius: 16px; background: rgba(255,255,255,.18);
  border: 1px solid rgba(255,255,255,.35); display: flex; align-items: center; justify-content: center;
  font-size: 26px; font-weight: 800; backdrop-filter: blur(2px);
}
.gen-badge {
  position: absolute; top: 12px; left: 12px;
  font-size: 11px; font-weight: 700; padding: 3px 9px; border-radius: 999px;
  background: rgba(0,0,0,.28); color: #fff; letter-spacing: .5px;
}
.gen-card-body { padding: 16px 18px 12px; flex: 1; }
.gen-card-body h3 { margin: 0 0 6px; font-size: 17px; }
.gen-card-body p { margin: 0 0 12px; color: #6b7280; font-size: 13.5px; line-height: 1.6; }
.gen-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.gen-tags span {
  font-size: 11.5px; color: #9a5b2c; background: #fff4ec; border: 1px solid #ffe0c7;
  padding: 3px 9px; border-radius: 999px;
}
.gen-tags.light span { color: #fff; background: rgba(255,255,255,.18); border-color: rgba(255,255,255,.32); }
.gen-card-foot {
  padding: 12px 18px; border-top: 1px solid #f3f4f6; color: var(--primary);
  font-size: 13px; font-weight: 700;
}

/* 介绍页 */
.gen-detail { padding: 22px 0 44px; }
.gen-back { display: inline-block; margin-bottom: 14px; color: #6b7280; font-size: 13.5px; }
.gen-back:hover { color: var(--primary); }
.gen-detail-hero {
  display: flex; align-items: center; gap: 22px; color: #fff;
  padding: 30px 30px; border-radius: 16px;
}
.gen-detail-icon {
  width: 84px; height: 84px; flex: none; border-radius: 20px;
  background: rgba(255,255,255,.18); border: 1px solid rgba(255,255,255,.35);
  display: flex; align-items: center; justify-content: center; font-size: 38px; font-weight: 800;
}
.gen-detail-hero h1 { margin: 4px 0 6px; font-size: 26px; }
.gen-detail-hero p { margin: 0 0 10px; opacity: .92; font-size: 14.5px; }
.gen-badge.light { position: static; display: inline-block; background: rgba(255,255,255,.22); }

.gen-detail-body {
  background: #fff; border: 1px solid var(--border); border-radius: 14px;
  margin-top: 18px; padding: 26px 30px;
}
.gen-lead { margin: 0 0 6px; color: #4b5563; font-size: 15px; line-height: 1.8; }
.gen-detail-body h2 { font-size: 16px; margin: 24px 0 10px; padding-left: 10px; border-left: 3px solid var(--primary); }
.gen-features, .gen-steps { margin: 0; padding-left: 20px; color: #4b5563; font-size: 14px; line-height: 2; }
.gen-features { list-style: none; padding-left: 0; }
.gen-features li { position: relative; padding-left: 24px; }
.gen-features li::before {
  content: "✓"; position: absolute; left: 0; top: 0; color: var(--primary); font-weight: 800;
}
.gen-open {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 26px;
  background: var(--primary); color: #fff; font-size: 15px; font-weight: 700;
  padding: 13px 30px; border-radius: 10px; transition: background .15s;
}
.gen-open:hover { background: var(--primary-dark); color: #fff; }
.gen-open-hint { margin: 10px 0 0; color: #9aa1ab; font-size: 12.5px; }

.gen-more { margin-top: 26px; }
.gen-more h2 { font-size: 16px; margin: 0 0 12px; }
.gen-more-grid { display: flex; flex-wrap: wrap; gap: 10px; }
.gen-more-grid a {
  display: inline-flex; align-items: center; gap: 8px; font-size: 13.5px; color: #374151;
  background: #fff; border: 1px solid var(--border); border-radius: 999px; padding: 8px 15px;
}
.gen-more-grid a:hover { border-color: var(--primary); color: var(--primary); }
.gen-more-grid .dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }