.demon-detail-page{padding:2rem 1rem;max-width:900px;margin:0 auto;animation:fadeIn .5s ease-out}.demon-detail-page .page-header{margin-bottom:1.5rem}.demon-detail-page .back-button{display:inline-flex;align-items:center;gap:.5rem;color:#dc2626;text-decoration:none;padding:.5rem 1rem;border-radius:var(--radius-md);background:var(--bg-tertiary);transition:all .2s}.demon-detail-page .back-button:hover{background:var(--bg-card);color:var(--text-primary)}.demon-detail-page .not-found{text-align:center;padding:4rem 2rem;color:var(--text-secondary)}.demon-detail-page .not-found svg{color:#dc2626;margin-bottom:1rem}.demon-detail-page .not-found h2{margin:0 0 1rem;color:var(--text-primary)}.demon-detail-page .not-found .back-link{color:#dc2626;text-decoration:underline}.demon-detail-page .demon-detail-content{display:grid;grid-template-columns:280px 1fr;gap:2rem;margin-bottom:2rem}.demon-detail-page .seal-section{display:flex;flex-direction:column;align-items:center}.demon-detail-page .seal-frame{width:100%;aspect-ratio:1;background:linear-gradient(135deg,#1a1a2ee6,#3c141499);border:2px solid rgba(220,38,38,.4);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;padding:1.5rem;position:relative;overflow:hidden}.demon-detail-page .seal-frame:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at center,rgba(220,38,38,.1) 0%,transparent 70%);pointer-events:none}.demon-detail-page .demon-seal-large{width:90%;height:90%;-o-object-fit:contain;object-fit:contain;filter:invert(.95) sepia(.15) saturate(1.2) hue-rotate(-10deg)}.demon-detail-page .seal-caption{margin-top:.75rem;font-size:.85rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.1em}.demon-detail-page .info-section{display:flex;flex-direction:column;gap:1.5rem}.demon-detail-page .demon-header{padding-bottom:1rem;border-bottom:1px solid var(--border-light)}.demon-detail-page .demon-id{font-size:.85rem;color:var(--text-secondary);font-weight:600}.demon-detail-page .demon-title{font-size:2rem;color:#dc2626;margin:.25rem 0 .75rem;font-weight:700}.demon-detail-page .demon-title .name-cn{color:var(--text-primary);font-weight:400;font-size:1.5rem}.demon-detail-page .demon-badges{display:flex;flex-wrap:wrap;gap:.5rem}.demon-detail-page .demon-badges>span{display:inline-flex;align-items:center;gap:.35rem;padding:.3rem .75rem;background:var(--bg-tertiary);border:1px solid var(--border-light);border-radius:6px;font-size:.8rem;color:var(--text-secondary)}.demon-detail-page .rank-badge{color:#fff!important;border:none!important}.demon-detail-page .planet-badge{font-size:.9rem!important}.demon-detail-page .detail-section{background:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:1.25rem}.demon-detail-page .detail-section h3{display:flex;align-items:center;gap:.5rem;font-size:1rem;color:var(--text-primary);margin:0 0 .75rem;font-weight:600}.demon-detail-page .detail-section h3 svg{color:#dc2626}.demon-detail-page .appearance-text{color:var(--text-secondary);line-height:1.7;margin:0}.demon-detail-page .abilities-list{margin:0;padding:0;list-style:none}.demon-detail-page .abilities-list li{position:relative;padding-left:1.25rem;margin-bottom:.5rem;color:var(--text-secondary);line-height:1.5}.demon-detail-page .abilities-list li:before{content:"✦";position:absolute;left:0;color:#dc2626;font-size:.75rem}.demon-detail-page .notes-section{border-color:#dc26264d;background:linear-gradient(135deg,var(--bg-card),rgba(220,38,38,.05))}.demon-detail-page .notes-section h3 svg{color:#f59e0b}.demon-detail-page .notes-text{color:var(--text-secondary);line-height:1.7;margin:0}.demon-detail-page .description-section{border-left:3px solid #c9a227}.demon-detail-page .description-section h3 svg{color:#c9a227}.demon-detail-page .description-text{color:var(--text-secondary);line-height:1.8;margin:0;font-size:.95rem}.demon-detail-page .history-section{border-left:3px solid #7c3aed;background:linear-gradient(135deg,var(--bg-card),rgba(124,58,237,.03))}.demon-detail-page .history-section h3 svg{color:#7c3aed}.demon-detail-page .history-text{color:var(--text-secondary);line-height:1.8;margin:0;font-size:.95rem}.demon-detail-page .demon-navigation{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1rem;background:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-lg)}.demon-detail-page .nav-btn{display:flex;align-items:center;gap:.5rem;padding:.75rem 1rem;background:var(--bg-tertiary);border:1px solid var(--border-light);border-radius:var(--radius-md);color:var(--text-primary);cursor:pointer;transition:all .2s;min-width:140px}.demon-detail-page .nav-btn:disabled{opacity:.5;cursor:not-allowed}.demon-detail-page .nav-btn:not(:disabled):hover{background:var(--bg-card);border-color:#dc2626}.demon-detail-page .nav-btn span{display:flex;flex-direction:column;line-height:1.3}.demon-detail-page .nav-btn span small{font-size:.7rem;color:var(--text-secondary)}.demon-detail-page .nav-btn.prev span{align-items:flex-start}.demon-detail-page .nav-btn.next span{align-items:flex-end}.demon-detail-page .nav-counter{font-size:1rem;color:var(--text-secondary);font-weight:600}@media(max-width:768px){.demon-detail-page{padding:1rem .5rem}.demon-detail-page .demon-detail-content{grid-template-columns:1fr;gap:1.5rem}.demon-detail-page .seal-section{max-width:240px;margin:0 auto}.demon-detail-page .demon-title{font-size:1.5rem}.demon-detail-page .demon-title .name-cn{font-size:1.25rem}.demon-detail-page .demon-navigation{flex-direction:column;gap:.75rem}.demon-detail-page .nav-btn{width:100%;justify-content:center;min-width:auto}.demon-detail-page .nav-counter{order:-1}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}