@import "https://fonts.googleapis.com/css2?family=Cinzel:wght@400;600;700;900&family=Inter:wght@300;400;500;600;700&display=swap";:root{--bg-primary:#08090d;--glass-bg:#0a0c12b8;--glass-border:#c8aa642e;--glass-blur:blur(24px);--accent-gold:#c9a44a;--accent-gold-dim:#c9a44a99;--accent-blue:#4169e1;--accent-glow:#c9a44a1f;--text-primary:#f0ede8;--text-secondary:#f0ede8a6;--text-muted:#f0ede861;--chapter-card-w:380px;--header-h:68px;--z-canvas:0;--z-chapter-card:10;--z-header:20;--z-dots:20;--z-hud:20;--z-inspector:25;--z-drawer:30;--z-modal:40}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:auto}body{background:var(--bg-primary);color:var(--text-primary);font-family:Inter,sans-serif;overflow-x:hidden}#canvas-container{width:100vw;height:100vh;z-index:var(--z-canvas);background:radial-gradient(at 40% 40%,#0e1018 0%,#08090d 70%);position:fixed;inset:0}#canvas-container canvas{display:block;width:100%!important;height:100%!important}#scroll-proxy{pointer-events:none;width:100%;height:800vh}#site-header{height:var(--header-h);z-index:var(--z-header);background:linear-gradient(#08090dd9 0%,#0000 100%);justify-content:space-between;align-items:center;padding:0 32px;display:flex;position:fixed;top:0;left:0;right:0}#brand{align-items:baseline;gap:12px;display:flex}.brand-name{letter-spacing:.25em;color:var(--accent-gold);text-shadow:0 0 24px var(--accent-gold-dim);font-family:Cinzel,serif;font-size:1.4rem;font-weight:700}.brand-sub{letter-spacing:.2em;color:var(--text-muted);text-transform:uppercase;font-size:.65rem}#header-nav{align-items:center;gap:8px;display:flex}.nav-btn{background:var(--glass-bg);border:1px solid var(--glass-border);color:var(--text-secondary);letter-spacing:.06em;cursor:pointer;-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);white-space:nowrap;border-radius:100px;padding:7px 16px;font-family:Inter,sans-serif;font-size:.73rem;transition:all .25s}.nav-btn:hover,.nav-btn.active{border-color:var(--accent-gold);color:var(--accent-gold);background:#c9a44a1f}#chapter-card{width:var(--chapter-card-w);z-index:var(--z-chapter-card);background:var(--glass-bg);border:1px solid var(--glass-border);-webkit-backdrop-filter:var(--glass-blur);border-radius:20px;padding:36px 32px;transition:opacity .4s;position:fixed;top:50%;left:48px;transform:translateY(-50%);box-shadow:0 0 60px #00000080,inset 0 1px #ffffff0d}#chapter-number{letter-spacing:.25em;text-transform:uppercase;color:var(--accent-gold);margin-bottom:14px;font-size:.65rem;font-weight:600}#chapter-title{color:var(--text-primary);margin-bottom:16px;font-family:Cinzel,serif;font-size:1.55rem;font-weight:600;line-height:1.25;transition:all .5s}#chapter-body{color:var(--text-secondary);margin-bottom:20px;font-size:.82rem;line-height:1.75;transition:all .5s}#chapter-tags{flex-wrap:wrap;gap:8px;margin-bottom:20px;display:flex}.tag{letter-spacing:.1em;text-transform:uppercase;color:var(--accent-gold);border:1px solid var(--accent-gold-dim);background:var(--accent-glow);border-radius:100px;padding:4px 12px;font-size:.65rem;transition:all .3s}#chapter-progress-bar{background:#ffffff14;border-radius:2px;height:2px;overflow:hidden}#chapter-progress-fill{background:linear-gradient(to right, var(--accent-gold), #e8c97a);border-radius:2px;width:0%;height:100%;transition:width .1s linear}#chapter-card.transitioning #chapter-title,#chapter-card.transitioning #chapter-body{opacity:0;transform:translateY(8px)}#chapter-title,#chapter-body{transition:opacity .35s,transform .35s}#chapter-dots{z-index:var(--z-dots);flex-direction:column;gap:12px;display:flex;position:fixed;top:50%;right:28px;transform:translateY(-50%)}.dot{border:1.5px solid var(--accent-gold-dim);cursor:pointer;background:0 0;border-radius:50%;width:8px;height:8px;padding:0;transition:all .3s}.dot:hover{background:var(--accent-gold-dim);transform:scale(1.4)}.dot.active{background:var(--accent-gold);border-color:var(--accent-gold);box-shadow:0 0 8px var(--accent-gold-dim);transform:scale(1.3)}#explode-hud{z-index:var(--z-hud);background:var(--glass-bg);border:1px solid var(--glass-border);-webkit-backdrop-filter:var(--glass-blur);border-radius:100px;align-items:center;gap:14px;padding:12px 24px;display:flex;position:fixed;bottom:32px;left:50%;transform:translate(-50%);box-shadow:0 8px 32px #0006}#explode-hud label{letter-spacing:.15em;text-transform:uppercase;color:var(--accent-gold);font-size:.65rem;font-weight:600}#explode-slider{appearance:none;cursor:pointer;background:#ffffff1f;border-radius:2px;outline:none;width:160px;height:3px}#explode-slider::-webkit-slider-thumb{-webkit-appearance:none;background:var(--accent-gold);width:16px;height:16px;box-shadow:0 0 8px var(--accent-gold-dim);cursor:pointer;border-radius:50%;transition:transform .2s}#explode-slider::-webkit-slider-thumb:hover{transform:scale(1.25)}#explode-percent{color:var(--text-secondary);text-align:right;font-variant-numeric:tabular-nums;min-width:36px;font-size:.75rem}#part-inspector{top:calc(var(--header-h) + 16px);z-index:var(--z-inspector);background:var(--glass-bg);border:1px solid var(--glass-border);width:260px;-webkit-backdrop-filter:var(--glass-blur);opacity:0;pointer-events:none;border-radius:16px;padding:20px;transition:opacity .25s,transform .25s;position:fixed;right:56px;transform:translate(12px)}#part-inspector.active{opacity:1;pointer-events:auto;transform:translate(0)}#inspector-category{letter-spacing:.2em;text-transform:uppercase;color:var(--accent-gold);margin-bottom:6px;font-size:.6rem}#inspector-title{margin-bottom:8px;font-family:Cinzel,serif;font-size:.95rem}#inspector-desc{color:var(--text-secondary);margin-bottom:10px;font-size:.75rem;line-height:1.6}#inspector-meta{color:var(--text-muted);letter-spacing:.04em;font-size:.65rem}#material-lab{width:400px;height:100vh;z-index:var(--z-drawer);border-left:1px solid var(--glass-border);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);background:#08090df2;padding:32px 28px;transition:right .45s cubic-bezier(.25,.46,.45,.94);position:fixed;top:0;right:-420px;overflow-y:auto}#material-lab.open{right:0}.drawer-header{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.drawer-header h3{color:var(--accent-gold);font-family:Cinzel,serif;font-size:1.1rem}.drawer-subtitle{color:var(--text-muted);margin-bottom:28px;font-size:.78rem}.drawer-footer{border-top:1px solid var(--glass-border);margin-top:28px;padding-top:20px}.preset-card{cursor:pointer;background:#ffffff08;border:1px solid #0000;border-radius:12px;align-items:center;gap:16px;margin-bottom:10px;padding:14px 16px;transition:all .2s;display:flex}.preset-card:hover{border-color:var(--glass-border);background:#ffffff0f}.preset-card.active{border-color:var(--accent-gold);background:var(--accent-glow)}.preset-color-swatch{border-radius:50%;flex-shrink:0;width:40px;height:40px;box-shadow:0 0 12px #0006}.preset-info h4{color:var(--text-primary);margin-bottom:2px;font-size:.85rem;font-weight:600}.preset-info p{color:var(--text-muted);font-size:.7rem}.modal-overlay{z-index:var(--z-modal);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#000000b3;justify-content:center;align-items:center;padding:24px;display:none;position:fixed;inset:0}.modal-overlay.open{display:flex}.modal-box{border:1px solid var(--glass-border);background:#0e1018;border-radius:24px;width:100%;max-width:520px;max-height:90vh;padding:36px 32px;position:relative;overflow-y:auto}.modal-wide{max-width:760px}.modal-header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.modal-header h3{color:var(--accent-gold);font-family:Cinzel,serif;font-size:1.15rem}#gallery-container{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;display:grid}.gallery-card{border:1px solid var(--glass-border);background:#ffffff08;border-radius:14px;padding:18px;transition:border-color .2s}.gallery-card:hover{border-color:var(--accent-gold-dim)}.gallery-card h4{color:var(--text-primary);margin-bottom:6px;font-family:Cinzel,serif;font-size:.9rem}.gallery-card p{color:var(--text-secondary);margin-bottom:12px;font-size:.75rem;line-height:1.5}.card-footer{gap:8px;display:flex}.firebase-guide ol{color:var(--text-secondary);margin-bottom:20px;padding-left:18px;font-size:.82rem;line-height:2}.firebase-guide code{color:var(--accent-gold);background:#ffffff14;border-radius:4px;padding:2px 6px;font-size:.78rem}form{flex-direction:column;gap:14px;display:flex}label{letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);font-size:.72rem}input[type=text],textarea{border:1px solid var(--glass-border);color:var(--text-primary);resize:vertical;background:#ffffff0d;border-radius:10px;outline:none;padding:12px 16px;font-family:Inter,sans-serif;font-size:.85rem;transition:border-color .2s}input[type=text]:focus,textarea:focus{border-color:var(--accent-gold)}.btn-primary{background:linear-gradient(135deg, var(--accent-gold), #b8943e);color:#0b0c10;letter-spacing:.08em;cursor:pointer;text-align:center;border:none;border-radius:100px;padding:13px 28px;font-family:Inter,sans-serif;font-size:.82rem;font-weight:700;transition:all .25s}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 24px #c9a44a59}.like-btn,.load-btn{border:1px solid var(--glass-border);color:var(--text-secondary);cursor:pointer;background:#ffffff0d;border-radius:100px;padding:6px 12px;font-family:Inter,sans-serif;font-size:.72rem;transition:all .2s}.like-btn:hover{color:#e05a7a;border-color:#e05a7a}.load-btn:hover{border-color:var(--accent-gold);color:var(--accent-gold)}.icon-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;padding:4px 8px;font-size:1rem;transition:color .2s}.icon-btn:hover{color:var(--text-primary)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--glass-border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--accent-gold-dim)}@media (width<=768px){#chapter-card{width:auto;padding:24px 20px;inset:auto 16px 110px;transform:none}#chapter-dots{right:12px}#chapter-title{font-size:1.2rem}#header-nav .nav-btn span[id$=-label],#part-inspector{display:none}}