:root{--gold:#c9a45c;--gold-soft:#a98c4e;--ivory:#f1e9d8;--wood-dark:#2b1a10;--wood-mid:#4a2f1b;--wood-light:#6b4527;--pane:#f7f2e6;--ink:#241d14}.bookshelf-page{padding-top:var(--nav-height);min-height:100vh;padding-bottom:80px}.library-header{text-align:center;padding:56px 20px 30px}.library-header__tag{display:block;font-size:12px;letter-spacing:.35em;text-transform:uppercase;color:var(--gold-soft);margin-bottom:14px}.library-header__title{font-family:var(--font-display);font-weight:600;font-size:clamp(34px,5.5vw,56px);color:var(--ivory);letter-spacing:.02em}.library-header__title em{color:var(--gold);font-style:italic}.library-header__desc{max-width:560px;margin:14px auto 0;font-family:var(--font-display);font-size:17px;line-height:1.6;color:#cfc6ae;font-style:italic}.library-header__divider{width:70px;height:1px;background:var(--gold-soft);margin:22px auto 0;position:relative}.library-header__divider:after{content:"◆";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);font-size:9px;color:var(--gold);background:var(--color-bg);padding:0 8px}.bookcase{max-width:860px;margin:44px auto 0;padding:0 16px}.case-frame{background:linear-gradient(90deg,var(--wood-dark) 0,var(--wood-mid) 8%,var(--wood-mid) 92%,var(--wood-dark) 100%);border-radius:6px 6px 3px 3px;padding:22px 22px 0;box-shadow:0 30px 60px rgba(0,0,0,.55),inset 0 2px 0 rgba(255,255,255,.06);border:1px solid #1c110a}.case-top{height:14px;margin:-22px -22px 0;border-radius:6px 6px 0 0;background:linear-gradient(180deg,var(--wood-light),var(--wood-mid));border-bottom:1px solid #1c110a}.shelf{display:flex;align-items:flex-end;justify-content:center;gap:6px;padding:26px 14px 0;min-height:200px;background:linear-gradient(180deg,rgba(0,0,0,.5),rgba(0,0,0,.15) 30%,rgba(0,0,0,0)),linear-gradient(180deg,#160d07,#241610)}.shelf-board{height:16px;margin:0 -22px;background:linear-gradient(180deg,var(--wood-light) 0,var(--wood-mid) 45%,var(--wood-dark) 100%);border-top:1px solid rgba(255,255,255,.12);border-bottom:1px solid #120a05;box-shadow:0 6px 10px rgba(0,0,0,.5)}.case-note{text-align:center;font-size:13px;letter-spacing:.2em;text-transform:uppercase;color:#8d7b52;padding:14px 0 16px}.book{position:relative;border:none;cursor:pointer;font-family:var(--font-display);color:var(--ivory);writing-mode:vertical-rl;display:flex;align-items:center;justify-content:center;padding:14px 0;border-radius:3px 3px 1px 1px;box-shadow:inset 3px 0 6px rgba(255,255,255,.14),inset -4px 0 8px rgba(0,0,0,.45),2px 0 4px rgba(0,0,0,.4);transition:transform .28s ease,box-shadow .28s ease;letter-spacing:.06em;text-shadow:0 1px 1px rgba(0,0,0,.5)}.book .spine-title{font-size:15px;font-weight:600;color:#e9d9ae}.book .spine-vol{font-size:11px;color:rgba(241,233,216,.65);margin-top:10px;font-style:italic}.book:after,.book:before{content:"";position:absolute;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,rgba(233,217,174,.75),transparent)}.book:before{top:9px}.book:after{bottom:9px}.book:hover{transform:translateY(-10px)}.book:focus-visible{outline:2px solid var(--gold);outline-offset:3px}.book.selected{transform:translateY(-18px) rotate(-1.2deg);box-shadow:inset 3px 0 6px rgba(255,255,255,.16),inset -4px 0 8px rgba(0,0,0,.45),0 14px 22px rgba(0,0,0,.55),0 0 0 2px var(--gold),0 0 24px rgba(201,164,92,.35)}.leather-oxblood{background:linear-gradient(90deg,#4a1f1a,#6b2e24 45%,#3c1813)}.leather-forest{background:linear-gradient(90deg,#1f3a2a,#2f5a40 45%,#182e21)}.leather-navy{background:linear-gradient(90deg,#232f45,#33455f 45%,#1b2536)}.leather-tan{background:linear-gradient(90deg,#7a5a35,#9a7648 45%,#61452a);color:#2b1f10}.leather-plum{background:linear-gradient(90deg,#3c2338,#573450 45%,#2e1a2b)}.leather-teal{background:linear-gradient(90deg,#1a3a3a,#2a5a5a 45%,#152e2e)}.leather-slate{background:linear-gradient(90deg,#2a3040,#3a4558 45%,#222834)}.leather-bronze{background:linear-gradient(90deg,#4a3a1a,#6a5428 45%,#3a2c12)}.leather-tan .spine-title{color:#2e2210;text-shadow:0 1px 0 rgba(255,255,255,.15)}.leather-tan .spine-vol{color:rgba(46,34,16,.7)}.bookend{width:34px;height:88px;align-self:flex-end;background:linear-gradient(180deg,#8f7b4f,#5e4d2c);clip-path:polygon(0 100%,0 35%,100% 0,100% 100%);border-radius:2px;opacity:.9;box-shadow:2px 0 4px rgba(0,0,0,.4);flex-shrink:0}.reading-pane{max-width:860px;margin:34px auto 0;padding:0 16px;display:none}.reading-pane.open{display:block;animation:rise .35s ease}@keyframes rise{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}.pane-inner{background:var(--color-bg-elevated);color:var(--color-text);border-radius:6px;padding:46px 52px 52px;box-shadow:0 24px 50px rgba(0,0,0,.5);border-top:5px solid var(--gold);border:1px solid var(--color-border);position:relative}.pane-eyebrow{font-size:11px;letter-spacing:.3em;text-transform:uppercase;color:var(--color-accent);margin-bottom:10px}.pane-inner h2{font-family:var(--font-display);font-size:clamp(26px,3.6vw,38px);font-weight:600;line-height:1.15;margin-bottom:6px;color:var(--color-text)}.pane-author{font-style:italic;color:var(--color-accent);margin-bottom:26px;font-size:15px}.pane-inner p{font-size:17.5px;line-height:1.75;margin-bottom:18px;max-width:64ch;color:var(--color-text-muted)}.pane-read-more{display:inline-flex;align-items:center;gap:8px;margin-top:10px;padding:12px 24px;background:var(--gold);color:var(--ink);font-family:var(--font-display);font-size:14px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;text-decoration:none;border-radius:3px;transition:background .2s ease}.pane-read-more:hover{background:var(--gold-soft);color:var(--ink)}.pane-read-more:after{content:"→"}.close-btn{position:absolute;top:16px;right:18px;background:none;border:1px solid var(--color-border-light);color:var(--color-text-muted);font-family:var(--font-display);font-size:13px;letter-spacing:.12em;text-transform:uppercase;padding:7px 14px;border-radius:3px;cursor:pointer;transition:background .2s ease,color .2s ease}.close-btn:hover{background:var(--color-accent);color:var(--color-bg)}.close-btn:focus-visible{outline:2px solid #7a6437;outline-offset:2px}@media (max-width:640px){.shelf{gap:4px;padding:20px 6px 0}.book .spine-title{font-size:12.5px}.book .spine-vol{display:none}.pane-inner{padding:32px 22px 38px}}@media (prefers-reduced-motion:reduce){.book,.reading-pane.open{transition:none;animation:none}}.shelf--decor{display:flex;align-items:flex-end;justify-content:space-evenly;padding:30px 24px 0;min-height:168px;background:radial-gradient(120% 95% at 50% 0,rgba(255,206,130,.1),transparent 58%),linear-gradient(180deg,rgba(0,0,0,.5),rgba(0,0,0,.15) 30%,rgba(0,0,0,0)),linear-gradient(180deg,#160d07,#241610)}.decor{line-height:0;flex-shrink:1}.shelf{background:radial-gradient(120% 95% at 50% 0,rgba(255,206,130,.08),transparent 58%),linear-gradient(180deg,rgba(0,0,0,.5),rgba(0,0,0,.15) 30%,rgba(0,0,0,0)),linear-gradient(180deg,#160d07,#241610)}.case-frame{position:relative}.case-frame:after,.case-frame:before{content:"";position:absolute;bottom:-10px;width:30px;height:10px;background:linear-gradient(180deg,var(--wood-mid),var(--wood-dark));border-radius:0 0 3px 3px}.case-frame:before{left:20px}.case-frame:after{right:20px}.gem-glint{opacity:0;animation:gem-glint 7s ease-in-out infinite}@keyframes gem-glint{0%,80%{opacity:0;transform:translateX(-4px)}86%{opacity:.85}92%,to{opacity:0;transform:translateX(14px)}}.sparkle{opacity:0;transform-origin:center;animation:sparkle 7s ease-in-out infinite}.sparkle--late{animation-delay:.45s}@keyframes sparkle{0%,78%{opacity:0;transform:scale(.4)}85%{opacity:1;transform:scale(1)}93%,to{opacity:0;transform:scale(.5)}}@media (max-width:640px){.shelf--decor{min-height:120px;padding:20px 8px 0}.shelf--decor .decor svg{width:auto;max-width:24vw;height:auto;max-height:110px}}@media (prefers-reduced-motion:reduce){.gem-glint,.sparkle{animation:none}}