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rgba(255,180,94,.5);border-radius:999px;padding:10px 18px;min-height:44px;cursor:pointer;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:all .3s cubic-bezier(.2,.8,.2,1)}.back-shelf-float:hover{background:var(--amber);color:var(--ink-0);box-shadow:0 8px 26px #ffb45e47;transform:translateY(-2px)}.back-shelf-icon{font-size:15px;line-height:1}.shelf{padding-bottom:100px}.shelf-cover{padding:110px var(--gutter) 70px;text-align:center;max-width:720px;margin:0 auto}.shelf-kicker{color:var(--amber);letter-spacing:.34em;margin-bottom:26px}.shelf-title{font-family:var(--font-display);font-size:clamp(40px,6vw,72px);font-weight:900;letter-spacing:.24em;background:linear-gradient(160deg,var(--paper) 30%,#9aa3b5 70%,var(--amber-deep) 100%);-webkit-background-clip:text;background-clip:text;color:transparent}.shelf-intro{margin:30px auto 0;color:var(--paper-faint);font-size:13px;font-weight:300;letter-spacing:.08em;line-height:2.2}.shelf-grid{max-width:1100px;margin:0 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var(--hairline-bright);border-radius:999px;background:#05060aa8;color:var(--paper-dim);opacity:0;transition:opacity .35s}.book-cover:hover .book-open-hint{opacity:1}.book-info{padding:18px 6px 0}.book-title{font-family:var(--font-display);font-size:22px;font-weight:700;letter-spacing:.14em}.book-author{margin-top:6px;color:var(--amber);letter-spacing:.2em}.book-stats{margin-top:12px;color:var(--paper-faint);line-height:1.9}.shelf-foot{margin-top:90px;text-align:center}.foot{padding:22px var(--gutter);text-align:center}@keyframes pulse{0%,to{opacity:.3}50%{opacity:.9}}@media(max-width:1100px){.reading-progress{display:none}.passage{grid-template-columns:1fr}.passage-media-col{position:static}.era-head{grid-template-columns:1fr;gap:14px}.event-hit{grid-template-columns:34px 130px minmax(0,1fr)}.event-summary{grid-column:3}}@media(max-width:640px){.masthead{flex-wrap:wrap;gap:8px;padding:10px 14px}.wordmark{order:1}.wordmark-en,.masthead-tagline{display:none}.masthead-meta{order:2;margin-left:auto;gap:6px}.model-full{display:none}.model-short{display:inline}.mode-switch{order:3;width:100%}.mode-switch button{flex:1;min-height:44px;font-size:13px}.event-hit{display:flex;flex-direction:column;align-items:flex-start;gap:4px;padding:12px 8px}.event-hit .event-time{white-space:normal}.event-summary{grid-column:auto;width:100%}.event-detail{margin:2px 8px 12px 20px}.era-head{grid-template-columns:1fr}.era-collapse{min-height:44px}.cast-grid{grid-template-columns:1fr}.scene-overlay-desc{display:none}.scene-desc-below{display:block;padding:16px 18px;color:var(--paper-dim);font-size:13.5px;font-weight:300;line-height:2;letter-spacing:.04em;background:var(--ink-1)}.scene-overlay{padding:50px 16px 12px}.scene-overlay-title{font-size:20px}.lightbox-inner{grid-template-columns:1fr;max-height:92vh;overflow-y:auto}.lightbox-info{border-left:none;padding:22px 20px 28px}.lightbox-media{min-height:200px}.btn-primary,.btn-ghost,.chip,.stage-btn{min-height:44px}.jump-chip{min-height:40px;display:inline-flex;align-items:center}}:root{--ink-0: #05060a;--ink-1: #0a0c13;--ink-2: #10131d;--ink-3: #171b28;--paper: #e9e6df;--paper-dim: #b3b0a9;--paper-faint: #7c7a75;--plasma: #7aa8ff;--plasma-deep: #4f7ddb;--amber: #ffb45e;--amber-deep: #d98f3e;--hairline: rgba(233, 230, 223, .09);--hairline-bright: rgba(233, 230, 223, .18);--font-display: "Noto Serif SC", "Songti SC", "STSong", serif;--font-body: "Noto Sans SC", "PingFang SC", sans-serif;--font-mono: "IBM Plex Mono", "SF Mono", monospace;--radius: 2px;--gutter: clamp(20px, 4vw, 56px)}*{margin:0;padding:0;box-sizing:border-box}html{background:var(--ink-0)}body{font-family:var(--font-body);color:var(--paper);background:var(--ink-0);min-height:100vh;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden;user-select:text;-webkit-user-select:text}body:before{content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;background:radial-gradient(1px 1px at 12% 22%,rgba(233,230,223,.55) 0,transparent 100%),radial-gradient(1px 1px at 68% 12%,rgba(122,168,255,.5) 0,transparent 100%),radial-gradient(1.5px 1.5px at 84% 38%,rgba(233,230,223,.35) 0,transparent 100%),radial-gradient(1px 1px at 32% 68%,rgba(255,180,94,.4) 0,transparent 100%),radial-gradient(1px 1px at 55% 84%,rgba(233,230,223,.3) 0,transparent 100%),radial-gradient(1px 1px at 91% 76%,rgba(122,168,255,.35) 0,transparent 100%),radial-gradient(1px 1px at 8% 88%,rgba(233,230,223,.4) 0,transparent 100%),radial-gradient(ellipse 60% 40% at 50% -5%,rgba(122,168,255,.08) 0,transparent 100%),radial-gradient(ellipse 50% 35% at 85% 110%,rgba(255,180,94,.05) 0,transparent 100%),var(--ink-0)}body:after{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.5;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.05'/%3E%3C/svg%3E")}::selection{background:#7aa8ff47;color:var(--paper)}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--ink-3);border:2px solid var(--ink-0);border-radius:8px}::-webkit-scrollbar-thumb:hover{background:var(--plasma-deep)}.mono-label{font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--paper-faint)}.hairline-t{border-top:1px solid var(--hairline)}.hairline-b{border-bottom:1px solid var(--hairline)}.era-chip{display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border:1px solid var(--hairline);border-radius:999px;font-family:var(--font-display);font-size:13px;letter-spacing:.14em;color:var(--paper-dim);background:#e9e6df05;transition:all .35s cubic-bezier(.2,.8,.2,1);cursor:default}.era-chip:before{content:"";width:5px;height:5px;border-radius:50%;background:currentColor;opacity:.7}.era-chip:hover{border-color:var(--hairline-bright);color:var(--paper);background:#e9e6df0a}.era-chip.is-plasma{color:var(--plasma)}.era-chip.is-amber{color:var(--amber)}@keyframes rise-in{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}@keyframes drift{0%{background-position:0 0}to{background-position:0 -160px}}.rise{animation:rise-in .9s cubic-bezier(.2,.8,.2,1) both}