:root{--ink:#eceee9;--muted:#9ea39b;--paper:#101110;--red:#b62b2d;--line:rgba(255,255,255,.16);--ease:cubic-bezier(.22,1,.36,1)}
*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;overflow:hidden;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif}button{font:inherit;color:inherit}button:focus-visible,[tabindex]:focus-visible{outline:2px solid #ef6b66;outline-offset:3px}button{cursor:pointer}img{display:block;max-width:100%}
.topbar{position:fixed;inset:0 0 auto;z-index:30;height:72px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:0 34px;border-bottom:1px solid var(--line);background:rgba(12,13,12,.66);backdrop-filter:blur(18px)}.brand,.contents-button{border:0;background:none}.brand{justify-self:start;font-weight:800;letter-spacing:.28em}.contents-button{justify-self:end;color:#c9ccc6}.contents-button span{margin-left:10px;color:var(--red)}.chapter-mark{text-align:center}.chapter-mark span{color:var(--red);margin-right:14px;font-variant-numeric:tabular-nums}.chapter-mark strong{font-size:14px;letter-spacing:.08em}
#book{position:absolute;inset:72px 0 58px;overflow:hidden;touch-action:pan-y}.page{position:absolute;inset:0;display:grid;overflow:hidden;background:#111310;transform:translateX(0);will-change:transform,opacity}.page.enter-right{animation:enterRight .82s var(--ease) both}.page.enter-left{animation:enterLeft .82s var(--ease) both}.page.exit-left{animation:exitLeft .7s var(--ease) both}.page.exit-right{animation:exitRight .7s var(--ease) both}@keyframes enterRight{from{transform:translateX(100%) rotateY(-5deg);opacity:.35}}@keyframes enterLeft{from{transform:translateX(-100%) rotateY(5deg);opacity:.35}}@keyframes exitLeft{to{transform:translateX(-30%) scale(.96);opacity:0}}@keyframes exitRight{to{transform:translateX(30%) scale(.96);opacity:0}}
.book-controls{position:fixed;z-index:35;inset:auto 0 0;height:58px;display:grid;grid-template-columns:54px 1fr auto 54px;gap:18px;align-items:center;padding:0 24px;background:#0c0d0c;border-top:1px solid var(--line)}.book-controls button{width:42px;height:36px;border:1px solid var(--line);background:#151715}.book-controls button:active{transform:scale(.94)}.book-controls button:disabled{opacity:.25;cursor:default}.page-progress{height:2px;background:#30332e}.page-progress i{display:block;width:14.28%;height:100%;background:var(--red);transition:width .6s var(--ease)}#page-count{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.copy{position:relative;z-index:4;max-width:560px}.eyebrow{margin:0 0 18px;color:#d44b4d;font-size:12px;letter-spacing:.2em}.copy h1{margin:0;font-size:clamp(42px,6vw,90px);font-weight:760;letter-spacing:-.06em;line-height:.94}.copy .lead{margin:25px 0 0;font-size:clamp(18px,2vw,27px);font-weight:600;line-height:1.35}.copy .body{max-width:43ch;margin:16px 0 0;color:#bbbfb7;line-height:1.75}.primary,.mode-switch button,.inspect-tabs button{border:1px solid rgba(255,255,255,.32);background:rgba(15,16,15,.62);backdrop-filter:blur(12px);padding:12px 20px}.primary{margin-top:28px}.primary:hover{background:var(--red);border-color:var(--red)}.hint{position:absolute;z-index:7;right:28px;bottom:24px;margin:0;color:#ddd;font-size:12px;background:rgba(0,0,0,.55);padding:9px 13px;backdrop-filter:blur(10px)}
.cover{place-items:center;padding:6vw}.cover-bg{position:absolute;inset:-3%;background:url('assets/archive-panorama.png') center/cover;filter:saturate(.68) brightness(.45);transform:scale(1.04);transition:transform .25s ease-out}.cover:after{content:"";position:absolute;inset:0;background:radial-gradient(circle at var(--mx,52%) var(--my,48%),transparent 0 12%,rgba(5,6,5,.82) 38%)}.cover .copy{text-align:left;justify-self:start;align-self:end;margin-bottom:4vh}.cover h1{font-size:clamp(58px,9vw,138px)}.cover .red{color:#cf3536}.cover .thread{position:absolute;left:0;right:0;top:46%;height:1px;background:linear-gradient(90deg,transparent,var(--red),transparent);transform:scaleX(0);animation:thread 1.8s 1s var(--ease) forwards}@keyframes thread{to{transform:scaleX(1)}}
.timeline-page{grid-template-rows:auto 1fr;padding:7vh 6vw 5vh;background:#e8e8e2;color:#111}.timeline-page .copy{opacity:0;transform:translateY(20px);animation:reveal .8s .2s var(--ease) forwards}.timeline-page .body{color:#484b46}.timeline{align-self:end;position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:10px;padding:55px 0 20px}.timeline:before{content:"";position:absolute;left:0;right:0;top:35px;height:2px;background:#1f211f;transform-origin:left;transform:scaleX(0);animation:grow 1.15s .85s var(--ease) forwards}.time-node{position:relative;border:0;border-top:1px solid #b9bbb5;background:none;text-align:left;padding:16px 8px 0;opacity:0;transform:translateY(18px);animation:reveal .65s calc(1.15s + var(--i)*.13s) var(--ease) forwards}.time-node:before{content:"";position:absolute;top:-39px;left:8px;width:11px;height:11px;border:2px solid #e8e8e2;background:#1c1e1b;border-radius:50%;transition:.3s}.time-node img{width:100%;aspect-ratio:16/8;object-fit:cover;filter:grayscale(1);transition:.5s var(--ease)}.time-node strong{display:block;font-size:24px;margin:10px 0 3px}.time-node span{font-size:12px;color:#555}.time-node:hover{transform:translateY(-10px)!important}.time-node:hover:before{background:var(--red);transform:scale(1.5)}.time-node:hover img{filter:grayscale(0);transform:scale(1.03)}@keyframes reveal{to{opacity:1;transform:none}}@keyframes grow{to{transform:scaleX(1)}}
.split{grid-template-columns:minmax(320px,38%) 1fr}.side-copy{padding:8vh 4vw;display:flex;flex-direction:column;justify-content:center;background:#151714}.side-copy h1{font-size:clamp(45px,5.4vw,82px)}.visual{position:relative;min-width:0;overflow:hidden}
.red-reveal .visual{background:#050605;touch-action:none;cursor:ew-resize}.red-canvas{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;pointer-events:none}.red-canvas.color{clip-path:inset(0 calc(100% - var(--scan,0%)) 0 0)}.scanner{position:absolute;z-index:3;top:0;bottom:0;left:var(--scan,0%);width:2px;background:#ff6e68;box-shadow:0 0 28px 6px rgba(211,42,43,.45);pointer-events:none}.scanner b{position:absolute;left:50%;top:50%;width:48px;height:48px;border:1px solid rgba(255,255,255,.9);border-radius:50%;background:rgba(14,15,14,.72);transform:translate(-50%,-50%);box-shadow:0 10px 30px rgba(0,0,0,.3)}.scanner b:after{content:"←  →";position:absolute;inset:0;display:grid;place-items:center;color:white;font-size:11px}.drag-prompt{position:absolute;z-index:4;left:50%;top:50%;margin:0;padding:11px 15px;background:rgba(8,9,8,.72);border:1px solid rgba(255,255,255,.35);transform:translate(-50%,62px);font-size:12px;letter-spacing:.08em;pointer-events:none;transition:opacity .25s}.red-reveal[style*="--scan"] .drag-prompt,.red-reveal.done .drag-prompt{opacity:0}.red-reveal .visual.dragging .scanner b{transform:translate(-50%,-50%) scale(.9);background:var(--red)}.scan-control{margin-top:30px;accent-color:var(--red);width:min(100%,380px)}.scan-label{font-size:12px;color:#aaa;margin-top:8px}.red-reveal.done .scan-label{color:#ed7773}
.handkerchief-page{grid-template-columns:40% 1fr}.handkerchief-page .side-copy{background:#e6e3dc;color:#171817}.handkerchief-page .body{color:#50524d}.hand-stage{position:relative;background:url('assets/user/handkerchief.png') center/cover}.target{position:absolute;z-index:2;left:50%;top:50%;width:138px;height:138px;transform:translate(-50%,-50%);border:1px dashed rgba(111,20,20,.55);border-radius:50%;display:grid;place-items:center;color:#6a2929;font-size:11px;letter-spacing:.12em}.star{position:absolute;z-index:5;left:12%;top:17%;width:122px;filter:drop-shadow(0 15px 12px rgba(0,0,0,.34));touch-action:none;user-select:none;-webkit-user-drag:none;will-change:left,top,transform}.star.dragging{transform:scale(1.08) rotate(8deg)}.star.locked{transition:left .42s var(--ease),top .42s var(--ease),transform .42s var(--ease);filter:drop-shadow(0 0 24px rgba(171,25,28,.58))}.reveal-photo{position:absolute;z-index:6;left:66%;top:50%;width:122px;opacity:0;transform:translate(-50%,-50%) scale(.7);transition:opacity .55s .35s var(--ease),transform .55s .35s var(--ease);pointer-events:none;filter:drop-shadow(0 14px 18px rgba(0,0,0,.34))}.reveal-photo img{width:122px;height:auto;object-fit:contain}.hand-stage.revealed .reveal-photo{opacity:1;transform:translate(-50%,-50%) scale(1)}
.inspect-page{grid-template-columns:44% 56%;background:#d9dad5;color:#171817}.portrait{position:relative;overflow:hidden;background:#222}.portrait>img{width:100%;height:100%;object-fit:cover;filter:contrast(1.06)}.lens{position:absolute;width:190px;height:190px;border:2px solid #eee;border-radius:50%;background-image:url('assets/web/type55.jpg');background-size:auto 185%;box-shadow:0 18px 45px rgba(0,0,0,.4);pointer-events:none;opacity:0;transform:translate(-50%,-50%) scale(.7);transition:opacity .18s,transform .18s}.portrait:hover .lens{opacity:1;transform:translate(-50%,-50%) scale(1)}.inspect-copy{padding:7vh 5vw;display:flex;flex-direction:column;justify-content:center}.inspect-copy .body{color:#50534d}.inspect-tabs{display:flex;gap:8px;margin-top:30px}.inspect-tabs button{background:transparent;border-color:#979a94;color:#222}.inspect-tabs button.active{background:#171817;color:#fff}.fact{margin-top:24px;min-height:82px;border-left:3px solid var(--red);padding-left:18px}.fact strong{display:block;margin-bottom:8px}.fact span{color:#565954;line-height:1.6}
.compare-page{background:#101210}.compare-image{position:absolute;inset:0;background:url('assets/web/type65.jpg') center/cover}.compare-image:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,8,7,.94) 0 38%,rgba(7,8,7,.15) 70%)}.compare-page .copy{align-self:center;margin-left:6vw}.curtain{position:absolute;z-index:3;inset:0 0 0 var(--reveal,72%);background:rgba(175,38,41,.84);mix-blend-mode:multiply;backdrop-filter:grayscale(1);border-left:2px solid #f07772;transition:inset .12s linear}.curtain-handle{position:absolute;z-index:4;left:var(--reveal,72%);top:50%;width:64px;height:64px;border-radius:50%;border:1px solid white;background:#131513;transform:translate(-50%,-50%);display:grid;place-items:center;touch-action:none}.curtain-handle:before{content:"←  →";font-size:12px}.compare-note{position:absolute;right:4vw;bottom:6vh;z-index:4;max-width:310px;background:rgba(11,12,11,.72);padding:20px;backdrop-filter:blur(15px)}.compare-note strong{display:block;font-size:20px}.compare-note p{color:#c4c6c0;line-height:1.55}
.modern-page{background:#0e100f}.mode-photo{position:absolute;inset:0;opacity:0;transform:scale(1.05);transition:opacity .75s var(--ease),transform 1.1s var(--ease)}.mode-photo.active{opacity:1;transform:scale(1)}.mode-photo img{width:100%;height:100%;object-fit:cover}.mode-photo:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,8,7,.92) 0 34%,rgba(7,8,7,.08) 72%)}.modern-page .copy{align-self:center;margin-left:6vw}.mode-switch{position:absolute;z-index:6;right:4vw;top:7vh;display:flex;background:rgba(10,11,10,.7);padding:5px;backdrop-filter:blur(12px)}.mode-switch button{border:0;background:transparent}.mode-switch button.active{background:#f0f1ed;color:#151615}.mode-caption{position:absolute;z-index:6;right:4vw;bottom:6vh;max-width:380px;text-align:right}.mode-caption strong{font-size:28px}.mode-caption p{line-height:1.6;color:#e0e2dc}
#toc{width:min(720px,90vw);border:1px solid #494c47;background:#151715;color:#eee;padding:0;box-shadow:0 30px 100px #000}#toc::backdrop{background:rgba(0,0,0,.7);backdrop-filter:blur(6px)}#toc header{height:68px;padding:0 22px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}#toc header button{border:0;background:none;font-size:25px}#toc-nav{display:grid;grid-template-columns:1fr 1fr;padding:16px}#toc-nav button{text-align:left;border:0;border-bottom:1px solid var(--line);background:none;padding:16px;transition:.2s}#toc-nav button:hover{background:#242724}#toc-nav span{display:inline-block;width:60px;color:#d14a4b}#toast{position:fixed;z-index:60;left:50%;bottom:78px;transform:translate(-50%,20px);opacity:0;background:#e9eae6;color:#171817;padding:11px 18px;transition:.35s;pointer-events:none}#toast.show{opacity:1;transform:translate(-50%,0)}
#cursor{position:fixed;z-index:100;width:28px;height:28px;border:1px solid rgba(255,255,255,.65);border-radius:50%;pointer-events:none;mix-blend-mode:difference;opacity:0}body.has-cursor{cursor:none}body.has-cursor button,body.has-cursor input,body.has-cursor .star{cursor:none}body.has-cursor #cursor{opacity:1}#cursor i{position:absolute;inset:10px;background:white;border-radius:50%}#cursor.hot{transform:scale(1.7)}
@media(max-width:800px){.topbar{grid-template-columns:auto 1fr auto;padding:0 16px}.chapter-mark strong{display:none}.page.split,.handkerchief-page,.inspect-page{grid-template-columns:1fr;grid-template-rows:42% 58%}.side-copy,.inspect-copy{padding:28px}.copy h1,.side-copy h1{font-size:42px}.copy .body{font-size:13px}.timeline-page{padding:30px 20px}.timeline{overflow-x:auto;grid-template-columns:repeat(5,190px)}.timeline-page .copy h1{font-size:46px}.handkerchief-page .side-copy{display:none}.handkerchief-page{grid-template-rows:1fr}.reveal-photo{grid-template-columns:1fr}.reveal-photo div{display:none}.inspect-page{grid-template-rows:55% 45%}.inspect-copy .body{display:none}.compare-page .copy,.modern-page .copy{margin-left:25px;max-width:75%}.mode-switch{right:18px}.mode-caption{right:18px;max-width:70%}.book-controls{gap:8px;padding:0 12px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.001ms!important;animation-delay:0s!important;transition-duration:.001ms!important}.page{transform:none!important}.mode-photo{transform:none!important}}

/* Current review adjustments */
.cover-bg{filter:saturate(.8) brightness(.72)}
.cover:after{background:radial-gradient(circle at var(--mx,52%) var(--my,48%),transparent 0 18%,rgba(5,6,5,.55) 52%)}
.red-canvas.gray{filter:grayscale(1)}
.reveal-photo{inset:0 0 0 50%;width:auto;opacity:0;transform:translateX(100%);transition:opacity .65s .25s var(--ease),transform .8s .25s var(--ease);overflow:hidden;filter:none}
.reveal-photo img{width:100%;height:100%;object-fit:cover}
.hand-stage.revealed .reveal-photo{opacity:1;transform:none}