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16px;background:var(--paper);color:var(--ink)}.card-back-title{font:italic 900 1.5rem/1 var(--font-display);font-variation-settings:"wdth" 78;color:var(--page)}.card-back p{font-size:16px;line-height:1.5;overflow:auto}.card-back-foot{font-size:13px;font-weight:700;color:#6b6253;border-top:2px dashed rgba(var(--ink-rgb),.25);padding-top:10px}.flip-btn{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 18px;border:3px solid var(--ink);border-radius:999px;background:var(--paper);color:var(--ink);font-weight:700;cursor:pointer;box-shadow:var(--pop)}.flip-btn:active:not(:disabled){transform:translate(3px,3px);box-shadow:1px 1px 0 var(--ink)}.flip-btn:disabled{cursor:default;box-shadow:none;background:var(--page-wash);color:#3d382f}.card-front .ghost{opacity:.6}.sheet-safety h2{color:#b23a20}.sheet ul{margin:10px 0 0;padding-left:1.2em;display:grid;gap:8px}.more{font-size:1.05rem;margin-top:6px}.done{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:24px 40px;margin-top:clamp(20px,3vw,40px);padding-top:clamp(24px,3vw,36px);padding-bottom:clamp(24px,3vw,36px);background:var(--cover);color:var(--ink);border:3px solid var(--ink);border-radius:22px;box-shadow:var(--pop-lg);width:calc(100% - (2*clamp(16px,4vw,40px)));max-width:calc(1320px - (2*clamp(16px,4vw,40px)))}.done h2{font-size:clamp(1.8rem,3vw,2.4rem)}.done-text p{max-width:52ch}.done-actions{display:grid;justify-items:end;gap:14px}.done-after{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}.cft{position:relative}.cft-canvas{position:absolute;left:-160px;top:-360px;width:calc(100% + 320px);height:calc(100% + 420px);pointer-events:none;z-index:5}.cft-btn{position:relative;display:inline-flex;align-items:center;gap:10px;min-height:58px;padding:0 30px;border:3px solid var(--ink);border-radius:999px;background:var(--ink);color:var(--paper);font:italic 900 1.45rem/1 var(--font-display);font-variation-settings:"wdth" 80;cursor:pointer;box-shadow:4px 4px 0 var(--paper),4px 4px 0 3px var(--ink);transition:scale .16s var(--ease-out)}.cft-btn[aria-pressed=true]{background:var(--paper);color:var(--ink)}.cft-btn:active{scale:.96}.cft-btn[data-hop]{animation:cft-hop .56s cubic-bezier(.3,.7,.4,1)}@keyframes cft-hop{0%{transform:none}22%{transform:translateY(-9px) rotate(calc(var(--cft-side, 1) * -7deg))}48%{transform:translateY(-3px) rotate(calc(var(--cft-side, 1) * 4deg))}66%{transform:translateY(0) rotate(calc(var(--cft-side, 1) * -1.5deg)) scale(1.04,.95)}82%{transform:rotate(calc(var(--cft-side, 1) * .6deg))}to{transform:none}}.btn-ink{display:inline-flex;align-items:center;gap:8px;min-height:46px;padding:0 20px;border:3px solid var(--ink);border-radius:999px;background:var(--paper);font-weight:700;text-decoration:none;box-shadow:var(--pop)}.btn-ink:hover{background:color-mix(in srgb,var(--cover) 25%,var(--paper))}.btn-quiet{min-height:46px;padding:0 14px;border:0;background:none;text-decoration:underline;text-underline-offset:3px;cursor:pointer;font-weight:700}.exp .foot{color:var(--paper)}.slot-foil{position:absolute;left:4%;top:12%;width:92%;height:82%;pointer-events:none;background:linear-gradient(115deg,transparent 32%,rgba(255,255,255,.8) 44%,rgba(255,230,160,.7) 49%,rgba(190,220,255,.7) 54%,rgba(255,255,255,.5) 58%,transparent 68%),linear-gradient(160deg,#ffd6ec1a,#c8f0ff1a);background-size:240% 240%,100% 100%;background-position:62% 50%,0 0;-webkit-mask:var(--mask) center / contain no-repeat;mask:var(--mask) center / contain no-repeat;opacity:.7;transform:rotate(-2.5deg);transition:background-position .9s var(--ease-out),transform .45s var(--ease-out)}.slot-item:nth-child(2) .slot-foil{transform:rotate(2deg)}.slot-link:hover .slot-foil{background-position:8% 50%,0 0;transform:rotate(0) translateY(-6px) scale(1.03)}.backing{width:clamp(200px,22vw,300px);aspect-ratio:5 / 4;display:grid;place-items:center;border-radius:18px;background:var(--paper);border:3px solid var(--ink);box-shadow:var(--pop-lg);transform:rotate(2deg);position:relative;padding:18px;background-image:repeating-linear-gradient(-45deg,transparent 0 14px,rgba(var(--ink-rgb),.04) 14px 15px)}.backing-art{width:100%;height:100%;object-fit:contain}.backing .ghost{opacity:.4}.backing:before{content:"";position:absolute;top:10px;right:10px;bottom:10px;left:10px;border:2px dashed rgba(var(--ink-rgb),.35);border-radius:12px;pointer-events:none}.backing:after{content:"";position:absolute;right:-3px;top:-3px;width:34px;height:34px;border-radius:0 16px 0 10px;background:linear-gradient(225deg,var(--page) 0 50%,#e9e4d8 50% 100%);box-shadow:-3px 3px rgba(var(--ink-rgb),.25)}.backing[data-stuck]:before,.backing[data-stuck]:after{display:none}.exp-head{grid-template-columns:auto minmax(0,1fr) auto}@media (max-width: 1080px){.spread{grid-template-columns:1fr;gap:26px;filter:none}.spread:after{display:none}.spread .page-chem,.spread .page-phys{border-radius:22px;border-left:3px solid var(--ink);box-shadow:var(--pop-lg)}.exp-grid{grid-template-columns:minmax(0,1fr)}.sheet-figure{position:static}}@media (max-width: 760px){.cover-body{grid-template-columns:1fr;align-items:start;gap:16px}.exp-grid-2{grid-template-columns:minmax(0,1fr)}.done{grid-template-columns:1fr}.done-actions{justify-items:start}.done-after{justify-content:flex-start}}@media (max-width: 900px){.backing{display:none}.exp-head{grid-template-columns:auto minmax(0,1fr)}}@media (max-width: 640px){body{font-size:16px}.exp-head{grid-template-columns:64px minmax(0,1fr);gap:14px;padding-top:8px;padding-bottom:20px}.exp-head .exp-num{width:64px}.exp-num b{font-size:2.8rem}.exp-num small{font-size:11px;margin-top:2px}.exp-title{font-size:2rem}.exp-hook{font-size:1rem;margin-top:8px}.meta-long{grid-column:1 / -1;font-size:14px;gap:4px 14px;margin-top:10px}.meta-adult{width:100%}.sheet-head p{display:none}.slots{grid-template-columns:1fr;gap:18px}.slot-link{grid-template-columns:minmax(0,42%) minmax(0,1fr);align-items:center;gap:16px}.slot-num{font-size:2.6rem}.page-title{font-size:2.2rem}.liq-code{font-size:14px}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}