:root{--paper:#F4EEE2;--ink:#1B1714;--muted:#5A4F45;--rust:#C2502E;--teal:#1F6F6A;--tag:#C2502E;--card:#FFFDF8;--line:#DDD2C0;--serif:"Fraunces",Georgia,serif;--hand:"Caveat","Segoe Print",cursive;--mono:"IBM Plex Mono",ui-monospace,monospace}
@media (prefers-color-scheme:dark){:root{--paper:#16130F;--ink:#F1E9DC;--muted:#B9AD9C;--rust:#E87A55;--teal:#5FBFB6;--card:#221D18;--line:#3A322A}}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:400 1.08rem/1.65 var(--serif);-webkit-font-smoothing:antialiased}
a{color:var(--rust);text-underline-offset:3px}
:focus-visible{outline:3px solid var(--teal);outline-offset:3px;border-radius:4px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:var(--paper);padding:8px 12px;z-index:9}
.skip:focus{left:8px}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.top{position:sticky;top:0;z-index:5;display:flex;flex-wrap:wrap;gap:8px 16px;justify-content:space-between;align-items:center;padding:10px 16px;background:color-mix(in srgb,var(--paper) 92%,transparent);border-bottom:1px solid var(--line);font-family:var(--mono);font-size:.82rem}
.home{color:var(--ink);text-decoration:none;font-weight:500}
.controls{display:flex;flex-wrap:wrap;gap:8px 14px;align-items:center}
.lens{border:0;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:4px;align-items:center}
.lens legend{float:left;margin-right:6px;color:var(--muted)}
.lens label{cursor:pointer;padding:4px 10px;border:1px solid var(--line);border-radius:99px}
.lens input{position:absolute;opacity:0}
.lens label:has(input:checked){background:var(--ink);color:var(--paper);border-color:var(--ink)}
.lens label:has(input:focus-visible){outline:3px solid var(--teal);outline-offset:2px}
#sound{font:inherit;background:none;border:1px solid var(--line);color:var(--ink);border-radius:99px;padding:4px 10px;cursor:pointer;min-height:32px}
main{max-width:760px;margin:0 auto;padding:0 16px}
.hero{padding:12vh 0 6vh}
.kicker,.num{font-family:var(--mono);font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0 0 .6rem}
h1{font-size:clamp(3.2rem,13vw,7.5rem);line-height:.92;margin:0 0 1.2rem;font-weight:700;letter-spacing:-.03em}
h1 em{color:var(--rust);font-weight:400}
.lede{font-size:clamp(1.15rem,2.6vw,1.4rem);max-width:36ch}
.legend-key{font-size:.9rem;color:var(--muted)}
.pill{display:inline-block;font:500 .7rem/1 var(--mono);text-transform:uppercase;letter-spacing:.06em;padding:4px 7px;border-radius:4px;margin-right:6px;vertical-align:2px}
.pill.fact{background:var(--ink);color:var(--paper)}
.pill.read{border:1px dashed var(--rust);color:var(--rust)}
/* name tags */
.peel{padding:2rem 0 4rem}
.stack{position:relative;height:250px;max-width:400px;margin:0 auto;touch-action:pan-y}
.tag{position:absolute;inset:0;background:var(--card);border-radius:14px;overflow:hidden;box-shadow:0 1px 0 var(--line),0 10px 26px rgba(40,25,10,.14);display:flex;flex-direction:column;cursor:grab;transform-origin:0% 0%;transition:transform .55s cubic-bezier(.3,.7,.2,1),opacity .45s;user-select:none}
.tag .hello{background:var(--tag);color:#fff;text-align:center;font:700 2.1rem/1 var(--serif);letter-spacing:.12em;padding:16px 0 4px}
.tag .sub{background:var(--tag);color:#fff;text-align:center;font:400 .95rem var(--mono);padding-bottom:12px}
.tag .name{flex:1;display:grid;place-items:center;text-align:center;font:600 clamp(2rem,8vw,2.8rem)/1.05 var(--hand);color:#1d2a8a;padding:12px 16px}
@media (prefers-color-scheme:dark){.tag .name{color:#9fb0ff}}
.tag .corner{position:absolute;right:0;bottom:0;width:42px;height:42px;background:linear-gradient(135deg,transparent 50%,var(--line) 50%);border-top-left-radius:6px}
.tag.peeled{transform:translate(110%,-30%) rotate(28deg);opacity:0;pointer-events:none}
.tag.big{position:relative;inset:auto;max-width:380px;height:230px;margin:1.6rem auto 0;cursor:default}
.peel-actions{text-align:center;margin-top:1.4rem}
.btn{font:500 .9rem var(--mono);background:var(--ink);color:var(--paper);border:1px solid var(--ink);padding:10px 16px;border-radius:8px;cursor:pointer;min-height:44px;margin:4px}
.btn.ghost{background:none;color:var(--ink)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.hint{font-size:.85rem;color:var(--muted)}
kbd{font-family:var(--mono);border:1px solid var(--line);border-radius:4px;padding:0 5px}
/* chapters */
.chapters{list-style:none;padding:0;margin:0}
.chapter,.blank{padding:3.5rem 0;border-top:1px solid var(--line);scroll-margin-top:16px}
.chapter h2,.blank h2,.threads h2{font-size:clamp(1.7rem,5vw,2.5rem);line-height:1.1;margin:.2rem 0 1rem;letter-spacing:-.01em}
.chapter.current h2{color:var(--rust)}
.lensnote{font:600 1.45rem/1.3 var(--hand);color:var(--teal);margin-top:1.4rem;padding-left:14px;border-left:3px solid var(--teal)}
.lensnote::before{content:attr(data-label);display:block;font:500 .7rem var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.mytag label{display:block;font-family:var(--mono);font-size:.85rem;margin-bottom:6px}
.mytag .row{display:flex;gap:8px;flex-wrap:wrap}
.mytag input{flex:1;min-width:180px;font:1.1rem var(--serif);padding:10px 12px;border:1px solid var(--muted);border-radius:8px;background:var(--card);color:var(--ink);min-height:44px}
.threads{padding:3.5rem 0;border-top:1px solid var(--line)}
.small{color:var(--muted);font-size:.92rem}
.links{list-style:none;padding:0}
.links li{border-bottom:1px solid var(--line)}
.links a{display:block;padding:14px 4px;color:var(--ink);text-decoration:none}
.links a:hover b,.links a:focus-visible b{color:var(--rust)}
.write{font-family:var(--mono);font-size:.9rem}
.foot{max-width:760px;margin:0 auto;padding:2rem 16px 4rem;font-size:.85rem;color:var(--muted);border-top:1px solid var(--line)}
.secret{cursor:pointer;display:inline-block}
.secret.spin{animation:spin .8s ease}
@keyframes spin{to{transform:rotate(360deg) scale(1.3)}}
.toast{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);background:var(--ink);color:var(--paper);font:.85rem var(--mono);padding:10px 14px;border-radius:8px;max-width:calc(100% - 32px);z-index:9}
@media (min-width:768px){.stack{height:270px}.hero{padding-top:16vh}}
@media (min-width:1440px){body{font-size:1.15rem}main{max-width:820px}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
@media (max-width:767px){.top{position:static;background:var(--paper)}.lens legend{float:none;width:100%;margin-bottom:2px}}
@media (min-width:768px){.chapter,.blank{scroll-margin-top:70px}}