:root{color-scheme:light;--ink:#253d37;--desk:#193c3a;--paper:#fff7df;--red:#bf4b35;--muted:#77775e;font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;color:var(--ink);background:var(--desk);font-synthesis:none}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;min-height:100%;overscroll-behavior:none}body{user-select:none;-webkit-user-select:none;-webkit-touch-callout:none;touch-action:manipulation}button,a{touch-action:manipulation}button{font:inherit;cursor:pointer;border:0}button:focus-visible,a:focus-visible,[tabindex]:focus-visible{outline:3px solid #e6a543;outline-offset:3px}button:active{transform:translateY(2px)}
#app{width:min(100%,430px);height:100vh;height:100dvh;min-height:560px;margin:auto;display:flex;flex-direction:column;background:#f0ecdd;position:relative;overflow:hidden}
.mast{position:relative;padding:18px 20px 0;touch-action:none;padding-top:max(18px,env(safe-area-inset-top));flex-shrink:0;border-bottom:1px solid #cfcbb8}.mast-row{display:flex;justify-content:space-between;align-items:center;gap:10px}h1{font-size:31px;letter-spacing:.07em;margin:0;line-height:1.2;white-space:nowrap;font-weight:900;position:relative}.title-fold{display:inline-block;width:8px;height:27px;margin-left:4px;background:linear-gradient(100deg,transparent 0 22%,var(--red) 24% 54%,#e4ae71 56%);transform:skewY(-20deg);vertical-align:-3px}.utilities{display:flex;gap:6px;align-items:center}.utilities button{background:transparent;color:var(--ink);border:1px solid #abae9a;border-radius:4px;padding:8px 5px;min-height:36px;font-size:11px;white-space:nowrap}#sound{min-width:44px;font-size:12px}.rule{font-size:13px;letter-spacing:.01em;margin:10px 0 10px;white-space:nowrap}.progress{display:flex;justify-content:center;gap:12px;height:12px}.edge{width:300px;margin:0 auto;background:url(./art/edge.svg) no-repeat;background-size:300px 32px}#app.signed .edge{background-image:url(./art/edge-signed.svg)}.edge-top{height:15px;margin-top:4px;background-position:center top}.edge-bottom{height:17px;background-position:center bottom}.dot{width:8px;height:8px;border-radius:50%;border:1px solid #8e9785;background:transparent}.dot.now{background:var(--red);border-color:var(--red);box-shadow:0 0 0 3px #bf4b3515}.dot.done{background:var(--ink);border-color:var(--ink)}
#main{min-height:0;flex:1;display:flex;flex-direction:column}.puzzle{display:flex;flex-direction:column;flex:1;min-height:0}.question{padding:14px 20px 3px;flex-shrink:0}.eyebrow{font-family:ui-monospace,monospace;font-size:10px;letter-spacing:.14em;color:var(--muted);margin:0 0 5px}.question h2{font-size:20px;letter-spacing:.035em;line-height:1.35;margin:0;font-weight:800}.board{flex:1;min-height:0;display:flex;align-items:center;justify-content:center;position:relative;background:radial-gradient(ellipse at center,#d3d5c442,transparent 68%)}#sheet{width:100%;height:100%;max-height:470px;overflow:visible;touch-action:none;cursor:grab;outline-offset:-8px}#sheet.dragging{cursor:grabbing}.sheet-art{pointer-events:none}.crease{stroke:var(--red);stroke-width:1;stroke-dasharray:4 5;opacity:.75}.grip{fill:var(--red)}
.controls{display:flex;gap:12px;align-items:center;justify-content:space-between;padding:0 20px 8px;min-height:42px;flex-shrink:0}.open-btn{color:var(--ink);background:transparent;border:1px solid #9da691;border-radius:5px;padding:9px 16px;font-size:13px;min-width:94px}.open-btn:disabled{opacity:.4;cursor:default}
#footer{flex-shrink:0;text-align:center;padding:0 10px max(8px,env(safe-area-inset-bottom));font-size:10px;border-top:1px solid #cfcbb8;touch-action:none}#footer .sn-guide-link{font-size:10px;background:none;color:#7b7e6e;text-decoration:underline;padding:5px 8px}.stamp{position:absolute;right:26px;top:15%;border:3px double var(--red);border-radius:9px;color:var(--red);font-weight:900;font-size:22px;padding:8px 15px;transform:rotate(-13deg);background:#fff9e5e8;box-shadow:0 0 0 3px #fff7dfaa;animation:stamp .3s ease-out;pointer-events:none}.stamp.final{font-size:29px}.next-btn{position:absolute;bottom:12px;left:50%;transform:translateX(-50%);white-space:nowrap;background:var(--red);color:#fff7df;border-radius:5px;padding:13px 24px;font-weight:700;font-size:14px;box-shadow:0 3px 0 #7f3926}.next-btn:active{transform:translate(-50%,2px)}
.toast{position:fixed;z-index:100;top:82px;left:50%;transform:translate(-50%,-8px);background:var(--ink);color:#fff7df;padding:9px 20px;font-size:13px;border-radius:4px;opacity:0;pointer-events:none;transition:opacity .15s,transform .15s;max-width:90vw;white-space:nowrap}.toast.show{opacity:1;transform:translate(-50%,0)}
.result{overflow-y:auto;min-height:0;padding:24px 24px 15px;text-align:center;flex:1;scrollbar-width:thin}.result .eyebrow{letter-spacing:.22em}.result-mark{height:69px;width:69px;margin:4px auto 18px;color:var(--red);border:3px double;border-radius:50%;display:grid;place-items:center;font-weight:900;font-size:23px;transform:rotate(-12deg)}.result h2{font-size:27px;letter-spacing:.1em;margin:0 0 18px}.result-time{font-variant-numeric:tabular-nums;font-size:34px;font-weight:800;letter-spacing:.01em;margin:5px 0 2px}.time-label{font-size:10px;letter-spacing:.17em;color:var(--muted)}.result-secret{font-size:13px;margin:16px 0 20px}.stats-note{font-size:10px;color:var(--muted);margin:14px 0 22px}.post-btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;border-radius:5px;background:var(--ink);color:#fff7df;min-height:47px;font-size:15px;font-weight:700}.post-btn svg{width:17px;height:17px;fill:currentColor}.replay{margin:14px auto 4px;background:transparent;text-decoration:underline;color:var(--ink);padding:8px 16px;font-size:12px}.sn-after{text-align:left;margin-top:20px;border-top:1px solid #b4bca6;padding-top:15px}.result .sn-follow{font-size:11px}
/* The edge bands are easier to grab than they look. */.mast::after,#footer::before{content:'';position:absolute;left:0;right:0;height:14px;z-index:1}.mast::after{bottom:-15px}#footer{position:relative}#footer::before{top:-15px}
#screenfold{position:fixed;z-index:50;display:none;overflow:hidden;background:var(--desk);touch-action:none}#screenfold.on{display:block}.sf-part{position:absolute;inset:0;pointer-events:none}.sf-part>#app{width:100%;height:100%;min-height:0}.sf-b{filter:drop-shadow(0 6px 8px #0d29274d)}#screenfold.joined .sf-b{transition:transform .18s ease-out}#screenfold.leaving{opacity:0;transition:opacity .45s ease-in}.sf-crease{position:absolute;background:#9f947938;pointer-events:none}
.sender{font-size:16px;font-weight:700;letter-spacing:.06em;color:var(--ink);margin:-6px 0 18px;min-height:24px}.paw{display:inline-block;width:24px;height:24px;color:var(--ink);opacity:.75}.paw svg{width:100%;height:100%;fill:currentColor}
.mast.rustle,#footer.rustle{animation:rustle .32s ease-out}@keyframes rustle{25%{transform:translateY(1.5px)}55%{transform:translateY(-1px)}}
@keyframes stamp{0%{opacity:0;transform:rotate(-13deg) scale(1.7)}100%{opacity:1;transform:rotate(-13deg) scale(1)}}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.diary{list-style:none;margin:0;padding:0}.diary li{line-height:1.5;letter-spacing:.04em;white-space:nowrap}.diary li.past{font-size:13px;color:var(--muted);font-weight:600}.diary li.now{font-size:min(20px,4.6vw);font-weight:800;margin-top:2px}.blanks{display:inline-flex;gap:2px;margin:0 .2em;vertical-align:-.12em}.blank{display:inline-flex;align-items:center;justify-content:center;width:1.12em;height:1.12em;border:1.5px dashed #9f947999;border-radius:3px;background:#fff7df99;line-height:1}.past .blank{border-width:1px}.filled .blank{border:0;border-bottom:1.5px solid var(--red);border-radius:0;background:none;color:var(--red)}.now .filled .blank{animation:ink .45s ease-out both}.now .filled .blank:nth-child(2){animation-delay:.08s}.now .filled .blank:nth-child(3){animation-delay:.16s}.now .filled .blank:nth-child(4){animation-delay:.24s}.now .filled .blank:nth-child(5){animation-delay:.32s}@keyframes ink{0%{opacity:0;transform:translateY(-4px)}100%{opacity:1;transform:none}}.result .diary{display:inline-block;text-align:left;margin:0 0 16px}.result .diary li.past{font-size:15px;color:var(--ink)}@media(max-height:700px){.mast{padding-top:max(10px,env(safe-area-inset-top));padding-bottom:6px}.rule{margin:7px 0 8px}.question{padding-top:10px}.question h2{font-size:18px}.diary li.now{font-size:min(18px,4.6vw)}.diary li.past{font-size:12px;line-height:1.4}#footer{padding-bottom:max(3px,env(safe-area-inset-bottom))}.edge-top{margin-top:2px}.controls{padding-bottom:4px}.result{padding-top:15px}.result-mark{margin-bottom:12px}.result h2{margin-bottom:12px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}