:root{
  --pg:#f3f5f7;--sheet:#fff;--ink:#191c20;--muted:#43474e;--faint:rgba(67,71,78,.6);
  --rule:#c3c6cf;--pri:#005fb0;--on-pri:#fff;--sch:#e0e2e8;--grp:#fff;
  --fill-line:#e0a800;--fill-bg:rgba(255,204,0,.22);--fill-ink:#9a6700;
  --ok:#2e9b5b;--ok-bg:rgba(46,155,91,.10);--err:#b3261e;
  --scrim:rgba(20,24,30,.38);--shadow:0 1px 2px rgba(28,36,45,.05),0 8px 28px rgba(28,36,45,.08);
  --pill:#2c3140;--pill-pri:#0a84ff;
  --f:-apple-system,"SF Pro Text","SF Pro Display","Helvetica Neue","PingFang TC","PingFang SC",system-ui,sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,monospace;
  color-scheme:light;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--pg);color:var(--ink);font:16px/1.4 var(--f);min-height:100vh;min-height:100dvh}
[hidden]{display:none!important}
button,input{font:inherit;color:inherit}
button{appearance:none;border:0;background:none;cursor:pointer;touch-action:manipulation}
:focus-visible{outline:3px solid var(--pri);outline-offset:2px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
main{width:100%;max-width:560px;margin:0 auto;padding:max(16px,env(safe-area-inset-top)) 16px 24px}

/* checks */
.card{background:var(--sheet);border-radius:14px;padding:22px 18px;display:flex;flex-direction:column;gap:14px;box-shadow:var(--shadow);margin-top:20px}
h1{font-size:22px;line-height:1.25;margin:0;font-weight:700}
.lbl{font-size:13px;color:var(--muted);margin-bottom:6px}
.pcode{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:7px}
.pcode input,.factdate input,.fld{min-height:52px;width:100%;border-radius:10px;border:1.5px solid var(--fill-line);background:var(--fill-bg);text-align:center;font:600 22px var(--f);font-variant-numeric:tabular-nums;padding:0;min-width:0}
.factdate{display:grid;grid-template-columns:1fr 1fr 1.5fr;gap:8px}
.factdate label{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--muted)}
.err{color:var(--err);font-size:14px;min-height:0}
.btn{min-height:50px;border-radius:14px;background:var(--pri);color:var(--on-pri);font-weight:600;font-size:17px;padding:0 18px;width:100%}
.btn[disabled]{opacity:.5}
.btn.quiet{background:var(--sch);color:var(--ink)}

/* paper */
.paper{padding-bottom:140px}
.dl{font-size:13px;color:var(--muted);text-align:center;padding:6px 16px 8px;min-height:21px}
.dl:empty{display:none}
.pbody .dl{text-align:left;padding:0 2px;min-height:0}
.pages{display:flex;flex-direction:column;gap:10px;margin:0}
.pages .pg{background:#fff;border-radius:4px;box-shadow:var(--shadow);overflow:hidden;position:relative;min-height:80px}
.pages img{display:block;width:100%;height:auto}
.pages .bad{padding:24px 12px;text-align:center;color:#444;font-size:14px}
.sheet{background:var(--sheet);border-radius:4px;box-shadow:var(--shadow);margin-top:12px;padding:20px 16px 24px;display:flex;flex-direction:column;gap:12px}
.fbox{margin:0 -8px;padding:9px 8px 11px;border:1.5px solid var(--fill-line);background:var(--fill-bg);border-radius:10px;display:flex;flex-direction:column;gap:8px;position:relative}
.fbox.done{border-color:var(--ok);background:var(--ok-bg)}
.fbox.flash{animation:flash .9s 1}
@keyframes flash{50%{box-shadow:0 0 0 4px var(--fill-line)}}
.fbox .q{font-size:16px;font-weight:600}
.tag{font-size:12px;font-weight:600;color:var(--fill-ink);display:flex;align-items:center;gap:6px}
.fbox.done .tag{color:var(--ok)}
.tag svg{width:14px;height:14px}
.opts{display:flex;flex-wrap:wrap;gap:8px}
.opt{min-height:44px;min-width:44px;padding:0 16px;border-radius:12px;background:var(--grp);border:1.5px solid var(--rule);font-size:16px;display:inline-flex;align-items:center;gap:8px;text-align:left}
.opt[aria-pressed="true"],.opt[aria-checked="true"]{border-color:var(--pri);background:var(--pri);color:var(--on-pri);font-weight:600}
.fld{text-align:left;padding:0 12px;font:400 17px var(--f);min-height:46px;background:var(--grp);border:1px solid var(--rule)}
.chk{display:flex;gap:12px;align-items:flex-start;text-align:left;min-height:44px;width:100%;padding:4px 0;font-size:16px}
.box{flex:none;width:28px;height:28px;border-radius:8px;border:1.5px solid var(--rule);background:var(--grp);display:grid;place-items:center;color:var(--on-pri)}
.box svg{width:18px;height:18px;opacity:0}
.chk[aria-checked="true"] .box{background:var(--pri);border-color:var(--pri)}
.chk[aria-checked="true"] .box svg{opacity:1}
.signline{min-height:80px;border-bottom:1px solid var(--muted);display:flex;align-items:flex-end;justify-content:space-between;gap:10px;padding-bottom:6px;width:100%;text-align:left}
.signline .hint{color:var(--fill-ink);font-weight:600}
.signline img{height:64px;max-width:70%;object-fit:contain;background:#fff;border-radius:6px}
.signcap{font-size:13px;color:var(--muted)}
.fbox.done .signline .hint{color:var(--ok)}

/* bottom pill */
.fpill{position:fixed;left:50%;transform:translateX(-50%);bottom:max(16px,env(safe-area-inset-bottom));width:calc(100% - 24px);max-width:420px;background:var(--pill);color:#fff;border:.5px solid rgba(255,255,255,.14);border-radius:28px;padding:7px 7px 7px 18px;display:flex;align-items:center;justify-content:space-between;gap:10px;z-index:5;box-shadow:0 6px 24px rgba(0,0,0,.28)}
.fpill .tx{display:flex;flex-direction:column;line-height:1.2;min-width:0}
.fpill .tx b{font-size:15px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.fpill .tx span{font-size:12px;opacity:.72}
.fpill .pb{min-height:44px;border-radius:22px;background:var(--pill-pri);color:#fff;padding:0 22px;font-size:15px;font-weight:600}
.fpill .pb[aria-disabled="true"]{opacity:.42}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(max(16px,env(safe-area-inset-bottom)) + 70px);width:calc(100% - 24px);max-width:420px;background:var(--sheet);border:1px solid var(--rule);border-radius:14px;padding:10px 14px;font-size:14px;box-shadow:var(--shadow);z-index:6}

/* popup */
.scrim{position:fixed;inset:0;background:var(--scrim);z-index:10}
.psheet{position:fixed;left:0;right:0;bottom:0;z-index:11;background:var(--pg);border-radius:30px 30px 0 0;box-shadow:0 -10px 40px rgba(0,0,0,.2);padding-bottom:max(20px,env(safe-area-inset-bottom));max-height:96dvh;max-height:96vh;overflow-y:auto;max-width:560px;margin:0 auto;animation:up .22s ease-out}
@keyframes up{from{transform:translateY(40px);opacity:.4}}
.mh{position:sticky;top:0;z-index:2;background:var(--pg);border-radius:30px 30px 0 0;display:grid;grid-template-columns:52px 1fr 52px;align-items:center;padding:12px 12px 6px}
.mh .t{text-align:center;font-weight:700;font-size:17px}
.circ{width:44px;height:44px;border-radius:50%;background:var(--sch);display:grid;place-items:center}
.circ svg{width:22px;height:22px}
.circ.ok{background:var(--pri);color:var(--on-pri)}
.circ[aria-disabled="true"]{opacity:.38}
.pbody{display:flex;flex-direction:column;gap:12px;padding:6px 16px 4px}
.asrow{min-height:48px;border-radius:12px;background:var(--grp);display:flex;align-items:center;flex-wrap:wrap;padding:6px 14px;gap:4px 8px;font-size:15px}
.seg{display:flex;background:var(--sch);border-radius:10px;padding:2px;gap:2px}
.seg button{flex:1;min-height:44px;border-radius:8px;font-size:15px;font-weight:600;color:var(--muted)}
.seg button[aria-pressed="true"]{background:var(--grp);color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.15)}
.pad{height:200px;border:1.5px solid var(--fill-line);background:var(--fill-bg);border-radius:14px;position:relative;touch-action:none;user-select:none;-webkit-user-select:none}
.pad.done{border-color:var(--ok);background:var(--ok-bg)}
.pad canvas{position:absolute;inset:0;width:100%;height:100%;touch-action:none}
.pad .x{position:absolute;left:18px;right:18px;bottom:42px;border-bottom:1px solid var(--muted);pointer-events:none}
.pad .h{position:absolute;left:18px;bottom:14px;font-size:13px;color:var(--muted);pointer-events:none}
.cam{position:absolute;right:10px;top:10px;width:76px;height:76px;border-radius:14px;overflow:hidden;background:#1c1f24;display:grid;place-items:center;color:#fff;border:2px solid var(--sheet);pointer-events:none}
.cam video,.cam img{width:100%;height:100%;object-fit:cover}
.cam video{transform:scaleX(-1)}
.cam svg{width:30px;height:30px;opacity:.8}
.cam .okb{position:absolute;right:4px;bottom:4px;width:22px;height:22px;border-radius:50%;background:var(--ok);display:grid;place-items:center}
.cam .okb svg{width:14px;height:14px;opacity:1}
.prow{display:flex;justify-content:space-between;align-items:center;gap:8px;min-height:44px}
.link{color:var(--pri);font-weight:600;min-height:44px;padding:0 4px}
.note{font-size:14px;color:var(--muted)}
.reasons{background:var(--grp);border-radius:12px;overflow:hidden}
.reasons .rt{font-size:13px;color:var(--muted);padding:10px 14px 4px}
.reasons button{display:flex;align-items:center;width:100%;min-height:48px;padding:0 14px;text-align:left;border-top:.5px solid var(--rule);gap:10px}
.reasons button[aria-checked="true"]{font-weight:600;color:var(--pri)}
.wname{width:100%;min-height:50px;border-radius:12px;border:1.5px solid var(--fill-line);background:var(--fill-bg);padding:0 14px;font-size:17px}
.wname.done{border-color:var(--ok);background:var(--ok-bg)}

/* end pages */
.center{display:flex;flex-direction:column;align-items:center;text-align:center;gap:10px;padding:96px 24px 0}
.bigic{width:76px;height:76px;border-radius:50%;display:grid;place-items:center;background:var(--sch);color:var(--muted)}
.bigic.ok{background:var(--ok-bg);color:var(--ok)}
.bigic svg{width:40px;height:40px}
.center h1{font-size:24px}
.center p{margin:0;color:var(--muted)}
.spin{width:28px;height:28px;border-radius:50%;border:3px solid var(--sch);border-top-color:var(--pri);animation:sp .8s linear infinite;margin:96px auto 0}
@keyframes sp{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media (max-width:359px){.pcode{gap:5px}.pcode input{font-size:19px}.card{padding:18px 14px}.opt{padding:0 12px}}
.prowr{display:flex;gap:4px;align-items:center}