[hidden]{display:none!important}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
:root{--ink:#1f1d1a;--sub:#7a7368;--line:#e7e1d6;--paper:#fbf9f5;--ivory:#f3efe8;--gold:#a8864a;--gold2:#c9a96a;
  --serif:"Hiragino Mincho ProN","Yu Mincho","YuMincho","Noto Serif JP",serif;
  --sans:"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic UI","Meiryo",system-ui,sans-serif;--sheetH:50vh}
html,body{margin:0;height:100%;background:var(--ivory);color:var(--ink);font-family:var(--sans);overflow:hidden}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
#stage{position:fixed;inset:0;background:radial-gradient(120% 70% at 50% 25%,#fbf9f5 0%,#ece6dc 70%,#e3dccf 100%)}
#cv{width:100%;height:100%;display:block;touch-action:none}

.eyebrow{font-size:10.5px;letter-spacing:.32em;color:var(--gold);font-weight:700}
.eyebrow span{margin-left:.9em;color:var(--sub);letter-spacing:.24em;font-weight:500}
.top{position:fixed;left:18px;top:calc(14px + env(safe-area-inset-top));pointer-events:none;max-width:70vw}
.top h1{margin:6px 0 0;font-family:var(--serif);font-weight:600;font-size:26px;letter-spacing:.08em;line-height:1.35}
.top .sub{margin:3px 0 0;font-family:var(--serif);font-size:11.5px;color:var(--sub);letter-spacing:.12em}
body.night .top h1,body.night .top .sub{color:#f3eee5;text-shadow:0 1px 12px rgba(0,0,0,.5)}

.tools{position:fixed;right:12px;top:calc(14px + env(safe-area-inset-top));display:flex;flex-direction:column;gap:8px}
.tool{width:58px;padding:8px 0 7px;border-radius:16px;display:grid;justify-items:center;gap:3px;font-size:9.5px;line-height:1.25;font-weight:600;
  color:var(--ink);background:rgba(255,255,255,.78);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:0 4px 18px rgba(60,45,20,.10),inset 0 0 0 1px rgba(255,255,255,.6);transition:transform .12s,background .2s,color .2s;user-select:none;-webkit-user-select:none}
.tool svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.tool:active{transform:scale(.94)}
.tool[aria-pressed="true"]{background:var(--ink);color:#f3eee5}
.tool.hold{background:var(--gold);color:#fff}

.tag{position:fixed;left:50%;top:calc(118px + env(safe-area-inset-top));transform:translateX(-50%);display:flex;align-items:center;gap:8px;
  padding:8px 14px 8px 10px;border-radius:999px;background:rgba(31,29,26,.86);color:#f6f1e7;font-size:13px;font-weight:600;
  box-shadow:0 6px 20px rgba(0,0,0,.18);animation:pop .35s cubic-bezier(.2,1.4,.4,1);white-space:nowrap}
.tag i{width:14px;height:14px;border-radius:4px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.4)}
@keyframes pop{from{transform:translate(-50%,6px) scale(.92);opacity:0}}
.cands{position:fixed;left:50%;top:calc(162px + env(safe-area-inset-top));transform:translateX(-50%);display:flex;gap:6px;flex-wrap:wrap;justify-content:center;width:92vw}
.cands button{padding:9px 14px;border-radius:999px;background:#fff;font-size:13px;font-weight:700;box-shadow:0 4px 14px rgba(0,0,0,.12)}

.loading{position:fixed;inset:0;display:grid;place-content:center;justify-items:center;gap:14px;background:var(--ivory);color:var(--sub);
  font-family:var(--serif);font-size:14px;letter-spacing:.1em;transition:opacity .7s;z-index:5}
.loading.done{opacity:0;pointer-events:none}
.ring{width:40px;height:40px;border-radius:50%;border:2px solid #e2d9c8;border-top-color:var(--gold);animation:sp 1.1s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}

.sheet{position:fixed;left:0;right:0;bottom:0;max-height:var(--sheetH);overflow:auto;overscroll-behavior:contain;
  background:rgba(251,249,245,.96);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border-radius:26px 26px 0 0;box-shadow:0 -14px 50px rgba(60,45,20,.16);padding:6px 18px calc(18px + env(safe-area-inset-bottom));
  transition:max-height .4s cubic-bezier(.2,.8,.2,1)}
.sheet.small{max-height:150px}
.grab{width:42px;height:4px;border-radius:9px;background:#dcd3c3;margin:6px auto 8px;cursor:grab}
.sec{padding:14px 0 8px;border-bottom:1px solid var(--line)}
.sec-h{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.sec-h .en{flex-basis:100%;font-size:9.5px;letter-spacing:.32em;color:var(--gold);font-weight:700}
.sec-h h3{margin:0;font-family:var(--serif);font-weight:600;font-size:17px;letter-spacing:.06em}
.sec-h small{font-size:11px;color:var(--sub)}
.undo{margin-left:auto;font-size:12px;font-weight:700;padding:6px 12px;border-radius:999px;border:1px solid var(--line);background:#fff}
.undo:disabled{opacity:.35}

.plans{display:flex;gap:12px;overflow-x:auto;margin:0 -18px;padding:2px 18px 10px;scroll-snap-type:x mandatory;scrollbar-width:none}
.plans::-webkit-scrollbar{display:none}
.plan{flex:0 0 172px;scroll-snap-align:start;text-align:left;border-radius:16px;background:#fff;overflow:hidden;
  box-shadow:0 2px 0 var(--line),0 8px 22px rgba(60,45,20,.07);border:1.5px solid transparent;transition:transform .15s,border-color .2s}
.plan:active{transform:scale(.97)}
.plan.on{border-color:var(--gold)}
.plan .th{height:104px;background:#efe9df center/cover no-repeat;position:relative}
.plan .no{position:absolute;left:8px;top:8px;font-size:9.5px;letter-spacing:.12em;font-weight:700;color:#fff;background:var(--gold);padding:3px 7px;border-radius:5px}
.plan .chips{position:absolute;right:8px;bottom:8px;display:flex;gap:3px}
.plan .chips i{width:14px;height:14px;border-radius:4px;box-shadow:0 0 0 1.5px #fff}
.plan .tx{padding:10px 12px 12px}
.plan b{display:block;font-family:var(--serif);font-size:14.5px;letter-spacing:.04em}
.plan small{display:block;font-size:11px;color:var(--sub);margin-top:2px}
.reason{font-size:12.5px;line-height:1.75;color:#4b463e;margin:2px 0 6px;min-height:2.6em}

.parts{display:flex;flex-wrap:wrap;gap:8px}
.part{display:flex;align-items:center;gap:7px;padding:7px 12px 7px 7px;border-radius:999px;background:#fff;border:1.5px solid var(--line);font-size:12.5px;font-weight:600;transition:border-color .2s,background .2s}
.part i{width:20px;height:20px;border-radius:50%;box-shadow:inset 0 0 0 1px rgba(0,0,0,.08)}
.part.on{border-color:var(--ink);background:var(--ink);color:#f6f1e7}
.part.keep i{background:repeating-linear-gradient(45deg,#efe9df 0 4px,#e2dacb 4px 8px)!important}

.current{display:flex;gap:14px;align-items:center;margin-bottom:12px}
.current .big{width:74px;height:74px;border-radius:10px;flex:none;position:relative;overflow:hidden;
  box-shadow:0 1px 0 rgba(255,255,255,.6) inset,0 6px 16px rgba(60,45,20,.18)}
.current .big::after,.board i::after{content:"";position:absolute;inset:0;mix-blend-mode:multiply;opacity:.35;
  background:radial-gradient(circle at 30% 20%,rgba(255,255,255,.7),transparent 55%),
    repeating-radial-gradient(circle at 17% 31%,rgba(0,0,0,.05) 0 1px,transparent 1px 3px)}
.current b{display:block;font-family:var(--serif);font-size:18px;letter-spacing:.06em}
.current small{display:block;font-size:11.5px;color:var(--sub);line-height:1.6;margin-top:2px;white-space:pre-line}
.current .keepbtn{margin-top:6px;font-size:11.5px;font-weight:700;padding:5px 10px;border-radius:999px;border:1px solid var(--line);background:#fff}

.fams{display:flex;gap:6px;overflow-x:auto;margin:0 -18px 10px;padding:0 18px;scrollbar-width:none}
.fams::-webkit-scrollbar{display:none}
.fam{flex:0 0 auto;padding:6px 12px;border-radius:999px;font-size:12px;font-weight:600;color:var(--sub);background:#f1ece3}
.fam.on{background:var(--ink);color:#f6f1e7}
.boards{display:grid;grid-template-columns:repeat(auto-fill,minmax(70px,1fr));gap:10px}
.board{text-align:left;transition:transform .12s}
.board:active{transform:scale(.95)}
.board i{display:block;height:58px;border-radius:8px;position:relative;overflow:hidden;box-shadow:0 1px 0 rgba(255,255,255,.5) inset,0 3px 10px rgba(60,45,20,.14);
  outline:2px solid transparent;outline-offset:2px;transition:outline-color .2s}
.board.on i{outline-color:var(--gold)}
.board b{display:block;font-size:10.5px;font-weight:700;margin-top:5px;letter-spacing:.02em}
.code{display:flex;gap:8px;margin-top:14px}
.code input{flex:1;min-width:0;padding:10px 12px;border-radius:12px;border:1px solid var(--line);font:inherit;font-size:14px;background:#fff;text-transform:uppercase}
.code button{padding:10px 16px;border-radius:12px;background:var(--ink);color:#f6f1e7;font-size:13px;font-weight:700}
.msg{font-size:12px;color:#a2552d;min-height:1em;margin:6px 0 0}
.mini-h{font-size:12px;font-weight:700;color:var(--sub);margin:12px 0 8px;letter-spacing:.06em}
.surfaces{display:flex;gap:8px;overflow-x:auto;margin:0 -18px;padding:0 18px 4px;scrollbar-width:none}
.surfaces::-webkit-scrollbar{display:none}
.surf{flex:0 0 auto;text-align:left;padding:9px 13px;border-radius:12px;background:#fff;border:1.5px solid var(--line);transition:border-color .2s}
.surf.on{border-color:var(--gold);background:#fffaf0}
.surf b{display:block;font-size:13px}
.surf small{display:block;font-size:10.5px;color:var(--sub);margin-top:1px}

.times{display:grid;grid-template-columns:repeat(5,1fr);gap:6px}
.times button{padding:10px 0 9px;border-radius:12px;background:#fff;border:1.5px solid var(--line);font-size:12px;font-weight:600;display:grid;gap:2px;justify-items:center}
.times b{font-size:15px;color:var(--gold);font-weight:400}
.times button.on{border-color:var(--ink);background:var(--ink);color:#f6f1e7}

.favs{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.fav{border-radius:14px;border:1.5px dashed #d9cfbd;min-height:78px;font-size:11.5px;color:var(--sub);display:grid;place-items:center;text-align:center;padding:8px;background:#fff}
.fav.has{border-style:solid;border-color:var(--line);color:var(--ink)}
.fav.on{border-color:var(--gold)}
.fav .sw{display:flex;gap:3px;justify-content:center;margin-bottom:5px}
.fav .sw i{width:16px;height:16px;border-radius:4px;box-shadow:inset 0 0 0 1px rgba(0,0,0,.08)}
.fav b{font-family:var(--serif);font-size:13px}

.actions{margin-top:16px}
.btn{width:100%;padding:15px 10px;border-radius:16px;background:#fff;border:1px solid var(--line);font-size:14.5px;font-weight:700;letter-spacing:.04em;transition:transform .12s}
.btn:active{transform:scale(.98)}
.btn.primary{background:var(--ink);color:#f6f1e7;border-color:var(--ink);box-shadow:0 8px 24px rgba(31,29,26,.25)}
.note{font-size:10.5px;color:var(--sub);line-height:1.7;margin:12px 2px 0}

.toast{position:fixed;left:50%;top:calc(118px + env(safe-area-inset-top));transform:translate(-50%,-8px);opacity:0;background:var(--gold);color:#fff;
  padding:9px 16px;border-radius:999px;font-size:12.5px;font-weight:600;transition:.25s;pointer-events:none;z-index:9;white-space:nowrap}
.toast.on{opacity:1;transform:translate(-50%,0)}
.preview{position:fixed;inset:0;background:rgba(20,18,14,.72);display:grid;place-items:center;z-index:8;padding:16px}
.pv-in{background:#fff;border-radius:18px;padding:12px;max-width:min(96vw,900px);max-height:92vh;overflow:auto}
.pv-in img{width:100%;border-radius:10px;display:block;margin-bottom:10px}
.pv-in .row{display:flex;gap:8px}

/* 番号の画面 */
.lock{position:fixed;inset:0;z-index:20;display:grid;place-items:center;padding:24px;background:radial-gradient(120% 80% at 50% 0%,#3a342b 0%,#191612 60%,#0f0d0a 100%);color:#f4efe6}
.lock-card{width:min(340px,100%);text-align:center}
.lock .eyebrow span{color:#bdb3a2}
.lock h2{font-family:var(--serif);font-weight:600;font-size:26px;letter-spacing:.12em;margin:14px 0 8px}
.lock p{font-size:13px;line-height:1.8;color:#cfc6b6;margin:0}
.dots{display:flex;justify-content:center;gap:18px;margin:28px 0 10px}
.dots i{width:14px;height:14px;border-radius:50%;border:1.5px solid var(--gold);transition:background .15s,transform .15s}
.dots i.on{background:#d9b670;transform:scale(1.08)}
.dots.ng{animation:shake .4s}
@keyframes shake{20%,60%{transform:translateX(-8px)}40%,80%{transform:translateX(8px)}}
.lock-msg{min-height:1.6em;color:#e3a07a!important}
.keys{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:16px}
.keys button{height:64px;width:64px;border-radius:50%;justify-self:center;font-size:24px;font-weight:500;color:#f4efe6;background:rgba(255,255,255,.06);border:1px solid rgba(217,182,112,.28);transition:background .12s,transform .08s}
.keys button:active{background:rgba(217,182,112,.25);transform:scale(.94)}

@media (min-width:900px){
  .sheet{left:auto;right:18px;bottom:18px;top:18px;width:430px;border-radius:26px;max-height:none}
  .sheet.small{max-height:none}
  .grab{display:none}
  .tools{right:466px}
  .top h1{font-size:28px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}