:root{--green:#22d05e;--green-dark:#17a648;--green-pale:rgba(34,208,94,.14);--bg:#0e0f10;--panel:#17191b;--panel-2:#202325;--line:#2b2f31;--ink:#f2f3f0;--ink-dim:#a7adaa;--ink-faint:#6b7370;--danger:#e0563e;--beige:#f6e6d6}*{box-sizing:border-box;margin:0;padding:0}body,html{height:100%}body{font-family:Noto Sans JP,system-ui,sans-serif;background:var(--bg);color:var(--ink);line-height:1.7;font-size:15px;-webkit-font-smoothing:antialiased;overscroll-behavior-y:none}.disp,h1,h2,h3{font-family:M PLUS Rounded\ 1c,sans-serif;font-weight:800;line-height:1.35}button{font-family:inherit;cursor:pointer}input,textarea{font-family:inherit;color:var(--ink)}a{color:var(--green)}.btn{border:none;border-radius:999px;padding:11px 20px;font-weight:700;font-size:14px;background:var(--green);color:#06210f;transition:transform .08s ease,opacity .15s ease}.btn:hover{opacity:.92}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-ghost{background:transparent;color:var(--ink-dim);border:1.5px solid var(--line)}.btn-danger{background:transparent;color:var(--danger);border:1.5px solid rgba(224,86,62,.5)}.field{width:100%;background:var(--panel-2);border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;font-size:15px;outline:none}.field:focus{border-color:var(--green)}.err{color:var(--danger);font-size:13px;margin-top:8px}.gate{min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:24px}.gate-card{width:100%;max-width:400px;background:var(--panel);border:1.5px solid var(--line);border-top:5px solid var(--green);border-radius:20px;padding:32px 26px 28px}.gate-kicker{color:var(--green);font-size:12px;letter-spacing:.18em;font-weight:700}.gate-title{font-size:26px;margin:6px 0 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9px;font-size:12px}.rx-picker{display:flex;gap:4px;margin-top:6px;background:var(--panel-2);border:1.5px solid var(--line);border-radius:999px;padding:4px 8px;width:-moz-fit-content;width:fit-content}.rx-picker button{background:transparent;border:none;font-size:16px;padding:2px 4px;border-radius:8px}.composer,.rx-picker button:hover{background:var(--panel)}.composer{display:flex;gap:8px;padding:12px 14px calc(12px + env(safe-area-inset-bottom));border-top:1.5px solid var(--line)}.composer textarea{flex:1 1;resize:none;background:var(--panel-2);border:1.5px solid var(--line);border-radius:14px;padding:11px 14px;font-size:15px;max-height:120px;outline:none}.composer textarea:focus{border-color:var(--green)}.composer .send{align-self:flex-end}.readonly-note{font-size:13px;padding:16px 14px calc(16px + env(safe-area-inset-bottom));border-top:1.5px solid var(--line)}.empty,.readonly-note{color:var(--ink-faint);text-align:center}.empty{padding:40px 20px;font-size:14px}.admin{max-width:640px;margin:0 auto;padding:28px 20px 80px}.admin h1{font-size:24px;margin-bottom:4px}.admin .kicker{color:var(--green);font-size:12px;letter-spacing:.18em;font-weight:700}.card{background:var(--panel);border:1.5px solid var(--line);border-radius:16px;padding:20px;margin-top:18px}.card h2{font-size:15px;margin-bottom:12px;display:flex;align-items:center;gap:8px}.card h2:before{content:"";width:4px;height:15px;background:var(--green);border-radius:2px}.pass-box{display:flex;align-items:center;gap:12px;background:var(--panel-2);border:1.5px solid var(--line);border-radius:12px;padding:14px 16px}.pass-box .val{font-family:M PLUS Rounded\ 1c,sans-serif;font-weight:900;font-size:22px;letter-spacing:.02em;flex:1 1}.meta{color:var(--ink-faint);font-size:12px;margin-top:8px}.row{align-items:center}.admin-msg,.row{display:flex;gap:10px}.admin-msg{border-bottom:1px solid var(--line);padding:10px 0;align-items:flex-start;font-size:13px}.admin-msg .grow{flex:1 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