:root{--bg: #eae4d8;--card: #f4efe4;--ink: #2b2620;--ink-soft: #6b6355;--line: #cabfa9;--accent: #9a3b2e;--accent-ink: #f7f1e6;--gingham: rgba(154, 59, 46, .07)}@media (prefers-color-scheme: dark){:root{--bg: #14110d;--card: #1c1813;--ink: #ddd3c3;--ink-soft: #8a8072;--line: #3a342a;--accent: #d0705f;--accent-ink: #17110e;--gingham: rgba(208, 112, 95, .06)}}*{box-sizing:border-box;margin:0;padding:0}body{background:linear-gradient(90deg,var(--gingham) 50%,transparent 50%) 0 0 / 28px 28px,linear-gradient(var(--gingham) 50%,transparent 50%) 0 0 / 28px 28px,var(--bg);color:var(--ink);font-family:Hiragino Sans,Yu Gothic,YuGothic,Noto Sans JP,system-ui,sans-serif;line-height:1.7;-webkit-text-size-adjust:100%}@media (max-width: 767px){body{background-size:18px 18px,18px 18px,auto}}main{max-width:640px;margin:0 auto;padding:32px 20px 80px}h1{font-family:Hiragino Mincho ProN,Yu Mincho,YuMincho,"Noto Serif 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textarea{min-height:0;line-height:1.7}.hint{font-size:12px;color:var(--ink-soft);line-height:1.7;margin-top:6px}.covers{display:flex;gap:8px;overflow-x:auto;overscroll-behavior-x:contain;scroll-snap-type:x proximity;-webkit-overflow-scrolling:touch;padding:2px 2px 10px;scrollbar-width:thin;scrollbar-color:var(--line) transparent}.covers::-webkit-scrollbar{height:6px}.covers::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px}.cover-opt{flex:0 0 96px;scroll-snap-align:start;appearance:none;border:2px solid var(--line);background:none;border-radius:8px;padding:4px;cursor:pointer}.cover-opt[aria-pressed=true]{border-color:var(--accent)}.cover-opt .cover-art{width:100%;height:auto;aspect-ratio:11 / 16;display:block;border-radius:3px;box-shadow:0 4px 12px -8px #00000080}.btn-ghost{appearance:none;border:1px solid var(--line);background:none;color:inherit;border-radius:999px;padding:7px 14px;font:inherit;font-size:13px;cursor:pointer}#turnstile-slot{margin-top:26px;min-height:0}.actions{margin-top:28px;display:flex;gap:12px;align-items:center}.btn-primary{appearance:none;border:none;background:var(--accent);color:var(--accent-ink);border-radius:999px;padding:12px 26px;font:inherit;font-weight:700;cursor:pointer}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.error{color:var(--accent);font-size:13px;margin-top:12px;min-height:1em}.done{text-align:center;padding-top:30px}.done h2{font-family:Hiragino Mincho ProN,Yu Mincho,serif;font-size:20px;margin-bottom:18px}.url-box{display:flex;gap:8px;margin:0 auto 14px;max-width:460px}.url-box input{flex:1}.share-row{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:8px}.url-label{max-width:460px;margin:22px auto 8px;text-align:left;font-size:12px;font-weight:600;color:var(--ink-soft)}.masterkey{margin:0 auto;padding:15px 16px;border:2px solid var(--accent);border-radius:12px;background:var(--card);text-align:left;max-width:460px}.masterkey-head{display:flex;align-items:center;gap:6px;font-weight:700;font-size:14px;letter-spacing:.04em;color:var(--accent);margin-bottom:7px}.masterkey-head svg{width:15px;height:15px}.masterkey-lead{font-size:12.5px;line-height:1.75;color:var(--ink-soft);margin:0}.masterkey-lead strong{color:var(--accent);font-weight:700}.masterkey-row{display:flex;gap:8px;margin-top:12px}.masterkey code{flex:1;min-width:0;display:flex;align-items:center;padding:11px 12px;background:var(--bg);border:1px solid var(--line);border-radius:9px;color:var(--ink);font-size:14px;letter-spacing:.06em;word-break:break-all;user-select:all}.masterkey-copy{flex:0 0 auto;width:42px;border:1px solid var(--line);background:var(--bg);color:var(--ink-soft);border-radius:9px;cursor:pointer;display:grid;place-items:center}.masterkey-copy svg{width:17px;height:17px}.masterkey-copy .ic-check{display:none}.masterkey-copy.copied{color:var(--accent);border-color:var(--accent)}.masterkey-copy.copied .ic-copy{display:none}.masterkey-copy.copied .ic-check{display:block}.masterkey-dl{width:100%;margin-top:10px;display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px}.masterkey-dl svg{width:18px;height:18px}.masterkey-hint{font-size:11.5px;line-height:1.7;color:var(--ink-soft);margin:9px 0 0}.masterkey-hint strong{color:var(--ink);font-weight:700}.delkey{margin:20px auto 0;background:var(--card);border:1px dashed var(--line);border-radius:10px;font-size:13px;color:var(--ink-soft);text-align:left;max-width:460px;padding:0 16px}.delkey>summary{cursor:pointer;padding:12px 0;font-weight:600}.delkey p{margin:0 0 8px}.delkey code{display:block;margin-bottom:14px;padding:8px 10px;background:var(--card);border-radius:6px;color:var(--ink);font-size:13px;word-break:break-all;user-select:all}.key-ask{margin-top:24px;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:0 16px 4px;font-size:13px}.key-ask>summary{cursor:pointer;padding:12px 0;font-weight:600;color:var(--ink-soft)}.key-ask-note{color:var(--ink-soft);margin:0 0 10px}.key-ask input{margin-bottom:12px}[hidden]{display:none!important}.foot-link{margin-top:24px;font-size:13px}.foot-link a{color:var(--ink-soft)}