:root{--bg: #eae4d8;--card: #f4efe4;--ink: #2b2620;--ink-soft: #6b6355;--line: #cabfa9;--accent: #9a3b2e;--accent-ink: #f7f1e6}@media (prefers-color-scheme: dark){:root{--bg: #14110d;--card: #1c1813;--ink: #ddd3c3;--ink-soft: #8a8072;--line: #3a342a;--accent: #d0705f;--accent-ink: #17110e}}*{box-sizing:border-box;margin:0;padding:0}body{background: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%}main{max-width:640px;margin:0 auto;padding:32px 20px 80px}h1{font-family:Hiragino Mincho ProN,Yu Mincho,YuMincho,"Noto Serif JP",serif;font-size:22px;letter-spacing:.06em;font-weight:600}.lead{color:var(--ink-soft);font-size:13px;margin-top:6px}.field{margin-top:26px}.field>label{display:block;font-size:13px;font-weight:600;margin-bottom:8px}input[type=text],textarea{width:100%;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px 14px;font:inherit;color:inherit;resize:vertical}input[type=text]:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:1px}textarea{min-height:300px;line-height:1.8}.counter{text-align:right;font-size:12px;color:var(--ink-soft);margin-top:6px;font-variant-numeric:tabular-nums}.counter.over{color:var(--accent);font-weight:700}.covers{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.cover-opt{appearance:none;border:2px solid var(--line);background:none;border-radius:10px;padding:6px;cursor:pointer}.cover-opt[aria-pressed=true]{border-color:var(--accent)}.cover-opt svg{width:100%;aspect-ratio:3 / 4.4;display:block;border-radius:4px}.cover-opt span{display:block;font-size:11px;color:var(--ink-soft);margin-top:4px}.cover-actions{margin-top:10px}.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}.delkey{margin-top:28px;padding:16px;border:1px dashed var(--line);border-radius:10px;font-size:13px;color:var(--ink-soft);text-align:left;max-width:460px;margin-inline:auto}.delkey code{display:block;margin-top:8px;padding:8px 10px;background:var(--card);border-radius:6px;color:var(--ink);font-size:13px;word-break:break-all;user-select:all}[hidden]{display:none!important}.foot-link{margin-top:24px;font-size:13px}.foot-link a{color:var(--ink-soft)}