:root{--fg:#1d2433;--muted:#5d6779;--bg:#f7f8fb;--card:#fff;--line:#e1e5ee;--accent:#2b59c3;--warn:#c77800;--bad:#c62828;--ok:#2e7d32;color-scheme:light dark}@media(prefers-color-scheme:dark){:root{--fg:#e8ebf2;--muted:#9aa3b5;--bg:#11151d;--card:#1a1f2b;--line:#2b3242;--accent:#7aa2ff}}*{box-sizing:border-box}body{margin:0;font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--fg);background:var(--bg)}a{color:var(--accent)}.wrap{max-width:1100px;margin:0 auto;padding:0 16px}.site-header{background:var(--card);border-bottom:1px solid var(--line)}.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:56px}.brand{font-weight:800;font-size:1.2rem;text-decoration:none;color:var(--fg)}.site-header nav{display:flex;gap:14px;flex-wrap:wrap;font-size:.95rem}.site-header nav a{text-decoration:none;color:var(--muted)}h1{font-size:1.9rem;margin:20px 0 4px;line-height:1.2}.lede{color:var(--muted);margin:0 0 16px}.crumbs{font-size:.85rem;color:var(--muted);margin-top:14px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.stats-bar{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;margin-bottom:8px}@media(max-width:700px){.stats-bar{grid-template-columns:repeat(3,1fr)}}.stat{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:8px 10px;text-align:center}.stat .num{display:block;font-size:1.5rem;font-weight:700;font-variant-numeric:tabular-nums}.stat .lbl{font-size:.8rem;color:var(--muted)}.prose h2{font-size:1.3rem;margin-top:28px}.tool-links{display:flex;flex-wrap:wrap;gap:6px 16px}.prose{max-width:760px;margin:24px 0}.prose h2,.guides h2{font-size:1.3rem;margin-top:28px}.faq details{border-bottom:1px solid var(--line);padding:8px 0}.faq summary{cursor:pointer;font-weight:600}.related{columns:2}.ad-slot{margin:20px 0;min-height:100px}.site-footer{border-top:1px solid var(--line);margin-top:40px;padding:20px 0;font-size:.9rem;background:var(--card)}.tool-links{display:flex;flex-wrap:wrap;gap:6px 14px;margin-bottom:8px}button{font:inherit;font-size:.9rem;padding:7px 12px;border:1px solid var(--line);background:var(--card);color:var(--fg);border-radius:8px;cursor:pointer}button:hover{border-color:var(--accent)}button.primary{background:var(--accent);color:#fff;border-color:var(--accent);font-weight:700}button.danger:hover{border-color:var(--bad);color:var(--bad)}.muted{color:var(--muted)}.small{font-size:.85rem}.bad{color:var(--bad)}.gen{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:20px;align-items:start;margin:10px 0 20px}@media(max-width:900px){.gen{grid-template-columns:1fr}}.gen-side{position:sticky;top:10px;display:grid;gap:14px}@media(max-width:900px){.gen-side{position:static}}fieldset{border:1px solid var(--line);border-radius:10px;background:var(--card);margin:0 0 12px;padding:10px 14px 14px}legend{font-weight:700;padding:0 6px}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:8px 12px}@media(max-width:520px){.grid2{grid-template-columns:1fr}}label{display:flex;flex-direction:column;gap:3px;font-size:.85rem;color:var(--muted)}label.check{flex-direction:row;align-items:center;gap:8px;margin-top:10px}input,select,textarea{font:inherit;font-size:.95rem;padding:7px 9px;color:var(--fg);background:var(--bg);border:1px solid var(--line);border-radius:7px;width:100%}input[type=color]{padding:2px;height:36px}input[type=checkbox]{width:auto}input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:1px}.img-field{margin-bottom:10px}.file-btn{margin-top:6px}.file-btn input{padding:4px}.warnings{margin:4px 0 0;padding-left:18px;color:var(--warn);font-size:.82rem}.warnings:empty{display:none}.style-panel,.preview-wrap{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px 14px}.h3{font-size:1rem;margin:0 0 8px}.tpl-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:6px}.tpl-grid button[aria-checked=true]{background:var(--accent);color:#fff;border-color:var(--accent)}.style-row{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:10px}.mock{background:#fff;color:#222;border-radius:8px;border:1px solid #e1e5ee;padding:14px;overflow-x:auto}.mock-head{display:flex;flex-direction:column;font-size:.8rem;color:#888;border-bottom:1px solid #eee;padding-bottom:6px;margin-bottom:10px}.mock-body{margin:0;font-size:.9rem}.actions{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}.status{min-height:1.4em;margin:6px 0 0;color:var(--ok);font-weight:600}#source{font:12px/1.4 ui-monospace,Menlo,monospace;margin-bottom:6px}.guides details{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:8px 14px;margin-bottom:8px;max-width:760px}.guides summary{cursor:pointer;font-weight:700}