:root{--bg:#f4f6f8;--card:#fff;--text:#18202a;--muted:#667085;--line:#d9e0ea;--primary:#111827;--soft:#eef2f7;--ok:#0f766e;--err:#b42318;--warn:#a15c07}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;line-height:1.55}.topbar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 28px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}.brand{display:flex;align-items:center;gap:14px}.brand img{width:150px;height:auto}.brand strong{display:block;font-size:18px}.brand span{display:block;color:var(--muted);font-size:13px}nav{display:flex;gap:8px;flex-wrap:wrap}nav a{color:var(--text);text-decoration:none;padding:10px 13px;border-radius:10px;border:1px solid transparent}nav a.active,nav a:hover{background:var(--primary);color:#fff}.container{max-width:1050px;margin:32px auto;padding:0 18px}.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:24px;margin-bottom:22px;box-shadow:0 8px 28px rgba(16,24,40,.06)}h1{font-size:30px;margin:0 0 12px}h2{font-size:21px;margin:0 0 12px}p{margin:0 0 14px}.muted{color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.field{margin:16px 0}.field label{font-weight:700;display:block;margin-bottom:6px}.field small{display:block;color:var(--muted);margin-top:6px}input[type=file],input[type=password],input[type=number]{width:100%;padding:12px;border:1px solid var(--line);border-radius:12px;background:#fff;font-size:16px}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 17px;border-radius:12px;background:var(--primary);color:#fff;text-decoration:none;border:0;font-weight:700;cursor:pointer;font-size:15px}.button.secondary{background:#fff;color:var(--primary);border:1px solid var(--line)}.notice{padding:14px 16px;border-radius:14px;margin:16px 0;border:1px solid}.notice.ok{background:#ecfdf3;color:var(--ok);border-color:#abefc6}.notice.err{background:#fef3f2;color:var(--err);border-color:#fecdca}.notice.warn{background:#fffaeb;color:var(--warn);border-color:#fedf89}.result-table{width:100%;border-collapse:collapse;margin-top:12px}.result-table th,.result-table td{text-align:left;border-bottom:1px solid var(--line);padding:10px}.footer{max-width:1050px;margin:30px auto;padding:20px 18px;color:var(--muted);font-size:13px}.footer a{color:var(--primary)}code{background:var(--soft);padding:2px 6px;border-radius:6px}@media(max-width:750px){.topbar{align-items:flex-start;flex-direction:column}.grid{grid-template-columns:1fr}.brand img{width:130px}}
.password-wrap{position:relative;display:block}.password-wrap input{width:100%;padding-right:48px}.show-password{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:42px;height:36px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--primary);font-weight:800;cursor:pointer;line-height:1;display:flex;align-items:center;justify-content:center;user-select:none}.show-password:hover,.show-password.active{background:var(--soft)}
.card ul,.card ol{margin:10px 0 14px 22px;padding:0}.card li{margin:7px 0}.card strong{font-weight:800}

.fragment-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px;margin:12px 0 18px}.fragment-grid .button{justify-content:space-between}.fragment-grid small{font-weight:500;color:var(--muted)}.button.danger{background:#7f1d1d;color:#fff}
.hash{font-size:12px;word-break:break-all;display:inline-block;max-width:340px}

.cleanup-form{margin:14px 0 18px}.cleanup-form .button{font-size:14px;padding:10px 14px}.progress-panel{margin-top:16px;padding:14px;border:1px solid var(--line);border-radius:14px;background:#fff}.progress-label{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px;font-weight:800}.progress-track{width:100%;height:13px;border-radius:999px;background:var(--soft);overflow:hidden;border:1px solid var(--line)}.progress-bar{height:100%;background:var(--primary);border-radius:999px;transition:width .35s ease}.progress-panel small{display:block;color:var(--muted);margin-top:8px}

.check-field label{display:flex;gap:10px;align-items:flex-start;font-weight:700}.check-field input{width:auto;margin-top:3px}