:root {
  --bg: #f3f6fb;
  --surface: #ffffff;
  --surface-2: #f8fbff;
  --text: #0f172a;
  --muted: #5b6b83;
  --line: #d8e2f0;
  --brand: #2563eb;
  --brand-2: #1d4ed8;
  --ok: #0f8a52;
  --warn: #b45309;
  --bad: #b42318;
  --shadow: 0 16px 36px rgba(15, 32, 64, 0.1);
}
body.dark { --bg:#0b1220; --surface:#111b2d; --surface-2:#0f1729; --text:#e6edf8; --muted:#97a8c3; --line:#24344f; --brand:#4f8dff; --brand-2:#2f6de6; --ok:#33c27f; --warn:#f2a43b; --bad:#ff7f7f; --shadow:0 20px 36px rgba(0,0,0,.4); }
*{box-sizing:border-box}
body{margin:0;font-family:Inter,"Segoe UI",Arial,sans-serif;background:linear-gradient(180deg,var(--bg),color-mix(in oklab,var(--bg),#fff 4%));color:var(--text)}
.topbar{max-width:1500px;margin:0 auto;padding:16px;display:flex;justify-content:space-between;gap:12px;align-items:center}
.brand{display:flex;gap:10px;align-items:center}.brand-logo{font-size:1.8rem}.brand h1{margin:0;font-size:1.2rem}.brand-sub{margin:2px 0 0;color:var(--muted);font-size:.85rem}
.top-actions{display:flex;flex-wrap:wrap;gap:8px}
.chip-btn,.btn{border:1px solid var(--line);background:var(--surface);color:var(--text);border-radius:12px;padding:10px 12px;font-weight:600;cursor:pointer;transition:.2s ease}
.chip-btn:hover,.btn:hover{transform:translateY(-1px);border-color:var(--brand)}
.btn.primary{background:linear-gradient(180deg,var(--brand),var(--brand-2));color:#fff;border-color:transparent}
.layout{max-width:1500px;margin:0 auto;padding:0 16px 16px;display:grid;grid-template-columns:320px minmax(0,1fr) 300px;gap:12px}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:12px}
.control-panel,.history-panel{position:sticky;top:8px;align-self:start;max-height:calc(100vh - 16px);overflow:auto}
.panel h2{margin:0 0 10px;font-size:1rem}.panel-head{display:flex;justify-content:space-between;align-items:center;gap:8px}
label{font-size:.82rem;font-weight:600;display:block;margin:8px 0 4px}
input,select,textarea{width:100%;background:var(--surface-2);color:var(--text);border:1px solid var(--line);border-radius:12px;padding:10px;font:inherit}
input:focus,select:focus,textarea:focus{outline:2px solid color-mix(in oklab,var(--brand),transparent 70%)}
.checks{display:grid;gap:6px;margin-top:8px}.checks label{margin:0;color:var(--muted);font-weight:500}.checks input{width:auto;margin-right:6px}
.hint{color:var(--muted);font-size:.8rem;margin:6px 0}
.button-grid{margin-top:10px;display:grid;gap:8px;grid-template-columns:1fr 1fr}
.trust{font-size:.72rem;color:var(--ok);font-weight:700}
.status{border-radius:10px;padding:8px 10px;font-size:.86rem}.status.neutral{background:color-mix(in oklab,var(--surface-2),#9db4d1 10%);color:var(--muted)}.status.success{background:color-mix(in oklab,var(--surface-2),#93e7b8 20%);color:var(--ok)}.status.warn{background:color-mix(in oklab,var(--surface-2),#ffd59e 20%);color:var(--warn)}.status.error{background:color-mix(in oklab,var(--surface-2),#ffbab5 20%);color:var(--bad)}
.preview-box{margin-top:8px;border:1px solid var(--line);border-radius:12px;background:var(--surface-2);min-height:64px;padding:10px;word-break:break-all}
.preview-link{display:inline-block;margin-top:8px;color:var(--brand);text-decoration:none;font-weight:600}
.row{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:8px}.grid2{display:grid;gap:8px;grid-template-columns:1fr 1fr;margin-top:8px}
.qr-shell{margin-top:10px;min-height:120px;border:1px dashed var(--line);border-radius:12px;display:flex;justify-content:center;align-items:center;background:var(--surface-2)}
#qrImage{display:none;max-width:160px;max-height:160px}
hr{border:0;border-top:1px solid var(--line);margin:14px 0}
.list{display:grid;gap:8px;margin-top:10px}
.card{border:1px solid var(--line);border-radius:12px;background:var(--surface-2);padding:10px}
.card h4{margin:0;font-size:.9rem}.meta{margin:4px 0;font-size:.76rem;color:var(--muted)}.url{font-size:.78rem;word-break:break-all}
.actions{margin-top:8px;display:flex;flex-wrap:wrap;gap:6px}.actions .btn{padding:6px 8px;font-size:.74rem}
.empty{border:1px dashed var(--line);border-radius:12px;padding:12px;color:var(--muted);background:var(--surface-2)}.star{color:#f59e0b}
.footer{max-width:1500px;margin:8px auto 0;padding:0 16px 16px;display:flex;flex-wrap:wrap;gap:8px;align-items:center;color:var(--muted)}
.popup-overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);display:none;justify-content:center;align-items:center;z-index:9999;padding:16px}
.popup-overlay.active{display:flex}.popup-box{width:min(760px,100%);max-height:90vh;overflow:auto;border:1px solid var(--line);border-radius:14px;background:var(--surface);box-shadow:var(--shadow);padding:16px;position:relative}
.popup-close{position:absolute;top:8px;right:8px}.similar-list{margin:8px 0 0;padding:0 0 0 16px}
@media (max-width:1150px){.layout{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.history-panel{grid-column:1/-1;position:static;max-height:none}.control-panel{position:static;max-height:none}}
@media (max-width:700px){.topbar{flex-direction:column;align-items:stretch}.layout{grid-template-columns:1fr}.button-grid,.grid2{grid-template-columns:1fr}}