:root{--primary:#2563eb;--primary-600:#1d4ed8;--fg:#0f172a;--muted:#6b7280;--surface:#fff;--border:#e5e7eb;--chip:#eef2ff;--radius:14px}
*{box-sizing:border-box}
body{margin:0;background:#f8fafc;color:var(--fg);font-family:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial}
.appbar{position:sticky;top:0;z-index:50;background:linear-gradient(180deg,#2563eb,#1e40af);color:#fff;padding:12px 14px;box-shadow:0 2px 8px rgba(0,0,0,.08);display:flex;gap:12px;align-items:center}
.appbar h1{margin:0;font-size:18px;font-weight:800}
.grow{flex:1}
.btn{border:1px solid rgba(255,255,255,.6);background:rgba(255,255,255,.1);color:#fff;padding:8px 10px;border-radius:10px;cursor:pointer}
.btn:hover{background:rgba(255,255,255,.2)}
.user{font-size:12px;opacity:.95}
.container{max-width:1040px;margin:16px auto;padding:0 14px}
.layout{display:grid;grid-template-columns:300px 1fr;gap:16px}
@media (max-width:900px){.layout{grid-template-columns:1fr}}
.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 1px 3px rgba(0,0,0,.04);padding:12px}
.sectionTitle{font-size:13px;color:var(--muted);margin:.5rem 0 .35rem}
.badge{display:inline-block;font-size:12px;padding:2px 8px;border:1px solid var(--border);border-radius:999px;background:#f8fafc;color:#334155}
.controls{display:flex;gap:8px;align-items:center;margin:8px 0}
.search{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:10px;outline:none;font-size:15px}
.search:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.15)}
.checkboxes{max-height:260px;overflow:auto;border:1px solid var(--border);border-radius:12px;padding:8px;background:#fff}
.row{display:flex;align-items:center;gap:8px;margin:5px 0}
.muted{color:var(--muted)}
.card{border:1px solid var(--border);border-radius:16px;padding:14px;margin:12px 0;background:#fff}
.topline{display:flex;align-items:baseline;gap:8px}
.term{font-weight:800;letter-spacing:.2px;font-size:20px;color:#0b1a3c}
.ja{font-size:14px;color:#1f2937;margin-top:2px}
.en{font-size:13px;color:#475569}
.fav{margin-left:auto;cursor:pointer;font-size:20px;line-height:1;user-select:none;color:#f59e0b}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0 2px}
.chip{display:inline-block;padding:4px 10px;font-size:12px;border-radius:999px;background:#eef2ff;color:#1e3a8a;border:1px solid #dbeafe;cursor:pointer}
audio,video{width:100%;margin-top:8px;border-radius:10px;outline:none}
.linkBtn{display:inline-block;margin-top:8px;padding:10px 12px;border-radius:10px;text-decoration:none;font-weight:600;color:#fff;background:var(--primary);border:1px solid var(--primary-600);box-shadow:0 1px 0 rgba(0,0,0,.06)}
.linkBtn:hover{background:var(--primary-600)}