:root{--bg:#f4f1ea;--surface:#fdfcf9;--text:#2b2722;--text-muted:#6f6a61;--border:#e7e1d4;--accent:#c96442;--accent-hover:#b1543a;--accent-soft:#f6ece4;--pro:#9a7b29;--pro-soft:#f4ecd8;--danger:#b3402a;--radius:12px;--shadow-sm:0 1px 2px rgba(60,50,35,0.05);--shadow:0 6px 22px rgba(60,50,35,0.08)}*{box-sizing:border-box}body,html{margin:0;padding:0;font-family:system-ui,-apple-system,Segoe UI,Hiragino Kaku Gothic ProN,Yu Gothic,Meiryo,sans-serif;line-height:1.6;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}main{max-width:760px;margin:0 auto;padding:32px 16px 80px}main.wide{max-width:1160px}.tool-grid{display:grid;grid-template-columns:380px 1fr;grid-gap:20px;gap:20px;align-items:start}.tool-left{position:-webkit-sticky;position:sticky;top:20px}.tool-right{min-width:0}.tool-left .card{margin-bottom:0}.result-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;min-height:280px;padding:40px 24px;text-align:center;color:var(--text-muted);background:var(--surface);border:1px dashed #d8d1c2;border-radius:var(--radius)}.result-placeholder .ph-icon{font-size:1.8rem;opacity:.6}@media (max-width:860px){.tool-grid{grid-template-columns:1fr}.tool-left{position:static}}h1{font-family:Georgia,Times New Roman,Hiragino Mincho ProN,Yu Mincho,serif;font-size:1.7rem;font-weight:600;letter-spacing:-.01em;line-height:1.25;margin:0}h2{font-size:1.05rem;margin-top:28px}h3{font-size:.95rem;margin:18px 0 4px}nav{background:var(--surface);border-bottom:1px solid var(--border);padding:14px 20px;display:flex;gap:4px;align-items:center}nav a{color:var(--text-muted);text-decoration:none;font-size:.9rem;font-weight:500;padding:6px 12px;border-radius:8px;transition:background .15s,color .15s}nav a:hover{background:var(--accent-soft);color:var(--accent)}.app-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:20px}.subtitle{margin:4px 0 0;color:var(--text-muted);font-size:.92rem}.statusbar{display:flex;align-items:center;flex-wrap:wrap;gap:8px;padding:12px 14px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);margin-bottom:16px;font-size:.9rem}.statusbar .user-email{color:var(--text-muted);margin-right:auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:55%}.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:999px;font-size:.8rem;font-weight:600;line-height:1.4}.badge-free{background:#efeada;color:#6f6a61}.badge-pro{background:var(--pro-soft);color:var(--pro)}.badge-count{background:var(--accent-soft);color:var(--accent);transition:transform .12s ease}.badge-count.pulse{transform:scale(1.12)}.link-upgrade{color:var(--accent);font-weight:600;font-size:.82rem;text-decoration:none}.link-upgrade:hover{text-decoration:underline}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:20px;margin-bottom:16px}label{display:block;margin:14px 0 6px;font-weight:600;font-size:.9rem}label:first-child{margin-top:0}button,input,select,textarea{font:inherit}input[type=email],input[type=password],input[type=text],select,textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;background:#fff;transition:border-color .15s,box-shadow .15s}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(37,99,235,.15)}button{padding:10px 18px;border:1px solid var(--border);border-radius:8px;background:#fff;color:var(--text);font-weight:600;cursor:pointer;transition:background .15s,border-color .15s,transform .05s}button:hover{background:#f4f1ea;border-color:#d8d1c2}button:active{transform:translateY(1px)}button[type=submit]{background:var(--accent);border-color:var(--accent);color:#fff}button[type=submit]:hover{background:var(--accent-hover);border-color:var(--accent-hover)}button:disabled{opacity:.5;cursor:not-allowed;transform:none}.result-card{margin-bottom:16px}.result-card:last-child{margin-bottom:0}.result-card h2{margin-top:0;margin-bottom:12px;font-size:.95rem;color:var(--text);display:flex;align-items:center;gap:8px}.result-card h2:before{content:"";width:4px;height:16px;border-radius:2px;background:var(--accent)}ul.result-list{list-style:none;padding:0;margin:0}ul.result-list li{display:flex;align-items:center;gap:10px;background:#f4f0e8;border:1px solid transparent;padding:10px 12px;margin-bottom:8px;border-radius:10px;transition:background .15s,border-color .15s}ul.result-list li:last-child{margin-bottom:0}ul.result-list li:hover{background:#fff;border-color:var(--border)}ul.result-list li span{flex:1 1}ul.result-list li button{padding:5px 12px;font-size:.8rem;font-weight:600;color:var(--accent);border-color:var(--border);background:#fff;flex-shrink:0}ul.result-list li button:hover{background:var(--accent-soft)}.notice{border:1px solid #fcd34d;background:#fffbeb;padding:14px 16px;border-radius:var(--radius);margin:14px 0}.error{color:var(--danger)}.muted{color:var(--text-muted);font-size:.9rem}.btn-cta{display:inline-block;background:var(--accent);color:#fff;border:1px solid var(--accent);padding:11px 22px;border-radius:8px;font-weight:700;text-decoration:none;cursor:pointer;transition:background .15s}.btn-cta:hover{background:var(--accent-hover);border-color:var(--accent-hover)}.upsell{border:1px solid #e6cdbd;background:var(--accent-soft);padding:18px;border-radius:var(--radius);margin:0 0 16px}.upsell.urgent{border-color:#e0b09c;background:#faece4}.upsell h2{margin:0 0 6px;font-size:1.05rem}.upsell p{margin:0 0 12px}.upsell .price{font-weight:700}.upsell ul{margin:8px 0 14px;padding-left:20px}