:root{--bg:#0d0d15;--surface:#13141e;--card:#1a1c28;--card-hover:#1f2133;--border:#ffffff0f;--border-strong:#ffffff1c;--text:#e2e4f0;--text-muted:#6b7280;--text-subtle:#3d4354;--store-color:#667eea;--store-gradient:linear-gradient(135deg, #667eea 0%, #764ba2 100%)}*,:before,:after{box-sizing:border-box}body{color:var(--text);background:var(--bg);margin:0;font-family:system-ui,Segoe UI,sans-serif;font-size:14px}.store-nav{background:var(--surface);border-bottom:1px solid var(--border);z-index:100;flex-wrap:wrap;gap:4px;padding:10px 14px;display:flex;position:sticky;top:0}.store-nav a{color:var(--text-muted);border:1px solid #0000;border-radius:20px;padding:5px 13px;font-size:12.5px;font-weight:500;text-decoration:none;transition:all .18s}.store-nav a:hover{color:var(--text);background:var(--card);border-color:var(--border-strong)}.store-nav a.active{color:#fff;background:var(--store-gradient);border-color:#0000;box-shadow:0 2px 10px #00000080}.seisan-app{background:var(--bg);flex-direction:column;min-height:100vh;display:flex}.seisan-header{color:#fff;text-align:center;padding:30px 32px 28px;position:relative;overflow:hidden}.seisan-header:before{content:"";background:inherit;position:absolute;inset:0}.seisan-header:after{content:"";pointer-events:none;background:linear-gradient(#00000026,#00000059);position:absolute;inset:0}.seisan-header h1{letter-spacing:-.4px;z-index:1;text-shadow:0 2px 12px #00000080;margin:0 0 6px;font-size:24px;font-weight:700;position:relative}.seisan-header p{opacity:.7;z-index:1;letter-spacing:.5px;margin:0;font-size:12.5px;position:relative}.main-grid{flex:1;grid-template-columns:1fr 1fr;align-items:start;gap:20px;width:100%;max-width:1200px;margin:0 auto;padding:20px;display:grid}.upload-zone{border:2px dashed var(--border-strong);text-align:center;cursor:pointer;background:var(--card);color:var(--text-muted);-webkit-user-select:none;user-select:none;border-radius:12px;padding:22px 16px;font-size:13px;transition:all .2s}.upload-zone:hover,.upload-zone.dragging{background:var(--card-hover);color:var(--text);border-color:var(--store-color);box-shadow:0 0 0 1px var(--store-color), 0 4px 20px #0000004d}.status-msg{color:var(--text-muted);align-items:center;gap:6px;margin-top:8px;padding:3px 2px;font-size:12px;display:flex}.input-area{border:1px solid var(--border-strong);resize:vertical;background:var(--surface);width:100%;min-height:220px;color:var(--text);border-radius:10px;outline:none;margin-top:10px;padding:12px 14px;font-family:ui-monospace,Consolas,monospace;font-size:12px;line-height:1.6;transition:border-color .2s,box-shadow .2s}.input-area:focus{border-color:var(--store-color);box-shadow:0 0 0 3px #667eea1f}.input-area::placeholder{color:var(--text-subtle)}.btn-row{gap:8px;margin-top:10px;display:flex}.analyze-btn{background:var(--store-gradient);color:#fff;cursor:pointer;letter-spacing:.3px;border:none;border-radius:8px;padding:10px 26px;font-size:14px;font-weight:700;transition:all .2s;box-shadow:0 4px 16px #0006}.analyze-btn:hover{filter:brightness(1.12);transform:translateY(-1px);box-shadow:0 6px 22px #00000080}.analyze-btn:active{filter:brightness(.98);transform:translateY(0)}.clear-btn{background:var(--card);color:var(--text-muted);border:1px solid var(--border-strong);cursor:pointer;border-radius:8px;padding:10px 18px;font-size:14px;font-weight:500;transition:all .18s}.clear-btn:hover{background:var(--card-hover);color:var(--text)}.summary-grid{grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px;display:grid}.summary-card{background:var(--card);text-align:center;border:1px solid var(--border);border-radius:10px;padding:14px 12px;transition:border-color .2s;position:relative;overflow:hidden}.summary-card:before{content:"";background:var(--store-gradient);height:2px;position:absolute;top:0;left:0;right:0}.summary-card:hover{border-color:var(--border-strong)}.summary-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.6px;margin-bottom:6px;font-size:10.5px}.summary-value{color:var(--text);letter-spacing:-.5px;font-size:20px;font-weight:700}.result-section{background:var(--card);border:1px solid var(--border);border-radius:10px;margin-bottom:12px;padding:0;transition:border-color .2s;overflow:hidden}.result-section:hover{border-color:var(--border-strong)}.result-header{background:var(--surface);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:11px 14px;display:flex}.result-label-bar{align-items:center;gap:8px;display:flex}.result-dot{background:var(--store-gradient);border-radius:50%;flex-shrink:0;width:8px;height:8px}.result-header span{color:var(--text);font-size:13px;font-weight:600}.copy-btn{background:var(--store-gradient);color:#fff;cursor:pointer;border:none;border-radius:6px;min-width:90px;padding:5px 14px;font-size:12px;font-weight:600;transition:all .18s;box-shadow:0 2px 8px #0000004d}.copy-btn:hover{filter:brightness(1.12);transform:translateY(-1px)}.copy-btn:active{transform:translateY(0)}.result-text{color:#7dd3fc;white-space:pre-wrap;word-break:break-all;background:var(--surface);min-height:48px;margin:0;padding:14px 16px;font-family:ui-monospace,Consolas,monospace;font-size:12px;line-height:1.75}.empty-state{color:var(--text-muted);text-align:center;background:var(--card);border:1px dashed var(--border-strong);border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:10px;padding:56px 24px;font-size:13.5px;display:flex}.empty-icon{opacity:.35;font-size:36px}@media (width<=768px){.main-grid{grid-template-columns:1fr;padding:14px}.seisan-header{padding:22px 16px 20px}.seisan-header h1{font-size:20px}}