:root{--color-bg: #f4f6f9;--color-surface: #ffffff;--color-border: #e2e6ea;--color-text: #1a202c;--color-muted: #6b7280;--radius: 10px;--gap: 16px;--font: system-ui, -apple-system, sans-serif}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;font-family:var(--font);font-size:14px;line-height:1.5;background:var(--color-bg);color:var(--color-text)}#app{max-width:1600px;margin:0 auto;padding:20px 24px 40px}.dashboard-header{margin-bottom:16px}h1{margin:0 0 12px;font-size:1.4rem;font-weight:700;color:var(--color-text);letter-spacing:-.01em}.controls-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:10px 0}.btn-reset{padding:5px 12px;border:1px solid var(--color-border);border-radius:6px;background:var(--color-surface);color:#374151;font-size:.78rem;font-family:var(--font);font-weight:500;cursor:pointer;transition:background .12s,border-color .12s}.btn-reset:hover{background:#f3f4f6;border-color:#9ca3af}.btn-reset--danger:hover{background:#fef2f2;border-color:#fca5a5;color:#dc2626}.dashboard-grid{display:grid;grid-template-columns:3fr 2fr;gap:var(--gap)}.chart-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);overflow:hidden}#selection-root{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:var(--gap) 0;min-height:36px;padding:6px 12px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius)}.section-label{font-size:.78rem;font-weight:600;color:var(--color-muted);white-space:nowrap;align-self:center}.selection-tag{display:inline-flex;align-items:center;gap:4px;padding:3px 8px;background:#f3f4f6;border-radius:5px;font-size:.78rem;font-weight:500}.selection-remove{background:none;border:none;cursor:pointer;font-size:.95rem;color:#9ca3af;padding:0 2px;line-height:1}.selection-remove:hover{color:#374151}@media(max-width:860px){.dashboard-grid{grid-template-columns:1fr}}