:root{--bg-base: #f1f5f9;--bg-card: #ffffff;--text-primary: #0f172a;--text-secondary: #475569;--accent: #0d7377;--accent-light: #14a3a8;--accent-soft: rgba(13, 115, 119, .12);--border: #e2e8f0;--positive: #0d9488;--negative: #dc2626;--neutral: #64748b;--shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);--shadow-md: 0 4px 12px rgba(15, 23, 42, .08);--radius: 12px;--radius-sm: 8px}*{box-sizing:border-box}body{margin:0;font-family:Noto Sans JP,Hiragino Kaku Gothic ProN,sans-serif;background:var(--bg-base);color:var(--text-primary);min-height:100vh}#root{min-height:100vh}.app{max-width:1600px;margin:0 auto;padding:1.5rem 1.5rem 2rem}.header{margin-bottom:1.5rem}.dashboard-title{font-size:1.6rem;font-weight:800;color:var(--text-primary);letter-spacing:-.02em;margin:.5rem 0 .25rem;line-height:1.35}.dashboard-subtitle{font-size:.95rem;color:var(--text-secondary);font-weight:500;margin-bottom:1rem}.controls{display:flex;flex-wrap:wrap;gap:1rem;align-items:center;margin-bottom:1.5rem}.controls label{display:flex;align-items:center;gap:.5rem;font-size:.9rem;color:var(--text-secondary)}.controls input[type=date]{padding:.4rem .6rem;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:.9rem}.btn-primary{background:var(--accent);color:#fff;border:none;padding:.5rem 1rem;border-radius:var(--radius-sm);font-weight:600;font-size:.9rem;cursor:pointer}.btn-primary:hover{background:var(--accent-light)}.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-bottom:1.5rem}.kpi-card{background:var(--bg-card);padding:1rem 1.25rem;border-radius:var(--radius);box-shadow:var(--shadow-sm);border:1px solid var(--border)}.kpi-value{font-size:1.75rem;font-weight:700;color:var(--text-primary);letter-spacing:-.02em}.kpi-label{font-size:.8rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.04em;margin-top:.25rem}.tabs{display:flex;flex-wrap:wrap;gap:.25rem;margin-bottom:1rem;background:var(--bg-card);padding:.4rem;border-radius:var(--radius);box-shadow:var(--shadow-sm)}.tab{padding:.5rem 1rem;border:none;background:transparent;color:var(--text-secondary);font-weight:600;font-size:.9rem;border-radius:var(--radius-sm);cursor:pointer}.tab:hover,.tab.active{background:var(--accent-soft);color:var(--accent)}.tab-panel{background:var(--bg-card);padding:1.25rem;border-radius:var(--radius);box-shadow:var(--shadow-sm);min-height:400px}.table-wrap{overflow-x:auto;border-radius:var(--radius-sm);border:1px solid var(--border)}table{width:100%;border-collapse:collapse;font-size:.9rem}th,td{padding:.6rem .75rem;text-align:left;border-bottom:1px solid var(--border);color:var(--text-primary)}th{background:#f8fafc;color:var(--text-secondary);font-weight:600}tr:last-child td{border-bottom:none}.chart-container{margin-bottom:1.5rem}.section-title{font-size:1rem;font-weight:700;margin-bottom:.75rem;color:var(--text-primary)}.error-msg{color:var(--negative);padding:1rem}.loading{color:var(--text-secondary);padding:2rem;text-align:center}