:root{--color-text: #1d1d1f;--color-text-secondary: rgba(0, 0, 0, .56);--color-bg: #fff;--color-bg-section: #f5f5f7;--color-border: #d2d2d7;--color-accent: #0071e3;--color-link: #0066cc;--color-text-on-dark: #f5f5f7;--font-text: "SF Pro JP", "SF Pro Text", "SF Pro Icons", "Hiragino Kaku Gothic Pro", "ヒラギノ角ゴ Pro W3", メイリオ, Meiryo, "ＭＳ Ｐゴシック", "Helvetica Neue", Helvetica, Arial, sans-serif;--font-display: "SF Pro JP", "SF Pro Display", "SF Pro Icons", "Hiragino Kaku Gothic Pro", "ヒラギノ角ゴ Pro W3", メイリオ, Meiryo, "ＭＳ Ｐゴシック", "Helvetica Neue", Helvetica, Arial, sans-serif;--content-max-width: 1200px;--content-max-width-narrow: 800px;--sidebar-width: 240px;--nav-height: 44px;--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 48px;--space-2xl: 80px;--radius-card: 12px;--radius-input: 8px;--radius-button: 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ease}@media (max-width: 720px){.tree-overview{grid-template-columns:1fr;grid-template-areas:"big" "caption" "bar" "actions"}.tree-overview__actions{justify-content:flex-start}}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:var(--space-lg);margin-bottom:var(--space-xl)}.stat-card{background:var(--color-bg-section);border-radius:var(--radius-card);padding:var(--space-lg)}.stat-card__label{font-size:14px;color:var(--color-text-secondary);letter-spacing:normal;margin-bottom:var(--space-xs)}.stat-card__value{font-family:var(--font-display);font-size:40px;font-weight:600;line-height:1.1;color:var(--color-text)}.coverage-list{list-style:none;padding:0;margin:0}.coverage-row{display:grid;grid-template-columns:1fr 100px 200px;align-items:center;padding:var(--space-sm) 0;border-bottom:1px solid var(--color-border);gap:var(--space-md)}.coverage-row__name{font-size:14px;letter-spacing:normal}.coverage-row__count{font-size:13px;color:var(--color-text-secondary);letter-spacing:normal;text-align:right}.coverage-bar{position:relative;height:6px;background:var(--color-border);border-radius:3px;overflow:hidden}.coverage-bar__fill{position:absolute;top:0;left:0;height:100%;background:var(--color-accent);border-radius:3px}.flex-row{display:flex;gap:var(--space-sm);align-items:center;flex-wrap:wrap}.empty-state{text-align:center;color:var(--color-text-secondary);padding:var(--space-2xl) var(--space-lg);background:var(--color-bg-section);border-radius:var(--radius-card)}.error-state{padding:var(--space-lg);background:#fff5f5;border:1px solid #fed7d7;color:#9b2c2c;border-radius:var(--radius-card)}@media (max-width: 833px){.layout{grid-template-columns:1fr}.sidebar{border-right:none;border-bottom:1px solid var(--color-border)}.main{padding:var(--space-lg) var(--space-md)}.page-title{font-size:32px}}