:root{--color-primary-900: #0c2340;--color-primary-800: #0f3460;--color-primary-700: #1a4a82;--color-primary-600: #1e5fa8;--color-primary-500: #2175c3;--color-primary-400: #4a90d9;--color-primary-100: #deeaf7;--color-primary-50: #eef5fc;--color-secondary-800: #1e293b;--color-secondary-700: #334155;--color-secondary-600: #475569;--color-secondary-500: #64748b;--color-secondary-400: #94a3b8;--color-secondary-200: #e2e8f0;--color-secondary-100: #f1f5f9;--color-secondary-50: #f8fafc;--color-success-700: #15803d;--color-success-600: #16a34a;--color-success-500: #22c55e;--color-success-100: #dcfce7;--color-success-50: #f0fdf4;--color-warning-700: #b45309;--color-warning-600: #d97706;--color-warning-500: #f59e0b;--color-warning-100: #fef3c7;--color-warning-50: #fffbeb;--color-danger-700: #b91c1c;--color-danger-600: #dc2626;--color-danger-500: #ef4444;--color-danger-100: #fee2e2;--color-danger-50: #fef2f2;--color-neutral-900: #111827;--color-neutral-800: #1f2937;--color-neutral-700: #374151;--color-neutral-600: #4b5563;--color-neutral-500: #6b7280;--color-neutral-400: #9ca3af;--color-neutral-300: #d1d5db;--color-neutral-200: #e5e7eb;--color-neutral-100: #f3f4f6;--color-neutral-50: #f9fafb;--color-surface: #ffffff;--color-surface-hover: var(--color-neutral-50);--color-surface-alt: var(--color-neutral-50);--color-surface-input: #ffffff;--color-app-bg: var(--color-secondary-100);--color-border: var(--color-neutral-200);--color-border-strong: var(--color-neutral-300);--color-text: var(--color-neutral-800);--color-text-strong: var(--color-neutral-900);--color-text-muted: var(--color-neutral-500);--color-text-faint: var(--color-neutral-400);--color-text-on-primary:#ffffff;--color-shadow: rgba(0,0,0,.08);--sidebar-width: 240px;--sidebar-collapsed-width: 56px;--header-height: 52px;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 8px;--shadow-sm: 0 1px 2px 0 rgba(0,0,0,.05);--shadow-md: 0 2px 8px 0 rgba(0,0,0,.08);--shadow-lg: 0 4px 16px 0 rgba(0,0,0,.12);--font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Meiryo", sans-serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:14px}body{font-family:var(--font-family);background-color:var(--color-app-bg);color:var(--color-text);line-height:1.5;-webkit-font-smoothing:antialiased}button{font-family:var(--font-family);cursor:pointer;border:none;background:none}a{text-decoration:none;color:inherit}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-neutral-300);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--color-neutral-400)}