:root {
  --color-bg: #f3f6f5;
  --color-bg-elevated: #f7faf9;
  --color-surface: #ffffff;
  --color-text: #15201c;
  --color-text-muted: #5f6b66;
  --color-border: #e2e8e5;
  --color-border-strong: #c5d0cc;
  --color-primary: #0f5c4c;
  --color-primary-hover: #0a4338;
  --color-primary-soft: rgba(15, 92, 76, 0.08);
  --color-accent: #1d6b5c;
  --color-link: #1a6b8a;

  --rail-bg: #1a2438;
  --rail-icon: #e8eef7;
  --rail-icon-muted: #9aa8c0;
  --rail-active: rgba(255, 255, 255, 0.12);

  --table-head-border: #0f5c4c;
  --table-row-alt: #f5f9f7;

  --status-completed: #16a34a;
  --status-in-progress: #2563eb;
  --status-upcoming: #ea580c;
  --status-delay: #dc2626;

  --badge-client: #16a34a;
  --badge-admin: #dc2626;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.35rem;
  --space-6: 1.75rem;
  --space-7: 2.25rem;
  --space-8: 2.75rem;

  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;

  --font-sans: "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  --shadow-sm: 0 1px 2px rgba(15, 40, 35, 0.04);
  --shadow-md: 0 8px 24px rgba(15, 40, 35, 0.07);

  --rail-width: 64px;
  --rail-expanded-width: 220px;
  --sidebar-width: 64px;
  --content-max: 1120px;
  --page-pad-x: clamp(1rem, 3.5vw, 2.5rem);
  --page-pad-y: clamp(1rem, 2.5vw, 1.75rem);
}