/* ARC colours, from https://arc-repo.com/brand. Generated 2026-11-09. */
:root {
  --arc-navy: #050727; /* The dark ground and the Sweep frame. */
  --arc-blue: #0062f0; /* Primary actions, links and one optional section flood. */
  --arc-coral: #ff6347; /* The outer arc and one closing section flood, never body text. */
  --arc-yellow: #ffd200; /* The inner arc, number chips and actions on dark grounds. */
  --arc-shell: #f4f6f8; /* Cool ledger-paper cards and alternating sections. */
  --arc-ink: #17151c; /* Text on light grounds. */
  --arc-white: #ffffff; /* Page background, cards and text on blue. */
  --arc-rule: #dde3ea; /* Hairline borders, ledger rules and diagram rules. */
}