:root { color-scheme: light dark; font-family: system-ui, sans-serif; line-height: 1.6; }
body { margin: 0; background: #111827; color: #f9fafb; }
main { max-width: 48rem; margin: auto; padding: 2rem 1.25rem; }
nav { display: flex; flex-wrap: wrap; gap: 1rem; margin-block: 1.5rem; }
a { color: #93c5fd; }
button { font: inherit; cursor: pointer; border: 2px solid #93c5fd; border-radius: .4rem; padding: .65rem 1rem; background: #1e3a8a; color: #fff; }
button:disabled { cursor: not-allowed; background: #374151; color: #d1d5db; border-color: #6b7280; }
button[aria-pressed="true"] { border-color: #fff; }
a:focus-visible, button:focus-visible { outline: 3px solid #fbbf24; outline-offset: 4px; }
h1 { line-height: 1.25; }
.notice { border-left: 4px solid #fbbf24; padding-left: 1rem; }
#handoff-status { min-height: 4rem; }
.owner-content { white-space: pre-wrap; overflow-wrap: anywhere; }
footer { margin-top: 2rem; border-top: 1px solid #6b7280; }