:root { --ink: #10233F; --muted: #44546B; --ground: #E9EDF2; --card: #FFFFFF; --accent: #FFC83D; --danger: #B42318; }
* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, -apple-system, "Segoe UI", sans-serif; font-size: 18px; line-height: 1.5; color: var(--ink); background: var(--ground); }
.top { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; padding: 14px 20px; background: var(--ink); color: #fff; }
.top a { color: #fff; }
.brand { font-weight: 700; font-size: 22px; text-decoration: none; }
main { max-width: 900px; margin: 0 auto; padding: 24px 16px; }
h1 { font-size: 30px; margin: 0 0 16px; }
.card { background: var(--card); border-radius: 12px; padding: 20px; margin-bottom: 20px; overflow-x: auto; }
.narrow { max-width: 420px; margin-left: auto; margin-right: auto; }
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row input { flex: 1 1 240px; margin: 0; }
label { display: block; font-weight: 700; margin: 14px 0 6px; }
input { width: 100%; font: inherit; padding: 12px; border: 2px solid var(--muted); border-radius: 10px; color: var(--ink); }
button { font: inherit; font-weight: 700; padding: 12px 22px; border: 0; border-radius: 10px; background: var(--accent); color: var(--ink); cursor: pointer; }
form > button { margin-top: 18px; }
.row > button, td button { margin-top: 0; }
button.danger { background: transparent; color: var(--danger); border: 2px solid var(--danger); padding: 6px 14px; }
input:focus-visible, button:focus-visible, a:focus-visible { outline: 3px solid #1D4ED8; outline-offset: 2px; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--ground); }
th { font-size: 15px; color: var(--muted); }
.right { text-align: right; }
.muted { color: var(--muted); }
.error { color: var(--danger); font-weight: 700; }
.sr { position: absolute; left: -9999px; }