:root { color-scheme: light; font-family: system-ui, -apple-system, Segoe UI, sans-serif; color: #172b43; background: #f2f6fb; }
* { box-sizing: border-box; }
main { max-width: 760px; margin: 35px auto; padding: 0 20px 40px; }
header { padding: 18px 8px 12px; }
h1 { font-size: 2.25rem; margin: 0 0 10px; letter-spacing: -.045em; }
p { line-height: 1.5; }
.eyebrow { font-size: .8rem; font-weight: 800; color: #1261a4; letter-spacing: .1em; }
.card { background: white; border: 1px solid #dce6ee; border-radius: 14px; padding: 24px 26px; margin: 14px 0; box-shadow: 0 5px 18px #19456b0a; }
h2 { font-size: 1.15rem; margin: 0 0 14px; }
label { display: block; font-size: .92rem; font-weight: 650; margin: 15px 0; }
input:not([type=checkbox]) { display: block; width: 100%; margin-top: 7px; border: 1px solid #b6c5d4; border-radius: 7px; font: inherit; padding: 11px 12px; }
button { background: #0865aa; color: white; border: 0; border-radius: 7px; padding: 12px 18px; font-size: .98rem; font-weight: 700; cursor: pointer; }
button:disabled { opacity: .48; cursor: not-allowed; }
.small, footer { font-size: .84rem; color: #53657a; }
.checkbox { display: flex; align-items: flex-start; gap: 11px; font-weight: 500; }
.checkbox input { margin-top: 5px; flex: 0 0 auto; }
.warning { border-left: 3px solid #d28221; background: #fff6e9; padding: 12px 15px; }
#status { border-radius: 8px; background: #eaf3ff; padding: 15px 18px; margin: 20px 0; white-space: pre-wrap; }
#status.error { color: #8b1728; background: #fff0f2; }
li { margin: 8px 0; }
footer { text-align: center; padding-top: 20px; }