:root {
  color-scheme: light;
  font-family: "Segoe UI", Arial, sans-serif;
  font-synthesis: none;
  color: #243245;
  background: #f2eee5;
  --panel: #fffdf8;
  --panel-alt: #f7f3ea;
  --border: #dfd6c4;
  --muted: #756e62;
  --blue: #244f7e;
  --gold: #806330;
}
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; display: flex; flex-direction: column; }
header { background: var(--panel); border-top: 3px solid #c8a25b; border-bottom: 1px solid var(--border); }
.header-inner, main, footer { width: 100%; max-width: 1120px; margin: 0 auto; padding-left: 32px; padding-right: 32px; }
.header-inner { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding-top: 20px; padding-bottom: 20px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: #233c51; }
.brand img { flex: none; }
.brand-name { font: 28px Georgia, "Times New Roman", serif; }
.brand-caption { display: block; margin-top: 5px; font-size: 10px; font-weight: 600; letter-spacing: 1.7px; color: var(--gold); }
.portal-label { font-size: 12px; color: var(--blue); background: var(--panel-alt); border: 1px solid var(--border); border-radius: 4px; padding: 8px 12px; white-space: nowrap; }
main { flex: 1; padding-top: 38px; padding-bottom: 42px; }
.eyebrow { font-size: 10px; font-weight: 600; letter-spacing: 1.8px; color: var(--gold); margin: 0 0 10px; }
h1 { font: 30px Georgia, "Times New Roman", serif; color: #233c51; margin: 0 0 12px; }
p { font-size: 13px; line-height: 1.65; color: var(--muted); }
.intro > p:last-child { margin: 0; }
.workspace { display: grid; grid-template-columns: minmax(0, 1.8fr) minmax(260px, 1fr); gap: 24px; align-items: start; margin-top: 26px; }
.card, .guide { border: 1px solid var(--border); border-radius: 5px; background: var(--panel); overflow: hidden; }
.card-heading { padding: 21px 26px 19px; display: flex; align-items: center; gap: 14px; border-bottom: 1px solid var(--border); }
.step { display: flex; align-items: center; justify-content: center; width: 36px; height: 36px; flex: none; background: #f4ebd6; border: 1px solid #d7c294; border-radius: 4px; color: var(--gold); font-size: 12px; font-weight: 600; }
h2 { font-size: 17px; font-weight: 600; color: #233c51; margin: 0; }
.card-heading p { margin: 4px 0 0; font-size: 12px; }
.card-body { padding: 24px 26px; }
label { display: block; font-size: 13px; font-weight: 600; margin: 0 0 9px; }
input { width: 100%; min-width: 0; background: var(--panel-alt); border: 1px solid var(--border); border-radius: 4px; color: #243245; padding: 12px; font: inherit; font-size: 13px; }
input::placeholder { color: #7c786f; font-size: 12px; }
input:focus { border-color: var(--blue); }
:where(input, button, a):focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }
.field + .field { margin-top: 22px; }
.hint { font-size: 12px; margin: 8px 0 22px; line-height: 1.6; }
button { display: flex; align-items: center; justify-content: center; gap: 18px; width: 100%; min-height: 43px; padding: 11px 14px; border: 1px solid #b38a3f; border-radius: 4px; background: linear-gradient(#e5cc8c, #c8a25b); color: #2e3540; font: inherit; font-size: 13px; font-weight: 600; cursor: pointer; }
button:hover { background: linear-gradient(#edd9a6, #d4b16a); }
button:disabled { opacity: .55; cursor: wait; }
.secondary { margin-top: 10px; background: #fcf9f0; border-color: #c9b68d; color: #36516c; }
.secondary:hover { background: #eee6d6; }
.privacy { border-top: 1px solid var(--border); padding-top: 17px; margin: 23px 0 0; font-size: 11px; }
#error { color: #a13d3d; font-size: 13px; margin: 0; white-space: pre-wrap; overflow-wrap: anywhere; }
#error:not(:empty) { margin-top: 16px; padding: 12px; border: 1px solid #e4c1b7; background: #fff5f0; border-radius: 4px; }
#result { border-top: 1px solid var(--border); margin-top: 24px; padding-top: 19px; }
.result-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.result-heading h3 { font-size: 16px; margin: 0; overflow-wrap: anywhere; }
#state { font-size: 11px; background: #edf1f5; color: #244f7e; border: 1px solid #cbd5df; padding: 5px 9px; border-radius: 4px; }
dl { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 9px; margin: 18px 0; }
dl div { background: var(--panel-alt); border: 1px solid var(--border); border-radius: 4px; padding: 12px; }
dt { color: var(--muted); font-size: 11px; }
dd { margin: 5px 0 0; font-size: 13px; font-weight: 600; overflow-wrap: anywhere; font-variant-numeric: tabular-nums; }
#destination { font-size: 13px; color: #36516c; overflow-wrap: anywhere; }
#message, #delivered { font-size: 12px; }
.guide-heading { padding: 20px 22px; border-bottom: 1px solid var(--border); font-size: 14px; font-weight: 600; color: #233c51; margin: 0; }
.guide-body { padding: 22px; }
.guide ol { list-style: none; padding: 0; margin: 0; counter-reset: steps; }
.guide li { counter-increment: steps; position: relative; padding-left: 33px; }
.guide li + li { margin-top: 22px; }
.guide li::before { content: counter(steps); position: absolute; left: 0; top: 0; width: 22px; height: 22px; display: flex; align-items: center; justify-content: center; border-radius: 50%; background: #f4ebd6; color: var(--gold); font-size: 11px; font-weight: 600; }
.guide strong { font-size: 12px; font-weight: 600; line-height: 22px; }
.guide li p { font-size: 12px; margin: 4px 0 0; }
.example { margin-top: 24px; border-top: 1px solid var(--border); padding-top: 18px; }
.example p { font-size: 11px; margin: 0 0 9px; }
.example code { display: block; font: 12px/1.8 Consolas, monospace; color: #36516c; background: var(--panel-alt); padding: 10px 12px; border-radius: 4px; overflow-wrap: anywhere; }
.note { margin-top: 18px; border-left: 3px solid #c8a25b; padding: 2px 0 2px 17px; }
.note strong { font-size: 12px; color: var(--gold); }
.note p { font-size: 12px; margin: 4px 0 0; }
footer { display: flex; justify-content: space-between; gap: 16px; padding-top: 18px; padding-bottom: 22px; border-top: 1px solid var(--border); color: var(--muted); font-size: 11px; line-height: 1.6; }
[hidden] { display: none !important; }
@media (max-width: 780px) {
  .header-inner, main, footer { padding-left: 20px; padding-right: 20px; }
  main { max-width: 620px; padding-top: 28px; }
  .workspace { grid-template-columns: 1fr; gap: 22px; }
  h1 { font-size: 28px; }
  .brand-name { font-size: 25px; }
}
@media (max-width: 420px) {
  .header-inner { gap: 10px; }
  .brand { gap: 8px; }
  .brand img { width: 38px; height: 38px; }
  .brand-name { font-size: 23px; }
  .brand-caption { font-size: 9px; letter-spacing: 1px; }
  .portal-label { font-size: 10px; padding: 7px 8px; }
  .card-heading, .card-body { padding: 20px; }
  input { font-size: 16px; }
  dl { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  footer { flex-direction: column; gap: 4px; }
}