.confirmation-page { min-height: 100svh; background: var(--cream); border-top: 8px solid var(--sky); }
.confirmation-header { padding: 36px 0; }
.confirmation-main { padding: 80px 0 100px; max-width: 760px; }
.confirmation-symbol { width: 68px; height: 68px; object-fit: contain; margin-bottom: 32px; }
.confirmation-main h1 { color: var(--purple); font-size: 40px; line-height: 1.25; letter-spacing: 0; margin-bottom: 24px; }
.confirmation-main p { font-size: 18px; max-width: 610px; margin-bottom: 36px; }
.confirmation-page .button { letter-spacing: 0; }
.brief-card input { display: block; width: 100%; background: var(--white); color: var(--ink); border: 1px solid var(--line); border-radius: 6px; padding: 12px 14px; margin-top: 7px; }
.brief-card .submission-error { color: var(--purple); }
.brief-card .button:disabled { opacity: .65; transform: none; }
@media (prefers-color-scheme: dark) {
  .confirmation-header .brand img { content: url('/assets/logo-white.svg'); }
  .confirmation-symbol { content: url('/assets/symbol-white.svg'); }
  .brief-card input { background: var(--cream); }
}
@media (max-width: 600px) {
  .confirmation-main { padding-top: 52px; }
  .confirmation-main h1 { font-size: 30px; }
  .confirmation-main p { font-size: 16px; }
}