:root {
  --bg: #f2f2ef;
  --card: #ffffff;
  --ink: #16171a;
  --muted: #50545c;
  --line: #e3e2dd;
  --brand: #c42647;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0b0b0d; --card: #1c1c1f; --ink: #f2f2f0; --muted: #a1a4ab; --line: #2a2a2f; --brand: #ff7a93; }
}
* { box-sizing: border-box; }
body {
  margin: 0; min-height: 100dvh; display: flex; align-items: center; justify-content: center;
  background: var(--bg); color: var(--ink);
  font: 16px/1.55 "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", sans-serif;
  padding: max(24px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(24px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
}
.card { width: 100%; max-width: 440px; background: var(--card); border-radius: 32px; padding: 32px 24px; display: flex; flex-direction: column; gap: 16px; text-align: center; box-shadow: 0 20px 60px -30px rgba(0,0,0,.35); }
.card.wide { max-width: 560px; }
.logo { align-self: center; width: 88px; height: 88px; border-radius: 22px; background: linear-gradient(135deg, #ff7a3d, #f2385a); display: flex; align-items: center; justify-content: center; box-shadow: 0 14px 30px -14px rgba(242,56,90,.7); }
.logo svg { width: 62px; height: 62px; }
h1 { margin: 0; font-size: 24px; line-height: 1.3; text-wrap: balance; }
h1.brand { font-family: "Unbounded", "Be Vietnam Pro", sans-serif; font-size: 34px; }
.lead { margin: 0; font-size: 18px; font-weight: 600; }
.muted { margin: 0; color: var(--muted); }
.points { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 10px; text-align: left; }
.points li { background: var(--bg); border-radius: 18px; padding: 12px 14px; }
.btn { display: flex; align-items: center; justify-content: center; min-height: 50px; padding: 0 18px; border-radius: 999px; font-weight: 600; text-decoration: none; font-size: 16px; }
.btn.primary { background: linear-gradient(135deg, #ff7a3d, #f2385a); color: #fff; }
.btn.ghost { background: var(--bg); color: var(--ink); }
.btn.disabled { color: var(--muted); font-size: 14px; }
.btn:focus-visible, .link:focus-visible { outline: 3px solid var(--brand); outline-offset: 2px; }
.row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.link { border: 0; background: none; color: var(--brand); font: inherit; font-weight: 600; cursor: pointer; padding: 8px; }
.fine { margin: 0; font-size: 13px; color: var(--muted); }
.privacy { border-top: 1px solid var(--line); padding-top: 14px; }
section { display: flex; flex-direction: column; gap: 14px; }
section[hidden] { display: none; }
@media (max-width: 380px) { .row { grid-template-columns: 1fr; } }
/* Long-form pages (privacy, support) */
.card.doc { max-width: 720px; text-align: left; gap: 12px; }
.doc h2 { margin: 12px 0 0; font-size: 19px; }
.doc p, .doc ul { margin: 0; }
.doc ul { padding-left: 20px; display: flex; flex-direction: column; gap: 6px; }
.doc a { color: var(--brand); }
.doc hr { border: 0; border-top: 1px solid var(--line); margin: 16px 0 4px; width: 100%; }
.brandlink { font-family: "Unbounded", "Be Vietnam Pro", sans-serif; font-weight: 700; font-size: 20px; color: var(--brand); text-decoration: none; }
body:has(.card.doc) { align-items: flex-start; }
.fine a { color: var(--muted); }
.doc ol { margin: 0; padding-left: 20px; display: flex; flex-direction: column; gap: 6px; }