:root {
  color-scheme: light;
  --background: #f5f5f7;
  --surface: rgba(255, 255, 255, .84);
  --text: #1d1d1f;
  --muted: #6e6e73;
  --line: rgba(29, 29, 31, .1);
  --accent: #0071e3;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 78% 7%, rgba(123, 97, 255, .13), transparent 25rem),
    radial-gradient(circle at 18% 18%, rgba(0, 149, 255, .12), transparent 30rem),
    var(--background);
  color: var(--text);
  font: 400 1rem/1.7 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
body.jotly {
  --background: #f7f6fa;
  --accent: #3512cf;
  background:
    radial-gradient(circle at 78% 7%, rgba(255, 84, 39, .13), transparent 25rem),
    radial-gradient(circle at 18% 18%, rgba(53, 18, 207, .16), transparent 30rem),
    var(--background);
}
body.jotly .back-link {
  background: linear-gradient(135deg, #3512cf, #4b1cff);
  box-shadow: 0 10px 26px rgba(53, 18, 207, .22);
}
body.jotly .content-card { box-shadow: 0 24px 70px rgba(28, 5, 112, .14); }
body.jotly .privacy-note { background: linear-gradient(135deg, #eee9ff, #fff4e9); }
a { color: inherit; }
.wrap { width: min(calc(100% - 2rem), 980px); margin-inline: auto; }
header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(0, 0, 0, .07);
  background: rgba(251, 251, 253, .76);
  backdrop-filter: blur(20px) saturate(150%);
}
nav { min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { display: inline-flex; align-items: center; gap: .7rem; text-decoration: none; font-weight: 750; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 2rem;
  aspect-ratio: 1;
  border-radius: .62rem;
  background: linear-gradient(145deg, #1d1d1f, #4a4a4f);
  color: #fff;
  font-size: .75rem;
  box-shadow: 0 6px 18px rgba(0,0,0,.16);
}
.back-link {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 1rem;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-size: .86rem;
  font-weight: 650;
}
main { padding: clamp(4.5rem, 10vw, 8rem) 0; }
.page-shell { display: grid; grid-template-columns: minmax(0, .7fr) minmax(24rem, 1fr); gap: clamp(2rem, 7vw, 6rem); align-items: start; }
.page-shell.policy { grid-template-columns: minmax(0, .7fr) minmax(28rem, 1fr); }
.eyebrow { margin: 0 0 1rem; color: var(--accent); font-size: .76rem; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; }
h1 { max-width: 10ch; margin: 0; font-size: clamp(3.7rem, 8vw, 7rem); line-height: .92; letter-spacing: -.07em; }
.intro { max-width: 29rem; margin: 1.5rem 0 0; color: var(--muted); font-size: 1.05rem; }
.content-card {
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid rgba(255,255,255,.92);
  border-radius: 1.8rem;
  background: var(--surface);
  box-shadow: 0 24px 70px rgba(54,58,79,.12);
  backdrop-filter: blur(24px);
}
.app-heading { display: flex; align-items: center; gap: 1rem; padding-bottom: 1.4rem; border-bottom: 1px solid var(--line); }
.app-heading img { width: 4rem; height: 4rem; border-radius: 1rem; object-fit: cover; box-shadow: 0 10px 25px rgba(0,0,0,.15); }
.app-heading strong { display: block; font-size: 1.12rem; }
.app-heading span { display: block; color: var(--muted); font-size: .9rem; }
.contact-block { padding: 1.35rem 0; border-bottom: 1px solid var(--line); }
.contact-block p, .policy-content p { margin: 0 0 .7rem; color: #3a3a3c; }
.contact { display: inline-flex; min-height: 44px; align-items: center; color: var(--accent); font-weight: 700; text-decoration: none; }
.contact:hover { text-decoration: underline; text-underline-offset: .2em; }
.faq { padding-top: .35rem; }
.faq h2, .policy-content h2 { margin: 1.4rem 0 .45rem; font-size: 1.25rem; letter-spacing: -.02em; }
.faq p { margin: 0; color: #515154; }
.privacy-note { margin-top: 1.5rem; padding: 1rem 1.1rem; border-radius: 1rem; background: #f0f7ff; color: #3a3a3c; }
.privacy-note strong { display: block; margin-bottom: .2rem; }
.privacy-note p { margin: 0; }
.privacy-note a { display: inline-flex; min-height: 44px; align-items: center; color: var(--accent); font-weight: 700; text-decoration: none; }
.privacy-note a:hover { text-decoration: underline; text-underline-offset: .2em; }
.policy-content { padding-top: 1rem; }
.policy-content p { margin: .75rem 0; }
.policy-content ul { margin: .7rem 0 1rem; padding-left: 1.25rem; color: #3a3a3c; }
.policy-content li + li { margin-top: .45rem; }
footer { padding: 0 0 3rem; color: #86868b; font-size: .85rem; }
.footer-row { display: flex; justify-content: space-between; gap: 1rem; border-top: 1px solid var(--line); padding-top: 1.5rem; }
.footer-row a { color: var(--accent); font-weight: 650; text-decoration: none; }
.footer-row a:hover { text-decoration: underline; text-underline-offset: .2em; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; }
@media (max-width: 760px) {
  .wrap { width: min(calc(100% - 1.25rem), 980px); }
  .page-shell, .page-shell.policy { grid-template-columns: 1fr; gap: 2.5rem; }
  h1 { font-size: clamp(3.3rem, 16vw, 5rem); }
  main { padding: 4rem 0 5rem; }
  .content-card { border-radius: 1.4rem; }
}
@media (max-width: 420px) {
  .brand > span:last-child { display: none; }
  .back-link { padding-inline: .85rem; }
  .footer-row { flex-direction: column; }
}