:root { color-scheme: light dark; --bg: #f7f7f4; --fg: #15171c; --muted: #555b66; --card: #ffffff;
        --rule: #dcdcd6; --accent: #1f6fe0; }
@media (prefers-color-scheme: dark) {
  :root { --bg: #11131a; --fg: #f2f3f7; --muted: #a6adbb; --card: #1a1d26; --rule: #2c303c;
          --accent: #6ea8ff; } }
* { box-sizing: border-box; }
html { font-size: 112.5%; }
body { margin: 0; background: var(--bg); color: var(--fg); line-height: 1.6;
       font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif; }
a { color: var(--accent); }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.wrap { max-width: 44rem; margin: 0 auto; padding: 1.5rem 1.25rem 3rem; }
header { display: flex; align-items: center; gap: .8rem; padding-bottom: 1rem;
         border-bottom: 1px solid var(--rule); margin-bottom: 2rem; }
header img { width: 2.6rem; height: 2.6rem; border-radius: 22%; }
header a { color: var(--fg); text-decoration: none; font-weight: 700; font-size: 1.2rem; white-space: nowrap; }
/* A phone: the wordmark and both links must fit one row at 375-390pt (measured: at full size
   "Privacy" ran off the edge). */
@media (max-width: 26rem) { header { gap: .6rem; } header img { width: 2.2rem; height: 2.2rem; }
  header a { font-size: 1rem; } nav { gap: .75rem; } header nav a { font-size: .9rem; } }
nav { margin-left: auto; display: flex; gap: 1.1rem; }
nav a { font-size: 1rem; }
h1 { font-size: 2rem; line-height: 1.2; margin: .2rem 0 1rem; }
h2 { font-size: 1.25rem; margin: 2rem 0 .5rem; }
.lead { font-size: 1.2rem; color: var(--muted); }
.hero { text-align: center; padding: 1rem 0 1.5rem; }
.hero img { width: 8rem; height: 8rem; border-radius: 22%; }
.cards { display: grid; gap: 1rem; margin: 2rem 0; }
.card { background: var(--card); border: 1px solid var(--rule); border-radius: 14px; padding: 1.1rem 1.2rem; }
.card h2 { margin: 0 0 .3rem; font-size: 1.1rem; }
.card p { margin: 0; color: var(--muted); }
/* Apple asks for at least 40px on screen and clear space around the badge of a quarter its height. */
.badge { display: inline-block; margin: .6rem 0 .4rem; padding: .8rem; line-height: 0; }
/* It sits in .hero, whose img rule rounds the app icon; Apple's artwork must not be clipped. */
.badge img { height: 3.2rem; width: auto; border-radius: 0; }
.shots { display: grid; grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr)); gap: 1.2rem;
         margin: 1rem 0 2.5rem; }
.shots figure { margin: 0; text-align: center; }
.shots img { width: 100%; height: auto; border-radius: 1.4rem; border: 1px solid var(--rule);
             box-shadow: 0 6px 24px rgba(0,0,0,.18); }
.shots figcaption { margin-top: .6rem; font-size: .92rem; color: var(--muted); }
.video { margin: 1rem auto 2.5rem; text-align: center; }
.video video { width: min(100%, 20rem); height: auto; border-radius: 1.6rem; border: 1px solid var(--rule);
               box-shadow: 0 8px 28px rgba(0,0,0,.22); background: #000; }
.video figcaption { margin-top: .6rem; font-size: .92rem; color: var(--muted); }
section p { margin: 0; }
.faq h3 { font-size: 1.05rem; margin: 1.6rem 0 .3rem; }
.faq p { margin: 0; color: var(--muted); }
.email-link { color: var(--accent); cursor: pointer; text-decoration: underline; }
.email-link:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 3px; }
.steps { padding-left: 1.3rem; }
.steps li { margin: .3rem 0; }
.sample { margin: 1.5rem 0; }
.sample img { width: 100%; height: auto; border: 1px solid var(--rule); background: #fff; }
.source { font-size: .85rem; color: var(--muted); text-align: center; margin-top: -1.2rem; }
footer { margin-top: 3rem; padding-top: 1rem; border-top: 1px solid var(--rule); color: var(--muted);
         font-size: .9rem; display: flex; gap: 1.2rem; flex-wrap: wrap; }