:root {
  --bg: #F6F6FA; --ink: #1C1B2E; --muted: #5C5B72; --line: #E2E2EC;
  --accent: #C8307A; --accent-ink: #FFFFFF; --screen: #28284C; --ring: #6870A8;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) { --bg: #121220; --ink: #EDEDF5; --muted: #A3A3BA; --line: #2A2A42; --accent: #E0508E; --ring: #B8C8E0; }
}
:root[data-theme="dark"] { --bg: #121220; --ink: #EDEDF5; --muted: #A3A3BA; --line: #2A2A42; --accent: #E0508E; --ring: #B8C8E0; }

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 17px/1.55 Geist, system-ui, sans-serif; }
a { color: inherit; text-underline-offset: .2em; }
a:focus-visible { outline: 2px solid var(--ring); outline-offset: 3px; border-radius: 6px; }
h1, h2, h3, p { margin: 0; }

.bar, .hero, main, .foot { max-width: 1120px; margin-inline: auto; padding-inline: 24px; }
.bar { display: flex; justify-content: space-between; align-items: center; height: 72px; font-weight: 500; }
.bar a { text-decoration: none; }
.bar a:hover { text-decoration: underline; }
.mark { font-weight: 700; letter-spacing: -.01em; }

.hero { display: grid; grid-template-columns: 1fr minmax(0, 480px); gap: 64px; align-items: center; padding-block: 56px 96px; }
.product { color: var(--accent); font-weight: 600; margin-bottom: 12px; }
h1 { font-size: clamp(40px, 6vw, 64px); line-height: 1.05; letter-spacing: -.035em; font-weight: 700; max-width: 12ch; }
.lead { margin-top: 20px; font-size: 19px; color: var(--muted); max-width: 40ch; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.btn { display: inline-flex; align-items: center; height: 48px; padding-inline: 22px; border-radius: 999px; font-weight: 600;
       text-decoration: none; border: 1px solid var(--line); }
.btn:hover { border-color: var(--muted); }
.btn.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn.primary:hover { filter: brightness(1.08); }

.screen { background: var(--screen); border-radius: 20px; padding: 6%; }
.screen img { display: block; width: 100%; height: auto; image-rendering: pixelated; border-radius: 4px; }

main section { padding-block: 72px; border-top: 1px solid var(--line); }
h2 { font-size: 32px; line-height: 1.15; letter-spacing: -.025em; font-weight: 700; margin-bottom: 36px; }

.shots { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.shots .screen { border-radius: 14px; }
.shots p { margin-top: 14px; color: var(--muted); font-size: 15px; }

.steps { list-style: none; counter-reset: step; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 40px; }
.steps li { counter-increment: step; }
.steps li::before { content: counter(step); display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%;
                    background: var(--ink); color: var(--bg); font-weight: 600; font-size: 15px; margin-bottom: 16px; }
.steps h3 { font-size: 19px; font-weight: 600; letter-spacing: -.01em; }
.steps p { margin-top: 6px; color: var(--muted); max-width: 34ch; }

.foot { padding-block: 0 48px; color: var(--muted); font-size: 15px; }
.foot-in { padding-top: 32px; border-top: 1px solid var(--line); }
.foot p + p { margin-top: 6px; }
.foot a + a { margin-left: 20px; }
.fine { font-size: 13px; }

@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; gap: 40px; padding-block: 24px 64px; }
  .hero-shot { max-width: 420px; }
  .shots { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
  .steps { grid-template-columns: 1fr; gap: 28px; }
  main section { padding-block: 56px; }
}
@media (max-width: 480px) {
  .bar, .hero, main, .foot { padding-inline: 16px; }
  .shots p { font-size: 14px; }
}