:root {
  color-scheme: dark;
  --bg: #0b0c10;
  --panel: #13161c;
  --line: #ffffff19;
  --ink: #f5f6f8;
  --muted: #b0b6c3;
  --accent: #b8cdff;
  --button: #edf2fc;
  --button-hover: #d9e5ff;
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: 24px; }
body { position: relative; isolation: isolate; margin: 0; background: var(--bg); }
.atmosphere { position: absolute; z-index: -1; inset: 0 0 auto; height: 930px; pointer-events: none; background: linear-gradient(180deg, #0b0c100d 45%, var(--bg) 100%), url('/assets/media-atmosphere.webp') center top / cover no-repeat; }
button, input, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; color: inherit; }
a { color: inherit; text-underline-offset: 4px; }
p { line-height: 1.6; }
svg { display: block; flex-shrink: 0; }
button:focus-visible, a:focus-visible, summary:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
::selection { background: var(--accent); color: var(--bg); }
.wrap { width: min(1280px, calc(100% - 64px)); margin-inline: auto; }
.header { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 25px 0; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--ink); text-decoration: none; font-size: 1.125rem; font-weight: 650; letter-spacing: -.025em; }
.mark { display: grid; place-items: center; width: 36px; height: 36px; color: var(--accent); }
.mark svg { width: 28px; height: 28px; }
.nav { display: flex; align-items: center; gap: 28px; }
.nav a { color: var(--muted); text-decoration: none; font-size: .9375rem; }
.text-button { padding: 0; border: 0; background: none; color: var(--muted); font-size: .9375rem; }
.text-button:hover, .nav a:hover { color: var(--ink); text-decoration: underline; }

.hero { display: grid; grid-template-columns: minmax(0, 1fr) 520px; gap: 64px; align-items: center; padding: 64px 0 76px; }
.hero-copy { min-width: 0; }
.eyebrow { display: flex; align-items: center; gap: 10px; margin: 0 0 20px; color: #c1c9d9; font-size: .75rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 22px; height: 1px; background: #b8cdff; box-shadow: 0 0 12px #82a7ff66; }
h1 { margin: 0 0 28px; font-size: clamp(3rem, 5vw, 4.5rem); line-height: 1.07; letter-spacing: -.055em; font-weight: 650; }
h1 span { color: #bac8e0; }
.intro { max-width: 440px; margin: 0; color: #d2d6df; font-size: 1.25rem; line-height: 1.6; }
.free-note { margin: 26px 0 0; color: var(--muted); font-size: .9375rem; }
.plan { min-width: 0; padding: 30px; border: 1px solid #ffffff26; border-radius: 20px; background: linear-gradient(145deg, #1a202bcc, #0e121bd9); -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px); box-shadow: 0 24px 80px #0005, inset 0 1px 0 #ffffff09; }
.plan h2 { margin: 0; font-size: 1.75rem; font-weight: 600; letter-spacing: -.03em; }
.plan-description { margin: 8px 0 24px; color: var(--muted); font-size: 1rem; }
.primary { display: flex; align-items: center; justify-content: center; width: 100%; min-height: 54px; padding: 14px 20px; border: 1px solid #ffffff66; border-radius: 10px; background: var(--button); color: #111827; font-size: 1rem; font-weight: 650; line-height: 1.5; box-shadow: 0 2px 10px #0002; transition: background .15s; }
.primary:hover { background: var(--button-hover); }
.buy-button { min-height: 60px; margin-top: 22px; font-size: 1.125rem; }
.buy-button::after { content: "→"; margin-left: 14px; font-size: 1.25rem; font-weight: 400; }
.checkout-note { margin: 14px 0 0; color: var(--muted); text-align: center; font-size: .8125rem; }
.mode-notice { margin: 16px 0 0; padding: 12px; border: 1px solid #866c36; border-radius: 8px; color: #f6da9b; font-size: .875rem; }
h2 { margin: 0 0 16px; font-size: 1.75rem; line-height: 1.25; font-weight: 600; letter-spacing: -.025em; }
.trust-row { display: flex; align-items: center; justify-content: space-between; gap: 24px; list-style: none; margin: 0 0 32px; padding: 23px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); color: #c4cad6; font-size: .875rem; }
.trust-row li { display: flex; align-items: center; gap: 12px; }
.trust-row svg { width: 22px; height: 22px; color: var(--accent); }
.trust-row a { text-decoration-color: #ffffff40; }
.trust-row + .purchase-status[hidden] + .faq { border-top: 0; padding-top: 6px; }
.faq { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: 64px; padding: 38px 0 48px; border-top: 1px solid var(--line); }
.faq h2 { margin: 0; }
.faq details { border-bottom: 1px solid var(--line); }
.faq details:first-child summary { padding-top: 0; }
summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 21px 0; list-style: none; cursor: pointer; font-size: 1rem; line-height: 1.5; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; flex-shrink: 0; color: var(--muted); font-size: 1.25rem; }
details[open] summary::after { content: "−"; }
details p { margin: 0 16px 22px 0; color: var(--muted); font-size: .9375rem; }
.footer { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 26px 0 18px; border-top: 1px solid var(--line); color: var(--muted); font-size: .8125rem; }
.footer-links { display: flex; gap: 24px; }
.footer-links button { font-size: inherit; }
.footer-note { margin: 0; padding-bottom: 26px; color: var(--muted); font-size: .75rem; }

dialog { width: min(520px, calc(100% - 32px)); max-height: 90dvh; overflow-y: auto; padding: 28px; border: 1px solid #444b58; border-radius: 16px; background: var(--panel); color: var(--ink); box-shadow: 0 20px 80px #0007; }
dialog::backdrop { background: #08090dbf; }
.dialog-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; color: var(--muted); font-size: .875rem; }
.close { border: 0; padding: 4px 8px; background: none; color: var(--muted); font-size: 1.5rem; line-height: 1; }
dialog h2 { margin-bottom: 12px; font-size: 1.75rem; }
dialog p { margin: 0 0 20px; color: var(--muted); font-size: .9375rem; }
.order { padding: 16px; margin-bottom: 22px; border: 1px solid #4d6495; border-radius: 8px; background: #202d49; color: var(--ink); font-size: 1rem; font-weight: 600; line-height: 1.5; }
.skip { position: absolute; top: -70px; left: 16px; z-index: 10; padding: 12px; background: var(--accent); color: var(--bg); }
.skip:focus { top: 12px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }

@media (max-width: 1180px) {
  .hero { grid-template-columns: minmax(0, 1fr) 480px; gap: 40px; }
  .plan { padding: 26px; }
}
@media (max-width: 960px) {
  .trust-row { flex-wrap: wrap; justify-content: flex-start; gap: 20px 30px; }
  .atmosphere { height: 1000px; background-position: center top, 62% top; opacity: .72; }
  .hero { grid-template-columns: 1fr; gap: 32px; padding: 40px 0 44px; }
  .hero-copy { max-width: 650px; }
  h1 { font-size: clamp(2.75rem, 7vw, 4rem); margin-bottom: 18px; }
  .eyebrow { margin-bottom: 14px; }
  .intro { max-width: 600px; }
  .free-note { margin-top: 14px; }
  .plan { width: 100%; max-width: 620px; }
  .faq { grid-template-columns: 1fr; gap: 26px; }
}
@media (max-width: 600px) {
  .trust-row { flex-direction: column; align-items: flex-start; gap: 18px; font-size: .8125rem; }
  .atmosphere { height: 800px; background-position: center top, 58% top; opacity: .6; }
  .wrap { width: calc(100% - 32px); }
  .header { padding: 18px 0; gap: 12px; }
  .brand { gap: 6px; font-size: .9375rem; }
  .mark { width: 25px; height: 25px; }
  .mark svg { width: 23px; height: 23px; }
  .nav { gap: 0; }
  .nav a { display: none; }
  .nav .text-button { max-width: 74px; font-size: .8125rem; line-height: 1.4; text-align: right; }
  .hero { padding-top: 30px; gap: 26px; }
  h1 { font-size: clamp(2.5rem, 10.5vw, 3.5rem); }
  .intro { font-size: 1rem; }
  .free-note { font-size: .8125rem; }
  .plan { padding: 20px; border-radius: 14px; }
  .plan h2 { font-size: 1.5rem; }
  .plan-description { margin-bottom: 18px; font-size: .9375rem; }
  .buy-button { margin-top: 18px; font-size: 1rem; }
  h2 { font-size: 1.5rem; }
  .footer { flex-direction: column; align-items: flex-start; gap: 18px; }
  dialog { padding: 22px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .primary { transition: none; }
}