:root {
  color-scheme: dark;
  --ink: #f5f7f4;
  --muted: #a9b1aa;
  --line: rgba(255, 255, 255, .12);
  --panel: rgba(19, 28, 24, .76);
  --accent: #74f0a7;
  --accent-dark: #0b2517;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at 15% 0%, rgba(52, 150, 94, .22), transparent 34rem),
    radial-gradient(circle at 95% 75%, rgba(38, 116, 88, .14), transparent 30rem),
    #09100d;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body::before {
  position: fixed;
  inset: 0;
  pointer-events: none;
  content: "";
  opacity: .16;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
}

.shell { width: min(1080px, calc(100% - 40px)); margin: 0 auto; padding: 72px 0 32px; }
.hero { max-width: 850px; }
.eyebrow { display: flex; align-items: center; gap: 10px; margin-bottom: 28px; color: var(--accent); font: 700 .76rem/1.2 ui-monospace, monospace; letter-spacing: .12em; text-transform: uppercase; }
.status-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 20px var(--accent); }
h1 { margin: 0; max-width: 800px; font-size: clamp(3rem, 8vw, 6.6rem); font-weight: 650; letter-spacing: -.065em; line-height: .94; }
.lead { max-width: 720px; margin: 30px 0 42px; color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.3rem); line-height: 1.65; }

.access-grid { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 16px; align-items: stretch; }
.subscription-card, .qr-card { border: 1px solid var(--line); border-radius: 20px; background: var(--panel); box-shadow: 0 24px 70px rgba(0, 0, 0, .28); backdrop-filter: blur(18px); }
.subscription-card { align-self: start; padding: 24px; }
.subscription-card label, .stat-label { display: block; margin-bottom: 10px; color: var(--muted); font: 650 .72rem/1.2 ui-monospace, monospace; letter-spacing: .1em; text-transform: uppercase; }
.url-row { display: grid; grid-template-columns: 1fr auto; gap: 12px; }
input, button { min-height: 52px; border-radius: 12px; font: inherit; }
input { min-width: 0; padding: 0 16px; color: var(--ink); border: 1px solid var(--line); outline: none; background: rgba(0, 0, 0, .25); }
button { padding: 0 22px; color: var(--accent-dark); border: 0; background: var(--accent); font-weight: 750; cursor: pointer; transition: transform .15s ease, filter .15s ease; }
button:hover { filter: brightness(1.07); transform: translateY(-1px); }
button:focus-visible, input:focus-visible, a:focus-visible { outline: 3px solid rgba(116, 240, 167, .45); outline-offset: 3px; }
.copy-status { min-height: 1.2em; margin: 10px 0 -4px; color: var(--accent); font-size: .85rem; }
.qr-card { display: grid; grid-template-columns: 150px minmax(150px, 210px); gap: 20px; align-items: center; padding: 16px; }
.qr-card img { display: block; width: 150px; height: 150px; padding: 8px; border-radius: 14px; background: #fff; }
.qr-card strong { display: block; font-size: 1.12rem; line-height: 1.25; }
.qr-card p { margin: 10px 0 0; color: var(--muted); font-size: .9rem; line-height: 1.45; }

.stats { display: grid; grid-template-columns: repeat(3, 1fr); margin: 80px 0; border-block: 1px solid var(--line); }
.stats article { min-width: 0; padding: 28px 24px; }
.stats article + article { border-left: 1px solid var(--line); }
.stats strong { display: block; overflow-wrap: anywhere; font-size: clamp(1.2rem, 2.5vw, 2rem); font-weight: 600; letter-spacing: -.035em; }

.instructions { display: grid; grid-template-columns: minmax(220px, .7fr) 1fr; gap: 60px; padding: 18px 0 84px; }
.section-number { margin: 0 0 16px; color: var(--accent); font: 700 .8rem/1 ui-monospace, monospace; }
h2 { margin: 0; font-size: clamp(2rem, 4vw, 3.6rem); letter-spacing: -.05em; line-height: 1; }
ol { margin: 0; padding: 0; list-style: none; counter-reset: steps; }
li { position: relative; padding: 20px 0 20px 52px; color: var(--muted); border-bottom: 1px solid var(--line); font-size: 1.05rem; line-height: 1.55; counter-increment: steps; }
li::before { position: absolute; left: 0; color: var(--ink); content: "0" counter(steps); font: 600 .82rem/1.8 ui-monospace, monospace; }
footer { display: flex; justify-content: space-between; gap: 24px; padding-top: 24px; color: var(--muted); border-top: 1px solid var(--line); font-size: .9rem; }
a { color: var(--accent); text-underline-offset: 4px; }

@media (max-width: 720px) {
  .shell { width: min(100% - 28px, 1080px); padding-top: 42px; }
  .access-grid, .url-row, .instructions { grid-template-columns: 1fr; }
  .qr-card { grid-template-columns: 120px 1fr; }
  .qr-card img { width: 120px; height: 120px; }
  .stats { grid-template-columns: 1fr; margin: 52px 0; }
  .stats article + article { border-left: 0; border-top: 1px solid var(--line); }
  .instructions { gap: 34px; padding-bottom: 58px; }
  footer { flex-direction: column; }
}