:root {
  color-scheme: dark;
  --bg: #1d1d1b;
  --panel: rgba(60, 60, 59, 0.78);
  --panel-strong: rgba(29, 29, 27, 0.94);
  --text: #f5f7fb;
  --muted: #deded4;
  --brand: #cfd600;
  --brand-2: #f1ff4b;
  --gray: #3c3c3b;
  --line: rgba(255, 255, 255, 0.12);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(207,214,0,.34), transparent 30rem),
    radial-gradient(circle at 80% 10%, rgba(255,255,255,.10), transparent 28rem),
    linear-gradient(135deg, #1d1d1b 0%, #2d2d2b 52%, #111110 100%),
    var(--bg);
  color: var(--text);
}
.shell { width: min(1180px, calc(100% - 32px)); margin: 0 auto; padding: 28px 0 72px; }
.topbar, .hero, .panel {
  border: 1px solid var(--line);
  background: linear-gradient(140deg, rgba(255,255,255,.09), rgba(207,214,0,.045));
  box-shadow: 0 24px 80px rgba(0,0,0,.35);
  backdrop-filter: blur(18px);
  border-radius: 28px;
}
.topbar { display: flex; justify-content: space-between; align-items: center; padding: 16px 20px; margin-bottom: 24px; }
.brand { display: flex; align-items: center; gap: 12px; }
.symbol { width: 42px; height: 42px; }
.wordmark { height: 28px; max-width: 210px; }
.pill, .eyebrow { color: var(--brand); font-weight: 900; letter-spacing: .08em; text-transform: uppercase; font-size: 12px; }
.hero { display: grid; grid-template-columns: 1.25fr .75fr; gap: 32px; padding: 48px; align-items: center; }
h1 { font-size: clamp(40px, 7vw, 74px); line-height: .92; margin: 14px 0 18px; letter-spacing: -0.06em; }
h2 { font-size: clamp(26px, 4vw, 38px); margin: 0 0 18px; letter-spacing: -0.04em; }
h3 { margin: 8px 0 10px; font-size: 22px; }
p { color: var(--muted); font-size: 18px; line-height: 1.65; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.button {
  border: 1px solid var(--line); border-radius: 999px; padding: 14px 20px; color: var(--text);
  text-decoration: none; cursor: pointer; font-weight: 800; font-size: 15px;
}
.button.primary { background: linear-gradient(135deg, var(--brand), var(--brand-2)); color: #1d1d1b; border: 0; }
.button.ghost { background: rgba(255,255,255,.07); }
.mascot-card { background: #f5f5ed; border: 2px solid var(--brand); border-radius: 34px; padding: 16px; color: #1d1d1b; }
.mascot-card img { width: 100%; display: block; border-radius: 26px; margin-bottom: 16px; box-shadow: 0 20px 45px rgba(0,0,0,.22); }
.mascot-card span { display: block; color: var(--muted); margin-top: 6px; }
.mascot-card div span { color: #555; }
.grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 24px; margin-top: 24px; }
.panel { padding: 30px; background-color: var(--panel); }
ol { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
li { border: 1px solid var(--line); border-radius: 18px; padding: 16px; background: rgba(255,255,255,.04); }
li strong, li span { display: block; }
li span { color: var(--muted); margin-top: 4px; }
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.plans article { border: 1px solid var(--line); border-radius: 22px; padding: 20px; background: rgba(255,255,255,.04); }
.plans article span { color: var(--brand); font-weight: 900; }
.plans p { font-size: 15px; }
.login { margin-top: 24px; display: grid; grid-template-columns: 1fr .95fr; gap: 28px; align-items: start; border-color: rgba(207,214,0,.35); }
.install { margin-top: 24px; display: grid; grid-template-columns: .9fr 1.1fr; gap: 28px; }
form { display: grid; gap: 14px; }
label { color: var(--muted); display: grid; gap: 7px; font-weight: 700; }
input {
  width: 100%; border-radius: 16px; border: 1px solid var(--line); background: rgba(0,0,0,.28);
  color: var(--text); padding: 14px 15px; font-size: 16px; outline: none;
}
input:focus { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(113,247,199,.12); }
.form-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; font-size: 14px; }
.form-row a { color: var(--brand); font-weight: 800; text-decoration: none; }
.checkbox { display: flex; grid-template-columns: none; flex-direction: row; align-items: center; gap: 8px; }
.checkbox input { width: 18px; height: 18px; accent-color: var(--brand); }
.login-status { color: var(--brand); font-weight: 900; min-height: 24px; }
.progress { grid-column: 1 / -1; display: grid; gap: 8px; color: var(--brand); font-weight: 800; }
@media (max-width: 850px) {
  .hero, .grid, .login, .install, .plans { grid-template-columns: 1fr; }
  .hero { padding: 30px; }
}