:root{
  --text: #ffffff;
  --muted: rgba(255,255,255,.78);
  --glass: rgba(10, 12, 16, .48);
  --glass-strong: rgba(10, 12, 16, .62);
  --stroke: rgba(255,255,255,.18);
  --shadow: 0 24px 80px rgba(0,0,0,.45);
  --radius: 22px;
}

*{ box-sizing: border-box; }
html, body { height: 100%; }
body{
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
  color: var(--text);
  background: #ffffff;
}

.stage{
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
  padding: clamp(18px, 4vw, 48px);
}

.bg{
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1200px 900px at 20% 20%, rgba(0,0,0,.12), rgba(0,0,0,.55)),
    radial-gradient(1100px 900px at 80% 55%, rgba(0,0,0,.10), rgba(0,0,0,.62)),
    url("./assets/hero.png");
  background-size: cover;
  background-position: center;
  transform: scale(1.04);
}

.stage::before{
  content:"";
  position:absolute;
  inset:-2px;
  background: radial-gradient(circle at 50% 35%, rgba(255,255,255,0) 0%, rgba(0,0,0,.75) 100%);
}

.card{
  position: relative;
  width: min(760px, 92vw);
  padding: clamp(22px, 4.2vw, 40px);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--glass), var(--glass-strong));
  border: 1px solid var(--stroke);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.badge{
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.22);
  background: rgba(255,255,255,.08);
  font-weight: 650;
  font-size: 12px;
  text-transform: uppercase;
}

.title{
  margin: 14px 0 10px;
  font-size: clamp(34px, 5.2vw, 62px);
}

.subtitle{
  color: var(--muted);
  font-size: 18px;
}

.divider{
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.3), transparent);
  margin: 22px 0;
}

.notify{
  display: flex;
  gap: 10px;
}

input{
  flex: 1;
  padding: 14px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.18);
  background: rgba(0,0,0,.18);
  color: white;
}

button{
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.22);
  background: rgba(255,255,255,.14);
  color: white;
  font-weight: 700;
  cursor: pointer;
}

.footer{
  margin-top: 18px;
  display: flex;
  gap: 10px;
  font-size: 13px;
}

.link{
  color: white;
  text-decoration: none;
}