:root {
  --bg: #212121;
  --panel: #171717;
  --border: #303030;
  --text: #ececec;
  --muted: #a1a1a1;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, Arial, sans-serif;
}

body {
  min-height: 100vh;
}

.hero {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.card {
  width: 100%;
  max-width: 560px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 32px;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.28);
}

.eyebrow {
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

h1 {
  margin: 0 0 12px;
  font-size: 42px;
  line-height: 1.1;
}

p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.6;
}

.actions {
  margin-top: 28px;
}

.primary-button {
  display: inline-block;
  text-decoration: none;
  background: #ffffff;
  color: #111111;
  border-radius: 999px;
  padding: 12px 20px;
  font-weight: 600;
}

.primary-button:hover {
  opacity: 0.92;
}