* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }

body {
  background: #0b0b0f;
  color: #fff;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}

.stage {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 18px;
}

.hero {
  max-width: min(1200px, 95vw);
  height: auto;
  border-radius: 18px;
  box-shadow: 0 22px 70px rgba(0,0,0,.55);
}

/* Minimal top-right controls */
.topbar {
  position: fixed;
  top: 14px;
  right: 14px;
  display: flex;
  gap: 12px;
  z-index: 10;
}

.linklike {
  background: rgba(0,0,0,.35);
  border: 1px solid rgba(255,255,255,.15);
  color: #fff;
  padding: 8px 12px;
  border-radius: 999px;
  text-decoration: none;
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
}

.linklike:hover {
  background: rgba(0,0,0,.55);
}

/* About modal */
.dialog {
  border: none;
  border-radius: 16px;
  padding: 0;
  max-width: 760px;
  width: calc(100vw - 32px);
  color: #111;
}

.dialog::backdrop {
  background: rgba(0,0,0,.65);
}

.dialog-inner {
  padding: 22px 22px 18px;
}

.dialog-inner h1 {
  font-size: 18px;
  margin: 0 0 10px;
}

.dialog-inner p {
  margin: 0 0 14px;
  line-height: 1.5;
  font-size: 16px;
}

.close {
  border: none;
  border-radius: 999px;
  padding: 10px 14px;
  cursor: pointer;
}