* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: radial-gradient(ellipse at top, #1b1035 0%, #0a0618 70%);
  color: #e8e4f5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

nav {
  width: 100%;
  max-width: 960px;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.25rem 1rem;
}
nav .brand { font-weight: 700; letter-spacing: 0.08em; color: #b79cff; margin-right: auto; }
nav a { color: #9d92c4; text-decoration: none; font-size: 0.95rem; }
nav a:hover, nav a.active { color: #e8e4f5; }
nav button { background: none; border: 1px solid #3d3161; color: #9d92c4; border-radius: 6px; padding: 0.35rem 0.8rem; cursor: pointer; }
nav button:hover { color: #e8e4f5; border-color: #6a55b0; }

main { width: 100%; max-width: 960px; padding: 1rem; }

.card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(183, 156, 255, 0.15);
  border-radius: 12px;
  padding: 2rem;
  max-width: 420px;
  margin: 8vh auto 0;
}
.card h1 { font-size: 1.3rem; margin-bottom: 1.25rem; font-weight: 600; }

label { display: block; font-size: 0.85rem; color: #9d92c4; margin: 0.9rem 0 0.3rem; }
input {
  width: 100%;
  padding: 0.6rem 0.75rem;
  background: rgba(10, 6, 24, 0.6);
  border: 1px solid #3d3161;
  border-radius: 8px;
  color: #e8e4f5;
  font-size: 1rem;
}
input:focus { outline: none; border-color: #6a55b0; }

.btn {
  width: 100%;
  margin-top: 1.25rem;
  padding: 0.7rem;
  background: linear-gradient(135deg, #6a55b0, #4a3a85);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}
.btn:hover { filter: brightness(1.15); }
.btn:disabled { opacity: 0.5; cursor: default; }
.btn.secondary { background: none; border: 1px solid #3d3161; color: #9d92c4; font-weight: 400; margin-top: 0.6rem; }

.status { margin-top: 1rem; font-size: 0.9rem; color: #9d92c4; min-height: 1.2em; }
.status.error { color: #ff8f8f; }
.status.ok { color: #8fe3a8; }

.hidden { display: none; }

video { width: 100%; border-radius: 12px; background: #000; margin-top: 0.5rem; }

.hint { font-size: 0.85rem; color: #6f6596; margin-top: 0.75rem; line-height: 1.5; }

progress { width: 100%; margin-top: 1rem; accent-color: #6a55b0; }