:root {
  --bg: #10131a;
  --card: #181d29;
  --text: #f4f6fb;
  --muted: #aab3c5;
  --accent: #f1c45b;
  --danger: #ff7a7a;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: radial-gradient(circle at top, #202840, var(--bg));
  color: var(--text);
  min-height: 100vh;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px clamp(18px, 4vw, 48px);
  border-bottom: 1px solid rgba(255,255,255,.08);
}

h1, h2, p { margin-top: 0; }
p { color: var(--muted); line-height: 1.5; }
main { width: min(1100px, 94vw); margin: 28px auto; }
.card {
  background: rgba(24, 29, 41, .92);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 18px;
  padding: 24px;
  margin-bottom: 22px;
  box-shadow: 0 16px 35px rgba(0,0,0,.24);
}
.login-card { max-width: 420px; margin: 60px auto; }
label { display: block; color: var(--muted); margin: 14px 0 7px; }
input {
  width: 100%;
  padding: 13px 14px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.16);
  background: #0f1320;
  color: var(--text);
}
button {
  border: 0;
  background: var(--accent);
  color: #171103;
  font-weight: 700;
  border-radius: 12px;
  padding: 12px 16px;
  cursor: pointer;
  margin-top: 16px;
}
button:hover { filter: brightness(1.05); }
.hidden { display: none !important; }
.error { color: var(--danger); }
.hero { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 16px;
}
.media-card {
  background: #111724;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 16px;
  padding: 18px;
}
.media-card h3 {
  margin: 0 0 10px;
  text-transform: capitalize;
}
.media-card p { margin-bottom: 0; font-size: .9rem; }
video { width: 100%; border-radius: 14px; background: black; max-height: 70vh; }
.inline-form { display: grid; grid-template-columns: 1fr 1fr auto; gap: 12px; align-items: end; }
.note { border-left: 5px solid var(--accent); }
@media (max-width: 700px) {
  .hero, .topbar { align-items: flex-start; flex-direction: column; }
  .inline-form { grid-template-columns: 1fr; }
}