:root {
  --bg: #0e1117;
  --surface: #161b24;
  --surface-2: #1d2430;
  --border: #2a3340;
  --text: #e7ecf3;
  --dim: #8a97a8;
  --accent: #4f8cff;
  --accent-2: #3a6fd8;
  --green: #2fbf71;
  --red: #e0556b;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: radial-gradient(1200px 600px at 50% -10%, #1a2230, var(--bg));
  color: var(--text);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}
.wrap { max-width: 640px; margin: 0 auto; padding: 32px 16px 48px; }

.head { text-align: center; margin-bottom: 22px; }
.logo {
  width: 54px; height: 54px; margin: 0 auto 10px; border-radius: 14px;
  display: grid; place-items: center; font-size: 26px; color: #fff;
  background: linear-gradient(145deg, var(--accent), var(--accent-2));
  box-shadow: 0 8px 22px rgba(79, 140, 255, .35);
}
.head h1 { margin: 0; font-size: 1.7rem; letter-spacing: -.02em; }
.sub { color: var(--dim); margin: 8px auto 0; max-width: 460px; font-size: .95rem; line-height: 1.45; }

.searchbar { display: flex; gap: 8px; margin: 22px 0 8px; }
.searchbar input {
  flex: 1; min-width: 0; background: var(--surface); border: 1px solid var(--border);
  color: var(--text); border-radius: 12px; padding: 14px 16px; font-size: 1rem; outline: none;
}
.searchbar input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(79,140,255,.18); }
.searchbar button {
  background: linear-gradient(145deg, var(--accent), var(--accent-2)); color: #fff; border: 0;
  border-radius: 12px; padding: 0 20px; font-size: 1rem; font-weight: 600; cursor: pointer;
}
.searchbar button:disabled { opacity: .6; cursor: default; }

.msg { text-align: center; color: var(--red); margin: 12px 4px; font-size: .92rem; }
.msg.info { color: var(--dim); }

.card {
  margin-top: 18px; background: var(--surface); border: 1px solid var(--border);
  border-radius: 16px; overflow: hidden; display: flex; flex-direction: column;
  animation: pop .25s ease;
}
@keyframes pop { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.thumb-wrap { background: #000; aspect-ratio: 16/9; display: grid; place-items: center; }
.thumb-wrap img { width: 100%; height: 100%; object-fit: contain; }
.info { padding: 16px 18px 18px; }
.info h2 { margin: 0 0 6px; font-size: 1.1rem; line-height: 1.35; }
.meta { color: var(--dim); font-size: .85rem; margin: 0 0 16px; display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.meta .dot { opacity: .5; }
#source { color: var(--accent); font-weight: 600; }

.actions { display: flex; gap: 10px; flex-wrap: wrap; }
.btn {
  flex: 1 1 200px; border: 1px solid var(--border); background: var(--surface-2); color: var(--text);
  border-radius: 12px; padding: 13px 14px; font-size: .98rem; font-weight: 600; cursor: pointer;
  transition: transform .05s, border-color .15s;
}
.btn:active { transform: translateY(1px); }
.btn-video { background: linear-gradient(145deg, var(--accent), var(--accent-2)); border-color: transparent; color: #fff; }
.btn-audio:hover { border-color: var(--accent); }
.btn:disabled { opacity: .55; cursor: default; }

.dlmsg { margin: 14px 0 0; font-size: .9rem; color: var(--dim); display: flex; align-items: center; gap: 8px; }
.dlmsg.error { color: var(--red); }
.dlmsg.ok { color: var(--green); }
.spinner {
  width: 16px; height: 16px; border: 2px solid var(--border); border-top-color: var(--accent);
  border-radius: 50%; animation: spin .7s linear infinite; flex: none;
}
@keyframes spin { to { transform: rotate(360deg); } }

.foot { text-align: center; margin-top: 30px; color: var(--dim); font-size: .8rem; }