* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: #0f1115;
  color: #e8eaed;
}
.hidden { display: none !important; }

.login-box {
  max-width: 320px;
  margin: 15vh auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 32px;
  background: #1a1d24;
  border-radius: 12px;
}
.login-box h1 { margin: 0 0 8px; font-size: 22px; }
.login-box input, .login-box button { padding: 10px 12px; border-radius: 8px; border: 1px solid #2c313c; font-size: 15px; }
.login-box input { background: #0f1115; color: #e8eaed; }
.login-box button { background: #4ea1ff; color: #06131f; font-weight: 600; border: none; cursor: pointer; }
.error { color: #ff6b6b; min-height: 18px; margin: 0; font-size: 13px; }

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  border-bottom: 1px solid #2c313c;
}
header h1 { font-size: 20px; margin: 0; }

main { padding: 24px; display: flex; flex-direction: column; gap: 24px; max-width: 900px; margin: 0 auto; }

.panel { background: #1a1d24; border-radius: 12px; padding: 20px; }
.panel-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.panel-header h2 { margin: 0; font-size: 17px; }

button { cursor: pointer; }
button:not(.secondary):not(.icon) {
  background: #4ea1ff; color: #06131f; font-weight: 600; border: none;
  padding: 8px 14px; border-radius: 8px; font-size: 14px;
}
button.secondary { background: transparent; color: #9aa4b2; border: 1px solid #2c313c; padding: 8px 14px; border-radius: 8px; font-size: 14px; }
button.icon { background: none; border: none; color: #9aa4b2; font-size: 16px; padding: 4px 8px; }
button.icon:hover { color: #e8eaed; }

.card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px;
  border: 1px solid #2c313c;
  border-radius: 10px;
  margin-bottom: 10px;
  gap: 12px;
}
.card-main { display: flex; flex-direction: column; gap: 4px; }
.card-title { font-weight: 600; }
.card-sub { font-size: 13px; color: #9aa4b2; }
.card-actions { display: flex; gap: 8px; flex-wrap: wrap; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 6px; font-size: 12px; margin-right: 6px; }
.badge.ok { background: #1e3a2b; color: #6adf9a; }
.badge.warn { background: #3a2e1e; color: #ffbb66; }

dialog { border: none; border-radius: 12px; padding: 0; background: #1a1d24; color: #e8eaed; max-width: 480px; width: 90vw; }
dialog::backdrop { background: rgba(0,0,0,0.6); }
dialog form, dialog .dialog-content { padding: 24px; display: flex; flex-direction: column; gap: 12px; }
dialog h3 { margin: 0 0 4px; }
dialog label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: #9aa4b2; }
dialog input, dialog select, dialog textarea {
  background: #0f1115; color: #e8eaed; border: 1px solid #2c313c; border-radius: 8px; padding: 8px 10px; font-size: 14px; font-family: inherit;
}
dialog input[type=color] { padding: 2px; height: 36px; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 8px; }

#videosList { max-height: 50vh; overflow-y: auto; }
.video-row { padding: 8px 0; border-bottom: 1px solid #2c313c; font-size: 13px; }
.video-row a { color: #4ea1ff; }