:root {
  --bg: #0f1420;
  --bg-alt: #161d2e;
  --border: #253049;
  --text: #e7ebf3;
  --muted: #8b96ad;
  --accent: #4f8cff;
  --ok: #3ecf8e;
  --warn: #f0b429;
  --error: #ff6b6b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 24px;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
}

.brand { font-weight: 700; letter-spacing: 0.02em; }

.topbar nav { display: flex; gap: 18px; align-items: center; }

.container { max-width: 1080px; margin: 0 auto; padding: 28px 20px 60px; }

h1 { margin-top: 0; }

.muted { color: var(--muted); }
.small { font-size: 0.85em; }
.truncate { max-width: 260px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.banner {
  padding: 12px 16px;
  border-radius: 8px;
  margin: 16px 0;
  border: 1px solid var(--border);
}
.banner.ok { background: rgba(62, 207, 142, 0.12); border-color: var(--ok); }
.banner.warn { background: rgba(240, 180, 41, 0.12); border-color: var(--warn); }
.banner.error { background: rgba(255, 107, 107, 0.12); border-color: var(--error); }
.error { color: var(--error); }

.cards { display: flex; gap: 16px; flex-wrap: wrap; margin: 20px 0; }
.card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 22px;
  min-width: 180px;
}
.card-value { font-size: 1.6em; font-weight: 700; word-break: break-all; }
.card-label { color: var(--muted); margin-top: 4px; }

.table { width: 100%; border-collapse: collapse; margin-top: 12px; }
.table th, .table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 0.92em;
  vertical-align: top;
}
.table th { color: var(--muted); font-weight: 600; }

.badge { padding: 2px 10px; border-radius: 999px; font-size: 0.8em; }
.badge-ok { background: rgba(62, 207, 142, 0.18); color: var(--ok); }
.badge-off { background: rgba(255, 107, 107, 0.18); color: var(--error); }

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 20px;
  max-width: 640px;
}
.form-grid label { display: flex; flex-direction: column; gap: 6px; font-size: 0.9em; color: var(--muted); }
.form-grid label.full { grid-column: 1 / -1; }
.form-grid label.checkbox { flex-direction: row; align-items: center; gap: 8px; }
.form-grid .actions { grid-column: 1 / -1; display: flex; gap: 10px; }

input[type="text"], input[type="password"], input[type="number"], input[type="date"], select {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 9px 10px;
  border-radius: 6px;
  font-size: 0.95em;
}

button {
  background: var(--accent);
  color: white;
  border: none;
  padding: 10px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.92em;
}
button.secondary { background: transparent; border: 1px solid var(--border); color: var(--text); }
button:hover { filter: brightness(1.1); }

.link-button {
  background: none;
  border: none;
  color: var(--accent);
  padding: 0;
  font-size: 0.88em;
  cursor: pointer;
}
.link-button.danger { color: var(--error); }
.link-button:hover { text-decoration: underline; }

form.inline { display: inline; }

.row-actions { display: flex; gap: 10px; flex-wrap: wrap; white-space: nowrap; }

.url-cell code, .playlist-url {
  background: var(--bg);
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.82em;
  word-break: break-all;
}

.new-user-box {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 18px;
  margin: 16px 0;
}
.new-user-box summary { cursor: pointer; font-weight: 600; }
.new-user-box form { margin-top: 14px; }

.login-box {
  max-width: 360px;
  margin: 10vh auto;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 32px;
}
.login-box form { display: flex; flex-direction: column; gap: 14px; margin-top: 18px; }
.login-box label { display: flex; flex-direction: column; gap: 6px; font-size: 0.9em; color: var(--muted); }

.cred-box {
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  min-width: 320px;
}
.cred-box code { word-break: break-all; }
.url-cell details summary { cursor: pointer; color: var(--accent); font-size: 0.88em; }

.app-footer {
  max-width: 1080px;
  margin: 40px auto 0;
  padding: 14px 20px 30px;
  color: var(--muted);
  font-size: 0.78em;
  text-align: center;
}