:root {
  --bg: #0f1220;
  --panel: #171b2e;
  --accent: #ff3b5c;
  --accent2: #5b8cff;
  --text: #e9ecf5;
  --text-dim: #9aa1b8;
  --border: #262c47;
  --success: #2ecc71;
  --error: #ff4d5e;
}

* { 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(--accent2); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Login ---------- */
.login-page {
  display: flex; align-items: center; justify-content: center;
  height: 100vh;
}
.login-box {
  background: var(--panel);
  padding: 40px;
  border-radius: 12px;
  width: 340px;
  border: 1px solid var(--border);
}
.login-box h1 { margin: 0 0 4px; font-size: 22px; }
.login-box .subtitle { color: var(--text-dim); margin-top: 0; margin-bottom: 24px; }
.login-box label { display: block; margin-bottom: 6px; font-size: 13px; color: var(--text-dim); }
.login-box input {
  width: 100%; padding: 10px; margin-bottom: 16px;
  background: #0f1220; border: 1px solid var(--border); border-radius: 6px; color: var(--text);
}
.login-box button {
  width: 100%; padding: 12px; background: var(--accent); border: none; border-radius: 6px;
  color: white; font-weight: 600; cursor: pointer;
}
.login-box button:hover { opacity: 0.9; }

/* ---------- Admin / Presenter layout ---------- */
.admin-layout { display: flex; min-height: 100vh; }
.sidebar {
  width: 240px; background: var(--panel); border-right: 1px solid var(--border);
  display: flex; flex-direction: column; padding: 20px 0; flex-shrink: 0;
}
.sidebar-brand {
  padding: 0 20px 20px; font-weight: 700; font-size: 16px; border-bottom: 1px solid var(--border); margin-bottom: 10px;
}
.sidebar-brand .badge {
  display: block; font-size: 11px; color: var(--accent); font-weight: 600; margin-top: 4px; text-transform: uppercase;
}
.sidebar a {
  padding: 10px 20px; color: var(--text); font-size: 14px;
}
.sidebar a:hover { background: rgba(255,255,255,0.05); text-decoration: none; }
.sidebar a.logout { margin-top: auto; color: var(--accent); }

.content { flex: 1; padding: 30px 40px; max-width: 1100px; }
.content-header h1 { margin: 0 0 20px; font-size: 24px; }

/* ---------- Cards / panels ---------- */
.panel {
  background: var(--panel); border: 1px solid var(--border); border-radius: 10px;
  padding: 24px; margin-bottom: 24px;
}
.panel h2 { margin-top: 0; font-size: 17px; }

.live-status-card {
  background: var(--panel); border: 1px solid var(--border); border-left: 4px solid var(--accent2);
  padding: 16px 20px; border-radius: 8px; margin-bottom: 24px;
}
.live-status-card.is-live { border-left-color: var(--accent); }

.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 24px; }
.stat-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 20px; text-align: center;
}
.stat-number { display: block; font-size: 28px; font-weight: 700; color: var(--accent2); }
.stat-label { display: block; font-size: 12px; color: var(--text-dim); margin-top: 4px; text-transform: uppercase; }

/* ---------- Forms ---------- */
.form-grid { display: flex; flex-wrap: wrap; gap: 16px; align-items: end; }
.form-grid label { display: flex; flex-direction: column; font-size: 13px; color: var(--text-dim); gap: 6px; min-width: 200px; }
.form-grid label.checkbox { flex-direction: row; align-items: center; gap: 8px; }
.form-grid input, .form-grid select {
  padding: 9px; background: #0f1220; border: 1px solid var(--border); border-radius: 6px; color: var(--text);
}
.form-grid button {
  padding: 10px 18px; background: var(--accent); border: none; border-radius: 6px; color: white; font-weight: 600; cursor: pointer; height: fit-content;
}
.form-grid button:hover { opacity: 0.9; }
.form-grid .hidden { display: none; }
.hint { color: var(--text-dim); font-size: 13px; }

/* ---------- Tables ---------- */
.data-table { width: 100%; border-collapse: collapse; margin-top: 12px; }
.data-table th, .data-table td {
  text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); font-size: 14px;
}
.data-table th { color: var(--text-dim); font-weight: 600; font-size: 12px; text-transform: uppercase; }

.tag { padding: 2px 8px; border-radius: 10px; font-size: 11px; font-weight: 600; }
.tag-active { background: rgba(46,204,113,0.15); color: var(--success); }
.tag-suspended { background: rgba(255,77,94,0.15); color: var(--error); }

/* ---------- Alerts ---------- */
.alert { padding: 12px 16px; border-radius: 6px; margin-bottom: 16px; font-size: 14px; }
.alert-error { background: rgba(255,77,94,0.15); color: var(--error); border: 1px solid var(--error); }
.alert-success { background: rgba(46,204,113,0.15); color: var(--success); border: 1px solid var(--success); }

/* ---------- Public player ---------- */
.public-page {
  display: flex; align-items: center; justify-content: center; height: 100vh;
  background: radial-gradient(circle at top, #1a1f3a, #0f1220);
}
.player-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 16px;
  padding: 40px; width: 380px; text-align: center;
}
.player-card h1 { margin: 0 0 16px; font-size: 22px; }
.now-playing { color: var(--accent2); font-size: 15px; min-height: 20px; margin-bottom: 20px; }
.player-card audio { width: 100%; margin-bottom: 16px; }
#play-btn {
  padding: 12px 30px; background: var(--accent); border: none; border-radius: 30px;
  color: white; font-weight: 600; cursor: pointer; font-size: 15px;
}
#play-btn:hover { opacity: 0.9; }

code {
  background: rgba(255,255,255,0.06); padding: 2px 6px; border-radius: 4px; font-size: 13px;
}

@media (max-width: 800px) {
  .admin-layout { flex-direction: column; }
  .sidebar { width: 100%; flex-direction: row; overflow-x: auto; }
  .sidebar-brand { display: none; }
  .content { padding: 20px; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
}