/* ============================================
   KaraokeFlow - Estilos
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;600;700;900&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #0a0f1e;
  --card:      rgba(255,255,255,0.04);
  --border:    rgba(255,255,255,0.08);
  --purple:    #a855f7;
  --blue:      #3b82f6;
  --green:     #10b981;
  --yellow:    #f59e0b;
  --red:       #ef4444;
  --text:      #e2e8f0;
  --muted:     #64748b;
  --sub:       #94a3b8;
}

body {
  font-family: 'Outfit', sans-serif;
  background: var(--bg);
  background-image:
    radial-gradient(ellipse at 20% 50%, rgba(99,50,180,0.12) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(59,130,246,0.08) 0%, transparent 50%);
  color: var(--text);
  min-height: 100vh;
}

/* ── NAV ── */
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
}
.nav-logo {
  display: flex;
  align-items: center;
}
.nav-links { display: flex; gap: 8px; }
.nav-btn {
  padding: 8px 16px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--sub);
  cursor: pointer;
  font-size: 13px;
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
}
.nav-btn:hover, .nav-btn.active {
  background: rgba(168,85,247,0.2);
  border-color: rgba(168,85,247,0.5);
  color: #c084fc;
}

/* ── LAYOUT ── */
.container { max-width: 860px; margin: 0 auto; padding: 28px 16px; }

/* ── CARDS ── */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 28px;
  margin-bottom: 20px;
}

/* ── PUBLIC HEADER ── */
.hero { text-align: center; padding: 20px 0 8px; margin-bottom: 4px; }
.hero h1 {
  font-size: clamp(36px, 8vw, 56px);
  font-weight: 900;
  letter-spacing: 4px;
  background: linear-gradient(135deg, #c084fc, #818cf8, #38bdf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero p { color: var(--muted); font-size: 15px; margin-top: 6px; letter-spacing: 2px; }

/* ── NOW PLAYING ── */
.now-playing {
  background: linear-gradient(135deg, rgba(59,130,246,0.12), rgba(99,50,180,0.12));
  border: 1px solid rgba(59,130,246,0.3);
  border-radius: 16px;
  padding: 22px 28px;
  text-align: center;
  margin-bottom: 20px;
  animation: glow 2.5s ease-in-out infinite;
  display: none;
}
.now-playing.visible { display: block; }
@keyframes glow {
  0%, 100% { box-shadow: 0 0 20px rgba(59,130,246,0.15); }
  50%       { box-shadow: 0 0 40px rgba(59,130,246,0.35); }
}
.now-label { font-size: 11px; letter-spacing: 3px; color: #60a5fa; text-transform: uppercase; margin-bottom: 10px; }
.now-name  { font-size: 28px; font-weight: 900; color: #f1f5f9; }
.now-track { font-size: 18px; color: #c084fc; margin-top: 4px; }
.now-artist{ font-size: 14px; color: var(--sub); margin-top: 2px; }

/* ── FORM ── */
.card h2 { font-size: 18px; font-weight: 700; margin-bottom: 22px; }
label { display: block; font-size: 13px; color: var(--sub); margin-bottom: 8px; font-weight: 600; }
input[type=text], input[type=password], select {
  width: 100%;
  padding: 13px 16px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: 15px;
  font-family: 'Outfit', sans-serif;
  outline: none;
  transition: border-color 0.2s;
  margin-bottom: 16px;
}
input[type=text]:focus, input[type=password]:focus {
  border-color: rgba(168,85,247,0.5);
}
.btn-primary {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, #a855f7, #6366f1);
  border: none;
  border-radius: 12px;
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  font-family: 'Outfit', sans-serif;
  cursor: pointer;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 24px rgba(168,85,247,0.35);
  transition: transform 0.1s, opacity 0.2s;
}
.btn-primary:hover  { opacity: 0.9; }
.btn-primary:active { transform: scale(0.98); }

.field { margin-bottom: 16px; }
.field label { margin-bottom: 8px; }
.field input  { margin-bottom: 0; }

/* ── ALERTS ── */
.alert {
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 14px;
  margin-bottom: 16px;
  display: none;
}
.alert.show { display: block; }
.alert-error   { background: rgba(239,68,68,0.12); border: 1px solid rgba(239,68,68,0.3); color: #fca5a5; }
.alert-success { background: rgba(16,185,129,0.12); border: 1px solid rgba(16,185,129,0.3); color: #6ee7b7; }

/* ── QUEUE LIST (Public) ── */
.queue-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.queue-item:last-child { border-bottom: none; }
.queue-num {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: rgba(168,85,247,0.2);
  display: flex; align-items: center; justify-content: center;
  color: #c084fc;
  font-weight: 700;
  font-size: 13px;
  flex-shrink: 0;
}
.queue-info { flex: 1; }
.queue-info .name  { font-weight: 700; font-size: 15px; }
.queue-info .track { color: var(--sub); font-size: 13px; margin-top: 2px; }
.badge {
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}
.badge-pendiente  { background: rgba(245,158,11,0.15); color: var(--yellow); }
.badge-cantando   { background: rgba(59,130,246,0.15);  color: var(--blue);   }
.badge-completada { background: rgba(16,185,129,0.15);  color: var(--green);  }
.badge-cancelada  { background: rgba(239,68,68,0.15);   color: var(--red);    }

/* ── ADMIN TABLE ── */
.filter-bar { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 20px; }
.filter-btn {
  padding: 7px 14px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--muted);
  cursor: pointer;
  font-size: 13px;
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  transition: all 0.2s;
}
.filter-btn.active {
  background: rgba(168,85,247,0.15);
  border-color: rgba(168,85,247,0.4);
  color: #c084fc;
}

.admin-table { width: 100%; border-collapse: collapse; }
.admin-table th {
  text-align: left;
  padding: 12px 14px;
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
}
.admin-table td {
  padding: 14px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  vertical-align: middle;
  font-size: 14px;
}
.admin-table tr:last-child td { border-bottom: none; }
.admin-table tr:hover td { background: rgba(255,255,255,0.02); }
.track-name   { font-weight: 600; color: #f1f5f9; }
.track-artist { color: var(--sub); font-size: 12px; margin-top: 2px; }
.requester    { font-weight: 700; }
.time-cell    { color: var(--muted); font-size: 12px; }

.btn-action {
  padding: 6px 12px;
  border-radius: 8px;
  border: 1px solid;
  cursor: pointer;
  font-size: 12px;
  font-weight: 700;
  font-family: 'Outfit', sans-serif;
  transition: opacity 0.15s;
  white-space: nowrap;
}
.btn-action:hover { opacity: 0.8; }
.btn-sing   { background: rgba(168,85,247,0.15); border-color: rgba(168,85,247,0.4); color: #c084fc; }
.btn-done   { background: rgba(16,185,129,0.15);  border-color: rgba(16,185,129,0.4);  color: var(--green); }
.btn-cancel { background: rgba(239,68,68,0.12);   border-color: rgba(239,68,68,0.3);   color: var(--red);   }
.btn-delete { background: rgba(239,68,68,0.12);   border-color: rgba(239,68,68,0.3);   color: var(--red);   }

.actions-cell { display: flex; gap: 6px; flex-wrap: wrap; }

.status-select {
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 6px 10px;
  font-family: 'Outfit', sans-serif;
  font-size: 13px;
  cursor: pointer;
  margin-bottom: 0;
}

/* ── STATS ── */
.stats-row { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 20px; }
.stat-chip {
  padding: 10px 18px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ── EMPTY STATE ── */
.empty { text-align: center; padding: 60px 20px; color: var(--muted); }
.empty .icon { font-size: 48px; margin-bottom: 12px; }

/* ── LOGIN ── */
.login-wrap { max-width: 360px; margin: 80px auto; }
.login-wrap .card { text-align: center; }
.login-icon { font-size: 56px; margin-bottom: 16px; }
.pin-input {
  text-align: center !important;
  letter-spacing: 10px !important;
  font-size: 24px !important;
}

/* ── RESPONSIVE ── */
@media (max-width: 640px) {
  nav { padding: 12px 16px; }
  .nav-logo { font-size: 17px; }
  .admin-table th:nth-child(5),
  .admin-table td:nth-child(5) { display: none; }
  .stat-chip { font-size: 12px; padding: 8px 12px; }
}