/* ==========================================================================
   THE ROYAL BARBER CLUB (SINCE 2018)
   Estilos do Painel de Gestão (admin.html)
   ========================================================================== */

:root {
  --admin-bg: #090a0d;
  --admin-sidebar: #0e1015;
  --admin-card: #141720;
  --admin-border: #222736;
  --gold: #dfb76c;
  --gold-dark: #b88a38;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --font-serif: 'Cinzel', serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--admin-bg);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
}

/* PIN Lock Screen */
.pin-screen {
  position: fixed;
  inset: 0;
  background: var(--admin-bg);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pin-box {
  background: var(--admin-card);
  border: 1px solid var(--admin-border);
  border-radius: 20px;
  padding: 3rem 2.5rem;
  max-width: 420px;
  width: 90%;
  text-align: center;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.7);
}
.pin-icon {
  width: 64px;
  height: 64px;
  background: rgba(223, 183, 108, 0.1);
  border: 1px solid var(--gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem auto;
  color: var(--gold);
  font-size: 1.6rem;
}
.pin-input {
  width: 100%;
  text-align: center;
  font-size: 2rem;
  letter-spacing: 0.4em;
  padding: 0.8rem;
  background: #090a0d;
  border: 1px solid var(--admin-border);
  border-radius: 12px;
  color: #fff;
  margin: 1.5rem 0;
}
.pin-input:focus {
  outline: none;
  border-color: var(--gold);
}

/* Admin Layout */
.admin-sidebar {
  width: 260px;
  background: var(--admin-sidebar);
  border-right: 1px solid var(--admin-border);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex-shrink: 0;
}
.sidebar-header {
  padding: 1.8rem 1.5rem;
  border-bottom: 1px solid var(--admin-border);
  display: flex;
  align-items: center;
  gap: 0.8rem;
}
.sidebar-logo-icon {
  width: 38px;
  height: 38px;
  background: var(--admin-card);
  border: 1px solid var(--gold);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
}
.sidebar-header h3 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: #fff;
}
.sidebar-header span {
  font-size: 0.65rem;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.sidebar-nav {
  list-style: none;
  padding: 1.2rem 0.8rem;
}
.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.8rem 1rem;
  border-radius: 10px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
  transition: all 0.2s;
}
.sidebar-nav a:hover, .sidebar-nav a.active {
  background: rgba(223, 183, 108, 0.1);
  color: var(--gold);
}
.sidebar-badge {
  margin-left: auto;
  background: var(--gold);
  color: #000;
  font-weight: 800;
  font-size: 0.7rem;
  padding: 0.15rem 0.5rem;
  border-radius: 50px;
}

.sidebar-footer {
  padding: 1.2rem;
  border-top: 1px solid var(--admin-border);
}

/* Main Area */
.admin-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  max-height: 100vh;
}
.admin-topbar {
  background: var(--admin-sidebar);
  border-bottom: 1px solid var(--admin-border);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.admin-content {
  padding: 2rem;
  max-width: 1200px;
}

/* Metrics Cards */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.2rem;
  margin-bottom: 2rem;
}
.metric-card {
  background: var(--admin-card);
  border: 1px solid var(--admin-border);
  border-radius: 14px;
  padding: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.metric-info h5 {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.metric-info h2 {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: #fff;
  margin-top: 0.3rem;
}
.metric-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(223, 183, 108, 0.1);
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

/* Cards & Tables */
.admin-card {
  background: var(--admin-card);
  border: 1px solid var(--admin-border);
  border-radius: 16px;
  padding: 1.8rem;
  margin-bottom: 2rem;
}
.admin-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}
.admin-card-header h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: #fff;
}

.table-responsive {
  overflow-x: auto;
}
table.admin-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}
table.admin-table th {
  padding: 0.8rem 1rem;
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  border-bottom: 1px solid var(--admin-border);
}
table.admin-table td {
  padding: 1rem;
  border-bottom: 1px solid var(--admin-border);
  font-size: 0.85rem;
}
.status-badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 50px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
}
.status-confirmed { background: rgba(16, 185, 129, 0.2); color: #34d399; }
.status-completed { background: rgba(59, 130, 246, 0.2); color: #60a5fa; }
.status-cancelled { background: rgba(239, 68, 68, 0.2); color: #f87171; }

/* Buttons in Admin */
.btn-sm {
  padding: 0.4rem 0.8rem;
  font-size: 0.75rem;
  border-radius: 6px;
}

/* Tabs */
.tab-pane {
  display: none;
}
.tab-pane.active {
  display: block;
}