/* ============================================================
   RGC Admin Panel Styles
   ============================================================ */
:root {
  --primary:    #0F2D52;
  --secondary:  #1D5AA6;
  --accent:     #E4B95B;
  --bg:         #F0F2F5;
  --white:      #FFFFFF;
  --border:     #E2E8F0;
  --text:       #1A1A1A;
  --muted:      #6C757D;
  --success:    #22c55e;
  --danger:     #ef4444;
  --warning:    #f59e0b;
  --info:       #3b82f6;
  --sidebar-w:  260px;
  --header-h:   64px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}

/* ── Layout ── */
.admin-wrapper { display: flex; min-height: 100vh; }

/* Sidebar */
.admin-sidebar {
  width: var(--sidebar-w);
  background: var(--primary);
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 200;
  display: flex;
  flex-direction: column;
  transition: transform .3s ease;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,.2) transparent;
}
.sidebar-logo {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
  display: flex;
  align-items: center;
  gap: .75rem;
  text-decoration: none;
}
.sidebar-logo-icon {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--accent), #C8973A);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 900; font-size: 1rem; color: var(--primary);
  flex-shrink: 0;
}
.sidebar-logo-text { font-size: .9rem; font-weight: 700; color: var(--white); line-height: 1.3; }
.sidebar-logo-sub  { font-size: .65rem; color: var(--accent); text-transform: uppercase; letter-spacing: 1px; }

.sidebar-nav { flex: 1; padding: 1rem 0; }
.nav-group-label {
  font-size: .65rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: rgba(255,255,255,.35);
  padding: .75rem 1.5rem .3rem;
  font-weight: 600;
}
.sidebar-link {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .65rem 1.5rem;
  color: rgba(255,255,255,.7);
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: all .2s;
  font-size: .88rem;
  font-weight: 500;
}
.sidebar-link i { width: 18px; text-align: center; font-size: .95rem; }
.sidebar-link:hover  { background: rgba(255,255,255,.06); color: var(--white); }
.sidebar-link.active { background: rgba(228,185,91,.12); color: var(--accent); border-left-color: var(--accent); }

.sidebar-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid rgba(255,255,255,.1);
  font-size: .78rem;
  color: rgba(255,255,255,.4);
}

/* Main content */
.admin-main {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Top Bar */
.admin-topbar {
  height: var(--header-h);
  background: var(--white);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 1.5rem;
  gap: 1rem;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 8px rgba(0,0,0,.06);
}
.topbar-title { font-weight: 700; font-size: 1rem; color: var(--primary); flex: 1; }
.topbar-admin {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .85rem;
  color: var(--muted);
}
.topbar-admin strong { color: var(--text); }
.topbar-avatar {
  width: 34px; height: 34px;
  background: linear-gradient(135deg, var(--secondary), var(--primary));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--white);
  font-size: .8rem;
  font-weight: 700;
}
.btn-topbar-logout {
  background: rgba(239,68,68,.1);
  border: 1px solid rgba(239,68,68,.25);
  color: var(--danger);
  padding: .35rem .85rem;
  border-radius: 6px;
  font-size: .8rem;
  font-weight: 600;
  text-decoration: none;
  transition: all .2s;
}
.btn-topbar-logout:hover { background: var(--danger); color: var(--white); }

/* Content Area */
.admin-content { padding: 1.5rem; flex: 1; }

/* Cards */
.admin-card {
  background: var(--white);
  border-radius: 12px;
  border: 1px solid var(--border);
  box-shadow: 0 1px 6px rgba(0,0,0,.05);
  overflow: hidden;
}
.admin-card-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.admin-card-title { font-weight: 700; font-size: .95rem; color: var(--primary); }
.admin-card-body { padding: 1.25rem; }

/* Stat Cards */
.stat-card-admin {
  background: var(--white);
  border-radius: 12px;
  padding: 1.25rem;
  border: 1px solid var(--border);
  box-shadow: 0 1px 6px rgba(0,0,0,.05);
  display: flex;
  align-items: center;
  gap: 1rem;
}
.stat-icon-admin {
  width: 52px; height: 52px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}
.stat-icon-admin.blue   { background: rgba(29,90,166,.1);  color: var(--secondary); }
.stat-icon-admin.gold   { background: rgba(228,185,91,.15); color: #B8860B; }
.stat-icon-admin.green  { background: rgba(34,197,94,.1);   color: var(--success); }
.stat-icon-admin.red    { background: rgba(239,68,68,.1);   color: var(--danger); }
.stat-num-admin { font-size: 1.6rem; font-weight: 800; color: var(--primary); line-height: 1; }
.stat-lbl-admin { font-size: .78rem; color: var(--muted); margin-top: .15rem; }

/* Tables */
.admin-table { width: 100%; border-collapse: collapse; font-size: .85rem; }
.admin-table th {
  background: var(--bg);
  padding: .65rem 1rem;
  text-align: left;
  font-weight: 600;
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.admin-table td {
  padding: .75rem 1rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.admin-table tr:last-child td { border-bottom: none; }
.admin-table tr:hover td { background: rgba(15,45,82,.02); }
.table-img { width: 48px; height: 48px; border-radius: 8px; object-fit: cover; border: 1px solid var(--border); }

/* Form */
.form-label { font-size: .82rem; font-weight: 600; color: var(--primary); }
.form-control, .form-select {
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-size: .88rem;
  padding: .55rem .85rem;
  transition: all .2s;
  background: var(--white);
}
.form-control:focus, .form-select:focus {
  border-color: var(--secondary);
  box-shadow: 0 0 0 3px rgba(29,90,166,.1);
}
textarea.form-control { resize: vertical; min-height: 100px; }
.form-hint { font-size: .75rem; color: var(--muted); margin-top: .2rem; }

/* Buttons */
.btn-admin-primary {
  background: linear-gradient(135deg, var(--secondary), var(--primary));
  color: var(--white);
  border: none;
  padding: .5rem 1.25rem;
  border-radius: 8px;
  font-size: .85rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  transition: all .2s;
  text-decoration: none;
}
.btn-admin-primary:hover { opacity: .9; color: var(--white); transform: translateY(-1px); }
.btn-admin-secondary {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  padding: .5rem 1.25rem;
  border-radius: 8px;
  font-size: .85rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  transition: all .2s;
  text-decoration: none;
}
.btn-admin-secondary:hover { background: #e2e8f0; color: var(--text); }
.btn-admin-danger {
  background: rgba(239,68,68,.1);
  color: var(--danger);
  border: 1px solid rgba(239,68,68,.25);
  padding: .4rem .9rem;
  border-radius: 6px;
  font-size: .8rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  transition: all .2s;
  text-decoration: none;
}
.btn-admin-danger:hover { background: var(--danger); color: var(--white); }
.btn-admin-edit {
  background: rgba(59,130,246,.1);
  color: var(--info);
  border: 1px solid rgba(59,130,246,.25);
  padding: .4rem .9rem;
  border-radius: 6px;
  font-size: .8rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  transition: all .2s;
  text-decoration: none;
}
.btn-admin-edit:hover { background: var(--info); color: var(--white); }
.action-btns { display: flex; gap: .4rem; flex-wrap: wrap; }

/* Status badges */
.badge-active   { background: rgba(34,197,94,.12);  color: #15803d;  padding: .2rem .6rem; border-radius: 50px; font-size: .75rem; font-weight: 600; }
.badge-inactive { background: rgba(239,68,68,.12);  color: var(--danger); padding: .2rem .6rem; border-radius: 50px; font-size: .75rem; font-weight: 600; }
.badge-pending  { background: rgba(245,158,11,.12); color: #b45309;  padding: .2rem .6rem; border-radius: 50px; font-size: .75rem; font-weight: 600; }
.badge-read     { background: rgba(107,114,128,.1); color: var(--muted); padding: .2rem .6rem; border-radius: 50px; font-size: .75rem; font-weight: 600; }

/* Login Page */
.admin-login-page {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--primary) 0%, #0A1E38 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}
.login-card {
  background: var(--white);
  border-radius: 20px;
  padding: 2.5rem;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 20px 60px rgba(0,0,0,.3);
}
.login-logo { text-align: center; margin-bottom: 2rem; }
.login-logo-icon {
  width: 64px; height: 64px;
  background: linear-gradient(135deg, var(--accent), #C8973A);
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 900; font-size: 1.4rem; color: var(--primary);
  margin: 0 auto .75rem;
}
.login-title { font-size: 1.3rem; font-weight: 800; color: var(--primary); }
.login-sub   { font-size: .85rem; color: var(--muted); }
.login-form .form-control { padding: .75rem 1rem; font-size: .9rem; }
.btn-login {
  background: linear-gradient(135deg, var(--secondary), var(--primary));
  color: var(--white);
  border: none;
  width: 100%;
  padding: .8rem;
  border-radius: 10px;
  font-weight: 700;
  font-size: .95rem;
  cursor: pointer;
  transition: all .2s;
  margin-top: .5rem;
}
.btn-login:hover { opacity: .9; transform: translateY(-1px); }
.alert-error {
  background: rgba(239,68,68,.08);
  border: 1px solid rgba(239,68,68,.2);
  color: var(--danger);
  border-radius: 8px;
  padding: .65rem 1rem;
  font-size: .85rem;
  margin-bottom: 1rem;
}

/* Pagination */
.admin-pagination { display: flex; gap: .3rem; justify-content: center; padding: 1rem 0; }
.admin-pagination a, .admin-pagination span {
  padding: .4rem .75rem; border-radius: 6px; font-size: .82rem; font-weight: 500;
  border: 1px solid var(--border); color: var(--muted); text-decoration: none; transition: all .2s;
}
.admin-pagination a:hover { border-color: var(--secondary); color: var(--secondary); }
.admin-pagination .current { background: var(--secondary); color: var(--white); border-color: var(--secondary); }

/* Toast */
.admin-toast {
  position: fixed;
  bottom: 20px; right: 20px;
  min-width: 280px;
  background: var(--white);
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(0,0,0,.15);
  padding: .85rem 1rem;
  display: flex; align-items: center; gap: .75rem;
  transform: translateX(120%);
  transition: transform .3s ease;
  z-index: 9999;
  border-left: 4px solid var(--success);
  font-size: .85rem;
}
.admin-toast.show { transform: translateX(0); }
.admin-toast.error { border-left-color: var(--danger); }

/* Responsive */
@media (max-width: 768px) {
  .admin-sidebar { transform: translateX(-100%); }
  .admin-sidebar.open { transform: translateX(0); }
  .admin-main { margin-left: 0; }
}