/* ============================================
   ADMIN PANEL - PREMIUM DARK THEME
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
    --admin-bg: #f8fafc;
    --admin-sidebar: #ffffff;
    --admin-card: #ffffff;
    --admin-border: #e2e8f0;
    --admin-text: #1e293b;
    --admin-muted: #64748b;
    --admin-primary: #22c55e;
    --admin-primary-dark: #16a34a;
    --admin-hover: #f1f5f9;
    --admin-radius: 12px;
}

body.admin-body {
    font-family: 'Inter', sans-serif;
    background: var(--admin-bg);
    color: var(--admin-text);
    min-height: 100vh;
}
body.admin-body h1, body.admin-body h2, body.admin-body h3, body.admin-body h4, body.admin-body h5, body.admin-body h6 {
    color: inherit !important;
}

/* Sidebar */
.admin-sidebar {
    position: fixed;
    top: 0; left: 0; bottom: 0;
    width: 270px;
    background: var(--admin-sidebar);
    border-right: 1px solid var(--admin-border);
    z-index: 1050;
    overflow-y: auto;
    transition: all 0.3s;
}
.admin-sidebar .sidebar-brand {
    padding: 20px;
    border-bottom: 1px solid var(--admin-border);
    display: flex;
    align-items: center;
    gap: 12px;
}
.admin-sidebar .sidebar-brand .brand-icon {
    width: 40px; height: 40px;
    background: linear-gradient(135deg, #22c55e, #16a34a);
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    color: white; font-size: 1.2rem;
}
.admin-sidebar .sidebar-brand h5 {
    color: var(--admin-text); font-weight: 800; margin: 0; font-size: 1.1rem;
}
.admin-sidebar .sidebar-brand small { color: var(--admin-muted); font-size: 0.75rem; }

.admin-sidebar .nav-section { padding: 16px 20px 8px; font-size: 0.7rem; text-transform: uppercase; letter-spacing: 1.5px; color: var(--admin-muted); font-weight: 600; }

.admin-sidebar .nav-link {
    display: flex; align-items: center; gap: 12px;
    padding: 10px 20px; color: var(--admin-muted);
    font-size: 0.88rem; font-weight: 500;
    border-radius: 0; transition: all 0.2s;
}
.admin-sidebar .nav-link:hover { color: var(--admin-primary-dark); background: var(--admin-hover); }
.admin-sidebar .nav-link.active { color: var(--admin-primary); background: rgba(34,197,94,0.1); border-right: 3px solid var(--admin-primary); }
.admin-sidebar .nav-link i { font-size: 1.1rem; width: 22px; text-align: center; }

/* Main Content */
.admin-main { margin-left: 270px; min-height: 100vh; }
.admin-topbar {
    background: var(--admin-sidebar);
    border-bottom: 1px solid var(--admin-border);
    padding: 12px 30px;
    display: flex; align-items: center; justify-content: space-between;
}
.admin-topbar .page-title { font-weight: 700; font-size: 1.1rem; color: var(--admin-text); }
.admin-topbar .user-menu { display: flex; align-items: center; gap: 12px; }
.admin-topbar .user-avatar {
    width: 36px; height: 36px; border-radius: 50%;
    background: linear-gradient(135deg, #22c55e, #16a34a);
    display: flex; align-items: center; justify-content: center;
    color: white; font-weight: 700; font-size: 0.85rem;
}

.admin-content { padding: 30px; }

/* Admin Cards */
.admin-card {
    background: var(--admin-card);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius);
    padding: 24px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
}
.admin-stat-card {
    background: var(--admin-card);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius);
    padding: 24px;
    transition: all 0.3s;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}
.admin-stat-card:hover { border-color: rgba(34,197,94,0.3); transform: translateY(-3px); }
.admin-stat-card .stat-icon {
    width: 48px; height: 48px; border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.3rem; margin-bottom: 16px;
}
.admin-stat-card .stat-value { font-size: 1.8rem; font-weight: 800; color: var(--admin-text); }
.admin-stat-card .stat-label { font-size: 0.8rem; color: var(--admin-muted); margin-top: 4px; }

/* Admin Tables */
.admin-card .table { 
    color: var(--admin-text) !important;
    --bs-table-bg: transparent; 
    --bs-table-border-color: var(--admin-border); 
}
.admin-card .table thead th { 
    border-bottom: 2px solid var(--admin-border); 
    font-weight: 600; 
    font-size: 0.8rem; 
    text-transform: uppercase; 
    letter-spacing: 0.5px; 
    color: var(--admin-muted); 
    padding: 12px 16px; 
}
.admin-card .table tbody td { 
    padding: 14px 16px; 
    vertical-align: middle; 
    border-color: var(--admin-border); 
    font-size: 0.9rem; 
    color: var(--admin-text) !important;
}

/* Admin Buttons */
.btn-admin { padding: 8px 20px; border-radius: 8px; font-weight: 600; font-size: 0.85rem; border: none; transition: all 0.2s; }
.btn-admin-primary { background: linear-gradient(135deg, #22c55e, #16a34a); color: white; }
.btn-admin-primary:hover { box-shadow: 0 4px 15px rgba(34,197,94,0.4); color: white; transform: translateY(-1px); }
.btn-admin-danger { background: #ef4444; color: white; }
.btn-admin-danger:hover { background: #dc2626; color: white; }
.btn-admin-secondary { background: #f1f5f9; color: var(--admin-text); border: 1px solid var(--admin-border); }
.btn-admin-secondary:hover { background: #e2e8f0; color: var(--admin-text); }

/* Admin Forms */
.admin-card .form-control, .admin-card .form-select {
    background: #ffffff; border: 1px solid var(--admin-border);
    color: var(--admin-text) !important; border-radius: 8px; padding: 10px 16px;
}
.admin-card .form-select option {
    background: #ffffff;
    color: var(--admin-text);
}
.admin-card .form-control::placeholder, .login-card .form-control::placeholder {
    color: var(--admin-muted) !important;
}
.admin-card .form-control:focus, .admin-card .form-select:focus {
    background: #ffffff; border-color: var(--admin-primary);
    box-shadow: 0 0 0 3px rgba(34,197,94,0.15); color: var(--admin-text);
}
.admin-card .form-label { font-weight: 600; font-size: 0.88rem; color: var(--admin-text); margin-bottom: 6px; }

/* Login Page */
.login-page {
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    background: #f8fafc;
}
.login-card {
    background: #ffffff;
    border: 1px solid var(--admin-border);
    border-radius: 16px;
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 10px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
}
.login-card .login-icon {
    width: 70px; height: 70px;
    background: linear-gradient(135deg, #22c55e, #16a34a);
    border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 20px;
    color: white; font-size: 2rem;
    box-shadow: 0 10px 15px -3px rgba(34,197,94,0.3);
}
.login-card h4 { color: var(--admin-text); font-weight: 800; text-align: center; margin-bottom: 8px; }
.login-card p { color: var(--admin-muted); text-align: center; font-size: 0.95rem; margin-bottom: 30px; }

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