/* ============================================
   TreePro Corporate - Admin Panel Stylesheet
   ============================================ */

:root {
    --primary: #1B5E20;
    --primary-light: #2E7D32;
    --accent: #F9A825;
    --dark: #1a1a2e;
    --dark-light: #16213e;
    --sidebar-bg: #0f172a;
    --sidebar-hover: #1e293b;
    --sidebar-active: #1B5E20;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    --white: #FFFFFF;
    --success: #10B981;
    --danger: #EF4444;
    --warning: #F59E0B;
    --info: #3B82F6;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --transition: all 0.2s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: 'Inter', -apple-system, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: var(--gray-700);
    background: var(--gray-100);
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; }

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

/* Sidebar */
.sidebar {
    width: 260px;
    background: var(--sidebar-bg);
    color: var(--gray-300);
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    overflow-y: auto;
    transition: var(--transition);
}
.sidebar-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px 24px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
.sidebar-brand {
    display: block;
    font-size: 18px;
    font-weight: 700;
    color: var(--white);
    line-height: 1.2;
}
.sidebar-sub {
    display: block;
    font-size: 11px;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 1px;
}
.sidebar-nav {
    padding: 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}
.sidebar-nav a:hover { background: var(--sidebar-hover); color: var(--white); }
.sidebar-nav a.active { background: var(--sidebar-active); color: var(--white); }
.sidebar-nav a svg { width: 18px; height: 18px; flex-shrink: 0; }
.sidebar-divider {
    height: 1px;
    background: rgba(255,255,255,0.06);
    margin: 12px 0;
}
.logout-link:hover { color: var(--danger) !important; }
.badge {
    background: var(--danger);
    color: var(--white);
    font-size: 11px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 20px;
    margin-left: auto;
}

/* Main */
.admin-main {
    flex: 1;
    margin-left: 260px;
    min-height: 100vh;
}
.admin-header {
    background: var(--white);
    padding: 16px 32px;
    display: flex;
    align-items: center;
    gap: 16px;
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: 50;
}
.admin-page-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--gray-900);
}
.admin-header-right {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 16px;
}
.admin-user {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--gray-500);
}
.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--gray-600);
}
.admin-content {
    padding: 32px;
}

/* Cards */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}
.stat-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 16px;
}
.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.stat-icon.green { background: #D1FAE5; color: #065F46; }
.stat-icon.blue { background: #DBEAFE; color: #1E40AF; }
.stat-icon.yellow { background: #FEF3C7; color: #92400E; }
.stat-icon.red { background: #FEE2E2; color: #991B1B; }
.stat-info h3 { font-size: 24px; font-weight: 700; color: var(--gray-900); }
.stat-info p { font-size: 13px; color: var(--gray-500); }

/* Panel */
.panel {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    margin-bottom: 24px;
}
.panel-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}
.panel-header h2 {
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-900);
}
.panel-body { padding: 24px; }
.panel-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--gray-200);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 13px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
    white-space: nowrap;
}
.btn svg { width: 16px; height: 16px; }
.btn-primary { background: var(--primary); color: var(--white); }
.btn-primary:hover { background: var(--primary-light); }
.btn-success { background: var(--success); color: var(--white); }
.btn-danger { background: var(--danger); color: var(--white); }
.btn-danger:hover { background: #DC2626; }
.btn-warning { background: var(--warning); color: var(--gray-900); }
.btn-info { background: var(--info); color: var(--white); }
.btn-outline {
    background: var(--white);
    color: var(--gray-700);
    border: 1px solid var(--gray-300);
}
.btn-outline:hover { background: var(--gray-50); }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-lg { padding: 14px 28px; font-size: 15px; }

/* Forms */
.form-group { margin-bottom: 20px; }
.form-group label {
    display: block;
    font-weight: 600;
    font-size: 13px;
    margin-bottom: 6px;
    color: var(--gray-700);
}
.form-control {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 14px;
    transition: var(--transition);
    background: var(--white);
}
.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(27,94,32,0.1);
}
textarea.form-control { min-height: 120px; resize: vertical; }
select.form-control { appearance: auto; }
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.form-help {
    font-size: 12px;
    color: var(--gray-400);
    margin-top: 4px;
}

/* File Upload */
.file-upload {
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius-lg);
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}
.file-upload:hover { border-color: var(--primary); background: rgba(27,94,32,0.02); }
.file-upload input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}
.file-upload-icon { color: var(--gray-400); margin-bottom: 12px; }
.file-upload p { color: var(--gray-500); font-size: 14px; }
.file-upload .file-upload-hint { font-size: 12px; color: var(--gray-400); margin-top: 4px; }

/* Camera Upload */
.camera-upload-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--info);
    color: var(--white);
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    font-weight: 600;
    font-size: 13px;
    font-family: inherit;
    margin-top: 8px;
}
.camera-upload-btn:hover { background: #2563EB; }

/* Table */
.table-responsive { overflow-x: auto; }
table {
    width: 100%;
    border-collapse: collapse;
}
th, td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
    font-size: 13px;
}
th {
    font-weight: 600;
    color: var(--gray-500);
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 0.5px;
    background: var(--gray-50);
}
td { color: var(--gray-700); }
tr:hover td { background: var(--gray-50); }
.table-img {
    width: 60px;
    height: 45px;
    object-fit: cover;
    border-radius: 4px;
}
.table-actions {
    display: flex;
    gap: 6px;
}
.status-badge {
    display: inline-flex;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
}
.status-published { background: #D1FAE5; color: #065F46; }
.status-draft { background: #FEF3C7; color: #92400E; }
.status-active { background: #D1FAE5; color: #065F46; }
.status-inactive { background: var(--gray-200); color: var(--gray-600); }

/* Gallery Grid (Admin) */
.admin-gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}
.admin-gallery-item {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    aspect-ratio: 4/3;
    background: var(--gray-200);
}
.admin-gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.admin-gallery-actions {
    position: absolute;
    top: 8px;
    right: 8px;
    display: flex;
    gap: 4px;
}
.admin-gallery-actions button {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}
.admin-gallery-actions .btn-delete {
    background: var(--danger);
    color: var(--white);
}

/* Alerts */
.alert {
    padding: 14px 18px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}
.alert-success { background: #D1FAE5; color: #065F46; border: 1px solid #A7F3D0; }
.alert-error { background: #FEE2E2; color: #991B1B; border: 1px solid #FECACA; }
.alert-info { background: #DBEAFE; color: #1E40AF; border: 1px solid #BFDBFE; }
.alert-warning { background: #FEF3C7; color: #92400E; border: 1px solid #FDE68A; }

/* AI Generator */
.ai-generator {
    background: linear-gradient(135deg, #EEF2FF, #F0FDF4);
    border: 1px solid #C7D2FE;
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 24px;
}
.ai-generator h3 {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 16px;
    margin-bottom: 16px;
    color: var(--gray-900);
}
.ai-generator .btn {
    background: linear-gradient(135deg, #6366F1, #8B5CF6);
    color: var(--white);
}
.ai-generator .btn:hover {
    background: linear-gradient(135deg, #4F46E5, #7C3AED);
}

/* Login Page */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0f172a 0%, #1B5E20 100%);
    padding: 20px;
}
.login-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 48px 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 25px 50px rgba(0,0,0,0.25);
}
.login-logo {
    text-align: center;
    margin-bottom: 32px;
}
.login-logo h1 {
    font-size: 24px;
    color: var(--primary);
    margin-top: 12px;
}
.login-logo p {
    font-size: 14px;
    color: var(--gray-500);
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open { transform: translateX(0); }
    .admin-main { margin-left: 0; }
    .sidebar-toggle { display: block; }
    .admin-content { padding: 20px; }
    .stat-grid { grid-template-columns: 1fr 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .admin-gallery-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
}