/**
 * Admin Panel Stylesheet
 * CSS khusus untuk admin panel
 */

/* ==============================================
   1. CSS VARIABLES
   ============================================== */
:root {
    --sidebar-width: 260px;
    --navbar-height: 60px;
    --primary-color: #0d6efd;
    --sidebar-bg: #1e293b;
    --sidebar-hover: #334155;
    --sidebar-active: #0d6efd;
    --body-bg: #f1f5f9;
    --card-bg: #ffffff;
    --text-muted: #64748b;
    --transition: all 0.3s ease;
}

/* ==============================================
   2. BASE STYLES
   ============================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body.admin-body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 14px;
    background-color: var(--body-bg);
    color: #1e293b;
    overflow-x: hidden;
}

/* ==============================================
   3. ADMIN LAYOUT
   ============================================== */
.admin-wrapper {
    display: flex;
    min-height: 100vh;
}

.admin-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    transition: var(--transition);
}

@media (max-width: 991.98px) {
    .admin-main {
        margin-left: 0;
    }
}

/* ==============================================
   4. SIDEBAR
   ============================================== */
.admin-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--sidebar-bg);
    color: #fff;
    z-index: 1040;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}

@media (max-width: 991.98px) {
    .admin-sidebar {
        transform: translateX(-100%);
    }
    
    .admin-sidebar.show {
        transform: translateX(0);
    }
}

/* Sidebar Header */
.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: #fff;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
}

.sidebar-brand i {
    font-size: 1.5rem;
}

.sidebar-brand:hover {
    color: #fff;
}

.sidebar-close {
    background: none;
    border: none;
    color: #fff;
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.25rem;
}

/* Sidebar Navigation */
.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 1rem 0;
}

.sidebar-nav .nav {
    padding: 0 0.75rem;
}

.sidebar-nav .nav-header {
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 1rem 1rem 0.5rem;
    margin-top: 0.5rem;
}

.sidebar-nav .nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: rgba(255,255,255,0.7);
    border-radius: 0.5rem;
    margin-bottom: 0.25rem;
    transition: var(--transition);
}

.sidebar-nav .nav-link i {
    font-size: 1.1rem;
    width: 24px;
    text-align: center;
}

.sidebar-nav .nav-link:hover {
    background: var(--sidebar-hover);
    color: #fff;
}

.sidebar-nav .nav-link.active {
    background: var(--sidebar-active);
    color: #fff;
}

/* Sidebar Footer */
.sidebar-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
}

/* Sidebar Overlay */
.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1035;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.sidebar-overlay.show {
    opacity: 1;
    visibility: visible;
}

/* ==============================================
   5. NAVBAR
   ============================================== */
.admin-navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
    height: var(--navbar-height);
    background: var(--card-bg);
    border-bottom: 1px solid #e2e8f0;
    position: sticky;
    top: 0;
    z-index: 1020;
}

.sidebar-toggle {
    color: #1e293b;
    padding: 0;
}

.admin-navbar .breadcrumb {
    font-size: 0.875rem;
}

.admin-navbar .avatar {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.admin-navbar .dropdown-toggle {
    color: #1e293b;
    text-decoration: none;
}

.admin-navbar .dropdown-toggle::after {
    margin-left: 0.5rem;
}

/* ==============================================
   6. CONTENT AREA
   ============================================== */
.admin-content {
    flex: 1;
    padding: 1.5rem;
}

/* Page Header */
.page-header {
    margin-bottom: 1.5rem;
}

.page-header h1 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.page-header p {
    color: var(--text-muted);
    margin-bottom: 0;
}

/* ==============================================
   7. CARDS
   ============================================== */
.card {
    background: var(--card-bg);
    border: none;
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    margin-bottom: 1.5rem;
}

.card-header {
    background: transparent;
    border-bottom: 1px solid #e2e8f0;
    padding: 1rem 1.25rem;
    font-weight: 600;
}

.card-body {
    padding: 1.25rem;
}

/* Stat Cards */
.stat-card {
    padding: 1.5rem;
    border-radius: 0.75rem;
    background: var(--card-bg);
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.stat-card .stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-card .stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    line-height: 1.2;
}

.stat-card .stat-label {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ==============================================
   8. TABLES
   ============================================== */
.table {
    margin-bottom: 0;
}

.table thead th {
    background: #f8fafc;
    border-bottom: 2px solid #e2e8f0;
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 1rem;
    white-space: nowrap;
}

.table tbody td {
    padding: 1rem;
    vertical-align: middle;
    border-bottom: 1px solid #e2e8f0;
}

.table tbody tr:hover {
    background: #f8fafc;
}

.table-responsive {
    border-radius: 0.5rem;
    overflow: hidden;
}

/* ==============================================
   9. FORMS
   ============================================== */
.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.form-control,
.form-select {
    border-radius: 0.5rem;
    border: 1px solid #e2e8f0;
    padding: 0.625rem 1rem;
    transition: var(--transition);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.15);
}

.form-control-lg {
    padding: 0.75rem 1.25rem;
    font-size: 1rem;
}

textarea.form-control {
    min-height: 120px;
}

.input-group-text {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
}

/* ==============================================
   10. BUTTONS
   ============================================== */
.btn {
    border-radius: 0.5rem;
    padding: 0.5rem 1rem;
    font-weight: 500;
    transition: var(--transition);
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 0.75rem 1.5rem;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* ==============================================
   11. BADGES
   ============================================== */
.badge {
    font-weight: 500;
    padding: 0.375rem 0.625rem;
    border-radius: 0.375rem;
}

/* ==============================================
   12. ALERTS
   ============================================== */
.alert {
    border: none;
    border-radius: 0.75rem;
    padding: 1rem 1.25rem;
}

/* ==============================================
   13. FOOTER
   ============================================== */
.admin-footer {
    padding: 1rem 1.5rem;
    background: var(--card-bg);
    border-top: 1px solid #e2e8f0;
    margin-top: auto;
}

/* ==============================================
   14. LOGIN PAGE
   ============================================== */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 2rem;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: #fff;
    border-radius: 1rem;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    overflow: hidden;
}

.login-header {
    background: var(--sidebar-bg);
    color: #fff;
    padding: 2rem;
    text-align: center;
}

.login-header i {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.login-body {
    padding: 2rem;
}

/* ==============================================
   15. FILE UPLOAD
   ============================================== */
.file-upload-area {
    border: 2px dashed #e2e8f0;
    border-radius: 0.75rem;
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
}

.file-upload-area:hover,
.file-upload-area.dragover {
    border-color: var(--primary-color);
    background: rgba(13, 110, 253, 0.05);
}

.file-upload-area i {
    font-size: 3rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

/* ==============================================
   16. CODE EDITOR AREA
   ============================================== */
.code-editor {
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 13px;
    line-height: 1.5;
    background: #1e293b;
    color: #e2e8f0;
    border-radius: 0.5rem;
    padding: 1rem;
    min-height: 300px;
    resize: vertical;
}

/* ==============================================
   17. RESPONSIVE UTILITIES
   ============================================== */
@media (max-width: 767.98px) {
    .admin-content {
        padding: 1rem;
    }
    
    .page-header h1 {
        font-size: 1.5rem;
    }
    
    .stat-card {
        padding: 1rem;
    }
    
    .stat-card .stat-value {
        font-size: 1.5rem;
    }
    
    .table thead th,
    .table tbody td {
        padding: 0.75rem;
    }
}

/* ==============================================
   18. ANIMATIONS
   ============================================== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.3s ease;
}

/* ==============================================
   19. UTILITIES
   ============================================== */
.text-truncate-1 {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cursor-pointer {
    cursor: pointer;
}

.min-h-300 {
    min-height: 300px;
}