/**
 * Vcenterium - Modern UI/UX CSS Framework
 * Gelişmiş tasarım, animasyonlar ve mobil uyumluluk
 */

/* ==================== Genel Değişkenler ==================== */
:root {
    /* Ana Renkler */
    --primary-color: #667eea;
    --primary-light: #7c8ef5;
    --primary-dark: #5568d3;
    --secondary-color: #34d399;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --success-color: #10b981;
    --info-color: #3b82f6;
    --dark-color: #1f2937;
    --light-color: #f9fafb;
    --gray-color: #6b7280;
    
    /* Nötr Tonlar */
    --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;
    
    /* Gradientler */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-success: linear-gradient(135deg, #34d399 0%, #059669 100%);
    --gradient-danger: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    --gradient-warning: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    --gradient-dark: linear-gradient(135deg, #1f2937 0%, #111827 100%);
    
    /* Boyutlar */
    --border-radius-sm: 0.375rem;
    --border-radius: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    --border-radius-2xl: 1.5rem;
    
    /* Gölgeler */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
    
    /* Geçişler */
    --transition-fast: all 0.15s ease-in-out;
    --transition: all 0.3s ease-in-out;
    --transition-slow: all 0.5s ease-in-out;
    
    /* Z-Index Katmanları */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* ==================== Genel Stiller ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--gray-800);
    background: linear-gradient(to bottom right, #f9fafb 0%, #e5e7eb 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

main {
    flex: 1 0 auto;
    position: relative;
}

.footer {
    flex-shrink: 0;
}

/* ==================== Navbar - Modern Tasarım ==================== */
.navbar {
    background: var(--gradient-primary) !important;
    box-shadow: var(--shadow-lg);
    padding: 1rem 0;
    backdrop-filter: blur(10px);
    transition: var(--transition);
    position: relative;
    z-index: var(--z-sticky);
}

.navbar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0) 100%);
    pointer-events: none;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.75rem;
    color: #fff !important;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar-brand:hover {
    transform: translateY(-2px);
    text-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.navbar-brand i {
    font-size: 1.5rem;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.navbar-dark .navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.9);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    transition: var(--transition);
    position: relative;
    font-weight: 500;
}

.navbar-dark .navbar-nav .nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: #fff;
    transition: var(--transition);
    transform: translateX(-50%);
}

.navbar-dark .navbar-nav .nav-link:hover::before,
.navbar-dark .navbar-nav .nav-link.active::before {
    width: 80%;
}

.navbar-dark .navbar-nav .nav-link:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.navbar-dark .navbar-nav .nav-link.active {
    color: #fff;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.15);
}

.navbar.navbar-small {
    padding: 0.5rem 0;
    transition: padding 0.3s ease;
}

.navbar.navbar-small .navbar-brand {
    font-size: 1.5rem;
}

/* Dropdown Menüler */
.dropdown-menu {
    border: none;
    box-shadow: var(--shadow-lg);
    border-radius: var(--border-radius-lg);
    padding: 0.5rem;
    margin-top: 0.5rem;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.98);
}

.dropdown-item {
    border-radius: var(--border-radius);
    padding: 0.5rem 1rem;
    transition: var(--transition-fast);
    font-weight: 500;
}

.dropdown-item:hover {
    background: var(--gradient-primary);
    color: #fff;
    transform: translateX(5px);
}

.dropdown-item.active {
    background: var(--gradient-primary);
    color: #fff;
}

.dropdown-divider {
    margin: 0.5rem 0;
    opacity: 0.1;
}

/* Navbar Toggler */
.navbar-toggler {
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--border-radius);
    padding: 0.5rem;
    transition: var(--transition);
}

.navbar-toggler:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 0.25rem rgba(255, 255, 255, 0.25);
}

/* ==================== Kartlar - Modern Tasarım ==================== */
.card {
    border: none;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    background: #fff;
    overflow: hidden;
    position: relative;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-5px);
}

.card:hover::before {
    opacity: 1;
}

.card-header {
    background: linear-gradient(135deg, var(--gray-50) 0%, #fff 100%);
    border-bottom: 1px solid var(--gray-200);
    padding: 1.25rem 1.5rem;
    font-weight: 600;
    color: var(--gray-800);
}

.card-body {
    padding: 1.5rem;
}

.card-footer {
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
    padding: 1rem 1.5rem;
}

/* Stat Kartları */
.stat-card {
    overflow: hidden;
    transition: var(--transition);
    border-radius: var(--border-radius-xl);
    position: relative;
}

.stat-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: var(--transition);
}

.stat-card:hover::after {
    opacity: 1;
    animation: ripple 1s ease-out;
}

@keyframes ripple {
    0% { transform: scale(0); }
    100% { transform: scale(1); }
}

.stat-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-xl);
}

/* ==================== Formlar - Modern Tasarım ==================== */
.form-label {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
    display: block;
}

.form-control {
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius-lg);
    padding: 0.75rem 1rem;
    transition: var(--transition-fast);
    font-size: 0.9375rem;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
    outline: none;
}

.form-control:hover:not(:focus) {
    border-color: var(--gray-300);
}

.input-group {
    position: relative;
}

.input-group-text {
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-right: none;
    border-radius: var(--border-radius-lg) 0 0 var(--border-radius-lg);
    color: var(--gray-600);
    padding: 0.75rem 1rem;
    transition: var(--transition-fast);
}

.input-group .form-control {
    border-left: none;
    border-radius: 0 var(--border-radius-lg) var(--border-radius-lg) 0;
}

.input-group:focus-within .input-group-text {
    background: rgba(102, 126, 234, 0.05);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.input-group:focus-within .form-control {
    border-color: var(--primary-color);
}

/* ==================== Butonlar - Modern Tasarım ==================== */
.btn {
    border-radius: var(--border-radius-lg);
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    position: relative;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn:active {
    transform: scale(0.95);
}

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.5);
    transform: translateY(-2px);
}

.btn-success {
    background: var(--gradient-success);
    color: #fff;
    box-shadow: 0 4px 15px rgba(52, 211, 153, 0.4);
}

.btn-success:hover {
    box-shadow: 0 8px 25px rgba(52, 211, 153, 0.5);
    transform: translateY(-2px);
}

.btn-danger {
    background: var(--gradient-danger);
    color: #fff;
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.4);
}

.btn-danger:hover {
    box-shadow: 0 8px 25px rgba(239, 68, 68, 0.5);
    transform: translateY(-2px);
}

.btn-warning {
    background: var(--gradient-warning);
    color: #fff;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.4);
}

.btn-warning:hover {
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.5);
    transform: translateY(-2px);
}

.btn-outline-secondary {
    border: 2px solid var(--gray-300);
    background: #fff;
    color: var(--gray-700);
}

.btn-outline-secondary:hover {
    background: var(--gray-100);
    border-color: var(--gray-400);
    transform: translateY(-2px);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-group {
    display: flex;
    gap: 0.5rem;
}

/* ==================== Alerts - Modern Tasarım ==================== */
.alert {
    border-radius: var(--border-radius-xl);
    border: none;
    box-shadow: var(--shadow-sm);
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    position: relative;
    overflow: hidden;
}

.alert::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
}

.alert-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.05) 100%);
    color: #065f46;
}

.alert-success::before {
    background: var(--success-color);
}

.alert-danger {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1) 0%, rgba(239, 68, 68, 0.05) 100%);
    color: #991b1b;
}

.alert-danger::before {
    background: var(--danger-color);
}

.alert-warning {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1) 0%, rgba(245, 158, 11, 0.05) 100%);
    color: #92400e;
}

.alert-warning::before {
    background: var(--warning-color);
}

.alert-info {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(59, 130, 246, 0.05) 100%);
    color: #1e40af;
}

.alert-info::before {
    background: var(--info-color);
}

/* ==================== Tablolar - Modern Tasarım ==================== */
.table-responsive {
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.table {
    margin-bottom: 0;
}

.table thead {
    background: linear-gradient(135deg, var(--gray-50) 0%, #fff 100%);
}

.table thead th {
    border-bottom: 2px solid var(--gray-200);
    padding: 1rem 1.5rem;
    font-weight: 600;
    color: var(--gray-700);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

.table tbody tr {
    border-bottom: 1px solid var(--gray-100);
    transition: var(--transition-fast);
}

.table tbody tr:hover {
    background: var(--gray-50);
    transform: scale(1.01);
}

.table tbody td {
    padding: 1rem 1.5rem;
    vertical-align: middle;
}

/* ==================== Badge ve Etiketler ==================== */
.badge {
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-lg);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.badge.bg-success {
    background: var(--gradient-success) !important;
    box-shadow: 0 2px 10px rgba(52, 211, 153, 0.3);
}

.badge.bg-danger {
    background: var(--gradient-danger) !important;
    box-shadow: 0 2px 10px rgba(239, 68, 68, 0.3);
}

.badge.bg-warning {
    background: var(--gradient-warning) !important;
    box-shadow: 0 2px 10px rgba(245, 158, 11, 0.3);
}

.badge.bg-primary {
    background: var(--gradient-primary) !important;
    box-shadow: 0 2px 10px rgba(102, 126, 234, 0.3);
}

/* ==================== Icon Box ==================== */
.icon-box {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.icon-box::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    animation: rotate 8s linear infinite;
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.icon-box.bg-primary {
    background: var(--gradient-primary);
}

.icon-box.bg-success {
    background: var(--gradient-success);
}

.icon-box.bg-danger {
    background: var(--gradient-danger);
}

.icon-box.bg-warning {
    background: var(--gradient-warning);
}

/* ==================== Dashboard Özel Stiller ==================== */
.dashboard .avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    background: var(--gradient-primary);
    color: #fff;
    font-size: 1.25rem;
    box-shadow: var(--shadow-md);
}

.dashboard .list-group-item {
    transition: var(--transition-fast);
    border: none;
    border-bottom: 1px solid var(--gray-100);
    padding: 1rem 1.5rem;
}

.dashboard .list-group-item:hover {
    background: var(--gray-50);
    transform: translateX(5px);
}

/* ==================== Login Sayfası ==================== */
.toggle-password {
    cursor: pointer;
    transition: var(--transition-fast);
}

.toggle-password:hover {
    background: var(--gray-100);
    color: var(--primary-color);
}

.social-login .btn {
    transition: var(--transition);
    border: 2px solid var(--gray-200);
    background: #fff;
}

.social-login .btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

/* ==================== Animasyonlar ==================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease forwards;
}

.fade-in-down {
    animation: fadeInDown 0.6s ease forwards;
}

.slide-in-left {
    animation: slideInLeft 0.6s ease forwards;
}

.slide-in-right {
    animation: slideInRight 0.6s ease forwards;
}

.scale-in {
    animation: scaleIn 0.6s ease forwards;
}

/* ==================== Yardımcı Sınıflar ==================== */
.bg-light-hover:hover {
    background-color: var(--gray-50);
}

.cursor-pointer {
    cursor: pointer;
}

.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.text-truncate-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.border-dashed {
    border-style: dashed !important;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ==================== Footer Stili ==================== */
.footer {
    background: linear-gradient(135deg, #fff 0%, var(--gray-50) 100%);
    border-top: 1px solid var(--gray-200);
    box-shadow: 0 -4px 6px rgba(0, 0, 0, 0.05);
}

/* ==================== Spinner & Loading ==================== */
.spinner-border-sm {
    width: 1rem;
    height: 1rem;
    border-width: 2px;
}

/* ==================== vCenter Grid ==================== */
.vcenter-grid .card {
    height: 100%;
    transition: var(--transition);
}

.vcenter-grid .card:hover {
    box-shadow: var(--shadow-xl);
}

/* ==================== Responsive Design - Mobil Uyumluluk ==================== */

/* Tablet ve küçük ekranlar (≤992px) */
@media (max-width: 992px) {
    .navbar-brand {
        font-size: 1.5rem;
    }
    
    .navbar-collapse {
        margin-top: 1rem;
        padding-top: 1rem;
        border-top: 1px solid rgba(255, 255, 255, 0.2);
    }
    
    .icon-box {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
    
    .stat-card {
        margin-bottom: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .btn {
        padding: 0.625rem 1.25rem;
    }
}

/* Mobil cihazlar (≤768px) */
@media (max-width: 768px) {
    body {
        font-size: 0.9375rem;
    }
    
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .navbar-brand {
        font-size: 1.25rem;
    }
    
    .navbar-brand i {
        font-size: 1.25rem;
    }
    
    .card {
        border-radius: var(--border-radius-lg);
        margin-bottom: 1rem;
    }
    
    .card-header {
        padding: 1rem;
        font-size: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .stat-card h2 {
        font-size: 1.75rem;
    }
    
    .stat-card h6 {
        font-size: 0.875rem;
    }
    
    .icon-box {
        width: 45px;
        height: 45px;
        font-size: 1.25rem;
    }
    
    /* Tablo mobil optimizasyonu */
    .table-responsive {
        border-radius: var(--border-radius);
    }
    
    .table thead th {
        font-size: 0.6875rem;
        padding: 0.75rem 0.5rem;
    }
    
    .table tbody td {
        font-size: 0.875rem;
        padding: 0.75rem 0.5rem;
    }
    
    /* VM işlem sütununu gizle, mobil menüyü göster */
    .vm-actions-column {
        display: none !important;
    }
    
    .vm-mobile-actions {
        display: block !important;
    }
    
    /* Butonlar */
    .btn {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }
    
    .btn-sm {
        padding: 0.375rem 0.75rem;
        font-size: 0.8125rem;
    }
    
    .btn-lg {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
    
    /* Alert'ler */
    .alert {
        padding: 0.75rem 1rem;
        font-size: 0.875rem;
    }
    
    /* Form elemanları */
    .form-control,
    .input-group-text {
        padding: 0.625rem 0.875rem;
        font-size: 0.875rem;
    }
    
    .form-label {
        font-size: 0.8125rem;
    }
    
    /* Badge'ler */
    .badge {
        padding: 0.375rem 0.75rem;
        font-size: 0.6875rem;
    }
    
    /* Dropdown menüler */
    .dropdown-menu {
        font-size: 0.875rem;
    }
    
    .dropdown-item {
        padding: 0.5rem 0.875rem;
    }
}

/* Küçük mobil cihazlar (≤576px) */
@media (max-width: 576px) {
    .navbar {
        padding: 0.75rem 0;
    }
    
    .navbar-brand {
        font-size: 1.125rem;
    }
    
    /* İstatistik kartları tek sütun */
    .stat-card h2 {
        font-size: 1.5rem;
    }
    
    .stat-card h6 {
        font-size: 0.8125rem;
    }
    
    .icon-box {
        width: 40px;
        height: 40px;
        font-size: 1.125rem;
    }
    
    /* Tablo daha da kompakt */
    .table thead th {
        font-size: 0.625rem;
        padding: 0.5rem 0.375rem;
    }
    
    .table tbody td {
        font-size: 0.8125rem;
        padding: 0.5rem 0.375rem;
    }
    
    /* Card padding azalt */
    .card-header,
    .card-body,
    .card-footer {
        padding: 0.75rem;
    }
    
    /* Buton tam genişlik */
    .btn-block-mobile {
        display: block;
        width: 100%;
    }
}

/* Desktop büyük ekranlar (≥1200px) */
@media (min-width: 1200px) {
    .container {
        max-width: 1140px;
    }
    
    .stat-card h2 {
        font-size: 2.5rem;
    }
    
    .icon-box {
        width: 65px;
        height: 65px;
        font-size: 2rem;
    }
}

/* Desktop ekstra büyük ekranlar (≥1400px) */
@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
}

/* Print stili */
@media print {
    .navbar,
    .footer,
    .btn,
    .vm-mobile-actions,
    .vm-actions-column {
        display: none !important;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid var(--gray-300);
    }
    
    body {
        background: #fff;
    }
}

/* ==================== Özel Scrollbar ==================== */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
    border-radius: var(--border-radius);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: var(--border-radius);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* ==================== Selection ==================== */
::selection {
    background: var(--primary-color);
    color: #fff;
}

::-moz-selection {
    background: var(--primary-color);
    color: #fff;
}

/* ==================== Focus Visible ==================== */
:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* ==================== Dark Mode Hazırlığı ==================== */
@media (prefers-color-scheme: dark) {
    /* Dark mode desteği için hazırlık */
    /* Şu an aktif değil, gelecekte eklenebilir */
}

/* ==================== Accessibility ==================== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ==================== VM Mobile Actions Dropdown ==================== */
.vm-mobile-actions {
    display: none;
}

@media (max-width: 992px) {
    .vm-mobile-actions {
        display: block;
    }
    
    .vm-mobile-actions form {
        width: 100%;
        margin: 0;
    }
    
    .vm-mobile-actions .dropdown-menu {
        min-width: 200px;
    }
}

/* ==================== Legacy Support - Eski Navbar Stilleri ==================== */
/* Navbar compact mode */
.navbar.navbar-small {
    padding-top: .25rem;
    padding-bottom: .25rem;
    transition: padding .3s;
}

.navbar.navbar-small .navbar-brand {
    font-size: 1.25rem;
}

/* ==================== Loading States ==================== */
.btn .spinner-border {
    margin-left: 0.5rem;
}

.btn:disabled,
.btn.disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* ==================== Hover Effects ==================== */
.hover-lift {
    transition: var(--transition);
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.hover-scale {
    transition: var(--transition);
}

.hover-scale:hover {
    transform: scale(1.05);
}

.hover-glow {
    transition: var(--transition);
}

.hover-glow:hover {
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.5);
}

/* ==================== Glassmorphism Efekti ==================== */
.glass {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.glass-dark {
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ==================== Skeleton Loading ==================== */
.skeleton {
    background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: var(--border-radius);
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ==================== Tooltip Özelleştirme ==================== */
.tooltip-inner {
    background: var(--gradient-dark);
    border-radius: var(--border-radius);
    padding: 0.5rem 0.75rem;
    box-shadow: var(--shadow-lg);
}

/* ==================== Progress Bar ==================== */
.progress {
    height: 8px;
    border-radius: var(--border-radius-lg);
    background: var(--gray-200);
    overflow: hidden;
}

.progress-bar {
    background: var(--gradient-primary);
    transition: width 0.6s ease;
}

/* ==================== Modal Özelleştirme ==================== */
.modal-content {
    border: none;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
}

.modal-header {
    border-bottom: 1px solid var(--gray-200);
    background: linear-gradient(135deg, var(--gray-50) 0%, #fff 100%);
}

.modal-footer {
    border-top: 1px solid var(--gray-200);
    background: var(--gray-50);
}

/* ==================== Pagination ==================== */
.pagination {
    gap: 0.5rem;
}

.page-link {
    border: none;
    border-radius: var(--border-radius);
    color: var(--gray-700);
    font-weight: 500;
    transition: var(--transition-fast);
}

.page-link:hover {
    background: var(--gradient-primary);
    color: #fff;
    transform: translateY(-2px);
}

.page-item.active .page-link {
    background: var(--gradient-primary);
    border: none;
}

/* ==================== List Group ==================== */
.list-group {
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.list-group-item {
    border: none;
    border-bottom: 1px solid var(--gray-100);
    transition: var(--transition-fast);
}

.list-group-item:last-child {
    border-bottom: none;
}

.list-group-item:hover {
    background: var(--gray-50);
    transform: translateX(5px);
}

/* ==================== Breadcrumb ==================== */
.breadcrumb {
    background: transparent;
    padding: 1rem 0;
    margin-bottom: 1rem;
}

.breadcrumb-item + .breadcrumb-item::before {
    content: "→";
    color: var(--gray-400);
}

.breadcrumb-item a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition-fast);
}

.breadcrumb-item a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* ==================== Tabs ==================== */
.nav-tabs {
    border-bottom: 2px solid var(--gray-200);
}

.nav-tabs .nav-link {
    border: none;
    color: var(--gray-600);
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    transition: var(--transition-fast);
    position: relative;
}

.nav-tabs .nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition);
}

.nav-tabs .nav-link:hover {
    color: var(--primary-color);
}

.nav-tabs .nav-link.active {
    color: var(--primary-color);
    background: transparent;
}

.nav-tabs .nav-link.active::after {
    transform: scaleX(1);
}

/* ==================== Accordion ==================== */
.accordion-item {
    border: none;
    margin-bottom: 1rem;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.accordion-button {
    background: #fff;
    color: var(--gray-800);
    font-weight: 600;
    padding: 1rem 1.5rem;
    transition: var(--transition-fast);
}

.accordion-button:not(.collapsed) {
    background: var(--gradient-primary);
    color: #fff;
}

.accordion-button:focus {
    box-shadow: none;
    border-color: transparent;
}

/* ==================== Son Dokunuşlar ==================== */
.overflow-hidden {
    overflow: hidden;
}

.position-relative {
    position: relative;
}

.position-absolute {
    position: absolute;
}

.w-100 {
    width: 100%;
}

.h-100 {
    height: 100%;
}

.d-flex {
    display: flex;
}

.align-items-center {
    align-items: center;
}

.justify-content-between {
    justify-content: space-between;
}

.gap-1 {
    gap: 0.25rem;
}

.gap-2 {
    gap: 0.5rem;
}

.gap-3 {
    gap: 1rem;
}

.gap-4 {
    gap: 1.5rem;
}

/* ==================== Performans Optimizasyonu ==================== */
.will-change-transform {
    will-change: transform;
}

.will-change-opacity {
    will-change: opacity;
}

.gpu-accelerated {
    transform: translateZ(0);
    backface-visibility: hidden;
    perspective: 1000px;
}

/* Navbar */
.navbar-brand {
    font-weight: 600;
    font-size: 1.5rem;
}

.navbar-dark .navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.85);
}

.navbar-dark .navbar-nav .nav-link:hover {
    color: #fff;
}

.navbar-dark .navbar-nav .nav-link.active {
    color: #fff;
    font-weight: 500;
}

/* Kartlar */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--box-shadow);
}

.card-header {
    background-color: #fff;
    border-bottom: 1px solid rgba(0, 0, 0, 0.125);
}

.card-footer {
    background-color: #fff;
    border-top: 1px solid rgba(0, 0, 0, 0.125);
}

/* Login Sayfası */
.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(66, 133, 244, 0.25);
}

.toggle-password {
    cursor: pointer;
}

.social-login .btn {
    transition: var(--transition);
}

.social-login .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0.25rem 0.5rem rgba(0, 0, 0, 0.1);
}

/* Dashboard */
.dashboard .avatar, .dashboard .icon-box {
    display: flex;
    align-items: center;
    justify-content: center;
}

.dashboard .avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    font-size: 1.25rem;
}

.dashboard .icon-box {
    border-radius: 10px;
    width: 50px;
    height: 50px;
    font-size: 1.5rem;
}

.dashboard .stat-card {
    overflow: hidden;
    transition: transform 0.3s ease;
}

.dashboard .stat-card:hover {
    transform: translateY(-5px);
}

.dashboard .list-group-item {
    transition: background-color 0.2s;
}

.dashboard .list-group-item:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

/* Bildirim Stili */
.alert {
    border-radius: var(--border-radius);
    border: none;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

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

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: #3367d6;
    border-color: #3367d6;
}

.btn-success {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
}

.btn-danger {
    background-color: var(--danger-color);
    border-color: var(--danger-color);
}

.btn-warning {
    background-color: var(--warning-color);
    border-color: var(--warning-color);
}

/* Formlar */
.form-label {
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--gray-color);
}

.input-group-text {
    background-color: #f8f9fa;
    border-right: none;
}

.form-control {
    border-left: none;
}

/* Responsive Ayarlamalar */
@media (max-width: 768px) {
    .dashboard .stat-card {
        margin-bottom: 1rem;
    }
    
    .navbar-brand {
        font-size: 1.25rem;
    }
}

/* Animasyonlar */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease forwards;
}

/* Özel Yardımcı Sınıflar */
.bg-light-hover:hover {
    background-color: rgba(0, 0, 0, 0.03);
}

.cursor-pointer {
    cursor: pointer;
}

.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.border-dashed {
    border-style: dashed !important;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
} 
/* Navbar compact mode */
.navbar.navbar-small {
    padding-top: .25rem;
    padding-bottom: .25rem;
    transition: padding .3s;
}
.navbar.navbar-small .navbar-brand {
    font-size: 1.25rem;
}

/* vCenter grid */
.vcenter-grid .card {
    height: 100%;
}

/* Mobilde VM işlem menüsü */
.vm-mobile-actions form {
    width: 100%;
}