/* B2B Platform - Corporate Design */

:root {
    --primary-color: #1a237e;
    --primary-dark: #0d47a1;
    --primary-light: #3949ab;
    --secondary-color: #263238;
    --accent-color: #ff6f00;
    --success-color: #2e7d32;
    --warning-color: #f57c00;
    --danger-color: #d32f2f;
    --light-gray: #f5f5f5;
    --dark-gray: #424242;
    --text-dark: #212121;
    --text-light: #757575;
    --border-color: #e0e0e0;
    --shadow-light: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-medium: 0 4px 8px rgba(0,0,0,0.15);
    --shadow-heavy: 0 8px 16px rgba(0,0,0,0.2);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--light-gray);
    color: var(--text-dark);
    line-height: 1.6;
}

/* Hero Section - Ana Sayfa */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero-section h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-section .lead {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Feature Cards - Ana Sayfa */
.feature-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-light);
    transition: all 0.3s ease;
    height: 100%;
    border: 1px solid var(--border-color);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-heavy);
}

.feature-card i {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    display: block;
}

.feature-card h4 {
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 0;
}

/* Stats Cards - Ana Sayfa */
.stats-card {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-medium);
    transition: all 0.3s ease;
}

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

.stats-number {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    display: block;
}

.stats-label {
    font-size: 1rem;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Product Cards - Ana Sayfa */
.product-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: all 0.3s ease;
    height: 100%;
    border: 1px solid var(--border-color);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-heavy);
}

.product-card .card-img-top {
    height: 200px;
    object-fit: cover;
    transition: all 0.3s ease;
}

.product-card:hover .card-img-top {
    transform: scale(1.05);
}

.product-card .card-body {
    padding: 1.5rem;
}

.product-card .card-title {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

.product-card .card-text {
    color: var(--text-light);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.product-card .price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

/* Accent Button - Ana Sayfa */
.btn-accent {
    background: linear-gradient(135deg, var(--accent-color) 0%, #e65100 100%);
    color: white;
    border: none;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 0.75rem 2rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-medium);
}

.btn-accent:hover {
    background: linear-gradient(135deg, #e65100 0%, var(--accent-color) 100%);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-heavy);
}

.btn-outline-light {
    border: 2px solid white;
    color: white;
    background: transparent;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 0.75rem 2rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.btn-outline-light:hover {
    background: white;
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

/* Admin Panel Specific Styles */
.admin-dashboard {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.admin-container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    margin: 20px;
    padding: 30px;
}

.admin-stat-card {
    background: linear-gradient(135deg, #fff 0%, #f8f9fa 100%);
    border: none;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    overflow: hidden;
}

.admin-stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

.admin-stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
    margin-bottom: 15px;
}

.admin-quick-action {
    background: linear-gradient(135deg, var(--primary-color) 0%, #6f42c1 100%);
    border: none;
    border-radius: 12px;
    padding: 15px 20px;
    color: white;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    min-height: 80px;
}

.admin-quick-action:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    color: white;
}

.admin-chart-container {
    background: white;
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    margin-bottom: 25px;
}

.admin-activity-item {
    padding: 15px;
    border-left: 4px solid var(--primary-color);
    background: #f8f9fa;
    margin-bottom: 10px;
    border-radius: 0 8px 8px 0;
    transition: all 0.3s ease;
}

.admin-activity-item:hover {
    background: #e9ecef;
    transform: translateX(5px);
}

.admin-alert-custom {
    border: none;
    border-radius: 12px;
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    border-left: 5px solid #ffc107;
}

.admin-navbar {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.admin-progress {
    height: 8px;
    border-radius: 10px;
    background: #e9ecef;
}

.admin-progress .progress-bar {
    border-radius: 10px;
}

/* Navbar - Corporate Design */
.navbar {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%) !important;
    box-shadow: var(--shadow-medium);
    border-bottom: 3px solid var(--accent-color);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: white !important;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.navbar-brand i {
    color: var(--accent-color);
}

.navbar-nav .nav-link {
    color: rgba(255,255,255,0.9) !important;
    font-weight: 500;
    padding: 0.75rem 1rem !important;
    transition: all 0.3s ease;
    border-radius: 4px;
    margin: 0 2px;
}

.navbar-nav .nav-link:hover {
    color: white !important;
    background-color: rgba(255,255,255,0.1);
    transform: translateY(-1px);
}

.navbar-nav .nav-link.active {
    background-color: var(--accent-color);
    color: white !important;
}

/* Cards - Corporate Design */
.card {
    border: none;
    border-radius: 8px;
    box-shadow: var(--shadow-light);
    transition: all 0.3s ease;
    background: white;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-heavy);
}

.card-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    padding: 1rem 1.5rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

/* Buttons - Corporate Design */
.btn {
    border-radius: 6px;
    font-weight: 500;
    padding: 0.5rem 1.5rem;
    transition: all 0.3s ease;
    border: none;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.9rem;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    color: white;
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color) 0%, #388e3c 100%);
    color: white;
}

.btn-success:hover {
    background: linear-gradient(135deg, #388e3c 0%, var(--success-color) 100%);
    color: white;
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning-color) 0%, #ef6c00 100%);
    color: white;
}

.btn-warning:hover {
    background: linear-gradient(135deg, #ef6c00 0%, var(--warning-color) 100%);
    color: white;
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color) 0%, #c62828 100%);
    color: white;
}

.btn-danger:hover {
    background: linear-gradient(135deg, #c62828 0%, var(--danger-color) 100%);
    color: white;
}

/* Forms - Corporate Design */
.form-control {
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: all 0.3s ease;
    background-color: white;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(26, 35, 126, 0.25);
    background-color: white;
}

.form-label {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

/* Tables - Corporate Design */
.table {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-light);
}

.table thead th {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 1rem;
}

.table tbody tr {
    transition: all 0.3s ease;
}

.table tbody tr:hover {
    background-color: rgba(26, 35, 126, 0.05);
    transform: scale(1.01);
}

.table tbody td {
    padding: 1rem;
    border-color: var(--border-color);
    vertical-align: middle;
}

/* Alerts - Corporate Design */
.alert {
    border: none;
    border-radius: 8px;
    padding: 1rem 1.5rem;
    font-weight: 500;
    box-shadow: var(--shadow-light);
}

.alert-primary {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    color: var(--primary-dark);
    border-left: 4px solid var(--primary-color);
}

.alert-success {
    background: linear-gradient(135deg, #e8f5e8 0%, #c8e6c9 100%);
    color: var(--success-color);
    border-left: 4px solid var(--success-color);
}

.alert-warning {
    background: linear-gradient(135deg, #fff8e1 0%, #ffecb3 100%);
    color: var(--warning-color);
    border-left: 4px solid var(--warning-color);
}

.alert-danger {
    background: linear-gradient(135deg, #ffebee 0%, #ffcdd2 100%);
    color: var(--danger-color);
    border-left: 4px solid var(--danger-color);
}

/* Badges - Corporate Design */
.badge {
    font-weight: 600;
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.75rem;
}

.badge-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
}

.badge-success {
    background: linear-gradient(135deg, var(--success-color) 0%, #388e3c 100%);
    color: white;
}

.badge-warning {
    background: linear-gradient(135deg, var(--warning-color) 0%, #ef6c00 100%);
    color: white;
}

.badge-danger {
    background: linear-gradient(135deg, var(--danger-color) 0%, #c62828 100%);
    color: white;
}

/* Progress Bars - Corporate Design */
.progress {
    height: 10px;
    border-radius: 10px;
    background-color: var(--light-gray);
    overflow: hidden;
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.1);
}

.progress-bar {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-radius: 10px;
    transition: width 0.6s ease;
}

/* Modals - Corporate Design */
.modal-content {
    border: none;
    border-radius: 12px;
    box-shadow: var(--shadow-heavy);
    overflow: hidden;
}

.modal-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    padding: 1.5rem;
}

.modal-title {
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.modal-body {
    padding: 2rem;
}

.modal-footer {
    border: none;
    padding: 1.5rem;
    background-color: var(--light-gray);
}

/* Dropdowns - Corporate Design */
.dropdown-menu {
    border: none;
    border-radius: 8px;
    box-shadow: var(--shadow-medium);
    padding: 0.5rem 0;
    background: white;
}

.dropdown-item {
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
    color: var(--text-dark);
}

.dropdown-item:hover {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    transform: translateX(5px);
}

.dropdown-item.active {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
}

/* Pagination - Corporate Design */
.pagination {
    gap: 0.25rem;
}

.page-link {
    border: none;
    border-radius: 6px;
    padding: 0.75rem 1rem;
    color: var(--text-dark);
    font-weight: 500;
    transition: all 0.3s ease;
    background: white;
    box-shadow: var(--shadow-light);
}

.page-link:hover {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.page-item.active .page-link {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: var(--shadow-medium);
}

/* Utilities - Corporate Design */
.text-primary {
    color: var(--primary-color) !important;
}

.text-success {
    color: var(--success-color) !important;
}

.text-warning {
    color: var(--warning-color) !important;
}

.text-danger {
    color: var(--danger-color) !important;
}

.bg-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%) !important;
}

.bg-success {
    background: linear-gradient(135deg, var(--success-color) 0%, #388e3c 100%) !important;
}

.bg-warning {
    background: linear-gradient(135deg, var(--warning-color) 0%, #ef6c00 100%) !important;
}

.bg-danger {
    background: linear-gradient(135deg, var(--danger-color) 0%, #c62828 100%) !important;
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar-brand {
        font-size: 1.2rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .btn {
        padding: 0.4rem 1rem;
        font-size: 0.8rem;
    }
    
    .table thead th,
    .table tbody td {
        padding: 0.75rem 0.5rem;
        font-size: 0.9rem;
    }
    
    .modal-body {
        padding: 1rem;
    }
    
    /* Hero Section Responsive */
    .hero-section {
        padding: 60px 0;
    }
    
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    .hero-section .lead {
        font-size: 1.1rem;
    }
    
    /* Feature Cards Responsive */
    .feature-card {
        padding: 1.5rem;
        margin-bottom: 1rem;
    }
    
    .feature-card i {
        font-size: 2.5rem;
    }
    
    .feature-card h4 {
        font-size: 1.1rem;
    }
    
    /* Stats Cards Responsive */
    .stats-card {
        padding: 1.5rem;
        margin-bottom: 1rem;
    }
    
    .stats-number {
        font-size: 2rem;
    }
    
    /* Product Cards Responsive */
    .product-card .card-img-top {
        height: 150px;
    }
    
    .product-card .card-body {
        padding: 1rem;
    }
    
    /* Buttons Responsive */
    .btn-accent,
    .btn-outline-light {
        padding: 0.6rem 1.5rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 576px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .hero-section .lead {
        font-size: 1rem;
    }
    
    .feature-card {
        padding: 1rem;
    }
    
    .stats-card {
        padding: 1rem;
    }
    
    .stats-number {
        font-size: 1.75rem;
    }
    
    .btn-accent,
    .btn-outline-light {
        padding: 0.5rem 1rem;
        font-size: 0.8rem;
        margin-bottom: 0.5rem;
    }
}

/* Loading Animations */
.loading-spinner {
    border: 3px solid var(--light-gray);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

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

/* Fade In Animation */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

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

/* Slide In Animation */
.slide-in {
    animation: slideIn 0.5s ease-out;
}

@keyframes slideIn {
    from { transform: translateX(-100%); }
    to { transform: translateX(0); }
}

/* Pulse Animation */
.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--light-gray);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
}

/* Print Styles */
@media print {
    .navbar,
    .btn,
    .modal,
    .dropdown-menu {
        display: none !important;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid var(--border-color);
    }
    
    body {
        background: white !important;
    }
}