/* Epin Sistemi - Profesyonel Tema */

/* ==================== Değişkenler ==================== */
:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --secondary-color: #0ea5e9;
    --accent-color: #f59e0b;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --dark-bg: #1e293b;
    --darker-bg: #0f172a;
    --card-bg: #ffffff;
    --card-hover: #f8fafc;
    --text-dark: #1e293b;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    --border-color: #e2e8f0;
    --bg-light: #f1f5f9;
    --bg-white: #ffffff;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
}

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

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--bg-light);
    min-height: 100vh;
    color: var(--text-dark);
    line-height: 1.6;
}

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

a:hover {
    color: var(--primary-dark);
}

/* ==================== Üst Bar ==================== */
.top-bar {
    background: var(--primary-color);
    color: white;
    padding: 8px 0;
    font-size: 0.875rem;
}

.top-bar a {
    color: white;
    opacity: 0.9;
}

.top-bar a:hover {
    opacity: 1;
    color: white;
}

/* ==================== Navbar ==================== */
.navbar {
    background: var(--bg-white) !important;
    box-shadow: var(--shadow-md);
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

.navbar-brand {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary-color) !important;
    display: flex;
    align-items: center;
    gap: 8px;
}

.navbar-brand i {
    font-size: 2rem;
}

.navbar-brand span {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-link {
    color: var(--text-dark) !important;
    font-weight: 500;
    padding: 0.75rem 1rem !important;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
    color: var(--primary-color) !important;
    background: rgba(37, 99, 235, 0.08);
}

/* ==================== Arama Çubuğu ==================== */
.search-box {
    position: relative;
    max-width: 400px;
    margin: 0 auto;
}

.search-box input {
    width: 100%;
    padding: 12px 20px 12px 45px;
    border: 2px solid var(--border-color);
    border-radius: 50px;
    font-size: 0.95rem;
    background: var(--bg-light);
    transition: var(--transition-fast);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    background: white;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.search-box i {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

/* ==================== Butonlar ==================== */
.btn {
    border-radius: var(--radius-sm);
    padding: 0.625rem 1.25rem;
    font-weight: 600;
    transition: var(--transition-fast);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
    color: white;
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color), #059669);
    color: white;
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
    color: white;
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning-color), #d97706);
    color: white;
}

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
}

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: white;
}

.btn-outline-light {
    border: 2px solid var(--border-color);
    color: var(--text-dark);
    background: white;
}

.btn-outline-light:hover {
    background: var(--bg-light);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

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

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 1.05rem;
}

/* ==================== Kartlar ==================== */
.card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    overflow: hidden;
}

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

.card-header {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.5rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

/* ==================== Oyun Kartları ==================== */
.game-card {
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.game-card img {
    transition: var(--transition-normal);
    height: 180px;
    object-fit: cover;
}

.game-card:hover img {
    transform: scale(1.08);
}

.game-card .card-body {
    text-align: center;
    padding: 1rem;
}

.game-card h5 {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.game-card .stock-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--success-color);
    color: white;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

/* ==================== İndirim Badge ==================== */
.discount-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: #fef2f2;
    color: #ef4444;
    padding: 3px 10px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
}

/* ==================== Kategori İkonları ==================== */
.category-icons {
    display: flex;
    justify-content: center;
    gap: 2rem;
    padding: 1.5rem 0;
    flex-wrap: wrap;
}

.category-icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: var(--transition-fast);
    text-decoration: none;
}

.category-icon:hover {
    transform: translateY(-4px);
}

.category-icon img {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    object-fit: cover;
    border: 2px solid var(--border-color);
    transition: var(--transition-fast);
}

.category-icon:hover img {
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.category-icon span {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* ==================== Hero Section ==================== */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 4rem 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"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="2"/></svg>') repeat;
    background-size: 50px;
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-section h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.hero-section p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 1.5rem;
}

/* ==================== Popüler Ürünler ==================== */
.section-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.section-title i {
    color: var(--primary-color);
}

/* ==================== Form Elemanları ==================== */
.form-control, .form-select {
    background: var(--bg-light) !important;
    border: 2px solid var(--border-color) !important;
    color: var(--text-dark) !important;
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    transition: var(--transition-fast);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color) !important;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1) !important;
    background: white !important;
}

.form-control::placeholder {
    color: var(--text-muted);
}

.input-group-text {
    background: var(--bg-light) !important;
    border: 2px solid var(--border-color) !important;
    color: var(--primary-color) !important;
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
}

/* ==================== Tablolar ==================== */
.table {
    color: var(--text-dark);
    margin-bottom: 0;
}

.table-dark {
    --bs-table-bg: var(--bg-white);
    --bs-table-border-color: var(--border-color);
}

.table-dark thead th {
    background: var(--bg-light);
    border-bottom: 2px solid var(--primary-color);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    padding: 1rem;
}

.table-dark tbody tr {
    border-bottom: 1px solid var(--border-color);
}

.table-dark tbody tr:hover {
    background: rgba(37, 99, 235, 0.04);
}

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

/* ==================== Badge'ler ==================== */
.badge {
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.75rem;
}

.badge-success {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success-color);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning-color);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger-color);
}

.badge-info {
    background: rgba(37, 99, 235, 0.15);
    color: var(--primary-color);
}

/* ==================== Alert'ler ==================== */
.alert {
    border-radius: var(--radius-md);
    border: none;
    padding: 1rem 1.5rem;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-color);
    border-left: 4px solid var(--success-color);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger-color);
    border-left: 4px solid var(--danger-color);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning-color);
    border-left: 4px solid var(--warning-color);
}

/* ==================== Dropdown ==================== */
.dropdown-menu {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 0.5rem;
}

.dropdown-item {
    color: var(--text-dark);
    padding: 0.625rem 1rem;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.dropdown-item:hover {
    background: rgba(37, 99, 235, 0.08);
    color: var(--primary-color);
}

/* ==================== Epin Kodu ==================== */
.epin-code {
    font-family: 'Courier New', monospace;
    font-size: 1.1rem;
    letter-spacing: 2px;
    color: var(--success-color);
    background: rgba(16, 185, 129, 0.08);
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-sm);
    border: 2px dashed var(--success-color);
    display: inline-block;
}

/* ==================== Footer ==================== */
footer {
    background: var(--darker-bg);
    color: white;
    padding: 3rem 0 1.5rem;
}

footer h5, footer h6 {
    font-weight: 600;
    margin-bottom: 1rem;
}

footer a {
    color: var(--text-light);
    transition: var(--transition-fast);
}

footer a:hover {
    color: white;
}

footer .text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ==================== Animasyonlar ==================== */
.fade-in {
    animation: fadeIn 0.5s ease-in-out;
}

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

/* ==================== Ödeme Sayfası ==================== */
.sticky-top {
    position: sticky;
    top: 100px;
}

/* ==================== Sepet Özeti ==================== */
.cart-summary {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
}

/* ==================== Responsive ==================== */
@media (max-width: 992px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .category-icons {
        gap: 1.5rem;
    }
    
    .category-icon img {
        width: 50px;
        height: 50px;
    }
}

@media (max-width: 768px) {
    .navbar-brand {
        font-size: 1.4rem;
    }
    
    .hero-section {
        padding: 2.5rem 0;
    }
    
    .hero-section h1 {
        font-size: 1.75rem;
    }
    
    .search-box {
        margin-top: 1rem;
        max-width: 100%;
    }
    
    .category-icons {
        gap: 1rem;
    }
    
    .category-icon img {
        width: 45px;
        height: 45px;
    }
    
    .category-icon span {
        font-size: 0.7rem;
    }
}

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

::-webkit-scrollbar-track {
    background: var(--bg-light);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

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

/* ==================== Seçim ==================== */
::selection {
    background: var(--primary-color);
    color: white;
}