/* Genel Stiller */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    background-color: #f8f9fa;
}

/* Header Stili */
.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
}

.navbar-brand {
    font-weight: bold;
}

/* Ana Sayfa Jumbotron */
.jumbotron {
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    color: white;
    padding: 4rem 2rem;
    border-radius: 0.5rem;
    margin-bottom: 2rem;
}

/* Kart Stilleri */
.card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    margin-bottom: 1.5rem;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.card-title {
    color: #007bff;
    font-weight: 600;
}

/* Ürün Kartları */
.product-card {
    border: none;
    border-radius: 10px;
    overflow: hidden;
    background: white;
}

.product-image {
    height: 200px;
    object-fit: cover;
}

.product-info {
    padding: 1.5rem;
}

.product-price {
    font-size: 1.25rem;
    color: #28a745;
    font-weight: bold;
}

/* Form Stilleri */
.form-control {
    border-radius: 0.5rem;
}

.btn {
    border-radius: 0.5rem;
    padding: 0.5rem 1.5rem;
}

/* Admin Panel */
.sidebar {
    min-height: 100vh;
    padding: 1rem;
    background: #343a40;
}

.sidebar .nav-link {
    color: rgba(255,255,255,.75);
    padding: 0.5rem 1rem;
    margin-bottom: 0.25rem;
    border-radius: 0.25rem;
}

.sidebar .nav-link:hover {
    color: white;
    background: rgba(255,255,255,.1);
}

.sidebar .nav-link.active {
    color: white;
    background: #007bff;
}

/* Coin Göstergesi */
.user-coins {
    background: #ffd700;
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    color: #000;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

/* Mobil Uyumluluk */
@media (max-width: 768px) {
    .jumbotron {
        padding: 2rem 1rem;
    }
    
    .sidebar {
        min-height: auto;
        margin-bottom: 1rem;
    }
}

/* Toast Bildirimleri */
.toast {
    position: fixed;
    bottom: 1rem;
    right: 1rem;
    min-width: 250px;
}

/* Loading Spinner */
.spinner-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

/* Footer */
.footer {
    background: #343a40;
    color: white;
    padding: 3rem 0;
    margin-top: 3rem;
}

.footer a {
    color: rgba(255,255,255,.75);
    text-decoration: none;
}

.footer a:hover {
    color: white;
}

/* Kampanya Kartları */
.campaign-card {
    border: 2px solid #ffd700;
    background: linear-gradient(45deg, #fff9c4, #fff);
}

.campaign-badge {
    position: absolute;
    top: -10px;
    right: 10px;
    background: #ffd700;
    color: #000;
    padding: 0.25rem 1rem;
    border-radius: 1rem;
    font-weight: bold;
}