:root {
    --primary: #4361ee;       /* Canlı mavi */
    --primary-dark: #3a0ca3;  /* Koyu mavi */
    --secondary: #f72585;     /* Canlı pembe */
    --accent: #4cc9f0;        /* Açık mavi */
    --success: #4caf50;       /* Yeşil */
    --warning: #ffbe0b;       /* Sarı */
    --danger: #f94144;        /* Kırmızı */
    --light: #f8f9fa;         /* Açık gri */
    --dark: #212529;          /* Koyu gri */
    --text: #2b2d42;          /* Koyu metin rengi */
    --text-light: #8d99ae;    /* Açık metin rengi */
}

body {
    font-family: 'Inter', sans-serif;
    background-color: #f5f7fa;
    color: var(--text);
    line-height: 1.6;
}

.container {
    background-color: #ffffff;
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    margin-top: 2rem;
    margin-bottom: 2rem;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

h1, h2, h3, h4, h5 {
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 1.5rem;
}

h1 {
    font-size: 2.5rem;
    line-height: 1.2;
}

.lead {
    color: var(--text);
    font-size: 1.15rem;
    margin-bottom: 2rem;
}

/* Carousel Stilleri */
#productCarousel {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border: none;
}

.carousel-item img {
    max-height: 500px;
    object-fit: contain;
    background-color: #fff;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.carousel-item:hover img {
    transform: scale(1.02);
}

.carousel-indicators [data-bs-target] {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--primary);
    opacity: 0.5;
    transition: all 0.3s ease;
}

.carousel-indicators .active {
    opacity: 1;
    transform: scale(1.2);
}

.carousel-control-prev, .carousel-control-next {
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(5px);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0;
    transition: all 0.3s ease;
}

#productCarousel:hover .carousel-control-prev,
#productCarousel:hover .carousel-control-next {
    opacity: 1;
}

/* Form Stilleri */
.form-control, .form-select {
    border-radius: 10px;
    padding: 0.75rem 1rem;
    border: 1px solid #e0e0e0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 1rem;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 0.25rem rgba(67, 97, 238, 0.15);
    transform: translateY(-2px);
}

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

/* Buton Stilleri */
.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border: none;
    border-radius: 10px;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    font-size: 1rem;
    box-shadow: 0 4px 15px rgba(67, 97, 238, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(67, 97, 238, 0.4);
}

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

/* Uyarı Kutusu */
.alert-warning {
    background-color: #fff9db;
    border-left: 5px solid var(--warning);
    border-radius: 10px;
    padding: 1.25rem;
    color: #5f3d00;
    box-shadow: 0 2px 10px rgba(255, 190, 11, 0.1);
}

.alert-warning strong {
    color: #5f3d00;
}

/* Variant Seçenekleri */
.variant-selector:checked + label {
    font-weight: 700;
    color: var(--primary);
    position: relative;
}

.variant-selector:checked + label::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary);
    animation: underline 0.3s ease-out;
}

@keyframes underline {
    from { width: 0; }
    to { width: 100%; }
}

/* Modal Stilleri */
.modal-content {
    border-radius: 16px;
    overflow: hidden;
    border: none;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.modal-header {
    border-bottom: none;
    padding-bottom: 0;
}

.modal-body {
    padding: 2rem;
}

.modal-body svg {
    animation: pulse 1.5s infinite;
    filter: drop-shadow(0 4px 8px rgba(76, 201, 240, 0.3));
}

/* Countdown Timer */
#countdown-container {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    padding: 1rem 0;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(67, 97, 238, 0.3);
    margin-bottom: 2rem;
    color: white;
}

.time {
    background-color: rgba(255, 255, 255, 0.9);
    color: var(--primary-dark);
    padding: 1rem;
    margin: 0 0.5rem;
    border-radius: 10px;
    min-width: 80px;
    font-weight: 800;
    font-size: 2rem;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.label {
    color: white;
    font-size: 0.9rem;
    margin-top: 0.5rem;
    font-weight: 500;
}

/* Responsive Ayarlar */
@media (max-width: 768px) {
    .container {
        padding: 1.5rem;
        border-radius: 12px;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .carousel-item img {
        max-height: 350px;
    }
    
    .time {
        min-width: 60px;
        font-size: 1.5rem;
        padding: 0.75rem;
    }
    
    .btn-primary {
        padding: 0.75rem;
        font-size: 0.9rem;
    }
}

/* Animasyonlar */
@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.9; }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Elementlere animasyon ekleme */
.container, #productCarousel, .col-md-6 > * {
    animation: fadeIn 0.6s ease-out forwards;
}