/* Genel Sıfırlamalar */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Oswald', sans-serif; background-color: #f5f5f5; color: #333; }

/* Form Konteyner */
.checkout-wrapper {
    background-color: #fff;
    padding: 30px 15px;
    max-width: 500px;
    margin: 20px auto;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

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

/* Ürün Görselleri */
.product-showcase { margin-bottom: 25px; }
.main-product-img {
    width: 100%;
    max-width: 300px;
    border-radius: 8px;
    display: block;
    margin: 0 auto 15px auto;
}
.checkout-product-title {
    font-size: 20px;
    font-weight: 600;
    color: #111;
    line-height: 1.3;
}

/* Genel Input ve Select Stilleri */
.form-group { margin-bottom: 20px; }
.custom-input {
    width: 100%;
    height: 60px;
    background: #fff;
    border: 1.5px solid #e5e5e5;
    border-radius: 12px;
    padding: 0 20px;
    font-size: 18px;
    font-weight: 400;
    color: #111;
    font-family: 'Oswald', sans-serif;
    outline: none;
    transition: border-color 0.3s;
}
.custom-input:focus { border-color: #c9a66b; }

/* Select Box Ok İşareti */
.custom-select {
    appearance: none !important;
    -webkit-appearance: none !important;
    -moz-appearance: none !important;
    background-image: url('data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="%23000" stroke-width="3" stroke-linecap="round" stroke-linejoin="round"%3E%3Cpolyline points="6 9 12 15 18 9"%3E%3C/polyline%3E%3C/svg%3E');
    background-repeat: no-repeat;
    background-position: right 20px center;
    background-size: 18px;
}
.custom-select[name="beden"] {
    color: #e32636;
    background-image: url('data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="%23e32636" stroke-width="3" stroke-linecap="round" stroke-linejoin="round"%3E%3Cpolyline points="6 9 12 15 18 9"%3E%3C/polyline%3E%3C/svg%3E');
    border-color: #e32636;
}

/* Textarea Özel Stili */
.address-area {
    height: 120px;
    padding: 15px 20px;
    resize: none;
    line-height: 1.4;
    font-family: 'Inter', sans-serif;
    font-size: 15px;
}

/* Etiketler */
.input-label {
    display: block;
    margin-bottom: 8px;
    font-size: 18px;
    font-weight: 400;
    color: #111;
}
.highlight-label { color: #e32636; }

/* Fiyat Özeti */
.price-summary {
    background: #fafafa;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 25px;
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    color: #333;
    border: 1px dashed #ddd;
}
.price-summary strong { color: #e32636; }
.fee-note { color: #111; margin-top: 8px; }
.total-line {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid #ddd;
    font-size: 18px;
    font-weight: 700;
}

/* Gönder Butonu */
.submit-button {
    font-family: 'Oswald', sans-serif;
    font-size: 26px;
    font-weight: 600;
    width: 100%;
    height: 70px;
    color: #fff;
    background-color: #e32636;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: 0.3s background;
    letter-spacing: 1px;
}
.submit-button:hover { background-color: #cc0000; }
.submit-button:disabled { background-color: #999; cursor: not-allowed; }

/* Footer */
.flex-rw {
    background: #111;
    color: #fff;
    padding: 20px;
    text-align: center;
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    margin-top: 30px;
}