body {  
   font-family: 'Roboto', sans-serif;  
   background-color: #f4f4f4;  
}  
/* Merkezi konumlandırma ve responsive container */  
.register-container {  
   background-color: #fff;  
   padding: 30px;  
   border-radius: 5px;  
   box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);  
   min-height: 100vh;  
   display: grid;  
   align-content: center;  
   justify-content: center;  
}
/* Form genişliğini sınırlayarak mobilde daha iyi görünmesini sağlıyoruz */  
.register-form {  
   width: 700px;  
   max-width: 700px;  
   background: #fff;  
}  

.form-check {  
   margin: 15px 0;  
}  

.form-control {  
   border-radius: 5px;  
   border: 1px solid #ccc;  
   padding: 10px;  
   box-shadow: none;  
}  

.form-control::placeholder {  
   color: rgba(17, 17, 17, 0.45);  
}  

.form-label {  
   font-weight: bold;  
   margin-bottom: 5px;  
   margin-top: 15px;  
}  

.btn-primary {  
   background-color: #1a76d1;  
   border: none;  
   border-radius: 5px;  
   padding: 10px 20px;  
   font-weight: bold;  
}  

.btn-primary:hover {  
   background-color: #155a8a;  
}

.hint {
    color: #1a76d1;
    font-size: 12px;
}  

.hidden {  
   display: none;  
}  

.required-star {  
   color: brown;  
}

.text-danger {
    color: brown;
    font-size: 12px;
}

#alertContainer {  
   position: fixed;  
   top: 20px;  
   left: 50%;  
   transform: translateX(-50%);  
   z-index: 1050;  
   width: 90%;  
   pointer-events: none;  
}  

.alert {  
   pointer-events: auto;  
}

:root {
    --hr-primary: #1A76D1;
    --hr-border: rgba(26,118,209,.22);
    --hr-soft: rgba(26,118,209,.08);
}

.plan-section {
    margin: 10px 0;
    padding: 0 14px 14px 14px;
    border: 1px solid var(--hr-border);
    border-radius: 14px;
    background: #fff;
}

.plan-section.is-hidden {
    display: none;
}

.plan-section.is-hidden + .form-group .form-label {
    margin-top: 5px;
}

.plan-header {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 12px;
}

.plan-title {
    font-family: Poppins, Roboto, sans-serif;
    font-weight: 700;
    font-size: 15px;
    margin: 0;
    color: #0f172a;
}

.plan-sub {
    margin: 2px 0 0 0;
    font-size: 12px;
    color: #64748b;
}

.plan-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

@media (max-width: 768px) {
    .plan-grid {
        grid-template-columns: 1fr;
    }
}

.plan-radio {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.plan-card {
    position: relative;
    display: block;
    padding: 14px;
    border-radius: 14px;
    border: 1px solid rgba(15, 23, 42, .10);
    background: #fff;
    cursor: pointer;
    transition: transform .12s ease, box-shadow .12s ease, border-color .12s ease, background-color .12s ease;
    user-select: none;
    overflow: hidden;
}

    .plan-card:hover {
        transform: translateY(-1px);
        box-shadow: 0 10px 22px rgba(2,6,23,.08);
    }

.plan-grid {
    align-items: stretch; /* grid item'ları satır yüksekliğine esnet */
}

.plan-card {
    height: 100%;
    display: flex;
    flex-direction: column;
}

/* CTA her zaman en altta kalsın */
.plan-cta {
    margin-top: auto;
}

/* Not varsa CTA'nın üstünde boşluk kalsın */
.plan-note {
    margin-top: 10px;
}

.plan-radio:checked + .plan-card {
    border-color: rgba(26,118,209,.55);
    box-shadow: 0 14px 30px rgba(26,118,209,.16);
    background: linear-gradient(180deg, var(--hr-soft), rgba(255,255,255,1) 45%);
}

.plan-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 10px;
}

.plan-name {
    font-weight: 800;
    font-size: 14px;
    color: #0f172a;
    margin-bottom: 2px;
}

.plan-price {
    font-weight: 800;
    font-size: 18px;
    color: #0f172a;
    line-height: 1.1;
}

    .plan-price span {
        font-weight: 600;
        font-size: 12px;
        color: #64748b;
        margin-left: 4px;
    }

.plan-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    border: 1px solid var(--hr-border);
    color: var(--hr-primary);
    background: rgba(26,118,209,.06);
    white-space: nowrap;
}

.plan-ribbon {
    position: absolute;
    top: 10px;
    right: -34px;
    transform: rotate(35deg);
    background: var(--hr-primary);
    color: #fff;
    font-size: 11px;
    font-weight: 800;
    padding: 6px 44px;
    box-shadow: 0 10px 20px rgba(26,118,209,.25);
    letter-spacing: .2px;
}

.plan-points {
    margin: 0;
    padding-left: 16px;
    color: #334155;
    font-size: 12px;
    line-height: 1.45;
}

.plan-note {
    margin-top: 10px;
    font-size: 12px;
    color: #475569;
    padding: 10px;
    border-radius: 12px;
    border: 1px dashed rgba(26,118,209,.35);
    background: rgba(26,118,209,.05);
}

.plan-cta {
    margin-top: 12px;
    font-weight: 800;
    font-size: 12px;
    color: var(--hr-primary);
}

.plan-switch {
    margin-top: 10px;
    text-align: center;
}

    .plan-switch a {
        font-size: 12px;
        color: #64748b;
        text-decoration: none;
    }

        .plan-switch a:hover {
            color: var(--hr-primary);
            text-decoration: underline;
        }

.premium-card {
    padding-right: 15px;
}

.premium-top {
    align-items: center;
    justify-content: flex-start;
    gap: 12px;
}

.premium-left {
    display: flex;
    flex-direction: column;
}

.premium-chip-wrap {
    display: flex;
    align-items: center;
}

.plan-ribbon {
    pointer-events: none;
}

@media (max-width: 768px) {
    .container-fluid {
        padding: 0;
    }
    .register-form {
        width: 100%;
        max-width: 500px;
        padding: 20px;
    }
}