@media (max-width: 576px) {
    .wrapper {
        padding: 1rem;
        align-items: flex-start; /* دیگه وسط صفحه نباشه */
    }
}

body {
    background: linear-gradient(135deg, #4f46e5, #9333ea);
    font-family: "IRANSans", sans-serif;
    margin: 0;
}

.wrapper {
    min-height: 100vh; /* ارتفاع کل صفحه */
    display: flex; /* فعال کردن flex */
    justify-content: center; /* وسط افقی */
    align-items: center; /* وسط عمودی */
    padding-top: 0 !important;
}

.glass-card {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(12px);
    border-radius: 1rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    width: 100%;
    max-width: 420px; /* تا توی لپ‌تاپ بزرگ نشه */
    margin: 1rem;
}

    .glass-card .form-control {
        background: rgba(255, 255, 255, 0.85);
        border-radius: 0.5rem;
    }

.btn-gradient {
    background: linear-gradient(90deg, #6366f1, #9333ea);
    border: none;
    font-weight: bold;
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

    .btn-gradient:hover {
        transform: scale(1.05);
        box-shadow: 0 4px 15px rgba(147, 51, 234, 0.4);
    }

h3, .form-label {
    color: white;
}

.input-group-text {
    background: rgba(255, 255, 255, 0.8);
    border: none;
}

.modal-content {
    border-radius: 1rem;
}

.btn-gradient {
    font-size: 1rem;
    padding: 0.75rem;
}

.form-control {
    font-size: 0.95rem;
}

#registerForm {
    margin-top: 0 !important;
    padding-top: 0 !important;
}

.container {
    margin-top: 0 !important;
    padding-top: 0 !important;
}