body {
    font-family: 'Roboto', sans-serif;
    background-color: #1a1a1a;
    color: #e0e0e0;
}

.navbar {
    background-color: #212121;
    border-bottom: 1px solid #333;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}

.navbar-brand {
    font-weight: 700;
    color: #54d127 !important;
}

.navbar-brand:hover {
    color: #30e96d !important;
}

.navbar-nav .nav-link {
    color: #ffffff !important;
    font-weight: 500;
}

.navbar-nav .nav-link.active {
    color: #bb86fc !important;
}

.card {
    border-radius: 16px;
    background-color: #252525;
    color: #e0e0e0;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.5);
}

.card-header {
    background-color: #bb86fc;
    color: #ffffff;
    border-top-left-radius: 16px;
    border-top-right-radius: 16px;
    text-align: center;
    font-size: 1.25rem;
    font-weight: 700;
}

.form-control {
    background-color: #333;
    color: #e0e0e0;
    border: 1px solid #555;
    border-radius: 10px;
    padding: 12px;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    background-color: #333;
    border-color: #bb86fc;
    box-shadow: none;
}

.btn-secondary {
    background-color: #39bb46;
    border: none;
    border-radius: 12px;
    color: #ffffff;
    font-weight: 600;
    padding: 10px;
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.btn-secondary:hover {
    background-color: #31dd3d;
    transform: translateY(-2px);
}

.loading-overlay {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    z-index: 999;
}

.loading-spinner {
    border: 4px solid rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    border-top: 4px solid #36ff4b;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

label {
    font-size: 1rem;
    font-weight: 500;
    color: #36ff4b;
}

.form-group {
    margin-bottom: 20px;
}

.cf-turnstile {
    margin-top: 15px;
}

.card-body {
    padding: 40px;
}

button[type="submit"] {
    width: 100%;
}

.btn-block {
    margin-top: 20px;
}

@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}