:root {
    --primary-color: #4a90e2;
    --secondary-color: #357abd;
    --text-color: #333;
    --border-color: #e1e1e1;
    --background-color: #f8f9fa;
    --error-color: #dc3545;
    --box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    --primary-blue: #1E40AF;
    --secondary-crimson: #B91C1C;
}

.signup-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
    background-color: var(--background-color);
}

.signup-box {
    background: #fff;
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--box-shadow);
    width: 450px;
    max-width: 100%;
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-header h2 {
    color: var(--text-color);
    font-size: 28px;
    margin-bottom: 8px;
}

.subtitle {
    color: #666;
    font-size: 14px;
    margin-bottom: 24px;
}

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

.input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 12px;
    color: #666;
    font-size: 16px;
}

.toggle-password {
    position: absolute;
    right: 12px;
    color: #666;
    cursor: pointer;
    font-size: 16px;
}

.form-group input {
    width: 100%;
    padding: 12px 40px;
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.form-group input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(74, 144, 226, 0.1);
    outline: none;
}

.error-feedback {
    color: var(--error-color);
    font-size: 12px;
    margin-top: 6px;
    padding-left: 12px;
    display: none;
}

.login-btn {
    width: 100%;
    padding: 12px;
    background: linear-gradient(to right, var(--primary-blue), var(--secondary-crimson));
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.login-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}
.si{
    font-size: 16px !important;
}
.nfas{
    font-size: 16px !important;
    color: white;

}
.spinner {
    display: none;
    width: 20px;
    height: 20px;
    border: 3px solid #ffffff;
    border-top: 3px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.alert {
    padding: 16px;
    margin-bottom: 24px;
    border-radius: 8px;
    font-size: 14px;
    display: none;
}
.alert.success {
    background-color: #e8f5e9;
    color: #2e7d32;
    border: 1px solid #c8e6c9;
    display: flex;
    align-items: center;
    gap: 12px;
}

.alert.success i {
    font-size: 18px;
    color: #2e7d32;
}

.alert.error i {
    font-size: 18px;
    color: #d32f2f;
}
.alert.error {
    background-color: #fdecea;
    color: #d32f2f;
    border: 1px solid #ffcdd2;
    display: flex;
    align-items: center;
    gap: 12px;
    display: none;
}

.field-error {
    border-color: var(--error-color) !important;
}

.additional-links {
    margin-top: 24px;
    text-align: center;
}

.additional-links p {
    color: #666;
    font-size: 14px;
    margin: 8px 0;
}

.highlight-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}