:root {
    --primary-color: #4361ee;
    --secondary-color: #3f37c9;
    --success-color: #4caf50;
    --danger-color: #f44336;
    --warning-color: #ff9800;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
}

body {
    background-color: #f8f9fa;
    font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

.card {
    border: none;
    box-shadow: 0 0.5rem 1.5rem rgba(0, 0, 0, 0.1);
    border-radius: 15px;
    overflow: hidden;
}

.login-img {
    background: linear-gradient(135deg, #13acdb 0%, #1579e6 100%);
    object-fit: cover;
    border-top-right-radius: 15px;
    border-bottom-right-radius: 15px;
}

.form-control {
    height: calc(1.5em + 1rem + 2px);
    border-radius: 8px;
    border: 1px solid #ced4da;
    transition: all 0.3s;
    padding-left: 15px;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(67, 97, 238, 0.25);
}

label {
    font-weight: 500;
    color: #495057;
    margin-bottom: 8px;
}

.btn {
    border-radius: 8px;
    padding: 10px 20px;
    font-weight: 500;
    transition: all 0.3s;
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
}

.btn-outline-secondary {
    color: #6c757d;
    border-color: #6c757d;
}

.btn-success {
    background-color: var(--success-color);
    border-color: var(--success-color);
}

.form-row {
    margin-left: -10px;
    margin-right: -10px;
}

.form-row>.col,
.form-row>[class*="col-"] {
    padding-left: 10px;
    padding-right: 10px;
}

.form-group {
    margin-bottom: 1.5rem;
}

/* Progress Stepper */
.stepper-wrapper {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
    position: relative;
}

.stepper-item {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
}

.stepper-item::before {
    position: absolute;
    content: "";
    border-bottom: 2px solid #ccc;
    width: 100%;
    top: 20px;
    left: -50%;
    z-index: 2;
}

.stepper-item::after {
    position: absolute;
    content: "";
    border-bottom: 2px solid #ccc;
    width: 100%;
    top: 20px;
    left: 50%;
    z-index: 2;
}

.stepper-item:first-child::before {
    content: none;
}

.stepper-item:last-child::after {
    content: none;
}

.stepper-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #e9ecef;
    border: 1px solid #ced4da;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    z-index: 5;
    transition: all 0.3s;
}

.stepper-active .stepper-circle {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.stepper-completed .stepper-circle {
    background-color: var(--success-color);
    color: white;
    border-color: var(--success-color);
}

.stepper-completed::before,
.stepper-active::before,
.stepper-completed::after {
    border-bottom: 2px solid var(--primary-color);
}

.stepper-text {
    font-weight: 500;
    font-size: 0.875rem;
    color: #6c757d;
    margin-top: 0.5rem;
}

.stepper-active .stepper-text,
.stepper-completed .stepper-text {
    color: var(--primary-color);
    font-weight: 600;
}

/* Form steps animation */
.signup-step {
    transition: all 0.3s ease;
    opacity: 0;
    pointer-events: none;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
}

.signup-step.active {
    opacity: 1;
    pointer-events: all;
    position: relative !important;
}

/* Custom checkboxes */
.custom-control-input:checked~.custom-control-label::before {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.custom-checkbox .custom-control-label::before {
    border-radius: 4px;
}

/* Password toggle */
.password-toggle {
    background-color: transparent;
    border: none;
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: #6c757d;
    z-index: 10;
}

/* Form validation */
.form-control.is-invalid {
    border-color: var(--danger-color);
    padding-right: calc(1.5em + 0.75rem);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='none' stroke='%23f44336' viewBox='0 0 12 12'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath stroke-linejoin='round' d='M5.8 3.6h.4L6 6.5z'/%3e%3ccircle cx='6' cy='8.2' r='.6' fill='%23f44336' stroke='none'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right calc(0.375em + 0.1875rem) center;
    background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
}

.invalid-feedback {
    display: none;
    width: 100%;
    margin-top: 0.25rem;
    font-size: 80%;
    color: var(--danger-color);
}

.was-validated .form-control:invalid~.invalid-feedback,
.form-control.is-invalid~.invalid-feedback {
    display: block;
}

/* Loading indicator */
#loading-icon-bx {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.text-primary {
    color: var(--primary-color) !important;
}

.card-title {
    font-weight: 700;
    color: var(--dark-color);
}



/* Responsive adjustments */
@media (max-width: 768px) {
    .stepper-text {
        display: none;
    }

    .form-row {
        flex-direction: column;
    }

    .form-row>.col,
    .form-row>[class*="col-"] {
        padding-left: 15px;
        padding-right: 15px;
    }
}