/* Supplemental Styles for Phased Registration */

/* Registration Progress (shared across steps) */
.registration-progress {
    --step-size: 36px;
    --step-border: 3px;
    --label-font-size: 0.75rem;
    margin-bottom: 2rem;
}

.progress-bar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    margin-bottom: 0.6rem;
}

.progress-bar-container::before {
    display: block !important;
}

.progress-step {
    width: var(--step-size) !important;
    height: var(--step-size) !important;
    border-width: var(--step-border) !important;
    border-radius: 50% !important;
    flex: 0 0 auto;
    box-sizing: border-box;
    box-shadow: 0 10px 28px rgba(0,0,0,0.18);
    backdrop-filter: blur(8px);
}

.progress-labels {
    display: flex;
    justify-content: space-between;
    gap: 0;
    font-size: var(--label-font-size);
    color: var(--text-muted);
}

.progress-labels span {
    flex: 0 0 auto;
    width: var(--step-size);
    text-align: center;
    line-height: 1.2;
    padding: 0;
}

/* Responsive Design for Registration */
@media (max-width: 1024px) {
    .auth-container {
        max-width: 480px;
        margin: 0 auto;
    }

    .registration-progress {
        --label-font-size: 0.7rem;
    }
}

@media (max-width: 768px) {
    .auth-container {
        max-width: 420px;
        padding: 1.5rem;
    }
    
    .registration-progress {
        --step-size: 32px;
        --label-font-size: 0.65rem;
    }

    .progress-step {
        font-size: 0.8rem;
    }
    
    .form-input,
    .form-select {
        padding: 14px 16px;
        font-size: 14px;
    }
    
    .btn {
        padding: 12px 20px;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .auth-container {
        max-width: 100%;
        padding: 1rem;
        margin: 0;
    }
    
    .registration-progress {
        --step-size: 28px;
        --step-border: 2px;
        --label-font-size: 0.6rem;
    }

    .progress-step {
        font-size: 0.75rem;
    }
    
    .form-input,
    .form-select {
        padding: 12px 14px;
        font-size: 13px;
    }
    
    .btn {
        padding: 10px 16px;
        font-size: 13px;
    }
    
    .field-error {
        padding: 8px 12px;
        font-size: 11px;
    }
    
    .auth-logo img {
        max-height: 40px;
    }
}

@media (max-width: 320px) {
    .auth-container {
        padding: 0.8rem;
    }
    
    .registration-progress {
        --step-size: 24px;
        --label-font-size: 0.55rem;
    }

    .progress-step {
        font-size: 0.7rem;
    }
    
    .form-input,
    .form-select {
        padding: 10px 12px;
        font-size: 12px;
    }
    
    .btn {
        padding: 8px 14px;
        font-size: 12px;
    }
    
    .field-error {
        padding: 6px 10px;
        font-size: 10px;
    }
    
    .auth-logo img {
        max-height: 35px;
    }
}

/* Enhanced accessibility for reduced motion */
@media (prefers-reduced-motion: reduce) {
    .fade-in,
    .fade-in-delay-1,
    .fade-in-delay-2,
    .fade-in-delay-3 {
        animation: none !important;
        opacity: 1 !important;
        transform: none !important;
    }
    
    .field-error {
        animation: none !important;
    }
    
    .errorPulse {
        animation: none !important;
    }
}

/* Touch target improvements */
@media (pointer: coarse) {
    .btn {
        min-height: 44px;
        min-width: 44px;
    }
    
    .progress-step {
        min-width: 36px;
        min-height: 36px;
    }
    
    .skip-notice {
        padding: 16px;
    }
    
    .btn-link {
        min-height: 44px;
        display: inline-flex;
        align-items: center;
    }
}

/* Alert with icon */
.alert svg { 
    flex-shrink: 0; 
    margin-right: 10px; 
}
.alert { 
    display: flex; 
    align-items: flex-start; 
}

/* Required indicator */
.required { 
    color: var(--error); 
    margin-left: 2px; 
}

/* Optional indicator */
.optional { 
    color: var(--text-muted); 
    margin-left: 2px; 
    font-size: 0.85em;
    font-weight: 400;
}

/* Form Select */
.form-select {
    width: 100%;
    background: var(--bg-input);
    border: 1.5px solid var(--border-input);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 15px;
    padding: 16px 20px;
    transition: var(--transition);
    outline: none;
    appearance: none;
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%236B71A0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    background-size: 20px;
    padding-right: 48px;
}

.form-select:focus {
    border-color: var(--brand-blue);
    background-color: var(--bg-input-focus);
    box-shadow: 0 0 0 4px rgba(67,97,238,0.12);
}

.form-select option { 
    background: var(--bg-secondary); 
    color: var(--text-primary); 
}

/* Input error state - Enhanced */
.input-error { 
    border-color: var(--error) !important;
    background: rgba(255, 107, 157, 0.05) !important;
    position: relative;
}

.input-error:focus { 
    border-color: var(--error-light) !important;
    box-shadow: 0 0 0 4px var(--error-glow), 0 0 20px var(--error-glow) !important;
    animation: errorPulse 0.3s ease-in-out;
}

.input-error::placeholder {
    color: var(--error-light);
    opacity: 0.7;
}

/* Secondary button */
.btn-secondary {
    background: var(--btn-secondary-bg);
    color: var(--btn-secondary-text);
    border: 1.5px solid var(--btn-secondary-border);
}

.btn-secondary:hover { 
    background: var(--bg-card-hover); 
}

/* Field error message below input - Enhanced Modern Design */
.field-error {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 4px;
    margin-bottom: 0;
    padding: 10px 14px;
    font-size: 12px;
    font-weight: 500;
    line-height: 1.3;
    background: var(--error-gradient);
    color: white;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    border: none;
    box-shadow: 0 4px 12px var(--error-glow);
    animation: errorSlideIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    overflow: hidden;
    opacity: 1;
    transform: translateY(0) scale(1);
    transition: opacity 0.3s ease, transform 0.3s ease;
    cursor: pointer;
    user-select: none;
}

.field-error:hover {
    transform: translateY(0) scale(1.02);
    box-shadow: 0 6px 16px var(--error-glow);
}

.field-error.dismissing {
    opacity: 0;
    transform: translateY(-8px) scale(0.95);
    pointer-events: none;
}

.field-error::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    animation: errorShimmer 2s infinite;
}

.field-error::after {
    content: '';
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-bottom: 6px solid var(--error);
    position: absolute;
    top: -6px;
    left: 16px;
}

@keyframes errorSlideIn {
    from {
        opacity: 0;
        transform: translateY(-8px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes errorSlideOut {
    from {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
    to {
        opacity: 0;
        transform: translateY(-8px) scale(0.95);
    }
}

@keyframes errorShimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

@keyframes errorPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }
}

/* Form group with error - Enhanced */
.form-group.has-error .form-input,
.form-group.has-error .form-select {
    border-color: var(--error);
    background: rgba(255, 107, 157, 0.05);
    position: relative;
}

.form-group.has-error .form-input:focus,
.form-group.has-error .form-select:focus {
    border-color: var(--error-light);
    box-shadow: 0 0 0 4px var(--error-glow), 0 0 20px var(--error-glow);
    animation: errorPulse 0.3s ease-in-out;
}

.form-group.has-error .form-label {
    color: var(--error);
    font-weight: 600;
}

.form-group.has-error .form-label .required {
    color: var(--error-light);
    animation: errorPulse 1s infinite;
}

/* Form hint text */
.form-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
}

/* Skip notice box */
.skip-notice {
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: var(--radius-md);
    padding: 12px;
    margin-bottom: 1.5rem;
    text-align: center;
}

.skip-notice p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Link button style */
.btn-link {
    background: none;
    border: none;
    color: #8b5cf6;
    cursor: pointer;
    font-size: 0.875rem;
    padding: 0;
}

.btn-link:hover {
    text-decoration: underline;
}