/* Authentication Pages Styles - Following VISUAL_DESIGN_CONCEPT.md */

/* Auth Container */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-500) 0%, var(--wellness-500) 100%);
    padding: var(--space-4);
}

.auth-card {
    background: var(--bg-primary);
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
    width: 100%;
    max-width: 480px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.auth-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 48px rgba(0,0,0,0.12);
}

.logo-section {
    text-align: center;
    margin-bottom: var(--space-4);
}

.auth-header {
    padding: 0 var(--space-6) var(--space-4);
    text-align: center;
    color: var(--text-primary);
}

.auth-logo {
    height: 80px;
    width: auto;
    margin: 0 auto var(--space-4);
    display: block;
    object-fit: contain;
}

.auth-title {
    font-size: var(--text-2xl);
    font-weight: var(--font-semibold);
    margin: 0 0 var(--space-2);
    color: var(--text-primary);
}

.auth-subtitle {
    font-size: var(--text-base);
    color: var(--text-secondary);
    font-weight: var(--font-normal);
}

.auth-body {
    padding: var(--space-6);
}

/* Form Elements */
.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--neutral-700);
    margin-bottom: var(--space-2);
}

.form-control {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-base);
    color: var(--neutral-800);
    background: var(--bg-primary);
    border: 2px solid var(--neutral-200);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    font-family: var(--font-primary);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-control.is-invalid {
    border-color: var(--danger-500);
}

.form-control.is-invalid:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

/* Password Input Group */
.password-input-group {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: var(--space-3);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--neutral-500);
    cursor: pointer;
    padding: var(--space-2);
    transition: var(--transition-fast);
}

.password-toggle:hover {
    color: var(--neutral-700);
}

/* Checkbox */
.form-check {
    display: flex;
    align-items: center;
    margin-bottom: var(--space-5);
}

.form-check-input {
    width: 20px;
    height: 20px;
    margin-right: var(--space-2);
    cursor: pointer;
}

.form-check-label {
    font-size: var(--text-sm);
    color: var(--neutral-600);
    cursor: pointer;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-full);
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
    text-decoration: none;
    min-height: 44px;
}

.btn-primary {
    background: var(--primary-500);
    color: white;
}

.btn-primary:hover:not(:disabled) {
    background: var(--primary-600);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.25);
}

.btn-secondary {
    background: var(--neutral-100);
    color: var(--neutral-700);
    border: 2px solid var(--neutral-200);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--neutral-200);
    transform: translateY(-1px);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-block {
    width: 100%;
}

/* Social Login Buttons */
.social-divider {
    text-align: center;
    margin: var(--space-6) 0;
    position: relative;
}

.social-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--neutral-200);
}

.social-divider span {
    background: var(--bg-primary);
    padding: 0 var(--space-4);
    position: relative;
    font-size: var(--text-sm);
    color: var(--neutral-500);
}

.social-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.btn-social {
    background: white;
    color: var(--neutral-700);
    border: 2px solid var(--neutral-200);
    gap: var(--space-2);
}

.btn-social:hover {
    background: var(--neutral-50);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-google {
    color: var(--neutral-700);
}

.btn-apple {
    background: var(--neutral-900);
    color: white;
    border-color: var(--neutral-900);
}

.btn-apple:hover {
    background: var(--neutral-800);
    border-color: var(--neutral-800);
}

/* Links */
.auth-links {
    text-align: center;
    margin-top: var(--space-6);
}

.auth-link {
    color: var(--primary-500);
    font-size: var(--text-sm);
    text-decoration: none;
    font-weight: var(--font-medium);
}

.auth-link:hover {
    color: var(--primary-600);
    text-decoration: underline;
}

/* Alert Messages */
.alert {
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-4);
    font-size: var(--text-sm);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.alert-danger {
    background: var(--danger-50);
    color: var(--danger-700);
    border: 1px solid var(--danger-200);
}

.alert-success {
    background: var(--success-50);
    color: var(--success-700);
    border: 1px solid var(--success-200);
}

.alert-warning {
    background: var(--warning-50);
    color: var(--warning-700);
    border: 1px solid var(--warning-200);
}

.alert-info {
    background: var(--primary-50);
    color: var(--primary-700);
    border: 1px solid var(--primary-200);
}

/* Loading States */
.spinner-border {
    display: inline-block;
    width: 1em;
    height: 1em;
    vertical-align: text-bottom;
    border: 0.2em solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spinner-border 0.75s linear infinite;
}

.spinner-border-sm {
    width: 0.8em;
    height: 0.8em;
    border-width: 0.15em;
}

@keyframes spinner-border {
    to { transform: rotate(360deg); }
}

/* Progress Indicator */
.auth-progress {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--space-6) 0;
    gap: var(--space-2);
}

.progress-step {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.progress-dot {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--neutral-200);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-semibold);
    color: var(--neutral-500);
    transition: var(--transition-normal);
}

.progress-step.active .progress-dot {
    background: var(--primary-500);
    color: white;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.progress-step.completed .progress-dot {
    background: var(--success-500);
    color: white;
}

.progress-connector {
    width: 60px;
    height: 2px;
    background: var(--neutral-200);
    transition: var(--transition-normal);
}

.progress-step.completed + .progress-connector {
    background: var(--success-500);
}

/* Welcome Page Specific */
.welcome-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    padding: var(--space-4);
}

.welcome-card {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    max-width: 600px;
    width: 100%;
    text-align: center;
    padding: var(--space-8);
}

.welcome-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto var(--space-6);
    background: var(--primary-500);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--text-4xl);
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.3);
}

.welcome-name {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: var(--neutral-800);
    margin-bottom: var(--space-2);
}

.welcome-email {
    font-size: var(--text-lg);
    color: var(--neutral-600);
    margin-bottom: var(--space-8);
}

/* Text Helpers */
.form-text {
    font-size: var(--text-sm);
    color: var(--neutral-500);
    margin-top: var(--space-1);
}

.text-muted {
    color: var(--neutral-500);
}

/* Responsive */
@media (max-width: 640px) {
    .auth-container {
        padding: var(--space-2);
    }
    
    .auth-card {
        border-radius: var(--radius-lg);
    }
    
    .auth-header {
        padding: var(--space-6) var(--space-4);
    }
    
    .auth-body {
        padding: var(--space-6) var(--space-4);
    }
    
    .progress-connector {
        width: 30px;
    }
}