/*
 * Authentication-specific styles for Agent Grey
 * Used by login, signup, password reset templates
 */

/* =============================================================================
   Authentication Container
   ============================================================================= */
.auth-container {
    min-height: 80vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.auth-card {
    background: white;
    border-radius: 0.5rem;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.1);
    border: none;
    max-width: 400px;
    width: 100%;
}

.auth-card .card-body {
    padding: 2.5rem;
}

/* =============================================================================
   Authentication Form Elements
   ============================================================================= */
.auth-form .form-control {
    border-radius: 0.375rem;
    padding: 0.75rem 1rem;
    border: 1px solid #ced4da;
    transition: all 0.15s ease-in-out;
}

.auth-form .form-control:focus {
    border-color: var(--tg-color-primary);
    box-shadow: 0 0 0 0.25rem rgba(var(--tg-color-primary-rgb), 0.25);
    outline: none;
}

.auth-form .form-label {
    font-weight: 600;
    color: #495057;
    margin-bottom: 0.5rem;
}

/* =============================================================================
   Authentication Buttons
   ============================================================================= */
.auth-form .btn-primary {
    background-color: var(--tg-color-primary);
    border-color: var(--tg-color-primary);
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    border-radius: var(--tg-radius-form);
    transition: var(--tg-transition-all);
}

.auth-form .btn-primary:hover {
    background-color: var(--tg-color-primary-hover);
    border-color: var(--tg-color-primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 0.25rem 0.5rem rgba(var(--tg-color-primary-rgb), 0.2);
}

.auth-form .btn-primary:active {
    transform: translateY(0);
}

/* =============================================================================
   Authentication Links
   ============================================================================= */
.auth-links a {
    color: var(--tg-color-primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--tg-transition-colors);
}

.auth-links a:hover {
    color: var(--tg-color-primary-hover);
    text-decoration: underline;
}

/* =============================================================================
   Authentication Header
   ============================================================================= */
.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-header h2 {
    color: var(--tg-color-primary);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.auth-header p {
    color: #6c757d;
    margin-bottom: 0;
}

/* =============================================================================
   Error Messages
   ============================================================================= */
.auth-form .invalid-feedback {
    display: block;
    color: #dc3545;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.auth-form .alert {
    border-radius: 0.375rem;
    border: none;
    font-size: 0.875rem;
}

.auth-form .alert-danger {
    background-color: rgba(220, 53, 69, 0.1);
    color: #721c24;
}

/* =============================================================================
   Authentication Divider
   ============================================================================= */
.auth-divider {
    margin: 1.5rem 0;
    border-color: #e9ecef;
}

/* =============================================================================
   Password Strength Indicator
   ============================================================================= */
.password-strength {
    margin-top: 0.5rem;
}

.password-strength-bar {
    height: 4px;
    border-radius: 2px;
    background-color: #e9ecef;
    overflow: hidden;
    transition: all 0.3s ease;
}

.password-strength-fill {
    height: 100%;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.password-strength-weak .password-strength-fill {
    width: 33%;
    background-color: #dc3545;
}

.password-strength-medium .password-strength-fill {
    width: 66%;
    background-color: #ffc107;
}

.password-strength-strong .password-strength-fill {
    width: 100%;
    background-color: #198754;
}

.password-strength-text {
    font-size: 0.75rem;
    margin-top: 0.25rem;
    color: #6c757d;
}

/* =============================================================================
   Remember Me Checkbox
   ============================================================================= */
.auth-form .form-check {
    margin: 1rem 0;
}

.auth-form .form-check-input:checked {
    background-color: var(--tg-color-primary);
    border-color: var(--tg-color-primary);
}

.auth-form .form-check-input:focus {
    border-color: var(--tg-color-primary);
    outline: none;
    box-shadow: 0 0 0 0.25rem rgba(var(--tg-color-primary-rgb), 0.25);
}

.auth-form .form-check-label {
    color: #495057;
    font-weight: 500;
}

/* =============================================================================
   Responsive Design
   ============================================================================= */
@media (max-width: 576px) {
    .auth-card .card-body {
        padding: 2rem 1.5rem;
    }

    .auth-header h2 {
        font-size: 1.5rem;
    }
}

/* =============================================================================
   Loading State
   ============================================================================= */
.auth-form .btn-primary.loading {
    position: relative;
    color: transparent;
}

.auth-form .btn-primary.loading::after {
    content: "";
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin-left: -8px;
    margin-top: -8px;
    border: 2px solid #ffffff;
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s ease-in-out infinite;
}

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

/* =============================================================================
   Success States
   ============================================================================= */
.auth-success {
    text-align: center;
    padding: 2rem;
}

.auth-success .success-icon {
    color: #198754;
    font-size: 3rem;
    margin-bottom: 1rem;
}

.auth-success h3 {
    color: #198754;
    margin-bottom: 1rem;
}

.auth-success p {
    color: #6c757d;
    margin-bottom: 1.5rem;
}