/**
 * Authentication Styles
 * Landing page, login form, unauthorized page, dev mode banner
 * WCAG 2.1 AA compliant
 */

/* =============================================================================
   User Menu (Navigation)
   ============================================================================= */

.user-menu {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-left: auto;
    font-size: 0.875rem;
}

.user-menu .badge {
    background: var(--color-primary);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

.user-menu a {
    color: var(--color-text);
    text-decoration: none;
}

.user-menu a:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

/* =============================================================================
   Login Page
   ============================================================================= */

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-background);
    padding: 2rem 1rem;
}

.login-container {
    max-width: 450px;
    width: 100%;
    padding: 2rem;
    background: white;
    border-radius: 8px;
    border: 1px solid var(--color-border, #e0e0e0);
}

.login-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo img {
    max-width: 100%;
    height: auto;
}

.login-container h1 {
    text-align: center;
    color: var(--color-secondary);
    margin-bottom: 1.5rem;
    font-size: 1.75rem;
}

.login-form {
    margin: 2rem 0;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--color-secondary);
}

.form-group input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border, #e0e0e0);
    border-radius: 4px;
    font-size: 1rem;
    font-family: inherit;
    box-sizing: border-box;
}

.form-group input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(80, 108, 68, 0.1);
}

.btn-block {
    width: 100%;
}

.auth-instructions {
    color: #666;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    line-height: 1.5;
}

.login-footer .btn {
    color: white;
}

.login-footer {
    margin-top: 2rem;
    text-align: center;
    font-size: 0.875rem;
}

.login-footer a {
    color: var(--color-primary);
    text-decoration: none;
}

.login-footer a:hover {
    text-decoration: underline;
}

/* =============================================================================
   Alert Messages
   ============================================================================= */

.alert {
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 1rem;
    border-width: 1px;
    border-style: solid;
}

.alert-error {
    background: #fee;
    border-color: #fcc;
    color: #c33;
}

.alert-success {
    background: #efe;
    border-color: #cfc;
    color: #383;
}

.alert-warning {
    background: #ffeaa7;
    border-color: #fdcb6e;
    color: #856404;
}

.alert-info {
    background: #e3f2fd;
    border-color: #90caf9;
    color: #1565c0;
}

/* =============================================================================
   Unauthorized Page
   ============================================================================= */

.unauthorized-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-background);
    padding: 2rem 1rem;
}

.error-container {
    max-width: 600px;
    padding: 3rem 2rem;
    text-align: center;
}

.error-container h1 {
    color: var(--color-accent-1, #975436);
    margin-bottom: 1.5rem;
    font-size: 2rem;
}

.error-message {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    border: 1px solid var(--color-border, #e0e0e0);
    margin-bottom: 2rem;
}

.error-message p {
    margin-bottom: 1rem;
    line-height: 1.6;
}

.error-message p:last-child {
    margin-bottom: 0;
}

.error-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* =============================================================================
   Buttons (Consistent with Save.ag branding)
   ============================================================================= */

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
}

.btn:focus-visible {
    outline: 3px solid var(--color-accent-3, #6bafb2);
    outline-offset: 2px;
}

.btn-primary {
    background: var(--color-primary, #506c44);
    color: white;
}

.btn-primary:hover {
    background: var(--color-secondary, #1f4332);
    transform: translateY(-1px);
}

.btn-secondary {
    background: #f0f0f0;
    color: var(--color-text, #333);
    border: 1px solid var(--color-border, #e0e0e0);
}

.btn-secondary:hover {
    background: #e0e0e0;
}

.btn-danger {
    background: #c33;
    color: white;
}

.btn-danger:hover {
    background: #a22;
    transform: translateY(-1px);
}

/* =============================================================================
   Delete Account Warning
   ============================================================================= */

.delete-warning {
    background: #fee;
    border: 1px solid #fcc;
    border-radius: 4px;
    padding: 1rem;
    margin-bottom: 1.5rem;
    color: #333;
    line-height: 1.5;
}

.delete-warning p {
    margin: 0 0 0.5rem;
}

.delete-warning p:last-child {
    margin-bottom: 0;
}

/* =============================================================================
   Verification Banner
   ============================================================================= */

.verification-banner {
    background: #e3f2fd;
    border-bottom: 1px solid #90caf9;
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    font-size: 0.9rem;
    color: #1a1a1a;
}

.verification-banner p {
    margin: 0;
}

.verification-banner a {
    color: var(--color-primary, #506c44);
    font-weight: 500;
}

.verification-banner a:hover {
    text-decoration: underline;
}

.verification-banner .banner-dismiss {
    background: none;
    border: none;
    color: #555;
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    line-height: 1;
    border-radius: 4px;
    text-decoration: none;
}

.verification-banner .banner-dismiss:hover {
    background: rgba(0, 0, 0, 0.08);
    color: #333;
}

.verification-banner .banner-dismiss:focus-visible {
    outline: 3px solid var(--color-accent-3, #6bafb2);
    outline-offset: 2px;
}

/* =============================================================================
   Mobile Responsiveness
   ============================================================================= */

@media (max-width: 1024px) {
    .login-container,
    .error-container {
        padding: 2rem 1rem;
    }

    .error-container h1 {
        font-size: 1.5rem;
    }

    .error-actions {
        flex-direction: column;
    }

    .error-actions .btn {
        width: 100%;
    }

    .login-logo img {
        max-width: 200px;
    }

    .verification-banner {
        flex-wrap: wrap;
        text-align: center;
        padding: 0.75rem;
        gap: 0.5rem;
    }
}

/* =============================================================================
   Accessibility (WCAG 2.1 AA Compliance)
   ============================================================================= */

/* Screen reader only text */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

.sr-only-focusable:focus {
    position: static;
    width: auto;
    height: auto;
    overflow: visible;
    clip: auto;
    white-space: normal;
}

/* Focus visible for keyboard navigation */
*:focus-visible {
    outline: 3px solid var(--color-accent-3, #6bafb2);
    outline-offset: 2px;
}

/* Ensure sufficient color contrast */
a {
    color: var(--color-primary, #506c44);
}

a:hover {
    color: var(--color-secondary, #1f4332);
}