/* ============================================
   AI LABS - STYLING
   Uses design tokens from style.css
   ============================================ */

/* --- AI Labs Layout --- */
.ai-labs-container {
    min-height: 100vh;
    background: var(--bg-primary);
    padding: var(--space-xl);
}

.ai-labs-header {
    max-width: 1200px;
    margin: 0 auto var(--space-2xl);
    display: flex;
    justify-content: flex-start; /* FIX: was space-between — now branding left, rest right */
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

/* Push session banner to the right of branding */
#session-banner {
    margin-left: auto;
}

/* FIX: lang-switcher is appended to <header> by i18n.js with position:absolute
   which overlaps the session banner. Reset to static so it joins the flex row
   right after the session banner without overlapping anything. */
.ai-labs-header .lang-switcher {
    position: static;
    align-self: center;
    flex-shrink: 0;
}

.ai-labs-branding {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.ai-labs-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    color: var(--text-primary);
}

.ai-labs-logo-icon {
    font-size: 2rem;
}

.ai-labs-logo-text {
    font-size: 1.5rem;
    font-weight: 600;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* --- Resume Download Link --- */
.resume-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-md);
    background: rgba(59, 130, 246, 0.08);
    border: 1px solid rgba(59, 130, 246, 0.15);
    border-radius: var(--radius-full);
    color: var(--accent-light);
    font-size: 0.8125rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--duration-fast) var(--ease-out);
    margin-left: 0;
}

.resume-link:hover {
    background: rgba(59, 130, 246, 0.15);
    border-color: rgba(59, 130, 246, 0.3);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.2);
}

.resume-link:active {
    transform: translateY(0);
}

.resume-link:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.resume-link svg {
    width: 14px;
    height: 14px;
}

/* --- Session Status Banner --- */
.session-banner {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-sm) var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: 0.875rem;
}

.session-banner-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--text-secondary);
}

.session-banner-item svg {
    width: 16px;
    height: 16px;
}

.session-banner-value {
    color: var(--text-primary);
    font-weight: 500;
}

.session-banner-warning {
    color: var(--warning);
}

.session-banner-divider {
    width: 1px;
    height: 20px;
    background: var(--glass-border);
}

.session-banner-action {
    background: none;
    border: none;
    padding: var(--space-xs) var(--space-sm); /* FIX 0.5: was 0 — now has tap area */
    cursor: pointer;
    transition: color var(--duration-fast);
    color: var(--text-muted);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    min-height: 44px; /* FIX 0.5: WCAG 2.1 AA minimum touch target */
    border-radius: var(--radius-sm);
}

.session-banner-action:hover {
    color: var(--accent-light);
}

.session-banner-action:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* --- Gate Page --- */
.gate-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl);
    background: var(--bg-primary);
}

.gate-card {
    max-width: 480px;
    width: 100%;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    text-align: center;
}

.gate-icon {
    font-size: 4rem;
    margin-bottom: var(--space-lg);
}

.gate-title {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.gate-subtitle {
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    line-height: 1.6;
}

.gate-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.gate-input {
    width: 100%;
    padding: var(--space-md) var(--space-lg);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}

.gate-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.gate-input::placeholder {
    color: var(--text-muted);
}

.gate-btn {
    width: 100%;
    padding: var(--space-md) var(--space-lg);
    background: var(--accent-gradient);
    border: none;
    border-radius: var(--radius-md);
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform var(--duration-fast), box-shadow var(--duration-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
}

.gate-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.gate-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.gate-btn-loading .btn-text {
    display: none;
}

.gate-btn-loading .btn-spinner {
    display: block;
}

.btn-spinner {
    display: none;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.gate-features {
    margin-top: var(--space-xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--glass-border);
    text-align: left;
}

.gate-features-title {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.gate-feature {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
    font-size: 0.9375rem;
}

.gate-feature svg {
    color: var(--success);
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.gate-divider {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin: var(--space-xl) 0;
    color: var(--text-muted);
    font-size: 0.875rem;
}

.gate-divider::before,
.gate-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--glass-border);
}

.gate-clerk-btn {
    width: 100%;
    padding: var(--space-md) var(--space-lg);
    background: transparent;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    cursor: pointer;
    transition: background var(--duration-fast), border-color var(--duration-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
}

.gate-clerk-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--accent);
}

/* --- Success State --- */
.gate-success {
    display: none;
}

.gate-success.visible {
    display: block;
}

.gate-success-icon {
    font-size: 4rem;
    margin-bottom: var(--space-lg);
}

.gate-success-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.gate-success-message {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* --- Error State --- */
.gate-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    color: var(--error);
    font-size: 0.9375rem;
    display: none;
}

.gate-error.visible {
    display: block;
}

/* --- Dashboard --- */
.dashboard-content {
    max-width: 1200px;
    margin: 0 auto;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.tool-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    cursor: pointer;
    transition: transform var(--duration-normal), border-color var(--duration-normal), box-shadow var(--duration-normal);
}

.tool-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
    box-shadow: var(--shadow-glow);
}

.tool-card.active {
    border-color: var(--accent);
    box-shadow: 0 0 20px var(--accent-glow);
}

.tool-card.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.tool-card.disabled:hover {
    transform: none;
    border-color: var(--glass-border);
    box-shadow: none;
}

.tool-card-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
}

.tool-card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.tool-card-description {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.5;
}

.tool-card-badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-sm);
    background: rgba(59, 130, 246, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    color: var(--accent-light);
    margin-top: var(--space-md);
}

.tool-card-badge.coming-soon {
    background: rgba(100, 116, 139, 0.2);
    color: var(--text-muted);
}

/* Active badge — green: tool is live */
.badge-active {
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #10b981;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Interactive badge — blue: tool is a demo/sandbox */
.badge-interactive {
    background: rgba(59, 130, 246, 0.15);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: var(--accent-light);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* PM Assistant Badge - Green (kept for compat) */
.tool-card-badge-pm {
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: var(--success);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* --- Active Tool Area --- */
.active-tool-section {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: var(--border);
    border-radius: var(--radius-xl);
    min-height: 500px;
    overflow: hidden;
}

.active-tool-header {
    padding: var(--space-lg) var(--space-xl);
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap; /* FIX 0.3: allow wrap so back-link never gets cut off */
    gap: var(--space-sm);
}

.active-tool-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.active-tool-content {
    height: calc(100vh - 300px);
    min-height: 400px;
    max-height: 800px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* --- Chat Interface in Labs --- */
.labs-chat-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
    overflow: hidden;
}

.labs-chat-messages {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.labs-chat-input-area {
    padding: var(--space-md) var(--space-lg);
    border-top: 1px solid var(--glass-border);
    display: flex;
    gap: var(--space-sm);
    flex-shrink: 0;
}

.labs-chat-input {
    flex: 1;
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    resize: none;
}

.labs-chat-input:focus {
    outline: none;
    border-color: var(--accent);
}

.labs-chat-send {
    padding: var(--space-md) var(--space-lg);
    background: var(--accent-gradient);
    border: none;
    border-radius: var(--radius-md);
    color: white;
    cursor: pointer;
    transition: transform var(--duration-fast);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.labs-chat-send:hover {
    transform: scale(1.05);
}

.labs-chat-send:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* --- Chat Messages --- */
.labs-message {
    max-width: 80%;
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-lg);
    line-height: 1.6;
}

.labs-message.user {
    background: var(--accent-gradient);
    color: white;
    align-self: flex-end;
    border-bottom-right-radius: var(--radius-sm);
}

.labs-message.bot {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    align-self: flex-start;
    border-bottom-left-radius: var(--radius-sm);
}

.labs-message.bot code {
    background: rgba(0, 0, 0, 0.3);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.9em;
}

.labs-message.bot strong {
    color: var(--accent-light);
    font-weight: 700;
}

/* --- PM Assistant Styles --- */

/* PM Assistant Tool Container */
.labs-tool-container {
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 0;
    overflow: hidden;
}

/* Quick Action Buttons Container */
.pm-quick-actions {
    display: flex;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    border-bottom: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.02);
    flex-shrink: 0;
}

/* Individual Quick Action Button */
.pm-quick-action-btn {
    flex: 1;
    min-width: 0;
    padding: var(--space-md) var(--space-sm);
    background: var(--accent-gradient);
    border: none;
    border-radius: var(--radius-md);
    color: white;
    font-size: 0.875rem;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: transform var(--duration-fast), box-shadow var(--duration-fast);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    white-space: nowrap;
}

/* Shine effect on hover */
.pm-quick-action-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), transparent);
    opacity: 0;
    transition: opacity var(--duration-fast);
}

.pm-quick-action-btn:hover::before {
    opacity: 1;
}

.pm-quick-action-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(59, 130, 246, 0.4);
}

.pm-quick-action-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

/* Button Icon (emoji) */
.pm-quick-action-btn .btn-icon {
    font-size: 1.25rem;
    line-height: 1;
}

/* Button Text */
.pm-quick-action-btn .btn-text {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    line-height: 1.2;
}

/* Loading/Disabled State */
.pm-quick-action-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Focus visible for accessibility */
.pm-quick-action-btn:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {

    .pm-quick-action-btn,
    .pm-quick-action-btn::before {
        transition-duration: 0.01ms !important;
    }
}

/* --- Upgrade Prompt --- */
.upgrade-prompt {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.1));
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    text-align: center;
    margin: var(--space-lg);
}

.upgrade-prompt-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.upgrade-prompt-message {
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
}

.upgrade-prompt-btn {
    padding: var(--space-md) var(--space-xl);
    background: var(--accent-gradient);
    border: none;
    border-radius: var(--radius-md);
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
}

/* --- Back to Portfolio Link --- */
.back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color var(--duration-fast);
    min-height: 44px; /* FIX 0.5: WCAG touch target */
    white-space: nowrap; /* FIX 0.3: prevent text from breaking mid-word */
    flex-shrink: 0; /* FIX 0.3: never compress — ensures it stays visible */
}

.back-link:hover {
    color: var(--accent-light);
}

.back-link svg {
    width: 16px;
    height: 16px;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .ai-labs-container {
        padding: var(--space-md);
    }

    .ai-labs-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .ai-labs-branding {
        width: 100%;
    }

    .resume-link {
        margin-left: 0;
        margin-top: var(--space-xs);
    }

    .session-banner {
        width: 100%;
        flex-wrap: wrap;
        justify-content: space-between; /* FIX 0.2: was center, items distribute evenly */
        gap: var(--space-xs) var(--space-md); /* row-gap column-gap */
        padding: var(--space-xs) var(--space-sm);
    }

    /* FIX 0.2: Hide dividers on mobile — save horizontal space */
    .session-banner-divider {
        display: none;
    }

    /* FIX 0.2: End session / lang toggle pushed to own row */
    .session-banner-action {
        flex-basis: 100%;
        display: flex;
        justify-content: center;
        padding-top: var(--space-xs);
        border-top: 1px solid var(--glass-border);
        margin-top: var(--space-xs);
    }

    .gate-card {
        padding: var(--space-xl);
    }

    .tools-grid {
        grid-template-columns: 1fr;
    }

    .active-tool-content {
        height: calc(100vh - 280px);
        min-height: 350px;
        max-height: none;
    }

    .labs-message {
        max-width: 90%;
    }

    /* PM Quick Actions - Stack vertically on mobile */
    .pm-quick-actions {
        flex-direction: column;
    }

    .pm-quick-action-btn {
        width: 100%;
        flex-direction: row;
        justify-content: center;
        padding: var(--space-md) var(--space-lg);
    }

    .pm-quick-action-btn .btn-text {
        font-size: 0.875rem;
    }
}

/* --- Chat Widget Redirect Modal (Popup Style) --- */
.chat-redirect-modal {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 340px;
    max-width: calc(100vw - 40px);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: var(--border);
    border-radius: var(--radius-xl);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px) scale(0.95);
    transform-origin: bottom right;
    transition: opacity var(--duration-normal), visibility var(--duration-normal), transform var(--duration-normal);
    z-index: 1000;
}

.chat-redirect-modal.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.chat-redirect-modal .chat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    background: rgba(255, 255, 255, 0.03);
    border-bottom: var(--border);
}

.chat-redirect-modal .chat-identity {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.chat-redirect-modal .avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--accent-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.chat-redirect-modal .bot-name {
    font-weight: 600;
    color: var(--text-primary);
}

.chat-redirect-modal .bot-status {
    font-size: 0.75rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}

.chat-redirect-modal .status-dot {
    width: 6px;
    height: 6px;
    background: var(--success);
    border-radius: 50%;
}

.chat-redirect-modal .chat-close-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--space-xs);
    border-radius: var(--radius-sm);
    transition: background var(--duration-fast);
}

.chat-redirect-modal .chat-close-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.chat-redirect-content {
    padding: var(--space-xl);
    text-align: center;
}

.chat-redirect-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
}

.chat-redirect-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.chat-redirect-desc {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.5;
    margin-bottom: var(--space-lg);
}

.chat-redirect-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
    text-align: left;
}

.chat-redirect-feature {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-secondary);
    font-size: 0.8125rem;
}

.chat-redirect-feature i {
    width: 16px;
    height: 16px;
    color: var(--accent-light);
}

.chat-redirect-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    width: 100%;
    padding: var(--space-md) var(--space-lg);
    background: var(--accent-gradient);
    border: none;
    border-radius: var(--radius-md);
    color: white;
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: transform var(--duration-fast), box-shadow var(--duration-fast);
}

.chat-redirect-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

.chat-redirect-btn i {
    width: 16px;
    height: 16px;
}

/* ============================================
   DEV TEAM DEMO - INTERACTIVE SHOWCASE
   ============================================ */

/* --- Tool Card Badge --- */
.tool-card-badge-devteam {
    background: linear-gradient(135deg,
            rgba(59, 130, 246, 0.2),
            rgba(139, 92, 246, 0.2));
    border-color: var(--accent);
    color: var(--accent-light);
}

/* --- Scenario Selector --- */
.devteam-scenario-selector {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.scenario-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-lg);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: var(--border);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--duration-normal) var(--ease-out);
    min-height: 100px; /* FIX 0.4: increased from 80px — fits icon + title + desc */
    min-width: 0; /* FIX 0.4: prevent grid blowout */
    opacity: 0;
    animation: fadeInUp 0.5s var(--ease-out) forwards;
}

.scenario-btn:nth-child(1) { animation-delay: 0.05s; }
.scenario-btn:nth-child(2) { animation-delay: 0.1s; }
.scenario-btn:nth-child(3) { animation-delay: 0.15s; }
.scenario-btn:nth-child(4) { animation-delay: 0.2s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.scenario-btn:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md), 0 0 20px rgba(59, 130, 246, 0.2);
}

.scenario-btn:active {
    transform: translateY(0);
}

.scenario-btn.active {
    background: rgba(59, 130, 246, 0.15);
    border-color: var(--accent);
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.3);
    position: relative;
    overflow: hidden; /* kept for shine animation — clip is on ::before, not text */
}

.scenario-btn.active::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(255, 255, 255, 0.1) 50%,
        transparent 70%
    );
    animation: shine 3s ease-in-out infinite;
}

@keyframes shine {
    0% {
        transform: translateX(-100%) translateY(-100%) rotate(45deg);
    }
    100% {
        transform: translateX(100%) translateY(100%) rotate(45deg);
    }
}

.scenario-btn .btn-icon {
    font-size: 1.75rem;
}

.scenario-btn .btn-text {
    font-size: 0.875rem;
    font-weight: 600;
    text-align: center;
    word-break: break-word; /* FIX 0.4: prevent text overflow on narrow cards */
    overflow-wrap: break-word;
}

.scenario-btn .btn-desc {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    transition: all var(--duration-normal) var(--ease-out);
}

.scenario-btn:hover .btn-desc {
    opacity: 1;
    max-height: 60px;
    margin-top: var(--space-xs);
}

/* --- Main Container --- */
.devteam-container {
    display: flex;
    gap: var(--space-xl);
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

/* --- Agent Roster Sidebar --- */
.agent-roster {
    width: 260px; /* FIX 0.1: Increased from 240px to fit full agent names */
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: var(--border);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    height: 100%;
    max-height: 100%;
    overflow-y: auto;
    flex-shrink: 0;
}

.roster-title {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: var(--space-md);
}

.agent-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-sm);
    transition: all var(--duration-normal) var(--ease-spring);
    cursor: pointer;
    position: relative;
    opacity: 0;
    animation: fadeInLeft 0.5s var(--ease-out) forwards;
}

.agent-item:nth-child(2) { animation-delay: 0.05s; }
.agent-item:nth-child(3) { animation-delay: 0.1s; }
.agent-item:nth-child(4) { animation-delay: 0.15s; }
.agent-item:nth-child(5) { animation-delay: 0.2s; }
.agent-item:nth-child(6) { animation-delay: 0.25s; }
.agent-item:nth-child(7) { animation-delay: 0.3s; }
.agent-item:nth-child(8) { animation-delay: 0.35s; }

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.agent-item:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateX(4px);
}

.agent-item:focus {
    outline: 2px solid var(--agent-color, var(--accent));
    outline-offset: 2px;
}

.agent-item.active {
    background: rgba(59, 130, 246, 0.1);
    border-left: 3px solid var(--agent-color, var(--accent));
    padding-left: calc(var(--space-md) - 3px);
}

/* Agent Colors (CSS Custom Properties) */
.agent-item[data-agent="architect"] {
    --agent-color: #3b82f6;
    --agent-color-rgb: 59, 130, 246;
}

.agent-item[data-agent="backend"] {
    --agent-color: #8b5cf6;
    --agent-color-rgb: 139, 92, 246;
}

.agent-item[data-agent="frontend"] {
    --agent-color: #60a5fa;
    --agent-color-rgb: 96, 165, 250;
}

.agent-item[data-agent="devops"] {
    --agent-color: #10b981;
    --agent-color-rgb: 16, 185, 129;
}

.agent-item[data-agent="security"] {
    --agent-color: #f59e0b;
    --agent-color-rgb: 245, 158, 11;
}

.agent-item[data-agent="qa"] {
    --agent-color: #14b8a6;
    --agent-color-rgb: 20, 184, 166;
}

.agent-item[data-agent="docs"] {
    --agent-color: #94a3b8;
    --agent-color-rgb: 148, 163, 184;
}

.agent-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid var(--agent-color, var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
    position: relative;
}

/* Pulse animation when agent is active */
.agent-item.active .agent-avatar::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid var(--agent-color, var(--accent));
    animation: pulse-ring 2s ease-out infinite;
}

@keyframes pulse-ring {
    0% {
        transform: scale(1);
        opacity: 1;
    }

    100% {
        transform: scale(1.3);
        opacity: 0;
    }
}

.agent-info {
    flex: 1;
    min-width: 0;
}

.agent-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: normal; /* FIX: allow name to wrap — nowrap was causing truncation */
    word-break: break-word;
    overflow: visible;
}

.agent-role {
    font-size: 0.75rem;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.agent-status {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    flex-shrink: 0;
}

.agent-status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.agent-status-label {
    display: none; /* FIX: hide text label — dot alone conveys status, frees width for full name */
}

.agent-status-idle .agent-status-dot {
    background: var(--text-muted);
    opacity: 0.3;
}

.agent-status-idle .agent-status-label {
    color: var(--text-muted);
}

.agent-status-active .agent-status-dot {
    background: var(--agent-color, var(--accent));
    box-shadow: 0 0 8px var(--agent-color, var(--accent));
    animation: pulse 2s ease-in-out infinite;
}

.agent-status-active .agent-status-label {
    color: var(--agent-color, var(--accent));
}

.agent-status-done .agent-status-dot {
    background: var(--success);
}

.agent-status-done .agent-status-label {
    color: var(--success);
}

/* Agent Tooltip/Detail Card */
.agent-detail-card {
    position: absolute;
    left: 100%;
    top: 0;
    margin-left: var(--space-md);
    background: var(--bg-secondary);
    border: 2px solid var(--agent-color, var(--accent));
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    min-width: 280px;
    max-width: 320px;
    box-shadow: var(--shadow-lg), 0 0 20px rgba(var(--agent-color-rgb, 59, 130, 246), 0.3);
    opacity: 0;
    pointer-events: none;
    transition: all var(--duration-normal) var(--ease-out);
    z-index: 100;
}

.agent-item.show-details .agent-detail-card {
    opacity: 1;
    pointer-events: auto;
}

.agent-detail-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.agent-detail-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.agent-detail-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--agent-color, var(--accent));
}

.agent-detail-subtitle {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.agent-detail-section {
    margin-bottom: var(--space-md);
}

.agent-detail-section:last-child {
    margin-bottom: 0;
}

.agent-detail-label {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-xs);
}

.agent-detail-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.agent-detail-list li {
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding-left: var(--space-md);
    margin-bottom: var(--space-xs);
    position: relative;
}

.agent-detail-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--agent-color, var(--accent));
}

/* --- Collaboration Visualizer --- */
.collaboration-visualizer {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: var(--border);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.workflow-messages {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-xl);
    min-height: 0;
}

/* Custom scrollbar for workflow messages */
.workflow-messages::-webkit-scrollbar {
    width: 8px;
}

.workflow-messages::-webkit-scrollbar-track {
    background: transparent;
}

.workflow-messages::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

.workflow-messages::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* --- Empty State --- */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-3xl);
    height: 100%;
    min-height: 0;
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: var(--space-lg);
    opacity: 0.3;
}

.empty-state-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

.empty-state-desc {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    max-width: 400px;
    line-height: 1.6;
}

.empty-state-hint {
    margin-top: var(--space-lg);
    font-size: 0.75rem;
    color: var(--text-muted);
    font-style: italic;
}

/* Completion State */
.completion-state {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-3xl);
}

.completion-state.visible {
    display: flex;
}

.completion-state-icon {
    font-size: 3rem;
    margin-bottom: var(--space-lg);
    animation: celebrationPulse 1s var(--ease-spring) infinite;
}

@keyframes celebrationPulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.15);
    }
}

.completion-state-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--accent-light);
}

.completion-state-message {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

.completion-actions {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
    justify-content: center;
}

.workflow-btn-replay {
    animation: gentleBounce 2s ease-in-out infinite;
    animation-delay: 0.5s;
}

@keyframes gentleBounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-4px);
    }
}

/* --- Agent Messages --- */
.agent-message {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
    animation: slideInMessage 0.4s var(--ease-out);
}

@keyframes slideInMessage {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.agent-message-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    border: 2px solid var(--agent-color, var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
    box-shadow: 0 0 16px rgba(var(--agent-color-rgb, 59, 130, 246), 0.4);
}

.agent-message-content {
    flex: 1;
    min-width: 0;
}

.agent-message-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-sm);
}

.agent-message-name {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--agent-color, var(--accent));
}

.agent-message-time {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.agent-message-body {
    background: var(--bg-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--text-secondary);
    transition: all var(--duration-fast) var(--ease-out);
}

.agent-message:hover .agent-message-body {
    border-color: rgba(var(--agent-color-rgb, 59, 130, 246), 0.2);
    box-shadow: 0 0 20px rgba(var(--agent-color-rgb, 59, 130, 246), 0.1);
    transform: translateX(4px);
}

.agent-message-body strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* --- Workflow Progress --- */
.workflow-progress {
    position: relative;
    background: var(--bg-tertiary);
}

.workflow-progress-track {
    height: 4px;
    background: var(--bg-tertiary);
    position: relative;
    overflow: hidden;
}

.workflow-progress-bar {
    height: 100%;
    background: var(--accent-gradient);
    transition: width 0.5s var(--ease-out);
    box-shadow: 0 0 12px rgba(59, 130, 246, 0.6);
}

.workflow-progress-text {
    position: absolute;
    top: 50%;
    right: var(--space-md);
    transform: translateY(-50%) scale(0.8);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent-light);
    z-index: 1;
    pointer-events: none;
    opacity: 0;
    transition: all var(--duration-normal) var(--ease-spring);
}

.workflow-progress-text.visible {
    opacity: 1;
    transform: translateY(-50%) scale(1);
}

/* --- Workflow Controls --- */
.workflow-controls {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--bg-secondary);
    border-top: var(--border);
}

.workflow-btn {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-tertiary);
    border: var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--duration-fast) var(--ease-out);
    min-height: 48px;
}

.workflow-btn:hover {
    border-color: var(--accent);
    background: rgba(59, 130, 246, 0.1);
}

.workflow-btn:active {
    transform: scale(0.98);
}

.workflow-btn i {
    width: 16px;
    height: 16px;
}

/* --- Responsive Design --- */
@media (max-width: 768px) {
    .devteam-container {
        flex-direction: column;
        flex: 1;
        min-height: 0;
        overflow: hidden;
    }

    .agent-roster {
        width: 100%;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); /* FIX 0.1: was 120px — wider cells for full names */
        gap: var(--space-sm);
        padding: var(--space-md);
        max-height: none;
        height: auto;
    }

    .roster-title {
        grid-column: 1 / -1;
    }

    .agent-item {
        flex-direction: column;
        text-align: center;
        padding: var(--space-sm);
    }

    .agent-item.active {
        border-left: none;
        border-top: 3px solid var(--agent-color, var(--accent));
        padding-left: var(--space-sm);
        padding-top: calc(var(--space-sm) - 3px);
    }

    .agent-avatar {
        width: 32px;
        height: 32px;
        font-size: 1rem;
    }

    .agent-detail-card {
        left: 0;
        top: 100%;
        margin-left: 0;
        margin-top: var(--space-md);
        min-width: 100%;
    }

    .agent-status {
        margin-top: var(--space-xs);
    }

    .devteam-scenario-selector {
        grid-template-columns: repeat(2, 1fr);
    }

    .workflow-messages {
        padding: var(--space-md);
        min-height: 0;
    }

    .workflow-controls {
        flex-wrap: wrap;
    }

    .workflow-btn {
        flex: 1;
        min-width: 120px;
    }
}

/* --- Reduced Motion Support --- */
@media (prefers-reduced-motion: reduce) {
    .agent-message {
        animation: none;
    }

    .workflow-progress-bar {
        transition: none;
    }

    .agent-item.active .agent-avatar::before {
        animation: none;
    }

    .agent-status-active {
        animation: none;
    }

    .scenario-btn {
        transition: none;
    }
}

/* ============================================
   AUTH ENGINE DEMO STYLES
   ============================================ */

/* --- Module Tab Bar --- */
.auth-module-tabs {
    display: flex;
    gap: var(--space-xs);
    padding: var(--space-md) var(--space-xl);
    border-bottom: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.02);
    flex-shrink: 0;
    overflow-x: auto;
}

.auth-module-tab {
    padding: var(--space-sm) var(--space-lg);
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    color: var(--text-muted);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--duration-fast);
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.auth-module-tab:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.auth-module-tab.active {
    color: var(--accent-light);
    background: rgba(59, 130, 246, 0.15);
    border-color: rgba(59, 130, 246, 0.3);
}

.auth-tab-icon {
    font-size: 1.1rem;
}

/* --- Module Panels --- */
.auth-module-panel {
    display: none;
    flex: 1;
    padding: var(--space-lg) var(--space-xl);
    overflow-y: auto;
    min-height: 0;
}

.auth-module-panel.active {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

/* --- Input Controls --- */
.auth-controls {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    align-items: flex-end;
}

.auth-control-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    flex: 1;
    min-width: 160px;
}

.auth-control-group label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.auth-input,
.auth-select {
    padding: var(--space-sm) var(--space-md);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.9375rem;
    font-family: inherit;
    transition: border-color var(--duration-fast);
}

.auth-input:focus,
.auth-select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.auth-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%239ca3af' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 32px;
}

.auth-select option {
    background: #1a1a2e;
    color: var(--text-primary);
}

/* Cost Range Slider */
.auth-cost-slider {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.auth-cost-slider input[type="range"] {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    outline: none;
}

.auth-cost-slider input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--accent);
    cursor: pointer;
    box-shadow: 0 0 8px var(--accent-glow);
}

.auth-cost-display {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* --- Action Buttons --- */
.auth-actions {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.auth-btn {
    padding: var(--space-sm) var(--space-lg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--duration-fast);
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
}

.auth-btn-primary {
    background: var(--accent-gradient);
    border-color: transparent;
    color: white;
}

.auth-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(59, 130, 246, 0.4);
}

.auth-btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
}

.auth-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

/* --- Result Cards --- */
.auth-result-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
}

.auth-result-card.auth-valid {
    border-color: rgba(16, 185, 129, 0.4);
    background: rgba(16, 185, 129, 0.08);
}

.auth-result-card.auth-invalid {
    border-color: rgba(239, 68, 68, 0.4);
    background: rgba(239, 68, 68, 0.08);
}

.auth-result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
}

.auth-result-badge {
    padding: 3px 10px;
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.auth-result-badge.badge-secure {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.auth-result-badge.badge-weak {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.auth-result-badge.badge-broken {
    background: rgba(239, 68, 68, 0.2);
    color: var(--error);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.auth-result-time {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.auth-result-hash {
    margin-bottom: var(--space-md);
}

.auth-result-hash label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.auth-hash-value {
    display: block;
    word-break: break-all;
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    background: rgba(0, 0, 0, 0.3);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    margin-top: var(--space-xs);
    color: var(--accent-light);
    line-height: 1.5;
}

.auth-hash-length {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: var(--space-xs);
    display: block;
}

.auth-result-detail {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.detail-label {
    color: var(--text-muted);
    font-weight: 600;
    margin-right: var(--space-xs);
}

.auth-result-warning {
    padding: var(--space-sm) var(--space-md);
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: var(--radius-sm);
    color: var(--warning);
    font-size: 0.875rem;
    margin-top: var(--space-sm);
}

.auth-verify-icon {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: var(--space-sm);
}

/* --- Explanation Block --- */
.auth-explanation {
    background: rgba(59, 130, 246, 0.05);
    border: 1px solid rgba(59, 130, 246, 0.15);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
}

.auth-explanation h4 {
    color: var(--accent-light);
    font-size: 0.9375rem;
    margin-bottom: var(--space-sm);
}

.auth-explanation p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.6;
    margin-bottom: var(--space-xs);
}

.auth-recommendation {
    font-weight: 600;
}

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

.auth-secure-text {
    color: var(--success) !important;
}

/* --- JWT Color-Coded Parts --- */
.auth-jwt-parts {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    word-break: break-all;
    line-height: 1.6;
    padding: var(--space-md);
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--radius-md);
    margin-top: var(--space-xs);
}

.jwt-part.jwt-header { color: #f97316; }
.jwt-part.jwt-payload { color: #a78bfa; }
.jwt-part.jwt-signature { color: #22d3ee; }
.jwt-dot { color: var(--text-muted); }

.auth-jwt-decoded {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.auth-jwt-section {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    overflow-x: auto;
}

.auth-jwt-section h5 {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.auth-jwt-section pre {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.5;
    white-space: pre-wrap;
    margin: 0;
}

.jwt-color-header { color: #f97316; }
.jwt-color-payload { color: #a78bfa; }
.jwt-color-signature { color: #22d3ee; }

.auth-jwt-token-display {
    margin-bottom: var(--space-md);
}

.auth-jwt-token-display label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.auth-copy-btn {
    cursor: pointer;
    font-size: 0.75rem;
    color: var(--accent-light);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    transition: background var(--duration-fast);
}

.auth-copy-btn:hover {
    background: rgba(59, 130, 246, 0.2);
}

/* --- OAuth2 Progress Steps --- */
.auth-oauth-progress {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin-bottom: var(--space-lg);
}

.auth-oauth-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
}

.step-dot {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
    border: 2px solid var(--glass-border);
    transition: all var(--duration-normal);
}

.auth-oauth-step.completed .step-dot {
    background: rgba(16, 185, 129, 0.2);
    border-color: var(--success);
    color: var(--success);
}

.auth-oauth-step.current .step-dot {
    background: rgba(59, 130, 246, 0.3);
    border-color: var(--accent);
    color: var(--accent-light);
    box-shadow: 0 0 12px var(--accent-glow);
}

.step-label {
    font-size: 0.6875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.step-connector {
    width: 40px;
    height: 2px;
    background: var(--glass-border);
    margin: 0 2px;
    align-self: flex-start;
    margin-top: 16px;
}

.auth-flow-diagram {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    line-height: 1.8;
    padding: var(--space-md);
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-md);
}

.auth-flow-line {
    color: var(--text-secondary);
}

.auth-oauth-actions {
    display: flex;
    justify-content: center;
    margin-top: var(--space-md);
}

.auth-oauth-next {
    font-size: 1rem;
    padding: var(--space-md) var(--space-2xl);
}

.auth-flow-complete {
    font-size: 1.25rem;
    color: var(--success);
    font-weight: 600;
    text-align: center;
    padding: var(--space-md);
}

.auth-url-display {
    display: block;
    word-break: break-all;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    background: rgba(0, 0, 0, 0.3);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    margin-top: var(--space-xs);
    color: var(--accent-light);
}

/* --- MFA / TOTP Styles --- */
.auth-mfa-setup {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-xl);
    align-items: start;
}

.auth-qr-image {
    width: 200px;
    height: 200px;
    border-radius: var(--radius-lg);
    border: 2px solid var(--glass-border);
}

.auth-mfa-scan-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
    margin-top: var(--space-sm);
}

.auth-secret-display {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    word-break: break-all;
    background: rgba(0, 0, 0, 0.3);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
}

.auth-mfa-live {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    margin: var(--space-lg) 0;
}

.auth-mfa-code-display {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-countdown-ring {
    position: absolute;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: conic-gradient(var(--accent) 100%, transparent 100%);
    mask: radial-gradient(farthest-side, transparent 75%, #000 75%);
    -webkit-mask: radial-gradient(farthest-side, transparent 75%, #000 75%);
}

.auth-mfa-code {
    font-family: var(--font-mono);
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.15em;
    z-index: 1;
    min-width: 80px;
    text-align: center;
}

.auth-mfa-timer {
    font-size: 1.25rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.auth-mfa-verify-section {
    display: flex;
    gap: var(--space-sm);
    align-items: center;
}

.auth-mfa-verify-section .auth-input {
    flex: 1;
    max-width: 200px;
    font-family: var(--font-mono);
    font-size: 1.25rem;
    letter-spacing: 0.2em;
    text-align: center;
}

/* --- Compare Table --- */
.auth-compare-table-wrap {
    overflow-x: auto;
}

.auth-compare-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8125rem;
}

.auth-compare-table th {
    text-align: left;
    padding: var(--space-sm) var(--space-md);
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.6875rem;
    border-bottom: 1px solid var(--glass-border);
}

.auth-compare-table td {
    padding: var(--space-sm) var(--space-md);
    color: var(--text-secondary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.auth-row-unsafe {
    opacity: 0.6;
}

/* --- Ranking List --- */
.auth-ranking {
    margin-top: var(--space-lg);
}

.auth-ranking h4 {
    color: var(--text-primary);
    margin-bottom: var(--space-md);
}

.auth-rank-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.auth-rank-num {
    font-weight: 700;
    color: var(--accent-light);
    min-width: 24px;
}

.auth-rank-algo {
    font-weight: 600;
    color: var(--text-primary);
    min-width: 80px;
}

.auth-rank-reason {
    color: var(--text-muted);
    font-size: 0.8125rem;
}

/* --- Loading State --- */
.auth-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    padding: var(--space-2xl);
    color: var(--text-muted);
}

.auth-loading-spinner {
    width: 24px;
    height: 24px;
    border: 3px solid rgba(59, 130, 246, 0.2);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* --- Auth Engine Tool Card Badge --- */
.tool-card-badge-auth {
    background: rgba(139, 92, 246, 0.15);
    border: 1px solid rgba(139, 92, 246, 0.3);
    color: #a78bfa;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* --- Responsive: Auth Engine --- */
@media (max-width: 768px) {
    .auth-module-tabs {
        padding: var(--space-sm) var(--space-md);
    }

    .auth-module-tab {
        padding: var(--space-xs) var(--space-md);
        font-size: 0.8125rem;
    }

    .auth-controls {
        flex-direction: column;
    }

    .auth-jwt-decoded {
        grid-template-columns: 1fr;
    }

    .auth-mfa-setup {
        grid-template-columns: 1fr;
        justify-items: center;
    }

    .auth-mfa-live {
        flex-direction: column;
        align-items: center;
    }

    .auth-oauth-progress {
        flex-wrap: wrap;
        gap: var(--space-sm);
    }

    .step-connector {
        display: none;
    }

    .auth-expiration-info {
        flex-direction: column;
    }

    .jwt-signature-section {
        grid-column: span 2;
    }
}

/* ============================================
   ITERATIONS 1-5 ENHANCEMENTS
   ============================================ */

/* ---- 1.2 Real-Time Email Validation ---- */
.gate-input-wrapper {
    position: relative;
}

.input-validation-icon {
    position: absolute;
    right: var(--space-md);
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.25rem;
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--duration-fast);
}

.gate-input.valid ~ .input-validation-icon {
    opacity: 1;
    color: var(--success);
}

.gate-input.valid ~ .input-validation-icon::before {
    content: '✓';
}

.gate-input.invalid ~ .input-validation-icon {
    opacity: 1;
    color: var(--error);
}

.gate-input.invalid ~ .input-validation-icon::before {
    content: '✕';
}

.gate-input.valid {
    border-color: var(--success);
}

.gate-input.invalid {
    border-color: var(--error);
}

.validation-message {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: var(--space-xs);
    opacity: 0;
    transition: opacity var(--duration-fast);
    text-align: left;
}

.validation-message.show {
    opacity: 1;
}

.validation-message.error {
    color: var(--error);
}

.validation-message.success {
    color: var(--success);
}

/* ---- 1.4 Keyboard Hint ---- */
.gate-hint {
    font-size: 0.8125rem;
    color: var(--text-muted);
    margin-top: var(--space-sm);
    text-align: center;
}

kbd {
    display: inline-block;
    padding: 0.125rem 0.375rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-bottom-width: 2px;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono, monospace);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.gate-btn.pressed {
    transform: scale(0.98);
}

/* ---- 1.5 Success State Animation ---- */
.gate-success.visible {
    animation: successFadeIn 0.5s var(--ease-out);
}

.success-checkmark-wrapper {
    display: flex;
    justify-content: center;
    margin-bottom: var(--space-md);
}

.success-checkmark {
    width: 80px;
    height: 80px;
}

.success-checkmark-circle {
    stroke: var(--success);
    stroke-width: 2;
    stroke-dasharray: 166;
    stroke-dashoffset: 166;
    animation: circleStroke 0.6s cubic-bezier(0.65, 0, 0.45, 1) forwards;
}

.success-checkmark-check {
    stroke: var(--success);
    stroke-width: 3;
    stroke-linecap: round;
    stroke-dasharray: 48;
    stroke-dashoffset: 48;
    animation: checkStroke 0.3s cubic-bezier(0.65, 0, 0.45, 1) 0.6s forwards;
}

@keyframes circleStroke {
    to { stroke-dashoffset: 0; }
}

@keyframes checkStroke {
    to { stroke-dashoffset: 0; }
}

@keyframes successFadeIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .success-checkmark-circle,
    .success-checkmark-check {
        animation: none;
        stroke-dashoffset: 0;
    }

    .gate-success.visible {
        animation: none;
    }
}

/* ---- 2.1 Keyboard Navigation for Tool Cards ---- */
.tool-card:focus {
    outline: 3px solid var(--accent);
    outline-offset: 4px;
}

.tool-card:focus:not(:focus-visible) {
    outline: none;
}

.tool-card:focus-visible {
    outline: 3px solid var(--accent);
    outline-offset: 4px;
}

/* ---- 2.3 Session Banner Warning States ---- */
.session-banner-item {
    border-radius: var(--radius-sm);
    padding: var(--space-xs);
    transition: background var(--duration-normal), border-color var(--duration-normal);
}

.session-banner-item.warning {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    animation: pulseWarning 2s ease-in-out infinite;
}

.session-banner-item.critical {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    animation: pulseCritical 1s ease-in-out infinite;
}

.session-banner-item.warning .session-banner-value {
    color: var(--warning);
}

.session-banner-item.critical .session-banner-value {
    color: var(--error);
}

@keyframes pulseWarning {
    0%, 100% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.4); }
    50% { box-shadow: 0 0 0 6px rgba(245, 158, 11, 0); }
}

@keyframes pulseCritical {
    0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4); }
    50% { box-shadow: 0 0 0 6px rgba(239, 68, 68, 0); }
}

@media (prefers-reduced-motion: reduce) {
    .session-banner-item.warning,
    .session-banner-item.critical {
        animation: none;
    }
}

/* ---- 2.4 Tool Card Badge Status Styles ---- */
.badge-active {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-limited {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-coming-soon {
    background: rgba(148, 163, 184, 0.15);
    color: var(--text-muted);
    border: 1px solid rgba(148, 163, 184, 0.3);
}

.badge-disabled {
    background: rgba(239, 68, 68, 0.15);
    color: var(--error);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-icon {
    font-size: 0.875rem;
}

/* ---- 3.1 Message Timestamps ---- */
.labs-message {
    flex-direction: column;
    gap: var(--space-xs);
}

.message-content {
    /* existing bubble content */
}

.message-timestamp {
    font-size: 0.6875rem;
    color: var(--text-muted);
    opacity: 0.7;
    align-self: flex-start;
    padding: 0 var(--space-xs);
}

.labs-message.user .message-timestamp {
    align-self: flex-end;
}

/* ---- 3.2 Copy Message Button ---- */
.message-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.message-copy-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 0.2rem 0.45rem;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-size: 0.7rem;
    cursor: pointer;
    transition: all var(--duration-fast);
    opacity: 0;
    transition: opacity var(--duration-fast), all var(--duration-fast);
}

.labs-message.bot:hover .message-copy-btn {
    opacity: 1;
}

.message-copy-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--accent);
    color: var(--accent);
    opacity: 1;
}

.message-copy-btn.copied {
    border-color: var(--success);
    color: var(--success);
    opacity: 1;
}

.copy-icon {
    font-size: 0.8rem;
}

/* ---- 3.4 Typing Indicator ---- */
.typing-indicator {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    padding: var(--space-sm) 0;
}

.typing-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
    animation: typingBounce 1.4s infinite ease-in-out;
}

.typing-dot:nth-child(1) { animation-delay: 0s; }
.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.5;
    }
    30% {
        transform: translateY(-8px);
        opacity: 1;
    }
}

@media (prefers-reduced-motion: reduce) {
    .typing-dot {
        animation: typingPulse 1.4s infinite ease-in-out;
    }

    @keyframes typingPulse {
        0%, 100% { opacity: 0.5; }
        50% { opacity: 1; }
    }
}

/* ---- 5.2 Intersection Observer Fade-In ---- */
.fade-in-element {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

.fade-in-element.visible {
    opacity: 1;
    transform: translateY(0);
}

.tool-card:nth-child(1).fade-in-element { transition-delay: 0s; }
.tool-card:nth-child(2).fade-in-element { transition-delay: 0.1s; }
.tool-card:nth-child(3).fade-in-element { transition-delay: 0.2s; }
.tool-card:nth-child(4).fade-in-element { transition-delay: 0.3s; }

@media (prefers-reduced-motion: reduce) {
    .fade-in-element {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* ---- 5.5 Tool Error Boundary ---- */
.tool-error {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    padding: var(--space-2xl);
    text-align: center;
    flex: 1;
}

.tool-error-icon {
    font-size: 3.5rem;
    opacity: 0.5;
}

.tool-error-title {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--error);
}

.tool-error-message {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    max-width: 400px;
    line-height: 1.6;
}

.tool-error-actions {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
    justify-content: center;
    margin-top: var(--space-sm);
}

.btn-outline {
    padding: var(--space-sm) var(--space-lg);
    background: transparent;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--duration-fast);
}

.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent-light);
    background: rgba(59, 130, 246, 0.05);
}

/* ---- 4.3 PM Clear History Button ---- */
.pm-clear-history-btn {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--duration-fast);
    font-size: 1rem;
    line-height: 1;
    min-height: 32px;
    min-width: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.pm-clear-history-btn:hover {
    background: rgba(239, 68, 68, 0.1);
    border-color: var(--error);
    color: var(--error);
}

.pm-clear-history-btn:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}