/* Conversation Simulator Styles */
.tool-header {
    margin-bottom: 30px;
}

.breadcrumb {
    margin-bottom: 20px;
}

.breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.tool-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 800px;
    line-height: 1.6;
}

.simulator-setup {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.setup-section {
    background: var(--surface);
    border-radius: 12px;
    padding: 25px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.setup-section h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.scenario-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.scenario-card {
    background: var(--background);
    border-radius: 8px;
    padding: 20px;
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.scenario-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
    border-color: var(--primary-color);
}

.scenario-icon {
    font-size: 2.5rem;
    margin-bottom: 10px;
    display: block;
}

.scenario-card h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.scenario-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.character-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.character-card {
    background: var(--background);
    border-radius: 8px;
    padding: 15px;
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.character-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
    border-color: var(--primary-color);
}

.character-avatar {
    font-size: 2rem;
    margin-bottom: 10px;
    display: block;
}

.character-card h4 {
    font-size: 1rem;
    margin-bottom: 5px;
    color: var(--text-primary);
}

.character-card p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.3;
}

.difficulty-options {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.difficulty-card {
    background: var(--background);
    border-radius: 8px;
    padding: 20px;
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    flex: 1;
    min-width: 150px;
}

.difficulty-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
    border-color: var(--primary-color);
}

.difficulty-icon {
    font-size: 2rem;
    margin-bottom: 10px;
    display: block;
}

.difficulty-card h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.difficulty-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* Conversation Area */
.conversation-area {
    background: var(--surface);
    border-radius: 12px;
    padding: 25px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    margin-bottom: 40px;
}

.conversation-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 15px;
}

.scenario-info h3 {
    font-size: 1.4rem;
    margin-bottom: 5px;
    color: var(--text-primary);
}

.character-info {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.character-name {
    background: var(--primary-color);
    color: white;
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.9rem;
    font-weight: 500;
}

.difficulty-badge {
    background: var(--warning-color);
    color: white;
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

.conversation-controls {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.conversation-display {
    background: var(--background);
    border-radius: 8px;
    padding: 20px;
    border: 1px solid var(--border-color);
    margin-bottom: 20px;
    min-height: 300px;
    max-height: 500px;
    overflow-y: auto;
}

.conversation-starter {
    margin-bottom: 20px;
}

.message {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    padding: 15px;
    border-radius: 12px;
    max-width: 80%;
}

.ai-message {
    background: var(--primary-color);
    color: white;
    margin-right: auto;
}

.user-message {
    background: var(--success-color);
    color: white;
    margin-left: auto;
    flex-direction: row-reverse;
}

.message-avatar {
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    flex-shrink: 0;
}

.message-content {
    flex: 1;
}

.message-sender {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 5px;
}

.message-text {
    line-height: 1.5;
}

.user-input-area {
    background: var(--background);
    border-radius: 8px;
    padding: 20px;
    border: 1px solid var(--border-color);
}

.input-container {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
}

#userInput {
    flex: 1;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-family: inherit;
    font-size: 1rem;
    resize: vertical;
    min-height: 60px;
    background: var(--surface);
    color: var(--text-primary);
}

#userInput:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.input-hints {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-style: italic;
    text-align: center;
}

/* Conversation Feedback */
.conversation-feedback {
    background: var(--background);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.feedback-tabs {
    display: flex;
    gap: 5px;
    padding: 15px;
    border-bottom: 1px solid var(--border-color);
    overflow-x: auto;
}

.feedback-tab {
    padding: 8px 15px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 6px;
    font-weight: 500;
    white-space: nowrap;
    transition: all 0.3s ease;
}

.feedback-tab:hover {
    background: var(--border-color);
    color: var(--text-primary);
}

.feedback-tab.active {
    background: var(--primary-color);
    color: white;
}

.feedback-content {
    padding: 20px;
}

.feedback-pane {
    display: none;
}

.feedback-pane.active {
    display: block;
}

.performance-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.metric {
    text-align: center;
    padding: 15px;
    background: var(--surface);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.metric-label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.metric-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
}

.overall-score {
    text-align: center;
    padding: 20px;
}

.score-circle {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: conic-gradient(var(--primary-color) 0%, var(--primary-color) 85%, var(--border-color) 85%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.score-label {
    font-size: 1.1rem;
    color: var(--text-primary);
    font-weight: 500;
}

.tips-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.tip-item {
    padding: 15px;
    background: var(--surface);
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
    border: 1px solid var(--border-color);
}

.tip-item strong {
    color: var(--primary-color);
    display: block;
    margin-bottom: 5px;
}

.transcript {
    background: var(--surface);
    border-radius: 8px;
    padding: 15px;
    border: 1px solid var(--border-color);
    font-family: monospace;
    font-size: 0.9rem;
    line-height: 1.6;
    max-height: 300px;
    overflow-y: auto;
}

.transcript-message {
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

.transcript-sender {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.transcript-text {
    color: var(--text-secondary);
}

/* Educational Info */
.educational-info {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border-radius: 12px;
    padding: 30px;
    border: 1px solid var(--border-color);
}

.educational-info h3 {
    font-size: 1.4rem;
    margin-bottom: 20px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.applications {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 15px;
}

.application {
    background: var(--surface);
    padding: 15px;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.application strong {
    color: var(--primary-color);
    display: block;
    margin-bottom: 5px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .simulator-setup {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .conversation-header {
        flex-direction: column;
        align-items: stretch;
    }

    .character-info {
        justify-content: center;
    }

    .conversation-controls {
        justify-content: center;
    }

    .input-container {
        flex-direction: column;
    }

    .feedback-tabs {
        justify-content: flex-start;
    }

    .performance-metrics {
        grid-template-columns: 1fr;
        gap: 15px;
    }

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

/* Typing indicator */
.typing-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px;
    color: var(--text-secondary);
    font-style: italic;
}

.typing-dots {
    display: flex;
    gap: 3px;
}

.typing-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--text-secondary);
    animation: typingAnimation 1.4s infinite;
}

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

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

@keyframes typingAnimation {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.4;
    }
    30% {
        transform: translateY(-10px);
        opacity: 1;
    }
}

/* Loading state */
.conversation-area.loading {
    opacity: 0.7;
    pointer-events: none;
}

.conversation-area.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}