/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f7fa;
}

.App {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header styles */
.app-header {
    text-align: center;
    padding: 2rem 0;
    margin-bottom: 2rem;
    background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
    color: white;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    position: relative;
}

.app-header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.app-header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* Header auth info (prod mode) */
.header-auth {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.header-username {
    font-size: 0.9rem;
    opacity: 0.9;
}

.header-logout-btn {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.4);
    padding: 0.35rem 0.85rem;
    border-radius: 5px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: background 0.2s;
}

.header-logout-btn:hover {
    background: rgba(255, 255, 255, 0.35);
}

/* Login prompt page */
.login-prompt {
    text-align: center;
    padding: 3rem 2rem;
    max-width: 480px;
    margin: 2rem auto;
}

.login-prompt h2 {
    margin-bottom: 1rem;
    color: #2d3748;
}

.login-prompt p {
    color: #718096;
    margin-bottom: 2rem;
    font-size: 1.05rem;
}

.login-button {
    padding: 0.85rem 2.5rem;
    font-size: 1.1rem;
}

/* Main layout */
.app-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.section {
    background: white;
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.hidden {
    display: none;
}

/* Form styles */
.form-group {
    margin-bottom: 1.5rem;
}

.label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #444;
}

.input, .select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.input:focus, .select:focus {
    outline: none;
    border-color: #2575fc;
    box-shadow: 0 0 0 2px rgba(37, 117, 252, 0.2);
}

.model-selection {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.model-item {
    flex: 1;
    min-width: 250px;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.stance-label {
    align-self: flex-start;
    background: #eef2ff;
    color: #4f46e5;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.button {
    background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: transform 0.2s, box-shadow 0.2s;
    display: inline-block;
    text-align: center;
    text-decoration: none;
}

.button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(37, 117, 252, 0.3);
}

.button:active {
    transform: translateY(0);
}

.create-debate-button {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    padding: 1rem 2rem;
    font-size: 1.1rem;
    width: 100%;
    margin-top: 1rem;
}

/* Debate section styles */
.debate-controls {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.start-debate-button {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
}

.stop-debate-button {
    background: linear-gradient(135deg, #ff416c 0%, #ff4b2b 100%);
}

.view-sessions-button {
    background: linear-gradient(135deg, #4A00E0 0%, #8E2DE2 100%);
}

.back-button {
    background: linear-gradient(135deg, #4A00E0 0%, #8E2DE2 100%);
    align-self: flex-start;
}

.debate-stream {
    border: 1px solid #eee;
    border-radius: 8px;
    padding: 1.5rem;
    min-height: 400px;
    max-height: 80vh;
    overflow-y: auto;
    background-color: #fafafa;
}

.round-container {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px dashed #ddd;
}

.round-container:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.speaker-header {
    display: flex;
    align-items: center;
    margin-bottom: 0.75rem;
    padding: 0.5rem;
    border-radius: 5px;
}

.pro-speaker {
    background-color: #dbeafe;
    border-left: 4px solid #3b82f6;
}

.con-speaker {
    background-color: #ffe4e6;
    border-left: 4px solid #ef4444;
}

.speaker-info {
    font-weight: 600;
}

.speaker-stance {
    margin-left: auto;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.pro-stance {
    background-color: #3b82f6;
    color: white;
}

.con-stance {
    background-color: #ef4444;
    color: white;
}

.speaker-content {
    padding: 0.5rem 1rem;
    background-color: white;
    border-radius: 5px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    line-height: 1.8;
    white-space: pre-wrap;
    word-break: break-word;
}

.debate-summary {
    margin-top: 2rem;
    padding: 1.5rem;
    background-color: #f0f9ff;
    border-radius: 8px;
    border-left: 4px solid #0ea5e9;
}

.debate-summary h3 {
    color: #0ea5e9;
    margin-bottom: 1rem;
}

/* Sessions list styles */
.sessions-list-item {
    padding: 1rem;
    border: 1px solid #eee;
    border-radius: 5px;
    margin-bottom: 0.75rem;
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.session-topic {
    font-weight: 600;
    color: #2d3748;
}

.session-meta {
    display: flex;
    gap: 1rem;
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: #718096;
}

.session-actions {
    margin-top: 0.75rem;
}

.view-session-button {
    background: linear-gradient(135deg, #4A00E0 0%, #8E2DE2 100%);
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

/* Settings Page Styles */
.settings-container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.api-key-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.api-key-input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.api-key-input-group label {
    font-weight: 600;
    color: #444;
}

.input-with-buttons {
    display: flex;
    gap: 0.5rem;
}

.input-with-buttons .input {
    flex: 1;
}

.input-with-buttons .button {
    align-self: stretch;
    white-space: nowrap;
}

.save-status {
    align-self: center;
    color: #38a169;
    font-weight: 600;
}

.validation-status {
    align-self: center;
    font-weight: 600;
}

.validation-status.valid {
    color: #38a169; /* Green for valid */
}

.validation-status.invalid {
    color: #e53e3e; /* Red for invalid */
}

.settings-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 1rem;
}

/* Checkbox label */
.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-weight: 600;
    color: #444;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

/* Search Evidence Styles */
.search-evidence {
    margin-top: 0.75rem;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    overflow: hidden;
    background-color: #f8fafc;
}

.search-evidence-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    cursor: pointer;
    user-select: none;
    background-color: #edf2f7;
    transition: background-color 0.2s;
}

.search-evidence-header:hover {
    background-color: #e2e8f0;
}

.search-evidence-icon {
    font-size: 0.7rem;
    color: #718096;
}

.search-evidence-title {
    font-weight: 600;
    font-size: 0.85rem;
    color: #4a5568;
}

.search-evidence-badge {
    margin-left: auto;
    background-color: #bee3f8;
    color: #2b6cb0;
    padding: 0.15rem 0.5rem;
    border-radius: 10px;
    font-size: 0.75rem;
    font-weight: 600;
}

.search-evidence-body {
    padding: 0.75rem;
}

.search-evidence-query {
    font-size: 0.8rem;
    color: #718096;
    margin-bottom: 0.5rem;
    font-style: italic;
}

.search-evidence-item {
    padding: 0.5rem 0;
    border-bottom: 1px solid #e2e8f0;
}

.search-evidence-item:last-child {
    border-bottom: none;
}

.search-evidence-link {
    color: #2b6cb0;
    font-weight: 600;
    font-size: 0.85rem;
    text-decoration: none;
}

.search-evidence-link:hover {
    text-decoration: underline;
}

.search-evidence-snippet {
    font-size: 0.8rem;
    color: #4a5568;
    margin-top: 0.25rem;
    line-height: 1.5;
}

/* Evidence Library Styles */
.evidence-library-panel {
    margin-top: 1.5rem;
    border: 1px solid #fbbf24;
    border-radius: 8px;
    overflow: hidden;
    background-color: #fffbeb;
}

.evidence-library-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    cursor: pointer;
    user-select: none;
    background-color: #fef3c7;
    transition: background-color 0.2s;
}

.evidence-library-header:hover {
    background-color: #fde68a;
}

.evidence-library-icon {
    font-size: 0.75rem;
    color: #92400e;
}

.evidence-library-title {
    font-weight: 700;
    font-size: 1rem;
    color: #92400e;
}

.evidence-library-badge {
    margin-left: auto;
    background-color: #f59e0b;
    color: white;
    padding: 0.2rem 0.6rem;
    border-radius: 10px;
    font-size: 0.75rem;
    font-weight: 600;
}

.evidence-library-body {
    padding: 1rem;
}

.evidence-library-entry {
    padding: 0.75rem;
    margin-bottom: 0.75rem;
    background-color: white;
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.evidence-library-entry:last-child {
    margin-bottom: 0;
}

.evidence-library-entry-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.evidence-library-link {
    color: #b45309;
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    flex: 1;
}

.evidence-library-link:hover {
    text-decoration: underline;
    color: #92400e;
}

.evidence-library-score {
    font-size: 0.75rem;
    color: #6b7280;
    white-space: nowrap;
}

.evidence-library-snippet {
    font-size: 0.8rem;
    color: #4b5563;
    line-height: 1.5;
    margin-bottom: 0.5rem;
}

.evidence-library-refs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.evidence-library-ref-tag {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 10px;
    font-size: 0.7rem;
    font-weight: 600;
}

.evidence-library-ref-tag.ref-pro {
    background-color: #dbeafe;
    color: #1d4ed8;
}

.evidence-library-ref-tag.ref-con {
    background-color: #ffe4e6;
    color: #dc2626;
}

/* Setup Wizard Styles */
.setup-wizard {
    max-width: 600px;
    margin: 0 auto;
}

.setup-steps {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.setup-step-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.3rem;
    opacity: 0.5;
}

.setup-step-indicator.active {
    opacity: 1;
}

.setup-step-indicator.done {
    opacity: 0.8;
}

.setup-step-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
    color: #4a5568;
}

.setup-step-indicator.active .setup-step-number {
    background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
    color: white;
}

.setup-step-indicator.done .setup-step-number {
    background: #38a169;
    color: white;
}

.setup-step-label {
    font-size: 0.8rem;
    color: #4a5568;
    font-weight: 600;
}

.setup-step-content h3 {
    margin-bottom: 1rem;
    color: #2d3748;
}

.setup-hint {
    font-size: 0.9rem;
    color: #718096;
    margin-bottom: 1rem;
    font-style: italic;
}

.setup-test-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1rem;
}

.setup-test-result {
    font-weight: 600;
    font-size: 0.9rem;
}

.setup-test-result.success {
    color: #38a169;
}

.setup-test-result.fail {
    color: #e53e3e;
}

.setup-nav {
    display: flex;
    justify-content: space-between;
    margin-top: 2rem;
    gap: 1rem;
}

/* Settings Tabs */
.settings-tabs {
    display: flex;
    gap: 0;
    border-bottom: 2px solid #e2e8f0;
    margin-bottom: 1.5rem;
}

.settings-tab {
    background: none;
    border: none;
    padding: 0.75rem 1.25rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: #718096;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: color 0.2s, border-color 0.2s;
}

.settings-tab:hover {
    color: #4a5568;
}

.settings-tab.active {
    color: #2575fc;
    border-bottom-color: #2575fc;
}

.settings-tab-content {
    min-height: 200px;
}

/* Footer styles */
.app-footer {
    text-align: center;
    padding: 2rem 0 1rem;
    color: #718096;
    font-size: 0.9rem;
    margin-top: 2rem;
}

/* Responsive design */
@media (max-width: 768px) {
    .App {
        padding: 10px;
    }

    .app-header h1 {
        font-size: 2rem;
    }

    .section {
        padding: 1.5rem;
    }

    .model-selection {
        flex-direction: column;
    }

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

    .button {
        width: 100%;
    }
}