* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #0f0f1a;
    --bg-secondary: #1a1a2e;
    --bg-tertiary: #16213e;
    --bg-card: #1e1e30;
    --text-primary: #ffffff;
    --text-secondary: #b8bcc8;
    --text-muted: #6c7293;
    --accent-primary: #7c3aed;
    --accent-secondary: #a78bfa;
    --border-color: #2a2a3e;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --chatgpt: #10a37f;
    --claude: #8b5cf6;
    --gemini: #4285f4;
    --grok: #1da1f2;
}

.light-theme {
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --bg-card: #ffffff;
    --text-primary: #212529;
    --text-secondary: #495057;
    --text-muted: #6c757d;
    --border-color: #dee2e6;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

body.dark-theme {
    background: var(--bg-primary);
}

.chat-container {
    display: flex;
    height: 100vh;
    width: 100%;
    overflow: hidden;
}

/* Sidebar Styles */
.sidebar {
    width: 320px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease;
    position: relative;
    z-index: 100;
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.app-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.mobile-menu-close {
    display: none;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
}

.sidebar-section {
    padding: 1.5rem;
}

.section-title {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

/* Configuration Items */
.config-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-tertiary);
    border-radius: 12px;
    margin-bottom: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 2px solid transparent;
}

.config-item:hover {
    background: var(--bg-card);
    transform: translateX(4px);
}

.config-item.active {
    background: var(--bg-card);
    border-color: var(--accent-primary);
}

.config-icon {
    width: 40px;
    height: 40px;
    background: rgba(124, 58, 237, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-primary);
}

.config-content h5 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.config-models {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Model Items */
.models-list {
    max-height: 400px;
    overflow-y: auto;
}

.model-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-tertiary);
    border-radius: 12px;
    margin-bottom: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 2px solid transparent;
    position: relative;
}

.model-item:hover {
    background: var(--bg-card);
}

.model-item.selected {
    background: var(--bg-card);
    border-color: var(--accent-primary);
}

/* Removed duplicate checkmark - using checkbox only */

/* PNG logo styles için modern-app.css kullanılıyor */

.model-content h5 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.model-info {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Main Chat Area */
.chat-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--bg-primary);
    position: relative;
}

/* Chat Header */
.chat-header {
    padding: 1rem 2rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.theme-toggle, .help-button {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.theme-toggle:hover, .help-button:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

.user-avatar {
    width: 40px;
    height: 40px;
}

.user-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 10px;
}

/* Chat Input */
.chat-input-container {
    padding: 2rem;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.input-wrapper {
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 1rem;
    transition: all 0.2s ease;
}

.input-wrapper:focus-within {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

.chat-input {
    width: 100%;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1rem;
    resize: none;
    outline: none;
    min-height: 24px;
    max-height: 120px;
}

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

.input-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1rem;
    justify-content: flex-end;
}

.enhance-prompt {
    padding: 0.5rem 1rem;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 0.875rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s ease;
}

.enhance-prompt:hover {
    background: var(--bg-card);
    color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.cost-indicator {
    color: var(--text-muted);
    font-size: 0.875rem;
    padding: 0.5rem 1rem;
    background: var(--bg-card);
    border-radius: 8px;
}

.send-button {
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border: none;
    border-radius: 10px;
    color: white;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s ease;
}

.send-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(124, 58, 237, 0.3);
}

.selected-models {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1rem;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.model-badge {
    padding: 0.375rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    color: white;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.model-badge.chatgpt {
    background: var(--chatgpt);
}

.model-badge.claude {
    background: var(--claude);
}

.model-badge i {
    font-size: 0.7rem;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.model-badge:hover i {
    opacity: 1;
}

.add-model-btn {
    padding: 0.375rem 0.75rem;
    background: transparent;
    border: 1px dashed var(--border-color);
    border-radius: 20px;
    color: var(--text-muted);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.add-model-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

/* Language Selector */
.language-selector {
    position: relative;
}

.language-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.language-toggle:hover {
    background: var(--bg-tertiary);
    border-color: var(--accent-primary);
}

.language-toggle i {
    font-size: 1rem;
}

.lang-code {
    font-size: 0.875rem;
    font-weight: 500;
}

.language-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    min-width: 150px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s ease;
    z-index: 1000;
}

.language-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.language-option {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    text-decoration: none;
    transition: background 0.2s ease;
}

.language-option:hover {
    background: var(--bg-tertiary);
}

.language-option.active {
    background: var(--accent-primary);
    color: white;
}

.language-option:first-child {
    border-radius: 0.375rem 0.375rem 0 0;
}

.language-option:last-child {
    border-radius: 0 0 0.375rem 0.375rem;
}

/* Response Tabs */
.response-tabs {
    padding: 1.5rem 2rem 1rem;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.response-tabs h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.tab-buttons {
    display: flex;
    gap: 0.5rem;
    background: var(--bg-secondary);
    padding: 0.25rem;
    border-radius: 10px;
}

.tab-btn {
    padding: 0.5rem 1.25rem;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tab-btn:hover {
    color: var(--text-primary);
}

.tab-btn.active {
    background: var(--bg-card);
    color: var(--text-primary);
}

/* Chat Messages */
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1rem 2rem 2rem;
}

/* Consensus Card */
.consensus-card {
    background: linear-gradient(135deg, var(--bg-card), var(--bg-tertiary));
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.consensus-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.consensus-header i {
    color: var(--accent-primary);
    font-size: 1.25rem;
}

.consensus-header h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.consensus-text {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.consensus-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.consensus-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tag {
    padding: 0.375rem 0.75rem;
    background: var(--bg-secondary);
    border-radius: 20px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.tag.verified {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.view-details {
    color: var(--accent-primary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: gap 0.2s ease;
}

.view-details:hover {
    gap: 0.75rem;
}

/* Model Response */
.model-response {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.response-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.model-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.model-avatar {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 1.25rem;
}

.model-avatar.chatgpt {
    background: var(--chatgpt);
}

.model-avatar.claude {
    background: var(--claude);
}

.model-info h5 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.response-meta {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.response-actions {
    display: flex;
    gap: 0.5rem;
}

.action-btn {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.action-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.response-content {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.response-footer {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.source-count, .verified {
    font-size: 0.75rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.verified {
    color: var(--success);
}

.expand-btn {
    margin-left: auto;
    padding: 0.375rem 1rem;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.expand-btn:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* User Message */
.user-message {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 16px;
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
    color: white;
    align-self: flex-end;
    max-width: 70%;
    margin-left: auto;
}

/* Loading Indicator */
.loading-indicator {
    display: flex;
    justify-content: center;
    padding: 2rem;
}

.loading-dots {
    display: flex;
    gap: 0.5rem;
}

.loading-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--accent-primary);
    animation: pulse 1.4s ease-in-out infinite;
}

.loading-dots span:nth-child(2) {
    animation-delay: 0.2s;
}

.loading-dots span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes pulse {
    0%, 80%, 100% {
        opacity: 0.3;
        transform: scale(0.8);
    }
    40% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Mobile Overlay */
.mobile-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 99;
}

.mobile-overlay.active {
    display: block;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        height: 100vh;
        transform: translateX(-100%);
        z-index: 1000;
    }

    .sidebar.active {
        transform: translateX(0);
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .mobile-menu-close {
        display: block;
    }

    .chat-header {
        padding: 1rem;
    }

    .chat-input-container {
        padding: 1rem;
    }

    .chat-messages {
        padding: 1rem;
    }

    .response-tabs {
        padding: 1rem;
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .consensus-footer {
        flex-direction: column;
        align-items: flex-start;
    }

    .response-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .user-message {
        max-width: 85%;
    }

    .input-actions {
        flex-wrap: wrap;
    }

    .selected-models {
        flex-wrap: wrap;
    }
}

@media (max-width: 480px) {
    .sidebar {
        width: 85%;
    }

    .app-logo {
        flex-direction: column;
        align-items: flex-start;
    }

    .tab-buttons {
        width: 100%;
    }

    .tab-btn {
        flex: 1;
        text-align: center;
    }
}