:root {
            --bg-main: #ffffff;
            --bg-sidebar: #f0f4f9;
            --bg-card: #f8f9fa;
            --text-main: #1f1f1f;
            --text-secondary: #5f6368;
            --border-color: #e0e0e0;
            --primary: #1a73e8;
            --primary-hover: #1557b0;
            --danger: #d93025;
            --input-bg: #f0f4f9;
            --hover-item: #e2e8f0;
            --active-item: #d3e3fd;
            --active-text: #041e49;
        }

        [data-theme="dark"] {
            --bg-main: #131314;
            --bg-sidebar: #1e1f20;
            --bg-card: #1e1f20;
            --text-main: #e3e3e3;
            --text-secondary: #c4c7c5;
            --border-color: #333537;
            --primary: #8ab4f8;
            --primary-hover: #aecbfa;
            --danger: #f28b82;
            --input-bg: #2d2f31;
            --hover-item: #333537;
            --active-item: #004a77;
            --active-text: #c2e7ff;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            font-family: 'Inter', sans-serif;
            -webkit-tap-highlight-color: transparent;
        }

        button,
        input,
        textarea,
        select,
        div,
        span,
        a {
            outline: none !important;
            -webkit-user-select: none;
            user-select: none;
        }

        input,
        textarea {
            -webkit-user-select: text;
            user-select: text;
        }

        body {
            display: flex;
            height: 100vh;
            background-color: var(--bg-main);
            color: var(--text-main);
            overflow: hidden;
            transition: background-color 0.3s, color 0.3s;
        }

        .sidebar-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 90;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s ease;
        }

        .sidebar-overlay.active {
            opacity: 1;
            pointer-events: auto;
        }

        .sidebar {
            width: 280px;
            min-width: 280px;
            background-color: var(--bg-sidebar);
            display: flex;
            flex-direction: column;
            border-right: 1px solid var(--border-color);
            transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1), min-width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            z-index: 100;
            overflow: hidden;
        }

        .sidebar.collapsed {
            width: 68px;
            min-width: 68px;
            align-items: center;
        }

        .sidebar-header {
            padding: 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
        }

        .sidebar.collapsed .sidebar-header {
            padding: 16px 8px;
            justify-content: center;
            flex-direction: column;
            gap: 12px;
        }

        .new-chat-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            background: var(--input-bg);
            border: 1px solid var(--border-color);
            padding: 12px 18px;
            border-radius: 24px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-main);
            cursor: pointer;
            width: 100%;
            overflow: hidden;
            text-align: left;
            transition: width 0.3s, padding 0.3s, border-radius 0.3s, background 0.2s;
        }

        .new-chat-btn:hover {
            background: var(--hover-item);
        }

        .sidebar.collapsed .new-chat-btn {
            padding: 0;
            justify-content: center;
            border-radius: 50%;
            width: 44px;
            height: 44px;
            flex-shrink: 0;
        }

        .sidebar-text-el {
            opacity: 1;
            max-width: 200px;
            overflow: hidden;
            white-space: nowrap;
            transition: opacity 0.2s ease 0.1s, max-width 0.3s ease;
            display: inline-block;
            vertical-align: middle;
        }

        .sidebar.collapsed .sidebar-text-el {
            opacity: 0;
            max-width: 0;
            transition: opacity 0.1s ease, max-width 0.2s ease;
        }

        .collapse-toggle-btn {
            background: transparent;
            border: none;
            cursor: pointer;
            color: var(--text-secondary);
            font-size: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 8px;
            border-radius: 50%;
            transition: background 0.2s, color 0.2s, transform 0.3s;
            flex-shrink: 0;
        }

        .collapse-toggle-btn:hover {
            background: var(--hover-item);
            color: var(--text-main);
        }

        .sidebar.collapsed .collapse-toggle-btn {
            transform: rotate(180deg);
        }

        .sidebar-section-title {
            padding: 16px 16px 4px 16px;
            font-size: 12px;
            font-weight: 600;
            color: var(--text-secondary);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar.collapsed .sidebar-section-title {
            justify-content: center;
            padding: 8px;
        }

        .history-list {
            flex: 1;
            overflow-y: auto;
            overflow-x: hidden;
            padding: 4px 12px;
        }

        .history-list::-webkit-scrollbar {
            width: 4px;
        }

        .history-list::-webkit-scrollbar-thumb {
            background: var(--border-color);
            border-radius: 4px;
        }

        .sidebar.collapsed .history-list {
            padding: 4px 8px;
        }

        .history-item {
            display: flex;
            align-items: center;
            justify-content: flex-start;
            gap: 8px;
            padding: 10px 12px;
            border-radius: 24px;
            cursor: pointer;
            font-size: 14px;
            color: var(--text-main);
            margin-bottom: 2px;
            transition: background 0.2s, padding 0.2s, justify-content 0.2s, border-radius 0.2s;
            position: relative;
        }

        .history-item:hover {
            background: var(--hover-item);
        }

        .history-item.active {
            background: var(--active-item);
            color: var(--active-text);
            font-weight: 500;
        }

        .sidebar.collapsed .history-item {
            justify-content: center;
            padding: 0;
            border-radius: 50%;
            width: 44px;
            height: 44px;
            margin: 0 auto 4px auto;
        }

        .history-item-icon {
            font-size: 18px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .history-title {
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            flex: 1;
        }

        .delete-history-btn {
            background: none;
            border: none;
            cursor: pointer;
            color: var(--text-secondary);
            opacity: 0;
            transition: opacity 0.2s;
            font-size: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: absolute;
            right: 8px;
        }

        .history-item:hover .delete-history-btn {
            opacity: 1;
        }

        .sidebar.collapsed .delete-history-btn {
            display: none !important;
        }

        .sidebar-footer {
            padding: 12px;
            border-top: 1px solid var(--border-color);
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .sidebar.collapsed .sidebar-footer {
            align-items: center;
            padding: 8px;
        }

        .nav-item {
            display: flex;
            align-items: center;
            justify-content: flex-start;
            gap: 12px;
            padding: 10px 12px;
            border-radius: 24px;
            cursor: pointer;
            font-size: 14px;
            color: var(--text-secondary);
            transition: background 0.2s, color 0.2s, padding 0.2s, justify-content 0.2s, border-radius 0.2s;
            width: 100%;
            position: relative;
        }

        .nav-item:hover {
            background: var(--hover-item);
            color: var(--text-main);
        }

        .nav-item.active {
            background: var(--active-item);
            color: var(--active-text);
            font-weight: 500;
        }

        .sidebar.collapsed .nav-item {
            justify-content: center;
            padding: 0;
            border-radius: 50%;
            width: 44px;
            height: 44px;
            margin: 0 auto;
        }

        .nav-item i {
            font-size: 20px;
            flex-shrink: 0;
        }

        .sidebar.collapsed .nav-item:hover::after,
        .sidebar.collapsed .history-item:hover::after {
            content: attr(data-tooltip);
            position: absolute;
            left: 60px;
            top: 50%;
            transform: translateY(-50%);
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            padding: 6px 12px;
            border-radius: 8px;
            font-size: 12px;
            white-space: nowrap;
            z-index: 150;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
            color: var(--text-main);
        }

        .main-content {
            flex: 1;
            display: flex;
            flex-direction: column;
            position: relative;
            background-color: var(--bg-main);
            height: 100vh;
            overflow: hidden;
        }

        .top-navbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 24px;
            border-bottom: 1px solid var(--border-color);
            background: var(--bg-main);
            z-index: 10;
        }

        .top-left-group {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .menu-toggle {
            font-size: 24px;
            cursor: pointer;
            color: var(--text-secondary);
            background: none;
            border: none;
            display: none;
            align-items: center;
            justify-content: center;
            padding: 8px;
            border-radius: 50%;
            transition: background 0.2s, color 0.2s;
        }

        .menu-toggle:hover {
            background: var(--hover-item);
            color: var(--text-main);
        }

        .view-section {
            display: none;
            flex: 1;
            flex-direction: column;
            height: 100%;
            overflow: hidden;
        }

        .view-section.active {
            display: flex;
        }

        .chat-scroll-area {
            flex: 1;
            overflow-y: auto;
            padding: 24px;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .chat-container {
            width: 100%;
            max-width: 800px;
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        /* Welcome & Prompt Suggestions Styles */
        .welcome-screen {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            flex: 1;
            text-align: center;
            padding: 24px;
            animation: fadeIn 0.5s ease forwards;
            width: 100%;
            max-width: 800px;
        }

        .welcome-logo {
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, #4285f4, #9b72cb, #d96570);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 40px;
            margin-bottom: 24px;
            box-shadow: 0 4px 12px rgba(66, 133, 244, 0.3);
        }

        .welcome-title {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .welcome-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 32px;
            max-width: 600px;
        }

        .suggestion-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            max-width: 700px;
            width: 100%;
        }

        .suggestion-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 16px;
            cursor: pointer;
            transition: background 0.2s, border-color 0.2s, transform 0.2s;
            text-align: left;
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }

        .suggestion-card:hover {
            background: var(--hover-item);
            border-color: var(--primary);
            transform: translateY(-2px);
        }

        .suggestion-icon {
            font-size: 20px;
            color: var(--primary);
            flex-shrink: 0;
            margin-top: 2px;
        }

        .suggestion-text {
            font-size: 14px;
            color: var(--text-main);
            line-height: 1.4;
        }

        .suggestion-desc {
            font-size: 12px;
            color: var(--text-secondary);
            margin-top: 4px;
        }

        .message-row {
            display: flex;
            gap: 16px;
            width: 100%;
            position: relative;
        }

        .msg-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            flex-shrink: 0;
        }

        .ai-avatar {
            background: linear-gradient(135deg, #4285f4, #9b72cb, #d96570);
            color: white;
        }

        .user-avatar {
            background: var(--primary);
            color: white;
            font-size: 14px;
            font-weight: 600;
        }

        .msg-content-wrapper {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 4px;
            position: relative;
        }

        .msg-role {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
        }

        .msg-content {
            font-size: 15px;
            line-height: 1.6;
            color: var(--text-main);
            word-break: break-word;
        }

        /* File & Image attachment visual preview inside Chat */
        .msg-file-preview {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--input-bg);
            padding: 8px 12px;
            border-radius: 12px;
            border: 1px solid var(--border-color);
            margin-bottom: 8px;
            max-width: 100%;
            cursor: pointer;
            transition: background 0.2s;
        }

        .msg-file-preview:hover {
            background: var(--hover-item);
        }

        .msg-file-preview img {
            max-width: 120px;
            max-height: 80px;
            border-radius: 8px;
            object-fit: cover;
        }

        .msg-file-preview i {
            font-size: 24px;
            color: var(--primary);
        }

        .msg-file-info {
            font-size: 13px;
            color: var(--text-secondary);
        }

        .msg-copy-btn {
            position: absolute;
            top: 0;
            right: 0;
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            color: var(--text-secondary);
            padding: 4px 8px;
            border-radius: 6px;
            cursor: pointer;
            font-size: 12px;
            display: flex;
            align-items: center;
            gap: 4px;
            opacity: 0;
            transition: opacity 0.2s, background 0.2s;
        }

        .message-row:hover .msg-copy-btn {
            opacity: 1;
        }

        .msg-copy-btn:hover {
            background: var(--hover-item);
            color: var(--primary);
        }

        .chat-input-area {
            padding: 16px 24px 24px 24px;
            background: var(--bg-main);
            display: flex;
            flex-direction: column;
            align-items: center;
            width: 100%;
        }

        .input-container-wrapper {
            width: 100%;
            max-width: 800px;
            background: var(--input-bg);
            border-radius: 28px;
            padding: 12px 16px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            border: 1px solid var(--border-color);
            transition: border-color 0.2s, box-shadow 0.2s;
        }

        .input-container-wrapper:focus-within {
            border-color: var(--primary);
        }

        #attachment-preview-box {
            display: none;
            align-items: center;
            justify-content: space-between;
            background: var(--bg-card);
            padding: 6px 12px;
            border-radius: 16px;
            font-size: 13px;
            color: var(--text-main);
            width: fit-content;
            max-width: 100%;
            border: 1px solid var(--border-color);
            gap: 10px;
        }

        #attachment-preview-box img {
            max-width: 60px;
            max-height: 60px;
            border-radius: 8px;
            object-fit: cover;
        }

        #attachment-preview-content {
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .input-main-row {
            display: flex;
            align-items: flex-end;
            gap: 10px;
        }

        #prompt-input {
            flex: 1;
            border: none;
            background: transparent;
            outline: none;
            font-size: 15px;
            color: var(--text-main);
            resize: none;
            max-height: 150px;
            padding-bottom: 4px;
        }

        .action-icon-btn {
            background: transparent;
            border: none;
            cursor: pointer;
            color: var(--text-secondary);
            font-size: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: color 0.2s;
            padding: 4px;
        }

        .action-icon-btn:hover {
            color: var(--primary);
        }

        .send-btn {
            background: var(--primary);
            color: white;
            border: none;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background 0.2s;
            flex-shrink: 0;
        }

        .send-btn:hover {
            background: var(--primary-hover);
        }

        .send-btn:disabled {
            background: var(--border-color);
            cursor: not-allowed;
        }

        .content-scrollable {
            flex: 1;
            overflow-y: auto;
            padding: 32px;
            max-width: 900px;
            margin: 0 auto;
            width: 100%;
        }

        .content-scrollable::-webkit-scrollbar {
            width: 6px;
        }

        .content-scrollable::-webkit-scrollbar-thumb {
            background: var(--border-color);
            border-radius: 4px;
        }

        .page-title {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .page-desc {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 24px;
        }

        .setting-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 24px;
            margin-bottom: 20px;
        }

        .setting-card-title {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .setting-card-desc {
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 16px;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 6px;
            color: var(--text-main);
        }

        .form-control {
            width: 100%;
            padding: 10px 14px;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            font-size: 14px;
            background: var(--bg-main);
            color: var(--text-main);
            transition: border-color 0.2s;
        }

        .form-control:focus {
            border-color: var(--primary);
        }

        textarea.form-control {
            resize: vertical;
        }

        .btn-group {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-top: 16px;
        }

        .btn {
            padding: 10px 18px;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--border-color);
            background: var(--bg-main);
            color: var(--text-main);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: background 0.2s, border-color 0.2s;
        }

        .btn:hover {
            background: var(--hover-item);
        }

        .btn-primary {
            background: var(--primary);
            color: #ffffff;
            border-color: var(--primary);
        }

        [data-theme="dark"] .btn-primary {
            color: #131314;
        }

        .btn-primary:hover {
            background: var(--primary-hover);
        }

        .btn-danger {
            background: rgba(217, 48, 37, 0.1);
            color: var(--danger);
            border-color: var(--danger);
        }

        .btn-danger:hover {
            background: rgba(217, 48, 37, 0.2);
        }

        .range-slider {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .range-slider input[type="range"] {
            flex: 1;
            accent-color: var(--primary);
        }

        .range-value {
            font-weight: 600;
            font-size: 14px;
            min-width: 40px;
            text-align: right;
        }

        .code-block {
            background: #1e1e1e;
            color: #dcdcdc;
            padding: 16px;
            border-radius: 8px;
            position: relative;
            font-family: monospace;
            font-size: 13px;
            overflow-x: auto;
            margin-bottom: 16px;
        }

        .copy-btn {
            position: absolute;
            top: 10px;
            right: 10px;
            background: rgba(255, 255, 255, 0.1);
            border: none;
            color: white;
            padding: 4px 8px;
            border-radius: 4px;
            cursor: pointer;
            font-size: 12px;
        }

        .copy-btn:hover {
            background: rgba(255, 255, 255, 0.2);
        }

        .modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            display: none;
            align-items: center;
            justify-content: center;
            z-index: 1000;
            animation: fadeIn 0.3s ease forwards;
        }

        .modal-box {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            padding: 24px;
            border-radius: 16px;
            width: 400px;
            max-width: 90%;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
            animation: scaleIn 0.3s ease forwards;
        }

        .modal-box h3 {
            font-size: 18px;
            margin-bottom: 8px;
            color: var(--text-main);
        }

        .modal-box p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 20px;
        }

        .modal-actions {
            display: flex;
            justify-content: flex-end;
            gap: 10px;
        }

        /* Image Preview & Download Modal Styles */
        .image-preview-modal {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.85);
            display: none;
            align-items: center;
            justify-content: center;
            z-index: 2000;
            animation: fadeIn 0.3s ease forwards;
            flex-direction: column;
            gap: 16px;
            padding: 24px;
        }

        .image-preview-modal img {
            max-width: 90%;
            max-height: 75vh;
            border-radius: 12px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
            object-fit: contain;
        }

        .image-preview-actions {
            display: flex;
            gap: 12px;
        }

        .toast {
            position: fixed;
            bottom: 24px;
            right: 24px;
            background: var(--text-main);
            color: var(--bg-main);
            padding: 12px 20px;
            border-radius: 8px;
            font-size: 14px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.3s, transform 0.3s;
            z-index: 1000;
            pointer-events: none;
        }

        .toast.show {
            opacity: 1;
            transform: translateY(0);
        }

        .typing-indicator {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 4px 0;
        }

        .typing-indicator span {
            width: 6px;
            height: 6px;
            background-color: var(--text-secondary);
            border-radius: 50%;
            animation: bounce 1.4s infinite ease-in-out both;
        }

        .typing-indicator span:nth-child(1) {
            animation-delay: -0.32s;
        }

        .typing-indicator span:nth-child(2) {
            animation-delay: -0.16s;
        }

        @keyframes bounce {

            0%,
            80%,
            100% {
                transform: scale(0);
            }

            40% {
                transform: scale(1.0);
            }
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
            }

            to {
                opacity: 1;
            }
        }

        @keyframes scaleIn {
            from {
                transform: scale(0.9);
                opacity: 0;
            }

            to {
                transform: scale(1);
                opacity: 1;
            }
        }

        /* Generate Single Image Styles */
        .image-grid-container {
            display: flex;
            justify-content: center;
            padding: 16px 0;
        }

        .image-grid-item {
            position: relative;
            border-radius: 12px;
            overflow: hidden;
            background: var(--input-bg);
            aspect-ratio: 1 / 1;
            animation: fadeScaleIn 0.5s ease forwards;
            opacity: 0;
            border: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: center;
            max-width: 512px;
            width: 100%;
            cursor: pointer;
            transition: border-color 0.2s;
        }

        .image-grid-item:hover {
            border-color: var(--primary);
        }

        .image-grid-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease, opacity 0.5s ease;
            position: absolute;
            top: 0;
            left: 0;
            z-index: 2;
        }

        .image-grid-item:hover img {
            transform: scale(1.05);
        }

        .image-loading-spinner {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            gap: 8px;
            font-size: 14px;
            z-index: 1;
        }

        .image-loading-spinner i {
            font-size: 32px;
        }

        .image-fallback-icon {
            display: none;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            gap: 4px;
            font-size: 14px;
            z-index: 1;
        }

        .image-fallback-icon i {
            font-size: 48px;
            color: var(--danger);
        }

        .image-grid-item .img-seed-badge {
            position: absolute;
            bottom: 8px;
            right: 8px;
            background: rgba(0, 0, 0, 0.6);
            color: white;
            padding: 4px 12px;
            border-radius: 4px;
            font-size: 12px;
            opacity: 0;
            transition: opacity 0.2s;
            z-index: 3;
        }

        .image-grid-item:hover .img-seed-badge {
            opacity: 1;
        }

        @keyframes fadeScaleIn {
            from {
                transform: scale(0.8);
                opacity: 0;
            }

            to {
                transform: scale(1);
                opacity: 1;
            }
        }

        #image-status-text {
            opacity: 1;
            transition: opacity 0.5s ease, height 0.5s ease, margin 0.5s ease, padding 0.5s ease;
        }

        #image-status-text.hidden {
            opacity: 0;
            height: 0;
            overflow: hidden;
            padding: 0;
            margin: 0;
        }

        /* Readme Docs Styles */
        .readme-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary);
            color: white;
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 600;
            margin-right: 8px;
            margin-bottom: 8px;
        }

        .readme-badge i {
            font-size: 14px;
        }

        .readme-h2 {
            font-size: 20px;
            font-weight: 700;
            border-bottom: 1px solid var(--border-color);
            padding-bottom: 8px;
            margin-bottom: 16px;
            margin-top: 32px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .readme-h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 12px;
            margin-top: 24px;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .readme-p {
            font-size: 14px;
            line-height: 1.6;
            color: var(--text-secondary);
            margin-bottom: 12px;
        }

        .readme-list {
            font-size: 14px;
            color: var(--text-secondary);
            margin-left: 24px;
            margin-bottom: 16px;
        }

        .readme-list li {
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .readme-table {
            width: 100%;
            border-collapse: collapse;
            margin-bottom: 24px;
            font-size: 14px;
        }

        .readme-table th,
        .readme-table td {
            border: 1px solid var(--border-color);
            padding: 12px;
            text-align: left;
        }

        .readme-table th {
            background: var(--bg-card);
            font-weight: 600;
        }

        /* Mobile Responsif */
        @media (max-width: 768px) {
            .sidebar {
                position: fixed;
                height: 100%;
                transform: translateX(-100%);
                width: 280px !important;
                min-width: 280px !important;
                transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
                align-items: flex-start;
            }

            .sidebar.mobile-open {
                transform: translateX(0);
            }

            .sidebar.collapsed {
                width: 280px !important;
                min-width: 280px !important;
                align-items: flex-start;
            }

            .sidebar.collapsed .sidebar-header {
                flex-direction: row;
                justify-content: space-between;
            }

            .sidebar.collapsed .new-chat-btn {
                width: auto;
                height: auto;
                border-radius: 24px;
                padding: 12px 18px;
                justify-content: flex-start;
            }

            .sidebar.collapsed .sidebar-text-el {
                opacity: 1 !important;
                max-width: 200px !important;
            }

            .sidebar.collapsed .history-item {
                border-radius: 24px;
                width: 100%;
                height: auto;
                padding: 10px 12px;
                margin: 0 0 2px 0;
                justify-content: flex-start;
            }

            .sidebar.collapsed .nav-item {
                border-radius: 24px;
                width: 100%;
                height: auto;
                padding: 10px 12px;
                margin: 0;
                justify-content: flex-start;
            }

            .sidebar.collapsed .collapse-toggle-btn {
                transform: rotate(0deg);
            }

            .menu-toggle {
                display: flex !important;
            }

            .image-grid-item {
                max-width: 100%;
            }

            .msg-copy-btn {
                opacity: 1;
            }

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