:root {
    --primary-color: #4a90e2;
    --secondary-color: #2c3e50;
    --background-color: #1a1a1a;
    --surface-color: #2d2d2d;
    --text-color: #ffffff;
    --text-secondary: #b3b3b3;
    --border-color: #404040;
    --success-color: #2ecc71;
    --error-color: #e74c3c;
    --header-height: 60px;
    --sidebar-width: 300px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) var(--background-color);
}

html {
    overflow: hidden;
    background: var(--background-color);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    background-color: var(--background-color);
    color: var(--text-color);
    height: 100vh;
    overflow: hidden;
}

button#generateBtn {
    background: unset;
}

.app-container {
    height: 100vh;
    display: flex;
    flex-direction: column;
}

header {
    background-color: var(--surface-color);
    height: auto;
    min-height: var(--header-height);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0.5rem 1rem;
    flex-wrap: wrap;
}

.header-left {
    display: flex;
    align-items: center;
}

.browser-controls {
    display: flex;
    align-items: center;
    margin-right: 0.5rem;
}

.control-buttons {
    display: none;
    gap: 8px;
}

.control-btn {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
    cursor: pointer;
}

.control-btn.close {
    background-color: #ff5f56;
}

.control-btn.minimize {
    background-color: #ffbd2e;
}

.control-btn.maximize {
    background-color: #27c93f;
}

.header-content {
    /* flex: 1; */
    display: flex;
    align-items: center;
    gap: 1rem;
    min-width: 100%;
    flex-wrap: wrap;
}

.header-content h1 {
    color: var(--primary-color);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.search-bar {
    position: relative;
    flex: 1;
    min-width: 200px;
    max-width: 600px;
    display: flex;
    align-items: center;
    background-color: var(--surface-color);
    border-radius: 4px;
    padding: 0 10px;
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.2s ease;
}

.search-bar:hover {
    background-color: var(--background-color);
    border-color: var(--primary-color);
}

.search-bar i {
    color: #4a90e2;
}

.fa-spinner {
    color: #4a90e2;
}

.search-bar input {
    flex: 1;
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 1rem;
    outline: none;
    cursor: pointer;
    padding: 0.5rem 0;
}

.search-bar input::placeholder {
    color: var(--text-secondary);
}

.project-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    min-height: 36px;
    flex-wrap: nowrap;
    margin-left: auto;
}

.project-title {
    color: var(--text-color);
    font-size: 1rem;
    margin: 0;
    padding: 0.5rem;
    border-radius: 4px;
    min-width: 0;
    max-width: 200px;
    outline: none;
    transition: all 0.3s ease;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.project-title:hover {
    background-color: var(--surface-color);
}

.project-title:focus {
    background-color: var(--background-color);
    border: 1px solid var(--border-color);
}

button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0.5rem;
    border-radius: 4px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
}

button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

button:not(:disabled):hover {
    background-color: #357abd;
    transform: translateY(-1px);
}

.create-project-btn {
    background-color: var(--success-color);
}

.back-btn {
    background-color: var(--secondary-color);
}

.cta-button {
    background-color: var(--primary-color);
    padding: 1rem 2rem;
    font-size: 1.1rem;
    margin-top: 1rem;
}

/* Home Page Styles */
.home-content {
    flex: 1;
    overflow-y: auto;
    padding: 2rem;
}

.hero-section {
    text-align: center;
    padding: 4rem 2rem;
    background-color: var(--surface-color);
    border-radius: 8px;
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.hero-section p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 2rem;
}

.hero-section .cta-button {
    margin: 2rem auto 0;
}

.empty-projects {
    text-align: center;
    padding: 2rem;
    background-color: var(--surface-color);
    border-radius: 8px;
    margin-top: 2rem;
}

.empty-projects p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.empty-projects .cta-button {
    margin: 0 auto;
}

.features-section {
    margin-bottom: 3rem;
}

.features-section h3 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 2rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--surface-color);
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-card h4 {
    margin-bottom: 1rem;
    color: var(--text-color);
}

.feature-card p {
    color: var(--text-secondary);
}

.projects-section {
    margin-bottom: 3rem;
}

.projects-section h3 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 2rem;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    background-color: var(--surface-color);
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.project-card:hover {
    transform: translateY(-5px);
}

.project-preview {
    height: 200px;
    background-color: var(--background-color);
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--border-color);
}

.project-info {
    padding: 1rem;
}

.project-info h4 {
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.project-info p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

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

/* Generator Page Styles */
.main-content {
    flex: 1;
    display: flex;
    overflow: hidden;
}

.preview-section {
    flex: 1;
    background-color: var(--background-color);
    overflow: auto;
}

.preview-container {
    height: 100%;
    width: 100%;
}

.preview-placeholder {
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    background-color: var(--background-color);
    text-align: center;
    padding: 2rem;
}

.preview-placeholder i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.preview-placeholder h2 {
    font-size: 1.8rem;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.preview-placeholder p {
    font-size: 1rem;
    max-width: 300px;
    line-height: 1.5;
}

.sidebar {
    width: var(--sidebar-width);
    background-color: var(--surface-color);
    border-left: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: transform 0.3s ease, width 0.3s ease;
    width: 0;
    border-left: none;
}

.sidebar.active {
    width: var(--sidebar-width);
    border-left: 1px solid var(--border-color);
}

.toggle-sidebar-btn {
    background-color: var(--primary-color);
    padding: 0.5rem;
    border-radius: 4px;
}

.toggle-sidebar-btn:disabled {
    background-color: var(--surface-color);
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.toggle-sidebar-btn:disabled:hover {
    background-color: var(--surface-color);
    transform: none;
}

.download-btn {
    background-color: var(--success-color);
}

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

.sidebar-header h2 {
    color: var(--text-color);
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sidebar-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.sidebar-actions button {
    background: none;
    color: var(--text-secondary);
    width: 32px;
    height: 32px;
}

.sidebar-actions button:hover {
    color: var(--text-color);
    background-color: var(--background-color);
}

.sidebar-actions .download-btn {
    background: none;
}

.sidebar-actions .download-btn:hover {
    color: var(--success-color);
}

.sidebar-actions .download-btn:disabled {
    color: var(--text-secondary);
    opacity: 0.5;
}

.code-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--background-color);
}

.tab-btn {
    flex: 1;
    background: none;
    color: var(--text-secondary);
    border: none;
    padding: 0.75rem;
    font-size: 0.9rem;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.tab-btn i {
    font-size: 1.1rem;
}

.tab-btn.active {
    color: var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
}

.code-content {
    flex: 1;
    overflow: auto;
    padding: 1rem;
}

.code-content pre {
    margin: 0;
    background-color: var(--background-color);
    border-radius: 4px;
}

.code-content code {
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.9rem;
}

footer {
    text-align: center;
    padding: 1rem;
    background-color: var(--surface-color);
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

/* Mobile Styles */
@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        right: 0;
        top: var(--header-height);
        bottom: 0;
        transform: translateX(100%);
        z-index: 1000;
        width: 90%;
        max-width: var(--sidebar-width);
    }

    html {
        overflow: hidden;
        background: var(--background-color);
    }

    .sidebar.active {
        transform: translateX(0);
        width: 90%;
        max-width: var(--sidebar-width);
    }

    .header-content {
        flex-direction: row;
        flex-wrap: wrap;
        width: 100%;
        gap: 0.5rem;
    }

    .search-bar {
        width: 81%;
        max-width: none;
        order: 2;
    }

    .project-controls {
        width: 100%;
        margin-left: 0;
        order: 3;
        justify-content: right;
    }

    .project-title {
        flex: 1;
        max-width: none;
        min-width: 0;
        font-size: 0.9rem;
    }

    button {
        width: 32px;
        height: 32px;
    }

    /* Add overlay when sidebar is open */
    .sidebar-overlay {
        display: none;
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        bottom: 0;
        background-color: rgba(0, 0, 0, 0.5);
        z-index: 999;
        backdrop-filter: blur(2px);
    }

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

    .sidebar.collapsed {
        transform: translateX(100%);
    }
}

@media (max-width: 480px) {
    header {
        padding: 0.5rem;
    }
    
    .browser-controls {
        margin-bottom: 0.5rem;
    }

    .header-left {
        width: 100%;
        justify-content: flex-start;
    }

    .project-title {
        font-size: 0.85rem;
        padding: 0.25rem;
    }
    
    button {
        width: 32px;
        height: 32px;
    }
}

/* Desktop Styles */
@media (min-width: 769px) {
    .sidebar-overlay {
        display: none !important;
    }

    .preview-section {
        transition: margin-right 0.3s ease;
        margin-right: 0;
        background-color: var(--background-color);
    }

    .sidebar.active + .preview-section {
        margin-right: var(--sidebar-width);
    }
}

/* Prompt History Styles */
.prompt-history {
    position: relative;
    max-height: 150px;
    overflow-y: auto;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--background-color);
}

.history-item {
    padding: 0.75rem 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-color);
    transition: background-color 0.2s;
    border-bottom: 1px solid var(--border-color);
}

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

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

.history-item i {
    color: var(--text-secondary);
}

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

/* Projects Sidebar Styles */
.projects-sidebar {
    position: fixed;
    left: 0;
    top: var(--header-height);
    bottom: 0;
    width: 300px;
    background-color: var(--surface-color);
    border-right: 1px solid var(--border-color);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: 1000;
    display: flex;
    flex-direction: column;
}

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

.projects-list {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
}

.project-item {
    background-color: var(--background-color);
    border-radius: 4px;
    padding: 1rem;
    margin-bottom: 1rem;
    cursor: pointer;
    transition: transform 0.2s ease;
}

.project-item:hover {
    transform: translateY(-2px);
}

.project-item h4 {
    color: var(--text-color);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.project-item p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.project-item .meta {
    color: var(--text-secondary);
    font-size: 0.8rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.projects-btn {
    background-color: var(--secondary-color);
}

.close-projects-btn {
    background: none;
    color: var(--text-secondary);
    padding: 0.5rem;
    width: auto;
    height: auto;
}

.close-projects-btn:hover {
    color: var(--text-color);
    background: none;
    transform: none;
}

/* Update mobile styles */
@media (max-width: 768px) {
    .projects-sidebar {
        width: 100%;
    }
}

.new-project-item {
    background-color: var(--primary-color);
    border-radius: 4px;
    padding: 1rem;
    margin-bottom: 1rem;
    cursor: pointer;
    transition: transform 0.2s ease, background-color 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: white;
}

.new-project-item:hover {
    transform: translateY(-2px);
    background-color: #357abd;
}

.new-project-item i {
    font-size: 1.2rem;
}

.new-project-item span {
    font-size: 1rem;
    font-weight: 500;
}

.sample-prompts {
    margin-top: 2rem;
    text-align: center;
    width: 100%;
    padding: 0 1rem;
}

.sample-prompts h3 {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.prompt-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.prompt-item {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.25rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    min-height: 90px;
    justify-content: center;
}

.prompt-item:hover {
    background: var(--background-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
    border-color: var(--primary-color);
}

.prompt-item i {
    font-size: 1.75rem;
    color: var(--primary-color);
}

.prompt-item span {
    color: var(--text-color);
    font-size: 0.85rem;
    text-align: center;
    line-height: 1.4;
}

@media (max-width: 768px) {
    .prompt-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
        padding: 0 0.5rem;
    }
    
    .prompt-item {
        padding: 1rem;
        min-height: 80px;
    }
    
    .prompt-item i {
        font-size: 1.5rem;
    }
    
    .prompt-item span {
        font-size: 0.8rem;
    }

    .sample-prompts h3 {
        font-size: 1.1rem;
        margin-bottom: 1rem;
    }
}

@media (max-width: 480px) {
    .prompt-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.5rem;
    }
    
    .prompt-item {
        padding: 0.75rem;
        min-height: 70px;
    }
    
    .prompt-item i {
        font-size: 1.25rem;
    }
    
    .prompt-item span {
        font-size: 0.75rem;
    }

    .sample-prompts {
        padding: 0 0.5rem;
    }
}

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

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

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

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Prompt Modal Styles */
.prompt-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 2000;
    backdrop-filter: blur(4px);
}

.prompt-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.prompt-modal-content {
    background-color: var(--surface-color);
    border-radius: 8px;
    width: 90%;
    max-width: 600px;
    padding: 1.5rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    position: relative;
}

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

.prompt-modal-header h3 {
    color: var(--text-color);
    font-size: 1.2rem;
    margin: 0;
}

.prompt-modal-close {
    background: none;
    color: var(--text-secondary);
    width: 32px;
    height: 32px;
}

.prompt-modal-close:hover {
    color: var(--text-color);
    background-color: var(--background-color);
}

.prompt-modal textarea {
    width: 100%;
    min-height: 120px;
    max-height: 200px;
    background-color: var(--background-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-color);
    padding: 1rem;
    font-size: 1rem;
    line-height: 1.5;
    resize: vertical;
    margin-bottom: 1rem;
}

.prompt-modal textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.prompt-modal .prompt-history {
    position: relative;
    max-height: 150px;
    overflow-y: auto;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--background-color);
}

.prompt-modal .history-item {
    padding: 0.75rem 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-color);
    transition: background-color 0.2s;
    border-bottom: 1px solid var(--border-color);
}

.prompt-modal .history-item:last-child {
    border-bottom: none;
}

.prompt-modal .history-item:hover {
    background-color: var(--surface-color);
}

.prompt-modal .history-item i {
    color: var(--text-secondary);
}

.prompt-modal .history-item span {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.prompt-modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

.prompt-modal-footer button {
    width: auto;
    height: auto;
    padding: 0.5rem 1rem;
}

.prompt-modal-footer .cancel-btn {
    background-color: var(--surface-color);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.prompt-modal-footer .cancel-btn:hover {
    background-color: var(--background-color);
    color: var(--text-color);
}

.prompt-modal-footer .submit-btn {
    background-color: var(--primary-color);
}