/* Perplexity.ai Inspired Style for Talqeen Pro */

/* Font Import */
@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;500;600;700&display=swap');

/* Root Variables */
:root {
    /* Light Mode */
    --background: #FFFFFF;
    --secondary-bg: #F9FAFB;
    --text: #111827;
    --text-secondary: #4B5563;
    --primary: #184243;
    --primary-hover: #102b2c;
    --border-color: #E5E7EB;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --component-bg: #FFFFFF;
    --highlight-bg: rgba(99, 102, 241, 0.1);
    --error: #EF4444;
    --success: #10B981;
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 9999px;
    
    /* Transition */
    --transition: all 0.2s ease;
}

/* Dark Mode */
[data-theme="dark"] {
    --background: #111827;
    --secondary-bg: #1F2937;
    --text: #F9FAFB;
    --text-secondary: #9CA3AF;
    --primary: #D0C9B9;
    --primary-hover: #aea797;
    --border-color: #374151;
    --component-bg: #1F2937;
    --highlight-bg: rgba(129, 140, 248, 0.1);
}

/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Cairo', sans-serif !important;

}

body {
    font-family: 'Cairo', sans-serif !important; 
    background-color: var(--background);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-md);
}

/* Header Styles */
header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.app-logo {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.025em;
}

/* Main Layout */
main {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.card {
    background-color: var(--component-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-lg);
    transition: var(--transition);
}

/* Input Field */
.input-container {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.main-input-field {
    width: 100%;
    min-height: 120px;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background-color: var(--component-bg);
    color: var(--text);
    font-size: 16px;
    resize: vertical;
    transition: var(--transition);
}

.main-input-field:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

/* Character Counter */
.character-counter {
    font-size: 14px;
    color: var(--text-secondary);
    align-self: flex-end;
}

.counter-warning {
    color: var(--error);
    font-weight: 500;
}

/* Options Bar */
.options-bar {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

/* Toggle Buttons */
.toggle-button-group {
    display: flex;
    background-color: var(--secondary-bg);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.toggle-button {
    padding: 8px 16px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-family: 'Cairo', sans-serif;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.toggle-button:hover {
    color: var(--primary);
}

.toggle-button.active {
    background-color: var(--primary);
    color: white;
}

/* Dropdown Select */
.dropdown-select {
    padding: 8px 16px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background-color: var(--component-bg);
    color: var(--text);
    font-family: 'Cairo', sans-serif;
    cursor: pointer;
    transition: var(--transition);
}

.dropdown-select:hover {
    border-color: var(--primary);
}

/* Options Containers */
.options-container {
    background-color: var(--secondary-bg);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-top: var(--spacing-sm);
    display: none;
    border: 1px solid var(--border-color);
}

.options-container h3 {
    font-size: 16px;
    margin-bottom: var(--spacing-xs);
    color: var(--text);
}

.options-container p {
    font-size: 14px;
    color: var(--text-secondary);
}

.options-container.active {
    display: block;
}

/* Generate Button */
.generate-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: var(--spacing-md);
    padding: 10px 24px;
    border-radius: var(--radius-md);
    border: none;
    background-color: var(--primary);
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    align-self: center;
}

.generate-btn:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
}

.generate-btn:active {
    transform: translateY(0);
}

/* Results View */
.results-view {
    margin-top: var(--spacing-lg);
    display: none;
}

.results-view.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

.result-card {
    background-color: var(--component-bg);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.user-input-header {
    font-size: 18px;
    color: var(--text);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.user-input-header::before {
    content: "";
    width: 12px;
    height: 12px;
    background-color: var(--primary);
    border-radius: 50%;
    display: inline-block;
}

.result-display {
    font-size: 16px;
    line-height: 1.7;
    color: var(--text);
    background-color: transparent;
    border: none;
    padding: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* DSE Formatted Output Styles */
.formatted-dse {
    line-height: 1.8;
    font-size: 16px;
    color: var(--text);
    white-space: pre-wrap;
    word-wrap: break-word;
    padding: 20px;
    background: var(--surface);
    border-radius: 12px;
    border: 1px solid var(--border);
    font-family: 'Cairo', sans-serif;
    text-align: right;
    direction: rtl;
}

.formatted-dse p {
    margin-bottom: 1em;
    line-height: 1.8;
}

/* Markdown Formatting Styles */
.markdown-formatted {
    line-height: 1.6;
}

.markdown-formatted h1, 
.markdown-formatted h2, 
.markdown-formatted h3, 
.markdown-formatted h4, 
.markdown-formatted h5, 
.markdown-formatted h6 {
    margin-top: 1.5em;
    margin-bottom: 0.75em;
    font-weight: 600;
    color: var(--text);
}

.markdown-formatted h1 {
    font-size: 1.8em;
}

.markdown-formatted h2 {
    font-size: 1.6em;
}

.markdown-formatted h3 {
    font-size: 1.4em;
}

.markdown-formatted p {
    margin-bottom: 1em;
}

.markdown-formatted ul, 
.markdown-formatted ol {
    margin: 1em 0;
    padding-right: 1.5em;
}

.markdown-formatted li {
    margin-bottom: 0.5em;
}

.markdown-formatted code {
    font-family: 'Cairo', monospace;
    background-color: var(--secondary-bg);
    padding: 0.2em 0.4em;
    border-radius: var(--radius-sm);
    font-size: 0.9em;
}

.markdown-formatted pre {
    background-color: var(--secondary-bg);
    padding: 1em;
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin: 1em 0;
}

.markdown-formatted pre code {
    background-color: transparent;
    padding: 0;
}

.markdown-formatted blockquote {
    border-right: 3px solid var(--primary);
    padding-right: 1em;
    margin-right: 0;
    margin-left: 0;
    color: var(--text-secondary);
    font-style: italic;
}

.markdown-formatted a {
    color: var(--primary);
    text-decoration: none;
}

.markdown-formatted a:hover {
    text-decoration: underline;
}

.markdown-formatted table {
    border-collapse: collapse;
    width: 100%;
    margin: 1em 0;
}

.markdown-formatted th, 
.markdown-formatted td {
    border: 1px solid var(--border-color);
    padding: 0.5em;
    text-align: right;
}

.markdown-formatted th {
    background-color: var(--secondary-bg);
}

/* Result Actions */
.result-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    justify-content: flex-end;
}

.action-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background-color: var(--component-bg);
    color: var(--text-secondary);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.action-button:hover {
    color: var(--primary);
    border-color: var(--primary);
    background-color: var(--highlight-bg);
}

/* History Sidebar */
.history-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    width: 320px;
    height: 100vh;
    background-color: var(--component-bg);
    border-left: 1px solid var(--border-color);
    padding: var(--spacing-lg) var(--spacing-md);
    transform: translateX(100%);
    transition: var(--transition);
    overflow-y: auto;
    z-index: 1000;
    box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
}

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

.history-title {
    font-size: 20px;
    color: var(--text);
    margin-bottom: var(--spacing-lg);
    text-align: center;
    font-weight: 600;
}

.history-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.history-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    background-color: var(--secondary-bg);
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: var(--transition);
}

.history-item:hover {
    border-color: var(--primary);
    background-color: var(--highlight-bg);
}

.history-text {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 80%;
    font-size: 14px;
}

.delete-button {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.delete-button:hover {
    color: var(--error);
}

/* Loading Spinner */
.loader {
    display: none;
    width: 32px;
    height: 32px;
    margin: var(--spacing-md) auto;
    border: 3px solid rgba(99, 102, 241, 0.3);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Toast Notification */
.toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    padding: 12px 20px;
    background-color: var(--component-bg);
    color: var(--text);
    border-left: 4px solid var(--primary);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 1001;
    font-size: 14px;
}

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

/* Theme Toggle Button */
.theme-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--component-bg);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    cursor: pointer;
    z-index: 999;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.theme-toggle:hover {
    color: var(--primary);
    border-color: var(--primary);
}

/* Open History Button */
.history-toggle {
    position: fixed;
    top: 70px;
    right: 20px;
    background: var(--component-bg);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 999;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.history-toggle:hover {
    color: var(--primary);
    border-color: var(--primary);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.fade-in {
    animation: fadeIn 0.3s ease;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .options-bar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .toggle-button-group {
        width: 100%;
    }
    
    .history-sidebar {
        width: 100%;
    }
    
    .theme-toggle, .history-toggle {
        top: auto;
        bottom: 20px;
    }
    
    .theme-toggle {
        right: 20px;
    }
    
    .history-toggle {
        right: 70px;
    }
}

/* =================== IMAGE UPLOAD STYLES =================== */

.image-upload-section {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.image-upload-section h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--spacing-md);
    text-align: right;
}

.upload-area {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    background: var(--secondary-bg);
    position: relative;
    overflow: hidden;
}

.upload-area:hover {
    border-color: var(--primary);
    background: var(--highlight-bg);
}

.upload-area.dragover {
    border-color: var(--primary);
    background: var(--highlight-bg);
    transform: scale(1.02);
}

.upload-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.upload-content svg {
    color: var(--text-secondary);
    opacity: 0.7;
}

.upload-content p {
    font-size: 16px;
    font-weight: 500;
    color: var(--text);
    margin: 0;
}

.upload-note {
    font-size: 12px;
    color: var(--text-secondary);
    opacity: 0.8;
}

/* Image Preview */
.image-preview {
    margin-top: var(--spacing-md);
    position: relative;
    display: inline-block;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.image-preview img {
    max-width: 200px;
    max-height: 150px;
    width: auto;
    height: auto;
    border-radius: var(--radius-lg);
    display: block;
}

.remove-image-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    border: none;
    border-radius: var(--radius-full);
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    z-index: 10;
}

.remove-image-btn:hover {
    background: rgba(239, 68, 68, 0.8);
    transform: scale(1.1);
}

.remove-image-btn svg {
    width: 12px;
    height: 12px;
}

/* Loading state for image upload */
.upload-area.loading {
    pointer-events: none;
    opacity: 0.6;
}

.upload-area.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--primary);
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Mobile responsiveness for image upload */
@media (max-width: 768px) {
    .upload-area {
        padding: var(--spacing-lg);
    }
    
    .upload-content svg {
        width: 32px;
        height: 32px;
    }
    
    .image-preview img {
        max-width: 150px;
        max-height: 100px;
    }
}