/* Global Styles */
:root {
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --text-color: #333;
    --text-light: #666;
    --bg-color: #fff;
    --bg-secondary: #f9fafb;
    --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);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --font-sans: 'Poppins', sans-serif;
    --font-mono: 'Fira Code', monospace;
    --radius: 0.375rem;
    --transition: all 0.3s ease;
}

/* Dark Mode Colors */
[data-theme="dark"] {
    --primary-color: #818cf8;
    --primary-hover: #6366f1;
    --text-color: #e5e7eb;
    --text-light: #9ca3af;
    --bg-color: #1f2937;
    --bg-secondary: #111827;
    --border-color: #374151;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
}

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

body {
    font-family: var(--font-sans);
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.6;
    transition: var(--transition);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

button {
    cursor: pointer;
    font-family: var(--font-sans);
    border: none;
    background: none;
    transition: var(--transition);
}

code {
    font-family: var(--font-mono);
    background-color: var(--bg-secondary);
    padding: 0.2em 0.4em;
    border-radius: var(--radius);
    font-size: 0.9em;
}

/* Header Styles */
header {
    background-color: var(--bg-color);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.logo svg {
    width: 32px;
    height: 32px;
    fill: var(--primary-color);
}

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

.theme-toggle button {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background-color: var(--bg-secondary);
    border-radius: var(--radius);
    color: var(--text-color);
    font-size: 0.875rem;
    font-weight: 500;
    box-shadow: var(--shadow-sm);
}

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

/* Main Content Styles */
main {
    padding: 2rem 0;
}

/* Toolbar Styles */
.toolbar {
    background-color: var(--bg-secondary);
    border-radius: var(--radius);
    padding: 0.75rem;
    margin-bottom: 1.5rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: space-between;
    box-shadow: var(--shadow-sm);
}

.toolbar-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

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

.md-btn, 
.toolbar-actions button {
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius);
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--bg-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.md-btn:hover, 
.toolbar-actions button:hover {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Editor Container Styles */
.editor-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.editor-wrapper,
.preview-wrapper {
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 600px;
    box-shadow: var(--shadow-md);
}

.editor-header,
.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.editor-header h2,
.preview-header h2 {
    font-size: 1rem;
    font-weight: 600;
}

.editor-controls button,
.preview-controls button {
    padding: 0.25rem;
    border-radius: var(--radius);
    color: var(--text-light);
}

.editor-controls button:hover,
.preview-controls button:hover {
    color: var(--primary-color);
    background-color: var(--bg-color);
}

.editor,
.preview {
    flex: 1;
    overflow: auto;
}

#markdown-input {
    width: 100%;
    height: 100%;
    padding: 1rem;
    border: none;
    resize: none;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    outline: none;
}

#preview-content {
    padding: 1rem;
    height: 100%;
    overflow: auto;
}

/* Fullscreen Mode */
.fullscreen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    width: 100%;
    height: 100%;
    border-radius: 0;
    background-color: var(--bg-color);
}

/* Markdown Guide Styles */
.markdown-guide {
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-sm);
    background-color: var(--bg-secondary);
}

.guide-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
}

.guide-header h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-color);
}

#toggle-guide-btn {
    color: var(--text-color);
    transition: transform 0.3s ease;
}

#toggle-guide-btn.open {
    transform: rotate(180deg);
}

.guide-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease-in-out;
    padding: 0;
}

.guide-content.open {
    max-height: 1000px; /* Adjust as needed */
    padding: 1rem;
}

.guide-content table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--bg-color);
}

.guide-content th,
.guide-content td {
    padding: 1rem;
    text-align: left;
    border: 1px solid var(--border-color);
    color: var(--text-color);
}

.guide-content th {
    background-color: var(--bg-secondary);
    font-weight: 600;
}

.guide-content tr:nth-child(even) {
    background-color: var(--bg-secondary);
}

.guide-content code {
    background-color: var(--border-color);
    color: var(--text-color);
}

/* Footer Styles */
footer {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 1.5rem 0;
    text-align: center;
    color: var(--text-light);
}

footer .fa-heart {
    color: #f43f5e;
}

/* Notification Styles */
.notification {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background-color: var(--bg-color);
    border-left: 4px solid var(--primary-color);
    padding: 1rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    transform: translateX(calc(100% + 2rem));
    transition: transform 0.3s ease;
    z-index: 1000;
}

.notification.show {
    transform: translateX(0);
}

#notification-close {
    color: var(--text-light);
    padding: 0.25rem;
}

#notification-close:hover {
    color: var(--text-color);
}

/* Modal Styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal.show {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background-color: var(--bg-color);
    border-radius: var(--radius);
    width: 100%;
    max-width: 500px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

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

.modal-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
}

.modal-body {
    padding: 1.5rem 1rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-sans);
}

.radio-group {
    display: flex;
    gap: 1.5rem;
}

.radio-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    padding: 1rem;
    border-top: 1px solid var(--border-color);
}

.modal-footer button {
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    font-weight: 500;
}

#cancel-save-btn {
    background-color: var(--bg-secondary);
    color: var(--text-color);
}

#confirm-save-btn {
    background-color: var(--primary-color);
    color: white;
}

#cancel-save-btn:hover {
    background-color: var(--border-color);
}

#confirm-save-btn:hover {
    background-color: var(--primary-hover);
}

/* Markdown Preview Styling */
#preview-content h1,
#preview-content h2,
#preview-content h3,
#preview-content h4,
#preview-content h5,
#preview-content h6 {
    margin-top: 1.5rem;
    margin-bottom: 1rem;
    line-height: 1.25;
}

#preview-content h1 {
    font-size: 2rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

#preview-content h2 {
    font-size: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

#preview-content h3 {
    font-size: 1.25rem;
}

#preview-content h4 {
    font-size: 1.1rem;
}

#preview-content p {
    margin-bottom: 1rem;
}

#preview-content ul,
#preview-content ol {
    margin-bottom: 1rem;
    padding-left: 2rem;
}

#preview-content li {
    margin-bottom: 0.5rem;
}

#preview-content blockquote {
    border-left: 4px solid var(--primary-color);
    padding-left: 1rem;
    margin-left: 0;
    margin-bottom: 1rem;
    color: var(--text-light);
}

#preview-content pre {
    background-color: var(--bg-secondary);
    padding: 1rem;
    border-radius: var(--radius);
    overflow: auto;
    margin-bottom: 1rem;
}

#preview-content pre code {
    background-color: transparent;
    padding: 0;
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

#preview-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius);
    margin: 1rem 0;
}

#preview-content hr {
    border: 0;
    border-top: 1px solid var(--border-color);
    margin: 2rem 0;
}

#preview-content a {
    color: var(--primary-color);
    text-decoration: none;
}

#preview-content a:hover {
    text-decoration: underline;
}

#preview-content table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1rem;
}

#preview-content th,
#preview-content td {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
}

#preview-content th {
    background-color: var(--bg-secondary);
    font-weight: 600;
}

/* Responsive Styles */
@media (max-width: 1200px) {
    .container {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .editor-container {
        grid-template-columns: 1fr;
    }
    
    .editor-wrapper,
    .preview-wrapper {
        height: 400px;
    }
    
    .toolbar {
        flex-direction: row;
        align-items: center;
    }
    
    .toolbar-buttons,
    .toolbar-actions {
        justify-content: flex-start;
    }
}

@media (max-width: 576px) {
    .logo h1 {
        font-size: 1.25rem;
    }
    
    .theme-toggle button span {
        display: none;
    }
    
    .md-btn,
    .toolbar-actions button {
        padding: 0.5rem;
    }
    
    .md-btn span {
        display: none;
    }
    
    .toolbar-actions button span {
        display: none;
    }
    
    .radio-group {
        flex-direction: column;
        gap: 0.5rem;
    }
}