/* Base transitions */
* {
    transition: background-color 0.3s ease,
        color 0.3s ease,
        border-color 0.3s ease,
        box-shadow 0.3s ease,
        transform 0.3s ease;
}

/* Light Theme (default) */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f3f4f6;
    --bg-tertiary: #e5e7eb;

    --text-primary: #111827;
    --text-secondary: #374151;
    --text-tertiary: #6b7280;

    --border-primary: #e5e7eb;
    --border-secondary: #d1d5db;

    --accent-primary: #3b82f6;
    --accent-hover: #2563eb;
    --accent-text: #ffffff;

    --danger-primary: #ef4444;
    --danger-hover: #dc2626;
    --danger-text: #ffffff;

    --success-primary: #10b981;
    --success-hover: #059669;
    --success-text: #ffffff;

    --note-header: rgba(0, 0, 0, 0.05);
    --note-body: rgba(0, 0, 0, 0.02);
    --note-text: #111827;
    --note-text-secondary: #374151;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);

    --ring-color: var(--accent-primary);
    --ring-offset: #ffffff;
}

/* Dark Theme */
:root[class~="dark"] {
    --bg-primary: #111827;
    --bg-secondary: #1f2937;
    --bg-tertiary: #374151;

    --text-primary: #f9fafb;
    --text-secondary: #e5e7eb;
    --text-tertiary: #9ca3af;

    --border-primary: #374151;
    --border-secondary: #4b5563;

    --accent-primary: #3b82f6;
    --accent-hover: #60a5fa;
    --accent-text: #ffffff;

    --danger-primary: #ef4444;
    --danger-hover: #f87171;
    --danger-text: #ffffff;

    --success-primary: #10b981;
    --success-hover: #34d399;
    --success-text: #ffffff;

    --note-header: rgba(255, 255, 255, 0.05);
    --note-body: rgba(255, 255, 255, 0.02);
    --note-text: #f9fafb;
    --note-text-secondary: #e5e7eb;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);

    --ring-color: var(--accent-primary);
    --ring-offset: var(--bg-primary);
}

/* Apply theme variables to components */
body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

/* Input and form elements */
input,
textarea,
select {
    background-color: var(--bg-secondary);
    border-color: var(--border-primary);
    color: var(--text-primary);
}

input:focus,
textarea:focus,
select:focus {
    border-color: var(--accent-primary);
    outline: none;
    box-shadow: 0 0 0 2px var(--ring-color);
    box-shadow: 0 0 0 4px var(--ring-offset);
}

/* Buttons */
button {
    font-weight: 500;
    transition: all 0.2s ease;
}

button:focus {
    outline: none;
    box-shadow: 0 0 0 2px var(--ring-offset), 0 0 0 4px var(--ring-color);
}

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

button.primary {
    background-color: var(--accent-primary);
    color: var(--accent-text);
    border: none;
}

button.primary:hover:not(:disabled) {
    background-color: var(--accent-hover);
    transform: translateY(-1px);
}

button.primary:active:not(:disabled) {
    transform: translateY(0);
}

button.secondary {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-primary);
}

button.secondary:hover:not(:disabled) {
    background-color: var(--bg-tertiary);
}

button.danger {
    background-color: var(--danger-primary);
    color: var(--danger-text);
    border: none;
}

button.danger:hover:not(:disabled) {
    background-color: var(--danger-hover);
    transform: translateY(-1px);
}

button.danger:active:not(:disabled) {
    transform: translateY(0);
}

button.success {
    background-color: var(--success-primary);
    color: var(--success-text);
    border: none;
}

button.success:hover:not(:disabled) {
    background-color: var(--success-hover);
    transform: translateY(-1px);
}

button.success:active:not(:disabled) {
    transform: translateY(0);
}

/* Note styles */
.note {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    box-shadow: var(--shadow-md);
    color: var(--note-text);
}

.note.selected {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px var(--accent-primary);
}

.note h3 {
    color: var(--note-text);
}

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

.note-header {
    background-color: var(--note-header);
    border-bottom: 1px solid var(--border-primary);
}

.note-body {
    background-color: var(--note-body);
}

/* Modal styles */
.modal-overlay {
    background-color: rgba(0, 0, 0, 0.5);
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
}

.modal-content {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-primary);
    box-shadow: var(--shadow-lg);
}

/* Tag styles */
.tag {
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.tag:hover {
    background-color: var(--accent-primary);
    color: var(--accent-text);
    transform: translateY(-1px);
}

/* Utility classes */
.border-default {
    border-color: var(--border-primary);
}

.text-default {
    color: var(--text-primary);
}

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

.text-tertiary {
    color: var(--text-tertiary);
}

.bg-default {
    background-color: var(--bg-primary);
}

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

.bg-tertiary {
    background-color: var(--bg-tertiary);
}

.shadow-default {
    box-shadow: var(--shadow-md);
}

/* Checkbox styles */
input[type="checkbox"] {
    accent-color: var(--accent-primary);
    border-color: var(--border-primary);
    cursor: pointer;
}

/* Scrollbar styles */
::-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(--text-tertiary);
}

/* Focus styles */
*:focus-visible {
    outline: none;
    box-shadow: 0 0 0 2px var(--ring-offset), 0 0 0 4px var(--ring-color);
}

/* Markdown Styles */
.prose,
.prose-h1,
.prose-h2,
.prose-h3,
.prose-h4,
.prose-h5,
.prose-h6 {
    color: var(--text-primary);
    font-family: system-ui, -apple-system, sans-serif;
    line-height: 1.5;
}

.prose-h1 {
    font-size: 2em;
    font-weight: bold;
    margin-top: 1em;
    margin-bottom: 0.5em;
    padding-bottom: 0.3em;
    border-bottom: 1px solid var(--border-primary);
}

.prose-h2 {
    font-size: 1.5em;
    font-weight: bold;
    margin-top: 1em;
    margin-bottom: 0.5em;
    padding-bottom: 0.3em;
    border-bottom: 1px solid var(--border-primary);
}

.prose-h3 {
    font-size: 1.25em;
    font-weight: bold;
    margin-top: 1em;
    margin-bottom: 0.5em;
}

.prose-h4 {
    font-size: 1.1em;
    font-weight: bold;
    margin-top: 1em;
    margin-bottom: 0.5em;
}

.prose-h5,
.prose-h6 {
    font-size: 1em;
    font-weight: bold;
    margin-top: 1em;
    margin-bottom: 0.5em;
}

.prose p {
    margin-bottom: 1em;
    line-height: 1.6;
}

.prose ul,
.prose ol {
    margin-bottom: 1em;
    padding-left: 1.5em;
}

.prose li {
    margin-bottom: 0.5em;
}

.prose blockquote {
    border-left: 4px solid var(--border-primary);
    padding-left: 1em;
    margin: 1em 0;
    color: var(--text-secondary);
}

.prose code {
    background-color: var(--bg-tertiary);
    padding: 0.2em 0.4em;
    border-radius: 3px;
    font-family: monospace;
    font-size: 0.9em;
}

.prose pre {
    background-color: var(--bg-tertiary);
    padding: 1em;
    border-radius: 6px;
    overflow-x: auto;
    margin: 1em 0;
}

.prose pre code {
    background-color: transparent;
    padding: 0;
    border-radius: 0;
}

.prose img {
    max-width: 100%;
    height: auto;
    margin: 1em 0;
    border-radius: 6px;
}

.prose a {
    color: var(--accent-primary);
    text-decoration: none;
}

.prose a:hover {
    text-decoration: underline;
}

.prose hr {
    border: 0;
    border-top: 1px solid var(--border-primary);
    margin: 2em 0;
}

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

.prose th,
.prose td {
    border: 1px solid var(--border-primary);
    padding: 0.5em;
}

.prose th {
    background-color: var(--bg-secondary);
    font-weight: bold;
}