/* PyWiki - Main Stylesheet */

/* Reset and base */
*,
*::before,
*::after {
    box-sizing: border-box;
}

:root {
    --color-primary: #2c6fad;
    --color-primary-dark: #1a4d7a;
    --color-bg: #f8f9fa;
    --color-surface: #ffffff;
    --color-text: #1a1a2e;
    --color-text-muted: #5a5a7a;
    --color-border: #dee2e6;
    --color-link: #2c6fad;
    --color-link-hover: #1a4d7a;
    --color-code-bg: #f1f3f5;
    --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, Courier, monospace;
    --max-width: 900px;
    --nav-height: 56px;
}

html {
    font-size: 16px;
    line-height: 1.6;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: var(--color-bg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--color-link);
    text-decoration: none;
}

a:hover {
    color: var(--color-link-hover);
    text-decoration: underline;
}

/* Navigation */
.wiki-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--nav-height);
    padding: 0 1.5rem;
    background-color: var(--color-primary);
    color: #ffffff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.wiki-nav a {
    color: #ffffff;
}

.wiki-nav a:hover {
    color: #e0e0e0;
    text-decoration: none;
}

.nav-brand a {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    font-size: 0.9rem;
}

/* Main content */
.wiki-content {
    flex: 1;
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

/* Article */
article header {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-border);
}

article header h1 {
    margin: 0 0 0.5rem;
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.2;
}

.page-meta {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.page-body {
    background: var(--color-surface);
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

/* Typography within page body */
.page-body h1,
.page-body h2,
.page-body h3,
.page-body h4,
.page-body h5,
.page-body h6 {
    margin-top: 1.5em;
    margin-bottom: 0.5em;
    font-weight: 600;
    line-height: 1.3;
}

.page-body h2 {
    font-size: 1.5rem;
    padding-bottom: 0.3rem;
    border-bottom: 1px solid var(--color-border);
}

.page-body h3 {
    font-size: 1.25rem;
}

.page-body p {
    margin: 0 0 1em;
}

.page-body ul,
.page-body ol {
    margin: 0 0 1em;
    padding-left: 1.5em;
}

.page-body li {
    margin-bottom: 0.25em;
}

.page-body blockquote {
    margin: 0 0 1em;
    padding: 0.5em 1em;
    border-left: 4px solid var(--color-primary);
    background: var(--color-code-bg);
    color: var(--color-text-muted);
}

/* Code */
.page-body code {
    font-family: var(--font-mono);
    font-size: 0.875em;
    padding: 0.15em 0.4em;
    background: var(--color-code-bg);
    border-radius: 3px;
}

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

.page-body pre code {
    padding: 0;
    background: none;
}

/* Tables */
.page-body table {
    width: 100%;
    margin: 0 0 1em;
    border-collapse: collapse;
}

.page-body th,
.page-body td {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--color-border);
    text-align: left;
}

.page-body th {
    background: var(--color-code-bg);
    font-weight: 600;
}

.page-body tr:nth-child(even) {
    background: var(--color-bg);
}

/* Images */
.page-body img {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
}

/* Footer */
.wiki-footer {
    padding: 1.5rem;
    text-align: center;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    border-top: 1px solid var(--color-border);
}

/* Responsive */
@media (max-width: 768px) {
    .wiki-content {
        padding: 1rem;
    }

    .page-body {
        padding: 1.25rem;
    }

    article header h1 {
        font-size: 1.5rem;
    }
}

/* Accessibility: focus styles */
a:focus-visible,
button:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

/* Skip link for keyboard users */
.skip-link {
    position: absolute;
    top: -100%;
    left: 0;
    padding: 0.5rem 1rem;
    background: var(--color-primary);
    color: #ffffff;
    z-index: 200;
}

.skip-link:focus {
    top: 0;
}


/* Page list actions */
.page-list {
    list-style: none;
    padding: 0;
}

.page-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border);
}

.page-list li:last-child {
    border-bottom: none;
}

.page-list li a:first-child {
    flex: 1;
    font-weight: 500;
}

.page-list small {
    font-size: 0.8rem;
}

.page-list button {
    background: none;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    font-size: 0.8rem;
    padding: 0.2rem 0.4rem;
    border-radius: 3px;
}

.page-list button:hover {
    background: var(--color-code-bg);
    color: var(--color-text);
}

.page-list .delete-btn:hover {
    background: #fde8e8;
    color: #d13212;
}


/* Tags */
.tag-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.15rem 0.5rem;
    background: var(--color-code-bg);
    color: var(--color-primary);
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
    text-decoration: none;
    border: 1px solid var(--color-border);
}

.tag-badge:hover {
    background: var(--color-primary);
    color: #ffffff;
    text-decoration: none;
    border-color: var(--color-primary);
}

.tag-badge .tag-remove {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    font-size: 1rem;
    line-height: 1;
    padding: 0;
    opacity: 0.6;
}

.tag-badge .tag-remove:hover {
    opacity: 1;
}

.page-tags {
    margin-top: 0.5rem;
    display: flex;
    gap: 0.3rem;
    flex-wrap: wrap;
}


/* Tags filter bar */
.tags-filter-bar {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    flex-wrap: wrap;
    padding: 0.75rem 0;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--color-border);
}

.tags-filter-bar > span {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-muted);
    margin-right: 0.25rem;
}

.tag-badge.tag-active {
    background: var(--color-primary);
    color: #ffffff;
    border-color: var(--color-primary);
}


/* Folder navigation */
.folder-breadcrumb {
    font-size: 0.85rem;
    padding: 0.5rem 0;
    margin-bottom: 0.75rem;
    color: var(--color-text-muted);
}

.folder-breadcrumb a {
    color: var(--color-link);
}

.folder-list {
    list-style: none;
    padding: 0;
    margin-bottom: 1rem;
}

.folder-item {
    padding: 0.4rem 0;
    border-bottom: 1px solid var(--color-border);
}

.folder-item a {
    font-weight: 500;
    font-size: 1rem;
}


/* Nav buttons */
.nav-btn {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #ffffff;
    padding: 0.3rem 0.75rem;
    border-radius: 4px;
    font-size: 0.85rem;
    cursor: pointer;
}

.nav-btn:hover {
    background: rgba(255, 255, 255, 0.25);
}