:root {
    --color-bg: #f7f6f3;
    --color-surface: #ffffff;
    --color-border: #e2ded6;
    --color-text: #2b2620;
    --color-muted: #7a7468;
    --color-accent: #008847;
    --color-accent-dark: #006a37;
    --color-accent-light: #40d48d;
    --color-error: #b5471b;
    font-size: 16px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.5;
}

a { color: var(--color-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.site-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    flex-wrap: wrap;
}

.site-header .brand {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-text);
}

.search-form {
    display: flex;
    gap: 0.5rem;
    flex: 1;
    max-width: 320px;
}

.search-form input {
    flex: 1;
    padding: 0.4rem 0.6rem;
    border: 1px solid var(--color-border);
    border-radius: 4px;
}

.lang-switch {
    display: flex;
    gap: 0.25rem;
}

.lang-switch a {
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--color-muted);
}

.lang-switch a.active {
    background: var(--color-accent);
    color: #fff;
    text-decoration: none;
}

.login-box .lang-switch {
    justify-content: center;
    margin-bottom: 1rem;
}

.notice {
    background: #e8f6ee;
    border: 1px solid var(--color-accent);
    border-radius: 6px;
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.lang-flag {
    color: var(--color-muted);
    font-size: 0.8rem;
    font-style: italic;
}

.user-info {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--color-muted);
    font-size: 0.9rem;
}

.layout {
    display: flex;
    max-width: 1100px;
    margin: 0 auto;
    gap: 2rem;
    padding: 1.5rem;
}

.sidebar {
    width: 220px;
    flex-shrink: 0;
}

.sidebar h2 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-muted);
    margin-bottom: 0.5rem;
}

.sidebar h2.sidebar-section-link {
    margin-top: 1.25rem;
}

.sidebar h2.sidebar-section-link a {
    color: var(--color-accent);
}

.sidebar ul {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem 0;
}

.sidebar li a {
    display: block;
    padding: 0.4rem 0.6rem;
    border-radius: 4px;
    color: var(--color-text);
}

.sidebar li a:hover, .sidebar li a.active {
    background: var(--color-surface);
    text-decoration: none;
}

.button {
    display: inline-block;
    padding: 0.5rem 0.8rem;
    background: var(--color-accent);
    color: #fff;
    border-radius: 4px;
    font-weight: 600;
}
.button:hover { background: var(--color-accent-dark); text-decoration: none; }

.sidebar-link {
    margin-top: 0.75rem;
    font-size: 0.9rem;
}

.content {
    flex: 1;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 1.5rem 2rem;
    min-width: 0;
}

.page-list {
    list-style: none;
    padding: 0;
}

.page-list li {
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 1rem;
    flex-wrap: wrap;
}

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

.muted { color: var(--color-muted); }
.error { color: var(--color-error); font-weight: 600; }

.page-meta {
    color: var(--color-muted);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.page-body :is(h1, h2, h3) { margin-top: 1.5rem; }
.page-body pre {
    background: #2b2620;
    color: #f7f6f3;
    padding: 1rem;
    border-radius: 6px;
    overflow-x: auto;
}
.page-body code {
    background: #eee9e1;
    padding: 0.1rem 0.3rem;
    border-radius: 3px;
}
.page-body pre code { background: none; padding: 0; }
.page-body blockquote {
    border-left: 3px solid var(--color-accent);
    margin-left: 0;
    padding-left: 1rem;
    color: var(--color-muted);
}

.wiki-link-missing {
    border-bottom: 1px dashed var(--color-error);
    color: var(--color-error);
}

.inline-form {
    display: inline;
}

.link-button {
    background: none;
    border: none;
    padding: 0;
    margin: 0;
    font: inherit;
    color: var(--color-accent);
    text-decoration: none;
    cursor: pointer;
}
.link-button:hover { text-decoration: underline; background: none; }
.link-button.danger { color: var(--color-error); }

.category-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 2rem;
}
.category-table th, .category-table td {
    text-align: left;
    padding: 0.5rem 0.6rem;
    border-bottom: 1px solid var(--color-border);
}
.category-table .actions { white-space: nowrap; }
.category-table .actions form { display: inline; margin-left: 0.5rem; }

.glossary-letter {
    color: var(--color-accent);
    border-bottom: 2px solid var(--color-border);
    padding-bottom: 0.2rem;
    margin-top: 2rem;
}
.glossary-letter:first-child { margin-top: 0; }

.glossary-entry {
    margin-bottom: 1.25rem;
}
.glossary-entry dt {
    font-weight: 700;
    font-size: 1.05rem;
}
.glossary-entry dd {
    margin: 0.25rem 0 0 0;
    color: var(--color-text);
}
.glossary-entry dd :is(p:first-child) { margin-top: 0; }
.glossary-entry dd :is(p:last-child) { margin-bottom: 0; }

.glossary-action {
    margin-left: 0.75rem;
    font-size: 0.85rem;
    font-weight: normal;
}

.edit-form label {
    display: block;
    margin-bottom: 1rem;
    font-weight: 600;
}

.edit-form input[type="text"],
.edit-form select,
.edit-form textarea {
    display: block;
    width: 100%;
    margin-top: 0.3rem;
    padding: 0.5rem;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    font-weight: normal;
}

.edit-form textarea { font-family: ui-monospace, Menlo, monospace; }

.edit-form .hint {
    font-weight: normal;
    color: var(--color-muted);
    font-size: 0.85rem;
}

.markdown-help {
    margin: -0.5rem 0 1rem 0;
    font-size: 0.9rem;
    font-weight: normal;
    color: var(--color-muted);
}
.markdown-help summary {
    cursor: pointer;
    color: var(--color-accent);
    font-weight: 600;
}
.markdown-help p { margin: 0.5rem 0; }
.markdown-help ul {
    margin: 0.5rem 0 0 0;
    padding-left: 1.2rem;
}
.markdown-help li { margin-bottom: 0.3rem; }
.markdown-help code {
    background: #eee9e1;
    padding: 0.05rem 0.3rem;
    border-radius: 3px;
    font-size: 0.85em;
}

.form-actions { display: flex; align-items: center; gap: 1rem; }

button {
    background: var(--color-accent);
    color: #fff;
    border: none;
    padding: 0.6rem 1.2rem;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
}
button:hover { background: var(--color-accent-dark); }

.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.login-box {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 2rem;
    width: 100%;
    max-width: 360px;
}

.login-box label {
    display: block;
    margin-bottom: 1rem;
    font-weight: 600;
}

.login-box input {
    display: block;
    width: 100%;
    margin-top: 0.3rem;
    padding: 0.5rem;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 1rem;
}

@media (max-width: 700px) {
    .layout { flex-direction: column; }
    .sidebar { width: 100%; }
}