:root {
    --primary: #c8102e;      /* červená - hlavní brand barva */
    --primary-dark: #9c0c23;
    --primary-light: #fdebee;
    --bg: #f4f5f7;
    --border: #e2e4e9;
    --text: #1f2430;
    --muted: #6b7280;
    --danger: #c8102e;
    --ok: #1e9e5a;
}

* { box-sizing: border-box; }

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

a { color: var(--primary); }

.container { max-width: 1000px; margin: 0 auto; padding: 0 16px; }
.container.narrow { max-width: 560px; padding-top: 60px; }

/* --- Header --- */
.site-header {
    background: #fff;
    border-bottom: 3px solid var(--primary);
}
.header-inner { display: flex; justify-content: space-between; align-items: center; height: 60px; gap: 16px; }
.logo { font-weight: 800; font-size: 1.3rem; color: var(--primary); text-decoration: none; letter-spacing: -.02em; display: flex; align-items: center; gap: 10px; }
.logo-img { height: 44px; width: 44px; object-fit: contain; display: block; }
.logo-text { display: flex; flex-direction: column; line-height: 1.15; }
.logo-line1 { font-size: 1rem; }
.logo-line2 { font-size: 1.2rem; font-weight: 900; }
.header-search { display: flex; flex: 1; max-width: 420px; }
.header-search input {
    flex: 1; padding: 7px 12px; border: 1px solid var(--border); border-radius: 4px 0 0 4px;
    font-size: .9rem; outline: none;
}
.header-search input:focus { border-color: var(--primary); }
.header-search button {
    padding: 7px 14px; border: 1px solid var(--primary); background: var(--primary); color: #fff;
    border-radius: 0 4px 4px 0; cursor: pointer; font-size: .9rem;
}
.header-search button:hover { background: var(--primary-dark); }
.user-info { color: var(--muted); font-size: .85rem; white-space: nowrap; }
.user-info a { color: var(--primary); text-decoration: none; font-weight: 600; }

main.container { padding: 24px 16px 60px; }

h1 { font-size: 1.5rem; margin-top: 0; color: var(--text); }
h2 { font-size: 1.15rem; margin-top: 2em; color: var(--text); border-bottom: 2px solid var(--primary-light); padding-bottom: 6px; }

/* --- Tabulky / seznamy fóra ve stylu webtrh --- */
table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--border); border-radius: 6px; overflow: hidden; }
table th, table td { padding: 11px 14px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
table th { background: var(--primary); color: #fff; font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; font-weight: 600; }
table tr:last-child td { border-bottom: none; }
table tbody tr:hover { background: var(--primary-light); }

.category-name { font-weight: 700; color: var(--primary); text-decoration: none; font-size: 1.02rem; }
.category-name:hover { text-decoration: underline; }
.category-desc { color: var(--muted); font-size: .85rem; margin-top: 2px; }

.topic-list td:first-child { width: 55%; }

.badge { display: inline-block; background: var(--primary-light); color: var(--primary); border-radius: 4px; padding: 1px 7px; font-size: .72rem; margin-right: 4px; font-weight: 600; }
.badge-locked { background: #f1f2f5; color: var(--muted); }
.badge-ok { background: #e8f8ee; color: var(--ok); }
.badge-admin { background: var(--primary); color: #fff; font-weight: 700; }

.form-group { margin-bottom: 14px; }
.form-group label { display: block; font-weight: 600; margin-bottom: 4px; font-size: .9rem; }
.form-group input[type=text], .form-group input[type=number], .form-group textarea {
    width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px; font-size: 1rem;
}
.form-group input:focus, .form-group textarea:focus { border-color: var(--primary); outline: none; }
.form-inline { margin: 12px 0; display: flex; gap: 8px; max-width: 480px; }
.form-inline input { flex: 1; padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px; }

.btn {
    display: inline-block; padding: 8px 18px; border-radius: 6px; border: 1px solid var(--border);
    background: #fff; color: var(--text); cursor: pointer; font-size: .95rem; text-decoration: none; font-weight: 600;
}
.btn-primary { background: var(--primary); color: #fff; border-color: var(--primary-dark); }
.btn-primary:hover { background: var(--primary-dark); }
.btn-small { padding: 4px 10px; font-size: .85rem; }
.btn-danger { color: var(--danger); border-color: var(--danger); }

.alert { padding: 12px 16px; border-radius: 6px; background: #fff; border: 1px solid var(--border); margin: 12px 0; }
.alert-error { background: #fdecec; border-color: #f3b9b9; color: #8a1f1f; }
.alert-success { background: #e8f8ee; border-color: #b8e7c9; color: #155c33; }

.post { background: #fff; border: 1px solid var(--border); border-left: 3px solid var(--primary); border-radius: 6px; padding: 14px 16px; margin-bottom: 12px; }
.post-admin { background: #fff8f8; border-left: 4px solid var(--primary); box-shadow: 0 0 0 1px var(--primary-light) inset; }
.post-highlighted { animation: post-highlight-fade 2.5s ease-out; }
@keyframes post-highlight-fade {
    0%   { background: #fff3b0; box-shadow: 0 0 0 2px #f0c419; }
    100% { background: #fff; box-shadow: none; }
}

.subscription-box { background: #fff; border: 1px solid var(--border); border-radius: 6px; padding: 12px 16px; margin: 16px 0; }
.subscription-box .sub-active { margin: 0; color: var(--text); }
.subscription-box .btn-small { margin-left: 10px; }
.post-meta { font-size: .85rem; color: var(--muted); margin-bottom: 8px; }
.post-meta strong { color: var(--text); }
.post-content img { max-width: 100%; cursor: zoom-in; }
.post-content img.post-thumb { border-radius: 6px; border: 1px solid var(--border); }

.lightbox-overlay {
    position: fixed; inset: 0; background: rgba(0,0,0,.85);
    display: flex; align-items: center; justify-content: center;
    z-index: 1000; padding: 30px; cursor: zoom-out;
}
.lightbox-overlay img {
    max-width: 90vw; max-height: 90vh; border-radius: 6px;
    box-shadow: 0 10px 40px rgba(0,0,0,.4); cursor: default;
}
.lightbox-close {
    position: absolute; top: 16px; right: 24px; color: #fff;
    font-size: 2rem; line-height: 1; cursor: pointer; user-select: none;
}
.post-content blockquote.quote,
.post-content blockquote {
    border-left: 4px solid var(--primary);
    background: var(--primary-light);
    margin: 10px 0;
    padding: 8px 14px;
    border-radius: 0 6px 6px 0;
    color: #5a1620;
}
.post-content blockquote .quote-author,
.post-content blockquote.quote .quote-author {
    font-size: .78rem;
    font-weight: 700;
    color: var(--primary-dark);
    text-transform: uppercase;
    letter-spacing: .03em;
    margin-bottom: 4px;
    display: block;
}
.post-content blockquote blockquote {
    /* vnořená citace (citace v citaci) - trochu odlišit, ať se to nesplývá */
    background: #fff;
    border-left-color: var(--muted);
}
.post-content .quote-deleted {
    border-left: 4px solid var(--muted);
    background: #f1f2f5;
    color: var(--muted);
    font-style: italic;
    margin: 10px 0;
    padding: 8px 14px;
    border-radius: 0 6px 6px 0;
}
.post-actions { margin-top: 10px; font-size: .85rem; }
.post-actions a { text-decoration: none; color: var(--primary); font-weight: 600; }
.post-actions a:hover { text-decoration: underline; }
.post-admin-actions { margin-top: 8px; font-size: .8rem; }
.post-edited-badge {
    display: inline-block;
    font-size: .75rem;
    font-weight: 700;
    color: #7a5c00;
    background: #fff8e1;
    border: 1px solid #f0c419;
    border-radius: 4px;
    padding: 2px 8px;
    margin-bottom: 8px;
}
.post-edit-form { margin-top: 12px; border-top: 1px solid var(--border); padding-top: 12px; }
.text-danger { color: var(--danger); }

.pagination { margin: 16px 0; }
.pagination a { display: inline-block; padding: 4px 10px; border: 1px solid var(--border); border-radius: 4px; margin-right: 4px; text-decoration: none; color: var(--text); background: #fff; }
.pagination a:hover { border-color: var(--primary); color: var(--primary); }
.pagination a.active { background: var(--primary); color: #fff; border-color: var(--primary-dark); }

.admin-stats { display: flex; gap: 12px; margin-bottom: 24px; flex-wrap: wrap; }
.stat-box { background: #fff; border: 1px solid var(--border); border-top: 3px solid var(--primary); border-radius: 6px; padding: 12px 20px; text-align: center; }
.stat-box strong { display: block; font-size: 1.4rem; color: var(--primary); }
.stat-box span { font-size: .8rem; color: var(--muted); }

.admin-menu { list-style: none; padding: 0; }
.admin-menu li { margin-bottom: 8px; }
.admin-menu a { color: var(--primary); text-decoration: none; font-weight: 600; }

.admin-table input[type=text], .admin-table input[type=number] { padding: 4px 6px; border: 1px solid var(--border); border-radius: 4px; }

.site-footer { padding: 20px 0; color: var(--muted); font-size: .85rem; text-align: center; border-top: 1px solid var(--border); margin-top: 30px; }

pre { background: #1f2430; color: #e6e8ee; padding: 12px; border-radius: 6px; overflow-x: auto; font-size: .85rem; }
code { background: #f1f2f5; padding: 1px 5px; border-radius: 4px; font-size: .9em; }

@media (max-width: 700px) {
    .header-inner { flex-wrap: wrap; height: auto; padding: 10px 0; }
    .header-search { order: 3; width: 100%; max-width: none; }
}