/* ==========================================================================
   rajdek.cz — hlavní styl (moderní, responzivní)
   ========================================================================== */

/* ---- Design tokens ---- */
:root {
    --brand: #2f6fb0;
    --brand-dark: #245a91;
    --brand-soft: #eaf1f9;
    --accent: #f5a623;
    --ink: #1f2933;
    --muted: #64748b;
    --line: #e5e9f0;
    --bg: #ffffff;
    --bg-soft: #f6f8fb;
    --danger: #c0392b;
    --ok: #1e874b;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 1px 3px rgba(16, 42, 67, .06), 0 8px 24px rgba(16, 42, 67, .06);
    --wrap: 1120px;
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.65;
    color: var(--ink);
    background: var(--bg-soft);
}
img { max-width: 100%; height: auto; }
a { color: var(--brand); text-decoration: none; }
a:hover { color: var(--brand-dark); text-decoration: underline; }
h1, h2, h3, h4 { line-height: 1.25; color: var(--ink); }

/* ---- Layout wrapper ---- */
.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }

/* ==========================================================================
   Hlavička
   ========================================================================== */
.site-header {
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    position: sticky;
    top: 0;
    z-index: 50;
}
.site-header .wrap {
    display: flex;
    align-items: center;
    gap: 16px;
    min-height: 74px;
}
.logo { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
.logo:hover { text-decoration: none; }
.logo img { width: 44px; height: 44px; display: block; }
.logo .logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo .logo-name { font-size: 24px; font-weight: 800; letter-spacing: -.5px; color: var(--brand); }
.logo .logo-name b { color: var(--ink); font-weight: 800; }
.logo .logo-sub { font-size: 10.5px; font-weight: 700; letter-spacing: 2px; color: var(--muted); text-transform: uppercase; }
.tagline { margin: 0 0 0 auto; font-style: italic; color: var(--muted); font-size: 14.5px; }

.nav-toggle {
    display: none;
    margin-left: auto;
    background: var(--brand-soft);
    border: 1px solid var(--line);
    color: var(--brand);
    border-radius: var(--radius-sm);
    padding: 8px 10px;
    cursor: pointer;
    line-height: 0;
}
.nav-toggle svg { width: 24px; height: 24px; }

/* ==========================================================================
   Rozvržení stránky (sidebar + obsah)
   ========================================================================== */
.layout {
    display: grid;
    grid-template-columns: 264px minmax(0, 1fr);
    gap: 28px;
    padding-top: 28px;
    padding-bottom: 48px;
    align-items: start;
}

/* ---- Boční menu ---- */
.sidebar { position: sticky; top: 98px; }
.menu-group { margin-bottom: 22px; }
.menu-group h2 {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--muted);
    margin: 0 0 8px;
    padding-left: 12px;
}
.menu-group ul { list-style: none; margin: 0; padding: 0; }
.menu-group li { margin: 0; }
.menu-group a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 9px 12px;
    border-radius: var(--radius-sm);
    color: var(--ink);
    font-weight: 600;
    font-size: 15px;
    border-left: 3px solid transparent;
}
.menu-group a:hover { background: var(--brand-soft); text-decoration: none; }
.menu-group a.active {
    background: var(--brand-soft);
    color: var(--brand-dark);
    border-left-color: var(--brand);
}
.menu-group a::before {
    content: "";
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--accent);
    flex: 0 0 auto;
    opacity: .8;
}

/* ---- Vyhledávání ---- */
.search-box { margin-top: 6px; }
.search-box form { display: flex; }
.search-box input[type="search"] {
    flex: 1 1 auto;
    min-width: 0;
    border: 1px solid var(--line);
    border-right: none;
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    padding: 10px 12px;
    font-size: 15px;
    font-family: inherit;
    background: var(--bg);
}
.search-box button {
    border: none;
    background: var(--brand);
    color: #fff;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    padding: 0 14px;
    cursor: pointer;
    line-height: 0;
}
.search-box button:hover { background: var(--brand-dark); }
.search-box button svg { width: 18px; height: 18px; }

/* ==========================================================================
   Obsah
   ========================================================================== */
.content-card {
    background: var(--bg);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 32px 34px;
}

.page-title { font-size: 27px; margin: 0 0 6px; }
.page-intro { color: var(--muted); margin: 0 0 22px; font-size: 16px; }

/* ---- Výpis článků ---- */
.article-list { list-style: none; margin: 0; padding: 0; }
.article-item { padding: 20px 0; border-bottom: 1px solid var(--line); }
.article-item:first-child { padding-top: 4px; }
.article-item:last-child { border-bottom: none; padding-bottom: 4px; }
.article-item h3 { font-size: 20px; margin: 0 0 6px; }
.article-item h3 a { color: var(--brand-dark); }
.article-item .perex { margin: 0 0 10px; color: #40515f; }
.article-meta { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; font-size: 13px; color: var(--muted); }
.chip {
    display: inline-block;
    background: var(--brand-soft);
    color: var(--brand-dark);
    font-weight: 600;
    font-size: 12px;
    padding: 3px 10px;
    border-radius: 999px;
}
.chip:hover { text-decoration: none; background: #dbe7f5; }

/* ---- Detail článku ---- */
.article-detail .article-meta { margin-bottom: 20px; }
.article-lead { font-size: 18px; color: #35485a; font-weight: 500; margin: 0 0 20px; }
.article-lead p { margin: 0 0 10px; }
.search-summary { color: var(--muted); margin: 0 0 18px; }
.search-summary b { color: var(--ink); }
.article-body { font-size: 16.5px; }
.article-body p { margin: 0 0 16px; }
.article-body h2 { font-size: 22px; margin: 30px 0 12px; }
.article-body h3 { font-size: 19px; margin: 24px 0 10px; }
.article-body ul, .article-body ol { margin: 0 0 16px; padding-left: 22px; }
.article-body li { margin: 4px 0; }
.article-body img {
    border-radius: var(--radius-sm);
    border: 1px solid var(--line);
    margin: 6px 0;
}
.article-body a { text-decoration: underline; }
.article-body table { border-collapse: collapse; width: 100%; margin: 0 0 16px; }
.article-body td, .article-body th { border: 1px solid var(--line); padding: 8px 10px; }
.article-body pre {
    background: #0f172a; color: #e2e8f0;
    padding: 16px; border-radius: var(--radius-sm);
    overflow-x: auto; font-size: 14px;
}
.article-body code { background: var(--bg-soft); padding: 1px 5px; border-radius: 4px; font-size: .92em; }
.article-body pre code { background: none; padding: 0; }

.back-link { display: inline-flex; align-items: center; gap: 6px; margin-top: 26px; font-weight: 600; }
.back-link svg { width: 16px; height: 16px; }

/* ---- Prázdný stav / hlášky ---- */
.notice { background: var(--brand-soft); color: var(--brand-dark); padding: 14px 16px; border-radius: var(--radius-sm); }
.empty { color: var(--muted); padding: 20px 0; }

/* ==========================================================================
   Patička
   ========================================================================== */
.site-footer {
    background: #16324c;
    color: #b9cbdd;
    padding: 28px 0;
    font-size: 14px;
}
.site-footer a { color: #e6eef7; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; align-items: center; }

/* ==========================================================================
   Formuláře / info hlášky (sdílené s administrací)
   ========================================================================== */
.msg-error, .msg-ok { border-radius: var(--radius-sm); padding: 12px 16px; margin: 0 0 18px; }
.msg-error { background: #fdecea; color: var(--danger); border: 1px solid #f5c6c2; }
.msg-ok { background: #e7f6ee; color: var(--ok); border: 1px solid #bfe6cf; }
.msg-error p, .msg-ok p { margin: 4px 0; }

/* ==========================================================================
   Responzivita
   ========================================================================== */
@media (max-width: 860px) {
    .layout { grid-template-columns: 1fr; gap: 0; }
    .tagline { display: none; }
    .nav-toggle { display: inline-flex; }
    .sidebar {
        position: static;
        display: none;
        background: var(--bg);
        border: 1px solid var(--line);
        border-radius: var(--radius);
        padding: 18px;
        margin-bottom: 20px;
    }
    .sidebar.open { display: block; }
    .content-card { padding: 22px 18px; }
    .page-title { font-size: 23px; }
}