/* Design tokeny na jednom místě nahoře (standard kap. 6). */
:root {
    --bg: #f6f7f9;
    --panel: #ffffff;
    --ink: #16181d;
    --muted: #6b7280;
    --line: #e3e6ea;
    --brand: #0f62fe;
    --ok: #0f8a4f;
    --warn: #b45309;
    --error: #c02929;
    --wait: #5145cd;
    --radius: 10px;
    --gap: 16px;
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font: 15px/1.5 var(--font);
}

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

/* --- Hlavička ---------------------------------------------------------- */
.topbar {
    display: flex;
    align-items: center;
    gap: var(--gap);
    flex-wrap: wrap;
    padding: 10px 20px;
    background: var(--panel);
    border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; text-decoration: none; color: var(--ink); }
.brand span { color: var(--brand); }
.topnav { display: flex; gap: 14px; flex-wrap: wrap; }
.topnav a { text-decoration: none; color: var(--muted); font-size: 14px; }
.topnav a:hover { color: var(--ink); }
.user { margin-left: auto; display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--muted); }

main { padding: 20px; max-width: 1280px; margin: 0 auto; }
footer { padding: 20px; color: var(--muted); font-size: 13px; max-width: 1280px; margin: 0 auto; }

/* --- Panely ------------------------------------------------------------ */
.panel {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: var(--gap);
}
.panel.narrow { max-width: 480px; margin: 40px auto; }
.panel h1 { font-size: 22px; margin: 0 0 6px; }
.panel h2 { font-size: 17px; margin: 0 0 12px; }
.panel h3 { font-size: 15px; margin: 18px 0 8px; }

.grid { display: grid; gap: var(--gap); grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.stat .num { font-size: 26px; font-weight: 700; }
.stat .lbl { color: var(--muted); font-size: 13px; }

/* --- Tabulky ----------------------------------------------------------- */
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; }
tr:last-child td { border-bottom: none; }
.table-wrap { overflow-x: auto; }

/* --- Štítky ------------------------------------------------------------ */
.tag { display: inline-block; padding: 2px 8px; border-radius: 99px; font-size: 12px; font-weight: 600; }
.tag-ok { background: #e6f5ec; color: var(--ok); }
.tag-warn { background: #fdf1e0; color: var(--warn); }
.tag-error { background: #fbe9e9; color: var(--error); }
.tag-wait { background: #eceafb; color: var(--wait); }
.tag-muted { background: #eef0f3; color: var(--muted); }

/* --- Formuláře --------------------------------------------------------- */
label { display: block; font-size: 13px; color: var(--muted); margin: 12px 0 4px; }
input[type=text], input[type=email], input[type=number], input[type=datetime-local], select, textarea {
    width: 100%;
    padding: 9px 10px;
    border: 1px solid var(--line);
    border-radius: 8px;
    font: inherit;
    background: #fff;
}
textarea { min-height: 80px; }
.button, button.button {
    display: inline-block;
    margin-top: 14px;
    padding: 9px 16px;
    background: var(--brand);
    color: #fff;
    border: none;
    border-radius: 8px;
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
}
.button.secondary { background: #eef0f3; color: var(--ink); }
.button.danger { background: var(--error); }
button.link { background: none; border: none; color: var(--brand); cursor: pointer; font: inherit; padding: 0; }
.inline { display: inline; }
.row { display: flex; gap: var(--gap); flex-wrap: wrap; align-items: flex-end; }
.row > div { flex: 1 1 180px; }

/* --- Hlášky ------------------------------------------------------------ */
.flash { padding: 10px 20px; font-size: 14px; }
.flash-ok { background: #e6f5ec; color: var(--ok); }
.flash-warn { background: #fdf1e0; color: var(--warn); }
.flash-error { background: #fbe9e9; color: var(--error); }
.muted { color: var(--muted); }
.ok { color: var(--ok); }
.warn { color: var(--warn); }
.error { color: var(--error); }
.note { background: #fdf1e0; border-left: 3px solid var(--warn); padding: 10px 14px; border-radius: 6px; margin: 12px 0; }
.note.danger { background: #fbe9e9; border-left-color: var(--error); }
pre {
    background: #f3f4f6;
    padding: 12px;
    border-radius: 8px;
    overflow-x: auto;
    font: 12px/1.45 var(--mono);
    max-height: 340px;
}
code { font-family: var(--mono); font-size: 13px; }
.small { font-size: 13px; }