:root{
  --bg:#f4f5f7; --panel:#fff; --ink:#1c2230; --muted:#6b7280;
  --line:#e4e7ec; --accent:#2563eb; --warn:#c2410c; --ok:#15803d;
}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.5}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

/* Topbar */
.topbar{display:flex;align-items:center;gap:1.5rem;padding:.75rem 1.25rem;
  background:var(--panel);border-bottom:1px solid var(--line)}
.topbar .brand{font-weight:700}
.topbar nav{display:flex;gap:.25rem;flex:1;flex-wrap:wrap}
.topbar nav a{padding:.4rem .7rem;border-radius:6px;color:var(--ink)}
.topbar nav a:hover{background:var(--bg);text-decoration:none}
.topbar nav a.active{background:var(--accent);color:#fff}
.topbar-right{display:flex;align-items:center;gap:1rem}
.topbar-right .util{padding:.4rem .7rem;border-radius:6px;color:var(--ink);font-size:.95rem}
.topbar-right .util:hover{background:var(--bg);text-decoration:none}
.topbar-right .util.active{background:var(--accent);color:#fff}
.topbar .logout{color:var(--muted);font-size:.9rem}

/* Layout */
.container{max-width:1100px;margin:0 auto;padding:1.5rem 1.25rem}
h1{font-size:1.5rem;margin:0 0 1rem}
.muted{color:var(--muted)}

/* Cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1rem;margin-bottom:1.5rem}
.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:1rem;
  display:flex;flex-direction:column;gap:.25rem}
.card .num{font-size:1.9rem;font-weight:700}
.card .lbl{color:var(--muted);font-size:.85rem}
.card.warn .num{color:var(--warn)}

/* Table */
.grid{width:100%;border-collapse:collapse;background:var(--panel);
  border:1px solid var(--line);border-radius:10px;overflow:hidden}
.grid th,.grid td{text-align:left;padding:.55rem .75rem;border-bottom:1px solid var(--line);font-size:.92rem}
.grid th{background:#fafbfc;color:var(--muted);font-weight:600}
.grid tr:last-child td{border-bottom:none}

/* Toolbar / forms */
.toolbar{display:flex;gap:.5rem;margin-bottom:1rem}
input,button{font:inherit;padding:.5rem .7rem;border:1px solid var(--line);border-radius:8px;background:#fff}
button{background:var(--accent);color:#fff;border-color:var(--accent);cursor:pointer}
button:hover{filter:brightness(.95)}

/* Login */
.login-box{max-width:360px;margin:8vh auto;background:var(--panel);border:1px solid var(--line);
  border-radius:12px;padding:2rem}
.login-box h1{text-align:center}
.login-box form{display:flex;flex-direction:column;gap:.9rem}
.login-box label{display:flex;flex-direction:column;gap:.3rem;font-size:.9rem;color:var(--muted)}
.error{background:#fef2f2;color:#b91c1c;padding:.6rem .8rem;border-radius:8px;font-size:.9rem}
.ok{background:#f0fdf4;color:#15803d;padding:.6rem .8rem;border-radius:8px;font-size:.9rem}
.btn-danger{background:#dc2626;border-color:#dc2626;font-size:.85rem;padding:.35rem .7rem}
.form-add{display:flex;gap:.75rem;align-items:flex-end;flex-wrap:wrap;background:var(--panel);
  border:1px solid var(--line);border-radius:10px;padding:1rem;max-width:640px}
.form-add label{display:flex;flex-direction:column;gap:.3rem;font-size:.85rem;color:var(--muted)}

/* Editace rozhodčího */
.edit-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1rem;align-items:start}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:1.1rem}
.panel h2{font-size:1.05rem;margin:0 0 .8rem}
.stack{display:flex;flex-direction:column;gap:.7rem}
.stack label{display:flex;flex-direction:column;gap:.3rem;font-size:.85rem;color:var(--muted)}
.stack label.check{flex-direction:row;align-items:center;gap:.5rem;color:var(--ink)}
select{font:inherit;padding:.5rem .6rem;border:1px solid var(--line);border-radius:8px;background:#fff}
.chips{list-style:none;padding:0;margin:0 0 .8rem;display:flex;flex-wrap:wrap;gap:.4rem}
.chips li{display:inline-flex;align-items:center;gap:.35rem;background:var(--bg);
  border:1px solid var(--line);border-radius:20px;padding:.25rem .6rem;font-size:.85rem}
.chips .x{background:none;border:none;color:var(--warn);cursor:pointer;font-size:1rem;padding:0;line-height:1}
.chips .x:hover{filter:none;font-weight:700}
.row-add{display:flex;gap:.5rem;flex-wrap:wrap;align-items:center}