*, *::before, *::after {margin: 0; padding: 0; box-sizing: border-box;}

:root {
    --c-bg: #f8f9fa;
    --c-text: #2d3436;
    --c-border: #e0e0e0;
    --c-header-bg: #f1f3f5;
    --c-header-text: #555;
    --c-hover: #d63031;
    --c-accent: #d63031;
    --radius: 8px;
    --gap: 6px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
}

body {
    max-width: 900px;
    margin-inline: auto;
    font: 0.95em/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Tahoma, Geneva, sans-serif;
    color: var(--c-text);
    background: var(--c-bg);
    padding-bottom: 2em;
}

/* Hlavička */
header {
    margin-block: 2em 1.5em;
    text-align: center;
}

header h1 {
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    font-weight: 800;
    letter-spacing: -0.02em;
}

.stats {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 0.4em 1.2em;
    justify-content: center;
    margin-top: 0.5em;
    padding-bottom: 0.8em;
    border-bottom: 2px solid var(--c-border);
    font-size: 0.88em;
    color: #666;
}

.stats strong {
    color: var(--c-accent);
    font-weight: 700;
}

/* Vyhľadávanie */
.search {
    margin-bottom: 1.2em;
}

.search label {
    display: block;
    font-size: 0.82em;
    margin-bottom: 4px;
    color: #888;
    font-weight: 500;
}

.search input[type="search"] {
    padding: 10px 14px;
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    font: inherit;
    font-size: 1em;
    width: min(100%, 420px);
    background: #fff;
    box-shadow: var(--shadow-sm);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.search input[type="search"]:focus {
    outline: none;
    border-color: var(--c-accent);
    box-shadow: 0 0 0 3px rgba(214, 48, 49, 0.12), var(--shadow-sm);
}

/* Toolbar */
.toolbar {
    display: flex;
    gap: 0.6em;
    margin-bottom: 1.2em;
    font-size: 0.85em;
}

.toolbar button {
    background: #fff;
    border: 1px solid var(--c-border);
    color: var(--c-text);
    cursor: pointer;
    font: inherit;
    padding: 5px 14px;
    border-radius: 20px;
    transition: all 0.2s;
}

.toolbar button:hover {
    background: var(--c-accent);
    color: #fff;
    border-color: var(--c-accent);
}

/* Akordéon */
.group {
    margin-bottom: var(--gap);
    border: 1px solid var(--c-border);
    border-radius: var(--radius);
    overflow: hidden;
    background: #fff;
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.2s, border-color 0.2s;
}

.group:hover {
    box-shadow: var(--shadow-md);
    border-color: #ccc;
}

.group.hidden {
    display: none;
}

.group summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 11px 16px;
    background: var(--c-header-bg);
    font-weight: 700;
    font-size: 1em;
    cursor: pointer;
    user-select: none;
    list-style: none;
    transition: background 0.2s, color 0.2s;
}

.group summary::-webkit-details-marker { display: none; }
.group summary::marker { display: none; content: ""; }

.group summary::before {
    content: "\25B6";
    font-size: 0.6em;
    margin-right: 0.7em;
    display: inline-block;
    transition: transform 0.25s ease;
    color: var(--c-accent);
}

.group[open] > summary::before {
    transform: rotate(90deg);
}

.group[open] > summary {
    background: var(--c-text);
    color: #fff;
}

.group[open] > summary::before { color: rgba(255,255,255,0.6); }
.group[open] > summary .count { color: rgba(255,255,255,0.5); }

.group summary:hover {
    background: var(--c-text);
    color: #fff;
}

.group summary:hover::before { color: rgba(255,255,255,0.6); }
.group summary:hover .count { color: rgba(255,255,255,0.5); }

.typ {
    font-weight: 400;
    font-size: 0.75em;
    opacity: 0.55;
    margin-left: 0.5em;
}

.side-label {
    padding: 6px 16px;
    font-size: 0.82em;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--c-accent);
    background: var(--c-header-bg);
    border-top: 2px solid var(--c-border);
}

.count {
    font-weight: 400;
    font-size: 0.78em;
    color: #999;
    margin-left: auto;
    transition: color 0.2s;
}

/* Tabuľka */
.group table {
    counter-reset: row-num;
    width: 100%;
    border-spacing: 0;
    border-collapse: collapse;
}

.group thead {
    background: #f7f8f9;
    color: var(--c-header-text);
    font-weight: 600;
    position: sticky;
    top: 0;
    z-index: 1;
}

.group th,
.group td {
    border-top: 1px solid var(--c-border);
    padding: 6px 10px;
    height: 36px;
    text-align: left;
}

.group td:first-child::before {
    counter-increment: row-num;
    content: counter(row-num);
    padding-right: 0.7em;
    color: #bbb;
    font-size: 0.8em;
    font-weight: 500;
}

.group th {
    cursor: pointer;
    user-select: none;
    position: relative;
    padding-right: 1.5em;
    white-space: nowrap;
    font-size: 0.82em;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    transition: background 0.15s;
}

.group th::after {
    content: "\21C5";
    position: absolute;
    right: 6px;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0.2;
    font-size: 0.75em;
}

.group th[aria-sort="ascending"]::after  { content: "\25B2"; opacity: 0.6; color: var(--c-accent); }
.group th[aria-sort="descending"]::after { content: "\25BC"; opacity: 0.6; color: var(--c-accent); }
.group th:hover { background: rgba(0,0,0,0.04); }

.group tbody tr {
    transition: background 0.15s, color 0.15s;
}

.group tbody tr:hover {
    background: var(--c-hover);
    color: #fff;
}

.group tbody tr:hover td::before {
    color: rgba(255,255,255,0.5);
}

.group tbody tr:nth-child(even) { background: rgba(0,0,0,0.015); }
.group tbody tr:nth-child(even):hover { background: var(--c-hover); }

/* Footer */
footer {
    margin: 3em 0 2em;
    padding-top: 1em;
    border-top: 2px solid var(--c-border);
    font-size: 0.8em;
    color: #aaa;
    text-align: center;
}

/* Responzívne */
@media (max-width: 900px) {
    body { max-width: 95%; }
    .group th, .group td { padding: 4px 6px; font-size: 0.9em; }
}

@media (max-width: 600px) {
    body { max-width: 100%; padding-inline: 10px; }
    header { text-align: left; }
    .stats { justify-content: flex-start; }
    .group summary { font-size: 0.93em; padding: 9px 12px; }
    .group th, .group td { padding: 3px 5px; height: auto; font-size: 0.85em; }
    .group td:first-child::before { display: none; }
    .toolbar { flex-wrap: wrap; }
}