/* Globální styly pro menu a leaderboard. */
/* Polish (přechody, hover stavy, typografické detaily) přijde v milestone 8. */

:root {
    --color-bg: #0f1218;
    --color-fg: #e6e9ef;
    --color-muted: #8a92a3;
    --color-accent: #4ea8de;
    --color-border: #252a33;
    --color-row-hover: #161a23;
    --color-error: #e66565;

    /* Barvy paketů pro hru — použité i v canvasu přes JS,
       ale dobré je mít centrální definici. */
    --color-packet-red: #e66565;
    --color-packet-green: #76c893;
    --color-packet-blue: #4ea8de;
    --color-packet-yellow: #f6c667;
    --color-packet-noise: #9aa3b2;
}

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
}

body {
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    background: var(--color-bg);
    color: var(--color-fg);
    line-height: 1.5;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

::selection {
    background: rgba(78, 168, 222, 0.35);
    color: var(--color-fg);
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color 120ms ease, border-color 120ms ease;
    border-bottom: 1px solid transparent;
}

a:hover {
    border-bottom-color: var(--color-accent);
}

a:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
    border-radius: 2px;
}

header, main, footer {
    padding: 1rem 1.5rem;
    max-width: 960px;
    margin: 0 auto;
}

header h1 {
    margin: 0 0 0.25rem 0;
    font-size: 1.75rem;
    letter-spacing: -0.01em;
    font-weight: 700;
}

header p {
    margin: 0;
    color: var(--color-muted);
}

main h2 {
    font-size: 1.25rem;
    margin-top: 0;
}

/* Seznam her na menu stránce. */
.games-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.games-list li {
    padding: 1rem;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    margin-bottom: 0.75rem;
    transition: border-color 150ms ease, background 150ms ease, transform 150ms ease;
}

.games-list li:hover {
    border-color: var(--color-accent);
    background: var(--color-row-hover);
    transform: translateY(-1px);
}

.games-list h3 {
    margin: 0;
    font-size: 1.1rem;
}

.games-list .author {
    color: var(--color-muted);
    font-size: 0.9rem;
    margin: 0.25rem 0 0.5rem 0;
}

.games-list .description {
    margin: 0.5rem 0;
}

.games-list .links {
    margin-top: 0.5rem;
    display: flex;
    gap: 1rem;
}

.games-list .links a {
    font-weight: 500;
}

/* Tabulka leaderboardu. */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

th, td {
    padding: 0.5rem 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

th {
    color: var(--color-muted);
    font-weight: 500;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

tbody tr {
    transition: background 150ms ease;
}

tbody tr:hover td {
    background: var(--color-row-hover);
}

td.numeric {
    font-variant-numeric: tabular-nums;
}

/* Chyby a stavové zprávy. */
.msg {
    margin-top: 1rem;
    color: var(--color-muted);
}

.msg.error {
    color: var(--color-error);
}

.msg.warn {
    color: var(--color-packet-yellow);
}

.msg.success {
    color: var(--color-packet-green);
}

tbody tr.local-row td {
    font-style: italic;
    color: var(--color-muted);
}

tbody tr.me td {
    background: rgba(78, 168, 222, 0.18);
    font-weight: 600;
    color: var(--color-fg);
}

tbody tr.me td:first-child {
    border-left: 3px solid var(--color-accent);
    padding-left: calc(0.75rem - 3px);
}

/* Malé displeje. */
@media (max-width: 480px) {
    header, main, footer {
        padding: 0.75rem 1rem;
    }
    th, td {
        padding: 0.4rem 0.5rem;
    }
}