/* ============================
   RESET
   ============================ */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* ============================
   ZÁKLADNÍ STYL
   ============================ */
body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    color: #222;
}

/* ===== HLAVIČKA ===== */
header {
    text-align: center;
    padding: 20px 0;
    background-color: #ffffff;
    border-bottom: 2px solid #ddd;
}

.logo img {
    width: 150px;
}

/* ===== INFO LIŠTA ===== */
.info-bar {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 10px;
    font-size: 18px;
    color: #333;
}

/* ===== NAVIGACE ===== */
nav {
    background-color: #333;
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
}

nav ul li a {
    display: block;
    padding: 15px 25px;
    color: #fff;
    text-decoration: none;
    font-weight: bold;
}

nav ul li a:hover {
    background-color: #555;
}

/* ===== OBSAH ===== */
main .container {
    max-width: 1000px;
    margin: 30px auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

/* ============================================================
   🔍 DETEKCE PROHLÍŽEČŮ
   ============================================================ */

/* ============================
   GOOGLE CHROME / EDGE (Blink)
   ============================ */
@supports (-webkit-appearance: none) {
    body {
        -webkit-font-smoothing: antialiased;
    }

    nav ul li a:hover {
        transition: background-color 0.2s ease-in-out;
    }
}

/* ============================
   MOZILLA FIREFOX
   ============================ */
@-moz-document url-prefix() {
    body {
        font-weight: 500;
    }

    nav ul li a {
        padding-top: 17px;
        padding-bottom: 17px;
    }
}

/* ============================
   SAFARI (macOS / iOS)
   ============================ */
@supports (-webkit-touch-callout: none) {
    body {
        background-color: #f7f7f7;
    }

    .container {
        box-shadow: 0 0 14px rgba(0,0,0,0.12);
    }
}

/* ============================
   MICROSOFT EDGE (specifické)
   ============================ */
@supports (-ms-ime-align: auto) {
    nav ul li a {
        letter-spacing: 0.5px;
    }
}

/* ============================================================
   🌗 AUTOMATICKÝ SVĚTLÝ / TMAVÝ MOTIV
   ============================================================ */

/* ===== SVĚTLÝ MOTIV ===== */
@media (prefers-color-scheme: light) {

    body {
        background-color: #f4f4f4;
        color: #222;
    }

    header {
        background-color: #ffffff;
        border-bottom: 2px solid #ddd;
    }

    nav {
        background-color: #333;
    }

    nav ul li a {
        color: #fff;
    }

    nav ul li a:hover {
        background-color: #555;
    }

    main .container {
        background-color: #fff;
        color: #222;
        box-shadow: 0 0 10px rgba(0,0,0,0.1);
    }
}

/* ===== TMAVÝ MOTIV ===== */
@media (prefers-color-scheme: dark) {

    body {
        background-color: #1a1a1a;
        color: #e6e6e6;
    }

    header {
        background-color: #222;
        border-bottom: 2px solid #444;
    }

    .info-bar {
        color: #ddd;
    }

    nav {
        background-color: #111;
    }

    nav ul li a {
        color: #eee;
    }

    nav ul li a:hover {
        background-color: #333;
    }

    main .container {
        background-color: #2a2a2a;
        color: #e6e6e6;
        box-shadow: 0 0 12px rgba(0,0,0,0.4);
    }
}

/* OLED-friendly dark mode */
@media (prefers-color-scheme: dark) and (prefers-reduced-transparency: reduce) {
    body {
        background-color: #000;
    }
}

/* ============================
   KONTEJNERY PRO ČAS / DATUM / POČASÍ
   ============================ */
/* Kontejnery pro čas / datum / počasí */
.info-bar {
    display: flex;
    justify-content: center;
    gap: 25px;
    margin-top: 15px;
    flex-wrap: wrap;
}

/* Základní box */
.info-box {
    background-color: #ffffff;
    padding: 15px 25px;
    border-radius: 10px;
    min-width: 160px;
    text-align: center;
    box-shadow: 0 0 8px rgba(0,0,0,0.1);
    border: 1px solid #ddd;
}

/* Nadpis */
.info-box h3 {
    margin-bottom: 8px;
    font-size: 16px;
    font-weight: bold;
    color: #444;
}

/* Hodnota */
.info-box span {
    font-size: 20px;
    font-weight: bold;
    color: #222;
}

/* 🔥 Počasí doprostřed */
#box-pocasi {
    order: 2; /* vždy uprostřed */
}

#box-cas {
    order: 1;
}

#box-datum {
    order: 3;
}

/* Dark mode */
@media (prefers-color-scheme: dark) {
    .info-box {
        background-color: #2a2a2a;
        border: 1px solid #444;
        box-shadow: 0 0 10px rgba(0,0,0,0.4);
    }

    .info-box h3 {
        color: #ccc;
    }

    .info-box span {
        color: #fff;
    }
}