:root {
    --light-bg: #FFFFFF;
    --dark-bg: #181818;
    --dark-text: #181818;
    --light-text: #FFFFFF;
    --secondary-text-light: #CBCBCB;
    --secondary-text-dark: #7A7A7A;
    --accent-color: #84FF00;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif;
    transition: background-color 0.4s, color 0.4s;
}

html, body {
    height: 100%;
    overflow: hidden;
    background-color: var(--dark-bg);
    color: var(--light-text);
}

.light-mode {
    background-color: var(--light-bg);
    color: var(--dark-text);
}

/* Header */
.header-info {
    position: absolute;
    top: 5vh;
    left: 5vw;
    right: 5vw;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

#name {
    font-size: 5vw;
    font-weight: 900;
    line-height: 1;
    position: relative;
    transition: transform 0.05s ease-out, color 0.4s;
}

#description {
    font-size: 1.5vw;
    font-weight: 900;
    margin-top: 10px;
    position: relative;
    transition: transform 0.05s ease-out, color 0.4s;
}

.light-mode #name,
.light-mode #description {
    color: var(--dark-text);
}

.light-mode #description {
    color: var(--secondary-text-light);
}

.dark-mode #description {
    color: var(--light-text);
}

/* Přepínač režimu */
#mode-switcher {
    position: absolute;
    top: 0;
    right: 0;
    display: flex;
    align-items: center;
    cursor: pointer;
}

#mode-label {
    font-size: 1vw;
    margin-right: 10px;
    font-weight: 900;
}

#mode-slider {
    width: 80px;
    height: 16px;
    background-color: #84FF00;
    border-radius: 10px;
    position: relative;
}

#mode-slider::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 40px;
    height: 8px;
    background-color: var(--dark-bg);
    border-radius: 33px;
    transition: transform 0.3s;
}

.light-mode #mode-slider {
    background-color: var(--dark-bg);
}

.light-mode #mode-slider::after {
    transform: translateX(20px);
    background-color: var(--light-bg);
}

.dark-mode #mode-slider::after {
    transform: translateX(0);
}

/* Grid - PC */
.content-grid {
    position: absolute;
    top: 30%;
    left: 5vw;
    right: 5vw;
    bottom: 5vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 0;
}

.main-title {
    font-size: 7vw;
    font-weight: 900;
    line-height: 1;
    margin-bottom: 10px;
    user-select: none;
    position: relative;
    transition: transform 0.05s ease-out, color 0.4s;
}

.main-title .asterisk {
    color: var(--secondary-text-dark);
    opacity: 0.8;
}

.light-mode .main-title .asterisk {
    color: var(--secondary-text-light);
}

.light-mode .main-title a {
    color: var(--dark-text);
}

.sub-text {
    font-size: 1.2vw;
    font-weight: 900;
    position: relative;
    transition: transform 0.05s ease-out, color 0.4s;
}

.light-mode .sub-text {
    color: var(--secondary-text-light);
}

.dark-mode .sub-text {
    color: var(--secondary-text-dark);
}

/* Ryba */
.game-icon {
    width: 6vw;
    height: auto;
    position: absolute;
    bottom: 0;
    left: 0;
    object-fit: contain;
    transition: none;
    opacity: 0.9;
    transform-origin: center;
}

/* Interaktivní prvky */
.interactable {
    text-decoration: none;
    color: inherit;
}

.dark-mode .main-title a {
    cursor: default;
    pointer-events: none;
}

/* --- ZAČÁTEK ÚPRAVY PRO MOBILNÍ REŽIM --- */
@media (max-width: 768px) {
    .dark-mode .main-title a {
        pointer-events: auto; /* Zde povolujeme klikání pro mobil */
        cursor: pointer;
    }
}
/* --- KONEC ÚPRAVY --- */

.light-mode .main-title a {
    cursor: pointer;
    pointer-events: auto;
}

/* MOBILNÍ REŽIM */
@media (max-width: 768px) {
    #name { font-size: 11vw; }
    #description { font-size: 4vw; }
    .main-title { font-size: 10vw; }
    .sub-text { font-size: 3vw; }
    #mode-label { font-size: 3.5vw; }

    .content-grid {
        grid-template-columns: 1fr;
        grid-template-rows: repeat(4, auto);
        top: 28vh;
        gap: 10vh;
        justify-items: center;
    }

    .area {
        text-align: center;
    }

    .game-icon {
        display: none; /* Ryba skrytá na mobilu */
    }
}