:root {
    --colorMain: #d9d6c9;
    --colorBlack: #181512;
    --accent: #E0AF4C;
    --accentlite: #ffb54e;
    --bgColorMainBlack: #181512;
    --bgColorMainGreySub: #262321;
    --background-main: #211E1C;
    --border-main-grey: #4f4f4f;
    --colorGreyMain: #a0a0a0;
    --fontFamilyMain: 'Rubik', sans-serif;
    --bgColorMainAsideLite: #2d2a28;
    --transition-short: 0.1s ease;
    --transition-default: 0.2s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--fontFamilyMain);
}

body {
    background-color: var(--bgColorMainBlack);
    color: var(--colorMain);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.wiki-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bgColorMainBlack);
    background-image: 
        radial-gradient(circle at 50% 50%, rgba(38, 35, 33, 0.8) 0%, rgba(24, 21, 18, 0.95) 100%),
        url('data:image/svg+xml,%3Csvg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"%3E%3Cg fill="none" fill-rule="evenodd"%3E%3Cg fill="%23262321" fill-opacity="0.4"%3E%3Cpath d="M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z"/%3E%3C/g%3E%3C/g%3E%3C/svg%3E');
    z-index: -1;
}

.center-wrapper {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.brand img {
    height: 80px;
    width: auto;
    filter: drop-shadow(0 0 10px rgba(224, 175, 76, 0.2));
}

.brand h1 {
    font-size: 24px;
    color: var(--colorMain);
    letter-spacing: 2px;
    font-weight: 700;
}

.brand h1 span {
    color: var(--accent);
}

.download-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
    width: 320px;
}

/* S.T.A.L.K.E.R. Wiki Button Style */
.wiki-btn {
    display: flex;
    align-items: center;
    background-color: var(--background-main);
    border: 1px solid var(--border-main-grey);
    text-decoration: none;
    transition: all var(--transition-default);
    height: 54px;
    border-radius: 3px;
    position: relative;
    overflow: hidden;
}

.btn-icon {
    width: 54px;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: var(--bgColorMainAsideLite);
    border-right: 1px solid var(--border-main-grey);
    color: var(--colorGreyMain);
    transition: all var(--transition-default);
}

.btn-text {
    flex-grow: 1;
    text-align: center;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.5px;
    color: var(--colorMain);
    padding-right: 10px;
}

/* Active State (Windows) */
.wiki-btn.active {
    border-color: var(--accent);
}

.wiki-btn.active .btn-icon {
    border-right-color: var(--accent);
    background-color: rgba(224, 175, 76, 0.1);
    color: var(--accent);
}

.wiki-btn.active .btn-text {
    color: var(--accent);
}

.wiki-btn.active:hover {
    background-color: rgba(224, 175, 76, 0.05);
    border-color: var(--accentlite);
    box-shadow: 0 0 10px rgba(224, 175, 76, 0.15) inset;
}

.wiki-btn.active:hover .btn-icon {
    border-right-color: var(--accentlite);
    background-color: rgba(255, 181, 78, 0.2);
    color: var(--accentlite);
}

.wiki-btn.active:hover .btn-text {
    color: var(--accentlite);
}

/* Disabled State (Linux, macOS) */
.wiki-btn.disabled {
    background-color: var(--bgColorMainBlack);
    border-color: #2a2a2a;
    cursor: not-allowed;
}

.wiki-btn.disabled .btn-icon {
    background-color: #1f1d1b;
    border-right-color: #2a2a2a;
    color: #4a4a4a;
}

.wiki-btn.disabled .btn-text {
    color: #4a4a4a;
}