:root {
    --bg: #ffffff;
    --text: #000000;
    --header-bg: rgba(255, 255, 255, 0.9);
    --border: rgba(0, 0, 0, 0.1);
    --card-bg: #f4f4f4;
}
body.dark-theme {
    --bg: #121212;
    --text: #ffffff;
    --header-bg: rgba(18, 18, 18, 0.9);
    --border: rgba(255, 255, 255, 0.1);
    --card-bg: #1e1e1e;
}
body {
    margin: 0;
    font-family: sans-serif;
    background-color: var(--bg);
    color: var(--text);
    transition: 0.3s;
}
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--header-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    padding: 15px 0;
}

.header-top {
    display: flex;
    justify-content: space-between; 
    align-items: center;
}

.logo {
    font-family: 'Rubik Mono One', sans-serif;
    font-size: clamp(16px, 4vw, 22px);
    white-space: nowrap; 
    letter-spacing: 2px;
}

.user-tools {
    display: flex;
    align-items: center;
    gap: 15px;
}

.lang-link {
    text-decoration: none;
    color: var(--text);
    font-size: 14px;
    font-weight: bold;
    opacity: 0.5;
}
.lang-link.active {
    opacity: 1; border-bottom: 2px solid white;
}

.theme-switch {
    width: 44px;
    height: 22px;
    background: #ccc;
    border-radius: 20px;
    position: relative;
    cursor: pointer;
}
.switch-circle {
    width: 16px;
    height: 16px;
    background: white;
    border-radius: 50%;
    position: absolute;
    top: 3px;
    left: 4px;
    transition: 0.3s;
}
.dark-theme .switch-circle { left: 24px; background: #656563; }

.product-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 40px;
    padding-bottom: 60px;
}
.gallery-main img {
    width: 100%;
    border-radius: 15px;
    background: var(--card-bg);
}
.gallery-thumbs {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}
.thumb {
    width: 70px;
    height: 70px;
    object-fit: cover;
    border-radius: 8px;
    cursor: pointer;
    border: 1px solid var(--border);
}
.info-title {  
    font-family: "BBH Bogle", sans-serif;
    font-weight: 400;
    font-style: normal;; margin: 0; }
.price {
    font-size: 40px; font-weight: bold;
    font-family: "BBH Bogle", sans-serif;
    font-weight: 400;
    font-style: normal;
}

.wa-button {
    display: inline-block;
    padding: 15px 40px;
    background: #25D366;
    color: white;
    text-decoration: none;
    border-radius: 10px;
    font-weight: bold;
    margin-top: 20px;
}

@media (max-width: 768px) {
    .product-container { grid-template-columns: 1fr; }
    .header-top { flex-direction: row;}
}