/* Общие настройки и переменные */
:root {
    --bg-dark: #0f172a;
    --bg-card: #1e293b;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --accent: #38bdf8;
    --accent-hover: #0ea5e9;
    --ozon-color: #f1117e;
    --ozon-text: white;
    --ym-color: #fdd900;
    --ym-text: #000000;
    --radius: 12px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== ШАПКА ===== */
.header {
    background-color: rgba(30, 41, 59, 0.7);
    backdrop-filter: blur(10px);
    padding: 20px 0;
    border-bottom: 1px solid #334155;
}

.header-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px 30px;
}

.logo-container {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 55px;
    width: auto;
    object-fit: contain;
    transition: var(--transition);
}

.logo-img:hover {
    transform: scale(1.03);
}

.subtitle {
    color: var(--text-muted);
    margin-top: 8px;
    font-size: 1.1rem;
    text-align: center;
}

.contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: var(--accent);
    color: var(--bg-dark);
    padding: 10px 24px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: var(--transition);
    border: 1px solid transparent;
    white-space: nowrap;
}

.contact-btn:hover {
    background-color: var(--accent-hover);
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(56, 189, 248, 0.3);
}

/* ===== НАВИГАЦИЯ ===== */
.navigation {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(10px);
    padding: 15px 0;
    border-bottom: 1px solid #334155;
}

.tabs-container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
}

.tab-btn,
.nav-link {
    background-color: var(--bg-card);
    color: var(--text-main);
    border: 1px solid #334155;
    padding: 10px 22px;
    border-radius: 30px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
    white-space: nowrap;
}

.tab-btn:hover,
.nav-link:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
}

.tab-btn.active {
    background-color: var(--accent);
    color: var(--bg-dark);
    border-color: var(--accent);
}

/* ===== КАТАЛОГ ===== */
.catalog-section {
    padding: 40px 0 80px 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
}

.product-card {
    background-color: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid #334155;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-5px);
    border-color: #475569;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.3);
}

.product-img {
    width: 100%;
    height: 220px;
    background-color: #0f172a;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    cursor: pointer;
}

.product-img i {
    font-size: 4rem;
    color: #334155;
}

.product-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background-color: rgba(15, 23, 42, 0.8);
    color: var(--accent);
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    border: 1px solid var(--accent);
}

.product-info {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    cursor: pointer;
}

.product-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-main);
}

.product-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 20px;
    flex-grow: 1;
}

.marketplace-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mp-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 10px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
}

.mp-btn i {
    font-size: 1.1rem;
}

.mp-btn.manual { background-color: green; color: white; }
.mp-btn.manual:hover { background-color: darkgreen; }
.mp-btn.ozon { background-color: var(--ozon-color); color: var(--ozon-text); }
.mp-btn.ozon:hover { background-color: #004dd9; }
.mp-btn.yandex { background-color: var(--ym-color); color: var(--ym-text); }
.mp-btn.yandex:hover { background-color: #ccb000; }

/* ===== ПОДВАЛ ===== */
.footer {
    background-color: #090d16;
    padding: 30px 0;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    border-top: 1px solid #1e293b;
}

/* ===== АДАПТИВ ===== */
@media (max-width: 768px) {
    .tab-btn,
    .nav-link {
        padding: 8px 16px;
        font-size: 0.85rem;
    }
    .logo-img {
        height: 45px;
    }
    .contact-btn {
        padding: 8px 18px;
        font-size: 0.9rem;
    }
}

@media (max-width: 600px) {
    .header-flex {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }
    .logo-container {
        justify-content: center;
    }
    .contact-btn {
        justify-content: center;
        width: 100%;
    }
    .tabs-container {
        gap: 6px;
    }
    .tab-btn,
    .nav-link {
        padding: 6px 14px;
        font-size: 0.8rem;
        white-space: normal;
    }
}

/* ===== ПОПАПЫ ===== */
body.popup-open {
    overflow: hidden;
}

.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(8px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    padding: 20px;
}

.popup-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.popup-body {
    background-color: var(--bg-card);
    border: 1px solid #334155;
    border-radius: 16px;
    width: 100%;
    max-width: 900px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    transform: scale(0.95);
    transition: transform 0.3s ease;
}

.popup-overlay.active .popup-body {
    transform: scale(1);
}

.popup-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 2rem;
    cursor: pointer;
    transition: var(--transition);
    z-index: 10;
}

.popup-close:hover {
    color: var(--text-main);
}

.popup-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    padding: 40px;
}

.popup-media {
    background-color: #0f172a;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
    border: 1px solid #334155;
}

.popup-media i {
    font-size: 5rem;
    color: #334155;
}

.popup-media img {
    width: 100%;
    height: auto;
    max-height: 300px;
    object-fit: contain;
    border-radius: var(--radius);
}

.popup-details {
    display: flex;
    flex-direction: column;
}

.popup-title {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 15px;
    line-height: 1.2;
}

.popup-full-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 25px;
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 30px;
}

.specs-table tr {
    border-bottom: 1px solid #334155;
}

.specs-table td {
    padding: 10px 0;
    font-size: 0.9rem;
}

.specs-label {
    color: var(--text-muted);
    font-weight: 500;
    width: 45%;
}

.specs-value {
    color: var(--accent);
    font-weight: 600;
}

@media (max-width: 680px) {
    .popup-grid {
        grid-template-columns: 1fr;
        padding: 30px 20px;
        gap: 20px;
    }
    .popup-media {
        min-height: 200px;
    }
    .popup-title {
        font-size: 1.4rem;
    }
}

/* ===== СТАТЬИ ===== */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.article-card {
    background-color: var(--bg-card);
    border-radius: var(--radius);
    border: 1px solid #334155;
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.article-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.3);
}

.article-image {
    background-color: #0f172a;
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--accent);
    border-bottom: 1px solid #334155;
    cursor: pointer;
}

.article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-content {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.article-date {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-bottom: 8px;
}

.article-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-main);
    cursor: pointer;
}

.article-excerpt {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.5;
    flex: 1;
    margin-bottom: 15px;
}

.article-readmore {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    align-self: flex-start;
}

.article-readmore:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

/* ===== КОНТАКТЫ ===== */
.contacts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-top: 20px;
}

.contact-card {
    background-color: var(--bg-card);
    border-radius: var(--radius);
    border: 1px solid #334155;
    padding: 30px 20px;
    text-align: center;
    transition: var(--transition);
}

.contact-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
}

.contact-icon {
    font-size: 3rem;
    color: var(--accent);
    margin-bottom: 15px;
}

.contact-card h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
    color: var(--text-main);
}

.contact-card p {
    color: var(--text-muted);
    margin-bottom: 10px;
}

.contact-card a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.contact-card a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

.qr-container {
    margin: 15px 0 5px;
}

#telegram-qr {
    width: 150px;
    height: 150px;
    border-radius: 8px;
    border: 1px solid #334155;
    padding: 5px;
    background: #fff;
}