/* ===== ЦВЕТОВАЯ ПАЛИТРА (МЯГКАЯ) ===== */
:root {
    --primary: #3b5998;       /* Мягкий синий */
    --primary-dark: #2d4373;  /* Тёмный для меню */
    --primary-light: #6d8fc6; /* Светлый для ховеров */
    --accent: #5b7fa5;        /* Акцентный (спокойный серо-синий) */
    --bg: #f0f2f5;            /* Мягкий светло-серый фон */
    --card-bg: #ffffff;       /* Белые карточки */
    --text: #2c3e50;          /* Тёмный текст */
    --text-light: #6c757d;    /* Светлый текст */
    --border: #e1e4e8;        /* Границы */
    --shadow: 0 4px 16px rgba(59, 89, 152, 0.08);
    --radius: 12px;
    --transition: 0.3s ease;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    min-height: 100vh;
}

.wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ===== КОНТЕЙНЕРЫ (ЕДИНАЯ ШИРИНА 1200px) ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== HEADER (ЛИПКИЙ) ===== */
.header.sticky {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--primary);
    color: #fff;
    padding: 15px 0;
    box-shadow: 0 2px 12px rgba(59, 89, 152, 0.2);
    width: 100%;
}

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

.header-left {
    display: flex;
    align-items: center;
}

/* ===== ЛОГОТИП (ВСЕГДА МАЛЕНЬКИЙ) ===== */
.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 38px;
    width: auto;
    display: block;
}

/* ===== ТЕКСТ РЯДОМ С ЛОГОТИПОМ ===== */
.logo-text {
    color: #fff;
    font-size: 1.3rem;
    font-weight: 700;
    margin-left: 14px;
    letter-spacing: 0.3px;
    white-space: nowrap;
}

/* ===== НАВИГАЦИЯ (ДЕСКТОП) ===== */
.nav {
    display: flex;
    gap: 4px;
    align-items: center;
}

.nav-link {
    color: rgba(255,255,255,0.85);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 8px;
    transition: all 0.3s ease;
    font-weight: 500;
    font-size: 0.95rem;
}

.nav-link:hover, .nav-link.active {
    background: rgba(255,255,255,0.12);
    color: #fff;
}

/* ===== БУРГЕР-КНОПКА ===== */
.burger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 20px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.burger span {
    display: block;
    width: 100%;
    height: 3px;
    background: #fff;
    border-radius: 3px;
    transition: all 0.3s ease;
}

.burger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.burger.active span:nth-child(2) {
    opacity: 0;
}

.burger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ===== MAIN ===== */
.main {
    flex: 1;
    padding: 30px 0;
}

/* ===== ARTICLE CARD (СПИСОК СТАТЕЙ) ===== */
.article-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 30px 35px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border);
}

.article-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(59, 89, 152, 0.1);
}

.article-card-header {
    margin-bottom: 12px;
}

.article-card-title {
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.article-card-title a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

.article-card-title a:hover {
    color: var(--primary-dark);
}

.article-card-meta {
    display: flex;
    gap: 20px;
    font-size: 0.9rem;
    color: var(--text-light);
    flex-wrap: wrap;
}

.article-card-meta svg {
    vertical-align: middle;
    margin-right: 4px;
}

.article-card-body {
    margin: 12px 0 16px;
}

.article-card-description {
    color: var(--text);
    font-size: 1rem;
    line-height: 1.6;
}

.article-card-footer {
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

.btn-read-more {
    display: inline-block;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    padding: 6px 0;
    border-bottom: 2px solid transparent;
}

.btn-read-more:hover {
    color: var(--primary-dark);
    border-bottom-color: var(--primary-dark);
    transform: translateX(4px);
}

/* ===== PAGINATION (ПАГИНАЦИЯ) ===== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
    padding: 30px 0 10px;
    flex-wrap: wrap;
}

.page-link, .page-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 38px;
    padding: 0 12px;
    border-radius: 8px;
    background: var(--card-bg);
    color: var(--text);
    text-decoration: none;
    border: 1px solid var(--border);
    transition: all 0.2s ease;
    font-weight: 500;
    font-size: 0.95rem;
}

.page-link:hover, .page-arrow:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 89, 152, 0.15);
}

.page-link.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    cursor: default;
}

.page-arrow.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.page-dots {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 30px;
    height: 38px;
    color: var(--text-light);
    font-size: 1.2rem;
    letter-spacing: 2px;
    user-select: none;
}

/* ===== FULL ARTICLE (ПОЛНАЯ НОВОСТЬ) ===== */
.article-full {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 35px 40px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.article-full-header {
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--border);
}

.article-full-title {
    font-size: 2.2rem;
    margin-bottom: 12px;
    color: var(--text);
    line-height: 1.3;
}

.article-full-meta {
    display: flex;
    gap: 25px;
    font-size: 0.95rem;
    color: var(--text-light);
    flex-wrap: wrap;
}

.article-full-meta svg {
    vertical-align: middle;
    margin-right: 5px;
}

.article-full-description {
    background: #f8f9fc;
    padding: 16px 20px;
    border-radius: 8px;
    margin-bottom: 25px;
    font-size: 1.05rem;
    color: var(--text);
    border-left: 4px solid var(--primary);
}

.article-full-text {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text);
}

.article-full-text h2 {
    font-size: 1.6rem;
    margin: 30px 0 15px;
    color: var(--text);
    border-bottom: 2px solid var(--border);
    padding-bottom: 8px;
}

.article-full-text h3 {
    font-size: 1.3rem;
    margin: 25px 0 12px;
    color: var(--text);
}

.article-full-text h4 {
    font-size: 1.1rem;
    margin: 20px 0 10px;
}

.article-full-text p {
    margin: 12px 0;
}

.article-full-text ul, 
.article-full-text ol {
    margin: 12px 0 12px 25px;
}

.article-full-text li {
    margin: 4px 0;
}

.article-full-text code {
    background: #f0f0f0;
    padding: 2px 8px;
    border-radius: 4px;
    font-family: "SF Mono", monospace;
    font-size: 0.9em;
    color: #d63384;
}

.article-full-text pre {
    background: #282c34;
    color: #abb2bf;
    padding: 18px 22px;
    border-radius: 8px;
    overflow-x: auto;
    font-family: "SF Mono", monospace;
    font-size: 0.9rem;
    margin: 18px 0;
    line-height: 1.5;
}

.article-full-text pre code {
    background: transparent;
    color: inherit;
    padding: 0;
}

.article-full-text blockquote {
    border-left: 4px solid var(--primary);
    padding: 12px 20px;
    margin: 18px 0;
    background: #f8f9fc;
    border-radius: 0 8px 8px 0;
    color: var(--text-light);
}

.article-full-text img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 15px 0;
}

.article-full-footer {
    margin-top: 35px;
    padding-top: 20px;
    border-top: 2px solid var(--border);
}

.btn-back {
    display: inline-block;
    background: var(--primary);
    color: #fff;
    padding: 10px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.btn-back:hover {
    background: var(--primary-dark);
    transform: translateX(-4px);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--primary);
    color: rgba(255,255,255,0.8);
    padding: 25px 0;
    text-align: center;
    margin-top: auto;
}

.footer p {
    font-size: 0.9rem;
}

/* ===== EMPTY STATE ===== */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-light);
    font-size: 1.1rem;
}

/* ===== DOWNLOADS PAGE (КАРТОЧКИ) ===== */
.page-title {
    font-size: 2.2rem;
    margin-bottom: 8px;
    color: var(--text);
}

.page-description {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 30px;
}

.core-block {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 25px 30px;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.core-title {
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border);
}

.core-files {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* ===== СПИСОК ФАЙЛОВ С КОЛОНКАМИ (КАЧЕСТВЕННЫЙ СТИЛЬ) ===== */

/* Заголовок таблицы */
.core-file-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 18px;
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-light);
    border-bottom: 2px solid var(--border);
    margin-bottom: 8px;
    gap: 16px;
}

/* Колонки заголовка */
.core-file-header .col-name {
    display: flex;
    min-width: 160px;
    text-align: left;
}

.core-file-header .col-version {
    display: flex;
    min-width: 85px;
    text-align: center;
}

.core-file-header .col-meta {
    display: flex;
    min-width: 160px;
    text-align: left;
}

.core-file-header .col-action {
    display: flex;
    min-width: 90px;
    text-align: right;
}

/* Строка с файлом — аккуратный блок */
.core-file-item {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 12px 18px;
    transition: all 0.2s ease;
    box-shadow: 0 1px 3px rgba(0,0,0,0.02);
    margin-bottom: 6px;
    position: relative;
	margin-left: 10px;
    margin-right: 10px;
}

.core-file-item:hover {
    border-color: var(--primary-light);
    background: #f8faff;
    box-shadow: 0 4px 12px rgba(59, 89, 152, 0.06);
    transform: translateY(-1px);
}

.core-file-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-decoration: none;
    color: var(--text);
    gap: 16px;
    flex-wrap: wrap;
}

/* Колонки в строках */
.core-file-name {
    flex: 1;
    min-width: 160px;
    font-weight: 600;
    color: var(--primary);
    text-align: left;
    font-size: 0.95rem;
    padding-right: 8px;
}

.core-file-version {
    flex: 1;
    min-width: 80px;
    text-align: center;
    font-weight: 500;
    color: var(--text);
    background: #eef2f7;
    padding: 3px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    display: inline-block;
    align-self: center;
    border: 1px solid var(--border);
}

.core-file-meta {
    flex: 1.5;
    min-width: 140px;
    font-size: 0.85rem;
    color: var(--text-light);
    text-align: left;
    letter-spacing: 0.2px;
}

.core-file-download {
    flex: 0.7;
    min-width: 90px;
    background: var(--primary);
    color: #fff;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    transition: var(--transition);
    white-space: nowrap;
}

.core-file-link:hover .core-file-download {
    background: var(--primary-dark);
    transform: scale(1.02);
}

/* ===== TABS (ВКЛАДКИ) ===== */
.tabs-wrapper {
    margin-bottom: 30px;
}

.tabs-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    border-bottom: 2px solid var(--border);
    padding-bottom: 10px;
    margin-bottom: 20px;
}

.tab-btn {
    background: transparent;
    border: none;
    padding: 10px 20px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-light);
    cursor: pointer;
    border-radius: 8px 8px 0 0;
    transition: var(--transition);
    position: relative;
}

.tab-btn:hover {
    color: var(--primary);
    background: var(--bg);
}

.tab-btn.active {
    color: var(--primary);
    background: var(--bg);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--primary);
    border-radius: 3px 3px 0 0;
}

.tab-pane {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-pane.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== MOBILE MENU (ВЫДВИЖНОЕ, УЗКОЕ) ===== */
@media (max-width: 768px) {
    .burger {
        display: flex;
	}
	
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 240px;
        height: 100vh;
        background: var(--primary-dark);
        flex-direction: column;
        padding: 80px 16px 20px;
        gap: 6px;
        transition: right 0.3s ease;
        box-shadow: -5px 0 20px rgba(0,0,0,0.3);
        z-index: 999;
        overflow-y: auto;
	}
	
    .nav.open {
        right: 0;
	}
	
    .nav-link {
        font-size: 1rem;
        padding: 10px 14px;
        width: 100%;
        text-align: left;
        border-radius: 6px;
        color: #fff;
	}
	
    .nav-link:hover, .nav-link.active {
        background: rgba(255,255,255,0.12);
	}
	
    body.menu-open::after {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0,0,0,0.5);
        z-index: 998;
        pointer-events: auto;
	}
	
    .header-content {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
	}
	
    .container {
        padding: 0 12px;
	}
	
    .main {
        padding: 20px 0;
	}
	
    .article-card {
        padding: 20px;
	}
	
    .article-full {
        padding: 20px;
	}
	
    .article-card-title {
        font-size: 1.2rem;
	}
	
    .article-full-title {
        font-size: 1.6rem;
	}
	
    .article-full-meta {
        gap: 12px;
        font-size: 0.85rem;
	}
	
    .article-full-text {
        font-size: 0.98rem;
	}
	
    .pagination {
        gap: 4px;
	}
	
    .page-link, .page-arrow {
        min-width: 34px;
        height: 34px;
        font-size: 0.9rem;
	}
	
    .logo-text {
        font-size: 1.1rem;
	}
    
    .page-title {
        font-size: 1.6rem;
	}
    
    .page-description {
        font-size: 1rem;
	}
    
    .core-block {
        padding: 16px;
        margin-bottom: 20px;
	}
    
    .core-title {
        font-size: 1.2rem;
	}
    
    /* Скрываем заголовок таблицы на мобильных */
    .core-file-header {
        display: none;
	}
    
    .core-files {
        gap: 8px;
	}
    
    .core-file-item {
        padding: 14px 16px;
	}
    
    .core-file-link {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
	}
    
    .core-file-name {
        flex: none;
        min-width: auto;
        width: 100%;
        font-size: 1rem;
        font-weight: 600;
        color: var(--primary);
        padding-bottom: 4px;
        border-bottom: 1px solid var(--border);
	}
    
    .core-file-version {
        flex: none;
        min-width: auto;
        align-self: flex-start;
        font-size: 0.8rem;
        padding: 3px 10px;
	}
    
    .core-file-meta {
        flex: none;
        min-width: auto;
        width: 100%;
        text-align: left;
        font-size: 0.8rem;
        color: var(--text-light);
	}
    
    .core-file-download {
        flex: none;
        min-width: auto;
        width: 100%;
        text-align: center;
        padding: 10px 16px;
        font-size: 0.9rem;
        margin-top: 4px;
	}
    
    .tab-btn {
        padding: 8px 14px;
        font-size: 0.9rem;
	}
    
    .tabs-nav {
        gap: 3px;
        padding-bottom: 8px;
	}
}

@media (max-width: 480px) {
    .nav {
        width: 220px;
        padding: 70px 12px 20px;
	}
	
    .header.sticky {
        padding: 10px 0;
	}
	
    .container {
        padding: 0 10px;
	}
    
    .main {
        padding: 15px 0;
	}
	
    .article-card {
        padding: 16px;
        margin-bottom: 16px;
	}
	
    .article-full {
        padding: 15px;
	}
	
    .article-card-title {
        font-size: 1.1rem;
	}
    
    .article-card-meta {
        font-size: 0.8rem;
        gap: 8px;
	}
    
    .article-card-description {
        font-size: 0.9rem;
	}
	
    .article-full-title {
        font-size: 1.3rem;
	}
	
    .article-full-meta {
        font-size: 0.8rem;
        gap: 10px;
	}
    
    .article-full-text {
        font-size: 0.9rem;
	}
    
    .article-full-text h2 {
        font-size: 1.3rem;
	}
    
    .article-full-text h3 {
        font-size: 1.1rem;
	}
    
    .article-full-description {
        font-size: 0.95rem;
        padding: 12px 16px;
	}
	
    .logo-text {
        font-size: 1rem;
        margin-left: 8px;
	}
    
    .logo-img {
        height: 32px;
	}
    
    .page-title {
        font-size: 1.4rem;
	}
    
    .page-description {
        font-size: 0.9rem;
        margin-bottom: 20px;
	}
    
    .core-block {
        padding: 14px;
        margin-bottom: 16px;
        border-radius: 10px;
	}
    
    .core-title {
        font-size: 1.1rem;
        margin-bottom: 12px;
        padding-bottom: 8px;
	}
    
    .core-files {
        gap: 6px;
	}
    
    .core-file-item {
        padding: 12px 14px;
	}
    
    .core-file-name {
        font-size: 0.95rem;
        padding-bottom: 6px;
        margin-bottom: 2px;
	}
    
    .core-file-version {
        font-size: 0.75rem;
        padding: 2px 8px;
	}
    
    .core-file-meta {
        font-size: 0.75rem;
	}
    
    .core-file-download {
        font-size: 0.85rem;
        padding: 10px 14px;
        border-radius: 6px;
	}
    
    .pagination {
        gap: 3px;
        padding: 20px 0 10px;
	}
    
    .page-link, .page-arrow {
        min-width: 30px;
        height: 30px;
        font-size: 0.8rem;
        padding: 0 8px;
	}
    
    .page-dots {
        min-width: 20px;
        height: 30px;
        font-size: 1rem;
	}
    
    .btn-read-more {
        font-size: 0.9rem;
	}
    
    .btn-back {
        font-size: 0.9rem;
        padding: 8px 18px;
	}
    
    .footer {
        padding: 20px 0;
	}
    
    .footer p {
        font-size: 0.8rem;
	}
    
    .tab-btn {
        padding: 6px 12px;
        font-size: 0.85rem;
	}
    
    .tabs-nav {
        gap: 2px;
        padding-bottom: 6px;
        margin-bottom: 16px;
	}
    
    .tab-btn.active::after {
        height: 2px;
	}
}

/* ===== АДАПТИВ ДЛЯ ОЧЕНЬ МАЛЕНЬКИХ ЭКРАНОВ (до 360px) ===== */
@media (max-width: 360px) {
    .container {
        padding: 0 8px;
	}
    
    .core-file-item {
        padding: 10px 12px;
	}
    
    .core-file-name {
        font-size: 0.9rem;
	}
    
    .core-file-download {
        padding: 8px 12px;
        font-size: 0.8rem;
	}
    
    .article-card {
        padding: 12px;
	}
    
    .article-full {
        padding: 12px;
	}
    
    .article-card-title {
        font-size: 1rem;
	}
    
    .article-full-title {
        font-size: 1.2rem;
	}
    
    .logo-text {
        font-size: 0.9rem;
        margin-left: 6px;
	}
    
    .logo-img {
        height: 28px;
	}
}