/*
Theme Name: 8 RUS ver 16
Theme URI: https://example.com/threecols
Author: Gemini
Description: Легкая, адаптивная тема WordPress с трехколонной сеткой постов и настраиваемым прямоугольным баннером в шапке сайта.
Version: 4.1
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: threecols
*/

/* =========================================================
   ПОДКЛЮЧЕНИЕ ШРИФТОВ ПО УМОЛЧАНИЮ
   ---------------------------------------------------------
   PT Sans  — основной текст (кириллица, отличная читаемость)
   PT Serif — заголовки (парный шрифт с засечками к PT Sans)

   Если в Кастомайзере задан другой шрифт — он подключается
   динамически через functions.php и перекрывает эти.
   ========================================================= */
@import url('https://fonts.googleapis.com/css2?family=PT+Sans:ital,wght@0,400;0,700;1,400;1,700&family=PT+Serif:ital,wght@0,400;0,700;1,400;1,700&display=swap');

/* =========================================================
   1. CSS-ПЕРЕМЕННЫЕ И БАЗОВЫЕ СТИЛИ
   ---------------------------------------------------------
   Все цвета и шрифт вынесены в переменные :root.
   Значения ПЕРЕЗАПИСЫВАЮТСЯ динамическим CSS из functions.php
   на основании настроек Кастомайзера.
   Здесь — только дефолты на случай ошибки загрузки.
   ========================================================= */
:root {
    --theme-primary-color:        #0284c7;
    --theme-menu-active-color:    #f59e0b;
    --theme-text-color:           #1e293b;
    --theme-meta-color:           #64748b;
    --theme-bg-color:             #f8fafc;
    --card-bg-color:              #ffffff;
    --border-color:               #e2e8f0;

    --font-main:    'PT Sans', sans-serif;
    --font-heading: 'PT Serif', serif;
}

*, *::before, *::after { box-sizing: border-box; }

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-main);
    background-color: var(--theme-bg-color);
    color: var(--theme-text-color);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--theme-primary-color);
    text-decoration: none;
    transition: color 0.2s ease, opacity 0.2s ease;
}
a:hover { opacity: 0.85; }

img { max-width: 100%; height: auto; display: block; }

.screen-reader-text {
    border: 0; clip: rect(1px,1px,1px,1px); clip-path: inset(50%);
    height: 1px; margin: -1px; overflow: hidden; padding: 0;
    position: absolute; width: 1px; white-space: nowrap;
}

/* =========================================================
   2. ОБЁРТКА СТРАНИЦЫ
   ========================================================= */
.site-wrap {
    max-width: 1560px;
    margin: 0 auto;
    padding: 20px;
}

/* =========================================================
   3. ШАПКА / БАННЕР
   ========================================================= */
.site-header {
    padding: 24px 20px;
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    position: relative;
    transition: all 0.3s ease;
    margin-bottom: 16px;
}

.site-header.has-header-image {
    background-size: cover;
    background-position: center top;
    background-repeat: no-repeat;
    padding: 10px 40px 40px 40px;
    border: none;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.site-header .header-overlay {
    position: absolute; inset: 0;
    background: rgba(15,23,42,0.55);
    z-index: 1;
    pointer-events: none;
}

.site-header .header-content-inner {
    position: relative;
    z-index: 2;
}

.site-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.site-title {
    margin: 0;
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
}
.site-title a { color: var(--theme-text-color); }
.site-header.has-header-image .site-title a {
    color: #fff;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}
.site-title a:hover { color: var(--theme-primary-color); opacity: 1; }

/* =========================================================
   4. НАВИГАЦИОННОЕ МЕНЮ
   ========================================================= */
.main-menu {
    margin-top: 28px;
}

.main-menu ul {
    list-style: none; margin: 0; padding: 0;
    display: flex; flex-wrap: wrap;
    gap: 32px;
}

.main-menu li { position: relative; }

.main-menu a {
    display: block;
    padding: 6px 0;
    font-weight: 600;
    font-size: 15px;
    color: var(--theme-text-color);
    font-family: var(--font-main);
}

.site-header.has-header-image .main-menu a {
    color: #fff;
    text-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.main-menu a:hover,
.main-menu .current-menu-item > a,
.main-menu .current-menu-ancestor > a {
    color: var(--theme-menu-active-color);
    opacity: 1;
}

.site-header.has-header-image .main-menu a:hover,
.site-header.has-header-image .main-menu .current-menu-item > a,
.site-header.has-header-image .main-menu .current-menu-ancestor > a {
    color: var(--theme-menu-active-color);
}

.main-menu ul ul {
    position: absolute; top: 100%; left: 0;
    background-color: #fff;
    box-shadow: 0 12px 30px rgba(15,23,42,0.1);
    min-width: 230px;
    flex-direction: column; gap: 0;
    padding: 8px 0; z-index: 999;
    opacity: 0; visibility: hidden;
    transform: translateY(10px);
    transition: all 0.25s cubic-bezier(0.4,0,0.2,1);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}
.main-menu ul ul ul { top: 0; left: 100%; }
.main-menu li:hover > ul { opacity: 1; visibility: visible; transform: translateY(0); }
.main-menu ul ul a {
    padding: 10px 20px;
    color: #1e293b !important;
    font-size: 14px; font-weight: 500;
    text-shadow: none !important;
}
.main-menu ul ul a:hover {
    background-color: #f1f5f9;
    color: var(--theme-menu-active-color) !important;
}

.menu-toggle {
    display: none; background: none; border: none;
    padding: 10px; cursor: pointer; outline: none;
}
.menu-icon { display: block; width: 24px; height: 16px; position: relative; }
.menu-icon span {
    display: block; position: absolute; height: 2px; width: 100%;
    background-color: var(--theme-text-color);
    border-radius: 2px; transition: all 0.25s ease-in-out;
}
.site-header.has-header-image .menu-icon span { background-color: #fff; }
.menu-icon span:nth-child(1) { top: 0; }
.menu-icon span:nth-child(2) { top: 7px; }
.menu-icon span:nth-child(3) { top: 14px; }
.menu-toggle.is-active .menu-icon span:nth-child(1) { top: 7px; transform: rotate(135deg); }
.menu-toggle.is-active .menu-icon span:nth-child(2) { opacity: 0; left: -40px; }
.menu-toggle.is-active .menu-icon span:nth-child(3) { top: 7px; transform: rotate(-135deg); }

/* =========================================================
   5. СТРОКА ПОИСКА В ШАПКЕ
   ========================================================= */
.header-search { margin-top: 20px; }

.header-search-form {
    display: flex; align-items: center;
    background-color: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.25);
    border-radius: 8px; overflow: hidden;
    max-width: 480px;
    transition: background-color 0.2s, border-color 0.2s, box-shadow 0.2s;
}
.site-header.no-header-image .header-search-form {
    background-color: #f1f5f9; border-color: var(--border-color);
}
.header-search-form:focus-within {
    box-shadow: 0 0 0 3px rgba(2,132,199,0.25);
    border-color: var(--theme-primary-color);
}
.site-header.no-header-image .header-search-form:focus-within { background-color: #fff; }

.header-search-field {
    flex-grow: 1; background: transparent; border: none; outline: none;
    padding: 10px 16px; font-family: inherit; font-size: 14px;
    color: #fff; min-width: 0;
}
.header-search-field::placeholder { color: rgba(255,255,255,0.6); }
.site-header.no-header-image .header-search-field { color: var(--theme-text-color); }
.site-header.no-header-image .header-search-field::placeholder { color: var(--theme-meta-color); }

.header-search-btn {
    flex-shrink: 0; background: transparent; border: none;
    border-left: 1px solid rgba(255,255,255,0.2);
    padding: 0 14px; height: 40px; cursor: pointer;
    color: rgba(255,255,255,0.8);
    display: flex; align-items: center; justify-content: center;
    transition: color 0.2s, background-color 0.2s;
}
.header-search-btn:hover { color: #fff; background-color: rgba(255,255,255,0.1); }
.site-header.no-header-image .header-search-btn {
    border-left-color: var(--border-color); color: var(--theme-meta-color);
}
.site-header.no-header-image .header-search-btn:hover {
    color: var(--theme-primary-color); background-color: #e2e8f0;
}

/* =========================================================
   6. СЕТКА ЗАПИСЕЙ (ГЛАВНАЯ / ПОИСК)
   ========================================================= */
.site-main { padding: 0; }

.count-note { margin-bottom: 24px; color: var(--theme-meta-color); font-size: 14px; }
.search-title { font-size: 24px; font-weight: 700; color: var(--theme-text-color); margin-bottom: 24px; }

.posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.post-card {
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 12px; overflow: hidden;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.post-card:hover { transform: translateY(-4px); box-shadow: 0 12px 24px rgba(15,23,42,0.06); }

.post-link { display: flex; flex-direction: column; height: 100%; color: inherit; }
.post-link:hover { opacity: 1; }

.thumb {
    position: relative; padding-bottom: 62.5%;
    background-color: #f1f5f9; overflow: hidden;
}
.thumb img {
    position: absolute; inset: 0; width: 100%; height: 100%;
    object-fit: cover; transition: transform 0.4s ease;
}
.post-card:hover .thumb img { transform: scale(1.04); }

.post-title {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700; line-height: 1.4;
    margin: 20px 20px 10px;
    color: var(--theme-text-color);
    letter-spacing: -0.01em;
    transition: color 0.2s ease;
}
.post-card:hover .post-title { color: var(--theme-primary-color); }

.post-meta { font-size: 13px; color: var(--theme-meta-color); margin: 0 20px 12px; font-weight: 500; }

.post-excerpt {
    font-size: 14px;
    color: #475569; margin: 0 20px 24px; line-height: 1.5; flex-grow: 1;
}

.no-posts {
    text-align: center; padding: 60px 20px;
    color: var(--theme-meta-color); font-size: 16px;
    background: var(--card-bg-color); border-radius: 12px;
    border: 1px solid var(--border-color);
}

/* =========================================================
   7. СТРАНИЦА ОДИНОЧНОЙ ЗАПИСИ
   ========================================================= */
.single-post {
    max-width: 1100px;
    margin: 0 auto 60px;
    background-color: var(--card-bg-color);
    padding: 40px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.single-title {
    font-family: var(--font-heading);
    font-size: 32px;
    font-weight: 800; line-height: 1.25;
    letter-spacing: -0.02em; margin-top: 0; margin-bottom: 12px;
}

.single-meta {
    font-size: 14px; color: var(--theme-meta-color);
    margin-bottom: 30px; font-weight: 500;
}

.single-thumb {
    margin-bottom: 35px;
    border-radius: 8px;
    overflow: hidden;
    width: 100%;
    aspect-ratio: 16 / 7;
}

.single-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    margin: 0 auto;
}

.single-content {
    font-size: 16px;
    line-height: 1.75; color: #334155;
}
.single-content p { margin-top: 0; margin-bottom: 24px; }
.single-content h2 {
    font-family: var(--font-heading);
    font-size: 22px; font-weight: 700;
    margin-top: 40px; margin-bottom: 16px; letter-spacing: -0.01em;
}

/* =========================================================
   8. ПАГИНАЦИЯ И ФОРМА ПОИСКА
   ========================================================= */
.pagination-wrap { margin-top: 50px; display: flex; justify-content: center; }
.pagination .nav-links { display: flex; gap: 8px; align-items: center; }
.pagination .page-numbers {
    display: inline-flex; align-items: center; justify-content: center;
    min-width: 40px; height: 40px; padding: 0 6px; border-radius: 8px;
    background-color: var(--card-bg-color); border: 1px solid var(--border-color);
    color: var(--theme-text-color); font-weight: 600; font-size: 14px;
}
.pagination a.page-numbers:hover {
    border-color: var(--theme-primary-color); color: var(--theme-primary-color); opacity: 1;
}
.pagination .page-numbers.current {
    background-color: var(--theme-primary-color);
    border-color: var(--theme-primary-color); color: #fff;
}

.search-form { display: flex; gap: 10px; max-width: 400px; margin: 20px 0; }
.search-field {
    flex-grow: 1; padding: 10px 16px; border: 1px solid var(--border-color);
    border-radius: 8px; font-family: inherit; font-size: 14px; outline: none; background-color: #f8fafc;
}
.search-field:focus { border-color: var(--theme-primary-color); background-color: #fff; }
.search-submit {
    background-color: var(--theme-text-color); color: #fff; border: none;
    padding: 10px 20px; border-radius: 8px; cursor: pointer;
    font-weight: 600; font-size: 14px; transition: background-color 0.2s;
}
.search-submit:hover { background-color: var(--theme-primary-color); }

/* =========================================================
   9. ПОДВАЛ
   ========================================================= */
.site-footer { border-top: 1px solid var(--border-color); padding: 40px 0; margin-top: 60px; }
.site-footer-inner {
    display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px;
}
.footer-title { margin: 0; font-size: 16px; font-weight: 700; color: var(--theme-text-color); }
.footer-text { margin: 0; font-size: 14px; color: var(--theme-meta-color); }

/* =========================================================
   10. АДАПТИВ — ПЛАНШЕТ (≤ 1024px)
   ========================================================= */
@media (max-width: 1024px) {
    .posts-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
}

/* =========================================================
   11. АДАПТИВ — МОБИЛЬНЫЙ (≤ 767px)
   =========================================================
   ВСЕ СТРАНИЦЫ: единый вертикальный формат карточек
   (картинка сверху, текст снизу) — как на десктопе.
   ========================================================= */
@media (max-width: 767px) {

    /* --- Общие отступы --- */
    .site-wrap {
        padding: 0;
    }

    /* -------------------------------------------------------
       ШАПКА — на мобильном статичная
       ------------------------------------------------------- */
    .site-header {
        position: static;
        border-radius: 0;
        padding: 12px 16px;
        box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    }

    .site-header.has-header-image {
        background-size: cover;
        background-position: center center;
        background-repeat: no-repeat;
        padding: 12px 16px;
        border: none;
        overflow: hidden;
        box-shadow: 0 2px 8px rgba(0,0,0,0.12);
    }

    .site-header.has-header-image .header-overlay {
        display: block;
        pointer-events: none;
    }

    .site-header.has-header-image .site-title a {
        color: #fff;
        text-shadow: 0 1px 4px rgba(0,0,0,0.4);
    }

    .site-header.has-header-image .menu-icon span {
        background-color: #fff;
    }

    .site-title {
        font-size: 18px;
    }

    /* -------------------------------------------------------
       ГАМБУРГЕР
       ------------------------------------------------------- */
    .menu-toggle {
        display: block;
        z-index: 101;
        padding: 8px;
    }

    /* -------------------------------------------------------
       МОБИЛЬНОЕ МЕНЮ
       ------------------------------------------------------- */
    .main-menu {
        display: none;
        width: 100%;
        margin-top: 0;
    }

    .main-menu.is-open {
        display: block;
        background-color: var(--card-bg-color);
        border-top: 1px solid var(--border-color);
        margin: 12px -16px -12px -16px;
        padding: 0 16px 8px;
    }

    .site-header.has-header-image .main-menu.is-open {
        background: rgba(10, 18, 35, 0.82);
        border-top: 1px solid rgba(255,255,255,0.15);
        margin: 12px -16px -12px -16px;
        padding: 0 16px 8px;
        border-radius: 0;
    }

    .main-menu ul {
        flex-direction: column;
        gap: 0;
        width: 100%;
        padding: 4px 0;
    }

    .main-menu li { width: 100%; }

    .main-menu a {
        padding: 13px 0;
        font-size: 16px;
        color: var(--theme-text-color);
        text-shadow: none;
        border-bottom: 1px solid var(--border-color);
    }

    .site-header.has-header-image .main-menu a {
        color: #fff;
        text-shadow: 0 1px 3px rgba(0,0,0,0.3);
        border-bottom-color: rgba(255,255,255,0.15);
    }

    .main-menu li:last-child > a { border-bottom: none; }

    .main-menu a:hover,
    .main-menu .current-menu-item > a {
        color: var(--theme-menu-active-color);
        padding-left: 6px;
    }

    .main-menu ul ul {
        position: static;
        opacity: 1; visibility: visible;
        box-shadow: none; transform: none; border: none;
        background-color: rgba(0,0,0,0.2) !important;
        padding-left: 16px;
        display: none;
    }
    .main-menu li:hover > ul,
    .main-menu li.is-open > ul { display: block; }

    /* -------------------------------------------------------
       СТРОКА ПОИСКА
       ------------------------------------------------------- */
    .header-search { margin-top: 12px; }
    .header-search-form {
        max-width: 100%;
        background-color: var(--theme-bg-color);
        border-color: var(--border-color);
    }
    .header-search-field {
        color: var(--theme-text-color);
        font-size: 16px;
    }
    .header-search-field::placeholder { color: var(--theme-meta-color); }
    .header-search-btn {
        border-left-color: var(--border-color);
        color: var(--theme-meta-color);
    }

    /* -------------------------------------------------------
       СЕТКА ЗАПИСЕЙ — ВЕРТИКАЛЬНЫЙ ФОРМАТ (КАК НА ДЕСКТОПЕ)
       ------------------------------------------------------- */
    .site-main {
        padding: 12px 12px 0;
    }

    .posts-grid {
        display: flex;
        flex-direction: column;
        gap: 20px;
        margin-bottom: 20px;
    }

    .post-card {
        background-color: var(--card-bg-color);
        border: 1px solid var(--border-color);
        border-radius: 12px;
        overflow: hidden;
        transition: transform 0.25s ease, box-shadow 0.25s ease;
    }
    .post-card:hover {
        transform: translateY(-4px);
        box-shadow: 0 12px 24px rgba(15,23,42,0.08);
    }

    .post-link {
        display: flex;
        flex-direction: column;
        height: 100%;
        padding: 0;
        gap: 0;
    }

    .thumb {
        width: 100%;
        height: auto;
        padding-bottom: 56.25%;
        position: relative;
        background-color: #f1f5f9;
        overflow: hidden;
        border-radius: 0;
    }

    .thumb img {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        pointer-events: none;
    }

    .post-title {
        font-size: 16px;
        margin: 16px 16px 8px;
        display: block;
        overflow: visible;
    }

    .post-meta {
        font-size: 12px;
        margin: 0 16px 12px;
    }

    .post-excerpt {
        display: -webkit-box;
        font-size: 13px;
        margin: 0 16px 16px;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
        overflow: hidden;
        color: #64748b;
        line-height: 1.45;
    }

    /* -------------------------------------------------------
       СЧЁТЧИК И ЗАГОЛОВОК
       ------------------------------------------------------- */
    .count-note  { padding: 0 12px; margin-bottom: 12px; }
    .search-title { padding: 0 12px; font-size: 20px; }

    /* -------------------------------------------------------
       СТРАНИЦА СТАТЬИ
       ------------------------------------------------------- */
    .single-post {
        max-width: 100%;
        margin: 0 0 32px;
        padding: 16px;
        border-radius: 0;
        border-left: none;
        border-right: none;
    }

    .single-title {
        font-size: 22px;
        line-height: 1.3;
    }

    .single-meta { margin-bottom: 20px; }

    .single-thumb {
        aspect-ratio: 16 / 9;
        border-radius: 6px;
        margin-bottom: 20px;
    }

    .single-content { font-size: 16px; line-height: 1.7; }

    /* -------------------------------------------------------
       ПАГИНАЦИЯ
       ------------------------------------------------------- */
    .pagination-wrap {
        margin-top: 24px;
        padding: 0 12px;
    }
    .pagination .page-numbers {
        min-width: 36px;
        height: 36px;
        font-size: 13px;
    }

    /* -------------------------------------------------------
       ПОДВАЛ
       ------------------------------------------------------- */
    .site-footer {
        margin-top: 32px;
        padding: 24px 16px;
    }
    .site-footer-inner {
        flex-direction: column;
        text-align: center;
        gap: 8px;
    }
}