/*
Theme Name: КНИИХП
Theme URI: https://обр.книихп.рф
Author: КНИИХП — филиал ФГБНУ СКФНЦСВВ
Author URI: http://kniihpsp.ru
Description: Тема на основе фирменного стиля kniihpsp.ru, осовремененная: адаптивная сетка, карточки новостей, выпадающее меню, настройка цветов в кастомайзере. Используется фирменная палитра (#1b32a5, #4f9cc3, #20465a) и фирменный логотип. Совместима с плагином «КНИИХП — Регистрация на семинар».
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: kniihp
Tags: custom-logo, custom-menu, featured-images, two-columns, left-sidebar, threaded-comments, translation-ready, responsive
*/

/* ==========================================================================
   1. Переменные и базовые стили
   ========================================================================== */

:root {
	--kniihp-primary: #1b32a5;   /* основной синий */
	--kniihp-accent: #4f9cc3;    /* акцент (заголовки) */
	--kniihp-dark: #20465a;      /* тёмный сине-зелёный (подвал, даты) */
	--kniihp-text: #222;
	--kniihp-muted: #555;
	--kniihp-border: #d7dfe6;
	--kniihp-bg: #fff;
	--kniihp-bg-soft: #f4f7f9;
	--kniihp-radius: 10px;
	--kniihp-shadow: 0 4px 18px rgba(27, 50, 165, .08);
}

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

html {
	scroll-behavior: smooth;
	-webkit-text-size-adjust: 100%;
}

body {
	margin: 0;
	font-family: "Segoe UI", "Bahnschrift", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
	font-size: 16px;
	line-height: 1.6;
	color: var(--kniihp-text);
	background-color: var(--kniihp-bg);
	word-wrap: break-word;
}

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

a {
	color: var(--kniihp-primary);
	text-decoration: underline;
	text-underline-offset: 2px;
	transition: color .15s ease;
}

a:hover,
a:focus {
	color: var(--kniihp-dark);
	text-decoration: none;
}

h1, h2, h3, h4, h5, h6 {
	font-family: "Bahnschrift", "Segoe UI", system-ui, Arial, sans-serif;
	line-height: 1.25;
	color: var(--kniihp-dark);
	margin: 0 0 .5em;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.7rem; color: var(--kniihp-accent); }
h3 { font-size: 1.35rem; color: var(--kniihp-dark); }

p { margin: 0 0 1em; }

.container {
	max-width: 1260px;
	margin: 0 auto;
	padding: 0 20px;
}

.screen-reader-text {
	border: 0;
	clip: rect(1px, 1px, 1px, 1px);
	clip-path: inset(50%);
	height: 1px;
	width: 1px;
	margin: -1px;
	overflow: hidden;
	padding: 0;
	position: absolute !important;
	word-wrap: normal !important;
}

/* Базовые кнопки и формы */
button,
input[type="button"],
input[type="submit"],
.btn,
.wp-block-button__link {
	display: inline-block;
	background: var(--kniihp-primary);
	color: #fff;
	border: none;
	border-radius: 8px;
	padding: 11px 22px;
	font-size: 15px;
	font-weight: 600;
	font-family: inherit;
	cursor: pointer;
	text-decoration: none;
	transition: background .15s ease, transform .1s ease;
}

button:hover,
input[type="button"]:hover,
input[type="submit"]:hover,
.btn:hover,
.wp-block-button__link:hover {
	background: var(--kniihp-dark);
	color: #fff;
}

input[type="text"],
input[type="email"],
input[type="url"],
input[type="password"],
input[type="search"],
input[type="tel"],
textarea,
select {
	width: 100%;
	padding: 10px 13px;
	border: 1px solid var(--kniihp-border);
	border-radius: 8px;
	font-size: 15px;
	font-family: inherit;
	color: var(--kniihp-text);
	background: #fff;
}

input:focus,
textarea:focus,
select:focus {
	outline: none;
	border-color: var(--kniihp-accent);
	box-shadow: 0 0 0 3px rgba(79, 156, 195, .2);
}

/* Таблицы (в контенте) */
table {
	width: 100%;
	border-collapse: collapse;
	margin: 0 0 1.2em;
}

table td,
table th {
	padding: 10px 12px;
	border: 1px solid var(--kniihp-border);
	vertical-align: top;
}

table th {
	background: var(--kniihp-bg-soft);
	font-weight: 700;
}

/* ==========================================================================
   2. Верхняя служебная полоса
   ========================================================================== */

.kniihp-topbar {
	background: var(--kniihp-dark);
	color: rgba(255, 255, 255, .9);
	font-size: 13px;
}

.kniihp-topbar .container {
	display: flex;
	align-items: center;
	justify-content: space-between;
	min-height: 40px;
	gap: 16px;
	flex-wrap: wrap;
}

.kniihp-topbar a {
	color: #fff;
	text-decoration: none;
	display: inline-flex;
	align-items: center;
	gap: 6px;
}

.kniihp-topbar a:hover {
	color: #cfe6f3;
}

.kniihp-topbar svg {
	width: 14px;
	height: 14px;
	fill: currentColor;
}

.kniihp-topbar-left {
	display: flex;
	gap: 20px;
	align-items: center;
}

.kniihp-topbar-right {
	display: flex;
	gap: 20px;
	align-items: center;
}

/* ==========================================================================
   3. Шапка
   ========================================================================== */

.kniihp-header {
	background: #fff;
	border-bottom: 3px solid var(--kniihp-accent);
	padding: 18px 0;
}

.kniihp-header .container {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
	flex-wrap: wrap;
}

.kniihp-brand {
	display: flex;
	align-items: center;
	gap: 16px;
	max-width: 640px;
}

.custom-logo {
	max-height: 90px;
	width: auto;
}

.custom-logo-link {
	display: block;
	text-decoration: none;
}

.kniihp-brand-text .site-title {
	margin: 0;
}

.site-title a {
	font-family: "Bahnschrift", "Segoe UI", sans-serif;
	font-size: 1.55rem;
	font-weight: 700;
	color: var(--kniihp-primary);
	text-decoration: none;
}

.site-description {
	color: var(--kniihp-muted);
	font-size: 13px;
	margin: 2px 0 0;
}

.kniihp-header-search {
	max-width: 340px;
	flex: 1 1 260px;
}

.kniihp-header-search .search-form {
	display: flex;
	gap: 8px;
	margin: 0;
}

.kniihp-header-search .search-field {
	padding: 9px 12px;
}

.kniihp-header-search .search-submit {
	white-space: nowrap;
	padding: 9px 16px;
}

/* ==========================================================================
   4. Основное меню
   ========================================================================== */

.kniihp-nav {
	background: #fff;
	border-bottom: 1px solid var(--kniihp-border);
	position: sticky;
	top: 0;
	z-index: 100;
	box-shadow: 0 2px 8px rgba(32, 70, 90, .06);
}

.kniihp-nav .container {
	display: flex;
	align-items: center;
	justify-content: space-between;
}

.kniihp-nav ul {
	list-style: none;
	padding: 0;
	margin: 0;
	display: flex;
	flex-wrap: wrap;
	gap: 4px;
}

.kniihp-nav ul ul {
	display: none;
	position: absolute;
	top: 100%;
	left: 0;
	background: #fff;
	border: 1px solid var(--kniihp-border);
	border-radius: 0 0 8px 8px;
	box-shadow: var(--kniihp-shadow);
	min-width: 240px;
	flex-direction: column;
	padding: 6px 0;
	z-index: 120;
}

.kniihp-nav ul li {
	position: relative;
}

.kniihp-nav a {
	display: block;
	padding: 13px 16px;
	font-size: 14px;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: .2px;
	color: var(--kniihp-primary);
	text-decoration: none;
	border-bottom: 3px solid transparent;
}

.kniihp-nav a:hover,
.kniihp-nav li:hover > a {
	color: var(--kniihp-dark);
	border-bottom-color: var(--kniihp-accent);
}

.kniihp-nav .current-menu-item > a,
.kniihp-nav .current_page_item > a {
	color: var(--kniihp-dark);
	border-bottom-color: var(--kniihp-accent);
}

.kniihp-nav li:hover > ul,
.kniihp-nav li:focus-within > ul {
	display: flex;
}

.kniihp-nav ul ul a {
	text-transform: none;
	font-weight: 500;
	border-bottom: 0;
	padding: 10px 16px;
}

.kniihp-nav ul ul a:hover {
	background: var(--kniihp-bg-soft);
	border-bottom: 0;
}

.kniihp-nav ul ul li {
	/* предупреждаем переполнение вложенных меню */
	width: 100%;
}

.kniihp-menu-toggle {
	display: none;
	background: none;
	border: 1px solid var(--kniihp-border);
	color: var(--kniihp-primary);
	padding: 10px 14px;
	font-size: 15px;
	border-radius: 8px;
	cursor: pointer;
}

/* ==========================================================================
   5. Контент и колонки
   ========================================================================== */

.site-content {
	padding: 34px 0 54px;
}

.site-content .container {
	display: grid;
	grid-template-columns: 274px minmax(0, 1fr);
	gap: 34px;
	align-items: start;
}

.site-main {
	min-width: 0;
}

.site-main.is-full-width {
	grid-column: 1 / -1;
}

/* Хлебные крошки */
.kniihp-breadcrumbs {
	font-size: 13px;
	color: var(--kniihp-muted);
	padding: 12px 0 0;
}

.kniihp-breadcrumbs a {
	color: var(--kniihp-accent);
	text-decoration: none;
}

.kniihp-breadcrumbs a:hover {
	text-decoration: underline;
}

/* Боковая колонка */
.kniihp-sidebar {
	background: var(--kniihp-bg-soft);
	border: 1px solid var(--kniihp-border);
	border-radius: var(--kniihp-radius);
	padding: 22px 18px;
}

.widget {
	margin-bottom: 26px;
	font-size: 15px;
}

.widget:last-child {
	margin-bottom: 0;
}

.widget .widget-title {
	font-size: 15px;
	text-transform: uppercase;
	letter-spacing: .3px;
	color: var(--kniihp-dark);
	padding-bottom: 8px;
	border-bottom: 2px solid var(--kniihp-accent);
	margin-bottom: 12px;
}

.widget ul {
	list-style: none;
	padding: 0;
	margin: 0;
}

.widget ul li {
	padding: 7px 0;
	border-bottom: 1px dashed var(--kniihp-border);
}

.widget ul li a {
	text-decoration: none;
}

.widget ul li a:hover {
	text-decoration: underline;
}

/* ==========================================================================
   6. Записи
   ========================================================================== */

.entry {
	margin-bottom: 34px;
}

.entry-title {
	font-size: 1.6rem;
	margin-bottom: .35em;
}

.entry-title a {
	color: var(--kniihp-dark);
	text-decoration: none;
}

.entry-title a:hover {
	color: var(--kniihp-primary);
}

.entry-meta {
	font-size: 13px;
	color: var(--kniihp-muted);
	margin-bottom: 14px;
}

.entry-meta span + span::before {
	content: "·";
	margin: 0 6px;
	color: var(--kniihp-accent);
}

.entry-meta a {
	color: var(--kniihp-accent);
	text-decoration: none;
}

.entry-thumbnail {
	display: block;
	margin-bottom: 16px;
	border-radius: var(--kniihp-radius);
	overflow: hidden;
}

.entry-thumbnail img {
	width: 100%;
	object-fit: cover;
	display: block;
}

.entry-content {
	font-size: 16px;
}

.entry-content > :last-child {
	margin-bottom: 0;
}

.more-link {
	font-weight: 600;
}

/* Карточки в архивах/новостях */
.kniihp-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
	gap: 22px;
}

.kniihp-card {
	display: flex;
	flex-direction: column;
	background: #fff;
	border: 1px solid var(--kniihp-border);
	border-radius: var(--kniihp-radius);
	box-shadow: var(--kniihp-shadow);
	overflow: hidden;
	transition: transform .15s ease, box-shadow .15s ease;
}

.kniihp-card:hover {
	transform: translateY(-3px);
	box-shadow: 0 10px 28px rgba(27, 50, 165, .14);
}

.kniihp-card .entry-thumbnail {
	margin: 0;
	border-radius: 0;
}

.kniihp-card-body {
	padding: 18px 18px 20px;
	display: flex;
	flex-direction: column;
	flex: 1;
}

.kniihp-card .entry-title {
	font-size: 1.12rem;
	margin-bottom: 8px;
}

.kniihp-card .entry-meta {
	margin-bottom: 10px;
}

.kniihp-card .entry-summary {
	font-size: 14px;
	color: var(--kniihp-muted);
	margin-bottom: 14px;
}

.kniihp-card .more-link {
	margin-top: auto;
	font-size: 14px;
}

/* Постраничная навигация */
.navigation.pagination,
.post-navigation {
	margin: 30px 0;
	font-size: 15px;
}

.nav-links {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	align-items: center;
}

.page-numbers,
.nav-links a {
	display: inline-block;
	padding: 7px 13px;
	border: 1px solid var(--kniihp-border);
	border-radius: 7px;
	text-decoration: none;
	color: var(--kniihp-primary);
}

.page-numbers.current {
	background: var(--kniihp-primary);
	color: #fff;
	border-color: var(--kniihp-primary);
}

/* Посты: предыдущий/следующий */
.post-navigation {
	border-top: 1px solid var(--kniihp-border);
	padding-top: 18px;
}

/* Комментарии */
.comments-area {
	margin-top: 34px;
	padding-top: 24px;
	border-top: 1px solid var(--kniihp-border);
}

.comment-list {
	list-style: none;
	padding: 0;
	margin: 0 0 24px;
}

.comment-list .comment-body {
	background: var(--kniihp-bg-soft);
	border-radius: var(--kniihp-radius);
	padding: 16px 18px;
	margin-bottom: 12px;
}

.comment-meta .fn {
	font-weight: 700;
	color: var(--kniihp-dark);
}

.comment-metadata {
	font-size: 13px;
	color: var(--kniihp-muted);
}

.comment-respond {
	margin-top: 24px;
}

/* ==========================================================================
   7. Подвал
   ========================================================================== */

.site-footer {
	background: linear-gradient(180deg, var(--kniihp-dark), #152e3d);
	color: rgba(255, 255, 255, .9);
	font-size: 14px;
	padding: 40px 0 0;
}

.kniihp-footer-columns {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
	gap: 30px;
	padding-bottom: 30px;
}

.kniihp-footer-column h3 {
	color: var(--kniihp-accent);
	font-size: 15px;
	text-transform: uppercase;
	letter-spacing: .3px;
	margin-bottom: 14px;
}

.kniihp-footer-column ul {
	list-style: none;
	padding: 0;
	margin: 0;
}

.kniihp-footer-column ul li {
	padding: 5px 0;
}

.kniihp-footer-column ul a {
	color: rgba(255, 255, 255, .85);
	text-decoration: none;
}

.kniihp-footer-column ul a:hover {
	color: #fff;
	text-decoration: underline;
}

.kniihp-footer-column img {
	max-height: 70px;
}

.kniihp-footer-bottom {
	border-top: 1px solid rgba(255, 255, 255, .15);
	padding: 16px 0;
	text-align: center;
	font-size: 13px;
	color: rgba(255, 255, 255, .7);
}

/* ==========================================================================
   8. Спецстраницы (404, поиск)
   ========================================================================== */

.error-404 h1 {
	font-size: 2.2rem;
}

/* ==========================================================================
   9. Совместимость с плагином «Регистрация на семинар»
   ========================================================================== */

.kf-seminar a { color: var(--kniihp-primary); }

.kf-anchor-nav {
	background: #fff;
	border-bottom: 1px solid var(--kniihp-border);
}

.kf-anchor-nav a {
	color: var(--kniihp-primary);
}

.kf-anchor-cta {
	background: var(--kniihp-accent);
	color: #fff;
}

.kf-hero {
	background: linear-gradient(180deg, var(--kniihp-bg-soft), #ffffff);
}

.kf-badge {
	background: #e8f0fa;
	border-color: #bcd3ea;
	color: var(--kniihp-primary);
}

.kf-hero h1,
.kf-meta-item strong {
	color: var(--kniihp-primary);
}

.kf-hero-lead {
	color: #333;
}

.kf-meta-item,
.kf-stat-card {
	background: #fff;
	border-color: var(--kniihp-border);
}

.kf-stat-card strong {
	color: var(--kniihp-primary);
}

.kf-btn-primary {
	background: var(--kniihp-accent);
}

.kf-form input:focus,
.kf-form textarea:focus {
	border-color: var(--kniihp-primary);
	box-shadow: 0 0 0 3px rgba(27, 50, 165, .12);
}

.kf-submit {
	background: var(--kniihp-primary);
}

.kf-section-title {
	color: var(--kniihp-accent);
}

.kf-card h3,
.kf-include-box h3 {
	color: var(--kniihp-primary);
}

/* ==========================================================================
   10. Адаптивность
   ========================================================================== */

@media (max-width: 960px) {
	.site-content .container {
		grid-template-columns: 1fr;
	}

	.kniihp-header-search {
		max-width: 100%;
	}

	.kniihp-nav .container {
		flex-wrap: wrap;
	}

	.kniihp-menu-toggle {
		display: inline-block;
		margin: 10px 0;
	}

	.kniihp-nav ul.menu {
		display: none;
		width: 100%;
		flex-direction: column;
		padding: 0 0 12px;
	}

	.kniihp-nav ul.menu.open {
		display: flex;
	}

	.kniihp-nav ul ul,
	.kniihp-nav ul ul ul {
		position: static;
		display: none;
		box-shadow: none;
		border: 0;
		padding: 0 0 0 14px;
	}

	.kniihp-nav li.open ul {
		display: flex;
	}
}

@media (max-width: 640px) {
	h1 { font-size: 1.6rem; }
	h2 { font-size: 1.4rem; }

	.kniihp-header {
		padding: 14px 0;
	}

	.site-title a {
		font-size: 1.2rem;
	}

	.kniihp-topbar .container {
		justify-content: center;
		text-align: center;
	}

	.site-content {
		padding: 24px 0 40px;
	}
}