/*
Theme Name: NitroMag
Theme URI: https://nitromag.ru
Author: NitroMag
Author URI: https://nitromag.ru
Description: Светлый журнальный шаблон о закиси азота с двумя сайдбарами и сеткой из трёх колонок. Уникальная структура: левый узкий навигационный сайдбар + широкая центральная область + правый информационный сайдбар.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.6
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: nitromag
Tags: news, magazine, two-columns, three-columns, light, custom-menu, featured-images
*/

/* ============================================================
   CSS TOKENS — Light / Orange theme
   ============================================================ */
:root {
  --nm-bg:        #f5f5f0;
  --nm-surface:   #ffffff;
  --nm-border:    #e0ddd8;
  --nm-text:      #1a1a18;
  --nm-muted:     #6b6b65;
  --nm-accent:    #f05c1a;
  --nm-accent2:   #d94c0c;
  --nm-gold:      #c8921a;
  --nm-sidebar-l: 220px;
  --nm-sidebar-r: 260px;
  --nm-font-head: 'Playfair Display', Georgia, serif;
  --nm-font-body: 'Source Sans 3', 'Segoe UI', sans-serif;
  --nm-font-ui:   'DM Sans', system-ui, sans-serif;
  --nm-r:         4px;
  --nm-shadow:    0 2px 8px rgba(0,0,0,.08);
}

/* ============================================================
   RESET
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { background: var(--nm-bg); color: var(--nm-text); font-family: var(--nm-font-body); font-size: 15px; line-height: 1.7; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--nm-accent); text-decoration: none; }
a:hover { color: var(--nm-accent2); text-decoration: underline; }
ul, ol { list-style: none; }

/* ============================================================
   TOP BAR
   ============================================================ */
.nm-topbar { background: var(--nm-text); color: #fff; font-family: var(--nm-font-ui); font-size: 11px; letter-spacing: 0.08em; padding: 5px 24px; display: flex; justify-content: space-between; align-items: center; }
.nm-topbar a { color: #bbb; }
.nm-topbar a:hover { color: var(--nm-accent); text-decoration: none; }

/* ============================================================
   HEADER
   ============================================================ */
.nm-header { background: var(--nm-surface); border-bottom: 3px solid var(--nm-accent); padding: 0 24px; position: sticky; top: 0; z-index: 100; box-shadow: var(--nm-shadow); }
.nm-header__inner { max-width: 1440px; margin: 0 auto; display: flex; align-items: center; gap: 24px; height: 64px; }
.nm-logo { font-family: var(--nm-font-head); font-size: 26px; font-weight: 700; color: var(--nm-text); text-decoration: none; display: flex; align-items: baseline; gap: 4px; }
.nm-logo__sub { font-size: 10px; font-family: var(--nm-font-ui); letter-spacing: 0.2em; color: var(--nm-accent); text-transform: uppercase; font-weight: 400; align-self: center; }
.nm-nav { flex: 1; }
.nm-nav__list { display: flex; gap: 4px; }
.nm-nav__item {}
.nm-nav__link { font-family: var(--nm-font-ui); font-size: 13px; font-weight: 600; color: var(--nm-text); padding: 8px 14px; border-radius: var(--nm-r); display: block; text-decoration: none; letter-spacing: 0.02em; transition: background 0.15s, color 0.15s; }
.nm-nav__link:hover, .nm-nav__link[aria-current="page"] { background: var(--nm-accent); color: #fff; text-decoration: none; }

/* Search */
.nm-search-form { display: flex; background: var(--nm-bg); border: 1px solid var(--nm-border); border-radius: 20px; overflow: hidden; }
.nm-search-input { border: none; background: transparent; padding: 6px 14px; font-size: 13px; font-family: var(--nm-font-body); outline: none; width: 160px; color: var(--nm-text); }
.nm-search-btn { border: none; background: transparent; padding: 6px 12px; cursor: pointer; color: var(--nm-muted); font-size: 15px; transition: color 0.15s; }
.nm-search-btn:hover { color: var(--nm-accent); }

/* ============================================================
   CATEGORY STRIP (below header)
   ============================================================ */
.nm-cat-strip { background: var(--nm-accent); }
.nm-cat-strip__inner { max-width: 1440px; margin: 0 auto; padding: 0 24px; display: flex; gap: 2px; overflow-x: auto; scrollbar-width: none; }
.nm-cat-strip__inner::-webkit-scrollbar { display: none; }
.nm-cat-strip a { display: block; padding: 8px 16px; font-family: var(--nm-font-ui); font-size: 12px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: rgba(255,255,255,.8); white-space: nowrap; text-decoration: none; transition: color 0.15s, background 0.15s; border-right: 1px solid rgba(255,255,255,.15); }
.nm-cat-strip a:hover { color: #fff; background: rgba(0,0,0,.15); text-decoration: none; }

/* ============================================================
   LAYOUT — 3 columns: left sidebar | main | right sidebar
   ============================================================ */
.nm-wrap { max-width: 1440px; margin: 0 auto; padding: 28px 24px; }
.nm-layout { display: grid; grid-template-columns: var(--nm-sidebar-l) 1fr var(--nm-sidebar-r); gap: 28px; align-items: start; }

/* ============================================================
   SIDEBARS
   ============================================================ */
.nm-sidebar-left,
.nm-sidebar-right { position: sticky; top: 80px; }

.nm-widget { background: var(--nm-surface); border: 1px solid var(--nm-border); border-radius: var(--nm-r); padding: 18px; margin-bottom: 20px; }
.nm-widget__title { font-family: var(--nm-font-head); font-size: 14px; font-weight: 700; color: var(--nm-text); letter-spacing: 0.04em; text-transform: uppercase; padding-bottom: 10px; border-bottom: 2px solid var(--nm-accent); margin-bottom: 14px; }

/* Left sidebar — narrow, navigation-focused */
.nm-sidebar-left .nm-nav-vertical { display: flex; flex-direction: column; gap: 2px; }
.nm-sidebar-left .nm-nav-vertical a { display: flex; align-items: center; gap: 8px; padding: 8px 10px; border-radius: var(--nm-r); font-size: 13px; font-family: var(--nm-font-ui); font-weight: 600; color: var(--nm-text); text-decoration: none; transition: background 0.15s, color 0.15s; }
.nm-sidebar-left .nm-nav-vertical a:hover { background: var(--nm-accent); color: #fff; text-decoration: none; }
.nm-sidebar-left .nm-nav-vertical a .nm-nav-count { margin-left: auto; background: var(--nm-bg); color: var(--nm-muted); font-size: 11px; padding: 1px 6px; border-radius: 10px; font-weight: 400; }

/* Right sidebar — wider, content-rich */
.nm-sidebar-right .nm-thumb-post { display: flex; gap: 10px; margin-bottom: 14px; padding-bottom: 14px; border-bottom: 1px solid var(--nm-border); }
.nm-sidebar-right .nm-thumb-post:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }
.nm-sidebar-right .nm-thumb-post__img { width: 72px; height: 54px; object-fit: cover; border-radius: var(--nm-r); flex-shrink: 0; overflow: hidden; }
.nm-sidebar-right .nm-thumb-post__img img { width: 100%; height: 100%; object-fit: cover; }
.nm-sidebar-right .nm-thumb-post__title { font-size: 13px; font-weight: 600; line-height: 1.4; color: var(--nm-text); }
.nm-sidebar-right .nm-thumb-post__title a { color: inherit; text-decoration: none; }
.nm-sidebar-right .nm-thumb-post__title a:hover { color: var(--nm-accent); }
.nm-sidebar-right .nm-thumb-post__date { font-size: 11px; color: var(--nm-muted); font-family: var(--nm-font-ui); margin-top: 4px; }

/* Tags in right sidebar */
.nm-tag-cloud { display: flex; flex-wrap: wrap; gap: 6px; }
.nm-tag-cloud a { display: inline-block; padding: 4px 10px; background: var(--nm-bg); border: 1px solid var(--nm-border); border-radius: 20px; font-size: 12px; color: var(--nm-muted); text-decoration: none; transition: background 0.15s, color 0.15s, border-color 0.15s; }
.nm-tag-cloud a:hover { background: var(--nm-accent); color: #fff; border-color: var(--nm-accent); text-decoration: none; }

/* Ad/promo box in sidebar */
.nm-promo-box { background: linear-gradient(135deg, var(--nm-accent), var(--nm-gold)); color: #fff; border-radius: var(--nm-r); padding: 20px; text-align: center; }
.nm-promo-box__title { font-family: var(--nm-font-head); font-size: 18px; margin-bottom: 8px; }
.nm-promo-box__text { font-size: 13px; opacity: .9; line-height: 1.5; }

/* ============================================================
   MAIN CONTENT AREA
   ============================================================ */
.nm-main { min-width: 0; }

/* Breadcrumbs */
.nm-breadcrumbs { font-size: 12px; font-family: var(--nm-font-ui); color: var(--nm-muted); margin-bottom: 20px; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.nm-breadcrumbs a { color: var(--nm-muted); text-decoration: none; }
.nm-breadcrumbs a:hover { color: var(--nm-accent); }
.nm-breadcrumbs span::before { content: '›'; margin-right: 6px; }

/* Section headers */
.nm-section-header { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; padding-bottom: 12px; border-bottom: 2px solid var(--nm-border); }
.nm-section-title { font-family: var(--nm-font-head); font-size: 22px; font-weight: 700; color: var(--nm-text); }
.nm-section-line { flex: 1; height: 1px; background: var(--nm-border); }

/* Archive header */
.nm-archive-header { margin-bottom: 24px; padding: 24px; background: var(--nm-surface); border: 1px solid var(--nm-border); border-radius: var(--nm-r); border-left: 4px solid var(--nm-accent); }
.nm-archive-title { font-family: var(--nm-font-head); font-size: 28px; font-weight: 700; color: var(--nm-text); margin-bottom: 6px; }
.nm-archive-desc { color: var(--nm-muted); font-size: 14px; }

/* ============================================================
   HERO — Magazine style (split layout)
   ============================================================ */
.nm-hero { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border-radius: var(--nm-r); overflow: hidden; background: var(--nm-surface); box-shadow: var(--nm-shadow); margin-bottom: 28px; }
.nm-hero__img { position: relative; min-height: 320px; overflow: hidden; }
.nm-hero__img img, .nm-hero__img svg { width: 100%; height: 100%; object-fit: cover; }
.nm-hero__body { padding: 32px 28px; display: flex; flex-direction: column; justify-content: center; border: 1px solid var(--nm-border); border-left: none; }
.nm-hero__label { font-family: var(--nm-font-ui); font-size: 10px; font-weight: 700; letter-spacing: 0.15em; text-transform: uppercase; color: var(--nm-accent); margin-bottom: 10px; }
.nm-hero__title { font-family: var(--nm-font-head); font-size: 26px; font-weight: 700; line-height: 1.3; color: var(--nm-text); margin-bottom: 12px; }
.nm-hero__title a { color: inherit; text-decoration: none; }
.nm-hero__title a:hover { color: var(--nm-accent); }
.nm-hero__excerpt { font-size: 14px; color: var(--nm-muted); line-height: 1.7; margin-bottom: 16px; }
.nm-hero__meta { font-size: 12px; color: var(--nm-muted); font-family: var(--nm-font-ui); display: flex; gap: 12px; flex-wrap: wrap; }

/* ============================================================
   CARDS GRID — 3 columns
   ============================================================ */
.nm-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.nm-card { background: var(--nm-surface); border: 1px solid var(--nm-border); border-radius: var(--nm-r); overflow: hidden; box-shadow: var(--nm-shadow); transition: transform 0.2s, box-shadow 0.2s; }
.nm-card:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,.12); }
.nm-card__img { display: block; overflow: hidden; height: 180px; }
.nm-card__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s; }
.nm-card:hover .nm-card__img img { transform: scale(1.04); }
.nm-card__img svg { height: 180px; }
.nm-card__body { padding: 16px; }
.nm-card__cat { display: inline-block; font-family: var(--nm-font-ui); font-size: 10px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--nm-accent); margin-bottom: 8px; text-decoration: none; }
.nm-card__cat:hover { color: var(--nm-accent2); text-decoration: none; }
.nm-card__title { font-family: var(--nm-font-head); font-size: 16px; font-weight: 700; line-height: 1.4; color: var(--nm-text); margin-bottom: 8px; }
.nm-card__title a { color: inherit; text-decoration: none; }
.nm-card__title a:hover { color: var(--nm-accent); }
.nm-card__excerpt { font-size: 13px; color: var(--nm-muted); line-height: 1.6; margin-bottom: 12px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.nm-card__meta { font-size: 11px; color: var(--nm-muted); font-family: var(--nm-font-ui); display: flex; gap: 10px; align-items: center; padding-top: 10px; border-top: 1px solid var(--nm-border); }
.nm-card__meta span::before { content: '•'; margin-right: 6px; color: var(--nm-border); }
.nm-card__meta span:first-child::before { display: none; }

/* ============================================================
   SINGLE ARTICLE
   ============================================================ */
.nm-article { background: var(--nm-surface); border: 1px solid var(--nm-border); border-radius: var(--nm-r); overflow: hidden; }
.nm-article__header { padding: 32px 36px 24px; border-bottom: 1px solid var(--nm-border); }
.nm-article__cat { font-family: var(--nm-font-ui); font-size: 10px; font-weight: 700; letter-spacing: 0.15em; text-transform: uppercase; color: var(--nm-accent); display: block; margin-bottom: 12px; text-decoration: none; }
.nm-article__title { font-family: var(--nm-font-head); font-size: 32px; font-weight: 700; line-height: 1.3; color: var(--nm-text); margin-bottom: 16px; }
.nm-article__meta { font-size: 13px; color: var(--nm-muted); font-family: var(--nm-font-ui); display: flex; gap: 16px; flex-wrap: wrap; align-items: center; }
.nm-article__meta a { color: var(--nm-text); font-weight: 600; text-decoration: none; }
.nm-article__meta a:hover { color: var(--nm-accent); }
.nm-article__media { max-height: 440px; overflow: hidden; }
.nm-article__media img { width: 100%; height: 100%; object-fit: cover; }
.nm-article__body { padding: 32px 36px; font-size: 16px; line-height: 1.85; color: var(--nm-text); }
.nm-article__body h2 { font-family: var(--nm-font-head); font-size: 22px; font-weight: 700; margin: 28px 0 12px; color: var(--nm-text); }
.nm-article__body h3 { font-family: var(--nm-font-head); font-size: 18px; font-weight: 700; margin: 24px 0 10px; }
.nm-article__body p { margin-bottom: 18px; }
.nm-article__body strong { color: var(--nm-accent); }
.nm-article__body blockquote { border-left: 4px solid var(--nm-accent); padding: 12px 20px; margin: 24px 0; background: var(--nm-bg); border-radius: 0 var(--nm-r) var(--nm-r) 0; font-style: italic; color: var(--nm-muted); }
.nm-article__footer { padding: 20px 36px; border-top: 1px solid var(--nm-border); display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.nm-tag { display: inline-block; padding: 4px 10px; background: var(--nm-bg); border: 1px solid var(--nm-border); border-radius: 20px; font-size: 12px; color: var(--nm-muted); text-decoration: none; font-family: var(--nm-font-ui); }
.nm-tag:hover { background: var(--nm-accent); color: #fff; border-color: var(--nm-accent); text-decoration: none; }

/* Author box */
.nm-author-box { margin: 0 36px 32px; padding: 24px; background: var(--nm-bg); border: 1px solid var(--nm-border); border-radius: var(--nm-r); display: flex; gap: 20px; align-items: flex-start; }
.nm-author-box__avatar img { width: 64px; height: 64px; border-radius: 50%; object-fit: cover; border: 2px solid var(--nm-accent); }
.nm-author-box__label { font-family: var(--nm-font-ui); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--nm-muted); margin-bottom: 4px; }
.nm-author-box__name { font-family: var(--nm-font-head); font-size: 18px; font-weight: 700; color: var(--nm-text); display: block; margin-bottom: 6px; text-decoration: none; }
.nm-author-box__name:hover { color: var(--nm-accent); }
.nm-author-box__bio { font-size: 13px; color: var(--nm-muted); line-height: 1.6; }

/* Related posts */
.nm-related { padding: 0 36px 32px; }
.nm-related__title { font-family: var(--nm-font-head); font-size: 20px; font-weight: 700; color: var(--nm-text); margin-bottom: 18px; padding-bottom: 12px; border-bottom: 2px solid var(--nm-border); }
.nm-related__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

/* Post navigation */
.nm-post-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; padding: 24px 36px; border-top: 1px solid var(--nm-border); }
.nm-post-nav__item { padding: 14px 18px; background: var(--nm-bg); border: 1px solid var(--nm-border); border-radius: var(--nm-r); text-decoration: none; transition: border-color 0.15s; }
.nm-post-nav__item:hover { border-color: var(--nm-accent); text-decoration: none; }
.nm-post-nav__dir { display: block; font-family: var(--nm-font-ui); font-size: 10px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--nm-accent); margin-bottom: 4px; }
.nm-post-nav__title { font-size: 13px; font-weight: 600; color: var(--nm-text); line-height: 1.4; }
.nm-post-nav__next { text-align: right; }

/* ============================================================
   PAGINATION
   ============================================================ */
.nm-pagination { margin: 28px 0; text-align: center; display: flex; justify-content: center; gap: 6px; flex-wrap: wrap; }
.nm-pagination a, .nm-pagination span { display: inline-block; padding: 8px 14px; background: var(--nm-surface); border: 1px solid var(--nm-border); border-radius: var(--nm-r); font-size: 13px; font-family: var(--nm-font-ui); color: var(--nm-text); text-decoration: none; transition: background 0.15s, color 0.15s, border-color 0.15s; }
.nm-pagination a:hover { background: var(--nm-accent); color: #fff; border-color: var(--nm-accent); }
.nm-pagination .current { background: var(--nm-accent); color: #fff; border-color: var(--nm-accent); font-weight: 700; }

/* Load more */
#nm-load-more-btn { display: inline-flex; align-items: center; gap: 10px; padding: 12px 32px; background: var(--nm-accent); color: #fff; border: none; border-radius: var(--nm-r); font-family: var(--nm-font-ui); font-size: 13px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; cursor: pointer; transition: background 0.15s; }
#nm-load-more-btn:hover { background: var(--nm-accent2); }
#nm-load-more-btn:disabled { background: var(--nm-border); color: var(--nm-muted); cursor: default; }
.nm-spinner { width: 14px; height: 14px; border: 2px solid rgba(255,255,255,.4); border-top-color: #fff; border-radius: 50%; display: none; animation: nm-spin 0.7s linear infinite; }
#nm-load-more-btn.nm-loading .nm-spinner { display: block; }
@keyframes nm-spin { to { transform: rotate(360deg); } }

/* ============================================================
   AUTHOR PAGE
   ============================================================ */
.nm-author-page { background: var(--nm-surface); border: 1px solid var(--nm-border); border-radius: var(--nm-r); margin-bottom: 28px; overflow: hidden; }
.nm-author-page__banner { height: 120px; background: linear-gradient(135deg, var(--nm-accent) 0%, var(--nm-gold) 100%); }
.nm-author-page__content { padding: 0 32px 28px; margin-top: -40px; }
.nm-author-page__avatar img { width: 80px; height: 80px; border-radius: 50%; border: 4px solid var(--nm-surface); }
.nm-author-page__name { font-family: var(--nm-font-head); font-size: 26px; font-weight: 700; margin: 12px 0 6px; }
.nm-author-page__bio { color: var(--nm-muted); font-size: 14px; line-height: 1.7; margin-bottom: 16px; }
.nm-author-page__stats { display: flex; gap: 24px; }
.nm-stat { text-align: center; }
.nm-stat__val { display: block; font-family: var(--nm-font-head); font-size: 24px; font-weight: 700; color: var(--nm-accent); }
.nm-stat__label { font-size: 11px; color: var(--nm-muted); font-family: var(--nm-font-ui); }

/* ============================================================
   COMMENTS
   ============================================================ */
.nm-comments { padding: 32px 36px; border-top: 1px solid var(--nm-border); }
.nm-comments__title { font-family: var(--nm-font-head); font-size: 22px; font-weight: 700; color: var(--nm-text); margin-bottom: 24px; }
.nm-comment-list { }
.nm-comment { display: flex; gap: 16px; padding: 20px 0; border-bottom: 1px solid var(--nm-border); }
.nm-comment:last-child { border-bottom: none; }
.nm-comment__avatar img { width: 48px; height: 48px; border-radius: 50%; border: 2px solid var(--nm-border); flex-shrink: 0; }
.nm-comment__author { font-weight: 700; font-family: var(--nm-font-ui); font-size: 14px; color: var(--nm-text); }
.nm-comment__date { font-size: 12px; color: var(--nm-muted); font-family: var(--nm-font-ui); margin-left: 10px; }
.nm-comment__text { font-size: 14px; color: var(--nm-text); line-height: 1.7; margin-top: 8px; }
.nm-comment__text p { margin-bottom: 8px; }

/* Comment form */
.nm-comment-form { margin-top: 32px; }
.nm-comment-form h3 { font-family: var(--nm-font-head); font-size: 20px; font-weight: 700; margin-bottom: 20px; }
.nm-form-group { margin-bottom: 16px; }
.nm-form-group label { display: block; font-size: 12px; font-weight: 700; font-family: var(--nm-font-ui); letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 6px; color: var(--nm-text); }
.nm-form-group input, .nm-form-group textarea { width: 100%; padding: 10px 14px; background: var(--nm-bg); border: 1px solid var(--nm-border); border-radius: var(--nm-r); font-size: 14px; font-family: var(--nm-font-body); color: var(--nm-text); transition: border-color 0.15s; }
.nm-form-group input:focus, .nm-form-group textarea:focus { outline: none; border-color: var(--nm-accent); }
.nm-form-group textarea { min-height: 120px; resize: vertical; }
.nm-btn { display: inline-block; padding: 12px 28px; background: var(--nm-accent); color: #fff; border: none; border-radius: var(--nm-r); font-family: var(--nm-font-ui); font-size: 13px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; cursor: pointer; transition: background 0.15s; }
.nm-btn:hover { background: var(--nm-accent2); color: #fff; text-decoration: none; }

/* ============================================================
   404 PAGE
   ============================================================ */
.nm-404 { text-align: center; padding: 80px 24px; background: var(--nm-surface); border: 1px solid var(--nm-border); border-radius: var(--nm-r); }
.nm-404__code { font-family: var(--nm-font-head); font-size: 120px; font-weight: 700; color: var(--nm-accent); line-height: 1; opacity: 0.15; margin-bottom: -40px; }
.nm-404__title { font-family: var(--nm-font-head); font-size: 32px; font-weight: 700; color: var(--nm-text); margin-bottom: 12px; position: relative; }
.nm-404__text { color: var(--nm-muted); font-size: 15px; margin-bottom: 28px; }

/* No results */
.nm-no-results { text-align: center; padding: 60px 24px; background: var(--nm-surface); border: 1px solid var(--nm-border); border-radius: var(--nm-r); }
.nm-no-results__icon { font-size: 48px; margin-bottom: 16px; }
.nm-no-results h2 { font-family: var(--nm-font-head); font-size: 24px; font-weight: 700; margin-bottom: 8px; }
.nm-no-results p { color: var(--nm-muted); margin-bottom: 20px; }

/* ============================================================
   FOOTER
   ============================================================ */
.nm-footer { background: var(--nm-text); color: #aaa; margin-top: 48px; }
.nm-footer__inner { max-width: 1440px; margin: 0 auto; padding: 48px 24px 24px; }
.nm-footer__cols { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 36px; }
.nm-footer__brand { font-family: var(--nm-font-head); font-size: 22px; color: #fff; margin-bottom: 12px; }
.nm-footer__tagline { font-size: 13px; color: #666; line-height: 1.6; }
.nm-footer__heading { font-family: var(--nm-font-ui); font-size: 11px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--nm-accent); margin-bottom: 16px; }
.nm-footer__nav { display: flex; flex-direction: column; gap: 8px; }
.nm-footer__nav a { font-size: 13px; color: #666; text-decoration: none; transition: color 0.15s; }
.nm-footer__nav a:hover { color: var(--nm-accent); }
.nm-footer__bottom { border-top: 1px solid #2a2a2a; padding-top: 20px; display: flex; justify-content: space-between; align-items: center; font-size: 12px; color: #444; gap: 16px; flex-wrap: wrap; }

/* ============================================================
   MOBILE NAV
   ============================================================ */
.nm-mobile-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.nm-mobile-toggle span { display: block; width: 22px; height: 2px; background: var(--nm-text); border-radius: 2px; transition: transform 0.2s, opacity 0.2s; }
.nm-mobile-toggle.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nm-mobile-toggle.is-active span:nth-child(2) { opacity: 0; }
.nm-mobile-toggle.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nm-mobile-nav { background: var(--nm-surface); border-bottom: 2px solid var(--nm-accent); padding: 16px 24px; }
.nm-mobile-nav__list { display: flex; flex-direction: column; gap: 4px; }
.nm-mobile-nav__list a { display: block; padding: 10px 12px; font-family: var(--nm-font-ui); font-size: 14px; font-weight: 600; color: var(--nm-text); border-radius: var(--nm-r); text-decoration: none; }
.nm-mobile-nav__list a:hover { background: var(--nm-accent); color: #fff; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  .nm-layout { grid-template-columns: 1fr var(--nm-sidebar-r); }
  .nm-sidebar-left { display: none; }
  .nm-grid { grid-template-columns: repeat(2, 1fr); }
  .nm-related__grid { grid-template-columns: repeat(2, 1fr); }
  .nm-footer__cols { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nm-layout { grid-template-columns: 1fr; }
  .nm-sidebar-right { position: static; }
  .nm-grid { grid-template-columns: 1fr; }
  .nm-related__grid { grid-template-columns: 1fr; }
  .nm-hero { grid-template-columns: 1fr; }
  .nm-hero__img { min-height: 200px; }
  .nm-nav { display: none; }
  .nm-mobile-toggle { display: flex; }
  .nm-article__header, .nm-article__body, .nm-author-box, .nm-related, .nm-post-nav, .nm-comments { padding-left: 20px; padding-right: 20px; }
  .nm-post-nav { grid-template-columns: 1fr; }
  .nm-footer__cols { grid-template-columns: 1fr; gap: 28px; }
}

@media (max-width: 480px) {
  .nm-article__title { font-size: 24px; }
  .nm-404__code { font-size: 80px; }
}