/*
Theme Name: N₂OAtlas
Theme URI: https://n2oatlas.ru
Author: N₂OAtlas
Description: Интерактивный научный атлас закиси азота — бирюзово-изумрудный акцент, карточки в стиле страниц атласа, рубрики как разделы энциклопедии
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 8.0
License: GNU General Public License v2 or later
Text Domain: n2oatlas
Tags: magazine, light, teal, science, atlas, translation-ready
*/

/* ===== ПЕРЕМЕННЫЕ ===== */
:root {
  --bg:           #f0f9f8;
  --surface:      #ffffff;
  --surface2:     #e8f6f4;
  --border:       #c5e8e3;
  --border-dark:  #8ecfc7;

  --accent:       #0d9488;
  --accent-dark:  #0f766e;
  --accent-light: #ccfbf1;
  --accent-hover: #14b8a6;

  --ink:          #134e4a;
  --ink-mid:      #2d6a64;
  --ink-ghost:    #5eada5;
  --ink-pale:     #99d6cf;

  --gold:         #d97706;
  --gold-light:   #fef3c7;

  --c-discovery:  #0ea5e9;
  --c-production: #10b981;
  --c-health:     #8b5cf6;
  --c-transport:  #ef4444;
  --c-ecology:    #22c55e;
  --c-law:        #f59e0b;
  --c-history:    #a16207;
  --c-interview:  #ec4899;

  --font-sans:  'Plus Jakarta Sans', 'Segoe UI', sans-serif;
  --font-serif: 'Lora', Georgia, serif;
  --font-mono:  'IBM Plex Mono', 'Courier New', monospace;
  --font-disp:  'Syne', 'Arial Black', sans-serif;

  --container:  1240px;
  --sidebar-w:  280px;
  --gap:        24px;
  --r:          8px;
  --r-md:       12px;
  --r-lg:       18px;
  --r-xl:       24px;

  --shadow-sm:  0 1px 3px rgba(13,148,136,.08), 0 1px 2px rgba(13,148,136,.06);
  --shadow:     0 4px 16px rgba(13,148,136,.12), 0 2px 6px rgba(13,148,136,.08);
  --shadow-lg:  0 12px 40px rgba(13,148,136,.16), 0 4px 12px rgba(13,148,136,.10);

  --ease:   cubic-bezier(.4,0,.2,1);
  --dur:    .2s;
  --t:      all var(--dur) var(--ease);
}

/* ===== СБРОС ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: var(--accent); text-decoration: none; transition: var(--t); }
a:hover { color: var(--accent-dark); }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul, ol { list-style: none; }

/* ===== ПОЛОСКА ПРОГРЕССА ===== */
#reading-progress {
  position: fixed; top: 0; left: 0; z-index: 9999;
  height: 3px; width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-hover));
  transition: width .1s linear;
}

/* ===== ТИКЕР ===== */
.ticker {
  background: var(--accent-dark);
  color: #fff;
  display: flex;
  align-items: center;
  height: 36px;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .04em;
}
.ticker-label {
  flex-shrink: 0;
  background: var(--gold);
  color: #fff;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0 14px;
  height: 100%;
  display: flex; align-items: center;
  letter-spacing: .1em;
}
.ticker-wrap { flex: 1; overflow: hidden; }
.ticker-track {
  display: inline-flex;
  gap: 40px;
  white-space: nowrap;
  animation: ticker 32s linear infinite;
}
.ticker-track:hover { animation-play-state: paused; }
.ticker-track a { color: rgba(255,255,255,.85); }
.ticker-track a:hover { color: #fff; }
.ticker-sep { color: rgba(255,255,255,.3); }
@keyframes ticker { from{transform:translateX(0)} to{transform:translateX(-50%)} }

/* ===== ШАПКА ===== */
.site-header {
  background: var(--surface);
  border-bottom: 2px solid var(--border);
  position: sticky; top: 0; z-index: 200;
  box-shadow: var(--shadow-sm);
}
.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
  height: 68px;
  display: flex; align-items: center; gap: 24px;
}
.site-logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-disp);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--accent-dark);
  letter-spacing: -.02em;
  flex-shrink: 0;
}
.logo-icon {
  width: 38px; height: 38px;
  background: var(--accent);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-size: .7rem;
  font-weight: 700;
  color: #fff;
  line-height: 1;
  text-align: center;
}
.logo-text span { color: var(--accent); }

.header-nav { flex: 1; }
.nav-list {
  display: flex; align-items: center; gap: 2px;
  list-style: none; margin: 0; padding: 0;
}
.nav-list li { list-style: none; }
.nav-list li a {
  display: block;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--ink-mid);
  padding: 8px 12px;
  border-radius: var(--r);
  transition: var(--t);
}
.nav-list li a:hover,
.nav-list li.current-menu-item > a {
  background: var(--accent-light);
  color: var(--accent-dark);
}

.header-actions { display: flex; align-items: center; gap: 8px; }
.btn-search {
  width: 36px; height: 36px;
  border-radius: var(--r);
  border: 1.5px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--ink-ghost);
  transition: var(--t);
}
.btn-search:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-light); }
.btn-subscribe {
  background: var(--accent);
  color: #fff;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 8px 18px;
  border-radius: var(--r);
  transition: var(--t);
}
.btn-subscribe:hover { background: var(--accent-dark); color: #fff; transform: translateY(-1px); }
.btn-hamburger {
  display: none;
  width: 36px; height: 36px;
  border-radius: var(--r);
  border: 1.5px solid var(--border);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
.btn-hamburger span {
  display: block;
  width: 18px; height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: var(--t);
}

/* ===== МОБИЛЬНОЕ МЕНЮ ===== */
.mobile-nav {
  position: fixed; top: 0; right: -100%;
  width: 280px; height: 100vh;
  background: var(--surface);
  border-left: 2px solid var(--border);
  z-index: 500;
  padding: 24px;
  transition: right .3s var(--ease);
  overflow-y: auto;
}
.mobile-nav.open { right: 0; }
.mobile-nav .nav-list { flex-direction: column; align-items: flex-start; gap: 2px; }
.mobile-nav .nav-list li a { font-size: .85rem; }
.site-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.4);
  z-index: 400;
  opacity: 0; pointer-events: none;
  transition: opacity .3s;
}
.site-overlay.open { opacity: 1; pointer-events: all; }

/* ===== ПОИСК-ОВЕРЛЕЙ ===== */
.search-overlay {
  position: fixed; inset: 0;
  background: rgba(13,148,136,.96);
  z-index: 600;
  display: flex; align-items: flex-start;
  justify-content: center;
  padding-top: 15vh;
  opacity: 0; pointer-events: none;
  transition: opacity .3s;
}
.search-overlay.open { opacity: 1; pointer-events: all; }
.search-form-wrap { width: 100%; max-width: 640px; padding: 0 20px; }
.search-form-wrap form { display: flex; }
.search-form-wrap input {
  flex: 1;
  padding: 16px 20px;
  font-size: 1.1rem;
  border: 2px solid rgba(255,255,255,.4);
  background: rgba(255,255,255,.1);
  color: #fff;
  border-radius: var(--r-md) 0 0 var(--r-md);
  outline: none;
}
.search-form-wrap input::placeholder { color: rgba(255,255,255,.6); }
.search-form-wrap button[type=submit] {
  background: #fff;
  color: var(--accent-dark);
  font-weight: 700;
  padding: 0 24px;
  border-radius: 0 var(--r-md) var(--r-md) 0;
  font-size: .85rem;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.search-close {
  position: absolute; top: 20px; right: 20px;
  color: rgba(255,255,255,.8);
  font-size: 1.5rem;
  background: rgba(255,255,255,.1);
  width: 40px; height: 40px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}

/* ===== ГЛАВНАЯ: HERO АТЛАС ===== */
.atlas-hero {
  max-width: var(--container);
  margin: 32px auto 0;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 24px;
  align-items: start;
}
.hero-card {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--r-xl);
  overflow: hidden;
  position: relative;
  min-height: 400px;
  display: flex;
  flex-direction: column;
  transition: var(--t);
}
.hero-card:hover { box-shadow: var(--shadow-lg); }
.hero-img {
  height: 260px;
  position: relative;
  overflow: hidden;
}
.hero-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s var(--ease); }
.hero-card:hover .hero-img img { transform: scale(1.04); }
.hero-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 700;
  opacity: .12;
  color: var(--accent);
  letter-spacing: .05em;
  background: linear-gradient(135deg, var(--accent-light), var(--surface2));
}
.hero-atlas-label {
  position: absolute; top: 16px; left: 16px;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-mono);
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
}
.hero-body { padding: 24px; flex: 1; display: flex; flex-direction: column; gap: 12px; }
.hero-meta { display: flex; align-items: center; gap: 10px; }
.hero-title {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink);
}
.hero-title a { color: inherit; }
.hero-title a:hover { color: var(--accent); }
.hero-excerpt { color: var(--ink-mid); font-size: .92rem; line-height: 1.6; }
.hero-footer { display: flex; align-items: center; justify-content: space-between; margin-top: auto; }
.hero-byline { font-size: .78rem; color: var(--ink-ghost); font-family: var(--font-mono); }
.btn-read {
  background: var(--accent);
  color: #fff;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 8px 18px;
  border-radius: var(--r);
  transition: var(--t);
}
.btn-read:hover { background: var(--accent-dark); color: #fff; transform: translateY(-1px); }

/* Боковые карточки hero */
.hero-side { display: flex; flex-direction: column; gap: 12px; }
.hero-mini {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  display: grid;
  grid-template-columns: 90px 1fr;
  transition: var(--t);
}
.hero-mini:hover { box-shadow: var(--shadow); border-color: var(--border-dark); }
.hero-mini-img {
  height: 90px;
  overflow: hidden;
  position: relative;
}
.hero-mini-img img { width: 100%; height: 100%; object-fit: cover; }
.mini-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-size: .85rem;
  font-weight: 700;
  opacity: .2;
  color: var(--accent);
}
.hero-mini-body { padding: 10px 12px; display: flex; flex-direction: column; gap: 6px; }
.hero-mini-title {
  font-size: .82rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--ink);
}
.hero-mini-title a { color: inherit; }
.hero-mini-title a:hover { color: var(--accent); }
.hero-mini-meta { font-size: .7rem; color: var(--ink-ghost); font-family: var(--font-mono); }

/* ===== НАВИГАЦИЯ ПО РАЗДЕЛАМ (ТАБЫ) ===== */
.atlas-sections {
  max-width: var(--container);
  margin: 36px auto 0;
  padding: 0 20px;
}
.sections-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px;
}
.sections-title {
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink-ghost);
}
.sections-tabs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.tab-btn {
  font-family: var(--font-mono);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 20px;
  border: 1.5px solid var(--border);
  color: var(--ink-mid);
  transition: var(--t);
  background: var(--surface);
}
.tab-btn:hover,
.tab-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ===== ОСНОВНОЙ LAYOUT ===== */
.site-body {
  max-width: var(--container);
  margin: 28px auto 0;
  padding: 0 20px 60px;
  display: grid;
  grid-template-columns: 1fr var(--sidebar-w);
  gap: 32px;
  align-items: start;
}
main { min-width: 0; }

/* ===== СЕТКА КАРТОЧЕК АТЛАСА ===== */
.atlas-feed-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 20px;
}
.feed-title {
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  display: flex; align-items: center; gap: 8px;
}
.feed-title::before {
  content: '';
  width: 3px; height: 14px;
  background: var(--accent);
  border-radius: 2px;
  display: inline-block;
}
.feed-count { color: var(--ink-ghost); font-size: .68rem; }

/* Сетка 2 колонки */
.atlas-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

/* Карточка-«страница атласа» */
.atlas-card {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--t);
  position: relative;
  opacity: 0;
  transform: translateY(16px);
}
.atlas-card.revealed { opacity: 1; transform: translateY(0); transition: opacity .4s var(--ease), transform .4s var(--ease), box-shadow .2s; }
.atlas-card:hover { box-shadow: var(--shadow); border-color: var(--border-dark); }

/* Угловой «номер страницы» атласа */
.card-page-num {
  position: absolute;
  top: 12px; right: 12px;
  font-family: var(--font-mono);
  font-size: .6rem;
  color: var(--ink-pale);
  font-weight: 700;
  letter-spacing: .08em;
  z-index: 2;
}

.card-img {
  height: 170px;
  overflow: hidden;
  position: relative;
  background: var(--surface2);
}
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s var(--ease); }
.atlas-card:hover .card-img img { transform: scale(1.06); }
.card-placeholder {
  width: 100%; height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: .75rem;
  font-weight: 700;
  color: var(--accent);
  opacity: .25;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.card-placeholder-formula { font-size: 1.4rem; }

.card-body { padding: 16px 18px; flex: 1; display: flex; flex-direction: column; gap: 10px; }
.card-title {
  font-family: var(--font-serif);
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--ink);
}
.card-title a { color: inherit; }
.card-title a:hover { color: var(--accent); }
.card-excerpt { font-size: .82rem; color: var(--ink-mid); line-height: 1.55; flex: 1; }
.card-footer {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 10px;
  border-top: 1px solid var(--border);
  margin-top: auto;
}
.card-meta {
  font-size: .7rem;
  color: var(--ink-ghost);
  font-family: var(--font-mono);
  display: flex; align-items: center; gap: 8px;
}
.card-meta-sep { opacity: .4; }
.card-views { display: flex; align-items: center; gap: 4px; color: var(--ink-ghost); font-size: .7rem; font-family: var(--font-mono); }

/* ===== БЕЙДЖ РУБРИКИ ===== */
.cat-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .6rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 4px;
}
.cat-discovery  { background: #eff6ff; color: #1d4ed8; }
.cat-production { background: #f0fdf4; color: #166534; }
.cat-health     { background: #f3e8ff; color: #6d28d9; }
.cat-transport  { background: #fee2e2; color: #b91c1c; }
.cat-ecology    { background: #ecfdf5; color: #065f46; }
.cat-law        { background: #fff7ed; color: #c2410c; }
.cat-history    { background: #fef3c7; color: #92400e; }
.cat-interview  { background: #fdf2f8; color: #9d174d; }
.cat-default    { background: #f1f5f9; color: #64748b; }

/* ===== КНОПКА «ЗАГРУЗИТЬ ЕЩЁ» ===== */
.load-more-wrap { text-align: center; padding: 28px 0 0; }
.btn-load-more {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--surface);
  border: 2px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 12px 28px;
  border-radius: var(--r);
  transition: var(--t);
}
.btn-load-more:hover { background: var(--accent); color: #fff; }
.btn-load-more:disabled { opacity: .5; cursor: default; }

/* ===== ПАГИНАЦИЯ ===== */
.pagination {
  display: flex; align-items: center; justify-content: center;
  gap: 6px;
  padding: 40px 0;
}
.page-numbers {
  display: flex; align-items: center; justify-content: center;
  width: 38px; height: 38px;
  border: 1.5px solid var(--border);
  border-radius: var(--r);
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 700;
  color: var(--ink-mid);
  transition: var(--t);
  text-decoration: none;
}
.page-numbers:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-light); }
.page-numbers.current { border-color: var(--accent); background: var(--accent); color: #fff; }
.page-numbers.dots { border-color: transparent; color: var(--ink-ghost); width: auto; padding: 0 4px; }
.nav-links { display: flex; align-items: center; gap: 6px; justify-content: center; }

/* ===== САЙДБАР ===== */
.sidebar { display: flex; flex-direction: column; gap: 24px; }
.widget {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.widget-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 8px;
}
.widget-icon {
  width: 28px; height: 28px;
  background: var(--accent-light);
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
  font-size: .85rem;
}
.widget-title {
  font-family: var(--font-mono);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-mid);
}
.widget-body { padding: 16px 20px; }

/* Счётчик открытия */
.discovery-counter { text-align: center; }
.discovery-year { font-family: var(--font-mono); font-size: .7rem; color: var(--ink-ghost); letter-spacing: .08em; margin-bottom: 6px; }
.discovery-num {
  font-family: var(--font-disp);
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
}
.discovery-label { font-size: .78rem; color: var(--ink-mid); margin-top: 6px; }

/* Формула N₂O SVG */
.molecule-svg { display: block; width: 100%; max-width: 180px; margin: 0 auto; }

/* Популярные */
.popular-list { display: flex; flex-direction: column; gap: 0; }
.popular-item {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 10px;
  align-items: start;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.popular-item:last-child { border-bottom: none; }
.popular-num {
  font-family: var(--font-disp);
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--ink-pale);
  line-height: 1;
  padding-top: 2px;
}
.popular-title { font-size: .8rem; font-weight: 600; line-height: 1.35; color: var(--ink); }
.popular-title a { color: inherit; }
.popular-title a:hover { color: var(--accent); }
.popular-views { font-size: .68rem; color: var(--ink-ghost); font-family: var(--font-mono); margin-top: 4px; }

/* Рубрики */
.cat-list { display: flex; flex-direction: column; gap: 4px; }
.cat-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 12px;
  border-radius: var(--r);
  border: 1px solid transparent;
  transition: var(--t);
}
.cat-item:hover { background: var(--surface2); border-color: var(--border); }
.cat-item-left { display: flex; align-items: center; gap: 8px; }
.cat-dot { width: 8px; height: 8px; border-radius: 50%; }
.cat-name { font-size: .82rem; font-weight: 600; color: var(--ink); }
.cat-name:hover { color: var(--accent); }
.cat-cnt { font-family: var(--font-mono); font-size: .68rem; color: var(--ink-ghost); font-weight: 700; }

/* Теги */
.tags-cloud { display: flex; flex-wrap: wrap; gap: 6px; }
.tag-link {
  background: var(--surface2);
  color: var(--ink-mid);
  font-size: .72rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 20px;
  border: 1px solid var(--border);
  transition: var(--t);
}
.tag-link:hover { background: var(--accent-light); border-color: var(--accent); color: var(--accent-dark); }

/* GWP-калькулятор */
.gwp-calc { display: flex; flex-direction: column; gap: 10px; }
.gwp-input-row { display: flex; gap: 8px; }
.gwp-input {
  flex: 1;
  padding: 8px 12px;
  border: 1.5px solid var(--border);
  border-radius: var(--r);
  font-size: .85rem;
  font-family: var(--font-mono);
  color: var(--ink);
  background: var(--bg);
  outline: none;
  transition: var(--t);
}
.gwp-input:focus { border-color: var(--accent); }
.gwp-btn {
  background: var(--accent);
  color: #fff;
  font-size: .72rem;
  font-weight: 700;
  padding: 8px 14px;
  border-radius: var(--r);
  letter-spacing: .06em;
  text-transform: uppercase;
  transition: var(--t);
}
.gwp-btn:hover { background: var(--accent-dark); }
.gwp-result {
  background: var(--accent-light);
  border: 1.5px solid var(--border);
  border-radius: var(--r);
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--accent-dark);
  display: none;
}
.gwp-result.show { display: block; }

/* Подписка */
.subscribe-form { display: flex; flex-direction: column; gap: 10px; }
.subscribe-desc { font-size: .82rem; color: var(--ink-mid); line-height: 1.5; }
.subscribe-input {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--r);
  font-size: .85rem;
  color: var(--ink);
  background: var(--bg);
  outline: none;
  transition: var(--t);
}
.subscribe-input:focus { border-color: var(--accent); }
.subscribe-btn {
  width: 100%;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 10px;
  border-radius: var(--r);
  transition: var(--t);
}
.subscribe-btn:hover { background: var(--accent-dark); }

/* Факт дня */
.fact-box {
  background: var(--accent-light);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--r) var(--r) 0;
  padding: 14px 16px;
  font-size: .83rem;
  color: var(--ink-mid);
  line-height: 1.6;
  font-style: italic;
}
.fact-source { font-size: .7rem; color: var(--ink-ghost); margin-top: 8px; font-style: normal; font-family: var(--font-mono); }

/* ===== ОДИНОЧНАЯ СТАТЬЯ ===== */
.single-wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px 60px;
  display: grid;
  grid-template-columns: 1fr var(--sidebar-w);
  gap: 32px;
  align-items: start;
}

.breadcrumbs {
  font-size: .75rem;
  color: var(--ink-ghost);
  font-family: var(--font-mono);
  margin: 24px 0 20px;
  display: flex; align-items: center; gap: 6px;
}
.breadcrumbs a { color: var(--ink-ghost); }
.breadcrumbs a:hover { color: var(--accent); }
.breadcrumbs .sep { opacity: .4; }

.article-header { margin-bottom: 28px; }
.article-cats { display: flex; gap: 8px; margin-bottom: 14px; }
.article-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink);
  margin-bottom: 14px;
}
.article-subtitle {
  font-size: 1.05rem;
  color: var(--ink-mid);
  line-height: 1.6;
  font-style: italic;
  margin-bottom: 20px;
  border-left: 3px solid var(--accent);
  padding-left: 16px;
}
.article-byline {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.byline-avatar { width: 42px; height: 42px; border-radius: 50%; border: 2px solid var(--border); overflow: hidden; flex-shrink: 0; }
.byline-avatar img { width: 100%; height: 100%; object-fit: cover; }
.byline-info { flex: 1; }
.byline-name { font-weight: 700; font-size: .88rem; color: var(--ink); }
.byline-role { font-size: .75rem; color: var(--ink-ghost); }
.byline-stats {
  display: flex; gap: 16px;
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--ink-ghost);
}
.byline-stat { display: flex; align-items: center; gap: 4px; }

.article-hero-img {
  border-radius: var(--r-lg);
  overflow: hidden;
  margin-bottom: 32px;
  height: 380px;
  position: relative;
}
.article-hero-img img { width: 100%; height: 100%; object-fit: cover; }
.article-hero-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-size: 3rem;
  font-weight: 900;
  color: var(--accent);
  opacity: .15;
  background: linear-gradient(135deg, var(--accent-light), var(--surface2));
}

.article-body {
  font-size: .96rem;
  line-height: 1.8;
  color: var(--ink);
}
.article-body p { margin-bottom: 1.4em; }
.article-body p:first-of-type::first-letter {
  float: left;
  font-family: var(--font-disp);
  font-size: 3.5em;
  font-weight: 900;
  color: var(--accent);
  line-height: .85;
  margin: 4px 10px 0 0;
  padding: 4px 6px;
  background: var(--accent-light);
  border-radius: 6px;
}
.article-body h2 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--ink);
  margin: 2em 0 .8em;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--accent-light);
  position: relative;
}
.article-body h2::before {
  content: '';
  position: absolute; bottom: -2px; left: 0;
  width: 40px; height: 2px;
  background: var(--accent);
}
.article-body h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ink);
  margin: 1.6em 0 .6em;
}
.article-body blockquote {
  background: var(--surface2);
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  padding: 20px 24px;
  margin: 1.8em 0;
  font-style: italic;
  font-size: 1.05rem;
  color: var(--ink-mid);
  line-height: 1.7;
}
.article-body ul, .article-body ol { padding-left: 1.4em; margin-bottom: 1.4em; }
.article-body ul li { list-style: disc; margin-bottom: .4em; }
.article-body ol li { list-style: decimal; margin-bottom: .4em; }
.article-body a { color: var(--accent); border-bottom: 1px solid var(--accent-light); }
.article-body a:hover { color: var(--accent-dark); border-color: var(--accent); }
.article-body strong { font-weight: 700; color: var(--ink); }
.article-body em { font-style: italic; color: var(--ink-mid); }
.article-body code {
  font-family: var(--font-mono);
  font-size: .85em;
  background: var(--surface2);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--accent-dark);
}

.article-tags-share {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  padding: 20px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin: 32px 0;
}
.share-btns { display: flex; gap: 8px; }
.share-btn {
  display: flex; align-items: center; gap: 6px;
  font-size: .75rem;
  font-weight: 700;
  padding: 7px 14px;
  border-radius: var(--r);
  transition: var(--t);
  letter-spacing: .04em;
}
.share-tg { background: #29b6f6; color: #fff; }
.share-vk { background: #0077ff; color: #fff; }
.share-x  { background: #000; color: #fff; }
.share-btn:hover { opacity: .85; color: #fff; transform: translateY(-1px); }

.author-box {
  background: var(--surface2);
  border: 1.5px solid var(--border);
  border-radius: var(--r-lg);
  padding: 24px;
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 16px;
  margin: 32px 0;
}
.author-box-avatar { width: 64px; height: 64px; border-radius: 50%; border: 2px solid var(--border); overflow: hidden; }
.author-box-avatar img { width: 100%; height: 100%; object-fit: cover; }
.author-box-name { font-weight: 700; color: var(--ink); margin-bottom: 2px; }
.author-box-role { font-size: .78rem; color: var(--ink-ghost); font-family: var(--font-mono); margin-bottom: 8px; }
.author-box-bio { font-size: .85rem; color: var(--ink-mid); line-height: 1.6; }

.related-posts { margin: 40px 0 0; }
.related-title {
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
  display: flex; align-items: center; gap: 8px;
}
.related-title::before { content: ''; width: 3px; height: 14px; background: var(--accent); border-radius: 2px; display: inline-block; }
.related-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.related-card {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: var(--t);
}
.related-card:hover { box-shadow: var(--shadow); border-color: var(--border-dark); }
.related-img { height: 100px; overflow: hidden; background: var(--surface2); }
.related-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.related-card:hover .related-img img { transform: scale(1.06); }
.related-body { padding: 12px 14px; }
.related-card-title { font-size: .82rem; font-weight: 600; line-height: 1.35; color: var(--ink); }
.related-card-title a { color: inherit; }
.related-card-title a:hover { color: var(--accent); }
.related-date { font-size: .68rem; color: var(--ink-ghost); font-family: var(--font-mono); margin-top: 6px; }

/* ===== СТРАНИЦА РУБРИКИ ===== */
.cat-page-header {
  background: var(--surface);
  border-bottom: 2px solid var(--border);
  padding: 36px 0;
}
.cat-page-header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
  display: flex; align-items: center; gap: 24px;
}
.cat-page-icon {
  width: 64px; height: 64px;
  border-radius: var(--r-lg);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem;
  flex-shrink: 0;
}
.cat-page-name {
  font-family: var(--font-disp);
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--ink);
}
.cat-page-desc { font-size: .92rem; color: var(--ink-mid); margin-top: 4px; }
.cat-page-count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: .75rem;
  color: var(--ink-ghost);
  text-align: right;
}

/* ===== СТРАНИЦА АВТОРА ===== */
.author-page-header {
  background: linear-gradient(135deg, var(--accent-dark) 0%, var(--accent) 100%);
  color: #fff;
  padding: 48px 0;
}
.author-page-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
  display: flex; align-items: center; gap: 32px;
}
.author-page-avatar {
  width: 100px; height: 100px;
  border-radius: 50%;
  border: 4px solid rgba(255,255,255,.3);
  overflow: hidden;
  flex-shrink: 0;
  background: rgba(255,255,255,.1);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-disp);
  font-size: 2rem;
  font-weight: 900;
  color: #fff;
}
.author-page-avatar img { width: 100%; height: 100%; object-fit: cover; }
.author-page-name {
  font-family: var(--font-disp);
  font-size: 2rem;
  font-weight: 900;
}
.author-page-role { opacity: .75; margin-top: 4px; font-size: .9rem; font-family: var(--font-mono); letter-spacing: .06em; }
.author-page-bio { margin-top: 12px; line-height: 1.65; opacity: .9; font-size: .95rem; max-width: 580px; }
.author-page-stats {
  margin-top: 16px;
  display: flex; gap: 24px;
}
.author-stat { text-align: center; }
.author-stat-num { font-family: var(--font-disp); font-size: 1.5rem; font-weight: 900; }
.author-stat-label { font-size: .72rem; opacity: .7; font-family: var(--font-mono); letter-spacing: .06em; }

/* ===== PAGE (базовые страницы) ===== */
.page-wrap {
  max-width: 860px;
  margin: 40px auto 60px;
  padding: 0 20px;
}
.page-header { margin-bottom: 32px; }
.page-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
}
.page-divider {
  height: 3px;
  width: 60px;
  background: var(--accent);
  border-radius: 2px;
}
.page-content {
  font-size: .96rem;
  line-height: 1.8;
  color: var(--ink);
}
.page-content h2 { font-family: var(--font-serif); font-size: 1.35rem; font-weight: 700; margin: 2em 0 .7em; color: var(--ink); }
.page-content h3 { font-size: 1.1rem; font-weight: 700; margin: 1.5em 0 .5em; }
.page-content p { margin-bottom: 1.3em; }
.page-content ul, .page-content ol { padding-left: 1.4em; margin-bottom: 1.3em; }
.page-content ul li { list-style: disc; margin-bottom: .4em; }
.page-content ol li { list-style: decimal; margin-bottom: .4em; }
.page-content blockquote {
  border-left: 4px solid var(--accent);
  padding: 16px 20px;
  background: var(--surface2);
  border-radius: 0 var(--r) var(--r) 0;
  margin: 1.5em 0;
  font-style: italic;
  color: var(--ink-mid);
}
.page-content a { color: var(--accent); }
.page-content a:hover { color: var(--accent-dark); }
.page-content strong { font-weight: 700; }

/* Info-блоки для about/info страниц */
.info-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 20px; margin: 32px 0; }
.info-card {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--r-lg);
  padding: 24px;
}
.info-card-icon { font-size: 1.8rem; margin-bottom: 12px; }
.info-card-title { font-weight: 700; font-size: .95rem; color: var(--ink); margin-bottom: 6px; }
.info-card-desc { font-size: .85rem; color: var(--ink-mid); line-height: 1.55; }

/* Глоссарий */
.glossary-item { border-bottom: 1px solid var(--border); padding: 18px 0; }
.glossary-item:last-child { border-bottom: none; }
.glossary-term { font-weight: 700; font-size: 1rem; color: var(--accent-dark); margin-bottom: 6px; display: flex; align-items: center; gap: 8px; }
.glossary-formula { font-family: var(--font-mono); font-size: .78rem; color: var(--ink-ghost); background: var(--surface2); padding: 2px 8px; border-radius: 4px; }
.glossary-def { font-size: .88rem; color: var(--ink-mid); line-height: 1.6; }

/* ===== ПОИСК ===== */
.search-results-header {
  max-width: var(--container);
  margin: 32px auto 0;
  padding: 0 20px;
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--ink-ghost);
}
.search-results-header strong { color: var(--ink); }
.no-results {
  text-align: center;
  padding: 60px 20px;
  color: var(--ink-ghost);
}
.no-results-icon { font-size: 3rem; margin-bottom: 16px; opacity: .3; }
.no-results h2 { font-size: 1.2rem; color: var(--ink); margin-bottom: 8px; }
.no-results p { font-size: .9rem; }
.search-form-inline {
  display: flex;
  max-width: 480px;
  margin: 20px auto 0;
}
.search-form-inline input {
  flex: 1;
  padding: 10px 16px;
  border: 2px solid var(--border);
  border-radius: var(--r) 0 0 var(--r);
  font-size: .9rem;
  outline: none;
  transition: var(--t);
}
.search-form-inline input:focus { border-color: var(--accent); }
.search-form-inline button {
  background: var(--accent);
  color: #fff;
  padding: 10px 20px;
  border-radius: 0 var(--r) var(--r) 0;
  font-weight: 700;
  font-size: .82rem;
}

/* ===== 404 ===== */
.error-404-wrap {
  max-width: 600px;
  margin: 80px auto;
  padding: 0 20px;
  text-align: center;
}
.error-404-formula {
  font-family: var(--font-disp);
  font-size: 6rem;
  font-weight: 900;
  color: var(--accent);
  opacity: .15;
  line-height: 1;
}
.error-404-title { font-family: var(--font-serif); font-size: 1.8rem; font-weight: 700; color: var(--ink); margin-bottom: 12px; }
.error-404-desc { color: var(--ink-mid); margin-bottom: 28px; }
.error-404-btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  padding: 12px 28px;
  border-radius: var(--r);
  transition: var(--t);
}
.error-404-btn:hover { background: var(--accent-dark); color: #fff; transform: translateY(-1px); }

/* ===== ФУТЕР ===== */
.site-footer {
  background: var(--ink);
  color: rgba(255,255,255,.75);
}
.footer-grid {
  max-width: var(--container);
  margin: 0 auto;
  padding: 56px 20px 36px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
}
.footer-brand-name {
  font-family: var(--font-disp);
  font-size: 1.4rem;
  font-weight: 900;
  color: #fff;
  margin-bottom: 8px;
}
.footer-brand-desc { font-size: .83rem; line-height: 1.6; margin-bottom: 16px; }
.footer-socials { display: flex; gap: 8px; }
.social-btn {
  width: 34px; height: 34px;
  border-radius: 8px;
  background: rgba(255,255,255,.08);
  display: flex; align-items: center; justify-content: center;
  font-size: .85rem;
  color: rgba(255,255,255,.7);
  transition: var(--t);
}
.social-btn:hover { background: var(--accent); color: #fff; }
.footer-col-title {
  font-family: var(--font-mono);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  margin-bottom: 16px;
}
.footer-links { display: flex; flex-direction: column; gap: 8px; }
.footer-links a {
  font-size: .83rem;
  color: rgba(255,255,255,.65);
  transition: var(--t);
}
.footer-links a:hover { color: var(--accent-hover); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  max-width: var(--container);
  margin: 0 auto;
  padding: 20px 20px;
  display: flex; align-items: center; justify-content: space-between;
  font-size: .75rem;
  color: rgba(255,255,255,.35);
  font-family: var(--font-mono);
}
.footer-cas { color: rgba(255,255,255,.2); }

/* ===== АДАПТИВ ===== */
@media (max-width: 1100px) {
  :root { --sidebar-w: 240px; --gap: 18px; }
  .atlas-hero { grid-template-columns: 1fr 280px; }
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
  .footer-grid > div:first-child { grid-column: span 3; }
}

@media (max-width: 768px) {
  :root { --sidebar-w: 0px; }
  .site-body { grid-template-columns: 1fr; }
  .sidebar { display: none; }
  .atlas-hero { grid-template-columns: 1fr; }
  .hero-side { display: none; }
  .atlas-grid { grid-template-columns: 1fr; }
  .header-nav { display: none; }
  .btn-hamburger { display: flex; }
  .btn-subscribe { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > div:first-child { grid-column: span 2; }
  .single-wrap { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; gap: 12px; }
  .info-grid { grid-template-columns: 1fr; }
  .author-page-inner { flex-direction: column; text-align: center; }
  .author-page-stats { justify-content: center; }
}

@media (max-width: 480px) {
  .atlas-grid { grid-template-columns: 1fr; }
  .sections-tabs { overflow-x: auto; flex-wrap: nowrap; padding-bottom: 4px; }
  .article-title { font-size: 1.4rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-grid > div:first-child { grid-column: span 1; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}