/*
 * ============================================================
 *  PATHOLOGIARIUM — DESIGN SYSTEM
 *  Версия: 1.0
 * ============================================================
 *
 *  ГАЙДЛАЙНЫ ДИЗАЙНА
 *  -----------------
 *
 *  1. ГЕОМЕТРИЯ
 *     - Никаких скруглений (border-radius: 0 везде).
 *     - Разрешены прямые геометрические формы: прямоугольники,
 *       линии, ромбы (через transform: rotate(45deg)).
 *     - Акцентные маркеры — только через border-left или ::before.
 *
 *  2. ТИПОГРАФИКА
 *     - Заголовки: "IM Fell English" (serif, italic) — тематически 
 *       соответствует «архивному» стилю.
 *     - UI/монопространственный текст: "Inconsolata" — терминальная,
 *       читается на всех языках одинаково.
 *     - Основной текст: "Noto Serif" — превосходная поддержка 
 *       кириллицы и других систем письма.
 *     - Никаких эмодзи в тексте — только SVG-иконки или ASCII/Unicode
 *       математические символы (∅, ◦, →, ×, +, ○, □).
 *
 *  3. ИКОНКИ
 *     - Встроенные SVG через background-image или inline <svg>.
 *     - Допустимые ASCII-символы: → ← ↑ ↓ × + − ∅ ◦ □ ○ ◆ ▸ ▪
 *     - Запрещены: эмодзи (U+1F000 и выше), Noto Color Emoji,
 *       любые символы, рендерящиеся как цветные pictograph.
 *     - Перед использованием символа — проверить в браузере на 
 *       нескольких ОС (Mac/Win/Android).
 *
 *  4. ЦВЕТ
 *     - Режим: тональная окраска всей страницы (dark base).
 *     - Акцентный цвет: --accent (#4a9ab8) — для интерактивных 
 *       элементов, ссылок, активных состояний.
 *     - Цвета карточек: через CSS-переменную --card-color (inline).
 *     - Нельзя вводить новые цвета без добавления в :root.
 *
 *  5. ТЕМЫ
 *     - Поддерживаются: тёмная (по умолчанию) и светлая.
 *     - Переключение: атрибут data-theme="light" на <html>.
 *     - Все цвета — только через CSS-переменные, никаких хардкодов.
 *
 *  6. АДАПТИВНОСТЬ
 *     - Мобильная: < 600px
 *     - Планшет: 600–900px
 *     - ПК: > 900px
 *     - Минимальная ширина контента: 320px.
 *
 *  7. АНИМАЦИИ
 *     - Только fadeIn и fadeDown (уже определены ниже).
 *     - Transition: 0.15–0.25s ease — не быстрее, не медленнее.
 *     - Без bounce, elastic, spring-анимаций.
 *
 *  8. СТРУКТУРА ФАЙЛОВ
 *     - Этот файл: все базовые стили системы.
 *     - index.html: только разметка + подключение этого файла.
 *     - template.html: только разметка + подключение этого файла.
 *     - Страничные стили (если нужны) — в <style> внутри <head>.
 *
 * ============================================================
 */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=IM+Fell+English:ital@0;1&family=Inconsolata:wght@400;600;700&family=Noto+Serif:ital,wght@0,400;0,700;1,400&display=swap');

/* ── CSS Variables — Dark (default) ── */
:root {
  --bg:              #080a0c;
  --bg2:             #0d1014;
  --bg3:             #121518;
  --bg4:             #171b1f;
  --border:          #1e242a;
  --border-accent:   #2a3a4a;
  --text:            #b0bcc8;
  --text-dim:        #506070;
  --text-bright:     #d8e8f0;
  --accent:          #4a9ab8;
  --accent-dim:      rgba(74, 154, 184, 0.12);
  --gold:            #c8a840;
  --silver:          #8a9aaa;

  --font-display:  'IM Fell English', serif;
  --font-mono:     'Inconsolata', monospace;
  --font-body:     'Noto Serif', serif;

  --nav-height:    48px;
  --layout-max:    1100px;
  --layout-pad:    24px;
}

/* ── Light Theme ── */
[data-theme="light"] {
  --bg:              #f4f1ea;
  --bg2:             #ede9df;
  --bg3:             #e6e2d6;
  --bg4:             #ddd9cc;
  --border:          #c8c0b0;
  --border-accent:   #a89880;
  --text:            #3a3028;
  --text-dim:        #786858;
  --text-bright:     #1a1208;
  --accent:          #2a7a98;
  --accent-dim:      rgba(42, 122, 152, 0.12);
  --gold:            #a07820;
  --silver:          #607080;
}

/* ── Reset ── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* ── Base ── */
html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  min-height: 100vh;
  transition: background 0.3s ease, color 0.3s ease;
}

/* Subtle noise texture overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

/* ── Layout ── */
.layout {
  max-width: var(--layout-max);
  margin: 0 auto;
  padding: 0 var(--layout-pad);
  position: relative;
  z-index: 1;
}

/* ── Navigation ── */
.wiki-nav {
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 200;
  background: var(--bg);
  width: 100%;
}

.wiki-nav-inner {
  max-width: var(--layout-max);
  margin: 0 auto;
  padding: 0 var(--layout-pad);
  height: var(--nav-height);
  display: flex;
  align-items: center;
  gap: 0;
}

.wiki-logo {
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-bright);
  text-decoration: none;
  padding: 6px 14px;
  border: 1px solid var(--border-accent);
  flex-shrink: 0;
  transition: background 0.15s, border-color 0.15s;
}

.wiki-logo:hover {
  background: var(--accent-dim);
  border-color: var(--accent);
}

.wiki-back {
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  text-decoration: none;
  padding: 6px 14px;
  border-left: 1px solid var(--border);
  transition: color 0.15s;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 6px;
  height: var(--nav-height);
}

.wiki-back:hover { color: var(--text-bright); }

/* Back arrow — ASCII only, no emoji */
.wiki-back::before {
  content: '\2190'; /* ← */
  font-size: 12px;
}

.wiki-breadcrumb {
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  padding: 0 14px;
  border-left: 1px solid var(--border);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}

.wiki-breadcrumb span { color: var(--text); }

/* Nav spacer — pushes theme toggle to the right */
.wiki-nav-spacer { flex: 1; }

/* ── Theme Toggle ── */
.theme-toggle {
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  background: none;
  border: none;
  border-left: 1px solid var(--border);
  padding: 0 14px;
  height: var(--nav-height);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color 0.15s;
  flex-shrink: 0;
}

.theme-toggle:hover { color: var(--text-bright); }

/* Sun/Moon icons via SVG background */
.theme-toggle-icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

/* Dark mode: show sun (to switch to light) */
.theme-toggle-icon {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23506070' stroke-width='2' stroke-linecap='square'%3E%3Ccircle cx='12' cy='12' r='4'/%3E%3Cline x1='12' y1='2' x2='12' y2='5'/%3E%3Cline x1='12' y1='19' x2='12' y2='22'/%3E%3Cline x1='4.22' y1='4.22' x2='6.34' y2='6.34'/%3E%3Cline x1='17.66' y1='17.66' x2='19.78' y2='19.78'/%3E%3Cline x1='2' y1='12' x2='5' y2='12'/%3E%3Cline x1='19' y1='12' x2='22' y2='12'/%3E%3Cline x1='4.22' y1='19.78' x2='6.34' y2='17.66'/%3E%3Cline x1='17.66' y1='6.34' x2='19.78' y2='4.22'/%3E%3C/svg%3E");
}

/* Light mode: show moon (to switch to dark) */
[data-theme="light"] .theme-toggle-icon {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23786858' stroke-width='2' stroke-linecap='square'%3E%3Cpath d='M21 12.79A9 9 0 1 1 11.21 3a7 7 0 0 0 9.79 9.79z'/%3E%3C/svg%3E");
}

/* ── Section Label ── */
.section-label {
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-dim);
  padding: 36px 0 18px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.section-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ── Hero ── */
.hero {
  padding: 64px 0 48px;
  text-align: center;
  animation: fadeDown 0.6s 0.1s ease both;
  position: relative;
}

.hero-eyebrow {
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.hero-eyebrow::before,
.hero-eyebrow::after {
  content: '';
  display: block;
  height: 1px;
  width: 60px;
  background: var(--border-accent);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 10vw, 6rem);
  color: var(--text-bright);
  line-height: 1;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1rem, 3vw, 1.3rem);
  color: var(--text-dim);
  margin-bottom: 24px;
}

.hero-description {
  max-width: 580px;
  margin: 0 auto 32px;
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.9;
  padding: 0 8px;
}

.hero-stats {
  display: inline-flex;
  border: 1px solid var(--border);
  flex-wrap: wrap;
  justify-content: center;
}

.hero-stat {
  padding: 10px 24px;
  border-right: 1px solid var(--border);
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  text-transform: uppercase;
}

.hero-stat:last-child { border-right: none; }

.hero-stat b {
  display: block;
  font-size: 20px;
  color: var(--text-bright);
  letter-spacing: 0;
  margin-bottom: 2px;
}

/* ── Search Bar ── */
.search-bar {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--border-accent);
  background: var(--bg2);
  animation: fadeIn 0.6s 0.25s ease both;
  margin-bottom: 1px;
  position: relative;
}

.search-icon {
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 10px;
  color: var(--text-dim);
  padding: 0 14px;
  border-right: 1px solid var(--border);
  height: 46px;
  display: flex;
  align-items: center;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  flex-shrink: 0;
  user-select: none;
  gap: 8px;
}

/* Search SVG icon inline */
.search-icon-svg {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23506070' stroke-width='2' stroke-linecap='square'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cline x1='16.5' y1='16.5' x2='22' y2='22'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
}

.search-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-bright);
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 13px;
  letter-spacing: 0.05em;
  padding: 0 16px;
  height: 46px;
}

.search-input::placeholder {
  color: var(--text-dim);
  font-style: italic;
}

.search-count {
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 10px;
  color: var(--text-dim);
  padding: 0 14px;
  border-left: 1px solid var(--border);
  height: 46px;
  display: flex;
  align-items: center;
  letter-spacing: 0.1em;
  white-space: nowrap;
  flex-shrink: 0;
}

.search-clear {
  background: none;
  border: none;
  border-left: 1px solid var(--border);
  color: var(--text-dim);
  cursor: pointer;
  padding: 0 14px;
  height: 46px;
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 14px;
  transition: color 0.15s;
  display: none;
  align-items: center;
  flex-shrink: 0;
}

.search-clear:hover { color: var(--text-bright); }
.search-clear.visible { display: flex; }

/* ── Filter Bar ── */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 12px 0;
  animation: fadeIn 0.6s 0.3s ease both;
  border-bottom: 1px solid var(--border);
}

.filter-label {
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  padding-right: 8px;
  border-right: 1px solid var(--border);
  margin-right: 4px;
  flex-shrink: 0;
}

.filter-btn {
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 9px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}

.filter-btn:hover {
  border-color: var(--border-accent);
  color: var(--text);
}

.filter-btn.active {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

/* ── Disease Grid ── */
.disease-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  animation: fadeIn 0.7s 0.4s ease both;
  margin-bottom: 1px;
}

.disease-card {
  background: var(--bg2);
  padding: 28px 24px;
  text-decoration: none;
  display: block;
  position: relative;
  overflow: hidden;
  transition: background 0.25s;
}

.disease-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--card-color, var(--accent));
  opacity: 0.6;
  transition: opacity 0.25s, width 0.25s;
}

.disease-card:hover { background: var(--bg3); }
.disease-card:hover::before { opacity: 1; width: 4px; }

.disease-card.hidden { display: none; }

/* ── Card Contents ── */
.card-threat {
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--card-color, var(--accent));
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-threat::before {
  content: '';
  display: block;
  width: 12px;
  min-width: 12px;
  height: 1px;
  background: var(--card-color, var(--accent));
  opacity: 0.7;
}

.card-name-sci {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.2rem, 3vw, 1.55rem);
  color: var(--text-bright);
  line-height: 1.2;
  margin-bottom: 4px;
  display: block;
}

.card-name-ru {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 14px;
  display: block;
}

.card-desc {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.7;
  margin-bottom: 18px;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-bottom: 14px;
}

.card-tag {
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.1em;
  padding: 2px 7px;
  border: 1px solid var(--border-accent);
  color: var(--text-dim);
  text-transform: uppercase;
}

.card-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.card-meta-item {
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  line-height: 1.5;
}

.card-meta-item b {
  display: block;
  font-size: 11px;
  color: var(--text);
  font-weight: 600;
}

/* Arrow — ASCII, no emoji */
.card-arrow {
  position: absolute;
  right: 20px;
  bottom: 20px;
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 11px;
  color: var(--card-color, var(--accent));
  opacity: 0.5;
  letter-spacing: 0.1em;
  transition: opacity 0.2s, transform 0.2s;
}

.disease-card:hover .card-arrow {
  opacity: 1;
  transform: translateX(4px);
}

/* ── No Results ── */
.no-results {
  display: none;
  grid-column: 1 / -1;
  padding: 48px 24px;
  text-align: center;
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  text-transform: uppercase;
}

.no-results-glyph {
  display: block;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 2rem;
  color: var(--border-accent);
  margin-bottom: 12px;
  letter-spacing: 0;
  text-transform: none;
}

/* ── Threat Spectrum ── */
.threat-spectrum {
  border: 1px solid var(--border);
  background: var(--bg2);
  padding: 20px 24px;
  margin-bottom: 1px;
  animation: fadeIn 0.7s 0.5s ease both;
}

.threat-spectrum-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 14px;
  flex-wrap: wrap;
  gap: 4px;
}

.threat-label {
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.threat-label-right {
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  opacity: 0.5;
}

.threat-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 3px 0;
}

.threat-row:hover .threat-row-bar-fill { opacity: 0.85; }

.threat-row-name {
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.04em;
  color: var(--text-dim);
  width: 190px;
  flex-shrink: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.threat-row-bar {
  flex: 1;
  height: 8px;
  background: var(--bg3);
  position: relative;
  min-width: 0;
}

.threat-row-bar-fill {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  transition: opacity 0.2s;
}

.threat-row-level {
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  width: 56px;
  flex-shrink: 0;
  text-align: right;
}

/* ── About Grid ── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-top: none;
  animation: fadeIn 0.7s 0.55s ease both;
  margin-bottom: 48px;
}

.about-block {
  background: var(--bg2);
  padding: 20px 24px;
}

.about-title {
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.about-text {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.8;
}

.about-list {
  list-style: none;
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.7;
}

.about-list li {
  padding: 3px 0 3px 14px;
  position: relative;
}

/* ASCII bullet — ◦ (U+25E6, не эмодзи) */
.about-list li::before {
  content: '\25E6';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 10px;
  top: 5px;
}

/* ── Wiki Page Layout (for template.html) ── */
.wiki-body {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-top: none;
  margin-bottom: 48px;
  animation: fadeIn 0.6s 0.2s ease both;
}

.wiki-sidebar {
  background: var(--bg2);
  padding: 20px;
  position: sticky;
  top: var(--nav-height);
  align-self: start;
  max-height: calc(100vh - var(--nav-height));
  overflow-y: auto;
}

.wiki-sidebar::-webkit-scrollbar { width: 3px; }
.wiki-sidebar::-webkit-scrollbar-track { background: var(--bg2); }
.wiki-sidebar::-webkit-scrollbar-thumb { background: var(--border-accent); }

.wiki-content {
  background: var(--bg2);
  padding: 32px 36px;
  min-width: 0;
}

/* Sidebar TOC */
.toc-title {
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.toc-list {
  list-style: none;
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 10px;
}

.toc-list li { padding: 2px 0; }

.toc-list a {
  color: var(--text-dim);
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: color 0.15s;
  display: block;
  padding: 2px 0 2px 8px;
  border-left: 1px solid transparent;
}

.toc-list a:hover {
  color: var(--text-bright);
  border-left-color: var(--border-accent);
}

.toc-list a.active {
  color: var(--accent);
  border-left-color: var(--accent);
}

/* Infobox */
.infobox {
  float: right;
  width: 260px;
  margin: 0 0 24px 28px;
  border: 1px solid var(--border);
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 11px;
}

.infobox-header {
  background: var(--bg3);
  border-bottom: 1px solid var(--border);
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.infobox-title {
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
}

/* Threat indicator square */
.infobox-threat-dot {
  width: 8px;
  height: 8px;
  background: var(--card-color, var(--accent));
  flex-shrink: 0;
}

.infobox-row {
  display: flex;
  border-bottom: 1px solid var(--border);
}

.infobox-row:last-child { border-bottom: none; }

.infobox-key {
  width: 96px;
  flex-shrink: 0;
  padding: 7px 10px;
  color: var(--text-dim);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-right: 1px solid var(--border);
  background: var(--bg3);
}

.infobox-val {
  padding: 7px 10px;
  color: var(--text);
  font-size: 10px;
  flex: 1;
  line-height: 1.4;
}

/* Article typography */
.article-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 5vw, 3rem);
  color: var(--text-bright);
  line-height: 1.1;
  margin-bottom: 6px;
}

.article-sci {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--text-dim);
  margin-bottom: 4px;
}

.article-meta-line {
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.article-meta-line span { color: var(--accent); }

.article h2 {
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin: 32px 0 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.article h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--text-bright);
  margin: 20px 0 8px;
}

.article p {
  font-size: 14px;
  color: var(--text);
  line-height: 1.9;
  margin-bottom: 14px;
}

.article ul, .article ol {
  margin: 0 0 14px 0;
  padding-left: 20px;
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.8;
}

.article li { margin-bottom: 4px; }

/* Stage progression table */
.stage-table {
  width: 100%;
  border-collapse: collapse;
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 11px;
  margin-bottom: 20px;
  border: 1px solid var(--border);
}

.stage-table th {
  background: var(--bg3);
  color: var(--text-dim);
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 8px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
}

.stage-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text-dim);
  vertical-align: top;
  line-height: 1.5;
}

.stage-table tr:last-child td { border-bottom: none; }

.stage-table tr:hover td { background: var(--bg3); }

.stage-num {
  color: var(--card-color, var(--accent));
  font-weight: 700;
  white-space: nowrap;
}

/* Warning/note block */
.article-note {
  border-left: 3px solid var(--border-accent);
  padding: 12px 16px;
  margin: 20px 0;
  background: var(--bg3);
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.04em;
  line-height: 1.6;
}

.article-note.warn {
  border-left-color: #c82828;
  color: #9a4040;
}

/* ── Footer ── */
footer {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  font-family: 'Inconsolata', 'JetBrains Mono', 'Noto Sans Mono', monospace;
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  position: relative;
  z-index: 1;
}

.footer-note {
  font-style: italic;
  font-family: var(--font-display);
  font-size: 12px;
  color: var(--accent);
  opacity: 0.6;
  letter-spacing: 0;
}

/* ── Animations ── */
@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .wiki-body {
    grid-template-columns: 1fr;
  }
  .wiki-sidebar {
    position: static;
    max-height: none;
    border-bottom: 1px solid var(--border);
  }
  .wiki-content {
    padding: 24px 20px;
  }
  .infobox {
    float: none;
    width: 100%;
    margin: 0 0 24px 0;
  }
  .threat-row-name { width: 130px; }
}

@media (max-width: 650px) {
  :root { --layout-pad: 14px; }
  .disease-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .hero-stat { padding: 10px 16px; border-bottom: 1px solid var(--border); }
  .hero-stat:nth-child(2n) { border-right: none; }
  .hero-stat:nth-last-child(-n+2) { border-bottom: none; }
}

@media (max-width: 480px) {
  .hero-eyebrow::before,
  .hero-eyebrow::after { width: 24px; }
  .threat-row-name { width: 90px; font-size: 9px; }
  .wiki-content { padding: 18px 14px; }
  .card-meta { grid-template-columns: 1fr; }
}
