/* ==========================================================================
   ЭННЕАГРАММА — СТИЛИЗАЦИЯ И ДИЗАЙН-СИСТЕМА (B&W MINIMALISM)
   Монохромная эстетика, плотная жирная типографика (font-weight: 500-800),
   фоновая фигура эннеаграммы (эффект мельницы, 60% слева) и глубокая
   адаптивность под мобильные устройства (iOS / Android / планшеты).
   --------------------------------------------------------------------------
   БЫСТРЫЕ ПОИСКОВЫЕ МЕТКИ ДЛЯ AI И РАЗРАБОТЧИКОВ:
   [CSS-ZONE:TOKENS]     — Цветовые переменные и дизайн-токены (:root)
   [CSS-ZONE:BASE]       — Сброс стилей, типографика и глобальные кнопки
   [CSS-ZONE:FIGURE]     — Контейнер фоновой фигуры-мельницы
   [CSS-ZONE:HEADER]     — Шапка сайта, логотип, навигация, переключатель
   [CSS-ZONE:HERO]       — Первый экран (Hero-секция)
   [CSS-ZONE:FILES-MAIN] — Сетка и карточки основных 9 книг (E1–E9)
   [CSS-ZONE:FILES-BTN]  — Кнопка вызова дополнительных файлов
   [CSS-ZONE:TYPES]      — Карточки клинической психодинамики эннеатипов
   [CSS-ZONE:MODAL-INFO] — Модальное окно просмотра метаданных книги
   [CSS-ZONE:MODAL-EXTRA]— Полупрозрачное меню доп. файлов (Glassmorphism)
   [CSS-ZONE:FOOTER]     — Подвал сайта
   [CSS-ZONE:MOBILE]     — Медиа-запросы адаптивности под телефоны
   ========================================================================== */

/* ========================================================================== */
/* [CSS-ZONE:TOKENS] ПЕРЕМЕННЫЕ ТЕМ: СВЕТЛАЯ И ТЕМНАЯ                          */
/* ========================================================================== */
:root, body[data-theme="light"] {
  --bg-primary: #e8e8e9;
  --bg-secondary: #dededf;
  --bg-header: rgba(232, 232, 233, 0.94);
  --bg-card: rgba(255, 255, 255, 0.95);
  --bg-card-hover: #ffffff;
  
  --text-primary: #000000;
  --text-secondary: #242424;
  --text-muted: #595959;
  
  --border-subtle: rgba(0, 0, 0, 0.14);
  --border-strong: rgba(0, 0, 0, 0.35);
  --border-active: #000000;

  --btn-bg: #000000;
  --btn-text: #ffffff;
  --btn-hover-bg: #222222;
  
  --figure-opacity: 0.58;
  --figure-filter: none;
  
  --card-shadow: 0 6px 24px rgba(0, 0, 0, 0.07);
  --card-shadow-hover: 0 18px 40px rgba(0, 0, 0, 0.15);
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-title: 'Cinzel', serif, -apple-system;
  
  --transition-smooth: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.15s ease;
}

body[data-theme="dark"] {
  --bg-primary: #050505;
  --bg-secondary: #0d0d0d;
  --bg-header: rgba(5, 5, 5, 0.92);
  --bg-card: rgba(18, 18, 18, 0.88);
  --bg-card-hover: rgba(26, 26, 26, 0.98);
  
  --text-primary: #ffffff;
  --text-secondary: #d1d5db;
  --text-muted: #8e95a0;
  
  --border-subtle: rgba(255, 255, 255, 0.12);
  --border-strong: rgba(255, 255, 255, 0.32);
  --border-active: #ffffff;

  --btn-bg: #ffffff;
  --btn-text: #000000;
  --btn-hover-bg: #e0e0e0;
  
  --figure-opacity: 0.50;
  --figure-filter: invert(1);
  
  --card-shadow: 0 6px 28px rgba(0, 0, 0, 0.65);
  --card-shadow-hover: 0 20px 48px rgba(0, 0, 0, 0.9);
}

/* ========================================================================== */
/* [CSS-ZONE:BASE] БАЗОВЫЙ СБРОС И ГЛОБАЛЬНЫЕ СТИЛИ                            */
/* ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html {
  scroll-behavior: smooth;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  font-weight: 500;
  -webkit-font-smoothing: antialiased;
  transition: background-color var(--transition-smooth), color var(--transition-smooth);
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  position: relative;
  overflow-x: hidden;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-weight: 500;
  transition: background-color var(--transition-smooth), color var(--transition-smooth);
}

::selection {
  background-color: var(--text-primary);
  color: var(--bg-primary);
}

/* ========================================================================== */
/* [CSS-ZONE:FIGURE] ФОНОВАЯ ФИГУРА ЭННЕАГРАММЫ (МЕЛЬНИЦА СЛЕВА НА 60%)        */
/* ========================================================================== */
.bg-figure-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  display: block;
}

.bg-figure-wrapper {
  position: absolute;
  left: 0;
  right: auto;
  top: 50%;
  width: 110vmin;
  height: 110vmin;
  min-width: 750px;
  min-height: 750px;
  max-width: 1350px;
  max-height: 1350px;
  /* Ровно ~60% диаметра фигуры видно слева на экране */
  transform: translateY(-50%) translateX(-40%);
  will-change: transform;
}

.bg-figure-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: var(--figure-opacity);
  filter: var(--figure-filter);
  transform-origin: 50% 50%; /* Центр вращения мельницы */
  will-change: transform;
  backface-visibility: hidden;
  transform: translateZ(0);
  transition: opacity var(--transition-smooth), filter var(--transition-smooth);
}

/* 4. СЕТКА И КОНТЕЙНЕРЫ */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
  position: relative;
  z-index: 1;
}

/* ========================================================================== */
/* [CSS-ZONE:HEADER] ШАПКА САЙТА (HEADER)                                      */
/* ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-header);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border-subtle);
  transition: background var(--transition-smooth), border-color var(--transition-smooth);
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0.75rem 1.8rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.2rem;
}

.brand-logo {
  font-family: var(--font-title);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--text-primary);
  text-decoration: none;
  transition: opacity var(--transition-fast);
}

.brand-logo:hover {
  opacity: 0.75;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.6rem;
}

.nav-link {
  font-size: 0.86rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: lowercase;
  color: var(--text-secondary);
  text-decoration: none;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-link.nav-highlight {
  color: var(--text-primary);
  border-bottom: 2px solid var(--text-primary);
  padding-bottom: 2px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

/* Переключатель темы */
.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.9rem;
  font-size: 0.82rem;
  font-weight: 600;
  background: transparent;
  border: 1.5px solid var(--border-strong);
  border-radius: 999px;
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  background: var(--text-primary);
  color: var(--bg-primary);
}

.theme-icon {
  font-size: 0.95rem;
}

.contact-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.95rem;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border: 1.5px solid var(--border-strong);
  border-radius: 999px;
  color: var(--text-primary);
  text-decoration: none;
  background: rgba(0, 0, 0, 0.04);
  transition: all var(--transition-smooth);
}

body[data-theme="dark"] .contact-badge {
  background: rgba(255, 255, 255, 0.04);
}

.contact-badge:hover {
  background: var(--btn-bg);
  color: var(--btn-text);
  border-color: var(--btn-bg);
  transform: translateY(-1px);
}

.contact-prefix {
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  opacity: 0.7;
}

/* ========================================================================== */
/* [CSS-ZONE:HERO] ГЛАВНЫЙ ЭКРАН (HERO)                                        */
/* ========================================================================== */
.hero-section {
  padding: 4.2rem 0 3.6rem;
  position: relative;
  border-bottom: 1px solid var(--border-subtle);
}

.hero-container {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.hero-content {
  max-width: 820px;
}

.section-tag {
  display: inline-block;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.8rem;
}

.hero-title {
  font-family: var(--font-title);
  font-size: clamp(2.4rem, 6vw, 4.8rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: 0.03em;
  color: var(--text-primary);
  margin-bottom: 1.2rem;
}

.hero-lead {
  font-size: clamp(0.98rem, 1.5vw, 1.18rem);
  line-height: 1.65;
  color: var(--text-secondary);
  max-width: 700px;
  margin-bottom: 1.8rem;
  font-weight: 500;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.75rem 1.6rem;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-decoration: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--transition-smooth);
}

.btn-primary {
  background: var(--btn-bg);
  color: var(--btn-text);
  border: 2px solid var(--btn-bg);
}

.btn-primary:hover {
  background: var(--btn-hover-bg);
  border-color: var(--btn-hover-bg);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--border-strong);
}

.btn-ghost:hover {
  border-color: var(--text-primary);
  background: rgba(0, 0, 0, 0.06);
  transform: translateY(-2px);
}

body[data-theme="dark"] .btn-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  border-top: 1.5px solid var(--border-subtle);
  padding-top: 1.8rem;
}

.meta-item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.meta-num {
  font-family: var(--font-title);
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}

.meta-desc {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.03em;
  text-transform: lowercase;
}

/* 7. СЕКЦИОННЫЕ ЗАГОЛОВКИ */
.section-header {
  margin-bottom: 2.2rem;
}

.section-title {
  font-family: var(--font-title);
  font-size: clamp(1.8rem, 3.8vw, 2.7rem);
  font-weight: 800;
  letter-spacing: 0.03em;
  color: var(--text-primary);
  margin-bottom: 0.6rem;
}

.section-subtitle {
  font-size: 0.98rem;
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 680px;
  font-weight: 500;
}

/* ========================================================================== */
/* [CSS-ZONE:FILES-MAIN] БИБЛИОТЕКА: КАРТОЧКИ И СЕТКА ФАЙЛОВ                   */
/* ========================================================================== */
.files-section {
  padding: 4rem 0;
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
}

.files-filter-bar {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  margin-bottom: 1.8rem;
  flex-wrap: wrap;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--border-subtle);
}

.filter-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.filter-buttons {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.filter-btn {
  background: transparent;
  border: 1.5px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 0.45rem 1rem;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: 999px;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

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

.filter-btn.active {
  background: var(--btn-bg);
  color: var(--btn-text);
  border-color: var(--btn-bg);
  font-weight: 700;
}

.files-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: 1.25rem;
}

.file-card {
  background: var(--bg-card);
  border: 1.5px solid var(--border-subtle);
  border-radius: 8px;
  padding: 1.35rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-smooth), border-color var(--transition-smooth), box-shadow var(--transition-smooth);
  contain: content;
}

@media (hover: hover) and (pointer: fine) {
  .file-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-strong);
    box-shadow: var(--card-shadow-hover);
    background: var(--bg-card-hover);
  }

  .file-card:hover .file-card-accent {
    background: var(--text-primary);
  }
}

.file-card-accent {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--border-subtle);
  transition: background var(--transition-smooth);
}

.file-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.9rem;
}

.file-badge {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
}

.file-type-num {
  font-family: var(--font-title);
  font-size: 1.3rem;
  color: var(--text-primary);
  font-weight: 800;
  letter-spacing: 0.05em;
}

.file-card-body {
  margin-bottom: 1.1rem;
}

.file-name {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
  letter-spacing: 0.01em;
}

.file-archetype {
  font-size: 0.85rem;
  color: var(--text-primary);
  font-weight: 600;
  margin-bottom: 0.55rem;
}

.file-summary {
  font-size: 0.86rem;
  line-height: 1.55;
  color: var(--text-secondary);
  font-weight: 500;
}

.file-card-footer {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 1rem;
}

.file-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-decoration: none;
  padding: 0.55rem 0.85rem;
  border-radius: 5px;
  cursor: pointer;
  min-height: 38px;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  transition: all var(--transition-fast);
}

.file-btn * {
  pointer-events: none;
}

.file-btn-open {
  background: var(--btn-bg);
  color: var(--btn-text);
  border: 1.5px solid var(--btn-bg);
  flex: 1;
}

.arrow-diag, .arrow-down {
  display: inline-block;
  font-weight: 800;
  transition: transform var(--transition-fast);
}

.file-btn-dl {
  background: rgba(0, 0, 0, 0.04);
  color: var(--text-primary);
  border: 1.5px solid var(--border-subtle);
}

body[data-theme="dark"] .file-btn-dl {
  background: rgba(255, 255, 255, 0.06);
}

.file-btn-modal {
  background: transparent;
  color: var(--text-secondary);
  border: 1.5px solid var(--border-subtle);
}

@media (hover: hover) and (pointer: fine) {
  .file-btn-open:hover {
    background: var(--btn-hover-bg);
    border-color: var(--btn-hover-bg);
  }

  .file-btn-open:hover .arrow-diag {
    transform: translate(2px, -2px);
  }

  .file-btn-dl:hover {
    border-color: var(--border-strong);
    background: rgba(0, 0, 0, 0.08);
  }

  body[data-theme="dark"] .file-btn-dl:hover {
    background: rgba(255, 255, 255, 0.14);
  }

  .file-btn-dl:hover .arrow-down {
    transform: translateY(2px);
  }

  .file-btn-modal:hover {
    border-color: var(--border-strong);
    color: var(--text-primary);
  }
}

/* ========================================================================== */
/* [CSS-ZONE:FILES-BTN] КНОПКА ВЫЗОВА ДОПОЛНИТЕЛЬНЫХ ФАЙЛОВ                    */
/* ========================================================================== */
.extra-files-action-area {
  margin-top: 2rem;
  display: flex;
  justify-content: center;
  width: 100%;
}

.extra-files-btn {
  width: 100%;
  max-width: 840px;
  background: var(--bg-card);
  border: 1.5px dashed var(--border-strong);
  border-radius: 12px;
  padding: 1.25rem 1.8rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.2rem;
  cursor: pointer;
  box-shadow: var(--card-shadow);
  transition: all var(--transition-smooth);
  text-align: left;
}

@media (hover: hover) and (pointer: fine) {
  .extra-files-btn:hover {
    border-color: var(--border-active);
    border-style: solid;
    transform: translateY(-3px);
    background: var(--bg-card-hover);
    box-shadow: var(--card-shadow-hover);
  }

  .extra-files-btn:hover .extra-btn-arrow-circle {
    transform: rotate(90deg);
  }
}

.extra-btn-left {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.extra-btn-badge {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.extra-btn-title {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text-primary);
}

.extra-btn-desc {
  font-size: 0.84rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.extra-btn-right {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-shrink: 0;
}

.extra-btn-count {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.28rem 0.7rem;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.06);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

body[data-theme="dark"] .extra-btn-count {
  background: rgba(255, 255, 255, 0.08);
}

.extra-btn-arrow-circle {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1.5px solid var(--border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--btn-bg);
  color: var(--btn-text);
  font-size: 1.2rem;
  font-weight: 700;
  transition: transform var(--transition-smooth), background var(--transition-fast);
}


/* ========================================================================== */
/* [CSS-ZONE:TYPES] СЕКЦИЯ 9 ЭННЕАТИПОВ (ПСИХОДИНАМИКА)                        */
/* ========================================================================== */
.types-section {
  padding: 3.8rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.types-container {
  display: flex;
  flex-direction: column;
  gap: 2.6rem;
}

.center-group-header {
  margin-bottom: 1.2rem;
}

.center-tag {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: block;
  margin-bottom: 0.3rem;
}

.center-title {
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.center-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 500;
  line-height: 1.5;
}

.types-subgrid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: 1.25rem;
}

.type-detail-card {
  background: var(--bg-card);
  border: 1.5px solid var(--border-subtle);
  border-radius: 8px;
  padding: 1.4rem;
  box-shadow: var(--card-shadow);
  transition: all var(--transition-smooth);
  contain: content;
}

@media (hover: hover) and (pointer: fine) {
  .type-detail-card:hover {
    border-color: var(--border-strong);
    transform: translateY(-3px);
    background: var(--bg-card-hover);
    box-shadow: var(--card-shadow-hover);
  }
}

.type-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.8rem;
  gap: 0.5rem;
}

.type-number {
  font-family: var(--font-title);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
}

.type-triad-badge {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.22rem 0.65rem;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

body[data-theme="dark"] .type-triad-badge {
  background: rgba(255, 255, 255, 0.06);
}

.type-title {
  font-size: 1.12rem;
  color: var(--text-primary);
  margin-bottom: 0.9rem;
  font-weight: 700;
  line-height: 1.35;
}

.type-specs {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-bottom: 0.9rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--border-subtle);
}

.spec-row {
  display: flex;
  flex-direction: column;
  font-size: 0.84rem;
  line-height: 1.4;
}

.spec-key {
  color: var(--text-muted);
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.spec-val {
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.84rem;
}

.type-brief {
  font-size: 0.87rem;
  line-height: 1.55;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ========================================================================== */
/* [CSS-ZONE:MODAL-INFO] МОДАЛЬНОЕ ОКНО ИНФО О ФАЙЛЕ (<dialog>)                */
/* ========================================================================== */
.file-modal {
  border: 1.5px solid var(--border-strong);
  border-radius: 12px;
  background: var(--bg-card);
  color: var(--text-primary);
  padding: 0;
  max-width: 540px;
  width: 90vw;
  margin: auto;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.25);
  opacity: 0;
  transform: scale(0.96);
  transition: opacity 0.25s ease, transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), overlay 0.25s ease allow-discrete, display 0.25s ease allow-discrete;
}

body[data-theme="dark"] .file-modal {
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.85);
}

.file-modal[open] {
  opacity: 1;
  transform: scale(1);
}

@starting-style {
  .file-modal[open] {
    opacity: 0;
    transform: scale(0.96);
  }
}

.file-modal::backdrop {
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  opacity: 0;
  transition: opacity 0.25s ease, overlay 0.25s ease allow-discrete, display 0.25s ease allow-discrete;
}

.file-modal[open]::backdrop {
  opacity: 1;
}

@starting-style {
  .file-modal[open]::backdrop {
    opacity: 0;
  }
}

.file-modal-content {
  padding: 2.2rem;
}

.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1.7rem;
}

.modal-title-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.modal-badge {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
  align-self: flex-start;
}

.modal-title {
  font-family: var(--font-title);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--text-primary);
}

.modal-close-btn {
  background: transparent;
  border: 1.5px solid var(--border-subtle);
  color: var(--text-secondary);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  font-weight: 700;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.06);
}

.modal-body {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-bottom: 2.2rem;
  font-size: 0.92rem;
}

.modal-row {
  display: flex;
  justify-content: space-between;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--border-subtle);
}

.modal-key {
  color: var(--text-muted);
  font-weight: 600;
}

.modal-val {
  color: var(--text-primary);
  font-weight: 700;
}

.modal-description {
  margin-top: 0.6rem;
  line-height: 1.65;
  color: var(--text-secondary);
  font-weight: 500;
}

.modal-footer {
  display: flex;
  gap: 1rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.6rem;
}

.modal-footer .btn {
  flex: 1;
}

/* ==========================================================================
   [CSS-ZONE:MODAL-EXTRA] ПОЛУПРОЗРАЧНОЕ МЕНЮ ДОП. ФАЙЛОВ (FROSTED GLASS)
   ========================================================================== */
.extra-files-modal {
  border: none;
  background: transparent;
  padding: 0;
  max-width: 1100px;
  width: 94vw;
  max-height: 92vh;
  margin: auto;
  overflow: visible;
  opacity: 0;
  transform: scale(0.96) translateY(12px);
  transition: opacity 0.28s ease, transform 0.28s cubic-bezier(0.16, 1, 0.3, 1), overlay 0.28s ease allow-discrete, display 0.28s ease allow-discrete;
}

.extra-files-modal[open] {
  opacity: 1;
  transform: scale(1) translateY(0);
}

@starting-style {
  .extra-files-modal[open] {
    opacity: 0;
    transform: scale(0.96) translateY(12px);
  }
}

.extra-files-modal::backdrop {
  background: rgba(0, 0, 0, 0.58);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  opacity: 0;
  transition: opacity 0.28s ease, overlay 0.28s ease allow-discrete, display 0.28s ease allow-discrete;
}

.extra-files-modal[open]::backdrop {
  opacity: 1;
}

@starting-style {
  .extra-files-modal[open]::backdrop {
    opacity: 0;
  }
}

.extra-files-glass {
  background: rgba(240, 240, 243, 0.88);
  backdrop-filter: blur(30px) saturate(190%);
  -webkit-backdrop-filter: blur(30px) saturate(190%);
  border: 1.5px solid var(--border-strong);
  border-radius: 16px;
  padding: 2.2rem 2.4rem;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.35);
  max-height: 88vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
}

body[data-theme="dark"] .extra-files-glass {
  background: rgba(14, 14, 17, 0.88);
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.85);
}

.extra-modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.2rem;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1.2rem;
}

.extra-modal-title-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.extra-modal-title {
  font-family: var(--font-title);
  font-size: clamp(1.4rem, 2.4vw, 1.85rem);
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--text-primary);
}

.extra-modal-subtitle {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.45;
  max-width: 680px;
  font-weight: 500;
}

.extra-files-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 1.25rem;
}

.extra-file-card {
  background: rgba(255, 255, 255, 0.92);
}

body[data-theme="dark"] .extra-file-card {
  background: rgba(26, 26, 30, 0.92);
}

.extra-modal-footer {
  border-top: 1px solid var(--border-subtle);
  padding-top: 0.8rem;
}

.extra-modal-note {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
  text-align: center;
}

/* ==========================================================================
   [CSS-ZONE:FOOTER] ПОДВАЛ САЙТА (FOOTER)
   ========================================================================== */
.site-footer {
  padding: 3.5rem 0 2.2rem;
  background: var(--bg-primary);
  position: relative;
  z-index: 1;
  transition: background var(--transition-smooth);
}

.footer-container {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-logo {
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--text-primary);
}

.footer-tagline {
  font-size: 0.88rem;
  color: var(--text-muted);
  max-width: 480px;
  font-weight: 500;
}

.footer-contacts {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-heading {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.footer-tg-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.1rem;
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 700;
  width: fit-content;
  padding: 0.3rem 0.6rem 0.3rem 0;
  border-bottom: 2px solid var(--text-primary);
  transition: all var(--transition-fast);
}

.footer-tg-link:hover {
  opacity: 0.8;
  transform: translateX(4px);
}

.tg-icon {
  font-size: 1rem;
}

.footer-copy {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.4rem;
}

.footer-sep {
  opacity: 0.4;
}

/* ==========================================================================
   [CSS-ZONE:MOBILE] ГЛУБОКАЯ ОПТИМИЗАЦИЯ ДЛЯ ТЕЛЕФОНОВ (RESPONSIVE / MOBILE)
   ========================================================================== */
@media (max-width: 768px) {
  /* Шапка на мобильных: компактная двухъярусная панель */
  .site-header {
    padding: 0;
  }

  .header-inner {
    padding: 0.65rem 1rem 0.5rem;
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .brand-logo {
    font-size: 1.2rem;
    letter-spacing: 0.12em;
  }

  .header-actions {
    gap: 0.45rem;
  }

  .theme-toggle-btn {
    padding: 0.35rem 0.65rem;
    font-size: 0.76rem;
  }

  .theme-label {
    display: none; /* Скрываем текст, оставляем иконку для компактности */
  }

  .contact-badge {
    padding: 0.35rem 0.7rem;
    font-size: 0.76rem;
  }

  /* Горизонтальная прокручиваемая навигация на телефонах */
  .nav-links {
    display: flex;
    width: 100%;
    order: 3;
    overflow-x: auto;
    white-space: nowrap;
    gap: 1.1rem;
    padding-top: 0.4rem;
    padding-bottom: 0.3rem;
    border-top: 1px solid var(--border-subtle);
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .nav-links::-webkit-scrollbar {
    display: none;
  }

  .nav-link {
    font-size: 0.8rem;
    padding: 0.15rem 0;
  }

  /* Контейнеры и отступы */
  .container {
    padding: 0 1rem;
  }

  /* Первый экран */
  .hero-section {
    padding: 2.6rem 0 2rem;
  }

  .hero-container {
    gap: 1.6rem;
  }

  .section-tag {
    font-size: 0.7rem;
    margin-bottom: 0.6rem;
  }

  .hero-title {
    font-size: clamp(2.2rem, 9.5vw, 3.2rem);
    margin-bottom: 0.8rem;
  }

  .hero-lead {
    font-size: 0.94rem;
    margin-bottom: 1.3rem;
    line-height: 1.55;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
    min-height: 42px;
    padding: 0.55rem 0.75rem;
    font-size: 0.84rem;
  }

  .hero-meta {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
    padding-top: 1.2rem;
  }

  .meta-num {
    font-size: 1.45rem;
  }

  .meta-desc {
    font-size: 0.68rem;
    line-height: 1.2;
  }

  /* Заголовки секций */
  .section-header {
    margin-bottom: 1.4rem;
  }

  .section-title {
    font-size: 1.55rem;
    margin-bottom: 0.35rem;
  }

  .section-subtitle {
    font-size: 0.88rem;
    line-height: 1.45;
  }

  /* Секция файлов на телефоне */
  .files-section {
    padding: 2.4rem 0;
  }

  .files-filter-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
    margin-bottom: 1.2rem;
    padding-bottom: 0.8rem;
  }

  .filter-buttons {
    width: 100%;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 0.35rem;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    gap: 0.4rem;
  }

  .filter-buttons::-webkit-scrollbar {
    display: none;
  }

  .filter-btn {
    padding: 0.36rem 0.8rem;
    font-size: 0.76rem;
  }

  .files-grid {
    grid-template-columns: 1fr;
    gap: 0.9rem;
  }

  .file-card {
    padding: 1.1rem;
    border-radius: 8px;
  }

  .file-card-header {
    margin-bottom: 0.65rem;
  }

  .file-card-body {
    margin-bottom: 0.85rem;
  }

  .file-name {
    font-size: 1.05rem;
  }

  .file-archetype {
    font-size: 0.82rem;
    margin-bottom: 0.45rem;
  }

  .file-summary {
    font-size: 0.82rem;
    line-height: 1.45;
  }

  .file-card-footer {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: 0.4rem;
    width: 100%;
    padding-top: 0.8rem;
  }

  .file-btn {
    width: 100%;
    min-height: 40px;
    padding: 0.45rem 0.6rem;
    font-size: 0.8rem;
    white-space: nowrap;
  }

  .file-btn-modal {
    padding: 0.45rem 0.8rem;
    font-size: 0.78rem;
  }

  /* Кнопка и меню дополнительных файлов на телефоне */
  .extra-files-btn {
    padding: 1.05rem 1.15rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.85rem;
  }

  .extra-btn-right {
    width: 100%;
    justify-content: space-between;
  }

  .extra-files-glass {
    padding: 1.4rem 1.15rem;
    max-height: 90vh;
  }

  .extra-files-grid {
    grid-template-columns: 1fr;
    gap: 0.9rem;
  }

  /* Секция типов */
  .types-section {
    padding: 2.4rem 0;
  }

  .types-container {
    gap: 1.8rem;
  }

  .center-group-header {
    margin-bottom: 0.8rem;
  }

  .center-title {
    font-size: 1.28rem;
    margin-bottom: 0.25rem;
  }

  .center-desc {
    font-size: 0.84rem;
    line-height: 1.45;
  }

  .types-subgrid {
    grid-template-columns: 1fr;
    gap: 0.9rem;
  }

  .type-detail-card {
    padding: 1.15rem;
    border-radius: 8px;
  }

  .type-number {
    font-size: 1.5rem;
  }

  .type-title {
    font-size: 1.02rem;
    margin-bottom: 0.65rem;
  }

  .type-specs {
    gap: 0.35rem;
    margin-bottom: 0.75rem;
    padding-bottom: 0.65rem;
  }

  .spec-row {
    font-size: 0.8rem;
  }

  .spec-key {
    font-size: 0.65rem;
  }

  .spec-val {
    font-size: 0.8rem;
  }

  .type-brief {
    font-size: 0.82rem;
    line-height: 1.45;
  }

  /* Фоновая фигура на мобильных (мельница слева на 60%) */
  .bg-figure-wrapper {
    width: 120vmin;
    height: 120vmin;
    min-width: 420px;
    min-height: 420px;
    transform: translateY(-50%) translateX(-40%);
  }

  .bg-figure-img {
    opacity: 0.25; /* Деликатная яркость на маленьких экранах */
  }

  /* Модальное окно на мобильных */
  .file-modal {
    width: 94vw;
    max-height: 88vh;
    border-radius: 10px;
  }

  .file-modal-content {
    padding: 1.3rem;
    max-height: 88vh;
    overflow-y: auto;
  }

  .modal-footer {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
  }

  .modal-footer .btn {
    width: 100%;
    min-height: 42px;
    padding: 0.55rem;
    font-size: 0.82rem;
  }

  /* Футер */
  .site-footer {
    padding: 2.4rem 0 1.6rem;
  }

  .footer-container {
    gap: 1.5rem;
  }

  .footer-logo {
    font-size: 1.35rem;
  }
}