/* ——— ОБЩИЕ СТИЛИ ДЛЯ ВСЕХ ЭЛЕМЕНТОВ ——— */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

/* CSS переменные для тем */
:root {
  --bg-primary: #000;
  --bg-secondary: #1a1a1a;
  --bg-tertiary: #2a2a2a;
  --text-primary: #f0f0f0;
  --text-secondary: #c0c0c0;
  --text-muted: #a8a8a8;
  --accent-color: #ffd700;
  --border-color: rgba(255, 215, 0, 0.1);
  --shadow-color: rgba(0, 0, 0, 0.3);
  --hero-video: url('assets/video/hero-bg.mp4');
  --manifest-video: url('assets/video/manifest-bg.mp4');
}

/* Светлая тема кнопки */
[data-theme="light"] .btn {
  color: #2a2a2a;
  border-color: #2a2a2a;
  background: transparent;
}

[data-theme="light"] .btn:hover {
  background: #2a2a2a;
  color: #ffffff;
  border-color: #2a2a2a;
}

[data-theme="light"] .btn-primary {
  background: #6c757d;
  color: #ffffff;
  border-color: #6c757d;
}

[data-theme="light"] .btn-primary:hover {
  background: transparent;
  color: #6c757d;
  border-color: #6c757d;
}

/* Светлая тема заголовки - более специфичные селекторы */
[data-theme="light"] .hero-content h1,
[data-theme="light"] .manifest-content h1 {
  color: #ffffff !important;
  opacity: 1 !important;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3) !important;
  font-weight: 800 !important;
}

[data-theme="light"] .contacts-header h1 {
  color: #000000 !important;
  opacity: 1 !important;
  text-shadow: none !important;
  font-weight: 800 !important;
}

[data-theme="light"] .contacts-header p {
  color: #2a2a2a !important;
  text-shadow: none !important;
  font-weight: 500 !important;
}

[data-theme="light"] .hero-content p,
[data-theme="light"] .manifest-content p {
  color: #ffffff !important;
  font-weight: 500 !important;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3) !important;
}

/* Светлая тема навигация */
[data-theme="light"] .nav-link {
  color: #1a1a1a !important;
  font-weight: 600 !important;
}

[data-theme="light"] .nav-link:hover {
  color: #2563eb !important;
}

[data-theme="light"] .logo a {
  color: #1a1a1a !important;
  font-weight: 600 !important;
}

[data-theme="dark"] .logo a {
  color: #ffffff !important;
  font-weight: 600 !important;
}

/* Дополнительные стили для светлой темы */
[data-theme="light"] .intro-section {
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

[data-theme="light"] .intro-section::before {
  background: radial-gradient(circle at 30% 70%, rgba(37, 99, 235, 0.05) 0%, transparent 50%);
}

[data-theme="light"] .intro-section:nth-child(even) {
  background: var(--bg-secondary);
}

[data-theme="light"] .intro-section:nth-child(even)::before {
  background: radial-gradient(circle at 70% 30%, rgba(37, 99, 235, 0.05) 0%, transparent 50%);
}

[data-theme="light"] .manifest-principles::after {
  background: linear-gradient(135deg, 
    rgba(37, 99, 235, 0.02) 0%, 
    rgba(37, 99, 235, 0.01) 50%, 
    transparent 100%);
}


/* Темная тема по умолчанию - явно задаем */
html[data-theme="dark"] {
  --bg-primary: #000;
  --bg-secondary: #1a1a1a;
  --bg-tertiary: #2a2a2a;
  --text-primary: #f0f0f0;
  --text-secondary: #c0c0c0;
  --text-muted: #a8a8a8;
  --accent-color: #ffd700;
  --border-color: rgba(255, 215, 0, 0.1);
  --shadow-color: rgba(0, 0, 0, 0.3);
  --hero-video: url('assets/video/hero-bg.mp4');
  --manifest-video: url('assets/video/manifest-bg.mp4');
}

/* Светлая тема в стиле Spectate */
[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --bg-tertiary: #f1f3f4;
  --text-primary: #1a1a1a;
  --text-secondary: #4a4a4a;
  --text-muted: #8a8a8a;
  --accent-color: #2563eb;
  --border-color: rgba(37, 99, 235, 0.1);
  --shadow-color: rgba(0, 0, 0, 0.05);
  --hero-video: url('assets/video/webm/hero-light-bg.webm');
  --manifest-video: url('assets/video/webm/manifest-corner-1.webm');
}

body {
  font-family: "Inter", sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  font-weight: 300;
  font-size: 1.05rem;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* ——— ОБЩИЕ СТИЛИ ДЛЯ ВСЕХ ЗАГОЛОВКОВ ——— */
h1, h2, h3, h4, h5, h6 {
  font-family: "Inter", sans-serif;
  color: var(--text-muted);
  letter-spacing: -0.02em;
  font-weight: 700;
  transition: color 0.3s ease;
}

h1 {
  font-size: clamp(2.5rem, 4vw, 4rem);
  line-height: 1.1;
  opacity: 0.9;
  transition: opacity 0.5s ease;
}

h2 {
  font-size: clamp(2rem, 3.5vw, 3rem);
  line-height: 1.2;
}

h3 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  line-height: 1.3;
}

p, a, button {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  line-height: 1.6;
}

/* ——— HERO ——— */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: #000;
  min-height: 100vh;
}

.hero-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  z-index: 0;
  min-height: 100vh;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1;
}

.hero-content {
  text-align: center;
  z-index: 2;
  padding: 0 2rem;
  max-width: 900px;
  margin-bottom: 4rem;
  position: relative;
}

.hero-content h1 {
  font-size: clamp(2.5rem, 4vw, 4rem);
  line-height: 1.1;
  opacity: 0.9;
  margin-bottom: 1.5rem;
  color: #a8a8a8;
  font-weight: 700;
  letter-spacing: -0.02em;
  font-family: "Inter", sans-serif;
  transition: opacity 0.5s ease;
}

.hero-content p {
  font-size: 1.4rem;
  font-weight: 200;
  margin-bottom: 3rem;
  color: #aaa;
  letter-spacing: 0.05em;
  opacity: 0;
  animation: fadeInUp 1s ease forwards 0.6s;
}

/* ——— BUTTON ——— */
.btn {
  display: inline-block;
  padding: 16px 48px;
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: 0;
  font-family: "Inter", sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-decoration: none;
  text-transform: uppercase;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  opacity: 0;
  animation: fadeInUp 1s ease forwards 0.9s;
  cursor: pointer;
}

.btn:hover {
  background: var(--bg-tertiary);
  transform: translateY(-2px);
  box-shadow: none;
}

.btn-primary {
  background: var(--accent-color);
  color: var(--bg-primary);
  border-color: var(--accent-color);
}

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

/* ——— SITE HEADER ——— */
.site-header {
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  border-bottom: 1px solid var(--border-color);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

[data-theme="light"] .site-header {
  background: rgba(250, 250, 250, 0.9);
  border-bottom: 1px solid var(--border-color);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  height: 60px;
  position: relative;
}

.logo {
  flex: 1;
  min-width: 0;
}

.logo a {
  color: var(--text-muted);
  text-decoration: none;
  font-family: "Inter", sans-serif;
  font-weight: 400;
  font-size: clamp(0.8rem, 1rem, 1.2rem);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color 0.3s;
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo a:hover {
  color: var(--accent-color);
}

.logo-img {
  height: 40px;
  width: auto;
  transition: filter 0.3s ease;
}

.logo a:hover .logo-img {
  filter: brightness(1.2);
}

.logo-text {
  display: inline;
  font-size: 0.9rem;
  margin-left: 0.5rem;
}

@media (min-width: 768px) {
  .logo-text {
    font-size: 1rem;
    margin-left: 0.75rem;
  }
}

@media (max-width: 767px) {
  .logo-img {
    height: 35px;
  }
  
  .logo-text {
    font-size: 0.8rem;
    margin-left: 0.4rem;
  }
}

.header-controls {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  z-index: 100;
  height: 100%;
}

.main-nav {
  display: flex;
  gap: 2rem;
  margin-left: auto;
  margin-right: 200px;
  align-items: center;
  position: relative;
}

.nav-link {
  color: var(--text-primary);
  text-decoration: none;
  font-family: "Inter", sans-serif;
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color 0.3s;
  position: relative;
  padding: 0.75rem 0;
  display: block;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
  line-height: 1.4;
  background: transparent;
}

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

.nav-link.active {
  color: var(--accent-color);
  font-weight: 600;
  position: relative;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-color);
  border-radius: 1px;
}

/* ——— ПЕРЕКЛЮЧАТЕЛЬ ТЕМ ——— */
.theme-switch {
  position: relative;
  display: inline-block;
}

.theme-toggle-input {
  opacity: 0;
  width: 0;
  height: 0;
}

.theme-toggle-label {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 45px;
  height: 25px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
}

.theme-toggle-label::before {
  content: '';
  position: absolute;
  left: 2px;
  top: 2px;
  width: 19px;
  height: 19px;
  background: var(--accent-color);
  border-radius: 50%;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-icon {
  display: none;
}

.theme-toggle-input:checked + .theme-toggle-label {
  background: var(--bg-secondary);
  border-color: var(--accent-color);
}

.theme-toggle-input:checked + .theme-toggle-label::before {
  transform: translateX(18px);
  background: var(--text-primary);
}

.theme-toggle-input:checked + .theme-toggle-label .theme-icon {
  content: '☀️';
}

/* ——— HAMBURGER MENU ——— */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 30px;
  height: 30px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 101;
  position: relative;
}

.hamburger-line {
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  transition: all 0.3s ease;
}

/* Активное состояние бургер-меню */
.hamburger.active .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.hamburger.active .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* Активное состояние навигации */
.main-nav.active {
  display: flex !important;
  position: fixed !important;
  top: 60px !important;
  right: 0 !important;
  left: auto !important;
  width: 250px !important;
  height: auto !important;
  max-height: calc(100vh - 60px) !important;
  background: var(--bg-primary) !important;
  flex-direction: column !important;
  padding: 1.5rem !important;
  box-shadow: -4px 0 20px rgba(0, 0, 0, 0.3) !important;
  z-index: 100 !important;
  transform: translateX(0) !important;
  transition: transform 0.3s ease-in-out !important;
  overflow-y: auto !important;
  border-left: 1px solid var(--border-color) !important;
  border-radius: 0 0 0 8px !important;
  margin: 0 !important;
  gap: 0 !important;
  align-items: stretch !important;
}

/* Мобильный переключатель темы */
.mobile-theme-switch {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  display: none;
}

.nav-link:last-of-type {
  border-bottom: none;
}

.mobile-theme-switch .theme-switch {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-direction: column;
  width: 100%;
}

.mobile-theme-switch .theme-text {
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  text-align: center;
  line-height: 1.2;
  padding: 0.25rem 0.5rem;
  background: transparent;
  display: block;
  width: 100%;
}

.mobile-theme-switch .theme-toggle-label {
  align-self: center;
  margin: 0 auto;
  display: block;
}

/* Скрытие десктопного переключателя на мобильных */
.desktop-only {
  display: block;
}

/* ——— INTRO SECTIONS ——— */
.intro-section {
  padding: 120px 0;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.8) 0%, rgba(20, 20, 20, 0.9) 100%);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease-out;
  position: relative;
  z-index: 10;
  overflow: hidden;
}

.intro-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 70%, rgba(255, 215, 0, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.intro-section:nth-child(even) {
  background: linear-gradient(135deg, rgba(10, 10, 10, 0.8) 0%, rgba(30, 30, 30, 0.9) 100%);
}

.intro-section:nth-child(even)::before {
  background: radial-gradient(circle at 70% 30%, rgba(255, 215, 0, 0.08) 0%, transparent 50%);
}

.intro-section.visible {
  opacity: 1;
  transform: translateY(0);
}

.intro-section h2 {
  color: var(--text-primary);
  margin-bottom: 30px;
  font-size: 1.4rem;
  font-weight: 700;
  line-height: 1.3;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  text-align: left;
  margin-left: -20px;
  padding: 15px 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  display: inline-block;
  margin-top: 0;
}

/* Стили для кликабельного заголовка принципов */
.principles-title-link {
  color: inherit;
  text-decoration: none;
  display: block;
  transition: all 0.3s ease;
  cursor: pointer;
}

.principles-title-link:hover {
  color: var(--accent-color);
  background: rgba(255, 215, 0, 0.1);
  border-color: rgba(255, 215, 0, 0.3);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(255, 215, 0, 0.2);
}

.intro-section p {
  color: var(--text-secondary);
  margin: 20px 0;
  font-size: 1.1rem;
  line-height: 1.7;
  max-width: 800px;
  margin-left: 40px;
}

.intro-section:first-of-type {
  margin-top: -80px;
}

[data-theme="light"] .intro-section {
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

[data-theme="light"] .intro-section:nth-child(even) {
  background: var(--bg-secondary);
}

[data-theme="light"] .intro-section h2 {
  color: #ffffff;
  font-weight: 700;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  background: rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(0, 0, 0, 0.2);
}

/* Стили для кликабельного заголовка принципов в светлой теме */
[data-theme="light"] .principles-title-link:hover {
  color: #ffd700;
  background: rgba(255, 215, 0, 0.2);
  border-color: rgba(255, 215, 0, 0.5);
  text-shadow: 0 2px 8px rgba(255, 215, 0, 0.4);
}

[data-theme="light"] .intro-section p {
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ——— QUOTE SECTION ——— */
.quote-section {
  padding: 120px 0;
  background: linear-gradient(135deg, rgba(10, 10, 10, 0.6) 0%, rgba(30, 30, 30, 0.8) 100%);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  text-align: center;
}

.quote {
  text-align: center;
  margin: 0 auto;
  max-width: 800px;
}

.quote-text {
  font-size: 1.8rem;
  font-style: italic;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.quote-author {
  color: var(--text-muted);
  font-size: 1rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.video-quote {
  margin-bottom: 3rem;
}

/* ——— VIDEO SECTION ——— */
.video-section {
  padding: 120px 0;
  background: var(--bg-secondary);
  text-align: center;
}

.video-section h2 {
  color: var(--accent-color);
  margin-bottom: 3rem;
}

.video-section p {
  color: var(--text-secondary);
  margin-bottom: 3rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.video-section video {
  max-width: 90%;
  max-height: 50vh;
  border-radius: 10px;
  box-shadow: none;
  margin: 0 auto;
  display: block;
  border: 1px solid rgba(255, 255, 255, 0.05);
  filter: brightness(1.05);
}

.video-caption {
  font-style: normal;
  color: #777;
  max-width: 800px;
  margin: 3rem auto;
  font-size: 1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-align: center;
  word-wrap: break-word;
}

/* ——— MANIFEST PAGE ——— */
.manifest-header {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  min-height: 100vh;
}

.manifest-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  z-index: 0;
  min-height: 100vh;
}

.manifest-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1;
}

.manifest-content {
  text-align: center;
  z-index: 2;
  padding: 0 2rem;
  max-width: 100%;
  position: relative;
  margin: 0 auto;
}

.manifest-content h1 {
  font-size: clamp(2.5rem, 4vw, 4rem);
  line-height: 1.1;
  opacity: 0.9;
  margin-bottom: 1.5rem;
  color: #a8a8a8;
  font-weight: 700;
  letter-spacing: -0.02em;
  font-family: "Inter", sans-serif;
}

.manifest-content p {
  font-size: 1.4rem;
  font-weight: 200;
  margin-bottom: 3rem;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
}

.manifest-principles {
  list-style: none;
  padding: 0;
  margin: 4rem auto;
  max-width: 1200px;
  position: relative;
  width: 100%;
}

.manifest-principles::after {
  content: '';
  position: fixed;
  top: 0;
  right: 0;
  width: 30%;
  height: 100vh;
  background: linear-gradient(135deg, 
    rgba(255, 215, 0, 0.03) 0%, 
    rgba(255, 215, 0, 0.01) 50%, 
    transparent 100%);
  pointer-events: none;
  z-index: -1;
}

.manifest-principles li {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 0;
  margin: 3rem auto;
  box-shadow: 0 8px 32px var(--shadow-color);
  color: var(--text-primary);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0;
  transform: translateY(60px) scale(0.95);
  position: relative;
  overflow: hidden;
  max-width: 900px;
  display: grid;
  grid-template-columns: 300px 1fr;
  min-height: 200px;
  box-sizing: border-box;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

/* Картинка карточки */
.card-image {
  position: relative;
  overflow: hidden;
  border-radius: 20px 0 0 20px;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Контент карточки */
.card-content {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  box-sizing: border-box;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

/* Анимация появления */
.manifest-principles li.animate-in {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* Hover эффекты */
.manifest-principles li:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 20px 60px var(--shadow-color);
}

.manifest-principles li:hover .card-image img {
  transform: scale(1.1);
}

/* Анимация при скролле */
.manifest-principles li:nth-child(odd) {
  animation-delay: 0.1s;
}

.manifest-principles li:nth-child(even) {
  animation-delay: 0.2s;
}

/* Разные цвета для карточек в стиле Spectate с интересными фонами */
.manifest-principles li:nth-child(1) { 
  border-left: 4px solid #ef4444;
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.1) 0%, rgba(239, 68, 68, 0.05) 50%, var(--bg-primary) 100%);
  position: relative;
}
.manifest-principles li:nth-child(1)::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 80%, rgba(239, 68, 68, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.manifest-principles li:nth-child(2) { 
  border-left: 4px solid #06b6d4;
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.1) 0%, rgba(6, 182, 212, 0.05) 50%, var(--bg-primary) 100%);
  position: relative;
}
.manifest-principles li:nth-child(2)::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 80% 20%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.manifest-principles li:nth-child(3) { 
  border-left: 4px solid #3b82f6;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(59, 130, 246, 0.05) 50%, var(--bg-primary) 100%);
  position: relative;
}
.manifest-principles li:nth-child(3)::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.manifest-principles li:nth-child(4) { 
  border-left: 4px solid #10b981;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.05) 50%, var(--bg-primary) 100%);
  position: relative;
}
.manifest-principles li:nth-child(4)::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 70%, rgba(16, 185, 129, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.manifest-principles li:nth-child(5) { 
  border-left: 4px solid #f59e0b;
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.1) 0%, rgba(245, 158, 11, 0.05) 50%, var(--bg-primary) 100%);
  position: relative;
}
.manifest-principles li:nth-child(5)::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 70% 30%, rgba(245, 158, 11, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.manifest-principles li:nth-child(6) { 
  border-left: 4px solid #8b5cf6;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(139, 92, 246, 0.05) 50%, var(--bg-primary) 100%);
  position: relative;
}
.manifest-principles li:nth-child(6)::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 40% 60%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.manifest-principles li:nth-child(7) { 
  border-left: 4px solid #ec4899;
  background: linear-gradient(135deg, rgba(236, 72, 153, 0.1) 0%, rgba(236, 72, 153, 0.05) 50%, var(--bg-primary) 100%);
  position: relative;
}
.manifest-principles li:nth-child(7)::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 60% 40%, rgba(236, 72, 153, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.manifest-principles li:nth-child(8) { 
  border-left: 4px solid #6366f1;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(99, 102, 241, 0.05) 50%, var(--bg-primary) 100%);
  position: relative;
}
.manifest-principles li:nth-child(8)::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 25% 75%, rgba(99, 102, 241, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.manifest-principles li:nth-child(9) { 
  border-left: 4px solid #14b8a6;
  background: linear-gradient(135deg, rgba(20, 184, 166, 0.1) 0%, rgba(20, 184, 166, 0.05) 50%, var(--bg-primary) 100%);
  position: relative;
}
.manifest-principles li:nth-child(9)::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 75% 25%, rgba(20, 184, 166, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.manifest-principles li:nth-child(10) { 
  border-left: 4px solid #f97316;
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.1) 0%, rgba(249, 115, 22, 0.05) 50%, var(--bg-primary) 100%);
  position: relative;
}
.manifest-principles li:nth-child(10)::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 45% 55%, rgba(249, 115, 22, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

/* Анимация появления */
.manifest-principles li.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.manifest-principles li:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px var(--shadow-color);
}

.manifest-principles strong {
  color: var(--text-primary);
  font-weight: 700;
  display: block;
  margin-bottom: 1rem;
  font-size: 1.3rem;
}

.manifest-principles p {
  color: var(--text-secondary);
  margin: 0;
  font-size: 1rem;
  line-height: 1.6;
  word-wrap: break-word;
  overflow-wrap: break-word;
  hyphens: auto;
}

.card-header {
    display: flex;
  align-items: center;
  margin-bottom: 1rem;
  gap: 1rem;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.card-header .number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-color);
  min-width: 2rem;
}

.card-header strong {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.3;
  letter-spacing: -0.01em;
  word-wrap: break-word;
  overflow-wrap: break-word;
  hyphens: auto;
}

.manifest-principles .number {
  color: var(--text-muted);
  font-weight: 700;
  font-size: 1.5rem;
  margin-right: 1rem;
}

[data-theme="light"] .manifest-principles li {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  box-shadow: 0 8px 32px var(--shadow-color);
  color: var(--text-primary);
}

/* Цвета карточек для светлой темы с градиентами */
[data-theme="light"] .manifest-principles li:nth-child(1) { 
  border-left: 4px solid #2563eb;
  background: linear-gradient(135deg, var(--bg-primary) 0%, rgba(37, 99, 235, 0.03) 100%);
}
[data-theme="light"] .manifest-principles li:nth-child(2) { 
  border-left: 4px solid #059669;
  background: linear-gradient(135deg, var(--bg-primary) 0%, rgba(5, 150, 105, 0.03) 100%);
}
[data-theme="light"] .manifest-principles li:nth-child(3) { 
  border-left: 4px solid #dc2626;
  background: linear-gradient(135deg, var(--bg-primary) 0%, rgba(220, 38, 38, 0.03) 100%);
}
[data-theme="light"] .manifest-principles li:nth-child(4) { 
  border-left: 4px solid #7c3aed;
  background: linear-gradient(135deg, var(--bg-primary) 0%, rgba(124, 58, 237, 0.03) 100%);
}
[data-theme="light"] .manifest-principles li:nth-child(5) { 
  border-left: 4px solid #ea580c;
  background: linear-gradient(135deg, var(--bg-primary) 0%, rgba(234, 88, 12, 0.03) 100%);
}
[data-theme="light"] .manifest-principles li:nth-child(6) { 
  border-left: 4px solid #0891b2;
  background: linear-gradient(135deg, var(--bg-primary) 0%, rgba(8, 145, 178, 0.03) 100%);
}
[data-theme="light"] .manifest-principles li:nth-child(7) { 
  border-left: 4px solid #be185d;
  background: linear-gradient(135deg, var(--bg-primary) 0%, rgba(190, 24, 93, 0.03) 100%);
}
[data-theme="light"] .manifest-principles li:nth-child(8) { 
  border-left: 4px solid #65a30d;
  background: linear-gradient(135deg, var(--bg-primary) 0%, rgba(101, 163, 13, 0.03) 100%);
}
[data-theme="light"] .manifest-principles li:nth-child(9) { 
  border-left: 4px solid #9333ea;
  background: linear-gradient(135deg, var(--bg-primary) 0%, rgba(147, 51, 234, 0.03) 100%);
}
[data-theme="light"] .manifest-principles li:nth-child(10) { 
  border-left: 4px solid #c2410c;
  background: linear-gradient(135deg, var(--bg-primary) 0%, rgba(194, 65, 12, 0.03) 100%);
}

[data-theme="light"] .manifest-principles strong {
  color: var(--text-primary);
  font-weight: 700;
}

[data-theme="light"] .manifest-principles p {
  color: #000000 !important;
  font-weight: 400;
}

[data-theme="light"] .manifest-footer p {
  color: #2a2a2a !important;
}

[data-theme="light"] .manifest-footer .btn {
  color: #2a2a2a !important;
  border-color: #2a2a2a !important;
}

[data-theme="light"] .manifest-footer .btn:hover {
  background: #2a2a2a !important;
  color: #ffffff !important;
}

[data-theme="light"] .manifest-principles .number {
  color: var(--accent-color);
  font-weight: 700;
}

/* ——— FOOTER ——— */
footer {
  background: var(--bg-secondary);
  color: var(--text-muted);
  text-align: center;
  padding: 3rem 0;
  border-top: 1px solid var(--border-color);
}

footer a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.3s;
}

footer a:hover {
  color: var(--accent-color);
}

/* ——— АНИМАЦИИ ——— */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Анимация появления блоков при скролле */
.intro-section,
.quote,
.video-section {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease-out;
}

.intro-section.animate-in,
.quote.animate-in,
.video-section.animate-in {
  opacity: 1;
  transform: translateY(0);
}

/* ——— МОБИЛЬНАЯ АДАПТИВНОСТЬ ——— */

/* Планшеты и маленькие десктопы */
@media (max-width: 1024px) {
  .intro-section .container {
    padding: 0 30px;
  }
  
  .intro-section {
    padding: 100px 0;
  }
}

/* Планшеты */
@media (max-width: 768px) {
  /* Общие настройки */
  body {
    font-size: 1rem;
  }
  
  /* Шапка сайта */
  .site-header .container {
    padding: 0 20px;
  }

  .header-controls {
    right: 15px;
    gap: 10px;
    top: 50%;
    transform: translateY(-50%);
  }

  .main-nav {
    display: none; /* Скрываем навигацию на мобильных */
  }
  
  .main-nav.active {
    display: flex !important; /* Принудительно показываем активное меню */
    position: fixed !important;
    right: 0 !important;
    left: auto !important;
    width: 220px !important;
    padding: 1rem !important;
    margin: 0 !important;
    gap: 0 !important;
    align-items: stretch !important;
  }
  
  .desktop-only {
    display: none;
  }
  
  .mobile-theme-switch {
    display: block;
  }
  
  .desktop-only {
    display: none; /* Скрываем десктопный переключатель */
  }
  
  .mobile-theme-switch {
    display: block; /* Показываем мобильный переключатель */
  }

  .hamburger {
    display: flex;
    position: relative;
    top: 0;
  }

  /* Hero секция */
  .hero {
    height: 100vh;
    min-height: 100vh;
  }

  .hero-video {
    height: 100vh;
    min-height: 100vh;
  }

.hero-content h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 1.5rem;
}

.hero-content p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.btn {
    padding: 16px 32px;
    font-size: 1.1rem;
  }

  /* Секции контента */
  .intro-section {
    padding: 80px 0;
  }

  .intro-section .container {
    padding: 0 20px;
  }

  .intro-text {
    font-size: 1.1rem;
    line-height: 1.7;
  padding: 0 1rem;
}

  .quote-text {
    font-size: 1.1rem;
    line-height: 1.7;
    padding: 0 1rem;
  }

  .quote-author {
    padding-right: 1rem;
  font-size: 0.9rem;
  }

  .video-quote {
    margin: 2rem auto 3rem;
  }

  /* Видео секция */
  .video-section {
    padding: 6rem 1rem 4rem;
  }

  video {
    max-width: 100%;
    height: auto;
    margin: 1rem auto;
  }

  .video-caption {
    margin: 2rem auto 3rem;
    font-size: 0.9rem;
    padding: 0 1rem;
    text-align: center;
  }
}

/* Мобильные устройства */
@media (max-width: 480px) {
  /* Шапка */
  .site-header {
    padding: 15px 0;
  }
  
  .site-header .container {
    padding: 0 15px;
  }

  .header-controls {
    right: 10px;
    gap: 8px;
    top: 50%;
    transform: translateY(-50%);
  }

  .main-nav {
    display: none; /* Скрываем навигацию на мобильных */
  }
  
  .main-nav.active {
    display: flex !important; /* Принудительно показываем активное меню */
    position: fixed !important;
    right: 0 !important;
    left: auto !important;
    width: 200px !important;
    padding: 0.75rem !important;
    margin: 0 !important;
    gap: 0 !important;
    align-items: stretch !important;
  }
  
  .desktop-only {
    display: none;
  }
  
  .mobile-theme-switch {
    display: block;
  }
  
  .desktop-only {
    display: none; /* Скрываем десктопный переключатель */
  }
  
  .mobile-theme-switch {
    display: block; /* Показываем мобильный переключатель */
  }

  .hamburger {
    display: flex;
    position: relative;
    top: 0;
  }
  
  .logo a {
    font-size: 0.8rem;
  }
  
  .nav-link {
    font-size: 0.8rem;
    padding: 8px 12px;
  }

  /* Hero секция */
  .hero-content h1 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    margin-bottom: 1rem;
  }

  .btn {
    padding: 14px 28px;
    font-size: 1rem;
    letter-spacing: 0.05em;
  }

  /* Секции контента */
.intro-section {
    padding: 60px 0;
  }

  .intro-section .container {
    padding: 0 15px;
  }

  .intro-section h2 {
    font-size: 0.8rem;
    margin-bottom: 15px;
    margin-left: 0;
    padding: 5px 8px;
    display: block;
    width: auto;
    max-width: 200px;
  }

  /* Мобильные стили для кликабельного заголовка принципов */
  .principles-title-link:hover {
    transform: none; /* Отключаем transform на мобильных */
    box-shadow: none; /* Отключаем box-shadow на мобильных */
  }
  
  .intro-section p {
    font-size: 0.8rem;
    margin-left: 20px;
    margin-top: 20px;
    line-height: 1.4;
    max-width: calc(100% - 40px);
}

.quote-text {
    font-size: 1rem;
    line-height: 1.6;
    padding: 0 1rem;
}

.quote-author {
    padding-right: 0.5rem;
    font-size: 0.8rem;
}

.video-quote {
    margin: 1.5rem auto 2rem;
  }

  /* Видео секция */
  .video-section {
    padding: 6rem 1rem 4rem;
  }

  video {
    max-width: 100%;
    height: auto;
    margin: 1rem auto;
  }

  .video-caption {
    margin: 1.5rem auto 2rem;
    font-size: 0.8rem;
    padding: 0 1rem;
  }

  /* Видео */
  .video-section h2 {
    font-size: 1.5rem;
  }
  
  /* Манифест на мобильных */
  .manifest-principles {
    margin: 2rem auto;
    max-width: 100%;
    padding: 0 1rem;
  }
  
  .manifest-principles li {
    grid-template-columns: 1fr;
    margin: 2rem 0;
    max-width: 100%;
    width: 100%;
    box-sizing: border-box;
  }
  
  .card-image {
    border-radius: 20px 20px 0 0;
    height: 200px;
    width: 100%;
  }
  
  .card-content {
    padding: 1.5rem;
    width: 100%;
    box-sizing: border-box;
  }
  
  .card-header strong {
    font-size: 1.2rem;
    word-wrap: break-word;
    overflow-wrap: break-word;
  }
  
  .manifest-principles p {
    font-size: 0.9rem;
    line-height: 1.6;
    word-wrap: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
  }
  
  /* Мобильные стили для футера манифеста */
  .manifest-footer {
    padding: 2rem 1rem;
    margin-top: 1rem;
  }
  
  .manifest-footer p {
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    padding: 0 1rem;
  }
  
  .manifest-footer .btn {
    font-size: 0.9rem;
    padding: 0.8rem 1.5rem;
  }
}

/* ——— MANIFEST FOOTER ——— */
.manifest-footer {
  padding: 4rem 0;
  text-align: center;
  margin-top: 2rem;
  width: 100%;
  max-width: none;
  margin-left: auto;
  margin-right: auto;
}

.manifest-footer p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-size: 1rem;
  line-height: 1.6;
}

.manifest-footer .btn {
  border-color: rgba(255, 255, 255, 0.3);
  color: var(--text-secondary);
  display: inline-block;
  margin: 0 auto;
}

.manifest-footer .btn:hover {
  border-color: rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.1);
}

/* ——— CONTACTS PAGE ——— */
.contacts-page {
  background: var(--bg-primary);
  min-height: 100vh;
  padding: 2rem 0;
}

.contacts-header {
  text-align: center;
  padding: 4rem 0;
  position: relative;
}

.contacts-header h1 {
  font-size: clamp(2.5rem, 4vw, 4rem);
  line-height: 1.1;
  opacity: 0.9;
    margin-bottom: 1.5rem;
  color: #a8a8a8;
  font-weight: 700;
  letter-spacing: -0.02em;
  font-family: "Inter", sans-serif;
}

.contacts-header p {
  font-size: 1.2rem;
  color: var(--text-secondary);
  font-weight: 300;
}

.contacts-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 4rem 2rem;
}

.contact-info h2,
.contact-form h2 {
  font-size: 1.8rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  font-weight: 600;
}

.contact-info p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
    font-size: 1rem;
    line-height: 1.6;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 1rem;
  margin-bottom: 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.3s ease;
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent-color);
}

.form-textarea {
  height: 120px;
  resize: vertical;
}

/* ——— МОБИЛЬНАЯ АДАПТАЦИЯ ДЛЯ КОНТАКТОВ ——— */
@media (max-width: 768px) {
  .contacts-content {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 2rem 1rem;
  }
  
  .contacts-header {
    padding: 2rem 0;
  }
  
  .contacts-header h1 {
    font-size: 2rem;
  }
  
  .contacts-header p {
    font-size: 1rem;
  }
  
  .contact-info h2,
  .contact-form h2 {
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  .contacts-content {
    padding: 1rem;
  }
  
  .contacts-header {
    padding: 1.5rem 0;
  }
  
  .contacts-header h1 {
    font-size: 1.8rem;
  }
  
  .form-input,
  .form-textarea {
    padding: 0.8rem;
  }
  
  /* Карточки принципов на очень маленьких экранах */
  .manifest-principles {
    padding: 0 0.5rem;
  }
  
  .manifest-principles li {
    margin: 1.5rem 0;
  }
  
  .card-content {
    padding: 1rem;
  }
  
  .card-header strong {
    font-size: 1.1rem;
  }
  
  .manifest-principles p {
    font-size: 0.85rem;
    line-height: 1.5;
  }
  
  .card-image {
    height: 180px;
  }
}