/* =========== ОСНОВНЫЕ ПЕРЕМЕННЫЕ И СБРОС =========== */
:root {
  /* Основная цветовая палитра (аналоговая схема) */
  --primary-color: #2E3DFF;         /* Основной цвет - яркий синий */
  --primary-dark: #1A29E0;          /* Темный синий для эффектов при наведении */
  --primary-light: #6D78FF;         /* Светлый синий для фонов и акцентов */
  --secondary-color: #2E9DFF;       /* Бирюзово-синий для акцентов */
  --secondary-dark: #1A8BE0;        /* Темный бирюзово-синий */
  --tertiary-color: #2E57FF;        /* Фиолетово-синий для дополнительных акцентов */
  --accent-color: #FFB930;          /* Акцентный оранжевый (для важных элементов) */
  --accent-dark: #E09A00;           /* Темный оранжевый */
  
  /* Нейтральные цвета */
  --text-dark: #151C3B;             /* Основной цвет текста */
  --text-medium: #4A5377;           /* Средний цвет текста */
  --text-light: #8D93B1;            /* Светлый цвет текста */
  --background-light: #F8FAFF;      /* Светлый фон */
  --background-white: #FFFFFF;      /* Белый фон */
  --background-dark: #101530;       /* Темный фон (для футера) */
  
  /* Градиенты */
  --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--tertiary-color) 100%);
  --gradient-secondary: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
  --gradient-overlay: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.3));
  
  /* Гласморфизм и тени */
  --glass-background: rgba(255, 255, 255, 0.1);
  --glass-border: 1px solid rgba(255, 255, 255, 0.2);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  --box-shadow-sm: 0 4px 8px rgba(0, 0, 0, 0.1);
  --box-shadow-md: 0 8px 24px rgba(0, 0, 0, 0.12);
  --box-shadow-lg: 0 16px 32px rgba(0, 0, 0, 0.16);
  --brutal-shadow: 8px 8px 0px var(--text-dark);
  
  /* Типографика */
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Размеры и радиусы */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 16px;
  
  /* Анимации */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* Сброс стилей и базовые настройки */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  scroll-behavior: smooth;
  overflow-x: hidden;
  width: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--background-light);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

a {
  text-decoration: none;
  color: var(--primary-color);
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--primary-dark);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--text-dark);
  font-weight: 700;
}

h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  font-weight: 900;
}

h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  position: relative;
}

h3 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

h4 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

p {
  margin-bottom: 1.5rem;
  color: var(--text-medium);
}

section {
  padding: 5rem 0;
  position: relative;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* =========== СЛУЖЕБНЫЕ КЛАССЫ =========== */
.text-center {
  text-align: center;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
  z-index: 1;
}

.section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: var(--gradient-primary);
  margin: 1rem auto 0;
  border-radius: 2px;
}

.section-description {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 3rem;
  font-size: 1.125rem;
  color: var(--text-medium);
}

.overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-overlay);
  z-index: 1;
}

/* =========== КНОПКИ (ГЛОБАЛЬНЫЕ) =========== */
.btn, 
button,
input[type='submit'] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius-sm);
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  border: none;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.1);
  transition: all 0.4s ease;
  z-index: -1;
}

.btn:hover::before {
  left: 100%;
}

.btn.primary {
  background-color: var(--primary-color);
  color: white;
  box-shadow: var(--box-shadow-sm);
}

.btn.primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--box-shadow-md);
}

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

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

.btn.accent {
  background-color: var(--accent-color);
  color: var(--text-dark);
}

.btn.accent:hover {
  background-color: var(--accent-dark);
  transform: translateY(-2px);
}

/* =========== HEADER & NAVIGATION =========== */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: var(--background-white);
  box-shadow: var(--box-shadow-sm);
  transition: all var(--transition-medium);
}

.main-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
}

.logo {
  display: flex;
  align-items: center;
}

.logo img {
  height: 60px;
  width: auto;
  transition: all var(--transition-fast);
}

.main-nav ul {
  display: flex;
  gap: 2rem;
}

.main-nav a {
  color: var(--text-dark);
  font-weight: 500;
  position: relative;
  padding: 0.5rem 0;
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 1px;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: width var(--transition-medium);
}

.main-nav a:hover {
  color: var(--primary-color);
}

.main-nav a:hover::after {
  width: 100%;
}

.burger-menu {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 20px;
  cursor: pointer;
}

.burger-menu span {
  width: 100%;
  height: 2px;
  background-color: var(--text-dark);
  transition: all var(--transition-fast);
}

/* =========== HERO SECTION =========== */
.hero {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: white;
  padding: 0;
  margin-top: 0;
}

.hero .container {
  position: relative;
  z-index: 2;
}

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

.hero-content h1 {
  color: white;
  margin-bottom: 1.5rem;
  font-weight: 900;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 1s ease;
}

.hero-content p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.25rem;
  margin-bottom: 2rem;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 1s ease 0.2s backwards;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  animation: fadeInUp 1s ease 0.4s backwards;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* =========== ABOUT SECTION =========== */
.about-section {
  background-color: var(--background-white);
}

.about-content {
  display: flex;
  align-items: center;
  gap: 4rem;
}

.about-text {
  flex: 1;
}

.about-image {
  flex: 1;
  position: relative;
}

.about-image img {
  border-radius: var(--border-radius-md);
  box-shadow: var(--brutal-shadow);
  transition: transform var(--transition-medium);
}

.about-image:hover img {
  transform: translate(-8px, -8px);
  box-shadow: 16px 16px 0px var(--text-dark);
}

/* =========== FEATURES SECTION =========== */
.features-section {
  background-color: var(--background-light);
  position: relative;
  overflow: hidden;
}

.features-section::before {
  content: '';
  position: absolute;
  top: -300px;
  right: -300px;
  width: 600px;
  height: 600px;
  background: var(--gradient-primary);
  border-radius: 50%;
  opacity: 0.05;
  z-index: 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.card {
  background-color: var(--background-white);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--box-shadow-sm);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.card:hover {
  transform: translateY(-10px);
  box-shadow: var(--box-shadow-md);
}

.card-image {
  width: 100%;
  height: 250px;
  overflow: hidden;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-medium);
}

.card:hover .card-image img {
  transform: scale(1.05);
}

.card-content {
  padding: 1.5rem;
  text-align: center;
}

.card-content h3 {
  margin-bottom: 1rem;
  color: var(--text-dark);
}

/* =========== PARTNERS SECTION =========== */
.partners-section {
  background-color: var(--background-white);
  padding-top: 4rem;
  padding-bottom: 5rem;
}

.partners-carousel {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  margin-bottom: 2rem;
  overflow-x: auto;
  padding: 1rem 0;
}

.partner-item {
  text-align: center;
  flex: 0 0 200px;
  transition: transform var(--transition-medium);
}

.partner-item:hover {
  transform: translateY(-5px);
}

.partner-item img {
  width: 200px;
  height: 100px;
  object-fit: contain;
  margin: 0 auto 1rem;
  filter: grayscale(100%);
  transition: filter var(--transition-medium);
}

.partner-item:hover img {
  filter: grayscale(0%);
}

.partner-item p {
  font-weight: 500;
  color: var(--text-medium);
  margin-bottom: 0;
}

.carousel-controls {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

.carousel-controls button {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--background-white);
  color: var(--text-dark);
  font-size: 1.25rem;
  border: 1px solid var(--text-light);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel-controls button:hover {
  background-color: var(--primary-light);
  color: white;
  border-color: var(--primary-light);
}

/* =========== RESOURCES SECTION =========== */
.resources-section {
  background-color: var(--background-light);
  padding: 5rem 0;
}

.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.resource-item {
  background-color: var(--background-white);
  padding: 1.5rem;
  border-radius: var(--border-radius-md);
  box-shadow: var(--box-shadow-sm);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.resource-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--box-shadow-md);
}

.resource-item h3 {
  margin-bottom: 1rem;
  font-size: 1.25rem;
}

.resource-item h3 a {
  color: var(--primary-color);
  transition: color var(--transition-fast);
}

.resource-item h3 a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

.resource-item p {
  color: var(--text-medium);
  margin-bottom: 0;
}

/* =========== SUCCESS STORIES SECTION =========== */
.success-stories-section {
  background-color: var(--background-white);
  padding: 5rem 0;
}

.success-stories-carousel {
  overflow: hidden;
  margin-bottom: 2rem;
}

.story-item {
  padding: 1rem;
}

.story-content {
  display: flex;
  gap: 2rem;
  background-color: var(--background-light);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--box-shadow-sm);
}

.story-image {
  flex: 0 0 300px;
}

.story-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.story-text {
  flex: 1;
  padding: 2rem;
}

.story-text h3 {
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.client-quote {
  font-style: italic;
  color: var(--text-medium);
  position: relative;
  padding-left: 1.5rem;
  border-left: 3px solid var(--primary-light);
}

/* =========== CLIENTELE SECTION =========== */
.clientele-section {
  background-color: var(--background-light);
  padding: 5rem 0;
}

.client-categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.client-category {
  text-align: center;
  padding: 2rem;
  background-color: var(--background-white);
  border-radius: var(--border-radius-md);
  box-shadow: var(--box-shadow-sm);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.client-category:hover {
  transform: translateY(-10px);
  box-shadow: var(--box-shadow-md);
}

.category-icon {
  width: 100px;
  height: 100px;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.category-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  margin: 0 auto;
}

.client-category h3 {
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.client-category p {
  color: var(--text-medium);
  margin-bottom: 0;
}

/* =========== WORKSHOPS SECTION =========== */
.workshops-section {
  background-color: var(--background-white);
  padding: 5rem 0;
}

.workshops-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

/* =========== CONTACT SECTION =========== */
.contact-section {
  background-color: var(--background-light);
  padding: 5rem 0;
}

.contact-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-info {
  padding-right: 2rem;
}

.info-item {
  margin-bottom: 1.5rem;
}

.info-item h4 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.contact-form {
  background-color: var(--background-white);
  padding: 2rem;
  border-radius: var(--border-radius-md);
  box-shadow: var(--box-shadow-md);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
  font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--text-light);
  border-radius: var(--border-radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(46, 61, 255, 0.1);
}

/* =========== FOOTER =========== */
.main-footer {
  background-color: var(--background-dark);
  color: white;
  padding: 4rem 0 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-logo img {
  margin-bottom: 1rem;
}

.footer-logo p {
  color: rgba(255, 255, 255, 0.7);
}

.footer-links h3,
.footer-legal h3,
.footer-social h3 {
  color: white;
  margin-bottom: 1.5rem;
  font-size: 1.25rem;
}

.footer-links ul,
.footer-legal ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a,
.footer-legal a {
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast);
}

.footer-links a:hover,
.footer-legal a:hover {
  color: white;
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.social-links a {
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast);
  padding: 0.5rem 1rem;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-sm);
}

.social-links a:hover {
  color: white;
  background-color: var(--primary-color);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 0.5rem;
}

/* =========== SUCCESS PAGE =========== */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  text-align: center;
}

.success-container {
  max-width: 600px;
  padding: 3rem;
  background-color: var(--background-white);
  border-radius: var(--border-radius-md);
  box-shadow: var(--box-shadow-lg);
}

.success-icon {
  font-size: 4rem;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

/* =========== PRIVACY & TERMS PAGES =========== */
.privacy-page,
.terms-page {
  padding-top: 100px;
}

.privacy-content,
.terms-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem;
  background-color: var(--background-white);
  border-radius: var(--border-radius-md);
  box-shadow: var(--box-shadow-md);
}

/* =========== RESPONSIVE STYLES =========== */
@media (max-width: 1200px) {
  h1 {
    font-size: 3rem;
  }
  
  h2 {
    font-size: 2.25rem;
  }
  
  .story-content {
    flex-direction: column;
  }
  
  .story-image {
    flex: 0 0 auto;
    height: 250px;
  }
}

@media (max-width: 992px) {
  .about-content {
    flex-direction: column-reverse;
    gap: 3rem;
  }
  
  .contact-container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .contact-info {
    padding-right: 0;
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  section {
    padding: 4rem 0;
  }
  
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--background-white);
    box-shadow: var(--box-shadow-sm);
    padding: 1rem 0;
  }
  
  .main-nav.active {
    display: block;
  }
  
  .main-nav ul {
    flex-direction: column;
    gap: 0;
  }
  
  .main-nav li {
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  }
  
  .main-nav a {
    display: block;
    padding: 1rem 2rem;
  }
  
  .burger-menu {
    display: flex;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 576px) {
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: 1rem;
  }
  
  .btn {
    width: 100%;
  }
}

/* =========== МИКРОАНИМАЦИИ =========== */
@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

@keyframes floatY {
  0% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
  100% {
    transform: translateY(0);
  }
}

@keyframes shimmer {
  0% {
    background-position: -1000px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}

.btn.primary {
  position: relative;
  overflow: hidden;
}

.btn.primary::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    to right,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.3) 50%,
    rgba(255, 255, 255, 0) 100%
  );
  transform: rotate(30deg);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.btn.primary:hover::after {
  opacity: 1;
  animation: shimmer 1.5s infinite;
}

.section-title::before {
  content: '';
  position: absolute;
  width: 30px;
  height: 30px;
  background-color: var(--primary-light);
  border-radius: 50%;
  opacity: 0.1;
  z-index: -1;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  animation: pulse 4s infinite;
}

.card-image img {
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.partner-item {
  animation: floatY 6s ease-in-out infinite;
}

.partner-item:nth-child(2) {
  animation-delay: 1s;
}

.partner-item:nth-child(3) {
  animation-delay: 2s;
}

.partner-item:nth-child(4) {
  animation-delay: 3s;
}