:root {
  /* Основная цветовая палитра */
  --primary-color: #4287f5;
  --primary-dark: #2563eb;
  --primary-light: #6da9ff;
  --secondary-color: #28cc9e;
  --secondary-dark: #1a9c78;
  --secondary-light: #4ee6bc;
  --accent-color: #ff6b6b;
  --accent-dark: #e64a4a;
  --accent-light: #ff9d9d;
  
  /* Нейтральные цвета */
  --white: #ffffff;
  --light-gray: #f5f7fa;
  --medium-gray: #e2e8f0;
  --dark-gray: #4a5568;
  --black: #1a202c;
  
  /* Функциональные цвета */
  --success: #48c774;
  --warning: #ffdd57;
  --danger: #f14668;
  --info: #3298dc;
  
  /* Типографика */
  --heading-font: 'Archivo Black', sans-serif;
  --body-font: 'Roboto', sans-serif;
  
  /* Радиусы скругления */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;
  
  /* Тени */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 12px 24px rgba(0, 0, 0, 0.15);
  
  /* Переходы */
  --transition-fast: 0.2s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
}

/* Общие стили */
html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--body-font);
  color: var(--dark-gray);
  line-height: 1.6;
  background-color: var(--white);
  overflow-x: hidden;
}

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

p {
  margin-bottom: 1.5rem;
}

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

a:hover {
  color: var(--primary-dark);
  text-decoration: none;
}

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

.container {
  padding: 0 1.5rem;
}

/* Кнопки */
.button {
  font-family: var(--body-font);
  font-weight: 500;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-normal);
  border: none;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: var(--shadow-sm);
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.button.is-primary {
  background: linear-gradient(45deg, var(--primary-color), var(--primary-light));
  color: var(--white);
}

.button.is-primary:hover {
  background: linear-gradient(45deg, var(--primary-dark), var(--primary-color));
}

.button.is-light {
  background: rgba(255, 255, 255, 0.9);
  color: var(--primary-color);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.button.is-light:hover {
  background: var(--white);
  color: var(--primary-dark);
}

.button.is-rounded {
  border-radius: 50px;
}

.button.is-fullwidth {
  width: 100%;
  display: block;
}

/* Формы */
.input, .textarea, .select select {
  border-radius: var(--border-radius-md);
  border: 1px solid var(--medium-gray);
  transition: border-color var(--transition-fast);
  box-shadow: none;
  font-family: var(--body-font);
}

.input:focus, .textarea:focus, .select select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(66, 135, 245, 0.2);
}

.select:after {
  border-color: var(--primary-color);
}

/* Хедер/Навигация */
.navbar {
  backdrop-filter: blur(10px);
  background-color: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.navbar.is-fixed-top {
  padding: 0.5rem 0;
}

.navbar-item {
  font-weight: 500;
  transition: color var(--transition-fast);
}

.navbar-item:hover {
  color: var(--primary-color);
}

.navbar-burger {
  height: 3.25rem;
  width: 3.25rem;
}

.navbar-burger span {
  background-color: var(--dark-gray);
}

/* Hero секция */
.hero {
  position: relative;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  color: var(--white);
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.5) 100%);
  z-index: 1;
}

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

.hero .title, 
.hero .subtitle, 
.hero p {
  color: var(--white);
  text-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.hero .title {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
}

.hero .subtitle {
  font-size: 2rem;
  margin-bottom: 2rem;
}

.scroll-down-icon {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
  color: var(--white);
  opacity: 0.8;
  transition: opacity var(--transition-fast);
}

.scroll-down-icon:hover {
  opacity: 1;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0) translateX(-50%);
  }
  40% {
    transform: translateY(-20px) translateX(-50%);
  }
  60% {
    transform: translateY(-10px) translateX(-50%);
  }
}

/* Секции */
.section {
  padding: 5rem 1.5rem;
  position: relative;
}

.section:nth-child(odd) {
  background-color: var(--white);
}

.section:nth-child(even) {
  background-color: var(--light-gray);
}

.section .title {
  position: relative;
  display: inline-block;
  margin-bottom: 3rem;
}

.section .title.is-2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
  border-radius: 2px;
}

/* About Us секция */
.image-container {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition-normal);
}

.image-container:hover {
  transform: scale(1.02);
}

.image-container img {
  transition: transform var(--transition-normal);
}

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

/* Methodology секция */
.accordion-container {
  max-width: 800px;
  margin: 0 auto;
}

.accordion {
  margin-bottom: 1rem;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  background-color: var(--white);
}

.accordion-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem;
  background-color: var(--white);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.accordion-header:hover {
  background-color: var(--light-gray);
}

.accordion-header.active {
  background-color: var(--primary-color);
  color: var(--white);
}

.accordion-header.active .title {
  color: var(--white);
}

.accordion-content {
  padding: 0 1.25rem;
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

/* Case Studies секция */
.carousel-container {
  position: relative;
  overflow: hidden;
  margin: 0 auto;
  max-width: 1200px;
}

.carousel-track {
  display: flex;
  transition: transform var(--transition-normal);
}

.carousel-slide {
  flex: 0 0 100%;
  max-width: 100%;
  padding: 0 1rem;
}

.carousel-nav {
  display: flex;
  justify-content: center;
  margin-top: 2rem;
}

.carousel-prev,
.carousel-next {
  background-color: var(--primary-color);
  color: var(--white);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  margin: 0 0.5rem;
  transition: background-color var(--transition-fast);
}

.carousel-prev:hover,
.carousel-next:hover {
  background-color: var(--primary-dark);
}

/* Card стили */
.card {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
  height: 100%;
  background-color: var(--white);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.card-image {
  overflow: hidden;
  position: relative;
}

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

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

.card-content {
  padding: 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.card-content .title {
  margin-bottom: 1rem;
}

.card-content p {
  flex-grow: 1;
}

.card-content .button {
  align-self: flex-start;
  margin-top: auto;
}

/* Insights секция */
.content h3 {
  margin-bottom: 1.5rem;
  color: var(--primary-dark);
}

.content ul {
  list-style-type: none;
  padding-left: 0;
}

.content ul li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
}

.content ul li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--secondary-color);
  font-weight: bold;
}

/* Contact секция */
.has-background-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: var(--white);
}

.has-background-primary .title,
.has-background-primary .subtitle {
  color: var(--white);
}

.contact-item {
  display: flex;
  align-items: center;
}

.contact-info {
  margin-top: 2rem;
}

/* Footer */
.footer {
  background-color: var(--black);
  color: var(--medium-gray);
  padding: 4rem 1.5rem 2rem;
}

.footer .title {
  color: var(--white);
}

.footer p {
  margin-bottom: 1rem;
}

.footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer ul li {
  margin-bottom: 0.5rem;
}

.footer a {
  color: var(--medium-gray);
  transition: color var(--transition-fast);
}

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

.social-links {
  display: flex;
  flex-direction: column;
}

.social-links a {
  margin-bottom: 0.5rem;
  display: inline-block;
  color: var(--medium-gray);
}

.social-links a:hover {
  color: var(--white);
  transform: translateX(5px);
}

/* Cookie Popup */
.cookie-popup {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: rgba(26, 32, 44, 0.95);
  color: var(--white);
  z-index: 9999;
  padding: 1rem;
  display: none;
}

.cookie-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.cookie-content p {
  margin: 0 1rem 0 0;
}

/* Success Page */
.success-page {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  text-align: center;
  padding: 2rem;
}

.success-icon {
  font-size: 5rem;
  color: var(--success);
  margin-bottom: 2rem;
}

/* Privacy & Terms Pages */
.privacy-page,
.terms-page {
  padding-top: 100px;
}

.privacy-page .content,
.terms-page .content {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem;
}

/* Медиа-запросы */
@media screen and (max-width: 768px) {
  .hero .title {
    font-size: 2.5rem;
  }
  
  .hero .subtitle {
    font-size: 1.5rem;
  }
  
  .cookie-content {
    flex-direction: column;
    text-align: center;
  }
  
  .cookie-content p {
    margin: 0 0 1rem 0;
  }
  
  .carousel-slide {
    flex: 0 0 100%;
    max-width: 100%;
  }
}

@media screen and (min-width: 769px) and (max-width: 1023px) {
  .hero .title {
    font-size: 3rem;
  }
  
  .carousel-slide {
    flex: 0 0 50%;
    max-width: 50%;
  }
}

@media screen and (min-width: 1024px) {
  .carousel-container:hover .carousel-nav {
    opacity: 1;
  }
  
  .carousel-nav {
    opacity: 0.5;
    transition: opacity var(--transition-normal);
  }
}

/* Дополнительные анимации */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Утилиты */
.has-text-white {
  color: var(--white) !important;
}

.has-shadow {
  box-shadow: var(--shadow-md);
}

.is-rounded-image {
  border-radius: 50%;
}

.is-transparent {
  background-color: transparent !important;
}

.has-background-blur {
  backdrop-filter: blur(10px);
  background-color: rgba(255, 255, 255, 0.1);
}

.text-gradient {
  background: linear-gradient(45deg, var(--primary-color), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.read-more {
  display: inline-block;
  color: var(--primary-color);
  font-weight: 500;
  margin-top: 1rem;
  position: relative;
  padding-right: 20px;
}

.read-more::after {
  content: '→';
  position: absolute;
  right: 0;
  transition: transform var(--transition-fast);
}

.read-more:hover {
  color: var(--primary-dark);
}

.read-more:hover::after {
  transform: translateX(5px);
}