/* CSS Variables */
:root {
  /* Основные цвета */
  --primary-bg: #0A0E27;        /* Основной фон сайта */
  --secondary-bg: #1A1F3A;      /* Фон карточек/блоков */
  --accent-primary: #FF6B35;    /* Главный акцентный цвет */
  --accent-secondary: #4ECDC4;  /* Вторичный акцент */
  
  /* Текст */
  --text-primary: #FFFFFF;      /* Основной текст */
  --text-secondary: #B8BCC8;    /* Вторичный текст */
  --text-muted: #9CA3AF;        /* Приглушенный текст */
  
  /* Кнопки */
  --btn-primary: #FF6B35;       /* Основные кнопки */
  --btn-primary-hover: #FF8C5A; /* Hover основных кнопок */
  --btn-secondary: #4ECDC4;     /* Вторичные кнопки */
  --btn-secondary-hover: #6FD9D1; /* Hover вторичных кнопок */

  /* Другие переменные */
  --border-radius: 12px;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  --transition: all 0.3s ease;
  --container-padding: 16px;
  --section-padding: 60px 0;
}

/* Reset и базовые стили */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--primary-bg);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Контейнер */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* Общие стили для секций */
section {
  padding: var(--section-padding);
}

/* Заголовки */
h1, h2, h3, h4, h5, h6 {
  margin-bottom: 1rem;
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: clamp(1.8rem, 5vw, 3rem);
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  color: var(--text-primary);
}

h3 {
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  color: var(--text-primary);
}

/* Параграфы */
p {
  margin-bottom: 1rem;
  color: var(--text-secondary);
  font-size: clamp(0.9rem, 2.5vw, 1.1rem);
}

/* Ссылки */
a {
  text-decoration: none;
  transition: var(--transition);
}

/* Списки */
ul, ol {
  margin-left: 1.5rem;
  margin-bottom: 1rem;
}

li {
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
}

/* Изображения */
img {
  max-width: 100%;
  height: auto;
  border-radius: var(--border-radius);
}

/* Header */
.header {
  background: rgba(26, 31, 58, 0.95);
  backdrop-filter: blur(10px);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  box-shadow: var(--shadow);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.logo-img {
  height: 40px;
  width: auto;
}

.nav {
  display: flex;
  gap: 0.5rem;
}

.nav-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  border-radius: var(--border-radius);
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.login-btn {
  background: var(--btn-secondary);
  color: var(--primary-bg);
}

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

.play-btn {
  background: var(--btn-primary);
  color: white;
}

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

/* Hero Section */
.hero {
  padding-top: 120px;
  background: linear-gradient(135deg, var(--primary-bg) 0%, var(--secondary-bg) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><polygon fill="%23FF6B35" fill-opacity="0.05" points="0,1000 1000,0 1000,1000"/></svg>');
  pointer-events: none;
}

.hero-content {
  text-align: center;
  position: relative;
  z-index: 2;
}

.hero-title {
  margin-bottom: 2rem;
  animation: fadeInUp 1s ease-out;
}

.hero-image {
  margin: 2rem 0;
  animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-img {
  max-width: 100%;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

.hero-text {
  margin: 2rem 0;
  animation: fadeInUp 1s ease-out 0.4s both;
}

.highlight {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
  font-size: 1.2em;
}

/* CTA Buttons */
.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2rem;
  border-radius: var(--border-radius);
  font-weight: 700;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow);
  animation: fadeInUp 1s ease-out 0.6s both;
}

.cta-btn.primary {
  background: linear-gradient(135deg, var(--btn-primary), var(--btn-primary-hover));
  color: white;
}

.cta-btn.primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 25px rgba(255, 107, 53, 0.4);
}

.cta-btn.secondary {
  background: linear-gradient(135deg, var(--btn-secondary), var(--btn-secondary-hover));
  color: var(--primary-bg);
}

.cta-btn.secondary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 25px rgba(78, 205, 196, 0.4);
}

/* Comparison Section */
.comparison {
  background: var(--secondary-bg);
  position: relative;
}

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

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  border-radius: 2px;
}

.comparison-image {
  text-align: center;
  margin: 2rem 0;
}

.comparison-img {
  max-width: 100%;
  box-shadow: var(--shadow);
}

/* Tables */
.table-wrapper {
  overflow-x: auto;
  margin: 2rem 0;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--primary-bg);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.comparison-table th {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: white;
  padding: 1rem;
  text-align: left;
  font-weight: 700;
}

.comparison-table td {
  padding: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
}

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

.comparison-table tr:nth-child(even) {
  background: rgba(255, 255, 255, 0.02);
}

/* Button Groups */
.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin: 2rem 0;
}

.comparison-cta {
  text-align: center;
  margin-top: 3rem;
}

.comparison-cta p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  color: var(--text-primary);
}

/* Game Mechanics */
.mechanics {
  background: var(--primary-bg);
}

.mechanics-grid {
  display: grid;
  gap: 2rem;
  margin-top: 3rem;
}

.mechanics-card {
  background: var(--secondary-bg);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.mechanics-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.mechanics-card h3 {
  color: var(--accent-primary);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.mechanics-image {
  text-align: center;
  margin: 1.5rem 0;
}

.mechanics-img {
  max-width: 100%;
  box-shadow: var(--shadow);
}

.mechanics-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
}

.mechanics-table td {
  padding: 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
}

.mechanics-table td:first-child {
  color: var(--text-primary);
  font-weight: 600;
  width: 40%;
}

.pro-tip {
  background: linear-gradient(135deg, var(--accent-secondary), var(--accent-primary));
  padding: 1rem;
  border-radius: var(--border-radius);
  margin-top: 1.5rem;
  color: #0A0E27;
  font-weight: 600;
}

/* Strategies Section */
.strategies {
  background: var(--secondary-bg);
}

.strategies-intro {
  text-align: center;
  font-size: 1.2rem;
  margin-bottom: 3rem;
  color: var(--text-primary);
}

.strategies-grid {
  display: grid;
  gap: 3rem;
  margin-top: 3rem;
}

.strategy-card {
  background: var(--primary-bg);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.strategy-card:hover {
  transform: translateY(-5px);
}

.strategy-card h3 {
  color: var(--accent-primary);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.strategy-image {
  text-align: center;
  margin: 1.5rem 0;
}

.strategy-img {
  max-width: 100%;
  box-shadow: var(--shadow);
}

.strategy-item {
  margin: 2rem 0;
  padding: 1.5rem;
  background: var(--secondary-bg);
  border-radius: var(--border-radius);
  border-left: 4px solid var(--accent-secondary);
}

.strategy-item h4 {
  color: var(--accent-secondary);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.strategy-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--secondary-bg);
  border-radius: var(--border-radius);
  overflow: hidden;
  margin: 1.5rem 0;
}

.strategy-table th {
  background: var(--accent-primary);
  color: white;
  padding: 1rem;
  text-align: center;
  font-weight: 700;
}

.strategy-table td {
  padding: 1rem;
  text-align: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
}

/* Why Section */
.why-section {
  background: var(--primary-bg);
}

.why-intro {
  text-align: center;
  font-size: 1.2rem;
  margin-bottom: 3rem;
  color: var(--text-primary);
}

.why-image {
  text-align: center;
  margin: 3rem 0;
}

.why-img {
  max-width: 100%;
  box-shadow: var(--shadow);
}

.features-grid {
  display: grid;
  gap: 2rem;
  margin: 3rem 0;
}

.feature-card {
  background: var(--secondary-bg);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
  text-align: center;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.feature-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 1.5rem;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
}

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

.quote {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
  font-style: italic;
  margin-top: 1rem;
}

.ready-section {
  text-align: center;
  margin: 4rem 0;
  padding: 3rem;
  background: var(--secondary-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

.ready-section h3 {
  color: var(--accent-primary);
  margin-bottom: 1rem;
}

/* Final Comparison */
.final-comparison {
  background: var(--secondary-bg);
}

.final-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--primary-bg);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.final-table th {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: white;
  padding: 1rem;
  text-align: center;
  font-weight: 700;
}

.final-table td {
  padding: 1rem;
  text-align: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
}

.final-table td:first-child {
  color: var(--text-primary);
  font-weight: 700;
}

.final-tips {
  text-align: center;
  margin-top: 3rem;
}

.final-tips p {
  font-size: 1.1rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

/* Footer */
.footer {
  background: var(--primary-bg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 2rem 0;
}

.footer-content {
  text-align: center;
}

.footer-content p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

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

/* Responsive Design */
@media (min-width: 768px) {
  :root {
    --container-padding: 24px;
    --section-padding: 80px 0;
  }

  .header-content {
    gap: 2rem;
  }

  .nav {
    gap: 1rem;
  }

  .nav-btn {
    padding: 1rem 1.5rem;
    font-size: 1rem;
  }

  .hero-content {
    padding: 0 2rem;
  }

  .btn-group {
    gap: 1.5rem;
  }

  .mechanics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
  }

  .strategies-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 4rem;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
  }
}

@media (min-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .strategies-grid {
    gap: 5rem;
  }

  .hero-content {
    padding: 0 4rem;
  }
}

@media (min-width: 1200px) {
  :root {
    --section-padding: 100px 0;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 4rem;
  }
}

/* Дополнительные утилиты */
.text-center {
  text-align: center;
}

.mb-2 {
  margin-bottom: 2rem;
}

.mt-2 {
  margin-top: 2rem;
}

/* Hover эффекты для изображений */
.hero-img,
.comparison-img,
.mechanics-img,
.strategy-img,
.why-img {
  transition: var(--transition);
}

.hero-img:hover,
.comparison-img:hover,
.mechanics-img:hover,
.strategy-img:hover,
.why-img:hover {
  transform: scale(1.02);
}

/* Плавная прокрутка */
html {
  scroll-behavior: smooth;
}

/* Стили для мобильных устройств */
@media (max-width: 767px) {
  .nav {
    gap: 0.5rem;
  }

  .nav-btn {
    padding: 0.75rem 1rem;
    font-size: 0.75rem;
    justify-content: center;
  }

  .nav-btn i {
    display: none;
  }

  .logo-img {
    height: 35px;
  }

  .cta-btn {
    padding: 0.875rem 1.5rem;
    font-size: 0.9rem;
  }

  .btn-group {
    flex-direction: column;
    align-items: center;
  }

  .strategy-card,
  .mechanics-card,
  .feature-card {
    padding: 1.5rem;
  }

  .ready-section {
    padding: 2rem;
  }
}

/* Финальные штрихи */
::selection {
  background: var(--accent-primary);
  color: white;
}

::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--primary-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--accent-primary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-secondary);
}