/* Базовые стили */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  overflow-x: hidden;
}

html {
  scroll-behavior: smooth;
}

/* Hero section с плавным исчезновением */
#hero {
  transition: opacity 0.1s ease-out;
}

/* Видео фон в Hero секции */
#hero-video {
  filter: blur(2px) brightness(0.7);
  transition: filter 0.3s ease;
}

#hero:hover #hero-video {
  filter: blur(1px) brightness(0.8);
}



/* Неоновое свечение */
.neon-text {
  color: #fff;
  text-shadow: 
    0 0 10px rgba(255, 0, 128, 0.8),
    0 0 20px rgba(255, 0, 128, 0.6),
    0 0 30px rgba(255, 0, 128, 0.4),
    0 0 40px rgba(189, 0, 255, 0.3);
  animation: neon-flicker 3s infinite alternate;
}

@keyframes neon-flicker {
  0%, 100% {
    text-shadow: 
      0 0 10px rgba(255, 0, 128, 0.8),
      0 0 20px rgba(255, 0, 128, 0.6),
      0 0 30px rgba(255, 0, 128, 0.4),
      0 0 40px rgba(189, 0, 255, 0.3);
  }
  50% {
    text-shadow: 
      0 0 15px rgba(255, 0, 128, 1),
      0 0 25px rgba(255, 0, 128, 0.8),
      0 0 35px rgba(255, 0, 128, 0.6),
      0 0 50px rgba(189, 0, 255, 0.5);
  }
}

.neon-logo {
  filter: drop-shadow(0 0 30px rgba(255, 0, 128, 0.9))
          drop-shadow(0 0 60px rgba(189, 0, 255, 0.7))
          drop-shadow(0 0 90px rgba(255, 0, 128, 0.5));
  animation: float 4s ease-in-out infinite;
  transition: all 0.3s ease;
}

.neon-logo:hover {
  filter: drop-shadow(0 0 40px rgba(255, 0, 128, 1))
          drop-shadow(0 0 80px rgba(189, 0, 255, 0.9))
          drop-shadow(0 0 120px rgba(255, 0, 128, 0.7));
  transform: scale(1.05);
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

/* Неоновый фон */
.neon-glow {
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle at 50% 50%,
    rgba(255, 0, 128, 0.15) 0%,
    rgba(189, 0, 255, 0.1) 25%,
    transparent 50%
  );
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Неоновая кнопка */
.neon-button {
  display: inline-block;
  padding: 12px 32px;
  background: linear-gradient(135deg, #ff0080, #bd00ff);
  color: white;
  font-weight: 600;
  text-decoration: none;
  border-radius: 9999px;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 
    0 0 20px rgba(255, 0, 128, 0.5),
    0 0 40px rgba(189, 0, 255, 0.3);
}

.neon-button:hover {
  transform: translateY(-2px);
  box-shadow: 
    0 0 30px rgba(255, 0, 128, 0.8),
    0 0 60px rgba(189, 0, 255, 0.5);
}

.neon-button:active {
  transform: translateY(0);
}

/* Неоновые карточки */
.neon-card {
  background: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 0, 128, 0.2);
  border-radius: 24px;
  padding: 32px;
  transition: all 0.3s ease;
}

.neon-card:hover {
  border-color: rgba(255, 0, 128, 0.5);
  box-shadow: 
    0 0 30px rgba(255, 0, 128, 0.2),
    0 0 60px rgba(189, 0, 255, 0.1);
  transform: translateY(-4px);
}

/* Слайдер */
.slider {
  accent-color: #ff0080;
}

.slider::-webkit-slider-thumb {
  background: linear-gradient(135deg, #ff0080, #bd00ff);
  box-shadow: 0 0 10px rgba(255, 0, 128, 0.5);
}

.slider::-moz-range-thumb {
  background: linear-gradient(135deg, #ff0080, #bd00ff);
  box-shadow: 0 0 10px rgba(255, 0, 128, 0.5);
}

/* Плавающая галерея */
.floating-gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 40px 0;
}

.float-item {
  animation: float-random 6s ease-in-out infinite;
}

@keyframes float-random {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  33% {
    transform: translateY(-15px) rotate(2deg);
  }
  66% {
    transform: translateY(10px) rotate(-2deg);
  }
}

.success-card {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 0, 128, 0.2);
  border-radius: 20px;
  padding: 0;
  text-align: center;
  transition: all 0.4s ease;
  overflow: visible;
  position: relative;
  display: flex;
  flex-direction: column;
}

.success-card img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  display: block;
  border-radius: 20px 20px 0 0;
}

.success-card p {
  padding: 16px;
  background: rgba(0, 0, 0, 0.9);
  margin: 0;
  font-size: 15px;
  line-height: 1.4;
  word-wrap: break-word;
  overflow-wrap: break-word;
  white-space: normal;
  min-height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0 0 20px 20px;
}

.success-card:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 0, 128, 0.5);
  box-shadow: 
    0 10px 40px rgba(255, 0, 128, 0.3),
    0 0 60px rgba(189, 0, 255, 0.2);
  transform: scale(1.05);
}

/* Карточки студии */
.studio-card {
  transition: all 0.3s ease;
}

.studio-card:hover {
  transform: translateY(-8px);
}

/* 3D Flip карточка для камеры */
.flip-card {
  perspective: 1000px;
  min-height: 340px;
}

.flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 340px;
  transition: transform 0.8s;
  transform-style: preserve-3d;
}

.flip-card:hover .flip-card-inner {
  transform: rotateY(180deg);
}

.flip-card-front,
.flip-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  border-radius: 12px;
  overflow: hidden;
}

.flip-card-front {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 0, 128, 0.2);
  display: flex;
  flex-direction: column;
  padding-bottom: 16px;
  overflow: visible;
}

.flip-card-front .aspect-video {
  overflow: hidden;
  flex-shrink: 0;
}

.flip-card-front p {
  word-wrap: break-word;
  overflow-wrap: break-word;
  white-space: normal;
  padding: 0 16px;
  line-height: 1.5;
  margin-top: 16px;
  font-size: 15px;
}

.flip-card-back {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 0, 128, 0.4);
  transform: rotateY(180deg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.flip-card-back img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Карточки отзывов */
.review-card {
  background: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 0, 128, 0.15);
  border-radius: 20px;
  padding: 24px;
  transition: all 0.3s ease;
}

.review-card:hover {
  border-color: rgba(255, 0, 128, 0.4);
  box-shadow: 
    0 10px 30px rgba(255, 0, 128, 0.2),
    0 0 50px rgba(189, 0, 255, 0.1);
  transform: translateY(-4px);
}

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

/* Адаптивность */
@media (max-width: 768px) {
  .floating-gallery {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .neon-text {
    font-size: 2rem;
  }

  h2 {
    font-size: 2rem;
  }

  .success-card p {
    font-size: 14px;
    padding: 12px;
    min-height: 48px;
  }
}

@media (max-width: 480px) {
  .floating-gallery {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .success-card p {
    font-size: 13px;
    padding: 10px;
    min-height: 44px;
  }
}

/* Скрытие скроллбара но сохранение функциональности */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.5);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, #ff0080, #bd00ff);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, #ff0099, #cc00ff);
}

/* Дополнительные эффекты */
.success-card i,
.studio-card i {
  transition: all 0.3s ease;
}

.success-card:hover i {
  transform: scale(1.2) rotate(5deg);
}

/* Кнопки калькулятора (смена, английский, опыт) */
.shift-btn,
.english-btn,
.experience-btn {
  padding: 16px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 0, 128, 0.2);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-align: center;
  color: #fff;
}

.shift-btn:hover,
.english-btn:hover,
.experience-btn:hover {
  background: rgba(255, 0, 128, 0.1);
  border-color: rgba(255, 0, 128, 0.5);
  transform: translateY(-2px);
}

.shift-btn.active,
.english-btn.active,
.experience-btn.active {
  background: linear-gradient(135deg, rgba(255, 0, 128, 0.3), rgba(189, 0, 255, 0.3));
  border-color: #ff0080;
  box-shadow: 
    0 0 20px rgba(255, 0, 128, 0.4),
    0 0 40px rgba(189, 0, 255, 0.2);
}

/* Плавный переход для всех интерактивных элементов */
a, button, input, .success-card, .review-card, .neon-card {
  transition: all 0.3s ease;
}

/* Фокус для доступности */
input:focus,
button:focus,
a:focus {
  outline: 2px solid rgba(255, 0, 128, 0.5);
  outline-offset: 2px;
}

/* Градиентные текстовые эффекты */
.gradient-text {
  background: linear-gradient(135deg, #ff0080, #bd00ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}