/* components\header\header.css */

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: all 0.3s ease;
  background: transparent;
  border-bottom: 1px solid var(--card-border);
  
  /* Анимация появления при загрузке - УСКОРЕНО */
  animation: slideDownFadeIn 0.5s ease-out;
}

@keyframes slideDownFadeIn {
  from {
    opacity: 0;
    transform: translateY(-100%);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.header.scrolled {
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-lg);
  border-bottom-color: rgba(255, 255, 255, 0.15);
}

.header__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 40px;
  max-width: 1440px;
  margin: 0 auto;
  transition: padding 0.3s ease;
}

.header.scrolled .header__container {
  padding: 16px 40px;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 28px;
  font-weight: 800;
  color: var(--white);
  z-index: 1001;
  letter-spacing: -1px;
  transition: all 0.3s ease;
  position: relative;
  
  /* Анимация появления логотипа - УСКОРЕНО */
  animation: fadeInScale 0.4s ease-out 0.2s both;
}

@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.header__logo::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-gradient);
  transition: width 0.3s ease;
}

.header__logo:hover::after {
  width: 100%;
}

.header__logo:hover {
  transform: scale(1.05);
  text-shadow: 0 2px 12px rgba(255, 255, 255, 0.15);
}

.header__logo-text {
  color: var(--white);
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 48px;
}

.header__menu {
  display: flex;
  align-items: center;
  gap: 40px;
  list-style: none;
}

.header__menu-item {
  position: relative;
  
  /* Анимация появления пунктов меню с задержкой - УСКОРЕНО */
  animation: fadeInUp 0.35s ease-out both;
}

.header__menu-item:nth-child(1) {
  animation-delay: 0.25s;
}

.header__menu-item:nth-child(2) {
  animation-delay: 0.3s;
}

.header__menu-item:nth-child(3) {
  animation-delay: 0.35s;
}

.header__menu-item:nth-child(4) {
  animation-delay: 0.4s;
}

.header__menu-item:nth-child(5) {
  animation-delay: 0.45s;
}

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

.header__menu-link {
  color: var(--white);
  font-size: 15px;
  font-weight: 600;
  position: relative;
  padding: 8px 0;
  transition: all 0.3s ease;
}

.header__menu-link::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transition: all 0.4s ease;
  z-index: -1;
}

.header__menu-link:hover::before {
  width: 120%;
  height: 200%;
}

.header__menu-link:hover {
  color: var(--gray-100);
}

.header__menu-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-gradient);
  transition: width 0.3s ease;
}

.header__menu-link:hover::after,
.header__menu-link.active::after {
  width: 100%;
}

.header__menu-link.active {
  color: var(--white);
}

.header__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  padding: 8px;
  cursor: pointer;
  z-index: 1001;
  transition: transform 0.3s ease;
}

.header__burger:hover {
  transform: scale(1.1);
}

.header__burger-line {
  width: 28px;
  height: 3px;
  background: var(--white);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.header__burger:hover .header__burger-line {
  background: var(--gray-200);
}

.header__burger.active .header__burger-line:nth-child(1) {
  transform: rotate(45deg) translate(7px, 7px);
}

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

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

@media (max-width: 1024px) {
  .header__menu {
    gap: 24px;
  }
  
  .header__nav {
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .header__container {
    padding: 16px 20px;
  }
  
  .header.scrolled .header__container {
    padding: 14px 20px;
  }
  
  .header__burger {
    display: flex;
    animation: fadeInScale 0.4s ease-out 0.2s both;
  }
  
  .header__nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 80px 32px 32px;
    gap: 48px;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  }
  
  .header__nav.active {
    right: 0;
  }
  
  .header__menu {
    flex-direction: column;
    align-items: center;
    gap: 32px;
    width: 100%;
  }
  
  .header__menu-item {
    animation: none;
  }
  
  .header__menu-link {
    font-size: 24px;
    width: 100%;
    text-align: center;
    padding: 12px 0;
  }

  .header__menu-link:hover {
    transform: scale(1.05);
  }
}