/* ============================================
   Header Styles
   ============================================ */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-image: url('../img/header.webp');
  background-size: 100% 100%;
  background-position: center top;
  background-repeat: no-repeat;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
  height: clamp(90px, 8vw, 150px);
}

/* Header is hidden by default when scrolling down */
.site-header.header-hidden {
  transform: translateY(-100%);
}

/* Header shows when scrolling up */
.site-header.header-visible {
  transform: translateY(0);
}

.header-overlay {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(var(--spacing-sm), 4vw, var(--spacing-3xl));;
  height: 100%;
  position: relative;
}

/* ==================== Header Sections ==================== */

.header-left,
.header-center,
.header-right {
  display: flex;
  align-items: center;
}

.header-left {
  flex: 0 1 auto;
  justify-content: flex-start;
  gap: var(--spacing-sm);
}

.header-center {
  flex: 1 1 auto;
  justify-content: center;
  flex-direction: column;
  gap: clamp(var(--spacing-xs), 1.2vh, var(--spacing-lg));
  padding-top: 1vh;
  padding-bottom: 0.2vh;
}

.header-right {
  flex: 0 1 auto;
  justify-content: flex-end;
}

/* ==================== Title ==================== */

.header-title {
  display: block;
  width: 100%;
  margin-bottom: 0;
}

.header-title img {
  width: clamp(28rem, 40vw, 80rem);
  height: auto;
  object-fit: contain;
  display: block;
  margin: 0 auto;
}

/* ==================== Social Icons ==================== */

.social-icon {
  color: var(--color-dark-blue);
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
}

.social-icon:hover {
  color: var(--color-orange);
}

.social-icon svg {
  width: 24px;
  height: 24px;
}

/* ==================== Navigation ==================== */

.header-nav {
  display: flex;
  gap: var(--spacing-lg);
  margin-top: 0;
}

.header-nav a {
  font-family: var(--font-body);
  font-size: clamp(1.2rem, 1.5vw, 2rem);
  font-weight: var(--font-weight-bold);
  color: var(--color-dark-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.header-nav a:hover {
  color: var(--color-orange);
}

/* ==================== Contact Button ==================== */

.header-contact-btn {
  font-size: var(--font-size-small);
  padding: var(--spacing-xs) var(--spacing-lg);
}

/* ==================== Mobile Menu ==================== */

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
  position: relative;
  z-index: 1001;
}

.mobile-menu-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--color-dark-blue);
  transition: all var(--transition-fast);
}

.mobile-menu-toggle:hover span,
.mobile-menu-toggle:focus span {
  background-color: var(--color-orange);
}

/* Mobile menu toggle animation when open */
.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* Mobile Navigation */
.mobile-nav {
  position: fixed;
  top: clamp(80px, 9vh, 200px);
  left: 0;
  width: 100vw;
  height: calc(100vh - clamp(80px, 9vh, 200px));
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background-color: rgba(222, 222, 222, 0.98);
  padding: var(--spacing-2xl) var(--spacing-lg);
  gap: var(--spacing-md);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  overflow-y: auto;
}

.mobile-nav.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.mobile-nav-links {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.mobile-nav.active .mobile-nav-links {
  opacity: 1;
  transform: translateY(0);
}

.mobile-nav-links a {
  font-family: var(--font-body);
  font-size: var(--font-size-h3);
  font-weight: var(--font-weight-bold);
  color: var(--color-dark-blue);
  text-decoration: none;
  padding: var(--spacing-xs) 0;
  transition: color var(--transition-fast), transform var(--transition-fast);
  letter-spacing: 0.05em;
}

.mobile-nav-links a:hover {
  color: var(--color-orange);
  transform: translateY(-2px);
}

.mobile-nav-social {
  display: flex;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.mobile-nav.active .mobile-nav-social {
  opacity: 1;
  transform: translateY(0);
}

.mobile-nav-buttons {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.mobile-nav.active .mobile-nav-buttons {
  opacity: 1;
  transform: translateY(0);
}

.mobile-nav-buttons .btn {
  min-width: 200px;
  text-align: center;
}

/* ==================== Responsive Design ==================== */

@media (min-width: 2700px) {
  .site-header {
    height: clamp(90px, 6.6vw, 300px);
  }

  .header-title img {
  width: clamp(28rem, 50vw, 100rem);
  }

  .header-nav a {
  font-size: clamp(1.2rem, 1.5vw, 3rem);
  }
}

@media (max-width: 992px) {
  .header-left {
    gap: var(--spacing-sm);
  }

  .header-nav {
    gap: var(--spacing-md);
  }
  
  .social-icon {
    width: 28px;
    height: 28px;
  }
  
  .social-icon svg {
    width: 18px;
    height: 18px;
  }
}

@media (max-width: 768px) {

  .site-header {
    height: clamp(70px, 8vh, 90px);
  }
  .header-overlay {
    padding: var(--spacing-sm) var(--spacing-md);
  }

  /* Hide desktop navigation and social icons */
  .desktop-nav,
  .header-left,
  .header-contact-btn {
    display: none;
  }

  /* Show mobile menu toggle */
  .mobile-menu-toggle {
    display: flex;
  }

  .header-center {
    flex: 1;
    align-items: center;
    padding-top: 0;
    justify-content: center;
  }

  .header-right {
    flex: 0;
  }

  /* Adjust mobile menu to match mobile header height */
  .mobile-nav {
    top: clamp(70px, 8vh, 90px);
    height: calc(100vh - clamp(70px, 8vh, 90px));
  }
}

@media (max-width: 480px) {
  .header-overlay {
    padding: var(--spacing-xs) var(--spacing-sm);
  }
}