/* HEADER - Inicialmente Transparente para fusão com a Hero */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  height: 90px;
  display: flex;
  align-items: center;
  padding: 0 2rem;
  background-color: transparent;
  border-bottom: 1px solid rgba(255, 255, 255, 0);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Background on scroll */
header.scrolled {
  background-color: rgba(5, 5, 5, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  height: 80px;
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.logo img {
  height: 35px;
  width: auto;
  transition: height 0.3s ease;
}

/* Desktop Navigation */
.desktop-nav ul {
  display: flex;
  gap: 2.5rem;
}

.desktop-nav ul li a {
  font-family: var(--font-primary);
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.9);
  transition: color 0.3s ease;
  letter-spacing: 0.1em;
}

.desktop-nav ul li a:hover {
  color: var(--color-primary);
}

/* Header Actions (CTA + Mobile Toggle) */
.header-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.cta-header {
  background: var(--color-primary);
  color: var(--color-secondary);
  padding: 0.7rem 1.5rem;
  font-family: var(--font-primary);
  font-weight: 700;
  font-size: 0.75rem;
  border-radius: 100px;
  text-transform: uppercase;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.cta-header:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(242, 192, 31, 0.4);
}

/* Mobile Toggle Button */
.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 1001; /* Above menu overlay */
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-white);
  margin: 3px 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  border-radius: 2px;
}

/* Toggle Active State (X) */
.mobile-toggle.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.mobile-toggle.active span:nth-child(2) {
  opacity: 0; /* Middle bar disappears */
}

/* Need a 3rd span for the X effect or transform the existing 2 */
/* Let's assume user only has 2 spans based on previous replace call, but standard is usually 3 or 2. 
   The replace call added 2 spans. 
   Let's adjust for 2 spans: */
.mobile-toggle span:nth-child(1) { transform-origin: center; }
.mobile-toggle span:nth-child(2) { transform-origin: center; }

.mobile-toggle.active span:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}
.mobile-toggle.active span:nth-child(2) {
  transform: translateY(-4px) rotate(-45deg);
}

/* Mobile Menu Overlay */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  z-index: 999;
  visibility: hidden;
  opacity: 0;
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  justify-content: center; /* Center content vertically */
  align-items: center;
  padding: 2rem;
}

.mobile-menu-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(7, 7, 7, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: -1;
}

.mobile-menu.active {
  visibility: visible;
  opacity: 1;
}

/* Mobile Nav Links */
.mobile-nav ul {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  text-align: center;
}

.mobile-nav a {
  font-family: var(--font-primary);
  font-size: 2rem;
  color: var(--color-white);
  font-weight: 700;
  text-transform: uppercase;
  text-decoration: none;
  opacity: 0;
  transform: translateY(20px);
  transition: color 0.3s ease;
  display: block;
}

.mobile-menu.active .mobile-nav a {
  opacity: 1;
  transform: translateY(0);
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Stagger delay for links */
.mobile-menu.active .mobile-nav li:nth-child(1) a { transition-delay: 0.1s; }
.mobile-menu.active .mobile-nav li:nth-child(2) a { transition-delay: 0.2s; }
.mobile-menu.active .mobile-nav li:nth-child(3) a { transition-delay: 0.3s; }
.mobile-menu.active .mobile-nav li:nth-child(4) a { transition-delay: 0.4s; }

.mobile-nav a:hover {
  color: var(--color-primary);
  -webkit-text-stroke: 1px var(--color-primary); /* Outline effect */
}

/* Mobile Footer inside Menu */
.mobile-footer {
  margin-top: 4rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  align-items: center;
  opacity: 0;
  transform: translateY(20px);
  width: 100%;
}

.mobile-menu.active .mobile-footer {
  opacity: 1;
  transform: translateY(0);
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1) 0.5s;
}

.mobile-cta {
  background: var(--color-primary);
  color: var(--color-secondary);
  padding: 1rem 2rem;
  border-radius: 100px;
  font-family: var(--font-primary);
  font-weight: 700;
  text-transform: uppercase;
  width: 100%;
  text-align: center;
  max-width: 300px;
}

.mobile-socials {
  display: flex;
  gap: 1.5rem;
}

.mobile-socials a {
  color: var(--text-muted);
  font-size: 1.5rem;
  transition: color 0.3s ease;
}

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

/* Responsive Logic */
@media (max-width: 1024px) {
  .desktop-nav { display: none; }
  .mobile-toggle { display: flex; }
  
  header { padding: 0 1.5rem; }
  
  /* Hide desktop CTA on small screens if desired, or keep it */
  /* Often kept for quick access, but maybe just icon on very small screens */
}

@media (max-width: 480px) {
  .cta-header {
    display: none; /* Hide top CTA on mobile to save space, rely on menu CTA */
  }
  
  .header-actions {
    margin-left: auto; /* Push toggle to right */
  }
}