/* ============================================================================
   STRATEGICDISTRICT.COM - HEADER STYLES
   New layout with SD logo, auth buttons, and responsive nav
   ============================================================================ */

/* Rainbow bar at very top */
.rainbow-bar {
  height: 6px;
  background: linear-gradient(to right, #6ECF6E, #00B4CC, #D4A537, #E07A5F, #6B4C9A);
  width: 100%;
}

/* ========== HEADER CONTAINER ========== */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: white;
  border-bottom: 1px solid var(--color-border-light);
  box-shadow: 0 1px 3px rgba(10, 9, 8, 0.05);
  transition: all var(--transition-base);
  padding: 0;
}

header.scrolled {
  box-shadow: 0 4px 12px rgba(10, 9, 8, 0.15);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1440px;
  margin: 0 auto;
  padding: var(--spacing-md) var(--spacing-lg);
  gap: var(--spacing-lg);
  position: relative;
  z-index: 1000;
}

@media (min-width: 768px) {
  .header-content {
    padding: var(--spacing-md) var(--spacing-2xl);
  }
}

@media (min-width: 1024px) {
  .header-content {
    padding: var(--spacing-md) var(--spacing-3xl);
  }
}

/* ========== LOGO SECTION ========== */
.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  text-decoration: none;
  color: var(--color-primary-navy);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700;
  font-size: 1.125rem;
  transition: opacity var(--transition-base);
  flex-shrink: 0;
}

.logo:hover {
  opacity: 0.8;
}

.logo img {
  height: 36px;
  width: auto;
  display: block;
}

/* ========== MAIN NAVIGATION ========== */
.main-nav {
  display: none;
  align-items: center;
  gap: var(--spacing-xl);
  flex: 1;
  margin-left: var(--spacing-xl);
}

@media (min-width: 1024px) {
  .main-nav {
    display: flex;
  }
}

.main-nav a {
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--color-text-primary);
  text-decoration: none;
  transition: color var(--transition-base);
  position: relative;
}

.main-nav a:hover {
  color: var(--color-primary-navy);
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-pop-teal);
  transition: width var(--transition-base);
}

.main-nav a:hover::after {
  width: 100%;
}

.main-nav a.active {
  color: var(--color-primary-navy);
  font-weight: 600;
}

.main-nav a.active::after {
  width: 100%;
}

/* ========== HEADER ACTIONS (Auth buttons + CTA) ========== */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  margin-left: auto;
}

/* Auth buttons container */
#auth-buttons {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.header-link {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text-primary);
  text-decoration: none;
  transition: color var(--transition-base);
  white-space: nowrap;
}

.header-link:hover {
  color: var(--color-pop-teal);
}

.header-user-name {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--color-text-primary);
  font-weight: 500;
}

.header-signup-btn {
  display: inline-block;
  background-color: var(--color-pop-teal);
  color: white;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-base);
}

.header-signup-btn:hover {
  background-color: #0099aa;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 180, 204, 0.25);
}

.header-signup-btn:visited {
  color: white;
}

.header-builder {
  display: inline-block;
  background-color: var(--color-pop-teal);
  color: white !important;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-weight: 600;
  transition: all var(--transition-base);
}

.header-builder:hover {
  background-color: #0099aa;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 180, 204, 0.25);
}

.header-signout {
  background-color: #f5f5f5;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  display: inline-block;
  color: var(--color-primary-navy);
  transition: all var(--transition-base);
}

.header-signout:hover {
  background-color: #e8e8e8;
}

/* Button styling for CTA button */
.header-actions .btn {
  white-space: nowrap;
}

.header-actions .btn-primary {
  background-color: var(--color-pop-teal);
  color: white;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  display: inline-block;
}

.header-actions .btn-primary:hover {
  background-color: #0099aa;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 180, 204, 0.25);
}

/* ========== HAMBURGER MENU ========== */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 32px;
  height: 32px;
  padding: 0;
  background: transparent;
  border: none;
  cursor: pointer;
  transition: opacity var(--transition-base);
}

@media (min-width: 1024px) {
  .hamburger {
    display: none;
  }
}

.hamburger:hover {
  opacity: 0.7;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text-primary);
  margin: 4px 0;
  transition: all var(--transition-base);
  transform-origin: center;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translateY(10px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translateY(-10px);
}

/* ========== MOBILE NAVIGATION ========== */
.mobile-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: white;
  border-bottom: 1px solid var(--color-border-light);
  box-shadow: 0 4px 6px rgba(10, 9, 8, 0.1);
  padding: var(--spacing-md) var(--spacing-lg);
  flex-direction: column;
  gap: var(--spacing-sm);
  animation: slideDown 200ms ease-out;
}

@media (min-width: 1024px) {
  .mobile-nav {
    display: none !important;
  }
}

.mobile-nav.active {
  display: flex;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.mobile-nav a {
  font-family: var(--font-sans);
  font-size: var(--font-size-body-md);
  font-weight: 500;
  color: var(--color-text-primary);
  text-decoration: none;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-border-light);
  transition: color var(--transition-base);
}

.mobile-nav a:last-child {
  border-bottom: none;
}

.mobile-nav a:hover {
  color: var(--color-primary-navy);
}

.mobile-nav a.active {
  color: var(--color-primary-navy);
  font-weight: 600;
}

/* ========== RESPONSIVE BEHAVIOR ========== */
@media (max-width: 1023px) {
  .main-nav {
    display: none;
  }

  .header-actions {
    margin-left: auto;
    gap: var(--spacing-sm);
  }

  #auth-buttons {
    display: none;
  }

  .header-content {
    padding: var(--spacing-md) var(--spacing-lg);
  }
}

/* ========== ACCESSIBILITY ========== */
.hamburger:focus-visible {
  outline: 2px solid var(--color-primary-navy);
  outline-offset: 2px;
}

.main-nav a:focus-visible {
  outline: 2px solid var(--color-primary-navy);
  outline-offset: 4px;
}

.mobile-nav a:focus-visible {
  outline: 2px solid var(--color-primary-navy);
  outline-offset: 2px;
  background-color: #f5f5f5;
  border-radius: var(--radius-md);
}

.header-link:focus-visible {
  outline: 2px solid var(--color-primary-navy);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}