/* ========================================
   WhisperTyping Design System - Header
   Main website navigation header
   ======================================== */

.nav-container {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-bg);
  border-bottom: 1px solid rgba(0, 0, 0, 0.07);
}

.nav-container nav {
  display: flex;
  align-items: center;
  padding: 10px 20px;
  gap: 20px;
  max-width: var(--max-width-wide);
  margin: 0 auto;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.nav-logo img {
  width: 40px;
  height: 40px;
}

.nav-logo span {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text-grey);
}

.nav-build {
  display: none; /* Hidden until launch */
  font-size: 11px;
  color: #999;
  font-family: var(--font-mono);
  white-space: nowrap;
}

.nav-links {
  display: flex;
  gap: 40px;
  margin-left: auto;
}

.nav-links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  transition: color 0.2s;
}

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

/* Dropdown menu */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
}

.nav-dropdown-trigger .dropdown-arrow {
  transition: transform 0.2s ease;
}

.nav-dropdown:hover .dropdown-arrow {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-bg);
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  padding: 8px 0;
  min-width: 200px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
  margin-top: 8px;
}

.nav-dropdown-menu::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 0;
  right: 0;
  height: 8px;
}

.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
}

.nav-dropdown-menu a {
  display: block;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}

.nav-dropdown-menu a:hover {
  background: rgba(0, 0, 0, 0.05);
  color: var(--color-orange);
}

/* Ensure dropdown menu is always visible with solid background, even on hero pages */
.hero-page .nav-container.on-hero .nav-dropdown-menu {
  background: #fff;
}

.hero-page .nav-container.on-hero .nav-dropdown-menu a {
  color: var(--color-text);
}

.hero-page .nav-container.on-hero .nav-dropdown-menu a:hover {
  color: var(--color-orange);
}

/* Mobile hamburger menu */
.nav-hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  margin-left: auto;
}

.nav-hamburger svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
  color: var(--color-text);
  transition: color 0.3s ease;
}

.nav-mobile-menu {
  display: none;
  position: fixed;
  top: 60px;
  left: 0;
  right: 0;
  background: var(--color-bg);
  border-bottom: 1px solid rgba(0, 0, 0, 0.07);
  padding: 20px;
  flex-direction: column;
  gap: 16px;
  z-index: 99;
  box-shadow: var(--shadow-md);
}

.nav-mobile-menu.open {
  display: flex;
}

.nav-mobile-menu a {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  padding: 8px 0;
}

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

/* Mobile submenu */
.nav-mobile-submenu {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.nav-mobile-submenu-title {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-text);
  text-transform: none;
  letter-spacing: normal;
  padding: 8px 0 4px 0;
}

.nav-mobile-submenu a:not(.nav-mobile-submenu-title) {
  padding-left: 16px;
  font-size: 15px;
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .nav-hamburger {
    display: block;
  }
}

/* Hero page mobile menu styling */
.hero-page .nav-container.on-hero .nav-hamburger svg {
  color: rgba(255, 255, 255, 0.9);
}

.hero-page .nav-container.on-hero .nav-hamburger:hover svg {
  color: #fff;
}