/* ============================================
   Header Styles - Unified

   Shared styles for both React and static pages.
   Subtle easing on interactions only.
   No staggered animations, no choreography.
   ============================================ */

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition: none !important;
  }
}

/* ============================================
   DRAWER
   ============================================ */
#nav-drawer {
  transition: transform 200ms ease-out;
  will-change: transform;
  contain: layout style paint;
}

#nav-backdrop {
  transition: opacity 200ms ease-out;
  will-change: opacity;
}

.drawer-inner {
  max-height: 85vh;
  max-height: 85dvh;
}

.drawer-content {
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.drawer-content::-webkit-scrollbar {
  display: none;
}

/* ============================================
   ACCORDION
   ============================================ */
.action-input-section {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 150ms ease-out;
  will-change: grid-template-rows;
}

.action-input-section.expanded {
  grid-template-rows: 1fr;
}

.action-input-section > .action-input-inner {
  overflow: hidden;
}

.action-chevron {
  transition: transform 150ms ease-out;
}

.action-card.is-expanded .action-chevron {
  transform: rotate(180deg);
}

/* ============================================
   TOOLS HORIZONTAL SCROLL
   ============================================ */
.tools-scroll-container {
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.tools-scroll-container::-webkit-scrollbar {
  display: none;
}

/* ============================================
   INTERACTIVE STATES
   ============================================ */
.action-toggle,
.nav-card,
[data-nav-link],
[data-dropdown-toggle],
[data-dropdown-item] {
  transition: background-color 100ms ease, color 100ms ease;
}

.nav-card-utility {
  transition: transform 100ms ease, box-shadow 100ms ease;
}

.nav-card-utility:hover {
  transform: translateY(-1px);
}

.nav-card.is-active {
  box-shadow: 0 0 0 2px white, 0 0 0 4px rgb(59 130 246);
}

/* ============================================
   HAMBURGER
   ============================================ */
.hamburger-lines {
  position: relative;
}

.hamburger-line {
  transition: transform 150ms ease, opacity 100ms ease;
  transform-origin: center;
}

.drawer-open .hamburger-line:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.drawer-open .hamburger-line:nth-child(2) {
  opacity: 0;
}

.drawer-open .hamburger-line:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.hamburger-btn.drawer-open {
  background-color: rgb(239 246 255);
  color: rgb(37 99 235);
}

/* ============================================
   DESKTOP DROPDOWNS
   ============================================ */
[data-dropdown-menu] {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 0.5rem;
  min-width: 12rem;
  padding: 0.5rem 0;
  background: white;
  border-radius: 0.75rem;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.12);
  border: 1px solid rgba(0, 0, 0, 0.05);
  opacity: 0;
  transform: scale(0.95);
  transform-origin: top right;
  pointer-events: none;
  transition: opacity 100ms ease, transform 100ms ease;
}

[data-dropdown].is-open [data-dropdown-menu] {
  opacity: 1;
  transform: scale(1);
  pointer-events: auto;
}

[data-dropdown-toggle] {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: rgb(64 64 64);
}

[data-dropdown-toggle]:hover {
  color: rgb(37 99 235);
}

[data-dropdown-toggle] .dropdown-chevron {
  font-size: 0.75rem;
  transition: transform 100ms ease;
}

[data-dropdown].is-open [data-dropdown-toggle] .dropdown-chevron {
  transform: rotate(180deg);
}

[data-dropdown-item] {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
  color: rgb(64 64 64);
}

[data-dropdown-item]:hover {
  background-color: rgb(249 250 251);
  color: rgb(37 99 235);
}

[data-dropdown-item] i {
  font-size: 1rem;
  color: rgb(115 115 115);
}

[data-dropdown-item]:hover i {
  color: rgb(37 99 235);
}

/* ============================================
   INPUT STYLING
   ============================================ */
[data-action-input] {
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

[data-action-input]::placeholder {
  text-transform: none;
  letter-spacing: normal;
  font-weight: 400;
}

/* ============================================
   SAFE AREA
   ============================================ */
@supports (padding-bottom: env(safe-area-inset-bottom)) {
  .drawer-inner {
    padding-bottom: env(safe-area-inset-bottom);
  }
}