/* ============================================
   NAVBAR — Single morphing box
   Pill → expands → content fades in
   ============================================ */

/* --- Centering wrapper --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  padding: var(--spacing-lg) var(--spacing-lg) 0;
  z-index: 1000;
}

/* --- The single box that morphs --- */
.navbar__box {
  width: 100%;
  max-width: 480px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: var(--spacing-md) var(--spacing-lg);
  transition:
    max-width 350ms cubic-bezier(0.25, 1, 0.5, 1),
    border-radius 350ms cubic-bezier(0.25, 1, 0.5, 1),
    padding 350ms cubic-bezier(0.25, 1, 0.5, 1),
    box-shadow 350ms ease,
    transform 400ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Hover bounce on pill */
.navbar__box:not(.is-open):hover {
  transform: scale(1.03);
}

/* Expanded box */
.navbar__box.is-open {
  max-width: 720px;
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-lg);
  transform: scale(1);
}

/* --- Header: logo + brand + toggle (always visible) --- */
.navbar__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
}

/* CTA button in the pill */
.navbar__cta {
  padding: 0.5rem 1rem;
  background: var(--color-accent, #4ade80);
  color: var(--color-text, #000);
  font-size: 0.8125rem;
  font-weight: 700;
  border-radius: var(--radius-full, 999px);
  text-decoration: none;
  white-space: nowrap;
  transition: filter 0.2s, transform 0.2s;
  margin-left: auto;
}

.navbar__cta:hover {
  filter: brightness(1.05);
  transform: translateY(-1px);
}

.navbar__logo-icon {
  height: 32px;
  width: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
  flex-shrink: 0;
  object-fit: contain;
}

.navbar__brand {
  font-family: var(--font-family-heading);
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-text);
}

/* Toggle button: hamburger ↔ X */
.navbar__toggle {
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
  width: 32px;
  height: 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
}

.navbar__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform 300ms ease, opacity 200ms ease;
  transform-origin: center;
}

/* Morph to X when open */
.navbar__box.is-open .navbar__toggle span:first-child {
  transform: translateY(4px) rotate(45deg);
}

.navbar__box.is-open .navbar__toggle span:last-child {
  transform: translateY(-4px) rotate(-45deg);
}

/* ============================================
   EXPANDABLE CONTENT — grid row trick for
   smooth height animation
   ============================================ */

.navbar__content {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 350ms cubic-bezier(0.25, 1, 0.5, 1);
}

.navbar__box.is-open .navbar__content {
  grid-template-rows: 1fr;
}

.navbar__content-inner {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

/* Add top spacing only when open */
.navbar__box.is-open .navbar__content-inner {
  padding-top: var(--spacing-xl);
}

/* ============================================
   STAGGERED CHILDREN — fade in after box expands
   ============================================ */

/* --- Links: slide in from left --- */
.navbar__panel-body {
  display: flex;
  gap: var(--spacing-2xl);
}

.navbar__links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  flex: 1;
}

.navbar__links a {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text);
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity 300ms ease-out, transform 300ms ease-out;
}

.navbar__links a.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.navbar__links a.is-visible:hover {
  opacity: 0.5;
}

/* --- Video: slide in from right --- */
.navbar__video {
  position: relative;
  flex: 1;
  border-radius: var(--radius-md);
  overflow: hidden;
  min-height: 180px;
  background: var(--color-surface-alt);
  opacity: 0;
  transform: translateX(8px);
  transition: opacity 300ms ease, transform 300ms ease;
}

.navbar__video.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.navbar__video img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.navbar__video-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(4px);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  border: none;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--transition-fast);
}

.navbar__video-btn:hover {
  background: rgba(255, 255, 255, 1);
}

.navbar__video-btn::before {
  content: "";
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 8px solid var(--color-text);
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
}

/* --- Footer: fade up --- */
.navbar__panel-footer {
  display: flex;
  justify-content: space-between;
  gap: var(--spacing-md);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 300ms ease-out, transform 300ms ease-out;
}

.navbar__panel-footer.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.navbar__panel-footer span {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.navbar__panel-footer a {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.navbar__panel-footer a:hover {
  color: var(--color-text);
}

/* --- Mobile --- */
@media (max-width: 600px) {
  .navbar__panel-body {
    flex-direction: column;
    gap: var(--spacing-lg);
  }

  .navbar__video {
    min-height: 160px;
  }

  .navbar__panel-footer {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
}