/* ============================================================
   JOY FLUTE ENSEMBLE — Header & Navigation
   ============================================================ */

/* ── Topbar ── */
.topbar {
  background: var(--bg-darker);
  color: rgba(255,255,255,0.6);
  font-size: 12.5px;
  height: 38px;
  display: flex;
  align-items: center;
  letter-spacing: 0.2px;
}
.topbar-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 28px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.topbar-left { display: flex; align-items: center; gap: 20px; }
.topbar a { color: rgba(255,255,255,0.6); transition: color var(--t); }
.topbar a:hover { color: var(--lilac); }
.topbar-sep { opacity: 0.3; }
.topbar-social { display: flex; gap: 8px; }

.social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px; height: 26px;
  background: rgba(255,255,255,0.08);
  border-radius: 5px;
  padding: 5px;
  transition: background var(--t), transform var(--t);
}
.social-icon svg { fill: rgba(255,255,255,0.6); width: 100%; height: 100%; transition: fill var(--t); }
.social-icon:hover { background: var(--lavender); transform: translateY(-2px); }
.social-icon:hover svg { fill: #fff; }

/* ── Header ── */
.header {
  background: var(--white);
  position: sticky;
  top: 0;
  z-index: 500;
  box-shadow: 0 1px 0 rgba(61,53,128,0.08), var(--shadow-sm);
  transition: box-shadow var(--t);
}
.header.scrolled {
  box-shadow: 0 2px 20px rgba(61,53,128,0.15);
}

.header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 28px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

/* ── Logo ── */
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-img {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 2px 10px rgba(61,53,128,0.2);
}
.logo-text-wrap { display: flex; flex-direction: column; line-height: 1.1; }
.logo-name {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--violet);
  letter-spacing: -0.3px;
}
.logo-tagline {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-soft);
}

/* ── Navigation ── */
.nav-list {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-item { position: relative; }

.nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 13px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-dark);
  border-radius: 8px;
  letter-spacing: 0.2px;
  transition: background var(--t), color var(--t);
  white-space: nowrap;
}
.nav-link:hover, .nav-link.active {
  background: var(--cream);
  color: var(--violet);
}
.nav-link .chevron {
  width: 12px; height: 12px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  transition: transform var(--t);
}
.nav-item:hover .chevron { transform: rotate(180deg); }

/* ── Dropdown ── */
.dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  background: var(--white);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-xl);
  min-width: 220px;
  padding: 8px;
  border: 1px solid rgba(61,53,128,0.07);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--t), transform var(--t), visibility var(--t);
  z-index: 200;
}
.nav-item:hover .dropdown,
.nav-item:focus-within .dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}
/* arrow */
.dropdown::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top: 0;
  border-bottom-color: var(--white);
  filter: drop-shadow(0 -2px 2px rgba(61,53,128,0.06));
}

.dropdown a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: var(--r);
  font-size: 13.5px;
  color: var(--text-dark);
  transition: background var(--t), color var(--t);
}
.dropdown a:hover {
  background: var(--cream);
  color: var(--violet);
}
.dropdown a .d-icon {
  font-size: 1rem;
  width: 26px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(61,53,128,0.06);
  border-radius: 6px;
  flex-shrink: 0;
}
.dropdown hr {
  margin: 6px 8px;
  border: none;
  border-top: 1px solid rgba(61,53,128,0.07);
}

/* ── CTA button in header ── */
.header-cta { margin-left: 8px; }

/* ── Hamburger (mobile) ── */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  border-radius: 8px;
  transition: background var(--t);
}
.hamburger:hover { background: var(--cream); }
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--violet);
  border-radius: 2px;
  transition: transform var(--t), opacity var(--t);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Mobile nav drawer ── */
.nav-drawer {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 499;
  background: rgba(30,27,58,0.5);
  backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity var(--t);
}
.nav-drawer.open { opacity: 1; }

.nav-panel {
  position: fixed;
  top: 0; right: 0;
  height: 100%;
  width: min(340px, 88vw);
  background: var(--white);
  z-index: 600;
  transform: translateX(100%);
  transition: transform var(--t-slow);
  overflow-y: auto;
  padding: 24px 0 40px;
  box-shadow: -8px 0 40px rgba(61,53,128,0.2);
}
.nav-panel.open { transform: translateX(0); }

.nav-panel-header {
  padding: 0 24px 20px;
  border-bottom: 1px solid rgba(61,53,128,0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.nav-close {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 8px;
  background: var(--cream);
  color: var(--violet);
  font-size: 18px;
  transition: background var(--t);
}
.nav-close:hover { background: var(--mist); }

.nav-mobile-list { padding: 16px 0; }
.nav-mobile-list > li > a,
.nav-mobile-list > li > button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 13px 24px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-dark);
  border-radius: 0;
  transition: background var(--t), color var(--t);
  font-family: var(--font-body);
}
.nav-mobile-list > li > a:hover,
.nav-mobile-list > li > button:hover {
  background: var(--cream);
  color: var(--violet);
}

.mob-accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
  background: var(--bg-page);
}
.mob-accordion-body.open { max-height: 400px; }
.mob-accordion-body a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 24px 10px 40px;
  font-size: 13.5px;
  color: var(--text-mid);
  transition: color var(--t);
}
.mob-accordion-body a:hover { color: var(--violet); }

@media (max-width: 900px) {
  .nav, .header-cta { display: none; }
  .hamburger { display: flex; }
  .nav-drawer { display: block; }
}
@media (max-width: 480px) {
  .header-inner { padding: 0 16px; }
  .logo-text-wrap { display: none; }
}