/* =========================================================
   Premium Hamburger Menu (mobile)
   Requires: .site-header, .nav-toggle, .site-nav, .nav-backdrop
   ========================================================= */

/* Visually-hidden helper */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.site-header #logo {
  flex: 1;
  display: flex;
  align-items: center;
  min-width: 0;
}

.site-header #logo a {
  display: inline-flex;
  align-items: center;
}


/* Keep nav inline on desktop */
.site-nav .nav-panel > ul {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a { white-space: nowrap; }

/* Toggle hidden on desktop */
.nav-toggle {
  display: none;
  border: 1px solid rgba(255,255,255,0.35);
  background: rgba(0,0,0,0.25);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-radius: 999px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.nav-toggle:focus-visible {
  outline: 2px solid rgba(255,255,255,0.75);
  outline-offset: 3px;
}

/* Burger icon */
.nav-toggle .burger {
  width: 18px;
  height: 2px;
  background: #fff;
  position: relative;
  display: block;
}

.nav-toggle .burger::before,
.nav-toggle .burger::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  background: #fff;
  transition: transform .2s ease, top .2s ease, opacity .2s ease;
}

.nav-toggle .burger::before { top: -6px; }
.nav-toggle .burger::after  { top: 6px; }

/* Backdrop */
.nav-backdrop {
  display: none;
}

/* Mobile drawer */
@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; }

  /* Hide inline menu by default on mobile */
  .site-nav {
    position: fixed;
    top: 0;
    right: 0;
    height: 100dvh;
    width: min(340px, 86vw);
    transform: translateX(110%);
    transition: transform .25s ease;
    z-index: 1001;
  }

  .site-nav .nav-panel {
    height: 100%;
    padding: 92px 20px 24px;
    background: rgba(15, 15, 15, 0.92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-left: 1px solid rgba(255,255,255,0.12);
  }

  .site-nav .nav-panel > ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }

  .site-nav a {
    display: block;
    width: 100%;
    padding: 10px 6px;
    font-size: 1.05rem;
  }

  /* Backdrop visible on mobile */
  .nav-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.45);
    opacity: 0;
    pointer-events: none;
    transition: opacity .2s ease;
    z-index: 1000;
  }

  body.nav-open .site-nav { transform: translateX(0); }
  body.nav-open .nav-backdrop {
    opacity: 1;
    pointer-events: auto;
  }

  body.nav-open { overflow: hidden; }
}

/* Animate burger into X when open */
body.nav-open .nav-toggle .burger { background: transparent; }
body.nav-open .nav-toggle .burger::before { top: 0; transform: rotate(45deg); }
body.nav-open .nav-toggle .burger::after  { top: 0; transform: rotate(-45deg); }

/* Header logo sizing */
.site-header #logo img {
  width: auto !important;
  height: 44px;
  max-height: 44px;
  display: block;
  max-width: calc(100vw - 92px);
  object-fit: contain;
}

/* --- Robust overrides against legacy #nav ul rules (especially on index) --- */
.site-nav .nav-panel > ul,
.site-nav .nav-panel > ul.nav-list {
  width: auto !important;
  margin: 0 !important;
  padding: 0 !important;
}

/* Close button inside drawer */
.nav-close {
  display: none;
}

@media (max-width: 900px) {
  .site-nav .nav-panel {
    position: relative;
  }

  .nav-close {
    display: inline-flex;
    position: absolute;
    top: 18px;
    right: 18px;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.28);
    background: rgba(255,255,255,0.06);
    color: #fff;
    font-size: 28px;
    line-height: 1;
    cursor: pointer;
  }

  .nav-close:focus-visible {
    outline: 2px solid rgba(255,255,255,0.75);
    outline-offset: 3px;
  }
}

/* --- Robust overrides against legacy #nav ul rules (especially on index) --- */
.site-nav .nav-panel > ul,
.site-nav .nav-panel > ul.nav-list {
  width: auto !important;
  margin: 0 !important;
  padding: 0 !important;
}

/* Close button inside drawer */
.nav-close { display: none; }

@media (max-width: 900px) {
  .site-nav .nav-panel { position: relative; }

  .nav-close {
    display: inline-flex;
    position: absolute;
    top: 18px;
    right: 18px;
    width: 44px;
    height: 44px;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.25);
    background: rgba(0,0,0,0.25);
    color: #fff;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 28px;
    line-height: 1;
  }

  .nav-close:focus-visible {
    outline: 2px solid rgba(255,255,255,0.75);
    outline-offset: 3px;
  }
}