/* ============================================================
   FOOTER NAVIGASI — capsule mengambang (dipakai semua halaman)
   Ikon garis SVG + item aktif berhighlight amber + bisa di-scroll
   saat menunya banyak. Selector diawali `nav.bottom-nav` agar
   menang dari CSS lama di masing-masing halaman.
   ============================================================ */

nav.bottom-nav {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: calc(10px + env(safe-area-inset-bottom, 0px));
  top: auto;
  width: auto;
  height: auto;
  margin: 0;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 4px;
  padding: 7px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.94);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.5);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
nav.bottom-nav::-webkit-scrollbar { display: none; }

nav.bottom-nav a {
  display: flex;
  flex: 1 0 auto;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  min-width: 68px;
  padding: 9px 11px;
  margin: 0;
  border-radius: 16px;
  text-decoration: none;
  color: #64748B;
  font-size: 10.5px;
  font-weight: 600;
  white-space: nowrap;
  transition: color 0.15s, background 0.15s;
}
nav.bottom-nav a .bn-ic {
  width: 21px;
  height: 21px;
  display: block;
  flex-shrink: 0;
}
nav.bottom-nav a .bn-lb { display: block; }
nav.bottom-nav a.active {
  color: #F59E0B;
  background: rgba(245, 158, 11, 0.14);
}
nav.bottom-nav a:hover {
  color: #F97316;
  background: rgba(249, 115, 22, 0.08);
}

/* ---------- mode terang ---------- */
html[data-theme="light"] nav.bottom-nav {
  background: rgba(255, 255, 255, 0.96) !important;
  border-color: rgba(15, 23, 42, 0.1) !important;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.14) !important;
}
html[data-theme="light"] nav.bottom-nav a { color: #55606E !important; }
html[data-theme="light"] nav.bottom-nav a.active {
  color: #B45309 !important;
  background: rgba(245, 158, 11, 0.16) !important;
}

/* Ruang bawah supaya konten tidak tertutup capsule */
@media (max-width: 899px) {
  body { padding-bottom: 100px !important; }
  /* Halaman yang mengunci tinggi ke viewport (mis. chat CS) mengatur ruang nav
     sendiri lewat padding .app — jangan ditambah padding body lagi. */
  body[data-app-h] { padding-bottom: 0 !important; }
}

/* Desktop & tablet lanskap: capsule tetap tampil (bisa diakses lewat browser),
   lebarnya dibatasi 680px dan ditaruh di tengah supaya tidak melar. */
@media (min-width: 900px) {
  nav.bottom-nav {
    display: flex;
    left: 50%; right: auto;
    bottom: 16px;
    width: auto;
    max-width: min(680px, calc(100vw - 32px));
    transform: translateX(-50%);
    padding: 6px;
  }
  nav.bottom-nav a { min-width: 84px; padding: 9px 14px; font-size: 11px; }
  nav.bottom-nav a .bn-ic { width: 22px; height: 22px; }
  /* Sama seperti mobile: halaman terkunci viewport mengurus ruangnya sendiri. */
  body { padding-bottom: 108px !important; }
  body[data-app-h] { padding-bottom: 0 !important; }
}