/* =====================================================
   Mido Hasan — Fullscreen Mobile Menu
   /assets/css/20__mobile-menu.css
   MIDO PHASE 9.6 FULLSCREEN MOBILE MENU ACTIVE

   Desktop nav: unchanged. This file only affects ≤900px.
   Fullscreen overlay: dark glass + plum background, lavender
   atmosphere, large readable links, social icons at bottom.
   ===================================================== */

/* ── Desktop CTA: visible; hamburger: hidden ── */
.cbm-nav__cta-desktop { display: inline-flex; }
.cbm-nav__toggle      { display: none; }

/* ── Fullscreen overlay (always in DOM, hidden by default) ── */
.cbm-fs-menu {
  position: fixed;
  inset: 0;
  z-index: 300;
  visibility: hidden;
  pointer-events: none;
  /* Prevent any bleed from the panel sliding off-screen */
  overflow: hidden;
}

.cbm-fs-menu.is-open {
  visibility: visible;
  pointer-events: auto;
}

/* Backdrop */
.cbm-fs-menu__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 7, 14, 0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 380ms var(--ease-out, cubic-bezier(.25,.46,.45,.94));
}
.cbm-fs-menu.is-open .cbm-fs-menu__backdrop {
  opacity: 1;
}

/* Panel — MIDO PHASE 9.6.1 MOBILE MENU POLISH ACTIVE */
.cbm-fs-menu__panel {
  position: fixed;
  /* Use dvh for mobile browser chrome safety; fallback to svh then 100% */
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  height: 100dvh;
  height: 100svh;
  background:
    radial-gradient(ellipse 70% 50% at 20% 90%, rgba(76,52,93,.55), transparent 70%),
    radial-gradient(ellipse 50% 40% at 80% 10%, rgba(142,99,163,.22), transparent 70%),
    linear-gradient(160deg, #1B1620 0%, #141017 50%, #0D0D0D 100%);
  display: flex;
  flex-direction: column;
  padding: 0 clamp(24px, 6vw, 48px) clamp(28px, 5vh, 48px);
  /* Prevent horizontal overflow — no left/right scroll */
  overflow-x: hidden;
  /* Allow vertical scroll only if content genuinely overflows */
  overflow-y: auto;
  overscroll-behavior: contain;
  box-sizing: border-box;
  /* Slide in from right */
  transform: translateX(100%);
  /* Both open and close animated via the same transition */
  transition:
    transform 420ms var(--ease-out, cubic-bezier(.25,.46,.45,.94)),
    opacity 380ms var(--ease-out, cubic-bezier(.25,.46,.45,.94));
  opacity: 0;
}
.cbm-fs-menu.is-open .cbm-fs-menu__panel {
  transform: translateX(0);
  opacity: 1;
}

/* Top bar inside panel */
.cbm-fs-menu__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: clamp(20px, 4vh, 36px);
  padding-bottom: clamp(28px, 5vh, 44px);
  flex-shrink: 0;
}

.cbm-fs-menu__logo {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--text-primary);
}

/* Close button */
.cbm-fs-menu__close {
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  border-radius: 999px;
  border: 1px solid rgba(44,37,50,.95);
  background: rgba(20,16,23,.60);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
  cursor: pointer;
  padding: 0;
  transition: border-color 280ms var(--ease-out, ease);
}
.cbm-fs-menu__close:hover { border-color: rgba(183,140,255,.55); }
.cbm-fs-menu__close-bar {
  display: block;
  width: 16px;
  height: 1.5px;
  border-radius: 2px;
  background: var(--text-secondary);
  transition: transform 280ms var(--ease-out, ease);
}
.cbm-fs-menu__close-bar:first-child { transform: translateY(0.75px) rotate(45deg); }
.cbm-fs-menu__close-bar:last-child  { transform: translateY(-0.75px) rotate(-45deg); }

/* Nav links */
.cbm-fs-menu__nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: clamp(6px, 1.8vh, 14px);
}

.cbm-fs-menu__link {
  display: block;
  font-family: var(--font-display, "Migra", "Playfair Display", Georgia, serif);
  font-size: clamp(2.4rem, 8vw, 4rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.04em;
  color: var(--text-secondary);
  padding: clamp(8px, 1.5vh, 14px) 0;
  border-bottom: .5px solid rgba(44,37,50,.4);
  transition: color 240ms var(--ease-out, ease), transform 240ms var(--ease-out, ease);
}
.cbm-fs-menu__link:last-child { border-bottom: none; }
.cbm-fs-menu__link:hover,
.cbm-fs-menu__link.is-active  { color: var(--text-primary); transform: translateX(6px); }

/* CTA link variant (Enquiries when in fallback) */
.cbm-fs-menu__link--cta {
  color: var(--accent-lime, #B78CFF);
  font-size: clamp(1.2rem, 4vw, 1.8rem);
  font-family: var(--font-sans);
  letter-spacing: .06em;
  font-weight: 700;
  border-bottom: none;
  margin-top: clamp(12px, 2vh, 20px);
  border: 1px solid rgba(183,140,255,.3);
  padding: 14px 20px;
  border-radius: 999px;
  text-align: center;
  text-transform: uppercase;
}
.cbm-fs-menu__link--cta:hover { background: rgba(183,140,255,.08); border-color: rgba(183,140,255,.55); transform: none; }

/* Footer: socials + tagline */
.cbm-fs-menu__footer {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: clamp(20px, 3vh, 32px);
}

.cbm-fs-menu__socials {
  display: flex;
  align-items: center;
  gap: 16px;
}

.cbm-fs-menu__social {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  color: var(--text-muted);
  border-radius: 999px;
  transition: color 240ms var(--ease-out, ease);
}
.cbm-fs-menu__social:hover { color: var(--text-primary); }
.cbm-fs-menu__social svg { width: 18px; height: 18px; fill: currentColor; }

/* .cbm-fs-menu__tagline removed Phase 9.6.1 */

/* Atmosphere orbs */
.cbm-fs-menu__orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  will-change: transform, opacity;
}
.cbm-fs-menu__orb--one {
  width: 280px; height: 280px;
  bottom: -60px; left: -80px;
  background: radial-gradient(circle, rgba(142,99,163,.18), transparent 68%);
  animation: cbm-fs-orb 7s ease-in-out infinite;
}
.cbm-fs-menu__orb--two {
  width: 200px; height: 200px;
  top: 60px; right: -40px;
  background: radial-gradient(circle, rgba(183,140,255,.10), transparent 68%);
  animation: cbm-fs-orb 9s ease-in-out infinite 1.5s;
}
@keyframes cbm-fs-orb {
  0%, 100% { transform: scale(.9); opacity: .6; }
  50%       { transform: scale(1.1); opacity: 1; }
}


/* Wordmark image in mobile menu top bar */
.cbm-fs-menu__wordmark {
  display: block;
  height: 22px;
  width: auto;
  max-width: 180px;
  object-fit: contain;
}
/* ── Hamburger toggle (mobile only) ── */
@media (max-width: 900px) {
  .cbm-nav__cta-desktop { display: none; }
  .cbm-nav__toggle {
    display: flex;
    width: 38px;
    height: 38px;
    flex: 0 0 38px;
    border-radius: 999px;
    border: 1px solid rgba(44,37,50,.95);
    background: rgba(20,16,23,.75);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    gap: 5px;
    flex-direction: column;
    padding: 0;
    transition: border-color 280ms var(--ease-out, ease);
  }
  .cbm-nav__toggle:hover { border-color: rgba(183,140,255,.55); }
  .cbm-nav__toggle:focus-visible { outline: none; border-color: rgba(183,140,255,.8); }
  .cbm-nav__toggle-bar {
    display: block;
    width: 16px;
    height: 1.5px;
    border-radius: 2px;
    background: var(--text-secondary);
    transition: transform 280ms var(--ease-out, ease);
  }
  /* Hamburger bars animate to X only when desktop #cbm-nav-menu state.
     Fullscreen close is handled inside the panel itself. */
  .cbm-nav__toggle.is-open .cbm-nav__toggle-bar:first-child { transform: translateY(3.25px) rotate(45deg); }
  .cbm-nav__toggle.is-open .cbm-nav__toggle-bar:last-child  { transform: translateY(-3.25px) rotate(-45deg); }

  .cbm-nav__inner {
    padding-left: 16px;
    padding-right: 10px;
    gap: 10px;
    background: rgba(14,11,18,.82) !important;
    backdrop-filter: blur(24px) saturate(180%) !important;
    -webkit-backdrop-filter: blur(24px) saturate(180%) !important;
  }
}

/* ── Scroll lock while menu open — MIDO PHASE 9.6.2 MOBILE MENU SCROLL STABILITY ACTIVE ──
   Lock on html ONLY — no body:fixed. body:fixed was what caused the
   visible scroll-from-top jump on close because removing it triggered
   a layout reflow before scrollTo could fire. html overflow:hidden
   alone prevents scrolling without touching body position. ── */
html.cbm-fs-open {
  overflow: hidden;
  overflow-x: clip;
}

/* ── Desktop: fullscreen panel never shows ── */
@media (min-width: 901px) {
  .cbm-fs-menu { display: none; }
}

/* ── Reduced motion ── */
@media (prefers-reduced-motion: reduce) {
  .cbm-fs-menu__backdrop { transition: none; }
  .cbm-fs-menu__panel    { transition: none; }
  .cbm-fs-menu__link     { transition: none; }
  .cbm-fs-menu__orb      { animation: none; }
}