/* ═══════════════════════════════════════════
   SHARED MOBILE NAV  — mobile-nav.css
   ═══════════════════════════════════════════ */

/* ── Burger Button ── */
.burger-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 10px;
  cursor: pointer;
  z-index: 9002;
  flex-shrink: 0;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
  position: relative;
}
.burger-btn span {
  display: block;
  width: 18px;
  height: 2px;
  background: #101815;
  border-radius: 2px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  transform-origin: center;
}
/* Animate to ✕ when open */
.burger-btn.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger-btn.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.burger-btn.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Dropdown Panel (NOT fullscreen) ── */
.mobile-nav-overlay {
  display: none;
  position: fixed;
  top: 80px;
  left: 12px;
  right: 12px;
  z-index: 9001;
  background: rgba(247, 248, 245, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 20px;
  box-shadow: 0 16px 48px rgba(0,0,0,0.12), inset 0 1px 0 rgba(255,255,255,0.8);
  flex-direction: column;
  align-items: stretch;
  padding: 8px;
  gap: 2px;
  opacity: 0;
  transform: translateY(-10px) scale(0.98);
  pointer-events: none;
  transition: opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}
.mobile-nav-overlay.open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

/* Nav links inside the dropdown */
.mobile-nav-overlay .mnav-link {
  font-family: 'JetBrains Mono', monospace;
  font-size: 17px;
  font-weight: 600;
  color: #101815;
  text-decoration: none;
  padding: 14px 20px;
  border-radius: 12px;
  transition: background 0.15s;
  display: flex;
  align-items: center;
  gap: 10px;
  letter-spacing: -0.01em;
}
.mobile-nav-overlay .mnav-link:hover,
.mobile-nav-overlay .mnav-link:active {
  background: rgba(0, 0, 0, 0.05);
}
.mobile-nav-overlay .mnav-link.active {
  color: #0f766e;
  background: rgba(15, 118, 110, 0.06);
}

/* Thin separator between links */
.mobile-nav-divider {
  height: 1px;
  background: rgba(0, 0, 0, 0.06);
  margin: 2px 12px;
}

/* ── Show burger on ≤1024px, hide desktop nav ── */
@media (max-width: 1024px) {
  header {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important; /* Force same horizontal line */
    justify-content: space-between !important;
    align-items: center !important;
    padding: 12px 16px !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .logo-container {
    display: inline-block !important;
    max-width: 65% !important;
  }
  .logo-container img {
    height: 36px !important;
    width: auto !important;
    max-width: 100% !important;
    display: block !important;
  }
  header .nav-links,
  header nav.nav-links {
    display: none !important;
  }
  .burger-btn {
    display: flex;
  }
  .mobile-nav-overlay {
    display: flex;
  }

  /* ── Compact Space-Saving Overrides on Mobile ── */
  .page-hero {
    padding: 32px 20px !important;
    margin: 16px auto 24px auto !important;
  }
}

/* ── Smartwatch & Ultra-tiny screens (≤ 320px) ── */
@media (max-width: 320px) {
  header {
    padding: 8px 10px !important;
  }
  .logo-container img {
    height: 28px !important;
  }
  .burger-btn {
    width: 32px !important;
    height: 32px !important;
    border-radius: 8px !important;
    gap: 4px !important;
  }
  .burger-btn span {
    width: 14px !important;
    height: 1.5px !important;
  }
  .burger-btn.open span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
  .burger-btn.open span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

  /* Redesigned compact dropdown card for smartwatch screen */
  .mobile-nav-overlay {
    left: 6px !important;
    right: 6px !important;
    padding: 4px !important;
    border-radius: 12px !important;
  }
  .mobile-nav-overlay .mnav-link {
    font-size: 13px !important;
    padding: 8px 12px !important;
    border-radius: 8px !important;
  }
  .mobile-nav-divider {
    margin: 1px 8px !important;
  }
}