/* ========================================
   CommuniSafe Landing — Custom Styles
   ======================================== */

/* ---- Scroll reveal ---- */
[data-reveal] {
  opacity: 0;
  transform: translateY(1.5rem);
  transition:
    opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered delays */
[data-reveal-delay="100"] { transition-delay: 100ms; }
[data-reveal-delay="150"] { transition-delay: 150ms; }
[data-reveal-delay="200"] { transition-delay: 200ms; }
[data-reveal-delay="250"] { transition-delay: 250ms; }
[data-reveal-delay="300"] { transition-delay: 300ms; }

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---- SOS button pulse rings ---- */
.sos-ring {
  animation: sos-ping 2.4s cubic-bezier(0, 0, 0.2, 1) infinite;
}

.sos-ring-delayed {
  animation-delay: 0.8s;
}

@keyframes sos-ping {
  0% {
    transform: scale(1);
    opacity: 0.6;
  }
  100% {
    transform: scale(1.6);
    opacity: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .sos-ring {
    animation: none;
    opacity: 0.2;
  }
}

/* ---- Navbar states ---- */
#navbar {
  background: transparent;
}

#navbar.scrolled {
  background: rgba(15, 22, 41, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(26, 35, 64, 0.6);
}

/* ---- Mobile menu ---- */
#mobile-menu.open {
  opacity: 1;
  pointer-events: auto;
}

/* ---- FAQ accordion ---- */
.faq-item[open] {
  border-color: rgba(245, 158, 11, 0.15);
}


/* ---- Form states ---- */
#form-message.success {
  color: #10b981;
}

#form-message.error {
  color: #ef4444;
}

/* ---- Subtle noise texture overlay ---- */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 60;
  pointer-events: none;
  opacity: 0.015;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

/* ---- Selection color ---- */
::selection {
  background: rgba(245, 158, 11, 0.3);
  color: #ffffff;
}

/* ---- Focus ring for keyboard navigation ---- */
:focus-visible {
  outline: 2px solid #f59e0b;
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---- Smooth scrolling (JS-enhanced, CSS fallback) ---- */
@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}