/* --- Security Section (Dark Theme) --- */
.security-section {
  --sec-bg: #0A0F16;
  --sec-ink: #E9EDF2;
  --sec-muted: #A0AEC0;
  --sec-glow-primary: #00BFFF; /* neon blue */
  --sec-glow-secondary: #8b5cf6;
  --sec-card-base-bg: rgba(20, 26, 38, 0.25);
  --maxw: 1180px;
  --hexagon-color: rgba(60, 100, 150, 0.15);
  --hexagon-color-hover: rgba(60, 100, 150, 0.4);
  position: relative;
  overflow: hidden;
  padding: clamp(3rem, 8vw, 6rem) 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--sec-bg);
  color: var(--sec-ink);
  -webkit-font-smoothing: antialiased;
}

/* Background video & overlay */
.security-bg-video {
  position: absolute;
  z-index: 1;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  min-width: 100%;
  min-height: 100%;
  object-fit: cover;
  filter: brightness(0.6);
}
.security-bg-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  background:
    linear-gradient(115deg, rgba(10,14,22,.90) 0%, rgba(20,26,44,.78) 40%, rgba(35,22,70,.70) 70%, rgba(60,20,110,.62) 100%),
    radial-gradient(160% 120% at 50% 100%, rgba(0,0,0,.6), transparent 65%);
}

/* Container */
.security-container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 3;
}

/* Typography */
.security-section .section-header {
  text-align: center;
  margin-bottom: clamp(2rem, 5vw, 4rem);
}
.security-section .section-header h2 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 0.75rem 0;
  text-shadow: 0 0 8px rgba(0,191,255,0.3), 0 0 15px rgba(0,191,255,0.1);
}
.security-section .section-header p {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--sec-muted);
  max-width: 650px;
  margin: 0 auto;
}

/* Grid & Cards */
.security-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.5rem;
}
.security-card {
  position: relative;
  border-radius: 16px;
  padding: 2rem 1.5rem;
  text-align: center;
  background: var(--sec-card-base-bg);
  backdrop-filter: blur(12px);
  box-shadow: 0 0 15px rgba(0,191,255,0.2), 0 0 30px rgba(139,92,246,0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  overflow: hidden;
  opacity: 0;
}
.security-card::before {
  content:'';
  position:absolute; inset:0; border-radius:16px; padding:1.5px;
  background:linear-gradient(45deg, rgba(0,191,255,.6), rgba(139,92,246,.6));
  -webkit-mask:linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite:xor; mask-composite:exclude;
  z-index:0; opacity:.8; transition:opacity .3s ease;
}
.security-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 0 25px rgba(0,191,255,.5), 0 0 40px rgba(139,92,246,.3);
}

/* Hex pattern overlay */
.security-card .hexagon-overlay {
  position:absolute; inset:-1px; pointer-events:none; z-index:1; overflow:hidden; border-radius:16px;
  background-image:
    linear-gradient(45deg, var(--hexagon-color) 2px, transparent 2px),
    linear-gradient(-45deg, var(--hexagon-color) 2px, transparent 2px),
    linear-gradient(90deg, transparent 5px, transparent 5px);
  background-size:24px 42px; background-position:0 0, 12px 21px;
  opacity:0; transform:scale(.8); transition:opacity .4s ease-out, transform .4s ease-out;
}
@keyframes hexagon-pulse {
  0% { background-position:0 0, 12px 21px; opacity:.4; }
  50% { background-position:5px 5px, 17px 26px; opacity:.7; }
  100% { background-position:0 0, 12px 21px; opacity:.4; }
}
.security-card:hover .hexagon-overlay {
  opacity:1; transform:scale(1);
  background-image:
    linear-gradient(45deg, var(--hexagon-color-hover) 2px, transparent 2px),
    linear-gradient(-45deg, var(--hexagon-color-hover) 2px, transparent 2px),
    linear-gradient(90deg, transparent 5px, transparent 5px);
  animation: hexagon-pulse 1.5s infinite alternate ease-in-out;
}

/* Card content */
.security-section .card-icon {
  margin: 0 auto 1.25rem;
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 80px;
}

/* PNG icon treatment - recolored to neon blue */
.security-section .card-icon img {
  width: 64px;
  height: 64px;
  object-fit: contain;
  filter:
    brightness(2)
    invert(52%) sepia(91%) saturate(3000%) hue-rotate(180deg) brightness(1.1)
    drop-shadow(0 0 6px rgba(0,191,255,0.7))
    drop-shadow(0 0 12px rgba(139,92,246,0.3));
  opacity: 0.9;
  transition: transform 0.3s ease, filter 0.3s ease, opacity 0.3s ease;
}
.security-card:hover .card-icon img {
  transform: scale(1.1);
  filter:
    brightness(2.2)
    invert(52%) sepia(91%) saturate(3000%) hue-rotate(180deg) brightness(1.2)
    drop-shadow(0 0 10px rgba(0,191,255,0.9))
    drop-shadow(0 0 18px rgba(139,92,246,0.5));
  opacity: 1;
}

/* Titles and copy */
.security-section h4 {
  font-size: 1.25rem;
  font-weight: 500;
  margin: 0 0 .5rem;
  color: var(--sec-ink);
  text-shadow: 0 0 5px rgba(0,191,255,.2);
  position: relative;
  z-index: 2;
}
.security-section p {
  font-size: 1rem;
  color: var(--sec-muted);
  margin: 0;
  position: relative;
  z-index: 2;
}

/* Read More */
.read-more-container {
  text-align: center;
  margin-top: clamp(2rem,5vw,4rem);
  opacity: 0;
}
.read-more-btn {
  display:inline-block;
  padding:12px 32px;
  border:1px solid var(--sec-glow-primary);
  border-radius:8px;
  color:var(--sec-ink);
  text-decoration:none;
  font-weight:500;
  letter-spacing:.5px;
  background:transparent;
  transition: background-color .3s ease, color .3s ease, box-shadow .3s ease;
}
.read-more-btn:hover {
  background-color: var(--sec-glow-primary);
  color: var(--sec-bg);
  box-shadow: 0 0 20px rgba(0,191,255,.5);
}

/* Reveal animation */
@keyframes fadeIn-up {
  from { opacity:0; transform:translateY(30px); }
  to   { opacity:1; transform:translateY(0); }
}
.security-section.is-visible .section-header { animation: fadeIn-up .8s .2s forwards; opacity:0; }
.security-section.is-visible .security-card { animation: fadeIn-up .8s forwards; }
.security-section.is-visible .security-grid .security-card:nth-child(1){ animation-delay:.3s; }
.security-section.is-visible .security-grid .security-card:nth-child(2){ animation-delay:.4s; }
.security-section.is-visible .security-grid .security-card:nth-child(3){ animation-delay:.5s; }
.security-section.is-visible .security-grid .security-card:nth-child(4){ animation-delay:.6s; }
.security-section.is-visible .security-grid .security-card:nth-child(5){ animation-delay:.7s; }
.security-section.is-visible .read-more-container { animation: fadeIn-up .8s .9s forwards; }

/* Responsive */
@media (max-width:1100px){
  .security-grid{ grid-template-columns:repeat(3,1fr); }
}
@media (max-width:768px){
  .security-grid{ grid-template-columns:repeat(2,1fr); }
  .security-section h4{ font-size:1.15rem; }
  .security-section .card-icon { height: 72px; }
  .security-section .card-icon img { width: 56px; height: 56px; }
}
@media (max-width:576px){
  .security-grid{ grid-template-columns:1fr; }
  .security-section .section-header h2{ font-size:1.75rem; }
  .security-section .card-icon { height: 64px; }
  .security-section .card-icon img { width: 52px; height: 52px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce){
  .security-section *{ animation:none !important; transition:none !important; }
  .security-section .section-header,
  .security-section .security-card,
  .security-section .read-more-container{ opacity:1 !important; transform:none !important; }
}