/* Background ambient light */
body::after {
  content: '';
  position: fixed;
  inset: -40%;
  background:
    linear-gradient(122deg,
      transparent 30%,
      rgba(255, 255, 255, 0.02) 42%,
      rgba(176, 196, 222, 0.06) 50%, /* lowered from 0.08 */
      rgba(255, 255, 255, 0.02) 58%, /* lowered from 0.03 */
      transparent 70%);
  filter: blur(72px);
  mix-blend-mode: screen;
  opacity: 0.75; /* lowered from 0.82 */
  animation: pageSheenSweep 40s cubic-bezier(0.28, 0.08, 0.24, 1) infinite; /* slowed from 26s */
  pointer-events: none;
  z-index: 0;
}

@keyframes pageSheenSweep {
  0% { transform: translate3d(-34%, -26%, 0) rotate(7deg) scale(1); }
  50% { transform: translate3d(30%, 22%, 0) rotate(7deg) scale(1.05); }
  100% { transform: translate3d(-34%, -26%, 0) rotate(7deg) scale(1); }
}

/* Card highlight sheen */
.project-card::after,
.cap-card::after,
.think-card::after,
.now-card::after,
.contact-grid::after,
.cred-card::after {
  content: '';
  position: absolute;
  top: -120%;
  left: -140%;
  width: 140%;
  height: 340%;
  background: linear-gradient(115deg,
      transparent 0%,
      transparent 38%,
      var(--sheen-soft) 46%,
      var(--sheen-mid) 50%,
      var(--sheen-edge) 53%,
      var(--sheen-mid) 56%,
      transparent 66%,
      transparent 100%);
  opacity: 0.55; /* lowered from 0.68 */
  transform: rotate(15deg) translate3d(-35%, 0, 0);
  filter: blur(0.2px);
  pointer-events: none;
  z-index: 1;
  animation: cardSheenDrift 20s ease-in-out infinite; /* slowed from 12s */
  transition: opacity var(--transition), transform 1.2s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.project-card:hover::after,
.cap-card:hover::after,
.think-card:hover::after,
.now-card:hover::after,
.contact-grid:hover::after,
.cred-card:hover::after {
  opacity: 0.85; /* lowered from 0.9 */
  transform: rotate(15deg) translate3d(115%, 0, 0);
}

@keyframes cardSheenDrift {
  0% { transform: rotate(15deg) translate3d(-45%, 0, 0); }
  50% { transform: rotate(15deg) translate3d(115%, 0, 0); }
  100% { transform: rotate(15deg) translate3d(-45%, 0, 0); }
}

@media (prefers-reduced-motion: reduce) {
  body::after,
  .project-card::after,
  .cap-card::after,
  .think-card::after,
  .now-card::after,
  .contact-grid::after,
  .cred-card::after {
    animation: none;
  }
}

/* Now Status Ping */
.ping::after {
  content: '';
  position: absolute;
  inset: -4px;
  border: 1px solid var(--accent-emerald);
  border-radius: 50%;
  animation: ping 2.5s infinite cubic-bezier(0, 0, 0.2, 1); /* slowed slightly */
}

@keyframes ping {
  75%, 100% { transform: scale(2); opacity: 0; }
}

/* Contact Background Presence */
#contact::before {
  content: "";
  position: absolute;
  inset: -30%;
  background: radial-gradient(circle, rgba(71, 184, 129, 0.06), transparent 35%); /* lowered from 0.08 */
  filter: blur(90px);
  animation: presenceDrift 45s ease-in-out infinite alternate; /* slowed from 28s */
  pointer-events: none;
  z-index: 0;
}

#contact::after {
  content: "";
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.015'%3E%3Cpath d='M0 40L40 0H20L0 20M40 40V20L20 40'/%3E%3C/g%3E%3C/svg%3E"); /* lowered from 0.02 */
  animation: gridShift 60s linear infinite; /* slowed from 40s */
  pointer-events: none;
  z-index: 0;
}

@keyframes presenceDrift {
  0% { transform: translate(-8%, -4%) scale(1); opacity: 0.35; }
  50% { transform: translate(8%, 6%) scale(1.05); opacity: 0.55; }
  100% { transform: translate(-4%, 8%) scale(1.02); opacity: 0.45; }
}

@keyframes gridShift {
  0% { transform: translate(0, 0); }
  100% { transform: translate(40px, 40px); }
}

.contact-glow {
  position: absolute;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(71, 184, 129, 0.04) 0%, transparent 70%); /* lowered from 0.05 */
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  filter: blur(100px);
  pointer-events: none;
  animation: contactPulse 30s ease-in-out infinite alternate; /* slowed from 18s */
  z-index: 0;
}

@keyframes contactPulse {
  0% { transform: translate(-52%, -48%) scale(0.95); opacity: 0.35; }
  100% { transform: translate(-48%, -52%) scale(1.05); opacity: 0.6; }
}

/* Scroll Reveals */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }