/* ============================================================
   "UNLOCK YOUR EDGE" HEADER — shimmer + breathing glow
   ============================================================ */
.edge-header,
.featured-header {
  text-align: center;
  margin: 1rem 0 2.5rem;
  padding: 0 1rem;
}

.edge-header h2,
.featured-header h2 {
  font-family: 'Poppins', sans-serif;
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  font-weight: 700;
  color: var(--neon);
  letter-spacing: 0.1em;
  display: inline-block;
  position: relative;
}

.edge-header {
  position: relative;
  text-align: center;
  width: 100%;
}

.edge-header h2 {
  letter-spacing: 0.12em;
  text-shadow:
    0 0 1px rgba(195, 246, 12, 0.5),
    0 0 10px rgba(195, 246, 12, 0.25),
    0 0 22px rgba(195, 246, 12, 0.12),
    0 2px 14px rgba(0, 0, 0, 0.35);
  opacity: 0;
  filter: blur(6px);
  transform: translateY(14px);
  animation:
    edgeReveal 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.1s forwards,
    edgeBreathe 5.5s ease-in-out 1.1s infinite;
  transition: text-shadow 0.4s ease, letter-spacing 0.4s ease;
}

@keyframes edgeReveal {
  to { opacity: 1; filter: blur(0px); transform: translateY(0); }
}

@keyframes edgeBreathe {
  0%, 100% {
    text-shadow:
      0 0 1px rgba(195, 246, 12, 0.5),
      0 0 10px rgba(195, 246, 12, 0.25),
      0 0 22px rgba(195, 246, 12, 0.12),
      0 2px 14px rgba(0, 0, 0, 0.35);
  }
  50% {
    text-shadow:
      0 0 1px rgba(195, 246, 12, 0.6),
      0 0 13px rgba(195, 246, 12, 0.32),
      0 0 26px rgba(195, 246, 12, 0.16),
      0 2px 14px rgba(0, 0, 0, 0.35);
  }
}

.edge-header h2::before {
  content: "UNLOCK YOUR EDGE";
  position: absolute;
  inset: 0;
  color: transparent;
  background: linear-gradient(
    100deg,
    transparent 35%,
    rgba(255, 255, 255, 0.75) 50%,
    transparent 65%
  );
  background-size: 250% 100%;
  background-position: 150% 0;
  -webkit-background-clip: text;
  background-clip: text;
  pointer-events: none;
  animation: edgeShimmerBurst 21.5s ease-in-out 1.3s infinite;
}

@keyframes edgeShimmerBurst {
  0%    { background-position: 150% 0; }
  9.3%  { background-position: -50% 0; }
  14%   { background-position: -50% 0; }
  14.5% { background-position: 150% 0; }
  23.8% { background-position: -50% 0; }
  28%   { background-position: -50% 0; }
  28.5% { background-position: 150% 0; }
  37.8% { background-position: -50% 0; }
  100%  { background-position: -50% 0; }
}

.edge-header h2::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -0.55rem;
  height: 1.5px;
  width: 0%;
  background: linear-gradient(90deg, transparent, var(--neon), transparent);
  box-shadow: 0 0 8px rgba(195, 246, 12, 0.4);
  transform: translateX(-50%);
  animation: edgeLineDraw 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.85s forwards;
}

@keyframes edgeLineDraw { to { width: 64%; } }

.edge-header h2:hover {
  letter-spacing: 0.13em;
  text-shadow:
    0 0 1px rgba(195, 246, 12, 0.65),
    0 0 14px rgba(195, 246, 12, 0.38),
    0 0 28px rgba(195, 246, 12, 0.18),
    0 2px 14px rgba(0, 0, 0, 0.35);
}

@media (prefers-reduced-motion: reduce) {
  .edge-header h2 { opacity: 1; filter: none; transform: none; animation: none; }
  .edge-header h2::before { animation: none; background-position: -50% 0; opacity: 0.15; }
  .edge-header h2::after { animation: none; width: 64%; }
}

/* ============================================================
   FEATURE-CARDD — text-reveal intro block above "Unlock Your Edge"
   ============================================================ */
.feature-cardd {
  background: transparent;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 2.5rem 1.25rem;
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.feature-cardd p { margin: 0.9rem 0; line-height: 1.6; color: var(--ink); }
.feature-cardd .muted { font-weight: 300; color: var(--ink-faint); }
.feature-cardd .lead { font-size: 1.05rem; letter-spacing: 0.02em; }
.feature-cardd strong { font-weight: 600; letter-spacing: 0.03em; color: var(--ink); }

.reveal-line { filter: blur(6px); opacity: 0; }
.reveal-line.run { animation: lineEmerge 1.1s cubic-bezier(0.16, 1, 0.3, 1) forwards; }

@keyframes lineEmerge {
  0% { opacity: 0; filter: blur(6px); transform: translateY(10px); }
  100% { opacity: 1; filter: blur(0); transform: translateY(0); }
}

.reveal-cursor {
  display: inline-block;
  width: 1px;
  height: 1.1em;
  background: currentColor;
  margin-left: 2px;
  vertical-align: -0.15em;
  opacity: 0;
}
.reveal-cursor.blink { opacity: 1; animation: blinkCursor 0.85s steps(1) infinite; }
.reveal-cursor.fade-out { animation: fadeCursor 0.6s ease forwards; }

@keyframes blinkCursor { 0%, 49% { opacity: 1; } 50%, 100% { opacity: 0; } }
@keyframes fadeCursor { from { opacity: 1; } to { opacity: 0; } }

.glow { color: #fff; text-shadow: 0 0 6px var(--accent), 0 0 18px var(--accent); }

.spark { position: relative; display: inline-block; }
.spark::after {
  content: "";
  position: absolute;
  top: -2px;
  right: -10px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 6px var(--accent);
  opacity: 0;
}
.spark.show-spark::after { animation: sparkPop 1.4s ease-out forwards; }

@keyframes sparkPop {
  0% { opacity: 0; transform: scale(0.3); }
  30% { opacity: 1; transform: scale(1.1); }
  70% { opacity: 0.6; }
  100% { opacity: 0; transform: scale(0.4) translateY(-6px); }
}

@media (prefers-reduced-motion: reduce) {
  .reveal-line { filter: none; transform: none; animation: none; }
  .reveal-line.run { opacity: 1; animation: simpleFade 0.6s ease forwards; }
  .reveal-cursor { display: none; }
}
@keyframes simpleFade { from { opacity: 0; } to { opacity: 1; } }

/* ============================================================
   FEATURES GRID — glass cards with entrance, tilt, sweep
   ============================================================ */
.features {
  position: relative;
  padding: 7rem 0 8rem;
  overflow: hidden;
  isolation: isolate;
  max-width: 1400px;
  margin: 0 auto;
}

.features__particles { position:absolute; inset:0; pointer-events:none; z-index:0; }
.features__particles span {
  position:absolute;
  width:3px;
  height:3px;
  border-radius:50%;
  background: rgba(195,246,12,0.5);
  box-shadow: 0 0 6px rgba(195,246,12,0.6);
  opacity:0;
  animation: particleFloat 14s ease-in-out infinite;
}
@keyframes particleFloat {
  0%   { opacity:0; transform: translateY(0) scale(0.8); }
  10%  { opacity:0.5; }
  50%  { opacity:0.35; transform: translateY(-40px) scale(1); }
  90%  { opacity:0; }
  100% { opacity:0; transform: translateY(-90px) scale(0.8); }
}

.features-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.75rem;
  padding: 0 1rem;
  justify-items: center;
  perspective: 1200px;
}

.feature-card {
  position: relative;
  width: 100%;
  max-width: 420px;
  padding: 2.25rem 2rem;
  border-radius: var(--radius-m);
  text-align: center;
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  overflow: hidden;
  transform-style: preserve-3d;
  will-change: transform;
  transition:
    transform 0.5s cubic-bezier(0.16, 1, 0.3, 1),
    border-color 0.5s cubic-bezier(0.16, 1, 0.3, 1),
    box-shadow 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  opacity: 1;
  filter: none;
  transform: translateY(0) scale(1);
  cursor: default;
}

.feature-card.will-animate {
  opacity: 0;
  filter: blur(8px);
  transform: translateY(36px) scale(0.96);
}
.feature-card.will-animate.is-visible {
  animation: cardEntrance 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
@keyframes cardEntrance {
  from { opacity: 0; filter: blur(8px); transform: translateY(36px) scale(0.96); }
  to   { opacity: 1; filter: blur(0px); transform: translateY(0) scale(1); }
}

.feature-card::after {
  content:"";
  position:absolute;
  top:0;
  left:-60%;
  width:40%;
  height:100%;
  background: linear-gradient(75deg, transparent, rgba(255,255,255,0.07), transparent);
  transform: skewX(-12deg);
  pointer-events:none;
  transition: left 0.85s cubic-bezier(0.22, 1, 0.36, 1);
}
.feature-card:hover::after { left: 130%; }

.feature-card:hover {
  transform: translateY(-10px) scale(1.02) rotateX(var(--tiltX, 0deg)) rotateY(var(--tiltY, 0deg));
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.4);
  border-color: rgba(195, 246, 12, 0.25);
}

.feature-card h3, .feature-card p { text-align: center; position: relative; z-index: 1; }
.feature-card h3 {
  color: var(--neon);
  letter-spacing: 0.1em;
  transition: text-shadow 0.5s ease, letter-spacing 0.5s ease;
}
.feature-card:hover h3 { text-shadow: 0 0 18px rgba(195, 246, 12, 0.35); letter-spacing: 0.12em; }
.feature-card p { color: var(--ink-soft); opacity: 0.9; line-height: 1.7; }

.feature-card:nth-child(1){ animation-delay: 0ms; }
.feature-card:nth-child(2){ animation-delay: 90ms; }
.feature-card:nth-child(3){ animation-delay: 180ms; }
.feature-card:nth-child(4){ animation-delay: 270ms; }
.feature-card:nth-child(5){ animation-delay: 360ms; }

@media (prefers-reduced-motion: reduce) {
  .feature-card { opacity: 1 !important; filter: none !important; transform: none !important; transition: border-color 0.3s ease, box-shadow 0.3s ease !important; }
  .feature-card:hover { transform: none !important; }
  .features__particles span { animation: none !important; }
  .feature-card::after { display: none; }
}
.feature-card:focus-visible { outline: 2px solid rgba(195,246,12,0.6); outline-offset: 4px; }

/* AOS scroll-in state for feature cards */
.feature-card[data-aos="fade-up"] {
  opacity: 0;
  transform: translateY(28px);
  transition-property: opacity, transform;
  transition-duration: 0.6s;
  transition-timing-function: var(--ease);
}
.feature-card[data-aos="fade-up"].aos-animate { opacity: 1; transform: translateY(0); }

.feature-icon {
  width: 100px;
  height: 100px;
  margin: 0 auto 1.5rem;
  overflow: hidden;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  transition: border-color 0.4s var(--ease);
}
.feature-icon img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease); }
.feature-card:hover .feature-icon { border-color: var(--neon); }
.feature-card:hover .feature-icon img { transform: scale(1.08); }