#about {
  position: relative;
}

.hero-kicker {
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 1.5rem;
  color: var(--text-muted);
}

.hero-title {
  font-size: clamp(3.8rem, 8vw, 5.8rem);
  font-weight: 900;
  line-height: 1.02;
  background: linear-gradient(90deg, var(--text-main), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.5rem;
  color: var(--text-muted);
  max-width: 520px;
  margin: 10px auto 0 auto;
}

#about .container {
  padding-left: 0;
  padding-right: 0;
}

.hero-actions {
  row-gap: 0.75rem;
}

.hero-actions .btn {
  padding: 16px 38px;
  font-size: 1.1rem;
  border-radius: 50px;
}

.hero-actions .btn i {
  font-size: 1.25rem;
  margin-right: 0.35rem;
}

.hero-actions .btn.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  font-weight: 500;
}

.hero-actions .btn.btn-primary:hover {
  filter: brightness(1.05);
  border-color: var(--accent);
}

.hero-actions .btn.btn-outline-secondary {
  border-color: var(--border-subtle);
  color: var(--text-main);
  background-color: transparent;
}

.hero-actions .btn.btn-outline-secondary:hover {
  background-color: var(--accent-soft);
  color: var(--text-main);
}

.hero-badges {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  margin-top: 0.8rem;
}

.hero-badges-label {
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.hero-badges-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
}

.cert-badge {
  max-height: 150px;
  width: auto;
  object-fit: contain;
  filter: grayscale(100%) opacity(0.78);
  transition: filter 0.25s ease, transform 0.25s ease;
}

.cert-badge:hover {
  filter: grayscale(0%) opacity(1);
  transform: translateY(-5px) scale(1.5);
}


.hero-wave-wrap {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  z-index: -1;
}

.hero-wave {
  width: 150%;
  max-width: none;
  transform: translateX(-12%) translateY(18%);
  animation: waveFloat 12s ease-in-out infinite alternate;
}

.wave-line {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 1200;
  stroke-dashoffset: 0;
}

.wave-line1 {
  stroke: var(--wave-1);
  stroke-width: 4;
  opacity: 0.9;
  animation:
    waveTravel 18s linear infinite,
    waveSway1 10s ease-in-out infinite alternate;
}

.wave-line2 {
  stroke: var(--wave-2);
  stroke-width: 3;
  opacity: 0.7;
  animation:
    waveTravel 22s linear infinite reverse,
    waveSway2 12s ease-in-out infinite alternate;
}

.wave-line3 {
  stroke: var(--wave-3);
  stroke-width: 2;
  opacity: 0.5;
  animation:
    waveTravel 26s linear infinite,
    waveSway3 14s ease-in-out infinite alternate;
}

@keyframes waveTravel {
  from {
    stroke-dashoffset: 0;
  }
  to {
    stroke-dashoffset: -1200;
  }
}

@keyframes waveFloat {
  0% {
    transform: translateX(-14%) translateY(24%);
  }
  100% {
    transform: translateX(-8%) translateY(10%);
  }
}

@keyframes waveSway1 {
  0% {
    transform: translateY(0);
  }
  100% {
    transform: translateY(-8px);
  }
}

@keyframes waveSway2 {
  0% {
    transform: translateY(4px);
  }
  100% {
    transform: translateY(-10px);
  }
}

@keyframes waveSway3 {
  0% {
    transform: translateY(8px);
  }
  100% {
    transform: translateY(-6px);
  }
}
.hero-actions a {
  text-decoration: none !important;
}
.cert-badge {
  -webkit-touch-callout: none;
  -webkit-user-drag: none;    
  user-select: none;
.hero-actions a:hover,
.hero-actions a:focus {
  text-decoration: none !important;
  outline: none !important;
}
@media (max-width: 768px) {
  .hero-wave {
    animation: none !important;
    transform: translateX(-10%) translateY(20%);
    opacity: 0.4;
  }
}