.hero {
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(38px, 6vw, 82px);
}

.hero h1 {
  max-width: 610px;
  font-size: clamp(54px, 6vw, 78px);
  letter-spacing: -0.06em;
}

.hero-capabilities {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 4vw, 42px);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 24px 65px rgba(24, 52, 87, 0.09);
}

.hero-capabilities::after {
  position: absolute;
  right: -16px;
  bottom: -80px;
  color: rgba(47, 124, 246, 0.045);
  content: "ISURI";
  font: 700 clamp(100px, 14vw, 180px) / 1 "Space Grotesk", sans-serif;
  letter-spacing: -0.1em;
  pointer-events: none;
}

.hero-capabilities > .eyebrow {
  margin-bottom: 20px;
}

.hero-capabilities article {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 15px;
  align-items: center;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.hero-capabilities article > span {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid #d7e7fa;
  border-radius: 50%;
  color: var(--blue);
  font: 700 11px "Space Grotesk", sans-serif;
}

.hero-capabilities article div {
  display: grid;
  gap: 3px;
}

.hero-capabilities article b {
  color: var(--navy);
  font: 600 16px "Space Grotesk", sans-serif;
}

.hero-capabilities article small {
  color: var(--muted);
  font-size: 12px;
}

@media (max-width: 800px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero-capabilities {
    margin-top: 4px;
  }

  .hero h1 {
    max-width: 540px;
    font-size: 52px;
  }
}

.whatsapp-float {
  position: fixed;
  right: 28px;
  bottom: 28px;
  z-index: 30;
  display: grid;
  width: 66px;
  height: 66px;
  place-items: center;
  border-radius: 50%;
  background: #25c761;
  color: #fff;
  box-shadow: 0 8px 24px rgba(12, 94, 49, 0.25);
  transition: transform 180ms ease, background-color 180ms ease, box-shadow 180ms ease;
  animation: whatsapp-breathe 3s ease-in-out infinite;
}

.whatsapp-float::before {
  position: absolute;
  inset: -5px;
  border: 1px solid rgba(37, 199, 97, 0.42);
  border-radius: 50%;
  content: "";
  animation: whatsapp-ring 3s ease-out infinite;
}

.whatsapp-float:hover {
  background: #1eae54;
  box-shadow: 0 11px 30px rgba(12, 94, 49, 0.32);
  transform: scale(1.08);
  animation-play-state: paused;
}

.whatsapp-float svg {
  position: relative;
  z-index: 1;
  width: 34px;
  height: 34px;
  fill: currentColor;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  clip-path: inset(50%);
}

@keyframes whatsapp-breathe {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.055); }
}

@keyframes whatsapp-ring {
  0%, 100% { opacity: 0.75; transform: scale(0.98); }
  55% { opacity: 0.16; transform: scale(1.13); }
}

@media (max-width: 600px) {
  .whatsapp-float {
    right: 18px;
    bottom: 18px;
    width: 58px;
    height: 58px;
  }

  .whatsapp-float svg {
    width: 30px;
    height: 30px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .whatsapp-float,
  .whatsapp-float::before {
    animation: none;
  }
}