.about-me {
  padding: 10rem 1.5rem;
  background-color: #ffffff;
}

.about-container {
  max-width: 1200px;
  margin: 0 auto;
}

/* Header */
.about-header {
  max-width: 760px;
  margin-bottom: 6rem;
}

.about-label {
  display: block;
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(0, 145, 125, 0.685);
  margin-bottom: 1.25rem;
}

.about-header h2 {
  font-size: 3.2rem;
  font-weight: 600;
  letter-spacing: -0.035em;
  color: #020617;
  margin-bottom: 1.25rem;
}

.about-intro {
  font-size: 1.05rem;
  line-height: 1.7;
  color: #475569;
  max-width: 700px;
}

/* Layout */
.about-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 6rem;
  align-items: start;
}

/* Principles */
.about-principles {
  display: flex;
  flex-direction: column;
  gap: 4rem;
}

.principle {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 2.5rem;
}

.principle-index {
  font-size: 2.8rem;
  font-weight: 600;
  color: rgba(2, 6, 23, 0.08);
  line-height: 1;
}

.principle-text h3 {
  font-size: 1.35rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: #020617;
}

.principle-text p {
  font-size: 0.98rem;
  line-height: 1.8;
  color: #475569;
  max-width: 620px;
}

/* Focus rail */
/* Focus rail */
.about-focus {
  display: flex;
  flex-direction: column;
  gap: 2.75rem;
  padding-left: 3rem;
  border-left: 1px solid #e5e7eb;
  position: relative;
  overflow: hidden; /* hides items until they animate in */
}

/* Individual focus items */
.focus-item {
  transform: translateX(-50px);
  opacity: 0;
  animation: focusSlideIn 0.7s forwards;
}

/* Staggered delays */
.focus-item:nth-child(1) { animation-delay: 0.2s; }
.focus-item:nth-child(2) { animation-delay: 0.5s; }
.focus-item:nth-child(3) { animation-delay: 0.8s; }

/* Animation keyframes */
@keyframes focusSlideIn {
  0% {
    transform: translateX(-50px);
    opacity: 0;
  }
  100% {
    transform: translateX(0);
    opacity: 1;
  }
}


.focus-item span {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(0, 145, 125, 0.685);
}

.focus-item strong {
  display: block;
  font-size: 1.15rem;
  font-weight: 500;
  color: #020617;
  margin-top: 0.25rem;
}

.principles-header {
  font-size: 2.2rem;
  font-weight: 600;
  color: rgba(2, 6, 23, 0.08);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  position: relative;
}
.principles-header::after {
  content: "";
  display: block;
  width: 4ch;
  height: 4px;
  background-color: rgba(2, 6, 23, 0.08);
  margin-top: 0.5rem;
  border-radius: 1px;
}

/* Responsive */
@media (max-width: 900px) {

  .about-me {
    padding: 8rem 1.5rem;
    background-color: #ffffff;
  }

  .about-layout {
    grid-template-columns: 1fr;
    gap: 4.5rem;
  }

  .about-focus {
    padding-left: 0;
    border-left: none;
    border-top: 1px solid #e5e7eb;
    padding-top: 3rem;
  }

  .about-header h2 {
    font-size: 2.4rem;
  }

  .principle {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .principle-index {
    font-size: 2.2rem;
  }

  .about-intro {
    font-size: 1.0rem;
  }
}