.about-page {
  width: 100%;
  max-width: none;
  padding: 0 0 72px;
  overflow: hidden;
}

.about-hero,
.about-section,
.about-closing {
  width: min(760px, calc(100% - 40px));
  margin-inline: auto;
}

.about-hero {
  padding: 88px 0 72px;
  text-align: center;
}

.about-eyebrow,
.about-section-label {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.about-hero h1 {
  max-width: 900px;
  margin: 0 auto;
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

.about-intro {
  max-width: 680px;
  margin: 36px auto 0;
  color: var(--text-secondary);
  font-size: 1.08rem;
  line-height: 1.75;
}

.about-intro p,
.about-section > p,
.about-vision-copy p {
  margin: 0;
}

.about-intro p + p,
.about-section > p + p,
.about-vision-copy p + p {
  margin-top: 18px;
}

.about-section {
  padding: 64px 0;
}

.about-section h2 {
  margin: 0 0 24px;
  font-size: clamp(1.7rem, 4vw, 2.5rem);
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.about-section > p:not(.about-section-label):not(.about-list-intro) {
  color: var(--text-secondary);
  font-size: 1.04rem;
  line-height: 1.75;
}

.about-principle {
  position: relative;
}

.about-principle::before {
  position: absolute;
  top: 64px;
  bottom: 64px;
  left: -30px;
  width: 3px;
  border-radius: var(--radius-switch);
  background: var(--accent);
  content: "";
}

.about-compatibility {
  width: min(860px, calc(100% - 40px));
}

.about-benefits {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 36px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.about-list-intro {
  margin-top: 28px !important;
  font-weight: 700;
}

.about-benefits li {
  position: relative;
  padding-left: 24px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.about-benefits li::before {
  position: absolute;
  top: 0.65em;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  content: "";
}

.about-vision {
  margin: 64px 0;
  padding: 96px 20px;
  background:
    radial-gradient(circle at 16% 18%, rgba(var(--accent-rgb), 0.2), transparent 34%),
    var(--surface);
  border-block: 1px solid var(--border);
}

.about-vision-inner {
  width: min(900px, 100%);
  margin: 0 auto;
}

.about-vision h2 {
  max-width: 850px;
  margin: 0;
  font-size: clamp(2.25rem, 5.5vw, 4rem);
  line-height: 1.1;
  letter-spacing: -0.04em;
}

.about-vision-copy {
  max-width: 720px;
  margin: 42px 0 0 auto;
  color: var(--text-secondary);
  font-size: 1.06rem;
  line-height: 1.75;
}

.about-closing {
  padding: 88px 0 40px;
  text-align: center;
}

.about-closing h2 {
  margin: 0;
  font-size: clamp(1rem, 3.5vw, 2.75rem);
  line-height: 1.12;
  letter-spacing: -0.035em;
  white-space: nowrap;
}

.about-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 30px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  background: var(--action-bg);
  color: var(--on-accent);
  font-weight: 700;
  transition: background 0.15s ease, transform 0.15s ease;
}

.about-cta:hover {
  background: var(--action-hover);
  color: var(--on-accent);
  text-decoration: none;
  transform: translateY(-1px);
}

.about-cta:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
}

@media (max-width: 767px) {
  .about-page {
    padding: 0 0 48px;
  }

  .about-hero,
  .about-section,
  .about-closing,
  .about-compatibility {
    width: min(100% - 32px, 760px);
  }

  .about-hero {
    padding: 56px 0 44px;
  }

  /* The signed-in phone header already reserves its own vertical space. */
  html[data-mobile-fixed-header="true"] .about-hero {
    padding-top: 10px;
  }

  .about-intro {
    margin-top: 28px;
    font-size: 1rem;
  }

  .about-section {
    padding: 46px 0;
  }

  .about-section > p:not(.about-section-label):not(.about-list-intro),
  .about-vision-copy {
    font-size: 1rem;
  }

  .about-principle::before {
    top: 46px;
    bottom: 46px;
    left: -16px;
  }

  .about-benefits {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .about-vision {
    margin: 40px 0;
    padding: 64px 16px;
  }

  .about-vision-copy {
    margin-top: 32px;
  }

  .about-closing {
    padding: 64px 0 20px;
  }

  .about-closing h2 {
    font-size: clamp(1rem, 7vw, 2.4rem);
    white-space: normal;
  }

  .about-closing h2 span {
    display: block;
  }
}

@media (prefers-reduced-motion: reduce) {
  .about-cta {
    transition: none;
  }
}