.about-main { padding-top: 0; }

.ab-hero {
  position: relative;
  padding: 160px var(--pad-x) 100px;
  text-align: center;
  overflow: hidden;
  isolation: isolate;
}
.ab-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 880px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.ab-hero-title {
  font-family: var(--f-display);
  font-weight: 400;
  font-size: clamp(44px, 6.5vw, 92px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 22px 0 28px;
  max-width: 16ch;
  text-wrap: balance;
}
.ab-hero-title em {
  font-style: italic;
  background: linear-gradient(100deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.ab-hero-sub {
  font-size: clamp(17px, 1.3vw, 20px);
  line-height: 1.55;
  color: var(--fg-dim);
  max-width: 64ch;
  text-wrap: pretty;
}

.ab-narrow {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 var(--pad-x);
}
.ab-h2 {
  font-family: var(--f-display);
  font-weight: 400;
  font-size: clamp(34px, 4.5vw, 60px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 14px 0 28px;
  max-width: 20ch;
  text-wrap: balance;
}
.ab-h2 em {
  font-style: italic;
  background: linear-gradient(100deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.ab-story {
  padding: 80px 0 100px;
  position: relative;
}
.ab-story::before {
  content: "";
  position: absolute; left: 50%; top: 0; transform: translateX(-50%);
  width: 120px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.5;
}
.ab-prose p {
  font-size: 18px;
  line-height: 1.7;
  color: var(--fg);
  margin: 0 0 24px;
  text-wrap: pretty;
}
.ab-prose p:last-child { margin-bottom: 0; }
.ab-prose p:first-of-type::first-letter {
  font-family: var(--f-display);
  font-size: 3.4em;
  float: left;
  line-height: 0.9;
  padding: 6px 12px 0 0;
  color: var(--accent);
  font-style: italic;
}

.ab-rules {
  padding: 80px var(--pad-x) 100px;
  position: relative;
  background: linear-gradient(180deg, transparent, var(--bg-2) 30%, var(--bg-2) 70%, transparent);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}
.ab-rules-head {
  max-width: 720px;
  margin: 0 auto 56px;
}
.ab-rules-grid {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
@media (max-width: 860px) {
  .ab-rules-grid { grid-template-columns: 1fr; gap: 20px; }
}
.ab-rule {
  position: relative;
  padding: 36px 32px 34px;
  border-radius: var(--radius-md);
  background: var(--card-solid);
  border: 1px solid var(--line-soft);
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color .3s, transform .3s;
}
.ab-rule:hover { border-color: var(--accent); transform: translateY(-2px); }
.ab-rule-n {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--accent);
  font-weight: 500;
}
.ab-rule-title {
  font-family: var(--f-display);
  font-weight: 400;
  font-size: 26px;
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin: 0;
  text-wrap: balance;
}
.ab-rule-title em {
  font-style: italic;
  color: var(--accent);
  background: none;
  -webkit-background-clip: unset;
  background-clip: unset;
}
.ab-rule-body {
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--fg-dim);
  margin: 0;
  text-wrap: pretty;
}

.ab-for {
  padding: 100px 0;
  position: relative;
}
.ab-for-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.ab-for-line {
  position: relative;
  display: grid;
  grid-template-columns: 14px 1fr;
  gap: 18px;
  align-items: flex-start;
  font-family: var(--f-display);
  font-weight: 400;
  font-style: italic;
  font-size: clamp(20px, 2.1vw, 26px);
  line-height: 1.45;
  letter-spacing: -0.005em;
  color: var(--fg);
  opacity: 0;
  transform: translateY(6px);
  animation: ab-for-in 0.6s cubic-bezier(0.2, 0.7, 0.2, 1) forwards;
  animation-delay: calc(var(--i, 0) * 80ms + 100ms);
  text-wrap: pretty;
}
.ab-for-line::first-letter { text-transform: lowercase; }
@keyframes ab-for-in {
  to { opacity: 1; transform: translateY(0); }
}
.ab-for-bullet {
  margin-top: 0.7em;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 10px var(--accent-soft);
  flex-shrink: 0;
}

.ab-cta {
  position: relative;
  padding: 120px var(--pad-x) 140px;
  text-align: center;
  overflow: hidden;
  isolation: isolate;
  border-top: 1px solid var(--line-soft);
}
.ab-cta-glow {
  position: absolute;
  inset: -20%;
  background: radial-gradient(circle at 50% 40%, var(--accent-soft), transparent 55%);
  filter: blur(60px);
  z-index: 0;
  opacity: calc(0.85 * var(--glow-int, 1));
  pointer-events: none;
}
.ab-cta-inner {
  position: relative;
  z-index: 1;
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.ab-cta-title {
  font-family: var(--f-display);
  font-weight: 400;
  font-size: clamp(40px, 5.5vw, 76px);
  line-height: 1.03;
  letter-spacing: -0.02em;
  margin: 22px 0 22px;
  max-width: 18ch;
  text-wrap: balance;
}
.ab-cta-title em {
  font-style: italic;
  background: linear-gradient(100deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.ab-cta-sub {
  font-size: 18px;
  line-height: 1.55;
  color: var(--fg-dim);
  max-width: 60ch;
  margin: 0 auto 34px;
  text-wrap: pretty;
}
.ab-cta-btn { text-decoration: none; }
.ab-cta-micro {
  margin-top: 22px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-mute);
}