/* About page (built by scripts/build_about.py). Builds on insight/service/home. Motion lives in /js/about.js. */
.ab { --ab-a: #60a5fa; --ab-b: #a78bfa; --ab-c: #fdba74; --ab-ok: #34d399; }
.ab main { overflow-x: clip; }
.ab-k { display: inline-block; font-family: var(--in-mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--in-accent-2); }
.ab-h2 { font-size: clamp(32px, 4.4vw, 54px); line-height: 1.04; letter-spacing: -.04em; font-weight: 700; margin: 12px 0 0; text-wrap: balance; color: var(--in-ink); }
.ab-h2 em, .ab-seat h2 em, .ab-end h2 em { font-family: var(--in-serif); font-style: italic; font-weight: 400; letter-spacing: -.01em; padding-right: .06em;
  background: linear-gradient(90deg, var(--ab-a), var(--ab-b) 55%, var(--ab-c)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.ab-dot { width: 8px; height: 8px; border-radius: 50%; background: #34d399; flex: none; animation: ab-pulse 2.2s infinite; }
@keyframes ab-pulse { 0% { box-shadow: 0 0 0 0 rgba(52,211,153,.55); } 70% { box-shadow: 0 0 0 9px rgba(52,211,153,0); } 100% { box-shadow: 0 0 0 0 rgba(52,211,153,0); } }
.ab .h-sec { padding: 90px 0; }
/* SplitText line masks: keep serif descenders */
.ab .ab-ln, .ab .ab-ln-mask { padding-bottom: .14em; margin-bottom: -.14em; }

/* ================= HERO ================= */
.ab-hero { position: relative; padding: 150px 0 100px; overflow: hidden; }
.ab-aurora { position: absolute; inset: -10% -10% 0; pointer-events: none; filter: blur(70px); opacity: .55; }
.ab-aurora i { position: absolute; border-radius: 50%; }
.ab-aurora i:nth-child(1) { width: 44vw; height: 44vw; left: 44%; top: -10%; background: radial-gradient(circle, rgba(96,165,250,.5), transparent 65%); }
.ab-aurora i:nth-child(2) { width: 34vw; height: 34vw; left: 66%; top: 26%; background: radial-gradient(circle, rgba(167,139,250,.5), transparent 65%); }
.ab-aurora i:nth-child(3) { width: 30vw; height: 30vw; left: 4%; top: 40%; background: radial-gradient(circle, rgba(253,186,116,.22), transparent 65%); }
.ab-hero::after { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .4;
  background-image: linear-gradient(var(--in-line) 1px, transparent 1px), linear-gradient(90deg, var(--in-line) 1px, transparent 1px); background-size: 46px 46px;
  mask-image: radial-gradient(60% 60% at 62% 45%, #000, transparent 75%); -webkit-mask-image: radial-gradient(60% 60% at 62% 45%, #000, transparent 75%); }
.ab-hero__in { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 44px; align-items: center; }
.ab-h1 { font-size: clamp(44px, 6vw, 82px); line-height: 1.02; letter-spacing: -.05em; font-weight: 700; margin: 22px 0 22px; text-wrap: balance; }
.ab-h1 em { font-family: var(--in-serif); font-style: italic; font-weight: 400; letter-spacing: -.01em; padding-right: .06em;
  background: linear-gradient(90deg, var(--ab-a), var(--ab-b) 55%, var(--ab-c)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.ab-h1 .ab-w { display: inline-block; }
.ab-dek { font-size: clamp(17px, 1.9vw, 20px); line-height: 1.55; color: var(--in-ink-2); max-width: 46ch; margin: 0 0 28px; }
.ab-hero .svc-btn iconify-icon { font-size: 18px; }
.ab-facts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin-top: 40px; max-width: 560px; }
.ab-facts > div { padding: 12px 12px 11px; border-radius: 16px; border: 1px solid var(--in-line-2); background: rgba(255,255,255,.03); backdrop-filter: blur(10px); }
.ab-facts b { display: block; font-size: 26px; letter-spacing: -.03em; color: var(--in-ink); font-variant-numeric: tabular-nums; line-height: 1.1; }
.ab-facts b small { font-size: 14px; color: var(--in-muted); margin-left: 2px; font-weight: 600; }
.ab-facts em { display: block; font-style: normal; font-size: 12px; line-height: 1.35; color: var(--in-muted); margin-top: 4px; }

/* stage */
.ab-stage { position: relative; height: 610px; }
.ab-steps { position: absolute; top: 0; left: 50%; transform: translateX(-50%); z-index: 9; display: flex; gap: 2px; padding: 4px; border-radius: 99px;
  background: rgba(20,22,28,.7); border: 1px solid var(--in-line-2); backdrop-filter: blur(14px); }
.ab-steps span { position: relative; z-index: 1; font-size: 13px; font-weight: 600; color: var(--in-muted); padding: 7px 16px; border-radius: 99px; transition: color .35s; }
.ab-steps span.on { color: #0a0a0a; }
.ab-steps__pill { position: absolute; top: 4px; bottom: 4px; left: 4px; width: 0; border-radius: 99px; background: #fff; box-shadow: 0 6px 20px -6px rgba(255,255,255,.5); }

.ab-win { position: absolute; border-radius: 16px; overflow: hidden; background: #111318; border: 1px solid rgba(255,255,255,.12);
  box-shadow: 0 40px 80px -30px rgba(0,0,0,.9), inset 0 1px 0 rgba(255,255,255,.06); }
.ab-win__bar { display: flex; align-items: center; gap: 6px; height: 34px; padding: 0 12px; border-bottom: 1px solid rgba(255,255,255,.07); background: rgba(255,255,255,.025); }
.ab-win__bar > i { width: 10px; height: 10px; border-radius: 50%; background: #ff5f57; }
.ab-win__bar > i:nth-child(2) { background: #febc2e; } .ab-win__bar > i:nth-child(3) { background: #28c840; }
.ab-win__bar span { font-family: var(--in-mono); font-size: 11px; color: var(--in-muted); margin-left: 10px; }
.ab-avs { margin-left: auto; font-style: normal; }
.ab-avs b { display: grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; font-size: 9.5px; color: #fff; background: linear-gradient(135deg, #8b5cf6, #3b82f6); box-shadow: 0 0 0 2px #111318, 0 0 0 3.5px #a78bfa; }

/* design window */
.ab-fig { top: 52px; left: 0; width: 520px; height: 330px; }
.ab-fig__body { display: grid; grid-template-columns: 104px minmax(0, 1fr) 104px; height: calc(100% - 34px); }
.ab-layers, .ab-props { display: flex; flex-direction: column; gap: 3px; padding: 12px 8px; font-size: 11px; color: var(--in-ink-2); background: rgba(255,255,255,.015); }
.ab-layers { border-right: 1px solid rgba(255,255,255,.06); } .ab-props { border-left: 1px solid rgba(255,255,255,.06); }
.ab-layers .h, .ab-props .h { font-size: 10px; text-transform: uppercase; letter-spacing: .1em; color: var(--in-muted); margin: 0 4px 6px; }
.ab-layers span:not(.h) { display: flex; align-items: center; gap: 6px; padding: 5px 6px; border-radius: 6px; transition: background .3s, color .3s; }
.ab-layers span.in { padding-left: 16px; }
.ab-layers span.on { background: rgba(139,92,246,.22); color: #fff; }
.ab-layers iconify-icon { font-size: 12px; opacity: .8; }
.ab-props .row { display: flex; align-items: center; gap: 7px; padding: 5px 6px; border-radius: 6px; background: rgba(255,255,255,.04); font-family: var(--in-mono); font-size: 10.5px; }
.ab-props .sw { width: 11px; height: 11px; border-radius: 3px; background: #2563eb; }
.ab-canvas { position: relative; display: grid; place-items: center;
  background-color: #0d0f13; background-image: radial-gradient(rgba(255,255,255,.08) 1px, transparent 1px); background-size: 14px 14px; }

/* the component (shared by canvas + phone) */
.ab-card { position: relative; width: 230px; padding: 14px; border-radius: 16px; background: #fff; color: #0f172a; display: grid; gap: 12px; box-shadow: 0 18px 40px -18px rgba(0,0,0,.6); }
.ab-card__top { display: flex; align-items: center; gap: 9px; }
.ab-card .av { width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; font-size: 10px; font-weight: 800; color: #fff; background: linear-gradient(135deg, #3b82f6, #8b5cf6); flex: none; }
.ab-card__top b { display: block; font-size: 13px; letter-spacing: -.01em; } .ab-card__top em { display: block; font-style: normal; font-size: 10.5px; color: #64748b; }
.ab-card__slots { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.ab-card__slots span { font-size: 10.5px; font-weight: 600; text-align: center; padding: 7px 0; border-radius: 9px; background: #f1f5f9; color: #334155; }
.ab-card__slots span.on { background: #dbeafe; color: #1d4ed8; box-shadow: inset 0 0 0 1.5px #2563eb; }
.ab-card__btn { font-size: 12px; font-weight: 700; text-align: center; color: #fff; background: #2563eb; padding: 9px; border-radius: 10px; box-shadow: 0 8px 18px -8px #2563eb; }
.ab-sel { position: absolute; inset: -6px; border: 1.5px solid #a78bfa; border-radius: 4px; pointer-events: none; }
.ab-sel i { position: absolute; width: 7px; height: 7px; background: #fff; border: 1.5px solid #a78bfa; }
.ab-sel i:nth-child(1) { left: -4px; top: -4px; } .ab-sel i:nth-child(2) { right: -4px; top: -4px; }
.ab-sel i:nth-child(3) { left: -4px; bottom: -4px; } .ab-sel i:nth-child(4) { right: -4px; bottom: -4px; }
.ab-sel span { position: absolute; left: 50%; bottom: -24px; transform: translateX(-50%); font-family: var(--in-mono); font-size: 9.5px; color: #fff; background: #8b5cf6; padding: 2px 6px; border-radius: 4px; white-space: nowrap; }
.ab-red { position: absolute; left: -30px; top: 14px; font-family: var(--in-mono); font-size: 9.5px; color: #fff; background: #f43f5e; padding: 1px 5px; border-radius: 4px; }
.ab-red::after { content: ""; position: absolute; left: 100%; top: 50%; width: 14px; height: 1px; background: #f43f5e; }
.ab-cursor { position: absolute; left: 0; top: 0; z-index: 5; pointer-events: none; }
.ab-cursor svg { width: 18px; height: 18px; display: block; filter: drop-shadow(0 2px 3px rgba(0,0,0,.5)); }
.ab-cursor span { position: absolute; left: 14px; top: 14px; font-size: 10.5px; font-weight: 600; color: #fff; background: #8b5cf6; padding: 2px 7px; border-radius: 5px 9px 9px 9px; white-space: nowrap; }

/* code window */
.ab-code { top: 300px; left: 150px; width: 380px; z-index: 3; }
.ab-code__body { padding: 12px 14px 8px; font-family: var(--in-mono); font-size: 11.5px; line-height: 1.75; color: #cbd5e1; white-space: nowrap; }
.ab-code .cl s { display: inline-block; width: 18px; text-decoration: none; color: #475569; }
.ab-code .k { color: #c084fc; } .ab-code .f { color: #60a5fa; } .ab-code .t { color: #86efac; } .ab-code .c { color: #fda4af; } .ab-code .a { color: #fcd34d; } .ab-code .n { color: #fdba74; }
.ab-term { margin: 0 10px 10px; padding: 8px 10px; border-radius: 9px; background: #07080a; font-family: var(--in-mono); font-size: 11px; color: #e2e8f0; display: flex; align-items: center; gap: 8px; }
.ab-term .p { color: #34d399; }
.ab-term b { margin-left: auto; display: inline-flex; align-items: center; gap: 5px; color: #34d399; font-weight: 500; }

/* mini phone */
.ab-mph { position: absolute; right: -6px; top: 118px; z-index: 4; width: 196px; aspect-ratio: 9 / 19; padding: 7px; border-radius: 34px; background: #0c0d0f;
  box-shadow: 0 50px 80px -30px rgba(0,0,0,.95), 0 0 0 1.5px #2a2d33, 0 0 60px -10px rgba(139,92,246,.35); }
.ab-mph::before { content: ""; position: absolute; top: 13px; left: 50%; width: 56px; height: 16px; margin-left: -28px; border-radius: 99px; background: #000; z-index: 3; }
.ab-mph__scr { position: relative; height: 100%; border-radius: 27px; overflow: hidden; background: linear-gradient(180deg, #f5f6fa, #eceef4); padding: 34px 10px 10px; color: #0f172a; }
.ab-mph__sb { position: absolute; top: 11px; left: 18px; right: 16px; display: flex; justify-content: space-between; font-size: 10px; font-weight: 700; }
.ab-mph__sb i { width: 16px; height: 8px; border-radius: 2px; border: 1.2px solid #0f172a; }
.ab-mph__title { font-size: 22px; font-weight: 800; letter-spacing: -.03em; margin: 6px 4px 10px; }
.ab-card.sm { width: auto; padding: 10px; gap: 9px; border-radius: 14px; box-shadow: 0 8px 20px -12px rgba(15,23,42,.35); }
.ab-card.sm .av { width: 24px; height: 24px; font-size: 8.5px; }
.ab-card.sm .ab-card__top b { font-size: 11px; } .ab-card.sm .ab-card__top em { font-size: 9px; }
.ab-card.sm .ab-card__slots span { font-size: 9px; padding: 6px 0; }
.ab-card.sm .ab-card__slots span.on { background: #f1f5f9; color: #334155; box-shadow: none; }
.ab-card.sm .ab-card__slots span.on.pick { background: #dbeafe; color: #1d4ed8; box-shadow: inset 0 0 0 1.5px #2563eb; }
.ab-card.sm .ab-card__btn { font-size: 10px; padding: 7px; }
.ab-mph__toast { position: absolute; left: 10px; right: 10px; bottom: 14px; display: flex; align-items: center; gap: 6px; font-size: 10.5px; font-weight: 700; padding: 9px 10px; border-radius: 14px;
  background: rgba(255,255,255,.8); backdrop-filter: blur(16px); border: 1px solid rgba(255,255,255,.9); box-shadow: 0 10px 24px -12px rgba(15,23,42,.5); opacity: 0; }
.ab-mph__toast iconify-icon { color: #16a34a; font-size: 15px; }

.ab-float { position: absolute; z-index: 8; right: 0; bottom: 0; display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-radius: 16px; }
.ab-float b { display: block; font-size: 13px; } .ab-float em { display: block; font-style: normal; font-size: 11px; color: rgba(235,235,245,.65); }

@media (max-width: 1080px) {
  .ab-hero__in { grid-template-columns: minmax(0, 1fr); }
  .ab-stage { width: 540px; max-width: 100%; margin: 10px auto 0; }
}
@media (max-width: 600px) {
  .ab-hero { padding: 120px 0 70px; }
  .ab-facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ab-stage { height: 470px; width: 100%; }
  .ab-stage__scale { transform-origin: 0 0; }
}

/* ================= ONE SEAT ================= */
.ab-seat { position: relative; min-height: 100vh; display: flex; align-items: center; padding: 90px 0; border-top: 1px solid var(--in-line); background: radial-gradient(50% 60% at 75% 50%, rgba(139,92,246,.12), transparent 70%); }
.ab-seat__in { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 50px; align-items: center; min-height: 520px; }
.ab-swap { display: grid; margin-top: 14px; }
.ab-swap > * { grid-area: 1 / 1; }
.ab-seat h2 { font-size: clamp(32px, 4.2vw, 54px); line-height: 1.05; letter-spacing: -.04em; font-weight: 700; margin: 0; text-wrap: balance; color: var(--in-ink); }
.ab-swap--p { margin-top: 20px; }
.ab-swap--p p { font-size: 17.5px; line-height: 1.6; color: var(--in-ink-2); margin: 0; max-width: 46ch; }
[data-v="b"] { visibility: hidden; }
.ab-kept { list-style: none; padding: 0; margin: 28px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.ab-kept li { display: inline-flex; align-items: center; gap: 7px; font-size: 14px; color: var(--in-ink); padding: 7px 13px 7px 9px; border-radius: 99px; border: 1px solid rgba(52,211,153,.4); background: rgba(52,211,153,.08); }
.ab-js .ab-kept li { opacity: 0; }
.ab-kept iconify-icon { color: #34d399; font-size: 14px; }

.ab-relay { position: relative; aspect-ratio: 520 / 420; width: 100%; max-width: 580px; justify-self: center; }
.ab-relay__svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.ab-relay__path { fill: none; stroke: rgba(255,255,255,.2); stroke-width: 2; stroke-dasharray: 6 8; }
.ab-node { position: absolute; left: var(--x); top: var(--y); transform: translate(-50%, -50%); display: grid; justify-items: center; gap: 6px; z-index: 2; }
.ab-node iconify-icon { width: 56px; height: 56px; border-radius: 18px; display: grid; place-items: center; font-size: 24px; color: #fff;
  background: linear-gradient(160deg, rgba(255,255,255,.1), rgba(255,255,255,.03)); border: 1px solid var(--in-line-2); backdrop-filter: blur(10px); box-shadow: 0 16px 30px -16px rgba(0,0,0,.8); }
.ab-node b { font-size: 12.5px; font-weight: 600; color: var(--in-ink-2); white-space: nowrap; }
.ab-loss { position: absolute; left: var(--x); top: var(--y); transform: translate(-50%, -50%); font-family: var(--in-mono); font-size: 11.5px; color: #fda4af; padding: 4px 9px; border-radius: 99px;
  border: 1px solid rgba(244,63,94,.35); background: rgba(244,63,94,.1); white-space: nowrap; opacity: 0; z-index: 3; }
.ab-packet { position: absolute; left: 0; top: 0; z-index: 4; display: flex; align-items: center; gap: 6px; padding: 7px 11px; border-radius: 12px; font-size: 12px; font-weight: 700; color: #0a0a0a;
  background: linear-gradient(135deg, #fff, #dbeafe); box-shadow: 0 10px 26px -8px rgba(96,165,250,.8); white-space: nowrap; opacity: 0; }
.ab-packet iconify-icon { font-size: 15px; color: #2563eb; }
.ab-one { position: absolute; left: 50%; top: 50%; width: 150px; height: 150px; margin: -75px 0 0 -75px; z-index: 5; opacity: 0; }
.ab-one img { position: absolute; inset: 0; width: 100%; height: 100%; border-radius: 50%; object-fit: cover; object-position: 30% 30%; border: 3px solid rgba(255,255,255,.9); box-shadow: 0 30px 60px -20px rgba(139,92,246,.8); }
.ab-one .ring { position: absolute; inset: -16px; border-radius: 50%; border: 1.5px solid rgba(167,139,250,.5); }
.ab-one .ring.r2 { inset: -36px; border-color: rgba(96,165,250,.25); }
.ab-one__tag { position: absolute; left: 50%; top: calc(100% + 48px); transform: translateX(-50%); text-align: center; white-space: nowrap; }
.ab-one__tag b { display: block; font-size: 17px; color: #fff; } .ab-one__tag em { font-style: normal; font-family: var(--in-mono); font-size: 11.5px; color: var(--in-muted); }
@media (max-width: 900px) {
  .ab-seat { min-height: 0; padding: 80px 0; }
  .ab-seat__in { grid-template-columns: minmax(0, 1fr); min-height: 0; gap: 30px; }
  .ab-node iconify-icon { width: 44px; height: 44px; font-size: 19px; border-radius: 14px; }
  .ab-node b { font-size: 11px; }
  .ab-one { width: 110px; height: 110px; margin: -55px 0 0 -55px; }
}

/* ================= FOUNDER ================= */
.ab-me__in { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 64px; align-items: center; }
.ab-portrait { position: relative; margin: 0; }
.ab-portrait__img { position: relative; border-radius: 30px; overflow: hidden; aspect-ratio: 4 / 5; border: 1px solid var(--in-line-2); box-shadow: 0 50px 90px -40px rgba(0,0,0,.9); }
.ab-portrait__img img { width: 100%; height: 118%; object-fit: cover; object-position: 28% 30%; display: block; }
.ab-portrait__img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(10,10,10,.55)); }
.ab-portrait figcaption { position: absolute; left: 18px; bottom: 18px; display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-radius: 16px; z-index: 2; }
.ab-portrait figcaption b { display: block; font-size: 14px; } .ab-portrait figcaption em { display: block; font-style: normal; font-size: 11.5px; color: rgba(235,235,245,.7); }
.ab-sticker { position: absolute; z-index: 3; font-family: var(--in-mono); font-size: 12.5px; font-weight: 500; padding: 8px 13px; border-radius: 12px; color: #fff; box-shadow: 0 16px 30px -12px rgba(0,0,0,.8); }
.ab-sticker.s1 { top: 30px; right: -22px; background: linear-gradient(135deg, #a259ff, #f24e1e); transform: rotate(6deg); }
.ab-sticker.s2 { top: 42%; left: -26px; background: #111318; border: 1px solid var(--in-line-2); color: #86efac; transform: rotate(-5deg); }
.ab-sticker.s3 { bottom: 90px; right: -18px; background: linear-gradient(135deg, #d97757, #b4532f); transform: rotate(-4deg); }
.ab-me__body { margin-top: 24px; }
.ab-me__body p { font-size: 17.5px; line-height: 1.7; color: var(--in-ink-2); margin: 0 0 16px; max-width: 60ch; }
.ab-sign { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 10px; }
.ab-sign a { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: 15px; color: var(--in-ink); text-decoration: none; padding: 10px 16px; border-radius: 99px; border: 1px solid var(--in-line-2); transition: border-color .2s, background .2s; }
.ab-sign a:hover { border-color: #0a66c2; background: rgba(10,102,194,.12); }
.ab-sign a iconify-icon { color: #0a66c2; font-size: 19px; }
.ab-sign a + a iconify-icon { color: #34d399; }
.ab-sign a + a:hover { border-color: #34d399; background: rgba(52,211,153,.1); }
@media (max-width: 900px) {
  .ab-me__in { grid-template-columns: minmax(0, 1fr); gap: 44px; }
  .ab-portrait { max-width: 420px; margin: 0 auto; width: calc(100% - 30px); }
  .ab-sticker.s1, .ab-sticker.s3 { right: -10px; } .ab-sticker.s2 { left: -12px; }
}

/* ================= PATH ================= */
.ab-path { position: relative; border-top: 1px solid var(--in-line); background: linear-gradient(180deg, rgba(255,255,255,.012), rgba(255,255,255,.03) 50%, rgba(255,255,255,.012)); }
.ab-path__pin { padding: 90px 0 70px; overflow: hidden; }
.ab-path__head { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; flex-wrap: wrap; margin-bottom: 40px; }
.ab-ticks { position: relative; display: flex; gap: 0; min-width: min(460px, 100%); justify-content: space-between; padding-bottom: 14px; }
.ab-ticks span { font-family: var(--in-mono); font-size: 11.5px; color: var(--in-muted); transition: color .3s; }
.ab-ticks span.on { color: var(--c); }
.ab-ticks__bar { position: absolute; left: 0; right: 0; bottom: 0; height: 3px; border-radius: 9px; background: rgba(255,255,255,.08); overflow: hidden; }
.ab-ticks__bar b { position: absolute; inset: 0; transform-origin: 0 50%; transform: scaleX(0); background: linear-gradient(90deg, #60a5fa, #f472b6, #a78bfa, #fb923c, #34d399, #22d3ee, #fdba74); }
.ab-track { display: flex; gap: 22px; padding: 0 max(20px, calc((100vw - 1180px) / 2)); width: max-content; }
.ab-ch { position: relative; flex: none; width: 400px; border-radius: 26px; padding: 18px 18px 22px; border: 1px solid var(--in-line);
  background: radial-gradient(90% 60% at 50% 0%, color-mix(in srgb, var(--c) 14%, transparent), transparent 70%), var(--in-bg-2); }
.ab-ch::before { content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px; pointer-events: none;
  background: linear-gradient(160deg, color-mix(in srgb, var(--c) 70%, transparent), transparent 45%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; }
.ab-ch.now { background: radial-gradient(90% 70% at 50% 0%, rgba(167,139,250,.2), transparent 70%), radial-gradient(60% 50% at 100% 100%, rgba(253,186,116,.14), transparent 70%), var(--in-bg-2); }
.ab-ch__meta { display: flex; align-items: center; gap: 10px; margin: 18px 0 10px; }
.ab-ch .yr { font-family: var(--in-mono); font-size: 12px; font-weight: 500; color: var(--c); border: 1px solid color-mix(in srgb, var(--c) 45%, transparent); background: color-mix(in srgb, var(--c) 10%, transparent); padding: 3px 10px; border-radius: 99px; }
.ab-ch .pl { font-size: 12.5px; color: var(--in-muted); }
.ab-ch h3 { font-size: 22px; line-height: 1.2; letter-spacing: -.02em; font-weight: 700; color: var(--in-ink); margin: 0 0 6px; }
.ab-ch .org { font-size: 13.5px; color: var(--in-ink-2); font-weight: 500; margin: 0 0 10px; }
.ab-ch p { font-size: 14.5px; line-height: 1.6; color: var(--in-muted); margin: 0; }
.ab-ch__tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.ab-ch__tags span { font-size: 11.5px; color: var(--in-ink-2); padding: 4px 9px; border-radius: 99px; background: rgba(255,255,255,.05); border: 1px solid var(--in-line); }

/* chapter illustrations */
.ab-ill { position: relative; height: 170px; border-radius: 18px; overflow: hidden; background: #0c0e12; border: 1px solid rgba(255,255,255,.07); display: grid; place-items: center; }
.ill-school svg { width: 92%; height: auto; }
.ill-school .ill-paper { fill: #f8fafc; }
.ill-school .dr { stroke: #334155; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; fill: none; }
.ill-school .dr.acc { stroke: #2563eb; fill: rgba(37,99,235,.12); }
.ill-pencil { position: absolute; left: 0; top: 0; font-size: 22px; color: #fdba74; filter: drop-shadow(0 3px 4px rgba(0,0,0,.5)); }
.ill-social { perspective: 700px; }
.ill-social .post { position: absolute; width: 110px; height: 128px; border-radius: 14px; padding: 12px; display: flex; flex-direction: column; justify-content: flex-end; color: #fff; box-shadow: 0 18px 30px -14px rgba(0,0,0,.9); }
.ill-social .post b { font-size: 30px; font-weight: 900; letter-spacing: -.04em; line-height: 1; font-style: italic; }
.ill-social .post em { font-style: normal; font-size: 10px; opacity: .85; margin-top: 4px; }
.ill-social .p1 { background: linear-gradient(150deg, #7c3aed, #1e1b4b); transform: translateX(-88px) rotate(-8deg); }
.ill-social .p2 { background: linear-gradient(150deg, #0ea5e9, #0c4a6e); transform: translateX(88px) rotate(8deg); }
.ill-social .p3 { background: linear-gradient(150deg, #f43f5e, #7c2d12); z-index: 2; }
.ill-social .likes { position: absolute; top: 10px; right: 10px; display: flex; align-items: center; gap: 3px; font-size: 10px; font-weight: 700; background: rgba(0,0,0,.35); padding: 3px 7px; border-radius: 99px; }
.ill-social .likes i { font-style: normal; font-variant-numeric: tabular-nums; }
.ill-social .likes iconify-icon { color: #fb7185; }
.ill-web3 { grid-template-columns: 1fr 1fr; gap: 14px; padding: 0 18px; place-items: center stretch; }
.ill-web3 .wallet { border-radius: 14px; padding: 12px; color: #fff; background: linear-gradient(145deg, #9945ff, #14f195 140%); box-shadow: 0 14px 30px -14px #9945ff; }
.ill-web3 .wallet span { font-size: 10px; opacity: .8; } .ill-web3 .wallet b { display: block; font-size: 20px; letter-spacing: -.02em; margin: 2px 0; } .ill-web3 .wallet em { font-style: normal; font-size: 10px; opacity: .8; }
.ill-web3 .wbtn { margin-top: 10px; font-size: 11px; font-weight: 700; text-align: center; padding: 6px; border-radius: 8px; background: rgba(0,0,0,.3); }
.ill-web3 .nfts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.ill-web3 .nfts i { aspect-ratio: 1; border-radius: 9px; background: radial-gradient(60% 60% at 35% 30%, hsl(var(--h) 90% 70%), hsl(var(--h) 70% 35%)); }
.ill-ai { padding: 16px; align-content: center; gap: 10px; justify-items: stretch; }
.ill-ai .prompt { display: flex; align-items: center; gap: 8px; padding: 10px 12px; border-radius: 12px; background: #1a1d24; border: 1px solid rgba(251,146,60,.35); font-size: 12px; color: #f1f5f9; white-space: nowrap; overflow: hidden; }
.ill-ai .prompt iconify-icon { color: #fb923c; flex: none; }
.ill-ai .caret { width: 1.5px; height: 14px; background: #fb923c; animation: ab-blink 1s steps(1) infinite; }
@keyframes ab-blink { 50% { opacity: 0; } }
.ill-ai .outs { display: grid; gap: 6px; }
.ill-ai .outs i { height: 7px; border-radius: 9px; background: linear-gradient(90deg, rgba(255,255,255,.14), rgba(255,255,255,.05)); transform-origin: 0 50%; }
.ill-ai .outs i.short { width: 60%; }
.ill-ai .modes { display: flex; gap: 6px; }
.ill-ai .modes span { font-size: 10.5px; padding: 4px 9px; border-radius: 99px; border: 1px solid var(--in-line-2); color: var(--in-muted); }
.ill-ai .modes span.on { background: #fb923c; border-color: #fb923c; color: #1a0e02; font-weight: 700; }
.ill-bank .mph { width: 150px; height: 200px; margin-top: 44px; border-radius: 22px 22px 0 0; background: #fff; overflow: hidden; border: 5px solid #0c0d0f; border-bottom: 0; }
.ill-bank .mph-top { background: #008a00; color: #fff; padding: 12px 10px 10px; }
.ill-bank .mph-top em { font-style: normal; font-size: 9px; opacity: .85; } .ill-bank .mph-top b { display: block; font-size: 16px; letter-spacing: -.02em; }
.ill-bank .chips { display: flex; gap: 4px; margin-top: 6px; } .ill-bank .chips span { font-size: 7.5px; font-weight: 700; background: #fff; color: #008a00; padding: 3px 6px; border-radius: 99px; }
.ill-bank .mph-list { padding: 4px 8px; }
.ill-bank .tx { display: grid; grid-template-columns: 14px 1fr auto; gap: 6px; align-items: center; padding: 5px 0; border-bottom: 1px solid #eef2f7; font-size: 8.5px; color: #0f172a; }
.ill-bank .tx span { width: 14px; height: 14px; border-radius: 50%; background: #e2e8f0; }
.ill-bank .tx em { font-style: normal; font-weight: 700; } .ill-bank .tx em.in { color: #008a00; }
.ill-bank .a11y { position: absolute; right: 12px; top: 12px; display: flex; align-items: center; gap: 5px; font-family: var(--in-mono); font-size: 10.5px; color: #34d399; padding: 4px 9px; border-radius: 99px; background: rgba(52,211,153,.1); border: 1px solid rgba(52,211,153,.35); }
.ill-term { place-items: stretch; background: #07080a; }
.ill-term .tbar { display: flex; align-items: center; gap: 5px; height: 26px; padding: 0 10px; border-bottom: 1px solid rgba(255,255,255,.06); }
.ill-term .tbar i { width: 8px; height: 8px; border-radius: 50%; background: #ff5f57; } .ill-term .tbar i:nth-child(2) { background: #febc2e; } .ill-term .tbar i:nth-child(3) { background: #28c840; }
.ill-term .tbar span { font-family: var(--in-mono); font-size: 10px; color: var(--in-muted); margin-left: 8px; }
.ill-term .tbody { padding: 10px 12px; font-family: var(--in-mono); font-size: 11px; line-height: 1.65; }
.ill-term .tl.p { color: #e2e8f0; } .ill-term .tl.o { color: #64748b; } .ill-term .tl.g { color: #34d399; }
.ill-loop { background: radial-gradient(60% 70% at 50% 40%, rgba(167,139,250,.18), transparent 70%), #0c0e12; align-content: center; gap: 4px; }
.ill-loop svg { width: 190px; height: auto; }
.ill-loop .words { display: flex; gap: 10px; font-size: 12.5px; font-weight: 700; color: #fff; }
.ill-loop .words span:nth-child(2) { color: #c4b5fd; } .ill-loop .words span:nth-child(3) { color: #fdba74; }

@media (min-width: 901px) and (max-height: 820px) {
  .ab-path__pin { padding: 60px 0 40px; }
  .ab-path__head { margin-bottom: 24px; }
  .ab-ill { height: 130px; }
  .ab-ch p { font-size: 14px; }
}
@media (max-width: 900px) {
  .ab-path__pin { padding: 80px 0 40px; }
  .ab-track { flex-direction: column; width: auto; padding: 0 20px; gap: 18px; }
  .ab-ch { width: auto; max-width: 560px; margin: 0 auto; }
  .ab-ticks { display: none; }
}

/* ================= CRAFTS ================= */
.ab-crafts { display: grid; grid-template-columns: minmax(0, 1fr) 90px minmax(0, 1fr); align-items: stretch; max-width: 1080px; margin: 0 auto; }
.ab-cf { position: relative; border-radius: 26px; padding: 22px 24px 26px; border: 1px solid var(--in-line); background: var(--in-bg-2); overflow: hidden; }
.ab-cf--d { background: radial-gradient(80% 60% at 30% 0%, rgba(167,139,250,.14), transparent 70%), var(--in-bg-2); }
.ab-cf--e { background: radial-gradient(80% 60% at 70% 0%, rgba(96,165,250,.14), transparent 70%), var(--in-bg-2); }
.ab-cf__vis { height: 190px; border-radius: 18px; background: #0c0e12; border: 1px solid rgba(255,255,255,.07); padding: 16px; display: grid; gap: 12px; align-content: center; }
.ab-sws { display: flex; gap: 8px; }
.ab-sws i { flex: 1; height: 38px; border-radius: 10px; background: var(--s); box-shadow: inset 0 0 0 1px rgba(255,255,255,.1); }
.ab-type { display: flex; align-items: center; gap: 12px; }
.ab-type .big { font-size: 34px; font-weight: 800; letter-spacing: -.04em; color: #fff; line-height: 1; }
.ab-type .ser { font-family: var(--in-serif); font-style: italic; font-size: 36px; color: #c4b5fd; line-height: 1; }
.ab-type b { display: block; font-size: 12px; color: var(--in-ink); } .ab-type em { display: block; font-style: normal; font-family: var(--in-mono); font-size: 10.5px; color: var(--in-muted); }
.ab-comps { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.ab-comps .btn { font-size: 11px; font-weight: 700; padding: 6px 12px; border-radius: 8px; background: #2563eb; color: #fff; }
.ab-comps .chip { font-size: 11px; padding: 5px 10px; border-radius: 99px; border: 1px solid var(--in-line-2); color: var(--in-ink-2); }
.ab-comps .tog { width: 32px; height: 18px; border-radius: 99px; background: #34d399; position: relative; } .ab-comps .tog i { position: absolute; right: 2px; top: 2px; width: 14px; height: 14px; border-radius: 50%; background: #fff; }
.ab-comps .inp { font-size: 11px; color: var(--in-muted); padding: 5px 10px; border-radius: 8px; border: 1px solid var(--in-line-2); min-width: 70px; }
.ab-cf__code { font-family: var(--in-mono); font-size: 12.5px; line-height: 1.8; color: #cbd5e1; gap: 0; }
.ab-cf__code .k { color: #c084fc; } .ab-cf__code .t { color: #86efac; }
.ab-cf__code .tk { border-radius: 5px; padding: 0 4px; margin: 0 -4px; }
.ab-cf h3 { display: flex; align-items: center; gap: 10px; font-size: 21px; letter-spacing: -.02em; font-weight: 700; color: var(--in-ink); margin: 22px 0 12px; }
.ab-cf h3 iconify-icon { font-size: 22px; color: var(--ab-b); } .ab-cf--e h3 iconify-icon { color: var(--ab-a); }
.ab-cf ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 9px; }
.ab-cf li { position: relative; padding-left: 20px; font-size: 15px; line-height: 1.5; color: var(--in-ink-2); }
.ab-cf li::before { content: ""; position: absolute; left: 2px; top: .55em; width: 7px; height: 7px; border-radius: 2px; background: linear-gradient(135deg, var(--ab-a), var(--ab-b)); }
.ab-bridge { position: relative; display: grid; place-items: center; }
.ab-bridge i { position: absolute; left: -2px; right: -2px; top: 115px; height: 2px; background: linear-gradient(90deg, rgba(167,139,250,.6), rgba(96,165,250,.6)); overflow: visible; }
.ab-bridge i::after { content: ""; position: absolute; top: -4px; left: var(--p, 0%); width: 10px; height: 10px; border-radius: 50%; background: #fff; box-shadow: 0 0 14px 3px var(--pc, #a78bfa); transform: translateX(-50%); }
.ab-bridge span { position: absolute; top: 128px; font-family: var(--in-mono); font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--in-muted); white-space: nowrap; }
@media (max-width: 860px) {
  .ab-crafts { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .ab-bridge { height: 60px; }
  .ab-bridge i { left: 50%; right: auto; top: 0; bottom: 0; width: 2px; height: auto; background: linear-gradient(180deg, rgba(167,139,250,.6), rgba(96,165,250,.6)); }
  .ab-bridge i::after { left: -4px; top: var(--p, 0%); transform: translateY(-50%); }
  .ab-bridge span { top: auto; left: calc(50% + 14px); }
}

/* tool marquee */
.ab-mq { margin-top: 56px; display: grid; gap: 12px; mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); }
.ab-mq__row { display: flex; width: max-content; animation: ab-mq 38s linear infinite; }
.ab-mq__row.rev { animation-direction: reverse; animation-duration: 44s; }
.ab-mq:hover .ab-mq__row { animation-play-state: paused; }
.ab-mq__set { display: flex; gap: 12px; padding-right: 12px; }
.ab-tool { display: inline-flex; align-items: center; gap: 9px; padding: 10px 16px 10px 12px; border-radius: 14px; border: 1px solid var(--in-line); background: rgba(255,255,255,.03); font-size: 14.5px; font-weight: 600; color: var(--in-ink-2); white-space: nowrap; }
.ab-tool iconify-icon { font-size: 20px; }
.ab-tool iconify-icon[icon="simple-icons:n8n"] { color: #ea4b71; }
.ab-tool iconify-icon[icon^="simple-icons"], .ab-tool iconify-icon[icon="logos:nextjs-icon"], .ab-tool iconify-icon[icon="logos:vercel-icon"] { color: #fff; }
@keyframes ab-mq { to { transform: translateX(-50%); } }

/* ================= WORK RAIL ================= */
.ab-work__head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-bottom: 34px; }
.ab-rail { display: flex; gap: 18px; overflow-x: auto; scroll-snap-type: x mandatory; padding: 6px max(20px, calc((100vw - 1180px) / 2)) 26px; scroll-padding-inline: max(20px, calc((100vw - 1180px) / 2)); scrollbar-width: none; cursor: grab; }
.ab-rail::-webkit-scrollbar { display: none; }
.ab-rail.drag { cursor: grabbing; scroll-snap-type: none; }
.ab-rail.drag a { pointer-events: none; }
.ab-wk { flex: none; width: 340px; scroll-snap-align: start; text-decoration: none; border-radius: 24px; overflow: hidden; border: 1px solid var(--in-line); background: var(--in-bg-2); transition: transform .35s cubic-bezier(.2,.8,.2,1), border-color .3s; }
.ab-wk:hover { transform: translateY(-6px); border-color: color-mix(in srgb, var(--t) 55%, transparent); }
.ab-wk__m { position: relative; aspect-ratio: 16 / 11; overflow: hidden; background: radial-gradient(80% 80% at 50% 30%, color-mix(in srgb, var(--t) 22%, transparent), #0c0e12); }
.ab-wk__m img, .ab-wk__m video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .6s cubic-bezier(.2,.8,.2,1), opacity .4s; }
.ab-wk__m video { opacity: 0; }
.ab-wk.play .ab-wk__m video { opacity: 1; }
.ab-wk:hover .ab-wk__m img, .ab-wk:hover .ab-wk__m video { transform: scale(1.04); }
.ab-wk__b { padding: 16px 18px 20px; }
.ab-wk__b span { font-family: var(--in-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--t); }
.ab-wk__b b { display: block; font-size: 19px; letter-spacing: -.02em; color: var(--in-ink); margin: 6px 0 4px; }
.ab-wk__b p { font-size: 14px; line-height: 1.5; color: var(--in-muted); margin: 0; }
@media (max-width: 560px) { .ab-wk { width: 82vw; } }

/* ================= PRINCIPLES ================= */
.ab-prs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; perspective: 1000px; }
.ab-pr { position: relative; border-radius: 24px; padding: 22px 20px 24px; border: 1px solid var(--in-line); overflow: hidden; transform-style: preserve-3d;
  background: radial-gradient(90% 60% at 20% 0%, color-mix(in srgb, var(--c) 16%, transparent), transparent 70%), var(--in-bg-2); }
.ab-pr .n { position: absolute; right: 16px; top: 8px; font-family: var(--in-serif); font-style: italic; font-size: 64px; line-height: 1; color: color-mix(in srgb, var(--c) 30%, transparent); }
.ab-pr .ic { width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center; font-size: 22px; color: #0a0a0a; background: var(--c); box-shadow: 0 12px 26px -10px var(--c); margin-bottom: 20px; }
.ab-pr b { display: block; font-size: 18px; letter-spacing: -.015em; color: var(--in-ink); }
.ab-pr p { font-size: 14.5px; line-height: 1.55; color: var(--in-muted); margin: 8px 0 0; }
@media (max-width: 1000px) { .ab-prs { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .ab-prs { grid-template-columns: minmax(0, 1fr); } }

/* ================= CITIES ================= */
.ab-geo__card { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 30px; align-items: center; border-radius: 30px; padding: 40px; border: 1px solid var(--in-line);
  background: radial-gradient(60% 80% at 100% 50%, rgba(96,165,250,.1), transparent 70%), var(--in-bg-2); overflow: hidden; }
.ab-geo__copy p { font-size: 17px; line-height: 1.6; color: var(--in-ink-2); margin: 16px 0 0; max-width: 44ch; }
.ab-geo__clocks { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 24px; }
.ab-geo__clocks > div { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-radius: 16px; border: 1px solid var(--in-line-2); background: rgba(255,255,255,.03); }
.ab-geo__clocks b { font-family: var(--in-mono); font-size: 18px; color: var(--in-ink); font-variant-numeric: tabular-nums; }
.ab-geo__clocks em { font-style: normal; font-size: 12px; color: var(--in-muted); }
.ab-geo__clocks .ab-dot.off { background: #f59e0b; animation: none; }
.ab-globe svg { width: 100%; height: auto; overflow: visible; }
.ab-globe text { font-family: var(--in-mono); font-size: 13px; fill: var(--in-ink-2); }
.ab-pin .pulse { transform-origin: center; transform-box: fill-box; animation: ab-ping 2.4s ease-out infinite; }
@keyframes ab-ping { 0% { transform: scale(.4); opacity: 1; } 100% { transform: scale(1.8); opacity: 0; } }
@media (max-width: 860px) { .ab-geo__card { grid-template-columns: minmax(0, 1fr); padding: 28px 22px; } }

/* ================= CTA ================= */
.ab-end__card { position: relative; text-align: center; border-radius: 34px; padding: 70px 24px 60px; border: 1px solid var(--in-line-2); overflow: hidden; background: var(--in-bg-2); }
.ab-end__glow { position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(50% 70% at 50% 0%, rgba(139,92,246,.3), transparent 70%), radial-gradient(40% 50% at 10% 100%, rgba(96,165,250,.18), transparent 70%), radial-gradient(40% 50% at 90% 100%, rgba(253,186,116,.16), transparent 70%); }
.ab-end__av { position: relative; display: block; margin: 0 auto; width: 76px; height: 76px; border-radius: 50%; object-fit: cover; object-position: 30% 30%; border: 3px solid rgba(255,255,255,.85); box-shadow: 0 16px 40px -12px rgba(139,92,246,.8); }
.ab-end h2 { position: relative; font-size: clamp(40px, 6vw, 76px); line-height: 1.02; letter-spacing: -.05em; font-weight: 700; margin: 20px 0 14px; color: var(--in-ink); }
.ab-end p { position: relative; font-size: 18px; line-height: 1.55; color: var(--in-ink-2); max-width: 52ch; margin: 0 auto 28px; }
.ab-end .svc-ctas { position: relative; justify-content: center; }
.ab-end__links { position: relative; display: flex; justify-content: center; gap: 10px; margin-top: 26px; font-size: 14px; color: var(--in-muted); }
.ab-end__links a { color: var(--in-ink-2); text-decoration: none; } .ab-end__links a:hover { color: #fff; }

@media (prefers-reduced-motion: reduce) {
  .ab-mq__row { animation: none; }
  .ab-dot, .ab-pin .pulse, .ill-ai .caret { animation: none; }
}