:root {
  --about-cyan: #00c8d7;
  --about-yellow: #f4d600;
}

html { scroll-behavior: smooth; }
body.about-page {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, "Noto Sans SC", "Noto Sans JP", "Noto Sans KR", system-ui, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
  --page-progress: 0;
}
.about-page a, .about-page button { font-family: inherit; }
.about-page main { overflow: visible; }
#project, #author, #support, #domestic, #crypto { scroll-margin-top: 76px; }

.chapter-rail {
  position: fixed;
  z-index: 80;
  top: 50%;
  right: 18px;
  display: grid;
  gap: 5px;
  width: 148px;
  padding-left: 9px;
  transform: translateY(-50%);
}
.chapter-progress { position: absolute; inset: 0 auto 0 0; width: 3px; background: rgba(5,5,5,.2); }
.chapter-progress i { display: block; width: 100%; height: calc(var(--page-progress) * 100%); background: var(--accent); transition: height .12s linear; }
.chapter-rail a {
  display: grid;
  grid-template-columns: 27px 1fr;
  align-items: center;
  min-height: 35px;
  padding: 5px 8px;
  color: var(--text);
  background: rgba(255,255,255,.92);
  border: 2px solid var(--border);
  box-shadow: 3px 3px 0 var(--border);
  font-size: 10px;
  font-weight: 900;
  text-decoration: none;
  transform: translateX(101px);
  transition: transform .18s ease, background .12s, color .12s;
}
.chapter-rail a b { font-size: 10px; }
.chapter-rail a:hover, .chapter-rail a:focus-visible, .chapter-rail a.active { transform: translateX(0); outline: none; }
.chapter-rail a.active { background: #111; color: #fff; }
.chapter-rail .chapter-support { background: var(--accent); color: #111; }
.chapter-rail .chapter-support.active { background: var(--accent); color: #111; }
.support-shortcut { display: none; }

.about-hero {
  position: relative;
  min-height: min(720px, calc(100vh - 61px));
  display: flex;
  align-items: flex-end;
  padding: clamp(52px, 8vw, 110px) clamp(20px, 5vw, 72px);
  isolation: isolate;
  color: var(--inverse);
  background: #080808;
  border-bottom: 3px solid var(--border);
  overflow: hidden;
}
.about-hero::before {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(255,255,255,.26);
  pointer-events: none;
  z-index: 1;
}
.card-flow { position: absolute; inset: 0; overflow: hidden; z-index: 0; opacity: .7; perspective: 950px; transform: translate3d(var(--flow-x, 0), var(--flow-y, 0), 0) scale(1.055); transition: transform .18s ease-out; }
.flow-intro-active .about-hero, .flow-intro-active .card-flow { overflow: visible; }
.flow-card-enter { pointer-events: none; animation: trackCardEnter var(--entry-duration) var(--entry-delay) cubic-bezier(.16,.82,.22,1) backwards; }
.card-flow::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.42);
  pointer-events: none;
}
.flow-lane {
  position: absolute;
  left: -30vw;
  width: 160vw;
  height: 250px;
  transform-origin: center;
  transform-style: preserve-3d;
  will-change: transform;
}
.flow-lane-one { top: 0; z-index: 1; animation: laneDriftOne 11s ease-in-out infinite alternate; }
.flow-lane-two { top: 57%; z-index: 3; animation: laneDriftTwo 14s ease-in-out infinite alternate; }
.flow-lane-three { top: 29%; z-index: 2; animation: laneDriftThree 9s ease-in-out infinite alternate; }
.flow-track {
  display: flex;
  align-items: center;
  gap: 18px;
  width: max-content;
  padding-right: 18px;
  transform-style: preserve-3d;
  will-change: transform;
  animation: cardFlowForward 68s linear infinite;
}
.flow-lane-two .flow-track { animation-name: cardFlowBackward; animation-duration: 54s; }
.flow-lane-three .flow-track { animation-name: cardFlowForward; animation-duration: 43s; }
.flow-track > img {
  width: 138px;
  height: 167px;
  object-fit: cover;
  border: 3px solid #fff;
  background: #111;
  box-shadow: 7px 7px 0 #000;
  filter: saturate(.88) contrast(1.04);
  backface-visibility: hidden;
}
.flow-track > img { flex: 0 0 auto; }
.flow-lane-one .flow-track > img { transform: rotate(10deg); }
.flow-lane-two .flow-track > img { transform: rotate(7deg); }
.flow-lane-three .flow-track > img { transform: rotate(-6deg); }
.flow-card {
  position: relative;
  display: grid;
  place-items: center;
  flex: 0 0 164px;
  height: 220px;
  opacity: var(--card-opacity);
  transform: translate3d(0, var(--card-y), var(--card-z)) rotate(var(--card-tilt)) scale(var(--card-scale));
  transform-style: preserve-3d;
  padding: 0;
  color: inherit;
  background: transparent;
  border: 0;
  border-radius: 0;
  cursor: pointer;
  transition: opacity .18s, transform .22s cubic-bezier(.16,1,.3,1);
  will-change: transform, opacity;
}
.flow-card::after {
  content: "";
  position: absolute;
  inset: 18px 8px;
  border: 2px solid var(--accent);
  opacity: 0;
  transform: rotate(var(--card-counter)) scale(1.18);
  transition: opacity .15s, transform .2s;
  pointer-events: none;
}
.flow-card-inner { position: relative; display: block; width: 138px; height: 167px; transform: rotate(var(--card-counter)) rotateY(0); transform-style: preserve-3d; will-change: transform; transition: transform .7s cubic-bezier(.22,1,.36,1); }
.flow-card-face { position: absolute; inset: 0; display: block; width: 100%; height: 100%; object-fit: cover; border: 3px solid #fff; background: #111; box-shadow: 7px 7px 0 #000; filter: saturate(.88) contrast(1.04); backface-visibility: hidden; -webkit-backface-visibility: hidden; transition: border-color .15s, box-shadow .2s, filter .2s; }
.flow-card-front { transform: rotateY(0) translateZ(1px); }
.flow-card-back { transform: rotateY(180deg) translateZ(1px); }
.flow-card-float .flow-card-inner { animation: cardFloat var(--float-duration) var(--float-delay) ease-in-out infinite alternate; }
.flow-card-burst .flow-card-inner { animation: cardFlyby var(--burst-duration) var(--float-delay) cubic-bezier(.45,0,.55,1) infinite; }
.flow-card[data-depth="far"] .flow-card-face { filter: saturate(.58) contrast(.94) brightness(.72); box-shadow: 3px 3px 0 #000; }
.flow-card[data-depth="near"] .flow-card-face { filter: saturate(1.08) contrast(1.08); box-shadow: 10px 10px 0 #000; }
.flow-card:hover, .flow-card:focus-visible { z-index: 20; opacity: 1; transform: translate3d(0, var(--card-y), 270px) rotate(var(--card-tilt)) scale(1.2); outline: none; }
.flow-card:hover::after, .flow-card:focus-visible::after { opacity: 1; transform: rotate(var(--card-counter)) scale(1.04); }
.flow-card:hover .flow-card-inner, .flow-card:focus-visible .flow-card-inner { animation: cardInspectFlip 2.8s cubic-bezier(.45,0,.55,1) infinite; }
.flow-card:hover .flow-card-face, .flow-card:focus-visible .flow-card-face { border-color: var(--accent); filter: saturate(1.12) contrast(1.08) brightness(1.05); box-shadow: 12px 12px 0 #000; }
.card-inspect-clone {
  position: fixed;
  z-index: 230;
  left: var(--inspect-left);
  top: var(--inspect-top);
  width: var(--inspect-width);
  height: var(--inspect-height);
  margin: 0;
  opacity: 1;
  transform: none;
  animation: inspectCloneIn .28s cubic-bezier(.16,1,.3,1) both;
  pointer-events: auto;
}
.card-inspect-clone .flow-card-inner { width: 100%; height: 100%; animation: cardInspectFlip 2.8s cubic-bezier(.45,0,.55,1) infinite; }
.card-inspect-clone::after { inset: -7px; opacity: 1; transform: none; }
.card-inspect-clone .flow-card-face { border-color: var(--accent); filter: saturate(1.12) contrast(1.08) brightness(1.05); box-shadow: 12px 12px 0 #000; }
@keyframes inspectCloneIn { from { opacity: .25; transform: scale(.9); } to { opacity: 1; transform: scale(1); } }
@keyframes trackCardEnter {
  0% { opacity: 0; transform: translate3d(var(--entry-x),var(--entry-y),var(--entry-z)) rotateX(var(--entry-rx)) rotateY(var(--entry-ry)) rotateZ(var(--entry-rz)) scale(var(--entry-scale)); }
  52% { opacity: 1; transform: translate3d(var(--swing-x),calc(var(--card-y) + var(--swing-y)),var(--overshoot-z)) rotateX(-10deg) rotateY(14deg) rotateZ(var(--card-tilt)) scale(1.18); }
  76% { transform: translate3d(var(--return-x),calc(var(--card-y) + var(--return-y)),var(--settle-z)) rotateX(4deg) rotateY(-6deg) rotateZ(var(--card-tilt)) scale(.94); }
  100% { opacity: var(--card-opacity); transform: translate3d(0,var(--card-y),var(--card-z)) rotateX(0) rotateY(0) rotateZ(var(--card-tilt)) scale(var(--card-scale)); }
}
@keyframes laneDriftOne {
  0% { transform: translate3d(-2vw,-24px,-80px) rotate(-12deg) scale(.96); }
  52% { transform: translate3d(2vw,30px,20px) rotate(-7deg) scale(1.035); }
  100% { transform: translate3d(-1vw,-8px,-30px) rotate(-10deg) scale(.99); }
}
@keyframes laneDriftTwo {
  0% { transform: translate3d(3vw,28px,70px) rotate(-5deg) scale(1.04); }
  48% { transform: translate3d(-2vw,-34px,-50px) rotate(-11deg) scale(.96); }
  100% { transform: translate3d(1vw,12px,40px) rotate(-7deg) scale(1.015); }
}
@keyframes laneDriftThree {
  0% { transform: translate3d(-3vw,-16px,-120px) rotate(8deg) scale(.92); }
  55% { transform: translate3d(2vw,38px,50px) rotate(3deg) scale(1.06); }
  100% { transform: translate3d(0,-6px,-40px) rotate(6deg) scale(.98); }
}
@keyframes cardFloat {
  from { transform: rotate(var(--card-counter)) rotateY(0) translateY(-7px) scale(.97); }
  to { transform: rotate(var(--card-counter)) rotateY(0) translateY(8px) scale(1.035); }
}
@keyframes cardFlyby {
  0%,34%,100% { opacity: 1; transform: rotate(var(--card-counter)) rotateY(0) translateY(0) scale(1); }
  43% { opacity: .95; transform: rotate(var(--card-counter)) rotateY(150deg) translateY(-18px) scale(1.32); }
  51% { opacity: .3; transform: rotate(var(--card-counter)) rotateY(230deg) translateY(12px) scale(.72); }
  60% { opacity: 1; transform: rotate(var(--card-counter)) rotateY(360deg) translateY(0) scale(1); }
}
@keyframes cardInspectFlip {
  0%,12% { transform: rotate(var(--card-counter)) rotateY(0) translateZ(0) scale(1.035); }
  50% { transform: rotate(var(--card-counter)) rotateY(180deg) translateZ(16px) scale(1.055); }
  88%,100% { transform: rotate(var(--card-counter)) rotateY(360deg) translateZ(0) scale(1.035); }
}
@keyframes cardFlowForward { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@keyframes cardFlowBackward { from { transform: translateX(-50%); } to { transform: translateX(0); } }

.hero-copy { position: relative; z-index: 2; width: min(780px, 100%); animation: heroCopyIn .8s cubic-bezier(.2,.8,.2,1) both; }
.eyebrow, .section-kicker {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0;
  text-transform: uppercase;
}
.hero-copy h1 {
  margin: 0;
  max-width: 760px;
  color: #fff;
  font-size: clamp(48px, 8vw, 104px);
  line-height: .95;
  font-weight: 950;
  letter-spacing: 0;
  text-wrap: balance;
  text-shadow: 7px 7px 0 #000;
  animation: heroTitleIn .9s .08s cubic-bezier(.16,1,.3,1) both;
}
.hero-lead {
  width: min(620px, 100%);
  margin: 28px 0 0;
  padding: 10px 14px;
  color: #111;
  background: #fff;
  border: 3px solid #000;
  box-shadow: 6px 6px 0 var(--accent);
  font-size: clamp(16px, 2vw, 21px);
  font-weight: 850;
  animation: heroLeadIn .65s .34s cubic-bezier(.16,1,.3,1) both;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; animation: heroLeadIn .65s .46s cubic-bezier(.16,1,.3,1) both; }
.about-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 18px;
  border: 3px solid #fff;
  color: #fff;
  background: #080808;
  box-shadow: 5px 5px 0 #fff;
  font-weight: 950;
  text-decoration: none;
  transition: transform .12s, box-shadow .12s, background .12s, color .12s;
}
.about-action.primary { color: #080808; background: var(--accent); border-color: #080808; box-shadow: 5px 5px 0 #fff; }
.about-action:hover, .about-action:focus-visible { transform: translate(-2px,-2px); box-shadow: 8px 8px 0 var(--accent); outline: none; }
.hero-status {
  position: absolute;
  z-index: 2;
  top: 34px;
  right: 34px;
  color: var(--accent);
  font: 900 11px/1 system-ui, sans-serif;
}
.hero-status::before { content: ""; display: inline-block; width: 7px; height: 7px; margin-right: 7px; background: var(--accent); animation: statusPulse 1.4s steps(2,end) infinite; }
.hero-scan {
  position: absolute;
  z-index: 1;
  top: -30%;
  left: 0;
  width: 5px;
  height: 160%;
  background: var(--accent);
  opacity: .7;
  box-shadow: 12px 0 0 rgba(168,201,0,.16), 30px 0 0 rgba(255,255,255,.08);
  transform: rotate(9deg) translateX(-10vw);
  animation: heroScan 7s ease-in-out infinite;
  pointer-events: none;
}
.hero-ticker {
  position: absolute;
  z-index: 3;
  left: 0;
  right: 0;
  bottom: 0;
  overflow: hidden;
  height: 30px;
  color: #111;
  background: var(--accent);
  border-top: 3px solid #000;
  font-size: 11px;
  line-height: 27px;
  font-weight: 950;
  white-space: nowrap;
}
.hero-ticker div { width: max-content; animation: tickerMove 24s linear infinite; }
.scroll-cue {
  position: absolute;
  z-index: 4;
  right: 38px;
  bottom: 50px;
  display: grid;
  justify-items: center;
  gap: 7px;
  color: #fff;
  font-size: 9px;
  font-weight: 900;
  text-decoration: none;
  text-transform: uppercase;
}
.scroll-cue i { display: block; width: 2px; height: 34px; background: #fff; transform-origin: top; animation: scrollCue 1.5s ease-in-out infinite; }
@keyframes heroCopyIn { from { opacity: 0; transform: translateY(24px); } }
@keyframes heroTitleIn { from { opacity: 0; clip-path: inset(0 100% 0 0); transform: translateX(-24px); } to { opacity: 1; clip-path: inset(0); transform: none; } }
@keyframes heroLeadIn { from { opacity: 0; transform: translateY(18px); } }
@keyframes heroScan { 0%,12% { left: -12%; } 70%,100% { left: 112%; } }
@keyframes statusPulse { 50% { opacity: .25; } }
@keyframes tickerMove { to { transform: translateX(-50%); } }
@keyframes scrollCue { 0%,100% { transform: scaleY(.25); opacity: .35; } 50% { transform: scaleY(1); opacity: 1; } }

.about-section {
  display: grid;
  grid-template-columns: 72px minmax(220px, .7fr) minmax(320px, 1.3fr);
  gap: clamp(22px, 4vw, 64px);
  width: min(1240px, calc(100% - 40px));
  margin: 0 auto;
  padding: clamp(62px, 7vw, 96px) 0;
  border-bottom: 3px solid var(--border);
}
.section-index {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  width: 56px;
  height: 56px;
  padding-top: 11px;
  border: 3px solid var(--border);
  background: var(--accent);
  box-shadow: 5px 5px 0 var(--border);
  font-size: 18px;
  font-weight: 950;
}
.section-heading h2, .support-intro h2, .payment-heading h2 {
  margin: 0;
  font-size: clamp(34px, 5vw, 68px);
  line-height: 1;
  font-weight: 950;
  letter-spacing: 0;
}
.project-copy { font-size: 17px; }
.project-copy p { margin: 0 0 22px; }
.project-lead { font-size: clamp(22px, 2.6vw, 34px); line-height: 1.25; font-weight: 900; }
.project-facts { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 36px; }
.project-facts span { padding: 6px 10px; border: 2px solid var(--border); background: #fff; font-size: 11px; font-weight: 950; }
.project-facts span:nth-child(2) { background: var(--accent); }
.project-facts span:nth-child(3) { color: #fff; background: #111; }

.author-section { grid-template-columns: 72px minmax(220px, .7fr) minmax(380px, 1.3fr); }
.author-layout { display: grid; grid-template-columns: minmax(170px, 280px) 1fr; gap: clamp(24px, 4vw, 52px); align-items: center; }
.author-portrait { position: relative; border: 3px solid var(--border); background: #111; box-shadow: 9px 9px 0 var(--accent); transform-style: preserve-3d; transition: transform .18s ease-out; }
.author-portrait img { display: block; width: 100%; height: auto; aspect-ratio: 1; object-fit: cover; }
.author-portrait span { display: block; padding: 7px 9px; color: var(--accent); background: #080808; font-size: 10px; font-weight: 900; }
.author-copy blockquote { margin: 0 0 22px; padding-left: 16px; border-left: 7px solid var(--accent); font-size: clamp(21px, 2.5vw, 30px); line-height: 1.35; font-weight: 950; }
.author-copy p { margin: 0 0 15px; }
.author-motto { font-weight: 950; }
.social-links { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 28px; }
.social-links a { padding: 7px 11px; color: var(--text); background: #fff; border: 2px solid var(--border); box-shadow: 3px 3px 0 var(--border); font-size: 12px; font-weight: 950; text-decoration: none; transition: transform .1s, box-shadow .1s, background .1s; }
.social-links a:hover, .social-links a:focus-visible { background: var(--accent); transform: translate(-1px,-1px); box-shadow: 5px 5px 0 var(--border); outline: none; }

.support-marquee {
  overflow: hidden;
  color: #111;
  background: var(--accent);
  border-top: 3px solid #000;
  border-bottom: 3px solid #000;
  transform: rotate(-1.2deg) scale(1.02);
}
.support-marquee div { width: max-content; font-size: clamp(23px, 3.5vw, 48px); line-height: 1.25; font-weight: 950; white-space: nowrap; animation: supportMarquee 18s linear infinite; }
@keyframes supportMarquee { to { transform: translateX(-50%); } }

.support-band {
  position: relative;
  display: grid;
  grid-template-columns: 1.3fr .7fr;
  gap: clamp(30px, 6vw, 90px);
  align-items: center;
  padding: clamp(70px, 9vw, 120px) max(20px, calc((100% - 1240px) / 2));
  color: #fff;
  background: #080808;
  border-bottom: 3px solid var(--border);
  overflow: hidden;
}
.support-band::after { content: ""; position: absolute; right: -40px; bottom: 24px; width: 180px; height: 14px; background: var(--about-cyan); transform: rotate(-13deg); }
.support-number { position: absolute; right: 4vw; top: -35px; color: rgba(255,255,255,.07); font-size: clamp(180px, 30vw, 430px); line-height: 1; font-weight: 950; pointer-events: none; }
.support-intro, .support-actions, .support-routes { position: relative; z-index: 1; }
.support-intro h2 { color: var(--accent); }
.support-intro > p:last-child { max-width: 760px; margin: 24px 0 0; font-size: clamp(17px, 2vw, 22px); font-weight: 750; }
.support-actions { display: grid; gap: 14px; }
.support-action {
  display: grid;
  grid-template-columns: 1fr auto;
  padding: 17px 20px;
  color: #111;
  background: var(--accent);
  border: 3px solid #fff;
  box-shadow: 9px 9px 0 #fff;
  text-decoration: none;
  transition: transform .12s, box-shadow .12s;
}
.support-action span { grid-column: 1 / -1; font-size: 11px; font-weight: 900; }
.support-action strong { align-self: end; margin-top: 12px; font-size: clamp(18px, 2vw, 25px); line-height: 1.1; }
.support-action b { align-self: end; font-size: 34px; line-height: 1; }
.support-action:hover, .support-action:focus-visible { transform: translate(-3px,-3px); box-shadow: 14px 14px 0 var(--about-cyan); outline: none; }
.kofi-action { background: #ff5e5b; }
.kofi-action:hover, .kofi-action:focus-visible { box-shadow: 14px 14px 0 var(--accent); }
.support-routes { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 10px; }
.support-routes a { display: grid; grid-template-columns: 34px 1fr auto; gap: 10px; align-items: center; min-height: 48px; padding: 8px 12px; color: #fff; border: 2px solid rgba(255,255,255,.62); text-decoration: none; font-size: 12px; font-weight: 900; transition: color .12s, background .12s, transform .12s; }
.support-routes a:hover, .support-routes a:focus-visible { color: #111; background: #fff; transform: translateY(-2px); outline: none; }
.support-routes a i { font-style: normal; font-size: 18px; }

.payment-section { width: min(1240px, calc(100% - 40px)); margin: 0 auto; padding: clamp(70px, 9vw, 120px) 0; border-bottom: 3px solid var(--border); }
.payment-heading { display: grid; grid-template-columns: 120px 1fr auto; gap: 20px; align-items: end; margin-bottom: 42px; }
.payment-heading > span { font-size: 12px; font-weight: 950; }
.payment-heading p { max-width: 440px; margin: 0; color: var(--text2); font-size: 13px; font-weight: 750; text-align: right; }
.payment-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: clamp(18px, 3vw, 36px); }
.payment-item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 14px;
  width: 100%;
  padding: 16px;
  color: var(--text);
  background: #fff;
  border: 3px solid var(--border);
  border-radius: 0;
  box-shadow: 7px 7px 0 var(--border);
  text-align: left;
  cursor: pointer;
  transition: transform .12s, box-shadow .12s, background .12s;
}
.payment-item:hover, .payment-item:focus-visible { transform: translate(-3px,-3px); box-shadow: 12px 12px 0 var(--accent); outline: none; }
.crypto-section .payment-item:hover, .crypto-section .payment-item:focus-visible { box-shadow: 12px 12px 0 var(--about-cyan); }
.payment-label { display: flex; flex-direction: column; line-height: 1.1; }
.payment-label b { font-size: 21px; font-weight: 950; }
.payment-label small { margin-top: 5px; color: var(--text2); font-size: 11px; font-weight: 850; }
.payment-item img { grid-column: 1 / -1; display: block; width: 100%; height: auto; aspect-ratio: 1; object-fit: contain; border: 2px solid var(--border); background: #fff; }
.payment-open { align-self: start; padding: 4px 7px; color: #fff; background: #111; font-size: 10px; font-weight: 900; }

.about-footer { display: grid; grid-template-columns: auto 1fr auto; gap: 28px; align-items: center; width: min(1240px, calc(100% - 40px)); margin: 0 auto; padding: 42px 0 60px; }
.about-footer strong { color: var(--accent2); font-size: 20px; font-weight: 950; }
.about-footer p { margin: 0; color: var(--text2); font-size: 13px; font-weight: 750; }
.about-footer a { color: var(--text); font-size: 13px; font-weight: 900; }

.reveal { opacity: 0; transform: translateY(34px); transition: opacity .7s cubic-bezier(.16,1,.3,1), transform .7s cubic-bezier(.16,1,.3,1); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal .section-index, .reveal .section-heading, .reveal .project-copy, .reveal .author-layout, .reveal .support-intro, .reveal .support-actions, .reveal .support-routes, .reveal .payment-heading, .reveal .payment-item { opacity: 0; transform: translateY(18px); transition: opacity .5s ease, transform .55s cubic-bezier(.16,1,.3,1); }
.reveal.is-visible .section-index, .reveal.is-visible .section-heading, .reveal.is-visible .project-copy, .reveal.is-visible .author-layout, .reveal.is-visible .support-intro, .reveal.is-visible .support-actions, .reveal.is-visible .support-routes, .reveal.is-visible .payment-heading, .reveal.is-visible .payment-item { opacity: 1; transform: none; }
.reveal.is-visible .section-heading, .reveal.is-visible .author-layout, .reveal.is-visible .support-actions, .reveal.is-visible .payment-item:nth-child(1) { transition-delay: .08s; }
.reveal.is-visible .project-copy, .reveal.is-visible .support-routes, .reveal.is-visible .payment-item:nth-child(2) { transition-delay: .16s; }
.reveal.is-visible .payment-item:nth-child(3) { transition-delay: .24s; }
.qr-dialog[hidden] { display: none; }
.qr-dialog { position: fixed; inset: 0; z-index: 1200; display: grid; place-items: center; padding: 20px; }
.qr-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,.78); }
.qr-panel { position: relative; width: min(540px, 96vw); max-height: 92vh; overflow: auto; padding: 16px; background: #fff; border: 3px solid #000; box-shadow: 10px 10px 0 var(--accent); }
.qr-panel-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 12px; }
.qr-panel-head h2 { margin: 0; font-size: 22px; font-weight: 950; }
.qr-panel-head button { width: 38px; height: 38px; border: 3px solid #000; border-radius: 0; background: #fff; color: #000; cursor: pointer; font-size: 25px; font-weight: 900; line-height: 1; }
.qr-panel-head button:hover, .qr-panel-head button:focus-visible { background: var(--accent); outline: none; }
.qr-panel > img { display: block; width: 100%; height: auto; border: 2px solid #000; }
.qr-panel > p { margin: 12px 0 0; font-size: 12px; font-weight: 800; }

.card-preview-dialog[hidden] { display: none; }
.card-preview-dialog { position: fixed; inset: 0; z-index: 1250; display: grid; place-items: center; padding: 20px; }
.card-preview-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,.86); }
.card-preview-panel { position: relative; width: min(940px, 96vw); max-height: 92vh; overflow: auto; color: var(--text); background: #fff; border: 3px solid #000; box-shadow: 11px 11px 0 var(--accent); animation: cardPanelIn .26s cubic-bezier(.16,1,.3,1) both; }
.card-preview-head { position: sticky; z-index: 2; top: 0; display: flex; align-items: center; justify-content: space-between; gap: 18px; min-height: 66px; padding: 10px 14px; color: #fff; background: #080808; border-bottom: 3px solid #000; }
.card-preview-head span { display: block; color: var(--accent); font-size: 10px; font-weight: 950; }
.card-preview-head h2 { margin: 1px 0 0; font-size: 20px; line-height: 1.1; font-weight: 950; }
.card-preview-head button { width: 39px; height: 39px; flex: 0 0 auto; color: #111; background: var(--accent); border: 3px solid #fff; border-radius: 0; cursor: pointer; font-size: 25px; font-weight: 950; line-height: 1; box-shadow: 3px 3px 0 #fff; }
.card-preview-head button:hover, .card-preview-head button:focus-visible { color: #fff; background: #111; outline: none; }
.card-preview-layout { display: grid; grid-template-columns: minmax(250px, 380px) 1fr; gap: clamp(22px, 4vw, 48px); padding: clamp(18px, 3vw, 34px); }
.card-preview-art { align-self: start; background: #111; border: 3px solid #000; box-shadow: 7px 7px 0 #000; }
.card-preview-art img { display: block; width: 100%; height: auto; aspect-ratio: 320 / 386; object-fit: cover; }
.card-preview-copy { min-width: 0; }
.card-preview-copy > div:first-child { margin-bottom: 8px; color: var(--text2); font-size: 12px; font-weight: 800; }
.card-preview-copy a { color: inherit; }
.card-preview-copy h1 { margin: 0 0 16px; font-size: clamp(28px, 4vw, 48px); line-height: 1.05; font-weight: 950; letter-spacing: 0; }
.card-preview-copy h2 { margin: 24px 0 8px; padding-top: 10px; border-top: 3px solid #000; font-size: 15px; line-height: 1.2; font-weight: 950; text-transform: uppercase; }
.card-preview-copy p { margin: 0 0 12px; font-size: 14px; line-height: 1.65; }
.card-preview-copy ul { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 18px; padding: 0; list-style: none; }
.card-preview-copy li { padding: 4px 8px; background: #fff; border: 2px solid #000; font-size: 11px; font-weight: 900; }
.card-preview-loading { padding: 20px; color: var(--text2); border: 2px solid #000; font-weight: 900; }
.card-preview-footer { position: sticky; bottom: 0; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 14px; padding: 10px 14px; color: #fff; background: #080808; border-top: 3px solid #000; }
.card-preview-footer span { color: var(--accent); font-size: 11px; font-weight: 950; }
.card-preview-footer a { padding: 7px 11px; color: #111; background: var(--accent); border: 2px solid #fff; font-size: 12px; font-weight: 950; text-decoration: none; }
.card-preview-footer a:hover, .card-preview-footer a:focus-visible { color: #fff; background: #111; outline: 2px solid var(--accent); }
@keyframes cardPanelIn { from { opacity: 0; transform: translateY(18px) scale(.96); } }

@media (max-width: 900px) {
  .about-section, .author-section { grid-template-columns: 58px 1fr; }
  .about-section > :last-child { grid-column: 2; }
  .support-band { grid-template-columns: 1fr; }
  .payment-heading { grid-template-columns: auto 1fr; }
  .payment-heading p { grid-column: 1 / -1; text-align: left; }
  .payment-grid { gap: 18px; }
  .about-footer { grid-template-columns: 1fr; gap: 10px; }
  .support-routes { grid-template-columns: 1fr; }
}

@media (max-width: 1480px) {
  .chapter-rail { display: none; }
  .support-shortcut {
    position: fixed;
    z-index: 90;
    right: 14px;
    bottom: 14px;
    display: flex;
    align-items: center;
    gap: 9px;
    min-height: 43px;
    padding: 8px 13px;
    color: #111;
    background: var(--accent);
    border: 3px solid #000;
    box-shadow: 5px 5px 0 #000;
    font-size: 12px;
    text-decoration: none;
    transition: transform .2s, opacity .2s, visibility .2s;
  }
  .support-shortcut span { font-size: 18px; line-height: 1; animation: shortcutArrow 1.2s ease-in-out infinite; }
  .support-shortcut:hover, .support-shortcut:focus-visible { transform: translate(-2px,-2px); outline: none; }
  .support-in-view .support-shortcut { opacity: 0; visibility: hidden; transform: translateY(20px); }
  @keyframes shortcutArrow { 50% { transform: translateY(3px); } }
}

@media (max-width: 680px) {
  #project, #author, #support, #domestic, #crypto { scroll-margin-top: 130px; }
  .about-hero { min-height: 660px; padding: 70px 20px 54px; }
  .about-hero::before { inset: 10px; }
  .hero-copy h1 { font-size: clamp(44px, 15vw, 68px); }
  .hero-status { top: 22px; right: 22px; }
  .scroll-cue { display: none; }
  .flow-lane { left: -70vw; width: 240vw; height: 180px; }
  .flow-lane-one { top: 8%; animation-name: laneMobileOne; }
  .flow-lane-two { top: 55%; animation-name: laneMobileTwo; }
  .flow-lane-three { top: 31%; animation-name: laneMobileThree; }
  .flow-track { gap: 12px; }
  .flow-track { padding-right: 12px; }
  .flow-track > img, .flow-card-inner { width: 98px; height: 118px; }
  .flow-card-face { box-shadow: 4px 4px 0 #000; }
  .flow-card { flex-basis: 112px; height: 160px; }
  .flow-card-float .flow-card-inner, .flow-card-burst .flow-card-inner { animation: none; }
  .about-section, .author-section { grid-template-columns: 1fr; width: min(100% - 28px, 1240px); gap: 24px; }
  .about-section > :last-child { grid-column: 1; }
  .section-index { width: 46px; height: 46px; padding-top: 8px; }
  .author-layout { grid-template-columns: 1fr; }
  .author-portrait { width: min(260px, 78vw); }
  .payment-section { width: min(100% - 28px, 1240px); }
  .payment-heading { grid-template-columns: 1fr; gap: 10px; }
  .payment-grid { grid-template-columns: 1fr; }
  .payment-item { grid-template-columns: 1fr auto; }
  .payment-item img { width: min(100%, 420px); justify-self: center; }
  .about-footer { width: min(100% - 28px, 1240px); }
  .support-band { padding-bottom: 78px; }
  .support-number { top: 20px; right: -12px; font-size: 180px; }
  .support-shortcut { right: 10px; bottom: 10px; max-width: calc(100vw - 20px); }
  .card-preview-dialog { padding: 8px; }
  .card-preview-panel { width: 100%; max-height: 96vh; }
  .card-preview-layout { grid-template-columns: 1fr; }
  .card-preview-art { width: min(310px, 82vw); justify-self: center; }
  .card-preview-footer { grid-template-columns: 1fr; }
  .card-preview-footer a { text-align: center; }
}

@keyframes laneMobileOne {
  from { transform: translate3d(-2vw,-12px,-50px) rotate(-8deg) scale(.98); }
  to { transform: translate3d(2vw,18px,10px) rotate(-4deg) scale(1.02); }
}
@keyframes laneMobileTwo {
  from { transform: translate3d(2vw,16px,25px) rotate(-3deg) scale(1.02); }
  to { transform: translate3d(-2vw,-20px,-35px) rotate(-7deg) scale(.97); }
}
@keyframes laneMobileThree {
  from { transform: translate3d(-2vw,-10px,-70px) rotate(6deg) scale(.95); }
  to { transform: translate3d(2vw,20px,25px) rotate(2deg) scale(1.03); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .flow-lane, .flow-track, .flow-card, .flow-card-inner, .hero-copy, .hero-copy h1, .hero-lead, .hero-actions, .hero-status::before, .hero-scan, .hero-ticker div, .scroll-cue i, .support-marquee div, .support-shortcut span, .card-preview-panel { animation: none; }
  .card-flow { transform: none; transition: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .reveal .section-index, .reveal .section-heading, .reveal .project-copy, .reveal .author-layout, .reveal .support-intro, .reveal .support-actions, .reveal .support-routes, .reveal .payment-heading, .reveal .payment-item { opacity: 1; transform: none; transition: none; }
  .author-portrait, .about-action, .support-action, .payment-item, .social-links a { transition: none; }
}