:root {
  --donate-bg: #111820;
  --donate-bg: oklch(0.15 0.012 250);
  --donate-panel: #171f29;
  --donate-panel: oklch(0.18 0.014 250);
  --donate-panel-raised: #1c2631;
  --donate-panel-raised: oklch(0.20 0.014 250);
  --donate-deep: #0f151d;
  --donate-deep: oklch(0.14 0.01 250);
  --donate-accent: #6ee7a8;
  --donate-accent: oklch(0.82 0.17 155);
  --donate-cyan: #55d6f2;
  --donate-cyan: oklch(0.76 0.15 200);
  --donate-text: #eff4f7;
  --donate-text: oklch(0.95 0.005 250);
  --donate-muted: #a7b0bb;
  --donate-muted: oklch(0.72 0.01 250);
  --donate-meta: #7b8591;
  --donate-meta: oklch(0.58 0.01 250);
  --donate-border: #3b4652;
  --donate-border: oklch(0.32 0.012 250);
  --donate-border-soft: #2d3642;
  --donate-border-soft: oklch(0.27 0.012 250);
  --donate-warm: #f47255;
  --donate-warm: oklch(0.68 0.18 25);
  --donate-yellow: #f8d36b;
  --donate-yellow: oklch(0.82 0.15 85);
  --donate-mint-paper: #d9ffe9;
  --donate-paper: #f4fbf6;
  --donate-ink: #122028;
  --donate-shadow: 0 30px 80px -30px rgba(2, 6, 15, 0.9);
  --donate-sticker-shadow: 0 14px 26px rgba(2, 8, 14, 0.3);
  --donate-radius-hero: 16px;
  --donate-radius-panel: 18px;
  --donate-radius-card: 14px;
  --donate-radius-action: 12px;
}

* { box-sizing: border-box; }
html {
  overflow-x: hidden;
  scroll-behavior: smooth;
}
body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  overflow-x: hidden;
  font-family: "Noto Sans Thai", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  color: var(--donate-text);
  background:
    radial-gradient(900px 560px at 78% -10%, rgba(55, 187, 123, 0.32), transparent 62%),
    radial-gradient(760px 520px at 10% 105%, rgba(54, 185, 226, 0.18), transparent 58%),
    linear-gradient(180deg, rgba(8, 30, 24, 0.55), transparent 420px),
    var(--donate-bg);
  text-rendering: optimizeLegibility;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(255,255,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(180deg, #000, transparent 84%);
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
::selection { color: var(--donate-bg); background: var(--donate-accent); }
:focus-visible {
  outline: 3px solid #72dff4;
  outline: 3px solid color-mix(in srgb, var(--donate-cyan) 85%, #ffffff 15%);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 10px 16px;
  border: 1px solid var(--donate-border);
  border-radius: var(--donate-radius-action);
  background: var(--donate-accent);
  color: var(--donate-bg);
  font-weight: 700;
  transform: translateY(-150%);
  transition: transform 160ms ease;
  box-shadow: var(--donate-shadow);
}
.skip-link:focus { transform: translateY(0); }

.donate-shell {
  position: relative;
  width: min(100% - 40px, 820px);
  margin: 0 auto;
  padding: 28px 0 72px;
}

.status-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 22px;
  color: var(--donate-meta);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
}
.status-domain,
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.status-domain { min-height: 44px; color: var(--donate-muted); }
.status-domain:hover { color: var(--donate-text); }
.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--donate-accent);
  box-shadow: 0 0 12px color-mix(in srgb, var(--donate-accent) 75%, transparent);
  animation: status-pulse 1.8s ease-in-out infinite;
}
.status-badge {
  min-height: 32px;
  padding: 5px 10px;
  border: 1px solid var(--donate-border);
  border-radius: 999px;
  color: var(--donate-meta);
  background: color-mix(in srgb, var(--donate-panel) 82%, transparent);
}
.status-badge strong { color: var(--donate-accent); font-weight: 500; }

.terminal-window,
.signal-display,
.use-rail,
.support-terminal,
.flow-log,
.trust-strip {
  border: 1px solid var(--donate-border);
  background: var(--donate-panel);
  box-shadow: var(--donate-shadow);
}
.terminal-window {
  overflow: visible;
  border-radius: var(--donate-radius-hero);
}
.hero-terminal { position: relative; }
.hero-terminal::after {
  content: "";
  position: absolute;
  right: -14px;
  bottom: 18px;
  width: 88px;
  height: 22px;
  border: 1px solid rgba(110, 231, 168, 0.36);
  border-radius: 999px;
  transform: rotate(-8deg);
  opacity: 0.34;
}
.terminal-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 43px;
  padding: 11px 16px;
  border-bottom: 1px solid var(--donate-border-soft);
  border-radius: var(--donate-radius-hero) var(--donate-radius-hero) 0 0;
  background: var(--donate-panel-raised);
}
.terminal-dot {
  flex: 0 0 auto;
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.terminal-dot--close { background: var(--donate-warm); }
.terminal-dot--minimize { background: var(--donate-yellow); }
.terminal-dot--run { background: var(--donate-accent); }
.terminal-path {
  min-width: 0;
  margin-left: 10px;
  overflow: hidden;
  color: var(--donate-meta);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.terminal-body {
  position: relative;
  overflow: hidden;
  padding: 32px 30px 34px;
  border-radius: 0 0 var(--donate-radius-hero) var(--donate-radius-hero);
  background:
    radial-gradient(220px 120px at 88% 20%, rgba(110, 231, 168, 0.08), transparent 70%),
    var(--donate-deep);
}
.command-line,
.card-label {
  margin: 0;
  color: var(--donate-accent);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  letter-spacing: 0.04em;
}
.command-line { margin-bottom: 16px; }
h1,
h2,
h3,
p { margin-top: 0; }
h1,
h2,
h3 {
  color: var(--donate-text);
  font-family: "Space Grotesk", "Noto Sans Thai", system-ui, sans-serif;
  letter-spacing: -0.02em;
}
.hero-title {
  position: relative;
  max-width: 620px;
  margin: 0 0 18px;
  font-size: clamp(35px, 7.2vw, 58px);
  font-weight: 700;
  line-height: 0.96;
}
.hero-title-line {
  display: block;
  width: fit-content;
}
.accent-word {
  color: var(--donate-accent);
  text-shadow: 0 0 20px color-mix(in srgb, var(--donate-accent) 28%, transparent);
}
.coin-stamp {
  display: inline-grid;
  place-items: center;
  width: clamp(38px, 6vw, 48px);
  height: clamp(38px, 6vw, 48px);
  margin-left: 12px;
  border: 3px solid color-mix(in srgb, var(--donate-yellow) 84%, #ffffff 16%);
  border-radius: 50%;
  color: #533800;
  background:
    radial-gradient(circle at 34% 28%, #fff5b2 0 12%, transparent 13%),
    radial-gradient(circle, #ffd96d 0 54%, #d99725 55% 100%);
  box-shadow: inset 0 0 0 3px rgba(255,255,255,0.24), 0 12px 24px rgba(0,0,0,0.28);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.46em;
  font-weight: 700;
  line-height: 1;
  transform: rotate(8deg) translateY(-4px);
  vertical-align: middle;
}
.hero-copy,
.signal-display p,
.use-rail p,
.support-copy > p,
.support-note,
.qr-help,
.donate-footer p {
  color: var(--donate-muted);
}
.hero-copy {
  max-width: 610px;
  margin-bottom: 0;
  font-size: 16px;
}

.signal-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.35fr);
  gap: 16px;
  margin-top: 16px;
}
.signal-display,
.use-rail {
  min-width: 0;
  border-radius: var(--donate-radius-hero);
  padding: 19px 20px;
}
.signal-readout {
  margin: 8px 0 6px;
  color: var(--donate-accent);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: clamp(28px, 5vw, 42px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
}
.signal-display p:last-child,
.use-rail p:last-child { margin-bottom: 0; }
.use-rail-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}
.use-rail-head span {
  color: var(--donate-muted);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
}
.use-track {
  display: grid;
  grid-template-columns: 1.2fr 1fr 0.95fr;
  gap: 6px;
  min-height: 42px;
  margin-bottom: 12px;
  padding: 5px;
  border: 1px solid var(--donate-border-soft);
  border-radius: 999px;
  background: var(--donate-deep);
}
.use-segment {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  padding: 7px 10px;
  border-radius: 999px;
  color: var(--donate-bg);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.25;
  text-align: center;
}
.use-segment--tools { background: var(--donate-accent); }
.use-segment--server { background: color-mix(in srgb, var(--donate-cyan) 88%, #ffffff 12%); }
.use-segment--care { background: var(--donate-yellow); }

.support-terminal {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(250px, 0.95fr);
  gap: 26px;
  align-items: start;
  margin-top: 16px;
  padding: 26px;
  border-color: color-mix(in srgb, var(--donate-accent) 38%, var(--donate-border));
  border-radius: var(--donate-radius-panel);
  background:
    radial-gradient(260px 160px at 0 0, rgba(110, 231, 168, 0.12), transparent 72%),
    linear-gradient(180deg, color-mix(in srgb, var(--donate-accent) 10%, var(--donate-panel)), var(--donate-panel));
}
.support-copy { min-width: 0; }
.support-copy .card-label,
.qr-card .card-label { margin-bottom: 8px; text-transform: uppercase; }
.support-copy h2 {
  margin: 0 0 10px;
  font-size: clamp(22px, 3.5vw, 32px);
  line-height: 1.16;
}
.support-copy > p { margin-bottom: 16px; }
.sticker-sheet {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin: 14px 0 18px;
  padding: 4px 0;
}
.sticker {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 6px 12px;
  border: 1px solid rgba(9, 16, 22, 0.18);
  border-radius: 3px;
  color: var(--donate-ink);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.2;
  box-shadow: var(--donate-sticker-shadow);
  transform-origin: 50% 50%;
}
.sticker:nth-child(1) { transform: rotate(-2deg); }
.sticker:nth-child(2) { transform: rotate(1.5deg) translateY(3px); }
.sticker:nth-child(3) { transform: rotate(-1deg); }
.sticker:nth-child(4) { transform: rotate(2.5deg) translateY(-2px); }
.sticker--white { background: var(--donate-paper); }
.sticker--mint { background: var(--donate-mint-paper); }
.amount-display {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  margin: 0 0 18px;
  padding: 14px;
  border: 1.5px solid color-mix(in srgb, var(--donate-accent) 42%, var(--donate-border));
  border-radius: 12px;
  background: #0b1018;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.02);
}
.amount-currency {
  color: var(--donate-accent);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 28px;
  font-weight: 700;
}
.amount-display strong,
.amount-display span:not(.amount-currency) {
  display: block;
}
.amount-display strong {
  color: var(--donate-text);
  font-family: "Space Grotesk", "Noto Sans Thai", system-ui, sans-serif;
  font-size: 17px;
}
.amount-display span:not(.amount-currency) {
  color: var(--donate-muted);
  font-size: 13px;
  line-height: 1.5;
}
.instruction-list {
  list-style: none;
  display: grid;
  gap: 10px;
  margin: 18px 0;
  padding: 0;
}
.instruction-list li {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 13px;
  border: 1px solid var(--donate-border-soft);
  border-radius: var(--donate-radius-card);
  background: var(--donate-deep);
}
.instruction-list strong {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  color: var(--donate-bg);
  background: linear-gradient(90deg, var(--donate-cyan), var(--donate-accent));
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.instruction-list span { min-width: 0; }
.support-note {
  margin: 0;
  padding: 15px;
  border: 1px dashed #4c6f62;
  border: 1px dashed color-mix(in srgb, var(--donate-accent) 45%, var(--donate-border));
  border-radius: var(--donate-radius-card);
  background: color-mix(in srgb, var(--donate-deep) 86%, var(--donate-accent) 14%);
}
.support-note strong { color: var(--donate-text); }

.qr-card {
  position: relative;
  display: grid;
  gap: 13px;
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--donate-border);
  border-radius: var(--donate-radius-card);
  background: var(--donate-deep);
  text-align: center;
}
.qr-frame {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 332px;
  margin: 0 auto;
  padding: clamp(12px, 2.8vw, 19px);
  border: 1px solid #ffffff;
  border-radius: 12px;
  background: #ffffff;
}
.qr-frame img {
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  background: #ffffff;
  image-rendering: auto;
  filter: none;
}
.qr-tape {
  position: absolute;
  top: 8px;
  z-index: 0;
  width: 68px;
  height: 22px;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 2px;
  background: rgba(216, 255, 233, 0.18);
  backdrop-filter: blur(1px);
}
.qr-tape--left { left: 24px; transform: rotate(-7deg); }
.qr-tape--right { right: 24px; transform: rotate(6deg); }
.qr-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 14px;
  border: 1px solid transparent;
  border-radius: var(--donate-radius-action);
  font-family: "Space Grotesk", "Noto Sans Thai", system-ui, sans-serif;
  font-weight: 700;
  line-height: 1.25;
  transition: transform 160ms ease, border-color 160ms ease, background-color 160ms ease;
}
.button:hover { transform: translateY(-1px); }
.button--open-image {
  color: var(--donate-bg);
  background: linear-gradient(90deg, var(--donate-cyan), var(--donate-accent));
}
.button--download {
  color: var(--donate-text);
  border-color: var(--donate-border);
  background: var(--donate-panel-raised);
}
.qr-help {
  margin: 0;
  font-size: 14px;
}

.flow-log {
  margin-top: 16px;
  padding: 18px 20px;
  border-radius: var(--donate-radius-card);
  background: var(--donate-deep);
}
.flow-log .card-label { margin-bottom: 10px; color: var(--donate-meta); text-transform: uppercase; }
.flow-lines {
  display: grid;
  gap: 6px;
  color: var(--donate-muted);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
  line-height: 1.7;
}
.flow-lines span:first-child { color: var(--donate-accent); }

.truth-ticker {
  contain: layout paint;
  max-width: 100%;
  overflow: hidden;
  margin-top: 24px;
  padding: 2px 0;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.ticker-track {
  display: flex;
  gap: 10px;
  width: max-content;
  animation: ticker-scroll 34s linear infinite;
}
.ticker-pill {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 7px 12px;
  border: 1px solid var(--donate-border-soft);
  border-radius: 999px;
  color: var(--donate-muted);
  background: var(--donate-panel);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  white-space: nowrap;
}
.trust-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: center;
  margin-top: 16px;
  padding: 13px;
  border-radius: var(--donate-radius-card);
  background: color-mix(in srgb, var(--donate-panel) 92%, transparent);
}
.trust-strip span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 6px 10px;
  border: 1px solid var(--donate-border-soft);
  border-radius: 999px;
  color: var(--donate-muted);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
}

.donate-footer {
  margin-top: 30px;
  text-align: center;
  color: var(--donate-meta);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  line-height: 1.8;
}
.donate-footer p { margin-bottom: 8px; }
.donate-footer a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  color: var(--donate-accent);
}
.donate-footer a:hover { color: var(--donate-cyan); }

.deco-coin {
  position: absolute;
  z-index: -1;
  display: grid;
  place-items: center;
  border: 3px solid #ffe38a;
  border-radius: 50%;
  color: #5a3b00;
  background: radial-gradient(circle at 35% 28%, #fff2a8 0 12%, transparent 13%), radial-gradient(circle, #ffd668 0 54%, #c98721 55% 100%);
  box-shadow: 0 16px 30px rgba(0,0,0,0.28);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-weight: 700;
  opacity: 0.78;
}
.deco-coin--hero {
  top: 140px;
  right: -34px;
  width: 54px;
  height: 54px;
  transform: rotate(18deg);
}
.deco-coin--side {
  top: 590px;
  left: -38px;
  width: 44px;
  height: 44px;
  transform: rotate(-12deg);
}
.deco-tape {
  position: absolute;
  z-index: 2;
  width: 92px;
  height: 24px;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 2px;
  background: rgba(217,255,233,0.18);
  box-shadow: 0 8px 20px rgba(0,0,0,0.12);
  pointer-events: none;
}
.deco-tape--top { top: 102px; left: -20px; transform: rotate(-8deg); }
.deco-tape--panel { top: 450px; right: -20px; transform: rotate(7deg); }

@keyframes status-pulse {
  0%, 100% { opacity: 0.55; transform: scale(0.95); }
  50% { opacity: 1; transform: scale(1); }
}
@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@media (max-width: 800px) {
  .donate-shell { width: min(100% - 32px, 820px); }
  .status-bar { align-items: flex-start; }
  .support-terminal { grid-template-columns: 1fr; }
  .qr-card { order: -1; }
  .qr-frame { max-width: 360px; }
  .deco-coin,
  .deco-tape { display: none; }
}

@media (max-width: 640px) {
  .signal-grid { grid-template-columns: 1fr; }
  .terminal-body { padding: 28px 22px 30px; }
  .support-terminal { padding: 22px; }
  .use-track { grid-template-columns: 1fr; border-radius: 18px; }
  .use-segment { min-height: 34px; }
  .hero-title { font-size: clamp(33px, 12vw, 54px); }
}

@media (max-width: 480px) {
  .donate-shell {
    width: min(100% - 24px, 820px);
    padding-top: 20px;
  }
  .status-bar {
    flex-wrap: wrap;
    align-items: flex-start;
    margin-bottom: 18px;
  }

  .status-badge { min-height: 30px; }
  .hero-terminal::after { display: none; }
  .terminal-bar { padding: 10px 12px; }
  .terminal-body { padding: 24px 18px 26px; }
  .hero-title { margin-bottom: 14px; }
  .coin-stamp { margin-left: 8px; }
  .signal-display,
  .use-rail,
  .support-terminal,
  .qr-card,
  .flow-log { padding: 16px; }
  .sticker { font-size: 11px; }
  .instruction-list li { grid-template-columns: 34px minmax(0, 1fr); padding: 12px; }
  .qr-actions { grid-template-columns: 1fr; }
  .button { width: 100%; }
  .trust-strip { justify-content: flex-start; }
  .deco-coin,
  .deco-tape { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
  .ticker-track { transform: none !important; }
}