/* AutoPool public site — "The Self-Running Ledger" (paper / ledger aesthetic). */
:root {
  --paper: #f2ecdd;
  --paper-raised: #faf6ea;
  --ink: #21201a;
  --ink-dim: #6c6656;
  --ink-faint: #9a9481;
  --line: #ddd3ba;
  --line-strong: #c7bb9c;
  --pulse: #3d7a5c;
  --pulse-soft: #dfe9df;
  --pulse-ink: #f4f8f4;
  --amber: #a1671f;
  --amber-soft: #f1e2c4;
  --coin: #b3862f;
  --gold-ink: #8a6420;            /* contrast-safe gold for text on paper */
  --shadow: 0 1px 2px rgba(33,32,26,.08), 0 10px 28px -12px rgba(33,32,26,.18);
  color-scheme: light;
}
:root[data-theme="dark"] {
  --paper: #16150f; --paper-raised: #1d1c15; --ink: #ece7d8; --ink-dim: #a39c86;
  --ink-faint: #6b6555; --line: #33301f; --line-strong: #46422a; --pulse: #6bc498;
  --pulse-soft: #1c2b21; --pulse-ink: #0e150f; --amber: #d9a44f; --amber-soft: #322613;
  --coin: #d3aa53; --gold-ink: #e2b566;
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 10px 32px -12px rgba(0,0,0,.6);
  color-scheme: dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #16150f; --paper-raised: #1d1c15; --ink: #ece7d8; --ink-dim: #a39c86;
    --ink-faint: #6b6555; --line: #33301f; --line-strong: #46422a; --pulse: #6bc498;
    --pulse-soft: #1c2b21; --pulse-ink: #0e150f; --amber: #d9a44f; --amber-soft: #322613;
    --coin: #d3aa53; --gold-ink: #e2b566;
    --shadow: 0 1px 2px rgba(0,0,0,.4), 0 10px 32px -12px rgba(0,0,0,.6);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0; color: var(--ink); background-color: var(--paper);
  font-family: 'IBM Plex Sans', -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
/* atmospheric colour blooms + fine paper grain (fixed, behind everything) */
body::before {
  content: ""; position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    radial-gradient(760px 520px at 50% -180px, color-mix(in srgb, var(--coin) 22%, transparent), transparent 70%),
    radial-gradient(680px 620px at -10% 32%, color-mix(in srgb, var(--pulse) 15%, transparent), transparent 68%),
    radial-gradient(720px 640px at 108% 78%, color-mix(in srgb, var(--coin) 14%, transparent), transparent 66%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat, no-repeat, no-repeat, repeat;
  opacity: .9;
}
/* dot / plotting grid — strongest at the top, dissolves downward */
body::after {
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background-image: radial-gradient(circle, color-mix(in srgb, var(--line-strong) 60%, transparent) 1px, transparent 1.6px);
  background-size: 30px 30px;
  -webkit-mask-image: radial-gradient(130% 90% at 50% -6%, #000 8%, transparent 62%);
          mask-image: radial-gradient(130% 90% at 50% -6%, #000 8%, transparent 62%);
  opacity: .5;
}
:root[data-theme="dark"] body::before { opacity: .5; }
:root[data-theme="dark"] body::after { opacity: .35; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) body::before { opacity: .5; }
  :root:not([data-theme="light"]) body::after { opacity: .35; }
}

/* torch — a warm pool of light that glides to the section you're reading */
.torch {
  position: fixed; left: 50%; top: 50%; z-index: -1; pointer-events: none;
  width: min(1000px, 96vw); height: 640px;
  transform: translate(-50%, -50%);
  background: radial-gradient(closest-side,
    color-mix(in srgb, var(--coin) 30%, transparent),
    color-mix(in srgb, var(--coin) 10%, transparent) 46%,
    transparent 74%);
  filter: blur(34px);
  opacity: 0;
  transition: top .6s cubic-bezier(.4, 0, .2, 1), opacity .6s ease;
  will-change: top;
}
.torch.on { opacity: 1; }
:root[data-theme="dark"] .torch { filter: blur(46px); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .torch { filter: blur(46px); } }
@media (prefers-reduced-motion: reduce) { .torch { transition: opacity .3s ease; } }
html { scroll-behavior: smooth; }
h1, h2, h3 { font-family: 'Fraunces', Georgia, serif; text-wrap: balance; margin: 0; }
.mono { font-family: 'IBM Plex Mono', ui-monospace, monospace; }
a { color: inherit; }
[id] { scroll-margin-top: 84px; }

/* ---------- animated gold rail on every section's top edge ---------- */
[data-rule] { position: relative; }
[data-rule] > * { position: relative; z-index: 1; }
[data-rule]::before {                 /* resting hairline */
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: var(--line-strong); opacity: .7; z-index: 0;
}
[data-rule]::after {                   /* the travelling gold light */
  content: ""; position: absolute; top: -1px; left: 0; right: 0; height: 3px; z-index: 0;
  background: linear-gradient(90deg,
    transparent,
    color-mix(in srgb, var(--coin) 25%, transparent) 32%,
    var(--coin) 50%,
    color-mix(in srgb, var(--coin) 25%, transparent) 68%,
    transparent);
  background-size: 38% 100%; background-repeat: no-repeat; background-position: -45% 0;
  filter: drop-shadow(0 0 6px color-mix(in srgb, var(--coin) 55%, transparent));
  opacity: 0;
}
[data-rule].rule-on::after { opacity: 1; animation: railSweep 3.6s linear infinite; }
@keyframes railSweep { from { background-position: -45% 0; } to { background-position: 150% 0; } }

/* ---------- nav ---------- */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 60;
  transition: background .25s, border-color .25s, box-shadow .25s;
  border-bottom: 1px solid transparent; }
.nav .wrap { max-width: 1040px; margin: 0 auto; padding: 0 28px; height: 62px;
  display: flex; align-items: center; gap: 1.4rem; }
.nav .brand { font-family: 'Fraunces', serif; font-weight: 680; font-size: 1.18rem; letter-spacing: -.01em; }
.nav .brand b { color: var(--gold-ink); font-weight: 680; }
.nav nav { margin-left: auto; display: flex; align-items: center; gap: 1.3rem; font-size: .9rem; }
.nav nav a.link { color: var(--ink-dim); }
.nav nav a.link:hover { color: var(--ink); }
.nav.solid { background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(8px); border-color: var(--line); box-shadow: 0 6px 20px -18px rgba(33,32,26,.5); }
@media (max-width: 820px) { .nav nav a.link { display: none; } }

.btn { display: inline-flex; align-items: center; gap: .5rem; font: inherit; font-weight: 600;
  cursor: pointer; border-radius: 999px; padding: .62rem 1.15rem; text-decoration: none;
  background: var(--pulse); color: var(--pulse-ink); border: 1px solid var(--pulse);
  transition: transform .15s, box-shadow .15s, background .15s; }
.btn:hover { transform: translateY(-1px); box-shadow: 0 12px 26px -14px var(--pulse); }
.btn.ghost { background: var(--paper-raised); color: var(--ink); border-color: var(--line-strong); }
.btn.lg { padding: .85rem 1.5rem; font-size: 1rem; }

/* theme toggle */
.theme-btn { display: inline-flex; align-items: center; justify-content: center; width: 34px; height: 34px;
  border-radius: 50%; border: 1px solid var(--line-strong); background: var(--paper-raised);
  color: var(--ink-dim); cursor: pointer; transition: color .2s, border-color .2s, transform .2s; }
.theme-btn:hover { color: var(--coin); border-color: var(--coin); transform: rotate(12deg); }
.theme-btn .moon { display: none; }
:root[data-theme="dark"] .theme-btn .sun { display: none; }
:root[data-theme="dark"] .theme-btn .moon { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-btn .sun { display: none; }
  :root:not([data-theme="light"]) .theme-btn .moon { display: block; }
}

/* smooth theme crossfade */
body, .nav, .nav.solid, .stage .art, .packages, .finale, .pk, .wallet-chip, .btn, input {
  transition: background-color .35s ease, border-color .35s ease, color .35s ease;
}

/* live ledger chip */
.wallet-chip { position: fixed; right: 20px; bottom: 20px; z-index: 40;
  display: flex; align-items: baseline; gap: .4rem; padding: .6rem .9rem;
  background: var(--paper-raised); border: 1px solid var(--line-strong); border-radius: 14px;
  box-shadow: var(--shadow); transform: translateY(140%); opacity: 0;
  transition: transform .5s cubic-bezier(.3,1.4,.5,1), opacity .5s ease; }
.wallet-chip.show { transform: none; opacity: 1; }
.wallet-chip .wc-coin { color: var(--coin); font-weight: 700; }
.wallet-chip .wc-num { font-size: 1.05rem; font-weight: 700; color: var(--ink); letter-spacing: -.01em; }
.wallet-chip .wc-lbl { font-family: 'IBM Plex Mono', monospace; font-size: .62rem; letter-spacing: .1em;
  text-transform: uppercase; color: var(--ink-faint); }
.wallet-chip.bump { animation: chipBump .5s ease; }
@keyframes chipBump {
  0% { box-shadow: var(--shadow); }
  40% { box-shadow: 0 0 0 4px color-mix(in srgb, var(--coin) 35%, transparent), var(--shadow); transform: translateY(-4px); }
  100% { box-shadow: var(--shadow); transform: none; }
}
@media (max-width: 560px) { .wallet-chip { right: 12px; bottom: 12px; padding: .45rem .7rem; } .wallet-chip .wc-lbl { display: none; } }

/* scroll-progress wax seal */
.scroll-seal { position: fixed; left: 18px; bottom: 18px; z-index: 40; width: 40px; height: 40px;
  opacity: 0; transition: opacity .4s ease; filter: drop-shadow(0 2px 4px color-mix(in srgb, var(--coin) 30%, transparent)); }
.scroll-seal.show { opacity: .9; }
@media (max-width: 560px) { .scroll-seal { display: none; } }

/* ---------- Hero ---------- */
.hero { position: relative; min-height: 92vh; padding: 128px 28px 84px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; overflow: hidden; }
.hero-inner { position: relative; z-index: 2; max-width: 900px; }

/* live ledger feed behind the headline */
.hero-ledger { position: absolute; inset: 0; z-index: 1; pointer-events: none;
  display: flex; flex-direction: column; justify-content: center; gap: 4px;
  font-family: 'IBM Plex Mono', monospace; font-size: 12.5px; color: var(--ink-faint);
  padding: 0 4vw; white-space: pre;
  -webkit-mask-image: radial-gradient(120% 78% at 50% 50%, transparent 22%, #000 62%);
          mask-image: radial-gradient(120% 78% at 50% 50%, transparent 22%, #000 62%); }
.hero-ledger .row { opacity: 0; transform: translateY(8px); transition: opacity .5s ease, transform .5s ease; }
.hero-ledger .row.in { opacity: .5; transform: none; }
.hero-ledger .row .amt { color: color-mix(in srgb, var(--coin) 70%, var(--ink-faint)); }
.hero-ledger .row .amt.up { color: color-mix(in srgb, var(--pulse) 55%, var(--ink-faint)); }
.hero-ledger .row .caret { border-right: 2px solid var(--coin); animation: caretBlink 1s step-end infinite; padding-right: 1px; }
@keyframes caretBlink { 50% { border-color: transparent; } }

.hero .eyebrow { display: inline-flex; align-items: center; gap: 8px; font-family: 'IBM Plex Mono', monospace;
  font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--pulse);
  background: var(--pulse-soft); border: 1px solid var(--line); padding: 6px 14px; border-radius: 999px; margin-bottom: 28px; }
.hero .eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--pulse);
  animation: dotpulse 1.8s ease-in-out infinite; }
@keyframes dotpulse { 0%,100% { opacity: 1; transform: scale(1); } 50% { opacity: .35; transform: scale(.7); } }
.hero h1 { font-size: clamp(38px, 6.6vw, 70px); font-weight: 560; line-height: 1.04; letter-spacing: -.015em; }
.hero h1 em { font-style: italic; color: var(--gold-ink); position: relative; }

/* kinetic word reveal — each word rises "into its slot" */
.kw { display: inline-block; overflow: hidden; vertical-align: bottom; }
.kw > span { display: inline-block; transform: translateY(112%);
  animation: slotUp .72s cubic-bezier(.2,.8,.2,1) both; animation-delay: var(--d, 0s); }
@keyframes slotUp { to { transform: none; } }

/* a coin rolls under "runs itself" and leaves a gold underline */
.coin-underline .uc { position: absolute; left: -6px; bottom: -6px; width: 16px; height: 16px; border-radius: 50%;
  background: radial-gradient(circle at 35% 32%, #fbe6b0, var(--coin) 55%, #6b4c12);
  box-shadow: 0 1px 3px color-mix(in srgb, var(--coin) 60%, transparent);
  animation: coinRoll 1s cubic-bezier(.5,0,.2,1) 1s both; }
.coin-underline::after { content: ""; position: absolute; left: 0; right: 0; bottom: -3px; height: 2px;
  background: linear-gradient(90deg, var(--coin), color-mix(in srgb, var(--coin) 30%, transparent));
  transform: scaleX(0); transform-origin: left; animation: ulDraw .85s ease 1.15s both; }
@keyframes coinRoll { 0% { left: -6px; transform: rotate(0); opacity: 0; }
  12% { opacity: 1; } 100% { left: calc(100% - 10px); transform: rotate(540deg); opacity: 0; } }
@keyframes ulDraw { to { transform: scaleX(1); } }

.hero p.lead { max-width: 54ch; margin: 22px auto 0; font-size: 17px; line-height: 1.6; color: var(--ink-dim); }
.hero .cta { margin-top: 30px; display: flex; gap: .8rem; justify-content: center; flex-wrap: wrap; }

/* six-stage coin rail — preview + jump nav */
.stage-rail { position: relative; margin: 44px auto 0; width: min(440px, 82vw); height: 34px; }
.stage-rail::before { content: ""; position: absolute; left: 0; right: 0; top: 50%; height: 2px;
  background: var(--line-strong); transform: translateY(-50%); }
.stage-rail a { position: absolute; top: 50%; width: 11px; height: 11px; border-radius: 50%;
  background: var(--paper); border: 2px solid var(--line-strong); transform: translate(-50%, -50%);
  transition: border-color .2s, background .2s; }
.stage-rail a:nth-of-type(1) { left: 4%; } .stage-rail a:nth-of-type(2) { left: 23.2%; }
.stage-rail a:nth-of-type(3) { left: 42.4%; } .stage-rail a:nth-of-type(4) { left: 61.6%; }
.stage-rail a:nth-of-type(5) { left: 80.8%; } .stage-rail a:nth-of-type(6) { left: 96%; }
.stage-rail a:hover { border-color: var(--coin); background: var(--coin); }
.stage-rail a::after { content: attr(data-label); position: absolute; left: 50%; top: -22px; transform: translateX(-50%);
  font-family: 'IBM Plex Mono', monospace; font-size: 9px; letter-spacing: .06em; text-transform: uppercase;
  color: var(--ink-faint); opacity: 0; transition: opacity .2s; white-space: nowrap; }
.stage-rail a:hover::after { opacity: 1; }
.stage-rail .rail-coin { position: absolute; top: 50%; left: 4%; width: 14px; height: 14px; border-radius: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle at 35% 32%, #fbe6b0, var(--coin) 55%, #6b4c12);
  box-shadow: 0 1px 4px color-mix(in srgb, var(--coin) 60%, transparent);
  animation: railHop 8s cubic-bezier(.5,0,.2,1) 2s infinite; }
@keyframes railHop {
  0%,6% { left: 4%; }        16%,24% { left: 23.2%; }
  34%,42% { left: 42.4%; }   52%,60% { left: 61.6%; }
  70%,78% { left: 80.8%; }   88%,100% { left: 96%; }
}

.hero .scrollcue { margin-top: 44px; font-family: 'IBM Plex Mono', monospace; font-size: 11px; letter-spacing: .1em;
  text-transform: uppercase; color: var(--ink-faint); display: flex; flex-direction: column; align-items: center; gap: 10px; }
.scrollcue .stem { width: 1px; height: 34px; background: linear-gradient(var(--line-strong), transparent);
  position: relative; overflow: hidden; }
.scrollcue .stem::after { content: ""; position: absolute; top: -20px; left: 0; width: 100%; height: 20px;
  background: linear-gradient(var(--pulse), transparent); animation: trickle 1.6s linear infinite; }
@keyframes trickle { to { top: 34px; } }

/* ---------- Spine ---------- */
.spine-wrap { max-width: 1040px; margin: 0 auto; padding: 0 28px 120px; position: relative; }
.spine { position: absolute; left: 50%; top: 0; bottom: 0; width: 2px; background: var(--line); transform: translateX(-50%); }
.spine-fill { position: absolute; left: 0; top: 0; width: 100%; background: linear-gradient(var(--pulse), var(--coin));
  height: 0%; transition: height .15s linear; }
@media (max-width: 780px) { .spine { left: 22px; } }

/* ---------- Stage ---------- */
.stage { position: relative; display: grid; grid-template-columns: 1fr 88px 1fr; align-items: center; gap: 0 36px; padding: 72px 0; }
.stage:first-of-type { padding-top: 24px; }
.stage .marker { grid-column: 2; display: flex; align-items: center; justify-content: center; z-index: 2; }
.stage .marker .badge { width: 52px; height: 52px; border-radius: 50%; background: var(--paper-raised);
  border: 1px solid var(--line-strong); display: flex; align-items: center; justify-content: center;
  font-family: 'IBM Plex Mono', monospace; font-size: 15px; font-weight: 500; color: var(--ink-faint);
  box-shadow: var(--shadow); transition: color .5s ease, border-color .5s ease, background .5s ease; }
.stage.is-visible .marker .badge { color: var(--pulse-ink); background: var(--pulse); border-color: var(--pulse); }
.stage .copy { grid-column: 1; opacity: 0; transform: translateX(-16px); transition: opacity .7s ease, transform .7s ease; }
.stage .art { grid-column: 3; opacity: 0; transform: translateX(16px); transition: opacity .7s ease .1s, transform .7s ease .1s; }
.stage:nth-of-type(even) .copy { grid-column: 3; transform: translateX(16px); }
.stage:nth-of-type(even) .art { grid-column: 1; transform: translateX(-16px); }
.stage.is-visible .copy, .stage.is-visible .art { opacity: 1; transform: translateX(0); }
@media (max-width: 780px) {
  .stage { grid-template-columns: 44px 1fr; gap: 0 20px; padding: 52px 0; }
  .stage .marker { grid-column: 1; align-items: flex-start; padding-top: 4px; }
  .stage .marker .badge { width: 40px; height: 40px; font-size: 13px; }
  .stage .copy, .stage:nth-of-type(even) .copy { grid-column: 2; transform: translateY(10px); }
  .stage .art, .stage:nth-of-type(even) .art { grid-column: 2; transform: translateY(10px); margin-top: 22px; }
  .stage.is-visible .copy, .stage.is-visible .art { transform: translateY(0); }
}
.stage .kicker { font-family: 'IBM Plex Mono', monospace; font-size: 11px; letter-spacing: .12em;
  text-transform: uppercase; color: var(--pulse); margin-bottom: 10px; display: block; }
.stage h2 { font-size: clamp(23px, 3vw, 30px); font-weight: 560; line-height: 1.15; margin-bottom: 14px; }
.stage p { color: var(--ink-dim); line-height: 1.65; font-size: 15px; max-width: 42ch; }
.stage p + p { margin-top: 10px; }
.stage .art { position: relative; padding: 26px; min-height: 200px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  /* gold plate */
  background:
    linear-gradient(152deg,
      color-mix(in srgb, var(--coin) 20%, var(--paper-raised)),
      color-mix(in srgb, var(--coin) 7%, var(--paper-raised)) 55%,
      color-mix(in srgb, var(--coin) 14%, var(--paper-raised)));
  border: 1px solid color-mix(in srgb, var(--coin) 50%, var(--line));
  box-shadow: inset 0 1px 0 color-mix(in srgb, #fff 40%, transparent),
              inset 0 -12px 24px -18px color-mix(in srgb, var(--coin) 60%, transparent),
              var(--shadow); }
.stage .art svg { width: 100%; height: auto; overflow: visible; }
.stage .art .lbl { fill: color-mix(in srgb, var(--ink-dim) 82%, var(--coin)); }
.stage .art .lbl-em { fill: var(--ink); }

/* running gold light around the diagram box */
@property --art-angle { syntax: '<angle>'; inherits: false; initial-value: 0deg; }
.stage .art::before {
  content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1.6px;
  background: conic-gradient(from var(--art-angle),
    transparent 0deg 232deg,
    color-mix(in srgb, var(--coin) 35%, transparent) 286deg,
    var(--coin) 330deg,
    color-mix(in srgb, var(--coin) 35%, transparent) 360deg);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
          mask-composite: exclude;
  pointer-events: none; opacity: 0; transition: opacity .5s ease;
}
.stage.is-visible .art::before { opacity: 1; animation: artSpin 4.2s linear infinite; }
@keyframes artSpin { to { --art-angle: 360deg; } }

/* pointer-tracked specular highlight — makes the plate read as lit metal */
.stage .art::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background: radial-gradient(240px 210px at var(--mx, 50%) var(--my, 22%),
    rgba(255,255,255,.55), rgba(255,255,255,0) 55%);
  mix-blend-mode: soft-light; opacity: 0; transition: opacity .35s ease;
}
.stage .art:hover::after { opacity: 1; }
:root[data-theme="dark"] .stage .art::after { background: radial-gradient(240px 210px at var(--mx,50%) var(--my,22%),
  color-mix(in srgb, var(--coin) 60%, transparent), transparent 55%); mix-blend-mode: screen; }

/* ---------- shared svg style ---------- */
.lbl { font-family: 'IBM Plex Mono', monospace; font-size: 10.5px; fill: var(--ink-faint); }
.lbl-em { fill: var(--ink); font-weight: 500; }
.card-rect { fill: var(--paper); stroke: var(--line-strong); stroke-width: 1; }
.card-rect-accent { fill: var(--pulse-soft); stroke: var(--pulse); stroke-width: 1.2; }
.card-rect-amber { fill: var(--amber-soft); stroke: var(--amber); stroke-width: 1.2; }
.flow-line { stroke: color-mix(in srgb, var(--coin) 40%, var(--line-strong)); stroke-width: 1.4; fill: none; }

/* travelling gold coin (replaces the flow dot) */
.coin { filter: drop-shadow(0 1px 2px color-mix(in srgb, var(--coin) 65%, transparent)); }
.coin .coin-rim { fill: color-mix(in srgb, var(--coin) 55%, #4a3410); }
.coin .coin-face { fill: var(--coin); }
.coin .coin-mark { font: 700 4px 'IBM Plex Mono', monospace; fill: #4a3410; }
.coin .coin-spin { transform-box: fill-box; transform-origin: center; animation: coinflip 1.15s ease-in-out infinite; }
@keyframes coinflip {
  0%, 100% { transform: scaleX(1); }
  25% { transform: scaleX(.18); }
  50% { transform: scaleX(1); }
  75% { transform: scaleX(.18); }
}

/* ---------- packages ---------- */
.packages { max-width: 960px; margin: 20px auto 60px; padding: 46px 40px;
  background: var(--paper-raised); border: 1px solid var(--line); border-radius: 20px;
  box-shadow: var(--shadow); overflow: hidden; }
.packages .head { text-align: center; margin-bottom: 34px; }
.packages .kicker { font-family: 'IBM Plex Mono', monospace; font-size: 11px; letter-spacing: .12em;
  text-transform: uppercase; color: var(--pulse); }
.packages h2 { font-size: clamp(24px, 3.4vw, 32px); font-weight: 560; margin: 8px 0 6px; }
.packages .head p { color: var(--ink-dim); max-width: 52ch; margin: 0 auto; font-size: 15px; }
.pkgrid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 18px; }
.pk { background: var(--paper); border: 1px solid var(--line-strong); border-radius: 14px; padding: 24px;
  box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 6px; }
.pk h3 { font-size: 1.05rem; font-weight: 560; }
.pk .price { font-family: 'IBM Plex Mono', monospace; font-size: 1.9rem; color: var(--gold-ink); letter-spacing: -.02em; }
.pk dl { display: grid; grid-template-columns: auto 1fr; gap: .25rem .6rem; font-size: .82rem; margin: .5rem 0 0; }
.pk dt { color: var(--ink-faint); font-family: 'IBM Plex Mono', monospace; }
.pk dd { margin: 0; text-align: right; font-weight: 600; font-family: 'IBM Plex Mono', monospace; }
.pk .btn { margin-top: auto; justify-content: center; }
.pk .disc { font-size: .72rem; color: var(--ink-faint); margin-top: 8px; }

/* ---------- Finale ---------- */
.finale { max-width: 680px; margin: 0 auto 110px; padding: 52px 44px; text-align: center;
  background: var(--paper-raised); border: 1px solid var(--line); border-radius: 20px;
  box-shadow: var(--shadow); overflow: hidden; }
.finale .ring-wrap { width: 168px; height: 168px; margin: 0 auto 30px; position: relative; }
.finale h2 { font-size: clamp(26px, 4vw, 36px); font-weight: 560; margin-bottom: 16px; }
.finale p { color: var(--ink-dim); font-size: 15.5px; line-height: 1.65; max-width: 48ch; margin: 0 auto; }
.finale .cta { margin-top: 30px; display: flex; gap: .8rem; justify-content: center; flex-wrap: wrap; }
.finale .tag { display: inline-block; margin-top: 30px; font-family: 'IBM Plex Mono', monospace; font-size: 11px;
  letter-spacing: .1em; text-transform: uppercase; color: var(--ink-faint); border-top: 1px solid var(--line); padding-top: 18px; }

/* ----- finale coin-pour payoff ----- */
.finale .ring-wrap { position: relative; }
.finale .ring-gold { transition: none; }
.finale.pour .ring-gold { animation: ringFill 1.7s cubic-bezier(.3, 0, .2, 1) .1s forwards; }
@keyframes ringFill { to { stroke-dashoffset: 40; } }
.finale.pour .ring-run { opacity: .22; transition: opacity 1s ease .6s; }
.finale.pour .ring-wrap svg text { animation: ringTextPulse 1s ease .55s; }
@keyframes ringTextPulse { 40% { transform: scale(1.12); } }
.finale .ring-wrap svg text { transform-box: fill-box; transform-origin: center; }

.finale .ring-wrap::after {
  content: ""; position: absolute; inset: -8px; border-radius: 50%; pointer-events: none; opacity: 0;
}
.finale.pour .ring-wrap::after { animation: ringShimmer 1.15s ease-out 1.5s; }
@keyframes ringShimmer {
  0%   { opacity: .85; box-shadow: 0 0 0 0 color-mix(in srgb, var(--coin) 55%, transparent); }
  100% { opacity: 0;   box-shadow: 0 0 0 52px color-mix(in srgb, var(--coin) 0%, transparent); }
}

.pcoin {
  position: absolute; left: 50%; top: -26px; width: 15px; height: 15px; border-radius: 50%; z-index: 3;
  pointer-events: none;
  background: radial-gradient(circle at 35% 32%, #fbe6b0, var(--coin) 55%, #6b4c12);
  box-shadow: 0 1px 4px color-mix(in srgb, var(--coin) 55%, transparent);
  animation: coinPour 1.55s cubic-bezier(.45, 0, .3, 1) var(--delay, 0s) forwards;
}
@keyframes coinPour {
  0%   { transform: translate(calc(-50% + var(--sx)), -8px) scale(.62) rotate(0);        opacity: 0; }
  12%  { opacity: 1; }
  50%  { transform: translate(calc(-50% + var(--sx) * .5), 74px) scale(1) rotate(400deg); opacity: 1; }
  100% { transform: translate(-50%, 150px) scale(.3) rotate(820deg);                      opacity: 0; }
}

/* ---------- footer ---------- */
footer.site { border-top: 1px solid var(--line); padding: 2.6rem 0; color: var(--ink-faint);
  font-size: .88rem; font-family: 'IBM Plex Mono', monospace; }
footer.site .wrap { max-width: 1040px; margin: 0 auto; padding: 0 28px; display: flex; gap: 1.5rem; flex-wrap: wrap; align-items: center; }
footer.site a { color: var(--ink-dim); }
footer.site a:hover { color: var(--ink); }
footer.site .brand b { color: var(--gold-ink) !important; }
footer.site .staff { margin-left: auto; }
footer.site .disc { flex-basis: 100%; font-size: .74rem; color: var(--ink-faint); margin-top: .7rem; line-height: 1.55; }

/* ---------- auth split screens (paper / ledger aesthetic) ---------- */
.auth-body { margin: 0; font-family: 'IBM Plex Sans', Inter, system-ui, sans-serif; background: var(--paper); color: var(--ink); }
.auth { min-height: 100vh; display: grid; grid-template-columns: 1.12fr .88fr; }

/* ---- left decorative panel ---- */
.auth .panel { position: relative; overflow: hidden; display: flex; flex-direction: column; justify-content: space-between;
  padding: 3rem 3.6rem; background: var(--ink); color: var(--paper); }
.auth .panel.staff { background: #0c0b07; color: #ece3cd; }
.auth .panel::before { content: ""; position: absolute; width: 52vw; height: 52vw; right: -16vw; top: -22vw; border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--pulse) 55%, transparent), transparent 62%); filter: blur(10px); }
.auth .panel::after { content: ""; position: absolute; width: 38vw; height: 38vw; left: -16vw; bottom: -18vw; border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--coin) 46%, transparent), transparent 64%); filter: blur(8px); }
.auth .panel-grain { position: absolute; inset: 0; pointer-events: none; opacity: .55;
  background:
    repeating-linear-gradient(0deg, transparent 0 31px, color-mix(in srgb, currentColor 9%, transparent) 31px 32px),
    radial-gradient(1.6px 1.6px at 10px 10px, color-mix(in srgb, currentColor 12%, transparent) 45%, transparent 46%);
  background-size: 100% 32px, 22px 22px;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 10%, #000 84%, transparent);
          mask-image: linear-gradient(180deg, transparent, #000 10%, #000 84%, transparent); }
.auth .panel-inner { position: relative; z-index: 1; max-width: 32rem; }
.auth .panel-foot { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: .15rem 1.1rem; align-items: center;
  margin-top: 2rem; font-size: .76rem; color: color-mix(in srgb, currentColor 58%, transparent); }
.auth .panel-foot a { color: inherit; text-decoration: none; border-bottom: 1px solid color-mix(in srgb, currentColor 28%, transparent); }
.auth .panel-foot a:hover { color: var(--coin); border-color: var(--coin); }
.auth .panel-foot span { flex-basis: 100%; margin-top: .3rem; }

.auth .panel .brand { font-family: 'Fraunces', serif; font-weight: 680; font-size: 1.3rem; color: inherit; text-decoration: none; letter-spacing: .01em; }
.auth .panel .brand b { color: var(--coin); }
.auth .panel h2 { font-family: 'Fraunces', serif; font-weight: 560; font-size: clamp(1.9rem, 3.3vw, 2.9rem);
  line-height: 1.08; letter-spacing: -.012em; margin: 2.3rem 0 .8rem; }
.auth .panel .lede { font-size: 1.02rem; line-height: 1.62; max-width: 42ch;
  color: color-mix(in srgb, currentColor 82%, transparent); }
.auth .panel .ref-note { margin-top: 1.3rem; padding: .7rem .9rem; border-radius: 10px; font-size: .9rem;
  background: color-mix(in srgb, var(--coin) 16%, transparent); border: 1px solid color-mix(in srgb, var(--coin) 40%, transparent); }
.auth .panel .ref-note b { color: var(--coin); }

.auth .panel-chips { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.7rem; }
.auth .panel-chips span { font: 500 .76rem/1 'IBM Plex Mono', monospace; letter-spacing: .02em; padding: .5rem .72rem;
  border-radius: 999px; border: 1px solid color-mix(in srgb, currentColor 22%, transparent);
  color: color-mix(in srgb, currentColor 88%, transparent); }

.auth .panel-steps { list-style: none; margin: 1.7rem 0 0; padding: 0; display: grid; gap: .7rem; }
.auth .panel-steps li { display: flex; gap: .75rem; align-items: baseline; font-size: .96rem;
  color: color-mix(in srgb, currentColor 84%, transparent); }
.auth .panel-steps b { font-family: 'Fraunces', serif; color: var(--coin); font-size: 1.05rem; min-width: 1.1rem; }

.auth .panel-art { display: block; margin-top: 1.9rem; width: min(30rem, 100%); height: auto; overflow: visible; }
.auth .panel-art .grid { stroke: color-mix(in srgb, currentColor 14%, transparent); stroke-width: 1; }
.auth .panel-art .ln { fill: none; stroke: var(--coin); stroke-width: 2.5; stroke-linecap: round;
  stroke-dasharray: 1; stroke-dashoffset: 1; animation: authDraw 1.7s .35s cubic-bezier(.65,.02,.25,1) forwards; }
.auth .panel-art .area { fill: color-mix(in srgb, var(--coin) 20%, transparent); opacity: 0; animation: authFade .9s 1.4s ease forwards; }
.auth .panel-art .dot { fill: var(--paper); stroke: var(--coin); stroke-width: 2.5; opacity: 0;
  animation: authFade .5s 1.6s ease forwards; }
.auth .panel.staff .panel-art .dot { fill: #0c0b07; }
.auth .panel-art .node { fill: var(--coin); }
.auth .panel-art .edge { stroke: color-mix(in srgb, var(--pulse) 85%, transparent); stroke-width: 2; }
.auth .panel-art .tier { opacity: 0; animation: authFade .55s ease forwards; }
.auth .panel-art .badge { fill: none; stroke: var(--coin); stroke-width: 2; }
.auth .panel-art .badge-t { font: 600 13px 'IBM Plex Mono', monospace; fill: var(--coin); }
@keyframes authDraw { to { stroke-dashoffset: 0; } }
@keyframes authFade { to { opacity: 1; } }

/* ---- right form ---- */
.auth .form { display: flex; align-items: center; justify-content: center; padding: 3rem 2.5rem; }
.auth .form .box { width: 100%; max-width: 400px; }
.auth .form h1 { font-family: 'Fraunces', serif; font-size: 1.7rem; font-weight: 560; margin: 0 0 .3rem; }
.auth .form .hint { color: var(--ink-dim); margin: 0 0 1.6rem; font-size: .92rem; }
.auth label { display: block; font-size: .74rem; color: var(--ink-faint); margin: .95rem 0 .3rem;
  font-family: 'IBM Plex Mono', monospace; text-transform: uppercase; letter-spacing: .08em; }
.auth input { width: 100%; padding: .78rem .9rem; border: 1px solid var(--line-strong); border-radius: 11px;
  font: inherit; background: var(--paper-raised); color: var(--ink); transition: border-color .15s, box-shadow .15s; }
.auth input:focus { outline: none; border-color: var(--pulse);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--pulse) 22%, transparent); }
.auth .btn { width: 100%; justify-content: center; margin-top: 1.6rem; padding: .8rem 1rem; font-weight: 600; }
.auth .flash { padding: .7rem .9rem; border-radius: 10px; font-size: .9rem; margin-bottom: 1rem; }
.auth .flash.err { background: #f6dcd2; color: #7c2d12; }
.auth .flash.ok { background: var(--pulse-soft); color: var(--pulse); }
.auth .alt { margin-top: 1.15rem; font-size: .9rem; color: var(--ink-dim); }
.auth .alt a { color: var(--gold-ink); }

@media (max-width: 900px) {
  .auth { grid-template-columns: 1fr; }
  .auth .panel { padding: 2rem 1.5rem 1.6rem; }
  .auth .panel h2 { font-size: 1.65rem; margin: 1rem 0 .5rem; }
  .auth .panel .lede { font-size: .95rem; }
  .auth .panel-art, .auth .panel-steps, .auth .panel-foot span { display: none; }
  .auth .panel-chips { margin-top: 1rem; }
  .auth .form { padding: 2rem 1.4rem; }
}
@media (prefers-reduced-motion: reduce) {
  .auth .panel-art .ln { stroke-dashoffset: 0; animation: none; }
  .auth .panel-art .area, .auth .panel-art .dot, .auth .panel-art .tier { opacity: 1; animation: none; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .2s !important; }
  .stage .copy, .stage .art { opacity: 1 !important; transform: none !important; }
  [data-rule]::after, .stage .art::before, .stage .art::after { display: none; }
  .coin .coin-spin { animation: none; transform: none; }
  .wallet-chip { transition: opacity .3s ease; }
  .torch { transition: opacity .3s ease; }
  .kw > span { transform: none !important; animation: none !important; }
  .coin-underline .uc, .stage-rail .rail-coin { display: none; }
  .coin-underline::after { transform: scaleX(1) !important; animation: none !important; }
  .hero-ledger .row { opacity: .45 !important; transform: none !important; }
  .hero-ledger .row .caret { animation: none; }
  .pcoin, .finale .ring-wrap::after { display: none; }
  .finale.pour .ring-gold { animation: none; stroke-dashoffset: 40; }
  .finale.pour .ring-run { opacity: .22; }
}