/* ══════════════════════════════════════════════════════════════
   ROBINCARDS — Robinhood Chain reskin
   Green-on-dark, fintech-precise. Two themes: dark (default) and
   light, swapped by [data-theme] on :root. The whole sheet is
   token-driven, so a palette swap re-themes everything.
   Primary action color is the signature Robinhood green (--primary);
   gold (--gold) is reserved for premium / Specter-tier moments.
   ══════════════════════════════════════════════════════════════ */
:root{
  --bg:#ffffff;
  --bg-2:#f6f7f9;
  --ink:#0a0b0f;
  --muted:#6b7280;
  --faint:#9aa1ac;
  --line:#e5e7eb;
  --line-2:#d0d5dd;
  --panel:#f6f7f9;
  --panel-2:#eef0f3;

  /* brand accents — the single action color + premium gold */
  --primary:#d5f919;         /* RobinCards lime (matches the logomark) — primary actions */
  --primary-hover:#c7ea10;
  --primary-text:#5f8500;    /* dark lime as text/links/icons on white (AA) */
  --primary-ink:#0d1500;     /* dark text that sits on a lime fill */
  --primary-soft:rgba(213,249,25,.16);  /* subtle tint for selected / secondary states */
  --primary-glow:rgba(213,249,25,.16);
  --gold:#e6c200;
  --gold-bright:#ffd700;
  --gold-bronze:#c5a44d;
  --gold-text:#b4900a;
  --gold-gradient:linear-gradient(135deg,#ffd700,#e6c200,#c5a44d);
  --positive:#5f8500;
  --negative:#e03a2f;

  /* semantic aliases kept so existing rules resolve. --zero was the
     "heads/positive" accent in the old design; it is now brand green. */
  --zero:#5f8500;
  --double:#6b7280;
  --ink-contrast:#ffffff;   /* on neutral ink surfaces */
  --ink-hover:#000000;
  --stroke:rgba(0,0,0,.05); /* giant ghost numerals */
  --stroke-2:rgba(0,0,0,.035);
  --card-edge:rgba(0,0,0,.06);
  --card-shadow:rgba(0,0,0,.18);
  --bar:rgba(255,255,255,.9);  /* sticky top bar / rail / dtop backdrop */

  --rail:0px;
  --maxw:1160px;
  --ease:cubic-bezier(.22,1,.36,1);
  --sans:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --grot:'Space Grotesk',var(--sans);
  --mono:'JetBrains Mono',ui-monospace,Menlo,monospace;
}

/* ── DARK THEME (default) ────────────────────────────────────────
   Near-black canvas (#080808) with the neon green action color and
   warm gold premium accent — the native Robinhood / noxa look. */
:root[data-theme="dark"]{
  --bg:#080808;
  --bg-2:#0d0d10;
  --ink:#ffffff;
  --muted:#9ca3af;
  --faint:#6b7280;
  --line:#20242b;
  --line-2:#2b303a;
  --panel:#141418;
  --panel-2:#1c1c22;

  --primary:#d5f919;
  --primary-hover:#e2ff3a;
  --primary-text:#d5f919;    /* lime as text on black */
  --primary-ink:#0d1500;     /* dark text on a lime fill */
  --primary-soft:rgba(213,249,25,.13);  /* subtle tint for selected / secondary states */
  --primary-glow:rgba(213,249,25,.20);
  --gold:#e6c200;
  --gold-bright:#ffd700;
  --gold-bronze:#c5a44d;
  --gold-text:#e6c200;
  --gold-gradient:linear-gradient(135deg,#ffd700,#e6c200,#c5a44d);
  --positive:#d5f919;
  --negative:#ff5a4f;

  --zero:#d5f919;
  --double:#9ca3af;
  --ink-contrast:#080808;
  --ink-hover:#ffffff;
  --stroke:rgba(255,255,255,.06);
  --stroke-2:rgba(255,255,255,.04);
  --card-edge:rgba(255,255,255,.12);
  --card-shadow:rgba(0,0,0,.6);
  --bar:rgba(8,8,8,.82);
}
/* smooth cross-fade when toggling */
html, body{ transition:background-color .35s var(--ease); }
.top,.dtop,.dcard,.flip__panel,.flip__chain,.faq details,.how__steps li,.tele,.kick,.pool__math,.acct__console{
  transition:background-color .35s var(--ease), border-color .35s var(--ease), color .35s var(--ease);
}

@media (min-width:1100px){ :root{ --rail:104px; } }

*,*::before,*::after{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; overflow-x:hidden; -webkit-text-size-adjust:100%; background:var(--bg); }
@media (prefers-reduced-motion:reduce){ html{ scroll-behavior:auto; } *{ animation-duration:.001ms!important; animation-iteration-count:1!important; transition-duration:.01ms!important; } }

body{
  font-family:var(--sans); background:var(--bg); color:var(--ink); line-height:1.55;
  overflow-x:hidden; -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  padding-left:var(--rail);
}
/* the old WebGL canvas + noise overlay are retired with the rebrand */
.fx,.noise{ display:none; }
main,.foot{ position:relative; z-index:2; }
img{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
b{ font-weight:700; }
::selection{ background:var(--primary); color:var(--primary-ink); }
:where(a,button,summary,input,[tabindex]):focus-visible{ outline:2px solid var(--primary); outline-offset:3px; border-radius:4px; }

.z{ color:var(--zero); font-weight:800; } .d{ color:var(--double); } .t-mute{ color:var(--muted); }

/* ── buttons ── */
.mag{ position:relative; display:inline-flex; align-items:center; justify-content:center; }
.btn-fill,.btn-line{ font-weight:700; font-size:.95rem; letter-spacing:-.01em; padding:.95em 1.7em; border-radius:10px; transition:transform .25s var(--ease),background .25s,color .25s,border-color .25s; }
.btn-fill{ background:var(--primary); color:var(--primary-ink); }
.btn-fill:hover{ background:var(--primary-hover); transform:translateY(-1px); }
.btn-line{ border:1px solid var(--line-2); color:var(--ink); }
.btn-line:hover{ border-color:var(--primary); color:var(--primary-text); }

/* ── top bar ── */
.top{ position:fixed; top:0; left:var(--rail); right:0; z-index:50; display:flex; align-items:center; gap:1.5rem;
  padding:1.1rem clamp(1.2rem,4vw,2.6rem); transition:background .3s,border-color .3s,padding .3s; border-bottom:1px solid transparent; }
.top.is-stuck{ background:var(--bar); backdrop-filter:blur(14px); border-bottom-color:var(--line); padding-top:.7rem; padding-bottom:.7rem; }
.top__brand{ display:flex; align-items:center; gap:.6rem; font-family:var(--grot); font-weight:700; letter-spacing:-.02em; font-size:1.05rem; }
.top__brand img{ width:30px; height:30px; }
.top__status{ margin-left:auto; display:inline-flex; align-items:center; gap:.45rem; font-family:var(--mono); font-size:.76rem; color:var(--muted); }
.top .btn-line{ padding:.6em 1.2em; font-size:.86rem; }

/* ── side index rail ── */
.rail{ position:fixed; top:0; left:0; width:var(--rail); height:100%; z-index:60; display:none; flex-direction:column;
  justify-content:center; gap:.2rem; padding:1rem .6rem; border-right:1px solid var(--line); background:var(--bar); backdrop-filter:blur(6px); }
@media (min-width:1100px){ .rail{ display:flex; } }
.rail a{ display:flex; flex-direction:column; align-items:center; gap:.15rem; padding:.7rem .3rem; color:var(--faint); transition:color .25s; position:relative; }
.rail a b{ font-family:var(--mono); font-size:.82rem; font-weight:500; }
.rail a span{ font-size:.58rem; letter-spacing:.14em; text-transform:uppercase; opacity:.75; writing-mode:vertical-rl; transform:rotate(180deg); max-height:0; overflow:hidden; transition:max-height .3s var(--ease),opacity .3s; }
.rail a:hover{ color:var(--ink); }
.rail a:hover span,.rail a.is-on span{ max-height:90px; opacity:1; }
.rail a.is-on{ color:var(--ink); }
.rail a.is-on::before{ content:''; position:absolute; left:0; top:50%; transform:translateY(-50%); width:2px; height:42px; background:var(--primary); border-radius:2px; }
.rail__app{ margin-top:.5rem; }
.rail__app b{ color:var(--ink); font-size:1rem; }
.rail__app::after{ content:''; position:absolute; left:18%; right:18%; top:-.35rem; height:1px; background:var(--line); }

/* ── shared section heads ── */
section{ position:relative; }
.sec-head{ max-width:var(--maxw); margin:0 auto; padding:0 clamp(1.2rem,4vw,3rem); }
.sec-head--center{ text-align:center; }
.sec-no{ font-family:var(--mono); font-size:.78rem; color:var(--faint); letter-spacing:.12em; }
.sec-title{ font-family:var(--grot); font-size:clamp(2.2rem,5.5vw,4rem); font-weight:700; letter-spacing:-.03em; line-height:1.02; margin-top:.6rem; }
.sec-lede{ margin-top:1.1rem; color:var(--muted); font-size:clamp(1rem,1.5vw,1.15rem); line-height:1.6; max-width:52ch; }
.sec-lede b{ color:var(--ink); }
.sec-head--center .sec-lede{ margin-inline:auto; }

/* ══════════ 00 · HERO ══════════ */
.hero{ position:relative; min-height:100svh; display:flex; flex-direction:column; justify-content:center;
  padding:5.2rem clamp(1.2rem,4vw,3rem) 2rem; overflow:hidden; }
.hero__ghost{ position:absolute; inset:0; z-index:0; display:flex; align-items:center; justify-content:flex-end; gap:1vw;
  font-family:var(--grot); font-weight:700; font-size:44vw; line-height:.8; color:transparent;
  -webkit-text-stroke:1px var(--stroke); pointer-events:none; user-select:none; padding-right:2vw; }
.hero__ghost i{ -webkit-text-stroke:1px var(--stroke-2); font-style:normal; font-size:30vw; }
.hero__inner{ position:relative; z-index:3; max-width:min(720px,100%); }
.kick{ display:inline-flex; align-items:center; gap:.55em; font-family:var(--mono); font-size:.76rem; letter-spacing:.14em;
  text-transform:uppercase; color:var(--muted); padding:.5em .95em; border:1px solid var(--line-2); border-radius:6px; background:var(--bg); }
.kick__dot{ width:.5em; height:.5em; border-radius:50%; background:var(--primary); }
.hero__brand{ font-family:var(--grot); font-weight:600; font-size:clamp(1rem,2vw,1.3rem); letter-spacing:.01em; color:var(--muted); margin:1.2rem 0 .3rem; }
.hero__title{ font-family:var(--grot); font-size:clamp(2.7rem,7.4vw,5.6rem); font-weight:700; letter-spacing:-.04em; line-height:.98; max-width:12ch; }
.hero__title .o{ color:var(--muted); font-weight:500; }
.hero__sub{ max-width:46ch; margin-top:1.4rem; color:var(--muted); font-size:clamp(1rem,1.45vw,1.15rem); line-height:1.6; }
.hero__sub b{ color:var(--ink); }
.hero__cta{ display:flex; flex-wrap:wrap; gap:.7rem; margin-top:1.7rem; }

/* spec strip */
.tele{ margin-top:2rem; max-width:680px; border:1px solid var(--line); border-radius:12px; background:var(--bg); overflow:hidden; }
.tele__grid{ display:grid; grid-template-columns:repeat(4,1fr); }
.tcell{ display:flex; flex-direction:column; gap:.25rem; padding:.9rem 1rem; border-left:1px solid var(--line); }
.tcell:first-child{ border-left:0; }
.tcell__k{ font-size:.68rem; color:var(--muted); letter-spacing:.03em; }
.tcell__v{ font-family:var(--mono); font-size:1.25rem; font-weight:700; letter-spacing:-.02em; line-height:1.1; }
.tcell__t{ font-family:var(--mono); font-size:.66rem; color:var(--faint); }
.tcell__t.z{ color:var(--ink); font-weight:500; }
.tcell__suf{ font-family:var(--mono); font-style:normal; font-weight:500; font-size:.7em; color:var(--muted); }
@media (max-width:760px){ .tele__grid{ grid-template-columns:repeat(2,1fr); } .tcell:nth-child(3){ border-left:0; } .tcell:nth-child(n+3){ border-top:1px solid var(--line); } }

/* hero stage — interactive 3-card fan, B&W documentary treatment */
.hero__stage{ position:absolute; z-index:2; right:clamp(-2rem,2vw,4rem); top:50%; transform:translateY(-46%);
  width:min(420px,40vw); display:grid; place-items:center; pointer-events:none; }
.hero__halo{ display:none; }
.hero__fan{ width:min(620px,48vw); aspect-ratio:1/1; place-items:center; }
.fcard{
  position:absolute; top:50%; left:50%;
  width:78%;
  pointer-events:auto; cursor:pointer; text-decoration:none;
  transform-origin:50% 135%;
  transition:transform .26s cubic-bezier(.2,.7,.2,1), filter .26s;
  will-change:transform;
}
.fcard img{ display:block; width:100%; height:auto; border-radius:clamp(12px,2.6%,22px);
  image-rendering:-webkit-optimize-contrast;
  filter:drop-shadow(0 18px 32px var(--card-shadow)); border:1px solid var(--card-edge); }
.fcard::before{ content:''; position:absolute; inset:-6% -4% -10% -8%; }
.fcard--0{ transform:translate(-56%,-50%) rotate(-22deg); z-index:1; }
.fcard--1{ transform:translate(-50%,-54%) rotate(0deg);   z-index:2; }
.fcard--2{ transform:translate(-50%,-50%) rotate(20deg);  z-index:3; }
.fcard:hover{ z-index:9; }
.fcard--0:hover{ transform:translate(-56%,-62%) rotate(-9deg) scale(1.06); }
.fcard--1:hover{ transform:translate(-50%,-66%) rotate(0deg)  scale(1.06); }
.fcard--2:hover{ transform:translate(-50%,-62%) rotate(8deg)  scale(1.06); }
.fcard:hover img{ filter:drop-shadow(0 26px 44px var(--card-shadow)); }
.fcard__tag{
  position:absolute; left:50%; bottom:-2.4rem; transform:translateX(-50%) translateY(6px);
  display:flex; flex-direction:column; align-items:center; gap:.1rem;
  white-space:nowrap; opacity:0; transition:opacity .25s, transform .25s; pointer-events:none;
}
.fcard:hover .fcard__tag{ opacity:1; transform:translateX(-50%) translateY(0); }
.fcard__tag b{ font:700 .9rem/1 var(--grot); color:var(--ink); letter-spacing:.02em; }
.fcard__tag i{ font:500 .68rem/1 var(--mono); color:var(--muted); font-style:normal; letter-spacing:.06em; }

/* ══════════ 01 · CARD PICKER ══════════ */
.card-sec{ max-width:var(--maxw); margin:0 auto; padding:clamp(4rem,9vw,8rem) clamp(1.2rem,4vw,3rem); }
.card-sec .sec-head{ padding:0; }
.sec-title br{ display:block; }
.picker{ display:grid; grid-template-columns:230px 1fr 280px; gap:clamp(1.4rem,3vw,3rem); align-items:center; margin-top:3rem; }
.picker__list{ list-style:none; display:flex; flex-direction:column; gap:.5rem; }
.tier-btn{ width:100%; display:flex; align-items:baseline; justify-content:space-between; gap:1rem; cursor:pointer;
  background:transparent; border:0; border-left:2px solid var(--line); padding:.85rem 0 .85rem 1.1rem; text-align:left;
  color:var(--muted); transition:color .25s,border-color .25s,padding .25s; font-family:inherit; }
.tier-btn__i{ font-family:var(--grot); font-size:1.25rem; font-weight:700; letter-spacing:-.02em; }
.tier-btn__o{ font-family:var(--mono); font-size:.82rem; }
.tier-btn:hover{ color:var(--ink); padding-left:1.4rem; }
.tier-btn.is-on{ color:var(--ink); border-left:2px solid var(--primary); }

.picker__stage{ position:relative; min-height:clamp(280px,30vw,400px); display:grid; place-items:center; }
.picker__glow{ display:none; }
.pcard{ grid-area:1/1; position:relative; max-width:100%; max-height:clamp(280px,30vw,400px); width:auto; height:auto;
  border-radius:clamp(14px,2.4vw,28px);   /* real bank-card corner radius (~3.7% of width) */
  filter:drop-shadow(0 18px 30px var(--card-shadow)); border:1px solid var(--card-edge); opacity:0; transform:translateY(20px) scale(.96);
  transition:opacity .5s var(--ease),transform .5s var(--ease); pointer-events:none; }
.pcard.is-on{ opacity:1; transform:none; }

.picker__flag{ display:inline-block; font-family:var(--grot); font-size:.64rem; font-weight:700; letter-spacing:.16em; text-transform:uppercase;
  padding:.4em .9em; border-radius:6px; background:var(--gold-gradient); color:#1a1400; margin-bottom:1rem; opacity:0; transition:opacity .3s; }
.picker__flag[data-show]{ opacity:1; }
.picker__name{ font-family:var(--grot); font-size:clamp(2rem,4vw,2.8rem); font-weight:700; letter-spacing:-.03em; line-height:1; }
.picker__desc{ color:var(--muted); margin:.9rem 0 1.6rem; line-height:1.6; min-height:3em; }
.picker__spec{ display:grid; gap:.9rem; }
.picker__spec div{ display:flex; justify-content:space-between; align-items:baseline; gap:1rem; padding-bottom:.7rem; border-bottom:1px solid var(--line); }
.picker__spec dt{ font-size:.82rem; color:var(--muted); }
.picker__spec dd{ font-family:var(--mono); font-weight:700; }

/* ══════════ 02 · THE POOL (flip) ══════════ */
.flip{ max-width:var(--maxw); margin:0 auto; padding:clamp(4rem,9vw,8rem) clamp(1.2rem,4vw,3rem); }
.flip__grid{ display:grid; grid-template-columns:1fr 1.05fr; gap:1.4rem; align-items:stretch; margin-top:3rem; max-width:880px; margin-inline:auto; }
.flip__panel,.flip__chain{ background:var(--bg); border:1px solid var(--line-2); border-radius:14px; padding:1.7rem; }
.flip__panel{ display:flex; flex-direction:column; }
.flip__row{ display:flex; align-items:center; justify-content:space-between; margin-bottom:.7rem; }
.flip__row label{ font-size:.85rem; color:var(--muted); }
.flip__amt{ font-family:var(--mono); font-size:1.6rem; font-weight:700; }
.range{ -webkit-appearance:none; appearance:none; width:100%; height:4px; border-radius:100px; outline:none; cursor:pointer;
  background:linear-gradient(90deg,var(--ink) var(--val,50%),var(--line) var(--val,50%)); }
.range::-webkit-slider-thumb{ -webkit-appearance:none; width:20px; height:20px; border-radius:50%; background:var(--ink); cursor:pointer;
  border:3px solid #fff; box-shadow:0 0 0 1px var(--ink),0 2px 8px rgba(0,0,0,.25); transition:transform .15s; }
.range::-webkit-slider-thumb:hover{ transform:scale(1.1); }
.range::-moz-range-thumb{ width:20px; height:20px; border:3px solid #fff; border-radius:50%; background:var(--ink); box-shadow:0 0 0 1px var(--ink); }
.range:focus-visible::-webkit-slider-thumb{ box-shadow:0 0 0 2px var(--ink); }
.range__ends{ display:flex; justify-content:space-between; font-family:var(--mono); font-size:.72rem; color:var(--muted); margin-top:.5rem; }
.flip__read{ display:grid; gap:.6rem; margin:1.4rem 0; padding:1rem; border-radius:10px; background:var(--panel); border:1px solid var(--line); }
.flip__read div{ display:flex; align-items:center; justify-content:space-between; }
.flip__read span{ font-size:.85rem; color:var(--muted); }
.flip__read b{ font-family:var(--mono); font-size:1.05rem; }
.flip__go{ margin-top:auto; width:100%; cursor:pointer; border:0; border-radius:10px; padding:1.05em 1.5em; color:var(--ink-contrast); font-family:inherit;
  font-weight:800; font-size:1.02rem; background:var(--ink);
  transition:transform .2s var(--ease),background .2s; }
.flip__go:hover{ transform:translateY(-1px); background:var(--ink-hover); }
.flip__go[disabled]{ opacity:.45; cursor:not-allowed; transform:none; }
.flip__note{ font-size:.78rem; color:var(--muted); text-align:center; margin-top:.9rem; line-height:1.5; }

.flip__chain{ display:flex; flex-direction:column; }
.chain__top{ display:flex; align-items:center; justify-content:space-between; font-family:var(--grot); font-size:.8rem; color:var(--muted);
  letter-spacing:.04em; padding-bottom:.9rem; border-bottom:1px solid var(--line); }
.chain__state{ font-family:var(--mono); font-size:.72rem; padding:.2em .6em; border-radius:6px; border:1px solid var(--line-2); }
.chain__state.s-live{ color:var(--ink); border-color:var(--ink); }
.chain__state.s-h{ color:var(--ink-contrast); background:var(--ink); border-color:var(--ink); }
.chain__state.s-t{ color:var(--muted); border-color:var(--line-2); }
.chain__verdict{ flex:1; display:flex; flex-direction:column; justify-content:center; padding:1.4rem 0; min-height:150px; }
.chain__idle{ color:var(--muted); }
.chain__mult{ font-family:var(--grot); font-size:clamp(3rem,8vw,4.4rem); font-weight:700; letter-spacing:-.04em; line-height:.95; }
.chain__big{ font-family:var(--grot); font-size:1.5rem; font-weight:700; letter-spacing:-.02em; line-height:1.1; margin-top:.2rem; }
.chain__small{ color:var(--muted); font-size:.9rem; margin-top:.25rem; }
.chain__meta{ display:grid; gap:.5rem; padding:1rem 0; border-top:1px solid var(--line); }
.chain__meta div{ display:flex; justify-content:space-between; gap:1rem; }
.chain__meta dt{ font-size:.76rem; color:var(--muted); }
.chain__meta dd{ font-family:var(--mono); font-size:.74rem; color:var(--ink); max-width:58%; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.chain__tally{ display:grid; grid-template-columns:repeat(3,1fr); gap:.5rem; padding-top:1rem; border-top:1px solid var(--line); }
.chain__tally div{ display:flex; flex-direction:column; }
.chain__tally b{ font-family:var(--mono); font-size:1.05rem; }
.chain__tally span{ font-size:.7rem; color:var(--muted); }

/* ══════════ 03 · POOL FUND ══════════ */
.pool{ max-width:var(--maxw); margin:0 auto; padding:clamp(4rem,9vw,8rem) clamp(1.2rem,4vw,3rem); }
.pool__grid{ display:grid; grid-template-columns:1.1fr 1fr; gap:clamp(1.5rem,4vw,3rem); margin-top:3rem; align-items:start; }
.pool__math{ display:grid; gap:0; border:1px solid var(--line-2); border-radius:14px; overflow:hidden; }
.pool__row{ display:flex; align-items:center; justify-content:space-between; gap:1rem; padding:1.2rem 1.4rem; border-top:1px solid var(--line); background:var(--panel); }
.pool__row:first-child{ border-top:0; }
.pool__row--sum{ background:var(--primary-soft); color:var(--ink); }
.pool__row--sum .pool__v{ color:var(--primary-text); }
.pool__row--sum .pool__k{ color:var(--muted); }
.pool__k{ font-size:.85rem; color:var(--muted); }
.pool__v{ font-family:var(--mono); font-weight:700; font-size:1.15rem; letter-spacing:-.01em; }
.pool__note{ margin-top:1.2rem; font-size:.85rem; color:var(--muted); line-height:1.6; max-width:44ch; }
.pool__note b{ color:var(--ink); }
.pool__quote{ font-family:var(--grot); font-size:clamp(1.5rem,3vw,2.1rem); font-weight:700; letter-spacing:-.02em; line-height:1.2; }
.pool__addr{ margin-top:1.6rem; padding:1rem 1.2rem; border:1px dashed var(--line-2); border-radius:10px; }
.pool__addr span{ display:block; font-family:var(--mono); font-size:.66rem; letter-spacing:.08em; text-transform:uppercase; color:var(--muted); margin-bottom:.4rem; }
.pool__addr code{ font-family:var(--mono); font-size:.78rem; word-break:break-all; line-height:1.4; }
.pool__addr a{ display:inline-block; margin-top:.6rem; font-size:.78rem; font-weight:600; color:var(--primary-text); border-bottom:1px solid var(--primary); }

/* ══════════ 03 · FLOW ══════════ */
.how{ max-width:var(--maxw); margin:0 auto; padding:clamp(4rem,8vw,7rem) clamp(1.2rem,4vw,3rem); }
.how__steps{ list-style:none; display:grid; grid-template-columns:repeat(3,1fr); gap:1.2rem; margin-top:3rem; }
.how__steps li{ padding:1.8rem; border-radius:14px; border:1px solid var(--line-2); background:var(--bg); position:relative; overflow:hidden;
  transition:transform .3s var(--ease),border-color .3s; }
.how__steps li:hover{ transform:translateY(-4px); border-color:var(--primary); }
.how__n{ font-family:var(--mono); font-size:.8rem; color:var(--faint); }
.how__steps h3{ font-family:var(--grot); font-size:1.4rem; font-weight:700; letter-spacing:-.02em; margin:.6rem 0 .5rem; }
.how__steps p{ color:var(--muted); font-size:.95rem; line-height:1.6; }
.how__steps b{ color:var(--ink); }

/* ══════════ FAQ ══════════ */
.faq{ max-width:860px; margin:0 auto; padding:clamp(4rem,8vw,7rem) clamp(1.2rem,4vw,3rem); }
.faq__list{ display:grid; gap:.8rem; margin-top:3rem; }
.faq details{ border:1px solid var(--line-2); border-radius:12px; background:var(--bg); overflow:hidden; transition:border-color .25s; }
.faq details[open]{ border-color:var(--primary); }
.faq summary{ list-style:none; cursor:pointer; padding:1.2rem 1.4rem; font-weight:700; font-size:1.02rem; display:flex; align-items:center; justify-content:space-between; gap:1rem; }
.faq summary::-webkit-details-marker{ display:none; }
.faq summary i{ width:1.05rem; height:1.05rem; position:relative; flex:0 0 auto; }
.faq summary i::before,.faq summary i::after{ content:''; position:absolute; background:var(--ink); border-radius:2px; transition:transform .3s var(--ease); }
.faq summary i::before{ top:50%; left:0; width:100%; height:2px; transform:translateY(-50%); }
.faq summary i::after{ left:50%; top:0; height:100%; width:2px; transform:translateX(-50%); }
.faq details[open] summary i::after{ transform:translateX(-50%) scaleY(0); }
.faq details p{ padding:0 1.4rem 1.3rem; color:var(--muted); line-height:1.65; font-size:.95rem; }

/* ══════════ CTA / END ══════════ */
.end{ position:relative; text-align:center; padding:clamp(5rem,12vw,9rem) clamp(1.2rem,4vw,3rem); overflow:hidden; color:var(--ink); border-top:1px solid var(--primary); }
.end__num{ position:absolute; inset:0; display:flex; align-items:center; justify-content:center; gap:2vw; z-index:0;
  font-family:var(--grot); font-weight:700; font-size:34vw; line-height:1; color:transparent; -webkit-text-stroke:1px var(--stroke); pointer-events:none; }
.end__num span{ -webkit-text-stroke:1px var(--stroke-2); }
.end__h{ position:relative; z-index:1; font-family:var(--grot); font-size:clamp(2.4rem,7vw,5rem); font-weight:700; letter-spacing:-.03em; line-height:1.05; }
.end__p{ position:relative; z-index:1; color:var(--muted); margin:1.2rem auto 0; max-width:38ch; font-size:1.08rem; }
.end__cta{ position:relative; z-index:1; display:flex; gap:.8rem; justify-content:center; flex-wrap:wrap; margin-top:2.2rem; }
.end .btn-fill{ background:var(--primary); color:var(--primary-ink); }
.end .btn-fill:hover{ background:var(--primary-hover); }
.end .btn-line{ border-color:var(--line-2); color:var(--ink); }
.end .btn-line:hover{ border-color:var(--primary); color:var(--primary-text); }

/* ══════════ FOOTER ══════════ */
.foot{ border-top:1px solid var(--line); padding:clamp(3rem,6vw,5rem) clamp(1.2rem,4vw,3rem) 2rem; }
.foot__main{ max-width:var(--maxw); margin:0 auto; display:grid; grid-template-columns:2fr 1fr 1fr 1fr 1fr; gap:2rem; }
.foot__brand img{ width:38px; height:38px; }
.foot__brand p{ color:var(--muted); margin-top:1rem; max-width:24rem; font-size:.95rem; }
.foot nav h5{ font-size:.78rem; text-transform:uppercase; letter-spacing:.1em; color:var(--faint); margin-bottom:1rem; }
.foot nav a{ display:block; color:var(--muted); font-size:.92rem; padding:.3rem 0; transition:color .2s; }
.foot nav a:hover{ color:var(--ink); }
.foot__base{ max-width:var(--maxw); margin:2.5rem auto 0; padding-top:1.5rem; border-top:1px solid var(--line); display:flex; flex-wrap:wrap; gap:1rem; justify-content:space-between; font-size:.78rem; color:var(--faint); }
.foot__legal{ max-width:42rem; }

/* ── stock-token chips (landing) ── */
.stock-row{ display:flex; gap:1rem; justify-content:center; flex-wrap:wrap; margin-top:2.6rem; }
.stock-chip{ display:flex; flex-direction:column; align-items:center; gap:.25rem; min-width:150px; padding:1.3rem 1.9rem;
  border:1px solid var(--line-2); border-radius:14px; background:var(--panel); transition:border-color .25s,transform .25s; }
.stock-chip:hover{ border-color:var(--primary); transform:translateY(-3px); }
.stock-chip b{ font-family:var(--grot); font-size:1.5rem; letter-spacing:-.01em; color:var(--primary-text); }
.stock-chip span{ font-size:.85rem; color:var(--muted); }

/* ── reveal ── */
[data-reveal]{ opacity:0; transform:translateY(22px); transition:opacity .6s var(--ease),transform .6s var(--ease); }
[data-reveal].in{ opacity:1; transform:none; }

/* ══════════ RESPONSIVE ══════════ */
@media (max-width:1099px){
  .picker{ grid-template-columns:200px 1fr; }
  .picker__meta{ grid-column:1/-1; display:grid; grid-template-columns:1fr 1fr; gap:1rem 2rem; align-items:start; }
  .picker__desc{ grid-column:1; min-height:0; } .picker__spec{ grid-column:2; }
}
@media (max-width:980px){
  .flip__grid{ grid-template-columns:1fr; }
  .pool__grid{ grid-template-columns:1fr; }
  .acct__grid{ grid-template-columns:1fr; }
  .acct__show{ order:-1; }
}
@media (max-width:760px){
  .top__status{ display:none; }
  .hero{ padding-top:7rem; }
  .hero__stage{ position:relative; right:auto; top:auto; transform:none; width:min(300px,72%); margin-top:2.4rem; }
  .hero__fan{ position:relative; right:auto; top:auto; transform:none; width:min(420px,90%); margin:2.4rem auto 1rem; aspect-ratio:4/3; }
  .fcard__tag{ display:none; }
  .hero__ghost{ font-size:64vw; opacity:.7; }
  .how__steps{ grid-template-columns:1fr; }
  .picker{ grid-template-columns:1fr; }
  .picker__list{ flex-direction:row; flex-wrap:wrap; gap:.4rem; }
  .tier-btn{ flex:1 1 44%; border-left:0; border-top:2px solid var(--line); padding:.7rem .9rem; flex-direction:column; align-items:flex-start; gap:.2rem; }
  .tier-btn.is-on{ border-top:2px solid var(--primary); border-left:0; }
  .tier-btn:hover{ padding-left:.9rem; }
  .picker__meta{ grid-template-columns:1fr; }
  .picker__spec{ grid-column:1; }
}
@media (max-width:620px){
  .acct__tiers{ grid-template-columns:repeat(2,1fr); }
  .foot__main{ grid-template-columns:1fr 1fr; }
  .foot__brand{ grid-column:1/-1; }
}

/* ══════════════════════════════════════
   ACCOUNT DASHBOARD (app.html)
   ══════════════════════════════════════ */
body.dapp{ padding-left:0; background:var(--bg); }
.dtop{ position:fixed; top:0; left:0; right:0; z-index:50; display:flex; align-items:center; gap:1.2rem;
  padding:.85rem clamp(1.2rem,4vw,2.4rem); background:var(--bar); backdrop-filter:blur(14px); border-bottom:1px solid var(--line); }
.dtop__back{ font-size:.85rem; color:var(--muted); transition:color .2s; }
.dtop__back:hover{ color:var(--ink); }
.dtop__wallet{ margin-left:auto; display:flex; align-items:center; gap:.8rem; }

.dash{ max-width:1120px; margin:0 auto; padding:6rem clamp(1.2rem,4vw,2.4rem) 5rem; position:relative; z-index:2; }
.dash__head{ margin-bottom:2rem; }
.dash__head .sec-no{ font-family:var(--mono); font-size:.8rem; color:var(--faint); letter-spacing:.1em; }
.dash__head h1{ font-family:var(--grot); font-size:clamp(2.2rem,5vw,3.4rem); font-weight:700; letter-spacing:-.03em; line-height:1; margin-top:.5rem; }
.dash__head p{ color:var(--muted); margin-top:.8rem; max-width:52ch; }

.dash__grid{ display:grid; grid-template-columns:1fr 1fr; gap:1.1rem; }
.dcard{ border:1px solid var(--line-2); border-radius:14px; background:var(--bg); padding:1.5rem; }
.dcard--issue{ grid-column:span 2; }
.dcard__k{ display:flex; align-items:center; gap:.5rem; font-family:var(--grot); font-size:.74rem; letter-spacing:.1em; text-transform:uppercase; color:var(--muted); margin-bottom:1.1rem; }
.dcard__k em{ font-style:normal; color:var(--faint); font-family:var(--mono); letter-spacing:0; }

/* balance */
.bal__big{ font-family:var(--mono); font-weight:700; font-size:clamp(2rem,5vw,2.8rem); letter-spacing:-.02em; line-height:1; display:flex; align-items:baseline; gap:.1em; flex-wrap:wrap; }
.bal__big span{ font-family:var(--sans); font-size:.7rem; font-weight:500; color:var(--muted); letter-spacing:0; margin-left:.5rem; }
.bal__rows{ display:grid; grid-template-columns:1fr 1fr; gap:.7rem; margin:1.1rem 0 1.4rem; }
.bal__rows div{ border:1px solid var(--line); border-radius:10px; padding:.7rem .9rem; background:var(--panel); }
.bal__rows span{ display:block; font-size:.7rem; color:var(--muted); }
.bal__rows b{ font-family:var(--mono); font-size:1.05rem; }
.topup{ border-top:1px solid var(--line); padding-top:1.1rem; }
.topup .dcard__k{ margin-bottom:.7rem; }
.topup__row{ display:flex; gap:.6rem; margin-bottom:.7rem; }
.topup__in{ flex:1; min-width:0; background:var(--bg); border:1px solid var(--line-2); border-radius:10px; color:var(--ink); font-family:var(--mono); font-size:1rem; padding:.65em .9em; outline:none; }
.topup__in:focus{ border-color:var(--primary); }
.topup__seg{ display:flex; gap:.3rem; flex-wrap:wrap; justify-content:flex-end; }
.topup__seg button{ cursor:pointer; font-family:inherit; font-size:.8rem; font-weight:600; padding:.5em .8em; border-radius:8px; border:1px solid var(--line); background:transparent; color:var(--muted); transition:.2s; }
.topup__seg button.is-on{ color:var(--primary-text); border-color:var(--primary); background:var(--primary-soft); }
.topup__seg button[disabled]{ opacity:.4; cursor:not-allowed; }
.topup__treasury{ margin-top:.9rem; padding:.7rem .9rem; border:1px dashed var(--line-2); border-radius:10px; background:var(--panel); }
.topup__addr{ display:flex; gap:.4rem; align-items:center; margin-top:.35rem; }
.topup__addr code{ flex:1; font-family:var(--mono); font-size:.7rem; color:var(--ink); word-break:break-all; line-height:1.3; }
.topup__copy{ flex-shrink:0; cursor:pointer; font-family:inherit; font-size:.7rem; font-weight:600; padding:.35em .7em; border-radius:6px; border:1px solid var(--line-2); background:transparent; color:var(--muted); transition:.2s; }
.topup__copy:hover{ color:var(--ink); border-color:var(--ink); }
.topup__copy.copied{ color:var(--primary-ink); background:var(--primary); border-color:var(--primary); }
.topup__hint{ display:block; margin-top:.5rem; font-size:.65rem; color:var(--muted); line-height:1.4; }
.dbtn{ width:100%; cursor:pointer; font-family:inherit; font-weight:700; font-size:.95rem; padding:.85em 1.2em; border-radius:10px; border:1px solid var(--primary); background:var(--primary); color:var(--primary-ink); transition:.25s; }
.dbtn:hover:not([disabled]){ background:var(--primary-hover); }
.dbtn[disabled]{ opacity:.45; cursor:not-allowed; }

/* stats */
.stats{ display:grid; grid-template-columns:1fr 1fr; gap:.8rem; }
.stat{ border:1px solid var(--line); border-radius:10px; padding:.9rem 1rem; background:var(--panel); }
.stat b{ display:block; font-family:var(--mono); font-weight:700; font-size:1.5rem; letter-spacing:-.02em; }
.stat span{ font-size:.74rem; color:var(--muted); }
.winrate{ margin-top:1.1rem; }
.winrate__bar{ height:6px; border-radius:100px; background:var(--line); overflow:hidden; }
.winrate__bar i{ display:block; height:100%; width:0; border-radius:100px; background:var(--primary); transition:width 1s var(--ease); }
.winrate__lab{ display:flex; justify-content:space-between; margin-top:.5rem; font-size:.78rem; }

/* wallet pill */
.acct__addr{ display:flex; align-items:center; gap:.5rem; font-weight:700; font-size:.95rem; }
.acct__addr i{ width:.55rem; height:.55rem; border-radius:50%; background:var(--faint); }
.acct__addr.on i{ background:var(--primary); }
.acct__addr code{ font-family:var(--mono); font-weight:500; font-size:.82rem; color:var(--muted); }
.acct__connect{ cursor:pointer; font-family:inherit; font-weight:700; font-size:.86rem; padding:.6em 1.1em; border-radius:10px; border:1px solid var(--primary); background:var(--primary); color:var(--primary-ink); transition:.25s; }
.acct__connect:hover{ background:var(--primary-hover); }
.acct__connect.on{ background:transparent; color:var(--ink); border-color:var(--line-2); }

/* issue console */
.acct__grid{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(1.5rem,4vw,3rem); align-items:center; margin-top:3rem; }
.acct__grid--dash{ margin-top:0; grid-template-columns:1fr 1.1fr; align-items:center; }
.acct__show{ position:relative; display:grid; place-items:center; min-height:clamp(280px,32vw,400px); padding:1.5rem; }
.acct__glow{ display:none; }
.acct__card{ position:relative; z-index:1; max-width:100%; max-height:clamp(260px,28vw,360px); width:auto; height:auto;
  border-radius:clamp(12px,2.2vw,24px);   /* real bank-card corner radius */
  filter:drop-shadow(0 16px 28px var(--card-shadow)); border:1px solid var(--card-edge); transition:opacity .4s var(--ease), transform .4s var(--ease); }
.acct__card.swap{ opacity:0; transform:translateY(14px) scale(.96); }
.acct__pan{ position:relative; z-index:1; margin-top:1.2rem; display:flex; flex-direction:column; align-items:center; gap:.3rem; text-align:center; }
.acct__pan #acctPan{ font-family:var(--mono); letter-spacing:.12em; font-size:.95rem; color:var(--ink); }
.acct__panh{ font-family:var(--mono); font-size:.72rem; color:var(--muted); padding:.2em .7em; border:1px solid var(--line-2); border-radius:6px; }
.acct__panh.live{ color:var(--primary-ink); background:var(--primary); border-color:var(--primary); }
.acct__console{ border:1px solid var(--line-2); border-radius:14px; background:var(--bg); padding:1.6rem; display:flex; flex-direction:column; gap:1.1rem; }
.acct__console--bare{ border:0; background:none; padding:0; }
.acct__k{ display:block; font-family:var(--grot); font-size:.72rem; letter-spacing:.1em; text-transform:uppercase; color:var(--muted); margin-bottom:.5rem; }
.acct__tiers{ display:grid; grid-template-columns:repeat(4,1fr); gap:.5rem; }
.acct__tiers button{ cursor:pointer; font-family:inherit; font-size:.82rem; font-weight:600; padding:.6em .3em; border-radius:8px; border:1px solid var(--line-2); background:transparent; color:var(--muted); transition:.2s; }
.acct__tiers button:hover{ color:var(--ink); border-color:var(--ink); }
.acct__tiers button.is-on{ color:var(--primary-text); background:var(--primary-soft); border-color:var(--primary); font-weight:700; }
.acct__seg{ display:grid; grid-template-columns:1fr 1fr; gap:.5rem; }
.acct__seg button{ cursor:pointer; font-family:inherit; font-size:.85rem; font-weight:600; padding:.7em; border-radius:8px; border:1px solid var(--line-2); background:transparent; color:var(--muted); transition:.2s; }
.acct__seg button:hover{ color:var(--ink); }
.acct__seg button.is-on{ color:var(--ink); border-color:var(--primary); background:var(--panel); }
.acct__seg button:disabled{ opacity:.4; cursor:not-allowed; }
.acct__seg button:disabled:hover{ color:var(--muted); }
.acct__sum{ display:grid; gap:.6rem; padding:1rem; border-radius:10px; background:var(--panel); border:1px solid var(--line); }
.acct__sum div{ display:flex; align-items:center; justify-content:space-between; }
.acct__sum dt{ font-size:.85rem; color:var(--muted); }
.acct__sum dd{ font-family:var(--mono); font-weight:700; }
.acct__buy{ width:100%; cursor:pointer; border:0; border-radius:10px; padding:1.05em 1.5em; font-family:inherit; font-weight:800; font-size:1.02rem;
  background:var(--primary); color:var(--primary-ink); transition:transform .2s var(--ease), background .2s, opacity .2s; }
.acct__buy:hover:not([disabled]){ transform:translateY(-1px); background:var(--primary-hover); }
.acct__buy[disabled]{ opacity:.45; cursor:not-allowed; }
.acct__buy.done{ background:transparent; color:var(--primary-text); border:1px solid var(--primary); }
.acct__note{ font-size:.78rem; color:var(--muted); text-align:center; line-height:1.5; }
.acct__note.warn{ color:var(--ink); font-weight:700; }
@media (max-width:640px){ .acct__grid--dash{ grid-template-columns:1fr; } }

/* my cards */
.mycards{ display:flex; flex-direction:column; gap:.7rem; }
.mycards__empty,.activity__empty{ color:var(--muted); font-size:.9rem; padding:1.4rem 0; text-align:center; }
.mycard{ display:flex; align-items:center; gap:1rem; padding:.7rem; border:1px solid var(--line); border-radius:12px; background:var(--panel); }
.mycard__art{ width:96px; flex:0 0 auto; display:grid; place-items:center; }
.mycard__art img{ width:100%; height:auto; border-radius:6px; filter:drop-shadow(0 6px 12px var(--card-shadow)); border:1px solid var(--card-edge); }
.mycard__info{ display:flex; flex-direction:column; gap:.2rem; min-width:0; }
.mycard__info b{ display:flex; align-items:center; gap:.6rem; font-size:1.02rem; }
.mycard__tag{ font-style:normal; font-family:var(--grot); font-size:.62rem; letter-spacing:.1em; text-transform:uppercase; color:var(--muted); padding:.2em .55em; border:1px solid var(--line-2); border-radius:6px; }
.mycard__pan{ font-family:var(--mono); font-size:.82rem; color:var(--muted); }
.mycard__st{ font-family:var(--mono); font-size:.74rem; color:var(--muted); }
.mycard__details{ font-family:var(--mono); font-size:13px; line-height:1.6; color:var(--ink); margin-top:6px; }

/* card action buttons */
.mycard__btns{ display:flex; gap:.55rem; margin-top:.7rem; flex-wrap:wrap; align-items:center; }
.mc-btn{
  position:relative; display:inline-flex; align-items:center; gap:.45rem;
  border:0; cursor:pointer; user-select:none;
  font:600 12px/1 var(--mono);
  letter-spacing:.06em; text-transform:uppercase;
  padding:.62rem .95rem; border-radius:8px;
  transition:transform .15s var(--ease), background .2s, color .2s, border-color .2s;
}
.mc-btn:focus-visible{ outline:2px solid var(--primary); outline-offset:2px; }
.mc-btn:active{ transform:translateY(1px); }
.mc-btn--ghost{ background:transparent; color:var(--muted); border:1px solid var(--line-2); }
.mc-btn--ghost:hover{ color:var(--ink); border-color:var(--ink); }
.mc-btn--primary{ color:var(--primary-ink); font-weight:800; letter-spacing:.08em; background:var(--primary); }
.mc-btn--primary:hover{ transform:translateY(-1px); background:var(--primary-hover); }
.mc-btn--primary:disabled{ opacity:.45; cursor:not-allowed; transform:none; }
.mc-btn--primary .mc-btn__spin{ font-style:normal; font-size:13px; line-height:1; display:inline-block; transition:transform .35s var(--ease); }
.mc-btn--primary:hover .mc-btn__spin{ transform:rotate(180deg); }

/* activity */
.activity{ list-style:none; display:flex; flex-direction:column; }
.act{ display:flex; align-items:center; gap:.8rem; padding:.8rem 0; border-bottom:1px solid var(--line); }
.act:last-child{ border-bottom:0; }
.act__i{ width:.65rem; height:.65rem; border-radius:50%; flex:0 0 auto; background:var(--line-2); }
.act__i--topup{ background:var(--primary); } .act__i--issue{ background:var(--gold); } .act__i--spend{ background:var(--line-2); }
.act__d{ flex:1; min-width:0; font-size:.92rem; display:flex; flex-direction:column; }
.act__d em{ font-style:normal; font-size:.72rem; color:var(--faint); }
.act__a{ font-family:var(--mono); font-size:.9rem; font-weight:700; }

.dtop .top__brand span{ white-space:nowrap; }
@media (max-width:760px){
  .dtop__back{ display:none; }
  .dash__grid{ grid-template-columns:1fr; }
  .dcard--issue{ grid-column:1; }
}
@media (max-width:520px){
  .dtop .acct__addr{ display:none; }
  .dtop{ gap:.8rem; }
}

/* ══════════════════════════════════════════════════════════════
   THEMING EXTRAS — logo invert, theme toggle, animated background
   ══════════════════════════════════════════════════════════════ */

/* The brand mark is a green SVG that reads on both themes — no invert needed. */
.top__brand img,.dtop .top__brand img,.foot__brand img{ width:26px; height:26px; object-fit:contain; }

/* ── Theme toggle button (top bar) ─────────────────────────────── */
.theme-tog{
  --sz:38px;
  width:var(--sz); height:var(--sz); flex:0 0 auto;
  display:inline-grid; place-items:center; cursor:pointer;
  border:1px solid var(--line-2); border-radius:10px; background:transparent;
  color:var(--ink); transition:background .2s, border-color .2s, transform .2s;
  position:relative; overflow:hidden;
}
.theme-tog:hover{ border-color:var(--ink); }
.theme-tog:active{ transform:scale(.94); }
.theme-tog svg{ width:18px; height:18px; display:block; transition:opacity .25s, transform .3s var(--ease); }
/* show sun in dark (tap → go light), moon in light (tap → go dark) */
.theme-tog .ico-sun{ position:absolute; opacity:0; transform:rotate(-90deg) scale(.6); }
.theme-tog .ico-moon{ opacity:1; transform:none; }
:root[data-theme="dark"] .theme-tog .ico-sun{ opacity:1; transform:none; }
:root[data-theme="dark"] .theme-tog .ico-moon{ opacity:0; transform:rotate(90deg) scale(.6); }
/* in the landing top bar the toggle sits before the CTA */
.top .theme-tog{ margin-left:.2rem; }
.dtop .theme-tog{ margin-left:.2rem; }

/* ── Social (X / Twitter) icon button ─────────────────────────── */
.social-btn{ width:38px; height:38px; flex:0 0 auto; display:inline-grid; place-items:center; cursor:pointer;
  border:1px solid var(--line-2); border-radius:10px; background:transparent; color:var(--ink);
  transition:background .2s, border-color .2s, color .2s, transform .2s; }
.social-btn:hover{ border-color:var(--primary); color:var(--primary-text); }
.social-btn:active{ transform:scale(.94); }
.social-btn svg{ width:16px; height:16px; display:block; }
.foot__brand .social-btn{ margin-top:1.1rem; }

/* ── Animated background — drifting aurora blobs ────────────────
   Three large, heavily-blurred monochrome blobs that slowly drift
   on independent loops. Pure CSS transforms → GPU-composited, cheap,
   and unmistakably in motion. Theme-aware via tokens; content sits
   above (main is z-index:2). Paused (static) under reduced-motion. */
:root{
  --aurora-1:rgba(213,249,25,.05);
  --aurora-2:rgba(0,0,0,.03);
  --aurora-3:rgba(213,249,25,.035);
}
:root[data-theme="dark"]{
  --aurora-1:rgba(213,249,25,.06);
  --aurora-2:rgba(255,255,255,.03);
  --aurora-3:rgba(213,249,25,.045);
}
.aurora{ position:fixed; inset:0; z-index:0; overflow:hidden; pointer-events:none; }
/* heavy blur + very gradual radial falloff = gentle, edgeless clouds */
.aurora span{ position:absolute; border-radius:50%; filter:blur(110px); will-change:transform; }
.aurora span:nth-child(1){ width:64vw; height:64vw; left:-8vw; top:-14vw;
  background:radial-gradient(circle at 50% 50%, var(--aurora-1), transparent 78%);
  animation:aur1 22s ease-in-out infinite; }
.aurora span:nth-child(2){ width:58vw; height:58vw; right:-10vw; top:2vw;
  background:radial-gradient(circle at 50% 50%, var(--aurora-2), transparent 76%);
  animation:aur2 27s ease-in-out infinite; }
.aurora span:nth-child(3){ width:50vw; height:50vw; left:24vw; bottom:-16vw;
  background:radial-gradient(circle at 50% 50%, var(--aurora-3), transparent 80%);
  animation:aur3 32s ease-in-out infinite; }
@keyframes aur1{ 0%,100%{ transform:translate(0,0) scale(1); } 33%{ transform:translate(26vw,14vh) scale(1.2); } 66%{ transform:translate(12vw,34vh) scale(.9); } }
@keyframes aur2{ 0%,100%{ transform:translate(0,0) scale(1); } 40%{ transform:translate(-24vw,20vh) scale(1.18); } 70%{ transform:translate(-6vw,-12vh) scale(.92); } }
@keyframes aur3{ 0%,100%{ transform:translate(0,0) scale(1); } 50%{ transform:translate(-18vw,-26vh) scale(1.25); } }
@media (prefers-reduced-motion:reduce){ .aurora span{ animation:none; } }