/* AlphaTrade marketing site — same language as the console: pure black, one accent. */

:root{
  --bg:#000;--surface:#0b0b0c;--surface-2:#111113;--surface-3:#17171a;
  --line:#1e1e22;--line-soft:#161619;
  --text:#ededf0;--text-dim:#9a9aa4;--text-faint:#5e5e68;
  --accent:#3ddc84;--up:#3ddc84;--down:#ff5a68;--warn:#ffb636;
  --radius:16px;--radius-sm:10px;
  --mono:ui-monospace,"SF Mono","JetBrains Mono",Menlo,monospace;
  --sans:-apple-system,BlinkMacSystemFont,"Inter","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;letter-spacing:-.025em;font-weight:650;line-height:1.15}
.muted{color:var(--text-faint)}
.up{color:var(--up)}.down{color:var(--down)}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
::selection{background:rgba(61,220,132,.25)}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:28px;
  padding:0 28px;height:66px;background:rgba(0,0,0,.78);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft)}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:650;font-size:16px;letter-spacing:-.02em}
.brand-mark{width:27px;height:27px;border-radius:8px;display:grid;place-items:center;flex:none;
  background:linear-gradient(140deg,#1a2f24,#0d130f);border:1px solid #23392c;color:var(--accent);font-size:13px;font-weight:700}
.nav-links{display:flex;gap:22px;margin-left:12px}
.nav-links a{color:var(--text-dim);font-size:14px;transition:color .14s}
.nav-links a:hover{color:var(--text)}
.nav-cta{margin-left:auto;display:flex;gap:9px;align-items:center}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:9px 17px;
  border-radius:10px;border:1px solid var(--line);background:var(--surface-2);color:var(--text);
  font-family:inherit;font-size:14px;font-weight:550;cursor:pointer;white-space:nowrap;
  transition:background .15s,border-color .15s,transform .1s}
.btn:hover{background:var(--surface-3);border-color:#2a2a30}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#04140b;font-weight:640}
.btn.primary:hover{background:#4ae691;border-color:#4ae691}
.btn.ghost{background:transparent}
.btn.lg{padding:13px 24px;font-size:15px;border-radius:12px}

/* ---------- hero ---------- */
.hero{padding:96px 28px 0;text-align:center;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;top:-320px;left:50%;transform:translateX(-50%);
  width:1000px;height:620px;border-radius:50%;pointer-events:none;
  background:radial-gradient(ellipse at center,rgba(61,220,132,.10),transparent 68%)}
.hero-inner{max-width:820px;margin:0 auto;position:relative}
.eyebrow{display:inline-block;padding:5px 13px;border-radius:999px;font-size:12px;font-weight:600;
  letter-spacing:.03em;color:var(--accent);background:rgba(61,220,132,.08);border:1px solid rgba(61,220,132,.22)}
.hero h1{font-size:clamp(38px,6.2vw,66px);margin:24px 0 0}
.hero h1 em{font-style:normal;color:var(--accent)}
.lede{font-size:clamp(16px,2.1vw,19px);color:var(--text-dim);margin:22px auto 0;max-width:660px}
.hero-cta{display:flex;gap:12px;justify-content:center;margin-top:34px;flex-wrap:wrap}
.hero-note{font-size:13px;color:var(--text-faint);margin-top:18px}

.ticker-strip{display:flex;gap:26px;justify-content:center;flex-wrap:wrap;margin:56px auto 0;
  max-width:900px;padding:14px 20px;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.tick{display:inline-flex;align-items:baseline;gap:8px}
.t-label{font-size:11px;font-weight:650;letter-spacing:.07em;text-transform:uppercase;color:var(--text-faint)}
.t-price{font-family:var(--mono);font-size:14px;font-variant-numeric:tabular-nums}
.t-chg{font-family:var(--mono);font-size:11.5px}

/* ---------- sections ---------- */
.section{max-width:1160px;margin:0 auto;padding:96px 28px}
.section-head{text-align:center;margin-bottom:44px}
.section-head h2{font-size:clamp(27px,3.6vw,38px)}
.section-head p{color:var(--text-faint);margin:12px 0 0;font-size:16px}

/* ---------- browser mock ---------- */
.shot{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--surface);
  box-shadow:0 30px 90px rgba(0,0,0,.62)}
.shot-chrome{display:flex;align-items:center;gap:7px;padding:11px 15px;background:#0e0e10;border-bottom:1px solid var(--line)}
.dot{width:10px;height:10px;border-radius:50%;flex:none}
.dot.r{background:#3a2226}.dot.y{background:#3a3222}.dot.g{background:#223a2a}
.shot-url{margin-left:12px;font-family:var(--mono);font-size:11.5px;color:var(--text-faint)}
.shot-body{padding:20px;display:flex;flex-direction:column;gap:14px;background:#050506}

.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px}
.kpi{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px}
.k-label{font-size:10.5px;text-transform:uppercase;letter-spacing:.08em;color:var(--text-faint);font-weight:650}
.k-value{font-size:25px;font-weight:640;letter-spacing:-.02em;margin-top:8px;font-family:var(--mono);font-variant-numeric:tabular-nums}
.k-unit{font-size:12px;color:var(--text-faint);font-weight:500;margin-left:5px;font-family:var(--sans)}
.k-meta{margin-top:6px;font-size:11.5px;color:var(--text-faint)}

.panel-row{display:grid;grid-template-columns:minmax(0,1.85fr) minmax(0,1fr);gap:14px}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px}
.p-head{display:flex;align-items:center;margin-bottom:13px}
.p-head h4{font-size:13px;font-weight:600}
.p-note{margin-left:auto;font-size:11.5px;color:var(--text-faint)}
.equity{width:100%;height:190px;display:block}
.kv{display:flex;justify-content:space-between;padding:7px 0;border-bottom:1px solid var(--line-soft);font-size:13px;color:var(--text-dim)}
.kv:last-child{border-bottom:0}
.kv b{font-family:var(--mono);color:var(--text);font-weight:600}

/* Explicit track sizes: with auto-sized implicit columns inside an overflow
   container the grid could resolve to zero width and render nothing. */
.heat{display:grid;grid-auto-flow:column;grid-template-rows:repeat(7,10px);
  grid-auto-columns:10px;gap:3px;width:100%;min-width:0;overflow-x:auto;padding-bottom:4px}
.heat i{width:10px;height:10px;border-radius:2px;display:block}
.heat-legend{display:flex;align-items:center;gap:5px;justify-content:flex-end;margin-top:11px;font-size:11px;color:var(--text-faint)}
.sw{width:10px;height:10px;border-radius:2px}

table.mini{width:100%;border-collapse:collapse;font-size:12.5px}
table.mini th{text-align:left;padding:8px 10px;font-size:10px;text-transform:uppercase;letter-spacing:.07em;
  color:var(--text-faint);font-weight:650;border-bottom:1px solid var(--line)}
table.mini td{padding:9px 10px;border-bottom:1px solid var(--line-soft);white-space:nowrap}
table.mini tr:last-child td{border-bottom:0}
.n{text-align:right;font-family:var(--mono);font-variant-numeric:tabular-nums}
.chip{display:inline-block;padding:2px 8px;border-radius:6px;font-size:10.5px;font-weight:600;
  background:var(--surface-3);border:1px solid var(--line);color:var(--text-dim)}
.chip.long{color:var(--up);background:rgba(61,220,132,.09);border-color:rgba(61,220,132,.22)}
.chip.short{color:var(--down);background:rgba(255,90,104,.09);border-color:rgba(255,90,104,.22)}

/* ---------- features ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(310px,1fr));gap:16px}
.feature{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  transition:border-color .18s,transform .18s}
.feature:hover{border-color:#2a2a32;transform:translateY(-2px)}
.f-icon{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;margin-bottom:16px;
  background:linear-gradient(140deg,#132018,#0c110e);border:1px solid #1f3327;color:var(--accent);
  font-size:15px;font-weight:700;font-family:var(--mono)}
.feature h3{font-size:17px;margin-bottom:9px}
.feature p{color:var(--text-dim);font-size:14.5px;margin:0}

/* ---------- steps ---------- */
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}
.steps li{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.steps .n{display:grid;place-items:center;width:31px;height:31px;border-radius:50%;margin-bottom:15px;
  background:rgba(61,220,132,.1);border:1px solid rgba(61,220,132,.28);color:var(--accent);
  font-family:var(--mono);font-size:13px;font-weight:700}
.steps h3{font-size:16px;margin-bottom:8px}
.steps p{color:var(--text-dim);font-size:14.5px;margin:0}

.closing{text-align:center;margin-top:80px;padding:60px 28px;border:1px solid var(--line);
  border-radius:var(--radius);background:radial-gradient(ellipse at top,rgba(61,220,132,.07),transparent 62%),var(--surface)}
.closing h2{font-size:clamp(24px,3.4vw,34px)}
.closing p{color:var(--text-dim);margin:14px auto 28px;max-width:520px}

/* ---------- footer ---------- */
.foot{border-top:1px solid var(--line-soft);padding:32px 28px;margin-top:40px}
.foot-inner{max-width:1160px;margin:0 auto;display:flex;align-items:center;gap:20px;flex-wrap:wrap;font-size:13px}
.foot-links{margin-left:auto;display:flex;gap:18px}
.foot-links a{color:var(--text-dim)}
.foot-links a:hover{color:var(--text)}

@media (max-width:900px){
  .panel-row{grid-template-columns:1fr}
  .nav-links{display:none}
  .hero{padding-top:64px}
  .section{padding:64px 20px}
}

/* ============================================================
   Atmosphere — fixed layers behind the page.
   All CSS/SVG: nothing to download, and it scales to any viewport.
   ============================================================ */

.bg{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden;background:#000}

/* Slow-drifting aurora, the main source of colour. */
.bg-aurora{
  position:absolute;top:-40%;left:-20%;width:140%;height:130%;
  background:
    radial-gradient(40% 34% at 26% 18%, rgba(61,220,132,.10), transparent 64%),
    radial-gradient(36% 30% at 78% 26%, rgba(46,110,180,.09), transparent 66%),
    radial-gradient(44% 38% at 52% 72%, rgba(61,220,132,.045), transparent 70%);
  filter:blur(58px);
  animation:drift 34s ease-in-out infinite alternate;
}
@keyframes drift{
  0%  {transform:translate3d(0,0,0) scale(1)}
  50% {transform:translate3d(-2.5%,2%,0) scale(1.06)}
  100%{transform:translate3d(2%,-1.5%,0) scale(1.02)}
}

/* Two soft orbs for depth. */
.bg-orb{position:absolute;border-radius:50%;filter:blur(100px);opacity:.38}
.bg-orb-1{top:-180px;left:50%;width:760px;height:760px;margin-left:-380px;
  background:radial-gradient(circle,rgba(61,220,132,.15),transparent 68%);
  animation:float1 26s ease-in-out infinite alternate}
.bg-orb-2{top:52%;right:-220px;width:620px;height:620px;
  background:radial-gradient(circle,rgba(80,130,205,.10),transparent 70%);
  animation:float2 31s ease-in-out infinite alternate}
@keyframes float1{from{transform:translateY(0)}to{transform:translateY(60px)}}
@keyframes float2{from{transform:translateY(0)}to{transform:translateY(-70px)}}

/* Faint grid that fades out towards the bottom. */
.bg-grid{
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:72px 72px;
  mask-image:radial-gradient(ellipse 80% 55% at 50% 12%,#000 30%,transparent 78%);
  -webkit-mask-image:radial-gradient(ellipse 80% 55% at 50% 12%,#000 30%,transparent 78%);
}

/* Film grain, so the large flat blacks do not band. The turbulence lives in a
   background-image, so a missing stylesheet renders nothing rather than a raw
   grey filter rectangle. */
.bg-noise{
  position:absolute;inset:0;opacity:.03;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat:repeat;
}

/* Darkens the edges so content stays the focus. */
.bg-vignette{position:absolute;inset:0;
  background:radial-gradient(ellipse 86% 66% at 50% 30%,transparent 36%,rgba(0,0,0,.86) 100%)}

/* Horizon glow under the hero, where the ticker sits. */
.hero-glow{
  position:absolute;left:50%;bottom:-120px;transform:translateX(-50%);
  width:min(1180px,96vw);height:320px;pointer-events:none;
  background:radial-gradient(ellipse at center,rgba(61,220,132,.10),transparent 70%);
  filter:blur(30px);
}

/* The hero's own halo is now handled by .bg-orb-1. */
.hero::before{display:none}
.hero{background:transparent}

/* Cards sit on the atmosphere, so give them a touch of translucency. */
.shot,.feature,.steps li,.closing{background-color:rgba(11,11,12,.72);backdrop-filter:blur(8px)}
.shot-body{background:rgba(5,5,6,.82)}
.panel,.kpi{background:rgba(11,11,12,.86)}

/* Respect a reduced-motion preference: keep the depth, drop the movement. */
@media (prefers-reduced-motion:reduce){
  .bg-aurora,.bg-orb-1,.bg-orb-2{animation:none}
}

/* ------------------------------------------------------------ member count */

.members{display:flex;flex-direction:column;align-items:center;gap:2px;margin-top:38px}
.m-big{
  font-size:clamp(40px,6vw,62px);font-weight:750;letter-spacing:-.045em;line-height:1;
  background:linear-gradient(180deg,#fff 45%,rgba(255,255,255,.78));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-shadow:0 0 60px rgba(61,220,132,.22);
}
.m-small{font-size:13px;color:var(--text-faint);letter-spacing:.01em}

/* ============================================================
   Motion. Everything here is disabled wholesale by the
   prefers-reduced-motion block at the end of this file.
   ============================================================ */

/* --- hero entrance: a staggered rise on load --- */
.hero-inner > *{opacity:0;transform:translateY(18px);animation:rise .85s cubic-bezier(.22,.68,.28,1) forwards}
.hero-inner > .eyebrow{animation-delay:.05s}
.hero-inner > h1{animation-delay:.14s}
.hero-inner > .lede{animation-delay:.24s}
.hero-inner > .hero-cta{animation-delay:.34s}
.hero-inner > .members{animation-delay:.44s}
.hero-inner > .hero-note{animation-delay:.52s}
@keyframes rise{to{opacity:1;transform:none}}

.ticker-strip{opacity:0;animation:rise .9s cubic-bezier(.22,.68,.28,1) .62s forwards}

/* --- the accent phrase gets a slow sheen --- */
.hero h1 em{
  background:linear-gradient(100deg,#3ddc84 20%,#9df5c4 42%,#3ddc84 64%);
  background-size:220% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:sheen 7s ease-in-out infinite;
}
@keyframes sheen{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}

/* --- scroll reveal, driven by IntersectionObserver in site.js --- */
.reveal{opacity:0;transform:translateY(26px);
  transition:opacity .7s cubic-bezier(.22,.68,.28,1),transform .7s cubic-bezier(.22,.68,.28,1)}
.reveal.in{opacity:1;transform:none}
.reveal-1{transition-delay:.06s}
.reveal-2{transition-delay:.12s}
.reveal-3{transition-delay:.18s}
.reveal-4{transition-delay:.24s}
.reveal-5{transition-delay:.30s}

/* --- the browser mock tilts back until it scrolls into view ---
   .pending is added by JS, so without JS the mock simply shows. --- */
.shot{transform-origin:center top;
  transition:transform 1s cubic-bezier(.22,.68,.28,1),opacity .8s ease}
.shot.pending{transform:perspective(1600px) rotateX(7deg) translateY(30px) scale(.985);opacity:0}
.shot.pending.in{transform:perspective(1600px) rotateX(0) translateY(0) scale(1);opacity:1}

/* --- nav condenses once you scroll past the fold --- */
.nav{transition:height .25s ease,background .25s ease,border-color .25s ease}
.nav.scrolled{height:56px;background:rgba(0,0,0,.9);border-bottom-color:var(--line)}

/* --- buttons --- */
.btn{position:relative;overflow:hidden}
.btn.primary::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.42),transparent 70%);
  transform:translateX(-130%);
}
.btn.primary:hover::after{animation:shine .75s ease}
@keyframes shine{to{transform:translateX(130%)}}

/* --- feature icons react to their card --- */
.feature{transition:border-color .22s,transform .22s,background-color .22s}
.f-icon{transition:transform .25s cubic-bezier(.3,1.4,.5,1),border-color .25s}
.feature:hover .f-icon{transform:translateY(-2px) rotate(-5deg) scale(1.06);border-color:#2d4c39}

.steps li{transition:border-color .22s,transform .22s}
.steps li:hover{border-color:#2a2a32;transform:translateY(-2px)}

/* --- member count ticks up, so give it a stable width --- */
.m-big{font-variant-numeric:tabular-nums}


@media (prefers-reduced-motion:reduce){
  .hero-inner > *,.ticker-strip{opacity:1;transform:none;animation:none}
  .hero h1 em{animation:none}
  .reveal{opacity:1;transform:none;transition:none}
  .shot,.shot.pending{transform:none;opacity:1;transition:none}
  .btn.primary:hover::after{animation:none}
  .feature:hover .f-icon{transform:none}
}