/* ============================================================
   School of Trade — Apple product-page style
   Measured from apple.com's real CSS bundles + computed styles.
   Structure per docs/APPLE-STYLE.md. Apple's blue -> SOT yellow.
   ============================================================ */
:root{
  /* ---- Apple surface system (kept verbatim) ---- */
  --ink:#1d1d1f;            /* Apple body text on light */
  --paper:#f5f5f7;          /* Apple light section */
  --white:#ffffff;
  --black:#000000;          /* Apple full-bleed dark */
  --grey:#86868b;           /* Apple secondary text */
  --grey-2:#6e6e73;

  /* ---- brand-dark (Apple #000, cast to the SOT violet) ---- */
  --dark:#120A1A;
  --dark-2:#0B0510;

  /* ---- accent: Apple's #0071e3 -> SOT yellow ---- */
  --accent:#FED523;         /* the single CTA accent */
  --accent-hi:#FFE24D;
  --accent-dark:#D9B410;
  --link-dark:#FFE24D;      /* Apple #2997ff -> on-dark accent */
  --purple:#B452D6;         /* gradient 2nd stop + accent tile */
  --purple-deep:#542060;

  /* ---- type (Apple SF Pro -> Inter, metrically closest free equiv) ---- */
  --sans:'Inter','SF Pro Text','SF Pro Display','Helvetica Neue',Helvetica,Arial,sans-serif;

  --nav-h:44px;             /* Apple nav is 44px */
  --r-card:12px;
  --r-pill:980px;           /* Apple's pill radius, verbatim */
  --max-w:1200px;

  --ease:cubic-bezier(.4,0,.2,1);
  --dur:.3s;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:60px;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--sans);
  font-size:17px;                     /* Apple's signature body size */
  line-height:1.47;
  letter-spacing:-.022em;             /* Apple runs tight */
  color:var(--ink);
  background:var(--white);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,p,li,summary{overflow-wrap:break-word;word-break:break-word;margin:0}

.wrap{width:100%;max-width:var(--max-w);margin:0 auto;padding:0 22px}
.wrap-wide{max-width:1680px}
.wrap-narrow{max-width:820px}

/* ---------- icons ---------- */
.mi{
  font-family:'Material Symbols Rounded';
  font-weight:normal;font-style:normal;
  display:inline-flex;align-items:center;justify-content:center;
  line-height:1;letter-spacing:normal;text-transform:none;white-space:nowrap;
  direction:ltr;font-variation-settings:'FILL' 0,'wght' 400,'GRAD' 0,'opsz' 24;
  font-size:1.15em;vertical-align:middle;
}

/* ============================================================
   NAV — Apple: 44px, blurred, near-invisible
   ============================================================ */
.nav{
  position:sticky;top:0;z-index:60;
  background:rgba(29,29,31,.8);
  backdrop-filter:saturate(180%) blur(20px);
  -webkit-backdrop-filter:saturate(180%) blur(20px);
}
.nav-in{
  display:flex;align-items:center;gap:26px;
  height:var(--nav-h);max-width:1120px;margin:0 auto;padding:0 22px;
}
.brand{display:flex;align-items:center;gap:9px;flex:0 0 auto}
.brand img{width:22px;height:22px;object-fit:contain;border-radius:5px}
.brand-txt{
  font-size:14px;font-weight:600;color:#f5f5f7;letter-spacing:-.01em;white-space:nowrap;
}
.nav-links{display:flex;gap:2px;margin-left:auto}
.nav-links a{
  font-size:13px;font-weight:400;color:rgba(245,245,247,.8);
  padding:7px 11px;border-radius:var(--r-pill);
  transition:color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.nav-links a:hover{color:#f5f5f7}
.nav-cta{
  font-size:13px;font-weight:500;color:#120A1A;background:var(--accent);
  padding:6px 14px;border-radius:var(--r-pill);
  transition:background var(--dur) var(--ease);
}
.nav-cta:hover{background:var(--accent-hi)}

/* ---------- announcement bar (Apple's "Lease for $X/mo" pattern) ---------- */
.announce{
  background:var(--paper);color:var(--ink);
  text-align:center;padding:11px 22px;font-size:13px;line-height:1.4;
}
.announce b{font-weight:600}
.announce a{color:#06c;font-weight:400}
.announce a:hover{text-decoration:underline}

/* ============================================================
   BUTTONS — Apple pills. Primary = accent fill, Secondary = 1px border
   ============================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  border-radius:var(--r-pill);
  font-family:var(--sans);
  font-weight:400;font-size:17px;letter-spacing:-.022em;
  padding:11px 22px;border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease),
             color var(--dur) var(--ease),opacity var(--dur) var(--ease);
}
.btn .mi{font-size:19px}
/* Apple "Learn more" — filled accent, dark label for contrast */
.btn-primary{background:var(--accent);color:#120A1A}
.btn-primary:hover{background:var(--accent-hi)}
/* Apple "Buy" — transparent with a visible border */
.btn-secondary{background:transparent;color:var(--accent);border-color:var(--accent)}
.btn-secondary:hover{background:rgba(254,213,35,.10)}
/* ghost that reads as a text link with chevron (Apple's "Learn more >") */
.btn-link{
  background:transparent;color:var(--link-dark);padding:11px 4px;
}
.btn-link:hover{text-decoration:underline}
.btn-link .mi{font-size:17px}
.btn-lg{font-size:19px;padding:13px 26px}
.btn-sm{font-size:14px;padding:8px 16px}
.btn-block{width:100%}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:32px}
.cta-row.center{justify-content:center}

/* ============================================================
   HERO — full-bleed dark, Apple product-page composition
   ============================================================ */
.hero{
  background:var(--dark);
  color:#f5f5f7;
  padding:80px 0 0;
  position:relative;
  overflow:hidden;
}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.hero-eyebrow{
  font-size:12px;font-weight:400;letter-spacing:.009em;
  color:var(--grey);margin-bottom:8px;
}
.hero-title{
  font-size:clamp(2.5rem,5.6vw,4.5rem);   /* Apple display range 40-56px+ */
  font-weight:600;line-height:1.07;letter-spacing:-.022em;
  margin-bottom:12px;
}
.hero-title .grad{
  background:linear-gradient(90deg,#FED523 0%,#B452D6 100%);
  -webkit-background-clip:text;background-clip:text;
  color:transparent;-webkit-text-fill-color:transparent;
}
.hero-sub{
  font-size:clamp(1.25rem,2.2vw,1.75rem);  /* Apple subtitle 21-28px */
  font-weight:400;line-height:1.19;letter-spacing:-.016em;
  color:#f5f5f7;margin-bottom:22px;
}
.hero-lede{
  font-size:17px;line-height:1.47;color:var(--grey);
  max-width:52ch;margin-bottom:8px;
}
/* Apple's "From $X or $Y/mo" pill + inline button */
.price-pill{
  display:inline-flex;align-items:center;gap:16px;flex-wrap:wrap;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-pill);
  padding:11px 12px 11px 22px;margin-top:28px;
}
.price-pill .pp-txt{font-size:14px;line-height:1.35;color:#f5f5f7}
.price-pill .pp-txt small{display:block;font-size:12px;color:var(--grey)}
.price-pill .btn{padding:9px 20px;font-size:15px}

/* product visual (the chart, presented as the hero product) */
.hero-visual{position:relative}
.product-shot{
  border-radius:var(--r-card);overflow:hidden;
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.08);
  padding:22px;
  box-shadow:0 30px 90px rgba(0,0,0,.55);
}
.shot-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.pill-live{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12px;font-weight:500;letter-spacing:.01em;color:var(--accent);
}
.beat{width:6px;height:6px;border-radius:50%;background:var(--accent);
  animation:beat 1.6s ease-in-out infinite}
@keyframes beat{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.7)}}
.shot-meta{font-size:11px;color:var(--grey);letter-spacing:.02em}

.chart-svg{width:100%;height:auto;display:block}
.gridlines line{stroke:rgba(255,255,255,.06);stroke-width:1}
.snr{stroke:var(--accent);stroke-width:1.2;stroke-dasharray:6 5;opacity:.65}
.snr-lbl{fill:var(--accent);font-size:10px;font-family:var(--sans);opacity:.8}
.cd line{stroke:rgba(255,255,255,.28);stroke-width:1.2}
.cd rect{rx:1.5}
/* solid fills — url(#grad) silently paints transparent inside a viewBox SVG */
.cd.u rect{fill:#24CB71}
.cd.d rect{fill:#FF3737}
/* Candles are VISIBLE by default; the grow-in only runs when JS has marked the page,
   so a no-animation render (or a reduced-motion user) can never leave the chart blank. */
.cd{opacity:1}
.js .cd{opacity:0;animation:cdin .5s var(--ease) forwards;
        animation-delay:calc(var(--i) * .07s)}
@keyframes cdin{from{opacity:0}to{opacity:1}}
.trend{fill:none;stroke:var(--accent);stroke-width:1.8;opacity:.85}
.js .trend{stroke-dasharray:900;stroke-dashoffset:900;
  animation:draw 1.5s ease-out .7s forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.signal{fill:var(--accent)}
.halo{fill:var(--accent);opacity:.26;transform-box:fill-box;transform-origin:center;
  animation:pulse 2.1s ease-out infinite}
@keyframes pulse{0%{transform:scale(.5);opacity:.38}100%{transform:scale(1.7);opacity:0}}

.hero-strip{
  display:flex;gap:34px;flex-wrap:wrap;justify-content:center;
  border-top:1px solid rgba(255,255,255,.10);
  margin-top:64px;padding:26px 0 30px;
}
.hero-strip>div{display:flex;flex-direction:column;gap:3px;text-align:center}
.hs-n{font-size:24px;font-weight:600;color:#f5f5f7;letter-spacing:-.016em}
.hs-l{font-size:12px;color:var(--grey)}

/* ============================================================
   SECTIONS — Apple alternates full-bleed dark <-> light
   ============================================================ */
.sec{padding:100px 0}
.sec-light{background:var(--paper);color:var(--ink)}
.sec-dark{background:var(--dark);color:#f5f5f7}
.sec-white{background:var(--white);color:var(--ink)}

.sec-title{
  font-size:clamp(2rem,4vw,3rem);
  font-weight:600;line-height:1.1;letter-spacing:-.022em;
}
.sec-kicker{
  font-size:12px;font-weight:600;letter-spacing:.009em;text-transform:uppercase;
  margin-bottom:10px;
}
.sec-dark .sec-kicker{color:var(--accent)}
.sec-light .sec-kicker,.sec-white .sec-kicker{color:var(--grey-2)}
.sec-body{font-size:17px;line-height:1.47;max-width:60ch}
.sec-dark .sec-body{color:var(--grey)}
.sec-light .sec-body,.sec-white .sec-body{color:var(--grey-2)}
.sec-head{max-width:820px;margin-bottom:56px}
.sec-head .sec-body{margin-top:14px}

/* ---------- stats (thin Apple band) ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.stat{display:flex;flex-direction:column;gap:4px}
.stat-n{font-size:clamp(2.25rem,4vw,3.5rem);font-weight:600;letter-spacing:-.022em;line-height:1}
.stat-l{font-size:14px;color:var(--grey)}
.sec-light .stat-l{color:var(--grey-2)}
.sec-light .stat-n{color:var(--ink)}

/* ---------- feature cards (Apple's modest radii, subtle) ---------- */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pillar{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.09);
  border-radius:var(--r-card);
  padding:28px 26px;
  transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.sec-light .pillar,.sec-white .pillar{
  background:var(--white);border-color:rgba(0,0,0,.08);
}
.pillar:hover{background:rgba(255,255,255,.08)}
.sec-light .pillar:hover,.sec-white .pillar:hover{background:#fafafc}
.pi{font-size:26px;margin-bottom:14px;display:block;color:var(--accent)}
.sec-light .pi,.sec-white .pi{color:var(--purple-deep)}
.pillar h3{font-size:19px;font-weight:600;letter-spacing:-.016em;margin-bottom:8px}
.pillar p{font-size:14px;line-height:1.5;color:var(--grey)}
.sec-light .pillar p,.sec-white .pillar p{color:var(--grey-2)}

/* ---------- course tiles (Apple homepage tile pattern) ---------- */
.tiles{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.tile{
  border-radius:var(--r-card);overflow:hidden;position:relative;
  min-height:440px;display:flex;flex-direction:column;
  justify-content:flex-start;padding:44px 40px 0;
  background:var(--dark-2);color:#f5f5f7;
}
.tile-light{background:var(--paper);color:var(--ink)}
.tile.featured{grid-column:1 / -1;min-height:auto;padding:52px 48px 44px}
.tile-kicker{font-size:12px;font-weight:600;letter-spacing:.009em;text-transform:uppercase;
  margin-bottom:8px;color:var(--grey)}
.tile h3{font-size:clamp(1.75rem,3vw,2.5rem);font-weight:600;line-height:1.1;
  letter-spacing:-.022em;margin-bottom:10px}
.tile p{font-size:17px;line-height:1.47;color:var(--grey);max-width:46ch}
.tile-light p{color:var(--grey-2)}
.tile .cta-row{margin-top:22px;margin-bottom:0}
.tile-body{display:flex;flex-direction:column}
.tile-split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.tile.featured .tile-split{align-items:center}
.tile-list{list-style:none;padding:0;margin:18px 0 0;display:flex;flex-direction:column;gap:9px}
.tile-list li{display:flex;align-items:flex-start;gap:9px;font-size:15px;color:var(--grey)}
.tile-list .mi{font-size:17px;color:var(--accent);flex:0 0 auto;margin-top:2px}
.tile-price{display:flex;align-items:baseline;gap:12px;margin-top:20px}
.tile-price .now{font-size:2.5rem;font-weight:600;letter-spacing:-.022em;color:var(--accent)}
.tile-price .was{font-size:17px;color:var(--grey);text-decoration:line-through}
.tile-meta{font-size:12px;color:var(--grey);margin-top:6px}

/* ---------- mentor split (Apple "Fast runs in the family") ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.split-media{
  border-radius:var(--r-card);overflow:hidden;position:relative;
  border:1px solid rgba(255,255,255,.09);
}
/* The photo is a composed desk scene (face right, TRADER acronym + crest left) —
   show it WHOLE. Cropping it destroys the composition. */
.split-media img{width:100%;height:auto;display:block}
.split-copy .sec-title{margin-bottom:18px}
.split-copy .sec-body{margin-bottom:14px}
.split-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin:30px 0}
.split-stats>div{display:flex;flex-direction:column;gap:4px}
.split-stats b{font-size:26px;font-weight:600;letter-spacing:-.022em;line-height:1}
.split-stats span{font-size:12px;color:var(--grey)}

/* ---------- proof ---------- */
.proof-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.proof-card{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.09);
  border-radius:var(--r-card);padding:28px 24px;
  display:flex;flex-direction:column;gap:6px;
}
.pc-ico{font-size:24px;margin-bottom:6px;color:var(--accent)}
.proof-card b{font-size:2.5rem;font-weight:600;line-height:1;letter-spacing:-.022em}
.proof-card span:last-child{font-size:14px;color:var(--grey);line-height:1.45}

/* ---------- merch (light tile keeps the black product readable) ---------- */
.merch{
  display:grid;grid-template-columns:1fr 1.15fr;align-items:stretch;
  border-radius:var(--r-card);overflow:hidden;background:#FAF6EC;color:var(--ink);
}
.merch-txt{padding:46px 42px}
.merch-txt .sec-kicker{color:#8A6E00}
.merch-txt h3{font-size:clamp(1.5rem,2.4vw,2rem);font-weight:600;line-height:1.12;
  letter-spacing:-.022em;margin-bottom:12px}
.merch-txt p{font-size:17px;line-height:1.47;color:#4A4453;margin-bottom:24px}
.merch-img{background:#EFEDE6;display:flex;align-items:center;justify-content:center;min-width:0}
.merch-img img{width:100%;height:100%;object-fit:cover;min-width:0}

/* ---------- FAQ (Apple: light, 17px, generous) ---------- */
.faq{margin-top:44px;display:flex;flex-direction:column;gap:0}
.faq-item{
  border-bottom:1px solid rgba(0,0,0,.10);
  background:transparent;
}
.sec-dark .faq-item{border-bottom-color:rgba(255,255,255,.12)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 0;font-size:19px;font-weight:600;letter-spacing:-.016em;
  cursor:pointer;list-style:none;
  transition:color var(--dur) var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--grey-2)}
.sec-dark .faq-item summary:hover{color:var(--grey)}
.faq-item summary .mi{color:var(--grey);flex:0 0 auto;
  transition:transform var(--dur) var(--ease)}
.faq-item[open] summary .mi{transform:rotate(180deg)}
.faq-item p{padding:0 0 24px;font-size:17px;line-height:1.47;max-width:70ch;color:var(--grey-2)}
.sec-dark .faq-item p{color:var(--grey)}
.faq-item p b{color:inherit;font-weight:600}

/* ---------- final CTA (full-bleed dark, Apple's closing band) ---------- */
.final{
  background:var(--dark);color:#f5f5f7;
  padding:130px 0;text-align:center;
}
.final .sec-title{font-size:clamp(2.25rem,5vw,4rem);margin-bottom:18px}
.final .sec-body{margin:0 auto 0;color:var(--grey);max-width:56ch}
.final .cta-row{justify-content:center;margin-top:36px}
.disc{
  margin:64px auto 0;max-width:76ch;font-size:12px;line-height:1.6;
  color:var(--grey);border-top:1px solid rgba(255,255,255,.12);padding-top:26px;
  text-align:left;
}

/* ---------- footer (Apple footer: light, small grey, multi-column) ---------- */
.foot{background:var(--paper);color:var(--grey-2);padding:44px 0 26px;font-size:12px}
.foot-cols{
  display:grid;grid-template-columns:repeat(4,1fr);gap:28px;
  border-bottom:1px solid rgba(0,0,0,.10);padding-bottom:26px;
}
.foot-cols h4{font-size:12px;font-weight:600;color:var(--ink);margin-bottom:10px}
.foot-cols ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}
.foot-cols a{color:var(--grey-2)}
.foot-cols a:hover{color:var(--ink);text-decoration:underline}
.foot-base{
  display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
  padding-top:20px;
}
.foot-social{display:flex;gap:14px}
.foot-social a{color:var(--grey-2)}
.foot-social a:hover{color:var(--ink)}

/* ---------- reveal ---------- */
.rv{opacity:1}
.js .rv{opacity:0;transform:translateY(16px);
  transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js .rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .js .rv{opacity:1;transform:none;transition:none}
  .ticker-track{animation:none}
  .cd,.trend,.halo{animation:none;opacity:1}
  .trend{stroke-dashoffset:0}
  html{scroll-behavior:auto}
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1040px){
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .hero{padding:56px 0 0}
  .pillars{grid-template-columns:1fr 1fr}
  .tiles{grid-template-columns:1fr}
  .tile.featured{grid-column:auto}
  .tile-split{grid-template-columns:1fr;gap:26px}
  .split{grid-template-columns:1fr;gap:36px}
  .split-media{max-width:440px}
  .proof-grid{grid-template-columns:1fr 1fr}
  .merch{grid-template-columns:1fr}
  .merch-img{order:-1;aspect-ratio:16/9;height:auto}
  .merch>*{min-width:0}
  .foot-cols{grid-template-columns:1fr 1fr}
  .nav-links{display:none}
}
@media (max-width:640px){
  .sec{padding:64px 0}
  .wrap{padding:0 17px}
  .hero-title{font-size:clamp(2rem,8.4vw,2.75rem)}
  .hero-sub{font-size:1.25rem}
  .stats{grid-template-columns:1fr 1fr;gap:24px}
  .pillars{grid-template-columns:1fr}
  .tile{padding:34px 26px 0;min-height:auto}
  .tile.featured{padding:36px 24px 32px}
  .tile h3{font-size:1.75rem}
  .tile-price .now{font-size:2rem}
  .proof-grid{grid-template-columns:1fr 1fr}
  .proof-card b{font-size:2rem}
  .split-media{max-width:none}
  .split-stats{grid-template-columns:1fr 1fr;gap:18px}
  .merch-txt{padding:30px 24px}
  .faq-item summary{font-size:17px;padding:18px 0}
  .final{padding:78px 0}
  .disc{margin-top:44px}
  .hero-strip{gap:24px;margin-top:44px}
  .btn-lg{width:100%}
  .cta-row .btn{flex:1 1 auto}
  .price-pill{padding:10px}
  .price-pill .btn{width:100%}
}
@media (max-width:380px){
  .stats{grid-template-columns:1fr}
  .proof-grid{grid-template-columns:1fr}
  .split-stats{grid-template-columns:1fr}
  .foot-cols{grid-template-columns:1fr}
}