/* ============================================================================
   Polelo Trading Academy — shared design system
   Charcoal + navy + gold. Typography and hairlines carry the hierarchy;
   gradients are a rare accent, never the dominant treatment.
   ========================================================================== */
:root{
  /* surfaces — flat, no gradient grounds */
  --ink:#0B0F17;
  --surface:#0F141E;
  --surface-2:#141B28;
  --surface-3:#1A2231;
  /* hairlines */
  --line:rgba(226,232,240,.10);
  --line-2:rgba(226,232,240,.18);
  --line-3:rgba(226,232,240,.28);
  /* type */
  --fg:#E9EEF6;
  --fg-2:#93A0B4;
  --fg-3:#5E6B80;
  /* brand */
  --gold:#E9B949;
  --gold-dk:#C08F2E;
  --gold-soft:rgba(233,185,73,.10);
  --blue:#3E6BC4;
  --blue-soft:rgba(62,107,196,.12);
  /* semantic (never decorative) */
  --green:#2FC57E;
  --green-soft:rgba(47,197,126,.10);
  --red:#EF5F52;
  --red-soft:rgba(239,95,82,.10);
  --amberw:#D9A02B;
  /* geometry */
  --r:10px; --r-lg:14px;
  --shadow:0 18px 40px -24px rgba(0,0,0,.8);
  --font:'Inter',system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --display:'Sora',var(--font);
  --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box}
body.pta{margin:0;background:var(--ink);color:var(--fg);font-family:var(--font);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
.pta a{color:inherit;text-decoration:none}
.pta img{max-width:100%;display:block}
.pta h1,.pta h2,.pta h3,.pta h4{font-family:var(--display);margin:0;line-height:1.12;letter-spacing:-.02em;font-weight:700;text-wrap:balance}
.pta p{margin:0}
.pta :focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}

/* ── Sections & headings ─────────────────────────────────────────── */
.sec{padding:clamp(56px,7vw,96px) 0}
.sec-alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{display:block;font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--gold);margin-bottom:14px}
.h1{font-size:clamp(32px,4.6vw,54px);font-weight:800}
.h2{font-size:clamp(25px,3.3vw,38px)}
.h3{font-size:19px}
.lead{color:var(--fg-2);font-size:clamp(15px,1.4vw,17.5px);line-height:1.65;max-width:62ch;margin-top:14px}
.center{text-align:center}
.center .lead{margin-left:auto;margin-right:auto}
.rule{height:1px;background:var(--line);border:0;margin:0}

/* ── Buttons ─────────────────────────────────────────────────────── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-family:var(--font);font-size:15px;font-weight:600;
  padding:13px 24px;border-radius:var(--r);border:1px solid transparent;cursor:pointer;transition:background .18s,border-color .18s,color .18s,transform .18s}
.btn:active{transform:translateY(1px)}
.btn-gold{background:var(--gold);color:#12192A;border-color:var(--gold)}
.btn-gold:hover{background:#F1C560;border-color:#F1C560}
.btn-line{background:transparent;color:var(--fg);border-color:var(--line-2)}
.btn-line:hover{border-color:var(--line-3);background:rgba(226,232,240,.04)}
.btn-quiet{background:var(--surface-2);color:var(--fg);border-color:var(--line)}
.btn-quiet:hover{background:var(--surface-3)}
.btn-lg{padding:15px 30px;font-size:16px}
.btn-sm{padding:9px 16px;font-size:13.5px;border-radius:8px}
.btn-block{width:100%}
.btn[disabled]{opacity:.5;cursor:not-allowed}

/* ── Cards ───────────────────────────────────────────────────────── */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg)}
.card-pad{padding:24px}
.card-hover{transition:border-color .2s,transform .2s}
.card-hover:hover{border-color:var(--line-2);transform:translateY(-2px)}

/* ── Tags / pills ────────────────────────────────────────────────── */
.tag{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  padding:4px 9px;border-radius:6px;border:1px solid var(--line-2);color:var(--fg-2)}
.tag-gold{color:var(--gold);border-color:rgba(233,185,73,.35);background:var(--gold-soft)}
.tag-green{color:var(--green);border-color:rgba(47,197,126,.32);background:var(--green-soft)}
.tag-blue{color:#7FA3E8;border-color:rgba(62,107,196,.35);background:var(--blue-soft)}

/* ── Forms ───────────────────────────────────────────────────────── */
.field{margin-bottom:18px}
.label{display:block;font-size:13px;font-weight:600;color:var(--fg-2);margin-bottom:7px}
.label .req{color:var(--gold)}
.input,.select,.textarea{width:100%;background:var(--surface);border:1px solid var(--line-2);border-radius:var(--r);color:var(--fg);
  padding:12px 14px;font-size:15px;font-family:inherit;outline:none;transition:border-color .18s,background .18s}
.input:focus,.select:focus,.textarea:focus{border-color:var(--gold);background:var(--surface-2)}
.input::placeholder,.textarea::placeholder{color:var(--fg-3)}
.textarea{min-height:110px;resize:vertical;line-height:1.6}
.select{appearance:none;cursor:pointer;background-image:linear-gradient(45deg,transparent 50%,var(--fg-3) 50%),linear-gradient(135deg,var(--fg-3) 50%,transparent 50%);
  background-position:calc(100% - 19px) 21px,calc(100% - 14px) 21px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;padding-right:40px}
.hint{font-size:12.5px;color:var(--fg-3);margin-top:6px}
.err{font-size:12.5px;color:var(--red);margin-top:6px;display:flex;align-items:center;gap:6px}
.field.bad .input,.field.bad .select,.field.bad .textarea{border-color:var(--red)}
.check{display:flex;align-items:flex-start;gap:11px;font-size:14px;color:var(--fg-2);cursor:pointer;line-height:1.55}
.check input{margin-top:3px;width:17px;height:17px;accent-color:var(--gold);flex:none;cursor:pointer}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}

/* ── Notices ─────────────────────────────────────────────────────── */
.notice{display:flex;align-items:flex-start;gap:11px;border-radius:var(--r);padding:14px 16px;font-size:14px;line-height:1.55;border:1px solid}
.notice i{margin-top:2px;flex:none}
.notice-info{background:var(--blue-soft);border-color:rgba(62,107,196,.3);color:#A9C2F0}
.notice-ok{background:var(--green-soft);border-color:rgba(47,197,126,.3);color:#8FE3BB}
.notice-warn{background:rgba(217,160,43,.09);border-color:rgba(217,160,43,.32);color:#EBC989}
.notice-err{background:var(--red-soft);border-color:rgba(239,95,82,.3);color:#F5A79D}

/* ── Motion (restrained) ─────────────────────────────────────────── */
.rv{opacity:0;transform:translateY(14px);transition:opacity .55s ease,transform .55s ease}
.rv.in{opacity:1;transform:none}
.rv[data-d="1"]{transition-delay:.06s}
.rv[data-d="2"]{transition-delay:.12s}
.rv[data-d="3"]{transition-delay:.18s}

/* ── Public nav ──────────────────────────────────────────────────── */
.nav{position:sticky;top:0;z-index:60;background:rgba(11,15,23,.9);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;gap:26px;height:66px;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.nav-brand{display:flex;align-items:center;gap:10px}
.nav-brand img{height:30px;width:auto}
.nav-brand b{font-family:var(--display);font-size:15px;font-weight:700;letter-spacing:-.01em;line-height:1.15}
.nav-brand span{display:block;font-size:9.5px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--fg-3)}
.nav-links{display:flex;gap:2px;margin-left:10px}
.nav-links a{font-size:14px;color:var(--fg-2);padding:8px 13px;border-radius:8px;transition:color .18s,background .18s}
.nav-links a:hover{color:var(--fg);background:rgba(226,232,240,.05)}
.nav-cta{margin-left:auto;display:flex;align-items:center;gap:9px}
.nav-burger{display:none;background:none;border:1px solid var(--line-2);border-radius:8px;color:var(--fg);width:40px;height:40px;cursor:pointer;font-size:16px}
.nav-drawer{display:none;border-top:1px solid var(--line);background:var(--surface);padding:14px 24px 20px}
.nav-drawer.open{display:block}
.nav-drawer a{display:block;padding:12px 0;font-size:15px;color:var(--fg-2);border-bottom:1px solid var(--line)}
.nav-drawer .btn{margin-top:14px}

/* ── Footer ──────────────────────────────────────────────────────── */
.foot{background:var(--surface);border-top:1px solid var(--line);padding:52px 0 30px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px}
.foot-brand img{height:32px;margin-bottom:14px}
.foot-brand p{color:var(--fg-2);font-size:14px;max-width:34ch;line-height:1.65}
.foot h4{font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--fg-3);margin-bottom:14px}
.foot ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px}
.foot ul a{font-size:14px;color:var(--fg-2);transition:color .18s}
.foot ul a:hover{color:var(--gold)}
.foot-social{display:flex;gap:9px;margin-top:18px}
.foot-social a{width:36px;height:36px;border:1px solid var(--line-2);border-radius:9px;display:flex;align-items:center;justify-content:center;color:var(--fg-2);transition:.18s}
.foot-social a:hover{color:var(--gold);border-color:rgba(233,185,73,.4)}
.foot-base{margin-top:38px;padding-top:22px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:var(--fg-3)}
.foot-disc{max-width:70ch;line-height:1.6}

/* ── Legal/policy pages ──────────────────────────────────────────── */
.doc{max-width:780px;margin:0 auto;padding:clamp(48px,7vw,80px) 24px}
.doc h1{font-size:clamp(28px,3.6vw,40px);margin-bottom:10px}
.doc .updated{font-size:13px;color:var(--fg-3);margin-bottom:34px}
.doc h2{font-size:19px;margin:34px 0 12px;padding-top:22px;border-top:1px solid var(--line)}
.doc h2:first-of-type{border-top:0;padding-top:0}
.doc h3{font-size:15.5px;margin:20px 0 8px;color:var(--fg)}
.doc p,.doc li{color:var(--fg-2);font-size:15px;line-height:1.75}
.doc p+p{margin-top:12px}
.doc ul,.doc ol{margin:12px 0;padding-left:22px;display:flex;flex-direction:column;gap:8px}
.doc a{color:var(--gold);text-decoration:underline;text-underline-offset:3px}
.doc strong{color:var(--fg)}

/* ── Responsive ──────────────────────────────────────────────────── */
@media(max-width:900px){
  .foot-grid{grid-template-columns:1fr 1fr}
  .nav-links{display:none}
  .nav-burger{display:flex;align-items:center;justify-content:center;margin-left:auto}
  .nav-cta{display:none}
  .grid2{grid-template-columns:1fr}
}
@media(max-width:560px){
  .foot-grid{grid-template-columns:1fr}
  .sec{padding:44px 0}
}
@media(prefers-reduced-motion:reduce){
  .rv{opacity:1!important;transform:none!important;transition:none!important}
  *{animation-duration:.001ms!important;transition-duration:.01ms!important}
}