/* ==========================================================================
   BKKTRADER — Fintech redesign. Dark navy / charcoal / teal.
   Manrope (display+body) · IBM Plex Mono (data).
   ========================================================================== */
:root{
  --bg:#08111F;          /* page background */
  --panel:#0b1526;       /* raised sections */
  --panel-2:#071322;     /* deep panel */
  --navy:#071A33;
  --ink:#F5F7FA;         /* primary text */
  --muted:#8D99A8;       /* secondary text */
  --muted-2:#6f7c8c;
  --line:rgba(255,255,255,.10);
  --line-soft:rgba(255,255,255,.06);
  --teal:#16C7A7;        /* bright accent */
  --teal-2:#00A98F;      /* primary teal */
  --teal-ink:#052018;    /* text on teal */
  --down:#e0796b;
  --radius:12px;
  --container:1240px;
  --gutter:clamp(1.25rem,4vw,3rem);
  --font:'Manrope',system-ui,-apple-system,Segoe UI,sans-serif;
  --mono:'IBM Plex Mono','SF Mono',monospace;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--font);font-size:16px;line-height:1.55;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--teal);text-decoration:none;transition:color .2s ease;}
a:hover{color:#4de0c6;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
.mono{font-family:var(--mono);}
.wrap{max-width:var(--container);margin:0 auto;padding:0 var(--gutter);}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}

.eyebrow{display:inline-flex;align-items:center;gap:.55rem;font-family:var(--mono);
  font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--teal);}
.eyebrow::before{content:"";width:6px;height:6px;background:var(--teal);border-radius:1px;transform:rotate(45deg);}

.btn{display:inline-flex;align-items:center;gap:.55rem;font-weight:700;padding:.9rem 1.6rem;
  border-radius:6px;border:1px solid transparent;font-size:.95rem;transition:transform .15s ease,background .2s ease,border-color .2s ease;}
.btn:hover{transform:translateY(-1px);}
.btn-primary{background:var(--teal);color:var(--teal-ink);}
.btn-primary:hover{background:#1fe0bb;color:var(--teal-ink);}
.btn-ghost{border-color:var(--line);color:var(--ink);}
.btn-ghost:hover{border-color:var(--ink);color:var(--ink);}
.btn .arrow{font-family:var(--mono);transition:transform .15s ease;}
.btn:hover .arrow{transform:translateX(3px);}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(8,17,31,.82);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line);}
.site-header .wrap{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:1rem;}
.brand img{height:30px;}
.main-nav{display:flex;gap:2rem;}
.main-nav a{color:var(--muted);font-size:.93rem;font-weight:500;position:relative;padding-bottom:3px;
  background-image:linear-gradient(var(--teal),var(--teal));background-repeat:no-repeat;
  background-position:0 100%;background-size:0 2px;transition:background-size .25s ease,color .2s ease;}
.main-nav a:hover,.main-nav a[aria-current="page"]{color:var(--ink);background-size:100% 2px;}
.header-actions{display:flex;align-items:center;gap:1.1rem;}
.login-link{color:var(--muted);font-size:.9rem;font-weight:500;}
.login-link:hover{color:var(--ink);}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:6px;width:42px;height:42px;
  color:var(--ink);align-items:center;justify-content:center;}
.mobile-menu{display:none;border-top:1px solid var(--line);}
.mobile-menu.open{display:block;}
.mobile-menu nav{display:flex;flex-direction:column;padding:.5rem var(--gutter) 1rem;}
.mobile-menu a{color:var(--ink);padding:.85rem 0;border-bottom:1px solid var(--line-soft);font-weight:500;}
.mobile-menu a:last-child{border-bottom:none;}

/* ---------- Ticker tape ---------- */
.ticker-tape{background:#050c17;border-bottom:1px solid var(--line-soft);overflow:hidden;white-space:nowrap;}
.ticker-track{display:inline-flex;animation:tape 34s linear infinite;will-change:transform;}
.ticker-tape:hover .ticker-track{animation-play-state:paused;}
.ticker-item{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--mono);font-size:.76rem;
  color:var(--muted);padding:.6rem 1.35rem;border-right:1px solid var(--line-soft);}
.ticker-item .pair{color:#c7d0dc;font-weight:500;}
.ticker-item .up{color:var(--teal);}
.ticker-item .down{color:var(--down);}
@keyframes tape{from{transform:translateX(0);}to{transform:translateX(-50%);}}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:clamp(3.5rem,8vw,6.5rem) 0 clamp(3rem,6vw,5rem);}
.hero-bg-grid{position:absolute;inset:-20px;pointer-events:none;
  background-image:
    repeating-linear-gradient(0deg,rgba(255,255,255,.05) 0,rgba(255,255,255,.05) 1px,transparent 1px,transparent 68px),
    repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0,rgba(255,255,255,.05) 1px,transparent 1px,transparent 68px);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.85),transparent 78%);
  mask-image:linear-gradient(180deg,rgba(0,0,0,.85),transparent 78%);}
.hero-glow{position:absolute;top:-30%;right:-10%;width:60%;height:120%;pointer-events:none;
  background:radial-gradient(closest-side,rgba(0,169,143,.16),transparent 70%);}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.05fr .95fr;
  gap:clamp(2rem,4vw,3.5rem);align-items:center;}
.hero h1{font-size:clamp(2.5rem,5.2vw,4.1rem);line-height:1.05;letter-spacing:-.02em;margin:1.3rem 0 0;}
.hero h1 .accent{color:var(--teal);}
.hero .lede{margin:1.5rem 0 0;max-width:34rem;font-size:1.1rem;color:#aab4c2;}
.hero-actions{display:flex;gap:.9rem;margin-top:2.2rem;flex-wrap:wrap;}
.hero-fineprint{margin-top:1.6rem;font-family:var(--mono);font-size:.75rem;color:var(--muted-2);max-width:32rem;}
.reveal-hero{animation:rise .7s cubic-bezier(.2,.6,.2,1) both;}
.reveal-hero.delay{animation-delay:.12s;}

/* ---------- Dashboard mockup ---------- */
.dash{background:linear-gradient(160deg,#0c1a30,var(--panel-2));border:1px solid var(--line);
  border-radius:14px;padding:1.15rem;box-shadow:0 30px 60px -30px rgba(0,0,0,.7);}
.dash-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:.9rem;border-bottom:1px solid var(--line-soft);}
.dash-top .id{display:flex;align-items:center;gap:.6rem;font-family:var(--mono);font-size:.72rem;color:var(--muted);letter-spacing:.06em;}
.pulse-dot{width:8px;height:8px;border-radius:50%;background:var(--teal);animation:pulse 1.8s ease-out infinite;}
.badge-active{font-family:var(--mono);font-size:.7rem;color:var(--teal);background:rgba(22,199,167,.12);padding:.25rem .5rem;border-radius:4px;}
.dash-equity-label{font-family:var(--mono);font-size:.7rem;color:var(--muted);letter-spacing:.08em;margin-top:.9rem;}
.dash-equity{font-family:var(--mono);font-size:1.9rem;font-weight:600;letter-spacing:-.01em;margin-top:.2rem;}
.dash-equity span{font-size:.9rem;color:var(--teal);margin-left:.4rem;}
.dash svg{width:100%;height:auto;margin-top:.6rem;}
.eq-line{stroke:var(--teal);stroke-width:2.5;fill:none;stroke-linecap:round;stroke-linejoin:round;
  stroke-dasharray:1;stroke-dashoffset:1;animation:draw 1.8s ease-out .4s forwards;}
.meters{display:grid;grid-template-columns:1fr 1fr;gap:.7rem;margin-top:.4rem;}
.meter{background:rgba(255,255,255,.03);border:1px solid var(--line-soft);border-radius:9px;padding:.75rem .8rem;}
.meter .row{display:flex;justify-content:space-between;font-family:var(--mono);font-size:.66rem;color:var(--muted);letter-spacing:.05em;}
.meter .row b{color:var(--ink);font-weight:500;}
.meter .bar{height:6px;background:rgba(255,255,255,.08);border-radius:3px;margin-top:.5rem;overflow:hidden;}
.meter .bar span{display:block;height:100%;background:var(--teal);border-radius:3px;}
.payout-row{display:flex;align-items:center;justify-content:space-between;margin-top:.7rem;
  background:rgba(22,199,167,.07);border:1px solid rgba(22,199,167,.18);border-radius:9px;padding:.7rem .85rem;}
.payout-row .k{font-family:var(--mono);font-size:.7rem;color:var(--muted);letter-spacing:.05em;}
.payout-row .v{font-family:var(--mono);font-size:.92rem;color:var(--teal);font-weight:600;}

/* ---------- Trust strip ---------- */
.trust{background:var(--panel);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);}
.trust .wrap{display:grid;grid-template-columns:repeat(4,1fr);}
.stat{padding:1.7rem clamp(1rem,2vw,2rem) 1.7rem 0;border-right:1px solid var(--line-soft);}
.stat:last-child{border-right:none;}
.stat .num{font-family:var(--mono);font-size:clamp(1.5rem,2.6vw,2rem);font-weight:600;}
.stat .num .unit{font-size:.85rem;color:var(--teal);margin-left:.15rem;}
.stat .label{margin-top:.4rem;font-size:.83rem;color:var(--muted);}

/* ---------- Section scaffolding ---------- */
section{padding:clamp(4rem,8vw,6.5rem) 0;}
.section-alt{background:var(--panel);border-top:1px solid var(--line-soft);}
.section-head{display:grid;grid-template-columns:1.1fr .9fr;gap:2rem;align-items:end;margin-bottom:clamp(2.5rem,5vw,3.5rem);}
.section-head h2{font-size:clamp(1.9rem,3.6vw,2.7rem);line-height:1.12;margin-top:.6rem;}
.section-head .desc{color:var(--muted);font-size:1.02rem;max-width:30rem;}
.head-stack{max-width:40rem;margin-bottom:clamp(2.5rem,5vw,3.5rem);}
.head-stack h2{font-size:clamp(1.9rem,3.6vw,2.7rem);line-height:1.12;margin-top:.6rem;}
.head-stack p{color:var(--muted);margin-top:1rem;}

/* ---------- Challenge selector ---------- */
.seg{display:flex;gap:.4rem;padding:4px;border:1px solid var(--line);border-radius:8px;width:max-content;margin-bottom:1.6rem;}
.seg button{background:transparent;color:var(--muted);border:none;font-family:var(--mono);font-size:.82rem;
  font-weight:600;padding:.6rem 1.1rem;border-radius:6px;transition:background .2s,color .2s;}
.seg button.active{background:var(--teal);color:var(--teal-ink);}
.sizes{display:flex;gap:.6rem;flex-wrap:wrap;margin-bottom:1.8rem;}
.sizes button{background:transparent;border:1px solid var(--line);color:var(--muted);font-family:var(--mono);
  font-size:.82rem;padding:.5rem .9rem;border-radius:6px;transition:all .2s ease;}
.sizes button:hover{border-color:var(--teal);color:var(--teal);}
.sizes button.active{border-color:var(--teal);color:var(--teal);}
.challenge-card{display:grid;grid-template-columns:1fr 1.3fr;border:1px solid var(--line);border-radius:14px;overflow:hidden;}
.challenge-price{background:linear-gradient(160deg,#0c1a30,var(--panel-2));padding:clamp(1.5rem,3vw,2.4rem);
  display:flex;flex-direction:column;justify-content:space-between;border-right:1px solid var(--line-soft);}
.challenge-price .cp-label{font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;color:var(--muted);text-transform:uppercase;}
.challenge-price .amount{font-family:var(--mono);font-size:clamp(2.4rem,5vw,3.2rem);font-weight:600;letter-spacing:-.02em;margin-top:1rem;}
.challenge-price p{color:var(--muted);font-size:.9rem;margin-top:.5rem;max-width:22rem;}
.rule-row{display:grid;grid-template-columns:1fr auto 1.3fr;gap:1rem;align-items:center;
  padding:1rem clamp(1.2rem,2.5vw,1.8rem);border-bottom:1px solid var(--line-soft);}
.rule-row:last-child{border-bottom:none;}
.rule-row .rname{font-weight:500;font-size:.93rem;}
.rule-row .rval{font-family:var(--mono);color:var(--teal);font-size:.95rem;text-align:right;}
.rule-row .rform{font-family:var(--mono);color:var(--muted-2);font-size:.78rem;}
.flash{animation:cellflash .9s ease;}

/* ---------- Steps / features grid ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line-soft);
  border:1px solid var(--line-soft);border-radius:12px;overflow:hidden;}
.cell{background:var(--bg);padding:clamp(1.6rem,3vw,2.3rem);}
.cell .step-num{font-family:var(--mono);font-size:.85rem;color:var(--teal);}
.cell h3{font-size:1.3rem;margin:.9rem 0 0;}
.cell p{color:var(--muted);font-size:.94rem;margin:.7rem 0 0;}
.cell .tag{display:inline-block;margin-top:1.1rem;font-family:var(--mono);font-size:.75rem;color:#c7d0dc;
  background:rgba(255,255,255,.05);border:1px solid var(--line);padding:.3rem .6rem;border-radius:5px;}
.cell .glyph{width:30px;height:30px;color:var(--teal);}
.cell.feat h3{font-size:1.18rem;margin-top:1.2rem;}
.cell{transition:background .2s ease;}
.cell.feat:hover{background:#0a1526;}
.link-more{margin-top:1.6rem;font-weight:600;display:inline-block;}

/* ---------- Bangkok section ---------- */
.bangkok{position:relative;overflow:hidden;}
.bangkok .wrap{display:grid;grid-template-columns:.95fr 1.05fr;gap:clamp(2rem,4vw,3.5rem);align-items:center;}
.bangkok-img{border:1px solid var(--line);border-radius:14px;overflow:hidden;position:relative;}
.bangkok-img img{width:100%;height:100%;object-fit:cover;display:block;}
.bangkok-chips{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.6rem;}
.bangkok-chips span{border:1px solid var(--line);font-family:var(--mono);font-size:.78rem;color:var(--muted);
  padding:.4rem .75rem;border-radius:5px;}

/* ---------- Results placeholder ---------- */
.proof{border:1px dashed var(--line);border-radius:12px;padding:clamp(2rem,4vw,3rem);text-align:center;}
.proof .tag-soon{display:inline-block;font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;color:var(--teal);
  border:1px solid rgba(22,199,167,.3);padding:.3rem .65rem;border-radius:5px;margin-bottom:1.1rem;}
.proof p{color:var(--muted);max-width:44rem;margin:0 auto;font-size:.98rem;}

/* ---------- FAQ ---------- */
.faq{max-width:48rem;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{width:100%;background:none;border:none;display:flex;justify-content:space-between;align-items:center;gap:1rem;
  padding:1.35rem 0;text-align:left;color:var(--ink);font-size:1.03rem;font-weight:600;}
.faq-q .plus{font-family:var(--mono);color:var(--teal);font-size:1.3rem;flex:none;transition:transform .2s ease;}
.faq-item.open .faq-q .plus{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a p{padding:0 0 1.4rem;color:var(--muted);max-width:42rem;font-size:.96rem;}

/* ---------- CTA ---------- */
.cta{border-top:1px solid var(--line-soft);background:linear-gradient(180deg,var(--panel),var(--bg));text-align:center;
  padding:clamp(3.5rem,7vw,5.5rem) 0;}
.cta .eyebrow{justify-content:center;}
.cta h2{font-size:clamp(2rem,4vw,3rem);max-width:40rem;margin:.9rem auto 0;line-height:1.1;}
.cta .hero-actions{justify-content:center;margin-top:2rem;}

/* ---------- Footer ---------- */
.site-footer{background:#050c17;border-top:1px solid var(--line-soft);}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:2rem;padding:3.5rem 0 2.5rem;}
.footer-brand img{height:26px;margin-bottom:1.1rem;}
.footer-brand p{max-width:22rem;font-size:.9rem;color:var(--muted);}
.footer-brand address{font-style:normal;margin-top:1rem;font-size:.85rem;color:var(--muted-2);line-height:1.6;}
.footer-col h4{font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-2);margin:0 0 1rem;}
.footer-col ul{display:flex;flex-direction:column;gap:.65rem;}
.footer-col a{color:#c7d0dc;font-size:.9rem;}
.footer-col a:hover{color:var(--ink);}
.risk-strip{border-top:1px solid var(--line-soft);}
.risk-strip .wrap{font-family:var(--mono);font-size:.78rem;color:var(--muted-2);line-height:1.7;padding-top:1.4rem;padding-bottom:1.4rem;}
.footer-bottom{border-top:1px solid var(--line-soft);}
.footer-bottom .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:1rem;font-size:.82rem;color:var(--muted-2);padding-top:1.5rem;padding-bottom:1.5rem;}

/* ---------- Scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.6,.2,1),transform .7s cubic-bezier(.2,.6,.2,1);}
.reveal.in{opacity:1;transform:none;}

/* ---------- Animations ---------- */
@keyframes rise{from{opacity:0;transform:translateY(24px);}to{opacity:1;transform:none;}}
@keyframes draw{to{stroke-dashoffset:0;}}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(22,199,167,.5);}70%{box-shadow:0 0 0 8px rgba(22,199,167,0);}100%{box-shadow:0 0 0 0 rgba(22,199,167,0);}}
@keyframes cellflash{0%{background:rgba(22,199,167,.22);}100%{background:transparent;}}

/* ---------- Responsive ---------- */
@media (max-width:940px){
  .main-nav,.login-link{display:none;}
  .burger{display:inline-flex;}
  .hero .wrap,.section-head,.bangkok .wrap{grid-template-columns:1fr;}
  .challenge-card,.grid-3{grid-template-columns:1fr;}
  .trust .wrap{grid-template-columns:1fr 1fr;}
  .stat:nth-child(2){border-right:none;}
  .footer-top{grid-template-columns:1fr 1fr;}
}
@media (max-width:560px){
  .footer-top{grid-template-columns:1fr;}
  .hero-actions,.cta .hero-actions{flex-direction:column;align-items:stretch;}
  .cta .hero-actions{align-items:center;}
  .rule-row{grid-template-columns:1fr auto;}
  .rule-row .rform{grid-column:1 / -1;text-align:left;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  .reveal{opacity:1;transform:none;}
  .eq-line{stroke-dashoffset:0!important;}
  html{scroll-behavior:auto;}
}