/* Trading Hub 3.0 — dark trading theme */
:root{
  --bg:#0a0e14;
  --bg2:#0d1219;
  --card:#131a26;
  --card2:#171f30;
  --border:#232d42;
  --text:#e9eef6;
  --muted:#9aa6bc;
  --gold:#f0b90b;
  --gold-dim:#c99509;
  --green:#26a69a;
  --red:#ef5350;
  --radius:12px;
  --maxw:1100px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  line-height:1.7;
  font-size:16px;
}
a{color:var(--gold);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(10,14,20,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
}
.nav{
  max-width:var(--maxw);margin:0 auto;padding:14px 20px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.brand{font-weight:800;font-size:1.15rem;color:var(--text);letter-spacing:.5px}
.brand span{color:var(--gold)}
.nav-links{display:flex;gap:22px;list-style:none;align-items:center}
.nav-links a{color:var(--muted);font-weight:500}
.nav-links a:hover,.nav-links a.active{color:var(--gold);text-decoration:none}
.nav-cta{
  background:var(--gold);color:#111!important;font-weight:700;
  padding:8px 18px;border-radius:8px;
}
.nav-cta:hover{background:var(--gold-dim);text-decoration:none}

/* ---------- layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
section{padding:64px 0}
.section-title{font-size:1.9rem;margin-bottom:8px;text-align:center}
.section-sub{color:var(--muted);text-align:center;max-width:680px;margin:0 auto 40px}

/* ---------- hero ---------- */
.hero{
  padding:72px 0 56px;
  background:radial-gradient(900px 420px at 50% -60px, rgba(240,185,11,.10), transparent 70%);
}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.hero h1{font-size:2.6rem;line-height:1.2;margin-bottom:18px}
.hero h1 .hl{color:var(--gold)}
.hero p.lead{color:var(--muted);font-size:1.1rem;margin-bottom:28px}
.btn{
  display:inline-block;background:var(--gold);color:#111;font-weight:700;
  padding:13px 30px;border-radius:10px;font-size:1rem;border:0;cursor:pointer;
}
.btn:hover{background:var(--gold-dim);text-decoration:none;color:#111}
.btn-ghost{
  display:inline-block;border:1px solid var(--border);color:var(--text);
  padding:12px 28px;border-radius:10px;font-weight:600;margin-left:12px;
  background:var(--card);
}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);text-decoration:none}
.hero-img{
  border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:0 20px 60px rgba(0,0,0,.5);
}
.caption{color:var(--muted);font-size:.85rem;margin-top:10px;text-align:center}

/* ---------- feature grid ---------- */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius);padding:26px;
}
.card:hover{border-color:var(--gold-dim)}
.card .icon{font-size:1.7rem;margin-bottom:12px}
.card h3{font-size:1.08rem;margin-bottom:8px;color:var(--gold)}
.card p{color:var(--muted);font-size:.95rem}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:26px;position:relative}
.step::before{
  counter-increment:step;content:counter(step);
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:50%;
  background:var(--gold);color:#111;font-weight:800;margin-bottom:14px;
}
.step h3{margin-bottom:8px;font-size:1.02rem}
.step p{color:var(--muted);font-size:.93rem}
.step code{background:#0a0e14;padding:2px 7px;border-radius:5px;font-size:.85em;color:var(--green)}

/* ---------- pricing ---------- */
.pricing-card{
  max-width:520px;margin:0 auto;background:var(--card);
  border:2px solid var(--gold);border-radius:16px;padding:40px;text-align:center;
  box-shadow:0 24px 70px rgba(240,185,11,.08);
}
.pricing-card .pname{font-size:1.3rem;font-weight:800;margin-bottom:6px}
.pricing-card .price{font-size:3rem;font-weight:800;color:var(--gold);margin:10px 0}
.pricing-card .price small{font-size:1rem;color:var(--muted);font-weight:400}
.includes{list-style:none;text-align:left;margin:24px 0}
.includes li{padding:9px 0;border-bottom:1px solid var(--border);color:var(--muted)}
.includes li::before{content:"✓ ";color:var(--green);font-weight:700}
.includes li strong{color:var(--text)}

/* ---------- faq ---------- */
.faq{max-width:760px;margin:0 auto}
.faq-item{background:var(--card);border:1px solid var(--border);border-radius:10px;margin-bottom:12px;overflow:hidden}
.faq-item summary{padding:18px 22px;cursor:pointer;font-weight:600;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";float:right;color:var(--gold);font-size:1.3rem}
.faq-item[open] summary::after{content:"–"}
.faq-item .faq-a{padding:0 22px 20px;color:var(--muted)}

/* ---------- feature detail (juka page) ---------- */
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center;margin-bottom:56px}
.feature-row:nth-child(even) .feature-text{order:2}
.feature-text h3{color:var(--gold);margin-bottom:10px;font-size:1.3rem}
.feature-text p{color:var(--muted)}
.diagram{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:10px;
}

/* ---------- articles ---------- */
.article{max-width:760px;margin:0 auto}
.article h1{font-size:2.1rem;margin-bottom:10px;line-height:1.3}
.article .meta{color:var(--muted);font-size:.9rem;margin-bottom:28px}
.article h2{margin:34px 0 12px;font-size:1.4rem;color:var(--gold)}
.article p{margin-bottom:16px;color:#cdd5e3}
.article ul,.article ol{margin:0 0 16px 22px;color:#cdd5e3}
.article li{margin-bottom:8px}
.cta-box{
  background:var(--card);border:1px solid var(--gold-dim);border-radius:var(--radius);
  padding:28px;margin:40px 0;text-align:center;
}
.cta-box p{color:var(--muted);margin-bottom:16px}
.guide-list{display:grid;gap:18px;max-width:760px;margin:0 auto}
.guide-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;display:block;color:var(--text)}
.guide-card:hover{border-color:var(--gold);text-decoration:none}
.guide-card h3{color:var(--gold);margin-bottom:8px}
.guide-card p{color:var(--muted);font-size:.95rem}

/* ---------- misc ---------- */
.disclaimer{
  background:#141019;border:1px solid #3a2c12;border-radius:var(--radius);
  padding:24px;color:var(--muted);font-size:.88rem;max-width:900px;margin:0 auto;
}
.disclaimer strong{color:var(--gold)}
.buy-band{background:var(--bg2);border-top:1px solid var(--border);border-bottom:1px solid var(--border);text-align:center}
.buy-band .price{font-size:2.2rem;color:var(--gold);font-weight:800;margin:8px 0 18px}
table.spec{width:100%;border-collapse:collapse;margin:20px 0}
table.spec td{padding:12px 16px;border-bottom:1px solid var(--border);color:var(--muted)}
table.spec td:first-child{color:var(--text);font-weight:600;width:38%}
footer{border-top:1px solid var(--border);padding:40px 0;color:var(--muted);font-size:.9rem}
.footer-grid{max-width:var(--maxw);margin:0 auto;padding:0 20px;display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}
footer h4{color:var(--text);margin-bottom:12px;font-size:1rem}
footer ul{list-style:none}
footer li{margin-bottom:8px}
footer a{color:var(--muted)}
footer a:hover{color:var(--gold)}
.copyright{text-align:center;margin-top:30px;padding-top:20px;border-top:1px solid var(--border)}

/* ---------- responsive ---------- */
@media(max-width:860px){
  .hero-grid,.feature-row{grid-template-columns:1fr}
  .feature-row:nth-child(even) .feature-text{order:0}
  .grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .hero h1{font-size:2rem}
  .nav-links{gap:14px;font-size:.92rem}
  .footer-grid{grid-template-columns:1fr}
}
@media(max-width:560px){
  .grid,.steps{grid-template-columns:1fr}
  .btn-ghost{margin-left:0;margin-top:12px}
  section{padding:44px 0}
}