/* THE GREAT LEDGER — premium trading-education landing page */
:root{
  --navy:#050816; --navy-1:#070b1e; --navy-2:#0b1330; --navy-3:#111a3d;
  --line:#1c2650; --line-soft:#141d40;
  --gold:#f5b942; --gold-2:#e8a92e; --gold-deep:#c8891a; --gold-glow:rgba(245,185,66,.35);
  --ink:#f4f6fb; --body:#b9c1d6; --muted:#7c86a3; --muted-2:#586182;
  --green:#2ad597; --red:#ff5468;
  --font-display:'Cinzel', serif;
  --font-body:'Cormorant Garamond', serif;
  --font-mono:'IBM Plex Mono', monospace;
  --sp-section:140px;
  --max:1240px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--navy); color:var(--body);
  font-family:var(--font-body); font-size:19px; line-height:1.6;
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
::selection{background:var(--gold);color:var(--navy)}
a{color:var(--gold);text-decoration:none;transition:color .25s}
a:hover{color:var(--gold-2)}
img{display:block;max-width:100%}
.wrap{max-width:var(--max);margin:0 auto;padding:0 32px}

/* ---- shared type ---- */
.kicker{
  font-family:var(--font-mono); font-size:12px; letter-spacing:3.5px;
  text-transform:uppercase; color:var(--gold); font-weight:500;
}
.eyebrow{
  font-family:var(--font-mono); font-size:11px; letter-spacing:3px;
  text-transform:uppercase; color:var(--muted); font-weight:500;
}
h1,h2,h3{font-family:var(--font-display);font-weight:600;color:var(--ink);line-height:1.12;letter-spacing:.5px}
.section-head{text-align:center;max-width:760px;margin:0 auto 72px}
.section-head h2{font-size:clamp(30px,4vw,50px);text-transform:uppercase;letter-spacing:2px;margin:18px 0 20px}
.section-head p{font-size:21px;color:var(--body)}
.gold-line{width:56px;height:1px;background:linear-gradient(90deg,transparent,var(--gold),transparent);margin:0 auto}
.gold-txt{color:var(--gold)}
section{padding:var(--sp-section) 0;position:relative}

/* ---- buttons ---- */
.btn{
  display:inline-flex;align-items:center;gap:11px;
  font-family:var(--font-mono);font-size:14px;letter-spacing:2.5px;text-transform:uppercase;
  padding:0 34px;height:56px;border-radius:9999px;cursor:pointer;transition:all .3s ease;
  border:1px solid var(--gold);white-space:nowrap;
}
.btn-primary{background:var(--gold);color:var(--navy);font-weight:500;box-shadow:0 0 0 rgba(245,185,66,0)}
.btn-primary:hover{background:var(--gold-2);color:var(--navy);box-shadow:0 14px 40px -8px var(--gold-glow);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--gold)}
.btn-ghost:hover{background:rgba(245,185,66,.08);transform:translateY(-2px)}
.btn .arw{font-size:16px;transition:transform .3s}
.btn:hover .arw{transform:translateX(4px)}

/* ============ NAV ============ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;height:76px;
  display:flex;align-items:center;transition:background .35s,border-color .35s,backdrop-filter .35s;
  border-bottom:1px solid transparent;
}
.nav.scrolled{background:rgba(5,8,22,.82);backdrop-filter:blur(14px);border-bottom-color:var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;width:100%}
.brand{display:flex;align-items:center;gap:13px}
.brand img{width:38px;height:38px;object-fit:contain;filter:drop-shadow(0 0 10px rgba(245,185,66,.25))}
.brand .wm{font-family:var(--font-display);font-size:16px;letter-spacing:4px;text-transform:uppercase;color:var(--ink);font-weight:600}
.brand .wm small{display:block;font-family:var(--font-mono);font-size:8.5px;letter-spacing:4px;color:var(--gold);margin-top:2px;font-weight:400}
.nav-links{display:flex;gap:34px}
.nav-links a{font-family:var(--font-mono);font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--muted)}
.nav-links a:hover{color:var(--ink)}
.nav-cta{font-family:var(--font-mono);font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--gold);border:1px solid var(--line);padding:11px 22px;border-radius:9999px;transition:all .3s}
.nav-cta:hover{border-color:var(--gold);background:rgba(245,185,66,.06)}

/* ============ HERO ============ */
.hero{min-height:100vh;display:flex;align-items:center;padding-top:96px;padding-bottom:60px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center;width:100%}
.badge{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:2.5px;text-transform:uppercase;
  color:var(--gold);border:1px solid rgba(245,185,66,.35);border-radius:9999px;
  padding:9px 18px;margin-bottom:30px;background:rgba(245,185,66,.05);
}
.badge .dot{width:6px;height:6px;border-radius:50%;background:var(--gold);box-shadow:0 0 10px var(--gold)}
.hero h1{font-size:clamp(38px,5vw,64px);text-transform:uppercase;letter-spacing:1.5px;margin-bottom:26px}
.hero h1 .em{color:var(--gold);display:block}
.hero .sub{font-size:22px;color:var(--body);max-width:560px;margin-bottom:34px;line-height:1.55}
.trust{display:flex;flex-wrap:wrap;gap:14px 28px;margin-bottom:38px}
.trust span{display:flex;align-items:center;gap:9px;font-family:var(--font-mono);font-size:12.5px;letter-spacing:1.5px;text-transform:uppercase;color:var(--body)}
.trust .ck{color:var(--gold);font-size:14px}
.price-row{display:flex;align-items:baseline;gap:18px;margin-bottom:30px}
.price-old{font-family:var(--font-mono);font-size:22px;color:var(--muted);text-decoration:line-through;text-decoration-color:var(--red)}
.price-new{font-family:var(--font-display);font-size:52px;color:var(--gold);font-weight:700;line-height:1}
.price-tag{font-family:var(--font-mono);font-size:11px;letter-spacing:2px;text-transform:uppercase;color:var(--green);border:1px solid rgba(42,213,151,.4);border-radius:9999px;padding:6px 12px}
.hero-cta{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.hero-cta .note{font-family:var(--font-mono);font-size:11px;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted)}

/* hero visual */
.hero-visual{position:relative;height:620px;display:flex;align-items:center;justify-content:center}
#globe{position:absolute;inset:0;width:100%;height:100%}
.term-card{
  position:absolute;background:rgba(9,14,34,.72);border:1px solid var(--line);
  border-radius:2px;backdrop-filter:blur(8px);padding:12px 14px;z-index:3;
  box-shadow:0 20px 60px -20px rgba(0,0,0,.7);
}
.term-card .tc-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.term-card .tc-sym{font-family:var(--font-mono);font-size:11px;letter-spacing:1.5px;color:var(--ink)}
.term-card .tc-chg{font-family:var(--font-mono);font-size:11px;letter-spacing:.5px}
.term-card canvas{display:block}
.tc-candles{top:36px;left:-14px;width:186px}
.tc-line{bottom:44px;right:-18px;width:210px}
.tc-net{top:46%;left:44%;transform:translate(-50%,-50%);font-family:var(--font-mono);font-size:9px;letter-spacing:2px;color:var(--gold);opacity:.0}

/* ============ CAROUSEL ============ */
.books{background:linear-gradient(180deg,var(--navy),var(--navy-1))}
.carousel{position:relative;height:560px;perspective:1900px;margin-bottom:8px}
.carousel-track{position:absolute;inset:0;transform-style:preserve-3d}
.book-slide{
  position:absolute;top:50%;left:50%;width:340px;height:484px;margin:-242px 0 0 -170px;
  transition:transform .8s cubic-bezier(.22,.61,.36,1),opacity .8s,filter .8s;
  cursor:pointer;
}
.book-slide img{width:100%;height:100%;object-fit:cover;border-radius:3px;
  box-shadow:0 40px 90px -30px rgba(0,0,0,.85);border:1px solid rgba(245,185,66,.18)}
.book-slide .glow{position:absolute;inset:-2px;border-radius:4px;box-shadow:0 0 0 1px transparent;transition:box-shadow .8s;pointer-events:none}
.book-slide.active .glow{box-shadow:0 0 60px -6px var(--gold-glow),0 0 0 1px rgba(245,185,66,.5)}
.carousel-btn{
  position:absolute;top:50%;transform:translateY(-50%);z-index:20;
  width:52px;height:52px;border-radius:50%;border:1px solid var(--line);
  background:rgba(9,14,34,.7);color:var(--gold);font-size:18px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;transition:all .3s;backdrop-filter:blur(6px);
}
.carousel-btn:hover{border-color:var(--gold);background:rgba(245,185,66,.08)}
.carousel-btn.prev{left:4%}
.carousel-btn.next{right:4%}
.dots{display:flex;gap:12px;justify-content:center;margin-top:24px}
.dots button{width:34px;height:3px;border:none;background:var(--line);cursor:pointer;transition:background .3s;border-radius:2px}
.dots button.on{background:var(--gold)}

/* ============ BOOK DETAILS ============ */
.details{border-top:1px solid var(--line-soft);background:var(--navy-1)}
.detail-head{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:50px;flex-wrap:wrap}
.detail-head .dh-idx{font-family:var(--font-mono);font-size:13px;letter-spacing:3px;color:var(--gold)}
.detail-head h3{font-size:clamp(28px,3.4vw,42px);text-transform:uppercase;letter-spacing:1.5px;margin-top:14px}
.detail-head p{max-width:420px;font-size:19px;color:var(--body)}
.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-soft);border:1px solid var(--line-soft)}
.topic{background:var(--navy-1);padding:26px 22px;transition:background .3s,transform .3s;position:relative;min-height:118px;display:flex;flex-direction:column;gap:8px}
.topic:hover{background:var(--navy-2)}
.topic .tn{font-family:var(--font-mono);font-size:11px;letter-spacing:1.5px;color:var(--muted-2)}
.topic .tt{font-family:var(--font-display);font-size:18px;color:var(--ink);letter-spacing:.5px;line-height:1.2}
.topic.special{background:linear-gradient(135deg,rgba(245,185,66,.14),rgba(245,185,66,.03));border:1px solid rgba(245,185,66,.4);z-index:2;margin:-1px}
.topic.special .tt{color:var(--gold)}
.topic.special .tn{color:var(--gold-2)}
.topic.special .tag{position:absolute;top:12px;right:12px;font-family:var(--font-mono);font-size:8.5px;letter-spacing:1.5px;color:var(--navy);background:var(--gold);padding:3px 7px;border-radius:2px}
.detail-fade{animation:fadeUp .6s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

/* ============ OUTCOMES ============ */
.out-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.out-card{background:var(--navy-2);border:1px solid var(--line);padding:44px 34px;position:relative;overflow:hidden;transition:transform .4s,border-color .4s}
.out-card:hover{transform:translateY(-6px);border-color:rgba(245,185,66,.5)}
.out-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--gold),transparent);transform:scaleX(0);transform-origin:left;transition:transform .5s}
.out-card:hover::before{transform:scaleX(1)}
.out-num{font-family:var(--font-mono);font-size:13px;letter-spacing:2px;color:var(--gold);margin-bottom:26px}
.out-card h3{font-size:26px;text-transform:uppercase;letter-spacing:1px;margin-bottom:16px}
.out-card p{font-size:19px;color:var(--body)}

/* ============ PROBLEMS ============ */
.problems{background:var(--navy-1)}
.prob-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line-soft);border:1px solid var(--line-soft)}
.prob{background:var(--navy-1);padding:38px 32px;display:flex;align-items:center;gap:20px;transition:background .3s}
.prob:hover{background:var(--navy-2)}
.prob .x{width:42px;height:42px;flex-shrink:0;border:1px solid rgba(255,84,104,.4);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--red);font-size:18px}
.prob .pt{font-family:var(--font-display);font-size:21px;color:var(--ink);letter-spacing:.5px}
.prob .ps{font-family:var(--font-mono);font-size:11px;letter-spacing:1.5px;color:var(--muted);text-transform:uppercase;margin-top:3px}

/* ============ SYSTEM ============ */
.sys-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.pillar{background:var(--navy-2);border:1px solid var(--line);padding:38px 28px;text-align:center;transition:all .4s;position:relative;overflow:hidden}
.pillar:hover{transform:translateY(-8px);border-color:var(--gold);box-shadow:0 30px 70px -30px var(--gold-glow)}
.pillar .pi{width:58px;height:58px;margin:0 auto 24px;border:1px solid rgba(245,185,66,.4);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--gold);font-family:var(--font-mono);font-size:17px;transition:all .4s}
.pillar:hover .pi{background:var(--gold);color:var(--navy)}
.pillar h3{font-size:20px;text-transform:uppercase;letter-spacing:1px;margin-bottom:12px}
.pillar p{font-size:17px;color:var(--muted)}

/* ============ ROADMAP ============ */
.roadmap{background:var(--navy-1)}
.road-track{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:20px;margin-top:20px}
.road-track::before{content:'';position:absolute;top:26px;left:9%;right:9%;height:1px;background:linear-gradient(90deg,transparent,var(--line),var(--gold),var(--line),transparent)}
.step{text-align:center;position:relative}
.step .node{width:54px;height:54px;margin:0 auto 26px;border-radius:50%;border:1px solid var(--gold);background:var(--navy);color:var(--gold);display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-size:16px;position:relative;z-index:2;transition:all .4s}
.step:hover .node{background:var(--gold);color:var(--navy);box-shadow:0 0 30px -4px var(--gold-glow)}
.step .sl{font-family:var(--font-mono);font-size:10.5px;letter-spacing:2px;color:var(--muted);text-transform:uppercase;margin-bottom:8px}
.step h3{font-size:22px;text-transform:uppercase;letter-spacing:1px;margin-bottom:10px}
.step p{font-size:16px;color:var(--muted)}

/* ============ FINAL CTA ============ */
.final{text-align:center;background:radial-gradient(ellipse at center,var(--navy-2),var(--navy) 70%)}
.final .lg{width:96px;margin:0 auto 30px;filter:drop-shadow(0 0 24px rgba(245,185,66,.3))}
.final h2{font-size:clamp(32px,4.4vw,56px);text-transform:uppercase;letter-spacing:2px;margin-bottom:22px}
.final .fp{font-size:22px;max-width:640px;margin:0 auto 40px;color:var(--body)}
.final .price-row{justify-content:center;margin-bottom:36px}
.final .btn{height:62px;font-size:15px}
.final .foot-note{margin-top:26px;font-family:var(--font-mono);font-size:11px;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted)}

/* ============ FOOTER ============ */
footer{background:var(--navy);border-top:1px solid var(--line);padding:64px 0 40px}
.foot-top{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:24px;padding-bottom:40px;border-bottom:1px solid var(--line-soft)}
.foot-links{display:flex;gap:30px}
.foot-links a{font-family:var(--font-mono);font-size:12px;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted)}
.foot-links a:hover{color:var(--gold)}
.foot-bottom{text-align:center;padding-top:34px}
.foot-bottom .wm{font-family:var(--font-display);font-size:22px;letter-spacing:8px;text-transform:uppercase;color:var(--ink);margin-bottom:14px}
.foot-bottom p{font-family:var(--font-mono);font-size:11px;letter-spacing:1px;color:var(--muted-2)}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:none}

/* mobile menu btn */
.menu-btn{display:none;background:none;border:none;color:var(--ink);font-size:22px;cursor:pointer}

/* ============ RESPONSIVE ============ */
@media(max-width:1024px){
  :root{--sp-section:100px}
  .hero-grid{grid-template-columns:1fr;gap:20px}
  .hero-visual{height:440px;order:-1}
  .topic-grid,.sys-grid{grid-template-columns:repeat(2,1fr)}
  .out-grid,.prob-grid{grid-template-columns:repeat(2,1fr)}
  .road-track{grid-template-columns:repeat(2,1fr);gap:44px}
  .road-track::before{display:none}
}
@media(max-width:640px){
  body{font-size:17px}
  .wrap{padding:0 20px}
  .nav-links{display:none}
  .menu-btn{display:block}
  .book-slide{width:250px;height:356px;margin:-178px 0 0 -125px}
  .carousel{height:440px}
  .topic-grid,.sys-grid,.out-grid,.prob-grid,.road-track{grid-template-columns:1fr}
  .tc-candles{left:0;width:150px}
  .tc-line{right:0;width:160px}
  .price-new{font-size:42px}
  .hero-cta{flex-direction:column;align-items:flex-start}
  .btn{width:100%;justify-content:center}
}