/* Trading Made Simple — black, white & gold */
:root{
  --black:#0b0b0d; --ink:#16161a; --ink-2:#1f1f25; --line:#2a2a31;
  --gold:#d4af37; --gold-2:#e9c95b; --gold-soft:#f7efd2; --gold-deep:#a8841f;
  --white:#ffffff; --off:#faf8f2; --text:#1b1b1f; --muted:#5d5d66; --muted-dark:#b9b9c2;
  --green:#1f9d55; --red:#d64545;
  --radius:14px; --shadow:0 10px 30px rgba(0,0,0,.08);
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --display: Georgia, "Times New Roman", serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--text);background:var(--white);line-height:1.6;font-size:17px;-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:var(--gold-deep)}
a:hover{color:var(--black)}
h1,h2,h3,h4{line-height:1.2;margin:0 0 .5em}
h1{font-family:var(--display);font-size:clamp(2rem,4.6vw,3.4rem);font-weight:700;letter-spacing:-.01em}
h2{font-family:var(--display);font-size:clamp(1.6rem,3vw,2.3rem)}
h3{font-size:1.2rem}
p{margin:0 0 1em}
.container{width:min(1140px,92vw);margin:0 auto}
.narrow{width:min(780px,92vw);margin:0 auto}
.section{padding:72px 0}
.section.alt{background:var(--off)}
.section.dark{background:var(--black);color:var(--white)}
.section.dark p,.section.dark li{color:var(--muted-dark)}
.eyebrow{display:inline-block;font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold-deep);font-weight:700;margin-bottom:.8rem}
.dark .eyebrow{color:var(--gold)}
.lead{font-size:1.15rem;color:var(--muted)}
.dark .lead{color:var(--muted-dark)}
.gold{color:var(--gold)}
.center{text-align:center}
.muted{color:var(--muted)}
.small{font-size:.88rem}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;padding:.85em 1.5em;border-radius:999px;font-weight:700;text-decoration:none;border:2px solid transparent;cursor:pointer;font-size:1rem;font-family:inherit;transition:transform .15s ease,background .15s ease,box-shadow .15s ease}
.btn:hover{transform:translateY(-1px)}
.btn-gold{background:linear-gradient(180deg,var(--gold-2),var(--gold));color:var(--black);box-shadow:0 6px 18px rgba(212,175,55,.35)}
.btn-gold:hover{color:var(--black);background:var(--gold-2)}
.btn-dark{background:var(--black);color:var(--white)}
.btn-dark:hover{color:var(--gold)}
.btn-outline{border-color:var(--gold);color:var(--gold-deep);background:transparent}
.dark .btn-outline{color:var(--gold)}
.btn-outline:hover{background:var(--gold);color:var(--black)}
.btn-sm{padding:.5em 1em;font-size:.9rem}
.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}

/* Header */
.topbar{background:var(--gold);color:var(--black);font-size:.82rem;text-align:center;padding:6px 12px;font-weight:600}
.site-header{position:sticky;top:0;z-index:50;background:rgba(11,11,13,.97);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--white);font-weight:800;letter-spacing:.02em;white-space:nowrap}
.brand:hover{color:var(--white)}
.brand-mark{width:36px;height:36px;border-radius:9px;background:linear-gradient(135deg,var(--gold-2),var(--gold-deep));display:grid;place-items:center;color:var(--black);font-weight:900;font-size:.95rem}
.brand small{color:var(--gold);font-weight:800}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.nav-links a{white-space:nowrap;color:#e6e6ea;text-decoration:none;font-size:.9rem;padding:8px 8px;border-radius:8px;font-weight:500}
.nav-links a:hover,.nav-links a.active{color:var(--gold)}
.nav-cta{margin-left:8px}
.nav-toggle{display:none;background:none;border:1px solid var(--line);color:var(--white);border-radius:8px;padding:8px 10px;font-size:1.1rem;cursor:pointer}
@media (max-width:1200px){
  .nav-toggle{display:block}
  .nav-links{display:none;position:absolute;top:68px;left:0;right:0;flex-direction:column;align-items:stretch;background:var(--black);padding:12px 4vw 20px;border-bottom:1px solid var(--line)}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 8px;font-size:1rem}
  .nav-cta{margin:8px 0 0}
}

/* Hero */
.hero{background:radial-gradient(1200px 500px at 80% -10%,rgba(212,175,55,.22),transparent 60%),var(--black);color:var(--white);padding:88px 0 96px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero h1{color:var(--white)}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero-text{font-size:1.25rem;color:#d9d9df;max-width:36em}
.hero .tagline{color:var(--gold);font-weight:700;letter-spacing:.04em;margin-bottom:1.2rem}
.trust{display:flex;flex-wrap:wrap;gap:18px;margin-top:28px;color:var(--muted-dark);font-size:.92rem}
.trust span::before{content:"✓ ";color:var(--gold);font-weight:800}
.hero-card{background:linear-gradient(180deg,#17171c,#101013);border:1px solid #33333b;border-radius:20px;padding:22px;box-shadow:0 30px 80px rgba(0,0,0,.5)}
.hero-card canvas{width:100%;height:220px;display:block}
.hero-card .hc-row{display:flex;justify-content:space-between;align-items:center;color:var(--muted-dark);font-size:.85rem;margin-bottom:10px}
.pill{display:inline-block;padding:3px 10px;border-radius:999px;font-size:.75rem;font-weight:700;background:rgba(212,175,55,.15);color:var(--gold);border:1px solid rgba(212,175,55,.35)}
.pill.light{background:var(--gold-soft);color:var(--gold-deep);border-color:#ecd99a}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr}.hero{padding:60px 0 70px}}

/* Cards & grids */
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media (max-width:900px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.g2,.g3,.g4{grid-template-columns:1fr}}
.card{background:var(--white);border:1px solid #ece8da;border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.dark .card{background:var(--ink);border-color:var(--line);box-shadow:none}
.dark .card h3{color:var(--white)}
.card .icon{width:44px;height:44px;border-radius:12px;background:var(--black);color:var(--gold);display:grid;place-items:center;font-size:1.3rem;margin-bottom:14px}
.dark .card .icon{background:rgba(212,175,55,.12)}
.card-link{text-decoration:none;color:inherit;display:block;transition:transform .15s ease, box-shadow .15s}
.card-link:hover{transform:translateY(-3px);box-shadow:0 16px 40px rgba(0,0,0,.12);color:inherit}

/* Modules */
.module{border:1px solid #ece8da;border-radius:var(--radius);overflow:hidden;margin-bottom:18px;background:var(--white)}
.module-head{display:flex;gap:16px;align-items:center;padding:18px 22px;background:var(--black);color:var(--white)}
.module-num{flex:0 0 auto;width:46px;height:46px;border-radius:50%;border:2px solid var(--gold);color:var(--gold);display:grid;place-items:center;font-weight:800}
.module-head h3{margin:0;color:var(--white)}
.module-head p{margin:0;color:var(--muted-dark);font-size:.9rem}
.lesson-list{list-style:none;margin:0;padding:0}
.lesson-list li{border-top:1px solid #f0ecdf}
.lesson-list a{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:13px 22px;text-decoration:none;color:var(--text)}
.lesson-list a:hover{background:var(--off)}
.lesson-day{font-size:.78rem;font-weight:800;color:var(--gold-deep);min-width:58px;letter-spacing:.06em}
.lesson-title{flex:1}
.status{font-size:.8rem;color:var(--muted)}
.status.done{color:var(--green);font-weight:700}

/* Pricing */
.pricing{align-items:stretch}
.plan{display:flex;flex-direction:column;position:relative}
.plan.featured{border:2px solid var(--gold);transform:translateY(-8px)}
.plan .badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--gold);color:var(--black);font-size:.75rem;font-weight:800;padding:4px 12px;border-radius:999px;letter-spacing:.05em;white-space:nowrap}
.price{font-family:var(--display);font-size:2.6rem;font-weight:700;margin:.2em 0 0}
.price small{font-family:var(--font);font-size:1rem;color:var(--muted);font-weight:500}
.plan ul{list-style:none;padding:0;margin:18px 0 24px;flex:1}
.plan li{padding:7px 0 7px 28px;position:relative;border-bottom:1px dashed #eee5c8}
.plan li::before{content:"✓";position:absolute;left:4px;color:var(--gold-deep);font-weight:900}
.plan li.no{color:#aaa}
.plan li.no::before{content:"–";color:#ccc}

/* FAQ */
.faq details{border:1px solid #ece8da;border-radius:12px;padding:0;margin-bottom:12px;background:var(--white)}
.faq summary{cursor:pointer;padding:18px 22px;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--gold-deep);font-size:1.3rem;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details > div{padding:0 22px 18px;color:var(--muted)}

/* Forms */
input,select,textarea{font:inherit;padding:.75em .9em;border:1px solid #d9d4c3;border-radius:10px;width:100%;background:var(--white);color:var(--text)}
input:focus,select:focus,textarea:focus{outline:2px solid var(--gold);border-color:var(--gold)}
label{font-weight:600;font-size:.92rem;display:block;margin-bottom:6px}
.field{margin-bottom:14px}
.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px}
.inline-form{display:flex;gap:10px;flex-wrap:wrap}
.inline-form input{flex:1;min-width:200px}
.notice{padding:14px 18px;border-radius:12px;background:var(--gold-soft);border:1px solid #ecd99a;color:#5a4710;font-size:.95rem}
.notice.dark{background:#1a1709;border-color:#4a3e12;color:#e9d58f}
.notice.ok{background:#e9f7ef;border-color:#b6e3c8;color:#155d34}
.notice.warn{background:#fdecec;border-color:#f3c1c1;color:#842626}
.sim-banner{background:repeating-linear-gradient(45deg,#111,#111 12px,#1a1a1a 12px,#1a1a1a 24px);color:var(--gold);border:1px solid var(--gold-deep);padding:12px 18px;border-radius:12px;font-weight:700;font-size:.92rem;text-align:center}

/* Page header */
.page-hero{background:var(--black);color:var(--white);padding:56px 0 48px;border-bottom:3px solid var(--gold)}
.page-hero h1{color:var(--white)}
.page-hero p{color:var(--muted-dark);max-width:44em}

/* Lesson */
.lesson-layout{display:grid;grid-template-columns:270px 1fr;gap:36px;align-items:start}
@media (max-width:900px){.lesson-layout{grid-template-columns:1fr}.lesson-side{order:2}}
.lesson-side{position:sticky;top:88px;max-height:calc(100vh - 110px);overflow:auto;border:1px solid #ece8da;border-radius:var(--radius);padding:14px}
.lesson-side a{display:block;padding:6px 8px;border-radius:8px;text-decoration:none;color:var(--text);font-size:.9rem}
.lesson-side a.current{background:var(--black);color:var(--gold)}
.lesson-side a.done::after{content:" ✓";color:var(--green);font-weight:800}
.lesson-side h4{font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:var(--gold-deep);margin:12px 8px 4px}
.prose{font-size:1.06rem}
.prose h1{font-size:2.2rem}
.prose h2{font-size:1.5rem;margin-top:1.6em;padding-bottom:.3em;border-bottom:2px solid var(--gold-soft)}
.prose h3{margin-top:1.4em}
.prose blockquote{margin:1.2em 0;padding:14px 18px;border-left:4px solid var(--gold);background:var(--off);border-radius:0 10px 10px 0}
.prose blockquote p:last-child{margin:0}
.prose code{background:#f3f0e6;padding:.1em .35em;border-radius:5px;font-size:.92em}
.prose pre{background:var(--black);color:#eee;padding:16px;border-radius:10px;overflow:auto}
.prose pre code{background:none;color:inherit}
.prose table{border-collapse:collapse;width:100%;margin:1em 0;font-size:.95rem}
.prose th,.prose td{border:1px solid #e6e0cc;padding:8px 10px;text-align:left}
.prose th{background:var(--off)}
.prose li{margin-bottom:.35em}
.prose hr{border:none;border-top:1px solid #eee;margin:2em 0}
.quiz{margin-top:40px;border:2px solid var(--gold);border-radius:var(--radius);padding:24px;background:linear-gradient(180deg,#fffdf6,#fff)}
.q{margin-bottom:22px}
.q p.qt{font-weight:700;margin-bottom:10px}
.opt{display:flex;gap:10px;align-items:flex-start;padding:10px 14px;border:1px solid #e6e0cc;border-radius:10px;margin-bottom:8px;cursor:pointer;font-weight:500;background:#fff}
.opt input{width:auto;margin-top:5px}
.opt.correct{border-color:var(--green);background:#eefaf3}
.opt.wrong{border-color:var(--red);background:#fdf0f0}
.explain{font-size:.93rem;color:var(--muted);margin-top:6px;display:none}
.explain.show{display:block}
.lesson-nav{display:flex;justify-content:space-between;gap:12px;margin-top:32px;flex-wrap:wrap}

/* Dashboard */
.stat{padding:22px}
.stat .num{font-family:var(--display);font-size:2.3rem;font-weight:700;line-height:1}
.stat .lbl{color:var(--muted);font-size:.9rem}
.bar{height:12px;background:#eee8d3;border-radius:99px;overflow:hidden}
.bar > span{display:block;height:100%;background:linear-gradient(90deg,var(--gold-deep),var(--gold-2));border-radius:99px}
table.data{width:100%;border-collapse:collapse;font-size:.93rem}
table.data th,table.data td{padding:10px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}
table.data th{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.table-wrap{overflow-x:auto}

/* Tutor chat */
.chat{display:flex;flex-direction:column;height:min(640px,72vh);border:1px solid #e6e0cc;border-radius:var(--radius);overflow:hidden;background:#fff;box-shadow:var(--shadow)}
.chat-head{background:var(--black);color:var(--white);padding:14px 18px;display:flex;align-items:center;gap:12px}
.avatar{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,var(--gold-2),var(--gold-deep));display:grid;place-items:center;color:var(--black);font-weight:900}
.chat-log{flex:1;overflow:auto;padding:18px;background:var(--off)}
.msg{max-width:85%;padding:12px 16px;border-radius:16px;margin-bottom:12px;white-space:normal}
.msg p:last-child{margin:0}
.msg.bot{background:#fff;border:1px solid #ece8da;border-bottom-left-radius:4px}
.msg.user{background:var(--black);color:#fff;margin-left:auto;border-bottom-right-radius:4px}
.chat-form{display:flex;gap:10px;padding:12px;border-top:1px solid #eee;background:#fff}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}
.chip{border:1px solid var(--gold);background:#fff;color:var(--gold-deep);border-radius:999px;padding:6px 12px;font-size:.85rem;cursor:pointer;font-family:inherit}
.chip:hover{background:var(--gold);color:var(--black)}
.typing{color:var(--muted);font-style:italic;font-size:.9rem}

/* Academy */
.tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.tab{border:1px solid #ddd5bb;background:#fff;border-radius:999px;padding:9px 16px;font-weight:700;cursor:pointer;font-family:inherit;font-size:.92rem}
.tab.active{background:var(--black);color:var(--gold);border-color:var(--black)}
.panel{display:none}
.panel.active{display:block}
.chart-box{background:#0f0f12;border-radius:var(--radius);padding:14px;border:1px solid #2b2b33}
.chart-box canvas{width:100%;height:340px;display:block}
.chart-legend{display:flex;gap:16px;flex-wrap:wrap;color:var(--muted-dark);font-size:.82rem;margin-top:8px}
.kv{display:flex;justify-content:space-between;padding:6px 0;border-bottom:1px dashed #eee}
.result-box{margin-top:16px}

/* Footer */
.site-footer{background:var(--black);color:var(--muted-dark);padding:56px 0 28px;font-size:.92rem}
.site-footer a{color:#e6e6ea;text-decoration:none}
.site-footer a:hover{color:var(--gold)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px;margin-bottom:28px}
@media (max-width:800px){.footer-grid{grid-template-columns:1fr 1fr}}
.site-footer h4{color:var(--gold);font-size:.8rem;letter-spacing:.14em;text-transform:uppercase}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:8px}
.disclaimer{border:1px solid #3a3420;background:#141209;color:#d8cfae;border-radius:12px;padding:16px 18px;font-size:.85rem;line-height:1.55}
.disclaimer strong{color:var(--gold)}
.copyright{border-top:1px solid var(--line);margin-top:24px;padding-top:18px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.82rem}

.steps{counter-reset:step;list-style:none;padding:0}
.steps li{counter-increment:step;position:relative;padding:0 0 18px 56px}
.steps li::before{content:counter(step);position:absolute;left:0;top:0;width:38px;height:38px;border-radius:50%;background:var(--black);color:var(--gold);display:grid;place-items:center;font-weight:800}
.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
@media (max-width:860px){.split{grid-template-columns:1fr}}
.glossary dt{font-weight:800;margin-top:12px}
.glossary dd{margin:2px 0 0;color:var(--muted)}
.hide{display:none!important}
@media print{.site-header,.site-footer,.topbar,.no-print{display:none!important}body{font-size:12pt}}