:root{
  --ink:#12202E;
  --ink-soft:#28405A;
  --ink-dark:#0B1520;
  --bg:#F6F1E6;
  --bg-deep:#EDE3CC;
  --paper:#FFFFFF;
  --text:#1B2531;
  --text-soft:#5B5A52;
  --line:rgba(18,32,46,0.14);
  --line-soft:rgba(18,32,46,0.08);
  --line-on-dark:rgba(255,255,255,0.14);
  --accent:#A9803F;
  --accent-light:#C9A05C;
  --font-display:'Fraunces', Georgia, serif;
  --font-body:'Inter', -apple-system, sans-serif;
  --font-mono:'JetBrains Mono', ui-monospace, monospace;
  --maxw:1320px;
  --ease:cubic-bezier(.22,.7,.24,1);
  --dur-fast:180ms;
  --dur-med:420ms;
  --nav-h:82px;
}
*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
html, body{overflow-x:hidden; max-width:100%;}
body{
  font-family:var(--font-body);
  color:var(--text);
  background:var(--bg);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  position:relative;
}
body::before{
  content:''; position:fixed; inset:0; pointer-events:none; z-index:2000; opacity:0.035; mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}
h1,h2,h3,h4{font-family:var(--font-display); color:var(--ink); font-weight:600; letter-spacing:-0.012em;}
a{color:inherit; text-decoration:none;}
img{max-width:100%; display:block;}
ul{list-style:none;}
.wrap{max-width:var(--maxw); margin:0 auto; padding:0 clamp(20px,4vw,56px);}
section[id]{scroll-margin-top:var(--nav-h);}
section{padding:clamp(72px,9vw,132px) 0;}
:focus-visible{outline:2px solid var(--accent); outline-offset:3px; border-radius:2px;}

.section-mark{display:flex; align-items:center; gap:14px; margin-bottom:26px;}
.section-mark .idx{font-family:var(--font-mono); font-size:13px; font-weight:600; color:var(--accent); letter-spacing:0.02em;}
.section-mark .idx-total{font-family:var(--font-mono); font-size:13px; color:var(--text-soft); opacity:0.55;}
.section-mark .rule{flex:0 0 44px; height:1px; background:var(--line);}
.section-mark .eyebrow{font-family:var(--font-mono); font-size:11px; letter-spacing:0.13em; text-transform:uppercase; color:var(--text-soft);}

h2.headline{font-size:clamp(2rem, 1.35rem + 2.6vw, 3.45rem); line-height:1.06; max-width:15ch;}
p.body-lg{font-size:clamp(1.05rem, 0.98rem + 0.35vw, 1.28rem); color:var(--text-soft); max-width:56ch; margin-top:20px; line-height:1.6;}

.text-link{position:relative; display:inline-flex; align-items:center; gap:7px; font-weight:600; font-size:15px; color:var(--ink); padding-bottom:2px;}
.text-link::after{content:''; position:absolute; left:0; right:0; bottom:-1px; height:1px; background:currentColor; transform:scaleX(0); transform-origin:left; transition:transform var(--dur-med) var(--ease);}
.text-link:hover::after{transform:scaleX(1);}
.text-link .arrow{display:inline-block; transition:transform var(--dur-fast) var(--ease);}
.text-link:hover .arrow{transform:translateX(4px);}
.text-link.light{color:#fff;}

.btn-primary{
  display:inline-flex; align-items:center; gap:9px; font-family:var(--font-body); font-weight:600; font-size:14.5px;
  background:var(--ink); color:var(--bg); padding:15px 28px; border-radius:3px; border:1px solid var(--ink);
  cursor:pointer; transition:transform var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.btn-primary:hover{transform:translateY(-2px); background:var(--ink-soft); box-shadow:0 14px 30px -14px rgba(18,32,46,0.45);}
.btn-primary.light{background:var(--bg); color:var(--ink); border-color:var(--bg);}
.btn-primary.light:hover{background:#fff;}
.btn-primary:disabled{opacity:0.55; cursor:wait; transform:none; box-shadow:none;}

.site-nav{position:fixed; top:0; left:0; right:0; z-index:200; transition:background var(--dur-med) var(--ease), border-color var(--dur-med) var(--ease), backdrop-filter var(--dur-med) var(--ease);}
.site-nav.scrolled{background:rgba(246,241,230,0.86); backdrop-filter:blur(14px); -webkit-backdrop-filter:blur(14px); border-bottom:1px solid var(--line);}
.nav-inner{max-width:var(--maxw); margin:0 auto; padding:22px clamp(20px,4vw,56px); display:flex; align-items:center; justify-content:space-between; gap:20px; height:var(--nav-h); box-sizing:border-box;}
.brand{display:flex; align-items:center; gap:10px; font-family:var(--font-display); font-weight:600; font-size:17.5px; color:var(--ink); min-width:0; flex-shrink:0;}
.brand-mark{width:30px; height:30px; object-fit:contain; flex-shrink:0;}
.brand-word{overflow:hidden; text-overflow:ellipsis; white-space:nowrap;}
.nav-links{display:flex; align-items:center; gap:38px;}
.nav-links a{position:relative; font-family:var(--font-mono); font-size:12px; letter-spacing:0.06em; text-transform:uppercase; color:var(--text-soft); transition:color var(--dur-fast); white-space:nowrap;}
.nav-links a::after{content:''; position:absolute; left:0; right:0; bottom:-6px; height:1px; background:var(--accent); transform:scaleX(0); transform-origin:left; transition:transform var(--dur-fast) var(--ease);}
.nav-links a:hover{color:var(--ink);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-cta{display:flex; align-items:center; gap:18px; flex-shrink:0;}
.nav-cta .btn-primary{padding:11px 20px; font-size:13px;}
.burger{display:none; flex-direction:column; gap:5px; cursor:pointer; background:none; border:none; padding:4px;}
.burger span{width:22px; height:1.5px; background:var(--ink); display:block;}
.mobile-menu{display:none; flex-direction:column; padding:6px clamp(20px,4vw,56px) 24px; background:var(--bg); border-bottom:1px solid var(--line);}
.mobile-menu a{padding:14px 0; border-bottom:1px solid var(--line); font-family:var(--font-mono); font-size:13px; letter-spacing:0.05em; text-transform:uppercase; color:var(--text);}
.mobile-menu.open{display:flex;}

.page-hero{padding-top:calc(var(--nav-h) + clamp(48px,7vw,96px)); padding-bottom:clamp(40px,5vw,64px);}
.eyebrow-standalone{font-family:var(--font-mono); font-size:11.5px; letter-spacing:0.14em; text-transform:uppercase; color:var(--accent); display:inline-block; margin-bottom:22px;}
.page-hero h1{font-size:clamp(2.4rem, 1.8rem + 3vw, 4.6rem); line-height:1.02; margin-bottom:22px; max-width:16ch;}
.page-hero h1 .accent-italic{font-style:italic; font-weight:500; color:var(--accent);}
.page-hero .lead{font-size:clamp(1.05rem, 1rem + 0.35vw, 1.28rem); color:var(--text-soft); max-width:52ch;}

.price-panel,.paper-card{background:var(--paper); border:1px solid var(--line); border-radius:6px; padding:clamp(28px,4vw,44px); box-shadow:0 30px 60px -34px rgba(18,32,46,0.22);}
.tag-mono{font-family:var(--font-mono); font-size:11px; letter-spacing:0.1em; text-transform:uppercase; color:var(--accent); display:block; margin-bottom:14px;}
.price-amount{font-family:var(--font-display); font-size:clamp(2.4rem, 2rem + 1.4vw, 3.4rem); font-weight:600; color:var(--ink); line-height:1;}
.price-amount span{font-size:15px; font-weight:400; color:var(--text-soft); font-family:var(--font-body);}
.price-desc{font-size:14.5px; color:var(--text-soft); margin:10px 0 0;}
.price-list{display:flex; flex-direction:column; gap:14px; padding-top:22px; margin-top:22px; border-top:1px solid var(--line);}
.price-list li{font-size:14px; color:var(--text-soft); padding-left:18px; position:relative;}
.price-list li::before{content:''; position:absolute; left:0; top:9px; width:8px; height:1px; background:var(--accent);}

.form-row{display:grid; grid-template-columns:1fr 1fr; gap:22px; margin-bottom:24px;}
.form-field{display:flex; flex-direction:column; gap:8px;}
.form-field.full{grid-column:1 / -1;}
label{font-family:var(--font-mono); font-size:11px; letter-spacing:0.05em; text-transform:uppercase; font-weight:500; color:var(--ink);}
input, select, textarea{
  font-family:var(--font-body); font-size:15px; padding:11px 2px; border-radius:0;
  border:none; border-bottom:1.5px solid var(--line); background:transparent; color:var(--text); outline:none; transition:border-color .15s;
}
input:focus, select:focus, textarea:focus{border-color:var(--ink);}
textarea{resize:vertical; min-height:80px;}
.form-note{font-size:12px; color:var(--text-soft); margin-top:16px; text-align:center;}
.hp-field{position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden;}
.success-msg,.error-msg{display:none; text-align:center; padding:24px 0;}
.success-msg h3,.error-msg h3{font-size:21px; margin-bottom:10px;}
.success-msg p,.error-msg p{color:var(--text-soft); font-size:14.5px;}
.error-msg h3{color:#B3441E;}
.error-msg a{color:var(--accent);}

footer{background:var(--ink-dark); color:#B9C4D3; padding:88px 0 0;}
.footer-top{display:grid; grid-template-columns:1.3fr 1fr 1fr 1fr; gap:48px; padding-bottom:64px; border-bottom:1px solid var(--line-on-dark);}
.footer-brand{display:flex; flex-direction:column; gap:16px;}
.footer-brand-mark{display:flex; align-items:center; gap:10px; font-family:var(--font-display); color:#fff; font-size:17px; font-weight:600;}
.footer-brand-mark svg,.footer-brand-mark img{width:26px; height:26px;}
footer p.tag{font-size:14px; max-width:280px; line-height:1.65; color:#8FA0B6;}
footer h5{font-family:var(--font-mono); color:#fff; font-size:11.5px; text-transform:uppercase; letter-spacing:0.09em; margin-bottom:18px;}
footer ul{display:flex; flex-direction:column; gap:12px;}
footer a{font-size:14px; color:#B9C4D3; transition:color .15s;}
footer a:hover{color:#fff;}
.footer-word{padding:56px 0 40px; overflow:hidden;}
.footer-word span{
  display:block; font-family:var(--font-display); font-weight:600; letter-spacing:-0.02em; color:rgba(255,255,255,0.92);
  font-size:clamp(2.2rem, 1.2rem + 7vw, 7.2rem); line-height:0.95; white-space:nowrap;
}
.footer-bottom{border-top:1px solid var(--line-on-dark); padding:26px 0; display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px; font-size:12px; color:#7C8CA0;}
.footer-mailing{flex:1 0 100%; margin:4px 0 0; font-size:12px; color:inherit; line-height:1.5;}

@media (max-width:1140px){
  .nav-links{display:none;}
  .burger{display:flex;}
}
@media (max-width:980px){
  .footer-top{grid-template-columns:1fr 1fr;}
}
@media (max-width:640px){
  section{padding:64px 0;}
  .form-row{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr; gap:36px;}
}
.on-dark .section-mark .rule{background:var(--line-on-dark);}
.on-dark .section-mark .eyebrow{color:#9FB3C8;}
.on-dark .section-mark .idx-total{color:#9FB3C8;}
.on-dark p.body-lg{color:#C9D2DE;}
.on-dark h2.headline{color:#fff;}

.courses-head{max-width:640px;}
.course-filters{display:flex; gap:26px; flex-wrap:wrap; margin:40px 0 6px;}
.filter-btn{
  font-family:var(--font-mono); font-size:11.5px; letter-spacing:0.06em; text-transform:uppercase; font-weight:500;
  padding:8px 0; border:none; border-bottom:2px solid transparent; background:transparent; color:var(--text-soft); cursor:pointer; transition:.15s;
}
.filter-btn.active, .filter-btn:hover{color:var(--ink); border-bottom-color:var(--accent);}
.course-index{margin-top:22px; border-top:1px solid var(--line);}
.course-row{
  display:grid; grid-template-columns:52px 1fr 130px 28px; gap:24px; align-items:start;
  padding:30px 0; border-bottom:1px solid var(--line); transition:background var(--dur-fast) var(--ease);
}
.course-row:hover{background:rgba(169,128,63,0.045);}
.course-idx{font-family:var(--font-mono); font-size:13px; color:var(--text-soft); opacity:0.55; padding-top:6px;}
.course-row-top{display:flex; align-items:center; gap:14px; flex-wrap:wrap; margin-bottom:9px;}
.course-row h3{font-size:21px;}
.course-status{font-family:var(--font-mono); font-size:10.5px; letter-spacing:0.06em; text-transform:uppercase; display:inline-flex; align-items:center; gap:6px;}
.course-status::before{content:''; width:6px; height:6px; border-radius:50%; display:inline-block;}
.status-open{color:#3C6B33;}
.status-open::before{background:#4C8A3F;}
.status-progress{color:var(--accent);}
.status-progress::before{background:var(--accent);}
.course-row p{color:var(--text-soft); font-size:14.5px; max-width:60ch;}
.course-row-meta{font-family:var(--font-mono); font-size:11.5px; color:var(--text-soft); line-height:1.7; padding-top:6px;}
.course-arrow{color:var(--accent); font-size:16px; opacity:0; transform:translateX(-6px); transition:all var(--dur-fast) var(--ease); padding-top:4px;}
.course-row:hover .course-arrow{opacity:1; transform:translateX(0);}

.how{background:var(--bg-deep);}
.steps{display:grid; grid-template-columns:repeat(4,1fr); gap:32px; margin-top:52px;}
.step{border-top:1px solid var(--line); padding-top:22px;}
.step-idx{font-family:var(--font-mono); font-size:13px; font-weight:600; color:var(--accent); display:block; margin-bottom:18px;}
.step h4{font-size:18px; margin-bottom:10px;}
.step p{font-size:14px; color:var(--text-soft);}

.pricing-layout{display:grid; grid-template-columns:1.1fr 0.9fr; gap:clamp(32px,5vw,72px); align-items:center;}
.price-amount.light{color:#fff;}
.price-desc.light{color:#9FB3C8;}
.price-list.light{border-top-color:var(--line-on-dark);}
.price-list.light li{color:#DCE3EC;}

.research{background:var(--ink); color:#fff;}
.research-layout{display:grid; grid-template-columns:1fr 0.9fr; gap:clamp(40px,6vw,80px); align-items:center;}
.research p{color:#C9D2DE; font-size:16px; margin-top:18px; max-width:52ch;}
.research-panel{background:rgba(255,255,255,0.05); border:1px solid var(--line-on-dark); border-radius:6px; padding:clamp(32px,4vw,44px); backdrop-filter:blur(6px);}

.faq-list{max-width:820px; margin-top:46px; border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%; text-align:left; background:none; border:none; padding:26px 0; cursor:pointer;
  display:flex; justify-content:space-between; align-items:center; gap:24px;
  font-family:var(--font-display); font-size:18.5px; color:var(--ink); font-weight:500;
}
.faq-q .plus{font-family:var(--font-mono); font-size:20px; color:var(--accent); transition:transform var(--dur-fast) var(--ease); flex-shrink:0;}
.faq-item.open .plus{transform:rotate(45deg);}
.faq-a{max-height:0; overflow:hidden; transition:max-height var(--dur-med) var(--ease);}
.faq-a p{padding-bottom:26px; font-size:15.5px; color:var(--text-soft); max-width:70ch;}
.faq-a a{color:var(--ink); font-weight:600; border-bottom:1px solid var(--accent);}

.apply{background:var(--bg-deep);}
.apply-layout{display:grid; grid-template-columns:0.85fr 1.15fr; gap:clamp(40px,6vw,72px); align-items:start;}
.apply-facts{margin-top:40px; display:flex; flex-direction:column; gap:26px;}
.apply-fact{display:grid; grid-template-columns:34px 1fr; gap:14px;}
.apply-fact .idx{font-family:var(--font-mono); font-size:12px; color:var(--accent); padding-top:3px;}
.apply-fact strong{display:block; color:var(--ink); font-size:15px; margin-bottom:4px;}
.apply-fact p{font-size:14px; color:var(--text-soft);}
.apply-panel{background:var(--paper); border:1px solid var(--line); border-radius:6px; padding:clamp(30px,4vw,44px); box-shadow:0 30px 60px -34px rgba(18,32,46,0.22);}
.apply-panel .btn-primary{width:100%; justify-content:center; margin-top:10px;}

.cta-band{background:var(--ink); color:#fff; text-align:left; padding:clamp(64px,8vw,110px) 0;}
.cta-inner{max-width:820px;}
.cta-band h2{color:#fff; font-size:clamp(2rem, 1.5rem + 2vw, 3.2rem); margin-bottom:18px; line-height:1.08;}
.cta-band p{color:#C9D2DE; font-size:16.5px; margin-bottom:36px; max-width:52ch;}
.cta-actions{display:flex; align-items:center; gap:32px; flex-wrap:wrap;}

@media (max-width:980px){
  .pricing-layout{grid-template-columns:1fr;}
  .research-layout{grid-template-columns:1fr; gap:40px;}
  .apply-layout{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr 1fr;}
  .course-row{grid-template-columns:36px 1fr;}
  .course-row-meta{grid-column:1/-1; padding-top:2px;}
  .course-arrow{display:none;}
}
@media (max-width:640px){
  .steps{grid-template-columns:1fr;}
}
@media (max-width:420px){
  .nav-inner{padding:18px 18px;}
  .brand{font-size:15px;}
}

.course-row[hidden]{display:none;}