:root{
 --navy:#14213D;--navy-2:#1d2e52;--gold:#C9A227;--gold-2:#e0bb3e;--ink:#1a1f2b;--muted:#5b6475;
 --bg:#fbfaf6;--bg-alt:#f2efe5;--card:#ffffff;--line:#e4dfd0;--radius:14px;
 --shadow:0 1px 2px rgba(20,33,61,.06),0 8px 24px rgba(20,33,61,.07);
 --serif:"Fraunces",Georgia,serif;--sans:"Inter",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:16px/1.65 var(--sans);color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}a{color:var(--navy)}a:hover{color:#8a6d0f}
h1,h2,h3,h4{font-family:var(--serif);color:var(--navy);line-height:1.2;margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(2rem,4.6vw,3.3rem)}h2{font-size:clamp(1.5rem,3vw,2.2rem)}h3{font-size:1.2rem}
p{margin:0 0 1em}code{background:var(--bg-alt);padding:.1em .35em;border-radius:4px}
.wrap{width:min(1160px,100% - 32px);margin-inline:auto}.narrow{width:min(800px,100% - 32px)}
.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:8px;background:#fff;padding:8px 12px;z-index:99}
.kicker{text-transform:uppercase;letter-spacing:.14em;font-size:.78rem;font-weight:600;color:#8a6d0f;margin-bottom:.6em}
.kicker a{color:inherit}.lead{font-size:1.15rem;color:var(--muted);max-width:62ch}.muted{color:var(--muted)}.small{font-size:.9rem}.center{text-align:center}
/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(251,250,246,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-row{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;gap:10px;align-items:center;text-decoration:none;color:var(--navy)}
.brand strong{display:block;font-family:var(--serif);font-size:1.15rem;line-height:1}.brand small{color:#8a6d0f;font-weight:600;font-size:.75rem;letter-spacing:.06em}
.brand-light{color:#fff}.brand-light small{color:var(--gold)}
nav ul{list-style:none;display:flex;gap:4px;margin:0;padding:0}
nav{display:flex;align-items:center;gap:14px}
nav a{text-decoration:none;color:var(--ink);font-weight:500;font-size:.95rem;padding:8px 10px;border-radius:8px}
nav ul a:hover,nav a.active{background:var(--bg-alt);color:var(--navy)}
.nav-toggle{display:none;background:none;border:0;padding:10px;cursor:pointer}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--navy);margin:5px 0;transition:.25s}
@media (max-width:980px){
 .nav-toggle{display:block}
 nav{position:fixed;inset:70px 0 auto 0;background:var(--bg);flex-direction:column;align-items:stretch;padding:12px 16px 20px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);transform:translateY(-130%);transition:transform .3s}
 nav.open{transform:none}nav ul{flex-direction:column}nav a{padding:12px}
 .nav-toggle[aria-expanded=true] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
 .nav-toggle[aria-expanded=true] span:nth-child(2){opacity:0}
 .nav-toggle[aria-expanded=true] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}
/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 22px;border-radius:999px;font-weight:600;text-decoration:none;border:2px solid transparent;cursor:pointer;font:600 1rem var(--sans);transition:transform .15s,background .15s;margin:4px 6px 4px 0}
.btn:hover{transform:translateY(-1px)}.btn-sm{padding:9px 16px;font-size:.9rem}
.btn-gold{background:var(--gold);color:var(--navy)}.btn-gold:hover{background:var(--gold-2);color:var(--navy)}
.btn-navy{background:var(--navy);color:#fff}.btn-navy:hover{background:var(--navy-2);color:#fff}
.btn-ghost{border-color:rgba(255,255,255,.5);color:#fff}.btn-ghost:hover{background:rgba(255,255,255,.1);color:#fff}
.btn-ghost-dark{border-color:var(--navy);color:var(--navy)}.btn-ghost-dark:hover{background:var(--navy);color:#fff}
/* hero */
.hero,.page-hero{background:radial-gradient(1200px 500px at 85% -10%,#2a4175 0,transparent 60%),var(--navy);color:#e9edf6}
.hero{padding:72px 0 80px}.page-hero{padding:64px 0}
.hero h1,.page-hero h1{color:#fff}.hero h1 em{font-style:normal;color:var(--gold)}
.hero .lead,.page-hero .lead{color:#c9d1e3}.hero .kicker,.page-hero .kicker{color:var(--gold)}
.hero strong{color:#fff}.page-hero code{background:rgba(255,255,255,.12);color:#fff}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.cta-row{margin:24px 0 18px}
.hero-points{display:flex;flex-wrap:wrap;gap:8px 20px;list-style:none;padding:0;margin:0;color:#c9d1e3;font-size:.92rem}
.hero-points li::before{content:"✓ ";color:var(--gold);font-weight:700}
.hero-art img{filter:drop-shadow(0 20px 40px rgba(0,0,0,.25))}
@media (max-width:880px){.hero-grid{grid-template-columns:1fr}.hero-art{max-width:440px}}
/* stats */
.stats{background:var(--gold);color:var(--navy)}
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);text-align:center;padding:22px 0}
.stat-row strong{display:block;font:700 1.9rem var(--serif)}.stat-row span{font-size:.9rem;font-weight:500}
@media (max-width:640px){.stat-row{grid-template-columns:repeat(2,1fr);gap:14px}}
/* sections */
.section{padding:80px 0}.section.alt{background:var(--bg-alt)}
.sec-head{text-align:center;max-width:680px;margin:0 auto 40px}.sec-head p{color:var(--muted)}
.grid-2,.grid-3,.grid-4{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}
@media (max-width:980px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.section{padding:56px 0}}
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
@media (max-width:880px){.split{grid-template-columns:1fr;gap:32px}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.subj img{margin-bottom:14px}
.tag{display:inline-block;background:#f6ecc8;color:#6d560c;font-size:.75rem;font-weight:600;padding:3px 10px;border-radius:99px;margin-bottom:10px}
.course-mini a{font-weight:600;text-decoration:none}
.steps{padding-left:1.2em}.steps li{margin-bottom:.7em}
.ticks{list-style:none;padding:0;margin:0 0 1em}.ticks li{padding-left:26px;position:relative;margin-bottom:.5em}
.ticks li::before{content:"";position:absolute;left:0;top:.45em;width:14px;height:14px;border-radius:50%;background:var(--gold);box-shadow:inset 0 0 0 4px #f6ecc8}
/* courses */
.course{display:flex;flex-direction:column}.course h2{font-size:1.5rem}
.mode{font-size:.9rem;color:var(--muted);border-top:1px dashed var(--line);padding-top:12px}
.course-foot{margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.fee{font-weight:600;color:var(--navy)}
.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--line)}
table{width:100%;border-collapse:collapse;background:#fff;min-width:560px}
th,td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line)}th{background:var(--navy);color:#fff;font-weight:600}
tr:last-child td{border-bottom:0}
/* books */
.book-row{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-bottom:32px}
.book{text-decoration:none;color:var(--navy);font-weight:600;text-align:center}
.book img{border-radius:6px;box-shadow:0 12px 28px rgba(20,33,61,.22);margin-bottom:12px;transition:transform .2s}
.book:hover img{transform:translateY(-4px) rotate(-1deg)}
@media (max-width:760px){.book-row{grid-template-columns:repeat(2,1fr)}}
.chips{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-bottom:32px}
.chip{border:1px solid var(--line);background:#fff;padding:8px 18px;border-radius:99px;font:500 .95rem var(--sans);cursor:pointer}
.chip.on{background:var(--navy);color:#fff;border-color:var(--navy)}
.grid-ebooks{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.ebook{display:grid;grid-template-columns:150px 1fr;gap:22px;align-items:start}
.ebook img{border-radius:5px;box-shadow:0 8px 20px rgba(20,33,61,.2)}.ebook h3{margin-bottom:2px}
.ebook.hide{display:none}.buy{display:flex;flex-wrap:wrap}
@media (max-width:880px){.grid-ebooks{grid-template-columns:1fr}}
@media (max-width:460px){.ebook{grid-template-columns:1fr}.ebook img{max-width:180px}}
/* faq */
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:10px;padding:0 20px}
.faq summary{cursor:pointer;font-weight:600;padding:16px 0;list-style:none;position:relative;padding-right:30px;color:var(--navy)}
.faq summary::after{content:"+";position:absolute;right:0;font-size:1.4rem;line-height:1;top:14px;color:#8a6d0f}
.faq details[open] summary::after{content:"–"}.faq details p{color:var(--muted)}
/* cta band */
.cta-band{background:var(--navy);color:#c9d1e3;padding:48px 0}.cta-band h2{color:#fff;margin-bottom:4px}.cta-band p{margin:0}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
/* resources & video */
.res{display:flex;flex-direction:column}.res .btn{margin-top:auto;align-self:flex-start}
.video{position:relative;cursor:pointer;border-radius:var(--radius);overflow:hidden;background:#000;aspect-ratio:16/9}
.video img{width:100%;height:100%;object-fit:cover;opacity:.85}
.video span{position:absolute;left:0;right:0;bottom:0;padding:12px 14px;color:#fff;font-weight:600;background:linear-gradient(transparent,rgba(0,0,0,.75))}
.video iframe{width:100%;height:100%;border:0}
/* about */
.prose h2{margin-top:1.4em}.prose h3{margin-top:1.2em}.prose ul{padding-left:1.2em}
.prose figure{margin:2em 0}.prose figcaption{font-size:.9rem;color:var(--muted);text-align:center;margin-top:8px}
.byline{color:var(--muted);font-size:.9rem;border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:24px}
.timeline{list-style:none;padding:0;margin:0 auto;max-width:720px;border-left:3px solid var(--gold)}
.timeline li{padding:0 0 26px 26px;position:relative}
.timeline li::before{content:"";position:absolute;left:-10px;top:4px;width:17px;height:17px;border-radius:50%;background:var(--navy);border:3px solid var(--gold)}
.timeline strong{display:block;font-family:var(--serif);color:var(--navy);font-size:1.15rem}.timeline span{color:var(--muted)}
/* callouts */
.callout{border-left:4px solid;padding:14px 18px;border-radius:8px;margin:1.5em 0}
.callout.alert{border-color:#c0392b;background:#fbeeee}.callout.note{border-color:var(--navy);background:#eef1f7}.callout.trick{border-color:var(--gold);background:#fbf5e1}
.cta-inline{margin-top:40px;text-align:center}
/* contact */
.contact-split{align-items:start}
.form label{display:block;font-weight:500;font-size:.92rem;margin-bottom:14px;color:var(--navy)}
.form input,.form select,.form textarea{display:block;width:100%;margin-top:6px;padding:12px 14px;border:1px solid #cfc8b4;border-radius:10px;font:1rem var(--sans);background:#fff}
.form input:focus,.form select:focus,.form textarea:focus{outline:2px solid var(--gold);border-color:var(--gold)}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:14px}@media (max-width:520px){.f2{grid-template-columns:1fr}}
.hp{position:absolute!important;left:-9999px}.form-status{margin-top:10px;font-weight:500}
.info{margin-bottom:20px}.map{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);aspect-ratio:4/3}
.map iframe{width:100%;height:100%;border:0}
/* footer */
.site-footer{background:#0e1830;color:#aab4c8;padding:60px 0 0;font-size:.95rem}
.site-footer a{color:#dfe5f0;text-decoration:none}.site-footer a:hover{color:var(--gold)}
.site-footer h4{color:#fff;font-family:var(--sans);font-size:.85rem;text-transform:uppercase;letter-spacing:.12em}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.foot-grid ul{list-style:none;padding:0;margin:0}.foot-grid li{margin-bottom:8px}.foot-grid .brand{margin-bottom:14px}
.foot-base{border-top:1px solid #23304d;margin-top:40px;padding:20px 0;font-size:.85rem}
@media (max-width:880px){.foot-grid{grid-template-columns:1fr 1fr}}@media (max-width:520px){.foot-grid{grid-template-columns:1fr}}
.wa-float{position:fixed;right:18px;bottom:18px;width:54px;height:54px;border-radius:50%;background:#25D366;color:#fff;display:grid;place-items:center;box-shadow:0 8px 20px rgba(0,0,0,.25);z-index:60}
.wa-float:hover{color:#fff;transform:scale(1.06)}
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s,transform .6s}.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}.reveal{opacity:1;transform:none}}