:root{
  --navy:#0f1b33; --navy-2:#17284a; --ink:#1b2236; --muted:#5a6478;
  --gold:#d4a24c; --gold-2:#b8862f; --paper:#fbf8f2; --card:#ffffff; --line:#e6e0d4;
  --radius:16px; --shadow:0 10px 30px rgba(15,27,51,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,sans-serif;color:var(--ink);background:var(--paper);line-height:1.6;font-size:17px}
[dir=rtl] body,body[dir=rtl],html[dir=rtl] body{font-family:Cairo,Inter,sans-serif}
html[dir=rtl] .phead,html[dir=rtl] .block{font-family:Cairo,Inter,sans-serif}
a{color:inherit}
img{max-width:100%;display:block}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
h1,h2,h3{font-family:Fraunces,Georgia,serif;line-height:1.15;margin:0 0 .5em;color:var(--navy)}
html[dir=rtl] h1,html[dir=rtl] h2,html[dir=rtl] h3{font-family:Cairo,serif;font-weight:800}
h1{font-size:clamp(2.1rem,4.6vw,3.6rem);font-weight:800}
h2{font-size:clamp(1.6rem,3vw,2.3rem)}
h3{font-size:1.25rem}
.kicker{text-transform:uppercase;letter-spacing:.14em;font-size:.78rem;font-weight:600;color:var(--gold-2);margin:0 0 .8em}
html[dir=rtl] .kicker{letter-spacing:0;font-size:.95rem}
.lead{font-size:1.15rem;color:var(--muted);max-width:62ch}
.sub{color:var(--muted);margin-top:-.2em}

/* header */
.top{position:sticky;top:0;z-index:20;background:rgba(15,27,51,.97);backdrop-filter:blur(8px);color:#fff}
.bar{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand b{display:block;font-family:Fraunces,serif;font-size:1.1rem;letter-spacing:.01em}
.brand small{display:block;color:var(--gold);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase}
.mark{width:40px;height:40px;border-radius:10px;background:var(--gold);color:var(--navy);display:grid;place-items:center;font-family:Fraunces,serif;font-weight:800}
.top nav{display:flex;gap:4px;flex-wrap:wrap}
.top nav a{text-decoration:none;font-size:.92rem;padding:8px 12px;border-radius:999px;color:#d9deea;white-space:nowrap}
.top nav a:hover{background:rgba(255,255,255,.08);color:#fff}
.top nav a.on{background:var(--gold);color:var(--navy);font-weight:600}
.menu{display:none;background:none;border:1px solid rgba(255,255,255,.25);color:#fff;border-radius:10px;font-size:1.2rem;padding:6px 12px;cursor:pointer}
@media (max-width:960px){
  .menu{display:block}
  .top nav{display:none;position:absolute;top:68px;left:0;right:0;background:var(--navy);flex-direction:column;padding:12px 20px 20px}
  .nav-open .top nav{display:flex}
}

/* buttons */
.btn{display:inline-block;background:var(--gold);color:var(--navy);text-decoration:none;font-weight:700;padding:13px 22px;border-radius:999px;border:2px solid var(--gold);transition:transform .15s}
.btn:hover{transform:translateY(-2px)}
.btn.ghost{background:transparent;color:inherit;border-color:currentColor}
.ctas{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0}

/* hero */
.hero{background:radial-gradient(1200px 500px at 85% -10%,#22396a 0,transparent 60%),var(--navy);color:#fff;padding:64px 0 72px;overflow:hidden}
.hero h1{color:#fff}
.hero h1 em{font-style:italic;color:var(--gold)}
.hero .lead{color:#c9d1e3}
.hgrid{display:grid;grid-template-columns:1.25fr .9fr;gap:48px;align-items:center}
.stats{list-style:none;padding:0;margin:8px 0 0;display:flex;gap:28px;flex-wrap:wrap}
.stats b{display:block;font-family:Fraunces,serif;font-size:1.9rem;color:var(--gold)}
.stats span{font-size:.85rem;color:#aeb8cf}
.portrait{margin:0;position:relative;border-radius:24px;background:linear-gradient(160deg,#1f3360,#0b1428);border:1px solid rgba(212,162,76,.45);box-shadow:0 30px 60px rgba(0,0,0,.35);aspect-ratio:4/5;overflow:hidden}
.portrait img{width:100%;height:100%;object-fit:cover}
.portrait .ph{display:none}
.portrait.noimg img{display:none}
.portrait.noimg .ph{display:grid;place-items:center;height:100%;text-align:center;font-family:Fraunces,serif;font-size:2.2rem;color:var(--gold);line-height:1.1}
.portrait figcaption{position:absolute;left:0;right:0;bottom:0;padding:18px 20px;background:linear-gradient(transparent,rgba(5,10,22,.92));font-family:Fraunces,serif;font-style:italic;font-size:1rem;color:#f3e6c9}
@media (max-width:860px){.hgrid{grid-template-columns:1fr}.portrait{max-width:380px}}

/* sections */
.block{padding:64px 0}
.block.alt{background:#f2ece0}
.phead{background:var(--navy);color:#fff;padding:56px 0}
.phead h1{color:#fff}
.phead .lead{color:#c9d1e3}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:28px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-bottom:18px}
@media (max-width:980px){.grid4{grid-template-columns:repeat(2,1fr)}.grid3{grid-template-columns:1fr}}
@media (max-width:620px){.grid4,.grid2{grid-template-columns:1fr}}
.card,.part,.unit{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.card{display:flex;flex-direction:column;text-decoration:none;transition:transform .15s,border-color .15s}
a.card:hover{transform:translateY(-4px);border-color:var(--gold)}
.card p,.part p{color:var(--muted);margin:0 0 14px}
.card .go{margin-top:auto;font-weight:700;color:var(--gold-2)}
.tag{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--gold-2);background:#fbf1dc;border-radius:999px;padding:4px 10px;margin-bottom:12px}
html[dir=rtl] .tag{letter-spacing:0}
.chips{display:flex;gap:8px;margin-bottom:12px}
.chip{border:1px solid var(--line);border-radius:999px;padding:4px 12px;font-size:.85rem;background:var(--paper)}
.soon{display:inline-block;font-size:.8rem;color:var(--muted);border:1px dashed #c9bfae;border-radius:999px;padding:4px 12px}
.bk{margin:34px 0 16px}
.unit summary{display:flex;justify-content:space-between;align-items:center;cursor:pointer;list-style:none;font-size:1.1rem}
.unit summary::-webkit-details-marker{display:none}
.unit summary span{color:var(--muted);font-size:.9rem}
.unit ol{margin:14px 0;padding-inline-start:22px;color:var(--muted)}
.split{display:grid;grid-template-columns:1fr 1.2fr;gap:40px;align-items:center}
@media (max-width:860px){.split{grid-template-columns:1fr}}
.video{position:relative;aspect-ratio:16/9;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:#000}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.ticks{list-style:none;padding:0;margin:0 0 24px}
.ticks li{padding:6px 0 6px 28px;position:relative}
.ticks li::before{content:"✓";position:absolute;left:0;color:var(--gold-2);font-weight:800}
.quote{background:var(--navy);color:#f3e6c9;border-radius:24px;padding:40px;font-family:Fraunces,serif;font-size:1.5rem;font-style:italic;line-height:1.4}
.quote span{display:block;margin-top:18px;font-size:1rem;color:var(--gold);font-style:normal}
.prose{max-width:760px}
.prose h2{margin-top:1.4em}

/* footer */
.foot{background:var(--navy);color:#c9d1e3;padding:48px 0 24px;margin-top:0}
.fgrid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:28px}
.foot b{color:#fff;display:block;margin-bottom:10px}
.foot a{display:block;text-decoration:none;color:#c9d1e3;padding:3px 0}
.foot a:hover{color:var(--gold)}
.foot p{margin:0;font-size:.95rem}
.copy{text-align:center;margin-top:32px!important;font-size:.85rem;color:#8e99b3}
@media (max-width:760px){.fgrid{grid-template-columns:1fr 1fr}}
.banner{width:100%;border-radius:24px;box-shadow:0 20px 50px rgba(15,27,51,.25)}
.portrait img{object-position:center top}
/* course pages */
.feature{display:block;text-decoration:none;background:var(--navy);color:#fff;border-radius:24px;padding:36px;box-shadow:var(--shadow)}
.feature h2{color:#fff}
.feature p{color:#c9d1e3;max-width:60ch}
.stats.dark b{color:var(--gold-2)}
.stats.dark span{color:var(--muted)}
.ar{font-family:Cairo,sans-serif;color:var(--muted);font-size:1.05rem}
.steps{padding-inline-start:20px;margin:0 0 12px}
.steps li{padding:5px 0}
.note{color:var(--muted);font-size:.95rem}
.weeks{list-style:none;padding:0;margin:24px 0;display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.weeks .wk{display:flex;gap:16px;align-items:flex-start;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.weeks .wn{flex:none;background:#fbf1dc;color:var(--gold-2);font-weight:700;border-radius:10px;padding:6px 10px;font-size:.85rem;white-space:nowrap}
.weeks h3{margin:0 0 4px}
.weeks p{margin:0;color:var(--muted);font-size:.95rem}
.weeks .chk{grid-column:1/-1;background:#eef3ea;border:1px solid #cfdcc6;color:#3c5a2e;border-radius:12px;padding:10px 16px;font-weight:600}
@media (max-width:720px){.weeks{grid-template-columns:1fr}}
.weeks h3 a,.weeks .chk a{color:inherit;text-decoration:none}
.weeks h3 a:hover,.weeks .chk a:hover{color:var(--gold-2);text-decoration:underline}
.ar-title{display:block;font-family:Cairo,sans-serif;font-weight:800;font-size:.62em;color:var(--gold);margin-top:.25em}
.feature .ar-title{color:var(--gold)}