/* منصة مستر أمين الغازي — الغلاف المشترك (منسوخ من index.html: المتغيّرات، الهيدر، الفوتر، الوضع الليلي) */
body{margin:0}
.pg{--amb:#C6D94B;--bg:#FFFFFF;--card:#fff;--bd:#E3E8EC;--ink:#0B1C33;--den:#0B7A71;--sky:#E6F6F3;--mut:#4A5563;--dk:#0B1C33;--ft:#07121F;--btn:#0B1C33;--btnh:#0B7A71;--cta:#0B7A71;font-family:'Cairo',Tahoma,sans-serif;color:var(--ink);background:var(--bg);line-height:1.7;overflow-x:clip;min-height:100vh}
.pg *{box-sizing:border-box}
.pg h1,.pg h2,.pg h3,.pg h4{font-family:'Cairo','Cairo',Tahoma,sans-serif;margin:0;line-height:1.35}
.pg p{margin:0}.pg a{text-decoration:none;color:inherit}
.i{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none}
.w{max-width:1200px;margin:0 auto;padding:0 24px}
.hd{display:flex;align-items:center;gap:24px;padding:18px 0;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:12px;font:700 19px 'Cairo',Tahoma,sans-serif;line-height:1.3}
.logo small{display:block;font:500 12px 'Cairo',Tahoma,sans-serif;color:var(--mut)}
.mk{width:46px;height:46px;border-radius:14px;background:var(--dk);box-shadow:inset 0 0 0 1px var(--bd);color:var(--amb);display:grid;place-items:center;font:700 28px 'Cairo',Tahoma,sans-serif}
.nav{display:flex;gap:4px;margin-inline:6px auto}
.nav a{padding:8px 12px;border-radius:999px;font-weight:500;color:#D5E7E3;white-space:nowrap}
.nav a:hover{background:rgba(255,255,255,.1);color:#fff}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 26px;border-radius:999px;font-weight:600;font-size:16px;min-height:48px}
.b1{background:var(--btn);color:#fff}.b1:hover{background:var(--btnh)}
.b2{border:2px solid var(--ink);color:var(--ink)}.b2:hover{background:var(--ink);color:var(--bg)}
.b3{background:var(--amb);color:var(--ink)}.b3:hover{background:#CFE152}
.hl{background:linear-gradient(transparent 64%,var(--amb) 64%)}
.ph{background-size:contain;background-position:center bottom;background-repeat:no-repeat}
.ic{width:38px;height:38px;border-radius:11px;background:var(--sky);color:var(--den);display:grid;place-items:center;flex:none}
.band{background:var(--dk);color:#fff;padding:20px 0}
.band .w{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;align-items:center}
.band b{color:var(--amb);font-family:'Cairo',Tahoma,sans-serif;margin-inline-end:8px}
.pl{padding:6px 18px;border:1px solid rgba(255,255,255,.3);border-radius:999px;font-weight:500}
.sec{padding:96px 0}
.sh{text-align:center;max-width:640px;margin:0 auto 48px}
.sh h2,.tc h2,.bn h2{font-size:clamp(28px,3.6vw,40px)}
.sh p{color:var(--mut);margin-top:12px}
.ey{display:block;color:var(--den);font-weight:600;font-size:14px;margin-bottom:8px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:28px}
.cd{background:var(--card);border-radius:24px;overflow:hidden;border:1px solid var(--bd);display:flex;flex-direction:column}
.cd:hover{box-shadow:0 24px 48px -24px rgba(11,28,51,.35)}
.th{height:190px;position:relative;display:grid;place-items:center;color:#fff;font:700 64px 'Cairo',Tahoma,sans-serif;overflow:hidden}
.th::after{content:"";position:absolute;width:220px;height:220px;border-radius:50%;border:36px solid rgba(255,255,255,.12);inset-inline-end:-70px;bottom:-100px}
.tag{position:absolute;top:14px;inset-inline-start:14px;background:#fff;color:#0B1C33;font:600 13px 'Cairo',Tahoma,sans-serif;padding:3px 12px;border-radius:999px;z-index:1}
.cb{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
.cb h3{font-size:20px}.cb p{color:var(--mut);font-size:15px}
.mt{display:flex;gap:18px;color:var(--mut);font-size:14px;font-weight:500}
.mt span{display:flex;gap:6px;align-items:center}
.ft{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:16px;border-top:1px solid var(--bd)}
.pr{font:700 22px 'Cairo',Tahoma,sans-serif}.pr small{font:500 13px 'Cairo',Tahoma,sans-serif;color:var(--mut)}
.sm{padding:9px 20px;min-height:44px;font-size:15px}
.tc{background:var(--dk);color:#fff}
.tw{display:grid;grid-template-columns:.8fr 1.2fr;gap:72px;align-items:center}
.tp{position:relative;max-width:420px;width:100%;margin:0 auto}

.tp .ph{width:100%;aspect-ratio:1/1.05;border-radius:32px;background-color:var(--amb);background-size:112% auto;background-position:50% 24px}
.tc .ey{color:var(--amb)}.tc h2{margin:6px 0 16px}.tc p{color:#CBE6E1}
.ck{list-style:none;padding:0;margin:28px 0 32px;display:grid;gap:14px}
.ck li{display:flex;gap:12px;align-items:center;font-weight:500}
.ck .ic{width:30px;height:30px;border-radius:50%;background:var(--amb);color:#0B1C33}.ck .i{width:16px;height:16px;stroke-width:3}
.fg6{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}
.fc{background:var(--card);border-radius:22px;padding:28px;border:1px solid var(--bd)}
.fc .ic{width:54px;height:54px;border-radius:16px;margin-bottom:18px}.fc .i{width:26px;height:26px}
.fc h3{font-size:18px;margin-bottom:6px}.fc p{color:var(--mut);font-size:15px}
.bs{background:var(--card)}
.bn{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.bn p{color:var(--mut);margin:14px 0 28px;max-width:460px}
.bl{display:grid;gap:16px}
.bi{display:flex;gap:18px;align-items:flex-start;background:var(--sky);border-radius:20px;padding:22px}
.bi h3{font-size:18px}.bi p{margin:2px 0 0;font-size:15px}
.nm{flex:none;width:44px;height:44px;border-radius:50%;background:var(--btn);color:#fff;display:grid;place-items:center;font:700 18px 'Cairo',Tahoma,sans-serif}
.ct{background:var(--cta);color:#fff;border-radius:32px;padding:56px;display:flex;gap:32px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.ct h2{font-size:clamp(26px,3.2vw,36px)}.ct p{margin-top:8px;color:#DAF1ED}
.fo{background:var(--ft);color:#CBE6E1;padding:64px 0 28px}
.fg{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.fo .logo{color:#fff;margin-bottom:16px}.fo .logo small{color:#CBE6E1}.fo .mk{background:var(--amb);color:var(--ink)}
.fo h4{color:#fff;font-size:16px;margin-bottom:16px}
.fo ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.fo a:hover{color:var(--amb)}
.cp{border-top:1px solid rgba(255,255,255,.15);margin-top:44px;padding-top:22px;font-size:14px;text-align:center}
html{scroll-behavior:smooth}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.hx{background:var(--dk)}
.tg{display:grid;place-items:center;width:46px;height:46px;border-radius:50%;border:1.5px solid var(--bd);background:var(--card);color:var(--ink);cursor:pointer}
.tg:hover{border-color:var(--amb)}
.pg a:focus-visible,.pg summary:focus-visible,.pg:has(#thm:focus-visible) .tg{outline:3px solid var(--den);outline-offset:3px}
.cd{transition:transform .25s,box-shadow .25s}.cd:hover{transform:translateY(-6px)}
.hot{inset-inline-start:auto;inset-inline-end:14px;background:var(--amb)}
.stp{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:32px;position:relative}
.stp::before{content:"";position:absolute;top:28px;inset-inline:16%;border-top:2px dashed var(--bd)}
.sp{text-align:center;padding:0 12px;position:relative}
.sp .nm{margin:0 auto 18px;width:56px;height:56px;font-size:22px}
.sp h3{font-size:19px;margin-bottom:6px}.sp p{color:var(--mut);font-size:15px}
.q{margin:0;background:var(--bg);border:1px solid var(--bd);border-radius:24px;padding:28px;display:flex;flex-direction:column;gap:20px}
.q::before{content:"\201D";font:700 72px/.6 'Cairo',Tahoma,sans-serif;color:var(--den);height:34px}
.q blockquote{margin:0;font-size:17px}
.q figcaption{display:flex;gap:12px;align-items:center;margin-top:auto}.q small{display:block;color:var(--mut);font-size:13px}
.w.fq{max-width:848px}
details{background:var(--card);border:1px solid var(--bd);border-radius:18px;margin-bottom:12px;padding:0 22px}
summary{cursor:pointer;list-style:none;padding:16px 0;min-height:44px;font-weight:600;display:flex;justify-content:space-between;align-items:center;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font:500 26px/1 'Cairo',Tahoma,sans-serif;color:var(--den)}
details[open] summary::after{content:"\2212"}
details p{color:var(--mut);padding:0 0 18px}
html[data-theme=dark] .pg{--bg:#08111F;--card:#0F1B2D;--bd:#22344D;--ink:#EEF3FB;--den:#3DD6C3;--sky:#0F2B33;--mut:#A9B6C6;--dk:#0A1626;--ft:#030A12;--btn:#0B7A71;--btnh:#096A62;--cta:#0B6B63;}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.cd{transition:none}.cd:hover{transform:none}}
@media(max-width:900px){.stp::before{display:none}.tw,.bn{grid-template-columns:1fr;gap:56px}.tg{margin-inline-start:auto}.sec{padding:64px 0}.fg{grid-template-columns:1fr 1fr}.ct{padding:36px 28px}}
@media(max-width:560px){.hd .btn{padding:10px 16px}.fg{grid-template-columns:1fr}.th{font-size:54px}}
.hd{gap:20px;padding:14px 24px;min-height:74px}
.hs,.he{display:flex;align-items:center;gap:18px}.he{gap:16px}
.hx .brand{--gold:#C6D94B;display:flex;align-items:center;gap:10px;flex:none;white-space:nowrap;font:500 22px/1.3 'El Messiri','Cairo',Tahoma,sans-serif;color:#fff}
.brand__cap{width:26px;height:26px;flex:none;fill:none;stroke:var(--gold);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.brand__em{color:var(--gold);font-weight:700;font-size:1.25em}
.hb{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:9px 18px;border:1.5px solid #A9BC2A;border-radius:8px;background:var(--amb);color:#0B1C33;font-weight:700;font-size:15px;transition:background .2s}
.hx .hb{color:#0B1C33}
.hb:hover{background:#D6E766}
.hx .hl{display:inline-flex;align-items:center;gap:8px;padding:8px 4px;font-weight:600;font-size:15px;color:#fff;background:none;transition:color .2s}
.hl .i{color:var(--amb)}.hl:hover{color:var(--amb)}
.nav a{border-radius:8px}
.tg{position:relative;display:grid;grid-template-columns:1fr 1fr;place-items:center;width:80px;height:40px;padding:0 4px;border:0;border-radius:999px;background:var(--amb)}
.tg::before{content:"";position:absolute;top:4px;left:6px;width:32px;height:32px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(11,28,51,.25);transition:transform .25s}
.tg .i{position:relative;z-index:1;width:18px;height:18px;color:#0B1C33}
html[data-theme=dark] .pg .tg::before{transform:translateX(36px)}
.ac{height:3px;background:linear-gradient(90deg,var(--den) 0 30%,#14A39A 30% 55%,var(--amb) 55% 100%)}
@media(max-width:1180px){.hd{gap:14px}.hx .brand{font-size:20px}.nav a{padding:8px 9px}.hs{gap:12px}.hb{padding:9px 14px}}
@media(max-width:1120px){.hd{gap:12px}.tg{margin-inline-start:0}.hx .brand{font-size:22px;order:1}.he{order:2;margin-inline-start:auto}.hs{order:3;gap:18px}.hb{padding:9px 18px}.nav{order:4;width:100%;overflow-x:auto;margin:0;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.3) transparent}.nav a{padding:8px 14px}}
@media(max-width:720px){.hx .brand{font-size:20px}.hs{width:100%;margin:0;justify-content:space-between}.hs a{flex:1;justify-content:center;white-space:nowrap}.hb{order:-1}.nav a{padding:8px 12px}}
@media(max-width:560px){.logo small{display:none}}
@media(max-width:380px){.hx .brand{font-size:18px;gap:8px}.brand__cap{width:23px;height:23px}.hs{gap:6px}.hb,.hl{font-size:14px;gap:6px}.hb{padding:9px 8px}.hl{padding:8px 2px}}
@media(prefers-reduced-motion:reduce){.tg::before{transition:none}}
.hx{background:var(--bg)}
.hx .brand{color:var(--ink);--gold:color-mix(in srgb,#C6D94B 45%,var(--ink))}
.hx .nav a{color:var(--ink)}
.hx .nav a:hover{background:color-mix(in srgb,var(--ink) 8%,transparent);color:var(--ink)}
.hx .hl,.hx .hl .i{color:var(--den)}
.hx .hl:hover,.hx .hl:hover .i{color:var(--ink)}
.hx .ac{background:linear-gradient(90deg,#0F5C66 0 84%,#20C4B0 84% 100%)}

/* ===== صفحات الكورسات (courses.html / course.html) ===== */
.pg main{display:block}
.sc-hero{position:relative;isolation:isolate;overflow:hidden;padding:44px 0 40px;background:radial-gradient(48% 90% at 92% 0,rgba(198,217,75,.22),transparent 70%),radial-gradient(40% 80% at 0 100%,rgba(11,122,113,.14),transparent 70%),linear-gradient(180deg,color-mix(in srgb,var(--sky) 62%,var(--bg)),var(--bg))}
.sc-hero::before{content:"";position:absolute;z-index:-1;top:-120px;inset-inline-end:-100px;width:320px;height:320px;border-radius:50%;border:2px solid color-mix(in srgb,#0F8A80 30%,transparent)}
.bc{display:flex;flex-wrap:wrap;gap:6px 10px;align-items:center;font-size:14px;color:var(--mut);margin-bottom:22px}
.bc a{color:var(--den);font-weight:600}.bc a:hover{text-decoration:underline}
.bc .i{width:14px;height:14px;transform:scaleX(-1);opacity:.6}
.sc-hero h1{font:900 clamp(32px,4.6vw,56px)/1.3 'Cairo',Tahoma,sans-serif;text-wrap:balance}
.sc-hero h1 mark{display:inline-block;padding:0 .3em;border-radius:.25em;background:#C6D94B;color:#0B1C33;transform:rotate(-1.2deg)}
.sc-hero .lead{margin-top:14px}
.gt{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.gt a{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:9px 20px;border-radius:999px;border:1.5px solid var(--bd);background:var(--card);font-weight:600;font-size:15px;transition:background .2s,border-color .2s,color .2s}
.gt a:hover{border-color:#0F8A80}
.gt a[aria-current="page"]{background:var(--btn);border-color:var(--btn);color:#fff}
.gt a[aria-current="page"]::before{content:"";width:8px;height:8px;border-radius:50%;background:#C6D94B}
.sc-bar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:28px}
.sc-bar h2{font-size:clamp(22px,2.6vw,28px)}
.cnt{display:inline-flex;align-items:center;padding:4px 14px;border-radius:999px;background:var(--sky);color:var(--den);font-weight:700;font-size:14px}
.cv-chips span{display:inline-flex;gap:6px;align-items:center}
.nt{margin-bottom:24px;padding:12px 18px;border-radius:14px;background:var(--sky);color:var(--ink);font-size:14.5px}
.cv{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(24px,4vw,56px);align-items:center}
.cv-cover{position:relative;aspect-ratio:3/2;border-radius:24px;overflow:hidden;background:linear-gradient(135deg,#0B1C33,#0F8A80);display:grid;place-items:center;color:#fff;box-shadow:0 28px 50px -26px var(--h-sh,rgba(11,28,51,.5))}
.cv-cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.cv-cover>.i{width:72px;height:72px;opacity:.85}
.cv-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.cv-chips span{padding:7px 16px;border-radius:999px;background:var(--card);border:1px solid var(--bd);font-weight:600;font-size:14.5px}
.cv-chips .free{background:#C6D94B;border-color:#C6D94B;color:#0B1C33}
.cv-chips .free .i{color:#0B1C33}
.ls-wrap{max-width:860px}
.ls{padding:0 20px}
.ls summary{padding:14px 0;gap:14px}
.ls summary::after{margin-inline-start:auto}
.ls-h{display:flex;align-items:center;gap:14px;min-width:0;flex:1}
.ls-n{flex:none;width:42px;height:42px;border-radius:50%;background:var(--btn);color:#fff;display:grid;place-items:center;font:700 17px 'Cairo',Tahoma,sans-serif}
.ls-t{min-width:0}.ls-t b{display:block;font-size:17px}
.ls-t small{display:flex;flex-wrap:wrap;gap:2px 14px;color:var(--mut);font-weight:500;font-size:13.5px}
.ls-b{padding:2px 0 18px;display:grid;gap:12px}
.ls-b>p{padding:0}
.sg{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.sg li{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:12px;background:var(--sky);font-size:15px}
.sg li span:first-child{flex:none;width:26px;height:26px;border-radius:50%;background:var(--card);color:var(--den);display:grid;place-items:center;font:700 13px 'Cairo',Tahoma,sans-serif}
.sg li em{margin-inline-start:auto;font-style:normal;color:var(--mut);font-size:13.5px}
.ex{display:flex;flex-wrap:wrap;gap:8px}
.ex span{padding:4px 14px;border-radius:999px;border:1px solid var(--bd);font-size:13.5px;font-weight:600;color:var(--den)}
@media(max-width:900px){.cv{grid-template-columns:1fr}.cv-cover{order:-1}.sc-hero{padding-top:28px}}
@media(max-width:560px){.ls{padding:0 14px}.ls-n{width:36px;height:36px}}
/* لون نص الأزرار: قاعدة .pg a{color:inherit} في الغلاف أقوى من .cc-go و.b1، فنثبّته هنا */
.pg .btn.b1{color:#fff}

/* ===== صفحة كورسات الصف — إعادة تصميم (بطاقات + ترويسة) ===== */
.sc-hero{padding:40px 0 36px;background:linear-gradient(180deg,color-mix(in srgb,var(--sky) 70%,var(--bg)),var(--bg))}
.sc-hero::before{display:none}
.sc-hero .ey{margin-bottom:6px;letter-spacing:.02em}
.sc-hero h1 mark{transform:none;padding:0;background:none;color:var(--den);box-shadow:inset 0 -.3em 0 rgba(198,217,75,.6)}
.sc-hero .lead{max-width:560px;color:var(--mut);font-size:17px}
.gt{display:inline-flex;flex-wrap:nowrap;max-width:100%;gap:4px;padding:5px;margin-top:28px;border-radius:999px;background:var(--card);border:1px solid var(--bd);overflow-x:auto;scrollbar-width:none}
.gt::-webkit-scrollbar{display:none}
.gt a{flex:none;border:0;padding:8px 20px;background:transparent;white-space:nowrap}
.gt a:hover{background:var(--sky)}
.gt a[aria-current="page"]{background:var(--btn);color:#fff}
.sc-sec{padding:40px 0 96px}
.st{grid-column:1/-1;text-align:center;padding:56px 24px;border:1.5px dashed var(--bd);border-radius:24px;color:var(--mut)}
.st .ic{width:64px;height:64px;border-radius:20px;margin:0 auto 16px}.st .ic .i{width:30px;height:30px}
.st h3{font-size:20px;color:var(--ink);margin-bottom:6px}.st .btn{margin-top:18px}
.sk{aspect-ratio:3/4;border-radius:22px;background:linear-gradient(100deg,var(--sky) 30%,color-mix(in srgb,var(--sky) 40%,var(--card)) 50%,var(--sky) 70%);background-size:300% 100%;animation:sk 1.4s linear infinite}
@keyframes sk{to{background-position:-300% 0}}

/* ===== بطاقة الكورس (بنية البطاقة القديمة بهوية المنصة الجديدة) ===== */

/* ===== بطاقة الكورس — ألوان متمايزة + تفاعل تحويم/لمس ===== */
.cc-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:28px}
.cc{--cc-ac:var(--den);--cc-bg:color-mix(in srgb,var(--den) 11%,var(--card));--lift:0px;--grow:1;--img:1;--bdc:color-mix(in srgb,var(--cc-ac) 38%,var(--bd));--sh:0 1px 2px rgba(11,28,51,.06),0 14px 30px -18px color-mix(in srgb,var(--cc-ac) 80%,#0B1C33);display:flex;flex-direction:column;padding:18px 18px 22px;text-align:center;background:var(--cc-bg);border:1.5px solid var(--bdc);border-radius:24px;box-shadow:var(--sh);transform:translateY(var(--lift)) scale(var(--grow));transition:transform .45s cubic-bezier(.22,.8,.3,1),box-shadow .45s,border-color .3s;-webkit-tap-highlight-color:transparent}
.cc:nth-child(3n+2){--cc-ac:#8FA11F;--cc-bg:color-mix(in srgb,#C6D94B 24%,var(--card))}
.cc:nth-child(3n){--cc-ac:#35568A;--cc-bg:color-mix(in srgb,#17407A 8%,var(--card))}
.cc.is-pressed,.cc:has(:focus-visible){--lift:-6px;--grow:1.012;--img:1.08;--bdc:var(--cc-ac);--sh:0 2px 4px rgba(11,28,51,.06),0 30px 50px -22px color-mix(in srgb,var(--cc-ac) 90%,#0B1C33);animation:cc-pulse .55s cubic-bezier(.22,.8,.3,1)}
@media(hover:hover) and (pointer:fine){.cc:hover{--lift:-6px;--grow:1.012;--img:1.08;--bdc:var(--cc-ac);--sh:0 2px 4px rgba(11,28,51,.06),0 30px 50px -22px color-mix(in srgb,var(--cc-ac) 90%,#0B1C33);animation:cc-pulse .55s cubic-bezier(.22,.8,.3,1)}}
@keyframes cc-pulse{0%{transform:translateY(0) scale(1)}45%{transform:translateY(-9px) scale(1.024)}100%{transform:translateY(-6px) scale(1.012)}}
.cc-media{position:relative;isolation:isolate;aspect-ratio:16/9;overflow:hidden;border-radius:14px;display:grid;place-items:center;color:#fff;box-shadow:0 0 0 4px var(--card),0 10px 20px -12px rgba(11,28,51,.5);background:radial-gradient(70% 90% at 85% 0,rgba(198,217,75,.32),transparent 65%),linear-gradient(135deg,#0B1C33,#0B7A71)}
.cc-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;scale:var(--img);transition:scale .7s cubic-bezier(.22,.8,.3,1)}
.cc-media>.i{width:52px;height:52px;opacity:.85;scale:var(--img);transition:scale .7s cubic-bezier(.22,.8,.3,1)}
.cc-rule{position:relative;height:1px;margin:22px 5px;background:color-mix(in srgb,var(--cc-ac) 55%,transparent)}
.cc-rule::before,.cc-rule::after{content:"";position:absolute;top:50%;width:8px;height:8px;border-radius:50%;background:var(--cc-ac);transform:translateY(-50%)}
.cc-rule::before{inset-inline-start:-4px}.cc-rule::after{inset-inline-end:-4px}
.cc-info{display:flex;align-items:center;justify-content:space-between;gap:14px;text-align:start}
.cc-meta{display:grid;gap:6px;min-width:0;color:var(--mut);font-size:13.5px;font-weight:600}
.cc-meta span{display:flex;align-items:center;gap:8px;min-width:0}
.cc-meta .i{width:16px;height:16px;color:var(--den)}
.cc-badge{flex:none;display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:999px;font-weight:800;font-size:14px;white-space:nowrap}
.cc-badge .i{width:16px;height:16px}
.cc-badge.free{background:#C6D94B;color:#0B1C33}
.cc-badge.paid{background:var(--btn);color:#fff;padding-block:5px;padding-inline:6px 14px}
.cc-badge.paid b{background:#fff;color:#0B1C33;padding:1px 12px;border-radius:999px}
.cc h3{margin:0 0 10px;font-size:20px;font-weight:800;line-height:1.5;min-height:3em;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cc-desc{color:var(--mut);font-size:15px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cc-ft{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin-top:auto;padding-top:22px}
.pg .cc-btn{flex:1 1 130px;max-width:190px;display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:8px 18px;border-radius:999px;border:1.5px solid var(--den);color:var(--den);background:transparent;font-weight:700;font-size:15px;touch-action:manipulation;transition:background .2s,color .2s,border-color .2s}
.pg .cc-btn:hover{background:var(--btn);border-color:var(--btn);color:#fff}
.pg .cc-btn.go{background:#C6D94B;border-color:#C6D94B;color:#0B1C33}
.pg .cc-btn.go:hover{background:#D6E766;border-color:#D6E766;color:#0B1C33}
@media(max-width:560px){.cc-grid{grid-template-columns:minmax(0,1fr);gap:20px}.cc{padding:14px 14px 20px}.gt{display:flex;margin-top:22px}.gt a{padding:8px 16px}.sc-hero{padding:28px 0 28px}}
@media(prefers-reduced-motion:reduce){.cc,.cc:hover,.cc.is-pressed,.cc:has(:focus-visible){--lift:0px;--grow:1;--img:1;animation:none;transition:box-shadow .2s,border-color .2s}.cc-media img,.cc-media>.i,.cc-btn,.sk{transition:none;animation:none}}

/* ===== دروس الكورس: أكورديون ومحتوى الدرس + المشغّل (يستخدم متغيرات الألوان الموجودة فيعمل في الوضعين) ===== */
.ls{border-radius:18px}
.ls summary{min-height:64px}
.ls-b{overflow:hidden;padding-bottom:20px}
.lx-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.lx-row{display:flex;align-items:center;gap:14px;width:100%;min-height:76px;padding:12px 14px;border-radius:16px;border:1px solid var(--bd);background:var(--sky);color:var(--ink);font:inherit;text-align:start}
button.lx-row{cursor:pointer;transition:transform .15s,border-color .15s}
button.lx-row:hover:not(:disabled){border-color:#0B7A71;transform:translateY(-1px)}
button.lx-row:disabled{opacity:.6;cursor:not-allowed}
.lx-ic{flex:none;width:52px;height:52px;border-radius:14px;display:grid;place-items:center}
.lx-ic svg{width:30px;height:30px}
.lx-v .lx-ic{background:#C6D94B;color:#0B1C33}
.lx-q .lx-ic{background:#0B7A71;color:#fff}
.lx-f .lx-ic{background:#C2410C;color:#fff}
.lx-tx{flex:1;min-width:0;display:grid;gap:2px}
.lx-tx small{color:var(--mut);font-weight:600;font-size:13px}
.lx-tx b{font-size:16.5px;line-height:1.5;overflow-wrap:anywhere}
.lx-row em{font-style:normal;color:var(--mut);font-size:13.5px;flex:none}
.lx-go{flex:none;display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 20px;border-radius:999px;background:#0B7A71;color:#fff;font-weight:800;font-size:15px}
a.lx-go:hover{background:#096A62}
.lx-go.off{background:transparent;border:1.5px dashed var(--bd);color:var(--mut)}
@media(max-width:560px){.lx-row{flex-wrap:wrap}.lx-row em{display:none}.lx-go{width:100%}.lx-ic{width:46px;height:46px}}
.lx-m{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:16px;background:rgba(7,18,31,.86)}
.lx-m[hidden]{display:none}
.lx-card{width:min(980px,100%);max-height:100%;overflow:auto;border-radius:20px;background:#0B1C33;color:#fff;border:1px solid #22344D;font-family:'Cairo',Tahoma,sans-serif}
.lx-top{display:flex;align-items:center;gap:12px;padding:10px 16px}
.lx-t{flex:1;min-width:0;font:800 17px/1.4 'Cairo',Tahoma,sans-serif}
.lx-x,.lx-cb{min-width:44px;height:44px;border:0;border-radius:12px;background:transparent;color:#fff;display:inline-grid;place-items:center;cursor:pointer}
.lx-x:hover,.lx-cb:hover{background:#1A2B45}
.lx-vid{background:#000}
.lx-stage{position:relative;aspect-ratio:16/9;background:#000}
.lx-slot,.lx-slot iframe,.lx-slot video{position:absolute;inset:0;width:100%;height:100%;border:0}
.lx-msg{position:absolute;inset:0;display:none;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:24px;text-align:center;line-height:1.8;font-weight:600;background:#060D18}
.lx-stage[data-s=load] .lx-msg,.lx-stage[data-s=err] .lx-msg{display:flex}
.lx-spin{width:44px;height:44px;border-radius:50%;border:4px solid #22344D;border-top-color:#C6D94B;animation:lxs .9s linear infinite}
.lx-stage[data-s=err] .lx-spin{display:none}
@keyframes lxs{to{transform:rotate(360deg)}}
.lx-retry{min-height:44px;padding:0 22px;border:0;border-radius:999px;background:#C6D94B;color:#0B1C33;font:800 15px 'Cairo',Tahoma,sans-serif;cursor:pointer}
.lx-bar{display:flex;flex-wrap:wrap;align-items:center;gap:6px;padding:8px 12px 12px;background:#0B1C33}
.lx-bar[hidden],.lx-retry[hidden],.lx-cb[hidden]{display:none}
.lx-rg{flex:1 1 100%;order:-1;margin:0;accent-color:#C6D94B;direction:ltr;height:24px}
.lx-vol{width:84px;accent-color:#C6D94B}
.lx-time{font-size:14px;color:#B8C6D9;direction:ltr;margin-inline-start:8px}
.lx-sp{min-height:44px;border-radius:10px;border:1px solid #2F4466;background:#12233B;color:#fff;font:700 14px 'Cairo',Tahoma,sans-serif;padding:0 10px}
.lx-vid:fullscreen{display:flex;flex-direction:column;justify-content:center}
.lx-vid:fullscreen .lx-stage{flex:1;aspect-ratio:auto}
.lx-vid:-webkit-full-screen{display:flex;flex-direction:column;justify-content:center}
.lx-vid:-webkit-full-screen .lx-stage{flex:1;aspect-ratio:auto}
@media(max-width:560px){.lx-m{padding:0}.lx-card{border-radius:0}.lx-vol{display:none}}
/* الهاتف أفقيًا (أو أي شاشة قصيرة): المشغّل يملأ الشاشة كلها بلا هوامش ولا رأس ولا حواف مستديرة.
   زر الإغلاق يصير عمودًا رفيعًا في المساحة السوداء الفارغة بجوار الفيديو (الفيديو 16:9 فلا تُهدر عليه عرضًا)، وأزرار التحكم في صف واحد رفيع تحت الفيديو،
   فيأخذ الفيديو كل الارتفاع المتبقي. لا يُرسم شيء فوق مشغّل يوتيوب نفسه (سياسة يوتيوب تمنع تغطيته). نفس القواعد تنطبق داخل ملء الشاشة الحقيقي. */
@media(orientation:landscape) and (max-height:540px){
  .lx-m{display:block;padding:0;background:#000}
  .lx-card{display:grid;grid-template-columns:minmax(0,1fr) 56px;grid-template-rows:minmax(0,1fr);width:100%;height:100%;max-height:none;overflow:hidden;border:0;border-radius:0;background:#000}
  .lx-vid{grid-column:1;grid-row:1;display:flex;flex-direction:column;min-width:0;min-height:0}
  .lx-stage{flex:1 1 auto;min-height:0;aspect-ratio:auto}
  .lx-top{grid-column:2;grid-row:1;flex-direction:column;align-items:center;justify-content:flex-start;gap:0;padding:6px 0;background:#000}
  .lx-t{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
  .lx-top .lx-x{background:rgba(255,255,255,.12)}
  .lx-bar{flex:none;flex-wrap:nowrap;gap:4px;min-height:48px;padding:2px 10px}
  .lx-bar>span:not(.lx-time){display:none}
  .lx-rg{order:1;flex:1 1 90px;min-width:80px;margin:0 6px}
  .lx-sp{order:2}
  .lx-fs{order:3}
}
@media(orientation:landscape) and (max-height:540px) and (max-width:799px){.lx-vol{display:none}}
@media(prefers-reduced-motion:reduce){.lx-spin{animation-duration:2.5s}button.lx-row{transition:none}}

/* ===== رأس صفحة الكورس: عنوان بارز، غلاف مميّز، أيقونات على الجانبين، نص مرتب ===== */
.ch{padding:32px 0 56px;background:radial-gradient(55% 90% at 82% 50%,color-mix(in srgb,var(--den) 16%,transparent),transparent 70%),var(--bg)}
.ch::before{display:none}
.ch .bc{margin-bottom:28px}
.ch-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(24px,4vw,64px);align-items:center}
.ch-tx{display:flex;flex-direction:column;align-items:flex-start}
.ch-eb{display:inline-flex;align-items:center;gap:8px;min-height:36px;padding:4px 16px;border-radius:999px;background:var(--sky);color:var(--den);font-weight:700;font-size:14.5px}
.ch-eb .i{width:18px;height:18px}
.ch h1{margin-top:16px;font:900 clamp(34px,5vw,60px)/1.4 'Cairo',Tahoma,sans-serif;text-wrap:balance}
.ch-hl{background:linear-gradient(transparent 62%,rgba(198,217,75,.5) 62%);-webkit-box-decoration-break:clone;box-decoration-break:clone;padding:0 .12em}
.ch-d{margin-top:18px;max-width:54ch;color:var(--mut);font-size:17px;line-height:1.9;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.ch-d.open{display:block}
.ch-more{margin-top:4px;min-height:44px;padding:0;border:0;background:none;color:var(--den);font:700 15px 'Cairo',Tahoma,sans-serif;cursor:pointer}
.ch-more[hidden]{display:none}
.ch-st{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.ch-s{display:flex;align-items:center;gap:12px;min-width:136px;padding:10px 18px 10px 14px;border-radius:18px;background:var(--card);border:1px solid var(--bd)}
.ch-si{flex:none;width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:var(--sky);color:var(--den)}
.ch-si .i{width:24px;height:24px}
.ch-s b{display:block;font-size:20px;line-height:1.3}
.ch-s small{color:var(--mut);font-size:13px;font-weight:600}
.ch-s.free .ch-si{background:#C6D94B;color:#0B1C33}
.ch-back{display:inline-flex;align-items:center;gap:8px;margin-top:20px;min-height:44px;color:var(--den);font-weight:700}
.ch-back .i{width:20px;height:20px;transform:scaleX(-1)}
.ch-back:hover{text-decoration:underline}
.ch-vis{position:relative;padding:22px}
.ch-vis::before{content:"";position:absolute;inset:36px 36px 6px 6px;border-radius:30px;background:#C6D94B}
.ch-vis .cv-cover{position:relative;z-index:1;border-radius:28px;border:4px solid var(--card);box-shadow:0 30px 60px -28px rgba(0,0,0,.55)}
.ch-ic{position:absolute;z-index:2;width:56px;height:56px;border-radius:18px;display:grid;place-items:center;box-shadow:0 14px 28px -12px rgba(0,0,0,.5);animation:chf 5s ease-in-out infinite;pointer-events:none}
.ch-ic svg{width:28px;height:28px}
.ch-i1{top:0;right:0;background:#C6D94B;color:#0B1C33}
.ch-i2{bottom:46px;right:-6px;background:#0B7A71;color:#fff;animation-delay:-1.2s}
.ch-i3{top:40px;left:-6px;background:var(--card);color:var(--den);border:1px solid var(--bd);animation-delay:-2.4s}
.ch-i4{bottom:0;left:12px;background:#0B1C33;color:#C6D94B;border:1px solid #2A3F5E;animation-delay:-3.6s}
@keyframes chf{50%{transform:translateY(-8px)}}
.ls-wrap{max-width:920px}
.sc-bar{justify-content:flex-start;gap:14px;margin-bottom:20px}
@media(max-width:820px){.ch-grid{grid-template-columns:1fr}.ch-vis{order:-1;max-width:520px;margin-inline:auto;width:100%}.ch-ic{width:46px;height:46px;border-radius:15px}.ch-ic svg{width:24px;height:24px}.ch-s{flex:1 1 140px}}
@media(prefers-reduced-motion:reduce){.ch-ic{animation:none}}