/* ============================================================
   Ophthalmology Radar — Courses section shared stylesheet
   Reuses v12 / blog design tokens. Root-absolute asset paths.
   ============================================================ */
:root{
  --accent:#17C1DD;--accent-2:#A8F4FF;--accent-deep:#0FA9C4;--accent-soft:rgba(23,193,221,.12);
  --ink:#0A1116;--ink-soft:#3A4650;--muted:#5E6A75;--line:#E4E8EE;
  --bg-0:#FAFBFD;--bg-1:#EDF1F6;
  --glass:rgba(255,255,255,.62);--glass-strong:rgba(255,255,255,.80);--glass-brd:rgba(255,255,255,.9);
  --shadow-sm:0 1px 2px rgba(16,30,45,.04),0 6px 18px rgba(16,30,45,.06);
  --shadow-md:0 2px 6px rgba(16,30,45,.05),0 18px 50px rgba(16,30,45,.12);
  --shadow-lg:0 4px 10px rgba(16,30,45,.06),0 44px 100px -34px rgba(16,30,45,.28);
  --r-pill:999px;--maxw:1180px;--readw:720px;--ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{font-family:'Inter',system-ui,-apple-system,sans-serif;color:var(--ink);
  background:radial-gradient(130% 90% at 50% -8%,#FFFFFF 0%,var(--bg-0) 46%,var(--bg-1) 100%);
  background-attachment:fixed;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;line-height:1.6}
#net{position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.5}

h1,h2,h3,h4{font-family:'Inter Tight','Inter',sans-serif;font-weight:800;letter-spacing:-.032em;line-height:1.06}
.grad{background:linear-gradient(102deg,#23C8E0 0%,#17C1DD 44%,#0C8197 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;padding-bottom:.12em;margin-bottom:-.12em}
em.serif{font-family:'Cormorant Garamond',serif;font-style:italic;font-weight:600}
.eyebrow{font-family:'Inter Tight';font-weight:600;font-size:12px;letter-spacing:.34em;text-transform:uppercase;
  color:var(--accent-deep);display:inline-flex;align-items:center;gap:10px;margin-bottom:18px}
.eyebrow::before{content:"";width:22px;height:1.5px;background:var(--accent);opacity:.85;border-radius:2px}
.eyebrow.center{justify-content:center}.eyebrow.center::before{display:none}

/* ---- buttons ---- */
.btn{font-family:inherit;font-size:14px;font-weight:600;cursor:pointer;border:none;padding:13px 24px;
  border-radius:var(--r-pill);text-decoration:none;display:inline-flex;align-items:center;gap:8px;white-space:nowrap;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s,color .25s,border-color .25s}
.btn-primary{color:#fff;background:linear-gradient(135deg,var(--accent) 0%,var(--accent-deep) 100%);
  box-shadow:0 1px 1px rgba(15,169,196,.4),0 10px 24px -8px rgba(23,193,221,.7)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 2px 2px rgba(15,169,196,.4),0 16px 34px -8px rgba(23,193,221,.8)}
.btn-ghost{color:var(--ink);background:var(--glass-strong);border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.btn-ghost:hover{transform:translateY(-1px);border-color:#cfd6df}
.btn-lg{padding:16px 30px;font-size:15px}
.btn-dark{color:#fff;background:var(--ink);border:1px solid rgba(255,255,255,.12)}
.btn-dark:hover{transform:translateY(-1px);background:#1a2630}

/* ---- nav ---- */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:14px clamp(20px,4vw,44px);background:rgba(250,251,253,.72);
  backdrop-filter:blur(22px) saturate(160%);-webkit-backdrop-filter:blur(22px) saturate(160%);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:inherit}
.brand img{display:block;width:30px;height:30px}
.brand .wm{display:flex;flex-direction:column;line-height:1}
.brand .wm b{font-family:'Inter Tight';font-weight:700;font-size:15px;letter-spacing:-.01em}
.brand .wm span{font-size:9.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);margin-top:3px;font-weight:600}
.nav-links{position:absolute;left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:4px}
.nav-links a{font-size:14px;font-weight:500;color:var(--ink-soft);text-decoration:none;padding:9px 14px;border-radius:var(--r-pill);transition:color .2s,background .2s}
.nav-links a:hover{color:var(--ink);background:rgba(10,17,22,.05)}
.nav-links a.on{color:var(--ink);background:rgba(23,193,221,.10)}
.nav-right{display:flex;align-items:center;gap:10px}
.lang{display:flex;align-items:center;gap:8px;font-size:11px;font-weight:600;letter-spacing:.14em;margin-right:6px}
.lang a{color:rgba(10,17,22,.36);text-decoration:none;transition:color .3s var(--ease)}
.lang a:hover{color:var(--accent-deep)}
.lang a.on{color:var(--ink);pointer-events:none}
.lang i{width:1px;height:11px;background:rgba(10,17,22,.16)}
.nav-burger{display:none;width:42px;height:42px;border-radius:50%;background:var(--glass-strong);border:1px solid var(--line);cursor:pointer;align-items:center;justify-content:center}
.nav-burger svg{width:20px;height:20px}

main{position:relative;z-index:1}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(22px,5vw,44px)}

/* reveal */
.rv{opacity:0;transform:translateY(24px);transition:opacity .8s var(--ease),transform .8s var(--ease);transition-delay:calc(var(--i,0)*80ms)}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1!important;transform:none!important;transition:none}}

/* ---- tag / badge ---- */
.tag{display:inline-block;font-family:'Inter Tight';font-weight:700;font-size:10.5px;letter-spacing:.13em;text-transform:uppercase;
  color:var(--accent-deep);background:var(--accent-soft);padding:5px 11px;border-radius:var(--r-pill)}
.badge{display:inline-block;font-family:'Inter Tight';font-weight:700;font-size:10px;letter-spacing:.10em;text-transform:uppercase;
  padding:4px 10px;border-radius:var(--r-pill)}
.badge-free{color:#059669;background:rgba(5,150,105,.10)}
.badge-paid{color:#0FA9C4;background:rgba(23,193,221,.12)}
.badge-adv{color:#7C3AED;background:rgba(124,58,237,.10)}
.badge-cme{color:#8A5A12;background:rgba(233,161,59,.20)}

/* ============================================================
   COURSES HUB (/courses/)
   ============================================================ */
.courses-hero{padding:calc(64px + clamp(40px,8vh,88px)) 0 32px;text-align:center}
.courses-hero h1{font-size:clamp(2.4rem,5.5vw,3.8rem);margin:6px 0 20px}
.courses-hero .sub{font-size:clamp(1.05rem,1.7vw,1.25rem);color:var(--muted);max-width:640px;margin:0 auto;line-height:1.6}

/* specialty grid */
.spec-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;margin:52px 0 20px}
.spec-card{display:flex;flex-direction:column;align-items:flex-start;gap:10px;padding:22px 22px 20px;
  border-radius:20px;background:var(--glass-strong);border:1px solid var(--glass-brd);box-shadow:var(--shadow-sm);
  text-decoration:none;color:inherit;transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.spec-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.spec-icon{width:44px;height:44px;border-radius:12px;background:var(--accent-soft);display:flex;align-items:center;justify-content:center}
.spec-icon svg{width:22px;height:22px;stroke:var(--accent-deep);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.spec-card h3{font-size:1rem;letter-spacing:-.01em;line-height:1.2;font-weight:700}
.spec-card p{font-size:12.5px;color:var(--muted);line-height:1.4;font-weight:400}
.spec-arrow{margin-top:auto;font-size:12px;font-weight:600;color:var(--accent-deep);display:flex;align-items:center;gap:5px}
.spec-arrow svg{width:13px;height:13px;transition:transform .25s var(--ease)}
.spec-card:hover .spec-arrow svg{transform:translateX(3px)}

/* section header */
.sec-hd{display:flex;align-items:baseline;justify-content:space-between;flex-wrap:wrap;gap:12px;margin:64px 0 28px}
.sec-hd h2{font-size:clamp(1.5rem,2.8vw,2rem)}
.sec-hd a{font-size:13.5px;font-weight:600;color:var(--accent-deep);text-decoration:none;display:flex;align-items:center;gap:6px}
.sec-hd a svg{width:14px;height:14px;transition:transform .25s var(--ease)}
.sec-hd a:hover svg{transform:translateX(3px)}

/* course card grid */
.course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(18px,2.2vw,28px);margin-bottom:10px}
.course-card{display:flex;flex-direction:column;border-radius:20px;overflow:hidden;
  background:var(--glass-strong);border:1px solid var(--glass-brd);box-shadow:var(--shadow-sm);
  text-decoration:none;color:inherit;transition:transform .35s var(--ease),box-shadow .35s var(--ease)}
.course-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.course-card .cimg{position:relative;aspect-ratio:16/10;overflow:hidden;background:#e3eaf0}
.course-card .cimg img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
/* portrait poster art inside a landscape card — anchor to the top so the title stays readable */
.course-card .cimg img.poster{object-position:center top}
.course-card:hover .cimg img{transform:scale(1.05)}
.course-card .cimg .overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(10,17,22,.36),transparent 50%)}
.course-card .cimg .cbadges{position:absolute;top:12px;left:12px;display:flex;gap:6px;flex-wrap:wrap}
.course-card .cbody{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1;gap:6px}
.course-card .specialty{font-family:'Inter Tight';font-weight:600;font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--accent-deep)}
.course-card h3{font-size:1.08rem;letter-spacing:-.02em;line-height:1.24;margin:2px 0 4px}
.course-card .instructor{font-size:12.5px;color:var(--muted);margin-top:2px}
.course-card .cmeta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:auto;padding-top:12px;border-top:1px solid var(--line)}
.course-card .cmeta span{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:4px}
.course-card .cmeta svg{width:13px;height:13px;stroke:var(--muted);fill:none;stroke-width:1.8;flex:0 0 auto}
.course-card .price{font-family:'Inter Tight';font-weight:700;font-size:14px;color:var(--ink);margin-left:auto}

/* ============================================================
   CATEGORY PAGE (/courses/glaucoma/)
   ============================================================ */
.cat-hero{padding:calc(64px + clamp(36px,7vh,80px)) 0 28px}
.cat-hero .crumbs{font-size:13px;color:var(--muted);margin-bottom:20px;display:flex;gap:8px;align-items:center}
.cat-hero .crumbs a{color:var(--accent-deep);text-decoration:none;font-weight:600}
.cat-hero .crumbs a:hover{text-decoration:underline}
.cat-hero .crumbs span{color:var(--line)}
.cat-hero h1{font-size:clamp(2.2rem,5vw,3.5rem);margin:8px 0 18px}
.cat-hero .sub{font-size:clamp(1rem,1.6vw,1.18rem);color:var(--muted);max-width:680px;line-height:1.65}
.cat-filters{display:flex;flex-wrap:wrap;gap:9px;margin:32px 0 8px}
.cat-filters button{font-family:'Inter Tight';font-weight:600;font-size:13px;color:var(--ink-soft);
  background:var(--glass-strong);border:1px solid var(--line);padding:8px 18px;border-radius:var(--r-pill);cursor:pointer;transition:all .2s var(--ease)}
.cat-filters button.on{color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-deep));border-color:transparent;box-shadow:0 8px 18px -8px rgba(23,193,221,.7)}

/* ============================================================
   COURSE LANDING (/courses/glaucoma/preserflo-...)
   ============================================================ */
.course-lp{padding-top:calc(64px + 28px)}
.course-lp .crumbs{font-size:13px;color:var(--muted);margin-bottom:22px;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.course-lp .crumbs a{color:var(--accent-deep);text-decoration:none;font-weight:600}
.course-lp .crumbs a:hover{text-decoration:underline}
.course-lp .crumbs span{color:var(--line)}

/* ------------------------------------------------------------
   Landing layout — one grid for the whole article so the aside
   spans head+body. That tall aside is what lets the info card
   stay stuck to the viewport for the entire page.
   ------------------------------------------------------------ */
.course-lp{display:grid;grid-template-columns:minmax(0,1fr) 380px;
  column-gap:clamp(28px,4vw,60px);
  grid-template-areas:"crumbs crumbs" "head aside" "body aside" "cta cta"}
.course-lp>.crumbs{grid-area:crumbs}
.lp-hero-tx{grid-area:head;padding-bottom:34px;margin-bottom:18px;border-bottom:1px solid var(--line)}
.lp-hero-img{grid-area:aside}
.course-lp>.course-body{grid-area:body}
.course-lp>.cta-card{grid-area:cta}
.lp-hero-tx .eyebrow{margin-bottom:14px}
.lp-hero-tx h1{font-size:clamp(1.85rem,3.8vw,2.8rem);line-height:1.05;margin:6px 0 18px}
.lp-hero-tx .intro{font-size:clamp(1rem,1.5vw,1.14rem);color:var(--ink-soft);line-height:1.68;max-width:640px}
/* the poster scrolls away; the info card pins and follows the reader down */
.lp-hero-img .course-info-card{position:sticky;top:84px}
/* height:auto is REQUIRED — the width/height HTML attributes are presentational
   hints that would otherwise force the intrinsic pixel height and override aspect-ratio */
.lp-hero-img img{width:100%;height:auto;border-radius:20px;display:block;box-shadow:var(--shadow-md);aspect-ratio:4/3;object-fit:cover}
/* poster artwork (designed key art) — never crop it, keep the whole composition */
.lp-hero-img img.poster{aspect-ratio:auto;object-fit:contain}

/* course info card */
.course-info-card{margin-top:20px;border-radius:20px;background:var(--glass-strong);border:1px solid var(--glass-brd);box-shadow:var(--shadow-md);overflow:hidden}
.cic-body{padding:22px}
.cic-price{font-family:'Inter Tight';font-weight:800;font-size:2.2rem;color:var(--ink);margin-bottom:4px}
.cic-meta{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:18px 0}
.cic-row{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-soft);padding:9px 12px;border-radius:12px;background:var(--bg-0)}
.cic-row svg{width:16px;height:16px;stroke:var(--accent-deep);fill:none;stroke-width:1.8;flex:0 0 auto}
.cic-row b{font-weight:600;color:var(--ink)}
.cic-ctas{display:flex;flex-direction:column;gap:10px;margin-top:4px}
.cic-ctas .btn{justify-content:center;font-size:15px;padding:15px 24px}
.cic-note{font-size:11.5px;color:var(--muted);text-align:center;margin-top:10px;line-height:1.5}

/* article body */
.course-body{max-width:720px}
.course-body>section{margin-bottom:48px}
.course-body h2{font-size:clamp(1.45rem,2.5vw,1.85rem);margin-bottom:18px;padding-top:8px}
.course-body p{font-size:16.5px;line-height:1.72;color:var(--ink-soft);margin-bottom:14px}
.course-body ul{padding-left:0;list-style:none;display:flex;flex-direction:column;gap:10px;margin-bottom:14px}
.course-body ul li{display:flex;gap:10px;align-items:flex-start;font-size:15.5px;line-height:1.6;color:var(--ink-soft)}
.course-body ul li::before{content:"";flex:0 0 6px;height:6px;margin-top:8px;border-radius:50%;background:var(--accent)}

/* callout */
.callout{border-left:3px solid var(--accent);padding:18px 22px;border-radius:0 14px 14px 0;
  background:var(--accent-soft);margin:36px 0;font-family:'Cormorant Garamond',serif;font-style:italic;
  font-size:1.35rem;font-weight:600;line-height:1.45;color:var(--ink)}

/* learn list */
.learn-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:4px}
.learn-item{display:flex;gap:12px;align-items:flex-start;padding:14px 16px;border-radius:14px;background:var(--glass-strong);border:1px solid var(--glass-brd);box-shadow:var(--shadow-sm)}
.learn-item .li-icon{flex:0 0 28px;height:28px;border-radius:8px;background:var(--accent-soft);display:flex;align-items:center;justify-content:center}
.learn-item .li-icon svg{width:14px;height:14px;stroke:var(--accent-deep);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.learn-item p{font-size:14px;line-height:1.45;color:var(--ink-soft);font-weight:400;margin:0}

/* who-for */
.who-list{display:flex;flex-direction:column;gap:8px}
.who-item{display:flex;align-items:center;gap:10px;font-size:14.5px;color:var(--ink-soft)}
.who-item::before{content:"";flex:0 0 8px;height:8px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-deep))}

/* surgical steps */
.step-list{display:flex;flex-direction:column;gap:10px}
.step-item{display:flex;gap:14px;align-items:flex-start;padding:13px 16px;border-radius:14px;background:var(--glass-strong);border:1px solid var(--glass-brd)}
.step-num{flex:0 0 28px;height:28px;border-radius:50%;background:var(--ink);color:#fff;font-family:'Inter Tight';font-weight:700;font-size:12px;display:flex;align-items:center;justify-content:center}
.step-item p{font-size:14.5px;line-height:1.5;color:var(--ink-soft);margin:4px 0 0;font-weight:400}

/* CTA card dark */
.cta-card{margin:56px 0 0;border-radius:22px;padding:clamp(28px,4vw,42px);text-align:center;position:relative;overflow:hidden;
  background:linear-gradient(140deg,#0B2830,#0A1116);color:#fff;box-shadow:var(--shadow-lg)}
.cta-card::before{content:"";position:absolute;inset:0;background:radial-gradient(80% 120% at 80% -10%,rgba(23,193,221,.34),transparent 60%);pointer-events:none}
.cta-card .eyebrow{color:var(--accent-2)}
.cta-card h3{font-size:clamp(1.5rem,3vw,2rem);margin-bottom:12px;color:#fff}
.cta-card p{color:rgba(255,255,255,.72);max-width:500px;margin:0 auto 24px;font-size:15px}
.cta-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;position:relative}
.cta-card .btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.2)}
.cta-card .btn-ghost:hover{background:rgba(255,255,255,.14)}

/* ---- footer ---- */
footer{border-top:1px solid var(--line);padding:44px 0 56px;position:relative;z-index:1;margin-top:80px}
.foot{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.foot .brand .wm b{font-size:14px}
.foot-right{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.foot-right a{font-size:13px;color:var(--muted);text-decoration:none;font-weight:500}
.foot-right a:hover{color:var(--ink)}
.foot-copy{margin-top:22px;font-size:12px;color:var(--muted)}

/* ---- mobile sheet ---- */
.sheet{position:fixed;inset:0;z-index:80;background:rgba(248,250,253,.94);backdrop-filter:blur(18px);
  display:flex;flex-direction:column;padding:90px 28px 28px;opacity:0;pointer-events:none;transition:opacity .35s var(--ease)}
.sheet.open{opacity:1;pointer-events:auto}
.sheet a{font-size:23px;font-weight:600;color:var(--ink);text-decoration:none;padding:16px 0;border-bottom:1px solid var(--line)}
.sheet .btn{margin-top:24px;justify-content:center;padding:16px}
.sheet-close{position:absolute;top:20px;right:20px;width:44px;height:44px;border-radius:50%;border:1px solid var(--line);
  background:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center}

/* ============================================================
   OFFER STRIP
   ============================================================ */
.offer-strip{display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;
  background:linear-gradient(118deg,rgba(23,193,221,.14),rgba(168,244,255,.10) 60%,rgba(255,255,255,.5));
  border:1px solid rgba(23,193,221,.30);border-radius:16px;padding:13px 20px;margin-bottom:26px;
  font-size:14px;color:var(--ink-soft);box-shadow:var(--shadow-sm)}
.offer-strip b{font-family:'Inter Tight';font-weight:700;color:var(--ink)}
.offer-strip .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);flex:0 0 auto}

/* price with strike-through */
.cic-pricerow{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;margin-bottom:6px}
.cic-was{font-size:1.15rem;color:var(--muted);text-decoration:line-through;font-weight:500}
.cic-save{font-family:'Inter Tight';font-weight:700;font-size:11px;letter-spacing:.08em;text-transform:uppercase;
  color:#059669;background:rgba(5,150,105,.10);padding:4px 10px;border-radius:var(--r-pill)}

/* ============================================================
   ACCREDITATION (SEAFORMEC) — amber, deliberately off-palette so
   the trust mark reads as third-party rather than as our own UI
   ============================================================ */
:root{--accred:#E9A13B;--accred-deep:#B9781E;--accred-soft:rgba(233,161,59,.12)}

/* compact strip inside the sticky info card */
.cic-accred{display:flex;align-items:center;gap:11px;margin:14px 0 16px;padding:11px 13px;
  border-radius:13px;background:var(--accred-soft);border:1px solid rgba(233,161,59,.34)}
.cic-accred .ca-ic{flex:0 0 30px;height:30px;border-radius:50%;background:rgba(233,161,59,.20);
  display:grid;place-items:center}
.cic-accred .ca-ic svg{width:16px;height:16px;stroke:var(--accred-deep);fill:none;
  stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.cic-accred b{display:block;font-family:'Inter Tight';font-weight:700;font-size:14px;color:var(--ink);line-height:1.2}
.cic-accred span{display:block;font-size:11.5px;color:var(--muted);margin-top:2px;line-height:1.35}

/* full block in the body */
.accred{display:grid;grid-template-columns:auto 1fr;gap:22px;align-items:center;
  padding:22px 24px;border-radius:20px;background:var(--glass-strong);
  border:1px solid rgba(233,161,59,.30);box-shadow:var(--shadow-sm)}
.accred-logo{flex:0 0 auto;width:212px}
.accred-logo img{width:100%;height:auto;display:block;border-radius:6px}
.accred h3{font-size:1.05rem;letter-spacing:-.015em;margin-bottom:4px}
.accred .cred{font-family:'Inter Tight';font-weight:800;font-size:1.5rem;color:var(--accred-deep);
  letter-spacing:-.02em;margin:2px 0 8px}
.accred p{font-size:14px;line-height:1.55;color:var(--ink-soft);margin:0}
.accred dl{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:12px;font-size:12.5px}
.accred dt{color:var(--muted)}
.accred dd{color:var(--ink);font-weight:600;margin:0 0 0 6px}
.accred .row{display:flex;gap:6px;align-items:baseline}

@media (max-width:640px){
  .accred{grid-template-columns:1fr;gap:16px;text-align:left}
  .accred-logo{width:196px;max-width:100%}
}

/* ============================================================
   WHAT YOU WILL LEARN — feature row
   ============================================================ */
.feature-row{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.feature-card{padding:20px 22px;border-radius:18px;background:var(--glass-strong);
  border:1px solid var(--glass-brd);box-shadow:var(--shadow-sm)}
.feature-card .fc-icon{width:38px;height:38px;border-radius:11px;background:var(--accent-soft);
  display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.feature-card .fc-icon svg{width:19px;height:19px;stroke:var(--accent-deep);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.feature-card h3{font-size:1rem;letter-spacing:-.015em;line-height:1.25;margin-bottom:6px}
.feature-card p{font-size:13.5px;line-height:1.5;color:var(--muted);font-weight:400;margin:0}

/* ============================================================
   CURRICULUM — native <details> accordion (SEO-safe, no JS)
   ============================================================ */
.curriculum-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13.5px;color:var(--muted);margin-bottom:20px}
.curriculum-meta b{font-family:'Inter Tight';font-weight:700;color:var(--ink)}
.curriculum-meta i{width:3px;height:3px;border-radius:50%;background:var(--line);font-style:normal;flex:0 0 auto}

.curriculum{display:flex;flex-direction:column;gap:10px}
.chapter{border-radius:16px;background:var(--glass-strong);border:1px solid var(--glass-brd);
  box-shadow:var(--shadow-sm);overflow:hidden}
.chapter>summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;
  padding:16px 18px;transition:background .2s var(--ease)}
.chapter>summary::-webkit-details-marker{display:none}
.chapter>summary:hover{background:rgba(23,193,221,.05)}
.ch-num{flex:0 0 30px;height:30px;border-radius:9px;background:var(--accent-soft);color:var(--accent-deep);
  font-family:'Inter Tight';font-weight:700;font-size:12.5px;display:flex;align-items:center;justify-content:center}
.ch-tx{flex:1;min-width:0}
.ch-tx h3{font-size:.95rem;letter-spacing:-.012em;line-height:1.3;font-weight:700}
.ch-tx span{display:block;font-size:12.5px;color:var(--muted);margin-top:3px;font-weight:400}
.ch-chev{flex:0 0 auto;width:16px;height:16px;stroke:var(--muted);fill:none;stroke-width:2.2;
  stroke-linecap:round;stroke-linejoin:round;transition:transform .3s var(--ease)}
.chapter[open]>summary .ch-chev{transform:rotate(180deg)}
.lecture-list{border-top:1px solid var(--line);padding:6px 18px 12px}
.lecture{display:flex;align-items:center;gap:11px;padding:10px 0;font-size:14px;color:var(--ink-soft);
  border-bottom:1px solid rgba(228,232,238,.6)}
.lecture:last-child{border-bottom:none}
.lecture .lc-ic{flex:0 0 15px;height:15px;stroke:var(--accent-deep);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.lecture .lc-name{flex:1;min-width:0;line-height:1.4}
.lecture .lc-time{flex:0 0 auto;font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums}

/* ============================================================
   INSTRUCTOR
   ============================================================ */
.instructor{display:grid;grid-template-columns:180px 1fr;gap:26px;align-items:start;
  padding:24px;border-radius:20px;background:var(--glass-strong);border:1px solid var(--glass-brd);box-shadow:var(--shadow-md)}
.instructor img{width:100%;height:auto;border-radius:16px;display:block;aspect-ratio:1/1;object-fit:cover;object-position:center 15%}
.instructor h3{font-size:1.25rem;letter-spacing:-.02em;margin-bottom:4px}
.instructor .aff{font-size:13px;color:var(--accent-deep);font-weight:600;margin-bottom:12px}
.instructor p{font-size:14.5px;line-height:1.62;color:var(--ink-soft);margin-bottom:12px}
.instructor .creds{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.instructor .creds span{font-family:'Inter Tight';font-weight:600;font-size:11.5px;letter-spacing:.04em;
  color:var(--ink-soft);background:var(--bg-0);border:1px solid var(--line);padding:6px 12px;border-radius:var(--r-pill)}

/* ============================================================
   INTRO VIDEO — button + on-demand modal (video stays unloaded
   until opened, so the page cost is zero for non-watchers)
   ============================================================ */
.watch-intro{margin-top:22px;display:inline-flex;align-items:center;gap:11px;
  background:var(--glass-strong);border:1px solid var(--line);box-shadow:var(--shadow-sm);
  border-radius:var(--r-pill);padding:9px 20px 9px 9px;cursor:pointer;font-family:inherit;
  color:var(--ink);transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s}
.watch-intro:hover{transform:translateY(-1px);box-shadow:var(--shadow-md);border-color:#cfd6df}
.watch-intro .wi-play{width:36px;height:36px;flex:0 0 auto;border-radius:50%;
  background:linear-gradient(135deg,var(--accent),var(--accent-deep));display:grid;place-items:center;
  box-shadow:0 6px 16px -6px rgba(23,193,221,.8)}
.watch-intro .wi-play svg{width:14px;height:14px;fill:#fff;margin-left:2px}
.watch-intro .wi-tx{text-align:left;line-height:1.25}
.watch-intro .wi-tx b{display:block;font-family:'Inter Tight';font-weight:700;font-size:14px}
.watch-intro .wi-tx span{font-size:12px;color:var(--muted)}

/* accreditation seal on the cover — same frosted-glass family as the play
   button, tinted amber so it reads as a third-party mark */
/* Top-right corner. The cover's eyebrow starts at 8.6% of its height, which
   leaves ~38px of clear band at the real display size — hence the compact
   sizing here: anything taller would run into the type. */
.poster-cme{position:absolute;top:6px;right:8px;z-index:2;
  display:inline-flex;align-items:center;gap:6px;padding:5px 11px 5px 7px;
  border-radius:var(--r-pill);white-space:nowrap;line-height:1.15;
  background:linear-gradient(155deg,rgba(233,161,59,.42),rgba(190,120,30,.30));
  border:1px solid rgba(255,214,150,.52);
  backdrop-filter:blur(14px) saturate(160%);-webkit-backdrop-filter:blur(14px) saturate(160%);
  box-shadow:0 8px 26px -8px rgba(0,0,0,.55),inset 0 1px 0 rgba(255,255,255,.30);
  font-family:'Inter Tight';font-weight:600;font-size:10.5px;color:#fff;
  letter-spacing:.01em;text-shadow:0 1px 4px rgba(0,0,0,.45)}
.poster-cme svg{width:13px;height:13px;flex:0 0 auto;stroke:#FFDCA8;fill:none;
  stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.poster-cme b{font-weight:800;font-size:12px}

/* play affordance sitting on the cover — frosted glass, not a flat glyph */
.poster-wrap{position:relative;line-height:0}
.poster-play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:88px;height:88px;border-radius:50%;padding:0;cursor:pointer;
  border:1px solid rgba(255,255,255,.34);
  /* sheen top-left → shadow bottom-right reads as a lens, not a flat disc */
  background:linear-gradient(155deg,rgba(255,255,255,.26) 0%,rgba(255,255,255,.10) 52%,rgba(255,255,255,.06) 100%);
  backdrop-filter:blur(16px) saturate(150%);-webkit-backdrop-filter:blur(16px) saturate(150%);
  box-shadow:0 10px 34px -8px rgba(0,0,0,.55),inset 0 1px 0 rgba(255,255,255,.38),
             inset 0 -1px 0 rgba(0,0,0,.14);
  display:grid;place-items:center;
  transition:transform .4s var(--ease),background .3s,border-color .3s,box-shadow .4s}
.poster-play svg{width:28px;height:28px;fill:#fff;margin-left:4px;
  filter:drop-shadow(0 2px 7px rgba(0,0,0,.5))}
/* two slow concentric ripples — a breath, not a ping */
.poster-play::before,.poster-play::after{content:"";position:absolute;inset:-1px;
  border-radius:50%;border:1px solid rgba(255,255,255,.45);pointer-events:none;
  animation:playPulse 3.6s cubic-bezier(.22,.61,.36,1) infinite}
.poster-play::after{animation-delay:1.8s}
@keyframes playPulse{
  0%{transform:scale(1);opacity:.55}
  70%{transform:scale(1.6);opacity:0}
  100%{transform:scale(1.6);opacity:0}}
.poster-play:hover{transform:translate(-50%,-50%) scale(1.07);
  background:linear-gradient(155deg,rgba(255,255,255,.34) 0%,rgba(255,255,255,.16) 52%,rgba(255,255,255,.10) 100%);
  border-color:rgba(255,255,255,.52);
  box-shadow:0 18px 46px -10px rgba(0,0,0,.6),0 0 0 12px rgba(23,193,221,.11),
             inset 0 1px 0 rgba(255,255,255,.36)}
.poster-play:active{transform:translate(-50%,-50%) scale(1.02)}
.poster-play:focus-visible{outline:none;
  box-shadow:0 0 0 3px rgba(23,193,221,.95),0 10px 34px -8px rgba(0,0,0,.55)}
@media (prefers-reduced-motion:reduce){
  .poster-play::before,.poster-play::after{animation:none;opacity:0}}

.vmodal{position:fixed;inset:0;z-index:120;display:grid;place-items:center;padding:clamp(16px,4vw,40px);
  background:rgba(6,14,20,.72);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  opacity:0;pointer-events:none;transition:opacity .3s var(--ease)}
.vmodal.open{opacity:1;pointer-events:auto}
.vmodal-inner{width:min(940px,100%);border-radius:20px;overflow:hidden;background:#000;
  box-shadow:0 40px 90px -30px rgba(0,0,0,.7);transform:scale(.97);transition:transform .35s var(--ease)}
.vmodal.open .vmodal-inner{transform:none}
.vmodal video{display:block;width:100%;height:auto;max-height:80vh;background:#000}
.vmodal-close{position:absolute;top:18px;right:18px;width:44px;height:44px;border-radius:50%;
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.12);cursor:pointer;
  display:grid;place-items:center;transition:background .2s}
.vmodal-close:hover{background:rgba(255,255,255,.22)}
.vmodal-close svg{width:18px;height:18px;stroke:#fff;stroke-width:2;fill:none;stroke-linecap:round}

/* ============================================================
   RESOURCE CARDS (book / external resources)
   ============================================================ */
/* a single highlighted resource spans the row */
.resource-grid.single{grid-template-columns:1fr}
a.resource-card{text-decoration:none;color:inherit;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s}
a.resource-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.resource-card .rc-cta{display:inline-flex;align-items:center;gap:6px;margin-top:10px;
  font-family:'Inter Tight';font-weight:600;font-size:13px;color:var(--accent-deep)}
.resource-card .rc-cta svg{width:13px;height:13px;transition:transform .25s var(--ease)}
a.resource-card:hover .rc-cta svg{transform:translate(2px,-2px)}

.resource-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.resource-card{display:flex;gap:14px;align-items:flex-start;padding:20px;border-radius:18px;
  background:var(--glass-strong);border:1px solid var(--glass-brd);box-shadow:var(--shadow-sm)}
.resource-card .rc-icon{flex:0 0 40px;height:40px;border-radius:11px;background:var(--accent-soft);
  display:flex;align-items:center;justify-content:center}
.resource-card .rc-icon svg{width:19px;height:19px;stroke:var(--accent-deep);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.resource-card h3{font-size:.98rem;letter-spacing:-.015em;line-height:1.28;margin-bottom:5px}
.resource-card p{font-size:13px;line-height:1.5;color:var(--muted);font-weight:400;margin:0}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1024px){
  .course-lp{grid-template-columns:1fr;
    grid-template-areas:"crumbs" "head" "aside" "body" "cta"}
  .lp-hero-tx{padding-bottom:26px;margin-bottom:26px}
  .lp-hero-img{max-width:520px;margin-bottom:34px}
  .lp-hero-img .course-info-card{position:static}
}
@media (max-width:900px){
  .course-grid{grid-template-columns:repeat(2,1fr)}
  .spec-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}
  .learn-list{grid-template-columns:1fr}
  .cic-meta{grid-template-columns:1fr}
  .feature-row{grid-template-columns:1fr}
  .resource-grid{grid-template-columns:1fr}
  .instructor{grid-template-columns:1fr;gap:18px}
  .instructor img{max-width:160px}
}
@media (max-width:880px){
  .nav-links{display:none}.nav-right .btn-ghost,.nav-right .btn-primary{display:none}
  .nav-burger{display:flex}.brand .wm span{display:none}
}
@media (max-width:600px){
  .course-grid{grid-template-columns:1fr}
  .spec-grid{grid-template-columns:repeat(2,1fr)}
  .lp-hero-img{max-width:100%}
  /* the cover is narrower here — keep the seal from dominating it */
  .poster-cme{top:5px;right:6px;padding:4px 9px 4px 6px;gap:5px;font-size:9.5px}
  .poster-cme svg{width:12px;height:12px}
  .poster-cme b{font-size:11px}
  /* smaller cover here: shrink the play so the seal above it stays clear */
  .poster-play{width:76px;height:76px}
  .poster-play svg{width:24px;height:24px}
  .chapter>summary{padding:14px 15px;gap:11px}
  .lecture-list{padding:6px 15px 12px}
  .lecture{font-size:13.5px;gap:9px}
  .instructor{padding:20px}
  .offer-strip{font-size:13px;padding:12px 16px}
}