/* ============================================================
   PropertyIQ — Cursos de IA
   Sistema de diseño: navy + teal (paleta de las portadas)
   Sin animaciones. Solo hover states estándar.
   ============================================================ */

:root{
  --navy:#0d2b52;
  --navy-2:#123761;
  --navy-ink:#0a1f3d;
  --teal:#1596a8;
  --teal-d:#0e7a89;
  --blue:#1e5fbf;
  --ink:#17223a;
  --muted:#5a6a83;
  --muted-2:#7d8aa0;
  --line:#e4eaf2;
  --line-2:#eef2f8;
  --bg:#ffffff;
  --bg-soft:#f4f8fc;
  --bg-navy:#0b2748;
  --card:#ffffff;
  --gold:#b08a44;
  --radius:14px;
  --radius-lg:20px;
  --shadow-sm:0 1px 2px rgba(13,43,82,.05), 0 1px 3px rgba(13,43,82,.06);
  --shadow:0 6px 18px rgba(13,43,82,.08), 0 2px 6px rgba(13,43,82,.05);
  --shadow-lg:0 18px 44px rgba(13,43,82,.14);
  --maxw:1180px;
  --sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --serif:"Fraunces","Georgia",serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--sans);
  color:var(--ink);
  background:var(--bg);
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:var(--blue);text-decoration:none}
a:hover{color:var(--navy)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--sans);font-weight:600;font-size:15px;line-height:1;
  padding:14px 22px;border-radius:10px;border:1.5px solid transparent;
  cursor:pointer;transition:background .15s ease,border-color .15s ease,color .15s ease,box-shadow .15s ease;
  white-space:nowrap;
}
.btn svg{width:17px;height:17px;flex:none}
.btn-primary{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn-primary:hover{background:var(--navy-ink);color:#fff}
.btn-teal{background:var(--teal);color:#fff;border-color:var(--teal)}
.btn-teal:hover{background:var(--teal-d);color:#fff}
.btn-ghost{background:#fff;color:var(--navy);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--navy);color:var(--navy);background:var(--bg-soft)}
.btn-lg{padding:16px 28px;font-size:16px}
.btn-block{width:100%;justify-content:center}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.9);backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:12px;color:var(--navy)}
.brand:hover{color:var(--navy)}
.brand .mark{
  width:38px;height:38px;border-radius:9px;flex:none;
  background:linear-gradient(135deg,var(--teal),var(--blue));
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;
  font-family:var(--serif);font-size:17px;letter-spacing:-.5px;box-shadow:var(--shadow-sm);
}
.brand .bt{display:flex;flex-direction:column;line-height:1.15}
.brand .bt b{font-size:16px;font-weight:800;letter-spacing:-.01em}
.brand .bt span{font-size:10px;color:var(--muted-2);font-weight:700;letter-spacing:.08em;text-transform:uppercase}
@media(max-width:600px){.brand .bt span{display:none}}
.nav{display:flex;align-items:center;gap:28px}
.nav a{color:var(--ink);font-weight:600;font-size:15px}
.nav a:hover{color:var(--teal-d)}
.nav .btn{padding:11px 18px}
@media(max-width:860px){.nav a.navlink{display:none}}

/* ---------- Hero ---------- */
.hero{background:
   radial-gradient(1100px 460px at 88% -10%, rgba(21,150,168,.10), transparent 60%),
   radial-gradient(900px 500px at -5% 10%, rgba(30,95,191,.07), transparent 55%),
   var(--bg);
  border-bottom:1px solid var(--line);
}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;padding:76px 24px 84px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--teal-d);margin-bottom:20px}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--teal);border-radius:2px}
.hero h1{
  font-family:var(--serif);font-weight:600;font-size:clamp(34px,4.6vw,54px);line-height:1.06;
  letter-spacing:-.02em;color:var(--navy);margin:0 0 22px;
}
.hero h1 .accent{color:var(--teal-d)}
.hero p.lead{font-size:19px;color:var(--muted);margin:0 0 30px;max-width:36em}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-trust{margin-top:30px;display:flex;gap:26px;flex-wrap:wrap;color:var(--muted-2);font-size:14px;font-weight:600}
.hero-trust span{display:inline-flex;align-items:center;gap:8px}
.hero-trust svg{width:16px;height:16px;color:var(--teal)}

/* Hero pillars card */
.pillars{display:flex;flex-direction:column;gap:16px}
.pillar{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:24px;box-shadow:var(--shadow);
}
.pillar .tag{font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted-2)}
.pillar h3{font-family:var(--serif);font-weight:600;font-size:24px;color:var(--navy);margin:6px 0 8px}
.pillar p{margin:0 0 14px;font-size:15px;color:var(--muted);line-height:1.55}
.pillar .who{display:inline-block;font-size:12.5px;font-weight:700;padding:5px 11px;border-radius:999px}
.pillar.p-si .who{background:rgba(21,150,168,.10);color:var(--teal-d)}
.pillar.p-vn .who{background:rgba(30,95,191,.10);color:var(--blue)}
.pillar .bar{height:3px;width:44px;border-radius:3px;margin-bottom:16px}
.pillar.p-si .bar{background:var(--teal)}
.pillar.p-vn .bar{background:var(--blue)}

/* ---------- Sections ---------- */
section{padding:78px 0}
.section-soft{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:44em;margin:0 0 46px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head .kicker{font-size:12.5px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--teal-d);margin-bottom:14px}
.section-head h2{font-family:var(--serif);font-weight:600;font-size:clamp(28px,3.4vw,40px);line-height:1.1;letter-spacing:-.02em;color:var(--navy);margin:0 0 14px}
.section-head p{font-size:18px;color:var(--muted);margin:0}

/* ---------- Two products (concept) ---------- */
.products{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.product{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:34px;
  box-shadow:var(--shadow-sm);position:relative;overflow:hidden;
}
.product::before{content:"";position:absolute;inset:0 0 auto 0;height:4px}
.product.si::before{background:linear-gradient(90deg,var(--teal),#3fc0d0)}
.product.vn::before{background:linear-gradient(90deg,var(--blue),#5b8be6)}
.product .num{font-size:13px;font-weight:700;color:var(--muted-2);letter-spacing:.05em}
.product h3{font-family:var(--serif);font-weight:600;font-size:28px;color:var(--navy);margin:8px 0 6px}
.product .sub{font-size:14px;font-weight:600;color:var(--teal-d);margin-bottom:14px}
.product.vn .sub{color:var(--blue)}
.product p{color:var(--muted);margin:0 0 20px;font-size:16px}
.product ul{list-style:none;margin:0 0 24px;padding:0;display:grid;gap:11px}
.product ul li{display:flex;gap:11px;align-items:flex-start;font-size:15px;color:var(--ink)}
.product ul li svg{width:18px;height:18px;flex:none;margin-top:2px}
.product.si ul li svg{color:var(--teal)}
.product.vn ul li svg{color:var(--blue)}

/* ---------- Course grid ---------- */
.courses-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
@media(max-width:980px){.courses-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.courses-grid{grid-template-columns:1fr}}
.course-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);
  transition:box-shadow .18s ease,transform .18s ease,border-color .18s ease;
}
.course-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px);border-color:#d4deea}
.course-card .cover{aspect-ratio:16/9;background:var(--bg-soft);border-bottom:1px solid var(--line-2)}
.course-card .cover img{width:100%;height:100%;object-fit:cover}
.course-body{padding:22px;display:flex;flex-direction:column;flex:1}
.course-meta{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.chip{font-size:11.5px;font-weight:700;letter-spacing:.02em;padding:5px 10px;border-radius:999px;background:var(--bg-soft);color:var(--muted);border:1px solid var(--line)}
.chip.lvl{background:rgba(21,150,168,.10);color:var(--teal-d);border-color:transparent}
.course-body h3{font-size:19px;font-weight:700;letter-spacing:-.01em;color:var(--navy);margin:0 0 8px;line-height:1.28}
.course-body .res{font-size:14.5px;color:var(--muted);margin:0 0 16px;flex:1}
.price-row{display:flex;align-items:baseline;gap:8px;padding-top:14px;border-top:1px solid var(--line-2);margin-bottom:16px}
.price-row .from{font-size:12.5px;color:var(--muted-2);font-weight:600}
.price-row .amt{font-size:22px;font-weight:800;color:var(--ink);letter-spacing:-.01em}
.price-row .unit{font-size:12.5px;color:var(--muted-2)}
.card-actions{display:flex;gap:10px}
.card-actions .btn{flex:1;padding:12px 14px;font-size:14px}
.card-actions .btn.icon-only{flex:none;padding:12px}

/* ---------- Method / steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
@media(max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.steps{grid-template-columns:1fr}}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow-sm)}
.step .n{font-family:var(--serif);font-size:15px;font-weight:700;color:#fff;width:34px;height:34px;border-radius:9px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--teal),var(--blue));margin-bottom:16px}
.step h4{margin:0 0 8px;font-size:17px;color:var(--navy);font-weight:700}
.step p{margin:0;font-size:14.5px;color:var(--muted);line-height:1.55}

/* ---------- Audience ---------- */
.aud-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:900px){.aud-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.aud-grid{grid-template-columns:1fr}}
.aud{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm)}
.aud h4{margin:0 0 6px;font-size:16px;color:var(--navy);font-weight:700}
.aud .q{font-size:14px;font-style:italic;color:var(--teal-d);margin:0 0 10px}
.aud p{margin:0;font-size:14.5px;color:var(--muted)}

/* ---------- Honesty band ---------- */
.honesty{background:var(--bg-navy);color:#dbe6f4}
.honesty .wrap{display:grid;grid-template-columns:auto 1fr;gap:22px;align-items:center;padding:44px 24px}
.honesty .ic{width:52px;height:52px;border-radius:13px;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;color:#8fd3de}
.honesty .ic svg{width:26px;height:26px}
.honesty h3{margin:0 0 6px;color:#fff;font-family:var(--serif);font-weight:600;font-size:22px}
.honesty p{margin:0;font-size:15.5px;color:#aebfd6;max-width:70ch}

/* ---------- CTA ---------- */
.cta{background:
   radial-gradient(700px 320px at 20% -20%,rgba(21,150,168,.18),transparent 60%),
   linear-gradient(135deg,var(--navy),var(--navy-ink));
  color:#fff;text-align:center}
.cta h2{font-family:var(--serif);font-weight:600;font-size:clamp(28px,3.6vw,42px);color:#fff;margin:0 0 14px;letter-spacing:-.02em}
.cta p{font-size:18px;color:#c3d2e8;margin:0 auto 30px;max-width:52ch}
.cta .hero-cta{justify-content:center}
.cta .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.35)}
.cta .btn-ghost:hover{background:rgba(255,255,255,.08);border-color:#fff;color:#fff}

/* ---------- Footer ---------- */
.site-footer{background:#081d38;color:#9fb2cd;padding:56px 0 34px;font-size:14.5px}
.site-footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;margin-bottom:34px}
@media(max-width:760px){.site-footer .cols{grid-template-columns:1fr}}
.site-footer h5{color:#fff;font-size:13px;letter-spacing:.06em;text-transform:uppercase;margin:0 0 14px}
.site-footer a{color:#9fb2cd;display:block;padding:4px 0}
.site-footer a:hover{color:#fff}
.site-footer .brand .bt b{color:#fff}
.site-footer .brand{margin-bottom:14px}
.site-footer .about{max-width:34ch;color:#8ba0bd}
.foot-bottom{border-top:1px solid rgba(255,255,255,.09);padding-top:22px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;color:#7488a5;font-size:13px}

/* ============================================================
   COURSE DETAIL PAGE
   ============================================================ */
.detail-hero{background:var(--bg-soft);border-bottom:1px solid var(--line)}
.detail-hero .wrap{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;padding:44px 24px 52px}
@media(max-width:900px){.detail-hero .wrap{grid-template-columns:1fr;gap:28px}}
.back-link{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:600;color:var(--muted);margin-bottom:20px}
.back-link:hover{color:var(--teal-d)}
.detail-hero h1{font-family:var(--serif);font-weight:600;font-size:clamp(28px,3.6vw,40px);line-height:1.1;letter-spacing:-.02em;color:var(--navy);margin:14px 0 12px}
.detail-hero .sub{font-size:18px;color:var(--muted);margin:0 0 22px}
.detail-cover{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid var(--line)}
.detail-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.result-box{background:#fff;border:1px solid var(--line);border-left:3px solid var(--teal);border-radius:12px;padding:16px 20px;margin-bottom:24px}
.result-box .lbl{font-size:11.5px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--teal-d);margin-bottom:5px}
.result-box p{margin:0;font-size:16px;color:var(--ink);font-weight:500}

.detail-section{padding:64px 0;border-bottom:1px solid var(--line-2)}
.detail-section .lead-h{font-family:var(--serif);font-weight:600;font-size:28px;color:var(--navy);margin:0 0 6px;letter-spacing:-.01em}
.detail-section .lead-sub{color:var(--muted);margin:0 0 34px;font-size:16.5px}
.sec-num{font-size:12.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--teal-d);margin-bottom:10px;display:block}

.benefit-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
@media(max-width:720px){.benefit-grid{grid-template-columns:1fr}}
.benefit{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm)}
.benefit .bh{display:flex;align-items:center;gap:11px;margin-bottom:10px}
.benefit .bi{width:34px;height:34px;border-radius:9px;background:rgba(21,150,168,.10);color:var(--teal-d);display:flex;align-items:center;justify-content:center;flex:none}
.benefit .bi svg{width:18px;height:18px}
.benefit h4{margin:0;font-size:16px;font-weight:700;color:var(--navy)}
.benefit p{margin:0;font-size:15px;color:var(--muted);line-height:1.55}
.benefit.limit .bi{background:rgba(176,138,68,.12);color:var(--gold)}

.two-col{display:grid;grid-template-columns:1fr 1fr;gap:26px}
@media(max-width:760px){.two-col{grid-template-columns:1fr}}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm)}
.panel h4{margin:0 0 16px;font-size:17px;color:var(--navy);font-weight:700}
.panel ul{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.panel ul li{display:flex;gap:11px;align-items:flex-start;font-size:15px;color:var(--ink)}
.panel ul li svg{width:18px;height:18px;flex:none;margin-top:2px;color:var(--teal)}
.panel.req ul li svg{color:var(--blue)}
.note-line{margin-top:22px;padding:14px 18px;background:var(--bg-soft);border-radius:10px;font-size:14px;color:var(--muted)}
.note-line b{color:var(--navy)}

/* subscribe / download gate */
.sub-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
@media(max-width:820px){.sub-grid{grid-template-columns:1fr;gap:28px}}
.sub-points{list-style:none;margin:22px 0 0;padding:0;display:grid;gap:13px}
.sub-points li{display:flex;gap:11px;align-items:flex-start;font-size:15.5px;color:var(--ink)}
.sub-points li svg{width:18px;height:18px;flex:none;margin-top:2px;color:var(--teal)}
.sub-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:34px;box-shadow:var(--shadow-lg);text-align:center}
.sub-card .bi-lg{width:56px;height:56px;border-radius:14px;margin:0 auto 16px;background:linear-gradient(135deg,var(--teal),var(--blue));color:#fff;display:flex;align-items:center;justify-content:center}
.sub-card .bi-lg svg{width:26px;height:26px}
.sub-card h4{margin:0 0 6px;font-family:var(--serif);font-weight:600;font-size:23px;color:var(--navy)}
.sub-card>p{margin:0 0 20px;font-size:15px;color:var(--muted)}
.sub-form{display:flex;flex-direction:column;gap:12px}
.sub-form input[type=email]{width:100%;font-family:var(--sans);font-size:16px;padding:15px 16px;border:1.5px solid var(--line);border-radius:10px;color:var(--ink);background:#fff;transition:border-color .15s ease,box-shadow .15s ease}
.sub-form input[type=email]:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(21,150,168,.14)}
.sub-legal{margin:14px 0 0;font-size:12.5px;color:var(--muted-2);line-height:1.5}
.cert-note{display:flex;gap:11px;align-items:flex-start;margin-top:20px;padding:14px 16px;background:#fff;border:1px solid var(--line);border-left:3px solid var(--gold);border-radius:10px;font-size:14.5px;color:var(--ink);line-height:1.5}
.cert-note svg{width:20px;height:20px;flex:none;color:var(--gold);margin-top:1px}
.cert-note a{font-weight:700}
.cert-inline{color:var(--navy);font-weight:600}

/* hours */
.hours-head{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:30px}
.hours-head.hours-3{grid-template-columns:repeat(3,1fr)}
@media(max-width:720px){.hours-head.hours-3{grid-template-columns:1fr}}
@media(max-width:720px){.hours-head{grid-template-columns:repeat(2,1fr)}}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;text-align:center;box-shadow:var(--shadow-sm)}
.stat .v{font-family:var(--serif);font-size:30px;font-weight:700;color:var(--navy);line-height:1}
.stat .k{font-size:12.5px;color:var(--muted-2);margin-top:8px;font-weight:600}
.stat.hl{background:linear-gradient(135deg,var(--navy),var(--navy-2));border-color:transparent}
.stat.hl .v{color:#fff}
.stat.hl .k{color:#b9cbe4}
.htables{display:grid;grid-template-columns:1fr 1fr;gap:26px}
@media(max-width:760px){.htables{grid-template-columns:1fr}}
.htable h4{margin:0 0 12px;font-size:16px;color:var(--navy);font-weight:700}
.htable table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.htable td{padding:13px 16px;font-size:14.5px;border-bottom:1px solid var(--line-2);color:var(--ink)}
.htable td:last-child{text-align:right;font-weight:700;color:var(--navy)}
.htable tr:last-child td{border-bottom:none}

/* value */
.value-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:26px;align-items:start}
@media(max-width:820px){.value-grid{grid-template-columns:1fr}}
.price-card{background:linear-gradient(135deg,var(--navy),var(--navy-ink));color:#fff;border-radius:var(--radius-lg);padding:32px;box-shadow:var(--shadow-lg)}
.price-card .plabel{font-size:12.5px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:#8fd3de}
.price-card .big{font-family:var(--serif);font-size:48px;font-weight:700;line-height:1;margin:8px 0 4px}
.price-card .per{font-size:14px;color:#b9cbe4;margin-bottom:24px}
.price-card .split{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:22px}
.price-card .split div{background:rgba(255,255,255,.07);border-radius:10px;padding:14px}
.price-card .split .t{font-size:12px;color:#9fb8d6;font-weight:600}
.price-card .split .a{font-size:20px;font-weight:800;margin-top:3px}
.price-card .foot{font-size:13.5px;color:#aebfd6;border-top:1px solid rgba(255,255,255,.12);padding-top:16px}
.roi-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px;box-shadow:var(--shadow-sm)}
.roi-card h4{margin:0 0 16px;font-size:18px;color:var(--navy);font-weight:700}
.roi-row{display:flex;gap:13px;padding:13px 0;border-bottom:1px solid var(--line-2)}
.roi-row:last-child{border-bottom:none}
.roi-row svg{width:19px;height:19px;flex:none;color:var(--teal);margin-top:1px}
.roi-row .rt{font-size:12px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--muted-2);margin-bottom:2px}
.roi-row .rd{font-size:15px;color:var(--ink)}

.detail-cta{background:var(--bg-soft);padding:56px 0}
.detail-cta .box{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:38px;text-align:center;box-shadow:var(--shadow)}
.detail-cta h3{font-family:var(--serif);font-weight:600;font-size:26px;color:var(--navy);margin:0 0 10px}
.detail-cta p{color:var(--muted);margin:0 auto 24px;max-width:52ch}
.detail-cta .hero-cta{justify-content:center}

.prevnext{display:flex;justify-content:space-between;gap:16px;padding:34px 0;flex-wrap:wrap}
.prevnext a{display:flex;flex-direction:column;gap:3px;color:var(--muted);font-size:14px;max-width:46%}
.prevnext a:hover{color:var(--navy)}
.prevnext a b{color:var(--navy);font-size:15px}
.prevnext a.nx{text-align:right;margin-left:auto}

.disc{font-size:12.5px;color:var(--muted-2);text-align:center;padding:26px 24px;max-width:80ch;margin:0 auto;line-height:1.6}

@media(max-width:900px){
  .hero .wrap{grid-template-columns:1fr;gap:40px;padding:52px 24px 60px}
  .products{grid-template-columns:1fr}
  .courses-grid{gap:22px}
}