:root{
  --navy:#0b1f3a; --navy-2:#132c52; --ink:#1a2433; --muted:#5b6778; --line:#e3e8ef;
  --bg:#f7f9fc; --white:#fff; --accent:#1fa37a; --accent-2:#0f6b4f; --btn:#137a5a; --btn-hover:#0f6a4e; --gold:#c9a14a;
  --radius:14px; --shadow:0 10px 30px rgba(11,31,58,.08);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--white);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit}
.container{width:min(1120px,92%);margin:0 auto}
.ph{background:#fff4d6;border:1px dashed var(--gold);border-radius:6px;padding:0 .35em;font-style:normal;color:#7a5a12}
/* nav */
.nav{position:sticky;top:0;z-index:20;background:rgba(11,31,58,.96);backdrop-filter:blur(6px)}
.nav .container{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:.6rem;color:#fff;font-weight:800;letter-spacing:.2px;text-decoration:none;font-size:1.1rem}
.logo-mark{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,var(--accent),var(--gold));display:grid;place-items:center;color:#fff;font-size:.85rem;font-weight:900}
.nav-links{display:flex;gap:1.6rem;align-items:center}
.nav-links a{color:#c8d3e4;text-decoration:none;font-size:.92rem}
.nav-links a:hover{color:#fff}
.btn{display:inline-block;border:0;cursor:pointer;font-weight:700;border-radius:10px;padding:.85rem 1.3rem;text-decoration:none;font-size:1rem;transition:transform .15s,background .15s}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--btn);color:#fff}
.btn-primary:hover{background:var(--btn-hover)}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.35)}
.btn-outline{background:#fff;color:var(--navy);border:1.5px solid var(--navy)}
.btn-sm{padding:.55rem .95rem;font-size:.9rem}
/* hero */
.hero{background:radial-gradient(1200px 500px at 85% -10%,rgba(31,163,122,.25),transparent 60%),linear-gradient(180deg,var(--navy),var(--navy-2));color:#fff;padding:84px 0 92px}
.hero .container{display:grid;grid-template-columns:1.15fr .85fr;gap:3rem;align-items:center}
.eyebrow{display:inline-block;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:#9fe3c9;background:rgba(31,163,122,.15);border:1px solid rgba(31,163,122,.35);padding:.35rem .7rem;border-radius:999px;margin-bottom:1.2rem}
.hero h1{font-size:clamp(2rem,4.4vw,3.25rem);line-height:1.12;letter-spacing:-.02em;margin-bottom:1.1rem}
.hero h1 span{color:#9fe3c9}
.hero p.lead{font-size:1.15rem;color:#c8d3e4;max-width:36rem;margin-bottom:1.6rem}
.hero-points{list-style:none;display:grid;gap:.5rem;margin-bottom:1.8rem;color:#dfe7f2}
.hero-points li::before{content:"✓";color:var(--accent);font-weight:900;margin-right:.55rem}
.optin-card{background:#fff;color:var(--ink);border-radius:var(--radius);box-shadow:0 25px 60px rgba(0,0,0,.25);padding:1.8rem}
.pdf-mock{display:flex;gap:1rem;align-items:center;margin-bottom:1.1rem}
.pdf-cover{width:82px;height:108px;overflow:hidden;border-radius:6px;background:linear-gradient(160deg,var(--navy),var(--navy-2));color:#fff;font-size:.6rem;font-weight:800;padding:.5rem;display:flex;flex-direction:column;justify-content:space-between;box-shadow:4px 6px 0 var(--gold);flex-shrink:0}
.pdf-cover b{font-size:1.25rem;color:#9fe3c9}
.optin-card h2,.optin-card h3{font-size:1.2rem;line-height:1.3;color:var(--ink)}
.optin-card small{color:var(--muted)}
form.optin{display:grid;gap:.7rem;margin-top:.8rem}
form.optin input{width:100%;padding:.85rem 1rem;border:1.5px solid var(--line);border-radius:10px;font-size:1rem}
form.optin input:focus{outline:none;border-color:var(--accent)}
.fine{font-size:.78rem;color:var(--muted);margin-top:.6rem}
/* sections */
section{padding:84px 0}
.section-alt{background:var(--bg)}
.section-head{text-align:center;max-width:720px;margin:0 auto 3rem}
.section-head .kicker{color:var(--accent-2);font-weight:800;text-transform:uppercase;letter-spacing:.12em;font-size:.78rem}
.section-head h2{font-size:clamp(1.6rem,3vw,2.3rem);letter-spacing:-.015em;margin:.4rem 0 .7rem;color:var(--navy)}
.section-head p{color:var(--muted);font-size:1.05rem}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:1.4rem}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem;box-shadow:var(--shadow)}
.card h3{color:var(--navy);margin-bottom:.45rem;font-size:1.15rem}
.card p{color:var(--muted)}
.icon{width:44px;height:44px;border-radius:12px;background:rgba(31,163,122,.12);display:grid;place-items:center;font-size:1.3rem;margin-bottom:.9rem}
/* curriculum */
.modules{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}
.module{display:flex;gap:1rem;background:#fff;border:1px solid var(--line);border-radius:12px;padding:1.1rem 1.2rem}
.module .num{font-weight:900;color:var(--accent-2);font-size:1.1rem;min-width:2rem}
.module h3{color:var(--navy);font-size:1rem}
.module p{color:var(--muted);font-size:.92rem}
/* pricing */
.pricing{display:grid;grid-template-columns:repeat(4,1fr);gap:1.1rem;align-items:stretch}
.price-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.5rem;display:flex;flex-direction:column;box-shadow:var(--shadow);position:relative}
.price-card.featured{border:2px solid var(--accent);transform:translateY(-6px)}
.badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--btn);color:#fff;font-size:.72rem;font-weight:800;padding:.25rem .7rem;border-radius:999px;letter-spacing:.06em;text-transform:uppercase;white-space:nowrap}
.price-card h3{color:var(--navy);font-size:1.05rem}
.price{font-size:2.1rem;font-weight:900;color:var(--navy);margin:.4rem 0 .2rem}
.price small{font-size:.9rem;color:var(--muted);font-weight:600}
.price-card ul{list-style:none;margin:1rem 0 1.4rem;display:grid;gap:.45rem;flex:1}
.price-card li{font-size:.92rem;color:var(--ink)}
.price-card li::before{content:"✓";color:var(--accent);font-weight:900;margin-right:.5rem}
.price-card .btn{text-align:center}
.guarantee{margin:2.2rem auto 0;max-width:760px;text-align:center;background:#fff;border:1px dashed var(--accent);border-radius:12px;padding:1rem 1.3rem;color:var(--muted)}
/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;counter-reset:s}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.4rem}
.step::before{counter-increment:s;content:counter(s);display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--navy);color:#fff;font-weight:800;margin-bottom:.8rem}
.step h3{color:var(--navy);margin-bottom:.3rem}
.step p{color:var(--muted);font-size:.93rem}
/* about course */
.about{display:grid;grid-template-columns:1fr 1fr;gap:2.4rem;align-items:start}
.about h2{color:var(--navy);font-size:clamp(1.5rem,2.6vw,2.1rem);margin-bottom:1rem}
.about p{color:var(--muted);margin-bottom:1rem}
.principles{display:grid;gap:.9rem}
.principle{display:flex;gap:.8rem;background:#fff;border:1px solid var(--line);border-radius:12px;padding:1rem 1.1rem}
.principle b{color:var(--navy)}
/* faq */
.faq{max-width:820px;margin:0 auto;display:grid;gap:.8rem}
details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:1.05rem 1.2rem}
summary{cursor:pointer;font-weight:700;color:var(--navy);list-style:none;display:flex;justify-content:space-between;gap:1rem}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--accent);font-size:1.3rem;line-height:1}
details[open] summary::after{content:"–"}
details p{color:var(--muted);margin-top:.6rem}
/* final cta */
.final{background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff;text-align:center}
.final h2{font-size:clamp(1.6rem,3vw,2.3rem);margin-bottom:.7rem}
.final p{color:#c8d3e4;margin-bottom:1.6rem}
.final form.optin{max-width:520px;margin:0 auto;grid-template-columns:1fr auto}
.final .fine{color:#9fb0c8}
footer{background:#081629;color:#8d9bb2;padding:2.2rem 0;font-size:.85rem}
footer .container{display:grid;gap:.6rem}
footer a{color:#c8d3e4}
.mobile-only{display:none}
/* responsive */
@media (max-width:980px){
  .hero .container{grid-template-columns:1fr}
  .pricing{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .price-card.featured{transform:none}
}
@media (max-width:720px){
  .mobile-only{display:inline-block}
  .nav-links a:not(.btn):not(.keep){display:none}
  .nav-links{gap:1rem}
  section{padding:64px 0}
  .hero{padding:56px 0 64px}
  .grid-3,.grid-2,.modules,.pricing,.steps,.about{grid-template-columns:1fr}
  .final form.optin{grid-template-columns:1fr}
}
/* ===== multi-page additions (blog, articles, utility) ===== */
.module h3,.step h3{font-size:1rem}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:-999px;top:0;background:#fff;color:var(--navy);padding:.6rem 1rem;z-index:50}
.skip:focus{left:8px;top:8px}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--gold);outline-offset:2px}
.nav-links a[aria-current="page"]{color:#fff;text-decoration:underline;text-underline-offset:6px}
.page-head{background:linear-gradient(180deg,var(--navy),var(--navy-2));color:#fff;padding:56px 0 48px}
.page-head h1{font-size:clamp(1.8rem,4vw,2.7rem);line-height:1.15;letter-spacing:-.02em;max-width:820px}
.page-head p{color:#c8d3e4;max-width:720px;margin-top:.8rem;font-size:1.08rem}
.crumbs{font-size:.85rem;color:#9fb0c8;margin-bottom:1rem}
.crumbs a{color:#c8d3e4}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:.4rem}
.crumbs li+li::before{content:"›";margin-right:.4rem;color:#6f819c}
.post-list{display:grid;gap:1.2rem;grid-template-columns:repeat(2,1fr)}
.post-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:.6rem}
.post-card h2{font-size:1.25rem;line-height:1.3;color:var(--navy)}
.post-card h2 a{text-decoration:none}
.post-card h2 a:hover{text-decoration:underline}
.post-card p{color:var(--muted)}
.post-card .more{margin-top:auto;font-weight:700;color:var(--accent-2);text-decoration:none}
.tag{display:inline-block;font-size:.72rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-2)}
.article-wrap{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:3rem;align-items:start;padding:56px 0 72px}
.prose{font-size:1.07rem;max-width:720px}
.prose>*+*{margin-top:1.05rem}
.prose h2{font-size:1.6rem;color:var(--navy);margin-top:2.4rem;letter-spacing:-.01em;line-height:1.25}
.prose h3{font-size:1.2rem;color:var(--navy);margin-top:1.8rem;line-height:1.3}
.prose ul,.prose ol{padding-left:1.4rem}
.prose li+li{margin-top:.4rem}
.prose a{color:var(--accent-2);font-weight:600}
.prose strong{color:var(--navy)}
.prose blockquote{background:#eef8f4;border-left:4px solid var(--accent);border-radius:0 12px 12px 0;padding:1rem 1.2rem;color:var(--ink)}
.prose table{width:100%;border-collapse:collapse;font-size:.95rem;display:block;overflow-x:auto}
.prose th,.prose td{border:1px solid var(--line);padding:.55rem .7rem;text-align:left;vertical-align:top}
.prose th{background:var(--bg);color:var(--navy)}
.prose hr{border:0;border-top:1px solid var(--line);margin:2rem 0}
.prose .disclaimer{font-size:.88rem;color:var(--muted)}
.faq-list{display:grid;gap:.8rem}
.faq-list .qa{background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:1rem 1.2rem}
.faq-list .qa h3{margin-top:0;font-size:1.05rem}
.faq-list .qa p{margin-top:.4rem;color:var(--ink)}
.aside{position:sticky;top:88px;display:grid;gap:1.2rem}
.aside .optin-card{box-shadow:var(--shadow);border:1px solid var(--line);padding:1.4rem}
.aside h2{font-size:1rem;color:var(--navy);margin-bottom:.6rem}
.aside ul{list-style:none;display:grid;gap:.55rem}
.aside a{color:var(--accent-2);font-weight:600;text-decoration:none}
.aside a:hover{text-decoration:underline}
.related{border-top:1px solid var(--line);margin-top:2.6rem;padding-top:1.6rem}
.related h2{margin-top:0}
.inline-optin{background:linear-gradient(135deg,var(--navy),var(--navy-2));color:#fff;border-radius:var(--radius);padding:1.6rem;margin-top:2.4rem}
.inline-optin h2{color:#fff;margin-top:0;font-size:1.4rem}
.inline-optin p{color:#c8d3e4}
.inline-optin form.optin{grid-template-columns:1fr 1fr auto}
.inline-optin .fine{color:#9fb0c8}
.inline-optin .fine a{color:#c8d3e4}
.meta{font-size:.88rem;color:#9fb0c8;margin-top:.8rem}
.center-page{min-height:60vh;display:grid;place-items:center;text-align:center;padding:80px 0}
.center-page h1{font-size:clamp(2rem,5vw,3rem);color:var(--navy)}
.center-page p{color:var(--muted);margin:.8rem auto 1.6rem;max-width:560px}
.center-page .btn-ghost{color:var(--navy);border-color:var(--navy)}
.legal{max-width:760px;padding:56px 0 72px}
@media (max-width:980px){.article-wrap{grid-template-columns:1fr}.aside{position:static}}
@media (max-width:720px){.post-list{grid-template-columns:1fr}.inline-optin form.optin{grid-template-columns:1fr}.page-head{padding:40px 0 36px}.article-wrap{padding:36px 0 56px}}
.nav-links a.btn,.aside a.btn{color:#fff}
.nav-links a.btn:hover,.aside a.btn:hover{text-decoration:none}
.btn-soon{cursor:default;text-align:center}
.btn-soon:hover{transform:none}
.soon-link{display:block;text-align:center;margin-top:.55rem;font-size:.9rem;font-weight:600}
.optin-dl{margin:.4rem 0 0}
.optin-dl .btn{display:block;text-align:center;width:100%}
.legal .meta{color:var(--muted)}
.prose a.btn-primary,.inline-optin a.btn-primary{color:#fff}