:root{
  --navy:#12233D;--navy-2:#1E3556;--line-dark:#2E4566;
  --blue:#1C6FD1;--blue-brand:#2079DF;--blue-text:#1B64B8;--sky:#9BBDFF;
  --mist:#E8F1FB;--line:#D6E2F0;--ink:#1A1F2B;--body:#3B4658;--muted:#4A5568;--on-dark:#D4DFEE;
  --head:'Poppins',system-ui,sans-serif;--text:'Open Sans',system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#fff;color:var(--ink);font-family:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--blue-text)}a:hover{color:var(--navy)}
:focus-visible{outline:3px solid var(--sky);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:#fff;color:var(--navy);padding:10px 16px;border-radius:8px;z-index:10}
.skip:focus{left:16px}
.wrap{max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
h1,h2,h3{font-family:var(--head);color:var(--navy);margin:0}
.light{font-weight:300}.light strong{font-weight:700}
.eyebrow{margin:0;font-family:var(--head);font-size:14px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--blue-text)}
.dark .eyebrow{color:var(--sky)}
.h2{font-size:clamp(32px,4vw,48px);line-height:1.12}
.lead{margin:0;font-size:18px;color:var(--body)}
.dark{background:var(--navy);color:#fff}.dark h1,.dark h2,.dark h3{color:#fff}.dark .lead{color:var(--on-dark)}
.mist{background:var(--mist)}
.stack{display:flex;flex-direction:column;gap:16px}
.section{padding-top:104px;padding-bottom:104px}
.intro{max-width:780px;display:flex;flex-direction:column;gap:14px;margin-bottom:48px}
.grid{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.row{display:flex;flex-wrap:wrap;gap:48px;align-items:center}
.row>*{flex:1 1 420px;min-width:0}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:14px 26px;border-radius:999px;font-family:var(--head);font-weight:600;font-size:16px;text-decoration:none;border:2px solid transparent;transition:background .15s,color .15s}
.btn-primary{background:var(--blue);color:#fff}.btn-primary:hover{background:#155CB0;color:#fff}
.btn-white{background:#fff;color:var(--navy)}.btn-white:hover{background:var(--mist);color:var(--navy)}
.btn-ghost{border-color:currentColor;color:#fff}.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff}
.btns{display:flex;flex-wrap:wrap;gap:14px}

/* header */
.site-header{background:var(--navy)}
.nav{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;padding-top:14px;padding-bottom:14px}
.nav .logo img{height:64px;width:auto}
.nav-links{display:flex;flex-wrap:wrap;align-items:center;gap:28px;font-family:var(--head);font-size:15px}
.nav-links a{color:#fff;text-decoration:none}
.nav-links a:not(.btn):hover{text-decoration:underline;text-underline-offset:6px}
.nav-links .btn{padding:10px 20px;min-height:44px;font-size:15px}
@media (max-width:760px){.nav-links a:not(.btn){display:none}.nav .logo img{height:52px}}

/* hero */
.hero{padding-top:56px;padding-bottom:96px}
.hero h1{font-size:clamp(40px,5.6vw,70px);line-height:1.08;letter-spacing:-.01em}
.hero .lead{font-size:19px;max-width:560px}
.hero-img{border-radius:28px;width:100%;max-width:440px;aspect-ratio:4/5;object-fit:cover;justify-self:end;margin-left:auto}
.rating{font-size:15px;color:var(--on-dark)}.rating strong{color:#fff}

/* proof */
.proof .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px 24px;padding-top:24px;padding-bottom:24px}
.proof p{margin:0;font-weight:600;color:var(--muted);font-size:15px}
.proof .name{font-family:var(--head);font-weight:600;font-size:19px;color:#3A4A62}

/* chips, cards */
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{background:var(--mist);color:var(--navy);padding:8px 14px;border-radius:999px;font-size:14px;font-weight:600}
.chip-sm{background:var(--mist);color:var(--navy);padding:3px 10px;border-radius:999px;font-size:12px;letter-spacing:.08em;font-weight:600}
.panel{background:var(--navy);color:#fff;border-radius:28px;padding:36px;display:flex;flex-direction:column;gap:8px}
.big{font-family:var(--head);font-size:64px;font-weight:700;line-height:1;margin:0}.big span{font-size:28px;font-weight:300;color:var(--sky)}
.panel .facts{margin-top:20px;padding-top:20px;border-top:1px solid var(--line-dark);display:flex;flex-direction:column;gap:6px}
.panel .facts strong{font-family:var(--head);font-size:22px}.panel .facts span span{color:var(--on-dark)}
.quote{margin:0;border:1px solid var(--line);border-radius:22px;padding:30px;display:flex;flex-direction:column;gap:16px}
.quote .tag{margin:0;font-family:var(--head);font-size:13px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--blue-text)}
.quote blockquote{margin:0;font-size:17px}
.quote figcaption{margin-top:auto;font-size:15px;color:var(--muted)}.quote figcaption strong{color:var(--ink)}
.stat{background:#fff;border-radius:22px;padding:28px;display:flex;flex-direction:column;gap:8px}
.stat .n{margin:0;font-family:var(--head);font-weight:700;font-size:48px;line-height:1;color:var(--blue-text)}
.stat p{margin:0;font-weight:600}
.source{margin:0;font-size:13px;color:var(--muted);grid-column:1/-1}

.course{border:1px solid var(--line);border-radius:26px;padding:36px;display:flex;flex-direction:column;gap:18px;background:#fff}
.course.feature{background:var(--navy);border-color:var(--navy);color:#fff}.course.feature h3{color:#fff}
.course .stage{margin:0;font-family:var(--head);font-weight:600;font-size:15px;letter-spacing:.1em;text-transform:uppercase;color:var(--blue-text);display:flex;align-items:center;gap:10px}
.course.feature .stage{color:var(--sky)}
.course h3{font-size:30px}
.course p{margin:0;color:var(--body)}.course.feature p{color:var(--on-dark)}
.course ul{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:8px}
.course .meta{margin-top:auto;padding-top:18px;border-top:1px solid var(--line);font-size:15px;color:var(--muted);display:flex;flex-direction:column;gap:4px}
.course .meta strong{color:var(--ink)}
.course.feature .meta{border-color:var(--line-dark);color:var(--on-dark)}.course.feature .meta strong{color:#fff}

.steps{margin:0;padding:0;list-style:none;display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.steps li{display:flex;flex-direction:column;gap:10px;padding-top:22px;border-top:3px solid var(--blue-brand)}
.steps .k{font-family:var(--head);font-weight:600;font-size:15px;color:var(--sky)}
.steps .t{font-family:var(--head);font-size:21px;font-weight:600}
.steps .d{color:var(--on-dark)}
.note-box{background:var(--navy-2);border-radius:24px;padding:28px 32px;display:flex;flex-direction:column;gap:6px;margin-top:48px}
.note-box p{margin:0}
.price-row{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;margin-top:40px}
.price-row p{margin:0;font-size:18px;color:var(--on-dark)}.price-row strong{color:#fff;font-family:var(--head);font-size:24px}

.about-img{border-radius:28px;width:100%;max-width:420px;aspect-ratio:1/1;object-fit:cover}
.features{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));margin-top:8px}
.features div{display:flex;flex-direction:column;gap:6px}
.features strong{font-family:var(--head);font-size:17px;color:var(--navy)}.features span{font-size:15px;color:var(--muted)}

.band{background:var(--blue);color:#fff}.band h2{color:#fff}
.band .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;padding-top:64px;padding-bottom:64px}
.band p{margin:0;font-size:18px;color:#EAF2FD}
.cta{text-align:center;display:flex;flex-direction:column;align-items:center;gap:20px}
.cta img{height:120px;width:auto;margin-bottom:12px}
.cta p{margin:0}

.site-footer{background:var(--navy);color:var(--on-dark);font-size:15px}
.site-footer .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;padding-top:40px;padding-bottom:40px}
.site-footer img{height:72px;width:auto}
.site-footer nav{display:flex;flex-wrap:wrap;gap:20px 24px}
.site-footer a{color:var(--on-dark)}
.site-footer .small{font-size:13px;max-width:560px;margin:0}

/* free page */
.help{background:var(--mist)}.help .wrap{display:flex;flex-wrap:wrap;gap:8px 24px;padding-top:18px;padding-bottom:18px}
.help strong{color:var(--navy)}
.stage-head{display:flex;flex-direction:column;gap:6px;margin-bottom:26px}
.stage-head h2{font-size:36px}
.card{text-decoration:none;color:var(--ink);border:1px solid var(--line);border-radius:22px;padding:28px;display:flex;flex-direction:column;gap:8px;background:#fff;transition:border-color .15s,transform .15s}
.card:hover{border-color:var(--blue);color:var(--ink);transform:translateY(-2px)}
.card .k{font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.card .t{font-family:var(--head);font-size:19px;font-weight:600;color:var(--navy)}
.card .d{font-size:15px;color:var(--body)}
.card.course-card{background:var(--navy);border-color:var(--navy);color:#fff}
.card.course-card .k{color:var(--sky)}.card.course-card .t{color:#fff}.card.course-card .d{color:var(--on-dark)}
.card.course-card .go{margin-top:auto;font-weight:600}
.more{margin-top:20px}
.more summary{cursor:pointer;font-family:var(--head);font-weight:600;color:var(--blue-text);padding:8px 0}
.more ul{columns:2 320px;margin:8px 0 0;padding-left:20px}
.more li{margin-bottom:8px;break-inside:avoid}
.subscribe{display:flex;flex-wrap:wrap;gap:32px;align-items:center;justify-content:space-between}
.subscribe>div{flex:1 1 380px}
.subscribe iframe{border:1px solid var(--line);border-radius:16px;background:#fff;width:100%;max-width:480px;height:150px}

/* article */
.article-head{padding-top:56px;padding-bottom:64px}
.article-head h1{font-size:clamp(34px,4.6vw,54px);line-height:1.12;font-weight:600;max-width:900px}
.article-head .meta{color:var(--on-dark);font-size:15px;margin:0}
.crumb{margin:0 0 8px;font-size:15px}.crumb a{color:var(--sky)}
.prose{max-width:720px;margin:0 auto;padding:64px 24px 80px;font-size:18px;line-height:1.75}
.prose h2{font-size:26px;margin:44px 0 12px;line-height:1.3}
.prose h3{font-size:21px;margin:32px 0 8px}
.prose p{margin:0 0 18px}
.prose ul,.prose ol{margin:0 0 18px;padding-left:24px}
.prose li{margin-bottom:8px}
.prose blockquote{margin:24px 0;padding:4px 0 4px 20px;border-left:4px solid var(--blue-brand);color:var(--body);font-style:italic}
.prose hr{border:0;border-top:1px solid var(--line);margin:40px 0}
.after{max-width:720px;margin:0 auto;padding:0 24px 96px;display:flex;flex-direction:column;gap:20px}
.after .box{border:1px solid var(--line);border-radius:22px;padding:28px;display:flex;flex-direction:column;gap:12px}
.after .box h2{font-size:22px}
.after .box p{margin:0;color:var(--body)}
.related{display:grid;gap:12px}
.legal{max-width:760px;margin:0 auto;padding:72px 24px 96px;font-size:17px;line-height:1.7}
.legal h2{font-size:24px;margin:32px 0 10px}
.legal p,.legal ul{margin:0 0 14px}
@media (max-width:760px){.hero-img{aspect-ratio:1/1;max-width:none;object-position:50% 45%}.hero{padding-top:32px;padding-bottom:64px}}
.story{margin:0;padding:6px 0 6px 22px;border-left:4px solid var(--blue-brand)}
.story p{margin:0;font-family:var(--head);font-size:clamp(19px,2vw,23px);line-height:1.45;color:var(--navy)}
.story cite{display:block;margin-top:10px;font-style:normal;font-size:14px;color:var(--muted)}