:root{
  --ink:#0f172a;
  --text:#1f2937;
  --text-2:#314158;
  --muted:#475569;
  --muted-2:#64748b;
  --brand:#0b3a53;
  --brand-2:#0f6981;
  --brand-3:#134e63;
  --accent:#0f9f83;
  --accent-2:#22b99f;
  --accent-dark:#04745f;
  --paper:#ffffff;
  --surface:#f7fbfd;
  --surface-2:#eef7f8;
  --surface-3:#e7f3f6;
  --line:#d8e4ee;
  --line-strong:#b9ccd9;
  --warning-bg:#fff7e6;
  --warning-line:#e9c980;
  --warning-text:#5c4518;
  --shadow-xs:0 1px 2px rgba(15,23,42,.05);
  --shadow-sm:0 10px 24px rgba(15,35,52,.07);
  --shadow-md:0 18px 44px rgba(15,35,52,.11);
  --shadow-lg:0 28px 78px rgba(9,31,48,.16);
  --radius-xs:12px;
  --radius-sm:16px;
  --radius:24px;
  --radius-lg:34px;
  --container:1168px;
  --measure:760px;
  --ease:cubic-bezier(.2,.72,.18,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  overflow-x:hidden;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at top left,rgba(34,185,159,.09),transparent 34rem),
    linear-gradient(180deg,#fbfdff 0%,#f4f9fb 44%,#ffffff 100%);
  line-height:1.68;
  text-rendering:optimizeLegibility;
}
a{color:inherit;text-decoration:none}
a:hover{text-decoration:none}
img{max-width:100%;height:auto}
.container{width:min(var(--container),calc(100% - 44px));margin-inline:auto}
.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-link{position:absolute;top:-120px;left:16px;background:#fff;color:#000;padding:10px 14px;border-radius:14px;z-index:100;box-shadow:var(--shadow-md);font-weight:850}
.skip-link:focus{top:12px}
:focus-visible{outline:3px solid rgba(15,159,131,.28);outline-offset:3px}
::selection{background:rgba(34,185,159,.22);color:var(--ink)}
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.9);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(216,228,238,.86);
  box-shadow:0 1px 0 rgba(255,255,255,.78) inset,0 10px 30px rgba(15,23,42,.035);
}
.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.brand{display:flex;align-items:center;flex:0 0 auto;border-radius:16px}
.brand img{display:block;width:156px;height:auto}
.main-nav{display:flex;align-items:center;gap:6px}
.main-nav a{
  position:relative;
  padding:10px 15px;
  border-radius:999px;
  color:#233247;
  font-weight:800;
  font-size:.94rem;
  letter-spacing:-.01em;
  transition:background .18s var(--ease),color .18s var(--ease),box-shadow .18s var(--ease),transform .18s var(--ease);
}
.main-nav a:hover,.main-nav a[aria-current="page"]{background:#eaf5f7;color:var(--brand);box-shadow:0 1px 0 rgba(255,255,255,.9) inset}
.main-nav a:hover{transform:translateY(-1px)}
.lang-link{border:1px solid var(--line);background:#fff;color:var(--brand)!important;box-shadow:var(--shadow-xs)}
.nav-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:999px;padding:10px 15px;font-weight:900;color:var(--brand);min-height:44px;box-shadow:var(--shadow-xs)}
h1,h2,h3{color:var(--ink);font-weight:900;text-wrap:balance}
h1{font-size:clamp(2.25rem,5.2vw,4.65rem);line-height:1.02;letter-spacing:-.06em;margin:18px 0 18px;max-width:980px}
h2{font-size:clamp(1.5rem,2.8vw,2.34rem);line-height:1.13;letter-spacing:-.04em;margin:0 0 14px}
h3{font-size:1.14rem;line-height:1.28;margin:0 0 8px;letter-spacing:-.02em}
p{margin:0 0 16px}
ul,ol{margin-top:10px;margin-bottom:20px}
li{margin:8px 0}
.lead{font-size:1.16rem;color:#314158;max-width:790px;line-height:1.66}
.eyebrow,.chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  border:1px solid rgba(15,105,129,.2);
  background:rgba(255,255,255,.84);
  color:var(--brand);
  font-weight:950;
  border-radius:999px;
  padding:7px 12px;
  font-size:.83rem;
  box-shadow:0 6px 18px rgba(15,105,129,.055);
}
.eyebrow:before,.chip:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(15,159,131,.12)}
.hero{
  position:relative;
  overflow:hidden;
  padding:82px 0 58px;
  background:
    radial-gradient(circle at 8% 8%,rgba(34,185,159,.2),transparent 32%),
    radial-gradient(circle at 92% 0%,rgba(15,105,129,.14),transparent 36%),
    linear-gradient(135deg,#fbfeff 0%,#edf8fa 57%,#f9fcff 100%);
  border-bottom:1px solid rgba(216,228,238,.82);
}
.hero:before{
  content:"";
  position:absolute;
  inset:0;
  opacity:.42;
  background-image:linear-gradient(rgba(11,58,83,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(11,58,83,.055) 1px,transparent 1px);
  background-size:42px 42px;
  mask-image:linear-gradient(180deg,#000,transparent 78%);
}
.hero:after{content:"";position:absolute;right:-170px;bottom:-250px;width:540px;height:540px;border-radius:50%;background:linear-gradient(135deg,rgba(15,159,131,.16),rgba(15,105,129,.09));filter:blur(.2px)}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:46px;align-items:center;position:relative;z-index:1}
.hero-actions,.card-actions,.cta-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:999px;
  padding:12px 18px;
  font-weight:900;
  border:1px solid transparent;
  min-height:46px;
  line-height:1.15;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
  cursor:pointer;
}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 13px 25px rgba(11,58,83,.24)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 34px rgba(11,58,83,.3);color:#fff}
.btn-ghost{background:#fff;border-color:var(--line-strong);color:var(--brand);box-shadow:0 1px 0 rgba(255,255,255,.92) inset}
.btn-ghost:hover{border-color:rgba(15,105,129,.42);box-shadow:var(--shadow-sm);transform:translateY(-1px);color:var(--brand)}
.hero-panel{
  position:relative;
  background:rgba(255,255,255,.9);
  border:1px solid rgba(216,228,238,.94);
  border-radius:34px;
  box-shadow:var(--shadow-lg);
  padding:24px;
  overflow:hidden;
}
.hero-panel:before{content:"";position:absolute;inset:0 0 auto;height:5px;background:linear-gradient(90deg,var(--accent),var(--brand-2));opacity:.82}
.trust-list{display:grid;gap:14px}
.trust-item{display:flex;gap:14px;padding:16px;border-radius:22px;background:linear-gradient(180deg,#fff 0%,#f8fcfd 100%);border:1px solid var(--line);box-shadow:0 8px 20px rgba(15,35,52,.055)}
.trust-item p{margin:0;color:#344154;line-height:1.55}
.trust-icon{width:40px;height:40px;border-radius:15px;background:linear-gradient(135deg,#dff9f1,#e8f6fb);display:grid;place-items:center;color:var(--accent-dark);font-weight:950;flex:0 0 auto;border:1px solid rgba(15,159,131,.14)}
.section{padding:64px 0}
.section-tight{padding:38px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:28px}
.section-head p{color:#3a4658;margin:0;max-width:700px;line-height:1.62}
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.course-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.course-card,.info-card,.fact-card,.source-box,.notice,.faq details,.editorial-card,.learning-card,.steps-card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
}
.course-card{
  position:relative;
  display:flex;
  flex-direction:column;
  gap:15px;
  overflow:hidden;
  padding:22px;
  background:
    radial-gradient(circle at 110% -20%,rgba(34,185,159,.13),transparent 36%),
    linear-gradient(180deg,#fff 0%,#f9fcfd 100%);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.course-card:before{content:"";position:absolute;inset:0 0 auto;height:4px;background:linear-gradient(90deg,var(--accent),var(--brand-2));opacity:.88}
.course-card:hover{transform:translateY(-3px);border-color:#c5dce8;box-shadow:0 20px 46px rgba(11,58,83,.12)}
.course-card h2{font-size:1.2rem;line-height:1.3;margin:0;letter-spacing:-.025em}
.course-card h2 a{color:#102034}
.course-card h2 a:hover{color:var(--brand-2)}
.course-card p{margin:0;color:#344154;line-height:1.58}
.card-top{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}
.tag{display:inline-flex;align-items:center;border-radius:999px;background:linear-gradient(135deg,#e2f7f2,#e6f3f7);color:#0b4d5e;font-weight:950;font-size:.76rem;padding:7px 10px;line-height:1.1;box-shadow:0 1px 0 rgba(255,255,255,.9) inset;border:1px solid rgba(15,105,129,.1)}
.provider{font-size:.8rem;color:#425066;font-weight:900;text-align:right;line-height:1.3;max-width:48%}
.mini-facts{display:grid;gap:10px;margin:0}
.mini-facts div{background:#f8fbfd;border:1px solid #e1edf4;border-radius:16px;padding:10px 11px}
.mini-facts dt{font-size:.71rem;text-transform:uppercase;letter-spacing:.085em;color:#536177;font-weight:950}
.mini-facts dd{margin:3px 0 0;font-size:.92rem;color:#263247;line-height:1.45}
.card-actions{margin-top:auto;padding-top:2px}
.filters{
  display:grid;
  grid-template-columns:minmax(260px,1.18fr) minmax(210px,.82fr) auto;
  gap:14px;
  align-items:end;
  margin-bottom:28px;
  background:linear-gradient(180deg,rgba(255,255,255,.96),rgba(247,252,253,.94));
  border:1px solid rgba(199,218,229,.95);
  box-shadow:0 16px 38px rgba(11,54,80,.075),0 1px 0 rgba(255,255,255,.95) inset;
  padding:16px;
  border-radius:28px;
}
.filter-field{min-width:0;display:grid;gap:8px}
.filter-field label{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:#324158;font-weight:950;padding-left:3px}
.filters input,.filters select{
  width:100%;
  min-height:54px;
  border:1px solid #cadde8;
  border-radius:18px;
  background:#fff;
  padding:0 15px;
  color:#132033;
  font-size:1rem;
  font-weight:820;
  box-shadow:0 8px 18px rgba(15,35,52,.045),0 1px 0 rgba(255,255,255,.9) inset;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease);
}
.filters select{appearance:none;padding-right:42px;background-image:linear-gradient(45deg,transparent 50%,#0b5870 50%),linear-gradient(135deg,#0b5870 50%,transparent 50%);background-position:calc(100% - 22px) 50%,calc(100% - 16px) 50%;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.filters input::placeholder{color:#637186;font-weight:760}
.filters input:focus,.filters select:focus{border-color:rgba(15,105,129,.68);box-shadow:0 0 0 4px rgba(15,159,131,.13),0 10px 22px rgba(15,35,52,.065)}
.filter-reset{min-height:54px;border:1px solid #cfe0ea;background:#eef8f8;color:#0b4d5e;border-radius:18px;padding:0 16px;font-weight:950;cursor:pointer;box-shadow:0 8px 18px rgba(15,35,52,.04);transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease),border-color .18s var(--ease)}
.filter-reset:hover{transform:translateY(-1px);background:#fff;border-color:#b8d4df;box-shadow:var(--shadow-sm)}
.filter-status{grid-column:1/-1;margin:0;color:#405066;font-size:.92rem;font-weight:820;line-height:1.45;padding:0 4px}

.breadcrumbs{font-size:.9rem;color:#526074;margin:0 0 18px;display:flex;gap:8px;flex-wrap:wrap}
.breadcrumbs a{color:#0a5d75;font-weight:900}
.course-hero{
  position:relative;
  padding:50px 0 44px;
  background:
    radial-gradient(circle at 85% 15%,rgba(15,159,131,.13),transparent 30%),
    linear-gradient(135deg,#f6fbfe,#eef9f5);
  border-bottom:1px solid rgba(216,228,238,.84);
  overflow:hidden;
}
.course-hero:after{content:"";position:absolute;inset:auto -90px -160px auto;width:320px;height:320px;border-radius:50%;background:rgba(15,105,129,.08)}
.course-layout{display:grid;grid-template-columns:minmax(0,1fr) 350px;gap:30px;align-items:start}
.article{
  background:#fff;
  border:1px solid var(--line);
  border-radius:34px;
  box-shadow:var(--shadow-md);
  padding:36px;
  max-width:100%;
}
.article p{color:#263247;margin:0 0 16px;max-width:var(--measure)}
.article h2{position:relative;margin-top:34px;padding-top:4px}
.article h2:first-child{margin-top:0}
.article h2:before{content:"";display:block;width:42px;height:4px;border-radius:999px;background:linear-gradient(90deg,var(--accent),var(--brand-2));margin-bottom:12px}
.article ul,.article ol{padding-left:22px;margin:10px 0 22px;max-width:var(--measure)}
.article li{margin:9px 0;color:#263247;line-height:1.62}
.article strong{color:#111827}
.article a{color:#0a5d75;font-weight:850;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.side{position:sticky;top:98px;display:grid;gap:15px}
.fact-card,.source-box,.notice{padding:20px}
.fact-card h2,.source-box h2,.notice h2{font-size:1.08rem;letter-spacing:-.025em;margin-bottom:12px}
.facts{display:grid;gap:0;margin:0}
.facts div{border-top:1px solid var(--line);padding:12px 0}
.facts div:first-child{border-top:0;padding-top:0}
.facts div:last-child{padding-bottom:0}
.facts dt{font-size:.71rem;text-transform:uppercase;letter-spacing:.085em;color:#536177;font-weight:950}
.facts dd{margin:3px 0 0;color:#1f2937;font-weight:780;line-height:1.45}
.source-box{
  position:relative;
  background:linear-gradient(180deg,#ffffff 0%,#f4fbfb 100%);
  border-color:#cfe4e9;
  overflow:hidden;
}
.source-box:before{content:"";position:absolute;inset:0 auto 0 0;width:5px;background:linear-gradient(180deg,var(--accent),var(--brand-2))}
.source-box p,.notice p{margin:0;color:#334155;line-height:1.58}
.source-box a{display:flex;align-items:center;justify-content:center;margin-top:13px;color:#fff!important;background:linear-gradient(135deg,var(--brand),var(--brand-2));padding:11px 15px;border-radius:999px;font-weight:900;box-shadow:0 10px 22px rgba(11,54,80,.18);text-decoration:none!important}
.source-box a + a{background:#fff;color:var(--brand)!important;border:1px solid var(--line-strong);box-shadow:var(--shadow-xs)}
.source-box a:hover{transform:translateY(-1px)}
.notice{background:linear-gradient(180deg,#fffaf0,#fff6e5);border-color:var(--warning-line)}
.notice p{color:var(--warning-text)}
.info-card,.editorial-card,.learning-card,.steps-card{padding:24px;background:linear-gradient(180deg,#fff 0%,#f9fcfd 100%)}
.info-card{position:relative;overflow:hidden}
.info-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,rgba(15,159,131,.95),rgba(15,105,129,.85))}
.info-card p,.editorial-card p,.learning-card p,.steps-card p{color:#344154;margin:0;line-height:1.6}
.split{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.check-list{display:grid;gap:11px;margin:0;padding:0;list-style:none}
.check-list li{padding-left:32px;position:relative;color:#263247;line-height:1.58}
.check-list li:before{content:"✓";position:absolute;left:0;top:.12em;width:22px;height:22px;border-radius:50%;background:#e3f8f2;color:var(--accent-dark);display:grid;place-items:center;font-weight:950;font-size:.78rem}
.steps{counter-reset:step;display:grid;gap:12px;margin:0;padding:0;list-style:none}
.steps li{counter-increment:step;position:relative;padding:14px 14px 14px 50px;background:#f8fbfd;border:1px solid #e1edf4;border-radius:17px;color:#263247;line-height:1.55}
.steps li:before{content:counter(step);position:absolute;left:14px;top:14px;width:25px;height:25px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;display:grid;place-items:center;font-size:.78rem;font-weight:950}
.faq{display:grid;gap:12px;margin-top:18px}
.faq details{padding:0;overflow:hidden;background:linear-gradient(180deg,#fff 0%,#fbfdfe 100%);transition:border-color .18s var(--ease),box-shadow .18s var(--ease)}
.faq details:hover{border-color:#c5dce8;box-shadow:var(--shadow-sm)}
.faq summary{position:relative;cursor:pointer;font-weight:920;color:#0b3650;list-style:none;padding:17px 48px 17px 18px;line-height:1.35}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";position:absolute;right:17px;top:50%;transform:translateY(-50%);width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:#e8f6f5;color:#0b5870;font-weight:950}
.faq details[open] summary:after{content:"−";background:var(--brand);color:#fff}
.faq p{margin:0;padding:0 18px 18px;color:#2d394b;line-height:1.6}
.cta{padding:44px;border-radius:34px;background:radial-gradient(circle at 88% 10%,rgba(34,185,159,.28),transparent 34%),linear-gradient(135deg,#0b3650,#105d75);color:#fff;overflow:hidden;position:relative;box-shadow:var(--shadow-lg)}
.cta:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:38px 38px;opacity:.5}
.cta > *{position:relative;z-index:1}
.cta h2{color:#fff}.cta p{color:#e5f5ff;max-width:720px}.cta .btn-ghost{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.25);color:#fff}.cta .btn-primary{background:#fff;color:#0b3650;box-shadow:0 14px 28px rgba(0,0,0,.18)}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:18px;align-items:stretch}
.related-card{position:relative;display:flex;min-height:172px;flex-direction:column;justify-content:space-between;gap:14px;overflow:hidden;background:linear-gradient(180deg,#ffffff 0%,#f7fbfd 100%);border:1px solid #d7e5ef;border-radius:22px;padding:20px 20px 18px;text-decoration:none!important;box-shadow:0 10px 24px rgba(11,54,80,.06);transition:transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease)}
.related-card:before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:linear-gradient(90deg,var(--accent),var(--brand-2));opacity:.78}
.related-card:after{content:"→";position:absolute;right:18px;bottom:16px;width:30px;height:30px;border-radius:999px;display:grid;place-items:center;background:#e8f6f5;color:#0b5870;font-weight:950;line-height:1;transition:transform .18s var(--ease),background .18s var(--ease),color .18s var(--ease)}
.related-card:hover{transform:translateY(-2px);border-color:#afd3df;background:#fff;box-shadow:0 18px 36px rgba(11,54,80,.11)}
.related-card:hover:after{transform:translateX(2px);background:var(--brand);color:#fff}
.related-card strong{display:block;max-width:96%;color:#102034;margin:0;padding-right:18px;font-size:1.01rem;font-weight:900;line-height:1.42;letter-spacing:-.015em;text-decoration:none!important}
.related-card span{display:block;color:#405066;font-size:.9rem;font-weight:800;line-height:1.45;padding-right:38px;text-decoration:none!important}
.article .related-card,.article .related-card:hover,.article .related-card strong,.article .related-card span{text-decoration:none!important}
.site-footer{background:radial-gradient(circle at top left,rgba(34,185,159,.13),transparent 34%),linear-gradient(180deg,#0a2032,#071824);color:#e5f4ff;margin-top:58px;padding:46px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr .7fr .7fr;gap:36px}
.footer-grid p{color:#c7d7e3;max-width:540px;line-height:1.62}.footer-grid h2{font-size:1rem;color:#fff;margin:0 0 11px;letter-spacing:-.01em}.footer-grid a{display:block;color:#e0edf6;padding:5px 0;font-weight:780}.footer-grid a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.13);margin-top:32px;padding:18px 0;color:#c7d7e3}
.language-gate{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at top left,rgba(22,196,163,.23),transparent 34%),linear-gradient(135deg,#0b3650,#091b2b);padding:28px}.gate-card{width:min(900px,100%);background:#fff;border-radius:34px;padding:38px;box-shadow:0 28px 80px rgba(0,0,0,.24)}.gate-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:24px}.gate-option{border:1px solid var(--line);border-radius:24px;padding:25px;background:#f8fbfd;transition:border-color .18s var(--ease),box-shadow .18s var(--ease),transform .18s var(--ease)}.gate-option:hover{border-color:var(--brand-2);box-shadow:var(--shadow-md);transform:translateY(-2px)}.gate-option strong{font-size:1.35rem;display:block;color:var(--ink)}
.legal{max-width:900px}.legal h1{font-size:clamp(2rem,4vw,3.35rem)}.legal p,.legal li{color:#263247;line-height:1.66}.empty-state{display:none;background:#fff;border:1px dashed #7c8ba0;border-radius:18px;padding:22px;color:#334155;font-weight:850;grid-column:1/-1}.no-results .empty-state{display:block}
@media(max-width:1080px){.course-layout{grid-template-columns:minmax(0,1fr) 318px;gap:24px}.course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:980px){.hero-grid,.course-layout,.split{grid-template-columns:1fr}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.side{position:static}.hero{padding:58px 0 42px}.hero-panel{padding:21px}.footer-grid{grid-template-columns:1fr 1fr}.article{padding:29px}.related-grid{grid-template-columns:1fr 1fr;gap:15px}.related-card{min-height:158px;padding:18px}}
@media(max-width:720px){.container{width:min(100% - 28px,var(--container))}.nav-wrap{height:66px}.brand img{width:146px}.nav-toggle{display:inline-flex}.main-nav{position:absolute;left:14px;right:14px;top:72px;background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow-lg);padding:10px;display:none;flex-direction:column;align-items:stretch}.main-nav.is-open{display:flex}.main-nav a{text-align:center;padding:13px 14px}.hero-grid{gap:24px}h1{letter-spacing:-.048em}.lead{font-size:1.03rem}.section{padding:44px 0}.section-tight{padding:32px 0}.section-head{display:block;margin-bottom:21px}.course-grid,.grid-3,.grid-2,.footer-grid,.gate-grid,.related-grid{grid-template-columns:1fr}.filters{grid-template-columns:1fr;gap:12px;padding:13px;border-radius:22px}.filter-reset{width:100%}.filter-status{font-size:.88rem}.filters input,.filters select{min-height:52px;font-size:16px}.filter-field label{font-size:.73rem}.course-card{padding:19px;border-radius:21px}.card-top{align-items:flex-start}.provider{max-width:52%}.card-actions,.hero-actions,.cta-actions{flex-direction:column}.btn{width:100%;min-height:49px}.article{padding:22px;border-radius:26px}.article h2{margin-top:28px}.course-hero{padding:34px 0}.source-box a{width:100%;justify-content:center}.cta{padding:28px;border-radius:26px}.gate-card{padding:26px;border-radius:26px}.site-footer{margin-top:38px}.footer-bottom{font-size:.92rem}.trust-item{padding:14px}.breadcrumbs{font-size:.86rem}.side{gap:13px}.related-card{min-height:auto;border-radius:19px;padding:18px 18px 16px}.related-card strong{font-size:.99rem;line-height:1.38}.related-card span{font-size:.88rem}.article h2+.related-grid{margin-top:14px}}
@media(max-width:420px){.container{width:min(100% - 22px,var(--container))}.hero{padding-top:38px}.course-card,.info-card,.editorial-card,.fact-card,.source-box,.notice,.learning-card,.steps-card{border-radius:19px}.eyebrow,.chip{font-size:.77rem}.tag{font-size:.72rem}.provider{font-size:.75rem}h1{font-size:2.02rem}h2{font-size:1.45rem}.course-card h2{font-size:1.09rem}.article{padding:18px}.footer-grid{gap:18px}.mini-facts div{padding:9px}.card-top{gap:8px}.lead{font-size:1rem}.gate-card{padding:22px}.faq summary{padding-right:44px}.steps li{padding-left:47px}.related-card:after{right:15px;bottom:14px}}

@media(max-width:420px){
  .filters{padding:12px;border-radius:20px;margin-bottom:20px}
  .filters input,.filters select,.filter-reset{border-radius:16px;min-height:50px}
  .filter-status{padding:0 2px}
}