/* Bounded course introduction; preserve the existing marketing design. */
.courses-intro{margin-top:24px;padding:clamp(24px,3.5vw,54px);border:1px solid #ded8f4;border-radius:30px;background:linear-gradient(140deg,#fff 58%,#f4f0ff);box-shadow:0 16px 48px rgba(71,45,152,.06);scroll-margin-top:110px}
.courses-intro-top{display:grid;grid-template-columns:minmax(0,1fr) minmax(220px,300px);align-items:center;gap:48px}
.courses-intro-copy{min-width:0;max-width:760px}
.courses-intro h2{font-size:clamp(30px,3.3vw,48px);line-height:1.12;letter-spacing:-.035em;margin:18px 0 14px;text-wrap:balance}
.courses-intro-copy>p{margin:0;font-size:16px;line-height:1.65;color:#616981;max-width:650px}
.courses-intro-action .button{min-height:50px;text-align:center;white-space:normal}
.courses-intro-action>p{font-size:13px;line-height:1.6;max-width:280px;color:#667087;margin:14px 0 0}
.courses-intro-facts{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:27px 0 30px}
.courses-intro-facts>span{display:inline-flex;align-items:baseline;gap:6px;background:#f0ebff;border:1px solid #e5def9;border-radius:999px;padding:7px 12px;color:#51408b;font-size:12px;font-weight:650}
.courses-intro-facts strong{font-size:17px}
.courses-intro-locale{font-size:12px;line-height:1.5;color:#626b80;max-width:690px;margin:0 0 22px}
.courses-unit-path{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid #e6e0f5;border-radius:20px;background:#fff;overflow:hidden}
.courses-unit-path li{min-width:0;padding:24px 22px;position:relative}
.courses-unit-path li+li{border-inline-start:1px solid #e6e0f5}
.courses-step-number{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:9px;background:#f0ebff;color:#6040d8;font-size:12px;font-weight:800}
.courses-unit-path h3{font-size:17px;line-height:1.35;letter-spacing:-.012em;margin:18px 0 8px}
.courses-unit-path p{font-size:13px;line-height:1.6;color:#6b7388;margin:0}
.courses-intro-return{display:flex;align-items:flex-start;gap:14px;margin-top:26px}
.courses-intro-return>svg{width:24px;height:24px;flex-shrink:0;color:#6845d9;margin-top:2px}
.courses-intro-return strong{font-size:15px;line-height:1.5}
.courses-intro-return p{font-size:13px;line-height:1.65;color:#687187;max-width:930px;margin:5px 0 0}
.courses-intro-details{border-top:1px solid #e6e0f5;margin-top:24px;padding-top:18px;font-size:12px;line-height:1.65;color:#687187}
.courses-intro-details summary{width:fit-content;max-width:100%;cursor:pointer;font-weight:700;color:#55477d;padding:5px 0}
.courses-intro-details summary:focus-visible{outline:3px solid #c3b2f9;outline-offset:4px;border-radius:3px}
.courses-intro-details p{max-width:1000px;margin:9px 0 0}
@media(min-width:1281px){.primary-nav{gap:clamp(12px,1.4vw,24px)}.primary-nav a{font-size:13px}}
@media(min-width:1181px) and (max-width:1280px){
  .site-header{grid-template-columns:minmax(0,1fr) auto}
  .language-current-full{display:none}.language-current-code{display:inline}
  .language-picker{min-width:48px;justify-content:center}
  .primary-nav{position:fixed;left:18px;right:18px;top:78px;display:none;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:var(--shadow);z-index:101}
  .primary-nav.is-open{display:flex}.primary-nav a{padding:10px}
  .menu-toggle{display:flex;width:44px;height:44px;border:1px solid var(--line);border-radius:13px;background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:4px;position:absolute;right:18px}
  .menu-toggle span{width:18px;height:2px;background:#343a57;border-radius:2px}
  .header-actions{margin-right:55px}.login-link{display:none}
}
@media(max-width:1020px){.courses-intro{margin-inline:20px}.courses-intro-top{gap:26px;grid-template-columns:minmax(0,1fr) 220px}.courses-unit-path{grid-template-columns:repeat(2,minmax(0,1fr))}.courses-unit-path li:nth-child(3){border-inline-start:0}.courses-unit-path li:nth-child(n+3){border-top:1px solid #e6e0f5}}
@media(max-width:640px){.courses-intro{margin-inline:12px;padding:26px 20px;border-radius:24px}.courses-intro-top{grid-template-columns:1fr;gap:22px}.courses-intro h2{font-size:31px;line-height:1.15}.courses-intro-copy>p{font-size:14px}.courses-intro-action .button{width:100%}.courses-intro-action>p{max-width:none;text-align:center;font-size:12px}.courses-intro-facts{margin:24px 0;gap:8px}.courses-intro-facts>span{font-size:11px}.courses-unit-path{grid-template-columns:1fr}.courses-unit-path li{display:grid;grid-template-columns:32px minmax(0,1fr);gap:5px 12px;padding:19px 16px}.courses-unit-path li+li{border-inline-start:0;border-top:1px solid #e6e0f5}.courses-step-number{grid-row:span 2}.courses-unit-path h3{margin:3px 0 2px;font-size:16px}.courses-unit-path p{grid-column:2;font-size:12px}.courses-intro-return{gap:10px}.courses-intro-return strong{font-size:14px}}