@charset "UTF-8";
:root{--yellow:#FFE600;--ink:#101010;--blue:#0057FF;--orange:#FF5A1F;--orange-text:#B83700;--paper:#FFFFFF;--off:#F6F6F5;--line:#DADADA;--font:"Graphik","Helvetica Neue",Arial,sans-serif}
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0;background:#fff;color:var(--ink)}
body{font-family:var(--font);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
button,select{font:inherit}
button:focus-visible,select:focus-visible,a:focus-visible{outline:3px solid var(--blue);outline-offset:3px}
[hidden]{display:none!important}
.component{width:100%;max-width:1320px;margin:0 auto;background:var(--paper);border:1px solid var(--ink);overflow:hidden}
/* One large interactive surface, not a nested card/button. */
.cover{display:flex;flex-direction:column;width:100%;height:478px;border:0;border-radius:0;text-align:left;padding:clamp(28px,4.7vw,58px);background:var(--yellow);color:var(--ink);cursor:pointer;position:relative;justify-content:space-between;gap:18px}
.cover:hover .cover-action-arrow{transform:translate(4px,-3px)}
.cover:focus-visible{outline:5px solid var(--blue);outline-offset:-7px}
.kicker{display:block;font-size:12px;line-height:1.35;letter-spacing:.04em;font-weight:700}
.cover-title{display:block;max-width:920px;font-size:clamp(48px,7.4vw,101px);line-height:.95;letter-spacing:-.071em;font-weight:200}
.cover-title b{display:block;font-weight:900}
.cover-footer{display:flex;align-items:flex-end;justify-content:space-between;gap:30px}
.cover-note{max-width:36ch;color:#222;font-size:15px;line-height:1.48;font-weight:400}
.cover-action{display:inline-flex;align-items:center;gap:16px;border-bottom:2px solid var(--ink);padding:0 0 7px;white-space:nowrap;font-size:15px;font-weight:700;line-height:1.1}
.cover-action-arrow{font-size:25px;line-height:.7;font-weight:400;transition:transform .16s ease}
/* Expanded: a short, uninterrupted landscape module. */
.explorer{height:478px;display:grid;grid-template-rows:42px minmax(0,1fr);overflow:hidden}
.explorer-bar{display:flex;align-items:center;justify-content:space-between;padding:0 24px;gap:12px;border-bottom:1px solid var(--line)}
.explorer-context{font-size:11px;letter-spacing:.02em;line-height:1.35;font-weight:700;color:#4C4C4C}
.close{border:0;background:none;color:var(--ink);cursor:pointer;font-size:13px;padding:9px 2px;white-space:nowrap;text-decoration:underline;text-underline-offset:4px}
.close:hover{color:var(--blue)}
.explorer-body{display:grid;grid-template-columns:minmax(280px,34.5%) minmax(0,1fr);min-height:0}
.index{display:flex;flex-direction:column;background:var(--ink);border-right:1px solid var(--ink)}
.index-intro{margin:0;padding:10px 20px 7px;color:#DDD;font-size:11px;line-height:1.35}
.index-tabs{display:flex;flex:1;min-height:0;flex-direction:column}
.tab{display:flex;align-items:center;flex:1;text-align:left;min-width:0;min-height:0;border:0;border-top:1px solid #3C3C3C;border-radius:0;padding:8px 20px;background:var(--ink);color:#FFFFFF;font-size:clamp(12px,1.12vw,14px);line-height:1.22;font-weight:400;cursor:pointer;transition:background-color .16s ease}
.tab:hover{background:#303030}
.tab[aria-selected="true"]{background:var(--blue);font-weight:700}
.tab:focus-visible{outline:3px solid var(--yellow);outline-offset:-4px;position:relative;z-index:1}
.course{min-width:0;padding:clamp(19px,2.3vw,30px) clamp(20px,2.65vw,34px);display:grid;grid-template-rows:auto minmax(0,1fr) auto;gap:13px}
.course-heading{display:flex;align-items:center;gap:11px;min-width:0}
.course-icon{width:25px;height:25px;flex:0 0 25px;stroke:var(--ink);fill:none;stroke-width:1.55;stroke-linecap:square;stroke-linejoin:miter}
.course-title{font-size:clamp(20px,2.05vw,27px);line-height:1.1;font-weight:700;letter-spacing:-.042em;margin:0;overflow-wrap:break-word}
.course-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(160px,38%);gap:clamp(13px,2vw,28px);min-height:0}
.course-copy{min-width:0;display:flex;flex-direction:column;justify-content:center;gap:14px}
.course-lead{font-size:clamp(17px,1.55vw,21px);line-height:1.29;font-weight:700;letter-spacing:-.026em;margin:0}
.course-description{font-size:clamp(12px,1.13vw,14px);line-height:1.52;color:#333;margin:0}
.figure{margin:0;min-width:0;display:flex;flex-direction:column;justify-content:center;gap:6px}
.image{height:min(100%,243px);min-height:175px;width:100%;background:#F5F5F4;border:1px solid #E4E4E4;overflow:hidden;position:relative}
.image img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;display:block;padding:3px}
.image .remote{opacity:0;transition:opacity .15s ease;filter:grayscale(1)}
.image .remote.loaded{opacity:1}
.figure figcaption{font-size:10.5px;line-height:1.35;color:#555;max-height:35px;overflow:hidden}
.figure a{color:inherit;text-decoration:underline;text-underline-offset:2px}
.keywords{border-top:1px solid var(--line);padding-top:11px;font-size:11px;font-weight:700;color:var(--orange-text);line-height:1.38;text-transform:uppercase;letter-spacing:.012em}
.mobile-index{display:none}
@media(max-width:920px){.explorer-body{grid-template-columns:minmax(232px,33%) minmax(0,1fr)}.course{padding:18px 21px;gap:10px}.course-layout{grid-template-columns:minmax(0,1fr) minmax(134px,34%);gap:12px}.course-copy{gap:10px}.course-title{font-size:20px}.course-lead{font-size:17px}.course-description{font-size:12px}.tab{padding:7px 14px;font-size:12px}}
@media(max-width:700px){.cover{height:330px;padding:26px 23px}.cover-title{font-size:clamp(45px,9.8vw,69px)}.cover-footer{display:block}.cover-note{font-size:13px;margin-bottom:14px}.cover-action{font-size:14px}.kicker{font-size:11px}.explorer{height:auto;min-height:0;display:block}.explorer-bar{min-height:44px;padding:0 15px}.explorer-context{font-size:10px}.index{display:none}.explorer-body{display:block}.mobile-index{display:block;background:var(--ink);color:#fff;padding:10px 15px}.mobile-index label{display:block;font-size:11px;margin-bottom:6px;color:#FFF}.mobile-index select{appearance:auto;display:block;width:100%;background:var(--ink);color:#fff;border:1px solid #909090;border-radius:0;padding:9px;font-size:14px;line-height:1.4}.course{padding:18px 17px 20px;gap:12px}.course-title{font-size:21px}.course-layout{grid-template-columns:1fr minmax(115px,32%);gap:12px}.course-copy{gap:12px}.course-lead{font-size:17px}.course-description{font-size:13px;line-height:1.42}.image{min-height:165px;height:225px}.figure figcaption{font-size:10px}.keywords{font-size:11px}}
@media(max-width:480px){.cover{height:300px}.cover-title{font-size:clamp(42px,11vw,55px)}.course-layout{grid-template-columns:1fr}.course-copy{gap:9px}.image{height:160px;min-height:150px}.figure{max-width:none}.course{padding:16px}.course-lead{font-size:17px}.figure figcaption{font-size:10px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}