:root{color-scheme:dark;--bg:#101421;--panel:#192033;--line:#3e4961;--ink:#f4f6ff;--muted:#bdc6db;--accent:#bcf36b;--accent-ink:#18280b;--blue:#9ecfff;--purple:#ddbbfa}
:root[data-theme=light]{color-scheme:light;--bg:#f5f7fc;--panel:#fff;--line:#bcc7dc;--ink:#18213b;--muted:#485570;--accent:#416c15;--accent-ink:#fff;--blue:#22649f;--purple:#714090}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 system-ui,-apple-system,'Segoe UI',sans-serif}a{color:var(--accent);text-underline-offset:4px}button,input{font:inherit}button,a,input,summary{touch-action:manipulation}button,a,input,summary{outline-offset:4px}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--blue)}.wrap{width:min(1380px,100% - 64px);margin:auto}header{background:var(--bg);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}.top{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:20px 0}.brand{font-size:27px;line-height:1.1;font-weight:850;letter-spacing:-.03em;color:var(--ink);text-decoration:none}.brand span,.brand small{display:block;font-size:12px;letter-spacing:.05em;font-weight:500;color:var(--muted);margin-top:7px}.top nav{display:flex;align-items:center;gap:26px;flex-wrap:wrap}.top nav a{font-size:15px;font-weight:600;color:var(--muted);text-decoration:none}.top nav a[aria-current]{color:var(--accent)}.theme{font-size:14px;border:1px solid var(--line);background:var(--panel);color:var(--ink);border-radius:6px;padding:10px 14px;cursor:pointer}.skip{position:absolute;top:-80px;left:20px;z-index:100;padding:14px;background:var(--accent);color:var(--accent-ink)}.skip:focus{top:8px}
.course-layout{display:grid;grid-template-columns:245px minmax(0,1fr);gap:60px;padding:44px 0 70px}.course-sidebar{position:sticky;top:130px;align-self:start}.ey{font-size:12px;font-weight:750;letter-spacing:.15em;color:var(--accent);margin:0 0 15px}.course-sidebar h2{font-size:23px;line-height:1.25;margin:0 0 16px}.course-sidebar>p{font-size:15px;color:var(--muted)}.course-sidebar nav{display:flex;flex-direction:column;gap:4px;margin:22px 0}.course-sidebar nav a{color:var(--muted);padding:10px 0;text-decoration:none;font-size:14px}.course-sidebar nav a:hover{color:var(--accent)}.course-progress{border:1px solid var(--line);padding:20px;border-radius:10px;margin:28px 0}.course-progress strong{font-size:28px;display:block}.course-progress span{font-size:13px;color:var(--muted);display:block}progress{width:100%;height:7px;accent-color:var(--accent);margin-top:17px;border:none;border-radius:10px}progress::-webkit-progress-bar{background:var(--line);border-radius:10px}progress::-webkit-progress-value{background:var(--accent);border-radius:10px}.course-intro{padding:10px 0 34px;border-bottom:1px solid var(--line)}h1{font-size:clamp(36px,4.5vw,62px);line-height:1.12;letter-spacing:-.045em;margin:16px 0 24px;font-weight:780}h1 em{font-style:normal;color:var(--accent)}.intro{font-size:19px;line-height:1.7;max-width:780px;color:var(--muted);margin:0 0 25px}.actions{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin:20px 0}.btn{display:inline-flex;justify-content:center;align-items:center;gap:9px;font-size:15px;font-weight:750;padding:12px 20px;border:1px solid var(--accent);background:var(--accent);color:var(--accent-ink);text-decoration:none;border-radius:7px;cursor:pointer;min-height:46px}.btn.secondary{background:transparent;color:var(--ink);border-color:var(--line)}.text-link{font-size:14px;font-weight:600;text-decoration:none;color:var(--muted);padding:8px 0}.text-link:hover{color:var(--accent)}.course-facts{display:flex;gap:32px;margin-top:26px;color:var(--muted);font-size:14px}.course-facts b{color:var(--ink);font-size:19px;margin-right:5px}.workflow{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;margin:34px 0}.workflow h3{font-size:18px;margin:8px 0}.workflow p{font-size:15px;color:var(--muted);line-height:1.6;margin:0}.step-no{font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.08em}.scope-key{display:flex;gap:22px;flex-wrap:wrap;background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:16px 20px;font-size:13px;color:var(--muted)}.scope-key span{display:flex;gap:7px;align-items:center;flex-wrap:wrap}.scope-key b{color:var(--ink)}.key-dot{height:9px;width:9px;border-radius:50%;display:inline-block}.key-dot.core{background:var(--accent)}.key-dot.source{background:var(--blue)}.key-dot.depth{background:var(--purple)}
.path-section{padding-top:42px}.section-heading{display:flex;align-items:start;gap:20px;margin-bottom:24px}.section-heading>span{font-size:15px;font-weight:750;border:1px solid var(--line);width:43px;height:43px;display:grid;place-items:center;border-radius:8px;color:var(--accent);flex:none}.section-heading h2{font-size:26px;line-height:1.25;margin:0 0 8px;letter-spacing:-.02em}.section-heading p{margin:0;font-size:15px;color:var(--muted)}.chapter-list{border:1px solid var(--line);border-radius:12px;overflow:hidden}.lesson{display:grid;grid-template-columns:62px minmax(0,1fr);padding:26px;gap:20px;border-bottom:1px solid var(--line);background:var(--panel)}.lesson:last-child{border-bottom:0}.chapter-number{color:var(--accent);font-size:28px;font-weight:700;letter-spacing:-.04em}.chapter-number small{font-size:11px;display:block;color:var(--muted);letter-spacing:.08em;margin-top:5px}.chapter-heading{display:flex;justify-content:space-between;gap:16px;align-items:center}.chapter-heading h3{font-size:23px;margin:0;line-height:1.3;letter-spacing:-.02em}.unit-count{font-size:12px;color:var(--muted);white-space:nowrap}.chapter-content>p{font-size:16px;color:var(--muted);margin:10px 0 12px}.meta{display:flex;gap:16px;flex-wrap:wrap;color:var(--muted);font-size:13px}.meta span+span{border-left:1px solid var(--line);padding-left:16px}.lesson .actions{margin:20px 0 16px}.lesson .btn{font-size:14px;padding:9px 14px;min-height:42px}.check{display:flex;align-items:center;gap:10px;font-size:14px;cursor:pointer}.check input{accent-color:var(--accent);height:18px;width:18px;margin:0;flex:none}.small{font-size:13px!important;line-height:1.6;color:var(--muted)}.review-status{margin:5px 0 0 28px;font-size:12px!important}.notice{border:1px solid var(--line);border-left:4px solid var(--blue);background:var(--panel);padding:24px;border-radius:8px;margin:34px 0}.notice h2{font-size:21px;margin:0 0 12px}.notice p{font-size:16px;color:var(--muted);margin:0 0 12px}.notice a{font-size:15px}.footer-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding:25px 0;color:var(--muted);font-size:13px}footer{border-top:1px solid var(--line)}footer a{color:var(--muted)}
.document-heading{padding:58px 0 25px}.document-grid,.cols{display:grid;grid-template-columns:1fr 1fr;gap:26px}.panel{padding:28px;background:var(--panel);border:1px solid var(--line);border-radius:10px}.panel h2,.section h2{font-size:27px;line-height:1.3;margin:0 0 18px;letter-spacing:-.02em}.panel p,.section p{color:var(--muted)}.section{margin:38px 0;padding:10px 0}.steps{padding-left:24px}.steps li{padding:8px 0;line-height:1.75}.table-scroll{overflow:auto;border:1px solid var(--line);border-radius:8px}table{border-collapse:collapse;width:100%;font-size:15px}th,td{padding:17px 18px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}th{background:var(--panel);font-size:14px}td{color:var(--muted)}tr:last-child td{border-bottom:0}.source-downloads{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.source-downloads a{padding:20px;background:var(--panel);border:1px solid var(--line);border-radius:8px;display:flex;flex-direction:column;text-decoration:none;font-size:16px;color:var(--ink)}.source-downloads b{font-size:13px;color:var(--accent);margin-bottom:6px}.source-downloads span{font-size:12px;color:var(--muted);margin-top:12px}.narrow{max-width:900px;margin-top:45px;margin-bottom:50px}.form-label{display:block;font-weight:650;margin:20px 0 8px}.entry-input,input[type=email]{padding:12px;border:1px solid var(--line);border-radius:7px;background:var(--panel);color:var(--ink);font-size:18px;width:100%;max-width:500px;min-height:48px}button:disabled{opacity:.45;cursor:not-allowed}details{border-top:1px solid var(--line);padding:18px 0}summary{cursor:pointer;font-weight:600}details p{color:var(--muted)}[hidden]{display:none!important}
@media(max-width:1050px){.course-layout{grid-template-columns:190px minmax(0,1fr);gap:32px}.wrap{width:calc(100% - 44px)}.top nav{gap:15px}.source-downloads{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){header{position:relative}.wrap{width:calc(100% - 32px)}.top{align-items:start;flex-direction:column;padding:18px 0;gap:20px}.top nav{gap:18px}.top nav a{font-size:13px}.theme{font-size:12px;padding:7px 9px}.brand{font-size:25px}.course-layout{display:block;padding-top:28px}.course-sidebar{display:none}.course-intro{padding-top:0}h1{font-size:40px}.intro{font-size:17px}.course-facts{gap:18px;flex-wrap:wrap;font-size:12px}.course-facts b{font-size:17px}.workflow{grid-template-columns:1fr;gap:22px}.workflow>div{padding-left:38px;position:relative}.workflow .step-no{position:absolute;left:0;top:11px}.workflow h3{margin-top:0}.scope-key{gap:12px}.section-heading{gap:12px}.section-heading h2{font-size:23px}.lesson{grid-template-columns:36px minmax(0,1fr);gap:12px;padding:22px 16px}.chapter-number{font-size:22px}.chapter-heading{display:block}.chapter-heading h3{font-size:21px}.unit-count{display:block;margin-top:7px}.meta{font-size:12px;gap:8px}.meta span+span{border:0;padding-left:0}.lesson .actions{gap:10px}.lesson .btn{padding:9px 12px}.document-grid,.cols,.source-downloads{grid-template-columns:1fr}.panel{padding:22px}.document-heading{padding-top:35px}.table-scroll table{min-width:600px}.narrow{margin-top:28px}.footer-inner{font-size:12px;gap:12px}.notice{padding:20px}.check{align-items:start}.check input{margin-top:3px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* AI-first course identity */
.ai-identity{display:inline-flex;align-items:center;gap:12px;padding:9px 15px 9px 9px;margin:0 0 17px;border:1px solid rgba(121,217,218,.48);border-radius:999px;background:linear-gradient(135deg,rgba(121,217,218,.12),rgba(182,170,255,.10))}
.ai-orb{display:grid;place-items:center;width:46px;height:46px;border-radius:14px;font:900 20px/1 system-ui;background:linear-gradient(135deg,#79d9da,#b6aaff);color:#071014;box-shadow:0 8px 22px rgba(121,217,218,.2)}
.ai-copy{display:grid;gap:2px;line-height:1.15}.ai-copy b{font-size:13px;letter-spacing:.12em}.ai-copy span{font-size:13px;color:var(--muted,#b9b5c7)}
.qeeem-evaluation{border-color:rgba(121,217,218,.42)}
@media(max-width:650px){.ai-identity{border-radius:16px;align-items:flex-start}.ai-orb{width:42px;height:42px;min-width:42px}}

/* Course-level AI and evaluation priorities */
.hero-priority{display:flex;gap:10px;flex-wrap:wrap;margin:-5px 0 18px}
.priority-pill{display:flex;flex-direction:column;gap:2px;min-width:230px;padding:10px 14px;border:1px solid rgba(121,217,218,.42);border-radius:14px;text-decoration:none;background:rgba(121,217,218,.06)}
.priority-pill b{font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--text,#f5f0ea)}
.priority-pill span{font-size:13px;color:var(--muted,#b9b5c7)}
.priority-pill.required{border-color:rgba(221,178,126,.62);background:rgba(221,178,126,.08)}
.course-evaluation-gate{margin:34px 0;padding:26px;border:1px solid rgba(221,178,126,.62);border-radius:18px;background:linear-gradient(135deg,rgba(221,178,126,.09),rgba(121,217,218,.05))}
.course-evaluation-gate h2{margin-top:4px}.evaluation-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:18px}.evaluation-confirm{display:flex;gap:10px;align-items:flex-start;max-width:560px;padding:12px 14px;border:1px solid var(--line);border-radius:12px}.evaluation-confirm input{width:20px;height:20px;min-width:20px;margin-top:2px}.evaluation-status{font-weight:700}.evaluation-status.complete{color:var(--accent,#79d9da)}
@media(max-width:650px){.hero-priority{display:grid}.priority-pill{min-width:0}.course-evaluation-gate{padding:19px}}

/* Primary navigation: AI assignment workflow + required final evaluation */
nav[aria-label="Course navigation"] .nav-priority{font-weight:800}
nav[aria-label="Course navigation"] .nav-ai{color:var(--accent,#79d9da)}
nav[aria-label="Course navigation"] .nav-qeeem{color:var(--gold,#ddb27e)}
@media(max-width:1100px){header .top{align-items:flex-start}nav[aria-label="Course navigation"]{flex-wrap:wrap;justify-content:flex-end}}
@media(max-width:760px){nav[aria-label="Course navigation"] .nav-priority{flex:1 1 100%;text-align:right}}

/* NELC national-alignment surfaces */
.national-badge{display:inline-flex;align-items:center;gap:10px;margin:2px 0 16px;padding:9px 12px;border:1px solid rgba(65,108,21,.35);border-radius:999px;text-decoration:none;color:var(--ink);background:linear-gradient(135deg,rgba(45,187,121,.09),rgba(113,64,144,.07));font-size:13px;font-weight:750}.national-badge i{display:grid;place-items:center;width:26px;height:26px;border-radius:9px;background:conic-gradient(from 45deg,#2dbb79 0 25%,#25b9df 0 50%,#61318f 0 75%,#a84bc5 0);color:#fff;font-style:normal;font-size:9px;font-weight:900}.national-alignment{border-left-color:#2dbb79}.alignment-mini{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin:17px 0}.alignment-mini span{padding:10px;border:1px solid var(--line);border-radius:8px;background:var(--bg);font-size:12px;font-weight:700;color:var(--ink)}
.nelc-identity-card{display:grid;grid-template-columns:86px 1fr;gap:20px;align-items:center;padding:22px;border:1px solid var(--line);border-radius:14px;background:linear-gradient(135deg,rgba(45,187,121,.08),rgba(113,64,144,.07));margin:24px 0}.nelc-badge-mark{width:78px;height:78px;border-radius:22px;display:grid;place-items:center;background:conic-gradient(from 45deg,#2dbb79 0 25%,#25b9df 0 50%,#61318f 0 75%,#a84bc5 0);box-shadow:inset 0 0 0 7px rgba(255,255,255,.82)}.nelc-badge-mark b{display:grid;place-items:center;width:50px;height:50px;border-radius:14px;background:var(--panel);font-size:11px;letter-spacing:.08em}.nelc-identity-card h2{margin:0 0 4px}.nelc-identity-card p{margin:4px 0}
.principle-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.principle-grid article,.stage-grid article{padding:18px;border:1px solid var(--line);border-radius:10px;background:var(--panel)}.principle-grid b,.stage-grid b{display:block;color:var(--accent);margin-bottom:7px}.principle-grid p,.stage-grid p{font-size:14px;margin:0;color:var(--muted)}.stage-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.stage-grid i{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:rgba(45,187,121,.12);color:var(--accent);font-style:normal;font-weight:850;margin-bottom:10px}.alignment-note{padding:18px;border:1px solid var(--line);border-left:4px solid #2dbb79;border-radius:9px;background:var(--panel)}
@media(max-width:900px){.alignment-mini,.principle-grid{grid-template-columns:1fr 1fr}.stage-grid{grid-template-columns:1fr 1fr}}@media(max-width:620px){.alignment-mini,.principle-grid,.stage-grid{grid-template-columns:1fr}.nelc-identity-card{grid-template-columns:1fr}.nelc-badge-mark{width:64px;height:64px}}