:root{font-family:system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--canvas);line-height:1.55}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:280px}button,input,select{font:inherit}button,a,select{touch-action:manipulation}a{color:inherit}button{cursor:pointer}:focus-visible{outline:3px solid var(--focus);outline-offset:3px}.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;left:16px;top:-80px;z-index:100;background:#fff;padding:12px;border-radius:8px}.skip-link:focus{top:12px}
.map-header{background:#eaf2ed;border-bottom:1px solid #d4e2d9}.map-nav{max-width:1180px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 24px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;font-size:1.13rem;letter-spacing:-.02em}.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:11px;background:var(--primary);color:#fff;font-weight:800}.legacy-link{color:var(--primary-dark);font-size:.95rem;font-weight:700;text-underline-offset:4px}.map-hero{max-width:1180px;margin:auto;padding:54px 24px 66px}.eyebrow{margin:0 0 10px;color:var(--primary-dark);font-size:.86rem;font-weight:800;letter-spacing:.08em}.map-hero h1{font-size:clamp(2.25rem,6vw,4.5rem);line-height:1.08;letter-spacing:-.055em;margin:0 0 18px;max-width:14ch}.hero-copy{font-size:clamp(1.05rem,2.4vw,1.32rem);color:#405667;max-width:54ch;margin:0}.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:28px}.primary-button,.secondary-button,.course-link{display:inline-flex;align-items:center;justify-content:center;min-height:44px;border-radius:12px;padding:10px 18px;text-decoration:none;font-weight:800;border:0}.primary-button,.course-link{background:var(--primary);color:#fff}.primary-button:hover,.course-link:hover{background:var(--primary-dark)}.secondary-button{background:#e8ebe7;color:var(--ink)}.secondary-button:hover{background:#dce5df}.hero-note{font-size:.9rem;color:var(--muted);max-width:42ch}
.learning-map{max-width:1180px;margin:auto;padding:50px 24px 90px}.map-intro{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:28px}.map-intro h2{font-size:clamp(1.65rem,3vw,2.35rem);line-height:1.2;letter-spacing:-.035em;margin:0}.catalog-summary{color:var(--muted);font-weight:700;margin:0}.filters{display:grid;grid-template-columns:repeat(3,minmax(0,1fr)) minmax(220px,1.4fr) auto;align-items:end;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:18px;margin-bottom:26px}.filters label{display:flex;flex-direction:column;gap:7px;color:var(--ink);font-weight:750;font-size:.88rem}.filters select,.filters input{width:100%;min-height:44px;border:1px solid #b7c3c0;border-radius:10px;background:#fff;color:var(--ink);padding:9px 12px;font-size:1rem}.filters input::placeholder{color:#75858d}.filters select:hover,.filters input:hover{border-color:var(--primary)}.filters .secondary-button{width:100%}
.course-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.course-card{display:flex;flex-direction:column;min-width:0;min-height:310px;background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:0 8px 24px #2333470b}.course-card.mathematics{border-top:5px solid var(--math)}.course-card.science{border-top:5px solid var(--science)}.card-top{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.subject-label{font-size:.82rem;font-weight:800;letter-spacing:.05em;color:var(--primary-dark)}.preview-label{border-radius:999px;background:#f1e8d8;color:#7d4b16;padding:5px 10px;font-size:.76rem;font-weight:800}.course-card h3{font-size:clamp(1.35rem,2.6vw,1.85rem);line-height:1.25;letter-spacing:-.03em;margin:18px 0 10px}.course-goal{color:#46576a;margin:0 0 22px;max-width:60ch}.card-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;margin-bottom:20px}.card-meta span{border-radius:8px;background:#edf2f0;padding:6px 9px;color:#3b5360;font-size:.82rem;font-weight:700}.card-footer{display:flex;align-items:center;justify-content:space-between;gap:10px;border-top:1px solid var(--line);padding-top:18px}.card-progress{font-size:.85rem;color:var(--muted);font-weight:700}.course-link{min-width:116px}.empty-courses{background:var(--surface);border:1px dashed #aebdb5;border-radius:18px;padding:42px 24px;text-align:center}.empty-courses h2{margin:0 0 8px;font-size:1.4rem}.empty-courses p{color:var(--muted)}.catalog-error{background:#fff1ec;color:#8b3326;border-radius:12px;padding:18px;font-weight:700}.map-footer{border-top:1px solid var(--line);max-width:1180px;margin:auto;padding:25px 24px 40px;display:flex;justify-content:space-between;gap:16px;color:var(--muted);font-size:.9rem}.map-footer a{color:var(--primary-dark);font-weight:700}
@media(max-width:960px){.filters{grid-template-columns:repeat(3,minmax(0,1fr))}.filters .search-label{grid-column:1/3}.filters .secondary-button{grid-column:3}}
@media(max-width:650px){.map-nav{padding:16px}.legacy-link{font-size:.82rem}.map-hero{padding:45px 16px 50px}.learning-map{padding:38px 16px 70px}.map-intro{display:block}.catalog-summary{margin-top:12px}.filters{grid-template-columns:1fr 1fr;padding:14px}.filters label:nth-of-type(3),.filters .search-label{grid-column:1/-1}.filters .secondary-button{grid-column:1/-1}.course-grid{grid-template-columns:1fr}.course-card{padding:22px;min-height:280px}.map-footer{padding:24px 16px 36px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
.advanced-filters{grid-column:1/-1;border-top:1px solid var(--line);padding-top:12px}.advanced-filters summary{cursor:pointer;color:var(--primary-dark);font-weight:800}.advanced-filter-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:12px}.advanced-filter-grid label{display:flex;flex-direction:column;gap:7px;color:var(--ink);font-weight:750;font-size:.88rem}.advanced-filter-grid select{width:100%;min-height:44px;border:1px solid #b7c3c0;border-radius:10px;background:#fff;color:var(--ink);padding:9px 12px;font-size:1rem}@media(max-width:650px){.advanced-filter-grid{grid-template-columns:1fr}}
.advanced-filters summary{min-height:44px;display:flex;align-items:center}
.map-header{background:var(--surface-tint);border-bottom-color:var(--line-tint)}
.hero-copy{color:var(--ink-secondary)}
.secondary-button{background:var(--surface-alt)}.secondary-button:hover{background:var(--surface-alt-hover)}
.filters select,.filters input,.advanced-filter-grid select{border-color:var(--line-strong)}
.preview-label{background:var(--preview-surface);color:var(--preview-ink)}
.course-goal{color:var(--ink-body)}
.course-card.programming{border-top:5px solid var(--programming)}
.primary-button:active,.course-link:active{background:var(--primary-dark)}
.primary-button:disabled,.secondary-button:disabled{background:var(--button-disabled);color:var(--button-disabled-ink);cursor:not-allowed}
.course-card h3{font-size:clamp(var(--text-lg),2.6vw,1.85rem)}
.hero-copy{font-size:clamp(var(--text-md),2.4vw,1.32rem)}