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var(--blue-electric);box-shadow:var(--shadow-brand)}.btn-primary:hover{background-color:var(--blue-700);border-color:var(--blue-700);color:var(--white);transform:translateY(-3px);box-shadow:0 12px 40px #1a22ff59}.btn-primary:active{transform:scale(.97)}.btn-primary:after{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.15),transparent);transition:left .5s ease}.btn-primary:hover:after{left:100%}.btn-outline{background-color:transparent;color:var(--ink-900);border:1.5px solid var(--line-strong)}.btn-outline:hover{border-color:var(--blue-electric);color:var(--blue-electric);background-color:var(--blue-tint-06);transform:translateY(-2px)}.btn-lg{height:58px;padding:18px 36px;font-size:var(--fs-lg)}.tag-badge{display:inline-block;padding:4px 12px;border-radius:var(--radius-pill);background:var(--surface-sunken);border:1px solid var(--line);font-family:var(--font-display);font-size:var(--fs-xs);font-weight:var(--fw-semibold);color:var(--ink-500);transition:border-color .2s ease,background .2s ease}.tag-badge:hover{border-color:var(--blue-electric);background:var(--blue-tint-06)}.stack-filter-btn{font-family:var(--font-display);font-size:var(--fs-xs);font-weight:700;padding:8px 18px;border-radius:var(--radius-pill);background:#fff;border:1.5px solid var(--line);color:var(--ink-700);cursor:none;transition:all .2s ease;box-shadow:0 2px 6px #00000008}.stack-filter-btn:hover{border-color:var(--blue-electric);color:var(--blue-electric);transform:translateY(-1px)}.stack-filter-btn.active{background:var(--blue-electric);border-color:var(--blue-electric);color:var(--white);box-shadow:0 4px 16px #1a22ff4d}.ai-stack-pill{display:inline-flex;align-items:center;gap:12px;padding:12px 22px;background:#fff;border:1.5px solid var(--line);border-radius:var(--radius-pill);cursor:none;will-change:transform;transition:transform 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992px){.grid-domains{grid-template-columns:1fr;gap:40px}.domains-sidebar{position:static}.curriculum-header{flex-direction:column;gap:20px}.grid-curriculum{grid-template-columns:1fr}.grid-mentor{grid-template-columns:1fr;gap:40px}.grid-proof{grid-template-columns:1fr}.grid-apply{grid-template-columns:1fr;gap:40px}.apply-sidebar{position:static}.nav-menu{display:none}html,body,a,button,input,textarea{cursor:auto}.cursor-dot,.cursor-ring{display:none!important}}@media (max-width: 768px){.footer-cols{grid-template-columns:1fr;gap:32px}.mobile-bottom-bar.active{display:flex}}@media (max-width: 640px){.hero-stats-grid{grid-template-columns:1fr!important;gap:24px!important}}.pixel-bird{position:fixed;top:0;left:0;z-index:2147483645;pointer-events:none;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;will-change:transform}.cute-bird-sprite{position:relative;width:32px;height:28px;transform-origin:center center;transition:transform .15s ease;filter:drop-shadow(0 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