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768px){.skills-categories{grid-template-columns:repeat(2,1fr)}}.upstream-intro{color:var(--text-secondary);margin-bottom:var(--space-xl);line-height:var(--line-height-body)}.upstream-list{list-style:none;padding:0;margin:0 0 var(--space-xl)}.upstream-list li{margin-bottom:var(--space-md);line-height:var(--line-height-body);color:var(--text-secondary)}.upstream-repo{font-family:var(--font-code);font-size:var(--font-size-sm);color:var(--accent);text-decoration:none}.upstream-repo:hover{color:var(--accent-hover);text-decoration:underline;text-underline-offset:3px}.upstream-desc{display:block;margin-top:var(--space-xs)}.upstream-all{display:inline-block;font-family:var(--font-code);font-size:var(--font-size-sm);color:var(--accent);text-decoration:none}.upstream-all:hover{color:var(--accent-hover);text-decoration:underline;text-underline-offset:3px}.now-updated{font-family:var(--font-code);font-size:var(--font-size-sm);color:var(--text-secondary);margin-bottom:var(--space-xl);opacity:.7}.now-content{line-height:var(--line-height-body)}.now-content ul{list-style:none;padding:0}.now-content li{position:relative;padding-left:var(--space-lg);margin-bottom:var(--space-md);color:var(--text-secondary)}.now-content li:before{content:"\25aa";position:absolute;left:0;color:var(--accent)}.now-content p{color:var(--text-secondary);margin-bottom:var(--space-md)}.now-content a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}.focus-content{color:var(--text-secondary);font-size:var(--font-size-base);line-height:var(--line-height-body);margin-top:var(--space-lg)}#contact{text-align:center}.contact-subtitle{color:var(--text-secondary);font-size:var(--font-size-lg);margin-bottom:var(--space-2xl);max-width:var(--content-width);margin-left:auto;margin-right:auto}.contact-emails{display:flex;flex-direction:column;align-items:center;gap:var(--space-md);margin-bottom:var(--space-2xl)}.contact-email{font-family:var(--font-code);font-size:var(--font-size-lg);color:var(--accent);text-decoration:none;padding:var(--space-sm) var(--space-md);border-bottom:1px solid transparent;transition:border-color var(--transition-fast),color var(--transition-fast)}.contact-email:hover{color:var(--accent-hover);border-bottom-color:var(--accent-hover)}.social-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--space-md);max-width:36rem;margin:0 auto}.social-link{display:flex;align-items:center;justify-content:center;width:48px;height:48px;color:var(--text-secondary);border:1px solid var(--border);border-radius:var(--radius-md);transition:color var(--transition-fast),border-color var(--transition-fast),transform var(--transition-fast)}.social-link:hover{color:var(--accent);border-color:var(--accent)}.social-icon{width:20px;height:20px}@media (max-width: 479px){.contact-email{font-size:var(--font-size-base)}.social-link{width:44px;height:44px}.social-icon{width:18px;height:18px}}button,.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-lg);font-family:var(--font-primary);font-size:var(--font-size-base);font-weight:var(--font-weight-bold);border:none;border-radius:var(--radius-md);cursor:pointer;transition:background-color var(--transition-fast),color var(--transition-fast),transform var(--transition-fast)}.btn-primary{background:var(--accent);color:var(--bg)}.btn-primary:hover{background:var(--accent-hover)}.btn-outline{background:transparent;color:var(--accent);border:1px solid var(--accent)}.btn-outline:hover{background:var(--accent);color:var(--bg)}.magnetic{transition:transform var(--transition-fast),border-color var(--transition-fast),color var(--transition-fast);will-change:transform}.magnetic.magnetic-active{border-color:var(--accent);color:var(--accent)}.theme-toggle{position:fixed;bottom:max(var(--space-lg),env(safe-area-inset-bottom));right:max(var(--space-lg),env(safe-area-inset-right));z-index:100;width:48px;height:48px;padding:0;border-radius:50%;background:var(--bg-secondary);border:1px solid var(--border);color:var(--text);display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--shadow-md);transition:background-color var(--transition-fast),border-color var(--transition-fast),transform var(--transition-fast)}.theme-toggle:hover{border-color:var(--accent);transform:scale(1.05)}.theme-icon{width:20px;height:20px}[data-theme=light] .theme-icon--light{display:block}[data-theme=light] .theme-icon--dark,[data-theme=dark] .theme-icon--light{display:none}[data-theme=dark] .theme-icon--dark{display:block}@media (max-width: 479px){.theme-toggle{width:44px;height:44px;bottom:max(var(--space-md),env(safe-area-inset-bottom));right:max(var(--space-md),env(safe-area-inset-right))}}.lang-banner{position:fixed;bottom:var(--space-lg);left:var(--space-lg);z-index:100;display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);background:var(--bg-secondary);color:var(--text);border:1px solid var(--border);border-radius:8px;box-shadow:var(--shadow-lg);font-size:.9rem;max-width:calc(100% - 2 * var(--space-lg));opacity:0;transform:translateY(8px);transition:opacity .25s ease,transform .25s ease}.lang-banner--visible{opacity:1;transform:translateY(0)}.lang-banner p{margin:0;line-height:1.4}.lang-banner__link{color:var(--accent);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:2px}.lang-banner__link:hover{color:var(--accent-hover)}.lang-banner__dismiss{flex-shrink:0;background:none;border:0;color:var(--text-secondary);font-size:1.1rem;line-height:1;cursor:pointer;padding:4px 8px;border-radius:4px;margin-left:var(--space-xs)}.lang-banner__dismiss:hover{color:var(--text);background:var(--bg)}@media (prefers-reduced-motion: reduce){.lang-banner{transition:none;transform:none}}.sim-hud{position:fixed;top:max(8px,env(safe-area-inset-top));left:max(8px,env(safe-area-inset-left));z-index:1000;display:grid;gap:4px;min-width:290px;pointer-events:none;font-family:var(--font-code);--sim-hud-accent-rgb: 39, 103, 73}.sim-hud--worker{background:var(--sim-hud-control-bg);border:1px solid var(--sim-hud-border);border-radius:8px;padding:6px 10px;backdrop-filter:blur(4px)}.sim-hud__controls{display:inline-flex;align-items:center;gap:6px;pointer-events:auto}.sim-hud__btn,.sim-hud__select{height:24px;border-radius:6px;border:1px solid var(--sim-hud-border);background:var(--sim-hud-control-bg);color:var(--sim-hud-control-text);backdrop-filter:blur(4px);font:700 11px var(--font-code);letter-spacing:.01em}.sim-hud__btn{min-width:42px;padding:0 8px;cursor:pointer;transition:border-color var(--transition-fast),background var(--transition-fast),opacity var(--transition-fast)}.sim-hud__btn[data-active=false]{opacity:.72}.sim-hud__btn[data-active=true]{opacity:1;border-color:rgba(var(--sim-hud-accent-rgb),.72);background:rgba(var(--sim-hud-accent-rgb),.22)}.sim-hud__select{min-width:124px;padding:0 8px;cursor:pointer;outline:none}.sim-hud__line{margin:0;line-height:1.22;white-space:pre;text-shadow:0 1px 0 rgba(255,255,255,.16)}.sim-hud__line--primary{font-size:11px;font-weight:700;color:var(--sim-hud-primary)}.sim-hud__line--meta,.sim-hud__line--ecology,.sim-hud__line--perf{font-size:10px;font-weight:700;color:var(--sim-hud-secondary)}.sim-hud__xp-track{width:180px;height:4px;border-radius:999px;background:var(--sim-hud-track);overflow:hidden}.sim-hud__xp-fill{width:100%;height:100%;transform-origin:left center;transform:scaleX(0);background:rgba(var(--sim-hud-accent-rgb),.68);transition:transform .16s linear}.sim-hud[data-theme=light]{--sim-hud-primary: rgba(28, 30, 24, .84);--sim-hud-secondary: rgba(28, 30, 24, .66);--sim-hud-control-text: rgba(28, 30, 24, .82);--sim-hud-control-bg: rgba(255, 255, 255, .64);--sim-hud-border: rgba(26, 30, 22, .22);--sim-hud-track: rgba(26, 30, 22, .18)}.sim-hud[data-theme=dark]{--sim-hud-primary: rgba(248, 246, 240, .82);--sim-hud-secondary: rgba(248, 246, 240, .68);--sim-hud-control-text: rgba(248, 246, 240, .86);--sim-hud-control-bg: rgba(8, 10, 8, .46);--sim-hud-border: rgba(248, 246, 240, .24);--sim-hud-track: rgba(248, 246, 240, .18)}@media (max-width: 767px){.sim-hud{display:none}}