:root{--tb-canvas:#0a0a0a;--tb-surface:#191919;--tb-hairline:#212327;--tb-text:#dadbdf;--tb-heading:#ffffff;--tb-muted:#7d8187;--tb-press:120ms;--tb-release:180ms;--tb-ease:cubic-bezier(0.22,1,0.36,1)}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:var(--tb-canvas);color:var(--tb-text);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;-webkit-font-smoothing:antialiased}a{color:var(--tb-heading)}button,input,select,textarea{font:inherit}@keyframes tb-rise{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}body>main{animation:tb-rise .48s var(--tb-ease) both}.tb-btn,.tb-card,button{-webkit-tap-highlight-color:transparent;transition:transform var(--tb-release) var(--tb-ease),filter var(--tb-release) var(--tb-ease),box-shadow var(--tb-release) var(--tb-ease),border-color var(--tb-release) ease,background-color var(--tb-release) ease}.tb-btn,button{cursor:pointer}button:disabled{cursor:not-allowed;transform:none!important;filter:none!important;box-shadow:none!important}@media (hover:hover) and (pointer:fine){.tb-btn:hover,button:hover:not(:disabled){transform:translateY(-2px) scale(1.02);filter:brightness(1.06);box-shadow:0 12px 28px rgba(0,0,0,.45),0 0 0 1px rgba(255,255,255,.08)}.tb-card:hover{transform:translateY(-2px);border-color:rgba(255,255,255,.28)!important;box-shadow:0 14px 32px rgba(0,0,0,.4)}nav a:hover{opacity:.72}}.tb-btn:active,.tb-card:active,button:active:not(:disabled){transform:scale(.97);filter:brightness(.97);box-shadow:none}input,select,textarea{transition:box-shadow var(--tb-release) ease,outline-color var(--tb-release) ease}input::placeholder,textarea::placeholder{color:var(--tb-muted);opacity:1}input:focus,select:focus,textarea:focus{outline:2px solid rgba(255,255,255,.4);outline-offset:2px}@media (prefers-reduced-motion:reduce){:root{--tb-press:0ms;--tb-release:0ms}body>main{animation:none}.tb-btn,.tb-card,button,input,select,textarea{transition:none}.tb-btn:active,.tb-btn:hover,.tb-card:active,.tb-card:hover,button:active:not(:disabled),button:hover:not(:disabled){transform:none;filter:none;box-shadow:none}}