@import url("https://fonts.googleapis.com/css2?family=Special+Elite&family=Courier+Prime:wght@400;700&display=swap");:root{--bg:#fff;--bg-paper:#fff;--fg:#111;--muted:#6e6e6e;--line:#e8e8e8;--line-strong:#111;--danger:#b91c1c;--shadow-sm:0 1px 2px rgba(0,0,0,.04);--shadow-md:0 1px 3px rgba(0,0,0,.05),0 4px 14px rgba(0,0,0,.04)}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);font-family:Courier Prime,Courier New,Courier,monospace;font-size:15px;line-height:1.7;min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a,body,html{color:var(--fg)}a{text-decoration:none;border-bottom:1px solid transparent;transition:border-color .15s}a:hover{border-bottom-color:var(--fg)}button{font-family:inherit;cursor:pointer;background:transparent;border:0;color:inherit;padding:0}input,select,textarea{font-family:inherit;font-size:inherit;background:#fff;border:1px solid var(--line);color:var(--fg);padding:10px 12px;width:100%;outline:none;border-radius:0;transition:border-color .15s,box-shadow .15s}input:focus,select:focus,textarea:focus{border-color:var(--line-strong);box-shadow:0 0 0 1px var(--line-strong)}textarea{resize:vertical;min-height:90px;line-height:1.6}.typewriter{font-family:Special Elite,Courier New,Courier,monospace}.typewriter-caret{display:inline-block;margin-left:1px;color:var(--fg);animation:caret-blink .75s steps(2,start) infinite}@keyframes caret-blink{to{visibility:hidden}}.section-title{font-size:1.6rem;margin:0 0 1.5rem;padding-bottom:.5rem;letter-spacing:.02em}.section-title,.tabs{font-family:Special Elite,Courier New,Courier,monospace;border-bottom:1px solid var(--line)}.tabs{display:flex;gap:2.5rem;margin-bottom:2.5rem}.tab{position:relative;padding:.6rem 0;font-size:1.1rem;color:var(--muted);letter-spacing:.04em;text-transform:lowercase;border-bottom:2px solid transparent;margin-bottom:-1px;transition:color .15s,border-color .15s}.tab-active,.tab:hover{color:var(--fg)}.tab-active{border-bottom-color:var(--line-strong)}.tab-active:after{content:".";margin-left:2px}.btn{display:inline-block;padding:.55rem 1.25rem;border:1px solid var(--line-strong);background:transparent;color:var(--fg);font-family:inherit;font-size:.95rem;cursor:pointer;transition:background .15s,color .15s;text-align:center}.btn:hover:not(:disabled){background:var(--fg);color:#fff}.btn:disabled{opacity:.4;cursor:not-allowed}.link-muted{color:var(--muted)}.link-muted:hover{color:var(--fg)}.label{display:block;margin-bottom:.4rem;font-size:.85rem;color:var(--muted)}.error-text{color:var(--danger);margin-top:1rem;font-size:.9rem}.container{max-width:64rem;margin:0 auto;padding:0 1.5rem}.stack>*+*{margin-top:1rem}.stack-lg>*+*{margin-top:2rem}.divider-soft{border:0;border-top:1px solid var(--line);margin:2rem 0}.paper-card{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-md);padding:1.5rem 1.6rem}@media (max-width:700px){.section-title{font-size:1.3rem}.tabs{gap:1.5rem}.tab{font-size:1rem}.paper-card{padding:1.2rem 1.1rem}}@media (prefers-reduced-motion:reduce){.typewriter-caret{animation:none}}