.tut-error{--neon-dark:var(--t-neon-dark);background:var(--t-paper-warm);min-height:100vh;color:var(--t-ink);font-family:var(--font-figtree), ui-sans-serif, system-ui, sans-serif;grid-template-rows:auto 1fr auto;padding:32px 20px 48px;display:grid;position:relative;overflow:hidden}.tut-error:before{content:"";background-image:linear-gradient(to right, var(--t-stone) 1px, transparent 1px), linear-gradient(to bottom, var(--t-stone) 1px, transparent 1px);opacity:.35;pointer-events:none;background-size:64px 64px;position:absolute;inset:0;-webkit-mask-image:radial-gradient(70% 60% at 50% 45%,#000 40%,#0000 80%);mask-image:radial-gradient(70% 60% at 50% 45%,#000 40%,#0000 80%)}.tut-error>*{z-index:1;position:relative}.tut-error .err-topbar{justify-content:space-between;align-items:center;gap:20px;width:100%;max-width:960px;margin:0 auto;display:flex}.tut-error .err-brand{letter-spacing:-.02em;color:var(--t-ink);align-items:baseline;gap:2px;font-size:20px;font-weight:800;text-decoration:none;display:inline-flex}.tut-error .err-brand .dot{color:var(--t-neon-dark);transition:transform .22s}.tut-error .err-brand:hover .dot{transform:translateY(-2px)}.tut-error .err-back{font-family:var(--font-mono), ui-monospace, monospace;letter-spacing:.14em;text-transform:uppercase;color:var(--t-ink-muted);border-radius:6px;align-items:center;gap:6px;padding:6px 10px;font-size:10px;font-weight:800;text-decoration:none;transition:color .16s;display:inline-flex}.tut-error .err-back:hover{color:var(--t-ink)}.tut-error .err-back svg{width:11px;height:11px}.tut-error .err-center{place-items:center;padding:40px 0;display:grid}.tut-error .err-card{background:var(--t-paper-elev);border:1px solid var(--t-stone);border-radius:16px;width:100%;max-width:620px;padding:40px 36px 32px;animation:.4s ease-out err-fade-up;position:relative;box-shadow:0 1px #1118270a,0 20px 50px -20px #1118271f}.tut-error .err-card:before{content:"";background:linear-gradient(90deg, transparent 0%, var(--t-neon-dark) 30%, var(--t-ink) 100%);border-radius:0 0 2px 2px;height:2px;position:absolute;top:0;left:24px;right:24px}@keyframes err-fade-up{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.tut-error .err-eyebrow{font-family:var(--font-mono), ui-monospace, monospace;letter-spacing:.22em;text-transform:uppercase;color:var(--t-ink-muted);align-items:center;gap:8px;margin-bottom:22px;font-size:10.5px;font-weight:800;display:flex}.tut-error .err-eyebrow .num{color:var(--t-ink)}.tut-error .err-eyebrow .sep{color:var(--t-stone-dark)}.tut-error .err-title{font-family:var(--font-fraunces), Georgia, serif;letter-spacing:-.03em;color:var(--t-ink);font-optical-sizing:auto;margin:0;font-size:44px;font-weight:600;line-height:1.05}.tut-error .err-body{max-width:56ch;color:var(--t-ink-light);margin:14px 0 0;font-size:15px;line-height:1.6}.tut-error .err-actions{flex-direction:column;gap:10px;margin-top:28px;display:flex}.tut-error .err-cta{background:var(--t-ink);color:var(--t-paper);letter-spacing:-.005em;cursor:pointer;border:0;border-radius:10px;align-self:flex-start;align-items:center;gap:10px;padding:12px 18px;font-family:inherit;font-size:13.5px;font-weight:700;text-decoration:none;transition:background .16s,transform .2s cubic-bezier(.22,1,.36,1),box-shadow .2s cubic-bezier(.22,1,.36,1);display:inline-flex}.tut-error .err-cta:hover{background:var(--t-ink-2);transform:translateY(-1px);box-shadow:0 10px 24px -14px #050a1f66}.tut-error .err-cta:focus-visible{outline:2px solid var(--t-ink);outline-offset:2px}.tut-error .err-cta svg{transition:transform .2s cubic-bezier(.22,1,.36,1)}.tut-error .err-cta:hover svg{transform:translate(2px)}.tut-error .err-secondary{margin-top:28px}.tut-error .err-secondary-label{font-family:var(--font-mono), ui-monospace, monospace;letter-spacing:.2em;text-transform:uppercase;color:var(--t-ink-muted);align-items:center;gap:10px;margin-bottom:6px;font-size:10px;font-weight:800;display:flex}.tut-error .err-secondary-label:after{content:"";background:var(--t-stone);flex:1;height:1px}.tut-error .err-secondary-list{margin:0;padding:0;list-style:none}.tut-error .err-secondary-list li+li{border-top:1px solid color-mix(in oklab, var(--t-stone) 50%, transparent)}.tut-error .err-secondary-list a,.tut-error .err-secondary-list button{width:100%;color:var(--t-ink);cursor:pointer;text-align:left;background:0;border:0;align-items:center;gap:12px;padding:11px 0;font-family:inherit;font-size:14px;font-weight:600;text-decoration:none;transition:color .16s,transform .2s cubic-bezier(.22,1,.36,1);display:inline-flex}.tut-error .err-secondary-list a:hover,.tut-error .err-secondary-list button:hover{color:var(--t-ink-2);transform:translate(3px)}.tut-error .err-secondary-list .arrow{font-family:var(--font-mono), ui-monospace, monospace;color:var(--t-neon-dark);width:14px;font-weight:800;display:inline-block}.tut-error .err-pagefoot{text-align:center;font-family:var(--font-mono), ui-monospace, monospace;letter-spacing:.18em;text-transform:uppercase;color:var(--t-ink-muted);padding:24px 0 8px;font-size:9.5px;font-weight:700}@media (max-width:560px){.tut-error{padding:20px 14px 32px}.tut-error .err-card{border-radius:13px;padding:28px 22px 24px}.tut-error .err-title{font-size:32px}.tut-error .err-body{font-size:14.5px}}