.notfound-shell{min-height:100vh;display:flex;flex-direction:column}.notfound-shell main{flex:1 0 auto}.err-hero{padding:96px 0 56px;text-align:center}.err-mark{width:72px;height:72px;border-radius:18px;background:var(--terracotta);display:flex;align-items:center;justify-content:center;margin:0 auto 28px;color:var(--surface)}.err-mark svg{width:36px;height:36px}.err-eyebrow{display:inline-flex;align-items:center;gap:10px;color:var(--terracotta);margin-bottom:20px}.err-eyebrow:after,.err-eyebrow:before{content:"";width:22px;height:.5px;background:var(--terracotta)}h1.err-h{font-size:56px;font-weight:500;line-height:1.06;letter-spacing:-.025em;color:var(--walnut);margin-bottom:22px;max-width:760px;margin-left:auto;margin-right:auto}.err-sub{font-size:19px;line-height:1.6;color:var(--body);max-width:580px;margin:0 auto}.dest-section{padding:40px 0 56px}.dest-head{text-align:center;max-width:640px;margin:0 auto 36px}.dest-head .sec-eyebrow{color:var(--terracotta);margin-bottom:14px;display:inline-block}.dest-head h2{font-size:28px;font-weight:500;color:var(--walnut);letter-spacing:-.02em}.dest-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.dest-card{background:var(--surface);border:.5px solid var(--border);border-radius:var(--radius-card);padding:28px;display:flex;flex-direction:column;transition:border-color .15s,transform .15s}.dest-card:hover{border-color:var(--terracotta);transform:translateY(-2px)}.dest-icon{width:44px;height:44px;border-radius:10px;background:var(--terracotta);display:flex;align-items:center;justify-content:center;margin-bottom:20px;color:var(--surface)}.dest-icon svg{width:22px;height:22px}.dest-card h3{font-size:18px;font-weight:500;color:var(--walnut);margin-bottom:8px;letter-spacing:-.01em}.dest-card p{font-size:13.5px;color:var(--muted);line-height:1.5;margin-bottom:22px;flex-grow:1}.dest-card .go{font-size:13px;font-weight:500;color:var(--walnut);display:inline-flex;align-items:center;gap:6px;align-self:flex-start}.dest-card:hover .go{color:var(--terracotta)}.dest-card .go:after{content:"→";transition:transform .2s}.dest-card:hover .go:after{transform:translateX(3px)}.search-section{padding:32px 0 24px}.search-card{background:var(--surface);border:.5px solid var(--border);border-radius:var(--radius-card);padding:28px 32px;max-width:720px;margin:0 auto}.search-label{font-size:13px;color:var(--muted);margin-bottom:12px;text-align:center}.search-row{display:flex;gap:10px;align-items:center}.search-input{flex:1 1;padding:14px 16px;background:var(--bg-page);border:.5px solid var(--border);border-radius:var(--radius-input);font:inherit;font-size:16px;color:var(--walnut);transition:border-color .15s,box-shadow .15s}.search-input:focus{outline:none;border-color:var(--terracotta);box-shadow:0 0 0 3px rgba(199,122,74,.15)}.search-input::placeholder{color:var(--muted)}.quick-section{padding:24px 0 16px}.quick-row{display:flex;justify-content:center;align-items:center;gap:8px 18px;flex-wrap:wrap;font-size:13.5px;color:var(--muted)}.quick-row a{color:var(--body);font-weight:500;transition:color .15s}.quick-row a:hover{color:var(--terracotta)}.quick-row .dot{color:var(--border);-webkit-user-select:none;user-select:none}.aside-section{padding:24px 0 96px}.aside-note{max-width:640px;margin:0 auto;text-align:center;font-size:13.5px;color:var(--muted);font-style:italic;line-height:1.6;padding:18px 24px;border-top:.5px solid var(--border)}.aside-note a{color:var(--terracotta);font-style:normal;font-weight:500;text-decoration:underline;text-underline-offset:3px}.aside-note a:hover{color:var(--terracotta-deep)}@media (max-width:900px){h1.err-h{font-size:36px}.err-sub{font-size:16px}.err-hero{padding:64px 0 40px}.dest-grid{grid-template-columns:1fr}.search-row{flex-direction:column;align-items:stretch}.search-row .btn{width:100%}}