.notfound-shell{--notfound-radius: 20px;--notfound-inset: 24px;--notfound-frame-top-height: 72px;--notfound-chrome-bg: #0c0f16;--notfound-page-bg: #05080e;position:fixed;inset:0;z-index:9999;padding:var(--notfound-inset);background:#020205;display:flex;flex-direction:column}.notfound-frame{position:absolute;inset:var(--notfound-inset);border-radius:var(--notfound-radius);border:1px solid rgba(255,255,255,.12);background:#05060a1f;box-shadow:0 12px 32px #00000052;z-index:2;pointer-events:none}.notfound-frame-top{height:var(--notfound-frame-top-height);display:flex;flex-direction:column;justify-content:center;gap:4px;padding:6px 12px;border-bottom:1px solid rgba(255,255,255,.08);background:var(--notfound-chrome-bg);border-top-left-radius:var(--notfound-radius);border-top-right-radius:var(--notfound-radius);overflow:hidden}.notfound-tabbar{display:flex;align-items:center;gap:8px;height:28px}.notfound-tab{display:inline-flex;align-items:center;gap:8px;padding:4px 12px;height:28px;border-radius:6px 6px 0 0;background:#161a26fa;border:1px solid rgba(255,255,255,.18);border-bottom:0;color:#ffffffeb;font-size:.8rem;letter-spacing:.02em;max-width:168px;min-width:108px}.notfound-tab-logo{width:16px;height:16px;display:block;opacity:.9}.notfound-tab-title{display:block;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.notfound-tab-close{font-size:.9rem;opacity:.45}.notfound-tab-add{width:24px;height:24px;border-radius:7px;border:1px solid rgba(255,255,255,.08);background:#0e121c99;color:#fff9;font-size:1rem;display:inline-flex;align-items:center;justify-content:center}.notfound-frame-actions{display:flex;gap:2px;margin-left:auto}.notfound-frame-btn{width:34px;height:22px;border-radius:4px;border:1px solid rgba(255,255,255,.05);background:#0e121c80}.notfound-frame-close{border-color:#ffffff1a;background:#180c10bf}.notfound-toolbar{display:flex;align-items:center;gap:10px;height:28px}.notfound-nav{display:flex;gap:6px}.notfound-nav-btn{width:26px;height:24px;border-radius:6px;border:1px solid rgba(255,255,255,.08);background:#0c0f18b3}.notfound-address{flex:1;width:100%;display:flex;align-items:center;gap:8px;height:28px;padding:0 10px;border-radius:6px;background:#10141ef2;border:1px solid rgba(255,255,255,.12)}.notfound-address-icon{width:14px;height:14px;stroke:#fff9;stroke-width:1.8;fill:none}.notfound-address-text{color:#ffffffbf;font-size:.78rem}.notfound-surface{position:relative;flex:1;margin-top:var(--notfound-frame-top-height);border-radius:0 0 var(--notfound-radius) var(--notfound-radius);overflow:hidden;background:var(--notfound-page-bg);display:flex;align-items:center;justify-content:center;z-index:1}.notfound-dots{position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.34) 1px,transparent 1px);background-size:14px 14px;opacity:.15;pointer-events:none}.notfound-content{position:relative;z-index:2;text-align:center;padding:32px;max-width:480px}.notfound-glitch{position:absolute;top:50%;left:50%;transform:translate(-50%,-62%);font-size:clamp(10rem,20vw,22rem);font-weight:900;letter-spacing:-.04em;line-height:1;color:transparent;background:linear-gradient(180deg,#ffffff0f,#ffffff05);-webkit-background-clip:text;background-clip:text;pointer-events:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}.notfound-code{margin:0;font-size:clamp(4.5rem,10vw,7rem);font-weight:800;letter-spacing:-.04em;line-height:1;background:#888;-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.notfound-heading{margin:12px 0 0;font-size:clamp(1.3rem,2.4vw,1.8rem);font-weight:600;color:#f4f6fbf2}.notfound-body{font-size:clamp(.95rem,1.2vw,1.08rem);line-height:1.6;color:#f4f6fb8c;max-width:36ch;margin:10px auto 0}.notfound-cta{display:inline-flex;align-items:center;gap:8px;margin-top:28px;padding:12px 24px;border-radius:12px;background:#ffffff0f;border:1px solid rgba(255,255,255,.12);color:#f4f6fb;font-size:.95rem;font-weight:500;text-decoration:none;transition:background .2s ease,border-color .2s ease,box-shadow .2s ease}.notfound-cta:hover{background:#ffffff1a;border-color:#ffffff38;box-shadow:0 4px 18px #0000004d}.notfound-cta:focus-visible{outline:2px solid rgba(255,255,255,.5);outline-offset:3px}.notfound-cta-icon{width:18px;height:18px}@media (max-width: 600px){.notfound-shell{--notfound-inset: 10px;--notfound-radius: 14px;--notfound-frame-top-height: 56px}.notfound-tabbar{gap:4px}.notfound-tab{min-width:80px;padding:4px 8px;font-size:.72rem}.notfound-frame-btn{width:24px;height:18px}.notfound-content{padding:20px}.notfound-cta{padding:10px 18px;font-size:.88rem}}