:root{--bg:#f7f8fa;--card:#fff;--text:#1a1d23;--muted:#6b7280;--border:#e5e7eb;--hover:#f3f4f6;--brand:#2563eb;--brand-dark:#1d4ed8;--lost:#dc2626;--found:#16a34a;--radius:10px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}[data-theme=dark]{--bg:#0f1115;--card:#181b21;--text:#e6e8eb;--muted:#9aa3af;--border:#2a2f37;--hover:#232831;--brand:#3b82f6;--brand-dark:#60a5fa;--lost:#f05252;--found:#31c48d;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5}a{color:inherit;text-decoration:none}.container{max-width:1040px;min-height:calc(100vh - 120px);margin:0 auto;padding:24px 16px 64px}.nav{background:var(--card);border-bottom:1px solid var(--border);z-index:1000;justify-content:space-between;align-items:center;gap:16px;padding:12px 20px;display:flex;position:sticky;top:0}.nav 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0}.account-dropdown-toggles{gap:8px;padding:4px;display:flex}.bottom-nav{display:none}@media (max-width:720px){.nav-desktop,.nav-app{display:none}.bottom-nav{z-index:1000;background:var(--card);border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom,0);justify-content:space-around;align-items:stretch;display:flex;position:fixed;bottom:0;left:0;right:0}.bottom-tab{color:var(--muted);flex-direction:column;flex:1;justify-content:center;align-items:center;gap:3px;padding:8px 0 7px;font-size:11px;font-weight:600;text-decoration:none;display:flex}.bottom-tab.active{color:var(--brand)}.bottom-icon{font-size:20px;line-height:1;position:relative}.bottom-badge{background:var(--brand);color:#fff;border-radius:999px;justify-content:center;align-items:center;min-width:16px;height:16px;padding:0 4px;font-size:10px;font-weight:700;display:inline-flex;position:absolute;top:-6px;left:12px}.bottom-post{flex:none;justify-content:flex-start}.bottom-post-btn{background:var(--brand);color:#fff;border-radius:999px;justify-content:center;align-items:center;width:52px;height:52px;margin-top:-18px;font-size:30px;font-weight:400;line-height:1;display:inline-flex;box-shadow:0 4px 12px #00000040}.container{padding-bottom:84px}}