:root{--bg: #0f172a;--bg-card: #1e293b;--border: #334155;--text: #f1f5f9;--text-muted: #94a3b8;--green: #22c55e;--red: #ef4444;--yellow: #f59e0b;--blue: #3b82f6;--accent: #6366f1}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:14px;line-height:1.5}#app{min-height:100vh}.nav{position:fixed;top:0;left:0;right:0;height:52px;background:var(--bg-card);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 16px;gap:24px;z-index:100}.nav-brand{font-weight:700;font-size:16px;color:var(--accent);text-decoration:none}.nav-links{display:flex;gap:16px}.nav-links a{color:var(--text-muted);text-decoration:none;font-size:13px;padding:4px 8px;border-radius:6px;transition:color .15s,background .15s}.nav-links a:hover,.nav-links a.router-link-active{color:var(--text);background:var(--border)}main{padding:16px;min-height:100vh}main.with-nav{padding-top:68px;min-height:calc(100vh - 52px)}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:10px;padding:16px}.positive{color:var(--green)}.negative{color:var(--red)}.warning{color:var(--yellow)}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite;margin:40px auto}@keyframes spin{to{transform:rotate(360deg)}}.flag{display:inline-block;padding:2px 6px;border-radius:4px;font-size:11px;font-weight:600;background:#ef444426;color:var(--red);border:1px solid rgba(239,68,68,.3)}.flag.warning{background:#f59e0b26;color:var(--yellow);border-color:#f59e0b4d}@media(max-width:640px){.nav{padding:0 10px;gap:12px;overflow-x:auto}.nav-links{gap:4px}.nav-links a{padding:4px 6px;font-size:12px}.nav-brand{font-size:14px;flex-shrink:0}main{padding:12px}main.with-nav{padding-top:64px}.grid-2{grid-template-columns:1fr}.grid-3{grid-template-columns:1fr 1fr}}