:root{--bg: #0b1424;--panel: #0f172a;--panel-2: #1e293b;--border: #334155;--text: #f1f5f9;--text-dim: #94a3b8;--muted: #64748b;--accent: #38bdf8;--accent-strong: #0ea5e9;--ok: #22c55e;--warn: #f59e0b;--danger: #ef4444}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;min-height:100vh;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:16px;line-height:1.5}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4{margin:0 0 .5rem;color:var(--text)}input,select,textarea{background:var(--panel);color:var(--text);border:1px solid var(--border);border-radius:.5rem;padding:.6rem .8rem;font:inherit;width:100%}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent)}.btn{background:var(--accent);color:#0b1424;border:none;padding:.7rem 1.2rem;border-radius:.5rem;font:inherit;font-weight:600;cursor:pointer;transition:background .12s}.btn:hover{background:#7dd3fc}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-block{width:100%}.btn-ghost{background:transparent;border:1px solid var(--border);color:var(--text);font-weight:500}.btn-ghost:hover{background:var(--panel-2)}.card{background:var(--panel);border:1px solid var(--border);border-radius:.75rem;padding:1rem;margin-bottom:.75rem}.error{background:#ef44441f;border:1px solid var(--danger);color:#fca5a5;padding:.75rem 1rem;border-radius:.5rem;margin-bottom:.75rem}.label{display:block;font-size:.85rem;color:var(--text-dim);margin-bottom:.3rem;margin-top:.6rem}.app-shell{max-width:600px;margin:0 auto;min-height:100vh;padding:1rem 1rem 5rem}.topbar{display:flex;align-items:center;justify-content:space-between;padding:.75rem 0;border-bottom:1px solid var(--border);margin-bottom:1rem}.topbar h1{font-size:1.2rem;margin:0}.brand-logo{font-weight:700;color:var(--accent)}.bottom-nav{position:fixed;bottom:0;left:0;right:0;background:var(--panel);border-top:1px solid var(--border);display:flex;justify-content:space-around;padding:.5rem 0;z-index:100}.bottom-nav button{background:transparent;border:none;color:var(--muted);padding:.4rem .8rem;cursor:pointer;font-size:.75rem;display:flex;flex-direction:column;align-items:center;gap:.15rem;min-width:70px}.bottom-nav button.active{color:var(--accent)}.bottom-nav button .icon{font-size:1.4rem;line-height:1}.badge{display:inline-block;padding:.15rem .5rem;border-radius:999px;font-size:.75rem;font-weight:600}.badge-ok{background:#22c55e2e;color:#86efac}.badge-warn{background:#f59e0b2e;color:#fcd34d}.badge-info{background:#38bdf82e;color:#7dd3fc}.hint{color:var(--text-dim);font-size:.9rem}.mono{font-family:monospace;font-size:.9em}.footer-info{position:fixed;bottom:64px;left:0;right:0;text-align:center;font-size:.7rem;color:var(--muted);padding:.25rem;background:var(--bg)}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1rem}.login-card{background:var(--panel);border:1px solid var(--border);border-radius:1rem;padding:2rem 1.5rem;width:100%;max-width:380px}.login-card h2{text-align:center;margin-bottom:1.5rem;color:var(--accent)}