:root{--bg:#fdfaf5;--surface:#fff;--surface-2:#f5f0e8;--border:#c9963c26;--txt:#1a1208;--txt-2:#6b5a3e;--txt-muted:#a89880;--accent:#c9963c;--accent-soft:#c9963c1f;--green:#2d6a4f;--green-soft:#2d6a4f1f;--red:#c0392b;--yellow:#e67e22;--glass:#fdfaf5cc;--glass-stroke:#c9963c2e;--blur:blur(16px) saturate(140%);--shadow:0 8px 30px #1a12081a;--radius:16px;--radius-lg:24px;--nav-h:64px;--font:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, system-ui, sans-serif;--ease:cubic-bezier(.22,1,.36,1);--dur:.35s;--app-max:460px}[data-theme=dark]{--bg:#08080c;--surface:#15151f;--surface-2:#1b1b27;--border:#f0f4ff14;--txt:#f0f4ff;--txt-2:#a8b4d0;--txt-muted:#5a6080;--glass:#08080ccc;--glass-stroke:#f0f4ff14;--shadow:0 8px 30px #00000073}*,:before,:after{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}html,body{height:100%}body{background:var(--bg);color:var(--txt);font-family:var(--font);-webkit-font-smoothing:antialiased;transition:background var(--dur) var(--ease), color var(--dur) var(--ease);line-height:1.5;overflow-x:hidden}.app-shell{max-width:var(--app-max);min-height:100vh;padding-bottom:calc(var(--nav-h) + 16px + env(safe-area-inset-bottom));margin:0 auto;position:relative}.v-splash{z-index:9999;background:var(--bg);transition:opacity .4s var(--ease), transform .4s var(--ease);flex-direction:column;justify-content:center;align-items:center;gap:20px;display:flex;position:fixed;inset:0}.v-splash.hide{opacity:0;pointer-events:none;transform:scale(1.04)}.v-halo{background:radial-gradient(circle, var(--accent) 0%, #c9963c00 70%);border-radius:50%;width:120px;height:120px;animation:2s ease-in-out infinite pulse-halo;box-shadow:0 0 60px #c9963c66}@keyframes pulse-halo{0%,to{opacity:.8;transform:scale(1)}50%{opacity:1;transform:scale(1.15)}}.v-tabbar{width:100%;max-width:var(--app-max);height:calc(var(--nav-h) + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--glass);-webkit-backdrop-filter:var(--blur);border-top:1px solid var(--glass-stroke);z-index:100;justify-content:space-around;align-items:center;display:flex;position:fixed;bottom:0;left:50%;transform:translate(-50%)}.v-tabbar i{color:var(--txt-muted);cursor:pointer;transition:color var(--dur) var(--ease), background var(--dur) var(--ease);letter-spacing:.02em;text-transform:uppercase;border-radius:12px;flex-direction:column;align-items:center;gap:4px;min-width:56px;padding:8px 16px;font-size:10px;font-style:normal;font-weight:600;display:flex}.v-tabbar i.on{color:var(--accent)}.v-tabbar i svg{transition:transform .2s var(--ease)}.v-tabbar i.on svg{transform:scale(1.1)}.v-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px}.v-badge{letter-spacing:.04em;border-radius:999px;align-items:center;gap:4px;padding:4px 10px;font-size:11px;font-weight:700;display:inline-flex}.v-badge.gold{color:var(--accent);background:#c9963c26}.v-badge.green{background:var(--green-soft);color:var(--green)}.v-badge.red{color:var(--red);background:#c0392b1f}.v-badge.yellow{color:var(--yellow);background:#e67e221f}.v-btn{border-radius:var(--radius);cursor:pointer;transition:transform .15s var(--ease), opacity .15s;border:none;justify-content:center;align-items:center;gap:8px;width:100%;padding:14px 24px;font-size:15px;font-weight:700;display:inline-flex}.v-btn:active{transform:scale(.97)}.v-btn.primary{background:var(--accent);color:#fff}.v-btn.ghost{color:var(--txt);border:1px solid var(--border);background:0 0}.page-header{z-index:50;background:var(--glass);-webkit-backdrop-filter:var(--blur);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:16px 16px 8px;display:flex;position:sticky;top:0}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);flex-direction:column;gap:4px;padding:16px;display:flex}.stat-card .stat-val{color:var(--txt);letter-spacing:-.03em;font-size:28px;font-weight:800}.stat-card .stat-label{color:var(--txt-muted);text-transform:uppercase;letter-spacing:.06em;font-size:12px;font-weight:600}.tree-node{flex-direction:column;align-items:center;gap:0;display:flex}.tree-node-card{background:var(--surface);border:2px solid var(--border);cursor:pointer;text-align:center;border-radius:12px;min-width:90px;padding:8px 12px;transition:border-color .2s,transform .15s}.tree-node-card:active{transform:scale(.97)}.tree-node-card.activo{border-color:var(--green)}.tree-node-card.riesgo{border-color:var(--yellow)}.tree-node-card.inactivo{border-color:var(--red);opacity:.7}.tree-node-card.root{border-color:var(--accent);border-width:3px}.chat-bubble{border-radius:18px;max-width:75%;padding:10px 14px;font-size:14px;line-height:1.4}.chat-bubble.out{background:var(--accent);color:#fff;border-bottom-right-radius:4px;align-self:flex-end}.chat-bubble.in{background:var(--surface-2);color:var(--txt);border-bottom-left-radius:4px;align-self:flex-start}.page-pad{padding:16px}.gap-2{gap:8px}.gap-3{gap:12px}.gap-4{gap:16px}.grid-2{grid-template-columns:1fr 1fr;gap:12px;display:grid}.flex-col{flex-direction:column;display:flex}.flex-row{flex-direction:row;align-items:center;display:flex}.txt-sm{font-size:12px}.txt-xs{font-size:11px}.fw-700{font-weight:700}.fw-800{font-weight:800}.c-muted{color:var(--txt-muted)}.c-accent{color:var(--accent)}.c-green{color:var(--green)}