:root{--bg:#0f1115;--surface:#181b22;--surface-2:#20242d;--border:#2a2f3a;--text:#e8eaed;--muted:#9aa3b2;--accent:#7c9cff;--accent-soft:#2a3354;--green:#4ade80;--red:#f87171;--radius:14px}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.container{max-width:1040px;margin:0 auto;padding:24px 20px 80px}.nav{position:-webkit-sticky;position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:8px;padding:14px 20px;background:rgba(15,17,21,.85);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}.nav .brand{font-weight:700;letter-spacing:.5px;margin-right:12px}.nav a{padding:7px 13px;border-radius:999px;color:var(--muted);font-size:14px;font-weight:500}.nav a.active,.nav a:hover{color:var(--text);background:var(--surface-2)}.nav .spacer{flex:1 1}.nav .user{font-size:13px;color:var(--muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:9px 16px;border-radius:10px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);font-size:14px;font-weight:600;cursor:pointer;transition:background .12s ease}.btn:hover{background:var(--accent-soft)}.btn-primary{background:var(--accent);border-color:var(--accent);color:#0b0d12}.btn-primary:hover{filter:brightness(1.05);background:var(--accent)}.btn-ghost{background:transparent}.grid{display:grid;grid-gap:16px;gap:16px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}@media (max-width:720px){.grid-2,.grid-3{grid-template-columns:1fr}}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px}.card h2{margin:0 0 14px;font-size:15px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.6px}.stat{font-size:30px;font-weight:700;line-height:1.1}.stat.green{color:var(--green)}.stat.red{color:var(--red)}.stat-label{margin-top:6px;color:var(--muted);font-size:13px}h1{font-size:26px;margin:8px 0 20px}.subtle{color:var(--muted);font-size:13px}.row{display:flex;justify-content:space-between;align-items:center;padding:9px 0;border-bottom:1px solid var(--border)}.row:last-child{border-bottom:none}.row .label{color:var(--text)}.row .amount{font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-weight:600}.row .sub{color:var(--muted);font-size:12px}.cat-total{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:6px}.cat-total .name{font-weight:600;font-size:15px}.cat-total .sum{font-feature-settings:"tnum";font-variant-numeric:tabular-nums;color:var(--muted)}.center-screen{min-height:100vh;display:grid;place-items:center;padding:20px}.login-card{width:100%;max-width:360px}.field{margin-bottom:14px}.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}input,textarea{width:100%;padding:11px 13px;border-radius:10px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);font-size:15px;font-family:inherit}input:focus,textarea:focus{outline:none;border-color:var(--accent)}.error{color:var(--red);font-size:13px;margin-bottom:12px}.cal{display:grid;grid-template-columns:repeat(7,1fr);grid-gap:6px;gap:6px}.cal .dow{text-align:center;font-size:12px;color:var(--muted);padding:4px 0}.cal .day{aspect-ratio:1/1;border:1px solid var(--border);border-radius:10px;padding:6px;font-size:13px;background:var(--surface);display:flex;flex-direction:column;gap:4px}.cal .day.empty{background:transparent;border:none}.cal .day.today{border-color:var(--accent)}.cal .day .num{color:var(--muted)}.cal .day .ev{color:var(--text);border-radius:6px;padding:2px 5px;line-height:1.2;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.badge,.cal .day .ev{background:var(--accent-soft);font-size:11px}.badge{display:inline-block;padding:2px 8px;border-radius:999px;color:var(--accent);margin-left:8px}.chat-wrap{display:flex;flex-direction:column;height:calc(100vh - 180px);min-height:420px}.chat-log{flex:1 1;overflow-y:auto;display:flex;flex-direction:column;gap:12px;padding:4px 2px 16px}.bubble{max-width:78%;padding:11px 15px;border-radius:14px;font-size:15px;line-height:1.5;white-space:pre-wrap;word-break:break-word}.bubble.user{align-self:flex-end;background:var(--accent);color:#0b0d12;border-bottom-right-radius:4px}.bubble.assistant{align-self:flex-start;background:var(--surface-2);border:1px solid var(--border);border-bottom-left-radius:4px}.chat-input{display:flex;gap:10px;padding-top:12px;border-top:1px solid var(--border)}.chat-input textarea{resize:none;height:48px}