:root{--bg: #1a1a2e;--surface: #16213e;--text: #e0e0e0;--muted: #888;--positive: #4ecca3;--negative: #e84545;--accent: #6c63ff}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);min-height:100dvh;overflow-x:hidden}.app{max-width:480px;margin:0 auto;padding:16px;overflow-x:hidden}header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}h1{font-size:1.4rem;font-weight:600}.icon-btn{background:none;border:none;color:var(--text);font-size:1.4rem;cursor:pointer}.settings{background:var(--surface);border-radius:12px;padding:16px;margin-bottom:16px;display:flex;flex-direction:column;gap:12px}.settings label{display:flex;flex-direction:column;gap:4px;font-size:.85rem;color:var(--muted)}.settings input{padding:10px;border-radius:8px;border:1px solid #333;background:var(--bg);color:var(--text);font-size:1rem}.settings button{padding:10px;border-radius:8px;border:none;background:var(--accent);color:#fff;font-size:.95rem;cursor:pointer}.settings-actions{display:flex;gap:8px}.settings-actions button{flex:1;background:var(--surface);border:1px solid #333}.error{background:var(--negative);color:#fff;padding:10px 14px;border-radius:8px;margin-bottom:16px;font-size:.85rem;cursor:pointer}.balance{text-align:center;padding:32px 0}.balance-number{font-size:4rem;font-weight:700;font-variant-numeric:tabular-nums}.balance-label{display:block;font-size:1rem;color:var(--muted);margin-top:4px}.positive{color:var(--positive)}.negative{color:var(--negative)}.entry-form{display:flex;gap:8px;margin-bottom:24px}.delta-input{width:100px;padding:10px;border-radius:8px;border:1px solid #333;background:var(--surface);color:var(--text);font-size:1rem;text-align:center}.note-input{flex:1;min-width:0;padding:10px;border-radius:8px;border:1px solid #333;background:var(--surface);color:var(--text);font-size:1rem}.entry-form button{padding:10px 20px;border-radius:8px;border:none;background:var(--accent);color:#fff;font-size:.95rem;cursor:pointer}.entry-form button:disabled{opacity:.4;cursor:default}.loading{text-align:center;color:var(--muted);padding:16px}.history{list-style:none}.event-item{display:flex;align-items:center;justify-content:space-between;padding:12px;background:var(--surface);border-radius:10px;margin-bottom:8px}.event-main{display:flex;align-items:baseline;gap:10px;flex:1;min-width:0}.event-delta{font-weight:700;font-size:1.1rem;min-width:48px;font-variant-numeric:tabular-nums}.event-note{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:.9rem}.event-date{font-size:.75rem;color:var(--muted);white-space:nowrap}.delete-btn{background:none;border:none;color:var(--muted);font-size:1rem;cursor:pointer;padding:4px 8px;margin-left:8px}.delete-btn:hover{color:var(--negative)}.empty{text-align:center;color:var(--muted);padding:32px}input[type=number]::-webkit-inner-spin-button,input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}input[type=number]{-moz-appearance:textfield}