:root{--accent: #14b8a6;--accent-dark: #0f9488;--accent-bg: #ecfdf5;--warn: #f97316;--danger: #ef4444;--bg: #ffffff;--surface: #f7f7f8;--text: #0a0a0a;--text-muted: #6b7280;--border: #e5e7eb;--radius-lg: 20px;--radius-md: 14px}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#root{margin:0;padding:0;height:100%;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,Segoe UI,Roboto,sans-serif;font-size:16px;overscroll-behavior:none}#root{padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom);max-width:480px;margin:0 auto}button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}input{font-family:inherit}input:focus{outline:none}.screen{padding:16px 20px 24px}.header{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px;padding-top:8px}.header h1{font-size:17px;font-weight:600;margin:0;color:var(--text-muted);letter-spacing:.2px}.icon-btn{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:22px;transition:background .15s}.icon-btn:active{background:var(--surface)}.budget{margin-bottom:36px}.budget-row{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:10px}.spent{font-size:32px;font-weight:700;letter-spacing:-.5px}.budget-amt{font-size:14px;color:var(--text-muted);font-weight:500}.progress{height:10px;background:var(--surface);border-radius:999px;overflow:hidden;margin-bottom:8px}.progress-fill{height:100%;background:var(--accent);border-radius:999px;transition:width .3s ease,background .3s}.progress-fill.warn{background:var(--warn)}.progress-fill.danger{background:var(--danger)}.left{font-size:13px;color:var(--text-muted)}.left.danger{color:var(--danger);font-weight:600}.rate-line{font-size:12px;color:var(--text-muted);margin-top:4px;font-variant-numeric:tabular-nums}.rate-line .actual.hot{color:var(--warn);font-weight:600}.rate-line .actual.over{color:var(--danger);font-weight:600}.banner{margin:18px 0 0;padding:12px 14px;border-radius:var(--radius-md);font-size:13px;font-weight:500;line-height:1.4;border:1px solid transparent}.banner.warn{background:#fff7ed;border-color:#fed7aa;color:#9a3412}.banner.danger{background:#fef2f2;border-color:#fecaca;color:#991b1b}.prompt{font-size:14px;color:var(--text-muted);margin-bottom:14px;font-weight:500}.categories{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px;margin-bottom:18px}.cat{aspect-ratio:1 / 1;background:var(--surface);border-radius:var(--radius-md);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;border:2px solid transparent;transition:all .15s}.cat:active{transform:scale(.96)}.cat.selected{background:var(--accent-bg);border-color:var(--accent)}.cat-icon{font-size:28px}.cat-label{font-size:13px;font-weight:600;color:var(--text)}.cat.selected .cat-label{color:var(--accent-dark)}.amount-wrap{position:relative;margin-bottom:12px}.amount-input{width:100%;height:60px;border:1.5px solid var(--border);border-radius:var(--radius-md);padding:0 18px 0 38px;font-size:22px;font-weight:600;background:var(--bg);transition:border-color .15s}.amount-input:focus{border-color:var(--accent)}.amount-input::placeholder{color:#c7c7cc;font-weight:500}.currency{position:absolute;left:18px;top:50%;transform:translateY(-50%);font-size:22px;font-weight:600;color:var(--text-muted);pointer-events:none}.note-wrap{max-height:0;overflow:hidden;transition:max-height .25s ease,margin .25s ease;margin-bottom:0}.note-wrap.show{max-height:70px;margin-bottom:12px}.note-input{width:100%;height:52px;border:1.5px solid var(--border);border-radius:var(--radius-md);padding:0 18px;font-size:16px;background:var(--bg)}.note-input:focus{border-color:var(--accent)}.submit{width:100%;height:56px;background:var(--accent);color:#fff;border-radius:var(--radius-md);font-size:17px;font-weight:600;transition:background .15s,transform .1s,opacity .15s}.submit:active{transform:scale(.98)}.submit:disabled{opacity:.4}.toast{position:fixed;bottom:32px;left:50%;transform:translate(-50%) translateY(20px);background:#0a0a0a;color:#fff;padding:12px 20px;border-radius:999px;font-size:14px;font-weight:500;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:100}.toast.show{opacity:1;transform:translate(-50%) translateY(0)}.back-row{display:flex;align-items:center;gap:6px;margin-bottom:24px;padding-top:8px}.back-btn{width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:50%;font-size:22px;margin-left:-8px}.back-btn:active{background:var(--surface)}.settings-title{font-size:22px;font-weight:700}.field{margin-bottom:24px}.field-label{font-size:13px;color:var(--text-muted);font-weight:500;margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px}.field-input{width:100%;height:56px;border:1.5px solid var(--border);border-radius:var(--radius-md);padding:0 18px;font-size:18px;font-weight:600;background:var(--bg)}.field-input:focus{border-color:var(--accent)}.field-input.with-prefix{padding-left:36px}.field-wrap{position:relative}.field-prefix{position:absolute;left:18px;top:50%;transform:translateY(-50%);font-size:18px;font-weight:600;color:var(--text-muted);pointer-events:none}.center-screen{min-height:100vh;display:flex;flex-direction:column;justify-content:center;padding:0 24px}.center-screen h1{font-size:28px;font-weight:700;margin:0 0 8px}.center-screen p{font-size:15px;color:var(--text-muted);margin:0 0 24px;line-height:1.5}.error-text{color:var(--danger);font-size:13px;margin-top:8px}.success-text{color:var(--accent-dark);font-size:14px;margin-top:12px;font-weight:500}.loading{display:flex;align-items:center;justify-content:center;height:100vh;color:var(--text-muted);font-size:14px}