*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #f8f9fa;--card: #ffffff;--text: #1a1a2e;--text-muted: #888888;--text-light: #aaaaaa;--border: #e0e0e0;--primary: #1a1a2e;--danger: #e74c3c;--green: #27ae60;--yellow: #f39c12;--red: #e74c3c}html,body{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{height:100%}.app{display:flex;flex-direction:column;height:100%;max-width:480px;margin:0 auto}.main{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch}.tab-bar{display:flex;border-top:1px solid var(--border);background:var(--card);flex-shrink:0}.tab{flex:1;padding:12px 0;font-size:22px;background:none;border:none;color:var(--text-light);cursor:pointer;transition:color .15s}.tab.active{color:var(--primary);font-weight:700}.center-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;gap:12px}.spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{font-size:15px;color:var(--text-muted)}.error-banner{background:#fde8e8;color:var(--danger);padding:12px;margin:12px 16px;border-radius:8px;font-size:14px;text-align:center}.btn{display:inline-flex;align-items:center;justify-content:center;border:none;border-radius:12px;padding:14px 20px;font-size:16px;font-weight:600;cursor:pointer;transition:opacity .15s}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-secondary{background:var(--card);color:var(--text);border:1px solid var(--border)}.btn-danger{background:none;color:var(--danger);font-size:16px;font-weight:600;width:100%;padding:16px}.input{width:100%;padding:14px 16px;font-size:16px;border:1px solid var(--border);border-radius:12px;background:var(--card);color:var(--text);outline:none;transition:border-color .15s}.input:focus{border-color:var(--primary)}.login-page{display:flex;align-items:center;justify-content:center;min-height:100%;padding:24px}.login-content{width:100%;max-width:400px}.login-title{font-size:32px;font-weight:700;text-align:center;margin-bottom:8px}.login-subtitle{font-size:15px;color:var(--text-muted);text-align:center;line-height:1.5;margin-bottom:32px}.login-subtitle a{color:#2563eb}.login-input{margin-bottom:12px}.password-row{position:relative;margin-bottom:16px}.password-input{padding-right:60px}.password-toggle{position:absolute;right:12px;top:50%;transform:translateY(-50%);background:none;border:none;color:var(--text-muted);font-size:14px;font-weight:500;cursor:pointer;padding:4px}.login-full-btn{width:100%;margin-bottom:16px}.otp-input{font-size:28px;font-weight:600;letter-spacing:8px;text-align:center;margin-bottom:16px}.token-input{font-family:SF Mono,Menlo,Monaco,monospace;font-size:14px;margin-bottom:16px}.login-help{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px;margin-bottom:16px}.login-help-title{font-size:15px;font-weight:600;margin-bottom:6px}.login-help-text{font-size:14px;color:#555;line-height:1.5}.login-help-text a{color:#2563eb}.login-back{display:block;margin:0 auto}.token-code{display:block;background:#f0f0f0;padding:8px 12px;border-radius:6px;font-family:SF Mono,Menlo,Monaco,monospace;font-size:12px;margin-bottom:16px;word-break:break-all;-webkit-user-select:all;user-select:all}.btn-link{background:none;border:none;color:var(--text-muted);font-size:13px;text-decoration:underline;cursor:pointer;padding:0}.token-code{display:block;background:#f0f0f0;padding:8px 12px;border-radius:6px;font-family:SF Mono,Menlo,Monaco,monospace;font-size:12px;margin:8px 0;word-break:break-all;-webkit-user-select:all;user-select:all;cursor:pointer}.token-input-row{display:flex;gap:8px}.token-input-row .input{flex:1;font-family:SF Mono,Menlo,Monaco,monospace;font-size:14px}.token-input-row .btn{flex-shrink:0}.dashboard{padding-bottom:24px}.daily-number{text-align:center;padding:40px 16px}.daily-label{font-size:14px;color:var(--text-muted);font-weight:500;letter-spacing:1.5px;margin-bottom:8px}.daily-amount{font-size:72px;font-weight:800;line-height:1.1}.daily-per-day{font-size:16px;color:var(--text-light);margin-top:4px}.daily-over-budget{font-size:14px;color:var(--danger);margin-top:8px;font-weight:600}.spending-summary{padding:0 16px;display:flex;flex-direction:column;gap:12px}.stat-row{display:flex;gap:12px}.stat-card{flex:1;background:var(--card);border-radius:12px;padding:16px;box-shadow:0 1px 4px #0000000d}.stat-label{font-size:13px;color:var(--text-muted);font-weight:500;margin-bottom:4px}.stat-value{font-size:20px;font-weight:700;color:var(--text)}.refresh-btn{display:block;margin:20px auto 0}.stale-text{text-align:center;color:var(--text-light);font-size:13px;margin-top:12px}.categories-page{height:100%;display:flex;flex-direction:column}.hint{font-size:14px;color:var(--text-muted);padding:16px 16px 8px}.chip-row{display:flex;gap:8px;padding:0 16px 12px}.chip{background:var(--primary);color:#fff;border:none;border-radius:20px;padding:8px 14px;font-size:13px;font-weight:600;cursor:pointer;transition:opacity .15s}.chip:hover{opacity:.85}.category-list{flex:1;overflow-y:auto;padding-bottom:24px}.section-header{padding:20px 16px 8px;font-size:12px;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:1px;background:var(--bg)}.category-row{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:var(--card);border-bottom:1px solid #f0f0f0;cursor:pointer}.category-name{font-size:16px;color:var(--text)}.toggle{-moz-appearance:none;appearance:none;-webkit-appearance:none;width:48px;height:28px;background:#ddd;border-radius:14px;position:relative;cursor:pointer;transition:background .2s;flex-shrink:0}.toggle:after{content:"";position:absolute;top:2px;left:2px;width:24px;height:24px;background:#fff;border-radius:50%;transition:transform .2s;box-shadow:0 1px 3px #0003}.toggle:checked{background:var(--green)}.toggle:checked:after{transform:translate(20px)}.settings-page{padding:20px 16px}.settings-section{background:var(--card);border-radius:12px;margin-bottom:16px;overflow:hidden}.settings-row{display:flex;justify-content:space-between;align-items:center;padding:16px}.settings-label{font-size:16px;color:var(--text)}.settings-value{font-size:14px;color:var(--text-muted)}.footer-text{font-size:13px;color:var(--text-light);text-align:center;padding:20px 16px;line-height:1.5}@media(min-width:481px){.app{border-left:1px solid var(--border);border-right:1px solid var(--border)}}@media(max-width:380px){.daily-amount{font-size:56px}.stat-value{font-size:17px}}