*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-bg: #f5f5f7;--color-surface: #ffffff;--color-border: #e5e5ea;--color-primary: #007aff;--color-primary-d: #0062cc;--color-danger: #ff3b30;--color-success: #34c759;--color-warning: #ff9500;--color-text: #1c1c1e;--color-text-2: #6e6e73;--color-text-3: #aeaeb2;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--nav-height: 56px;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,Helvetica Neue,sans-serif;font-size:16px;-webkit-font-smoothing:antialiased}@media (prefers-color-scheme: dark){:root{--color-bg: #1c1c1e;--color-surface: #2c2c2e;--color-border: #3a3a3c;--color-text: #f2f2f7;--color-text-2: #aeaeb2;--color-text-3: #636366}}body{background:var(--color-bg);color:var(--color-text)}.app{display:flex;flex-direction:column;height:100dvh;max-width:480px;margin:0 auto;background:var(--color-bg)}.app-main{flex:1;overflow-y:auto;padding:var(--safe-top) 16px 0;padding-bottom:calc(var(--nav-height) + var(--safe-bottom) + 16px);-webkit-overflow-scrolling:touch}.bottom-nav{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:480px;height:calc(var(--nav-height) + var(--safe-bottom));padding-bottom:var(--safe-bottom);background:#ffffffd9;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-top:.5px solid var(--color-border);display:flex;align-items:flex-start;padding-top:4px;z-index:100}@media (prefers-color-scheme: dark){.bottom-nav{background:#1c1c1ed9}}.nav-btn{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;background:none;border:none;cursor:pointer;padding:4px 0;color:var(--color-text-3);transition:color .15s;-webkit-tap-highlight-color:transparent}.nav-btn--active{color:var(--color-primary)}.nav-btn--primary .nav-btn__icon{display:flex;align-items:center;justify-content:center;width:44px;height:32px;background:var(--color-primary);border-radius:10px;font-size:18px;margin-top:-4px}.nav-btn__icon{font-size:22px;line-height:1}.nav-btn__label{font-size:10px;font-weight:500}.card{background:var(--color-surface);border-radius:var(--radius-lg);padding:16px;margin-bottom:12px}.card--flat{border:.5px solid var(--color-border)}.section-header{display:flex;align-items:center;justify-content:space-between;margin:20px 0 10px}.section-title{font-size:20px;font-weight:700;letter-spacing:-.4px}.metric-label{font-size:12px;color:var(--color-text-2);margin-bottom:2px}.metric-value{font-size:28px;font-weight:700;letter-spacing:-.8px}.metric-value--sm{font-size:20px;font-weight:600}.badge{display:inline-block;font-size:11px;font-weight:600;padding:2px 8px;border-radius:20px}.badge--success{background:#d1f5de;color:#1a7f37}.badge--warning{background:#fff0d0;color:#9a5700}.badge--danger{background:#ffe0de;color:#b91c1c}@media (prefers-color-scheme: dark){.badge--success{background:#1a3d27;color:#57d97c}.badge--warning{background:#3d2a00;color:orange}.badge--danger{background:#3d1010;color:#ff6b6b}}.progress-track{height:6px;background:var(--color-border);border-radius:3px;overflow:hidden;margin-top:6px}.progress-fill{height:100%;border-radius:3px;transition:width .3s ease}.field{margin-bottom:12px}.field label{display:block;font-size:13px;color:var(--color-text-2);margin-bottom:4px}input,select,textarea{width:100%;padding:12px 14px;font-size:16px;border:.5px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-text);-moz-appearance:none;appearance:none;-webkit-appearance:none;outline:none;transition:border-color .15s;font-family:inherit}input:focus,select:focus,textarea:focus{border-color:var(--color-primary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:13px 20px;border-radius:var(--radius-md);font-size:16px;font-weight:600;border:none;cursor:pointer;transition:opacity .15s,transform .1s;-webkit-tap-highlight-color:transparent;font-family:inherit}.btn:active{transform:scale(.97)}.btn--primary{background:var(--color-primary);color:#fff;width:100%}.btn--ghost{background:var(--color-bg);color:var(--color-text);border:.5px solid var(--color-border)}.btn--danger{background:var(--color-danger);color:#fff}.btn--sm{padding:7px 14px;font-size:14px}.expense-row{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:.5px solid var(--color-border)}.expense-row:last-child{border-bottom:none}.expense-icon{width:40px;height:40px;border-radius:10px;background:var(--color-bg);display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}.expense-info{flex:1;min-width:0}.expense-name{font-size:15px;font-weight:500}.expense-meta{font-size:12px;color:var(--color-text-2);margin-top:1px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.expense-amount{font-size:16px;font-weight:600;flex-shrink:0}.expense-amount--neg{color:var(--color-danger)}.day-divider{font-size:13px;font-weight:600;color:var(--color-text-2);margin:16px 0 6px}.empty-state{text-align:center;padding:48px 24px;color:var(--color-text-2)}.empty-state__icon{font-size:48px;margin-bottom:12px}.empty-state__title{font-size:18px;font-weight:600;margin-bottom:6px}.empty-state__text{font-size:14px}.chip-group{display:flex;flex-wrap:wrap;gap:8px}.chip{padding:7px 14px;border-radius:20px;font-size:14px;border:1px solid var(--color-border);background:var(--color-surface);color:var(--color-text);cursor:pointer;transition:all .15s;-webkit-tap-highlight-color:transparent}.chip--selected{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.amount-input-wrap{display:flex;align-items:center;gap:4px;margin-bottom:20px}.amount-input-wrap span{font-size:32px;font-weight:700;color:var(--color-text-2)}.amount-input{font-size:40px!important;font-weight:700!important;border:none!important;padding:0!important;background:transparent!important;width:auto;min-width:120px;max-width:100%;letter-spacing:-1px}.amount-input:focus{border:none!important;outline:none!important}.text-muted{color:var(--color-text-2)}.text-danger{color:var(--color-danger)}.text-success{color:var(--color-success)}.mt-4{margin-top:4px}.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mb-4{margin-bottom:4px}.mb-8{margin-bottom:8px}.flex{display:flex}.flex-between{display:flex;justify-content:space-between;align-items:center}.flex-center{display:flex;align-items:center}.gap-8{gap:8px}.gap-12{gap:12px}.w-full{width:100%}.spinner{width:24px;height:24px;border:2.5px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .7s linear infinite;margin:48px auto}@keyframes spin{to{transform:rotate(360deg)}}