:root{--bg: #f4f6f8;--surface: #ffffff;--surface-2: #eef1f4;--text: #16202b;--text-muted: #64748b;--accent: #059669;--accent-strong: #047857;--accent-soft: #d8f3e7;--accent-contrast: #ffffff;--danger: #dc2626;--danger-soft: #fee2e2;--warning-soft: #fef3c7;--border: #e2e8f0;--shadow: 0 1px 2px rgba(15, 23, 42, .06), 0 4px 16px rgba(15, 23, 42, .06);--shadow-lg: 0 8px 30px rgba(15, 23, 42, .16);--overlay: rgba(15, 23, 42, .45);--radius: 16px;--radius-sm: 10px;--radius-full: 999px;--nav-height: 62px;--sidebar-width: 232px;--font: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, "Noto Sans", sans-serif;color-scheme:light}[data-theme=dark]{--bg: #0b1220;--surface: #131c2c;--surface-2: #1c2739;--text: #e6ebf2;--text-muted: #93a3b8;--accent: #10b981;--accent-strong: #34d399;--accent-soft: rgba(16, 185, 129, .16);--accent-contrast: #06281c;--danger: #f87171;--danger-soft: rgba(248, 113, 113, .14);--warning-soft: rgba(251, 191, 36, .14);--border: #263248;--shadow: 0 1px 2px rgba(0, 0, 0, .35), 0 4px 18px rgba(0, 0, 0, .35);--shadow-lg: 0 10px 36px rgba(0, 0, 0, .55);--overlay: rgba(2, 6, 14, .6);color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--font);background:var(--bg);color:var(--text);font-size:15px;line-height:1.45;-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}h1,h2,h3,h4{margin:0;font-weight:650}button{font-family:inherit;cursor:pointer}input,select,textarea{font-family:inherit;font-size:15px;color:var(--text)}.app-shell{min-height:100dvh}.page{max-width:640px;margin:0 auto;padding:16px 16px calc(var(--nav-height) + 96px)}@media (min-width: 768px){.app-shell{display:grid;grid-template-columns:var(--sidebar-width) 1fr}.page{max-width:760px;padding:28px 32px 96px}}.sidebar{display:none}@media (min-width: 768px){.sidebar{display:flex;flex-direction:column;gap:4px;padding:20px 12px;background:var(--surface);border-right:1px solid var(--border);position:sticky;top:0;height:100dvh}.sidebar-brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:700;padding:6px 12px 18px}.sidebar-brand img{width:30px;height:30px;border-radius:8px}.side-link{display:flex;align-items:center;gap:12px;padding:11px 14px;border:none;background:none;border-radius:var(--radius-sm);font-size:15px;font-weight:550;color:var(--text-muted);text-align:left}.side-link:hover{background:var(--surface-2);color:var(--text)}.side-link.active{background:var(--accent-soft);color:var(--accent-strong)}.bottom-nav{display:none!important}}.bottom-nav{position:fixed;bottom:0;left:0;right:0;display:flex;background:var(--surface);border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom);z-index:40}.nav-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:9px 0 7px;border:none;background:none;font-size:11px;font-weight:550;color:var(--text-muted)}.nav-item.active{color:var(--accent)}.nav-item .nav-icon{font-size:21px;line-height:1}.fab{position:fixed;right:18px;bottom:calc(var(--nav-height) + 18px + env(safe-area-inset-bottom));width:58px;height:58px;border-radius:var(--radius-full);border:none;background:var(--accent);color:var(--accent-contrast);font-size:30px;line-height:1;box-shadow:var(--shadow-lg);z-index:41;display:flex;align-items:center;justify-content:center}.fab:active{transform:scale(.95)}@media (min-width: 768px){.fab{bottom:28px;right:28px}}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px}.section-title{font-size:13px;font-weight:650;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);margin:22px 0 10px}.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:12px 14px;min-width:0}.stat-label{font-size:12px;color:var(--text-muted);font-weight:550}.stat-value{font-size:17px;font-weight:700;margin-top:2px;overflow-wrap:anywhere}.stat-sub{font-size:11.5px;color:var(--text-muted);margin-top:2px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:var(--radius-sm);padding:10px 16px;font-size:14.5px;font-weight:600}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--accent);border-color:var(--accent);color:var(--accent-contrast)}.btn-primary:not(:disabled):active{background:var(--accent-strong)}.btn-danger{background:var(--danger);border-color:var(--danger);color:#fff}.btn-ghost{border-color:transparent;background:transparent;color:var(--accent)}.btn-block{width:100%;padding:13px 16px;font-size:16px}.btn-lg{padding:14px 22px;font-size:16px;border-radius:var(--radius)}.icon-btn{border:none;background:none;padding:8px;border-radius:var(--radius-sm);color:var(--text-muted);font-size:17px;line-height:1}.icon-btn:hover{background:var(--surface-2)}.field{margin-bottom:14px}.field-label{display:block;font-size:13px;font-weight:600;color:var(--text-muted);margin-bottom:6px}.input,.select{width:100%;padding:11px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);outline:none}.input:focus,.select:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}option{background:var(--surface);color:var(--text)}@supports (appearance: base-select){select.select,select.select::picker(select){-webkit-appearance:base-select;-moz-appearance:base-select;appearance:base-select}select.select::picker(select){background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);padding:4px;margin-top:4px}select.select option{padding:9px 12px;border-radius:7px;font-size:14.5px}select.select option:hover,select.select option:focus{background:var(--surface-2)}select.select option:checked{background:var(--accent-soft);color:var(--accent-strong)}}.input.invalid{border-color:var(--danger)}.field-error{color:var(--danger);font-size:12.5px;margin-top:5px}.amount-input{font-size:26px;font-weight:700;padding:13px 44px;text-align:center}.amount-wrap{position:relative}.amount-wrap .calc-badge{position:absolute;right:13px;top:50%;transform:translateY(-50%);font-size:19px;opacity:.5;pointer-events:none}.calc-ops{display:flex;gap:8px;justify-content:center;margin-top:8px}.calc-op{width:46px;height:34px;border:1px solid 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span.cat-name{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.day-group{margin-bottom:18px}.day-header{display:flex;justify-content:space-between;align-items:baseline;padding:0 4px 8px}.day-header h3{font-size:14.5px}.day-total{font-size:13.5px;font-weight:650;color:var(--accent-strong)}.expense-list{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.expense-row{display:flex;align-items:center;gap:12px;width:100%;padding:12px 14px;border:none;background:none;text-align:left;border-bottom:1px solid var(--border)}.expense-row:last-child{border-bottom:none}.expense-row:hover{background:var(--surface-2)}.cat-chip{width:40px;height:40px;border-radius:12px;background:var(--accent-soft);display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}.expense-main{flex:1;min-width:0}.expense-title{font-weight:600;font-size:14.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.expense-sub{font-size:12.5px;color:var(--text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.expense-amount{font-weight:700;font-size:15px;white-space:nowrap}.bar-row{display:flex;align-items:center;gap:10px;padding:7px 0}.bar-label{display:flex;align-items:center;gap:8px;width:138px;flex-shrink:0;font-size:13.5px;font-weight:550;overflow:hidden}.bar-label span.name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.bar-track{flex:1;height:8px;background:var(--surface-2);border-radius:var(--radius-full);overflow:hidden}.bar-fill{height:100%;background:var(--accent);border-radius:var(--radius-full)}.bar-value{font-size:12.5px;font-weight:650;white-space:nowrap;min-width:74px;text-align:right}.chip-row{display:flex;gap:8px;overflow-x:auto;padding:2px 2px 6px;scrollbar-width:none}.chip-row::-webkit-scrollbar{display:none}.chip{border:1px solid var(--border);background:var(--surface);color:var(--text-muted);padding:7px 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env(safe-area-inset-bottom));left:50%;transform:translate(-50%);display:flex;flex-direction:column;gap:8px;z-index:200;width:min(92vw,420px);pointer-events:none}@media (min-width: 768px){.toast-viewport{bottom:24px}}.toast{background:var(--text);color:var(--bg);padding:11px 16px;border-radius:var(--radius-sm);font-size:14px;font-weight:550;box-shadow:var(--shadow-lg);text-align:center;animation:toast-in .18s ease-out}.toast.error{background:var(--danger);color:#fff}@keyframes toast-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.empty-state{text-align:center;padding:36px 20px;color:var(--text-muted)}.empty-state .empty-icon{font-size:40px;margin-bottom:10px}.muted{color:var(--text-muted)}.small{font-size:12.5px}.row-between{display:flex;align-items:center;justify-content:space-between;gap:12px}.settings-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:13px 0;border-bottom:1px solid var(--border)}.settings-row:last-child{border-bottom:none}.settings-row-label{font-weight:600;font-size:14.5px}.settings-row-sub{font-size:12.5px;color:var(--text-muted);margin-top:2px}.switch{position:relative;width:46px;height:27px;flex-shrink:0}.switch input{opacity:0;width:100%;height:100%;position:absolute;margin:0;cursor:pointer}.switch .track{position:absolute;top:0;right:0;bottom:0;left:0;background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-full);transition:background .15s;pointer-events:none}.switch .thumb{position:absolute;top:3px;left:3px;width:21px;height:21px;border-radius:50%;background:var(--surface);box-shadow:0 1px 3px #00000040;transition:transform .15s;pointer-events:none}.switch input:checked~.track{background:var(--accent);border-color:var(--accent)}.switch input:checked~.thumb{transform:translate(19px)}.banner{display:flex;align-items:center;gap:10px;background:var(--warning-soft);border:1px solid var(--border);border-radius:var(--radius);padding:12px 14px;margin-bottom:14px;font-size:14px}.chart-box{position:relative;width:100%}