:root{
  --bg:#EEF1F5;--surface:#FFFFFF;--surface-2:#F4F6F9;--ink:#101828;--muted:#667085;--line:#DCE2EA;
  --accent:#2B3FD6;--on-accent:#FFFFFF;--pos:#0B8559;--neg:#C9254F;--hl:rgba(43,63,214,.09);
  --d:'Bricolage Grotesque','Segoe UI',system-ui,sans-serif;--b:'Figtree','Segoe UI',system-ui,sans-serif;
  --nav-h:60px;color-scheme:light;
  box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#0D1218;--surface:#151C26;--surface-2:#1B2431;--ink:#E8EEF6;--muted:#8C98A9;--line:#263243;
    --accent:#8C9AFF;--on-accent:#0D1218;--pos:#3DD598;--neg:#FF6B8E;--hl:rgba(140,154,255,.15);color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#0D1218;--surface:#151C26;--surface-2:#1B2431;--ink:#E8EEF6;--muted:#8C98A9;--line:#263243;
  --accent:#8C9AFF;--on-accent:#0D1218;--pos:#3DD598;--neg:#FF6B8E;--hl:rgba(140,154,255,.15);color-scheme:dark;
}
html{scroll-padding-top:env(safe-area-inset-top,0px);-webkit-text-size-adjust:100%}
*,*::before,*::after{box-sizing:inherit}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.45 var(--b);-webkit-tap-highlight-color:transparent}
button,input,textarea{font-family:inherit}
[hidden]{display:none!important}
.app{max-width:560px;margin:0 auto;padding:14px 16px 100px}
h1,h2,h3,p{margin:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* hero */
.hero{padding:8px 2px 18px}
.hero-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.brand{font:600 17px var(--d);letter-spacing:.01em}
.chip-demo{font:500 12px var(--b);padding:4px 10px;border-radius:999px;background:var(--hl);color:var(--accent)}
.hero-month{display:flex;align-items:center;gap:4px;color:var(--muted);font-size:14px;margin-bottom:4px}
.hero-month #heroMonth{min-width:84px;text-align:center;color:var(--ink);font-weight:600}
.icon-btn{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font-size:20px;line-height:1;cursor:pointer;display:inline-flex;align-items:center;justify-content:center}
.icon-btn:disabled{opacity:.35;cursor:default}
.hero-num{display:inline-block;white-space:nowrap;font:700 48px/1.05 var(--d);letter-spacing:-.025em;font-variant-numeric:tabular-nums}
.hero-num .rp{font-size:.42em;font-weight:500;color:var(--muted);margin-right:.2em;letter-spacing:0}
.hero-delta{margin-top:8px;color:var(--muted);font-size:14px}
.hero-delta b{font-weight:600}

/* cards, buttons */
.card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:16px;margin-bottom:14px}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px;flex-wrap:wrap}
.card h2{font:600 17px var(--d)}
.hint{color:var(--muted);font-size:13px;margin-top:8px}
.pos{color:var(--pos)}.neg{color:var(--neg)}.flat{color:var(--muted)}
.seg{display:inline-flex;background:var(--surface-2);border:1px solid var(--line);border-radius:10px;padding:2px;gap:2px}
.seg button{border:0;background:transparent;color:var(--muted);font:500 13px var(--b);padding:6px 11px;border-radius:8px;cursor:pointer;min-height:32px}
.seg button.on{background:var(--ink);color:var(--bg)}
.seg.wide{display:flex}.seg.wide button{flex:1;min-height:40px}
.btn{min-height:44px;padding:0 18px;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font:600 15px var(--b);cursor:pointer}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}
.btn.danger{color:var(--neg);border-color:var(--neg);background:transparent}
.btn.ghost{background:transparent;border-color:transparent;color:var(--accent)}
.btn.full{width:100%}
.btn.armed{background:var(--neg);border-color:var(--neg);color:#fff}
.btn.small{min-height:36px;padding:0 12px;font-size:14px;border-radius:10px}
.stack{display:flex;flex-direction:column;gap:10px;margin-top:18px}

/* demo banner */
.demo-banner{display:flex;gap:12px;align-items:center;justify-content:space-between;background:var(--surface-2);border:1px dashed var(--line);border-radius:14px;padding:12px 14px;margin-bottom:14px;font-size:13.5px}

/* chart */
.range-sum{font-size:14px;color:var(--muted);margin-bottom:6px}
.range-sum b{font-weight:600}
.chart-scroll{overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch;margin:0 -6px}
.chart-scroll svg{display:block}
svg text{font:11px var(--b);fill:var(--muted)}
.c-grid{stroke:var(--line);stroke-width:1}
.c-zero{stroke:var(--muted);stroke-width:1;opacity:.55}
.c-hl{fill:var(--hl)}
.c-seg{stroke:var(--surface);stroke-width:.75}
.c-halo{fill:none;stroke:var(--surface);stroke-width:5;stroke-linejoin:round;stroke-linecap:round}
.c-net{fill:none;stroke:var(--ink);stroke-width:2.2;stroke-linejoin:round;stroke-linecap:round}
.c-dot{fill:var(--surface);stroke:var(--ink);stroke-width:2}
.hit{fill:transparent;cursor:pointer}
.legend{display:flex;flex-wrap:wrap;gap:6px 14px;margin-top:8px;font-size:12.5px;color:var(--muted)}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px;vertical-align:-1px}
.legend i.ln{height:3px;border-radius:2px;background:var(--ink);vertical-align:3px;width:14px}

/* breakdown */
.bgrp{margin-top:6px}
.bgrp-h{display:flex;justify-content:space-between;align-items:baseline;padding:10px 0 2px}
.bgrp-h h3{font:600 15px var(--d)}
.bgrp-h span{font:600 15px var(--d);font-variant-numeric:tabular-nums}
.brow{display:grid;grid-template-columns:10px 1fr 52px auto;align-items:center;gap:10px;padding:10px 0;border-top:1px solid var(--line)}
.brow .dot{width:10px;height:10px;border-radius:3px}
.brow .bn{min-width:0;font-weight:500}
.brow .bn small{display:block;color:var(--muted);font-size:12.5px;font-weight:400}
.brow .bv{text-align:right;font:600 14.5px var(--d);font-variant-numeric:tabular-nums}
.brow .dl{display:block;font:500 12px var(--b);white-space:nowrap}
.spark{width:52px;height:20px;display:block}
.brow[data-act]{cursor:pointer}
.hsum{font-size:14px;color:var(--muted);margin:-6px 0 10px}
.hsum b{font-weight:600}
.hchart{overflow-x:auto;overflow-y:hidden;margin:0 -4px 6px}
.hchart svg{display:block}
.hrow{display:grid;grid-template-columns:72px 1fr 1.2fr;gap:8px;padding:9px 0;border-top:1px solid var(--line);font-size:13.5px;align-items:center}
.hrow span:nth-child(n+2){text-align:right;font-variant-numeric:tabular-nums}
.hrow.head{color:var(--muted);font-size:12.5px;border-top:0;padding-bottom:4px}
.hrow small{display:block;font-size:12px}
.hyear{font:600 14px var(--d);padding:12px 0 2px}
.hyear:first-of-type{padding-top:2px}
.yrow{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 0;border-top:1px solid var(--line)}
.yrow:first-child{border-top:0}
.yrow .y{font:600 17px var(--d)}
.yrow small{display:block;color:var(--muted);font-size:12.5px}
.yrow .yv{text-align:right;font:600 15px var(--d);font-variant-numeric:tabular-nums}
.yrow .yv span{display:block;font:500 12.5px var(--b)}

/* empty */
.empty{padding:28px 4px}
.empty h2{font:700 26px/1.15 var(--d);margin:22px 0 10px;letter-spacing:-.01em}
.empty p{color:var(--muted);max-width:42ch}

/* input view */
.stepper{display:flex;align-items:center;justify-content:space-between;margin:6px 0 4px}
.stepper-m{text-align:center}
.stepper-m h1{font:700 26px/1.1 var(--d);letter-spacing:-.01em}
.chip{display:inline-block;margin-top:4px;font:500 12px var(--b);padding:3px 10px;border-radius:999px;background:var(--surface-2);color:var(--muted);border:1px solid var(--line)}
.chip.ok{background:var(--hl);color:var(--accent);border-color:transparent}
.inp-note{text-align:center;color:var(--muted);font-size:13px;margin:6px 8px 10px}
.inp-sum{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:var(--bg);padding:6px 0 10px}
.sumcard{display:flex;align-items:center;justify-content:space-between;gap:10px;background:var(--ink);color:var(--bg);border-radius:16px;padding:12px 16px}
.sum-k{font-size:12.5px;opacity:.7}
.sum-v{font:700 22px var(--d);font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.sum-d{text-align:right;font:600 13px var(--b)}
.sum-d small{display:block;font-weight:400;opacity:.7;font-size:12px}
.sumcard .up{color:#5BE3A8}.sumcard .down{color:#FF8FAE}
.igrp h3{font:600 15px var(--d)}
.irow{padding:12px 0;border-top:1px solid var(--line)}
.igrp h3 + .irow,.igrp .hint + .irow{border-top:0}
.irow-main{display:flex;align-items:center;justify-content:space-between;gap:10px}
.nm{font-weight:600;min-width:0}
.nm small{display:block;color:var(--muted);font-weight:400;font-size:12.5px}
.money{display:flex;align-items:center;gap:6px;background:var(--surface-2);border:1px solid var(--line);border-radius:12px;padding:0 12px;min-height:44px;width:min(190px,50vw)}
.money span{color:var(--muted);font-size:13px}
.money input{flex:1;min-width:0;border:0;background:transparent;color:var(--ink);font:600 16px var(--d);text-align:right;outline:0;font-variant-numeric:tabular-nums}
.money:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--hl)}
.ihint{display:flex;justify-content:space-between;gap:10px;color:var(--muted);font-size:12.5px;margin-top:6px}
.ihint .dd{font-weight:600}
.save-bar{position:sticky;bottom:calc(var(--nav-h) + env(safe-area-inset-bottom,0px) + 8px);padding:10px 0 2px;background:linear-gradient(to top,var(--bg) 70%,transparent)}

/* accounts */
.arow{display:flex;align-items:center;justify-content:space-between;gap:10px;width:100%;text-align:left;border:0;border-top:1px solid var(--line);background:transparent;color:var(--ink);padding:12px 0;cursor:pointer;font:inherit}
.arow:first-of-type{border-top:0}
.arow .nm small{margin-top:1px}
.arow .av{font:600 14.5px var(--d);font-variant-numeric:tabular-nums;text-align:right}
.arow .av small{display:block;color:var(--muted);font:400 12px var(--b)}
.page-head{display:flex;align-items:center;justify-content:space-between;margin:6px 0 14px}
.page-head h1{font:700 26px var(--d);letter-spacing:-.01em}

/* data */
textarea{width:100%;min-height:110px;border:1px solid var(--line);border-radius:12px;background:var(--surface-2);color:var(--ink);padding:10px 12px;font:12.5px/1.5 ui-monospace,SFMono-Regular,Menlo,monospace;resize:vertical;margin:10px 0}
.msg{font-size:13.5px;margin-top:8px}
.row-btns{display:flex;gap:10px;flex-wrap:wrap}

/* nav, sheet, toast */
.tabs{position:fixed;left:0;right:0;bottom:0;background:var(--surface);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom,0px);z-index:20}
.tabs-in{max-width:560px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr)}
.tabs button{border:0;background:none;color:var(--muted);display:flex;flex-direction:column;align-items:center;gap:3px;padding:9px 0 8px;font:500 11.5px var(--b);cursor:pointer}
.tabs button[aria-current="true"]{color:var(--accent)}
.tabs svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.backdrop{position:fixed;inset:0;background:rgba(8,12,20,.5);z-index:40}
.sheet{position:fixed;left:0;right:0;bottom:0;max-width:560px;margin:0 auto;background:var(--surface);border-radius:22px 22px 0 0;padding:20px 18px calc(18px + env(safe-area-inset-bottom,0px));z-index:41;max-height:88vh;overflow:auto;border:1px solid var(--line);border-bottom:0}
.sheet h2{font:700 21px var(--d);margin-bottom:14px}
.fld{display:block;margin-bottom:14px}
.fld>span{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.fld input{width:100%;min-height:46px;border-radius:12px;border:1px solid var(--line);background:var(--surface-2);color:var(--ink);padding:0 12px;font-size:16px}
.fld input:focus{border-color:var(--accent);outline:0;box-shadow:0 0 0 3px var(--hl)}
.sheet-actions{display:flex;gap:10px;margin:16px 0 10px}
.sheet-actions .btn.primary{flex:1}
.err{color:var(--neg);font-size:13px;min-height:0}
.toast{position:fixed;left:50%;bottom:calc(var(--nav-h) + env(safe-area-inset-bottom,0px) + 14px);transform:translate(-50%,12px);opacity:0;pointer-events:none;background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:12px;font-size:14px;z-index:60;max-width:calc(100vw - 32px);display:flex;gap:12px;align-items:center;transition:opacity .2s,transform .2s}
.toast.on{opacity:1;transform:translate(-50%,0);pointer-events:auto}
.toast-btn{border:0;background:transparent;color:inherit;font:600 14px var(--b);text-decoration:underline;cursor:pointer;padding:4px}
@media (prefers-reduced-motion:reduce){.toast{transition:none}}

/* login */
.login{position:fixed;inset:0;z-index:80;background:var(--bg);display:flex;align-items:center;justify-content:center;padding:24px}
.login-card{width:100%;max-width:360px;background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:24px 20px 20px}
.login-card .brand{margin-bottom:18px}
.login-card h2{font:700 26px var(--d);letter-spacing:-.01em;margin-bottom:18px}