/* Matumizi Yangu — mobile-first app styles */
:root{
  --canvas:#edf1ee; --surface:#fff; --ink:#14211b; --muted:#5d6d65; --faint:#8a9790; --line:#dbe3de;
  --brand:#1f5f4a; --brand-deep:#153f31; --brand-tint:#e3efe9;
  --in:#0a6e47; --in-tint:#e2f2e9; --out:#bd4329; --out-chart:#e2674a; --out-tint:#fcebe4;
  --gold:#a87a12; --gold-tint:#f7eed6;
  --r-card:18px; --r-ctl:12px;
  --tabbar-h:66px; --safe-b:env(safe-area-inset-bottom,0px);
  color-scheme:light;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}
body{margin:0;background:var(--canvas);color:var(--ink);font:15px/1.5 Manrope,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-variant-numeric:tabular-nums;padding-bottom:calc(var(--tabbar-h) + var(--safe-b) + 24px);min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}
a{color:var(--brand)}
h1,h2,h3{line-height:1.2;margin:0}
h1{font-size:22px;font-weight:800;letter-spacing:-.01em}
h2{font-size:17px;font-weight:800}
h3{font-size:15px;font-weight:700}
p{margin:0}
:focus-visible{outline:3px solid #f0b429;outline-offset:2px}
[hidden]{display:none!important}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.muted{color:var(--muted)}
.in{color:var(--in)} .out{color:var(--out)}

/* ---------- app bar ---------- */
.appbar{position:sticky;top:0;z-index:30;background:var(--brand-deep);color:#fff;padding:calc(env(safe-area-inset-top,0px) + 10px) 16px 10px}
.appbar-in{display:flex;align-items:center;gap:10px;max-width:1040px;margin:0 auto}
.appbar .brand{display:flex;align-items:center;gap:9px;color:#fff;text-decoration:none;font-weight:800;font-size:17px;margin-right:auto}
.appbar .brand img{width:30px;height:30px;border-radius:9px}
.topnav{display:none}
.icon-btn{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:12px;border:0;background:rgba(255,255,255,.1);color:#fff;cursor:pointer}
.icon-btn svg{width:20px;height:20px}
.lang{display:inline-flex;background:rgba(255,255,255,.12);border-radius:11px;padding:3px}
.lang a{padding:6px 10px;font-size:12px;font-weight:800;border-radius:8px;color:#cfe3da;text-decoration:none;letter-spacing:.02em}
.lang a.on{background:#fff;color:var(--brand-deep)}

/* ---------- screens ---------- */
.screen{width:100%;max-width:640px;margin:0 auto;padding:16px;display:grid;gap:16px;align-content:start}
.screen>*,.form>*,.field{min-width:0}
.screen-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.screen-head .sub{color:var(--muted);font-size:14px;margin-top:2px}
.card{background:var(--surface);border-radius:var(--r-card);padding:18px;box-shadow:0 1px 0 rgba(20,33,27,.06),0 6px 18px -12px rgba(20,33,27,.25)}
.card-head{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:12px}
.card-head a{font-size:14px;font-weight:700;text-decoration:none}
.empty{padding:22px 8px;text-align:center;color:var(--muted)}
.empty .btn{margin-top:12px}
.home-grid,.home-grid>.col{display:grid;gap:16px;min-width:0}

/* ---------- hero (inside the app) ---------- */
.hero{position:relative;border-radius:22px;overflow:hidden;color:#fff;min-height:168px;display:flex;flex-direction:column;justify-content:flex-end;padding:18px;
  background:#1d3a30 url('/img/app-hero.jpg') center/cover no-repeat}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,30,23,.15) 0%,rgba(12,30,23,.82) 78%)}
.hero>*{position:relative}
.hero .hello{font-size:21px;font-weight:800}
.hero .date{color:#d5e6de;font-size:14px}
.hero .quick{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}
.hero .quick a{display:flex;align-items:center;justify-content:center;gap:8px;height:48px;border-radius:14px;font-weight:800;text-decoration:none;font-size:15px}
.hero .quick .q-in{background:#fff;color:var(--in)}
.hero .quick .q-out{background:rgba(255,255,255,.16);color:#fff;border:1.5px solid rgba(255,255,255,.55);backdrop-filter:blur(4px)}

/* ---------- segmented control ---------- */
.seg{position:relative;display:grid;grid-auto-flow:column;grid-auto-columns:1fr;background:#dfe7e2;border-radius:14px;padding:4px;gap:4px}
.seg a,.seg label{display:flex;align-items:center;justify-content:center;gap:6px;height:42px;border-radius:11px;font-weight:700;color:var(--muted);text-decoration:none;cursor:pointer;font-size:14px}
.seg a.on,.seg input:checked+label{background:var(--surface);color:var(--ink);box-shadow:0 1px 3px rgba(20,33,27,.15)}
.seg input{position:absolute;opacity:0;pointer-events:none;width:1px;height:1px;min-height:0;margin:0;padding:0}
.seg.type input#t-income:checked+label{color:var(--in)}
.seg.type input#t-expense:checked+label{color:var(--out)}

/* ---------- the tally: income, expenses, then the answer ---------- */
.tally{background:var(--surface);border-radius:var(--r-card);padding:18px 18px 16px;box-shadow:0 1px 0 rgba(20,33,27,.06),0 6px 18px -12px rgba(20,33,27,.25)}
.tally-title{font-size:14px;color:var(--muted);font-weight:600;margin-bottom:10px}
.t-row{display:grid;grid-template-columns:28px 1fr auto;align-items:center;gap:4px 10px;padding:8px 0}
.t-op{font-size:22px;font-weight:800;line-height:1;text-align:center}
.t-label{font-weight:700}
.t-count{display:block;font-size:12.5px;color:var(--faint);font-weight:600}
.t-amt{font-size:20px;font-weight:800;text-align:right;white-space:nowrap}
.t-amt small{font-size:12px;font-weight:700;color:var(--faint);margin-left:3px}
.t-rule{border:0;border-top:2px dashed var(--line);margin:6px 0 4px 38px}
.t-result{display:grid;grid-template-columns:28px 1fr;gap:10px;align-items:start;padding-top:8px}
.t-result .t-op{padding-top:8px}
.verdict{border-radius:14px;padding:12px 14px}
.verdict .v-top{display:flex;align-items:baseline;justify-content:space-between;gap:10px;flex-wrap:wrap}
.verdict .v-word{font-weight:800;font-size:15px;letter-spacing:.01em}
.verdict .v-amt{font-size:26px;font-weight:800;white-space:nowrap}
.verdict .v-amt small{font-size:13px;margin-left:3px}
.verdict .v-note{font-size:13.5px;margin-top:4px}
.verdict.profit{background:var(--in-tint);color:var(--in)}
.verdict.loss{background:var(--out-tint);color:var(--out)}
.verdict.even{background:#eef1ef;color:var(--muted)}
.verdict .v-note{color:var(--ink);opacity:.8}
.usage{margin:12px 0 0 38px}
.usage-bar{height:8px;border-radius:99px;background:var(--in-tint);overflow:hidden;display:flex}
.usage-bar span{display:block;height:100%;background:var(--out-chart);border-radius:99px}
.usage-cap{display:flex;justify-content:space-between;font-size:12.5px;color:var(--muted);margin-top:6px;gap:8px}

/* ---------- adviser ---------- */
.advice{border-left:5px solid var(--brand)}
.advice.s-over{border-left-color:var(--out)}
.advice.s-tight{border-left-color:var(--gold)}
.advice .badge{white-space:nowrap;display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:800;padding:4px 10px;border-radius:99px;background:var(--brand-tint);color:var(--brand)}
.tips{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.tip{display:grid;grid-template-columns:30px 1fr;gap:10px;padding:12px;border-radius:14px;background:#f5f8f6}
.tip .ic{width:30px;height:30px;border-radius:10px;display:grid;place-items:center;font-weight:800;font-size:15px}
.tip.danger{background:var(--out-tint)} .tip.danger .ic{background:var(--out);color:#fff}
.tip.warn{background:var(--gold-tint)} .tip.warn .ic{background:var(--gold);color:#fff}
.tip.info .ic{background:var(--brand);color:#fff}
.tip.good{background:var(--in-tint)} .tip.good .ic{background:var(--in);color:#fff}
.tip b{display:block;font-size:14.5px;margin-bottom:2px}
.tip p{font-size:14px;color:#33433b}
.ai-box{margin-top:12px;display:grid;gap:10px}
.ai-out{white-space:pre-line;background:#f5f8f6;border-radius:14px;padding:12px 14px;font-size:14.5px;display:none}
.ai-out.show{display:block}

/* ---------- charts ---------- */
.chart-wrap{position:relative;height:220px}
.chart-wrap.tall{height:260px}
.legend{display:flex;gap:14px;flex-wrap:wrap;font-size:13px;color:var(--muted);margin-bottom:8px}
.legend i{display:inline-block;width:12px;height:12px;border-radius:4px;margin-right:6px;vertical-align:-1px}
.catbars{display:grid;gap:10px}
.catbar .row{display:flex;justify-content:space-between;gap:10px;font-size:14px}
.catbar .row b{font-weight:700}
.catbar .track{height:10px;border-radius:99px;background:#eef2ef;margin-top:5px;overflow:hidden}
.catbar .fill{height:100%;border-radius:99px;background:var(--out-chart)}
.catbar.income .fill{background:var(--in)}

/* ---------- entries list ---------- */
.day-group{display:grid;gap:2px}
.day-label{display:flex;justify-content:space-between;font-size:13px;font-weight:700;color:var(--muted);padding:4px 4px 6px}
.entry{display:grid;grid-template-columns:42px 1fr auto;gap:12px;align-items:center;padding:12px;background:var(--surface);border-radius:14px;text-decoration:none;color:inherit}
.entry+.entry{margin-top:6px}
.entry .dot{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;font-size:20px;font-weight:800}
.entry.income .dot{background:var(--in-tint);color:var(--in)}
.entry.expense .dot{background:var(--out-tint);color:var(--out)}
.entry .what{min-width:0}
.entry .what b{display:block;font-weight:700}
.entry .what span{display:block;font-size:13px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.entry .amt{font-weight:800;white-space:nowrap;font-size:15.5px}
.entry.income .amt{color:var(--in)} .entry.expense .amt{color:var(--out)}
.mini-totals{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.mini-totals div{background:var(--surface);border-radius:14px;padding:10px 12px}
.mini-totals span{display:block;font-size:12px;color:var(--muted);font-weight:600}
.mini-totals b{font-size:15px;font-weight:800;white-space:nowrap}

/* ---------- month switcher ---------- */
.monthnav{display:grid;grid-template-columns:44px 1fr 44px;gap:8px;align-items:center}
.monthnav a.arrow{display:grid;place-items:center;height:44px;border-radius:12px;background:var(--surface);text-decoration:none;font-size:20px;font-weight:800}
.monthnav form{margin:0}
.monthnav input,.monthnav select{width:100%;height:44px;text-align:center;font-weight:700}

/* ---------- forms ---------- */
.form{display:grid;gap:14px}
.field label,.field .lbl{display:block;font-weight:700;font-size:14px;margin-bottom:6px}
input,select,textarea{font:inherit;font-size:16px;width:100%;color:var(--ink);background:#fff;border:1.5px solid var(--line);border-radius:var(--r-ctl);padding:12px 14px;min-height:50px}
textarea{min-height:84px;resize:vertical}
input:focus,select:focus,textarea:focus{border-color:var(--brand);outline:none;box-shadow:0 0 0 3px var(--brand-tint)}
.amount-input{position:relative}
.amount-input input{font-size:28px;font-weight:800;height:66px;padding-right:66px}
.amount-input span{position:absolute;right:16px;top:50%;transform:translateY(-50%);font-weight:800;color:var(--faint)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.chips{display:flex;gap:8px;overflow-x:auto;padding:2px 2px 8px;margin:0 -2px;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{flex:0 0 auto;border:1.5px solid var(--line);background:#fff;border-radius:99px;padding:8px 14px;font:inherit;font-size:14px;font-weight:600;color:var(--ink);cursor:pointer;min-height:40px}
.chip.on{border-color:var(--brand);background:var(--brand-tint);color:var(--brand-deep)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:50px;padding:0 20px;border-radius:14px;border:0;font:inherit;font-weight:800;font-size:15.5px;cursor:pointer;text-decoration:none;background:var(--brand);color:#fff}
.btn.full{width:100%}
.btn.in{background:var(--in);color:#fff} .btn.out{background:var(--out);color:#fff}
.btn.ghost{background:transparent;color:var(--brand);border:1.5px solid var(--line)}
.btn.danger{background:transparent;color:var(--out);border:1.5px solid #f0c9bd}
.btn.sm{min-height:40px;padding:0 14px;font-size:14px;border-radius:12px}
.btn-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.check{display:flex;align-items:center;gap:10px;font-weight:600}
.check input{width:22px;height:22px;min-height:0;accent-color:var(--brand)}
.sticky-save{position:sticky;bottom:calc(var(--tabbar-h) + var(--safe-b) + 10px);z-index:5}

/* ---------- targets ---------- */
.goal{display:grid;gap:10px}
.goal-top{display:flex;justify-content:space-between;gap:10px;align-items:flex-start}
.goal-kind{font-size:12.5px;font-weight:700;color:var(--muted)}
.goal h3{font-size:16px}
.goal-amts{display:flex;justify-content:space-between;gap:10px;font-size:14px;flex-wrap:wrap}
.goal-amts b{font-weight:800}
.progress{height:12px;border-radius:99px;background:#eef2ef;overflow:hidden}
.progress span{display:block;height:100%;border-radius:99px;background:var(--gold)}
.goal.done .progress span,.goal.ok .progress span{background:var(--in)}
.goal.limit.ok .progress span{background:var(--brand)}
.goal.warn .progress span{background:var(--gold)}
.goal.over .progress span{background:var(--out)}
.goal-state{font-size:13.5px;font-weight:600}
.goal.over .goal-state{color:var(--out)} .goal.done .goal-state{color:var(--in)}
details.edit{border-top:1px solid var(--line);padding-top:10px}
details.edit summary{cursor:pointer;font-weight:700;color:var(--brand);font-size:14px;list-style:none}
details.edit summary::-webkit-details-marker{display:none}
details.edit[open] summary{margin-bottom:12px}

/* ---------- tables (reports) ---------- */
.table-scroll{overflow-x:auto;margin:0 -18px;padding:0 18px}
table{width:100%;border-collapse:collapse;font-size:14px}
th{text-align:left;font-size:12.5px;color:var(--muted);font-weight:700;padding:8px 6px;border-bottom:1.5px solid var(--line);white-space:nowrap}
td{padding:10px 6px;border-bottom:1px solid #edf1ee;vertical-align:top}
td.num,th.num{text-align:right;white-space:nowrap}
tfoot td{font-weight:800;border-top:2px solid var(--ink);border-bottom:0}

/* ---------- toast & errors ---------- */
.toast{position:fixed;left:50%;top:calc(env(safe-area-inset-top,0px) + 70px);transform:translateX(-50%);z-index:60;background:var(--ink);color:#fff;padding:12px 18px;border-radius:14px;font-weight:700;font-size:14.5px;box-shadow:0 10px 30px -10px rgba(0,0,0,.5);max-width:calc(100% - 32px);animation:toast 4s ease forwards}
@keyframes toast{0%{opacity:0;transform:translate(-50%,-8px)}8%,85%{opacity:1;transform:translate(-50%,0)}100%{opacity:0;transform:translate(-50%,-8px);visibility:hidden}}
.errors{background:var(--out-tint);color:var(--out);border-radius:14px;padding:12px 14px;font-weight:600;font-size:14px;display:grid;gap:4px}

/* ---------- bottom tab bar ---------- */
.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:40;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-top:1px solid var(--line);
  padding:6px 8px calc(6px + var(--safe-b));display:grid;grid-template-columns:repeat(5,1fr);align-items:end}
.tabbar a{display:flex;flex-direction:column;align-items:center;gap:3px;text-decoration:none;color:var(--faint);font-size:11.5px;font-weight:700;padding:6px 0;border-radius:12px;min-height:52px;justify-content:center}
.tabbar a svg{width:24px;height:24px}
.tabbar a.on{color:var(--brand-deep)}
.tabbar a.on svg{stroke-width:2.4}
.tabbar a.fab{color:var(--brand-deep)}
.tabbar a.fab span.plus{display:grid;place-items:center;width:54px;height:54px;border-radius:18px;background:var(--brand);color:#fff;margin-top:-22px;box-shadow:0 8px 18px -6px rgba(21,63,49,.55);border:4px solid var(--canvas)}
.tabbar a.fab span.plus svg{width:26px;height:26px}

/* ---------- footer credit ---------- */
.dev-credit{text-align:center;font-size:12px;color:var(--muted);padding:18px 16px 8px;margin-top:auto}
.dev-credit a{color:inherit;font-weight:700;text-decoration:none}

/* ---------- login ---------- */
body.auth-page{padding-bottom:0;background:#0f2a21}
.auth-bg{position:fixed;inset:0;z-index:0;background:url('/img/login-bg.jpg') center/cover no-repeat;filter:blur(3px) saturate(.6);opacity:.35;transform:scale(1.06)}
.auth-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,42,33,.55),rgba(15,42,33,.9))}
.auth-wrap{position:relative;z-index:1;flex:1;display:flex;flex-direction:column;justify-content:center;padding:calc(env(safe-area-inset-top,0px) + 20px) 18px 20px;max-width:440px;width:100%;margin:0 auto;gap:18px}
.auth-top{display:flex;justify-content:space-between;align-items:center;color:#fff}
.auth-brand{display:flex;align-items:center;gap:12px;color:#fff}
.auth-brand img{width:52px;height:52px;border-radius:15px}
.auth-brand h1{font-size:24px}
.auth-brand p{color:#bcd5ca;font-size:14px}
.auth-card{background:var(--surface);border-radius:22px;padding:22px 20px;display:grid;gap:14px;box-shadow:0 30px 60px -30px rgba(0,0,0,.6)}
body.auth-page .dev-credit{position:relative;z-index:1;color:#a9c3b8}

/* ---------- larger screens ---------- */
@media (min-width:900px){
  body{padding-bottom:0}
  .tabbar{display:none}
  .topnav{display:flex;gap:4px;margin-right:8px}
  .topnav a{color:#cfe3da;text-decoration:none;font-weight:700;padding:8px 12px;border-radius:10px;font-size:14px}
  .topnav a.on,.topnav a:hover{background:rgba(255,255,255,.12);color:#fff}
  .topnav a.add{background:#fff;color:var(--brand-deep)}
  .screen{max-width:1040px;padding:24px}
  .home-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:16px;align-items:start}
  .home-grid>.col{display:grid;gap:16px}
  .hero{min-height:200px}
  .narrow{max-width:640px;margin:0 auto;width:100%}
  .sticky-save{position:static}
}
@media (prefers-reduced-motion:reduce){.toast{animation:none}}
@media print{
  .appbar,.tabbar,.no-print,.dev-credit,.toast{display:none!important}
  body{background:#fff;padding:0}
  .card,.tally{box-shadow:none;border:1px solid #ccc}
}