/* Tumaini Group — mwonekano / styling.
   Imeundwa kwa simu kwanza. Rangi za giza ili isome vizuri kwenye jua.
   Mobile first; a dark surface so it stays readable outdoors. */

:root {
  --bg:        #0b1424;
  --surface:   #142238;
  --surface-2: #1c2f4d;
  --line:      #263d61;
  --ink:       #eef3fb;
  --ink-dim:   #9db0cc;
  --ink-faint: #6c819f;
  --accent:    #4f9dfd;
  --good:      #3ec98a;
  --warn:      #f3b64b;
  --bad:       #f2685f;
  --radius:    14px;
  --tap:       46px;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

/* MUHIMU: sheria za display hapa chini (flex, grid) zinashinda `hidden`.
   Bila hii, kifuniko cha `.sheet` kinabaki juu ya skrini bila kuonekana
   na kinazuia kila mguso.
   IMPORTANT: the display rules below (flex, grid) beat the `hidden` attribute.
   Without this, the invisible `.sheet` overlay swallows every tap. */
[hidden] { display: none !important; }

html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  overscroll-behavior-y: none;
}

.screen { display: none; min-height: 100dvh; }
.screen.active { display: block; }

.en { color: var(--ink-faint); font-weight: 400; font-size: .82em; }
body.lang-en .sw-only { display: none; }

/* ---------------------------------------------------------------- login */

.login-wrap {
  min-height: 100dvh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 24px 20px calc(24px + env(safe-area-inset-bottom));
  max-width: 460px; margin: 0 auto;
}
.brand { text-align: center; margin-bottom: 26px; }
.brand-mark {
  width: 68px; height: 68px; margin: 0 auto 14px;
  border-radius: 20px;
  background: linear-gradient(145deg, var(--accent), #2d6fd0);
  display: grid; place-items: center;
  font-weight: 700; font-size: 26px; letter-spacing: .5px;
  box-shadow: 0 10px 30px rgba(79,157,253,.28);
}
.brand h1 { margin: 0; font-size: 25px; font-weight: 650; letter-spacing: -.2px; }
.brand-sub { margin: 5px 0 0; color: var(--ink-dim); font-size: 13.5px; }

/* ---------------------------------------------------------------- cards & forms */

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 14px;
}
.card > strong { display: block; margin-bottom: 10px; font-size: 15.5px; }
.card p { margin: 0 0 12px; color: var(--ink-dim); font-size: 14px; }

label {
  display: block;
  margin: 12px 0 6px;
  font-size: 13px; font-weight: 600;
  color: var(--ink-dim);
}
label:first-of-type { margin-top: 0; }

input, select, textarea {
  width: 100%;
  min-height: var(--tap);
  padding: 11px 13px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ink);
  font-size: 16px;            /* 16px stops iOS zooming on focus */
  font-family: inherit;
}
textarea { min-height: 96px; resize: vertical; }
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(79,157,253,.16);
}

.btn {
  min-height: var(--tap);
  padding: 11px 18px;
  border: 1px solid transparent;
  border-radius: 10px;
  background: var(--surface-2);
  color: var(--ink);
  font-size: 15px; font-weight: 600; font-family: inherit;
  cursor: pointer;
}
.btn:active { transform: scale(.985); }
.btn.primary { background: var(--accent); color: #05121f; }
.btn.ghost { background: transparent; border-color: var(--line); color: var(--ink-dim); }
.btn.block { display: block; width: 100%; margin-top: 16px; }
.btn.small { min-height: 36px; padding: 6px 13px; font-size: 13.5px; }
.btn[disabled] { opacity: .5; pointer-events: none; }

.hint { margin: 12px 0 0; color: var(--ink-faint); font-size: 12.5px; text-align: center; line-height: 1.5; }
.card .hint { text-align: left; }

.alert { margin-top: 14px; padding: 11px 13px; border-radius: 10px; font-size: 14px; }
.alert.error { background: rgba(242,104,95,.13); border: 1px solid rgba(242,104,95,.4); color: #ffc9c5; }
.alert.warn  { background: rgba(243,182,75,.12); border: 1px solid rgba(243,182,75,.4); color: #ffe0a8; }

/* ---------------------------------------------------------------- app chrome */

.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: calc(12px + env(safe-area-inset-top)) 16px 12px;
  background: rgba(11,20,36,.93);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.topbar-title { font-weight: 650; font-size: 16px; }
.topbar-sub { color: var(--ink-faint); font-size: 12.5px; }
.topbar-actions { display: flex; gap: 8px; }
.chip {
  min-height: 34px; padding: 5px 12px;
  background: var(--surface-2); border: 1px solid var(--line);
  border-radius: 999px; color: var(--ink-dim);
  font-size: 12.5px; font-weight: 600; font-family: inherit; cursor: pointer;
}

.banner {
  display: flex; align-items: center; gap: 12px;
  margin: 12px 16px 0; padding: 12px 14px;
  background: var(--surface-2); border: 1px solid var(--line);
  border-radius: 12px; font-size: 13.5px;
}
.banner.ios { background: rgba(79,157,253,.1); border-color: rgba(79,157,253,.35); }
.banner > div { flex: 1; }
.banner strong { display: block; margin-bottom: 2px; }
.banner-sub { color: var(--ink-dim); font-size: 12.5px; }
.icon-btn {
  width: 30px; height: 30px; flex: none;
  background: none; border: none; color: var(--ink-faint);
  font-size: 22px; line-height: 1; cursor: pointer;
}

main#views { padding: 16px 16px calc(88px + env(safe-area-inset-bottom)); }
.view { display: none; }
.view.active { display: block; animation: fade .18s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

.section-title {
  margin: 22px 0 10px;
  font-size: 13px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .07em;
  color: var(--ink-faint);
}
.section-title:first-child { margin-top: 0; }

/* ---------------------------------------------------------------- balance */

.balance-card {
  background: linear-gradient(150deg, var(--surface-2), var(--surface));
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 20px;
  margin-bottom: 16px;
}
.balance-card.compact { padding: 16px; text-align: center; }
.balance-label { color: var(--ink-dim); font-size: 13px; }
.balance-total {
  margin: 6px 0 16px;
  font-size: 34px; font-weight: 700; letter-spacing: -.5px;
  font-variant-numeric: tabular-nums;
}
.balance-total.clear { color: var(--good); font-size: 26px; }
.balance-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px;
  padding-top: 14px; border-top: 1px solid var(--line);
}
.balance-grid > div { text-align: center; }
.balance-grid span {
  display: block; font-size: 14.5px; font-weight: 650;
  font-variant-numeric: tabular-nums;
}
.balance-grid em { display: block; margin-top: 2px; color: var(--ink-faint); font-size: 11px; font-style: normal; }

/* ---------------------------------------------------------------- lists */

.list { display: flex; flex-direction: column; gap: 9px; }
.item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  border-radius: 11px;
  padding: 13px 14px;
}
.item.unread { border-left-color: var(--accent); }
.item.due    { border-left-color: var(--warn); }
.item.over   { border-left-color: var(--bad); }
.item-head { display: flex; justify-content: space-between; gap: 10px; align-items: baseline; }
.item-title { font-weight: 620; font-size: 15px; }
.item-meta { color: var(--ink-faint); font-size: 12px; white-space: nowrap; }
.item-body { margin-top: 5px; color: var(--ink-dim); font-size: 13.5px; white-space: pre-wrap; }
.item-amount { font-variant-numeric: tabular-nums; font-weight: 650; }
.empty { padding: 22px; text-align: center; color: var(--ink-faint); font-size: 13.5px; }

/* ---------------------------------------------------------------- ledger */

.ledger { display: flex; flex-direction: column; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.led-row { display: grid; grid-template-columns: 1fr auto; gap: 10px; padding: 11px 13px; background: var(--surface); }
.led-row .led-main { min-width: 0; }
.led-desc { font-size: 14px; }
.led-sub { color: var(--ink-faint); font-size: 11.5px; margin-top: 1px; }
.led-amt { text-align: right; font-variant-numeric: tabular-nums; font-weight: 620; font-size: 14px; }
.led-amt.dai { color: var(--warn); }
.led-amt.malipo { color: var(--good); }
.led-bal { color: var(--ink-faint); font-size: 11.5px; font-weight: 400; }

/* ---------------------------------------------------------------- flags */

.flag {
  background: rgba(242,104,95,.11);
  border: 1px solid rgba(242,104,95,.42);
  border-radius: 12px; padding: 14px; margin-bottom: 14px;
}
.flag strong { display: block; margin-bottom: 6px; color: #ffc9c5; }
.flag ul { margin: 6px 0 0; padding-left: 18px; font-size: 13.5px; color: var(--ink-dim); }
.flag .note { margin-top: 9px; font-size: 12px; color: var(--ink-faint); }

.notice-card { border-color: rgba(79,157,253,.4); background: rgba(79,157,253,.08); }

/* ---------------------------------------------------------------- tabs */

.tabs { display: flex; gap: 6px; overflow-x: auto; margin-bottom: 14px; padding-bottom: 4px; scrollbar-width: none; }
.tabs::-webkit-scrollbar { display: none; }
.tab {
  flex: none; min-height: 36px; padding: 7px 14px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 999px; color: var(--ink-dim);
  font-size: 13.5px; font-weight: 600; font-family: inherit; cursor: pointer;
}
.tab.active { background: var(--accent); border-color: var(--accent); color: #05121f; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

.stat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 14px; }
.stat {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 12px; padding: 13px;
}
.stat b { display: block; font-size: 21px; font-weight: 700; font-variant-numeric: tabular-nums; }
.stat span { color: var(--ink-faint); font-size: 11.5px; }
.stat.wide { grid-column: 1 / -1; }
.stat.alert b { color: var(--bad); }

.quorum { font-size: 14px; }
.row-between { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }

/* ---------------------------------------------------------------- tabbar */

.tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 30;
  display: flex;
  padding-bottom: env(safe-area-inset-bottom);
  background: rgba(11,20,36,.96);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--line);
}
.tabbtn {
  position: relative;
  flex: 1; min-height: 58px;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
  background: none; border: none;
  color: var(--ink-faint); font-size: 10.5px; font-weight: 600; font-family: inherit;
  cursor: pointer;
}
.tabbtn .ico { font-size: 18px; line-height: 1; }
.tabbtn.active { color: var(--accent); }
.badge {
  position: absolute; top: 8px; right: calc(50% - 20px);
  min-width: 17px; height: 17px; padding: 0 4px;
  background: var(--bad); border-radius: 999px;
  color: #fff; font-size: 10px; font-style: normal; font-weight: 700;
  display: grid; place-items: center;
}

/* ---------------------------------------------------------------- toast & sheet */

.toast {
  position: fixed; left: 50%; bottom: calc(78px + env(safe-area-inset-bottom));
  transform: translateX(-50%);
  z-index: 60; max-width: 90vw;
  padding: 11px 18px;
  background: var(--surface-2); border: 1px solid var(--line);
  border-radius: 999px; font-size: 14px;
  box-shadow: 0 8px 26px rgba(0,0,0,.42);
  animation: rise .2s ease;
}
.toast.good { border-color: var(--good); color: var(--good); }
.toast.bad  { border-color: var(--bad); color: #ffc9c5; }
@keyframes rise { from { opacity: 0; transform: translate(-50%, 10px); } to { opacity: 1; transform: translate(-50%, 0); } }

.sheet {
  position: fixed; inset: 0; z-index: 70;
  background: rgba(4,9,18,.66);
  display: flex; align-items: flex-end;
}
.sheet-inner {
  position: relative;
  width: 100%; max-height: 86dvh; overflow-y: auto;
  padding: 22px 18px calc(24px + env(safe-area-inset-bottom));
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-radius: 20px 20px 0 0;
  animation: slide .22s ease;
}
@keyframes slide { from { transform: translateY(22px); } to { transform: none; } }
.sheet-close {
  position: absolute; top: 12px; right: 14px;
  width: 32px; height: 32px;
  background: var(--surface-2); border: 1px solid var(--line); border-radius: 999px;
  color: var(--ink-dim); font-size: 19px; line-height: 1; cursor: pointer;
}

.work-row { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.work-row:last-child { border-bottom: none; }
.work-row.total { font-weight: 700; font-size: 16px; padding-top: 12px; }
.work-row.total.net { color: var(--good); }
.work-row span:last-child { font-variant-numeric: tabular-nums; }

@media (min-width: 720px) {
  main#views { max-width: 720px; margin: 0 auto; }
  .topbar { max-width: 720px; margin: 0 auto; }
  .stat-grid { grid-template-columns: repeat(4, 1fr); }
}