/* =====================================================================
   Kas Warga — tema "buku kas & kwitansi RT"
   Palet   : tinta pinus, kertas hijau pucat, cap merah
   Tipografi: Zilla Slab (display) / Public Sans (teks) / Space Mono (angka)
   Signature: cap karet "LUNAS" pada tagihan yang sudah dibayar
   ===================================================================== */

:root {
  --ink:       #16281f;
  --ink-soft:  #3d5245;
  --muted:     #63756b;
  --paper:     #e7ede6;
  --card:      #ffffff;
  --line:      #c9d4c8;
  --line-soft: #e2e9e1;
  --green:     #1d6b4c;
  --green-dk:  #124533;
  --green-pale:#e6f2ea;
  --stamp:     #b0342b;
  --stamp-pale:#fbeae8;
  --amber:     #a5720b;
  --amber-pale:#fdf3df;

  --radius: 6px;
  --shadow: 0 1px 0 var(--line), 0 6px 18px -12px rgba(22, 40, 31, .5);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 15px/1.55 'Public Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
}

h1, h2, h3 { font-family: 'Zilla Slab', Georgia, serif; font-weight: 600; letter-spacing: -.01em; margin: 0; }
h1 { font-size: 1.65rem; }
h2 { font-size: 1.15rem; }
h3 { font-size: 1rem; }

a { color: var(--green-dk); }

.mono, .num { font-family: 'Space Mono', ui-monospace, monospace; font-variant-numeric: tabular-nums; }

.skip {
  position: absolute; left: -9999px;
}
.skip:focus {
  left: 12px; top: 12px; z-index: 50; background: var(--ink); color: #fff;
  padding: 8px 14px; border-radius: var(--radius);
}

:focus-visible { outline: 2px solid var(--green); outline-offset: 2px; }

/* ------------------------------- topbar ---------------------------- */

.topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px 22px;
  background: var(--ink);
  color: #eef3ec;
  border-bottom: 3px solid var(--green);
}
.topbar__brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.topbar__brand strong {
  display: block; font-family: 'Zilla Slab', serif; font-size: 1.05rem; letter-spacing: .01em;
}
.topbar__brand small, .topbar__user small { display: block; font-size: .72rem; color: #9db3a6; }

.mark {
  width: 30px; height: 30px; flex: none; border-radius: 4px;
  background:
    repeating-linear-gradient(90deg, transparent 0 5px, rgba(255,255,255,.16) 5px 6px),
    var(--green);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.18);
}

.topbar__user { display: flex; align-items: center; gap: 14px; }
.topbar__user .who { text-align: right; line-height: 1.2; }
.topbar__user .who strong { font-size: .88rem; font-weight: 600; }

/* ------------------------------- shell ----------------------------- */

.shell {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
  gap: 26px;
  max-width: 1180px;
  margin: 26px auto;
  padding: 0 22px;
}

.sidebar { display: flex; flex-direction: column; gap: 2px; align-self: start; position: sticky; top: 20px; }

.navlink {
  display: block; padding: 9px 12px; border-radius: var(--radius);
  color: var(--ink-soft); text-decoration: none; font-size: .92rem; font-weight: 500;
  border-left: 3px solid transparent;
}
.navlink:hover { background: rgba(29,107,76,.07); color: var(--green-dk); }
.navlink.is-active {
  background: var(--card); color: var(--green-dk); font-weight: 600;
  border-left-color: var(--green); box-shadow: var(--shadow);
}

.content { min-width: 0; }

.pagehead {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 16px;
  margin-bottom: 20px; padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.eyebrow {
  margin: 0 0 3px; font-family: 'Space Mono', monospace; font-size: .68rem;
  letter-spacing: .16em; text-transform: uppercase; color: var(--muted);
}

/* ------------------------------- cards ----------------------------- */

.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 18px 20px; margin-bottom: 18px;
}
.card__title {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin: -2px 0 14px;
}

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 20px; }
.stat {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 15px 16px; box-shadow: var(--shadow);
}
.stat__label {
  font-family: 'Space Mono', monospace; font-size: .66rem; letter-spacing: .13em;
  text-transform: uppercase; color: var(--muted); margin-bottom: 6px;
}
.stat__value { font-family: 'Space Mono', monospace; font-size: 1.4rem; font-weight: 700; letter-spacing: -.02em; }
.stat__value--stamp { color: var(--stamp); }
.stat__foot { font-size: .78rem; color: var(--muted); margin-top: 4px; }

/* --------------------- kwitansi (kartu tagihan) --------------------- */

.kwitansi {
  position: relative; overflow: hidden;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px 22px 20px 34px;
  margin-bottom: 16px;
}
/* perforasi kiri, seperti sobekan buku kwitansi */
.kwitansi::before {
  content: ''; position: absolute; left: 12px; top: 0; bottom: 0; width: 8px;
  background-image: radial-gradient(circle at 4px 6px, var(--paper) 3px, transparent 3.5px);
  background-size: 8px 14px;
}

.kwitansi__top { display: flex; align-items: baseline; justify-content: space-between; gap: 14px; flex-wrap: wrap; }
.kwitansi__periode { font-family: 'Zilla Slab', serif; font-size: 1.2rem; font-weight: 600; }
.kwitansi__meta { font-size: .82rem; color: var(--muted); margin-top: 2px; }
.kwitansi__nominal {
  font-family: 'Space Mono', monospace; font-size: 1.5rem; font-weight: 700; letter-spacing: -.02em;
}
.kwitansi__foot {
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  margin-top: 16px; padding-top: 14px; border-top: 1px dashed var(--line);
}

/* SIGNATURE — cap karet LUNAS */
.kwitansi.is-lunas { background: linear-gradient(180deg, #fff, var(--green-pale)); }
.cap {
  position: absolute; right: 18px; top: 50%;
  transform: translateY(-50%) rotate(-11deg);
  border: 3px double var(--stamp); color: var(--stamp);
  border-radius: 8px; padding: 6px 14px 4px;
  font-family: 'Zilla Slab', serif; font-weight: 700; font-size: 1.1rem;
  letter-spacing: .18em; text-transform: uppercase;
  opacity: .78; pointer-events: none; user-select: none;
  box-shadow: inset 0 0 0 1px rgba(176, 52, 43, .25);
}
.cap small {
  display: block; font-family: 'Space Mono', monospace; font-size: .55rem;
  letter-spacing: .08em; text-align: center; margin-top: 2px; opacity: .85;
}
@media (max-width: 640px) { .cap { display: none; } }

/* ------------------------------ badges ----------------------------- */

.badge {
  display: inline-block; padding: 3px 9px; border-radius: 999px;
  font-size: .72rem; font-weight: 600; letter-spacing: .02em; white-space: nowrap;
}
.badge--paid    { background: var(--green-pale); color: var(--green-dk); box-shadow: inset 0 0 0 1px rgba(29,107,76,.25); }
.badge--pending { background: var(--amber-pale); color: var(--amber);    box-shadow: inset 0 0 0 1px rgba(165,114,11,.25); }
.badge--due     { background: #eef1ed;           color: var(--ink-soft); box-shadow: inset 0 0 0 1px var(--line); }
.badge--reject  { background: var(--stamp-pale); color: var(--stamp);    box-shadow: inset 0 0 0 1px rgba(176,52,43,.25); }

/* ------------------------------ buttons ---------------------------- */

.btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 16px; border: 1px solid transparent; border-radius: var(--radius);
  font: 600 .88rem/1 'Public Sans', sans-serif; cursor: pointer; text-decoration: none;
  transition: background .12s ease, color .12s ease;
}
.btn--primary { background: var(--green); color: #fff; }
.btn--primary:hover { background: var(--green-dk); }
.btn--stamp   { background: var(--stamp); color: #fff; }
.btn--stamp:hover { background: #8e2822; }
.btn--ghost   { background: transparent; border-color: currentColor; color: inherit; }
.btn--ghost:hover { background: rgba(255,255,255,.1); }
.btn--outline { background: var(--card); border-color: var(--line); color: var(--ink); }
.btn--outline:hover { border-color: var(--green); color: var(--green-dk); }
.btn--sm { padding: 6px 11px; font-size: .8rem; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

/* ------------------------------ forms ------------------------------ */

.field { margin-bottom: 14px; }
.field > label {
  display: block; margin-bottom: 5px;
  font-size: .78rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--ink-soft);
}
.field .hint { font-size: .78rem; color: var(--muted); margin-top: 5px; }

input[type=text], input[type=password], input[type=number], input[type=date],
input[type=month], input[type=file], input[type=email], select, textarea {
  width: 100%; padding: 9px 11px;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: #fff; color: var(--ink);
  font: 400 .92rem/1.4 'Public Sans', sans-serif;
}
input[type=number], input[type=date], input[type=month] { font-family: 'Space Mono', monospace; }
input:focus, select:focus, textarea:focus { border-color: var(--green); outline: none; box-shadow: 0 0 0 3px rgba(29,107,76,.14); }
textarea { resize: vertical; min-height: 70px; }

.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0 16px; }
.formbar { display: flex; align-items: flex-end; gap: 12px; flex-wrap: wrap; }
.formbar .field { margin-bottom: 0; }

/* ------------------------------ tables ----------------------------- */

.tablewrap { overflow-x: auto; margin: 0 -20px -18px; padding: 0 20px 18px; }

table.data { width: 100%; border-collapse: collapse; font-size: .89rem; }
table.data th {
  text-align: left; padding: 9px 10px; border-bottom: 2px solid var(--line);
  font-family: 'Space Mono', monospace; font-size: .68rem; letter-spacing: .1em;
  text-transform: uppercase; color: var(--muted); white-space: nowrap;
}
table.data td { padding: 11px 10px; border-bottom: 1px solid var(--line-soft); vertical-align: middle; }
table.data tr:last-child td { border-bottom: 0; }
table.data tbody tr:hover { background: #f7faf6; }
table.data .num { text-align: right; white-space: nowrap; }
.t-right { text-align: right; }

/* ------------------------------ alerts ----------------------------- */

.alert {
  padding: 11px 14px; border-radius: var(--radius); margin-bottom: 16px;
  font-size: .9rem; border-left: 4px solid;
}
.alert--success { background: var(--green-pale); border-color: var(--green); color: var(--green-dk); }
.alert--error   { background: var(--stamp-pale); border-color: var(--stamp); color: #7d241e; }
.alert--info    { background: #eef1ed;           border-color: var(--muted); color: var(--ink-soft); }

.empty { padding: 34px 18px; text-align: center; color: var(--muted); }
.empty strong { display: block; font-family: 'Zilla Slab', serif; font-size: 1.05rem; color: var(--ink); margin-bottom: 4px; }

.rekening {
  background: var(--green-pale); border: 1px dashed var(--green);
  border-radius: var(--radius); padding: 12px 14px; margin-bottom: 16px; font-size: .88rem;
}
.rekening .num { font-size: 1.05rem; font-weight: 700; letter-spacing: .05em; }

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

.login-page {
  min-height: 100vh; display: grid; place-items: center; padding: 24px;
  background:
    repeating-linear-gradient(0deg, transparent 0 27px, var(--line-soft) 27px 28px),
    var(--paper);
}
.login-card {
  width: 100%; max-width: 380px; background: var(--card);
  border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: 0 18px 40px -24px rgba(22,40,31,.6); padding: 30px 28px;
}
.login-card h1 { font-size: 1.5rem; margin-bottom: 4px; }
.login-card .sub { color: var(--muted); font-size: .85rem; margin: 0 0 22px; }
.login-card .btn { width: 100%; justify-content: center; margin-top: 6px; }
.login-hint {
  margin-top: 18px; padding-top: 14px; border-top: 1px dashed var(--line);
  font-size: .76rem; color: var(--muted); line-height: 1.7;
}

/* ------------------------------- footer ---------------------------- */

.foot {
  max-width: 1180px; margin: 30px auto 24px; padding: 16px 22px 0;
  border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  font-size: .76rem; color: var(--muted);
}

/* ----------------------------- responsive -------------------------- */

@media (max-width: 820px) {
  .shell { grid-template-columns: 1fr; gap: 18px; }
  .sidebar {
    position: static; flex-direction: row; overflow-x: auto; gap: 6px;
    padding-bottom: 4px; border-bottom: 1px solid var(--line);
  }
  .navlink { white-space: nowrap; border-left: 0; border-bottom: 3px solid transparent; border-radius: 0; }
  .navlink.is-active { box-shadow: none; background: transparent; border-bottom-color: var(--green); }
  .topbar { padding: 12px 16px; }
  .topbar__brand small { display: none; }
  .pagehead { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}