/* NuPeach Tools — Minimalism & Swiss (ui-ux-pro-max: style #1, product "Invoice & Billing Tool")
   Monokrom, garis tipis tanpa bayangan, satu aksen, huruf Plus Jakarta Sans. */
:root {
  --bg: #fafafa;
  --surface: #ffffff;
  --text: #18181b;
  --text-2: #3f3f46;
  --muted: #71717a;
  --line: #e4e4e7;
  --line-strong: #d4d4d8;
  --subtle: #f4f4f5;
  --primary: #18181b;
  --on-primary: #ffffff;
  --brand: #e8794a;          /* peach NuPeach, hanya untuk tanda merek */
  --ok: #15803d;  --ok-bg: #f0fdf4;  --ok-line: #bbf7d0;
  --warn: #a16207; --warn-bg: #fefce8; --warn-line: #fde68a;
  --danger: #dc2626; --danger-bg: #fef2f2; --danger-line: #fecaca;
  --ring: #18181b;
  --radius: 10px;
  --radius-sm: 8px;
  --ease: cubic-bezier(.2, 0, 0, 1);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #09090b; --surface: #111113; --text: #fafafa; --text-2: #d4d4d8; --muted: #a1a1aa;
    --line: #27272a; --line-strong: #3f3f46; --subtle: #18181b;
    --primary: #fafafa; --on-primary: #09090b; --brand: #f39a72;
    --ok: #4ade80; --ok-bg: #052e16; --ok-line: #14532d;
    --warn: #facc15; --warn-bg: #2a2205; --warn-line: #713f12;
    --danger: #f87171; --danger-bg: #2a0a0a; --danger-line: #7f1d1d;
    --ring: #fafafa;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 400 16px/1.55 "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: underline; text-decoration-color: var(--line-strong); text-underline-offset: 3px; }
a:hover { text-decoration-color: currentColor; }
h1 { font-size: 1.75rem; line-height: 1.2; font-weight: 700; letter-spacing: -.02em; margin: 0 0 .35rem; }
h2 { font-size: 1rem; font-weight: 600; letter-spacing: -.01em; margin: 0 0 1rem; }
p { margin: 0 0 1rem; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.r { text-align: right; }
.nowrap { white-space: nowrap; }
.num { font-variant-numeric: tabular-nums; }
[hidden] { display: none !important; }
.ph { font-size: 1.15em; line-height: 1; vertical-align: -.15em; }

:focus-visible { outline: 2px solid var(--ring); outline-offset: 2px; border-radius: 6px; }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }

/* ---------- Header ---------- */
.topbar {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar-in { max-width: 1120px; margin: 0 auto; padding: .75rem 16px; display: flex; align-items: center; gap: 1.5rem; flex-wrap: wrap; }
.brand { display: inline-flex; align-items: center; gap: .6rem; text-decoration: none; font-weight: 700; letter-spacing: -.01em; }
.brand-mark { width: 28px; height: 28px; border-radius: 8px; background: var(--brand); color: #fff; display: grid; place-items: center; font-size: .9rem; font-weight: 800; }
.brand small { font-weight: 500; color: var(--muted); }
.topbar nav { display: flex; gap: .25rem; flex: 1; flex-wrap: wrap; }
.topbar nav a {
  display: inline-flex; align-items: center; gap: .45rem; min-height: 40px; padding: 0 .8rem;
  border-radius: var(--radius-sm); text-decoration: none; color: var(--muted); font-size: .9rem; font-weight: 500;
  transition: background-color .2s var(--ease), color .2s var(--ease);
}
.topbar nav a:hover { color: var(--text); background: var(--subtle); }
.topbar nav a.on { color: var(--text); background: var(--subtle); font-weight: 600; }
.topbar nav a.logout { margin-left: auto; }

/* ---------- Layout ---------- */
.wrap { max-width: 1120px; margin: 0 auto; padding: 2.25rem 16px 3rem; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.75rem; }
.page-head p { margin: 0; }
.foot { max-width: 1120px; margin: 0 auto; padding: 1.5rem 16px 2rem; color: var(--muted); font-size: .8rem; border-top: 1px solid var(--line); }

.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem; margin-bottom: 1.25rem; }
.card > h2:first-child { display: flex; align-items: center; gap: .5rem; }
.card.narrow { max-width: 400px; margin: 4rem auto; padding: 2rem; }
.card.narrow h1 { font-size: 1.5rem; margin-bottom: .5rem; }

.flash, .alert { display: flex; align-items: center; gap: .6rem; padding: .75rem 1rem; border-radius: var(--radius-sm); margin-bottom: 1.25rem; font-size: .925rem; border: 1px solid; }
.flash { background: var(--ok-bg); color: var(--ok); border-color: var(--ok-line); }
.alert { background: var(--danger-bg); color: var(--danger); border-color: var(--danger-line); }

/* ---------- Forms ---------- */
label { display: flex; flex-direction: column; gap: .4rem; font-size: .875rem; font-weight: 500; color: var(--text-2); }
label small { font-weight: 400; }
input, select {
  font: inherit; font-size: 1rem; color: var(--text); background: var(--surface);
  min-height: 44px; padding: .55rem .75rem; width: 100%; min-width: 0;
  border: 1px solid var(--line-strong); border-radius: var(--radius-sm);
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
input::placeholder { color: var(--muted); opacity: .7; }
input:hover, select:hover { border-color: var(--muted); }
input:focus, select:focus { outline: none; border-color: var(--ring); box-shadow: 0 0 0 3px color-mix(in srgb, var(--ring) 15%, transparent); }
input.money, input.dec { font-variant-numeric: tabular-nums; }
.stack { display: flex; flex-direction: column; gap: 1rem; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 1rem 1.25rem; }
.span2 { grid-column: span 2; }
.row-actions { grid-column: 1 / -1; display: flex; gap: .5rem; padding-top: .25rem; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .45rem;
  min-height: 44px; padding: 0 1.1rem; font: inherit; font-size: .925rem; font-weight: 600;
  border-radius: var(--radius-sm); border: 1px solid var(--line-strong); background: var(--surface); color: var(--text);
  cursor: pointer; text-decoration: none; white-space: nowrap;
  transition: background-color .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease), transform .1s var(--ease);
}
.btn:hover { background: var(--subtle); border-color: var(--muted); }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--primary); border-color: var(--primary); color: var(--on-primary); }
.btn.primary:hover { background: var(--text-2); border-color: var(--text-2); }
.btn.ghost { background: transparent; border-color: transparent; color: var(--muted); }
.btn.ghost:hover { background: var(--subtle); color: var(--text); }
.btn.danger { color: var(--danger); }
.btn.danger:hover { background: var(--danger-bg); }
.btn.sm { min-height: 36px; padding: 0 .75rem; font-size: .85rem; }
.btn.block { width: 100%; margin-top: 1.25rem; }
form.inline { display: inline; }
.actions { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.5rem; }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; margin-bottom: 1.5rem; }
.stat { background: var(--surface); padding: 1.25rem 1.5rem; }
.stat span { display: flex; align-items: center; gap: .4rem; color: var(--muted); font-size: .8rem; font-weight: 500; margin-bottom: .4rem; }
.stat b { display: block; font-size: 1.5rem; font-weight: 700; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.stat.warn b { color: var(--warn); }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; margin: 0 -1.5rem; padding: 0 1.5rem; }
table { width: 100%; border-collapse: collapse; font-size: .925rem; }
th, td { padding: .8rem .75rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
th:first-child, td:first-child { padding-left: 0; }
th:last-child, td:last-child { padding-right: 0; }
th { font-size: .75rem; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
tbody tr { transition: background-color .15s var(--ease); }
tbody tr:hover td { background: color-mix(in srgb, var(--subtle) 60%, transparent); }
tbody tr:last-child td { border-bottom: 0; }
th.r, td.r { text-align: right; font-variant-numeric: tabular-nums; }
td a { font-weight: 600; text-decoration: none; }
td a:hover { text-decoration: underline; }
td a.btn { font-weight: 600; }
tr.off td { opacity: .5; }

.tag { display: inline-flex; align-items: center; gap: .3rem; font-size: .75rem; font-weight: 600; padding: .2rem .55rem; border-radius: 99px; border: 1px solid var(--line-strong); color: var(--muted); background: var(--surface); white-space: nowrap; }
.tag::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.tag.ok { color: var(--ok); border-color: var(--ok-line); background: var(--ok-bg); }
.tag.pending { color: var(--warn); border-color: var(--warn-line); background: var(--warn-bg); }

.filters { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 1rem; }
.filters label { min-width: 190px; flex: 0 1 220px; }

/* ---------- Kalkulator ---------- */
.calc { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 1.25rem; align-items: start; }
.calc-side .sticky { position: sticky; top: 88px; }
.brow { display: grid; grid-template-columns: minmax(0, 2.2fr) .9fr .9fr 1.2fr 1.1fr auto; gap: .6rem; align-items: center; padding: .6rem 0; border-bottom: 1px solid var(--line); }
.brow:last-of-type { border-bottom: 0; margin-bottom: .5rem; }
.bpick { display: flex; flex-direction: column; gap: .4rem; min-width: 0; }
.bsub { text-align: right; font-weight: 600; font-variant-numeric: tabular-nums; }
.sum { margin: 0; font-size: .925rem; }
.sum div { display: flex; justify-content: space-between; gap: 1rem; padding: .45rem 0; }
.sum dt { color: var(--muted); }
.sum dd { margin: 0; font-variant-numeric: tabular-nums; font-weight: 500; }
.sum .line { border-top: 1px solid var(--line); margin-top: .5rem; padding-top: .9rem; }
.sum .line dt, .sum .line dd { color: var(--text); font-weight: 600; }
.sum .neg dd { color: var(--danger); }
.sum .total { border-top: 1px solid var(--text); margin-top: .5rem; padding-top: 1rem; align-items: baseline; }
.sum .total dt { color: var(--text); font-weight: 600; }
.sum .total dd { font-size: 1.6rem; font-weight: 700; letter-spacing: -.02em; }
.sum .total dd.minus { color: var(--danger); }

/* ---------- Slip ---------- */
.slip { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 2.5rem; max-width: 760px; margin: 0 auto; }
.slip-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; padding-bottom: 1.5rem; margin-bottom: 1.5rem; border-bottom: 1px solid var(--line); }
.slip-brand { display: flex; align-items: center; gap: .6rem; font-size: 1.15rem; font-weight: 700; }
.slip-title { font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin-top: .35rem; }
.slip-info { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 1rem 1.5rem; margin-bottom: 2rem; }
.slip-info span { display: block; font-size: .75rem; text-transform: uppercase; letter-spacing: .05em; margin-bottom: .2rem; }
.slip-info b { font-weight: 600; }
.slip-table { margin-bottom: 1.5rem; }
.slip-table tbody tr:hover td { background: none; }
.slip-table tbody tr:last-child td { border-bottom: 1px solid var(--line); }
.slip-table tr.sub td { font-weight: 600; }
.slip-table tfoot td { font-size: 1.1rem; font-weight: 700; border-bottom: 0; border-top: 1px solid var(--text); padding-top: 1rem; }
.slip-table tfoot td.r { font-size: 1.5rem; letter-spacing: -.02em; }
.sign { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; margin-top: 3rem; }
.sign-line { margin-top: 4rem; border-top: 1px solid var(--line-strong); padding-top: .5rem; font-weight: 600; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .calc { grid-template-columns: 1fr; }
  .calc-side .sticky { position: static; }
  .span2 { grid-column: auto; }
  .brow { grid-template-columns: 1fr 1fr; }
  .brow .bpick { grid-column: 1 / -1; }
  .topbar-in { gap: .5rem; }
  .topbar nav { order: 3; flex-basis: 100%; overflow-x: auto; flex-wrap: nowrap; scrollbar-width: none; margin: 0 -16px; padding: 0 16px; }
  .topbar nav a.logout { margin-left: 0; }
}
@media (max-width: 560px) {
  .wrap { padding-top: 1.5rem; }
  h1 { font-size: 1.5rem; }
  .card { padding: 1.15rem; }
  .table-wrap { margin: 0 -1.15rem; padding: 0 1.15rem; }
  .slip { padding: 1.25rem; }
  .sign { gap: 1.5rem; }
}

/* ---------- Print ---------- */
@media print {
  :root { --bg: #fff; --surface: #fff; --text: #000; --text-2: #222; --muted: #555; --line: #ddd; --line-strong: #bbb; color-scheme: light; }
  .no-print { display: none !important; }
  body { background: #fff; font-size: 12pt; }
  .wrap { padding: 0; max-width: none; }
  .slip { border: 0; padding: 0; max-width: none; }
  .tag { border-color: #bbb !important; background: #fff !important; color: #000 !important; }
}