:root {
  --latar: #f4f6f9; --kartu: #fff; --teks: #1d2433; --redup: #6b7385; --garis: #e3e7ee;
  --utama: #0f6e6e; --utama-gelap: #0b5454; --merah: #c0392b; --hijau: #1e8449; --kuning: #b9770e; --biru: #2b6cb0;
  --bayang: 0 1px 3px rgba(20, 30, 50, .08);
}
@media (prefers-color-scheme: dark) {
  :root {
    --latar: #12161d; --kartu: #1b212b; --teks: #e6e9ef; --redup: #959db0; --garis: #2c3441;
    --utama: #2aa198; --utama-gelap: #23877f; --merah: #e06c5f; --hijau: #4cc27a; --kuning: #e0a64a; --biru: #6aa5e8;
    --bayang: none;
  }
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--latar); color: var(--teks); }
a { color: var(--utama); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.5rem; margin: 0 0 1rem; display: flex; align-items: center; gap: .6rem; flex-wrap: wrap; }
h2 { font-size: 1.1rem; margin: 0 0 .8rem; }
h3 { font-size: .95rem; margin: 1rem 0 .4rem; color: var(--redup); text-transform: uppercase; letter-spacing: .04em; }
.redup { color: var(--redup); }
.kecil { font-size: .85rem; }
.kanan { text-align: right; }
.teks-merah { color: var(--merah); }

.atas { display: flex; align-items: center; gap: 1.5rem; padding: .6rem 1.5rem; background: var(--kartu); border-bottom: 1px solid var(--garis); flex-wrap: wrap; position: sticky; top: 0; z-index: 5; }
.merek { font-weight: 700; color: var(--teks); font-size: 1.05rem; }
.atas nav { display: flex; gap: .25rem; flex: 1; flex-wrap: wrap; }
.atas nav a { padding: .4rem .75rem; border-radius: 6px; color: var(--redup); }
.atas nav a:hover { background: var(--latar); text-decoration: none; color: var(--teks); }
.atas nav a.aktif { background: var(--utama); color: #fff; }
.keluar { display: flex; align-items: center; gap: .6rem; }

.isi { max-width: 1200px; margin: 0 auto; padding: 1.5rem; }
.tengah { min-height: 100vh; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 1rem; }
.kartu { background: var(--kartu); border: 1px solid var(--garis); border-radius: 10px; padding: 1.2rem; box-shadow: var(--bayang); margin-bottom: 1.2rem; }
.sempit { width: 100%; max-width: 380px; }
.judul-baris { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; flex-wrap: wrap; }
.dua-kolom { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 1.2rem; align-items: start; }
.dua-kolom > .kartu { margin-bottom: 0; }
.dua-kolom { margin-bottom: 1.2rem; }

.flash { padding: .7rem 1rem; border-radius: 8px; margin-bottom: 1rem; border: 1px solid; }
.flash.ok { background: color-mix(in srgb, var(--hijau) 12%, transparent); border-color: var(--hijau); }
.flash.galat { background: color-mix(in srgb, var(--merah) 12%, transparent); border-color: var(--merah); }

label { display: block; font-size: .85rem; color: var(--redup); margin-bottom: .8rem; }
input, select, textarea { display: block; width: 100%; margin-top: .25rem; padding: .55rem .7rem; font: inherit; color: var(--teks);
  background: var(--latar); border: 1px solid var(--garis); border-radius: 7px; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--utama); outline-offset: -1px; }
input[readonly] { opacity: .8; }
label.centang { display: flex; align-items: center; gap: .5rem; color: var(--teks); }
label.centang input { width: auto; margin: 0; }
.formulir { max-width: 720px; }
.dua-kolom .formulir { max-width: none; }
.baris-form { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 0 1rem; }
.sebaris { display: flex; gap: .5rem; align-items: flex-end; flex-wrap: wrap; margin-top: 1rem; }
.sebaris .tombol.kecil { padding: .6rem .9rem; }
.sebaris input, .sebaris select { width: auto; flex: 1; min-width: 120px; margin: 0; }
.sebaris label { margin: 0; flex: 1; }
.sebaris label input { width: 100%; margin-top: .25rem; }
.saring { display: flex; gap: .5rem; margin-bottom: 1rem; flex-wrap: wrap; align-items: flex-end; }
.saring input, .saring select { width: auto; margin: 0; }
.saring > input { flex: 1; min-width: 200px; }
.saring label { margin: 0; }
.saring label input { margin-top: .25rem; }

.tombol { display: inline-block; padding: .55rem 1rem; border: 0; border-radius: 7px; background: var(--utama); color: #fff; font: inherit; font-weight: 600; cursor: pointer; white-space: nowrap; }
.tombol:hover { background: var(--utama-gelap); text-decoration: none; }
.tombol.sekunder { background: transparent; color: var(--teks); border: 1px solid var(--garis); }
.tombol.sekunder:hover { background: var(--latar); }
.tombol.bahaya { background: transparent; color: var(--merah); border: 1px solid var(--merah); }
.tombol.bahaya:hover { background: var(--merah); color: #fff; }
.tombol.kecil { padding: .3rem .65rem; font-size: .85rem; }
.tombol.penuh { width: 100%; }
.tombol:disabled { opacity: .45; cursor: not-allowed; }
.tombol-baris { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; }
.ikon { background: none; border: 0; color: var(--redup); cursor: pointer; font-size: .9rem; padding: 0 .3rem; }
.ikon:hover { color: var(--merah); }

.tabel-wadah { padding: 0; overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: .65rem .9rem; text-align: left; border-bottom: 1px solid var(--garis); vertical-align: middle; }
th { font-size: .8rem; color: var(--redup); text-transform: uppercase; letter-spacing: .03em; font-weight: 600; }
th.kanan, td.kanan { text-align: right; }
tbody tr:last-child td { border-bottom: 0; }
td.aksi { display: flex; gap: .4rem; justify-content: flex-end; }
.tagihan td { padding: .45rem .3rem; }
.tagihan tr.garis td { border-top: 2px solid var(--garis); }
.tagihan tr.hijau td:nth-child(2) { color: var(--hijau); }
.tagihan tr.merah td { color: var(--merah); }

.lencana { display: inline-block; padding: .12rem .55rem; border-radius: 99px; font-size: .78rem; font-weight: 600; border: 1px solid; }
.lencana.dipesan { color: var(--biru); }
.lencana.checkin { color: var(--kuning); }
.lencana.checkout { color: var(--hijau); }
.lencana.batal { color: var(--redup); }

.statistik { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(200px, 45%), 1fr)); gap: 1rem; margin-bottom: 1.2rem; }
.stat { background: var(--kartu); border: 1px solid var(--garis); border-radius: 10px; padding: 1rem 1.2rem; box-shadow: var(--bayang); }
.stat span { display: block; font-size: .8rem; color: var(--redup); }
.stat b { display: block; font-size: 1.6rem; margin: .1rem 0; font-variant-numeric: tabular-nums; }
.stat small { color: var(--redup); }

.baris-item { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: .55rem 0; border-bottom: 1px solid var(--garis); }
.baris-item:last-child { border-bottom: 0; }

.grid-kamar { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: .7rem; }
.petak { display: flex; flex-direction: column; padding: .7rem .8rem; border-radius: 9px; border: 1px solid var(--garis); border-left-width: 5px; color: var(--teks); min-height: 88px; }
.petak:hover { text-decoration: none; filter: brightness(.97); }
.petak b { font-size: 1.2rem; }
.petak small { color: var(--redup); }
.petak span { font-size: .8rem; margin-top: auto; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.petak.kosong { border-left-color: var(--hijau); }
.petak.terisi { border-left-color: var(--kuning); background: color-mix(in srgb, var(--kuning) 10%, var(--kartu)); }
.petak.dipesan { border-left-color: var(--biru); background: color-mix(in srgb, var(--biru) 8%, var(--kartu)); }
.petak.perawatan { border-left-color: var(--redup); opacity: .7; }
.legenda { display: flex; gap: 1rem; margin-top: 1rem; font-size: .8rem; color: var(--redup); flex-wrap: wrap; align-items: center; }
.legenda i { display: inline-block; width: 12px; height: 12px; border-radius: 3px; margin-right: -.6rem; }
.legenda i.kosong { background: var(--hijau); } .legenda i.terisi { background: var(--kuning); }
.legenda i.dipesan { background: var(--biru); } .legenda i.perawatan { background: var(--redup); }

dl.info { display: grid; grid-template-columns: 130px 1fr; gap: .4rem 1rem; margin: 0; }
dl.info dt { color: var(--redup); font-size: .88rem; }
dl.info dd { margin: 0; }

.batang-baris { display: grid; grid-template-columns: 100px 1fr auto; gap: .8rem; align-items: center; padding: .3rem 0; font-size: .88rem; }
.batang { background: var(--latar); border-radius: 4px; height: 12px; overflow: hidden; }
.batang i { display: block; height: 100%; background: var(--utama); }

/* invoice */
body.invoice { background: var(--latar); padding: 2rem 1rem; }
.lembar { max-width: 760px; margin: 0 auto; background: #fff; color: #1d2433; padding: 2.5rem; border-radius: 8px; box-shadow: 0 2px 10px rgba(0,0,0,.1); }
.lembar .kop { display: flex; justify-content: space-between; gap: 1rem; border-bottom: 3px solid #0f6e6e; padding-bottom: 1rem; margin-bottom: 1.2rem; }
.lembar h1 { margin: 0 0 .3rem; color: #0f6e6e; }
.lembar h2 { margin: 0 0 .3rem; letter-spacing: .1em; }
.lembar dl.info { margin-bottom: 1.2rem; }
.lembar dl.info dt { color: #6b7385; }
.lembar th, .lembar td { border-color: #e3e7ee; color: #1d2433; }
.lembar tfoot th { font-size: .95rem; text-transform: none; color: #1d2433; border-top: 2px solid #1d2433; }
.terima-kasih { margin-top: 1.5rem; color: #6b7385; }
.tanda-tangan { display: flex; justify-content: space-around; margin: 2rem 0 1rem; text-align: center; }
.tanda-tangan div { width: 180px; padding-top: 4.5rem; border-bottom: 1px solid #1d2433; }
@media print {
  body.invoice { background: #fff; padding: 0; }
  .lembar { box-shadow: none; padding: 0; }
  .tidak-cetak { display: none; }
}

@media (max-width: 640px) {
  .atas { padding: .6rem 1rem; gap: .5rem; justify-content: space-between; }
  .atas nav { order: 3; flex-basis: 100%; flex-wrap: nowrap; overflow-x: auto; }
  .atas nav a { white-space: nowrap; }
  .stat b { font-size: 1.25rem; }
  .isi { padding: 1rem; }
  .lembar { padding: 1.2rem; }
  dl.info { grid-template-columns: 1fr; gap: 0; }
  dl.info dd { margin-bottom: .5rem; }
  .batang-baris { grid-template-columns: 80px 1fr; }
  .batang-baris b { grid-column: 2; }
}
.judul-baris > .tombol, .judul-baris > .tombol-baris { margin-bottom: 1rem; }