/* Tampilan Aplikasi Pembayaran DPP/SPP. Warna ada di :root, ubah di sini untuk ganti tema. */
:root {
  --bg: #f4f6f8;
  --kartu: #ffffff;
  --teks: #1d2733;
  --redup: #667483;
  --garis: #dbe1e7;
  --utama: #1f6f5c;
  --utama-tua: #17574a;
  --utama-muda: #e3f2ee;
  --bahaya: #b3382c;
  --peringatan: #b86e00;
  --peringatan-muda: #fff3df;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--teks); font: 15px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--utama); }
h1 { font-size: 1.5rem; margin: 0 0 16px; }
h2 { font-size: 1.1rem; margin: 20px 0 10px; }
.muted { color: var(--redup); }
.r { text-align: right; }
.center { text-align: center; }
.nowrap { white-space: nowrap; }
code { background: #eef1f4; padding: 1px 5px; border-radius: 4px; }

/* Bilah atas */
.top { background: var(--utama); color: #fff; position: sticky; top: 0; z-index: 5; }
.top-in { max-width: 1100px; margin: 0 auto; padding: 10px 16px; display: flex; flex-wrap: wrap; gap: 8px 18px; align-items: center; }
.brand { color: #fff; font-weight: 700; text-decoration: none; font-size: 1.05rem; }
.top nav { display: flex; flex-wrap: wrap; gap: 2px; flex: 1; }
.top nav a { color: #d7eee8; text-decoration: none; padding: 6px 10px; border-radius: 6px; }
.top nav a:hover, .top nav a.on { background: rgba(255,255,255,.18); color: #fff; }
.logout { display: flex; align-items: center; gap: 10px; margin: 0; }
.who { font-size: .85rem; color: #d7eee8; }

.wrap { max-width: 1100px; margin: 0 auto; padding: 20px 16px 48px; }
.foot { text-align: center; color: var(--redup); font-size: .8rem; padding: 18px; }

/* Kartu & form */
.card { background: var(--kartu); border: 1px solid var(--garis); border-radius: 10px; padding: 18px; margin: 14px 0; }
.form label { display: block; margin-bottom: 12px; font-weight: 600; font-size: .9rem; }
.form label.check { font-weight: 400; }
input, select, textarea { font: inherit; padding: 8px 10px; border: 1px solid #c3ccd5; border-radius: 7px; background: #fff; color: var(--teks); width: 100%; max-width: 100%; }
label input, label select { margin-top: 4px; font-weight: 400; }
input[type=checkbox] { width: auto; margin-right: 6px; }
input[type=file] { padding: 6px; }
input:focus, select:focus { outline: 2px solid var(--utama); outline-offset: 1px; }
fieldset { border: 1px solid var(--garis); border-radius: 8px; margin: 0 0 12px; padding: 10px 14px; }
legend { font-weight: 600; padding: 0 6px; font-size: .9rem; }
.narrow { max-width: 520px; }
.row3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 0 14px; }
.filter { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0 14px; align-items: center; }
.filter input, .filter select { width: auto; min-width: 150px; }
.inline { display: inline-flex; gap: 6px; margin: 0; align-items: center; }
.inline input { width: 150px; }

/* Tombol */
.btn { display: inline-block; font: inherit; font-weight: 600; padding: 8px 16px; border: 1px solid #c3ccd5; border-radius: 8px; background: #fff; color: var(--teks); text-decoration: none; cursor: pointer; }
.btn:hover { border-color: var(--utama); color: var(--utama); }
.btn.primary { background: var(--utama); border-color: var(--utama); color: #fff; }
.btn.primary:hover { background: var(--utama-tua); color: #fff; }
.btn.danger { background: var(--bahaya); border-color: var(--bahaya); color: #fff; }
.btn.small { padding: 4px 10px; font-size: .85rem; }
.btn.block { display: block; width: 100%; text-align: center; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 12px 0 16px; }

/* Pesan */
.alert { padding: 10px 14px; border-radius: 8px; margin: 10px 0; border: 1px solid; }
.alert.ok { background: #e6f5ec; border-color: #9fd3b3; color: #14532d; }
.alert.error { background: #fdecea; border-color: #f0b4ad; color: #7a1c13; }
.alert.info { background: #e8f1fb; border-color: #a9c7ea; color: #17426e; }
.badge { display: inline-block; font-size: .75rem; padding: 1px 8px; border-radius: 99px; background: #e9edf1; color: var(--redup); }
.badge.info { background: var(--peringatan-muda); color: var(--peringatan); }

/* Tabel */
.tablewrap { overflow-x: auto; background: var(--kartu); border: 1px solid var(--garis); border-radius: 10px; }
.card .tablewrap { border: 0; }
table { border-collapse: collapse; width: 100%; }
th, td { padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--garis); vertical-align: top; }
th { background: #f0f3f6; font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; color: var(--redup); }
th.r, td.r { text-align: right; }
tr:last-child td { border-bottom: 0; }
tr.batal td { color: #8a95a1; text-decoration: line-through; }
tr.batal td a { color: #8a95a1; }
td input, td select { min-width: 120px; }

/* Ringkasan */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin: 10px 0 16px; }
.stat { background: var(--kartu); border: 1px solid var(--garis); border-radius: 10px; padding: 14px 16px; }
.stat span { display: block; color: var(--redup); font-size: .85rem; }
.stat b { font-size: 1.35rem; }
.stat small { display: block; color: var(--redup); }
.stat.warn { background: var(--peringatan-muda); border-color: #f0d49c; }
.stat.ok { background: var(--utama-muda); border-color: #a8d5c9; }

/* Pilih bulan */
.bulan-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 10px; margin: 10px 0 16px; }
.bulan { display: block; border: 1px solid var(--garis); border-radius: 9px; padding: 10px 12px; background: #fff; font-size: .9rem; }
.bulan b, .bulan span { display: block; }
.bulan span { color: var(--redup); font-size: .82rem; }
.bulan.buka { cursor: pointer; }
.bulan.buka:hover { border-color: var(--utama); }
.bulan.buka:has(input:checked) { border-color: var(--utama); background: var(--utama-muda); }
.bulan.lunas { background: #eef7f3; border-color: #b8dccf; }
.bulan.off { background: #f4f5f7; color: #9aa4af; }
.total { font-size: 1.15rem; margin: 6px 0 12px; }

/* Halaman masuk */
.login-body { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-box { width: 100%; max-width: 380px; }
.login-box h1 { margin-bottom: 4px; }
.login-box label { display: block; margin: 14px 0; font-weight: 600; font-size: .9rem; }

/* Halaman cetak: kwitansi & kartu */
.print-body { background: #fff; padding: 16px; }
.bar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; max-width: 780px; margin: 0 auto 14px; }
.sekolah { font-size: 1.1rem; }
.struk { position: relative; max-width: 780px; margin: 0 auto; border: 2px solid #222; padding: 18px 22px; }
.struk-head { display: flex; justify-content: space-between; gap: 14px; border-bottom: 2px solid #222; padding-bottom: 10px; margin-bottom: 10px; }
.struk-tabel { width: 100%; }
.struk-tabel td { border: 0; padding: 4px 6px; }
.struk-tabel td:first-child { width: 150px; white-space: nowrap; }
.struk-tabel td:nth-child(2) { width: 12px; }
.struk-foot { display: flex; justify-content: space-between; align-items: flex-end; margin-top: 14px; gap: 14px; }
.jumlah { font-size: 1.5rem; font-weight: 800; border: 2px solid #222; padding: 6px 16px; }
.ttd { text-align: center; min-width: 200px; }
.struk.dibatalkan { opacity: .65; }
.cap-batal { position: absolute; top: 40%; left: 50%; transform: translate(-50%, -50%) rotate(-12deg); font-size: 3rem; font-weight: 900; color: rgba(179,56,44,.55); border: 6px solid rgba(179,56,44,.55); padding: 4px 24px; }
.center-box { margin: 20px auto; }
.kartu { max-width: 780px; margin: 0 auto; }
.kartu h2 { margin: 10px 0 12px; }
.grid th, .grid td { border: 1px solid #555; padding: 7px 9px; }
.grid th { background: #eee; color: #222; }
.grid tr { height: 34px; }
.grid tr.lunas-row td { background: #f2f9f6; }
.print-title { display: none; }

@media (max-width: 640px) {
  .top-in { padding: 8px 12px; justify-content: space-between; }
  .top nav { order: 3; flex: 0 0 100%; flex-wrap: nowrap; overflow-x: auto; white-space: nowrap; }
  .who { display: none; }
  th, td { padding: 8px; }
}
@media print {
  body, .print-body { background: #fff; padding: 0; }
  .no-print, .top, .foot, .actions { display: none !important; }
  .wrap { max-width: none; padding: 0; }
  h1 { display: none; }
  .print-title { display: block; margin-top: 0; }
  .tablewrap, .stat, .card { border-color: #999; }
  .struk, .kartu { max-width: none; }
}