:root {
  --bg: #f4f5f7;
  --kad: #ffffff;
  --teks: #14171f;
  --teks-2: #5b6170;
  --sempadan: #e1e4ea;
  --utama: #e4572e;
  --utama-gelap: #b9401d;
  --tunai: #1f9d55;
  --qr: #2563eb;
  --ralat-bg: #fdecea;
  --ralat: #a12a1a;
  --ok-bg: #e7f6ec;
  --ok: #17663a;
  --jejari: 14px;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--teks);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: inherit; }
h1 { font-size: 1.4rem; margin: 0 0 1rem; }
h2 { font-size: 1.05rem; margin: 0 0 .75rem; }
.bekas { max-width: 960px; margin: 0 auto; padding: 16px; }

/* Kepala admin */
.kepala { background: #14171f; color: #fff; }
.kepala-isi { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; padding-top: 12px; padding-bottom: 12px; }
.jenama { font-weight: 700; text-decoration: none; }
.nav { display: flex; flex-wrap: wrap; gap: 4px; }
.nav a { padding: 6px 12px; border-radius: 999px; text-decoration: none; color: #c9ccd4; }
.nav a.aktif, .nav a:hover { background: rgba(255,255,255,.12); color: #fff; }

/* Kad & borang */
.kad { background: var(--kad); border: 1px solid var(--sempadan); border-radius: var(--jejari); padding: 20px; margin-bottom: 16px; }
.kad.sempit { max-width: 380px; margin: 40px auto; }
label { display: block; margin-bottom: 14px; }
label > span { display: block; font-size: .85rem; font-weight: 600; color: var(--teks-2); margin-bottom: 4px; }
input {
  width: 100%; font: inherit; font-size: 1.1rem; padding: 12px 14px;
  border: 1px solid var(--sempadan); border-radius: 10px; background: #fff; color: var(--teks);
}
input:focus { outline: 2px solid var(--utama); outline-offset: 1px; border-color: transparent; }
[data-huruf-besar] { text-transform: uppercase; }
.label-kecil { font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; color: var(--teks-2); margin-bottom: 8px; }
.nota { color: var(--teks-2); font-size: .9rem; }
.tengah { text-align: center; }
.kanan { text-align: right; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  font: inherit; font-weight: 700; padding: 12px 18px; border-radius: 10px;
  border: 0; cursor: pointer; text-decoration: none; white-space: nowrap;
}
.btn:disabled { opacity: .5; cursor: wait; }
.btn.penuh { width: 100%; }
.btn-utama { background: var(--utama); color: #fff; }
.btn-utama:hover { background: var(--utama-gelap); }
.btn-kedua { background: #eef0f4; color: var(--teks); }
.dua-butang { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.btn-besar { padding: 18px; font-size: 1.2rem; letter-spacing: .04em; }

/* Pilih Tunai / QR (radio sebagai butang besar) */
.pilih-kaedah { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 16px; }
.kaedah { margin: 0; cursor: pointer; }
.kaedah input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.kaedah span {
  display: block; text-align: center; padding: 18px 8px; font-weight: 800; font-size: 1.1rem;
  border: 2px solid var(--sempadan); border-radius: 12px; color: var(--teks-2); background: #fff;
}
.kaedah input:focus-visible + span { outline: 2px solid var(--utama); outline-offset: 2px; }
.kaedah-tunai input:checked + span { border-color: var(--tunai); background: var(--tunai); color: #fff; }
.kaedah-qr input:checked + span { border-color: var(--qr); background: var(--qr); color: #fff; }
.pautan-nama { font-weight: 600; text-decoration: underline; text-decoration-color: var(--sempadan); text-underline-offset: 3px; }
.pautan-nama:hover { color: var(--utama); }
.stat-tunai .stat-nilai { color: var(--tunai); }
.stat-qr .stat-nilai { color: var(--qr); }
.grid-statistik { margin-bottom: 16px; }

.kilat { padding: 12px 14px; border-radius: 10px; margin-bottom: 16px; font-weight: 500; }
.kilat-ok { background: var(--ok-bg); color: var(--ok); }
.kilat-ralat { background: var(--ralat-bg); color: var(--ralat); }

.info-ic { margin: -6px 0 14px; padding: 8px 12px; border-radius: 8px; background: #eef0f4; font-size: .9rem; }
.info-ulang { background: #fff4e5; color: #8a4b00; font-weight: 600; }

/* Nombor giliran selepas daftar */
.giliran-baru { text-align: center; border: 3px solid var(--utama); }
.nombor-giliran { font-size: clamp(4.5rem, 22vw, 8rem); font-weight: 900; line-height: 1; color: var(--utama); }
.giliran-nama { font-size: 1.3rem; font-weight: 700; margin: 8px 0; }

/* Markah */
.baris-cari { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 10px; }
.baris-cari label { flex: 1 1 200px; margin: 0; }
.input-markah { font-size: 2.2rem; font-weight: 800; text-align: center; }
.grid-dua { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.senarai-giliran { list-style: none; margin: 0; padding: 0; max-height: 420px; overflow-y: auto; }
.senarai-giliran li a { display: flex; gap: 8px; padding: 8px 4px; border-bottom: 1px solid var(--sempadan); text-decoration: none; }
.senarai-giliran li a:hover { background: var(--bg); }
.markah-kecil { margin-left: auto; font-weight: 800; }

/* Senarai */
.grid-statistik { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; }
.stat { margin-bottom: 0; }
.stat-nilai { font-size: 1.6rem; font-weight: 800; }
.jadual-bekas { padding: 0; overflow-x: auto; }
.jadual { width: 100%; border-collapse: collapse; font-size: .95rem; }
.jadual th, .jadual td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--sempadan); }
.jadual th { font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; color: var(--teks-2); }
.jadual th.kanan, .jadual td.kanan { text-align: right; }
.lencana { padding: 2px 10px; border-radius: 999px; font-size: .8rem; font-weight: 700; color: #fff; }
.lencana-tunai { background: var(--tunai); }
.lencana-qr { background: var(--qr); }

/* Poster QR */
body.poster { background: #fff; text-align: center; padding: 40px 16px; }
.poster h1 { font-size: 2rem; }
.poster-sub { font-size: 1.4rem; margin: 0 0 24px; }
#qr { display: inline-block; padding: 16px; background: #fff; }
.poster-url { font-family: ui-monospace, monospace; word-break: break-all; }
@media print { .jangan-cetak { display: none; } }