* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Segoe UI', Arial, sans-serif; background: #f4f6f8; color: #222; }

header { background: #1a6b3c; color: #fff; padding: 14px 24px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; }
header h1 { font-size: 20px; }
nav a { color: #d9efe0; text-decoration: none; margin-left: 16px; font-weight: 600; }
nav a.active, nav a:hover { color: #fff; text-decoration: underline; }

main { padding: 24px; max-width: 1200px; margin: 0 auto; }
h2 { margin: 20px 0 10px; }

table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 8px; overflow: hidden; }
th, td { padding: 10px 12px; border-bottom: 1px solid #e3e7ea; text-align: left; font-size: 14px; }
th { background: #1a6b3c; color: #fff; }

/* Layout kasir */
.kasir { display: grid; grid-template-columns: 1.4fr 1fr; gap: 24px; }
@media (max-width: 800px) { .kasir { grid-template-columns: 1fr; } }

#cari { width: 100%; padding: 12px; font-size: 16px; border: 1px solid #ccc; border-radius: 8px; margin-bottom: 14px; }

.grid-produk { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; max-height: 70vh; overflow-y: auto; }
.kartu-produk { background: #fff; border: 1px solid #dde; border-radius: 8px; padding: 12px; text-align: left; cursor: pointer; display: flex; flex-direction: column; gap: 4px; }
.kartu-produk:hover { border-color: #1a6b3c; box-shadow: 0 2px 8px rgba(0,0,0,.1); }
.kartu-produk .nama { font-weight: 600; font-size: 14px; }
.kartu-produk .harga { color: #1a6b3c; font-weight: 700; }
.kartu-produk .stok { font-size: 12px; color: #888; }

.kanan { background: #fff; padding: 16px; border-radius: 8px; border: 1px solid #e3e7ea; align-self: start; }
.kanan label { display: block; margin: 12px 0; font-weight: 600; }
.kanan input { width: 100%; padding: 10px; font-size: 16px; border: 1px solid #ccc; border-radius: 6px; }
.total-row { display: flex; justify-content: space-between; padding: 8px 0; font-size: 18px; }

.btn-primer { background: #1a6b3c; color: #fff; border: none; padding: 12px 20px; font-size: 16px; border-radius: 8px; cursor: pointer; width: 100%; }
.btn-primer:hover { background: #145a32; }

.hapus { background: none; border: none; color: #c0392b; cursor: pointer; font-size: 16px; }

.pesan { margin-top: 10px; color: #1a6b3c; font-weight: 600; min-height: 20px; }

.struk { margin-top: 16px; padding: 12px; border: 1px dashed #888; border-radius: 6px; font-family: monospace; }
.struk button { margin-top: 8px; padding: 6px 12px; cursor: pointer; }
.tersembunyi { display: none; }

.form-produk { background: #fff; padding: 16px; border-radius: 8px; display: flex; gap: 12px; flex-wrap: wrap; align-items: end; }
.form-produk label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; font-weight: 600; }
.form-produk input { padding: 9px; border: 1px solid #ccc; border-radius: 6px; min-width: 140px; }
.form-produk .btn-primer { width: auto; }

.kartu-stat { display: flex; gap: 16px; flex-wrap: wrap; }
.kartu-stat > div { background: #fff; border: 1px solid #e3e7ea; border-radius: 8px; padding: 16px 24px; }
.kartu-stat small { display: block; color: #777; }
.kartu-stat strong { font-size: 22px; color: #1a6b3c; }