:root {
  --hijau: #16a34a;
  --hijau-tua: #15803d;
  --merah: #dc2626;
  --kuning: #f59e0b;
  --abu: #6b7280;
  --bg: #f3f4f6;
  --kartu: #ffffff;
  --garis: #e5e7eb;
  --teks: #111827;
  --teks-lembut: #6b7280;
  --radius: 12px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 18px;
  color: var(--teks);
  background: var(--bg);
  -webkit-tap-highlight-color: transparent;
}
button { font-family: inherit; font-size: 18px; cursor: pointer; }
input, select { font-family: inherit; font-size: 18px; }

/* ---- Header ---- */
.hdr {
  display: flex; align-items: center; gap: 12px;
  background: var(--hijau); color: #fff;
  padding: 12px 16px; position: sticky; top: 0; z-index: 10;
}
.hdr h1 { font-size: 20px; margin: 0; flex: 1; }
.hdr .titik {
  font-size: 14px; background: rgba(255,255,255,.2); padding: 6px 10px;
  border-radius: 999px; cursor: pointer; white-space: nowrap;
}
.hdr button.keluar {
  background: rgba(255,255,255,.15); color: #fff; border: none;
  padding: 8px 12px; border-radius: 8px;
}

/* ---- Nav tab ---- */
.nav { display: flex; overflow-x: auto; background: #fff; border-bottom: 1px solid var(--garis); }
.nav button {
  flex: 0 0 auto; background: none; border: none; padding: 14px 16px;
  color: var(--teks-lembut); border-bottom: 3px solid transparent; min-height: 52px;
}
.nav button.aktif { color: var(--hijau-tua); border-bottom-color: var(--hijau); font-weight: 600; }

/* ---- Layout ---- */
.wrap { max-width: 900px; margin: 0 auto; padding: 16px; }
.baris-atas { display: flex; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
.baris-atas input[type=search], .baris-atas input[type=text] { flex: 1; min-width: 160px; }

/* ---- Tombol ---- */
.btn {
  min-height: 52px; padding: 0 18px; border: none; border-radius: var(--radius);
  background: var(--hijau); color: #fff; font-weight: 600;
}
.btn:active { background: var(--hijau-tua); }
.btn.sekunder { background: #fff; color: var(--teks); border: 1px solid var(--garis); }
.btn.bahaya { background: var(--merah); }
.btn.kecil { min-height: 40px; padding: 0 12px; font-size: 16px; }

/* ---- Kartu / list ---- */
.kartu {
  background: var(--kartu); border: 1px solid var(--garis); border-radius: var(--radius);
  padding: 14px; margin-bottom: 10px;
}
.kartu .judul { font-weight: 600; }
.kartu .sub { color: var(--teks-lembut); font-size: 15px; margin-top: 4px; }
.tag { display: inline-block; font-size: 13px; padding: 2px 8px; border-radius: 999px; background: #eef2ff; color: #4338ca; margin-right: 4px; }
.tag.rokok { background: #fef3c7; color: #92400e; }
.tag.favorit { background: #dcfce7; color: #166534; }
.aksi-baris { display: flex; gap: 8px; margin-top: 10px; }

/* ---- Form ---- */
label { display: block; font-size: 15px; color: var(--teks-lembut); margin: 10px 0 4px; }
input, select {
  width: 100%; padding: 12px; border: 1px solid var(--garis); border-radius: 10px; background: #fff;
}
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.cek { display: flex; align-items: center; gap: 8px; margin-top: 14px; }
.cek input { width: auto; }

/* ---- Modal ---- */
.modal-bg {
  position: fixed; inset: 0; background: rgba(0,0,0,.45); display: flex;
  align-items: flex-end; justify-content: center; z-index: 50;
}
.modal {
  background: #fff; width: 100%; max-width: 640px; max-height: 92vh; overflow-y: auto;
  border-radius: 18px 18px 0 0; padding: 18px;
}
.modal h2 { margin: 0 0 8px; font-size: 20px; }
.modal .footer { display: flex; gap: 10px; margin-top: 18px; position: sticky; bottom: 0; background: #fff; padding-top: 10px; }
.modal .footer .btn { flex: 1; }

/* satuan editor */
.satuan-row { display: grid; grid-template-columns: 1.1fr .8fr 1fr auto; gap: 6px; align-items: center; margin-bottom: 8px; }
.satuan-row input { padding: 8px; }
.satuan-row .hapus { background: #fee2e2; color: var(--merah); border: none; border-radius: 8px; min-height: 40px; width: 40px; font-size: 20px; }
.barcode-row { display: grid; grid-template-columns: 1.4fr 1fr auto; gap: 6px; align-items: center; margin-bottom: 8px; }

/* ---- Login ---- */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.login-card { background: #fff; border-radius: 18px; padding: 26px; width: 100%; max-width: 360px; box-shadow: 0 10px 30px rgba(0,0,0,.08); }
.login-card h1 { text-align: center; color: var(--hijau-tua); margin: 0 0 6px; }
.login-card .sub { text-align: center; color: var(--teks-lembut); margin-bottom: 18px; font-size: 15px; }
.login-card .btn { width: 100%; margin-top: 16px; }

/* ---- misc ---- */
.kosong { text-align: center; color: var(--teks-lembut); padding: 40px 20px; }
.pesan { padding: 10px 14px; border-radius: 10px; margin-bottom: 12px; }
.pesan.err { background: #fee2e2; color: var(--merah); }
.pesan.ok { background: #dcfce7; color: var(--hijau-tua); }
.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; vertical-align: middle; }
.spin { color: var(--teks-lembut); text-align: center; padding: 30px; }