/* ========== Base ========== */
body {
  font-family: Arial, sans-serif;
  background: #f3f4f6;
  margin: 0;
  padding: 20px;
}

.container {
  max-width: 1000px;
  margin: auto;
  background: #ffffff;
  padding: 24px;
  border-radius: 6px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

/* ========== Header ========== */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.app-header h1 {
  margin: 0;
  font-size: 22px;
  font-weight: 600;
}

.date-box {
  display: flex;
  flex-direction: column;
  font-size: 13px;
}

.date-box input {
  padding: 6px 8px;
  font-size: 14px;
}

/* ========== Table ========== */
table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
}

th {
  background: #f9fafb;
  font-weight: 600;
}

th, td {
  border: 1px solid #d1d5db;
  padding: 8px;
  text-align: center;
}

input[type="text"],
input[type="number"] {
  width: 100%;
  padding: 6px;
  box-sizing: border-box;
  font-size: 14px;
}

/* ========== Buttons ========== */
button {
  padding: 6px 12px;
  font-size: 14px;
  border: 1px solid #374151;
  background: #ffffff;
  cursor: pointer;
  border-radius: 4px;
}

button:hover {
  background: #f3f4f6;
}

button.danger {
  border-color: #b91c1c;
  color: #b91c1c;
}

/* ========== Footer Section ========== */
.footer-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 18px;
}

.total-box {
  font-size: 18px;
  font-weight: 600;
}

.download-btn {
  background: #111827;
  color: #ffffff;
  border: none;
  padding: 10px 16px;
  font-size: 15px;
}

.download-btn:hover {
  background: #1f2937;
}

/* ========== Print Template Safety ========== */
#printPO {
  position: absolute;
  left: -9999px;
  top: 0;
  width: 210mm;
  padding: 20mm;
  background: white;
  font-family: "Times New Roman", serif;
  font-size: 12pt;
}

.letterhead {
  width: 110%;
  height: auto;
  display: block;
  margin-bottom: 12mm;
  margin-left: -8mm;
  margin-right: 0mm;
  margin-top: -15mm;
}

.sign{
  width:200px;
  margin-top:30px;
  margin-bottom: -40px;
}