:root {
  --bg-dot: #e9ecef;
  --ink: #0f172a; /* deep slate */
  --muted: #475569; /* label */
  --accent: #1f3aa2; /* royal-ish blue */
  --accent-2: #e10606; /* red (for “School of Science & Technology”) */
  --line: #0f172a;
}

/* ==== Page & Print ==== */
@page {
  size: A4;
  margin: 18mm;
}
@media print {
  .no-print {
    display: none !important;
  }
  .sheet {
    padding: 0!important;
    margin: 0!important;
  }
   body, html {
    margin: 0;
    padding: 0;
  }
  body {
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }
  [contenteditable="true"] {
    outline: none;
  }

  .fieldline .value {
    border-bottom: 1.8px solid var(--line);
  }
}

html,
body {
  height: 100%;
  background: #fff;
}

body {
  font-family: "Poppins", system-ui, -apple-system, Segoe UI, Roboto, Arial,
    sans-serif;
  color: var(--ink);
  line-height: 1.35;
}

/* dotted background like the design */
.sheet {
  position: relative;
  min-height: 100%;
  box-sizing: border-box;
  padding: 12mm 14mm;
  /* subtle radial dot grid */
  background-image: radial-gradient(
    circle at 0 0,
    var(--bg-dot) 1px,
    transparent 1px
  );
  background-size: 18px 18px;
}
/* mask the center content area to keep dots subtle */
.sheet::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(#fff, #fff);
  opacity: 0.82;
  pointer-events: none;
}
.content {
  position: relative;
  z-index: 1;
}

/* === Header === */
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 2mm;
  justify-content: center;
}
.brand img {
  width: 100px;
  height: auto;
  display: block;
}
.brand .txt {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
  justify-content: center;
}
.brand .bou {
  font-weight: 800;
  font-size: 36px;
  letter-spacing: 0.2px;
  color: #1446b3;
}
.brand .school {
  margin-top: 4px;
  font-weight: 800;
  font-size: 30px;
  color: var(--accent-2);
}

.title {
    margin: 2mm 0 8mm;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 0.1px;
  text-align: center;
}
.subtitle {
  margin-top: 2mm;
  font-size: 24px;
  font-weight: 700;
}

/* Lab Report No pill */
.pill-wrap {
    max-width: 400px;
  display: flex;
  align-items: center;
  /* gap: 10px; */
  margin: 12mm 0 8mm;
  border: 3px solid blue;
   margin: auto;

}
.pill {
  background: var(--accent);
  color: #fff;
  font-weight: 800;
  padding: 10px 20px;
  /* border-radius: 6px; */
  font-size: 18px;
  min-width: fit-content;
  text-align: center;
}
.pill-num {
  flex-shrink: 1;
  width: 100%;
  /* border: 2px solid #1f2937; */
  height: 40px;
  /* border-radius: 6px; */
  display: flex;
  align-items: center;
  padding: 0 12px;
  font-weight: 700;
  font-size: 18px;
 
}

/* two-column lines */
.rows {
  /* margin-top: 6mm; */
  display: grid;
  gap: 6px;
  max-width: 100%;
}
.fieldline {
  display: grid;
  grid-template-columns: 190px 1fr;
  align-items: baseline;
  column-gap: 18px;
}
.label {
  color: var(--ink);
  font-weight: 700;
  font-size: 16px;
}
.value {
  min-height: 28px;
  display: flex;
  align-items: flex-end;
  border-bottom: 1.8px solid var(--line);
  padding-bottom: 3px;
  font-weight: 600;
  font-size: 16px;
}
.value[contenteditable="true"] {
  cursor: text;
}

/* Card headings like “Submitted By / To” */
.cardhead {
  width: 420px;
  max-width: 100%;
  border: 2px solid #1f2937;
  padding: 10px 14px;
  /* border-radius: 6px; */
  text-align: center;
  font-weight: 800;
  font-size: 18px;
  margin:6mm auto;
  margin-top: 10mm;
  background: #fff;
}

/* Footer study center */
.study {
  position: relative;
  margin-top: 10mm;
}
.study b {
  font-size: 18px;
}
.study p {
  color: #4b5563;
  margin-top: 4px;
  font-size: 14px;
}

/* helper */
.hint {
  color: #e30000;
  font-size: 12px;
  margin-top: 4px;
}
.muted {
  color: var(--muted);
}

/* toolbar */
.toolbar {
  position: sticky;
  top: 0;
  display: flex;
  z-index: 999;
  gap: 10px;
  justify-content: flex-end;
  background: #fff;
  padding: 8px;
  border-bottom: 1px dashed #e5e7eb;
}
.btn {
  border: 1px solid #cbd5e1;
  background: #f8fafc;
  padding: 8px 12px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
}
.btn:hover {
  background: #eef2f7;
}

/* Local storage */
.toolbar { display: flex; align-items: center; gap: 8px; }
.btn { padding: 8px 12px; border: 1px solid #ccc; background: #f8f8f8; cursor: pointer; border-radius: 6px; }
.btn:hover { background: #eee; }
.btn-ghost { background: transparent; }
.status { font-size: 12px; color: #2e7d32; margin-left: 8px; }