/* 🌐 Global Reset (Scoped to ASME Section VIII Tab Only) */
#ASMESECTIONVIIIDIV1Tab * {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ✅ Main Tab Container */
#ASMESECTIONVIIIDIV1Tab {
  font-family: 'Segoe UI', sans-serif;
  background-color: #f0f8ff;
  color: #222;
  padding: 20px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  min-height: 100vh;
}

/* ✅ White Box Container */
#ASMESECTIONVIIIDIV1Tab .container {
  background-color: #ffffff;
  padding: 20px;
  border-radius: 15px;
  width: 100%;
  max-width: 800px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* ✅ Headings */
#ASMESECTIONVIIIDIV1Tab h1 {
  font-size: 24px;
  color: #003366;
  margin-bottom: 12px;
  text-align: center;
}

#ASMESECTIONVIIIDIV1Tab h3 {
  margin-bottom: 8px;
  color: #004080;
  font-size: 18px;
}

/* ✅ Labels */
#ASMESECTIONVIIIDIV1Tab label {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
  font-weight: 600;
}

/* ✅ Inputs & Selects (General) */
#ASMESECTIONVIIIDIV1Tab input,
#ASMESECTIONVIIIDIV1Tab select {
  width: 100%;
  padding: 8px;
  font-size: 15px;
  border: 1px solid #ccc;
  border-radius: 8px;
  outline: none;
  transition: border-color 0.3s;
}

#ASMESECTIONVIIIDIV1Tab input:focus,
#ASMESECTIONVIIIDIV1Tab select:focus {
  border-color: #0077cc;
}

/* ✅ NEW 4-Column Grid Layout (Input + Unit Side-by-Side) */
#ASMESECTIONVIIIDIV1Tab .input-grid {
  display: grid;
  grid-template-columns: 1fr 90px 1fr 90px; /* ✅ Input | Unit | Input | Unit */
  gap: 12px;
  align-items: end;
  margin-bottom: 12px;
}

#ASMESECTIONVIIIDIV1Tab .input-grid label {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 4px;
}

#ASMESECTIONVIIIDIV1Tab .input-grid select {
  width: 100%;
  background-color: #f9f9f9;
  font-size: 13px;
}

/* ✅ Buttons */
#ASMESECTIONVIIIDIV1Tab button {
  margin-top: 12px;
  width: 100%;
  padding: 10px;
  background-color: #004080;
  color: white;
  border: none;
  font-size: 16px;
  font-weight: bold;
  border-radius: 8px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

#ASMESECTIONVIIIDIV1Tab button:hover {
  background-color: #0066cc;
}

/* ✅ Results Box */
#ASMESECTIONVIIIDIV1Tab #results {
  margin-top: 15px;
  padding: 12px;
  background-color: #e6f2ff;
  border-left: 5px solid #3399ff;
  border-radius: 10px;
  font-size: 16px;
}

/* ✅ Form Section Margin */
#ASMESECTIONVIIIDIV1Tab .form-section {
  margin-top: 12px;
}

/* ✅ Responsive for Mobile */
@media screen and (max-width: 700px) {
  #ASMESECTIONVIIIDIV1Tab .input-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media screen and (max-width: 480px) {
  #ASMESECTIONVIIIDIV1Tab .input-grid {
    grid-template-columns: 1fr;
  }
}