/* ==========================================================================
   EXACT REFERENCE BMI CALCULATOR STYLES
   Pixel-perfect match to reference design (Calculator.net standard)
   ========================================================================== */

.calc-ref-outer {
  width: 100%;
  max-width: 690px;
  margin: 0 auto;
  font-family: Arial, Helvetica, sans-serif;
  color: #000000;
  background: #ffffff;
  padding: 15px 15px 25px 15px;
  box-sizing: border-box;
  text-align: left;
}

/* 1. Header with title & print link */
.calc-ref-topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 8px;
  padding: 0 1px;
}

.calc-ref-heading {
  color: #003366 !important;
  font-size: 27px !important;
  font-weight: bold !important;
  margin: 0 !important;
  padding: 0 !important;
  font-family: Arial, Helvetica, sans-serif !important;
  line-height: 1.1;
  letter-spacing: -0.2px;
}

.calc-ref-print {
  font-size: 14px;
  font-family: Arial, Helvetica, sans-serif;
}

.calc-ref-print a {
  color: #006699;
  text-decoration: underline;
  cursor: pointer;
  font-weight: normal;
}

.calc-ref-print a:hover {
  text-decoration: none;
}

/* 2. Steel blue instruction banner */
.calc-ref-banner {
  background-color: #336699;
  color: #ffffff;
  padding: 6px 12px;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 35px;
  box-sizing: border-box;
  border-radius: 0;
}

.calc-ref-banner-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: #ffffff;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.15);
}

.calc-ref-banner-icon svg {
  width: 12px;
  height: 12px;
  fill: #336699;
}

.calc-ref-banner-text {
  color: #ffffff;
  font-size: 15px;
  font-weight: 500;
  font-family: Arial, Helvetica, sans-serif;
  letter-spacing: 0.1px;
}

/* 3. Main 2-column layout */
.calc-ref-grid {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  justify-content: space-between;
}

/* 4. Left column: Tabs & Input Form */
.calc-ref-left {
  width: 325px;
  flex-shrink: 0;
}

/* Tab Headers */
.calc-ref-tabs {
  display: flex;
  margin: 0;
  padding: 0;
  list-style: none;
  border-bottom: none;
}

.calc-ref-tab-item {
  margin: 0;
  padding: 0;
}

.calc-ref-tab-btn {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 15px;
  font-weight: bold;
  padding: 6px 13px 7px 13px;
  border-top-left-radius: 3px;
  border-top-right-radius: 3px;
  cursor: pointer;
  border: 1px solid #336699;
  background: #2f6997;
  color: #ffffff;
  text-decoration: none;
  display: inline-block;
  margin-right: 2px;
  user-select: none;
  transition: background 0.15s ease;
}

.calc-ref-tab-btn:hover {
  background: #25577e;
  color: #ffffff;
}

.calc-ref-tab-btn.active {
  background: #eeeeee;
  color: #000000;
  border: 1px solid #b8b8b8;
  border-bottom: 1px solid #eeeeee;
  margin-bottom: -1px;
  position: relative;
  z-index: 3;
  cursor: default;
}

/* Form Container Box */
.calc-ref-panel {
  background-color: #eeeeee;
  border: 1px solid #b8b8b8;
  padding: 14px 14px 12px 14px;
  position: relative;
  z-index: 1;
  box-sizing: border-box;
}

.calc-ref-row {
  display: flex;
  align-items: center;
  margin-bottom: 9px;
}

.calc-ref-row.align-top {
  align-items: flex-start;
  padding-top: 2px;
}

.calc-ref-label {
  width: 58px;
  font-size: 15px;
  font-family: Arial, Helvetica, sans-serif;
  color: #000000;
  flex-shrink: 0;
}

.calc-ref-field-cell {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 5px;
  position: relative;
}

/* Text Inputs with In-box Unit Labels */
.calc-ref-unit-box {
  position: relative;
  display: inline-block;
  box-sizing: border-box;
}

.calc-ref-unit-box.box-half {
  width: 104px;
}

.calc-ref-unit-box.box-full {
  width: 218px;
}

.calc-ref-in-age {
  width: 104px;
}

.calc-ref-unit-box input,
.calc-ref-in-age,
.calc-ref-select {
  width: 100%;
  height: 29px;
  padding: 3px 6px;
  border: 1px solid #044284;
  border-radius: 2px;
  box-shadow: 1px 1px 2px #777;
  font-size: 15px;
  font-family: Arial, Helvetica, sans-serif;
  color: #000000;
  background-color: #ffffff;
  box-sizing: border-box;
  outline: none;
}

.calc-ref-unit-box input:focus,
.calc-ref-in-age:focus,
.calc-ref-select:focus {
  border-color: #002244;
  box-shadow: 1px 1px 3px #444;
}

.calc-ref-unit-box.box-half input {
  padding-right: 46px;
}

.calc-ref-unit-box.box-full input {
  padding-right: 56px;
}

.calc-ref-unit-tag {
  position: absolute;
  right: 7px;
  top: 50%;
  transform: translateY(-50%);
  color: #777777;
  font-size: 13.5px;
  font-family: Arial, Helvetica, sans-serif;
  pointer-events: none;
  user-select: none;
}

.calc-ref-hint {
  font-size: 14px;
  font-family: Arial, Helvetica, sans-serif;
  color: #000000;
  margin-left: 6px;
  white-space: nowrap;
}

/* Radio buttons matching reference image */
.calc-ref-radio-group {
  display: flex;
  align-items: center;
  gap: 16px;
}

.calc-ref-radio-label {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  font-size: 15px;
  font-family: Arial, Helvetica, sans-serif;
  color: #000000;
  margin: 0;
  user-select: none;
}

.calc-ref-radio-label input[type="radio"] {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.calc-ref-radio-circle {
  display: inline-block;
  width: 16px;
  height: 16px;
  background-color: #ffffff;
  border: 2px solid #336699;
  border-radius: 50%;
  margin-right: 6px;
  position: relative;
  vertical-align: middle;
  box-sizing: border-box;
}

.calc-ref-radio-label:hover .calc-ref-radio-circle {
  border-color: #1f476d;
}

.calc-ref-radio-label input[type="radio"]:checked ~ .calc-ref-radio-circle {
  background-color: #336699;
  border-color: #336699;
}

.calc-ref-radio-label input[type="radio"]:checked ~ .calc-ref-radio-circle::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ffffff;
}

/* Buttons */
.calc-ref-actions {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  margin-top: 12px;
  gap: 6px;
}

.calc-ref-btn-calc {
  border: 0;
  color: #ffffff;
  padding: 6px 14px 6px 16px;
  font-size: 15px;
  font-weight: bold;
  font-family: Arial, Helvetica, sans-serif;
  background-color: #4c7b25;
  border-radius: 2px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  line-height: 1.2;
  transition: background 0.15s ease;
}

.calc-ref-btn-calc:hover {
  background-color: #3f661f;
}

.calc-ref-play-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background: #8fbc8f;
  border-radius: 50%;
  flex-shrink: 0;
}

.calc-ref-play-icon svg {
  width: 9px;
  height: 9px;
  fill: #ffffff;
  margin-left: 2px;
}

.calc-ref-btn-clear {
  border: 0;
  color: #ffffff;
  padding: 7px 16px;
  font-size: 15px;
  font-family: Arial, Helvetica, sans-serif;
  background-color: #ababab;
  border-radius: 2px;
  cursor: pointer;
  line-height: 1.2;
  transition: background 0.15s ease;
}

.calc-ref-btn-clear:hover {
  background-color: #555555;
}

/* 5. Right column: Result Banner, Score Headline, and Speedometer Gauge */
.calc-ref-right {
  width: 325px;
  flex-shrink: 0;
}

/* Green Result Header */
.calc-ref-result-bar {
  background-color: #4c7b25;
  color: #ffffff;
  height: 31px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 8px 0 10px;
  box-sizing: border-box;
  margin-bottom: 6px;
}

.calc-ref-result-title {
  font-size: 20px !important;
  font-weight: bold !important;
  color: #ffffff !important;
  margin: 0 !important;
  padding: 0 !important;
  font-family: Arial, Helvetica, sans-serif !important;
  line-height: 31px;
}

.calc-ref-save-action {
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  padding: 1px 2px;
  user-select: none;
}

.calc-ref-save-action:hover svg {
  opacity: 0.85;
}

.calc-ref-save-action svg {
  width: 16px;
  height: 16px;
  fill: #ffffff;
}

.calc-ref-save-action span {
  font-size: 8.5px;
  color: #ffffff;
  line-height: 1;
  margin-top: 1px;
  font-family: Arial, Helvetica, sans-serif;
}

/* Headline result text */
.calc-ref-result-headline {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 18px;
  margin: 6px 0 6px 0;
  color: #000000;
  line-height: 1.25;
}

.calc-ref-result-headline b {
  font-weight: bold;
}

.calc-ref-category-val {
  font-weight: bold;
  color: #008137;
}

/* SVG Speedometer Gauge Container */
.calc-ref-gauge-wrap {
  text-align: center;
  padding-top: 4px;
}

.calc-ref-gauge-svg {
  width: 300px;
  height: 163px;
  display: block;
  margin: 0 auto;
}

/* Needle styling */
#refGaugeNeedle {
  stroke: #555555;
  stroke-width: 2.5px;
}

/* Detailed info bullet points */
.calc-ref-details {
  margin-top: 12px;
  padding-left: 18px;
  font-size: 13.5px;
  font-family: Arial, Helvetica, sans-serif;
  color: #222222;
  line-height: 1.55;
}

.calc-ref-details li {
  margin-bottom: 3px;
}

/* Toast alert notification */
.calc-ref-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #003366;
  color: #ffffff;
  padding: 12px 20px;
  border-radius: 6px;
  font-size: 14px;
  font-family: Arial, Helvetica, sans-serif;
  box-shadow: 0 4px 14px rgba(0,0,0,0.25);
  z-index: 9999;
  display: none;
  animation: calcToastFade 0.3s ease;
}

@keyframes calcToastFade {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive adjustment for small screens */
@media (max-width: 680px) {
  .calc-ref-outer {
    max-width: 100%;
    padding: 10px;
  }
  
  .calc-ref-banner-text {
    font-size: 13.5px;
  }
  
  .calc-ref-grid {
    flex-direction: column;
    align-items: center;
  }
  
  .calc-ref-left,
  .calc-ref-right {
    width: 100%;
    max-width: 330px;
  }

  .calc-ref-result-headline {
    text-align: center;
  }
}

/* Print view optimization */
@media print {
  body * {
    visibility: hidden;
  }
  .calc-ref-outer,
  .calc-ref-outer * {
    visibility: visible;
  }
  .calc-ref-outer {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    max-width: 100%;
    padding: 0;
  }
  .calc-ref-print,
  .calc-ref-save-action,
  .calc-ref-btn-clear {
    display: none !important;
  }
}