.ainet-bmi {
  --ainet-bmi-primary: #0b63c9;
  --ainet-bmi-bg: #ffffff;
  --ainet-bmi-border: #e5eaf0;
  --ainet-bmi-text: #101828;
  --ainet-bmi-muted: #667085;
  --ainet-bmi-radius: 14px;
  box-sizing: border-box;
  width: 100%;
  max-width: 420px;
  margin: 0 auto;
  padding: 20px;
  background: var(--ainet-bmi-bg);
  border: 1px solid var(--ainet-bmi-border);
  border-radius: var(--ainet-bmi-radius);
  box-shadow: 0 4px 18px rgba(16, 24, 40, 0.06);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--ainet-bmi-text);
}
.ainet-bmi *,
.ainet-bmi *::before,
.ainet-bmi *::after { box-sizing: border-box; }

.ainet-bmi--compact {
  padding: 14px;
  max-width: 100%;
  box-shadow: none;
}
.ainet-bmi--compact .ainet-bmi__title { font-size: 1.05rem; margin-bottom: 10px; }
.ainet-bmi--compact .ainet-bmi__submit { min-height: 40px; font-size: 14px; }

.ainet-bmi__title {
  margin: 0 0 14px;
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--ainet-bmi-text);
}

.ainet-bmi__tabs {
  display: flex;
  gap: 6px;
  margin: 0 0 14px;
  padding: 4px;
  background: #f2f4f7;
  border-radius: 10px;
}
.ainet-bmi__tab {
  flex: 1;
  border: 0;
  background: transparent;
  color: var(--ainet-bmi-muted);
  font-size: 13px;
  font-weight: 600;
  padding: 8px 10px;
  border-radius: 8px;
  cursor: pointer;
  transition: background .15s, color .15s;
}
.ainet-bmi__tab.is-active {
  background: #fff;
  color: var(--ainet-bmi-primary);
  box-shadow: 0 1px 3px rgba(16, 24, 40, 0.08);
}

.ainet-bmi__form { margin: 0; }
.ainet-bmi__fields { display: grid; gap: 12px; margin-bottom: 14px; }
.ainet-bmi__field label {
  display: block;
  margin: 0 0 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ainet-bmi-text);
}
.ainet-bmi__input-wrap {
  display: flex;
  align-items: center;
  border: 1px solid var(--ainet-bmi-border);
  border-radius: 10px;
  background: #fff;
  overflow: hidden;
  transition: border-color .15s, box-shadow .15s;
}
.ainet-bmi__input-wrap:focus-within {
  border-color: var(--ainet-bmi-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ainet-bmi-primary) 18%, transparent);
}
.ainet-bmi__input-wrap input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: 0;
  padding: 11px 12px;
  font-size: 15px;
  background: transparent;
  color: var(--ainet-bmi-text);
  -moz-appearance: textfield;
}
.ainet-bmi__input-wrap input::-webkit-outer-spin-button,
.ainet-bmi__input-wrap input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.ainet-bmi__unit {
  flex: 0 0 auto;
  padding: 0 12px;
  font-size: 12px;
  font-weight: 700;
  color: var(--ainet-bmi-muted);
  background: #f8fafc;
  align-self: stretch;
  display: flex;
  align-items: center;
  border-left: 1px solid var(--ainet-bmi-border);
}
.ainet-bmi__split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.ainet-bmi__submit {
  width: 100%;
  border: 0;
  border-radius: 10px;
  min-height: 46px;
  padding: 10px 16px;
  background: var(--ainet-bmi-primary);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: filter .15s, transform .1s;
}
.ainet-bmi__submit:hover { filter: brightness(1.06); }
.ainet-bmi__submit:active { transform: scale(0.99); }

.ainet-bmi__result {
  margin-top: 16px;
  padding: 14px;
  border-radius: 12px;
  background: #f8fafc;
  border: 1px solid var(--ainet-bmi-border);
  text-align: center;
}
.ainet-bmi__score-wrap { margin-bottom: 6px; }
.ainet-bmi__score {
  font-size: 2.4rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--ainet-bmi-primary);
}
.ainet-bmi__label {
  font-size: 12px;
  font-weight: 600;
  color: var(--ainet-bmi-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.ainet-bmi__category {
  margin: 8px 0 6px;
  font-size: 15px;
  font-weight: 700;
}
.ainet-bmi__note {
  margin: 0;
  font-size: 11px;
  line-height: 1.45;
  color: var(--ainet-bmi-muted);
}

.ainet-bmi__result[data-cat="underweight"] .ainet-bmi__score,
.ainet-bmi__result[data-cat="underweight"] .ainet-bmi__category { color: #0ea5e9; }
.ainet-bmi__result[data-cat="normal"] .ainet-bmi__score,
.ainet-bmi__result[data-cat="normal"] .ainet-bmi__category { color: #16a34a; }
.ainet-bmi__result[data-cat="overweight"] .ainet-bmi__score,
.ainet-bmi__result[data-cat="overweight"] .ainet-bmi__category { color: #d97706; }
.ainet-bmi__result[data-cat="obesity"] .ainet-bmi__score,
.ainet-bmi__result[data-cat="obesity"] .ainet-bmi__category { color: #dc2626; }

.ainet-bmi__chart {
  position: relative;
  margin-top: 14px;
}
.ainet-bmi__chart-bar {
  display: flex;
  height: 8px;
  border-radius: 999px;
  overflow: hidden;
  gap: 2px;
}
.ainet-bmi__seg--under { background: #7dd3fc; }
.ainet-bmi__seg--normal { background: #86efac; }
.ainet-bmi__seg--over { background: #fcd34d; }
.ainet-bmi__seg--obese { background: #fca5a5; }
.ainet-bmi__chart-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 6px;
  font-size: 10px;
  color: var(--ainet-bmi-muted);
}
.ainet-bmi__marker {
  position: absolute;
  top: -4px;
  width: 4px;
  height: 16px;
  margin-left: -2px;
  background: #101828;
  border-radius: 2px;
  box-shadow: 0 0 0 2px #fff;
  transition: left .25s ease;
  pointer-events: none;
}

.ainet-bmi__error {
  margin: 0 0 10px;
  padding: 8px 10px;
  border-radius: 8px;
  background: #fef2f2;
  color: #b91c1c;
  font-size: 13px;
  font-weight: 600;
}

/* Widget / Elementor width */
.widget .ainet-bmi,
.elementor-widget .ainet-bmi {
  max-width: 100%;
}