/* =========================================================
   HERO.CSS
   Hero section: heading/copy (left) + BMI calculator card
   with animated gauge and result preview (right).
   ========================================================= */

.hero {
  padding: 56px 0 40px;
  background:
    radial-gradient(circle at 0% 30%, rgba(230,48,62,0.06), transparent 45%);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 48px;
  align-items: start;
}

.trust-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  border: 1px solid var(--gray-100);
  box-shadow: var(--shadow-card);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 22px;
}
.trust-pill .star { color: var(--red); }
.trust-pill .stars { color: #f5b301; letter-spacing: 1px; }

.hero-title {
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 18px;
}
.hero-title .highlight { color: var(--red); }

.hero-sub {
  color: var(--gray-500);
  font-size: 1.02rem;
  max-width: 460px;
  margin-bottom: 30px;
}

.mini-features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  max-width: 460px;
}
.mini-feature {
  background: #fff;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  padding: 14px 8px;
  text-align: center;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--gray-700);
  box-shadow: var(--shadow-card);
}
.mini-icon {
  display: block;
  width: 34px;
  height: 34px;
  line-height: 34px;
  border-radius: 50%;
  margin: 0 auto 8px;
  font-size: 1rem;
}
.mini-icon.blue { background: var(--blue-bg); }
.mini-icon.red { background: #fee2e2; }
.mini-icon.purple { background: var(--purple-bg); }
.mini-icon.pink { background: var(--pink-bg); }

/* ---------- Calculator card ---------- */
.hero-right { position: relative; }
.calc-card {
  background: #fff;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card-lg);
  padding: 26px;
}
.calc-card-header {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 22px;
}
.calc-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: #fee2e2;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}
.calc-card-header h2 { font-size: 1.12rem; font-weight: 700; }
.calc-card-header p { font-size: 0.8rem; color: var(--gray-500); margin-top: 2px; }
.step-indicator {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--red);
  text-align: right;
  white-space: nowrap;
}
.step-dots { display: flex; gap: 5px; margin-top: 6px; justify-content: flex-end; }
.step-dots .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--gray-300);
}
.step-dots .dot.active { background: var(--red); width: 18px; border-radius: 4px; transition: all 0.2s ease; }

/* ---------- Form ---------- */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 14px;
}
.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--gray-700);
}
.input-with-select {
  display: flex;
  align-items: center;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: #fff;
  transition: border-color 0.15s ease;
}
.input-with-select:focus-within { border-color: var(--red); }
.input-icon {
  padding: 0 10px;
  font-size: 0.9rem;
  color: var(--gray-500);
}
.input-with-select input,
.input-with-select select {
  border: none;
  outline: none;
  padding: 11px 6px;
  font-size: 0.9rem;
  width: 100%;
  background: transparent;
}
.input-with-select select#gender { color: var(--gray-700); }
.input-with-select select:not(#gender) {
  border-left: 1px solid var(--gray-300);
  padding: 11px 8px;
  background: var(--gray-100);
  font-size: 0.82rem;
  font-weight: 600;
  width: auto;
  flex-shrink: 0;
}
.unit-static {
  padding: 0 12px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--gray-500);
  border-left: 1px solid var(--gray-300);
  background: var(--gray-100);
  align-self: stretch;
  display: flex;
  align-items: center;
}

.calc-form .btn { margin-top: 6px; }

/* ---------- BMI preview + gauge ---------- */
.bmi-preview {
  margin-top: 22px;
  background: var(--bg-soft);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  padding: 20px;
}
.preview-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--gray-700);
  margin-bottom: 14px;
}
.preview-body {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 22px;
}
.gauge-wrap { position: relative; width: 170px; }
.gauge-svg { width: 170px; height: 95px; }
#gaugeNeedle { transform-origin: 100px 100px; transition: transform 0.6s cubic-bezier(.4,1.4,.4,1); }
.gauge-value {
  position: absolute;
  left: 50%;
  bottom: 4px;
  transform: translateX(-50%);
  text-align: center;
}
.gauge-value #bmiValue { display: block; font-size: 1.7rem; font-weight: 800; }
.gauge-label { font-size: 0.72rem; color: var(--gray-500); font-weight: 600; }

.preview-cat-label, .preview-range-label {
  font-size: 0.72rem;
  color: var(--gray-500);
  font-weight: 600;
  margin-bottom: 4px;
}
.category-pill {
  display: inline-block;
  background: var(--green-bg);
  color: var(--green);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.category-pill.cat-underweight { background: var(--blue-bg); color: var(--blue); }
.category-pill.cat-overweight { background: var(--orange-bg); color: var(--orange); }
.category-pill.cat-obese { background: #fee2e2; color: #dc2626; }
.preview-range { font-weight: 700; font-size: 1rem; }

.trust-row {
  display: flex;
  justify-content: center;
  gap: 28px;
  flex-wrap: wrap;
  margin-top: 20px;
  font-size: 0.82rem;
  color: var(--gray-700);
  font-weight: 500;
}

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .hero-title { font-size: 2rem; }
  .mini-features { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .preview-body { grid-template-columns: 1fr; justify-items: center; text-align: center; }
}