/* ============================================================
   SwiftCalculators.net — Calculator Page Styles
   Purpose: Shared styles for all 312 calculator pages
   Loads after: reset.css → style.css → components.css
   ============================================================ */

/* ──────────────────────────────────────────────────────────
   CALCULATOR PAGE LAYOUT
────────────────────────────────────────────────────────── */
.calc-page {
  padding-bottom: 80px;
}

/* Page Hero Banner */
.calc-hero {
  background: linear-gradient(135deg, #4F46E5 0%, #7C3AED 60%, #06B6D4 100%);
  padding: 44px 0 56px;
  position: relative;
  overflow: hidden;
}
.calc-hero::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  height: 40px;
  background: var(--bg-page);
  clip-path: ellipse(55% 100% at 50% 100%);
}
.calc-hero-inner {
  position: relative;
  z-index: 1;
}
.calc-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 4px 12px;
  border-radius: 50px;
  margin-bottom: 14px;
  border: 1px solid rgba(255,255,255,0.2);
}
.calc-hero-title {
  font-size: clamp(1.6rem, 4vw, 2.5rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 10px;
}
.calc-hero-desc {
  font-size: 1rem;
  color: rgba(255,255,255,0.82);
  max-width: 520px;
  line-height: 1.6;
}
.calc-hero-meta {
  display: flex;
  gap: 20px;
  margin-top: 20px;
  flex-wrap: wrap;
}
.calc-hero-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  color: rgba(255,255,255,0.75);
  font-size: 0.82rem;
}
.calc-hero-meta-item svg { opacity: 0.8; }

/* ──────────────────────────────────────────────────────────
   TWO-COLUMN LAYOUT
────────────────────────────────────────────────────────── */
.calc-layout {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 28px;
  align-items: start;
  margin-top: -20px;
  position: relative;
  z-index: 2;
}
.calc-left  { display: flex; flex-direction: column; gap: 20px; }
.calc-right { display: flex; flex-direction: column; gap: 20px; }

/* ──────────────────────────────────────────────────────────
   CALCULATOR CARDS
────────────────────────────────────────────────────────── */
.calc-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06), 0 4px 16px rgba(0,0,0,0.04);
  border: 1.5px solid var(--border);
  position: relative;
  transition: box-shadow 0.2s;
}
.calc-card:hover {
  box-shadow: 0 2px 8px rgba(0,0,0,0.08), 0 8px 24px rgba(0,0,0,0.06);
}
.calc-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.calc-card-icon {
  width: 38px; height: 38px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.calc-card-icon.primary { background: rgba(79,70,229,0.1); }
.calc-card-icon.success { background: rgba(34,197,94,0.1); }
.calc-card-icon.info    { background: rgba(6,182,212,0.1); }
.calc-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}
.calc-card-subtitle {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* ──────────────────────────────────────────────────────────
   UNIT TOGGLE (Metric / Imperial)
────────────────────────────────────────────────────────── */
.unit-toggle-wrap {
  display: flex;
  background: var(--bg-page);
  border-radius: var(--radius-sm);
  padding: 4px;
  border: 1.5px solid var(--border);
  margin-bottom: 24px;
  width: fit-content;
}
.unit-toggle-btn {
  padding: 7px 18px;
  border: none;
  background: transparent;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}
.unit-toggle-btn.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(79,70,229,0.3);
}

/* ──────────────────────────────────────────────────────────
   FORM FIELDS
────────────────────────────────────────────────────────── */
.calc-fields { display: flex; flex-direction: column; gap: 20px; }

.calc-field { position: relative; }

.calc-field-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}
.calc-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
}
.calc-label .label-hint {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px; height: 16px;
  background: var(--border);
  border-radius: 50%;
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--text-secondary);
  cursor: help;
}
.calc-value-display {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--primary);
  background: rgba(79,70,229,0.08);
  padding: 3px 10px;
  border-radius: 50px;
  min-width: 70px;
  text-align: center;
}
.calc-value-display.success { color: var(--success); background: rgba(34,197,94,0.08); }
.calc-value-display.info    { color: var(--secondary); background: rgba(6,182,212,0.08); }

/* Number Input */
.calc-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.calc-input {
  width: 100%;
  padding: 12px 44px 12px 16px;
  font-size: 1rem;
  font-weight: 600;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  -moz-appearance: textfield;
}
.calc-input::-webkit-inner-spin-button,
.calc-input::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
.calc-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79,70,229,0.12);
}
.calc-input.error  { border-color: var(--danger); }
.calc-input.valid  { border-color: var(--success); }
.calc-input-suffix {
  position: absolute;
  right: 14px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  pointer-events: none;
}
.calc-input-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

/* Select */
.calc-select {
  width: 100%;
  padding: 11px 36px 11px 14px;
  font-size: 0.95rem;
  font-weight: 500;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  color: var(--text-primary);
  outline: none;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2364748B' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  transition: border-color 0.2s;
}
.calc-select:focus { border-color: var(--primary); }

/* Range Slider */
.calc-slider-wrap { display: flex; flex-direction: column; gap: 6px; }
.calc-slider {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--border);
  outline: none;
  cursor: pointer;
}
.calc-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--primary);
  border: 3px solid #fff;
  box-shadow: 0 2px 8px rgba(79,70,229,0.35);
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
}
.calc-slider::-webkit-slider-thumb:hover,
.calc-slider:active::-webkit-slider-thumb {
  transform: scale(1.15);
  box-shadow: 0 3px 12px rgba(79,70,229,0.5);
}
.calc-slider::-moz-range-thumb {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--primary);
  border: 3px solid #fff;
  box-shadow: 0 2px 8px rgba(79,70,229,0.35);
  cursor: pointer;
}
.calc-slider-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.72rem;
  color: var(--text-secondary);
}

/* Sex Radio Buttons */
.calc-radio-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.calc-radio-btn {
  position: relative;
}
.calc-radio-btn input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0; height: 0;
}
.calc-radio-label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 12px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: all 0.2s;
  background: var(--bg-card);
}
.calc-radio-btn input:checked + .calc-radio-label {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(79,70,229,0.06);
}
.calc-radio-label:hover { border-color: var(--primary); }

/* Error message */
.calc-error-msg {
  display: none;
  font-size: 0.78rem;
  color: var(--danger);
  margin-top: 5px;
  align-items: center;
  gap: 4px;
}
.calc-error-msg.show { display: flex; }

/* ──────────────────────────────────────────────────────────
   CALCULATE BUTTON
────────────────────────────────────────────────────────── */
.calc-submit-btn {
  width: 100%;
  padding: 15px;
  background: linear-gradient(135deg, var(--primary), #7C3AED);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.25s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 16px rgba(79,70,229,0.35);
  margin-top: 8px;
  letter-spacing: 0.02em;
}
.calc-submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(79,70,229,0.45);
}
.calc-submit-btn:active { transform: translateY(0); }
.calc-submit-btn .btn-icon { font-size: 1.1rem; }

/* Reset link */
.calc-reset-link {
  display: block;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 10px;
  cursor: pointer;
  text-decoration: none;
  transition: color 0.2s;
}
.calc-reset-link:hover { color: var(--primary); }

/* ──────────────────────────────────────────────────────────
   RESULTS CARD
────────────────────────────────────────────────────────── */
.result-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06), 0 4px 16px rgba(0,0,0,0.04);
  border: 1.5px solid var(--border);
}

/* Empty state (before first calculation) */
.result-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  color: var(--text-secondary);
}
.result-empty-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  opacity: 0.4;
}
.result-empty-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.result-empty p { font-size: 0.875rem; max-width: 280px; line-height: 1.5; }

/* BMI Gauge */
.bmi-gauge-wrap {
  margin: 0 auto 28px;
  position: relative;
  width: 260px;
  height: 150px;
}
.bmi-gauge-svg { width: 100%; height: 100%; }
.bmi-gauge-value {
  position: absolute;
  bottom: 8px; left: 50%;
  transform: translateX(-50%);
  text-align: center;
}
.bmi-gauge-number {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--text-primary);
  line-height: 1;
  display: block;
}
.bmi-gauge-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* BMI Category Badge */
.bmi-category-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 24px;
}
.bmi-category-badge.underweight { background: rgba(6,182,212,0.12); color: #0891B2; }
.bmi-category-badge.normal      { background: rgba(34,197,94,0.12);  color: #16A34A; }
.bmi-category-badge.overweight  { background: rgba(245,158,11,0.12); color: #D97706; }
.bmi-category-badge.obese       { background: rgba(239,68,68,0.12);  color: #DC2626; }

/* Result Stats Grid */
.result-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}
.result-stat-box {
  background: var(--bg-page);
  border-radius: var(--radius-sm);
  padding: 16px 12px;
  text-align: center;
  border: 1.5px solid var(--border);
}
.result-stat-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  margin-bottom: 6px;
}
.result-stat-value {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
}
.result-stat-value.primary { color: var(--primary); }
.result-stat-value.success { color: var(--success); }
.result-stat-value.warning { color: #D97706; }
.result-stat-value.danger  { color: var(--danger); }
.result-stat-value.info    { color: var(--secondary); }

/* BMI Scale Bar */
.bmi-scale-wrap {
  margin-bottom: 24px;
}
.bmi-scale-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.bmi-scale-bar {
  position: relative;
  height: 10px;
  border-radius: 5px;
  background: linear-gradient(to right,
    #06B6D4 0%,      /* Underweight */
    #06B6D4 20%,
    #22C55E 20%,     /* Normal */
    #22C55E 50%,
    #F59E0B 50%,     /* Overweight */
    #F59E0B 70%,
    #EF4444 70%,     /* Obese */
    #EF4444 100%
  );
  margin-bottom: 4px;
}
.bmi-scale-pointer {
  position: absolute;
  top: -4px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--text-primary);
  border: 3px solid #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
  transform: translateX(-50%);
  transition: left 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.bmi-scale-ticks {
  display: flex;
  justify-content: space-between;
  font-size: 0.68rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* Healthy Weight Range */
.healthy-range-box {
  background: rgba(34,197,94,0.06);
  border: 1.5px solid rgba(34,197,94,0.2);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  margin-bottom: 20px;
}
.healthy-range-title {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--success);
  margin-bottom: 4px;
}
.healthy-range-value {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* Action buttons in result */
.result-actions {
  display: flex;
  gap: 10px;
  margin-top: 20px;
  flex-wrap: wrap;
}
.result-action-btn {
  flex: 1;
  min-width: 120px;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1.5px solid var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  transition: all 0.2s;
}
.result-action-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* ──────────────────────────────────────────────────────────
   BMI CATEGORY TABLE
────────────────────────────────────────────────────────── */
.bmi-table-card { overflow: hidden; }
.bmi-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
.bmi-table th {
  background: var(--bg-page);
  padding: 10px 16px;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
}
.bmi-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
  font-weight: 500;
}
.bmi-table tr:last-child td { border-bottom: none; }
.bmi-table tr.active-row td { background: rgba(79,70,229,0.04); font-weight: 700; }
.bmi-table tr:hover td { background: var(--bg-page); }
.bmi-dot {
  display: inline-block;
  width: 10px; height: 10px;
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
}

/* ──────────────────────────────────────────────────────────
   TIPS CARD
────────────────────────────────────────────────────────── */
.tips-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.tip-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 14px;
  background: var(--bg-page);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--primary);
}
.tip-icon { font-size: 1.2rem; flex-shrink: 0; margin-top: 1px; }
.tip-text { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.5; }
.tip-text strong { color: var(--text-primary); }

/* ──────────────────────────────────────────────────────────
   RELATED TOOLS
────────────────────────────────────────────────────────── */
.related-section { margin-top: 60px; }
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 24px;
}
.related-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  text-decoration: none;
  transition: all 0.2s;
}
.related-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(79,70,229,0.1);
}
.related-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: rgba(79,70,229,0.08);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}
.related-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}
.related-cat {
  font-size: 0.72rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* ──────────────────────────────────────────────────────────
   INFO / ARTICLE SECTION
────────────────────────────────────────────────────────── */
.calc-info {
  margin-top: 60px;
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 48px;
  border: 1.5px solid var(--border);
}
.calc-info-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.calc-info-lead {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 24px;
}
.calc-info h2 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 32px 0 12px;
}
.calc-info h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 24px 0 8px;
}
.calc-info p {
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 16px;
  font-size: 0.975rem;
}
.calc-info ul, .calc-info ol {
  padding-left: 20px;
  color: var(--text-secondary);
  line-height: 1.75;
  font-size: 0.975rem;
  margin-bottom: 16px;
}
.calc-info li { margin-bottom: 6px; }
.calc-info strong { color: var(--text-primary); font-weight: 600; }
.calc-info .info-formula {
  background: var(--bg-page);
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 16px 20px;
  font-family: 'Courier New', monospace;
  font-size: 0.95rem;
  color: var(--text-primary);
  margin: 16px 0;
}
.calc-info .info-note {
  background: rgba(79,70,229,0.06);
  border: 1px solid rgba(79,70,229,0.15);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin: 16px 0;
}
.calc-info .info-note strong { color: var(--primary); }

/* Info Table */
.calc-info-table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 0.9rem;
}
.calc-info-table th {
  background: var(--bg-page);
  padding: 10px 16px;
  text-align: left;
  font-weight: 700;
  color: var(--text-primary);
  border-bottom: 2px solid var(--border);
}
.calc-info-table td {
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
}
.calc-info-table tr:last-child td { border-bottom: none; }

/* ──────────────────────────────────────────────────────────
   FAQ SECTION
────────────────────────────────────────────────────────── */
.calc-faq { margin-top: 48px; }
.calc-faq-title {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 20px;
}

/* ──────────────────────────────────────────────────────────
   RESULT ANIMATION
────────────────────────────────────────────────────────── */
@keyframes resultReveal {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
.result-reveal { animation: resultReveal 0.4s ease forwards; }

@keyframes numCount {
  from { opacity: 0; transform: scale(0.8); }
  to   { opacity: 1; transform: scale(1); }
}
.num-reveal { animation: numCount 0.35s cubic-bezier(0.34, 1.56, 0.64, 1) forwards; }

/* ──────────────────────────────────────────────────────────
   RESPONSIVE BREAKPOINTS
────────────────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .calc-layout { grid-template-columns: 380px 1fr; }
}

@media (max-width: 900px) {
  .calc-layout { grid-template-columns: 1fr; gap: 20px; margin-top: -10px; }
  .calc-right { order: -1; }  /* Results first on mobile */
  .bmi-gauge-wrap { width: 220px; height: 125px; }
  .result-stats { grid-template-columns: repeat(3, 1fr); }
  .calc-info { padding: 28px 20px; }
}

@media (max-width: 600px) {
  .calc-hero { padding: 32px 0 44px; }
  .calc-card { padding: 20px 16px; }
  .result-card { padding: 24px 16px; }
  .result-stats { grid-template-columns: repeat(2, 1fr); }
  .calc-input-group { grid-template-columns: 1fr; }
  .result-actions { flex-direction: column; }
  .result-action-btn { width: 100%; }
  .bmi-table th, .bmi-table td { padding: 8px 10px; font-size: 0.8rem; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .calc-info h2 { font-size: 1.15rem; }
}

@media (max-width: 400px) {
  .result-stats { grid-template-columns: 1fr 1fr; }
  .bmi-gauge-wrap { width: 200px; height: 115px; }
  .related-grid { grid-template-columns: 1fr; }
}

/* ──────────────────────────────────────────────────────────
   PRINT STYLES
────────────────────────────────────────────────────────── */
@media print {
  .calc-hero { background: #4F46E5 !important; -webkit-print-color-adjust: exact; }
  .calc-left, .site-header, .site-footer,
  .calc-submit-btn, .calc-reset-link,
  .result-actions, .related-section { display: none !important; }
  .calc-layout { grid-template-columns: 1fr; }
  .result-card, .calc-card { box-shadow: none; border: 1px solid #E2E8F0; }
  .calc-info { break-before: page; }
}