/* ============================================================
   COF FREE HEALTH TOOLS — Supplementary Stylesheet
   ============================================================ */

/* ── Category colour tokens ─────────────────────────────────── */
:root {
  --cat-general:   #137547;
  --cat-hiv:       #7c3aed;
  --cat-tb:        #ea580c;
  --cat-pregnancy: #db2777;
  --cat-child:     #0284c7;
  --cat-clinical:  #0d9488;

  --ht-bg:     #e8ecf0;
  --ht-card:   #ffffff;
  --ht-border: #e2e8f0;
  --ht-muted:  #64748b;
  --ht-text:   #1e293b;

  --risk-low:       #22c55e;
  --risk-medium:    #f59e0b;
  --risk-high:      #ef4444;
  --risk-very-high: #991b1b;
}

/* ============================================================
   HUB PAGE — Hero
   ============================================================ */
.ht-hero {
  background: linear-gradient(135deg, var(--green-900) 0%, var(--green-700) 100%);
  padding: 140px 0 64px;
  position: relative;
  overflow: hidden;
}

.ht-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: .04;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='1'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.ht-hero-inner {
  position: relative;
  z-index: 2;
}

.ht-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 50px;
  padding: 8px 18px;
  font-size: .8125rem;
  font-weight: 600;
  color: rgba(255,255,255,.92);
  letter-spacing: .05em;
  margin-bottom: 20px;
}

.ht-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  color: #fff;
  line-height: 1.15;
  margin-bottom: 1rem;
}

.ht-hero h1 span { color: var(--gold); }

.ht-hero p {
  font-size: 1.0625rem;
  color: rgba(255,255,255,.75);
  line-height: 1.8;
  max-width: 540px;
  margin-bottom: 2rem;
}

.ht-stats {
  display: flex;
  gap: 36px;
  flex-wrap: wrap;
}

.ht-stat-num {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
  line-height: 1;
}

.ht-stat-num span { color: var(--gold); }

.ht-stat-label {
  font-size: .75rem;
  color: rgba(255,255,255,.58);
  text-transform: uppercase;
  letter-spacing: .08em;
  font-weight: 600;
  margin-top: 4px;
}

/* ── Hub: Search & Filters ───────────────────────────────────── */
.ht-search-section {
  background: var(--ht-card);
  border-bottom: 1px solid var(--ht-border);
  position: sticky;
  top: 68px;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,.04);
}

.ht-search-wrap {
  padding: 20px 0 0;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.ht-search-input-wrap {
  position: relative;
  flex: 1;
  min-width: 220px;
}

.ht-search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ht-muted);
  font-size: 1rem;
  pointer-events: none;
}

.ht-search-input {
  width: 100%;
  padding: 13px 16px 13px 44px;
  border: 2px solid var(--ht-border);
  border-radius: 50px;
  font-family: var(--font-sans);
  font-size: .9375rem;
  background: var(--ht-bg);
  color: var(--ht-text);
  transition: var(--transition);
  outline: none;
}

.ht-search-input:focus {
  border-color: var(--green-700);
  box-shadow: 0 0 0 3px rgba(19,117,71,.12);
  background: #fff;
}

.ht-result-count {
  font-size: .875rem;
  color: var(--ht-muted);
  font-weight: 500;
  white-space: nowrap;
}

.ht-filters {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 14px 0;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.ht-filters::-webkit-scrollbar { display: none; }

.ht-filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: 50px;
  border: 2px solid var(--ht-border);
  background: transparent;
  color: var(--ht-muted);
  font-family: var(--font-sans);
  font-size: .8125rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition);
  flex-shrink: 0;
}

.ht-filter-btn:hover {
  border-color: var(--green-700);
  color: var(--green-700);
}

.ht-filter-btn.active {
  background: var(--green-700);
  border-color: var(--green-700);
  color: #fff;
}

/* ── Hub: Tools Grid ─────────────────────────────────────────── */
.ht-main {
  background: var(--ht-bg);
  padding: 40px 0 80px;
}

.ht-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.ht-card {
  background: var(--ht-card);
  border-radius: var(--radius-lg);
  padding: 28px;
  border: 1px solid var(--ht-border);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 14px;
  text-decoration: none;
  color: inherit;
  position: relative;
  overflow: hidden;
}

.ht-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--card-accent, var(--green-700));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s ease;
}

.ht-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 48px rgba(0,0,0,.10);
}

.ht-card:hover::before { transform: scaleX(1); }

.ht-card[data-hidden="true"] { display: none; }

.ht-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.ht-card-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.625rem;
  flex-shrink: 0;
  background: var(--icon-bg, var(--green-50));
}

.ht-cat-badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 12px;
  border-radius: 50px;
  font-size: .6875rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.ht-card-title {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  color: var(--dark);
  line-height: 1.3;
  margin: 0;
}

.ht-card-desc {
  font-size: .875rem;
  color: var(--ht-muted);
  line-height: 1.7;
  flex: 1;
}

.ht-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 6px;
}

.ht-open-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--green-700);
  color: #fff;
  border-radius: 50px;
  font-size: .875rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  white-space: nowrap;
}

.ht-open-btn:hover {
  background: var(--green-800);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(19,117,71,.35);
}

.ht-card-meta {
  font-size: .75rem;
  color: var(--ht-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

.ht-no-results {
  grid-column: 1 / -1;
  text-align: center;
  padding: 64px 24px;
  color: var(--ht-muted);
}

.ht-no-results .no-icon { font-size: 3rem; margin-bottom: 16px; }
.ht-no-results h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--dark);
  margin-bottom: 8px;
}

/* ============================================================
   CALCULATOR PAGES
   ============================================================ */
.calc-page { background: var(--ht-bg); min-height: 100vh; }

/* Breadcrumb */
.calc-breadcrumb {
  background: var(--ht-card);
  border-bottom: 1px solid var(--ht-border);
  padding: 13px 0;
}

.breadcrumb-inner {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .875rem;
  color: var(--ht-muted);
  flex-wrap: wrap;
}

.breadcrumb-inner a {
  color: var(--green-700);
  font-weight: 500;
  text-decoration: none;
}

.breadcrumb-inner a:hover { text-decoration: underline; }
.breadcrumb-sep { color: var(--ht-border); font-size: .75rem; }

/* Page header */
.calc-page-header {
  padding: 96px 0 44px;
  position: relative;
  overflow: hidden;
}

.calc-page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: .04;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='1'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.calc-header-inner { position: relative; z-index: 2; }

.calc-header-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 50px;
  padding: 6px 16px;
  font-size: .8125rem;
  font-weight: 600;
  color: rgba(255,255,255,.92);
  margin-bottom: 14px;
}

.calc-page-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  color: #fff;
  margin-bottom: .625rem;
  line-height: 1.2;
}

.calc-page-subtitle {
  font-size: 1.0625rem;
  color: rgba(255,255,255,.74);
  max-width: 500px;
  line-height: 1.75;
}

/* Two-column layout */
.calc-layout { padding: 40px 0 80px; }

.calc-two-col {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 28px;
  align-items: start;
}

/* ── Calculator Card ─────────────────────────────────────────── */
.calc-card {
  background: var(--ht-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--ht-border);
  overflow: hidden;
  margin-bottom: 24px;
}

.calc-card-header {
  padding: 22px 28px;
  border-bottom: 1px solid var(--ht-border);
  display: flex;
  align-items: center;
  gap: 16px;
}

.calc-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.calc-card-header h2 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--dark);
  margin: 0;
  line-height: 1.3;
}

.calc-card-header p {
  font-size: .875rem;
  color: var(--ht-muted);
  margin: 3px 0 0;
}

.calc-form {
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Form elements */
.calc-field {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.calc-label {
  font-size: .875rem;
  font-weight: 600;
  color: var(--dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.calc-label-hint {
  font-size: .8125rem;
  color: var(--ht-muted);
  font-weight: 400;
}

.calc-input,
.calc-select {
  width: 100%;
  padding: 13px 16px;
  border: 2px solid var(--ht-border);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--dark);
  background: var(--ht-card);
  transition: var(--transition);
  outline: none;
  -webkit-appearance: none;
}

.calc-input:focus,
.calc-select:focus {
  border-color: var(--green-700);
  box-shadow: 0 0 0 3px rgba(19,117,71,.12);
}

.calc-input[type="range"] {
  padding: 6px 0;
  border: none;
  background: transparent;
  box-shadow: none;
  -webkit-appearance: auto;
  cursor: pointer;
  accent-color: var(--green-700);
}

.calc-input-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

/* Range with value bubble */
.calc-range-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}

.calc-range-wrap .calc-input { flex: 1; }

.calc-range-val {
  min-width: 52px;
  text-align: center;
  font-weight: 700;
  font-size: .9375rem;
  color: var(--green-700);
  padding: 7px 8px;
  background: var(--green-50);
  border-radius: var(--radius-sm);
}

/* Unit toggle */
.unit-toggle {
  display: inline-flex;
  background: var(--ht-bg);
  border-radius: 50px;
  padding: 3px;
  margin-bottom: 4px;
}

.unit-toggle button {
  padding: 6px 18px;
  border: none;
  background: transparent;
  border-radius: 50px;
  font-family: var(--font-sans);
  font-size: .8125rem;
  font-weight: 600;
  color: var(--ht-muted);
  cursor: pointer;
  transition: var(--transition);
}

.unit-toggle button.active {
  background: var(--green-700);
  color: #fff;
}

/* Form group & row — used in CP report forms */
.calc-form-group {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-bottom: 16px;
}

.calc-form-group:last-child { margin-bottom: 0; }

.calc-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.calc-form-row:last-child { margin-bottom: 0; }

@media (max-width: 540px) {
  .calc-form-row { grid-template-columns: 1fr; }
}

/* Screen-reader only utility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* Checkbox / Radio groups */
.calc-check-group,
.calc-radio-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.calc-check-item,
.calc-radio-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 16px;
  border: 2px solid var(--ht-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
}

.calc-check-item:hover,
.calc-radio-item:hover {
  border-color: var(--green-700);
  background: var(--green-50);
}

.calc-check-item input,
.calc-radio-item input {
  accent-color: var(--green-700);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 1px;
  cursor: pointer;
}

.calc-item-label {
  font-size: .9375rem;
  color: var(--dark);
  line-height: 1.4;
}

.calc-item-label small {
  display: block;
  font-size: .8125rem;
  color: var(--ht-muted);
  margin-top: 2px;
}

/* Action row */
.calc-actions {
  display: flex;
  gap: 12px;
  padding: 0 28px 28px;
}

.calc-btn-primary {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 24px;
  background: var(--green-700);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 16px rgba(19,117,71,.3);
  position: relative;
  overflow: hidden;
}

.calc-btn-primary:hover {
  background: var(--green-800);
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(19,117,71,.4);
}

.calc-btn-primary:active { transform: translateY(0) scale(.97); }

.calc-btn-reset {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 18px;
  background: transparent;
  color: var(--ht-muted);
  border: 2px solid var(--ht-border);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: .9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.calc-btn-reset:hover {
  border-color: var(--ht-muted);
  color: var(--dark);
}

/* ── Results Panel ───────────────────────────────────────────── */
.calc-result {
  background: var(--ht-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--ht-border);
  overflow: hidden;
  display: none;
  margin-bottom: 24px;
  animation: resultReveal .4s ease;
}

@keyframes resultReveal {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

.calc-result.visible { display: block; }

.result-header {
  padding: 18px 28px;
  border-bottom: 1px solid var(--ht-border);
  display: flex;
  align-items: center;
  gap: 10px;
}

.result-header-icon {
  width: 34px;
  height: 34px;
  background: var(--green-50);
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.result-header h3 {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  color: var(--dark);
  margin: 0;
}

.result-body {
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* Big value */
.result-main {
  text-align: center;
  padding: 24px;
  background: var(--ht-bg);
  border-radius: var(--radius-md);
}

.result-value {
  font-family: var(--font-serif);
  font-size: 3.25rem;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 8px;
}

.result-unit {
  font-size: 1.125rem;
  font-weight: 400;
  color: var(--ht-muted);
  margin-left: 4px;
}

.result-category {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 22px;
  border-radius: 50px;
  font-size: .875rem;
  font-weight: 700;
  margin-top: 4px;
}

/* Data rows */
.result-rows { display: flex; flex-direction: column; gap: 0; }

.result-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 11px 0;
  border-bottom: 1px solid var(--ht-bg);
  font-size: .9375rem;
}

.result-row:last-child { border-bottom: none; }
.result-row-label { color: var(--ht-muted); }
.result-row-value { font-weight: 600; color: var(--dark); }

/* Risk / BMI bar */
.risk-bar-wrap { display: flex; flex-direction: column; gap: 8px; }

.risk-bar-labels {
  display: flex;
  justify-content: space-between;
  font-size: .6875rem;
  color: var(--ht-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
}

.risk-bar-track {
  height: 12px;
  background: linear-gradient(90deg, var(--risk-low) 0%, var(--risk-medium) 50%, var(--risk-high) 100%);
  border-radius: 6px;
  position: relative;
}

.risk-bar-needle {
  position: absolute;
  top: -5px;
  width: 4px;
  height: 22px;
  background: var(--dark);
  border-radius: 2px;
  transform: translateX(-50%);
  box-shadow: 0 2px 6px rgba(0,0,0,.3);
  transition: left .6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.bmi-scale-bar {
  height: 14px;
  border-radius: 7px;
  background: linear-gradient(90deg,
    #3b82f6 0%,   #3b82f6 14%,
    #22c55e 14%,  #22c55e 42%,
    #f59e0b 42%,  #f59e0b 60%,
    #ef4444 60%,  #ef4444 80%,
    #7f1d1d 80%,  #7f1d1d 100%
  );
  position: relative;
  margin: 8px 0;
}

.bmi-scale-needle {
  position: absolute;
  top: -6px;
  width: 6px;
  height: 26px;
  background: var(--dark);
  border-radius: 3px;
  transform: translateX(-50%);
  box-shadow: 0 2px 8px rgba(0,0,0,.35);
  transition: left .6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.bmi-scale-labels {
  display: flex;
  justify-content: space-between;
  font-size: .6875rem;
  color: var(--ht-muted);
}

/* Interpretation box */
.result-interp {
  border-radius: var(--radius-md);
  padding: 16px 18px;
  font-size: .9375rem;
  line-height: 1.7;
}

.result-interp.ok     { background: #f0fdf4; border: 1px solid #bbf7d0; color: #166534; }
.result-interp.warn   { background: #fffbeb; border: 1px solid #fde68a; color: #92400e; }
.result-interp.danger { background: #fff1f2; border: 1px solid #fecdd3; color: #9f1239; }
.result-interp.info   { background: #eff6ff; border: 1px solid #bfdbfe; color: #1e40af; }

.result-interp strong { display: block; margin-bottom: 6px; font-size: 1rem; }

/* Action buttons */
.result-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.result-action-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 11px 14px;
  border: 2px solid var(--ht-border);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: .8125rem;
  font-weight: 600;
  color: var(--ht-muted);
  background: var(--ht-card);
  cursor: pointer;
  transition: var(--transition);
}

.result-action-btn:hover {
  border-color: var(--green-700);
  color: var(--green-700);
  background: var(--green-50);
}

.result-action-btn.copied {
  border-color: var(--risk-low);
  color: var(--risk-low);
  background: #f0fdf4;
}

/* ── Sidebar ─────────────────────────────────────────────────── */
.calc-sidebar {
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: sticky;
  top: 100px;
}

.health-tip-box {
  background: var(--ht-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--ht-border);
  overflow: hidden;
}

.health-tip-header {
  padding: 16px 20px;
  background: var(--green-700);
  display: flex;
  align-items: center;
  gap: 10px;
}

.health-tip-header h3 {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: #fff;
  margin: 0;
}

.health-tip-body { padding: 18px 20px; }

.health-tip-body ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.health-tip-body ul li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .9rem;
  color: var(--gray-600);
  line-height: 1.6;
}

.health-tip-body ul li::before {
  content: '✓';
  width: 20px;
  height: 20px;
  background: var(--green-700);
  color: #fff;
  border-radius: 50%;
  font-size: .65rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
}

.related-tools {
  background: var(--ht-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--ht-border);
  padding: 20px;
}

.related-tools h3 {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--dark);
  margin-bottom: 14px;
}

.related-tool-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--ht-bg);
  text-decoration: none;
  transition: var(--transition);
}

.related-tool-item:last-child { border-bottom: none; }
.related-tool-item:hover { transform: translateX(3px); }

.rt-icon {
  width: 36px;
  height: 36px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.rt-name {
  font-size: .875rem;
  font-weight: 600;
  color: var(--dark);
}

.rt-cat {
  font-size: .75rem;
  color: var(--ht-muted);
}

/* ── Disclaimer ─────────────────────────────────────────────── */
.calc-disclaimer {
  background: var(--ht-card);
  border: 1px solid var(--ht-border);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: .8125rem;
  color: var(--ht-muted);
  line-height: 1.65;
}

.disclaimer-icon { font-size: 1.1rem; flex-shrink: 0; margin-top: 1px; }

/* ── Print Header ────────────────────────────────────────────── */
.print-header { display: none; }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .ht-grid { grid-template-columns: 1fr 1fr; }
  .calc-two-col { grid-template-columns: 1fr; }
  .calc-sidebar { position: static; }
}

@media (max-width: 768px) {
  .ht-hero { padding: 120px 0 44px; }
  .ht-search-section { top: 60px; }
  .ht-grid { grid-template-columns: 1fr 1fr; }
  .calc-page-header { padding: 96px 0 36px; }
  .calc-form { padding: 20px; gap: 16px; }
  .calc-actions { padding: 0 20px 20px; }
  .result-body { padding: 20px; }
  .result-value { font-size: 2.75rem; }
  .calc-card-header { padding: 18px 20px; }
  .ht-stats { gap: 24px; }
}

@media (max-width: 480px) {
  .ht-grid { grid-template-columns: 1fr; }
  .result-actions { grid-template-columns: 1fr 1fr; }
  .calc-input-row { grid-template-columns: 1fr; }
}

/* ── Print styles ────────────────────────────────────────────── */
@media print {
  .navbar,
  .calc-breadcrumb,
  .calc-page-header,
  .calc-form,
  .calc-actions,
  .result-actions,
  .calc-sidebar,
  .calc-disclaimer,
  .footer,
  .back-to-top,
  .scroll-progress-bar { display: none !important; }

  .calc-page { background: #fff; }
  .calc-result { display: block !important; box-shadow: none; border: 1px solid #ddd; }
  .calc-layout { padding: 0; }
  .calc-two-col { grid-template-columns: 1fr; }
  .result-body { padding: 20px; }

  .print-header {
    display: block !important;
    text-align: center;
    padding: 20px 0 16px;
    margin-bottom: 16px;
    border-bottom: 2px solid #137547;
  }

  .print-header h2 { font-size: 1.5rem; color: #137547; }
  .print-header p { font-size: .875rem; color: #64748b; margin-top: 4px; }
}