/* ==========================================================================
   VIGNESH HOSPITAL & GUNA FERTILITY CENTRE — CLINICAL CALCULATORS CSS
   Theme Colors:
   --primary: #9c1e22 (Burgundy / Hospital Maroon)
   --primary1: #f7a72e (Warm Amber / Gold)
   --text-dark: #22292f
   --bg-light: #fbfbfc
   --border-color: #e5e9ec
   ========================================================================== */

:root {
  --calc-burgundy: #9c1e22;
  --calc-burgundy-dark: #7a1518;
  --calc-gold: #f7a72e;
  --calc-gold-dark: #d88912;
  --calc-text: #2c3e50;
  --calc-text-muted: #64748b;
  --calc-card-bg: #ffffff;
  --calc-page-bg: #f8fafc;
  --calc-border: #e2e8f0;
  --calc-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.03);
}

.calc-container {
  width: min(1200px, calc(100% - 2.5rem));
  margin-inline: auto;
}

/* --------------------------------------------------------------------------
   Breadcrumbs & Kicker
   -------------------------------------------------------------------------- */
.calc-breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--calc-text-muted);
  margin-bottom: 1.25rem;
}
.calc-breadcrumbs a {
  color: var(--calc-text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}
.calc-breadcrumbs a:hover {
  color: var(--calc-burgundy);
}
.calc-breadcrumbs span[aria-current="page"] {
  color: var(--calc-burgundy);
  font-weight: 600;
}
.calc-kicker {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--calc-burgundy);
  margin-bottom: 0.75rem;
}
.calc-kicker::before {
  content: "";
  display: inline-block;
  width: 16px;
  height: 2.5px;
  background: var(--calc-gold);
}

/* --------------------------------------------------------------------------
   Hub Hero & Filter Tabs
   -------------------------------------------------------------------------- */
.calc-hub-hero, .calc-detail-hero {
  padding: 3rem 0 2.5rem;
  background: linear-gradient(135deg, #fdf6f6 0%, #fffbf5 100%);
  border-bottom: 1px solid var(--calc-border);
}
.calc-hub-hero h1, .calc-detail-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--calc-burgundy);
  line-height: 1.15;
  margin: 0 0 0.85rem;
}
.calc-hero-sub, .calc-detail-lead {
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--calc-text);
  max-width: 820px;
  margin: 0 0 2rem;
}
.calc-filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.calc-filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: #ffffff;
  border: 1px solid var(--calc-border);
  border-radius: 30px;
  color: var(--calc-text);
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 2px 6px rgba(0,0,0,0.03);
  transition: all 0.2s ease;
}
.calc-filter-btn:hover {
  border-color: var(--calc-burgundy);
  color: var(--calc-burgundy);
}
.calc-filter-btn.active {
  background: var(--calc-burgundy);
  border-color: var(--calc-burgundy);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(156, 30, 34, 0.25);
}

/* --------------------------------------------------------------------------
   Specialty Groups & Cards Grid
   -------------------------------------------------------------------------- */
.calc-grid-sec, .calc-related-sec {
  padding: 3.5rem 0;
  background: var(--calc-page-bg);
}
.calc-group-head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 2rem;
}
.calc-group-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}
.calc-group-icon.kidney-theme {
  background: rgba(156, 30, 34, 0.1);
  color: var(--calc-burgundy);
}
.calc-group-icon.maternity-theme {
  background: rgba(247, 167, 46, 0.15);
  color: var(--calc-gold-dark);
}
.calc-group-head h2 {
  font-size: 1.6rem;
  font-weight: 700;
  color: #1e293b;
  margin: 0 0 4px;
}
.calc-group-head p {
  font-size: 0.88rem;
  color: var(--calc-text-muted);
  margin: 0;
}
.calc-cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 640px) {
  .calc-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1024px) {
  .calc-cards-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.calc-card {
  background: #ffffff;
  border: 1px solid var(--calc-border);
  border-radius: 16px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  box-shadow: var(--calc-shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  position: relative;
}
.calc-card:hover {
  transform: translateY(-4px);
  border-color: var(--calc-burgundy);
  box-shadow: 0 16px 32px -8px rgba(156, 30, 34, 0.12);
}
.calc-card-top {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  margin-bottom: 1rem;
}
.calc-badge-cat {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.calc-badge-cat.kidney {
  background: rgba(156, 30, 34, 0.1);
  color: var(--calc-burgundy);
}
.calc-badge-cat.maternity {
  background: rgba(247, 167, 46, 0.15);
  color: var(--calc-gold-dark);
}
.calc-badge-formula {
  font-size: 0.75rem;
  color: var(--calc-text-muted);
  font-weight: 500;
}
.calc-card-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-size: 1.25rem;
  margin-bottom: 1rem;
}
.calc-card-icon.kidney-icon {
  background: #fdf2f2;
  color: var(--calc-burgundy);
}
.calc-card-icon.maternity-icon {
  background: #fff8ee;
  color: var(--calc-gold-dark);
}
.calc-card-title {
  font-size: 1.12rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  line-height: 1.35;
}
.calc-card-title a {
  color: #1e293b;
  text-decoration: none;
  transition: color 0.2s;
}
.calc-card-title a:hover {
  color: var(--calc-burgundy);
}
.calc-card-desc {
  font-size: 0.85rem;
  line-height: 1.55;
  color: var(--calc-text-muted);
  margin: 0 0 1.25rem;
  flex-grow: 1;
}
.calc-card-doctor {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.76rem;
  color: #475569;
  border-top: 1px dashed var(--calc-border);
  padding-top: 0.75rem;
  margin-bottom: 1rem;
}
.calc-card-doctor i {
  color: var(--calc-burgundy);
}
.calc-card-footer {
  margin-top: auto;
}
.calc-action-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 9px 14px;
  background: #f8fafc;
  border: 1px solid var(--calc-border);
  border-radius: 8px;
  color: var(--calc-burgundy);
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.2s ease;
}
.calc-action-btn:hover {
  background: var(--calc-burgundy);
  border-color: var(--calc-burgundy);
  color: #ffffff;
}
.calc-action-btn.maternity:hover {
  background: var(--calc-gold-dark);
  border-color: var(--calc-gold-dark);
  color: #ffffff;
}

/* --------------------------------------------------------------------------
   Detail View Layout
   -------------------------------------------------------------------------- */
.calc-lead-physician {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: #475569;
  background: #ffffff;
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid var(--calc-border);
}
.calc-lead-physician i {
  color: var(--calc-burgundy);
}
.calc-workspace-sec {
  padding: 3.5rem 0;
  background: #fdfdfd;
}
.calc-workspace-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}
@media (min-width: 992px) {
  .calc-workspace-grid {
    grid-template-columns: 1.35fr 1fr;
  }
}

.calc-interactive-card {
  background: #ffffff;
  border: 1px solid var(--calc-border);
  border-radius: 20px;
  box-shadow: 0 16px 36px rgba(0,0,0,0.06);
  overflow: hidden;
}
.calc-card-banner {
  background: var(--calc-burgundy);
  color: #ffffff;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.03em;
}
.calc-card-banner i {
  color: var(--calc-gold);
}
.calc-form {
  padding: clamp(1.5rem, 3vw, 2.25rem);
}
.form-group {
  margin-bottom: 1.35rem;
}
.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: #1e293b;
  margin-bottom: 6px;
}
.form-control {
  width: 100%;
  padding: 11px 14px;
  font-size: 0.95rem;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #ffffff;
  color: #1e293b;
  transition: border-color 0.2s, box-shadow 0.2s;
  box-sizing: border-box;
}
.form-control:focus {
  outline: none;
  border-color: var(--calc-burgundy);
  box-shadow: 0 0 0 3px rgba(156, 30, 34, 0.12);
}
.field-hint {
  display: block;
  font-size: 0.75rem;
  color: var(--calc-text-muted);
  margin-top: 4px;
}
.radio-pill-group {
  display: flex;
  gap: 12px;
}
.radio-pill {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--calc-text);
  transition: all 0.2s;
}
.radio-pill input {
  display: none;
}
.radio-pill:has(input:checked) {
  background: #fdf2f2;
  border-color: var(--calc-burgundy);
  color: var(--calc-burgundy);
}
.checkbox-list label {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 8px;
  cursor: pointer;
}
.checkbox-list input {
  margin-top: 3px;
}
.calc-submit-btn {
  width: 100%;
  padding: 13px;
  background: var(--calc-burgundy);
  color: #ffffff;
  border: none;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(156, 30, 34, 0.25);
  transition: background 0.2s, transform 0.1s;
}
.calc-submit-btn:hover {
  background: var(--calc-burgundy-dark);
}

/* --------------------------------------------------------------------------
   Live Results Panel
   -------------------------------------------------------------------------- */
.calc-results-box {
  background: #fafafa;
  border-top: 2px solid var(--calc-gold);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  animation: fadeIn 0.3s ease-in-out;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}
.result-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}
.result-header h4 {
  font-size: 1rem;
  font-weight: 700;
  color: #1e293b;
  margin: 0;
}
.result-badge {
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 700;
}
.result-badge.status-optimal {
  background: #dcfce7;
  color: #166534;
}
.result-badge.status-good {
  background: #e0f2fe;
  color: #0369a1;
}
.result-badge.status-warning {
  background: #fef3c7;
  color: #92400e;
}
.result-badge.status-alert {
  background: #fee2e2;
  color: #991b1b;
}

.result-primary {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 1rem;
}
.val-num {
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 800;
  color: var(--calc-burgundy);
  line-height: 1;
}
.val-date {
  font-size: clamp(1.4rem, 3vw, 1.8rem);
  font-weight: 800;
  color: var(--calc-burgundy);
  line-height: 1.2;
}
.val-unit {
  font-size: 0.95rem;
  color: var(--calc-text-muted);
  font-weight: 600;
}
.result-breakdown {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  background: #ffffff;
  padding: 12px 16px;
  border-radius: 8px;
  border: 1px solid var(--calc-border);
  margin-bottom: 1.25rem;
}
@media (min-width: 500px) {
  .result-breakdown {
    grid-template-columns: repeat(3, 1fr);
  }
}
.sub-metric span {
  display: block;
  font-size: 0.72rem;
  color: var(--calc-text-muted);
}
.sub-metric strong {
  font-size: 0.85rem;
  color: #1e293b;
}
.result-interpretation p {
  font-size: 0.92rem;
  line-height: 1.6;
  color: #334155;
  margin: 0 0 1.25rem;
}
.result-doctor-note {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: #fffbeb;
  border: 1px solid #fde68a;
  border-radius: 8px;
  padding: 12px 16px;
  margin-bottom: 1.5rem;
}
.result-doctor-note i {
  color: var(--calc-gold-dark);
  font-size: 1.2rem;
  margin-top: 2px;
}
.result-doctor-note strong {
  display: block;
  font-size: 0.82rem;
  color: #92400e;
  margin-bottom: 2px;
}
.result-doctor-note p {
  font-size: 0.84rem;
  color: #78350f;
  margin: 0;
}
.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.btn-res-appointment {
  flex: 1;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  padding: 11px 18px;
  background: var(--calc-burgundy);
  color: #ffffff;
  border-radius: 6px;
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
  transition: background 0.2s;
}
.btn-res-appointment:hover {
  background: var(--calc-burgundy-dark);
}
.btn-res-call {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  padding: 11px 16px;
  background: #ffffff;
  color: var(--calc-burgundy);
  border: 1px solid var(--calc-burgundy);
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 700;
  text-decoration: none;
}
.btn-res-call:hover {
  background: #fdf2f2;
}

/* --------------------------------------------------------------------------
   Sidebar Cards
   -------------------------------------------------------------------------- */
.calc-sidebar-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.calc-doctor-card {
  background: linear-gradient(135deg, #fdf6f6 0%, #fff 100%);
  border: 1px solid rgba(156, 30, 34, 0.2);
  border-radius: 16px;
  padding: 1.75rem;
  box-shadow: var(--calc-shadow);
}
.doctor-badge-top {
  display: inline-block;
  background: rgba(156, 30, 34, 0.1);
  color: var(--calc-burgundy);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 3px 10px;
  border-radius: 20px;
  margin-bottom: 0.75rem;
}
.calc-doctor-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: #1e293b;
  margin: 0 0 4px;
}
.doc-designation {
  font-size: 0.85rem;
  color: var(--calc-text-muted);
  margin: 0 0 1rem;
}
.doc-quote {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.88rem;
  line-height: 1.6;
  font-style: italic;
  color: #334155;
  background: #ffffff;
  padding: 12px;
  border-radius: 8px;
  border-left: 3px solid var(--calc-gold);
  margin-bottom: 1.25rem;
}
.doc-quote i {
  color: var(--calc-gold);
  font-size: 0.9rem;
  margin-top: 2px;
}
.btn-doc-book {
  display: block;
  text-align: center;
  padding: 10px;
  background: var(--calc-burgundy);
  color: #ffffff;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 700;
  text-decoration: none;
  transition: background 0.2s;
}
.btn-doc-book:hover {
  background: var(--calc-burgundy-dark);
}

.calc-info-card {
  background: #ffffff;
  border: 1px solid var(--calc-border);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: var(--calc-shadow);
}
.calc-info-card h4 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1rem;
  font-weight: 700;
  color: #1e293b;
  margin: 0 0 0.85rem;
}
.calc-info-card h4 i {
  color: var(--calc-burgundy);
}
.calc-info-card p {
  font-size: 0.88rem;
  line-height: 1.65;
  color: #475569;
  margin: 0;
}
.calc-guidance-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.calc-guidance-list li {
  font-size: 0.84rem;
  line-height: 1.55;
  color: #334155;
  padding-bottom: 8px;
  border-bottom: 1px solid #f1f5f9;
}
.calc-guidance-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.calc-guidance-list strong {
  display: block;
  color: #0f172a;
}

/* --------------------------------------------------------------------------
   CTA Section
   -------------------------------------------------------------------------- */
.calc-cta-section {
  padding: 4rem 0;
  background: linear-gradient(135deg, #9c1e22 0%, #7a1518 100%);
  color: #ffffff;
  text-align: center;
}
.calc-cta-box {
  max-width: 760px;
  margin-inline: auto;
}
.calc-cta-icon {
  font-size: 2.5rem;
  color: var(--calc-gold);
  margin-bottom: 1rem;
}
.calc-cta-box h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 800;
  margin: 0 0 1rem;
  color: #ffffff;
}
.calc-cta-box p {
  font-size: 1rem;
  line-height: 1.65;
  color: #fce7e7;
  margin: 0 0 2rem;
}
.calc-cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}
.btn-primary-calc {
  padding: 13px 26px;
  background: var(--calc-gold);
  color: #000000;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  transition: all 0.2s;
}
.btn-primary-calc:hover {
  background: #ffb84d;
  transform: translateY(-2px);
}
.btn-secondary-calc {
  padding: 13px 24px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.4);
  color: #ffffff;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.2s;
}
.btn-secondary-calc:hover {
  background: rgba(255, 255, 255, 0.25);
}