/* ============================================
   ScoreImmo Custom Theme CSS
   Pixel-perfect match with app.score-immo.fr
   + Micro-interactions Apple-level UX
   ============================================ */

/* Hide default Shopify template content on homepage */
.si-hide-default-content { display: none !important; }

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=DM+Sans:wght@400;500;600;700&display=swap');

/* --- Design Tokens (CSS Custom Properties) --- */
:root {
  /* Colors */
  --si-background: #F0F1F7;
  --si-foreground: #0F172A;
  --si-primary: #0F172A;
  --si-primary-foreground: #F8FAFC;
  --si-accent: #3B82F6;
  --si-accent-hover: rgba(59, 130, 246, 0.9);
  --si-accent-light: rgba(59, 130, 246, 0.1);
  --si-accent-light-hover: rgba(59, 130, 246, 0.15);
  --si-secondary: #E2E8F0;
  --si-muted: #F1F5F9;
  --si-muted-foreground: #64748B;
  --si-card: #FFFFFF;
  --si-border: #E2E8F0;
  --si-success: #16A34A;
  --si-warning: #F59E0B;
  --si-destructive: #DC2626;

  /* Typography */
  --si-font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --si-font-heading: 'DM Sans', 'Inter', system-ui, sans-serif;

  /* Border Radius */
  --si-radius: 0.75rem;
  --si-radius-xl: 1rem;
  --si-radius-2xl: 1rem;

  /* Glass */
  --si-glass-bg: rgba(255, 255, 255, 0.65);
  --si-glass-bg-elevated: rgba(255, 255, 255, 0.75);
  --si-glass-border: rgba(255, 255, 255, 0.3);
  --si-glass-blur: 20px;
  --si-glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
  --si-glass-shadow-elevated: 0 12px 40px rgba(0, 0, 0, 0.1);
  --si-glass-subtle-bg: rgba(255, 255, 255, 0.45);

  /* Shadows */
  --si-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
  --si-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --si-shadow-card-hover: 0 12px 40px rgba(0, 0, 0, 0.1);

  /* Layout */
  --si-container-max: 1400px;
  --si-container-padding: 2rem;
  --si-section-py: 2.2rem;
}

/* --- Global Background --- */
.si-page-bg {
  background: linear-gradient(135deg, #EEF0F7 0%, #E8EAF6 25%, #F0E6F6 50%, #E6F0F7 75%, #EEF0F7 100%);
  background-attachment: fixed;
  min-height: 100vh;
}

/* --- Base Typography --- */
.si-body-text {
  font-family: var(--si-font-body);
  color: var(--si-foreground);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.si-heading {
  font-family: var(--si-font-heading);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--si-foreground);
}

.si-text-muted {
  color: var(--si-muted-foreground);
}

.si-text-accent {
  color: var(--si-accent);
}

/* --- Container --- */
.si-container {
  width: 100%;
  max-width: var(--si-container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--si-container-padding);
  padding-right: var(--si-container-padding);
}

/* --- Glass Effects --- */
.si-glass {
  background: var(--si-glass-bg);
  backdrop-filter: blur(var(--si-glass-blur));
  -webkit-backdrop-filter: blur(var(--si-glass-blur));
  border: 1px solid var(--si-glass-border);
  box-shadow: var(--si-glass-shadow);
}

.si-glass-elevated {
  background: var(--si-glass-bg-elevated);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--si-glass-border);
  box-shadow: var(--si-glass-shadow-elevated);
}

.si-glass-subtle {
  background: var(--si-glass-subtle-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* --- Buttons --- */
.si-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0;
  font-family: var(--si-font-body);
  font-weight: 500;
  font-size: 0.875rem;
  line-height: 1;
  border-radius: var(--si-radius);
  transition: all 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  cursor: pointer;
  border: none;
  text-decoration: none;
  white-space: nowrap;
}

.si-btn-primary {
  background: var(--si-accent);
  color: #FFFFFF;
  padding: 0.75rem 2rem;
  height: 3rem;
  box-shadow: var(--si-shadow-lg);
}

.si-btn-primary-lg {
  height: 3.5rem;
  padding: 1rem 2.5rem;
  font-size: 1rem;
}

.si-btn-secondary {
  background: transparent;
  color: var(--si-foreground);
  border: 1px solid var(--si-border);
  padding: 0.75rem 2rem;
  height: 3rem;
}

.si-btn-ghost {
  background: transparent;
  color: var(--si-muted-foreground);
  padding: 0.375rem 0.75rem;
  height: auto;
}

/* Button hover - desktop only */
@media (hover: hover) {
  .si-btn-primary:hover {
    background: var(--si-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 14px 28px -5px rgba(59, 130, 246, 0.35);
  }

  .si-btn-primary:active {
    transform: translateY(0) scale(0.98);
    box-shadow: var(--si-shadow-lg);
  }

  .si-btn-secondary:hover {
    background: var(--si-muted);
    transform: translateY(-1px);
  }

  .si-btn-secondary:active {
    transform: translateY(0) scale(0.98);
  }

  .si-btn-ghost:hover {
    color: var(--si-foreground);
    background: rgba(59, 130, 246, 0.05);
  }
}

/* --- Arrow icon in buttons --- */
.si-arrow {
  width: 1rem;
  height: 1rem;
  transition: transform 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

@media (hover: hover) {
  .si-btn:hover .si-arrow {
    transform: translateX(4px);
  }
}

/* --- Cards --- */
.si-card {
  background: var(--si-card);
  border-radius: var(--si-radius-2xl);
  border: 1px solid rgba(0, 0, 0, 0.04);
  transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              box-shadow 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  overflow: hidden;
}

@media (hover: hover) {
  .si-card-hover:hover {
    transform: translateY(-4px);
    box-shadow: var(--si-shadow-card-hover);
  }
}

.si-card-content {
  padding: 1.5rem;
}

/* --- Badge --- */
.si-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 1rem;
  font-size: 0.75rem;
  font-weight: 500;
  font-family: var(--si-font-body);
  border-radius: 9999px;
  background: var(--si-secondary);
  color: var(--si-foreground);
}

.si-badge-accent {
  background: var(--si-accent);
  color: #FFFFFF;
}

/* --- Section Spacing --- */
.si-section {
  padding-top: var(--si-section-py);
  padding-bottom: var(--si-section-py);
}

.si-section-title {
  font-family: var(--si-font-heading);
  font-weight: 700;
  font-size: 1.875rem;
  letter-spacing: -0.025em;
  color: var(--si-foreground);
  text-align: center;
}

.si-section-subtitle {
  margin-top: 0.75rem;
  color: var(--si-muted-foreground);
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
  line-height: 1.625;
  font-family: var(--si-font-body);
}

/* --- Icon Circle --- */
.si-icon-circle {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--si-radius);
  background: var(--si-accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.2s ease;
}

@media (hover: hover) {
  .si-card-hover:hover .si-icon-circle {
    background: var(--si-accent-light-hover);
  }
}

.si-icon-circle svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--si-accent);
  stroke-width: 1.5;
}

/* --- Feature icon bounce-in animation (scroll reveal) --- */
@keyframes siIconBounceIn {
  0% { transform: scale(0) rotate(-15deg); opacity: 0; }
  60% { transform: scale(1.15) rotate(3deg); opacity: 1; }
  80% { transform: scale(0.95) rotate(-1deg); opacity: 1; }
  100% { transform: scale(1) rotate(0deg); opacity: 1; }
}

.si-features-section .si-card .si-icon-circle {
  opacity: 0;
  transform: scale(0);
}

.si-features-section .si-card.si-revealed .si-icon-circle {
  animation: siIconBounceIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

/* Stagger delays for feature icon animation */
.si-features-section .si-grid-3 > :nth-child(1).si-revealed .si-icon-circle { animation-delay: 0ms; }
.si-features-section .si-grid-3 > :nth-child(2).si-revealed .si-icon-circle { animation-delay: 80ms; }
.si-features-section .si-grid-3 > :nth-child(3).si-revealed .si-icon-circle { animation-delay: 160ms; }
.si-features-section .si-grid-3 > :nth-child(4).si-revealed .si-icon-circle { animation-delay: 240ms; }
.si-features-section .si-grid-3 > :nth-child(5).si-revealed .si-icon-circle { animation-delay: 320ms; }
.si-features-section .si-grid-3 > :nth-child(6).si-revealed .si-icon-circle { animation-delay: 400ms; }
.si-features-section .si-grid-3 > :nth-child(7).si-revealed .si-icon-circle { animation-delay: 480ms; }
.si-features-section .si-grid-3 > :nth-child(8).si-revealed .si-icon-circle { animation-delay: 560ms; }
.si-features-section .si-grid-3 > :nth-child(9).si-revealed .si-icon-circle { animation-delay: 640ms; }
.si-features-section .si-grid-3 > :nth-child(10).si-revealed .si-icon-circle { animation-delay: 720ms; }
.si-features-section .si-grid-3 > :nth-child(11).si-revealed .si-icon-circle { animation-delay: 800ms; }
.si-features-section .si-grid-3 > :nth-child(12).si-revealed .si-icon-circle { animation-delay: 880ms; }
.si-features-section .si-grid-3 > :nth-child(13).si-revealed .si-icon-circle { animation-delay: 960ms; }

/* Feature icon hover animation */
@media (hover: hover) {
  .si-features-section .si-card:hover .si-icon-circle {
    transform: scale(1.1) translateY(-2px);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  }
}

/* --- Step Circle --- */
.si-step-circle {
  width: 3rem;
  height: 3rem;
  border-radius: var(--si-radius-2xl);
  background: var(--si-primary);
  color: var(--si-primary-foreground);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--si-font-heading);
  font-weight: 700;
  font-size: 1.125rem;
  margin: 0 auto;
  position: relative;
}

/* Step circle pulse on reveal */
.si-step-pulse.si-revealed .si-step-circle,
.si-revealed .si-step-pulse {
  animation: si-pulse-ring 1.5s ease-out 0.3s 1;
}

@keyframes si-pulse-ring {
  0% { box-shadow: 0 0 0 0 rgba(15, 23, 42, 0.3); }
  70% { box-shadow: 0 0 0 12px rgba(15, 23, 42, 0); }
  100% { box-shadow: 0 0 0 0 rgba(15, 23, 42, 0); }
}

/* --- Grid Layouts --- */
.si-grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.si-grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.si-grid-4 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .si-grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
  .si-grid-3 {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }
  .si-grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 1024px) {
  .si-grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* --- Score Gauge (CSS-only version) --- */
.si-score-gauge {
  position: relative;
  width: 8rem;
  height: 8rem;
  margin: 0 auto;
}

.si-score-gauge svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.si-score-gauge .si-gauge-bg {
  fill: none;
  stroke: var(--si-muted);
  stroke-width: 7;
  opacity: 0.5;
}

.si-score-gauge .si-gauge-fill {
  fill: none;
  stroke-width: 7;
  stroke-linecap: round;
  transition: stroke-dashoffset 1.5s ease-out;
}

.si-score-gauge .si-gauge-fill.excellent { stroke: var(--si-success); }
.si-score-gauge .si-gauge-fill.correct { stroke: var(--si-warning); }
.si-score-gauge .si-gauge-fill.risky { stroke: var(--si-destructive); }

.si-score-value {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.si-score-number {
  font-family: var(--si-font-heading);
  font-weight: 700;
  font-size: 2rem;
}

.si-score-number.excellent { color: var(--si-success); }
.si-score-number.correct { color: var(--si-warning); }
.si-score-number.risky { color: var(--si-destructive); }

.si-score-label {
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.125rem 0.625rem;
  border-radius: 9999px;
}

.si-score-label.excellent { color: var(--si-success); background: rgba(22, 163, 74, 0.1); }
.si-score-label.correct { color: var(--si-warning); background: rgba(245, 158, 11, 0.1); }
.si-score-label.risky { color: var(--si-destructive); background: rgba(220, 38, 38, 0.1); }

/* --- FAQ Accordion --- */
.si-accordion-item {
  background: var(--si-glass-subtle-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--si-radius);
  padding: 0 1rem;
  margin-bottom: 0.5rem;
  border: none;
}

.si-accordion-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 1rem 0;
  font-family: var(--si-font-body);
  font-weight: 500;
  font-size: 0.9375rem;
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--si-foreground);
  transition: color 0.2s;
}

.si-accordion-trigger:hover {
  color: var(--si-accent);
}

.si-accordion-chevron {
  width: 1.25rem;
  height: 1.25rem;
  transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  color: var(--si-muted-foreground);
  flex-shrink: 0;
}

.si-accordion-item.active .si-accordion-chevron {
  transform: rotate(180deg);
}

.si-accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              opacity 0.3s ease,
              padding 0.3s ease;
  opacity: 0;
  padding-bottom: 0;
}

.si-accordion-item.active .si-accordion-content {
  max-height: 300px;
  opacity: 1;
  padding-bottom: 1rem;
}

.si-accordion-content p {
  color: var(--si-muted-foreground);
  line-height: 1.625;
  font-size: 0.875rem;
}

/* --- Blog Card --- */
.si-blog-card {
  background: var(--si-card);
  border-radius: var(--si-radius-2xl);
  overflow: hidden;
  border: 1px solid rgba(0, 0, 0, 0.04);
  transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              box-shadow 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  text-decoration: none;
  display: block;
  color: inherit;
}

@media (hover: hover) {
  .si-blog-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--si-shadow-card-hover);
  }
}

.si-blog-card img {
  width: 100%;
  height: 12rem;
  object-fit: cover;
}

.si-blog-card-body {
  padding: 1.25rem;
}

.si-blog-card-title {
  font-family: var(--si-font-heading);
  font-weight: 600;
  font-size: 1rem;
  color: var(--si-foreground);
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.si-blog-card-excerpt {
  font-size: 0.875rem;
  color: var(--si-muted-foreground);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* --- Stat Card --- */
.si-stat {
  text-align: center;
  padding: 1.5rem 1rem;
}

.si-stat-number {
  font-family: var(--si-font-heading);
  font-weight: 700;
  font-size: 2.5rem;
  color: var(--si-accent);
  line-height: 1;
}

.si-stat-label {
  font-size: 0.875rem;
  color: var(--si-muted-foreground);
  margin-top: 0.5rem;
}

/* --- Source Logo Pill --- */
.si-source-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--si-card);
  border: 1px solid var(--si-border);
  border-radius: 9999px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--si-foreground);
  font-family: var(--si-font-body);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

@media (hover: hover) {
  .si-source-pill:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.1);
    border-color: var(--si-accent);
  }
}

/* --- Pricing Card --- */
.si-pricing-card {
  background: var(--si-card);
  border-radius: var(--si-radius-2xl);
  padding: 2rem;
  border: 1px solid var(--si-border);
  position: relative;
}

.si-pricing-card.recommended {
  border: 2px solid var(--si-accent);
  box-shadow: var(--si-shadow-lg);
}

.si-pricing-badge {
  position: absolute;
  top: -0.75rem;
  left: 50%;
  transform: translateX(-50%);
}

.si-price {
  font-family: var(--si-font-heading);
  font-weight: 700;
  font-size: 2.5rem;
}

/* --- Header Custom (floating, hide on scroll down, show on scroll up) --- */
.si-header {
  position: fixed;
  top: 8px;
  left: 12px;
  right: 12px;
  z-index: 50;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(226, 232, 240, 0.5);
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s ease;
  transition: transform 500ms ease-in-out;
}
.si-header.si-header-hidden {
  transform: translateY(-120%);
}

/* Offset body content for floating header */
body.si-page-bg {
  padding-top: 72px;
}

.si-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.si-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: inherit;
}

.si-logo-icon {
  width: 2rem;
  height: 2rem;
  border-radius: var(--si-radius);
  background: var(--si-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.si-logo-icon span {
  color: var(--si-primary-foreground);
  font-family: var(--si-font-heading);
  font-weight: 700;
  font-size: 0.75rem;
}

.si-logo-text {
  font-family: var(--si-font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.025em;
  color: var(--si-foreground);
}

.si-header-nav {
  display: none;
  align-items: center;
  gap: 1.5rem;
}

.si-header-nav a {
  font-size: 0.875rem;
  color: var(--si-muted-foreground);
  text-decoration: none;
  transition: color 0.2s;
  font-family: var(--si-font-body);
  position: relative;
}

/* Nav underline animation */
.si-header-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--si-accent);
  border-radius: 1px;
  transition: width 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.si-header-nav a:hover::after,
.si-header-nav a.active::after {
  width: 100%;
}

.si-header-nav a:hover,
.si-header-nav a.active {
  color: var(--si-foreground);
}

.si-header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

@media (min-width: 768px) {
  .si-header-nav {
    display: flex;
  }
}

/* --- Mobile menu --- */
.si-mobile-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background: none;
  border: none;
  cursor: pointer;
  border-radius: var(--si-radius);
  color: var(--si-foreground);
}

.si-mobile-menu-btn:hover {
  background: rgba(0, 0, 0, 0.05);
}

@media (min-width: 768px) {
  .si-mobile-menu-btn {
    display: none;
  }
}

.si-mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.3);
  z-index: 100;
  opacity: 0;
  transition: opacity 0.3s;
}

.si-mobile-overlay.open {
  display: block;
  opacity: 1;
}

.si-mobile-drawer {
  position: fixed;
  top: 8px;
  right: 8px;
  bottom: 8px;
  width: 17.5rem;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(226, 232, 240, 0.6);
  border-radius: 20px;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.12);
  z-index: 101;
  transform: translateX(calc(100% + 16px));
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.si-mobile-drawer.open {
  transform: translateX(0);
}

.si-mobile-drawer-header {
  padding: 1.25rem 1.25rem 0.75rem;
  border-bottom: 1px solid rgba(226, 232, 240, 0.5);
}

.si-mobile-drawer-nav {
  flex: 1;
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
  overflow-y: auto;
}

.si-mobile-drawer-nav a {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem 1rem;
  border-radius: 12px;
  color: var(--si-foreground);
  text-decoration: none;
  font-size: 0.875rem;
  font-family: var(--si-font-body);
  transition: background 0.15s, transform 0.15s;
}

.si-mobile-drawer-nav a:hover {
  background: rgba(59, 130, 246, 0.06);
}

.si-mobile-drawer-nav a:active {
  transform: scale(0.98);
}

.si-mobile-drawer-footer {
  padding: 0.75rem 1.25rem 1.25rem;
  border-top: 1px solid rgba(226, 232, 240, 0.5);
}

/* --- Footer Custom --- */
.si-footer {
  border-top: 1px solid rgba(0, 0, 0, 0.04);
  padding: 2rem 0;
}

.si-footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.si-footer-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--si-muted-foreground);
  font-family: var(--si-font-body);
}

.si-footer-logo {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 0.5rem;
  background: var(--si-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.si-footer-logo span {
  color: var(--si-primary-foreground);
  font-family: var(--si-font-heading);
  font-weight: 700;
  font-size: 0.625rem;
}

.si-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

.si-footer-links a {
  font-size: 0.875rem;
  color: var(--si-muted-foreground);
  text-decoration: none;
  transition: color 0.2s;
  font-family: var(--si-font-body);
}

.si-footer-links a:hover {
  color: var(--si-foreground);
}

@media (min-width: 768px) {
  .si-footer-inner {
    flex-direction: row;
    justify-content: space-between;
  }
}

/* --- Separator line --- */
.si-separator {
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(0, 0, 0, 0.06), transparent);
}

/* --- Utility: Visually hidden --- */
.si-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* --- Hero specific --- */
.si-hero-title {
  font-family: var(--si-font-heading);
  font-weight: 700;
  font-size: 1.75rem;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--si-foreground);
  max-width: 48rem;
  margin: 0 auto;
}

.si-hero-subtitle {
  font-size: 1.125rem;
  line-height: 1.625;
  color: var(--si-muted-foreground);
  max-width: 42rem;
  margin: 1rem auto 0;
  font-family: var(--si-font-body);
}

@media (min-width: 768px) {
  .si-hero-title {
    font-size: 2.5rem;
  }
  .si-hero-subtitle {
    font-size: 1.25rem;
  }
}

@media (min-width: 1024px) {
  .si-hero-title {
    font-size: 3.5rem;
  }
}

/* --- Hero social proof --- */
.si-hero-social-proof {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  margin-top: 1.25rem;
  font-size: 0.8125rem;
  color: var(--si-muted-foreground);
  font-family: var(--si-font-body);
}
.si-proof-avatars {
  display: flex;
  flex-shrink: 0;
}
.si-avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 2px solid #fff;
  margin-left: -7px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}
.si-avatar:first-child {
  margin-left: 0;
}
.si-proof-text strong {
  color: var(--si-foreground);
}

/* --- Hero subtitle toggle (desktop full / mobile short) --- */
.si-hero-sub-mobile {
  display: none;
}

/* --- Hero preview card (hidden by default, shown on mobile) --- */
.si-hero-preview {
  display: none;
}
.si-preview-card {
  background: rgba(255,255,255,0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.6);
  border-radius: 1rem;
  padding: 1rem 1.25rem;
  width: 260px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.08);
  transform: perspective(800px) rotateY(-2deg) rotateX(1deg);
}
.si-preview-header {
  text-align: center;
  margin-bottom: 0.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--si-border);
}
.si-preview-score {
  font-size: 1.75rem;
  font-weight: 800;
  font-family: var(--si-font-heading);
  color: #22c55e;
}
.si-preview-label {
  display: block;
  font-size: 0.75rem;
  color: var(--si-muted-foreground);
  margin-top: 0.125rem;
  font-family: var(--si-font-body);
}
.si-preview-details {
  display: flex;
  flex-direction: column;
}
.si-preview-row {
  display: flex;
  justify-content: space-between;
  padding: 0.375rem 0;
  font-size: 0.8rem;
  color: var(--si-foreground);
  border-bottom: 1px solid rgba(0,0,0,0.04);
  font-family: var(--si-font-body);
}
.si-preview-row:last-child {
  border-bottom: none;
}

@keyframes si-float-in {
  from { opacity: 0; transform: perspective(800px) rotateY(-2deg) rotateX(1deg) translateY(20px); }
  to { opacity: 1; transform: perspective(800px) rotateY(-2deg) rotateX(1deg) translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  .si-hero-preview { animation: none; }
  .si-preview-card { transform: none; }
}

/* Subtle float for source pills (barely perceptible, 95% stable) */
@keyframes si-pill-breathe {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-1.5px); }
}

.si-source-pill {
  animation: si-pill-breathe 5s ease-in-out infinite;
}
.si-source-pill:nth-child(2n) { animation-duration: 6s; animation-delay: 0.5s; }
.si-source-pill:nth-child(3n) { animation-duration: 5.5s; animation-delay: 1s; }

@media (prefers-reduced-motion: reduce) {
  .si-source-pill { animation: none; }
}

/* =============================================
   FEATURES PILLS - Interactive feature grid
   ============================================= */

.si-features-pills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  max-width: 800px;
  margin: 2rem auto;
}

.si-fpill {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 1rem;
  border-radius: 2rem;
  border: 1px solid var(--si-border);
  background: rgba(255,255,255,0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font-size: 0.875rem;
  font-family: var(--si-font-body);
  color: var(--si-foreground);
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.si-fpill:hover {
  border-color: var(--si-accent);
  background: var(--si-accent-light);
}

.si-fpill.active {
  background: var(--si-accent);
  color: #fff;
  border-color: var(--si-accent);
}

.si-fpill-icon {
  font-size: 1rem;
  line-height: 1;
}

/* Feature carousel (card + arrows) */
.si-feature-carousel {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  max-width: 750px;
  margin: 0 auto 2rem;
  position: relative;
}

.si-carousel-arrow {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--si-border);
  background: rgba(255,255,255,0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--si-muted-foreground);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  padding: 0;
}

.si-carousel-arrow:hover {
  border-color: var(--si-accent);
  color: var(--si-accent);
  background: rgba(255,255,255,0.8);
}

.si-carousel-counter {
  display: block;
  text-align: center;
  font-size: 0.7rem;
  color: var(--si-muted-foreground);
  margin-top: 0.5rem;
  font-family: var(--si-font-body);
  position: absolute;
  bottom: -1.25rem;
  left: 50%;
  transform: translateX(-50%);
}

/* Feature detail panel (always open) */
.si-feature-detail {
  flex: 1;
  min-width: 0;
  overflow: hidden;
}

.si-feature-detail-inner {
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--si-border);
  border-radius: 1rem;
  padding: 1.25rem 1.5rem;
  text-align: center;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Slide transitions */
.si-feature-detail-inner.si-slide-enter.si-slide-left {
  transform: translateX(30px);
  opacity: 0;
}
.si-feature-detail-inner.si-slide-enter.si-slide-right {
  transform: translateX(-30px);
  opacity: 0;
}

.si-feature-detail-title {
  font-family: var(--si-font-heading);
  font-weight: 700;
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
  color: var(--si-foreground);
}

.si-feature-detail-desc {
  font-size: 0.9rem;
  color: var(--si-muted-foreground);
  line-height: 1.6;
  margin-bottom: 0.75rem;
  font-family: var(--si-font-body);
}

.si-feature-detail-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.375rem;
}

.si-feature-detail-tag {
  font-size: 0.75rem;
  padding: 0.25rem 0.625rem;
  border-radius: 1rem;
  background: var(--si-accent-light);
  color: var(--si-accent);
  font-weight: 500;
  font-family: var(--si-font-body);
}

/* =============================================
   ROTATING WORDS - Hero animation
   ============================================= */
.si-rotating-wrapper {
  display: inline-block;
  position: relative;
  vertical-align: bottom;
  overflow: hidden;
  height: 1.2em;
}

.si-rotating-sizer {
  display: inline-block;
  visibility: hidden;
  white-space: nowrap;
  font-weight: 700;
  pointer-events: none;
  height: 0;
  overflow: hidden;
}

.si-rotating-words {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1.2em;
}

.si-rotating-word {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  white-space: nowrap;
  color: var(--si-accent);
  font-weight: 700;
  opacity: 0;
  transform: translateY(100%);
  transition: opacity 0.4s ease, transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.si-rotating-word.active {
  opacity: 1;
  transform: translateY(0);
}

/* =============================================
   SCROLL REVEAL SYSTEM
   ============================================= */
.si-reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.si-reveal.si-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Named delays for hero elements */
.si-reveal-delay-1 { transition-delay: 0.1s; }
.si-reveal-delay-2 { transition-delay: 0.2s; }
.si-reveal-delay-3 { transition-delay: 0.3s; }
.si-reveal-delay-4 { transition-delay: 0.4s; }

/* =============================================
   CTA GLOW ANIMATION
   ============================================= */
.si-cta-glow {
  position: relative;
}

.si-cta-glow::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.4), rgba(99, 102, 241, 0.4), rgba(59, 130, 246, 0.4));
  background-size: 200% 200%;
  animation: si-glow-pulse 3s ease-in-out infinite;
  z-index: -1;
  filter: blur(12px);
  opacity: 0.6;
}

@keyframes si-glow-pulse {
  0%, 100% { background-position: 0% 50%; opacity: 0.4; }
  50% { background-position: 100% 50%; opacity: 0.7; }
}

/* =============================================
   LEGACY ANIMATIONS (kept for backwards compat)
   ============================================= */
@keyframes si-fade-in-up {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.si-animate-in {
  animation: si-fade-in-up 0.6s ease-out both;
}

.si-animate-delay-1 { animation-delay: 0.1s; }
.si-animate-delay-2 { animation-delay: 0.2s; }
.si-animate-delay-3 { animation-delay: 0.3s; }
.si-animate-delay-4 { animation-delay: 0.4s; }

/* --- Hide default Shopify header/footer when using custom --- */
.si-custom-layout #header-group,
.si-custom-layout footer {
  display: none !important;
}

/* --- Comparison table for pricing --- */
.si-comparison-table {
  width: 100%;
  border-radius: var(--si-radius);
  overflow: hidden;
  border: 1px solid var(--si-border);
}

.si-comparison-header {
  display: grid;
  grid-template-columns: 1fr 100px 100px;
  background: var(--si-muted);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--si-muted-foreground);
}

.si-comparison-row {
  display: grid;
  grid-template-columns: 1fr 100px 100px;
  border-top: 1px solid var(--si-border);
}

.si-comparison-row:nth-child(even) {
  background: rgba(241, 245, 249, 0.3);
}

.si-comparison-cell {
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
}

.si-comparison-cell-center {
  justify-content: center;
}

.si-comparison-premium-col {
  background: rgba(59, 130, 246, 0.03);
  border-left: 1px solid var(--si-border);
}

@media (min-width: 640px) {
  .si-comparison-header,
  .si-comparison-row {
    grid-template-columns: 1fr 130px 130px;
  }
}

/* --- Check / X icons for pricing --- */
.si-check { color: var(--si-success); }
.si-cross { color: var(--si-destructive); }

/* =============================================
   PREFERS REDUCED MOTION
   ============================================= */
@media (prefers-reduced-motion: reduce) {
  .si-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .si-rotating-word {
    transition: opacity 0.1s ease;
    transform: none;
  }

  .si-rotating-word.active {
    transform: none;
  }

  .si-cta-glow::after {
    animation: none;
    opacity: 0.3;
  }

  .si-step-pulse.si-revealed .si-step-circle,
  .si-revealed .si-step-pulse {
    animation: none;
  }

  .si-card,
  .si-blog-card,
  .si-source-pill,
  .si-btn {
    transition: none;
  }

  .si-accordion-content {
    transition: none;
  }

  .si-accordion-chevron {
    transition: none;
  }

  .si-arrow {
    transition: none;
  }

  .si-mobile-drawer {
    transition: none;
  }

  .si-animate-in {
    animation: none;
    opacity: 1;
    transform: none;
  }

  .si-features-section .si-card .si-icon-circle {
    opacity: 1;
    transform: none;
    animation: none;
  }

  .si-features-section .si-card:hover .si-icon-circle {
    transform: none;
    transition: none;
  }
}

/* --- Features grid: center last card when alone on row (desktop) --- */
@media (min-width: 768px) {
  .si-features-section .si-grid-3 > *:last-child:nth-child(3n + 1) {
    grid-column: 2;
  }
}

/* --- Responsive tweaks --- */
@media (max-width: 767px) {
  :root {
    --si-container-padding: 1rem;
    --si-section-py: 2rem;
  }

  .si-section-title {
    font-size: 1.5rem;
  }

  .si-hero-title {
    font-size: 2.25rem;
  }

  .si-btn-primary-lg {
    width: auto;
    max-width: 280px;
    padding: 0.8rem 1.8rem;
    font-size: 0.9375rem;
    white-space: nowrap;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    height: 3.25rem;
    margin: 0 auto;
  }

  .si-stat-number {
    font-size: 2rem;
  }

  /* Hero badge smaller on mobile */
  .si-hero-section .si-badge {
    font-size: 0.625rem;
    padding: 0.1875rem 0.75rem;
  }

  /* Reduce hero top gap on mobile (!important to override inline style) */
  .si-hero-section .si-section {
    padding-top: 1.5rem !important;
  }

  /* Hero subtitle: show short version on mobile */
  .si-hero-sub-desktop {
    display: none;
  }
  .si-hero-sub-mobile {
    display: block;
  }

  /* Hero social proof mobile tweaks */
  .si-hero-social-proof {
    margin-top: 1rem;
    font-size: 0.75rem;
    gap: 0.5rem;
  }
  .si-avatar {
    width: 22px;
    height: 22px;
    margin-left: -6px;
  }

  /* Show preview card on mobile */
  .si-hero-preview {
    display: flex;
    justify-content: center;
    margin-top: 1.5rem;
    animation: si-float-in 0.8s ease-out 0.3s both;
  }

  /* Features pills mobile */
  .si-features-pills {
    gap: 0.375rem;
    padding: 0 0.5rem;
  }
  .si-fpill {
    font-size: 0.8rem;
    padding: 0.375rem 0.75rem;
  }
  .si-fpill-icon {
    font-size: 0.875rem;
  }
  .si-feature-detail-inner {
    padding: 1rem;
  }
  .si-feature-carousel {
    gap: 0.375rem;
    margin-bottom: 1.5rem;
  }
  .si-carousel-arrow {
    width: 30px;
    height: 30px;
  }
  .si-carousel-arrow svg {
    width: 14px;
    height: 14px;
  }

  .si-rotating-wrapper {
    display: block;
    height: 1.3em;
  }

  /* P2: Fix iOS gradient - background-attachment: fixed breaks on mobile Safari */
  body.si-page-bg {
    background-attachment: scroll;
    background-size: 100% 200vh;
  }
}

/* P12: Blog/article - ensure DA background shows through */
.content-for-layout,
.content-for-layout > *,
.blog-posts-container,
.article-template,
#MainContent {
  background: transparent !important;
}

/* Reduce top gap between header and content on pages */
.si-page-section .si-section {
  padding-top: 0.5rem;
}

/* =============================================
   CALCULATOR PAGES - Glassmorphism Apple Style
   ============================================= */

/* --- Calculator Variables --- */
:root {
  --si-calc-input-bg: rgba(255,255,255,0.5);
  --si-calc-input-border: rgba(255,255,255,0.4);
  --si-calc-input-focus-border: rgba(59,130,246,0.5);
  --si-calc-input-focus-glow: 0 0 0 3px rgba(59,130,246,0.12);
  --si-calc-slider-track: rgba(0,0,0,0.08);
}

/* --- Page wrapper --- */
.si-calc-page {
  padding: 1rem 0 5rem;
}

/* --- Main glass container with decorative orbs --- */
.si-calc-container {
  position: relative;
  background: var(--si-glass-bg-elevated);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--si-glass-border);
  box-shadow: var(--si-glass-shadow-elevated);
  border-radius: 1.5rem;
  padding: 2.5rem;
  overflow: hidden;
  box-sizing: border-box;
  max-width: 100%;
}

.si-calc-container::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(59,130,246,0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.si-calc-container::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: -40px;
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, rgba(139,92,246,0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

/* --- 2-col layout (form + results) --- */
.si-calc-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

/* Fix grid min-width:auto preventing shrink below intrinsic input width */
.si-calc-layout > * {
  min-width: 0;
}

@media (min-width: 768px) {
  .si-calc-layout {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

/* --- Form group --- */
.si-calc-group {
  margin-bottom: 1.25rem;
}

/* --- Label --- */
.si-calc-label {
  display: block;
  font-family: var(--si-font-body);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--si-muted-foreground);
  margin-bottom: 0.375rem;
  letter-spacing: 0.01em;
}

/* --- Glass input --- */
.si-calc-input {
  width: 100%;
  min-width: 0;
  padding: 0.75rem 1rem;
  background: var(--si-calc-input-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--si-calc-input-border);
  border-radius: var(--si-radius);
  font-family: var(--si-font-body);
  font-size: 0.9375rem;
  color: var(--si-foreground);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  outline: none;
  box-sizing: border-box;
}

.si-calc-input:focus {
  border-color: var(--si-calc-input-focus-border);
  box-shadow: var(--si-calc-input-focus-glow);
}

.si-calc-input::placeholder {
  color: var(--si-muted-foreground);
  opacity: 0.6;
}

/* --- Input with suffix (euro, %) --- */
.si-calc-input-wrap {
  position: relative;
  display: flex;
  align-items: stretch;
  max-width: 100%;
}

.si-calc-input-wrap .si-calc-input {
  padding-right: 3rem;
  border-radius: var(--si-radius);
}

.si-calc-input-suffix {
  position: absolute;
  right: 1px;
  top: 1px;
  bottom: 1px;
  display: flex;
  align-items: center;
  padding: 0 0.875rem;
  font-family: var(--si-font-body);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--si-muted-foreground);
  background: rgba(255,255,255,0.3);
  border-left: 1px solid var(--si-calc-input-border);
  border-radius: 0 calc(var(--si-radius) - 1px) calc(var(--si-radius) - 1px) 0;
  pointer-events: none;
  user-select: none;
}

/* --- Glass select --- */
.si-calc-select {
  width: 100%;
  padding: 0.75rem 2.5rem 0.75rem 1rem;
  background: var(--si-calc-input-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--si-calc-input-border);
  border-radius: var(--si-radius);
  font-family: var(--si-font-body);
  font-size: 0.9375rem;
  color: var(--si-foreground);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  outline: none;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%2364748B' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  box-sizing: border-box;
}

.si-calc-select:focus {
  border-color: var(--si-calc-input-focus-border);
  box-shadow: var(--si-calc-input-focus-glow);
}

/* --- Range slider --- */
.si-calc-range {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--si-calc-slider-track);
  outline: none;
  cursor: pointer;
  margin: 0.5rem 0;
}

.si-calc-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--si-accent);
  border: 3px solid #fff;
  box-shadow: 0 2px 8px rgba(59,130,246,0.3), 0 0 0 1px rgba(59,130,246,0.1);
  cursor: pointer;
  transition: box-shadow 0.2s ease, transform 0.15s ease;
}

.si-calc-range::-webkit-slider-thumb:hover {
  box-shadow: 0 2px 12px rgba(59,130,246,0.45), 0 0 0 4px rgba(59,130,246,0.1);
  transform: scale(1.1);
}

.si-calc-range::-webkit-slider-thumb:active {
  transform: scale(0.95);
}

.si-calc-range::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--si-accent);
  border: 3px solid #fff;
  box-shadow: 0 2px 8px rgba(59,130,246,0.3);
  cursor: pointer;
}

.si-calc-range::-moz-range-track {
  height: 6px;
  border-radius: 3px;
  background: var(--si-calc-slider-track);
}

/* --- Slider group (label + value + range + scale) --- */
.si-calc-slider-group {
  margin-bottom: 1.25rem;
}

.si-calc-slider-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 0.25rem;
}

/* Override label display:block inside slider header flex */
.si-calc-slider-header .si-calc-label {
  display: inline;
  margin-bottom: 0;
  flex-shrink: 1;
  min-width: 0;
}

.si-calc-slider-value {
  font-family: var(--si-font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--si-accent);
}

.si-calc-slider-scale {
  display: flex;
  justify-content: space-between;
  font-size: 0.6875rem;
  color: var(--si-muted-foreground);
  margin-top: 0.125rem;
  opacity: 0.7;
}

/* --- Toggle pills (Ancien/Neuf, Micro/Reel) --- */
.si-calc-toggle {
  display: flex;
  background: rgba(0,0,0,0.04);
  border-radius: var(--si-radius);
  padding: 3px;
  gap: 2px;
}

.si-calc-toggle-btn {
  flex: 1;
  padding: 0.5rem 1rem;
  font-family: var(--si-font-body);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--si-muted-foreground);
  background: transparent;
  border: none;
  border-radius: calc(var(--si-radius) - 3px);
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  text-align: center;
  white-space: nowrap;
}

.si-calc-toggle-btn.active {
  background: #fff;
  color: var(--si-foreground);
  box-shadow: 0 1px 4px rgba(0,0,0,0.08), 0 0 1px rgba(0,0,0,0.04);
  font-weight: 600;
}

/* --- Override si-page-content link color on buttons and hub cards --- */
.si-page-content a.si-btn,
.si-page-content a.si-calc-hub-card {
  text-decoration: none;
}

.si-page-content a.si-btn-primary,
.si-page-content a.si-btn-primary:hover,
.si-page-content a.si-calc-btn,
.si-page-content a.si-calc-btn:hover {
  color: #FFFFFF;
}

/* --- Calculate button --- */
.si-calc-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.875rem 2rem;
  margin-top: 0.5rem;
  background: var(--si-accent);
  color: #fff;
  font-family: var(--si-font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  border: none;
  border-radius: var(--si-radius);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  box-shadow: 0 4px 14px rgba(59,130,246,0.25);
  box-sizing: border-box;
}

@media (hover: hover) {
  .si-calc-btn:hover {
    background: var(--si-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(59,130,246,0.35);
  }
  .si-calc-btn:active {
    transform: translateY(0) scale(0.98);
  }
}

/* --- Results container --- */
.si-calc-results {
  background: rgba(59,130,246,0.04);
  border: 1px solid rgba(59,130,246,0.1);
  border-radius: 1.25rem;
  padding: 2rem;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease, transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.si-calc-results.visible {
  opacity: 1;
  transform: translateY(0);
}

.si-calc-results-title {
  font-family: var(--si-font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--si-muted-foreground);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
}

/* --- Big result value --- */
.si-calc-result-value {
  font-family: var(--si-font-heading);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--si-accent);
  line-height: 1.1;
}

.si-calc-result-sub {
  font-family: var(--si-font-body);
  font-size: 0.875rem;
  color: var(--si-muted-foreground);
  margin-top: 0.25rem;
}

/* --- Result pop animation --- */
@keyframes si-calc-result-pop {
  0% { transform: scale(0.7); opacity: 0; }
  50% { transform: scale(1.06); opacity: 1; }
  70% { transform: scale(0.97); }
  100% { transform: scale(1); opacity: 1; }
}

.si-calc-result-pop {
  animation: si-calc-result-pop 0.55s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

/* --- Result glow flash --- */
@keyframes si-calc-value-glow {
  0% { text-shadow: 0 0 0 transparent; }
  40% { text-shadow: 0 0 24px rgba(59,130,246,0.35); }
  100% { text-shadow: 0 0 0 transparent; }
}

.si-calc-result-glow {
  animation: si-calc-value-glow 1.2s ease-out;
}

/* --- Cascade stagger for breakdown rows, tables, charts --- */
.si-calc-stagger {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease, transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.si-calc-stagger.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Breakdown lines --- */
.si-calc-breakdown {
  margin-top: 1.5rem;
}

.si-calc-breakdown-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.625rem 0;
  border-bottom: 1px solid rgba(0,0,0,0.04);
  font-family: var(--si-font-body);
  font-size: 0.875rem;
}

.si-calc-breakdown-row:last-child {
  border-bottom: none;
}

.si-calc-breakdown-label {
  color: var(--si-muted-foreground);
}

.si-calc-breakdown-value {
  font-weight: 600;
  color: var(--si-foreground);
}

.si-calc-breakdown-row.total {
  border-top: 2px solid rgba(59,130,246,0.15);
  border-bottom: none;
  margin-top: 0.5rem;
  padding-top: 0.75rem;
}

.si-calc-breakdown-row.total .si-calc-breakdown-label {
  font-weight: 600;
  color: var(--si-foreground);
}

.si-calc-breakdown-row.total .si-calc-breakdown-value {
  font-weight: 700;
  color: var(--si-accent);
  font-size: 1rem;
}

/* --- Glass table --- */
.si-calc-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin-top: 1.5rem;
  border-radius: var(--si-radius);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.3);
}

.si-calc-table thead {
  background: rgba(255,255,255,0.4);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.si-calc-table th {
  padding: 0.625rem 0.75rem;
  font-family: var(--si-font-body);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--si-muted-foreground);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  text-align: left;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}

.si-calc-table th:not(:first-child) {
  text-align: right;
}

.si-calc-table td {
  padding: 0.625rem 0.75rem;
  font-family: var(--si-font-body);
  font-size: 0.8125rem;
  color: var(--si-foreground);
  border-bottom: 1px solid rgba(0,0,0,0.03);
}

.si-calc-table td:not(:first-child) {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.si-calc-table tbody tr {
  transition: background 0.15s ease;
}

@media (hover: hover) {
  .si-calc-table tbody tr:hover {
    background: rgba(59,130,246,0.03);
  }
}

.si-calc-table tbody tr:last-child td {
  border-bottom: none;
}

/* --- Hub grid --- */
.si-calc-hub-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .si-calc-hub-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
}

/* --- Hub card --- */
.si-calc-hub-card {
  display: block;
  text-decoration: none;
  color: inherit;
  background: var(--si-glass-bg-elevated);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--si-glass-border);
  box-shadow: var(--si-glass-shadow);
  border-radius: 1.25rem;
  padding: 1.75rem;
  transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              box-shadow 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

@media (hover: hover) {
  .si-calc-hub-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 48px rgba(59,130,246,0.12), var(--si-glass-shadow-elevated);
  }
}

.si-calc-hub-card-icon {
  width: 3rem;
  height: 3rem;
  border-radius: var(--si-radius);
  background: var(--si-accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.si-calc-hub-card-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--si-accent);
}

.si-calc-hub-card-title {
  font-family: var(--si-font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--si-foreground);
  margin-bottom: 0.5rem;
}

.si-calc-hub-card-desc {
  font-family: var(--si-font-body);
  font-size: 0.875rem;
  color: var(--si-muted-foreground);
  line-height: 1.5;
  margin-bottom: 0.75rem;
}

.si-calc-hub-card-tag {
  display: inline-block;
  padding: 0.1875rem 0.625rem;
  background: rgba(59,130,246,0.08);
  color: var(--si-accent);
  font-size: 0.6875rem;
  font-weight: 500;
  border-radius: 9999px;
  font-family: var(--si-font-body);
}

/* --- Donut chart (mensualite) --- */
.si-calc-donut-wrap {
  display: flex;
  justify-content: center;
  margin: 1.5rem 0;
}

.si-calc-donut-svg {
  width: 180px;
  height: 180px;
}

.si-calc-donut-segment {
  fill: none;
  stroke-width: 28;
  stroke-linecap: butt;
  transition: stroke-dasharray 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.si-calc-donut-center {
  font-family: var(--si-font-heading);
  font-weight: 700;
  fill: var(--si-foreground);
}

.si-calc-donut-legend {
  display: flex;
  justify-content: center;
  gap: 1.25rem;
  margin-top: 0.75rem;
  flex-wrap: wrap;
}

.si-calc-donut-legend-item {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-family: var(--si-font-body);
  font-size: 0.75rem;
  color: var(--si-muted-foreground);
}

.si-calc-donut-legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* --- Gauge SVG (rendement) --- */
.si-calc-gauges {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin: 1.5rem 0;
}

.si-calc-gauge {
  text-align: center;
}

.si-calc-gauge-svg {
  width: 100px;
  height: 100px;
}

.si-calc-gauge-bg {
  fill: none;
  stroke: rgba(0,0,0,0.06);
  stroke-width: 8;
}

.si-calc-gauge-fill {
  fill: none;
  stroke-width: 8;
  stroke-linecap: round;
  transition: stroke-dashoffset 1s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  transform: rotate(-90deg);
  transform-origin: 50% 50%;
}

.si-calc-gauge-value {
  font-family: var(--si-font-heading);
  font-weight: 700;
  font-size: 1.125rem;
  fill: var(--si-foreground);
}

.si-calc-gauge-label {
  font-family: var(--si-font-body);
  font-size: 0.6875rem;
  color: var(--si-muted-foreground);
  margin-top: 0.375rem;
}

/* --- Comparison block (rendement) --- */
.si-calc-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.si-calc-compare-card {
  background: rgba(255,255,255,0.4);
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: var(--si-radius);
  padding: 1rem;
  text-align: center;
}

.si-calc-compare-card.recommended {
  border-color: rgba(59,130,246,0.3);
  background: rgba(59,130,246,0.06);
}

.si-calc-compare-title {
  font-family: var(--si-font-body);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--si-muted-foreground);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.5rem;
}

.si-calc-compare-value {
  font-family: var(--si-font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--si-foreground);
}

.si-calc-compare-card.recommended .si-calc-compare-value {
  color: var(--si-accent);
}

/* --- Calculator header --- */
.si-calc-header {
  text-align: center;
  margin-bottom: 2rem;
}

.si-calc-header h1 {
  font-family: var(--si-font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--si-foreground);
  margin: 0.75rem 0 0.5rem;
}

.si-calc-header p {
  font-family: var(--si-font-body);
  font-size: 1rem;
  color: var(--si-muted-foreground);
  max-width: 36rem;
  margin: 0 auto;
  line-height: 1.6;
}

/* --- Form section divider --- */
.si-calc-divider {
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(0,0,0,0.06), transparent);
  margin: 1.25rem 0;
}

/* --- Calculator inside page content: neutralize inner .si-container padding --- */
.si-page-content .si-calc-page .si-container {
  padding-left: 0;
  padding-right: 0;
  max-width: 100%;
}

/* On desktop, let calculator break out of narrow 48rem page container */
@media (min-width: 768px) {
  .si-page-content .si-calc-page {
    width: calc(100% + 4rem);
    margin-left: -2rem;
    margin-right: -2rem;
    max-width: 960px;
  }
}

@media (min-width: 1024px) {
  .si-page-content .si-calc-page {
    width: calc(100% + 8rem);
    margin-left: -4rem;
    margin-right: -4rem;
    max-width: 960px;
  }
}

/* --- Table overflow wrapper for mobile --- */
.si-calc-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-top: 1.5rem;
}

.si-calc-table-wrap .si-calc-table {
  margin-top: 0;
  min-width: 420px;
}

/* --- Responsive --- */
@media (max-width: 767px) {
  .si-calc-page {
    padding: 0.75rem 0.75rem 3rem;
  }
  .si-calc-container {
    padding: 1.25rem 1rem;
    border-radius: 1rem;
  }
  .si-calc-header h1 {
    font-size: 1.375rem;
  }
  .si-calc-result-value {
    font-size: 1.75rem;
  }
  .si-calc-results {
    padding: 1.25rem;
  }
  .si-calc-hub-card {
    padding: 1.25rem;
  }
  .si-calc-donut-svg {
    width: 150px;
    height: 150px;
  }
  .si-calc-gauges {
    gap: 1rem;
  }
  .si-calc-gauge-svg {
    width: 80px;
    height: 80px;
  }
  .si-calc-table th,
  .si-calc-table td {
    padding: 0.5rem;
    font-size: 0.75rem;
  }
  /* Fix iOS auto-zoom on input focus (requires >= 16px) */
  .si-calc-input,
  .si-calc-select {
    font-size: 1rem;
  }
  /* Slider: stack label + value vertically, value big and visible */
  .si-calc-slider-header {
    display: block;
  }
  .si-calc-slider-header .si-calc-label {
    display: block;
    margin-bottom: 0.125rem;
  }
  .si-calc-slider-value {
    display: block;
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
  }
}

/* --- Reduced motion --- */
@media (prefers-reduced-motion: reduce) {
  .si-calc-results {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .si-calc-result-pop {
    animation: none;
    transform: none;
    opacity: 1;
  }
  .si-calc-result-glow {
    animation: none;
  }
  .si-calc-stagger {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .si-calc-donut-segment {
    transition: none;
  }
  .si-calc-gauge-fill {
    transition: none;
  }
  .si-calc-hub-card {
    transition: none;
  }
  .si-calc-toggle-btn {
    transition: none;
  }
  .si-calc-btn {
    transition: none;
  }
  .si-calc-range::-webkit-slider-thumb {
    transition: none;
  }
}

/* =============================================
   ENRICHMENT SECTIONS (Tips, FAQ, CTA, etc.)
   ============================================= */

/* --- Section heading --- */
.si-enrich-heading {
  font-family: var(--si-font-heading);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--si-foreground);
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

/* --- Tips grid --- */
.si-tips-section {
  margin-top: 3rem;
}

.si-tips-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 768px) {
  .si-tips-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
  }
}

.si-tip-card {
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--si-border);
  border-radius: 1rem;
  padding: 1.25rem;
  display: flex;
  gap: 0.875rem;
  align-items: flex-start;
}

.si-tip-icon {
  font-size: 1.5rem;
  line-height: 1;
  flex-shrink: 0;
}

.si-tip-content {
  min-width: 0;
}

.si-tip-title {
  font-family: var(--si-font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--si-foreground);
  margin-bottom: 0.375rem;
}

.si-tip-text {
  font-family: var(--si-font-body);
  font-size: 0.8125rem;
  color: var(--si-muted-foreground);
  line-height: 1.6;
}

/* --- Info box ("Le saviez-vous") --- */
.si-info-box {
  margin-top: 2rem;
  background: rgba(59,130,246,0.04);
  border: 1px solid rgba(59,130,246,0.12);
  border-radius: 1rem;
  padding: 1.25rem 1.5rem;
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}

.si-info-box-icon {
  font-size: 1.25rem;
  line-height: 1;
  flex-shrink: 0;
}

.si-info-box-label {
  font-family: var(--si-font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--si-accent);
  margin-bottom: 0.375rem;
}

.si-info-box-text {
  font-family: var(--si-font-body);
  font-size: 0.875rem;
  color: var(--si-muted-foreground);
  line-height: 1.65;
}

/* --- Insight box (rendement dynamic) --- */
.si-insight-box {
  margin-top: 2rem;
  border-radius: 1rem;
  padding: 1.25rem 1.5rem;
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  transition: background 0.3s ease, border-color 0.3s ease;
}

.si-insight-box-icon {
  font-size: 1.25rem;
  line-height: 1;
  flex-shrink: 0;
}

.si-insight-box-text {
  font-family: var(--si-font-body);
  font-size: 0.875rem;
  line-height: 1.65;
}

.si-insight-box-title {
  font-family: var(--si-font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 0.375rem;
}

.si-insight-low {
  background: rgba(220,38,38,0.04);
  border: 1px solid rgba(220,38,38,0.15);
}
.si-insight-low .si-insight-box-title { color: #DC2626; }
.si-insight-low .si-insight-box-text { color: var(--si-muted-foreground); }

.si-insight-moderate {
  background: rgba(245,158,11,0.04);
  border: 1px solid rgba(245,158,11,0.15);
}
.si-insight-moderate .si-insight-box-title { color: #D97706; }
.si-insight-moderate .si-insight-box-text { color: var(--si-muted-foreground); }

.si-insight-good {
  background: rgba(22,163,74,0.04);
  border: 1px solid rgba(22,163,74,0.15);
}
.si-insight-good .si-insight-box-title { color: #16A34A; }
.si-insight-good .si-insight-box-text { color: var(--si-muted-foreground); }

.si-insight-high {
  background: rgba(139,92,246,0.04);
  border: 1px solid rgba(139,92,246,0.15);
}
.si-insight-high .si-insight-box-title { color: #7C3AED; }
.si-insight-high .si-insight-box-text { color: var(--si-muted-foreground); }

/* --- FAQ accordion --- */
.si-faq-section {
  margin-top: 3rem;
}

.si-faq-item {
  border-bottom: 1px solid var(--si-border);
}

.si-faq-item:first-child {
  border-top: 1px solid var(--si-border);
}

.si-faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 1rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-family: var(--si-font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--si-foreground);
  user-select: none;
}

.si-faq-item summary::-webkit-details-marker {
  display: none;
}

.si-faq-item summary::after {
  content: '+';
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--si-muted-foreground);
  flex-shrink: 0;
  transition: transform 0.25s ease;
}

.si-faq-item[open] summary::after {
  content: '-';
}

.si-faq-answer {
  font-family: var(--si-font-body);
  font-size: 0.875rem;
  color: var(--si-muted-foreground);
  line-height: 1.7;
  padding-bottom: 1rem;
}

/* --- CTA banner --- */
.si-cta-banner {
  margin-top: 3rem;
  background: linear-gradient(135deg, rgba(59,130,246,0.08) 0%, rgba(139,92,246,0.06) 100%);
  border: 1px solid rgba(59,130,246,0.15);
  border-radius: 1.25rem;
  padding: 2rem;
  text-align: center;
}

.si-cta-banner-text {
  font-family: var(--si-font-body);
  font-size: 0.9375rem;
  color: var(--si-muted-foreground);
  line-height: 1.65;
  max-width: 36rem;
  margin: 0 auto 1.25rem;
}

.si-cta-banner .si-calc-btn {
  max-width: 20rem;
  margin: 0 auto;
  text-decoration: none;
  display: inline-flex;
}

/* --- Cross-links --- */
.si-crosslinks {
  margin-top: 3rem;
}

.si-crosslinks-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.875rem;
}

@media (min-width: 768px) {
  .si-crosslinks-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }
}

.si-crosslink-card {
  display: block;
  text-decoration: none;
  color: inherit;
  background: rgba(255,255,255,0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--si-border);
  border-radius: var(--si-radius);
  padding: 1.125rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

@media (hover: hover) {
  .si-crosslink-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(59,130,246,0.1);
  }
}

.si-crosslink-title {
  font-family: var(--si-font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--si-foreground);
  margin-bottom: 0.25rem;
}

.si-crosslink-desc {
  font-family: var(--si-font-body);
  font-size: 0.75rem;
  color: var(--si-muted-foreground);
  line-height: 1.5;
}

.si-page-content a.si-crosslink-card {
  text-decoration: none;
  color: inherit;
}

/* --- Stepper (hub page) --- */
.si-stepper {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  margin-top: 3rem;
  position: relative;
}

.si-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  flex: 1;
  position: relative;
  padding: 0 0.5rem;
}

.si-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 1.125rem;
  left: calc(50% + 1.25rem);
  width: calc(100% - 2.5rem);
  height: 2px;
  background: var(--si-border);
}

.si-step-number {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  background: var(--si-accent);
  color: #fff;
  font-family: var(--si-font-heading);
  font-size: 0.875rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.625rem;
  position: relative;
  z-index: 1;
  box-shadow: 0 2px 8px rgba(59,130,246,0.25);
}

.si-step-title {
  font-family: var(--si-font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--si-foreground);
  margin-bottom: 0.25rem;
}

.si-step-desc {
  font-family: var(--si-font-body);
  font-size: 0.6875rem;
  color: var(--si-muted-foreground);
  line-height: 1.4;
}

@media (max-width: 767px) {
  .si-stepper {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
  }
  .si-step {
    flex-direction: row;
    text-align: left;
    gap: 0.875rem;
    padding: 0.75rem 0;
  }
  .si-step:not(:last-child)::after {
    top: 2.75rem;
    left: 1.0625rem;
    width: 2px;
    height: calc(100% - 1rem);
  }
  .si-step-number {
    margin-bottom: 0;
    flex-shrink: 0;
  }
}

/* --- Responsive enrichment --- */
@media (max-width: 767px) {
  .si-enrich-heading {
    font-size: 1.125rem;
  }
  .si-tip-card {
    padding: 1rem;
  }
  .si-info-box,
  .si-insight-box {
    padding: 1rem;
  }
  .si-cta-banner {
    padding: 1.5rem 1rem;
  }
  .si-faq-item summary {
    font-size: 0.875rem;
  }
}

/* --- Reduced motion for enrichment --- */
@media (prefers-reduced-motion: reduce) {
  .si-crosslink-card,
  .si-tip-card {
    transition: none;
  }
}

/* Mobile text toggle */
.si-show-mobile { display: none; }
.si-hide-mobile { display: inline; }
@media (max-width: 640px) {
  .si-show-mobile { display: inline; }
  .si-hide-mobile { display: none; }
}