/* ============================================
   IRD Reading Programs - Shared Stylesheet
   Canonical Design System Tokens
   ============================================ */

:root {
  /* Colors */
  --accent-navy: #1b3a5c;
  --accent-green: #1b6b3a;
  --accent-green-hover: #155730;
  --accent-blue: #2b6cb0;
  --accent-blue-light: #63b3ed;
  --accent-amber: #d97706;
  --accent-red: #e53e3e;
  --accent-purple: #7c3aed;
  --dark-bg: #0f1f33;
  --dark-card: #1a2d45;
  --footer-bg: #0a1628;

  /* Neutrals */
  --white: #ffffff;
  --off-white: #f7f8fa;
  --bg-secondary: #f7f8fa;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-500: #6b7280;
  --gray-700: #374151;
  --gray-900: #111827;

  /* Typography — Inter only, no Playfair */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --h1-size: clamp(1.75rem, 5vw, 3rem);
  --h2-size: clamp(1.5rem, 4vw, 2.25rem);
  --h3-size: clamp(1.125rem, 2.5vw, 1.375rem);
  --body-size: 1rem;
  --small-size: 0.875rem;
  --eyebrow-size: 0.8rem;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;

  /* Layout */
  --radius: 8px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 100px;
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 4px 16px rgba(0,0,0,0.04);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.22), 0 2px 8px rgba(0,0,0,0.1);
  --shadow-card: 0 1px 3px rgba(0,0,0,0.08), 0 4px 16px rgba(0,0,0,0.04);
  --shadow-glow: 0 4px 24px rgba(27,58,92,0.1);
  --max-width: 1200px;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }

body {
  font-family: var(--font-primary);
  font-size: var(--body-size);
  font-weight: 400;
  line-height: 1.6;
  color: var(--gray-900);
  background-color: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }

a {
  color: var(--accent-blue);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--accent-green);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: var(--h1-size);
}

h2 {
  font-size: var(--h2-size);
  color: var(--accent-navy);
}

h3 {
  font-size: var(--h3-size);
  color: var(--accent-navy);
}

h4 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--accent-navy);
}

.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;
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--gray-500);
  line-height: 1.8;
}

strong {
  font-weight: 600;
  color: var(--gray-900);
}

/* ============================================
   NAVIGATION
   ============================================ */

nav.header-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--white);
  border-bottom: 1px solid var(--gray-200);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-lg) var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: 700;
  color: var(--accent-navy);
  font-size: 1.1rem;
}

.nav-brand-icon {
  width: 40px;
  height: 40px;
  background-color: var(--accent-navy);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  font-weight: 900;
  font-size: 0.9rem;
}

.nav-links {
  display: flex;
  gap: var(--spacing-lg);
  list-style: none;
  align-items: center;
}

.nav-links a {
  color: var(--gray-900);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: var(--accent-green);
}

.nav-cta {
  background: var(--accent-green);
  color: var(--white) !important;
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.875rem;
  white-space: nowrap;
  transition: background 0.2s ease;
}

.nav-cta:hover {
  background: var(--accent-green-hover);
  color: var(--white) !important;
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
  background: linear-gradient(160deg, var(--dark-bg), var(--dark-card));
  color: var(--white);
  padding: var(--spacing-2xl) var(--spacing-md);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(60, 179, 113, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: var(--spacing-sm);
}

.hero h1 {
  color: var(--white);
  margin-bottom: var(--spacing-md);
  font-size: 3rem;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 0;
  font-weight: 300;
}

/* ============================================
   SECTION STYLES
   ============================================ */

section {
  padding: var(--spacing-2xl) var(--spacing-md);
}

.section-container {
  max-width: 1200px;
  margin: 0 auto;
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.section-title h2 {
  margin-bottom: var(--spacing-md);
}

/* ============================================
   CARDS & COMPONENTS
   ============================================ */

.card {
  background-color: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
}

.card h3 {
  margin-top: 0;
  color: var(--accent-navy);
}

.card p {
  margin-bottom: var(--spacing-md);
}

.card p:last-child {
  margin-bottom: 0;
}

/* ============================================
   BUTTONS & CTAs
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-family);
  font-weight: 700;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s ease;
  gap: 8px;
  padding: 16px 32px;
  border-radius: var(--radius-sm);
  font-size: 1rem;
}

.btn-primary {
  background: var(--accent-green);
  color: #ffffff !important;
}

.btn-primary:hover {
  background: var(--accent-green-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(27,107,58,0.3);
}

a.btn-primary,
a.btn-primary:link,
a.btn-primary:visited,
a.btn-nav,
a.btn-nav:link,
a.btn-nav:visited {
  color: #ffffff !important;
}

.btn-secondary {
  background-color: var(--bg-secondary);
  color: var(--accent-navy);
  border: 2px solid var(--accent-navy);
}

.btn-secondary:hover {
  background-color: var(--accent-navy);
  color: var(--white);
}

.btn-block {
  display: block;
  width: 100%;
}

.cta-banner {
  background: linear-gradient(160deg, var(--dark-bg), var(--dark-card));
  color: var(--white);
  padding: var(--spacing-2xl) var(--spacing-md);
  text-align: center;
  margin: 0;
}

.cta-banner h2 {
  color: var(--white);
  margin-bottom: var(--spacing-lg);
}

/* ============================================
   PRICING
   ============================================ */

.pricing-card {
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--white) 100%);
  border: 2px solid var(--accent-green);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  text-align: center;
  max-width: 500px;
  margin: 0 auto var(--spacing-2xl);
}

.pricing-original {
  font-size: 1.5rem;
  color: var(--gray-500);
  text-decoration: line-through;
  margin-bottom: var(--spacing-sm);
}

.pricing-amount {
  font-size: 3rem;
  font-weight: 900;
  color: var(--accent-green);
  margin-bottom: var(--spacing-sm);
}

.pricing-label {
  font-size: 0.95rem;
  color: var(--gray-500);
  margin-bottom: var(--spacing-lg);
}

.pricing-features {
  list-style: none;
  margin: var(--spacing-lg) 0;
  text-align: left;
}

.pricing-features li {
  padding: var(--spacing-xs) 0;
  color: var(--gray-900);
  font-size: 0.95rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.pricing-features li:last-child {
  border-bottom: none;
}

.pricing-features li::before {
  content: '✓ ';
  color: var(--accent-green);
  font-weight: bold;
  margin-right: var(--spacing-xs);
}

.pricing-bonus {
  background-color: rgba(60, 179, 113, 0.1);
  border-left: 4px solid var(--accent-green);
  padding: var(--spacing-md);
  margin: var(--spacing-lg) 0;
  border-radius: 4px;
  font-size: 0.9rem;
  color: var(--gray-900);
}

/* ============================================
   STEPS / PROCESS
   ============================================ */

.steps {
  max-width: 800px;
  margin: 0 auto var(--spacing-2xl);
}

.about-steps .step {
  display: flex;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--gray-200);
}

.about-steps .step:last-child {
  border-bottom: none;
}

.step-number {
  flex-shrink: 0;
  min-width: 64px;
  width: 64px;
  height: 64px;
  background-color: var(--accent-green);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.7rem;
  text-align: center;
  line-height: 1.2;
  padding: 4px;
}

.step-content h3 {
  margin-top: 0;
  margin-bottom: var(--spacing-sm);
}

/* ============================================
   COLUMNS
   ============================================ */

.two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.three-column {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

@media (max-width: 768px) {
  .two-column {
    grid-template-columns: 1fr;
  }

  .three-column {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .nav-links {
    gap: var(--spacing-md);
  }

  .nav-links a {
    font-size: 0.85rem;
  }
}

/* ============================================
   FOOTER
   ============================================ */

footer {
  background-color: var(--footer-bg);
  color: var(--white);
  padding: var(--spacing-2xl) var(--spacing-md) var(--spacing-lg);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
}

.footer-column h4 {
  color: var(--white);
  margin-bottom: var(--spacing-md);
  font-size: 1rem;
}

.footer-column p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-md);
}

.footer-column ul {
  list-style: none;
}

.footer-column ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-column a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
}

.footer-column a:hover {
  color: var(--accent-green);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.footer-copyright {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
}

.footer-email {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
}

.footer-email a {
  color: var(--accent-green);
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ============================================
   FAQ SECTION
   ============================================ */

.faq-item {
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--gray-200);
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-question {
  font-weight: 600;
  color: var(--accent-navy);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.faq-question::before {
  content: '+';
  font-size: 1.5rem;
  min-width: 24px;
}

.faq-answer {
  color: var(--gray-500);
  line-height: 1.8;
}

/* ============================================
   UTILITIES
   ============================================ */

.text-center {
  text-align: center;
}

.text-white {
  color: var(--white);
}

.text-muted {
  color: var(--gray-500);
}

.bg-light {
  background-color: var(--bg-secondary);
}

.bg-navy {
  background-color: var(--accent-navy);
}

.bg-navy h2,
.bg-navy h3,
.bg-navy h4 {
  color: var(--white);
}

.mt-lg {
  margin-top: var(--spacing-lg);
}

.mb-lg {
  margin-bottom: var(--spacing-lg);
}

.py-lg {
  padding-top: var(--spacing-lg);
  padding-bottom: var(--spacing-lg);
}

.max-width {
  max-width: 1200px;
  margin: 0 auto;
}

.highlight {
  background-color: rgba(60, 179, 113, 0.15);
  padding: var(--spacing-md);
  border-radius: var(--radius);
  border-left: 4px solid var(--accent-green);
}

/* ============================================
   ARTICLE STYLES
   ============================================ */

.article-card {
  display: block;
  background-color: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  text-decoration: none;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.article-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.article-card h3 {
  color: var(--accent-navy);
  margin-bottom: var(--spacing-sm);
  font-size: 1.25rem;
}

.article-card p {
  color: var(--gray-500);
  margin-bottom: 0;
  font-size: 0.95rem;
}

.tag {
  display: inline-block;
  background-color: rgba(60, 179, 113, 0.12);
  color: var(--accent-green-hover);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.breadcrumb {
  padding: var(--spacing-sm) 0;
  font-size: 0.85rem;
  color: var(--gray-500);
  max-width: 1200px;
  margin: 0 auto;
  padding-left: var(--spacing-md);
}

.breadcrumb a {
  color: var(--gray-500);
}

.breadcrumb a:hover {
  color: var(--accent-green);
}

.breadcrumb span {
  margin: 0 6px;
}

.article-body {
  max-width: 760px;
  margin: 0 auto;
  padding: var(--spacing-2xl) var(--spacing-md);
}

.article-body p {
  font-size: 1.05rem;
  line-height: 1.9;
  margin-bottom: var(--spacing-lg);
}

.article-body h2 {
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-md);
  font-size: 1.75rem;
}

.article-body h3 {
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-sm);
}

.article-meta {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
}

.callout-box {
  background-color: rgba(60, 179, 113, 0.1);
  border-left: 4px solid var(--accent-green);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
}

.callout-box h4 {
  margin-bottom: var(--spacing-sm);
}

/* ============================================
   TEAM PAGE STYLES
   ============================================ */

.team-member {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
  margin-bottom: var(--spacing-2xl);
  padding-bottom: var(--spacing-2xl);
  border-bottom: 1px solid var(--gray-200);
}

.team-member:last-child {
  border-bottom: none;
}

.team-member.reverse {
  direction: rtl;
}

.team-member.reverse > * {
  direction: ltr;
}

.team-photo-placeholder {
  border-radius: var(--radius);
  height: 350px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 4rem;
  font-weight: 800;
}

.team-role {
  font-size: 1.05rem;
  color: var(--gray-500);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

@media (max-width: 768px) {
  .team-member {
    grid-template-columns: 1fr;
  }

  .team-member.reverse {
    direction: ltr;
  }

  .team-photo-placeholder {
    height: 200px;
    font-size: 3rem;
  }
}

/* ============================================
   FORM STYLES
   ============================================ */

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--gray-900);
  font-size: 0.95rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  font-family: var(--font-primary);
  font-size: 1rem;
  color: var(--gray-900);
  transition: border-color 0.3s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-green);
  box-shadow: 0 0 0 3px rgba(60, 179, 113, 0.15);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

/* ============================================
   STAT BLOCKS
   ============================================ */

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--spacing-lg);
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.stat-block {
  background-color: var(--white);
  padding: var(--spacing-lg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--accent-green);
  line-height: 1;
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--gray-500);
}

/* ============================================
   NAV LOGO IMAGE
   ============================================ */

.nav-brand img {
  height: 36px;
  width: auto;
}

/* ============================================
   REVIEW CARD
   ============================================ */

.review-card {
  background-color: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
}

.review-stars {
  color: #f5a623;
  font-size: 1.2rem;
  margin-bottom: var(--spacing-sm);
}

.review-text {
  font-style: italic;
  color: var(--gray-900);
  line-height: 1.8;
  margin-bottom: var(--spacing-md);
}

.review-author {
  font-weight: 600;
  color: var(--accent-navy);
  font-size: 0.9rem;
}

.review-program {
  color: var(--gray-500);
  font-size: 0.85rem;
}

/* ============================================
   CONTAINER
   ============================================ */

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================
   SITE NAV (unified navigation)
   ============================================ */

.site-nav {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  padding: 16px 0;
  position: sticky;
  top: 0;
  z-index: 100;
}
.site-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.site-nav__logo { height: 40px; display: flex; align-items: center; }
.site-nav__links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-nav__links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-700);
  text-decoration: none;
}
.site-nav__links a:hover { color: var(--accent-navy); }
.btn-nav {
  background: var(--accent-green);
  color: #fff !important;
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.875rem;
  text-decoration: none;
  white-space: nowrap;
}
.btn-nav:hover { background: #166534; }
.site-nav--minimal .site-nav__inner { justify-content: center; }

/* Hamburger button — hidden on desktop */
.site-nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  min-width: 36px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  flex-shrink: 0;
}
.site-nav__hamburger span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: #374151;
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* Mobile nav */
@media (max-width: 768px) {
  .site-nav__links { display: none; }
  .site-nav .btn-nav { display: none; }
  .site-nav__hamburger { display: flex !important; }

  .site-nav.nav-open .site-nav__links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    padding: 16px 24px;
    gap: 0;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  }
  .site-nav.nav-open .site-nav__links li {
    border-bottom: 1px solid var(--gray-100);
  }
  .site-nav.nav-open .site-nav__links li:last-child { border-bottom: none; }
  .site-nav.nav-open .site-nav__links a {
    display: block;
    padding: 12px 0;
    font-size: 1rem;
  }
  .site-nav.nav-open .btn-nav {
    display: block;
    text-align: center;
    margin-top: 12px;
  }

  /* Hamburger X animation */
  .site-nav.nav-open .site-nav__hamburger span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  .site-nav.nav-open .site-nav__hamburger span:nth-child(2) {
    opacity: 0;
  }
  .site-nav.nav-open .site-nav__hamburger span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
}