/* ============================================
   HDI.VISION - Design System
   Modern digital wellbeing platform
   ============================================ */

/* ============================================
   1. CSS CUSTOM PROPERTIES (Design Tokens)
   ============================================ */
:root {
  /* Colors - Primary Palette */
  --color-primary-dark: #002231;
  --color-primary-accent: #0891b2;
  --color-light-accent: #ECFEFF;
  --color-text-light: #f5f5f5;
  --color-text-muted: #94a3b8;
  --color-cta-button: #06b6d4;
  --color-warning: #f59e0b;
  --color-bg-start: #001219;
  --color-bg-end: #002231;

  /* Amber palette (warm accent) */
  --color-amber: #f59e0b;
  --color-amber-light: #fbbf24;
  --color-amber-dark: #d97706;
  --color-amber-bg: rgba(245, 158, 11, 0.08);
  --color-amber-border: rgba(245, 158, 11, 0.3);
  
  /* Semantic Colors */
  --color-success: #10b981;
  --color-error: #ef4444;
  --color-white: #ffffff;
  --color-black: #000000;
  
  /* Typography */
  --font-family-base: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
  --font-size-xs: 0.75rem;      /* 13.5px */
  --font-size-sm: 0.875rem;     /* 15.75px */
  --font-size-base: 1rem;       /* 18px */
  --font-size-lg: 1.222rem;     /* 22px */
  --font-size-xl: 1.444rem;     /* 26px */
  --font-size-2xl: 1.667rem;    /* 30px */
  --font-size-3xl: 2rem;        /* 36px */
  --font-size-4xl: 2.5rem;      /* 45px */
  --font-size-5xl: 3.333rem;    /* 60px */
  --font-size-6xl: 4.444rem;    /* 80px */
  
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  
  /* Spacing Scale */
  --space-xs: 0.25rem;    /* 4px */
  --space-sm: 0.5rem;     /* 8px */
  --space-md: 1rem;       /* 16px */
  --space-lg: 1.5rem;     /* 24px */
  --space-xl: 2rem;       /* 32px */
  --space-2xl: 3rem;      /* 48px */
  --space-3xl: 4rem;      /* 64px */
  --space-4xl: 6rem;      /* 96px */
  --space-5xl: 8rem;      /* 128px */
  
  /* Layout */
  --container-max-width: 1280px;
  --container-padding: var(--space-lg);
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;
  --border-radius-xl: 16px;
  --border-radius-full: 9999px;

  /* Shorthand aliases used throughout pages */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 20px rgba(8, 145, 178, 0.3);
}

/* ============================================
   2. RESET & BASE STYLES
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 18px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-normal);
  color: var(--color-text-light);
  background: linear-gradient(180deg, var(--color-bg-start) 0%, var(--color-bg-end) 100%);
  background-attachment: fixed;
  min-height: 100vh;
  overflow-x: hidden;
}

html {
  overflow-x: hidden;
}

/* ============================================
   3. TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-lg);
  color: var(--color-text-light);
}

h1 {
  font-size: var(--font-size-6xl);
  letter-spacing: -0.03em;
  line-height: 1.05;
}

h2 {
  font-size: var(--font-size-5xl);
  letter-spacing: -0.02em;
  line-height: 1.1;
}

h3 {
  font-size: var(--font-size-3xl);
  letter-spacing: -0.01em;
}

h4 {
  font-size: var(--font-size-2xl);
}

h5 {
  font-size: var(--font-size-xl);
}

h6 {
  font-size: var(--font-size-lg);
}

p {
  margin-bottom: var(--space-md);
  max-width: 65ch;
}

.text-center p {
  margin-left: auto;
  margin-right: auto;
}

a {
  color: var(--color-primary-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-cta-button);
}

a:focus-visible {
  outline: 2px solid var(--color-primary-accent);
  outline-offset: 2px;
  border-radius: var(--border-radius-sm);
}

strong, b {
  font-weight: var(--font-weight-bold);
}

em, i {
  font-style: italic;
}

/* ============================================
   4. LAYOUT UTILITIES
   ============================================ */
.container {
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.section {
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-4xl);
}

.section--hero {
  padding-top: var(--space-5xl);
  padding-bottom: var(--space-5xl);
  min-height: 90vh;
  display: flex;
  align-items: center;
}

/* Flexbox Utilities */
.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

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

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }
.gap-2xl { gap: var(--space-2xl); }

/* Grid Utilities */
.grid {
  display: grid;
}

.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

/* ============================================
   5. COMPONENTS
   ============================================ */

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(0, 34, 49, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(8, 145, 178, 0.2);
  transition: background var(--transition-base);
}

.header__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-lg);
  padding-bottom: var(--space-lg);
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.header__logo img {
  height: 44px;
  width: auto;
}

.header__logo-text {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary-accent);
  letter-spacing: 0.04em;
  line-height: 1;
}

/* Navigation */
.nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  list-style: none;
}

.nav__cta-group {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  margin-left: var(--space-2xl);
}

.nav__link {
  color: var(--color-text-light);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-base);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--border-radius-md);
  transition: all var(--transition-fast);
}

.nav__link:hover {
  color: var(--color-primary-accent);
  background: rgba(8, 145, 178, 0.1);
}

.nav__link--active {
  color: var(--color-primary-accent);
  background: rgba(8, 145, 178, 0.15);
}

.nav__link--amber {
  color: var(--color-amber);
  background: var(--color-amber-bg);
  border: 1px solid var(--color-amber-border);
}

.nav__link--amber:hover {
  color: var(--color-amber);
  background: rgba(245, 158, 11, 0.18);
}

.nav__link--amber.nav__link--active {
  color: var(--color-amber);
  background: rgba(245, 158, 11, 0.18);
}

/* Mobile Menu Toggle */
.nav__toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-text-light);
  font-size: var(--font-size-2xl);
  cursor: pointer;
  padding: var(--space-sm);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md) var(--space-xl);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--border-radius-lg);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  line-height: 1;
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-cta-button);
  color: var(--color-white);
  border-color: var(--color-cta-button);
  box-shadow: var(--shadow-glow);
}

.btn--primary:hover {
  background: var(--color-primary-accent);
  border-color: var(--color-primary-accent);
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(8, 145, 178, 0.5);
}

.btn--secondary {
  background: transparent;
  color: var(--color-primary-accent);
  border-color: var(--color-primary-accent);
}

.btn--secondary:hover {
  background: rgba(8, 145, 178, 0.1);
  transform: translateY(-2px);
}

.btn--large {
  padding: var(--space-lg) var(--space-2xl);
  font-size: var(--font-size-lg);
}

/* Cards */
.card {
  background: rgba(0, 34, 49, 0.6);
  border: 1px solid rgba(8, 145, 178, 0.3);
  border-radius: var(--border-radius-xl);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
}

.card:hover {
  border-color: var(--color-primary-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.card__icon {
  width: 64px;
  height: 64px;
  margin-bottom: var(--space-lg);
  color: var(--color-primary-accent);
}

.card__title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-md);
}

.card__description {
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
}

/* Footer */
.footer {
  background: rgba(0, 18, 25, 0.8);
  border-top: 1px solid rgba(8, 145, 178, 0.2);
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-xl);
  margin-top: var(--space-5xl);
}

.footer__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer__section-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-md);
  color: var(--color-primary-accent);
}

.footer__links {
  list-style: none;
}

.footer__link {
  display: block;
  padding: var(--space-sm) 0;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--color-text-light);
  padding-left: var(--space-sm);
}

.footer__bottom {
  text-align: center;
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(8, 145, 178, 0.1);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.footer__bottom p {
  margin-left: auto;
  margin-right: auto;
}

/* ============================================
   6. RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 768px) {
  :root {
    --font-size-6xl: 2.667rem; /* ~48px on mobile */
    --font-size-5xl: 2.111rem; /* ~38px on mobile */
    --font-size-4xl: 1.667rem; /* ~30px on mobile */
    --font-size-3xl: 1.333rem; /* ~24px on mobile */
    --space-4xl: 3rem;         /* Reduce section padding */
    --space-5xl: 4rem;
  }
  
  .nav__list {
    position: fixed;
    top: 73px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(0, 34, 49, 0.98);
    padding: var(--space-xl);
    gap: var(--space-md);
    border-top: 1px solid rgba(8, 145, 178, 0.2);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
  }
  
  .nav__list--open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav__toggle {
    display: block;
  }
  
  .grid-cols-2,
  .grid-cols-3 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
  }
  
  .section--hero {
    min-height: auto;
    padding-top: var(--space-4xl);
    padding-bottom: var(--space-4xl);
  }
  
  .btn--large {
    padding: var(--space-md) var(--space-xl);
    font-size: var(--font-size-base);
  }
  
  h1 { font-size: var(--font-size-4xl); }
  h2 { font-size: var(--font-size-3xl); }
  h3 { font-size: var(--font-size-2xl); }
}

@media (min-width: 769px) and (max-width: 1024px) {
  :root {
    --container-max-width: 960px;
  }
}

/* ============================================
   7. UTILITY CLASSES
   ============================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-muted { color: var(--color-text-muted); }
.text-accent { color: var(--color-primary-accent); }
.text-warning { color: var(--color-warning); }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.6s ease-out forwards;
}

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

/* Focus Styles */
*:focus-visible {
  outline: 2px solid var(--color-primary-accent);
  outline-offset: 2px;
}

/* ============================================
   8. PAGE-SPECIFIC COMPONENTS
   ============================================ */

/* Breadcrumb */
.breadcrumb__list {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  list-style: none;
  font-size: var(--font-size-sm);
}

.breadcrumb__item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text-muted);
}

.breadcrumb__item::before {
  content: "/";
  color: var(--color-text-muted);
  opacity: 0.4;
}

.breadcrumb__item:first-child::before {
  display: none;
}

.breadcrumb__link {
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.breadcrumb__link:hover {
  color: var(--color-primary-accent);
}

.breadcrumb__item--active {
  color: var(--color-primary-accent);
}

/* Hero Inner (for inner pages — smaller than homepage hero) */
.section--hero-inner {
  padding-top: calc(var(--space-2xl) + 80px);
  padding-bottom: var(--space-3xl);
}

.section--hero-inner .container {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.hero-inner__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.hero-inner__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.hero-inner__image img {
  border-radius: var(--radius-lg);
}

@media (max-width: 768px) {
  .hero-inner__grid {
    grid-template-columns: 1fr;
  }
  .hero-inner__image {
    display: none;
  }
}

/* Definition Nugget */
.definition-nugget {
  background: rgba(8, 145, 178, 0.08);
  border-left: 3px solid var(--color-primary-accent);
  border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
  padding: var(--space-xl) var(--space-2xl);
}

.definition-nugget p {
  color: var(--color-text-light);
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
  margin-bottom: 0;
  max-width: none;
}

/* Stat Number (large display stat) */
.stat-number {
  font-size: var(--font-size-5xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary-accent);
  line-height: 1;
  margin-bottom: var(--space-md);
}

/* SVG Icon utility */
.icon {
  display: block;
  flex-shrink: 0;
}

/* Dimension Cards (image + content) */
.dimension-card {
  background: rgba(0, 34, 49, 0.6);
  border: 1px solid rgba(8, 145, 178, 0.3);
  border-radius: var(--border-radius-xl);
  overflow: hidden;
  transition: all var(--transition-base);
}

.dimension-card:hover {
  border-color: var(--color-primary-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.dimension-card__image {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.dimension-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.dimension-card:hover .dimension-card__image img {
  transform: scale(1.04);
}

.dimension-card__body {
  padding: var(--space-2xl);
}

.dimension-card__icon {
  width: 36px;
  height: 36px;
  color: var(--color-amber);
  margin-bottom: var(--space-md);
}

.dimension-card__number {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-amber);
  letter-spacing: 0.1em;
  margin-bottom: var(--space-xs);
}

.dimension-card__title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-md);
}

/* Checklist */
.checklist {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.checklist__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  color: var(--color-text-muted);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid rgba(8, 145, 178, 0.1);
  line-height: var(--line-height-normal);
}

.checklist__item::before {
  content: "◆";
  color: var(--color-amber);
  font-size: var(--font-size-xs);
  flex-shrink: 0;
  margin-top: 3px;
}

/* Model Cards (3S/3N/3O/3F/3A overview) */
.model-card {
  background: rgba(0, 34, 49, 0.5);
  border: 1px solid var(--color-amber-border);
  border-radius: var(--border-radius-xl);
  padding: var(--space-xl);
  transition: all var(--transition-base);
}

.model-card:hover {
  border-color: var(--color-amber);
  transform: translateY(-2px);
  background: var(--color-amber-bg);
}

.model-card__header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--space-md);
  gap: var(--space-sm);
}

.model-card__label {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-amber);
  letter-spacing: 0.03em;
  line-height: 1;
}

.model-card__layer {
  font-size: var(--font-size-xs);
  color: var(--color-amber-dark);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.model-card__title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-light);
  margin-bottom: var(--space-sm);
}

/* 3-column grid for 6 models (3×2) */
.models-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

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

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

/* CTA Visual (image + text side by side) */
.cta-visual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

@media (max-width: 768px) {
  .cta-visual {
    grid-template-columns: 1fr;
  }
  .cta-visual__image {
    display: none;
  }
}

/* FAQ Accordion */
.faq {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.faq__item {
  background: rgba(0, 34, 49, 0.5);
  border: 1px solid rgba(8, 145, 178, 0.2);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq__item:hover,
.faq__item.faq__item--open {
  border-color: rgba(8, 145, 178, 0.5);
}

.faq__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-xl);
  background: none;
  border: none;
  color: var(--color-text-light);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  font-family: var(--font-family-base);
  text-align: left;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.faq__question:hover {
  color: var(--color-primary-accent);
}

.faq__icon {
  color: var(--color-primary-accent);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-regular);
  flex-shrink: 0;
  transition: transform var(--transition-base);
  line-height: 1;
}

.faq__item--open .faq__icon {
  transform: rotate(45deg);
}

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq__answer--open {
  max-height: 500px;
}

.faq__answer p {
  padding: 0 var(--space-xl) var(--space-xl);
  margin-bottom: 0;
  max-width: none;
}

.faq__answer ol {
  padding-left: var(--space-3xl);
  padding-bottom: var(--space-xl);
}


/* ============================================
   BACK TO TOP BUTTON
   ============================================ */
.back-to-top {
  position: fixed;
  bottom: var(--space-2xl);
  right: var(--space-2xl);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary-accent);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease, background 0.2s ease;
  box-shadow: 0 4px 16px rgba(8, 145, 178, 0.35);
}
.back-to-top--visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover {
  background: var(--color-primary-dark-accent, #0891b2);
  box-shadow: 0 6px 20px rgba(8, 145, 178, 0.5);
}
.back-to-top svg {
  display: block;
  flex-shrink: 0;
}
@media (max-width: 480px) {
  .back-to-top {
    bottom: var(--space-lg);
    right: var(--space-lg);
    width: 40px;
    height: 40px;
  }
}