:root {
  --color-primary: #2c6e49;
  --color-forest: #3C5A40;
  --color-charcoal: #4A4A48;
  --color-secondary: #f4f1de;
  --color-sky: #E8F6F3;
  --color-sand: #F8F4EF;
  --color-mint: #DFF3E3;
  --color-blush: #F7D9D0;
  --color-lavender: #C7B3E2;
  --color-sunlight: #FFF2B2;
  --color-aqua: #A8E0E6;
  --font-primary: 'Poppins', sans-serif;
  --font-display: 'Nunito', sans-serif;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-soft: 0 4px 20px rgba(60, 90, 64, 0.08);
  --shadow-glow: 0 8px 32px rgba(255, 242, 178, 0.25);
  --transition-fast: 0.3s ease;
  --transition-slow: 0.5s ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-primary);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-charcoal);
  background-color: var(--color-sand);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a {
  color: var(--color-forest);
  text-decoration: none;
  transition: color var(--transition-fast), opacity var(--transition-fast);
}

a:hover,
a:focus {
  color: var(--color-primary);
  opacity: 0.9;
}

.header-wrap {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: transform var(--transition-slow);
}

.header-wrap.hidden {
  transform: translateY(-100%);
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  background: linear-gradient(135deg, var(--color-mint) 0%, var(--color-sky) 100%);
  box-shadow: var(--shadow-soft);
  border-bottom: 2px solid rgba(60, 90, 64, 0.15);
}

.site-logo-text {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-forest);
  margin: 0;
  text-decoration: none;
}

.site-logo-text:hover,
.site-logo-text:focus {
  color: var(--color-forest);
  text-decoration: none;
}

a.site-logo-text {
  display: inline-block;
}

.nav-desktop {
  display: none;
  flex-shrink: 0;
}

.nav-desktop .nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: nowrap;
  gap: var(--space-md);
  align-items: center;
  white-space: nowrap;
}

.nav-desktop .nav-link {
  font-weight: 500;
  color: var(--color-forest);
  padding: var(--space-md) var(--space-lg);
  display: inline-block;
}

.burger-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: transparent;
  border: 2px solid var(--color-forest);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.burger-btn:hover,
.burger-btn:focus {
  background: var(--color-sunlight);
  outline: 2px solid var(--color-forest);
  outline-offset: 2px;
}

.burger-btn[aria-expanded="true"] .burger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.burger-btn[aria-expanded="true"] .burger-line:nth-child(2) {
  opacity: 0;
}

.burger-btn[aria-expanded="true"] .burger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.burger-line {
  width: 100%;
  height: 2px;
  background: var(--color-forest);
  border-radius: 1px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: min(280px, 85vw);
  height: 100vh;
  background: linear-gradient(180deg, var(--color-sky) 0%, var(--color-mint) 100%);
  padding: var(--space-xl) var(--space-lg);
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  z-index: 999;
  box-shadow: -4px 0 24px rgba(0,0,0,0.08);
}

.mobile-menu.is-open {
  transform: translateX(0);
}

.mobile-menu .nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.mobile-menu .nav-link {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-forest);
  display: block;
  padding: var(--space-md) var(--space-xl);
}

.menu-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.2);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-fast), visibility var(--transition-fast);
  z-index: 998;
}

.menu-backdrop.is-visible {
  opacity: 1;
  visibility: visible;
}

main {
  flex: 1;
}

.hero-section {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-xl) var(--space-lg);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
}

.hero-bg-home {
  background-image: url('../images/creation_2437580099.webp');
}

.hero-bg-collections {
  background-image: url('../images/creation_2437581101.webp');
}

.hero-bg-eco {
  background-image: url('../images/creation_2437592159.webp');
}

.hero-bg-install {
  background-image: url('../images/creation_2437607849.webp');
}

.hero-bg-contact {
  background-image: url('../images/creation_2437610626.webp');
}

.hero-bg-thank {
  background-image: url('../images/creation_2437610671.webp');
}

.hero-bg-404 {
  background-image: url('../images/creation_2437611138.webp');
}

.hero-bg-privacy {
  background-image: url('../images/creation_2437611150.webp');
}

.hero-bg-terms {
  background-image: url('../images/creation_2437611158.webp');
}

.hero-bg-cookies {
  background-image: url('../images/creation_2437611167.webp');
}

.hero-bg-return {
  background-image: url('../images/creation_2437592165.webp');
}

.hero-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(232,246,243,0.85) 0%, rgba(223,243,227,0.8) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 640px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  font-weight: 700;
  color: var(--color-forest);
  margin: 0 0 var(--space-md);
  line-height: 1.2;
}

.hero-subtitle {
  font-size: clamp(0.95rem, 2.5vw, 1.1rem);
  color: var(--color-charcoal);
  margin: 0 0 var(--space-lg);
}

.hero-cta-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm) var(--space-lg);
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

.btn:hover,
.btn:focus {
  transform: scale(1.05);
  outline: 2px solid var(--color-forest);
  outline-offset: 2px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-forest) 0%, var(--color-primary) 100%);
  color: var(--color-sand);
  box-shadow: var(--shadow-soft);
}

.btn-primary:hover,
.btn-primary:focus {
  box-shadow: var(--shadow-glow);
}

.btn-secondary {
  background: var(--color-sunlight);
  color: var(--color-forest);
  border: 2px solid var(--color-forest);
}

.section {
  padding: var(--space-xl) var(--space-lg);
  max-width: 1200px;
  margin: 0 auto;
}

.section-bg-sky {
  background: var(--color-sky);
}

.section-bg-mint {
  background: var(--color-mint);
}

.feature-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-lg);
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.feature-strip-item {
  padding: var(--space-md);
}

.feature-strip-item .icon-wrap {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-sm);
  border-radius: 50%;
  background: var(--color-sunlight);
  color: var(--color-forest);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.feature-strip-item h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--color-forest);
  margin: 0 0 var(--space-xs);
}

.feature-strip-item p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-charcoal);
}

.cta-banner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-sky);
  box-shadow: var(--shadow-soft);
}

.cta-banner-image {
  aspect-ratio: 4/3;
  overflow: hidden;
}

.cta-banner-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta-banner-content {
  padding: var(--space-xl);
}

.cta-banner-content h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-forest);
  margin: 0 0 var(--space-md);
}

.cta-banner-content p {
  margin: 0 0 var(--space-md);
  color: var(--color-charcoal);
}

@media (max-width: 767px) {
  .cta-banner {
    grid-template-columns: 1fr;
  }
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  color: var(--color-forest);
  margin: 0 0 var(--space-md);
  text-align: center;
}

.section-intro {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-lg);
  color: var(--color-charcoal);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-lg);
}

.card {
  background: var(--color-sky);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-glow);
}

.card-image-wrap {
  aspect-ratio: 4/3;
  overflow: hidden;
}

.card-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-body {
  padding: var(--space-md);
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-forest);
  margin: 0 0 var(--space-sm);
}

.card-text {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-charcoal);
}

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

.split-section.reverse {
  direction: rtl;
}

.split-section.reverse > * {
  direction: ltr;
}

.split-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.split-image img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.split-content h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--color-forest);
  margin: 0 0 var(--space-md);
}

.split-content p {
  margin: 0 0 var(--space-md);
  color: var(--color-charcoal);
}

.icon-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.icon-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.icon-list .icon {
  flex-shrink: 0;
  color: var(--color-primary);
}

.carousel-wrap {
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--color-mint);
}

.carousel-track {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.carousel-track::-webkit-scrollbar {
  height: 8px;
}

.carousel-track::-webkit-scrollbar-thumb {
  background: var(--color-forest);
  border-radius: 4px;
}

.carousel-slide {
  flex: 0 0 min(280px, 85vw);
  scroll-snap-align: start;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: transform var(--transition-fast);
}

.carousel-slide:hover {
  transform: scale(1.02);
}

.carousel-slide img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.newsletter-section {
  background: linear-gradient(135deg, var(--color-blush) 0%, var(--color-lavender) 50%);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
  text-align: center;
}

.newsletter-section .section-title {
  color: var(--color-forest);
}

.newsletter-form {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
  max-width: 480px;
  margin: 0 auto;
}

.newsletter-form input[type="email"] {
  flex: 1;
  min-width: 200px;
  padding: var(--space-sm) var(--space-md);
  border: 2px solid var(--color-forest);
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-size: 1rem;
}

.newsletter-form input[type="email"]:focus {
  outline: none;
  box-shadow: 0 0 0 3px var(--color-sunlight);
}

.newsletter-motif-wrap {
  margin-top: 1rem;
}

.newsletter-motif-wrap img {
  max-width: 80px;
  margin: 0 auto;
}

.footer-wrap {
  margin-top: auto;
  background: var(--color-forest);
  color: var(--color-sand);
  padding: var(--space-lg) var(--space-lg);
  border-top: 3px solid var(--color-primary);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  justify-content: center;
  align-items: center;
  flex-direction: column;
  text-align: center;
}

.footer-nav .nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  justify-content: center;
}

.footer-nav .nav-link {
  color: var(--color-sand);
}

.footer-nav .nav-link:hover {
  color: var(--color-sunlight);
}

.footer-address {
  font-size: 0.9rem;
  margin: 0;
  color: var(--color-sand);
}

.footer-address .nav-link {
  color: var(--color-sand);
}

.footer-address .nav-link:hover {
  color: var(--color-sunlight);
}

.copyright {
  font-size: 0.9rem;
  margin: 0;
}

.page-hero {
  min-height: 40vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-xl) var(--space-lg);
  background-size: cover;
  background-position: center;
  position: relative;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(60,90,64,0.4);
}

.page-hero h1 {
  position: relative;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  color: var(--color-sand);
  margin: 0;
  text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  justify-content: center;
}

.filter-btn {
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-primary);
  font-size: 0.9rem;
  background: var(--color-sky);
  border: 2px solid var(--color-forest);
  border-radius: var(--radius-md);
  color: var(--color-forest);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--color-forest);
  color: var(--color-sand);
}

.product-card.is-hidden {
  display: none;
}

.filter-block {
  display: none;
}

.filter-block.is-visible {
  display: block;
}

.product-card {
  background: var(--color-sky);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(60,90,64,0.12);
}

.product-card .card-image-wrap {
  aspect-ratio: 1;
}

.product-price {
  font-weight: 700;
  color: var(--color-forest);
  font-size: 1.2rem;
  margin-top: var(--space-sm);
}

.step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: step;
}

.step-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-lg);
  align-items: start;
  margin-bottom: var(--space-xl);
  counter-increment: step;
}

.step-list li::before {
  content: counter(step);
  width: 48px;
  height: 48px;
  background: var(--color-forest);
  color: var(--color-sand);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.25rem;
}

.step-list .step-image {
  grid-column: 1 / -1;
  max-width: 100%;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.step-list .step-image img {
  width: 100%;
  height: auto;
}

.step-list li > div:not(.step-image) {
  grid-column: 1 / -1;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.contact-info h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--color-forest);
  margin: 0 0 var(--space-md);
}

.contact-info p {
  margin: 0 0 var(--space-sm);
}

.contact-info .card {
  margin-top: var(--space-lg);
}

.contact-map-extra {
  margin-top: var(--space-lg);
  max-width: 400px;
}

.map-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.map-wrap iframe {
  width: 100%;
  height: 300px;
  border: 0;
  display: block;
}

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

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--space-xs);
  color: var(--color-forest);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  border: 2px solid var(--color-forest);
  border-radius: var(--radius-md);
  font-family: var(--font-primary);
  font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  box-shadow: 0 0 0 3px var(--color-sunlight);
}

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

.form-group.checkbox-wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: var(--space-sm);
}

.form-group.checkbox-wrap input {
  width: auto;
  margin-top: 4px;
}

.form-group.checkbox-wrap .error-msg {
  flex-basis: 100%;
}

.form-group .error-msg {
  font-size: 0.85rem;
  color: #b91c1c;
  margin-top: var(--space-xs);
  display: none;
}

.form-group.has-error .error-msg {
  display: block;
}

.form-group.has-error input,
.form-group.has-error textarea {
  border-color: #b91c1c;
}

.thank-block {
  text-align: center;
  padding: var(--space-xl);
  max-width: 560px;
  margin: 0 auto;
}

.thank-block h1 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2rem);
  color: var(--color-forest);
  margin: 0 0 var(--space-md);
}

.thank-block p {
  margin: 0 0 var(--space-lg);
  color: var(--color-charcoal);
}

.thank-block .btn {
  margin-right: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.thank-card {
  max-width: 360px;
  margin: var(--space-lg) auto 0;
}

.error-page-img {
  max-width: 400px;
  margin: var(--space-lg) auto 0;
}

.error-page {
  text-align: center;
  padding: var(--space-xl);
  min-height: 50vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.error-page h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 8vw, 4rem);
  color: var(--color-forest);
  margin: 0 0 var(--space-md);
}

.error-page p {
  margin: 0 0 var(--space-lg);
  color: var(--color-charcoal);
}

.policy-content {
  max-width: 720px;
  margin: 0 auto;
}

.policy-content h2 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--color-forest);
  margin: var(--space-lg) 0 var(--space-sm);
}

.policy-content h2:first-child {
  margin-top: 0;
}

.policy-content p {
  margin: 0 0 var(--space-md);
  color: var(--color-charcoal);
}

.privacy-popup {
  position: fixed;
  bottom: var(--space-lg);
  left: var(--space-lg);
  right: var(--space-lg);
  max-width: 480px;
  margin: 0 auto;
  background: var(--color-sky);
  border: 2px solid var(--color-forest);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: 0 8px 32px rgba(0,0,0,0.15);
  z-index: 2000;
  transform: translateY(120%);
  transition: transform var(--transition-slow);
}

.privacy-popup.is-visible {
  transform: translateY(0);
}

.privacy-popup h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--color-forest);
  margin: 0 0 var(--space-sm);
}

.privacy-popup p {
  margin: 0 0 var(--space-md);
  font-size: 0.95rem;
  color: var(--color-charcoal);
}

.privacy-popup .btn {
  width: 100%;
}

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (min-width: 1024px) {
  .nav-desktop {
    display: block;
  }

  .burger-btn {
    display: none;
  }

  .hero-section {
    min-height: 70vh;
  }
}

@media (max-width: 767px) {
  .split-section,
  .split-section.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .site-header {
    padding: var(--space-sm) var(--space-md);
  }

  .section {
    padding: var(--space-lg) var(--space-md);
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

  .newsletter-form {
    flex-direction: column;
  }

  .newsletter-form input[type="email"] {
    min-width: 100%;
  }
}

.back-to-top {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  z-index: 500;
  width: 48px;
  height: 48px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: var(--color-forest);
  color: var(--color-sand);
  cursor: pointer;
  box-shadow: var(--shadow-soft);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-fast), visibility var(--transition-fast), transform var(--transition-fast);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover,
.back-to-top:focus {
  transform: scale(1.1);
  outline: 2px solid var(--color-sand);
  outline-offset: 2px;
}

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

@media (min-width: 320px) and (max-width: 479px) {
  html {
    font-size: 15px;
  }
}