:root {
  --color-primary: #00a8a8;
  --color-primary-dark: #00878e;
  --color-primary-light: #4dd6d6;

  --color-hero: #64c8cd;

  --color-light-bg: #e6f7f7;
  --color-gray-bg: #f5f7f7;
  --color-white: #ffffff;
  --color-second-light-bg: rgb(216, 236, 232);

  --color-heading: #009999;
  --color-text: #2f3e46;
  --color-muted: #6b7c85;
  --color-border: #00a6a6;

  --color-accent-first: #ffb300;
  --color-accent-second: #25ff75;
  --color-accent-danger: #ff4d4d;
  --color-accent-info: #4da3ff;
  --color-accent-purple: #a855f7;

  --gradient-hero: linear-gradient(135deg, #009999, #64c8cd);
  --gradient-soft: linear-gradient(135deg, #e6f7f7, #d1fefe);
  --gradient-accent: linear-gradient(135deg, #ffb300, #ff7a00);

  --font-heading: "Montserrat", sans-serif;
  --font-text: "Open Sans", sans-serif;
  --font-button: "Montserrat", sans-serif;

  --h1-size: 52px;
  --h2-size: 38px;
  --h3-size: 28px;
  --h4-size: 22px;
  --text-lg-size: 18px;
  --text-size: 16px;

  --h1-weight: 800;
  --h2-weight: 700;
  --h3-weight: 600;
  --h4-weight: 600;
  --text-weight: 400;
  --text-lg-weight: 500;
  --button-weight: 600;

  --radius-button: 10px;
  --radius-card: 16px;
  --radius-image: 18px;

  --border-section: 1px solid rgba(3, 72, 72, 0.25);

  --shadow-sm: 0 4px 10px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 8px 20px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 12px 30px rgba(0, 0, 0, 0.18);

  --transition: 0.35s ease;

  --z-base: 1;
  --z-header: 100;
  --z-dropdown: 200;
  --z-sticky: 300;
  --z-overlay: 400;
  --z-modal: 1000;
}

html {
  scroll-behavior: smooth;
}

body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  animation: pageFade 0.6s ease;
}

@keyframes pageFade {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes floatGlow {
  from {
    transform: translate(0, 0);
  }
  to {
    transform: translate(80px, 60px);
  }
}

a,
button,
.services-card,
.accordion-item,
.about-img-wrap {
  transition: var(--transition);
}

::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-thumb {
  background: var(--color-primary);
  border-radius: 10px;
}

::-webkit-scrollbar-track {
  background: var(--color-light-bg);
}


section {
  padding: 40px 0;
  box-sizing: border-box;
}

.section-title {
  text-align: center;
  color: var(--color-heading);
  font-size: var(--h2-size);
  font-weight: var(--h2-weight);
  font-family: var(--font-heading);
  margin-bottom: 40px;
}


.floating-order-btn {
  border: 2px solid var(--color-white);
  position: fixed;
  bottom: 15px;
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;  
  width: 50%; 
  max-width: 320px;
  padding: 14px 20px;  
  background-color: var(--color-primary);
  color: var(--color-white);
  text-decoration: none;
  border-radius: 50px;  
  font-family: var(--font-button);
  font-weight: var(--text-lg-weight);
  font-size: var(--text-size);
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}


.floating-order-btn:hover,
.floating-order-btn:focus {
  background-color: var(--color-heading);
  transform: translateX(-50%) translateY(-5px);
  box-shadow: var(--shadow-lg);
  color: var(--color-white);
}


.footer-logo {
  height: 50px;
  margin-bottom: 20px;
}
.footer h2 {
  font-size: 1.2rem;
  margin-bottom: 20px;
  border-left: 3px solid var(--color-primary-light);
  padding-left: 10px;
}
.footer-nav-link,
.footer-services-link {
  display: block;
  margin-bottom: 10px;
}

.footer-socials {
  display: flex;
  gap: 15px;
  margin-top: 20px;
  flex-wrap: wrap;
}
.footer-social-link {
  background: #444;
  padding: 5px 10px;
  border-radius: 5px;
  font-size: 12px;
}

.footer {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #222 0%, #202020 100%);
  color: #ffffff;
  padding: 80px 0;
}

.footer-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
  position: relative;
  z-index: 3;
}

.footer-logo-wrap {
  margin-bottom: 32px;
}

.footer-content-wrap {
  display: flex;
  gap: 88px;
}

.footer-nav-title,
.footer-services-title,
.footer-contacts-title {
  margin-bottom: 32px;
  text-align: center;
  font-family: var(--font-heading);
  font-weight: var(--text-lg-weight);
  font-size: var(--h4-size);
  color: var(--color-gray-bg);
}

.footer-nav-list,
.footer-services-list {
  display: flex;
  flex-direction: column;
  gap: 16px;  
  margin-bottom: 24px;  
}

.footer-nav-link,
.footer-services-link {
  color: var(--color-white);
  font-family: var(--font-text);
  font-size: var(--text-size);
  justify-items: center;
}

.footer-contacts {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.footer-tell,
.footer-email {
  color: var(--color-white);
  font-family: var(--font-text);
  font-size: var(--text-size);
  text-align: center;
  margin-bottom: 16px;
}

.footer-socials {
  width: 220px;
  display: flex;
  gap: 20px;
  margin-top: 20px;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}


.footer-social-link {
  text-align: center;
  color: var(--color-white);
  font-family: var(--font-text);
  font-size: var(--text-size);
  width: 45%;
}

.footer-nav-link,
.footer-services-link,
.footer-tell,
.footer-email,
.footer-social-link {
  border-bottom: 2px solid transparent;
  padding-bottom: 4px;
  transition: border-color 0.2s ease;
}

.footer-nav-link:hover,
.footer-services-link:hover,
.footer-tell:hover,
.footer-email:hover,
.footer-social-link:hover,
.footer-nav-link:focus,
.footer-services-link:focus,
.footer-tell:focus,
.footer-email:focus,
.footer-social-link:focus {
  border-color: var(--color-white);
}

.mobile-menu {
  display: none;
  opacity: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-light-bg);
  padding: 32px 20px;
  transition: opacity 3s ease;
  position: fixed;
  top: 0;
  left: 0;
  z-index: var(--z-modal);
}

.mobile-menu.open {
  display: flex;
  flex-direction: column;
  align-items: center;
  opacity: 1;
}

.mobile-menu-contact,
.mobile-menu-work-time-wrap {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mobile-menu-contact {
  margin-bottom: 20px;
}

.mobile-menu-work-time-wrap {
  margin-bottom: 32px;
}

.mobile-menu-contact-title,
.mobile-menu-worktime-title {
  text-align: center;
  color: var(--color-heading);
  font-family: var(--font-heading);
  font-weight: var(--h2-weight);
  margin-bottom: 12px;
}

.mobile-menu-worktime-title {
  margin-bottom: 4px;
}

.mobile-menu-tell,
.mobile-menu-email {
  text-align: center;
  color: var(--color-text);
  font-family: var(--font-heading);
  font-weight: var(--text-weight);
  padding-bottom: 5px;
}

.mobile-menu-tell:hover,
.mobile-menu-email:hover,
.mobile-menu-tell:focus,
.mobile-menu-email:focus {
  padding-bottom: 4px;
  border-bottom: 1px solid var(--color-heading);
}

.mobile-menu-work-time {
  text-align: center;
  color: var(--color-text);
  font-family: var(--font-heading);
  font-weight: var(--text-weight);
  line-height: 28px;
}

.mobile-menu-nav-list {
  border-top: 1px solid var(--color-heading);
  border-bottom: 1px solid var(--color-heading);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 32px;
  text-align: center;
  padding: 12px 0;
  margin-bottom: 32px;
}

.mobile-menu-nav-link {
  color: var(--color-heading);
  font-family: var(--font-heading);
  font-weight: var(--button-weight);
  font-size: var(--text-lg-size);
  padding-bottom: 6px;
}

.mobile-menu-nav-link:hover,
.mobile-menu-nav-link:focus {
  padding-bottom: 4px;
  border-bottom: 2px solid var(--color-heading);
}


.mobile-menu-socials {
    width: 220px;
  display: flex;
  gap: 20px;
  margin-top: 20px;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}

.mobile-menu-social-link {
  color: var(--color-heading);
  font-family: var(--font-heading);
  font-weight: var(--text-lg-weight);
  font-size: var(--text-size);
  padding-bottom: 5px;
  text-align: center;
  width: 45%;
}

.mobile-menu-social-link:hover,
.mobile-menu-social-link:focus {
  padding-bottom: 4px;
  border-bottom: 1px solid var(--color-heading);
}

.mobile-menu-exit-btns {
  display: flex;
  justify-content: center;
  gap: 16px;
}

.close-mobile-menu,
.on-the-main {
  border: 1px solid var(--color-heading);
  padding: 12px;
  text-align: center;
  color: var(--color-heading);
  font-family: var(--font-button);
  font-weight: var(--button-weight);
  background-color: transparent;
  border-radius: var(--radius-button);
}

.close-mobile-menu:hover,
.close-mobile-menu:focus,
.on-the-main:hover,
.on-the-main:focus {
  border: 1px solid var(--color-heading);
  padding: 12px;
  text-align: center;
  color: var(--color-white);
  font-family: var(--font-button);
  font-weight: var(--button-weight);
  background-color: var(--color-heading);
  border-radius: var(--radius-button);
}

.mobile-menu.open {
  animation: popIn 0.4s ease;
}

@keyframes popIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.onTop {
  box-sizing: border-box;
  position: fixed;
  bottom: 28px;
  right: 28px;
  padding: 12px;
  background-color: var(--color-primary-dark);
  border-radius: 50%;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  animation: shadow 3s infinite ease-in-out;
  z-index: var(--z-top);
}

@keyframes shadow {
  0% {
    box-shadow: 0 0 12px 8px var(--color-primary-light);
  }
  50% {
    box-shadow: 0 0 12px 12px var(--color-primary-light);
  }
  100% {
    box-shadow: 0 0 12px 8px var(--color-primary-light);
  }
}

.onTop-line {
  width: 24px;
  height: 4px;
  background-color: var(--color-white);
  position: relative;
}

.onTop-line:nth-child(1) {
  transform: rotateZ(-45deg);
  left: 12%;
}

.onTop-line:nth-child(2) {
  transform: rotateZ(45deg);
  left: -12%;
}

.contact-btn {
  position: fixed;
  left: 0px;
  top: 98%;
  transform: rotate(-90deg);
  transform-origin: left top;
  
  padding: 12px 24px;
  border-radius: 0 0 12px 12px;
  
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  font-family: var(--font-button);
  font-size: var(--button-size);
  font-weight: var(--text-lg-weight);
  letter-spacing: 1px;
  
  z-index: 1000;
  cursor: pointer;
  transition: all 0.3s ease;
}

.contact-btn:hover {
  background-color: var(--color-primary-light);
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
  transform: rotate(-90deg) translateX(4px);
}

@media (max-width: 768px) {
  .contact-btn {
    left: -0;                
    padding: 10px 18px;
    font-size: calc(var(--button-size) - 2px);
  }
}

@media (max-width: 480px) {
  .contact-btn {
    left: 0;
    padding: 8px 14px;
    font-size: calc(var(--button-size) - 4px);
  }
}


.contact-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: var(--z-modal);

  display: flex;
  justify-content: center;
  align-items: center;

  background-color: #015050ba;

  opacity: 0;
  visibility: hidden;
  pointer-events: none;

  transition:
    opacity 0.5s ease,
    visibility 0.5s ease;
}

.contact-backdrop.active {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
}

.contact-modal {
  width: 100%;
  height: 100%;
  background-color: var(--color-second-light-bg);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 32px;
}

.contact-wrap {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
}

.contact-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg-size);
  color: var(--color-heading);
  font-weight: var(--text-lg-weight);
}

.contact-email,
.contact-tell {
  font-family: var(--font-heading);
  font-size: var(--text-size);
  color: var(--color-text);
  font-weight: var(--text-weight);
}

.contact-order-tell {
  border-radius: var(--radius-button);
  padding: 16px 32px;
  background-color: var(--color-heading);
  color: var(--color-white);
  font-family: var(--font-button);
  font-size: var(--button-size);
  font-weight: var(--text-lg-weight);
}

.close-contact-modal {
  box-sizing: border-box;
  position: absolute;
  top: 28px;
  right: 28px;
  padding: 12px;
  background-color: var(--color-accent-danger);
  border-radius: 50%;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.close-line {
  width: 24px;
  height: 4px;
  background-color: var(--color-white);
  position: absolute;
}

.close-line:nth-child(1) {
  transform: rotate(-45deg);
}

.close-line:nth-child(2) {
  transform: rotate(45deg);
}

@media (min-width: 481px) {
  .floating-order-btn {
    bottom: 25px;
    width: auto;
    padding: 16px 35px;
    font-size: var(--text-lg-size);
  }
}

@media (min-width: 720px) {
  .mobile-menu {
    padding: 64px 40px;
  }

  .mobile-menu.open {
    gap: 32px;
  }

  .mobile-menu-nav-list {
    padding: 24px;
    gap: 32px 64px;
  }

  .onTop {
    bottom: 28px;
    right: 28px;
    padding: 12px;
    width: 68px;
    height: 68px;
  }

  @keyframes shadow {
    0% {
      box-shadow: 0 0 16px 12px var(--color-primary-light);
    }
    50% {
      box-shadow: 0 0 16px 20px var(--color-primary-light);
    }
    100% {
      box-shadow: 0 0 16px 12px var(--color-primary-light);
    }
  }

  .onTop-line:nth-child(1) {
    left: 10%;
  }

  .onTop-line:nth-child(2) {
    left: -10%;
  }

  .contact-modal {
    padding: 64px;
    width: auto;
    height: auto;
    gap: 42px;
    border-radius: var(--radius-card);
  }

  

  .footer-container {
    flex-direction: row;
    justify-content: space-between;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .footer-content-wrap {
    gap: 200px;
  }
}