@font-face {
  font-family: 'IBMPlexSerif';
  src: url("fonts/IBMPlexSerif-Light.ttf");
  font-style: normal;
  font-weight: 300;
  font-display: swap;
}

@font-face {
  font-family: 'IBMPlexSerif';
  src: url("fonts/IBMPlexSerif-Regular.ttf");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: 'IBMPlexSerif';
  src: url("fonts/IBMPlexSerif-Medium.ttf");
  font-style: normal;
  font-weight: 500;
  font-display: swap;
}

@font-face {
  font-family: 'IBMPlexSerif';
  src: url("fonts/IBMPlexSerif-SemiBold.ttf");
  font-style: normal;
  font-weight: 600;
  font-display: swap;
}

:root {
  --color-dark: #00294d;
  --color-white: #fff;
  --color-light: #AFDBF5;
  --color-logo: #f5a600;
  --font-body: 'IBMPlexSerif', Georgia, 'Times New Roman', Times, serif;
  --header-height: 90px;
}

html {
  scroll-behavior: smooth;
}

* {
  margin: 0;
  padding: 0;
  text-decoration: none;
  box-sizing: border-box;
  list-style: none;
  color: #fff;
  font-family: var(--font-body);
}

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

.color-dark {
  color: var(--color-dark);
}

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

.background-dark {
  background-color: var(--color-dark);
}

body {
  width: 100vw;
  font-size: 1rem;
  padding-top: var(--header-height);
}

section {
  width: 100vw;
}

button {
  background: none;
  outline: none;
  cursor: pointer;
}

a {
  cursor: pointer;
}

section h2 {
  text-align: center;
  padding: 40px;
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1.5rem;
}

@media (min-width: 769px) {
  .section h2{
    font-size: 2.5rem;
  }
}

.nav-header {
  width: 100vw;
  background-color: var(--color-dark);
  height: var(--header-height);
  position: fixed;
  top: 0;
  z-index: 1000;
}

.nav-header-wrapper {
  width: 100%;
  max-width: 1200px;
  height: 100%;
  padding: 10px 30px;
  margin: 0 auto;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
}

.header-logo-img {
  height: 64px;
  margin-left: 10px;
}

.right-header-wrapper {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: flex-end;
}

.call-button {
  height: 32px;
  color: var(--color-dark);
  text-align: center;
  padding: 0 6px;
  background-color: var(--color-white);
  margin: 0;
  outline: none;
  border: none;
  border-radius: 6px;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  gap: 6px;
  white-space: nowrap;
}

.call-button:hover {
  background-color: var(--color-logo);
  color: var(--color-white);
}

.call-button div {
  color: var(--color-dark);
}

.phone-shape {
  display: flex;
  justify-content: center;
  align-items: center;
}

.menu-toggle {
  position: relative;
  width: 30px;
  height: 20px;
  background: none;
  border: none;
  display: block;
  z-index: 1001;
  cursor: pointer;
  margin-right: 10px;
}

.menu-toggle:focus {
  outline: 2px solid var(--color-logo);
  outline-offset: 2px;
}

.hamburger,
.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 3px;
  background-color: var(--color-white);
  transition: all 0.3s ease;
}

.hamburger {
  top: 50%;
  transform: translateY(-50%);
}

.hamburger::before {
  top: -8px;
  transform: translateX(-50%);
}

.hamburger::after {
  top: 8px;
  transform: translateX(-50%);
}

.collapsible-nav-menu {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  width: 100%;
  background-color: var(--color-dark);
}

.collapsible-nav-menu ul {
  flex-direction: column;
}

.collapsible-nav-menu li {
  margin: 15px 0;
  text-align: center;
}

.collapsible-nav-menu.active {
  display: block;
  z-index: 900;
}

@media (min-width: 769px) and (max-width: 1024px) {
  .menu-toggle {
    display: none;
  }

  .collapsible-nav-menu {
    display: flex;
    position: static;
  }

  .collapsible-nav-menu ul {
    display: flex;
    flex-direction: row;
  }

  .collapsible-nav-menu li {
    margin-left: 20px;
  }
  
  .collapsible-nav-menu a {
    transition: color 0.3s ease;
  }
  
  .collapsible-nav-menu a:hover {
    color: var(--color-logo);
  }
}

@media (min-width: 1025px) {
  .menu-toggle {
    display: none;
  }

  .collapsible-nav-menu {
    display: flex;
    position: static;
  }
  
  .collapsible-nav-menu ul {
    display: flex;
    flex-direction: row;
  }
  
  .collapsible-nav-menu li {
    margin-left: 30px;
  }
  
  .collapsible-nav-menu a {
    transition: color 0.3s ease;
  }
  
  .collapsible-nav-menu a:hover {
    color: var(--color-logo);
  }
}

.about-us-contact {
  width: 85vw;
  padding: 30px;
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto;
}

.about-us-contact p {
  max-width: 85vw;
}

@media (min-width: 769px) and (max-width: 1024px) {
  .about-us-contact {
    gap: 40px;
    grid-template-columns: 50% calc(50% - 40px);
    grid-template-rows: 1fr;
  }
}

@media (min-width: 1025px) {
  .about-us-contact {
    gap: 40px;
    grid-template-columns: 60% calc(40% - 40px);
    grid-template-rows: 1fr;
  }
}

.about-us-contact h3, p {
  color: var(--color-dark);
  margin: 15px 0;
  text-align: justify;
}

.about-us-contact h3 {
  color: var(--color-logo);
}
.about-us, .contact {
  justify-self: start;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  max-width: 100%;
}

@media (min-width: 1025px) {
  .about-us {
    padding: 10px 20px;
  }

  .contact {
    padding: 10px 20px;
  }
}

.contact-option {
  margin: 10px 0 15px;
  display: flex;
  flex-direction: row;
}

.contact-option.inline-display {
  display: inline-flex;
  align-items: center;
  margin-right: 10px;
}

.contact-icon {
  width: 16px;
  height: 16px;
}

@media (min-width: 1025px) {
  .contact-icon {
    width: 20px;
    height: 20px;
  }
}

.contact-info {
  color: var(--color-dark);
  margin-left: 10px;
}

footer{
  font-size: 0.8rem;
  text-align: center;
  background-color: var(--color-dark);
  color: var(--color-white);
  padding: 4px;  
}

footer a {
  text-decoration: underline;
}