:root {
  --hero-gradient: linear-gradient(135deg, #0b1020 0%, #13203f 50%, #1e3a8a 100%);
  --accent: #4f8cff;
  --accent-strong: #2f6fe6;
  --accent-soft: rgba(79, 140, 255, 0.28);
}

body {
  height: 100vh;
  display: flex;
  flex-direction: column;
  color: #f4f7ff;
  background-color: #0a1022;
  background-image:
    linear-gradient(rgba(8, 14, 34, 0.7), rgba(7, 12, 30, 0.7)),
    url("../assets/images/bg.avif");
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

main.container.py-5 {
  flex: 1 1 auto;
  min-height: 0;
  overflow: auto;
  padding-top: 1rem !important;
  padding-bottom: 1rem !important;
}

.page-container {
  min-height: 100%;
}

.page-container[hidden] {
  display: none !important;
}

#contactsContainer {
  display: flex;
  align-items: center;
}

#contactsContainer .contacts-split {
  width: 100%;
  margin: 0;
}

#portfolioContainer {
  display: flex;
  align-items: center;
}

#portfolio-panel {
  width: 100%;
}

.avatar {
  width: 240px;
  height: 240px;
  border-radius: 50%;
  object-fit: cover;
  background: #fff;
}

.contacts-split {
  min-height: 100%;
}

.contacts-avatar {
  border: 4px solid var(--accent-soft);
  box-shadow: 0 0.6rem 1.6rem rgba(23, 49, 112, 0.28);
}

.contacts-profile {
  display: flex;
  align-items: center;
  column-gap: 1.75rem;
}

.contacts-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  row-gap: 0;
  align-items: center;
}

@media (min-width: 768px) {
  .contacts-text {
    align-items: flex-start;
  }
}

.contacts-profile .contacts-avatar {
  margin-bottom: 0 !important;
}

.contacts-profile #profileName {
  margin-bottom: 0.25rem !important;
  color: #fff;
  font-size: 2.6rem;
  line-height: 1.05;
  white-space: nowrap;
}

.contacts-profile #profileTitle {
  margin-bottom: 0 !important;
  color: rgba(255, 255, 255, 0.86) !important;
  font-size: 1.9rem !important;
  line-height: 1.15;
  white-space: nowrap;
}

@media (min-width: 992px) {
  .contacts-profile #profileName {
    margin-bottom: 0 !important;
  }

  .contacts-profile #profileTitle {
    margin-top: 0 !important;
  }
}

#navTabs .nav-link {
  border-radius: 0.375rem;
  margin: 0.25rem 0;
  transition: background-color 0.2s, color 0.2s;
}

.navbar,
.navbar.bg-dark {
  background: transparent !important;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

#navTabs .nav-link.active {
  background-color: var(--accent);
  color: #fff;
}

#navTabs .nav-link:not(.active):hover {
  color: var(--accent);
}

.social-icons-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  align-content: center;
  min-height: 100%;
}

@media (min-width: 768px) {
  .social-icons-grid {
    justify-content: flex-end;
  }
}

.social-icon-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  background-color: rgba(124, 158, 255, 0.18);
  border: 1px solid rgba(172, 196, 255, 0.42);
  color: #fff !important;
  font-size: 2.2rem;
  text-decoration: none;
  box-shadow: 0 0.5rem 1.5rem rgba(0, 0, 0, 0.18);
  transition: transform 0.2s, box-shadow 0.2s, background-color 0.2s, border-color 0.2s;
}

#socialGrid .social-icon-link,
#socialGrid .social-icon-link:link,
#socialGrid .social-icon-link:visited,
#socialGrid .social-icon-link:hover,
#socialGrid .social-icon-link:active,
#socialGrid .social-icon-link:focus {
  color: #fff !important;
}

#socialGrid .social-icon-link i {
  color: #fff !important;
  font-size: inherit;
  line-height: 1;
}

#socialGrid .social-icon-link i::before {
  color: #fff !important;
}

.social-icon-link:hover {
  transform: translateY(-4px);
  background-color: rgba(124, 158, 255, 0.3);
  border-color: rgba(198, 216, 255, 0.75);
  box-shadow: 0 0.85rem 1.9rem rgba(19, 41, 99, 0.45);
  color: #fff !important;
}

.portfolio-section .h3 {
  color: #ffffff;
}

#portfolio-panel {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
  align-items: start;
}

#portfolio-panel .portfolio-section {
  margin-bottom: 0 !important;
}

.portfolio-carousel {
  max-width: 900px;
  margin: 0 auto;
  background: linear-gradient(90deg, rgba(17, 29, 66, 0.6), rgba(13, 23, 52, 0.6));
  border: 1px solid rgba(135, 170, 255, 0.24);
}

.portfolio-slide {
  display: flex;
  flex-direction: column;
}

.portfolio-image {
  width: 100%;
  height: 320px;
  object-fit: cover;
  background: #e9ecef;
}

.portfolio-caption {
  padding: 1.5rem 2rem 2rem;
  text-align: center;
  color: #f4f7ff;
  background: linear-gradient(90deg, rgba(17, 29, 66, 0.6), rgba(13, 23, 52, 0.6));
}

.portfolio-link {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s;
}

.portfolio-link:hover {
  color: var(--accent-strong);
  text-decoration: underline;
}

.carousel-control-prev,
.carousel-control-next {
  width: 8%;
}

.mobile-menu-toggle {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 1100;
  width: 3rem;
  height: 3rem;
  border: 1px solid rgba(172, 196, 255, 0.42);
  border-radius: 0.6rem;
  background: rgba(17, 29, 66, 0.65);
  color: #f4f7ff;
  display: none;
}

.mobile-menu {
  position: fixed;
  top: 4.5rem;
  right: 1rem;
  z-index: 1100;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.75rem;
  border-radius: 0.75rem;
  background: rgba(13, 23, 52, 0.88);
  border: 1px solid rgba(135, 170, 255, 0.24);
}

.mobile-menu .nav-link {
  margin: 0;
  color: #f4f7ff;
  text-align: left;
}

footer.bg-dark {
  background: linear-gradient(90deg, rgba(17, 29, 66, 0.6), rgba(13, 23, 52, 0.6)) !important;
  border-top: 1px solid rgba(135, 170, 255, 0.24);
}

@media (max-width: 576px) {
  #portfolio-panel {
    grid-template-columns: 1fr;
  }

  .portfolio-image {
    height: 220px;
  }

  .portfolio-caption {
    padding: 1rem;
  }
}

@media (max-width: 991.98px) {
  .navbar {
    display: none !important;
  }

  .mobile-menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
  }

  .contacts-profile {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center !important;
    row-gap: 0.5rem;
  }

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

  .contacts-profile .contacts-avatar {
    margin-bottom: 0.5rem !important;
  }

  .contacts-profile #profileName {
    font-size: 1.95rem;
    white-space: nowrap;
  }

  .contacts-profile #profileTitle {
    font-size: 1.45rem !important;
    white-space: nowrap;
  }

  .contacts-split .col-md-7,
  .contacts-split .col-lg-8 {
    display: flex;
    justify-content: center;
  }

  .social-icons-grid {
    justify-content: center !important;
    margin-top: 0.5rem;
  }
}