:root {
  --body-bg-color: #ffffff;
  --body-text-color: #222222;
  --heading-color: #4d83a8;
  --hero-gradient1: #168295;
  --hero-gradient2: #0b5e3a;
  --footer-bg-color: #335c75;
  --link-color: #64acdc;
  --header-bg-color: #ffffff;
  --font-family: Times, serif;
  --nav-link-color: #fdfdfd;
  --footer-text-color: #ffffff;
  --header-text-color: #ffffffff;
}
html {
  overflow-x: hidden;
}
body {
  background-color: var(--body-bg-color) !important;
  color: var(--body-text-color) !important;
  font-family: var(--font-family);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
h1 {
  font-size: clamp(2rem, 4vw, 2.5rem) !important;
}
h2 {
  font-size: clamp(1.6rem, 3vw, 2rem) !important;
}
h3 {
  font-size: clamp(1.4rem, 3vw, 1.7rem) !important;
}
p {
  margin-bottom: 0.5rem !important;
}

section {
  padding: 15px 0;
  scroll-margin-top: 70px;
}

h2,
h3 {
  color: var(--heading-color) !important;
}

.content-area h2 {
  position: relative;
  display: inline-block;
  padding-left: 16px;
}

.content-area h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 5px;
  height: 70%;
  background-color: var(--heading-color);
  border-radius: 2px;
}

.content-area a {
  color: var(--link-color) !important;
  text-decoration: none !important;
}

.content-area a:hover {
  color: var(--link-color) !important;
  opacity: 0.8;
}

.sidebar-page-list {
  padding: 0;
  margin: 0;
  margin-bottom: 17px;
  width: 279px;
}

.sidebar-page-list li {
  list-style-type: disc;
  list-style-position: inside;
  color: var(--heading-color);
}

.sidebar-page-list li::marker {
  color: var(--link-color);
  font-size: 1.2em;
}
.sidebar-page-list li:last-child {
  border-bottom: none;
}

.sidebar-page-list li a {
  padding: 12px 0;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
  color: var(--link-color);
}

.sidebar-page-list li a:hover {
  padding-left: 11px;
}

.error_page {
  min-height: 70vh;
}

.footer {
  background-color: var(--footer-bg-color);
  color: var(--footer-text-color);
}

.footer a {
  text-decoration: none;
  color: var(--link-color) !important;
}
.footer a:hover {
  color: var(--link-color) !important;
  opacity: 0.8;
}


.navbar {
  background-color: transparent !important;
  transition: background-color 0.4s ease, box-shadow 0.3s ease;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1030;
  border-bottom: 1px solid transparent;
  border-image: linear-gradient(
      90deg,
      rgba(186, 197, 218, 0),
      rgba(186, 197, 218, 0.56),
      rgba(186, 197, 218, 0)
    )
    1;
}
.hero-section {
  padding-top: 120px !important;
}

.hero-section {
  padding: 55px 0;
  position: relative;
  overflow: hidden;
  color: var(--header-text-color);
}

.hero-section.with-bg {
  background-image: url("/images/hero-bg.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-section.with-bg::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgb(0, 0, 0));
  opacity: 0.5;
  z-index: 1;
}

.hero-section .container {
  position: relative;
  z-index: 2;
}

@media (max-width: 768px) {
  .hero-section {
    padding: 60px 0;
  }
}
.navbar-light .navbar-nav .nav-link {
  color: var(--nav-link-color, #141414) !important;
}

.navbar-light .navbar-nav .nav-link.active {
  color: var(--link-color) !important;
  font-weight: bold;
}
/* Mobile nav */
@media (max-width: 1199.98px) {
  .navbar-collapse {
    position: fixed;
    top: 61px;
    left: 15px;
    right: 15px;
    background-color: color-mix(
      in srgb,
      var(--header-bg-color) 65%,
      transparent
    );
    backdrop-filter: blur(12px);
    border-radius: 12px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
    z-index: 9999;
    padding: 15px;
    margin: 0;
  }

  .navbar-nav {
    width: 100%;
  }

  .navbar-nav .nav-item {
    margin: 7px 0;
  }

  .navbar-nav .nav-item:hover {
    transform: translateY(-1px);
  }

  .navbar-nav .nav-link {
    font-size: 1.2rem;
    font-weight: 500;
    text-decoration: none;
    display: block;
    padding: 0;
  }

  .navbar-toggler {
    z-index: 10000;
    position: relative;
    border: var(--bs-border-width) solid var(--nav-link-color, #141414) !important;
  }
}

@media screen and (min-width: 1199.98px) {
  .dropdown-menu {
    top: 100%;
    left: 50% !important;
    transform: translateX(-50%);
  }
}

.navbar .dropdown-toggle::after {
  transition: transform 0.3s ease;
}

.dropdown:hover .dropdown-toggle::after {
  transform: rotate(180deg);
}

.custom-dropdown {
  border: 0;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
  border-radius: 12px;
  padding: 0.5rem 0;
  margin-top: 0.5rem;
  min-width: 220px;
  background: color-mix(
    in srgb,
    var(--header-bg-color) 65%,
    transparent
  ) !important;
  backdrop-filter: blur(12px);
}

.custom-dropdown .dropdown-item {
  padding: 0.75rem 1.5rem;
  transition: all 0.3s ease;
  color: var(--nav-link-color, #141414) !important;
  font-weight: 500;
  border-radius: 0;
  text-wrap: wrap;
}

.custom-dropdown .dropdown-item:hover {
  color: #fff;
  background: color-mix(
    in srgb,
    var(--header-bg-color) 95%,
    transparent
  ) !important;
}

.custom-dropdown .dropdown-item i {
  width: 16px;
  color: #6c757d;
  transition: color 0.3s ease;
}

.custom-dropdown .dropdown-item:hover i {
  color: #fff;
}

.dropdown-menu {
  opacity: 0;
  transition: all 0.3s ease;
  display: block;
  visibility: hidden;
}

.dropdown-menu.show {
  opacity: 1;
  transform: translateY(0);
  visibility: visible;
}

@media (min-width: 1199.98px) {
  .custom-dropdown {
    max-width: 200px;
  }
}

@media (max-width: 1199.98px) {
  .custom-dropdown {
    display: none;
    background: #f8f9fa;
    box-shadow: none;
    border-radius: 0;
    margin-top: 0;
    border-top: 1px solid #dee2e6;
  }

  .custom-dropdown .dropdown-item:hover {
    margin: 0;
    border-radius: 0;
    transform: none;
  }
}

.dropdown-menu:hover,
.dropdown:hover .dropdown-menu {
  display: block !important;
  visibility: visible;
  opacity: 1;
}
.dropdown-item.active,
.dropdown-item:active {
  color: #fff;
  text-decoration: none;
  background-color: #91919131 !important;
}

.scroll-top {
  position: fixed;
  visibility: hidden;
  opacity: 0;
  right: 15px;
  bottom: -15px;
  z-index: 99999;
  background-color: var(--link-color);
  width: 44px;
  height: 44px;
  border-radius: 50px;
  transition: all 0.4s;
}
.scroll-top i {
  font-size: 24px;
  color: var(--footer-bg-color);
  line-height: 0;
}
.scroll-top:hover {
  background-color: color-mix(in srgb, var(--link-color), transparent 20%);
  color: var(--footer-bg-color);
}
.scroll-top.active {
  visibility: visible;
  opacity: 1;
  bottom: 15px;
}
.box {
  background: #fff;
  border: 1px solid #dee2e6;
  border-radius: 12px;
  padding: 21px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  height: 100%;
}
.heading {
  font-weight: 600;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
}
.cust-bg {
  background: linear-gradient(135deg, #e0f7fa, #ffffff);
  padding: 25px;
  border-radius: 12px;
}
.navbar-toggler-icon {
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='rgba(255, 255, 255, 0.9)' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E");
}
.footer {
  background: #f9fbfd;
  border-top: 1px solid rgba(51, 92, 117, 0.15);
  font-family: "Inter", "Segoe UI", sans-serif;
  color: #334e5c;
  transition: all 0.3s ease;
}

.footer-logo img {
  transition: transform 0.3s ease;
}
.footer-logo img:hover {
  transform: scale(1.05);
}

.footer-copy {
  font-size: 0.95rem;
  color: #4a6572;
}

.footer-links .footer-link {
  color: #335c75;
  text-decoration: none;
  font-weight: 500;
  position: relative;
  transition: color 0.3s ease;
}

.footer-links .footer-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0%;
  height: 2px;
  background-color: #335c75;
  transition: width 0.3s ease;
}

.footer-links .footer-link:hover {
  color: #223b4b;
}
.footer-links .footer-link:hover::after {
  width: 100%;
}

.footer i {
  color: #335c75;
}

/* Small animation for hover on footer area */
.footer:hover {
  background: #f4f9fc;
}
.error_page {
  background: linear-gradient(180deg, #ffffff 0%, #f4f8fb 100%);
  color: #335c75;
  font-family: "Inter", "Segoe UI", sans-serif;
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.error-icon i {
  color: #335c75;
  background: rgba(51, 92, 117, 0.08);
  border-radius: 50%;
  padding: 20px;
  display: inline-block;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.error-icon i:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 18px rgba(51, 92, 117, 0.2);
}

.error-title {
  font-size: 2rem;
  color: #223b4b;
}

.error-text {
  color: #4a6572;
  max-width: 500px;
  margin: 0 auto;
  font-size: 1rem;
}

.error-btn {
  background-color: #335c75;
  border: none;
  font-weight: 600;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
}

.error-btn:hover {
  background-color: #26485a;
  box-shadow: 0 6px 16px rgba(51, 92, 117, 0.25);
  transform: translateY(-2px);
}