:root {
  --body-bg-color: #f8fafc;
  --body-text-color: #222222;
  --heading-color: #222222;
  --hero-gradient1: #168295;
  --hero-gradient2: #0b5e3a;
  --footer-bg-color: #0d0d0d;
  --link-color: #157893;
  --header-bg-color: #ffffff;
  --font-family: system-ui;
  --nav-link-color: #141414;
  --footer-text-color: #ffffff;
  --header-text-color: #ffffffff;
}
html {
  overflow-x: hidden;
}
body {
  background-color: var(--body-bg-color);
  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 a {
  color: var(--link-color) !important;
  text-decoration: none !important;
}

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

.twitter-tweet {
  width: 279px !important;
}

.x {
  display: flex;
  justify-content: center;
}

.error_page {
  min-height: 70vh;
}

.footer {
  background: var(--footer-bg-color);
  color: var(--footer-text-color);
  padding-top: clamp(1rem, 3vw, 2rem);
  padding-bottom: clamp(1.75rem, 2.5vw, 2.5rem);
  position: relative;
  overflow: hidden;
}

.footer a {
  color: var(--link-color);
  text-decoration: none;
  font-weight: 600;
  letter-spacing: 0.01em;

  transition:
    opacity 0.2s ease,
    text-decoration-color 0.2s ease;
}

.footer a:hover,
.footer a:focus-visible {
  opacity: 0.9;
}
.footer .social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 999px;
  color: var(--footer-text-color);
  background: var(--link-color);
  font-size: 1.25rem;
  line-height: 1;
  transition:
    transform 0.2s ease,
    background-color 0.2s ease,
    border-color 0.2s ease,
    color 0.2s ease;
}

.footer .social-icon:hover,
.footer .social-icon:focus-visible {
  transform: translateY(-3px);
  background: var(--link-color / 30%);
}

.footer .footer-divider {
  border: 0;
  height: 1px;
  background: linear-gradient(
    to right,
    transparent,
    var(--footer-text-color) 40%,
    transparent
  );
  margin: 1.25rem 0;
}

.footer .small {
  font-style: italic;
  font-size: 0.95rem;
}

@media (max-width: 575.98px) {
  .footer .social-icon {
    width: 40px;
    height: 40px;
    font-size: 1.2rem;
  }
  .footer .small {
    font-size: 0.9rem;
  }
}

.footer img {
  filter: brightness(0) invert(1);
}

.navbar {
  transition:
    background-color 0.3s ease,
    box-shadow 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  background-color: var(--header-bg-color) !important;
  position: sticky;
  top: 0;
  z-index: 1020;
}

.hero-section {
  padding: 55px 0;
  position: relative;
  overflow: hidden;
  color: var(--header-text-color);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.246);
}

.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;
  font-weight: 500;
  padding: 0 1rem;
  transition:
    color 0.3s ease,
    transform 0.2s ease;
}
.navbar-light .navbar-nav .nav-link:hover {
  color: var(--link-color) !important;
  transform: translateY(-1px);
}
.navbar-light .navbar-nav .nav-link.active {
  color: var(--link-color) !important;
  font-weight: 600;
  border-bottom: 2px solid var(--link-color);
}

/* 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;
  }
}

.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;
}
.dropdown-menu {
  display: none;
}

.custom-dropdown .dropdown-item:hover {
  color: #fff;
  background: color-mix(
    in srgb,
    var(--header-bg-color) 95%,
    transparent
  ) !important;
}
.nav-item.dropdown > .nav-link {
  display: flex;
  align-items: center;
}

.nav-item.dropdown > .nav-link .arrow {
  position: relative;
  margin-left: auto;
  border: solid var(--nav-link-color, #141414);
  border-width: 0 2px 2px 0;
  padding: 3px;
  transform: rotate(45deg);
  transition: transform 0.25s;
}

.dropdown.open .dropdown-menu {
  display: block;
}

@media (min-width: 1200px) {
  .nav-item.dropdown {
    position: relative;
  }
  .nav-item.dropdown > .nav-link .arrow {
    margin-left: 7px;
  }
  .custom-dropdown.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 0;
    z-index: 1000;
  }

  .nav-item.dropdown:hover > .nav-link .arrow {
    transform: rotate(-135deg);
  }
  .nav-item.dropdown:hover > .dropdown-menu {
    display: block !important;
  }
}
@media (max-width: 1199px) {
  .nav-item.dropdown > .nav-link .arrow {
    padding: 4px;
  }
}

.heading {
  margin-bottom: 21px;
}

/* Title */
.heading h2 {
  font-weight: 700;
  color: #2b2b2b;
  margin-bottom: 20px;
  position: relative;
}

/* Accent underline */
.heading h2::after {
  content: "";
  display: block;
  width: 70px;
  height: 4px;
  background: #157893;
  margin: 12px auto 0;
  border-radius: 2px;
}

/* Paragraph */
.heading p {
  font-size: 1.05rem;
  line-height: 1.7;
  margin: 0 auto;
}

.box {
  padding: 27px 19px;
  border-radius: 14px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
  height: 100%;
}

/* Title */
.box h3 {
  font-size: 1.4rem;
  font-weight: 600;
  color: #2b2b2b;
  margin-bottom: 15px;
  position: relative;
  padding-left: 18px;
}

/* Accent line on the left */
.box h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 4px;
  height: 18px;
  background: #157893;
  border-radius: 2px;
}

/* Paragraph */
.box p {
  font-size: 1rem;
  line-height: 1.7;
  color: #6b7280;
}

/* Hover effect */
.box:hover {
  transform: translateY(-5px);
  border-color: #157893;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
}

/* Section styling */
.cust-bg {
  padding: 25px 19px;
  border-radius: 17px;
  margin: 30px auto;

  /* Modern soft gradient background */
  background: linear-gradient(135deg, rgba(21, 120, 147, 0.08), rgba(21, 120, 147, 0.02));
  backdrop-filter: blur(6px);
}

/* Main title */
.cust-bg h2 {
  font-weight: 700;
  color: #2b2b2b;
  margin-bottom: 15px;
}

/* Intro paragraph */
.cust-bg > p {
  margin: 0 auto 40px;
  color: #6b7280;
  line-height: 1.7;
}

/* Subheadings */
.cust-bg h3 {
  font-weight: 600;
  color: #157893;
  margin-top: 30px;
  margin-bottom: 10px;
  gap: 8px;
}

/* Paragraphs under h3 */
.cust-bg h3 + p {
  color: #4b5563;
  line-height: 1.7;
  margin-bottom: 15px;
  padding-left: 5px;
}

/* Subtle divider between sections */
.cust-bg h3:not(:first-of-type) {
  border-top: 1px solid rgba(0, 0, 0, 0.05);
  padding-top: 20px;
}

/* Hover polish */
.cust-bg:hover {
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
}

/* Sidebar container (optional if wrapping both) */
.sidebar-search-box,
.sidebar-links {
  width: 279px;
  padding: 19px;
  border-radius: 14px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  margin-bottom: 15px;
  transition: all 0.3s ease;
}

/* Hover effect */
.sidebar-search-box:hover,
.sidebar-links:hover {
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.06);
  transform: translateY(-2px);
}

/* Headings */
.sidebar-search-box h3,
.sidebar-links h2 {
  font-size: 1.2rem;
  font-weight: 600;
  color: #2b2b2b;
  margin-bottom: 15px;
  position: relative;
}

/* Accent underline */
.sidebar-search-box h3::after,
.sidebar-links h2::after {
  content: "";
  display: block;
  width: 40px;
  height: 3px;
  background: #157893;
  margin-top: 8px;
  border-radius: 2px;
}

/* Search form */
.sidebar-search-box form {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* Input */
.sidebar-search-box input[type="search"] {
  flex: 1;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid #e5e7eb;
  font-size: 0.9rem;
  outline: none;
  transition: border 0.2s ease;
}

.sidebar-search-box input:focus {
  border-color: #157893;
}

/* Button */
.sidebar-search-box button {
  padding: 10px 14px;
  border: none;
  border-radius: 8px;
  background: #157893;
  color: #fff;
  font-size: 0.85rem;
  cursor: not-allowed;
  opacity: 0.7;
}

/* Links list */
.sidebar-page-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

/* Each link item */
.sidebar-page-list li {
  margin-bottom: 10px;
}

/* Links */
.sidebar-page-list a {
  display: block;
  padding: 10px 12px;
  border-radius: 8px;
  text-decoration: none;
  color: #374151;
  font-size: 0.95rem;
  transition: all 0.25s ease;
  border: 1px solid transparent;
}

/* Hover effect */
.sidebar-page-list a:hover {
  color: #157893;
  border-color: rgba(21, 120, 147, 0.25);
  transform: translateX(4px);
}