:root {
  --body-bg-color: #f8fafc;
  --body-text-color: #222222;
  --heading-color: #222222;
  --hero-gradient1: #168295;
  --hero-gradient2: #0b5e3a;
  --footer-bg-color: #0d0d0d;
  --link-color: #20a9bc;
  --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;
}

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

.x {
  display: flex;
  justify-content: center;
}
.error_page {
  min-height: 70vh;
}
.footer {
  background: linear-gradient(180deg, #0f172a, #020617);
  color: #cbd5f5;
  font-size: 0.9rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer p,
.footer span {
  margin: 0;
  color: #cbd5f5;
}

.footer a {
  color: #60a5fa;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.25s ease, opacity 0.25s ease;
}

.footer a:hover {
  color: #93c5fd;
  opacity: 0.9;
}

.footer .row {
  align-items: center;
}

.footer .me-3 {
  margin-right: 1rem;
}

/* Subtle divider for small screens */
@media (max-width: 767px) {
  .footer span {
    margin-bottom: 0.5rem;
  }
}

.navbar {
  background-color: var(--header-bg-color) !important;
  position: sticky;
  top: 0;
  z-index: 1020;
}

.hero-section {
  padding: 75px 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;
  }
}

.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;
  }
}

.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;
}
.heading {
  margin: 0 auto 1.5rem;
}

.heading h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
  line-height: 1.2;
  color: #1f2933; /* deep neutral */
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

/* Optional subtle accent line */
.heading h2::after {
  content: "";
  display: block;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, #2563eb, #38bdf8);
  margin: 1rem auto 0;
  border-radius: 2px;
}
.heading p {
  font-size: 1.05rem;
  line-height: 1.7;
  margin: 0 auto;
}
.box {
  height: 100%;
  background: #ffffff;
  border-radius: 14px;
  padding: 2rem 19px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.box:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.1);
}

.box h3 {
  font-size: 1.4rem;
  font-weight: 600;
  color: #111827;
  margin-bottom: 1rem;
  line-height: 1.3;
}

.box p {
  font-size: 1rem;
  line-height: 1.75;
  color: #4b5563;
  margin-bottom: 1rem;
}

.box p:last-child {
  margin-bottom: 0;
}

/* Optional subtle left accent */
.box {
  border-left: 4px solid #2563eb;
}
.title {
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
  font-weight: 700;
  color: #1f2937;
  margin: 3rem 0 1.5rem;
  line-height: 1.25;
  letter-spacing: -0.015em;
  position: relative;
}

/* Optional underline accent */
.title::after {
  content: "";
  display: block;
  width: 48px;
  height: 3px;
  margin-top: 0.75rem;
  background: linear-gradient(90deg, #2563eb, #38bdf8);
  border-radius: 2px;
}
.cust-bg {
  position: relative;
  background: linear-gradient(135deg, #eef2ff, #f8fafc);
  padding: 2.5rem 21px;
  margin: 15px auto;
  border-radius: 22px;
  overflow: hidden;
}

/* Decorative background shapes */
.cust-bg::before,
.cust-bg::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  opacity: 0.25;
  z-index: 0;
}

.cust-bg::before {
  width: 280px;
  height: 280px;
  background: #2563eb;
  top: -120px;
  right: -120px;
}

.cust-bg::after {
  width: 200px;
  height: 200px;
  background: #38bdf8;
  bottom: -100px;
  left: -100px;
}

/* Content above background */
.cust-bg > * {
  position: relative;
  z-index: 1;
}

.cust-bg h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 1.5rem;
}

.cust-bg h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: #1e293b;
  margin-bottom: 0.75rem;
}

.cust-bg p {
  font-size: 1rem;
  line-height: 1.75;
  color: #334155;
  max-width: 850px;
  margin-bottom: 1rem;
}
.newsletter-box {
  background: linear-gradient(180deg, #f8fafc, #ffffff);
  border-radius: 16px;
  padding: 1.75rem 1.5rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
  width: 279px;
  margin-bottom: 15px;
}

.newsletter-box h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 0.5rem;
}

.newsletter-box p {
  font-size: 0.95rem;
  line-height: 1.6;
  color: #475569;
  margin-bottom: 1.25rem;
}

.newsletter-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.newsletter-form input {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border-radius: 10px;
  border: 1px solid #cbd5f5;
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.newsletter-form input:focus {
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.newsletter-form button {
  background: linear-gradient(90deg, #2563eb, #38bdf8);
  color: #ffffff;
  border: none;
  border-radius: 10px;
  padding: 0.7rem;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.newsletter-form button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
}

.newsletter-box small {
  display: block;
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: #64748b;
}
.sidebar-search {
  background: #ffffff;
  border-radius: 14px;
  padding: 1.25rem;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.06);
  width: 279px;
  margin-bottom: 15px;
}

.sidebar-search form {
  display: flex;
  gap: 0.5rem;
  flex-direction: column;
}

.sidebar-search input {
  flex: 1;
  padding: 0.6rem 0.8rem;
  font-size: 0.95rem;
  border-radius: 10px;
  border: 1px solid #cbd5f5;
  outline: none;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.sidebar-search input:focus {
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.sidebar-search button {
  padding: 0.6rem 1rem;
  border-radius: 10px;
  border: none;
  background: linear-gradient(90deg, #2563eb, #38bdf8);
  color: #ffffff;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.sidebar-search button:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(37, 99, 235, 0.35);
}