:root {
  --body-bg-color: #08154a;
  --body-text-color: #ffffff;
  --heading-color: #ffffff;
  --hero-gradient1: #168295;
  --hero-gradient2: #0b5e3a;
  --footer-bg-color: #030925;
  --link-color: #24c9eb;
  --header-bg-color: #08154a;
  --font-family: Helvetica, Arial, sans-serif;
  --nav-link-color: #ffffff;
  --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;

  background-image:
    linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)),
    url("/images/body-bg.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
}

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: 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;
  }
}

.navbar {
  background-color: transparent !important;
  transition:
    background-color 0.4s ease,
    box-shadow 0.3s ease;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1030;
}
.navbar.scrolled {
 background-color:  color-mix(
    in srgb,
    var(--header-bg-color) 80%,
    transparent
  ) !important;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.hero-section {
  padding: 155px 0 60px;
  position: relative;
  overflow: hidden;
  color: var(--header-text-color);
}

.hero-section.gradient-bg {
  background: linear-gradient(
    135deg,
    var(--hero-gradient1),
    var(--hero-gradient2)
  );
}

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

@media (max-width: 768px) {
  .hero-section {
    padding: 100px 0 30px;
  }
}
.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;
  }
}

.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");
}
/* Section Wrapper */
.heading {
  margin-bottom: 21px;
  position: relative;
}

/* Main Title */
.heading h2 {
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 24px;
  line-height: 1.2;
  position: relative;
  display: inline-block;
}

/* Accent underline */
.heading h2::after {
  content: "";
  display: block;
  width: 60%;
  height: 4px;
  margin: 12px auto 0;
  background: linear-gradient(90deg, transparent, #24c9eb, transparent);
  border-radius: 2px;
}

/* Paragraphs */
.heading p {
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 20px;
  margin-left: auto;
  margin-right: auto;
  transition: color 0.3s ease;
}
.heading img {
  border-radius: 15px;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}
/* Card Box */
.box {
  background: linear-gradient(145deg, #0c1a2b, #0a1422);
  border-radius: 18px;
  padding: 21px;
  height: 100%;
  position: relative;
  overflow: hidden;
  transition: all 0.4s ease;
  border: 1px solid rgba(36, 201, 235, 0.08);
}


/* Hover glow effect */
.box:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(36, 201, 235, 0.15);
  border-color: rgba(36, 201, 235, 0.3);
}

/* Title */
.box h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 20px;
  position: relative;
  display: inline-block;
}

/* Accent line under title */
.box h3::after {
  content: "";
  display: block;
  width: 50px;
  height: 3px;
  margin-top: 10px;
  background: #24c9eb;
  border-radius: 2px;
}

/* Paragraph text */
.box p {
  color: #b8c7db;
  line-height: 1.8;
  font-size: 1rem;
  margin-bottom: 16px;
  transition: color 0.3s ease;
}

/* Subtle text brightening on hover */
.box:hover p {
  color: #e3f7fb;
}
/* Sidebar widget base */
.sidebar-widget {
  background: linear-gradient(145deg, #0b1830, #070f1f);
  border: 1px solid rgba(36, 201, 235, 0.12);
  border-radius: 18px;
  padding: 21px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 35px rgba(0, 0, 0, 0.35);
  width: 279px;
  margin-bottom: 15px
}

/* subtle top glow */
.sidebar-widget::before {
  content: "";
  position: absolute;
  inset: -120px -120px auto -120px;
  height: 220px;
  background: radial-gradient(circle, rgba(36, 201, 235, 0.18), transparent 60%);
  pointer-events: none;
  filter: blur(2px);
}

.sidebar-widget + .sidebar-widget {
  margin-top: 18px;
}

.widget-title {
  color: #ffffff;
  font-weight: 650;
  font-size: 1.15rem;
  margin: 0 0 12px;
  letter-spacing: 0.2px;
}

/* Shared text style */
.widget-text,
.sidebar-widget p {
  color: #b9c7db;
  line-height: 1.7;
  margin: 0 0 14px;
  font-size: 0.98rem;
}

/* --- Search widget --- */
.search-field {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(36, 201, 235, 0.14);
  border-radius: 14px;
  padding: 10px 10px 10px 14px;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.search-field:focus-within {
  border-color: rgba(36, 201, 235, 0.45);
  box-shadow: 0 0 0 4px rgba(36, 201, 235, 0.12);
}

.search-field input {
  background: transparent;
  border: 0;
  outline: none;
  color: #eaf7ff;
  width: 100%;
  font-size: 0.98rem;
}

.search-field input::placeholder {
  color: rgba(233, 245, 255, 0.55);
}

.search-field button {
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 12px;
  background: rgba(36, 201, 235, 0.12);
  color: #24c9eb;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.25s ease, color 0.25s ease;
}

.search-field button:hover {
  transform: translateY(-1px);
  background: rgba(36, 201, 235, 0.22);
  color: #e9fbff;
}

.search-suggestions {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  color: rgba(185, 199, 219, 0.85);
  font-size: 0.85rem;
}

.search-suggestions span {
  opacity: 0.9;
}

.search-suggestions a {
  text-decoration: none;
  color: #bfefff;
  border: 1px solid rgba(36, 201, 235, 0.18);
  background: rgba(36, 201, 235, 0.08);
  padding: 6px 10px;
  border-radius: 999px;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.search-suggestions a:hover {
  transform: translateY(-1px);
  border-color: rgba(36, 201, 235, 0.5);
  background: rgba(36, 201, 235, 0.16);
}

/* --- Newsletter widget --- */
.widget-newsletter {
  border-color: rgba(36, 201, 235, 0.16);
}

.widget-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 0.75rem;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: #05202a;
  background: linear-gradient(135deg, #24c9eb, #7ff4ff);
  padding: 6px 10px;
  border-radius: 999px;
  box-shadow: 0 10px 30px rgba(36, 201, 235, 0.25);
}

.newsletter-form input {
  width: 100%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(36, 201, 235, 0.14);
  border-radius: 14px;
  padding: 12px 14px;
  color: #eaf7ff;
  outline: none;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
  margin-bottom: 12px;
}

.newsletter-form input:focus {
  border-color: rgba(36, 201, 235, 0.5);
  box-shadow: 0 0 0 4px rgba(36, 201, 235, 0.12);
}

.newsletter-form input::placeholder {
  color: rgba(233, 245, 255, 0.55);
}

.newsletter-form button {
  width: 100%;
  border: 0;
  border-radius: 14px;
  padding: 12px 14px;
  font-weight: 650;
  color: #06121e;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #24c9eb, #7ff4ff);
  transition: transform 0.2s ease, filter 0.25s ease;
}

.newsletter-form button:hover {
  transform: translateY(-1px);
  filter: brightness(1.05);
}

/* animated glow sweep */
.newsletter-form button .btn-glow {
  position: absolute;
  inset: -40% -60%;
  background: radial-gradient(circle, rgba(255,255,255,0.55), transparent 55%);
  transform: translateX(-30%) rotate(15deg);
  animation: glowSweep 3.8s ease-in-out infinite;
  pointer-events: none;
  opacity: 0.6;
}

@keyframes glowSweep {
  0%   { transform: translateX(-40%) rotate(15deg); opacity: 0.25; }
  50%  { transform: translateX(40%) rotate(15deg);  opacity: 0.65; }
  100% { transform: translateX(-40%) rotate(15deg); opacity: 0.25; }
}

.widget-note {
  display: block;
  margin-top: 10px;
  color: rgba(185, 199, 219, 0.75);
  font-size: 0.82rem;
}

/* Accessibility helper */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}