/* Brighter, refined palette */
:root {
  --nb-primary: #4f72ff;
  --nb-primary-deep: #3558e8;
  --nb-primary-soft: #e8edff;
  --nb-bg-page: #f8faff;
  --nb-bg-section: #eef2fc;
  --nb-nav: rgba(252, 253, 255, 0.92);
  --nb-icon-glow: 0 14px 36px rgba(79, 114, 255, 0.28);
  --bs-primary: #4f72ff;
  --bs-primary-rgb: 79, 114, 255;
  --bs-link-color: #4f72ff;
  --bs-link-hover-color: #3558e8;
}

body {
  font-family: Raleway, sans-serif;
  background: linear-gradient(165deg, #fcfdff 0%, #f5f8ff 42%, #eef2fb 100%);
  color: #1e293b;
  min-height: 100vh;
}

.bg-nav {
  background: var(--nb-nav) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(79, 114, 255, 0.06);
}

.mt--2 {
  margin-top: -0.5rem !important;
}

.hr-dotted {
  border-top: 1px dotted;
  opacity: .25;
}

.navbar-light .navbar-nav .nav-link {
  color: #334155 !important;
  font-size: 16px;
  font-weight: 600;
  transition: color 0.35s ease, opacity 0.35s ease;
}

.navbar-light .navbar-nav .nav-link:hover {
  color: var(--nb-primary) !important;
}

/* Feature icons: bright layered gradient + soft lift */
.feature-icon-1 {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 5rem;
  height: 5rem;
  font-size: 3rem;
  color: #fff;
  border-radius: 100%;
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: var(--nb-icon-glow), inset 0 1px 0 rgba(255, 255, 255, 0.35);
  text-shadow: 0 1px 2px rgba(15, 23, 42, 0.08);
}

.feature-icon-1.bg-primary.bg-gradient {
  background: linear-gradient(
    145deg,
    #a8c4ff 0%,
    #7ca3ff 38%,
    #5b86ff 72%,
    #4f72ff 100%
  ) !important;
}

.btn-social-media {
  color: #4f5b8a;
  background: linear-gradient(180deg, #e8ebf8 0%, #dce1f4 100%);
  border: 1px solid rgba(79, 114, 255, 0.12);
  width: 2rem;
  height: 2rem;
  padding: 1.2rem;
  text-align: center;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 100%;
  transition: color 0.3s ease, box-shadow 0.3s ease, transform 0.25s ease, border-color 0.3s ease;
}

.btn-social-media:hover {
  color: #fff;
  background: linear-gradient(145deg, #8aa6ff 0%, #5b86ff 55%, #4f72ff 100%);
  border-color: rgba(255, 255, 255, 0.35);
  box-shadow: 0 10px 24px rgba(79, 114, 255, 0.35);
  transform: translateY(-2px);
}

/* Section backgrounds (Bootstrap bg-light) — airy tint */
.bg-light {
  background-color: var(--nb-bg-section) !important;
}

/* Primary buttons — slightly brighter fill */
.btn-primary {
  background: linear-gradient(180deg, #6b8cff 0%, #4f72ff 55%, #3d62f0 100%);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 8px 22px rgba(79, 114, 255, 0.32);
  transition: box-shadow 0.3s ease, transform 0.2s ease, filter 0.2s ease;
}

.btn-primary:hover,
.btn-primary:focus {
  background: linear-gradient(180deg, #7c9aff 0%, #5b7fff 50%, #4f72ff 100%);
  border-color: rgba(255, 255, 255, 0.35);
  box-shadow: 0 12px 28px rgba(79, 114, 255, 0.4);
  transform: translateY(-1px);
  filter: brightness(1.02);
}

.btn-primary:active {
  transform: translateY(0);
}

/* Cards on Visi / expertise — softer lift */
.card.shadow-sm {
  box-shadow: 0 8px 28px rgba(15, 23, 42, 0.06) !important;
  border: 1px solid rgba(79, 114, 255, 0.05);
}

/* Visi & Misi: bright frosted panels */
#about .card.bg-light {
  background: rgba(255, 255, 255, 0.94) !important;
  border: 1px solid rgba(79, 114, 255, 0.1) !important;
  box-shadow: 0 16px 44px rgba(79, 114, 255, 0.08) !important;
}

/* Softer brand chips (solution section icons) */
.text-primary {
  color: var(--nb-primary) !important;
}

.nb-tint-rose {
  color: #fb8ba8 !important;
  filter: drop-shadow(0 2px 10px rgba(251, 139, 168, 0.28));
}

.nb-tint-azure {
  color: #6eb0ff !important;
  filter: drop-shadow(0 2px 10px rgba(110, 176, 255, 0.28));
}

.nb-tint-slate {
  color: #8fa3d2 !important;
  filter: drop-shadow(0 2px 8px rgba(143, 163, 210, 0.22));
}

/* Footer */
.footer .copyright a {
  color: #ee5050;
  text-decoration: none;
}

.footer .copyright a:hover {
  color: #eb2d2d;
}

.footer .link a {
  color: #212529;
  text-decoration: none;
}

.footer .link a:hover {
  color: var(--nb-primary);
}

/* Language toggle buttons */
.lang-toggle-btn {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.6rem;
  border-radius: 0.375rem;
  transition: all 0.2s ease;
}

.lang-toggle-btn.active {
  background: var(--nb-primary);
  color: #fff;
  border-color: var(--nb-primary);
}

.lang-toggle-btn:hover:not(.active) {
  background: var(--nb-primary-soft);
  border-color: var(--nb-primary);
}