/* ── Base & Reset ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; -webkit-font-smoothing: antialiased; }

/* ── Navbar scroll state ── */
#nav.scrolled {
  background: rgba(242, 253, 245, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(0, 14, 84, 0.06);
}

.nav-link { position: relative; }
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: #0fbf6b;
  transition: width 0.3s ease;
}
.nav-link:hover::after { width: 100%; }

/* ── Hero blobs ── */
.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  animation: blobFloat 8s ease-in-out infinite;
}
.blob-1 {
  width: 500px; height: 500px;
  background: #3dd18a;
  top: -10%; left: -8%;
  animation-delay: 0s;
}
.blob-2 {
  width: 400px; height: 400px;
  background: #5084ff;
  bottom: -5%; right: -5%;
  animation-delay: -3s;
}
.blob-3 {
  width: 250px; height: 250px;
  background: #7ee2b1;
  top: 30%; right: 15%;
  animation-delay: -5s;
}
@keyframes blobFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.05); }
  66% { transform: translate(-20px, 15px) scale(0.95); }
}

/* ── Hero entrance ── */
.hero-tag {
  opacity: 0;
  animation: fadeUp 0.8s ease forwards;
  animation-delay: 0.2s;
}
.hero-headline {
  opacity: 0;
  animation: fadeUp 0.8s ease forwards;
  animation-delay: 0.4s;
}
.hero-subtitle {
  opacity: 0;
  animation: fadeUp 0.8s ease forwards;
  animation-delay: 0.6s;
}
.hero-ctas {
  opacity: 0;
  animation: fadeUp 0.8s ease forwards;
  animation-delay: 0.8s;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Buttons ── */
.btn-primary, .btn-secondary {
  position: relative;
  overflow: hidden;
}
.btn-primary::before, .btn-secondary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.btn-primary:hover::before, .btn-secondary:hover::before { opacity: 1; }

/* ── Pills ── */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: rgba(0, 14, 84, 0.06);
  border: 1px solid rgba(0, 14, 84, 0.1);
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 500;
  color: #001d8f;
  transition: all 0.2s ease;
}
.pill:hover {
  background: rgba(0, 14, 84, 0.1);
  border-color: rgba(0, 14, 84, 0.2);
  transform: translateY(-1px);
}

/* ── Scroll reveal ── */
.reveal-up, .reveal-left, .reveal-right {
  /* Default visible — JS adds animated state */
}
.reveal-up.animated, .reveal-left.animated, .reveal-right.animated {
  animation: revealIn 0.7s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.reveal-left.animated { animation-name: revealLeft; }
.reveal-right.animated { animation-name: revealRight; }

@keyframes revealIn {
  from { opacity: 0; transform: translateY(32px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes revealLeft {
  from { opacity: 0; transform: translateX(-40px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes revealRight {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  .reveal-up.animated, .reveal-left.animated, .reveal-right.animated {
    animation: none;
    opacity: 1;
    transform: none;
  }
  html { scroll-behavior: auto; }
  .hero-tag, .hero-headline, .hero-subtitle, .hero-ctas {
    animation: none;
    opacity: 1;
  }
  .hero-blob { animation: none; }
}

/* ── Mobile menu ── */
#mobile-menu.open { opacity: 1 !important; pointer-events: all !important; }
#menu-toggle[aria-expanded="true"] #bar1 { transform: translateY(6px) rotate(45deg); }
#menu-toggle[aria-expanded="true"] #bar2 { opacity: 0; }
#menu-toggle[aria-expanded="true"] #bar3 { transform: translateY(-6px) rotate(-45deg); }

/* ── Menu list hover ── */
#menu ul li:hover { transform: translateX(4px); transition: transform 0.2s ease; }
#menu ul li { transition: transform 0.2s ease; }

/* ── Custom scrollbar ── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #f2fdf5; }
::-webkit-scrollbar-thumb { background: #bdf0d3; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #7ee2b1; }