html {
  scroll-behavior: smooth;
}

html,
body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  background: #000;
}

body {
  font-family: "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: #e7eefc;
}

#mainNav {
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
  background-color: transparent;
  --logo-height: clamp(1.8rem, 1.6vw + 1rem, 2.4rem);
  --logo-scale: 1;
  --logo-shift-x: 0px;
  --logo-shift-y: 0px;
  --logo-radius: 14px;
  --nav-glass-bg: rgba(6, 10, 18, 0.68);
  --nav-glass-border: rgba(255, 255, 255, 0.14);
  --nav-glass-text: #f8fafc;
  --nav-glass-text-strong: #ffffff;
  --nav-glass-blur: 14px;
  --bs-navbar-toggler-icon-bg: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%23ffffff' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

#mainNav .container {
  width: calc(100% - 2rem);
  max-width: 72rem;
  margin: 0 auto;
  padding: 0.35rem 1.1rem;
  border-radius: 0.85rem;
  background-color: var(--nav-glass-bg);
  border: 1px solid var(--nav-glass-border);
  backdrop-filter: blur(var(--nav-glass-blur));
  -webkit-backdrop-filter: blur(var(--nav-glass-blur));
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
}

#mainNav .navbar-toggler {
  padding: 0.5rem 0.65rem;
  font-size: 0.75rem;
  font-family: "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--nav-glass-text-strong);
  border-color: rgba(15, 23, 42, 0.2);
}

#mainNav .navbar-brand {
  color: var(--nav-glass-text-strong);
  font-family: "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-weight: 600;
  letter-spacing: 0.0625em;
  text-transform: uppercase;
}

#mainNav .navbar-brand img {
  height: var(--logo-height);
  width: auto;
  max-height: 100%;
  display: block;
  transform: translate(var(--logo-shift-x), var(--logo-shift-y)) scale(var(--logo-scale));
  transform-origin: left center;
  border-radius: var(--logo-radius);
}

#mainNav .navbar-nav .nav-item .nav-link {
  font-family: "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--nav-glass-text);
  letter-spacing: 0.0625em;
}

#mainNav .navbar-nav .nav-item .nav-link.active,
#mainNav .navbar-nav .nav-item .nav-link:hover {
  color: var(--nav-glass-text-strong);
}

.hero {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(6rem, 12vh, 8.5rem) 6vw 6rem;
  color: #f3f5fb;
  font-family: system-ui, -apple-system, "Segoe UI", "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif;
  --hero-shift: -20vw;
  scroll-margin-top: 6rem;
}

.hero-inner {
  width: min(960px, 92vw);
  margin: 0 auto;
  transform: translateX(var(--hero-shift));
}

.hero-panel {
  position: relative;
  z-index: 0;
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.2rem;
  padding: clamp(1.2rem, 1.4vw + 0.6rem, 1.9rem) clamp(1.5rem, 2.4vw, 2.6rem);
  width: fit-content;
  max-width: min(44rem, 92vw);
  background: linear-gradient(120deg, rgba(9, 14, 24, 0.72), rgba(9, 14, 24, 0.35));
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 1.4rem;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
  isolation: isolate;
  transform-style: preserve-3d;
  transform-origin: center;
  will-change: transform;
  --hero-tilt-x: 0deg;
  --hero-tilt-y: 0deg;
  --hero-tilt-z: 18px;
  --hero-spec-x: 50%;
  --hero-spec-y: 30%;
  transform: perspective(900px) rotateX(var(--hero-tilt-x)) rotateY(var(--hero-tilt-y)) translateZ(var(--hero-tilt-z));
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(
    140% 120% at var(--hero-spec-x) var(--hero-spec-y),
    rgba(255, 255, 255, 0.2),
    rgba(255, 255, 255, 0.08) 40%,
    rgba(255, 255, 255, 0) 70%
  );
  opacity: 0.45;
  pointer-events: none;
  z-index: 0;
}

.hero-panel::after {
  content: "";
  position: absolute;
  inset: -18px -26px;
  border-radius: 2rem;
  background: radial-gradient(120% 100% at 20% 0%, rgba(22, 30, 48, 0.55), rgba(9, 14, 24, 0) 60%),
    radial-gradient(120% 120% at 100% 100%, rgba(8, 12, 20, 0.55), rgba(8, 12, 20, 0) 65%);
  filter: blur(18px);
  opacity: 0.8;
  z-index: -1;
  pointer-events: none;
}

.hero-panel > * {
  position: relative;
  z-index: 1;
}

.hero-title {
  margin: 0;
  font-size: clamp(2.8rem, 6.8vw, 6rem);
  line-height: 0.9;
  letter-spacing: 0.015em;
  font-weight: 750;
  text-shadow: 0 0 18px rgba(170, 200, 255, 0.18);
}

.hero-line {
  display: block;
}

.hero-subhead {
  margin: 0;
  font-size: clamp(1rem, 1.2vw + 0.7rem, 1.25rem);
  letter-spacing: 0.02em;
  color: rgba(226, 232, 240, 0.7);
  text-shadow: 0 0 16px rgba(140, 175, 235, 0.15);
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.5rem;
  border-radius: 999px;
  border: 1px solid rgba(248, 250, 252, 0.24);
  background: rgba(248, 250, 252, 0.08);
  color: #f8fafc;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-decoration: none;
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.35);
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease, background 0.25s ease;
  text-shadow: 0 0 12px rgba(180, 210, 255, 0.18);
}

.hero-cta:hover,
.hero-cta:focus-visible {
  border-color: rgba(248, 250, 252, 0.45);
  background: rgba(248, 250, 252, 0.12);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.2), 0 12px 26px rgba(96, 140, 255, 0.25);
  transform: translateY(-1px);
}

.section,
.site-footer {
  position: relative;
  z-index: 2;
}

.section {
  padding: clamp(4rem, 9vh, 6.5rem) 0;
  background: rgba(6, 10, 18, 0.85);
  scroll-margin-top: 6rem;
}

.section-inner {
  width: min(68rem, 90vw);
  margin: 0 auto;
}

.section-title {
  margin: 0 0 1.5rem;
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 650;
  letter-spacing: 0.02em;
  color: #f8fafc;
}

.section-text {
  margin: 0 0 1.6rem;
  max-width: 44rem;
  font-size: clamp(1rem, 1vw + 0.55rem, 1.15rem);
  line-height: 1.6;
  color: rgba(226, 232, 240, 0.78);
}

.section-list {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: clamp(1rem, 1vw + 0.5rem, 1.1rem);
  color: rgba(226, 232, 240, 0.78);
}

.section-list li {
  padding: 0.55rem 0;
}

.section-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.6rem;
  border-radius: 999px;
  border: 1px solid rgba(248, 250, 252, 0.24);
  background: rgba(248, 250, 252, 0.08);
  color: #f8fafc;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-decoration: none;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.35);
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease, background 0.25s ease;
}

.section-cta:hover,
.section-cta:focus-visible {
  border-color: rgba(248, 250, 252, 0.45);
  background: rgba(248, 250, 252, 0.12);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.2), 0 12px 26px rgba(96, 140, 255, 0.22);
  transform: translateY(-1px);
}

.site-footer {
  padding: 2.5rem 0 3rem;
  background: rgba(6, 10, 18, 0.92);
}

.footer-text {
  margin: 0;
  color: rgba(226, 232, 240, 0.7);
  font-size: 0.95rem;
}

.footer-link {
  color: rgba(226, 232, 240, 0.9);
  text-decoration: none;
}

.footer-link:hover,
.footer-link:focus-visible {
  color: #ffffff;
}

.js-ready .hero [data-hero-anim] {
  opacity: 0;
  transform: translateY(12px);
}

.hero.hero--animate [data-hero-anim] {
  animation: heroFadeUp 0.7s ease forwards;
  animation-delay: var(--delay, 0ms);
}

@keyframes heroFadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (min-width: 992px) {
  #mainNav {
    padding-top: 0.9rem;
    padding-bottom: 0.9rem;
    border: none;
    background-color: transparent;
    transition: padding-top 0.3s ease-in-out, padding-bottom 0.3s ease-in-out;
  }

  #mainNav .navbar-brand {
    font-size: 1.5em;
    transition: font-size 0.3s ease-in-out;
  }

  #mainNav .navbar-brand img {
    transition: height 0.3s ease-in-out;
  }

  #mainNav.navbar-shrink {
    padding-top: 0.55rem;
    padding-bottom: 0.55rem;
    background-color: transparent;
  }

  #mainNav.navbar-shrink .container {
    padding: 0.3rem 1rem;
  }

  #mainNav.navbar-shrink .navbar-brand {
    font-size: 1.25em;
  }

  #mainNav.navbar-shrink .navbar-brand svg,
  #mainNav.navbar-shrink .navbar-brand img {
    height: calc(var(--logo-height) * 0.75);
  }

  #mainNav .navbar-nav .nav-item {
    margin-right: 1rem;
  }

  #mainNav .navbar-nav .nav-item:last-child {
    margin-right: 0;
  }
}

@media (max-width: 720px) {
  .hero {
    padding: 5.5rem 6vw 4rem;
    --hero-shift: -1vw;
  }

  .hero-panel {
    padding: 1rem 1.3rem;
    border-radius: 1.1rem;
  }

  .hero-title {
    font-size: clamp(2.2rem, 9.5vw, 3.6rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero [data-hero-anim] {
    opacity: 1;
    transform: none;
    animation: none;
  }

  .hero-cta {
    transition: none;
  }
}

#scene,
#stars {
  display: block;
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  touch-action: pan-y;
}

#scene {
  z-index: 0;
}

#stars {
  z-index: 1;
  pointer-events: none;
}