:root {
  color-scheme: dark;
  --bg-base: #020617;
  --text-primary: #e5e7eb;
  --text-secondary: #9aa7bd;
  --accent: #9bb7a0;
  --accent-soft: rgba(155, 183, 160, 0.18);
  --panel-bg: rgba(3, 8, 24, 0.66);
  --panel-border: rgba(155, 183, 160, 0.2);
  --panel-shadow: rgba(1, 4, 14, 0.65);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background-color: var(--bg-base);
  background-image: radial-gradient(
      circle at center,
      transparent 40%,
      rgba(0, 0, 0, 0.6) 100%
    ),
    conic-gradient(
      from 260deg at 35% 40%,
      #0b0f2b,
      #0f1c4a,
      #143b6a,
      #1f6f8b,
      #4fa3a5,
      #9bb7a0,
      #b18b5c,
      #0b0f2b
    );
  color: var(--text-primary);
  font-family: "Space Grotesk", "Avenir Next", "Avenir", "Segoe UI",
    "Helvetica Neue", Arial, sans-serif;
  font-weight: 300;
  letter-spacing: 0.01em;
  overflow-x: hidden;
  overflow-y: auto;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: linear-gradient(
      90deg,
      rgba(255, 255, 255, 0.03) 1px,
      transparent 1px
    ),
    linear-gradient(
      0deg,
      rgba(255, 255, 255, 0.03) 1px,
      transparent 1px
    );
  background-size: 180px 180px;
  opacity: 0.3;
  pointer-events: none;
  z-index: 0;
}

.background-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
}

.light {
  position: absolute;
  width: 2px;
  height: 2px;
  opacity: 0;
  background-color: rgba(233, 241, 241, 0.35);
  box-shadow: 0 0 20px 6px rgba(233, 241, 241, 0.45);
  top: 100vh;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
}

.x1 {
  animation: floatUp 4s infinite linear;
  transform: scale(1);
}

.x2 {
  animation: floatUp 7s infinite linear;
  transform: scale(1.6);
  left: 15%;
}

.x3 {
  animation: floatUp 2.5s infinite linear;
  transform: scale(0.5);
  left: -15%;
}

.x4 {
  animation: floatUp 4.5s infinite linear;
  transform: scale(1.2);
  left: -34%;
}

.x5 {
  animation: floatUp 8s infinite linear;
  transform: scale(2.2);
  left: -57%;
}

.x6 {
  animation: floatUp 3s infinite linear;
  transform: scale(0.8);
  left: -81%;
}

.x7 {
  animation: floatUp 5.3s infinite linear;
  transform: scale(3.2);
  left: 37%;
}

.x8 {
  animation: floatUp 4.7s infinite linear;
  transform: scale(1.7);
  left: 62%;
}

.x9 {
  animation: floatUp 4.1s infinite linear;
  transform: scale(0.9);
  left: 85%;
}

@keyframes floatUp {
  0% {
    top: 100vh;
    opacity: 0;
  }
  25% {
    opacity: 1;
  }
  50% {
    top: 0;
    opacity: 0.8;
  }
  75% {
    opacity: 1;
  }
  100% {
    top: -100vh;
    opacity: 0;
  }
}

.shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px;
  position: relative;
  z-index: 2;
}

.panel {
  width: min(980px, 100%);
  text-align: center;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 22px;
}

.logo {
  height: 34px;
  width: auto;
  opacity: 0.9;
}

.wordmark {
  font-size: clamp(18px, 2.2vw, 26px);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-weight: 200;
  color: var(--text-primary);
}

.panel-card {
  padding: clamp(40px, 6.5vw, 72px);
  border-radius: 32px;
  border: 1px solid var(--panel-border);
  background: var(--panel-bg);
  backdrop-filter: blur(18px);
  box-shadow: 0 32px 80px var(--panel-shadow);
  display: grid;
  gap: 22px;
  justify-items: center;
  text-align: center;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(12px, 2.5vw, 22px);
  align-items: center;
  justify-items: center;
}

.hero-copy {
  display: grid;
  gap: 18px;
  justify-items: center;
}

.hero-copy .primary-link {
  margin-top: 90px;
  margin-bottom: 27px;
}

.slogan {
  margin: 0;
  font-size: clamp(42px, 5.4vw, 55px);
  line-height: 1.28;
  letter-spacing: 0.01em;
  text-transform: none;
  font-weight: 400;
  color: var(--text-primary);
  font-family: "Lato", "Space Grotesk", "Avenir Next", "Avenir", "Segoe UI",
    "Helvetica Neue", Arial, sans-serif;
}

.intro {
  margin: 0;
  max-width: 760px;
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.65;
  font-weight: 300;
  color: var(--text-secondary);
  text-wrap: balance;
}

.hero-actions {
  display: grid;
  gap: 18px;
  align-content: center;
  justify-items: center;
}

.primary-link {
  color: var(--accent);
  text-decoration: none;
  font-size: 17px;
  letter-spacing: 0.06em;
  text-transform: none;
  padding: 12px 24px;
  border: 1px solid var(--accent-soft);
  border-radius: 999px;
  background: rgba(2, 6, 23, 0.45);
  transition: border-color 0.2s ease, color 0.2s ease,
    background-color 0.2s ease;
  width: fit-content;
}

.primary-link:hover,
.primary-link:focus-visible {
  border-color: var(--accent);
  color: #d7e4d8;
  background-color: rgba(2, 6, 23, 0.7);
}

.subtle-divider {
  height: 1px;
  width: min(160px, 60%);
  background: linear-gradient(
    90deg,
    rgba(155, 183, 160, 0.45),
    rgba(155, 183, 160, 0.05)
  );
}

.feature-block {
  width: 100%;
  display: grid;
  gap: 18px;
  align-items: center;
  margin-top: -8px;
}

.feature-title {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: rgba(229, 231, 235, 0.7);
  grid-column: 1 / -1;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 48px 18px;
  width: 100%;
  padding: 32px 20px 64px;
  border-radius: 20px;
  border: 1px solid rgba(155, 183, 160, 0.18);
  background: rgba(2, 6, 23, 0.35);
}

.feature-item {
  display: grid;
  gap: 6px;
  justify-items: center;
  text-align: center;
}

.feature-value {
  font-size: 28px;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: 0.02em;
}

.feature-label {
  font-size: 13px;
  color: rgba(229, 231, 235, 0.7);
  line-height: 1.4;
}

.contact-line {
  margin: 0;
  font-size: clamp(16px, 2vw, 19px);
  color: rgba(155, 183, 160, 0.9);
  letter-spacing: 0.02em;
  line-height: 1.55;
  display: grid;
  gap: 6px;
  justify-items: center;
}

.contact-copy {
  display: block;
}

.contact-email {
  color: #e6f0e8;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
  margin-left: 6px;
}

.contact-email:hover,
.contact-email:focus-visible {
  border-color: rgba(229, 231, 235, 0.7);
  color: #ffffff;
}

@media (max-width: 520px) {
  .shell {
    padding: 32px 20px;
  }

  .brand {
    gap: 18px;
  }

  .wordmark {
    letter-spacing: 0.2em;
  }

  .logo {
    height: 28px;
  }

  .hero {
    grid-template-columns: 1fr;
  }

  .slogan {
    font-size: clamp(32px, 9vw, 40px);
    line-height: 1.22;
  }

  .hero-copy .primary-link {
    margin-top: 48px;
    margin-bottom: 18px;
  }

  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding: 28px 16px 40px;
    gap: 32px 14px;
  }

  .contact-line {
    font-size: clamp(15px, 4.2vw, 17px);
  }
}