:root {
  color-scheme: dark;
  font-family: "Poppins", "Segoe UI", system-ui, sans-serif;
  --bg: #00141a;
  --panel: rgba(0, 55, 66, 0.5);
  --panel-strong: rgba(0, 90, 106, 0.6);
  --line: rgba(0, 255, 194, 0.25);
  --accent-a: #00f5ff;
  --accent-b: #00ff9b;
  --accent-c: #7dd3fc;
  --text: #f6ffff;
  --muted: rgba(246, 255, 255, 0.7);
  --shadow-soft: 0 10px 35px rgba(0, 0, 0, 0.35);
  --shadow-strong: 0 18px 45px rgba(0, 255, 210, 0.25);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top, #003445 0%, #00141a 60%);
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

.neo-shell {
  max-width: 640px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 18px 18px 36px;
  gap: 24px;
}

.neo-main {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.lead-banner {
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 22px;
  background: linear-gradient(135deg, rgba(255, 111, 248, 0.1), rgba(0, 255, 168, 0.08));
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.lead-logo {
  text-align: center;
  margin-bottom: 3px;
}

.lead-logo img {
  width: 170px;
  height: auto;
  display: inline-block;
}

.lead-promos {
  display: grid;
  grid-template-columns: minmax(0, 352px) minmax(0, 354px);
  gap: 16px;
  width: min(100%, 720px);
  margin: 0 auto;
}

.lead-title {
  text-align: center;
}

.promo-main img,
.promo-small img {
  width: 100%;
  border-radius: 16px;
  object-fit: cover;
  display: block;
}

.promo-main img {
  aspect-ratio: 352 / 216;
}

.promo-small img {
  aspect-ratio: 354 / 100;
}

.promo-side {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.promo-small {
  display: block;
  border-radius: 12px;
  overflow: hidden;
}

.lead-icons {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding: 10px 0;
  margin-top: 6px;
  -webkit-overflow-scrolling: touch;
}

.lead-icon {
  flex: 0 0 56px;
  width: 56px;
  height: 56px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  overflow: hidden;
}

.lead-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

@media (max-width: 640px) {
  .lead-promos {
    grid-template-columns: 0.55fr 0.45fr;
    grid-template-rows: auto auto;
    width: 100%;
  }

  .promo-main {
    grid-column: 1 / 2;
    grid-row: 1 / 3;
  }

  .promo-side {
    grid-column: 2 / 3;
    grid-row: 1 / 3;
    gap: 12px;
    justify-content: center;
  }

  .lead-icon {
    flex: 0 0 52px;
    width: 52px;
    height: 52px;
  }
}

.lead-title {
  text-align: center;
}

.lead-banner h1 {
  font-size: 1.3rem;
  line-height: 1.35;
  margin: 6px 0;
}

.lead-banner h1 span {
  color: #ffb347;
}

.lead-desc {
  margin: 0;
  color: var(--muted);
}

.grid-section {
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 18px;
  background: rgba(0, 10, 16, 0.8);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.grid-head p {
  margin: 0;
}

.grid-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.grid-card {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  padding: 12px;
  text-align: center;
  background: rgba(255, 255, 255, 0.02);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.grid-card:hover {
  transform: translateY(-3px);
  border-color: var(--line);
}

.grid-card img {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  object-fit: cover;
  margin: 0 auto;
}

.grid-card strong {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid rgba(0, 255, 168, 0.25);
  background: rgba(0, 0, 0, 0.35);
  font-size: 0.75rem;
  color: var(--text);
  min-width: 70px;
  box-shadow: inset 0 0 12px rgba(0, 255, 170, 0.15);
}

.feature-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
}

.feature-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 9px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.03);
  font-size: 0.7rem;
  color: var(--muted);
  white-space: normal;
}

.pill-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #ffb347;
  display: inline-block;
}

.pillars-section {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.pillars-section article {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  padding: 14px;
  background: rgba(0, 0, 0, 0.35);
  font-size: 0.8rem;
  color: var(--muted);
}

.pillars-section h3 {
  margin: 0 0 6px 0;
  color: var(--text);
  font-size: 0.9rem;
}

.neo-footer {
  text-align: center;
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.8rem;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-socials {
  display: flex;
  justify-content: center;
  gap: 12px;
}

.footer-socials a {
  display: inline-flex;
  padding: 6px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.footer-socials a:hover {
  transform: translateY(-2px);
  border-color: var(--line);
}

@media (max-width: 520px) {
  .grid-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .pillars-section {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 360px) {
  .grid-list {
    grid-template-columns: repeat(1, 1fr);
  }
  .pillars-section {
    grid-template-columns: 1fr;
  }

  .lead-icon {
    flex: 0 0 48px;
    width: 48px;
    height: 48px;
  }
}

@media (min-width: 640px) {
  .lead-icon {
    flex: 0 0 64px;
    width: 64px;
    height: 64px;
  }
}