Web-site/p/assets/main-styles/styles.css

:root {
  color-scheme: dark;
  --bg: #0b1020;
  --bg-soft: rgba(11, 16, 32, 0.72);
  --panel: rgba(17, 25, 49, 0.82);
  --panel-border: rgba(148, 163, 184, 0.18);
  --text: #e5eefc;
  --muted: #9fb0cc;
  --accent: #7dd3fc;
  --accent-strong: #38bdf8;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "Trebuchet MS", "Gill Sans", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(56, 189, 248, 0.24), transparent 28%),
    radial-gradient(circle at right center, rgba(14, 165, 233, 0.14), transparent 32%),
    linear-gradient(160deg, #050816 0%, #0b1020 52%, #08101d 100%);
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: auto;
  border-radius: 999px;
  pointer-events: none;
  filter: blur(18px);
  opacity: 0.6;
}

body::before {
  width: 22rem;
  height: 22rem;
  top: -6rem;
  left: -8rem;
  background: rgba(56, 189, 248, 0.16);
}

body::after {
  width: 18rem;
  height: 18rem;
  right: -4rem;
  bottom: 2rem;
  background: rgba(125, 211, 252, 0.12);
}

.page-shell {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 1.25rem;
  padding: 1rem 0 1.25rem;
}

.site-header,
.site-footer,
.hero,
.card {
  backdrop-filter: blur(18px);
  background: var(--bg-soft);
  border: 1px solid var(--panel-border);
  box-shadow: var(--shadow);
}

.site-header,
.site-footer {
  border-radius: 1.5rem;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.25rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  color: inherit;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 0.95rem;
  background: linear-gradient(145deg, rgba(125, 211, 252, 0.95), rgba(56, 189, 248, 0.45));
  color: #08101d;
  font-weight: 800;
}

.brand-text {
  display: grid;
  line-height: 1.05;
}

.brand-text strong,
.hero h1,
.card h2 {
  font-family: "Georgia", "Palatino Linotype", serif;
}

.brand-text small {
  color: var(--muted);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.site-nav a,
.button {
  border-radius: 999px;
  transition:
    transform 160ms ease,
    background 160ms ease,
    color 160ms ease,
    border-color 160ms ease;
}

.site-nav a {
  padding: 0.7rem 1rem;
  color: var(--muted);
  text-decoration: none;
  border: 1px solid transparent;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--text);
  border-color: rgba(125, 211, 252, 0.4);
  background: rgba(125, 211, 252, 0.08);
}

.site-main {
  display: grid;
  gap: 1.25rem;
  align-content: start;
}

.hero {
  border-radius: 2rem;
  padding: clamp(1.5rem, 3vw, 2.75rem);
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.78rem;
  font-weight: 700;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 4.5rem);
  line-height: 0.98;
  max-width: 12ch;
}

.lead {
  max-width: 62ch;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.7;
  margin: 1rem 0 0;
}

.lead span,
.card span {
  color: var(--text);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.2rem;
  text-decoration: none;
  border: 1px solid rgba(148, 163, 184, 0.22);
  font-weight: 700;
}

.button:hover,
.site-nav a:hover {
  transform: translateY(-1px);
}

.button-primary {
  color: #08101d;
  background: linear-gradient(145deg, var(--accent), var(--accent-strong));
}

.button-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.card {
  border-radius: 1.4rem;
  padding: 1.25rem;
}

.card h2 {
  margin-top: 0;
  margin-bottom: 0.75rem;
  font-size: 1.45rem;
}

.card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.site-footer {
  padding: 1rem 1.25rem;
  color: var(--muted);
}

.site-footer p {
  margin: 0;
}

@media (max-width: 900px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .page-shell {
    width: min(100% - 1rem, 1120px);
    gap: 0.9rem;
    padding-top: 0.5rem;
  }

  .site-header {
    flex-direction: column;
    align-items: stretch;
  }

  .site-nav {
    justify-content: space-between;
  }

  .site-nav a,
  .button {
    width: 100%;
  }
}