:root {
  --bg: #07111f;
  --panel: rgba(10, 17, 30, 0.8);
  --panel-border: rgba(255, 255, 255, 0.08);
  --text: #f5f8ff;
  --muted: #a8b4c8;
  --blue: #1f72ff;
  --red: #ef3b2d;
  --green: #1fbf75;
  --pink: #df4e8f;
  --slate: #7d94b8;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
}

html {
  font-size: 16px;
  min-height: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  font-family: "Trebuchet MS", "Segoe UI", Tahoma, sans-serif;
  background:
    radial-gradient(circle at top, rgba(31, 114, 255, 0.2), transparent 32%),
    radial-gradient(circle at bottom left, rgba(239, 59, 45, 0.22), transparent 30%),
    linear-gradient(160deg, #020711 0%, #08101d 45%, #0d1728 100%);
}

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

button:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(255, 255, 255, 0.7);
  outline-offset: 3px;
}

.linkhub-shell {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  padding: 1rem;
  display: grid;
  place-items: center;
}

.ambient {
  position: absolute;
  border-radius: 999px;
  filter: blur(12px);
  opacity: 0.85;
  pointer-events: none;
}

.ambient-one {
  inset: 3% auto auto -5%;
  width: 10rem;
  height: 10rem;
  background: radial-gradient(circle, rgba(31, 114, 255, 0.45), transparent 70%);
}

.ambient-two {
  inset: auto -12% 6% auto;
  width: 13rem;
  height: 13rem;
  background: radial-gradient(circle, rgba(239, 59, 45, 0.35), transparent 70%);
}

.linkhub-card {
  position: relative;
  z-index: 1;
  width: min(100%, 31rem);
  padding: 1.25rem;
  border: 1px solid var(--panel-border);
  border-radius: 2rem;
  background: linear-gradient(180deg, rgba(16, 24, 40, 0.92), rgba(8, 14, 24, 0.88));
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.brand-lockup {
  text-align: center;
}

.logo-wrap {
  width: 9.5rem;
  max-width: 72%;
  margin: 0 auto 1rem;
  padding: 0.85rem;
  border-radius: 1.5rem;
  background:
    radial-gradient(circle at top, rgba(90, 159, 255, 0.18), transparent 52%),
    linear-gradient(180deg, rgba(249, 252, 255, 0.98), rgba(223, 233, 247, 0.96));
  border: 1px solid rgba(162, 187, 222, 0.9);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.85),
    0 20px 40px rgba(0, 0, 0, 0.2);
}

.brand-logo {
  display: block;
  width: 100%;
  height: auto;
  filter: contrast(1.18) saturate(1.1) drop-shadow(0 3px 10px rgba(18, 41, 87, 0.12));
}

h1 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.05rem, 4.2vw, 2.2rem);
  font-weight: 600;
  font-style: italic;
  line-height: 1.05;
  letter-spacing: 0.015em;
  white-space: nowrap;
  color: #f7f9ff;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.16);
}

.tagline,
.intro {
  margin: 0 auto;
  max-width: 28rem;
}

.tagline {
  margin-top: 0.75rem;
  font-size: 0.78rem;
  font-weight: 600;
  line-height: 1.65;
  color: #e8efff;
}

.intro {
  margin-top: 0.65rem;
  font-size: 0.72rem;
  line-height: 1.65;
  color: var(--muted);
}

.link-grid {
  display: grid;
  gap: 0.85rem;
  margin-top: 1.2rem;
}

.link-tile {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.9rem;
  align-items: center;
  padding: 1rem;
  border-radius: 1.2rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.link-tile:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.06);
}

.link-tile[data-accent="blue"]:hover {
  border-color: rgba(31, 114, 255, 0.55);
}

.link-tile[data-accent="green"]:hover {
  border-color: rgba(31, 191, 117, 0.55);
}

.link-tile[data-accent="pink"]:hover {
  border-color: rgba(223, 78, 143, 0.55);
}

.link-tile[data-accent="slate"]:hover {
  border-color: rgba(125, 148, 184, 0.55);
}

.link-tile[data-accent="red"]:hover {
  border-color: rgba(239, 59, 45, 0.55);
}

.link-icon {
  width: 3rem;
  height: 3rem;
  display: grid;
  place-items: center;
  border-radius: 1rem;
  color: #fff;
  background: linear-gradient(135deg, rgba(31, 114, 255, 0.95), rgba(9, 33, 84, 0.95));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14);
}

.link-tile[data-accent="green"] .link-icon {
  background: linear-gradient(135deg, #19b66d, #0f6140);
}

.link-tile[data-accent="pink"] .link-icon {
  background: linear-gradient(135deg, #f65496, #7428a9);
}

.link-tile[data-accent="slate"] .link-icon {
  background: linear-gradient(135deg, #7d94b8, #334761);
}

.link-tile[data-accent="red"] .link-icon {
  background: linear-gradient(135deg, #ef3b2d, #9c2218);
}

.link-icon svg {
  width: 1.35rem;
  height: 1.35rem;
}

.link-copy {
  display: grid;
  gap: 0.2rem;
}

.link-copy strong {
  font-size: 1rem;
  font-weight: 700;
}

.link-copy span {
  font-size: 0.88rem;
  color: var(--muted);
}

.link-arrow {
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #d9e6ff;
}

.mini-footer {
  margin-top: 1rem;
  text-align: center;
  color: rgba(216, 227, 248, 0.72);
  font-size: 0.8rem;
}

@media (min-width: 768px) {
  .linkhub-shell {
    padding: 2rem;
  }

  .linkhub-card {
    width: min(100%, 62rem);
    padding: 2rem;
  }

  .logo-wrap {
    width: 13rem;
  }

  h1 {
    font-size: clamp(1.6rem, 4vw, 3rem);
  }

  .tagline {
    font-size: 1rem;
  }

  .intro {
    font-size: 0.95rem;
  }

  .link-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 2rem;
  }
}