:root {
  --bg: #ffffff;
  --ink: #1a1a1a;
  --ink-soft: #6b7280;
  --ink-faint: #aab2bd;
  --line: #ececec;
  --accent: #42aaeb;
  --accent-deep: #0689dc;
  --accent-ring: #cfe8f9;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html, body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'Roboto', -apple-system, system-ui, sans-serif;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
}

header {
  padding: 1.75rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--ink-faint);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 500;
  border-bottom: 1px solid var(--accent-ring);
}

main {
  max-width: 540px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

/* Hero */
.hero {
  text-align: center;
  padding: 3.5rem 1rem 4rem;
  position: relative;
}

.hero-dots {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 480px;
  height: 480px;
  max-width: 90vw;
  max-height: 90vw;
  pointer-events: none;
  z-index: 0;
  background-image: radial-gradient(circle, var(--accent) 1px, transparent 1.5px);
  background-size: 22px 22px;
  -webkit-mask-image: radial-gradient(circle, #000 0%, #000 25%, transparent 65%);
  mask-image: radial-gradient(circle, #000 0%, #000 25%, transparent 65%);
  opacity: 0.7;
  animation: dotsPulse 6s ease-in-out infinite;
}

.hero > *:not(.hero-dots) {
  position: relative;
  z-index: 1;
}

.logo {
  width: 92px;
  height: 92px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition);
  animation: fadeUp 0.7s ease-out backwards;
}

.logo:hover { transform: scale(1.05); }

.logo img { width: 100%; height: 100%; object-fit: contain; }

.hero h1 {
  font-weight: 300;
  font-size: clamp(2rem, 5vw, 2.8rem);
  letter-spacing: -0.01em;
  margin-bottom: 0.5rem;
  animation: fadeUp 0.7s ease-out 0.1s backwards;
}

.hero p {
  color: var(--ink-soft);
  font-size: 0.98rem;
  font-weight: 300;
  animation: fadeUp 0.7s ease-out 0.2s backwards;
}

/* List of links */
.links {
  display: flex;
  flex-direction: column;
}

.card {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.4rem 0.5rem;
  text-decoration: none;
  color: inherit;
  border-bottom: 1px solid var(--line);
  transition: padding var(--transition);
  position: relative;
  animation: fadeUp 0.5s ease-out backwards;
}

.card:first-child { border-top: 1px solid var(--line); }

.links .card:nth-child(1) { animation-delay: 0.3s; }
.links .card:nth-child(2) { animation-delay: 0.36s; }
.links .card:nth-child(3) { animation-delay: 0.42s; }
.links .card:nth-child(4) { animation-delay: 0.48s; }
.links .card:nth-child(5) { animation-delay: 0.54s; }
.links .card:nth-child(6) { animation-delay: 0.60s; }
.links .card:nth-child(7) { animation-delay: 0.66s; }
.links .card:nth-child(8) { animation-delay: 0.72s; }

.card:hover { padding-left: 1rem; }

.card-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: #fff;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  font-weight: 500;
  font-size: 1rem;
  color: var(--accent-deep);
  border: 2px solid var(--accent-ring);
  transition: border-color var(--transition);
}

.card:hover .card-icon { border-color: var(--accent); }

.card-icon img { width: 76%; height: 76%; object-fit: contain; }

.card-icon.placeholder {
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  border-color: var(--accent-ring);
}

.card-text { flex: 1; min-width: 0; }

.card-title {
  font-weight: 500;
  font-size: 1rem;
  margin-bottom: 0.1rem;
}

.card-desc {
  font-size: 0.82rem;
  font-weight: 300;
  color: var(--ink-soft);
}

.card-arrow {
  color: var(--ink-faint);
  font-size: 1rem;
  transition: transform var(--transition), color var(--transition);
}

.card:hover .card-arrow {
  color: var(--accent);
  transform: translateX(4px);
}

/* Footer */
footer {
  padding: 2rem;
  text-align: center;
  font-size: 0.72rem;
  color: var(--ink-faint);
  letter-spacing: 0.1em;
}

footer a { color: var(--ink-faint); text-decoration: none; transition: color var(--transition); }
footer a:hover { color: var(--accent); }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes dotsPulse {
  0%, 100% { opacity: 0.3; transform: translate(-50%, -50%) scale(1); }
  50%      { opacity: 0.55; transform: translate(-50%, -50%) scale(1.06); }
}

@media (max-width: 600px) {
  header { padding: 1.25rem; font-size: 0.68rem; }
  .hero { padding: 2rem 0.5rem 2.5rem; }
  .logo { width: 78px; height: 78px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}