:root {
  --paper: #fff7ef;
  --ink: #16103b;
  --mint: #9ff3d4;
  --pink: #ff9bcb;
  --sky: #9ac6ff;
  --banana: #ffe786;
  --lavender: #c2a5ff;
  --coral: #ffa784;
  --line: #1c1746;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  font-family: "Trebuchet MS", "Segoe UI", Arial, sans-serif;
  background:
    linear-gradient(45deg, transparent 0 47%, rgba(28, 23, 70, 0.07) 47% 53%, transparent 53% 100%),
    linear-gradient(135deg, transparent 0 47%, rgba(28, 23, 70, 0.07) 47% 53%, transparent 53% 100%),
    linear-gradient(160deg, var(--mint), var(--sky) 30%, #ffd6f0 65%, var(--banana));
  background-size: 46px 46px, 46px 46px, 100% 100%;
  color: var(--ink);
  line-height: 1.6;
  padding-bottom: 1rem;
}

body::before {
  content: "";
  position: fixed;
  inset: auto 4% 4% auto;
  width: 170px;
  height: 170px;
  border-radius: 24px;
  background: var(--pink);
  border: 4px solid var(--line);
  transform: rotate(15deg);
  box-shadow: 8px 8px 0 #16103b;
  pointer-events: none;
  opacity: 0.4;
}

.site-wrap {
  width: min(1080px, 93vw);
  margin: 0 auto;
}

.top-nav {
  margin-top: 1rem;
  border: 4px solid var(--line);
  border-radius: 20px;
  background: var(--paper);
  padding: 0.55rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  box-shadow: 7px 7px 0 var(--line);
}

.brand {
  color: var(--line);
  text-decoration: none;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.4rem 0.75rem;
  border: 3px solid var(--line);
  border-radius: 12px;
  background: var(--banana);
}

.nav-links {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--line);
  text-decoration: none;
  font-weight: 800;
  padding: 0.5rem 0.8rem;
  border: 2px solid var(--line);
  border-radius: 12px;
  background: #fff;
  transition: 120ms ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  background: var(--lavender);
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0 var(--line);
  outline: none;
}

.hero,
.placeholder-card {
  margin-top: 2.5rem;
  border: 5px solid var(--line);
  border-radius: 30px;
  background: var(--paper);
  padding: clamp(1.2rem, 3vw, 2rem);
  box-shadow: 12px 12px 0 var(--line);
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  right: -40px;
  top: -30px;
  width: 170px;
  height: 170px;
  background: var(--coral);
  border: 4px solid var(--line);
  border-radius: 38% 62% 58% 42% / 59% 39% 61% 41%;
  transform: rotate(11deg);
}

h1 {
  line-height: 1.2;
  margin: 0.2rem 0 0;
  font-size: clamp(2rem, 5vw, 3.7rem);
  max-width: 16ch;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.lead {
  color: #302963;
  margin-top: 0.9rem;
  max-width: 70ch;
  font-weight: 600;
}

.pill {
  display: inline-block;
  border: 3px solid var(--line);
  border-radius: 999px;
  background: var(--pink);
  color: var(--line);
  padding: 0.35rem 0.9rem;
  font-size: 0.88rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  font-weight: 900;
}

.actions {
  margin-top: 1.2rem;
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  text-decoration: none;
  font-weight: 900;
  border-radius: 14px;
  padding: 0.7rem 1rem;
  border: 3px solid var(--line);
  transition: 120ms ease;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.btn-primary {
  background: var(--banana);
  color: var(--line);
}

.btn-secondary {
  background: #fff;
  color: var(--line);
}

.btn:hover,
.btn:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--line);
  outline: none;
}

.grid {
  margin-top: 1.2rem;
  display: grid;
  gap: 0.8rem;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.tile {
  border: 3px solid var(--line);
  border-radius: 16px;
  padding: 0.9rem;
  background: #fff;
}

.tile strong {
  display: block;
}

.tile span {
  color: #4f458b;
  font-size: 0.95rem;
  font-weight: 600;
}

.tile code {
  display: block;
  margin-top: 0.65rem;
  border-radius: 10px;
  padding: 0.5rem 0.6rem;
  background: var(--sky);
  border: 2px solid var(--line);
  color: var(--line);
  font-size: 0.85rem;
  font-weight: 700;
}

.footer {
  margin: 2rem 0 1.4rem;
  color: var(--line);
  font-size: 0.9rem;
  text-align: center;
  font-weight: 700;
}

.hero-note {
  margin-top: 1rem;
  display: inline-block;
  border: 3px dashed var(--line);
  background: var(--mint);
  padding: 0.45rem 0.8rem;
  border-radius: 12px;
  font-weight: 800;
}

.marquee {
  margin-top: 1.3rem;
  border: 3px solid var(--line);
  background: var(--lavender);
  border-radius: 12px;
  overflow: hidden;
}

.marquee span {
  display: inline-block;
  white-space: nowrap;
  padding: 0.4rem 0;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  animation: scroll-left 13s linear infinite;
}

@keyframes scroll-left {
  from {
    transform: translateX(100%);
  }
  to {
    transform: translateX(-100%);
  }
}

@media (max-width: 720px) {
  .top-nav {
    flex-direction: column;
    align-items: stretch;
  }

  .nav-links {
    justify-content: center;
  }

  h1 {
    max-width: none;
  }
}