html {
  box-sizing: border-box;
  font-size: 16px;
  scroll-behavior: smooth;
}

*,
*:before,
*:after {
  box-sizing: inherit;
}

body,
h1,
h2,
h3,
h4,
h5,
h6,
p,
ol,
ul {
  margin: 0;
  padding: 0;
}

ol,
ul {
  list-style: none;
}

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

body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top, rgba(236, 72, 153, 0.08), transparent 32%),
    #ffffff;
}

a {
  text-decoration: none;
}

::selection {
  background: rgba(236, 72, 153, 0.18);
}

.speaker-card {
  height: 100%;
}

.content {
  width: min(100%, 36rem);
  margin: 8rem auto;
  border: 1px solid #e2e8f0;
  border-radius: 1.5rem;
  background: #ffffff;
  padding: 2rem;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.08);
}

.logo-box {
  text-align: center;
}

.logo-box a,
.link-box a {
  color: #0f172a;
}

.logo-box a {
  font-weight: 600;
}

.info-box p + p {
  margin-top: 0.5rem;
}

hr {
  margin: 1.5rem 0;
  border: 0;
  border-top: 1px solid #e2e8f0;
}

.link-box {
  text-align: center;
  color: #64748b;
}

.cta {
  display: inline-flex;
  width: 100%;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  background: #db2777;
  padding: 0.9rem 1.25rem;
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 600;
  transition:
    transform 0.12s ease,
    box-shadow 0.12s ease,
    background-color 0.12s ease;
  box-shadow: 0 12px 28px rgba(219, 39, 119, 0.24);
}

.cta:hover {
  background: #be185d;
  transform: translateY(-1px);
}

.cta:focus-visible {
  outline: 3px solid rgba(244, 114, 182, 0.4);
  outline-offset: 2px;
}