:root {
  --bg: #ffffff;
  --ink: #1b1c2a;
  --muted: #6b7080;
  --line: #e9e9ef;
  --accent: #5b54e8;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: 'Inter', system-ui, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 900px; margin: 0 auto; padding: 0 24px 80px; }

.hero { text-align: center; padding: 72px 0 26px; }

.venue {
  display: inline-block;
  font-weight: 600;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
  color: var(--accent);
  margin-bottom: 18px;
}

.title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
  font-size: clamp(2.5rem, 6.5vw, 4.2rem);
  line-height: 1.04;
  letter-spacing: -0.02em;
  margin: 0 0 14px;
  color: var(--ink);
}

.subtitle {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 500;
  font-size: clamp(1rem, 2.2vw, 1.25rem);
  color: var(--muted);
  max-width: 620px;
  margin: 0 auto 28px;
}

.authors { font-size: 1.04rem; margin-bottom: 5px; }
.authors a { color: var(--ink); font-weight: 600; }
.authors a:hover { color: var(--accent); text-decoration: none; }
.authors sup, .affil sup { color: var(--muted); font-weight: 500; }
.affil { color: var(--muted); font-size: 0.92rem; }

.links { margin-top: 26px; display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 600; font-size: 0.94rem;
  color: #fff;
  background: var(--ink);
  transition: background .15s ease;
}
.btn:hover { background: var(--accent); text-decoration: none; color: #fff; }
.btn .emoji { font-size: 1.05rem; line-height: 1; }
.btn.soon { background: #f0f0f4; color: var(--muted); cursor: default; }
.btn.soon:hover { background: #f0f0f4; color: var(--muted); }

.sa { font-weight: 700; }

.teaser { margin-top: 26px; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.grid img {
  width: 100%; height: auto; display: block;
  border-radius: 12px;
  border: 1px solid var(--line);
}
.caption { color: var(--muted); font-size: 0.88rem; max-width: 760px; margin: 14px auto 0; text-align: center; }

section.abstract, section.inside, section.wild { margin-top: 56px; }

h2 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700;
  font-size: 1.55rem;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
  color: var(--ink);
  text-align: center;
}

.lead { color: var(--muted); max-width: 700px; margin: 0 auto 22px; text-align: center; font-size: 1.02rem; }

.abstract p { color: #34374a; font-size: 1.05rem; max-width: 800px; margin: 0 auto; text-align: justify; }
.abstract strong { color: var(--ink); font-weight: 700; }

.inside-list { max-width: 740px; margin: 0 auto; padding-left: 1.2rem; color: #34374a; font-size: 1.02rem; }
.inside-list li { margin-bottom: 9px; }
.inside-list strong { color: var(--ink); font-weight: 700; }

footer {
  margin-top: 64px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.82rem;
  text-align: center;
}
.logos { display: flex; align-items: center; justify-content: center; gap: 26px; margin-bottom: 16px; }
.logo-ait { height: 38px; width: auto; display: block; filter: invert(1); opacity: 0.75; }
.logo-center { height: 48px; overflow: hidden; display: inline-flex; }
.logo-center img { height: 80px; width: auto; display: block; margin-top: -14px; }
footer p { margin: 0; }

@media (max-width: 560px) {
  .grid { grid-template-columns: 1fr; }
  .hero { padding-top: 50px; }
}