.landing-body { min-height: 100vh; }
.landing { max-width: 980px; margin: 0 auto; padding: 22px 16px 40px; }
.landing-simple .landing-top.center { justify-content: center; text-align: center; width: 100%; }
.landing-top {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 16px; margin-bottom: 16px; flex-wrap: wrap;
}
.landing h1 { margin: 6px 0 4px; font-size: clamp(1.6rem, 3vw, 2.2rem); }
.hero-card { text-align: center; }
.qr-only { margin-bottom: 16px; }

/* QR: caja blanca cuadrada, sin espacio muerto */
.qr-wrap {
  margin: 14px auto 8px;
  width: min(280px, 72vw);
  aspect-ratio: 1 / 1;
  padding: 14px;
  background: #fff;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 12px 40px rgba(0,0,0,.35);
}
.qr-wrap img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.url-line {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .85rem;
  color: var(--nsk-cerulean);
  word-break: break-all;
  margin: 8px 0 4px;
}
.big-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
@media (max-width: 720px) {
  .big-actions { grid-template-columns: 1fr; }
}
.big-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  min-height: 150px;
  padding: 22px 24px;
  border-radius: 22px;
  text-decoration: none;
  color: #fff;
  border: 1px solid transparent;
  transition: transform .15s ease, box-shadow .15s ease;
  box-shadow: 0 18px 40px rgba(0,0,0,.28);
}
.big-btn:hover { transform: translateY(-2px); }
.big-btn-r1 {
  background:
    radial-gradient(500px 180px at 10% 0%, rgba(255,255,255,.18), transparent 55%),
    linear-gradient(145deg, #00A7CE, #007A96 55%, #0B5F78);
}
.big-btn-r2 {
  background:
    radial-gradient(500px 180px at 90% 0%, rgba(255,255,255,.14), transparent 55%),
    linear-gradient(145deg, #FF8300, #E06E00 55%, #B85A00);
  color: #1a0d00;
}
.big-btn-r2 .big-btn-kicker,
.big-btn-r2 .big-btn-sub { opacity: .85; color: #1a0d00; }
.big-btn-kicker {
  text-transform: uppercase;
  letter-spacing: .14em;
  font-size: .75rem;
  opacity: .85;
  font-weight: 700;
}
.big-btn-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  line-height: 1.1;
}
.big-btn-sub {
  font-size: 1rem;
  opacity: .9;
}
.footer { margin-top: 22px; text-align: center; color: var(--muted); font-size: .85rem; }
.footer a { color: var(--nsk-cerulean); }

.event-tag {
  display: inline-block;
  margin-top: 8px;
  padding: 4px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,131,0,.45);
  color: var(--nsk-orange);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}

@media (max-width: 720px) {
  .landing { padding: 16px 12px 96px; }
  .big-btn { min-height: 120px; padding: 18px; }
  .big-btn-title { font-size: 1.35rem; }
  .qr-wrap { width: min(240px, 78vw); padding: 12px; }
  .url-line { font-size: .75rem; padding: 0 4px; }
}