* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Segoe UI", system-ui, sans-serif;
  background: #fffbeb;
  color: #292524;
  line-height: 1.72;
}
a { color: #b45309; }

.ofn-top {
  background: linear-gradient(90deg, #78350f, #92400e);
  color: #fef3c7;
  padding: 14px 20px;
  position: sticky;
  top: 0;
  z-index: 40;
}
.ofn-top-inner {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.ofn-logo { font-weight: 800; font-size: 19px; }
.ofn-btn {
  display: inline-block;
  background: #d97706;
  color: #fff !important;
  text-decoration: none;
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 14px;
  border: none;
  cursor: pointer;
}
.ofn-wrap { max-width: 900px; margin: 0 auto; padding: 28px 20px 48px; }
.ofn-hero h1 { font-size: clamp(26px, 4vw, 38px); color: #78350f; margin: 0 0 12px; }
.ofn-lead { color: #57534e; font-size: 18px; margin: 0 0 24px; }

.ofn-feed { list-style: none; margin: 0; padding: 0; }
.ofn-item {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 20px;
  padding: 22px 0;
  border-bottom: 1px solid #fde68a;
}
@media (max-width: 560px) { .ofn-item { grid-template-columns: 1fr; } }
.ofn-date {
  font-size: 13px;
  font-weight: 700;
  color: #b45309;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.ofn-item h2 { margin: 0 0 8px; font-size: 20px; color: #92400e; }
.ofn-item p { margin: 0; color: #44403c; }

.ofn-box {
  background: #fff;
  border: 2px solid #fbbf24;
  border-radius: 12px;
  padding: 24px;
  text-align: center;
  margin: 28px 0;
}
.ofn-box a { font-size: 22px; font-weight: 800; }
.ofn-aside {
  background: #fef3c7;
  border-radius: 10px;
  padding: 18px 20px;
  margin-top: 24px;
  font-size: 15px;
  color: #57534e;
}
.ofn-foot { text-align: center; padding: 20px; color: #78716c; font-size: 14px; }