/* Blog page */

.rd-blog-feature {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  border: 1px solid var(--rd-line);
  border-radius: var(--rd-radius-l);
  overflow: hidden;
  background: linear-gradient(180deg, #131318, #0D0D10);
  margin-bottom: 64px;
}
.rd-blog-feature__visual {
  position: relative;
  aspect-ratio: 4/3;
  background: radial-gradient(80% 100% at 30% 20%, rgba(192,132,87,0.18), transparent 60%), #0E0E12;
  border-right: 1px solid var(--rd-line);
}
.rd-blog-feature__art { position: absolute; inset: 0; }
.rd-blog-feature__body {
  padding: 48px;
  display: flex; flex-direction: column; gap: 16px; justify-content: center;
}
.rd-blog-feature__body h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  margin: 0;
}
.rd-blog__cat {
  font-size: 0.7rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--rd-copper); font-weight: 500;
}
.rd-blog__meta {
  display: flex; gap: 8px; align-items: center;
  color: var(--rd-mute); font-size: var(--rd-step-0);
  letter-spacing: 0.04em;
  margin-top: 4px;
}

/* Categories */
.rd-blog-cats {
  display: flex; gap: 8px; flex-wrap: wrap;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--rd-line);
  margin-bottom: 48px;
}
.rd-blog-cat {
  padding: 10px 18px;
  border: 1px solid var(--rd-line);
  border-radius: 999px;
  font-size: var(--rd-step-1);
  color: var(--rd-cream-dim);
  transition: color .2s ease, border-color .2s ease, background .2s ease;
}
.rd-blog-cat:hover { color: var(--rd-cream); border-color: var(--rd-line-2); }
.rd-blog-cat.is-active {
  color: #1A0E06;
  background: linear-gradient(180deg, #E4B087, #C08457);
  border-color: transparent;
  font-weight: 600;
  box-shadow: 0 6px 20px -8px rgba(192,132,87,0.6);
}

/* Grid */
.rd-blog-grid {
  display: grid;
  grid-template-columns: repeat(var(--blog-cols, 3), 1fr);
  gap: 28px;
  margin-bottom: 80px;
}
.rd-post {
  display: flex; flex-direction: column; gap: 12px;
  cursor: pointer;
}
.rd-post h3 { transition: color .2s ease; }
.rd-post:hover h3 { color: var(--rd-copper-hi); }

/* clickable feature card */
.rd-blog-feature { transition: border-color .3s ease; }
.rd-blog-feature:hover { border-color: var(--rd-line-2); }
.rd-blog-feature__body h2 { transition: color .2s ease; }
.rd-blog-feature:hover .rd-blog-feature__body h2 { color: var(--rd-copper-hi); }

/* "read article" affordance */
.rd-blog__more { color: var(--rd-copper-hi); }

/* category filtering */
.is-hidden { display: none !important; }
.rd-post__visual {
  aspect-ratio: 4/3;
  border-radius: var(--rd-radius-l);
  border: 1px solid var(--rd-line);
  position: relative;
  overflow: hidden;
  margin-bottom: 8px;
  transition: border-color .3s ease, transform .3s ease;
}
.rd-post__visual svg { display: block; width: 100%; height: 100%; }
.rd-post:hover .rd-post__visual { border-color: var(--rd-copper); transform: translateY(-2px); }
.rd-post__visual--a { background: radial-gradient(80% 80% at 30% 20%, rgba(192,132,87,0.2), transparent 60%), #0E0E12; }
.rd-post__visual--b { background: radial-gradient(80% 80% at 70% 30%, rgba(192,132,87,0.16), transparent 60%), #110F14; }
.rd-post__visual--c { background: radial-gradient(80% 80% at 30% 70%, rgba(192,132,87,0.14), transparent 60%), #0F0E11; }
.rd-post__visual--d { background: linear-gradient(135deg, #1A1410 0%, #0A0A0B 100%); }
.rd-post__visual--e { background: radial-gradient(60% 80% at 50% 50%, rgba(192,132,87,0.12), transparent 70%), #0E0E12; }
.rd-post__visual--f { background: linear-gradient(160deg, #18140F 0%, #0A0A0B 100%); }

.rd-post__num {
  font-family: var(--rd-display);
  font-weight: 700;
  font-size: 5rem;
  letter-spacing: -0.04em;
  background: linear-gradient(180deg, #F3CDA5, #8E5D3A);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  opacity: 0.85;
}

.rd-post h3 {
  font-size: var(--rd-step-3);
  margin: 0;
  line-height: 1.2;
}
.rd-post p { color: var(--rd-cream-dim); margin: 0; font-size: var(--rd-step-1); line-height: 1.55; }

/* Newsletter */
.rd-blog-news {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: center;
  padding: 48px;
  background:
    radial-gradient(70% 100% at 0% 0%, rgba(192,132,87,0.10), transparent 60%),
    linear-gradient(180deg, #131318, #0D0D10);
  border: 1px solid var(--rd-line);
  border-radius: var(--rd-radius-l);
}
.rd-blog-news h3 {
  font-family: var(--rd-display); font-weight: 600;
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  margin: 8px 0 8px; letter-spacing: -0.015em;
}
.rd-blog-news p { color: var(--rd-cream-dim); margin: 0; max-width: 48ch; }
.rd-blog-news__form {
  display: flex; gap: 10px;
  flex-wrap: wrap;
}
.rd-blog-news__form input {
  flex: 1; min-width: 220px;
  font: inherit;
  color: var(--rd-cream);
  background: #0A0A0D;
  border: 1px solid var(--rd-line);
  border-radius: 999px;
  padding: 14px 20px;
  font-size: var(--rd-step-1);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.rd-blog-news__form input::placeholder { color: var(--rd-mute); }
.rd-blog-news__form input:focus {
  outline: none;
  border-color: var(--rd-copper);
  box-shadow: 0 0 0 4px rgba(192,132,87,0.12);
}

@media (max-width: 980px) {
  .rd-blog-feature { grid-template-columns: 1fr; }
  .rd-blog-feature__visual { border-right: none; border-bottom: 1px solid var(--rd-line); }
  .rd-blog-feature__body { padding: 32px; }
  .rd-blog-grid { grid-template-columns: repeat(2, 1fr); }
  .rd-blog-news { grid-template-columns: 1fr; padding: 32px; }
}
@media (max-width: 620px) {
  .rd-blog-grid { grid-template-columns: 1fr; }
}