:root {
  --navy: #0d0d5c;
  --navy-mid: #1b1b8e;
  --blue: #3535e8;
  --orange: #ffb800;
  --ink: #1a1a2e;
  --muted: #5b5b70;
  --border: #ddddf0;
  font-family: Inter, system-ui, sans-serif;
  color: var(--ink);
}

* { box-sizing: border-box; }
body { margin: 0; line-height: 1.7; }
a { color: inherit; }
img { max-width: 100%; }

.blog-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--blue);
  box-shadow: 0 2px 16px rgba(13, 13, 92, 0.4);
}
.blog-header__inner {
  width: min(100% - 2rem, 1140px);
  height: 64px;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.blog-brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  flex-shrink: 0;
}
.blog-brand__wordmark {
  display: grid;
  color: #fff;
  font-size: 0.86rem;
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.02em;
}
.blog-brand__wordmark b { color: rgba(255, 255, 255, 0.68); }
.blog-brand__wordmark i { color: var(--orange); font-style: normal; }
.blog-header nav,
.blog-footer nav { display: flex; align-items: center; gap: 0.55rem; }
.blog-header nav a {
  border: 1px solid rgba(255, 255, 255, 0.38);
  border-radius: 7px;
  color: #fff;
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.48rem 0.75rem;
}
.blog-header nav a:hover,
.blog-header nav a[aria-current] { border-color: var(--orange); color: var(--orange); }

.blog-main { min-height: calc(100vh - 184px); }
.blog-hero {
  padding: 5.5rem max(1.25rem, calc((100vw - 880px) / 2)) 4.5rem;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 55%, #2525aa 100%);
  border-bottom: 4px solid var(--orange);
}
.blog-hero > p {
  margin: 0;
  color: var(--orange);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.blog-hero h1 {
  max-width: 760px;
  color: #fff;
  font-size: clamp(2.3rem, 6vw, 4.25rem);
  line-height: 1.05;
  margin: 0.6rem 0 1rem;
}
.blog-hero span { color: rgba(255, 255, 255, 0.72); font-size: 1.05rem; }

.blog-list,
.blog-pagination,
.blog-article { width: min(100% - 2.5rem, 880px); margin-inline: auto; }
.blog-list { padding: 1rem 0 4rem; }
.blog-card { padding: 2.5rem 0; border-bottom: 1px solid var(--border); }
.blog-card time,
.blog-article time {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.blog-card h2 {
  color: var(--navy);
  font-size: clamp(1.5rem, 4vw, 2.1rem);
  line-height: 1.2;
  margin: 0.5rem 0;
}
.blog-card h2 a { text-decoration: none; }
.blog-card h2 a:hover { color: var(--blue); }
.blog-card p { color: var(--muted); max-width: 700px; }
.blog-card__read { color: var(--blue); font-weight: 800; }
.blog-empty { padding: 4rem 0; text-align: center; color: var(--muted); }
.blog-empty h2 { color: var(--navy); }
.blog-pagination {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 1rem;
  padding: 2rem 0 4rem;
}
.blog-pagination a:last-child { text-align: right; }

.blog-article { padding: 4rem 0 7rem; }
.blog-back { color: var(--blue); font-size: 0.86rem; font-weight: 700; }
.blog-article > header { padding: 3rem 0; border-bottom: 1px solid var(--border); }
.blog-article h1 {
  color: var(--navy);
  font-size: clamp(2.2rem, 6vw, 4rem);
  line-height: 1.08;
  margin: 0.6rem 0 0;
}
.blog-content { font-size: 1.06rem; padding-top: 2rem; }
.blog-content p { margin: 0 0 1.25rem; }
.blog-content h2 { color: var(--navy); font-size: 2rem; line-height: 1.2; margin: 3rem 0 1rem; }
.blog-content h3 { color: var(--navy); font-size: 1.45rem; margin: 2.2rem 0 0.8rem; }
.blog-content ul,
.blog-content ol { margin: 0 0 1.5rem; padding-left: 1.6rem; }
.blog-content blockquote {
  border-left: 5px solid var(--orange);
  color: var(--muted);
  margin: 2rem 0;
  padding: 0.25rem 1.25rem;
}
.blog-content a { color: var(--blue); text-underline-offset: 3px; }

.blog-figure { margin: 2.5rem 0; }
.blog-figure img {
  display: block;
  width: auto;
  height: auto;
  max-height: 720px;
  margin: auto;
  border-radius: 10px;
}
.blog-figure figcaption { color: var(--muted); font-size: 0.82rem; text-align: center; margin-top: 0.6rem; }
.blog-video { margin: 2.5rem 0; aspect-ratio: 16/9; background: var(--navy); border-radius: 10px; overflow: hidden; }
.blog-video__placeholder { height: 100%; display: grid; place-content: center; gap: 0.65rem; padding: 2rem; text-align: center; color: #fff; }
.blog-video__placeholder p { font-size: 1.2rem; font-weight: 800; margin: 0; }
.blog-video__placeholder small { color: #c9c9e9; }
.blog-video__play {
  justify-self: center;
  border: 0;
  border-radius: 7px;
  background: var(--orange);
  color: var(--navy);
  padding: 0.75rem 1.1rem;
  font: 700 0.9rem Inter, sans-serif;
  cursor: pointer;
}
.blog-video iframe { width: 100%; height: 100%; border: 0; }
.blog-preview { background: #fff3cc; border: 1px solid #efd47b; padding: 0.7rem 1rem; margin-bottom: 2rem; border-radius: 7px; font-weight: 700; }

.blog-footer { color: #d7d7ed; background: var(--navy); border-top: 4px solid var(--orange); }
.blog-footer__inner {
  width: min(100% - 2.5rem, 1140px);
  min-height: 116px;
  margin: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}
.blog-footer a { text-decoration: none; }
.blog-footer__brand { color: #fff; font-weight: 900; }
.blog-footer__brand strong { color: rgba(255, 255, 255, 0.68); }
.blog-footer__brand span { color: var(--orange); }
.blog-footer p { color: rgba(255, 255, 255, 0.4); font: italic 0.78rem "JetBrains Mono", monospace; }
.blog-footer nav { flex-wrap: wrap; justify-content: flex-end; }
.blog-footer nav a { color: rgba(255, 255, 255, 0.68); font-size: 0.74rem; }
.blog-footer nav a:hover { color: #fff; text-decoration: underline; }

@media (max-width: 620px) {
  .blog-brand__wordmark { display: none; }
  .blog-header nav a:last-child { display: none; }
  .blog-hero { padding-top: 3.5rem; padding-bottom: 3rem; }
  .blog-article { padding-top: 2.5rem; }
  .blog-footer__inner { align-items: flex-start; flex-direction: column; padding: 2rem 0; }
  .blog-footer__inner p { margin: 0; }
  .blog-footer nav { justify-content: flex-start; }
}