:root {
  --paper: #0e0e0e;
  --ink: #ffffff;
  --muted: rgba(255, 255, 255, 0.55);
  --line: rgba(255, 255, 255, 0.1);
  --panel: rgba(255, 255, 255, 0.05);
  --ember: #ff4301;
  --ember-soft: rgba(255, 67, 1, 0.12);
  --graphite: rgba(255, 255, 255, 0.72);
  --font: "Plus Jakarta Sans", ui-sans-serif, system-ui, sans-serif;
  --container: min(72rem, calc(100% - 3rem));
  --header-h: 4.5rem;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 50;
  pointer-events: none;
  background: rgba(255, 255, 255, 0.06);
}

.reading-progress__bar {
  display: block;
  height: 100%;
  width: 0%;
  background: var(--ember);
  box-shadow: 0 0 12px rgba(255, 67, 1, 0.45);
  transform-origin: left center;
  transition: width 0.1s linear;
}

@media (prefers-reduced-motion: reduce) {
  .reading-progress__bar {
    transition: none;
  }
}

.blog-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid var(--line);
  background: rgba(14, 14, 14, 0.88);
  backdrop-filter: blur(12px);
}

.blog-header-inner {
  max-width: var(--container);
  margin-inline: auto;
  padding: 0 1.5rem;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.blog-brand {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.blog-brand-parent {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.blog-brand-title {
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.blog-nav {
  display: none;
  gap: 1.5rem;
  font-size: 0.88rem;
}

.blog-nav a {
  color: var(--muted);
  transition: color 0.2s ease;
}

.blog-nav a:hover,
.blog-nav a.is-active {
  color: var(--ink);
}

.blog-nav-cta {
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.5rem 0.9rem;
  border-radius: 999px;
  background: var(--ember);
  color: #fff;
}

.blog-nav-cta:hover {
  filter: brightness(1.08);
}

@media (min-width: 768px) {
  .blog-nav {
    display: flex;
    align-items: center;
  }
}

.blog-main {
  max-width: var(--container);
  margin-inline: auto;
  padding: 3rem 1.5rem 5rem;
}

.blog-hero {
  max-width: 40rem;
  margin-bottom: 3rem;
}

.blog-eyebrow {
  margin: 0;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ember);
}

.blog-hero h1 {
  margin: 0.75rem 0 0;
  font-size: clamp(2.25rem, 6vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
}

.blog-hero p {
  margin: 1.25rem 0 0;
  font-size: 1.1rem;
  line-height: 1.65;
  color: var(--graphite);
}

.blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
}

.blog-filter {
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.blog-filter:hover {
  color: var(--ink);
  border-color: rgba(255, 255, 255, 0.2);
}

.blog-filter.is-active {
  background: var(--ember-soft);
  border-color: rgba(255, 67, 1, 0.35);
  color: var(--ink);
}

.blog-featured {
  display: grid;
  gap: 2rem;
  margin-bottom: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--line);
}

.blog-featured.is-hidden {
  display: none;
}

@media (min-width: 900px) {
  .blog-featured {
    grid-template-columns: 1.1fr 1fr;
    align-items: center;
  }
}

.blog-card {
  display: block;
  border-radius: 1rem;
  border: 1px solid var(--line);
  background: var(--panel);
  overflow: hidden;
  transition: border-color 0.25s ease, transform 0.25s ease;
}

.blog-card:hover {
  border-color: rgba(255, 67, 1, 0.35);
  transform: translateY(-3px);
}

.blog-card.is-hidden {
  display: none;
}

.blog-card-media {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(255, 67, 1, 0.15), rgba(255, 255, 255, 0.04));
}

.blog-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.blog-card:hover .blog-card-media img {
  transform: scale(1.04);
}

.blog-card-body {
  padding: 1.35rem 1.5rem 1.5rem;
}

.blog-card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.blog-tag {
  color: var(--ember);
}

.blog-card h2,
.blog-card h3 {
  margin: 0.65rem 0 0;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.blog-featured .blog-card h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.blog-card p {
  margin: 0.65rem 0 0;
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--graphite);
}

.blog-read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 1rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--ember);
}

.blog-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .blog-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.blog-newsletter {
  margin-top: 4rem;
  padding: 2rem;
  border-radius: 1rem;
  border: 1px solid var(--line);
  background: linear-gradient(135deg, var(--ember-soft), transparent 55%);
  text-align: center;
}

.blog-newsletter h2 {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 700;
}

.blog-newsletter p {
  margin: 0.65rem auto 0;
  max-width: 28rem;
  color: var(--graphite);
  font-size: 0.92rem;
  line-height: 1.55;
}

.blog-newsletter a {
  display: inline-block;
  margin-top: 1.25rem;
  padding: 0.65rem 1.25rem;
  border-radius: 999px;
  background: var(--ember);
  color: #fff;
  font-size: 0.88rem;
  font-weight: 700;
}

.blog-footer {
  border-top: 1px solid var(--line);
  padding: 2rem 1.5rem;
  text-align: center;
  font-size: 0.82rem;
  color: var(--muted);
}

.blog-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.blog-footer-links a:hover {
  color: var(--ink);
}

/* Post article layout */
.blog-article {
  max-width: 42rem;
  margin-inline: auto;
  padding: 3rem 1.5rem 5rem;
}

.blog-article-header {
  margin-bottom: 2.5rem;
}

.blog-article-header h1 {
  margin: 0.75rem 0 0;
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.blog-article-deck {
  margin: 1.25rem 0 0;
  font-size: 1.15rem;
  line-height: 1.6;
  color: var(--graphite);
}

.blog-back {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-bottom: 2rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
}

.blog-back:hover {
  color: var(--ember);
}

.blog-article-body {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--graphite);
}

.blog-article-body h2 {
  margin: 2.5rem 0 0.75rem;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.blog-article-body h3 {
  margin: 1.75rem 0 0.5rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ink);
}

.blog-article-body p {
  margin: 1rem 0 0;
}

.blog-article-body ul,
.blog-article-body ol {
  margin: 1rem 0 0;
  padding-left: 1.25rem;
}

.blog-article-body li {
  margin-top: 0.45rem;
}

.blog-article-body a {
  color: var(--ember);
  font-weight: 600;
}

.blog-article-body blockquote {
  margin: 1.5rem 0 0;
  padding: 1rem 1.25rem;
  border-left: 3px solid var(--ember);
  background: var(--ember-soft);
  border-radius: 0 0.5rem 0.5rem 0;
  color: var(--ink);
  font-size: 1.05rem;
}

.blog-article-cta {
  margin-top: 3rem;
  padding: 1.5rem;
  border-radius: 1rem;
  border: 1px solid var(--line);
  background: var(--panel);
}

.blog-article-cta h2 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--ink);
}

.blog-article-cta p {
  margin: 0.5rem 0 0;
  font-size: 0.92rem;
  color: var(--muted);
}

.blog-article-cta a {
  display: inline-block;
  margin-top: 1rem;
  font-weight: 700;
  color: var(--ember);
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .blog-card:hover {
    transform: none;
  }
}