:root {
  --bg-base: #08080a;
  --bg-gradient: radial-gradient(circle at 12% 20%, rgba(120, 120, 130, 0.12), transparent 55%),
    radial-gradient(circle at 88% 10%, rgba(82, 82, 91, 0.14), transparent 45%),
    linear-gradient(180deg, #050507 0%, #0c0c10 42%, #0f0f15 100%);
  --surface-glass: rgba(21, 21, 29, 0.78);
  --surface-muted: rgba(32, 32, 41, 0.6);
  --border-strong: rgba(255, 255, 255, 0.12);
  --border-subtle: rgba(255, 255, 255, 0.06);
  --text-primary: #f4f4f5;
  --text-secondary: #d4d4d8;
  --text-muted: #a1a1aa;
  --accent: #f9fafb;
  --accent-soft: rgba(249, 250, 251, 0.18);
  --shadow-soft: 0 30px 60px rgba(5, 5, 8, 0.55);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --space-2xs: 6px;
  --space-xs: 12px;
  --space-sm: 18px;
  --space-md: 26px;
  --space-lg: 42px;
  --space-xl: 60px;
  --content-width: min(980px, calc(100% - 56px));
  --content-narrow: min(760px, calc(100% - 56px));
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-gradient);
  color: var(--text-primary);
  line-height: 1.7;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  position: relative;
  overflow-x: hidden;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
}

body::before {
  background: radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.12), transparent 55%),
    radial-gradient(circle at 80% 10%, rgba(255, 255, 255, 0.08), transparent 45%);
  filter: blur(0.5px);
  opacity: 0.6;
}

body::after {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 160 160' fill='none'%3E%3Cpath d='M0 0h160v160H0z' fill='none'/%3E%3Ccircle cx='2' cy='2' r='1' fill='rgba(255,255,255,0.06)'/%3E%3C/svg%3E");
  background-size: 32px 32px;
  mix-blend-mode: screen;
  opacity: 0.3;
}

a {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
  transition: opacity 160ms ease, color 160ms ease;
}

a:hover,
a:focus {
  color: #ffffff;
}

a:focus {
  outline: 2px solid rgba(255, 255, 255, 0.4);
  outline-offset: 3px;
}

img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
}

main {
  width: 100%;
  margin-top: 0;
}

body > header,
body > main,
body > footer {
  position: relative;
  z-index: 1;
}

/* Article hero */
.article-hero {
  width: var(--content-width);
  margin: 0 auto;
  padding: var(--space-xl) 0 var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  text-align: left;
}

.article-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.04), transparent 65%);
  mix-blend-mode: screen;
  border-radius: var(--radius-xl);
  filter: blur(40px);
  z-index: -1;
  opacity: 0.5;
}

.article-hero h1 {
  margin: 0;
  font-size: clamp(2.4rem, 5vw, 3.1rem);
  letter-spacing: -0.02em;
}

.article-breadcrumbs {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.95rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.article-breadcrumbs a {
  color: inherit;
  font-weight: 600;
}

.article-breadcrumbs span[aria-hidden="true"] {
  color: var(--text-muted);
}

.article-meta {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.article-meta time {
  font-variant-numeric: tabular-nums;
}

.meta-separator {
  color: rgba(255, 255, 255, 0.24);
}

.lead {
  margin: 0;
  max-width: var(--content-narrow);
  color: var(--text-secondary);
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
}

.article-layout {
  width: var(--content-width);
  margin: 0 auto var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.article-section {
  background: var(--surface-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-sm), 4vw, var(--space-lg));
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(26px);
  position: relative;
  overflow: hidden;
}

.article-section::before {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: calc(var(--radius-lg) - 1px);
  border: 1px solid rgba(255, 255, 255, 0.04);
  pointer-events: none;
}

.article-section h2 {
  margin-top: 0;
  margin-bottom: var(--space-xs);
  font-size: 1.6rem;
  letter-spacing: -0.01em;
  color: var(--accent);
}

.article-section p {
  margin-top: var(--space-xs);
  margin-bottom: 0;
  color: var(--text-secondary);
}

.article-section ul,
.article-section ol {
  margin: var(--space-xs) 0 0;
  padding-left: 1.2rem;
  color: var(--text-secondary);
}

.article-section li + li {
  margin-top: var(--space-2xs);
}

.article-section ol {
  counter-reset: steps;
}

.article-section ol > li {
  counter-increment: steps;
}

.article-section ol > li::marker {
  font-weight: 600;
}

.article-section blockquote {
  margin: var(--space-sm) 0;
  padding: var(--space-xs) var(--space-sm);
  border-left: 3px solid rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-secondary);
  font-style: italic;
}

.article-section figure {
  margin: var(--space-sm) 0;
  display: grid;
  gap: var(--space-2xs);
}

.article-section figcaption {
  color: var(--text-muted);
  font-size: 0.9rem;
  text-align: center;
}

.cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.95rem 1.9rem;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.65));
  color: #050505;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  box-shadow: 0 22px 40px rgba(2, 2, 2, 0.45);
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.cta:hover,
.cta:focus {
  transform: translateY(-3px);
  box-shadow: 0 28px 50px rgba(0, 0, 0, 0.55);
  background: linear-gradient(135deg, rgba(255, 255, 255, 1), rgba(212, 212, 216, 0.85));
}

.site-footer {
  margin-top: auto;
  padding: var(--space-lg) 0;
  text-align: center;
  color: var(--text-muted);
  background: var(--surface-muted);
  border-top: 1px solid var(--border-subtle);
  backdrop-filter: blur(18px);
}

.site-footer p {
  margin: 0;
  color: inherit;
}

/* Articles archive */
.articles-archive .articles-hero {
  width: var(--content-width);
  margin: 0 auto;
  padding: var(--space-xl) 0 var(--space-md);
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.articles-archive .articles-hero h1 {
  margin: 0;
  font-size: clamp(2.6rem, 5vw, 3.3rem);
  letter-spacing: -0.025em;
}

.articles-archive .articles-hero .summary {
  margin: 0;
  max-width: var(--content-narrow);
  color: var(--text-secondary);
  font-size: clamp(1.05rem, 1.8vw, 1.22rem);
}

.articles-archive main {
  width: var(--content-width);
  margin: 0 auto var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.articles-archive main > section:not(.insight-cta) {
  background: var(--surface-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-md), 4.5vw, var(--space-xl));
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(28px);
}

.articles-archive main > section:not(.insight-cta) h2 {
  margin: 0;
  font-size: clamp(1.45rem, 3.2vw, 1.8rem);
  letter-spacing: -0.015em;
  color: var(--accent);
}

.articles-archive main > section:not(.insight-cta) p {
  color: var(--text-secondary);
}

.lead-shelf {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: clamp(var(--space-sm), 4vw, var(--space-lg));
  align-items: stretch;
}

@media (max-width: 960px) {
  .lead-shelf {
    grid-template-columns: 1fr;
  }
}

.lead-main {
  display: flex;
}

.lead-story {
  position: relative;
  background: linear-gradient(135deg, rgba(35, 35, 45, 0.92), rgba(15, 15, 24, 0.8));
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-sm), 3.8vw, var(--space-lg));
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  overflow: hidden;
}

.lead-story::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(140deg, rgba(255, 255, 255, 0.08), transparent 60%);
  mix-blend-mode: screen;
}

.story-label {
  margin: 0;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.24em;
  color: rgba(255, 255, 255, 0.6);
}

.lead-story h2 {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  letter-spacing: -0.02em;
  position: relative;
  z-index: 1;
}

.lead-story .story-summary {
  font-size: clamp(1.05rem, 1.8vw, 1.2rem);
  max-width: 36ch;
  position: relative;
  z-index: 1;
}

.lead-story .story-link {
  position: relative;
  z-index: 1;
}

.lead-side {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.side-story {
  padding: var(--space-sm) 0;
  border-top: 1px solid var(--border-subtle);
}

.side-story:first-of-type {
  border-top: none;
  padding-top: 0;
}

.side-story h3 {
  margin: 0 0 var(--space-2xs);
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}

.news-desk {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.desk-header {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
}

.desk-header h2 {
  margin: 0;
  font-size: clamp(1.4rem, 2.8vw, 1.7rem);
}

.desk-header p {
  margin: 0;
  max-width: 46ch;
}

.article-feed {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.story {
  padding: var(--space-sm) 0;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
}

.story:first-of-type {
  border-top: none;
  padding-top: 0;
}

.story-title {
  margin: 0;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
  color: var(--accent);
}

.story-title a {
  color: inherit;
  text-decoration: none;
}

.story-title a:hover,
.story-title a:focus {
  color: #ffffff;
}

.story-summary {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.98rem;
}

.story-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
}

.story-link::after {
  content: "→";
  transition: transform 180ms ease;
}

.story-link:hover::after,
.story-link:focus::after {
  transform: translateX(4px);
}

.insight-cta {
  text-align: center;
  background: var(--surface-muted);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-md), 5vw, var(--space-xl));
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(28px);
}

.insight-cta h2 {
  margin: 0 0 var(--space-xs);
  font-size: clamp(1.6rem, 3.5vw, 2rem);
}

.insight-cta p {
  margin: 0 0 var(--space-sm);
  max-width: 56ch;
  color: var(--text-secondary);
  margin-left: auto;
  margin-right: auto;
}

/* Utilities */
strong {
  color: var(--accent);
}

code {
  font-family: "JetBrains Mono", "Fira Code", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  background: rgba(255, 255, 255, 0.08);
  padding: 0.12rem 0.35rem;
  border-radius: 6px;
  color: var(--accent);
}

pre {
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-sm);
  padding: var(--space-sm);
  overflow-x: auto;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

/* Responsive tweaks */
@media (max-width: 820px) {
  :root {
    --content-width: calc(100% - 36px);
    --content-narrow: calc(100% - 36px);
  }

  .article-hero,
  .articles-archive .articles-hero {
    padding-top: var(--space-lg);
  }

  .article-meta {
    font-size: 0.88rem;
  }

  .article-breadcrumbs {
    font-size: 0.85rem;
    letter-spacing: 0.1em;
  }
}

@media (max-width: 640px) {
  .article-breadcrumbs {
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .article-card {
    padding: var(--space-sm);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}