:root {
  --bg: #121316;
  --bg-soft: #1a1c20;
  --ink: #e6e4df;
  --muted: #9a9690;
  --line: #2c2f36;
  --copper: #c47a3a;
  --copper-deep: #d49255;
  --panel: #1c1e23;
  --max: 1120px;
  --font-display: "Instrument Serif", Georgia, serif;
  --font-body: "DM Sans", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-body);
  background: var(--bg);
  background-image:
    radial-gradient(ellipse 55% 40% at 88% 0%, rgba(196, 122, 58, 0.08), transparent 55%),
    linear-gradient(180deg, #16181c 0%, var(--bg) 42%, #0e0f12 100%);
  line-height: 1.55;
}

img {
  max-width: 100%;
  display: block;
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.wrap {
  width: min(var(--max), calc(100% - 2.5rem));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(18, 19, 22, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.brand-logo {
  width: auto;
  height: 42px;
}

@media (min-width: 860px) {
  .brand-logo {
    height: 48px;
  }
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.35rem;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--muted);
}

.site-nav a:hover {
  color: var(--ink);
}

.nav-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--line);
  background: var(--panel);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

.nav-toggle-bars,
.nav-toggle-bars::before,
.nav-toggle-bars::after {
  display: block;
  width: 1rem;
  height: 1.5px;
  background: var(--ink);
  position: relative;
}

.nav-toggle-bars::before,
.nav-toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle-bars::before {
  top: -5px;
}

.nav-toggle-bars::after {
  top: 5px;
}

.hero-banner {
  padding: 0.75rem 0 0;
}

.hero-banner-frame {
  position: relative;
  width: min(1240px, calc(100% - 1.5rem));
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #0a0b0d;
  min-height: clamp(220px, 42vw, 480px);
}

.hero-banner-img {
  width: 100%;
  height: clamp(220px, 42vw, 480px);
  object-fit: cover;
  object-position: center;
  display: block;
}

.hero-banner-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(10, 11, 13, 0.72) 0%, rgba(10, 11, 13, 0.28) 48%, rgba(10, 11, 13, 0.45) 100%),
    linear-gradient(0deg, rgba(10, 11, 13, 0.55) 0%, transparent 45%);
  pointer-events: none;
}

.hero-banner-overlay {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 1.5rem 0 1.75rem;
  z-index: 1;
}

.hero-banner-tag {
  margin: 0;
  max-width: 18ch;
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 3.5vw, 2.35rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.hero-banner-overlay .hero-actions {
  margin-top: 1.1rem;
}

.hero-banner-overlay .btn-ghost {
  border-color: rgba(230, 228, 223, 0.45);
  color: var(--ink);
}

.hero-banner-overlay .btn-ghost:hover {
  border-color: var(--copper);
  color: var(--copper-deep);
}

.hero {
  position: relative;
  padding: 2.75rem 0 3rem;
}

.hero-grid {
  display: grid;
  gap: 2.5rem;
  align-items: end;
}

@media (min-width: 960px) {
  .hero-grid {
    grid-template-columns: 1.35fr 0.85fr;
    gap: 3.5rem;
    min-height: auto;
  }
}

.eyebrow {
  margin: 0 0 0.85rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--copper);
}

.hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.4rem, 6.5vw, 4.4rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  max-width: 14ch;
}

.hero-lead {
  margin: 1.25rem 0 0;
  max-width: 34rem;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.hero-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 1.5rem 1.4rem 1.35rem;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
}

.panel-kicker {
  margin: 0;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.panel-title {
  margin: 0.45rem 0 1.1rem;
  font-family: var(--font-display);
  font-size: 2rem;
  line-height: 1;
}

.panel-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.panel-list li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--line);
  font-size: 0.92rem;
}

.panel-list span {
  color: var(--muted);
}

.panel-list strong {
  font-weight: 600;
  text-align: right;
}

.panel-link {
  display: inline-block;
  margin-top: 1.15rem;
  color: var(--copper);
  font-weight: 600;
  font-size: 0.95rem;
}

.panel-link:hover {
  color: var(--copper-deep);
}

.scroll-cue {
  display: inline-block;
  margin: 2.5rem 0 0;
  margin-left: max(1.25rem, calc((100% - var(--max)) / 2));
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.25rem;
  border: 1px solid var(--ink);
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 600;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn-sm {
  padding: 0.55rem 0.9rem;
  font-size: 0.85rem;
  background: var(--ink);
  color: #121316;
  border-color: var(--ink);
}

.btn-sm:hover {
  background: var(--copper);
  border-color: var(--copper);
  color: #121316;
}

.btn-primary {
  background: var(--ink);
  color: #121316;
}

.btn-primary:hover {
  background: var(--copper);
  border-color: var(--copper);
  color: #121316;
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
}

.btn-ghost:hover {
  border-color: var(--copper);
  color: var(--copper-deep);
}

.section {
  padding: 5rem 0 1rem;
}

.section h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.section-head {
  max-width: 38rem;
  margin-bottom: 2.25rem;
}

.section-lead {
  margin: 0.85rem 0 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.about-grid {
  display: grid;
  gap: 1.75rem;
}

@media (min-width: 860px) {
  .about-grid {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 3rem;
    align-items: start;
  }
}

.about-body p {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

.about-note {
  color: var(--ink) !important;
  font-weight: 500;
  border-left: 2px solid var(--copper);
  padding-left: 0.9rem;
}

.stack {
  padding-top: 4rem;
}

.stack-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
  align-items: stretch;
}

@media (min-width: 900px) {
  .stack-grid {
    grid-template-columns: 1fr auto 1fr auto 1fr;
    gap: 0.75rem;
    align-items: center;
  }
}

.stack-flow {
  display: none;
  color: var(--copper);
  font-size: 1.4rem;
  font-weight: 600;
  text-align: center;
  padding: 0 0.15rem;
}

@media (min-width: 900px) {
  .stack-flow {
    display: block;
  }
}

.stack-card {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 1.45rem 1.3rem 1.55rem;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.55s ease, transform 0.55s ease, border-color 0.2s ease;
  transition-delay: calc(var(--i) * 80ms);
  height: 100%;
}

.stack-card.is-in {
  opacity: 1;
  transform: none;
}

.stack-card:hover {
  border-color: #3d424c;
}

.stack-icon {
  width: 2.75rem;
  height: 2.75rem;
  margin-bottom: 1rem;
  color: var(--copper);
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  background: rgba(196, 122, 58, 0.06);
}

.stack-icon svg {
  width: 1.55rem;
  height: 1.55rem;
}

.stack-n {
  display: block;
  margin-bottom: 0.55rem;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--copper);
  font-weight: 600;
}

.stack-card h3 {
  margin: 0 0 0.55rem;
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 400;
}

.stack-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.96rem;
  line-height: 1.55;
}

.journal-head {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  max-width: none;
}

.inline-link {
  color: var(--copper);
  text-decoration: underline;
  text-underline-offset: 0.16em;
}

.inline-link:hover {
  color: var(--copper-deep);
}

.feed-meta {
  margin: 0 0 1rem;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.blog-grid {
  display: grid;
  gap: 1.15rem;
  align-items: start;
}

@media (min-width: 860px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.blog-card {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 1.35rem 1.3rem 1.4rem;
  display: flex;
  flex-direction: column;
}

.blog-cover {
  display: block;
  width: calc(100% + 2.6rem);
  margin: -1.35rem -1.3rem 1.1rem;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: var(--line);
}

.blog-date {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--copper);
  font-weight: 600;
}

.blog-lang-tag {
  margin-left: 0.6em;
  padding: 0.15em 0.55em;
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  text-transform: none;
  font-weight: 500;
  color: var(--muted);
  background: var(--panel-alt, rgba(255, 255, 255, 0.05));
  border: 1px solid var(--line);
  border-radius: 999px;
  vertical-align: middle;
}

.blog-title {
  margin: 0.55rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.4vw, 1.55rem);
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.blog-body-wrap {
  margin-top: 0.85rem;
  position: relative;
}

.blog-body.is-collapsed {
  max-height: 260px;
  overflow: hidden;
}

.blog-fade {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 64px;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0), var(--panel));
  pointer-events: none;
}

.blog-toggle {
  align-self: flex-start;
  margin: 0.65rem 0 0;
  padding: 0;
  border: none;
  background: none;
  color: var(--copper);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
}

.blog-toggle:hover,
.blog-toggle:focus-visible {
  text-decoration: underline;
}

.blog-body p {
  margin: 0 0 0.75rem;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.65;
}

.blog-body p:last-child {
  margin-bottom: 0;
}

.blog-body ul {
  margin: 0 0 0.85rem;
  padding-left: 1.15rem;
  color: var(--muted);
}

.blog-body ul li {
  margin-bottom: 0.4rem;
  font-size: 0.96rem;
  line-height: 1.6;
}

.blog-body ul li:last-child {
  margin-bottom: 0;
}

.blog-body blockquote {
  margin: 0 0 0.85rem;
  padding-left: 0.85rem;
  border-left: 2px solid var(--copper);
  color: var(--ink);
  font-size: 0.96rem;
  line-height: 1.6;
}

.blog-actions {
  margin: 1.15rem 0 0;
}

.btn-sm-inline {
  padding: 0.55rem 0.9rem;
  font-size: 0.85rem;
}

.feed-more-wrap {
  margin-top: 1.75rem;
  text-align: center;
}

.feed-error {
  margin: 0.75rem 0 0;
  color: var(--muted);
}

.builder {
  padding: 4rem 0 2rem;
}

.builder-box {
  display: grid;
  gap: 1.75rem;
  align-items: center;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  padding: clamp(1.75rem, 4vw, 2.75rem);
}

@media (min-width: 760px) {
  .builder-box {
    grid-template-columns: auto 1fr;
    gap: 2.5rem;
  }
}

.builder-avatar {
  width: 128px;
  height: 128px;
  border: 1px solid var(--line);
  overflow: hidden;
  background: #0a0b0d;
  margin: 0 auto;
}

@media (min-width: 760px) {
  .builder-avatar {
    width: 168px;
    height: 168px;
    margin: 0;
  }
}

.builder-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.builder-copy {
  text-align: center;
}

@media (min-width: 760px) {
  .builder-copy {
    text-align: left;
  }
}

.builder-copy h2 {
  margin: 0.35rem 0 1rem;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  letter-spacing: -0.02em;
}

.builder-copy p {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.7;
}

.builder-note {
  color: var(--ink) !important;
  font-weight: 500;
  border-left: 2px solid var(--copper);
  padding-left: 0.9rem;
  text-align: left;
}

.builder-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

@media (min-width: 760px) {
  .builder-actions {
    justify-content: flex-start;
  }
}

.site-footer {
  margin-top: 3rem;
  padding: 3rem 0 2rem;
  border-top: 1px solid var(--line);
  background: #0e0f12;
}

.footer-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 800px) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
}

.footer-logo {
  height: 28px;
  width: auto;
}

.footer-blurb {
  margin: 0.85rem 0 0;
  max-width: 22rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.site-footer h3 {
  margin: 0 0 0.75rem;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
  color: var(--ink);
  font-size: 0.95rem;
}

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

.footer-base {
  margin-top: 2.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.85rem;
}

.footer-base p {
  margin: 0;
}

@media (max-width: 820px) {
  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.5rem 1.25rem 1rem;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--line);
  }

  .site-nav .btn-sm {
    margin-top: 0.75rem;
    text-align: center;
  }

  .hero h1 {
    max-width: none;
  }

  .scroll-cue {
    margin-left: 1.25rem;
  }
}

/* —— Performance snapshot —— */
.perf-meta {
  margin: 0 0 1.25rem;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.perf-fleet {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 720px) {
  .perf-fleet {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .perf-fleet {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.perf-metric {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 0.85rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.perf-metric-k {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.perf-metric-v {
  font-family: var(--font-display);
  font-size: 1.35rem;
  line-height: 1.2;
  color: var(--ink);
}

.perf-metric.is-pos .perf-metric-v {
  color: #8fbf8a;
}

.perf-metric.is-neg .perf-metric-v {
  color: #d08878;
}

.perf-brokers {
  display: grid;
  gap: 1rem;
  align-items: start;
}

@media (min-width: 860px) {
  .perf-brokers {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.perf-card {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 1.15rem 1.15rem 1.05rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.perf-card.is-offline {
  opacity: 0.72;
}

.perf-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.perf-card-head h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 400;
}

.perf-badge {
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--line);
  color: var(--muted);
}

.perf-badge.is-on {
  color: #8fbf8a;
  border-color: rgba(143, 191, 138, 0.35);
}

.perf-badge.is-off {
  color: #d08878;
  border-color: rgba(208, 136, 120, 0.35);
}

.perf-card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem;
}

.perf-card-grid .perf-metric {
  padding: 0.65rem 0.75rem;
}

.perf-card-grid .perf-metric-v {
  font-size: 1.05rem;
}

.perf-card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: 0.15rem;
}

.perf-spark {
  width: 120px;
  height: 36px;
  flex-shrink: 0;
}

.perf-spark.is-up polyline {
  stroke: #8fbf8a;
}

.perf-spark.is-down polyline {
  stroke: #d08878;
}

.perf-updated {
  font-size: 0.72rem;
  color: var(--muted);
  text-align: right;
}

.perf-note {
  margin: 1.5rem 0 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.55;
  max-width: 52rem;
}