/* ============================
   /developers — long-form manifesto + architecture
   No sticky TOC. No snippets. Magazine reading column.
   ============================ */

/* ---------- Shared reading column ---------- */
.dev-column {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

.dev-eyebrow,
.dev-section-eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: 0 0 18px;
}

.dev-h1 {
  font-family: 'Instrument Serif', serif;
  font-weight: 400;
  font-size: clamp(44px, 5.5vw, 68px);
  line-height: 1.04;
  color: var(--color-text);
  margin: 0 0 36px;
  letter-spacing: -0.5px;
}

.dev-h1 em {
  font-style: italic;
  color: var(--color-text-muted);
}

.dev-h2 {
  font-family: 'Instrument Serif', serif;
  font-weight: 400;
  font-size: clamp(32px, 3.6vw, 44px);
  line-height: 1.1;
  color: var(--color-text);
  margin: 0 0 16px;
  letter-spacing: -0.4px;
}

.dev-h3 {
  font-family: 'Instrument Serif', serif;
  font-weight: 400;
  font-size: clamp(24px, 2.6vw, 30px);
  line-height: 1.2;
  color: var(--color-text);
  margin: 0 0 20px;
  letter-spacing: -0.2px;
}

/* ---------- Manifesto (Section 1) ---------- */
.dev-manifesto {
  padding: 96px 0 72px;
  border-bottom: 1px solid var(--color-border);
  background: linear-gradient(180deg, rgba(74,222,128,0.025) 0%, transparent 100%);
}

.dev-lede {
  font-family: 'Instrument Serif', serif;
  font-style: italic;
  font-size: 22px;
  line-height: 1.55;
  color: var(--color-text);
  margin: 0 0 28px;
}

.dev-body {
  font-family: 'Inter', sans-serif;
  font-size: 17px;
  line-height: 1.75;
  color: var(--color-text-muted);
  margin: 0 0 24px;
}

.dev-body em {
  color: var(--color-text);
  font-style: italic;
}

.dev-body code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  padding: 2px 6px;
  background: rgba(74,222,128,0.08);
  color: var(--color-accent);
  border-radius: 3px;
  border: 1px solid rgba(74,222,128,0.15);
}

.dev-skip {
  margin: 32px 0 0;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.dev-skip a {
  color: var(--color-text-muted);
  text-decoration: none;
  border-bottom: 1px dashed var(--color-border-strong);
  padding-bottom: 1px;
  transition: all 0.15s ease;
}

.dev-skip a:hover {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

/* ---------- Section heads ---------- */
.dev-section-head {
  margin: 0 0 56px;
}

.dev-section-sub {
  margin: 16px 0 0;
  font-size: 17px;
  line-height: 1.65;
  color: var(--color-text-muted);
  max-width: 640px;
}

/* ---------- Disappears section (Part I) ---------- */
.dev-disappears {
  padding: 96px 0;
  border-bottom: 1px solid var(--color-border);
}

.dev-disappear-list {
  list-style: none;
  counter-reset: dis;
  padding: 0;
  margin: 0;
}

.dev-disappear-list li {
  counter-increment: dis;
  padding: 28px 0 28px 64px;
  border-bottom: 1px solid var(--color-border);
  position: relative;
}

.dev-disappear-list li:first-child {
  border-top: 1px solid var(--color-border);
}

.dev-disappear-list li::before {
  content: counter(dis, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 32px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 1.5px;
  color: var(--color-accent);
}

.dev-disappear-q {
  font-family: 'Instrument Serif', serif;
  font-size: 24px;
  line-height: 1.3;
  color: var(--color-text);
  margin: 0 0 10px;
  letter-spacing: -0.2px;
}

.dev-disappear-a {
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  line-height: 1.65;
  color: var(--color-text-muted);
  margin: 0;
}

.dev-disappear-a em {
  color: var(--color-text);
  font-style: italic;
}

.dev-disappear-a code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  padding: 1px 5px;
  background: rgba(74,222,128,0.08);
  color: var(--color-accent);
  border-radius: 3px;
  border: 1px solid rgba(74,222,128,0.15);
}

/* ---------- Architecture section (Part II) ---------- */
.dev-architecture {
  padding: 96px 0;
  border-bottom: 1px solid var(--color-border);
}

.dev-arch-section {
  margin: 0 0 80px;
}

.dev-arch-section:last-child {
  margin-bottom: 0;
}

.dev-arch-section .dev-body code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  padding: 2px 6px;
  background: rgba(74,222,128,0.08);
  color: var(--color-accent);
  border-radius: 3px;
  border: 1px solid rgba(74,222,128,0.15);
}

/* ---------- Diagrams ---------- */
.dev-diagram {
  margin: 36px 0;
  padding: 28px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--color-border);
  border-radius: 10px;
}

.dev-svg {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- Author section (Part III) ---------- */
.dev-author {
  padding: 96px 0;
  border-bottom: 1px solid var(--color-border);
}

/* ---------- Final CTA ---------- */
.dev-cta-block {
  padding: 96px 0 120px;
  text-align: center;
  background: linear-gradient(180deg, transparent 0%, rgba(74,222,128,0.04) 100%);
}

.dev-h2--cta {
  margin-bottom: 20px;
}

.dev-body--cta {
  max-width: 580px;
  margin: 0 auto 40px;
  text-align: center;
}

.dev-watch-cta {
  display: inline-flex;
  align-items: center;
  padding: 16px 32px;
  background: var(--color-accent);
  color: #0C0C0C;
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  border-radius: 6px;
  transition: all 0.18s ease;
}

.dev-watch-cta:hover {
  background: #6EE89A;
  transform: translateY(-1px);
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 32px 0;
  text-align: center;
}

.site-footer p {
  color: var(--color-text-muted);
  font-size: 13px;
  font-family: 'JetBrains Mono', monospace;
  margin: 0;
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .dev-manifesto,
  .dev-disappears,
  .dev-architecture,
  .dev-author,
  .dev-cta-block {
    padding-top: 64px;
    padding-bottom: 64px;
  }

  .dev-disappear-list li {
    padding-left: 48px;
  }
}