/*
Theme Name: Enterprise Frame
Theme URI: https://enterpriseframe.com
Author: Enterprise Frame
Description: Cognitive Data Architecture — Business-to-data architecture practice.
Version: 1.0.0
License: GNU General Public License v2 or later
Text Domain: enterprise-frame
Tags: custom-logo, custom-menu, featured-images, threaded-comments, full-width-template
*/

/* ============ TOKENS ============ */
:root {
  --paper: #F2EDE2;
  --paper-soft: #EBE5D7;
  --ink: #14213D;
  --ink-soft: #3A4660;
  --ink-mute: #6E7689;
  --rule: rgba(20, 33, 61, 0.14);
  --rule-soft: rgba(20, 33, 61, 0.07);

  --c-strategy:  #1B3A6B;
  --c-data:      #2A8B8C;
  --c-knowledge: #5DA63E;
  --c-causal:    #E37926;
  --c-context:   #6F3CA0;

  --serif: 'Fraunces', 'EB Garamond', Georgia, serif;
  --sans:  'IBM Plex Sans', system-ui, sans-serif;
  --mono:  'IBM Plex Mono', ui-monospace, monospace;

  --max: 1240px;
  --gutter: clamp(1.25rem, 3vw, 2.5rem);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  font-weight: 400;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  position: relative;
}

body::before {
  content: '';
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 100;
  opacity: 0.5;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.08 0 0 0 0 0.13 0 0 0 0 0.24 0 0 0 0.08 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

::selection { background: var(--ink); color: var(--paper); }

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

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding-inline: var(--gutter);
}

/* ============ MICRO TYPE ============ */
.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-weight: 500;
}
.eyebrow .dot {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--ink);
  margin-right: 0.6em;
  transform: translateY(-2px);
}

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.015em;
  line-height: 1.05;
  font-variation-settings: "opsz" 144, "SOFT" 30;
}

/* ============ NAV ============ */
nav.top {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(242, 237, 226, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--rule-soft);
}
nav.top .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 1.1rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: -0.01em;
}
.brand-mark {
  width: 28px; height: 28px;
  display: grid;
  place-items: center;
}
.brand em {
  font-style: italic;
  font-variation-settings: "opsz" 144, "SOFT" 100;
  color: var(--c-strategy);
}
nav ul {
  display: flex;
  list-style: none;
  gap: 2rem;
  font-size: 0.88rem;
}
nav ul a {
  color: var(--ink-soft);
  transition: color 0.2s;
  position: relative;
}
nav ul a:hover { color: var(--ink); }
nav ul a::after {
  content: '';
  position: absolute;
  left: 0; bottom: -4px;
  width: 0; height: 1px;
  background: var(--ink);
  transition: width 0.25s ease;
}
nav ul a:hover::after { width: 100%; }
.nav-cta {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  padding: 0.55rem 1rem;
  border: 1px solid var(--ink);
  border-radius: 999px;
  transition: all 0.2s;
}
.nav-cta:hover { background: var(--ink); color: var(--paper); }

@media (max-width: 760px) {
  nav ul li:not(:last-child) { display: none; }
}

/* ============ HERO ============ */
header.hero {
  padding-top: clamp(3rem, 8vh, 6rem);
  padding-bottom: clamp(4rem, 10vh, 7rem);
  position: relative;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
}

.hero-eyebrow { margin-bottom: 1.4rem; }

h1.hero-title {
  font-size: clamp(2.5rem, 6.2vw, 5.2rem);
  line-height: 0.98;
  letter-spacing: -0.025em;
  margin-bottom: 1.6rem;
  font-variation-settings: "opsz" 144, "SOFT" 25, "wght" 380;
}
h1.hero-title em {
  font-style: italic;
  color: var(--c-strategy);
  font-variation-settings: "opsz" 144, "SOFT" 90, "wght" 380;
}
h1.hero-title .grad {
  background: linear-gradient(95deg,
    var(--c-strategy) 0%,
    var(--c-data) 22%,
    var(--c-knowledge) 48%,
    var(--c-causal) 72%,
    var(--c-context) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lede {
  font-size: clamp(1.05rem, 1.4vw, 1.18rem);
  color: var(--ink-soft);
  max-width: 38ch;
  line-height: 1.55;
  margin-bottom: 2rem;
}
.hero-lede strong {
  color: var(--ink);
  font-weight: 500;
}

.hero-actions {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  align-items: center;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.85rem 1.4rem;
  font-family: var(--mono);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  border-radius: 999px;
  transition: transform 0.2s ease, background 0.2s, color 0.2s;
}
.btn-primary {
  background: var(--ink);
  color: var(--paper);
}
.btn-primary:hover { transform: translateY(-2px); }
.btn-ghost {
  color: var(--ink);
  border: 1px solid var(--rule);
}
.btn-ghost:hover { border-color: var(--ink); }
.btn .arrow {
  transition: transform 0.2s;
}
.btn:hover .arrow { transform: translateX(3px); }

.helix {
  width: 100%;
  max-width: 460px;
  margin-inline: auto;
}
.helix svg { width: 100%; height: auto; display: block; }

/* ============ FRAMEWORK ============ */
section.framework {
  padding-block: clamp(4rem, 9vh, 7rem);
  border-top: 1px solid var(--rule);
  background: var(--paper-soft);
  position: relative;
}
.section-head {
  max-width: 720px;
  margin-bottom: clamp(3rem, 6vh, 4.5rem);
}
.section-head .eyebrow { margin-bottom: 1.2rem; display: block; }
.section-head h2 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-variation-settings: "opsz" 144, "SOFT" 30, "wght" 400;
}
.section-head h2 em {
  font-style: italic;
  color: var(--c-data);
  font-variation-settings: "opsz" 144, "SOFT" 100, "wght" 400;
}
.section-head p {
  margin-top: 1.2rem;
  font-size: 1.05rem;
  color: var(--ink-soft);
  max-width: 60ch;
}

.layers {
  display: grid;
  gap: 1px;
  background: var(--rule);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
.layer {
  background: var(--paper-soft);
  padding: clamp(1.6rem, 3vw, 2.4rem) 0;
  display: grid;
  grid-template-columns: 80px 1fr 2.2fr 1fr;
  gap: clamp(1rem, 3vw, 2.5rem);
  align-items: start;
  transition: background 0.3s;
  cursor: default;
}
.layer:hover { background: var(--paper); }
@media (max-width: 800px) {
  .layer {
    grid-template-columns: 1fr;
    gap: 0.6rem;
    padding-block: 1.6rem;
  }
}

.layer-num {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--ink-mute);
  letter-spacing: 0.05em;
  padding-top: 0.3rem;
  display: flex;
  align-items: center;
  gap: 0.7rem;
}
.layer-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.layer-title {
  font-family: var(--serif);
  font-size: clamp(1.3rem, 2vw, 1.65rem);
  font-variation-settings: "opsz" 36, "SOFT" 40, "wght" 450;
  line-height: 1.15;
  letter-spacing: -0.01em;
}
.layer-tagline {
  display: block;
  margin-top: 0.4rem;
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.92rem;
  color: var(--ink-mute);
  font-variation-settings: "opsz" 14, "SOFT" 100;
}
.layer-desc {
  font-size: 0.98rem;
  color: var(--ink-soft);
  line-height: 1.6;
  max-width: 52ch;
}
.layer-out {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--ink-mute);
  text-transform: uppercase;
  line-height: 1.7;
  padding-top: 0.3rem;
}
.layer-out span { display: block; }
.layer-out span::before {
  content: '→ ';
  opacity: 0.5;
}

.layer-01 .layer-dot { background: var(--c-strategy); }
.layer-02 .layer-dot { background: var(--c-data); }
.layer-03 .layer-dot { background: var(--c-knowledge); }
.layer-04 .layer-dot { background: var(--c-causal); }
.layer-05 .layer-dot { background: var(--c-context); }

.layer-01:hover .layer-title { color: var(--c-strategy); }
.layer-02:hover .layer-title { color: var(--c-data); }
.layer-03:hover .layer-title { color: var(--c-knowledge); }
.layer-04:hover .layer-title { color: var(--c-causal); }
.layer-05:hover .layer-title { color: var(--c-context); }
.layer-title { transition: color 0.3s; }

/* ============ IDEAS / FEATURED ============ */
section.ideas {
  padding-block: clamp(4rem, 9vh, 7rem);
  border-top: 1px solid var(--rule);
}
.ideas-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: clamp(1.5rem, 3vw, 3rem);
}
@media (max-width: 900px) {
  .ideas-grid { grid-template-columns: 1fr; }
}
.feature-card {
  background: var(--ink);
  color: var(--paper);
  padding: clamp(2rem, 4vw, 3.5rem);
  border-radius: 4px;
  position: relative;
  overflow: hidden;
  min-height: 380px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.feature-card::after {
  content: '';
  position: absolute;
  right: -120px; bottom: -120px;
  width: 360px; height: 360px;
  background:
    radial-gradient(circle at 30% 30%, var(--c-data) 0%, transparent 60%),
    radial-gradient(circle at 70% 70%, var(--c-context) 0%, transparent 60%);
  opacity: 0.35;
  filter: blur(40px);
  pointer-events: none;
}
.feature-meta {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0.65;
  margin-bottom: 1.5rem;
  position: relative; z-index: 1;
}
.feature-card h3 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  color: var(--paper);
  line-height: 1.1;
  margin-bottom: 1rem;
  position: relative; z-index: 1;
  font-variation-settings: "opsz" 144, "SOFT" 30, "wght" 380;
}
.feature-card h3 em {
  font-style: italic;
  font-variation-settings: "opsz" 144, "SOFT" 100, "wght" 380;
}
.feature-card p {
  font-size: 1rem;
  line-height: 1.6;
  color: rgba(242, 237, 226, 0.78);
  max-width: 50ch;
  position: relative; z-index: 1;
}
.feature-link {
  margin-top: 2rem;
  font-family: var(--mono);
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid rgba(242, 237, 226, 0.3);
  padding-bottom: 0.3rem;
  align-self: flex-start;
  position: relative; z-index: 1;
  transition: border-color 0.2s;
}
.feature-link:hover { border-color: var(--paper); }

.idea-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.idea {
  padding-block: 1.4rem;
  border-bottom: 1px solid var(--rule);
  transition: padding 0.2s;
}
.idea:first-child { padding-top: 0; }
.idea:last-child { border-bottom: none; }
.idea:hover { padding-left: 0.5rem; }
.idea-meta {
  display: flex;
  gap: 0.8rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-mute);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.idea-meta .tag-c { color: var(--c-knowledge); }
.idea-meta .tag-d { color: var(--c-causal); }
.idea-meta .tag-e { color: var(--c-context); }
.idea h4 {
  font-size: 1.18rem;
  font-variation-settings: "opsz" 36, "SOFT" 40, "wght" 460;
  line-height: 1.25;
  letter-spacing: -0.005em;
}

/* ============ WHITEPAPERS / BOOKS ============ */
section.library {
  padding-block: clamp(4rem, 9vh, 7rem);
  border-top: 1px solid var(--rule);
  background: var(--paper-soft);
}
.library-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
}
@media (max-width: 900px) { .library-grid { grid-template-columns: 1fr; } }

.library-col h3 {
  font-size: clamp(1.4rem, 2.4vw, 1.9rem);
  margin-bottom: 0.3rem;
  font-variation-settings: "opsz" 144, "SOFT" 30, "wght" 430;
}
.library-col > .eyebrow { display: block; margin-bottom: 0.8rem; }
.library-col > p.subtle {
  color: var(--ink-mute);
  font-size: 0.95rem;
  max-width: 42ch;
  margin-bottom: 2rem;
}

.papers li {
  list-style: none;
  padding-block: 1.1rem;
  border-bottom: 1px solid var(--rule);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  align-items: baseline;
  transition: transform 0.2s;
}
.papers li:hover { transform: translateX(4px); }
.papers .num {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-mute);
  letter-spacing: 0.1em;
}
.papers a {
  display: block;
  font-family: var(--serif);
  font-size: 1.08rem;
  line-height: 1.3;
  font-variation-settings: "opsz" 36, "SOFT" 40, "wght" 440;
}
.papers .pages {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-mute);
  white-space: nowrap;
}

.books {
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
}
.book {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 1.4rem;
  align-items: start;
}
.book-cover {
  aspect-ratio: 2/3;
  border-radius: 2px;
  position: relative;
  overflow: hidden;
  box-shadow:
    0 1px 0 rgba(0,0,0,0.15),
    0 12px 28px -10px rgba(20, 33, 61, 0.35);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 0.7rem 0.6rem;
  color: rgba(242, 237, 226, 0.95);
}
.book-cover-1 { background: linear-gradient(160deg, var(--c-strategy) 0%, #0E2347 100%); }
.book-cover-2 { background: linear-gradient(160deg, var(--c-causal) 0%, #A4521A 100%); }
.book-cover-3 { background: linear-gradient(160deg, var(--c-context) 0%, #4A2470 100%); }
.book-cover::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(255,255,255,0.18), transparent 50%),
    url("data:image/svg+xml,%3Csvg viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.1 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  pointer-events: none;
}
.book-cover-mini {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.7;
  position: relative; z-index: 1;
}
.book-cover-title {
  font-family: var(--serif);
  font-size: 0.85rem;
  line-height: 1.1;
  font-variation-settings: "opsz" 14, "SOFT" 30, "wght" 500;
  position: relative; z-index: 1;
}
.book-info h4 {
  font-size: 1.15rem;
  font-variation-settings: "opsz" 36, "SOFT" 40, "wght" 450;
  line-height: 1.2;
  margin-bottom: 0.4rem;
}
.book-info .book-status {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 0.6rem;
  display: inline-block;
  padding: 0.15rem 0.55rem;
  background: var(--paper);
  border-radius: 999px;
}
.book-info p {
  font-size: 0.92rem;
  color: var(--ink-soft);
  line-height: 1.5;
  max-width: 38ch;
}

/* ============ BLOG ============ */
section.blog {
  padding-block: clamp(4rem, 9vh, 7rem);
  border-top: 1px solid var(--rule);
}
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1rem, 3vw, 2.5rem);
}
@media (max-width: 900px) {
  .blog-grid { grid-template-columns: 1fr; }
}
.post {
  border-top: 1px solid var(--ink);
  padding-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  transition: transform 0.25s;
}
.post:hover { transform: translateY(-3px); }
.post-meta {
  display: flex;
  gap: 0.8rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--ink-mute);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.post-meta .cat-a { color: var(--c-data); }
.post-meta .cat-b { color: var(--c-knowledge); }
.post-meta .cat-c { color: var(--c-causal); }
.post h4 {
  font-size: 1.4rem;
  line-height: 1.2;
  font-variation-settings: "opsz" 36, "SOFT" 40, "wght" 440;
  letter-spacing: -0.005em;
}
.post p {
  font-size: 0.95rem;
  color: var(--ink-soft);
  line-height: 1.55;
}
.post-readtime {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-mute);
  margin-top: auto;
  padding-top: 0.6rem;
}
.blog-foot {
  margin-top: 3rem;
  display: flex;
  justify-content: center;
}

/* ============ CTA ============ */
section.cta {
  padding-block: clamp(5rem, 12vh, 8rem);
  border-top: 1px solid var(--rule);
  background: var(--ink);
  color: var(--paper);
  position: relative;
  overflow: hidden;
}
section.cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 15% 100%, var(--c-strategy) 0%, transparent 45%),
    radial-gradient(ellipse at 85% 0%, var(--c-context) 0%, transparent 40%);
  opacity: 0.3;
}
.cta .container {
  position: relative;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 4rem;
  align-items: end;
}
@media (max-width: 900px) {
  .cta .container { grid-template-columns: 1fr; gap: 2rem; }
}
.cta h2 {
  font-size: clamp(2.2rem, 5.5vw, 4.4rem);
  line-height: 0.98;
  color: var(--paper);
  max-width: 14ch;
  font-variation-settings: "opsz" 144, "SOFT" 30, "wght" 380;
}
.cta h2 em {
  font-style: italic;
  font-variation-settings: "opsz" 144, "SOFT" 100, "wght" 380;
  color: var(--paper-soft);
}
.cta .cta-side {
  color: rgba(242, 237, 226, 0.7);
  font-size: 1rem;
  line-height: 1.6;
}
.cta .cta-side .btn {
  margin-top: 1.5rem;
  background: var(--paper);
  color: var(--ink);
}

/* ============ HELIX ANIMATION ============ */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.55; }
}
.helix-node {
  animation: pulse 3.6s ease-in-out infinite;
}
.helix-node.n2 { animation-delay: 0.6s; }
.helix-node.n3 { animation-delay: 1.2s; }
.helix-node.n4 { animation-delay: 1.8s; }
.helix-node.n5 { animation-delay: 2.4s; }

/* ============ FOOTER ============ */
footer {
  padding-block: 3rem;
  border-top: 1px solid var(--rule);
  background: var(--paper);
}
footer .container {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
  align-items: center;
}
footer .fine {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-mute);
  letter-spacing: 0.05em;
}
footer .links {
  display: flex;
  gap: 1.4rem;
  font-size: 0.85rem;
  color: var(--ink-soft);
}
footer .links a:hover { color: var(--ink); }

/* ============ ENTRANCE ============ */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  animation: rise 0.9s cubic-bezier(0.2, 0.7, 0.3, 1) forwards;
}
@keyframes rise {
  to { opacity: 1; transform: translateY(0); }
}
.d1 { animation-delay: 0.05s; }
.d2 { animation-delay: 0.18s; }
.d3 { animation-delay: 0.32s; }
.d4 { animation-delay: 0.46s; }
.d5 { animation-delay: 0.6s; }

/* ============ SINGLE POST / PAGE CONTENT ============ */
.entry-content {
  max-width: 68ch;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--ink-soft);
}
.entry-content h2, .entry-content h3 {
  color: var(--ink);
  margin-top: 2.5rem;
  margin-bottom: 0.8rem;
}
.entry-content p { margin-bottom: 1.4rem; }
.entry-content ul, .entry-content ol {
  padding-left: 1.5rem;
  margin-bottom: 1.4rem;
}
.entry-content li { margin-bottom: 0.4rem; }
.entry-content blockquote {
  border-left: 3px solid var(--c-strategy);
  padding-left: 1.5rem;
  margin: 2rem 0;
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--ink);
}
.entry-content code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: var(--paper-soft);
  padding: 0.15em 0.4em;
  border-radius: 3px;
}

/* Single post header */
.post-hero {
  padding-top: clamp(3rem, 7vh, 5rem);
  padding-bottom: clamp(3rem, 6vh, 4rem);
  border-bottom: 1px solid var(--rule);
}
.post-hero .post-meta { margin-bottom: 1.2rem; }
.post-hero h1 {
  font-size: clamp(2rem, 5vw, 3.8rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 1.2rem;
  max-width: 18ch;
  font-variation-settings: "opsz" 144, "SOFT" 30, "wght" 400;
}
.post-hero .hero-lede { margin-bottom: 0; }

/* Archive / blog listing */
.archive-header {
  padding-block: clamp(3rem, 7vh, 5rem);
  border-bottom: 1px solid var(--rule);
}
.posts-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1rem, 3vw, 2.5rem);
  padding-block: clamp(3rem, 6vh, 5rem);
}
@media (max-width: 900px) {
  .posts-list { grid-template-columns: 1fr; }
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  padding-bottom: clamp(3rem, 6vh, 5rem);
  font-family: var(--mono);
  font-size: 0.82rem;
}
.pagination a, .pagination span {
  padding: 0.5rem 0.9rem;
  border: 1px solid var(--rule);
  border-radius: 999px;
  transition: all 0.2s;
}
.pagination a:hover, .pagination .current {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}