/* =========================================================
   Nikhil Babu — workflowhyd.online
   Design system: minimal, editorial, developer-focused
   ========================================================= */

:root {
  /* Color */
  --bg: #faf8f4;
  --bg-raised: #ffffff;
  --bg-sunken: #f2efe8;
  --text-primary: #17161a;
  --text-secondary: #63616b;
  --text-tertiary: #94919b;
  --border: #e6e2d8;
  --border-strong: #d3cec0;
  --accent: #b5502e;
  --accent-hover: #963f22;
  --accent-tint: #f4e3da;
  --code-bg: #1b1a19;
  --code-text: #e9e5da;
  --focus-ring: #b5502e;

  /* Type */
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Space Grotesk", var(--font-sans);
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  /* Layout */
  --max-width: 1200px;
  --max-width-article: 700px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  /* Motion */
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast: 150ms;
  --dur-med: 320ms;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
html, body { height: 100%; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, picture, svg, video { display: block; max-width: 100%; }
input, button, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; padding: 0; }
h1, h2, h3, h4, h5, h6 { font-weight: 600; line-height: 1.15; letter-spacing: -0.02em; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

html { scroll-behavior: smooth; }

/* ---------- Focus & selection ---------- */
:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
  border-radius: 2px;
}
::selection { background: var(--accent-tint); color: var(--accent-hover); }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--text-primary);
  color: #fff;
  padding: 0.75rem 1.25rem;
  z-index: 200;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ---------- Layout helpers ---------- */
.container {
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: 1.5rem;
}
@media (min-width: 640px) { .container { padding-inline: 2rem; } }
@media (min-width: 1024px) { .container { padding-inline: 3rem; } }

.prose-width { max-width: var(--max-width-article); margin-inline: auto; }

section { padding-block: 4.5rem; }
@media (min-width: 1024px) { section { padding-block: 6.5rem; } }

.section-tight { padding-block: 3rem; }

/* ---------- Reveal-on-scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--dur-med) var(--ease), transform var(--dur-med) var(--ease);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- Typography scale ---------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
}
h1, .h1 {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw + 1rem, 4rem);
  letter-spacing: -0.03em;
}
h2, .h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw + 0.7rem, 2.75rem);
}
h3, .h3 {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 1.4vw + 0.7rem, 1.6rem);
}
p { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-tertiary { color: var(--text-tertiary); }
.lede {
  font-size: clamp(1.05rem, 1vw + 0.9rem, 1.3rem);
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ---------- Buttons / links ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-sm);
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
  border: 1px solid transparent;
}
.btn-primary { background: var(--text-primary); color: var(--bg); }
.btn-primary:hover { background: var(--accent); transform: translateY(-1px); }
.btn-secondary { border-color: var(--border-strong); color: var(--text-primary); }
.btn-secondary:hover { border-color: var(--text-primary); background: var(--bg-raised); }
.btn svg { width: 16px; height: 16px; transition: transform var(--dur-fast) var(--ease); }
.btn:hover svg { transform: translateX(3px); }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 500;
  color: var(--text-primary);
  border-bottom: 1px solid transparent;
}
.link-arrow svg { width: 15px; height: 15px; transition: transform var(--dur-fast) var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }
.link-arrow:hover { color: var(--accent); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 248, 244, 0.85);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--border);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.brand .brand-mark {
  width: 8px; height: 8px;
  border-radius: 2px;
  background: var(--accent);
  display: inline-block;
}
.nav-desktop { display: none; }
@media (min-width: 860px) {
  .nav-desktop { display: flex; align-items: center; gap: 2.25rem; }
}
.nav-desktop a {
  font-size: 0.92rem;
  color: var(--text-secondary);
  position: relative;
  padding-block: 0.25rem;
}
.nav-desktop a:hover { color: var(--text-primary); }
.nav-desktop a[aria-current="page"] { color: var(--text-primary); }
.nav-desktop a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.nav-cta { display: none; }
@media (min-width: 860px) {
  .nav-cta {
    display: inline-flex;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.55rem 1.1rem;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
  }
  .nav-cta:hover { border-color: var(--accent); color: var(--accent); }
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  background: none;
  border: none;
}
@media (min-width: 860px) { .nav-toggle { display: none; } }
.nav-toggle svg { width: 24px; height: 24px; }
.nav-toggle .icon-close { display: none; }
.nav-toggle[aria-expanded="true"] .icon-menu { display: none; }
.nav-toggle[aria-expanded="true"] .icon-close { display: block; }

.nav-mobile {
  position: fixed;
  inset: 72px 0 0 0;
  background: var(--bg);
  z-index: 99;
  transform: translateY(-8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-med) var(--ease), transform var(--dur-med) var(--ease);
  overflow-y: auto;
}
.nav-mobile.is-open { opacity: 1; transform: translateY(0); pointer-events: auto; }
.nav-mobile .container { padding-block: 2rem; display: flex; flex-direction: column; gap: 0.25rem; }
.nav-mobile a {
  font-family: var(--font-display);
  font-size: 1.6rem;
  padding-block: 0.7rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
}
.nav-mobile .nav-mobile-cta { margin-top: 1.5rem; }
@media (min-width: 860px) { .nav-mobile { display: none; } }

/* ---------- Hero ---------- */
.hero { padding-block: 4rem 3rem; }
@media (min-width: 1024px) { .hero { padding-block: 6rem 4rem; } }
.hero-grid {
  display: grid;
  gap: 2.5rem;
  align-items: end;
}
@media (min-width: 900px) {
  .hero-grid { grid-template-columns: 1.4fr 1fr; }
}
.hero-eyebrow { margin-bottom: 1.25rem; }
.hero h1 { margin-bottom: 1rem; }
.hero .role-line {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}
.hero .role-line .dot { color: var(--accent); }
.hero .intro { max-width: 46ch; margin-bottom: 2.25rem; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 0.85rem; }

.hero-panel {
  background: var(--code-bg);
  color: var(--code-text);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.7;
  box-shadow: 0 20px 50px -20px rgba(23, 22, 26, 0.35);
}
.hero-panel .dots { display: flex; gap: 6px; margin-bottom: 1rem; }
.hero-panel .dots span { width: 10px; height: 10px; border-radius: 50%; background: #3a3835; }
.hero-panel pre { white-space: pre-wrap; word-break: break-word; }
.tok-key { color: #e08a5f; }
.tok-str { color: #9fc98a; }
.tok-fn { color: #7fb0e0; }
.tok-com { color: #78756e; }
.tok-punc { color: #b7b3a8; }

/* ---------- Section headers ---------- */
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}
.section-head h2 { margin-top: 0.5rem; }

/* ---------- Article / Post cards ---------- */
.post-grid { display: grid; gap: 1.75rem; }
@media (min-width: 760px) { .post-grid { grid-template-columns: repeat(3, 1fr); } }

.post-card {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  padding: 1.75rem;
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  height: 100%;
  transition: transform var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.post-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
  box-shadow: 0 16px 32px -22px rgba(23,22,26,0.25);
}
.post-card .card-title { font-size: 1.15rem; font-family: var(--font-display); }
.post-card .card-desc { color: var(--text-secondary); font-size: 0.93rem; flex-grow: 1; }
.post-meta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.78rem;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
}
.post-meta svg { width: 13px; height: 13px; }
.post-meta-item { display: inline-flex; align-items: center; gap: 0.3rem; }

.category-badge {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-tint);
  padding: 0.3rem 0.6rem;
  border-radius: 4px;
  width: fit-content;
}

/* Featured / large post row */
.post-featured {
  display: grid;
  gap: 2rem;
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
}
@media (min-width: 760px) {
  .post-featured { grid-template-columns: 1fr 1fr; align-items: center; padding: 3rem; }
}
.post-featured .card-title { font-size: clamp(1.5rem, 2.2vw, 2rem); }
.post-featured-visual {
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--code-bg), #2a2724);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--code-text);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 1.5rem;
  overflow: hidden;
}

/* ---------- Blog index controls ---------- */
.blog-controls {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}
@media (min-width: 760px) {
  .blog-controls { flex-direction: row; align-items: center; justify-content: space-between; }
}
.search-field {
  position: relative;
  max-width: 340px;
  width: 100%;
}
.search-field input {
  width: 100%;
  padding: 0.7rem 1rem 0.7rem 2.5rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--bg-raised);
  font-size: 0.9rem;
}
.search-field svg {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  width: 16px; height: 16px;
  color: var(--text-tertiary);
}
.category-filters { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.category-filters button {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  background: transparent;
  color: var(--text-secondary);
  transition: all var(--dur-fast) var(--ease);
}
.category-filters button:hover { border-color: var(--accent); color: var(--accent); }
.category-filters button.is-active { background: var(--text-primary); border-color: var(--text-primary); color: var(--bg); }

.load-more-wrap { display: flex; justify-content: center; margin-top: 3rem; }
.post-card[hidden], .post-grid-item[hidden] { display: none; }
.empty-state { text-align: center; padding: 3rem 1rem; color: var(--text-secondary); }

/* ---------- Project cards ---------- */
.project-grid { display: grid; gap: 1.75rem; grid-template-columns: 1fr; }
@media (min-width: 760px) { .project-grid { grid-template-columns: repeat(2, 1fr); } }

.project-card {
  display: block;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-raised);
  overflow: hidden;
  transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.project-card:hover { transform: translateY(-4px); box-shadow: 0 20px 40px -24px rgba(23,22,26,0.3); }
.project-visual {
  aspect-ratio: 16/10;
  background: var(--code-bg);
  position: relative;
  display: flex;
  align-items: flex-end;
  padding: 1.5rem;
  overflow: hidden;
}
.project-visual::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--proj-a, #2a2724) 1px, transparent 1px),
    linear-gradient(90deg, var(--proj-a, #2a2724) 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: 0.25;
}
.project-visual .proj-mark {
  position: relative;
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: #fff;
  letter-spacing: -0.02em;
}
.project-visual img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  transition: transform var(--dur-med) var(--ease);
}
.project-card:hover .project-visual img { transform: scale(1.035); }
.project-body { padding: 1.75rem; }
.project-body h3 { margin-bottom: 0.5rem; }
.project-body p { color: var(--text-secondary); font-size: 0.93rem; margin-bottom: 1rem; }
.tech-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.tech-tags span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-secondary);
  background: var(--bg-sunken);
  padding: 0.25rem 0.55rem;
  border-radius: 4px;
}

/* Project case study page */
.case-hero { padding-block: 3.5rem 2.5rem; border-bottom: 1px solid var(--border); }
.case-meta-row {
  display: flex; flex-wrap: wrap; gap: 2rem;
  margin-top: 2rem; padding-top: 2rem; border-top: 1px solid var(--border);
}
.case-meta-item .label { font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; color: var(--text-tertiary); letter-spacing: 0.05em; margin-bottom: 0.35rem; }
.case-meta-item .value { font-size: 0.95rem; }
.case-visual-hero {
  aspect-ratio: 21/9;
  background: var(--code-bg);
  border-radius: var(--radius-lg);
  margin-top: 2.5rem;
  display: flex; align-items: center; justify-content: center;
  color: var(--code-text);
  font-family: var(--font-display);
  font-size: 2rem;
  position: relative;
  overflow: hidden;
}
.case-visual-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}
.case-section { padding-block: 3rem; border-bottom: 1px solid var(--border); }
.case-section:last-of-type { border-bottom: none; }
.case-section h2 { margin-bottom: 1.25rem; }
.case-section .eyebrow { display: block; margin-bottom: 0.75rem; }
.feature-list { display: grid; gap: 0.9rem; margin-top: 1.5rem; }
.feature-list li { display: flex; gap: 0.75rem; align-items: flex-start; color: var(--text-secondary); }
.feature-list svg { width: 18px; height: 18px; color: var(--accent); flex-shrink: 0; margin-top: 3px; }
.case-cta {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1.5rem;
  background: var(--bg-raised); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 2rem; margin-top: 2rem;
}

/* ---------- Article page ---------- */
.breadcrumb {
  display: flex; align-items: center; gap: 0.4rem;
  font-size: 0.82rem; color: var(--text-tertiary);
  margin-bottom: 2rem; flex-wrap: wrap;
}
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb svg { width: 13px; height: 13px; }

.article-header { padding-block: 2.5rem 2rem; }
.article-header h1 { margin: 1rem 0 1.25rem; }
.article-header .lede { margin-bottom: 1.75rem; }
.article-byline {
  display: flex; align-items: center; gap: 0.9rem;
  padding-top: 1.5rem; border-top: 1px solid var(--border);
}
.author-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--code-bg); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 0.9rem; flex-shrink: 0;
}
.article-byline .name { font-weight: 500; font-size: 0.92rem; }
.article-byline .meta { font-size: 0.8rem; color: var(--text-tertiary); font-family: var(--font-mono); }

.article-hero-image {
  aspect-ratio: 16/8;
  background: linear-gradient(135deg, var(--code-bg), #2f2b27);
  border-radius: var(--radius-lg);
  margin-block: 2rem;
}

.article-body {
  font-size: 1.08rem;
  line-height: 1.8;
  color: var(--text-primary);
}
.article-body > * + * { margin-top: 1.5rem; }
.article-body h2 { margin-top: 3rem; font-size: clamp(1.4rem, 2vw, 1.75rem); }
.article-body h3 { margin-top: 2.25rem; font-size: 1.2rem; }
.article-body p { color: var(--text-primary); }
.article-body ul, .article-body ol { padding-left: 1.35rem; }
.article-body ul { list-style: disc; }
.article-body ol { list-style: decimal; }
.article-body li + li { margin-top: 0.5rem; }
.article-body li::marker { color: var(--accent); }
.article-body a:not(.link-arrow) { text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--border-strong); }
.article-body a:not(.link-arrow):hover { color: var(--accent); text-decoration-color: var(--accent); }
.article-body strong { font-weight: 600; }
.article-body code:not(pre code) {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--bg-sunken);
  padding: 0.15em 0.4em;
  border-radius: 4px;
}
.article-body blockquote {
  border-left: 3px solid var(--accent);
  padding-left: 1.25rem;
  font-size: 1.15rem;
  font-family: var(--font-display);
  color: var(--text-primary);
  font-weight: 500;
}
.article-body figure { margin: 0; }
.article-body figcaption { font-size: 0.82rem; color: var(--text-tertiary); margin-top: 0.6rem; text-align: center; }

.code-block {
  background: var(--code-bg);
  color: var(--code-text);
  border-radius: var(--radius-md);
  overflow: hidden;
  font-size: 0.85rem;
}
.code-block-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.65rem 1.1rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #a6a29a;
}
.code-block pre { padding: 1.25rem 1.1rem; overflow-x: auto; }
.code-block code { font-family: var(--font-mono); line-height: 1.65; }

.table-wrap { overflow-x: auto; }
.article-body table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.article-body th, .article-body td { text-align: left; padding: 0.7rem 1rem; border-bottom: 1px solid var(--border); }
.article-body th { font-family: var(--font-mono); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--text-tertiary); }

.article-footer { margin-top: 3.5rem; padding-top: 2.5rem; border-top: 1px solid var(--border); }
.author-card {
  display: flex; gap: 1.25rem; align-items: flex-start;
  background: var(--bg-raised); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 1.75rem;
}
.author-card .author-avatar { width: 56px; height: 56px; font-size: 1.1rem; }
.author-card h3 { margin-bottom: 0.4rem; }
.author-card p { color: var(--text-secondary); font-size: 0.92rem; margin-bottom: 0.75rem; }

.post-nav {
  display: grid; gap: 1rem; margin-top: 2.5rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .post-nav { grid-template-columns: 1fr 1fr; } }
.post-nav a {
  display: block; border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem; transition: border-color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}
.post-nav a:hover { border-color: var(--accent); transform: translateY(-2px); }
.post-nav .dir { font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; color: var(--text-tertiary); display: block; margin-bottom: 0.4rem; }
.post-nav .next { text-align: right; }

.related-grid { display: grid; gap: 1.5rem; margin-top: 1.5rem; }
@media (min-width: 760px) { .related-grid { grid-template-columns: repeat(3, 1fr); } }

/* ---------- Timeline / journal ---------- */
.journal-list { border-top: 1px solid var(--border); }
.journal-row {
  display: grid; grid-template-columns: 1fr; gap: 0.5rem;
  padding-block: 1.75rem; border-bottom: 1px solid var(--border);
}
@media (min-width: 700px) {
  .journal-row { grid-template-columns: 140px 1fr auto; align-items: center; gap: 1.5rem; }
}
.journal-row time { font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-tertiary); }
.journal-row h3 { font-size: 1.05rem; }
.journal-row:hover h3 { color: var(--accent); }

/* ---------- About page ---------- */
.stack-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
@media (min-width: 640px) { .stack-grid { grid-template-columns: repeat(3, 1fr); } }
.stack-item {
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 0.85rem 1rem; font-family: var(--font-mono); font-size: 0.85rem;
  background: var(--bg-raised);
}
.timeline { border-left: 2px solid var(--border); padding-left: 1.75rem; display: flex; flex-direction: column; gap: 2.25rem; }
.timeline-item { position: relative; }
.timeline-item::before {
  content: ""; position: absolute; left: -1.75rem; top: 0.3rem;
  width: 10px; height: 10px; border-radius: 50%; background: var(--accent);
  box-shadow: 0 0 0 4px var(--bg);
}
.timeline-item .years { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-tertiary); margin-bottom: 0.35rem; }
.timeline-item h3 { margin-bottom: 0.4rem; }
.timeline-item p { color: var(--text-secondary); font-size: 0.94rem; }

/* ---------- Contact ---------- */
.contact-card {
  background: var(--bg-raised); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 2.5rem; text-align: center;
}
@media (min-width: 760px) { .contact-card { padding: 4rem; } }
.contact-email {
  font-family: var(--font-display); font-size: clamp(1.4rem, 3vw, 2.2rem);
  display: inline-flex; align-items: center; gap: 0.6rem; margin-block: 1.75rem;
  border-bottom: 2px solid var(--accent);
  padding-bottom: 0.2rem;
}
.contact-email:hover { color: var(--accent); }
.social-row { display: flex; justify-content: center; gap: 1rem; margin-top: 2.5rem; }
.social-btn {
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid var(--border-strong);
  display: flex; align-items: center; justify-content: center;
  transition: all var(--dur-fast) var(--ease);
}
.social-btn:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
.social-btn svg { width: 19px; height: 19px; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--border); padding-block: 3.5rem 2.5rem; margin-top: 2rem; }
.footer-top {
  display: grid; gap: 2.5rem; margin-bottom: 2.5rem;
  grid-template-columns: 1fr;
}
@media (min-width: 760px) { .footer-top { grid-template-columns: 1.4fr 0.6fr 0.6fr; } }
.footer-brand .brand { margin-bottom: 0.75rem; }
.footer-brand p { color: var(--text-secondary); font-size: 0.92rem; max-width: 32ch; }
.footer-col h4 { font-family: var(--font-mono); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-tertiary); margin-bottom: 1rem; }
.footer-col ul { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-col a { color: var(--text-secondary); font-size: 0.92rem; }
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem;
  padding-top: 2rem; border-top: 1px solid var(--border);
  font-size: 0.82rem; color: var(--text-tertiary);
}
.footer-social { display: flex; gap: 0.9rem; }
.footer-social a:hover { color: var(--accent); }
.footer-social svg { width: 17px; height: 17px; }

/* ---------- 404 ---------- */
.error-page { text-align: center; padding-block: 8rem; }

/* ---------- Pagination ---------- */
.pagination { display: flex; justify-content: center; gap: 0.5rem; margin-top: 3rem; }
.pagination a, .pagination span {
  width: 38px; height: 38px; display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border); border-radius: var(--radius-sm); font-size: 0.88rem;
}
.pagination a:hover { border-color: var(--accent); color: var(--accent); }
.pagination .is-current { background: var(--text-primary); color: var(--bg); border-color: var(--text-primary); }

/* ---------- Utility ---------- */
.mt-0 { margin-top: 0 !important; }
.text-center { text-align: center; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}