/* aymen.co — editorial, typography-first, light/dark */

@font-face {
  font-family: "Inter Variable";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("/fonts/inter-latin-wght-normal.woff2") format("woff2-variations");
}
@font-face {
  font-family: "Newsreader Variable";
  font-style: normal;
  font-weight: 200 800;
  font-display: swap;
  src: url("/fonts/newsreader-latin-wght-normal.woff2") format("woff2-variations");
}
@font-face {
  font-family: "Newsreader Variable";
  font-style: italic;
  font-weight: 200 800;
  font-display: swap;
  src: url("/fonts/newsreader-latin-wght-italic.woff2") format("woff2-variations");
}

:root {
  --bg: #fbfaf8;
  --bg-elevated: #ffffff;
  --text: #1b1a18;
  --text-muted: #6f6b64;
  --hairline: #e6e3dc;
  --dots: #c9c5bc;
  --accent: #0d7377;
  --accent-strong: #0a5d61;
  --code-bg: #f4f2ee;
  --sans: "Inter Variable", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --serif: "Newsreader Variable", "Iowan Old Style", Georgia, "Times New Roman", serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", "JetBrains Mono", Menlo, Consolas, monospace;
  color-scheme: light;
}

:root[data-theme="dark"] {
  --bg: #111314;
  --bg-elevated: #17191b;
  --text: #e9e7e3;
  --text-muted: #96928a;
  --hairline: #26292c;
  --dots: #3a3e42;
  --accent: #4fd1c5;
  --accent-strong: #7ce3d9;
  --code-bg: #17191b;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  font-feature-settings: "cv11", "ss01";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: var(--accent); color: var(--bg); }

.container {
  max-width: 42rem;
  margin: 0 auto;
  padding: 0 1.25rem;
}

a {
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: var(--dots);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 0.15s ease, text-decoration-color 0.15s ease;
}
a:hover { color: var(--accent); text-decoration-color: var(--accent); }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: var(--bg);
  padding: 0.5rem 1rem;
  z-index: 100;
}
.skip-link:focus { left: 0; }

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--hairline);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 3.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--serif);
  font-weight: 550;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  color: var(--text);
  text-decoration: none;
}
.brand:hover { color: var(--text); }
.brand-dot { color: var(--accent); font-weight: 700; }

.brand-avatar {
  display: block;
  width: 1.875rem;
  height: 1.875rem;
  border-radius: 50%;
  object-fit: cover;
}

/* Enlarged photo revealed on hover/focus of the header avatar */
.brand-photo { position: relative; display: inline-flex; }

.brand-pop {
  position: absolute;
  top: calc(100% + 0.65rem);
  left: -0.25rem;
  width: 10.5rem;
  padding: 0.3rem;
  border: 1px solid var(--hairline);
  border-radius: 12px;
  background: var(--bg-elevated);
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(-6px) scale(0.94);
  transform-origin: top left;
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease;
  z-index: 60;
}
.brand-pop img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 9px;
}
.brand:hover .brand-pop,
.brand:focus-visible .brand-pop {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.35rem;
}
.site-nav a {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
}
.site-nav a:hover,
.site-nav a[aria-current="page"] { color: var(--text); }

.theme-toggle {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: color 0.15s ease;
}
.theme-toggle:hover { color: var(--text); }
:root[data-theme="dark"] .icon-moon { display: none; }
:root:not([data-theme="dark"]) .icon-sun { display: none; }

/* ---------- Home ---------- */

.home-intro { padding: 2.75rem 1.25rem 1rem; }

.intro-name {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2.4rem, 6vw, 3.3rem);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -0.015em;
}

.intro-role {
  margin: 0.55rem 0 0;
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.intro-prose {
  margin-top: 1.35rem;
  font-family: var(--serif);
  font-size: 1.28rem;
  line-height: 1.55;
  font-weight: 380;
  text-wrap: pretty;
}
.intro-prose p { margin: 0 0 1em; }
.intro-prose a { text-decoration-thickness: 1px; }

.home-section { padding: 1.5rem 1.25rem 0.75rem; }

.rule-heading {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 0 0 0.9rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.rule-heading::after {
  content: "";
  flex: 1;
  border-top: 1px solid var(--hairline);
}

.index-more {
  margin: 1.1rem 0 0;
  font-size: 0.9rem;
}
.index-more a { color: var(--text-muted); }
.index-more a:hover { color: var(--accent); }

/* ---------- Post index (ledger rows with dotted leaders) ---------- */

.post-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.post-row-link {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  padding: 0.42rem 0;
  text-decoration: none;
  color: var(--text);
}

.post-row-title {
  font-size: 0.98rem;
  font-weight: 480;
  letter-spacing: -0.005em;
  flex-shrink: 1;
}
.post-row-link:hover .post-row-title { color: var(--accent); }

.post-row-leader {
  flex: 1;
  min-width: 2rem;
  border-bottom: 1px dotted var(--dots);
  transform: translateY(-0.22em);
}

.post-row-meta {
  flex-shrink: 0;
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--text-muted);
  letter-spacing: 0.01em;
}
.post-row-cat { color: var(--accent); }

/* ---------- Pages ---------- */

.page { padding: 2.75rem 1.25rem 3rem; }

.page-head { margin-bottom: 2.5rem; }
.page-head h1 {
  margin: 0 0 0.7rem;
  font-family: var(--serif);
  font-size: clamp(2rem, 5vw, 2.7rem);
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.08;
}
.page-lead {
  margin: 0;
  color: var(--text-muted);
  font-size: 1.02rem;
  max-width: 34rem;
  text-wrap: pretty;
}

.filter-line {
  margin: 1.2rem 0 0;
  font-size: 0.88rem;
  color: var(--text-muted);
}
.filter-line a { color: var(--text-muted); }
.filter-line a:hover { color: var(--accent); }

.hero-kicker {
  margin: 0 0 0.8rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.hero-kicker a { color: inherit; text-decoration: none; }
.hero-kicker a:hover { color: var(--accent); }

/* Year ledger on /blog/ */

.year-block {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: 0 1rem;
  margin-bottom: 1.4rem;
}

.year-label {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  padding-top: 0.5rem;
}

@media (max-width: 560px) {
  .year-block { grid-template-columns: 1fr; }
  .year-label {
    border-bottom: 1px solid var(--hairline);
    padding-bottom: 0.3rem;
  }
}

/* ---------- Project lists ---------- */

.project-index {
  list-style: none;
  margin: 0;
  padding: 0;
}
.project-index li {
  padding: 0.42rem 0;
  font-size: 0.96rem;
}
.project-index a { font-weight: 500; }
.project-desc { color: var(--text-muted); }
.project-desc::before { content: " — "; }

.project-entries {
  list-style: none;
  margin: 0;
  padding: 0;
}
.project-entry {
  padding: 1.4rem 0;
  border-top: 1px solid var(--hairline);
}
.section-gap { margin-top: 3rem; }
.ext { font-size: 0.75em; color: var(--text-muted); }
.project-entry h2, .project-entry h3 {
  margin: 0 0 0.4rem;
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 550;
  letter-spacing: -0.01em;
}
.project-entry h2 a, .project-entry h3 a { text-decoration: none; }
.project-entry h2 a:hover, .project-entry h3 a:hover { color: var(--accent); }
.project-entry p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  max-width: 36rem;
}

/* ---------- Post ---------- */

.post { padding: 2.75rem 1.25rem 3rem; }

.post-header { margin-bottom: 2rem; }

.post-meta {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.2rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--text-muted);
}
.post-meta .chip {
  color: var(--accent);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.post-meta .chip:hover { text-decoration: underline; }
.meta-sep { opacity: 0.5; }

.post-title {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2rem, 5.5vw, 2.9rem);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.015em;
  text-wrap: balance;
}

.post-description {
  margin: 1rem 0 0;
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.18rem;
  font-weight: 380;
  color: var(--text-muted);
  text-wrap: pretty;
}

.post-cover {
  width: 100%;
  border-radius: 6px;
  margin-bottom: 2rem;
  border: 1px solid var(--hairline);
}

.post-nav {
  margin-top: 3rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--hairline);
  font-size: 0.92rem;
}
.post-nav a { color: var(--text-muted); text-decoration: none; }
.post-nav a:hover { color: var(--accent); }

/* ---------- Prose ---------- */

.prose {
  font-family: var(--serif);
  font-size: 1.14rem;
  font-weight: 400;
  line-height: 1.72;
}
.prose .about-prose,
.about-prose { font-family: var(--sans); font-size: 1.02rem; }
.prose a { color: var(--accent); text-decoration-color: currentColor; }
.prose a:hover { color: var(--accent-strong); }
.prose h2, .prose h3, .prose h4 {
  font-family: var(--serif);
  font-weight: 550;
  letter-spacing: -0.01em;
  line-height: 1.25;
  margin: 2.1em 0 0.6em;
  text-wrap: balance;
}
.prose h2 { font-size: 1.5rem; }
.prose h3 { font-size: 1.22rem; }
.prose p { margin: 0 0 1.15em; }
.prose img {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
  border: 1px solid var(--hairline);
}
.prose blockquote {
  margin: 1.5em 0;
  padding: 0.1em 0 0.1em 1.15em;
  border-left: 2px solid var(--accent);
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.08em;
  color: var(--text-muted);
}
.prose blockquote p { margin: 0.4em 0; }
.prose hr {
  border: none;
  border-top: 1px solid var(--hairline);
  margin: 2.5em 0;
}
.prose ul, .prose ol { padding-left: 1.4em; margin: 0 0 1.15em; }
.prose li { margin: 0.3em 0; }
.prose iframe { max-width: 100%; border: 1px solid var(--hairline); border-radius: 6px; }
.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  margin: 1.5em 0;
  display: block;
  overflow-x: auto;
}
.prose th, .prose td {
  padding: 0.5em 0.8em;
  border: 1px solid var(--hairline);
  text-align: left;
}

.prose code {
  font-family: var(--mono);
  font-size: 0.86em;
  background: var(--code-bg);
  border: 1px solid var(--hairline);
  border-radius: 4px;
  padding: 0.12em 0.35em;
}
.prose pre {
  background: var(--code-bg);
  border: 1px solid var(--hairline);
  border-radius: 6px;
  padding: 1rem 1.2rem;
  overflow-x: auto;
  font-size: 0.86rem;
  line-height: 1.6;
  margin: 1.5em 0;
}
.prose pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: inherit;
}

/* Prism token colors */
.token.comment, .token.prolog, .token.cdata { color: var(--text-muted); font-style: italic; }
.token.punctuation { color: var(--text-muted); }
.token.keyword, .token.atrule, .token.important { color: var(--accent); }
.token.string, .token.char, .token.attr-value, .token.regex { color: #b0762a; }
:root[data-theme="dark"] .token.string,
:root[data-theme="dark"] .token.char,
:root[data-theme="dark"] .token.attr-value,
:root[data-theme="dark"] .token.regex { color: #d8a657; }
.token.function, .token.class-name, .token.selector { color: #8839ef; }
:root[data-theme="dark"] .token.function,
:root[data-theme="dark"] .token.class-name,
:root[data-theme="dark"] .token.selector { color: #c6a0f6; }
.token.number, .token.boolean, .token.constant { color: #1e66f5; }
:root[data-theme="dark"] .token.number,
:root[data-theme="dark"] .token.boolean,
:root[data-theme="dark"] .token.constant { color: #8caaee; }
.token.tag, .token.attr-name, .token.property { color: #d20f39; }
:root[data-theme="dark"] .token.tag,
:root[data-theme="dark"] .token.attr-name,
:root[data-theme="dark"] .token.property { color: #e78284; }

/* ---------- About ---------- */

.about-photo {
  float: right;
  width: 6.5rem;
  height: 6.5rem;
  margin: 0 0 1rem 1.5rem;
  border-radius: 50%;
  border: 1px solid var(--hairline);
}
@media (max-width: 560px) {
  .about-photo { float: none; display: block; margin: 0 0 1.5rem; }
}

/* ---------- 404 ---------- */

.page-404 { padding-top: 6rem; }
.page-404 .hero-actions {
  display: flex;
  gap: 1.5rem;
  margin-top: 1.5rem;
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--hairline);
  margin-top: 4rem;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.5rem;
  padding-bottom: 2rem;
  font-size: 0.84rem;
  color: var(--text-muted);
}
.footer-left { display: flex; gap: 0.5rem; align-items: center; }
.footer-sep { opacity: 0.5; }
.footer-left a { color: var(--text-muted); text-decoration: none; }
.footer-left a:hover { color: var(--accent); }

.footer-right { display: flex; gap: 1rem; align-items: center; }
.footer-right a {
  color: var(--text-muted);
  display: grid;
  place-items: center;
  transition: color 0.15s ease;
}
.footer-right a:hover { color: var(--accent); }

/* ---------- Responsive ---------- */

@media (max-width: 700px) {
  /* Short form only: the full wordmark wraps and collides with the nav. */
  .brand-first { display: none; }
  .brand { font-size: 1.05rem; gap: 0.45rem; }
  .site-nav { gap: 0.95rem; }
  .site-nav a { font-size: 0.85rem; }
  .theme-toggle { width: 1.75rem; height: 1.75rem; }
}

@media (max-width: 560px) {
  .home-intro { padding-top: 2rem; }
  .intro-name { font-size: clamp(2rem, 9vw, 2.6rem); }
  .intro-prose { font-size: 1.12rem; }
  .intro-currently { font-size: 0.74rem; }
  .post-row-link { flex-wrap: wrap; row-gap: 0.05rem; padding: 0.55rem 0; }
  .post-row-leader { display: none; }
  .post-row-title { width: 100%; }
  .post-row-meta { font-size: 0.72rem; }
  .site-nav { gap: 0.8rem; }
  .site-nav a { font-size: 0.8rem; }
  .page, .post { padding-top: 2rem; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 1rem; }
}

/* Narrow phones: shrink the header enough to keep the short name visible. */
@media (max-width: 400px) {
  .container { padding-left: 1rem; padding-right: 1rem; }
  .brand { font-size: 0.98rem; gap: 0.4rem; }
  .brand-avatar { width: 1.6rem; height: 1.6rem; }
  .site-nav { gap: 0.7rem; }
  .site-nav a { font-size: 0.78rem; }
  .theme-toggle { width: 1.5rem; height: 1.5rem; }
}

/* Below this the name cannot fit beside the nav without shrinking the type
   past legibility, so the avatar stands alone. */
@media (max-width: 344px) {
  .brand-name { display: none; }
}

/* Tap-driven :hover would leave the enlarged photo stuck open on touch. */
@media (hover: none) {
  .brand-pop { display: none; }
}

/* ---------- Enhancements ---------- */

.intro-currently {
  margin: 1.3rem 0 0;
  font-family: var(--mono);
  font-size: 0.78rem;
  line-height: 1.7;
  letter-spacing: 0.01em;
  color: var(--text-muted);
}
.intro-currently a { color: var(--text-muted); text-decoration-color: var(--dots); }
.intro-currently a:hover { color: var(--accent); }

.featured-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: center;
  padding: 0.9rem 0 1.1rem;
  border-bottom: 1px solid var(--hairline);
  text-decoration: none;
  color: var(--text);
}
.featured-item:has(.featured-cover-img) { grid-template-columns: 1fr minmax(10rem, 14rem); }
.featured-item:hover .featured-title { color: var(--accent); }

.featured-cover-img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--hairline);
}

@media (max-width: 560px) {
  .featured-item:has(.featured-cover-img) { grid-template-columns: 1fr; }
  .featured-cover-img { order: -1; }
}

.featured-title {
  display: block;
  font-family: var(--serif);
  font-size: 1.55rem;
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.01em;
  text-wrap: balance;
  transition: color 0.15s ease;
}

.featured-lede {
  display: block;
  margin-top: 0.45rem;
  max-width: 36rem;
  font-family: var(--serif);
  font-style: italic;
  font-weight: 380;
  font-size: 1.02rem;
  color: var(--text-muted);
  text-wrap: pretty;
}

.featured-meta {
  display: block;
  margin-top: 0.6rem;
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--text-muted);
}

.post-pagination {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 3rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--hairline);
}
.post-pagination a { text-decoration: none; color: var(--text); }
.pag-newer { text-align: right; }
.pag-label {
  display: block;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}
.pag-title {
  font-family: var(--serif);
  font-size: 0.98rem;
  font-weight: 500;
  line-height: 1.35;
  transition: color 0.15s ease;
}
.post-pagination a:hover .pag-title { color: var(--accent); }

.post-related { margin-top: 3rem; }
.post-related .rule-heading { margin-bottom: 0.2rem; }

/* ---------- Notes ---------- */

.note-stream { margin-top: 0.3rem; }

.note-entry {
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--hairline);
}
.note-entry:last-child { border-bottom: none; }

.note-date {
  display: inline-block;
  margin-bottom: 0.35rem;
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.03em;
  color: var(--text-muted);
  text-decoration: none;
}
.note-date:hover { color: var(--accent); }

.note-body {
  font-size: 1.05rem;
  line-height: 1.65;
  max-width: 38rem;
}
.note-body p { margin: 0 0 0.7em; }
.note-body p:last-child { margin-bottom: 0; }

.note-single .prose { font-size: 1.14rem; }

@view-transition { navigation: auto; }

@media (max-width: 560px) {
  .post-pagination { grid-template-columns: 1fr; }
  .pag-newer { text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}