/* ============================================================================
   STRUCTURE & COMPONENTS — profound.af
   All values come from tokens.css. Edit that file to reskin; edit this one to
   change layout or add components.
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important; animation-iteration-count: 1 !important;
    transition-duration: .01ms !important; scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading);
  text-rendering: optimizeLegibility;
}

a { color: var(--accent); text-underline-offset: 2px; text-decoration-thickness: 1px; }
a:hover { color: var(--accent-hover); text-decoration-thickness: 2px; }
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}
::selection { background: var(--mark-bg); color: var(--mark-ink); }
mark { background: var(--mark-bg); color: var(--mark-ink); padding: .05em .15em; border-radius: 2px; }
.muted { color: var(--ink-faint); }
img { max-width: 100%; height: auto; }

.skip { position: absolute; left: -9999px; }
.skip:focus {
  left: var(--gutter); top: var(--gutter); z-index: 20;
  background: var(--surface); color: var(--ink);
  padding: .6rem 1rem; border: var(--border); border-radius: var(--radius);
}

/* ---------------------------------------------------------------- chrome --- */
.site-header, .site-footer {
  max-width: calc(var(--measure-wide) + 8rem);
  margin: 0 auto;
  padding: 1.75rem var(--gutter);
  font-family: var(--font-ui);
}
.site-header {
  display: flex; flex-wrap: wrap; gap: 1rem 1.5rem;
  align-items: baseline; justify-content: space-between;
  border-bottom: var(--border);
}
.brand {
  font-weight: 700; font-size: 1.05rem; letter-spacing: -.01em;
  color: var(--ink); text-decoration: none;
}
.site-header nav { display: flex; gap: 1.25rem; font-size: var(--text-sm); align-items: baseline; }
.site-header nav a { color: var(--ink-soft); text-decoration: none; }
.site-header nav a:hover { color: var(--accent); }
.search-open {
  font: inherit; font-size: var(--text-sm); color: var(--ink-soft);
  background: none; border: 0; padding: 0; cursor: pointer;
}
.search-open:hover { color: var(--accent); }
.site-footer {
  border-top: var(--border); margin-top: 5rem;
  font-size: var(--text-sm); color: var(--ink-soft);
}
.site-footer p { margin: .35rem 0; }

/* ------------------------------------------------------------------ hero --- */
.hero {
  max-width: calc(var(--measure-wide) + 8rem);
  margin: 0 auto; padding: 4rem var(--gutter) 1.5rem;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 6vw, 3.2rem); line-height: 1.08;
  letter-spacing: -.025em; margin: 0 0 .5rem; text-wrap: balance;
}
.tagline { font-family: var(--font-ui); color: var(--ink-soft); font-size: 1.05rem; margin: 0; }
.kicker {
  font-family: var(--font-ui); font-size: var(--text-xs);
  letter-spacing: .06em; text-transform: uppercase;
  color: var(--ink-faint); margin: 0;
}
.kicker a { color: inherit; }

/* ------------------------------------------------------------- post list --- */
.post-list { max-width: calc(var(--measure-wide) + 8rem); margin: 0 auto; padding: 1rem var(--gutter); }
.card { padding: 2rem 0; border-bottom: var(--border); }
.card h2 {
  font-family: var(--font-display); font-size: var(--h2);
  line-height: var(--leading-tight); letter-spacing: -.018em; margin: .2rem 0 .4rem;
  text-wrap: balance;
}
.card h2 a { color: var(--ink); text-decoration: none; }
.card h2 a:hover { color: var(--accent); }
.card .subtitle { color: var(--ink-soft); margin: 0; }

.topics {
  list-style: none; display: flex; flex-wrap: wrap; gap: .4rem;
  padding: 0; margin: .9rem 0 0; font-family: var(--font-ui); font-size: var(--text-xs);
}
.topics li {
  background: var(--accent-soft); color: var(--ink-soft);
  border-radius: 999px; padding: .2rem .65rem;
}
.topics li a { color: inherit; text-decoration: none; }
.topics li a:hover { color: var(--accent); }

/* --------------------------------------------------------------- archive --- */
.archive-list { max-width: calc(var(--measure-wide) + 8rem); margin: 0 auto; padding: 1rem var(--gutter) 3rem; }
.archive-list .row {
  display: grid; grid-template-columns: 11rem 1fr; gap: 1rem;
  padding: .8rem 0; border-bottom: var(--border); align-items: baseline;
}
.archive-list time { font-family: var(--font-ui); font-size: var(--text-sm); color: var(--ink-faint); }
.archive-list a { color: var(--ink); text-decoration: none; }
.archive-list a:hover { color: var(--accent); text-decoration: underline; }
@media (max-width: 34rem) { .archive-list .row { grid-template-columns: 1fr; gap: .15rem; } }

/* ---------------------------------------------------------- topic cloud --- */
.topic-cloud { max-width: calc(var(--measure-wide) + 8rem); margin: 0 auto; padding: 1rem var(--gutter) 3rem; }
.topic-cloud ul {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-wrap: wrap; gap: .55rem; font-family: var(--font-ui);
}
.topic-cloud a {
  display: inline-flex; align-items: baseline; gap: .45rem;
  background: var(--surface); border: var(--border); border-radius: 999px;
  padding: .35rem .85rem; font-size: var(--text-sm);
  color: var(--ink); text-decoration: none;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.topic-cloud a:hover { border-color: var(--accent); color: var(--accent); }
.topic-cloud .n { font-size: var(--text-xs); color: var(--ink-faint); font-variant-numeric: tabular-nums; }

/* --------------------------------------------------------------- article --- */
.post { max-width: calc(var(--measure-wide) + 8rem); margin: 0 auto; padding: 3.5rem var(--gutter) 0; }
.post-head { margin-bottom: 2.5rem; }
.post-head h1 {
  font-family: var(--font-display); font-size: var(--h1);
  line-height: 1.1; letter-spacing: -.025em; margin: .5rem 0 .6rem; text-wrap: balance;
}
.post-head .subtitle { font-size: 1.25rem; color: var(--ink-soft); margin: 0; line-height: 1.45; }

/* table of contents — only rendered on long pieces */
.toc {
  max-width: var(--measure); margin: 0 auto 3rem;
  background: var(--surface); border: var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1.25rem 1.5rem; font-family: var(--font-ui);
}
.toc h2 {
  font-size: var(--text-xs); letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink-faint); margin: 0 0 .75rem; font-weight: 600;
}
.toc ol { list-style: none; margin: 0; padding: 0; counter-reset: toc; }
.toc li { margin: 0 0 .4rem; font-size: var(--text-sm); line-height: 1.45; }
.toc li.lvl-4 { padding-left: 1rem; font-size: var(--text-xs); }
.toc a { color: var(--ink-soft); text-decoration: none; }
.toc a:hover { color: var(--accent); text-decoration: underline; }

.post-body { max-width: var(--measure); margin: 0 auto; }
.post-body > p { margin: 0 0 var(--space); }
.post-body h2, .post-body h3 {
  font-family: var(--font-display); font-size: var(--h3);
  line-height: 1.25; letter-spacing: -.02em; margin: 3rem 0 1rem;
  scroll-margin-top: 2rem; text-wrap: balance;
}
.post-body h4 {
  font-family: var(--font-ui); font-size: var(--h4); font-weight: 700;
  letter-spacing: -.005em; margin: 2.4rem 0 .8rem; scroll-margin-top: 2rem;
}
.heading-anchor {
  margin-left: .4rem; color: var(--ink-faint); text-decoration: none;
  font-weight: 400; opacity: 0; transition: opacity var(--dur) var(--ease);
}
h2:hover > .heading-anchor, h3:hover > .heading-anchor, h4:hover > .heading-anchor,
.heading-anchor:focus-visible { opacity: 1; }
@media (hover: none) { .heading-anchor { opacity: .35; } }

.post-body blockquote {
  margin: 2rem 0; padding: .2rem 0 .2rem 1.5rem;
  border-left: 3px solid var(--accent); color: var(--ink-soft); font-style: italic;
}
.post-body blockquote p { margin: 0 0 .8rem; }
.post-body blockquote p:last-child { margin-bottom: 0; }
.post-body ul, .post-body ol { padding-left: 1.4rem; margin: 0 0 var(--space); }
.post-body li { margin-bottom: .5rem; }
.post-body hr { border: 0; border-top: var(--border); margin: 3rem auto; width: 45%; }
.post-body a { word-break: break-word; }
.post-body code {
  font-family: var(--mono); font-size: .9em;
  background: var(--accent-soft); padding: .1em .35em; border-radius: 2px;
}

.post-body figure { margin: 2.5rem 0; }
.post-body figure img, .post-body > img {
  display: block; width: 100%; height: auto;
  border-radius: 2px; background: var(--surface-2);
}
.post-body figcaption {
  font-family: var(--font-ui); font-size: var(--text-xs); line-height: 1.5;
  color: var(--ink-faint); margin-top: .6rem; text-align: center;
}
@media (min-width: 60rem) {
  .post-body figure {
    width: calc(100% + var(--bleed) * 2);
    margin-left: calc(var(--bleed) * -1);
  }
}
.video-embed { position: relative; padding-bottom: 56.25%; height: 0; margin: 2.5rem 0; }
.video-embed iframe {
  position: absolute; inset: 0; width: 100%; height: 100%;
  border: 0; border-radius: 2px;
}
.embed-fallback { font-family: var(--font-ui); font-size: var(--text-sm); }

.post-foot {
  max-width: var(--measure); margin: 4rem auto 0; padding-top: 1.5rem;
  border-top: var(--border); font-family: var(--font-ui); font-size: var(--text-sm);
}

/* -------------------------------------------------------------- post nav --- */
.post-nav {
  max-width: calc(var(--measure-wide) + 8rem); margin: 3rem auto 0;
  padding: 0 var(--gutter); display: grid; gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
  font-family: var(--font-ui);
}
.post-nav a {
  display: flex; flex-direction: column; gap: .3rem;
  padding: 1.1rem 1.25rem; background: var(--surface);
  border: var(--border); border-radius: var(--radius);
  text-decoration: none; color: var(--ink);
  transition: border-color var(--dur) var(--ease);
}
.post-nav a:hover { border-color: var(--accent); }
.post-nav .lbl {
  font-size: var(--text-xs); letter-spacing: .08em;
  text-transform: uppercase; color: var(--ink-faint);
}
.post-nav .ttl { font-family: var(--font-display); font-size: 1.05rem; line-height: 1.3; }
.post-nav .next { text-align: right; }

/* ------------------------------------------------------------ subscribe --- */
.subscribe {
  max-width: var(--measure); margin: 3.5rem auto 0; padding: 1.75rem;
  background: var(--surface); border: var(--border); border-radius: var(--radius-lg);
  font-family: var(--font-ui);
}
.subscribe h2 { font-family: var(--font-display); font-size: 1.4rem; margin: 0 0 .4rem; }
.subscribe p { color: var(--ink-soft); font-size: .95rem; margin: 0 0 1rem; }
.subscribe form { display: flex; gap: .5rem; flex-wrap: wrap; }
.subscribe input[type=email] {
  flex: 1 1 15rem; padding: .7rem .9rem; font: inherit;
  border: 1px solid var(--rule-strong); border-radius: var(--radius);
  background: var(--bg); color: var(--ink);
}
.subscribe button {
  padding: .7rem 1.3rem; font: inherit; font-weight: 600; cursor: pointer;
  border: 0; border-radius: var(--radius);
  background: var(--accent); color: var(--accent-ink);
}
.subscribe button:hover { background: var(--accent-hover); }

/* --------------------------------------------------------------- search --- */
#search-dialog {
  width: min(42rem, calc(100vw - 2rem));
  max-height: min(38rem, calc(100vh - 4rem));
  margin: 8vh auto auto; padding: 0;
  border: var(--border); border-radius: var(--radius-lg);
  background: var(--bg); color: var(--ink);
  box-shadow: var(--shadow); overflow: hidden;
}
#search-dialog::backdrop { background: rgba(0,0,0,.42); backdrop-filter: blur(2px); }
.search-head {
  display: flex; gap: .5rem; align-items: center;
  padding: .9rem 1rem; border-bottom: var(--border); background: var(--surface);
}
#search-input {
  flex: 1; font: inherit; font-family: var(--font-ui); font-size: 1rem;
  padding: .5rem .2rem; border: 0; background: none; color: var(--ink);
}
#search-input:focus { outline: none; }
.search-close {
  font-family: var(--font-ui); font-size: var(--text-xs); cursor: pointer;
  background: var(--surface-2); color: var(--ink-faint);
  border: var(--border); border-radius: var(--radius); padding: .3rem .55rem;
}
.search-results { overflow-y: auto; max-height: 30rem; padding: .5rem; font-family: var(--font-ui); }
.search-hint, .search-count {
  font-size: var(--text-sm); color: var(--ink-faint); margin: 0; padding: .8rem .75rem;
}
.search-hit {
  display: grid; gap: .2rem; padding: .8rem .75rem;
  border-radius: var(--radius); text-decoration: none; color: var(--ink);
}
.search-hit:hover, .search-hit:focus-visible { background: var(--surface-2); }
.sh-date { font-size: var(--text-xs); color: var(--ink-faint); font-variant-numeric: tabular-nums; }
.sh-title { font-family: var(--font-display); font-size: 1.05rem; line-height: 1.3; }
.sh-snip { font-size: var(--text-sm); color: var(--ink-soft); line-height: 1.5; }