/* ============================================================================
   AaronMHampton.com — Website UI Kit styles
   Built on ../../colors_and_type.css tokens. Component layer only.
   ========================================================================== */

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--fg-1);
  font-family: var(--font-serif);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
#root { min-height: 100vh; display: flex; flex-direction: column; }

/* ---- Layout primitives ---------------------------------------------------- */
.wrap { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.wrap-read { width: 100%; max-width: 720px; margin: 0 auto; padding: 0 24px; }
.flex { display: flex; }
.between { display: flex; justify-content: space-between; align-items: center; }
.grow { flex: 1; }

/* ---- Shared atoms ---------------------------------------------------------- */
.eyebrow {
  font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500;
  letter-spacing: var(--tracking-wider); text-transform: uppercase; color: var(--fg-3);
  display: inline-flex; align-items: center; gap: 8px;
}
.eyebrow .idx { color: var(--fg-4); }
.meta-line {
  font-family: var(--font-mono); font-size: var(--text-sm); letter-spacing: var(--tracking-wide);
  color: var(--fg-3); display: inline-flex; gap: 16px; flex-wrap: wrap; align-items: center; white-space: nowrap;
}
.crosshair { position: relative; width: 11px; height: 11px; display: inline-block; flex: 0 0 auto; }
.crosshair::before, .crosshair::after { content:""; position:absolute; background: var(--annotation); }
.crosshair::before { left: 5px; top: 0; width: 1px; height: 11px; }
.crosshair::after  { top: 5px; left: 0; height: 1px; width: 11px; }

/* ---- Buttons -------------------------------------------------------------- */
.btn {
  font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500;
  letter-spacing: var(--tracking-wide); text-transform: uppercase;
  display: inline-flex; align-items: center; gap: 8px; cursor: pointer;
  padding: 12px 18px; border-radius: var(--radius-md); border: 1px solid transparent;
  text-decoration: none; transition: all var(--dur) var(--ease); white-space: nowrap;
}
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: var(--fg-2); }
.btn-primary:active { transform: translateY(1px); }
.btn-secondary { background: transparent; color: var(--fg-1); border-color: var(--line-3); }
.btn-secondary:hover { border-color: var(--fg-1); background: var(--surface-2); }
.btn-secondary:active { transform: translateY(1px); background: var(--surface-3); }
.btn-ghost { background: transparent; color: var(--fg-1); padding-left: 0; padding-right: 0; }
.btn-ghost .u { border-bottom: 1px solid var(--line-3); padding-bottom: 3px; transition: border-color var(--dur); }
.btn-ghost:hover .u { border-color: var(--fg-1); }

/* ---- Tags / pills --------------------------------------------------------- */
.tag {
  font-family: var(--font-mono); font-size: var(--text-xs); letter-spacing: .02em;
  color: var(--fg-2); border: 1px solid var(--line-2); border-radius: var(--radius-pill);
  padding: 5px 12px; cursor: pointer; background: transparent;
  transition: all var(--dur) var(--ease);
}
.tag:hover { border-color: var(--fg-2); color: var(--fg-1); }
.tag.on { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.pill {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: var(--tracking-wide);
  text-transform: uppercase; padding: 3px 9px; border-radius: var(--radius-sm);
}
.pill-soft { background: var(--surface-2); color: var(--fg-2); }
.pill-accent { background: var(--annotation-soft); color: var(--annotation); }

/* ---- Top bar -------------------------------------------------------------- */
.topbar {
  position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line-1);
}
.topbar-inner { height: 60px; display: flex; align-items: center; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; cursor: pointer; }
.brand-mark {
  width: 30px; height: 30px; border: 1px solid var(--fg-1); position: relative;
  display: flex; align-items: center; justify-content: center; flex: 0 0 auto;
}
.brand-mark b { font-family: var(--font-display); font-size: 11px; font-weight: 400; letter-spacing: .04em; color: var(--fg-1); line-height: 1; }
.brand-name { font-family: var(--font-serif); font-size: 18px; font-weight: 600; letter-spacing: -.01em; color: var(--fg-1); white-space: nowrap; }
.nav { display: flex; gap: 22px; align-items: center; margin-left: auto; }
.nav-link {
  font-family: var(--font-mono); font-size: var(--text-xs); font-weight: 500;
  letter-spacing: var(--tracking-wide); text-transform: uppercase; color: var(--fg-3);
  text-decoration: none; cursor: pointer; padding: 4px 0; position: relative;
  transition: color var(--dur) var(--ease);
}
.nav-link:hover { color: var(--fg-1); }
.nav-link.active { color: var(--fg-1); }
.nav-link.active::after {
  content:""; position:absolute; left:0; right:0; bottom:-2px; height:1px; background: var(--fg-1);
}
.icon-btn {
  width: 36px; height: 36px; display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid transparent; border-radius: var(--radius-md); background: transparent;
  color: var(--fg-2); cursor: pointer; transition: all var(--dur) var(--ease);
}
.icon-btn:hover { color: var(--fg-1); background: var(--surface-2); }
.icon-btn svg { width: 18px; height: 18px; }
.hamburger { display: none; }

/* mobile menu */
.mobile-menu { display: none; flex-direction: column; padding: 12px 0 18px; border-top: 1px solid var(--line-1); gap: 2px; }
.mobile-menu .nav-link { padding: 12px 0; font-size: var(--text-sm); }
.mobile-menu.open { display: flex; }

/* ---- Footer --------------------------------------------------------------- */
.footer { border-top: 1px solid var(--line-1); margin-top: auto; padding: 56px 0 40px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; }
.footer h4 { font-family: var(--font-mono); font-size: 10px; letter-spacing: var(--tracking-wider); text-transform: uppercase; color: var(--fg-4); margin: 0 0 14px; font-weight: 500; }
.footer .col-link { display: block; font-family: var(--font-mono); font-size: var(--text-sm); color: var(--fg-2); text-decoration: none; padding: 6px 0; transition: color var(--dur); }
.footer .col-link:hover { color: var(--fg-1); }
.footer-tagline { font-family: var(--font-serif); font-size: 16px; color: var(--fg-2); line-height: 1.5; max-width: 30ch; margin: 12px 0 0; }
.footer-base { display: flex; justify-content: space-between; align-items: center; margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--line-1); }
.footer-base span { font-family: var(--font-mono); font-size: var(--text-xs); letter-spacing: .04em; color: var(--fg-4); }

/* ---- Section header ------------------------------------------------------- */
.section { padding: 72px 0; }
.section-head { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 36px; gap: 16px 24px; flex-wrap: wrap; }
.section-head > div:first-child { flex: 1 1 300px; min-width: 0; }
.section-head .meta-line { flex: 0 0 auto; white-space: nowrap; flex-wrap: nowrap; align-self: flex-end; }
.section-head .btn-ghost { flex: 0 0 auto; align-self: flex-end; }
.section-title { font-family: var(--font-serif); font-size: var(--text-3xl); font-weight: 600; letter-spacing: var(--tracking-tight); color: var(--fg-1); margin: 8px 0 0; line-height: 1.1; }

/* ---- HERO (homepage directions) ------------------------------------------- */
.hero { position: relative; overflow: hidden; }
.hero-dotgrid { position: absolute; inset: 0; pointer-events: none; opacity: .9; }
.reg-mark { position: absolute; top: 28px; right: 28px; }

/* Direction A — left statement */
.heroA { padding: 96px 0 80px; }
.heroA .statement { font-family: var(--font-display); font-size: var(--text-5xl); font-weight: 400; letter-spacing: var(--tracking-tight); line-height: 1.04; color: var(--fg-1); max-width: 16ch; text-wrap: balance; margin: 18px 0 0; }
.heroA .lead { font-family: var(--font-serif); font-size: var(--text-lg); color: var(--fg-2); line-height: 1.55; max-width: 52ch; margin: 24px 0 0; text-wrap: pretty; }
.hero-cta { display: flex; gap: 14px; align-items: center; margin-top: 36px; flex-wrap: wrap; }

/* Direction B — centered */
.heroB { padding: 104px 0 88px; text-align: center; }
.heroB .statement { font-family: var(--font-display); font-size: var(--text-5xl); font-weight: 400; letter-spacing: var(--tracking-tight); line-height: 1.05; color: var(--fg-1); max-width: 20ch; margin: 20px auto 0; text-wrap: balance; }
.heroB .lead { font-family: var(--font-serif); font-size: var(--text-lg); color: var(--fg-2); line-height: 1.55; max-width: 56ch; margin: 22px auto 0; }
.heroB .hero-cta { justify-content: center; }
.heroB .rule-wrap { max-width: 720px; margin: 40px auto 0; display: flex; align-items: center; gap: 16px; }
.heroB .rule-wrap hr { flex: 1; border: 0; border-top: 1px solid var(--line-2); }

/* Direction C — editorial split */
.heroC { padding: 80px 0 72px; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: start; }
.heroC .statement { font-family: var(--font-display); font-size: var(--text-4xl); font-weight: 400; letter-spacing: var(--tracking-tight); line-height: 1.08; color: var(--fg-1); margin: 16px 0 0; text-wrap: balance; }
.heroC .manifesto { font-family: var(--font-serif); font-size: 17px; color: var(--fg-2); line-height: 1.65; margin: 20px 0 0; max-width: 42ch; }
.heroC .latest-rail { border-left: 1px solid var(--line-1); padding-left: 28px; }
.heroC .latest-rail h4 { font-family: var(--font-mono); font-size: 10px; letter-spacing: var(--tracking-wider); text-transform: uppercase; color: var(--fg-4); margin: 4px 0 18px; }
.rail-item { display: block; text-decoration: none; padding: 14px 0; border-bottom: 1px dotted var(--line-3); cursor: pointer; }
.rail-item:last-child { border-bottom: 0; }
.rail-item .rt { font-family: var(--font-serif); font-size: 18px; font-weight: 600; color: var(--fg-1); line-height: 1.3; display: block; margin-bottom: 5px; transition: color var(--dur); }
.rail-item:hover .rt { color: var(--fg-2); }
.rail-item .rm { font-family: var(--font-mono); font-size: 11px; letter-spacing: .04em; color: var(--fg-3); }

/* direction switcher */
.dir-switch { display: inline-flex; align-items: center; gap: 0; border: 1px solid var(--line-2); border-radius: var(--radius-md); overflow: hidden; }
.dir-switch button {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase;
  background: transparent; color: var(--fg-3); border: 0; padding: 7px 13px; cursor: pointer;
  border-right: 1px solid var(--line-2); transition: all var(--dur);
}
.dir-switch button:last-child { border-right: 0; }
.dir-switch button.on { background: var(--ink); color: var(--paper); }
.dir-label { font-family: var(--font-mono); font-size: 10px; letter-spacing: var(--tracking-wider); text-transform: uppercase; color: var(--fg-4); }

/* ---- Post list (writing index + home) ------------------------------------- */
.post-row { display: grid; grid-template-columns: 64px 1fr auto; gap: 24px; align-items: baseline; padding: 26px 0; border-bottom: 1px solid var(--line-1); cursor: pointer; text-decoration: none; transition: background var(--dur); }
.post-row:hover { background: var(--surface-1); }
.post-row .num { font-family: var(--font-mono); font-size: var(--text-sm); color: var(--fg-4); letter-spacing: .04em; padding-left: 4px; }
.post-row .body { min-width: 0; }
.post-row .ptitle { font-family: var(--font-serif); font-size: var(--text-2xl); font-weight: 600; color: var(--fg-1); line-height: 1.18; margin: 0 0 8px; letter-spacing: -.01em; transition: color var(--dur); }
.post-row:hover .ptitle { color: var(--fg-2); }
.post-row .pdesc { font-family: var(--font-serif); font-size: 16px; color: var(--fg-2); line-height: 1.55; margin: 0 0 12px; max-width: 60ch; }
.post-row .parrow { font-family: var(--font-mono); color: var(--fg-3); font-size: 18px; padding-right: 4px; }

/* ---- Project grid --------------------------------------------------------- */
.proj-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.proj-card { border: 1px solid var(--line-1); border-radius: var(--radius-md); overflow: hidden; cursor: pointer; transition: border-color var(--dur); display: flex; flex-direction: column; }
.proj-card:hover { border-color: var(--line-3); }
.proj-thumb { aspect-ratio: 16 / 10; border-bottom: 1px solid var(--line-1); }
.proj-body { padding: 20px 22px 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.proj-body .between { align-items: baseline; }
.proj-title { font-family: var(--font-serif); font-size: var(--text-xl); font-weight: 600; color: var(--fg-1); margin: 0; line-height: 1.2; }
.proj-desc { font-family: var(--font-serif); font-size: 15px; color: var(--fg-2); line-height: 1.55; margin: 0; flex: 1; }
.proj-meta { font-family: var(--font-mono); font-size: 11px; letter-spacing: .04em; color: var(--fg-3); display: flex; gap: 14px; margin-top: 4px; }

/* ---- Placeholder (hairline image frame) ----------------------------------- */
.ph { background: var(--surface-1); position: relative; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.ph::before { content:""; position:absolute; inset:0;
  background-image: radial-gradient(var(--dot) 1.5px, transparent 1.5px);
  background-size: 22px 22px; opacity: .7; }
.ph .ph-label { position: relative; font-family: var(--font-mono); font-size: 10px; letter-spacing: var(--tracking-wide); text-transform: uppercase; color: var(--fg-4); background: var(--surface-1); padding: 4px 8px; border: 1px solid var(--line-1); border-radius: var(--radius-sm); }

/* ---- Article reader ------------------------------------------------------- */
.article-head { padding: 56px 0 36px; border-bottom: 1px solid var(--line-1); }
.article-title { font-family: var(--font-serif); font-size: var(--text-4xl); font-weight: 600; letter-spacing: var(--tracking-tight); line-height: 1.08; color: var(--fg-1); margin: 16px 0 0; text-wrap: balance; }
.article-lead { font-family: var(--font-serif); font-size: var(--text-lg); color: var(--fg-2); line-height: 1.55; margin: 20px 0 0; text-wrap: pretty; }
.article-meta { display: flex; justify-content: space-between; align-items: center; margin-top: 28px; flex-wrap: wrap; gap: 12px; }

.prose { padding: 48px 0; }
.prose p { font-family: var(--font-serif); font-size: var(--text-base); line-height: var(--leading-relaxed); color: var(--fg-1); margin: 0 0 24px; text-wrap: pretty; }
.prose h2 { font-family: var(--font-serif); font-size: var(--text-2xl); font-weight: 600; color: var(--fg-1); margin: 44px 0 16px; letter-spacing: -.01em; }
.prose a { color: var(--link); }
.prose .fn-mark { font-family: var(--font-mono); font-size: .7em; vertical-align: super; line-height: 0; color: var(--annotation); margin-left: .1em; cursor: pointer; }

/* margin note inside prose (desktop: floats to gutter) */
.with-notes { position: relative; }
.mnote {
  font-family: var(--font-mono); font-size: var(--text-xs); line-height: 1.5; letter-spacing: .02em;
  color: var(--annotation); border-left: 1px solid var(--annotation); padding-left: 12px; margin: 4px 0 24px;
}
@media (min-width: 1080px) {
  .prose .mnote { position: absolute; right: -240px; width: 200px; border-left: 1px dotted var(--line-3); color: var(--fg-3); margin: 0; }
  .prose .mnote.accent { color: var(--annotation); border-left-color: var(--annotation); }
}

.pullquote { font-family: var(--font-serif); font-size: var(--text-2xl); font-weight: 500; font-style: italic; line-height: 1.3; color: var(--fg-1); border-top: 1px solid var(--line-2); border-bottom: 1px solid var(--line-2); padding: 28px 0; margin: 36px 0; text-wrap: balance; }
.codeblock { font-family: var(--font-mono); font-size: 13px; line-height: 1.65; color: var(--fg-1); background: var(--surface-1); border: 1px solid var(--line-1); border-radius: var(--radius-md); padding: 18px 20px; overflow-x: auto; margin: 28px 0; }
.codeblock .c { color: var(--fg-3); }
.fig { margin: 32px 0; }
.fig .ph { aspect-ratio: 16/9; border: 1px solid var(--line-1); border-radius: var(--radius-sm); }
.fig figcaption { font-family: var(--font-mono); font-size: 11px; letter-spacing: .04em; color: var(--fg-3); margin-top: 10px; display: flex; gap: 8px; }
.footnotes { border-top: 1px dotted var(--line-3); padding-top: 24px; margin-top: 8px; }
.footnotes .fn { font-family: var(--font-serif); font-size: var(--text-sm); color: var(--fg-2); line-height: 1.5; margin: 0 0 10px; display: flex; gap: 10px; }
.footnotes .fn sup { font-family: var(--font-mono); color: var(--annotation); }

/* next-action block */
.next-action { border: 1px solid var(--line-2); border-radius: var(--radius-md); padding: 32px; margin: 8px 0 0; display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; }
.next-action .na-t { font-family: var(--font-serif); font-size: var(--text-xl); font-weight: 600; color: var(--fg-1); margin: 0 0 6px; }
.next-action .na-d { font-family: var(--font-serif); font-size: 15px; color: var(--fg-2); margin: 0; }

/* ---- Newsletter band ------------------------------------------------------ */
.news-band { border-top: 1px solid var(--line-1); border-bottom: 1px solid var(--line-1); padding: 64px 0; position: relative; }
.news-inner { max-width: 640px; }
.news-form { display: flex; gap: 12px; align-items: flex-end; margin-top: 28px; flex-wrap: wrap; }
.field { display: flex; flex-direction: column; gap: 8px; flex: 1; min-width: 220px; }
.field label { font-family: var(--font-mono); font-size: 10px; letter-spacing: var(--tracking-wider); text-transform: uppercase; color: var(--fg-3); }
.field input { font-family: var(--font-serif); font-size: 16px; color: var(--fg-1); background: transparent; border: 0; border-bottom: 1px solid var(--line-3); padding: 9px 2px; outline: none; transition: border-color var(--dur); }
.field input:focus { border-bottom-color: var(--fg-1); }
.field input::placeholder { color: var(--fg-4); }
.news-reassure { font-family: var(--font-mono); font-size: 11px; letter-spacing: .03em; color: var(--fg-3); margin-top: 16px; }

/* ---- About ---------------------------------------------------------------- */
.about-grid { display: grid; grid-template-columns: 280px 1fr; gap: 48px; align-items: start; }
.about-portrait .ph { aspect-ratio: 4/5; border: 1px solid var(--line-1); border-radius: var(--radius-sm); }
.about-prose p { font-family: var(--font-serif); font-size: 17px; line-height: 1.65; color: var(--fg-1); margin: 0 0 20px; }
.topics { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line-1); border: 1px solid var(--line-1); border-radius: var(--radius-sm); overflow: hidden; margin: 28px 0; }
.topic { background: var(--bg); padding: 18px 20px; }
.topic .tn { font-family: var(--font-serif); font-size: 17px; font-weight: 600; color: var(--fg-1); margin: 0 0 4px; }
.topic .td { font-family: var(--font-mono); font-size: 11px; letter-spacing: .03em; color: var(--fg-3); margin: 0; }

/* ---- Photo gallery -------------------------------------------------------- */
.photo-grid { columns: 3; column-gap: 18px; }
.photo-item { break-inside: avoid; margin: 0 0 18px; }
.photo-item .ph { border: 1px solid var(--line-1); border-radius: var(--radius-sm); }
.photo-item .cap { font-family: var(--font-mono); font-size: 11px; letter-spacing: .03em; color: var(--fg-3); margin-top: 8px; display: flex; justify-content: space-between; }

/* ---- Responsive ----------------------------------------------------------- */
@media (max-width: 880px) {
  .nav { display: none; }
  .hamburger { display: inline-flex; margin-left: auto; }
  .heroC { grid-template-columns: 1fr; gap: 36px; }
  .heroC .latest-rail { border-left: 0; padding-left: 0; border-top: 1px solid var(--line-1); padding-top: 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .proj-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 28px; }
  .about-portrait { max-width: 240px; }
  .photo-grid { columns: 2; }
  .topics { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .heroA .statement, .heroB .statement { font-size: var(--text-4xl); }
  .post-row { grid-template-columns: 1fr; gap: 6px; }
  .post-row .num, .post-row .parrow { display: none; }
  .photo-grid { columns: 1; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .section { padding: 48px 0; }
  .next-action { flex-direction: column; align-items: flex-start; }
}

/* ---- Brand fonts: headings & titles use the Hedvig Letters Serif display face --
   (single 400 master — force weight 400 so nothing faux-bolds) -------------- */
.section-title, .statement, .ptitle, .article-title, .proj-title,
.rail-item .rt, .prose h2, .pullquote, .na-t, .topic .tn,
.brand-name, .brand-mark b, .next-action .na-t {
  font-family: var(--font-display);
  font-weight: 400;
}
.pullquote { font-style: normal; } /* Hedvig Letters Serif ships upright only */