@import url('https://fonts.googleapis.com/css2?family=Newsreader:ital,opsz,wght@0,6..72,300..600;1,6..72,300..500&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;700&display=swap');

/* ==========================================================================
   Speech NRT — site stylesheet
   Design system adopted from the NeuroTalk Journal magazine template.

   Font roles are strict:
     serif (Newsreader)  headlines only, light weights, tight tracking
     sans  (Inter)       body copy, navigation, controls
     mono  (JetBrains)   every small label — uppercase, wide tracking
   ========================================================================== */

/* --- 1. Tokens ----------------------------------------------------------- */

:root {
  /* Brand */
  --cobalt:#1E40AF;      /* primary — links, authority */
  --cobalt-2:#3B82F6;    /* interactive / hover */
  --sky:#7DD3FC;         /* product accent — light surfaces */
  --amber:#FBBF24;       /* warmth — human, hopeful */
  --amber-deep:#B45309;  /* amber text on light (AA safe) */

  /* Warm paper */
  --paper:#FBF9F5;       /* page base */
  --paper-2:#F4F1EA;     /* alt sections */
  --card:#FFFFFF;
  --line:#E7E2D8;        /* warm hairline */

  /* Ink */
  --ink:#1A1814;
  --ink-soft:#57534A;
  --ink-mute:#8B857A;

  /* Type */
  --serif:'Newsreader',Georgia,serif;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;

  /* Scale */
  --step--1:0.875rem; --step-0:1.0625rem; --step-1:1.25rem;
  --step-2:1.5rem; --step-3:2rem; --step-4:2.75rem;
  --step-5:3.75rem; --step-6:5rem;

  --radius:4px;
  --measure:68ch;
  --gutter:clamp(1.25rem,4vw,4rem);
  --shadow:0 1px 2px rgba(26,24,20,.04),0 8px 24px rgba(26,24,20,.06);

  /* Danger — forms only */
  --flag:#B4432F;
  --flag-wash:#FDF1EF;
}

/* --- 2. Base ------------------------------------------------------------- */

*, *::before, *::after { box-sizing: border-box; }

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

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: var(--step-0);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--cobalt); text-decoration: none; }
a:hover { color: var(--cobalt-2); }

:focus-visible {
  outline: 2px solid var(--cobalt-2);
  outline-offset: 3px;
  border-radius: 2px;
}

h1, h2, h3, h4 {
  font-family: var(--serif);
  color: var(--ink);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -.02em;
  margin: 0 0 1rem;
  text-wrap: balance;
}
h1 { font-size: clamp(2.5rem,5.5vw,var(--step-5)); line-height: 1.04; letter-spacing: -.025em; }
h2 { font-size: var(--step-3); }
h3 { font-size: var(--step-2); font-weight: 500; letter-spacing: -.015em; line-height: 1.2; }
h4 { font-size: var(--step-1); font-weight: 500; }

p { margin: 0 0 1rem; }
ul, ol { margin: 0 0 1rem; padding-left: 1.25rem; }
li { margin-bottom: .5rem; }
strong { font-weight: 600; }

hr { border: 0; border-top: 1px solid var(--line); margin: 3rem 0; }

.skip-link {
  position: absolute;
  left: -9999px; top: 0;
  background: var(--cobalt);
  color: #fff;
  padding: .75rem 1rem;
  z-index: 100;
  font-family: var(--mono);
  font-size: .7rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.skip-link:focus { left: 0; color: #fff; }

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

[hidden] { display: none !important; }

/* --- 3. Layout ----------------------------------------------------------- */

.shell {
  width: 100%;
  max-width: 1280px;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: clamp(3rem,7vw,5.5rem); }
.section--tight { padding-block: clamp(2.5rem,5vw,4rem); }

/* Warm alternating band */
.section--tint {
  background: var(--paper-2);
  border-block: 1px solid var(--line);
}

.section-head {
  margin-bottom: 2.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
  max-width: none;
}
.section-head h2 { margin: .5rem 0 0; line-height: 1.1; }
.section-head p {
  margin: .875rem 0 0;
  color: var(--ink-soft);
  max-width: 58ch;
  font-size: var(--step--1);
}

/* Kicker — mono label with amber rule */
.eyebrow {
  font-family: var(--mono);
  font-size: .7rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--cobalt);
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  margin: 0;
}
.eyebrow::before {
  content: "";
  width: 22px; height: 1.5px;
  background: var(--amber);
  flex: none;
}

.lede {
  font-size: var(--step-1);
  color: var(--ink-soft);
  line-height: 1.55;
  max-width: 52ch;
}

/* --- 4. Masthead --------------------------------------------------------- */

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(251,249,245,.92);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding-block: 1.125rem;
  min-height: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-family: var(--sans);
  font-weight: 700;
  letter-spacing: -.02em;
  font-size: var(--step-1);
  color: var(--ink);
}
.brand:hover { color: var(--ink); }
.brand__mark { color: var(--cobalt); font-style: normal; }

.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: .5rem .875rem;
  font-family: var(--mono);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink);
  cursor: pointer;
}
.nav-toggle:hover { border-color: var(--ink); }
.nav-toggle__bars {
  display: block;
  width: 14px; height: 1.5px;
  background: currentColor;
  position: relative;
}
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 14px; height: 1.5px;
  background: currentColor;
}
.nav-toggle__bars::before { top: -4px; }
.nav-toggle__bars::after  { top: 4px; }

.site-nav { display: none; }
.site-nav.is-open {
  display: block;
  position: absolute;
  top: 100%;
  left: 0; right: 0;
  background: var(--card);
  border-bottom: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.site-nav ul {
  list-style: none;
  margin: 0;
  padding: .5rem var(--gutter) 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.site-nav li { margin: 0; }
.site-nav a {
  display: block;
  padding: .875rem 0;
  color: var(--ink-soft);
  font-size: var(--step--1);
  font-weight: 500;
  border-bottom: 1px solid var(--line);
}
.site-nav a:hover { color: var(--ink); }
.site-nav a[aria-current="page"] { color: var(--cobalt); }

@media (min-width: 961px) {
  .nav-toggle { display: none; }
  .site-nav,
  .site-nav.is-open {
    display: flex;
    position: static;
    background: none;
    border: 0;
    box-shadow: none;
  }
  .site-nav ul {
    flex-direction: row;
    align-items: center;
    gap: 1.75rem;
    padding: 0;
  }
  .site-nav a {
    padding-block: .25rem;
    border: 0;
    position: relative;
  }
  .site-nav a[aria-current="page"]::after {
    content: "";
    position: absolute;
    left: 0; right: 0; bottom: -1px;
    height: 2px;
    background: var(--amber);
  }
}

/* --- 5. Buttons ---------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .625rem 1.125rem;
  border-radius: 999px;
  font-family: var(--sans);
  font-size: var(--step--1);
  font-weight: 600;
  line-height: 1.4;
  border: 1px solid transparent;
  cursor: pointer;
  transition: .15s;
}
.btn--primary { background: var(--cobalt); color: #fff; }
.btn--primary:hover { background: var(--cobalt-2); color: #fff; }
.btn--quiet { border-color: var(--line); color: var(--ink); background: transparent; }
.btn--quiet:hover { border-color: var(--ink); color: var(--ink); }
.btn--block { width: 100%; }

.text-link {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-size: var(--step--1);
  font-weight: 600;
  color: var(--cobalt);
}
.text-link:hover { color: var(--cobalt-2); }
.text-link::after { content: "\2192"; transition: transform .15s ease; }
.text-link:hover::after { transform: translateX(3px); }

/* --- 6. Hero ------------------------------------------------------------- */

.hero {
  padding-block: clamp(2.5rem,6vw,5rem) clamp(2rem,5vw,4rem);
  border-bottom: 1px solid var(--line);
  background: none;
}
.hero__inner { max-width: none; }
.hero h1 { margin: 1.25rem 0 0; max-width: 20ch; }
.hero__mission {
  font-size: var(--step-1);
  color: var(--ink-soft);
  line-height: 1.55;
  margin: 1.25rem 0 0;
  max-width: 52ch;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 2rem;
}
.hero__note {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  font-size: var(--step--1);
  color: var(--ink-mute);
  max-width: 56ch;
  line-height: 1.6;
}

/* --- 7. Track entry cards ------------------------------------------------ */

.tracks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1.5rem,3vw,2.5rem);
}

.track-card {
  display: flex;
  flex-direction: column;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.75rem,3vw,2.5rem);
  color: inherit;
  position: relative;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.track-card::before {
  content: "";
  position: absolute;
  top: -1px; left: -1px; right: -1px;
  height: 3px;
  background: var(--amber);
  border-radius: var(--radius) var(--radius) 0 0;
}
.track-card:nth-child(2)::before { background: var(--sky); }
.track-card:hover {
  border-color: var(--ink-mute);
  box-shadow: var(--shadow);
  color: inherit;
}
.track-card h3 { margin: .75rem 0 0; font-size: var(--step-2); }
.track-card > p {
  margin: .875rem 0 0;
  color: var(--ink-soft);
  font-size: var(--step--1);
  line-height: 1.6;
}

.track-card__for {
  font-family: var(--mono);
  font-size: .7rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--cobalt);
  margin: 0;
}

.track-card__list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 2rem;
  font-size: var(--step--1);
  color: var(--ink-soft);
  border-top: 1px solid var(--line);
}
.track-card__list li {
  margin: 0;
  padding: .75rem 0 .75rem 1.25rem;
  border-bottom: 1px solid var(--line);
  position: relative;
  line-height: 1.5;
}
.track-card__list li::before {
  content: "";
  position: absolute;
  left: 0; top: 1.35em;
  width: 6px; height: 1.5px;
  background: var(--amber);
}
.track-card__cta { margin-top: auto; }

/* --- 8. Story cards ------------------------------------------------------ */

.post-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.5rem,3vw,2.5rem);
  list-style: none;
  margin: 0;
  padding: 0;
}
.post-grid--3 { grid-template-columns: repeat(3, 1fr); }
.post-grid > li { margin: 0; }

.post-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  height: 100%;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.post-card:hover { border-color: var(--ink-mute); box-shadow: var(--shadow); }

.post-card__title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: var(--step-2);
  line-height: 1.2;
  letter-spacing: -.015em;
  margin: 0;
}
.post-card__title a { color: var(--ink); }
.post-card__title a:hover { color: var(--cobalt); }

.post-card__excerpt {
  margin: 0;
  color: var(--ink-soft);
  font-size: var(--step--1);
  line-height: 1.6;
}

.post-card__meta,
.article__meta {
  font-family: var(--mono);
  font-size: .7rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  align-items: center;
  margin: 0;
}
.post-card__meta { margin-top: auto; }
.post-card__meta .dot,
.article__meta .dot { color: var(--line); }

/* Track tags — amber for children, sky for adults */
.badge {
  display: inline-block;
  align-self: flex-start;
  font-family: var(--mono);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  padding: .375rem .75rem;
  border-radius: 2px;
  color: var(--ink);
}
.badge--children { background: var(--amber); }
.badge--adults   { background: var(--sky); }
a.badge:hover { color: var(--ink); filter: brightness(.95); }

/* --- 9. Callouts --------------------------------------------------------- */

.note {
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cobalt);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1.5rem 1.75rem;
  font-size: var(--step--1);
  line-height: 1.6;
  color: var(--ink-soft);
  margin: 2rem 0;
}
.note p:last-child { margin-bottom: 0; }
.note strong { color: var(--ink); font-weight: 600; }

.placeholder {
  font-family: var(--mono);
  font-size: .82em;
  font-weight: 500;
  letter-spacing: .02em;
  background: #FEF6E4;
  border-bottom: 1px dashed var(--amber);
  color: var(--amber-deep);
  padding: .1em .3em;
}

/* --- 10. Page head / breadcrumb / track switch --------------------------- */

.page-head {
  padding-block: clamp(2.5rem,5vw,4rem) clamp(2rem,4vw,3rem);
  border-bottom: 1px solid var(--line);
  background: none;
}
.page-head__inner { max-width: none; }
.page-head h1 { margin: 1.25rem 0 0; font-size: clamp(2.25rem,5vw,var(--step-4)); }
.page-head .lede { margin: 1.25rem 0 0; }

.breadcrumb {
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 1.5rem;
}
.breadcrumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin: 0;
  padding: 0;
}
.breadcrumb li { margin: 0; }
.breadcrumb a { color: var(--ink-mute); }
.breadcrumb a:hover { color: var(--cobalt); }
.breadcrumb li + li::before { content: "/"; margin-right: .5rem; color: var(--line); }

.track-switch {
  display: flex;
  flex-wrap: wrap;
  gap: .625rem;
  margin-top: 2rem;
}
.track-switch a {
  padding: .625rem 1.125rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: var(--step--1);
  font-weight: 600;
  color: var(--ink-soft);
  transition: .15s;
}
.track-switch a:hover { border-color: var(--ink); color: var(--ink); }
.track-switch a[aria-current="true"] {
  background: var(--cobalt);
  border-color: var(--cobalt);
  color: #fff;
}

.results-count {
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

/* --- 11. Article --------------------------------------------------------- */

.article { padding-block: clamp(2.5rem,5vw,4rem) clamp(3rem,6vw,5rem); }

.article__header,
.article__body,
.article__foot {
  max-width: var(--measure);
  margin-inline: auto;
}

.article__header {
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--line);
}
.article__header .badge { margin-bottom: 1.25rem; }
.article__header h1 {
  margin: 0;
  font-size: clamp(2.25rem,5vw,var(--step-4));
  line-height: 1.08;
}

.article__standfirst {
  font-size: var(--step-1);
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 1.5rem 0 0;
  max-width: 56ch;
}
.article__meta { margin-top: 2rem; }

.article__body { font-size: var(--step-0); line-height: 1.75; }
.article__body > h2 {
  font-size: var(--step-3);
  line-height: 1.15;
  margin: 3.5rem 0 1.25rem;
}
.article__body > h3 {
  font-size: var(--step-2);
  margin: 2.5rem 0 .875rem;
}
.article__body p { margin-bottom: 1.5rem; }
.article__body ul,
.article__body ol { margin-bottom: 1.5rem; padding-left: 1.35rem; }
.article__body li { margin-bottom: .875rem; line-height: 1.7; }
.article__body li::marker { color: var(--amber-deep); }
.article__body strong { color: var(--ink); font-weight: 600; }
.article__body a { text-decoration: underline; text-underline-offset: .18em; }
.article__body em { font-style: italic; }

.article__body figure { margin: 2.5rem 0; }
.article__body figcaption {
  margin-top: .75rem;
  font-size: .8rem;
  color: var(--ink-mute);
  font-style: italic;
  line-height: 1.5;
}

/* Pull quote — the reference .quote treatment */
.article__body blockquote {
  margin: 3rem 0;
  padding: 0;
  border: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding-block: 2rem;
}
.article__body blockquote p {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(1.5rem,3vw,var(--step-4));
  line-height: 1.28;
  letter-spacing: -.02em;
  color: var(--ink);
  margin: 0;
}
.article__body blockquote cite {
  display: block;
  margin-top: 1.5rem;
  font-family: var(--mono);
  font-size: .68rem;
  font-style: normal;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

/* Try-this-week box */
.keypoints {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.75rem;
  margin: 2.5rem 0;
}
.keypoints h2,
.keypoints h3 {
  font-family: var(--mono);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cobalt);
  margin: 0 0 1rem;
}
.keypoints ul { margin: 0; padding-left: 1.2rem; }
.keypoints li { margin-bottom: .625rem; font-size: var(--step--1); line-height: 1.6; }
.keypoints li:last-child { margin-bottom: 0; }

/* Soft product mention */
.product-mention {
  max-width: var(--measure);
  margin: 4rem auto 0;
  background: var(--ink);
  color: rgba(251,249,245,.75);
  border: 0;
  border-radius: var(--radius);
  padding: clamp(2rem,4vw,3rem);
}
.product-mention h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: var(--step-3);
  line-height: 1.15;
  color: #fff;
  margin: 0 0 .875rem;
}
.product-mention > p {
  margin: 0 0 2rem;
  color: rgba(251,249,245,.7);
  font-size: var(--step--1);
  max-width: 52ch;
}
.product-mention ul {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
  border-top: 1px solid rgba(251,249,245,.15);
}
.product-mention li {
  margin: 0;
  padding: 1.125rem 0;
  border-bottom: 1px solid rgba(251,249,245,.15);
  font-size: var(--step--1);
  line-height: 1.6;
}
.product-mention strong { color: var(--amber); font-weight: 600; }
.product-mention .btn--quiet {
  border-color: rgba(251,249,245,.3);
  color: #fff;
}
.product-mention .btn--quiet:hover {
  border-color: var(--amber);
  color: var(--amber);
}

/* Author note */
.author-note {
  display: block;
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  font-size: var(--step--1);
  color: var(--ink-mute);
  line-height: 1.6;
}
.author-note p { margin: 0; }
.author-note strong { color: var(--ink); font-weight: 600; }

/* --- 12. Products -------------------------------------------------------- */

.product {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: clamp(2rem,5vw,4rem);
  align-items: start;
  padding-block: clamp(2.5rem,5vw,4rem);
  border-top: 1px solid var(--line);
}
.product:first-of-type { border-top: 0; padding-top: 0; }

.product__figure {
  aspect-ratio: 4/5;
  border-radius: var(--radius);
  overflow: hidden;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 2rem;
  box-shadow: var(--shadow);
  background: linear-gradient(155deg,var(--sky) 0%,var(--cobalt) 55%,#152C7A 100%);
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: rgba(255,255,255,.7);
  line-height: 1.7;
}
#storybooks .product__figure { background: linear-gradient(150deg,#FEF3C7,var(--amber)); color: rgba(26,24,20,.5); }
#workbooks  .product__figure { background: linear-gradient(150deg,var(--paper-2),#C7C0B2); color: rgba(26,24,20,.5); }
.product__figure .placeholder {
  background: none;
  border: 0;
  color: inherit;
  font-size: inherit;
  letter-spacing: inherit;
}

.product__kind {
  font-family: var(--mono);
  font-size: .7rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--cobalt);
  margin: 0 0 .75rem;
}
.product h2 { margin: 0 0 1rem; font-size: var(--step-3); }
.product__summary {
  color: var(--ink-soft);
  font-size: var(--step-0);
  line-height: 1.6;
  margin-bottom: 1.75rem;
  max-width: 54ch;
}

.product__facts {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
  font-size: var(--step--1);
  border-top: 1px solid var(--line);
}
.product__facts li {
  margin: 0;
  padding: .75rem 0 .75rem 1.25rem;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
  position: relative;
  line-height: 1.55;
}
.product__facts li::before {
  content: "";
  position: absolute;
  left: 0; top: 1.35em;
  width: 6px; height: 1.5px;
  background: var(--amber);
}

.product__buy {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}
.product__price {
  font-family: var(--serif);
  font-size: var(--step-2);
  font-weight: 400;
  letter-spacing: -.02em;
  color: var(--cobalt);
}

/* --- 13. Forms ----------------------------------------------------------- */

.form { max-width: 34rem; }

.field { margin-bottom: 1.75rem; }
.field > label {
  display: block;
  font-family: var(--sans);
  font-size: var(--step--1);
  font-weight: 600;
  color: var(--ink);
  margin-bottom: .5rem;
}
.field__hint {
  display: block;
  font-weight: 400;
  font-size: .82rem;
  color: var(--ink-mute);
  margin-top: .25rem;
  line-height: 1.5;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: .8rem 1rem;
  font-family: var(--sans);
  font-size: var(--step--1);
  color: var(--ink);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color .15s ease, box-shadow .15s ease;
}
.field textarea { min-height: 9rem; resize: vertical; line-height: 1.6; }

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--cobalt);
  box-shadow: 0 0 0 3px rgba(59,130,246,.15);
}

.field input[aria-invalid="true"],
.field select[aria-invalid="true"],
.field textarea[aria-invalid="true"] { border-color: var(--flag); }
.field input[aria-invalid="true"]:focus,
.field textarea[aria-invalid="true"]:focus {
  box-shadow: 0 0 0 3px rgba(180,67,47,.12);
}

.field__error {
  display: block;
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--flag);
  margin-top: .625rem;
}
.field__error[hidden] { display: none; }

.field--check { display: flex; align-items: flex-start; gap: .875rem; }
.field--check input {
  width: auto;
  flex: none;
  margin-top: .35rem;
  accent-color: var(--cobalt);
}
.field--check label {
  font-weight: 400;
  font-size: var(--step--1);
  color: var(--ink-soft);
  margin: 0;
  line-height: 1.6;
}

.form__status {
  margin-top: 1.75rem;
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius);
  font-size: var(--step--1);
  line-height: 1.6;
}
.form__status[hidden] { display: none; }
.form__status--ok {
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cobalt);
  color: var(--ink-soft);
}
.form__status--error {
  background: var(--flag-wash);
  border: 1px solid #F0D5CF;
  border-left: 3px solid var(--flag);
  color: #8D3323;
}

.form-layout {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: clamp(2rem,5vw,4rem);
}

.contact-aside {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.75rem,3vw,2.25rem);
  font-size: var(--step--1);
  align-self: start;
}
.contact-aside h2 { font-size: var(--step-2); margin: 0 0 .875rem; }
.contact-aside > p { color: var(--ink-soft); line-height: 1.6; }
.contact-aside dl { margin: 1.5rem 0 0; }
.contact-aside dt {
  font-family: var(--mono);
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-top: 1.5rem;
}
.contact-aside dt:first-of-type { margin-top: 0; }
.contact-aside dd { margin: .375rem 0 0; color: var(--ink-soft); }
.contact-aside hr { margin: 1.75rem 0; }
.contact-aside p strong { color: var(--ink); font-weight: 600; }

/* --- 14. Prose (about page) ---------------------------------------------- */

.prose {
  max-width: var(--measure);
  font-size: var(--step-0);
  line-height: 1.75;
}
.prose h2 {
  font-size: var(--step-3);
  line-height: 1.15;
  margin: 3.5rem 0 1.25rem;
}
.prose h3 { font-size: var(--step-2); margin: 2.5rem 0 .875rem; }
.prose > h2:first-child,
.prose > h3:first-child { margin-top: 0; }
.prose p { margin-bottom: 1.5rem; }
.prose li { margin-bottom: .875rem; }
.prose li::marker { color: var(--amber-deep); }
.prose em { font-style: italic; }
.prose strong { color: var(--ink); font-weight: 600; }
.prose a { text-decoration: underline; text-underline-offset: .18em; }

/* Hairline grid — the reference .stat-grid pattern */
.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  list-style: none;
  padding: 0;
  margin: 0;
}
.value-grid li {
  margin: 0;
  background: var(--card);
  padding: 1.75rem 1.5rem;
}
.value-grid h3 {
  font-size: var(--step-1);
  font-weight: 500;
  margin: 0 0 .625rem;
}
.value-grid p {
  margin: 0;
  color: var(--ink-soft);
  font-size: var(--step--1);
  line-height: 1.6;
}

/* --- 15. Footer ---------------------------------------------------------- */

.site-footer {
  border-top: 1px solid var(--line);
  background: var(--paper);
  margin-top: clamp(3rem,7vw,5rem);
  padding-block: 3rem 2.5rem;
  font-size: var(--step--1);
}
.site-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 0;
}
.site-footer h2 {
  font-family: var(--mono);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 1rem;
}
.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: .625rem;
}
.site-footer li { margin: 0; }
.site-footer a { color: var(--ink-soft); }
.site-footer a:hover { color: var(--cobalt); }
.site-footer__blurb {
  margin: 0;
  color: var(--ink-soft);
  max-width: 38ch;
  line-height: 1.6;
}

.site-footer__legal {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.site-footer__legal p { margin: 0; }

/* --- 16. Utility --------------------------------------------------------- */

.stack > * + * { margin-top: 1rem; }
.center { text-align: center; }
.muted { color: var(--ink-soft); }
.mb-0 { margin-bottom: 0; }
.mt-0 { margin-top: 0; }
.mt-6 { margin-top: 2rem; }
.list-inline-max { max-width: 58ch; }

/* --- 17. Responsive ------------------------------------------------------ */

@media (max-width: 960px) {
  .tracks,
  .post-grid,
  .post-grid--3,
  .product,
  .form-layout { grid-template-columns: 1fr; }

  .value-grid { grid-template-columns: 1fr 1fr; }
  .site-footer__grid { grid-template-columns: 1fr 1fr; }

  .product__figure { aspect-ratio: 16/9; }
  .track-card::before { border-radius: var(--radius) var(--radius) 0 0; }
}

@media (max-width: 640px) {
  .value-grid { grid-template-columns: 1fr; }
  .site-footer__grid { grid-template-columns: 1fr; gap: 2rem; }
  .site-footer__legal { flex-direction: column; gap: .5rem; }
  .hero__actions .btn,
  .track-switch a { width: 100%; }
  .article__body blockquote p { font-size: var(--step-2); }
}