/* ============================================================
   page.css — chrome for every generated catalog page
   (products, solutions, legal). Rendered by build.js templates.

   Deliberately narrow: these pages are the long tail, so they must
   look considered without inventing a second design language.
   Everything here composes tokens.css + base.css primitives.
   ============================================================ */

/* ---------------- Page hero ---------------- */

.pg-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: calc(var(--s-14) + var(--s-4)) var(--s-13);
  background: var(--surface-dark);
  color: var(--text-invert-body);
}

/* Layered wash — the hero gradient's quieter sibling. Static: these
   pages are read, not landed on, so ambient motion would be noise. */
.pg-hero__bg {
  position: absolute;
  inset: -20% -10% -30%;
  z-index: -1;
  background:
    radial-gradient(42% 55% at 18% 22%, rgba(99, 91, 255, .42), transparent 70%),
    radial-gradient(38% 50% at 82% 12%, rgba(0, 212, 255, .26), transparent 72%),
    radial-gradient(50% 60% at 62% 88%, rgba(139, 92, 246, .22), transparent 74%),
    var(--grad-dark);
}

/* Diagonal foot, mirroring the homepage hero so the family reads. */
.pg-hero::after {
  content: "";
  position: absolute;
  inset-inline: -2%;
  bottom: calc(var(--s-8) * -1);
  height: var(--s-11);
  background: var(--surface);
  transform: rotate(-1.6deg);
  transform-origin: bottom left;
}

.pg-hero__inner { position: relative; z-index: 1; }

.pg-hero__eyebrow { color: var(--c-teal); }

.pg-hero__title {
  margin-block: var(--s-4) 0;
  max-width: 18ch;
  font-size: var(--fs-h1);
  color: var(--text-invert);
  letter-spacing: var(--tracking-tight);
}

.pg-hero__lead {
  margin-block-start: var(--s-6);
  color: var(--text-invert-body);
}

.pg-hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-3);
  margin-block-start: var(--s-8);
}

.pg-hero--legal { padding-block: calc(var(--s-13) + var(--s-4)) var(--s-11); }
.pg-hero--legal .pg-hero__title { max-width: 24ch; font-size: var(--fs-h2); }

/* ---------------- Feature grid ---------------- */

.pg-feat__h {
  max-width: 20ch;
  margin-block-end: var(--s-9);
}

.pg-feat__grid {
  display: grid;
  gap: var(--s-9) var(--s-8);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 264px), 1fr));
}

.pg-feat__item { max-width: 42ch; }

.pg-feat__ico {
  width: var(--s-6);
  height: var(--s-6);
  color: var(--c-brand);
  margin-block-end: var(--s-4);
}

.pg-feat__t {
  font-size: var(--fs-h4);
  margin-block-end: var(--s-2);
}

.pg-feat__b {
  font-size: var(--fs-sm);
  color: var(--text-body);
  line-height: var(--lh-relaxed);
}

/* ---------------- Code block ---------------- */

.pg-code__inner {
  display: grid;
  gap: var(--s-10);
  align-items: start;
  grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 900px) {
  .pg-code__inner { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: var(--s-11); }
}

.pg-code__h { max-width: 16ch; }
.pg-code__lead { margin-block: var(--s-5) var(--s-6); }

.pg-code__win {
  margin: 0;
  border-radius: var(--r-lg);
  background: rgba(255, 255, 255, .045);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .10), var(--sh-xl);
  overflow: hidden;
}

.pg-code__bar {
  display: flex;
  align-items: center;
  gap: var(--s-4);
  padding: var(--s-3) var(--s-5);
  border-block-end: 1px solid rgba(255, 255, 255, .08);
}

.pg-code__dots { display: inline-flex; gap: var(--s-2); }
.pg-code__dots i {
  width: var(--s-3);
  height: var(--s-3);
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, .18);
}

.pg-code__lang {
  font-size: var(--fs-xs);
  color: var(--text-invert-body);
  letter-spacing: var(--tracking-snug);
}

.pg-code__pre {
  margin: 0;
  padding: var(--s-6);
  overflow-x: auto;
  color: rgba(255, 255, 255, .88);
  font-size: var(--fs-sm);
  line-height: var(--lh-relaxed);
  tab-size: 2;
}

/* ---------------- Problem / fix list ---------------- */

.pg-pain__h {
  max-width: 18ch;
  margin-block-end: var(--s-9);
}

.pg-pain__list {
  margin: 0;
  border-block-start: 1px solid var(--border);
}

.pg-pain__row {
  display: grid;
  gap: var(--s-3);
  padding-block: var(--s-7);
  border-block-end: 1px solid var(--border);
}

@media (min-width: 820px) {
  .pg-pain__row {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: var(--s-8);
    align-items: baseline;
  }
}

.pg-pain__q {
  margin: 0;
  font-size: var(--fs-h4);
  font-weight: var(--fw-semi);
  color: var(--text-strong);
  letter-spacing: var(--tracking-snug);
}

.pg-pain__a {
  margin: 0;
  font-size: var(--fs-sm);
  color: var(--text-body);
  line-height: var(--lh-relaxed);
}

/* ---------------- FAQ ---------------- */

.pg-faq__h { margin-block-end: var(--s-8); max-width: 20ch; }

.pg-faq__list {
  border-block-start: 1px solid var(--border);
  max-width: 74ch;
}

.pg-faq__item { border-block-end: 1px solid var(--border); }

.pg-faq__qh { margin: 0; font-size: inherit; font-weight: inherit; }

.pg-faq__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-5);
  width: 100%;
  min-height: var(--s-11);
  padding-block: var(--s-5);
  text-align: start;
  font-size: var(--fs-h4);
  font-weight: var(--fw-semi);
  color: var(--text-strong);
  letter-spacing: var(--tracking-snug);
  transition: color var(--t-fast) var(--ease-out);
}
.pg-faq__q:hover { color: var(--c-brand); }

.pg-faq__chev {
  flex: none;
  width: var(--s-5);
  height: var(--s-5);
  color: var(--text-muted);
  transition: transform var(--t-base) var(--ease-out);
}
.pg-faq__item.is-open .pg-faq__chev { transform: rotate(180deg); }

/* 0fr -> 1fr animates cleanly; max-height guessing does not. */
.pg-faq__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--t-base) var(--ease-out);
}
.pg-faq__item.is-open .pg-faq__panel { grid-template-rows: 1fr; }

.pg-faq__a {
  overflow: hidden;
  min-height: 0;
  font-size: var(--fs-sm);
  color: var(--text-body);
  line-height: var(--lh-relaxed);
  max-width: 68ch;
}
.pg-faq__item.is-open .pg-faq__a { padding-block-end: var(--s-6); }

/* ---------------- Related ---------------- */

.pg-rel__h {
  font-size: var(--fs-h3);
  margin-block-end: var(--s-7);
}

.pg-rel__grid {
  display: grid;
  gap: var(--s-4);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
}

.pg-rel__link {
  display: block;
  height: 100%;
  padding: var(--s-6);
  border-radius: var(--r-md);
  box-shadow: inset 0 0 0 1px var(--border);
  color: inherit;
  transition: box-shadow var(--t-base) var(--ease-out),
              transform var(--t-base) var(--ease-out);
}
.pg-rel__link:hover {
  transform: translateY(-2px);
  box-shadow: inset 0 0 0 1px rgba(99, 91, 255, .40), var(--sh-md);
  color: inherit;
}

.pg-rel__n {
  display: block;
  font-weight: var(--fw-semi);
  color: var(--text-strong);
  margin-block-end: var(--s-1);
}

.pg-rel__d {
  display: block;
  font-size: var(--fs-sm);
  color: var(--text-body);
}

/* ---------------- Closing CTA ---------------- */

.pg-cta__inner { text-align: center; }
.pg-cta__h { margin-inline: auto; max-width: 20ch; }
.pg-cta__lead { margin: var(--s-5) auto 0; }

.pg-cta__row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--s-3);
  margin-block-start: var(--s-8);
}

/* ---------------- Legal prose ---------------- */

.pg-prose__note {
  max-width: 72ch;
  padding: var(--s-6);
  border-radius: var(--r-md);
  background: var(--c-brand-tint);
  box-shadow: inset 0 0 0 1px rgba(99, 91, 255, .22);
  font-size: var(--fs-sm);
  color: var(--text-body);
  line-height: var(--lh-relaxed);
}
.pg-prose__note strong { color: var(--c-brand-press); }

.pg-prose__p {
  max-width: 72ch;
  margin-block-start: var(--s-6);
  font-size: var(--fs-sm);
  color: var(--text-body);
}