/* ==========================================================================
   Gutenberg For WC Products — styles.css
   Single shared stylesheet for all 6 pages (3 pages x EN/ES).
   100% hand-written vanilla CSS. No framework, no build step.
   --------------------------------------------------------------------------
   Contents
     1. Fonts (self-hosted, variable woff2)
     2. Design tokens (:root custom properties)
     3. Reset & base elements
     4. Layout primitives (container, section, grid)
     5. Typography helpers (eyebrow, lead, prose)
     6. Buttons & CTAs
     7. Header / navigation / language selector
     8. Hero
     9. Feature points, steps, requirements
    10. Plugin cards & catalogue
    11. Code block
    12. Placeholders (media slots) & PENDIENTE markers
    13. Footer
    14. Accessibility & motion
    15. Responsive breakpoints
   ========================================================================== */

/* 1. FONTS — self-hosted variable woff2, font-display: swap ----------------- */
@font-face {
  font-family: "Source Serif 4";
  src: url("/assets/fonts/source-serif-4-var.woff2") format("woff2");
  font-weight: 200 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Source Sans 3";
  src: url("/assets/fonts/source-sans-3-var.woff2") format("woff2");
  font-weight: 200 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Source Code Pro";
  src: url("/assets/fonts/source-code-pro-var.woff2") format("woff2");
  font-weight: 200 900;
  font-style: normal;
  font-display: swap;
}

/* 2. DESIGN TOKENS --------------------------------------------------------- */
:root {
  /* Type families */
  --font-serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --font-sans: "Source Sans 3", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "Source Code Pro", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  /* Neutral palette — cool-tinted, sober */
  --bg: #fbfbfe;
  --bg-subtle: #f3f4fb;
  --surface: #ffffff;
  --ink: #15172a;        /* headings / strong text */
  --ink-2: #494d64;      /* body text */
  --ink-3: #6a6d85;      /* muted / captions */
  --line: #e5e6f0;
  --line-strong: #d3d5e4;

  /* Brand accent — indigo #4b54d6 and derivatives (shared chroma/lightness, AA-checked) */
  --accent: #4b54d6;          /* fills, links on white (5.9:1) */
  --accent-strong: #3a42bd;   /* hover / active */
  --accent-ink: #2b3092;      /* deep accent text on tint */
  --accent-050: #eef0fc;      /* soft tint surface */
  --accent-100: #dde0fa;      /* tint border */

  /* Dark indigo-ink band (footer & accent sections) */
  --dark-bg: #0f1126;
  --dark-surface: #191c3a;
  --dark-ink: #eceefb;
  --dark-ink-2: #a8abd2;
  --dark-line: #2a2d54;
  --dark-accent: #9aa0f4;     /* links/accents on dark */

  /* Code block palette (dark) */
  --code-bg: #13142d;
  --code-fg: #d7d9f2;
  --code-com: #7c80ad;        /* comment */
  --code-key: #b3b9ff;        /* keyword */
  --code-str: #8fd6b0;        /* string */
  --code-fn: #f0c08a;         /* function / method */
  --code-prop: #9ad0ff;       /* property / key */
  --code-punct: #9296c4;      /* punctuation */

  /* PENDIENTE marker hue (distinct so José spots gaps) */
  --pend-bg: #fdf4e3;
  --pend-line: #e3b85c;
  --pend-ink: #7a5512;

  /* Focus ring */
  --focus: #2b3092;

  /* Radii */
  --r-sm: 8px;
  --r: 12px;
  --r-lg: 16px;
  --r-pill: 999px;

  /* Shadows — restrained */
  --shadow-sm: 0 1px 2px rgba(21, 23, 42, 0.06);
  --shadow-card: 0 1px 2px rgba(21, 23, 42, 0.05), 0 10px 30px -18px rgba(21, 23, 42, 0.25);
  --shadow-pop: 0 12px 40px -16px rgba(21, 23, 42, 0.35);

  /* Layout */
  --container: 72rem;     /* 1152px */
  --container-narrow: 46rem;
  --gutter: clamp(1.15rem, 4vw, 2.5rem);
  --section-y: clamp(3.5rem, 8vw, 6.5rem);

  /* Fluid type scale */
  --t-eyebrow: 0.8125rem;
  --t-small: 0.9375rem;
  --t-body: 1.0625rem;
  --t-lead: clamp(1.125rem, 0.6vw + 1rem, 1.3125rem);
  --t-h3: clamp(1.2rem, 0.5vw + 1.05rem, 1.4rem);
  --t-h2: clamp(1.85rem, 2.2vw + 1rem, 2.7rem);
  --t-h1: clamp(2.35rem, 3.4vw + 1.2rem, 3.85rem);
}

/* 3. RESET & BASE ---------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--t-body);
  line-height: 1.65;
  color: var(--ink-2);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-synthesis: none;
}

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  color: var(--ink);
  line-height: 1.12;
  letter-spacing: -0.011em;
  margin: 0 0 0.5em;
  font-weight: 600;
  text-wrap: balance;
}
h1 { font-size: var(--t-h1); letter-spacing: -0.02em; }
h2 { font-size: var(--t-h2); letter-spacing: -0.015em; }
h3 { font-family: var(--font-sans); font-size: var(--t-h3); font-weight: 600; letter-spacing: -0.005em; line-height: 1.25; }

p { margin: 0 0 1rem; text-wrap: pretty; }
p:last-child { margin-bottom: 0; }

a { color: var(--accent); text-decoration: none; text-underline-offset: 0.18em; }
a:hover { color: var(--accent-strong); text-decoration: underline; }

ul, ol { margin: 0; padding: 0; }
img, svg { max-width: 100%; height: auto; }
strong { color: var(--ink); font-weight: 600; }
hr { border: 0; border-top: 1px solid var(--line); margin: 0; }

/* 4. LAYOUT PRIMITIVES ----------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container--narrow { max-width: var(--container-narrow); }

.section { padding-block: var(--section-y); }
.section--subtle { background: var(--bg-subtle); }
.section--dark {
  background: var(--dark-bg);
  color: var(--dark-ink-2);
}
.section--dark h1, .section--dark h2, .section--dark h3, .section--dark strong { color: var(--dark-ink); }
.section--dark a { color: var(--dark-accent); }
.section--tight { padding-block: clamp(2.5rem, 5vw, 4rem); }

.section-head { max-width: 44rem; margin-bottom: clamp(2rem, 4vw, 3rem); }
.section-head.is-center { margin-inline: auto; text-align: center; }

.grid { display: grid; gap: clamp(1rem, 2.5vw, 1.75rem); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.stack > * + * { margin-top: var(--flow, 1rem); }

/* 5. TYPOGRAPHY HELPERS ---------------------------------------------------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--t-eyebrow);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--accent-ink);
  margin: 0 0 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.6ch;
}
.section--dark .eyebrow { color: var(--dark-accent); }
.lead { font-size: var(--t-lead); color: var(--ink-2); line-height: 1.55; }
.section--dark .lead { color: var(--dark-ink-2); }
.muted { color: var(--ink-3); }
.small { font-size: var(--t-small); }

/* 6. BUTTONS --------------------------------------------------------------- */
.btn {
  --btn-bg: var(--surface);
  --btn-fg: var(--ink);
  --btn-bd: var(--line-strong);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55ch;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.1;
  padding: 0.72em 1.25em;
  border-radius: var(--r-pill);
  border: 1px solid var(--btn-bd);
  background: var(--btn-bg);
  color: var(--btn-fg);
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease, transform 0.15s ease;
  text-decoration: none;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn--primary { --btn-bg: var(--accent); --btn-fg: #fff; --btn-bd: var(--accent); }
.btn--primary:hover { --btn-bg: var(--accent-strong); --btn-bd: var(--accent-strong); color: #fff; }

.btn--secondary { --btn-bg: var(--surface); --btn-fg: var(--ink); --btn-bd: var(--line-strong); }
.btn--secondary:hover { --btn-bg: var(--bg-subtle); --btn-fg: var(--accent-strong); --btn-bd: var(--accent-100); }

.btn--ghost { --btn-bg: transparent; --btn-fg: var(--accent); --btn-bd: transparent; padding-inline: 0.4em; }
.btn--ghost:hover { --btn-fg: var(--accent-strong); transform: none; }

/* On dark bands */
.section--dark .btn--secondary,
.footer .btn--secondary { --btn-bg: transparent; --btn-fg: var(--dark-ink); --btn-bd: var(--dark-line); }
.section--dark .btn--secondary:hover,
.footer .btn--secondary:hover { --btn-bg: var(--dark-surface); --btn-fg: #fff; --btn-bd: var(--dark-accent); }

/* Pending / coming-soon CTA (e.g. WordPress.org not yet published) */
.btn--pending {
  --btn-bg: var(--pend-bg);
  --btn-fg: var(--pend-ink);
  --btn-bd: var(--pend-line);
  border-style: dashed;
  cursor: not-allowed;
}
.btn--pending:hover { transform: none; }
.btn--pending .btn__tag {
  font-family: var(--font-mono);
  font-size: 0.72em;
  font-weight: 600;
  letter-spacing: 0.02em;
  opacity: 0.85;
}

.btn-row { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; }

/* Inline arrow link */
.arrow-link { font-weight: 600; display: inline-flex; align-items: center; gap: 0.4ch; }
.arrow-link .arr { transition: transform 0.15s ease; }
.arrow-link:hover .arr { transform: translateX(3px); }

/* 7. HEADER / NAV ---------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header__inner {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  min-height: 4.25rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-sans);
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
  font-size: 1.02rem;
  white-space: nowrap;
}
.brand:hover { color: var(--ink); text-decoration: none; }
.brand__glyph { flex: none; width: 30px; height: 30px; }
.brand__name b { font-weight: 600; }
.brand__name span { color: var(--ink-3); font-weight: 500; }

.primary-nav { margin-left: auto; }
.primary-nav ul { list-style: none; display: flex; align-items: center; gap: 0.35rem; }
.primary-nav a {
  display: inline-block;
  padding: 0.45rem 0.8rem;
  border-radius: var(--r-sm);
  color: var(--ink-2);
  font-weight: 500;
  font-size: 0.97rem;
}
.primary-nav a:hover { color: var(--ink); background: var(--bg-subtle); text-decoration: none; }
.primary-nav a[aria-current="page"] { color: var(--accent-ink); background: var(--accent-050); }

.header-actions { display: flex; align-items: center; gap: 0.75rem; }

/* Language selector — segmented EN/ES */
.lang-switch {
  display: inline-flex;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-pill);
  padding: 2px;
  background: var(--surface);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
}
.lang-switch a {
  display: inline-block;
  padding: 0.28rem 0.6rem;
  border-radius: var(--r-pill);
  color: var(--ink-3);
  letter-spacing: 0.02em;
}
.lang-switch a:hover { color: var(--ink); text-decoration: none; }
.lang-switch a[aria-current="true"] { background: var(--accent); color: #fff; }
.footer .lang-switch { background: transparent; border-color: var(--dark-line); }
.footer .lang-switch a { color: var(--dark-ink-2); }
.footer .lang-switch a[aria-current="true"] { background: var(--dark-accent); color: var(--dark-bg); }

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  margin-left: auto;
  width: 2.6rem; height: 2.6rem;
  align-items: center; justify-content: center;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-sm);
  background: var(--surface);
  cursor: pointer;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: ""; display: block; width: 18px; height: 2px; background: var(--ink); border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle span { position: relative; }
.nav-toggle span::before { position: absolute; top: -6px; }
.nav-toggle span::after { position: absolute; top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { transform: translateY(-6px) rotate(-45deg); }

/* 8. HERO ------------------------------------------------------------------ */
.hero { padding-block: clamp(2.75rem, 6vw, 5.5rem) clamp(3rem, 7vw, 6rem); }
.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.hero__title { margin-bottom: 0.6em; }
.hero__sub { font-size: var(--t-lead); color: var(--ink-2); max-width: 34rem; margin-bottom: 1.6rem; }
.hero__ctas { margin-bottom: 1.1rem; }
.hero__meta { font-family: var(--font-mono); font-size: var(--t-small); color: var(--ink-3); }
.hero__meta a { color: var(--ink-3); text-decoration: underline; text-underline-offset: 0.2em; }
.hero__meta a:hover { color: var(--accent); }

/* 9. FEATURE POINTS / STEPS / REQUIREMENTS --------------------------------- */
.feature {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: clamp(1.25rem, 2vw, 1.6rem);
}
.feature__mark {
  width: 38px; height: 38px; border-radius: 10px;
  background: var(--accent-050); color: var(--accent-ink);
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-weight: 600; margin-bottom: 0.9rem;
}
.feature h3 { margin-bottom: 0.35rem; }
.feature p { color: var(--ink-2); margin: 0; }

/* Steps — numbered */
.steps { counter-reset: step; display: grid; gap: clamp(1rem, 2vw, 1.5rem); }
.step { display: grid; grid-template-columns: auto 1fr; gap: 1.1rem; align-items: start; }
.step__num {
  counter-increment: step;
  font-family: var(--font-mono); font-weight: 600;
  width: 2.6rem; height: 2.6rem; flex: none;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--accent-100); border-radius: var(--r-pill);
  color: var(--accent-ink); background: var(--accent-050);
}
.step__num::before { content: counter(step, decimal-leading-zero); }
.step h3 { margin-bottom: 0.25rem; }
.step p { margin: 0; }

/* Requirements row */
.req-list { list-style: none; display: flex; flex-wrap: wrap; gap: 0.6rem; margin: 0 0 1rem; }
.req-list li {
  font-family: var(--font-mono); font-size: var(--t-small);
  padding: 0.4rem 0.8rem; border-radius: var(--r-pill);
  background: var(--surface); border: 1px solid var(--line-strong); color: var(--ink);
}
.section--dark .req-list li { background: var(--dark-surface); border-color: var(--dark-line); color: var(--dark-ink); }

/* 10. PLUGIN CARDS / CATALOGUE --------------------------------------------- */
.cat-block { margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.cat-block__head { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.5rem; }

.card {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: clamp(1.2rem, 2vw, 1.5rem);
  transition: border-color 0.16s ease, box-shadow 0.16s ease, transform 0.16s ease;
}
.card:hover { border-color: var(--accent-100); box-shadow: var(--shadow-card); transform: translateY(-2px); }
/* Cards keep the light-theme palette even inside a dark section (e.g. Skills block) */
.section--dark .card h3 { color: var(--ink); }
.section--dark .card .card__desc { color: var(--ink-2); }
.section--dark .card .btn--secondary { --btn-bg: var(--surface); --btn-fg: var(--ink); --btn-bd: var(--line-strong); color: var(--ink); }
.section--dark .card .btn--secondary:hover { --btn-bg: var(--bg-subtle); --btn-fg: var(--accent-strong); --btn-bd: var(--accent-100); color: var(--accent-strong); }
/* Nonprofit program callout (Plugins + About) */
.callout-ngo { background: var(--accent-050); border: 1px solid var(--accent-100); border-radius: var(--r-lg); padding: clamp(1.75rem, 4vw, 3rem); text-align: center; }
.callout-ngo .lead { max-width: 42rem; margin-inline: auto; }
.card__icon {
  width: 44px; height: 44px; border-radius: 11px; flex: none;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--accent-050); color: var(--accent-ink);
  font-family: var(--font-mono); font-weight: 600; font-size: 1.05rem;
  border: 1px solid var(--accent-100);
}
.card__top { display: flex; align-items: center; justify-content: space-between; gap: 0.75rem; }
.card h3 { margin: 0; }
.card__desc { color: var(--ink-2); margin: 0; flex: 1 1 auto; }
.card__foot { display: flex; align-items: center; justify-content: space-between; gap: 0.75rem; margin-top: 0.3rem; }

.badge {
  display: inline-flex; align-items: center; gap: 0.4ch;
  font-family: var(--font-mono); font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.03em; text-transform: uppercase;
  padding: 0.28rem 0.6rem; border-radius: var(--r-pill);
}
.badge--free { background: var(--accent-050); color: var(--accent-ink); border: 1px solid var(--accent-100); }
.badge--premium { background: #15172a; color: #fff; }
.badge--skill { background: var(--surface); color: var(--ink-2); border: 1px solid var(--line-strong); }

/* 11. CODE BLOCK ----------------------------------------------------------- */
.codeblock {
  background: var(--code-bg);
  border-radius: var(--r);
  overflow: hidden;
  border: 1px solid #23264d;
  box-shadow: var(--shadow-pop);
}
.codeblock__bar {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 0.6rem 0.9rem 0.6rem 1rem;
  background: #0e0f24;
  border-bottom: 1px solid #23264d;
}
.codeblock__name { font-family: var(--font-mono); font-size: 0.8rem; color: #9296c4; letter-spacing: 0.02em; }
.codeblock__dots { display: inline-flex; gap: 6px; margin-right: 0.4rem; }
.codeblock__dots i { width: 10px; height: 10px; border-radius: 50%; background: #2c2f59; display: inline-block; }
.copy-btn {
  font-family: var(--font-mono); font-size: 0.74rem; font-weight: 600;
  color: #aeb2e0; background: transparent; border: 1px solid #2c2f59;
  border-radius: var(--r-sm); padding: 0.3rem 0.6rem; cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.copy-btn:hover { background: #20224a; color: #fff; }
.copy-btn.is-copied { color: var(--code-str); border-color: #2c603f; }
.codeblock pre {
  margin: 0; padding: 1.1rem 1.2rem; overflow-x: auto;
  font-family: var(--font-mono); font-size: 0.875rem; line-height: 1.7; color: var(--code-fg);
  tab-size: 2;
}
.codeblock code { font-family: inherit; }
.tok-com { color: var(--code-com); font-style: italic; }
.tok-key { color: var(--code-key); }
.tok-str { color: var(--code-str); }
.tok-fn { color: var(--code-fn); }
.tok-prop { color: var(--code-prop); }
.tok-punct { color: var(--code-punct); }

/* Inline code */
:not(pre) > code {
  font-family: var(--font-mono); font-size: 0.9em;
  background: var(--accent-050); color: var(--accent-ink);
  padding: 0.1em 0.4em; border-radius: 6px;
}

/* 12. PLACEHOLDERS & PENDIENTE MARKERS ------------------------------------- */
.placeholder {
  position: relative;
  border-radius: var(--r-lg);
  border: 1px solid var(--line-strong);
  background-color: var(--bg-subtle);
  background-image: repeating-linear-gradient(
    -45deg, transparent, transparent 9px,
    rgba(75, 84, 214, 0.06) 9px, rgba(75, 84, 214, 0.06) 10px
  );
  display: flex; align-items: center; justify-content: center;
  min-height: 16rem; padding: 1.5rem; overflow: hidden;
}
.placeholder__label {
  font-family: var(--font-mono); font-size: var(--t-small); color: var(--ink-3);
  text-align: center; line-height: 1.5; max-width: 26rem;
}
.placeholder__label b { display: block; color: var(--accent-ink); font-weight: 600; margin-bottom: 0.25rem; }
.placeholder--wide { aspect-ratio: 16 / 10; min-height: 0; }

/* Hero screenshot */
.hero__shot {
  display: block; width: 100%; height: auto;
  border-radius: var(--r-lg);
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-card);
}

/* Inline PENDIENTE: José marker */
.pending {
  display: inline-flex; align-items: center; gap: 0.5ch;
  font-family: var(--font-mono); font-size: 0.78rem; font-weight: 600;
  color: var(--pend-ink); background: var(--pend-bg);
  border: 1px dashed var(--pend-line); border-radius: var(--r-sm);
  padding: 0.25rem 0.6rem;
}
.pending::before { content: "›"; font-weight: 700; }

/* Breadcrumb */
.breadcrumb { padding-top: clamp(1.25rem, 3vw, 2rem); }
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; align-items: center; gap: 0.5ch; font-family: var(--font-mono); font-size: var(--t-small); color: var(--ink-3); }
.breadcrumb a { color: var(--ink-3); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb li[aria-current="page"] { color: var(--ink); }
.breadcrumb .sep { color: var(--line-strong); }

/* Page intro (Plugins / About headers) */
.page-intro { padding-block: clamp(2rem, 4vw, 3.25rem) clamp(1.5rem, 3vw, 2.5rem); }
.page-intro h1 { margin-bottom: 0.4em; }
.page-intro .lead { max-width: 42rem; }

/* Skills sample chips inside a card */
.card--skill .card__icon { background: var(--surface); color: var(--ink); border-color: var(--line-strong); }

/* About prose */
.prose p { font-size: var(--t-lead); color: var(--ink-2); }
.contact-list { list-style: none; display: grid; gap: 0.5rem; font-family: var(--font-mono); font-size: var(--t-small); }
.contact-list a { color: var(--accent); }

/* 13. FOOTER --------------------------------------------------------------- */
.footer { background: var(--dark-bg); color: var(--dark-ink-2); padding-block: clamp(3rem, 6vw, 4.5rem) 2rem; }
.footer a { color: var(--dark-ink-2); }
.footer a:hover { color: #fff; text-decoration: none; }
.footer__top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: clamp(1.5rem, 3vw, 2.5rem); }
.footer__brand .brand__name b { color: var(--dark-ink); }
.footer__brand .brand__name span { color: var(--dark-ink-2); }
.footer__tagline { margin-top: 0.9rem; max-width: 22rem; color: var(--dark-ink-2); font-size: var(--t-small); }
.footer__col h4 { font-family: var(--font-mono); font-size: 0.78rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; color: var(--dark-ink); margin: 0 0 0.9rem; }
.footer__col ul { list-style: none; display: grid; gap: 0.55rem; }
.footer__col a { font-size: 0.95rem; }
.footer__bottom {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  margin-top: clamp(2rem, 4vw, 3rem); padding-top: 1.5rem; border-top: 1px solid var(--dark-line);
  font-size: var(--t-small);
}
.footer__legal { display: flex; flex-wrap: wrap; gap: 0.4rem 1rem; }

/* 14. ACCESSIBILITY & MOTION ----------------------------------------------- */
:where(a, button, input, .btn, .lang-switch a, .copy-btn, .nav-toggle):focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
  border-radius: var(--r-sm);
}
.section--dark :focus-visible, .footer :focus-visible { outline-color: var(--dark-accent); }

.skip-link {
  position: absolute; left: 0.75rem; top: -3rem;
  background: var(--accent); color: #fff; padding: 0.6rem 1rem; border-radius: var(--r-sm);
  z-index: 100; transition: top 0.15s ease;
}
.skip-link:focus { top: 0.75rem; color: #fff; text-decoration: none; }

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

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

/* 15. RESPONSIVE ----------------------------------------------------------- */
@media (max-width: 60rem) {
  .footer__top { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 52rem) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__media { order: -1; }
  .grid--3 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 48rem) {
  /* Mobile nav */
  .nav-toggle { display: inline-flex; }
  .primary-nav {
    position: fixed; inset: 4.25rem 0 auto 0; margin: 0;
    background: var(--bg); border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-pop);
    max-height: 0; overflow: hidden; visibility: hidden;
    transition: max-height 0.25s ease, visibility 0s linear 0.25s;
  }
  .primary-nav.is-open { max-height: 22rem; visibility: visible; transition: max-height 0.25s ease; }
  .primary-nav ul { flex-direction: column; align-items: stretch; gap: 0; padding: 0.5rem var(--gutter) 1rem; }
  .primary-nav a { padding: 0.75rem 0.5rem; border-radius: var(--r-sm); }
  .header-actions { margin-left: auto; }
}
@media (max-width: 40rem) {
  .grid--3, .grid--2 { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
  .brand__name span { display: none; }
}
@media (max-width: 30rem) {
  .footer__top { grid-template-columns: 1fr; }
}

/* 16. DEVELOPERS DOC PAGE (scoped — used only by /developers/) -------------- */
/* On-page index */
.toc {
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: var(--surface); padding: clamp(1.1rem, 2vw, 1.5rem);
  margin-bottom: clamp(2.5rem, 5vw, 3.5rem);
}
.toc h2 {
  font-family: var(--font-mono); font-size: 0.78rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.05em; color: var(--ink-3); margin: 0 0 1rem;
}
.toc ol { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 0.55rem 1.75rem; counter-reset: toc; }
.toc a { display: flex; gap: 0.7ch; align-items: baseline; color: var(--ink-2); font-size: 0.97rem; }
.toc a:hover { color: var(--accent); text-decoration: none; }
.toc a::before {
  counter-increment: toc; content: counter(toc, decimal-leading-zero);
  font-family: var(--font-mono); font-size: 0.78em; color: var(--accent-ink); flex: none;
}

/* Long-form doc blocks */
.doc-block { margin-top: clamp(2.75rem, 6vw, 4.5rem); }
.doc-block:first-child { margin-top: 0; }
.doc-block > .eyebrow { margin-bottom: 0.6rem; }
.doc-block h3 { margin-top: 2rem; }
.section-anchor { scroll-margin-top: 5.5rem; }

/* Restore list styling inside doc prose (base resets ul/ol) */
.doc-prose ul, .doc-prose ol { padding-left: 1.3rem; margin: 0 0 1.1rem; }
.doc-prose ul { list-style: disc; }
.doc-prose ol { list-style: decimal; }
.doc-prose li { margin-bottom: 0.45rem; }
.doc-prose li::marker { color: var(--accent); }
/* Requirement pills must not inherit doc list markers */
.doc-prose .req-list { list-style: none; padding-left: 0; }
.doc-prose .req-list li { margin-bottom: 0; }

/* Comparison table */
.doc-table { width: 100%; border-collapse: collapse; border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; margin: 0 0 1rem; }
.doc-table th, .doc-table td { text-align: left; padding: 0.9rem 1.05rem; vertical-align: top; }
.doc-table thead th {
  background: var(--bg-subtle); font-family: var(--font-mono); font-size: 0.78rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.03em; color: var(--ink); border-bottom: 1px solid var(--line);
}
.doc-table td { border-bottom: 1px solid var(--line); color: var(--ink-2); }
.doc-table th + th, .doc-table td + td { border-left: 1px solid var(--line); }
.doc-table tbody tr:last-child td { border-bottom: 0; }

@media (max-width: 40rem) {
  .toc ol { grid-template-columns: 1fr; }
}