/* ============================================================
   PYTHON IAC ENGINEERING — Soft Sand Theme
   ============================================================ */

/* ── Custom Properties ──────────────────────────────────────── */
:root {
  /* Soft Sand Palette */
  --clr-bg:          #F7F3EC;
  --clr-surface:     #F0EAE0;
  --clr-surface-alt: #E8E0D4;
  --clr-bg-code:     #E4DAD0;
  --clr-bg-deep:     #DDD3C6;

  --clr-text:        #3A2E1F;
  --clr-text-2:      #6B5543;
  --clr-text-muted:  #9A8268;
  --clr-text-inv:    #F7F3EC;

  --clr-accent:      #C27D60;
  --clr-accent-h:    #A86548;   /* hover */
  --clr-accent-warm: #D4A86A;
  --clr-accent-cool: #7A9EBF;

  --clr-border:      #DDD4C4;
  --clr-border-lt:   #EBE5DA;

  --clr-link:        #7A5C42;
  --clr-link-h:      #5A3E2C;

  /* Card accent colors */
  --clr-python:  #3776AB;
  --clr-cdktf:   #7B42BC;
  --clr-pulumi:  #D4a830;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(58,46,30,.08), 0 1px 2px rgba(58,46,30,.06);
  --shadow-md: 0 4px 12px rgba(58,46,30,.10), 0 2px 6px rgba(58,46,30,.07);
  --shadow-lg: 0 8px 28px rgba(58,46,30,.14), 0 4px 10px rgba(58,46,30,.08);

  /* Layout */
  --max-w:      1360px;
  --content-w:  980px;
  --header-h:   64px;

  /* Typography */
  --font:       -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-mono:  "JetBrains Mono", "Fira Code", "Cascadia Code", Consolas, monospace;

  /* Motion */
  --ease:       cubic-bezier(.4,0,.2,1);
  --dur:        .18s;
  --dur-slow:   .32s;

  /* Radii */
  --r-sm: 4px;
  --r:    8px;
  --r-lg: 14px;
  --r-xl: 20px;
}

/* ── Reset & Base ────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  /* Offset for sticky header on all anchor targets */
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--clr-text);
  background-color: var(--clr-bg);
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: var(--clr-link); text-decoration: underline; text-underline-offset: 3px; }
a:hover { color: var(--clr-link-h); }
a:focus-visible {
  outline: 2px solid var(--clr-accent);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

/* ── Layout helpers ──────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2rem);
}

.site-main { flex: 1; min-width: 0; }

/* Scroll-margin for all headings (sticky header offset) */
h1, h2, h3, h4, h5, h6 {
  scroll-margin-top: calc(var(--header-h) + 16px);
}

/* ╔═══════════════════════════════════════════════════════════════
   HEADER
═══════════════════════════════════════════════════════════════╗ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(247,243,236,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--clr-border);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  max-width: var(--max-w);
  height: 100%;
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2rem);
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  gap: .6rem;
  text-decoration: none;
  color: var(--clr-text);
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: -.01em;
  white-space: nowrap;
  flex-shrink: 0;
  transition: opacity var(--dur) var(--ease);
}
.site-logo:hover { color: var(--clr-text); opacity: .8; }
.logo-icon { width: 32px; height: 32px; flex-shrink: 0; }
.logo-text { display: none; }
@media (min-width: 480px) { .logo-text { display: block; } }

/* Nav */
.main-nav { margin-left: auto; }

.nav-list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: .25rem;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: .4rem;
  padding: .4rem .75rem;
  border-radius: var(--r);
  font-size: .875rem;
  font-weight: 500;
  color: var(--clr-text-2);
  text-decoration: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
  white-space: nowrap;
}
.nav-link:hover {
  background: var(--clr-surface-alt);
  color: var(--clr-text);
}
.nav-link--active {
  background: var(--clr-surface-alt);
  color: var(--clr-accent);
  font-weight: 600;
}
.nav-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  opacity: .7;
}
.nav-link--active .nav-icon,
.nav-link:hover .nav-icon { opacity: 1; }

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 6px;
  background: none;
  border: none;
  border-radius: var(--r);
  cursor: pointer;
  margin-left: auto;
  transition: background var(--dur) var(--ease);
}
.nav-toggle:hover { background: var(--clr-surface-alt); }
.nav-toggle:focus-visible { outline: 2px solid var(--clr-accent); outline-offset: 2px; }
.hamburger-bar {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--clr-text-2);
  border-radius: 2px;
  transition: transform var(--dur-slow) var(--ease), opacity var(--dur) var(--ease);
}
.nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .hamburger-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ╔═══════════════════════════════════════════════════════════════
   HERO
═══════════════════════════════════════════════════════════════╗ */
.hero {
  background: linear-gradient(135deg, var(--clr-bg) 0%, var(--clr-surface) 50%, #EDE5D8 100%);
  border-bottom: 1px solid var(--clr-border);
  padding: clamp(3rem, 8vw, 6rem) clamp(1rem, 4vw, 2rem);
  overflow: hidden;
}

.hero-inner {
  max-width: var(--max-w);
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}
@media (min-width: 900px) {
  .hero-inner { grid-template-columns: 1fr 1fr; }
}

.hero-eyebrow {
  display: inline-block;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--clr-accent);
  background: rgba(194,125,96,.12);
  padding: .3em .75em;
  border-radius: 100px;
  margin-bottom: 1rem;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.03em;
  color: var(--clr-text);
  margin-bottom: 1.25rem;
}
.hero-title em {
  font-style: normal;
  color: var(--clr-accent);
}

.hero-description {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--clr-text-2);
  max-width: 46ch;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .7rem 1.5rem;
  border-radius: var(--r);
  font-weight: 600;
  font-size: .95rem;
  text-decoration: none;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur) var(--ease);
  cursor: pointer;
  border: 2px solid transparent;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn:active { transform: translateY(0); }
.btn--primary {
  background: var(--clr-accent);
  color: #fff;
  border-color: var(--clr-accent);
}
.btn--primary:hover { background: var(--clr-accent-h); border-color: var(--clr-accent-h); color: #fff; }
.btn--secondary {
  background: transparent;
  color: var(--clr-text);
  border-color: var(--clr-border);
}
.btn--secondary:hover { background: var(--clr-surface-alt); border-color: var(--clr-text-2); color: var(--clr-text); }

/* Code preview widget */
.hero-visual { display: flex; justify-content: center; }

.code-preview {
  background: #2E2318;
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 480px;
  font-family: var(--font-mono);
  font-size: .825rem;
}

.code-preview-bar {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .65rem 1rem;
  background: #251C14;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.dot { width: 11px; height: 11px; border-radius: 50%; }
.dot--red    { background: #FF5F57; }
.dot--yellow { background: #FEBC2E; }
.dot--green  { background: #28C840; }
.code-preview-filename { margin-left: .5rem; color: rgba(212,190,160,.55); font-size: .78rem; }

.code-preview-body {
  padding: 1.25rem 1.5rem;
  margin: 0;
  overflow-x: auto;
  line-height: 1.75;
  white-space: pre;
  color: #F6EADA;
}
.code-preview-body code { background: none; padding: 0; font-size: inherit; border: none; }
.cp-kw  { color: #D8B4FE; }
.cp-cls { color: #93C5FD; }
.cp-fn  { color: #86EFAC; }
.cp-str { color: #FECACA; }

/* ╔═══════════════════════════════════════════════════════════════
   SECTION CARDS
═══════════════════════════════════════════════════════════════╗ */
.section-cards {
  padding: clamp(3rem, 6vw, 5rem) clamp(1rem, 4vw, 2rem);
  background: var(--clr-bg);
}

.section-cards-inner {
  max-width: var(--max-w);
  margin-inline: auto;
}

.section-cards-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -.025em;
  text-align: center;
  margin-bottom: .5rem;
}

.section-cards-subtitle {
  text-align: center;
  color: var(--clr-text-2);
  max-width: 54ch;
  margin: 0 auto 2.5rem;
  font-size: 1.025rem;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: .85rem;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 60%, rgba(0,0,0,.03));
  border-radius: inherit;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.card--fundamentals:hover { border-color: rgba(55,118,171,.35); }
.card--cdktf:hover         { border-color: rgba(123,66,188,.35); }
.card--pulumi:hover        { border-color: rgba(212,168,48,.4); }

.card-icon-wrap { width: 48px; height: 48px; }
.card-icon { width: 100%; height: 100%; }

.card-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--clr-text);
  letter-spacing: -.015em;
}

.card-desc {
  font-size: .9rem;
  color: var(--clr-text-2);
  line-height: 1.6;
}

.card-topics {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .35rem;
  font-size: .825rem;
  color: var(--clr-text-muted);
  flex: 1;
}
.card-topics li::before {
  content: '→ ';
  color: var(--clr-accent);
  font-size: .75em;
  font-weight: 700;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-size: .875rem;
  font-weight: 600;
  color: var(--clr-accent);
  text-decoration: none;
  margin-top: .25rem;
  transition: gap var(--dur) var(--ease), color var(--dur) var(--ease);
  align-self: flex-start;
}
.card-link:hover { gap: .65rem; color: var(--clr-accent-h); }
.card--fundamentals .card-link { color: var(--clr-python); }
.card--cdktf .card-link        { color: var(--clr-cdktf); }
.card--pulumi .card-link       { color: #B8902A; }
.card--fundamentals .card-link:hover { color: #2A6090; }
.card--cdktf .card-link:hover        { color: #5C2F9A; }
.card--pulumi .card-link:hover       { color: #8A6A18; }

/* ╔═══════════════════════════════════════════════════════════════
   INTRO STRIP
═══════════════════════════════════════════════════════════════╗ */
.intro-strip {
  background: var(--clr-surface-alt);
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
  padding: 1.5rem clamp(1rem, 4vw, 2rem);
}

.intro-strip-inner {
  max-width: var(--max-w);
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2.5rem;
  justify-content: center;
}

.intro-feature {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-size: .875rem;
  font-weight: 500;
  color: var(--clr-text-2);
}
.intro-feature svg { color: var(--clr-accent); flex-shrink: 0; }

/* ╔═══════════════════════════════════════════════════════════════
   PAGE LAYOUT (content pages)
═══════════════════════════════════════════════════════════════╗ */
.page-layout {
  max-width: var(--content-w);
  margin-inline: auto;
  padding: 1.5rem clamp(1rem, 4vw, 2rem) 4rem;
}

/* ── Breadcrumb ──────────────────────────────────────────────── */
.breadcrumb {
  margin-bottom: 2rem;
  padding: .6rem 0;
  border-bottom: 1px solid var(--clr-border-lt);
}

.breadcrumb-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .25rem;
  font-size: .8rem;
}

.breadcrumb-item {
  display: flex;
  align-items: center;
  gap: .25rem;
  color: var(--clr-text-muted);
}

.breadcrumb-item a {
  color: var(--clr-text-muted);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}
.breadcrumb-item a:hover { color: var(--clr-accent); text-decoration: underline; }

.breadcrumb-item--current span { color: var(--clr-text-2); font-weight: 500; }

.breadcrumb-sep {
  width: 6px;
  height: 10px;
  color: var(--clr-border);
  margin-left: .15rem;
}

/* ╔═══════════════════════════════════════════════════════════════
   PROSE / ARTICLE CONTENT
═══════════════════════════════════════════════════════════════╗ */
.prose { line-height: 1.75; }

/* Headings */
.prose h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -.03em;
  line-height: 1.2;
  color: var(--clr-text);
  margin-bottom: 1rem;
  padding-bottom: .75rem;
  border-bottom: 2px solid var(--clr-border-lt);
}

.prose h2 {
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--clr-text);
  margin-top: 2.5rem;
  margin-bottom: .75rem;
  padding-top: .25rem;
}

.prose h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--clr-text);
  margin-top: 1.75rem;
  margin-bottom: .5rem;
}

.prose h4, .prose h5, .prose h6 {
  font-size: .95rem;
  font-weight: 600;
  color: var(--clr-text-2);
  margin-top: 1.5rem;
  margin-bottom: .4rem;
}

/* Anchor links from markdown-it-anchor */
.prose .header-anchor {
  color: inherit;
  text-decoration: none;
  font-weight: inherit;
  opacity: 1;
}

/* Paragraphs */
.prose p { margin-bottom: 1.1rem; color: var(--clr-text); }
.prose p:last-child { margin-bottom: 0; }

/* FAQ readability */
.prose .faq-entry {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border-lt);
  border-radius: var(--r);
  padding: .9rem 1rem;
  margin-bottom: .8rem;
}

.prose .faq-entry > strong {
  display: block;
  color: var(--clr-text);
  font-weight: 700;
  margin-bottom: .45rem;
}

/* Links within prose */
.prose a:not(.header-anchor) {
  color: var(--clr-link);
  font-weight: 500;
  transition: color var(--dur);
}
.prose a:not(.header-anchor):hover { color: var(--clr-link-h); }

/* Lists */
.prose ul, .prose ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
  color: var(--clr-text);
}
.prose li { margin-bottom: .3rem; }
.prose ul li::marker { color: var(--clr-accent); }
.prose ol li::marker { color: var(--clr-accent); font-weight: 600; }

/* Blockquotes */
.prose blockquote {
  border-left: 3px solid var(--clr-accent);
  background: var(--clr-surface);
  padding: .85rem 1.25rem;
  border-radius: 0 var(--r) var(--r) 0;
  margin: 1.5rem 0;
  color: var(--clr-text-2);
  font-style: italic;
}

/* Inline code */
.prose :not(pre) > code {
  font-family: var(--font-mono);
  font-size: .85em;
  background: var(--clr-bg-code);
  color: var(--clr-text);
  padding: .15em .4em;
  border-radius: var(--r-sm);
  border: 1px solid var(--clr-border);
  white-space: nowrap;
}

/* Horizontal rules */
.prose hr {
  border: none;
  border-top: 1px solid var(--clr-border);
  margin: 2rem 0;
}

/* ── Collapsible H2 sections (enhanced by JS) ──────────────── */
.collapsible-section { margin-top: 2rem; }

.collapsible-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
  gap: .5rem;
  padding: .5rem 0;
}
.collapsible-heading:hover { color: var(--clr-accent); }

.section-toggle {
  flex-shrink: 0;
  margin-top: .15rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--clr-surface-alt);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-sm);
  color: var(--clr-text-muted);
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), transform var(--dur-slow) var(--ease);
}
.section-toggle:hover { background: var(--clr-bg-deep); color: var(--clr-accent); }
.section-toggle .toggle-icon { transition: transform var(--dur-slow) var(--ease); }
.collapsible-heading.is-collapsed .section-toggle .toggle-icon { transform: rotate(-90deg); }

.collapsible-content {
  overflow: hidden;
  transition: max-height var(--dur-slow) var(--ease), opacity var(--dur-slow) var(--ease);
}
.collapsible-content.is-hidden {
  max-height: 0 !important;
  opacity: 0;
}

/* ╔═══════════════════════════════════════════════════════════════
   CODE BLOCKS (Prism + Sand Theme)
═══════════════════════════════════════════════════════════════╗ */
.prose pre[class*="language-"],
.prose pre {
  position: relative;
  background: var(--clr-bg-code);
  border: 1px solid var(--clr-border);
  border-radius: var(--r);
  padding: 2.1rem 1.5rem 1.25rem;
  overflow-x: auto;
  margin: 1.5rem 0;
  font-family: var(--font-mono);
  font-size: .85rem;
  line-height: 1.75;
  -webkit-overflow-scrolling: touch;
}

.prose pre code[class*="language-"],
.prose pre code {
  font-family: inherit;
  font-size: inherit;
  background: none;
  border: none;
  padding: 0;
  white-space: pre;
  color: var(--clr-text);
}

/* Prism Sand Theme tokens */
.token.comment,
.token.prolog,
.token.doctype,
.token.cdata           { color: #9A8268; font-style: italic; }

.token.punctuation     { color: #8A7050; }

.token.namespace       { opacity: .8; }

.token.property,
.token.tag,
.token.boolean,
.token.number,
.token.constant,
.token.symbol,
.token.deleted         { color: #B06030; }

.token.selector,
.token.attr-name,
.token.string,
.token.char,
.token.builtin,
.token.inserted        { color: #4A7A38; }

.token.operator,
.token.entity,
.token.url,
.language-css .token.string,
.style .token.string   { color: #7A5030; }

.token.atrule,
.token.attr-value,
.token.keyword         { color: #7A4A84; font-weight: 500; }

.token.function,
.token.class-name      { color: #2A5E8A; }

.token.regex,
.token.important,
.token.variable        { color: #A86028; }

.token.decorator       { color: #7A6028; font-style: italic; }

.token.important,
.token.bold            { font-weight: 700; }
.token.italic          { font-style: italic; }
.token.entity          { cursor: help; }

/* Language label */
.prose pre[class*="language-"]::before {
  content: attr(data-lang);
  position: absolute;
  top: .6rem;
  left: 1rem;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
  opacity: .7;
  pointer-events: none;
}

/* ── Copy Button ─────────────────────────────────────────────── */
.copy-btn {
  position: absolute;
  top: .6rem;
  right: .6rem;
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .3rem .65rem;
  font-family: var(--font);
  font-size: .72rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-sm);
  cursor: pointer;
  opacity: 0;
  transition: opacity var(--dur) var(--ease), background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.prose pre:hover .copy-btn,
.copy-btn:focus-visible { opacity: 1; }
.copy-btn:hover { background: var(--clr-bg-deep); color: var(--clr-text); }
.copy-btn.is-copied {
  opacity: 1;
  background: #e8f5e9;
  border-color: #a5d6a7;
  color: #2e7d32;
}
.copy-btn svg { width: 13px; height: 13px; }

/* ╔═══════════════════════════════════════════════════════════════
   TABLES
═══════════════════════════════════════════════════════════════╗ */
.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: .875rem;
  margin: 1.5rem 0;
}

/* Responsive wrapper added by JS */
.table-responsive {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--clr-border);
  border-radius: var(--r);
  margin: 1.5rem 0;
}
.table-responsive table { margin: 0; border: none; }

.prose table thead { background: var(--clr-surface-alt); }
.prose table thead th {
  padding: .65rem 1rem;
  text-align: left;
  font-weight: 700;
  color: var(--clr-text-2);
  border-bottom: 2px solid var(--clr-border);
  white-space: nowrap;
}
.prose table tbody tr {
  border-bottom: 1px solid var(--clr-border-lt);
  transition: background var(--dur) var(--ease);
}
.prose table tbody tr:hover { background: var(--clr-surface); }
.prose table tbody tr:last-child { border-bottom: none; }
.prose table tbody td {
  padding: .6rem 1rem;
  color: var(--clr-text);
  vertical-align: top;
}

/* ╔═══════════════════════════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════════════════════════╗ */
.site-footer {
  background: var(--clr-surface-alt);
  border-top: 1px solid var(--clr-border);
  margin-top: auto;
}

.footer-inner {
  max-width: var(--max-w);
  margin-inline: auto;
  padding: 2.5rem clamp(1rem, 4vw, 2rem);
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
@media (min-width: 640px) {
  .footer-inner { grid-template-columns: 1fr auto; }
}

.footer-brand { display: flex; flex-direction: column; gap: .5rem; }

.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  text-decoration: none;
  color: var(--clr-text);
  font-weight: 700;
  font-size: .9rem;
  transition: opacity var(--dur);
}
.footer-logo:hover { opacity: .75; }
.footer-logo svg { flex-shrink: 0; }

.footer-tagline { font-size: .8rem; color: var(--clr-text-muted); max-width: 36ch; }

.footer-nav { display: flex; flex-wrap: wrap; gap: 2rem; }

.footer-nav-group { display: flex; flex-direction: column; gap: .5rem; min-width: 150px; }

.footer-nav-heading {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
  margin-bottom: .15rem;
}

.footer-nav-group ul { list-style: none; display: flex; flex-direction: column; gap: .3rem; }

.footer-nav-group a {
  font-size: .825rem;
  color: var(--clr-text-2);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}
.footer-nav-group a:hover { color: var(--clr-accent); }

.footer-bottom {
  border-top: 1px solid var(--clr-border);
  padding: .75rem clamp(1rem, 4vw, 2rem);
  text-align: center;
}
.footer-bottom p {
  font-size: .775rem;
  color: var(--clr-text-muted);
}
.footer-bottom a { color: var(--clr-text-muted); text-decoration: underline; }
.footer-bottom a:hover { color: var(--clr-accent); }

/* ╔═══════════════════════════════════════════════════════════════
   RESPONSIVE — Mobile nav
═══════════════════════════════════════════════════════════════╗ */
@media (max-width: 720px) {
  .nav-toggle { display: flex; }
  .logo-text { display: block !important; }

  .main-nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: rgba(247,243,236,.97);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--clr-border);
    box-shadow: var(--shadow-md);
    z-index: 99;
    padding: .5rem;
  }
  .main-nav.is-open { display: block; }

  .nav-list { flex-direction: column; align-items: stretch; gap: .15rem; }

  .nav-link {
    padding: .7rem 1rem;
    font-size: .925rem;
    border-radius: var(--r);
  }
}

/* Wide logos need less text */
@media (max-width: 380px) {
  .logo-text { display: none !important; }
}

/* ── Misc responsive ────────────────────────────────────────── */
@media (max-width: 640px) {
  .hero-inner { gap: 2rem; }
  .code-preview { max-width: 100%; }
  .cards-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
}

/* ── Print ──────────────────────────────────────────────────── */
@media print {
  .site-header, .site-footer, .breadcrumb, .copy-btn, .section-toggle { display: none; }
  .prose pre { white-space: pre-wrap; }
}