/* ==========================================================================
   CyberTAFE — site.css
   Identity: deep navy + electric cyan, derived from the brand logo.
   Light + dark themes via [data-theme] on <html>; system preference honoured.
   Signature: the resource-framework matrix + code-as-artifact treatment.
   ========================================================================== */

/* ---- Brand constants (theme-independent) -------------------------------- */
:root {
  --navy-900: #06143b;
  --navy-800: #091d4f;
  --navy-700: #0f2a63;
  --navy-600: #1a569c;
  --cyan-400: #30e1fa;
  --cyan-500: #11c6e6;
  --cyan-600: #0aa6c9;
  --cyan-200: #96e4ef;

  --display: "Space Grotesk", system-ui, sans-serif;
  --body:    "Inter", system-ui, sans-serif;
  --mono:    "IBM Plex Mono", ui-monospace, "SFMono-Regular", monospace;

  --wrap: 1140px;
  --gutter: clamp(20px, 5vw, 56px);
  --radius: 14px;
  --radius-sm: 9px;
  --band: clamp(64px, 9vw, 116px);

  color-scheme: light;
}

/* ---- LIGHT theme (default) ---------------------------------------------- */
:root, :root[data-theme="light"] {
  --bg:          #eef3fa;
  --bg-soft:     #e5edf7;
  --surface:     #ffffff;
  --text:        #0c1a3d;
  --muted:       #56657f;
  --muted-2:     #7e8da6;
  --line:        #d8e2f0;
  --line-soft:   #e7edf6;

  --accent:      #0aa6c9;
  --accent-deep: #0789a8;
  --accent-bright:#11c6e6;
  --accent-soft: #ddf3f9;
  --accent-ink:  #ffffff;

  --brand:       #0a1c47;          /* deep navy: primary button, logos */
  --brand-ink:   #ffffff;

  /* Dark contrast bands (catalogue, CTA, footer, matrix) */
  --panel:       #0a1c47;
  --panel-grad:  #133472;
  --panel-text:  #eaf2fb;
  --panel-muted: #9fb3d0;
  --panel-line:  rgba(255,255,255,.12);
  --panel-accent:#4fd8f2;

  /* Qualification cards (sit on a dark band) */
  --card:        #ffffff;
  --card-text:   #0c1a3d;
  --card-line:   #e7edf6;
  --card-code:   #0a1c47;

  /* AQF tag */
  --tag-bg:      #e3f5fb;
  --tag-text:    #0789a8;

  --shadow: 0 1px 0 rgba(9,29,79,.04), 0 12px 32px -18px rgba(9,29,79,.30);
  --shadow-lift: 0 1px 0 rgba(9,29,79,.06), 0 22px 46px -22px rgba(9,29,79,.40);
  --glow: rgba(17,198,230,.16);
}

/* ---- DARK theme --------------------------------------------------------- */
:root[data-theme="dark"] {
  color-scheme: dark;

  --bg:          #060f24;
  --bg-soft:     #0a1631;
  --surface:     #0e1d40;
  --text:        #e9f1fb;
  --muted:       #99abc8;
  --muted-2:     #7589a8;
  --line:        rgba(255,255,255,.10);
  --line-soft:   rgba(255,255,255,.06);

  --accent:      #2fd2ef;
  --accent-deep: #5ce0f7;
  --accent-bright:#56e2f7;
  --accent-soft: rgba(47,210,239,.12);
  --accent-ink:  #04121f;

  --brand:       #15336e;
  --brand-ink:   #eaf2fb;

  --panel:       #0c1d46;
  --panel-grad:  #123069;
  --panel-text:  #e9f1fb;
  --panel-muted: #9fb3d0;
  --panel-line:  rgba(255,255,255,.10);
  --panel-accent:#4fd8f2;

  --card:        #0f2148;
  --card-text:   #e9f1fb;
  --card-line:   rgba(255,255,255,.08);
  --card-code:   #cfe3ff;

  --tag-bg:      rgba(79,216,242,.14);
  --tag-text:    #7fe3f5;

  --shadow: 0 1px 0 rgba(0,0,0,.2), 0 12px 32px -18px rgba(0,0,0,.6);
  --shadow-lift: 0 1px 0 rgba(0,0,0,.25), 0 22px 46px -22px rgba(0,0,0,.7);
  --glow: rgba(47,210,239,.22);
}

/* No-JS fallback: honour system dark unless an explicit light choice is set */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg:#060f24; --bg-soft:#0a1631; --surface:#0e1d40;
    --text:#e9f1fb; --muted:#99abc8; --muted-2:#7589a8;
    --line:rgba(255,255,255,.10); --line-soft:rgba(255,255,255,.06);
    --accent:#2fd2ef; --accent-deep:#5ce0f7; --accent-bright:#56e2f7;
    --accent-soft:rgba(47,210,239,.12); --accent-ink:#04121f;
    --brand:#15336e; --brand-ink:#eaf2fb;
    --panel:#0c1d46; --panel-grad:#123069; --panel-text:#e9f1fb;
    --panel-muted:#9fb3d0; --panel-line:rgba(255,255,255,.10); --panel-accent:#4fd8f2;
    --card:#0f2148; --card-text:#e9f1fb; --card-line:rgba(255,255,255,.08); --card-code:#cfe3ff;
    --tag-bg:rgba(79,216,242,.14); --tag-text:#7fe3f5;
    --shadow:0 1px 0 rgba(0,0,0,.2),0 12px 32px -18px rgba(0,0,0,.6);
    --shadow-lift:0 1px 0 rgba(0,0,0,.25),0 22px 46px -22px rgba(0,0,0,.7);
    --glow:rgba(47,210,239,.22);
  }
}

/* ---- 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(--body);
  font-size: 17px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background .3s ease, color .3s ease;
}

img, svg { display: block; max-width: 100%; }
a { color: var(--accent-deep); text-decoration: none; }
a:hover { color: var(--accent); }

h1, h2, h3, h4 { font-family: var(--display); font-weight: 600; line-height: 1.08; color: var(--text); margin: 0; letter-spacing: -.01em; }

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

.visually-hidden, .skip-link:not(:focus) {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute; left: 12px; top: 12px; z-index: 100;
  background: var(--brand); color: var(--brand-ink); padding: 10px 16px; border-radius: 8px;
}

:focus-visible { outline: 2.5px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

/* Eyebrow */
.eyebrow {
  font-family: var(--mono); font-size: .73rem; font-weight: 500;
  letter-spacing: .18em; text-transform: uppercase; color: var(--accent-deep);
  display: inline-flex; align-items: center; gap: .6em; margin: 0 0 1rem;
}
.eyebrow::before { content: ""; width: 22px; height: 1px; background: var(--accent); display: inline-block; }

/* ---- Buttons ------------------------------------------------------------ */
.btn {
  display: inline-flex; align-items: center; gap: .5em;
  font-family: var(--display); font-weight: 500; font-size: .98rem;
  padding: .82em 1.35em; border-radius: 10px; border: 1.5px solid transparent;
  cursor: pointer; transition: transform .15s ease, background .2s ease, border-color .2s ease, color .2s ease, box-shadow .2s ease;
}
.btn--primary { background: var(--accent); color: var(--accent-ink); }
.btn--primary:hover { background: var(--accent-deep); color: var(--accent-ink); transform: translateY(-1px); box-shadow: 0 8px 22px -10px var(--glow); }
.btn--ghost { background: transparent; color: var(--text); border-color: var(--line); }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent-deep); transform: translateY(-1px); }
.btn--light { background: #fff; color: var(--navy-800); }
.btn--light:hover { background: var(--cyan-200); color: var(--navy-900); transform: translateY(-1px); }
@media (prefers-reduced-motion: reduce) { .btn:hover { transform: none; } }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in srgb, var(--bg) 84%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header__inner { display: flex; align-items: center; justify-content: space-between; min-height: 70px; gap: 1rem; }

.brand { display: inline-flex; align-items: center; gap: .65rem; color: var(--text); }
.brand__logo { width: 38px; height: 38px; border-radius: 9px; box-shadow: 0 2px 10px -3px rgba(9,29,79,.4); }
.brand__word { font-family: var(--display); font-weight: 500; font-size: 1.2rem; letter-spacing: -.01em; }
.brand__word strong { font-weight: 700; color: var(--accent-deep); }
.brand--footer { color: var(--panel-text); }
.brand--footer .brand__word strong { color: var(--panel-accent); }

.site-nav { display: flex; align-items: center; gap: .35rem; }
.site-nav__list { display: flex; align-items: center; gap: 2px; list-style: none; margin: 0; padding: 0; }
.site-nav__list a {
  font-family: var(--display); font-size: .95rem; font-weight: 450; color: var(--text);
  padding: .55em .85em; border-radius: 8px; display: inline-block;
}
.site-nav__list a:hover { background: var(--bg-soft); color: var(--text); }
.site-nav__list a[aria-current="page"] { color: var(--accent-deep); }
.site-nav__cta a { color: var(--text) !important; border: 1.5px solid var(--line); margin-left: .5rem; }
.site-nav__cta a:hover { border-color: var(--accent); background: var(--accent-soft) !important; color: var(--accent-deep) !important; }

.site-nav__toggle { display: none; }

/* Theme toggle */
.theme-toggle {
  width: 38px; height: 38px; flex: none; display: grid; place-items: center;
  border-radius: 9px; border: 1.5px solid var(--line); background: var(--surface);
  color: var(--text); cursor: pointer; transition: border-color .2s ease, color .2s ease, background .2s ease;
}
.theme-toggle:hover { border-color: var(--accent); color: var(--accent-deep); }
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }
:root[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
:root[data-theme="dark"] .theme-toggle .icon-moon { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .icon-sun { display: block; }
  :root:not([data-theme="light"]) .theme-toggle .icon-moon { display: none; }
}

/* Data-source notice */
.data-notice {
  background: var(--accent-soft); border-bottom: 1px solid var(--line);
  font-size: .85rem; color: var(--accent-deep);
}
.data-notice .wrap { display: flex; align-items: center; gap: .6rem; padding-block: .6rem; }
.data-notice__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); flex: none; }
.data-notice code { font-family: var(--mono); font-size: .82em; background: var(--surface); padding: .1em .45em; border-radius: 5px; border: 1px solid var(--line); color: var(--text); }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero { position: relative; overflow: hidden; padding-block: clamp(48px, 7vw, 92px); }
.hero::before {
  content: ""; position: absolute; top: -30%; right: -10%; width: 60%; height: 120%;
  background: radial-gradient(closest-side, var(--glow), transparent 70%);
  pointer-events: none; z-index: 0;
}
.hero .wrap { position: relative; z-index: 1; }
.hero__grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.hero__title { font-size: clamp(2.4rem, 5.4vw, 4rem); line-height: 1.02; letter-spacing: -.025em; margin: 0 0 1.1rem; }
.hero__title em { font-style: normal; color: var(--accent-deep); }
.hero__lede { font-size: clamp(1.05rem, 1.6vw, 1.22rem); color: var(--muted); max-width: 32ch; margin: 0 0 1.8rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-bottom: 2.2rem; }

/* stat strip */
.statstrip { display: flex; flex-wrap: wrap; gap: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--surface); }
.statstrip__item { flex: 1 1 0; min-width: 120px; padding: 1.05rem 1.2rem; border-right: 1px solid var(--line-soft); }
.statstrip__item:last-child { border-right: 0; }
.statstrip__num { font-family: var(--mono); font-weight: 600; font-size: 1.7rem; color: var(--text); line-height: 1; letter-spacing: -.02em; }
.statstrip__num--ok { color: var(--accent-deep); font-size: 1.25rem; }
.statstrip__label { font-size: .76rem; color: var(--muted); margin-top: .45rem; text-transform: uppercase; letter-spacing: .05em; }

/* Hero signature: resource-framework matrix */
.matrix-panel {
  background: linear-gradient(155deg, var(--panel-grad), var(--panel));
  color: var(--panel-text); border-radius: var(--radius);
  padding: 1.4rem; box-shadow: var(--shadow-lift); position: relative;
  border: 1px solid var(--panel-line);
}
.matrix-panel__head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 1.1rem; }
.matrix-panel__title { font-family: var(--mono); font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--panel-muted); }
.matrix-panel__pc { font-family: var(--mono); font-size: .72rem; color: var(--panel-accent); }
.matrix { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.matrix__cat { display: flex; flex-direction: column; gap: 6px; }
.matrix__cat-head { font-family: var(--mono); font-size: .72rem; letter-spacing: .04em; color: var(--panel-text); padding-bottom: 2px; display: flex; align-items: center; gap: 5px; opacity: .85; }
.matrix__cat-letter { width: 17px; height: 17px; border-radius: 4px; background: var(--panel-line); color: var(--panel-text); display: grid; place-items: center; font-weight: 600; font-size: .68rem; flex: none; }
.matrix__cell {
  background: rgba(255,255,255,.045); border: 1px solid var(--panel-line); border-radius: 7px;
  padding: .5rem .55rem; font-size: .72rem; color: var(--panel-muted);
  display: flex; align-items: center; gap: .4rem; min-height: 38px;
  transition: background .2s ease, border-color .2s ease, color .2s ease;
}
.matrix__cell:hover { background: rgba(79,216,242,.14); border-color: rgba(79,216,242,.45); color: var(--panel-text); }
.matrix__cell svg { color: var(--panel-accent); flex: none; }
.matrix-panel__foot { margin-top: 1.1rem; padding-top: 1rem; border-top: 1px solid var(--panel-line); font-size: .78rem; color: var(--panel-muted); display: flex; align-items: center; gap: .5rem; }
.matrix-panel__foot strong { color: var(--panel-text); font-weight: 600; }

/* ==========================================================================
   Pipeline
   ========================================================================== */
.pipeline { padding-block: var(--band); background: var(--bg); border-top: 1px solid var(--line); }
.pipeline__head { max-width: 52ch; margin-bottom: 2.6rem; }
.pipeline__head h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); }
.pipeline__track { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; counter-reset: step; }
.pipeline__step { position: relative; padding: 1.4rem 1.2rem 1.4rem 0; }
.pipeline__step::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  font-family: var(--mono); font-size: .82rem; color: var(--accent-deep); font-weight: 600;
  display: block; margin-bottom: .9rem;
}
.pipeline__step::after {
  content: ""; position: absolute; top: 1.55rem; left: 2.1rem; right: -.5rem; height: 1px;
  background: linear-gradient(to right, var(--line) 60%, transparent);
}
.pipeline__step:last-child::after { display: none; }
.pipeline__step h3 { font-size: 1.06rem; margin-bottom: .35rem; }
.pipeline__step p { font-size: .9rem; color: var(--muted); margin: 0; padding-right: .8rem; }
.pipeline__step .dot { position: absolute; top: 1.33rem; left: 0; width: 9px; height: 9px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }

/* ==========================================================================
   Catalogue (dark band)
   ========================================================================== */
.catalogue { padding-block: var(--band); background: var(--panel); color: var(--panel-text); }
.catalogue__head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 1.5rem; margin-bottom: 2rem; }
.catalogue__head h2 { color: var(--panel-text); font-size: clamp(1.7rem, 3vw, 2.3rem); }
.catalogue__head p { color: var(--panel-muted); margin: .5rem 0 0; max-width: 46ch; }
.catalogue__live { font-family: var(--mono); font-size: .74rem; letter-spacing: .1em; text-transform: uppercase; color: var(--panel-accent); display: inline-flex; align-items: center; gap: .5rem; }
.catalogue__live .pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--panel-accent); box-shadow: 0 0 0 0 rgba(79,216,242,.6); animation: pulse 2.4s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(79,216,242,.55);} 70% { box-shadow: 0 0 0 8px rgba(79,216,242,0);} 100% { box-shadow: 0 0 0 0 rgba(79,216,242,0);} }
@media (prefers-reduced-motion: reduce) { .catalogue__live .pulse { animation: none; } }

.cat-controls { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; justify-content: space-between; margin-bottom: 1.6rem; }
.cat-filters { display: flex; flex-wrap: wrap; gap: .5rem; }
.cat-filter {
  font-family: var(--mono); font-size: .78rem; font-weight: 500;
  padding: .42em .85em; border-radius: 8px; cursor: pointer;
  background: rgba(255,255,255,.05); color: var(--panel-muted); border: 1px solid var(--panel-line);
  transition: background .18s ease, color .18s ease, border-color .18s ease;
}
.cat-filter:hover { background: rgba(255,255,255,.1); color: var(--panel-text); }
.cat-filter[aria-pressed="true"] { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.cat-search { position: relative; }
.cat-search input {
  font-family: var(--body); font-size: .9rem; color: var(--panel-text); width: 230px; max-width: 60vw;
  background: rgba(255,255,255,.06); border: 1px solid var(--panel-line);
  padding: .6em .9em .6em 2.2em; border-radius: 9px;
}
.cat-search input::placeholder { color: var(--panel-muted); opacity: .7; }
.cat-search input:focus { outline: 2px solid var(--accent); outline-offset: 1px; background: rgba(255,255,255,.1); }
.cat-search svg { position: absolute; left: .75em; top: 50%; transform: translateY(-50%); color: var(--panel-muted); pointer-events: none; }

.qual-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }

.qual-card {
  display: flex; flex-direction: column; gap: .85rem;
  background: var(--card); color: var(--card-text); border-radius: var(--radius);
  padding: 1.25rem 1.3rem 1.15rem; text-decoration: none;
  border: 1px solid var(--card-line); transition: transform .16s ease, box-shadow .2s ease, border-color .2s ease;
  position: relative; overflow: hidden;
}
.qual-card::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 3px; background: var(--accent); opacity: 0; transition: opacity .2s ease; }
.qual-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lift); color: var(--card-text); border-color: rgba(47,210,239,.4); }
.qual-card:hover::before { opacity: 1; }
@media (prefers-reduced-motion: reduce) { .qual-card:hover { transform: none; } }

.qual-card__top { display: flex; align-items: center; justify-content: space-between; gap: .6rem; }
.qual-card__code { font-family: var(--mono); font-weight: 600; font-size: 1.02rem; color: var(--card-code); letter-spacing: -.01em; }
.qual-card__aqf { font-family: var(--mono); font-size: .68rem; font-weight: 600; color: var(--tag-text); background: var(--tag-bg); padding: .25em .55em; border-radius: 6px; letter-spacing: .03em; white-space: nowrap; }
.qual-card__title { font-family: var(--display); font-size: 1.12rem; font-weight: 600; line-height: 1.2; color: var(--card-text); margin: 0; }
.qual-card__kind { font-size: .76rem; color: var(--accent-deep); font-weight: 500; }
.qual-card__pkg { font-size: .82rem; color: var(--muted); margin: 0; display: flex; align-items: baseline; gap: .45rem; }
.qual-card__pkg-code { font-family: var(--mono); font-weight: 600; color: var(--card-text); font-size: .78rem; }
.qual-card__foot { margin-top: auto; padding-top: .9rem; border-top: 1px solid var(--card-line); display: flex; align-items: center; justify-content: space-between; }
.qual-card__units { font-family: var(--mono); font-size: .8rem; color: var(--muted); }
.qual-card__units strong { color: var(--card-text); font-weight: 600; }
.qual-card__go { font-size: .82rem; color: var(--accent-deep); font-weight: 500; display: inline-flex; align-items: center; gap: .3rem; transition: gap .18s ease; }
.qual-card:hover .qual-card__go { gap: .55rem; }

.cat-empty { text-align: center; padding: 3rem 1rem; color: var(--panel-muted); }
.cat-empty[hidden] { display: none; }

/* ==========================================================================
   Features
   ========================================================================== */
.features { padding-block: var(--band); background: var(--bg); }
.features__head { max-width: 54ch; margin-bottom: 2.6rem; }
.features__head h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); }
.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.feature { background: var(--surface); padding: 1.7rem 1.5rem; transition: background .2s ease; }
.feature:hover { background: var(--bg-soft); }
.feature__icon { width: 40px; height: 40px; border-radius: 10px; background: var(--accent-soft); color: var(--accent-deep); display: grid; place-items: center; margin-bottom: 1.1rem; }
.feature h3 { font-size: 1.12rem; margin-bottom: .5rem; }
.feature p { font-size: .92rem; color: var(--muted); margin: 0; }
.feature__tag { font-family: var(--mono); font-size: .68rem; color: var(--muted-2); letter-spacing: .08em; text-transform: uppercase; margin-top: .9rem; display: block; }

/* ==========================================================================
   CTA band
   ========================================================================== */
.cta-band { padding-block: var(--band); background: var(--bg-soft); border-top: 1px solid var(--line); }
.cta-band__inner { background: linear-gradient(155deg, var(--panel-grad), var(--panel)); border: 1px solid var(--panel-line); border-radius: calc(var(--radius) + 4px); padding: clamp(2.2rem, 5vw, 3.6rem); text-align: center; position: relative; overflow: hidden; }
.cta-band__inner::after { content: ""; position: absolute; inset: 0; background: radial-gradient(120% 100% at 50% 0%, var(--glow), transparent 60%); pointer-events: none; }
.cta-band h2 { color: var(--panel-text); font-size: clamp(1.8rem, 3.4vw, 2.6rem); margin-bottom: .9rem; position: relative; }
.cta-band p { color: var(--panel-muted); max-width: 48ch; margin: 0 auto 1.8rem; position: relative; }
.cta-band__actions { display: flex; gap: .8rem; justify-content: center; flex-wrap: wrap; position: relative; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { background: var(--panel); color: var(--panel-muted); padding-top: clamp(48px, 7vw, 80px); border-top: 1px solid var(--panel-line); }
.site-footer__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 2.5rem; padding-bottom: 2.8rem; }
.brand--footer .brand__logo { width: 32px; height: 32px; }
.site-footer__tagline { font-size: .92rem; color: var(--panel-muted); max-width: 36ch; margin: 1.1rem 0 1.3rem; }
.badge-row { display: flex; flex-wrap: wrap; gap: .5rem; list-style: none; padding: 0; margin: 0; }
.badge-row li { font-family: var(--mono); font-size: .7rem; letter-spacing: .04em; color: var(--panel-muted); border: 1px solid var(--panel-line); padding: .3em .65em; border-radius: 6px; }
.site-footer__heading { font-family: var(--mono); font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--panel-muted); margin: 0 0 1rem; font-weight: 500; opacity: .8; }
.site-footer__col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: .6rem; }
.site-footer__col a { color: var(--panel-muted); font-size: .92rem; }
.site-footer__col a:hover { color: var(--panel-text); }
.site-footer__base { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; padding-block: 1.6rem; border-top: 1px solid var(--panel-line); font-size: .84rem; color: var(--panel-muted); }
.site-footer__base p { margin: 0; }
.site-footer__meta { font-family: var(--mono); font-size: .78rem; }

/* ==========================================================================
   Generic content pages
   ========================================================================== */
.page-hero { padding-block: clamp(48px, 7vw, 84px) clamp(28px, 4vw, 44px); border-bottom: 1px solid var(--line); position: relative; overflow: hidden; }
.page-hero::before { content: ""; position: absolute; top: -40%; right: -5%; width: 45%; height: 140%; background: radial-gradient(closest-side, var(--glow), transparent 70%); pointer-events: none; }
.page-hero .wrap { position: relative; }
.page-hero h1 { font-size: clamp(2.1rem, 4.4vw, 3.2rem); letter-spacing: -.02em; margin-bottom: .9rem; }
.page-hero p { font-size: clamp(1.05rem, 1.6vw, 1.2rem); color: var(--muted); max-width: 56ch; margin: 0; }

.prose { padding-block: var(--band); background: var(--bg); }
.prose__inner { max-width: 720px; }
.prose h2 { font-size: 1.5rem; margin: 2.4rem 0 .8rem; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { font-size: 1.15rem; margin: 1.8rem 0 .5rem; }
.prose p { color: var(--text); margin: 0 0 1.1rem; }
.prose ul { margin: 0 0 1.3rem; padding-left: 0; list-style: none; }
.prose li { position: relative; padding-left: 1.6rem; margin-bottom: .65rem; color: var(--text); }
.prose li::before { content: ""; position: absolute; left: 0; top: .62em; width: 7px; height: 7px; border-radius: 2px; background: var(--accent); }
.prose strong { color: var(--text); }

.detail-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem; margin: 1.5rem 0; box-shadow: var(--shadow); }
.kv { display: grid; grid-template-columns: auto 1fr; gap: .6rem 1.4rem; font-size: .94rem; }
.kv dt { font-family: var(--mono); font-size: .78rem; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; align-self: center; }
.kv dd { margin: 0; color: var(--text); font-weight: 500; }

.form-grid { display: grid; gap: 1.1rem; max-width: 560px; }
.field label { display: block; font-family: var(--display); font-size: .9rem; font-weight: 500; color: var(--text); margin-bottom: .4rem; }
.field input, .field textarea, .field select {
  width: 100%; font-family: var(--body); font-size: 1rem; color: var(--text);
  padding: .75em .9em; border: 1.5px solid var(--line); border-radius: 9px; background: var(--surface);
  transition: border-color .18s ease;
}
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--accent); outline: none; }
.field textarea { resize: vertical; min-height: 130px; }
.form-note { font-size: .85rem; color: var(--muted); }

.crumb { font-family: var(--mono); font-size: .8rem; color: var(--muted); margin-bottom: 1.2rem; display: flex; gap: .5rem; align-items: center; }
.crumb a { color: var(--muted); }
.crumb a:hover { color: var(--accent-deep); }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__media { order: -1; }
  .site-footer__grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .pipeline__track { grid-template-columns: repeat(2, 1fr); gap: 1.4rem 1rem; }
  .pipeline__step::after { display: none; }
  .pipeline__step { padding: 0; }
}

@media (max-width: 720px) {
  .site-nav__toggle {
    display: inline-flex; flex-direction: column; gap: 5px; background: none; border: 0;
    cursor: pointer; padding: 10px; margin-right: -10px;
  }
  .site-nav__toggle-bar, .site-nav__toggle-bar::before, .site-nav__toggle-bar::after {
    content: ""; display: block; width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: transform .2s ease, opacity .2s ease;
  }
  .site-nav__toggle-bar::before { transform: translateY(-7px); }
  .site-nav__toggle-bar::after { transform: translateY(5px); }
  .site-nav__toggle[aria-expanded="true"] .site-nav__toggle-bar { background: transparent; }
  .site-nav__toggle[aria-expanded="true"] .site-nav__toggle-bar::before { transform: rotate(45deg); }
  .site-nav__toggle[aria-expanded="true"] .site-nav__toggle-bar::after { transform: rotate(-45deg); }

  .site-nav__list {
    position: fixed; inset: 70px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0;
    background: var(--bg); border-bottom: 1px solid var(--line); padding: .5rem var(--gutter) 1.2rem;
    box-shadow: var(--shadow); transform: translateY(-8px); opacity: 0; pointer-events: none;
    transition: transform .2s ease, opacity .2s ease;
  }
  .site-nav__list.is-open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .site-nav__list a { padding: .85em .4em; border-radius: 8px; font-size: 1.02rem; }
  .site-nav__cta a { margin-left: 0; margin-top: .5rem; text-align: center; }

  .pipeline__track { grid-template-columns: 1fr; }
  .site-footer__grid { grid-template-columns: 1fr; }
  .statstrip__item { flex-basis: 50%; }
  .matrix { grid-template-columns: repeat(2, 1fr); }
  .cat-controls { flex-direction: column; align-items: stretch; }
  .cat-search input { width: 100%; max-width: none; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}
