/* =========================================================================
   VOCC RESILIENCE FOUNDATION
   Design system — "The Protective Lattice"
   Dark midnight base · cool systems light · gold as the immunity signal
   Type: Barlow Semi Condensed (display) / Inter (text) / IBM Plex Mono (index)
   ========================================================================= */

/* ----------  TOKENS  ---------- */
:root {
  /* brand — sampled from the VOCC ring mark */
  --ink:        #0b1a26;
  --ink-2:      #0f2534;
  --navy:       #16324b;
  --blue:       #23577f;
  --sky:        #7db0d4;
  --gold:       #e7b33f;
  --gold-deep:  #c9932a;
  --terra:      #c25a2e;
  --green:      #4f8f4a;

  /* neutrals — deliberately cool, never cream */
  --paper:      #f6f8f8;
  --light:      #eceff0;
  --light-2:    #e0e5e7;
  --line-light: #d3dbde;
  --line-dark:  rgba(233,238,241,.14);

  --text:       #0b1a26;
  --text-dim:   #45585f;
  --on-dark:    #e9eef1;
  --on-dark-dim:#9db0bd;

  /* type scale */
  --step--1: clamp(0.80rem, 0.78rem + 0.10vw, 0.88rem);
  --step-0:  clamp(1.00rem, 0.96rem + 0.18vw, 1.08rem);
  --step-1:  clamp(1.18rem, 1.10rem + 0.45vw, 1.40rem);
  --step-2:  clamp(1.50rem, 1.30rem + 1.00vw, 2.05rem);
  --step-3:  clamp(2.00rem, 1.60rem + 2.00vw, 3.05rem);
  --step-4:  clamp(2.55rem, 1.85rem + 3.40vw, 4.60rem);
  --step-5:  clamp(3.00rem, 2.00rem + 5.00vw, 6.00rem);

  --shell: 1280px;
  --gutter: clamp(1.15rem, 0.6rem + 2.6vw, 3.25rem);
  --radius: 3px;

  --ease: cubic-bezier(.2, .7, .2, 1);
}

/* ----------  RESET  ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: var(--step-0);
  line-height: 1.62;
  font-feature-settings: "ss01", "cv05", "tnum" 0;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
h1, h2, h3, h4 {
  font-family: "Barlow Semi Condensed", "Barlow", sans-serif;
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -0.015em;
  margin: 0;
  text-wrap: balance;
}
p { margin: 0 0 1.1em; text-wrap: pretty; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button { font: inherit; color: inherit; cursor: pointer; }
ul { margin: 0; padding: 0; list-style: none; }

/* ----------  UTILITIES  ---------- */
.shell { width: min(100% - (var(--gutter) * 2), var(--shell)); margin-inline: auto; }
.shell--wide { --shell: 1500px; }
.shell--narrow { --shell: 940px; }

.eyebrow {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: var(--step--1);
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold-deep);
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}
.eyebrow::before {
  content: "";
  width: 1.9rem;
  height: 1px;
  background: currentColor;
  opacity: .8;
}
section .eyebrow { margin-bottom: 1.4rem; }

.lede { font-size: var(--step-1); line-height: 1.5; color: var(--text-dim); }
.dark .lede { color: var(--on-dark-dim); }

.btn {
  --bg: var(--gold);
  --fg: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.92rem 1.5rem;
  background: var(--bg);
  color: var(--fg);
  font-weight: 600;
  font-size: var(--step--1);
  letter-spacing: 0.02em;
  border: 1px solid var(--bg);
  border-radius: var(--radius);
  transition: transform .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn .arw { transition: transform .25s var(--ease); }
.btn:hover .arw { transform: translateX(3px); }
.btn--ghost {
  --bg: transparent;
  --fg: var(--on-dark);
  border-color: var(--line-dark);
}
.dark .btn--ghost:hover { border-color: var(--on-dark); background: rgba(233,238,241,.06); }
.btn--dark { --bg: var(--ink); --fg: var(--on-dark); border-color: var(--ink); }

.link-underline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: var(--step--1);
  letter-spacing: 0.03em;
  padding-bottom: 3px;
  background: linear-gradient(currentColor, currentColor) 0 100% / 0 1px no-repeat;
  transition: background-size .35s var(--ease);
}
.link-underline:hover { background-size: 100% 1px; }
.link-underline .arw { transition: transform .25s var(--ease); }
.link-underline:hover .arw { transform: translateX(3px); }

/* section rhythm */
.section { padding-block: clamp(4.5rem, 3rem + 7vw, 9rem); }
.section--tight { padding-block: clamp(3rem, 2rem + 4vw, 5rem); }
.dark { background: var(--ink); color: var(--on-dark); }
.dark h1, .dark h2, .dark h3 { color: #fff; }

/* ----------  HEADER  ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  display: flex;
  align-items: center;
  padding: 1.1rem 0;
  transition: background .4s var(--ease), border-color .4s var(--ease), padding .3s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header .shell { display: flex; align-items: center; gap: 2rem; }
.site-header.is-scrolled {
  background: color-mix(in srgb, var(--ink) 92%, transparent);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom-color: var(--line-dark);
  padding: 0.7rem 0;
}
.brand { display: flex; align-items: center; gap: 0.75rem; flex-shrink: 0; }
.brand__mark { width: 40px; height: 40px; }
.brand__text {
  font-family: "Barlow Semi Condensed", sans-serif;
  font-weight: 700;
  font-size: 1.12rem;
  letter-spacing: 0.02em;
  line-height: 1;
  color: #fff;
}
.brand__text span {
  display: block;
  font-size: 0.60rem;
  letter-spacing: 0.34em;
  font-weight: 500;
  color: var(--on-dark-dim);
  margin-top: 3px;
}
.primary-nav { margin-left: auto; }
.primary-nav ul { display: flex; gap: 1.15rem; align-items: center; }
.primary-nav a {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  white-space: nowrap;
  color: var(--on-dark-dim);
  padding: 0.4rem 0;
  position: relative;
  transition: color .25s var(--ease);
}
.primary-nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1px;
  background: var(--gold);
  transition: width .3s var(--ease);
}
.primary-nav a:hover { color: #fff; }
.primary-nav a:hover::after { width: 100%; }
.header-cta { flex-shrink: 0; }

.nav-toggle { display: none; }

/* ----------  HERO  ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: safe center;
  background: radial-gradient(120% 90% at 78% 15%, var(--ink-2) 0%, var(--ink) 55%);
  color: var(--on-dark);
  overflow: hidden;
  padding-block: clamp(6.5rem, 5rem + 5vw, 8.5rem) clamp(3.5rem, 2.5rem + 3vw, 5rem);
}
.hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .2;
  z-index: 0;
  filter: brightness(.8) saturate(.92);
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 55%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 55%);
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: linear-gradient(100deg, var(--ink) 0%, rgba(11,26,38,.82) 34%, rgba(11,26,38,.32) 62%, rgba(11,26,38,.5) 100%);
}
.hero__grid {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image:
    linear-gradient(var(--line-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-dark) 1px, transparent 1px);
  background-size: clamp(60px, 7vw, 96px) clamp(60px, 7vw, 96px);
  -webkit-mask-image: radial-gradient(80% 80% at 30% 40%, #000 0%, transparent 75%);
  mask-image: radial-gradient(80% 80% at 30% 40%, #000 0%, transparent 75%);
  opacity: .5;
}
.hero__lattice {
  position: absolute;
  right: -4vw;
  top: 50%;
  translate: 0 -50%;
  width: min(600px, 44vw);
  aspect-ratio: 1;
  z-index: 3;
  opacity: .5;
  -webkit-mask-image: radial-gradient(closest-side, #000 62%, transparent 100%);
  mask-image: radial-gradient(closest-side, #000 62%, transparent 100%);
  pointer-events: none;
  will-change: transform;
}
.hero .shell { position: relative; z-index: 4; }
.hero__inner { max-width: 60ch; }
.hero h1 {
  font-size: var(--step-5);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 1.6rem 0 1.4rem;
}
.hero h1 .accent { color: var(--gold); }
.hero__sub { font-size: var(--step-1); color: var(--on-dark-dim); max-width: 46ch; margin-bottom: 2.4rem; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 0.9rem; }
.hero__scroll {
  position: absolute;
  left: var(--gutter);
  bottom: 2rem;
  z-index: 4;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--on-dark-dim);
  display: flex;
  align-items: center;
  gap: 0.7rem;
}
.hero__scroll span {
  width: 1px; height: 46px;
  background: linear-gradient(var(--gold), transparent);
  animation: scrollcue 2.4s var(--ease) infinite;
  transform-origin: top;
}
@keyframes scrollcue { 0%,100% { scale: 1 .3; opacity: .4; } 50% { scale: 1 1; opacity: 1; } }

/* lattice ring animation */
.hero__lattice circle { fill: none; stroke-width: 1.25; }
.hero__lattice .ring {
  stroke-dasharray: 1 1;
  pathLength: 1;
  stroke-dashoffset: 1;
  animation: draw 2.2s var(--ease) forwards;
}
.hero__lattice .spin { transform-origin: 50% 50%; animation: spin 60s linear infinite; }
.hero__lattice .spin-rev { transform-origin: 50% 50%; animation: spin 90s linear infinite reverse; }
.hero__lattice .node { fill: var(--gold); opacity: 0; animation: pop .6s var(--ease) forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pop { to { opacity: 1; } }

/* ----------  MANTRA TRIAD  ---------- */
.mantra {
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
}
.mantra .shell { display: grid; grid-template-columns: repeat(3, 1fr); }
.mantra__item { padding: 2.4rem 2rem; border-left: 1px solid var(--line-dark); }
.mantra__item:first-child { border-left: 0; padding-left: 0; }
.mantra__item p {
  font-family: "Barlow Semi Condensed", sans-serif;
  font-size: var(--step-1);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: #fff;
  margin: 0;
}
.mantra__item small {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  color: var(--gold-deep);
  display: block;
  margin-bottom: 0.9rem;
}

/* ----------  DEFINITION / EDITORIAL BLOCK  ---------- */
.define__head { max-width: 22ch; font-size: var(--step-3); margin-bottom: 2.6rem; }
.define__cols { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(2rem, 1rem + 5vw, 6rem); align-items: start; }
.define__cols .lede { margin-bottom: 1.4rem; }
.pull {
  border-left: 2px solid var(--gold);
  padding: 0.4rem 0 0.4rem 1.6rem;
  margin: 2.2rem 0 0;
  font-family: "Barlow Semi Condensed", sans-serif;
  font-size: var(--step-2);
  font-weight: 600;
  line-height: 1.12;
  color: var(--navy);
  letter-spacing: -0.015em;
}
.dark .pull { color: #fff; }

/* ----------  FOCUS AREAS — indexed register  ---------- */
.focus__list { border-top: 1px solid var(--line-dark); margin-top: 3rem; }
.focus__row {
  display: grid;
  grid-template-columns: 5rem 1fr 1.4fr;
  gap: 2rem;
  align-items: baseline;
  padding: 2rem 0;
  border-bottom: 1px solid var(--line-dark);
  transition: padding-left .35s var(--ease);
}
.focus__row:hover { padding-left: 1rem; }
.focus__num {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.85rem;
  color: var(--on-dark-dim);
}
.focus__row[data-c="prevention"] .focus__num { color: var(--terra); }
.focus__row[data-c="education"]  .focus__num { color: var(--sky); }
.focus__row[data-c="leadership"] .focus__num { color: var(--gold); }
.focus__row[data-c="research"]   .focus__num { color: var(--green); }
.focus__row[data-c="partners"]   .focus__num { color: var(--blue); }
.focus__name { font-family: "Barlow Semi Condensed", sans-serif; font-size: var(--step-2); font-weight: 600; color: #fff; }
.focus__desc { color: var(--on-dark-dim); font-size: var(--step-0); }

/* ----------  PROGRAMMES  ---------- */
.prog__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 3.5rem; }
.prog {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease);
}
.prog:hover { transform: translateY(-6px); box-shadow: 0 30px 60px -30px rgba(11,26,38,.35); }
.prog__media {
  aspect-ratio: 4 / 3;
  position: relative;
  background: linear-gradient(135deg, var(--navy), var(--blue));
  overflow: hidden;
}
.prog__media img { width: 100%; height: 100%; object-fit: cover; }
.prog__media::after {
  content: attr(data-tag);
  position: absolute;
  left: 1rem; top: 1rem;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #fff;
  background: rgba(11,26,38,.55);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  padding: 0.35rem 0.6rem;
  border-radius: 2px;
}
.prog__body { padding: 1.7rem 1.6rem 1.9rem; display: flex; flex-direction: column; flex: 1; }
.prog__body h3 { font-size: var(--step-2); margin-bottom: 0.5rem; }
.prog__body .kicker { font-size: 0.9rem; color: var(--gold-deep); font-weight: 600; margin-bottom: 0.9rem; }
.prog__body p { color: var(--text-dim); font-size: 0.95rem; }
.prog__body .link-underline { margin-top: auto; color: var(--navy); }

/* ----------  CONTINUUM  ---------- */
.continuum { background: var(--ink-2); }
.continuum__track {
  display: flex;
  gap: 0;
  margin-top: 3.5rem;
  counter-reset: step;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 1rem;
  -ms-overflow-style: none;
  scrollbar-width: thin;
}
.continuum__step {
  flex: 1 0 clamp(160px, 20vw, 220px);
  scroll-snap-align: start;
  padding: 1.6rem 1.4rem 1.6rem 0;
  border-top: 2px solid var(--line-dark);
  position: relative;
}
.continuum__step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  color: var(--gold-deep);
}
.continuum__step::after {
  content: "";
  position: absolute;
  top: -6px; left: 0;
  width: 10px; height: 10px;
  background: var(--ink-2);
  border: 2px solid var(--sky);
  border-radius: 50%;
}
.continuum__step:last-child::after { background: var(--gold); border-color: var(--gold); }
.continuum__step h4 { font-size: var(--step-1); color: #fff; margin: 0.7rem 0 0.4rem; }
.continuum__step p { font-size: 0.85rem; color: var(--on-dark-dim); margin: 0; }
.continuum__note { margin-top: 1.5rem; font-family: "IBM Plex Mono", monospace; font-size: 0.75rem; letter-spacing: 0.1em; color: var(--on-dark-dim); }

/* ----------  PROTECTIVE FACTORS  ---------- */
.factors__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  margin-top: 3rem;
  border-top: 1px solid var(--line-light);
}
.factor {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: 1.2rem;
  padding: 1.7rem 1.6rem 1.7rem 0;
  border-bottom: 1px solid var(--line-light);
}
.factor:nth-child(odd) { border-right: 1px solid var(--line-light); padding-right: 2.4rem; }
.factor:nth-child(even) { padding-left: 2.4rem; }
.factor__num {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.8rem;
  color: var(--gold-deep);
  padding-top: 0.4rem;
}
.factor h4 { font-size: var(--step-1); color: var(--navy); margin-bottom: 0.35rem; }
.factor p { font-size: 0.9rem; color: var(--text-dim); margin: 0; }

/* ----------  MEASUREMENT PANEL  ---------- */
.instruments { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: 3rem; background: var(--line-dark); border: 1px solid var(--line-dark); }
.instrument { background: var(--ink); padding: 1.8rem 1.5rem; }
.instrument__code {
  font-family: "IBM Plex Mono", monospace;
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--gold);
  letter-spacing: 0.02em;
}
.instrument h4 { font-size: var(--step-0); color: #fff; margin: 0.9rem 0 0.5rem; letter-spacing: 0; font-family: "Inter", sans-serif; font-weight: 600; }
.instrument p { font-size: 0.83rem; color: var(--on-dark-dim); margin: 0; }

/* ----------  BLUEPRINT BAND  ---------- */
.blueprint { background: linear-gradient(120deg, var(--navy) 0%, var(--ink) 70%); color: var(--on-dark); position: relative; overflow: hidden; }
.blueprint .shell { display: grid; grid-template-columns: 1fr auto; gap: 3rem; align-items: center; position: relative; z-index: 2; }
.blueprint h2 { font-size: var(--step-3); margin-bottom: 1rem; }
.blueprint p { color: var(--on-dark-dim); max-width: 52ch; margin-bottom: 0; }
.blueprint__doc {
  width: clamp(160px, 20vw, 240px);
  aspect-ratio: 3 / 4;
  background: linear-gradient(160deg, #fff, #d9e2e6);
  border-radius: 2px;
  box-shadow: 0 40px 80px -30px rgba(0,0,0,.6);
  transform: rotate(4deg);
  position: relative;
  transition: transform .5s var(--ease);
}
.blueprint__doc::before {
  content: "COMMUNITY\A IMMUNITY\A BLUEPRINT";
  white-space: pre;
  position: absolute;
  left: 1.4rem; bottom: 1.6rem;
  font-family: "Barlow Semi Condensed", sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1.05;
  color: var(--navy);
}
.blueprint__doc::after {
  content: "";
  position: absolute; left: 1.4rem; top: 1.6rem;
  width: 34px; height: 34px;
  border: 2px solid var(--gold-deep);
  border-radius: 50%;
}
.blueprint:hover .blueprint__doc { transform: rotate(0deg) translateY(-6px); }

/* ----------  GET INVOLVED  ---------- */
.involve__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line-light); border: 1px solid var(--line-light); margin-top: 3rem; }
.involve__item { background: var(--paper); padding: 1.9rem 1.6rem; transition: background .3s var(--ease); }
.involve__item:hover { background: #fff; }
.involve__item h4 { font-size: var(--step-1); color: var(--navy); margin-bottom: 0.5rem; }
.involve__item p { font-size: 0.88rem; color: var(--text-dim); margin: 0 0 1rem; }

/* ----------  FOOTER  ---------- */
.site-footer { background: var(--ink); color: var(--on-dark-dim); padding-block: clamp(4rem, 3rem + 4vw, 6rem) 2.5rem; }
.footer__top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 2.5rem; }
.footer__brand .brand__text { margin-bottom: 1.2rem; }
.footer__brand p { font-size: 0.9rem; max-width: 34ch; }
.site-footer h5 {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--on-dark);
  margin: 0 0 1.2rem;
  font-weight: 500;
}
.site-footer li { margin-bottom: 0.7rem; }
.site-footer a:hover { color: #fff; }
.footer__news form { display: flex; border: 1px solid var(--line-dark); border-radius: var(--radius); overflow: hidden; margin-top: 0.4rem; }
.footer__news input { flex: 1; background: transparent; border: 0; padding: 0.8rem 1rem; color: #fff; font: inherit; font-size: 0.85rem; }
.footer__news input::placeholder { color: var(--on-dark-dim); }
.footer__news button { background: var(--gold); color: var(--ink); border: 0; padding: 0 1.1rem; font-weight: 600; font-size: 0.8rem; }
.footer__bottom {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-top: 3.5rem;
  padding-top: 1.8rem;
  border-top: 1px solid var(--line-dark);
  font-size: 0.78rem;
}
.footer__bottom .socials { display: flex; gap: 1.2rem; }

/* ----------  REVEAL ANIMATION  ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }

/* ----------  RESPONSIVE  ---------- */
@media (max-width: 1180px) {
  .primary-nav, .header-cta { display: none; }
  .primary-nav.is-open {
    display: block;
    position: fixed;
    inset: 62px 0 0 0;
    background: var(--ink);
    padding: 2rem var(--gutter);
    overflow-y: auto;
  }
  .primary-nav.is-open ul { flex-direction: column; align-items: flex-start; gap: 0.4rem; }
  .primary-nav.is-open a { font-size: 1.4rem; font-family: "Barlow Semi Condensed", sans-serif; padding: 0.6rem 0; white-space: normal; }
  .nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    margin-left: auto;
    width: 34px;
    padding: 6px 4px;
    background: none;
    border: 0;
  }
  .nav-toggle span { height: 2px; background: #fff; transition: transform .3s var(--ease), opacity .3s var(--ease); }
  .nav-toggle.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.is-active span:nth-child(2) { opacity: 0; }
  .nav-toggle.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}
@media (max-width: 1080px) {
  .define__cols { grid-template-columns: 1fr; }
  .prog__grid { grid-template-columns: 1fr 1fr; }
  .instruments { grid-template-columns: 1fr 1fr; }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .mantra .shell { grid-template-columns: 1fr; }
  .mantra__item { border-left: 0; padding-left: 0; border-top: 1px solid var(--line-dark); }
  .mantra__item:first-child { border-top: 0; }
}
@media (max-width: 820px) {
  .hero__lattice { opacity: .3; width: min(600px, 82vw); right: -22vw; }
  .focus__row { grid-template-columns: 3rem 1fr; }
  .focus__desc { grid-column: 2; }
  .prog__grid { grid-template-columns: 1fr; }
  .factors__grid { grid-template-columns: 1fr; }
  .factor:nth-child(odd) { border-right: 0; padding-right: 1.4rem; }
  .factor:nth-child(even) { padding-left: 0; }
  .instruments { grid-template-columns: 1fr; }
  .blueprint .shell { grid-template-columns: 1fr; }
  .blueprint__doc { justify-self: start; }
  .involve__grid { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; }
}

/* ----------  MOTION SAFETY  ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
  .hero__lattice { display: none; }
}

/* =========================================================================
   INTERIOR PAGES
   ========================================================================= */

/* active nav item */
.primary-nav a[aria-current="page"] { color: #fff; }
.primary-nav a[aria-current="page"]::after { width: 100%; }

/* ----------  PAGE HERO  ---------- */
.page-hero {
  position: relative;
  background: radial-gradient(120% 140% at 85% 0%, var(--ink-2) 0%, var(--ink) 60%);
  color: var(--on-dark);
  padding: clamp(8rem, 6rem + 8vw, 12rem) 0 clamp(3.5rem, 2rem + 5vw, 6rem);
  overflow: hidden;
  border-bottom: 1px solid var(--line-dark);
}
.page-hero__arc {
  position: absolute;
  right: -8vw; top: -14vw;
  width: min(620px, 62vw);
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid var(--line-dark);
  pointer-events: none;
}
.page-hero__arc::before,
.page-hero__arc::after {
  content: "";
  position: absolute;
  inset: 14%;
  border-radius: 50%;
  border: 1px solid var(--line-dark);
}
.page-hero__arc::after { inset: 32%; border-color: rgba(231,179,63,.35); }
.page-hero .shell { position: relative; z-index: 2; }
.page-hero h1 {
  font-size: var(--step-4);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 1.4rem 0 1.2rem;
  max-width: 20ch;
}
.page-hero p { font-size: var(--step-1); color: var(--on-dark-dim); max-width: 56ch; margin: 0; }
.breadcrumb {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--on-dark-dim);
}
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { color: var(--gold-deep); }

/* ----------  PROSE  ---------- */
.prose { max-width: 68ch; }
.prose > * + * { margin-top: 1.1em; }
.prose h2 { font-size: var(--step-2); margin-top: 2.4em; color: var(--navy); }
.prose h3 { font-size: var(--step-1); margin-top: 2em; color: var(--navy); }
.dark .prose h2, .dark .prose h3 { color: #fff; }
.prose p { color: var(--text-dim); }
.dark .prose p { color: var(--on-dark-dim); }
.prose strong { color: var(--navy); }
.dark .prose strong { color: #fff; }

/* two-column doc section: sticky label + body */
.split { display: grid; grid-template-columns: 15rem 1fr; gap: clamp(2rem, 1rem + 5vw, 6rem); align-items: start; }
.split + .split { margin-top: clamp(3.5rem, 2rem + 5vw, 6rem); }
.split__label {
  position: sticky;
  top: 6rem;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-deep);
  padding-top: 0.4rem;
}
.split__label small { display: block; color: var(--text-dim); text-transform: none; letter-spacing: 0; font-family: "Inter", sans-serif; margin-top: 0.6rem; line-height: 1.5; }
.dark .split__label small { color: var(--on-dark-dim); }

/* generic numbered register (reuses factor look, standalone) */
.register { border-top: 1px solid var(--line-light); }
.dark .register { border-top-color: var(--line-dark); }
.register__row {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: 1.4rem;
  padding: 1.6rem 0;
  border-bottom: 1px solid var(--line-light);
}
.dark .register__row { border-bottom-color: var(--line-dark); }
.register__num { font-family: "IBM Plex Mono", monospace; font-size: 0.8rem; color: var(--gold-deep); padding-top: 0.3rem; }
.register__row h3 { font-size: var(--step-1); color: var(--navy); margin-bottom: 0.3rem; }
.dark .register__row h3 { color: #fff; }
.register__row p { font-size: 0.92rem; color: var(--text-dim); margin: 0; }
.dark .register__row p { color: var(--on-dark-dim); }

/* pill / tag list */
.pills { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1.6rem; }
.pill {
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.5rem 0.95rem;
  border: 1px solid var(--line-light);
  border-radius: 999px;
  color: var(--navy);
}
.dark .pill { border-color: var(--line-dark); color: var(--on-dark); }

/* feature list with left rule */
.checklist { display: grid; gap: 0.2rem; margin-top: 1.6rem; }
.checklist li {
  padding: 0.7rem 0 0.7rem 1.4rem;
  border-left: 2px solid var(--gold);
  color: var(--text-dim);
  font-size: 0.95rem;
}
.dark .checklist li { color: var(--on-dark-dim); }

/* callout box */
.callout {
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  padding: clamp(1.6rem, 1rem + 2vw, 2.6rem);
  background: var(--ink-2);
  margin-top: 3rem;
}
.callout h3 { color: #fff; font-size: var(--step-1); margin-bottom: 1.4rem; }
.callout__grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1px; background: var(--line-dark); border: 1px solid var(--line-dark); }
.callout__cell { background: var(--ink-2); padding: 1.3rem 1.1rem; }
.callout__cell b { display: block; font-family: "IBM Plex Mono", monospace; font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--gold-deep); margin-bottom: 0.6rem; }
.callout__cell p { font-size: 0.82rem; color: var(--on-dark-dim); margin: 0; }

/* pathway steps */
.pathway { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; margin-top: 3rem; counter-reset: p; }
.pathway__step { padding: 1.6rem 1.3rem 1.6rem 0; border-top: 2px solid var(--gold); position: relative; }
.pathway__step::before { counter-increment: p; content: counter(p, decimal-leading-zero); font-family: "IBM Plex Mono", monospace; font-size: 0.72rem; color: var(--gold-deep); }
.pathway__step h4 { font-size: var(--step-1); color: #fff; margin: 0.6rem 0 0.4rem; }
.pathway__step p { font-size: 0.85rem; color: var(--on-dark-dim); margin: 0; }

/* programme deep block */
.prog-block { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 1rem + 5vw, 5rem); align-items: center; padding-block: clamp(3rem, 2rem + 5vw, 6rem); border-bottom: 1px solid var(--line-light); }
.prog-block:nth-child(even) .prog-block__media { order: -1; }
.prog-block__media { aspect-ratio: 4 / 3; border-radius: var(--radius); overflow: hidden; background: linear-gradient(150deg, var(--navy), var(--blue)); position: relative; }
.prog-block__media img { width: 100%; height: 100%; object-fit: cover; }
.prog-block__media span {
  position: absolute; left: 1rem; top: 1rem;
  font-family: "IBM Plex Mono", monospace; font-size: 0.62rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: #fff; background: rgba(11,26,38,.55); padding: 0.35rem 0.6rem; border-radius: 2px;
}
.prog-block h2 { font-size: var(--step-3); margin-bottom: 0.4rem; }
.prog-block .kicker { color: var(--gold-deep); font-weight: 600; font-size: 0.9rem; margin-bottom: 1rem; }
.prog-block p { color: var(--text-dim); }
.prog-block .goal { margin-top: 1.4rem; padding: 1rem 1.3rem; background: var(--light); border-radius: var(--radius); font-size: 0.9rem; }
.prog-block .goal b { color: var(--navy); }

/* bio layout */
.bio { display: grid; grid-template-columns: 22rem 1fr; gap: clamp(2rem, 1rem + 5vw, 5rem); align-items: start; }
.bio__portrait { position: sticky; top: 6rem; }
.bio__portrait .frame { aspect-ratio: 4 / 5; border-radius: var(--radius); overflow: hidden; background: linear-gradient(160deg, var(--navy), var(--ink)); }
.bio__portrait .frame img { width: 100%; height: 100%; object-fit: cover; }
.bio__portrait .name { font-family: "Barlow Semi Condensed", sans-serif; font-size: var(--step-1); font-weight: 700; color: var(--navy); margin: 1rem 0 0.3rem; }
.dark .bio__portrait .name { color: #fff; }
.bio__portrait .role { font-size: 0.82rem; color: var(--text-dim); line-height: 1.5; }
.dark .bio__portrait .role { color: var(--on-dark-dim); }

/* contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: clamp(2rem, 1rem + 5vw, 5rem); align-items: start; }
.contact-info dt { font-family: "IBM Plex Mono", monospace; font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--gold-deep); margin-top: 1.6rem; }
.contact-info dd { margin: 0.4rem 0 0; color: var(--text-dim); font-size: 0.98rem; }
.contact-info dd a:hover { color: var(--navy); }
.form-grid { display: grid; gap: 1.1rem; }
.form-row { display: grid; gap: 1.1rem; grid-template-columns: 1fr 1fr; }
.field { display: grid; gap: 0.45rem; }
.field label { font-size: 0.8rem; font-weight: 600; color: var(--navy); letter-spacing: 0.02em; }
.field input, .field textarea, .field select {
  font: inherit; font-size: 0.95rem;
  padding: 0.8rem 0.95rem;
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
  background: #fff;
  color: var(--text);
}
.field textarea { min-height: 140px; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus { outline: 2px solid var(--gold); outline-offset: 1px; border-color: transparent; }

/* download list */
.downloads { border-top: 1px solid var(--line-light); margin-top: 2rem; }
.download {
  display: flex; align-items: center; gap: 1.4rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line-light);
  transition: padding-left .3s var(--ease);
}
.download:hover { padding-left: 0.8rem; }
.download__ext { font-family: "IBM Plex Mono", monospace; font-size: 0.72rem; color: var(--gold-deep); border: 1px solid var(--line-light); padding: 0.3rem 0.5rem; border-radius: 2px; }
.download h3 { font-size: var(--step-0); font-family: "Inter", sans-serif; font-weight: 600; color: var(--navy); margin: 0; }
.download p { font-size: 0.85rem; color: var(--text-dim); margin: 0.2rem 0 0; }
.download .link-underline { margin-left: auto; color: var(--navy); flex-shrink: 0; }

/* CTA strip */
.cta-strip { background: linear-gradient(120deg, var(--navy), var(--ink)); color: var(--on-dark); }
.cta-strip .shell { display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.cta-strip h2 { font-size: var(--step-3); max-width: 20ch; }
.cta-strip p { color: var(--on-dark-dim); margin: 0.6rem 0 0; max-width: 46ch; }

@media (max-width: 1080px) {
  .split { grid-template-columns: 1fr; }
  .split__label { position: static; }
  .callout__grid { grid-template-columns: repeat(2, 1fr); }
  .pathway { grid-template-columns: repeat(2, 1fr); }
  .bio { grid-template-columns: 1fr; }
  .bio__portrait { position: static; max-width: 22rem; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .prog-block { grid-template-columns: 1fr; }
  .prog-block:nth-child(even) .prog-block__media { order: 0; }
  .callout__grid { grid-template-columns: 1fr; }
  .pathway { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .cta-strip .shell { flex-direction: column; align-items: flex-start; }
}