:root {
  --navy-950: #081522;
  --navy-900: #0d1d30;
  --navy-800: #12263f;
  --navy-700: #1a3858;
  --blue-600: #087ca7;
  --blue-500: #1499c4;
  --gold-500: #d4a72c;
  --gold-400: #e2bd55;
  --ink: #17212b;
  --muted: #5e6873;
  --line: #dfe5e9;
  --surface: #ffffff;
  --surface-soft: #f3f6f7;
  --surface-blue: #eaf3f7;
  --shadow-sm: 0 12px 32px rgba(13, 29, 48, .08);
  --shadow-lg: 0 28px 70px rgba(7, 21, 34, .22);
  --radius-sm: .75rem;
  --radius-md: 1.25rem;
  --radius-lg: 2rem;
  --container: 1180px;
  --header-height: 82px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-height) + 18px); }
body {
  margin: 0;
  color: var(--ink);
  background: var(--surface);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; }
button, input, select, textarea { font: inherit; }
address { font-style: normal; }

h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.08; letter-spacing: -.035em; }
h1 { font-size: clamp(3rem, 7vw, 6.3rem); }
h2 { font-size: clamp(2.2rem, 4.5vw, 4rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.65rem); }
p:last-child { margin-bottom: 0; }

.container { width: min(calc(100% - 2rem), var(--container)); margin-inline: auto; }
.section { padding: clamp(5rem, 9vw, 8.5rem) 0; }
.section-tinted { background: var(--surface-soft); }
.sr-only {
  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: fixed;
  left: 1rem;
  top: 1rem;
  z-index: 999;
  padding: .75rem 1rem;
  border-radius: .5rem;
  color: white;
  background: var(--navy-900);
  transform: translateY(-160%);
  transition: transform .2s ease;
}
.skip-link:focus { transform: translateY(0); }

.eyebrow {
  margin-bottom: 1rem;
  color: var(--gold-400);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .17em;
  text-transform: uppercase;
}
.eyebrow-dark { color: var(--blue-600); }

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--header-height);
  border-bottom: 1px solid rgba(255, 255, 255, .12);
  background: rgba(8, 21, 34, .58);
  backdrop-filter: blur(16px);
  transition: background .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.site-header.scrolled {
  border-color: rgba(15, 31, 49, .08);
  background: rgba(255, 255, 255, .96);
  box-shadow: 0 9px 30px rgba(8, 21, 34, .08);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.brand { display: inline-flex; align-items: center; color: white; text-decoration: none; }
.brand-logo-stack { position: relative; display: block; flex: none; width: 225px; aspect-ratio: 1597 / 408; }
.brand-logo-stack .brand-logo { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; transition: opacity .2s ease; }
.brand-logo-colour { opacity: 0; }
.site-header.scrolled .brand-logo-white { opacity: 0; }
.site-header.scrolled .brand-logo-colour { opacity: 1; }
.primary-nav { display: flex; align-items: center; gap: .35rem; }
.primary-nav a {
  position: relative;
  padding: .7rem .9rem;
  color: rgba(255, 255, 255, .78);
  font-size: .93rem;
  font-weight: 700;
  text-decoration: none;
}
.primary-nav a::after {
  content: "";
  position: absolute;
  left: .9rem;
  right: .9rem;
  bottom: .35rem;
  height: 2px;
  background: var(--gold-500);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .2s ease;
}
.primary-nav a:hover,
.primary-nav a:focus-visible,
.primary-nav a.active { color: white; }
.primary-nav a:hover::after,
.primary-nav a:focus-visible::after,
.primary-nav a.active::after { transform: scaleX(1); }
.site-header.scrolled .primary-nav a { color: var(--muted); }
.site-header.scrolled .primary-nav a:hover,
.site-header.scrolled .primary-nav a:focus-visible,
.site-header.scrolled .primary-nav a.active { color: var(--navy-900); }
.menu-toggle { display: none; }

.hero {
  position: relative;
  overflow: hidden;
  min-height: 100vh;
  padding: calc(var(--header-height) + clamp(4rem, 10vw, 8rem)) 0 0;
  color: white;
  background:
    linear-gradient(112deg, rgba(8, 21, 34, .98) 0%, rgba(13, 29, 48, .96) 48%, rgba(18, 56, 78, .91) 100%);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: linear-gradient(to bottom, black, transparent 80%);
}
.hero-orb { position: absolute; border-radius: 50%; filter: blur(4px); opacity: .22; }
.hero-orb-one { width: 520px; height: 520px; right: -180px; top: 90px; background: var(--blue-500); }
.hero-orb-two { width: 300px; height: 300px; left: 32%; bottom: 8%; background: var(--gold-500); opacity: .08; }
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(2rem, 6vw, 7rem); align-items: center; }
.hero-copy { max-width: 760px; }
.hero h1 { margin-bottom: 1.75rem; color: white; }
.hero h1 span { color: var(--gold-400); }
.hero-lead { max-width: 710px; margin-bottom: 2rem; color: rgba(255, 255, 255, .77); font-size: clamp(1.05rem, 1.6vw, 1.28rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: .85rem; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: .75rem 1.25rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: .92rem;
  font-weight: 800;
  line-height: 1;
  text-decoration: none;
  transition: transform .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--navy-950); background: var(--gold-400); }
.button-primary:hover { background: #f0cd6e; }
.button-ghost { color: white; border-color: rgba(255,255,255,.32); background: rgba(255,255,255,.04); }
.button-ghost:hover { border-color: white; background: rgba(255,255,255,.1); }
.button-light { color: var(--navy-950); background: white; }
.button-light:hover { background: var(--surface-blue); }
.hero-visual { display: flex; justify-content: center; width: 100%; }
.map-shell { position: relative; flex: 0 1 470px; width: 100%; max-width: 470px; aspect-ratio: 1 / 1; padding: 1.5rem; border: 1px solid rgba(255,255,255,.13); border-radius: 50%; background: radial-gradient(circle at center, rgba(20,153,196,.2), rgba(255,255,255,.02) 62%); box-shadow: inset 0 0 50px rgba(255,255,255,.05), var(--shadow-lg); }
.map-shell::before { content: ""; position: absolute; inset: 7%; border: 1px solid rgba(255,255,255,.08); border-radius: 50%; }
.map-shell img { position: relative; z-index: 1; width: 100%; height: auto; aspect-ratio: 400 / 374; object-fit: contain; opacity: .94; }
.map-point { position: absolute; z-index: 3; width: 11px; height: 11px; border: 2px solid white; border-radius: 50%; background: var(--gold-500); box-shadow: 0 0 0 8px rgba(212,167,44,.14); animation: pulse 2.5s infinite; }
.point-brisbane { right: 15%; top: 49%; }
.point-sydney { right: 18%; top: 61%; animation-delay: .35s; }
.point-melbourne { right: 29%; bottom: 17%; animation-delay: .7s; }
.point-perth { left: 13%; top: 62%; animation-delay: 1.05s; }
@keyframes pulse { 50% { box-shadow: 0 0 0 14px rgba(212,167,44,0); } }
.hero-summary { position: relative; z-index: 3; display: grid; grid-template-columns: repeat(3, 1fr); margin-top: clamp(4.5rem, 8vw, 7rem); border-top: 1px solid rgba(255,255,255,.12); }
.hero-summary article { position: relative; min-height: 210px; padding: 2rem clamp(1rem, 3vw, 2.25rem) 2.5rem; border-right: 1px solid rgba(255,255,255,.12); }
.hero-summary article:last-child { border-right: 0; }
.feature-number { display: block; margin-bottom: 1.2rem; color: var(--gold-400); font-size: .75rem; font-weight: 800; letter-spacing: .12em; }
.hero-summary h2 { margin-bottom: .75rem; font-size: 1.4rem; }
.hero-summary p { color: rgba(255,255,255,.64); font-size: .94rem; }

.split-layout { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2.5rem, 7vw, 7rem); align-items: center; }
.media-frame { position: relative; }
.media-frame::before { content: ""; position: absolute; left: -1.25rem; bottom: -1.25rem; width: 55%; height: 58%; border-radius: var(--radius-lg); background: var(--gold-400); }
.media-frame img { position: relative; z-index: 1; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }
.section-copy h2 { margin-bottom: 1.4rem; color: var(--navy-900); }
.section-copy p { color: var(--muted); font-size: 1.05rem; }
.text-link, .card-link { display: inline-flex; gap: .45rem; align-items: center; color: var(--blue-600); font-weight: 800; text-decoration: none; }
.text-link { margin-top: 1rem; }
.text-link:hover span, .card-link:hover span { transform: translateX(3px); }
.text-link span, .card-link span { transition: transform .2s ease; }

.section-heading { max-width: 840px; margin: 0 auto clamp(3rem, 6vw, 5rem); text-align: center; }
.section-heading h2 { margin-bottom: 1.2rem; color: var(--navy-900); }
.section-heading > p:last-child { color: var(--muted); font-size: 1.08rem; }
.section-heading-left { margin-inline: 0; text-align: left; }
.member-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; }
.member-card { display: flex; flex-direction: column; min-height: 100%; padding: clamp(1.5rem, 3vw, 2.3rem); border: 1px solid var(--line); border-radius: var(--radius-md); background: white; box-shadow: var(--shadow-sm); }
.member-card-dark { color: white; border-color: rgba(255,255,255,.08); background: var(--navy-900); }
.member-card-top { display: flex; align-items: center; justify-content: space-between; min-height: 72px; gap: 1rem; margin-bottom: 1.4rem; }
.state-badge { display: inline-flex; padding: .4rem .7rem; border-radius: 999px; color: var(--blue-600); background: var(--surface-blue); font-size: .7rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.state-badge-light { color: var(--gold-400); background: rgba(255,255,255,.08); }
.member-wordmark { line-height: 1; font-weight: 900; }
.nas-wordmark { color: #005eb8; font-size: 3rem; letter-spacing: -.12em; text-transform: lowercase; }
.sprint-wordmark { color: #ed1c24; font-size: 2.4rem; font-style: italic; letter-spacing: -.08em; }
.member-logo { width: 170px; max-height: 80px; object-fit: contain; object-position: right center; }
.member-logo-nas { width: auto; height: 80px; max-width: 170px; }
.member-logo-wide { width: 190px; }
.member-card h3 { margin-bottom: 1rem; }
.member-card p { color: var(--muted); }
.member-card-dark p { color: rgba(255,255,255,.68); }
.member-card .card-link { margin-top: auto; padding-top: 1rem; }
.member-card-dark .card-link { color: var(--gold-400); }

.product-feature { display: grid; grid-template-columns: .9fr 1.1fr; margin-top: clamp(4rem, 8vw, 7rem); overflow: hidden; border-radius: var(--radius-lg); background: var(--navy-900); box-shadow: var(--shadow-lg); }
.product-image img { width: 100%; height: 100%; min-height: 540px; object-fit: cover; }
.product-copy { padding: clamp(2rem, 5vw, 4.5rem); color: white; }
.product-copy h3 { margin-bottom: 1.2rem; font-size: clamp(2rem, 4vw, 3.3rem); }
.product-copy p { color: rgba(255,255,255,.7); }
.product-copy .button { margin-top: 1rem; }
.why-us { margin-top: clamp(5rem, 9vw, 8rem); }
.benefit-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.benefit-card { padding: 1.6rem; border: 1px solid var(--line); border-radius: var(--radius-md); background: white; }
.benefit-icon { display: grid; place-items: center; width: 46px; height: 46px; margin-bottom: 1.25rem; border-radius: 50%; color: white; background: var(--blue-600); font-size: 1.25rem; font-weight: 800; }
.benefit-card h3 { font-size: 1.2rem; }
.benefit-card p { color: var(--muted); font-size: .94rem; }

.about-section { color: white; background: var(--navy-900); }
.about-heading { max-width: 940px; margin-bottom: clamp(3rem, 6vw, 5.5rem); }
.about-heading h2 { font-size: clamp(2.5rem, 5vw, 4.8rem); color: white; }
.mission-panel { display: grid; grid-template-columns: .8fr 1.2fr; gap: 3rem; align-items: start; margin-bottom: 2rem; padding: clamp(2rem, 5vw, 4rem); border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius-lg); background: linear-gradient(135deg, rgba(20,153,196,.18), rgba(255,255,255,.035)); }
.mission-label { display: inline-flex; margin-bottom: 1.2rem; color: var(--gold-400); font-size: .78rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.mission-panel h3 { font-size: clamp(2rem, 4vw, 3.3rem); }
.mission-panel p { margin: 0; color: rgba(255,255,255,.7); font-size: 1.08rem; }
.principle-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(255,255,255,.12); border-left: 1px solid rgba(255,255,255,.12); }
.principle { min-height: 270px; padding: 2rem; border-right: 1px solid rgba(255,255,255,.12); border-bottom: 1px solid rgba(255,255,255,.12); }
.principle span { display: block; margin-bottom: 2rem; color: var(--gold-400); font-size: .72rem; font-weight: 800; letter-spacing: .14em; }
.principle h3 { margin-bottom: 1rem; font-size: 1.3rem; }
.principle p { color: rgba(255,255,255,.62); font-size: .94rem; }

.contact-section { background: white; }
.location-filter { display: flex; flex-wrap: wrap; justify-content: center; gap: .65rem; margin-bottom: 2rem; }
.filter-button { padding: .6rem 1rem; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); background: white; cursor: pointer; font-size: .88rem; font-weight: 750; }
.filter-button:hover, .filter-button:focus-visible, .filter-button.active { color: white; border-color: var(--navy-900); background: var(--navy-900); }
.location-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.location-card { position: relative; min-height: 280px; padding: 1.5rem; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--surface-soft); transition: transform .2s ease, box-shadow .2s ease, opacity .2s ease; }
.location-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-sm); }
.location-card.is-hidden { display: none; }
.location-state { display: inline-grid; place-items: center; min-width: 44px; height: 30px; margin-bottom: 1.4rem; padding-inline: .5rem; border-radius: 999px; color: white; background: var(--blue-600); font-size: .72rem; font-weight: 900; letter-spacing: .08em; }
.location-card h3 { min-height: 3.2rem; margin-bottom: 1rem; font-size: 1.15rem; }
.location-card address { min-height: 4rem; margin-bottom: 1rem; color: var(--muted); }
.location-card a { display: block; width: fit-content; margin-top: .4rem; color: var(--blue-600); font-weight: 750; text-decoration: none; }
.location-card a:hover { text-decoration: underline; }
.contact-cta { display: flex; align-items: center; justify-content: space-between; gap: 2rem; margin-top: clamp(3rem, 6vw, 5rem); padding: clamp(2rem, 5vw, 4rem); border-radius: var(--radius-lg); color: white; background: linear-gradient(120deg, var(--navy-900), var(--navy-700)); }
.contact-cta h2 { max-width: 760px; margin-bottom: 0; font-size: clamp(2rem, 4vw, 3.4rem); }

.site-footer { padding: 4.5rem 0 1.5rem; color: rgba(255,255,255,.72); background: var(--navy-950); }
.footer-grid { display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: 2rem; padding-bottom: 3rem; }
.brand-footer { color: white; }
.brand-footer .brand-logo { width: 240px; height: auto; }
.footer-brand p { margin-top: 1.2rem; color: rgba(255,255,255,.5); }
.site-footer h2 { margin-bottom: 1rem; color: white; font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; }
.site-footer a:not(.brand) { display: block; width: fit-content; margin-top: .55rem; color: rgba(255,255,255,.65); text-decoration: none; }
.site-footer a:hover { color: white; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,.1); font-size: .88rem; }
.footer-bottom p { margin: 0; }
.back-to-top { position: fixed; right: 1.25rem; bottom: 1.25rem; z-index: 80; display: grid; place-items: center; width: 44px; height: 44px; border: 0; border-radius: 50%; color: white; background: var(--navy-900); box-shadow: var(--shadow-sm); cursor: pointer; opacity: 0; pointer-events: none; transform: translateY(10px); transition: opacity .2s ease, transform .2s ease; }
.back-to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

:focus-visible { outline: 3px solid var(--gold-400); outline-offset: 3px; }

@media (max-width: 1000px) {
  .benefit-grid, .location-grid { grid-template-columns: repeat(2, 1fr); }
  .principle-grid { grid-template-columns: repeat(2, 1fr); }
  .product-feature { grid-template-columns: 1fr; }
  .product-image img { min-height: 380px; max-height: 500px; }
}

@media (max-width: 820px) {
  :root { --header-height: 72px; }
  .menu-toggle { display: grid; gap: 5px; width: 44px; height: 44px; place-content: center; border: 0; border-radius: 50%; background: rgba(255,255,255,.08); cursor: pointer; }
  .menu-toggle span:not(.sr-only) { display: block; width: 21px; height: 2px; background: white; transition: transform .2s ease, opacity .2s ease; }
  .site-header.scrolled .menu-toggle { background: var(--surface-soft); }
  .site-header.scrolled .menu-toggle span:not(.sr-only) { background: var(--navy-900); }
  .menu-toggle[aria-expanded="true"] span:nth-child(2) { transform: translateY(7px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-child(3) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] span:nth-child(4) { transform: translateY(-7px) rotate(-45deg); }
  .primary-nav { position: fixed; inset: var(--header-height) 0 auto; display: grid; gap: 0; padding: 1rem; border-bottom: 1px solid var(--line); background: white; box-shadow: var(--shadow-lg); transform: translateY(-130%); transition: transform .25s ease; }
  .primary-nav.open { transform: translateY(0); }
  .primary-nav a, .site-header.scrolled .primary-nav a { padding: 1rem; color: var(--navy-900); }
  .primary-nav a::after { left: 1rem; right: auto; width: 36px; bottom: .7rem; }
  .hero-grid, .split-layout, .mission-panel { grid-template-columns: 1fr; }
  .hero { padding-top: calc(var(--header-height) + 4.5rem); }
  .hero-visual { order: -1; max-width: 360px; margin-inline: auto; }
  .hero-copy { text-align: center; }
  .hero-lead { margin-inline: auto; }
  .hero-actions { justify-content: center; }
  .hero-summary { grid-template-columns: 1fr; }
  .hero-summary article { min-height: auto; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.12); }
  .hero-summary article:last-child { border-bottom: 0; }
  .member-grid { grid-template-columns: 1fr; }
  .mission-panel { gap: 1rem; }
  .contact-cta { align-items: flex-start; flex-direction: column; }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
  .footer-grid > div:last-child { grid-column: 2; }
}

@media (max-width: 600px) {
  .container { width: min(calc(100% - 1.25rem), var(--container)); }
  .brand-logo-stack { width: 160px; }
  .brand-footer .brand-logo { width: 220px; }
  .hero h1 { font-size: clamp(2.7rem, 15vw, 4.5rem); }
  .hero-visual { max-width: 300px; }
  .member-card-top { align-items: flex-start; flex-direction: column; }
  .member-logo { object-position: left center; }
  .benefit-grid, .principle-grid, .location-grid { grid-template-columns: 1fr; }
  .principle { min-height: auto; }
  .location-card { min-height: auto; }
  .location-card h3, .location-card address { min-height: 0; }
  .location-filter { justify-content: flex-start; overflow-x: auto; flex-wrap: nowrap; padding-bottom: .5rem; }
  .filter-button { flex: 0 0 auto; }
  .product-image img { min-height: 280px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-grid > div:last-child { grid-column: auto; }
  .footer-bottom { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}