/* ===========================================================
   FOAN Design System v1 — "The Building"
   Shared by every page. Loaded after tailwind.css and
   chambers-polish.css. Navy + gold, HUD details, cursor-aware
   cards. Effects switch off for touch screens and for visitors
   who ask for reduced motion.
   =========================================================== */

:root{
  --navy:#0a1628; --navy-2:#0d1d35; --navy-3:#12284a; --navy-light:#1e3a5f;
  --gold:#d4af37; --gold-light:#e8c96e; --gold-dark:#b8941f; --cream:#faf8f3;
  --line:rgba(212,175,55,.20); --line-strong:rgba(212,175,55,.50);
  --mute:#a9b3c9;
  --mono:'IBM Plex Mono','Courier New',monospace;
  --serif:'Cormorant Garamond',Georgia,serif;
  --nav-h:72px;
}

html{ scroll-behavior:smooth; scroll-padding-top:calc(var(--nav-h) + 24px); }
body{ font-family:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif; -webkit-font-smoothing:antialiased; }
.font-serif{ font-family:var(--serif); }
img{ max-width:100%; }
:focus-visible{ outline:2px solid var(--gold); outline-offset:3px; border-radius:4px; }

.skip-link{ position:absolute; left:-999px; top:8px; z-index:100; background:var(--gold); color:var(--navy); padding:.6rem 1rem; border-radius:8px; font-weight:700; }
.skip-link:focus{ left:8px; }

/* ---------- navigation ---------- */
.foan-nav{ position:fixed; inset:0 0 auto 0; z-index:60; padding:14px 0; background:rgba(10,22,40,.96);
  -webkit-backdrop-filter:blur(14px); backdrop-filter:blur(14px); border-bottom:1px solid transparent;
  transition:background .3s ease, border-color .3s ease, padding .3s ease; }
.foan-nav.is-scrolled{ background:rgba(10,22,40,.95); border-bottom-color:var(--line); padding:9px 0; }
.foan-nav__inner{ max-width:80rem; margin:0 auto; padding:0 1.5rem; display:flex; align-items:center; justify-content:space-between; gap:1rem; }
.foan-brand{ display:flex; align-items:center; gap:.75rem; text-decoration:none; }
.foan-brand img{ width:44px; height:44px; border-radius:.55rem; border:2px solid rgba(212,175,55,.45); object-fit:cover; transition:border-color .3s, transform .3s; }
.foan-brand:hover img{ border-color:var(--gold); transform:scale(1.06); }
.foan-brand b{ display:block; font-family:var(--serif); font-size:1.4rem; line-height:1; color:#fff; letter-spacing:.1em; }
.foan-brand small{ display:block; margin-top:3px; font-family:var(--mono); font-size:.6rem; letter-spacing:.2em; color:var(--gold); text-transform:uppercase; }
.foan-links{ display:none; align-items:center; gap:1.5rem; }
.foan-links a{ position:relative; display:inline-flex; align-items:center; gap:.35rem; color:#fff; font-size:.875rem; font-weight:500; text-decoration:none; transition:color .2s; }
.foan-links a svg{ width:16px; height:16px; }
.foan-links a::after{ content:""; position:absolute; left:0; bottom:-6px; width:0; height:2px; background:var(--gold); transition:width .3s ease; }
.foan-links a:hover, .foan-links a.is-active{ color:var(--gold); }
.foan-links a:hover::after, .foan-links a.is-active::after{ width:100%; }
.foan-links a.foan-cta{ background:var(--gold); color:var(--navy); padding:.6rem 1.25rem; border-radius:999px; font-weight:700; transition:background .2s, transform .2s; }
.foan-links a.foan-cta::after{ display:none; }
.foan-links a.foan-cta:hover{ background:#fff; color:var(--navy); transform:translateY(-1px); }
.foan-burger{ background:none; border:0; color:#fff; padding:.5rem; cursor:pointer; line-height:0; }
.foan-menu{ display:none; max-height:calc(100vh - 70px); overflow:auto; background:var(--navy); border-top:1px solid var(--line); padding:.75rem 1.5rem 1.25rem; }
.foan-menu.is-open{ display:block; }
.foan-menu a{ display:flex; align-items:center; gap:.75rem; padding:.9rem 0; color:#fff; font-size:1.05rem; font-weight:500; text-decoration:none; border-bottom:1px solid rgba(212,175,55,.1); }
.foan-menu a svg{ width:20px; height:20px; color:var(--gold); }
.foan-menu a.is-active{ color:var(--gold); }
.foan-menu a:last-child{ border-bottom:0; color:var(--gold); font-weight:700; }
@media (min-width:900px){ .foan-links{ display:flex; } .foan-burger, .foan-menu{ display:none !important; } }

/* ---------- HUD primitives ---------- */
.hud-grid{ position:absolute; inset:0; pointer-events:none;
  background-image:linear-gradient(rgba(212,175,55,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(212,175,55,.07) 1px, transparent 1px);
  background-size:48px 48px; -webkit-mask-image:radial-gradient(ellipse 80% 80% at 50% 40%, #000 30%, transparent 78%); mask-image:radial-gradient(ellipse 80% 80% at 50% 40%, #000 30%, transparent 78%); }
.floor-badge{ display:inline-flex; align-items:center; gap:.5rem; font-family:var(--mono); font-size:.72rem; letter-spacing:.14em; text-transform:uppercase;
  color:var(--gold-light); border:1px solid var(--line-strong); background:rgba(212,175,55,.07); padding:.4rem .8rem; border-radius:999px; }
.floor-badge i, .floor-badge svg{ width:14px; height:14px; }
.mzansi-tag{ display:inline-flex; align-items:center; gap:.5rem; font-size:.8rem; color:var(--mute); }

.page-hero{ position:relative; isolation:isolate; overflow:hidden; background:var(--navy); color:#fff; padding:8.5rem 0 4rem; }
.page-hero::before{ content:""; position:absolute; inset:0; z-index:-2;
  background:radial-gradient(60% 90% at 88% 0%, rgba(212,175,55,.16), transparent 62%), radial-gradient(55% 70% at 0% 100%, rgba(30,58,95,.85), transparent 70%); }
.page-hero .hud-grid{ z-index:-1; }
.page-hero::after{ content:""; position:absolute; left:0; right:0; top:-160px; height:160px; z-index:-1; pointer-events:none;
  background:linear-gradient(180deg, transparent, rgba(232,201,110,.09), transparent); animation:foan-scan 8s linear infinite; }
@keyframes foan-scan{ to{ transform:translateY(900px); } }
.page-hero h1{ font-family:var(--serif); font-weight:700; line-height:1.05; }
.page-hero .lead{ color:#c6cede; font-size:1.2rem; max-width:44rem; }
.crumbs{ font-family:var(--mono); font-size:.72rem; letter-spacing:.08em; text-transform:uppercase; color:#8a93a3; margin-bottom:1.25rem; }
.crumbs a{ color:var(--gold); text-decoration:none; } .crumbs a:hover{ text-decoration:underline; }

.btn-gold, .btn-ghost{ display:inline-flex; align-items:center; gap:.5rem; padding:.9rem 1.7rem; border-radius:999px; font-weight:700; text-decoration:none; transition:transform .2s, background .2s, color .2s, border-color .2s; }
.btn-gold{ background:var(--gold); color:var(--navy); }
.btn-gold:hover{ background:#fff; transform:translateY(-2px); }
.btn-ghost{ border:1.5px solid var(--line-strong); color:var(--gold-light); }
.btn-ghost:hover{ background:var(--gold); color:var(--navy); border-color:var(--gold); }
.btn-gold svg, .btn-ghost svg{ width:18px; height:18px; }

/* ---------- cursor-aware cards ---------- */
.tilt, .service-card{ position:relative; transform-style:preserve-3d; transition:transform .3s ease, box-shadow .3s ease, border-color .3s ease; will-change:transform; }
.tilt::before, .service-card::before{ content:""; position:absolute; inset:0; border-radius:inherit; pointer-events:none; opacity:0; transition:opacity .3s ease;
  background:radial-gradient(280px circle at var(--mx,50%) var(--my,50%), rgba(232,201,110,.22), transparent 62%); }
.tilt:hover::before, .service-card:hover::before{ opacity:1; }
@media (hover:hover) and (pointer:fine) and (prefers-reduced-motion:no-preference){
  .tilt.is-tilting, .service-card.is-tilting{ transition:transform .08s linear, box-shadow .3s ease, border-color .3s ease;
    transform:perspective(900px) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg)) scale(1.015); box-shadow:0 26px 50px -22px rgba(0,0,0,.55); }
  .tilt.is-tilting .lift{ transform:translateZ(28px); }
}
.lift{ transition:transform .25s ease; }

/* ---------- services directory (the building) ---------- */
.dir{ display:grid; grid-template-columns:1fr; gap:1.5rem; align-items:start; }
@media (min-width:1024px){ .dir{ grid-template-columns:240px 1fr; gap:3rem; } }
.elevator{ position:sticky; top:calc(var(--nav-h) - 2px); z-index:40; display:flex; gap:.5rem; overflow-x:auto; padding:.75rem 0; margin:0 -1.5rem; padding-left:1.5rem; padding-right:1.5rem;
  background:rgba(10,22,40,.94); -webkit-backdrop-filter:blur(10px); backdrop-filter:blur(10px); border-bottom:1px solid var(--line); scrollbar-width:none; }
.elevator::-webkit-scrollbar{ display:none; }
.elevator__title{ display:none; }
.elevator a{ flex:0 0 auto; display:flex; align-items:center; gap:.55rem; padding:.45rem .8rem; border:1px solid var(--line); border-radius:999px; font-size:.78rem; color:var(--mute); text-decoration:none; white-space:nowrap; transition:color .2s, border-color .2s, background .2s; }
.elevator a b{ font-family:var(--mono); font-weight:500; color:var(--gold-dark); font-size:.7rem; }
.elevator a:hover{ color:#fff; border-color:var(--line-strong); }
.elevator a.is-active{ color:#fff; border-color:var(--gold); background:rgba(212,175,55,.12); }
.elevator a.is-active b{ color:var(--gold-light); }
@media (min-width:1024px){
  .elevator{ top:calc(var(--nav-h) + 24px); flex-direction:column; gap:0; overflow:visible; margin:0; padding:1rem 0; background:none; border:0; -webkit-backdrop-filter:none; backdrop-filter:none; border-left:1px solid var(--line); }
  .elevator__title{ display:block; font-family:var(--mono); font-size:.68rem; letter-spacing:.18em; text-transform:uppercase; color:var(--gold-dark); padding:0 0 .9rem 1.1rem; }
  .elevator a{ border:0; border-radius:0; padding:.55rem 1rem .55rem 1.1rem; margin-left:-1px; border-left:2px solid transparent; font-size:.86rem; }
  .elevator a.is-active{ border-left-color:var(--gold); background:linear-gradient(90deg, rgba(212,175,55,.16), transparent); }
}

.floor{ position:relative; padding:2.75rem 0 3.25rem; border-top:1px solid var(--line); }
.floor:first-of-type{ border-top:0; padding-top:1rem; }
.floor::before{ content:""; position:absolute; left:-1.5rem; top:2.75rem; bottom:3.25rem; width:2px; background:linear-gradient(180deg, var(--gold), transparent); opacity:0; transition:opacity .4s ease; }
.floor.is-lit::before{ opacity:.9; }
.floor__head{ display:flex; align-items:flex-end; gap:1.25rem; margin-bottom:1.75rem; flex-wrap:wrap; }
.floor__no{ font-family:var(--serif); font-weight:700; font-size:clamp(3.5rem,9vw,5.5rem); line-height:.85; color:rgba(212,175,55,.2); transition:color .4s ease; }
.floor.is-lit .floor__no{ color:rgba(232,201,110,.75); }
.floor__label{ font-family:var(--mono); font-size:.7rem; letter-spacing:.2em; text-transform:uppercase; color:var(--gold); }
.floor__title{ font-family:var(--serif); font-weight:700; color:#fff; font-size:clamp(1.9rem,4vw,2.6rem); line-height:1.05; }
.floor__tag{ color:var(--mute); margin-top:.35rem; max-width:34rem; }
.svc-grid{ display:grid; grid-template-columns:repeat(auto-fill,minmax(250px,1fr)); gap:1rem; }
.svc{ display:flex; flex-direction:column; gap:.55rem; min-height:178px; padding:1.25rem; border-radius:16px; border:1px solid var(--line); text-decoration:none; color:#fff;
  background:linear-gradient(160deg, rgba(255,255,255,.065), rgba(255,255,255,.015)); }
.svc:hover{ border-color:var(--line-strong); }
.svc__top{ display:flex; align-items:center; justify-content:space-between; }
.svc__mark{ font-family:var(--mono); font-size:.66rem; letter-spacing:.14em; color:var(--gold-dark); }
.svc__icon{ width:40px; height:40px; display:grid; place-items:center; border-radius:11px; background:rgba(212,175,55,.1); border:1px solid var(--line); color:var(--gold-light); }
.svc__icon svg{ width:20px; height:20px; }
.svc h3{ font-family:var(--serif); font-size:1.4rem; font-weight:700; line-height:1.1; }
.svc p{ color:var(--mute); font-size:.86rem; line-height:1.5; }
.svc__also{ font-family:var(--mono); font-size:.62rem; letter-spacing:.1em; text-transform:uppercase; color:var(--gold-light); border:1px solid var(--line); border-radius:999px; padding:.15rem .5rem; align-self:flex-start; }
.svc__go{ margin-top:auto; display:inline-flex; align-items:center; gap:.35rem; font-size:.8rem; color:var(--gold-light); transition:gap .2s; }
.svc__go svg{ width:14px; height:14px; }
.svc:hover .svc__go{ gap:.65rem; }

/* ---------- stat strip on dark ---------- */
.hud-stats{ display:grid; grid-template-columns:repeat(2,1fr); gap:1.5rem; border-top:1px solid var(--line); border-bottom:1px solid var(--line); padding:1.6rem 0; margin-top:2.5rem; }
@media (min-width:768px){ .hud-stats{ grid-template-columns:repeat(4,1fr); } }
.hud-stats b{ display:block; font-family:var(--serif); font-size:2.2rem; line-height:1; color:#fff; }
.hud-stats span{ font-family:var(--mono); font-size:.68rem; letter-spacing:.14em; text-transform:uppercase; color:var(--mute); }

/* ---------- service detail pages (light body) ---------- */
.feat{ padding:1.75rem; border-radius:18px; background:#fff; border:1px solid rgba(212,175,55,.22); box-shadow:0 10px 30px -18px rgba(10,22,40,.3); }
.feat__icon{ width:52px; height:52px; display:grid; place-items:center; border-radius:14px; background:var(--navy); color:var(--gold); margin-bottom:1.1rem; }
.feat__icon svg{ width:26px; height:26px; }
.feat h3{ font-family:var(--serif); font-size:1.5rem; font-weight:700; color:var(--navy); margin-bottom:.4rem; line-height:1.15; }
.feat p{ color:#4b5563; line-height:1.65; }
.fit-list{ list-style:none; padding:0; margin:0; display:grid; gap:.7rem; }
.fit-list li{ display:flex; gap:.7rem; align-items:flex-start; color:#374151; }
.fit-list svg{ flex:0 0 auto; width:20px; height:20px; color:var(--gold-dark); margin-top:2px; }
.callout{ border-left:3px solid var(--gold); background:rgba(212,175,55,.09); padding:1rem 1.25rem; border-radius:0 12px 12px 0; color:#374151; font-size:.95rem; line-height:1.6; }
.callout b{ color:var(--navy); }
.faq details{ background:#fff; border:1px solid rgba(10,22,40,.1); border-radius:14px; padding:1rem 1.25rem; transition:border-color .2s; }
.faq details + details{ margin-top:.75rem; }
.faq details[open]{ border-color:var(--line-strong); }
.faq summary{ cursor:pointer; list-style:none; display:flex; justify-content:space-between; gap:1rem; font-weight:600; color:var(--navy); }
.faq summary::-webkit-details-marker{ display:none; }
.faq summary::after{ content:"+"; font-family:var(--mono); color:var(--gold-dark); font-size:1.2rem; line-height:1; transition:transform .2s; }
.faq details[open] summary::after{ transform:rotate(45deg); }
.faq p{ margin-top:.75rem; color:#4b5563; line-height:1.65; }
.chambers-step h3{ font-family:var(--serif); font-size:1.35rem; font-weight:700; color:var(--navy); margin-bottom:.35rem; }
.chambers-step p{ color:#4b5563; font-size:.95rem; line-height:1.6; }
.cta-band{ position:relative; isolation:isolate; overflow:hidden; text-align:center; background:var(--navy); color:#fff; border-radius:24px; padding:3.25rem 1.5rem; }
.cta-band::before{ content:""; position:absolute; inset:0; z-index:-1; background:radial-gradient(70% 120% at 50% 0%, rgba(212,175,55,.18), transparent 65%); }
.cta-band .hud-grid{ z-index:-1; opacity:.6; }
.cta-band h2{ font-family:var(--serif); font-weight:700; font-size:clamp(1.8rem,4vw,2.5rem); line-height:1.1; }
.delivery-note{ display:flex; gap:.75rem; align-items:flex-start; font-size:.88rem; color:#4b5563; line-height:1.6; }
.delivery-note svg{ flex:0 0 auto; width:20px; height:20px; color:var(--gold-dark); margin-top:2px; }
.more-card{ display:block; padding:1.25rem; border-radius:14px; background:#fff; border:1px solid rgba(212,175,55,.22); text-decoration:none; color:var(--navy); }
.more-card:hover{ border-color:var(--gold); }
.more-card h3{ font-family:var(--serif); font-size:1.3rem; font-weight:700; line-height:1.15; }
.more-card p{ color:#6b7280; font-size:.85rem; margin-top:.3rem; }
.more-card svg{ width:22px; height:22px; color:var(--gold-dark); margin-bottom:.6rem; }

/* ---------- blog ---------- */
.post-card{ display:flex; flex-direction:column; border-radius:18px; overflow:hidden; background:#fff; border:1px solid rgba(212,175,55,.22); text-decoration:none; color:var(--navy); height:100%; }
.post-card__top{ position:relative; isolation:isolate; overflow:hidden; background:var(--navy); padding:1.5rem; min-height:130px; display:flex; flex-direction:column; justify-content:space-between; }
.post-card__top .hud-grid{ z-index:-1; opacity:.7; }
.post-card__cat{ font-family:var(--mono); font-size:.68rem; letter-spacing:.16em; text-transform:uppercase; color:var(--gold-light); }
.post-card__top svg{ width:30px; height:30px; color:var(--gold); }
.post-card__body{ padding:1.25rem 1.4rem 1.4rem; display:flex; flex-direction:column; gap:.5rem; flex:1; }
.post-card h3{ font-family:var(--serif); font-size:1.5rem; font-weight:700; line-height:1.12; }
.post-card p{ color:#4b5563; font-size:.92rem; line-height:1.6; }
.post-card__meta{ margin-top:auto; font-family:var(--mono); font-size:.7rem; letter-spacing:.08em; text-transform:uppercase; color:#8a93a3; }
.article{ max-width:44rem; margin:0 auto; color:#374151; font-size:1.075rem; line-height:1.8; }
.article h2{ font-family:var(--serif); font-size:2rem; font-weight:700; color:var(--navy); margin:2.5rem 0 .75rem; line-height:1.15; }
.article h3{ font-family:var(--serif); font-size:1.5rem; font-weight:700; color:var(--navy); margin:1.8rem 0 .5rem; }
.article p{ margin:0 0 1.2rem; }
.article ul, .article ol{ margin:0 0 1.4rem 1.2rem; display:grid; gap:.5rem; }
.article ul{ list-style:disc; } .article ol{ list-style:decimal; }
.article a{ color:var(--gold-dark); text-decoration:underline; text-underline-offset:3px; }
.article blockquote{ border-left:3px solid var(--gold); padding-left:1.1rem; font-family:var(--serif); font-size:1.4rem; font-style:italic; color:var(--navy); margin:1.8rem 0; }
.article-meta{ font-family:var(--mono); font-size:.72rem; letter-spacing:.1em; text-transform:uppercase; color:#a9b3c9; }

/* ---------- portal teaser ---------- */
.portal-panel{ position:relative; isolation:isolate; overflow:hidden; border-radius:24px; background:linear-gradient(135deg,var(--navy) 0%,var(--navy-light) 55%,var(--navy) 100%); border:1px solid var(--line-strong); padding:3rem 1.75rem; text-align:center; color:#fff; }
.portal-panel .hud-grid{ z-index:-1; }
.portal-pill{ display:inline-flex; align-items:center; gap:.5rem; font-family:var(--mono); font-size:.72rem; letter-spacing:.16em; text-transform:uppercase; color:var(--gold-light); border:1px solid var(--line-strong); border-radius:999px; padding:.4rem .9rem; background:rgba(212,175,55,.08); }
.portal-pill::before{ content:""; width:8px; height:8px; border-radius:50%; background:var(--gold); animation:foan-pulse 1.8s ease-in-out infinite; }
@keyframes foan-pulse{ 50%{ opacity:.25; } }

/* ---------- footer ---------- */
.foan-footer{ background:var(--navy); color:#fff; padding:0 0 2rem; border-top:1px solid var(--line); }
.foan-footer__strip{ border-bottom:1px solid rgba(255,255,255,.1); }
.foan-footer__strip > div{ max-width:80rem; margin:0 auto; padding:.8rem 1.5rem; display:flex; flex-wrap:wrap; gap:.5rem 2rem; justify-content:center; }
.foan-footer__grid{ max-width:80rem; margin:0 auto; padding:3.5rem 1.5rem 0; display:grid; gap:2.5rem; grid-template-columns:1fr; }
@media (min-width:768px){ .foan-footer__grid{ grid-template-columns:1.6fr 1fr 1.3fr 1fr; } }
.foan-footer h4{ font-family:var(--mono); font-size:.72rem; letter-spacing:.16em; text-transform:uppercase; color:var(--gold); margin-bottom:1rem; }
.foan-footer ul{ list-style:none; padding:0; margin:0; display:grid; gap:.55rem; }
.foan-footer li a{ color:#9ca3af; font-size:.9rem; text-decoration:none; transition:color .2s; }
.foan-footer li a:hover{ color:var(--gold); }
.foan-footer__base{ max-width:80rem; margin:2.5rem auto 0; padding:1.5rem 1.5rem 0; border-top:1px solid rgba(255,255,255,.1); display:flex; flex-wrap:wrap; justify-content:space-between; gap:.5rem 1rem; color:#6b7280; font-size:.85rem; }

.wa-float{ position:fixed; right:1.25rem; bottom:1.25rem; z-index:55; width:56px; height:56px; display:grid; place-items:center; border-radius:50%; background:#25d366; color:#fff; box-shadow:0 12px 30px -8px rgba(0,0,0,.5); transition:transform .2s; }
.wa-float:hover{ transform:scale(1.1); }
.wa-float::after{ content:""; position:absolute; inset:-6px; border-radius:50%; border:2px solid rgba(37,211,102,.55); animation:foan-ring 2.4s ease-out infinite; }
@keyframes foan-ring{ from{ transform:scale(.85); opacity:.9; } to{ transform:scale(1.35); opacity:0; } }

/* ---------- reveal on scroll ---------- */
.js .reveal{ opacity:0; translate:0 18px; transition:opacity .7s ease, translate .7s cubic-bezier(.2,.7,.2,1), transform .3s ease, box-shadow .3s ease, border-color .3s ease; transition-delay:var(--d,0ms), var(--d,0ms), 0s, 0s, 0s; }
.js .reveal.is-in{ opacity:1; translate:0 0; }

@media (prefers-reduced-motion:reduce){
  html{ scroll-behavior:auto; }
  .page-hero::after, .wa-float::after, .portal-pill::before{ animation:none; }
  .js .reveal{ opacity:1; translate:none; transition:none; }
  *{ transition-duration:.01ms !important; }
}