/* =====================================================================
   Karnataka Optometry Association - design system
   One stylesheet, custom properties, no framework, no build step.
   Palette derived from imgs/logo-koa-2.webp (navy + cyan). All text/UI
   pairings verified WCAG 2.1 AA by the DOM audit in tools/.
   ===================================================================== */

/* ---- Fonts (self-hosted, latin subset, font-display: swap) ---------- */
@font-face{font-family:Inter;font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/inter-400.woff2) format("woff2")}
@font-face{font-family:Inter;font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/inter-500.woff2) format("woff2")}
@font-face{font-family:Inter;font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/inter-600.woff2) format("woff2")}
@font-face{font-family:Inter;font-style:normal;font-weight:700;font-display:swap;src:url(../fonts/inter-700.woff2) format("woff2")}
@font-face{font-family:Sora;font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/sora-500.woff2) format("woff2")}
@font-face{font-family:Sora;font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/sora-600.woff2) format("woff2")}
@font-face{font-family:Sora;font-style:normal;font-weight:700;font-display:swap;src:url(../fonts/sora-700.woff2) format("woff2")}

/* ---- Tokens --------------------------------------------------------- */
:root{
  --cream:#f4f7fa; --cream-2:#eef3f8; --surface:#ffffff;
  --ink:#1a2b3c; --ink-2:#41566b; --ink-3:#51687d;
  --navy:#0c3a66; --navy-2:#082f57; --navy-ink:#0a4d8c;
  --teal:#15a0c8; --teal-ink:#0e6f93; --teal-btn:#0c7099;
  --cyan-on-dark:#7ad3ee; --muted-on-navy:#b9cee0;
  --line:#d8e2ec; --line-2:#e6edf4;
  --shadow-sm:0 1px 2px rgba(12,58,102,.06),0 2px 8px rgba(12,58,102,.06);
  --shadow-md:0 6px 22px rgba(12,58,102,.10);
  --shadow-lg:0 18px 50px rgba(12,58,102,.16);

  --font-head:Sora,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-body:Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;

  --fs-eyebrow:.78rem;
  --fs-body:1.0625rem;
  --fs-lead:clamp(1.12rem,1.02rem + .5vw,1.3rem);
  --fs-h3:clamp(1.18rem,1.08rem + .5vw,1.4rem);
  --fs-h2:clamp(1.6rem,1.3rem + 1.4vw,2.35rem);
  --fs-h1:clamp(2.1rem,1.6rem + 2.4vw,3.4rem);
  --fs-display:clamp(2.4rem,1.8rem + 3vw,4rem);

  --r-sm:8px; --r-md:14px; --r-lg:22px; --r-pill:999px;
  --radius:var(--r-md); --ease:ease;
  --maxw:1120px; --maxw-wide:1240px;
  --space:clamp(3.2rem,2.4rem + 3vw,5.5rem);
}

/* ---- Reset ---------------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font-body);font-size:var(--fs-body);line-height:1.65;
  color:var(--ink);background:var(--cream);-webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--teal-ink);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{color:var(--navy-ink)}
h1,h2,h3,h4{font-family:var(--font-head);color:var(--ink);line-height:1.15;
  letter-spacing:-.015em;margin:0 0 .5em;font-weight:700}
h1{font-size:var(--fs-h1)} h2{font-size:var(--fs-h2);font-weight:600}
h3{font-size:var(--fs-h3);font-weight:600} p{margin:0 0 1rem}
ul,ol{margin:0 0 1rem;padding-left:1.2rem} li{margin:.3rem 0}
strong{font-weight:600}
:focus-visible{outline:3px solid var(--navy-ink);outline-offset:2px;border-radius:3px}

/* ---- Skip link ------------------------------------------------------ */
.skip-link{position:absolute;left:-9999px;top:0;z-index:200;background:var(--navy);
  color:#fff;padding:.7rem 1.1rem;border-radius:0 0 var(--r-sm) 0;font-weight:600}
.skip-link:focus{left:0;color:#fff}

/* ---- Layout --------------------------------------------------------- */
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(1.1rem,4vw,2rem)}
.container.wide{max-width:var(--maxw-wide)}
.section{padding-block:var(--space)}
.section--white{background:var(--surface)}
.section--cream2{background:var(--cream-2)}
.section--navy{background:var(--navy);color:#fff}
.section--navy h1,.section--navy h2,.section--navy h3{color:#fff}
.section-head{max-width:46rem;margin-bottom:clamp(2rem,1.4rem + 2vw,3rem)}
.section-head.center{margin-inline:auto;text-align:center}
.section-head p:not(.eyebrow){color:var(--ink-2);font-size:var(--fs-lead);margin-bottom:0}
.section--navy .section-head p:not(.eyebrow){color:var(--muted-on-navy)}
.lead{font-size:var(--fs-lead);color:var(--ink-2)}

/* ---- Eyebrow -------------------------------------------------------- */
.eyebrow{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--font-body);
  font-size:var(--fs-eyebrow);font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--teal-ink);margin:0 0 .9rem}
.eyebrow::before{content:"";width:1.6rem;height:2px;background:var(--teal);border-radius:2px}
.section--navy .eyebrow{color:var(--cyan-on-dark)}
.section--navy .eyebrow::before{background:var(--cyan-on-dark)}
.section-head.center .eyebrow::before{display:none}

/* ---- Buttons -------------------------------------------------------- */
.btn{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--font-body);
  font-weight:600;font-size:1rem;line-height:1;padding:.85rem 1.4rem;border-radius:var(--r-pill);
  border:2px solid transparent;cursor:pointer;text-decoration:none;transition:transform .15s ease,
  background .15s ease,border-color .15s ease,box-shadow .15s ease}
.btn:hover{transform:translateY(-2px)}
.btn svg{width:1.05em;height:1.05em}
.btn-primary{background:var(--teal-btn);color:#fff;border-color:var(--teal-btn);box-shadow:var(--shadow-sm)}
.btn-primary:hover{background:#0a607f;border-color:#0a607f;color:#fff;box-shadow:var(--shadow-md)}
.btn-secondary{background:transparent;color:var(--navy-ink);border-color:var(--navy-ink)}
.btn-secondary:hover{background:var(--navy-ink);color:#fff}
.section--navy .btn-secondary{color:#fff;border-color:var(--cyan-on-dark)}
.section--navy .btn-secondary:hover{background:var(--cyan-on-dark);color:var(--navy-2)}
.btn-text{display:inline-flex;align-items:center;gap:.4rem;font-weight:600;text-decoration:none;
  color:var(--teal-ink)}
.btn-text svg{width:1em;height:1em;transition:transform .15s ease}
.btn-text:hover svg{transform:translateX(3px)}
.section--navy .btn-text{color:var(--cyan-on-dark)}
.btn-row{display:flex;flex-wrap:wrap;gap:.9rem;margin-top:1.6rem}

/* ---- Header / nav --------------------------------------------------- */
.site-header{position:sticky;top:0;z-index:100;background:rgba(244,247,250,.86);
  backdrop-filter:saturate(150%) blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:1rem;
  min-height:72px;padding-block:.5rem}
.brand{display:inline-flex;align-items:center;gap:.65rem;font-family:var(--font-head);
  font-weight:700;color:var(--ink);text-decoration:none;font-size:1.02rem;line-height:1.1}
.brand img{width:86px;height:86px;border-radius:50%}
.brand small{display:block;font-family:var(--font-body);font-weight:500;font-size:.72rem;
  letter-spacing:.04em;color:var(--ink-3);text-transform:uppercase}
.nav-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;
  background:transparent;border:1px solid var(--line);border-radius:var(--r-sm);color:var(--navy);cursor:pointer}
.nav-toggle svg{width:24px;height:24px}
.nav-toggle .icon-close{display:none}
.nav-toggle[aria-expanded="true"] .icon-open{display:none}
.nav-toggle[aria-expanded="true"] .icon-close{display:block}
.nav-menu{display:flex;align-items:center;gap:.2rem;list-style:none;margin:0;padding:0}
.nav-menu a:not(.btn){display:inline-block;padding:.5rem .72rem;border-radius:var(--r-sm);
  font-weight:500;font-size:.96rem;color:var(--ink-2);text-decoration:none;white-space:nowrap}
.nav-menu a:not(.btn):hover{color:var(--navy);background:var(--cream-2)}
.nav-menu a:not(.btn)[aria-current="page"]{color:var(--navy-ink);font-weight:600}
.nav-cta{margin-left:.4rem}
.nav-cta .btn{padding:.6rem 1.05rem}
/* The CTA button keeps its own white label even though it sits in .nav-menu;
   .nav-menu a (0-1-1) would otherwise out-specify .btn-primary (0-1-0). */
.nav-menu a.btn-primary{color:#fff}

@media(max-width:980px){
  .nav-toggle{display:inline-flex}
  .nav-menu{position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;
    gap:.15rem;background:var(--surface);border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-md);padding:.8rem clamp(1.1rem,4vw,2rem) 1.2rem;
    max-height:calc(100dvh - 72px);overflow:auto}
  .nav-menu a{padding:.75rem .6rem;font-size:1.05rem}
  .nav-cta{margin:.4rem 0 0}
  .nav-cta .btn{width:100%;justify-content:center}
  /* No-JS: menu is visible by default; JS collapses it. */
  .js .nav-menu{display:none}
  .js .nav-menu.open{display:flex}
}

/* ---- Hero ----------------------------------------------------------- */
/* Keep the hero tints light enough that the eyebrow/lead text stay AA. The DOM
   audit averages all gradient stops, so a strong corner radial would drag the
   composite background too dark even though the radial is mostly off-canvas. */
.hero{position:relative;overflow:hidden;background:
  radial-gradient(1100px 540px at 88% -8%,rgba(21,160,200,.10),rgba(244,247,250,0) 60%),
  linear-gradient(180deg,var(--cream) 0%,var(--cream-2) 100%)}
.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2rem,4vw,4rem);
  align-items:center;padding-block:clamp(3rem,2rem + 5vw,6rem)}
.hero h1{font-size:var(--fs-display);margin-bottom:1rem}
.hero p.lead{margin-bottom:0}
.hero-media{position:relative}
.hero-media img{width:100%;border-radius:var(--r-lg);box-shadow:var(--shadow-lg);
  aspect-ratio:4/3;object-fit:cover}
.hero-badge{position:absolute;left:-14px;bottom:-14px;background:var(--surface);
  border-radius:var(--r-md);box-shadow:var(--shadow-md);padding:.8rem 1rem;display:flex;
  align-items:center;gap:.7rem;max-width:261px}
.hero-badge img{width:64px;height:64px;border-radius:50%}
.hero-badge b{font-family:var(--font-head);font-size:.95rem;color:var(--navy)}
.hero-badge span{font-size:.8rem;color:var(--ink-3);line-height:1.3}
@media(max-width:860px){
  .hero-inner{grid-template-columns:1fr;gap:2.2rem}
  .hero-media{order:-1;max-width:520px}
}

/* ---- Stat band ------------------------------------------------------ */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(1rem,3vw,2.4rem)}
.stat{text-align:center}
.stat b{display:block;font-family:var(--font-head);font-weight:700;
  font-size:clamp(2rem,1.4rem + 2.4vw,2.9rem);color:#fff;line-height:1}
.stat span{display:block;margin-top:.4rem;color:var(--muted-on-navy);font-size:.92rem;font-weight:500}
@media(max-width:620px){.stats{grid-template-columns:repeat(2,1fr);gap:1.6rem}}

/* ---- Grids / cards -------------------------------------------------- */
.grid{display:grid;gap:clamp(1.1rem,2.4vw,1.8rem)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:860px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:1.6rem;box-shadow:var(--shadow-sm);transition:transform .18s ease,box-shadow .18s ease;
  display:flex;flex-direction:column}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.card h3{margin-bottom:.4rem}
.card p:last-child{margin-bottom:0}
.card .btn-row{margin-top:auto;padding-top:1.6rem}
.card .ico{width:52px;height:52px;border-radius:var(--r-md);display:grid;place-items:center;
  background:var(--cream-2);color:var(--teal-ink);margin-bottom:1rem}
.card .ico svg{width:26px;height:26px}

.pillar{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:1.6rem;box-shadow:var(--shadow-sm)}
.pillar img{width:100%;border-radius:var(--r-md);margin-bottom:1rem;background:var(--cream-2)}

/* ---- Split feature -------------------------------------------------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(1.8rem,4vw,3.5rem);align-items:center}
.split.rev .split-media{order:2}
.split-media img{width:100%;border-radius:var(--r-lg);box-shadow:var(--shadow-md)}
.split-media .illus{background:var(--cream-2);border:1px solid var(--line);border-radius:var(--r-lg);padding:1.2rem}
@media(max-width:820px){.split{grid-template-columns:1fr}.split.rev .split-media{order:0}}

/* ---- Checklist ------------------------------------------------------ */
.checklist{list-style:none;padding:0;margin:1rem 0 0;display:grid;gap:.7rem}
.checklist li{position:relative;padding-left:2rem;margin:0;color:var(--ink-2)}
.checklist li::before{content:"";position:absolute;left:0;top:.15em;width:1.3rem;height:1.3rem;
  border-radius:50%;background:var(--cream-2);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230e6f93' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size:.85rem;background-position:center;background-repeat:no-repeat}
.section--navy .checklist li{color:var(--muted-on-navy)}
.section--navy .checklist li::before{background-color:rgba(255,255,255,.12);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%237ad3ee' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E")}

/* ---- Steps ---------------------------------------------------------- */
.steps{counter-reset:step;display:grid;gap:1.1rem}
.step{position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-md);padding:1.3rem 1.3rem 1.3rem 4rem;box-shadow:var(--shadow-sm)}
.step::before{counter-increment:step;content:counter(step);position:absolute;left:1.1rem;top:1.2rem;
  width:2rem;height:2rem;border-radius:50%;background:var(--navy);color:#fff;font-family:var(--font-head);
  font-weight:700;display:grid;place-items:center;font-size:.95rem}
.step h3{margin-bottom:.25rem;font-size:1.08rem}
.step p:last-child{margin-bottom:0}

/* ---- People (office bearers) ---------------------------------------- */
.people{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(1rem,2.4vw,1.7rem)}
.person{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow-sm);text-align:center}
.person img{width:100%;aspect-ratio:1/1;object-fit:contain;background:var(--cream-2)}
.person .pbody{padding:1rem .9rem 1.2rem}
.person b{font-family:var(--font-head);font-size:1.02rem;color:var(--ink);display:block;line-height:1.2}
.person span{display:block;margin-top:.3rem;font-size:.82rem;font-weight:600;letter-spacing:.04em;
  text-transform:uppercase;color:var(--teal-ink)}
@media(max-width:860px){.people{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.people{grid-template-columns:1fr}}

/* ---- Tables (members) ----------------------------------------------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-sm);background:var(--surface)}
table.registry{width:100%;border-collapse:collapse;min-width:520px}
table.registry caption{text-align:left;padding:1rem 1.2rem;font-family:var(--font-head);
  font-weight:600;color:var(--navy);font-size:1.1rem;border-bottom:1px solid var(--line)}
table.registry th,table.registry td{text-align:left;padding:.8rem 1.2rem;border-bottom:1px solid var(--line-2);font-size:.95rem}
table.registry thead th{background:var(--cream-2);color:var(--ink-2);font-weight:600;
  font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;position:sticky;top:0}
table.registry tbody tr:hover{background:var(--cream-2)}
table.registry td.num{color:var(--ink-3);font-variant-numeric:tabular-nums}
table.registry td.reg{font-family:var(--font-body);color:var(--teal-ink);font-weight:600;white-space:nowrap}

/* ---- Gallery -------------------------------------------------------- */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(.8rem,1.8vw,1.2rem)}
.gallery figure{position:relative;margin:0;border-radius:var(--r-md);overflow:hidden;box-shadow:var(--shadow-sm);background:var(--navy)}
.gallery img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block;transition:transform .4s ease}
.gallery figure:hover img{transform:scale(1.05)}
.gallery figcaption{position:absolute;left:0;right:0;bottom:0;padding:1.4rem .9rem .7rem;
  /* solid dark scrim band, not a fade, so audit + reality both pass */
  background:linear-gradient(180deg,rgba(8,47,87,0) 0%,rgba(8,47,87,.92) 55%);
  color:#fff;font-size:.86rem;font-weight:500}
@media(max-width:780px){.gallery{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.gallery{grid-template-columns:1fr}}

/* ---- Gallery lightbox / carousel (progressive enhancement) ---------- */
:root{
  --lb-accent:var(--cyan-on-dark); --lb-muted:var(--muted-on-navy);
  --lb-bg:rgba(8,20,34,.97); --lb-tile:var(--navy-2);
}
.js .gallery a{cursor:zoom-in}
.lb-lock{overflow:hidden}
.lb{position:fixed;inset:0;z-index:1000;display:flex;flex-direction:column;gap:.5rem;background:var(--lb-bg);padding:clamp(.6rem,.3rem + 1vw,1.1rem)}
.lb[hidden]{display:none}
.lb:focus{outline:none}
.lb-toolbar{flex:none;display:flex;align-items:center;justify-content:space-between;gap:1rem}
.lb-counter{font-size:.95rem;font-weight:600;color:var(--lb-muted);font-variant-numeric:tabular-nums;padding-left:.3rem}
.lb-tools{display:flex;align-items:center;gap:.4rem}
.lb-btn{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;padding:0;border-radius:999px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);color:#fff;cursor:pointer;transition:background-color .18s var(--ease),border-color .18s var(--ease)}
.lb-btn:hover{background:rgba(255,255,255,.14);border-color:var(--lb-accent)}
.lb-btn:focus-visible{outline:3px solid var(--lb-accent);outline-offset:2px}
.lb-btn svg{width:20px;height:20px}
.lb-main{position:relative;flex:1;min-height:0;display:flex;align-items:center;justify-content:center}
.lb-stage{margin:0;display:flex;flex-direction:column;align-items:center;gap:.7rem;max-width:100%}
.lb-imgwrap{display:inline-block;max-width:100%;overflow:hidden;border-radius:var(--radius);line-height:0;background:var(--lb-tile);box-shadow:0 18px 50px rgba(0,0,0,.55)}
.lb-img{display:block;max-width:100%;max-height:calc(100vh - 210px);max-height:calc(100dvh - 210px);width:auto;height:auto;object-fit:contain}
.lb-caption{color:var(--lb-muted);font-size:.95rem;text-align:center;max-width:62ch}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);width:52px;height:52px;padding:0;border-radius:999px;border:1px solid rgba(255,255,255,.18);background:rgba(8,20,34,.62);color:#fff;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;transition:background-color .18s var(--ease),border-color .18s var(--ease)}
.lb-nav:hover{background:rgba(8,20,34,.95);border-color:var(--lb-accent)}
.lb-nav:focus-visible{outline:3px solid var(--lb-accent);outline-offset:2px}
.lb-nav svg{width:26px;height:26px}
.lb-prev{left:clamp(.3rem,1vw,1.1rem)}
.lb-next{right:clamp(.3rem,1vw,1.1rem)}
.lb-thumbs{flex:none;display:flex;gap:.5rem;overflow-x:auto;overflow-y:hidden;padding:.3rem .2rem;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.3) transparent;justify-content:center}
.lb-thumbs::-webkit-scrollbar{height:8px}
.lb-thumbs::-webkit-scrollbar-thumb{background:rgba(255,255,255,.25);border-radius:8px}
.lb-thumb{flex:none;width:88px;height:62px;padding:0;border:2px solid transparent;border-radius:8px;overflow:hidden;background:var(--lb-tile);cursor:pointer;opacity:.5;transition:opacity .18s var(--ease),border-color .18s var(--ease)}
.lb-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.lb-thumb:hover{opacity:.85}
.lb-thumb[aria-current="true"]{opacity:1;border-color:var(--lb-accent)}
.lb-thumb:focus-visible{outline:3px solid var(--lb-accent);outline-offset:2px}
@media (prefers-reduced-motion:no-preference){
  .lb-img.is-zooming{animation:lb-kenburns 7s var(--ease) both}
}
@keyframes lb-kenburns{from{transform:scale(1)}to{transform:scale(1.07)}}
@media (max-width:600px){
  .lb-img{max-height:calc(100vh - 184px);max-height:calc(100dvh - 184px)}
  .lb-nav{width:44px;height:44px}.lb-nav svg{width:22px;height:22px}
  .lb-thumb{width:66px;height:48px}
  .lb-thumbs{justify-content:flex-start}
}
@media (prefers-reduced-motion:reduce){
  .lb-btn,.lb-nav,.lb-thumb{transition:none}
}

/* ---- FAQ ------------------------------------------------------------ */
.faq{display:grid;gap:.8rem;max-width:50rem}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--shadow-sm);overflow:hidden}
.faq summary{list-style:none;cursor:pointer;padding:1.1rem 1.3rem;font-family:var(--font-head);
  font-weight:600;color:var(--ink);display:flex;justify-content:space-between;align-items:center;gap:1rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";flex:none;width:1.1rem;height:1.1rem;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230a4d8c' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-size:contain;background-repeat:no-repeat;transition:transform .2s ease}
.faq details[open] summary::after{transform:rotate(180deg)}
.faq .faq-body{padding:0 1.3rem 1.2rem;color:var(--ink-2)}
.faq .faq-body p:last-child{margin-bottom:0}

/* ---- Definition / info list ----------------------------------------- */
.dl{display:grid;gap:1.1rem}
.dl .row{display:grid;grid-template-columns:auto 1fr;gap:1rem;align-items:start}
.dl .ico{flex:none;width:44px;height:44px;border-radius:var(--r-md);display:grid;place-items:center;
  background:var(--cream-2);color:var(--teal-ink)}
.section--navy .dl .ico{background:rgba(255,255,255,.1);color:var(--cyan-on-dark)}
.dl .ico svg{width:22px;height:22px}
.dl dt{font-family:var(--font-head);font-weight:600;color:var(--ink);margin-bottom:.1rem}
.section--navy .dl dt{color:#fff}
.dl dd{margin:0;color:var(--ink-2)}
.section--navy .dl dd{color:var(--muted-on-navy)}
.dl dd a{color:var(--teal-ink)}
.section--navy .dl dd a{color:var(--cyan-on-dark)}

/* ---- Breadcrumb ----------------------------------------------------- */
.breadcrumb{padding-block:1.1rem;font-size:.88rem;color:var(--ink-3)}
.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:.4rem;margin:0;padding:0}
.breadcrumb li{display:flex;align-items:center;gap:.4rem}
.breadcrumb li+li::before{content:"/";color:var(--line);}
.breadcrumb a{color:var(--ink-3);text-decoration:none}
.breadcrumb a:hover{color:var(--navy-ink)}
.breadcrumb [aria-current="page"]{color:var(--ink-2)}

/* ---- Page hero (inner) ---------------------------------------------- */
.page-hero{background:
  radial-gradient(900px 380px at 92% -20%,rgba(21,160,200,.10),rgba(244,247,250,0) 60%),
  linear-gradient(180deg,var(--cream-2),var(--cream))}
.page-hero .inner{padding-block:clamp(1.4rem,1rem + 2vw,2.6rem) clamp(2rem,1.4rem + 2.5vw,3.4rem);max-width:48rem}
.page-hero h1{margin-bottom:.7rem}
.page-hero p{font-size:var(--fs-lead);color:var(--ink-2);margin-bottom:0}

/* ---- CTA band ------------------------------------------------------- */
.cta-band{background:linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 100%);color:#fff;
  border-radius:var(--r-lg);padding:clamp(2rem,1.4rem + 3vw,3.4rem);text-align:center;
  position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;
  border-radius:50%;background:radial-gradient(circle,rgba(122,211,238,.25),transparent 70%)}
.cta-band h2{color:#fff;position:relative}
.cta-band p:not(.eyebrow){color:var(--muted-on-navy);max-width:40rem;margin-inline:auto;position:relative}
.cta-band .btn-row{justify-content:center;position:relative}
/* .cta-band is a dark (navy) component that can sit on a light section, so its
   accent + secondary button need on-dark colours regardless of the section tint. */
.cta-band .eyebrow{color:var(--cyan-on-dark);position:relative}
.cta-band .eyebrow::before{background:var(--cyan-on-dark)}
.cta-band .btn-secondary{color:#fff;border-color:var(--cyan-on-dark)}
.cta-band .btn-secondary:hover{background:var(--cyan-on-dark);color:var(--navy-2)}
.cta-band .btn-primary{background:#fff;color:var(--navy-2);border-color:#fff}
.cta-band .btn-primary:hover{background:var(--cyan-on-dark);border-color:var(--cyan-on-dark);color:var(--navy-2)}

/* ---- Notice / callout ----------------------------------------------- */
.notice{background:var(--cream-2);border:1px solid var(--line);border-left:4px solid var(--teal);
  border-radius:var(--r-md);padding:1.1rem 1.3rem;color:var(--ink-2)}
.notice strong{color:var(--ink)}

/* ---- Footer --------------------------------------------------------- */
.site-footer{background:var(--navy-2);color:var(--muted-on-navy)}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:2rem;
  padding-block:clamp(2.6rem,2rem + 2.5vw,3.6rem)}
.footer-brand{display:inline-flex;align-items:center;gap:.6rem;color:#fff;text-decoration:none;
  font-family:var(--font-head);font-weight:700;margin-bottom:.9rem}
.footer-brand img{width:42px;height:42px;border-radius:50%}
.site-footer h4{color:#fff;font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;
  font-family:var(--font-body);font-weight:600;margin:0 0 .9rem}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:.55rem}
.site-footer a{color:var(--muted-on-navy);text-decoration:none}
.site-footer a:hover{color:#fff}
.footer-bottom{padding-block:1.3rem;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:.6rem;font-size:.85rem}
.footer-bottom a{color:var(--cyan-on-dark)}
.footer-standards{margin:0;padding-top:1.1rem;border-top:1px solid rgba(255,255,255,.12);
  font-size:.8rem;color:var(--muted-on-navy)}
@media(max-width:900px){.footer-top{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.footer-top{grid-template-columns:1fr}}

/* ---- Floating contact button ---------------------------------------- */
.fab{position:fixed;right:1.1rem;bottom:1.1rem;z-index:90;display:inline-flex;align-items:center;
  gap:.5rem;background:var(--teal-btn);color:#fff;text-decoration:none;font-weight:600;
  padding:.8rem 1.2rem;border-radius:var(--r-pill);box-shadow:var(--shadow-lg);
  transition:transform .15s ease,background .15s ease}
.fab:hover{transform:translateY(-2px);background:#0a607f;color:#fff}
.fab svg{width:1.15em;height:1.15em}
@media(max-width:520px){.fab span{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
  .fab{padding:.9rem;border-radius:50%}}

/* ---- Contact form --------------------------------------------------- */
.form{display:grid;gap:1.1rem;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:clamp(1.4rem,1rem + 2vw,2.2rem);box-shadow:var(--shadow-sm)}
.field{display:grid;gap:.4rem}
.field label{font-weight:600;font-size:.92rem;color:var(--ink)}
.field input,.field textarea,.field select{font-family:inherit;font-size:1rem;color:var(--ink);
  background:var(--cream);border:1px solid var(--line);border-radius:var(--r-sm);padding:.75rem .9rem}
.field input:focus,.field textarea:focus,.field select:focus{outline:3px solid var(--navy-ink);outline-offset:1px;background:#fff}
.field textarea{resize:vertical;min-height:130px}
.form .hint{font-size:.85rem;color:var(--ink-3)}

/* ---- Utility -------------------------------------------------------- */
.center{text-align:center}
.mt-0{margin-top:0}.mb-0{margin-bottom:0}
.muted{color:var(--ink-3)}
.tag{display:inline-block;font-size:.74rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  color:var(--teal-ink);background:var(--cream-2);border:1px solid var(--line);
  border-radius:var(--r-pill);padding:.25rem .7rem}
.divider{height:1px;background:var(--line);border:0;margin-block:var(--space)}

/* ---- Reveal on scroll (fail-safe: visible unless JS arms it) -------- */
.js .reveal--armed{opacity:0;transform:translateY(18px)}
.js .reveal--armed.is-visible{opacity:1;transform:none;transition:opacity .5s ease,transform .5s ease}

/* ---- Reduced motion ------------------------------------------------- */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important;
    scroll-behavior:auto!important}
  html{scroll-behavior:auto}
}