/* ==========================================================================
   CAQA Academy: shared components
   Mega menu, sticky mobile CTA, and the reusable pieces every inner page needs.
   Load order: style.css, phase2.css, components.css
   ========================================================================== */

/* ---------- Mega menu ---------------------------------------------------- */
.nav{position:sticky;top:0;z-index:80}
.menu{gap:.05rem}

.m-item{position:static;display:flex}
.m-link,.m-trigger{
  display:inline-flex;align-items:center;gap:.32rem;
  color:var(--ink);font:inherit;font-weight:500;font-size:.9rem;
  padding:.5rem .62rem;border-radius:var(--r-pill);border:0;background:none;
  text-decoration:none;position:relative;white-space:nowrap;cursor:pointer;line-height:1.2;
}
.m-link:hover,.m-trigger:hover{color:var(--violet-600);background:var(--violet-050);text-decoration:none}
.m-link.active,.m-trigger[aria-expanded="true"]{color:var(--violet-600);font-weight:600}
.m-link.active::after{
  content:"";position:absolute;left:.62rem;right:.62rem;bottom:.15rem;height:2px;
  background:var(--violet);border-radius:2px;
}
.m-trigger .chev{width:12px;height:12px;stroke-width:2.6;transition:transform .18s ease;color:currentColor}
.m-trigger[aria-expanded="true"] .chev{transform:rotate(180deg)}

.m-panel{
  position:absolute;left:0;right:0;top:100%;z-index:90;
  padding:0 22px;opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity .16s ease,transform .16s ease,visibility .16s;
}
.m-panel[data-open="true"]{opacity:1;visibility:visible;transform:none}
.m-panel__inner{
  max-width:var(--max);margin:0 auto;background:#fff;border-radius:0 0 var(--r-lg) var(--r-lg);
  box-shadow:var(--sh-lg);border:1px solid var(--line);border-top:3px solid var(--violet);
  padding:1.6rem 1.8rem;display:grid;gap:1.6rem;
}
.m-panel--4 .m-panel__inner{grid-template-columns:repeat(3,1fr) 1.15fr}
.m-panel--3 .m-panel__inner{grid-template-columns:repeat(2,1fr) 1.15fr}

.m-col h4{
  font-size:.7rem;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);
  margin:0 0 .7rem;font-weight:700;
}
.m-col ul{display:flex;flex-direction:column;gap:.05rem}
.m-col a{
  display:flex;align-items:center;gap:.45rem;font-size:.88rem;color:var(--ink);
  padding:.38rem .5rem;border-radius:8px;text-decoration:none;transition:.15s;
}
.m-col a:hover{background:var(--violet-050);color:var(--violet-600);transform:translateX(4px);text-decoration:none}
.m-col a .i{width:15px;height:15px;color:var(--violet);opacity:.75;flex:none}
.soon{
  font-size:.6rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  background:var(--violet-100);color:var(--violet-700);padding:.1rem .38rem;border-radius:var(--r-pill);margin-left:auto;
}

.m-promo{
  background:var(--violet-050);border:1px solid var(--line);border-radius:var(--r);
  padding:1.1rem 1.15rem;display:flex;flex-direction:column;
}
.m-promo--gold{background:var(--cream);border-color:#F3E3C7}
.m-promo b{color:var(--navy);font-size:.92rem;display:block;margin-bottom:.35rem}
.m-promo p{font-size:.8rem;color:var(--body);margin:0 0 .9rem;flex:1;line-height:1.5}
.m-promo .btn{padding:.6rem 1rem;font-size:.83rem;align-self:flex-start}

.m-scrim{
  position:fixed;inset:0;background:rgba(22,37,90,.22);z-index:70;opacity:0;visibility:hidden;
  transition:opacity .18s ease,visibility .18s;backdrop-filter:blur(1px);
}
.m-scrim[data-open="true"]{opacity:1;visibility:visible}

/* ---------- Sticky mobile CTA -------------------------------------------- */
.stickybar{
  position:fixed;left:0;right:0;bottom:0;z-index:75;display:none;gap:.6rem;
  padding:.7rem .9rem calc(.7rem + env(safe-area-inset-bottom));
  background:rgba(255,255,255,.96);backdrop-filter:blur(10px);
  border-top:1px solid var(--line);box-shadow:0 -6px 24px rgba(28,20,70,.08);
  transform:translateY(110%);transition:transform .24s ease;
}
.stickybar[data-show="true"]{transform:none}
.stickybar .btn{flex:1;padding:.72rem 1rem;font-size:.88rem}
.stickybar .btn-call{flex:0 0 48px;padding:0;height:44px;background:var(--violet-050);color:var(--violet-700);border:1px solid var(--line)}

/* ---------- Breadcrumb ---------------------------------------------------- */
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:.35rem;font-size:.8rem;color:var(--muted);margin-bottom:1rem}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--violet-600)}
.crumbs .sep{opacity:.5}
.crumbs [aria-current="page"]{color:var(--navy);font-weight:600}

/* ---------- Page hero (inner pages) -------------------------------------- */
.phero{position:relative;overflow:hidden;background:linear-gradient(180deg,#fff,var(--wash));padding:44px 0 52px}
.phero h1{font-size:clamp(1.9rem,3.6vw,2.7rem);margin-bottom:.6rem}
.phero .lede{font-size:1rem;max-width:44rem;color:var(--body)}
.phero .meta{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.1rem}

/* ---------- In-page table of contents ------------------------------------ */
.withtoc{display:grid;grid-template-columns:230px 1fr;gap:2.4rem;align-items:start}
.toc{position:sticky;top:96px;border-left:2px solid var(--line);padding-left:1rem}
.toc h4{font-size:.7rem;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);margin-bottom:.6rem}
.toc a{display:block;font-size:.85rem;color:var(--body);padding:.3rem 0;text-decoration:none}
.toc a:hover,.toc a.active{color:var(--violet-600);font-weight:600}

/* ---------- FAQ accordion ------------------------------------------------- */
.faq{border:1px solid var(--line);border-radius:var(--r);background:#fff;overflow:hidden}
.faq details{border-bottom:1px solid var(--line)}
.faq details:last-child{border-bottom:0}
.faq summary{
  cursor:pointer;list-style:none;padding:1rem 1.2rem;font-weight:600;color:var(--navy);
  font-size:.94rem;display:flex;align-items:center;justify-content:space-between;gap:1rem;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{background:var(--violet-050)}
.faq summary .pm{width:20px;height:20px;flex:none;color:var(--violet);transition:transform .18s}
.faq details[open] summary .pm{transform:rotate(45deg)}
.faq .ans{padding:0 1.2rem 1.1rem;font-size:.88rem;color:var(--body)}
.faq .ans p:last-child{margin-bottom:0}

/* ---------- Related grid --------------------------------------------------- */
.related{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.rel{
  background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1.1rem;
  text-decoration:none;display:block;transition:transform .2s,box-shadow .2s;
}
.rel:hover{transform:translateY(-4px);box-shadow:var(--sh);text-decoration:none}
.rel b{display:block;color:var(--navy);font-size:.94rem;margin-bottom:.25rem}
.rel span{font-size:.82rem;color:var(--muted)}

/* ---------- Forms ---------------------------------------------------------- */
.form{display:grid;gap:1rem}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.field label{display:block;font-size:.82rem;font-weight:600;color:var(--navy);margin-bottom:.35rem}
.field input,.field select,.field textarea{
  width:100%;font:inherit;font-size:.92rem;padding:.72rem .9rem;border:1px solid var(--line);
  border-radius:var(--r-sm);background:#fff;color:var(--ink);outline:none;transition:border-color .15s,box-shadow .15s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--violet);box-shadow:0 0 0 3px rgba(109,74,214,.14);
}
.field textarea{min-height:110px;resize:vertical}
.field .help{font-size:.76rem;color:var(--muted);margin:.3rem 0 0}
.field .err{font-size:.78rem;color:#C2415F;margin:.3rem 0 0;display:none}
.field[data-invalid] input,.field[data-invalid] select{border-color:#C2415F}
.field[data-invalid] .err{display:block}

/* ---------- Callouts -------------------------------------------------------- */
.callout{border-left:4px solid var(--violet);background:var(--violet-050);border-radius:var(--r-sm);padding:1rem 1.2rem;font-size:.88rem}
.callout--gold{border-left-color:var(--gold);background:var(--cream)}
.callout--mint{border-left-color:var(--mint);background:#EAF6F3}
.callout b{color:var(--navy)}

/* ---------- Stat row --------------------------------------------------------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1.2rem;text-align:center}
.stat b{display:block;font-size:1.7rem;font-weight:800;color:var(--violet);letter-spacing:-.02em}
.stat span{font-size:.8rem;color:var(--muted)}

/* ---------- Responsive ------------------------------------------------------- */
@media (max-width:1024px){
  .withtoc{grid-template-columns:1fr}
  .toc{position:static;border-left:0;border-top:2px solid var(--line);padding:1rem 0 0}
  .related{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
}

@media (max-width:760px){
  /* Mega menu becomes an accordion drawer */
  .menu{
    position:fixed;inset:auto 0 0 0;top:var(--navh,116px);
    background:#fff;flex-direction:column;align-items:stretch;
    padding:.8rem 1.1rem 6rem;gap:.1rem;overflow-y:auto;
    box-shadow:var(--sh-lg);border-top:1px solid var(--line);
  }
  .m-item{display:block}
  .m-link,.m-trigger{width:100%;justify-content:space-between;padding:.85rem .6rem;border-radius:var(--r-sm);font-size:.95rem}
  .m-link.active::after{display:none}
  .m-panel{
    position:static;padding:0;opacity:1;visibility:visible;transform:none;
    display:none;
  }
  .m-panel[data-open="true"]{display:block}
  .m-panel__inner{
    grid-template-columns:1fr!important;box-shadow:none;border:0;border-radius:0;
    padding:.2rem .6rem 1rem;gap:1rem;background:transparent;
  }
  .m-col a{padding:.6rem .5rem;font-size:.9rem}
  .m-promo{padding:.9rem 1rem}
  .m-scrim{display:none}
  .stickybar{display:flex}
  .related{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .form-row{grid-template-columns:1fr}
  main{padding-bottom:0}
  body{padding-bottom:72px}
}