/* APhBE — membership: hero call to action, the membership section and its form (kept separate from site.css) */
.btn-hero{display:inline-flex;align-items:center;justify-content:center;margin:0;text-decoration:none}
.hero-note{margin-top:16px}
@media (max-width:640px){.btn-hero{margin:0}}

.join{scroll-margin-top:24px;border-top:1px solid var(--rule-soft);padding:clamp(56px, 6.5vw, 96px) 0}
.join .wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.25fr);column-gap:clamp(40px, 5vw, 96px);align-items:start}
.j-line{margin:18px 0 0;font-family:var(--head);font-weight:800;font-size:clamp(30px, 3.6vw, 52px);line-height:1.04;letter-spacing:-.035em;color:var(--ink);max-width:14ch;text-wrap:balance}
.j-body{margin:22px 0 0;max-width:46ch;font-size:16px;line-height:1.6;color:var(--text)}
.j-list{margin:22px 0 0;padding:0;list-style:none;display:grid;gap:10px}
.j-list li{position:relative;padding-left:24px;font-size:15px;line-height:1.5;color:var(--text)}
.j-list li::before{content:"";position:absolute;left:0;top:.68em;width:12px;height:2px;background:var(--navy)}
.j-terms{margin:22px 0 0;max-width:46ch;font-size:14px;line-height:1.6;color:var(--text)}
.j-privacy{margin:14px 0 0;font-size:13px;line-height:1.6;color:var(--muted)}
.j-privacy a{color:var(--navy);font-weight:500}

.j-form{background:#fff;border:1px solid var(--rule);border-radius:16px;padding:clamp(22px, 2.6vw, 36px)}
.j-invited{margin:0 0 18px;padding:12px 16px;border-radius:10px;background:var(--pale-soft);font-size:14px;line-height:1.5;font-weight:500;color:var(--navy)}
.j-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px 14px}
.j-wide{grid-column:1 / -1}
.j-field label,.j-interests legend{display:block;margin:0 0 8px;padding:0;font-size:12px;font-weight:500;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.input{display:block;width:100%;height:54px;margin:0;padding:0 16px;border:1px solid var(--rule);border-radius:10px;background:#fff;font-family:var(--body);font-size:16px;color:var(--ink);letter-spacing:-.005em;outline:none;appearance:none;-webkit-appearance:none;transition:border-color .25s var(--ease),box-shadow .3s var(--ease)}
.input::placeholder{color:#8A93A3;opacity:1}
.input:hover{border-color:#C0C8D4}
.input:focus{border-color:var(--navy);box-shadow:0 0 0 1px var(--navy),0 0 0 5px rgba(18,55,102,.12)}
.input[aria-invalid="true"]{border-color:var(--error)}
.input:-webkit-autofill{-webkit-box-shadow:0 0 0 1000px #fff inset;-webkit-text-fill-color:var(--ink)}
select.input{padding-right:44px;cursor:pointer;background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5l5 5 5-5' fill='none' stroke='%235B6472' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center;background-size:12px 8px}
select.input:invalid{color:#8A93A3}
select.input option{color:var(--ink)}

.j-interests{margin:24px 0 0;padding:0;border:0;min-width:0}
.j-interests legend span{text-transform:none;letter-spacing:0;font-weight:400;margin-left:6px;color:#8A93A3}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{position:relative;display:inline-flex;margin:0}
.chip input{position:absolute;opacity:0;width:1px;height:1px;margin:0;pointer-events:none}
.chip span{display:inline-flex;align-items:center;min-height:42px;padding:0 16px;border:1px solid var(--rule);border-radius:999px;background:#fff;font-size:14px;font-weight:500;line-height:1.2;color:var(--text);cursor:pointer;user-select:none;transition:background-color .25s var(--ease),border-color .25s var(--ease),color .25s var(--ease)}
.chip span:hover{border-color:#C0C8D4}
.chip input:checked + span{background:var(--navy);border-color:var(--navy);color:#fff}
.chip input:focus-visible + span{outline:2px solid var(--navy);outline-offset:3px}
.chips.is-invalid .chip span{border-color:var(--error)}
.j-other{margin-top:12px}

.j-consent{margin:24px 0 0;padding-top:20px;border-top:1px solid var(--rule-soft)}
.check{display:flex;gap:12px;align-items:flex-start;margin:0;font-size:14px;line-height:1.5;color:var(--text);cursor:pointer}
.check input{flex:none;width:20px;height:20px;margin:2px 0 0;accent-color:var(--navy);cursor:pointer}
.check em{font-style:normal;color:var(--muted)}
.j-submit{display:flex;flex-wrap:wrap;align-items:center;gap:14px 22px;margin-top:24px}
.j-submit .btn{margin:0;padding:0 34px}
.j-fine{margin:0;font-size:13px;line-height:1.5;color:var(--muted)}
.j-form [data-form-status]{margin-top:14px}
.j-form .form-success{border-left-width:3px}

@media (max-width:900px){
  .join .wrap{grid-template-columns:minmax(0,1fr);row-gap:32px}
  .j-line{max-width:none}
}
@media (max-width:640px){
  .j-grid{grid-template-columns:1fr;gap:16px}
  .j-wide{grid-column:auto}
  .j-form{padding:22px 18px;border-radius:14px}
  .j-submit{flex-direction:column;align-items:stretch;gap:12px}
  .j-submit .btn{width:100%;margin:0}
  .j-fine{text-align:center}
}
/* ---------- primary navigation (all pages) ----------
   Sits between the brand and the social links and shares their 44px row. Above 900px the header's fixed
   height becomes a floor, so a taller header pushes the hero down instead of overlapping it. */
@media (min-width:901px){.masthead{height:auto;min-height:var(--header-h)}}
.nav{display:flex;align-items:center;gap:26px;margin:0 auto;padding:0;min-width:0}
.nav a{position:relative;display:inline-flex;align-items:center;min-height:44px;margin-top:-12px;padding:0 2px 2px;font-size:14px;font-weight:500;line-height:1.5;letter-spacing:.005em;color:var(--text);white-space:nowrap;transition:color .25s var(--ease)}
.nav a::after{content:"";position:absolute;left:2px;right:2px;top:calc(50% + .75em);height:1px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform .55s var(--ease)}
.nav a:hover,.nav a:focus-visible,.nav a[aria-current="page"]{color:var(--navy)}
.nav a:hover::after,.nav a:focus-visible::after,.nav a[aria-current="page"]::after{transform:scaleX(1)}
@media (max-width:1239px){ /* lockup + four labels + two social labels no longer share one line: row 1 lockup and social, row 2 the menu */
  .masthead .wrap{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-template-rows:auto auto;align-items:start;column-gap:24px;row-gap:0}
  .brand{grid-area:1 / 1}
  .social{grid-area:1 / 2;justify-self:end}
  .nav{grid-area:2 / 1 / 3 / 3;margin:8px 0 0;gap:22px;flex-wrap:wrap}
  .nav a{margin-top:0}
}
@media (min-width:901px) and (max-width:1239px){:root{--header-h:142px}} /* 44 + 46 + 8 + 44: keeps the hero and "BE" arithmetic exact */
@media (max-width:900px){.nav a{font-size:13px}}
@media (min-width:561px) and (max-width:720px){ /* lockup + both social labels do not share a line here (today the name runs under "LinkedIn"): icons only, as below 560px */
  .linkedin span{display:none}
  .linkedin{margin-top:-8px;margin-right:-8px;padding:0}
}
@media (min-width:561px) and (max-width:600px){ /* the lockup also takes its below-560 size so that it shares the line with the two icons */
  .logo{height:30px}
  .brand .rule{height:34px;margin:0 14px 0 16px}
  .brand .name{font-size:12.5px}
}
@media (max-width:400px){.nav{gap:16px}.nav a{font-size:12.5px}}
@media (max-width:359px){.nav{gap:10px}.nav a{font-size:12px;padding-left:0;padding-right:0}} /* the four labels keep to one row down to 320px */
.join:focus,.sponsor:focus{outline:0} /* a section focused by an anchor click shows no ring (it is not in the tab sequence) */
@media (prefers-reduced-motion:reduce){.nav a,.nav a::after{transition:none}}