/* ============================================================
   CoSeeker — shared black & white stylesheet
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'DM Sans', -apple-system, sans-serif;
  background: #FFFFFF;
  color: #111111;
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
::selection { background: #111; color: #fff; }

.shell { max-width: 1100px; margin: 0 auto; padding-inline: clamp(20px, 5vw, 64px); width: 100%; }
.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: absolute; left: -999px; top: 0; background: #111; color: #fff; padding: 10px 16px; border-radius: 8px; z-index: 100; }
.skip-link:focus { left: 12px; top: 12px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255,255,255,.82);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid #ededed;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 16px clamp(20px, 5vw, 64px); max-width: 1200px; margin: 0 auto; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
.brand img { width: 30px; height: 30px; }
.brand .wordmark { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 700; font-size: 21px; letter-spacing: -.03em; color: #111; }
.site-nav { display: flex; align-items: center; gap: clamp(12px, 2.2vw, 30px); font-size: 14.5px; font-weight: 500; }
.site-nav a { color: #444; text-decoration: none; transition: color .15s; }
.site-nav a:hover { color: #111; }
.site-nav a[aria-current="page"] { color: #111; }
.header-cta {
  padding: 10px 20px; border-radius: 999px; background: #111 !important; color: #fff !important;
  font-weight: 600; transition: background .15s;
}
.header-cta:hover { background: #000 !important; }
.menu-toggle { display: none; background: none; border: none; cursor: pointer; flex-direction: column; gap: 5px; padding: 8px; }
.menu-toggle span:not(.sr-only) { width: 22px; height: 2px; background: #111; border-radius: 2px; }

@media (max-width: 720px) {
  .menu-toggle { display: flex; }
  .site-nav {
    position: absolute; top: 100%; right: 0; left: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: #fff; border-bottom: 1px solid #ededed;
    padding: 8px 20px 20px; display: none;
  }
  .site-nav[data-open] { display: flex; }
  .site-nav a { padding: 13px 0; border-bottom: 1px solid #f2f2f2; font-size: 16px; }
  .header-cta { margin-top: 12px; text-align: center; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 15px 30px; border-radius: 999px; font-weight: 600; font-size: 16px;
  text-decoration: none; cursor: pointer; border: 1.5px solid transparent;
  transition: transform .15s ease, box-shadow .15s ease, background .15s, border-color .15s;
  font-family: inherit;
}
.btn--ink { background: #111; color: #fff; box-shadow: 0 12px 30px rgba(0,0,0,.16); }
.btn--ink:hover { background: #000; transform: translateY(-2px); box-shadow: 0 18px 40px rgba(0,0,0,.24); }
.btn--ghost { background: #fff; color: #111; border-color: #dcdcdc; }
.btn--ghost:hover { border-color: #111; }

/* ---------- Hero ---------- */
.hero { padding: clamp(52px, 9vh, 96px) 0 clamp(24px, 4vh, 44px); }
.hero.center { text-align: center; }
.pill {
  display: inline-flex; align-items: center; gap: 8px; padding: 7px 15px; border-radius: 999px;
  border: 1px solid #e4e4e4; background: #fafafa; color: #333; font-size: 12.5px; font-weight: 600; letter-spacing: .01em;
}
.pill .dot { width: 7px; height: 7px; border-radius: 50%; background: #111; }
h1 { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 700; letter-spacing: -.04em; line-height: .98; color: #111; margin: 0; }
.eyebrow { font-size: 13px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: #999; }
.lead { font-size: clamp(17px, 2.2vw, 20px); line-height: 1.55; color: #5a5a5a; }

.section { padding: clamp(48px, 8vh, 88px) 0; }

/* ---------- Doc pages (legal / help) ---------- */
.doc-head { padding: clamp(48px, 8vh, 92px) 0 24px; border-bottom: 1px solid #ededed; }
.doc-head .kicker { font-size: 13px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: #999; margin: 0; }
.doc-head h1 { font-size: clamp(40px, 6vw, 64px); margin: 12px 0 0; }
.doc-head .eff { font-size: 14px; color: #8a8a8a; margin: 14px 0 0; }
.doc-nav { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.doc-nav a {
  padding: 8px 15px; border-radius: 999px; border: 1px solid #e4e4e4; background: #fff;
  font-size: 13.5px; font-weight: 600; color: #555; text-decoration: none; transition: all .15s;
}
.doc-nav a:hover { border-color: #111; color: #111; }
.doc-nav a[aria-current="page"] { background: #111; border-color: #111; color: #fff; }

.doc { max-width: 760px; padding: 40px 0 20px; }
.doc .intro { font-size: 19px; line-height: 1.6; color: #333; }
.doc p, .doc li { font-size: 16px; line-height: 1.7; color: #3a3a3a; }
.doc a { color: #111; text-decoration: underline; text-underline-offset: 2px; text-decoration-color: #bbb; }
.doc a:hover { text-decoration-color: #111; }
.doc h2 {
  font-family: 'Bricolage Grotesque', sans-serif; font-weight: 700; letter-spacing: -.02em;
  font-size: clamp(22px, 3vw, 28px); color: #111; margin: 48px 0 14px; display: flex; align-items: baseline; gap: 12px;
}
.doc h2 .num {
  flex: none; display: inline-flex; align-items: center; justify-content: center;
  min-width: 30px; height: 30px; padding: 0 8px; border-radius: 9px; background: #111; color: #fff;
  font-size: 15px; font-weight: 700;
}
.doc ul { padding-left: 22px; }
.doc ul ul { margin-top: 8px; }
.doc li { margin: 6px 0; }
.doc hr { border: none; border-top: 1px solid #ededed; margin: 44px 0; }
.doc .callout { background: #fafafa; border: 1px solid #ececec; border-left: 3px solid #111; border-radius: 12px; padding: 16px 20px; margin: 20px 0; }
.doc .callout p { margin: 0; }
.doc .legal-caps { background: #fafafa; border: 1px solid #ececec; border-radius: 12px; padding: 18px 20px; font-size: 13.5px; line-height: 1.7; color: #555; letter-spacing: .01em; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 800px; margin: 0 auto; border-top: 1px solid #e4e4e4; }
.faq-item { border-bottom: 1px solid #e4e4e4; }
.faq-q {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px;
  background: none; border: none; cursor: pointer; text-align: left; padding: 24px 4px;
  font-family: 'Bricolage Grotesque', sans-serif; font-weight: 600; font-size: clamp(18px, 2.4vw, 22px);
  letter-spacing: -.02em; color: #111;
}
.faq-q .ico { flex: none; width: 30px; height: 30px; border-radius: 50%; border: 1.5px solid #dcdcdc; display: inline-flex; align-items: center; justify-content: center; font-size: 20px; font-weight: 400; color: #555; transition: transform .25s ease, background .2s, color .2s, border-color .2s; }
.faq-item.is-open .faq-q .ico { transform: rotate(45deg); background: #111; border-color: #111; color: #fff; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-a-inner { padding: 0 4px 24px; font-size: 16px; line-height: 1.65; color: #555; max-width: 66ch; }
.faq-a-inner a { color: #111; }

/* ---------- Contact tiles + form ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(24px, 4vw, 48px); align-items: start; }
/* Sticky intro only makes sense in the two-column desktop layout. */
.invite-intro { position: sticky; top: 96px; }
@media (max-width: 820px) {
  .contact-grid { grid-template-columns: 1fr; }
  /* Stacked layout: keep the intro in normal flow so it can't overlap the form. */
  .invite-intro { position: static; top: auto; }
}
.tile { border: 1px solid #ececec; border-radius: 20px; padding: 26px 24px; background: #fff; transition: transform .18s ease, box-shadow .18s ease, border-color .18s; }
.tile:hover { transform: translateY(-3px); box-shadow: 0 16px 34px rgba(0,0,0,.08); border-color: #d8d8d8; }
.tile h3 { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 600; font-size: 20px; letter-spacing: -.02em; margin: 0 0 6px; color: #111; }
.tile p { margin: 0 0 16px; font-size: 15px; color: #666; line-height: 1.55; }
.tile a.btn { padding: 11px 20px; font-size: 14.5px; }

.form-card { border: 1px solid #ececec; border-radius: 24px; background: #fafafa; padding: clamp(28px, 4vw, 40px); }
.form-card h2 { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 700; letter-spacing: -.03em; font-size: clamp(26px, 3.6vw, 34px); margin: 0; color: #111; }
.form-card .sub { font-size: 15px; color: #666; line-height: 1.55; margin: 12px 0 0; }
.field { display: block; margin-top: 16px; }
.field > span { display: block; font-size: 13.5px; font-weight: 600; color: #333; margin-bottom: 7px; }
.field .opt { font-weight: 500; color: #a5a5a5; }
.field input, .field textarea {
  width: 100%; border: 1.5px solid #e2e2e2; border-radius: 14px; padding: 13px 15px;
  font-size: 15px; color: #111; background: #fff; font-family: inherit;
}
.field textarea { resize: vertical; line-height: 1.5; }
.field input:focus, .field textarea:focus { outline: none; border-color: #111; box-shadow: 0 0 0 3px rgba(0,0,0,.08); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }
.form-error { margin: 14px 2px 0; font-size: 13px; color: #b00; }
.form-note { margin: 12px 2px 0; font-size: 12.5px; color: #a5a5a5; }
/* Completion screen: single, centred card once the request is submitted. */
.contact-grid.is-confirmed { grid-template-columns: 1fr; max-width: 560px; margin-inline: auto; }
.contact-grid.is-confirmed .form-card { padding-block: clamp(40px, 7vw, 56px); }
.form-confirm { text-align: center; padding: 8px 0; }
.form-confirm .check { width: 72px; height: 72px; margin: 0 auto; border-radius: 50%; background: #111; color: #fff; font-size: 34px; display: flex; align-items: center; justify-content: center; }
.form-confirm h3 { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 700; font-size: 26px; letter-spacing: -.03em; margin: 22px 0 0; color: #111; }
.form-confirm p { font-size: 15px; line-height: 1.6; color: #5a5a5a; max-width: 42ch; margin: 12px auto 0; }
[hidden] { display: none !important; }

/* ---------- CTA band ---------- */
.cta-band { border: 1px solid #e9e9e9; border-radius: 28px; background: #fafafa; padding: clamp(44px, 7vw, 72px) clamp(28px, 5vw, 64px); text-align: center; }
.cta-band h2 { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 700; letter-spacing: -.04em; font-size: clamp(32px, 5vw, 52px); line-height: 1; margin: 0; color: #111; }
.cta-band p { font-size: 17px; line-height: 1.55; color: #5a5a5a; max-width: 42ch; margin: 16px auto 0; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid #ededed; background: #fff; margin-top: 40px; }
.site-footer .shell { padding-top: 48px; padding-bottom: 40px; }
.footer-main { display: flex; flex-wrap: wrap; gap: 40px; justify-content: space-between; }
.footer-brand { max-width: 280px; }
.footer-brand .fb-mark { display: inline-flex; align-items: center; gap: 10px; }
.footer-brand img { width: 26px; height: 26px; }
.footer-brand .wordmark { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 700; font-size: 19px; letter-spacing: -.03em; color: #111; }
.footer-brand p { font-size: 14px; color: #8a8a8a; margin: 14px 0 0; line-height: 1.5; }
.footer-cols { display: flex; flex-wrap: wrap; gap: 40px 56px; }
.footer-col { display: flex; flex-direction: column; gap: 11px; }
.footer-col .h { font-size: 12px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: #b0b0b0; margin-bottom: 3px; }
.footer-col a { font-size: 14.5px; color: #555; text-decoration: none; transition: color .15s; }
.footer-col a:hover { color: #111; }
.footer-base { display: flex; flex-wrap: wrap; gap: 10px 24px; justify-content: space-between; align-items: center; margin-top: 40px; padding-top: 24px; border-top: 1px solid #ededed; font-size: 13px; color: #b3b3b3; }