/* =============================================================
   BNS · Components — buttons, cards, hero, stats, CTA, footer
   =============================================================
   These class names are stable and intended to be reused both in
   block patterns and in template-parts.
*/

/* ---------- Buttons ---------- */
.bns-btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--fs-sm);
  letter-spacing: .01em;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  text-decoration: none;
  border: 1px solid transparent;
  transition: background .15s, color .15s, border-color .15s, transform .05s;
  cursor: pointer;
  white-space: nowrap;
}
.bns-btn:active { transform: translateY(1px); }

.bns-btn--primary { background: var(--bns-teal); color: white; }
.bns-btn--primary:hover { background: var(--bns-teal-dark); color: white; }
.bns-btn--primary:focus-visible { outline-color: var(--bns-green); outline-width: 3px; }

.bns-btn--secondary {
  background: transparent;
  color: var(--bns-teal-dark);
  border-color: var(--bns-teal-dark);
}
.bns-btn--secondary:hover { background: var(--bns-teal-dark); color: white; }

.bns-btn--tertiary {
  background: transparent;
  color: var(--bns-teal-dark);
  padding: 10px 6px;
}
.bns-btn--tertiary:hover { color: var(--bns-teal-deep); text-decoration: underline; }

.bns-btn--lg { padding: 14px 22px; font-size: var(--fs-body); }

.bns-btn--on-dark { background: white; color: var(--bns-teal-deep); }
.bns-btn--on-dark:hover { background: var(--bns-green); color: var(--bns-teal-deep); }

/* ---------- Utility bar (above the header) ---------- */
.bns-utility {
  background: var(--bns-teal-deep);
  color: var(--slate-100);
  font-size: var(--fs-caption);
  letter-spacing: .06em;
}
.bns-utility__inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-block: 8px;
  flex-wrap: wrap;
  gap: var(--s-3);
}
.bns-utility a { color: var(--slate-100); text-decoration: none; }
.bns-utility a:hover { color: var(--bns-green); }
.bns-utility__left, .bns-utility__right { display: flex; align-items: center; gap: var(--s-5); }
.bns-lang { display: inline-flex; gap: 4px; align-items: center; }
.bns-lang span { padding: 2px 6px; border-radius: 3px; }
.bns-lang .is-current { background: var(--bns-teal); color: white; }
.bns-lang .is-disabled { opacity: .55; }

/* ---------- Header ---------- */
.bns-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 50;
}
.bns-header__inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--s-6);
  padding-block: var(--s-4);
}
.bns-brand { display: inline-flex; align-items: center; }
.bns-brand img { height: 44px; width: auto; }

.bns-nav { display: none; gap: var(--s-5); }
@media (min-width: 1024px) {
  .bns-nav { display: flex; }
}
.bns-nav a {
  color: var(--ink);
  text-decoration: none;
  font-weight: 500;
  font-size: var(--fs-sm);
  padding: var(--s-2) var(--s-1);
  border-bottom: 2px solid transparent;
  transition: color .15s, border-color .15s;
}
.bns-nav a:hover,
.bns-nav a[aria-current="page"],
.bns-nav .current-menu-item > a {
  color: var(--bns-teal-dark);
  border-bottom-color: var(--bns-green);
}

.bns-header__actions {
  display: flex; gap: var(--s-3); align-items: center;
}
.bns-mobile-toggle {
  display: inline-flex; align-items: center; gap: 6px;
  background: transparent; border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--s-2) var(--s-3); color: var(--ink);
}
@media (min-width: 1024px) { .bns-mobile-toggle { display: none; } }

/* ---------- Hero ---------- */
.bns-hero {
  padding-top: var(--s-9);
  padding-bottom: var(--s-9);
  background:
    radial-gradient(900px 400px at -10% -20%, rgba(45,139,150,.07), transparent),
    radial-gradient(600px 300px at 110% 0%, rgba(157,203,53,.06), transparent),
    var(--color-bg);
}
.bns-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-7);
  align-items: center;
}
@media (min-width: 1024px) {
  .bns-hero__grid { grid-template-columns: 1.2fr 1fr; gap: var(--s-8); }
}
.bns-hero h1 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: var(--fs-display-l);
  line-height: 1.08;
  letter-spacing: -.012em;
  color: var(--bns-teal-deep);
  margin: 0 0 var(--s-5);
  max-width: 22ch;
}
.bns-hero h1 em {
  font-style: italic;
  color: var(--bns-teal-dark);
  position: relative;
  z-index: 0;
}
.bns-hero h1 em::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: 0.05em;
  height: 6px;
  background: var(--bns-green);
  opacity: .35;
  z-index: -1;
}
.bns-hero p {
  font-size: var(--fs-body-l);
  color: var(--slate-700);
  max-width: 56ch;
  margin: 0 0 var(--s-6);
}
.bns-hero__cta { display: flex; gap: var(--s-3); flex-wrap: wrap; }

/* ---------- Next event card ---------- */
.bns-next-event {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2);
  overflow: hidden;
  display: grid;
  grid-template-columns: 110px 1fr;
}
.bns-next-event__date {
  background: var(--bns-teal-deep);
  color: white;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: var(--s-5) var(--s-3);
  text-align: center;
}
.bns-next-event__date .day {
  font-family: var(--font-serif);
  font-size: 3rem; font-weight: 600;
  line-height: 1;
}
.bns-next-event__date .month {
  font-family: var(--font-sans);
  font-size: var(--fs-caption);
  letter-spacing: .16em;
  text-transform: uppercase;
  margin-top: 4px;
  color: var(--bns-green);
}
.bns-next-event__date .year {
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  color: var(--slate-300);
  margin-top: 8px;
}
.bns-next-event__body { padding: var(--s-5); }
.bns-next-event__type {
  display: inline-block;
  font-size: 11px; letter-spacing: .12em; text-transform: uppercase;
  font-weight: 700;
  color: var(--bns-green-dark);
  background: rgba(157,203,53,.14);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  margin-bottom: var(--s-3);
}
.bns-next-event h3 {
  font-family: var(--font-serif);
  font-weight: 600; font-size: var(--fs-h3);
  color: var(--bns-teal-deep);
  margin: 0 0 var(--s-3);
  line-height: 1.25;
}
.bns-next-event__meta {
  font-size: var(--fs-sm); color: var(--slate-500);
  display: flex; flex-direction: column; gap: 6px;
  margin-bottom: var(--s-4);
}
.bns-next-event__meta span { display: inline-flex; align-items: center; gap: 6px; }
.bns-next-event__actions { display: flex; gap: var(--s-3); }

/* ---------- Stats strip ---------- */
.bns-stats {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}
.bns-stats__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
}
@media (min-width: 768px) {
  .bns-stats__grid { grid-template-columns: repeat(4, 1fr); }
}
.bns-stat { padding: var(--s-6) var(--s-4); position: relative; }
@media (min-width: 768px) {
  .bns-stat + .bns-stat::before {
    content: "";
    position: absolute; left: 0; top: 25%; bottom: 25%;
    width: 1px; background: var(--border);
  }
}
.bns-stat__value {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 2.5rem;
  color: var(--bns-teal-deep);
  line-height: 1;
  font-feature-settings: "tnum" 1;
}
.bns-stat__value sup {
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--bns-green-dark);
  font-weight: 600;
  margin-left: 2px;
}
.bns-stat__label {
  font-size: var(--fs-sm);
  color: var(--slate-500);
  margin-top: var(--s-2);
}

/* ---------- Section headings ---------- */
.bns-section { padding-block: var(--s-9); }
.bns-section-head { margin-bottom: var(--s-7); max-width: 60ch; }
.bns-section-head h2 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: var(--fs-h1);
  color: var(--bns-teal-deep);
  margin: 0 0 var(--s-3);
  line-height: 1.15;
}
.bns-section-head p {
  color: var(--slate-700);
  font-size: var(--fs-body-l);
  margin: 0;
  max-width: 56ch;
}

/* ---------- Card grid ---------- */
.bns-cards-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-5);
}
@media (min-width: 768px) { .bns-cards-3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .bns-cards-3 { grid-template-columns: repeat(3, 1fr); } }

.bns-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--s-6);
  transition: transform .15s, box-shadow .15s, border-color .15s;
}
.bns-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
  border-color: var(--bns-teal);
}
.bns-card .icon {
  width: 40px; height: 40px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(45,139,150,.10);
  color: var(--bns-teal-dark);
  margin-bottom: var(--s-4);
}
.bns-card h3 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: var(--fs-h3);
  color: var(--bns-teal-deep);
  margin: 0 0 var(--s-3);
}
.bns-card p {
  color: var(--slate-700);
  margin: 0 0 var(--s-4);
  font-size: var(--fs-body);
}
.bns-card__link {
  font-weight: 600;
  font-size: var(--fs-sm);
  color: var(--bns-teal-dark);
  text-decoration: none;
  display: inline-flex; align-items: center; gap: 6px;
}
.bns-card__link:hover { color: var(--bns-teal-deep); }
.bns-card__link::after { content: "→"; transition: transform .15s; }
.bns-card__link:hover::after { transform: translateX(3px); }

/* ---------- News article cards ---------- */
.bns-news-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-5);
}
@media (min-width: 768px) { .bns-news-grid { grid-template-columns: repeat(3, 1fr); } }

.bns-article {
  display: flex; flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: box-shadow .15s, transform .15s;
}
.bns-article:hover { box-shadow: var(--shadow-2); transform: translateY(-2px); }
.bns-article__media {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--bns-teal-deep) 0%, var(--bns-teal-dark) 100%);
  position: relative;
  display: grid; place-items: center;
  color: rgba(255,255,255,.18);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
}
.bns-article__media img { width: 100%; height: 100%; object-fit: cover; }
.bns-article__body { padding: var(--s-5); display: flex; flex-direction: column; flex: 1; }
.bns-article__tag {
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--bns-green-dark);
  font-weight: 700;
  margin-bottom: var(--s-3);
}
.bns-article h3 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: var(--fs-h4);
  color: var(--bns-teal-deep);
  margin: 0 0 var(--s-3);
  line-height: 1.3;
  flex: 1;
}
.bns-article__meta {
  font-size: var(--fs-caption);
  color: var(--slate-500);
  display: flex; gap: 8px; align-items: center;
  margin-top: var(--s-3);
  padding-top: var(--s-3);
  border-top: 1px solid var(--border);
}
.bns-article__meta time { font-family: var(--font-mono); }

/* ---------- CTA band (membership) ---------- */
.bns-cta-band {
  background:
    radial-gradient(600px 300px at 80% -40%, rgba(157,203,53,.20), transparent),
    linear-gradient(140deg, var(--bns-teal-deep) 0%, var(--bns-teal-dark) 60%, var(--bns-teal) 100%);
  color: white;
  padding-block: var(--s-9);
  position: relative;
  overflow: hidden;
}
.bns-cta-band::before {
  content: "";
  position: absolute; right: -100px; bottom: -200px;
  width: 500px; height: 500px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 50%;
}
.bns-cta-band::after {
  content: "";
  position: absolute; right: -50px; bottom: -150px;
  width: 400px; height: 400px;
  border: 1px solid rgba(157,203,53,.18);
  border-radius: 50%;
}
.bns-cta-band__grid {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-6);
  align-items: center;
}
@media (min-width: 1024px) {
  .bns-cta-band__grid { grid-template-columns: 1.4fr 1fr; gap: var(--s-8); }
}
.bns-cta-band h2 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: var(--fs-display-l);
  line-height: 1.1;
  margin: 0 0 var(--s-4);
  color: white;
}
.bns-cta-band p {
  font-size: var(--fs-body-l);
  color: rgba(255,255,255,.85);
  max-width: 50ch;
  margin: 0 0 var(--s-6);
}
.bns-cta-band__actions { display: flex; gap: var(--s-3); flex-wrap: wrap; }

.bns-fee-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.15);
  backdrop-filter: blur(4px);
  border-radius: var(--radius-lg);
  padding: var(--s-6);
}
.bns-fee-card h3 {
  font-family: var(--font-sans);
  font-size: var(--fs-caption);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--bns-green);
  margin: 0 0 var(--s-4);
  font-weight: 700;
}
.bns-fee-card ul {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: var(--s-3);
}
.bns-fee-card li {
  display: flex; justify-content: space-between; align-items: baseline;
  font-size: var(--fs-sm);
  color: rgba(255,255,255,.9);
  border-bottom: 1px solid rgba(255,255,255,.08);
  padding-bottom: var(--s-3);
}
.bns-fee-card li:last-child { border-bottom: 0; padding-bottom: 0; }
.bns-fee-card .price {
  font-family: var(--font-mono);
  font-weight: 500;
  color: white;
  font-feature-settings: "tnum" 1;
}

/* ---------- Corporate partners grid ---------- */
.bns-partners {
  background: var(--color-surface);
}
.bns-partners-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-top: 1px solid var(--border);
  border-left: 1px solid var(--border);
}
@media (min-width: 600px) { .bns-partners-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 900px) { .bns-partners-grid { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 1200px) { .bns-partners-grid { grid-template-columns: repeat(6, 1fr); } }

.bns-partner {
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  aspect-ratio: 3/2;
  display: grid; place-items: center;
  padding: var(--s-4);
  color: var(--slate-500);
  font-family: var(--font-serif);
  font-weight: 500;
  text-align: center;
  font-size: var(--fs-sm);
  transition: background .15s;
}
.bns-partner:hover { background: var(--slate-50); color: var(--bns-teal-dark); }
.bns-partner img { max-height: 60%; max-width: 80%; width: auto; filter: grayscale(1); opacity: .8; transition: filter .15s, opacity .15s; }
.bns-partner:hover img { filter: none; opacity: 1; }

/* ---------- Newsletter ---------- */
.bns-newsletter {
  background: var(--color-surface);
  border-top: 1px solid var(--border);
}
.bns-newsletter__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-5);
  align-items: center;
  padding-block: var(--s-7);
}
@media (min-width: 1024px) {
  .bns-newsletter__inner { grid-template-columns: 1.2fr 1fr; gap: var(--s-8); }
}
.bns-newsletter h2 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: var(--fs-h2);
  color: var(--bns-teal-deep);
  margin: 0 0 var(--s-2);
}
.bns-newsletter p {
  color: var(--slate-700);
  margin: 0;
  max-width: 56ch;
}
.bns-newsletter form { display: flex; gap: var(--s-3); flex-wrap: wrap; }
.bns-newsletter input[type="email"] {
  flex: 1;
  min-width: 220px;
  background: var(--color-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  font: inherit;
  color: var(--ink);
}
.bns-newsletter input[type="email"]:focus {
  outline: 2px solid var(--bns-teal);
  outline-offset: 2px;
}
.bns-newsletter small {
  display: block;
  font-size: var(--fs-caption);
  color: var(--slate-500);
  margin-top: var(--s-3);
}

/* ---------- Footer ---------- */
.bns-footer {
  background: var(--bns-teal-deep);
  color: var(--slate-300);
  padding-top: var(--s-8);
  padding-bottom: var(--s-5);
}
.bns-footer a { color: var(--slate-100); text-decoration: none; }
.bns-footer a:hover { color: var(--bns-green); }
.bns-footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-7);
  padding-bottom: var(--s-7);
  border-bottom: 1px solid rgba(255,255,255,.10);
}
@media (min-width: 768px) {
  .bns-footer__grid { grid-template-columns: 1.4fr repeat(3, 1fr); }
}
.bns-footer__brand img {
  height: 56px; width: auto;
  filter: brightness(0) invert(1);
  opacity: .9;
  margin-bottom: var(--s-4);
}
.bns-footer__brand p {
  color: rgba(255,255,255,.65);
  margin: 0;
  font-size: var(--fs-sm);
  max-width: 32ch;
}
.bns-footer__col h4 {
  font-family: var(--font-sans);
  font-size: var(--fs-caption);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--bns-green);
  margin: 0 0 var(--s-4);
  font-weight: 700;
}
.bns-footer__col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: var(--s-2); }
.bns-footer__col li { font-size: var(--fs-sm); }
.bns-footer__col address { font-style: normal; font-size: var(--fs-sm); color: rgba(255,255,255,.8); line-height: 1.7; }
.bns-footer__bottom {
  display: flex; flex-wrap: wrap; gap: var(--s-4);
  justify-content: space-between;
  align-items: center;
  padding-top: var(--s-5);
  font-size: var(--fs-caption);
  color: rgba(255,255,255,.55);
}
.bns-footer__legal { display: flex; gap: var(--s-5); flex-wrap: wrap; }