/* Page layout: header, hero, footer and responsive rules. Tokens/base/components load first (see index.html). */

/* Header */
.bk-head {
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 60;
  backdrop-filter: saturate(1.4) blur(10px);
}

.bk-head-in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: var(--header-h);
}

.bk-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.bk-mark {
  width: 48px;
  height: 46px;
  flex: none;
  object-fit: contain;
}

.bk-brand b {
  display: block;
  font: 600 20px var(--font-head);
  color: var(--g7);
  line-height: 1.2;
}

.bk-brand small {
  display: block;
  font: 500 12.5px var(--font-head);
  color: var(--goldd);
  direction: ltr;
  text-align: right;
}

.bk-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.bk-nav a {
  padding: 8px 13px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 500;
  font-size: 15.5px;
  color: var(--ink);
  transition: background var(--t-fast);
}

.bk-nav a:hover {
  background: var(--g1);
}

.bk-burger {
  display: none;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fff;
  cursor: pointer;
  place-items: center;
  color: var(--g7);
}

.bk-mnav {
  display: none;
}

/* Hero */
.bk-hero {
  background: var(--g9);
  color: #fff;
  position: relative;
  overflow: hidden;
  padding: 64px 0 80px;
  background-image: radial-gradient(900px 500px at 90% -10%, rgba(27, 116, 51, 0.55), transparent 60%),
    repeating-radial-gradient(circle at 12% 110%, rgba(210, 169, 59, 0.1) 0 1px, transparent 1px 44px);
}

.bk-hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 56px;
  align-items: center;
}

.bk-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(210, 169, 59, 0.45);
  font-size: 15px;
  color: #f5eacb;
}

.bk-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--gold);
  flex: none;
}

.bk-h1 {
  font-size: 64px;
  line-height: 1.22;
  margin-top: 22px;
}

.bk-h1 span {
  display: block;
  color: var(--gold);
}

.bk-lead {
  font-size: 19.5px;
  line-height: 1.9;
  color: #dce8db;
  max-width: 570px;
  margin-top: 22px;
}

.bk-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.bk-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 30px;
  color: #cfe0ce;
  font-size: 15px;
  list-style: none;
  padding: 0;
}

.bk-trust li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.bk-glass {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(210, 169, 59, 0.4);
  border-radius: 28px;
  padding: 30px;
}

.bk-glass h2 {
  font-size: 21px;
}

.bk-goes {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.bk-goes li {
  display: flex;
  gap: 14px;
  align-items: center;
}

.bk-goes .gi {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: rgba(210, 169, 59, 0.16);
  color: var(--gold);
  display: grid;
  place-items: center;
  flex: none;
}

.bk-goes b {
  display: block;
  font: 600 17px var(--font-head);
  line-height: 1.4;
}

.bk-goes small {
  color: #cfe0ce;
  font-size: 14.5px;
  line-height: 1.5;
}

.bk-hchips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.bk-hchip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  min-width: 56px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1.5px solid rgba(210, 169, 59, 0.6);
  color: #f5eacb;
  text-decoration: none;
  font: 600 15.5px var(--font-head);
  transition: background var(--t-fast), color var(--t-fast);
}

.bk-hchip:hover {
  background: var(--gold);
  color: var(--g9);
}

.bk-window {
  margin-top: 20px;
  display: flex;
  gap: 10px;
  align-items: center;
  background: rgba(210, 169, 59, 0.14);
  border-radius: 14px;
  padding: 12px 14px;
  font-size: 15px;
  color: #f5eacb;
}

.bk-window svg {
  flex: none;
}

.bk-section-head {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
  align-items: flex-end;
}

/* Footer */
.bk-foot {
  background: var(--foot);
  color: #cfe0ce;
  padding: 56px 0 28px;
}

.bk-foot-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 48px;
}

.bk-foot a {
  display: block;
  text-decoration: none;
  padding: 5px 0;
  color: #cfe0ce;
}

.bk-foot a:hover {
  color: var(--gold);
}

.bk-foot h2 {
  color: #fff;
  font-size: 17px;
  margin-bottom: 10px;
}

.bk-lockup {
  width: 260px;
  max-width: 100%;
  height: auto;
  aspect-ratio: 520 / 436;
  background: #fff;
  border-radius: 22px;
  object-fit: contain;
}

.bk-foot-note {
  margin-top: 14px;
  font-size: 14.5px;
  color: #9db89c;
  line-height: 1.7;
}

.bk-foot-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  margin-top: 36px;
  padding-top: 20px;
  font-size: 14.5px;
  color: #9db89c;
}

/* Responsive */
@media (max-width: 1000px) {
  .bk-kpis {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .bk-nav a {
    padding: 8px 9px;
    font-size: 15px;
  }

  .bk-charts,
  .bk-report {
    grid-template-columns: 1fr;
  }

  .bk-causes {
    grid-template-columns: 1fr;
  }

  .bk-donate-grid,
  .bk-about-grid,
  .bk-faq-grid {
    grid-template-columns: 1fr;
  }

  .bk-hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .bk-h1 {
    font-size: 52px;
  }
}

@media (max-width: 860px) {
  .bk-nav,
  .bk-head .bk-cta {
    display: none;
  }

  .bk-burger {
    display: grid;
  }

  .bk-mnav:not([hidden]) {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 8px 18px 18px;
    border-top: 1px solid var(--line);
    background: #fff;
  }

  .bk-mnav a {
    padding: 14px 12px;
    border-radius: 14px;
    text-decoration: none;
    font-weight: 600;
    min-height: 48px;
  }

  .bk-mnav a:hover {
    background: var(--g1);
  }

  .bk-mnav .bk-btn {
    margin-top: 8px;
    color: #fff;
  }
}

@media (max-width: 760px) {
  body {
    font-size: 16px;
  }

  .bk-wrap {
    padding: 0 18px;
  }

  .bk-sec {
    padding: 52px 0;
  }

  .bk-h2 {
    font-size: 28px;
  }

  .bk-sub {
    font-size: 16.5px;
  }

  .bk-head-in {
    min-height: 64px;
  }

  .bk-hero {
    padding: 40px 0 48px;
  }

  .bk-h1 {
    font-size: 42px;
  }

  .bk-lead {
    font-size: 17.5px;
  }

  .bk-glass {
    padding: 22px;
    border-radius: 22px;
  }

  .bk-segs {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    width: 100%;
  }

  .bk-seg {
    padding: 0 4px;
    font-size: 15px;
  }

  .bk-segs--3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .bk-kpis {
    gap: 10px;
  }

  .bk-kpi {
    padding: 16px 14px;
  }

  .bk-kpi.is-main {
    grid-column: 1 / -1;
  }

  .bk-kpi .n {
    font-size: 32px;
  }

  .bk-kpi .l {
    font-size: 14px;
  }

  .bk-kpi .s {
    font-size: 13.5px;
  }

  .bk-card {
    padding: 20px;
  }

  .bk-plot {
    height: 200px;
    gap: 3px;
  }

  .bk-col .lg {
    display: none;
  }

  .bk-col .sh {
    display: block;
  }

  .bk-causes {
    margin-top: 28px;
  }

  .bk-foot-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .bk-donate-grid,
  .bk-about-grid,
  .bk-faq-grid {
    gap: 24px;
  }

  .bk-preview,
  .bk-pending {
    padding: 22px;
    border-radius: 22px;
  }

  .bk-stepper {
    width: 100%;
    justify-content: space-between;
  }

  .bk-stepper output {
    flex: 1;
  }

  .bk-chip {
    flex: 1 1 calc(50% - 10px);
  }

  .bk-outs b {
    font-size: 22px;
  }

  .bk-cal {
    padding: 18px;
  }

  .bk-cal-a,
  .bk-cal-b {
    font-size: 12.5px;
  }
}

@media (max-width: 360px) {
  .bk-wrap {
    padding: 0 14px;
  }

  .bk-h1 {
    font-size: 36px;
  }

  .bk-brand small {
    display: none;
  }

  .bk-kpi .n {
    font-size: 28px;
  }
}