/* ==========================================================================
   BRAND-INTERACTIVE.CSS — Oyate Zambia logo palette + site-wide interactivity
   Loaded last so it harmonises style.css + redesign.css without breaking JS hooks.
   Logo: blue #2A99D0 · green #2A8A43 · accent #78BF45
   ========================================================================== */

:root {
  --oyate-blue: #2A99D0;
  --oyate-blue-dark: #1F7AAB;
  --oyate-sky: #60C7F2;
  --oyate-green: #2A8A43;
  --oyate-green-dark: #1F6B33;
  --oyate-accent: #78BF45;
  --oyate-gradient: linear-gradient(135deg, #2A99D0 0%, #78BF45 100%);
  --oyate-gradient-rich: linear-gradient(135deg, #2A8A43 0%, #2A99D0 55%, #60C7F2 100%);
  --oyate-glow-blue: 0 12px 32px rgba(42, 153, 208, 0.28);
  --oyate-glow-green: 0 12px 32px rgba(120, 191, 69, 0.32);

  /* Align redesign tokens with logo (cascade helper) */
  --nx-green: #2A8A43;
  --nx-green-light: #78BF45;
  --nx-green-dark: #1F6B33;
  --nx-blue: #2A99D0;
  --nx-blue-light: #60C7F2;
  --nx-blue-dark: #1F7AAB;
  --nx-gradient-brand: linear-gradient(120deg, #2A8A43 0%, #2A99D0 100%);
  --nx-gradient-brand-light: linear-gradient(120deg, #78BF45 0%, #60C7F2 100%);
}

/* ---- Ambient brand mesh on every page ---- */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background:
    radial-gradient(circle at 0% 0%, rgba(42, 153, 208, 0.07), transparent 42%),
    radial-gradient(circle at 100% 8%, rgba(120, 191, 69, 0.08), transparent 38%),
    radial-gradient(circle at 50% 100%, rgba(42, 138, 67, 0.05), transparent 45%);
}

/* ---- Scroll progress + loader use brand gradient ---- */
.scroll-progress-bar {
  height: 4px;
  background: var(--oyate-gradient-rich);
  box-shadow: 0 0 12px rgba(42, 153, 208, 0.35);
}

.page-loader .loader-ring {
  border-top-color: var(--oyate-blue) !important;
  border-right-color: var(--oyate-accent) !important;
}

/* ---- Buttons: richer brand feedback ---- */
.btn-primary {
  background: var(--oyate-gradient) !important;
  box-shadow: var(--oyate-glow-blue);
}

.btn-accent {
  background: linear-gradient(135deg, var(--oyate-accent), var(--oyate-green)) !important;
  box-shadow: var(--oyate-glow-green);
}

.btn .btn-ripple {
  background: radial-gradient(circle, rgba(255, 255, 255, 0.55) 0%, rgba(96, 199, 242, 0.25) 40%, transparent 70%);
}

.btn:active:not(:disabled) {
  transform: scale(0.97);
}

/* ---- Nav links: animated brand underline ---- */
.nav-links a,
.mobile-menu ul a:not([data-toggle-submenu]) {
  position: relative;
}

.nav-links a::after,
.mobile-menu ul > li > a:not([data-toggle-submenu])::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 3px;
  border-radius: 999px;
  background: var(--oyate-gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.28s cubic-bezier(.22, 1, .36, 1);
}

.nav-links a:hover::after,
.nav-links li.active > a::after,
.mobile-menu ul > li.active > a::after {
  transform: scaleX(1);
}

/* ---- Header scroll: contact bar tightens with nav ---- */
.header-contact-bar {
  transition: box-shadow 0.3s ease, background 0.3s ease, padding 0.3s ease;
}

body.is-header-scrolled .header-contact-bar {
  box-shadow: 0 4px 20px rgba(15, 36, 24, 0.08);
  background: rgba(255, 255, 255, 0.98);
}

body.is-header-scrolled .navbar.is-scrolled {
  box-shadow: none;
}

/* ---- Cards: brand lift + glow on interaction ---- */
.news-card,
.fundraising-card,
.giving-card,
.project-card,
.why-card,
.story-card,
.impact-stat-card,
.contact-info-card,
.dept-card,
.nx-step-card,
.opportunity-card,
.team-card,
.nx-impact-ring,
.nx-mission-card {
  transition: transform 0.32s cubic-bezier(.22, 1, .36, 1), box-shadow 0.32s ease, border-color 0.25s ease;
}

@media (hover: hover) {
  .news-card:hover,
  .fundraising-card:hover,
  .giving-card:hover,
  .project-card:hover,
  .why-card:hover,
  .story-card:hover,
  .impact-stat-card:hover,
  .contact-info-card:hover,
  .dept-card:hover,
  .nx-step-card:hover,
  .opportunity-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--oyate-glow-blue);
  }

  .fundraising-card:hover,
  .giving-card:hover,
  .impact-stat-card:hover {
    box-shadow: var(--oyate-glow-green);
  }
}

/* ---- Team flip cards: tap to flip on touch ---- */
.flip-card.is-flipped .flip-card-inner {
  transform: rotateY(180deg);
}

.flip-card-learn-more {
  color: var(--oyate-blue);
}

/* ---- Share row (news, campaigns) ---- */
.brand-share-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin: var(--space-md) 0 var(--space-lg);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(42, 153, 208, 0.08), rgba(120, 191, 69, 0.1));
  border: 1px solid rgba(42, 153, 208, 0.18);
}

.brand-share-label {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--oyate-green-dark);
  margin-right: 4px;
}

.brand-share-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: var(--radius-pill);
  font-size: 0.84rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.brand-share-btn svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.brand-share-btn--whatsapp {
  background: #25D366;
  color: #fff;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
}

.brand-share-btn--copy {
  background: #fff;
  color: var(--oyate-green-dark);
  border: 1.5px solid rgba(42, 138, 67, 0.25);
}

.brand-share-btn:hover {
  transform: translateY(-2px);
}

.brand-share-btn:active {
  transform: scale(0.97);
}

/* ---- Article / news detail polish ---- */
.brand-article-wrap {
  max-width: 820px;
  margin: 0 auto;
}

.brand-article-category {
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
  font-size: 0.78rem;
  color: var(--oyate-green);
  margin: var(--space-md) 0 8px;
}

.brand-article-title {
  margin-bottom: 14px;
  font-size: clamp(1.65rem, 4vw, 2.35rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.brand-article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--color-text-light);
  margin-bottom: var(--space-lg);
}

.brand-article-hero {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-lg);
  box-shadow: var(--shadow-md);
}

.brand-article-hero img {
  width: 100%;
  display: block;
  transition: transform 0.6s cubic-bezier(.22, 1, .36, 1);
}

.brand-article-hero:hover img {
  transform: scale(1.02);
}

.brand-article-body {
  font-size: 1.02rem;
  line-height: 1.75;
  color: var(--color-text-dark);
}

.brand-article-body p {
  margin-bottom: var(--space-md);
}

.brand-related {
  margin-top: var(--space-2xl);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(15, 23, 42, 0.08);
}

.brand-related h3 {
  margin-bottom: var(--space-md);
}

.brand-related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

@media (max-width: 900px) {
  .brand-related-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .brand-related-grid { grid-template-columns: 1fr; }
  .brand-share-row { flex-direction: column; align-items: stretch; }
  .brand-share-btn { justify-content: center; width: 100%; }
}

/* ---- Back to top: brand pill ---- */
.back-to-top {
  background: var(--oyate-gradient) !important;
  box-shadow: var(--oyate-glow-blue);
}

.back-to-top:hover {
  box-shadow: var(--oyate-glow-green);
}

/* ---- Page hero cursor glow (inner pages) ---- */
.page-hero,
.nx-page-hero {
  position: relative;
}

.page-hero .hero-cursor-glow,
.nx-page-hero .hero-cursor-glow {
  background: radial-gradient(circle, rgba(120, 191, 69, 0.22), transparent 70%);
}

/* ---- Gradient section rule ---- */
.brand-section-rule {
  height: 4px;
  width: 64px;
  border-radius: 999px;
  background: var(--oyate-gradient);
  margin: 12px 0 20px;
}

/* ---- Stat counters shimmer when visible ---- */
[data-count].is-counted,
.impact-stat-value.is-counted {
  animation: brandStatPop 0.6s cubic-bezier(.22, 1, .36, 1);
}

@keyframes brandStatPop {
  0% { transform: scale(0.92); opacity: 0.6; }
  60% { transform: scale(1.04); }
  100% { transform: scale(1); opacity: 1; }
}

/* ---- Reveal scale variant ---- */
@media (prefers-reduced-motion: no-preference) {
  .reveal-scale {
    opacity: 0;
    transform: scale(0.94) translateY(16px);
    transition: opacity 0.7s cubic-bezier(.22, 1, .36, 1), transform 0.7s cubic-bezier(.22, 1, .36, 1);
  }

  .reveal-scale.is-visible {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* ---- Interactive focus rings (keyboard) ---- */
a:focus-visible,
button:focus-visible,
.btn:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid rgba(42, 153, 208, 0.45);
  outline-offset: 3px;
}

/* ---- Footer gradient sync with logo ---- */
.site-footer {
  background: linear-gradient(135deg, #0C2A42 0%, #1F7AAB 42%, #2A8A43 100%) !important;
}

/* ---- WhatsApp float: brand ring accent ---- */
@keyframes whatsappPulse {
  0%, 100% {
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45), 0 0 0 0 rgba(42, 153, 208, 0.35);
  }
  50% {
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45), 0 0 0 10px rgba(42, 153, 208, 0);
  }
}