/**
 * WHALE Header & Footer — Premium Design System
 * header-footer.css | v2.0
 */

/* ════════════════════════════════════════════════════
   TOP BAR
   ════════════════════════════════════════════════════ */
.top-bar {
  background: var(--whale-navy);
  border-bottom: 1px solid rgba(22,135,237,.25);
  height: 36px;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.top-bar-inner {
  max-width: var(--mw-xl);
  margin: 0 auto;
  padding: 0 var(--sp-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: var(--sp-4);
}
.top-bar-text {
  font-size: .65rem;
  color: rgba(255,255,255,.55);
  font-family: var(--f-en);
  letter-spacing: .3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.top-bar-actions {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-shrink: 0;
}
.top-bar-link {
  font-size: .65rem;
  color: rgba(255,255,255,.6);
  text-decoration: none;
  font-family: var(--f-en);
  transition: color .2s;
  white-space: nowrap;
}
.top-bar-link:hover { color: var(--whale-cyan); }
.top-bar-sep { color: rgba(255,255,255,.2); font-size: .65rem; }

@media (max-width: 768px) {
  .top-bar-text { display: none; }
  .top-bar-inner { justify-content: center; }
}

/* ════════════════════════════════════════════════════
   SITE HEADER
   ════════════════════════════════════════════════════ */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header, 900);
  background: rgba(4,30,62,.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(255,255,255,.07);
  transition: box-shadow .35s ease, background .35s ease;
}
.site-header.scrolled {
  background: rgba(4,30,62,.98);
  box-shadow: 0 4px 40px rgba(0,0,0,.4);
}

.header-inner {
  max-width: var(--mw-xl);
  margin: 0 auto;
  padding: 0 var(--sp-6);
  height: 80px;
  display: flex;
  align-items: center;
  gap: var(--sp-6);
}

/* ── Logo ── */
.site-logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  text-decoration: none;
  flex-shrink: 0;
}
.logo-icon {
  width: 54px;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  filter: drop-shadow(0 0 8px rgba(22,135,237,.4));
  transition: filter .3s;
}
.site-logo:hover .logo-icon { filter: drop-shadow(0 0 14px rgba(55,201,237,.6)); }
.logo-text { display: flex; flex-direction: column; line-height: 1; }
.logo-name {
  font-family: var(--f-en);
  font-weight: 800;
  font-size: 1.55rem;
  letter-spacing: 2px;
  color: #fff;
}
.logo-sub {
  font-family: var(--f-en);
  font-size: .55rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--whale-cyan);
  font-weight: 600;
  margin-top: 1px;
}

/* ── Main Nav ── */
.main-nav {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  margin-inline-start: var(--sp-4);
}
@media (max-width: 1024px) { .main-nav { display: none; } }

.nav-item {
  position: relative;
}
.nav-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: var(--tx-sm);
  font-weight: var(--fw-bold);
  color: rgba(255,255,255,.92);
  padding: 0.5rem 0.85rem;
  border-radius: var(--r-md);
  transition: color .2s, background .2s;
  white-space: nowrap;
}
.nav-btn:hover,
.nav-item:hover .nav-btn {
  color: #fff;
  background: rgba(255,255,255,.07);
}
.nav-chevron-svg {
  transition: transform .25s cubic-bezier(.23,1,.32,1);
  flex-shrink: 0;
  color: rgba(255,255,255,.4);
}
.nav-btn[aria-expanded="true"] .nav-chevron-svg { transform: rotate(180deg); color: var(--whale-cyan); }

/* ── Dropdown ── */
.nav-drop {
  position: absolute;
  top: calc(100% + 12px);
  inset-inline-start: 50%;
  transform: translateX(-50%) translateY(8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .22s cubic-bezier(.23,1,.32,1), transform .22s cubic-bezier(.23,1,.32,1);
  min-width: 280px;
  z-index: 200;
}
/* Hover Bridge to close the 12px gap between nav item and dropdown */
.nav-drop::before {
  content: '';
  position: absolute;
  top: -16px;
  left: 0;
  right: 0;
  height: 18px;
  background: transparent;
  pointer-events: auto;
}

/* RTL override */
[dir="rtl"] .nav-drop {
  inset-inline-start: auto;
  inset-inline-end: 0;
  transform: translateY(8px);
}
[dir="ltr"] .nav-drop {
  inset-inline-start: 0;
  transform: translateY(8px);
}

.nav-drop.open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
[dir="rtl"] .nav-drop.open { transform: translateY(0); }

.drop-inner {
  background: rgba(6,34,68,.97);
  backdrop-filter: blur(24px);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--r-xl);
  padding: var(--sp-3);
  box-shadow: 0 24px 64px rgba(0,0,0,.5), 0 0 0 1px rgba(22,135,237,.1);
}

/* ── Drop link ── */
.drop-link {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-3);
  border-radius: var(--r-lg);
  text-decoration: none;
  color: rgba(255,255,255,.75);
  transition: background .18s, color .18s;
  position: relative;
}
.drop-link:hover {
  background: rgba(22,135,237,.12);
  color: #fff;
}
.drop-link--featured {
  background: rgba(22,135,237,.08);
  border: 1px solid rgba(22,135,237,.2);
}
.drop-link--featured:hover { background: rgba(22,135,237,.18); }

.drop-icon-wrap {
  width: 36px;
  height: 36px;
  border-radius: var(--r-md);
  background: rgba(255,255,255,.06);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
}
.drop-icon { line-height: 1; }
.drop-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  min-width: 0;
}
.drop-text strong {
  font-size: var(--tx-sm);
  font-weight: var(--fw-semi);
  color: #fff;
  font-family: var(--f-en);
}
.drop-text small {
  font-size: .68rem;
  color: rgba(255,255,255,.45);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.drop-arrow {
  font-size: .75rem;
  color: rgba(255,255,255,.2);
  flex-shrink: 0;
  transition: color .2s, transform .2s;
}
.drop-link:hover .drop-arrow { color: var(--whale-cyan); transform: translateX(2px); }
[dir="rtl"] .drop-link:hover .drop-arrow { transform: translateX(-2px); }

/* Badge */
.badge-hero {
  display: inline-block;
  background: linear-gradient(135deg,#1687ED,#37C9ED);
  color: #fff;
  font-size: .5rem;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 4px;
  letter-spacing: .5px;
  vertical-align: middle;
  margin-inline-start: 4px;
  font-family: var(--f-en);
}

/* ── Drop CTA mini ── */
.drop-cta-mini {
  margin-top: var(--sp-2);
  padding-top: var(--sp-2);
  border-top: 1px solid rgba(255,255,255,.06);
}
.drop-cta-mini-btn {
  display: block;
  text-align: center;
  font-size: .7rem;
  font-weight: 700;
  color: var(--whale-cyan);
  text-decoration: none;
  padding: var(--sp-2) var(--sp-3);
  border-radius: var(--r-md);
  transition: background .2s;
  letter-spacing: .3px;
  font-family: var(--f-en);
}
.drop-cta-mini-btn:hover { background: rgba(55,201,237,.08); }

/* ── Mega Menu ── */
.nav-drop--mega {
  min-width: min(700px, 92vw);
  position: absolute;
  top: calc(100% + 12px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .22s cubic-bezier(.23,1,.32,1), transform .22s cubic-bezier(.23,1,.32,1);
  z-index: 200;
}
.nav-drop--mega::before {
  content: '';
  position: absolute;
  top: -16px;
  left: 0;
  right: 0;
  height: 18px;
  background: transparent;
  pointer-events: auto;
}
[dir="rtl"] .nav-drop--mega {
  left: auto;
  right: 0;
  transform: translateY(8px);
}
[dir="ltr"] .nav-drop--mega {
  left: 0;
  right: auto;
  transform: translateY(8px);
}
.nav-drop--mega.open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
[dir="rtl"] .nav-drop--mega.open {
  transform: translateY(0);
}
[dir="ltr"] .nav-drop--mega.open {
  transform: translateY(0);
}


.mega-inner {
  background: rgba(6,34,68,.97);
  backdrop-filter: blur(24px);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--r-xl);
  padding: var(--sp-5);
  box-shadow: 0 24px 64px rgba(0,0,0,.5), 0 0 0 1px rgba(22,135,237,.1);
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: var(--sp-4);
}
.mega-col { min-width: 0; }
.mega-col-label {
  font-size: .6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--whale-cyan);
  font-family: var(--f-en);
  margin-block-end: var(--sp-3);
  padding-inline-start: var(--sp-2);
}
.mega-promo {
  width: 200px;
  border-inline-start: 1px solid rgba(255,255,255,.07);
  padding-inline-start: var(--sp-4);
}
.mega-promo-inner {
  background: linear-gradient(135deg, rgba(22,135,237,.15) 0%, rgba(55,201,237,.08) 100%);
  border: 1px solid rgba(22,135,237,.2);
  border-radius: var(--r-xl);
  padding: var(--sp-5);
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}
.mega-promo-eyebrow {
  font-size: .58rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--whale-cyan);
  font-family: var(--f-en);
  font-weight: 700;
}
.mega-promo-title {
  font-size: var(--tx-base);
  font-weight: var(--fw-bold);
  color: #fff;
  line-height: 1.3;
}
.mega-promo-desc {
  font-size: .68rem;
  color: rgba(255,255,255,.5);
  line-height: 1.5;
  flex: 1;
}
.mega-promo-cta {
  display: inline-block;
  font-size: .7rem;
  font-weight: 700;
  color: var(--whale-cyan);
  text-decoration: none;
  font-family: var(--f-en);
  transition: opacity .2s;
}
.mega-promo-cta:hover { opacity: .7; }

/* ── Header Actions ── */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-shrink: 0;
  margin-inline-start: auto;
}

.lang-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--r-xl);
  color: rgba(255,255,255,.8);
  font-size: .75rem;
  font-weight: 700;
  font-family: var(--f-en);
  padding: var(--sp-2) var(--sp-4);
  cursor: pointer;
  transition: background .2s, border-color .2s, color .2s;
  letter-spacing: .5px;
}
.lang-btn:hover { background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.2); color: #fff; }

.header-cta {
  font-size: .78rem !important;
  padding: var(--sp-2) var(--sp-5) !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 4px !important;
  white-space: nowrap;
}
@media (max-width: 1200px) { .header-cta { display: none !important; } }

/* ── Burger ── */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--r-md);
  cursor: pointer;
  padding: var(--sp-2);
  transition: background .2s;
}
@media (max-width: 1024px) { .menu-toggle { display: flex; } }
.menu-toggle:hover { background: rgba(255,255,255,.12); }
.burger-line {
  display: block;
  height: 2px;
  background: rgba(255,255,255,.8);
  border-radius: 2px;
  transition: transform .3s, opacity .3s, width .3s;
}
.menu-toggle.open .burger-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.open .burger-line:nth-child(2) { opacity: 0; transform: scaleX(0); }
.menu-toggle.open .burger-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ════════════════════════════════════════════════════
   MOBILE DRAWER
   ════════════════════════════════════════════════════ */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-header, 900) + 10);
  pointer-events: none;
  visibility: hidden;
  transition: visibility 0s .4s;
}
.mobile-nav.open {
  pointer-events: auto;
  visibility: visible;
  transition: visibility 0s;
}

.mobile-nav-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.6);
  backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity .35s cubic-bezier(.23,1,.32,1);
}
.mobile-nav.open .mobile-nav-overlay { opacity: 1; }

.mobile-nav-panel {
  position: absolute;
  top: 0;
  bottom: 0;
  inset-inline-end: 0;
  width: min(360px, 92vw);
  background: var(--whale-navy);
  border-inline-start: 1px solid rgba(255,255,255,.08);
  display: flex;
  flex-direction: column;
  transform: translateX(110%);
  transition: transform .38s cubic-bezier(.23,1,.32,1);
  overflow: hidden;
}
[dir="rtl"] .mobile-nav-panel { transform: translateX(-110%); }

.mobile-nav.open .mobile-nav-panel { transform: translateX(0); }
[dir="rtl"] .mobile-nav.open .mobile-nav-panel { transform: translateX(0); }

/* Panel Head */
.mobile-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-4) var(--sp-5);
  border-bottom: 1px solid rgba(255,255,255,.07);
  flex-shrink: 0;
  background: rgba(0,0,0,.2);
}
.mobile-close {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--r-md);
  color: rgba(255,255,255,.7);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s, color .2s;
}
.mobile-close:hover { background: rgba(255,255,255,.15); color: #fff; }

/* Scroll area */
.mobile-nav-scroll {
  flex: 1;
  overflow-y: auto;
  padding: var(--sp-3);
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,.1) transparent;
}
.mobile-nav-scroll::-webkit-scrollbar { width: 4px; }
.mobile-nav-scroll::-webkit-scrollbar-thumb { background: rgba(255,255,255,.1); border-radius: 4px; }

/* Accordion sections */
.mobile-section {
  margin-block-end: var(--sp-1);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.mobile-section-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--sp-3) var(--sp-4);
  background: rgba(255,255,255,.04);
  border: none;
  border-radius: var(--r-lg);
  color: rgba(255,255,255,.85);
  font-family: var(--f-ar);
  font-size: var(--tx-sm);
  font-weight: var(--fw-semi);
  cursor: pointer;
  transition: background .2s;
  text-align: start;
}
.mobile-section-toggle:hover { background: rgba(255,255,255,.08); }
.mobile-section-toggle[aria-expanded="true"] { background: rgba(22,135,237,.12); color: #fff; }
.mobile-chevron { transition: transform .25s; color: rgba(255,255,255,.35); flex-shrink: 0; }
.mobile-section-toggle[aria-expanded="true"] .mobile-chevron { transform: rotate(180deg); color: var(--whale-cyan); }

.mobile-section-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s cubic-bezier(.23,1,.32,1);
  padding: 0 var(--sp-2);
}
.mobile-section-body.open { max-height: 500px; }

.mobile-group-label {
  font-size: .6rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--whale-cyan);
  font-family: var(--f-en);
  font-weight: 700;
  padding: var(--sp-3) var(--sp-2) var(--sp-1);
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-3);
  border-radius: var(--r-md);
  text-decoration: none;
  color: rgba(255,255,255,.7);
  font-size: var(--tx-sm);
  transition: background .18s, color .18s;
  margin-block-end: 2px;
}
.mobile-nav-link:hover { background: rgba(255,255,255,.06); color: #fff; }
.mobile-nav-link--featured {
  background: rgba(22,135,237,.1);
  color: rgba(255,255,255,.9);
  border: 1px solid rgba(22,135,237,.2);
}

/* Panel Foot */
.mobile-panel-foot {
  padding: var(--sp-4) var(--sp-5);
  border-top: 1px solid rgba(255,255,255,.07);
  flex-shrink: 0;
  background: rgba(0,0,0,.15);
}

/* WhatsApp button handled globally in components.css */


/* ════════════════════════════════════════════════════
   SITE FOOTER
   ════════════════════════════════════════════════════ */
.site-footer {
  background: var(--whale-navy);
  border-top: 1px solid rgba(255,255,255,.06);
  color: rgba(255,255,255,.85);
}

/* ── CTA Band ── */
.footer-cta-band {
  background: linear-gradient(135deg,
    rgba(22,135,237,.18) 0%,
    rgba(55,201,237,.08) 50%,
    rgba(6,47,95,0) 100%
  );
  border-bottom: 1px solid rgba(22,135,237,.15);
}
.footer-cta-inner {
  max-width: var(--mw-xl);
  margin: 0 auto;
  padding: var(--sp-12) var(--sp-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-8);
}
@media (max-width: 768px) {
  .footer-cta-inner { flex-direction: column; text-align: center; gap: var(--sp-6); }
}
.footer-cta-eyebrow {
  font-size: .65rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--whale-cyan);
  font-family: var(--f-en);
  font-weight: 700;
  margin-block-end: var(--sp-2);
}
.footer-cta-heading {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: var(--fw-bold);
  color: #fff;
  line-height: 1.2;
  margin-block-end: var(--sp-3);
}
.footer-cta-sub {
  font-size: var(--tx-sm);
  color: rgba(255,255,255,.55);
  line-height: 1.7;
  max-width: 460px;
}
.footer-cta-actions {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-shrink: 0;
  flex-wrap: wrap;
  justify-content: center;
}
/* White button and sizing handled globally in components.css */


/* ── Footer Main Grid ── */
.footer-main {
  max-width: var(--mw-xl);
  margin: 0 auto;
  padding: var(--sp-12) var(--sp-6);
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--sp-8);
}
@media (max-width: 1100px) {
  .footer-main { grid-template-columns: 1fr 1fr; gap: var(--sp-8) var(--sp-6); }
  .footer-brand-col { grid-column: 1/-1; }
}
@media (max-width: 600px) {
  .footer-main { grid-template-columns: 1fr; }
  .footer-brand-col { grid-column: 1; }
}

/* Brand col */
.footer-logo { margin-block-end: var(--sp-5); }

.footer-desc {
  font-size: var(--tx-sm);
  color: rgba(255,255,255,.75);
  line-height: 1.8;
  margin-block-end: var(--sp-6);
  max-width: 360px;
}

/* Contact list */
.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  margin-block-end: var(--sp-6);
}
.footer-contact-item {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: .75rem;
  color: rgba(255,255,255,.75);
  text-decoration: none;
  transition: color .2s;
  line-height: 1.4;
}
a.footer-contact-item:hover { color: rgba(255,255,255,.8); }
.footer-contact-icon { font-size: .9rem; flex-shrink: 0; width: 18px; text-align: center; }

/* Social */
.footer-social {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
}
.social-link {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--r-md);
  color: rgba(255,255,255,.55);
  text-decoration: none;
  transition: background .2s, color .2s, border-color .2s, transform .25s cubic-bezier(.34,1.56,.64,1);
}
.social-link:hover {
  background: rgba(22,135,237,.2);
  border-color: rgba(22,135,237,.4);
  color: #fff;
  transform: translateY(-3px);
}

/* Footer columns */
.footer-col-title {
  font-size: .65rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: rgba(255,255,255,.65);
  font-family: var(--f-en);
  font-weight: 700;
  margin-block-end: var(--sp-4);
}
.footer-links { display: flex; flex-direction: column; gap: var(--sp-2); }
.footer-link {
  font-size: var(--tx-sm);
  color: rgba(255,255,255,.75);
  text-decoration: none;
  transition: color .2s, padding-inline-start .2s;
  line-height: 1.4;
}
.footer-link:hover { color: rgba(255,255,255,.9); padding-inline-start: 4px; }
.footer-link--featured {
  color: var(--whale-cyan) !important;
  font-weight: var(--fw-semi);
}
.footer-link--featured:hover { color: #fff !important; }

/* ── Footer Bottom ── */
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.06);
}
.footer-bottom-inner {
  max-width: var(--mw-xl);
  margin: 0 auto;
  padding: var(--sp-5) var(--sp-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  flex-wrap: wrap;
}
.footer-legal {
  font-size: .7rem;
  color: rgba(255,255,255,.55);
  font-family: var(--f-en);
}
.footer-legal-links {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-wrap: wrap;
}
.footer-legal-links a {
  font-size: .7rem;
  color: rgba(255,255,255,.65);
  text-decoration: none;
  transition: color .2s;
}
.footer-legal-links a:hover { color: rgba(255,255,255,.7); }
.footer-sep { color: rgba(255,255,255,.15); font-size: .7rem; }

/* ── WhatsApp Float ── */
.wa-float {
  position: fixed;
  bottom: var(--sp-6);
  inset-inline-end: var(--sp-6);
  width: 56px;
  height: 56px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(37,211,102,.4);
  z-index: 800;
  transition: transform .3s cubic-bezier(.34,1.56,.64,1), box-shadow .3s;
}
.wa-float::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: #25d366;
  opacity: .3;
  animation: waPulse 2.5s ease-out infinite;
}
.wa-float:hover { transform: scale(1.1); box-shadow: 0 6px 28px rgba(37,211,102,.55); }
@keyframes waPulse {
  0%   { transform: scale(1);   opacity: .3; }
  100% { transform: scale(1.65); opacity: 0; }
}

/* Mobile: hide wa-float when bottom-nav covers it */
@media (max-width: 768px) {
  .wa-float { bottom: calc(var(--sp-6) + 72px); }
}

/* ── Active nav link highlight ── */
.nav-btn.is-active { color: var(--whale-cyan) !important; }

/* Sitemap Button Hover arrow sliding */
.sitemap-btn span {
  display: inline-block;
  transition: transform 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.sitemap-btn:hover span {
  transform: translateX(-4px);
}
[dir="ltr"] .sitemap-btn:hover span {
  transform: translateX(4px);
}