/* ==========================================================================
   TOKENS (light minimal)
   ========================================================================== */
:root{
  --bg:#ffffff;
  --text:#0f172a;
  --muted:#475569;
  --brand:#0d2235;
  --brand-700:#0f1426;
  --card:#ffffff;
  --border:#e5e7eb;
  --container:1120px;
  --radius:16px;
  --collab-pattern:"Miya";
  --navy: #0d2235;
  --gold: #f5b400;
}

/* ==========================================================================
   RESET / BASE
   ========================================================================== */
*{ box-sizing:border-box; }
html,body{ height:100%; margin:0; padding:0; }
body{
  margin:0; background:var(--bg); color:var(--text);
  font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}
img{ max-width:100%; display:block; height:auto; }
.container{ max-width:var(--container); margin:auto; padding:0 16px; }

.skip-link{
  position:absolute; left:-9999px; top:auto; width:1px; height:1px; overflow:hidden;
}
.skip-link:focus{
  left:16px; top:16px; width:auto; height:auto;
  padding:8px 12px; background:#000; color:#fff;
}

/* ==========================================================================
   HEADER / NAVIGATION
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  height: 64px;
}

.header__bar {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.logo {
  display: inline-flex;
  align-items: center;
  line-height: 0;
  height: 100%;
  text-decoration: none;
  flex-shrink: 0;
}

.logo img {
  height: auto;
  max-height: 40px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 1px 0 rgba(0,0,0,.18));
}

/* Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  height: 64px;
}

.header__bar {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.logo {
  display: inline-flex;
  align-items: center;
  line-height: 0;
  height: 100%;
  text-decoration: none;
  flex-shrink: 0;
}

.logo img {
  height: auto;
  max-height: 40px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 1px 0 rgba(0,0,0,.18));
}

/* Navigation */
.nav {
  position: relative;
  margin-left: auto;
}

.nav__toggle {
  display: none;
  align-items: center;
  gap: 6px;
  background: transparent;
  border: 1px solid var(--border);
  padding: 8px 16px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  border-radius: 8px;
  transition: all 0.2s ease;
}

.nav__toggle:hover {
  background: rgba(0,0,0,0.05);
}

.nav__toggle:after {
  content: '▼';
  font-size: 10px;
  transition: transform 0.2s ease;
}

.nav__toggle[aria-expanded="true"]:after {
  transform: rotate(180deg);
}

.nav__list {
  display: flex;
  gap: 24px;
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
}

.nav__list a {
  color: var(--text);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  transition: color 0.2s ease;
  white-space: nowrap;
}

.nav__list a:hover {
  color: var(--brand);
  text-decoration: none;
}

/* Actions */
.header__actions {
  display: flex;
  gap: 8px;
  margin-left: 16px;
  flex-shrink: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: 999px;
  text-decoration: none;
  border: 1px solid var(--border);
  line-height: 1;
  font-weight: 600;
  font-size: 14px;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn--primary {
  background: var(--brand);
  color: #fff;
  border-color: transparent;
}

.btn--primary:hover {
  background: var(--brand-700);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.btn--ghost {
  background: #fff;
  color: var(--text);
}

.btn--ghost:hover {
  background: #f8fafc;
}

/* Mobile responsive */
@media (max-width: 900px) {
  .site-header {
    height: 60px;
  }
  
  .header__bar {
    padding: 0 12px;
    gap: 8px;
    position: relative;
  }
  
  .logo img {
    max-height: 36px;
    max-width: 120px;
  }
  
  .nav {
    order: 1; /* Place la nav après le logo */
  }
  
  .nav__toggle {
    display: inline-flex;
  }
  
  .nav__list {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    right: 12px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
    padding: 8px;
    min-width: 220px;
    flex-direction: column;
    gap: 4px;
    z-index: 100;
  }
  
  .nav__list.is-open {
    display: flex;
    animation: slideDown 0.2s ease;
  }
  
  @keyframes slideDown {
    from {
      opacity: 0;
      transform: translateY(-10px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  .nav__list li {
    width: 100%;
  }
  
  .nav__list a {
    display: block;
    padding: 12px 16px;
    border-radius: 8px;
    transition: background 0.2s ease;
    font-size: 14px;
  }
  
  .nav__list a:hover {
    background: #f8fafc;
    color: var(--brand);
  }
  
  .header__actions {
    order: 2; /* Place les actions à la fin */
    gap: 6px;
    margin-left: auto;
  }
  
  .btn {
    padding: 8px 14px;
    font-size: 13px;
  }
  
  .btn--ghost {
    display: none; /* Cache "S'identifier" sur mobile */
  }
}

@media (max-width: 480px) {
  .site-header {
    height: 56px;
  }
  
  .header__bar {
    padding: 0 10px;
  }
  
  .logo img {
    max-height: 32px;
    max-width: 100px;
  }
  
  .btn {
    padding: 8px 12px;
    font-size: 12px;
  }
  
  .nav__list {
    right: 10px;
    min-width: 200px;
  }
}

/* Tablet et Desktop */
@media (min-width: 901px) {
  .site-header {
    height: 72px;
  }
  
  .logo img {
    max-height: 48px;
    max-width: 180px;
  }
  
  .btn {
    padding: 11px 20px;
    font-size: 15px;
  }
  
  .nav__toggle {
    display: none !important;
  }
}
@media (max-width: 900px) {
  .nav__list.is-open {
    display: flex !important;
    animation: slideDown 0.2s ease;
  }
}
/* ==========================================================================
   HERO 
   ========================================================================== */
.hero{ padding: clamp(40px, 6vw, 88px) 0; border-bottom:1px solid var(--border); }

.hero--full{ 
  min-height:100svh; 
  display:grid; 
  align-items:center; 
  position:relative; 
  padding:clamp(40px,8vw,96px) 0; 
}

.hero--dark{ background:#0d2235; color:#fff; }
.hero--dark .intro-sub{ color:#c9d4e5; }
.hero--dark .accent{ color:#f5b300; }

.hero__wrap{ display:flex; align-items:center; }
.hero__content{ max-width: 900px; }

.hero--dark h1{
  margin: 0 0 clamp(8px, 1.2vw, 14px);
  font-size: clamp(38px, 6.8vw, 86px);
  line-height: 1.03;
}

.intro-sub{ margin: 0 0 clamp(20px, 2.5vw, 28px); max-width: 60ch; }

.hero__actions{ display:flex; gap:12px; margin-top:18px; }

.hero--dark .btn--primary{ 
  background:#f5b300; 
  color:#0b1b2c; 
  box-shadow:0 6px 22px rgba(245,179,0,.25); 
}
.hero--dark .btn--primary:hover{ background:#e5a600; }

.scroll-cue{
  position:absolute; left:50%; bottom:20px; transform:translateX(-50%);
  width:44px; height:44px; border-radius:999px;
  border:1px solid rgba(255,255,255,.35); background:transparent; color:#fff;
  font-size:20px; display:grid; place-items:center; cursor:pointer;
}

@media (prefers-reduced-motion:no-preference){
  .scroll-cue{ animation:bob 1.6s ease-in-out infinite; }
  @keyframes bob{
    0%{ transform:translate(-50%,0); } 
    50%{ transform:translate(-50%,6px); } 
    100%{ transform:translate(-50%,0); }
  }
}

.hero--collab{
  background:
    radial-gradient(1200px 600px at 80% 20%, rgba(255,255,255,.06), transparent 60%),
    radial-gradient(900px 500px at 10% 80%, rgba(255,255,255,.05), transparent 60%),
    #0d2235;
  isolation:isolate;
  position: relative;
  overflow: hidden;
}

.hero--collab::before{
  content:var(--collab-pattern);
  position:absolute; inset:0; display:block; z-index:-1; pointer-events:none;
  font-weight:800; letter-spacing:-.02em; color:#ffffff; opacity:.07; filter:blur(.2px);
  font-size:clamp(140px, 22vw, 320px); line-height:1; transform:translateY(8%);
}

.hero--collab::after{
  content:"";
  position:absolute; inset:-40px -40px;
  z-index:-1; pointer-events:none;
  background:
    radial-gradient(220px 220px at 12% 22%, rgba(255,255,255,.10), transparent 60%),
    radial-gradient(160px 160px at 82% 28%, rgba(255,255,255,.08), transparent 60%),
    radial-gradient(300px 300px at 70% 88%, rgba(255,255,255,.06), transparent 60%),
    radial-gradient(120px 120px at 26% 76%, rgba(245,179,0,.15), transparent 65%);
  filter: blur(.2px);
}

@media (prefers-reduced-motion:no-preference){
  .hero--collab::after{ animation: drift 14s ease-in-out infinite alternate; }
  @keyframes drift{
    from{ transform: translate3d(0,0,0) scale(1); }
    to  { transform: translate3d(0,-6px,0) scale(1.015); }
  }
}

/* ==========================================================================
   RESEAU INTERNATIONAL
   ========================================================================== */
.intl {
  background: var(--bg);
  color: var(--text);
}

.intl__container {
  max-width: var(--container);
  margin: auto;
  padding: 64px 24px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.intl__title {
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.06;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0;
}

.t-navy { color: var(--navy); }
.t-gold { color: var(--gold); }

.intl__lead {
  margin: 18px 0 8px;
  font-size: clamp(16px, 1.8vw, 20px);
  color: var(--muted);
  max-width: 52ch;
}

.intl__bullets {
  margin-top: 18px;
}

.intl__bullets p {
  margin: 10px 0;
  color: #334155;
  font-size: 16px;
}

.intl__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  line-height: 1;
  font-weight: 700;
  font-size: 14px;
  color: #0f172a;
  border: 1px solid #0f172a;
  background: linear-gradient(90deg, #fff 0%, #fff 50%, #fff 100%);
  background-size: 200% 100%;
  box-shadow: 
    0 24px 48px -12px rgba(2,6,23,.18),
    0 12px 24px rgba(2,6,23,.12),
    inset 0 0 0 1px rgba(255,255,255,.10);
  transition: transform .15s ease, box-shadow .15s ease, background-position .4s ease, filter .15s ease;
}

.tag:hover {
  transform: translateY(-1px);
  background-position: 100% 50%;
  box-shadow: 0 12px 28px rgba(2,6,23,.10), inset 0 0 0 1px rgba(255,255,255,.10);
  filter: brightness(1.02);
}

.tag img {
  width: 12px;
  height: 12px;
  display: inline-block;
}

.intl__cta {
  margin-top: 22px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.intl__media { width: 150%; }

.intl__card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 6px);
  padding: 10px;
  box-shadow: 0 8px 24px rgba(2,6,23,.06);
}

.intl__img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  border-radius: var(--radius);
  display: block;
}

@media (max-width: 960px){
  .intl__container{ grid-template-columns:1fr; gap:28px; }
  .intl__img{ height:320px; }
}

@media (max-width: 420px) {
  .tag { padding: 8px 12px; }
}

/* ==========================================================================
   TRANSFERT
   ========================================================================== */


.fx-tool {
  padding: 48px 0;
  background: #f9fafb;
  border-top: 1px solid var(--border);
}

.fx-tabs {
  display: flex;
  gap: 8px;
  background: #f1f5f9;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px;
  margin-bottom: 24px;
  max-width: fit-content;
}

.fx-tab {
  appearance: none;
  background: transparent;
  border: 0;
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 700;
  color: var(--text);
  cursor: pointer;
  transition: all 0.2s ease;
}

.fx-tab.is-active {
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: 0 4px 12px rgba(2,6,23,.08);
}

.fx-mode {
  display: none;
}
.fx-mode.is-active { display: block; }

.fx-form { margin-bottom: 20px; }

.fx-row {
  display: grid;
  grid-template-columns: 1fr 1fr auto 1fr;
  gap: 12px;
  align-items: end;
  margin-bottom: 16px;
}

.fx-input-group {
  display: flex;
  flex-direction: column;
}
.fx-input-group label {
  margin-bottom: 6px;
  font-weight: 600;
  color: var(--text);
}

.fx-input-group input,
.fx-select select {
  height: 48px;
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  font: 500 16px/1 system-ui;
  background: #fff;
}

.fx-select {
  position: relative;
}
.fx-select select {
  appearance: none;
  padding-right: 36px;
}
.fx-select::after {
  content: '▼';
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: #64748b;
  font-size: 12px;
}

.fx-swap-btn {
  width: 48px;
  height: 48px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fff;
  cursor: pointer;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}
.fx-swap-btn:hover {
  background: #f1f5f9;
  transform: scale(1.05);
}

.fx-result-box {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  text-align: center;
  box-shadow: 0 4px 12px rgba(2,6,23,.04);
}

.fx-result-amount {
  font-size: 28px;
  font-weight: 700;
  color: var(--brand);
  margin: 0 0 8px;
}

.fx-rate-info {
  color: var(--muted);
  font-size: 13px;
}

/* Grille 2 colonnes */
.fx-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}

/* Options dynamiques */
.option-group {
  background: #f8fafc;
  border: 1px dashed var(--border);
  border-radius: 12px;
  padding: 14px;
  margin: 12px 0;
}

.fx-error {
  background: #fef2f2;
  color: #dc2626;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid #fecaca;
  margin: 12px 0;
}

.fx-summary {
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  border-radius: 16px;
  padding: 20px;
  margin-top: 20px;
}
.fx-summary h3 {
  margin: 0 0 12px;
  color: var(--brand);
}
/* Cacher les radios de tab */
.fx-toggle{
  position:absolute;
  inline-size:1px; block-size:1px;
  overflow:hidden; clip:rect(0 0 0 0);
  clip-path:inset(50%); white-space:nowrap; border:0; padding:0; margin:-1px;
}

/* Style "actif" sur le label de l'onglet sélectionné */
#tab-convert:checked ~ .fx-tabs label[for="tab-convert"],
#tab-send:checked    ~ .fx-tabs label[for="tab-send"]{
  background:#fff;
  border:1px solid var(--border);
  box-shadow:0 4px 12px rgba(2,6,23,.08);
}

/* Afficher le bon panneau */
#tab-convert:checked ~ #convertMode{ display:block; }
#tab-send:checked    ~ #sendMode{    display:block; }

/* Aligner le select "Vers" et le champ résultat */
.fx-inline{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  align-items: center;
}
#fx-receive{
  height:48px;
  padding:0 14px;
  border:1px solid var(--border);
  border-radius:12px;
  background:#f8fafc;
  font: 600 16px/1 system-ui;
  color: var(--text);
}
/* --- Drapeau CSS-only sur le SELECT (état fermé) --- */
.fx-select select{
  /* tu as déjà appearance:none; padding-right; etc. */
  background-repeat: no-repeat;
  background-position: 12px 50%;   /* drapeau à gauche */
  background-size: 18px 13px;      /* taille du drapeau */
  padding-left: 44px;               /* laisse de la place au drapeau */
}

/* Canada */
.fx-select select:has(option:checked[value="CA"]) {
  background-image: url("/assets/icons/ca.png");
}
/* Côte d’Ivoire */
.fx-select select:has(option:checked[value="CI"]) {
  background-image: url("/assets/icons/ci.png");
}
/* Mali */
.fx-select select:has(option:checked[value="ML"]) {
  background-image: url("/assets/icons/mali.png");
}
/* Bénin */
.fx-select select:has(option:checked[value="BJ"]) {
  background-image: url("/assets/icons/benin.png");
}

/* Fallback (navigateurs très anciens sans :has) : pas de drapeau, juste du padding normal */
@supports not (selector(:has(*))) {
  .fx-select select{ background-image: none; padding-left: 14px; }
}


/* Responsive */
@media (max-width: 860px) {
  .fx-row, .fx-grid-2 {
    grid-template-columns: 1fr;
  }
  .fx-swap-btn {
    grid-column: 1 / -1;
    width: 100%;
    margin: 8px 0;
  }
}


/* ==========================================================================
   FAQ
   ========================================================================== */

   

.faq-static{
  padding: clamp(40px, 6vw, 72px) 0;
  background: #ffffff;
  border-top: 2px solid #cbd5e1;
  border-bottom: 1px solid var(--border);
  margin-top: 5px;
}
.faq-static .container{ max-width: var(--container); padding: 0 16px; }

.faq-head h2{
  margin: 0; font-size: clamp(28px, 4vw, 44px); line-height:1.05; color: var(--navy);
}
.faq-sub{
  margin: 8px 0 22px; color: var(--muted);
}

.faq-list{ display: grid; gap: 12px; }

.faq{
  border: 1px solid var(--border);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 8px 24px rgba(2,6,23,.04);
  overflow: clip;
}

/* Ligne de titre */
.faq-q{
  list-style: none; /* masque le triangle natif sur certains navigateurs */
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  user-select: none;
  background: #f8fafc;
  color: var(--navy);
  font-weight: 700;
  position: relative;
}
.faq-q::-webkit-details-marker{ display: none; }

.faq .ico{
  width: 20px; height: 20px; flex: 0 0 20px;
  stroke: currentColor; fill: none; stroke-width: 2;
  transform: rotate(0deg); transition: transform .25s ease;
  opacity: .9;
}
.faq[open] .ico{ transform: rotate(45deg); }

.faq-a{
  padding: 0 18px 16px 18px;
  color: #334155;
  line-height: 1.7;
  display: grid; gap: 8px;
}
.faq-a p{ margin: 0; }

/* Survol / focus */
.faq-q:hover{ background: #eef2f7; }
.faq-q:focus{ outline: 2px solid var(--gold); outline-offset: 2px; border-radius: 12px; }

/* Petits écrans */
@media (max-width: 560px){
  .faq-q{ padding: 14px; }
  .faq-a{ padding: 0 14px 14px; }
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer{
  background:#0d2235; 
  color:#cbd5e1;
  border-top:1px solid var(--border);
  padding:32px 0 20px;
}

.site-footer .btn--primary{
  background: #f5b300;
  color: #0b1b2c;
  box-shadow: 0 4px 12px rgba(245, 179, 0, 0.2);
}

.site-footer a{ color:#e2e8f0; text-decoration:none; }
.site-footer a:hover{ text-decoration:underline; }

.footer__top{
  display:grid; 
  gap:24px;
  grid-template-columns: 1.1fr 1fr 1fr 1fr;
  align-items:start; 
  padding-bottom:18px;
  border-bottom:1px solid rgba(255,255,255,.08);
}

.footer__bottom{
  display:flex; 
  gap:12px; 
  justify-content:space-between; 
  align-items:center;
  padding-top:14px; 
  color:#94a3b8; 
  flex-wrap:wrap; 
  flex-direction:column;
}

.f-col{ min-width:0; }

.logo--footer{
  display:inline-block; 
  font-weight:800; 
  letter-spacing:.2px;
  color:#fff; 
  margin-bottom:8px;
  text-decoration: none;
}

.f-note{ margin:0 0 12px; color:#cbd5e1; max-width:40ch; }

.f-title{
  margin:0 0 8px; 
  color:#ffffff; 
  font-size:1rem; 
  font-weight:800; 
  letter-spacing:.2px;
}

.f-links, .f-countries{
  list-style:none; 
  padding:0; 
  margin:0;
  display:flex; 
  flex-direction:column; 
  gap:8px;
}

.f-countries li{ 
  display:flex; 
  align-items:center; 
  gap:8px; 
}

.f-countries li::before{ 
  content:"•"; 
  color:var(--gold); 
  font-weight:900; 
  margin-right:2px; 
}

.f-countries .muted{ color:#94a3b8; }

.f-countries img {
  width: 12px;
  height: 12px;
}

.footer__actions {
  margin-top: 12px;
}

.socials{ 
  display:flex; 
  gap:10px; 
  align-items:center; 
  margin-top: 40px; 
}

.social{
  width:38px; 
  height:38px; 
  display:grid; 
  place-items:center;
  border-radius:10px; 
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.04);
  transition:transform .15s ease, background .15s ease, border-color .15s ease;
  text-decoration: none;
}

.social:hover{ 
  transform:translateY(-2px); 
  background:rgba(255,255,255,.08); 
  border-color:rgba(255,255,255,.28); 
}

.social svg{ 
  width:18px; 
  height:18px; 
  fill:#e2e8f0; 
}

@media (max-width:980px){
  .footer__top{ grid-template-columns:1fr 1fr; }
}

@media (max-width:560px){
  .footer__top{ grid-template-columns:1fr; }
}

/* ==========================================================================
   ANTI-SCROLL HORIZONTAL
   ========================================================================== */
html, body { overflow-x: hidden; }
/* Evite que les ancres passent sous le header sticky */
[id] { scroll-margin-top: 84px; }

/* Améliore un peu le rendu en dark-preference (optionnel) */
:root { color-scheme: light; } /* passe à 'light dark' si tu gères un thème dark */