/* Ndembo Kin Connect — compléments visuels (loader, toasts, animations). */

[hidden] { display: none !important; }

/* Indicateur de chargement avec le logo */
.nk-loader {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(25, 23, 70, .82);
  backdrop-filter: blur(4px);
}
.nk-loader-box { position: relative; display: grid; place-items: center; text-align: center; }
.nk-loader-logo { width: 68px; height: 68px; object-fit: contain; animation: nk-pulse 1.4s ease-in-out infinite; }
.nk-loader-ring {
  position: absolute;
  top: -12px;
  width: 92px; height: 92px;
  border-radius: 999px;
  border: 3px solid rgba(199, 255, 50, .25);
  border-top-color: #c7ff32;
  animation: nk-spin 1s linear infinite;
}
@keyframes nk-spin { to { transform: rotate(360deg); } }
@keyframes nk-pulse { 0%,100% { transform: scale(1); opacity: 1; } 50% { transform: scale(.92); opacity: .75; } }

/* Notifications toast */
.nk-toasts {
  position: fixed;
  left: 50%;
  top: 1rem;
  z-index: 95;
  display: flex;
  flex-direction: column;
  gap: .5rem;
  width: min(92vw, 26rem);
  transform: translateX(-50%);
  pointer-events: none;
}
.nk-toast {
  display: flex;
  align-items: flex-start;
  gap: .625rem;
  padding: .85rem 1rem;
  border-radius: 1rem;
  background: #171716;
  color: #fff;
  font-size: .8125rem;
  line-height: 1.35;
  box-shadow: 0 16px 40px rgba(0, 0, 0, .2);
  animation: nk-toast-in .25s ease-out;
  pointer-events: auto;
}
.nk-toast--success { background: #26663a; }
.nk-toast--error   { background: #8c2020; }
.nk-toast--warning { background: #8a6300; }
.nk-toast--info    { background: #292664; }
@keyframes nk-toast-in { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }

/* Champs de formulaire homogènes */
.nk-field {
  width: 100%;
  border-radius: .25rem;
  border: 1px solid rgba(23, 23, 22, .12);
  background: #fff;
  min-height: 44px;
  padding: .58rem .78rem;
  font-size: .875rem;
  color: #171716;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.nk-field::placeholder { color: #96968f; opacity: 1; }
textarea.nk-field { min-height: 88px; resize: vertical; }
.nk-field:focus {
  outline: none;
  border-color: #91cf47;
  box-shadow: 0 0 0 3px rgba(145, 207, 71, .25);
}
.nk-label { display: block; font-size: .75rem; font-weight: 600; margin-bottom: .35rem; color: #3b3b36; }
.nk-help { font-size: .6875rem; color: #7d7d76; margin-top: .3rem; }
.nk-error { font-size: .75rem; color: #8c2020; margin-top: .3rem; }
button[disabled], .nk-busy { opacity: .6; cursor: not-allowed; }

/* Titrage commun inspiré de l'identité Ndembo : sombre, centré et éditorial. */
.nk-page-heading {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-bottom: 3.25rem;
  padding-top: 3.25rem;
  /* Même famille chromatique que l'en-tête : bleu nuit du logo en dégradé. */
  background: linear-gradient(120deg, #1b1946 0%, #292664 55%, #3a3684 100%);
}
.nk-page-heading-grid {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: .18;
  background-image: linear-gradient(rgba(145,207,71,.14) 1px, transparent 1px), linear-gradient(90deg, rgba(145,207,71,.14) 1px, transparent 1px);
  background-size: 86px 86px;
  mask-image: linear-gradient(to bottom, black, transparent 92%);
}
.nk-page-kicker { margin: 0; color: #c7ff32; font-size: .7rem; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; }
.nk-page-heading h1 { margin: .9rem auto 0; max-width: 60rem; font-size: clamp(2rem, 5vw, 3.65rem); font-weight: 750; line-height: 1.06; letter-spacing: 0; }
.nk-page-legend { margin: 1.05rem auto 0; max-width: 48rem; color: rgba(255,255,255,.62); font-size: clamp(.9rem, 2vw, 1.05rem); line-height: 1.65; }

/* Zone de dépôt commune à tous les téléversements. */
.nk-dropzone { position: relative; display: grid; min-height: 118px; place-items: center; border: 1px dashed #a9a9b5; border-radius: .25rem; background: #f8f9fb; padding: 1rem; color: #454856; text-align: center; cursor: pointer; transition: border-color .18s ease, background .18s ease, box-shadow .18s ease; }
.nk-dropzone:hover, .nk-dropzone.is-dragging { border-color: #292664; background: #f1f3f8; box-shadow: 0 0 0 3px rgba(41,38,100,.1); }
.nk-dropzone:focus-within { outline: 2px solid #91cf47; outline-offset: 2px; }
.nk-dropzone input[type=file] { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; }
.nk-dropzone-icon { display: grid; width: 36px; height: 36px; margin: 0 auto .45rem; place-items: center; border: 1px solid #dedee5; background: #fff; color: #292664; }
.nk-dropzone-title { display: block; font-size: .76rem; font-weight: 700; }
.nk-dropzone-hint { display: block; margin-top: .2rem; color: #777781; font-size: .68rem; }
.nk-dropzone-file { display: block; max-width: 100%; margin-top: .45rem; overflow: hidden; color: #292664; font-size: .68rem; font-weight: 700; text-overflow: ellipsis; white-space: nowrap; }

/* Suggestions de recherche instantanée */
.nk-suggestions {
  position: absolute;
  z-index: 30;
  left: 0; right: 0;
  margin-top: .35rem;
  background: #fff;
  border-radius: .25rem;
  box-shadow: 0 18px 40px rgba(0, 0, 0, .14);
  overflow: hidden;
}
.nk-suggestions a { display: flex; align-items: center; gap: .6rem; padding: .6rem .9rem; font-size: .8125rem; }
.nk-suggestions a:hover { background: #f7f7f5; }

/* Étoiles de notation */
.nk-stars { display: inline-flex; gap: .15rem; }
.nk-star { color: #d8d8d0; font-size: 1.35rem; line-height: 1; background: none; border: 0; cursor: pointer; }
.nk-star.is-on { color: #91cf47; }

/* Animations d'apparition reprises du design d'origine */
.scroll-motion { will-change: transform, opacity; }
.scroll-phone { opacity: 0; transform: translateY(48px) rotate(-4deg); transition: transform 900ms cubic-bezier(.16,1,.3,1), opacity 650ms ease-out; }
.scroll-phone.is-visible { opacity: 1; transform: translateY(0) rotate(0); }
.scroll-card { opacity: 0; transform: translateY(42px) rotate(5deg) scale(.96); transition: transform 900ms cubic-bezier(.16,1,.3,1), opacity 650ms ease-out; }
.scroll-card.is-visible { opacity: 1; transform: translateY(0) rotate(0) scale(1); }
.scroll-story { opacity: 0; transform: translateY(34px) scale(.94); transition: transform 750ms cubic-bezier(.16,1,.3,1), opacity 600ms ease-out; }
.scroll-story.is-visible { opacity: 1; transform: translateY(0) scale(1); }
.scroll-story-two { transition-delay: 120ms; }
.scroll-story-three { transition-delay: 240ms; }

@media (prefers-reduced-motion: reduce) {
  .scroll-motion, .scroll-phone, .scroll-card, .scroll-story { opacity: 1; transform: none; transition: none; }
  .nk-loader-logo, .nk-loader-ring { animation: none; }
}

/* Formulaires professionnels : identité conservée, styles locaux sans dépendance CDN. */
.nk-auth {
  --form-surface: #fff;
  --form-ink: #292664;
  --form-text: #171716;
  --form-muted: #666660;
  --form-line: #dedee5;
  --form-accent: #91cf47;
  --form-focus: rgba(145,207,71,.25);
  --form-shadow: 0 10px 30px rgba(23,23,22,.05);
  box-sizing: border-box;
  width: 100%; max-width: 30rem; margin: 0 auto; padding: 2.5rem 1.25rem;
}
.nk-auth--register { max-width: 48rem; }
.nk-auth-form { padding: 1.75rem; border: 1px solid var(--form-line); border-radius: .25rem; background: var(--form-surface); box-shadow: var(--form-shadow); }
.nk-auth-form > * + * { margin-top: 1.25rem; }
.nk-auth-form > input[type=hidden] { margin: 0; }
.nk-auth-form .grid { display: grid; gap: 1rem; }
.nk-auth-form .grid > div { min-width: 0; }
.nk-auth .nk-field { box-sizing: border-box; min-height: 46px; max-width: 100%; border: 1px solid var(--form-line); border-radius: .125rem; color: var(--form-text); background: #f8f9fb; font: inherit; font-size: 16px; line-height: 1.4; padding: .62rem .8rem; }
.nk-auth .nk-field:focus-visible { outline: 2px solid var(--form-accent); outline-offset: 2px; box-shadow: 0 0 0 4px var(--form-focus); }
.nk-auth .nk-label { color: #454856; font-size: .72rem; font-weight: 700; letter-spacing: .08em; margin-bottom: .5rem; text-transform: uppercase; }
.nk-auth .nk-help { color: var(--form-muted); font-size: .75rem; line-height: 1.6; }
.nk-auth input[type=file] { font-size: .8125rem; overflow: hidden; }
.nk-auth-form button[type=submit] { min-height: 48px; border: 0; border-radius: .125rem; background: var(--form-accent); color: var(--form-ink); padding: .875rem 1.5rem; font-weight: 700; cursor: pointer; white-space: normal; }
.nk-auth-form > .flex { flex-wrap: wrap; gap: 1rem; line-height: 1.6; }
.nk-role-heading { margin-top: 2rem; color: var(--form-text); font-size: 1rem; font-weight: 700; text-align: center; }
.nk-role-options { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: .75rem; margin: 1.25rem 0 2rem; }
.nk-role-card { position: relative; display: flex; min-width: 0; min-height: 148px; flex-direction: column; align-items: center; justify-content: center; border: 1px solid var(--form-line); border-radius: .125rem; background: var(--form-surface); padding: 1rem .75rem; color: var(--form-text); text-align: center; transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease; }
.nk-role-card:hover { border-color: var(--form-ink); box-shadow: 0 8px 22px rgba(41,38,100,.09); transform: translateY(-2px); }
.nk-role-card.is-active { border: 2px solid var(--form-ink); }
.nk-role-icon { display: grid; width: 48px; height: 48px; place-items: center; border: 1px solid var(--form-line); background: #f8f9fb; color: var(--form-ink); }
.nk-role-card.is-active .nk-role-icon { border-color: var(--form-ink); background: var(--form-ink); color: var(--form-surface); }
.nk-role-card strong { margin-top: .75rem; font-size: .82rem; line-height: 1.25; }
.nk-role-card small { margin-top: .35rem; color: var(--form-muted); font-size: .68rem; line-height: 1.4; }
.nk-role-check { position: absolute; right: .55rem; top: .4rem; color: var(--form-ink); font-weight: 800; }
.nk-form-title { border-bottom: 1px solid var(--form-line); padding-bottom: 1rem; }
.nk-form-title h2 { color: var(--form-text); font-size: 1.15rem; font-weight: 700; }
.nk-form-title p { margin-top: .3rem; color: var(--form-muted); font-size: .75rem; line-height: 1.5; }
.nk-password-wrap { position: relative; }
.nk-password-wrap .nk-field { padding-right: 3rem; }
.nk-password-toggle { position: absolute; right: .45rem; top: 50%; display: grid; width: 38px; height: 38px; transform: translateY(-50%); place-items: center; border: 0; background: transparent; color: var(--form-muted); cursor: pointer; }
.nk-password-meter { display: grid; grid-template-columns: minmax(0,1fr) auto; align-items: center; gap: .6rem; margin-top: .55rem; color: var(--form-muted); font-size: .7rem; }
.nk-password-meter-bar { height: 4px; overflow: hidden; background: var(--form-line); }
.nk-password-meter-bar i { display: block; width: 0; height: 100%; transition: width .2s ease, background .2s ease; }
.nk-password-meter-bar i.is-weak { width: 33%; background: #b83b3b; }
.nk-password-meter-bar i.is-medium { width: 66%; background: #a66b00; }
.nk-password-meter-bar i.is-strong { width: 100%; background: #267447; }
.nk-help.is-valid { color: #267447; }
.nk-help.is-invalid { color: #a32929; }
.nk-auth a:focus-visible, .nk-auth button:focus-visible { outline: 2px solid var(--form-ink); outline-offset: 3px; }
@media (min-width: 640px) { .nk-auth-form .grid { grid-template-columns: repeat(2,minmax(0,1fr)); } .nk-auth-form .sm\:col-span-2 { grid-column: span 2; } .nk-role-options { grid-template-columns: repeat(3,minmax(0,1fr)); } }
@media (min-width: 900px) { .nk-role-options { grid-template-columns: repeat(5,minmax(0,1fr)); } }
@media (max-width: 639px) { .nk-auth { padding: 2rem 1rem; } .nk-auth-form { padding: 1.25rem; } .nk-auth-form button[type=submit] { width: 100%; } }
@media (max-width: 639px) { .nk-page-heading { padding-bottom: 2.5rem; padding-top: 2.5rem; } .nk-page-heading-grid { background-size: 58px 58px; } }

/* Espaces connectés : navigation SaaS commune à gauche. */
.nk-espace-body {
  --admin-nav-width: 17.5rem;
  min-height: 100vh;
  background: #f4f5f8;
}
.nk-espace-body main { min-height: calc(100vh - 80px); }
.nk-admin-nav {
  position: fixed;
  z-index: 60;
  inset: 0 auto 0 0;
  display: flex;
  width: min(88vw, var(--admin-nav-width));
  flex-direction: column;
  overflow-y: auto;
  border-right: 1px solid rgba(255,255,255,.1);
  background: #211f57;
  color: #fff;
  box-shadow: 24px 0 60px rgba(19,18,55,.2);
  transform: translateX(-105%);
  transition: transform .25s cubic-bezier(.2,.8,.2,1);
}
.nk-admin-nav.is-open { transform: translateX(0); }
.nk-admin-nav-head { display: grid; grid-template-columns: minmax(0,1fr) auto; align-items: center; gap: 1rem; padding: 1.4rem 1.25rem 1.1rem; border-bottom: 1px solid rgba(255,255,255,.1); }
.nk-admin-brand { display: flex; min-width: 0; align-items: center; gap: .75rem; }
.nk-admin-brand img { width: 42px; height: 42px; flex-shrink: 0; object-fit: contain; }
.nk-admin-brand span { display: flex; min-width: 0; flex-direction: column; }
.nk-admin-brand strong { overflow: hidden; font-size: .95rem; text-overflow: ellipsis; white-space: nowrap; }
.nk-admin-brand small { color: rgba(255,255,255,.6); font-size: .68rem; }
.nk-admin-nav-close { display: grid; width: 38px; height: 38px; flex-shrink: 0; place-items: center; border: 1px solid rgba(255,255,255,.15); border-radius: .375rem; background: transparent; color: #fff; cursor: pointer; }
.nk-admin-nav-label { margin: 1.1rem 1.25rem .5rem; color: rgba(255,255,255,.48); font-size: .625rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.nk-admin-nav-links { display: flex; flex-direction: column; gap: .2rem; padding: 0 .8rem; }
.nk-admin-nav-links a { position: relative; display: grid; grid-template-columns: 36px minmax(0,1fr) 16px; align-items: center; gap: .65rem; min-height: 44px; border-radius: .375rem; padding: .3rem .6rem; color: rgba(255,255,255,.72); font-size: .76rem; font-weight: 650; transition: color .16s ease, background .16s ease, transform .12s ease; }
.nk-admin-nav-links a:hover { background: rgba(255,255,255,.08); color: #fff; }
.nk-admin-nav-links a:active { transform: translateX(3px) scale(.985); }
.nk-admin-nav-links a.is-active { background: #91cf47; color: #211f57; box-shadow: 0 8px 24px rgba(0,0,0,.16); }
.nk-admin-nav-icon { display: grid; width: 34px; height: 34px; place-items: center; border-radius: .25rem; background: rgba(255,255,255,.08); }
.nk-admin-nav-links a.is-active .nk-admin-nav-icon { background: rgba(33,31,87,.1); }
.nk-admin-nav-arrow { opacity: 0; transform: translateX(3px); transition: opacity .16s ease, transform .16s ease; }
.nk-admin-nav-links a:hover .nk-admin-nav-arrow, .nk-admin-nav-links a.is-active .nk-admin-nav-arrow { opacity: 1; transform: none; }
.nk-admin-nav-bottom { margin-top: auto; padding: 1rem .8rem 1.25rem; }
.nk-admin-nav-bottom .nk-admin-nav-label { margin: 0 .45rem .55rem; }
.nk-admin-languages { display: grid; grid-template-columns: 1fr 1fr; gap: .35rem; }
.nk-admin-languages a { display: flex; min-width: 0; align-items: center; gap: .45rem; border: 1px solid rgba(255,255,255,.12); border-radius: .25rem; padding: .55rem .6rem; color: rgba(255,255,255,.72); font-size: .68rem; }
.nk-admin-languages a span:last-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.nk-admin-languages a:hover, .nk-admin-languages a.is-active { border-color: #91cf47; background: rgba(145,207,71,.1); color: #fff; }
.nk-admin-nav-trigger { position: fixed; z-index: 55; left: 1rem; bottom: max(1rem, env(safe-area-inset-bottom)); display: inline-flex; align-items: center; gap: .55rem; min-height: 46px; border: 0; border-radius: .375rem; background: #292664; padding: .65rem .9rem; color: #fff; font-size: .75rem; font-weight: 700; box-shadow: 0 14px 35px rgba(25,23,70,.3); cursor: pointer; }
.nk-admin-nav-trigger:active { transform: scale(.97); }
.nk-admin-nav-backdrop { position: fixed; z-index: 59; inset: 0; background: rgba(18,17,42,.5); backdrop-filter: blur(2px); }
.nk-admin-signout { display: flex; align-items: center; justify-content: center; gap: .5rem; min-height: 42px; margin-top: .75rem; border: 1px solid rgba(255,255,255,.16); border-radius: .25rem; color: rgba(255,255,255,.8); font-size: .72rem; font-weight: 700; transition: background .16s ease, color .16s ease; }
.nk-admin-signout:hover { background: rgba(255,255,255,.08); color: #fff; }
.nk-admin-welcome { display: grid; grid-template-columns: minmax(0,1fr) auto; align-items: center; gap: 1rem; margin-bottom: 1.5rem; }
.nk-admin-welcome h2 { margin-top: .25rem; overflow-wrap: anywhere; color: #211f57; font-size: clamp(1.35rem,3vw,2rem); font-weight: 750; line-height: 1.15; }
.nk-admin-welcome p:last-child { margin-top: .4rem; color: #6b6b74; font-size: .8rem; }
.nk-admin-eyebrow { color: #6d9e31; font-size: .625rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.nk-admin-date { display: flex; flex-shrink: 0; align-items: center; gap: .5rem; border: 1px solid #e1e2e8; border-radius: .375rem; background: #fff; padding: .7rem .8rem; color: #4d4d58; font-size: .72rem; font-weight: 700; }
.nk-admin-kpi-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: .75rem; }
.nk-admin-kpi { position: relative; display: grid; min-width: 0; min-height: 144px; grid-template-columns: minmax(0,1fr) auto; align-content: space-between; gap: .35rem; overflow: hidden; border: 1px solid #e4e5ea; border-radius: .375rem; background: #fff; padding: 1rem; box-shadow: 0 6px 22px rgba(25,23,70,.04); transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease; }
.nk-admin-kpi:hover { border-color: rgba(41,38,100,.28); box-shadow: 0 12px 30px rgba(25,23,70,.09); transform: translateY(-2px); }
.nk-admin-kpi:active { transform: scale(.985); }
.nk-admin-kpi-icon { display: grid; width: 38px; height: 38px; place-items: center; border-radius: .25rem; background: #292664; color: #c7ff32; }
.nk-admin-kpi-value { grid-column: 1; margin-top: .8rem; color: #211f57; font-size: 1.65rem; font-weight: 800; line-height: 1; }
.nk-admin-kpi-label { grid-column: 1 / -1; min-width: 0; color: #707079; font-size: .7rem; line-height: 1.35; }
.nk-admin-kpi-arrow { position: absolute; right: 1rem; top: 1rem; color: #a0a0aa; }
.nk-admin-panel { border: 1px solid #e4e5ea; border-radius: .375rem; background: #fff; padding: 1.25rem; box-shadow: 0 6px 22px rgba(25,23,70,.04); }
.nk-admin-panel-head { display: grid; grid-template-columns: minmax(0,1fr) auto; align-items: center; gap: 1rem; }
.nk-admin-panel-head h2 { margin-top: .2rem; color: #211f57; font-size: 1rem; font-weight: 750; }
.nk-admin-panel-head > a { display: inline-flex; flex-shrink: 0; align-items: center; gap: .35rem; color: #292664; font-size: .7rem; font-weight: 750; }
.nk-admin-table-action { display: inline-grid; width: 34px; height: 34px; place-items: center; border-radius: .25rem; background: #f0f1f5; color: #292664; transition: background .15s ease, color .15s ease; }
.nk-admin-table-action:hover { background: #292664; color: #fff; }

@media (min-width: 768px) {
  .nk-espace-body { padding-left: var(--admin-nav-width); }
  .nk-admin-nav { transform: none; }
  .nk-admin-nav-close, .nk-admin-nav-trigger, .nk-admin-nav-backdrop { display: none !important; }
}
@media (min-width: 900px) { .nk-admin-kpi-grid { grid-template-columns: repeat(3,minmax(0,1fr)); } }
@media (max-width: 767px) {
  .nk-espace-body.is-admin-nav-open { overflow: hidden; }
  .nk-espace-body .nk-page-heading { padding-top: 2.5rem; }
  .nk-admin-welcome { align-items: start; }
  .nk-admin-date { padding: .55rem; }
  .nk-admin-date span { display: none; }
}
@media (max-width: 420px) { .nk-admin-kpi-grid { grid-template-columns: 1fr; } }