/* Fyndora motion system — transform/opacity only. No layout thrash, no invented UI chrome.
   Essential content stays visible without JS and under prefers-reduced-motion. */

:root {
  --motion-ease: cubic-bezier(0.2, 0.7, 0.2, 1);
  --motion-fast: 140ms;
  --motion-med: 240ms;
  --motion-slow: 420ms;
  --motion-reveal: 12px;
}

/* ---------- Sticky public header ---------- */
.gateway-header.landing__header {
  position: sticky;
  top: 0;
  z-index: 60;
  max-width: none;
  width: 100%;
  margin: 0;
  padding-left: max(var(--s5), calc((100% - 1180px) / 2 + var(--s5)));
  padding-right: max(var(--s5), calc((100% - 1180px) / 2 + var(--s5)));
  background: color-mix(in srgb, var(--card) 92%, transparent);
  backdrop-filter: saturate(1.2) blur(8px);
  border-bottom: 1px solid transparent;
  transition:
    background-color var(--motion-med) var(--motion-ease),
    border-color var(--motion-med) var(--motion-ease),
    box-shadow var(--motion-med) var(--motion-ease);
}
.gateway-header.is-scrolled {
  background: var(--card);
  border-bottom-color: var(--border);
  box-shadow: 0 8px 24px rgba(16, 24, 39, 0.08);
}
[data-theme="dark"] .gateway-header.is-scrolled,
[data-theme="system"] .gateway-header.is-scrolled {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

/* ---------- Scroll reveals (JS opts in via .js-motion; once-only) ---------- */
@media (prefers-reduced-motion: no-preference) {
  .js-motion [data-motion="reveal"]:not(.is-inview),
  .js-motion .landing__section:not(.gateway-hero):not(.is-inview),
  .js-motion .division-main > section:not(.is-inview),
  .js-motion .division-landing > section:not(.is-inview),
  .js-motion main.public-catalogue__main > section:not(.is-inview) {
    opacity: 0;
    transform: translateY(var(--motion-reveal));
  }

  .js-motion [data-motion="reveal"],
  .js-motion .landing__section:not(.gateway-hero),
  .js-motion .division-main > section,
  .js-motion .division-landing > section,
  .js-motion main.public-catalogue__main > section {
    transition:
      opacity var(--motion-slow) var(--motion-ease),
      transform var(--motion-slow) var(--motion-ease);
    will-change: opacity, transform;
  }

  .js-motion [data-motion="reveal"].is-inview,
  .js-motion .landing__section.is-inview,
  .js-motion .division-main > section.is-inview,
  .js-motion .division-landing > section.is-inview,
  .js-motion main.public-catalogue__main > section.is-inview {
    opacity: 1;
    transform: none;
    will-change: auto;
  }

  .js-motion [data-motion="stagger"].is-inview > * {
    animation: motion-fade-up var(--motion-slow) var(--motion-ease) both;
  }
  .js-motion [data-motion="stagger"].is-inview > *:nth-child(1) { animation-delay: 0ms; }
  .js-motion [data-motion="stagger"].is-inview > *:nth-child(2) { animation-delay: 40ms; }
  .js-motion [data-motion="stagger"].is-inview > *:nth-child(3) { animation-delay: 80ms; }
  .js-motion [data-motion="stagger"].is-inview > *:nth-child(4) { animation-delay: 120ms; }
  .js-motion [data-motion="stagger"].is-inview > *:nth-child(5) { animation-delay: 160ms; }
  .js-motion [data-motion="stagger"].is-inview > *:nth-child(6) { animation-delay: 200ms; }
  .js-motion [data-motion="stagger"].is-inview > *:nth-child(n+7) { animation-delay: 220ms; }

  /* Soft authenticated / admin page entrance (full document load only) */
  .js-motion .shell .main-col > main {
    animation: motion-fade-up var(--motion-med) var(--motion-ease) both;
  }
  .js-motion .auth-shell {
    animation: motion-fade-up var(--motion-med) var(--motion-ease) both;
  }
}

@keyframes motion-fade-up {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

@keyframes motion-dialog-in {
  from { opacity: 0; transform: translateY(6px) scale(0.98); }
  to { opacity: 1; transform: none; }
}

@keyframes motion-backdrop-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ---------- Buttons: hover / focus / pressed / loading polish ---------- */
@media (prefers-reduced-motion: no-preference) {
  .btn {
    transition:
      background var(--motion-fast) var(--motion-ease),
      border-color var(--motion-fast) var(--motion-ease),
      color var(--motion-fast) var(--motion-ease),
      box-shadow var(--motion-fast) var(--motion-ease),
      transform var(--motion-fast) var(--motion-ease);
  }
  .btn:hover:not(:disabled):not([aria-disabled="true"]):not(.is-loading) {
    transform: translateY(-1px);
  }
  .btn:active:not(:disabled):not([aria-disabled="true"]) {
    transform: translateY(1px);
  }
  .btn:focus-visible {
    box-shadow: var(--focus);
  }
  .btn--gold:hover:not(:disabled):not([aria-disabled="true"]):not(.is-loading) {
    box-shadow: 0 6px 16px rgba(201, 162, 39, 0.28);
  }
  .icon-btn {
    transition:
      background var(--motion-fast) var(--motion-ease),
      color var(--motion-fast) var(--motion-ease),
      transform var(--motion-fast) var(--motion-ease);
  }
  .icon-btn:hover { transform: translateY(-1px); }
  .icon-btn:active { transform: translateY(1px); }
}

/* ---------- Cards ---------- */
@media (prefers-reduced-motion: no-preference) {
  .card,
  .job-card,
  .division-card,
  .earn-card,
  .gateway-featured__card,
  .gateway-services__card,
  .gateway-spotlight__card,
  .gm-panel,
  .we-promote-card,
  .market-txn-card {
    transition:
      border-color var(--motion-med) var(--motion-ease),
      box-shadow var(--motion-med) var(--motion-ease),
      transform var(--motion-med) var(--motion-ease);
  }
  .card:hover,
  .job-card:hover,
  .earn-card:hover,
  .gateway-featured__card:hover,
  .gateway-services__card:hover,
  .gateway-spotlight__card:hover,
  .gm-panel:hover,
  .we-promote-card:hover,
  .market-txn-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
  }
}

/* ---------- Filters (mobile accordion panel) ---------- */
@media (prefers-reduced-motion: no-preference) {
  @media (max-width: 720px) {
    .filters__panel {
      display: block;
      max-height: 0;
      opacity: 0;
      overflow: hidden;
      margin-top: 0;
      transform: translateY(-4px);
      transition:
        max-height var(--motion-med) var(--motion-ease),
        opacity var(--motion-med) var(--motion-ease),
        transform var(--motion-med) var(--motion-ease),
        margin-top var(--motion-med) var(--motion-ease);
      pointer-events: none;
    }
    .filters.is-open .filters__panel {
      max-height: 1200px;
      opacity: 1;
      margin-top: var(--s3);
      transform: none;
      pointer-events: auto;
    }
  }
}

/* ---------- Tabs / admin CC ---------- */
@media (prefers-reduced-motion: no-preference) {
  .tab {
    transition:
      color var(--motion-fast) var(--motion-ease),
      border-color var(--motion-fast) var(--motion-ease);
  }
  .admin-cc__area,
  .admin-cc__link {
    transition:
      background var(--motion-fast) var(--motion-ease),
      color var(--motion-fast) var(--motion-ease),
      border-color var(--motion-fast) var(--motion-ease),
      transform var(--motion-fast) var(--motion-ease);
  }
  .admin-cc__area:hover,
  .admin-cc__link:hover {
    transform: translateY(-1px);
  }
}

/* ---------- Dropdowns ---------- */
@media (prefers-reduced-motion: no-preference) {
  .dropdown__menu:not([hidden]) {
    animation: motion-fade-up var(--motion-fast) var(--motion-ease) both;
  }
}

/* ---------- Dialogs / modals ---------- */
@media (prefers-reduced-motion: no-preference) {
  .dialog[open] {
    animation: motion-dialog-in var(--motion-med) var(--motion-ease) both;
  }
  .dialog[open]::backdrop {
    animation: motion-backdrop-in var(--motion-med) var(--motion-ease) both;
  }
}

/* ---------- Mobile public nav drawer ---------- */
@media (max-width: 720px) {
  .gateway-nav {
    display: flex;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-6px);
    transition:
      opacity var(--motion-med) var(--motion-ease),
      transform var(--motion-med) var(--motion-ease),
      visibility 0s linear var(--motion-med);
  }
  .gateway-nav.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
    transition:
      opacity var(--motion-med) var(--motion-ease),
      transform var(--motion-med) var(--motion-ease),
      visibility 0s linear 0s;
  }
}

/* ---------- Authenticated sidebar drawer polish ---------- */
@media (max-width: 1023px) {
  .drawer-backdrop {
    opacity: 0;
    transition: opacity var(--motion-med) var(--motion-ease);
  }
  .drawer-open .drawer-backdrop:not([hidden]) {
    opacity: 1;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .nav-link,
  .nav-link--child {
    transition:
      background var(--motion-fast) var(--motion-ease),
      color var(--motion-fast) var(--motion-ease),
      transform var(--motion-fast) var(--motion-ease);
  }
  .sidebar .nav-link:hover {
    transform: translateX(2px);
  }
}

/* ---------- Hero entrance (homepage / division heroes) ---------- */
@media (prefers-reduced-motion: no-preference) {
  .js-motion .gateway-hero__brand,
  .js-motion .gateway-hero__eyebrow,
  .js-motion .division-landing__hero > .eyebrow {
    animation: motion-fade-up 480ms var(--motion-ease) both;
  }
  .js-motion .gateway-hero h1,
  .js-motion .division-landing__hero > h1 {
    animation: motion-fade-up 520ms var(--motion-ease) 60ms both;
  }
  .js-motion .gateway-hero__lead,
  .js-motion .division-landing__lead {
    animation: motion-fade-up 520ms var(--motion-ease) 110ms both;
  }
  .js-motion .gateway-hero__ctas,
  .js-motion .division-landing__hero .btn-row,
  .js-motion .division-landing__hero .market-search {
    animation: motion-fade-up 520ms var(--motion-ease) 160ms both;
  }
}

/* ---------- Reduced motion: keep UI usable, never hide content ---------- */
@media (prefers-reduced-motion: reduce) {
  .js-motion [data-motion="reveal"],
  .js-motion .landing__section,
  .js-motion .division-main > section,
  .js-motion .division-landing > section,
  .js-motion main.public-catalogue__main > section,
  .js-motion .shell .main-col > main,
  .js-motion .auth-shell,
  .js-motion .gateway-hero__brand,
  .js-motion .gateway-hero__eyebrow,
  .js-motion .gateway-hero h1,
  .js-motion .gateway-hero__lead,
  .js-motion .gateway-hero__ctas,
  .js-motion .division-landing__hero > .eyebrow,
  .js-motion .division-landing__hero > h1,
  .js-motion .division-landing__lead,
  .js-motion .division-landing__hero .btn-row,
  .js-motion .division-landing__hero .market-search,
  .js-motion [data-motion="stagger"] > * {
    opacity: 1 !important;
    transform: none !important;
    animation: none !important;
    transition: none !important;
  }

  .gateway-header,
  .btn,
  .icon-btn,
  .card,
  .job-card,
  .division-card,
  .earn-card,
  .gateway-featured__card,
  .gateway-services__card,
  .gateway-spotlight__card,
  .gm-panel,
  .we-promote-card,
  .market-txn-card,
  .tab,
  .admin-cc__area,
  .admin-cc__link,
  .nav-link,
  .dialog,
  .dialog::backdrop,
  .dropdown__menu,
  .filters__panel,
  .gateway-nav {
    transition: none !important;
    animation: none !important;
  }

  .btn:hover:not(:disabled),
  .card:hover,
  .job-card:hover,
  .earn-card:hover,
  .gateway-featured__card:hover,
  .gateway-services__card:hover,
  .gateway-spotlight__card:hover,
  .gm-panel:hover,
  .we-promote-card:hover,
  .market-txn-card:hover,
  .admin-cc__area:hover,
  .admin-cc__link:hover,
  .sidebar .nav-link:hover,
  .icon-btn:hover {
    transform: none !important;
  }

  .gateway-header {
    backdrop-filter: none;
  }
}