/* Ribbon unfold logo + homepage splash.
   Timing lives in assets/js/animated-logo.js */

animated-logo {
  display: inline-block;
  line-height: 0;
  width: 240px;
  max-width: 72vw;
}

animated-logo svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

/* Hidden until each layer is pulled into place. No flash of the finished mark. */
animated-logo .ribbon-blue,
animated-logo .ribbon-lower,
animated-logo .ribbon-mid,
animated-logo .ribbon-fold,
animated-logo .ribbon-top {
  opacity: 0;
  transform-box: view-box;
  will-change: transform, opacity, clip-path;
}

animated-logo .ribbon-blue {
  clip-path: inset(0 0 100% 0);
  transform: translate3d(0, -2%, 0);
  transform-origin: 28% 96%;
}

animated-logo .ribbon-lower {
  clip-path: inset(100% 0 0 0);
  transform: translate3d(0, 3%, 0);
  transform-origin: 42% 98%;
}

animated-logo .ribbon-mid {
  clip-path: inset(0 100% 0 0);
  transform: translate3d(-2%, 0, 0) scaleX(0.86);
  transform-origin: 38% 52%;
}

animated-logo .ribbon-fold {
  clip-path: inset(0 0 0 0);
  transform: translate3d(-1.5%, 1.5%, 0);
  transform-origin: 52% 38%;
}

animated-logo .ribbon-top {
  clip-path: inset(0 100% 0 0);
  transform: translate3d(-2%, 0, 0) scaleX(0.9);
  transform-origin: 34% 22%;
}

animated-logo .ribbon-sweep {
  opacity: 0;
  pointer-events: none;
}

animated-logo.is-static .ribbon-blue,
animated-logo.is-static .ribbon-lower,
animated-logo.is-static .ribbon-mid,
animated-logo.is-static .ribbon-fold,
animated-logo.is-static .ribbon-top,
animated-logo.is-done .ribbon-blue,
animated-logo.is-done .ribbon-lower,
animated-logo.is-done .ribbon-mid,
animated-logo.is-done .ribbon-fold,
animated-logo.is-done .ribbon-top {
  opacity: 1;
  clip-path: inset(0 0 0 0);
  transform: none;
}

animated-logo.is-static .ribbon-sweep {
  opacity: 0;
}

/* Optional idle pass. Off unless idle-shimmer is set. */
@keyframes ufs-ribbon-shimmer {
  0% { transform: translate3d(-140%, 0, 0); }
  100% { transform: translate3d(260%, 0, 0); }
}

animated-logo.is-shimmer .ribbon-sweep {
  opacity: 1;
}

animated-logo.is-shimmer .ribbon-sweep-band {
  animation: ufs-ribbon-shimmer 4.2s cubic-bezier(0.22, 1, 0.36, 1) infinite;
}

@media (prefers-reduced-motion: reduce) {
  animated-logo .ribbon-blue,
  animated-logo .ribbon-lower,
  animated-logo .ribbon-mid,
  animated-logo .ribbon-fold,
  animated-logo .ribbon-top {
    opacity: 1;
    clip-path: none;
    transform: none;
  }

  animated-logo .ribbon-sweep,
  animated-logo.is-shimmer .ribbon-sweep-band {
    animation: none;
    opacity: 0;
  }
}

/* Intro splash — homepage only */
.ufs-splash {
  position: fixed;
  inset: 0;
  z-index: 100000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #00162c;
  opacity: 1;
  transition: opacity 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.ufs-splash animated-logo {
  width: min(280px, 58vw);
}

.ufs-splash.is-leaving {
  opacity: 0;
  pointer-events: none;
}

body:has(.ufs-splash:not(.is-leaving)) {
  overflow: hidden;
}

/* Menu bar: ribbon mark plus the full Ultrafly wordmark */
.navbar-brand {
  gap: 10px;
}

.navbar-brand animated-logo {
  width: 48px;
  max-width: 48px;
  flex: 0 0 48px;
}

.navbar-brand .brand-wordmark-name,
.ufs-splash .brand-wordmark-name {
  background: none;
  -webkit-text-fill-color: unset;
  color: inherit;
  font-size: 18px;
  letter-spacing: 0.05em;
}

.wm-ultra {
  color: #0489e1;
  -webkit-text-fill-color: #0489e1;
}

.wm-fly {
  color: #ff8244;
  -webkit-text-fill-color: #ff8244;
}

.navbar-brand .brand-wordmark-sub,
.ufs-splash .brand-wordmark-sub {
  color: #ffffff;
  letter-spacing: 0.22em;
  font-size: 9px;
  font-weight: 600;
}

.ufs-splash-lockup {
  display: flex;
  align-items: center;
  gap: 18px;
}

.ufs-splash .brand-wordmark-name {
  font-size: 42px;
}

.ufs-splash .brand-wordmark-sub {
  margin-top: 6px;
  font-size: 14px;
  letter-spacing: 0.28em;
}

@media (max-width: 991px) {
  .navbar-brand animated-logo {
    width: 42px;
    max-width: 42px;
    flex-basis: 42px;
  }

  .navbar-brand .brand-wordmark-name {
    font-size: 16px;
  }
}

@media (max-width: 575px) {
  .navbar-brand {
    gap: 6px;
  }

  .navbar-brand animated-logo {
    width: 36px;
    max-width: 36px;
    flex-basis: 36px;
  }

  .navbar-brand .brand-wordmark-name {
    font-size: 14px;
  }

  .navbar-brand .brand-wordmark-sub {
    font-size: 8px;
    letter-spacing: 0.14em;
  }

  .ufs-splash-lockup {
    flex-direction: column;
    gap: 12px;
  }

  .ufs-splash .brand-wordmark-name {
    font-size: 28px;
  }
}