:root {
  --cobar-startup-navy: #0b1027;
  --cobar-startup-white: #f7faff;
}

@property --cobar-ring-reveal {
  syntax: "<angle>";
  inherits: false;
  initial-value: 0deg;
}

.okey-app-root[data-studio-startup-locked="true"] {
  pointer-events: none;
  user-select: none;
}

.studio-startup-screen {
  position: fixed;
  z-index: 2147483000;
  inset: 0;
  display: grid;
  width: 100%;
  height: 100%;
  min-height: 100cqh;
  place-items: center;
  overflow: hidden;
  background: var(--cobar-startup-navy);
  color: var(--cobar-startup-white);
  isolation: isolate;
}

.studio-startup-lockup {
  position: relative;
  width: min(66cqw, 211px);
  transform-origin: center;
}

.studio-startup-mark {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.studio-startup-ring--color {
  --cobar-ring-reveal: 0deg;
  mask-image: conic-gradient(
    from 8deg at 50% 50%,
    transparent 0deg calc(360deg - var(--cobar-ring-reveal)),
    #000 calc(360deg - var(--cobar-ring-reveal)) 360deg
  );
  opacity: 0;
  -webkit-mask-image: conic-gradient(
    from 8deg at 50% 50%,
    transparent 0deg calc(360deg - var(--cobar-ring-reveal)),
    #000 calc(360deg - var(--cobar-ring-reveal)) 360deg
  );
}

.studio-startup-dot--color {
  opacity: 0;
  filter: brightness(0) invert(1);
  transform-box: fill-box;
  transform-origin: center;
}

.studio-startup-sheen {
  opacity: 0;
  transform: translateX(0);
}

.studio-startup-wordmark {
  position: absolute;
  top: 90%;
  left: 50%;
  color: var(--cobar-startup-white);
  font-family: var(--okey-font-english-display, "Okey Fredoka", sans-serif);
  font-size: clamp(2.65rem, 12cqw, 3.2rem);
  font-weight: 560;
  letter-spacing: 0.035em;
  line-height: 1;
  opacity: 0;
  text-shadow: 0 4px 18px rgba(0, 0, 0, 0.24);
  transform: translateX(-50%) translateY(18px) scale(0.9);
  transform-origin: center;
  white-space: nowrap;
}

.studio-startup-error {
  position: absolute;
  top: calc(100% + 84px);
  left: 50%;
  display: grid;
  width: min(82cqw, 360px);
  justify-items: center;
  gap: 14px;
  text-align: center;
  transform: translateX(-50%);
}

.studio-startup-error[hidden] {
  display: none;
}

.studio-startup-error p {
  margin: 0;
  color: #d9e0f2;
  font-family: var(--okey-font-chinese, "Microsoft YaHei", sans-serif);
  font-size: 0.95rem;
  line-height: 1.5;
}

.studio-startup-reload {
  min-width: 132px;
  min-height: 48px;
  padding: 0 20px;
  border: 2px solid #8da0ca;
  border-radius: 8px;
  background: #27365f;
  box-shadow: 0 4px 0 #050918;
  color: var(--cobar-startup-white);
  cursor: pointer;
  font-family: var(--okey-font-chinese, "Microsoft YaHei", sans-serif);
  font-size: 1rem;
  font-weight: 700;
}

.studio-startup-reload:active {
  transform: translateY(3px);
  box-shadow: 0 1px 0 #050918;
}

.studio-startup-reload:focus-visible {
  outline: 3px solid #71e0c5;
  outline-offset: 3px;
}

.studio-startup-screen[data-animated="true"] .studio-startup-ring--color {
  animation: studio-cobar-ring-flow 500ms linear 90ms both;
}

.studio-startup-screen[data-animated="true"] .studio-startup-dot--white {
  animation: studio-cobar-dot-white-release 120ms steps(3, end) 140ms both;
}

.studio-startup-screen[data-animated="true"] .studio-startup-dot--color {
  animation: studio-cobar-dot-hop 500ms steps(8, end) 120ms both;
}

.studio-startup-screen[data-animated="true"] .studio-startup-mark {
  animation: studio-cobar-mark-impact 220ms steps(5, end) 520ms both;
}

.studio-startup-screen[data-animated="true"] .studio-startup-sheen {
  animation: studio-cobar-sheen-sweep 420ms ease-out 700ms both;
}

.studio-startup-screen[data-animated="true"] .studio-startup-wordmark {
  animation: studio-cobar-wordmark-in 300ms steps(6, end) 500ms both;
}

.studio-startup-screen[data-state="exiting"] {
  animation: studio-cobar-screen-exit 180ms ease-out forwards;
}

.studio-startup-screen[data-state="exiting"] .studio-startup-lockup {
  animation: studio-cobar-lockup-exit 180ms ease-in both;
}

.studio-startup-screen[data-state="failed"] .studio-startup-ring--color {
  --cobar-ring-reveal: 360deg;
  opacity: 1;
}

.studio-startup-screen[data-state="failed"] .studio-startup-dot--white {
  opacity: 0;
}

.studio-startup-screen[data-state="failed"] .studio-startup-dot--color,
.studio-startup-screen[data-state="failed"] .studio-startup-wordmark {
  opacity: 1;
  filter: none;
}

.studio-startup-screen[data-state="failed"] .studio-startup-dot--color {
  transform: none;
}

.studio-startup-screen[data-state="failed"] .studio-startup-wordmark {
  transform: translateX(-50%);
}

@keyframes studio-cobar-ring-flow {
  0% {
    --cobar-ring-reveal: 0deg;
    opacity: 0;
  }

  8% {
    opacity: 1;
  }

  24% {
    --cobar-ring-reveal: 54deg;
  }

  52% {
    --cobar-ring-reveal: 176deg;
  }

  78% {
    --cobar-ring-reveal: 294deg;
  }

  100% {
    --cobar-ring-reveal: 360deg;
    opacity: 1;
  }
}

@keyframes studio-cobar-dot-white-release {
  to { opacity: 0; }
}

@keyframes studio-cobar-dot-hop {
  0% {
    opacity: 1;
    filter: brightness(0) invert(1);
    transform: translateY(0) scale(1);
  }

  30% {
    opacity: 1;
    filter: none;
    transform: translateY(-34px) scale(0.8);
  }

  64% {
    opacity: 1;
    filter: none;
    transform: translateY(7px) scale(1.1);
  }

  82% {
    opacity: 1;
    filter: none;
    transform: translateY(-4px) scale(0.97);
  }

  100% {
    opacity: 1;
    filter: none;
    transform: translateY(0) scale(1);
  }
}

@keyframes studio-cobar-mark-impact {
  0% { transform: scale(1); }
  35% { transform: scale(0.975); }
  70% { transform: scale(1.025); }
  100% { transform: scale(1); }
}

@keyframes studio-cobar-sheen-sweep {
  0% {
    opacity: 0;
    transform: translateX(0);
  }

  22% { opacity: 0.42; }
  78% { opacity: 0.22; }

  100% {
    opacity: 0;
    transform: translateX(1500px);
  }
}

@keyframes studio-cobar-wordmark-in {
  0% {
    letter-spacing: 0.16em;
    opacity: 0;
    transform: translateX(-50%) translateY(18px) scale(0.9);
  }

  72% {
    letter-spacing: 0.025em;
    opacity: 1;
    transform: translateX(-50%) translateY(-3px) scale(1.035);
  }

  100% {
    letter-spacing: 0.035em;
    opacity: 1;
    transform: translateX(-50%) translateY(0) scale(1);
  }
}

@keyframes studio-cobar-lockup-exit {
  from {
    filter: blur(0);
    transform: scale(1);
  }

  to {
    filter: blur(3px) brightness(1.08);
    transform: scale(1.045);
  }
}

@keyframes studio-cobar-screen-exit {
  to {
    opacity: 0;
    visibility: hidden;
  }
}

@media (prefers-reduced-motion: reduce) {
  .studio-startup-screen[data-animated="true"] .studio-startup-mark,
  .studio-startup-screen[data-animated="true"] .studio-startup-ring--color,
  .studio-startup-screen[data-animated="true"] .studio-startup-dot--white,
  .studio-startup-screen[data-animated="true"] .studio-startup-dot--color,
  .studio-startup-screen[data-animated="true"] .studio-startup-sheen,
  .studio-startup-screen[data-animated="true"] .studio-startup-wordmark {
    animation: none;
  }

  .studio-startup-screen[data-animated="true"] .studio-startup-ring--color {
    --cobar-ring-reveal: 360deg;
    opacity: 1;
  }

  .studio-startup-screen[data-animated="true"] .studio-startup-dot--white {
    opacity: 0;
  }

  .studio-startup-screen[data-animated="true"] .studio-startup-dot--color {
    opacity: 1;
    filter: none;
    transform: none;
  }

  .studio-startup-screen[data-animated="true"] .studio-startup-sheen {
    display: none;
  }

  .studio-startup-screen[data-animated="true"] .studio-startup-wordmark {
    opacity: 1;
    transform: translateX(-50%);
  }

  .studio-startup-screen[data-state="exiting"],
  .studio-startup-screen[data-state="exiting"] .studio-startup-lockup {
    animation-duration: 1ms;
    filter: none;
  }
}