.scx-player {
  max-width: 900px;
  margin: 0 auto;
  color: #ffffff;
  font-family: "Avenir Next", Avenir, "Segoe UI", sans-serif;
}

.scx-player * {
  box-sizing: border-box;
}

.scx-player__stage {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 2px solid rgba(255, 165, 0, 0.4);
  border-radius: 24px;
  background:
    radial-gradient(circle at top, rgba(255, 165, 0, 0.2), transparent 42%),
    linear-gradient(160deg, #013369 0%, #01244a 60%, #00152b 100%);
  box-shadow: 0 24px 60px rgba(1, 28, 55, 0.28);
}

.scx-player__media,
.scx-player__video,
.scx-player__vimeo-mount,
.scx-player__vimeo-mount iframe,
.scx-player__demo {
  width: 100%;
  height: 100%;
}

.scx-player__video,
.scx-player__vimeo-mount iframe {
  display: block;
  object-fit: cover;
}

.scx-player__chrome {
  position: absolute;
  inset: auto 0 0 0;
  z-index: 3;
  padding: 1rem 1rem 1.1rem;
  background: linear-gradient(180deg, transparent 0%, rgba(1, 24, 47, 0.15) 22%, rgba(1, 24, 47, 0.92) 100%);
}

.scx-player__header,
.scx-player__time-meta {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
}

.scx-player__eyebrow {
  margin-bottom: 0.2rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.72);
}

.scx-player__title {
  margin: 0;
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  line-height: 1.15;
}

.scx-player__badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.45rem;
}

.scx-player__badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.38rem 0.75rem;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.scx-player__badge--mode {
  background: rgba(255, 165, 0, 0.18);
  color: #ffd48a;
  border: 1px solid rgba(255, 165, 0, 0.45);
}

.scx-player__badge--completion {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
}

.scx-player--complete .scx-player__badge--completion {
  background: rgba(21, 143, 67, 0.2);
  color: #d8ffe6;
  border: 1px solid rgba(21, 143, 67, 0.45);
}

.scx-player__time-meta {
  margin-top: 0.85rem;
  align-items: center;
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.82);
}

.scx-player__progress-label {
  font-weight: 700;
}

.scx-player__progress {
  margin-top: 0.65rem;
  height: 12px;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(1, 51, 105, 0.95);
  outline: 1px solid rgba(255, 255, 255, 0.08);
}

.scx-player__progress-fill {
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #ff9100 0%, #ffa500 60%, #ffbc42 100%);
  transition: width 0.18s linear;
}

.scx-player__play-toggle {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 4;
  display: grid;
  place-items: center;
  width: 104px;
  height: 104px;
  border: 0;
  border-radius: 50%;
  background: rgba(1, 51, 105, 0.88);
  box-shadow: 0 18px 48px rgba(0, 11, 22, 0.34);
  transform: translate(-50%, -50%);
  cursor: pointer;
  transition: transform 0.18s ease, opacity 0.18s ease, background 0.18s ease;
}

.scx-player__play-toggle:hover,
.scx-player__play-toggle:focus-visible {
  background: rgba(255, 165, 0, 0.92);
  transform: translate(-50%, -50%) scale(1.04);
  outline: none;
}

.scx-player.is-playing .scx-player__play-toggle {
  opacity: 0.2;
}

.scx-player.is-playing .scx-player__play-toggle:hover,
.scx-player.is-playing .scx-player__play-toggle:focus-visible {
  opacity: 1;
}

.scx-player--checkpoint-open .scx-player__play-toggle {
  opacity: 0;
  pointer-events: none;
}

.scx-player__play-icon {
  position: relative;
  display: inline-block;
  width: 30px;
  height: 34px;
  margin-left: 4px;
}

.scx-player__play-icon::before,
.scx-player__play-icon::after {
  content: "";
  position: absolute;
}

.scx-player__play-toggle .scx-player__play-icon::before {
  top: 0;
  left: 0;
  border-top: 17px solid transparent;
  border-bottom: 17px solid transparent;
  border-left: 30px solid #ffffff;
}

.scx-player__play-toggle.is-paused .scx-player__play-icon {
  width: 28px;
  height: 34px;
  margin-left: 0;
}

.scx-player__play-toggle.is-paused .scx-player__play-icon::before,
.scx-player__play-toggle.is-paused .scx-player__play-icon::after {
  top: 0;
  width: 9px;
  height: 34px;
  border: 0;
  border-radius: 4px;
  background: #ffffff;
}

.scx-player__play-toggle.is-paused .scx-player__play-icon::before {
  left: 2px;
}

.scx-player__play-toggle.is-paused .scx-player__play-icon::after {
  right: 2px;
}

.scx-player__checkpoint-overlay {
  position: absolute;
  inset: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  background: rgba(1, 34, 70, 0.76);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease;
}

.scx-player--checkpoint-open .scx-player__checkpoint-overlay {
  opacity: 1;
  pointer-events: auto;
}

.scx-player__checkpoint-card {
  width: min(100%, 560px);
  padding: 1.4rem;
  border-radius: 22px;
  background: #ffffff;
  color: #013369;
  box-shadow: 0 22px 60px rgba(0, 11, 22, 0.32);
  transition: transform 0.18s ease, background 0.18s ease;
}

.scx-player__checkpoint-card.is-correct {
  background: #e6ffef;
}

.scx-player__checkpoint-card.is-wrong {
  animation: scx-shake 0.38s ease;
  background: #fff0f0;
}

.scx-player__checkpoint-tag {
  display: inline-flex;
  margin-bottom: 0.75rem;
  border-radius: 999px;
  padding: 0.3rem 0.72rem;
  background: #013369;
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.scx-player__checkpoint-question {
  margin: 0 0 0.8rem;
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  line-height: 1.25;
}

.scx-player__checkpoint-feedback {
  min-height: 1.4em;
  margin: 0 0 1rem;
  color: #38516f;
  font-weight: 600;
}

.scx-player__checkpoint-options {
  display: grid;
  gap: 0.7rem;
}

.scx-player__answer-button {
  width: 100%;
  border: 0;
  border-radius: 14px;
  padding: 0.85rem 1rem;
  background: #ffa500;
  color: #082c55;
  font-size: 0.98rem;
  font-weight: 800;
  text-align: left;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.scx-player__answer-button:hover,
.scx-player__answer-button:focus-visible {
  background: #ffb833;
  transform: translateY(-1px);
  box-shadow: 0 10px 22px rgba(255, 165, 0, 0.28);
  outline: none;
}

.scx-player__answer-button:disabled {
  cursor: wait;
  opacity: 0.72;
}

.scx-player__demo {
  position: relative;
  display: grid;
  place-items: center;
  padding: 1.75rem;
  background:
    radial-gradient(circle at top right, rgba(255, 165, 0, 0.22), transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent 30%),
    linear-gradient(160deg, #013369 0%, #012950 100%);
}

.scx-player__demo-badge {
  position: absolute;
  top: 1.15rem;
  right: 1.15rem;
  border-radius: 999px;
  padding: 0.4rem 0.8rem;
  background: rgba(255, 165, 0, 0.16);
  border: 1px solid rgba(255, 165, 0, 0.45);
  color: #ffd48a;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.scx-player__ring-wrap {
  position: relative;
  width: min(42vw, 280px);
  aspect-ratio: 1;
  animation: scx-float 3.5s ease-in-out infinite;
}

.scx-player__ring {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.scx-player__ring-track,
.scx-player__ring-progress {
  fill: none;
  stroke-width: 9;
}

.scx-player__ring-track {
  stroke: rgba(255, 255, 255, 0.14);
}

.scx-player__ring-progress {
  stroke: #ffa500;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.2s linear;
}

.scx-player__demo-center {
  position: absolute;
  inset: 50% auto auto 50%;
  width: min(82%, 320px);
  transform: translate(-50%, -50%);
  text-align: center;
}

.scx-player__demo-label {
  margin-bottom: 0.55rem;
  font-size: clamp(1rem, 2vw, 1.35rem);
  font-weight: 700;
}

.scx-player__demo-countdown {
  font-size: clamp(2.4rem, 7vw, 4rem);
  font-weight: 900;
  letter-spacing: 0.03em;
}

.scx-player__demo-hint {
  margin-top: 0.65rem;
  color: rgba(255, 255, 255, 0.74);
  font-size: 0.92rem;
  line-height: 1.45;
}

.scx-player__fallback-message {
  display: grid;
  place-items: center;
  height: 100%;
  padding: 2rem;
  text-align: center;
  color: rgba(255, 255, 255, 0.88);
  background: linear-gradient(160deg, #013369 0%, #012950 100%);
}

.scx-player__sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@keyframes scx-shake {
  0%,
  100% {
    transform: translateX(0);
  }
  25% {
    transform: translateX(-8px);
  }
  75% {
    transform: translateX(8px);
  }
}

@keyframes scx-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
}

@media (max-width: 640px) {
  .scx-player__stage {
    border-radius: 18px;
  }

  .scx-player__chrome {
    padding: 0.85rem 0.85rem 1rem;
  }

  .scx-player__header,
  .scx-player__time-meta {
    flex-direction: column;
    align-items: flex-start;
  }

  .scx-player__badges {
    justify-content: flex-start;
  }

  .scx-player__play-toggle {
    width: 84px;
    height: 84px;
  }

  .scx-player__checkpoint-card {
    padding: 1.1rem;
  }

  .scx-player__demo-hint {
    font-size: 0.84rem;
  }
}