:root {
  --cvr-bg: #0a0f1f;
  --cvr-card: rgba(255, 255, 255, 0.08);
  --cvr-border: rgba(255, 255, 255, 0.2);
  --cvr-text: #f5f8ff;
  --cvr-soft: #a9b8d9;
  --cvr-primary: #66e4ff;
  --cvr-secondary: #8a7dff;
}

.cvr-wrapper {
  width: 70vw;
  height: 60vh;
  min-height: 460px;
  margin: 2rem auto;
  position: relative;
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid var(--cvr-border);
  background: radial-gradient(circle at top, #172a53 0%, var(--cvr-bg) 50%, #070b17 100%);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.14);
}

.cvr-glow {
  position: absolute;
  inset: -20%;
  background: radial-gradient(circle, rgba(102, 228, 255, 0.2), rgba(138, 125, 255, 0.04) 55%, transparent 70%);
  pointer-events: none;
  filter: blur(24px);
}

.cvr-content {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 100%;
  padding: 2.2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  text-align: center;
  color: var(--cvr-text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
}

.cvr-title {
  margin: 0;
  font-size: clamp(1.05rem, 2vw, 1.4rem);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cvr-soft);
}

.cvr-main-time {
  margin: 0.3rem 0;
  font-size: clamp(2rem, 4.4vw, 4rem);
  line-height: 1.1;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.cvr-subtitle {
  margin: 0;
  font-size: clamp(0.95rem, 1.6vw, 1.15rem);
  color: #d7e1f8;
}

.cvr-time-grid {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
}

.cvr-time-card {
  background: var(--cvr-card);
  border: 1px solid var(--cvr-border);
  border-radius: 16px;
  padding: 0.8rem;
  backdrop-filter: blur(8px);
}

.cvr-label {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #b5c5e8;
  margin-bottom: 0.4rem;
}

.cvr-value {
  font-size: clamp(1.4rem, 2.2vw, 2rem);
  color: #fff;
}

.cvr-hourglass {
  width: 130px;
  height: 160px;
  position: relative;
  border: 4px solid rgba(235, 241, 255, 0.86);
  border-radius: 24px;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.24);
  overflow: hidden;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.1), rgba(105, 120, 165, 0.15));
}

.cvr-hourglass::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 3px;
  background: rgba(255, 255, 255, 0.6);
  transform: translateY(-50%);
}

.cvr-hourglass-top-sand,
.cvr-hourglass-bottom-sand {
  position: absolute;
  left: 0;
  right: 0;
  background: linear-gradient(180deg, #ffd67a, #ffb53f);
  transition: height 0.45s linear;
}

.cvr-hourglass-top-sand {
  top: 0;
  height: 45%;
  border-radius: 0 0 45% 45%;
}

.cvr-hourglass-bottom-sand {
  bottom: 0;
  height: 5%;
  border-radius: 45% 45% 0 0;
}

.cvr-hourglass-stream {
  position: absolute;
  top: 48%;
  left: 50%;
  width: 4px;
  height: 0;
  transform: translateX(-50%);
  background: #ffca5f;
  box-shadow: 0 0 10px rgba(255, 202, 95, 0.7);
  transition: opacity 0.2s ease;
}

.cvr-wrapper.cvr-finished .cvr-main-time {
  color: #a3ffb8;
}

.cvr-wrapper.cvr-finished .cvr-hourglass-stream {
  opacity: 0;
}

@media (max-width: 980px) {
  .cvr-wrapper {
    width: 80vw;
    height: 80vh;
    min-height: 520px;
  }

  .cvr-time-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cvr-hourglass {
    width: 110px;
    height: 140px;
  }
}