* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  /* min-height: 100vh; */
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  position: relative;
  /* gradient */
  background: linear-gradient(-45deg, #ee7752, #e73c7e, #23a6d5, #23d5ab);
  background-size: 400% 400%;
  animation: gradient 15s ease infinite;
  height: 100vh;
}

@keyframes gradient {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.gradient-one {
  background-image: linear-gradient(
    45deg,
    hsl(240deg 100% 20%) 0%,
    hsl(281deg 100% 21%) 8%,
    hsl(304deg 100% 23%) 17%,
    hsl(319deg 100% 30%) 25%,
    hsl(329deg 100% 36%) 33%,
    hsl(336deg 100% 41%) 42%,
    hsl(346deg 83% 51%) 50%,
    hsl(3deg 95% 61%) 58%,
    hsl(17deg 100% 59%) 67%,
    hsl(30deg 100% 55%) 75%,
    hsl(40deg 100% 50%) 83%,
    hsl(48deg 100% 50%) 92%,
    hsl(55deg 100% 50%) 100%
  );
}

.gradient-two {
  background-image: linear-gradient(
    45deg,
    hsl(290deg 84% 35%) 0%,
    hsl(298deg 82% 37%) 8%,
    hsl(305deg 80% 40%) 17%,
    hsl(312deg 78% 42%) 25%,
    hsl(320deg 76% 45%) 33%,
    hsl(327deg 74% 48%) 42%,
    hsl(335deg 74% 51%) 50%,
    hsl(342deg 77% 53%) 58%,
    hsl(350deg 80% 55%) 67%,
    hsl(358deg 84% 57%) 75%,
    hsl(6deg 88% 59%) 83%,
    hsl(14deg 93% 62%) 92%,
    hsl(22deg 98% 64%) 100%
  );
}

.gradient-three {
  background-image: linear-gradient(
    45deg,
    hsl(308deg 43% 18%) 0%,
    hsl(316deg 44% 24%) 8%,
    hsl(324deg 45% 29%) 17%,
    hsl(332deg 47% 34%) 25%,
    hsl(341deg 48% 38%) 33%,
    hsl(349deg 50% 43%) 42%,
    hsl(357deg 52% 48%) 50%,
    hsl(7deg 55% 50%) 58%,
    hsl(17deg 62% 52%) 67%,
    hsl(27deg 70% 53%) 75%,
    hsl(37deg 79% 55%) 83%,
    hsl(47deg 89% 56%) 92%,
    hsl(57deg 99% 58%) 100%
  );
}

.container {
  max-width: 800px;
  padding: 40px;
  text-align: center;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  border-radius: 30px;
  box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
  border: 1px solid rgba(255, 255, 255, 0.18);
  animation: fadeIn 1s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.quote-container {
  margin-bottom: 30px;
}

.quote-text {
  font-size: 2em;
  font-weight: 300;
  color: white;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  line-height: 1.6;
  margin-bottom: 20px;
  animation: slideIn 0.8s ease;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.quote-author {
  font-size: 1.2em;
  color: rgba(255, 255, 255, 0.9);
  font-style: italic;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.btn-container {
  margin-top: 30px;
}

.new-quote-btn {
  padding: 15px 40px;
  font-size: 1.1em;
  background: rgba(255, 255, 255, 0.25);
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.5);
  border-radius: 50px;
  cursor: pointer;
  transition: all 0.3s ease;
  backdrop-filter: blur(5px);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.new-quote-btn:hover {
  background: rgba(255, 255, 255, 0.4);
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.new-quote-btn:active {
  transform: translateY(0);
}

.new-quote-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.loading {
  color: white;
  font-size: 1.5em;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

@media (max-width: 768px) {
  .container {
    padding: 30px 20px;
    margin: 20px;
  }

  .quote-text {
    font-size: 1.5em;
  }

  .quote-author {
    font-size: 1em;
  }

  .new-quote-btn {
    padding: 12px 30px;
    font-size: 1em;
  }
}