/* ========================================
   Monument - 高端黑金主题
   ======================================== */

.monument {
  position: relative;
  background:
    radial-gradient(ellipse at center, #1a1202 0%, #000000 50%),
    linear-gradient(135deg, #000000 0%, #0a0a0a 25%, #1a1202 50%, #2d2409 75%, #0a0a0a 100%);
  padding: 120px 24px;
  overflow: hidden;
}

.monument::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(212, 175, 55, 0.06), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(255, 215, 0, 0.05), transparent 45%),
    repeating-linear-gradient(30deg, rgba(212, 175, 55, 0.02) 0 1px, transparent 1px 40px),
    repeating-linear-gradient(-30deg, rgba(212, 175, 55, 0.015) 0 1px, transparent 1px 35px),
    repeating-linear-gradient(60deg, rgba(255, 255, 255, 0.01) 0 1px, transparent 1px 50px);
  pointer-events: none;
  animation: monumentShift 25s linear infinite alternate;
}

@keyframes monumentShift {
  0% {
    transform: scale(1) rotate(0deg);
  }

  100% {
    transform: scale(1.05) rotate(2deg);
  }
}

.monument__content {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 0 auto;
}

.monument__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.monument__display {
  text-align: center;
  position: relative;
}

.monument__structure {
  position: relative;
  background:
    linear-gradient(135deg, rgba(0, 0, 0, 0.8) 0%, rgba(10, 10, 10, 0.6) 100%);
  backdrop-filter: blur(20px);
  border: 2px solid rgba(212, 175, 55, 0.3);
  border-radius: 24px;
  padding: 50px 32px;
  box-shadow:
    0 0 50px rgba(212, 175, 55, 0.25),
    0 20px 60px rgba(0, 0, 0, 0.8),
    inset 0 0 80px rgba(212, 175, 55, 0.05);
  overflow: hidden;
  transition: all 0.5s ease;
}

.monument__structure:hover {
  border-color: rgba(212, 175, 55, 0.5);
  box-shadow:
    0 0 70px rgba(212, 175, 55, 0.4),
    0 30px 80px rgba(0, 0, 0, 0.9),
    inset 0 0 100px rgba(212, 175, 55, 0.08);
  transform: scale(1.02);
}

.monument__structure::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(90deg, rgba(212, 175, 55, 0.08) 0 1px, transparent 1px 25px),
    repeating-linear-gradient(0deg, rgba(212, 175, 55, 0.04) 0 1px, transparent 1px 25px);
  pointer-events: none;
  animation: gridFloat 15s ease-in-out infinite;
}

@keyframes gridFloat {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-10px);
  }
}

.monument__structure .monument__title {
  font-family: Orbitron, "Space Grotesk", Inter, sans-serif;
  font-weight: 900;
  font-size: clamp(18px, 2.2vw, 24px);
  letter-spacing: 0.2em;
  background: linear-gradient(135deg, #ffd700 0%, #d4af37 50%, #ffd700 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 20px rgba(212, 175, 55, 0.6);
  margin-bottom: 32px;
  position: relative;
  z-index: 2;
  animation: titlePulse 3s ease-in-out infinite;
}

@keyframes titlePulse {

  0%,
  100% {
    filter: drop-shadow(0 0 15px rgba(212, 175, 55, 0.5));
  }

  50% {
    filter: drop-shadow(0 0 25px rgba(212, 175, 55, 0.8));
  }
}

.monument__addresses {
  position: relative;
  z-index: 2;
  height: 350px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
}

.monument__address {
  font-family: "JetBrains Mono", "Space Mono", monospace;
  font-size: clamp(12px, 1.3vw, 14px);
  color: rgba(255, 255, 255, 0.75);
  padding: 12px 16px;
  background: linear-gradient(135deg, rgba(26, 18, 2, 0.6) 0%, rgba(45, 36, 9, 0.4) 100%);
  border: 1px solid rgba(212, 175, 55, 0.2);
  border-radius: 12px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  animation: addressFloat 18s linear infinite;
  text-shadow: 0 0 8px rgba(212, 175, 55, 0.2);
  cursor: pointer;
}

.monument__address:hover {
  color: #ffd700;
  background: linear-gradient(135deg, rgba(26, 18, 2, 0.9) 0%, rgba(45, 36, 9, 0.7) 100%);
  border-color: rgba(212, 175, 55, 0.6);
  text-shadow: 0 0 16px rgba(212, 175, 55, 0.6);
  transform: translateX(6px) scale(1.03);
  box-shadow:
    0 0 25px rgba(212, 175, 55, 0.3),
    inset 0 0 15px rgba(212, 175, 55, 0.1);
}

@keyframes addressFloat {

  0%,
  100% {
    opacity: 0.5;
    transform: translateY(30px);
  }

  50% {
    opacity: 1;
    transform: translateY(0);
  }
}

.monument__text {
  text-align: left;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.monument__title-main {
  margin: 0 0 16px;
  font-family: Orbitron, "Space Grotesk", Inter, sans-serif;
  font-weight: 900;
  font-size: clamp(36px, 5vw, 64px);
  letter-spacing: 0.1em;
  background: linear-gradient(135deg, #ffd700 0%, #d4af37 25%, #ffed4e 50%, #d4af37 75%, #ffd700 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  background-size: 200% 100%;
  animation: goldShine 4s linear infinite, monumentGlow 2.5s ease-in-out infinite;
}

@keyframes goldShine {
  0% {
    background-position: 200% center;
  }

  100% {
    background-position: -200% center;
  }
}

@keyframes monumentGlow {

  0%,
  100% {
    filter: drop-shadow(0 0 20px rgba(212, 175, 55, 0.4));
  }

  50% {
    filter: drop-shadow(0 0 35px rgba(212, 175, 55, 0.7));
  }
}

.monument__subtitle {
  margin: 0 0 28px;
  font-weight: 700;
  font-size: clamp(18px, 2.2vw, 24px);
  color: rgba(255, 255, 255, 0.95);
}

.monument__description {
  margin: 0 0 32px;
  font-size: clamp(16px, 1.9vw, 19px);
  font-weight: 500;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.85);
}

.monument__features {
  margin: 0 0 36px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 18px;
}

.monument__feature {
  position: relative;
  padding-left: 32px;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.6;
  font-size: clamp(15px, 1.7vw, 18px);
  transition: all 0.3s ease;
}

.monument__feature:hover {
  color: #ffd700;
  transform: translateX(4px);
}

.monument__feature::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, #ffd700 0%, #d4af37 100%);
  box-shadow: 0 0 15px rgba(212, 175, 55, 0.7);
  animation: featurePulse 2s ease-in-out infinite;
}

@keyframes featurePulse {

  0%,
  100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.3);
    box-shadow: 0 0 25px rgba(212, 175, 55, 0.9);
  }
}

.monument__highlights {
  margin: 0 0 36px;
  padding: 24px;
  background: linear-gradient(135deg, rgba(26, 18, 2, 0.6) 0%, rgba(45, 36, 9, 0.4) 100%);
  border: 2px solid rgba(212, 175, 55, 0.3);
  border-radius: 20px;
  text-align: center;
  box-shadow: 0 0 30px rgba(212, 175, 55, 0.2);
  transition: all 0.4s ease;
}

.monument__highlights:hover {
  border-color: rgba(212, 175, 55, 0.5);
  box-shadow: 0 0 45px rgba(212, 175, 55, 0.35);
  transform: scale(1.02);
}

.monument__highlight {
  margin: 0;
  font-weight: 700;
  font-size: clamp(16px, 1.8vw, 20px);
  color: #ffd700;
  text-shadow: 0 0 12px rgba(212, 175, 55, 0.4);
}

.monument__cta {
  margin-top: auto;
  padding-top: 32px;
}

.monument__buttons {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
}

.monument__coming-soon {
  display: none;
  color: #d4af37;
  font-size: 15px;
  font-weight: 600;
  text-shadow: 0 0 10px rgba(212, 175, 55, 0.5);
  opacity: 0;
  transition: all 0.3s ease;
}

.btn--monument {
  background: transparent;
  color: #d4af37;
  border: 2px solid #d4af37;
  box-shadow: 0 0 25px rgba(212, 175, 55, 0.3);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  margin: 0;
  position: relative;
  overflow: hidden;
}

.btn--monument::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(212, 175, 55, 0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s ease, height 0.6s ease;
}

.btn--monument:hover::before {
  width: 300px;
  height: 300px;
}

.btn--monument:hover,
.btn--monument:focus-visible {
  transform: translateY(-3px);
  border-color: #ffd700;
  color: #ffd700;
  box-shadow:
    0 0 40px rgba(212, 175, 55, 0.5),
    0 8px 30px rgba(0, 0, 0, 0.6);
}

/* 响应式设计 */
@media (max-width: 900px) {
  .monument {
    padding: 80px 20px;
  }

  .monument__grid {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .monument__text {
    text-align: center;
    order: 2;
  }

  .monument__display {
    order: 1;
  }

  .monument__features {
    text-align: left;
    max-width: 450px;
    margin-left: auto;
    margin-right: auto;
  }

  .monument__addresses {
    height: 250px;
  }

  .monument__buttons {
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
  }

  .monument__coming-soon {
    align-self: center;
  }

  .monument__structure {
    padding: 40px 24px;
  }
}

@media (max-width: 480px) {
  .monument {
    padding: 60px 16px;
  }

  .monument__structure {
    padding: 32px 20px;
  }

  .monument__addresses {
    height: 200px;
    gap: 12px;
  }

  .monument__address {
    padding: 10px 14px;
  }
}