/* Aluminum Promo Section */
.aluminum-promo-section {
  background: transparent;
  padding: 0; /* Reduced vertical padding to 0 */
  margin: -1cm auto 0; /* Shifted another 1cm up from -1cm */
  max-width: 1000px;
  text-align: center;
  position: relative;
}

.aluminum-promo-main-flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 20px;
  padding: 0;
}

.aluminum-promo-section::before {
  content: "";
  position: absolute;
  top: -50px;
  left: -50px;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.8) 0%, rgba(255, 255, 255, 0) 70%);
  opacity: 0.6;
  pointer-events: none;
}

.aluminum-promo-header {
  flex: 1;
  text-align: left;
  margin-top: 3cm; /* Shifted an additional 1cm down for a total of 3cm */
}

/* Apple-style small label */
.aluminum-promo-label {
  display: inline-block;
  font-family: "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", sans-serif;
  font-size: 3rem;
  font-weight: 900;
  color: #1d1d1f;
  letter-spacing: 0.12em;
  margin-bottom: 12px;
  text-transform: uppercase;
}

/* Apple-style large headline */
.aluminum-promo-headline {
  font-family: "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", sans-serif;
  font-size: clamp(2.4rem, 5.5vw, 4.2rem); /* Increased size for impact */
  font-weight: 900;
  color: #334b62;
  line-height: 1.05;
  letter-spacing: -0.05em;
  margin-bottom: 12px;
  max-width: 100%;
  margin-left: 0;
  margin: 20px 0px 10px !important;
  margin-right: 0;
}

/* Apple-style description text */
.aluminum-promo-description {
  font-family: "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", sans-serif;
  color: #86868b;
  font-size: 1.05rem;
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.01em;
  margin-bottom: 10px;
  max-width: 100%;
  margin-left: 0;
  margin-right: 0;
}

.aluminum-promo-link {
  display: inline-flex;
  align-items: center;
  color: #0066cc;
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  gap: 6px;
  margin-bottom: 0px;
  transition: opacity 0.3s ease;
}

.aluminum-promo-link:hover {
  text-decoration: underline;
  opacity: 0.8;
}

.aluminum-promo-link i {
  font-size: 0.7em;
}

/* CSS Aluminum Medal Coin */
.aluminum-medal-showcase {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 0px;
  flex-shrink: 0;
  margin-top: 2cm; /* Shift the coin image down by 2cm */
}

.aluminum-medal-container {
  width: 270px;
  height: 270px; /* Set height to maintain square ratio for absolute children */
  border-radius: 50%;
  background: conic-gradient(from 145deg, #e9ecef 0%, #ced4da 15%, #f8f9fa 25%, #adb5bd 45%, #e9ecef 60%, #f8f9fa 75%, #ced4da 90%, #e9ecef 100%);
  box-shadow:
    inset 0 0 0 4px #f8f9fa,
    inset 0 0 10px 6px rgba(0, 0, 0, 0.1),
    inset -8px -8px 15px rgba(0, 0, 0, 0.15),
    inset 8px 8px 15px rgba(255, 255, 255, 0.8),
    0 15px 35px rgba(0, 0, 0, 0.15),
    0 5px 15px rgba(0, 0, 0, 0.1);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #adb5bd;
  transition: transform 1s cubic-bezier(0.23, 1, 0.32, 1);
  animation: aluminum-medal-float 4s ease-in-out infinite;
  overflow: hidden; /* Keep images within circle */
}

.aluminum-medal-container img {
  width: 100%; /* Leave a slight border visual */
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
  transform: translateZ(0); /* Hardware acceleration */
  transition: opacity 1.2s ease-in-out; /* Smooth fade duration */
  z-index: 2;
  position: absolute; /* Stacked */
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.aluminum-medal-container img.hidden {
  opacity: 0;
  z-index: 1;
}

.aluminum-medal-container img.visible {
  opacity: 1;
  z-index: 2;
}

@keyframes aluminum-medal-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-12px);
  } /* Gentle bobbing */
}

/* .aluminum-medal-container:hover {
  animation-play-state: paused;
  transform: translateY(-8px) rotateX(15deg) rotateY(-15deg) scale(1.08);
  box-shadow:
    0 25px 50px rgba(0, 0, 0, 0.15),
    0 10px 20px rgba(0, 0, 0, 0.1);
} */

/* Unique edge-sweep light effect */
/* .aluminum-medal-container::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg,
    transparent 0%,
    rgba(255,255,255,0) 40%,
    rgba(255,255,255,0.6) 50%,
    rgba(255,255,255,0) 60%,
    transparent 100%
  );
  opacity: 0;
  transition: opacity 0.5s ease;
  pointer-events: none;
}

.aluminum-medal-container:hover::after {
  opacity: 1;
  animation: aluminum-edge-sweep 2s linear infinite;
} */

@keyframes aluminum-edge-sweep {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.aluminum-medal-inner {
  width: 168px; /* Scaled 1.5x from 112px */
  height: 168px; /* Scaled 1.5x from 112px */
  border-radius: 50%;
  background: radial-gradient(circle at 40% 40%, #f1f3f5 0%, #dee2e6 80%, #adb5bd 100%);
  border: 2px dashed rgba(255, 255, 255, 0.9);
  box-shadow:
    inset 0 0 10px rgba(0, 0, 0, 0.1),
    0 2px 4px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.aluminum-medal-inner i {
  font-size: 60px; /* Increased from 40px */
  margin-bottom: 8px;
  color: #6c757d;
  background: linear-gradient(135deg, #adb5bd 0%, #495057 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.aluminum-medal-inner span.medal-text {
  font-weight: 900;
  font-size: 1.3em; /* Scaled up from 1em */
  letter-spacing: 3px;
  margin-bottom: 2px;
}

.aluminum-medal-inner span.medal-sub {
  font-weight: 700;
  font-size: 0.8em; /* Scaled up from 0.6em */
  letter-spacing: 1.5px;
  color: #868e96;
}

.aluminum-medal-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
}

.aluminum-features-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 25px;
  padding: 0;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.aluminum-feature-card {
  background: #ffffff;
  border-radius: 12px;
  padding: 5px 0; /* Reduced vertical padding for compactness */
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  border: 1px solid #f1f3f5;
  display: flex;
  align-items: center;
  text-align: left;
}

.aluminum-feature-card:hover {
  transform: translateX(6px); /* Subtler hover for compact design */
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.06);
  border-color: #d1d9e0;
}

.aluminum-icon {
  width: 48px; /* Slightly smaller icon */
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  color: #334b62;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-right: 20px;
  box-shadow:
    inset 0 2px 4px rgba(255, 255, 255, 1),
    0 3px 8px rgba(0, 0, 0, 0.06);
  border: 1px solid #fff;
  flex-shrink: 0;
}

.aluminum-feature-content {
  flex: 1;
  display: flex;
  flex-direction: column; /* Stacked layout */
  justify-content: center;
  gap: 2px; /* Tight gap between title and text */
}

.aluminum-feature-card h3 {
  font-size: 1.05rem !important;
  color: #334b62;
  position: relative;
  padding-left: 12px !important;
  line-height: 1.2;
  margin: 5px 0px 10px !important;
  border-left: none !important;
  border-bottom: none !important;
  background: none !important;
}

.aluminum-feature-card h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 2px;
  bottom: 2px;
  width: 3px;
  background: #334b62;
  border-radius: 2px;
}

.aluminum-feature-card p {
  font-size: 0.88rem;
  color: #667788;
  line-height: 1.4;
  text-align: left;
  margin: 0;
  white-space: nowrap; /* Force one line as requested */
  overflow: hidden;
  text-overflow: ellipsis; /* Handle overflow gracefully */
}

.aluminum-action {
  margin-top: 20px;
}

.aluminum-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(to bottom, #4a5568, #2d3748);
  color: white;
  padding: 15px 35px;
  border-radius: 30px;
  font-weight: bold;
  text-decoration: none;
  font-size: 1.1em;
  box-shadow: 0 5px 15px rgba(45, 55, 72, 0.3);
  transition: all 0.3s ease;
  border: 1px solid #1a202c;
}

.aluminum-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(45, 55, 72, 0.4);
  color: white !important;
}

@media (max-width: 768px) {
  .aluminum-promo-section {
    padding: 20px 15px;
  }

  .aluminum-promo-main-flex {
    flex-direction: column;
    padding: 0 10px;
    text-align: center;
    gap: 20px;
  }

  .aluminum-promo-header {
    text-align: center;
  }

  .aluminum-promo-headline {
    margin: 0 auto 10px;
  }

  .aluminum-medal-showcase {
    justify-content: center;
  }

  .aluminum-features-grid {
    gap: 10px;
  }

  .aluminum-feature-card {
    padding: 15px 20px;
  }

  .aluminum-icon {
    width: 44px;
    height: 44px;
    font-size: 20px;
    margin-right: 15px;
  }

  .aluminum-feature-content {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .aluminum-feature-card h3 {
    min-width: auto;
    font-size: 1.1rem;
    padding-left: 12px;
  }

  .aluminum-feature-card p {
    border-left: none;
    padding-left: 0;
    font-size: 0.9rem;
    white-space: normal; /* Allow wrapping on mobile so text fits */
    line-height: 1.4;
  }
}

@media (max-width: 480px) {
  .aluminum-feature-card {
    padding: 15px;
  }
  
  .aluminum-feature-headline {
    font-size: 1.8rem;
  }
}