/* ===== Aozhong Applications Section ===== */
.az-applications-section {
  width: 100%;
  padding: 40px 20px;
  font-family: Arial, Helvetica, sans-serif;
  box-sizing: border-box;
}

.az-applications-container {
  max-width: 1180px;
  margin: 0 auto;
}

.az-applications-head {
  max-width: 780px;
  margin-bottom: 46px;
}

.az-applications-eyebrow {
  display: inline-block;
  margin-bottom: 14px;
  font-size: 13px;
  line-height: 1;
  letter-spacing: 2.2px;
  text-transform: uppercase;
  font-weight: 700;
  color: #cf1f2e;
}

.az-applications-head h2 {
  margin: 0 0 16px;
  font-size: clamp(32px, 4vw, 52px);
  line-height: 1.08;
  font-weight: 800;
  color: #101820;
}

.az-applications-head p {
  margin: 0;
  font-size: 17px;
  line-height: 1.75;
  color: #5f6b76;
}

.az-applications-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.az-application-card {
  position: relative;
  overflow: hidden;
  min-height: 390px;
  padding: 30px 26px 28px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(16, 24, 32, 0.08);
  border-radius: 24px;
  box-shadow: 0 18px 45px rgba(16, 24, 32, 0.08);
  box-sizing: border-box;
  transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

/* 鼠标经过白光扫过 */
.az-application-card::before {
  content: "";
  position: absolute;
  top: -45%;
  left: -90%;
  width: 65%;
  height: 190%;
  background: linear-gradient(
    115deg,
    transparent 0%,
    rgba(255, 255, 255, 0.12) 28%,
    rgba(255, 255, 255, 0.9) 50%,
    rgba(255, 255, 255, 0.14) 72%,
    transparent 100%
  );
  transform: rotate(10deg);
  transition: left 0.78s ease;
  pointer-events: none;
  z-index: 2;
}

.az-application-card:hover::before {
  left: 125%;
}

.az-application-card:hover {
  transform: translateY(-8px);
  border-color: rgba(207, 31, 46, 0.28);
  box-shadow: 0 28px 65px rgba(16, 24, 32, 0.16);
}

.az-application-top {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
  position: relative;
  z-index: 3;
}

.az-application-icon {
  flex: 0 0 62px;
  width: 62px;
  height: 62px;
  border-radius: 18px;
  background: linear-gradient(135deg, #cf1f2e, #8f111d);
  box-shadow: 0 14px 30px rgba(207, 31, 46, 0.25);
  position: relative;
}

/* Automotive icon */
.az-icon-auto::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 25px;
  width: 36px;
  height: 16px;
  border: 3px solid #ffffff;
  border-radius: 12px 12px 6px 6px;
  box-sizing: border-box;
}

.az-icon-auto::after {
  content: "";
  position: absolute;
  left: 17px;
  top: 38px;
  width: 28px;
  height: 8px;
  background:
    radial-gradient(circle at 4px 4px, #ffffff 0 4px, transparent 4px),
    radial-gradient(circle at 24px 4px, #ffffff 0 4px, transparent 4px);
}

/* Woodworking icon */
.az-icon-wood::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 15px;
  width: 30px;
  height: 32px;
  border-radius: 6px;
  border: 3px solid #ffffff;
  transform: rotate(-6deg);
  box-sizing: border-box;
}

.az-icon-wood::after {
  content: "";
  position: absolute;
  left: 23px;
  top: 23px;
  width: 16px;
  height: 3px;
  background: #ffffff;
  box-shadow: 0 8px 0 #ffffff, 0 16px 0 #ffffff;
  border-radius: 3px;
}

/* Metal icon */
.az-icon-metal::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 16px;
  width: 32px;
  height: 32px;
  border: 3px solid #ffffff;
  border-radius: 50%;
  box-sizing: border-box;
}

.az-icon-metal::after {
  content: "";
  position: absolute;
  left: 28px;
  top: 10px;
  width: 6px;
  height: 42px;
  background: #ffffff;
  border-radius: 5px;
  transform: rotate(45deg);
}

/* Composite icon */
.az-icon-composite::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 15px;
  width: 32px;
  height: 32px;
  background:
    linear-gradient(90deg, transparent 45%, #ffffff 45%, #ffffff 55%, transparent 55%),
    linear-gradient(0deg, transparent 45%, #ffffff 45%, #ffffff 55%, transparent 55%);
  border: 3px solid #ffffff;
  border-radius: 8px;
  box-sizing: border-box;
  transform: rotate(8deg);
}

.az-application-label {
  display: block;
  margin-bottom: 6px;
  color: #cf1f2e;
  font-size: 12px;
  line-height: 1;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  font-weight: 800;
}

.az-application-card h3 {
  margin: 0;
  font-size: 21px;
  line-height: 1.28;
  font-weight: 800;
  color: #101820;
}

.az-application-list {
  margin: 0;
  padding: 0;
  list-style: none;
  position: relative;
  z-index: 3;
}

.az-application-list li {
  position: relative;
  padding: 13px 0 13px 24px;
  border-bottom: 1px solid rgba(16, 24, 32, 0.08);
  color: #5f6b76;
  font-size: 15.5px;
  line-height: 1.45;
}

.az-application-list li:last-child {
  border-bottom: none;
}

.az-application-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  width: 8px;
  height: 8px;
  background: #cf1f2e;
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(207, 31, 46, 0.1);
}

/* 入场动效 */
.az-application-card {
  opacity: 0;
  transform: translateY(24px);
  animation: azApplicationsFadeUp 0.75s ease forwards;
}

.az-application-card:nth-child(1) {
  animation-delay: 0.05s;
}

.az-application-card:nth-child(2) {
  animation-delay: 0.15s;
}

.az-application-card:nth-child(3) {
  animation-delay: 0.25s;
}

.az-application-card:nth-child(4) {
  animation-delay: 0.35s;
}

@keyframes azApplicationsFadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 平板适配 */
@media (max-width: 1024px) {
  .az-applications-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .az-application-card {
    min-height: 340px;
  }
}

/* 手机适配 */
@media (max-width: 640px) {
  .az-applications-section {
    padding: 64px 16px;
  }

  .az-applications-head {
    margin-bottom: 32px;
  }

  .az-applications-head p {
    font-size: 15.5px;
  }

  .az-applications-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .az-application-card {
    min-height: auto;
    padding: 28px 22px;
    border-radius: 20px;
  }

  .az-application-top {
    align-items: flex-start;
  }

  .az-application-icon {
    width: 56px;
    height: 56px;
    flex-basis: 56px;
  }

  .az-application-card h3 {
    font-size: 20px;
  }

  .az-application-list li {
    font-size: 15px;
  }
}