/* ===== Aozhong 320 Grit Ceramic Film Sanding Disc ===== */
.az320-section {
  width: 100%;
  padding: 40px 20px;
  font-family: Arial, Helvetica, sans-serif;
  box-sizing: border-box;
}

.az320-container {
  max-width: 1180px;
  margin: 0 auto;
}

.az320-head {
  max-width: 900px;
  margin-bottom: 46px;
}

.az320-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;
}

.az320-head h2 {
  margin: 0 0 16px;
  font-size: clamp(32px, 4vw, 52px);
  line-height: 1.08;
  font-weight: 800;
  color: #101820;
}

.az320-head p {
  margin: 0;
  font-size: 17px;
  line-height: 1.75;
  color: #5f6b76;
}

/* Layouts */
.az320-overview-layout,
.az320-bottom-layout {
  display: grid;
  grid-template-columns: 36% 64%;
  gap: 24px;
  align-items: stretch;
}

.az320-material-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.az320-app-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.az320-feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

/* Dark Main Cards */
.az320-main-card,
.az320-tools-card {
  position: relative;
  overflow: hidden;
  padding: 38px 32px;
  border-radius: 26px;
  background:
    linear-gradient(145deg, rgba(16,24,32,0.97), rgba(31,43,54,0.97)),
    radial-gradient(circle at top right, rgba(207,31,46,0.30), transparent 42%);
  color: #ffffff;
  box-shadow: 0 24px 60px rgba(16,24,32,0.22);
  box-sizing: border-box;
}

.az320-badge,
.az320-tools-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 26px;
  padding: 14px 18px;
  border-radius: 18px;
  background: linear-gradient(135deg, #cf1f2e, #8f111d);
  color: #ffffff;
  font-size: 18px;
  line-height: 1;
  font-weight: 900;
  box-shadow: 0 18px 38px rgba(207,31,46,0.35);
}

.az320-main-card h3,
.az320-tools-card h3 {
  margin: 0 0 16px;
  font-size: 30px;
  line-height: 1.15;
  font-weight: 850;
}

.az320-main-card > p,
.az320-tools-card > p {
  margin: 0 0 26px;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(255,255,255,0.82);
}

.az320-main-list,
.az320-tool-list {
  display: grid;
  gap: 12px;
  margin-bottom: 26px;
}

.az320-main-item,
.az320-tool-item {
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.12);
  color: #ffffff;
  font-size: 14px;
  line-height: 1.4;
  font-weight: 750;
}

.az320-note {
  padding: 20px 22px;
  border-radius: 18px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.82);
  font-size: 15.5px;
  line-height: 1.7;
}

.az320-note strong {
  color: #ffffff;
}

/* Standard Cards */
.az320-card,
.az320-app-card {
  position: relative;
  min-height: 235px;
  padding: 30px 28px 28px;
  background: rgba(255,255,255,0.96);
  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,
    background 0.35s ease;
}

.az320-card:hover,
.az320-app-card:hover {
  transform: translateY(-8px) scale(1.03);
  border-color: rgba(207,31,46,0.30);
  background: #ffffff;
  box-shadow: 0 30px 70px rgba(16,24,32,0.16);
  z-index: 5;
}

.az320-wide-card {
  grid-column: span 2;
  min-height: 200px;
}

.az320-label {
  display: inline-block;
  margin-bottom: 12px;
  color: #cf1f2e;
  font-size: 12px;
  line-height: 1;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  font-weight: 800;
}

.az320-card h3,
.az320-app-card h3 {
  margin: 0 0 14px;
  color: #101820;
  font-size: 21px;
  line-height: 1.28;
  font-weight: 850;
}

.az320-card p,
.az320-app-card p {
  margin: 0;
  color: #5f6b76;
  font-size: 15.5px;
  line-height: 1.72;
}

.az320-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  padding: 9px 14px;
  border-radius: 999px;
  background: rgba(207,31,46,0.10);
  color: #cf1f2e;
  font-size: 13px;
  line-height: 1;
  font-weight: 850;
}

/* Featured Application */
.az320-featured {
  background:
    linear-gradient(145deg, rgba(16,24,32,0.97), rgba(31,43,54,0.97)),
    radial-gradient(circle at top right, rgba(207,31,46,0.30), transparent 42%);
  color: #ffffff;
  box-shadow: 0 24px 60px rgba(16,24,32,0.22);
}

.az320-featured:hover {
  transform: translateY(-5px) scale(1.015);
  background:
    linear-gradient(145deg, rgba(16,24,32,0.97), rgba(31,43,54,0.97)),
    radial-gradient(circle at top right, rgba(207,31,46,0.34), transparent 42%);
}

.az320-featured .az320-label,
.az320-featured:hover .az320-label {
  color: rgba(255,255,255,0.72);
}

.az320-featured h3,
.az320-featured:hover h3 {
  color: #ffffff;
}

/* Lists */
.az320-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.az320-list li {
  position: relative;
  padding: 12px 0 12px 24px;
  border-bottom: 1px solid rgba(16,24,32,0.08);
  color: #5f6b76;
  font-size: 15px;
  line-height: 1.45;
}

.az320-list li:last-child {
  border-bottom: none;
}

.az320-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 19px;
  width: 8px;
  height: 8px;
  background: #cf1f2e;
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(207,31,46,0.10);
}

.az320-featured .az320-list li,
.az320-featured:hover .az320-list li {
  color: rgba(255,255,255,0.82);
  border-bottom-color: rgba(255,255,255,0.12);
}

/* Construction Table */
.az320-construction-card {
  padding: 28px;
  border-radius: 26px;
  background: rgba(255,255,255,0.96);
  border: 1px solid rgba(16,24,32,0.08);
  box-shadow: 0 18px 45px rgba(16,24,32,0.08);
  box-sizing: border-box;
}

.az320-table {
  width: 100%;
  overflow: hidden;
  border-radius: 20px;
  border: 1px solid #e2e6ea;
}

.az320-row {
  display: grid;
  grid-template-columns: 38% 62%;
  min-height: 78px;
  background: #ffffff;
  border-bottom: 1px solid #e2e6ea;
  transition:
    transform 0.35s ease,
    background 0.35s ease,
    box-shadow 0.35s ease;
}

.az320-row:last-child {
  border-bottom: none;
}

.az320-header-row {
  min-height: 58px;
  background: #101820;
  color: #ffffff;
  font-size: 14px;
  letter-spacing: 0.7px;
  text-transform: uppercase;
  font-weight: 800;
}

.az320-row:not(.az320-header-row):hover {
  transform: translateX(6px);
  background: #f8fafc;
  box-shadow: inset 4px 0 0 #cf1f2e;
}

.az320-row > div {
  display: flex;
  align-items: center;
  padding: 20px 24px;
  box-sizing: border-box;
  color: #5f6b76;
  font-size: 15.5px;
  line-height: 1.65;
}

.az320-cell-title {
  color: #101820 !important;
  font-size: 16.5px !important;
  line-height: 1.35 !important;
  font-weight: 850 !important;
}

/* Animation */
.az320-main-card,
.az320-card,
.az320-app-card,
.az320-construction-card,
.az320-tools-card {
  opacity: 0;
  transform: translateY(24px);
  animation: az320FadeUp 0.75s ease forwards;
}

.az320-main-card,
.az320-tools-card { animation-delay: 0.05s; }

.az320-card:nth-child(1),
.az320-app-card:nth-child(1),
.az320-construction-card { animation-delay: 0.12s; }

.az320-card:nth-child(2),
.az320-app-card:nth-child(2) { animation-delay: 0.20s; }

.az320-card:nth-child(3),
.az320-app-card:nth-child(3) { animation-delay: 0.28s; }

.az320-card:nth-child(4),
.az320-app-card:nth-child(4) { animation-delay: 0.36s; }

.az320-card:nth-child(5) { animation-delay: 0.44s; }

@keyframes az320FadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Tablet */
@media (max-width: 1024px) {
  .az320-overview-layout,
  .az320-bottom-layout {
    grid-template-columns: 1fr;
  }

  .az320-app-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Mobile */
@media (max-width: 680px) {
  .az320-section {
    padding: 40px 16px;
  }

  .az320-head {
    margin-bottom: 32px;
  }

  .az320-head p {
    font-size: 15.5px;
  }

  .az320-material-grid,
  .az320-app-grid,
  .az320-feature-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .az320-wide-card {
    grid-column: span 1;
  }

  .az320-main-card,
  .az320-card,
  .az320-app-card,
  .az320-construction-card,
  .az320-tools-card {
    border-radius: 20px;
    padding: 28px 22px;
    min-height: auto;
  }

  .az320-main-card h3,
  .az320-tools-card h3 {
    font-size: 26px;
  }

  .az320-card h3,
  .az320-app-card h3 {
    font-size: 20px;
  }

  .az320-card:hover,
  .az320-app-card:hover {
    transform: translateY(-5px) scale(1.015);
  }

  .az320-featured:hover {
    transform: translateY(-4px) scale(1.01);
  }

  .az320-table {
    border: none;
    border-radius: 0;
    overflow: visible;
  }

  .az320-header-row {
    display: none;
  }

  .az320-row {
    display: block;
    min-height: auto;
    margin-bottom: 16px;
    border: 1px solid #e2e6ea;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 12px 30px rgba(16,24,32,0.06);
  }

  .az320-row:last-child {
    margin-bottom: 0;
  }

  .az320-row:not(.az320-header-row):hover {
    transform: translateY(-5px);
    box-shadow: 0 18px 42px rgba(16,24,32,0.12);
  }

  .az320-row > div {
    display: block;
    padding: 16px 18px;
  }

  .az320-row > div:nth-child(1)::before {
    content: "Layer";
    display: block;
    margin-bottom: 7px;
    color: #8b97a3;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 800;
  }

  .az320-row > div:nth-child(2)::before {
    content: "Description";
    display: block;
    margin-bottom: 7px;
    color: #8b97a3;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 800;
  }
}