/* ===== PSG KNOWLEDGE - APPLE LITERATURE UPGRADE BY SASA ===== */
.psg-knowledge {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Inter", sans-serif;
  color: #1d1d1f;
  background: #ffffff;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  font-weight: 400;
}

.psg-knowledge .container {
  max-width: 820px;
  margin: 0 auto;
  padding: 120px 24px 100px;
}

/* ===== HEADER ===== */
.psg-knowledge .kd-header {
  margin-bottom: 48px;
  padding-bottom: 24px;
  border-bottom: 1px solid #d2d2d7;
}

.psg-knowledge .kd-badge {
  display: inline-block;
  background: #f5f5f7;
  color: #515154;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}

.psg-knowledge .kd-header h1 {
  font-family: "SF Pro Display", sans-serif;
  font-size: 40px;
  font-weight: 700;
  letter-spacing: -0.5px;
  line-height: 1.1;
  margin: 0 0 8px;
  color: #000000;
}

.psg-knowledge .kd-header p {
  color: #6e6e73;
  font-size: 17px;
  font-weight: 400;
  margin: 0;
}

/* ===== CARD ELEMENT ===== */
.psg-knowledge .kd-card {
  background: #ffffff;
  border-bottom: 1px solid #d2d2d7;
  padding: 40px 0;
  margin: 0;
}

.psg-knowledge .kd-card:last-of-type {
  border-bottom: none;
}

.psg-knowledge .kd-card h2 {
  font-family: "SF Pro Display", sans-serif;
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.3px;
  line-height: 1.25;
  margin: 0 0 20px;
  color: #000000;
}

.psg-knowledge .kd-card h3 {
  font-size: 19px;
  font-weight: 600;
  margin: 0 0 12px;
  color: #000000;
}

.psg-knowledge .kd-card h4 {
  font-size: 16px;
  font-weight: 600;
  margin: 0 0 8px;
  color: #1d1d1f;
}

.psg-knowledge .kd-card p {
  font-size: 17px;
  color: #1d1d1f;
  margin: 12px 0;
  line-height: 1.7;
}

.psg-knowledge .kd-card b {
  font-weight: 600;
}

/* ===== LIST BULLET STANDARD ===== */
.psg-knowledge .kd-card ul {
  list-style: none;
  padding-left: 0;
  margin: 16px 0;
}

.psg-knowledge .kd-card ul li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 14px;
  font-size: 17px;
  color: #1d1d1f;
  line-height: 1.7;
}

.psg-knowledge .kd-card ul li::before {
  content: "•";
  position: absolute;
  left: 2px;
  top: 0;
  color: #86868b;
  font-size: 18px;
  line-height: 1.7;
}

/* ===== LAYOUT GRID ===== */
.psg-knowledge .kd-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-top: 16px;
}

/* ===== SPECIFICATION TABLE ===== */
.psg-knowledge .kd-table .kd-row {
  display: flex;
  padding: 14px 0;
  border-bottom: 1px solid #f5f5f7;
  font-size: 15px;
}

.psg-knowledge .kd-table .kd-row:last-child {
  border-bottom: none;
}

.psg-knowledge .kd-table .kd-key {
  width: 240px;
  font-weight: 500;
  color: #6e6e73;
  flex-shrink: 0;
}

.psg-knowledge .kd-table .kd-val {
  flex: 1;
  font-weight: 400;
  color: #1d1d1f;
}

/* ===== ANALYSIS PRACTICUM SYSTEM ===== */
.psg-knowledge .kd-uji-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 8px;
}

.psg-knowledge .kd-uji-card {
  background: #fbfbfd;
  border: 1px solid #d2d2d7;
  border-radius: 10px;
  padding: 24px;
}

.psg-knowledge .kd-uji-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid #e5e5e7;
  color: #000000;
}

.psg-knowledge .kd-uji-detail p {
  font-size: 15px;
  margin: 0 0 14px;
  line-height: 1.6;
  color: #333333;
}

.psg-knowledge .kd-uji-detail p:last-child {
  margin-bottom: 0;
}

.psg-knowledge .kd-uji-detail b {
  font-weight: 600;
  color: #1d1d1f;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  display: block;
  margin-bottom: 4px;
}

/* ===== HIGH-END PRODUCT CARD ===== */
.psg-knowledge .kd-produk-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
}

.psg-knowledge .kd-produk-card {
  display: block;
  border: 1px solid #d2d2d7;
  border-radius: 8px;
  padding: 14px 16px;
  text-decoration: none;
  color: #1d1d1f;
  transition: background 0.15s cubic-bezier(0.25, 1, 0.5, 1);
}

.psg-knowledge .kd-produk-card:hover {
  background: #f5f5f7;
  border-color: #86868b;
}

.psg-knowledge .kd-produk-card b {
  font-size: 15px;
  font-weight: 600;
  display: block;
  margin-bottom: 2px;
}

.psg-knowledge .kd-produk-card span {
  font-size: 14px;
  color: #515154;
  display: block;
  margin-bottom: 4px;
}

.psg-knowledge .kd-produk-card small {
  color: #6e6e73;
  font-size: 12px;
}

/* ===== INDUSTRIAL DISCLAIMER ===== */
.psg-knowledge .kd-disclaimer {
  background: #f5f5f7;
  border-radius: 8px;
  padding: 20px 24px;
  margin-top: 48px;
}

.psg-knowledge .kd-disclaimer p {
  font-size: 13px;
  color: #6e6e73;
  margin: 6px 0;
  line-height: 1.5;
}

/* ===== ADAPTIVE RESPONSIVE ===== */
@media(max-width: 900px) {
  .psg-knowledge .container { padding: 100px 20px 80px; }
  .psg-knowledge .kd-header h1 { font-size: 32px; }
  .psg-knowledge .kd-card { padding: 32px 0; }
  .psg-knowledge .kd-grid-2 { grid-template-columns: 1fr; gap: 24px; }
  .psg-knowledge .kd-table .kd-row { flex-direction: column; gap: 4px; }
  .psg-knowledge .kd-table .kd-key { width: 100%; }
}