.gc-ip68-page {
  --blue: #0052cc;
  --navy: #0f2747;
  --accent: #00a3c4;
  --ink: #1b2735;
  --muted: #5a6b80;
  --line: #dbe3ee;
  --bg: #ffffff;
  --soft: #f4f7fb;
  max-width: 1120px;
  margin: 0 auto;
  padding: 28px 20px 56px;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  background: var(--bg);
}
.gc-ip68-page * { box-sizing: border-box; }
.gc-ip68-page a { color: var(--blue); text-decoration: none; }
.gc-ip68-page a:hover { text-decoration: underline; }

.gc-ip68-hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 28px;
  align-items: center;
  padding: 12px 0 28px;
  border-bottom: 1px solid var(--line);
}
.gc-ip68-hero-inner { min-width: 0; }
.gc-ip68-hero-title {
  font-size: 34px;
  line-height: 1.2;
  margin: 0 0 12px;
  color: var(--navy);
  font-weight: 800;
  letter-spacing: -0.3px;
}
.gc-ip68-hero-sub {
  font-size: 17px;
  color: var(--muted);
  margin: 0 0 20px;
}
.gc-ip68-hero-attrs {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.gc-ip68-attr {
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
}
.gc-ip68-attr-val {
  font-size: 17px;
  font-weight: 700;
  color: var(--blue);
}
.gc-ip68-attr-label {
  font-size: 13px;
  color: var(--muted);
}
.gc-ip68-cta-wrap { margin-top: 6px; }
.gc-ip68-cta {
  display: inline-block;
  background: var(--blue);
  color: #fff;
  border: 0;
  border-radius: 10px;
  padding: 13px 26px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.18s ease;
}
.gc-ip68-cta:hover { background: #003ea0; }

.gc-ip68-figure { margin: 0; }
.gc-ip68-figure-hero { min-width: 0; }
.gc-ip68-fig-img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
  border: 1px solid var(--line);
}
.gc-ip68-fig-cap {
  font-size: 13px;
  color: var(--muted);
  margin-top: 8px;
  text-align: center;
}

.gc-ip68-section {
  padding: 34px 0;
  border-bottom: 1px solid var(--line);
}
.gc-ip68-h2 {
  font-size: 25px;
  color: var(--navy);
  margin: 0 0 12px;
  font-weight: 800;
}
.gc-ip68-lead {
  font-size: 16px;
  color: var(--muted);
  margin: 0 0 18px;
  max-width: 760px;
}

.gc-ip68-snapshot {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
}
.gc-ip68-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}
.gc-ip68-table th,
.gc-ip68-table td {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.gc-ip68-table tr:last-child th,
.gc-ip68-table tr:last-child td { border-bottom: 0; }
.gc-ip68-table th {
  width: 200px;
  background: var(--soft);
  color: var(--navy);
  font-weight: 700;
  white-space: nowrap;
}

.gc-ip68-footnote {
  font-size: 13.5px;
  color: var(--muted);
  background: #eef6f9;
  border-left: 3px solid var(--accent);
  padding: 10px 14px;
  border-radius: 0 8px 8px 0;
  margin: 16px 0 0;
}

.gc-ip68-grid2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
}
.gc-ip68-scope-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}
.gc-ip68-scope-item {
  position: relative;
  padding: 10px 0 10px 26px;
  border-bottom: 1px dashed var(--line);
  font-size: 15px;
}
.gc-ip68-scope-item:last-child { border-bottom: 0; }
.gc-ip68-scope-item::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 17px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
}

.gc-ip68-cutaway {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--soft);
  padding: 14px;
}
.gc-ip68-cut {
  width: 100%;
  height: auto;
  display: block;
}

.gc-ip68-parts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.gc-ip68-point {
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px 18px 16px;
}
.gc-ip68-point-num {
  display: inline-block;
  font-size: 13px;
  font-weight: 800;
  color: #fff;
  background: var(--blue);
  border-radius: 6px;
  padding: 2px 9px;
  margin-bottom: 10px;
}
.gc-ip68-point-h {
  font-size: 17px;
  color: var(--navy);
  margin: 0 0 8px;
  font-weight: 700;
}
.gc-ip68-point-p {
  font-size: 14.5px;
  color: var(--muted);
  margin: 0;
}

.gc-ip68-card {
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px 20px;
}
.gc-ip68-card .gc-ip68-point-p { color: var(--ink); }

.gc-ip68-steps {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  counter-reset: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.gc-ip68-step {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px 18px 14px 56px;
  position: relative;
}
.gc-ip68-step-num {
  position: absolute;
  left: 14px;
  top: 16px;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--navy);
  color: #fff;
  font-weight: 800;
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.gc-ip68-step-h {
  font-size: 16px;
  color: var(--navy);
  margin: 0 0 6px;
  font-weight: 700;
}
.gc-ip68-step-p {
  font-size: 14px;
  color: var(--muted);
  margin: 0;
}

.gc-ip68-app-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
  margin: 16px 0 22px;
}
.gc-ip68-app {
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
}
.gc-ip68-app .gc-ip68-point-h { font-size: 15px; }
.gc-ip68-app .gc-ip68-point-p { font-size: 13.5px; }

.gc-ip68-mfg {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.gc-ip68-mfg-item {
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
}
.gc-ip68-mfg-item .gc-ip68-point-p { font-size: 14px; }

.gc-ip68-detail {
  border: 1px solid var(--line);
  border-radius: 10px;
  margin-bottom: 10px;
  background: #fff;
  overflow: hidden;
}
.gc-ip68-summary {
  cursor: pointer;
  padding: 14px 18px;
  font-weight: 700;
  color: var(--navy);
  font-size: 15.5px;
  list-style: none;
}
.gc-ip68-summary::-webkit-details-marker { display: none; }
.gc-ip68-summary::before {
  content: "+";
  color: var(--blue);
  font-weight: 800;
  margin-right: 10px;
}
.gc-ip68-detail[open] .gc-ip68-summary::before { content: "\2212"; }
.gc-ip68-detail-body {
  padding: 0 18px 16px;
  color: var(--muted);
  font-size: 14.5px;
}

.gc-ip68-case {
  background: #eef6f9;
  border: 1px solid #cfe6ee;
  border-radius: 12px;
  padding: 18px 20px;
}
.gc-ip68-case .gc-ip68-point-p { color: var(--ink); }

.gc-ip68-trust {
  font-size: 13.5px;
  color: var(--muted);
  margin: 18px 0 0;
}

.gc-ip68-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 25, 45, 0.55);
  z-index: 9999;
  align-items: flex-start;
  justify-content: center;
  padding: 60px 16px;
}
.gc-ip68-modal-overlay.is-open { display: flex; }
.gc-ip68-modal-inner {
  position: relative;
  width: min(560px, 100%);
  background: #fff;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(10, 25, 45, 0.35);
}
.gc-ip68-modal-close {
  position: absolute;
  top: 8px;
  right: 10px;
  z-index: 2;
  width: 34px;
  height: 34px;
  border: 0;
  border-radius: 50%;
  background: rgba(15, 39, 71, 0.85);
  color: #fff;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}
.gc-ip68-modal-frame {
  width: 100%;
  height: 70vh;
  border: 0;
  display: block;
}

@media (max-width: 880px) {
  .gc-ip68-hero { grid-template-columns: 1fr; }
  .gc-ip68-grid2 { grid-template-columns: 1fr; }
  .gc-ip68-parts { grid-template-columns: 1fr; }
  .gc-ip68-steps { grid-template-columns: 1fr; }
  .gc-ip68-app-grid { grid-template-columns: 1fr 1fr; }
  .gc-ip68-mfg { grid-template-columns: 1fr 1fr; }
  .gc-ip68-hero-title { font-size: 28px; }
}
@media (max-width: 520px) {
  .gc-ip68-app-grid { grid-template-columns: 1fr; }
  .gc-ip68-mfg { grid-template-columns: 1fr; }
  .gc-ip68-hero-attrs { grid-template-columns: 1fr; }
}