/* PalladiumOS Platform Hub — dark navy + silver/platinum theme */

.platform-body {
  --plat-navy:      #060D1A;
  --plat-navy-mid:  #0A1628;
  --plat-surface:   #0F2040;
  --plat-surface-hi:#132644;
  --plat-silver:    #B8C4D8;
  --plat-platinum:  #D8E2F0;
  --plat-white:     #FFFFFF;
  --plat-muted:     #6B7FA0;
  --plat-accent:    #C0A050;   /* platinum gold accent */
  --plat-accent-lo: rgba(192,160,80,0.12);
  --plat-accent-hi: rgba(192,160,80,0.25);
  --plat-critical:  #FF4B4B;
  --plat-warning:   #FFB347;
  --plat-healthy:   #4BBF6B;
  --plat-border:    rgba(184,196,216,0.08);

  background: var(--plat-navy);
  color: var(--plat-platinum);
  font-family: 'IBM Plex Sans', sans-serif;
}

/* ─── PLATFORM HEADER ───────────────────────────── */
.plat-header {
  background: var(--plat-navy-mid);
  border-bottom: 1px solid var(--plat-border);
  padding: 20px 48px;
  position: sticky;
  top: 0;
  z-index: 200;
  backdrop-filter: blur(12px);
}
.plat-header-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.plat-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}
.plat-logo {
  font-family: 'Syne', sans-serif;
  font-size: 22px;
  font-weight: 800;
  color: var(--plat-white);
  letter-spacing: -0.5px;
}
.plat-divider {
  width: 1px;
  height: 24px;
  background: var(--plat-border);
}
.plat-group-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--plat-muted);
  letter-spacing: 0.04em;
}
.plat-badge {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--plat-accent);
  background: var(--plat-accent-lo);
  border: 1px solid rgba(192,160,80,0.25);
  padding: 4px 10px;
  border-radius: 4px;
}
.plat-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.plat-nav-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--plat-muted);
  text-decoration: none;
  padding: 7px 14px;
  border-radius: 6px;
  transition: background 0.15s, color 0.15s;
  display: flex;
  align-items: center;
  gap: 6px;
}
.plat-nav-link:hover { background: var(--plat-surface); color: var(--plat-platinum); }
.plat-nav-link.active { background: var(--plat-surface-hi); color: var(--plat-white); }
.plat-nav-link.cta {
  background: rgba(192,160,80,0.15);
  color: var(--plat-accent);
  border: 1px solid rgba(192,160,80,0.3);
}
.plat-nav-link.cta:hover { background: rgba(192,160,80,0.25); }

/* ─── MAIN LAYOUT ────────────────────────────── */
.plat-main {
  max-width: 1280px;
  margin: 0 auto;
  padding: 40px 48px;
}

/* ─── PAGE HEADER ─────────────────────────────── */
.plat-page-header {
  margin-bottom: 40px;
}
.plat-eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--plat-accent);
  margin-bottom: 10px;
}
.plat-title {
  font-family: 'Syne', sans-serif;
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -1px;
  color: var(--plat-white);
  line-height: 1.1;
}
.plat-subtitle {
  font-size: 16px;
  color: var(--plat-muted);
  margin-top: 8px;
  font-weight: 300;
}

/* ─── PRODUCT CARD GRID ────────────────────────── */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}
.product-card {
  background: var(--plat-surface);
  border: 1px solid var(--plat-border);
  border-radius: 10px;
  padding: 28px;
  transition: border-color 0.2s, transform 0.2s;
  text-decoration: none;
  display: block;
}
.product-card:hover {
  border-color: rgba(192,160,80,0.3);
  transform: translateY(-2px);
}
.product-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
}
.product-icon {
  width: 44px;
  height: 44px;
  background: var(--plat-accent-lo);
  border: 1px solid rgba(192,160,80,0.2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}
.product-status-pill {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 20px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.pill-operational {
  background: rgba(75,191,107,0.15);
  color: var(--plat-healthy);
  border: 1px solid rgba(75,191,107,0.2);
}
.pill-external {
  background: rgba(184,196,216,0.08);
  color: var(--plat-muted);
  border: 1px solid rgba(184,196,216,0.15);
}
.pill-warning {
  background: rgba(255,179,71,0.12);
  color: var(--plat-warning);
  border: 1px solid rgba(255,179,71,0.2);
}
.product-category {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--plat-accent);
  margin-bottom: 6px;
}
.product-name {
  font-family: 'Syne', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--plat-white);
  margin-bottom: 6px;
  letter-spacing: -0.2px;
}
.product-desc {
  font-size: 13px;
  font-weight: 300;
  color: var(--plat-muted);
  line-height: 1.55;
  margin-bottom: 20px;
}
.product-metric {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--plat-border);
}
.product-metric-val {
  font-family: 'Syne', sans-serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--plat-platinum);
}
.product-metric-label {
  font-size: 11px;
  font-weight: 500;
  color: var(--plat-muted);
  letter-spacing: 0.05em;
}

/* ─── METRICS ROW ─────────────────────────────── */
.metrics-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: var(--plat-border);
  border: 1px solid var(--plat-border);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 48px;
}
.metric-tile {
  background: var(--plat-surface);
  padding: 28px 24px;
  text-align: center;
}
.metric-val {
  font-family: 'Syne', sans-serif;
  font-size: 38px;
  font-weight: 800;
  color: var(--plat-white);
  letter-spacing: -1px;
  margin-bottom: 6px;
}
.metric-val.amber { color: var(--plat-accent); }
.metric-val.red   { color: var(--plat-critical); }
.metric-val.green { color: var(--plat-healthy); }
.metric-lbl {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--plat-muted);
}

/* ─── TWO-COLUMN LAYOUT ────────────────────────── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 48px;
}
.panel {
  background: var(--plat-surface);
  border: 1px solid var(--plat-border);
  border-radius: 10px;
  overflow: hidden;
}
.panel-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--plat-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.panel-title {
  font-family: 'Syne', sans-serif;
  font-size: 16px;
  font-weight: 700;
  color: var(--plat-white);
}
.panel-badge {
  font-size: 11px;
  font-weight: 600;
  color: var(--plat-muted);
  background: var(--plat-accent-lo);
  padding: 3px 8px;
  border-radius: 4px;
  letter-spacing: 0.05em;
}
.panel-body { padding: 0; }
.panel-link {
  display: block;
  padding: 14px 24px;
  text-decoration: none;
  color: var(--plat-platinum);
  font-size: 13px;
  border-bottom: 1px solid var(--plat-border);
  transition: background 0.15s;
}
.panel-link:last-child { border-bottom: none; }
.panel-link:hover { background: var(--plat-surface-hi); }
.panel-link-sub {
  font-weight: 600;
  color: var(--plat-white);
  display: block;
  margin-bottom: 2px;
}
.panel-link-detail {
  font-size: 12px;
  color: var(--plat-muted);
}
.panel-empty {
  padding: 32px 24px;
  text-align: center;
  color: var(--plat-muted);
  font-size: 14px;
}

/* ─── FOOTER ─────────────────────────────────── */
.plat-footer {
  border-top: 1px solid var(--plat-border);
  padding: 32px 48px;
  margin-top: 40px;
}
.plat-footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}
.plat-footer-brand {
  font-family: 'Syne', sans-serif;
  font-size: 16px;
  font-weight: 800;
  color: var(--plat-white);
  margin-bottom: 4px;
}
.plat-footer-meta {
  font-size: 12px;
  color: var(--plat-muted);
  display: flex;
  align-items: center;
  gap: 12px;
}
.plat-footer-powered {
  font-size: 12px;
  color: var(--plat-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ─── RESPONSIVE ──────────────────────────────── */
@media (max-width: 1024px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .metrics-row { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .plat-header { padding: 16px 24px; }
  .plat-main { padding: 24px; }
  .product-grid { grid-template-columns: 1fr; }
  .metrics-row { grid-template-columns: 1fr 1fr; }
  .two-col { grid-template-columns: 1fr; }
  .plat-footer { padding: 24px; }
  .plat-footer-inner { flex-direction: column; align-items: flex-start; }
  .plat-nav { display: none; }
}