```css
/* =========================
   BASE
========================= */

body {
  font-family: "Segoe UI", "Open Sans", Arial, sans-serif;
  margin: 20px auto;
  max-width: 1400px;
  color: #2b2b2b;
  line-height: 1.4;
}

/* =========================
   BANNER / HEADER
========================= */

.banner {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 18px 28px;
  margin: 10px 0 25px 0;
  border-radius: 6px;
  background: linear-gradient(90deg, #15325F, #1e4a85);
}

.banner .logo {
  max-height: 72px;
  max-width: 180px;
  height: auto;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

.banner h1 {
  font-size: 36px;
  margin: 0;
  font-weight: 500;
  color: #ffffff;
  letter-spacing: 0.4px;
}

/* =========================
   TABS
========================= */

.tabs {
  display: flex;
  justify-content: center;
  gap: 6px;
  border-bottom: 2px solid #d6dee8;
  margin: 6px 0 8px 0;
}


.tabs button {
  padding: 8px 20px;
  border: 1px solid #d6dee8;
  border-bottom: none;
  background: #f6f8fb;
  color: #003a5d;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border-radius: 6px 6px 0 0;
  transition: all 0.2s ease;

}

.tabs button:hover {
  background: #e9eff7;
}

.tabs button.active {
  background: #1e73be;
  color: white;
  border-color: #1e73be;
}

/* =========================
   FILTERS
========================= */

.filters {
  margin: 18px 0;
  padding: 14px 18px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 6px;

  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

select,
input {
  padding: 7px 10px;
  border-radius: 4px;
  border: 1px solid #ccd5df;
  font-size: 14px;
}

select {
  height: 34px;
  padding: 4px 8px;
}

.filters select {
  width: 220px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 0 0 auto;
}

#productFilter {
  width: 300px;
}

#releaseFilter {
  width: 160px;
}

#systemCapacityFilter {
  width: 360px;
}

/* Search */

.search-box {
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  padding: 6px 10px;
  width: 280px;
}

.search-box:focus {
  outline: none;
  border-color: #2b6cb0;
  box-shadow: 0 0 0 2px rgba(43,108,176,0.15);
}

.search-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: nowrap;
  width: 100%;
}

#search {
  flex: 1;
  min-width: 0;
  max-width: 320px;
}

.platform-meta {
  margin-left: auto;
  margin-right: 15px;
  font-size: 13px;
  color: #5f6b7a;
  white-space: nowrap;
  flex-shrink: 0;
}

/* =========================
   FILTER HINT
========================= */


.filter-hint {
  margin-left: 8px;

  font-size: 14px;
  font-style: italic;

  color: #6b7280;
}

/* Main data interaction panel */

.data-panel {
  background: #f8fafc;

  border: 1px solid #dbe3ec;

  border-radius: 8px;

  padding: 12px 14px;

  margin-top: 12px;
}
/* =========================
   DATA SECTION
========================= */

.data-section {
  height: 80vh;
  display: flex;
  flex-direction: column;
}



/* =========================
   TABLE
========================= */

#results {
  height: calc(100vh - 320px);

  overflow-y: auto;
  overflow-x: auto;

  position: relative;

  margin-top: 15px;

  border: 1px solid #dbe3ec;
  border-radius: 6px;

  background: #ffffff;

  isolation: isolate;
}

/* Table */

#results table {
  width: 100%;

  table-layout: fixed;

  border-collapse: separate;
  border-spacing: 0;

  position: relative;

  font-size: 13px;
}

/* Header cells */

#results thead th {
  background: #15325F;
  color: white;

  padding: 6px 8px;

  font-size: 12px;
  font-weight: 600;
text-align: left;
  line-height: 1.2;

  border-bottom: 1px solid #35557f;

  vertical-align: middle;
  border-top: none;
}

/* Sticky header rows */

#results thead tr:first-child th {
  position: sticky;
  top: 0;
  text-align: left;
  z-index: 20;
  background: #15325F;
}

#results thead tr:nth-child(2) th {
  position: sticky;
  text-align: left;
  top: 28px;
  z-index: 19;
}
/* Body cells */

#results td {
  padding: 6px 8px;

  text-align: left;
  vertical-align: top;

  border-bottom: 1px solid #e3e8ef;

  white-space: normal;

  overflow-wrap: break-word;
  word-break: break-word;
}

/* Zebra rows */

#results tbody tr:nth-child(even) {
  background: #f7f9fc;
}

/* Hover */

#results tbody tr:hover {
  background: #eef3fa;
}

/* Product */
#results th:nth-child(1),
#results td:nth-child(1) {
  width: 80px;
}

/* Release */
#results th:nth-child(2),
#results td:nth-child(2) {
  width: 30px;
}

/* System Capacity */
#results th:nth-child(3),
#results td:nth-child(3) {
  width: 50px;
}

/* vCPU */
#results th:nth-child(4),
#results td:nth-child(4) {
  width: 50px;
}

/* Disk */
#results th:nth-child(5),
#results td:nth-child(5) {
  width: 50px;
}

/* CPU */
#results th:nth-child(6),
#results td:nth-child(6) {
  width: 50px;
}

/* Memory */
#results th:nth-child(7),
#results td:nth-child(7) {
  width: 50px;
}

/* Network I/O */
#results th:nth-child(8),
#results td:nth-child(8) {
  width: 70px;
}

/* Storage I/O */
#results th:nth-child(9),
#results td:nth-child(9) {
  width: 70px;
}

/* Max Calls */
#results th:nth-child(10),
#results td:nth-child(10) {
  width: 80px;
}
/* Full table grid borders */

#results th,
#results td {
  border-right: 1px solid rgba(255,255,255,0.08);
  border-bottom: 1px solid #dfe6ee;
}

/* Left outer border */
#results th:first-child,
#results td:first-child {
  border-left: 1px solid #dfe6ee;
}

/* Top outer border */
#results thead tr:first-child th {
  border-top: 1px solid #35557f;
}
/* Remove divider only from first 3 top headers */

#results thead tr:first-child th:nth-child(1),
#results thead tr:first-child th:nth-child(2),
#results thead tr:first-child th:nth-child(3) {
  border-bottom: none;
}
/* =========================
   NOTES
========================= */

#platformNotes {
  position: relative;
  z-index: 1;

  background: #ffffff;

  border-left: 1px solid #1976d2;

  padding: 12px 16px;

  margin-top: 15px;

  font-size: 14px;

  clear: both;
}

#platformNotes h3 {
  margin: 0 0 6px 0;

  font-size: 16px;
  font-weight: bold;

  color: #0078d4;

  text-transform: uppercase;

  letter-spacing: 0.5px;
}

#platformNotes > div {
  margin: 0;

  font-size: 13px;

  line-height: 1.5;

  color: #333;
}

#platformNotes p {
  margin: 4px 0;
}

#platformNotes ul,
#platformNotes ol {
  margin: 4px 0;
  padding-left: 18px;
}

#platformNotes:hover {
  background: #f9fbff;
}
/* =========================
   FOOTER
========================= */

.footer {
  margin-top: 40px;
  padding: 12px;
  font-size: 12px;
  color: #888;
  text-align: center;
  border-top: 1px solid #e3e8ef;
}

.platform-intro {
  margin: 10px 0;
}

/* =========================
   NOTE HIGHLIGHT
========================= */

.note-highlight {
  border-left: 5px solid #f0c000;
  margin: 12px 0;
  padding: 8px 12px;
  font-size: 13px;
  background: #f8fafc;

}

/* =========================
   PLATFORM INTRO
========================= */

.intro-text {
  background: none;
  border-left: 2px solid #0078d4;
  padding-left: 5px;
  margin: 0;
  color: #000;
  font-size: 14px;
  line-height: 1;
}
/* Reduce intro spacing */

.platform-intro {
  margin: 4px 0 8px 0;
}

/* Reduce note spacing */

.note-highlight {
  margin: 6px 0 10px 0;
  padding: 8px 12px;
}

/* Tabs section tighter */

.tabs {
  margin: 8px 0 12px 0;
}

/* Reduce filter section spacing */

.filters {
  margin: 8px 0;
  padding: 10px 14px;
}

/* Reduce search row spacing */

.search-row {
  gap: 6px;
}

/* Reduce filter hint spacing */

.filter-hint {
  margin: 2px 0 6px 0;
}

/* Pull table upward slightly */

#results {
  margin-top: 2px;
}
/* Unified filter toolbar */

.filters {
  display: flex;
  align-items: center;
  gap: 12px;

  flex-wrap: wrap;

  padding: 10px 14px;

  margin: 8px 0;

  background: #f8fafc;

  border: 1px solid #dbe3ec;

  border-radius: 6px;
}
/* =========================
   RESPONSIVE
========================= */

@media (max-width: 600px) {

  body {
    margin: 12px;
  }

  .banner {
    flex-direction: column;
    align-items: flex-start;
  }

  .banner .logo {
    max-height: 32px;
  }

  .banner h1 {
    font-size: 22px;
  }

  #search {
    width: 100%;
  }
}
```