.core-page--platform { background: #f7f3e8; }
.core-content--platform { width: min(calc(100% - 36px), 1120px); margin: 0 auto; }
.platform-layout { display: grid; grid-template-columns: 250px minmax(0, 760px); gap: clamp(2rem, 5vw, 5rem); justify-content: center; align-items: start; }
.platform-article { min-width: 0; }
.platform-article .table-scroll { max-width: 100%; min-width: 0; }
.platform-toc { position: sticky; top: calc(var(--header-height) + 24px); padding: 1.25rem; border-top: 4px solid var(--accent-green); background: #fff; }
.platform-toc h2 { font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; }
.platform-toc ol { margin: 0; padding-left: 1.1rem; }
.platform-toc li { margin: .55rem 0; font-size: .82rem; }
.platform-article section { margin-bottom: 4.5rem; scroll-margin-top: 120px; }
.platform-article h2 { font-size: clamp(1.7rem, 3vw, 2.6rem); }
.relationship-map { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; padding: 1.5rem; border: 1px solid #cfc8b8; background: #fffdf7; }
.relationship-map > div { padding: 1.2rem; border: 1px dashed #a7b8b1; }
.relationship-map ul { margin-bottom: 0; }
.glossary-table td:first-child { width: 24%; font-weight: 750; }
.platform-observation { display: grid; grid-template-columns: 1.35fr .65fr; gap: 1rem; margin-top: 1.5rem; padding: 1.5rem; border: 1px solid #cfc8b8; background: #102f32; color: #eaf4f1; }
.platform-observation h3 { color: #fff; }
.platform-observation p { margin-bottom: 0; color: #cbd9d5; }
.platform-observation > div:last-child { display: grid; gap: .35rem; align-content: center; padding: 1rem; border-left: 1px solid rgba(255,255,255,.16); }
.platform-observation b, .observation-code { color: var(--accent-green); font-size: .72rem; letter-spacing: .08em; }
.platform-observation span { display: block; }
.device-evidence { display: grid; grid-template-columns: 1.25fr .75fr; gap: 1rem; margin: 2rem 0; }
.device-evidence > div { display: grid; gap: .65rem; min-height: 230px; padding: 1.4rem; border: 1px solid #b9c8c1; background: #fff; }
.device-evidence > div:last-child { margin-top: 2rem; border-radius: 24px; background: #102f32; color: #fff; }
.device-evidence span { color: #0b6d4b; font-size: .72rem; font-weight: 800; letter-spacing: .1em; }
.device-evidence > div:last-child span { color: var(--accent-green); }