/* Project presentation and a small, in-memory sample workflow. */
.os-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; }
.os-card { overflow: hidden; min-width: 0; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); box-shadow: var(--shadow); }
.os-card__visual { position: relative; height: 210px; display: block; border-bottom: 1px solid var(--border); overflow: hidden; }
.os-card__screenshot { background: #f8fafc; }
.os-card__screenshot img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: top; transition: transform .2s ease; }
.os-card__screenshot:hover img { transform: scale(1.025); }
.os-card__screenshot > span { position: absolute; left: 1rem; bottom: 1rem; background: #132321; color: #edf6f2; border-radius: 5px; padding: .25rem .55rem; font-size: .68rem; }
.os-card__body { padding: 1.5rem; }
.os-card__body h3 { margin: .2rem 0 .8rem; font-size: 1.45rem; }
.os-card__body > p { color: var(--muted); font-size: .96rem; }
.os-card__body .eyebrow { color: var(--accent); font-size: .7rem; }
.os-card__detail { font-size: .8rem !important; }
.os-card__links { display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; font-size: .88rem; font-weight: 650; }
.os-card__links a { display: inline-flex; align-items: center; gap: .35rem; min-height: 44px; }
.os-roadmap { display: flex; flex-direction: column; justify-content: center; padding: 1.5rem 2rem; background: #142c2a; color: #e5f6ed; }
.os-roadmap__label { color: #a9d3c5; text-transform: uppercase; letter-spacing: .1em; font-size: .66rem; font-weight: 700; }
.os-roadmap > div { display: flex; align-items: center; gap: .55rem; margin: 1.2rem 0 .8rem; }
.os-roadmap strong { font-size: 1.05rem; }
.os-roadmap > div > span { color: #79dfc3; font-size: .65rem; }
.os-roadmap i { margin: 0 auto; color: #79dfc3; font-style: normal; }
.os-roadmap p { color: #b5d0c6; font-size: .7rem; margin: 0; }
.os-roadmap p span { padding: 0 .2rem; }
.so-intro { display: grid; grid-template-columns: 1fr 1fr; align-items: start; gap: 2.5rem; margin: 2.5rem 0 3.5rem; }
.so-intro h2 { margin-top: 0; }
.so-intro > div > p { color: var(--muted); }
.so-ownership { font-size: .88rem; margin: 1.6rem 0; }
.so-ownership > div + div { margin-top: 1rem; }
.so-ownership dt { color: var(--accent); font-weight: 700; }
.so-ownership dd { margin: .3rem 0 0; color: var(--muted); }
.so-product-shot { margin: 0; padding: .7rem; border: 1px solid var(--border); border-radius: 12px; background: var(--surface); }
.so-product-shot img { display: block; border-radius: 6px; }
.so-product-shot figcaption { padding: 0 .5rem .3rem; font-size: .8rem; }
.so-section { margin: 3.5rem 0; }
.so-section h2, .so-resources h2 { margin-top: 0; }
.so-architecture { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.so-architecture > div { position: relative; padding: 1.25rem; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); }
.so-architecture > div + div::before { content: '→'; position: absolute; left: -.82rem; top: 2.8rem; width: .65rem; color: var(--accent); font-size: .8rem; }
.so-node-label { color: var(--accent); font-size: .64rem; text-transform: uppercase; letter-spacing: .06em; font-weight: 750; }
.so-architecture h3 { margin: .6rem 0 .8rem; font-size: 1.05rem; }
.so-architecture p, .so-caption { margin-bottom: 0; color: var(--muted); font-size: .85rem; }
.so-caption { margin-top: 1rem; }
.so-decisions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.5rem; }
.so-decisions article { padding: 1.5rem; border: 1px solid var(--border); border-radius: 12px; background: var(--surface); }
.so-decisions article > span { font-size: .75rem; color: var(--accent); font-weight: 700; }
.so-decisions h3 { margin-top: .75rem; }
.so-decisions p { font-size: .94rem; color: var(--muted); }
.so-decision-note { border-top: 1px solid var(--border); padding-top: 1rem; margin-bottom: 0; font-size: .83rem !important; }
.so-resources { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; margin-top: 3rem; border-radius: 12px; background: var(--surface-soft); border: 1px solid var(--border); padding: 2rem; }
.so-resources p { color: var(--muted); font-size: .94rem; }
.so-resources ul { list-style: none; margin: 0; padding: 0; }
.so-resources li { border-bottom: 1px solid var(--border); padding: .5rem 0 .85rem; }
.so-resources li:last-child { border: 0; }
.so-resources a { font-weight: 700; }
.so-resources li > span { display: block; color: var(--muted); font-size: .85rem; }
.sd-demo { border: 1px solid var(--border); background: var(--surface); border-radius: 16px; overflow: hidden; scroll-margin-top: 1rem; }
.sd-demo__header { display: grid; grid-template-columns: 1.1fr 1fr; align-items: end; gap: 2rem; padding: 2rem 2rem 1.5rem; }
.sd-demo__header h2 { margin: 0; font-size: 1.8rem; }
.sd-demo__header > p { margin: 0; font-size: .9rem; color: var(--muted); }
.sd-steps { list-style: none; display: flex; gap: 2rem; margin: 0; padding: 0 2rem 1.5rem; font-size: .8rem; font-weight: 650; }
.sd-steps li { margin: 0; }
.sd-steps span { color: var(--accent); margin-right: .4rem; }
.sd-metrics { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin: 0; padding: 1.2rem 2rem; background: var(--surface-soft); border-block: 1px solid var(--border); gap: 1.2rem; }
.sd-metrics dt { color: var(--muted); font-size: .76rem; }
.sd-metrics dd { margin: .2rem 0 0; font-size: 1.8rem; line-height: 1.3; font-weight: 750; }
.sd-filters { display: grid; grid-template-columns: minmax(160px, 1.4fr) minmax(120px, 1fr) minmax(120px, 1fr) auto; align-items: end; padding: 1.5rem 2rem; gap: .8rem; }
.sd-demo label { display: block; font-size: .76rem; font-weight: 650; margin-bottom: .35rem; }
.sd-demo input, .sd-demo select { display: block; width: 100%; max-width: 100%; min-width: 0; height: 44px; padding: .55rem .65rem; font: inherit; font-size: .85rem; color: var(--text); border: 1px solid var(--border); border-radius: 7px; background: var(--surface); }
.sd-demo input::placeholder { color: var(--muted); opacity: 1; }
.sd-demo button { cursor: pointer; }
.sd-filters > .button { min-height: 44px; font-size: .8rem; }
.sd-workspace { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); border-block: 1px solid var(--border); }
.sd-results { padding: 1.3rem; background: var(--bg); }
.sd-result-count { font-size: .76rem; color: var(--muted); margin: 0 0 .8rem; }
.sd-findings { margin: 0; padding: 0; list-style: none; scroll-margin-top: 7rem; }
.sd-back { display: none; }
.sd-findings li + li { margin-top: .65rem; }
.sd-findings button { display: block; text-align: left; width: 100%; padding: 1rem; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; color: var(--text); }
.sd-findings button:hover { border-color: var(--accent); }
.sd-findings button[aria-pressed="true"] { border-color: var(--accent); box-shadow: inset 3px 0 var(--accent); background: var(--surface-soft); }
.sd-findings strong { display: block; font-size: .9rem; line-height: 1.5; margin: .55rem 0 .4rem; }
.sd-row-meta { display: flex; align-items: center; justify-content: space-between; gap: .5rem; }
.sd-row-status, .sd-row-source { color: var(--muted); font-size: .72rem; }
.sd-severity { display: inline-block; padding: .1rem .45rem; border-radius: 4px; background: #e8eef5; color: #24496e; font-size: .68rem; font-weight: 750; }
.sd-severity[data-severity="critical"] { background: #ffe8e6; color: #942b24; }
.sd-severity[data-severity="high"] { background: #fff0db; color: #80500d; }
.sd-severity[data-severity="medium"] { background: #f6f0cf; color: #64540e; }
.sd-detail { min-width: 0; padding: 1.5rem 2rem; border-left: 1px solid var(--border); }
.sd-detail__meta { display: flex; gap: .8rem; align-items: center; color: var(--muted); font-size: .72rem; margin: 0 0 .8rem; }
.sd-detail h3 { margin: 0 0 .5rem; font-size: 1.4rem; scroll-margin-top: 7rem; }
.sd-asset { overflow-wrap: anywhere; color: var(--muted); font-size: .8rem; }
.sd-facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; padding-block: .8rem; border-block: 1px solid var(--border); }
.sd-facts dt { color: var(--muted); font-size: .68rem; }
.sd-facts dd { margin: .3rem 0 0; font-size: .82rem; font-weight: 650; }
.sd-detail h4 { margin: 1.2rem 0 .5rem; font-size: .85rem; }
.sd-detail > p[data-detail] { font-size: .88rem; color: var(--muted); }
.sd-triage { display: grid; grid-template-columns: 1fr 1fr; gap: .85rem; border-top: 1px solid var(--border); padding-top: 1.25rem; margin-top: 1.5rem; }
.sd-triage button { grid-column: 1 / -1; justify-self: start; font-size: .85rem; }
.sd-feedback { min-height: 4rem; margin: 0; padding: 1rem 2rem; font-size: .82rem; color: var(--accent); }
.sd-demo__footer { padding: 1rem 2rem; border-top: 1px solid var(--border); font-size: .75rem; color: var(--muted); }
.sd-demo__footer a { display: inline-block; margin-left: .4rem; }
.sd-empty, .sd-fallback-note { padding: 1rem; font-size: .9rem; color: var(--muted); }
.sd-fallback-finding { margin: 1rem 2rem; padding: 1rem; border: 1px solid var(--border); border-radius: 8px; font-size: .9rem; }
.sd-fallback-finding summary { cursor: pointer; font-weight: 650; }
.sd-fallback-finding p { margin: 1rem 0 0; }
@media (max-width: 64rem) {
  .so-intro { gap: 1.5rem; }
  .so-architecture { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .so-architecture > div::before { display: none; }
  .sd-filters { grid-template-columns: 1fr 1fr; }
  .sd-demo__header { grid-template-columns: 1fr; gap: 1rem; }
  .sd-detail { padding: 1.25rem; }
}
@media (max-width: 42rem) {
  .os-grid, .so-intro, .so-decisions, .so-resources, .sd-workspace { grid-template-columns: 1fr; }
  .os-card__visual { height: 170px; }
  .os-roadmap { padding: 1.25rem; }
  .os-card__body { padding: 1.25rem; }
  .so-intro, .so-section { margin-block: 2rem; }
  .so-architecture > div { padding: 1rem; }
  .so-node-label { font-size: .6rem; }
  .so-resources { padding: 1.25rem; gap: 1rem; }
  .sd-demo__header { padding: 1.25rem; }
  .sd-demo__header h2 { font-size: 1.5rem; }
  .sd-demo__header .eyebrow { font-size: .65rem; }
  .sd-steps { padding: 0 1.25rem 1.25rem; gap: .8rem; font-size: .7rem; }
  .sd-metrics { padding: 1rem 1.25rem; gap: .9rem; grid-template-columns: 1fr 1fr; }
  .sd-metrics dd { font-size: 1.5rem; }
  .sd-filters { padding: 1.25rem; }
  .sd-search { grid-column: 1 / -1; }
  .sd-filters > button { grid-column: 1 / -1; }
  .sd-results { padding: 1rem; }
  .sd-detail { border-left: 0; border-top: 1px solid var(--border); }
  .sd-back { display: inline-flex; align-items: center; gap: .3rem; min-height: 44px; margin-top: 1rem; font-size: .8rem; }
  .sd-facts { gap: .65rem; }
  .sd-facts dd { font-size: .75rem; }
  .sd-feedback, .sd-demo__footer { padding: 1rem 1.25rem; }
  .sd-demo__footer a { margin: .3rem 0 0; }
  .sd-fallback-finding { margin: 1rem; }
}
@media print {
  .sd-filters, .sd-triage, .sd-steps, .sd-feedback { display: none; }
  .sd-findings button { break-inside: avoid; }
}