.features-page { padding: 62px 0 78px; }
.features-page h1 { max-width: 850px; margin: 18px 0 16px; font-size: clamp(42px, 6vw, 76px); line-height: .98; letter-spacing: -.075em; }
.features-page .lede { max-width: 780px; margin: 0; color: var(--muted); font-size: 18px; line-height: 1.65; }
.features-page .inventory { margin-top: 40px; }
.inventory-head { display: flex; justify-content: space-between; align-items: end; gap: 25px; margin-bottom: 12px; }
.inventory-head strong { font: 700 11px var(--mono); letter-spacing: .09em; text-transform: uppercase; }
.inventory-head p { max-width: 590px; margin: 0; color: var(--muted); font-size: 12px; line-height: 1.55; }
.inventory-list { border-top: 1px solid var(--line); }
.feature-browser { border-bottom: 1px solid var(--line); }
.feature-browser > summary { display: grid; grid-template-columns: 44px 1fr auto 20px; gap: 13px; align-items: center; padding: 16px 4px; cursor: pointer; list-style: none; }
.feature-browser > summary::-webkit-details-marker { display: none; }
.feature-browser > summary::after { content: "+"; color: var(--ink-3); font: 20px var(--mono); text-align: center; }
.feature-browser[open] > summary::after { content: "−"; }
.inventory-badge { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 10px; background: color-mix(in srgb, var(--tone), var(--panel) 86%); color: color-mix(in srgb, var(--tone), var(--ink) 35%); font: 800 12px var(--mono); }
.inventory-title { font-size: 14px; font-weight: 700; }
.inventory-subtitle { display: block; margin-top: 4px; color: var(--ink-3); font-size: 11px; font-weight: 400; }
.inventory-count { color: var(--muted); font: 10px var(--mono); text-align: right; }
.feature-content { padding: 0 4px 19px 57px; }
.feature-controls { display: grid; grid-template-columns: minmax(180px,1fr) 185px auto; gap: 8px; align-items: center; margin-bottom: 11px; }
.feature-controls input, .feature-controls select { width: 100%; min-height: 40px; padding: 0 11px; border: 1px solid var(--line); border-radius: 7px; background: var(--panel); color: var(--ink); font: 12px var(--sans); }
.feature-controls output { color: var(--muted); font: 10px var(--mono); text-align: right; white-space: nowrap; }
.feature-domain { margin-top: 7px; border: 1px solid var(--line); border-radius: 8px; background: color-mix(in srgb, var(--panel), transparent 40%); }
.feature-domain > summary { display: flex; justify-content: space-between; gap: 12px; align-items: center; padding: 11px 13px; cursor: pointer; list-style: none; }
.feature-domain > summary::-webkit-details-marker { display: none; }
.feature-domain > summary::after { content: "＋"; color: var(--ink-3); font: 11px var(--mono); }
.feature-domain[open] > summary::after { content: "−"; }
.domain-name { font-size: 12px; font-weight: 700; }
.domain-meta { color: var(--ink-3); font: 9px var(--mono); }
.domain-covers { margin: 0; padding: 0 13px 11px; color: var(--muted); font-size: 11px; line-height: 1.5; }
.feature-records { display: grid; gap: 7px; padding: 0 9px 9px; }
.feature-record { padding: 12px; border: 1px solid var(--line); border-radius: 7px; background: var(--sheet); }
.feature-record-head { display: flex; justify-content: space-between; gap: 12px; align-items: start; }
.feature-record h4 { margin: 0; font-size: 12px; line-height: 1.4; }
.feature-tags { flex: 0 0 auto; color: var(--ink-3); font: 9px var(--mono); text-align: right; }
.feature-record > p { margin: 7px 0 0; color: var(--muted); font-size: 11px; line-height: 1.55; }
.feature-evidence { margin-top: 8px; padding-top: 7px; border-top: 1px solid var(--line); }
.feature-evidence > summary { color: var(--muted); cursor: pointer; font: 9px var(--mono); }
.feature-evidence p { margin: 7px 0; color: var(--muted); font: 10px/1.5 var(--mono); overflow-wrap: anywhere; }
.feature-sources { display: flex; flex-wrap: wrap; gap: 7px 13px; margin: 7px 0 0; padding: 0; list-style: none; }
.feature-sources a { color: var(--purple); font-size: 10px; text-decoration-thickness: 1px; text-underline-offset: 2px; }
.feature-empty, .feature-error { padding: 18px; color: var(--muted); font-size: 12px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.features-footer { margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; line-height: 1.6; }
@media (max-width: 620px) { .features-page { padding: 46px 0 58px; } .features-page .lede { font-size: 16px; } .inventory-head { align-items: start; flex-direction: column; gap: 9px; } .feature-browser > summary { grid-template-columns: 38px 1fr 18px; gap: 9px; } .inventory-count { grid-column: 2; grid-row: 2; text-align: left; } .feature-browser > summary::after { grid-column: 3; grid-row: 1 / span 2; } .feature-content { padding-left: 0; } .feature-controls { grid-template-columns: 1fr; } .feature-controls output { text-align: left; } .feature-record-head { flex-direction: column; gap: 5px; } .feature-tags { text-align: left; } }