:root { color-scheme: light dark; --bg: #fff; --fg: #111; --muted: #5f5f5f; --border: #d7d7d7; --surface: #f7f7f7; --accent: #111; --accent-fg: #fff; }
@media (prefers-color-scheme: dark) { :root { --bg: #101010; --fg: #f3f3f3; --muted: #ababab; --border: #333; --surface: #191919; --accent: #f3f3f3; --accent-fg: #101010; } }
* { box-sizing: border-box; }
body { margin: 0 auto; max-width: 980px; padding: 18px 14px 40px; font: 16px/1.45 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: var(--fg); background: var(--bg); }
a { color: inherit; }
header { margin-bottom: 18px; }
h1 { margin: 0 0 4px; font-size: clamp(1.65rem, 6vw, 2.35rem); line-height: 1.08; }
h2 { margin: 0; font-size: 1.1rem; }
p { margin: 0 0 10px; }
.muted { color: var(--muted); }
.panel { border: 1px solid var(--border); border-radius: 10px; padding: 14px; background: var(--surface); }
.panel-header { display: flex; gap: 10px; align-items: center; justify-content: space-between; margin-bottom: 10px; }
label { display: grid; gap: 6px; font-weight: 650; }
input { width: 100%; border: 1px solid var(--border); border-radius: 8px; padding: 12px; font: inherit; color: var(--fg); background: var(--bg); }
.section-grid { display: grid; gap: 14px; margin-top: 14px; }
body:not(.is-owner-mode) .section-grid { display: block; }
.owner-only { display: none !important; }
body.is-owner-mode .owner-block { display: block !important; }
body.is-owner-mode .owner-flex { display: flex !important; }
body.is-owner-mode .owner-inline { display: inline-block !important; }
.stack { display: grid; gap: 10px; }
.card { display: grid; grid-template-columns: 42px minmax(0, 1fr); gap: 12px; align-items: start; color: inherit; text-decoration: none; border: 1px solid var(--border); border-radius: 12px; padding: 14px; background: var(--bg); }
.card:hover, .card:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.icon { width: 40px; height: 40px; border: 1px solid var(--border); border-radius: 10px; background: #fff; object-fit: contain; padding: 5px; }
.card-content { min-width: 0; }
.card-kicker { display: block; margin-bottom: 3px; color: var(--muted); font-size: .78rem; font-weight: 800; letter-spacing: .04em; line-height: 1.15; text-transform: uppercase; }
.card-title { display: block; color: var(--fg); font-size: 1.03rem; font-weight: 800; letter-spacing: -.01em; line-height: 1.2; }
.source-card .card-title { font-size: 1.08rem; }
.card-subtitle { display: block; margin-top: 4px; color: var(--muted); font-size: .92rem; line-height: 1.25; overflow-wrap: anywhere; }
.card-meta-row { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin-top: 7px; color: var(--muted); font-size: .86rem; line-height: 1.2; }
.source-host { border: 1px solid var(--border); border-radius: 999px; padding: 2px 7px; font-size: .78rem; line-height: 1.1; }
.url, .meta { display: block; color: var(--muted); font-size: .92rem; overflow-wrap: anywhere; }
.empty { color: var(--muted); padding: 4px 0; }
.action-link, .page-actions a { border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; text-decoration: none; background: var(--bg); white-space: nowrap; }
.page-actions { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0; }
.title-row { display: grid; grid-template-columns: 52px minmax(0, 1fr); gap: 12px; align-items: start; }
.title-row .icon { width: 50px; height: 50px; border-radius: 12px; }
.title-row .card-kicker { margin-top: 2px; }
.markdown { border: 1px solid var(--border); border-radius: 10px; padding: 14px; background: var(--surface); }
.markdown h1, .markdown h2, .markdown h3, .markdown h4 { line-height: 1.18; margin: 1.2em 0 .45em; }
.markdown h1:first-child, .markdown h2:first-child, .markdown h3:first-child { margin-top: 0; }
.markdown h1 { font-size: 1.55rem; }
.markdown h2 { font-size: 1.25rem; }
.markdown h3 { font-size: 1.08rem; }
.markdown p { margin: 0 0 .9em; }
.markdown ul { margin: .25em 0 1em; padding-left: 1.35em; }
.markdown li > ul { margin: .35em 0 .15em; }
.markdown li { margin: .3em 0; }
@media (min-width: 720px) { body { padding: 28px 24px 56px; } .section-grid { grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); align-items: start; } }

.owner-note { margin-top: 10px; font-size: .9rem; }
[hidden] { display: none !important; }