/* The Rush site family (landing explore cards, docs, course, lounge). Loaded after bda.css on a family site. */
.nav ul .family a[aria-current="site"], .nav ul .family a[aria-current="page"] { color: var(--text); }
.nav ul .buy a { background: var(--accent); color: var(--accent-ink); font-weight: 700; padding: 6px 14px; border-radius: 999px; }
.hero.compact { padding: 56px 0 32px; }
.hero.compact h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); max-width: 28ch; }
.hero .cta { margin-top: 8px; }
.card-link { display: block; text-decoration: none; transition: border-color .15s, transform .15s; }
.card-link:hover, .card-link:focus-visible { border-color: var(--accent); transform: translateY(-2px); }
.card-link .open { display: inline-block; margin-top: 14px; color: var(--accent); font-weight: 600; }
.subnav { border-bottom: 1px solid var(--line); background: var(--bg-raised); }
.subnav .wrap { display: flex; gap: 22px; padding-top: 10px; padding-bottom: 10px; flex-wrap: wrap; }
.subnav a { text-decoration: none; color: var(--text-dim); padding: 4px 0; border-bottom: 2px solid transparent; }
.subnav a[aria-current="page"], .subnav a:hover { color: var(--text); border-bottom-color: var(--accent); }
.small { font-size: .9rem; color: var(--text-dim); }
.warn { background: #2a1d05; border: 1px solid var(--accent); color: #ffd9a0; border-radius: 10px; padding: 10px 14px; }
code { font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace; font-size: .92em; background: #1b2132; padding: 1px 6px; border-radius: 6px; }
pre.code { background: #0f1320; border: 1px solid var(--line); border-radius: 10px; padding: 14px 18px; overflow-x: auto; margin: 0 0 20px; }
pre.code code { background: none; padding: 0; font-size: .95rem; white-space: pre; }
.prose p { font-size: 1.05rem; color: var(--text-dim); }
.prose h2, .wrap > h2 { margin: 36px 0 12px; font-size: 1.35rem; }
.prose ul.sources { color: var(--text-dim); }

/* docs: search and the error list */
.search label { display: block; font-weight: 600; margin-bottom: 8px; }
.search .row { display: flex; gap: 12px; flex-wrap: wrap; }
.search input[type=search] { flex: 1 1 320px; background: var(--bg-raised); color: var(--text); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; font: inherit; }
.search select { background: var(--bg-raised); color: var(--text); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; font: inherit; }
.search input:focus-visible, .search select:focus-visible { outline: 2px solid var(--accent); }
.count { color: var(--text-dim); font-size: .9rem; min-height: 1.4em; }
.errlist { list-style: none; margin: 8px 0 0; padding: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.errlist li[hidden] { display: none; }
.errlist li + li { border-top: 1px solid var(--line); }
.errlist a { display: grid; grid-template-columns: 7.5rem 1fr auto; gap: 16px; align-items: baseline; padding: 12px 18px; text-decoration: none; }
.errlist a:hover, .errlist a:focus-visible { background: var(--bg-raised); }
.errlist .code, .code-pill, h1 .code { font-family: ui-monospace, Menlo, Consolas, monospace; color: var(--accent); font-weight: 700; }
.errlist .msg { color: var(--text); overflow-wrap: anywhere; }
.errlist .dom, .pill { color: var(--text-dim); font-size: .85rem; }
.pill { font-size: 1rem; }
.error-page .message code { display: block; background: #0f1320; border: 1px solid var(--line); border-radius: 10px; padding: 14px 18px; font-size: 1rem; color: var(--text); }
.error-page .story { font-size: 1.15rem; line-height: 1.8; color: var(--text); max-width: 68ch; }
:lang(zh-Hans) .error-page .story, :lang(hi) .error-page .story { line-height: 1.95; }
.error-page .note, .source { font-size: .85rem; color: var(--text-dim); }
.pager { display: flex; justify-content: space-between; gap: 16px; margin-top: 32px; }
.pager a { color: var(--accent); text-decoration: none; font-weight: 600; }
@media (max-width: 640px) { .errlist a { grid-template-columns: 1fr; gap: 4px; } }

/* course */
.stats { display: flex; gap: 28px; flex-wrap: wrap; align-items: center; background: var(--bg-raised); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 24px; margin-bottom: 28px; }
.stats div { display: flex; flex-direction: column; }
.stats b { font-size: 1.7rem; color: var(--accent); line-height: 1.1; }
.stats span { color: var(--text-dim); font-size: .85rem; }
.stats .wide { margin-left: auto; }
.lesson .status { display: flex; justify-content: space-between; align-items: center; margin-top: 14px; }
.badge { display: inline-block; font-size: .8rem; padding: 2px 10px; border-radius: 999px; border: 1px solid var(--line); color: var(--text-dim); }
.lesson.is-done { border-color: #2a7a54; }
.lesson.is-done .badge { color: #6fe3a8; border-color: #2a7a54; }
.stars { color: #ffd166; letter-spacing: .1em; }
.stars.big { font-size: 1.3rem; }
.video-slot { display: flex; align-items: center; gap: 18px; background: repeating-linear-gradient(135deg, #10141f, #10141f 12px, #131827 12px, #131827 24px); border: 1px dashed var(--line); border-radius: var(--radius); padding: 32px; margin-bottom: 8px; }
.video-slot p { margin: 0; color: var(--text-dim); }
.video-slot .play { width: 0; height: 0; border-left: 26px solid var(--accent); border-top: 16px solid transparent; border-bottom: 16px solid transparent; }
.video { width: 100%; max-width: 760px; border-radius: var(--radius); }
.exercise { background: var(--bg-raised); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 26px; margin: 0 0 20px; }
.exercise.is-solved { border-color: #2a7a54; }
.exercise .prompt { font-size: 1.1rem; margin: 0 0 14px; }
.exercise fieldset { border: 0; padding: 0; margin: 0 0 8px; }
.exercise legend { color: var(--text-dim); font-size: .85rem; padding: 0; margin-bottom: 6px; }
.exercise .opt { display: block; padding: 8px 12px; border: 1px solid var(--line); border-radius: 10px; margin-bottom: 8px; cursor: pointer; }
.exercise .opt:hover { border-color: var(--accent); }
.exercise textarea { width: 100%; display: block; margin-top: 6px; background: #0f1320; color: var(--text); border: 1px solid var(--line); border-radius: 10px; padding: 12px; font-family: ui-monospace, Menlo, Consolas, monospace; font-size: .95rem; }
.exercise .btn { margin-top: 8px; border: 0; cursor: pointer; font: inherit; font-weight: 700; }
.exercise .btn[disabled], .btn.ghost[disabled] { opacity: .45; cursor: not-allowed; }
.btn.ghost { background: transparent; color: var(--text); border: 1px solid var(--line); cursor: pointer; font: inherit; }
.feedback { margin-top: 10px; color: var(--text-dim); min-height: 1.2em; }
.feedback strong { color: var(--text); }
.xp { color: var(--accent); font-weight: 700; }
.done { background: #11261c; border: 1px solid #2a7a54; border-radius: var(--radius); padding: 18px 24px; margin: 24px 0; font-size: 1.2rem; }
.lesson-nav { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; margin-top: 12px; }
.lesson-nav [hidden] { display: none; }
#confetti { position: fixed; inset: 0; width: 100%; height: 100%; pointer-events: none; display: none; z-index: 50; }

/* lounge */
.banner { border-radius: 10px; padding: 12px 16px; margin-bottom: 14px; }
.banner.sample { background: #2a1d05; border: 1px solid var(--accent); color: #ffd9a0; }
.banner.live { background: #11261c; border: 1px solid #2a7a54; }
.identity { margin: 0 0 24px; }
.panel { background: var(--bg-raised); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 26px; margin-bottom: 22px; }
.panel h2 { margin: 0 0 14px; font-size: 1.2rem; }
dl.facts { display: grid; grid-template-columns: max-content 1fr; gap: 8px 24px; margin: 0; }
dl.facts dt { color: var(--text-dim); }
dl.facts dd { margin: 0; overflow-wrap: anywhere; }
ul.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: 0; }
ul.chips li { border: 1px solid var(--line); border-radius: 999px; padding: 2px 12px; font-size: .9rem; }
table.grid-table { width: 100%; border-collapse: collapse; }
table.grid-table th, table.grid-table td { text-align: start; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.grid-table th { color: var(--text-dim); font-weight: 600; font-size: .85rem; }
.plan.is-current { border-color: var(--accent); }
.plan .price { font-size: 1.3rem; font-weight: 700; margin: 6px 0 14px; color: var(--text); }
.plan ul.chips { margin-bottom: 14px; }
.plan .btn.ghost { margin-top: 4px; }
@media (max-width: 640px) { dl.facts { grid-template-columns: 1fr; } .stats .wide { margin-left: 0; } }
.wrap.prose { max-width: var(--wrap); }
.wrap.prose > * { max-width: 68ch; }
.wrap.prose > pre.code { max-width: 68ch; }
.signin #google-signin{margin-bottom:1rem;min-height:44px}