/* Personal assistant example: scoped entirely to #assistant-demo. */
.pa-intro { max-width: 42rem; }
.pa-demo { position: relative; overflow: hidden; margin-top: 2.5rem; border: 1px solid var(--rule); border-radius: .75rem; background: var(--paper); box-shadow: var(--shadow); --pa-reading-opacity: 0; --pa-reading-y: .35rem; --pa-sync-top: 37.5%; --pa-sync-border: var(--warn); --pa-focus-opacity: 0; --pa-focus-scale: .98; --pa-proposal-opacity: 0; --pa-proposal-y: .35rem; --pa-chip-one-opacity: 0; --pa-chip-two-opacity: 0; --pa-final-opacity: 0; }
.pa-demo-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .85rem 1rem; border-bottom: 1px solid var(--rule); }
.pa-demo-kicker { color: var(--ink-2); font-size: .75rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.pa-demo-controls { display: flex; gap: .35rem; }
.pa-control { display: inline-flex; align-items: center; gap: .35rem; min-height: 2.75rem; padding: .4rem .6rem; border: 1px solid transparent; border-radius: .35rem; background: transparent; color: var(--ink-2); cursor: pointer; font: inherit; font-size: .8rem; }
.pa-control:hover, .pa-control:focus-visible { border-color: var(--rule); color: var(--ink); }
.pa-control .i { width: .9rem; height: .9rem; }
.pa-stage { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(1rem, 3vw, 2.5rem); align-items: start; padding: clamp(1rem, 3vw, 2.25rem); }
.pa-slack, .pa-calendar { min-width: 0; border: 1px solid var(--rule); border-radius: .5rem; background: var(--paper); }
.pa-slack { overflow: hidden; min-height: 31rem; }
.pa-window-bar { display: flex; align-items: center; gap: .5rem; padding: .7rem .8rem; border-bottom: 1px solid var(--rule-2); color: var(--ink-2); font-size: .75rem; font-weight: 600; }
.pa-window-dot { width: .45rem; height: .45rem; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 .2rem var(--tint); }
.pa-window-meta { margin-left: auto; color: var(--ink-3); font-weight: 400; }
.pa-message { display: grid; grid-template-columns: 2rem 1fr; gap: .65rem; min-height: 5rem; padding: 1rem; }
.pa-user { min-height: 7.5rem; }
.pa-message + .pa-message { border-top: 1px solid var(--rule-2); }
.pa-otto { background: color-mix(in srgb, var(--tint) 20%, transparent); }
.pa-avatar { display: grid; place-items: center; width: 2rem; height: 2rem; border-radius: .35rem; background: var(--paper-2); color: var(--ink-2); font-size: .62rem; font-weight: 700; }
.pa-avatar-otto { background: var(--accent); color: var(--on-accent); }
.pa-byline { display: flex; align-items: baseline; gap: .5rem; }
.pa-byline strong { font-size: .82rem; }
.pa-byline span { color: var(--ink-3); font-size: .7rem; }
.pa-message p { margin-top: .4rem; color: var(--ink-2); font-size: .9rem; line-height: 1.5; }
.pa-chips { display: flex; flex-wrap: wrap; gap: .35rem; margin-top: .7rem; }
.pa-chips span { padding: .3rem .45rem; border: 1px solid var(--rule); border-radius: .25rem; background: var(--paper); color: var(--ink-2); font-size: .66rem; }
.pa-demo[data-pa-enhanced] .pa-message[data-pa-reveal] { display: grid; }
.pa-demo[data-pa-enhanced] .pa-message[data-pa-reveal="reading"] { opacity: var(--pa-reading-opacity); transform: translateY(var(--pa-reading-y)); }
.pa-demo[data-pa-enhanced] .pa-message[data-pa-reveal="ready"] { opacity: var(--pa-proposal-opacity); transform: translateY(var(--pa-proposal-y)); }
.pa-demo[data-pa-enhanced] .pa-message[data-pa-reveal="confirmed"] { opacity: var(--pa-final-opacity); transform: translateY(calc((1 - var(--pa-final-opacity)) * .35rem)); }
.pa-demo[data-pa-enhanced] .pa-ready .pa-chips span { opacity: 0; transform: translateY(.25rem); }
.pa-demo[data-pa-enhanced] .pa-ready .pa-chips span:first-child { opacity: var(--pa-chip-one-opacity); transform: translateY(calc((1 - var(--pa-chip-one-opacity)) * .25rem)); }
.pa-demo[data-pa-enhanced] .pa-ready .pa-chips span:last-child { opacity: var(--pa-chip-two-opacity); transform: translateY(calc((1 - var(--pa-chip-two-opacity)) * .25rem)); }
.pa-calendar { overflow: hidden; }
.pa-calendar-head { display: flex; align-items: center; justify-content: space-between; gap: .75rem; padding: .8rem 1rem; border-bottom: 1px solid var(--rule); }
.pa-calendar-head strong, .pa-file-type { display: block; }
.pa-calendar-head strong { margin-top: .2rem; font-size: .85rem; }
.pa-file-type { color: var(--ink-3); font-size: .66rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.pa-calendar-state { padding: .25rem .45rem; border: 1px solid var(--rule); border-radius: 999px; color: var(--ink-2); font-size: .66rem; font-weight: 600; }
.pa-calendar-grid { display: grid; grid-template-columns: 3.2rem 1fr; min-height: 24rem; }
.pa-times { display: grid; grid-template-rows: repeat(8, 1fr); padding: .55rem .5rem 0 0; color: var(--ink-3); font-size: .62rem; text-align: right; }
.pa-slots { position: relative; display: grid; grid-template-rows: repeat(8, 1fr); border-left: 1px solid var(--rule); }
.pa-grid-line { grid-column: 1; border-bottom: 1px solid var(--rule-2); }
.pa-event, .pa-focus-block { position: absolute; left: .55rem; right: .55rem; z-index: 2; display: block; padding: .25rem .5rem; border-left: 3px solid var(--ink-3); border-radius: .2rem; background: var(--paper-2); color: var(--ink-2); font-style: normal; }
.pa-event b, .pa-event small, .pa-focus-block b, .pa-focus-block small { display: block; }
.pa-event b, .pa-focus-block b { color: var(--ink); font-size: .72rem; line-height: 1.2; }
.pa-event small, .pa-focus-block small { margin-top: .2rem; font-size: .62rem; line-height: 1.2; }
.pa-sync-before { display: inline; }
.pa-sync-after { display: none; }
.pa-event-client { top: 0; height: 25%; border-left-color: var(--ink-3); }
.pa-event-sync { top: var(--pa-sync-top); height: 12.5%; border-left-color: var(--pa-sync-border); }
.pa-event-board { top: 75%; height: 12.5%; border-left-color: var(--danger); }
.pa-focus-block { top: 25%; height: 50%; border-left-color: var(--accent); background: var(--tint); color: var(--tint-ink); opacity: var(--pa-focus-opacity); transform: scaleX(var(--pa-focus-scale)); transform-origin: left; }
.pa-focus-block b { color: var(--tint-ink); }
.pa-calendar-note { padding: .65rem 1rem; border-top: 1px solid var(--rule-2); color: var(--ink-3); font-size: .7rem; }
.pa-progress { height: .2rem; background: var(--rule-2); }
.pa-progress span { display: block; width: 0; height: 100%; background: var(--accent); }
#assistant-demo[data-pa-paused] * { animation-play-state: paused !important; }
#assistant-demo:not([data-pa-enhanced]) .pa-message[data-pa-reveal="reading"], #assistant-demo:not([data-pa-enhanced]) .pa-message[data-pa-reveal="confirmed"] { display: none; }
#assistant-demo:not([data-pa-enhanced]) .pa-focus-block { opacity: 1; transform: none; }
#assistant-demo:not([data-pa-enhanced]) .pa-event-sync { top: 87.5%; border-left-color: var(--accent); }
#assistant-demo:not([data-pa-enhanced]) .pa-sync-before { display: none; }
#assistant-demo:not([data-pa-enhanced]) .pa-sync-after { display: inline; }
@media (max-width: 48rem) { .pa-stage { grid-template-columns: 1fr; } }
@media (max-width: 34rem) { .pa-demo-head { padding: .7rem .85rem; } .pa-demo-kicker { font-size: .68rem; } .pa-control { min-height: 2rem; } .pa-control span { display: none; } .pa-slack { min-height: 0; } .pa-calendar-grid { min-height: 20rem; } .pa-stage { padding: 1rem; } .pa-event, .pa-focus-block { left: .35rem; right: .35rem; } .pa-event small, .pa-focus-block small { white-space: nowrap; } }
@media (prefers-reduced-motion: reduce) { .pa-demo *, .pa-demo *::before, .pa-demo *::after { animation: none !important; transition: none !important; } }