.mv-ai{position:absolute;top:calc(var(--space-3) + var(--player-control) + var(--space-2));right:var(--space-3);z-index:var(--player-z-panel);display:flex;flex-direction:column;gap:var(--space-1);box-sizing:border-box;min-width:11rem;padding:var(--space-2);border:var(--player-hairline) solid var(--border);border-radius:var(--radius-lg);background:var(--player-surface-panel);backdrop-filter:var(--player-blur-panel);color:var(--foreground);font-family:var(--font-sans);font-size:var(--text-sm);box-shadow:var(--shadow-lg)}.mv-ai[hidden]{display:none}.mv-ai__item{display:block;width:100%;padding:var(--space-2);border:0;border-radius:var(--radius-md);background:transparent;color:inherit;font:inherit;text-align:left;cursor:pointer}.mv-ai__item:hover,.mv-ai__item:focus-visible{background:var(--player-surface-veil)}.mv-panel{position:absolute;top:0;right:0;bottom:0;z-index:var(--player-z-panel);display:flex;flex-direction:column;box-sizing:border-box;width:min(26rem,100%);border-left:var(--player-hairline) solid var(--border);background:var(--player-surface-panel);backdrop-filter:var(--player-blur-panel);color:var(--foreground);font-family:var(--font-sans)}.mv-panel:focus-visible{outline:none}.mv-panel__header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-2);flex-shrink:0;padding:var(--space-3);border-bottom:var(--player-hairline) solid var(--border)}.mv-panel__title{margin:0;font-size:var(--text-base);font-weight:var(--font-weight-semibold)}.mv-panel__close{flex-shrink:0;width:var(--player-control);height:var(--player-control);padding:0;border:0;border-radius:var(--radius-pill);background:transparent;color:inherit;font:inherit;cursor:pointer}.mv-panel__close:hover,.mv-panel__close:focus-visible{background:var(--player-surface-veil)}.mv-panel__body{flex:1;padding:var(--space-3);overflow-y:auto;font-size:var(--text-sm);line-height:var(--leading-normal)}.mv-panel__empty{margin:0;color:var(--muted-foreground)}.mv-summary__tldr{margin-bottom:var(--space-3);padding-bottom:var(--space-3);border-bottom:var(--player-hairline) solid var(--border)}.mv-summary__sections{display:flex;flex-direction:column;gap:var(--space-2)}.mv-summary__section{display:flex;flex-direction:column;gap:var(--space-1);width:100%;padding:var(--space-2);border:0;border-radius:var(--radius-md);background:transparent;color:inherit;font:inherit;text-align:left;cursor:pointer}.mv-summary__section:hover,.mv-summary__section:focus-visible{background:var(--player-surface-veil)}.mv-summary__label{color:var(--pk-text);font-family:var(--font-mono);font-size:var(--text-xs);font-variant-numeric:tabular-nums}.mv-quiz__progress{margin:0 0 var(--space-1);color:var(--muted-foreground);font-size:var(--text-xs)}.mv-quiz__prompt{margin:0 0 var(--space-3);font-size:var(--text-base)}.mv-quiz__choices{display:flex;flex-direction:column;gap:var(--space-2)}.mv-quiz__choice{width:100%;padding:var(--space-2);border:var(--player-hairline) solid var(--border);border-radius:var(--radius-md);background:var(--player-surface-elevated);color:inherit;font:inherit;text-align:left;cursor:pointer}.mv-quiz__choice:disabled{cursor:default}.mv-quiz__choice[data-state=correct]{border-color:var(--success)}.mv-quiz__choice[data-state=wrong][data-chosen=true]{border-color:var(--destructive)}.mv-quiz__explanation{margin:var(--space-3) 0 0;color:var(--muted-foreground)}.mv-quiz__next,.mv-quiz__restart{margin-top:var(--space-3);padding:var(--space-2) var(--space-4);border:0;border-radius:var(--radius-pill);background:var(--pk-bg);color:var(--pk-ink);font:inherit;font-weight:var(--font-weight-semibold);cursor:pointer}.mv-quiz__result{margin:0 0 var(--space-2);font-size:var(--text-base);font-weight:var(--font-weight-semibold)}@container player (max-width: 559px){.mv-panel{width:100%;border-left:0}}.mv-ebook__title{margin:0 0 var(--space-2);font-size:var(--text-base);font-weight:var(--font-weight-bold);letter-spacing:var(--tracking-tight);text-wrap:balance}.mv-ebook__intro{margin-bottom:var(--space-3);padding-bottom:var(--space-3);border-bottom:var(--player-hairline) solid var(--border);color:var(--muted-foreground)}.mv-ebook__intro p,.mv-ebook__body p,.mv-ebook__recap-body p{margin:0 0 var(--space-2)}.mv-ebook__intro p:last-child,.mv-ebook__body p:last-child,.mv-ebook__recap-body p:last-child{margin-bottom:0}.mv-ebook__chapters{display:flex;flex-direction:column;gap:var(--space-2)}.mv-ebook__chapter{display:flex;flex-direction:column;gap:var(--space-1);width:100%;padding:var(--space-2);border:0;border-radius:var(--radius-md);background:transparent;color:inherit;font:inherit;text-align:left;cursor:pointer}.mv-ebook__chapter:hover,.mv-ebook__chapter:focus-visible{background:var(--player-surface-veil)}.mv-ebook__chapter-head{display:flex;align-items:baseline;justify-content:space-between;gap:var(--space-2)}.mv-ebook__chapter-title{font-weight:var(--font-weight-semibold)}.mv-ebook__at{flex-shrink:0;color:var(--pk-text);font-family:var(--font-mono);font-size:var(--text-xs);font-variant-numeric:tabular-nums}.mv-ebook__recap{margin-top:var(--space-3);padding-top:var(--space-3);border-top:var(--player-hairline) solid var(--border)}.mv-ebook__recap-label{display:block;margin-bottom:var(--space-1);color:var(--muted-foreground);font-size:var(--text-xs);font-weight:var(--font-weight-semibold);letter-spacing:var(--tracking-wide);text-transform:uppercase}.mv-chip{display:grid;place-items:center;width:var(--player-control);height:var(--player-control);padding:0;border:var(--player-hairline) solid var(--cream-20);border-radius:var(--radius-pill);background:var(--player-surface-island);color:var(--foreground);cursor:pointer;transition:background var(--dur-fast) var(--ease-smooth)}.mv-chip:hover,.mv-chip:focus-visible{background:var(--player-surface-panel);backdrop-filter:var(--player-blur-panel)}.mv-chip svg{width:var(--space-5);height:var(--space-5)}[data-chrome=hidden] .mv-chip{opacity:0;pointer-events:none}[data-search] .mv-chip{display:none}@container player (max-width: 559px){.mv-chip{width:var(--player-target-min);height:var(--player-target-min)}}.mv-rail{position:absolute;top:var(--space-3);right:var(--space-3);z-index:var(--player-z-chrome);display:flex;align-items:center;gap:var(--space-2);pointer-events:none}.mv-rail>*{pointer-events:auto}.mv-rail>.mv-chip--ai{order:1}.mv-rail>.mv-chip--search{order:2}.mv-rail>.mv-corner{order:3}