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var(--transition)}.compare-option:hover{border-color:var(--accent);background:var(--accent-soft)}.dict-logo-sm{width:24px;height:24px;border-radius:4px}.thumb-item{position:absolute;top:8px;width:60px;height:88px;border:2px solid transparent;border-radius:4px;overflow:hidden;background:var(--bg-soft);cursor:pointer;display:flex;flex-direction:column;transition:border-color var(--transition),transform var(--transition)}.thumb-item:hover{transform:translateY(-2px);border-color:var(--border-strong)}.thumb-item.active{border-color:var(--accent)}.thumb-item img{width:100%;height:64px;object-fit:cover;background:var(--viewer-bg)}.thumb-page{text-align:center;font-size:10px;color:var(--fg-soft);padding:2px 0;flex:1;display:flex;align-items:center;justify-content:center}.thumb-error .thumb-page:before{content:"⚠ "}.empty-state{padding:24px 12px;text-align:center;color:var(--fg-muted);font-size:13px}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}.icon{width:1.5em;height:1.5em;background-size:contain;background-repeat:no-repeat;background-position:center;display:inline-block;flex-shrink:0}.icon-search{background-image:url(../assets/icons/search.svg)}.icon-list{background-image:url(../assets/icons/table-of-contents.svg)}.icon-spell-check{background-image:url(../assets/icons/spell-check.svg)}.icon-info{background-image:url(../assets/icons/info.svg)}.icon-shuffle{background-image:url(../assets/icons/shuffle.svg)}.icon-arrow-left,.icon-left{background-image:url(../assets/icons/left.svg)}.icon-arrow-right,.icon-right{background-image:url(../assets/icons/right.svg)}.icon-settings{background-image:url(../assets/icons/settings.svg)}.icon-fullscreen{background-image:url(../assets/icons/fullscreen.svg)}.icon-history{background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><path d='M3 3v5h5'/><path d='M3.05 13A9 9 0 1 0 6 5.3L3 8'/><path d='M12 7v5l4 2'/></svg>")}.icon-bookmark{background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><path d='M19 21l-7-5-7 5V5a2 2 0 0 1 2-2h10a2 2 0 0 1 2 2z'/></svg>")}.icon-compare{background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><rect x='3' y='5' width='8' height='14' rx='1'/><rect x='13' y='5' width='8' height='14' rx='1'/></svg>")}.icon-grid{background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' 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stroke-linecap='round' stroke-linejoin='round'><path d='M3 12a9 9 0 0 1 15-6.7L21 8'/><path d='M21 3v5h-5'/><path d='M21 12a9 9 0 0 1-15 6.7L3 16'/><path d='M3 21v-5h5'/></svg>")}.icon-edit{background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><path d='M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7'/><path d='M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z'/></svg>")}.icon-globe{background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><circle cx='12' cy='12' r='10'/><line x1='2' y1='12' x2='22' y2='12'/><path d='M12 2a15.3 15.3 0 0 1 4 10 15.3 15.3 0 0 1-4 10 15.3 15.3 0 0 1-4-10 15.3 15.3 0 0 1 4-10z'/></svg>")}