:root{--page: #fffbeb;--surface: #efeddc;--surface-strong: #dedccf;--surface-dark: #ceccc0;--text: #1f1f1f;--muted: #6c664b;--border: #6c664b;--control-border: #bcbab3;--accent: #036a96;--accent-soft: #ece9df;--accent-text: #1f1f1f;--warning: #846e15;--warning-text: #fffbeb;--danger: #cb3a2a;--tone-neutral: #6c664b;--stats-bg: #1f1f1f;--stats-text: #fffbeb;--stats-muted: #cfcfde;--caption-bg: rgba(255, 251, 235, .9);color:var(--text);background:var(--page);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility}[data-theme=dracula]{--page: #282a36;--surface: #343746;--surface-strong: #44475a;--surface-dark: #21222c;--text: #f8f8f2;--muted: #6272a4;--border: #6272a4;--control-border: #6272a4;--accent: #8be9fd;--accent-soft: #44475a;--accent-text: #f8f8f2;--warning: #f1fa8c;--warning-text: #282a36;--danger: #ff5555;--tone-neutral: #6272a4;--stats-bg: #f8f8f2;--stats-text: #282a36;--stats-muted: #44475a;--caption-bg: rgba(40, 42, 54, .9)}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:var(--page);color:var(--text)}a{color:var(--accent)}button,input,select{font:inherit}.app-shell{width:min(1180px,calc(100% - 32px));margin:0 auto;padding:24px 0 56px}.library-header{margin-bottom:14px}.header-copy{display:flex;flex-direction:column;gap:12px;padding:18px 20px;border:1px solid var(--border);border-radius:8px;background:var(--surface)}.topline{display:flex;gap:12px;align-items:center;justify-content:space-between}.theme-toggle,.close-button{min-height:36px;padding:0 12px;border:1px solid var(--control-border);border-radius:8px;background:var(--surface);color:var(--text);cursor:pointer;font-weight:800}.theme-toggle{display:grid;width:42px;padding:0;place-items:center;font-size:1.18rem}h1{margin:0;font-size:clamp(2rem,6vw,2.6rem);line-height:1.05}.search-row{display:grid;gap:8px}.search-label,.filters label{color:var(--muted);font-size:.92rem;font-weight:700}input,select{width:100%;min-height:44px;border:1px solid var(--control-border);border-radius:8px;background:var(--surface);color:var(--text)}input{padding:0 14px}select{padding:0 10px}.summary-line{display:flex;gap:12px;align-items:center;justify-content:space-between;margin:18px 0 10px;padding:12px 14px;border:1px solid var(--border);border-radius:8px;background:var(--surface)}.summary-line p{margin:0;color:var(--muted)}.summary-line strong{color:var(--text)}.summary-line button{min-height:34px;padding:0 10px;border:1px solid var(--control-border);border-radius:8px;background:var(--surface-strong);color:var(--text);cursor:pointer;font-weight:800}.stats-strip{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:10px;margin:10px 0 18px}.stats-strip button{min-height:82px;padding:14px;border:2px solid transparent;border-radius:8px;background:var(--stats-bg);color:var(--stats-text);cursor:pointer;text-align:left}.stats-strip span{display:block;font-size:1.8rem;font-weight:800}.stats-strip p{margin:2px 0 0;color:var(--stats-muted)}.stats-strip button:hover,.stats-strip button:focus-visible,.stats-strip .active-stat{border-color:var(--accent);outline:none}.filters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:18px 0 22px}.filters label{display:grid;gap:6px}.word-list{display:grid;gap:8px}.status-message{margin:0;padding:18px;border:1px solid var(--border);border-radius:8px;background:var(--surface);color:var(--muted);font-weight:700}.word-row{display:grid;grid-template-columns:minmax(86px,.75fr) minmax(120px,1fr) minmax(180px,1.4fr) minmax(220px,2fr) minmax(76px,.6fr);gap:14px;align-items:center;width:100%;min-height:58px;padding:10px 12px;border:1px solid var(--border);border-radius:8px;background:var(--surface);color:var(--text);cursor:pointer;text-align:left}.word-row:hover,.word-row:focus-visible,.theme-toggle:hover,.close-button:hover,.summary-line button:hover,.theme-toggle:focus-visible,.close-button:focus-visible,.summary-line button:focus-visible{border-color:var(--accent);outline:none}.row-hanzi{font-size:1.6rem;line-height:1.1;font-weight:700}.row-pinyin{color:var(--accent);font-weight:800}.row-meaning,.row-example{overflow:hidden;min-width:0;text-overflow:ellipsis;white-space:nowrap}.row-example{color:var(--muted)}.row-example b,.example b{color:var(--tone-neutral)}.row-level{justify-self:end;padding:5px 8px;border-radius:8px;background:var(--warning);color:var(--warning-text);font-size:.76rem;font-weight:800}.detail-backdrop{position:fixed;inset:0;z-index:20;display:grid;place-items:center;padding:18px;background:#0000007a}.detail-dialog{position:relative;width:min(720px,100%);max-height:min(720px,calc(100vh - 36px));overflow:auto;padding:22px;border:1px solid var(--border);border-radius:8px;background:var(--surface);color:var(--text);box-shadow:0 24px 80px #0000004d}.detail-header{display:block;padding-right:74px;text-align:center}.detail-title-block{display:grid;justify-items:center}.detail-header h2{margin:0;font-size:clamp(4.25rem,12vw,6.5rem);line-height:.95}.detail-header p{margin:8px 0 0;color:var(--accent);font-size:1.25rem;font-weight:800}.detail-pinyin-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;justify-content:center}.detail-pinyin-row p{margin:8px 0 0}.detail-header .close-button{position:absolute;top:22px;right:22px}.meaning{margin:16px 0 12px;color:var(--text);font-size:1.05rem;font-weight:700}.example{margin:0 0 8px;line-height:1.55}.sentence-pinyin,.sentence-translation,.notes{margin:0 0 14px;color:var(--muted)}.detail-meta-row{display:flex;gap:10px;align-items:flex-end;justify-content:space-between;margin-top:16px}.tag-row{display:flex;flex-wrap:wrap;gap:6px;flex:1;min-width:0;margin-top:0}.tag-row span{padding:4px 7px;border-radius:6px;background:var(--accent-soft);color:var(--accent-text);font-size:.78rem;font-weight:700}.detail-meta-link{margin-left:auto;color:var(--muted);font-size:1rem;font-weight:700;line-height:1;text-decoration:none}.detail-meta-link:hover,.detail-meta-link:focus-visible{color:var(--text);outline:none}@media(max-width:760px){.app-shell{width:min(100% - 20px,1180px);padding-top:10px}.filters{grid-template-columns:1fr}.word-row{grid-template-columns:minmax(72px,.8fr) minmax(110px,1.1fr) minmax(0,1.4fr)}.row-example,.row-level{display:none}.header-copy{padding:16px}h1{font-size:1.85rem}}