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speaker-wave-pulse{0%,to{opacity:.35}50%{opacity:1}}.words-heading{align-items:baseline;gap:9px;margin:19px 0 16px;display:flex}.words-heading h3{margin:0;font-size:18px}.words-heading span{color:var(--muted);font-size:14px}.word-list{gap:10px;display:grid}.word-row{background:#fff;border:1px solid #e3e6ed;border-radius:11px;grid-template-columns:minmax(72px,.75fr) minmax(82px,.8fr) minmax(120px,1.4fr) auto;align-items:center;gap:12px;min-height:66px;padding:11px 13px;display:grid;box-shadow:0 2px 8px #1f253a06}.word-actions{justify-content:flex-end;align-items:center;gap:8px;display:inline-flex}.word-hanzi{color:#161923;white-space:nowrap;flex-shrink:0;min-width:max-content;font-size:24px;line-height:1.2}.word-pinyin,.word-translation{color:#3f4c65;overflow-wrap:anywhere;min-width:0;font-size:14px;line-height:1.35}.character-note{color:#554b77;background:linear-gradient(135deg,#f4f0ff,#f8f6ff);border-radius:12px;align-items:flex-start;gap:11px;margin-top:18px;padding:14px;display:flex}.character-note p{margin:0;font-size:13px;line-height:1.55}.note-mark{width:21px;height:21px;color:var(--violet-dark);border:1px solid #a88cf5;border-radius:50%;flex:none;place-items:center;font-size:12px;font-weight:750;display:grid}.empty-state{text-align:center;background:#ffffffdb;border:1px solid #e2e5ed;border-radius:16px;flex-direction:column;justify-content:center;align-items:center;width:min(100%,540px);min-height:340px;margin:40px auto 0;padding:42px;display:flex;box-shadow:0 8px 26px #1f253a0d}.empty-icon{color:#6a748b;background:var(--violet-soft);border-radius:50%;place-items:center;width:72px;height:72px;display:grid}.empty-state h2{margin:22px 0 8px;font-size:24px}.empty-state p{max-width:430px;color:var(--muted);margin:0;line-height:1.55}.primary-button{color:#fff;cursor:pointer;background:linear-gradient(135deg,#8050fb,#6334ea);border:0;border-radius:9px;min-height:44px;margin-top:24px;padding:0 22px;font-weight:650;box-shadow:0 7px 16px #6233ea2e}.primary-button:hover{background:linear-gradient(135deg,#7544f2,#5729da)}@media(max-width:1180px)and (min-width:1024px){.content-layout-with-detail{grid-template-columns:minmax(0,1fr) 440px}.word-row{grid-template-columns:64px 72px minmax(100px,1fr) auto;gap:9px}}@media(max-width:1023px){.site-header-inner{grid-template-columns:auto minmax(0,1fr)}.header-spacer{display:none}.content-layout-with-detail{grid-template-columns:minmax(0,1fr)}.detail-backdrop{z-index:60;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#191d2b6b;justify-content:center;align-items:flex-end;padding-top:64px;display:flex;position:fixed;inset:0}.detail-panel{transform-origin:bottom;border:0;border-radius:26px 26px 0 0;width:min(100%,720px);max-height:calc(100vh - 64px);padding:28px 22px 24px;animation-name:detail-sheet-in;box-shadow:0 -16px 50px #1215222e}.sheet-handle{background:#d9dbe3;border-radius:999px;width:64px;height:5px;margin:-13px auto 16px;display:block}.detail-hero{min-height:160px}}@media(max-width:720px){.site-header{position:static}.site-header-inner{grid-template-columns:minmax(0,1fr);gap:15px;min-height:auto;padding:18px 20px 20px}.brand-logo{width:46px;height:46px}.brand-copy strong{font-size:21px}.search-box{grid-row:2;width:100%;height:50px}.page-main{padding:20px 16px 36px}.filter-scroll{margin:0 -16px;padding:1px 16px 12px}.filter-row{gap:9px}.filter-button{min-height:42px;padding:0 17px}.content-layout{margin-top:18px}.catalog-heading{margin-bottom:13px}.catalog-heading h1{font-size:20px}.character-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:11px}.character-card{border-radius:14px;min-height:166px;padding-top:31px}.card-character{font-size:clamp(51px,16vw,68px)}.detail-backdrop{padding-top:42px}.detail-panel{max-height:calc(100vh - 42px);padding:25px 16px 22px}.detail-close{top:24px;right:14px}.detail-hero{gap:20px;min-height:151px;padding:0 42px 8px 8px}.detail-character{font-size:96px}.detail-pinyin{font-size:28px}.detail-meaning{max-width:180px;font-size:15px}.detail-meta{padding-top:18px}.stroke-order-stage{border-radius:12px}.stroke-order-fallback{font-size:76px}.words-heading{margin-top:15px}.words-heading h3{font-size:17px}.word-row{grid-template-columns:max-content minmax(61px,.8fr) minmax(0,1fr) auto;gap:8px;min-height:66px;padding:10px}.word-hanzi{font-size:21px}.word-pinyin,.word-translation{font-size:13px}.empty-state{min-height:300px;margin-top:22px;padding:30px 20px}}@media(max-width:390px){.word-row{grid-template-columns:max-content minmax(61px,.8fr) minmax(0,1fr) auto;gap:6px;padding-inline:8px}.word-hanzi{font-size:19px}.word-pinyin,.word-translation{font-size:12px}.word-row .hsk-badge{padding-inline:5px;font-size:10px}}@media(prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}