*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:"PingFang SC","Microsoft YaHei",sans-serif;background:#f0fdfa;color:#134e4a;line-height:1.7;font-size:15px}
a{color:#0d9488;text-decoration:none}
a:hover{color:#0f766e;text-decoration:underline}
.qf-wrap{max-width:720px;margin:0 auto;padding:0 16px}
.qf-header{position:sticky;top:0;z-index:100;background:#fff;border-bottom:2px solid #99f6e4;box-shadow:0 1px 8px rgba(13,148,136,.08)}
.qf-header .qf-wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px}
.qf-logo{font-size:1.15rem;font-weight:700;color:#0f766e;white-space:nowrap}
.qf-search{display:flex;flex:1;max-width:360px}
.qf-search input{flex:1;border:1px solid #99f6e4;border-right:0;border-radius:20px 0 0 20px;padding:8px 14px;font-size:14px;outline:none}
.qf-search input:focus{border-color:#0d9488}
.qf-search-btn{border:1px solid #0d9488;background:#0d9488;color:#fff;border-radius:0 20px 20px 0;padding:8px 18px;cursor:pointer;font-size:14px}
.qf-search-btn:hover{background:#0f766e}
.qf-main{padding:24px 0 40px}
.qf-hero{text-align:center;padding:28px 0 20px}
.qf-hero h1{font-size:1.6rem;color:#115e59;margin-bottom:10px}
.qf-intro{color:#5eead4;background:#fff;border-radius:12px;padding:16px 20px;border:1px solid #ccfbf1}
.qf-panel{background:#fff;border-radius:12px;padding:20px;margin-bottom:16px;border:1px solid #ccfbf1;box-shadow:0 2px 12px rgba(13,148,136,.06)}
.qf-panel-title{font-size:1rem;color:#0f766e;margin-bottom:14px;padding-bottom:8px;border-bottom:2px solid #99f6e4}
.qf-grid{list-style:none;display:grid;grid-template-columns:repeat(2,1fr);gap:8px}
@media(min-width:520px){.qf-grid{grid-template-columns:repeat(3,1fr)}}
.qf-grid li a{display:flex;flex-direction:column;background:#f0fdfa;border-radius:8px;padding:10px 12px;border:1px solid #ccfbf1;transition:.15s}
.qf-grid li a:hover{background:#ccfbf1;border-color:#5eead4;text-decoration:none}
.qf-grid li em{font-size:12px;color:#14b8a6;font-style:normal}
.qf-grid li span{font-weight:600;color:#134e4a}
.qf-grid-sm{grid-template-columns:repeat(3,1fr)}
.qf-tag-list{list-style:none;display:flex;flex-wrap:wrap;gap:8px}
.qf-tag-list a{display:inline-block;padding:6px 14px;background:#ecfdf5;border:1px solid #a7f3d0;border-radius:20px;font-size:14px}
.qf-tag-list a:hover{background:#d1fae5;text-decoration:none}
.qf-article{background:#fff;border-radius:12px;padding:24px;margin-bottom:16px;border:1px solid #ccfbf1}
.qf-article-head{margin-bottom:20px;padding-bottom:16px;border-bottom:1px dashed #99f6e4}
.qf-article-head h1{font-size:1.75rem;color:#115e59}
.qf-meta{font-size:13px;color:#5eead4;margin-bottom:6px}
.qf-pinyin{font-size:1.1rem;color:#0d9488}
.qf-attrs{margin-bottom:20px}
.qf-attrs dl{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;font-size:14px}
.qf-attrs dt{color:#5eead4;font-weight:600}
.qf-block{margin-bottom:18px}
.qf-block h2{font-size:1rem;color:#0f766e;margin-bottom:8px}
.qf-block p{text-indent:2em;color:#334155}
.qf-rich p{text-indent:2em;margin-bottom:.5em}
.qf-char-hero{display:flex;align-items:center;gap:20px;background:#fff;border-radius:12px;padding:24px;margin-bottom:16px;border:1px solid #ccfbf1;text-align:left}
.qf-char-big{font-size:4rem;font-weight:700;color:#0d9488;line-height:1;min-width:80px;text-align:center}
.qf-hint{font-size:13px;color:#5eead4;margin:-8px 0 12px}
.qf-aside-note p{color:#64748b;font-size:14px}
.qf-links .qf-link-row{display:flex;flex-wrap:wrap;gap:12px 20px;font-size:14px}
.qf-footer{text-align:center;padding:20px 0;color:#5eead4;font-size:13px;border-top:1px solid #ccfbf1;background:#fff}
.qf-footer a{color:#0d9488}