/* ============ 新华字典在线查字 · 站点样式 ============ */
:root{
  --bg:#f4f6f9; --card:#ffffff; --line:#e5e8ee; --ink:#1f2430; --ink2:#5b6472;
  --brand:#1d4ed8; --brand2:#3b82f6; --accent:#b45309; --soft:#eef3ff;
  --radius:14px; --shadow:0 1px 2px rgba(16,24,40,.05),0 8px 24px -12px rgba(16,24,40,.18);
  --maxw:1040px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);
  font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.serif{font-family:"Kaiti SC","STKaiti","KaiTi","Songti SC","SimSun",serif}

/* ---------- 顶栏 ---------- */
.site-head{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(8px);border-bottom:1px solid var(--line)}
.site-head .wrap{display:flex;align-items:center;gap:16px;height:62px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:var(--ink);white-space:nowrap}
.logo .mark{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:9px;
  background:linear-gradient(135deg,#1d4ed8,#3b82f6);color:#fff;font-weight:800;font-size:15px}
.logo small{font-size:12px;font-weight:500;color:var(--ink2)}
.logo:hover{text-decoration:none}
.head-search{margin-left:auto;flex:0 1 360px}
.searchbox{position:relative}
.searchbox input{width:100%;height:40px;border:1.5px solid var(--line);border-radius:999px;
  padding:0 40px 0 18px;font-size:15px;background:#fff;color:var(--ink);outline:none}
.searchbox input:focus{border-color:var(--brand2);box-shadow:0 0 0 3px rgba(59,130,246,.15)}
.searchbox .sicon{position:absolute;right:14px;top:50%;transform:translateY(-50%);color:var(--ink2);pointer-events:none}
.search-results{position:absolute;top:46px;left:0;right:0;background:#fff;border:1px solid var(--line);
  border-radius:12px;box-shadow:var(--shadow);max-height:340px;overflow:auto;display:none;z-index:60}
.search-results.open{display:block}
.sr-item{display:flex;align-items:center;gap:12px;padding:9px 14px;border-bottom:1px solid var(--line);cursor:pointer}
.sr-item:last-child{border-bottom:none}
.sr-item:hover{background:var(--soft)}
.sr-item .w{font-size:20px;font-weight:700;min-width:24px}
.sr-item .p{color:var(--brand);font-weight:600}
.sr-item .d{color:var(--ink2);font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sr-empty{padding:14px;color:var(--ink2);font-size:14px;text-align:center}

/* ---------- 主体 ---------- */
main{padding:26px 0 56px}
.page-title{font-size:22px;margin:6px 0 4px}
.page-sub{color:var(--ink2);font-size:14px;margin:0 0 20px}
.crumb{font-size:13px;color:var(--ink2);margin:0 0 14px}
.crumb a{color:var(--ink2)}
.crumb a:hover{color:var(--brand)}

/* ---------- 首页 ---------- */
.hero{background:linear-gradient(135deg,#1d4ed8 0%,#2563eb 55%,#0ea5e9 100%);color:#fff;
  border-radius:20px;padding:34px 30px 26px;box-shadow:var(--shadow)}
.hero h1{margin:0 0 8px;font-size:30px;letter-spacing:.5px}
.hero p{margin:0 0 20px;color:#dbeafe;font-size:15px}
.hero .searchbox input{height:48px;border:none;font-size:16px}
.hero .search-results{border:none}
.tabs{display:flex;gap:8px;margin:22px 0 14px;flex-wrap:wrap}
.tab{padding:7px 16px;border-radius:999px;border:1px solid var(--line);background:#fff;
  color:var(--ink2);font-size:14px;cursor:pointer;user-select:none}
.tab.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.tab:hover{text-decoration:none}
.grid-panel{display:none}
.grid-panel.on{display:block}
.grid-panel:target{display:block}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-bottom:16px}
.panel h2{font-size:16px;margin:0 0 4px}
.panel .hint{font-size:13px;color:var(--ink2);margin:0 0 14px}
.chars{display:flex;flex-wrap:wrap;gap:8px}
.chars a{display:inline-grid;place-items:center;min-width:38px;height:38px;padding:0 8px;
  border:1px solid var(--line);border-radius:10px;background:#fff;font-size:17px;color:var(--ink)}
.chars a:hover{background:var(--soft);border-color:#c7d7ff;text-decoration:none;color:var(--brand)}
.chars a.radical{font-size:16px}
.radix-group{margin-bottom:16px}
.radix-group h3{font-size:14px;color:var(--ink2);margin:0 0 8px;font-weight:600}
.radix-group h3 .more{float:right;font-size:13px;font-weight:400;color:var(--brand)}
.chars a.more{font-size:13px;height:38px;padding:0 12px;color:var(--brand);white-space:nowrap}
.py-nav{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.py-nav a{padding:5px 11px;border:1px solid var(--line);border-radius:8px;background:#fff;font-size:14px}
.py-nav a:hover{background:var(--soft);text-decoration:none}
.stroke-nav{display:flex;flex-wrap:wrap;gap:8px}
.stroke-nav a{display:inline-grid;place-items:center;min-width:44px;height:38px;border:1px solid var(--line);
  border-radius:10px;background:#fff;font-weight:700}
.stroke-nav a:hover{background:var(--soft);text-decoration:none}
.home-cols{display:grid;grid-template-columns:1.4fr 1fr;gap:16px}
@media (max-width:820px){.home-cols{grid-template-columns:1fr}}
@media (max-width:640px){
  .hero{padding:26px 20px}
  .hero h1{font-size:26px}
  .hero .sub{font-size:14px}
  .searchbox input{padding:11px 16px;font-size:15px}
  .tabs{gap:8px}
  .tab{padding:7px 16px;font-size:14px}
  .radical{font-size:17px;padding:8px 10px}
  .py-grid{grid-template-columns:repeat(auto-fill,minmax(38px,1fr))}
  .wrap{padding:0 14px}
}

/* ---------- 字页 ---------- */
.zi-card{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);
  padding:28px;display:grid;grid-template-columns:150px 1fr;gap:24px;margin-bottom:18px}
@media (max-width:640px){.zi-card{grid-template-columns:1fr;padding:20px}}
.zi-big{position:relative;display:grid;place-items:center;width:150px;height:150px;border-radius:16px;
  background:linear-gradient(160deg,#fff7ed,#fef3c7);border:1px solid #fde68a}
.zi-big .zi{font-size:96px;line-height:1;color:#7c2d12}
.zi-big .zi-fan{position:absolute;left:8px;bottom:8px;font-size:12px;color:#9a3412;opacity:.85}
.zi-info .py{font-size:26px;font-weight:700;color:var(--brand)}
.zi-info .py .tone{font-size:16px;color:var(--ink2);margin-left:8px}
.zi-info h1{font-size:20px;margin:6px 0 14px}
.meta{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px;margin:0 0 6px}
.meta .m{background:var(--soft);border-radius:10px;padding:8px 12px}
.meta .m b{display:block;font-size:12px;color:var(--ink2);font-weight:600}
.meta .m span{font-size:16px;font-weight:700}
.section{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-bottom:16px}
.section h2{font-size:16px;margin:0 0 12px;display:flex;align-items:center;gap:8px}
.section h2 .tag{font-size:12px;font-weight:600;color:var(--accent);background:#fff7ed;border:1px solid #fed7aa;
  border-radius:6px;padding:1px 8px}
.stroke-seq{display:flex;flex-wrap:wrap;gap:6px}
.stroke-seq span{display:inline-grid;place-items:center;min-width:34px;height:34px;border-radius:8px;
  background:#f1f5f9;font-size:15px;font-weight:600}
.expl{white-space:pre-wrap;color:#2a3140;font-size:15.5px;line-height:1.85}
.expl p{margin:0 0 10px}
.idiom-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px}
.idiom{background:var(--soft);border-radius:10px;padding:10px 12px}
.idiom b{display:block;font-size:15px}
.idiom i{font-style:normal;color:var(--ink2);font-size:13px}
.idiom p{margin:4px 0 0;font-size:13px;color:#475069;line-height:1.6}
.rel{display:flex;flex-wrap:wrap;gap:8px}
.rel a{min-width:36px;height:36px;font-size:16px}
.back-home{display:inline-block;margin-top:4px;font-size:14px;color:var(--ink2)}

/* ---------- 索引页 ---------- */
.idx-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px}
.idx-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.idx-item h3{margin:0 0 8px;font-size:16px}
.idx-item .meta2{font-size:13px;color:var(--ink2);margin-bottom:8px}
.idx-item .chars a{min-width:34px;height:34px;font-size:15px}
.idx-more{display:inline-block;margin-top:10px;font-size:13px}

/* ---------- 页脚 ---------- */
.site-foot{border-top:1px solid var(--line);background:#fff;padding:26px 0 40px;color:var(--ink2);font-size:13px}
.site-foot .wrap{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center}
.site-foot a{color:var(--ink2)}

/* ---------- 404 ---------- */
.nf{text-align:center;padding:70px 20px}
.nf .big{font-size:88px;color:#cbd5e1;font-weight:800}