/* ruishu build */
:root{--primary:#4f46e5;--primary-ink:#ffffff;--accent:#f97316;--bg:#f8f8ff;--surface:#ffffff;--ink:#1e1b4b;--muted:#6b7280;--line:#e3e3f6;--r:4px;--sp:calc(0.7 * 1rem);--head:'Space Grotesk','Zhi Mang Xing',serif;--body:'Space Grotesk','Noto Sans SC',sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);line-height:1.75;font-size:16px}
a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{font-family:var(--head);line-height:1.3;margin:0 0 .5em}
h1{font-size:clamp(1.7rem,3.6vw,2.6rem)}h2{font-size:clamp(1.35rem,2.6vw,1.9rem)}h3{font-size:1.2rem}
.ruishuwrap{max-width:1180px;margin:0 auto;padding:0 var(--sp)}
.ruishubtn{display:inline-block;padding:.68em 1.5em;border-radius:var(--r);font-weight:600;background:transparent;color:var(--primary);border:2px solid var(--primary);}
.ruishubtn:hover{filter:brightness(1.08);text-decoration:none}
.ruishumuted{color:var(--muted)}
/* 页头 */
.ruishuhdr{background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.ruishuhdr-in{display:flex;align-items:center;gap:1.2rem;min-height:64px;flex-wrap:nowrap}
.ruishunav{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}
.ruishunav::-webkit-scrollbar{display:none}
.ruishunav a{white-space:nowrap}
.ruishubrand{display:flex;align-items:center;gap:.6rem;font-family:var(--head);font-size:1.25rem;font-weight:700;color:var(--ink)}
.ruishunavwrap{display:flex;align-items:center;gap:.6rem;margin-left:auto;flex-wrap:nowrap;min-width:0}
.ruishubrand{flex:none}
.ruishunav{display:flex;gap:.25rem;flex-wrap:nowrap;min-width:0}
.ruishunav a{padding:.45em .85em;border-radius:var(--r);color:var(--ink);font-weight:500;font-size:.95rem}
.ruishunav a:hover,.ruishunav a[aria-current]{background:color-mix(in srgb, var(--primary) 10%, transparent);color:var(--primary);text-decoration:none}


.ruishunav a{border-radius:0;border-bottom:3px solid transparent}.ruishunav a:hover,.ruishunav a[aria-current]{border-bottom-color:var(--primary);background:transparent}



.ruishuauth{display:flex;align-items:center;gap:.7rem;margin-left:.4rem}
.ruishuauth>a:first-child{font-weight:600;font-size:.95rem;color:var(--ink)}
.ruishuauth>a:first-child:hover{color:var(--primary)}
.ruishubtn-sm{padding:.42em 1.1em;font-size:.9rem}
.ruishuform{display:flex;flex-direction:column;gap:.9rem;max-width:440px;margin:1.4em auto}
.ruishuform label{font-weight:600;font-size:.93rem}
.ruishuform input{width:100%;padding:.7em .9em;border:1px solid var(--line);border-radius:var(--r);background:var(--bg);color:var(--ink);font:inherit}
.ruishuform input:focus{outline:2px solid var(--primary);outline-offset:1px;border-color:var(--primary)}
.ruishuform .ruishuhint{font-size:.85rem;color:var(--muted)}
.ruishuburger{display:none}
.ruishueditor{display:flex;gap:1rem;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:1.1em;margin-bottom:.8rem}
.ruishueditor-ava{width:44px;height:44px;flex:none;border-radius:50%;background:var(--primary);color:var(--primary-ink);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.15rem}
.ruishueditor h2{margin:0 0 .25em;font-size:1.05rem}
.ruishueditor h2 small{color:var(--muted);font-weight:500;font-size:.85em;margin-left:.4em}
.ruishueditor p{margin:0;color:var(--muted);font-size:.92rem}
.ruishushare{display:flex;align-items:center;gap:.6rem;margin:1.6em 0;flex-wrap:wrap}
.ruishushare span{font-weight:600;font-size:.9rem;color:var(--muted)}
.ruishushare a,.ruishushare button{padding:.35em .95em;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font-size:.86rem;cursor:pointer;text-decoration:none;font-family:inherit}
.ruishushare a:hover,.ruishushare button:hover{border-color:var(--primary);color:var(--primary)}
.ruishuskip{position:absolute;left:-9999px;top:0;background:var(--primary);color:var(--primary-ink);padding:.5em 1em;z-index:99}
.ruishuskip:focus{left:8px;top:8px}
.ruishunotice{background:color-mix(in srgb,var(--primary) 8%,var(--bg));border-bottom:1px solid var(--line);font-size:.8rem;color:var(--muted)}
.ruishunotice .ruishuwrap{padding:.4rem var(--sp)}
.ruishunotice a{color:var(--primary);font-weight:600}
.ruishucalc{display:flex;flex-direction:column;gap:.9rem;max-width:420px;margin:1.4em auto}
.ruishucalc label{font-weight:600;font-size:.93rem;display:flex;flex-direction:column;gap:.3rem}
.ruishucalc input{padding:.7em .9em;border:1px solid var(--line);border-radius:var(--r);background:var(--bg);color:var(--ink);font:inherit}
.ruishucalc-out{font-size:1.05rem}
.ruishucalc-out b{color:var(--primary);font-family:var(--head);font-size:1.3rem;margin-left:.4em}
.ruishuidcard{background:color-mix(in srgb,var(--primary) 5%,var(--bg));border-bottom:1px solid var(--line)}
.ruishuidcard-in{display:grid;grid-template-columns:1.15fr .85fr;gap:calc(var(--sp)*1.6);padding:calc(var(--sp)*1.6) 0 calc(var(--sp)*1.2);align-items:start}
.ruishuidcard h2{margin:.3em 0 .4em;font-size:1.3rem}
.ruishuidcard p{color:var(--muted)}
.ruishuidcard ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.5rem}
.ruishuidcard li{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:.6em .9em;font-size:.9rem}
.ruishuidcard-note{font-size:.85rem;color:var(--muted);padding-bottom:calc(var(--sp)*1.2);margin:0}
@media(max-width:820px){.ruishuidcard-in{grid-template-columns:1fr}}
/* 术语表 dl 样式 */
.ruishuprose dl{margin:1.2em 0;padding:0}
.ruishuprose dt{font-weight:700;margin-top:1em;padding:.5em .8em;background:color-mix(in srgb,var(--primary) 6%,transparent);border-left:3px solid var(--primary);border-radius:0 var(--r) var(--r) 0}
.ruishuprose dt a{color:var(--ink)}
.ruishuprose dt a:hover{color:var(--primary)}
.ruishuprose dd{margin:.4em 0 .8em 1.2em;color:var(--muted);line-height:1.7}
.ruishuprose dd a{font-size:.85rem;font-weight:600}
/* 行情页专属样式 */
.ruishumkt-summary{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:calc(var(--sp)*1.2);margin-bottom:calc(var(--sp)*1.6)}
.ruishumkt-box{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:calc(var(--sp)*1)}
.ruishumkt-box h3{font-size:.95rem;margin:0 0 .6em;color:var(--primary)}
.ruishumkt-row{display:flex;align-items:baseline;gap:.8rem;padding:.35em 0;border-bottom:1px solid var(--line)}
.ruishumkt-row:last-child{border-bottom:0}
.ruishumkt-row span{flex:1;font-weight:600;font-size:.9rem}
.ruishumkt-row b{font-family:var(--head);font-size:1rem}
.ruishumkt-row i{font-style:normal;font-weight:700;font-size:.85rem}
.ruishumkt-row i.up{color:#e03131}
.ruishumkt-row i.down{color:#2f9e44}
.ruishumkt-full-wrap{overflow-x:auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:.4rem .4rem 0}
.ruishumkt-full{width:100%;border-collapse:collapse;font-size:.92rem;min-width:800px}
.ruishumkt-full th{color:var(--muted);font-weight:600;font-size:.82rem;text-align:left;padding:.7em .9em;border-bottom:2px solid var(--line)}
.ruishumkt-full td{padding:.65em .9em;border-bottom:1px solid var(--line)}
.ruishumkt-full tr:last-child td{border-bottom:0}
.ruishumkt-full tr:hover td{background:color-mix(in srgb,var(--primary) 4%,transparent)}
.ruishumkt-full .up{color:#e03131;font-weight:700}
.ruishumkt-full .down{color:#2f9e44;font-weight:700}
.ruishuspark{display:inline-block;vertical-align:middle}
.ruishuspark.up polyline{stroke:#e03131}
.ruishuspark.down polyline{stroke:#2f9e44}
@media(max-width:760px){.ruishumkt-summary{grid-template-columns:1fr}}
/* Hero 行情面板 */
.ruishuhmkt{margin-top:calc(var(--sp)*1.6);background:var(--surface);border:1px solid var(--line);border-radius:calc(var(--r) + 4px);padding:calc(var(--sp)*1.1);box-shadow:0 12px 32px -16px color-mix(in srgb,var(--ink) 18%,transparent)}
.ruishuhero-in .ruishuhmkt{margin-top:0}
.ruishuhmkt-h{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:.7rem;font-size:.82rem;color:var(--muted)}
.ruishuhmkt-h span{font-weight:700;color:var(--primary);font-size:.9rem;letter-spacing:.03em}
.ruishuhmkt-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:.5rem}
.ruishuhmkt-i{display:flex;flex-direction:column;gap:.2rem;padding:.6em .5em;border-radius:var(--r);background:var(--bg);border:1px solid var(--line);text-align:center;text-decoration:none;transition:transform .15s}
.ruishuhmkt-i:hover{transform:translateY(-2px);text-decoration:none}
.ruishuhmkt-code{font-size:.75rem;font-weight:600;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ruishuhmkt-price{font-family:var(--head);font-size:1.05rem;color:var(--ink);line-height:1.2}
.ruishuhmkt-chg{font-size:.8rem;font-weight:700}
.ruishuhmkt-chg.up{color:#e03131}
.ruishuhmkt-chg.down{color:#2f9e44}
.ruishuhmkt-note{font-size:.72rem;color:var(--muted);text-align:right;margin:.5em 0 0}
.ruishuhmkt-note a{color:var(--primary);font-weight:600}
@media(max-width:760px){.ruishuhmkt-grid{grid-template-columns:repeat(2,1fr)}}
/* 面包屑 */
.ruishucrumb{font-size:.88rem;color:var(--muted);padding:.9rem 0 0}
.ruishucrumb a{color:var(--muted)}
/* Hero 通用 */
.ruishuhero{padding:calc(var(--sp)*3) 0}
.ruishuhero-kicker{display:inline-block;background:color-mix(in srgb, var(--accent) 15%, transparent);color:var(--accent);font-weight:600;font-size:.85rem;padding:.25em .8em;border-radius:999px;margin-bottom:1rem}
.ruishuhero p{color:var(--muted);font-size:1.08rem;max-width:42em}
/* 卡片网格 */
.ruishugrid{display:grid;grid-template-columns:repeat(4,1fr);gap:calc(var(--sp)*1.2)}
.ruishucard{background:var(--surface);border-radius:var(--r);overflow:hidden;box-shadow:6px 6px 0 var(--primary);border:2px solid var(--ink);transition:transform .18s, box-shadow .18s;display:flex;flex-direction:column}
.ruishucard:hover{transform:translateY(-4px)}
.ruishucard img{aspect-ratio:16/9;object-fit:cover;width:100%}
.ruishucard-bd{padding:calc(var(--sp)*1.1)}
.ruishucard-bd h3{margin-bottom:.35em}
.ruishucard-bd p{color:var(--muted);font-size:.93rem;margin:0}
.ruishutag{display:inline-block;font-size:.78rem;background:color-mix(in srgb, var(--primary) 10%, transparent);color:var(--primary);padding:.15em .7em;border-radius:999px;margin-bottom:.55rem;font-weight:600}
/* 列表式 */
.ruishurows{display:flex;flex-direction:column;gap:calc(var(--sp)*1.1)}
.ruishurow{display:flex;gap:calc(var(--sp)*1.2);background:var(--surface);border-radius:var(--r);padding:calc(var(--sp)*1.05);box-shadow:6px 6px 0 var(--primary);border:2px solid var(--ink);align-items:center}
.ruishurow img{width:220px;aspect-ratio:4/3;object-fit:cover;border-radius:calc(var(--r) - 2px);flex:none}
.ruishurow-bd h3{margin:.1em 0 .3em}
.ruishurow-bd p{color:var(--muted);margin:0;font-size:.95rem}
/* 区块标题 */
.ruishusec{padding:calc(var(--sp)*2.4) 0}
.ruishusec-h{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;margin-bottom:calc(var(--sp)*1.4)}
.ruishusec-h h2{margin:0}
.ruishusec-h a{font-weight:600;font-size:.92rem}
/* 文章版式 */
.ruishuart{display:grid;gap:calc(var(--sp)*2)}


.ruishuart{grid-template-columns:minmax(0,1fr);max-width:820px;margin:0 auto}

.ruishuart-feat{margin:0 0 1.4em}.ruishuart-feat img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r)}
.ruishuprose{font-size:1.02rem}
.ruishuprose h2{margin-top:1.6em}
.ruishuprose h3{margin-top:1.4em}
.ruishuprose figure{margin:1.6em 0}
.ruishuprose figcaption{font-size:.85rem;color:var(--muted);text-align:center;margin-top:.4em}
.ruishuprose ul,.ruishuprose ol{padding-left:1.4em}
.ruishuprose table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:.95rem}
.ruishuprose th,.ruishuprose table td{border:1px solid var(--line);padding:.55em .8em;text-align:left}
.ruishuprose th{background:color-mix(in srgb, var(--primary) 8%, transparent)}
.ruishuprose blockquote{margin:1.4em 0;padding:.8em 1.2em;border-left:4px solid var(--primary);background:color-mix(in srgb, var(--primary) 5%, transparent);border-radius:0 var(--r) var(--r) 0}
.ruishuside{display:flex;flex-direction:column;gap:calc(var(--sp)*1.2)}
.ruishuside-box{background:var(--surface);border-radius:var(--r);padding:calc(var(--sp)*1.1);box-shadow:6px 6px 0 var(--primary);border:2px solid var(--ink);}
.ruishuside-box h3{margin-bottom:.6em;font-size:1.05rem}
.ruishuside-box ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.55em}
.ruishuside-box a{color:var(--ink);font-size:.94rem;line-height:1.5}
.ruishuside-box a:hover{color:var(--primary)}
/* FAQ */
.ruishufaq{margin:2em 0}
.ruishufaq details{background:var(--surface);border-radius:var(--r);padding:.9em 1.2em;margin-bottom:.7em;box-shadow:6px 6px 0 var(--primary);border:2px solid var(--ink);}
.ruishufaq summary{font-weight:600;cursor:pointer}
.ruishufaq details[open] summary{color:var(--primary)}
.ruishufaq details p{margin:.7em 0 0;color:var(--muted)}
/* 页脚 */
.ruishuftr{background:var(--surface);border-top:1px solid var(--line);margin-top:calc(var(--sp)*3);padding:calc(var(--sp)*2.4) 0;color:var(--muted);font-size:.92rem}
.ruishuftr-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:calc(var(--sp)*1.4) calc(var(--sp)*1.8)}
.ruishuftr-grid > div{display:flex;flex-direction:column;gap:.35rem;min-width:0}
.ruishuftr h4{color:var(--ink);font-size:.88rem;margin:0 0 .5em;padding-bottom:.35em;border-bottom:2px solid color-mix(in srgb,var(--primary) 25%,transparent);font-family:var(--head);letter-spacing:.02em}
.ruishuftr a{color:var(--muted);display:block;padding:.15em 0;line-height:1.5}
.ruishuftr a:hover{color:var(--primary)}
.ruishuftr p{margin:0;line-height:1.6}
.ruishuftr-bt{border-top:1px solid var(--line);margin-top:calc(var(--sp)*1.6);padding-top:calc(var(--sp)*1.2);display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.ruishuhero-cta{display:flex;gap:.8rem;margin-top:1.2rem;flex-wrap:wrap}
.ruishubtn-ghost{background:transparent;color:var(--primary);border:2px solid var(--primary)}
.ruishurank{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.65rem}
.ruishurank li{display:flex;align-items:baseline;gap:.8rem;background:var(--surface);border-radius:var(--r);padding:.6em 1em;border:1px solid var(--line)}
.ruishurank b{font-family:var(--head);color:var(--primary);flex:none}
.ruishurank a{color:var(--ink);flex:1;min-width:0;font-weight:500;overflow-wrap:anywhere}
.ruishurank a:hover{color:var(--primary)}
.ruishurank span{font-size:.8rem;color:var(--muted);flex:none;max-width:52%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ruishutagrows{display:flex;flex-direction:column;gap:.95rem}
.ruishutagrow{display:flex;flex-wrap:wrap;align-items:center;gap:.55rem .7rem}
.ruishutagcat{font-weight:700;color:var(--primary);font-size:.9rem;flex:none;min-width:5.5em}
.ruishutagrow a{padding:.32em .95em;border-radius:999px;background:var(--surface);border:1px solid var(--line);color:var(--ink);font-size:.9rem;white-space:nowrap}
.ruishutagrow a:hover{border-color:var(--primary);color:var(--primary);text-decoration:none}
.ruishubrandbox{display:grid;grid-template-columns:1.2fr .8fr;gap:calc(var(--sp)*2);background:var(--surface);border-radius:var(--r);padding:calc(var(--sp)*2);border:1px solid var(--line);align-items:center}
.ruishubrandbox-l{display:flex;flex-direction:column;gap:.6rem;align-items:flex-start}
.ruishufeats{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:.9rem}
.ruishufeats li{display:flex;flex-direction:column;gap:.15rem}
.ruishufeats b{color:var(--primary)}
.ruishufeats span{font-size:.85rem;color:var(--muted)}
.ruishucta{background:linear-gradient(120deg,var(--primary),color-mix(in srgb,var(--accent) 65%,var(--primary)));color:#fff;text-align:center;padding:calc(var(--sp)*3) 0}
.ruishucta h2{color:#fff}
.ruishucta p{color:color-mix(in srgb,#fff 85%,transparent);margin-bottom:1.2rem}
.ruishucta .ruishubtn{background:#fff;color:var(--primary);border-color:#fff}
@media(max-width:820px){.brandbox{grid-template-columns:1fr}.feats{grid-template-columns:1fr 1fr}}
.ruishuticker{position:relative;overflow:hidden;background:var(--surface);border-bottom:1px solid var(--line);font-size:.86rem}
.ruishuticker:hover .ruishutick-track{animation-play-state:paused}
.ruishutick-track{display:flex;gap:2.4rem;width:max-content;padding:.5rem 0;animation:ruishutick 42s linear infinite}
@keyframes ruishutick{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.ruishutick-i{display:flex;align-items:baseline;gap:.45rem;white-space:nowrap}
.ruishutick-i b{color:var(--ink)}
.ruishutick-i i,.ruishutick-i em{font-style:normal;font-weight:600}
.ruishutick-i .up{color:#e03131}.ruishutick-i .down{color:#2f9e44}
.ruishutick-note{position:absolute;right:0;top:0;bottom:0;display:flex;align-items:center;padding:0 .8rem;background:linear-gradient(90deg,transparent,var(--surface) 30%);color:var(--muted);font-size:.72rem;pointer-events:none}
.ruishumktable-wrap{overflow-x:auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:.4rem .4rem 0}
.ruishumktable{width:100%;border-collapse:collapse;font-size:.94rem;min-width:640px}
.ruishumktable th{color:var(--muted);font-weight:600;font-size:.84rem;text-align:left;padding:.7em .9em;border-bottom:1px solid var(--line)}
.ruishumktable td{padding:.72em .9em;border-bottom:1px solid var(--line)}
.ruishumktable tr:last-child td{border-bottom:0}
.ruishumktable tr:hover td{background:color-mix(in srgb,var(--primary) 4%,transparent)}
.ruishumktable .up{color:#e03131;font-weight:700}.ruishumktable .down{color:#2f9e44;font-weight:700}
.ruishumktable-note{font-size:.74rem;color:var(--muted);padding:.5em .9em .7em;margin:0}
.ruishuprods{display:grid;grid-template-columns:repeat(4,1fr);gap:calc(var(--sp)*1.1)}
.ruishuprod{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:transform .18s;color:var(--ink)}
.ruishuprod:hover{transform:translateY(-4px);text-decoration:none}
.ruishuprod img{aspect-ratio:16/9;object-fit:cover;width:100%}
.ruishuprod-bd{padding:1em 1.1em 1.2em}
.ruishuprod-bd h3{margin:0 0 .3em}
.ruishuprod-bd p{margin:0 0 .6em;color:var(--muted);font-size:.88rem}
.ruishuprod-cta{color:var(--primary);font-weight:600;font-size:.88rem}
.ruishutrust{display:grid;grid-template-columns:repeat(4,1fr);gap:calc(var(--sp)*1.1)}
.ruishutrust-i{display:flex;gap:.9rem;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:1.1em}
.ruishutrust-ico{font-size:1.5rem;line-height:1}
.ruishutrust-i h3{margin:0 0 .2em;font-size:1rem}
.ruishutrust-i p{margin:0;font-size:.85rem;color:var(--muted)}
@media(max-width:900px){.ruishuprods{grid-template-columns:repeat(2,1fr)}.ruishutrust{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.ruishuprods{grid-template-columns:1fr}.ruishutrust{grid-template-columns:1fr}}
/* 骨架特化 */
.ruishumaincols{display:grid;grid-template-columns:240px minmax(0,1fr);gap:calc(var(--sp)*1.6)}@media(max-width:820px){.ruishumaincols{grid-template-columns:1fr}}.ruishucatnav{background:var(--surface);border-radius:var(--r);padding:1em;border:1px solid var(--line)}.ruishucatnav a{display:block;padding:.5em .7em;border-radius:var(--r);color:var(--ink);font-size:.94rem}.ruishucatnav a:hover{background:color-mix(in srgb,var(--primary) 8%,transparent);color:var(--primary);text-decoration:none}
/* 分页&404 */
.ruishup404{text-align:center;padding:calc(var(--sp)*4) 0}
.ruishup404 b{font-family:var(--head);font-size:5rem;color:var(--primary);display:block;line-height:1}
@media (max-width:1180px){
.ruishunav a{padding:.42em .6em;font-size:.88rem}
.ruishubrand{font-size:1.05rem}
.ruishuauth .ruishubtn-sm{padding:.38em .85em}
}
@media (max-width:900px){
.ruishuburger{display:inline-flex;flex-direction:column;gap:5px;background:none;border:0;padding:10px;margin-left:auto;cursor:pointer;border-radius:var(--r)}
.ruishuburger i{display:block;width:22px;height:2.5px;background:var(--ink);border-radius:2px;transition:transform .2s,opacity .2s}
.ruishuhdr.open .ruishuburger i:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.ruishuhdr.open .ruishuburger i:nth-child(2){opacity:0}
.ruishuhdr.open .ruishuburger i:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
.ruishuhdr{position:sticky}
.ruishuhdr-in{flex-direction:row!important;align-items:center}
.ruishunavwrap{display:none;position:absolute;top:100%;left:0;right:0;background:var(--surface);border-bottom:1px solid var(--line);box-shadow:0 14px 28px -12px color-mix(in srgb,var(--ink) 25%,transparent);padding:.6rem var(--sp) calc(var(--sp)*0.9);flex-direction:column;gap:.3rem;z-index:60}
.ruishuhdr.open .ruishunavwrap{display:flex}
.ruishunav{flex-direction:column;gap:.15rem;margin:0;flex-wrap:nowrap}
.ruishunav a{display:block;padding:.6em .8em}
.ruishuauth{margin:.5rem 0 0;border-top:1px solid var(--line);padding-top:.7rem}.ruishugrid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.ruishugrid{grid-template-columns:1fr}.ruishurow{flex-direction:column;align-items:stretch}.ruishurow img{width:100%}.ruishuhdr-in{min-height:56px}.ruishuftr-grid{grid-template-columns:repeat(auto-fit,minmax(140px,1fr))}}

/* build:72 rev:19 */
.ruishu{letter-spacing:0.001em}