/* roulang page: index */
:root{
  --jy-bg-0:#070A12;
  --jy-bg-1:#0C1220;
  --jy-surface:rgba(18,26,44,.62);
  --jy-surface-2:rgba(28,38,62,.55);
  --jy-line:rgba(255,255,255,.08);
  --jy-line-cyan:rgba(56,224,200,.28);
  --jy-primary:#35E0C8;
  --jy-primary-deep:#14A88F;
  --jy-secondary:#7C5CFF;
  --jy-accent:#FFB020;
  --jy-text:#E9EFFA;
  --jy-text-dim:#9AA7C0;
  --jy-text-mute:#6B7A96;
  --jy-glow:0 0 0 1px rgba(53,224,200,.45),0 10px 30px rgba(53,224,200,.28);
  --jy-shadow:0 10px 30px rgba(2,6,18,.55);
  --jy-r-lg:20px;
  --jy-r:16px;
  --jy-r-sm:12px;
  --jy-r-xs:10px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--jy-bg-0);color:var(--jy-text);font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;font-size:16px;line-height:1.85;overflow-x:hidden;-webkit-font-smoothing:antialiased}
body,button,input,select,textarea{font-family:inherit}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--jy-primary)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{cursor:pointer;border:0;background:none;color:inherit;font-size:inherit;line-height:inherit}
:focus-visible{outline:2px solid var(--jy-primary);outline-offset:2px}
section[id],article[id]{scroll-margin-top:92px}
.jy-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.grid-x{display:flex;flex-flow:row wrap}
.cell{flex:1 1 auto;min-width:0}
.jy-cards>.cell{margin-bottom:24px}

/* ---------- 通用按钮 ---------- */
.jy-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 24px;border-radius:12px;font-size:15px;font-weight:600;letter-spacing:.01em;white-space:nowrap;transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,border-color .18s ease,color .18s ease}
.jy-btn-primary{background:linear-gradient(135deg,var(--jy-primary) 0%,var(--jy-primary-deep) 100%);color:#04211D;box-shadow:var(--jy-glow)}
.jy-btn-primary:hover{color:#04211D;filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 0 0 1px rgba(53,224,200,.55),0 14px 38px rgba(53,224,200,.36)}
.jy-btn-primary:active{transform:translateY(1px);filter:brightness(.96)}
.jy-btn-ghost{background:transparent;border:1px solid var(--jy-line-cyan);color:#CFF7F0}
.jy-btn-ghost:hover{background:rgba(53,224,200,.08);color:var(--jy-primary)}
.jy-btn-ghost:active{transform:translateY(1px)}
.jy-btn-sm{min-height:38px;padding:0 18px;font-size:14px}
.jy-btn-block{width:100%}
.jy-text-btn{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;color:var(--jy-primary)}
.jy-text-btn i{transition:transform .2s ease}
.jy-text-btn:hover i{transform:translateX(4px)}
.jy-text-btn:focus-visible{outline:2px solid var(--jy-primary);outline-offset:3px;border-radius:4px}

/* ---------- 徽章 / 标签 ---------- */
.jy-badge{display:inline-flex;align-items:center;gap:5px;padding:3px 11px;font-size:12px;line-height:1.6;border-radius:999px;white-space:nowrap}
.jy-badge-cy{color:var(--jy-primary);background:rgba(53,224,200,.07);box-shadow:inset 0 0 0 1px var(--jy-line-cyan)}
.jy-badge-pu{color:#C4B7FF;background:rgba(124,92,255,.16);box-shadow:inset 0 0 0 1px rgba(124,92,255,.3)}
.jy-badge-time{color:var(--jy-text-mute);box-shadow:inset 0 0 0 1px var(--jy-line)}
.jy-badge-warn{color:var(--jy-accent);background:rgba(255,176,32,.12);box-shadow:inset 0 0 0 1px rgba(255,176,32,.3)}

/* ---------- 导航 ---------- */
.jy-header{position:fixed;top:0;left:0;right:0;z-index:80;transition:background-color .3s ease,backdrop-filter .3s ease,border-color .3s ease}
.jy-header.is-stuck{background:rgba(7,10,18,.86);-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);border-bottom:1px solid var(--jy-line)}
.jy-nav{display:flex;align-items:center;gap:18px;height:74px}
.jy-logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.jy-logo-mark{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;font-size:17px;font-weight:800;color:#052026;background:linear-gradient(135deg,var(--jy-primary) 0%,#5FF0DC 45%,var(--jy-secondary) 100%);box-shadow:0 8px 20px rgba(53,224,200,.22);flex:0 0 40px}
.jy-logo-text{font-size:17px;font-weight:700;letter-spacing:.02em;white-space:nowrap}
.jy-menu{display:flex;align-items:center;gap:4px;margin-left:auto;padding:5px;border-radius:999px;background:rgba(18,26,44,.55);border:1px solid var(--jy-line);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}
.jy-menu a{padding:8px 18px;border-radius:999px;font-size:14.5px;color:var(--jy-text-dim);white-space:nowrap;transition:color .2s ease,background-color .2s ease,box-shadow .2s ease}
.jy-menu a:hover{color:var(--jy-text);background:rgba(255,255,255,.05)}
.jy-menu a.is-active{color:var(--jy-primary);background:rgba(53,224,200,.1);box-shadow:inset 0 0 0 1px var(--jy-line-cyan)}
.jy-nav-actions{display:flex;align-items:center;gap:12px;margin-left:12px}
.jy-icon-btn{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--jy-line);color:var(--jy-text-dim);transition:.2s ease}
.jy-icon-btn:hover{color:var(--jy-primary);border-color:var(--jy-line-cyan);background:rgba(53,224,200,.08)}
.jy-burger{display:none;flex-direction:column;justify-content:center;gap:5px;width:42px;height:42px;border-radius:12px;border:1px solid var(--jy-line);padding:0 11px}
.jy-burger span{display:block;height:2px;border-radius:2px;background:var(--jy-text);transition:.25s ease}
.jy-burger:hover{border-color:var(--jy-line-cyan)}

/* ---------- 抽屉菜单 ---------- */
.jy-drawer{position:fixed;inset:0;z-index:90;background:rgba(4,7,14,.72);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease}
.jy-drawer.is-open{opacity:1;visibility:visible}
.jy-drawer-panel{position:absolute;top:0;right:0;bottom:0;width:min(84vw,360px);background:var(--jy-bg-1);border-left:1px solid var(--jy-line);padding:24px 22px;display:flex;flex-direction:column;transform:translateX(100%);transition:transform .3s ease;overflow-y:auto}
.jy-drawer.is-open .jy-drawer-panel{transform:translateX(0)}
.jy-drawer-nav{display:flex;flex-direction:column;gap:6px;margin-top:24px}
.jy-drawer-nav a{padding:13px 16px;border-radius:12px;font-size:15px;color:var(--jy-text-dim);border:1px solid transparent}
.jy-drawer-nav a:hover{color:var(--jy-text);background:rgba(255,255,255,.04)}
.jy-drawer-nav a.is-active{color:var(--jy-primary);background:rgba(53,224,200,.1);box-shadow:inset 0 0 0 1px var(--jy-line-cyan)}
.jy-drawer-foot{margin-top:auto;padding-top:24px}
.jy-drawer-tip{font-size:13px;line-height:1.7;color:var(--jy-text-mute);margin-bottom:16px}

/* ---------- Hero ---------- */
.jy-hero{position:relative;display:flex;align-items:center;min-height:640px;padding:140px 0 88px;background:#070A12 url(/assets/images/backpic/back-1.webp) center/cover no-repeat;overflow:hidden}
.jy-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,10,18,.94) 0%,rgba(7,10,18,.78) 45%,rgba(7,10,18,.97) 100%)}
.jy-hero::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 35%,rgba(53,224,200,.16),transparent 52%),radial-gradient(circle at 82% 18%,rgba(124,92,255,.14),transparent 48%);pointer-events:none}
.jy-hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:64px 64px;opacity:.6;-webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 78%);mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 78%);pointer-events:none}
.jy-hero-inner{position:relative;z-index:2;width:100%}
.jy-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.06em;color:var(--jy-primary);padding:6px 14px;border-radius:999px;background:rgba(53,224,200,.08);box-shadow:inset 0 0 0 1px var(--jy-line-cyan)}
.jy-h1{margin:22px 0 16px;font-size:clamp(30px,4.6vw,54px);line-height:1.14;font-weight:800;letter-spacing:-.01em}
.jy-hero-sub{font-size:17px;line-height:1.7;color:var(--jy-text-dim);max-width:520px}
.jy-hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 26px}
.jy-trust{display:flex;flex-wrap:wrap;align-items:center;gap:0 18px;font-size:13.5px;color:var(--jy-text-mute)}
.jy-trust li{display:inline-flex;align-items:center;gap:7px}
.jy-trust i{color:var(--jy-primary);font-size:12.5px}
.jy-trust li+li{padding-left:18px;border-left:1px solid var(--jy-line)}

/* ---------- 入口面板 ---------- */
.jy-hero-panel-cell{margin-top:36px}
.jy-panel{position:relative;border-radius:var(--jy-r-lg);padding:28px;background:var(--jy-surface-2);border:1px solid var(--jy-line);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);box-shadow:0 20px 50px rgba(2,6,18,.6),inset 0 1px 0 rgba(255,255,255,.08)}
.jy-panel::before{content:"";position:absolute;left:22px;right:22px;top:0;height:1px;background:linear-gradient(90deg,transparent,var(--jy-primary),transparent);opacity:.7}
.jy-panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:6px}
.jy-panel-head h2{font-size:19px;font-weight:700;line-height:1.4}
.jy-form label{display:block;font-size:13px;color:var(--jy-text-dim);margin:16px 0 8px}
.jy-form input{width:100%;height:46px;padding:0 14px;border-radius:var(--jy-r-xs);background:rgba(255,255,255,.05);border:1px solid var(--jy-line);color:var(--jy-text);font-size:15px;transition:border-color .2s ease,box-shadow .2s ease}
.jy-form input::placeholder{color:var(--jy-text-mute)}
.jy-form input:focus{outline:none;border-color:var(--jy-primary);box-shadow:0 0 0 3px rgba(53,224,200,.15)}
.jy-form .jy-btn{margin-top:22px}
.jy-form-tip{margin-top:14px;font-size:13px;line-height:1.65;color:var(--jy-text-mute);display:flex;gap:8px;align-items:flex-start}
.jy-form-tip i{margin-top:4px;color:var(--jy-primary)}
.jy-panel-links{display:flex;gap:20px;flex-wrap:wrap;margin-top:18px;padding-top:18px;border-top:1px solid var(--jy-line);font-size:13.5px;color:var(--jy-text-dim)}

/* ---------- 快捷入口条 ---------- */
.jy-quickbar{background:var(--jy-bg-1);border-top:1px solid var(--jy-line);border-bottom:1px solid var(--jy-line)}
.jy-quick-list{display:flex;justify-content:center;flex-wrap:wrap;gap:14px;padding:18px 0}
.jy-quick-list a{display:inline-flex;align-items:center;gap:10px;padding:10px 22px;border-radius:999px;font-size:14.5px;color:var(--jy-text-dim);border:1px solid var(--jy-line);background:rgba(255,255,255,.02);transition:.2s ease}
.jy-quick-list a:hover{color:var(--jy-primary);border-color:var(--jy-line-cyan);background:rgba(53,224,200,.08);transform:translateY(-2px)}
.jy-quick-list i{color:var(--jy-primary)}

/* ---------- 板块 ---------- */
.jy-section{padding:88px 0}
.jy-section-alt{background:var(--jy-bg-1);border-top:1px solid var(--jy-line);border-bottom:1px solid var(--jy-line)}
.jy-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:32px}
.jy-section-head h2{font-size:clamp(23px,3vw,36px);line-height:1.28;font-weight:700;margin-top:12px}
.jy-section-head .jy-text-btn{padding-bottom:6px}

/* ---------- 卡片 ---------- */
.jy-card{position:relative;display:flex;flex-direction:column;height:100%;border-radius:var(--jy-r);overflow:hidden;background:var(--jy-surface);border:1px solid var(--jy-line);box-shadow:var(--jy-shadow),inset 0 1px 0 rgba(255,255,255,.06);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}
.jy-card:hover{transform:translateY(-4px);border-color:var(--jy-line-cyan);box-shadow:0 20px 46px rgba(2,6,18,.72),inset 0 1px 0 rgba(255,255,255,.08)}
.jy-card-link{position:absolute;inset:0;z-index:1;border-radius:var(--jy-r)}
.jy-card-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,#101B30,#1B2745);z-index:0}
.jy-card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .24s ease}
.jy-card:hover .jy-card-cover img{transform:scale(1.03)}
.jy-card-cover.is-fallback::before{content:attr(data-fb);position:absolute;inset:0;display:grid;place-items:center;font-size:22px;font-weight:800;color:rgba(233,239,250,.28);background:linear-gradient(135deg,#122036,#1D2B4A)}
.jy-card-cover .jy-badge{position:absolute;left:12px;top:12px;z-index:2;background:rgba(7,10,18,.72);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.jy-card-body{padding:20px 20px 18px;display:flex;flex-direction:column;flex:1;position:relative;z-index:2;pointer-events:none}
.jy-card-title{font-size:17px;line-height:1.5;font-weight:600;margin:10px 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s ease}
.jy-card:hover .jy-card-title{color:var(--jy-primary)}
.jy-card-sum{font-size:14.5px;line-height:1.75;color:var(--jy-text-dim);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.jy-card-foot{margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--jy-text-mute)}
.jy-card-foot .jy-text-btn{pointer-events:auto;position:relative;z-index:3}
.jy-card-lg .jy-card-title{font-size:20px}
.jy-card-lg .jy-card-sum{-webkit-line-clamp:3;font-size:15px}
.jy-card-lg .jy-card-body{padding:24px}

/* ---------- 资讯列表 ---------- */
.jy-news-item{position:relative;display:flex;gap:20px;padding:20px;margin-bottom:18px;border-radius:var(--jy-r);background:var(--jy-surface);border:1px solid var(--jy-line);box-shadow:var(--jy-shadow);transition:transform .2s ease,border-color .2s ease}
.jy-news-item:last-child{margin-bottom:0}
.jy-news-item:hover{transform:translateY(-2px);border-color:var(--jy-line-cyan)}
.jy-news-item .jy-card-link{z-index:1}
.jy-news-thumb{flex:0 0 220px;width:220px;height:140px;border-radius:12px;overflow:hidden;background:linear-gradient(135deg,#101B30,#1B2745);position:relative}
.jy-news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .24s ease}
.jy-news-item:hover .jy-news-thumb img{transform:scale(1.03)}
.jy-news-thumb.is-fallback::before{content:attr(data-fb);position:absolute;inset:0;display:grid;place-items:center;font-size:18px;font-weight:800;color:rgba(233,239,250,.28);background:linear-gradient(135deg,#122036,#1D2B4A)}
.jy-news-body{flex:1;min-width:0;position:relative;z-index:2;pointer-events:none}
.jy-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.jy-news-title{font-size:17.5px;font-weight:600;line-height:1.5;margin:10px 0 8px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;transition:color .2s ease}
.jy-news-item:hover .jy-news-title{color:var(--jy-primary)}
.jy-news-sum{font-size:14.5px;line-height:1.75;color:var(--jy-text-dim);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.jy-news-foot{margin-top:12px;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--jy-text-mute)}
.jy-news-foot .jy-text-btn{pointer-events:auto;position:relative;z-index:3}
.jy-list-more{display:flex;justify-content:center;margin-top:28px}

/* ---------- 侧栏 ---------- */
.jy-side-card{border-radius:var(--jy-r);padding:22px;background:var(--jy-surface);border:1px solid var(--jy-line);margin-bottom:20px;box-shadow:var(--jy-shadow)}
.jy-side-card h3{font-size:16px;font-weight:600;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.jy-side-card h3 i{color:var(--jy-primary);font-size:14px}
.jy-rank li{display:flex;gap:12px;align-items:flex-start;padding:10px 0;border-bottom:1px dashed var(--jy-line);font-size:14px;line-height:1.6}
.jy-rank li:last-child{border-bottom:0}
.jy-rank-no{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;color:var(--jy-text-mute);flex:0 0 20px;padding-top:2px}
.jy-rank li:nth-child(-n+3) .jy-rank-no{color:var(--jy-primary)}
.jy-rank a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;color:var(--jy-text-dim)}
.jy-rank a:hover{color:var(--jy-primary)}
.jy-side-empty{font-size:13.5px;color:var(--jy-text-mute)}
.jy-tags{display:flex;flex-wrap:wrap;gap:10px}
.jy-tags a{padding:6px 14px;font-size:13px;border-radius:999px;color:var(--jy-text-dim);box-shadow:inset 0 0 0 1px var(--jy-line);transition:.2s ease}
.jy-tags a:hover{color:var(--jy-primary);box-shadow:inset 0 0 0 1px var(--jy-line-cyan);background:rgba(53,224,200,.07)}
.jy-side-cta{background:linear-gradient(160deg,rgba(53,224,200,.12),rgba(124,92,255,.1));border:1px solid var(--jy-line-cyan);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}
.jy-side-cta p{font-size:14px;line-height:1.75;color:var(--jy-text-dim);margin-bottom:16px}

/* ---------- 空态 ---------- */
.jy-empty{display:grid;place-items:center;gap:12px;text-align:center;padding:56px 24px;border-radius:var(--jy-r-lg);background:var(--jy-surface-2);border:1px solid var(--jy-line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}
.jy-empty i{font-size:30px;color:var(--jy-text-mute)}
.jy-empty p{color:var(--jy-text-dim);font-size:15px}

/* ---------- 评价轮播 ---------- */
.jy-carousel{position:relative}
.jy-carousel-track{display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 2px 18px;scrollbar-width:none;-ms-overflow-style:none}
.jy-carousel-track::-webkit-scrollbar{display:none}
.jy-review{flex:0 0 calc((100% - 24px)/2);scroll-snap-align:start;padding:24px;border-radius:var(--jy-r);background:var(--jy-surface);border:1px solid var(--jy-line);box-shadow:var(--jy-shadow);transition:border-color .2s ease}
.jy-review:hover{border-color:var(--jy-line-cyan)}
.jy-review-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.jy-avatar{width:46px;height:46px;border-radius:50%;flex:0 0 46px;display:grid;place-items:center;font-weight:700;font-size:16px;color:#04211D;background:linear-gradient(135deg,var(--jy-primary),var(--jy-secondary))}
.jy-review-name{font-size:14.5px;font-weight:600;line-height:1.4}
.jy-stars{display:flex;gap:3px;color:var(--jy-accent);font-size:12.5px;margin-top:4px}
.jy-review p{font-size:14.5px;line-height:1.8;color:var(--jy-text-dim)}
.jy-review-src{margin-top:14px;font-size:12.5px;color:var(--jy-text-mute)}
.jy-carousel-nav{display:flex;align-items:center;justify-content:center;gap:18px;margin-top:8px}
.jy-round-btn{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--jy-line);color:var(--jy-text-dim);transition:.2s ease}
.jy-round-btn:hover{color:var(--jy-primary);border-color:var(--jy-line-cyan);background:rgba(53,224,200,.08)}
.jy-dots{display:flex;align-items:center;gap:8px}
.jy-dot{width:8px;height:8px;border-radius:999px;background:rgba(255,255,255,.18);transition:.25s ease;padding:0}
.jy-dot.is-active{width:26px;background:var(--jy-primary)}

/* ---------- 保障条 ---------- */
.jy-guarantee{display:grid;grid-template-columns:repeat(4,1fr);border-radius:var(--jy-r-lg);background:var(--jy-surface);border:1px solid var(--jy-line);overflow:hidden;box-shadow:var(--jy-shadow)}
.jy-guarantee-item{padding:28px 22px;transition:background-color .2s ease}
.jy-guarantee-item+.jy-guarantee-item{border-left:1px solid var(--jy-line)}
.jy-guarantee-item:hover{background:rgba(53,224,200,.05)}
.jy-guarantee-item i{font-size:18px;color:var(--jy-primary)}
.jy-guarantee-item h3{font-size:16px;font-weight:600;margin:12px 0 6px}
.jy-guarantee-item p{font-size:13.5px;line-height:1.7;color:var(--jy-text-dim)}

/* ---------- CTA ---------- */
.jy-cta{position:relative;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;padding:44px 48px;border-radius:var(--jy-r-lg);background:var(--jy-surface-2);border:1px solid var(--jy-line);overflow:hidden;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:var(--jy-shadow)}
.jy-cta::before{content:"";position:absolute;top:-120px;left:-80px;width:420px;height:420px;background:radial-gradient(circle,rgba(53,224,200,.14),transparent 65%);pointer-events:none}
.jy-cta::after{content:"";position:absolute;right:-100px;bottom:-140px;width:380px;height:380px;background:radial-gradient(circle,rgba(124,92,255,.12),transparent 65%);pointer-events:none}
.jy-cta-text,.jy-cta-btns{position:relative;z-index:1}
.jy-cta h2{font-size:clamp(22px,2.6vw,30px);line-height:1.35;font-weight:700}
.jy-cta p{margin-top:10px;font-size:15px;line-height:1.75;color:var(--jy-text-dim);max-width:520px}
.jy-cta-btns{display:flex;gap:14px;flex-wrap:wrap}
.jy-cta-btns .jy-btn-primary{background:linear-gradient(135deg,var(--jy-primary),var(--jy-primary-deep));color:#04211D;box-shadow:var(--jy-glow)}

/* ---------- FAQ ---------- */
.jy-faq-item{border-radius:14px;background:var(--jy-surface);border:1px solid var(--jy-line);margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.jy-faq-item.is-open{border-color:var(--jy-line-cyan);box-shadow:0 0 0 1px rgba(53,224,200,.14),0 12px 30px rgba(2,6,18,.5)}
.jy-acc-btn{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;font-size:16px;font-weight:600;line-height:1.6;text-align:left;color:var(--jy-text)}
.jy-acc-btn:hover{color:var(--jy-primary)}
.jy-acc-btn i{transition:transform .2s ease;color:var(--jy-primary);font-size:14px;flex:0 0 auto}
.jy-faq-item.is-open .jy-acc-btn i{transform:rotate(180deg)}
.jy-acc-panel{max-height:0;overflow:hidden;transition:max-height .3s ease}
.jy-acc-panel p{padding:0 22px 20px;font-size:14.5px;line-height:1.85;color:var(--jy-text-dim)}
.jy-help-card{position:sticky;top:100px;border-radius:var(--jy-r-lg);padding:28px;background:var(--jy-surface-2);border:1px solid var(--jy-line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:var(--jy-shadow)}
.jy-help-card h2{font-size:20px;font-weight:700;line-height:1.4;margin:12px 0 10px}
.jy-help-card p{font-size:14.5px;line-height:1.8;color:var(--jy-text-dim);margin-bottom:18px}
.jy-help-list{margin-bottom:20px}
.jy-help-list li{font-size:13.5px;color:var(--jy-text-dim);padding:7px 0 7px 20px;position:relative;line-height:1.7}
.jy-help-list li::before{content:"";position:absolute;left:0;top:14px;width:7px;height:7px;border-radius:50%;background:var(--jy-primary);opacity:.7}

/* ---------- 页脚 ---------- */
.jy-footer{background:#050810;border-top:1px solid var(--jy-line);padding:64px 0 0}
.jy-footer-grid>.cell{margin-bottom:32px}
.jy-footer .jy-logo{margin-bottom:16px}
.jy-footer .jy-logo-text{font-size:16px}
.jy-footer p{font-size:13px;line-height:1.9;color:var(--jy-text-mute)}
.jy-footer h3{font-size:14px;font-weight:600;color:var(--jy-text);margin-bottom:16px;letter-spacing:.04em}
.jy-footer-list li{margin-bottom:10px}
.jy-footer-list a{font-size:13.5px;color:var(--jy-text-dim)}
.jy-footer-list a:hover{color:var(--jy-primary)}
.jy-footer-bottom{margin-top:24px;padding:22px 0;border-top:1px solid var(--jy-line);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--jy-text-mute)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .jy-section{padding:72px 0}
  .jy-hero{min-height:580px;padding-top:130px}
  .jy-help-card{position:static}
}
@media (min-width:1025px){
  .jy-hero-panel-cell{margin-top:0}
}
@media (max-width:991px){
  .jy-menu{display:none}
  .jy-nav-actions .jy-btn{display:none}
  .jy-burger{display:flex}
  .jy-section{padding:64px 0}
  .jy-guarantee{grid-template-columns:repeat(2,1fr)}
  .jy-guarantee-item:nth-child(3){border-left:0}
  .jy-guarantee-item:nth-child(n+3){border-top:1px solid var(--jy-line)}
  .jy-review{flex:0 0 100%}
  .jy-cta{padding:34px 28px}
  .jy-side-card{margin-top:20px}
}
@media (max-width:767px){
  .jy-container{padding:0 16px}
  .jy-section{padding:48px 0}
  .jy-hero{min-height:auto;padding:118px 0 56px}
  .jy-hero-grid{display:none}
  .jy-hero-sub{font-size:15.5px}
  .jy-trust{gap:10px 16px}
  .jy-trust li+li{padding-left:0;border-left:0}
  .jy-news-item{flex-direction:column}
  .jy-news-thumb{flex:0 0 auto;width:100%;height:0;padding-top:56.25%;position:relative}
  .jy-news-thumb img{position:absolute;inset:0;width:100%;height:100%}
  .jy-news-title{white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .jy-quick-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
  .jy-quick-list a{justify-content:center;padding:12px 8px}
  .jy-cta{flex-direction:column;align-items:flex-start}
  .jy-footer{padding-top:48px}
  .jy-carousel-nav{gap:12px}
}
@media (max-width:479px){
  .jy-h1{font-size:27px}
  .jy-badge{font-size:11.5px;padding:2px 9px}
  .jy-review{padding:20px}
  .jy-card-lg .jy-card-title{font-size:18px}
  .jy-guarantee{grid-template-columns:1fr}
  .jy-guarantee-item+.jy-guarantee-item{border-left:0;border-top:1px solid var(--jy-line)}
  .jy-btn{width:100%}
  .jy-hero-btns{width:100%}
  .jy-cta-btns{width:100%}
  .jy-panel{padding:22px}
}

/* roulang page: category1 */
:root{
  --jy-bg-0:#070A12;
  --jy-bg-1:#0C1220;
  --jy-surface:rgba(18,26,44,.62);
  --jy-surface-2:rgba(28,38,62,.55);
  --jy-line:rgba(255,255,255,.08);
  --jy-line-cyan:rgba(56,224,200,.28);
  --jy-primary:#35E0C8;
  --jy-primary-deep:#14A88F;
  --jy-secondary:#7C5CFF;
  --jy-accent:#FFB020;
  --jy-text:#E9EFFA;
  --jy-text-dim:#9AA7C0;
  --jy-text-mute:#6B7A96;
  --jy-glow:0 0 0 1px rgba(53,224,200,.45),0 10px 30px rgba(53,224,200,.28);
  --jy-radius-lg:20px;
  --jy-radius:16px;
  --jy-radius-sm:10px;
  --jy-radius-btn:12px;
  --jy-radius-img:14px;
  --jy-shadow:0 10px 30px rgba(2,6,18,.55),inset 0 1px 0 rgba(255,255,255,.06);
  --jy-shadow-hover:0 18px 42px rgba(2,6,18,.72),inset 0 1px 0 rgba(255,255,255,.09);
  --jy-gap:24px;
  --jy-section:88px;
  --jy-container:1200px;
  --jy-font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --jy-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body.jy-body{
  margin:0;padding:0;background:var(--jy-bg-0);color:var(--jy-text);
  font-family:var(--jy-font);font-size:16px;line-height:1.85;font-weight:400;
  overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
body.jy-body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.05;
  background-image:linear-gradient(rgba(255,255,255,.6) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.6) 1px,transparent 1px);
  background-size:64px 64px;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;background-color:transparent}
a:hover{color:var(--jy-primary)}
p{margin:0 0 16px}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--jy-text);line-height:1.3}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font-family:inherit}
::selection{background:rgba(53,224,200,.3);color:#fff}
:focus-visible{outline:2px solid var(--jy-primary);outline-offset:2px}
.jy-container{width:100%;max-width:var(--jy-container);margin:0 auto;padding:0 24px;position:relative;z-index:1}

/* ---------- header / nav ---------- */
.jy-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
  border-bottom:1px solid transparent;background:transparent;
}
.jy-header.is-stuck{
  background:rgba(7,10,18,.82);border-bottom-color:var(--jy-line);
  -webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);
}
.jy-nav{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:74px}
.jy-logo{display:inline-flex;align-items:center;gap:10px;color:var(--jy-text);font-weight:700;letter-spacing:-.01em}
.jy-logo:hover{color:var(--jy-text)}
.jy-logo-mark{
  width:36px;height:36px;flex:0 0 36px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:11px;font-size:17px;font-weight:800;color:#04241F;
  background:linear-gradient(135deg,var(--jy-primary),var(--jy-primary-deep));
  box-shadow:0 6px 18px rgba(53,224,200,.26);
}
.jy-logo-text{font-size:16.5px;white-space:nowrap}
.jy-menu{display:flex;align-items:center;gap:6px;padding:6px;border-radius:999px;border:1px solid var(--jy-line);background:var(--jy-surface);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}
.jy-menu a{
  display:inline-block;padding:8px 16px;border-radius:999px;font-size:14.5px;color:var(--jy-text-dim);
  border:1px solid transparent;transition:color .2s ease,background .2s ease,border-color .2s ease;
}
.jy-menu a:hover{color:var(--jy-text);background:rgba(255,255,255,.05)}
.jy-menu a.is-active{color:var(--jy-primary);border-color:var(--jy-line-cyan);background:rgba(53,224,200,.08)}
.jy-nav-actions{display:flex;align-items:center;gap:12px}
.jy-icon-btn{
  width:42px;height:42px;border-radius:50%;border:1px solid var(--jy-line);color:var(--jy-text-dim);
  display:inline-flex;align-items:center;justify-content:center;font-size:15px;
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.jy-icon-btn:hover{color:var(--jy-primary);border-color:var(--jy-line-cyan);background:rgba(53,224,200,.08)}
.jy-burger{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--jy-line);flex-direction:column;align-items:center;justify-content:center;gap:4px}
.jy-burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--jy-text-dim);transition:background .2s ease}
.jy-burger:hover span{background:var(--jy-primary)}

/* ---------- buttons ---------- */
.jy-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--jy-radius-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;line-height:1;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  border:1px solid transparent;white-space:nowrap;
}
.jy-btn-primary{background:linear-gradient(135deg,var(--jy-primary),var(--jy-primary-deep));color:#04241F;box-shadow:var(--jy-glow)}
.jy-btn-primary:hover{color:#04241F;transform:translateY(-1px);box-shadow:0 0 0 1px rgba(53,224,200,.55),0 14px 38px rgba(53,224,200,.36)}
.jy-btn-primary:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(53,224,200,.4),0 6px 18px rgba(53,224,200,.24)}
.jy-btn-ghost{background:transparent;border-color:var(--jy-line-cyan);color:var(--jy-text)}
.jy-btn-ghost:hover{color:var(--jy-primary);background:rgba(53,224,200,.08)}
.jy-btn-ghost:active{transform:translateY(1px)}
.jy-btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.jy-btn-block{width:100%}
.jy-btn-link{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:600;color:var(--jy-primary);padding:4px 0}
.jy-btn-link i{transition:transform .2s ease}
.jy-btn-link:hover i{transform:translateX(4px)}
.jy-btn[disabled],.jy-btn.is-disabled{opacity:.45;box-shadow:none;pointer-events:none}

/* ---------- page hero ---------- */
.jy-page-hero{
  position:relative;padding:150px 0 72px;overflow:hidden;
  background-image:linear-gradient(180deg,rgba(7,10,18,.86),rgba(7,10,18,.94)),url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
}
.jy-page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(760px 340px at 82% 12%,rgba(53,224,200,.12),transparent 62%);
}
.jy-breadcrumb{font-size:13px;color:var(--jy-text-mute);margin-bottom:20px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.jy-breadcrumb a{color:var(--jy-text-dim)}
.jy-breadcrumb a:hover{color:var(--jy-primary)}
.jy-breadcrumb span.sep{margin:0 8px;color:var(--jy-text-mute)}
.jy-breadcrumb .cur{color:var(--jy-text-mute)}
.jy-page-hero h1{
  font-size:clamp(30px,4.6vw,54px);line-height:1.14;font-weight:800;letter-spacing:-.01em;max-width:16em;
}
.jy-page-hero .jy-lead{margin-top:18px;font-size:16.5px;line-height:1.85;color:var(--jy-text-dim);max-width:60ch}
.jy-hero-stats{display:flex;gap:18px;margin-top:32px;flex-wrap:wrap}
.jy-stat-card{
  min-width:180px;padding:18px 22px;border-radius:var(--jy-radius);border:1px solid var(--jy-line);
  background:var(--jy-surface);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:var(--jy-shadow);
}
.jy-stat-num{font-family:var(--jy-mono);font-size:28px;font-weight:700;color:var(--jy-primary);letter-spacing:-.02em;line-height:1.2}
.jy-stat-label{font-size:13px;color:var(--jy-text-mute);margin-top:4px}

/* ---------- sections ---------- */
.jy-section{padding:var(--jy-section) 0;position:relative}
.jy-section--alt{background:var(--jy-bg-1);border-top:1px solid var(--jy-line);border-bottom:1px solid var(--jy-line)}
.jy-section-head{margin-bottom:32px;max-width:62ch}
.jy-section-head h2{font-size:clamp(23px,3vw,36px);line-height:1.28;font-weight:700}
.jy-section-head p{margin-top:12px;color:var(--jy-text-dim);font-size:15.5px}

/* ---------- sidebar toc ---------- */
.jy-side{position:relative}
.jy-toc{
  position:sticky;top:104px;padding:18px;border-radius:var(--jy-radius);border:1px solid var(--jy-line);
  background:var(--jy-surface);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:var(--jy-shadow);
}
.jy-toc h3{font-size:13px;letter-spacing:.08em;color:var(--jy-text-mute);font-weight:600;text-transform:uppercase;margin-bottom:12px}
.jy-toc ul{display:flex;flex-direction:column;gap:2px}
.jy-toc a{
  display:block;padding:10px 12px;border-left:3px solid transparent;border-radius:0 8px 8px 0;
  font-size:14.5px;color:var(--jy-text-dim);transition:color .2s ease,background .2s ease,border-color .2s ease;
}
.jy-toc a:hover{color:var(--jy-text);background:rgba(255,255,255,.04)}
.jy-toc a.is-current{color:var(--jy-primary);border-left-color:var(--jy-primary);background:rgba(53,224,200,.07)}

/* ---------- entry list ---------- */
.jy-list-group{margin-bottom:40px}
.jy-list-group:last-child{margin-bottom:0}
.jy-group-title{
  display:flex;align-items:center;gap:10px;font-size:20px;font-weight:600;margin-bottom:18px;scroll-margin-top:104px;
}
.jy-group-title::before{content:"";width:3px;height:20px;border-radius:2px;background:linear-gradient(180deg,var(--jy-primary),var(--jy-primary-deep))}
.jy-entries{display:flex;flex-direction:column;gap:var(--jy-gap)}
.jy-entry{
  display:flex;gap:22px;padding:20px;border-radius:var(--jy-radius);border:1px solid var(--jy-line);
  background:var(--jy-bg-1);box-shadow:var(--jy-shadow);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.jy-entry:hover{transform:translateY(-4px);border-color:var(--jy-line-cyan);box-shadow:var(--jy-shadow-hover)}
.jy-entry-media{
  flex:0 0 260px;width:260px;aspect-ratio:16/10;border-radius:var(--jy-radius-img);overflow:hidden;position:relative;
  background:linear-gradient(135deg,rgba(53,224,200,.16),rgba(124,92,255,.18));
}
.jy-entry-media img{width:100%;height:100%;object-fit:cover;transition:transform .22s ease}
.jy-entry:hover .jy-entry-media img{transform:scale(1.03)}
.jy-entry-media.is-fallback::after{
  content:attr(data-initial);position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-size:34px;font-weight:800;color:rgba(233,239,250,.5);
}
.jy-entry-body{flex:1;min-width:0;display:flex;flex-direction:column}
.jy-entry-body h4{font-size:17px;font-weight:600;line-height:1.5;margin-bottom:8px;transition:color .2s ease}
.jy-entry:hover .jy-entry-body h4{color:var(--jy-primary)}
.jy-entry-body p{font-size:14.5px;line-height:1.75;color:var(--jy-text-dim);margin-bottom:12px}
.jy-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.jy-tag{
  display:inline-flex;align-items:center;font-size:12px;line-height:1;padding:7px 12px;border-radius:999px;
  border:1px solid var(--jy-line);color:var(--jy-text-mute);background:rgba(255,255,255,.03);
}
.jy-tag--cyan{border-color:var(--jy-line-cyan);color:var(--jy-primary);background:rgba(53,224,200,.07)}
.jy-entry-foot{margin-top:auto}

/* ---------- note bar ---------- */
.jy-note-bar{
  display:flex;align-items:center;gap:16px;padding:20px 24px;border-radius:var(--jy-radius);
  border:1px solid var(--jy-line-cyan);background:var(--jy-surface-2);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  box-shadow:0 0 0 1px rgba(53,224,200,.08),0 12px 34px rgba(2,6,18,.5);
}
.jy-note-bar i{font-size:22px;color:var(--jy-primary);flex:0 0 auto}
.jy-note-bar p{margin:0;font-size:15px;color:var(--jy-text);line-height:1.75}

/* ---------- faq ---------- */
.jy-faq-wrap{max-width:860px;margin:0 auto}
.jy-accordion{border:0;background:transparent}
.jy-accordion .accordion-item{
  margin-bottom:12px;border:1px solid var(--jy-line);border-radius:var(--jy-radius-sm);overflow:hidden;
  background:var(--jy-surface);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.jy-accordion .accordion-item.is-active{border-color:var(--jy-line-cyan);box-shadow:inset 0 0 0 1px rgba(53,224,200,.16)}
.jy-accordion .accordion-title{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;font-size:16px;font-weight:600;color:var(--jy-text);border:0;background:transparent;
  transition:color .2s ease;
}
.jy-accordion .accordion-title:hover{color:var(--jy-primary);background:rgba(255,255,255,.03)}
.jy-accordion .accordion-title::before{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;color:var(--jy-primary);
  order:2;margin:0;float:none;transition:transform .2s ease;
}
.jy-accordion .accordion-title[aria-expanded="true"]::before{transform:rotate(180deg)}
.jy-accordion .accordion-content{padding:0 20px 20px;border:0;background:transparent;color:var(--jy-text-dim)}
.jy-accordion .accordion-content p{font-size:14.5px;line-height:1.8;margin:0;color:var(--jy-text-dim)}

/* ---------- back actions ---------- */
.jy-back-actions{display:flex;flex-wrap:wrap;gap:22px;justify-content:center;align-items:center;margin-top:28px}

/* ---------- footer ---------- */
.jy-footer{background:#05080F;border-top:1px solid var(--jy-line);padding:64px 0 0;position:relative;z-index:1}
.jy-footer-grid{gap:0}
.jy-footer .jy-logo{margin-bottom:16px}
.jy-footer p{font-size:13px;line-height:1.9;color:var(--jy-text-mute);margin-bottom:10px}
.jy-footer h3{font-size:15px;font-weight:600;color:var(--jy-text);margin-bottom:16px}
.jy-footer-list{display:flex;flex-direction:column;gap:10px}
.jy-footer-list a{font-size:13.5px;color:var(--jy-text-dim);transition:color .2s ease}
.jy-footer-list a:hover{color:var(--jy-primary)}
.jy-footer-bottom{
  margin-top:48px;padding:20px 0;border-top:1px solid var(--jy-line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--jy-text-mute);
}

/* ---------- drawer ---------- */
.jy-drawer{position:fixed;inset:0;z-index:90;display:none}
.jy-drawer.is-open{display:block}
.jy-drawer-mask{position:absolute;inset:0;background:rgba(4,7,14,.72);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}
.jy-drawer-panel{
  position:absolute;top:0;right:0;bottom:0;width:84vw;max-width:360px;padding:22px;
  background:#0A0F1B;border-left:1px solid var(--jy-line);display:flex;flex-direction:column;gap:20px;
  transform:translateX(100%);transition:transform .25s ease;
}
.jy-drawer.is-open .jy-drawer-panel{transform:translateX(0)}
.jy-drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.jy-drawer-nav{display:flex;flex-direction:column;gap:6px;flex:1}
.jy-drawer-nav a{padding:14px 14px;border-radius:12px;border:1px solid transparent;font-size:15.5px;color:var(--jy-text-dim)}
.jy-drawer-nav a:hover{color:var(--jy-text);background:rgba(255,255,255,.05)}
.jy-drawer-nav a.is-active{color:var(--jy-primary);border-color:var(--jy-line-cyan);background:rgba(53,224,200,.08)}

/* ---------- responsive ---------- */
@media screen and (max-width:1199px){
  :root{--jy-section:72px}
  .jy-toc{position:static}
}
@media screen and (max-width:991px){
  :root{--jy-section:64px}
  .jy-menu{display:none}
  .jy-burger{display:inline-flex}
  .jy-nav-actions .jy-btn{display:none}
  .jy-page-hero{padding:126px 0 56px}
  .jy-toc{padding:14px;margin-bottom:26px}
  .jy-toc h3{margin-bottom:10px}
  .jy-toc ul{flex-direction:row;overflow-x:auto;gap:10px;padding-bottom:6px;scrollbar-width:none}
  .jy-toc ul::-webkit-scrollbar{display:none}
  .jy-toc a{
    white-space:nowrap;border-left:0;border:1px solid var(--jy-line);border-radius:999px;padding:9px 16px;
  }
  .jy-toc a.is-current{border-color:var(--jy-line-cyan);background:rgba(53,224,200,.1)}
  .jy-entry-media{flex:0 0 220px;width:220px}
}
@media screen and (max-width:767px){
  :root{--jy-section:48px;--jy-gap:14px}
  .jy-container{padding:0 16px}
  .jy-nav{min-height:66px}
  .jy-logo-text{font-size:15px}
  .jy-page-hero{padding:112px 0 46px}
  .jy-page-hero .jy-lead{font-size:15px}
  .jy-hero-stats{gap:12px}
  .jy-stat-card{flex:1 1 140px;min-width:0;padding:14px 16px}
  .jy-stat-num{font-size:23px}
  .jy-entry{flex-direction:column;gap:14px;padding:16px}
  .jy-entry-media{flex:none;width:100%;aspect-ratio:16/9}
  .jy-btn{min-height:48px}
  .jy-btn-sm{min-height:44px}
  .jy-note-bar{flex-direction:column;align-items:flex-start;gap:10px;padding:18px}
  .jy-footer{padding-top:48px}
  .jy-footer-bottom{flex-direction:column;align-items:flex-start;margin-top:34px}
}
@media screen and (max-width:419px){
  .jy-logo-text{font-size:14px}
  .jy-page-hero h1{font-size:26px}
  .jy-tag{font-size:11px;padding:6px 10px}
  .jy-stat-label{font-size:12px}
  .jy-accordion .accordion-title{font-size:15px;padding:16px}
}

/* roulang page: article */
:root{
  --jy-bg-0:#070A12;
  --jy-bg-1:#0C1220;
  --jy-surface:rgba(18,26,44,.62);
  --jy-surface-2:rgba(28,38,62,.55);
  --jy-line:rgba(255,255,255,.08);
  --jy-line-cyan:rgba(56,224,200,.28);
  --jy-primary:#35E0C8;
  --jy-primary-deep:#14A88F;
  --jy-secondary:#7C5CFF;
  --jy-accent:#FFB020;
  --jy-text:#E9EFFA;
  --jy-text-dim:#9AA7C0;
  --jy-text-mute:#6B7A96;
  --jy-glow:0 0 0 1px rgba(53,224,200,.45),0 10px 30px rgba(53,224,200,.28);
  --jy-shadow:0 10px 30px rgba(2,6,18,.55),inset 0 1px 0 rgba(255,255,255,.06);
  --jy-shadow-hover:0 18px 46px rgba(2,6,18,.72),inset 0 1px 0 rgba(255,255,255,.08);
  --jy-r-lg:20px;
  --jy-r:16px;
  --jy-r-sm:10px;
  --jy-r-img:14px;
  --jy-r-pill:999px;
  --jy-sec:88px;
  --jy-font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --jy-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
@media (max-width:991px){:root{--jy-sec:64px}}
@media (max-width:767px){:root{--jy-sec:48px}}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--jy-bg-0);color:var(--jy-text);
  font-family:var(--jy-font);font-size:16px;line-height:1.85;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(900px 520px at 12% -8%,rgba(53,224,200,.085),transparent 62%),
    radial-gradient(760px 460px at 92% 4%,rgba(124,92,255,.07),transparent 60%);
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .18s ease}
a:hover{color:var(--jy-primary)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;color:var(--jy-text)}
p{margin:0 0 16px}
ul,ol{margin:0 0 16px;padding-left:1.15em}
:focus-visible{outline:2px solid var(--jy-primary);outline-offset:2px;border-radius:6px}
::selection{background:rgba(53,224,200,.28)}
.jy-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;position:relative;z-index:1}
@media (max-width:767px){.jy-container{padding:0 16px}}

/* ============ 导航 ============ */
.jy-header{
  position:fixed;top:0;left:0;right:0;z-index:80;border-bottom:1px solid transparent;
  transition:background .28s ease,border-color .28s ease,backdrop-filter .28s ease;
}
.jy-header.is-scrolled{
  background:rgba(12,18,32,.82);
  -webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);
  border-bottom-color:var(--jy-line);
}
.jy-nav{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px}
.jy-logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.jy-logo-mark{
  width:36px;height:36px;border-radius:11px;display:grid;place-items:center;
  font-weight:800;font-size:17px;color:#04140f;
  background:linear-gradient(135deg,var(--jy-primary),var(--jy-secondary));
  box-shadow:0 6px 18px rgba(53,224,200,.22);
}
.jy-logo-text{font-size:16px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.jy-menu{
  display:flex;align-items:center;gap:6px;padding:6px;border:1px solid var(--jy-line);
  border-radius:var(--jy-r-pill);background:rgba(18,26,44,.45);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
}
.jy-menu a{
  padding:8px 16px;border-radius:var(--jy-r-pill);font-size:14.5px;color:var(--jy-text-dim);
  border:1px solid transparent;transition:all .2s ease;white-space:nowrap;
}
.jy-menu a:hover{color:var(--jy-text);background:rgba(255,255,255,.05)}
.jy-menu a.is-active{color:var(--jy-primary);border-color:var(--jy-line-cyan);background:rgba(53,224,200,.08)}
.jy-nav-actions{display:flex;align-items:center;gap:10px}
.jy-icon-btn{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--jy-line);
  display:grid;place-items:center;color:var(--jy-text-dim);transition:all .2s ease;
}
.jy-icon-btn:hover{color:var(--jy-primary);border-color:var(--jy-line-cyan);background:rgba(53,224,200,.08)}
.jy-burger{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--jy-line);
  flex-direction:column;align-items:center;justify-content:center;gap:4px;
}
.jy-burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--jy-text);transition:transform .2s ease,opacity .2s ease}
@media (max-width:991px){
  .jy-burger{display:flex}
  .jy-menu{
    position:fixed;left:16px;right:16px;top:88px;flex-direction:column;align-items:stretch;
    gap:4px;padding:12px;border-radius:var(--jy-r);background:rgba(12,18,32,.97);
    box-shadow:var(--jy-shadow-hover);display:none;max-height:calc(100vh - 120px);overflow-y:auto;
  }
  body.jy-nav-open .jy-menu{display:flex}
  .jy-menu a{padding:12px 16px;font-size:15px}
  body.jy-nav-open{overflow:hidden}
}

/* ============ 按钮 ============ */
.jy-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;
  padding:0 22px;border-radius:12px;font-size:15px;font-weight:600;border:1px solid transparent;
  transition:all .2s ease;white-space:nowrap;
}
.jy-btn-sm{min-height:38px;padding:0 18px;font-size:14px;border-radius:11px}
.jy-btn-primary{background:linear-gradient(135deg,var(--jy-primary),var(--jy-primary-deep));color:#04140f;box-shadow:var(--jy-glow)}
.jy-btn-primary:hover{color:#04140f;filter:brightness(1.08);box-shadow:0 0 0 1px rgba(53,224,200,.55),0 14px 40px rgba(53,224,200,.34);transform:translateY(-1px)}
.jy-btn-primary:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(53,224,200,.4),0 6px 16px rgba(53,224,200,.24)}
.jy-btn-ghost{background:transparent;border-color:var(--jy-line-cyan);color:#CFF7EF}
.jy-btn-ghost:hover{background:rgba(53,224,200,.08);color:#fff}
.jy-btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--jy-primary);font-weight:600;min-height:44px;padding:0}
.jy-btn-text i{transition:transform .2s ease}
.jy-btn-text:hover i{transform:translateX(4px)}
@media (max-width:767px){.jy-btn{min-height:48px}}

/* ============ 徽章 ============ */
.jy-badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  border-radius:var(--jy-r-pill);font-size:12px;border:1px solid var(--jy-line);
  color:var(--jy-text-dim);background:rgba(255,255,255,.03);white-space:nowrap;
}
.jy-badge-cat{border-color:var(--jy-line-cyan);color:var(--jy-primary);background:rgba(53,224,200,.08)}
.jy-badge-purple{border-color:rgba(124,92,255,.32);color:#B7A6FF;background:rgba(124,92,255,.12)}
.jy-badge-warn{border-color:rgba(255,176,32,.34);color:var(--jy-accent);background:rgba(255,176,32,.1)}

/* ============ 文章页头 ============ */
.jy-main{position:relative;z-index:1}
.jy-article-hero{position:relative;padding:148px 0 60px;overflow:hidden;border-bottom:1px solid var(--jy-line)}
.jy-article-hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.26}
.jy-article-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,10,18,.74) 0%,rgba(7,10,18,.9) 58%,var(--jy-bg-0) 100%);
}
.jy-article-hero .jy-container{position:relative;z-index:2}
.jy-breadcrumb{
  display:flex;align-items:center;gap:8px;font-size:13px;color:var(--jy-text-mute);
  margin-bottom:20px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.jy-breadcrumb a{color:var(--jy-text-dim)}
.jy-breadcrumb a:hover{color:var(--jy-primary)}
.jy-breadcrumb .sep{color:var(--jy-text-mute)}
.jy-breadcrumb .is-current{color:var(--jy-text-mute);overflow:hidden;text-overflow:ellipsis;max-width:52vw}
.jy-article-title{
  font-size:clamp(27px,3.8vw,44px);line-height:1.2;font-weight:800;
  letter-spacing:-.01em;max-width:920px;margin-bottom:22px;
}
.jy-meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13px;color:var(--jy-text-mute)}
.jy-meta-row .dot{width:4px;height:4px;border-radius:50%;background:var(--jy-text-mute);opacity:.7}
@media (max-width:767px){.jy-article-hero{padding:118px 0 40px}}

/* ============ 封面带 ============ */
.jy-cover-band{padding:36px 0 0}
.jy-article-cover{
  margin:0;border-radius:var(--jy-r-img);overflow:hidden;border:1px solid var(--jy-line);
  box-shadow:var(--jy-shadow);background:linear-gradient(135deg,rgba(53,224,200,.18),rgba(124,92,255,.2));
}
.jy-article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.jy-figure-cap{font-size:13px;color:var(--jy-text-mute);text-align:center;margin-top:12px}

/* ============ 正文布局 ============ */
.jy-article-section{padding:var(--jy-sec) 0 0}
.jy-article-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:40px}
@media (min-width:1200px){
  .jy-article-grid{grid-template-columns:minmax(0,760px) 300px;gap:48px;justify-content:center}
}
.jy-article-body{
  background:var(--jy-surface);border:1px solid var(--jy-line);border-radius:var(--jy-r-lg);
  padding:38px;box-shadow:var(--jy-shadow);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
}
@media (max-width:767px){.jy-article-body{padding:22px 18px;border-radius:var(--jy-r)}}
.jy-article-body p{font-size:16px;line-height:1.9;color:var(--jy-text-dim);margin:0 0 20px}
.jy-article-body h2{
  position:relative;font-size:clamp(20px,2.4vw,26px);font-weight:700;color:var(--jy-text);
  margin:44px 0 16px;padding-left:16px;line-height:1.35;
}
.jy-article-body h2:first-child{margin-top:0}
.jy-article-body h2::before{
  content:"";position:absolute;left:0;top:7px;bottom:7px;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--jy-primary),var(--jy-primary-deep));
}
.jy-article-body h3{font-size:19px;font-weight:600;color:var(--jy-text);margin:32px 0 12px}
.jy-article-body h4{font-size:16.5px;font-weight:600;color:var(--jy-text);margin:24px 0 10px}
.jy-article-body ul,.jy-article-body ol{margin:0 0 20px;padding-left:1.45em;color:var(--jy-text-dim)}
.jy-article-body li{margin-bottom:9px;line-height:1.85}
.jy-article-body ul li::marker{color:var(--jy-primary)}
.jy-article-body ol li::marker{color:var(--jy-primary);font-family:var(--jy-mono)}
.jy-article-body blockquote{
  margin:24px 0;padding:18px 22px;background:rgba(56,224,200,.05);
  border-left:3px solid var(--jy-primary);border-radius:0 12px 12px 0;
  font-size:14.5px;line-height:1.85;color:var(--jy-text-dim);
}
.jy-article-body blockquote p:last-child{margin-bottom:0}
.jy-article-body pre{
  background:#05080F;border:1px solid var(--jy-line);border-radius:12px;padding:18px;
  overflow-x:auto;font-family:var(--jy-mono);font-size:13.5px;line-height:1.7;
  color:#B9C6DE;margin:0 0 22px;
}
.jy-article-body code{font-family:var(--jy-mono);font-size:.92em;background:rgba(255,255,255,.06);border-radius:6px;padding:2px 6px;color:#CFF7EF}
.jy-article-body pre code{background:none;padding:0;color:inherit}
.jy-article-body img{border-radius:var(--jy-r-img);margin:22px auto}
.jy-article-body figure{margin:24px 0}
.jy-article-body figcaption{text-align:center;font-size:13px;color:var(--jy-text-mute);margin-top:10px}
.jy-article-body table{width:100%;border-collapse:collapse;margin:0 0 24px;font-size:14.5px}
.jy-article-body th{
  background:rgba(255,255,255,.06);color:var(--jy-text);font-weight:600;
  text-align:left;padding:12px 14px;border:1px solid var(--jy-line);
}
.jy-article-body td{padding:11px 14px;border:1px solid var(--jy-line);color:var(--jy-text-dim)}
.jy-article-body tbody tr:nth-child(even){background:rgba(255,255,255,.025)}
.jy-article-body a{color:var(--jy-primary);border-bottom:1px solid rgba(53,224,200,.38);font-weight:500}
.jy-article-body a:hover{color:#7FF0DD;border-bottom-color:var(--jy-primary)}

/* ============ 空态 ============ */
.jy-empty{
  display:grid;place-items:center;gap:16px;text-align:center;padding:60px 24px;
  background:var(--jy-surface);border:1px solid var(--jy-line);border-radius:var(--jy-r-lg);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
}
.jy-empty i{font-size:30px;color:var(--jy-primary)}
.jy-empty p{margin:0;color:var(--jy-text-dim);font-size:15px}

/* ============ 标签与分享 ============ */
.jy-tag-row{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  margin-top:34px;padding-top:24px;border-top:1px solid var(--jy-line);
}
.jy-tags{display:flex;flex-wrap:wrap;gap:8px}
.jy-share{display:flex;gap:10px}
.jy-share button{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--jy-line);
  display:grid;place-items:center;color:var(--jy-text-dim);transition:all .2s ease;
}
.jy-share button:hover{color:var(--jy-primary);border-color:var(--jy-line-cyan);background:rgba(53,224,200,.08)}

/* ============ 相关推荐 ============ */
.jy-related{margin-top:60px}
.jy-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap}
.jy-section-head h2{font-size:clamp(22px,2.6vw,30px);font-weight:700}
.jy-section-head p{margin:8px 0 0;color:var(--jy-text-mute);font-size:14px}
.jy-card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
@media (max-width:991px){.jy-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:767px){.jy-card-grid{grid-template-columns:1fr;gap:16px}}
.jy-card{
  position:relative;display:flex;flex-direction:column;background:var(--jy-surface-2);
  border:1px solid var(--jy-line);border-radius:var(--jy-r);overflow:hidden;
  box-shadow:var(--jy-shadow);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.jy-card:hover{transform:translateY(-4px);border-color:var(--jy-line-cyan);box-shadow:var(--jy-shadow-hover)}
.jy-card-cover{
  position:relative;aspect-ratio:16/9;overflow:hidden;display:block;
  background:linear-gradient(135deg,rgba(53,224,200,.22),rgba(124,92,255,.24));
}
.jy-card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.jy-card:hover .jy-card-cover img{transform:scale(1.03)}
.jy-card-cover .jy-badge{position:absolute;left:12px;top:12px}
.jy-card-body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1}
.jy-card-body h3{
  font-size:17px;line-height:1.45;transition:color .2s ease;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.jy-card:hover .jy-card-body h3{color:var(--jy-primary)}
.jy-card-body p{
  font-size:14.5px;line-height:1.75;color:var(--jy-text-mute);margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.jy-card-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:12.5px;color:var(--jy-text-mute);padding-top:12px;border-top:1px solid var(--jy-line);
}
.jy-card-foot .jy-read{color:var(--jy-primary);font-weight:600;display:inline-flex;align-items:center;gap:5px}
.jy-card-foot .jy-read i{transition:transform .2s ease}
.jy-card-foot .jy-read:hover i{transform:translateX(3px)}

.jy-back-row{margin-top:40px;display:flex;justify-content:flex-start}

/* ============ 侧栏 ============ */
.jy-sidebar{display:flex;flex-direction:column;gap:20px}
.jy-side-card{
  background:var(--jy-surface);border:1px solid var(--jy-line);border-radius:var(--jy-r);
  padding:20px;box-shadow:var(--jy-shadow);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
}
.jy-side-card h3{font-size:15px;font-weight:600;margin-bottom:14px;display:flex;align-items:center;gap:9px}
.jy-side-card h3::before{content:"";width:3px;height:14px;border-radius:3px;background:var(--jy-primary);flex-shrink:0}
.jy-toc-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px;max-height:360px;overflow-y:auto}
.jy-toc-list a{
  display:block;padding:7px 12px;font-size:13.5px;color:var(--jy-text-mute);
  border-left:2px solid transparent;border-radius:0 8px 8px 0;transition:all .18s ease;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.jy-toc-list a:hover{color:var(--jy-text);background:rgba(255,255,255,.04)}
.jy-toc-list a.is-active{color:var(--jy-primary);border-left-color:var(--jy-primary);background:rgba(53,224,200,.08)}
.jy-rank-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}
.jy-rank-list a{display:flex;gap:10px;font-size:14px;color:var(--jy-text-dim);line-height:1.6}
.jy-rank-list a:hover{color:var(--jy-primary)}
.jy-rank-list .num{font-family:var(--jy-mono);color:var(--jy-primary);font-size:13px;font-weight:700;flex-shrink:0}
.jy-cta-card{
  background:linear-gradient(150deg,rgba(53,224,200,.14),rgba(124,92,255,.12));
  border:1px solid var(--jy-line-cyan);border-radius:var(--jy-r);padding:22px;
}
.jy-cta-card h3{font-size:17px;margin-bottom:10px;font-weight:700}
.jy-cta-card p{font-size:13.5px;line-height:1.8;color:var(--jy-text-dim);margin:0 0 18px}
@media (min-width:1200px){.jy-toc-wrap{display:block}}
@media (max-width:1199px){.jy-toc-wrap{display:none}}

/* ============ 页脚 ============ */
.jy-footer{
  position:relative;z-index:1;margin-top:var(--jy-sec);background:#080C16;
  border-top:1px solid var(--jy-line);padding:64px 0 28px;
}
.jy-footer-grid{row-gap:30px}
.jy-footer .jy-logo{margin-bottom:14px}
.jy-footer h3{font-size:15px;font-weight:600;margin-bottom:14px;color:var(--jy-text)}
.jy-footer p{font-size:13px;line-height:1.9;color:var(--jy-text-mute)}
.jy-footer-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.jy-footer-list a{font-size:13px;color:var(--jy-text-mute)}
.jy-footer-list a:hover{color:var(--jy-primary)}
.jy-footer-bottom{
  margin-top:42px;padding-top:20px;border-top:1px solid var(--jy-line);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:var(--jy-text-mute);
}
@media (max-width:767px){
  .jy-footer{padding:48px 0 24px}
  .jy-footer-bottom{flex-direction:column}
}

/* roulang page: category2 */
:root{
  --jy-bg-0:#070A12;
  --jy-bg-1:#0C1220;
  --jy-surface:rgba(18,26,44,.62);
  --jy-surface-2:rgba(28,38,62,.55);
  --jy-line:rgba(255,255,255,.08);
  --jy-line-cyan:rgba(56,224,200,.28);
  --jy-primary:#35E0C8;
  --jy-primary-deep:#14A88F;
  --jy-secondary:#7C5CFF;
  --jy-accent:#FFB020;
  --jy-text:#E9EFFA;
  --jy-text-dim:#9AA7C0;
  --jy-text-mute:#6B7A96;
  --jy-glow:0 0 0 1px rgba(53,224,200,.45), 0 10px 30px rgba(53,224,200,.28);
  --jy-shadow:0 10px 30px rgba(2,6,18,.55);
  --jy-shadow-hover:0 18px 46px rgba(2,6,18,.72);
  --jy-inset:inset 0 1px 0 rgba(255,255,255,.06);
  --jy-r-xl:20px;
  --jy-r-lg:16px;
  --jy-r-md:12px;
  --jy-r-sm:10px;
  --jy-r-pill:999px;
  --jy-sec:88px;
  --jy-container:1200px;
  --jy-font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  --jy-mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding:0;
  background:var(--jy-bg-0);
  color:var(--jy-text);
  font-family:var(--jy-font);
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body.jy-lock{overflow:hidden;}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(900px 520px at 12% -6%, rgba(53,224,200,.10), transparent 62%),
    radial-gradient(760px 460px at 92% 4%, rgba(124,92,255,.10), transparent 66%);
  opacity:.85;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--jy-primary);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;color:var(--jy-text);}
p{margin:0;}
button{font-family:inherit;font-size:inherit;color:inherit;background:none;border:0;cursor:pointer;}
::selection{background:rgba(53,224,200,.28);color:#fff;}
:focus-visible{outline:2px solid var(--jy-primary);outline-offset:2px;border-radius:6px;}

.jy-container{
  width:100%;
  max-width:var(--jy-container);
  margin:0 auto;
  padding:0 24px;
  position:relative;
  z-index:2;
}
.jy-section{padding:var(--jy-sec) 0;}
.jy-section-alt{background:var(--jy-bg-1);border-top:1px solid var(--jy-line);border-bottom:1px solid var(--jy-line);}

/* ============ 按钮 ============ */
.jy-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:var(--jy-r-md);
  font-size:15px;
  font-weight:600;
  letter-spacing:.01em;
  border:1px solid transparent;
  transition:transform .18s ease, box-shadow .22s ease, background-color .2s ease, color .2s ease, border-color .2s ease;
  white-space:nowrap;
}
.jy-btn-primary{
  background:linear-gradient(135deg,var(--jy-primary),var(--jy-primary-deep));
  color:#04211C;
  box-shadow:var(--jy-glow);
}
.jy-btn-primary:hover{
  color:#03201B;
  filter:brightness(1.08);
  box-shadow:0 0 0 1px rgba(53,224,200,.55), 0 14px 40px rgba(53,224,200,.36);
}
.jy-btn-primary:active{transform:translateY(1px);}
.jy-btn-ghost{
  background:transparent;
  border-color:var(--jy-line-cyan);
  color:var(--jy-text);
}
.jy-btn-ghost:hover{background:rgba(53,224,200,.08);color:var(--jy-primary);}
.jy-btn-sm{min-height:40px;padding:0 18px;font-size:14px;border-radius:var(--jy-r-sm);}
.jy-btn[disabled],.jy-btn.is-disabled{opacity:.45;box-shadow:none;pointer-events:none;}
.jy-text-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:600;
  color:var(--jy-text-dim);
}
.jy-text-link i{transition:transform .2s ease;}
.jy-text-link:hover{color:var(--jy-primary);}
.jy-text-link:hover i{transform:translateX(4px);}

/* ============ 导航 ============ */
.jy-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:70;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background-color .25s ease, border-color .25s ease, backdrop-filter .25s ease;
}
.jy-header.is-stuck{
  background:rgba(9,13,24,.82);
  -webkit-backdrop-filter:blur(15px);
  backdrop-filter:blur(15px);
  border-bottom:1px solid var(--jy-line);
}
.jy-nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  min-height:74px;
}
.jy-logo{display:inline-flex;align-items:center;gap:10px;}
.jy-logo-mark{
  width:36px;height:36px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:11px;
  background:linear-gradient(135deg,var(--jy-primary),var(--jy-secondary));
  color:#06120F;
  font-weight:800;
  font-size:18px;
  box-shadow:0 6px 18px rgba(53,224,200,.28);
}
.jy-logo-text{
  font-size:16px;
  font-weight:700;
  letter-spacing:.01em;
  color:var(--jy-text);
  white-space:nowrap;
}
.jy-menu{display:flex;align-items:center;gap:6px;}
.jy-menu a{
  display:inline-flex;
  align-items:center;
  padding:8px 16px;
  border-radius:var(--jy-r-pill);
  font-size:14.5px;
  color:var(--jy-text-dim);
  border:1px solid transparent;
  transition:color .2s ease,background-color .2s ease,border-color .2s ease;
}
.jy-menu a:hover{color:var(--jy-text);background:rgba(255,255,255,.05);}
.jy-menu a.is-active{
  color:var(--jy-primary);
  border-color:var(--jy-line-cyan);
  background:rgba(53,224,200,.08);
}
.jy-nav-actions{display:flex;align-items:center;gap:12px;}
.jy-icon-btn{
  width:40px;height:40px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:var(--jy-r-pill);
  border:1px solid var(--jy-line);
  color:var(--jy-text-dim);
  background:rgba(255,255,255,.03);
  transition:color .2s ease,border-color .2s ease,background-color .2s ease;
}
.jy-icon-btn:hover{color:var(--jy-primary);border-color:var(--jy-line-cyan);background:rgba(53,224,200,.08);}
.jy-burger{
  display:none;
  width:42px;height:42px;
  border-radius:var(--jy-r-sm);
  border:1px solid var(--jy-line);
  background:rgba(255,255,255,.03);
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
}
.jy-burger span{display:block;width:18px;height:2px;background:var(--jy-text);border-radius:2px;transition:transform .22s ease,opacity .22s ease;}
.jy-burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.jy-burger.is-open span:nth-child(2){opacity:0;}
.jy-burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.jy-drawer{
  position:fixed;
  top:0;right:0;
  width:min(360px,84vw);
  height:100%;
  z-index:90;
  background:rgba(10,15,27,.96);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-left:1px solid var(--jy-line);
  padding:86px 22px 26px;
  display:flex;
  flex-direction:column;
  gap:8px;
  transform:translateX(105%);
  transition:transform .3s ease;
  overflow-y:auto;
}
.jy-drawer.is-open{transform:translateX(0);}
.jy-drawer a{
  display:block;
  padding:14px 16px;
  border-radius:var(--jy-r-sm);
  font-size:15.5px;
  color:var(--jy-text-dim);
  border:1px solid transparent;
}
.jy-drawer a:hover{color:var(--jy-text);background:rgba(255,255,255,.05);}
.jy-drawer a.is-active{color:var(--jy-primary);border-color:var(--jy-line-cyan);background:rgba(53,224,200,.08);}
.jy-drawer .jy-btn{margin-top:auto;width:100%;min-height:48px;}

/* ============ 分类页头 ============ */
.jy-cat-hero{
  position:relative;
  padding:132px 0 72px;
  background-image:linear-gradient(180deg,rgba(7,10,18,.88),rgba(7,10,18,.94)),url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--jy-line);
  overflow:hidden;
}
.jy-grid-bg{
  position:absolute;
  inset:0;
  opacity:.06;
  background-image:linear-gradient(rgba(233,239,250,.6) 1px,transparent 1px),linear-gradient(90deg,rgba(233,239,250,.6) 1px,transparent 1px);
  background-size:52px 52px;
  pointer-events:none;
}
.jy-crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--jy-text-mute);
  margin-bottom:18px;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.jy-crumb a{color:var(--jy-text-dim);}
.jy-crumb a:hover{color:var(--jy-primary);}
.jy-crumb span{color:var(--jy-text-mute);}
.jy-crumb em{font-style:normal;color:var(--jy-text-mute);}
.jy-cat-hero h1{
  font-size:clamp(30px,4.6vw,50px);
  line-height:1.16;
  letter-spacing:-.01em;
  font-weight:800;
  margin-bottom:16px;
}
.jy-cat-lead{
  font-size:16.5px;
  line-height:1.85;
  color:var(--jy-text-dim);
  max-width:600px;
  margin-bottom:22px;
}
.jy-chip-row{display:flex;flex-wrap:wrap;gap:10px;}
.jy-chip{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:7px 14px;
  border-radius:var(--jy-r-pill);
  font-size:13px;
  color:var(--jy-text-dim);
  border:1px solid var(--jy-line);
  background:rgba(255,255,255,.03);
}
.jy-chip i{color:var(--jy-primary);font-size:12px;}
.jy-hero-figure{
  position:relative;
  margin:0;
  border-radius:var(--jy-r-xl);
  overflow:hidden;
  aspect-ratio:16/10;
  border:1px solid var(--jy-line-cyan);
  box-shadow:0 0 0 1px rgba(53,224,200,.16),0 20px 48px rgba(2,6,18,.66);
  background:linear-gradient(135deg,rgba(53,224,200,.22),rgba(124,92,255,.28));
}
.jy-hero-figure img{width:100%;height:100%;object-fit:cover;}
.jy-media-fallback{
  position:absolute;
  inset:0;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:34px;
  font-weight:800;
  color:rgba(233,239,250,.45);
  z-index:0;
}
.jy-hero-figure img{position:relative;z-index:1;}

/* ============ 筛选条 ============ */
.jy-filter{
  padding:26px 0;
  background:var(--jy-bg-1);
  border-bottom:1px solid var(--jy-line);
}
.jy-filter-scroll{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  flex-wrap:wrap;
}
.jy-pill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:9px 18px;
  border-radius:var(--jy-r-pill);
  font-size:14px;
  color:var(--jy-text-dim);
  border:1px solid var(--jy-line);
  background:rgba(255,255,255,.03);
  transition:color .2s ease,background-color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.jy-pill:hover{color:var(--jy-text);border-color:var(--jy-line-cyan);}
.jy-pill.is-active{
  background:linear-gradient(135deg,var(--jy-primary),var(--jy-primary-deep));
  color:#04211C;
  border-color:transparent;
  font-weight:600;
  box-shadow:var(--jy-glow);
}

/* ============ 板块标题 ============ */
.jy-sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:32px;
  flex-wrap:wrap;
}
.jy-sec-head h2{
  font-size:clamp(23px,3vw,34px);
  line-height:1.28;
  margin-bottom:10px;
}
.jy-sec-head p{font-size:15px;color:var(--jy-text-dim);max-width:640px;}

/* ============ 卡片网格 ============ */
.jy-cards{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.jy-card{
  display:flex;
  flex-direction:column;
  gap:14px;
  padding:18px;
  border-radius:var(--jy-r-lg);
  background:var(--jy-surface);
  border:1px solid var(--jy-line);
  box-shadow:var(--jy-shadow),var(--jy-inset);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.jy-card:hover{transform:translateY(-4px);border-color:var(--jy-line-cyan);box-shadow:var(--jy-shadow-hover),var(--jy-inset);}
.jy-media{
  position:relative;
  aspect-ratio:16/9;
  border-radius:14px;
  overflow:hidden;
  background:linear-gradient(135deg,rgba(53,224,200,.20),rgba(124,92,255,.26));
}
.jy-media img{
  position:relative;
  z-index:1;
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .22s ease;
}
.jy-card:hover .jy-media img{transform:scale(1.03);}
.jy-media .jy-media-fallback{font-size:26px;z-index:0;}
.jy-badges{position:absolute;top:10px;left:10px;z-index:3;display:flex;gap:6px;flex-wrap:wrap;}
.jy-badge{
  display:inline-flex;
  align-items:center;
  gap:5px;
  padding:4px 10px;
  border-radius:var(--jy-r-pill);
  font-size:12px;
  line-height:1.6;
  border:1px solid var(--jy-line-cyan);
  color:var(--jy-primary);
  background:rgba(7,10,18,.72);
  white-space:nowrap;
}
.jy-badge-purple{border-color:rgba(124,92,255,.4);color:#B9A8FF;background:rgba(124,92,255,.12);}
.jy-badge-gray{border-color:var(--jy-line);color:var(--jy-text-dim);background:rgba(7,10,18,.72);}
.jy-badge-warn{border-color:rgba(255,176,32,.42);color:var(--jy-accent);background:rgba(255,176,32,.10);}
.jy-card h3{
  font-size:18px;
  line-height:1.45;
  font-weight:600;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.jy-card:hover h3{color:var(--jy-primary);}
.jy-card p{
  font-size:14.5px;
  line-height:1.75;
  color:var(--jy-text-dim);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.jy-card-meta{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-top:12px;
  border-top:1px solid var(--jy-line);
  font-size:13px;
  color:var(--jy-text-mute);
}
.jy-card-meta .jy-meta-right{display:inline-flex;align-items:center;gap:8px;color:var(--jy-text-dim);}
.jy-card:hover .jy-meta-right i{transform:translateX(4px);}
.jy-meta-right i{transition:transform .2s ease;}
.jy-card-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13.5px;
  font-weight:600;
  color:var(--jy-primary);
}
.jy-card-link:hover{color:var(--jy-primary);text-decoration:underline;text-underline-offset:4px;}

.jy-card-feature{
  grid-column:span 2;
  grid-row:span 2;
  padding:22px;
  background:linear-gradient(160deg,rgba(28,38,62,.72),rgba(18,26,44,.62));
}
.jy-card-feature .jy-media{aspect-ratio:21/9;}
.jy-card-feature h3{font-size:clamp(22px,2.4vw,30px);-webkit-line-clamp:3;line-height:1.35;}
.jy-card-feature p{-webkit-line-clamp:4;font-size:15px;}
.jy-card-feature .jy-tag-row{display:flex;flex-wrap:wrap;gap:8px;}

/* ============ 步骤 ============ */
.jy-steps-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
}
.jy-step{
  position:relative;
  padding:22px 20px;
  border-radius:var(--jy-r-lg);
  background:var(--jy-surface-2);
  border:1px solid var(--jy-line);
  box-shadow:var(--jy-shadow),var(--jy-inset);
  transition:transform .2s ease,border-color .2s ease;
}
.jy-step:hover{transform:translateY(-4px);border-color:var(--jy-line-cyan);}
.jy-step-num{
  display:inline-block;
  font-family:var(--jy-mono);
  font-size:13px;
  letter-spacing:.08em;
  color:var(--jy-primary);
  margin-bottom:12px;
}
.jy-step h3{font-size:17px;font-weight:600;margin-bottom:8px;}
.jy-step p{font-size:14.5px;line-height:1.75;color:var(--jy-text-dim);}

/* ============ 对照表 ============ */
.jy-table{
  border-radius:var(--jy-r-lg);
  border:1px solid var(--jy-line);
  background:var(--jy-surface);
  overflow:hidden;
  box-shadow:var(--jy-shadow),var(--jy-inset);
}
.jy-table-head,.jy-table-row{
  display:grid;
  grid-template-columns:230px minmax(0,1fr) 140px;
  gap:24px;
  align-items:center;
  padding:18px 24px;
}
.jy-table-head{
  font-size:13px;
  color:var(--jy-text-mute);
  background:rgba(255,255,255,.03);
  border-bottom:1px solid var(--jy-line);
  letter-spacing:.04em;
}
.jy-table-row{border-bottom:1px solid var(--jy-line);transition:background-color .2s ease;}
.jy-table-row:last-child{border-bottom:0;}
.jy-table-row:hover{background:rgba(53,224,200,.04);}
.jy-cell-name{font-size:15px;font-weight:600;color:var(--jy-text);}
.jy-cell-desc{font-size:14.5px;line-height:1.75;color:var(--jy-text-dim);}
.jy-cell-state{display:flex;justify-content:flex-start;}

/* ============ CTA ============ */
.jy-cta{padding:var(--jy-sec) 0;}
.jy-cta-card{
  position:relative;
  overflow:hidden;
  border-radius:var(--jy-r-xl);
  border:1px solid var(--jy-line-cyan);
  background:var(--jy-surface);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  padding:44px 40px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  box-shadow:var(--jy-shadow),var(--jy-inset);
}
.jy-cta-glow{
  position:absolute;
  inset:-40% -10% auto -10%;
  height:180%;
  background:radial-gradient(closest-side,rgba(53,224,200,.14),transparent 72%);
  pointer-events:none;
}
.jy-cta-text{position:relative;z-index:2;max-width:600px;}
.jy-cta-text h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:10px;}
.jy-cta-text p{font-size:15px;color:var(--jy-text-dim);}
.jy-cta-actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.jy-footer{
  background:#05080F;
  border-top:1px solid var(--jy-line);
  padding:56px 0 0;
  font-size:13px;
  line-height:1.9;
  color:var(--jy-text-dim);
}
.jy-footer-grid{padding-bottom:34px;}
.jy-footer .jy-logo{margin-bottom:14px;}
.jy-footer p{color:var(--jy-text-mute);max-width:320px;}
.jy-footer h3{font-size:14px;font-weight:600;color:var(--jy-text);margin-bottom:14px;}
.jy-footer-list li{margin-bottom:9px;}
.jy-footer-list a{color:var(--jy-text-dim);font-size:13.5px;}
.jy-footer-list a:hover{color:var(--jy-primary);}
.jy-footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 0 24px;
  border-top:1px solid var(--jy-line);
  color:var(--jy-text-mute);
  flex-wrap:wrap;
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  :root{--jy-sec:72px;}
  .jy-cards{grid-template-columns:repeat(2,minmax(0,1fr));}
  .jy-card-feature{grid-column:span 2;grid-row:auto;}
  .jy-steps-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .jy-table-head,.jy-table-row{grid-template-columns:200px minmax(0,1fr) 130px;gap:18px;padding:16px 20px;}
}
@media (max-width:991px){
  :root{--jy-sec:64px;}
  .jy-menu{display:none;}
  .jy-burger{display:flex;}
  .jy-nav{min-height:68px;}
  .jy-grid-bg{display:none;}
  .jy-cat-hero{padding:112px 0 56px;}
  .jy-hero-figure{margin-top:28px;}
  .jy-filter-scroll{justify-content:flex-start;flex-wrap:nowrap;overflow-x:auto;padding-bottom:6px;-ms-overflow-style:none;scrollbar-width:none;}
  .jy-filter-scroll::-webkit-scrollbar{display:none;}
  .jy-pill{flex:0 0 auto;}
  .jy-table-head{display:none;}
  .jy-table-row{grid-template-columns:1fr;gap:10px;padding:18px 20px;}
  .jy-cell-state{margin-top:4px;}
}
@media (max-width:767px){
  :root{--jy-sec:48px;}
  .jy-container{padding:0 16px;}
  .jy-cards{grid-template-columns:1fr;gap:14px;}
  .jy-card-feature{grid-column:span 1;}
  .jy-card-feature .jy-media{aspect-ratio:16/9;}
  .jy-steps-grid{grid-template-columns:1fr;}
  .jy-btn{min-height:48px;}
  .jy-cta-card{flex-direction:column;align-items:flex-start;padding:30px 22px;text-align:left;}
  .jy-cta-actions{width:100%;}
  .jy-cta-actions .jy-btn{flex:1 1 auto;}
  .jy-footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .jy-cta-glow{display:none;}
}
@media (max-width:419px){
  .jy-cat-hero h1{font-size:27px;}
  .jy-badge{font-size:11px;padding:3px 8px;}
  .jy-chip{font-size:12px;padding:6px 11px;}
  .jy-card{padding:14px;}
  .jy-card-meta{font-size:12px;flex-wrap:wrap;gap:6px;}
  .jy-logo-text{font-size:15px;}
}