:root{
  --primary:#1f4ed8;
  --primary-dark:#173ea9;
  --secondary:#0f172a;
  --accent:#0ea5e9;
  --bg:#f5f8ff;
  --card:#ffffff;
  --text:#1e293b;
  --muted:#64748b;
  --line:#e5e7eb;
  --radius:22px;
  --shadow:0 16px 40px rgba(15,23,42,.08)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Microsoft YaHei","PingFang SC",sans-serif;color:var(--text);background:var(--bg);line-height:1.75}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
button,input,textarea,select{font:inherit}
.container{width:min(1180px,92vw);margin:0 auto}
.narrow-container{width:min(860px,92vw);margin:0 auto}

.header-inner{display:flex;align-items:center;gap:20px;min-height:78px}
.site-branding{display:flex;align-items:center;gap:14px;min-width:0}
.site-logo,.custom-logo-link{background:transparent!important;box-shadow:none!important;padding:0!important}
.custom-logo{max-height:52px;width:auto;background:transparent!important}
.site-title{font-size:24px;font-weight:800;color:var(--secondary);display:inline-block}
.site-tagline{margin:2px 0 0;font-size:13px;color:var(--muted)}
.main-nav{margin-left:auto}
.menu{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.menu li a{display:inline-flex;align-items:center;justify-content:center;padding:10px 14px;border-radius:999px;font-weight:600;color:#24324a}
.menu li a:hover,.menu li.current-menu-item a,.menu li.current_page_item a{background:#eef4ff;color:var(--primary)}
.nav-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:8px 12px;cursor:pointer}

.site-main{min-height:60vh}
.section{padding:78px 0}
.section-light{background:linear-gradient(180deg,#f8fbff,#eef4ff)}
.section-head,.section-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-head h2,.section-heading h2,.page-head h1{margin:6px 0 0;font-size:clamp(28px,4vw,42px);line-height:1.2;color:var(--secondary)}
.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-size:14px;font-weight:700}
.section-kicker::before{content:"";width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent))}
.section-link,.text-link{font-weight:700;color:var(--primary)}

.feature-grid,.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.feature-card,.card,.empty-card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid rgba(226,232,240,.8)}
.feature-card{padding:26px}
.feature-card h3{margin:0 0 10px;font-size:22px}
.feature-card p{margin:0;color:var(--muted)}
.card{overflow:hidden}
.card-cover{display:block;aspect-ratio:16/10;background:#dbeafe}
.card-cover img{width:100%;height:100%;object-fit:cover}
.card-cover-news{aspect-ratio:16/9}
.card-body{padding:20px 22px 22px}
.card-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.meta-pill{display:inline-flex;align-items:center;padding:6px 12px;background:#eef4ff;color:var(--primary);border-radius:999px;font-size:13px;font-weight:800}
.meta-date{color:var(--muted);font-size:14px}
.card h3{margin:0 0 10px;font-size:22px;line-height:1.35;color:#0f172a}
.card p{margin:0;color:var(--muted)}
.card-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:18px}
.post-card.compact .card-body{padding:18px 20px}
.post-card.compact h3{font-size:20px}
.news-list{display:grid;gap:18px}
.news-list.large .post-card{display:grid;grid-template-columns:300px 1fr}
.news-list.large .card-cover-news{aspect-ratio:auto;height:100%}
.news-list.large .card-cover-news img{height:100%}
.page-head{margin-bottom:26px}
.page-head p{margin:10px 0 0;color:var(--muted)}
.filter-chips{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0 26px}
.chip{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:10px 16px;border:1px solid #cbd5e1;background:#fff;color:#334155;font-weight:700}
.chip.is-active,.chip:hover{background:#eef4ff;border-color:#dbeafe;color:var(--primary)}
.pagination-wrap{margin-top:30px}
.pagination-wrap ul,.nav-links{display:flex;gap:10px;flex-wrap:wrap;list-style:none;padding:0;margin:0}
.pagination-wrap .page-numbers,.nav-links .page-numbers{display:inline-flex;align-items:center;justify-content:center;min-width:42px;height:42px;background:#fff;border-radius:12px;border:1px solid #dbe2ef;font-weight:700}
.pagination-wrap .current,.nav-links .current{background:var(--primary);color:#fff;border-color:var(--primary)}

.button{border:none;cursor:pointer;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;padding:14px 24px;font-weight:800;transition:.2s ease;gap:8px}
.button:hover{transform:translateY(-1px)}
.button-primary{background:linear-gradient(135deg,var(--primary),#3b82f6);color:#fff;box-shadow:0 14px 28px rgba(59,130,246,.26)}
.button-outline{background:#fff;border:1px solid #cbd5e1;color:var(--secondary)}
.button-light{background:#fff;color:var(--primary)}
.button-outline-light{background:transparent;border:1px solid rgba(255,255,255,.35);color:#fff}
.button-small{padding:10px 16px;font-size:14px}

.single-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:24px}
.single-main.card{padding:0;overflow:hidden}
.single-cover{background:#dbeafe}
.single-cover img{width:100%;max-height:440px;object-fit:cover}
.single-content{padding:28px}
.single-content h1{margin:10px 0 14px;font-size:clamp(32px,4vw,46px);line-height:1.2}
.single-summary{font-size:17px;color:#475569}
.entry-content>*:first-child{margin-top:0}
.entry-content h2,.entry-content h3,.entry-content h4{color:#0f172a;line-height:1.35}
.entry-content p,.entry-content li{color:#334155}
.entry-content img{border-radius:18px;height:auto}
.entry-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.meta-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:14px}
.side-card{padding:22px}
.side-card h3{margin:0 0 10px;font-size:22px}
.side-list{list-style:none;padding:0;margin:0}
.side-list li+li{margin-top:10px}
.side-list a{color:var(--secondary);font-weight:700}
.page-card{padding:28px}
.widget-title{margin-top:0}

.footer-grid{display:grid;grid-template-columns:1.3fr .9fr 1fr;gap:28px;padding:54px 0 28px}
.site-footer{background:#0f172a;color:#fff;margin-top:20px}
.site-footer h3,.site-footer h4{margin:0 0 12px}
.site-footer p{margin:0 0 8px;color:rgba(255,255,255,.75)}
.footer-links{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.footer-links a{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:16px 0;text-align:center}
.footer-bottom p{margin:0;color:rgba(255,255,255,.65)}

.wechat-modal{position:fixed;inset:0;z-index:120;display:flex;align-items:center;justify-content:center;padding:20px}
.wechat-modal[hidden]{display:none}
.wechat-modal__mask{position:absolute;inset:0;background:rgba(15,23,42,.56)}
.wechat-modal__content{position:relative;z-index:1;width:min(460px,92vw);background:#fff;border-radius:28px;padding:34px 28px 28px;box-shadow:0 30px 80px rgba(2,6,23,.3);text-align:center}
.wechat-modal__content h3{margin:0 0 10px;font-size:28px;color:#0f172a}
.wechat-modal__content p{margin:0;color:#475569}
.wechat-qrcode{display:block;width:200px;max-width:100%;height:auto;margin:22px auto 16px;border-radius:18px;object-fit:contain;box-shadow:0 10px 24px rgba(15,23,42,.08)}
.wechat-id{margin-top:8px;font-size:16px;font-weight:800;color:var(--primary)!important}
.wechat-close{position:absolute;right:16px;top:16px;border:none;background:#f1f5f9;color:#334155;width:40px;height:40px;border-radius:50%;font-size:24px;cursor:pointer}
.empty-card{padding:26px;color:var(--muted)}
.screen-reader-text{position:absolute;left:-9999px}

@media (max-width:1024px){
  .single-layout,.footer-grid{grid-template-columns:1fr}
  .feature-grid,.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .news-list.large .post-card{grid-template-columns:1fr}
}
@media (max-width:860px){
    .header-inner{
        flex-wrap:nowrap;
        padding:12px 0;
        position:relative;
    }

    .nav-toggle{
        display:inline-flex;
        margin-left:auto;
        align-items:center;
        justify-content:center;
        width:44px;
        height:44px;
        background:rgba(255,255,255,.16);
        border:1px solid rgba(255,255,255,.28);
        border-radius:14px;
        box-shadow:none;
        backdrop-filter:blur(12px);
        -webkit-backdrop-filter:blur(12px);
    }

    .header-consult-btn{
        display:none;
    }

    .main-nav{
        position:absolute;
        top:calc(100% + 10px);
        left:0;
        right:0;
        width:100%;
        display:none;
        z-index:120;
    }

    .main-nav.is-open{
        display:block;
    }

    .menu{
        display:flex;
        flex-direction:column;
        align-items:stretch;
        gap:8px;
        padding:14px;
        border-radius:22px;
        background:rgba(255,255,255,.22);
        border:1px solid rgba(255,255,255,.28);
        box-shadow:0 18px 40px rgba(15,23,42,.12);
        backdrop-filter:blur(16px);
        -webkit-backdrop-filter:blur(16px);
    }

    .menu li a{
        justify-content:flex-start;
        border-radius:14px;
        padding:12px 14px;
        background:transparent !important;
    }

    .menu li a:hover{background:#eef4ff;color:var(--primary)}

    .hero-stats,
    .feature-grid,
    .card-grid{
        grid-template-columns:1fr;
    }
}
@media (max-width:600px){
  .section{padding:60px 0}
  .button{width:100%}
  .card h3{font-size:20px}
  .single-content h1,.section-head h2,.section-heading h2,.page-head h1{font-size:30px}
}

/* 全站顶部导航统一成首页样式 */
/* 全站顶部导航：默认透明，滚动后加背景 */
.site-header{
    position:fixed;
    top:0;
    left:0;
    width:100%;
    z-index:999;
    background:transparent;
    backdrop-filter:none;
    -webkit-backdrop-filter:none;
    border-bottom:1px solid transparent;
    box-shadow:none;
    transition:
        background .28s ease,
        backdrop-filter .28s ease,
        -webkit-backdrop-filter .28s ease,
        border-color .28s ease,
        box-shadow .28s ease;
}

.site-header .header-inner{
    min-height:86px;
}

/* 滚动后头部自动加背景 */
.site-header.is-scrolled{
    background:rgba(255,255,255,.82);
    backdrop-filter:saturate(180%) blur(16px);
    -webkit-backdrop-filter:saturate(180%) blur(16px);
    border-bottom:1px solid rgba(226,232,240,.82);
    box-shadow:0 10px 30px rgba(15,23,42,.08);
}

/* 非首页正文下移，避免被 fixed 头部压住 */
body:not(.is-home-landing) .site-main{
    padding-top:110px;
}

body.is-home-landing .site-main{
    padding-top:0;
}

/* 右上角导航文字样式 */
.main-nav .menu li a{
    background:transparent !important;
    color:rgba(15,23,42,.76);
    font-weight:700;
    transition:color .22s ease, opacity .22s ease;
}

.main-nav .menu li a:hover,
.main-nav .menu li a:focus{
    background:transparent !important;
    color:rgba(15,23,42,1);
}

.main-nav .menu li.current-menu-item > a,
.main-nav .menu li.current_page_item > a{
    background:transparent !important;
    color:rgba(15,23,42,1);
}

.main-nav .menu li a{
    position:relative;
    background:transparent !important;
    color:rgba(15,23,42,.72);
    font-weight:700;
    transition:color .22s ease, opacity .22s ease;
}

.main-nav .menu li a:hover,
.main-nav .menu li a:focus{
    background:transparent !important;
    color:#0f172a;
}

.main-nav .menu li a.is-active,
.main-nav .menu li.current-menu-item > a,
.main-nav .menu li.current_page_item > a{
    background:transparent !important;
    color:#0f172a;
    font-weight:800;
}

.main-nav .menu li a.is-active::after,
.main-nav .menu li.current-menu-item > a::after,
.main-nav .menu li.current_page_item > a::after{
    content:"";
    position:absolute;
    left:14px;
    right:14px;
    bottom:6px;
    height:2px;
    border-radius:999px;
    background:#0f172a;
}

/* 非首页页面给正文留出顶部空间，避免被透明头部压住 */
body:not(.is-home-landing) .site-main{
    padding-top:110px;
}

/* 手机端菜单按钮：保留模糊感 */
@media (max-width:860px){
    .header-inner{
        flex-wrap:nowrap;
        padding:12px 0;
        position:relative;
    }

    .nav-toggle{
        display:inline-flex;
        margin-left:auto;
        align-items:center;
        justify-content:center;
        width:44px;
        height:44px;
        background:rgba(255,255,255,.16);
        border:1px solid rgba(255,255,255,.28);
        border-radius:14px;
        box-shadow:none;
        backdrop-filter:blur(12px);
        -webkit-backdrop-filter:blur(12px);
        color:#0f172a;
    }

    .nav-toggle:hover,
    .nav-toggle:focus{
        background:rgba(255,255,255,.22);
        color:#000;
    }

    .header-consult-btn{
        display:none;
    }

    .main-nav{
        position:absolute;
        top:calc(100% + 10px);
        left:0;
        right:0;
        width:100%;
        display:none;
        z-index:120;
    }

    .main-nav.is-open{
        display:block;
    }

    .menu{
        display:flex;
        flex-direction:column;
        align-items:stretch;
        gap:8px;
        padding:14px;
        border-radius:22px;
        background:rgba(255,255,255,.22);
        border:1px solid rgba(255,255,255,.28);
        box-shadow:0 18px 40px rgba(15,23,42,.12);
        backdrop-filter:blur(16px);
        -webkit-backdrop-filter:blur(16px);
    }

    .menu li a{
        justify-content:flex-start;
        border-radius:14px;
        padding:12px 14px;
        background:transparent !important;
    }

    .menu li a:hover,
    .menu li.current-menu-item a,
    .menu li.current_page_item a{
        background:transparent !important;
        color:var(--primary);
    }

    .hero-stats,
    .feature-grid,
    .card-grid{
        grid-template-columns:1fr;
    }
}

/* 顶部导航透明状态下的可读性 */
.site-header{
    background:linear-gradient(to bottom, rgba(255,255,255,.68), rgba(255,255,255,0));
}
.site-header .main-nav .menu li a,
.site-header .site-branding-text .site-title,
.site-header .site-branding-text .site-tagline{
    text-shadow:0 1px 12px rgba(255,255,255,.9);
}
.site-header.is-scrolled .main-nav .menu li a,
.site-header.is-scrolled .site-branding-text .site-title,
.site-header.is-scrolled .site-branding-text .site-tagline{
    text-shadow:none;
}