/* roulang page: index */
:root{
  --pg-bg-900:#060B14;
  --pg-bg-800:#0A1524;
  --pg-bg-700:#0E1E33;
  --pg-brand:#2FE0C8;
  --pg-brand-2:#7A6BFF;
  --pg-accent:#FF8A3D;
  --pg-text-1:#EAF2FF;
  --pg-text-2:rgba(234,242,255,.72);
  --pg-text-3:rgba(234,242,255,.48);
  --pg-line:rgba(255,255,255,.10);
  --pg-glass:linear-gradient(160deg, rgba(255,255,255,.07), rgba(255,255,255,.03));
  --pg-success:#35D07F;
  --pg-warn:#FFC24B;
  --pg-danger:#FF5C7A;
  --pg-r-card:18px;
  --pg-r-sm:12px;
  --pg-r-img:14px;
  --pg-shadow:0 1px 0 rgba(255,255,255,.06) inset, 0 18px 40px -24px rgba(0,0,0,.75);
  --pg-shadow-lg:0 24px 56px -24px rgba(0,0,0,.85);
  --bs-body-bg:var(--pg-bg-900);
  --bs-body-color:var(--pg-text-1);
  --bs-border-radius:12px;
  --bs-primary:#2FE0C8;
  --bs-link-color:#2FE0C8;
  --bs-link-hover-color:#7A6BFF;
  --bs-font-sans-serif:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--pg-bg-900);color:var(--pg-text-1);
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;line-height:1.9;overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  background-image:radial-gradient(900px 520px at 100% -5%, rgba(122,107,255,.12), transparent 70%),radial-gradient(760px 460px at -10% 12%, rgba(47,224,200,.10), transparent 68%);
  background-repeat:no-repeat;
}
img{max-width:100%;display:block;border:0}
a{color:var(--pg-brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--pg-brand-2)}
h1,h2,h3,h4,h5{margin:0;font-weight:700;color:var(--pg-text-1)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--pg-brand);outline-offset:2px;border-radius:6px}
.pg-container{width:100%;max-width:1140px;margin:0 auto;padding:0 24px}
@media (min-width:1400px){.pg-container{max-width:1320px}}
@media (max-width:575px){.pg-container{padding:0 18px}}

/* ---------- 通用组件 ---------- */
.pg-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 22px;border-radius:var(--pg-r-sm);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;white-space:nowrap;transition:transform .2s cubic-bezier(.2,.7,.2,1),box-shadow .25s ease,background .25s ease,border-color .25s ease,filter .25s ease,color .25s ease}
.pg-btn-primary{background:linear-gradient(135deg,#2FE0C8,#39B6FF);color:#04121A}
.pg-btn-primary:hover{color:#04121A;filter:brightness(1.06);box-shadow:0 12px 32px -10px rgba(47,224,200,.55)}
.pg-btn-primary:active{transform:scale(.985)}
.pg-btn-ghost{background:var(--pg-glass);border-color:rgba(255,255,255,.18);color:var(--pg-text-1)}
.pg-btn-ghost:hover{border-color:rgba(47,224,200,.55);color:#fff}
.pg-btn-sm{height:40px;padding:0 18px;font-size:14px}
.pg-btn-block{width:100%}
.pg-link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--pg-brand)}
.pg-link-arrow span.pg-arrow{transition:transform .2s ease;display:inline-block}
.pg-link-arrow:hover span.pg-arrow{transform:translateX(4px)}
.pg-glass-card{background:var(--pg-glass);border:1px solid var(--pg-line);border-radius:var(--pg-r-card);box-shadow:var(--pg-shadow);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.pg-badge{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;font-size:12.5px;line-height:1;background:rgba(255,255,255,.06);border:1px solid var(--pg-line);color:var(--pg-text-2)}
.pg-badge-brand{color:var(--pg-brand);border-color:rgba(47,224,200,.35);background:rgba(47,224,200,.10)}
.pg-badge-accent{color:var(--pg-accent);border-color:rgba(255,138,61,.35);background:rgba(255,138,61,.10)}
.pg-eyebrow{display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;font-size:13px;color:var(--pg-brand);background:rgba(47,224,200,.10);border:1px solid rgba(47,224,200,.28)}
.pg-eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--pg-brand);box-shadow:0 0 10px rgba(47,224,200,.9)}
.pg-section{padding:88px 0}
.pg-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.pg-section-title{font-size:clamp(1.5rem,2.6vw,2.125rem);line-height:1.3;letter-spacing:-.01em}
.pg-section-desc{margin-top:12px;color:var(--pg-text-2);font-size:15px;max-width:60ch}
.pg-muted{color:var(--pg-text-3);font-size:12.5px}
.pg-stat-num{font-family:ui-sans-serif,Inter,system-ui,-apple-system,"PingFang SC",sans-serif;font-size:28px;font-weight:700;line-height:1.2;font-variant-numeric:tabular-nums;letter-spacing:-.01em}

/* ---------- 导航 ---------- */
.pg-header{position:fixed;top:0;left:0;right:0;z-index:1040;background:rgba(6,11,20,.28);backdrop-filter:blur(16px) saturate(140%);-webkit-backdrop-filter:blur(16px) saturate(140%);border-bottom:1px solid rgba(255,255,255,.08);box-shadow:0 10px 30px -22px rgba(0,0,0,.8);transition:background .3s ease,box-shadow .3s ease,border-color .3s ease}
.pg-header.is-scrolled{background:rgba(6,11,20,.88);box-shadow:0 14px 34px -22px rgba(0,0,0,.92)}
.pg-nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px;transition:height .3s ease}
.pg-header.is-scrolled .pg-nav-inner{height:64px}
.pg-logo{display:inline-flex;align-items:center;gap:10px;color:var(--pg-text-1);font-size:20px;font-weight:700;letter-spacing:.02em}
.pg-logo:hover{color:#fff}
.pg-logo-mark{position:relative;width:34px;height:34px;border-radius:12px;background:linear-gradient(135deg,#2FE0C8,#7A6BFF);box-shadow:0 8px 22px -10px rgba(47,224,200,.85);flex:0 0 auto}
.pg-logo-mark::after{content:"";position:absolute;inset:11px;border-radius:50%;background:#04121A}
.pg-nav{display:flex;align-items:center;gap:4px}
.pg-nav-link{position:relative;display:inline-flex;align-items:center;height:38px;padding:0 12px;border-radius:10px;font-size:15px;color:var(--pg-text-2);transition:color .2s ease,background .2s ease}
.pg-nav-link:hover{color:var(--pg-text-1);background:rgba(255,255,255,.05)}
.pg-nav-link.is-active{color:var(--pg-text-1)}
.pg-nav-link.is-active::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;background:linear-gradient(90deg,#2FE0C8,#7A6BFF);box-shadow:0 0 12px rgba(47,224,200,.9)}
.pg-nav-actions{display:flex;align-items:center;gap:12px}
.pg-icon-btn{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;border:1px solid var(--pg-line);background:rgba(255,255,255,.04);color:var(--pg-text-1);cursor:pointer;transition:border-color .2s ease,background .2s ease,color .2s ease}
.pg-icon-btn:hover{border-color:rgba(47,224,200,.5);color:var(--pg-brand)}
.pg-search-layer{position:absolute;left:0;right:0;top:100%;max-height:0;overflow:hidden;background:rgba(6,11,20,.94);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid transparent;transition:max-height .32s ease,padding .32s ease,border-color .32s ease}
.pg-search-layer.is-open{max-height:240px;padding:20px 0 24px;border-bottom-color:var(--pg-line)}
.pg-search-form{display:flex;gap:12px;flex-wrap:wrap}
.pg-search-input{flex:1 1 260px;height:48px;padding:0 16px;border-radius:var(--pg-r-sm);border:1px solid var(--pg-line);background:rgba(255,255,255,.05);color:var(--pg-text-1);font-size:15px;outline:none;transition:border-color .2s ease,box-shadow .2s ease}
.pg-search-input::placeholder{color:var(--pg-text-3)}
.pg-search-input:focus{border-color:rgba(47,224,200,.6);box-shadow:0 0 0 4px rgba(47,224,200,.14)}
.pg-search-hint{margin-top:12px;font-size:12.5px;color:var(--pg-text-3)}
.pg-search-hint a{color:var(--pg-text-2);margin-right:16px}
.pg-search-hint a:hover{color:var(--pg-brand)}
.pg-burger{width:44px;height:44px;display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;border-radius:12px;border:1px solid var(--pg-line);background:rgba(255,255,255,.04);cursor:pointer}
.pg-burger i{display:block;width:18px;height:2px;border-radius:2px;background:var(--pg-text-1)}
.pg-drawer.offcanvas-top{height:100dvh;max-height:100dvh;background:rgba(6,11,20,.97);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:0;border-bottom:1px solid var(--pg-line);color:var(--pg-text-1)}
.pg-drawer .offcanvas-header{padding:18px 20px;border-bottom:1px solid var(--pg-line)}
.pg-drawer .btn-close{filter:invert(1) grayscale(1) opacity(.75)}
.pg-drawer-body{display:flex;flex-direction:column;justify-content:space-between;padding:24px 20px calc(24px + env(safe-area-inset-bottom))}
.pg-drawer-nav a{display:flex;align-items:center;justify-content:space-between;min-height:52px;padding:0 4px;font-size:18px;color:var(--pg-text-2);border-bottom:1px solid var(--pg-line)}
.pg-drawer-nav a.is-active{color:var(--pg-brand)}
.pg-drawer-nav a span{color:var(--pg-text-3);font-size:13px}

/* ---------- Hero ---------- */
.pg-hero{position:relative;padding-top:150px;overflow:hidden;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;background-repeat:no-repeat}
.pg-hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(620px 340px at 88% 10%, rgba(47,224,200,.24), transparent 66%),
  radial-gradient(540px 320px at 4% 90%, rgba(122,107,255,.22), transparent 68%),
  linear-gradient(180deg, rgba(6,11,20,.88) 0%, rgba(6,11,20,.74) 44%, rgba(6,11,20,.96) 100%);
  pointer-events:none}
.pg-hero-grid{position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);background-size:64px 64px;-webkit-mask-image:radial-gradient(circle at 50% 38%, #000 0%, transparent 72%);mask-image:radial-gradient(circle at 50% 38%, #000 0%, transparent 72%)}
.pg-hero > .pg-container{position:relative;z-index:2}
.pg-hero-inner{display:grid;grid-template-columns:1.06fr .94fr;gap:48px;align-items:center;padding:36px 0 72px;min-height:580px}
.pg-hero-title{margin:20px 0 18px;font-size:clamp(2rem,4.2vw,3.25rem);line-height:1.25;letter-spacing:-.01em}
.pg-hero-sub{color:var(--pg-text-2);font-size:17px;max-width:34ch}
.pg-hero-actions{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.pg-hero-note{margin-top:20px;color:var(--pg-text-3);font-size:12.5px}
.pg-hero-card{padding:24px;position:relative;overflow:hidden}
.pg-hero-card-title{font-size:17px;font-weight:700;margin-bottom:14px}
.pg-hero-list li{position:relative;padding-left:22px;color:var(--pg-text-2);font-size:14.5px;line-height:2;margin-bottom:6px}
.pg-hero-list li::before{content:"";position:absolute;left:0;top:14px;width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,#2FE0C8,#7A6BFF);box-shadow:0 0 10px rgba(47,224,200,.7)}
.pg-hero-thumb{margin-top:18px;border-radius:var(--pg-r-img);overflow:hidden;aspect-ratio:16/9;border:1px solid var(--pg-line)}
.pg-hero-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.pg-hero-card:hover .pg-hero-thumb img{transform:scale(1.03)}

/* ---------- 信任指标条 ---------- */
.pg-trust{border-top:1px solid var(--pg-line);background:linear-gradient(180deg, rgba(10,21,36,.72), rgba(6,11,20,.92))}
.pg-trust-list{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:26px 0}
.pg-trust-item{display:flex;flex-direction:column;gap:4px}
.pg-trust-label{font-size:12.5px;color:var(--pg-text-3)}

/* ---------- 三步上手 ---------- */
.pg-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative}
.pg-steps::before{content:"";position:absolute;left:9%;right:9%;top:38px;height:1px;background:linear-gradient(90deg, rgba(47,224,200,0), rgba(47,224,200,.5), rgba(122,107,255,.5), rgba(122,107,255,0))}
.pg-step{position:relative;padding:26px 24px 24px}
.pg-step-no{position:relative;z-index:2;width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;color:var(--pg-brand);border:1px solid rgba(47,224,200,.55);background:rgba(6,11,20,.9);box-shadow:0 0 22px -6px rgba(47,224,200,.8)}
.pg-step:nth-child(2) .pg-step-no{color:var(--pg-brand-2);border-color:rgba(122,107,255,.6);box-shadow:0 0 22px -6px rgba(122,107,255,.8)}
.pg-step:nth-child(3) .pg-step-no{color:var(--pg-accent);border-color:rgba(255,138,61,.55);box-shadow:0 0 22px -6px rgba(255,138,61,.7)}
.pg-step-title{margin:20px 0 10px;font-size:18px}
.pg-step-text{color:var(--pg-text-2);font-size:14.5px;margin-bottom:16px}

/* ---------- 案例证明 ---------- */
.pg-case-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px;align-items:stretch}
.pg-case-main{display:flex;flex-direction:column;overflow:hidden}
.pg-case-cover{position:relative;aspect-ratio:16/9;overflow:hidden}
.pg-case-cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.pg-case-main:hover .pg-case-cover img{transform:scale(1.03)}
.pg-case-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg, rgba(6,11,20,0), rgba(6,11,20,.72))}
.pg-case-body{padding:24px;display:flex;flex-direction:column;gap:12px}
.pg-case-title{font-size:20px;line-height:1.4}
.pg-case-text{color:var(--pg-text-2);font-size:14.5px}
.pg-case-data{display:flex;gap:20px;flex-wrap:wrap;margin-top:6px;padding-top:16px;border-top:1px solid var(--pg-line)}
.pg-case-data span{font-size:13px;color:var(--pg-text-3)}
.pg-case-data strong{color:var(--pg-text-1);font-variant-numeric:tabular-nums;font-weight:700;margin-right:4px}
.pg-case-side{display:flex;flex-direction:column;gap:24px}
.pg-case-mini{padding:20px;display:flex;gap:14px;align-items:center;transition:transform .22s cubic-bezier(.2,.7,.2,1),border-color .22s ease,box-shadow .22s ease}
.pg-case-mini:hover{transform:translateY(-4px);border-color:rgba(47,224,200,.35);box-shadow:var(--pg-shadow-lg)}
.pg-case-mini-thumb{width:88px;flex:0 0 88px;aspect-ratio:16/10;border-radius:var(--pg-r-sm);overflow:hidden;border:1px solid var(--pg-line)}
.pg-case-mini-thumb img{width:100%;height:100%;object-fit:cover}
.pg-case-mini h3{font-size:15.5px;margin-bottom:6px}
.pg-case-mini p{font-size:13px;color:var(--pg-text-3)}
.pg-quote{padding:24px;position:relative;display:flex;flex-direction:column;justify-content:space-between;gap:18px}
.pg-quote-mark{font-size:40px;line-height:1;color:var(--pg-brand);opacity:.65;font-family:Georgia,serif}
.pg-quote-text{font-size:18px;line-height:1.8;color:var(--pg-text-1)}
.pg-quote-user{display:flex;align-items:center;gap:12px}
.pg-quote-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,#2FE0C8,#7A6BFF);flex:0 0 auto}
.pg-quote-name{font-size:14px;color:var(--pg-text-1)}
.pg-quote-role{font-size:12.5px;color:var(--pg-text-3)}

/* ---------- 资讯卡 ---------- */
.pg-news-card{display:flex;flex-direction:column;height:100%;overflow:hidden;transition:transform .22s cubic-bezier(.2,.7,.2,1),border-color .22s ease,box-shadow .22s ease}
.pg-news-card:hover{transform:translateY(-4px);border-color:rgba(47,224,200,.35);box-shadow:var(--pg-shadow-lg)}
.pg-news-thumb{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--pg-bg-700);border-bottom:1px solid var(--pg-line)}
.pg-news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.pg-news-card:hover .pg-news-thumb img{transform:scale(1.03)}
.pg-news-body{padding:20px;display:flex;flex-direction:column;gap:12px;flex:1}
.pg-news-title{font-size:16.5px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pg-news-title a{color:var(--pg-text-1)}
.pg-news-title a:hover{color:var(--pg-brand)}
.pg-news-summary{font-size:14px;color:var(--pg-text-2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.pg-news-foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--pg-line);display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12.5px;color:var(--pg-text-3)}
.pg-empty{text-align:center;padding:48px 24px;border:1px dashed var(--pg-line);border-radius:var(--pg-r-card);background:rgba(255,255,255,.02)}
.pg-empty-icon{width:64px;height:64px;margin:0 auto 16px;border-radius:20px;background:var(--pg-glass);border:1px solid var(--pg-line);display:flex;align-items:center;justify-content:center;color:var(--pg-text-3);font-size:24px}
.pg-empty p{color:var(--pg-text-2);margin-bottom:18px}

/* ---------- FAQ ---------- */
.pg-faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:40px;align-items:start}
.pg-accordion .accordion-item{position:relative;background:var(--pg-glass);border:1px solid var(--pg-line);border-radius:var(--pg-r-card);margin-bottom:14px;overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease}
.pg-accordion .accordion-item:last-child{margin-bottom:0}
.pg-accordion .accordion-item:hover{border-color:rgba(47,224,200,.28)}
.pg-accordion .accordion-item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,#2FE0C8,#7A6BFF);opacity:0;transition:opacity .26s ease}
.pg-accordion .accordion-item:has(.accordion-button:not(.collapsed))::before{opacity:1}
.pg-accordion .accordion-button{position:relative;width:100%;padding:20px 60px 20px 24px;background:transparent;border:0;box-shadow:none;color:var(--pg-text-1);font-size:16px;font-weight:600;line-height:1.6;transition:color .2s ease}
.pg-accordion .accordion-button:not(.collapsed){color:var(--pg-brand);background:transparent;box-shadow:none}
.pg-accordion .accordion-button:focus{box-shadow:none;border:0}
.pg-accordion .accordion-button::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);width:28px;height:28px;background-image:none;display:flex;align-items:center;justify-content:center;border:1px solid var(--pg-line);border-radius:50%;color:var(--pg-text-2);font-size:17px;line-height:1;transition:border-color .25s ease,color .25s ease}
.pg-accordion .accordion-button:not(.collapsed)::after{content:"−";border-color:rgba(47,224,200,.55);color:var(--pg-brand);transform:translateY(-50%)}
.pg-accordion .accordion-body{padding:0 60px 22px 24px;color:var(--pg-text-2);font-size:14.5px;line-height:1.9}

/* ---------- CTA 面板 ---------- */
.pg-cta-panel{position:relative;overflow:hidden;border-radius:24px;border:1px solid var(--pg-line);background-image:url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center}
.pg-cta-panel::before{content:"";position:absolute;inset:0;background:
  radial-gradient(520px 300px at 92% 12%, rgba(47,224,200,.22), transparent 66%),
  linear-gradient(120deg, rgba(6,11,20,.94) 0%, rgba(6,11,20,.86) 52%, rgba(6,11,20,.78) 100%)}
.pg-cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;padding:40px}
.pg-cta-title{font-size:clamp(1.5rem,2.4vw,2rem);line-height:1.32;margin-bottom:14px}
.pg-cta-text{color:var(--pg-text-2);font-size:15px;margin-bottom:24px}
.pg-cta-points{display:flex;flex-direction:column;gap:10px}
.pg-cta-points li{position:relative;padding-left:24px;font-size:14.5px;color:var(--pg-text-2)}
.pg-cta-points li::before{content:"";position:absolute;left:0;top:11px;width:10px;height:10px;border-radius:3px;background:linear-gradient(135deg,#2FE0C8,#7A6BFF)}
.pg-form{padding:24px;background:rgba(6,11,20,.6)}
.pg-form-group{margin-bottom:16px}
.pg-label{display:block;font-size:12.5px;color:var(--pg-text-3);margin-bottom:6px}
.pg-input,.pg-select{width:100%;height:48px;padding:0 14px;border-radius:var(--pg-r-sm);border:1px solid var(--pg-line);background:rgba(255,255,255,.04);color:var(--pg-text-1);font-size:15px;outline:none;transition:border-color .2s ease,box-shadow .2s ease}
.pg-input::placeholder{color:var(--pg-text-3)}
.pg-input:focus,.pg-select:focus{border-color:rgba(47,224,200,.6);box-shadow:0 0 0 4px rgba(47,224,200,.14)}
.pg-select option{background:var(--pg-bg-800);color:var(--pg-text-1)}
.pg-form-tip{margin-top:12px;font-size:12.5px;color:var(--pg-text-3);line-height:1.7}
.pg-form-msg{margin-top:12px;font-size:13px;color:var(--pg-success);display:none}
.pg-form-msg.is-show{display:block}

/* ---------- 页脚 ---------- */
.pg-footer{margin-top:88px;background:var(--pg-bg-800);border-top:1px solid var(--pg-line)}
.pg-footer-deco{height:2px;background:linear-gradient(90deg, rgba(47,224,200,0), rgba(47,224,200,.7), rgba(122,107,255,.7), rgba(122,107,255,0))}
.pg-footer-cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;padding:56px 0 40px}
.pg-footer-col h4{font-size:14px;font-weight:600;letter-spacing:.04em;margin-bottom:14px}
.pg-footer-col a{display:block;font-size:14px;line-height:2.2;color:var(--pg-text-2)}
.pg-footer-col a:hover{color:var(--pg-brand)}
.pg-footer-about{margin:16px 0 12px;font-size:14px;color:var(--pg-text-2);max-width:34ch;line-height:1.9}
.pg-footer-contact li{font-size:14px;color:var(--pg-text-2);line-height:2.2}
.pg-footer-bottom{border-top:1px solid var(--pg-line);padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:var(--pg-text-3)}
.pg-footer-bottom a{color:var(--pg-text-3);margin-left:16px}
.pg-footer-bottom a:hover{color:var(--pg-brand)}
.pg-back-top{position:fixed;right:24px;bottom:28px;z-index:1030;width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:rgba(10,21,36,.9);border:1px solid var(--pg-line);color:var(--pg-text-1);cursor:pointer;opacity:0;pointer-events:none;transition:opacity .25s ease,border-color .25s ease,transform .25s ease}
.pg-back-top.is-show{opacity:1;pointer-events:auto}
.pg-back-top:hover{border-color:rgba(47,224,200,.5);transform:translateY(-3px)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .pg-hero-inner{grid-template-columns:1fr;gap:36px;padding:12px 0 56px;min-height:0}
  .pg-hero-sub{max-width:52ch}
  .pg-case-grid{grid-template-columns:1fr}
  .pg-faq-layout{grid-template-columns:1fr;gap:28px}
  .pg-steps::before{display:none}
}
@media (max-width:991px){
  .pg-section{padding:64px 0}
  .pg-hero{padding-top:130px}
  .pg-steps{grid-template-columns:1fr;gap:16px}
  .pg-step{display:grid;grid-template-columns:44px 1fr;grid-template-rows:auto auto auto;column-gap:16px;padding:20px;border-left:2px solid rgba(47,224,200,.35)}
  .pg-step-no{grid-row:1 / span 3}
  .pg-step-title{margin:0 0 6px}
  .pg-case-side{flex-direction:row;flex-wrap:wrap}
  .pg-case-side > *{flex:1 1 260px}
  .pg-cta-inner{grid-template-columns:1fr;padding:32px 28px}
  .pg-footer-cols{grid-template-columns:1fr 1fr;gap:28px;padding:44px 0 32px}
}
@media (max-width:575px){
  body{font-size:15.5px}
  .pg-section{padding:48px 0}
  .pg-hero{padding-top:112px}
  .pg-hero-title{font-size:clamp(1.75rem,7.2vw,2.25rem)}
  .pg-hero-actions .pg-btn{width:100%}
  .pg-trust-list{grid-template-columns:1fr 1fr;gap:18px;padding:22px 0}
  .pg-stat-num{font-size:24px}
  .pg-section-head{margin-bottom:28px}
  .pg-cta-inner{padding:24px 18px;gap:24px}
  .pg-form{padding:18px}
  .pg-footer-cols{grid-template-columns:1fr;padding:36px 0 28px}
  .pg-footer-bottom{flex-direction:column;align-items:flex-start}
  .pg-footer-bottom a{margin:0 16px 0 0}
  .pg-case-mini{flex-direction:column;align-items:flex-start}
  .pg-case-mini-thumb{width:100%;flex:0 0 auto}
  .pg-back-top{right:16px;bottom:18px}
}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none !important;transition:none !important}
  html{scroll-behavior:auto}
  .pg-news-card:hover,.pg-case-mini:hover,.pg-back-top:hover{transform:none}
  .pg-news-card:hover .pg-news-thumb img,.pg-case-main:hover .pg-case-cover img,.pg-hero-card:hover .pg-hero-thumb img{transform:none}
}

/* roulang page: article */
:root{
  --pg-bg-900:#060B14;
  --pg-bg-800:#0A1524;
  --pg-bg-700:#0E1E33;
  --pg-brand:#2FE0C8;
  --pg-brand-2:#7A6BFF;
  --pg-accent:#FF8A3D;
  --pg-text-1:#EAF2FF;
  --pg-text-2:rgba(234,242,255,.72);
  --pg-text-3:rgba(234,242,255,.48);
  --pg-line:rgba(255,255,255,.10);
  --pg-line-strong:rgba(255,255,255,.18);
  --pg-glass:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
  --pg-success:#35D07F;
  --pg-warn:#FFC24B;
  --pg-danger:#FF5C7A;
  --pg-r-lg:18px;
  --pg-r-md:12px;
  --pg-r-img:14px;
  --pg-shadow:0 1px 0 rgba(255,255,255,.06) inset,0 18px 40px -24px rgba(0,0,0,.75);
  --pg-shadow-hover:0 24px 56px -24px rgba(0,0,0,.85);
  --pg-ease:cubic-bezier(.2,.7,.2,1);
  --bs-body-bg:var(--pg-bg-900);
  --bs-body-color:var(--pg-text-1);
  --bs-border-radius:12px;
  --bs-primary:var(--pg-brand);
  --bs-link-color:var(--pg-brand);
  --bs-link-hover-color:#6BEFDC;
  --bs-font-sans-serif:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--pg-bg-900);
  color:var(--pg-text-1);
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.pg-locked{overflow:hidden}
img{max-width:100%;display:block}
a{color:var(--pg-brand);text-decoration:none;transition:color .2s var(--pg-ease)}
a:hover{color:#6BEFDC}
h1,h2,h3,h4,h5{font-weight:700;letter-spacing:-.01em;line-height:1.3;margin:0}
p{margin:0 0 16px}
ul,ol{margin:0 0 16px;padding-left:1.25rem}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:2px solid var(--pg-brand);outline-offset:2px;border-radius:6px}
.pg-num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

.pg-container{
  width:100%;
  max-width:1140px;
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1400px){.pg-container{max-width:1320px}}
@media (max-width:575.98px){.pg-container{padding:0 18px}}

/* ---------- 顶栏 ---------- */
.pg-header{
  position:fixed;
  inset:0 0 auto 0;
  z-index:1040;
  background:rgba(6,11,20,.28);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.08);
  box-shadow:0 10px 30px -22px rgba(0,0,0,.9);
  transition:background .3s var(--pg-ease),box-shadow .3s var(--pg-ease);
}
.pg-header.is-scrolled{
  background:rgba(6,11,20,.88);
  box-shadow:0 14px 36px -20px rgba(0,0,0,.95);
}
.pg-header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:76px;
  transition:height .3s var(--pg-ease);
}
.pg-header.is-scrolled .pg-header-inner{height:64px}
.pg-logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--pg-text-1);
  font-size:20px;
  font-weight:700;
  letter-spacing:.02em;
  white-space:nowrap;
}
.pg-logo:hover{color:var(--pg-text-1)}
.pg-logo-mark{
  width:30px;height:30px;flex:0 0 30px;border-radius:10px;
  background:linear-gradient(135deg,var(--pg-brand),var(--pg-brand-2));
  box-shadow:0 8px 22px -10px rgba(47,224,200,.85);
  position:relative;
}
.pg-logo-mark::after{
  content:"";position:absolute;inset:9px;border-radius:4px;
  background:rgba(6,11,20,.85);
}
.pg-nav{display:flex;align-items:center;gap:6px}
.pg-nav-link{
  position:relative;
  display:inline-block;
  padding:8px 14px;
  border-radius:var(--pg-r-md);
  font-size:15px;
  color:var(--pg-text-2);
  transition:color .22s var(--pg-ease),background .22s var(--pg-ease);
}
.pg-nav-link:hover{color:var(--pg-text-1);background:rgba(255,255,255,.05)}
.pg-nav-link.is-active{color:var(--pg-text-1)}
.pg-nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  border-radius:2px;background:var(--pg-brand);
  box-shadow:0 0 12px rgba(47,224,200,.9);
}
.pg-header-actions{display:flex;align-items:center;gap:12px}
.pg-icon-btn{
  width:42px;height:42px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:var(--pg-r-md);
  border:1px solid var(--pg-line);
  background:var(--pg-glass);
  color:var(--pg-text-2);
  cursor:pointer;
  transition:color .2s var(--pg-ease),border-color .2s var(--pg-ease),transform .2s var(--pg-ease);
}
.pg-icon-btn:hover{color:var(--pg-text-1);border-color:rgba(47,224,200,.45)}
.pg-burger{
  width:42px;height:42px;display:inline-flex;flex-direction:column;
  align-items:center;justify-content:center;gap:5px;
  border-radius:var(--pg-r-md);border:1px solid var(--pg-line);
  background:var(--pg-glass);cursor:pointer;
}
.pg-burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--pg-text-1)}

/* 按钮 */
.pg-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;
  border-radius:var(--pg-r-md);
  border:1px solid transparent;
  font-size:15px;font-weight:600;
  cursor:pointer;white-space:nowrap;
  transition:transform .2s var(--pg-ease),box-shadow .25s var(--pg-ease),border-color .25s var(--pg-ease),filter .25s var(--pg-ease),color .2s var(--pg-ease);
}
.pg-btn-primary{
  background:linear-gradient(135deg,#2FE0C8,#39B6FF);
  color:#04121A;
  box-shadow:0 10px 26px -16px rgba(47,224,200,.75);
}
.pg-btn-primary:hover{color:#04121A;filter:brightness(1.06);box-shadow:0 12px 32px -10px rgba(47,224,200,.55)}
.pg-btn-ghost{
  background:var(--pg-glass);
  border-color:var(--pg-line-strong);
  color:var(--pg-text-1);
}
.pg-btn-ghost:hover{border-color:rgba(47,224,200,.55);color:var(--pg-text-1)}
.pg-btn:active{transform:scale(.985)}
.pg-btn-sm{height:40px;padding:0 16px;font-size:14px}
.pg-btn-block{width:100%}
.pg-link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--pg-brand);font-size:14px;font-weight:600;
}
.pg-link-arrow i{transition:transform .22s var(--pg-ease)}
.pg-link-arrow:hover i{transform:translateX(4px)}

/* 搜索层 */
.pg-search{
  position:fixed;left:0;right:0;top:0;z-index:1050;
  padding:14px 0;
  background:rgba(6,11,20,.92);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  border-bottom:1px solid var(--pg-line);
  transform:translateY(-110%);
  transition:transform .3s var(--pg-ease);
}
.pg-search.is-open{transform:translateY(0)}
.pg-search-form{display:flex;gap:12px}
.pg-search-form input{
  flex:1;height:48px;padding:0 16px;border-radius:var(--pg-r-md);
  background:rgba(255,255,255,.05);
  border:1px solid var(--pg-line);
  color:var(--pg-text-1);
}
.pg-search-form input::placeholder{color:var(--pg-text-3)}
.pg-search-form input:focus{outline:none;border-color:var(--pg-brand);box-shadow:0 0 0 4px rgba(47,224,200,.14)}

/* 移动抽屉 */
.pg-drawer{
  position:fixed;inset:0;z-index:1060;
  background:rgba(6,11,20,.55);
  -webkit-backdrop-filter:blur(6px);
  backdrop-filter:blur(6px);
  opacity:0;visibility:hidden;
  transition:opacity .3s var(--pg-ease),visibility .3s var(--pg-ease);
}
.pg-drawer.is-open{opacity:1;visibility:visible}
.pg-drawer-panel{
  position:absolute;inset:0 0 auto 0;
  background:linear-gradient(160deg,rgba(10,21,36,.98),rgba(6,11,20,.98));
  border-bottom:1px solid var(--pg-line);
  border-radius:0 0 22px 22px;
  padding:18px;
  transform:translateY(-100%);
  transition:transform .34s var(--pg-ease);
  max-height:92vh;overflow:auto;
}
.pg-drawer.is-open .pg-drawer-panel{transform:translateY(0)}
.pg-drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.pg-drawer-close{
  width:40px;height:40px;border-radius:var(--pg-r-md);
  border:1px solid var(--pg-line);background:var(--pg-glass);
  color:var(--pg-text-1);font-size:22px;line-height:1;cursor:pointer;
}
.pg-drawer-nav{display:flex;flex-direction:column;padding:6px 0 10px}
.pg-drawer-nav a{
  font-size:18px;line-height:1.4;color:var(--pg-text-2);
  padding:14px 4px;min-height:48px;display:flex;align-items:center;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.pg-drawer-nav a.is-active{color:var(--pg-brand)}
.pg-drawer-cta{padding-top:16px}

/* ---------- 主区 ---------- */
.pg-main{padding-top:76px}
.pg-page-top{
  position:relative;
  padding:40px 0 32px;
  background:
    radial-gradient(900px 340px at 12% -10%,rgba(47,224,200,.16),transparent 60%),
    radial-gradient(800px 320px at 88% 0%,rgba(122,107,255,.18),transparent 62%),
    linear-gradient(180deg,var(--pg-bg-800),var(--pg-bg-900));
  border-bottom:1px solid var(--pg-line);
}
.pg-breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--pg-text-3);margin-bottom:18px;
}
.pg-breadcrumb a{color:var(--pg-text-2)}
.pg-breadcrumb a:hover{color:var(--pg-brand)}
.pg-breadcrumb .sep{color:rgba(234,242,255,.28)}
.pg-breadcrumb .cur{color:var(--pg-text-3);max-width:60ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pg-h1{font-size:clamp(1.75rem,3.4vw,2.6rem);line-height:1.28;margin-bottom:18px;max-width:22ch}
.pg-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;font-size:13.5px;color:var(--pg-text-3)}
.pg-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(234,242,255,.3)}
.pg-badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  border-radius:999px;font-size:12.5px;font-weight:600;
  background:rgba(47,224,200,.12);color:var(--pg-brand);
  border:1px solid rgba(47,224,200,.28);
}
.pg-badge-violet{background:rgba(122,107,255,.14);color:#B9B0FF;border-color:rgba(122,107,255,.32)}
.pg-badge-warm{background:rgba(255,138,61,.14);color:#FFB37A;border-color:rgba(255,138,61,.32)}

.pg-hero-img{
  position:relative;margin:26px 0 0;
  border-radius:20px;overflow:hidden;
  border:1px solid var(--pg-line);
  box-shadow:var(--pg-shadow);
  aspect-ratio:16/9;
  background:linear-gradient(160deg,var(--pg-bg-700),var(--pg-bg-800));
}
.pg-hero-img img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--pg-ease)}
.pg-hero-img::after{
  content:"";position:absolute;inset:auto 0 0 0;height:46%;
  background:linear-gradient(180deg,transparent,rgba(6,11,20,.82));
}

.pg-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:48px;
  padding:56px 0 72px;
  align-items:start;
}
@media (max-width:1199.98px){.pg-layout{grid-template-columns:minmax(0,1fr)}}
@media (max-width:991.98px){.pg-layout{gap:32px;padding:40px 0 56px}}

.pg-article-wrap{min-width:0;max-width:800px}
.pg-aside{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
@media (max-width:1199.98px){.pg-aside{position:static;max-width:800px}}

/* 正文排版 */
.pg-article-body{font-size:17px;line-height:1.95;color:var(--pg-text-2)}
.pg-article-body > *{max-width:72ch}
.pg-article-body h2{
  position:relative;margin:44px 0 18px;
  padding-left:16px;
  font-size:clamp(1.35rem,2.2vw,1.7rem);
  color:var(--pg-text-1);
}
.pg-article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;
  border-radius:4px;background:linear-gradient(180deg,var(--pg-brand),var(--pg-brand-2));
  box-shadow:0 0 14px rgba(47,224,200,.5);
}
.pg-article-body h3{margin:32px 0 14px;font-size:1.25rem;color:var(--pg-text-1)}
.pg-article-body p{margin:0 0 18px;color:var(--pg-text-2)}
.pg-article-body ul,.pg-article-body ol{margin:0 0 20px;padding-left:1.3rem}
.pg-article-body li{margin-bottom:10px}
.pg-article-body li::marker{color:var(--pg-brand)}
.pg-article-body strong{color:var(--pg-text-1)}
.pg-article-body a{border-bottom:1px solid rgba(47,224,200,.35)}
.pg-article-body img{
  width:100%;height:auto;border-radius:var(--pg-r-img);
  border:1px solid var(--pg-line);margin:12px 0 8px;
}
.pg-article-body blockquote{
  margin:26px 0;padding:18px 22px;
  border-left:3px solid var(--pg-brand);
  background:var(--pg-glass);
  border-radius:0 var(--pg-r-md) var(--pg-r-md) 0;
  color:var(--pg-text-2);
}
.pg-article-body blockquote p:last-child{margin-bottom:0}
.pg-article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:.92em;padding:3px 8px;border-radius:8px;
  background:rgba(255,255,255,.07);color:#8FF3E4;
  border:1px solid var(--pg-line);
}
.pg-article-body pre{
  overflow:auto;padding:18px;border-radius:var(--pg-r-md);
  background:rgba(255,255,255,.05);border:1px solid var(--pg-line);
  margin:0 0 22px;
}
.pg-article-body pre code{background:none;border:0;padding:0;color:var(--pg-text-1)}
.pg-table-wrap{
  width:100%;overflow-x:auto;margin:0 0 24px;
  border:1px solid var(--pg-line);border-radius:var(--pg-r-md);
}
.pg-table-wrap table{width:100%;border-collapse:collapse;min-width:520px;font-size:15px}
.pg-table-wrap th,.pg-table-wrap td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--pg-line)}
.pg-table-wrap th{background:rgba(255,255,255,.06);color:var(--pg-text-1);font-weight:600;white-space:nowrap}
.pg-table-wrap tbody tr:nth-child(even){background:rgba(255,255,255,.025)}
.pg-table-wrap tbody tr:last-child td{border-bottom:0}

/* 文末 */
.pg-tags{display:flex;flex-wrap:wrap;gap:10px;margin:44px 0 26px}
.pg-tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;
  border-radius:999px;font-size:13px;color:var(--pg-text-2);
  background:var(--pg-glass);border:1px solid var(--pg-line);
}
.pg-tag:hover{color:var(--pg-text-1);border-color:rgba(47,224,200,.4)}
.pg-back-row{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:48px}

.pg-section-title{font-size:clamp(1.25rem,2vw,1.55rem);margin-bottom:6px}
.pg-section-sub{color:var(--pg-text-3);font-size:14px;margin-bottom:24px}
.pg-news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
@media (max-width:991.98px){.pg-news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:575.98px){.pg-news-grid{grid-template-columns:1fr;gap:16px}}
.pg-news-card{
  display:flex;flex-direction:column;
  border-radius:var(--pg-r-lg);
  background:var(--pg-glass);
  border:1px solid var(--pg-line);
  box-shadow:var(--pg-shadow);
  overflow:hidden;
  transition:transform .22s var(--pg-ease),box-shadow .25s var(--pg-ease),border-color .25s var(--pg-ease);
}
.pg-news-card:hover{transform:translateY(-4px);box-shadow:var(--pg-shadow-hover);border-color:rgba(47,224,200,.35)}
.pg-news-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--pg-bg-700)}
.pg-news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--pg-ease)}
.pg-news-card:hover .pg-news-cover img{transform:scale(1.03)}
.pg-news-body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1}
.pg-news-body h3{font-size:1.0625rem;line-height:1.5;color:var(--pg-text-1);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pg-news-body p{font-size:14px;color:var(--pg-text-3);margin:0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.pg-news-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:6px;font-size:12.5px;color:var(--pg-text-3)}

/* 侧栏卡 */
.pg-side-card{
  border-radius:var(--pg-r-lg);
  background:var(--pg-glass);
  border:1px solid var(--pg-line);
  box-shadow:var(--pg-shadow);
  padding:20px;
}
.pg-side-card h3{font-size:15px;margin-bottom:14px;color:var(--pg-text-1)}
.pg-toc{list-style:none;margin:0;padding:0;font-size:14px}
.pg-toc li{margin:0}
.pg-toc a{
  display:block;padding:7px 0 7px 12px;
  border-left:2px solid transparent;
  color:var(--pg-text-3);line-height:1.6;
}
.pg-toc a:hover{color:var(--pg-text-1)}
.pg-toc a.is-current{color:var(--pg-brand);border-left-color:var(--pg-brand);background:rgba(47,224,200,.06);border-radius:0 8px 8px 0}
.pg-toc .lvl-3 a{padding-left:26px;font-size:13px}
.pg-side-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}
.pg-side-list a{display:block;font-size:14px;line-height:1.6;color:var(--pg-text-2)}
.pg-side-list a:hover{color:var(--pg-brand)}
.pg-side-list span{display:block;font-size:12.5px;color:var(--pg-text-3);margin-top:2px}
.pg-source-row{display:flex;align-items:center;gap:12px;font-size:13.5px;color:var(--pg-text-3)}
.pg-source-avatar{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;
  background:linear-gradient(135deg,var(--pg-brand),var(--pg-brand-2));
  display:flex;align-items:center;justify-content:center;
  color:#04121A;font-weight:700;font-size:15px;
}
.pg-cta-mini{background:linear-gradient(160deg,rgba(47,224,200,.16),rgba(122,107,255,.14))}
.pg-cta-mini p{font-size:13.5px;color:var(--pg-text-2);margin:0 0 14px}

/* CTA 面板 */
.pg-cta-panel{
  position:relative;overflow:hidden;
  border-radius:22px;
  border:1px solid var(--pg-line);
  box-shadow:var(--pg-shadow);
  background-image:
    linear-gradient(120deg,rgba(6,11,20,.94),rgba(6,11,20,.78)),
    url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  padding:40px;
}
.pg-cta-panel-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
@media (max-width:991.98px){.pg-cta-panel{padding:26px}.pg-cta-panel-grid{grid-template-columns:1fr;gap:24px}}
.pg-cta-panel h2{font-size:clamp(1.4rem,2.4vw,2rem);margin-bottom:12px}
.pg-cta-panel p{color:var(--pg-text-2);margin:0;font-size:15px}
.pg-form{display:flex;flex-direction:column;gap:14px}
.pg-field label{display:block;font-size:12.5px;color:var(--pg-text-3);margin-bottom:6px}
.pg-field input,.pg-field textarea{
  width:100%;height:48px;padding:0 16px;
  border-radius:var(--pg-r-md);
  background:rgba(255,255,255,.05);
  border:1px solid var(--pg-line);
  color:var(--pg-text-1);
  transition:border-color .2s var(--pg-ease),box-shadow .2s var(--pg-ease);
}
.pg-field textarea{height:auto;padding:12px 16px;resize:vertical;min-height:96px}
.pg-field input::placeholder,.pg-field textarea::placeholder{color:var(--pg-text-3)}
.pg-field input:focus,.pg-field textarea:focus{outline:none;border-color:var(--pg-brand);box-shadow:0 0 0 4px rgba(47,224,200,.14)}
.pg-form-note{font-size:12.5px;color:var(--pg-text-3);margin:0}

/* 空态 */
.pg-empty{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;text-align:center;
  padding:56px 24px;
  border-radius:var(--pg-r-lg);
  border:1px dashed rgba(255,255,255,.18);
  background:var(--pg-glass);
}
.pg-empty-icon{
  width:64px;height:64px;border-radius:18px;
  display:flex;align-items:center;justify-content:center;
  font-size:26px;color:var(--pg-brand);
  background:rgba(47,224,200,.1);border:1px solid rgba(47,224,200,.28);
}
.pg-empty p{color:var(--pg-text-3);margin:0}

/* 页脚 */
.pg-footer{
  position:relative;
  margin-top:24px;
  background:linear-gradient(180deg,var(--pg-bg-800),#05090F);
  border-top:1px solid var(--pg-line);
  padding:56px 0 26px;
}
.pg-footer-deco{
  position:absolute;inset:0 0 auto 0;height:120px;
  background-image:linear-gradient(180deg,rgba(47,224,200,.10),transparent),url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;
  opacity:.35;pointer-events:none;
}
.pg-footer-cols{
  position:relative;
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;
  padding-bottom:32px;border-bottom:1px solid var(--pg-line);
}
@media (max-width:991.98px){.pg-footer-cols{grid-template-columns:1fr 1fr;gap:26px}}
@media (max-width:575.98px){.pg-footer-cols{grid-template-columns:1fr}}
.pg-footer-col h4{font-size:14px;font-weight:600;margin-bottom:14px;color:var(--pg-text-1)}
.pg-footer-col a{display:block;font-size:14px;line-height:2.2;color:var(--pg-text-2)}
.pg-footer-col a:hover{color:var(--pg-brand)}
.pg-footer-about{font-size:14px;color:var(--pg-text-3);margin:14px 0 8px;max-width:34ch}
.pg-footer-contact{list-style:none;margin:0;padding:0}
.pg-footer-contact li{font-size:14px;line-height:2.2;color:var(--pg-text-2)}
.pg-muted{color:var(--pg-text-3);font-size:13px}
.pg-footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding-top:20px;font-size:13px;color:var(--pg-text-3);
}
.pg-footer-links{display:flex;flex-wrap:wrap;gap:16px}
.pg-footer-links a{color:var(--pg-text-3)}
.pg-footer-links a:hover{color:var(--pg-brand)}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: category1 */
:root{
  --pg-bg-900:#060B14;
  --pg-bg-800:#0A1524;
  --pg-bg-700:#0E1E33;
  --pg-brand:#2FE0C8;
  --pg-brand-2:#7A6BFF;
  --pg-accent:#FF8A3D;
  --pg-text-1:#EAF2FF;
  --pg-text-2:rgba(234,242,255,.72);
  --pg-text-3:rgba(234,242,255,.48);
  --pg-line:rgba(255,255,255,.10);
  --pg-glass:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
  --pg-success:#35D07F;
  --pg-warn:#FFC24B;
  --pg-danger:#FF5C7A;
  --pg-radius-card:18px;
  --pg-radius-sm:12px;
  --pg-radius-img:14px;
  --pg-shadow-card:0 1px 0 rgba(255,255,255,.06) inset, 0 18px 40px -24px rgba(0,0,0,.75);
  --pg-shadow-hover:0 24px 56px -24px rgba(0,0,0,.85);

  --bs-body-bg:var(--pg-bg-900);
  --bs-body-color:var(--pg-text-1);
  --bs-border-radius:12px;
  --bs-primary:#2FE0C8;
  --bs-primary-rgb:47,224,200;
  --bs-link-color:#2FE0C8;
  --bs-link-hover-color:#7CF0DD;
  --bs-body-font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --bs-offcanvas-bg:rgba(6,11,20,.96);
  --bs-offcanvas-color:var(--pg-text-1);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--pg-bg-900);
  color:var(--pg-text-1);
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background:
    radial-gradient(60% 42% at 82% 6%,rgba(47,224,200,.10),transparent 62%),
    radial-gradient(52% 40% at 6% 82%,rgba(122,107,255,.12),transparent 64%),
    linear-gradient(180deg,var(--pg-bg-900),var(--pg-bg-800) 55%,var(--pg-bg-900));
  z-index:-1;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 16px;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--pg-text-1);letter-spacing:-.01em;}
.pg-num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1;}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible{
  outline:2px solid var(--pg-brand);
  outline-offset:2px;
  border-radius:6px;
}

.pg-container{
  width:100%;
  max-width:1140px;
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1400px){ .pg-container{max-width:1320px;} }
@media (max-width:575.98px){ .pg-container{padding:0 18px;} }

/* ---------- 导航 ---------- */
.pg-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:1040;
  background:rgba(6,11,20,.28);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.08);
  box-shadow:0 12px 30px -24px rgba(0,0,0,.9);
  transition:background .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.pg-header.is-scrolled{
  background:rgba(6,11,20,.88);
  border-bottom-color:rgba(255,255,255,.10);
  box-shadow:0 18px 40px -26px rgba(0,0,0,.95);
}
.pg-header-inner{
  display:flex;
  align-items:center;
  gap:28px;
  height:76px;
  transition:height .28s ease;
}
.pg-header.is-scrolled .pg-header-inner{height:64px;}
.pg-logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.pg-logo-mark{
  width:30px;height:30px;border-radius:9px;
  background:linear-gradient(135deg,var(--pg-brand),var(--pg-brand-2));
  box-shadow:0 0 0 1px rgba(255,255,255,.14) inset,0 10px 24px -12px rgba(47,224,200,.9);
  position:relative;
}
.pg-logo-mark::after{
  content:"";
  position:absolute;inset:9px;
  border-radius:4px;
  background:rgba(4,18,26,.85);
}
.pg-logo-text{
  font-size:20px;
  font-weight:700;
  letter-spacing:.02em;
  color:var(--pg-text-1);
}
.pg-nav{display:flex;align-items:center;gap:26px;margin-left:8px;}
.pg-nav-link{
  position:relative;
  font-size:15px;
  color:var(--pg-text-2);
  padding:6px 2px;
  transition:color .2s ease;
  white-space:nowrap;
}
.pg-nav-link::after{
  content:"";
  position:absolute;left:0;right:0;bottom:0;
  height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--pg-brand),var(--pg-brand-2));
  box-shadow:0 0 12px rgba(47,224,200,.75);
  opacity:0;transform:scaleX(.4);
  transition:opacity .24s ease,transform .24s ease;
}
.pg-nav-link:hover{color:var(--pg-text-1);}
.pg-nav-link.is-active{color:var(--pg-text-1);}
.pg-nav-link.is-active::after{opacity:1;transform:scaleX(1);}
.pg-header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.pg-icon-btn{
  width:42px;height:42px;border-radius:999px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.05);
  border:1px solid var(--pg-line);
  color:var(--pg-text-2);
  cursor:pointer;
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.pg-icon-btn:hover{color:var(--pg-text-1);border-color:rgba(47,224,200,.45);background:rgba(47,224,200,.08);}
.pg-burger{
  width:44px;height:44px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.05);
  border:1px solid var(--pg-line);
  color:var(--pg-text-1);
  cursor:pointer;
}
.pg-search-layer{
  position:absolute;
  top:100%;left:0;right:0;
  background:rgba(6,11,20,.94);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--pg-line);
  padding:20px 0 22px;
  opacity:0;visibility:hidden;transform:translateY(-10px);
  transition:opacity .24s ease,transform .24s ease,visibility .24s;
}
.pg-search-layer.is-open{opacity:1;visibility:visible;transform:none;}
.pg-search-row{display:flex;gap:12px;align-items:center;}
.pg-search-input{
  flex:1 1 auto;
  background:rgba(255,255,255,.05);
  border:1px solid var(--pg-line);
  border-radius:12px;
  padding:12px 16px;
  color:var(--pg-text-1);
}
.pg-search-input::placeholder{color:var(--pg-text-3);}
.pg-search-input:focus{border-color:var(--pg-brand);box-shadow:0 0 0 4px rgba(47,224,200,.16);outline:none;}
.pg-search-hint{margin:10px 0 0;font-size:12.5px;color:var(--pg-text-3);}

.pg-drawer{
  height:100dvh;
  background:rgba(6,11,20,.96)!important;
  -webkit-backdrop-filter:blur(20px) saturate(140%);
  backdrop-filter:blur(20px) saturate(140%);
  border-bottom:1px solid var(--pg-line)!important;
}
.pg-drawer .offcanvas-header{padding:18px 20px;border-bottom:1px solid var(--pg-line);}
.pg-drawer .offcanvas-body{padding:8px 20px 20px;}
.pg-drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:52px;
  font-size:18px;
  color:var(--pg-text-2);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.pg-drawer-link.is-active{color:var(--pg-brand);}
.pg-drawer-cta{
  padding:16px 20px 24px;
  border-top:1px solid var(--pg-line);
  background:rgba(6,11,20,.7);
}
.pg-drawer-cta .pg-btn{width:100%;justify-content:center;}

/* ---------- 按钮 ---------- */
.pg-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;
  border-radius:12px;
  border:1px solid transparent;
  font-size:15px;font-weight:600;
  cursor:pointer;
  transition:transform .18s cubic-bezier(.2,.7,.2,1),box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease,filter .22s ease;
  white-space:nowrap;
}
.pg-btn:active{transform:scale(.985);}
.pg-btn-primary{
  background:linear-gradient(135deg,#2FE0C8,#39B6FF);
  color:#04121A;
  box-shadow:0 10px 26px -14px rgba(47,224,200,.8);
}
.pg-btn-primary:hover{filter:brightness(1.06);box-shadow:0 12px 32px -10px rgba(47,224,200,.55);color:#04121A;}
.pg-btn-ghost{
  background:var(--pg-glass);
  border-color:rgba(255,255,255,.18);
  color:var(--pg-text-1);
}
.pg-btn-ghost:hover{border-color:rgba(47,224,200,.55);color:var(--pg-text-1);}
.pg-btn-sm{height:40px;padding:0 16px;font-size:14px;border-radius:10px;}
.pg-btn-line{
  background:transparent;
  border-color:rgba(255,255,255,.22);
  color:var(--pg-text-1);
}
.pg-btn-line:hover{border-color:var(--pg-brand);color:var(--pg-brand);}
.pg-btn[disabled]{opacity:.6;filter:saturate(.7);cursor:default;}
.pg-text-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--pg-brand);
  font-size:14px;font-weight:600;
}
.pg-text-link i{transition:transform .22s ease;}
.pg-text-link:hover i{transform:translateX(4px);}

/* ---------- 通用板块 ---------- */
.pg-section{padding:88px 0;}
.pg-section.is-tight{padding-top:56px;}
.pg-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.14em;
  color:var(--pg-brand);
  text-transform:none;
  margin-bottom:14px;
}
.pg-eyebrow::before{
  content:"";width:22px;height:1px;
  background:linear-gradient(90deg,var(--pg-brand),transparent);
}
.pg-h2{font-size:clamp(1.5rem,2.6vw,2.125rem);line-height:1.3;margin-bottom:14px;}
.pg-h3{font-size:1.25rem;line-height:1.4;margin-bottom:10px;}
.pg-lead{font-size:16px;color:var(--pg-text-2);max-width:62ch;}
.pg-muted{color:var(--pg-text-3);}
.pg-micro{font-size:12.5px;color:var(--pg-text-3);}
.pg-section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:38px;
}
.pg-divider{height:1px;background:var(--pg-line);border:0;margin:0;}

/* ---------- 玻璃卡 ---------- */
.pg-glass-card{
  background:var(--pg-glass);
  border:1px solid var(--pg-line);
  border-radius:var(--pg-radius-card);
  box-shadow:var(--pg-shadow-card);
  padding:26px;
  transition:transform .22s cubic-bezier(.2,.7,.2,1),box-shadow .22s ease,border-color .22s ease;
}
.pg-glass-card:hover{
  transform:translateY(-4px);
  border-color:rgba(47,224,200,.35);
  box-shadow:var(--pg-shadow-hover),0 0 0 1px rgba(47,224,200,.14);
}

/* ---------- 分类矮 Hero ---------- */
.pg-cat-hero{
  position:relative;
  min-height:300px;
  display:flex;align-items:flex-end;
  padding:132px 0 44px;
  overflow:hidden;
  border-bottom:1px solid var(--pg-line);
}
.pg-cat-hero-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;
  background-position:center 34%;
  transform:scale(1.04);
}
.pg-cat-hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(48% 70% at 84% 12%,rgba(47,224,200,.20),transparent 62%),
    radial-gradient(46% 66% at 8% 90%,rgba(122,107,255,.22),transparent 66%),
    linear-gradient(180deg,rgba(6,11,20,.86),rgba(6,11,20,.68) 46%,rgba(6,11,20,.96));
}
.pg-cat-hero .pg-container{position:relative;z-index:2;}
.pg-breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--pg-text-3);
  margin-bottom:16px;
}
.pg-breadcrumb a{color:var(--pg-text-2);}
.pg-breadcrumb a:hover{color:var(--pg-brand);}
.pg-breadcrumb .sep{color:rgba(234,242,255,.28);}
.pg-breadcrumb .current{color:var(--pg-text-3);}
.pg-cat-hero h1{
  font-size:clamp(2rem,4.2vw,3.25rem);
  line-height:1.25;
  letter-spacing:-.01em;
  margin-bottom:14px;
}
.pg-cat-hero p{
  max-width:56ch;
  color:var(--pg-text-2);
  font-size:16px;
  margin:0;
}

/* ---------- 指标条 ---------- */
.pg-stat-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  background:var(--pg-glass);
  border:1px solid var(--pg-line);
  border-radius:var(--pg-radius-card);
  box-shadow:var(--pg-shadow-card);
  overflow:hidden;
}
.pg-stat{
  padding:26px 24px;
  border-right:1px solid var(--pg-line);
}
.pg-stat:last-child{border-right:0;}
.pg-stat-num{
  font-size:28px;font-weight:700;line-height:1.2;
  font-variant-numeric:tabular-nums;
  background:linear-gradient(120deg,#EAF2FF,#8FF3E4);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.pg-stat-label{font-size:12.5px;color:var(--pg-text-3);margin-top:6px;}

/* ---------- 图文交替 ---------- */
.pg-split{
  display:grid;
  grid-template-columns:1.04fr 1fr;
  gap:48px;
  align-items:center;
}
.pg-split + .pg-split{margin-top:76px;}
.pg-split.is-reverse .pg-split-media{order:2;}
.pg-split-media{
  position:relative;
  overflow:hidden;
  border-radius:var(--pg-radius-card);
  border:1px solid var(--pg-line);
  box-shadow:var(--pg-shadow-card);
  background:rgba(255,255,255,.03);
}
.pg-split-media img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  transition:transform .3s ease;
}
.pg-split-media:hover img{transform:scale(1.03);}
.pg-split-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,11,20,0),rgba(6,11,20,.42));
  pointer-events:none;
}
.pg-tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px;}
.pg-badge{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;
  border-radius:999px;
  background:rgba(255,255,255,.06);
  border:1px solid var(--pg-line);
  font-size:12.5px;
  color:var(--pg-text-2);
}
.pg-badge.is-brand{color:var(--pg-brand);border-color:rgba(47,224,200,.35);background:rgba(47,224,200,.08);}
.pg-badge.is-violet{color:#B4AAFF;border-color:rgba(122,107,255,.38);background:rgba(122,107,255,.12);}
.pg-badge.is-accent{color:#FFB27D;border-color:rgba(255,138,61,.36);background:rgba(255,138,61,.10);}

.pg-check-list{margin-top:18px;display:grid;gap:12px;}
.pg-check-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:15px;color:var(--pg-text-2);
}
.pg-check-list i{color:var(--pg-brand);font-size:15px;margin-top:5px;flex:0 0 auto;}

/* ---------- 规格表 ---------- */
.pg-table-wrap{
  border:1px solid var(--pg-line);
  border-radius:var(--pg-radius-card);
  background:rgba(255,255,255,.02);
  box-shadow:var(--pg-shadow-card);
  overflow-x:auto;
  -webkit-overflow-scrolling:touch;
}
.pg-table{width:100%;min-width:760px;border-collapse:collapse;}
.pg-table th{
  text-align:left;
  font-size:13px;font-weight:600;letter-spacing:.04em;
  color:var(--pg-text-2);
  padding:16px 20px;
  background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.03));
  border-bottom:1px solid var(--pg-line);
  white-space:nowrap;
}
.pg-table td{
  padding:16px 20px;
  border-bottom:1px solid rgba(255,255,255,.07);
  font-size:15px;
  color:var(--pg-text-2);
  vertical-align:top;
}
.pg-table tbody tr:nth-child(even){background:rgba(255,255,255,.025);}
.pg-table tbody tr:hover{background:rgba(47,224,200,.05);}
.pg-table td:first-child{color:var(--pg-text-1);font-weight:600;}
.pg-table tr:last-child td{border-bottom:0;}

/* ---------- 三卡 ---------- */
.pg-card-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.pg-feature-card{
  background:var(--pg-glass);
  border:1px solid var(--pg-line);
  border-radius:var(--pg-radius-card);
  box-shadow:var(--pg-shadow-card);
  padding:28px 24px;
  transition:transform .22s cubic-bezier(.2,.7,.2,1),box-shadow .22s ease,border-color .22s ease;
}
.pg-feature-card:hover{
  transform:translateY(-4px);
  border-color:rgba(47,224,200,.35);
  box-shadow:var(--pg-shadow-hover),0 0 0 1px rgba(47,224,200,.14);
}
.pg-feature-icon{
  width:46px;height:46px;border-radius:14px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(47,224,200,.20),rgba(122,107,255,.20));
  border:1px solid rgba(255,255,255,.12);
  color:var(--pg-brand);
  font-size:18px;
  margin-bottom:18px;
}
.pg-feature-card p{font-size:15px;color:var(--pg-text-2);margin-bottom:14px;}

/* ---------- CTA 面板 ---------- */
.pg-cta-panel{
  position:relative;
  border-radius:22px;
  overflow:hidden;
  border:1px solid var(--pg-line);
  box-shadow:var(--pg-shadow-card);
  background-image:url("/assets/images/backpic/back-3.png");
  background-size:cover;
  background-position:center;
  padding:40px;
}
.pg-cta-panel::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(48% 82% at 88% 8%,rgba(47,224,200,.20),transparent 60%),
    linear-gradient(120deg,rgba(6,11,20,.94),rgba(6,11,20,.78));
}
.pg-cta-inner{
  position:relative;z-index:2;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:40px;
  align-items:center;
}
.pg-cta-inner h2{font-size:clamp(1.5rem,2.4vw,2rem);line-height:1.35;margin-bottom:14px;}
.pg-cta-inner p{color:var(--pg-text-2);margin-bottom:0;}

.pg-form{
  background:rgba(6,11,20,.55);
  border:1px solid var(--pg-line);
  border-radius:var(--pg-radius-card);
  padding:24px;
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
}
.pg-field{margin-bottom:16px;}
.pg-field label{display:block;font-size:12.5px;color:var(--pg-text-3);margin-bottom:8px;}
.pg-field .pg-input{
  width:100%;
  background:rgba(255,255,255,.05);
  border:1px solid var(--pg-line);
  border-radius:var(--pg-radius-sm);
  padding:12px 14px;
  color:var(--pg-text-1);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.pg-field .pg-input::placeholder{color:var(--pg-text-3);}
.pg-field .pg-input:focus{
  outline:none;
  border-color:var(--pg-brand);
  box-shadow:0 0 0 4px rgba(47,224,200,.16);
  background:rgba(255,255,255,.07);
}
textarea.pg-input{min-height:96px;resize:vertical;}
.pg-field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.pg-form .pg-btn{width:100%;justify-content:center;margin-top:6px;}
.pg-form-tip{margin:12px 0 0;font-size:12.5px;color:var(--pg-text-3);}
.pg-form-tip.is-ok{color:var(--pg-success);}

/* ---------- 相关内容 ---------- */
.pg-related{display:grid;gap:16px;}
.pg-related-item{
  display:flex;align-items:center;gap:18px;
  padding:20px 22px;
  border-radius:var(--pg-radius-card);
  background:var(--pg-glass);
  border:1px solid var(--pg-line);
  box-shadow:var(--pg-shadow-card);
  transition:transform .22s cubic-bezier(.2,.7,.2,1),border-color .22s ease,box-shadow .22s ease;
}
.pg-related-item:hover{
  transform:translateY(-4px);
  border-color:rgba(47,224,200,.35);
  box-shadow:var(--pg-shadow-hover);
}
.pg-related-index{
  width:38px;height:38px;border-radius:999px;flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid rgba(47,224,200,.4);
  color:var(--pg-brand);
  font-size:13px;font-weight:700;
  box-shadow:0 0 18px -6px rgba(47,224,200,.8) inset;
}
.pg-related-item h3{font-size:16px;margin-bottom:4px;}
.pg-related-item p{margin:0;font-size:13.5px;color:var(--pg-text-3);}
.pg-related-item i.fa-arrow-right{margin-left:auto;color:var(--pg-text-3);transition:transform .22s ease,color .22s ease;}
.pg-related-item:hover i.fa-arrow-right{transform:translateX(4px);color:var(--pg-brand);}

/* ---------- 页脚 ---------- */
.pg-footer{
  position:relative;
  margin-top:40px;
  background:var(--pg-bg-800);
  border-top:1px solid var(--pg-line);
  padding:64px 0 28px;
}
.pg-footer-deco{
  position:absolute;top:0;left:0;right:0;height:150px;
  background:
    radial-gradient(52% 100% at 50% 0%,rgba(47,224,200,.10),transparent 70%),
    radial-gradient(40% 100% at 88% 0%,rgba(122,107,255,.10),transparent 70%);
  pointer-events:none;
}
.pg-footer-cols{
  position:relative;
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:36px;
}
.pg-footer-col h4{font-size:14px;font-weight:600;margin-bottom:16px;color:var(--pg-text-1);}
.pg-footer-col a{
  display:block;
  font-size:14px;line-height:2.2;
  color:var(--pg-text-2);
  transition:color .2s ease;
}
.pg-footer-col a:hover{color:var(--pg-brand);}
.pg-footer-about{font-size:14px;color:var(--pg-text-2);margin:16px 0 8px;max-width:34ch;}
.pg-footer-contact li{font-size:14px;line-height:2.2;color:var(--pg-text-2);}
.pg-footer-bottom{
  position:relative;
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid var(--pg-line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:13px;color:var(--pg-text-3);
  flex-wrap:wrap;
}
.pg-footer-links{display:flex;gap:18px;flex-wrap:wrap;}
.pg-footer-links a{color:var(--pg-text-3);}
.pg-footer-links a:hover{color:var(--pg-brand);}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .pg-nav{gap:20px;}
  .pg-footer-cols{grid-template-columns:1.4fr 1fr 1fr;gap:28px;}
  .pg-footer-col:last-child{grid-column:1 / -1;}
}
@media (max-width:991.98px){
  .pg-section{padding:64px 0;}
  .pg-split{grid-template-columns:1fr;gap:28px;}
  .pg-split.is-reverse .pg-split-media{order:0;}
  .pg-split + .pg-split{margin-top:56px;}
  .pg-card-grid{grid-template-columns:repeat(2,1fr);gap:20px;}
  .pg-stat-strip{grid-template-columns:repeat(2,1fr);}
  .pg-stat:nth-child(2){border-right:0;}
  .pg-stat:nth-child(1),
  .pg-stat:nth-child(2){border-bottom:1px solid var(--pg-line);}
  .pg-cta-inner{grid-template-columns:1fr;gap:28px;}
  .pg-cta-panel{padding:28px;}
  .pg-cat-hero{min-height:280px;padding:120px 0 40px;}
}
@media (max-width:767.98px){
  .pg-section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:28px;}
  .pg-footer-cols{grid-template-columns:1fr 1fr;}
  .pg-footer-col:first-child{grid-column:1 / -1;}
  .pg-cat-hero h1{font-size:clamp(1.75rem,7vw,2.25rem);}
}
@media (max-width:575.98px){
  .pg-section{padding:48px 0;}
  .pg-card-grid{grid-template-columns:1fr;gap:16px;}
  .pg-stat-strip{grid-template-columns:1fr;}
  .pg-stat{border-right:0;border-bottom:1px solid var(--pg-line);}
  .pg-stat:last-child{border-bottom:0;}
  .pg-header-inner{height:64px;}
  .pg-cat-hero{padding:104px 0 32px;min-height:auto;}
  .pg-glass-card,.pg-feature-card{padding:22px 18px;}
  .pg-cta-panel{padding:22px 18px;border-radius:18px;}
  .pg-field-row{grid-template-columns:1fr;}
  .pg-btn{width:100%;}
  .pg-header-actions .pg-btn{width:auto;}
  .pg-footer-cols{grid-template-columns:1fr;}
  .pg-footer-bottom{flex-direction:column;align-items:flex-start;}
  .pg-related-item{flex-wrap:wrap;gap:12px;}
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{
    animation-duration:.01ms!important;
    animation-iteration-count:1!important;
    transition-duration:.01ms!important;
  }
  .pg-glass-card:hover,
  .pg-feature-card:hover,
  .pg-related-item:hover{transform:none;}
  .pg-split-media:hover img{transform:none;}
}

/* roulang page: category2 */
:root{
  --pg-bg-900:#060B14;
  --pg-bg-800:#0A1524;
  --pg-bg-700:#0E1E33;
  --pg-brand:#2FE0C8;
  --pg-brand-2:#7A6BFF;
  --pg-accent:#FF8A3D;
  --pg-text-1:#EAF2FF;
  --pg-text-2:rgba(234,242,255,.72);
  --pg-text-3:rgba(234,242,255,.48);
  --pg-line:rgba(255,255,255,.10);
  --pg-glass:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
  --pg-success:#35D07F;
  --pg-warn:#FFC24B;
  --pg-danger:#FF5C7A;
  --pg-r-card:18px;
  --pg-r-sm:12px;
  --pg-r-img:14px;
  --pg-shadow:0 1px 0 rgba(255,255,255,.06) inset,0 18px 40px -24px rgba(0,0,0,.75);
  --pg-shadow-hover:0 24px 56px -24px rgba(0,0,0,.85);
  --bs-body-bg:var(--pg-bg-900);
  --bs-body-color:var(--pg-text-1);
  --bs-border-radius:var(--pg-r-sm);
  --bs-primary:var(--pg-brand);
  --bs-link-color:var(--pg-brand);
  --bs-link-hover-color:#5BEBDA;
  --bs-font-sans-serif:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;line-height:1.9;
  color:var(--pg-text-1);
  background:var(--pg-bg-900);
  background-image:
    radial-gradient(1200px 600px at 12% -10%,rgba(47,224,200,.10),transparent 62%),
    radial-gradient(900px 520px at 92% 4%,rgba(122,107,255,.12),transparent 60%);
  background-repeat:no-repeat;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--pg-brand);text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:#5BEBDA}
button,input,textarea,select{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;color:var(--pg-text-1)}
p{margin:0 0 16px}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--pg-brand);outline-offset:2px;border-radius:6px}
::selection{background:rgba(47,224,200,.28);color:#04121A}

.pg-container{
  width:100%;max-width:1140px;margin:0 auto;
  padding-left:24px;padding-right:24px;
}
@media (min-width:1400px){.pg-container{max-width:1320px}}

/* ---------- 按钮 ---------- */
.pg-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--pg-r-sm);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s cubic-bezier(.2,.7,.2,1),box-shadow .24s ease,filter .2s ease,border-color .2s ease,background .2s ease;
  white-space:nowrap;
}
.pg-btn-primary{
  background:linear-gradient(135deg,#2FE0C8,#39B6FF);
  color:#04121A;
  box-shadow:0 10px 26px -14px rgba(47,224,200,.7);
}
.pg-btn-primary:hover{filter:brightness(1.06);color:#04121A;box-shadow:0 12px 32px -10px rgba(47,224,200,.55)}
.pg-btn-primary:active{transform:scale(.985)}
.pg-btn-ghost{
  background:var(--pg-glass);
  border-color:rgba(255,255,255,.18);
  color:var(--pg-text-1);
  backdrop-filter:blur(8px);
}
.pg-btn-ghost:hover{border-color:rgba(47,224,200,.55);color:#fff}
.pg-btn-ghost:active{transform:scale(.985)}
.pg-btn-sm{height:40px;padding:0 18px;font-size:14px}
.pg-btn-block{width:100%}
.pg-link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--pg-brand)}
.pg-link-arrow span{transition:transform .22s cubic-bezier(.2,.7,.2,1)}
.pg-link-arrow:hover span{transform:translateX(4px)}

/* ---------- 徽章 ---------- */
.pg-badge{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;line-height:1;
  background:var(--pg-glass);border:1px solid var(--pg-line);color:var(--pg-text-2);
}
.pg-badge-brand{color:var(--pg-brand);border-color:rgba(47,224,200,.35);background:rgba(47,224,200,.08)}
.pg-badge-purple{color:#B6ADFF;border-color:rgba(122,107,255,.38);background:rgba(122,107,255,.12)}
.pg-badge-accent{color:var(--pg-accent);border-color:rgba(255,138,61,.38);background:rgba(255,138,61,.10)}

/* ---------- 头部导航 ---------- */
.pg-header{
  position:fixed;top:0;left:0;right:0;z-index:1040;
  background:rgba(6,11,20,.28);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.08);
  box-shadow:0 10px 30px -22px rgba(0,0,0,.9);
  transition:background .3s ease,box-shadow .3s ease,height .3s ease;
}
.pg-header.is-scrolled{
  background:rgba(6,11,20,.88);
  box-shadow:0 16px 40px -26px rgba(0,0,0,1);
}
.pg-header-inner{
  display:flex;align-items:center;gap:20px;
  height:76px;transition:height .3s ease;
}
.pg-header.is-scrolled .pg-header-inner{height:64px}
.pg-logo{display:inline-flex;align-items:center;gap:10px;color:var(--pg-text-1)}
.pg-logo:hover{color:#fff}
.pg-logo-mark{
  width:30px;height:30px;border-radius:9px;flex:0 0 auto;
  background:linear-gradient(135deg,#2FE0C8,#7A6BFF);
  box-shadow:0 8px 22px -10px rgba(47,224,200,.8);
  position:relative;
}
.pg-logo-mark::after{
  content:"";position:absolute;inset:8px;border-radius:4px;
  border:2px solid rgba(4,18,26,.75);
}
.pg-logo-text{font-size:20px;font-weight:700;letter-spacing:.02em;line-height:1}
.pg-nav{display:flex;align-items:center;gap:26px;margin-left:14px}
.pg-nav-link{
  position:relative;color:var(--pg-text-2);font-size:15px;font-weight:500;
  padding:8px 0;line-height:1;
}
.pg-nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:linear-gradient(90deg,#2FE0C8,#7A6BFF);
  transform:scaleX(0);transform-origin:left;
  transition:transform .24s cubic-bezier(.2,.7,.2,1);
  box-shadow:0 0 12px rgba(47,224,200,.8);
}
.pg-nav-link:hover{color:var(--pg-text-1)}
.pg-nav-link:hover::after{transform:scaleX(1)}
.pg-nav-link.is-active{color:#fff}
.pg-nav-link.is-active::after{transform:scaleX(1)}
.pg-header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.pg-icon-btn{
  width:40px;height:40px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--pg-glass);border:1px solid var(--pg-line);color:var(--pg-text-2);cursor:pointer;
  transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.pg-icon-btn:hover{border-color:rgba(47,224,200,.5);color:#fff}
.pg-burger{
  width:42px;height:42px;border-radius:12px;background:var(--pg-glass);
  border:1px solid var(--pg-line);color:var(--pg-text-1);cursor:pointer;
  display:none;align-items:center;justify-content:center;
}
.pg-burger:hover{border-color:rgba(47,224,200,.5)}
@media (max-width:991.98px){.pg-burger{display:inline-flex}}
.pg-searchbar{
  display:none;border-top:1px solid var(--pg-line);
  background:rgba(10,21,36,.92);
  backdrop-filter:blur(18px);
}
.pg-searchbar.is-open{display:block}
.pg-searchbar-inner{display:flex;gap:12px;align-items:center;padding:14px 0}
.pg-search-input{
  flex:1 1 auto;height:46px;border-radius:var(--pg-r-sm);
  background:rgba(255,255,255,.05);border:1px solid var(--pg-line);
  padding:0 16px;color:var(--pg-text-1);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.pg-search-input::placeholder{color:var(--pg-text-3)}
.pg-search-input:focus{outline:none;border-color:var(--pg-brand);box-shadow:0 0 0 4px rgba(47,224,200,.14)}

/* 移动端抽屉 */
.pg-drawer{
  background:rgba(8,15,27,.96)!important;
  backdrop-filter:blur(20px) saturate(140%);
  border-right:1px solid var(--pg-line)!important;
  color:var(--pg-text-1);
}
.pg-drawer .offcanvas-header{border-bottom:1px solid var(--pg-line);padding:18px 20px}
.pg-drawer .offcanvas-body{padding:16px 20px 96px}
.pg-drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 4px;font-size:18px;color:var(--pg-text-2);
  border-bottom:1px solid var(--pg-line);
}
.pg-drawer-link:hover,.pg-drawer-link.is-active{color:#fff}
.pg-drawer-link.is-active::before{
  content:"";width:3px;height:18px;border-radius:2px;background:var(--pg-brand);margin-right:10px;
}
.pg-drawer-cta{position:absolute;left:0;right:0;bottom:0;padding:16px 20px;border-top:1px solid var(--pg-line);background:rgba(6,11,20,.9)}

/* ---------- 矮 Hero ---------- */
.pg-hero-sm{
  position:relative;overflow:hidden;
  padding:150px 0 60px;
  min-height:300px;
  display:flex;align-items:center;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
}
.pg-hero-sm::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(700px 320px at 80% 0%,rgba(122,107,255,.24),transparent 60%),
    radial-gradient(600px 300px at 6% 100%,rgba(47,224,200,.18),transparent 62%),
    linear-gradient(180deg,rgba(6,11,20,.90),rgba(6,11,20,.80) 55%,rgba(6,11,20,.94));
}
.pg-hero-sm .pg-container{position:relative;z-index:2}
.pg-breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--pg-text-3);margin-bottom:16px}
.pg-breadcrumb a{color:var(--pg-text-3)}
.pg-breadcrumb a:hover{color:var(--pg-brand)}
.pg-breadcrumb .sep{opacity:.5}
.pg-breadcrumb .current{color:var(--pg-text-3)}
.pg-hero-sm h1{font-size:clamp(2rem,4.2vw,3rem);line-height:1.25;letter-spacing:-.01em;margin-bottom:14px;max-width:820px}
.pg-hero-lead{font-size:16px;color:var(--pg-text-2);max-width:660px;margin:0}
.pg-hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}

/* ---------- 板块 ---------- */
.pg-section{padding:88px 0}
.pg-section-tight{padding:64px 0}
.pg-section-head{max-width:720px;margin-bottom:40px}
.pg-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:.08em;
  color:var(--pg-brand);text-transform:uppercase;margin-bottom:14px;
}
.pg-eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--pg-brand);box-shadow:0 0 10px rgba(47,224,200,.8)}
.pg-section-head h2{font-size:clamp(1.5rem,2.6vw,2.125rem);line-height:1.3;margin-bottom:14px}
.pg-section-head p{color:var(--pg-text-2);margin:0}

/* ---------- 玻璃卡 ---------- */
.pg-glass-card{
  background:var(--pg-glass);
  border:1px solid var(--pg-line);
  border-radius:var(--pg-r-card);
  box-shadow:var(--pg-shadow);
  padding:28px;
  transition:transform .22s cubic-bezier(.2,.7,.2,1),box-shadow .24s ease,border-color .24s ease;
  height:100%;
}
.pg-glass-card:hover{transform:translateY(-4px);box-shadow:var(--pg-shadow-hover);border-color:rgba(47,224,200,.35)}
.pg-card-title{font-size:1.25rem;line-height:1.4;margin-bottom:10px}
.pg-card-text{color:var(--pg-text-2);font-size:15px;margin:0}
.pg-muted{color:var(--pg-text-3);font-size:13.5px}

/* ---------- 指标条 ---------- */
.pg-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--pg-line);border:1px solid var(--pg-line);
  border-radius:var(--pg-r-card);overflow:hidden;margin-top:34px;
}
.pg-stat{background:rgba(10,21,36,.72);padding:22px 20px;text-align:left}
.pg-stat-num{font-size:28px;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:-.01em;line-height:1.2}
.pg-stat-label{font-size:12.5px;color:var(--pg-text-3);margin-top:4px}
@media (max-width:767.98px){.pg-stats{grid-template-columns:repeat(2,1fr)}}

/* ---------- 时间线 ---------- */
.pg-timeline{position:relative;padding-left:0}
.pg-timeline::before{
  content:"";position:absolute;left:21px;top:12px;bottom:12px;width:1px;
  background:linear-gradient(180deg,rgba(47,224,200,.55),rgba(122,107,255,.35),rgba(255,255,255,.06));
}
.pg-timeline-item{position:relative;display:flex;gap:24px;padding:0 0 32px 0}
.pg-timeline-item:last-child{padding-bottom:0}
.pg-step{
  position:relative;z-index:2;flex:0 0 auto;
  width:44px;height:44px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;
  color:var(--pg-brand);
  background:rgba(10,21,36,.94);
  border:1px solid rgba(47,224,200,.55);
  box-shadow:0 0 0 4px rgba(47,224,200,.08),0 0 22px -6px rgba(47,224,200,.75) inset;
}
.pg-timeline-body{
  flex:1 1 auto;background:var(--pg-glass);border:1px solid var(--pg-line);
  border-radius:var(--pg-r-card);padding:24px;
  box-shadow:var(--pg-shadow);
  transition:transform .22s cubic-bezier(.2,.7,.2,1),border-color .24s ease,box-shadow .24s ease;
}
.pg-timeline-body:hover{transform:translateY(-3px);border-color:rgba(47,224,200,.32);box-shadow:var(--pg-shadow-hover)}
.pg-timeline-body h3{font-size:1.25rem;line-height:1.4;margin-bottom:8px}
.pg-timeline-body p{color:var(--pg-text-2);font-size:15px;margin-bottom:12px}
.pg-step-tags{display:flex;flex-wrap:wrap;gap:8px}

/* ---------- 提示框 ---------- */
.pg-note{
  position:relative;border-radius:var(--pg-r-sm);
  background:rgba(255,255,255,.045);
  border:1px solid var(--pg-line);
  border-left-width:4px;border-left-style:solid;
  padding:18px 20px 18px 22px;margin-bottom:16px;
}
.pg-note h4{font-size:15px;margin-bottom:6px;display:flex;align-items:center;gap:8px}
.pg-note p{margin:0;font-size:14.5px;color:var(--pg-text-2)}
.pg-note-info{border-left-color:#39B6FF;background:rgba(57,182,255,.07)}
.pg-note-info h4{color:#7FD0FF}
.pg-note-tip{border-left-color:var(--pg-brand);background:rgba(47,224,200,.07)}
.pg-note-tip h4{color:var(--pg-brand)}
.pg-note-warn{border-left-color:var(--pg-warn);background:rgba(255,194,75,.07)}
.pg-note-warn h4{color:var(--pg-warn)}

/* ---------- 特性卡双列 ---------- */
.pg-feature{
  display:flex;gap:18px;align-items:flex-start;
  background:var(--pg-glass);border:1px solid var(--pg-line);
  border-radius:var(--pg-r-card);padding:24px;height:100%;
  box-shadow:var(--pg-shadow);
  transition:transform .22s cubic-bezier(.2,.7,.2,1),border-color .24s ease,box-shadow .24s ease;
}
.pg-feature:hover{transform:translateY(-4px);border-color:rgba(122,107,255,.42);box-shadow:var(--pg-shadow-hover)}
.pg-feature-icon{
  flex:0 0 auto;width:46px;height:46px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,rgba(47,224,200,.18),rgba(122,107,255,.18));
  border:1px solid var(--pg-line);color:var(--pg-brand);
}
.pg-feature h3{font-size:1.25rem;margin-bottom:8px}
.pg-feature p{margin:0;font-size:14.5px;color:var(--pg-text-2)}

/* ---------- 图文块 ---------- */
.pg-media{
  border-radius:var(--pg-r-card);overflow:hidden;position:relative;
  border:1px solid var(--pg-line);box-shadow:var(--pg-shadow);
  background:rgba(255,255,255,.03);
}
.pg-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s cubic-bezier(.2,.7,.2,1)}
.pg-media:hover img{transform:scale(1.03)}
.pg-media-cap{
  position:absolute;left:0;right:0;bottom:0;padding:26px 22px 18px;
  background:linear-gradient(180deg,rgba(6,11,20,0),rgba(6,11,20,.82));
  font-size:13.5px;color:var(--pg-text-2);
}
.pg-check-list li{
  position:relative;padding-left:26px;margin-bottom:10px;
  font-size:15px;color:var(--pg-text-2);
}
.pg-check-list li::before{
  content:"";position:absolute;left:0;top:9px;width:14px;height:14px;border-radius:50%;
  background:radial-gradient(circle at 50% 50%,rgba(47,224,200,.9) 0 3px,transparent 4px);
  border:1px solid rgba(47,224,200,.55);
}

/* ---------- 折叠说明 ---------- */
.pg-accordion .accordion-item{
  background:var(--pg-glass);border:1px solid var(--pg-line);
  border-radius:var(--pg-r-card)!important;margin-bottom:14px;overflow:hidden;
  transition:border-color .24s ease,box-shadow .24s ease;
}
.pg-accordion .accordion-item:has(.accordion-button:not(.collapsed)){
  border-color:rgba(47,224,200,.42);box-shadow:0 18px 44px -28px rgba(47,224,200,.6);
}
.pg-accordion .accordion-button{
  background:transparent;color:var(--pg-text-1);font-size:16px;font-weight:600;
  padding:20px 22px;box-shadow:none;position:relative;line-height:1.6;
}
.pg-accordion .accordion-button:not(.collapsed){color:#fff}
.pg-accordion .accordion-button::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;border-radius:0 4px 4px 0;
  background:linear-gradient(180deg,#2FE0C8,#7A6BFF);
  opacity:0;transition:opacity .26s ease;
}
.pg-accordion .accordion-button:not(.collapsed)::before{opacity:1}
.pg-accordion .accordion-button:focus{box-shadow:none;outline:2px solid rgba(47,224,200,.5);outline-offset:-2px}
.pg-accordion .accordion-button::after{
  background-image:none;content:"";width:10px;height:10px;
  border-right:2px solid var(--pg-text-2);border-bottom:2px solid var(--pg-text-2);
  transform:rotate(45deg);transition:transform .26s ease,border-color .26s ease;
  margin-left:auto;flex:0 0 auto;
}
.pg-accordion .accordion-button:not(.collapsed)::after{transform:rotate(-135deg);border-color:var(--pg-brand)}
.pg-accordion .accordion-body{padding:0 22px 22px;color:var(--pg-text-2);font-size:15px}
.pg-accordion .accordion-body p:last-child{margin-bottom:0}

/* ---------- 相关内容 ---------- */
.pg-related-card{
  display:flex;flex-direction:column;gap:14px;height:100%;
  background:var(--pg-glass);border:1px solid var(--pg-line);
  border-radius:var(--pg-r-card);padding:24px;box-shadow:var(--pg-shadow);
  transition:transform .22s cubic-bezier(.2,.7,.2,1),border-color .24s ease,box-shadow .24s ease;
}
.pg-related-card:hover{transform:translateY(-4px);border-color:rgba(47,224,200,.35);box-shadow:var(--pg-shadow-hover)}
.pg-related-card h3{font-size:1.15rem;line-height:1.45}
.pg-related-card p{margin:0;font-size:14.5px;color:var(--pg-text-2)}

/* ---------- CTA ---------- */
.pg-cta-panel{
  position:relative;overflow:hidden;border-radius:22px;
  border:1px solid var(--pg-line);
  background-image:url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;
  box-shadow:var(--pg-shadow);
  padding:40px;
}
.pg-cta-panel::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(560px 300px at 88% 10%,rgba(122,107,255,.30),transparent 62%),
    linear-gradient(140deg,rgba(6,11,20,.94),rgba(10,21,36,.86));
}
.pg-cta-panel > *{position:relative;z-index:2}
.pg-cta-panel h2{font-size:clamp(1.5rem,2.6vw,2rem);line-height:1.3;margin-bottom:12px}
.pg-cta-panel p{color:var(--pg-text-2);margin:0}
.pg-form-card{
  background:rgba(255,255,255,.06);border:1px solid var(--pg-line);
  border-radius:var(--pg-r-card);padding:24px;backdrop-filter:blur(10px);
}
.pg-form-label{display:block;font-size:12.5px;color:var(--pg-text-3);margin-bottom:8px}
.pg-form-control{
  width:100%;height:46px;border-radius:var(--pg-r-sm);
  background:rgba(255,255,255,.05);border:1px solid var(--pg-line);
  padding:0 14px;color:var(--pg-text-1);margin-bottom:16px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
textarea.pg-form-control{height:auto;padding:12px 14px;resize:vertical;min-height:96px;line-height:1.7}
.pg-form-control::placeholder{color:var(--pg-text-3)}
.pg-form-control:focus{outline:none;border-color:var(--pg-brand);box-shadow:0 0 0 4px rgba(47,224,200,.14)}
.pg-form-tip{font-size:12.5px;color:var(--pg-text-3);margin:12px 0 0}

/* ---------- 页脚 ---------- */
.pg-footer{
  position:relative;margin-top:40px;
  background:var(--pg-bg-800);
  border-top:1px solid var(--pg-line);
  padding:64px 0 0;
}
.pg-footer-deco{
  position:absolute;left:0;right:0;top:0;height:2px;
  background:linear-gradient(90deg,transparent,rgba(47,224,200,.55),rgba(122,107,255,.45),transparent);
}
.pg-footer-cols{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
  padding-bottom:44px;
}
.pg-footer-col h4{font-size:14px;font-weight:600;margin-bottom:16px;color:var(--pg-text-1)}
.pg-footer-col a{
  display:block;font-size:14px;line-height:2.2;color:var(--pg-text-2);
}
.pg-footer-col a:hover{color:var(--pg-brand)}
.pg-footer-about{font-size:14px;line-height:1.9;color:var(--pg-text-2);margin:16px 0 10px;max-width:320px}
.pg-footer-contact li{font-size:14px;line-height:2.2;color:var(--pg-text-2)}
.pg-footer-bottom{
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  border-top:1px solid var(--pg-line);padding:20px 0 26px;
  font-size:13px;color:var(--pg-text-3);
}
.pg-footer-links{display:flex;flex-wrap:wrap;gap:18px}
.pg-footer-links a{color:var(--pg-text-3);font-size:13px}
.pg-footer-links a:hover{color:var(--pg-brand)}
@media (max-width:991.98px){
  .pg-footer-cols{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:575.98px){
  .pg-footer-cols{grid-template-columns:1fr}
}

/* ---------- 响应式 ---------- */
@media (max-width:991.98px){
  .pg-section{padding:64px 0}
  .pg-section-tight{padding:48px 0}
  .pg-hero-sm{padding:130px 0 48px;min-height:260px}
  .pg-glass-card,.pg-timeline-body,.pg-feature{padding:22px}
  .pg-cta-panel{padding:28px}
}
@media (max-width:767.98px){
  .pg-container{padding-left:18px;padding-right:18px}
  .pg-section{padding:48px 0}
  .pg-section-head{margin-bottom:28px}
  .pg-timeline-item{gap:16px}
  .pg-step{width:38px;height:38px;font-size:13px}
  .pg-timeline::before{left:18px}
}
@media (max-width:575.98px){
  body{font-size:15.5px}
  .pg-btn{width:100%}
  .pg-btn.pg-btn-inline{width:auto}
  .pg-hero-sm h1{margin-bottom:10px}
  .pg-cta-panel{padding:22px}
  .pg-footer{padding-top:48px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .pg-glass-card:hover,.pg-timeline-body:hover,.pg-feature:hover,.pg-related-card:hover{transform:none}
  .pg-media:hover img{transform:none}
}

/* roulang page: category3 */
:root{
  --pg-bg-900:#060B14;
  --pg-bg-800:#0A1524;
  --pg-bg-700:#0E1E33;
  --pg-brand:#2FE0C8;
  --pg-brand-2:#7A6BFF;
  --pg-accent:#FF8A3D;
  --pg-text-1:#EAF2FF;
  --pg-text-2:rgba(234,242,255,.72);
  --pg-text-3:rgba(234,242,255,.48);
  --pg-line:rgba(255,255,255,.10);
  --pg-glass:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
  --pg-success:#35D07F;
  --pg-warn:#FFC24B;
  --pg-danger:#FF5C7A;
  --pg-radius:18px;
  --pg-radius-sm:12px;
  --pg-radius-img:14px;
  --pg-shadow:0 1px 0 rgba(255,255,255,.06) inset,0 18px 40px -24px rgba(0,0,0,.75);
  --pg-shadow-hover:0 24px 56px -24px rgba(0,0,0,.85);
  --pg-section:88px;
  --pg-font:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Inter",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--pg-font);
  font-size:16px;
  line-height:1.9;
  color:var(--pg-text-1);
  background:var(--pg-bg-900);
  background-image:
    radial-gradient(70% 45% at 82% -5%,rgba(122,107,255,.18),transparent 70%),
    radial-gradient(60% 40% at 5% 12%,rgba(47,224,200,.12),transparent 70%);
  background-repeat:no-repeat;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block}
a{color:var(--pg-brand);text-decoration:none;transition:color .2s,opacity .2s}
a:hover{color:#5FF0DC}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;color:var(--pg-text-1)}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
  outline:2px solid var(--pg-brand);
  outline-offset:2px;
  border-radius:6px;
}
.pg-container{width:100%;max-width:1140px;margin:0 auto;padding:0 24px}
@media (min-width:1400px){.pg-container{max-width:1320px}}
.pg-muted{color:var(--pg-text-3);font-size:14px}

/* ============ 顶部导航 ============ */
.pg-header{
  position:fixed;top:0;left:0;right:0;z-index:1040;
  background:rgba(6,11,20,.28);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.08);
  box-shadow:0 10px 30px -22px rgba(0,0,0,.9);
  transition:background .32s ease,box-shadow .32s ease;
}
.pg-header.is-scrolled{background:rgba(6,11,20,.88);box-shadow:0 16px 40px -22px rgba(0,0,0,.95)}
.pg-header-inner{display:flex;align-items:center;gap:24px;height:76px;transition:height .3s ease}
.pg-header.is-scrolled .pg-header-inner{height:64px}
.pg-logo{display:inline-flex;align-items:center;gap:10px;color:var(--pg-text-1);font-weight:700}
.pg-logo:hover{color:var(--pg-text-1)}
.pg-logo-mark{
  width:28px;height:28px;border-radius:9px;flex:none;
  background:linear-gradient(135deg,var(--pg-brand),var(--pg-brand-2));
  box-shadow:0 0 0 1px rgba(255,255,255,.14) inset,0 8px 22px -10px rgba(47,224,200,.7);
  position:relative;
}
.pg-logo-mark::after{
  content:"";position:absolute;inset:8px 9px;border-radius:3px;background:rgba(4,18,26,.72);
}
.pg-logo-text{font-size:20px;font-weight:700;letter-spacing:.02em}
.pg-nav{display:flex;align-items:center;gap:6px;margin-left:14px}
.pg-nav-link{
  position:relative;display:inline-flex;align-items:center;height:38px;padding:0 14px;
  color:var(--pg-text-2);font-size:15px;font-weight:500;border-radius:10px;
  transition:color .2s,background .2s;
}
.pg-nav-link:hover{color:var(--pg-text-1);background:rgba(255,255,255,.05)}
.pg-nav-link.is-active{color:var(--pg-text-1)}
.pg-nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--pg-brand),var(--pg-brand-2));
  box-shadow:0 0 12px rgba(47,224,200,.75);
}
.pg-header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.pg-icon-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:40px;min-width:40px;padding:0 12px;border-radius:12px;cursor:pointer;
  background:rgba(255,255,255,.04);border:1px solid var(--pg-line);color:var(--pg-text-2);
  font-size:14px;transition:color .2s,border-color .2s,background .2s;
}
.pg-icon-btn:hover{color:var(--pg-brand);border-color:rgba(47,224,200,.45)}
.pg-burger{
  margin-left:auto;display:inline-flex;flex-direction:column;justify-content:center;gap:5px;
  width:46px;height:44px;border-radius:12px;cursor:pointer;
  background:rgba(255,255,255,.04);border:1px solid var(--pg-line);
}
.pg-burger span{display:block;width:20px;height:2px;margin:0 auto;border-radius:2px;background:var(--pg-text-1)}

/* 搜索层 */
.pg-search-layer{
  position:absolute;top:100%;left:0;right:0;padding:22px 0 26px;
  background:rgba(8,15,26,.94);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--pg-line);
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .24s ease,transform .24s ease,visibility .24s;
}
.pg-search-layer.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.pg-search-box{
  display:flex;align-items:center;gap:12px;padding:6px 8px 6px 16px;
  background:var(--pg-glass);border:1px solid var(--pg-line);border-radius:14px;
}
.pg-search-box svg{flex:none;color:var(--pg-text-3)}
.pg-search-box input{
  flex:1;min-width:0;height:44px;background:transparent;border:0;color:var(--pg-text-1);font-size:15px;
}
.pg-search-box input::placeholder{color:var(--pg-text-3)}
.pg-search-box input:focus{outline:none}
.pg-search-hint{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:14px;font-size:13px;color:var(--pg-text-3)}
.pg-search-hint a{
  display:inline-flex;align-items:center;height:30px;padding:0 12px;border-radius:999px;
  background:rgba(255,255,255,.05);border:1px solid var(--pg-line);color:var(--pg-text-2);font-size:13px;
}
.pg-search-hint a:hover{color:var(--pg-brand);border-color:rgba(47,224,200,.45)}
.pg-search-results{margin-top:12px;font-size:14px;color:var(--pg-text-3)}

/* 移动端抽屉 */
.pg-drawer{
  position:fixed;top:0;left:0;right:0;bottom:0;z-index:1080;
  display:flex;flex-direction:column;
  background:rgba(7,13,23,.96);
  -webkit-backdrop-filter:blur(20px) saturate(150%);
  backdrop-filter:blur(20px) saturate(150%);
  transform:translateY(-100%);opacity:0;visibility:hidden;
  transition:transform .32s cubic-bezier(.2,.7,.2,1),opacity .28s,visibility .32s;
}
.pg-drawer.is-open{transform:translateY(0);opacity:1;visibility:visible}
.pg-drawer-top{display:flex;align-items:center;justify-content:space-between;padding:18px 18px;border-bottom:1px solid var(--pg-line)}
.pg-drawer-nav{display:flex;flex-direction:column;padding:12px 8px;overflow-y:auto}
.pg-drawer-link{
  display:flex;align-items:center;min-height:52px;padding:0 16px;border-radius:12px;
  font-size:18px;color:var(--pg-text-2);
}
.pg-drawer-link.is-active{color:var(--pg-brand);background:rgba(47,224,200,.08)}
.pg-drawer-link:hover{color:var(--pg-text-1);background:rgba(255,255,255,.05)}
.pg-drawer-foot{margin-top:auto;padding:16px 18px 26px;border-top:1px solid var(--pg-line)}

/* ============ 按钮 ============ */
.pg-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:12px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;cursor:pointer;
  transition:transform .22s cubic-bezier(.2,.7,.2,1),box-shadow .22s,background .22s,border-color .22s,filter .22s,color .22s;
}
.pg-btn-primary{background:linear-gradient(135deg,#2FE0C8,#39B6FF);color:#04121A}
.pg-btn-primary:hover{color:#04121A;filter:brightness(1.06);box-shadow:0 12px 32px -10px rgba(47,224,200,.55)}
.pg-btn-primary:active{transform:scale(.985)}
.pg-btn-ghost{background:rgba(255,255,255,.04);border-color:rgba(255,255,255,.18);color:var(--pg-text-1)}
.pg-btn-ghost:hover{border-color:var(--pg-brand);color:var(--pg-brand)}
.pg-btn-ghost:active{transform:scale(.985)}
.pg-btn-sm{height:42px;padding:0 18px;font-size:14px}
.pg-btn-block{width:100%}
.pg-text-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--pg-brand);
}
.pg-text-link span{transition:transform .2s}
.pg-text-link:hover span{transform:translateX(4px)}

/* ============ 通用板块 ============ */
.pg-section{padding:var(--pg-section) 0}
.pg-section-sm{padding:64px 0}
.pg-section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:36px;
}
.pg-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.14em;color:var(--pg-brand);font-weight:600;
}
.pg-eyebrow::before{content:"";width:22px;height:1px;background:linear-gradient(90deg,var(--pg-brand),transparent)}
.pg-h2{font-size:clamp(1.5rem,2.6vw,2.125rem);line-height:1.3;margin-top:12px}
.pg-lead{margin-top:12px;color:var(--pg-text-2);max-width:62ch}
.pg-glass-card{
  background:var(--pg-glass);
  border:1px solid var(--pg-line);
  border-radius:var(--pg-radius);
  box-shadow:var(--pg-shadow);
  transition:transform .22s cubic-bezier(.2,.7,.2,1),border-color .22s,box-shadow .22s;
}
.pg-glass-card:hover{
  transform:translateY(-4px);
  border-color:rgba(47,224,200,.35);
  box-shadow:var(--pg-shadow-hover),0 0 0 1px rgba(47,224,200,.14);
}
.pg-badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:rgba(255,255,255,.06);border:1px solid var(--pg-line);
  font-size:12.5px;color:var(--pg-brand);letter-spacing:.02em;
}
.pg-badge-accent{color:var(--pg-accent)}
.pg-badge-mute{color:var(--pg-text-2)}

/* 矮 Hero */
.pg-page-hero{
  position:relative;display:flex;align-items:flex-end;
  min-height:300px;padding:150px 0 52px;
  background:var(--pg-bg-800) url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  overflow:hidden;
}
.pg-page-hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(58% 62% at 80% 12%,rgba(122,107,255,.30),transparent 70%),
    radial-gradient(50% 54% at 8% 92%,rgba(47,224,200,.22),transparent 70%),
    linear-gradient(180deg,rgba(6,11,20,.88),rgba(6,11,20,.76) 46%,rgba(6,11,20,.95));
}
.pg-page-hero .pg-container{position:relative;z-index:1}
.pg-breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--pg-text-3);margin-bottom:16px}
.pg-breadcrumb a{color:var(--pg-text-2)}
.pg-breadcrumb a:hover{color:var(--pg-brand)}
.pg-breadcrumb .pg-sep{opacity:.5}
.pg-breadcrumb .is-current{color:var(--pg-text-3)}
.pg-page-hero h1{font-size:clamp(2rem,4.2vw,3.25rem);line-height:1.25;letter-spacing:-.01em}
.pg-page-hero .pg-hero-sub{margin-top:14px;color:var(--pg-text-2);font-size:16px;max-width:56ch}
.pg-hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.pg-hero-tags a{
  display:inline-flex;align-items:center;height:34px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.05);border:1px solid var(--pg-line);
  color:var(--pg-text-2);font-size:13px;transition:color .2s,border-color .2s;
}
.pg-hero-tags a:hover{color:var(--pg-brand);border-color:rgba(47,224,200,.45)}

/* 速览指标 */
.pg-stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  margin-top:-34px;position:relative;z-index:2;
  background:var(--pg-glass);border:1px solid var(--pg-line);border-radius:var(--pg-radius);
  box-shadow:var(--pg-shadow);overflow:hidden;
}
.pg-stat{padding:24px 22px;border-right:1px solid var(--pg-line)}
.pg-stat:last-child{border-right:0}
.pg-stat b{display:block;font-size:28px;font-weight:700;line-height:1.2;letter-spacing:-.02em;color:var(--pg-text-1)}
.pg-stat span{display:block;margin-top:6px;font-size:12.5px;color:var(--pg-text-3)}

/* 案例卡 2×2 */
.pg-case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.pg-case-card{overflow:hidden;display:flex;flex-direction:column}
.pg-case-media{aspect-ratio:16/9;overflow:hidden;border-radius:var(--pg-radius) var(--pg-radius) 0 0}
.pg-case-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.pg-case-card:hover .pg-case-media img{transform:scale(1.03)}
.pg-case-body{padding:24px 24px 26px;display:flex;flex-direction:column;gap:12px}
.pg-case-body h3{font-size:1.25rem;line-height:1.4}
.pg-case-body p{color:var(--pg-text-2);font-size:15px}
.pg-case-meta{
  display:flex;flex-wrap:wrap;gap:16px;margin-top:auto;padding-top:14px;
  border-top:1px solid var(--pg-line);font-size:13px;color:var(--pg-text-3);
}
.pg-case-meta span{display:inline-flex;align-items:center;gap:6px}
.pg-case-meta span::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--pg-brand)}

/* FAQ 手风琴 */
.pg-accordion{
  --bs-accordion-bg:transparent;
  --bs-accordion-color:var(--pg-text-1);
  --bs-accordion-border-color:transparent;
  --bs-accordion-border-width:0;
  --bs-accordion-btn-color:var(--pg-text-1);
  --bs-accordion-btn-bg:transparent;
  --bs-accordion-active-color:var(--pg-text-1);
  --bs-accordion-active-bg:transparent;
  --bs-accordion-btn-focus-box-shadow:none;
  --bs-accordion-body-padding-x:22px;
  --bs-accordion-body-padding-y:0;
  --bs-accordion-btn-padding-x:22px;
  --bs-accordion-btn-padding-y:20px;
}
.pg-accordion .accordion-item{
  position:relative;background:var(--pg-glass);border:1px solid var(--pg-line);
  border-radius:var(--pg-radius);margin-bottom:14px;overflow:hidden;
  box-shadow:var(--pg-shadow);transition:border-color .26s,box-shadow .26s;
}
.pg-accordion .accordion-item:hover{border-color:rgba(255,255,255,.2)}
.pg-accordion .accordion-button{
  position:relative;font-size:16px;font-weight:600;line-height:1.6;letter-spacing:0;
  padding-left:26px;padding-right:58px;
}
.pg-accordion .accordion-button::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:4px;border-radius:0 4px 4px 0;
  background:linear-gradient(180deg,var(--pg-brand),var(--pg-brand-2));
  opacity:0;transition:opacity .26s ease;
}
.pg-accordion .accordion-button:not(.collapsed)::before{opacity:1}
.pg-accordion .accordion-button::after{
  content:"";width:9px;height:9px;background-image:none;
  border-right:2px solid var(--pg-text-3);border-bottom:2px solid var(--pg-text-3);
  transform:rotate(45deg);transition:transform .26s ease,border-color .26s;
  margin-left:auto;
}
.pg-accordion .accordion-button:not(.collapsed)::after{
  border-color:var(--pg-brand);transform:rotate(225deg);
}
.pg-accordion .accordion-button:not(.collapsed){
  box-shadow:none;background:linear-gradient(180deg,rgba(47,224,200,.06),transparent);
}
.pg-accordion .accordion-body{
  padding:0 26px 22px 26px;color:var(--pg-text-2);font-size:15px;line-height:1.85;
}
.pg-accordion .accordion-body strong{color:var(--pg-text-1);font-weight:600}
.pg-faq-side .pg-section-head{margin-bottom:24px}

/* 表单 */
.pg-form-card{padding:28px 26px;position:sticky;top:96px}
.pg-form-card h3{font-size:1.25rem;line-height:1.4}
.pg-form-card .pg-form-desc{margin-top:10px;font-size:14px;color:var(--pg-text-2)}
.pg-form{margin-top:22px;display:flex;flex-direction:column;gap:16px}
.pg-field{display:flex;flex-direction:column;gap:8px}
.pg-field label{font-size:12.5px;color:var(--pg-text-3);letter-spacing:.02em}
.pg-input,.pg-textarea{
  width:100%;background:rgba(255,255,255,.04);border:1px solid var(--pg-line);
  border-radius:var(--pg-radius-sm);color:var(--pg-text-1);font-size:15px;font-family:inherit;
  padding:12px 14px;transition:border-color .2s,box-shadow .2s,background .2s;
}
.pg-input{height:46px;padding:0 14px}
.pg-textarea{min-height:104px;resize:vertical;line-height:1.7}
.pg-input::placeholder,.pg-textarea::placeholder{color:var(--pg-text-3)}
.pg-input:focus,.pg-textarea:focus{
  outline:none;border-color:var(--pg-brand);background:rgba(47,224,200,.05);
  box-shadow:0 0 0 4px rgba(47,224,200,.14);
}
.pg-form-tip{font-size:12.5px;color:var(--pg-text-3);line-height:1.7}
.pg-form-tip.is-ok{color:var(--pg-success)}
.pg-form-note{margin-top:14px;font-size:12.5px;color:var(--pg-text-3);line-height:1.7}

/* CTA 面板 */
.pg-cta-panel{
  position:relative;overflow:hidden;border-radius:var(--pg-radius);
  border:1px solid var(--pg-line);box-shadow:var(--pg-shadow);
  background:var(--pg-bg-700) url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  padding:40px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.pg-cta-panel::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(52% 70% at 88% 10%,rgba(47,224,200,.22),transparent 70%),
    linear-gradient(120deg,rgba(6,11,20,.94),rgba(6,11,20,.78) 55%,rgba(6,11,20,.86));
}
.pg-cta-panel > *{position:relative;z-index:1}
.pg-cta-copy{max-width:56ch}
.pg-cta-copy h2{font-size:clamp(1.35rem,2.2vw,1.875rem);line-height:1.35}
.pg-cta-copy p{margin-top:12px;color:var(--pg-text-2);font-size:15px}
.pg-cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* 相关内容 */
.pg-related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.pg-related-card{display:flex;flex-direction:column;gap:10px;padding:24px;color:var(--pg-text-1)}
.pg-related-card:hover{color:var(--pg-text-1)}
.pg-related-card h3{font-size:1.0625rem;line-height:1.45}
.pg-related-card p{font-size:14px;color:var(--pg-text-2)}
.pg-related-card .pg-text-link{margin-top:auto;padding-top:6px}

/* ============ 页脚 ============ */
.pg-footer{position:relative;background:var(--pg-bg-800);border-top:1px solid var(--pg-line);padding:72px 0 28px;margin-top:24px}
.pg-footer-deco{
  position:absolute;top:0;left:0;right:0;height:190px;pointer-events:none;
  background:url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  opacity:.14;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.95),transparent);
  mask-image:linear-gradient(180deg,rgba(0,0,0,.95),transparent);
}
.pg-footer .pg-container{position:relative;z-index:1}
.pg-footer-cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px}
.pg-footer-col h4{font-size:14px;font-weight:600;color:var(--pg-text-1);margin-bottom:14px}
.pg-footer-col a{display:block;font-size:14px;line-height:2.2;color:var(--pg-text-2)}
.pg-footer-col a:hover{color:var(--pg-brand)}
.pg-footer-about{margin:16px 0 12px;font-size:14px;line-height:1.9;color:var(--pg-text-2);max-width:34ch}
.pg-footer-contact li{font-size:14px;line-height:2.2;color:var(--pg-text-2)}
.pg-footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:48px;padding-top:22px;border-top:1px solid var(--pg-line);
  font-size:13px;color:var(--pg-text-3);
}
.pg-footer-links{display:flex;flex-wrap:wrap;gap:18px}
.pg-footer-links a{color:var(--pg-text-3);font-size:13px}
.pg-footer-links a:hover{color:var(--pg-brand)}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .pg-cta-panel{padding:34px}
}
@media (max-width:991px){
  :root{--pg-section:64px}
  .pg-page-hero{padding:130px 0 44px;min-height:280px}
  .pg-stat-strip{grid-template-columns:repeat(2,1fr);margin-top:-24px}
  .pg-stat{border-right:0;border-bottom:1px solid var(--pg-line)}
  .pg-stat:nth-child(odd){border-right:1px solid var(--pg-line)}
  .pg-stat:nth-last-child(-n+2){border-bottom:0}
  .pg-case-grid{grid-template-columns:1fr}
  .pg-related-grid{grid-template-columns:1fr}
  .pg-form-card{position:static;margin-top:28px}
  .pg-footer-cols{grid-template-columns:repeat(2,1fr);gap:28px}
}
@media (max-width:575px){
  :root{--pg-section:48px}
  .pg-container{padding:0 18px}
  .pg-page-hero{min-height:260px;padding:118px 0 38px}
  .pg-page-hero .pg-hero-sub{font-size:15px}
  .pg-stat-strip{grid-template-columns:1fr}
  .pg-stat{border-right:0 !important;border-bottom:1px solid var(--pg-line)}
  .pg-stat:last-child{border-bottom:0}
  .pg-section-head{margin-bottom:26px}
  .pg-cta-panel{padding:24px}
  .pg-cta-actions .pg-btn{width:100%}
  .pg-footer{padding:56px 0 24px}
  .pg-footer-cols{grid-template-columns:1fr}
  .pg-footer-bottom{margin-top:34px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
  .pg-glass-card:hover{transform:none}
  .pg-case-card:hover .pg-case-media img{transform:none}
}