:root{
  --red:#a00000;--red2:#c5151c;--deep:#2b0608;--ink:#17212b;--muted:#667085;--line:#e8edf2;
  --bg:#f7f8fb;--card:#fff;--soft:#fff5f5;--gold:#f5c04d;--blue:#0b4a7a;
  --shadow:0 18px 48px rgba(21,30,46,.09);--radius:18px;--radius-sm:12px;--max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.72}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(var(--max),calc(100% - 32px));margin:auto}
.topbar{background:var(--deep);color:#fff;font-size:13px}
.topbar .container{display:flex;justify-content:space-between;gap:12px;padding:8px 0;align-items:center}
.notice-pill{display:inline-flex;gap:8px;align-items:center;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);padding:4px 10px;border-radius:999px}
.header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:16px 0}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--red);font-size:20px;white-space:nowrap}
.logo-mark{width:34px;height:34px;border-radius:12px;background:linear-gradient(135deg,var(--red),#e13434);display:grid;place-items:center;color:#fff;box-shadow:0 8px 20px rgba(160,0,0,.22)}
.nav{display:flex;align-items:center;gap:20px;color:#24303c;font-weight:650;font-size:15px}
.nav a{padding:8px 0;border-bottom:2px solid transparent}
.nav a:hover{color:var(--red);border-bottom-color:var(--red)}
.search{display:flex;align-items:center;background:#f3f5f8;border:1px solid var(--line);border-radius:999px;overflow:hidden}
.search input{border:0;background:transparent;padding:10px 12px;width:180px;outline:0}
.search button{border:0;background:var(--red);color:#fff;font-weight:700;padding:10px 14px;cursor:pointer}
.menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:9px 12px;font-weight:800}
.hero{padding:28px 0 18px}
.hero-grid{display:grid;grid-template-columns:230px 1fr 280px;gap:18px;align-items:stretch}
.sidebar,.hero-card,.hotbox,.card,.article-main,.page-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.sidebar{padding:18px}
.side-title,.section-title{font-weight:800;color:#101828;margin:0 0 14px}
.side-list{display:grid;gap:7px}
.side-list a{padding:9px 10px;border-radius:12px;color:#344054;background:#f9fafb;border:1px solid #f0f2f5;font-weight:650;font-size:14px}
.side-list a:hover{background:var(--soft);color:var(--red);border-color:#ffd4d4}
.hero-card{overflow:hidden;position:relative;min-height:360px;background:#1d0608;color:#fff}
.hero-card img{width:100%;height:100%;object-fit:cover;opacity:.95}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(43,6,8,.88),rgba(43,6,8,.25),rgba(43,6,8,.08));padding:36px;display:flex;flex-direction:column;justify-content:center}
.kicker{display:inline-flex;width:max-content;border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.1);border-radius:999px;padding:5px 11px;font-size:13px;margin-bottom:15px}
.hero h1{font-size:36px;line-height:1.2;margin:0 0 14px;letter-spacing:-.5px}
.hero p{font-size:17px;color:rgba(255,255,255,.88);max-width:560px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:14px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:14px;padding:11px 16px;font-weight:800;transition:.18s ease;border:1px solid transparent;cursor:pointer}
.btn-primary{background:var(--red);color:#fff;box-shadow:0 12px 24px rgba(160,0,0,.18)}
.btn-primary:hover{background:#820000;transform:translateY(-1px)}
.btn-ghost{background:#fff;color:var(--red);border-color:#ffd5d5}
.btn-ghost:hover{background:#fff4f4}
.btn-dark{background:#1d2939;color:#fff}
.hotbox{padding:18px}
.match-list{display:grid;gap:10px}
.match{padding:10px;border-radius:14px;background:#fff7f7;border:1px solid #ffe4e4}
.match strong{display:block;font-size:14px}
.match span{font-size:12px;color:var(--muted)}
.section{padding:26px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:12px;margin-bottom:16px}
.section-head h2{margin:0;font-size:26px}
.section-head p{margin:4px 0 0;color:var(--muted)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.card{padding:18px}
.card:hover{transform:translateY(-2px);transition:.18s ease}
.icon{width:44px;height:44px;border-radius:14px;background:var(--soft);display:grid;place-items:center;color:var(--red);font-weight:900;margin-bottom:10px}
.card h3{margin:0 0 8px;font-size:18px;line-height:1.35}
.card p{margin:0;color:var(--muted);font-size:14px}
.article-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;min-height:100%}
.article-card img{width:100%;aspect-ratio:16/9;object-fit:cover;background:#f5f5f5}
.article-body{padding:15px;display:flex;flex-direction:column;gap:9px;flex:1}
.meta{font-size:12px;color:var(--muted);display:flex;gap:8px;flex-wrap:wrap}
.tag{display:inline-flex;background:#fff1f1;color:var(--red);font-weight:800;border-radius:999px;padding:3px 9px;font-size:12px}
.article-body h3{margin:0;font-size:17px;line-height:1.42}
.article-body p{margin:0;color:var(--muted);font-size:14px;flex:1}
.readmore{color:var(--red);font-weight:850;margin-top:4px}
.info-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.info-item{background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px;text-align:center}
.info-item strong{display:block;font-size:20px;color:var(--red)}
.table-box{overflow:auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
table{width:100%;border-collapse:collapse;min-width:650px}
th,td{padding:13px 14px;border-bottom:1px solid var(--line);text-align:left}
th{background:#fff7f7;color:#8a0000;font-size:13px}
td{font-size:14px}
.faq{display:grid;gap:10px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;box-shadow:0 10px 28px rgba(21,30,46,.04)}
.faq summary{font-weight:800;cursor:pointer}
.faq p{color:var(--muted);margin:8px 0 0}
.risk-banner{background:linear-gradient(135deg,#2b0608,#8a0000);color:#fff;border-radius:var(--radius);padding:24px;display:flex;justify-content:space-between;align-items:center;gap:18px;box-shadow:var(--shadow)}
.risk-banner p{margin:4px 0 0;color:rgba(255,255,255,.82)}
.footer{background:#2b0608;color:#fff;margin-top:34px}
.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:24px;padding:36px 0}
.footer a{color:rgba(255,255,255,.78);display:block;margin:7px 0;font-size:14px}
.footer p{color:rgba(255,255,255,.75);margin:8px 0 0}
.copyright{border-top:1px solid rgba(255,255,255,.12);padding:15px 0;color:rgba(255,255,255,.65);font-size:13px}
.breadcrumb{font-size:13px;color:var(--muted);padding:20px 0 0}
.breadcrumb a{color:var(--red);font-weight:700}
.page-hero{padding:24px 0 10px}
.page-hero h1{font-size:34px;line-height:1.25;margin:0 0 10px}
.page-hero p{color:var(--muted);max-width:780px}
.layout{display:grid;grid-template-columns:1fr 310px;gap:22px;align-items:start}
.article-main{padding:28px}
.article-main h1{font-size:35px;line-height:1.25;margin:0 0 12px}
.article-main h2{font-size:24px;margin-top:28px;color:#111827}
.article-main p{font-size:17px;color:#344054}
.article-main .lead{font-size:18px;color:#475467;background:#fff7f7;border-left:4px solid var(--red);padding:15px;border-radius:0 14px 14px 0}
.article-main img{border-radius:var(--radius);margin:18px 0;background:#f4f6f8}
.related-list{display:grid;gap:12px}
.related-list a{background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px;font-weight:750}
.pagination{display:flex;gap:8px;align-items:center;justify-content:center;margin:24px 0;flex-wrap:wrap}
.pagination a,.pagination span{border:1px solid var(--line);background:#fff;border-radius:12px;padding:9px 13px;font-weight:800}
.pagination .current{background:var(--red);color:#fff;border-color:var(--red)}
.page-card{padding:28px}
.page-card h1{margin-top:0}
.page-card h2{margin-top:26px}
.form-grid{display:grid;gap:12px}
.form-grid input,.form-grid textarea{width:100%;border:1px solid var(--line);border-radius:14px;padding:12px;font:inherit}
.form-grid textarea{min-height:130px}
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr}.sidebar{order:2}.hotbox{order:3}
  .grid-3{grid-template-columns:repeat(2,1fr)}.grid-4{grid-template-columns:repeat(2,1fr)}
  .layout{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}
  .nav{display:none;position:absolute;left:16px;right:16px;top:72px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px;flex-direction:column;align-items:flex-start;box-shadow:var(--shadow)}
  .nav.open{display:flex}.menu-toggle{display:block}.search{display:none}
}
@media (max-width:640px){
  .topbar .container{flex-direction:column;align-items:flex-start}.hero h1{font-size:28px}.hero-overlay{padding:24px}
  .grid-3,.grid-4{grid-template-columns:1fr}.info-strip{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr}
  .article-main{padding:20px}.article-main h1,.page-hero h1{font-size:28px}.risk-banner{flex-direction:column;align-items:flex-start}
}

/* Recheck hardening: prevent mobile overflow, stabilize cards, and improve clickable UI consistency */
html,body{max-width:100%;overflow-x:hidden}
a,button,input,textarea{font-family:inherit}
a,.btn,.readmore,.pagination a,.related-list a,.side-list a{overflow-wrap:anywhere}
.hero-card img,.article-card img,.article-main img{height:auto;object-position:center center}
.article-card{height:100%;min-width:0}
.article-card>a{display:block;line-height:0}
.article-body h3{min-height:48px}
.article-body .readmore{margin-top:auto;align-self:flex-start}
.card,.sidebar,.hotbox,.page-card,.article-main{min-width:0;overflow-wrap:anywhere}
.pagination a,.pagination span{min-width:42px;text-align:center;line-height:1.2}
.table-box{-webkit-overflow-scrolling:touch}
.search button:focus-visible,.menu-toggle:focus-visible,.btn:focus-visible,.pagination a:focus-visible,a:focus-visible{outline:3px solid rgba(197,21,28,.32);outline-offset:3px}
@media (max-width:640px){
  .container{width:min(var(--max),calc(100% - 24px))}
  .hero-card{min-height:340px}
  .hero-overlay{background:linear-gradient(180deg,rgba(43,6,8,.88),rgba(43,6,8,.48));justify-content:flex-end}
  .article-body h3{min-height:auto}
  .pagination{justify-content:flex-start}
  .pagination a,.pagination span{padding:10px 12px}
}
@media (max-width:420px){
  .info-strip{grid-template-columns:1fr}
  .hero h1{font-size:25px}
  .section-head{align-items:flex-start;flex-direction:column}
}


/* Visual upgrade: logo, carousel, high-end cover imagery and HTML keyword layer */
.logo-img{width:38px;height:38px;display:block;flex:0 0 auto;border-radius:12px;box-shadow:0 8px 20px rgba(160,0,0,.18)}
.logo-text{display:inline-flex;align-items:center;letter-spacing:-.02em}
.logo{min-width:0}.footer .logo{color:#fff}.footer .logo-text{color:#fff}
.hero-carousel{position:relative;isolation:isolate;background:#19070a}
.hero-slide{position:absolute;inset:0;opacity:0;pointer-events:none;transition:opacity .45s ease}
.hero-slide.active{opacity:1;pointer-events:auto;z-index:1}
.hero-slide img{width:100%;height:100%;object-fit:cover;object-position:center center;display:block;filter:saturate(1.06) contrast(1.04)}
.hero-slide .hero-overlay{z-index:2}
.hero-overlay strong{color:#fff;font-weight:900}
.hero-overlay h2{font-size:34px;line-height:1.2;margin:0 0 14px;letter-spacing:-.4px;color:#fff;max-width:650px}
.carousel-control{position:absolute;top:50%;transform:translateY(-50%);z-index:5;width:40px;height:40px;border-radius:999px;border:1px solid rgba(255,255,255,.38);background:rgba(255,255,255,.16);color:#fff;font-size:28px;line-height:1;display:grid;place-items:center;cursor:pointer;backdrop-filter:blur(8px)}
.carousel-control:hover{background:rgba(255,255,255,.28)}
.carousel-control.prev{left:18px}.carousel-control.next{right:18px}
.carousel-dots{position:absolute;left:36px;bottom:22px;z-index:5;display:flex;gap:8px}
.carousel-dots button{width:10px;height:10px;border-radius:999px;border:0;background:rgba(255,255,255,.45);cursor:pointer;padding:0}
.carousel-dots button.active{width:26px;background:#fff}
.keyword-map{display:grid;grid-template-columns:1.1fr .9fr;gap:20px;align-items:center;background:linear-gradient(135deg,#fff,#fff7f7);border:1px solid #ffe1e1;border-radius:22px;padding:22px;box-shadow:var(--shadow)}
.keyword-map h2{margin:6px 0 8px;font-size:24px;line-height:1.35}.keyword-map p{margin:0;color:var(--muted)}
.red-kicker{background:#fff1f1;border-color:#ffd4d4;color:var(--red)}
.keyword-tags{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}.keyword-tags a{display:inline-flex;border:1px solid #ffd4d4;background:#fff;color:#8a0000;border-radius:999px;padding:9px 12px;font-weight:850;font-size:14px}.keyword-tags a:hover{background:var(--red);color:#fff}
.article-card img,.article-main img{background:#111827;border:0}.article-main img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block}
@media (max-width:980px){.keyword-map{grid-template-columns:1fr}.keyword-tags{justify-content:flex-start}.hero-overlay h2{font-size:30px}}
@media (max-width:640px){.logo-text{font-size:17px}.carousel-control{width:34px;height:34px;font-size:22px}.carousel-control.prev{left:10px}.carousel-control.next{right:10px}.carousel-dots{left:22px;bottom:14px}.hero-overlay h2{font-size:25px}.keyword-map{padding:18px}.keyword-tags a{font-size:13px;padding:8px 10px}}


/* Customer mobile UX upgrade: iOS / Android reading experience */
.text-link{color:var(--red);font-weight:850;text-decoration:underline;text-underline-offset:3px}
.contact-actions{display:flex;gap:12px;flex-wrap:wrap;margin:16px 0 6px}
.slide-image-link{position:absolute;inset:0;display:block;z-index:1;line-height:0}
.slide-image-link img{width:100%;height:100%;object-fit:cover;object-position:center center}
.hero-slide .hero-overlay{z-index:3;pointer-events:none}
.hero-slide .hero-actions,.hero-slide .hero-actions a{pointer-events:auto}
.hero-slide{cursor:pointer}
.carousel-control,.carousel-dots{z-index:6}
@media (hover:hover){.slide-image-link:hover img{filter:saturate(1.1) contrast(1.06) brightness(.96)}}

@media (max-width:760px){
  html{-webkit-text-size-adjust:100%}
  body{font-size:16px;line-height:1.72;background:#f6f7f9}
  .container{width:calc(100% - 22px)}
  .topbar{font-size:12px}
  .topbar .container{padding:7px 0;gap:6px}
  .topbar span:not(.notice-pill){display:none}
  .header{top:0}
  .header-inner{padding:10px 0;min-height:62px}
  .logo-img{width:34px;height:34px;border-radius:10px}
  .logo-text{font-size:16px;max-width:48vw;overflow:hidden;text-overflow:ellipsis}
  .menu-toggle{min-height:44px;min-width:58px;border-radius:14px;background:#fff;color:#111827}
  .nav{position:fixed;top:calc(62px + env(safe-area-inset-top,0px));left:10px;right:10px;max-height:calc(100dvh - 82px);overflow:auto;border-radius:20px;padding:10px;background:rgba(255,255,255,.98);backdrop-filter:blur(14px);box-shadow:0 22px 60px rgba(15,23,42,.18)}
  .nav a{width:100%;min-height:46px;display:flex;align-items:center;padding:10px 12px;border-radius:14px;border-bottom:0;color:#17212b}
  .nav a:hover{background:#fff1f1;border-bottom:0}
  .hero{padding:14px 0 8px}
  .hero-grid{display:flex;flex-direction:column;gap:12px}
  .hero-card{min-height:520px;border-radius:22px}
  .hero-card img{height:100%}
  .hero-overlay{padding:22px;background:linear-gradient(180deg,rgba(15,23,42,.14) 0%,rgba(43,6,8,.70) 42%,rgba(43,6,8,.94) 100%);justify-content:flex-end}
  .kicker{font-size:12px;margin-bottom:10px}
  .hero h1,.hero-overlay h2{font-size:25px;line-height:1.22;letter-spacing:0;margin-bottom:10px}
  .hero p{font-size:15px;line-height:1.7;max-width:none}
  .hero-actions{display:grid;grid-template-columns:1fr;gap:10px;width:100%;margin-top:12px}
  .btn{width:100%;min-height:46px;border-radius:15px;padding:12px 14px}
  .carousel-control{width:38px;height:38px;top:42%;background:rgba(15,23,42,.45)}
  .carousel-control.prev{left:10px}.carousel-control.next{right:10px}
  .carousel-dots{left:22px;bottom:16px}
  .sidebar,.hotbox,.card,.page-card,.article-main,.article-card{border-radius:18px;box-shadow:0 10px 30px rgba(21,30,46,.07)}
  .sidebar{padding:14px}
  .side-list{grid-template-columns:repeat(2,1fr);gap:8px}
  .side-list a{min-height:42px;display:flex;align-items:center;justify-content:center;text-align:center;padding:9px 8px;font-size:13px}
  .hotbox{padding:14px}
  .match{padding:11px 12px}
  .section{padding:18px 0}
  .section-head{margin-bottom:12px}
  .section-head h2{font-size:22px}
  .grid-3,.grid-4{display:grid;grid-template-columns:1fr;gap:12px}
  .article-card img{aspect-ratio:16/10}
  .article-body{padding:14px}
  .article-body h3{font-size:16px;line-height:1.42}
  .article-body p{font-size:14px}
  .keyword-map{border-radius:18px;padding:16px}
  .keyword-map h2{font-size:21px}
  .keyword-tags{gap:8px}
  .keyword-tags a{min-height:40px;align-items:center}
  .info-strip{grid-template-columns:repeat(2,1fr);gap:10px}
  .layout{display:block}
  .article-main{padding:18px}
  .article-main h1{font-size:25px;line-height:1.28}
  .article-main h2{font-size:21px;margin-top:24px}
  .article-main p{font-size:16px}
  .article-main .lead{font-size:16px;padding:13px}
  .article-main img{border-radius:17px;margin:15px 0}
  .related-list a{min-height:46px;display:flex;align-items:center}
  .page-hero{padding:18px 0 2px}
  .page-hero h1{font-size:25px}
  .page-card{padding:18px}
  .form-grid input,.form-grid textarea{font-size:16px;min-height:46px}
  .pagination{justify-content:center;gap:7px}
  .pagination a,.pagination span{min-width:44px;min-height:44px;display:flex;align-items:center;justify-content:center}
  .risk-banner{padding:18px;border-radius:18px}
  .risk-banner h2{font-size:21px;margin:0}
  .footer{margin-top:24px}
  .footer-grid{grid-template-columns:1fr;gap:18px;padding:26px 0}
  .footer a{min-height:32px}
  .copyright{font-size:12px;padding-bottom:calc(14px + env(safe-area-inset-bottom,0px))}
}
@media (max-width:380px){
  .side-list{grid-template-columns:1fr}
  .hero-card{min-height:560px}
  .hero h1,.hero-overlay h2{font-size:23px}
  .info-strip{grid-template-columns:1fr}
}