/* roulang page: index */
:root{
  --bg-deep:#050B14;
  --bg-card:rgba(15,32,55,.62);
  --cyan:#1FEBE0;
  --blue:#4E7CF6;
  --amber:#F7B267;
  --text-main:#EAF0F5;
  --text-sub:#A6B3C6;
  --text-mut:#7A8BA3;
  --border:rgba(255,255,255,.1);
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:8px;
  --shadow-cyan:0 12px 40px rgba(31,235,224,.08);
  --shadow-amber:0 12px 36px rgba(247,178,103,.07);
  --space:clamp(64px,8vw,110px);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg-deep);color:var(--text-main);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.7;overflow-x:hidden}
body::before{content:"";position:fixed;inset:0;background-image:radial-gradient(ellipse 55% 35% at 80% 10%,rgba(31,80,180,.08),transparent),radial-gradient(ellipse 45% 30% at 15% 85%,rgba(31,235,224,.04),transparent);pointer-events:none;z-index:0}
a{text-decoration:none;color:inherit}
img{max-width:100%;height:auto}
ul,ol{list-style:none}
.container{max-width:1320px;padding-left:24px;padding-right:24px;margin-left:auto;margin-right:auto}
.text-cyan{color:var(--cyan)!important}
.text-amber{color:var(--amber)!important}
.sec-pad{padding:var(--space) 0}
.sec-label{color:var(--cyan);font-size:12px;letter-spacing:.55em;text-transform:uppercase;margin-bottom:10px;font-weight:600}
.sec-title{font-size:clamp(24px,3.4vw,36px);font-weight:700;line-height:1.35;margin-bottom:14px}
.sec-lead{color:var(--text-sub);font-size:clamp(15px,.95vw,18px);max-width:660px;line-height:1.8}
body .btn{font-weight:600}
.navbar-brand{font-size:1.35rem}

/* ===== NAV ===== */
.x-nav{
  position:fixed;top:0;left:0;right:0;height:80px;z-index:1050;
  background:rgba(5,11,20,.72);
  backdrop-filter:blur(17px);-webkit-backdrop-filter:blur(17px);
  border-bottom:1px solid rgba(255,255,255,.055);
  transition:all .3s ease;
}
.x-nav .container{height:80px;display:flex;align-items:center;justify-content:space-between}
.x-logo{display:flex;align-items:center;gap:.5rem;font-weight:800;font-size:1.25rem;letter-spacing:.03em;color:var(--text-main)}
.x-logo i{color:var(--cyan);font-size:1.2rem}
.x-logo span.app-sub{display:block;font-size:.75rem;color:var(--text-sub);font-weight:400;letter-spacing:.12em}
.nav-hamburger{background:none;border:0;color:var(--text-main);font-size:1.6rem}
.nav-overlay{position:fixed;inset:0;background:rgba(5,11,20,.55);backdrop-filter:blur(3px);z-index:1040;opacity:0;pointer-events:none;transition:opacity .3s}
.nav-overlay.show{opacity:1;pointer-events:auto}
.x-nav .navbar-nav .nav-link{color:var(--text-sub);padding:.5rem .85rem;font-weight:500;font-size:.95rem;transition:color .2s;position:relative}
.x-nav .navbar-nav .nav-link:hover{color:var(--cyan)}
.x-nav .navbar-nav .nav-link.active{color:var(--text-main)}
.x-nav .navbar-nav .nav-link.active::after{content:"";position:absolute;left:.85rem;right:.85rem;bottom:-2px;height:2px;background:var(--cyan);border-radius:4px}
.x-nav .nav-cta{padding:.5rem .75rem;border:1px solid rgba(255,255,255,.25);border-radius:50px;color:var(--text-main);font-size:.85rem;transition:.2s}
.x-nav .nav-cta:hover{background:var(--cyan);color:#03222b;border-color:var(--cyan);box-shadow:0 0 20px rgba(31,235,224,.18)}
.mobile-day{padding:16px 20px 30px}
@media (max-width:990px){
  .x-nav .nav-inner{display:none}
}
@media(max-width:515px){
  .x-nav{height:68px}
  .x-nav .container{height:68px}
  .x-logo{font-size:1.05rem}
}

/* ===== DROPDOWN ===== */
.mega-pop{background:rgba(8,15,28,.9);padding:.5rem 0 1rem;border-top:1px solid rgba(31,235,224,.2);box-shadow:0 24px 50px rgba(0,0,0,.55)}
.mega-pop a.drop-item{display:block;padding:.6rem 1.2rem;color:var(--text-sub);font-size:.95rem;transition:.2s}
.mega-pop a.drop-item:hover{color:var(--cyan);padding-left:1.4rem}
@media (max-width:991px){.mega-pop{box-shadow:0 12px 22px rgba(0,0,0,.25)}}

/* ===== HERO ===== */
.x-hero{
  min-height:92vh;display:flex;align-items:center;position:relative;
  /* 背景图 + 深蓝黑渐变 */
  background:linear-gradient(96deg,rgba(5,11,20,.88) 18%,rgba(5,11,20,.55) 60%,rgba(5,11,20,.3) 100%),
    linear-gradient(0deg,var(--bg-deep) 0%,rgba(5,11,20,.2) 22%,rgba(5,11,20,.55) 100%),
    url("/assets/images/backpic/back-1.webp") no-repeat center center/cover;
  padding-top:150px;padding-bottom:30px;overflow:hidden;
}
.x-hero .deco-orbit{position:absolute;right:-15vw;top:1vh;width:58vw;height:82vh;border:1px solid rgba(31,235,224,.2);border-radius:50%;transform:rotate(-15deg);pointer-events:none}
.x-hero .deco-orbit:before{content:"";position:absolute;width:8px;height:8px;border-radius:50%;background:var(--amber);box-shadow:0 0 18px var(--amber);top:3%;left:62%}
.x-hero .deco-orbit:after{content:"";position:absolute;width:4px;height:4px;border-radius:50%;background:var(--cyan);top:87%;left:18%;box-shadow:0 0 12px var(--cyan)}
.hero-pill{display:inline-flex;align-items:center;gap:8px;background:rgba(31,235,224,.08);border:1px solid rgba(31,235,224,.27);padding:5px 17px;border-radius:50px;color:#b6faf3;font-size:.8rem;letter-spacing:.08em;margin-bottom:26px}
.hero-title{
  font-size:clamp(37px,7.2vw,66px);
  font-weight:750;line-height:1.18;letter-spacing:.01em;margin-bottom:21px;
  background:linear-gradient(105deg,#ffffff 30%,#a4faf5 75%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-title .outline{
  background:linear-gradient(100deg,var(--amber) 10%,#ffe1b5 100%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-sub{color:#c7d3e3;font-size:clamp(17px,2.4vw,22px);max-width:700px;line-height:1.7;margin-bottom:36px}
.hero-sub strong{color:var(--amber);font-weight:600}
.hero-btn-group{display:flex;gap:1rem;flex-wrap:wrap}
.btn-main{
  position:relative;overflow:hidden;border-radius:50px;padding:1.2rem 2.35rem;font-weight:650;font-size:1.02rem;
  background:linear-gradient(135deg,#5ff5ec,#1FEBE0);
  color:#04262c;border:none;outline-offset:3.5px;transition:all .25s ease;
}
.btn-main:after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(90deg,transparent 30%,rgba(255,255,255,.45) 50%,transparent 70%);
  transform:translateX(-100%);transition:none;
}
.btn-main:hover{
  transform:translateY(-2px);box-shadow:0 10px 32px rgba(31,235,224,.38);
  background:linear-gradient(135deg,#62fff5,#2aeae0);color:#03262d;
}
.btn-main:hover:after{
  transition:transform .75s ease;transform:translateX(100%);
}
.btn-outline{
  border-radius:50px;border:1.5px solid var(--blue);color:#dce5ff;background:rgba(78,124,246,.08);
  padding:1.2rem 2.2rem;font-weight:600;font-size:1.02rem;transition:.22s;
}
.btn-outline:hover{background:rgba(31,235,224,.07);border-color:var(--cyan);color:var(--cyan)}
.hero-panel{
  position:relative;margin-top:75px;display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem;
}
.hero-panel .hp-card{
  background:rgba(15,32,55,.72);border-radius:17px;padding:1.6rem 1.4rem;
  border:1px solid var(--border);
  backdrop-filter:blur(14px);
  transition:.2s;
  box-shadow:0 4px 24px rgba(0,0,0,.25);
  position:relative;overflow:hidden;
}
.hero-panel .hp-card:before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,var(--cyan),transparent);
}
.hero-panel .hp-card:nth-child(2):before{background:linear-gradient(180deg,var(--amber),transparent)}
.hero-panel .hp-card:nth-child(3):before{background:linear-gradient(180deg,var(--blue),transparent)}
.hero-panel .hp-card:nth-child(4):before{background:linear-gradient(180deg,var(--cyan),transparent)}
.hero-panel .hp-card i{color:var(--cyan);font-size:1.5rem;display:block;margin-bottom:13px}
.hero-panel .hp-card h4{font-size:1rem;font-weight:700;margin-bottom:7px}
.hero-panel .hp-card p{color:var(--text-sub);font-size:.8rem;line-height:1.5;margin-bottom:0}
.hero-panel .hp-card:hover{transform:translateY(-6px);border-color:rgba(31,235,224,.4)}
@media(max-width:1100px){
 .hero-panel{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:767px){
 .x-hero{padding-top:115px;padding-bottom:26px;min-height:86vh}
 .hero-title{font-size:clamp(29px,8vw,42px)}
 .hero-panel{grid-template-columns:1fr;gap:.9rem;margin-top:48px}
}

/* ===== SECTION HEADERS ===== */
.series-header{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:38px}
.series-header .side-link{color:var(--text-sub);font-size:.9rem;white-space:nowrap;transition:.2s}
.series-header .side-link:hover{color:var(--cyan)}
.series-header .side-link i{margin-left:3px;font-size:.7rem}
.dual-row-title{font-weight:200;letter-spacing:.02em}

/* 横滑轨迹 */
.x-slider{overflow:hidden;position:relative;margin-bottom:7px}
.slider-track{display:flex;gap:20px;scroll-snap-type:x mandatory;overflow-x:auto;padding:4px 2px 20px;scrollbar-width:thin;scrollbar-color:rgba(31,235,224,.2) transparent}
.slider-track::-webkit-scrollbar{height:5px}
.slider-track::-webkit-scrollbar-track{background:rgba(255,255,255,.02)}
.slider-track::-webkit-scrollbar-thumb{background:rgba(31,235,224,.28);border-radius:50px}
.slide-card{
  min-width:275px;max-width:275px;background:var(--bg-card);border:1px solid rgba(255,255,255,.1);
  border-radius:17px;overflow:hidden;scroll-snap-align:start;transition:.22s;
}
.slide-card:hover{transform:translateY(-5px);border-color:rgba(31,235,224,.4);box-shadow:0 9px 30px rgba(31,80,150,.12)}
.slide-card .ph{aspect-ratio:2.8/3.5;background:#10243a;overflow:hidden;position:relative}
.slide-card .ph img{width:100%;height:100%;object-fit:cover;display:block;opacity:.9}
.slide-card .ph .badge{
  position:absolute;left:10px;border:0;top:10px;
  background:rgba(2,10,20,.72);font-weight:600;letter-spacing:.04em;
}
.slide-card .ph .mark{
  position:absolute;right:10px;top:10px;background:rgba(247,178,103,.88);
  color:#1a1710;font-size:11px;font-weight:600;border-radius:20px;padding:2px 8px;
}
.slide-card .body{padding:.8rem 1rem .95rem}
.slide-card .body h4{font-size:1.0rem;font-weight:650;margin-bottom:5px;line-height:1.35}
.slide-card .body h4 i{font-size:.65rem;color:var(--cyan);margin-right:5px}

/* 前箭头 */
.round-arrow{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid var(--border);background:var(--bg-card);color:#fff;border-radius:42px;font-size:.8rem;cursor:pointer;transition:.2s;margin-left:.6rem}
.round-arrow:hover{background:rgba(31,235,224,.12);border-color:var(--cyan);color:var(--cyan)}
@media(max-width:470px){
  .slide-card{min-width:230px;max-width:230px}
  .series-header .align-self-end{display:none}
}

/* ===== HOT FEATURE ===== */
.hot-card{
  background:#0B1D2F;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);
  display:flex;flex-direction:column;min-height:400px;width:100%;
  position:relative;
}
.hot-card .ph{height:66%;min-height:300px;background-size:cover;background-position:center;position:relative}
.hot-card .ph .tag{position:absolute;top:16px;left:16px;background:rgba(0,0,0,.62);color:var(--amber);border:1px solid rgba(247,178,103,.33);padding:5px 12px;border-radius:30px;font-size:.75rem}
.hot-sum{padding:1.4rem 1.6rem 1.8rem}
.hot-sum .meta{color:var(--text-mut);font-size:.78rem;letter-spacing:.1em;margin-bottom:34px}
.hot-meta2{display:flex;justify-content:space-between;align-items:center;color:#e4ebee;font-weight:600;font-size:.86rem;margin-bottom:10px}
.hot-bar{height:4px;border-radius:8px;background:rgba(255,255,255,.1);overflow:hidden;margin-bottom:7px}
.hot-bar>span{display:block;height:100%;border-radius:8px;background:linear-gradient(90deg,var(--cyan),var(--blue));width:82%}
.hot-side-title{font-weight:700;font-size:1.3rem;line-height:1.45;margin-bottom:1rem}
.hot-side-list{display:flex;flex-direction:column;gap:1rem}
.hot-side-item{padding:17px 22px;background:rgba(15,32,55,.55);border:1px solid var(--border);border-radius:var(--radius-md);display:flex;gap:1rem;align-items:center}
.hot-side-item .hot-icon{width:31px;height:31px;border-radius:31px;background:rgba(31,235,224,.13);display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.hot-side-item .hot-icon i{color:var(--cyan);font-size:.9rem}
.hot-side-item .hot-dots{border-left:1px solid var(--border);padding-left:.7rem;color:var(--text-sub);font-size:.86rem}
.hot-side-item .hot-dots strong{color:#fff;font-weight:700}
/* 三个等宽卡片 */
.grid-card{background:var(--bg-card);border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);transition:.21s}
.grid-card:hover{transform:translateY(-5px);border-color:rgba(70,150,255,.4);box-shadow:var(--shadow-cyan)}
.grid-card .ph{aspect-ratio:16/10;overflow:hidden;background:#0d1b2a;}
.grid-card .ph img{width:100%;height:100%;object-fit:cover}
.grid-card .g-body{padding:1.3rem 1.2rem 1.4rem;position:relative}
.grid-card .g-tag{display:inline-block;background:rgba(247,178,103,.15);color:var(--amber);font-size:.75rem;padding:2px 10px;border-radius:30px;margin-bottom:11px}
.grid-card .g-tag.blue{background:rgba(78,124,246,.16);color:#b8caff}
.grid-card .g-tag.cyan{background:rgba(31,235,224,.13);color:#9af9f3}
.grid-card h3{font-size:1.14rem;font-weight:650;margin-bottom:5px}
.grid-card p{font-size:.85rem;color:var(--text-sub);line-height:1.6;margin-bottom:10px}

/* ===== CTA BAND ===== */
.cta-center{
  border-radius:50px;background:linear-gradient(80deg,rgba(15,32,55,.7),rgba(23,46,74,.6));
  border:1px solid var(--border);overflow:hidden;
  position:relative;background-image:
    radial-gradient(ellipse 55% 100% at 100% 50%,rgba(247,178,103,.13),transparent),
    radial-gradient(ellipse 50% 120% at 0% 30%,rgba(31,235,224,.12),transparent);
}
@media(max-width:600px){.cta-center{border-radius:30px}}
.small-title{display:block;font-size:.7rem;letter-spacing:.52em;margin-bottom:8px;color:var(--cyan)}

/* ===== CMS 列表 ===== */
.cms-area{background:rgba(5,12,22,.7);border:1px solid var(--border);border-radius:var(--radius-lg)}
.list-link-card{
  background:#0b1927;border-radius:var(--radius-md);padding:1rem 1.2rem;border:1px solid rgba(255,255,255,.07);
  display:flex;justify-content:space-between;align-items:center;margin-bottom:.7rem;transition:.17s;
}
.list-link-card:last-child{margin-bottom:0}
.list-link-card .date{color:var(--text-mut);font-size:.8rem;margin-left:20px;flex-shrink:0}
.list-link-card:hover{background:#0d213a;border-color:rgba(31,235,224,.28);transform:translateY(-2px);color:var(--cyan)}
.list-link-a{font-weight:600;color:var(--text-main);display:block;font-size:.98rem}
.list-link-a:hover{color:var(--cyan)}
.list-badge{background:rgba(78,124,246,.18);color:#c4d1ff;border-radius:10px;font-size:.68rem;padding:.1rem .45rem;margin-right:.7rem;letter-spacing:.03em}
.empty-state .icon-circle{width:68px;height:68px;border-radius:80px;border:1px solid rgba(255,255,255,.28);position:relative;margin:0 auto 14px;color:var(--text-mut)}
.empty-state .icon-circle:after{content:"";position:absolute;width:30px;height:1px;background:var(--amber);top:41px;left:18px;transform:rotate(29deg);display:block}
.empty-state p{color:var(--text-mut);letter-spacing:.03em;font-size:.95rem}
.more-entry{display:inline-block;margin-top:18px;font-weight:600;color:var(--cyan);font-size:.9rem}
.more-entry i{margin-left:4px;transition:transform .2s;display:inline-block}
.more-entry:hover i{transform:translateX(3px)}
@media(max-width:510px){
  .list-link-card{flex-direction:column;align-items:flex-start;gap:6px}
  .list-link-card .date{margin-left:0}
}

/* faq */
.faq-panel{background:rgba(12,24,39,.56);border:1px solid var(--border);border-radius:20px;overflow:hidden;
  backdrop-filter: blur(8px);}
.faq-item{border-bottom:1px solid rgba(255,255,255,.06)}
.faq-item:last-child{border-bottom:none}
.acc-btn{
  display:flex;justify-content:space-between;align-items:center;gap:18px;width:100%;
  padding:1.25rem 1.5rem 1.25rem;background:transparent;border:none;color:var(--text-main);
  font-size:1rem;font-weight:650;text-align:left;transition:.2s;
}
.acc-btn i{position:relative;width:32px;height:32px;min-width:32px;border-radius:32px;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:.8rem;color:var(--cyan);transition:.25s;margin-left:auto}
.acc-btn[aria-expanded="true"] i{transform:rotate(45deg);color:var(--amber);border-color:rgba(247,178,103,.5)}
.acc-btn:hover i{border-color:var(--cyan);box-shadow:0 0 16px rgba(31,235,224,.17);color:var(--cyan)}
.acc-panel{overflow:hidden;max-height:0;transition:max-height .35s ease;}
.acc-panel p{padding:0 1.5rem 1.25rem 1.5rem;color:var(--text-sub);line-height:1.8}

/* ===== FOOTER ===== */
.x-footer{
  position:relative;margin-top:70px;
  border-top:1px solid rgba(255,255,255,.1);
  background:linear-gradient(0deg,rgba(78,124,246,.03),transparent);
}
.footer-cta{
  text-align:center;padding-bottom:56px;
}
.footer-cta .btn-lg{margin-top:1.7rem}
.x-footer .footer-links a{color:var(--text-mut);display:block;width:max-content;font-size:.87rem;padding:.2rem 0;transition:.2s}
.x-footer .footer-links a:hover{color:var(--cyan);padding-left:5px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.07);padding:24px 0;margin-top:48px;color:var(--text-mut)}
.footer-bottom .copyright{font-size:.82rem}
.footer-bottom .beian-link{font-size:.82rem}
@media(max-width:767px){.footer-bottom{text-align:center}.footer-bottom .beian{margin-top:5px}}

/* 其他 */
.star-dot{display:inline-block;width:5px;height:5px;border-radius:8px;background:var(--amber);margin-right:8px;vertical-align:2px}
.back-top{
  position:fixed;bottom:26px;right:26px;width:45px;height:45px;border-radius:50px;
  background:rgba(12,25,38,.9);border:1px solid var(--border);color:var(--cyan);font-size:.85rem;display:flex;
  align-items:center;justify-content:center;z-index:990;transition:.18s;box-shadow:0 6px 20px rgba(0,0,0,.3)
}
.back-top:hover{background:rgba(31,235,224,.2);color:#fff;border-color:var(--cyan);transform:translateY(-3px)}

.form-controlx{
  background:#071019!important;color:var(--text-main)!important;
  border:1px solid var(--border);height:55px;border-radius:16px;padding:.75rem 1.2rem .75rem .2rem;
}
.form-controlx:focus{box-shadow:0 0 0 .22rem rgba(31,235,224,.14);border-color:var(--cyan)!important}

/* roulang page: category1 */
:root{
  --bg:#050B14;
  --bg-2:#071019;
  --panel:rgba(15,32,55,.62);
  --panel-dark:rgba(6,14,28,.72);
  --cyan:#1FEBE0;
  --blue:#4E7CF6;
  --amber:#F7B267;
  --ink:#EAF0F5;
  --mut:#92A0B3;
  --weak:#5E70A0;
  --line:#203044;
  --line-soft:rgba(255,255,255,.08);
  --radius:16px;
  --radius-sm:12px;
  --shadow:0 18px 45px rgba(2,8,22,.45);
}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  line-height:1.75;
  overflow-x:hidden;
  background-image:radial-gradient(circle at 82% -10%,rgba(78,124,246,.16),transparent 34%),radial-gradient(circle at 6% 45%,rgba(31,235,224,.07),transparent 28%),radial-gradient(circle at 96% 78%,rgba(247,178,103,.07),transparent 22%);
}
*{box-sizing:border-box}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
button{border:none}
::selection{background:rgba(31,235,224,.25);color:#fff}
.container{max-width:1320px}
.fa-solid,.fa-regular,.fa-brands{line-height:1}

/* 通用板块 */
.x-section{padding:88px 0;position:relative}
.x-section .section-head{margin-bottom:40px}
.overline{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--cyan);font-size:.72rem;letter-spacing:.62em;
  text-transform:uppercase;margin-bottom:12px;font-weight:600;
}
.overline i{font-size:.55rem;color:var(--amber);letter-spacing:0}
.section-title{font-weight:700;font-size:clamp(26px,3.6vw,38px);letter-spacing:.02em;margin:0}
.section-sub{color:var(--mut);font-size:.98rem;max-width:760px;margin-top:12px}
.title-line{display:flex;align-items:center;gap:16px;margin-top:18px}
.title-line::before{content:"";width:42px;height:2px;background:linear-gradient(90deg,var(--cyan),transparent);border-radius:50px}
.badge-soft{
  display:inline-flex;align-items:center;gap:.35rem;padding:.32rem .8rem;
  border-radius:50px;font-size:.73rem;font-weight:600;
  background:rgba(31,235,224,.1);color:var(--cyan);
}
.badge-soft.amber{background:rgba(247,178,103,.12);color:var(--amber)}
.badge-soft.blue{background:rgba(78,124,246,.12);color:#A8BFFF}

/* 按钮 */
.x-btn-primary,.x-btn-line,.x-btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  border-radius:50px;font-weight:600;font-size:.95rem;transition:.25s ease;
  position:relative;white-space:nowrap;
}
.x-btn-primary{
  background:linear-gradient(135deg,#1FEBE0 0%,#4E7CF6 100%);
  color:#031017;padding:.85rem 1.7rem;box-shadow:0 12px 32px rgba(31,235,224,.12);
  overflow:hidden;
}
.x-btn-primary::after{
  content:"";position:absolute;left:-90%;top:0;height:100%;width:45%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.55),transparent);
  transform:skewX(-18deg);transition:left .4s ease;
}
.x-btn-primary:hover{color:#031017;transform:translateY(-2px);box-shadow:0 16px 36px rgba(31,235,224,.22)}
.x-btn-primary:hover::after{left:130%}
.x-btn-line{
  border:1px solid var(--blue);color:#D7DFFF;padding:.8rem 1.5rem;
  background:rgba(78,124,246,.07);
}
.x-btn-line:hover{
  color:#fff;background:rgba(31,235,224,.12);
  border-color:rgba(31,235,224,.6);transform:translateY(-1px);
  box-shadow:0 8px 28px rgba(78,124,246,.2)
}
.x-btn-ghost{color:var(--mut);padding:.5rem .4rem}
.x-btn-ghost i{transition:.25s}
.x-btn-ghost:hover{color:var(--cyan)}
.x-btn-ghost:hover i{transform:translateX(4px)}

/* 导航 */
.x-header{
  position:sticky;top:0;z-index:1080;
  background:rgba(5,13,27,.82);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(255,255,255,.07);
}
.x-header::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(31,235,224,.45),transparent);
  pointer-events:none;
}
.header-bar{min-height:78px}
.x-logo{
  display:inline-flex;align-items:center;gap:.6rem;
  color:#fff;font-weight:700;font-size:1.08rem;letter-spacing:.02em;
}
.x-logo .logo-icon{
  width:40px;height:40px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:radial-gradient(circle at 30% 20%,rgba(31,235,224,.28),rgba(78,124,246,.12) 55%,transparent);
  border:1px solid rgba(31,235,224,.4);color:var(--cyan);font-size:1rem;
  box-shadow:0 0 22px rgba(31,235,224,.22)
}
.x-logo span{background:linear-gradient(90deg,#fff,var(--cyan));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.x-nav{display:flex;align-items:center;gap:1rem}
.x-nav .nav-link{
  color:var(--mut);font-weight:500;position:relative;
  padding:.55rem .85rem;margin:0 0;border-radius:10px;
  font-size:.96rem;transition:.2s;
}
.x-nav .nav-link:hover{color:var(--ink);background:rgba(255,255,255,.04)}
.x-nav .nav-link.active{
  color:#fff;font-weight:600;
}
.x-nav .nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:0;transform:translateX(-50%);
  width:22px;height:3px;border-radius:50px;
  background:linear-gradient(90deg,var(--cyan),var(--blue));
  box-shadow:0 0 12px rgba(31,235,224,.8)
}
.btn-login{
  display:inline-flex;align-items:center;gap:.45rem;
  background:linear-gradient(135deg,var(--cyan),var(--blue));
  color:#031017;font-weight:700;font-size:.88rem;
  padding:.58rem 1.2rem;border-radius:50px;transition:.25s;
  box-shadow:0 6px 18px rgba(31,235,224,.18)
}
.btn-login i{font-size:.8rem}
.btn-login:hover{color:#031017;transform:translateY(-1px);box-shadow:0 10px 22px rgba(31,235,224,.26)}
.x-burger{
  width:44px;height:44px;border-radius:14px;background:rgba(31,235,224,.08);
  border:1px solid rgba(255,255,255,.1);color:var(--cyan);font-size:1.1rem;
  display:inline-flex;align-items:center;justify-content:center;
}
.x-mobile-menu{display:none;background:rgba(6,14,28,.95);border-top:1px solid rgba(255,255,255,.06);padding:1rem 0}
.x-mobile-menu.open{display:block}
.x-mobile-menu .nav-link{
  display:block;padding:.65rem 1rem;color:var(--ink);border-radius:12px;font-weight:500;
}
.x-mobile-menu .nav-link.active{background:rgba(31,235,224,.08);color:var(--cyan)}
.x-mobile-menu .nav-link i{width:22px;color:var(--cyan)}

/* 分类页Hero */
.x-cat-hero{
  min-height:46vh;
  display:flex;align-items:center;
  background:
    radial-gradient(ellipse at 72% 40%,rgba(78,124,246,.15),transparent 52%),
    radial-gradient(ellipse at 15% 80%,rgba(247,178,103,.06),transparent 40%),
    linear-gradient(180deg,rgba(5,11,20,.7),rgba(5,11,20,.94)),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  position:relative;border-bottom:1px solid rgba(255,255,255,.05);
}
.x-cat-hero::before{
  content:"";position:absolute;right:-8%;top:-20%;width:460px;height:460px;
  border:1px solid rgba(31,235,224,.18);border-radius:50%;
  box-shadow:0 0 0 60px rgba(31,235,224,.025),0 0 0 130px rgba(78,124,246,.025),0 0 0 220px rgba(247,178,103,.02);
}
.x-cat-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(31,235,224,.55),rgba(78,124,246,.3),transparent);
}
.cat-hero-inner{padding:120px 0 90px;position:relative;z-index:2}
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:.4rem;
  color:var(--weak);font-size:.84rem;font-weight:500;margin-bottom:24px;
}
.crumb a{color:var(--mut);transition:.2s}
.crumb a:hover{color:var(--cyan)}
.crumb i{font-size:.6rem;color:var(--weak)}
.hero-label{
  display:inline-flex;align-items:center;gap:.5rem;
  color:var(--cyan);font-size:.7rem;font-weight:600;letter-spacing:.58em;
  border:1px solid rgba(31,235,224,.2);background:rgba(31,235,224,.07);
  border-radius:50px;padding:.3rem .9rem;margin-bottom:18px;
}
.x-cat-hero h1{
  font-size:clamp(36px,6vw,62px);
  font-weight:800;line-height:1.13;letter-spacing:.01em;margin:0 0 20px;
}
.x-cat-hero h1 .theme-accent{
  background:linear-gradient(90deg,var(--cyan),var(--blue));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.cat-hero-desc{
  font-size:clamp(16px,1.05vw,19px);color:#C7D2E3;max-width:720px;
  line-height:1.9;margin-bottom:28px;
}
.cat-hero-tools{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.hero-fact{
  display:inline-flex;align-items:center;gap:.5rem;
  font-size:.83rem;color:var(--mut);
}
.hero-fact i{color:var(--amber)}

/* 数据说明带 */
.x-number-strip{margin-top:-40px;position:relative;z-index:7}
.number-strip-card{
  background:var(--panel);border:1px solid rgba(31,235,224,.12);
  border-radius:22px;padding:30px 24px;box-shadow:0 28px 80px rgba(0,0,0,.32);
  position:relative;overflow:hidden;height:100%;
  transition:transform .3s,border-color .3s;
}
.number-strip-card::before{
  content:"";position:absolute;top:0;right:18px;left:18px;height:2px;
  background:linear-gradient(90deg,transparent,var(--cyan),transparent);opacity:.5;
}
.number-strip-card:hover{transform:translateY(-5px);border-color:rgba(31,235,224,.28)}
.strip-icon{
  width:48px;height:48px;border-radius:14px;line-height:1;
  display:flex;align-items:center;justify-content:center;
  font-size:1.2rem;margin-bottom:16px;
}
.strip-icon.cyan{background:rgba(31,235,224,.1);color:var(--cyan)}
.strip-icon.blue{background:rgba(78,124,246,.1);color:#A8BFFF}
.strip-icon.amber{background:rgba(247,178,103,.1);color:var(--amber)}
.strip-num{font-size:2rem;font-weight:800;letter-spacing:-.02em;line-height:1.1;margin-bottom:6px;color:#fff}
.strip-name{color:var(--mut);font-size:.88rem;margin:0}

/* 2x2大卡 */
.focus-card{
  height:100%;background:var(--panel);border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius);overflow:hidden;position:relative;box-shadow:var(--shadow);
  transition:.3s ease;
}
.focus-card::before{
  content:"";position:absolute;z-index:3;left:20px;right:20px;top:0;height:2px;
  background:linear-gradient(90deg,var(--cyan),transparent 70%);opacity:.7;
}
.focus-card:hover{transform:translateY(-7px);border-color:rgba(31,235,224,.22);box-shadow:0 24px 50px rgba(3,12,26,.55)}
.focus-visual{position:relative;aspect-ratio:16/9.4;overflow:hidden;background:var(--bg-2)}
.focus-visual img{width:100%;height:100%;object-fit:cover;transition:.7s ease}
.focus-card:hover .focus-visual img{transform:scale(1.045)}
.focus-visual .cover-mask{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,11,22,.03) 30%,rgba(5,11,22,.72) 100%);
}
.focus-visual .flag{
  position:absolute;left:18px;top:18px;display:inline-flex;align-items:center;gap:.4rem;
  font-size:.75rem;font-weight:600;color:#061018;
  background:linear-gradient(135deg,var(--cyan),#9EF5F0);
  padding:.28rem .8rem;border-radius:50px;
  box-shadow:0 8px 18px rgba(31,235,224,.2);
}
.focus-visual .flag.amber{
  background:linear-gradient(135deg,var(--amber),#FFD8AD);color:#201102;
  box-shadow:0 8px 18px rgba(247,178,103,.2);
}
.focus-vs{
  position:absolute;right:18px;bottom:16px;
  color:#fff;font-weight:700;font-size:.88rem;background:rgba(5,11,23,.55);
  padding:.3rem .8rem;border-radius:50px;backdrop-filter:blur(6px);
}
.focus-body{padding:22px}
.focus-meta{
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;
  color:var(--weak);font-size:.78rem;margin-bottom:8px;
}
.focus-meta i{color:var(--cyan);font-size:.7rem;width:14px}
.focus-meta .split{width:1px;height:10px;background:var(--line)}
.focus-body h2{
  font-size:clamp(18px,1.7vw,23px);font-weight:700;margin-bottom:12px;
  color:#fff;letter-spacing:.01em;
}
.focus-body p{color:#A6B4C8;font-size:.9rem;line-height:1.84;margin:0 0 18px}
.focus-dots{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.focus-dots .dot{
  display:inline-flex;align-items:center;gap:.4rem;
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.07);
  color:#AAB8CC;font-size:.76rem;padding:.24rem .7rem;border-radius:50px;
}
.dot i{font-size:.62rem;color:var(--amber)}
.focus-link{
  display:inline-flex;align-items:center;gap:.5rem;
  color:var(--cyan);font-weight:600;font-size:.88rem;margin-top:8px;
}
.focus-link::before{content:"→";transition:.25s}
.focus-link:hover::before{transform:translateX(4px)}

/* 查找流程 */
.x-step-band{background:linear-gradient(180deg,rgba(18,32,52,.25),rgba(10,20,35,.5));border-top:1px solid rgba(255,255,255,.04);border-bottom:1px solid rgba(255,255,255,.04)}
.step-card{
  position:relative;height:100%;padding:2rem 1.5rem;
  background:var(--panel);border:1px solid rgba(255,255,255,.07);
  border-radius:20px;transition:.3s;
}
.step-card:hover{border-color:rgba(78,124,246,.3);transform:translateY(-4px)}
.step-num{
  font-size:.8rem;color:var(--cyan);font-weight:700;letter-spacing:.28em;
  display:flex;align-items:center;gap:.3rem;margin-bottom:1.2rem;
}
.step-num i{width:30px;height:1px;background:var(--cyan);display:inline-block;opacity:.4}
.step-card h3{font-size:1.2rem;color:#fff;margin-bottom:.6rem;font-weight:700}
.step-card p{color:var(--mut);font-size:.9rem;margin:0}

/* CTA */
.x-cta-band{
  position:relative;background:
    radial-gradient(circle at 85% 30%,rgba(78,124,246,.18),transparent 45%),
    radial-gradient(circle at 10% 90%,rgba(247,178,103,.1),transparent 30%),
    linear-gradient(180deg,rgba(5,12,22,.92),rgba(6,15,28,.88)),
    url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  padding:86px 0;border-top:1px solid rgba(255,255,255,.05);
}
.cta-inner{text-align:center;max-width:860px;margin:0 auto}
.cta-inner h2{font-size:clamp(26px,4vw,44px);font-weight:800}
.cta-inner p{color:#BCC8D8;font-size:1rem;line-height:1.9;margin:1rem auto 2rem}
.cta-line{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;color:var(--mut);font-size:.83rem}
.cta-line i{color:var(--amber)}

/* FAQ */
.faq-wrap{max-width:860px;margin:0 auto}
.faq-item{
  background:var(--panel);border:1px solid rgba(255,255,255,.08);
  border-radius:18px;margin-bottom:12px;overflow:hidden;position:relative;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,var(--cyan),transparent);opacity:0;transition:.25s;
}
.faq-item[open]{border-color:rgba(31,235,224,.2)}
.faq-item[open]::before{opacity:1}
.faq-item summary{
  cursor:pointer;position:relative;padding:21px 24px 21px 60px;
  list-style:none;font-weight:600;color:#E4ECF5;
  display:flex;align-items:center;transition:.2s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:#fff}
.faq-icon{
  position:absolute;left:18px;top:50%;transform:translateY(-50%);
  width:28px;height:28px;border-radius:50%;
  background:rgba(31,235,224,.08);color:var(--cyan);font-size:.7rem;
  display:flex;align-items:center;justify-content:center;
}
.faq-item[open] .faq-icon{background:var(--cyan);color:#04201f;box-shadow:0 0 12px rgba(31,235,224,.4)}
.faq-item[open] .faq-icon i::before{content:"\f068"}
.faq-item .faq-body{
  padding:0 24px 20px 60px;color:var(--mut);font-size:.9rem;line-height:1.85;
}
.faq-item .faq-body strong{color:var(--cyan);font-weight:600}

/* 页脚 */
.x-footer{
  margin-top:0;background:linear-gradient(180deg,rgba(7,15,28,.95),rgba(4,9,18,.98));
  border-top:1px solid rgba(255,255,255,.07);position:relative;
}
.x-footer::before{
  content:"";position:absolute;left:10%;right:10%;top:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(247,178,103,.3),transparent);
}
.x-footer .footer-title{font-size:.98rem;color:#fff;font-weight:700;letter-spacing:.04em;margin-bottom:1.1rem}
.x-footer p{color:var(--mut)}
.footer-links{display:flex;flex-direction:column;gap:.55rem}
.footer-links a{color:var(--mut);font-size:.9rem;display:inline-flex;align-items:center;gap:.45rem;transition:.2s}
.footer-links a:hover{color:var(--cyan);transform:translateX(3px)}
.footer-links a i{font-size:.62rem;color:var(--cyan)}
.footer-contact span{display:block;font-size:.87rem;color:var(--mut);margin-bottom:.5rem}
.footer-contact span i{color:var(--cyan);margin-right:.4rem;font-size:.8rem}
.x-copyright{border-top:1px solid rgba(255,255,255,.05);padding:22px 0 20px;margin-top:48px}
.x-copyright .copy-text{color:var(--weak);font-size:.78rem}
.x-copyright .copy-text a{color:var(--mut)}
.x-copyright .copy-text a:hover{color:var(--cyan)}

/* Responsive */
@media (max-width:991px){
  .x-section{padding:68px 0}
  .x-nav{display:none!important}
  .header-cta{display:none!important}
  .x-cat-hero{min-height:auto}
  .cat-hero-inner{padding:70px 0 60px}
  .x-number-strip{margin-top:-20px}
  .x-cat-hero::before{opacity:.35;right:-30%}
}
@media (max-width:767px){
  .x-section{padding:54px 0}
  .section-head{margin-bottom:28px}
  .cat-hero-inner{padding:60px 0 42px}
  .x-cat-hero h1{font-size:2.2rem}
  .crumb{font-size:.78rem}
  .hero-fact{font-size:.76rem}
  .focus-body{padding:18px}
  .faq-item summary{padding:18px 18px 18px 52px;font-size:.92rem}
  .faq-item .faq-body{padding:0 18px 18px 52px}
  .faq-icon{left:14px}
  .x-btn-primary,.x-btn-line{padding-left:1.2rem;padding-right:1.2rem}
}
@media (max-width:520px){
  .x-logo span{font-size:.96rem}
  .cat-hero-desc{font-size:.94rem}
  .strip-num{font-size:1.8rem}
  .cta-inner p{font-size:.93rem}
  .overscroll-row{
    display:flex;flex-wrap:nowrap;overflow-x:auto;gap:14px;margin-left:-16px;margin-right:-16px;
    padding:0 16px 12px;
    scrollbar-width:thin;scrollbar-color:rgba(31,235,224,.2) transparent;
  }
}

/* roulang page: article */
:root {
            --bg: #050B14;
            --bg-soft: #0B1524;
            --panel: rgba(15, 32, 55, 0.62);
            --panel-solid: #0C1826;
            --border: rgba(255, 255, 255, 0.1);
            --border-strong: #203044;
            --cyan: #1FEBE0;
            --blue: #4E7CF6;
            --amber: #F7B267;
            --text: #EAF0F5;
            --text-mut: #92A0B3;
            --text-disable: #5E70A0;
            --radius: 16px;
            --radius-md: 12px;
            --radius-pill: 50px;
            --shadow-cyan: 0 18px 46px rgba(31, 235, 224, 0.14);
            --shadow-blue: 0 18px 46px rgba(78, 124, 246, 0.16);
            --font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font);
            background:
                radial-gradient(1100px 620px at 88% -12%, rgba(78, 124, 246, 0.13), transparent 60%),
                radial-gradient(720px 480px at -8% 18%, rgba(31, 235, 224, 0.07), transparent 55%),
                linear-gradient(180deg, #050B14 0%, #071120 55%, #050B14 100%);
            background-color: var(--bg);
            color: var(--text);
            min-height: 100vh;
            overflow-x: hidden;
            line-height: 1.65;
            letter-spacing: 0.01em;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: var(--cyan);
            text-decoration: none;
            transition: color 0.2s ease;
        }

        a:hover {
            color: #7ffbf3;
        }

        img {
            max-width: 100%;
            height: auto;
        }

        .container {
            max-width: 1320px;
        }

        .btn {
            border-radius: var(--radius-md);
            border: 1px solid transparent;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: all 0.22s ease;
        }

        .btn:focus-visible {
            outline: 2px solid var(--amber);
            outline-offset: 3px;
            box-shadow: none;
        }

        .btn-cta {
            position: relative;
            overflow: hidden;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.4rem;
            border-radius: var(--radius-pill);
            background: linear-gradient(135deg, #1FEBE0 0%, #58D9FF 55%, #4E7CF6 100%);
            color: #051019;
            border: none;
            padding: 0.72rem 1.6rem;
            font-weight: 700;
            box-shadow: 0 10px 26px rgba(31, 235, 224, 0.16), inset 0 1px 0 rgba(255, 255, 255, 0.4);
        }

        .btn-cta::after {
            content: "";
            position: absolute;
            top: -20%;
            left: -40%;
            width: 30%;
            height: 140%;
            background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.7), transparent);
            transform: skewX(-18deg) translateX(-160%);
            transition: transform 0.6s ease;
        }

        .btn-cta:hover {
            transform: translateY(-2px);
            color: #030A12;
            box-shadow: 0 16px 42px rgba(31, 235, 224, 0.26), inset 0 1px 0 rgba(255, 255, 255, 0.5);
        }

        .btn-cta:hover::after {
            transform: skewX(-18deg) translateX(560%);
        }

        .btn-outline {
            border: 1px solid var(--blue);
            color: #D9E6FF;
            background: transparent;
            border-radius: var(--radius-pill);
            padding: 0.66rem 1.4rem;
        }

        .btn-outline:hover {
            background: rgba(78, 124, 246, 0.16);
            border-color: #7E9AFC;
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-glass {
            background: rgba(31, 44, 68, 0.5);
            border: 1px solid rgba(255, 255, 255, 0.12);
            color: var(--text);
        }

        .btn-glass:hover {
            background: rgba(31, 44, 68, 0.75);
            border-color: rgba(31, 235, 224, 0.5);
            color: var(--cyan);
        }

        /* ---------- Header / Nav ---------- */
        .x-header {
            position: sticky;
            top: 0;
            z-index: 1080;
            background: rgba(5, 11, 20, 0.82);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(31, 235, 224, 0.12);
            transition: background 0.3s ease, box-shadow 0.3s ease;
        }

        .x-header .container {
            min-height: 80px;
        }

        .site-logo {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            color: var(--text);
            font-weight: 800;
            font-size: 1.12rem;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .site-logo i {
            font-size: 1.35rem;
            background: linear-gradient(145deg, var(--cyan), var(--blue));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .site-logo span {
            background: linear-gradient(120deg, #ffffff, #A6F6F2);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .site-logo:hover span {
            background: linear-gradient(120deg, var(--cyan), #fff);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .x-nav .nav-link {
            color: #B9C7DA;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 0.45rem 0.8rem !important;
            border-radius: 40px;
            position: relative;
            transition: color 0.2s ease, background 0.2s ease;
        }

        .x-nav .nav-link::after {
            content: "";
            position: absolute;
            left: 50%;
            bottom: -2px;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--cyan), var(--blue));
            border-radius: 4px;
            transform: translateX(-50%);
            transition: width 0.3s ease;
        }

        .x-nav .nav-link:hover {
            color: var(--cyan);
            background: rgba(31, 235, 224, 0.05);
        }

        .x-nav .nav-link:hover::after {
            width: 60%;
        }

        .x-nav .nav-link.active {
            color: var(--cyan);
            background: rgba(31, 235, 224, 0.08);
        }

        .x-nav .nav-link.active::after {
            width: 100%;
        }

        .menu-btn {
            width: 44px;
            height: 44px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(31, 235, 224, 0.07);
            border: 1px solid rgba(31, 235, 224, 0.24);
            border-radius: 12px;
            color: var(--cyan);
            font-size: 1.1rem;
        }

        .menu-btn:focus-visible,
        .x-drawer__close:focus-visible {
            outline: 2px solid var(--amber);
            outline-offset: 3px;
        }

        /* Mobile drawer */
        .x-drawer {
            position: fixed;
            inset: 0;
            z-index: 1090;
            visibility: hidden;
            opacity: 0;
            transition: opacity 0.3s ease, visibility 0.3s ease;
            pointer-events: none;
        }

        .x-drawer.open {
            visibility: visible;
            opacity: 1;
            pointer-events: auto;
        }

        .x-drawer__backdrop {
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.62);
            backdrop-filter: blur(4px);
        }

        .x-drawer__panel {
            position: absolute;
            top: 0;
            right: 0;
            bottom: 0;
            width: min(340px, 84vw);
            background: linear-gradient(160deg, #0A1424, #060D17);
            border-left: 1px solid rgba(31, 235, 224, 0.15);
            box-shadow: -20px 0 60px rgba(0, 0, 0, 0.36);
            display: flex;
            flex-direction: column;
            padding: 1.5rem;
            transform: translateX(30px);
            transition: transform 0.3s ease;
        }

        .x-drawer.open .x-drawer__panel {
            transform: translateX(0);
        }

        .x-drawer__head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 2rem;
        }

        .x-drawer__close {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.14);
            color: var(--text-mut);
        }

        .x-drawer__nav {
            display: flex;
            flex-direction: column;
            gap: 0.4rem;
            flex: 1;
        }

        .x-drawer__nav a {
            padding: 0.9rem 1rem;
            border-radius: 14px;
            font-size: 1rem;
            color: #C4D1E2;
            background: transparent;
            border: 1px solid transparent;
            transition: all 0.2s;
        }

        .x-drawer__nav a i {
            width: 28px;
            color: var(--cyan);
        }

        .x-drawer__nav a.active,
        .x-drawer__nav a:hover {
            color: var(--cyan);
            background: rgba(31, 235, 224, 0.07);
            border-color: rgba(31, 235, 224, 0.15);
        }

        /* ---------- Article Detail Hero ---------- */
        .article-hero {
            position: relative;
            min-height: 310px;
            padding: 56px 0 58px;
            display: flex;
            align-items: center;
            background:
                linear-gradient(180deg, rgba(5, 11, 20, 0.88), rgba(8, 17, 29, 0.95)),
                url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
            border-bottom: 1px solid rgba(31, 235, 224, 0.1);
            overflow: hidden;
        }

        .article-hero::before {
            content: "";
            position: absolute;
            width: 420px;
            height: 420px;
            right: -110px;
            top: -160px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(78, 124, 246, 0.22), transparent 70%);
            pointer-events: none;
        }

        .article-hero::after {
            content: "";
            position: absolute;
            width: 260px;
            height: 260px;
            left: 10%;
            bottom: -170px;
            border-radius: 50%;
            border: 1px solid rgba(31, 235, 224, 0.14);
            box-shadow: 0 0 0 28px rgba(31, 235, 224, 0.02), 0 0 0 58px rgba(31, 235, 224, 0.015);
            pointer-events: none;
        }

        .article-hero .container {
            position: relative;
            z-index: 2;
        }

        .breadcrumb-wrap {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.5rem;
            color: var(--text-mut);
            font-size: 0.86rem;
            margin-bottom: 1.5rem;
        }

        .breadcrumb-wrap a {
            color: #A6B8CF;
            transition: color 0.2s;
        }

        .breadcrumb-wrap a:hover {
            color: var(--cyan);
        }

        .breadcrumb-wrap i {
            color: var(--amber);
            font-size: 0.8rem;
        }

        .breadcrumb-wrap .sep {
            color: var(--text-disable);
            font-size: 0.7rem;
        }

        .breadcrumb-wrap .current {
            color: var(--cyan);
            max-width: 260px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .article-title {
            font-size: clamp(1.7rem, 3.2vw, 2.7rem);
            font-weight: 800;
            line-height: 1.34;
            letter-spacing: 0.015em;
            color: #F4F9FF;
            max-width: 760px;
            margin-bottom: 0.8rem;
            text-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 1.2rem;
            color: var(--text-mut);
            font-size: 0.9rem;
        }

        .article-meta .tag {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            background: rgba(31, 235, 224, 0.1);
            color: var(--cyan);
            border: 1px solid rgba(31, 235, 224, 0.16);
            padding: 0.26rem 0.8rem;
            border-radius: 30px;
            font-size: 0.82rem;
        }

        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }

        .article-meta i {
            font-size: 0.85rem;
            color: var(--amber);
        }

        /* ---------- Article Body ---------- */
        .article-main {
            padding: 70px 0 54px;
            position: relative;
            z-index: 2;
        }

        .article-panel {
            background: linear-gradient(160deg, rgba(18, 33, 55, 0.7), rgba(7, 15, 26, 0.72));
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 22px;
            position: relative;
            max-width: 960px;
            margin: 0 auto;
            padding: clamp(1.4rem, 3vw, 3rem);
            box-shadow: 0 26px 80px rgba(0, 0, 0, 0.3);
            backdrop-filter: blur(8px);
        }

        .article-panel::before {
            content: "";
            position: absolute;
            top: 0;
            left: 8%;
            width: 84%;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--cyan), transparent);
            opacity: 0.7;
        }

        .article-entry {
            color: #D7E2F0;
            font-size: 1.02rem;
            line-height: 1.9;
        }

        .article-entry p {
            margin-bottom: 1.3rem;
            color: #C6D3E3;
        }

        .article-entry h2 {
            font-size: clamp(1.35rem, 2.2vw, 1.7rem);
            font-weight: 800;
            margin: 2rem 0 1rem;
            padding-left: 0.9rem;
            border-left: 3px solid var(--cyan);
            color: #F0F6FD;
            letter-spacing: 0.02em;
            line-height: 1.4;
        }

        .article-entry h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #E8F1FB;
            margin: 1.8rem 0 0.9rem;
        }

        .article-entry blockquote {
            margin: 1.6rem 0;
            padding: 1.1rem 1.4rem;
            border-left: 3px solid var(--amber);
            background: rgba(247, 178, 103, 0.06);
            border-radius: 0 16px 16px 0;
            color: #E5D8C8;
            font-style: normal;
        }

        .article-entry blockquote p {
            margin-bottom: 0;
            color: inherit;
        }

        .article-entry img {
            border-radius: 16px;
            margin: 1.5rem 0;
            width: 100%;
            object-fit: cover;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
        }

        .article-entry figure img {
            margin-bottom: 0.4rem;
        }

        .article-entry figcaption,
        .article-entry .wp-caption-text {
            font-size: 0.82rem;
            color: var(--text-mut);
            text-align: center;
            padding: 0.35rem 0 1.2rem;
        }

        .article-entry ul,
        .article-entry ol {
            padding-left: 1.35rem;
            margin-bottom: 1.3rem;
        }

        .article-entry ul li,
        .article-entry ol li {
            margin-bottom: 0.45rem;
        }

        .article-entry a {
            color: var(--cyan);
            text-decoration: underline;
            text-underline-offset: 2px;
            text-decoration-color: rgba(31, 235, 224, 0.35);
        }

        .article-entry a:hover {
            color: #9ffffb;
            text-decoration-color: #9ffffb;
        }

        .article-entry code {
            background: rgba(31, 235, 224, 0.07);
            border: 1px solid rgba(31, 235, 224, 0.08);
            padding: 0.15rem 0.5rem;
            border-radius: 8px;
            font-size: 0.9em;
            color: #9EE8E3;
        }

        .article-entry hr {
            border: none;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
            margin: 2rem 0;
        }

        .article-entry .aligncenter {
            display: block;
            margin-left: auto;
            margin-right: auto;
        }

        .article-entry .alignleft {
            float: left;
            margin-right: 1.2rem;
            max-width: 46%;
        }

        .article-entry .alignright {
            float: right;
            margin-left: 1.2rem;
            max-width: 46%;
        }

        @media (max-width: 767px) {
            .article-entry .alignleft,
            .article-entry .alignright {
                float: none;
                margin: 1.2rem 0;
                max-width: 100%;
            }
        }

        /* ---------- Not found ---------- */
        .not-found-card {
            padding: 3.6rem 1.5rem;
            text-align: center;
            max-width: 620px;
            margin: 0 auto;
        }

        .not-found-card__icon {
            width: 84px;
            height: 84px;
            margin: 0 auto 1.4rem;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px dashed rgba(31, 235, 224, 0.5);
            color: var(--cyan);
            font-size: 2rem;
            background: rgba(31, 235, 224, 0.04);
            box-shadow: 0 0 0 12px rgba(31, 235, 224, 0.02);
        }

        .not-found-card h3 {
            font-weight: 700;
            font-size: 1.5rem;
            margin-bottom: 0.6rem;
        }

        .not-found-card p {
            color: var(--text-mut);
            margin-bottom: 1.7rem;
        }

        /* ---------- Prev / Next ---------- */
        .article-pager {
            max-width: 960px;
            margin: 1.6rem auto 0;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1rem;
        }

        .pager-card {
            background: rgba(10, 21, 35, 0.7);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 18px;
            padding: 1.1rem 1.2rem;
            display: flex;
            align-items: center;
            gap: 0.8rem;
            transition: all 0.25s ease;
        }

        .pager-card:hover {
            border-color: rgba(31, 235, 224, 0.3);
            transform: translateY(-3px);
            background: rgba(12, 27, 44, 0.8);
        }

        .pager-card:focus-visible {
            outline: 2px solid var(--amber);
            outline-offset: 3px;
        }

        .pager-card.next {
            justify-content: flex-end;
            text-align: right;
        }

        .pager-card i {
            color: var(--cyan);
        }

        .pager-card .pager-label {
            display: block;
            color: var(--text-mut);
            font-size: 0.78rem;
            margin-bottom: 0.2rem;
        }

        .pager-card .pager-title {
            color: var(--text);
            font-weight: 600;
            font-size: 0.95rem;
        }

        @media (max-width: 620px) {
            .article-pager {
                grid-template-columns: 1fr;
            }
        }

        /* ---------- Related ---------- */
        .x-section {
            padding: 70px 0;
        }

        .x-section-title {
            display: flex;
            align-items: end;
            justify-content: space-between;
            gap: 1rem;
            margin-bottom: 2.2rem;
        }

        .x-section-title .en {
            font-size: 0.72rem;
            letter-spacing: 0.5em;
            color: var(--cyan);
            text-transform: uppercase;
            margin-bottom: 0.4rem;
        }

        .x-section-title h2 {
            font-size: clamp(1.5rem, 2.6vw, 2rem);
            font-weight: 800;
            margin: 0;
            color: #EDF4FD;
        }

        .related-card {
            background: linear-gradient(165deg, rgba(17, 32, 52, 0.75), rgba(7, 16, 27, 0.7));
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 18px;
            overflow: hidden;
            height: 100%;
            transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
        }

        .related-card:hover {
            transform: translateY(-8px);
            border-color: rgba(31, 235, 224, 0.28);
            box-shadow: 0 20px 50px rgba(31, 235, 224, 0.08);
        }

        .related-card .media {
            height: 210px;
            position: relative;
            overflow: hidden;
        }

        .related-card .media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s cubic-bezier(0.2, 0.7, 0.2, 1);
        }

        .related-card:hover .media img {
            transform: scale(1.05);
        }

        .related-card .media::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 30%, rgba(3, 8, 14, 0.7));
        }

        .related-card .badge {
            position: absolute;
            top: 1rem;
            right: 1rem;
            z-index: 2;
            background: rgba(31, 235, 224, 0.16);
            border: 1px solid rgba(31, 235, 224, 0.4);
            backdrop-filter: blur(8px);
            color: var(--cyan);
            font-weight: 600;
            font-size: 0.72rem;
            letter-spacing: 0.05em;
            border-radius: 30px;
            padding: 0.34rem 0.8rem;
        }

        .related-card .body {
            padding: 1.15rem 1.2rem 1.4rem;
        }

        .related-card .body .text-mut {
            font-size: 0.78rem;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }

        .related-card .body h3 {
            font-size: 1rem;
            font-weight: 700;
            line-height: 1.55;
            margin: 0.4rem 0 0.5rem;
            color: #E8F0FA;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            min-height: 3.1em;
        }

        .related-card:hover .body h3 {
            color: var(--cyan);
        }

        .related-card .arrow {
            color: var(--cyan);
            font-size: 0.85rem;
            opacity: 0;
            transform: translateX(-6px);
            transition: all 0.3s ease;
        }

        .related-card:hover .arrow {
            opacity: 1;
            transform: translateX(0);
        }

        /* ---------- CTA ---------- */
        .cta-band {
            position: relative;
            padding: 80px 0;
            overflow: hidden;
            background:
                radial-gradient(800px 300px at 10% 40%, rgba(247, 178, 103, 0.1), transparent 65%),
                radial-gradient(700px 400px at 80% -20%, rgba(78, 124, 246, 0.2), transparent 55%),
                linear-gradient(180deg, #040A13, #091528);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .cta-band::before {
            content: "";
            position: absolute;
            width: 300px;
            height: 300px;
            right: 8%;
            top: 50%;
            transform: translateY(-50%);
            border-radius: 50%;
            border: 1px solid rgba(31, 235, 224, 0.15);
            box-shadow: 0 0 0 36px rgba(31, 235, 224, 0.025), 0 0 0 72px rgba(31, 235, 224, 0.018);
            pointer-events: none;
        }

        .cta-band .lead {
            color: var(--text-mut);
            max-width: 660px;
            margin: 0.8rem auto 0;
            font-size: 1.02rem;
        }

        /* ---------- FAQ ---------- */
        .faq-wrap {
            max-width: 900px;
            margin: 0 auto;
        }

        .faq-item {
            background: linear-gradient(155deg, rgba(17, 32, 52, 0.68), rgba(7, 16, 27, 0.58));
            border: 1px solid var(--border);
            border-radius: 16px;
            margin-bottom: 0.9rem;
            overflow: hidden;
            transition: border-color 0.25s ease;
        }

        .faq-item.open {
            border-color: rgba(31, 235, 224, 0.35);
        }

        .faq-toggle {
            width: 100%;
            background: none;
            border: none;
            padding: 1.1rem 1.2rem;
            display: flex;
            align-items: center;
            gap: 0.9rem;
            text-align: left;
            color: #DCE7F3;
            font-weight: 600;
            font-size: 0.95rem;
        }

        .faq-toggle:focus-visible {
            outline: 2px solid var(--amber);
            outline-offset: -2px;
            border-radius: 16px;
        }

        .faq-toggle .icon {
            width: 46px;
            height: 46px;
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 14px;
            background: rgba(31, 235, 224, 0.06);
            border: 1px solid rgba(31, 235, 224, 0.16);
            color: var(--cyan);
            font-size: 0.9rem;
        }

        .faq-toggle .plus {
            margin-left: auto;
            color: var(--text-mut);
            font-size: 0.85rem;
            transition: transform 0.3s ease, color 0.2s;
        }

        .faq-item.open .faq-toggle .plus {
            transform: rotate(135deg);
            color: var(--cyan);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .faq-answer .inner {
            padding: 0 1.25rem 1.3rem 4.4rem;
            color: var(--text-mut);
            line-height: 1.8;
            font-size: 0.92rem;
        }

        @media (max-width: 767px) {
            .faq-answer .inner {
                padding-left: 1.25rem;
            }
        }

        /* ---------- Footer ---------- */
        .x-footer {
            position: relative;
            background: #060D17;
            border-top: 1px solid rgba(31, 235, 224, 0.15);
            padding-top: 2.4rem;
            padding-bottom: 0;
            overflow: hidden;
        }

        .x-footer::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 1px;
            background: linear-gradient(90deg, transparent 5%, var(--cyan) 50%, transparent 95%);
            opacity: 0.6;
        }

        .x-footer h6 {
            color: var(--text);
            font-size: 0.95rem;
            position: relative;
            padding-bottom: 0.6rem;
        }

        .x-footer h6::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 30px;
            height: 2px;
            background: linear-gradient(90deg, var(--cyan), var(--blue));
            border-radius: 3px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 0.35rem;
        }

        .footer-links a {
            color: #9FAFC3;
            font-size: 0.88rem;
            text-decoration: none;
            padding: 0.2rem 0;
            transition: color 0.2s ease, padding-left 0.2s ease;
        }

        .footer-links a:hover {
            color: var(--cyan);
            padding-left: 3px;
        }

        .footer-bottom {
            margin-top: 2.6rem;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 1.25rem 0 1.35rem;
            font-size: 0.82rem;
            color: var(--text-mut);
        }

        .footer-bottom a {
            color: var(--text-mut);
        }

        .footer-bottom a:hover {
            color: var(--cyan);
        }

        .x-footer .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        /* ---------- Utility ---------- */
        .section-label {
            font-size: 0.76rem;
            letter-spacing: 0.44em;
            text-transform: uppercase;
            color: var(--cyan);
            margin-bottom: 0.55rem;
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
        }

        .section-label::before {
            content: "";
            width: 28px;
            height: 1px;
            background: var(--cyan);
        }

        .bg-space-line {
            background-image: radial-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px);
            background-size: 42px 42px;
        }

        /* ---------- Scrollbar ---------- */
        ::-webkit-scrollbar {
            width: 10px;
            height: 8px;
        }

        ::-webkit-scrollbar-track {
            background: #060D17;
        }

        ::-webkit-scrollbar-thumb {
            background: #203044;
            border-radius: 8px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: #2F4564;
        }

        /* ---------- Responsive ---------- */
        @media (max-width: 1199px) {
            .article-panel,
            .article-pager {
                max-width: 900px;
            }
        }

        @media (max-width: 991px) {
            .x-nav {
                display: none !important;
            }

            .menu-btn {
                display: inline-flex !important;
            }

            .article-title {
                max-width: 100%;
            }

            .related-card .media {
                height: 230px;
            }

            .x-section {
                padding: 54px 0;
            }
        }

        @media (min-width: 992px) {
            .menu-btn {
                display: none !important;
            }
        }

        @media (max-width: 767px) {
            .x-header .container {
                min-height: 68px;
            }

            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }

            .article-hero {
                min-height: 250px;
                padding: 38px 0 42px;
            }

            .breadcrumb-wrap {
                font-size: 0.8rem;
                margin-bottom: 1rem;
            }

            .article-main {
                padding-top: 44px;
            }

            .article-panel {
                padding: 1.2rem 1.05rem;
                border-radius: 18px;
            }

            .article-label-btn {
                display: none;
            }

            .x-section-title {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.7rem;
            }

            .cta-band {
                padding: 52px 0;
            }
        }

/* roulang page: category2 */
:root {
      --bg: #050B14;
      --bg-deep: #020710;
      --panel: rgba(15, 32, 55, 0.62);
      --panel-strong: rgba(9, 20, 36, 0.88);
      --border: rgba(255, 255, 255, 0.12);
      --cyan: #1FEBE0;
      --blue: #4E7CF6;
      --amber: #F7B267;
      --text: #EAF0F5;
      --text-mut: #92A0B3;
      --muted: #5E70A0;
      --divider: #203044;
      --radius: 16px;
      --radius-sm: 8px;
      --shadow-cyan: 0 16px 42px rgba(31, 235, 224, 0.13);
      --shadow-amber: 0 14px 38px rgba(247, 178, 103, 0.14);
      --shadow-blue: 0 16px 40px rgba(78, 124, 246, 0.16);
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      background-color: var(--bg);
      background-image:
        radial-gradient(circle at 78% 6%, rgba(31, 235, 224, 0.06), transparent 18%),
        radial-gradient(circle at 12% 88%, rgba(247, 178, 103, 0.05), transparent 22%),
        radial-gradient(circle at 50% 50%, rgba(78, 124, 246, 0.03), transparent 52%);
      color: var(--text);
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      line-height: 1.7;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      z-index: 0;
      background-image:
        linear-gradient(rgba(32, 48, 68, 0.16) 1px, transparent 1px),
        linear-gradient(90deg, rgba(32, 48, 68, 0.12) 1px, transparent 1px);
      background-size: 72px 72px;
      mask-image: radial-gradient(ellipse at center, rgba(0, 0, 0, 0.8), transparent 86%);
      -webkit-mask-image: radial-gradient(ellipse at center, rgba(0, 0, 0, 0.8), transparent 86%);
    }

    main,
    header,
    footer {
      position: relative;
      z-index: 1;
    }

    a {
      color: var(--cyan);
      text-decoration: none;
      transition: color .25s ease, opacity .25s ease;
    }

    a:hover {
      color: var(--amber);
    }

    img {
      max-width: 100%;
      height: auto;
    }

    button:focus,
    a:focus {
      outline: 2px solid var(--amber);
      outline-offset: 3px;
      border-radius: 6px;
    }

    :focus-visible {
      outline: 2px solid var(--amber);
      outline-offset: 3px;
    }

    .container {
      max-width: 1320px;
    }

    .x-header {
      position: sticky;
      top: 0;
      z-index: 1040;
      background: rgba(5, 11, 20, 0.86);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(31, 235, 224, 0.14);
    }

    .x-header-inner {
      min-height: 78px;
      padding: 10px 0;
    }

    .x-logo {
      display: inline-flex;
      align-items: center;
      gap: .55rem;
      font-size: 1.225rem;
      font-weight: 800;
      letter-spacing: .01em;
      color: var(--text);
      white-space: nowrap;
    }

    .x-logo:hover {
      color: var(--text);
    }

    .x-logo i {
      color: var(--cyan);
      text-shadow: 0 0 18px rgba(31, 235, 224, 0.65);
      font-size: 1.35rem;
    }

    .x-header .nav-link {
      color: var(--text-mut);
      font-weight: 600;
      font-size: .96rem;
      padding: .45rem .78rem;
      border-radius: 40px;
      position: relative;
      white-space: nowrap;
    }

    .x-header .nav-link:hover {
      color: var(--text);
      background: rgba(78, 124, 246, 0.1);
    }

    .x-header .nav-link.active {
      color: var(--cyan);
      background: rgba(31, 235, 224, 0.07);
    }

    .x-header .nav-link.active::after {
      content: "";
      position: absolute;
      left: 50%;
      bottom: 8px;
      transform: translateX(-50%);
      width: 18px;
      height: 2px;
      border-radius: 30px;
      background: var(--cyan);
      box-shadow: 0 0 10px var(--cyan);
    }

    .x-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: .45rem;
      border: 0;
      border-radius: 60px;
      padding: .58rem 1.18rem;
      font-size: .92rem;
      font-weight: 700;
      line-height: 1.5;
      position: relative;
      overflow: hidden;
      transition: transform .25s ease, box-shadow .25s ease, background .25s ease, border-color .25s ease;
    }

    .x-btn-primary {
      background: linear-gradient(120deg, rgba(31, 235, 224, 0.95), rgba(78, 124, 246, 0.88));
      color: #021820;
      box-shadow: var(--shadow-cyan);
      border: 0;
    }

    .x-btn-primary:hover {
      transform: translateY(-2px);
      color: #021820;
      box-shadow: 0 18px 46px rgba(31, 235, 224, 0.36);
    }

    .x-btn-primary::after {
      content: "";
      position: absolute;
      left: -160%;
      top: 0;
      width: 60%;
      height: 100%;
      background: linear-gradient(105deg, transparent, rgba(255, 255, 255, 0.55), transparent);
      transform: skewX(-18deg);
      transition: left .5s ease;
    }

    .x-btn-primary:hover::after {
      left: 160%;
    }

    .x-btn-outline {
      background: transparent;
      border: 1px solid rgba(78, 124, 246, 0.7);
      color: var(--text);
      box-shadow: none;
    }

    .x-btn-outline:hover {
      border-color: var(--cyan);
      color: var(--cyan);
      background: rgba(31, 235, 224, 0.06);
      transform: translateY(-2px);
    }

    .x-btn-icon {
      width: 44px;
      height: 44px;
      border-radius: 50px;
      background: rgba(31, 235, 224, 0.08);
      color: var(--cyan);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border: 1px solid rgba(31, 235, 224, 0.18);
      font-size: 1.05rem;
    }

    .x-btn-icon:hover {
      background: rgba(31, 235, 224, 0.14);
      color: var(--cyan);
    }

    .x-offcanvas {
      background: #071019;
      border-left: 1px solid rgba(31, 235, 224, 0.18);
    }

    .x-offcanvas .nav-link {
      font-size: 1rem;
      color: var(--text-mut);
      font-weight: 600;
      padding: .75rem .2rem;
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      display: flex;
    }

    .x-offcanvas .nav-link:hover {
      color: var(--text);
      background: transparent;
    }

    .x-offcanvas .nav-link.active {
      color: var(--cyan);
    }

    .x-cat-hero {
      position: relative;
      background:
        linear-gradient(80deg, rgba(5, 11, 20, 0.96) 0%, rgba(5, 11, 20, 0.84) 40%, rgba(5, 11, 20, 0.52) 100%),
        radial-gradient(circle at 80% 30%, rgba(78, 124, 246, 0.24), transparent 38%),
        radial-gradient(circle at 20% 70%, rgba(31, 235, 224, 0.1), transparent 40%),
        url("/assets/images/backpic/back-3.png");
      background-size: cover;
      background-position: center;
      border-bottom: 1px solid rgba(78, 124, 246, 0.2);
      padding: 72px 0 84px;
      overflow: hidden;
    }

    .x-cat-hero::before {
      content: "";
      position: absolute;
      top: -200px;
      right: -150px;
      width: 480px;
      height: 480px;
      border-radius: 50%;
      border: 1px solid rgba(31, 235, 224, 0.12);
      box-shadow:
        0 0 0 40px rgba(31, 235, 224, 0.02),
        0 0 0 80px rgba(78, 124, 246, 0.02);
      pointer-events: none;
    }

    .x-breadcrumb {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: .4rem;
      font-size: .86rem;
      color: var(--text-mut);
      margin-bottom: 24px;
    }

    .x-breadcrumb a {
      color: var(--text-mut);
      display: inline-flex;
      align-items: center;
    }

    .x-breadcrumb a:hover {
      color: var(--cyan);
    }

    .x-breadcrumb i {
      font-size: .68rem;
      color: var(--muted);
      margin: 0 .2rem;
    }

    .x-kicker {
      display: inline-flex;
      align-items: center;
      gap: .5rem;
      font-size: .78rem;
      font-weight: 700;
      letter-spacing: .48em;
      text-transform: uppercase;
      color: var(--cyan);
      margin-bottom: 14px;
    }

    .x-kicker i {
      font-size: .8rem;
    }

    h1,
    h2,
    h3,
    h4,
    h5,
    h6 {
      font-weight: 700;
      letter-spacing: 0.01em;
      color: var(--text);
    }

    h1 {
      font-size: clamp(2.2rem, 5.2vw, 3.5rem);
      line-height: 1.18;
      margin-bottom: 1rem;
    }

    h2 {
      font-size: clamp(1.75rem, 3.2vw, 2.4rem);
      margin-bottom: .4rem;
    }

    h3 {
      font-size: clamp(1.08rem, 1.5vw, 1.22rem);
      margin-bottom: .4rem;
    }

    .hero-lead {
      font-size: clamp(1rem, 1.1vw, 1.16rem);
      color: rgba(234, 240, 245, 0.84);
      max-width: 620px;
      line-height: 1.9;
      margin-bottom: 1.6rem;
    }

    .hero-meta {
      display: flex;
      flex-wrap: wrap;
      gap: .6rem 1.5rem;
      margin-top: 1.3rem;
      color: var(--text-mut);
      font-size: .9rem;
    }

    .hero-meta span {
      display: inline-flex;
      align-items: center;
      gap: .4rem;
    }

    .feed-window {
      background: var(--panel-strong);
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: 24px;
      padding: 12px;
      box-shadow:
        var(--shadow-cyan),
        inset 0 0 0 1px rgba(255, 255, 255, 0.03);
      position: relative;
      overflow: hidden;
    }

    .feed-window::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: linear-gradient(90deg, var(--cyan), transparent 70%);
    }

    .feed-media {
      position: relative;
      border-radius: 18px;
      overflow: hidden;
      min-height: 240px;
      background: #081321;
    }

    .feed-media img {
      width: 100%;
      height: 300px;
      object-fit: cover;
      display: block;
    }

    .feed-media::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(5, 11, 20, 0.1) 0%, rgba(5, 11, 20, 0.6) 100%);
    }

    .feed-badge {
      position: absolute;
      top: 14px;
      left: 14px;
      z-index: 2;
      background: rgba(5, 11, 20, 0.72);
      border: 1px solid rgba(247, 178, 103, 0.55);
      color: var(--amber);
      font-size: .76rem;
      font-weight: 700;
      display: inline-flex;
      align-items: center;
      gap: .35rem;
      padding: .28rem .7rem;
      border-radius: 60px;
      backdrop-filter: blur(8px);
    }

    .feed-badge i {
      font-size: .55rem;
      color: #ff7a63;
    }

    .feed-play {
      position: absolute;
      left: 50%;
      top: 50%;
      transform: translate(-50%, -50%);
      width: 58px;
      height: 58px;
      border-radius: 80px;
      background: rgba(31, 235, 224, 0.2);
      border: 1px solid rgba(31, 235, 224, 0.7);
      color: var(--cyan);
      font-size: 1.15rem;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: background .3s ease, transform .3s ease;
      z-index: 2;
    }

    .feed-play:hover {
      background: rgba(31, 235, 224, 0.38);
      transform: translate(-50%, -50%) scale(1.06);
    }

    .feed-footer {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: .6rem;
      padding: .85rem .3rem .2rem;
      color: var(--text-mut);
      font-size: .84rem;
      flex-wrap: wrap;
    }

    .feed-footer span {
      display: inline-flex;
      align-items: center;
      gap: .35rem;
    }

    .signal-strip {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      background: var(--divider);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: 22px;
      overflow: hidden;
      gap: 1px;
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
    }

    .signal-strip > div {
      background: rgba(10, 22, 38, 0.95);
      padding: 20px 24px;
      display: flex;
      align-items: center;
      gap: 1rem;
    }

    .signal-strip i {
      width: 46px;
      height: 46px;
      border-radius: 60px;
      background: rgba(31, 235, 224, 0.08);
      border: 1px solid rgba(31, 235, 224, 0.16);
      color: var(--cyan);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
      flex-shrink: 0;
    }

    .signal-strip strong {
      color: var(--text);
      display: block;
      font-size: .98rem;
    }

    .signal-strip span {
      color: var(--text-mut);
      font-size: .82rem;
    }

    .x-section {
      padding: 88px 0;
    }

    .x-heading {
      margin-bottom: 44px;
    }

    .x-heading p {
      color: var(--text-mut);
      max-width: 720px;
      font-size: .99rem;
      margin-top: .7rem;
    }

    .step-row {
      counter-reset: step;
    }

    .step-card {
      background: var(--panel);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 20px;
      padding: 26px;
      height: 100%;
      position: relative;
      overflow: hidden;
      box-shadow: inset 0 1px rgba(255, 255, 255, 0.04);
      transition: transform .3s ease, border-color .3s ease;
    }

    .step-card::before {
      content: "";
      position: absolute;
      left: 0;
      top: 18px;
      bottom: 18px;
      width: 3px;
      background: linear-gradient(var(--cyan), var(--blue));
      border-radius: 0 6px 6px 0;
      opacity: .8;
    }

    .step-card:hover {
      transform: translateY(-5px);
      border-color: rgba(31, 235, 224, 0.42);
    }

    .step-index {
      position: absolute;
      right: 18px;
      top: 16px;
      font-size: 2.4rem;
      font-weight: 800;
      color: rgba(255, 255, 255, 0.06);
      line-height: 1;
    }

    .step-icon {
      width: 48px;
      height: 48px;
      border-radius: 14px;
      background: linear-gradient(135deg, rgba(31, 235, 224, 0.14), rgba(78, 124, 246, 0.12));
      border: 1px solid rgba(31, 235, 224, 0.2);
      color: var(--cyan);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
      margin-bottom: 16px;
    }

    .step-card p {
      color: var(--text-mut);
      font-size: .9rem;
      margin: .5rem 0 0;
      line-height: 1.75;
    }

    .guide-card {
      background: var(--panel);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 20px;
      padding: 26px 26px 24px;
      position: relative;
      overflow: hidden;
      transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
      box-shadow: inset 0 1px rgba(255, 255, 255, 0.04);
    }

    .guide-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 24px;
      right: 24px;
      height: 2px;
      background: linear-gradient(90deg, transparent, var(--cyan), transparent);
      opacity: 0;
      transition: opacity .3s ease;
    }

    .guide-card:hover::before {
      opacity: .8;
    }

    .guide-card:hover {
      transform: translateY(-4px);
      border-color: rgba(78, 124, 246, 0.34);
      box-shadow: var(--shadow-blue);
    }

    .guide-top {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 8px;
      margin-bottom: 16px;
    }

    .guide-icon {
      width: 44px;
      height: 44px;
      border-radius: 13px;
      background: rgba(31, 235, 224, 0.08);
      border: 1px solid rgba(31, 235, 224, 0.16);
      color: var(--cyan);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.15rem;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      gap: .3rem;
      background: rgba(78, 124, 246, 0.1);
      border: 1px solid rgba(78, 124, 246, 0.2);
      color: #a8c1ff;
      font-size: .74rem;
      padding: .15rem .7rem;
      border-radius: 60px;
      white-space: nowrap;
    }

    .tag.amber {
      background: rgba(247, 178, 103, 0.08);
      border-color: rgba(247, 178, 103, 0.2);
      color: var(--amber);
    }

    .guide-card p {
      color: var(--text-mut);
      font-size: .92rem;
      line-height: 1.8;
    }

    .guide-points {
      list-style: none;
      margin: .7rem 0 1rem;
      padding: 0;
      display: grid;
      gap: .4rem;
    }

    .guide-points li {
      color: rgba(234, 240, 245, 0.8);
      font-size: .88rem;
      display: flex;
      align-items: flex-start;
      gap: .5rem;
    }

    .guide-points li i {
      color: var(--cyan);
      font-size: .72rem;
      margin-top: .35rem;
    }

    .guide-link {
      font-size: .86rem;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: .3rem;
    }

    .guide-link i {
      transition: transform .2s ease;
    }

    .guide-link:hover i {
      transform: translateX(3px);
    }

    .check-card {
      background: var(--panel);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: 22px;
      padding: 28px;
    }

    .check-list {
      list-style: none;
      padding: 0;
      margin: 0;
      display: grid;
      gap: .85rem;
    }

    .check-list li {
      display: flex;
      align-items: flex-start;
      gap: .7rem;
      color: rgba(234, 240, 245, 0.88);
      font-size: .96rem;
      background: rgba(255, 255, 255, 0.02);
      border: 1px solid rgba(255, 255, 255, 0.06);
      border-radius: 14px;
      padding: .8rem 1rem;
    }

    .check-list li i {
      color: var(--cyan);
      margin-top: .4rem;
      font-size: .82rem;
    }

    .console-card {
      background: rgba(8, 19, 33, 0.94);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 22px;
      padding: 20px;
      box-shadow: var(--shadow-amber);
      position: relative;
      overflow: hidden;
    }

    .console-head {
      display: flex;
      align-items: center;
      gap: .8rem;
      border-bottom: 1px solid var(--divider);
      padding-bottom: 14px;
      font-weight: 700;
      font-size: .92rem;
    }

    .console-head i {
      color: var(--amber);
      background: rgba(247, 178, 103, 0.1);
      width: 34px;
      height: 34px;
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: .85rem;
    }

    .console-body {
      padding: 20px 0 10px;
      display: grid;
      gap: 12px;
    }

    .console-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: .8rem;
      background: rgba(31, 235, 224, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: 14px;
      padding: .8rem 1rem;
      font-size: .88rem;
    }

    .console-row span {
      color: var(--text-mut);
    }

    .console-tools {
      display: flex;
      flex-wrap: wrap;
      gap: .7rem;
      padding-top: .6rem;
    }

    .console-tools .x-btn {
      padding: .48rem .95rem;
      font-size: .84rem;
    }

    .notice-card {
      height: 100%;
      background: rgba(15, 32, 55, 0.52);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: 20px;
      padding: 24px;
      transition: border-color .3s ease, transform .3s ease;
    }

    .notice-card:hover {
      transform: translateY(-3px);
      border-color: rgba(247, 178, 103, 0.28);
    }

    .notice-icon {
      width: 46px;
      height: 46px;
      border-radius: 14px;
      background: rgba(247, 178, 103, 0.08);
      border: 1px solid rgba(247, 178, 103, 0.18);
      color: var(--amber);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.15rem;
      margin-bottom: 16px;
    }

    .notice-card p {
      color: var(--text-mut);
      font-size: .92rem;
      margin-bottom: 0;
    }

    .x-accordion .accordion-item {
      background: var(--panel);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 18px !important;
      overflow: hidden;
      margin-bottom: 14px;
      box-shadow: inset 0 1px rgba(255, 255, 255, 0.04);
    }

    .x-accordion .accordion-button {
      background: transparent;
      color: var(--text);
      font-size: 1rem;
      font-weight: 600;
      padding: 1.15rem 1.3rem;
      border-radius: 18px !important;
      box-shadow: none;
    }

    .x-accordion .accordion-button:not(.collapsed) {
      background: rgba(31, 235, 224, 0.05);
      color: var(--cyan);
    }

    .x-accordion .accordion-button:focus {
      box-shadow: none;
    }

    .x-accordion .accordion-button::after {
      background: none;
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      content: "\2b";
      color: var(--cyan);
      display: flex;
      align-items: center;
      justify-content: center;
      width: 24px;
      height: 24px;
      font-size: .8rem;
    }

    .x-accordion .accordion-button:not(.collapsed)::after {
      content: "\f068";
      background: none;
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      color: var(--cyan);
    }

    .x-accordion .accordion-body {
      color: rgba(234, 240, 245, 0.82);
      padding: .4rem 1.3rem 1.2rem;
      font-size: .94rem;
      line-height: 1.85;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
    }

    .x-cta-section {
      padding: 70px 0 110px;
      position: relative;
    }

    .cta-box {
      position: relative;
      background:
        radial-gradient(circle at 85% 20%, rgba(247, 178, 103, 0.14), transparent 32%),
        linear-gradient(120deg, rgba(10, 24, 42, 0.96), rgba(9, 18, 34, 0.86)),
        url("/assets/images/backpic/back-1.webp");
      background-size: cover;
      background-position: center;
      border: 1px solid rgba(31, 235, 224, 0.2);
      border-radius: 28px;
      padding: 56px 48px;
      text-align: center;
      overflow: hidden;
      box-shadow: var(--shadow-cyan);
    }

    .cta-box::before {
      content: "";
      position: absolute;
      top: 0;
      left: 50%;
      transform: translateX(-50%);
      width: 260px;
      height: 1px;
      background: linear-gradient(90deg, transparent, var(--amber), transparent);
    }

    .cta-box h2 {
      font-size: clamp(1.8rem, 3vw, 2.6rem);
    }

    .cta-box p {
      color: rgba(234, 240, 245, 0.78);
      max-width: 600px;
      margin: .8rem auto 1.8rem;
      font-size: 1rem;
    }

    .x-footer {
      background: #020710;
      border-top: 1px solid rgba(31, 235, 224, 0.14);
      margin-top: 0;
      padding-bottom: 28px;
    }

    .x-footer .footer-links {
      display: grid;
      gap: .6rem;
    }

    .x-footer .footer-links a {
      color: var(--text-mut);
      font-size: .93rem;
      display: inline-flex;
      align-items: center;
      gap: .3rem;
    }

    .x-footer .footer-links a:hover {
      color: var(--cyan);
      padding-left: 2px;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      margin-top: 42px;
      padding-top: 22px;
    }

    .footer-bottom p,
    .footer-bottom div {
      font-size: .86rem;
      color: var(--text-mut);
    }

    .footer-bottom a {
      color: var(--text-mut);
    }

    .footer-bottom a:hover {
      color: var(--cyan);
    }

    @media (max-width: 991.98px) {
      .x-header-inner {
        min-height: 68px;
      }

      .x-cat-hero {
        padding: 56px 0 64px;
      }

      .signal-strip {
        grid-template-columns: repeat(3, 1fr);
      }

      .signal-strip > div {
        padding: 18px 16px;
        flex-direction: column;
        text-align: center;
        gap: .3rem;
      }

      .signal-strip i {
        margin-bottom: 2px;
      }
    }

    @media (max-width: 767.98px) {
      .x-header-inner {
        min-height: 62px;
      }

      .x-logo {
        font-size: 1rem;
      }

      .x-cat-hero {
        padding: 44px 0 52px;
      }

      h1 {
        font-size: 2rem;
      }

      .x-section {
        padding: 60px 0;
      }

      .signal-strip {
        grid-template-columns: 1fr;
      }

      .signal-strip > div {
        flex-direction: row;
        text-align: left;
      }

      .cta-box {
        padding: 40px 20px;
      }

      .feed-media img {
        height: 220px;
      }
    }

    @media (max-width: 520px) {
      .x-logo {
        max-width: 240px;
        overflow: hidden;
      }

      .x-logo i {
        margin-right: .1rem;
      }

      .feed-footer {
        flex-direction: column;
        align-items: flex-start;
      }

      .guide-card {
        padding: 22px 20px;
      }

      .x-footer .row {
        row-gap: 1.2rem;
      }

      .footer-bottom {
        text-align: center;
      }

      .footer-bottom .text-md-end {
        text-align: center !important;
        margin-top: .4rem;
      }
    }