/* roulang page: index */
:root{
  --bg:#140E2B;
  --panel:#1D1540;
  --card:#241A4C;
  --light:#F7F5FF;
  --primary:#6C4CE0;
  --primary-deep:#4527A8;
  --orange:#FF7A45;
  --orange-hover:#FF925F;
  --cyan:#46E0C8;
  --text:#F2EFFA;
  --text-dark:#241A4C;
  --muted:#B6AED6;
  --muted-dark:#6B6390;
  --weak:#8C84B4;
  --line:rgba(255,255,255,.10);
  --line-dark:rgba(36,26,76,.10);
  --glow:rgba(108,76,224,.35);
  --r-card:20px;
  --r-img:16px;
  --r-input:12px;
  --r-pill:999px;
  --r-badge:8px;
  --sh-1:0 4px 16px rgba(20,14,43,.28);
  --sh-2:0 14px 32px rgba(20,14,43,.42);
  --sh-btn:0 6px 18px rgba(255,122,69,.32);
  --font-cn:-apple-system,BlinkMacSystemFont,"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  padding:0;
  font-family:var(--font-cn);
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background-color:var(--bg);
  background-image:
    radial-gradient(900px 520px at 12% -6%, rgba(108,76,224,.34), transparent 62%),
    radial-gradient(760px 460px at 92% 4%, rgba(70,224,200,.14), transparent 60%);
  background-repeat:no-repeat;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--cyan);text-decoration:none;transition:color .25s ease,opacity .25s ease}
a:hover{color:var(--orange)}
button,input,textarea,select{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;line-height:1.3}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container{max-width:1200px;padding-left:20px;padding-right:20px;margin:0 auto;width:100%}
@media (min-width:1400px){.container{max-width:1280px}}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
::selection{background:var(--orange);color:#fff}

/* ============ 星点底纹 ============ */
.star-bg{
  position:relative;
}
.star-bg::before{
  content:"";
  position:absolute;inset:0;
  background-image:
    radial-gradient(1.2px 1.2px at 24px 36px, rgba(255,255,255,.50) 50%, transparent 51%),
    radial-gradient(1px 1px at 134px 96px, rgba(255,255,255,.32) 50%, transparent 51%),
    radial-gradient(1.6px 1.6px at 214px 44px, rgba(70,224,200,.40) 50%, transparent 51%),
    radial-gradient(1px 1px at 300px 150px, rgba(255,122,69,.34) 50%, transparent 51%);
  background-size:340px 260px;
  opacity:.9;
  pointer-events:none;
}
.star-bg > *{position:relative;z-index:1}

/* ============ 通用标题与按钮 ============ */
.sec{padding:96px 0}
.sec-tight{padding:72px 0}
.sec-light{background:var(--light);color:var(--text-dark)}
.sec-light h2,.sec-light h3{color:var(--text-dark)}
.sec-dark-alt{background:var(--panel)}

.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px;flex-wrap:wrap}
.sec-head h2{font-size:clamp(1.5rem,2.8vw,2.25rem)}
.sec-sub{margin-top:12px;font-size:16px;color:var(--muted);max-width:660px}
.sec-light .sec-sub{color:var(--muted-dark)}
.more-link{font-size:15px;font-weight:600;color:var(--cyan);white-space:nowrap;display:inline-flex;align-items:center;gap:6px}
.more-link:hover{color:var(--orange)}
.more-link i{transition:transform .25s ease}
.more-link:hover i{transform:translateX(4px)}

.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 30px;border-radius:var(--r-pill);border:1px solid transparent;
  background:linear-gradient(135deg,var(--orange),#FF9A63);
  color:#25123A;font-weight:700;font-size:16px;line-height:1.2;
  box-shadow:var(--sh-btn);cursor:pointer;
  transition:transform .25s ease,background .25s ease,box-shadow .25s ease;
}
.btn-main:hover{background:var(--orange-hover);color:#25123A;transform:translateY(-2px);box-shadow:0 10px 24px rgba(255,122,69,.42)}
.btn-main:active{transform:translateY(0)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:var(--r-pill);
  border:1px solid rgba(242,239,250,.34);background:transparent;
  color:var(--text);font-weight:600;font-size:16px;line-height:1.2;cursor:pointer;
  transition:border-color .25s ease,background .25s ease,color .25s ease,transform .25s ease;
}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(70,224,200,.08);transform:translateY(-2px)}
.btn-ghost-dark{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--r-input);
  border:1px solid rgba(36,26,76,.18);background:#fff;color:var(--text-dark);
  font-weight:600;font-size:15px;cursor:pointer;transition:all .25s ease;
}
.btn-ghost-dark:hover{border-color:var(--primary);color:var(--primary-deep);box-shadow:var(--sh-1)}

.badge-tag{
  display:inline-block;padding:4px 10px;border-radius:var(--r-badge);
  font-size:13px;font-weight:600;letter-spacing:.04em;line-height:1.5;
}
.badge-orange{background:rgba(255,122,69,.16);color:#FFB08A;border:1px solid rgba(255,122,69,.38)}
.badge-cyan{background:rgba(70,224,200,.14);color:#7CF0DC;border:1px solid rgba(70,224,200,.34)}
.badge-violet{background:rgba(108,76,224,.20);color:#C3B4FF;border:1px solid rgba(108,76,224,.42)}
.badge-light{background:#EFEAFE;color:var(--primary-deep);border:1px solid rgba(108,76,224,.18)}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(20,14,43,.92);
  border-bottom:1px solid var(--line);
  box-shadow:0 4px 20px rgba(20,14,43,.35);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:74px}
.brand{display:flex;align-items:center;gap:12px;color:var(--text);font-weight:700;font-size:18px;letter-spacing:.01em}
.brand:hover{color:var(--text)}
.brand-mark{width:38px;height:38px;flex:0 0 38px;display:block}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text small{font-size:11px;font-weight:500;color:var(--weak);letter-spacing:.10em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  position:relative;display:inline-block;padding:10px 14px;font-size:15px;
  color:var(--muted);font-weight:500;border-radius:10px;
}
.nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--cyan);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .25s ease;
}
.nav-links a:hover{color:var(--text)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.active{color:var(--text);font-weight:600}
.nav-links a.active::after{transform:scaleX(1);background:var(--orange)}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-actions .btn-ghost{padding:10px 20px;font-size:14px}
.nav-actions .btn-main{padding:11px 22px;font-size:14px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--text);
  align-items:center;justify-content:center;font-size:18px;cursor:pointer;
}
.nav-toggle:hover{border-color:var(--cyan);color:var(--cyan)}
.offcanvas.offcanvas-end{background:var(--panel);color:var(--text);width:320px;border-left:1px solid var(--line)}
.offcanvas-header{border-bottom:1px solid var(--line)}
.offcanvas .btn-close{filter:invert(1) grayscale(1);opacity:.75}
.oc-nav{display:flex;flex-direction:column;gap:4px;padding:18px 4px}
.oc-nav a{
  padding:14px 12px;border-radius:12px;color:var(--muted);font-size:16px;font-weight:500;
  display:flex;align-items:center;justify-content:space-between;
}
.oc-nav a:hover,.oc-nav a.active{background:rgba(108,76,224,.18);color:var(--text)}
.oc-cta{
  position:absolute;left:0;right:0;bottom:0;padding:16px;background:linear-gradient(180deg,rgba(20,14,43,0),rgba(20,14,43,.9) 40%);
}
.oc-cta .btn-main{width:100%}

@media (max-width:1199px){
  .nav-links a{padding:10px 10px;font-size:14px}
  .nav-actions .btn-ghost{display:none}
}
@media (max-width:991px){
  .nav-links,.nav-actions{display:none}
  .nav-toggle{display:inline-flex}
}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;
  display:flex;align-items:center;
  min-height:620px;
  padding:88px 0 96px;
  background:linear-gradient(180deg,rgba(20,14,43,.2),rgba(20,14,43,.9));
}
.hero-orbit{position:absolute;right:-140px;top:-60px;width:760px;max-width:110vw;opacity:.55;pointer-events:none;z-index:0}
.hero .container{position:relative;z-index:2}
.hero h1{
  font-size:clamp(2.1rem,4.6vw,3.4rem);
  font-weight:800;line-height:1.2;letter-spacing:-.01em;
}
.hero h1 .hl{
  background:linear-gradient(135deg,var(--cyan),var(--orange));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{margin-top:20px;font-size:18px;color:var(--muted);max-width:560px;line-height:1.8}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-trust{display:flex;flex-wrap:wrap;gap:22px;margin-top:32px;padding-top:24px;border-top:1px solid var(--line)}
.hero-trust li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted)}
.hero-trust i{color:var(--cyan);font-size:15px}
.hero-visual{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  min-height:420px;box-shadow:var(--sh-2);border:1px solid var(--line);
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(200deg,rgba(20,14,43,.15),rgba(20,14,43,.86));
}
.entry-card{
  position:absolute;left:22px;right:22px;bottom:22px;z-index:3;
  background:rgba(36,26,76,.94);border:1px solid rgba(70,224,200,.28);
  border-radius:var(--r-img);padding:20px;box-shadow:var(--sh-2);
}
.entry-card h3{font-size:16px;font-weight:700;margin-bottom:8px}
.entry-card p{font-size:14px;color:var(--muted);line-height:1.7}
.entry-card .row-line{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:14px}
.entry-dot{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--cyan)}
.entry-dot span{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(70,224,200,.18)}
.entry-btn{
  padding:9px 18px;border-radius:var(--r-pill);background:var(--orange);color:#25123A;
  font-size:13px;font-weight:700;transition:all .25s ease;white-space:nowrap;
}
.entry-btn:hover{background:var(--orange-hover);color:#25123A}

@media (max-width:991px){
  .hero{min-height:560px;padding:64px 0 72px}
  .hero-visual{margin-top:40px;min-height:340px}
}
@media (max-width:575px){
  .hero{padding:48px 0 56px}
  .hero-sub{font-size:16px}
  .hero-cta .btn-main,.hero-cta .btn-ghost{width:100%}
  .entry-card{left:14px;right:14px;bottom:14px;padding:16px}
}

/* ============ 保障条 ============ */
.guard-bar{background:var(--panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:34px 0}
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.guard-item{padding:6px 24px;position:relative}
.guard-item + .guard-item::before{
  content:"";position:absolute;left:0;top:12%;bottom:12%;width:1px;background:var(--line);
}
.guard-item i{font-size:20px;color:var(--orange);margin-bottom:10px;display:block}
.guard-item h3{font-size:16px;font-weight:600;margin-bottom:6px}
.guard-item p{font-size:14px;color:var(--weak);line-height:1.7}
@media (max-width:767px){
  .guard-grid{grid-template-columns:repeat(2,1fr);gap:24px 0}
  .guard-item{padding:6px 16px}
  .guard-item + .guard-item::before{display:none}
}

/* ============ 卡片网格 ============ */
.grid-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.grid-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2);border-color:rgba(70,224,200,.42)}
.grid-card .cover{position:relative;overflow:hidden;aspect-ratio:16/10;background:var(--panel)}
.grid-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.grid-card:hover .cover img{transform:scale(1.03)}
.cover-tag{position:absolute;left:14px;top:14px;z-index:2}
.grid-card .body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.grid-card h3{font-size:1.1rem;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.grid-card h3 a{color:var(--text)}
.grid-card h3 a:hover{color:var(--cyan)}
.grid-card .sell{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.grid-card .foot{margin-top:auto;padding-top:18px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.mini-btn{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 16px;border-radius:var(--r-pill);
  border:1px solid rgba(70,224,200,.36);color:var(--cyan);
  font-size:13px;font-weight:600;transition:all .25s ease;white-space:nowrap;
}
.mini-btn:hover{background:var(--cyan);color:#10243A;border-color:var(--cyan)}
.grid-card.big .cover{aspect-ratio:16/9}
.grid-card.big h3{font-size:1.28rem}
.grid-card.big .sell{font-size:15px;-webkit-line-clamp:3}

/* ============ 评价轮播 ============ */
.review-card{
  background:var(--light);border-radius:var(--r-card);padding:26px 24px 22px;
  height:100%;position:relative;border:1px solid var(--line-dark);box-shadow:var(--sh-1);
  display:flex;flex-direction:column;
}
.review-card .quote{font-size:34px;line-height:1;color:rgba(108,76,224,.28);font-weight:800}
.review-card .stars{position:absolute;right:22px;top:24px;color:var(--cyan);font-size:13px;letter-spacing:2px}
.review-card p{margin-top:6px;color:var(--text-dark);font-size:15px;line-height:1.8;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.review-user{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:20px;border-top:1px solid var(--line-dark)}
.review-user .avatar{
  width:48px;height:48px;flex:0 0 48px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--cyan));color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;
}
.review-user .name{font-size:15px;font-weight:600;color:var(--text-dark);line-height:1.4}
.review-user .role{font-size:13px;color:var(--muted-dark)}
#reviews .carousel-indicators{position:static;margin:32px 0 0}
#reviews .carousel-indicators [data-bs-target]{
  width:9px;height:9px;border-radius:50%;background:var(--weak);
  border:0;opacity:1;margin:0 6px;transition:all .25s ease;
}
#reviews .carousel-indicators .active{background:var(--orange);box-shadow:0 0 0 4px rgba(255,122,69,.22)}
.carousel-btn{
  width:46px;height:46px;border-radius:50%;border:1px solid rgba(242,239,250,.28);
  background:transparent;color:var(--text);display:inline-flex;align-items:center;justify-content:center;
  transition:all .25s ease;font-size:15px;
}
.carousel-btn:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(70,224,200,.08)}

/* ============ 最新信息（浅底） ============ */
.info-card{
  background:#fff;border:1px solid var(--line-dark);border-radius:var(--r-card);
  padding:24px;height:100%;display:flex;flex-direction:column;
  box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.info-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2);border-color:rgba(108,76,224,.42)}
.info-card h3{font-size:1.05rem;font-weight:600;line-height:1.55;margin-top:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.info-card h3 a{color:var(--text-dark)}
.info-card h3 a:hover{color:var(--primary-deep)}
.info-card .sum{margin-top:12px;font-size:15px;color:var(--muted-dark);line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.info-foot{margin-top:auto;padding-top:18px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.info-foot time{font-size:14px;color:var(--weak)}
.info-arrow{
  width:34px;height:34px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid rgba(108,76,224,.28);color:var(--primary-deep);font-size:14px;transition:all .25s ease;
}
.info-arrow:hover{background:var(--orange);border-color:var(--orange);color:#fff}
.empty-state{
  text-align:center;padding:64px 24px;background:#fff;border:1px dashed rgba(108,76,224,.30);
  border-radius:var(--r-card);
}
.empty-state i{font-size:34px;color:var(--primary);opacity:.6}
.empty-state p{margin-top:16px;color:var(--muted-dark);font-size:16px}
.empty-state .btn-ghost-dark{margin-top:20px}

/* ============ CTA 条 ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#2A1A5E,var(--primary-deep) 55%,#3B1F63);
  padding:56px 0;
}
.cta-band .inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-band h2{font-size:clamp(1.4rem,2.6vw,2rem);line-height:1.35;max-width:620px}
.cta-band .note{margin-top:12px;font-size:14px;color:var(--muted)}
.cta-band .btn-main{padding:16px 36px;font-size:16px}
.cta-actions{display:flex;flex-direction:column;align-items:flex-end;gap:10px}
@media (max-width:767px){
  .cta-band{padding:40px 0}
  .cta-actions{align-items:stretch;width:100%}
  .cta-band .btn-main{width:100%}
}

/* ============ FAQ ============ */
.faq-wrap{max-width:860px;margin:0 auto}
.faq-accordion .accordion-item{
  background:#fff;border:1px solid var(--line-dark);border-radius:var(--r-card);
  overflow:hidden;margin-bottom:8px;
}
.faq-accordion .accordion-button{
  background:#fff;color:var(--text-dark);font-size:16px;font-weight:600;
  padding:20px 22px;box-shadow:none;border:0;
}
.faq-accordion .accordion-button:not(.collapsed){
  background:#F1ECFF;color:var(--primary-deep);
  box-shadow:inset 3px 0 0 0 var(--cyan);
}
.faq-accordion .accordion-button:focus{box-shadow:inset 3px 0 0 0 var(--cyan)}
.faq-accordion .accordion-button::after{
  width:16px;height:16px;background-size:16px;filter:grayscale(1) brightness(.4);
}
.faq-accordion .accordion-body{
  padding:4px 22px 22px;color:var(--muted-dark);font-size:15px;line-height:1.8;
}
.faq-accordion .accordion-body strong{color:var(--text-dark)}

/* ============ 页脚 ============ */
.site-footer{background:#0F0A22;border-top:1px solid var(--line);padding:72px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:12px;color:var(--text);font-weight:700;font-size:17px;margin-bottom:18px}
.site-footer p{font-size:14px;color:var(--weak);line-height:1.85}
.site-footer h4{font-size:15px;font-weight:600;color:var(--text);margin-bottom:18px;letter-spacing:.02em}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:var(--weak);display:inline-block;transition:color .25s ease,transform .25s ease}
.footer-links a:hover{color:var(--cyan);transform:translateX(3px)}
.footer-contact li{font-size:14px;color:var(--weak);margin-bottom:12px;display:flex;gap:10px;align-items:flex-start}
.footer-contact i{color:var(--cyan);margin-top:5px}
.footer-bottom{
  margin-top:56px;border-top:1px solid var(--line);padding:24px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{font-size:13px;color:var(--weak);margin:0}
@media (max-width:991px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
}
@media (max-width:575px){
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* ============ 断点节奏 ============ */
@media (max-width:991px){
  .sec{padding:64px 0}
  .sec-tight{padding:52px 0}
  body{font-size:16px}
}
@media (max-width:575px){
  .sec{padding:48px 0}
  .sec-tight{padding:40px 0}
  .container{padding-left:16px;padding-right:16px}
  .grid-card .body{padding:18px}
  .info-card{padding:20px}
}

/* roulang page: article */
:root{
  --bg:#140E2B;
  --panel:#1D1540;
  --card:#241A4C;
  --light:#F7F5FF;
  --primary:#6C4CE0;
  --primary-deep:#4527A8;
  --accent:#FF7A45;
  --accent-hover:#FF925F;
  --cyan:#46E0C8;
  --text:#F2EFFA;
  --text-dark:#241A4C;
  --muted:#B6AED6;
  --muted-2:#6B6390;
  --weak:#8C84B4;
  --line:rgba(255,255,255,.10);
  --glow:rgba(108,76,224,.35);
  --r-card:20px;
  --r-img:16px;
  --r-input:12px;
  --r-pill:999px;
  --r-badge:8px;
  --sh-1:0 4px 16px rgba(20,14,43,.28);
  --sh-2:0 14px 32px rgba(20,14,43,.42);
  --sh-btn:0 6px 18px rgba(255,122,69,.32);
  --font-cn:-apple-system,BlinkMacSystemFont,"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  --font-num:"SF Pro Display","Segoe UI",system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--cyan);text-decoration:none;transition:color .25s ease;}
a:hover{color:var(--accent-hover);}
h1,h2,h3,h4{margin:0;color:var(--text);}
p{margin:0;}
ul,ol{margin:0;padding:0;}
button{font-family:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;}
.container{width:100%;max-width:1200px !important;margin:0 auto;padding-left:20px;padding-right:20px;}
@media (min-width:1400px){
  .container{max-width:1280px !important;}
}
::selection{background:var(--primary);color:#fff;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(20,14,43,.94);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(10px);
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:74px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:1.05rem;
  font-weight:800;
  letter-spacing:.01em;
  color:var(--text);
  text-decoration:none;
  white-space:nowrap;
}
.brand:hover{color:var(--text);}
.brand-mark{width:34px;height:34px;flex:0 0 34px;}
.brand-text b{color:var(--cyan);font-weight:800;}
.nav-links{
  display:flex;
  align-items:center;
  gap:6px;
}
.nav-links a{
  position:relative;
  display:inline-block;
  padding:10px 12px;
  font-size:15px;
  color:var(--muted);
  text-decoration:none;
  border-radius:10px;
  transition:color .25s ease;
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  bottom:4px;
  height:2px;
  border-radius:2px;
  background:var(--cyan);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .25s ease;
}
.nav-links a:hover{color:var(--text);}
.nav-links a:hover::after,
.nav-links a.active::after{transform:scaleX(1);}
.nav-links a.active{color:var(--text);}
.nav-actions{display:flex;align-items:center;gap:12px;}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 22px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:transparent;
  color:var(--text);
  font-size:15px;
  font-weight:600;
  text-decoration:none;
  white-space:nowrap;
  transition:border-color .25s ease,color .25s ease,background .25s ease;
  cursor:pointer;
}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(70,224,200,.08);}
.btn-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 26px;
  border-radius:var(--r-pill);
  border:none;
  background:var(--accent);
  color:#1B0F2E;
  font-size:15px;
  font-weight:700;
  text-decoration:none;
  white-space:nowrap;
  box-shadow:var(--sh-btn);
  transition:background .25s ease,transform .25s ease,box-shadow .25s ease;
  cursor:pointer;
}
.btn-cta:hover{background:var(--accent-hover);color:#1B0F2E;transform:translateY(-1px);box-shadow:0 10px 26px rgba(255,122,69,.42);}
.btn-cta:active{transform:translateY(0);}
.btn-cta.btn-lg{padding:15px 34px;font-size:16px;}
.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:44px;
  height:44px;
  border-radius:var(--r-input);
  border:1px solid var(--line);
  background:var(--panel);
  color:var(--text);
  font-size:18px;
  cursor:pointer;
}
.nav-toggle:hover{border-color:var(--cyan);color:var(--cyan);}

/* 移动抽屉 */
.nav-drawer{
  --bs-offcanvas-width:320px;
  background:var(--panel) !important;
  border-left:1px solid var(--line) !important;
  color:var(--text);
}
.nav-drawer .offcanvas-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:20px 22px;
  border-bottom:1px solid var(--line);
}
.drawer-brand{font-weight:800;font-size:1rem;color:var(--text);}
.drawer-close{
  width:40px;height:40px;
  border-radius:var(--r-input);
  border:1px solid var(--line);
  background:transparent;
  color:var(--muted);
  font-size:16px;
  cursor:pointer;
}
.drawer-close:hover{color:var(--cyan);border-color:var(--cyan);}
.nav-drawer .offcanvas-body{padding:18px 22px;}
.drawer-links{display:flex;flex-direction:column;gap:6px;}
.drawer-links a{
  padding:14px 14px;
  border-radius:var(--r-input);
  color:var(--muted);
  font-size:16px;
  text-decoration:none;
  border:1px solid transparent;
  transition:all .25s ease;
}
.drawer-links a:hover,.drawer-links a.active{
  color:var(--text);
  background:var(--card);
  border-color:var(--line);
}
.drawer-foot{
  padding:16px 22px 24px;
  border-top:1px solid var(--line);
  background:rgba(20,14,43,.5);
}
.drawer-foot .btn-cta{width:100%;}

/* ---------- 页头 ---------- */
.page-head{
  position:relative;
  padding:46px 0 44px;
  border-bottom:1px solid var(--line);
  background:
    radial-gradient(circle at 12% 18%, rgba(70,224,200,.12), transparent 44%),
    radial-gradient(circle at 86% 4%, rgba(255,122,69,.14), transparent 46%),
    linear-gradient(180deg,#181043 0%,#140E2B 100%);
  overflow:hidden;
}
.page-head::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(rgba(255,255,255,.16) 1px, transparent 1px);
  background-size:28px 28px;
  opacity:.35;
  pointer-events:none;
}
.page-head .container{position:relative;z-index:1;}
.breadcrumb-trail{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--weak);
  margin-bottom:20px;
}
.breadcrumb-trail a{color:var(--muted);text-decoration:none;}
.breadcrumb-trail a:hover{color:var(--cyan);}
.breadcrumb-trail .sep{color:var(--muted-2);}
.breadcrumb-trail .current{color:var(--weak);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-head{max-width:840px;}
.badge-cat{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 12px;
  border-radius:var(--r-badge);
  background:rgba(70,224,200,.14);
  border:1px solid rgba(70,224,200,.30);
  color:var(--cyan);
  font-size:13px;
  letter-spacing:.04em;
}
.article-head h1{
  margin:16px 0 18px;
  font-size:clamp(1.75rem,3.6vw,2.6rem);
  font-weight:800;
  line-height:1.3;
  color:#fff;
}
.meta-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
  font-size:14px;
  color:var(--weak);
}
.meta-row span{display:inline-flex;align-items:center;gap:7px;}
.meta-row i{color:var(--cyan);font-size:13px;}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:var(--muted-2);padding:0;}

/* ---------- 正文区 ---------- */
.article-section{
  padding:56px 0 72px;
  background:var(--bg);
}
.article-wrap{max-width:760px;margin:0 auto;}
.tip-box{
  display:flex;
  gap:14px;
  align-items:flex-start;
  padding:18px 20px;
  margin-bottom:36px;
  border-radius:var(--r-input);
  border:1px solid var(--line);
  border-left:3px solid var(--cyan);
  background:rgba(108,76,224,.14);
}
.tip-box i{color:var(--cyan);font-size:16px;margin-top:5px;}
.tip-box p{font-size:15px;line-height:1.8;color:var(--muted);}
.article-body{font-size:17px;line-height:1.85;color:var(--text);}
.article-body > *:first-child{margin-top:0;}
.article-body h2{
  position:relative;
  margin:38px 0 16px;
  padding-left:14px;
  font-size:clamp(1.25rem,2.2vw,1.5rem);
  font-weight:700;
  line-height:1.45;
  color:#fff;
}
.article-body h2::before{
  content:"";
  position:absolute;
  left:0;
  top:.28em;
  bottom:.28em;
  width:3px;
  border-radius:3px;
  background:var(--cyan);
}
.article-body h3{
  margin:28px 0 12px;
  font-size:1.25rem;
  font-weight:700;
  color:#fff;
}
.article-body h4{margin:22px 0 10px;font-size:1.05rem;font-weight:600;color:#fff;}
.article-body p{margin:0 0 1.4em;color:#DCD6F2;}
.article-body strong{color:#fff;}
.article-body a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--accent-hover);}
.article-body ul,
.article-body ol{margin:0 0 1.4em;padding-left:0;color:#DCD6F2;}
.article-body ul li{
  position:relative;
  list-style:none;
  padding-left:20px;
  margin-bottom:10px;
}
.article-body ul li::before{
  content:"";
  position:absolute;
  left:2px;
  top:.68em;
  width:7px;
  height:7px;
  border-radius:2px;
  background:var(--cyan);
}
.article-body ol{counter-reset:artol;padding-left:0;}
.article-body ol li{
  position:relative;
  list-style:none;
  padding-left:30px;
  margin-bottom:10px;
  counter-increment:artol;
}
.article-body ol li::before{
  content:counter(artol);
  position:absolute;
  left:0;
  top:.28em;
  width:20px;
  height:20px;
  border-radius:6px;
  background:rgba(108,76,224,.35);
  color:var(--cyan);
  font-family:var(--font-num);
  font-size:12px;
  font-weight:700;
  line-height:20px;
  text-align:center;
}
.article-body blockquote{
  margin:26px 0;
  padding:16px 20px;
  border-left:3px solid var(--cyan);
  border-radius:0 var(--r-input) var(--r-input) 0;
  background:rgba(108,76,224,.16);
  color:var(--muted);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{
  margin:26px auto;
  border-radius:var(--r-img);
  box-shadow:var(--sh-1);
}
.article-body figure{margin:26px 0;}
.article-body figcaption{
  margin-top:10px;
  font-size:14px;
  color:var(--weak);
  text-align:center;
}
.article-body table{
  width:100%;
  margin:26px 0;
  border-collapse:collapse;
  font-size:15px;
  overflow:hidden;
  border-radius:var(--r-input);
}
.article-body th,.article-body td{
  padding:11px 14px;
  border:1px solid var(--line);
  text-align:left;
}
.article-body th{background:rgba(108,76,224,.24);color:#fff;font-weight:600;}
.article-body td{color:#DCD6F2;}
.article-body hr{
  margin:36px 0;
  border:none;
  border-top:1px solid var(--line);
}
.article-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:44px;
  padding-top:32px;
  border-top:1px solid var(--line);
}
.article-empty{
  text-align:center;
  padding:64px 24px;
  border:1px dashed var(--line);
  border-radius:var(--r-card);
  background:var(--panel);
  box-shadow:var(--sh-1);
}
.article-empty i{
  font-size:34px;
  color:var(--cyan);
  display:block;
  margin-bottom:18px;
}
.article-empty h2{
  font-size:1.35rem;
  font-weight:700;
  margin-bottom:12px;
}
.article-empty p{
  max-width:520px;
  margin:0 auto 26px;
  font-size:15px;
  line-height:1.85;
  color:var(--muted);
}

/* ---------- 相关推荐 ---------- */
.related-section{
  padding:72px 0 84px;
  background:linear-gradient(180deg,#140E2B 0%,#181043 100%);
  border-top:1px solid var(--line);
}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  flex-wrap:wrap;
  margin-bottom:34px;
}
.section-head h2{
  font-size:clamp(1.5rem,2.8vw,2.05rem);
  font-weight:700;
  line-height:1.35;
}
.section-head p{
  margin-top:10px;
  font-size:15px;
  color:var(--muted);
  max-width:620px;
}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:15px;
  color:var(--cyan);
  text-decoration:none;
  white-space:nowrap;
}
.text-link:hover{color:var(--accent-hover);}
.rel-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.rel-card{
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  text-decoration:none;
  box-shadow:var(--sh-1);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.rel-card:hover{
  transform:translateY(-6px);
  border-color:var(--cyan);
  box-shadow:var(--sh-2);
}
.rel-card .thumb{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-img);
  margin:16px 16px 0;
}
.rel-card .thumb img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  transition:transform .35s ease;
}
.rel-card:hover .thumb img{transform:scale(1.03);}
.rel-card .tag{
  position:absolute;
  left:12px;
  top:12px;
  padding:5px 10px;
  border-radius:var(--r-badge);
  background:var(--accent);
  color:#1B0F2E;
  font-size:13px;
  font-weight:700;
  letter-spacing:.04em;
}
.rel-body{
  display:flex;
  flex-direction:column;
  gap:10px;
  flex:1;
  padding:18px 20px 22px;
}
.rel-body h3{
  font-size:1.05rem;
  font-weight:600;
  line-height:1.55;
  color:var(--text);
}
.rel-body p{
  font-size:14px;
  line-height:1.75;
  color:var(--muted);
}
.rel-more{
  margin-top:auto;
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:14px;
  color:var(--cyan);
}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  padding:56px 0 48px;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background:linear-gradient(120deg,#2C1C68 0%,#1B1143 58%,#2A1448 100%);
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(rgba(255,255,255,.14) 1px, transparent 1px);
  background-size:24px 24px;
  opacity:.4;
  pointer-events:none;
}
.cta-band-inner{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-band h2{
  font-size:clamp(1.4rem,2.6vw,2rem);
  font-weight:700;
  line-height:1.4;
  margin-bottom:12px;
}
.cta-band p{
  font-size:15px;
  line-height:1.8;
  color:var(--muted);
  max-width:620px;
}
.cta-band-action{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:10px;
}
.cta-note{font-size:13px;color:var(--weak);letter-spacing:.04em;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--panel);
  border-top:1px solid var(--line);
  padding:64px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.3fr;
  gap:40px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
  font-size:1.05rem;
  font-weight:800;
  color:var(--text);
}
.footer-brand .brand-mark{width:32px;height:32px;flex:0 0 32px;}
.site-footer p{font-size:14px;line-height:1.9;color:var(--weak);}
.site-footer h4{
  margin-bottom:16px;
  font-size:15px;
  font-weight:700;
  color:var(--text);
}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{
  font-size:14px;
  color:var(--muted);
  text-decoration:none;
  transition:color .25s ease,transform .25s ease;
  align-self:flex-start;
}
.footer-links a:hover{color:var(--cyan);transform:translateX(3px);}
.footer-contact{display:flex;flex-direction:column;gap:13px;list-style:none;}
.footer-contact li{
  display:flex;
  gap:10px;
  font-size:14px;
  line-height:1.7;
  color:var(--muted);
}
.footer-contact i{color:var(--cyan);margin-top:4px;font-size:13px;}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid var(--line);
}
.footer-bottom p{font-size:13px;color:var(--weak);}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr;gap:34px;}
  .footer-grid > div:last-child{grid-column:span 3;}
  .footer-contact{flex-direction:row;flex-wrap:wrap;gap:22px;}
}
@media (max-width:991.98px){
  .nav-links{display:none;}
  .nav-actions{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-inner{min-height:66px;}
  .page-head{padding:36px 0 34px;}
  .article-section{padding:44px 0 56px;}
  .related-section{padding:56px 0 64px;}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
  .cta-band{padding:46px 0 40px;}
  .site-footer{padding:52px 0 24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .footer-grid > div:last-child{grid-column:span 2;}
}
@media (max-width:767.98px){
  body{font-size:16px;}
  .container{padding-left:16px;padding-right:16px;}
  .article-head h1{font-size:1.6rem;}
  .article-body{font-size:16px;line-height:1.85;}
  .article-body h2{margin-top:32px;}
  .article-actions{flex-direction:column;}
  .article-actions .btn-cta,
  .article-actions .btn-ghost{width:100%;}
  .rel-grid{grid-template-columns:1fr;}
  .cta-band-inner{flex-direction:column;align-items:flex-start;}
  .cta-band-action{width:100%;}
  .cta-band-action .btn-cta{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-grid > div:last-child{grid-column:span 1;}
  .footer-contact{flex-direction:column;gap:13px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:575.98px){
  .meta-row{gap:10px;}
  .breadcrumb-trail{gap:6px;font-size:12.5px;}
  .article-head h1{font-size:1.45rem;}
  .tip-box{padding:16px;gap:12px;}
  .rel-body{padding:16px 16px 20px;}
}

/* roulang page: category1 */
:root{
  --bg:#140E2B;
  --panel:#1D1540;
  --card:#241A4C;
  --light:#F7F5FF;
  --primary:#6C4CE0;
  --primary-deep:#4527A8;
  --accent:#FF7A45;
  --accent-hover:#FF925F;
  --cyan:#46E0C8;
  --text:#F2EFFA;
  --text-dark:#241A4C;
  --muted:#B6AED6;
  --muted-dark:#6B6390;
  --weak:#8C84B4;
  --line:rgba(255,255,255,.10);
  --line-dark:rgba(36,26,76,.12);
  --glow:rgba(108,76,224,.35);
  --r-card:20px;
  --r-img:16px;
  --r-input:12px;
  --r-pill:999px;
  --r-badge:8px;
  --sh-1:0 4px 16px rgba(20,14,43,.28);
  --sh-2:0 14px 32px rgba(20,14,43,.42);
  --sh-btn:0 6px 18px rgba(255,122,69,.32);
  --sec-pad:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color .25s ease;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;}
p{margin:0;}
ul{margin:0;padding:0;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 20px;
}
@media (min-width:1400px){
  .container{max-width:1280px;}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-size:15px;
  font-weight:600;
  line-height:1;
  padding:13px 26px;
  border-radius:var(--r-pill);
  border:1px solid transparent;
  cursor:pointer;
  transition:all .25s ease;
  text-align:center;
}
.btn-primary{
  background:var(--accent);
  color:#2A1305;
  box-shadow:var(--sh-btn);
}
.btn-primary:hover,.btn-primary:focus{
  background:var(--accent-hover);
  color:#2A1305;
  transform:translateY(-2px);
  box-shadow:0 10px 26px rgba(255,122,69,.42);
}
.btn-ghost{
  background:transparent;
  border-color:var(--line);
  color:var(--text);
}
.btn-ghost:hover,.btn-ghost:focus{
  border-color:var(--cyan);
  color:var(--cyan);
  transform:translateY(-2px);
}
.btn-soft{
  background:rgba(108,76,224,.20);
  border-color:rgba(108,76,224,.45);
  color:var(--text);
}
.btn-soft:hover,.btn-soft:focus{
  background:rgba(108,76,224,.34);
  border-color:var(--cyan);
  color:#fff;
}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-block{width:100%;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(20,14,43,.95);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  min-height:74px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:800;
  color:var(--text);
  letter-spacing:.01em;
  flex:0 0 auto;
}
.brand:hover{color:var(--text);}
.brand-mark{width:32px;height:32px;flex:0 0 auto;}
.nav-links{
  display:flex;
  align-items:center;
  gap:28px;
  margin-left:auto;
}
.nav-links a{
  position:relative;
  font-size:15px;
  color:var(--muted);
  padding:6px 0;
  white-space:nowrap;
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:0;
  bottom:0;
  width:0;
  height:2px;
  background:var(--cyan);
  transition:width .25s ease;
}
.nav-links a:hover{color:var(--text);}
.nav-links a:hover::after,.nav-links a.active::after{width:100%;}
.nav-links a.active{color:var(--text);font-weight:600;}
.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
}
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--text);
  font-size:18px;
  align-items:center;
  justify-content:center;
  cursor:pointer;
}
.nav-toggle:hover{border-color:var(--cyan);color:var(--cyan);}

/* 移动端抽屉 */
.offcanvas{
  background:var(--panel);
  color:var(--text);
  border-left:1px solid var(--line);
}
.offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px;}
.offcanvas-title{font-size:16px;font-weight:700;color:var(--text);}
.mobile-nav-links{
  display:flex;
  flex-direction:column;
  padding:12px 8px 120px;
}
.mobile-nav-links a{
  padding:14px 14px;
  border-radius:12px;
  font-size:16px;
  color:var(--muted);
}
.mobile-nav-links a:hover,.mobile-nav-links a.active{
  background:rgba(108,76,224,.20);
  color:var(--text);
}
.offcanvas-cta{
  position:fixed;
  left:0;
  right:0;
  bottom:0;
  padding:14px 20px calc(14px + env(safe-area-inset-bottom));
  background:linear-gradient(180deg,rgba(29,21,64,.4),var(--panel));
  border-top:1px solid var(--line);
}
.offcanvas-cta .btn{background:var(--accent);color:#2A1305;width:100%;box-shadow:var(--sh-btn);}

/* ---------- 页头 Hero ---------- */
.page-hero{
  position:relative;
  padding:64px 0 76px;
  background:linear-gradient(180deg,rgba(20,14,43,.76),rgba(20,14,43,.96)),url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);
  background-size:36px 36px;
  opacity:.45;
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.breadcrumb-bar{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:14px;
  color:var(--weak);
  margin-bottom:26px;
}
.breadcrumb-bar a{color:var(--muted);}
.breadcrumb-bar a:hover{color:var(--cyan);}
.breadcrumb-bar i{font-size:11px;color:var(--weak);}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  letter-spacing:.04em;
  font-weight:600;
  color:var(--cyan);
  background:rgba(70,224,200,.10);
  border:1px solid rgba(70,224,200,.32);
  border-radius:var(--r-badge);
  padding:6px 12px;
  margin-bottom:20px;
}
.hero-title{
  font-size:clamp(2rem,4.2vw,3.1rem);
  font-weight:800;
  line-height:1.2;
  letter-spacing:-.01em;
  margin-bottom:18px;
}
.hero-lead{
  font-size:17px;
  line-height:1.85;
  color:var(--muted);
  max-width:620px;
  margin-bottom:28px;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-bottom:28px;
}
.trust-list{
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  list-style:none;
}
.trust-list li{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--muted);
}
.trust-list i{color:var(--cyan);font-size:13px;}

.entry-card{
  position:relative;
  background:linear-gradient(160deg,#2C2160 0%,#1D1540 100%);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px;
  box-shadow:var(--sh-2);
}
.entry-card::after{
  content:"";
  position:absolute;
  right:-40px;
  top:-40px;
  width:180px;
  height:180px;
  background:radial-gradient(circle,rgba(108,76,224,.45),transparent 68%);
  pointer-events:none;
}
.entry-card h2{
  font-size:1.15rem;
  font-weight:700;
  margin-bottom:10px;
  position:relative;
  z-index:2;
}
.entry-card p{
  font-size:15px;
  color:var(--muted);
  line-height:1.8;
  margin-bottom:18px;
  position:relative;
  z-index:2;
}
.entry-status{
  list-style:none;
  display:flex;
  flex-direction:column;
  gap:10px;
  margin-bottom:20px;
  position:relative;
  z-index:2;
}
.entry-status li{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:14px;
  color:var(--muted);
  padding:10px 14px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  border-radius:12px;
}
.entry-status strong{color:var(--text);font-weight:600;}
.status-dot{
  display:inline-block;
  width:8px;
  height:8px;
  border-radius:50%;
  margin-right:8px;
  vertical-align:middle;
}
.dot-live{background:var(--cyan);box-shadow:0 0 0 4px rgba(70,224,200,.16);}
.dot-backup{background:var(--accent);box-shadow:0 0 0 4px rgba(255,122,69,.16);}
.dot-maint{background:var(--weak);box-shadow:0 0 0 4px rgba(140,132,180,.16);}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sec-pad) 0;}
.section-panel{background:var(--panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-alt{background:var(--light);color:var(--text-dark);}
.section-head{
  max-width:760px;
  margin-bottom:40px;
}
.section-head.center{
  margin-left:auto;
  margin-right:auto;
  text-align:center;
}
.section-tag{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  letter-spacing:.04em;
  color:var(--cyan);
  background:rgba(70,224,200,.10);
  border:1px solid rgba(70,224,200,.28);
  border-radius:var(--r-badge);
  padding:5px 12px;
  margin-bottom:14px;
}
.section-alt .section-tag{
  color:var(--primary-deep);
  background:rgba(108,76,224,.10);
  border-color:rgba(108,76,224,.24);
}
.section-title{
  font-size:clamp(1.5rem,2.8vw,2.15rem);
  font-weight:700;
  margin-bottom:12px;
}
.section-sub{
  font-size:16px;
  line-height:1.8;
  color:var(--muted);
}
.section-alt .section-sub{color:var(--muted-dark);}
.section-alt .section-title{color:var(--text-dark);}

/* ---------- 通道卡片 ---------- */
.channel-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.channel-card{
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.channel-card:hover{
  transform:translateY(-6px);
  border-color:var(--cyan);
  box-shadow:var(--sh-2);
}
.channel-media{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
  background:#150F30;
}
.channel-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .35s ease;
}
.channel-card:hover .channel-media img{transform:scale(1.03);}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  font-weight:600;
  letter-spacing:.04em;
  padding:5px 11px;
  border-radius:var(--r-badge);
  line-height:1.4;
}
.badge-float{
  position:absolute;
  top:14px;
  left:14px;
}
.badge-live{background:rgba(70,224,200,.18);color:#0F4A41;border:1px solid rgba(70,224,200,.6);backdrop-filter:blur(2px);}
.badge-backup{background:var(--accent);color:#2A1305;}
.badge-maint{background:rgba(20,14,43,.72);color:#DCD6F2;border:1px solid var(--line);}
.channel-body{
  padding:22px 24px 24px;
  display:flex;
  flex-direction:column;
  flex:1;
}
.channel-body h3{
  font-size:1.08rem;
  font-weight:600;
  margin-bottom:10px;
}
.channel-body p{
  font-size:15px;
  color:var(--muted);
  line-height:1.8;
  margin-bottom:16px;
}
.channel-meta{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-bottom:18px;
  margin-top:auto;
}
.tag{
  display:inline-block;
  font-size:13px;
  color:var(--muted);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  border-radius:var(--r-badge);
  padding:4px 10px;
}
.channel-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.text-link{
  font-size:14px;
  font-weight:600;
  color:var(--cyan);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.text-link:hover{color:var(--accent);}

/* ---------- 步骤 ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:22px;
  position:relative;
}
.step-item{
  background:#fff;
  border:1px solid var(--line-dark);
  border-radius:var(--r-card);
  padding:24px 22px;
  box-shadow:0 4px 16px rgba(36,26,76,.07);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.step-item:hover{
  transform:translateY(-6px);
  border-color:rgba(70,224,200,.75);
  box-shadow:0 14px 32px rgba(36,26,76,.14);
}
.step-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:40px;
  height:40px;
  border-radius:12px;
  background:rgba(108,76,224,.12);
  color:var(--primary-deep);
  font-weight:800;
  font-size:16px;
  margin-bottom:16px;
}
.step-item h3{
  font-size:1.02rem;
  font-weight:600;
  color:var(--text-dark);
  margin-bottom:8px;
}
.step-item p{
  font-size:15px;
  color:var(--muted-dark);
  line-height:1.8;
}

/* ---------- 场景卡 ---------- */
.scene-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;
}
.scene-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px 22px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.scene-card:hover{
  transform:translateY(-6px);
  border-color:var(--cyan);
  box-shadow:var(--sh-2);
}
.scene-icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:46px;
  height:46px;
  border-radius:14px;
  background:rgba(70,224,200,.12);
  color:var(--cyan);
  font-size:18px;
  margin-bottom:16px;
}
.scene-card h3{font-size:1.02rem;font-weight:600;margin-bottom:10px;}
.scene-card p{font-size:15px;color:var(--muted);line-height:1.8;}

/* ---------- 状态表 ---------- */
.table-wrap{
  overflow-x:auto;
  -webkit-overflow-scrolling:touch;
  border-radius:var(--r-card);
  border:1px solid var(--line);
  background:var(--card);
  box-shadow:var(--sh-1);
}
.status-table{
  width:100%;
  min-width:680px;
  border-collapse:collapse;
  font-size:15px;
}
.status-table th{
  text-align:left;
  padding:16px 22px;
  font-size:14px;
  font-weight:600;
  letter-spacing:.04em;
  color:var(--muted);
  background:rgba(108,76,224,.16);
  white-space:nowrap;
}
.status-table td{
  padding:18px 22px;
  border-top:1px solid var(--line);
  color:var(--text);
  vertical-align:middle;
}
.status-table tbody tr{transition:background .25s ease;}
.status-table tbody tr:hover{background:rgba(255,255,255,.035);}
.status-table .cell-name{font-weight:600;}
.status-table .cell-note{color:var(--muted);font-size:14px;}
.table-foot{
  margin-top:16px;
  font-size:14px;
  color:var(--weak);
}

/* ---------- FAQ ---------- */
.faq .accordion-item{
  background:#fff;
  border:1px solid var(--line-dark);
  border-radius:var(--r-card) !important;
  margin-bottom:8px;
  overflow:hidden;
  box-shadow:0 4px 16px rgba(36,26,76,.06);
}
.faq .accordion-button{
  background:#fff;
  color:var(--text-dark);
  font-size:16px;
  font-weight:600;
  padding:20px 24px;
  box-shadow:none;
}
.faq .accordion-button:not(.collapsed){
  background:rgba(108,76,224,.09);
  color:var(--primary-deep);
  border-left:3px solid var(--cyan);
  box-shadow:none;
}
.faq .accordion-button:focus{
  box-shadow:none;
  border-color:transparent;
}
.faq .accordion-button::after{
  background-image:none;
  content:"\f078";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:13px;
  color:var(--primary-deep);
  width:auto;
  height:auto;
  transform:none;
  transition:transform .25s ease;
  display:flex;
  align-items:center;
}
.faq .accordion-button:not(.collapsed)::after{
  transform:rotate(180deg);
  color:var(--primary-deep);
}
.faq .accordion-body{
  padding:4px 24px 22px;
  font-size:15px;
  line-height:1.85;
  color:var(--muted-dark);
}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;
  padding:56px 0;
  background:linear-gradient(120deg,#2E1E6B 0%,#140E2B 72%);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(rgba(255,255,255,.14) 1px,transparent 1px);
  background-size:34px 34px;
  opacity:.5;
  pointer-events:none;
}
.cta-band .container{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-band h2{
  font-size:clamp(1.35rem,2.4vw,1.9rem);
  font-weight:700;
  margin-bottom:8px;
}
.cta-band p{
  font-size:15px;
  color:var(--muted);
  max-width:560px;
}
.cta-band .cta-side{text-align:right;}
.cta-note{
  display:block;
  margin-top:10px;
  font-size:14px;
  color:var(--weak);
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#0F0A21;
  border-top:1px solid var(--line);
  padding:72px 0 0;
  color:var(--muted);
  font-size:15px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:800;
  color:var(--text);
  margin-bottom:14px;
}
.footer-brand .brand-mark{width:30px;height:30px;}
.site-footer p{line-height:1.85;color:var(--muted);}
.site-footer h4{
  color:var(--text);
  font-size:16px;
  font-weight:700;
  margin-bottom:18px;
}
.footer-links{
  display:flex;
  flex-direction:column;
  gap:10px;
}
.footer-links a{
  color:var(--muted);
  transition:color .25s ease,padding-left .25s ease;
}
.footer-links a:hover{color:var(--cyan);padding-left:4px;}
.footer-contact{
  list-style:none;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.footer-contact li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  line-height:1.7;
}
.footer-contact i{color:var(--cyan);margin-top:6px;font-size:13px;}
.footer-bottom{
  margin-top:56px;
  border-top:1px solid var(--line);
  padding:22px 0;
  display:flex;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  font-size:14px;
  color:var(--weak);
}
.footer-bottom p{color:var(--weak);font-size:14px;}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  :root{--sec-pad:80px;}
  .scene-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:991.98px){
  :root{--sec-pad:64px;}
  body{font-size:16px;}
  .nav-links,.header-actions{display:none;}
  .nav-toggle{display:inline-flex;margin-left:auto;}
  .header-inner{min-height:66px;}
  .brand{font-size:16px;}
  .page-hero{padding:48px 0 60px;}
  .hero-lead{font-size:16px;}
  .channel-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band .cta-side{text-align:left;}
}
@media (max-width:767.98px){
  :root{--sec-pad:48px;}
  .scene-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .cta-band{padding:44px 0;}
  .cta-band .btn{width:100%;}
  .cta-band .cta-side{width:100%;}
}
@media (max-width:519.98px){
  .container{padding:0 16px;}
  .hero-title{font-size:1.72rem;}
  .entry-card{padding:20px;}
  .channel-body{padding:18px 18px 20px;}
  .section-head{margin-bottom:28px;}
}

/* roulang page: category2 */
:root{
  --bg-deep:#140E2B;
  --panel:#1D1540;
  --card:#241A4C;
  --light:#F7F5FF;
  --primary:#6C4CE0;
  --primary-dark:#4527A8;
  --accent:#FF7A45;
  --accent-hover:#FF925F;
  --cyan:#46E0C8;
  --text-light:#F2EFFA;
  --text-dark:#241A4C;
  --text-sub:#B6AED6;
  --text-sub-dark:#6B6390;
  --muted:#8C84B4;
  --line:rgba(255,255,255,.10);
  --line-dark:rgba(36,26,76,.12);
  --glow:rgba(108,76,224,.35);
  --r-card:20px;
  --r-img:16px;
  --r-input:12px;
  --r-pill:999px;
  --r-badge:8px;
  --sh-1:0 4px 16px rgba(20,14,43,.28);
  --sh-2:0 14px 32px rgba(20,14,43,.42);
  --sh-btn:0 6px 18px rgba(255,122,69,.32);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--text-light);
  background:var(--bg-deep);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--cyan);text-decoration:none;transition:color .25s ease,border-color .25s ease;}
a:hover{color:var(--accent);}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 20px;
}
@media (min-width:1400px){:root{--container:1280px;}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;
  padding:13px 26px;border-radius:var(--r-pill);
  border:1px solid transparent;cursor:pointer;
  transition:all .25s ease;white-space:nowrap;
}
.btn-accent{background:var(--accent);color:#231000;box-shadow:var(--sh-btn);}
.btn-accent:hover,.btn-accent:focus{background:var(--accent-hover);color:#231000;transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,122,69,.42);}
.btn-ghost{background:transparent;color:var(--text-light);border-color:rgba(255,255,255,.24);}
.btn-ghost:hover,.btn-ghost:focus{color:var(--cyan);border-color:var(--cyan);}
.btn-outline-dark{background:transparent;color:var(--text-dark);border-color:rgba(36,26,76,.22);}
.btn-outline-dark:hover,.btn-outline-dark:focus{color:var(--primary-dark);border-color:var(--primary);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-block{width:100%;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(20,14,43,.92);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(140%) blur(8px);
}
.nav-wrap{
  display:flex;align-items:center;gap:28px;
  min-height:74px;
}
.logo{
  display:inline-flex;align-items:center;gap:10px;
  font-size:18px;font-weight:800;letter-spacing:.01em;
  color:var(--text-light);
}
.logo:hover{color:var(--text-light);}
.brand-mark{width:30px;height:30px;flex:0 0 30px;}
.nav-links{
  display:flex;align-items:center;gap:26px;
  margin-left:auto;
}
.nav-links a{
  position:relative;
  font-size:15px;color:var(--text-sub);
  padding:6px 0;
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;
  width:0;height:2px;background:var(--cyan);
  transition:width .25s ease;
}
.nav-links a:hover{color:var(--text-light);}
.nav-links a:hover::after{width:100%;}
.nav-links a.active{color:var(--text-light);font-weight:600;}
.nav-links a.active::after{width:100%;}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;margin-left:auto;
  background:rgba(255,255,255,.05);color:var(--text-light);
  border:1px solid var(--line);border-radius:var(--r-input);
  font-size:18px;cursor:pointer;
}
.nav-toggle:hover{border-color:var(--cyan);color:var(--cyan);}
.offcanvas{background:var(--panel);color:var(--text-light);width:320px;}
.offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px;}
.offcanvas-title{font-size:16px;font-weight:700;}
.offcanvas-body{padding:18px 20px 110px;position:relative;}
.mobile-links{display:flex;flex-direction:column;gap:4px;}
.mobile-links a{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 14px;border-radius:var(--r-input);
  color:var(--text-sub);font-size:16px;
  border:1px solid transparent;
}
.mobile-links a:hover{background:var(--card);color:var(--text-light);border-color:var(--line);}
.mobile-links a.active{color:var(--text-light);background:var(--card);border-color:rgba(70,224,200,.4);}
.mobile-cta{
  position:absolute;left:0;right:0;bottom:0;padding:16px 20px;
  background:linear-gradient(180deg,rgba(29,21,64,0) 0%,rgba(29,21,64,1) 40%);
}
.btn-close{filter:invert(1) grayscale(1) brightness(1.6);}

/* ---------- 面包屑 ---------- */
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--text-sub);
  padding:22px 0 0;
}
.crumb a{color:var(--text-sub);}
.crumb a:hover{color:var(--cyan);}
.crumb span.sep{color:var(--muted);}
.crumb .current{color:var(--cyan);}

/* ---------- banner ---------- */
.page-banner{
  position:relative;
  padding:64px 0 76px;
  background-image:linear-gradient(115deg,rgba(20,14,43,.94) 0%,rgba(20,14,43,.72) 46%,rgba(69,39,168,.62) 100%),url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-banner::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.5) 1px,transparent 1px);
  background-size:34px 34px;
  opacity:.14;pointer-events:none;
}
.page-banner .container{position:relative;z-index:2;}
.banner-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.04em;font-weight:600;
  color:#062A25;background:var(--cyan);
  padding:6px 14px;border-radius:var(--r-badge);
  margin-bottom:20px;
}
.page-banner h1{
  font-size:clamp(2.1rem,4.6vw,3.4rem);
  font-weight:800;line-height:1.2;
  max-width:900px;
}
.banner-lead{
  margin-top:16px;max-width:720px;
  font-size:17px;color:var(--text-sub);
}
.banner-stats{
  display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;
}
.banner-stats span{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;color:var(--text-light);
  padding:8px 16px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.06);
  border:1px solid var(--line);
}
.banner-stats i{color:var(--cyan);}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;}
.section-light{background:var(--light);color:var(--text-dark);}
.section-light p{color:var(--text-sub-dark);}
.section-head{margin-bottom:32px;}
.section-head .eyebrow{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:.04em;
  color:var(--cyan);margin-bottom:10px;
}
.section-light .section-head .eyebrow{color:var(--primary-dark);}
.section-head h2{
  font-size:clamp(1.5rem,2.8vw,2.25rem);
  font-weight:700;
}
.section-head .desc{margin-top:12px;max-width:720px;font-size:16px;color:var(--text-sub);}
.section-light .section-head .desc{color:var(--text-sub-dark);}

/* ---------- 要点条 ---------- */
.assure{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background:var(--panel);
}
.assure-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:0;
}
.assure-item{
  padding:30px 22px;
  border-right:1px solid var(--line);
}
.assure-item:last-child{border-right:none;}
.assure-item i{
  font-size:20px;color:var(--cyan);margin-bottom:12px;display:block;
}
.assure-item h3{font-size:1.05rem;font-weight:600;margin-bottom:8px;}
.assure-item p{font-size:14px;color:var(--text-sub);line-height:1.7;}

/* ---------- 横向条目列表 ---------- */
.route-list{display:flex;flex-direction:column;gap:18px;}
.route-item{
  display:grid;
  grid-template-columns:120px 1fr auto;
  gap:22px;align-items:center;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:20px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.route-item:hover{
  transform:translateY(-6px);
  border-color:var(--cyan);
  box-shadow:var(--sh-2);
}
.route-thumb{
  width:120px;height:120px;
  border-radius:var(--r-img);
  overflow:hidden;
  background:var(--panel);
}
.route-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .25s ease;}
.route-item:hover .route-thumb img{transform:scale(1.03);}
.route-body h3{
  font-size:1.15rem;font-weight:600;margin-bottom:8px;
}
.route-body p{
  font-size:15px;color:var(--text-sub);max-width:660px;
}
.route-meta{
  display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;
}
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;letter-spacing:.04em;font-weight:600;
  padding:5px 11px;border-radius:var(--r-badge);
}
.badge-cyan{background:rgba(70,224,200,.14);color:var(--cyan);border:1px solid rgba(70,224,200,.36);}
.badge-accent{background:rgba(255,122,69,.14);color:var(--accent);border:1px solid rgba(255,122,69,.36);}
.badge-violet{background:rgba(108,76,224,.20);color:#C9BAFF;border:1px solid rgba(108,76,224,.46);}
.route-arrow{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:50%;
  border:1px solid var(--line);color:var(--text-sub);
  transition:all .25s ease;
}
.route-item:hover .route-arrow{
  background:var(--accent);color:#231000;border-color:var(--accent);
}

/* ---------- 中部 CTA ---------- */
.cta-mid{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,var(--primary-dark) 0%,var(--primary) 58%,#7B5BF0 100%);
  border-radius:var(--r-card);
  padding:44px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:var(--sh-2);
}
.cta-mid::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.55) 1px,transparent 1px);
  background-size:30px 30px;opacity:.18;pointer-events:none;
}
.cta-mid > *{position:relative;z-index:2;}
.cta-mid h2{font-size:clamp(1.35rem,2.4vw,1.85rem);font-weight:700;}
.cta-mid p{margin-top:10px;font-size:15px;color:rgba(242,239,250,.86);}

/* ---------- 步骤 ---------- */
.steps{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
}
.step-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:26px 22px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.step-card:hover{transform:translateY(-6px);border-color:var(--cyan);box-shadow:var(--sh-2);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:50%;
  background:rgba(255,122,69,.16);color:var(--accent);
  border:1px solid rgba(255,122,69,.4);
  font-weight:700;font-size:15px;margin-bottom:16px;
}
.step-card h3{font-size:1.05rem;font-weight:600;margin-bottom:8px;}
.step-card p{font-size:14px;color:var(--text-sub);line-height:1.7;}

/* ---------- 场景卡 ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.scene-card{
  background:#fff;
  border:1px solid var(--line-dark);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.scene-card:hover{transform:translateY(-6px);border-color:var(--primary);box-shadow:var(--sh-2);}
.scene-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.scene-body{padding:22px;}
.scene-body h3{font-size:1.05rem;font-weight:600;color:var(--text-dark);margin-bottom:10px;}
.scene-body p{font-size:15px;line-height:1.75;}
.scene-body .scene-foot{
  display:flex;align-items:center;justify-content:space-between;
  margin-top:18px;padding-top:16px;border-top:1px solid var(--line-dark);
}
.scene-body .scene-foot .tag{
  font-size:13px;font-weight:600;letter-spacing:.04em;
  color:var(--primary-dark);background:rgba(108,76,224,.10);
  padding:5px 11px;border-radius:var(--r-badge);
}
.scene-body .scene-foot a{font-size:14px;font-weight:600;color:var(--primary-dark);}
.scene-body .scene-foot a:hover{color:var(--accent);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-group{background:#fff;border-radius:var(--r-card);padding:18px;border:1px solid var(--line-dark);}
.accordion-item{
  background:transparent;border:none;margin-bottom:8px;
}
.accordion-item:last-child{margin-bottom:0;}
.accordion-button{
  width:100%;text-align:left;
  background:rgba(108,76,224,.06);
  color:var(--text-dark);
  font-size:16px;font-weight:600;
  padding:18px 20px;
  border-radius:var(--r-input) !important;
  box-shadow:none !important;
  border-left:3px solid transparent;
  transition:all .25s ease;
}
.accordion-button:not(.collapsed){
  background:rgba(108,76,224,.12);
  color:var(--primary-dark);
  border-left-color:var(--cyan);
}
.accordion-button::after{
  background-image:none;
  content:"\f078";
  font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:12px;color:var(--primary-dark);
  width:auto;height:auto;transform:none;
  transition:transform .25s ease;
}
.accordion-button:not(.collapsed)::after{transform:rotate(180deg);}
.accordion-body{
  padding:14px 22px 20px;
  font-size:15px;line-height:1.8;color:var(--text-sub-dark);
}

/* ---------- 底部 CTA ---------- */
.cta-bottom{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,var(--bg-deep) 0%,var(--panel) 52%,#2A1B5E 100%);
  border-top:1px solid var(--line);
  padding:56px 0 40px;
}
.cta-bottom::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.5) 1px,transparent 1px);
  background-size:36px 36px;opacity:.12;pointer-events:none;
}
.cta-bottom .container{position:relative;z-index:2;}
.cta-bottom-inner{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;}
.cta-bottom h2{font-size:clamp(1.4rem,2.6vw,2rem);font-weight:700;}
.cta-bottom p{margin-top:10px;font-size:15px;color:var(--text-sub);max-width:640px;}
.cta-bottom .hint{font-size:13px;color:var(--muted);margin-top:10px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg-deep);
  border-top:1px solid var(--line);
  padding:64px 0 0;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;
}
.footer-brand{
  display:flex;align-items:center;gap:10px;
  font-size:17px;font-weight:800;color:var(--text-light);
  margin-bottom:16px;
}
.footer-brand .brand-mark{width:28px;height:28px;flex:0 0 28px;}
.site-footer p{font-size:14px;color:var(--text-sub);line-height:1.8;}
.site-footer h4{font-size:15px;font-weight:700;color:var(--text-light);margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{font-size:14px;color:var(--text-sub);}
.footer-links a:hover{color:var(--cyan);}
.footer-contact{display:flex;flex-direction:column;gap:12px;}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:var(--text-sub);line-height:1.7;}
.footer-contact i{color:var(--cyan);margin-top:5px;}
.footer-bottom{
  margin-top:48px;padding:22px 0;
  border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{font-size:13px;color:var(--muted);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .assure-grid{grid-template-columns:repeat(2,1fr);}
  .assure-item:nth-child(2){border-right:none;}
  .assure-item:nth-child(1),.assure-item:nth-child(2){border-bottom:1px solid var(--line);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .scene-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:1100px){
  .nav-links{display:none;}
  .nav-actions{display:none;}
  .nav-toggle{display:inline-flex;}
}
@media (max-width:991px){
  .section{padding:64px 0;}
  .page-banner{padding:48px 0 60px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .section{padding:48px 0;}
  .assure-grid{grid-template-columns:1fr;}
  .assure-item{border-right:none;border-bottom:1px solid var(--line);}
  .assure-item:last-child{border-bottom:none;}
  .route-item{grid-template-columns:1fr;gap:16px;padding:18px;}
  .route-thumb{width:100%;height:170px;}
  .route-arrow{display:none;}
  .route-body p{max-width:none;}
  .cta-mid{flex-direction:column;align-items:flex-start;padding:32px 24px;text-align:left;}
  .cta-mid .btn{width:100%;}
  .steps{grid-template-columns:1fr;}
  .scene-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .cta-bottom-inner{flex-direction:column;align-items:flex-start;}
  .cta-bottom-inner .btn{width:100%;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .nav-wrap{min-height:66px;}
  .logo{font-size:16px;}
  .page-banner h1{font-size:1.85rem;}
  .banner-stats span{font-size:13px;padding:7px 12px;}
  .faq-group{padding:12px;}
  .accordion-button{font-size:15px;padding:15px 16px;}
  .accordion-body{padding:12px 16px 18px;}
}