/* roulang page: index */
:root{
  --page-bg:#070b1f;
  --panel:#111b3a;
  --card-bg:#131f40;
  --glass:rgba(17, 29, 62, 0.64);
  --glass-deep:rgba(12, 20, 44, 0.92);
  --line:rgba(190,225,255,0.14);
  --text-hi:#eef4ff;
  --text-sec:#b4c2de;
  --text-mut:#8190b2;
  --blue:#409cff;
  --cyan:#61e1ff;
  --violet:#7b6cff;
  --amber:#ffb45b;
  --success:#2ee6a8;
  --danger:#ff5d74;
  --btn-blue:#2e8fff;
  --btn-violet:#6a4dff;
  --shadow:0 20px 50px rgba(0,0,0,0.32);
  --glow:0 0 24px rgba(64,156,255,0.42);
  --glow-strong:0 0 36px rgba(64,156,255,0.58);
  --radius-lg:20px;
  --radius-md:14px;
  --radius-max:999px;
  --font: PingFang SC, Microsoft YaHei, HarmonyOS Sans, Noto Sans CJK SC, Arial, sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{
  scroll-behavior:smooth;
  scroll-padding-top:96px;
}
body{
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--text-hi);
  background-color:var(--page-bg);
  background-image:radial-gradient(rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size:24px 24px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block}
button{font-family:inherit;border:none;background:none;cursor:pointer;color:inherit}
input,select,textarea{font-family:inherit;font-size:1rem}
ul,ol{list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--cyan);
  outline-offset:4px;
}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 28px}
.section{padding:68px 0}
.section-caption{max-width:640px;color:var(--text-mut);margin-top:10px}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:40px}
.section-head .link-view-all{display:inline-flex;align-items:center;gap:6px;color:var(--text-mut);font-size:.92rem;padding:6px 2px;transition:color .2s}
.section-head .link-view-all:hover{color:var(--cyan)}
.section-title{font-size:clamp(1.75rem,4vw,2.75rem);line-height:1.2;font-weight:800;letter-spacing:-0.01em}
.section-title .light{background:linear-gradient(120deg,var(--blue),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;height:50px;padding:0 28px;border-radius:var(--radius-max);
  font-weight:700;font-size:1rem;line-height:1;letter-spacing:.01em;
  transition:background .2s,color .2s,border-color .2s,box-shadow .2s,transform .2s,opacity .2s;
  will-change:transform;
}
.btn-primary{
  background:linear-gradient(90deg,#2e8fff,#6a4dff);
  color:#fff;
  box-shadow:var(--glow);
}
.btn-primary:hover{box-shadow:var(--glow-strong);border:1px solid rgba(255,255,255,.25);filter:brightness(1.06)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 18px rgba(64,156,255,.36)}
.btn-ghost{
  background:rgba(255,255,255,.04);
  border:1px solid rgba(190,225,255,.28);
  color:#fff;
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);box-shadow:0 0 20px rgba(97,225,255,.15)}
.btn-amber{
  background:linear-gradient(120deg,#ffbd70,#ff9a62);
  color:#241200;
  box-shadow:0 10px 30px rgba(255,165,80,.26);
}
.btn-amber:hover{box-shadow:0 0 36px rgba(255,180,91,.46);filter:brightness(1.05)}
.btn-ghost:active,.btn-amber:active,.btn-primary:active{transform:translateY(1px)}
.btn-lg{height:60px;padding:0 40px;font-size:1.06rem}
.link-text{color:var(--amber);font-weight:600}
.link-text:hover{color:var(--cyan)}

/* Header */
.site-header{
  position:fixed;top:0;left:0;width:100%;height:76px;z-index:100;
  transition:background .3s,box-shadow .3s,border-color .3s;
  border-bottom:1px solid transparent;
}
.site-header.scrolled{
  background:rgba(12,20,44,.82);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border-bottom-color:var(--line);
  box-shadow:0 12px 35px rgba(0,0,0,.32);
}
.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:inline-flex;align-items:center;gap:12px;padding:8px 0}
.brand-mark{
  width:36px;height:36px;flex:0 0 auto;border-radius:12px;
  display:grid;place-items:center;background:linear-gradient(135deg,var(--blue),var(--violet));
  color:#fff;font-weight:800;font-size:1.04rem;box-shadow:0 0 20px rgba(64,156,255,.35);
}
.brand-text{display:flex;align-items:center;gap:8px;font-size:1.12rem;font-weight:800;letter-spacing:.02em;color:var(--text-hi);white-space:nowrap}
.brand-badge{
  padding:2px 8px;border-radius:999px;font-size:.62rem;font-weight:700;color:#060b1b;
  background:linear-gradient(120deg,var(--cyan),#7ad4ff);letter-spacing:.02em;
}
.main-nav{display:flex;align-items:center;gap:30px}
.nav-link{
  position:relative;display:inline-flex;align-items:center;padding:10px 2px;
  color:var(--text-sec);font-weight:500;font-size:.98rem;transition:color .2s;
}
.nav-link:hover{color:#fff}
.nav-link.active{color:#fff}
.nav-link.active::after{
  content:"";position:absolute;left:0;bottom:-2px;width:100%;height:2px;
  background:linear-gradient(90deg,var(--blue),var(--cyan));border-radius:999px;
  box-shadow:0 0 12px rgba(97,225,255,.85);
}
.nav-download{
  background:linear-gradient(90deg,#2e8fff,#6a4dff);border-radius:999px;
  color:#fff;width:auto;font-weight:700;padding:0 20px;display:inline-flex;align-items:center;
  height:40px;font-size:.9rem;box-shadow:0 0 20px rgba(64,156,255,.28);transition:box-shadow .2s,filter .2s;
}
.nav-download:hover{box-shadow:0 0 32px rgba(97,225,255,.45);filter:brightness(1.07)}
.nav-actions{display:flex;align-items:center;gap:12px}
.menu-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;color:#fff;position:relative;z-index:120}
.menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{
  display:block;width:22px;height:2px;background:#fff;border-radius:2px;transition:transform .3s,opacity .3s;content:"";
  position:relative;
}
.menu-toggle span::before{position:absolute;top:-7px;left:0}
.menu-toggle span::after{position:absolute;top:7px;left:0}
.menu-toggle.open span{background:transparent}
.menu-toggle.open span::before{transform:rotate(45deg);top:0}
.menu-toggle.open span::after{transform:rotate(-45deg);top:0}

/* Hero */
.hero{
  position:relative;min-height:92vh;display:flex;align-items:center;
  padding:148px 0 84px;overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;z-index:0;
  background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  opacity:.35;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(90deg,rgba(7,11,31,.92) 0%,rgba(7,11,31,.84) 48%,rgba(7,11,31,.55) 100%),
    linear-gradient(180deg,rgba(7,11,31,.3) 0%,#070b1f 100%);
}
.hero-glow-1,.hero-glow-2{position:absolute;border-radius:50%;filter:blur(60px);pointer-events:none;z-index:0}
.hero-glow-1{left:10%;top:-70px;width:420px;height:420px;background:rgba(64,156,255,.16)}
.hero-glow-2{right:-10%;bottom:-80px;width:520px;height:520px;background:rgba(123,108,255,.14)}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:44% 1fr;gap:40px;align-items:center;width:100%}
.hero-kicker{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;background:var(--glass);border:1px solid var(--line);color:var(--cyan);font-size:.85rem;margin-bottom:30px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.hero-kicker .dot{width:7px;height:7px;border-radius:50%;background:var(--success);box-shadow:0 0 12px rgba(46,230,168,.8)}
.hero-title{font-size:clamp(2.5rem,6vw,4rem);font-weight:800;line-height:1.18;letter-spacing:-0.01em}
.hero-title .block{background:linear-gradient(105deg,var(--blue),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{margin-top:22px;max-width:540px;font-size:1.08rem;color:var(--text-sec);line-height:1.85}
.hero-cta{display:flex;flex-wrap:wrap;gap:16px;margin-top:32px}
.hero-trust{display:flex;flex-wrap:wrap;gap:12px 30px;margin-top:46px;padding-top:26px;border-top:1px solid var(--line)}
.trust-item{display:inline-flex;align-items:center;gap:9px;color:var(--text-sec);font-size:.92rem}
.trust-item svg{width:18px;height:18px;color:var(--success);flex:0 0 auto}
.trust-item strong{color:#fff;font-weight:700}

/* Phone composite */
.phone-media{position:relative;min-height:560px}
.phone-card{
  position:absolute;width:230px;aspect-ratio:9/16;border-radius:22px;overflow:hidden;
  border:1px solid rgba(255,255,255,.12);box-shadow:0 28px 70px rgba(0,0,0,.48);
  background:#0d1631;
}
.phone-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.phone-card .card-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,8,22,0) 45%,rgba(5,8,22,.78) 100%)}
.phone-card .top-tag{
  position:absolute;left:14px;top:14px;z-index:3;padding:6px 12px;border-radius:999px;
  background:rgba(12,20,44,.6);color:#fff;font-size:.72rem;font-weight:700;letter-spacing:.03em;
  border:1px solid rgba(255,255,255,.14);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.phone-card .top-tag.hot{background:rgba(255,180,91,.12);border-color:rgba(255,180,91,.35);color:var(--amber)}
.phone-card .bottom-text{position:absolute;left:16px;right:14px;bottom:16px;color:#fff}
.phone-card .bottom-text p{font-size:.78rem;color:rgba(255,255,255,.75);line-height:1.5;margin-top:4px}
.phone-card .bottom-text strong{font-size:.95rem;display:block;line-height:1.4}
.phone-card-one{left:0;top:150px;transform:rotate(-7deg);z-index:1}
.phone-card-two{left:22%;top:64px;transform:rotate(2deg);z-index:3;-webkit-backdrop-filter:blur(8px)}
.phone-card-three{right:0;top:178px;transform:rotate(8deg);z-index:2}
.phone-play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:60px;height:60px;border-radius:50%;
  background:rgba(12,20,44,.45);border:1px solid rgba(255,255,255,.42);z-index:4;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  display:grid;place-items:center;color:#fff;
}
.phone-play::after{content:"";width:0;height:0;border-top:8px solid transparent;border-bottom:8px solid transparent;border-left:13px solid #fff;margin-left:4px}

/* Trust strip */
.trust-strip{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-top:-18px;
  background:rgba(17,29,62,.32);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);position:relative;z-index:5;
}
.trust-strip-inner{display:flex;flex-wrap:wrap;justify-content:space-between;gap:20px 34px;padding:24px 0}
.trust-strip-item{display:flex;align-items:center;gap:10px;color:var(--text-hi);font-size:1rem;font-weight:600}
.trust-strip-item svg{width:20px;height:20px;color:var(--cyan)}

/* Hot videos */
.video-scroll{
  display:grid;grid-auto-flow:column;grid-auto-columns:248px;gap:18px;
  overflow-x:auto;overscroll-behavior-x:contain;padding:8px 2px 18px;
  scroll-snap-type:x mandatory;scrollbar-width:thin;
}
.video-scroll::-webkit-scrollbar{height:8px}
.video-scroll::-webkit-scrollbar-thumb{background:rgba(97,225,255,.25);border-radius:999px}
.video-scroll::-webkit-scrollbar-track{background:rgba(255,255,255,.03);border-radius:999px}
.video-card{
  scroll-snap-align:start;position:relative;aspect-ratio:3/4;border-radius:20px;overflow:hidden;
  border:1px solid rgba(255,255,255,.1);box-shadow:0 18px 45px rgba(0,0,0,.25);
  transition:transform .35s,box-shadow .35s;
}
.video-card:hover{transform:translateY(-6px);box-shadow:0 28px 60px rgba(0,0,0,.45)}
.video-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.video-card:hover img{transform:scale(1.04)}
.video-card .shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,0) 35%,rgba(0,0,0,.5) 75%,rgba(4,8,22,.9) 100%)}
.video-card .label{
  position:absolute;left:14px;top:14px;z-index:3;display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;background:rgba(13,22,49,.56);
  border:1px solid rgba(255,255,255,.2);color:#fff;font-size:.73rem;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.video-card .label.yellow-label{border-color:rgba(255,180,91,.45);color:var(--amber)}
.video-card .meta{
  position:absolute;left:16px;right:16px;bottom:16px;z-index:3;
}
.video-card .meta h3{color:#fff;font-size:1rem;font-weight:700;line-height:1.45}
.video-card .meta .card-line{color:rgba(255,255,255,.7);font-size:.78rem;margin-top:7px;display:flex;align-items:center;gap:8px}
.video-card .cover-play{
  position:absolute;left:50%;top:48%;transform:translate(-50%,-50%) scale(.8);z-index:4;width:62px;height:62px;border-radius:50%;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.45);color:#fff;
  display:grid;place-items:center;opacity:0;transition:opacity .35s,transform .35s;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.video-card:hover .cover-play{opacity:1;transform:translate(-50%,-50%) scale(1)}
.cover-play svg{width:22px;height:22px;margin-left:4px}
.video-card .duration{position:absolute;right:12px;bottom:72px;z-index:4;background:rgba(0,0,0,.55);color:#fff;padding:2px 8px;border-radius:6px;font-size:.7rem}
.video-card .view{display:inline-flex;align-items:center;gap:5px}

/* Rank list */
.rank-section{position:relative}
.rank-section::before{content:"";position:absolute;right:-10%;top:0;width:460px;height:460px;background:rgba(123,108,255,.13);filter:blur(80px);border-radius:50%;pointer-events:none}
.rank-panel{
  background:linear-gradient(135deg,rgba(20,32,68,.82),rgba(13,20,44,.94));
  border:1px solid rgba(190,225,255,.1);border-radius:26px;padding:32px 34px;
  box-shadow:0 24px 70px rgba(0,0,0,.3);position:relative;overflow:hidden;
}
.rank-panel::before{content:"";position:absolute;inset:0 0 auto 0;height:1px;background:linear-gradient(90deg,transparent,rgba(97,225,255,.55),transparent)}
.rank-item{
  display:grid;grid-template-columns:120px 104px 1fr auto;gap:24px;align-items:center;padding:26px 0;
  border-bottom:1px solid rgba(255,255,255,.06);transition:background .25s,border-color .25s;
}
.rank-item:last-child{border-bottom:none;padding-bottom:10px}
.rank-item:hover{border-color:rgba(64,156,255,.18)}
.rank-num{
  font-size:clamp(3.4rem,7vw,5.6rem);line-height:.9;font-weight:800;color:transparent;
  background:linear-gradient(120deg,rgba(64,156,255,.9),rgba(97,225,255,.35),rgba(123,108,255,.25));
  -webkit-background-clip:text;background-clip:text;max-width:110px;font-family:Arial,DIN Alternate,sans-serif;
}
.rank-thumb{
  width:100px;height:134px;border-radius:16px;overflow:hidden;border:1px solid var(--line);box-shadow:0 10px 30px rgba(0,0,0,.3);
}
.rank-thumb img{width:100%;height:100%;object-fit:cover}
.rank-name{font-size:1.25rem;font-weight:800;line-height:1.4}
.rank-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.tag-chip{
  display:inline-flex;align-items:center;gap:5px;padding:4px 12px;border-radius:999px;font-size:.75rem;
  color:var(--cyan);border:1px solid rgba(97,225,255,.35);background:rgba(97,225,255,.05);
}
.tag-chip.amber{color:var(--amber);border-color:rgba(255,180,91,.35);background:rgba(255,180,91,.06)}
.rank-desc{color:var(--text-sec);font-size:.9rem;margin-top:10px;line-height:1.7}
.rank-more{display:flex;flex-direction:column;gap:14px;align-items:flex-end}
.rank-score{color:var(--amber);font-weight:800;font-size:1.2rem;letter-spacing:.02em}
.rank-score small{color:var(--text-mut);font-size:.72rem;margin-left:4px;font-weight:600}

/* Reviews */
.reviews-strip{
  display:grid;grid-auto-flow:column;grid-auto-columns:336px;gap:18px;overflow-x:auto;
  padding:8px 2px 20px;scroll-snap-type:x mandatory;overscroll-behavior-x:contain;
}
.reviews-strip::-webkit-scrollbar{height:8px}
.reviews-strip::-webkit-scrollbar-thumb{background:rgba(123,108,255,.3);border-radius:999px}
.review-card{
  scroll-snap-align:start;background:var(--glass);border:1px solid rgba(255,255,255,.1);
  border-radius:18px;padding:24px 22px;transition:transform .3s,background .3s;min-height:190px;
  display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden;
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
}
.review-card::before{content:"";position:absolute;inset:0 0 auto 0;height:1px;background:linear-gradient(90deg,transparent,rgba(97,225,255,.4),transparent)}
.review-card:hover{transform:translateY(-5px);background:rgba(20,34,73,.74)}
.review-top{display:flex;align-items:center;gap:12px}
.avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,#2e8fff,#7b6cff);display:grid;place-items:center;color:#fff;font-weight:700;font-size:.95rem;flex:0 0 auto}
.avatar.mint{background:linear-gradient(135deg,#2ee6a8,#409cff)}
.avatar.pink{background:linear-gradient(135deg,#ffb45b,#ff5d74)}
.review-user{font-weight:700;font-size:.95rem}
.review-source{font-size:.72rem;color:var(--text-mut);margin-top:2px}
.review-stars{color:var(--amber);display:flex;gap:2px;margin-left:auto;font-size:.82rem;letter-spacing:2px}
.review-text{font-size:.9rem;color:var(--text-sec);line-height:1.75;margin-top:18px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.review-foot{display:flex;align-items:center;gap:10px;margin-top:16px;color:var(--text-mut);font-size:.74rem;border-top:1px solid rgba(255,255,255,.06);padding-top:12px}
.review-foot .official{color:var(--success);display:inline-flex;align-items:center;gap:4px}
.review-hint{color:var(--text-mut);font-size:.74rem;margin-top:2px}

/* Download CTA */
.download-cta{
  position:relative;border-radius:32px;overflow:hidden;text-align:center;padding:80px 30px;
  background:url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  border:1px solid var(--line);box-shadow:var(--shadow);
}
.download-cta::before{
  content:"";position:absolute;inset:0;background:
    radial-gradient(circle at 15% 10%,rgba(64,156,255,.2),transparent 55%),
    radial-gradient(circle at 92% 85%,rgba(123,108,255,.3),transparent 55%),
    linear-gradient(120deg,rgba(9,14,36,.97),rgba(12,18,43,.85));
}
.download-cta .inner{position:relative;z-index:2}
.download-title{font-size:clamp(2rem,5vw,3.4rem);font-weight:800;line-height:1.3}
.download-title span{color:var(--amber)}
.download-desc{color:var(--text-sec);max-width:620px;margin:20px auto 0}
.download-platform-card{
  display:inline-flex;gap:6px;padding:6px;background:rgba(9,14,33,.6);border-radius:999px;
  border:1px solid rgba(255,255,255,.12);margin:30px auto 10px;
}
.platform-btn{
  padding:9px 22px;border-radius:999px;color:var(--text-sec);font-weight:600;font-size:.92rem;
  transition:background .25s,color .25s,box-shadow .25s;display:inline-flex;align-items:center;gap:6px;
}
.platform-btn.active{background:linear-gradient(90deg,#2e8fff,#6a4dff);color:#fff;box-shadow:0 4px 22px rgba(64,156,255,.3)}
.platform-btn:hover:not(.active){color:#fff}
.download-tip{color:var(--text-mut);font-size:.92rem;margin:16px auto 0;max-width:480px}
.download-extra{display:flex;justify-content:center;gap:20px 36px;flex-wrap:wrap;margin-top:26px;color:var(--text-mut);font-size:.85rem}
.download-extra span{display:inline-flex;align-items:center;gap:7px}
.download-extra svg{width:17px;height:17px;color:var(--success)}
.cta-buttons{margin-top:32px;display:flex;justify-content:center}
.cta-buttons .btn{min-width:220px}

/* News / CMS */
.news-wrap{display:grid;grid-template-columns:1.02fr 1.35fr;gap:24px;align-items:start}
.news-feature{
  border-radius:22px;overflow:hidden;position:relative;min-height:430px;background:#0e1730;
  border:1px solid var(--line);box-shadow:var(--shadow);display:block;transition:transform .35s,box-shadow .35s;
}
.news-feature:hover{transform:translateY(-5px);box-shadow:0 30px 60px rgba(0,0,0,.42)}
.news-feature img{width:100%;height:100%;min-height:430px;object-fit:cover;position:absolute;inset:0;z-index:0}
.news-feature .shade{position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(7,11,31,.15) 20%,rgba(7,11,31,.98) 100%)}
.news-feature-content{position:relative;z-index:2;display:flex;flex-direction:column;justify-content:flex-end;padding:28px;min-height:430px}
.news-cat{
  display:inline-flex;align-items:center;padding:5px 14px;border-radius:999px;font-size:.75rem;
  color:var(--cyan);background:rgba(97,225,255,.09);border:1px solid rgba(97,225,255,.35);width:max-content;margin-bottom:14px;
}
.news-feature-content h3{font-size:1.54rem;line-height:1.4;font-weight:800}
.news-feature-content p{color:rgba(238,244,255,.72);font-size:.92rem;margin-top:12px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-feature-meta{display:flex;align-items:center;gap:15px;color:var(--text-mut);font-size:.8rem;margin-top:14px}
.news-feature-meta .date{color:var(--text-mut)}
.news-link-more{display:inline-flex;align-items:center;gap:5px;color:var(--cyan);font-size:.88rem;margin-top:16px;transition:color .2s}
.news-link-more:hover{color:#fff}
.news-list{display:flex;flex-direction:column;gap:12px}
.news-row{
  display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:14px;
  background:rgba(255,255,255,.028);border:1px solid rgba(255,255,255,.06);border-radius:16px;
  padding:14px 18px;min-height:86px;transition:background .25s,transform .25s,border-color .25s;
}
.news-row:hover{background:rgba(17,29,62,.75);border-color:rgba(97,225,255,.2);transform:translateX(4px)}
.news-row .news-date-box{width:48px;text-align:center;flex:0 0 48px}
.news-row .news-day{display:block;font-size:1.35rem;font-weight:800;color:var(--cyan);line-height:1.1}
.news-row .news-month{font-size:.7rem;color:var(--text-mut)}
.news-row-main{min-width:0}
.news-row h4{
  font-size:.93rem;font-weight:700;line-height:1.5;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-bottom:6px;color:var(--text-hi);
}
.news-row p{font-size:.8rem;color:var(--text-mut);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.news-row-link{
  display:inline-flex;flex-direction:column;align-items:flex-end;gap:5px;padding:8px;
}
.news-cat-mini{font-size:.66rem;color:var(--amber);border:1px solid rgba(255,180,91,.3);padding:2px 9px;border-radius:999px;white-space:nowrap}
.news-more{display:inline-flex;align-items:center;gap:4px;font-size:.72rem;color:var(--text-mut)}
.news-row:hover .news-more{color:var(--cyan)}
.empty-news{
  grid-column:1/-1;background:rgba(17,29,62,.5);border:1px dashed rgba(255,255,255,.16);
  min-height:300px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--text-mut);
  border-radius:22px;gap:12px;text-align:center;padding:30px;
}
.empty-news svg{width:44px;height:44px;color:var(--cite,var(--text-mut))}

/* FAQ */
.faq-grid{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{
  background:var(--glass);border:1px solid rgba(255,255,255,.09);border-radius:16px;
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);overflow:hidden;transition:border-color .3s,background .3s;
}
.faq-item[open]{border-color:rgba(97,225,255,.18);background:rgba(17,29,62,.85)}
.faq-item summary{
  cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;
  padding:20px 24px;font-size:1rem;font-weight:700;color:var(--text-hi);list-style:none;transition:background .2s;min-height:64px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:rgba(255,255,255,.018)}
.faq-icon{
  width:28px;height:28px;flex:0 0 28px;border-radius:50%;border:1px solid rgba(97,225,255,.5);color:var(--cyan);
  display:grid;place-items:center;font-size:1.2rem;font-weight:300;transition:transform .3s,background .3s,color .3s;
}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:rgba(97,225,255,.09)}
.faq-answer{padding:0 24px 22px;color:var(--text-sec);max-width:760px;font-size:.95rem}
.faq-bottom{text-align:center;margin-top:40px}

/* Footer */
.footer{
  background:#040816;margin-top:70px;border-top:1px solid rgba(255,255,255,.06);padding-top:70px;
}
.footer-grid{
  display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr 1.7fr;gap:32px 40px;padding-bottom:56px;
}
.footer-brand .brand{margin-bottom:14px}
.footer-about{color:var(--text-mut);font-size:.88rem;line-height:1.9;max-width:260px}
.footer-connect{display:flex;gap:10px;margin-top:20px}
.footer-connect a{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;border:1px solid var(--line);color:var(--text-sec);transition:border-color .25s,color .25s,transform .25s;
}
.footer-connect a:hover{color:var(--cyan);border-color:var(--cyan);transform:translateY(-3px)}
.footer-title{font-size:.92rem;font-weight:800;margin-bottom:20px;letter-spacing:.05em;color:#fff}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a,span{color:var(--text-mut);font-size:.86rem;transition:color .2s;display:inline-flex;align-items:center;gap:6px}
.footer-links a:hover{color:var(--cyan)}
.footer-links a .foot-arrow{color:var(--blue);font-size:.9rem;transition:transform .25s}
.footer-links a:hover .foot-arrow{transform:translateX(3px)}
.footer-subscribe{display:flex;gap:10px;margin-top:10px}
.footer-subscribe input{
  flex:1;min-width:0;height:46px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.04);
  padding:0 18px;color:#fff;transition:border-color .2s,box-shadow .2s;
}
.footer-subscribe input:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(97,225,255,.16)}
.footer-subscribe button{height:46px;padding:0 24px;border-radius:999px;background:linear-gradient(90deg,#2e8fff,#6a4dff);color:#fff;font-weight:700;transition:filter .2s,box-shadow .2s}
.footer-subscribe button:hover{box-shadow:var(--glow);filter:brightness(1.06)}
.footer-subscribe-note{font-size:.74rem;color:var(--text-mut);margin-top:12px;line-height:1.7}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.05);padding:24px 0;background:#02040c;
}
.footer-bottom-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}
.footer-bottom-inner span{color:var(--text-mut);font-size:.8rem}
.footer-legal{display:flex;gap:8px;flex-wrap:wrap}
.footer-legal span{padding-right:10px;margin-right:10px;border-right:1px solid rgba(255,255,255,.08);font-size:.78rem}
.footer-legal span:last-child{border-right:none;margin:0;padding:0}

/* Responsive */
@media (max-width:1100px){
  .hero-inner{grid-template-columns:55% 1fr}
  .phone-card-two{left:17%}
}
@media (max-width:992px){
  .site-header{height:64px}
  .nav-wrap{height:64px}
  .main-nav{
    position:fixed;top:0;right:0;height:100vh;width:min(360px,85vw);z-index:110;
    background:var(--glass-deep);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
    border-left:1px solid var(--line);flex-direction:column;align-items:stretch;justify-content:flex-start;
    padding:92px 28px 30px;display:none;gap:6px;overflow-y:auto;box-shadow:-20px 0 50px rgba(0,0,0,.4);
  }
  .main-nav.show{display:flex}
  .nav-link{padding:14px 12px;border-radius:12px;font-size:1.02rem;border-bottom:1px solid rgba(255,255,255,.04)}
  .nav-link:hover{background:rgba(255,255,255,.035)}
  .nav-link.active::after{display:none}
  .nav-link.active{background:linear-gradient(90deg,rgba(64,156,255,.15),transparent)}
  .menu-toggle{display:flex}
  .nav-download-btn-wrap{padding-top:16px;border-top:1px solid rgba(255,255,255,.06)}
  .nav-download-btn-wrap .btn{width:100%;height:46px;margin-top:6px}
  .hero{padding:110px 0 60px}
  .hero-inner{grid-template-columns:100%;gap:56px}
  .hero-media{max-width:660px;margin:0 auto}
  .phone-media{min-height:520px}
  .phone-card-one,.phone-card-two,.phone-card-three{left:8%;right:auto;top:auto}
  .news-wrap{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:40px}
}
@media (max-width:640px){
  body{font-size:.95rem}
  .container{padding:0 20px}
  .section{padding:52px 0}
  .section{margin-bottom:0}
  .section-title{font-size:1.8rem}
  .section-head{margin-bottom:28px}
  .hero{padding:112px 0 40px;min-height:auto}
  .hero-title{font-size:clamp(2.1rem,10vw,2.9rem)}
  .hero-sub{font-size:.96rem;margin-top:18px}
  .hero-cta{flex-direction:column;width:100%}
  .hero-cta .btn{width:100%;height:52px}
  .hero-trust{gap:10px 16px}
  .trust-item{font-size:.84rem;gap:7px}
  .trust-strip-inner{flex-direction:column;gap:12px;padding:18px 0}
  .trust-strip-item{font-size:.88rem}
  .video-scroll{grid-auto-columns:220px}
  .news-feature-content{padding:22px}
  .news-feature-content h3{font-size:1.28rem}
  .rank-panel{padding:20px}
  .rank-item{grid-template-columns:1fr;gap:16px}
  .rank-num{display:none}
  .rank-thumb{width:88px;height:130px}
  .rank-more{flex-direction:row;align-items:center;justify-content:space-between}
  .rank-more .btn{padding:0 18px;height:42px}
  .download-cta{padding:50px 18px}
  .download-platform-card{display:flex;width:100%;flex-wrap:wrap;border-radius:22px}
  .platform-btn{flex:1;justify-content:center;padding:10px 8px;border-radius:16px}
  .reviews-strip{grid-auto-columns:280px}
  .news-feature,.news-feature img,.news-feature-content{min-height:380px}
  .news-row{grid-template-columns:44px 1fr auto;padding:12px 14px;gap:10px}
  .news-row .news-date-box{flex:0 0 44px}
  .news-row-main h4{max-width:180px}
  .news-row p{display:none}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-subscribe{flex-direction:column}
  .footer-subscribe input{width:100%}
  .footer-bottom-inner{flex-direction:column;align-items:center;text-align:center}
  .footer-legal{justify-content:center}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}

/* roulang page: category1 */
:root {
  --bg-body: #070b1f;
  --bg-panel: #111b3a;
  --bg-panel-2: #131f40;
  --glass-bg: rgba(17, 29, 62, 0.64);
  --glass-border: rgba(190, 225, 255, 0.14);
  --text-main: #eef4ff;
  --text-secondary: #b4c2de;
  --text-mut: #8190b2;
  --clr-primary: #409cff;
  --clr-cyan: #61e1ff;
  --clr-purple: #7b6cff;
  --clr-amber: #ffb45b;
  --clr-success: #2ee6a8;
  --clr-danger: #ff5d74;
  --radius-card: 14px;
  --radius-video: 20px;
  --radius-pill: 999px;
  --shadow-card: 0 18px 40px rgba(0, 0, 0, 0.32);
  --shadow-glow: 0 0 24px rgba(64, 156, 255, 0.42);
  --font-cn: "PingFang SC", "Microsoft YaHei", "HarmonyOS Sans", "Noto Sans CJK SC", "Helvetica Neue", Arial, sans-serif;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: var(--font-cn);
  color: var(--text-main);
  background-color: var(--bg-body);
  background-image:
    radial-gradient(circle at 18% -4%, rgba(64, 156, 255, 0.18), transparent 30%),
    radial-gradient(circle at 88% 6%, rgba(123, 108, 255, 0.17), transparent 28%),
    radial-gradient(rgba(190, 225, 255, 0.05) 1px, transparent 1px);
  background-size: auto, auto, 26px 26px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
body.menu-open {
  overflow: hidden;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}
img {
  max-width: 100%;
  display: block;
}
button,
input,
select,
textarea {
  font-family: inherit;
}
.container {
  width: min(1240px, 100% - 48px);
  margin-inline: auto;
}
a:focus-visible,
button:focus-visible,
summary:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--clr-cyan);
  outline-offset: 4px;
  border-radius: 8px;
}
::selection {
  background: rgba(97, 225, 255, 0.28);
  color: #fff;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  border: 0;
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  font-weight: 700;
  min-height: 50px;
  padding: 0 30px;
  transition: box-shadow 0.2s ease, background 0.2s ease, transform 0.2s ease, border-color 0.2s ease, filter 0.2s ease;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(90deg, #2e8fff, #6a4dff);
  color: #fff;
  box-shadow: var(--shadow-glow);
}
.btn-primary:hover {
  filter: brightness(1.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 0 36px rgba(64, 156, 255, 0.6), 0 0 18px rgba(123, 108, 255, 0.45);
}
.btn-primary:active,
.btn-amber:active {
  transform: translateY(1px);
  box-shadow: 0 0 12px rgba(64, 156, 255, 0.3);
}
.btn-ghost {
  background: rgba(17, 29, 62, 0.62);
  color: var(--text-main);
  border: 1px solid rgba(190, 225, 255, 0.2);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.22);
}
.btn-ghost:hover {
  border-color: rgba(97, 225, 255, 0.65);
  color: #fff;
  box-shadow: 0 0 26px rgba(97, 225, 255, 0.22);
}
.btn-amber {
  background: linear-gradient(135deg, #ffc37d, #ff9f4a);
  color: #111;
  box-shadow: 0 0 24px rgba(255, 180, 91, 0.32);
}
.btn-amber:hover {
  filter: brightness(1.08);
  box-shadow: 0 0 34px rgba(255, 180, 91, 0.5);
  border: 1px solid rgba(255, 235, 205, 0.5);
}
.btn-block {
  width: 100%;
}
@media (max-width: 768px) {
  .btn {
    min-height: 48px;
    padding: 0 22px;
  }
}
/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  height: 76px;
  display: flex;
  align-items: center;
  background: transparent;
  transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.site-header.scrolled {
  background: rgba(7, 11, 31, 0.78);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(190, 225, 255, 0.1);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: min(1240px, 100% - 40px);
  margin-inline: auto;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-purple));
  color: #fff;
  font-size: 1.1rem;
  font-weight: 800;
  box-shadow: 0 6px 18px rgba(64, 156, 255, 0.35);
}
.brand-text {
  font-size: 1.26rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  color: var(--text-main);
}
.brand-badge {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--clr-cyan);
  border: 1px solid rgba(97, 225, 255, 0.4);
  border-radius: 999px;
  padding: 2px 8px;
  letter-spacing: 0.08em;
  background: rgba(97, 225, 255, 0.08);
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  padding: 0 15px;
  border-radius: 999px;
  font-size: 0.96rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: color 0.2s ease, background 0.2s ease;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: -1px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--clr-cyan), var(--clr-primary), transparent);
  opacity: 0;
  transform: scaleX(0.5);
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.nav-link:hover {
  color: #fff;
}
.nav-link.active {
  color: #fff;
}
.nav-link.active::after {
  opacity: 1;
  transform: scaleX(1);
  box-shadow: 0 0 12px rgba(97, 225, 255, 0.75);
}
.nav-download-btn-wrap {
  margin-left: 8px;
}
.nav-download {
  min-height: 40px;
  height: 40px;
  padding: 0 22px;
  font-size: 0.9rem;
  background: linear-gradient(90deg, #2e8fff, #6a4dff);
  box-shadow: 0 0 16px rgba(64, 156, 255, 0.28);
}
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid rgba(190, 225, 255, 0.14);
  background: rgba(17, 29, 62, 0.6);
  cursor: pointer;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: var(--text-main);
  position: relative;
  transition: all 0.25s ease;
}
.nav-toggle span::before {
  position: absolute;
  top: -7px;
}
.nav-toggle span::after {
  position: absolute;
  top: 7px;
}
.site-header.nav-open .nav-toggle span {
  background: transparent;
}
.site-header.nav-open .nav-toggle span::before {
  transform: rotate(45deg);
  top: 0;
}
.site-header.nav-open .nav-toggle span::after {
  transform: rotate(-45deg);
  top: 0;
}
@media (max-width: 900px) {
  .site-header,
  .site-header.scrolled {
    height: 64px;
  }
  .nav-toggle {
    display: inline-flex;
    z-index: 1002;
  }
  .brand-text {
    font-size: 1.12rem;
  }
  .brand-mark {
    width: 32px;
    height: 32px;
    border-radius: 10px;
  }
  .brand-badge {
    display: none;
  }
  .main-nav {
    position: fixed;
    top: 63px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    padding: 18px 24px 26px;
    background: rgba(12, 20, 44, 0.94);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(190, 225, 255, 0.12);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
    max-height: calc(100vh - 70px);
    overflow-y: auto;
    z-index: 1001;
  }
  .site-header.nav-open .main-nav {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
  .main-nav .nav-link {
    height: 48px;
    justify-content: flex-start;
    padding: 0 14px;
    font-size: 1rem;
    border-radius: 10px;
  }
  .main-nav .nav-link::after {
    display: none;
  }
  .main-nav .nav-link.active {
    background: rgba(64, 156, 255, 0.14);
  }
  .nav-download-btn-wrap {
    margin: 8px 0 0;
  }
  .nav-download {
    width: 100%;
    min-height: 48px;
  }
}
/* ===== Hero ===== */
.cate-hero {
  position: relative;
  padding: 170px 0 98px;
  margin-top: 0;
  overflow: hidden;
  isolation: isolate;
}
.cate-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center 34%;
  background-repeat: no-repeat;
  opacity: 0.58;
}
.cate-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgba(5, 8, 24, 0.94) 12%, rgba(7, 11, 31, 0.72) 48%, rgba(7, 11, 31, 0.42) 86%);
}
.hero-tag-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
}
.hero-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  background: rgba(17, 29, 62, 0.7);
  border: 1px solid rgba(190, 225, 255, 0.16);
  padding: 6px 13px;
  border-radius: 999px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: border-color 0.2s ease, color 0.2s ease;
}
.hero-chip i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--clr-success);
  box-shadow: 0 0 10px rgba(46, 230, 168, 0.8);
  display: inline-block;
}
.cate-hero h1 {
  margin: 0 0 18px;
  font-size: clamp(2.5rem, 6vw, 4rem);
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #fff;
}
.cate-hero h1 .light {
  color: var(--clr-cyan);
}
.hero-lead {
  max-width: 640px;
  font-size: 1.12rem;
  color: var(--text-secondary);
  margin: 0 0 28px;
  line-height: 1.9;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 34px;
}
.hero-meta-line {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.88rem;
  color: var(--text-mut);
}
.hero-meta-line span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
@media (max-width: 900px) {
  .cate-hero {
    padding: 132px 0 84px;
  }
  .cate-hero::after {
    background: linear-gradient(180deg, rgba(5, 8, 24, 0.92) 10%, rgba(7, 11, 31, 0.78) 65%, rgba(7, 11, 31, 0.9));
  }
}
@media (max-width: 560px) {
  .cate-hero h1 {
    font-size: clamp(2.1rem, 9vw, 3.2rem);
  }
  .hero-actions .btn {
    width: 100%;
  }
  .hero-meta-line {
    gap: 8px 14px;
  }
}
/* ===== Section Base ===== */
.section {
  padding: 88px 0;
  position: relative;
}
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 34px;
}
.sec-title {
  margin: 0;
  font-size: clamp(1.75rem, 3.4vw, 2.5rem);
  font-weight: 750;
  line-height: 1.3;
}
.sec-overline {
  color: var(--clr-cyan);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  margin: 0 0 8px;
  text-transform: uppercase;
}
.sec-more {
  color: var(--text-secondary);
  font-size: 0.92rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
  padding: 4px 0;
}
.sec-more:hover {
  color: var(--clr-cyan);
}
@media (max-width: 768px) {
  .section {
    padding: 62px 0;
  }
  .section-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    margin-bottom: 24px;
  }
}
/* ===== News Cards Grid ===== */
.announce-section {
  padding-top: 20px;
}
.notice-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
}
.notice-card {
  position: relative;
  border-radius: var(--radius-video);
  overflow: hidden;
  background: var(--bg-panel);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-card);
  transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
  display: flex;
  flex-direction: column;
}
.notice-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.46);
  border-color: rgba(97, 225, 255, 0.34);
}
.notice-card.feature {
  grid-column: span 7;
  min-height: 420px;
}
.notice-card.sub-card {
  grid-column: span 3;
}
.notice-card.side-card {
  grid-column: span 2;
}
.card-media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  flex-shrink: 0;
}
.notice-card.feature .card-media {
  aspect-ratio: 16 / 9;
}
.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}
.notice-card:hover .card-media img {
  transform: scale(1.045);
}
.card-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 11, 31, 0.04) 36%, rgba(7, 11, 31, 0.58) 100%);
}
.card-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(13, 21, 46, 0.82);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(190, 225, 255, 0.18);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--clr-cyan);
}
.card-tag.dot {
  color: #fff;
}
.card-tag.dot::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--clr-success);
  box-shadow: 0 0 10px rgba(46, 230, 168, 0.8);
}
.card-body {
  padding: 22px 22px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.notice-card h3 {
  margin: 0 0 10px;
  font-size: 1.18rem;
  line-height: 1.55;
  font-weight: 700;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.notice-card.feature h3 {
  font-size: clamp(1.35rem, 2vw, 1.7rem);
  -webkit-line-clamp: 3;
}
.card-desc {
  margin: 0 0 18px;
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.8;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.notice-card.feature .card-desc {
  -webkit-line-clamp: 3;
}
.card-meta-row {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.84rem;
  color: var(--text-mut);
  border-top: 1px solid rgba(190, 225, 255, 0.08);
  padding-top: 14px;
}
.card-meta-row .read-link {
  color: var(--clr-cyan);
  font-weight: 600;
}
.card-meta-row .read-link:hover {
  text-decoration: underline;
}
.empty-state {
  grid-column: 1 / -1;
  min-height: 240px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--text-mut);
  background: rgba(17, 29, 62, 0.45);
  border: 1px dashed rgba(190, 225, 255, 0.16);
  border-radius: 20px;
}
.empty-state .empty-icon-circle {
  width: 62px;
  height: 62px;
  border-radius: 50%;
  background: rgba(64, 156, 255, 0.15);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
}
@media (max-width: 1100px) {
  .notice-card.feature {
    grid-column: span 12;
  }
  .notice-card.sub-card {
    grid-column: span 6;
  }
  .notice-card.side-card {
    grid-column: span 6;
  }
}
@media (max-width: 640px) {
  .notice-card.feature,
  .notice-card.sub-card,
  .notice-card.side-card {
    grid-column: 1 / -1;
  }
  .notice-card h3,
  .notice-card.feature h3 {
    font-size: 1.12rem;
  }
}
/* ===== Official Tip ===== */
.official-tip-section {
  padding-top: 18px;
}
.official-tip {
  background: rgba(17, 29, 62, 0.54);
  border: 1px solid rgba(190, 225, 255, 0.14);
  border-radius: 24px;
  padding: clamp(28px, 5vw, 54px);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 30px;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}
.official-tip::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--clr-cyan), var(--clr-primary), var(--clr-purple));
}
.tip-icon {
  width: 80px;
  height: 80px;
  border-radius: 22px;
  background: rgba(64, 156, 255, 0.12);
  border: 1px solid rgba(97, 225, 255, 0.28);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  box-shadow: 0 0 22px rgba(64, 156, 255, 0.16);
}
.tip-content {
  min-width: 0;
}
.tip-kicker {
  color: var(--clr-amber);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  margin: 0 0 10px;
}
.tip-content h2 {
  margin: 0 0 12px;
  font-size: 1.42rem;
  line-height: 1.4;
}
.tip-content p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.98rem;
  line-height: 1.85;
}
.tip-link {
  color: var(--clr-cyan);
  font-weight: 600;
  font-size: 0.95rem;
  white-space: nowrap;
  border: 1px solid rgba(97, 225, 255, 0.24);
  padding: 12px 22px;
  border-radius: 999px;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.tip-link:hover {
  background: rgba(97, 225, 255, 0.08);
  border-color: var(--clr-cyan);
  box-shadow: 0 0 18px rgba(97, 225, 255, 0.15);
}
@media (max-width: 900px) {
  .official-tip {
    grid-template-columns: 1fr;
    gap: 20px;
    text-align: left;
  }
  .tip-link {
    justify-self: start;
  }
}
/* ===== History List Rows ===== */
.history-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.news-row {
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: 0;
  background: rgba(17, 29, 62, 0.7);
  border: 1px solid rgba(190, 225, 255, 0.14);
  border-radius: var(--radius-video);
  overflow: hidden;
  transition: transform 0.35s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.news-row:hover {
  transform: translateY(-5px);
  border-color: rgba(97, 225, 255, 0.3);
  box-shadow: 0 20px 42px rgba(0, 0, 0, 0.38);
}
.news-row-media {
  position: relative;
  min-height: 182px;
  overflow: hidden;
}
.news-row-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.news-row:hover .news-row-media img {
  transform: scale(1.05);
}
.news-row-body {
  padding: 22px 26px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.news-row-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--text-mut);
}
.news-row-meta .cate-pill {
  color: var(--clr-cyan);
  border: 1px solid rgba(97, 225, 255, 0.22);
  border-radius: 6px;
  padding: 2px 9px;
  background: rgba(97, 225, 255, 0.06);
}
.news-row h3 {
  margin: 0;
  font-size: 1.16rem;
  font-weight: 700;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-row p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.93rem;
  line-height: 1.75;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-row-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 6px;
}
.news-row-footer .time{
  color: var(--text-mut);
  font-size: 0.83rem;
}
.news-row-footer .enter-link {
  color: var(--clr-cyan);
  font-size: 0.9rem;
  font-weight: 600;
}
@media (max-width: 900px) {
  .news-row {
    grid-template-columns: 190px 1fr;
  }
}
@media (max-width: 700px) {
  .news-row {
    grid-template-columns: 1fr;
  }
  .news-row-media {
    aspect-ratio: 16 / 8;
    position: relative;
    height: auto;
    min-height: 0;
  }
  .news-row-media img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
  }
  .news-row-body {
    padding: 18px;
  }
}
/* ===== Official Feature strip below content ===== */
.service-strip {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.service-pill {
  background: rgba(17, 29, 62, 0.66);
  border: 1px solid rgba(190, 225, 255, 0.12);
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.service-pill b {
  color: var(--text-main);
  font-weight: 650;
}
/* ===== FAQ ===== */
.faq-section {
  border-top: 1px solid rgba(190, 225, 255, 0.08);
  border-bottom: 1px solid rgba(190, 225, 255, 0.08);
}
.faq-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.faq-item {
  background: rgba(17, 29, 62, 0.66);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  overflow: hidden;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.faq-item:hover {
  border-color: rgba(97, 225, 255, 0.24);
  background: rgba(19, 31, 64, 0.88);
}
.faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 24px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 650;
  color: var(--text-main);
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-icon {
  position: relative;
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(64, 156, 255, 0.12);
  border: 1px solid rgba(97, 225, 255, 0.24);
  transition: background 0.2s ease, transform 0.2s ease;
}
.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 12px;
  height: 2px;
  border-radius: 2px;
  background: var(--clr-cyan);
  transform: translate(-50%, -50%);
}
.faq-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
  transition: transform 0.25s ease;
}
.faq-item[open] .faq-icon::after {
  transform: translate(-50%, -50%) rotate(0deg);
}
.faq-answer {
  padding: 0 24px 24px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.9;
  width: 100%;
  max-width: 920px;
}
.faq-answer a {
  color: var(--clr-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}
@media (max-width: 768px) {
  .faq-item summary {
    padding: 18px 17px;
    font-size: 0.96rem;
  }
  .faq-answer {
    padding: 0 17px 20px;
  }
}
/* ===== CTA ===== */
.cta-download {
  position: relative;
  padding: 108px 0;
  overflow: hidden;
  isolation: isolate;
}
.cta-download::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 22% 10%, rgba(64, 156, 255, 0.3), transparent 40%),
    radial-gradient(circle at 85% 88%, rgba(123, 108, 255, 0.28), transparent 38%),
    linear-gradient(140deg, rgba(64, 156, 255, 0.1), transparent 50%);
}
.cta-box {
  text-align: center;
  background: rgba(17, 29, 62, 0.72);
  border: 1px solid rgba(190, 225, 255, 0.16);
  border-radius: 30px;
  padding: clamp(36px, 7vw, 76px) clamp(24px, 5vw, 64px);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.36);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.cta-box .cta-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.86rem;
  color: var(--clr-amber);
  border: 1px solid rgba(255, 180, 91, 0.32);
  padding: 7px 18px;
  border-radius: 999px;
  margin-bottom: 20px;
  background: rgba(255, 180, 91, 0.08);
}
.cta-box h2 {
  margin: 0 0 12px;
  font-size: clamp(1.7rem, 3.6vw, 2.6rem);
  font-weight: 800;
  line-height: 1.35;
}
.cta-desc {
  max-width: 620px;
  margin: 0 auto 28px;
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.85;
}
.platform-swap {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 26px;
}
.platform-chip {
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.platform-chip input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.chip-box {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid rgba(190, 225, 255, 0.15);
  border-radius: 16px;
  padding: 12px 18px;
  min-width: 170px;
  background: rgba(13, 20, 45, 0.8);
  transition: all 0.2s ease;
}
.chip-box small {
  display: block;
  color: var(--text-mut);
  font-size: 0.75rem;
  line-height: 1.3;
  margin-top: 3px;
}
.platform-chip input:checked + .chip-box {
  border-color: var(--clr-cyan);
  box-shadow: 0 0 16px rgba(97, 225, 255, 0.2);
  background: rgba(64, 156, 255, 0.12);
}
.platform-chip input:checked + .chip-box .chip-name {
  color: #fff;
}
.chip-icon {
  width: 31px;
  height: 31px;
  border-radius: 10px;
  background: linear-gradient(135deg, #2e8fff, #7b6cff);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: #fff;
  flex-shrink: 0;
}
.chip-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-secondary);
  display: block;
}
.cta-version-note {
  font-size: 0.85rem;
  color: var(--text-mut);
  margin-top: 14px;
}
@media (max-width: 560px) {
  .platform-chip {
    width: 100%;
  }
  .chip-box {
    width: 100%;
    justify-content: flex-start;
  }
}
/* ===== Section spacing wrappers ===== */
.page-main .section + .section {
  padding-top: 68px;
}
@media (max-width: 768px) {
  .page-main .section + .section {
    padding-top: 40px;
  }
}
/* ===== Footer ===== */
.footer {
  background: #0a1025;
  border-top: 1px solid rgba(190, 225, 255, 0.08);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 0.8fr 0.9fr 0.9fr 1.5fr;
  align-items: start;
  gap: 42px;
  padding-top: 64px;
  padding-bottom: 30px;
}
.footer-brand .brand {
  margin-bottom: 14px;
}
.footer-about {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.9;
  margin: 12px 0 18px;
}
.footer-connect {
  display: flex;
  gap: 10px;
}
.footer-connect a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(190, 225, 255, 0.14);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: var(--text-secondary);
  background: rgba(17, 29, 62, 0.28);
  transition: all 0.2s;
}
.footer-connect a:hover {
  border-color: var(--clr-cyan);
  color: var(--clr-cyan);
  box-shadow: 0 0 14px rgba(97, 225, 255, 0.2);
}
.footer-title {
  color: #fff;
  font-size: 0.98rem;
  font-weight: 700;
  margin: 0 0 16px;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.footer-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
}
.footer-links a:hover {
  color: var(--clr-cyan);
}
.footer-subscribe {
  display: flex;
  height: 46px;
  background: rgba(17, 29, 62, 0.72);
  border: 1px solid rgba(190, 225, 255, 0.16);
  border-radius: 999px;
  overflow: hidden;
  padding: 4px;
  margin-top: 14px;
}
.footer-subscribe input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: 0;
  outline: 0;
  color: var(--text-main);
  padding: 0 16px;
  font-size: 0.88rem;
}
.footer-subscribe input::placeholder {
  color: rgba(180, 194, 222, 0.65);
}
.footer-subscribe input:focus {
  outline: 0;
}
.footer-subscribe button {
  border: 0;
  border-radius: 999px;
  background: linear-gradient(90deg, #2e8fff, #6a4dff);
  color: #fff;
  font-weight: 700;
  padding: 0 20px;
  cursor: pointer;
  font-size: 0.88rem;
  transition: filter 0.2s;
}
.footer-subscribe button:hover {
  filter: brightness(1.1);
}
.footer-subscribe-note {
  color: var(--text-mut);
  font-size: 0.78rem;
  line-height: 1.7;
  margin-top: 12px;
}
.footer-bottom {
  border-top: 1px solid rgba(190, 225, 255, 0.08);
}
.footer-bottom-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 22px 0;
  font-size: 0.83rem;
  color: var(--text-mut);
}
.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 21px;
}
.footer-legal span {
  display: inline-block;
}
@media (max-width: 1150px) {
  .footer-grid {
    grid-template-columns: 1.4fr 0.8fr 0.8fr;
  }
}
@media (max-width: 860px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 34px;
    padding-top: 52px;
  }
  .footer-brand {
    grid-column: span 2;
  }
}
@media (max-width: 560px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-brand {
    grid-column: span 1;
  }
}
/* ===== Reduced Motion ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001s !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

/* roulang page: article */
:root {
  --bg: #070b1f;
  --panel: #111b3a;
  --panel-2: #131f40;
  --glass-bg: rgba(17, 29, 62, 0.64);
  --glass-border: rgba(190, 225, 255, 0.14);
  --text: #eef4ff;
  --text-muted: #b4c2de;
  --text-mut: #8190b2;
  --accent: #409cff;
  --cyan: #61e1ff;
  --purple: #7b6cff;
  --amber: #ffb45b;
  --green: #2ee6a8;
  --danger: #ff5d74;
  --line: rgba(190, 225, 255, 0.14);
  --white-line: rgba(255, 255, 255, 0.08);
  --radius: 14px;
  --radius-lg: 20px;
  --radius-pill: 999px;
  --shadow: 0 18px 42px rgba(0, 0, 0, 0.32);
  --shadow-sm: 0 8px 22px rgba(0, 0, 0, 0.28);
  --font: "PingFang SC", "Microsoft YaHei", "HarmonyOS Sans", "Noto Sans CJK SC", "Arial", sans-serif;
  --transition: 0.2s;
  --transition-slow: 0.35s;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.85;
  color: var(--text);
  background-color: var(--bg);
  background-image: radial-gradient(rgba(255, 255, 255, 0.18) 1px, transparent 1px);
  background-size: 24px 24px;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}

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

[id] {
  scroll-margin-top: 96px;
}

button,
input,
select,
textarea {
  font-family: inherit;
}

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding-left: 28px;
  padding-right: 28px;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 90;
  height: 76px;
  border-bottom: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.site-header.is-scrolled {
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  border-bottom-color: var(--glass-border);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.26);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #409cff 0%, #6a4dff 100%);
  color: #ffffff;
  font-size: 19px;
  font-weight: 800;
  box-shadow: 0 0 18px rgba(64, 156, 255, 0.4);
}

.brand-text {
  color: #ffffff;
  font-size: 1.05rem;
  font-weight: 780;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 0.5px;
}

.brand-badge {
  font-size: 0.66rem;
  font-weight: 650;
  color: var(--cyan);
  border: 1px solid rgba(97, 225, 255, 0.35);
  background: rgba(97, 225, 255, 0.06);
  padding: 2px 9px;
  border-radius: var(--radius-pill);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  color: var(--text-muted);
  font-size: 0.92rem;
  font-weight: 550;
  padding: 7px 2px;
  position: relative;
  white-space: nowrap;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, #409cff, #61e1ff);
  transition: width var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: #ffffff;
}

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

.nav-download {
  margin-left: 8px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition), transform 0.1s;
}

.btn-primary {
  padding: 14px 28px;
  min-height: 50px;
  background: linear-gradient(to right, #2e8fff, #6a4dff);
  color: #ffffff;
  font-size: 1rem;
  border: 1px solid transparent;
  box-shadow: 0 0 24px rgba(64, 156, 255, 0.4);
}

.btn-primary:hover {
  color: #ffffff;
  background: linear-gradient(to right, #3d9aff, #7a5dff);
  border-color: rgba(255, 255, 255, 0.25);
  box-shadow: 0 0 36px rgba(64, 156, 255, 0.55);
}

.btn-primary:active {
  transform: translateY(1px);
  box-shadow: 0 0 14px rgba(64, 156, 255, 0.3);
}

.btn-amber {
  background: linear-gradient(135deg, #ffb45b, #ff9838);
  color: #101528;
  border: 1px solid transparent;
  box-shadow: 0 0 22px rgba(255, 180, 91, 0.3);
}

.btn-amber:hover {
  color: #070b1f;
  background: linear-gradient(135deg, #ffc277, #ffa94f);
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: 0 0 34px rgba(255, 180, 91, 0.42);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(190, 225, 255, 0.22);
  color: #ffffff;
  min-height: 48px;
  padding: 12px 26px;
  font-size: 0.94rem;
}

.btn-ghost:hover {
  color: var(--cyan);
  border-color: rgba(97, 225, 255, 0.45);
  background: rgba(97, 225, 255, 0.06);
  box-shadow: 0 0 18px rgba(97, 225, 255, 0.12);
}

.nav-download-btn-wrap {
  display: inline-flex;
}

.nav-download {
  min-height: 40px;
  padding: 8px 24px;
  font-size: 0.9rem;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border-radius: 12px;
  color: #ffffff;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
}

.nav-toggle svg {
  width: 20px;
  height: 20px;
}

.article-hero {
  position: relative;
  min-height: 360px;
  display: flex;
  align-items: flex-end;
  padding-top: 130px;
  padding-bottom: 44px;
  background-image: linear-gradient(75deg, rgba(7, 11, 31, 0.88) 20%, rgba(7, 11, 31, 0.44) 100%), url("/assets/images/backpic/back-1.png");
  background-position: center;
  background-size: cover;
  border-bottom: 1px solid var(--glass-border);
  overflow: hidden;
}

.article-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 15%, rgba(64, 156, 255, 0.15), transparent 48%), radial-gradient(circle at 10% 95%, rgba(123, 108, 255, 0.14), transparent 50%);
  pointer-events: none;
}

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

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 0.86rem;
  color: var(--text-mut);
  margin-bottom: 20px;
}

.breadcrumb a {
  color: var(--text-mut);
  transition: color var(--transition);
}

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

.breadcrumb-current {
  color: var(--text-muted);
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  max-width: 50vw;
}

.article-title {
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  line-height: 1.25;
  margin: 0 0 16px;
  color: #ffffff;
  font-weight: 800;
  max-width: 900px;
}

.article-hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 22px;
  color: var(--text-mut);
  font-size: 0.84rem;
}

.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.meta-official {
  color: var(--green);
  border: 1px solid rgba(46, 230, 168, 0.3);
  background: rgba(46, 230, 168, 0.08);
  border-radius: var(--radius-pill);
  padding: 3px 10px;
  font-size: 0.78rem;
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 40px;
  padding-top: 48px;
  padding-bottom: 80px;
  align-items: start;
}

.article-main {
  min-width: 0;
}

.article-body {
  background: var(--panel);
  border: 1px solid var(--glass-border);
  border-radius: 18px;
  padding: 34px 38px 40px;
  box-shadow: var(--shadow-sm);
}

.article-body > *:first-child {
  margin-top: 0;
}

.article-body h2 {
  font-size: 1.62rem;
  font-weight: 760;
  color: #ffffff;
  line-height: 1.38;
  margin: 48px 0 18px;
  padding-left: 14px;
  border-left: 4px solid var(--cyan);
}

.article-body h3 {
  font-size: 1.24rem;
  font-weight: 720;
  color: #ffffff;
  margin: 36px 0 14px;
  line-height: 1.4;
}

.article-body h4 {
  font-size: 1.06rem;
  font-weight: 700;
  color: #dbe7ff;
  margin: 28px 0 12px;
}

.article-body p {
  margin: 0 0 1.2em;
  color: #dce8ff;
  letter-spacing: 0.1px;
}

.article-body ul,
.article-body ol {
  color: #dce8ff;
  padding-left: 1.35em;
  margin-bottom: 1.4em;
}

.article-body li {
  margin-bottom: 0.45em;
}

.article-body blockquote {
  margin: 1.6em 0;
  padding: 18px 22px;
  background: rgba(64, 156, 255, 0.08);
  border-left: 4px solid var(--cyan);
  border-radius: 0 12px 12px 0;
  color: #c9dcf8;
}

.article-body blockquote p {
  margin: 0;
  color: #c9dcf8;
}

.article-body img {
  border-radius: 14px;
  margin: 20px 0;
  box-shadow: var(--shadow-sm);
}

.article-body figure {
  margin: 1.6em 0;
}

.article-body figcaption {
  color: var(--text-mut);
  font-size: 0.875rem;
  text-align: center;
  margin-top: 8px;
}

.article-body a {
  color: var(--cyan);
  border-bottom: 1px solid rgba(97, 225, 255, 0.3);
}

.article-body a:hover {
  color: #ffffff;
  border-bottom-color: #ffffff;
}

.article-body code {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid var(--glass-border);
  padding: 2px 8px;
  border-radius: 7px;
  font-size: 0.88rem;
  color: #b9e7ff;
}

.article-body pre {
  background: #0a1023;
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 20px;
  overflow-x: auto;
  margin: 1.5em 0;
  font-size: 0.88rem;
}

.article-body pre code {
  background: transparent;
  border: 0;
  padding: 0;
  color: #cfe7ff;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.4em 0;
  border-radius: 10px;
  overflow: hidden;
}

.article-body th,
.article-body td {
  border-bottom: 1px solid var(--glass-border);
  border-top: 1px solid var(--glass-border);
  padding: 11px 14px;
  text-align: left;
  color: #dce8ff;
}

.article-body th {
  background: rgba(64, 156, 255, 0.16);
  color: #ffffff;
  font-weight: 650;
}

.article-body tr:hover td {
  background: rgba(64, 156, 255, 0.05);
}

.article-body hr {
  border: 0;
  height: 1px;
  background: var(--glass-border);
  margin: 2em 0;
}

.article-body details {
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 14px 18px;
  margin: 1.2em 0;
  background: rgba(255, 255, 255, 0.02);
}

.article-body summary {
  cursor: pointer;
  color: #ffffff;
  font-weight: 600;
}

.article-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 26px;
}

.article-nav a,
.article-nav span {
  display: block;
  background: var(--panel);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  padding: 16px 18px;
  color: var(--text-muted);
  font-size: 0.9rem;
  transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition-slow);
}

.article-nav a {
  color: #cfe3ff;
}

.article-nav a:hover {
  border-color: rgba(97, 225, 255, 0.35);
  color: #ffffff;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  transform: translateY(-1px);
}

.article-nav .nav-disabled {
  opacity: 0.4;
}

.article-backlink {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  justify-content: center;
  align-items: center;
  margin-top: 24px;
  font-size: 0.9rem;
}

.article-backlink a {
  color: var(--text-mut);
  border-bottom: 1px solid rgba(129, 144, 178, 0.3);
  padding-bottom: 2px;
}

.article-backlink a:hover {
  color: var(--cyan);
}

.empty-article {
  background: var(--panel);
  border: 1px solid var(--glass-border);
  border-radius: 18px;
  text-align: center;
  padding: 70px 30px;
  box-shadow: var(--shadow-sm);
}

.empty-icon {
  width: 74px;
  height: 74px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(64, 156, 255, 0.1);
  border: 1px solid rgba(97, 225, 255, 0.3);
  margin-bottom: 22px;
  color: var(--cyan);
  font-size: 30px;
}

.empty-article h2 {
  font-size: 1.6rem;
  margin: 0 0 12px;
  color: #ffffff;
}

.empty-article p {
  margin: 0 auto 22px;
  max-width: 420px;
  color: var(--text-mut);
  font-size: 0.95rem;
}

.article-side {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: sticky;
  top: 96px;
}

.side-card {
  background: var(--panel);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 26px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.download-card {
  background: linear-gradient(160deg, rgba(17, 29, 62, 0.95), rgba(21, 33, 68, 0.92)), radial-gradient(circle at 90% 0%, rgba(97, 225, 255, 0.12), transparent 55%);
  border: 1px solid var(--glass-border);
  position: relative;
}

.download-card-title {
  font-size: 1.14rem;
  font-weight: 750;
  color: #ffffff;
  margin: 0 0 6px;
}

.download-card-sub {
  color: var(--text-mut);
  font-size: 0.84rem;
  margin: 0 0 22px;
  line-height: 1.7;
}

.download-card .btn {
  width: 100%;
}

.download-card-platforms {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.download-card-platforms a {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(190, 225, 255, 0.14);
  color: #d5e7ff;
  border-radius: 12px;
  text-align: center;
  padding: 12px 8px;
  font-size: 0.9rem;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}

.download-card-platforms a:hover {
  color: #ffffff;
  background: rgba(97, 225, 255, 0.08);
  border-color: rgba(97, 225, 255, 0.4);
}

.download-card-note {
  margin-top: 20px;
  color: var(--text-mut);
  font-size: 0.8rem;
  line-height: 1.7;
  border-top: 1px solid var(--glass-border);
  padding-top: 14px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.trust-dot {
  width: 7px;
  height: 7px;
  background: var(--green);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 8px rgba(46, 230, 168, 0.8);
}

.empty-article-btns {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.footer {
  background: #05091a;
  border-top: 1px solid rgba(190, 225, 255, 0.1);
  padding-top: 56px;
}

.footer .container {
  max-width: 1240px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 0.8fr 0.8fr 0.8fr 1.2fr;
  gap: 40px;
  margin-bottom: 46px;
}

.footer-brand .brand-text {
  color: #ffffff;
}

.footer-about {
  color: var(--text-mut);
  font-size: 0.83rem;
  margin: 16px 0 14px;
  max-width: 250px;
}

.footer-connect {
  display: flex;
  gap: 10px;
}

.footer-connect a {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(190, 225, 255, 0.15);
  border-radius: 12px;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.03);
}

.footer-connect a:hover {
  color: var(--cyan);
  border-color: rgba(97, 225, 255, 0.4);
}

.footer-title {
  color: #ffffff;
  font-weight: 660;
  font-size: 0.97rem;
  margin: 0 0 18px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 11px;
  font-size: 0.88rem;
  color: var(--text-mut);
}

.footer-links a {
  color: var(--text-mut);
  padding: 2px 0;
  transition: color var(--transition);
}

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

.footer-subscribe {
  display: flex;
  gap: 0;
  border: 1px solid rgba(190, 225, 255, 0.22);
  border-radius: 14px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.04);
  margin-top: 12px;
}

.footer-subscribe input {
  flex: 1;
  min-width: 0;
  border: 0;
  background: rgba(5, 9, 26, 0.6);
  color: #fff;
  padding: 0 16px;
  font-size: 0.9rem;
  outline: 0;
  height: 48px;
}

.footer-subscribe input::placeholder {
  color: #66708f;
}

.footer-subscribe button {
  height: 48px;
  width: 88px;
  border: 0;
  background: linear-gradient(135deg, #409cff, #7b6cff);
  color: #fff;
  font-weight: 700;
  font-size: 0.92rem;
  cursor: pointer;
  transition: filter var(--transition);
}

.footer-subscribe button:hover {
  filter: brightness(1.15);
}

.footer-subscribe-note {
  color: #687494;
  font-size: 0.75rem;
  margin-top: 10px;
  line-height: 1.6;
}

.footer-bottom {
  border-top: 1px solid rgba(190, 225, 255, 0.1);
  padding: 22px 0;
}

.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  color: #626d8b;
  font-size: 0.8rem;
}

.footer-legal {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

@media (max-width: 1100px) {
  .footer-grid {
    grid-template-columns: 1.2fr 1fr 1fr 1fr;
  }
}

@media (max-width: 900px) {
  .site-header {
    height: 64px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(12, 20, 44, 0.94);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 10px 24px 24px;
    transform: translateY(-12px);
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
    max-height: calc(100vh - 64px);
    overflow-y: auto;
  }

  .main-nav.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  .main-nav .nav-link {
    width: 100%;
    font-size: 0.95rem;
    padding: 15px 4px;
    border-bottom: 1px solid rgba(190, 225, 255, 0.08);
  }

  .nav-download-btn-wrap {
    width: 100%;
    margin-top: 14px;
  }

  .nav-download {
    width: 100%;
  }

  .article-hero {
    min-height: 300px;
    padding-top: 100px;
  }

  .article-title {
    font-size: clamp(1.55rem, 5vw, 2.2rem);
  }

  .article-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .article-side {
    position: static;
    order: 2;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    row-gap: 30px;
  }
}

@media (max-width: 600px) {
  .container {
    padding-left: 18px;
    padding-right: 18px;
  }

  .brand-text {
    font-size: 0.95rem;
  }

  .article-hero {
    min-height: 260px;
  }

  .article-title {
    font-size: 1.48rem;
    margin-bottom: 12px;
  }

  .article-hero-meta {
    gap: 8px 12px;
  }

  .breadcrumb {
    font-size: 0.78rem;
  }

  .article-body {
    padding: 22px 16px;
    border-radius: 14px;
  }

  .article-body h2 {
    font-size: 1.22rem;
    padding-left: 12px;
  }

  .article-nav {
    grid-template-columns: 1fr;
  }

  .article-backlink {
    flex-direction: column;
    gap: 8px;
  }

  .download-card {
    padding: 22px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

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

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
  border-radius: 4px;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* roulang page: category2 */
:root {
            --bg-deep: #070b1f;
            --bg-panel: #111b3a;
            --bg-panel-solid: #131f40;
            --glass-bg: rgba(15, 25, 55, 0.68);
            --glass-bg-hover: rgba(22, 36, 75, 0.78);
            --glass-border: rgba(190, 225, 255, 0.14);
            --glass-inner-highlight: rgba(255, 255, 255, 0.06);
            --text-white: #eef4ff;
            --text-sub: #b4c2de;
            --text-muted: #8190b2;
            --primary: #409cff;
            --cyan: #61e1ff;
            --secondary: #7b6cff;
            --amber: #ffb45b;
            --success: #2ee6a8;
            --danger: #ff5d74;
            --radius-card: 14px;
            --radius-video: 20px;
            --radius-pill: 999px;
            --shadow-card: 0 14px 40px rgba(0, 0, 0, 0.32);
            --font-family: "PingFang SC", "Microsoft YaHei", "HarmonyOS Sans", "Noto Sans CJK SC", -apple-system, BlinkMacSystemFont, sans-serif;
            --ease-fast: all .2s ease;
            --ease-card: all .35s cubic-bezier(.25, .8, .35, 1);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            background-color: var(--bg-deep);
            background-image: radial-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px);
            background-size: 24px 24px;
            color: var(--text-white);
            line-height: 1.85;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

        body::before {
            content: "";
            position: fixed;
            inset: 0;
            pointer-events: none;
            background:
                radial-gradient(600px 340px at 12% 8%, rgba(64, 156, 255, 0.16), transparent 65%),
                radial-gradient(480px 300px at 88% 20%, rgba(97, 225, 255, 0.1), transparent 60%),
                radial-gradient(700px 420px at 70% 90%, rgba(123, 108, 255, 0.12), transparent 60%);
            z-index: 0;
        }

        body * {
            position: relative;
            z-index: 1;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        img {
            max-width: 100%;
            display: block;
        }

        button,
        input,
        textarea,
        select {
            font: inherit;
            color: inherit;
        }

        button {
            border: none;
            background: transparent;
            cursor: pointer;
        }

        ::selection {
            background: rgba(64, 156, 255, 0.35);
            color: #fff;
        }

        :focus-visible {
            outline: 2px solid var(--cyan);
            outline-offset: 4px;
            border-radius: 6px;
        }

        .container {
            width: min(1240px, 100% - 40px);
            margin-inline: auto;
        }

        .site-wrap {
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        .main {
            flex: 1;
            position: relative;
            overflow: hidden;
        }

        .header {
            position: sticky;
            top: 0;
            width: 100%;
            height: 76px;
            z-index: 1000;
            display: flex;
            align-items: center;
            background: transparent;
            transition: background .3s ease, box-shadow .3s ease, border-color .3s ease;
            border-bottom: 1px solid transparent;
        }

        .header.scrolled {
            background: rgba(9, 15, 38, 0.86);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom-color: var(--glass-border);
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.28);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
            font-size: 1.18rem;
            font-weight: 700;
            letter-spacing: .01em;
            color: var(--text-white);
        }

        .brand-mark {
            width: 38px;
            height: 38px;
            border-radius: 12px;
            flex-shrink: 0;
            display: grid;
            place-items: center;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            box-shadow: 0 0 20px rgba(64, 156, 255, 0.3);
        }

        .brand-text {
            display: flex;
            align-items: baseline;
            gap: 8px;
            white-space: nowrap;
        }

        .brand-badge {
            font-size: .62rem;
            font-weight: 600;
            padding: 3px 8px;
            border-radius: 20px;
            background: rgba(97, 225, 255, 0.11);
            color: var(--cyan);
            border: 1px solid rgba(97, 225, 255, 0.25);
            letter-spacing: .08em;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
            justify-content: flex-end;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 10px 16px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-sub);
            border-radius: 10px;
            position: relative;
            transition: var(--ease-fast);
            white-space: nowrap;
        }

        .nav-link::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 2px;
            height: 2px;
            border-radius: 2px;
            background: linear-gradient(90deg, var(--cyan), var(--primary), transparent);
            opacity: 0;
            transform: translateX(-4px);
            transition: var(--ease-fast);
        }

        .nav-link:hover {
            color: #fff;
        }

        .nav-link:hover::after {
            opacity: .55;
            transform: none;
        }

        .nav-link.active {
            color: #fff;
        }

        .nav-link.active::after {
            opacity: 1;
            transform: none;
            box-shadow: 0 0 12px rgba(97, 225, 255, 0.4);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-pill);
            font-weight: 700;
            line-height: 1.2;
            transition: var(--ease-fast);
            cursor: pointer;
            border: 1px solid transparent;
            text-align: center;
        }

        .btn-primary {
            background: linear-gradient(90deg, #2e8fff, #6a4dff);
            color: #fff;
            padding: 0 32px;
            height: 50px;
            box-shadow: 0 0 24px rgba(64, 156, 255, 0.35);
        }

        .btn-primary:hover {
            filter: brightness(1.08);
            box-shadow: 0 0 36px rgba(64, 156, 255, 0.5);
            border-color: rgba(255, 255, 255, 0.25);
        }

        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 0 18px rgba(64, 156, 255, 0.3);
        }

        .btn-ghost {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: var(--text-white);
            padding: 0 28px;
            height: 50px;
            backdrop-filter: blur(8px);
        }

        .btn-ghost:hover {
            border-color: var(--cyan);
            color: var(--cyan);
            box-shadow: 0 0 22px rgba(97, 225, 255, 0.16);
        }

        .btn-ghost:active {
            transform: translateY(1px);
        }

        .btn-amber {
            background: linear-gradient(90deg, #ffb45b, #f58d3e);
            color: #1a1108;
            height: 52px;
            padding: 0 34px;
            font-weight: 800;
            box-shadow: 0 0 26px rgba(255, 180, 91, 0.26);
        }

        .btn-amber:hover {
            filter: brightness(1.06);
            box-shadow: 0 0 34px rgba(255, 180, 91, 0.38);
            border-color: rgba(255, 255, 255, .5);
        }

        .btn-block {
            width: 100%;
        }

        .btn-lg {
            height: 58px;
            padding: 0 44px;
            font-size: 1.1rem;
        }

        .nav-download {
            height: 40px;
            padding: 0 22px;
            font-size: .92rem;
            flex-shrink: 0;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            color: #fff;
            box-shadow: none;
        }

        .nav-download:hover {
            box-shadow: 0 0 22px rgba(64, 156, 255, 0.45);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-shrink: 0;
        }

        .menu-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            background: rgba(255, 255, 255, 0.05);
            align-items: center;
            justify-content: center;
            color: var(--text-white);
            font-size: 1.55rem;
            line-height: 1;
        }

        @media (max-width: 900px) {
            .header {
                height: 64px;
            }

            .brand-badge {
                display: none;
            }

            .menu-toggle {
                display: inline-flex;
            }

            .desktop-nav {
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: rgba(10, 16, 42, 0.97);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                border-bottom: 1px solid var(--glass-border);
                flex-direction: column;
                padding: 18px 24px 26px;
                gap: 4px;
                transform: translateY(-14px);
                opacity: 0;
                pointer-events: none;
                transition: var(--ease-fast);
                box-shadow: 0 26px 60px rgba(0, 0, 0, .45);
                max-height: calc(100vh - 64px);
                overflow-y: auto;
            }

            .desktop-nav.open {
                transform: none;
                opacity: 1;
                pointer-events: auto;
            }

            .desktop-nav .nav-link {
                height: 48px;
                padding: 0 14px;
                font-size: 1.05rem;
                align-items: center;
            }

            .desktop-nav .nav-link::after {
                display: none;
            }

            .desktop-nav .nav-link.active {
                background: rgba(64, 156, 255, 0.12);
                color: #fff;
                border-left: 3px solid var(--primary);
            }

            .desktop-nav .nav-download-btn-wrap {
                margin-top: 12px;
            }

            .desktop-nav .nav-download {
                width: 100%;
                justify-content: center;
            }
        }

        @media (min-width: 901px) {
            .desktop-nav {
                display: flex !important;
                flex-direction: row !important;
                position: static !important;
                opacity: 1 !important;
                pointer-events: auto !important;
                box-shadow: none !important;
                border: none !important;
                background: transparent !important;
                padding: 0 !important;
                transform: none !important;
            }
        }

        .hero-cat {
            position: relative;
            min-height: 500px;
            display: flex;
            align-items: center;
            padding: 0 0 70px;
            overflow: hidden;
        }

        .hero-cat::before {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(700px 400px at 10% 20%, rgba(64, 156, 255, 0.12), transparent 65%),
                radial-gradient(500px 400px at 92% 25%, rgba(97, 225, 255, 0.13), transparent 55%);
            pointer-events: none;
        }

        .hero-cat-grid {
            display: grid;
            grid-template-columns: 1.15fr .85fr;
            gap: 64px;
            align-items: center;
        }

        .hero-cat-content {
            padding-top: 92px;
        }

        .hero-cat-breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 24px;
            font-size: .86rem;
            color: var(--text-muted);
        }

        .hero-cat-breadcrumb span {
            color: var(--text-muted);
        }

        .hero-cat-breadcrumb .sep {
            color: rgba(180, 194, 222, .5);
            margin: 0 2px;
        }

        .hero-cat-breadcrumb a {
            color: var(--text-sub);
            transition: var(--ease-fast);
            border-bottom: 1px solid transparent;
        }

        .hero-cat-breadcrumb a:hover {
            color: var(--primary);
        }

        .cat-kicker {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            border: 1px solid rgba(64, 156, 255, 0.4);
            border-radius: var(--radius-pill);
            padding: 6px 16px;
            font-size: .85rem;
            color: #7dc1ff;
            letter-spacing: .04em;
            background: rgba(64, 156, 255, .1);
            box-shadow: 0 0 18px rgba(64, 156, 255, .15) inset;
            margin-bottom: 24px;
        }

        .cat-kicker i {
            display: block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--success);
            box-shadow: 0 0 10px rgba(46, 230, 168, .8);
        }

        .hero-cat-title {
            font-size: clamp(2.2rem, 5vw, 3.4rem);
            line-height: 1.2;
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: .02em;
        }

        .hero-cat-title .accent {
            background: linear-gradient(90deg, #a7cfff, #60c8ff 60%, #7b6cff);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .hero-cat-desc {
            font-size: 1.1rem;
            color: var(--text-sub);
            max-width: 560px;
            margin-bottom: 32px;
            line-height: 2;
        }

        .hero-cat-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 34px;
        }

        .hero-cat-tag {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            border-radius: var(--radius-pill);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--glass-border);
            padding: 8px 15px;
            font-size: .86rem;
            color: var(--text-sub);
            transition: var(--ease-fast);
        }

        .hero-cat-tag:hover {
            border-color: rgba(97, 225, 255, .5);
            color: var(--cyan);
            background: rgba(97, 225, 255, .06);
        }

        .hero-cat-tag .dot {
            width: 6px;
            height: 6px;
            background: var(--success);
            border-radius: 50%;
        }

        .hero-cat-cta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }

        .hero-cat-media {
            display: flex;
            align-items: center;
            justify-content: center;
            padding-top: 76px;
        }

        .phone-frame {
            width: min(280px, 82vw);
            aspect-ratio: 9 / 19;
            border-radius: 36px;
            background: linear-gradient(160deg, rgba(64, 156, 255, .14), rgba(123, 108, 255, .1)), #0d1738;
            border: 1px solid rgba(190, 225, 255, .22);
            box-shadow: 0 34px 90px rgba(0, 0, 0, .5), inset 0 0 0 1px rgba(255, 255, 255, .03), 0 0 70px rgba(64, 156, 255, .15);
            overflow: hidden;
            padding: 14px;
            position: relative;
        }

        .phone-frame .phone-inner {
            height: 100%;
            border-radius: 24px;
            overflow: hidden;
            background: linear-gradient(180deg, rgba(7, 102, 51, .85) 0%, rgba(5, 60, 128, .65) 100%), var(--bg-panel);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            position: relative;
        }

        .phone-frame .phone-inner::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/coverpic/cover-6.webp') center 20% / cover no-repeat;
            opacity: .82;
            z-index: 0;
        }

        .phone-frame .phone-inner::after {
            content: "";
            position: absolute;
            inset: 50% 0 0;
            background: linear-gradient(to top, rgba(5, 10, 32, .95) 0%, rgba(5, 10, 32, .4) 55%, transparent 100%);
        }

        .phone-inner .phone-top {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 12px 0;
        }

        .phone-inner .ph-cam {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .5);
            margin: 0 auto;
        }

        .phone-inner .ph-live {
            font-size: .65rem;
            border: 1px solid rgba(255, 255, 255, .45);
            border-radius: 12px;
            padding: 3px 9px;
            color: #fff;
            background: rgba(0, 0, 0, .16);
            letter-spacing: .12em;
            backdrop-filter: blur(4px);
        }

        .phone-inner .ph-content {
            position: relative;
            z-index: 2;
            padding: 0 14px 14px;
        }

        .ph-game {
            font-weight: 800;
            font-size: 1.12rem;
            margin-bottom: 2px;
            background: linear-gradient(90deg, #fff, #cfe5ff);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .ph-ver {
            font-size: .7rem;
            color: var(--text-muted);
        }

        .ph-badge-row {
            display: flex;
            gap: 8px;
            align-items: center;
        }

        .ph-badge {
            font-size: .64rem;
            padding: 4px 10px;
            border-radius: 20px;
            background: rgba(255, 255, 255, .1);
            color: var(--text-sub);
            border: 1px solid rgba(255, 255, 255, .12);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }

        .ph-badge.new {
            background: rgba(255, 180, 91, .18);
            border-color: rgba(255, 180, 91, .5);
            color: #ffc78c;
        }

        .ph-badge.rank {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .ph-badge.rank em {
            font-style: normal;
            background: var(--primary);
            border-radius: 10px;
            padding: 1px 6px;
            font-size: .58rem;
            color: #fff;
        }

        .ph-progress-outer {
            margin-top: 10px;
            height: 4px;
            border-radius: 10px;
            background: rgba(255, 255, 255, .13);
        }

        .ph-progress-inner {
            height: 100%;
            width: 48%;
            border-radius: 10px;
            background: linear-gradient(90deg, var(--amber), #ff8a50);
        }

        .ph-btn {
            position: relative;
            z-index: 3;
            margin-top: 10px;
            height: 38px;
            border-radius: 24px;
            background: rgba(255, 255, 255, .2);
            border: 1px solid rgba(255, 255, 255, .3);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: .8rem;
            font-weight: 700;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            cursor: pointer;
            transition: var(--ease-fast);
        }

        .ph-btn:hover {
            background: rgba(255, 255, 255, .34);
            border-color: rgba(255, 255, 255, .55);
        }

        .floating-chip {
            position: absolute;
            font-size: .78rem;
            z-index: 4;
            padding: 8px 14px;
            border-radius: 20px;
            background: var(--glass-bg);
            border: 1px solid rgba(190, 225, 255, .16);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            box-shadow: 0 8px 30px rgba(0, 0, 0, .3);
            color: var(--text-sub);
            display: flex;
            align-items: center;
            gap: 8px;
            animation: float 5s ease-in-out infinite;
            white-space: nowrap;
        }

        .floating-chip.chip-1 {
            top: 12%;
            left: -18%;
        }

        .floating-chip.chip-2 {
            bottom: 20%;
            right: -20%;
            animation-delay: 2.1s;
        }

        .floating-chip .ico {
            width: 20px;
            height: 20px;
            border-radius: 50%;
            display: grid;
            place-items: center;
            font-size: .6rem;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
        }

        .floating-chip .ico.amber {
            background: linear-gradient(135deg, #ffb45b, #f7933f);
            color: #1e1206;
        }

        @keyframes float {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-9px);
            }
        }

        @media (max-width: 900px) {
            .hero-cat {
                padding-top: 0;
                padding-bottom: 60px;
                min-height: auto;
            }

            .hero-cat-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .hero-cat-content {
                padding-top: 76px;
            }

            .hero-cat-media {
                order: 2;
                padding-top: 10px;
            }

            .phone-frame {
                width: min(230px, 74vw);
            }

            .floating-chip.chip-1 {
                left: 0%;
            }

            .floating-chip.chip-2 {
                right: 0%;
            }
        }

        .section-block {
            padding: 96px 0;
            border-bottom: 1px solid rgba(190, 225, 255, .04);
        }

        .section-block.alt-bg {
            background: rgba(13, 24, 62, .22);
        }

        .sec-head {
            display: flex;
            flex-wrap: wrap;
            align-items: flex-end;
            justify-content: space-between;
            gap: 18px;
            margin-bottom: 40px;
        }

        .sec-title {
            font-size: clamp(1.75rem, 3.3vw, 2.5rem);
            font-weight: 800;
            line-height: 1.35;
            letter-spacing: .02em;
            margin-bottom: 8px;
        }

        .sec-desc {
            color: var(--text-sub);
            max-width: 560px;
        }

        .link-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-weight: 600;
            padding: 8px 0;
            transition: var(--ease-fast);
        }

        .link-more:hover {
            color: var(--cyan);
            transform: translateX(2px);
        }

        .intro-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        @media (max-width: 960px) {
            .intro-grid {
                grid-template-columns: 1fr;
            }
        }

        .intro-num-card {
            border-radius: var(--radius-card);
            padding: 28px;
            background: linear-gradient(180deg, rgba(17, 27, 58, 0.7), rgba(14, 22, 48, 0.6));
            border: 1px solid var(--glass-border);
            backdrop-filter: blur(12px);
            transition: var(--ease-card);
        }

        .intro-num-card:hover {
            transform: translateY(-5px);
            border-color: rgba(64, 156, 255, .4);
            box-shadow: var(--shadow-card);
        }

        .intro-num-card .number {
            font-size: 3.2rem;
            font-weight: 900;
            line-height: 1;
            background: linear-gradient(135deg, var(--primary), var(--cyan));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin-bottom: 18px;
            display: block;
        }

        .intro-num-card h3 {
            font-size: 1.2rem;
            margin-bottom: 12px;
            letter-spacing: .02em;
        }

        .intro-num-card p {
            color: var(--text-sub);
            font-size: .95rem;
            margin: 0;
        }

        .tag-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            border-radius: 8px;
            padding: 5px 11px;
            font-size: .78rem;
            font-weight: 600;
            line-height: 1.3;
        }

        .tag-badge.gradient {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
        }

        .tag-badge.success-bg {
            background: rgba(46, 230, 168, .14);
            color: var(--success);
            border: 1px solid rgba(46, 230, 168, .3);
        }

        .tag-badge.amber-bg {
            background: rgba(255, 180, 91, .14);
            color: var(--amber);
            border: 1px solid rgba(255, 180, 91, .3);
        }
        .tag-badge.line-cyan {
            background: rgba(97, 225, 255, .08);
            color: var(--cyan);
            border: 1px solid rgba(97, 225, 255, .45);
        }
        .tag-badge.purple-bg {
            background: rgba(123, 108, 255, .15);
            color: #a99dff;
            border: 1px solid rgba(123, 108, 255, .35);
        }

        .spotlight-game {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            border-radius: 22px;
            overflow: hidden;
            border: 1px solid var(--glass-border);
            background: var(--bg-panel);
            box-shadow: var(--shadow-card);
            transition: var(--ease-card);
            margin-bottom: 32px;
        }

        .spotlight-game.left-cover {
            grid-template-columns: .9fr 1.1fr;
        }

        @media (max-width: 900px) {
            .spotlight-game,
            .spotlight-game.left-cover {
                grid-template-columns: 1fr;
            }
        }

        .spotlight-game .cover-area {
            min-height: 340px;
            background: rgba(255, 255, 255, .04);
            position: relative;
            overflow: hidden;
        }

        .spotlight-game .cover-area img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
        }

        .cover-area .cover-badges {
            position: absolute;
            top: 18px;
            left: 18px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            z-index: 2;
        }

        .cover-area .cover-play-overlay {
            position: absolute;
            inset: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(4, 8, 20, .22);
            transition: var(--ease-fast);
        }

        .cover-area .cover-play-overlay .play-icon {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .22);
            border: 1px solid rgba(255, 255, 255, .5);
            backdrop-filter: blur(10px);
            display: grid;
            place-items: center;
            font-size: 1.2rem;
            color: #fff;
            opacity: 0;
            transform: scale(.7);
            transition: var(--ease-card);
        }

        .spotlight-game:hover .cover-play-overlay .play-icon {
            opacity: 1;
            transform: none;
            box-shadow: 0 0 40px rgba(97, 225, 255, .35);
        }

        .spotlight-game .content-area {
            padding: 34px 36px;
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            justify-content: center;
        }

        .content-area .game-label {
            font-size: .8rem;
            font-weight: 700;
            border-radius: var(--radius-pill);
            background: rgba(64, 156, 255, .14);
            border: 1px solid rgba(64, 156, 255, .3);
            color: #8bcdfd;
            display: inline-block;
            padding: 5px 13px;
            margin-bottom: 18px;
            letter-spacing: .04em;
        }

        .content-area h3 {
            font-size: 1.9rem;
            font-weight: 800;
            line-height: 1.35;
            margin-bottom: 12px;
            letter-spacing: .02em;
        }

        .content-area .tag-line {
            font-size: 1rem;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 14px;
        }

        .content-area .descryp {
            color: var(--text-sub);
            margin-bottom: 18px;
            line-height: 1.95;
        }

        .meta-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 18px;
            margin-bottom: 22px;
            font-size: .85rem;
            color: var(--text-muted);
        }

        .meta-row .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .rating-stars {
            color: var(--amber);
            letter-spacing: 1px;
            font-size: .9rem;
            display: inline-flex;
            gap: 2px;
        }

        .rating-stars .star {
            line-height: 1;
        }

        .btn-sm {
            height: 40px;
            padding: 0 22px;
            font-size: .9rem;
        }

        .game-actions {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            margin-top: 10px;
        }

        @media (max-width: 520px) {
            .spotlight-game .content-area {
                padding: 24px 20px;
            }
            .content-area h3 {
                font-size: 1.6rem;
            }
        }

        .game-big-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px 36px;
        }

        @media (max-width: 860px) {
            .game-big-layout {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }

        .game-card-h {
            display: flex;
            flex-direction: column;
            gap: 18px;
            border-radius: 22px;
            border: 1px solid var(--glass-border);
            background: linear-gradient(180deg, rgba(17, 29, 62, .8), rgba(14, 22, 45, .8));
            padding: 30px;
            transition: var(--ease-card);
        }

        .game-card-h:hover {
            transform: translateY(-4px);
            border-color: rgba(97, 225, 255, .35);
            box-shadow: 0 22px 60px rgba(0, 0, 0, .4);
        }

        .game-card-h .big-cover {
            position: relative;
            border-radius: 16px;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            flex-shrink: 0;
        }

        .game-card-h .big-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .game-card-h .big-cover::after {
            content: "";
            position: absolute;
            inset: auto 0 0 0;
            height: 45%;
            background: linear-gradient(to top, rgba(7, 11, 31, .75), transparent);
            pointer-events: none;
        }

        .game-card-h .big-cover .reco {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
        }

        .game-card-h .release-date {
            position: absolute;
            bottom: 14px;
            right: 14px;
            z-index: 2;
            font-size: .75rem;
            color: var(--text-sub);
            background: rgba(7, 11, 31, .68);
            border-radius: 14px;
            padding: 4px 11px;
            border: 1px solid rgba(255, 255, 255, .12);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }

        .game-card-h h3 {
            font-size: 1.25rem;
            font-weight: 800;
            line-height: 1.5;
            margin-top: 2px;
        }

        .game-card-h .game-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .game-card-h .game-tag {
            font-size: .75rem;
            padding: 4px 10px;
            border-radius: 16px;
            background: rgba(255, 255, 255, .07);
            border: 1px solid rba(255, 255, 255, .08);
            color: var(--text-sub);
            transition: var(--ease-fast);
        }

        .game-card-h .game-tag:hover {
            color: var(--cyan);
            border-color: rgba(97, 225, 255, .4);
            background: rgba(97, 225, 255, .07);
        }

        .game-card-h .game-note {
            color: var(--text-sub);
            font-size: .95rem;
            margin-bottom: 8px;
            line-height: 1.9;
        }

        .game-card-h .bottom-action {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 14px;
            margin-top: 6px;
        }

        .game-card-h .meta-price {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: .85rem;
            color: var(--text-muted);
        }

        .game-card-h .meta-price strong {
            color: var(--cyan);
            font-weight: 700;
        }

        @media (max-width: 560px) {
            .game-card-h {
                padding: 20px 18px;
            }

            .game-card-h .big-cover {
                aspect-ratio: 16 / 11;
            }
        }

        .cta-section {
            position: relative;
            padding: 90px 0;
            overflow: hidden;
            border-bottom: 1px solid rgba(190, 225, 255, .04);
        }

        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background:
                radial-gradient(720px 420px at 50% 0%, rgba(64, 156, 255, .14), transparent 70%),
                radial-gradient(600px 400px at 82% 80%, rgba(123, 108, 255, .18), transparent 60%),
                radial-gradient(600px 300px at 10% 50%, rgba(97, 225, 255, .06), transparent 60%);
            pointer-events: none;
        }

        .cta-inner {
            text-align: center;
            max-width: 760px;
            margin-inline: auto;
        }

        .cta-icon {
            width: 76px;
            height: 76px;
            background: linear-gradient(135deg, rgba(64, 156, 255, .4), rgba(123, 108, 255, .4));
            margin-inline: auto;
            border-radius: 30px;
            display: grid;
            place-items: center;
            font-size: 1.8rem;
            margin-bottom: 26px;
            box-shadow: 0 0 50px rgba(64, 156, 255, .22);
            border: 1px solid rgba(190, 225, 255, .3);
        }

        .cta-section h2 {
            font-size: clamp(2.2rem, 4.6vw, 3.3rem);
            font-weight: 900;
            margin-bottom: 18px;
            letter-spacing: .01em;
            line-height: 1.3;
        }

        .cta-section .cta-sub-lead {
            color: var(--text-sub);
            font-size: 1.05rem;
            max-width: 610px;
            margin: 0 auto 30px;
            line-height: 2;
        }

        .cta-download-plate {
            margin-top: 36px;
            background: rgba(14, 25, 58, .6);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid var(--glass-border);
            border-radius: 32px;
            padding: 32px;
            box-shadow: var(--shadow-card);
            text-align: center;
        }

        .cta-platform-tabs {
            display: flex;
            gap: 10px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 24px;
            width: 100%;
        }

        .cta-tab-btn {
            min-width: 100px;
            height: 46px;
            border-radius: 90px;
            padding: 0 28px;
            border: 1px solid rgba(255, 255, 255, .14);
            background: rgba(255, 255, 255, .04);
            color: var(--text-sub);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            transition: all .25s ease;
            cursor: pointer;
        }

        .cta-tab-btn .tab-ico {
            font-size: 1.1rem;
            line-height: 1;
        }

        .cta-tab-btn.active {
            background: rgba(64, 156, 255, .13);
            border-color: var(--primary);
            color: #fff;
            box-shadow: 0 0 20px rgba(64, 156, 255, .2);
        }

        .cta-tab-btn:hover {
            border-color: rgba(97, 225, 255, .5);
            color: var(--cyan);
        }

        .cta-download-row {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
            gap: 18px;
        }

        .cta-caption {
            font-size: .9rem;
            color: var(--text-muted);
            margin-top: 16px;
            line-height: 1.7;
        }

        @media (max-width: 560px) {
            .cta-download-plate {
                padding: 22px 16px;
            }

            .cta-platform-tabs {
                gap: 8px;
            }

            .cta-tab-btn {
                width: 100%;
                min-width: 0;
                padding: 0 20px;
                height: 42px;
                flex: 1;
            }

            .cta-download-row .btn {
                width: 100%;
                justify-content: center;
            }
        }

        @media (prefers-reduced-motion: no-preference) {
            .spotlight-game:hover,
            .game-card-h:hover,
            .intro-num-card:hover {
                transition: var(--ease-card);
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: .001s !important;
                animation-iteration-count: 1 !important;
                scroll-behavior: auto !important;
                transition-duration: .001s !important;
            }
        }

        @media (max-width: 520px) {
            .container {
                width: 100% - 20px;
            }

            body {
                font-size: 15px;
            }

            .section-block {
                padding: 68px 0;
            }
        }

        .footer {
            background: #060a1c;
            position: relative;
            border-top: 1px solid rgba(190, 225, 255, .09);
        }

        .footer::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(64, 156, 255, .5), rgba(97, 225, 255, .4), transparent);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr 1.6fr;
            gap: 40px;
            padding: 60px 0 56px;
            border-bottom: 1px solid rgba(255, 255, 255, .07);
        }

        @media (max-width: 1100px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                row-gap: 40px;
            }
        }

        @media (max-width: 560px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 34px;
                padding: 46px 0 40px;
            }
        }

        .footer-brand .brand {
            font-size: 1.1rem;
            margin-bottom: 14px;
        }

        .footer-about {
            font-size: .88rem;
            color: var(--text-mut, #8190b2);
            line-height: 1.9;
            margin: 16px 0 18px;
            max-width: 340px;
        }

        .footer-connect {
            display: flex;
            gap: 10px;
        }

        .footer-connect a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .13);
            transition: var(--ease-fast);
            font-size: 1.05rem;
        }

        .footer-connect a:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-3px);
            box-shadow: 0 8px 24px rgba(64, 156, 255, .15);
        }

        .footer-group {
            min-width: 0;
        }

        .footer-title {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 18px;
            color: var(--text-white);
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
            font-size: .85rem;
        }

        .footer-links a {
            color: #a7b5d9;
            transition: var(--ease-fast);
            line-height: 1.6;
            width: fit-content;
        }

        .footer-links a:hover {
            color: #dcebff;
            padding-left: 5px;
        }

        .footer-subscribe {
            display: flex;
            margin-top: 14px;
            flex-wrap: wrap;
            gap: 10px;
        }

        .footer-subscribe input {
            height: 46px;
            flex: 1;
            min-width: 180px;
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .12);
            border-radius: 14px;
            padding: 0 18px;
            color: var(--text-white);
            font-size: .88rem;
            outline: none;
            transition: border-color .25s, box-shadow .25s;
        }

        .footer-subscribe input::placeholder {
            color: var(--text-mut, #8190b2);
        }

        .footer-subscribe input:focus-visible {
            border-color: var(--cyan);
            box-shadow: 0 0 0 3px rgba(97, 225, 255, .22);
        }

        .footer-subscribe button {
            height: 46px;
            padding: 0 26px;
            border-radius: 16px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            color: #fff;
            font-weight: 700;
            font-size: .88rem;
            transition: var(--ease-fast);
            cursor: pointer;
            border: none;
            white-space: nowrap;
        }

        .footer-subscribe button:hover {
            filter: brightness(1.12);
            box-shadow: 0 0 26px rgba(64, 156, 255, .35);
        }

        .footer-subscribe-note {
            font-size: .75rem;
            color: var(--text-mut, #8190b2);
            margin-top: 12px;
            line-height: 1.6;
            opacity: .85;
        }

        .footer-bottom {
            padding: 24px 0;
        }

        .footer-bottom-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            font-size: .82rem;
            color: #8ba0c8;
        }

        .footer-legal {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
        }

        .footer-legal span {
            display: inline-flex;
            gap: 6px;
            cursor: default;
            transition: var(--ease-fast);
        }

        .footer-legal span:hover {
            color: #dcebff;
        }

        @media (max-width: 760px) {
            .footer-bottom-inner {
                flex-direction: column;
                align-items: flex-start;
            }

            .footer-subscribe input {
                min-width: 100%;
            }
        }
        
        @media (min-width:901px){
            .desktop-nav{
                display:flex !important;
                flex-direction:row !important;
                position:static !important;
                opacity:1 !important;
                pointer-events:auto !important;
                box-shadow:none !important;
                border:none !important;
                background:transparent !important;
                padding:0 !important;
                transform:none !important;
            }
        }

        .scroll-top {
            position: fixed;
            right: 24px;
            bottom: 28px;
            z-index: 99;
            width: 48px;
            height: 48px;
            border-radius: 16px;
            background: rgba(11, 20, 45, .88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(190, 225, 255, .18);
            color: var(--text-white);
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transform: translateY(12px);
            transition: all .3s ease;
            cursor: pointer;
            box-shadow: 0 12px 36px rgba(0,0,0,.36);
            pointer-events: none;
        }

        .scroll-top.visible {
            opacity: 1;
            transform: none;
            pointer-events: auto;
        }

        .scroll-top:hover {
            border-color: var(--primary);
            color: #ffffff;
            background: rgba(17, 33, 68, .95);
        }

        @media (max-width: 560px){
            .scroll-top {
                right: 14px;
                bottom: 18px;
                width: 44px;
                height: 44px;
            }
        }

.faq-list {
                    display: flex;
                    flex-direction: column;
                    gap: 14px;
                }

                .faq-item {
                    border-radius: 18px;
                    background: rgba(17, 27, 58, .5);
                    border: 1px solid rgba(190, 225, 255, .13);
                    overflow: hidden;
                    transition: border-color .3s, box-shadow .3s;
                }

                .faq-item:hover {
                    border-color: rgba(64, 156, 255, .4);
                    box-shadow: 0 12px 34px rgba(0, 0, 0, .28);
                }

                .faq-item details {
                    display: block;
                }

                .faq-item summary {
                    display: flex;
                    align-items: center;
                    justify-content: space-between;
                    gap: 16px;
                    padding: 22px 22px 20px 24px;
                    list-style: none;
                    cursor: pointer;
                    font-size: 1.06rem;
                    font-weight: 600;
                    color: #eef4ff;
                    line-height: 1.6;
                    transition: background .3s;
                }

                .faq-item summary::-webkit-details-marker {
                    display: none;
                }

                .faq-item summary .acc-icon {
                    width: 24px;
                    height: 24px;
                    min-width: 24px;
                    border-radius: 50%;
                    background: rgba(64, 156, 255, .15);
                    border: 1px solid rgba(64, 156, 255, .4);
                    color: #ffffff;
                    display: inline-flex;
                    align-items: center;
                    justify-content: center;
                    font-size: 1.4rem;
                    line-height: 1;
                    transition: all .3s ease;
                }

                .faq-item summary .acc-icon::before {
                    content: "+";
                    font-weight: 400;
                }

                .faq-item details[open] summary {
                    background: rgba(64, 156, 255, .06);
                }

                .faq-item details[open] summary .acc-icon {
                    background: rgba(97, 225, 255, .18);
                    border-color: var(--cyan);
                    transform: rotate(45deg);
                }

                .faq-item .faq-answer {
                    padding: 6px 48px 26px 74px;
                    color: #b4c2de;
                    font-size: .97rem;
                    line-height: 1.9;
                    animation: fadeIn .3s ease;
                }

                @keyframes fadeIn {
                    from {
                        opacity: 0;
                        transform: translateY(-4px);
                    }
                    to {
                        opacity: 1;
                        transform: none;
                    }
                }

                @media (max-width: 520px) {
                    .faq-item .faq-answer {
                        padding: 6px 28px 22px 22px;
                    }
                    .faq-item summary {
                        padding: 18px 16px 16px 18px;
                    }
                }