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70%);border-radius:50%;pointer-events:none}.rules-hero::after{content:'';position:absolute;bottom:-30%;left:-10%;width:400px;height:400px;background:radial-gradient(circle,rgba(0,242,254,.1) 0%,transparent 70%);border-radius:50%;pointer-events:none}.hero-content{position:relative;z-index:2;text-align:center}.hero-icon{width:80px;height:80px;background:rgba(255,255,255,.12);backdrop-filter:blur(10px);border:2px solid rgba(255,255,255,.2);border-radius:20px;display:flex;align-items:center;justify-content:center;margin:0 auto 20px}.hero-icon svg{width:40px;height:40px;fill:none;stroke:#fff;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}.rules-hero h1{font-size:38px;font-weight:800;color:#fff;margin:0 0 12px;letter-spacing:-.5px;display:flex;align-items:center;justify-content:center}.hero-subtitle{font-size:16px;color:rgba(255,255,255,.7);margin:0;font-weight:400;display:flex;align-items:center;justify-content:center}.rules-breadcrumb{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:24px;font-size:14px}.rules-breadcrumb a{color:rgba(255,255,255,.6);text-decoration:none;transition:color .2s}.rules-breadcrumb a:hover{color:#fff}.rules-breadcrumb span{color:rgba(255,255,255,.4)}.rules-breadcrumb .current{color:rgba(255,255,255,.9);font-weight:600}.rules-card{background:var(--bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:50px;position:relative;z-index:3;border:1px solid rgba(255,255,255,.8);max-width:1000px;margin:0 auto}.rules-card h3{font-size:22px;font-weight:700;color:var(--primary-dark);margin:45px 0 20px;padding:18px 24px;background:linear-gradient(135deg,rgba(10,42,110,.04) 0%,rgba(30,106,191,.06) 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rgba(26,79,174,.12);text-decoration:none}.toc-item:hover{background:linear-gradient(155deg,#0a2a6e 0%,#1a4fae 45%,#1e6abf 100%);color:#fff;border-color:transparent;transform:translateY(-2px);box-shadow:0 4px 12px rgba(10,42,110,.25)}.last-updated{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;background:rgba(79,172,254,.08);border-radius:20px;font-size:13px;color:var(--primary-mid);margin-bottom:30px}.last-updated svg{width:16px;height:16px;stroke:var(--primary-mid);fill:none;stroke-width:2}.scroll-top-btn{position:fixed;bottom:30px;left:30px;width:50px;height:50px;background:linear-gradient(155deg,#0a2a6e 0%,#1a4fae 45%,#1e6abf 100%);border-radius:14px;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 8px 25px rgba(10,42,110,.35);transition:all .3s 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15px}.rules-content{font-size:14px;line-height:1.9}.rules-content p{padding:14px 16px;margin-bottom:12px}.rules-toc{padding:18px 20px}.toc-items{gap:8px}.toc-item{padding:6px 14px;font-size:12px}.scroll-top-btn{bottom:20px;left:20px;width:44px;height:44px;border-radius:12px}}@media(max-width:480px){.rules-hero h1{font-size:22px}.rules-breadcrumb{font-size:12px}.rules-card{padding:20px 14px}.rules-content p{padding:12px 14px}}