/* ref - 基于K1体育/星空等KY1.AC站点真实设计 */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:"PingFang SC","Microsoft YaHei",sans-serif;background:#fff;color:#333;font-size:15px;line-height:1.7}
a{color:#0d6efd;text-decoration:none;transition:.2s}a:hover{color:#0b5ed7}
img{max-width:100%;height:auto}ul,ol{list-style:none;padding:0;margin:0}
.rf-container{max-width:1140px;margin:0 auto;padding:0 15px}

/* ===== Header (header-2 pattern from module.css) ===== */
.rf-header{background:#212529;position:sticky;top:0;z-index:999;box-shadow:0 2px 8px rgba(0,0,0,0.15)}
.rf-header .rf-container{display:flex;align-items:center;justify-content:space-between;height:64px;flex-wrap:wrap}
.rf-logo img{max-height:48px;max-width:100px}
.rf-nav{display:flex;align-items:center;gap:4px;margin-left:auto;margin-right:16px}
.rf-nav a{color:rgba(255,255,255,0.85);padding:6px 12px;border-radius:4px;font-size:15px;font-weight:500;transition:.2s}
.rf-nav a:hover,.rf-nav a.active{color:#ffc107;background:rgba(255,255,255,0.1)}
.rf-nav .rf-drop{position:relative}.rf-nav .rf-drop-menu{display:none;position:absolute;top:100%;right:0;background:#343a40;border-radius:6px;min-width:150px;padding:6px 0;z-index:10;box-shadow:0 4px 16px rgba(0,0,0,0.2)}
.rf-nav .rf-drop:hover .rf-drop-menu{display:block}.rf-nav .rf-drop-menu a{display:block;padding:9px 18px;font-size:14px;color:rgba(255,255,255,0.8)}.rf-nav .rf-drop-menu a:hover{background:rgba(255,193,7,0.15);color:#ffc107}
.rf-header .rf-cta-btn{background:#ffc107;color:#212529;padding:7px 18px;border-radius:6px;font-size:14px;font-weight:600;transition:.2s;display:inline-block}.rf-header .rf-cta-btn:hover{background:#e0a800;color:#212529;box-shadow:0 2px 6px rgba(255,193,7,0.4);transform:translateY(-1px)}

/* ===== Hero ===== */
.rf-hero{background:linear-gradient(135deg,#1a1a2e 0%,#0d2137 100%);padding:80px 0;position:relative;overflow:hidden}
.rf-hero::before{content:'';position:absolute;top:0;right:0;width:50%;height:100%;background:radial-gradient(ellipse at center,rgba(255,193,7,0.06) 0%,transparent 70%)}
.rf-hero .rf-container{display:flex;align-items:center;gap:60px;position:relative;z-index:1}
.rf-hero .rf-hero-text{flex:1;color:#fff}
.rf-hero .rf-hero-text .rf-badge{display:inline-block;padding:3px 12px;background:rgba(255,193,7,0.15);border:1px solid rgba(255,193,7,0.25);color:#ffc107;border-radius:4px;font-size:12px;font-weight:600;margin-bottom:16px;letter-spacing:1px}
.rf-hero .rf-hero-text h1{font-size:42px;font-weight:700;margin-bottom:14px;line-height:1.25}
.rf-hero .rf-hero-text p{color:rgba(255,255,255,0.7);font-size:16px;margin-bottom:28px;line-height:1.7;max-width:500px}
.rf-hero .rf-hero-text .rf-btns{display:flex;gap:12px;flex-wrap:wrap}
.rf-hero .rf-hero-img{flex-shrink:0}.rf-hero .rf-hero-img img{max-height:240px;border-radius:16px;box-shadow:0 20px 60px rgba(0,0,0,0.3)}

/* ===== Buttons ===== */
.rf-btn{display:inline-block;padding:10px 28px;border-radius:8px;font-size:15px;font-weight:600;cursor:pointer;border:none;transition:.2s}
.rf-btn-primary{background:#0d6efd;color:#fff}.rf-btn-primary:hover{background:#0b5ed7;color:#fff;transform:translateY(-1px);box-shadow:0 4px 12px rgba(13,110,253,0.3)}
.rf-btn-warning{background:#ffc107;color:#212529;box-shadow:0 2px 8px rgba(255,193,7,0.3)}.rf-btn-warning:hover{background:#e0a800;color:#212529;transform:translateY(-1px)}
.rf-btn-outline{background:transparent;color:#fff;border:1px solid rgba(255,255,255,0.3)}.rf-btn-outline:hover{background:rgba(255,255,255,0.1);border-color:#fff;color:#fff}
.rf-btn-lg{padding:14px 36px;font-size:17px;border-radius:10px}

/* ===== Stats Banner ===== */
.rf-stats-banner{background:linear-gradient(135deg,#0d6efd,#6610f2);padding:40px 0;color:#fff}
.rf-stats-banner .rf-container{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center}
.rf-stats-banner .rf-stat .rf-sn{font-size:36px;font-weight:800;line-height:1}
.rf-stats-banner .rf-stat .rf-sl{font-size:14px;color:rgba(255,255,255,0.7);margin-top:6px}

/* ===== Section ===== */
.rf-section{padding:70px 0}
.rf-section.bg-light{background:#f8f9fa}
.rf-sec-header{margin-bottom:40px}
.rf-sec-header .rf-tag{display:inline-block;padding:3px 12px;background:#e7f1ff;color:#0d6efd;border-radius:4px;font-size:12px;font-weight:600;margin-bottom:10px}
.rf-sec-header h2{font-size:30px;font-weight:700;color:#212529;margin-bottom:8px}
.rf-sec-header p{color:#6c757d;font-size:15px}

/* ===== Game Cards (department pattern) ===== */
.rf-game-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.rf-game-card{background:#fff;border:1px solid #e9ecef;border-radius:12px;padding:28px 18px;text-align:center;transition:.25s;cursor:pointer}
.rf-game-card:hover{transform:translateY(-6px);box-shadow:0 12px 30px rgba(0,0,0,0.08);border-color:#0d6efd}
.rf-game-card .gc-icon{width:80px;height:80px;margin:0 auto 16px;border-radius:20px;overflow:hidden;background:linear-gradient(135deg,#e7f1ff,#f0f6ff)}
.rf-game-card .gc-icon img{width:100%;height:100%;object-fit:cover}
.rf-game-card h4{font-size:16px;font-weight:600;color:#212529;margin-bottom:4px}
.rf-game-card p{font-size:13px;color:#6c757d}

/* ===== Alternating feature rows ===== */
.rf-alt-row{display:flex;align-items:center;gap:60px;margin:40px 0}
.rf-alt-row.reverse{flex-direction:row-reverse}
.rf-alt-row .ar-img{flex:1;border-radius:12px;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,0.08)}
.rf-alt-row .ar-img img{width:100%;display:block}
.rf-alt-row .ar-text{flex:1}
.rf-alt-row .ar-text h3{font-size:26px;font-weight:700;color:#212529;margin-bottom:12px}
.rf-alt-row .ar-text p{color:#6c757d;font-size:15px;line-height:1.8}

/* ===== News list ===== */
.rf-news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.rf-news-item{display:flex;gap:18px;background:#fff;border:1px solid #e9ecef;border-radius:12px;padding:18px;transition:.2s}
.rf-news-item:hover{box-shadow:0 6px 20px rgba(0,0,0,0.06);border-color:#0d6efd}
.rf-news-item .n-thumb{width:180px;height:120px;border-radius:8px;overflow:hidden;flex-shrink:0;background:#f1f3f5}.rf-news-item .n-thumb img{width:100%;height:100%;object-fit:cover;transition:.3s}
.rf-news-item:hover .n-thumb img{transform:scale(1.04)}
.rf-news-item .n-info{flex:1;min-width:0}.rf-news-item .n-info h4{font-size:15px;font-weight:600;margin-bottom:8px}.rf-news-item .n-info h4 a{color:#212529}.rf-news-item .n-info h4 a:hover{color:#0d6efd}
.rf-news-item .n-info .n-excerpt{font-size:13px;color:#6c757d;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;margin-bottom:8px}
.rf-news-item .n-info .n-time{font-size:12px;color:#adb5bd}

/* ===== FAQ ===== */
.rf-faq{max-width:800px;margin:0 auto}.rf-faq .faq-item{border:1px solid #e9ecef;border-radius:8px;margin-bottom:8px;overflow:hidden;background:#fff}.rf-faq .faq-item .q{padding:16px 22px;font-weight:600;color:#212529;cursor:pointer;display:flex;justify-content:space-between;align-items:center}.rf-faq .faq-item .q::after{content:'+';color:#0d6efd;font-size:18px}.rf-faq .faq-item.open .q::after{content:'−'}.rf-faq .faq-item .a{padding:0 22px;max-height:0;overflow:hidden;transition:.3s;color:#6c757d;font-size:14px}.rf-faq .faq-item.open .a{padding:0 22px 18px;max-height:240px}

/* ===== Partners ===== */
.rf-partner-wrap{overflow:hidden}.rf-partner-track{display:flex;gap:24px;animation:rf-p 20s linear infinite;width:fit-content;padding:10px 0}
.rf-partner-item{flex-shrink:0;background:#fff;border:1px solid #e9ecef;border-radius:8px;padding:16px 28px;display:flex;align-items:center;transition:.2s}.rf-partner-item:hover{border-color:#0d6efd;box-shadow:0 2px 8px rgba(0,0,0,0.04)}.rf-partner-item img{height:50px;opacity:0.6;filter:grayscale(1)}.rf-partner-item:hover img{opacity:1;filter:none}
@keyframes rf-p{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* ===== Footer ===== */
.rf-footer{background:#212529;color:rgba(255,255,255,0.55);padding:50px 0 24px;font-size:14px}.rf-footer a{color:rgba(255,255,255,0.55)}.rf-footer a:hover{color:#ffc107}
.rf-footer .rf-f-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;margin-bottom:30px}
.rf-footer .rf-f-grid h4{color:#fff;font-size:16px;margin-bottom:14px}
.rf-footer .rf-f-links{display:flex;flex-wrap:wrap;gap:8px}.rf-footer .rf-f-links a{padding:4px 12px;background:rgba(255,255,255,0.05);border-radius:4px;font-size:13px}.rf-footer .rf-f-links a:hover{background:rgba(255,193,7,0.15);color:#ffc107}
.rf-footer .rf-f-bottom{text-align:center;padding-top:24px;border-top:1px solid rgba(255,255,255,0.1);font-size:13px}

/* ===== Inner ===== */
.rf-detail{padding-top:30px}.rf-row{display:flex;gap:24px;flex-wrap:wrap}.rf-main{flex:2;min-width:0}.rf-side{flex:1;min-width:260px}
.rf-card{background:#fff;border:1px solid #e9ecef;border-radius:12px;margin-bottom:18px}.rf-card-hd{padding:16px 20px;border-bottom:1px solid #e9ecef;font-weight:600;font-size:16px;color:#212529}.rf-card-bd{padding:20px}
.rf-bread{padding:12px 0;font-size:13px;color:#adb5bd}.rf-bread a{color:#6c757d}
.rf-art-item{display:flex;gap:16px;padding:16px 0;border-bottom:1px solid #f1f3f5}.rf-art-item:last-child{border-bottom:none}.rf-art-item .art-t{width:180px;height:120px;border-radius:8px;overflow:hidden;flex-shrink:0;background:#f1f3f5}.rf-art-item .art-t img{width:100%;height:100%;object-fit:cover}.rf-art-item .art-i h4{font-size:15px;font-weight:600;margin-bottom:6px}.rf-art-item .art-i h4 a{color:#212529}.rf-art-item .art-i .art-d{font-size:13px;color:#6c757d;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.rf-art-item .art-i .art-m{font-size:12px;color:#ced4da}
.rf-list-i{padding:8px 0;border-bottom:1px solid #f8f9fa}.rf-list-i a{color:#495057;font-size:14px}.rf-list-i .lt{font-size:12px;color:#ced4da}
.rf-tags{display:flex;flex-wrap:wrap;gap:6px}.rf-tags a{padding:5px 12px;background:#e7f1ff;color:#0d6efd;border-radius:6px;font-size:12px}.rf-tags a:hover{background:#0d6efd;color:#fff}
.rf-pag{display:flex;justify-content:center;gap:6px;padding:24px 0}.rf-pag a,.rf-pag span{padding:8px 14px;border-radius:6px;background:#fff;color:#6c757d;font-size:13px;border:1px solid #dee2e6}.rf-pag a:hover{background:#0d6efd;color:#fff;border-color:#0d6efd}.rf-pag .active span{background:#0d6efd;color:#fff}
.rf-dbody{font-size:16px;line-height:1.9;color:#495057}.rf-dbody img{max-width:100%;border-radius:8px}.rf-dbody a{color:#0d6efd}
.rf-meta{display:flex;gap:16px;font-size:13px;color:#adb5bd;padding-bottom:12px;border-bottom:1px solid #e9ecef;margin-bottom:16px}
.rf-pn{display:flex;gap:16px;padding:16px 0;border-top:1px solid #e9ecef;margin-top:24px}.rf-pn .lbl{font-size:12px;color:#ced4da}.rf-pn a{color:#495057}
.rf-404{text-align:center;padding:100px 20px}.rf-404 .code{font-size:120px;color:#f1f3f5;font-weight:700}
@media(max-width:992px){.rf-hero .rf-container{flex-direction:column;text-align:center}.rf-game-grid{grid-template-columns:1fr 1fr}.rf-news-grid{grid-template-columns:1fr}.rf-alt-row{flex-direction:column!important;gap:30px}.rf-stats-banner .rf-container{grid-template-columns:1fr 1fr}}
@media(max-width:576px){.rf-game-grid,.rf-news-grid{grid-template-columns:1fr}.rf-news-item{flex-direction:column}.rf-news-item .n-thumb{width:100%;height:160px}}