body { padding-top: 70px; }
/* ============================================================
   赛事直播页面样式 - saishizhibo.css
   ============================================================ */
:root{
    --ss-blue:#2563eb;
    --ss-blue-dark:#1d4ed8;
    --ss-title:#0f172a;
    --ss-text:#475569;
    --ss-text-light:#64748b;
    --ss-gray:#f8fafc;
    --ss-border:#e5e7eb;
    --ss-white:#ffffff;
}

/* ----- Hero ----- */
.ss-hero{
    background:linear-gradient(135deg,#0f172a 0%,#1e293b 50%,#1e3a5f 100%);
    position:relative;overflow:hidden;
    min-height:520px;display:flex;align-items:center;
}
.ss-hero::before{
    content:'';position:absolute;
    top:0;left:0;width:100%;height:100%;
    background:radial-gradient(ellipse at 80% 50%,rgba(37,99,235,0.15) 0%,transparent 60%);
    pointer-events:none;
}
.ss-hero-inner{
    width:92%;max-width:1280px;margin:0 auto;
    display:flex;align-items:center;gap:60px;
    padding:80px 0;position:relative;z-index:1;
}
.ss-hero-left{flex:1;}
.ss-hero-left h1{
    font-size:40px;font-weight:700;color:#fff;
    line-height:1.25;margin-bottom:20px;
}
.ss-hero-left p{
    font-size:15px;color:rgba(255,255,255,0.7);
    line-height:1.8;max-width:600px;margin-bottom:32px;
}
.ss-hero-right{
    flex:0 0 460px;
}
.ss-hero-right img{
    width:100%;border-radius:12px;
    box-shadow:0 20px 60px rgba(0,0,0,0.3);
}
.ss-btn-primary{
    display:inline-block;padding:12px 36px;
    background:linear-gradient(135deg,#2563eb,#1d4ed8);
    color:#fff;border-radius:8px;text-decoration:none;
    font-size:15px;font-weight:600;transition:all 0.3s;
}
.ss-btn-primary:hover{
    box-shadow:0 6px 24px rgba(37,99,235,0.4);
    transform:translateY(-2px);
}

/* ----- Tab 导航 ----- */
.ss-tabs{
    display:flex;justify-content:center;gap:0;
    background:#fff;border-bottom:1px solid #e5e7eb;
    position:sticky;top:70px;z-index:100;
    overflow-x:auto;-webkit-overflow-scrolling:touch;
}
.ss-tab{
    display:inline-block;padding:16px 28px;
    font-size:14px;color:#64748b;text-decoration:none;
    white-space:nowrap;border-bottom:2px solid transparent;
    transition:all 0.25s;font-weight:500;
}
.ss-tab:hover{color:#2563eb;}
.ss-tab.active{color:#2563eb;border-bottom-color:#2563eb;font-weight:600;}

/* ----- Section 通用 ----- */
.ss-section{padding:80px 0;}
.ss-section-gray{background:#f8fafc;}
.ss-container{width:92%;max-width:1280px;margin:0 auto;}
.ss-section-title{
    font-size:32px;font-weight:700;color:#0f172a;
    text-align:center;margin-bottom:16px;
}
.ss-section-sub{
    font-size:15px;color:#64748b;text-align:center;
    max-width:800px;margin:0 auto 48px;line-height:1.7;
}

/* ----- 行业痛点 ----- */
.ss-pain-grid{
    display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px;
}
.ss-pain-card{
    background:#fff;border:1px solid #e5e7eb;border-radius:12px;
    padding:32px 28px;transition:all 0.3s;
}
.ss-pain-card:hover{
    border-color:#2563eb;box-shadow:0 4px 20px rgba(37,99,235,0.08);
    transform:translateY(-2px);
}
.ss-pain-icon{
    width:48px;height:48px;border-radius:10px;
    background:rgba(37,99,235,0.08);color:#2563eb;
    display:flex;align-items:center;justify-content:center;
    font-size:22px;margin-bottom:20px;
}
.ss-pain-card h3{
    font-size:17px;font-weight:600;color:#1e293b;margin-bottom:10px;
}
.ss-pain-card p{
    font-size:14px;color:#64748b;line-height:1.7;
}

/* ----- 解决方案架构 ----- */
.ss-arch-img{margin-top:48px;}
.ss-arch-img img{width:100%;border-radius:12px;}

/* ----- 方案优势 ----- */
.ss-advantage-wrap{
    display:flex;gap:60px;align-items:center;margin-top:48px;
}
.ss-advantage-left{flex:0 0 440px;}
.ss-advantage-left img{width:100%;border-radius:12px;}
.ss-advantage-right{flex:1;display:flex;flex-direction:column;gap:20px;}
.ss-adv-item{display:flex;gap:20px;align-items:flex-start;}
.ss-adv-num{
    flex:0 0 56px;height:56px;border-radius:12px;
    background:linear-gradient(135deg,#2563eb,#1d4ed8);
    color:#fff;font-size:22px;font-weight:700;
    display:flex;align-items:center;justify-content:center;
}
.ss-adv-body h4{font-size:17px;font-weight:600;color:#1e293b;margin-bottom:6px;}
.ss-adv-body p{font-size:14px;color:#64748b;line-height:1.6;}

/* ----- 应用场景 ----- */
.ss-scene-tabs{
    display:flex;justify-content:center;gap:8px;margin-bottom:40px;
}
.ss-scene-tab{
    display:inline-block;padding:8px 24px;border-radius:20px;
    background:#e5e7eb;color:#475569;font-size:14px;
    cursor:pointer;transition:all 0.25s;font-weight:500;
}
.ss-scene-tab.active{background:#2563eb;color:#fff;}
.ss-scene-tab:hover:not(.active){background:#cbd5e1;}
.ss-scene-content{
    display:flex;gap:40px;align-items:flex-start;
}
.ss-scene-img{flex:0 0 480px;}
.ss-scene-img img{width:100%;border-radius:12px;}
.ss-scene-cards{flex:1;display:flex;flex-direction:column;gap:16px;}
.ss-scene-card{
    background:#fff;border:1px solid #e5e7eb;border-radius:10px;
    padding:20px 24px;transition:all 0.3s;
}
.ss-scene-card:hover{border-color:#2563eb;box-shadow:0 2px 12px rgba(37,99,235,0.06);}
.ss-scene-card h4{
    font-size:15px;font-weight:600;color:#1e293b;margin-bottom:8px;
}
.ss-scene-card h4 i{color:#2563eb;margin-right:6px;}
.ss-scene-card p,.ss-scene-card ul{font-size:13px;color:#64748b;line-height:1.7;}
.ss-scene-card ul{list-style:none;padding:0;}
.ss-scene-card ul li{
    padding:4px 0 4px 16px;position:relative;
}
.ss-scene-card ul li::before{
    content:'';position:absolute;left:0;top:11px;
    width:6px;height:6px;border-radius:50%;background:#2563eb;
}

/* ----- 客户案例 ----- */
.ss-case-grid{
    display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px;
}
.ss-case-card{
    background:#fff;border:1px solid #e5e7eb;border-radius:12px;
    overflow:hidden;transition:all 0.3s;
}
.ss-case-card:hover{
    border-color:#2563eb;box-shadow:0 6px 24px rgba(37,99,235,0.1);
    transform:translateY(-2px);
}
.ss-case-img{overflow:hidden;}
.ss-case-img img{
    width:100%;height:200px;object-fit:cover;
    transition:transform 0.4s;
}
.ss-case-card:hover .ss-case-img img{transform:scale(1.05);}
.ss-case-card h3{
    font-size:16px;font-weight:600;color:#1e293b;
    padding:20px 20px 8px;line-height:1.4;
}
.ss-case-card p{
    font-size:13px;color:#64748b;line-height:1.7;
    padding:0 20px 20px;
}

/* ----- 相关产品 ----- */
.ss-product-grid{
    display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:48px;
}
.ss-product-card{
    background:#fff;border:1px solid #e5e7eb;border-radius:12px;
    padding:28px 24px;text-decoration:none;display:block;
    transition:all 0.3s;
}
.ss-product-card:hover{
    border-color:#2563eb;box-shadow:0 4px 20px rgba(37,99,235,0.08);
    transform:translateY(-2px);
}
.ss-product-icon{
    width:48px;height:48px;border-radius:10px;
    background:rgba(37,99,235,0.06);display:flex;
    align-items:center;justify-content:center;margin-bottom:16px;
}
.ss-product-icon img{width:28px;height:28px;}
.ss-product-card h4{
    font-size:16px;font-weight:600;color:#1e293b;margin-bottom:10px;
}
.ss-product-card p{
    font-size:13px;color:#64748b;line-height:1.6;
}

/* ----- 底部 CTA ----- */
.ss-cta{
    background:linear-gradient(135deg,#2563eb 0%,#1d4ed8 100%);
    padding:80px 0;text-align:center;
}
.ss-cta h2{
    font-size:32px;font-weight:700;color:#fff;margin-bottom:12px;
}
.ss-cta p{
    font-size:15px;color:rgba(255,255,255,0.75);
    margin-bottom:32px;
}
.ss-btn-white{
    display:inline-block;padding:12px 40px;
    background:#fff;color:#2563eb;border-radius:8px;
    text-decoration:none;font-size:15px;font-weight:600;
    transition:all 0.3s;
}
.ss-btn-white:hover{
    box-shadow:0 6px 24px rgba(0,0,0,0.2);
    transform:translateY(-2px);
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width:1024px){
    .ss-hero-inner{flex-direction:column;gap:40px;padding:60px 0;}
    .ss-hero-right{flex:0 0 auto;max-width:500px;width:100%;}
    .ss-advantage-wrap{flex-direction:column;gap:40px;}
    .ss-advantage-left{flex:0 0 auto;max-width:440px;width:100%;}
    .ss-scene-content{flex-direction:column;}
    .ss-scene-img{flex:0 0 auto;max-width:480px;width:100%;}
    .ss-product-grid{grid-template-columns:repeat(2,1fr);}
    .ss-case-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:768px){
    .ss-section{padding:56px 0;}
    .ss-hero-left h1{font-size:28px;}
    .ss-hero-left p{font-size:14px;}
    .ss-section-title{font-size:26px;}
    .ss-pain-grid{grid-template-columns:1fr;gap:16px;}
    .ss-case-grid{grid-template-columns:1fr;gap:16px;}
    .ss-product-grid{grid-template-columns:1fr 1fr;gap:16px;}
    .ss-advantage-wrap{gap:24px;}
    .ss-scene-content{gap:24px;}
    .ss-tab{padding:14px 16px;font-size:13px;}
    .ss-scene-tabs{flex-wrap:wrap;gap:6px;}
    .ss-scene-tab{padding:6px 16px;font-size:13px;}
    .ss-cta h2{font-size:24px;}
    .ss-btn-primary,.ss-btn-white{padding:10px 28px;font-size:14px;}
}
@media (max-width:480px){
    .ss-hero-left h1{font-size:24px;}
    .ss-section-title{font-size:22px;}
    .ss-product-grid{grid-template-columns:1fr;}
    .ss-adv-item{gap:12px;}
    .ss-adv-num{flex:0 0 44px;height:44px;font-size:18px;border-radius:10px;}
}