*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#F6F8FF;color:#222;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}a{color:inherit}img{max-width:100%}.site-header{position:sticky;top:0;z-index:9999;width:100%;background:linear-gradient(135deg,#F7F9FF 0%,#ECF0FF 52%,#EAF7FF 100%);box-shadow:0 8px 24px rgba(89,126,247,.10);backdrop-filter:blur(12px)}.header-inner{max-width:1200px;min-height:72px;margin:0 auto;padding:0 20px;display:flex;align-items:center;justify-content:space-between;gap:16px}.site-logo{display:flex;align-items:center;text-decoration:none;flex:0 0 auto}.site-logo img{display:block;height:40px;width:auto;max-width:168px;object-fit:contain}.logo-text{font-weight:900;font-size:22px;color:#1D2B5F}.nav-core{display:flex;align-items:center;gap:8px;white-space:nowrap;flex-wrap:nowrap}.nav-core a{color:#1D2B5F;padding:8px 10px;border-radius:999px;font-weight:700;text-decoration:none;font-size:14px}.nav-core a.is-current,.nav-core a:hover{background:rgba(255,255,255,.82);color:#597EF7}.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}.plain-login{text-decoration:none;color:#1D2B5F;font-weight:700}.main-btn{position:relative;overflow:hidden;isolation:isolate;display:inline-flex;align-items:center;justify-content:center;height:42px;min-width:96px;padding:0 20px;background:linear-gradient(135deg,#7580EE 0%,#597EF7 48%,#7AC4F5 100%);color:#fff;border-radius:999px;text-decoration:none;font-weight:700;box-shadow:0 10px 24px rgba(89,126,247,.28);border:0}.main-btn::before{content:"";position:absolute;inset:-2px;border-radius:inherit;background:linear-gradient(120deg,transparent 0%,rgba(255,255,255,.85) 35%,transparent 70%);transform:translateX(-120%);animation:btnShine 2.4s infinite;z-index:-1}.main-btn::after{content:"";position:absolute;inset:-1px;border-radius:inherit;border:1px solid rgba(255,255,255,.65);box-shadow:0 0 8px rgba(122,196,245,.55),0 0 18px rgba(89,126,247,.35);pointer-events:none}@keyframes btnShine{0%{transform:translateX(-120%)}55%{transform:translateX(120%)}100%{transform:translateX(120%)}}.mobile-register,.menu-toggle{display:none}.channel-strip{background:#fff;border-bottom:1px solid rgba(89,126,247,.12)}.channel-inner{max-width:1200px;margin:auto;padding:10px 20px;display:flex;gap:18px;overflow-x:auto;white-space:nowrap;scrollbar-width:thin}.channel-inner a{font-size:14px;color:#5B647A;text-decoration:none}.channel-inner a:hover{color:#597EF7}.site-main{min-height:60vh}.container{max-width:1200px;margin:0 auto;padding:0 20px}.narrow{max-width:860px}.section{padding:68px 0}.section-sm{padding:44px 0}.eyebrow{color:#597EF7;font-weight:800;letter-spacing:.05em}.page-hero{padding:72px 0 48px;background:linear-gradient(180deg,#ECF0FF 0%,#F6F8FF 100%)}.page-hero h1,.home-title{font-size:clamp(32px,4.5vw,50px);line-height:1.16;margin:10px 0 18px;color:#1D2B5F}.page-hero p,.lead{font-size:18px;line-height:1.85;color:#5B647A;margin:0}.breadcrumbs{font-size:14px;color:#5B647A;margin-bottom:18px}.breadcrumbs a{color:#597EF7;text-decoration:none}.grid{display:grid;gap:20px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:#fff;border:1px solid rgba(89,126,247,.16);border-radius:18px;padding:24px;box-shadow:0 16px 40px rgba(89,126,247,.10)}.card h2,.card h3{color:#1D2B5F;margin:0 0 12px}.card p,.article p,.article li{line-height:1.85;font-size:16px}.text-link{color:#597EF7;font-weight:700;text-decoration:none}.media{position:relative;width:100%;max-width:100%;overflow:hidden;border-radius:16px;background:#ECF0FF;aspect-ratio:16/9}.media>img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center center;display:block}.media-placeholder{position:absolute;inset:0;background:linear-gradient(135deg,#ECF0FF,#EAF7FF);display:grid;place-items:center}.media-placeholder:after{content:"体育内容图片";color:#7580EE;font-weight:700}.split{display:grid;grid-template-columns:1.05fr .95fr;gap:30px;align-items:center}.split.reverse{grid-template-columns:.95fr 1.05fr}.split.reverse .media{order:2}.pill-row{display:flex;gap:10px;overflow-x:auto;padding:4px 0 8px}.pill{flex:0 0 auto;text-decoration:none;background:#fff;border:1px solid rgba(89,126,247,.16);padding:10px 16px;border-radius:999px;color:#1D2B5F;font-weight:700}.notice{background:#fff;border-left:4px solid #597EF7;border-radius:14px;padding:20px 22px;line-height:1.85;color:#5B647A}.article h2{font-size:26px;color:#1D2B5F;margin:34px 0 12px}.article h3{font-size:20px;color:#1D2B5F;margin:26px 0 10px}.article ul,.article ol{padding-left:22px}.index-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.index-list a{padding:14px 16px;border-radius:14px;background:#fff;text-decoration:none;border:1px solid rgba(89,126,247,.16);color:#1D2B5F;font-weight:700}.qa details{background:#fff;border:1px solid rgba(89,126,247,.16);border-radius:16px;padding:16px 18px;margin:12px 0}.qa summary{font-weight:800;color:#1D2B5F;cursor:pointer}.qa p{margin:12px 0 0;line-height:1.8}.hero-slider{max-width:1200px;margin:32px auto 0;padding:0 20px}.slider-shell{position:relative;height:360px;border-radius:18px;overflow:hidden;background:#101827;box-shadow:0 18px 50px rgba(16,24,39,.18)}.hero-slide{position:absolute;inset:0;display:none}.hero-slide.is-active{display:block}.hero-slide img{width:100%;height:100%;object-fit:contain;object-position:center}.slider-placeholder{height:100%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:28px;font-weight:800;background:linear-gradient(135deg,#101827,#1D2B5F)}.slider-prev,.slider-next{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border-radius:50%;border:0;background:rgba(255,255,255,.9);color:#1D2B5F;font-size:22px;cursor:pointer}.slider-prev{left:16px}.slider-next{right:16px}.slider-dots{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:8px}.slider-dot{width:9px;height:9px;border-radius:50%;border:0;background:rgba(255,255,255,.45);padding:0}.slider-dot.is-active{background:#fff;transform:scale(1.15)}.topic-card{padding:18px}.topic-card h3{font-size:18px}.topic-card p{color:#5B647A;font-size:14px;line-height:1.75}.app-banner{background:linear-gradient(135deg,#ECF0FF,#EAF7FF);border-radius:18px;padding:28px;display:flex;justify-content:space-between;align-items:center;gap:20px;border:1px solid rgba(89,126,247,.16)}.step-list{counter-reset:steps;display:grid;gap:14px}.step{position:relative;padding:18px 18px 18px 58px;background:#fff;border-radius:16px;border:1px solid rgba(89,126,247,.16)}.step:before{counter-increment:steps;content:counter(steps);position:absolute;left:18px;top:18px;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:#ECF0FF;color:#597EF7;font-weight:800}.path-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.path-tabs a{background:#fff;border:1px solid rgba(89,126,247,.16);padding:20px;border-radius:16px;text-decoration:none}.path-tabs strong{display:block;color:#1D2B5F;margin-bottom:6px}.path-tabs span{color:#5B647A;font-size:14px;line-height:1.7}.site-footer{background:#1F1F1F;color:#D7DCE8;margin-top:40px}.footer-grid{max-width:1200px;margin:auto;padding:52px 20px 34px;display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:28px}.footer-grid h3{color:#fff;margin:0 0 14px}.footer-grid a{display:block;text-decoration:none;color:#D7DCE8;margin:10px 0}.footer-brand p{line-height:1.75}.footer-logo img{height:38px;width:auto;object-fit:contain}.footer-logo .logo-text{color:#fff}.footer-bottom{max-width:1200px;margin:auto;padding:18px 20px 28px;border-top:1px solid rgba(255,255,255,.1);font-size:13px;line-height:1.7;display:flex;justify-content:space-between;gap:20px}.float-tools{position:fixed;right:14px;top:42%;z-index:8000;display:flex;flex-direction:column;gap:8px;width:110px}.float-tools>a,.float-tools>button{background:#fff;color:#597EF7;text-decoration:none;border:1px solid rgba(89,126,247,.16);border-radius:12px;padding:10px 8px;text-align:center;font-weight:700;box-shadow:0 10px 24px rgba(89,126,247,.12)}.float-tools .main-btn{color:#fff;height:40px;min-width:0}.float-tools button{cursor:pointer}.mobile-bottom{display:none}.mobile-drawer,.drawer-mask{display:none}.compare{width:100%;border-collapse:separate;border-spacing:0 10px}.compare td{background:#fff;padding:14px;border-top:1px solid rgba(89,126,247,.16);border-bottom:1px solid rgba(89,126,247,.16);line-height:1.7}.compare td:first-child{border-left:1px solid rgba(89,126,247,.16);border-radius:12px 0 0 12px;font-weight:800;color:#1D2B5F}.compare td:last-child{border-right:1px solid rgba(89,126,247,.16);border-radius:0 12px 12px 0}.tag{display:inline-flex;padding:5px 10px;border-radius:999px;background:#ECF0FF;color:#597EF7;font-size:13px;font-weight:700}.quick-bar{background:#fff;border-radius:16px;padding:20px;border:1px solid rgba(89,126,247,.16);display:flex;align-items:center;justify-content:space-between;gap:18px}.quick-bar p{margin:0;line-height:1.8;color:#5B647A}
@media(max-width:1120px){.float-tools{display:none}.nav-core{gap:2px}.nav-core a{padding:8px 6px;font-size:13px}}
@media(max-width:980px){.header-inner{min-height:64px;padding:0 14px;display:grid;grid-template-columns:1fr auto 1fr}.site-logo{justify-self:center}.site-logo img{height:36px;max-width:150px}.nav-core,.header-actions,.channel-strip{display:none}.menu-toggle{display:flex;width:42px;height:42px;padding:10px;border:0;background:transparent;flex-direction:column;justify-content:center;gap:5px;justify-self:start}.menu-toggle span{height:2px;background:#1D2B5F;width:22px}.mobile-register{display:inline-flex;justify-self:end;height:40px;min-width:88px;padding:0 14px;font-size:14px}.mobile-drawer{display:block;position:fixed;inset:0 auto 0 0;width:min(84vw,320px);background:#fff;z-index:12000;transform:translateX(-105%);transition:transform .2s ease;box-shadow:18px 0 40px rgba(29,43,95,.18);overflow-y:auto}.mobile-drawer.is-open{transform:translateX(0)}.drawer-mask{display:none;position:fixed;inset:0;background:rgba(16,24,39,.42);z-index:11000;opacity:0;pointer-events:none;transition:opacity .18s ease}.drawer-mask.is-visible{display:block;opacity:1;pointer-events:auto}.drawer-open{overflow:hidden}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px;border-bottom:1px solid #ECF0FF}.drawer-logo img{height:34px;width:auto;max-width:150px;object-fit:contain}.drawer-close{border:0;background:#ECF0FF;width:38px;height:38px;border-radius:50%;font-size:24px;color:#1D2B5F}.drawer-group{padding:14px 18px;border-bottom:1px solid #ECF0FF}.drawer-group strong{display:block;color:#597EF7;margin-bottom:8px}.drawer-group a{display:block;text-decoration:none;padding:9px 0;color:#1D2B5F}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:9000;display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-top:1px solid rgba(89,126,247,.16);box-shadow:0 -8px 24px rgba(89,126,247,.08)}.mobile-bottom a{text-align:center;padding:12px 6px calc(12px + env(safe-area-inset-bottom));text-decoration:none;color:#1D2B5F;font-size:13px;font-weight:700}body{padding-bottom:58px}.grid-4{grid-template-columns:repeat(3,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}.split,.split.reverse{grid-template-columns:1fr}.split.reverse .media{order:0}.footer-grid{grid-template-columns:repeat(2,1fr)}.slider-shell{height:280px}.path-tabs{grid-template-columns:1fr}}
@media(max-width:640px){.container{padding:0 16px}.section{padding:48px 0}.section-sm{padding:36px 0}.page-hero{padding:52px 0 34px}.page-hero h1,.home-title{font-size:30px}.page-hero p,.lead{font-size:16px}.grid-4,.grid-3,.grid-2{grid-template-columns:1fr 1fr}.card{padding:18px}.topic-card{padding:14px}.topic-card p{font-size:13px}.slider-shell{height:210px}.hero-slider{padding:0 14px}.index-list{grid-template-columns:1fr}.app-banner,.quick-bar{align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}.article h2{font-size:23px}.path-tabs{grid-template-columns:1fr}.grid-2.article-grid{grid-template-columns:1fr}}
@media(max-width:390px){.header-inner{padding:0 10px}.site-logo img{max-width:134px;height:33px}.mobile-register{min-width:82px;padding:0 11px}.grid-4,.grid-3,.grid-2{grid-template-columns:1fr}.topic-card{padding:16px}}


/* ===== 2026-09-22 批量修复：注册入口可见性 ===== */

.main-btn,
a.main-btn,
.header-actions .main-btn,
.mobile-register,
.hero-actions .main-btn,
.hero-actions a,
.slider-register,
.carousel-register {
    position: relative !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    min-width: 96px !important;
    min-height: 42px !important;
    padding: 0 20px !important;
    border: 0 !important;
    border-radius: 999px !important;
    background: linear-gradient(135deg,#7580EE 0%,#597EF7 48%,#7AC4F5 100%) !important;
    color: #fff !important;
    -webkit-text-fill-color: #fff !important;
    font-size: 15px !important;
    font-weight: 700 !important;
    line-height: 42px !important;
    text-indent: 0 !important;
    opacity: 1 !important;
    visibility: visible !important;
    overflow: visible !important;
    text-decoration: none !important;
    white-space: nowrap !important;
    z-index: 20 !important;
    box-shadow: 0 10px 24px rgba(89,126,247,.28) !important;
}

.main-btn::before,
.main-btn::after {
    pointer-events: none !important;
}

.hero-actions,
.slide-actions,
.slider-actions,
.banner-actions {
    display: flex !important;
    visibility: visible !important;
    opacity: 1 !important;
    position: relative !important;
    z-index: 30 !important;
    gap: 12px !important;
}

.hero-actions a,
.slide-actions a,
.slider-actions a,
.banner-actions a {
    font-size: 15px !important;
    color: #fff !important;
    -webkit-text-fill-color: #fff !important;
}

/* 图片绝不能透明或隐藏 */
.media img,
.hero-slider img,
.slider img,
.carousel img,
.slide img,
.banner img {
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    max-width: 100% !important;
    object-fit: contain !important;
    object-position: center !important;
}

/* 手机菜单关闭时绝不能用透明遮罩盖住按钮 */
.drawer-mask {
    pointer-events: none !important;
}
.drawer-mask.is-visible {
    pointer-events: auto !important;
}

@media(max-width:980px){
    .mobile-register {
        display: inline-flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        font-size: 14px !important;
        min-width: 82px !important;
        padding: 0 14px !important;
    }
}


/* ===== 注册入口去重修复 ===== */

/* 电脑端绝对隐藏手机注册按钮 */
.mobile-register{
    display:none !important;
}

/* 删除上一轮误加到轮播中的注册入口 */
.slider-register,
.slide-actions .slider-register,
.hero-slider .slider-register,
.hero-carousel .slider-register,
.home-slider .slider-register{
    display:none !important;
}

/* 电脑端只显示正常桌面注册 */
.desktop-register{
    display:inline-flex !important;
}

/* 手机端：隐藏桌面按钮，只保留顶部一个注册入口 */
@media(max-width:980px){
    .desktop-register{
        display:none !important;
    }

    .mobile-register{
        display:inline-flex !important;
        align-items:center !important;
        justify-content:center !important;
    }
}


/* ===== FINAL REGISTER FIX ===== */

/* 电脑顶部 */
.header-actions{
    display:flex !important;
    align-items:center !important;
    gap:10px !important;
}

.header-actions .login-link{
    display:inline-flex !important;
    align-items:center !important;
    justify-content:center !important;
    color:#1D2B5F !important;
    font-weight:700 !important;
    text-decoration:none !important;
    white-space:nowrap !important;
}

.header-actions .desktop-register{
    display:inline-flex !important;
}

/* 手机按钮电脑端绝对隐藏 */
.header-actions .mobile-register{
    display:none !important;
}

/* 轮播只保留这一个注册入口 */
.carousel-register{
    position:absolute !important;
    left:50% !important;
    bottom:58px !important;
    transform:translateX(-50%) !important;
    z-index:50 !important;

    display:inline-flex !important;
    align-items:center !important;
    justify-content:center !important;

    width:auto !important;
    min-width:112px !important;
    height:44px !important;
    padding:0 22px !important;

    border-radius:999px !important;
    background:linear-gradient(135deg,#7580EE 0%,#597EF7 48%,#7AC4F5 100%) !important;
    color:#fff !important;
    -webkit-text-fill-color:#fff !important;
    text-decoration:none !important;
    font-weight:800 !important;
    font-size:16px !important;

    box-shadow:
        0 10px 24px rgba(89,126,247,.35),
        0 0 20px rgba(122,196,245,.35) !important;
}

/* 旧的错误按钮全部隐藏 */
.slider-register,
.slide-actions .slider-register,
.hero-actions .slider-register{
    display:none !important;
}

/* 手机 */
@media(max-width:980px){

    .header-actions .login-link,
    .header-actions .desktop-register{
        display:none !important;
    }

    .header-actions .mobile-register{
        display:inline-flex !important;
        align-items:center !important;
        justify-content:center !important;
        min-width:88px !important;
        height:40px !important;
        padding:0 13px !important;
    }

    .carousel-register{
        bottom:42px !important;
        min-width:96px !important;
        height:40px !important;
        padding:0 16px !important;
        font-size:14px !important;
    }
}


/* ===== TOPIC IMAGE CARDS FINAL START ===== */

.topic-grid{
    align-items:stretch;
}

.topic-card.topic-card-photo{
    padding:0 !important;
    overflow:hidden !important;
    display:block !important;
    min-height:0 !important;
    background:#fff !important;
    border:1px solid rgba(89,126,247,.16) !important;
    border-radius:18px !important;
    text-decoration:none !important;
    box-shadow:0 12px 30px rgba(89,126,247,.08) !important;
    transition:transform .18s ease, box-shadow .18s ease !important;
}

.topic-card.topic-card-photo:hover{
    transform:translateY(-3px);
    box-shadow:0 18px 36px rgba(89,126,247,.14) !important;
}

.topic-card .topic-thumb{
    display:block !important;
    position:relative !important;
    width:100% !important;
    aspect-ratio:16/9 !important;
    overflow:hidden !important;
    background:#ECF0FF !important;
    border-radius:0 !important;
    padding:0 !important;
    margin:0 !important;
}

.topic-card .topic-thumb img{
    display:block !important;
    width:100% !important;
    height:100% !important;
    max-width:100% !important;
    object-fit:contain !important;
    object-position:center center !important;
    opacity:1 !important;
    visibility:visible !important;
}

.topic-card .topic-image-missing{
    display:block !important;
    position:absolute !important;
    inset:0 !important;
    background:linear-gradient(135deg,#ECF0FF,#EAF7FF) !important;
}

.topic-card .topic-copy{
    display:block !important;
    padding:17px 18px 20px !important;
    background:#fff !important;
}

.topic-card .topic-copy strong{
    display:block !important;
    margin:0 0 8px !important;
    color:#1D2B5F !important;
    font-size:19px !important;
    line-height:1.4 !important;
}

.topic-card .topic-copy > span{
    display:block !important;
    color:#5B647A !important;
    font-size:14px !important;
    line-height:1.7 !important;
}

/* 电脑四列 */
@media(min-width:981px){
    .topic-grid{
        grid-template-columns:repeat(4,minmax(0,1fr)) !important;
    }
}

/* 平板三列 */
@media(max-width:980px) and (min-width:641px){
    .topic-grid{
        grid-template-columns:repeat(3,minmax(0,1fr)) !important;
    }
}

/* 手机两列 */
@media(max-width:640px){
    .topic-grid{
        grid-template-columns:repeat(2,minmax(0,1fr)) !important;
        gap:12px !important;
    }

    .topic-card .topic-copy{
        padding:13px 13px 16px !important;
    }

    .topic-card .topic-copy strong{
        font-size:16px !important;
    }

    .topic-card .topic-copy > span{
        font-size:13px !important;
    }
}

/* ===== TOPIC IMAGE CARDS FINAL END ===== */