*{box-sizing:border-box;max-width:100%}html{scroll-behavior:smooth}body{margin:0;background:#F6F8FF;color:#222;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.78;overflow-x:hidden}img,svg{max-width:100%}a{color:#355fd8;text-underline-offset:3px}button,input,select{font:inherit}.skip-link{position:fixed;left:12px;top:-80px;z-index:20000;background:#fff;color:#1D2B5F;padding:10px 14px;border-radius:10px}.skip-link:focus{top:12px}.container{width:min(1200px,calc(100% - 40px));margin:0 auto}.site-main{min-height:60vh}.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;min-width:150px;text-decoration:none}.site-logo img{display:block;height:40px;width:auto;max-width:168px;object-fit:contain}.logo-placeholder{display:inline-flex;align-items:center;justify-content:center;min-width:148px;height:40px;padding:0 14px;border-radius:12px;background:#ECF0FF;color:#1D2B5F;font-weight:900;letter-spacing:.08em}.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:15px}.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;white-space:nowrap}.header-actions>a:first-child{color:#1D2B5F;font-weight:700;text-decoration:none}.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:#FFFFFF;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-header{display:none}.channel-bar{background:#fff;border-bottom:1px solid rgba(89,126,247,.12)}.channel-inner{width:min(1200px,calc(100% - 40px));margin:0 auto;display:flex;gap:4px;overflow-x:auto;scrollbar-width:thin;padding:8px 0}.channel-inner a{white-space:nowrap;color:#5B647A;text-decoration:none;font-size:14px;font-weight:700;padding:7px 9px;border-radius:10px}.channel-inner a:hover,.channel-inner a.is-current{color:#597EF7;background:#F1F4FF}.mobile-drawer,.drawer-mask{display:none}.hero-wrap{padding:28px 0 12px}.hero-carousel{position:relative;height:370px;background:#101827;border-radius:18px;overflow:hidden;box-shadow:0 16px 40px rgba(16,24,39,.18)}.hero-slide{display:none;position:absolute;inset:0;align-items:center;justify-content:center;padding:12px}.hero-slide.is-active{display:flex}.hero-slide .media{height:100%;aspect-ratio:auto;background:#101827;border-radius:0}.hero-slide .media>img{object-fit:contain}.hero-fallback{display:flex;align-items:center;justify-content:center;width:100%;height:100%;text-align:center;color:#fff;background:linear-gradient(135deg,#101827,#1d2b5f);padding:28px}.hero-fallback strong{display:block;font-size:clamp(30px,5vw,54px);line-height:1.2}.hero-fallback span{display:block;margin-top:12px;color:#d7e7ff}.hero-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.35);background:rgba(16,24,39,.54);color:#fff;cursor:pointer}.hero-prev{left:16px}.hero-next{right:16px}.hero-dots{position:absolute;left:0;right:0;bottom:14px;display:flex;justify-content:center;gap:9px;z-index:4}.hero-dot{width:9px;height:9px;border-radius:50%;border:0;background:rgba(255,255,255,.45);padding:0;cursor:pointer}.hero-dot.is-active{background:#fff;transform:scale(1.25)}.pill-nav{display:flex;gap:10px;overflow-x:auto;padding:12px 0 4px}.pill-nav a{white-space:nowrap;text-decoration:none;background:#fff;border:1px solid rgba(89,126,247,.16);color:#1D2B5F;padding:9px 14px;border-radius:999px;font-weight:700;box-shadow:0 8px 20px rgba(89,126,247,.05)}.section{padding:62px 0}.section.compact{padding:38px 0}.section-title{max-width:820px;margin-bottom:26px}.section-title .eyebrow,.eyebrow{display:inline-flex;color:#597EF7;font-size:13px;font-weight:900;letter-spacing:.12em;text-transform:uppercase}.section-title h2{margin:8px 0 8px;color:#1D2B5F;font-size:clamp(28px,4vw,40px);line-height:1.22}.section-title p{margin:0;color:#5B647A;font-size:17px}.observation{display:grid;grid-template-columns:auto 1fr;gap:20px;align-items:start;background:#fff;border:1px solid rgba(89,126,247,.16);border-radius:16px;padding:22px 24px;box-shadow:0 16px 40px rgba(89,126,247,.06)}.observation strong{color:#1D2B5F}.observation p{margin:0;color:#5B647A}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.info-card,.topic-card,.soft-panel,.qa-item,.step-item{background:#fff;border:1px solid rgba(89,126,247,.16);border-radius:18px;box-shadow:0 16px 40px rgba(89,126,247,.07)}.info-card,.topic-card{padding:22px}.info-card h3,.topic-card h3{margin:0 0 8px;color:#1D2B5F;font-size:20px}.info-card p,.topic-card p{margin:0 0 14px;color:#5B647A}.text-link{font-weight:800;text-decoration:none}.topic-card{display:flex;flex-direction:column;min-height:178px}.topic-card .text-link{margin-top:auto}.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px;align-items:center}.split.reverse .split-media{order:2}.split-copy h2{margin:0 0 12px;color:#1D2B5F;font-size:clamp(28px,3.8vw,42px);line-height:1.25}.split-copy p{margin:0 0 14px;color:#4b556b}.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{display:flex;align-items:center;justify-content:center;color:#6d7894;font-weight:700;text-align:center;padding:22px}.split-media .media{height:250px;aspect-ratio:auto}.app-band{display:grid;grid-template-columns:1.5fr .7fr;gap:26px;align-items:center;padding:28px;border-radius:18px;background:linear-gradient(135deg,#ECF0FF,#EAF7FF);border:1px solid rgba(89,126,247,.16)}.app-band h2{margin:0 0 8px;color:#1D2B5F}.app-band p{margin:0;color:#5B647A}.app-band .link-set{display:flex;gap:12px;justify-content:flex-end;flex-wrap:wrap}.notice-box{padding:24px 26px;background:#fff;border-left:4px solid #597EF7;border-radius:0 16px 16px 0;box-shadow:0 16px 40px rgba(89,126,247,.06)}.notice-box h2{margin:0 0 8px;color:#1D2B5F;font-size:24px}.notice-box p{margin:0;color:#5B647A}.qa-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.qa-item{padding:20px 22px}.qa-item h3{margin:0 0 8px;color:#1D2B5F;font-size:18px}.qa-item p{margin:0;color:#5B647A}.page-hero{padding:68px 0 34px;background:linear-gradient(180deg,#EEF3FF 0%,rgba(246,248,255,0) 100%)}.page-hero-inner{max-width:920px}.page-hero h1{margin:8px 0 14px;color:#1D2B5F;font-size:clamp(38px,5vw,50px);line-height:1.16;letter-spacing:-.02em}.page-hero p{margin:0;color:#5B647A;font-size:18px;max-width:820px}.article-shell{width:min(880px,calc(100% - 40px));margin:0 auto}.article-shell.wide{width:min(1200px,calc(100% - 40px))}.article-section{padding:34px 0}.article-section h2{margin:0 0 14px;color:#1D2B5F;font-size:28px;line-height:1.3}.article-section h3{margin:24px 0 8px;color:#1D2B5F;font-size:20px}.article-section p{margin:0 0 16px;font-size:17px;line-height:1.85}.article-section ul,.article-section ol{margin:14px 0 0;padding-left:1.3em}.article-section li{margin:8px 0}.lead-panel{margin-top:22px;background:#fff;border:1px solid rgba(89,126,247,.16);border-radius:18px;padding:24px 26px}.lead-panel p{margin:0;font-size:17px;color:#46516c}.toc{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:24px 0}.toc a{background:#fff;border:1px solid rgba(89,126,247,.16);border-radius:14px;padding:14px 16px;text-decoration:none;color:#1D2B5F;font-weight:800}.steps{display:grid;gap:14px;counter-reset:step}.step-item{position:relative;padding:20px 22px 20px 72px;counter-increment:step}.step-item::before{content:counter(step);position:absolute;left:20px;top:20px;width:36px;height:36px;display:grid;place-items:center;border-radius:50%;background:#ECF0FF;color:#597EF7;font-weight:900}.step-item h3{margin:0 0 6px;color:#1D2B5F}.step-item p{margin:0;color:#5B647A}.compare{display:grid;grid-template-columns:1fr 1fr;gap:18px}.soft-panel{padding:24px}.soft-panel h2,.soft-panel h3{margin-top:0;color:#1D2B5F}.link-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.link-list a{display:block;padding:14px 16px;border-radius:14px;background:#fff;border:1px solid rgba(89,126,247,.16);text-decoration:none;color:#1D2B5F;font-weight:800}.callout{padding:22px 24px;border-radius:16px;background:#ECF0FF;color:#1D2B5F}.callout p{margin:0}.detail-media{margin:18px 0 28px}.detail-media .media{height:250px;aspect-ratio:auto}.faq-list{display:grid;gap:14px}.faq-list details,.faq-static{background:#fff;border:1px solid rgba(89,126,247,.16);border-radius:16px;padding:18px 20px}.faq-list summary{cursor:pointer;color:#1D2B5F;font-weight:800}.faq-list details p,.faq-static p{margin:10px 0 0;color:#5B647A}.float-tools{position:fixed;right:14px;top:50%;transform:translateY(-50%);z-index:8000;width:116px;display:grid;gap:8px;padding:10px;background:rgba(255,255,255,.95);border:1px solid rgba(89,126,247,.16);border-radius:18px;box-shadow:0 16px 40px rgba(89,126,247,.12)}.float-tools>a:not(.main-btn),.float-tools button{border:0;background:#fff;color:#355fd8;text-decoration:none;text-align:center;padding:8px 4px;border-radius:10px;font-weight:700;cursor:pointer}.float-tools .main-btn{min-width:0;padding:0 10px}.site-footer{margin-top:60px;background:#1F1F1F;color:#D7DCE8}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:34px;padding:52px 0 34px}.footer-grid h2{margin:0 0 12px;color:#fff;font-size:17px}.footer-grid a{display:block;color:#D7DCE8;text-decoration:none;margin:7px 0}.footer-brand p{max-width:360px;color:#bfc6d6}.footer-logo{display:inline-flex;margin-bottom:12px}.footer-logo img{height:40px;width:auto;object-fit:contain}.footer-logo .logo-placeholder{background:#2b3344;color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0 34px;display:flex;gap:24px;justify-content:space-between;align-items:flex-start}.footer-bottom p{margin:0;color:#aeb7c9;font-size:14px}.footer-bottom p:first-child{max-width:850px}.mobile-bottom{display:none}.legal-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.legal-grid .soft-panel{min-height:180px}.tag-row{display:flex;gap:10px;flex-wrap:wrap}.tag-row a{display:inline-flex;padding:8px 12px;border-radius:999px;background:#fff;border:1px solid rgba(89,126,247,.16);text-decoration:none;font-weight:700}.quote-note{font-size:20px;color:#1D2B5F;border-left:4px solid #597EF7;padding:12px 0 12px 18px;margin:22px 0}.mini-index{display:flex;gap:10px;flex-wrap:wrap}.mini-index a{padding:8px 12px;border-radius:10px;background:#ECF0FF;text-decoration:none;font-weight:700}.drawer-logo img{height:36px;max-width:150px;object-fit:contain}.drawer-logo .logo-placeholder{height:36px;min-width:130px}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 16px 12px;border-bottom:1px solid #edf0f7}.drawer-close{border:0;background:#F1F4FF;color:#1D2B5F;width:40px;height:40px;border-radius:12px;font-size:28px;line-height:1;cursor:pointer}.drawer-scroll{height:calc(100% - 70px);overflow-y:auto;padding:12px 16px 28px}.drawer-group{padding:8px 0 12px}.drawer-group h2{font-size:13px;color:#7a849a;margin:0 0 6px;letter-spacing:.12em}.drawer-links{display:grid;grid-template-columns:1fr 1fr;gap:6px}.drawer-links a{padding:9px 10px;border-radius:10px;text-decoration:none;color:#1D2B5F;background:#F7F9FF}.header-spacer{height:0}
@media(min-width:1181px){.site-main{padding-right:68px}}
@media(max-width:1180px){.nav-core{gap:2px}.nav-core a{padding:8px 7px;font-size:14px}.float-tools{display:none}.site-logo{min-width:132px}.site-logo img{max-width:150px}.header-actions .main-btn{min-width:82px;padding:0 15px}}
@media(max-width:980px){body{padding-bottom:70px}.desktop-header{display:none}.mobile-header{display:grid;grid-template-columns:92px minmax(0,1fr) 112px;min-height:64px;padding:0 14px;gap:8px}.mobile-logo{justify-content:center;min-width:0}.mobile-logo img{height:36px;max-width:150px}.mobile-logo .logo-placeholder{min-width:120px;height:36px;padding:0 8px}.menu-btn{width:44px;height:44px;border:0;border-radius:12px;background:#fff;display:grid;align-content:center;gap:5px;padding:0 11px;cursor:pointer;box-shadow:0 8px 18px rgba(89,126,247,.08)}.menu-btn span{display:block;height:2px;background:#1D2B5F;border-radius:2px}.mobile-register{justify-self:end;min-width:104px;height:40px;padding:0 14px;font-size:14px}.channel-bar{display:none}.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)}.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}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:9000;height:60px;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);padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{display:grid;place-items:center;color:#1D2B5F;text-decoration:none;font-size:14px;font-weight:800}.hero-carousel{height:290px}.grid-4{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}.footer-grid>div:last-child{grid-column:2/4}.split{gap:20px}.section{padding:48px 0}.page-hero{padding:52px 0 24px}}
@media(max-width:700px){.container,.article-shell,.article-shell.wide{width:min(100% - 28px,1200px)}.mobile-header{grid-template-columns:78px minmax(0,1fr) 106px;padding:0 10px}.mobile-register{min-width:100px;padding:0 10px}.mobile-logo img{max-width:138px;height:34px}.mobile-logo .logo-placeholder{min-width:110px;font-size:14px}.hero-wrap{padding-top:16px}.hero-carousel{height:210px;border-radius:16px}.hero-arrow{width:38px;height:38px}.hero-prev{left:8px}.hero-next{right:8px}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.grid-3,.qa-grid,.compare,.legal-grid{grid-template-columns:1fr}.topic-card,.info-card{padding:18px}.topic-card{min-height:164px}.split,.app-band{grid-template-columns:1fr}.split.reverse .split-media{order:0}.split-media .media,.detail-media .media{height:auto;aspect-ratio:16/9}.app-band .link-set{justify-content:flex-start}.observation{grid-template-columns:1fr;gap:8px;padding:19px}.section{padding:42px 0}.section.compact{padding:28px 0}.page-hero{padding:44px 0 22px}.page-hero h1{font-size:clamp(30px,9vw,34px)}.page-hero p{font-size:16px}.article-section{padding:26px 0}.article-section h2{font-size:24px}.article-section p{font-size:16px;line-height:1.82}.toc,.link-list{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr;gap:22px;padding-top:40px}.footer-brand{grid-column:1/3}.footer-grid>div:last-child{grid-column:auto}.footer-bottom{display:block}.footer-bottom p+ p{margin-top:12px}.drawer-links{grid-template-columns:1fr 1fr}.site-footer{margin-top:44px}}
@media(max-width:390px){.mobile-header{grid-template-columns:64px minmax(0,1fr) 96px}.menu-btn{width:42px}.mobile-register{min-width:92px;font-size:13px;padding:0 8px}.mobile-logo img{max-width:124px}.mobile-logo .logo-placeholder{min-width:100px}.hero-carousel{height:190px}.grid-4{gap:10px}.topic-card{padding:16px}.drawer-links{grid-template-columns:1fr}}
/* ===== 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 ===== */