@charset "UTF-8";
:root{--ink:#160c1c;--ink-2:#25152b;--paper:#fffaf7;--paper-2:#f7eeea;--cream:#ffe5d5;--line:#e8d9d4;--muted:#725f69;--rose:#e84b69;--coral:#ff8067;--amber:#ffd490;--plum:#551e42;--blue:#13233c;--white:#fff;--shadow:0 18px 55px rgba(42,12,35,.11);--radius:20px;--shell:min(1180px,calc(100% - 40px));font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.65}.shell{width:var(--shell);margin-inline:auto}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button,input{font:inherit}.skip-link{position:fixed;z-index:100;left:12px;top:-60px;padding:9px 15px;color:#fff;background:var(--ink);border-radius:0 0 10px 10px;transition:top .2s}.skip-link:focus{top:0}.site-header{position:sticky;top:0;z-index:50;background:rgba(22,12,28,.92);border-bottom:1px solid rgba(255,255,255,.08);backdrop-filter:blur(16px)}.header-inner{height:74px;display:flex;align-items:center;gap:25px}.brand{display:inline-flex;align-items:center;flex:none}.brand img{width:166px;height:auto}.primary-nav{display:flex;align-items:center;gap:4px;margin-left:auto}.primary-nav a{font-size:14px;color:#eee2e9;padding:10px 11px;border-radius:10px;white-space:nowrap}.primary-nav a:hover,.primary-nav a.is-active{color:#fff;background:rgba(255,255,255,.11)}.header-search{display:flex;gap:7px;align-items:center;padding:9px 12px;color:#fff;border:1px solid rgba(255,255,255,.22);background:transparent;border-radius:9px;cursor:pointer;font-size:13px}.header-search svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.8}.header-search:hover{background:#fff;color:var(--ink)}.nav-toggle{display:none}.hero{position:relative;min-height:650px;isolation:isolate;overflow:hidden;color:#fff;background:var(--ink)}.hero::before{content:"";position:absolute;z-index:-1;inset:0;background:linear-gradient(90deg,rgba(17,8,25,.96) 0%,rgba(24,8,30,.85) 38%,rgba(22,12,28,.24) 73%,rgba(22,12,28,.35) 100%)}.hero-img{position:absolute;z-index:-2;inset:0;width:100%;height:100%;object-fit:cover}.hero-inner{min-height:650px;display:flex;align-items:center;padding:80px 0 70px}.hero-copy{max-width:700px}.eyebrow{display:flex;gap:8px;align-items:center;color:var(--amber);font-size:13px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;margin:0 0 14px}.eyebrow::before{content:"";width:22px;height:2px;background:var(--coral)}h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.23;letter-spacing:-.035em}h1{font-size:clamp(40px,6vw,74px);max-width:680px}h1 em{font-style:normal;color:var(--coral)}h2{font-size:clamp(29px,4vw,47px)}h3{font-size:20px}.hero-lead{max-width:550px;font-size:17px;line-height:1.9;color:#eadce5;margin:24px 0 0}.hero-pills,.footer-tags,.tags{display:flex;flex-wrap:wrap;gap:8px}.hero-pills{margin-top:26px}.hero-pills span,.footer-tags span,.tags span{padding:5px 10px;border:1px solid rgba(255,255,255,.25);border-radius:100px;font-size:12px}.hero-ctas{display:flex;gap:13px;align-items:center;margin-top:29px}.button{border:0;border-radius:10px;padding:12px 18px;font-weight:700;font-size:14px;cursor:pointer;display:inline-flex;justify-content:center;align-items:center;transition:transform .2s,background .2s}.button:hover{transform:translateY(-2px)}.button-primary{background:var(--coral);color:#fff;box-shadow:0 9px 22px rgba(232,75,105,.3)}.button-primary:hover{background:#ef5e70}.button-light{background:#fff;color:var(--ink)}.button-outline{border:1px solid var(--ink);background:transparent;color:var(--ink)}.hero-stats{display:flex;gap:28px;margin-top:45px;padding-top:20px;border-top:1px solid rgba(255,255,255,.17)}.hero-stats strong{display:block;font-family:Georgia,serif;font-size:24px;color:#fff}.hero-stats span{font-size:12px;color:#dac8d4}.notice-bar{background:var(--amber);color:#40253a}.notice-inner{display:flex;gap:12px;align-items:center;padding:12px 0;font-size:13px}.notice-kicker{display:inline-grid;place-items:center;width:25px;height:25px;color:#fff;background:var(--plum);border-radius:50%;font-weight:800}.section{padding:92px 0}.section-tint{background:var(--paper-2)}.section-dark{background:var(--ink);color:#fff}.section-head{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:35px}.section-head p{max-width:480px;color:var(--muted);margin:10px 0 0}.section-dark .section-head p{color:#d6c3cf}.text-link{font-weight:700;border-bottom:1px solid currentColor;font-size:14px;white-space:nowrap}.feature-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:22px}.video-card{min-width:0}.video-thumb{display:block;position:relative;isolation:isolate;overflow:hidden;border-radius:var(--radius);background:var(--ink);aspect-ratio:16/10}.video-thumb::after{content:"";position:absolute;z-index:1;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(8,3,11,.64));transition:opacity .25s}.video-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}.video-card:hover .video-thumb img{transform:scale(1.06)}.play-mark{position:absolute;z-index:2;left:50%;top:50%;display:grid;place-items:center;width:53px;height:53px;transform:translate(-50%,-50%) scale(.84);background:rgba(255,255,255,.94);color:var(--rose);border-radius:50%;opacity:0;transition:opacity .25s,transform .25s}.video-card:hover .play-mark,.video-card:focus-within .play-mark{opacity:1;transform:translate(-50%,-50%) scale(1)}.play-mark svg{width:24px;height:24px;fill:currentColor}.duration{position:absolute;z-index:2;right:10px;bottom:10px;padding:3px 7px;color:#fff;background:rgba(16,8,20,.78);border-radius:5px;font-size:11px}.video-copy{padding-top:14px}.card-meta{display:flex;justify-content:space-between;gap:10px;color:var(--rose);font-size:12px;font-weight:700}.card-meta span+span{color:var(--muted);font-weight:500}.video-copy h3{margin-top:7px;font-size:19px}.video-copy h3 a:hover{color:var(--rose)}.video-copy p{color:var(--muted);font-size:13px;line-height:1.65;margin:8px 0}.engagement{display:flex;gap:14px;color:#8b7780;font-size:12px}.feature-grid .video-card:first-child{grid-row:span 2}.feature-grid .video-card:first-child .video-thumb{aspect-ratio:16/13}.feature-grid .video-card:first-child h3{font-size:25px}.feature-grid .video-card:first-child p{font-size:14px}.video-row{display:grid;grid-template-columns:repeat(3,1fr);gap:23px}.video-row.four{grid-template-columns:repeat(4,1fr)}.video-row.four .video-copy h3{font-size:17px}.video-row.four .video-copy p{display:none}.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.topic-card{position:relative;overflow:hidden;min-height:245px;padding:25px;color:#fff;background:var(--plum);border-radius:var(--radius)}.topic-card::after{content:"";position:absolute;inset:auto -34px -54px auto;width:160px;height:160px;border:25px solid rgba(255,255,255,.1);border-radius:50%}.topic-card:nth-child(2){background:var(--blue)}.topic-card:nth-child(3){background:#a14358}.topic-card .number{display:block;color:var(--amber);font-size:12px;font-weight:800;letter-spacing:.12em}.topic-card h3{margin:20px 0 12px;font-size:25px;position:relative;z-index:1}.topic-card p{position:relative;z-index:1;max-width:300px;color:#f7dce2;font-size:14px;margin:0}.topic-arrow{position:absolute;z-index:2;right:24px;bottom:20px;font-size:24px}.split-panel{display:grid;grid-template-columns:1fr 1fr;overflow:hidden;background:#fff;border-radius:24px;box-shadow:var(--shadow)}.split-panel .panel-media{min-height:450px}.split-panel .panel-media img{width:100%;height:100%;object-fit:cover}.panel-copy{padding:56px}.panel-copy>p:not(.eyebrow){color:var(--muted);margin:18px 0}.check-list{list-style:none;margin:24px 0;padding:0}.check-list li{position:relative;padding:9px 0 9px 27px;border-bottom:1px solid var(--line);font-size:14px}.check-list li::before{content:"✓";position:absolute;left:0;color:var(--rose);font-weight:900}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:42px;border-top:1px solid rgba(255,255,255,.18);border-bottom:1px solid rgba(255,255,255,.18)}.stat-grid>div{padding:24px;border-right:1px solid rgba(255,255,255,.18)}.stat-grid>div:last-child{border-right:0}.stat-grid strong{display:block;color:var(--amber);font-family:Georgia,serif;font-size:35px}.stat-grid span{font-size:13px;color:#dac7d0}.ai-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.ai-card{padding:25px;background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.12);border-radius:18px}.ai-icon{display:grid;place-items:center;width:46px;height:46px;color:var(--amber);border:1px solid currentColor;border-radius:14px;font-size:23px}.ai-card h3{margin:18px 0 9px;font-size:20px}.ai-card p{color:#d7c5cf;font-size:13px;margin:0}.expert-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.expert-card{padding:24px;background:#fff;border:1px solid var(--line);border-radius:18px}.expert-top{display:flex;align-items:center;gap:14px}.avatar{width:52px;height:52px;display:grid;place-items:center;flex:none;background:linear-gradient(135deg,var(--coral),var(--plum));color:#fff;border-radius:50%;font-size:18px;font-weight:800}.expert-card h3{font-size:18px}.expert-role{margin:2px 0 0;color:var(--rose);font-size:12px;font-weight:700}.expert-card p{margin:16px 0;color:var(--muted);font-size:13px}.expert-proof{margin:0 0 16px;padding:0;list-style:none}.expert-proof li{font-size:12px;padding:3px 0}.expert-links{display:flex;gap:14px;font-size:13px;font-weight:700}.expert-links a{border-bottom:1px solid currentColor}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.step{padding:25px;border-top:3px solid var(--coral);background:#fff;border-radius:0 0 18px 18px;box-shadow:0 8px 25px rgba(42,12,35,.06)}.step-num{color:var(--rose);font-family:Georgia,serif;font-size:36px}.step h3{margin:8px 0;font-size:19px}.step p{margin:0;color:var(--muted);font-size:13px}.brand-wall{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-top:35px}.brand-wall div{display:grid;place-items:center;min-height:72px;background:#fff;border:1px solid var(--line);border-radius:11px;color:#765f6c;font-weight:800;font-size:14px}.faq-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}.faq-item{border:1px solid var(--line);border-radius:14px;background:#fff}.faq-item summary{cursor:pointer;list-style:none;padding:18px 45px 18px 18px;position:relative;font-size:15px;font-weight:800}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary::after{content:"+";position:absolute;right:18px;top:14px;color:var(--rose);font-size:24px;font-weight:400}.faq-item[open] summary::after{content:"−"}.faq-item p{margin:0;padding:0 18px 17px;color:var(--muted);font-size:13px}.review-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.review-card{padding:22px;background:#fff;border:1px solid var(--line);border-radius:17px}.review-stars{color:#e5a54f;letter-spacing:2px;font-size:13px}.review-card blockquote{margin:14px 0;color:#442d3c;font-size:14px;line-height:1.75}.review-person{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--muted)}.review-person b{display:grid;place-items:center;width:29px;height:29px;background:var(--cream);border-radius:50%;color:var(--plum)}.contact-strip{display:grid;grid-template-columns:1.2fr .8fr;gap:50px;align-items:center}.contact-strip p{color:#d9c3cf}.contact-list{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:rgba(255,255,255,.13);margin-top:25px}.contact-list div{padding:15px;background:var(--ink-2)}.contact-list span{display:block;color:var(--amber);font-size:11px;font-weight:800;letter-spacing:.07em}.contact-list b{display:block;font-size:14px;margin-top:3px}.contact-cta{padding:30px;background:linear-gradient(135deg,var(--rose),#a63c5f);border-radius:18px}.contact-cta h3{font-size:25px}.contact-cta p{margin:12px 0 20px;color:#ffe8ec}.breadcrumbs{display:flex;flex-wrap:wrap;gap:9px;padding:20px 0;color:var(--muted);font-size:12px}.breadcrumbs a:hover{color:var(--rose)}.breadcrumbs strong{color:var(--ink)}.page-hero{padding:72px 0 65px;color:#fff;background:radial-gradient(circle at 85% 20%,#70325d 0,transparent 31%),linear-gradient(115deg,#170c1d,#1c1b35)}.page-hero .hero-copy{max-width:780px}.page-hero h1{font-size:clamp(37px,5vw,62px)}.page-hero p:not(.eyebrow){max-width:680px;margin:18px 0 0;color:#e4d1da;font-size:16px}.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:50px}.article-content h2{font-size:30px;margin:43px 0 15px}.article-content h3{margin:26px 0 10px}.article-content p{color:#5f4e57}.article-content ul{padding-left:20px;color:#5f4e57}.article-content li{margin:7px 0}.article-content .lead{font-size:18px;color:#41313b}.article-aside{align-self:start;position:sticky;top:100px;padding:21px;background:#fff;border:1px solid var(--line);border-radius:16px}.article-aside h2{font-size:18px}.article-aside a{display:block;padding:9px 0;border-bottom:1px solid var(--line);font-size:13px;color:var(--muted)}.collection-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.guide-band{padding:29px;background:linear-gradient(110deg,#f4d8d2,#ffece1);border-radius:20px}.guide-band h2{font-size:27px}.guide-band p{max-width:690px;color:#5b4050}.site-footer{padding:58px 0 0;color:#f5e9ef;background:#130b19}.footer-grid{display:grid;grid-template-columns:1.35fr .7fr .7fr 1fr;gap:38px}.footer-brand p{max-width:310px;color:#cdbac6;font-size:13px;margin:16px 0}.footer-tags span{color:#ddc4d0;border-color:#745466}.site-footer h2{font-size:14px;letter-spacing:0;color:#fff;margin:6px 0 14px}.site-footer section:not(.footer-brand) a{display:block;width:max-content;max-width:100%;color:#cbbac4;font-size:13px;margin:8px 0}.site-footer a:hover{color:var(--coral)}.qr-wrap{display:flex;gap:12px}.qr-wrap figure{margin:0}.qr-wrap img{width:72px;height:72px;border:4px solid #fff;border-radius:6px}.qr-wrap figcaption{color:#cbbac4;font-size:10px;line-height:1.5;margin-top:6px}.footer-bottom{display:flex;align-items:center;gap:20px;justify-content:space-between;padding:24px 0;margin-top:45px;border-top:1px solid rgba(255,255,255,.13);color:#ad929f;font-size:11px}.footer-bottom p{margin:0}.share-row{display:flex;align-items:center;gap:6px}.share-row button{padding:0;border:0;background:transparent;color:#d3bbc7;cursor:pointer;font-size:11px}.share-row button:hover{color:var(--coral)}.search-layer{position:fixed;z-index:100;inset:0;display:grid;place-items:start center;padding:12vh 20px 20px;background:rgba(15,7,20,.75);opacity:0;visibility:hidden;transition:.25s}.search-layer.is-open{opacity:1;visibility:visible}.search-dialog{position:relative;width:min(620px,100%);padding:42px;background:var(--paper);border-radius:23px;box-shadow:0 25px 80px rgba(0,0,0,.34);transform:translateY(-15px);transition:.25s}.search-layer.is-open .search-dialog{transform:translateY(0)}.search-dialog h2{font-size:32px;margin-bottom:22px}.search-dialog form{display:flex;gap:8px}.search-dialog input{width:100%;min-width:0;padding:13px 15px;border:1px solid var(--line);border-radius:10px;outline:0}.search-dialog input:focus{border-color:var(--rose);box-shadow:0 0 0 3px rgba(232,75,105,.1)}.dialog-close{position:absolute;right:18px;top:12px;border:0;color:var(--muted);background:transparent;cursor:pointer;font-size:30px}.form-note{font-size:12px;color:var(--muted);margin:12px 0}.quick-tags{display:flex;gap:8px;align-items:center;flex-wrap:wrap;font-size:12px;color:var(--muted)}.quick-tags button{padding:3px 8px;border:1px solid var(--line);border-radius:100px;color:var(--plum);background:#fff;cursor:pointer;font-size:12px}.toast{position:fixed;z-index:120;left:50%;bottom:30px;padding:11px 16px;transform:translate(-50%,30px);color:#fff;background:var(--ink);border-radius:9px;box-shadow:var(--shadow);opacity:0;transition:.2s;font-size:13px}.toast.show{transform:translate(-50%,0);opacity:1}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(max-width:960px){.primary-nav{position:absolute;top:74px;left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:0;padding:12px 20px 18px;background:var(--ink)}.primary-nav.is-open{display:flex}.primary-nav a{padding:12px}.nav-toggle{display:grid;gap:4px;width:38px;height:38px;padding:10px;margin-left:auto;border:0;background:transparent;cursor:pointer}.nav-toggle span{height:2px;background:#fff}.header-search{margin-left:0}.feature-grid{grid-template-columns:1fr 1fr}.feature-grid .video-card:first-child{grid-row:span 1;grid-column:span 2}.feature-grid .video-card:first-child .video-thumb{aspect-ratio:16/9}.video-row.four{grid-template-columns:repeat(2,1fr)}.review-grid{grid-template-columns:1fr 1fr}.brand-wall{grid-template-columns:repeat(3,1fr)}.footer-grid{grid-template-columns:1fr 1fr;row-gap:30px}.content-layout{grid-template-columns:1fr}.article-aside{display:none}}@media(max-width:640px){:root{--shell:min(100% - 30px,1180px)}.header-inner{height:64px;gap:6px}.site-header .brand img{width:136px}.primary-nav{top:64px}.header-search span{display:none}.header-search{padding:9px}.hero,.hero-inner{min-height:605px}.hero::before{background:linear-gradient(90deg,rgba(17,8,25,.94),rgba(17,8,25,.74))}.hero-inner{align-items:end;padding:90px 0 45px}.hero-lead{font-size:15px}.hero-stats{gap:14px;margin-top:30px}.hero-stats strong{font-size:19px}.hero-stats span{font-size:10px}.section{padding:64px 0}.section-head{display:block;margin-bottom:27px}.section-head .text-link{display:inline-block;margin-top:12px}.feature-grid,.video-row,.video-row.four,.topic-grid,.ai-grid,.expert-grid,.steps,.faq-list,.review-grid,.contact-strip,.split-panel{grid-template-columns:1fr}.feature-grid .video-card:first-child{grid-column:auto}.feature-grid .video-card:first-child h3{font-size:21px}.video-row.four .video-copy p{display:block}.topic-card{min-height:195px}.split-panel .panel-media{min-height:250px}.panel-copy{padding:31px 24px}.stat-grid{grid-template-columns:1fr 1fr}.stat-grid>div:nth-child(2){border-right:0}.stat-grid>div{padding:17px}.brand-wall{grid-template-columns:1fr 1fr}.contact-list{grid-template-columns:1fr}.page-hero{padding:56px 0}.footer-grid{grid-template-columns:1fr}.footer-bottom{align-items:flex-start;flex-direction:column;gap:10px;margin-top:34px}.search-dialog{padding:35px 20px 24px}.search-dialog form{flex-direction:column}.hero-ctas{flex-wrap:wrap}.breadcrumbs{padding:14px 0}.collection-grid{grid-template-columns:1fr}}

/* 探花内容来源与原型数据标识 */
.engagement{flex-wrap:wrap}
.sample-data{color:#a77b89!important}
.trust-bar{background:#fff;border-bottom:1px solid var(--line)}
.trust-grid{display:grid;grid-template-columns:.8fr 1.5fr;gap:35px;align-items:center;padding:23px 0}
.trust-bar h2{font-size:19px}
.trust-bar .eyebrow{margin-bottom:5px}
.trust-meta{display:grid;grid-template-columns:repeat(4,1fr);gap:13px}
.trust-meta span{display:block;padding-left:13px;border-left:2px solid var(--coral);font-size:12px;color:var(--muted);line-height:1.4}
.trust-meta b{display:block;color:var(--ink);font-size:11px;margin-bottom:4px;letter-spacing:.04em}
@media(max-width:960px){.trust-grid{grid-template-columns:1fr}.trust-meta{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.trust-grid{padding:18px 0}.trust-meta{grid-template-columns:1fr}}

/* 探花导航下方视频搜索区域 */
.top-search-band{background:#201220;border-bottom:1px solid rgba(255,255,255,.09)}
.top-search-inner{min-height:48px;display:flex;align-items:center;gap:15px}
.top-search-form{display:flex;align-items:center;width:min(600px,100%);gap:9px;padding:6px 6px 6px 13px;background:#fff;border-radius:8px}
.top-search-form svg{width:17px;height:17px;flex:none;fill:none;stroke:#715b68;stroke-width:1.8}
.top-search-form input{min-width:0;width:100%;padding:3px 0;border:0;outline:0;background:transparent;font-size:12px;color:var(--ink)}
.top-search-form button{flex:none;border:0;border-radius:5px;padding:6px 12px;color:#fff;background:var(--rose);font-size:12px;font-weight:700;cursor:pointer}
.top-search-inner>p{margin:0;color:#c6afba;font-size:11px;line-height:1.35}
@media(max-width:640px){.top-search-inner{min-height:56px;flex-direction:column;align-items:stretch;gap:4px;padding:7px 0}.top-search-form{width:100%}.top-search-inner>p{display:none}}