:root{
--peach:#EC5F8C;
--peach-strong:#D94373;
--peach-soft:#F9B8CC;
--peach-pale:#FDE6EE;
--pink:#F16D9A;
--pink-light:#FAD0DD;
--pink-mist:#FFF0F5;
--yellow:#F2CA72;
--yellow-soft:#FAE9B3;
--yellow-pale:#FFF7DA;
--vanilla:#FFF9E9;
--berry:#9C3659;
--berry-dark:#67243F;
--berry-deep:#421827;
--brown:#695055;
--brown-soft:#92777C;
--cream:#FFFAF7;
--cream-2:#FFF6F3;
--surface:#FFFFFF;
--ink:#35262B;
--ink-2:#70575F;
--ink-3:#A18B91;
--line:rgba(217,67,115,.11);
--line-strong:rgba(217,67,115,.22);
--yellow-line:rgba(242,202,114,.36);
--shadow:0 6px 24px rgba(103,36,63,.08);
--shadow-hover:0 18px 44px rgba(103,36,63,.14);
--radius:12px;
--radius-card:18px;
--radius-large:26px;
--radius-pill:999px;
--wrap:1320px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--cream)}
body{margin:0;color:var(--ink);background:var(--cream);font-family:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;line-height:1.7;overflow-x:hidden}
body.search-open{overflow:hidden}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(242,202,114,.65);outline-offset:3px}
button,input{font:inherit}
button{cursor:pointer}
img{display:block;max-width:100%}
.wrap{width:min(calc(100% - 40px),var(--wrap));margin-inline:auto}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:fixed;left:16px;top:-80px;z-index:1000;background:var(--berry-deep);color:white;padding:10px 14px;border-radius:0 0 10px 10px}.skip-link:focus{top:0}
.fresh-strip{height:30px;background:var(--berry-dark);color:rgba(255,255,255,.78);font-size:13px;overflow:hidden}.fresh-strip__inner{height:30px;display:flex;align-items:center;gap:20px}.fresh-strip strong{color:var(--yellow-soft);white-space:nowrap}.fresh-items{display:flex;gap:28px;min-width:0;overflow:hidden}.fresh-items a{white-space:nowrap}.fresh-items a:hover{color:var(--yellow-soft)}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,250,247,.94);backdrop-filter:blur(16px);border-bottom:1px solid var(--line);transition:.2s box-shadow,.2s background}.site-header.is-scrolled{background:rgba(255,255,255,.98);box-shadow:var(--shadow)}
.header-inner{height:68px;display:flex;align-items:center;gap:24px}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--berry);font-weight:800;letter-spacing:.02em;white-space:nowrap}.brand img{width:36px;height:36px;object-fit:contain}.desktop-nav{display:flex;align-items:center;gap:4px;flex:1}.desktop-nav a{position:relative;padding:20px 10px;color:var(--ink-2);font-size:14px}.desktop-nav a:hover{color:var(--peach)}.desktop-nav a.is-active{color:var(--berry);font-weight:700}.desktop-nav a.is-active:after{content:"";position:absolute;left:30%;right:30%;bottom:9px;height:2px;background:var(--peach);border-radius:2px}.header-actions{display:flex;align-items:center;gap:6px}.icon-button,.icon-link{border:0;background:transparent;color:var(--ink-2);padding:8px 9px;border-radius:var(--radius-pill);font-size:13px}.icon-button:hover,.icon-link:hover{background:var(--yellow-pale);color:var(--peach-strong)}
.mega-menu{position:absolute;inset-inline:0;top:100%;background:rgba(255,255,255,.98);border-bottom:1px solid var(--line);box-shadow:var(--shadow-hover);padding:24px 0}.mega-menu[hidden]{display:none!important}.mega-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.mega-grid a{padding:14px;border-radius:14px;background:var(--cream-2);border:1px solid var(--line)}.mega-grid a:hover{border-color:var(--yellow-line);background:var(--yellow-pale)}.mega-grid strong,.mega-grid span{display:block}.mega-grid strong{font-size:14px;color:var(--berry)}.mega-grid span{margin-top:4px;font-size:12px;color:var(--ink-3)}
main{min-height:60vh}.section,.page-hero{padding:76px 0}.section:nth-of-type(even){background:rgba(255,255,255,.48)}.section-heading{max-width:760px;margin-bottom:28px}.eyebrow{display:inline-flex;align-items:center;min-height:28px;padding:4px 10px;border-radius:var(--radius-pill);background:var(--yellow-pale);border:1px solid var(--yellow-line);color:var(--berry);font-size:12px;font-weight:800;letter-spacing:.08em}.section-heading h2,.page-hero h1,.hero-copy h1,.cta-box h2{margin:12px 0 10px;line-height:1.16;letter-spacing:-.025em}.section-heading h2{font-size:clamp(28px,3vw,42px)}.section-heading p,.page-hero p,.hero-lead,.cta-box p{margin:0;color:var(--ink-2)}
.section--hero{padding:0;background:linear-gradient(135deg,#FFF9E9 0%,#FFF2F5 48%,#FDE3EC 100%)}.hero-grid{min-height:580px;display:grid;grid-template-columns:1.2fr .9fr;align-items:center;gap:56px}.hero-copy h1{font-size:clamp(42px,5.4vw,76px);max-width:800px}.hero-lead{font-size:18px;max-width:700px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:var(--radius-pill);font-weight:750;border:1px solid transparent;transition:.2s transform,.2s box-shadow}.button:hover{transform:translateY(-1px);box-shadow:var(--shadow)}.button--primary{color:white;background:linear-gradient(135deg,#EC5F8C,#D94373)}.button--soft{color:var(--berry);background:var(--surface);border-color:var(--line-strong)}.hero-media{position:relative;padding:20px}.hero-media:before,.hero-media:after{content:"";position:absolute;border-radius:50%;filter:blur(1px);opacity:.7}.hero-media:before{width:180px;height:180px;right:-20px;top:20px;background:var(--yellow-soft)}.hero-media:after{width:140px;height:140px;left:-15px;bottom:25px;background:var(--peach-soft)}.hero-image{position:relative;z-index:1;width:100%;height:430px;object-fit:cover;border-radius:34px;box-shadow:0 28px 80px rgba(103,36,63,.2)}.media-note{position:absolute;z-index:2;right:2px;bottom:4px;padding:10px 14px;background:white;border-radius:var(--radius-pill);box-shadow:var(--shadow);color:var(--berry);font-size:13px;font-weight:700}.hero-search,.modal-search{display:flex;gap:8px;padding:7px;background:white;border:1px solid var(--line-strong);border-radius:18px;box-shadow:var(--shadow);margin-top:24px;max-width:670px}.hero-search:focus-within,.modal-search:focus-within{box-shadow:0 0 0 5px rgba(242,202,114,.24),var(--shadow)}.hero-search input,.modal-search input{min-width:0;flex:1;border:0;background:transparent;padding:8px 12px;outline:0;color:var(--ink)}.hero-search button,.modal-search button{border:0;border-radius:13px;padding:8px 18px;background:var(--peach);color:white;font-weight:700}.hot-terms{display:flex;flex-wrap:wrap;gap:9px;margin-top:14px;font-size:12px;color:var(--ink-3)}.hot-terms a:hover{color:var(--peach-strong)}
.page-hero{background:linear-gradient(135deg,#FFF9E9 0%,#FFF3F6 34%,#FDE6EE 70%,#FAD0DD 100%)}.page-hero--compact{padding:58px 0}.page-hero h1{font-size:clamp(38px,5vw,62px)}.page-hero p{font-size:17px;max-width:760px}.page-hero-grid{display:grid;grid-template-columns:1.1fr .8fr;align-items:center;gap:48px}.page-hero-media{max-width:520px;justify-self:end}.page-hero-media .section-image{height:330px}
.section-image{width:100%;height:360px;object-fit:cover;border-radius:var(--radius-large);box-shadow:var(--shadow)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.cards--compact{grid-template-columns:repeat(3,1fr)}.content-card{min-width:0;padding:22px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow);transition:.2s transform,.2s box-shadow,.2s border-color}.content-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--line-strong)}.card-meta{display:inline-flex;padding:4px 9px;border-radius:var(--radius-pill);background:var(--yellow-pale);color:var(--berry);font-size:11px;font-weight:800}.content-card h3{margin:12px 0 8px;font-size:18px;line-height:1.35}.content-card h3 a:hover{color:var(--peach-strong)}.content-card p{margin:0;color:var(--ink-2);font-size:14px}.text-link{display:inline-flex;margin-top:16px;color:var(--peach-strong);font-size:13px;font-weight:750}
.section-media-grid{display:grid;grid-template-columns:.9fr 1.15fr;gap:24px;align-items:stretch}.section-media{min-height:100%;padding:10px;border-radius:var(--radius-large);background:linear-gradient(135deg,var(--yellow-pale),var(--peach-pale))}.section-media .section-image{height:100%;min-height:360px}.section--split-reverse .section-media-grid{grid-template-columns:1.15fr .9fr}.section--split-reverse .section-media{order:2}
.tag-wall{display:flex;flex-wrap:wrap;gap:12px}.tag-wall a{padding:11px 16px;border:1px solid var(--line-strong);background:white;border-radius:var(--radius-pill);color:var(--berry)}.tag-wall a:hover,.tag-wall a[aria-current="page"]{background:var(--yellow-pale);border-color:var(--yellow);color:var(--berry-dark)}
.ranking-list{display:grid;gap:10px}.ranking-row{display:grid;grid-template-columns:52px 1fr;align-items:center;gap:10px;padding:14px 18px;border:1px solid var(--line);background:white;border-radius:14px}.ranking-row:hover{border-color:var(--line-strong);box-shadow:var(--shadow)}.ranking-row>strong{font-size:23px;color:var(--brown-soft);text-align:center}.ranking-row:nth-child(1)>strong{color:#9C3659}.ranking-row:nth-child(2)>strong{color:#EC5F8C}.ranking-row:nth-child(3)>strong{color:#B68A31}.ranking-row span,.ranking-row b,.ranking-row small{display:block}.ranking-row b{font-size:15px}.ranking-row small{margin-top:3px;color:var(--ink-3);font-size:12px}.tab-row{display:flex;gap:8px;overflow-x:auto;padding-bottom:14px}.tab-button{white-space:nowrap;border:1px solid var(--line);background:white;color:var(--ink-2);padding:9px 14px;border-radius:var(--radius-pill)}.tab-button.is-active{background:var(--berry);color:white;border-color:var(--berry)}
.cards--timeline,.cards--route,.cards--workflow{position:relative;grid-template-columns:repeat(4,1fr)}.cards--timeline .content-card,.cards--route .content-card,.cards--workflow .content-card{border-top:4px solid var(--yellow)}
.section--dark{background:linear-gradient(135deg,#67243F 0%,#8D3554 55%,#C7587E 100%);color:white}.section--dark .section-heading p{color:rgba(255,255,255,.74)}.section--dark .content-card{background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.14);box-shadow:none}.section--dark .content-card p{color:rgba(255,255,255,.72)}.section--dark .content-card a{color:white}.section--dark .card-meta{background:rgba(250,233,179,.15);color:var(--yellow-soft)}
.section--cards-yellow .content-card,.cards--cards-yellow .content-card{background:linear-gradient(145deg,#FFFDF7,#FFF7DA);border-color:var(--yellow-line)}
.section--stats .content-card:nth-child(odd),.cards--stats .content-card:nth-child(odd){background:var(--peach-pale)}
.section--safety{background:linear-gradient(135deg,#FFF9E9,#FFF0F5)}.section--safety .content-card{border-left:4px solid var(--yellow)}
.section--duo .cards,.cards--duo{grid-template-columns:repeat(2,1fr)}
.section--mosaic .cards,.cards--mosaic{grid-template-columns:repeat(3,1fr)}.section--mosaic .content-card:first-child{grid-column:span 2}
.section--challenge .content-card{background:var(--pink-mist)}
.section--rights .content-card{border-bottom:4px solid var(--yellow)}
.section--creators .content-card{border-radius:28px}.section--community .content-card{position:relative;padding-left:28px}.section--community .content-card:before{content:"“";position:absolute;left:9px;top:4px;color:var(--peach-soft);font-size:42px;line-height:1}
.cta-box{padding:46px;border-radius:32px;background:linear-gradient(135deg,var(--berry-dark),var(--berry-deep));color:white;box-shadow:var(--shadow-hover)}.cta-box p{color:rgba(255,255,255,.74);max-width:760px}.cta-box .button--soft{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.2);color:white}
.faq-list{display:grid;gap:10px;max-width:920px}.faq-item{border:1px solid var(--line);background:white;border-radius:16px;overflow:hidden}.faq-question{width:100%;display:flex;justify-content:space-between;gap:20px;text-align:left;border:0;background:white;padding:17px 20px;color:var(--ink);font-weight:750}.faq-question span{color:var(--peach)}.faq-answer{display:none;padding:0 20px 18px;color:var(--ink-2)}.faq-item.is-open .faq-answer{display:block}.faq-item.is-open .faq-question{color:var(--berry);background:var(--pink-mist)}.faq-answer p{margin:0}.section-more{margin-top:22px}
.search-modal{position:fixed;inset:0;z-index:500;display:none;align-items:flex-start;justify-content:center;padding:11vh 20px 30px;background:rgba(66,24,39,.52);backdrop-filter:blur(9px)}
.search-modal.is-open{display:flex}
.search-modal[hidden]{display:none!important}
.search-dialog{width:min(760px,100%);padding:28px;background:var(--cream);border:1px solid var(--line-strong);border-radius:26px;box-shadow:0 40px 120px rgba(66,24,39,.28)}.search-dialog__head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px}.search-dialog h2{margin:10px 0 0;font-size:28px}.modal-close{width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:white;color:var(--berry);font-size:28px;line-height:1}.modal-search{max-width:none}.search-suggestions{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;color:var(--ink-3);font-size:12px}.search-suggestions a{padding:4px 9px;background:var(--yellow-pale);border-radius:var(--radius-pill);color:var(--berry)}
.site-footer{padding:60px 0 24px;background:linear-gradient(135deg,#67243F,#421827);color:rgba(255,255,255,.72);border-top:1px solid rgba(250,233,179,.24)}.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:40px}.brand--footer{color:white}.footer-brand p{max-width:440px}.site-footer h2{margin:0 0 12px;color:white;font-size:15px}.site-footer div>a:not(.brand){display:block;padding:5px 0;font-size:13px}.site-footer div>a:hover{color:#FAE9B3}.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:38px;padding-top:20px;border-top:1px solid rgba(250,233,179,.14);font-size:12px}.mobile-bottom{display:none}.back-top{position:fixed;right:22px;bottom:22px;z-index:60;width:44px;height:44px;border:1px solid var(--line-strong);border-radius:50%;background:white;color:var(--berry);box-shadow:var(--shadow);opacity:0;pointer-events:none;transform:translateY(10px);transition:.2s}.back-top.is-visible{opacity:1;pointer-events:auto;transform:none}
@media(max-width:1200px){.desktop-nav a{padding-inline:7px}.header-actions .icon-link:nth-of-type(2){display:none}.cards--timeline,.cards--route,.cards--workflow{grid-template-columns:repeat(2,1fr)}}
@media(max-width:1024px){.desktop-nav{display:none}.header-actions{margin-left:auto}.mega-grid{grid-template-columns:repeat(3,1fr)}.hero-grid,.page-hero-grid{grid-template-columns:1fr 1fr;gap:30px}.hero-grid{min-height:520px}.hero-image{height:360px}.cards{grid-template-columns:repeat(2,1fr)}.section-media-grid,.section--split-reverse .section-media-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1.5fr repeat(3,1fr);gap:24px}}
@media(max-width:900px){.header-actions .icon-link{display:none}.hero-grid,.page-hero-grid,.section-media-grid,.section--split-reverse .section-media-grid{grid-template-columns:1fr}.section--split-reverse .section-media{order:0}.hero-copy{padding-top:58px}.hero-media{max-width:620px}.page-hero-media{justify-self:stretch;max-width:none}.page-hero-media .section-image{height:300px}.mega-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.wrap{width:min(calc(100% - 28px),var(--wrap))}.fresh-items{gap:18px}.fresh-items a:nth-child(n+3){display:none}.header-inner{height:64px}.menu-toggle{display:inline-flex}.section,.page-hero{padding:58px 0}.hero-grid{min-height:auto}.hero-copy{padding-top:42px}.hero-copy h1{font-size:clamp(38px,12vw,60px)}.hero-image{height:340px}.cards,.cards--compact,.section--duo .cards,.cards--duo,.cards--timeline,.cards--route,.cards--workflow{grid-template-columns:1fr 1fr}.section--mosaic .content-card:first-child{grid-column:span 1}.cta-box{padding:34px 26px}.footer-bottom{flex-direction:column}.site-footer{padding-bottom:90px}.mobile-bottom{position:fixed;z-index:80;display:grid;grid-template-columns:repeat(5,1fr);left:10px;right:10px;bottom:10px;height:58px;padding:6px;background:rgba(255,255,255,.96);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-hover);backdrop-filter:blur(16px)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;color:var(--ink-2);font-size:12px;border-radius:12px}.mobile-bottom a:hover{background:var(--yellow-pale);color:var(--berry)}.back-top{bottom:82px}.search-modal{padding-top:7vh}}
@media(max-width:600px){.wrap{width:min(calc(100% - 22px),var(--wrap))}.fresh-strip__inner{gap:12px}.fresh-items a:nth-child(n+2){display:none}.brand span{font-size:15px}.header-actions{gap:2px}.header-actions .icon-button{padding:7px}.hero-copy h1{font-size:40px}.hero-lead{font-size:16px}.hero-actions{align-items:stretch}.hero-actions .button{flex:1;min-width:140px}.hero-search,.modal-search{border-radius:15px}.hero-search button,.modal-search button{padding-inline:14px}.hero-image{height:280px}.cards,.cards--compact,.section--duo .cards,.cards--duo,.cards--timeline,.cards--route,.cards--workflow,.footer-grid{grid-template-columns:1fr}.section-media .section-image{min-height:260px;height:260px}.page-hero-media .section-image{height:250px}.mega-menu{max-height:calc(100vh - 94px);overflow:auto}.mega-grid{grid-template-columns:1fr}.ranking-row{grid-template-columns:40px 1fr;padding-inline:12px}.tag-wall{gap:8px}.tag-wall a{padding:9px 12px;font-size:13px}.search-dialog{padding:20px}.search-dialog h2{font-size:23px}.cta-box{border-radius:22px}.footer-bottom{margin-top:24px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
.thread-list{display:grid;gap:14px}.thread-card{display:grid;grid-template-columns:48px 1fr;gap:14px;padding:20px;background:white;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow)}.avatar{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--peach-pale),var(--yellow-pale));color:var(--berry);font-weight:850}.thread-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;color:var(--ink-3);font-size:12px}.thread-meta strong{color:var(--berry)}.thread-meta span{padding:2px 8px;background:var(--yellow-pale);border-radius:var(--radius-pill)}.thread-body h2{font-size:17px;margin:8px 0}.thread-actions{display:flex;gap:14px}.thread-actions button,.thread-actions a{border:0;background:transparent;padding:0;color:var(--peach-strong);font-size:12px}.app-device{position:relative;display:grid;grid-template-columns:1fr .56fr;align-items:end;gap:12px}.app-device .section-image{height:340px}.phone-image{width:100%;max-height:390px;object-fit:contain;filter:drop-shadow(0 22px 28px rgba(103,36,63,.18))}
@media(max-width:768px){.app-device{max-width:620px}.thread-card{grid-template-columns:40px 1fr}.avatar{width:40px;height:40px}}
@media(max-width:600px){.app-device{grid-template-columns:1fr}.app-device .phone-image{max-height:300px}.thread-card{padding:15px}.thread-meta time{width:100%}}