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1fr;gap:16px}.field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px}.field label,.field-label{font-size:13px;color:#656e79}.required{color:#d87653;margin-left:3px}.field input,.field textarea,.field select{width:100%;border:1px solid #e0e4e9;border-radius:8px;padding:10px 12px;background:#fff;color:#535c68;font-size:14px;line-height:1.6}.field textarea{resize:vertical;min-height:96px}.field input::placeholder,.field textarea::placeholder{color:#b0b6bf}.field select{height:45px}.option-row{display:flex;gap:9px;flex-wrap:wrap;margin:9px 0 19px}.choice{position:relative;display:inline-flex;align-items:center;gap:7px;font-size:13px;padding:8px 13px;border:1px solid #e2e6eb;border-radius:8px;cursor:pointer}.choice 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21px;font-size:13px;box-shadow:0 7px 20px #0002;pointer-events:none;opacity:0;z-index:100;transition:opacity .2s,transform .2s;max-width:90%;text-align:center}.toast.visible{opacity:1;transform:translate(-50%,0)}.featured-empty{border:1px solid var(--line);border-radius:15px;padding:30px;background:white}.all-events{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.all-events .mini-event{margin-top:0}.list-back{font-size:13px;display:flex;align-items:center;gap:6px;color:#828a95;margin-bottom:20px}.list-back svg{width:16px;height:16px}.list-back:hover{color:var(--accent)}
@media(min-width:1550px){.feature-image{height:295px}.home-grid{grid-template-columns:minmax(0,1fr) 330px;gap:31px}.feature-title{font-size:24px}.sidebar{width:240px;padding:37px 26px}.app-shell{margin-left:240px}.topbar{height:90px}}
@media(max-width:1190px){.sidebar{width:194px;padding:29px 16px}.brand{font-size:17px;gap:8px}.brand small{font-size:7px}.brand-mark{width:35px;height:36px;font-size:24px}.app-shell{margin-left:194px}.topbar{padding:0 28px}main{padding:29px 28px}.home-grid{grid-template-columns:minmax(0,1fr) 270px;gap:21px}.feature-image{height:209px}.feature-body{padding:18px}.feature-title{font-size:18px}.feature-desc{font-size:12px}.attendees{font-size:10px;gap:6px}.avatar{width:24px;height:24px}.feature-footer .btn{padding:9px 13px;font-size:12px}.join-card{padding:21px}.join-card h2{font-size:20px}.outcome-card{padding:17px}.outcome-card h3{font-size:13px}.page-footer{padding:0 28px 23px}.content-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.mini-event{gap:12px;padding:14px}.mini-event .event-meta{font-size:10px}.mini-event h3{font-size:13px}}
@media(max-width:1000px) and (min-width:761px){.sidebar{width:174px;padding:28px 13px}.brand{font-size:16px}.brand small{letter-spacing:.7px}.brand-mark{width:31px;height:33px;font-size:22px}.app-shell{margin-left:174px}.home-grid{grid-template-columns:minmax(0,1fr)}.home-aside{display:grid;grid-template-columns:1fr 1fr;gap:20px}.project-sidebar{margin:0}.join-card{align-self:start}.feature-image{height:265px}.feature-title{font-size:22px}.attendees{font-size:12px}.outcome-card h3{font-size:15px}.desktop-breadcrumb{font-size:10px;gap:10px}.topbar-actions{gap:12px}.filter-caption{display:none}.page-heading h1{font-size:25px}.summary-strip{gap:15px}.summary-strip p{font-size:11px}.my-grid{grid-template-columns:1fr}.all-events{grid-template-columns:1fr}}
@media(max-width:760px){.sidebar{display:none}.app-shell{margin-left:0;padding-bottom:75px}.topbar{height:65px;padding:0 20px;border-bottom:0;background:var(--canvas)}.desktop-breadcrumb,.top-join,.location{display:none}.mobile-brand{display:flex;align-items:center;gap:8px;font-size:17px;font-weight:650;letter-spacing:.5px}.mobile-brand .brand-mark{width:29px;height:30px;font-size:20px;border-radius:8px}.mobile-brand .brand-mark span{width:4px;height:4px;top:4px;right:4px}.wechat-capsule{display:flex;border:1px solid #dee0e4;border-radius:18px;align-items:center;gap:11px;height:29px;padding:0 10px;background:#fff9;color:#24282e}.wechat-capsule span{font:bold 17px Arial,sans-serif;letter-spacing:0}.wechat-capsule i{height:16px;width:1px;background:#dce0e4}.wechat-capsule b{font-size:20px;line-height:1;font-weight:500}main{padding:14px 20px 23px}.page-heading{margin-bottom:23px}.heading-label{font-size:9px;letter-spacing:1.6px;margin-bottom:7px}.page-heading h1{font-size:25px;letter-spacing:-.9px}.page-heading p{font-size:12px;margin-top:8px;line-height:1.8}.heading-decoration{font-size:30px;padding-right:2px}.filter-row{margin-bottom:25px}.domain-filters{gap:8px;flex:1}.domain-filter{font-size:12px;flex:1;padding:9px 9px;justify-content:center;border-radius:8px}.domain-filter svg{width:15px;height:15px}.filter-caption{display:none}.home-grid{display:flex;flex-direction:column;gap:25px}.section-heading{margin-bottom:13px}.section-title{gap:7px}.section-title h2{font-size:17px}.text-link{font-size:11px}.feature-image{height:207px}.feature-body{padding:17px 17px 16px}.feature-title{font-size:19px;margin-top:9px;line-height:1.55}.feature-desc{font-size:11px;line-height:1.8}.event-meta{font-size:11px;margin-top:13px;gap:9px}.event-meta svg{width:14px;height:14px}.feature-footer{margin-top:16px;padding-top:14px}.feature-footer .btn{font-size:12px;padding:10px 13px;gap:12px}.attendees{font-size:10px;gap:6px}.avatars .avatar{width:24px;height:24px;font-size:9px}.image-labels{top:14px;left:14px}.image-caption{left:16px;bottom:14px;font-size:10px}.mini-event{padding:14px;gap:12px}.mini-event h3{font-size:13px}.mini-event .event-meta{font-size:10px;gap:6px;margin-top:6px}.date-tile{width:48px;min-width:48px;height:61px}.date-tile strong{font-size:25px}.mini-arrow{width:14px}.home-outcomes{margin-top:27px}.outcome-grid{gap:11px}.outcome-card{padding:15px 13px;border-radius:11px}.outcome-card h3{font-size:13px}.outcome-top{gap:6px;margin-bottom:12px}.outcome-top span:last-child{font-size:10px}.outcome-icon{width:28px;height:28px;border-radius:7px}.outcome-icon svg{width:15px;height:15px}.outcome-card p{font-size:10px;line-height:1.9;margin-top:7px}.outcome-bottom{font-size:10px;padding-top:11px;margin-top:12px}.outcome-bottom svg{width:12px}.home-aside{display:flex;flex-direction:column;gap:25px}.join-card{padding:23px;display:grid;grid-template-columns:1fr auto;gap:0 13px}.join-eyebrow{grid-column:1/-1}.join-card h2{font-size:18px;line-height:1.5;margin-top:12px}.join-card h2 br{display:none}.join-card p{grid-column:1/-1;margin:9px 0 17px;font-size:12px}.join-card .btn{grid-column:1/-1}.join-foot{grid-column:1/-1;font-size:11px}.project-sidebar{margin-top:0}.small-project{padding:16px 0}.small-project h3{font-size:15px}.small-project p{font-size:12px}.project-kicker .tag,.project-kicker{font-size:11px}.needs-inline{font-size:12px}.page-footer{display:block;text-align:center;padding:0 20px 19px;font-size:9px;line-height:1.8}.page-footer span{display:block}.page-footer span:first-child{margin-bottom:4px}.mobile-nav{position:fixed;bottom:0;left:0;right:0;height:calc(64px + env(safe-area-inset-bottom));padding:8px 10px calc(7px + env(safe-area-inset-bottom));display:flex;justify-content:space-around;background:rgba(255,255,255,.97);backdrop-filter:blur(10px);border-top:1px solid #e8ebef;z-index:20}.mobile-nav .nav-item{display:flex;flex-direction:column;gap:3px;justify-content:center;padding:0 15px;font-size:10px;border-radius:0;background:none;line-height:1.5}.mobile-nav .nav-item svg{width:22px;height:22px;stroke-width:1.55}.mobile-nav .nav-item.active{color:var(--accent)}.mobile-nav .nav-item.active svg{stroke-width:2}.mobile-nav .nav-dot{display:none}.content-grid{grid-template-columns:1fr;gap:15px}.content-grid .outcome-card{padding:22px}.content-grid .outcome-card h3{font-size:17px}.content-grid .outcome-card p{font-size:13px}.content-grid .outcome-top span:last-child{font-size:12px}.summary-strip{padding:19px;gap:16px;justify-content:space-around;flex-wrap:wrap;margin-bottom:25px}.summary-stat{flex-direction:column;gap:2px;align-items:center}.summary-stat strong{font-size:25px}.summary-stat span{font-size:11px}.summary-strip p{width:100%;text-align:center;font-size:11px}.summary-divider{display:none}.type-filters{gap:23px;margin-top:25px;overflow-x:auto}.type-filter{font-size:13px;white-space:nowrap}.project-card{padding:23px}.project-symbol{width:41px;height:41px;margin-bottom:15px}.project-card h3{font-size:18px}.project-card p{font-size:13px}.project-needs .tag{font-size:12px}.profile-card{flex-wrap:wrap;padding:23px;gap:15px}.profile-avatar{width:54px;height:54px;border-radius:14px}.profile-card h2{font-size:19px}.profile-card p{font-size:12px}.profile-card .btn{width:100%;margin:5px 0 0}.my-grid{grid-template-columns:1fr;gap:18px}.panel{padding:23px}.info-banner{font-size:11px}.all-events{grid-template-columns:1fr;gap:13px}.all-events .mini-event h3{font-size:14px}.toast{bottom:90px;font-size:12px;width:max-content;max-width:calc(100% - 40px)}dialog{width:100%;max-height:93dvh;margin:auto 0 0;border-radius:20px 20px 0 0}.dialog-header{padding:18px 21px}.dialog-body{padding:23px 21px}.detail-title{font-size:23px}.detail-lead{font-size:14px}.detail-section p,.detail-section li{font-size:14px}.dialog-footer{padding:15px 21px calc(18px + env(safe-area-inset-bottom))}.dialog-footer p{font-size:11px;max-width:47%}.dialog-footer .btn{font-size:13px;flex-shrink:0;padding:12px 21px}.field-grid{grid-template-columns:1fr;gap:0}.field input,.field textarea,.field select{font-size:16px}.success-state{padding:36px 0 18px}.success-state h2{font-size:23px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
/* Keep Chinese UI copy readable at both compact and wide sizes. */
.prototype-note,.brand small,.sidebar-label,.side-note strong,.side-note p,.desktop-breadcrumb,.desktop-breadcrumb span:first-child,.location,.heading-label,.filter-caption,.text-link,.image-label,.image-caption,.tag,.event-meta,.attendees,.mini-event .event-meta,.join-eyebrow,.join-foot,.project-kicker,.project-kicker .tag,.small-project p,.needs-inline,.outcome-top span:last-child,.outcome-bottom,.project-bottom,.project-needs .needs-label,.page-footer,.form-help{font-size:12px}
.brand small{font-size:8px}.heading-label,.image-caption{font-size:10px}.page-footer,.prototype-note{font-size:11px}
.top-join,.domain-filter,.btn,.feature-footer .btn,.join-card .btn,.field label,.field-label,.dialog-header span,.choice{font-size:14px}
.feature-desc,.page-heading p,.join-card p,.project-card p,.detail-meta span,.profile-card p,.info-group dt{font-size:14px}
.small-project h3,.mini-event h3,.outcome-card h3{font-size:15px}.outcome-card p{font-size:13px}.detail-lead,.detail-section p,.detail-section li{font-size:16px}.timeline p{font-size:14px}.date-tile{font-size:12px}.outcome-bottom,.needs-inline{line-height:1.75}
@media(max-width:1190px) and (min-width:1001px){.feature-footer{flex-wrap:wrap;gap:13px}.feature-footer .btn{margin-left:auto}.mini-event .event-meta{font-size:11px}.small-project h3{font-size:14px}.join-card p{font-size:13px}}
@media(max-width:760px){.mobile-nav .nav-item{font-size:12px}.domain-filter{font-size:13px}.feature-desc,.join-card p,.page-heading p{font-size:13px}.event-meta,.image-label,.tag,.attendees,.feature-footer .btn,.mini-event .event-meta{font-size:12px}.event-meta{gap:7px}.feature-footer{gap:10px;flex-wrap:wrap}.feature-footer .btn{margin-left:auto}.feature-title{font-size:20px}.outcome-card h3{font-size:14px}.outcome-card p{font-size:12px}.outcome-bottom{font-size:11px}.outcome-top span:last-child{font-size:11px}.mini-event h3{font-size:14px}.mini-event .event-meta{font-size:11px}.small-project h3{font-size:16px}.small-project p,.needs-inline{font-size:12px}.text-link{font-size:12px}.detail-lead,.detail-section p,.detail-section li{font-size:16px}.timeline p{font-size:14px}.page-footer{font-size:11px}.heading-label,.image-caption{font-size:10px}.brand small{font-size:8px}.heading-decoration{display:none}.content-grid .outcome-card p{font-size:14px}}
@media(max-width:380px){main{padding-left:16px;padding-right:16px}.feature-title{font-size:18px}.feature-footer .attendees{font-size:11px}.feature-footer .btn{padding:9px 10px;gap:6px}.outcome-grid{grid-template-columns:1fr}.outcome-card p{font-size:13px}.outcome-top span:last-child{font-size:12px}.page-heading h1{font-size:23px}.summary-strip{gap:12px}.summary-stat span{font-size:11px}}
:root { color-scheme: light; }
[hidden]{display:none!important}
.service-notice{padding:12px 24px;background:#fff3eb;border-bottom:1px solid #f4ded0;color:#8d583c;font-size:12px;line-height:1.6}
.form-error{padding:12px 14px;margin:12px 0;color:#9d382a;background:#fff1ef;border:1px solid #f0d2cd;border-radius:8px;font-size:14px;line-height:1.6}
.preserve-lines{white-space:pre-wrap;overflow-wrap:anywhere}
.account-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.profile-card .account-actions{margin-left:auto}
.auth-form h2{margin:0 0 12px}.auth-form .detail-lead{margin-bottom:24px}.auth-back{margin:18px 0 0}.auth-form .form-notice{margin-bottom:20px}
.login-panel{max-width:640px}.login-panel p,.empty-copy{margin:14px 0 24px;color:#737b85;line-height:1.8}
.request-item h3{margin-top:10px}.request-item p{margin:8px 0}.request-item .text-link{margin-top:8px}
button:disabled{opacity:.5;cursor:not-allowed}
.admin-header{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:24px 5%;background:white;border-bottom:1px solid #e9ecf0}
.admin-main{max-width:1150px;margin:auto;padding:40px 28px 80px}.admin-main .service-notice{border-radius:10px;margin-bottom:24px}.admin-main .panel{margin-bottom:18px}
.admin-login{max-width:500px;margin:20px auto}.admin-filters{display:flex;gap:16px;align-items:end;flex-wrap:wrap}.admin-filters .field{margin:0;flex:1;min-width:160px}.admin-filters select{max-width:100%}
.interest-heading{display:flex;justify-content:space-between;gap:24px;align-items:flex-start}.interest-heading h2{margin:12px 0 0}.interest-heading h2 small{font-size:13px;font-weight:400;color:#7b828b}
.interest-details{display:grid;grid-template-columns:1fr 1fr;gap:24px;border-top:1px solid #eef0f3;margin-top:20px;padding-top:20px}.interest-details h3{font-size:13px;color:#7b828b;margin-bottom:10px}.interest-details p{font-size:14px;line-height:1.8}
.contact-box{display:flex;align-items:center;gap:14px;flex-wrap:wrap;overflow-wrap:anywhere}.pagination{display:flex;align-items:center;justify-content:center;gap:24px;margin-top:24px}.pagination span{font-size:13px;color:#737b85}
#admin-dialog{max-width:680px;width:calc(100% - 32px);border:0;border-radius:16px;padding:0;max-height:90vh;background:#fff;box-shadow:0 20px 80px #0002}
#admin-dialog::backdrop{background:#15192180}#admin-dialog textarea{min-height:110px}.admin-main .panel h2{overflow-wrap:anywhere}
@media(max-width:760px){.service-notice{padding:10px 20px}.profile-card{flex-wrap:wrap}.profile-card .account-actions{margin-left:0;gap:12px}.admin-header{padding:18px 20px;align-items:flex-start}.admin-header .brand{font-size:15px}.admin-header .account-actions{gap:10px;justify-content:flex-end}.admin-main{padding:26px 18px 60px}.admin-filters{gap:14px}.admin-filters .field{flex-basis:100%;min-width:0}.interest-heading{flex-direction:column;gap:12px}.interest-details{grid-template-columns:1fr}.contact-box{width:100%;justify-content:space-between}.admin-main .content-grid{grid-template-columns:1fr}}