@charset "UTF-8";
.accounts-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px}
@media(max-width:1100px){.accounts-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){.accounts-grid{grid-template-columns:1fr}}
.account-card{display:flex;flex-direction:column;align-items:flex-start;gap:20px;padding:28px 0}.account-copy{display:flex;flex-direction:column;gap:6px}.account-copy strong{font-size:var(--heading-size);font-weight:500}.account-copy>span:last-child{font-size:var(--control-size);color:var(--muted)}.account-card img{width:200px;height:200px;object-fit:contain;background:white}.account-card:last-child{border-bottom:1px solid #b9c6c3}
/* 覆盖原因：四个账号同属一个平级网格，取消旧分组末项独有的底边框。 */
.accounts-grid .account-card:last-child{border-bottom:0}
.brand-lockup{display:inline-flex;align-items:center;gap:14px;min-height:48px;flex-shrink:0}.brand-symbol{width:58px;height:46px;overflow:hidden}.brand-wordmark{width:180px;height:48px;overflow:hidden}
/* 覆盖原因：手机页眉保留横排标志与菜单空间，只调整品牌图形尺寸，不改变正文字号。 */
@media(max-width:600px){.brand-lockup{gap:8px}.brand-symbol{width:40px;height:34px}.brand-wordmark{width:136px;height:36px}.header .header-inner{gap:10px}.header .menu-toggle{padding-inline:10px}}
:root{--paper:#f7f6f2;--white:#fff;--ink:#192f35;--muted:#526168;--accent:#a13f29;--line:#d0d7d5;--tint:#edf1ee;--hero-size:3.75rem;--section-size:2.25rem;--heading-size:1.5rem;--body-size:1.125rem;--control-size:1rem;--small-size:.875rem;--serif:"Noto Serif SC","Songti SC","STSong","SimSun",serif;--gap:88px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Microsoft YaHei","PingFang SC",sans-serif;font-size:var(--body-size);line-height:1.85;-webkit-font-smoothing:antialiased}h1,h2,h3,p,figure{margin:0}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}a,button,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px}img{display:block;max-width:100%;height:auto}.wrap{width:min(1240px,calc(100% - 80px));margin-inline:auto}.skip{position:fixed;top:8px;left:8px;z-index:100;background:white;padding:12px;transform:translateY(-160%)}.skip:focus{transform:none}.prototype-bar{font-size:var(--small-size);color:var(--muted);border-bottom:1px solid var(--line)}.prototype-bar .wrap{display:flex;justify-content:space-between;gap:15px;padding-block:8px}.header{position:sticky;top:0;z-index:10;background:var(--paper);border-bottom:1px solid var(--line)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:100px}.brand{font-family:var(--serif);font-size:28px;font-weight:600;letter-spacing:.12em;line-height:1.5;display:inline-block;min-width:0}.brand span{display:block;font-family:"Microsoft YaHei",sans-serif;font-size:var(--small-size);font-weight:400;letter-spacing:.08em;color:var(--muted);margin-top:4px}nav{display:flex;gap:32px;align-items:center}nav a{font-size:var(--control-size);min-height:48px;display:flex;align-items:center;gap:16px;border-bottom:2px solid transparent}nav a[aria-current="location"]{border-color:var(--accent);color:var(--accent)}nav a:hover{color:var(--accent)}.nav-channel{font-weight:600}.menu-toggle{display:none}.hero{display:block;padding-block:70px}.eyebrow{font-size:var(--control-size);line-height:1.6;font-weight:600;color:var(--accent);margin-bottom:20px}.hero h1{font-family:var(--serif);font-size:var(--hero-size);line-height:1.3;font-weight:600;letter-spacing:-.045em;margin-bottom:28px}.hero-lead{font-size:var(--body-size);max-width:34em}.hero-detail{color:var(--muted);margin-top:16px;max-width:30em}.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-top:32px}.button{font-size:var(--control-size);line-height:1.5;min-height:48px;padding:13px 20px;display:inline-flex;align-items:center;justify-content:center;gap:22px;border:1px solid var(--ink);border-radius:4px;font-weight:600}.primary{background:var(--ink);color:white}.secondary{background:transparent;color:var(--ink)}.primary:hover{background:#304e55}.secondary:hover{background:var(--tint)}.growth-map{background:var(--ink);color:#fff;padding:32px;border-radius:4px}.growth-map figcaption{font-size:var(--control-size);color:#d2dfdf;border-bottom:1px solid #52676d;padding-bottom:17px}.child{text-align:center;margin-top:26px}.child>span{font-family:var(--serif);font-size:30px;font-weight:600}.child p{font-size:var(--small-size);color:#d2dfdf;margin-top:4px}.support-connector{height:30px;width:68%;margin:12px auto 0;border-top:0;border-bottom:1px solid #718b8f;position:relative}.support-connector:before{content:"";position:absolute;left:50%;top:0;height:30px;border-left:1px solid #718b8f}.support{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;text-align:center;padding-top:13px}.support h3{font-family:inherit;font-size:var(--body-size);line-height:1.5;font-weight:500}.support p{font-size:var(--small-size);color:#d2dfdf;margin-top:5px}.our-role{padding:20px 14px;margin-top:25px;background:#29484e;border-left:3px solid #dbb77b}.our-role>span{display:block;font-size:var(--small-size);color:#d2dfdf;margin-bottom:6px}.our-role strong{font-size:var(--body-size);font-weight:500}.map-note{font-size:var(--small-size);color:#d2dfdf;margin-top:18px}.intro-line{display:flex;justify-content:space-between;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding-block:22px;gap:18px}.intro-line p{font-size:var(--control-size);color:var(--muted)}.section{padding-block:var(--gap)}h2{font-family:var(--serif);font-size:var(--section-size);font-weight:600;line-height:1.45;letter-spacing:-.025em}h3{font-family:var(--serif);font-size:var(--heading-size);font-weight:600;line-height:1.5}.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:48px;margin-bottom:44px}.section-head>p{max-width:28em;color:var(--muted)}.work-list{border-top:1px solid var(--ink)}.work-list article{display:grid;grid-template-columns:90px 1fr;border-bottom:1px solid var(--line);padding-block:30px;gap:30px}.work-number{font-family:var(--serif);font-size:32px;color:var(--accent)}.status{font-size:var(--small-size);color:var(--muted);display:inline-block;line-height:1.65}.work-list h3{margin:6px 0 12px}.work-list p{max-width:46em;color:var(--muted)}.text-link{font-size:var(--control-size);display:inline-flex;align-items:center;min-height:48px;gap:24px;font-weight:600;border-bottom:1px solid var(--ink);margin-top:14px}.text-link:hover{color:var(--accent);border-color:var(--accent)}.private-state{font-size:var(--small-size);display:inline-block;color:var(--muted);background:var(--tint);padding:8px 12px;margin-top:18px;border-radius:4px}.principles{background:var(--tint)}.principles-layout{display:grid;grid-template-columns:1fr 1.1fr;gap:76px}.principles-intro{color:var(--muted);margin-top:24px;max-width:28em}.signature{font-size:var(--control-size);font-weight:600;margin-top:28px}.principles-list details{border-bottom:1px solid #b9c6c3}.principles-list details:first-child{border-top:1px solid #b9c6c3}.principles-list summary{font-size:var(--heading-size);font-weight:500;line-height:1.5;padding:24px 38px 24px 0;cursor:pointer;position:relative;list-style:none}.principles-list summary::-webkit-details-marker{display:none}.principles-list summary:after{content:"+";position:absolute;right:0;top:24px;font-family:Arial;font-size:24px}.principles-list details[open] summary:after{content:"−"}.principles-list details>div{padding-bottom:25px;color:var(--muted)}.people-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px}.person img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:4px}.person-heading{display:flex;gap:20px;align-items:center;margin:24px 0 10px}.person-heading h3{font-size:30px}.person-lead{font-weight:600;margin-bottom:12px}.person>p:not(.person-lead){color:var(--muted)}.channels{background:#eef0ea}.channel-groups{display:grid;grid-template-columns:1fr 1fr;gap:48px}.channel-group>h3{margin-bottom:20px}.channel{display:grid;grid-template-columns:1fr auto;gap:4px 12px;padding:25px 0;border-top:1px solid #b9c6c3;transition:color .15s}.channel:last-child{border-bottom:1px solid #b9c6c3}.channel-type{font-size:var(--small-size);color:var(--muted);grid-column:1/-1}.channel strong{font-size:var(--heading-size);font-weight:500}.channel>span:not(.channel-type):not(.channel-action){grid-column:1;color:var(--muted);font-size:var(--control-size)}.channel-action{grid-column:2;grid-row:2/4;align-self:center;font-size:var(--control-size);font-weight:600}.channel:hover{color:var(--accent)}footer{padding-top:44px}.footer-top{display:flex;justify-content:space-between;gap:28px;align-items:center;padding-bottom:36px}.footer-top p{font-size:var(--control-size);color:var(--muted)}.footer-legal{display:flex;flex-wrap:wrap;gap:8px 24px;align-items:center;justify-content:center;text-align:center;padding-block:22px;font-size:var(--small-size);color:var(--muted)}.footer-legal a{min-height:44px;display:inline-flex;align-items:center;text-decoration:underline;text-underline-offset:5px}dialog{width:min(560px,calc(100% - 32px));max-height:calc(100dvh - 32px);padding:28px;border:1px solid var(--line);border-radius:8px;background:var(--paper);color:var(--ink);overflow:auto}dialog::backdrop{background:rgb(10 29 35 / 65%)}.dialog-top{display:flex;align-items:center;justify-content:space-between;gap:16px}.dialog-top .eyebrow{margin:0}.close-dialog{font-size:var(--control-size);background:transparent;border:0;min-height:44px;padding:8px}.dialog-author{font-size:var(--control-size);color:var(--muted);margin-top:4px}#account-qr{width:260px;height:260px;object-fit:contain;margin:22px auto;background:white}#account-help{font-size:var(--control-size);line-height:1.8}.dialog-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}#copy-status{font-size:var(--small-size);min-height:24px;margin-top:12px;color:var(--muted)}
/* 覆盖原因：无脚本时导航仍可换行，避免窄屏横向溢出。 */
nav{flex-wrap:wrap}
.account-copy{align-self:center;text-align:center}
.hero-copy>.hero-art{margin-block:32px}
/* 覆盖原因：立场图提前至介绍和详细观点之间，介绍不再占用旧双列中的半列。 */
.principles .principles-layout{display:block}.principles>.principles-list{margin-top:40px}
/* 覆盖原因：首屏由纯文字变为图文并列，工作区由编号列表变为三张配图卡片，按显式类绑定。 */
.hero.hero-illustrated{display:flex;flex-direction:column;gap:40px;align-items:stretch}.hero-art{width:100%;height:auto;border-radius:4px}
.work-list.work-illustrated{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;border:0}.work-illustrated article{display:flex;flex-direction:column;gap:8px;padding:0;border:0}.work-art{width:100%;height:auto;margin:14px 0 20px;border-radius:4px}.work-illustrated h3{min-height:3em}
/* 覆盖原因：平板与手机改为纵向图文，保留完整画面和既有正文字号。 */
@media(max-width:1000px){.work-list.work-illustrated{grid-template-columns:1fr;gap:40px}.work-illustrated h3{min-height:0}}
.account-card>img,.account-card>.video-code{align-self:center}
.education-model{margin-top:48px}.education-model a{display:block}.education-model img{width:100%;height:auto}
.follow-title{margin-bottom:8px}
.work-section{background:var(--white)}
.video-code{width:200px;height:200px;overflow:hidden;position:relative;background:white;flex-shrink:0;border:8px solid white}
/* 覆盖原因：视频号原图包含上下文案；按人工确认的码区取景，覆盖账号图片的 contain 规则，不重绘码点。 */
.account-card .video-code img{position:absolute;max-width:none;height:auto;object-fit:initial}
/* 原图 978×1530，取景框 x=75 y=420 width=840 height=840。 */
.account-card .video-code-jiang img{width:214.228571px;left:-16.428571px;top:-92px}
/* 原图 1060×1377，取景框 x=150 y=380 width=770 height=770。 */
.account-card .video-code-jin img{width:253.298701px;left:-35.844156px;top:-90.805195px}
.back-to-top{position:fixed;right:max(16px,env(safe-area-inset-right));bottom:max(24px,env(safe-area-inset-bottom));z-index:9;width:48px;height:48px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:50%;background:var(--paper);color:var(--ink);font-size:26px;line-height:1;box-shadow:0 3px 12px rgb(25 47 53 / 10%)}.back-to-top:hover{background:var(--ink);color:white}
/* 覆盖原因：平板及以下切换为纵向阅读和展开式导航，不缩小导航文字。 */
@media(max-width:1000px){.hero{grid-template-columns:1fr;gap:35px}.growth-map{max-width:680px;width:100%}.principles-layout{grid-template-columns:1fr;gap:36px}.section-head{flex-direction:column;align-items:flex-start;gap:20px}.header-inner{flex-wrap:wrap;min-height:90px;padding-block:15px}.header nav{gap:20px}.js .menu-toggle{display:inline-flex;align-items:center;gap:14px;padding:10px 15px;font-size:var(--control-size);border:1px solid var(--line);background:transparent;min-height:44px;border-radius:4px}.js nav{display:none;flex-basis:100%;padding-top:8px}.js nav[data-open="true"]{display:flex;flex-direction:column;align-items:stretch;gap:0}.js nav a{padding:12px 0}.people-grid,.channel-groups{gap:30px}}
/* 覆盖原因：手机采用已声明的移动字号档位、单列内容与更小页边距；正文不低于 17px。 */
@media(max-width:600px){:root{--hero-size:2.375rem;--section-size:1.75rem;--heading-size:1.375rem;--body-size:1.0625rem;--gap:52px}.wrap{width:calc(100% - 40px)}html{scroll-padding-top:115px}.brand{font-size:26px}.hero{padding-block:40px;gap:32px}.hero h1{letter-spacing:-.055em}.hero-actions{flex-direction:column;align-items:stretch;gap:12px}.button{padding:13px 16px}.desktop-break{display:none}.growth-map{padding:24px 18px}.our-role{padding:16px 12px}.support{gap:5px}.support p{font-size:var(--small-size)}.intro-line{flex-direction:column;gap:8px;padding-block:18px}.section-head{margin-bottom:30px}.work-list article{grid-template-columns:36px 1fr;gap:16px;padding-block:26px}.work-number{font-size:24px}.people-grid,.channel-groups{grid-template-columns:1fr;gap:40px}.person-heading h3{font-size:28px}.person img{aspect-ratio:4/3}.channel{grid-template-columns:1fr}.channel-action{grid-column:1;grid-row:auto;margin-top:10px;display:flex;justify-content:space-between}.footer-top{flex-direction:column;align-items:flex-start;gap:23px}.footer-legal{display:block}.footer-legal>span{display:block}.footer-legal>span:last-child{margin-top:8px}dialog{padding:20px}#account-qr{width:min(240px,100%);height:auto;aspect-ratio:1}.dialog-actions{flex-direction:column}.prototype-bar .wrap{flex-wrap:wrap;gap:0 16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.channel{transition:none}}