@font-face{font-family:ZhiSong;src:url(../fonts/zhiSong-subset.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}
:root{
  --paper:#FBFaf7;--paper-2:#F4F2EC;--tint:#F1EEE6;--white:#fff;
  --ink:#1A1A1A;--ink-2:#3A3A38;--ink-3:#6B6A65;--ink-4:#8E8C86;
  --line:rgba(26,26,26,.12);--line-strong:rgba(26,26,26,.24);
  --moss:#4A5A48;--moss-dark:#3B4A39;--clay:#8C7B6B;--dark:#141412;
  --serif:ZhiSong,"Songti SC","STSong","Noto Serif SC","Source Han Serif SC",serif;
  --sans:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  --shadow:0 12px 40px rgba(26,26,26,.06);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:15px;line-height:1.75;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:var(--serif);font-weight:400;margin:0;letter-spacing:.01em}
p{margin:0}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--moss);outline-offset:3px}
.wrap{width:100%;max-width:1160px;margin:0 auto;padding:0 32px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--dark);color:#fff;padding:12px 20px;z-index:99}
.skip-link:focus{left:12px;top:12px}
.muted{color:var(--ink-3)}
.dot{padding:0 7px;color:var(--ink-4)}
.kicker{font-size:11px;letter-spacing:.28em;text-transform:uppercase;color:var(--clay);font-family:var(--sans);margin-bottom:18px}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(251,250,247,.92);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:74px;gap:20px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{width:38px;height:38px;display:grid;place-items:center;background:var(--moss);color:var(--paper);font-family:var(--serif);font-size:20px;line-height:1}
.brand-mark.light{background:rgba(251,250,247,.14);color:var(--paper)}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text strong{font-family:var(--serif);font-size:19px;font-weight:400;letter-spacing:.06em}
.brand-text small{font-size:11px;color:var(--ink-3);letter-spacing:.04em}
.site-nav{display:flex;align-items:center;gap:34px}
.nav-link{font-size:14px;color:var(--ink-2);position:relative;padding:6px 0;transition:color .2s}
.nav-link:hover,.nav-link.is-active{color:var(--moss)}
.nav-link.is-active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:1px;background:var(--moss)}
.site-header{transition:background .3s ease,box-shadow .3s ease}
.site-header.is-scrolled{background:rgba(251,250,247,.97);box-shadow:0 6px 24px rgba(26,26,26,.055)}
.nav-toggle{display:none;width:44px;height:44px;border:0;background:transparent;padding:0;place-items:center;color:var(--ink);cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent}
.burger{display:block;position:relative;width:21px;height:21px}
.burger i{position:absolute;left:0;right:0;height:1.5px;background:currentColor;border-radius:2px;transition:transform .34s cubic-bezier(.22,.61,.36,1),opacity .2s ease}
.burger i:nth-child(1){top:3px}
.burger i:nth-child(2){top:9.5px}
.burger i:nth-child(3){top:16px}
.site-header.is-open .burger i:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.site-header.is-open .burger i:nth-child(2){opacity:0;transform:scaleX(.3)}
.site-header.is-open .burger i:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
.mobile-menu{display:none}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 26px;font-size:14px;letter-spacing:.04em;border:1px solid transparent;transition:background .2s,color .2s,border-color .2s;white-space:nowrap}
.btn-dark{background:var(--dark);color:var(--paper)}
.btn-dark:hover{background:var(--moss)}
.btn-ghost{color:var(--ink-2);border-bottom:1px solid var(--line-strong);padding:0 4px;min-height:40px}
.btn-ghost:hover{color:var(--moss);border-color:var(--moss)}
.btn-outline{border-color:var(--line-strong);color:var(--ink)}
.btn-outline:hover{border-color:var(--moss);color:var(--moss)}

/* ---------- 首屏 ---------- */
.hero{padding:96px 0 100px;border-bottom:1px solid var(--line)}
.hero-inner{display:grid;grid-template-columns:1.04fr .96fr;gap:72px;align-items:center}
.hero-copy h1{font-size:clamp(38px,5.1vw,66px);line-height:1.28;max-width:11em;margin-bottom:28px}
.hero-text{font-size:16px;line-height:2.05;color:var(--ink-3);max-width:27em;margin-bottom:38px}
.hero-actions{display:flex;align-items:center;gap:26px;flex-wrap:wrap}
.hero-frame{background:var(--white);border:1px solid var(--line);padding:12px;box-shadow:var(--shadow)}
.hero-frame img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-frame figcaption{font-size:12px;color:var(--ink-4);text-align:right;padding:10px 4px 2px}

/* ---------- 通用区块 ---------- */
.section{padding:92px 0}
.section-tint{background:var(--tint)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:48px}
.section-title{font-size:clamp(28px,3.3vw,40px);line-height:1.35}
.section-desc{font-size:14px;color:var(--ink-3);margin-top:14px;max-width:38em}
.section-more{font-size:13px;color:var(--moss);white-space:nowrap;padding-bottom:4px;border-bottom:1px solid var(--line-strong)}
.section-more:hover{border-color:var(--moss)}

/* ---------- 文章卡片 ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px}
.post-card{background:var(--white);border:1px solid var(--line);display:flex;flex-direction:column;transition:box-shadow .25s,transform .25s}
.post-card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.post-cover{display:block;overflow:hidden;background:var(--paper-2)}
.post-cover img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .5s}
.post-card:hover .post-cover img{transform:scale(1.035)}
.post-body{padding:26px 24px 24px;display:flex;flex-direction:column;flex:1}
.post-meta{font-size:11.5px;color:var(--clay);letter-spacing:.03em;margin-bottom:12px}
.post-card h3{font-size:21px;line-height:1.5;margin-bottom:12px}
.post-card h3 a:hover{color:var(--moss)}
.post-excerpt{font-size:13.5px;color:var(--ink-3);line-height:1.85;flex:1;margin-bottom:22px}
.post-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.tags{display:flex;gap:6px;flex-wrap:wrap}
.tag{font-size:11px;color:var(--moss);background:rgba(74,90,72,.09);padding:4px 9px;white-space:nowrap}
.read-more{font-size:12.5px;color:var(--ink-2);white-space:nowrap}
.read-more:hover{color:var(--moss)}
.empty{text-align:center;color:var(--ink-3);padding:60px 0}

/* ---------- 栏目 ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.topic-card{background:var(--tint);padding:38px 28px 34px;position:relative;display:block;transition:background .25s}
.topic-card:hover{background:var(--white)}
.topic-num{font-size:12px;color:var(--clay);letter-spacing:.1em}
.topic-card h3{font-size:23px;margin:26px 0 12px}
.topic-card p{font-size:13px;color:var(--ink-3);line-height:1.85;max-width:16em}
.topic-go{position:absolute;right:24px;top:34px;color:var(--moss);font-size:16px;opacity:0;transition:opacity .25s}
.topic-card:hover .topic-go{opacity:1}

/* ---------- 作品 ---------- */
.work-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px}
.work-card{display:block}
.work-img{overflow:hidden;background:var(--paper-2)}
.work-img img{width:100%;aspect-ratio:3/4;object-fit:cover;transition:transform .5s}
.work-card:hover .work-img img{transform:scale(1.04)}
.work-info{padding:20px 2px 0}
.work-type{font-size:11px;color:var(--clay);letter-spacing:.08em}
.work-info h3{font-size:22px;margin:10px 0 8px}
.work-info p{font-size:13px;color:var(--ink-3);line-height:1.8}
.work-grid.full .work-img img{aspect-ratio:4/5}

/* ---------- 关于 ---------- */
.about-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:72px;align-items:center}
.about-copy .section-title{margin-bottom:24px}
.about-copy>p{font-size:15px;line-height:2.1;color:var(--ink-3);max-width:32em;margin-bottom:32px}
.about-lead{font-size:16px;line-height:2.15;color:var(--ink-2);margin-bottom:32px}
.about-img{background:var(--white);border:1px solid var(--line);padding:10px}
.about-img img{width:100%;aspect-ratio:4/5;object-fit:cover}
.timeline{list-style:none;margin:0;padding:0;max-width:760px}
.timeline li{display:grid;grid-template-columns:100px 1fr;gap:24px;padding:24px 0;border-top:1px solid var(--line)}
.tl-year{font-family:var(--serif);font-size:20px;color:var(--clay)}
.timeline h3{font-size:20px;margin-bottom:8px}
.timeline p{font-size:13.5px;color:var(--ink-3);line-height:1.85}

/* ---------- 订阅 / 联系 ---------- */
.newsletter{background:var(--dark);color:var(--paper)}
.newsletter .kicker{color:rgba(251,250,247,.55)}
.newsletter p{color:rgba(251,250,247,.72);font-size:14px;line-height:1.9;max-width:30em;margin-top:14px}
.newsletter a{color:var(--paper);border-bottom:1px solid rgba(251,250,247,.5)}
.newsletter-inner{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.newsletter-form{display:flex;flex-wrap:wrap;gap:12px}
.newsletter-form input{flex:1;min-width:200px;height:48px;background:transparent;border:1px solid rgba(251,250,247,.3);color:var(--paper);padding:0 16px}
.newsletter-form input::placeholder{color:rgba(251,250,247,.45)}
.newsletter-form .btn{background:var(--paper);color:var(--dark)}
.newsletter-form .btn:hover{background:var(--clay);color:var(--paper)}
.form-note{flex-basis:100%;font-size:12px!important;margin-top:4px!important;color:rgba(251,250,247,.55)!important}
.contact-inner{display:grid;grid-template-columns:.85fr 1.15fr;gap:64px}
.contact-side .muted{font-size:13px;line-height:1.9;margin-top:24px}
.contact-mail{display:inline-block;font-family:var(--serif);font-size:24px;color:var(--moss);border-bottom:1px solid var(--line-strong);padding-bottom:4px}
.contact-form{display:flex;flex-direction:column;gap:10px}
.contact-form label{font-size:12.5px;color:var(--ink-3);margin-top:10px}
.contact-form input,.contact-form textarea{width:100%;border:1px solid var(--line-strong);background:var(--white);padding:13px 15px;font-size:14px;resize:vertical}
.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--moss)}
.contact-form .btn{align-self:flex-start;margin-top:18px}
.contact-form .form-note{color:var(--ink-3)!important}
.hp{position:absolute!important;left:-9999px!important;width:1px!important;height:1px!important;opacity:0}

/* ---------- 文章页 ---------- */
.page-head{padding:84px 0 56px;border-bottom:1px solid var(--line)}
.page-head h1{font-size:clamp(34px,4.6vw,56px);line-height:1.3;margin-bottom:16px}
.page-head>p:last-child{font-size:15px;color:var(--ink-3);max-width:36em;line-height:1.9}
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:40px}
.filter{font-size:13px;padding:8px 18px;border:1px solid var(--line);color:var(--ink-3);background:var(--white)}
.filter:hover{border-color:var(--moss);color:var(--moss)}
.filter.is-on{background:var(--moss);border-color:var(--moss);color:var(--paper)}
.article{padding:64px 0 100px}
.article .wrap{max-width:820px}
.back-link{font-size:13px;color:var(--ink-3);display:inline-block;margin-bottom:44px}
.back-link:hover{color:var(--moss)}
.article-head{margin-bottom:38px}
.article-meta{font-size:12px;color:var(--clay);letter-spacing:.04em;margin-bottom:20px}
.article-head h1{font-size:clamp(32px,4.4vw,52px);line-height:1.35;margin-bottom:20px}
.article-lead{font-size:17px;line-height:1.95;color:var(--ink-3)}
.article-head .tags{margin-top:22px}
.article-cover{margin-bottom:48px;background:var(--paper-2)}
.article-cover img{width:100%;max-height:520px;object-fit:cover}
.prose{max-width:720px}
.prose p{font-size:16.5px;line-height:2.15;color:var(--ink-2);margin-bottom:26px}
.prose-h3{font-size:24px;margin:48px 0 20px;padding-top:6px}
.prose-quote{margin:38px 0;padding:6px 0 6px 26px;border-left:2px solid var(--moss)}
.prose-quote p{font-family:var(--serif);font-size:20px;line-height:1.9;color:var(--moss-dark);margin:0}
.prose-figure{margin:40px 0}
.prose-figure img{width:100%}
.prose-figure figcaption{font-size:12px;color:var(--ink-4);text-align:center;margin-top:12px}
.article-end{margin-top:64px;padding-top:30px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.article-end p{font-size:13px;color:var(--ink-3)}
.draft-bar{background:var(--clay);color:#fff;text-align:center;font-size:13px;padding:9px}
.notfound{padding:140px 0;text-align:center}
.notfound h1{font-size:clamp(32px,5vw,52px);margin-bottom:16px}
.notfound p{color:var(--ink-3);margin-bottom:32px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:var(--paper);padding:64px 0 32px}
.footer-inner{display:grid;grid-template-columns:1.4fr 1fr;gap:40px}
.footer-brand{display:flex;gap:16px;align-items:flex-start}
.footer-brand strong{font-family:var(--serif);font-size:20px;font-weight:400}
.footer-brand p{font-size:13px;color:rgba(251,250,247,.6);margin-top:10px;max-width:26em;line-height:1.8}
.footer-links{display:flex;gap:26px;flex-wrap:wrap;align-items:flex-start;font-size:13px;color:rgba(251,250,247,.72)}
.footer-links a:hover{color:var(--paper)}
.footer-copy{grid-column:1/-1;border-top:1px solid rgba(251,250,247,.14);padding-top:26px;margin-top:20px;font-size:12px;color:rgba(251,250,247,.45)}
.footer-icp{border-top:0;padding-top:8px;margin-top:0}
.footer-icp a{color:inherit;text-decoration:underline;text-underline-offset:3px}
.footer-icp a:hover{color:var(--paper)}

/* ---------- 响应式 ---------- */
@media(max-width:960px){
  .hero-inner,.about-inner,.newsletter-inner,.contact-inner{grid-template-columns:1fr;gap:44px}
  .hero{padding:64px 0 72px}
  .post-grid,.work-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .section{padding:68px 0}
  .hero-frame img{aspect-ratio:16/9}
  .about-img img{aspect-ratio:16/10}
}
@media(max-width:680px){
  .wrap{padding:0 20px}
  .header-inner{min-height:64px}
  .brand-text small{display:none}
  .nav-toggle{display:grid}
  .site-nav{display:none}
  .site-header.is-open{background:var(--paper)}
  .mobile-menu{display:block;max-height:0;opacity:0;overflow:hidden;border-bottom:1px solid transparent;transition:max-height .44s cubic-bezier(.22,.61,.36,1),opacity .3s ease,border-color .3s}
  .site-header.is-open .mobile-menu{max-height:620px;opacity:1;border-bottom-color:var(--line)}
  .mobile-menu-inner{padding:6px 20px 32px}
  .mobile-nav-link{display:flex;align-items:center;justify-content:space-between;padding:17px 0;border-bottom:1px solid var(--line);font-size:16px;letter-spacing:.02em;color:var(--ink)}
  .mobile-nav-link.is-active{color:var(--moss)}
  .mobile-arrow{font-size:15px;color:var(--ink-4);transition:transform .25s ease,color .25s ease}
  .mobile-nav-link:hover .mobile-arrow,.mobile-nav-link:active .mobile-arrow{transform:translateX(5px);color:var(--moss)}
  .mobile-cta{display:flex;align-items:center;justify-content:center;gap:12px;margin-top:26px;min-height:52px;background:var(--dark);color:var(--paper);font-size:14px;letter-spacing:.06em;transition:background .25s ease,transform .25s ease}
  .mobile-cta:hover{background:var(--moss)}
  .mobile-cta span:last-child{transition:transform .25s ease}
  .mobile-cta:hover span:last-child{transform:translateX(4px)}
  .site-header.is-open .mobile-nav-link,.site-header.is-open .mobile-cta{animation:menuIn .42s cubic-bezier(.22,.61,.36,1)}
  .site-header.is-open .mobile-nav-link:nth-child(1){animation-delay:.05s}
  .site-header.is-open .mobile-nav-link:nth-child(2){animation-delay:.11s}
  .site-header.is-open .mobile-nav-link:nth-child(3){animation-delay:.17s}
  .site-header.is-open .mobile-nav-link:nth-child(4){animation-delay:.23s}
  .site-header.is-open .mobile-cta{animation-delay:.29s}
  .hero{padding:52px 0 60px}
  .hero-copy h1{font-size:clamp(34px,9vw,46px)}
  .hero-text{font-size:15px}
  .hero-actions{gap:16px}
  .section{padding:56px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:32px}
  .post-grid,.work-grid,.topic-grid{grid-template-columns:1fr;gap:22px}
  .work-img img,.work-grid.full .work-img img{aspect-ratio:4/3}
  .topic-card{padding:26px 22px}
  .topic-card h3{margin:16px 0 8px}
  .page-head{padding:56px 0 40px}
  .article{padding:40px 0 72px}
  .article-head h1{font-size:32px}
  .prose p{font-size:16px}
  .newsletter-inner,.contact-inner{gap:32px}
  .newsletter-form input{min-width:0;flex-basis:100%}
  .newsletter-form .btn{width:100%}
  .timeline li{grid-template-columns:1fr;gap:6px}
  .footer-inner{grid-template-columns:1fr;gap:28px}
  .footer-links{gap:18px}
  .article-end{flex-direction:column;align-items:flex-start}
}
/* ---------- 交互动效 ---------- */
@keyframes menuIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
@keyframes fadeUp{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
@keyframes heroDrift{0%{transform:translate3d(-3%,0,0) scale(1)}50%{transform:translate3d(4%,-3%,0) scale(1.07)}100%{transform:translate3d(-3%,0,0) scale(1)}}
@keyframes imgIn{from{opacity:0;transform:scale(1.025)}to{opacity:1;transform:none}}
.hero{position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;z-index:0;pointer-events:none;left:-18vw;top:-32vw;width:72vw;height:72vw;max-width:900px;max-height:900px;background:radial-gradient(circle at 50% 50%,rgba(198,207,181,.34),rgba(251,250,247,0) 66%);animation:heroDrift 22s ease-in-out infinite}
.hero > .wrap{position:relative;z-index:1}
.hero-copy > *{animation:fadeUp .72s cubic-bezier(.22,.61,.36,1)}
.hero-copy > :nth-child(1){animation-delay:.06s}
.hero-copy > :nth-child(2){animation-delay:.15s}
.hero-copy > :nth-child(3){animation-delay:.24s}
.hero-copy > :nth-child(4){animation-delay:.33s}
.hero-frame{animation:fadeUp .85s cubic-bezier(.22,.61,.36,1) .2s}
.hero-frame img{animation:imgIn .9s ease}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s cubic-bezier(.22,.61,.36,1),transform .7s cubic-bezier(.22,.61,.36,1)}
.reveal.is-visible{opacity:1;transform:none}
.btn{transition:background .25s ease,color .25s ease,border-color .25s ease,transform .25s ease,box-shadow .25s ease}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.work-card,.topic-card{transition:background .3s ease,transform .3s ease,box-shadow .3s ease}
.work-card:hover,.topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.section-more{transition:border-color .25s ease,color .25s ease}
.footer-links a{transition:color .25s ease,transform .25s ease;display:inline-block}
.footer-links a:hover{transform:translateY(-2px)}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important;animation:none!important}
  .reveal{opacity:1!important;transform:none!important}
}

/* 兜底：入场动画被浏览器拦截时，内容必须始终可见（不影响导航形变与隐藏元素） */
html.no-anim .view,html.no-anim .stat,html.no-anim .panel{animation:none!important;opacity:1!important;transform:none!important}
html.reveal-fallback .reveal,html.no-anim .reveal{opacity:1!important;transform:none!important}