:root{--bg:#fafbf9;--surface:#fff;--ink:#202622;--muted:#7a807a;--line:#dfe4dd;--blue:#3154cf;--wash:#f0f3ee;--serif:'Songti SC','Noto Serif CJK SC','Source Han Serif SC',SimSun,serif;color-scheme:light;font-family:Inter,-apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft YaHei',sans-serif;font-synthesis:none;--max:1240px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:35px}body{margin:0;background:var(--bg);color:var(--ink);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased}html[data-theme=dark]{--bg:#161b19;--surface:#1c2320;--ink:#e9eee8;--muted:#a2afa5;--line:#354139;--blue:#a5b7ff;--wash:#202a24;color-scheme:dark}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button{color:inherit}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--blue);outline-offset:5px}button:disabled{opacity:.5;cursor:wait}img{display:block;max-width:100%}h1,h2,h3,p,figure{margin:0}h1,h2,h3{line-height:1.35}a,button{transition:color .18s,background .18s,transform .18s}a:hover{color:var(--blue)}svg{flex-shrink:0}::selection{background:#dce4ff;color:#182452}.site-shell{max-width:var(--max);padding:0 42px;margin:0 auto}.skip{position:fixed;top:-100px;left:20px;z-index:100;background:var(--ink);color:var(--surface);padding:12px}.skip:focus{top:12px}.header{height:122px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:32px}.brand{display:flex;align-items:center;gap:13px;font-size:23px;font-weight:650;letter-spacing:3px;line-height:1.15}.brand-mark{display:grid;place-items:center;background:var(--ink);color:var(--bg);font:32px var(--serif);width:49px;height:49px;border-radius:3px;letter-spacing:0}.brand small{display:block;font-size:10px;letter-spacing:3.6px;font-weight:500;margin-top:8px;color:var(--muted)}.header nav{display:flex;gap:38px;margin-left:auto;margin-right:32px;font-size:15px}.header nav a{position:relative;white-space:nowrap}.header nav .active:after{content:'';height:4px;width:4px;border-radius:50%;background:var(--blue);position:absolute;left:calc(50% - 2px);bottom:-13px}.header-actions{display:flex;align-items:center;gap:18px}.header-divider{width:1px;height:20px;background:var(--line)}.icon-button{border:0;background:none;display:inline-flex;align-items:center;justify-content:center;padding:9px;border-radius:50%;min-height:40px;min-width:40px}.icon-button:hover{background:var(--wash);color:var(--blue)}.hero{display:grid;grid-template-columns:1.06fr 1fr;gap:65px;padding:66px 0 61px}.hero-copy{display:flex;flex-direction:column;align-items:flex-start}.eyebrow{font-size:11px;letter-spacing:2px;font-weight:550;color:var(--muted);line-height:1.6}.blue-line{display:inline-block;width:22px;height:1px;background:var(--blue);vertical-align:middle;margin-right:10px}.hero h1{font-family:var(--serif);font-size:clamp(40px,4.3vw,61px);font-weight:600;letter-spacing:1px;line-height:1.45;margin:28px 0 20px;white-space:nowrap}.handwritten{color:var(--blue);font-style:normal;position:relative}.handwritten:after{content:'';position:absolute;bottom:-5px;left:0;width:95%;height:5px;border-top:1px solid var(--blue);transform:rotate(-2deg);border-radius:50%}.hero-description{max-width:360px;color:#6e766e;font-size:16px;line-height:1.95}.text-link{display:inline-flex;align-items:center;gap:15px;font-size:15px;font-weight:550}.hero .text-link{margin-top:28px}.text-link:hover svg{transform:translateX(4px)}.hero-bottom{margin-top:auto;padding-top:32px;display:flex;gap:18px;align-items:center;flex-wrap:wrap;font-size:11px;color:var(--muted)}.hero-bottom span:first-child{font-size:9px;letter-spacing:1.2px}.hero-photo{position:relative;padding-bottom:28px;align-self:stretch;min-height:410px}.hero-photo img{width:100%;height:100%;max-height:430px;min-height:365px;object-fit:cover;object-position:41% 55%;border-radius:3px}.hero-photo figcaption{position:absolute;bottom:0;left:0;right:0;display:flex;justify-content:space-between;color:var(--muted);font-size:11px;line-height:1.5}.hero-photo figcaption span:last-child{font-size:9px;letter-spacing:1.4px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px}.section-heading h2{font-family:var(--serif);font-size:24px;font-weight:600;letter-spacing:.5px}.section-heading .eyebrow{font-size:9px;letter-spacing:1.5px}.topics{padding-top:28px;border-top:1px solid var(--line)}.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:3px}.topic-card{padding:25px 28px;position:relative;overflow:hidden}.topic-card+.topic-card{border-left:1px solid var(--line)}.topic-card:hover{background:var(--surface)}.topic-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px}.topic-number{font:italic 28px Georgia,serif;color:var(--blue)}.topic-count{font-size:12px;color:var(--muted)}.topic-card h3{display:flex;justify-content:space-between;align-items:center;font-family:var(--serif);font-size:25px;font-weight:550;margin-bottom:12px}.topic-card h3 svg{width:18px;transform:rotate(-35deg);color:var(--muted)}.topic-card p{font-size:14px;color:var(--muted);line-height:1.85;max-width:265px}.topic-en{display:block;font-size:9px;letter-spacing:1.4px;color:var(--muted);margin-top:25px}.latest{margin-top:57px}.heading-dot{color:var(--blue);font:35px Georgia;line-height:0}.subtle-link{color:var(--muted);font-size:13px;display:flex;align-items:center;gap:10px}.subtle-link svg{width:17px}.empty-journal{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:36px 0;display:flex;gap:30px;align-items:center}.empty-number{font:italic 60px Georgia,serif;color:#b9c3b9;line-height:1}.empty-journal h3{font-family:var(--serif);font-size:21px;font-weight:500}.empty-journal p{color:var(--muted);font-size:14px;margin-top:9px}.empty-caption{font-size:9px;letter-spacing:2px;color:var(--muted);margin-left:auto}.home-about{display:flex;align-items:center;gap:24px;background:var(--wash);padding:32px;margin:48px 0 68px;border-radius:3px}.monogram{font:italic 43px Georgia,serif;display:inline-grid;place-items:center;width:68px;height:68px;background:var(--surface);border-radius:50%;color:var(--blue);flex-shrink:0}.home-about h2{font-family:var(--serif);font-size:23px;font-weight:550;margin-bottom:7px}.home-about p{font-size:14px;line-height:1.85;color:var(--muted);max-width:540px}.home-about .text-link{margin-left:auto;white-space:nowrap;font-size:13px}.footer{display:flex;justify-content:space-between;gap:24px;border-top:1px solid var(--line);padding:29px 0 34px;font-size:12px;color:var(--muted)}.footer-brand{font-family:var(--serif);font-size:19px;color:var(--ink);letter-spacing:2px}.footer p{margin-top:8px}.footer-right{text-align:right}.footer-right>a{display:inline-flex;gap:8px;align-items:center;color:var(--ink)}.footer svg{width:14px;height:14px}.small-separator{margin:0 14px;opacity:.5}.archive{padding:57px 0 90px;min-height:70vh}.archive-heading{display:flex;justify-content:space-between;align-items:flex-end;margin:25px 0 45px;gap:25px}.archive-heading h1,.about-page h1{font-family:var(--serif);font-size:56px;line-height:1.5;font-weight:550;letter-spacing:1px}.archive-heading h1 span,.about-page h1 span{color:var(--blue)}.archive-heading p{font-size:14px;color:var(--muted)}.archive-tools{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:16px 0;display:flex;align-items:center;gap:20px;justify-content:space-between}.filters{display:flex;gap:10px;flex-wrap:wrap}.filters a{font-size:14px;padding:6px 16px;border-radius:3px}.filters .selected{background:var(--ink);color:var(--bg)}.search-form{display:flex;align-items:center;max-width:250px;gap:5px}.search-form input{border:0;background:none;color:var(--ink);font-size:14px;min-width:0;width:100%;padding:6px}.archive-empty{padding:85px 20px;text-align:center;min-height:50vh}.archive-empty h1,.archive-empty h2{font-family:var(--serif);font-size:29px;font-weight:500;margin:28px 0 14px}.archive-empty p{color:var(--muted);font-size:15px}.archive-empty .text-link{margin-top:30px}.article-row{display:grid;grid-template-columns:115px 1fr 35px;gap:22px;padding:31px 0;border-bottom:1px solid var(--line);align-items:center}.article-date{font-size:12px;color:var(--muted);align-self:start;padding-top:3px;font-variant-numeric:tabular-nums}.meta{display:flex;gap:15px;font-size:12px;color:var(--muted);margin-bottom:8px}.meta span:first-child{color:var(--blue)}.article-row h3{font:550 25px/1.5 var(--serif);margin-bottom:10px}.article-row p{color:var(--muted);font-size:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.row-arrow{justify-self:end;color:var(--muted)}.search-summary{font-size:14px;color:var(--muted);margin-top:22px}.about-page{padding:64px 0 80px}.about-layout{display:grid;grid-template-columns:1.05fr 1fr;gap:80px;margin:25px 0 65px}.about-page h1{font-size:46px}.about-author{display:flex;align-items:center;gap:16px;margin-top:35px}.about-author .monogram{background:var(--wash)}.about-author strong{display:block;font-size:17px;font-weight:500}.about-author div>span{font-size:12px;color:var(--muted)}.about-text{padding-top:10px}.about-text p{font-size:16px;line-height:2;color:var(--muted);margin-bottom:20px}.about-text .lead{font-family:var(--serif);font-size:24px;color:var(--ink)}.about-note{border-left:2px solid var(--blue);padding-left:20px;margin:30px 0}.about-note>span{font-size:13px;color:var(--ink)}.about-note p{font-size:13px;margin:8px 0 0}.about-landscape img{width:100%;height:320px;object-fit:cover;object-position:center 57%;border-radius:3px}.about-landscape figcaption{color:var(--muted);font-size:12px;margin-top:10px;text-align:right}.reading-page{padding:40px 0 65px}.back-link{font-size:13px;color:var(--muted)}.reading-header{max-width:800px;margin:55px auto 42px}.reading-header h1{font-family:var(--serif);font-size:43px;line-height:1.55;font-weight:600;margin:21px 0}.reading-excerpt{color:var(--muted);font-size:18px;line-height:1.95}.reading-meta{display:flex;align-items:center;gap:18px;flex-wrap:wrap;font-size:12px;color:var(--muted);margin-top:28px}.author-dot{border:1px solid var(--line);border-radius:50%;width:30px;height:30px;display:grid;place-items:center;color:var(--ink);font:italic 17px Georgia}.reading-cover{width:100%;max-height:560px;object-fit:cover;border-radius:3px;margin-bottom:45px}.reading-layout{display:grid;grid-template-columns:160px minmax(0,760px);gap:38px;margin-top:50px;justify-content:start}.toc{position:sticky;top:35px;align-self:start}.toc nav{display:flex;flex-direction:column;margin-top:18px;border-left:1px solid var(--line)}.toc a{font-size:12px;color:var(--muted);line-height:1.6;padding:7px 10px 7px 15px}.toc a.sub{padding-left:24px}.toc a:hover{color:var(--blue)}.prose{font-size:18px;line-height:2.05;overflow-wrap:anywhere}.prose p{margin:0 0 1.45em}.prose h2{font:600 29px/1.55 var(--serif);margin:1.8em 0 .8em}.prose h3{font:600 23px/1.6 var(--serif);margin:1.6em 0 .7em}.prose h1{font:600 32px/1.6 var(--serif);margin:1.5em 0 .7em}.prose a{color:var(--blue);text-decoration:underline;text-underline-offset:4px}.prose blockquote{border-left:2px solid var(--blue);margin:28px 0;padding:10px 24px;color:var(--muted);background:var(--wash)}.prose blockquote p:last-child{margin-bottom:0}.prose img{max-height:800px;object-fit:contain;border-radius:2px;margin:24px auto}.prose pre{overflow:auto;padding:20px;background:var(--wash);font-size:14px;line-height:1.75}.prose code{font-size:.85em;background:var(--wash);padding:2px 5px}.prose pre code{padding:0}.prose table{display:block;max-width:100%;overflow:auto;border-collapse:collapse;font-size:15px;margin:25px 0}.prose td,.prose th{border:1px solid var(--line);padding:10px 14px}.prose li{margin:6px 0}.prose hr{border:0;border-top:1px solid var(--line);margin:35px 0}.source-note{font-size:14px;color:var(--muted);border-top:1px solid var(--line);padding-top:25px;margin-top:40px}.reading-end{max-width:760px;margin:55px 0 0 auto;border-top:1px solid var(--line);padding-top:25px;display:flex;justify-content:space-between;gap:20px;font-size:13px;color:var(--muted)}.reading-end a{display:flex;gap:12px;align-items:center}.reading-progress{position:fixed;top:0;left:0;height:2px;background:var(--blue);z-index:50}.preview-banner{padding:13px 20px;background:var(--wash);border:1px solid var(--line);margin-bottom:25px;font-size:14px;display:flex;justify-content:space-between}.preview-banner a{color:var(--blue)}
/* 写作后台 */
.admin-main{padding:40px 0 70px;min-height:70vh}.admin-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:30px}.admin-heading h1{font:550 34px var(--serif)}.admin-heading p{color:var(--muted);font-size:14px;margin-top:12px}.button{display:inline-flex;align-items:center;justify-content:center;gap:9px;background:var(--ink);color:var(--bg);border:1px solid var(--ink);border-radius:4px;padding:10px 20px;font-size:14px;white-space:nowrap;line-height:1.7}.button:hover{background:var(--blue);border-color:var(--blue);color:var(--bg)}.button.secondary{background:transparent;color:var(--ink);border-color:var(--line)}.button.secondary:hover{border-color:var(--ink)}.button.danger{background:none;color:#b54242;border-color:#d9b8b8}.actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.notice{background:var(--wash);border:1px solid var(--line);padding:14px 18px;margin-bottom:25px;border-radius:3px;font-size:14px}.notice.error{border-color:#caa1a1;color:#a34444}.login-box{max-width:470px;margin:30px auto 60px;border:1px solid var(--line);padding:36px;border-radius:4px;background:var(--surface)}.login-box h1{font:550 31px var(--serif);margin-bottom:15px}.login-box>p{color:var(--muted);font-size:14px;margin-bottom:28px}.field{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}.field label,.field>span{font-size:14px;font-weight:500}.field small,.help{font-size:12px;color:var(--muted);line-height:1.8}.field input,.field textarea,.field select{border:1px solid var(--line);border-radius:3px;padding:11px 13px;background:var(--surface);color:var(--ink);width:100%;font-size:15px}.field textarea{resize:vertical;min-height:100px}.field textarea.body-editor{min-height:580px;font-size:16px;line-height:1.9}.editor-grid{display:grid;grid-template-columns:minmax(0,1fr) 285px;gap:30px}.editor-sidebar{background:var(--wash);padding:23px;border-radius:3px;align-self:start}.editor-title{font-family:var(--serif);font-size:27px!important}.editor-toolbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}.editor-toolbar button{background:var(--surface);border:1px solid var(--line);border-radius:3px;padding:5px 11px;font-size:13px}.editor-toolbar button:hover{border-color:var(--blue);color:var(--blue)}.editor-bottom{display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--muted);margin-bottom:24px;gap:20px}.save-actions{position:sticky;bottom:0;background:var(--bg);padding:18px 0;border-top:1px solid var(--line);display:flex;gap:12px;flex-wrap:wrap;z-index:3}.admin-list{border-top:1px solid var(--line);margin:25px 0}.admin-row{display:flex;gap:20px;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding:23px 0}.admin-row h2{font-size:19px;font-weight:550;margin:7px 0}.admin-row p{font-size:13px;color:var(--muted)}.status{font-size:11px;letter-spacing:.3px;color:var(--muted);border:1px solid var(--line);padding:3px 7px;border-radius:3px}.status.published{color:var(--blue);border-color:var(--blue)}.upload-line{display:flex;gap:9px;align-items:center;flex-wrap:wrap}.upload-line input{font-size:12px;max-width:100%;padding:5px}.cover-thumb{max-height:180px;width:100%;object-fit:cover;margin-bottom:12px;border-radius:3px}.flash{color:var(--blue)}.checkbox-row{font-size:13px;display:flex;gap:8px;align-items:flex-start;margin-bottom:18px}.checkbox-row input{margin-top:5px}.editor-preview{padding:24px;border:1px solid var(--line);background:var(--surface);min-height:400px}.hidden,[hidden]{display:none!important}.admin-intro{max-width:720px;padding:60px 0}.admin-intro h2{font:550 28px var(--serif);margin-bottom:20px}.admin-intro p{color:var(--muted);font-size:15px;line-height:1.95;margin-bottom:24px}html[data-theme=dark] .hero-description{color:var(--muted)}
@media(min-width:1500px){.site-shell{padding:0 30px}.hero{gap:90px;padding-top:76px;padding-bottom:70px}.hero-photo img{max-height:450px}.hero-photo{min-height:435px}}
@media(max-width:1000px){.site-shell{padding:0 30px}.hero{gap:32px}.hero h1{font-size:43px}.hero-photo{min-height:360px}.hero-photo img{min-height:320px}.hero-bottom{gap:8px}.topic-card{padding:23px}.home-about .text-link{display:none}.about-layout{gap:40px}.about-page h1{font-size:37px}.reading-layout{grid-template-columns:130px minmax(0,1fr);gap:25px}.editor-grid{grid-template-columns:minmax(0,1fr) 250px;gap:20px}}
@media(max-width:720px){.site-shell{padding:0 23px}.header{height:94px;gap:15px;flex-wrap:wrap}.brand{font-size:19px;letter-spacing:2px;gap:9px}.brand small{font-size:8px;letter-spacing:2.5px;margin-top:6px}.brand-mark{width:39px;height:39px;font-size:27px}.header nav{gap:21px;margin:0 0 0 auto;font-size:14px}.header-actions{gap:0}.header-divider,.search-link{display:none}.header .icon-button{padding:6px;min-width:30px}.hero{display:flex;flex-direction:column;padding:40px 0 32px;gap:28px}.hero h1{font-size:clamp(39px,9vw,54px);margin:22px 0 18px;line-height:1.45}.eyebrow{font-size:9px;letter-spacing:1.6px}.hero-description{font-size:15px;max-width:340px}.hero .text-link{margin-top:20px;font-size:14px}.hero-bottom{display:none}.hero-photo{min-height:0;height:auto;padding-bottom:24px}.hero-photo img{min-height:0;height:280px;max-height:none;object-position:center 56%}.hero-photo figcaption{font-size:10px}.section-heading h2{font-size:22px}.section-heading .eyebrow{display:none}.topics{padding-top:25px}.topic-grid{grid-template-columns:1fr}.topic-card{padding:20px 22px;display:grid;grid-template-columns:1fr;position:relative}.topic-card+.topic-card{border-left:0;border-top:1px solid var(--line)}.topic-top{margin-bottom:14px}.topic-number{font-size:24px}.topic-card h3{font-size:23px;margin-bottom:7px}.topic-card p{max-width:none;font-size:14px}.topic-en{margin-top:18px;font-size:8px}.latest{margin-top:37px}.empty-journal{gap:19px;padding:27px 0}.empty-number{font-size:47px}.empty-journal h3{font-size:18px}.empty-journal p{font-size:13px}.empty-caption{display:none}.home-about{padding:23px 21px;align-items:flex-start;gap:17px;margin:32px 0 42px}.monogram{width:47px;height:47px;font-size:31px}.home-about h2{font-size:21px}.home-about p{font-size:13px}.footer{padding-top:24px;gap:16px;font-size:11px}.footer-brand{font-size:17px}.footer-right{max-width:190px}.small-separator{margin:0 6px}.footer p{max-width:175px}.footer-right p{line-height:1.9}.archive{padding:40px 0 55px}.archive-heading{display:block;margin:21px 0 28px}.archive-heading h1{font-size:43px}.archive-heading p{margin-top:14px}.archive-tools{display:block;padding:12px 0}.filters{gap:5px}.filters a{padding:5px 10px;font-size:13px}.search-form{margin-top:12px;max-width:none;border-top:1px solid var(--line);padding-top:8px}.search-form input{font-size:14px}.archive-empty{padding:65px 0;min-height:45vh}.archive-empty h2,.archive-empty h1{font-size:24px}.article-row{grid-template-columns:1fr 20px;gap:10px;padding:24px 0}.article-date{grid-column:1/-1}.article-row h3{font-size:22px}.article-row p{font-size:14px}.about-page{padding:40px 0 50px}.about-layout{grid-template-columns:1fr;gap:32px;margin-bottom:35px}.about-page h1{font-size:38px}.about-author{margin-top:25px}.about-text{padding-top:0}.about-text p{font-size:16px}.about-landscape img{height:230px}.reading-page{padding:26px 0 45px}.reading-header{margin:34px auto 28px}.reading-header h1{font-size:31px;line-height:1.6;margin:16px 0}.reading-excerpt{font-size:16px}.reading-meta{gap:12px;margin-top:22px}.reading-layout{display:block;margin-top:32px}.toc{position:static;margin-bottom:28px;border-bottom:1px solid var(--line);padding-bottom:24px}.toc a{font-size:13px}.prose{font-size:17px;line-height:2}.prose h2{font-size:26px}.prose h3{font-size:22px}.reading-end{display:block;margin-top:35px}.reading-end a{margin-top:15px}.admin-main{padding-top:30px}.admin-heading{align-items:flex-start;flex-direction:column}.admin-heading h1{font-size:30px}.editor-grid{grid-template-columns:1fr}.editor-sidebar{padding:20px}.login-box{margin:15px 0 35px;padding:25px}.admin-row{flex-direction:column;align-items:flex-start;gap:15px}.admin-row h2{font-size:18px}.admin-row .actions{gap:8px}.button{padding:9px 15px;font-size:13px}.field textarea.body-editor{min-height:430px}.editor-bottom{flex-wrap:wrap;gap:5px}.save-actions{padding:13px 0}.preview-banner{display:block}.preview-banner a{margin-left:10px}}
@media(max-width:390px){.site-shell{padding:0 18px}.header nav{gap:13px}.brand{font-size:17px;letter-spacing:1px}.brand-mark{width:34px;height:34px;font-size:23px}.header-actions .icon-button{min-width:23px}.hero h1{font-size:38px}.footer{display:block}.footer-right{text-align:left;margin-top:22px;max-width:none}.footer p{max-width:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}a,button{transition:none}}