:root{--ink:#fff;--muted:rgba(255,255,255,.65);--soft:rgba(255,255,255,.45);--panel:rgba(255,255,255,.08);--line:rgba(255,255,255,.22);--focus-ring:2px solid #d5deef}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{background:#050507;color-scheme:dark;scroll-behavior:smooth;scroll-padding-top:24px}
body{background:transparent;color:var(--ink);font-family:Atkinson,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.5;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;min-height:100vh;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:none}
img,svg{display:block;max-width:100%}
ul[class]{list-style:none}
:focus-visible{outline:var(--focus-ring);outline-offset:4px}
::selection{background:rgba(255,255,255,.24)}
[hidden]{display:none!important}
.skip-link{position:absolute;left:-999px;top:8px;z-index:50;background:#fff;color:#050507;padding:8px 14px}
.skip-link:focus-visible{left:8px}
.starfield{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none;background:#050507}
#star-canvas{position:absolute;inset:0;width:100%;height:100%;opacity:.85}
.galaxy-panorama{position:absolute;left:50%;top:50%;width:max(135vw,220vh);aspect-ratio:2/1;transform:translate(-50%,-50%) rotate(-24deg);opacity:.9;filter:brightness(.7) saturate(.35) contrast(1.08);mask-image:radial-gradient(ellipse 64% 64% at center,#000 28%,rgba(0,0,0,.9) 48%,transparent 78%);-webkit-mask-image:radial-gradient(ellipse 64% 64% at center,#000 28%,rgba(0,0,0,.9) 48%,transparent 78%)}
.galaxy-panorama img{width:100%;height:100%;object-fit:cover}
.galaxy-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,5,7,.2),rgba(5,5,7,.06) 45%,rgba(5,5,7,.28)),radial-gradient(ellipse at center,transparent 25%,rgba(5,5,7,.25) 100%)}
.background-credit{max-width:1120px;margin:14px auto 0;text-align:right;color:rgba(255,255,255,.62);font-size:.65rem;line-height:1.8}
.background-credit a{text-decoration:underline;text-decoration-color:rgba(255,255,255,.22);text-underline-offset:3px}
.background-credit a:hover{color:#fff}
@media(max-width:600px){.galaxy-panorama{left:55%;width:220vh;filter:brightness(.64) saturate(.35) contrast(1.08)}.background-credit{text-align:center}}

/* Base glass appearance follows the supplied blog-06 reference. */
.glass{background:var(--panel);border:1px solid var(--line);border-radius:18px;backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);box-shadow:0 18px 46px rgba(0,0,0,.32),inset 0 1px rgba(255,255,255,.18)}
.glass-interactive{position:relative;overflow:hidden;transition:transform .15s ease,background .25s ease,box-shadow .25s ease,border-color .25s ease}
.glass-interactive::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;background:radial-gradient(circle 180px at var(--glass-x,50%) var(--glass-y,50%),rgba(255,255,255,.25) 0%,rgba(255,255,255,.12) 28%,rgba(255,255,255,.035) 55%,transparent 82%);opacity:0;transition:opacity .25s ease}
.glass-interactive[data-glass-active]{background:rgba(255,255,255,.095);border-color:rgba(255,255,255,.27);box-shadow:0 22px 52px rgba(0,0,0,.36),inset 0 1px rgba(255,255,255,.2)}
.glass-interactive[data-glass-active]::after{opacity:1}
.site-header{padding:20px 20px 0;position:relative;z-index:2}
.header-inner{max-width:1120px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:14px 22px;flex-wrap:wrap;gap:12px}
.brand{font-weight:700;font-size:1.4rem;letter-spacing:-.01em;display:flex;align-items:baseline}
.brand-dot{color:#ced4df}
.brand-caption{font-size:.72rem;letter-spacing:.16em;color:var(--muted);font-weight:400;margin-left:16px}
.nav{display:flex;gap:24px;align-items:center;flex-wrap:wrap}
.nav a{font-size:.92rem;color:rgba(255,255,255,.85);position:relative;padding:4px 2px;transition:color .2s ease}
.nav a::after{content:"";position:absolute;left:0;bottom:-2px;height:2px;width:100%;background:linear-gradient(90deg,#fff,#aab3c6);border-radius:2px;transform:scaleX(0);transform-origin:left;transition:transform .28s ease}
.nav a:hover,.nav a[aria-current="page"]{color:#fff}
.nav a:hover::after{transform:scaleX(1)}
.nav a[aria-current="page"]::after{transform:scaleX(.5)}
.nav .nav-search::after{display:none}
.hero{padding:40px 20px 12px;position:relative;z-index:1}
.hero-content{max-width:1120px;margin:0 auto;padding:56px 40px;position:relative;min-height:406px}
.hero-kicker{font-size:.76rem;letter-spacing:.24em;text-transform:uppercase;color:rgba(255,255,255,.65);position:relative}
.hero-kicker:has(.status-light){display:flex;align-items:center;gap:10px}
.status-light{width:5px;height:5px;flex-shrink:0;border-radius:50%;background:#fff;box-shadow:0 0 9px #fff8}
.hero-title{margin-top:18px;font-size:clamp(2rem,5.6vw,3.8rem);font-weight:700;line-height:1.22;letter-spacing:-.035em;position:relative}
.hero-title-switch{display:inline-grid;max-width:100%;padding:0;text-align:left;font:inherit;line-height:inherit;letter-spacing:inherit;vertical-align:top;border-radius:4px;isolation:isolate;user-select:none;-webkit-user-select:none;touch-action:manipulation}
.hero-title-language{grid-area:1/1;display:flex;flex-direction:column;justify-content:center;align-self:stretch;pointer-events:none;transition:opacity .32s ease,filter .32s ease,transform .32s ease}
.hero-title-language>span{display:block;white-space:nowrap;color:rgba(240,245,255,.86);background-image:radial-gradient(ellipse 140px 95px at var(--title-x,50%) var(--title-y,50%),rgba(255,255,255,var(--title-light,.08)),transparent 85%),linear-gradient(165deg,rgba(255,255,255,.98) 0%,rgba(222,234,250,.83) 28%,rgba(170,185,209,.5) 49%,rgba(249,252,255,.93) 54%,rgba(205,219,240,.72) 78%,rgba(255,255,255,.94) 100%);-webkit-text-stroke:.45px rgba(255,255,255,.48);filter:drop-shadow(0 1px 1px rgba(255,255,255,.12)) drop-shadow(0 3px 12px rgba(0,0,0,.5))}
@supports ((background-clip:text) or (-webkit-background-clip:text)){.hero-title-language>span{-webkit-background-clip:text;background-clip:text;color:transparent}}
.hero-title-en{font-size:.76em;line-height:1.4;letter-spacing:-.035em;opacity:0;filter:blur(5px);transform:translateY(8px)}
.hero-title-switch[data-english] .hero-title-zh{opacity:0;filter:blur(5px);transform:translateY(-8px)}
.hero-title-switch[data-english] .hero-title-en{opacity:1;filter:blur(0);transform:translateY(0)}
.hero-title-switch[data-title-active]{--title-light:.9}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
.hero-sub{margin-top:18px;max-width:520px;color:rgba(255,255,255,.78);line-height:1.9;font-size:.96rem;position:relative}
.btn{display:inline-block;margin-top:26px;padding:12px 24px;border-radius:12px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:#fff;font-weight:700;transition:background .25s,transform .25s;position:relative}
.btn:hover{background:rgba(255,255,255,.28);transform:translateY(-2px)}
.btn span{display:inline-block;transition:transform .2s}
.btn:hover span{transform:translateX(4px)}
.hero-coordinate{position:absolute;right:32px;bottom:30px;color:rgba(255,255,255,.3);font-size:.62rem;letter-spacing:.16em}
.layout{max-width:1120px;margin:0 auto;padding:32px 20px 8px;display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px;position:relative;z-index:1}
.section-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:18px;gap:14px}
.section-title{font-size:1.1rem;font-weight:700;color:rgba(255,255,255,.9)}
.section-title span{font-size:.6rem;letter-spacing:.16em;color:var(--soft);font-weight:400;margin-left:10px}
.section-head>a{font-size:.76rem;color:var(--muted);white-space:nowrap}
.section-head>a:hover{color:#fff}
.cards{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:stretch;scroll-margin-top:24px}
.card{padding:22px;display:flex;flex-direction:column;gap:10px;min-height:222px;height:100%;transition:transform .15s ease,background .25s ease,box-shadow .25s ease;will-change:transform}
.card-top{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:2px}
.card-tag{font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:#dbe0ea;font-weight:700}
.card-tag:hover{color:#fff}
.card-top time{font-size:.64rem;color:var(--soft);font-variant-numeric:tabular-nums}
.card-title{font-size:1.15rem;font-weight:700;line-height:1.45;letter-spacing:-.01em}
.card-title a{display:inline}
.card-text{color:rgba(255,255,255,.7);font-size:.89rem;line-height:1.85;flex:1}
.card-bottom{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-top:4px}
.card-bottom>span{color:var(--soft);font-size:.65rem}
.card-link{color:#edf0f7;font-weight:700;font-size:.85rem}
.card-link span{display:inline-block;transition:transform .2s}
.card-link:hover span{transform:translateX(4px)}
.sidebar{display:flex;flex-direction:column;gap:18px}
.widget{padding:20px}
.widget-title{font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.6);margin-bottom:12px;font-weight:400}
.widget p:not(.widget-title){color:rgba(255,255,255,.73);font-size:.87rem;line-height:1.85}
.author-row{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.author-avatar{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(145deg,#fff2,#ffffff05);border:1px solid #fff3;color:#eee;font-size:1rem}
.author-row h2{font-size:.95rem;font-weight:700}
.widget .author-hint{font-size:.7rem!important;color:var(--soft)!important}
.widget-link{font-size:.75rem;color:#ccd1dc;display:flex;justify-content:space-between;margin-top:14px}
.widget-link:hover{color:#fff}
.cat-list a{display:flex;justify-content:space-between;padding:9px 2px;border-bottom:1px solid rgba(255,255,255,.14);color:rgba(255,255,255,.9);font-size:.9rem;transition:color .2s,padding-left .2s}
.cat-list a:hover{color:#fff;padding-left:6px}
.cat-list li:last-child a{border-bottom:none}
.cat-list span{color:rgba(255,255,255,.5);font-size:.82rem}
.tag-list{display:flex;flex-wrap:wrap;gap:8px}
.tag-list a,.article-tags a{font-size:.75rem;padding:5px 12px;border-radius:999px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);display:inline-block;transition:background .2s}
.tag-list a:hover,.article-tags a:hover{background:rgba(255,255,255,.22)}
.widget--back{display:flex;justify-content:space-between;color:#e1e5ee;font-weight:700;font-size:.85rem}
.sidebar-footnote{display:flex;gap:10px;padding:10px 20px;color:var(--soft);font-size:.76rem;line-height:1.85}
.small-star{font-size:14px;color:#dfe5f2}
.site-footer{padding:30px 20px 40px;position:relative;z-index:1}
.footer-inner{max-width:1120px;margin:0 auto;padding:22px 26px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.footer-brand{font-weight:700;display:flex;align-items:baseline}
.footer-brand>span:last-child{font-weight:400;font-size:.75rem;color:var(--soft);margin-left:20px}
.footer-copy{font-size:.74rem;color:rgba(255,255,255,.6);display:flex;gap:18px;align-items:center}
.footer-copy a,.footer-copy button{transition:color .2s}
.footer-copy a:hover,.footer-copy button:hover{color:#fff}
.page-top{padding:40px 20px 0}
.list-head{max-width:1120px;padding:36px 40px;margin:auto;position:relative;overflow:hidden}
.list-head h1{font-size:clamp(1.8rem,4.5vw,2.6rem);font-weight:700;margin-top:12px;letter-spacing:-.025em}
.list-head .page-subtitle{margin-top:12px;color:var(--muted);font-size:.9rem}
.muted-period{color:#a7afbf}
.collection-controls{margin-bottom:20px}
.search-field{display:flex;align-items:center;gap:12px;border:1px solid rgba(255,255,255,.2);border-radius:12px;background:#ffffff0c;padding:12px 16px}
.search-field>svg{opacity:.6;flex-shrink:0}
.search-field input{width:100%;background:transparent;border:0;outline:0;min-width:0;font-size:.88rem}
.search-field:focus-within{outline:var(--focus-ring);outline-offset:3px}
.search-field input::placeholder{color:var(--soft)}
.search-field input:focus-visible{outline:none}
.filter-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.filter-tags button{font-size:.75rem;padding:5px 12px;border:1px solid #ffffff24;border-radius:999px;background:#ffffff0a;transition:background .2s}
.filter-tags button:hover{background:#ffffff24}
.filter-tags button[aria-pressed="true"]{background:#ffffff26;border-color:#ffffff5a;color:#fff}
.result-count{font-size:.72rem;color:var(--soft);margin:14px 0}
.empty-state{padding:32px;text-align:center}
.empty-state h2{font-size:1rem}
.empty-state p{color:var(--muted);margin-top:12px;font-size:.9rem}
.search-page{max-width:850px;margin:auto;padding:32px 20px 8px}
.search-page .cards{margin-top:20px}
.topic-card h2{font-size:1.7rem}
.topic-card p{color:var(--muted);flex:1}
.article-layout{padding-top:40px}
.article{position:relative;overflow:hidden;padding:32px 34px}
.article::before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,#ffffff07,#ffffff03);pointer-events:none}
.back-link{font-size:.78rem;color:var(--muted);position:relative}
.back-link:hover{color:#fff}
.article-kicker{font-size:.72rem;letter-spacing:.18em;color:#cfd5e0;font-weight:700;margin-top:32px;position:relative}
.article-title{margin-top:14px;font-size:clamp(1.8rem,4.5vw,2.6rem);font-weight:700;line-height:1.35;letter-spacing:-.02em;position:relative}
.article-summary{font-size:.92rem;color:var(--muted);margin-top:16px;line-height:1.8}
.article-meta{margin-top:20px;display:flex;flex-wrap:wrap;gap:16px;font-size:.72rem;color:var(--soft);padding-bottom:24px;border-bottom:1px solid rgba(255,255,255,.14)}
.article-body{margin-top:28px;line-height:1.95;font-size:.98rem;color:rgba(255,255,255,.83);max-width:100%;position:relative}
.article-body h2{margin:32px 0 14px;font-size:1.25rem;font-weight:700;color:#fff;line-height:1.5}
.article-body h3{font-size:1.08rem;color:#fff}
.article-body p{margin:0 0 18px}
.article-body a{color:#e6eaf4;text-decoration:underline;text-decoration-color:#ffffff55;text-underline-offset:4px}
.article-body ul{padding-left:22px;list-style:disc}
.article-body pre{background:#050507a6!important;border:1px solid #ffffff18;border-radius:10px;font-size:.8rem;padding:18px;overflow:auto}
.article-body code{font-weight:400}
.article-body blockquote{border-left:2px solid #ffffff66;padding-left:18px;color:#c5c9d4;font-style:normal}
.article-tags{display:flex;flex-wrap:wrap;gap:10px;margin:26px 0 0;padding-top:20px;border-top:1px solid rgba(255,255,255,.14)}
.post-navigation{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:18px}
.post-navigation a{padding:20px;font-size:.85rem}
.post-navigation span{display:block;color:var(--soft);font-size:.72rem;margin-bottom:8px}
.about-article h2{font-size:1.2rem;margin:28px 0 14px;font-weight:700}
.about-article p:not(.article-kicker){font-size:.93rem;line-height:1.9;color:var(--muted)}
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s ease,transform .5s ease}
.reveal.is-visible,.no-motion .reveal{opacity:1;transform:none}
@media(max-width:900px){.layout{grid-template-columns:1fr}.sidebar{display:grid;grid-template-columns:1fr 1fr;align-items:start}.sidebar-footnote{display:none}.cards{grid-template-columns:1fr}.card{min-height:200px}.hero-coordinate{display:none}}
@media(max-width:560px){.site-header{padding:14px 14px 0}.header-inner{padding:14px 18px}.brand-caption{display:none}.nav{gap:17px}.nav a{font-size:.78rem}.hero{padding:24px 14px 8px}.hero-content{padding:36px 24px;min-height:370px}.hero-title{font-size:clamp(1.625rem,8.8vw,2.25rem);line-height:1.3}.hero-sub{font-size:.84rem}.hero-kicker{font-size:.6rem;letter-spacing:.15em}.layout{padding:24px 14px 8px;gap:24px}.section-title span{display:none}.sidebar{grid-template-columns:1fr}.sidebar-footnote{display:flex}.card{min-height:222px}.site-footer{padding:24px 14px}.footer-inner{padding:22px;gap:18px}.footer-brand{width:100%}.footer-brand>span:last-child{margin-left:14px}.footer-copy{flex-wrap:wrap;gap:16px;font-size:.7rem}.page-top{padding:24px 14px 0}.list-head{padding:28px 24px}.article{padding:26px 22px}.article-title{font-size:1.8rem}.post-navigation{grid-template-columns:1fr}.search-page{padding:24px 14px}.article,.card{border-radius:18px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}.reveal{opacity:1;transform:none}}

.card-text a{pointer-events:none}.card-text p{margin:0}.hero-sub{max-width:520px}.pagination{margin:28px 0}.pagination ol{list-style:none;display:flex;gap:10px;flex-wrap:wrap}.pagination a,.pagination span{display:block;padding:8px 14px;border-radius:10px;border:1px solid #ffffff30;background:#ffffff10}.pagination .current a{background:#ffffff25}.article-body ol{padding-left:24px;list-style:decimal}.article-body img{margin:20px auto;max-width:100%;border-radius:12px}.article-body table{width:100%;border-collapse:collapse;margin:20px 0}.article-body th,.article-body td{padding:10px;border:1px solid #ffffff25}.article-body h1{font-size:1.6rem;margin:30px 0 16px}.article-body hr{border:0;border-top:1px solid #ffffff25;margin:26px 0}.post-adjacent{padding:20px;font-size:.85rem}.post-adjacent span{display:block;color:var(--soft);font-size:.72rem;margin-bottom:8px}.comments-panel{padding:28px 32px;margin-top:18px}.comments-panel h2,.comments-panel h5{font-size:1.1rem;font-weight:700;margin-bottom:18px}.comments-panel input,.comments-panel textarea{width:100%;min-width:0;background:#ffffff09;border:1px solid #ffffff28;border-radius:10px;padding:12px;margin:6px 0;color:#fff}.comments-panel .grid{display:flex;gap:12px;flex-wrap:wrap}.comments-panel .grid input{flex:1;min-width:130px}.comments-panel button[type=submit]{padding:10px 20px;background:#ffffff20;border:1px solid #ffffff40;border-radius:10px;margin-top:12px}.comments-panel button:hover{background:#ffffff30}.comment-list,.comment-list ol{list-style:none}.comment-body{padding:18px 0;border-bottom:1px solid #ffffff20}.comment-author{display:flex;align-items:center;gap:12px}.comment-author img{border-radius:50%;width:36px;height:36px}.comment-meta{color:var(--soft);font-size:.72rem;margin:8px 0}.comment-content{font-size:.9rem;line-height:1.8}.comment-reply{font-size:.75rem;margin:8px 0}.respond{margin-top:24px}.cancel-comment-reply{font-size:.8rem;margin-bottom:10px}@media(max-width:560px){.comments-panel{padding:24px 20px}.nav{gap:15px}}