/* Reference audit: navigation, surface colors, interaction and phone geometry. */
:root{--paper:#fdfbf7;--line:#e3dfd4;--red:#c85540;--soft:rgba(85,162,160,.15);--motion:.3s cubic-bezier(.23,1,.32,1)}
.topbar{background:linear-gradient(180deg,rgba(253,251,247,.95),rgba(250,248,242,.92));border-bottom:1px solid rgba(139,195,194,.25);box-shadow:0 1px 3px rgba(85,162,160,.06);backdrop-filter:saturate(160%) blur(8px)}
.top-inner{gap:16px;padding:0 30px 0 20px}.brand{padding:4px 10px;gap:10px;font-size:18.4px;font-weight:600;letter-spacing:.5px;border-radius:8px}.brand img{width:38px;height:38px;border-radius:8px}.brand:hover{background:#00000008;opacity:.8}.nav{gap:8px}.nav>a,.nav summary{padding:6px 10px;font-size:14.667px;font-weight:500;color:#555;border-radius:999px}.nav>a:hover,.nav summary:hover{background:rgba(85,162,160,.08);color:#55a2a0}.nav a.active{font-weight:600;color:#55a2a0}.nav details>div{top:32px;border-radius:8px;padding:6px;width:180px;box-shadow:0 4px 16px #00000012}.nav details>div a{padding:8px 12px;border-radius:6px}.nav details>div a:hover{background:var(--soft)}
.subscribe,.mobile-subscribe{background:linear-gradient(135deg,#c85540,#b23630);color:#faf8f3;box-shadow:0 2px 8px #c8554059;transition:var(--motion);font-weight:500;border-radius:8px}.subscribe:hover{transform:translateY(-2px);box-shadow:0 4px 12px #c8554059}.subscribe:active,.mobile-subscribe:active{transform:scale(.95)}.search-trigger{display:flex;align-items:center;gap:7px;border-color:var(--red);color:var(--red);font-weight:600}.search-trigger .line-icon{width:18px;height:18px}.search-trigger kbd{margin:0}.icon-button .line-icon{height:22px;width:22px}.login-link{background:#55a2a0}
.reading-progress{position:absolute;top:59px;left:0;width:100%;height:3px;pointer-events:none}.reading-progress span{display:block;height:100%;background:linear-gradient(90deg,#0000000d,#55a2a0);transform:scaleX(var(--read-progress,0));transform-origin:left;transition:transform .2s ease-out}
.post-card{border-color:rgba(85,162,160,.15);border-bottom-color:var(--line);transition:var(--motion);min-height:0}.post-card:before{background:linear-gradient(to bottom,#55a2a0,var(--paper));opacity:.8}.post-card:hover{transform:translateY(-4px);box-shadow:0 8px 25px #0000000d;border-color:rgba(85,162,160,.08)}.post-image{border-color:rgba(85,162,160,.15);transition:var(--motion)}.post-card:hover .post-image{transform:scale(1.05)}.post-copy h2 .post-symbol{color:var(--red)}.post-meta{gap:12px;min-height:51.675px;font-size:15px;line-height:24.75px;color:#6b6b6b}.post-meta time{font-size:13px;gap:6px;color:#555}.meta-clock{width:24px;display:flex;margin-right:8px}.meta-clock svg{width:20px;height:20px}.post-stats{gap:12px;margin-right:12px;font-size:13.6px}.post-stats span{gap:4px}.post-tags{gap:8px;justify-content:flex-end;flex:1}.post-tags .tag{margin:2px;background:var(--paper);color:#333;line-height:21.45px}.post-tags .tag:hover{background:var(--red);color:var(--bg);border-color:var(--red)}
.aside-link{background:var(--paper);transition:var(--motion)}.aside-link:hover{transform:translateX(5px);box-shadow:0 4px 12px #0000000d;border-color:#8bc3c2}.weather{background:linear-gradient(#315467,#67c1b0)}.footer{position:relative;background:linear-gradient(135deg,var(--paper),var(--bg));border-color:rgba(85,162,160,.15);margin-top:80px}.footer:before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,#55a2a0,transparent)}.home-list{min-height:calc(100vh - 100px)}
.hamburger{display:flex;width:20px;height:14px;flex-direction:column;justify-content:space-between}.hamburger i{display:block;width:100%;height:2px;border-radius:2px;background:currentColor}.drawer-open .hamburger i:first-child{transform:translateY(6px) rotate(45deg)}.drawer-open .hamburger i:nth-child(2){opacity:0}.drawer-open .hamburger i:last-child{transform:translateY(-6px) rotate(-45deg)}
.dark .topbar{background:linear-gradient(#1e2c26ed,#17231fed)}.dark .nav>a,.dark .nav summary,.dark .post-meta time{color:var(--ink)}.dark .post-tags .tag{color:var(--ink)}
@media(max-width:768px){.topbar{background:rgba(253,251,247,.98);border-color:rgba(139,195,194,.18);box-shadow:0 1px 2px rgba(85,162,160,.04)}.top-inner{padding:0 8px;gap:0}.mobile-menu{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:8px}.mobile-menu:active{background:var(--soft)}.mobile-tabs{height:24.75px;gap:24px;font-weight:500;color:#555}.mobile-tabs a{padding:0 4px;line-height:24.75px}.mobile-tabs a.active{font-weight:600;color:var(--ink)}.mobile-tabs a.active:after{bottom:-4px;left:50%;right:auto;transform:translateX(-50%);width:20px;height:3px;border-radius:2px}.mobile-subscribe{width:68px;height:32px;padding:0 10px;gap:4px}.mobile-subscribe .line-icon{width:18px;height:18px}.mobile-author{height:39.96px}.mobile-author strong{line-height:20.02px}.mobile-author time{line-height:15.95px}.mobile-author img{border-color:rgba(85,162,160,.15)}.post-card{background:var(--bg);border:0;border-bottom:1px solid var(--line)}.post-card:active{background:rgba(85,162,160,.08)}.post-card:hover{transform:none;box-shadow:none;border-color:var(--line)}.post-card:hover .post-image{transform:none}.post-image{border-radius:8px}.mobile-footer{height:19.8px;line-height:19.8px}.home-list{min-height:calc(100vh - 80px)}.footer{margin-top:30px}.modal:has(.feed-dialog){padding:0;align-items:flex-end;background:#0008}.feed-dialog{border-radius:20px 20px 0 0;width:100%;max-width:420px;max-height:85vh;padding:24px;box-shadow:0 -4px 24px #00000026}}
@media(max-width:375px){.mobile-tabs{gap:20px;font-size:14px}}
@media(prefers-reduced-motion:reduce){.post-card,.post-image,.aside-link,.reading-progress span{transition:none}.post-card:hover,.aside-link:hover,.subscribe:hover{transform:none}}
.reading-page{width:880px;max-width:calc(100% - 48px);margin:40px auto 80px;font-family:var(--journal-font)}.reading-header h1{font:700 30px/39px var(--journal-font);margin:0 0 15px}.reading-byline{display:flex;justify-content:space-between;align-items:baseline;border-bottom:1px solid var(--line);padding-bottom:8px;margin-bottom:10px;font-size:14px;color:var(--muted);min-height:64.65px}.reading-author{display:flex;align-items:center;gap:10px}.reading-author img{width:48px;height:48px;border-radius:50%;object-fit:cover}.reading-author strong{display:block;font-size:15px;font-weight:500}.reading-author time{display:flex;align-items:center;gap:5px;font-size:12px;color:#555}.reading-author time svg{width:12px;height:12px}.reading-info{display:flex;align-items:center;gap:4px;flex-wrap:wrap;font-size:14px}.reading-actions{display:flex;align-items:center;justify-content:space-between;margin-bottom:35px;gap:12px}.reading-actions>div{display:flex;gap:10px}.reading-action{display:flex;align-items:center;gap:6px;padding:6px 15px;border:1px solid #555;border-radius:1em;color:#555;font-size:14px;line-height:16px;font-weight:100}.reading-action:hover{border-color:#55a2a0;color:#55a2a0}.reading-cover{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:8px;margin-bottom:37px;box-shadow:0 3px 8px #0000000d}.reading-prose{font:16.8px/32px var(--journal-font)}.reading-prose p{margin:0 0 16.8px}.reading-prose h2{display:table;font:700 27px/40.5px var(--journal-font);color:var(--ink);margin:32px 0 27px}.reading-prose h3{font-weight:700;color:var(--ink)}.reading-prose :is(h1,h2,h3){scroll-margin-top:85px}.reading-toc{position:fixed;top:100px;left:15px;width:150px;max-height:calc(100vh - 120px);overflow:auto;font-size:14px}.reading-toc strong{display:block;color:var(--red);font-size:16px;font-weight:500}.reading-toc-links a{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:5px;color:#555}.reading-toc-links .toc-level-3{padding-left:25px}.reading-toc-links a:hover,.reading-toc-links a.active{color:#55a2a0;background:var(--soft)}.reading-tags{display:flex;gap:8px;margin:30px 0}.reading-toc-mobile,.reading-mobile-actions{display:none}.dark .reading-action,.dark .reading-toc-links a,.dark .reading-author time{color:var(--ink)}
@media(max-width:1230px){.reading-toc{display:none}.reading-toc-mobile{display:block;margin-bottom:20px;border-bottom:1px solid var(--line);padding-bottom:12px;scroll-margin-top:80px}.reading-toc-mobile summary{cursor:pointer;color:var(--red)}}
@media(max-width:768px){.reading-page{width:100%;max-width:100%;margin:20px auto 80px;padding:0 16px}.reading-header h1{font-size:24px;line-height:32px;margin-bottom:16px}.reading-author{gap:8px}.reading-author img{width:32px;height:32px}.reading-author strong{font-size:14px}.reading-info{font-size:11px}.reading-actions{display:none}.reading-byline{gap:4px;min-height:0}.reading-cover{margin-top:16px;margin-bottom:16px;border-radius:8px}.reading-prose{font-size:16px;line-height:30px}.reading-mobile-actions{position:fixed;bottom:16px;left:50%;transform:translateX(-50%);display:flex;gap:6px;padding:8px 12px;border:1px solid var(--line);border-radius:50px;background:var(--paper);box-shadow:0 4px 20px #00000026;z-index:15;white-space:nowrap}.reading-mobile-actions button{display:flex;align-items:center;gap:6px;padding:10px 16px;border-radius:24px;font-size:13.6px}.reading-mobile-actions button:active{background:var(--soft)}}
@media(max-width:615px){.reading-byline{flex-direction:column;align-items:flex-start}}

.nav details.active>summary{background:var(--soft);color:#55a2a0;font-weight:600}
.library-page{width:min(1050px,calc(100% - 48px));margin:40px auto 80px;min-height:100vh}.library-banner{display:block;width:calc(100% - 100px);height:500px;object-fit:cover;margin:0 auto 30px;border-radius:4px;box-shadow:0 0 25px #8067ad18}.library-tabs{display:flex;gap:10px;align-items:center;padding-bottom:12px;border-bottom:1px solid var(--line);margin-bottom:8px;overflow:auto}.library-tabs a{display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:8px;padding:8px 16px;white-space:nowrap;background:var(--paper);font-size:14px}.library-tabs a.active{background:transparent;border-color:transparent;color:var(--ink)}.library-posts-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.library-post{display:block;border:1px solid var(--line);border-radius:20px;padding:16px;transition:var(--motion);min-width:0}.library-post:hover,.library-column:hover{transform:translateY(-4px);box-shadow:0 12px 32px #0000000d;border-color:#55a2a014}.library-image{height:220px;border-radius:16px;overflow:hidden}.library-image img{width:100%;height:100%;object-fit:cover;transition:var(--motion)}.library-post:hover img,.library-column:hover img{transform:scale(1.05)}.library-post-body{padding-top:16px}.library-post time{display:block;font-size:12.8px;color:#555;margin-bottom:8px}.library-tags{display:flex;gap:8px;color:#55a2a0;font-size:13.6px;flex-wrap:wrap;margin-bottom:10px}.library-tags span:not(:last-child):after{content:'·';margin-left:8px;color:var(--muted)}.library-post h2{font-size:20px;line-height:28px;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.library-stats{display:flex;gap:14px;margin-top:10px;color:#555;font-size:12.8px}.library-stats span{display:flex;align-items:center;gap:4px}.library-columns-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;padding-top:2px}.library-column{display:grid;grid-template-columns:minmax(180px,42%) minmax(0,1fr);gap:18px;min-height:220px;padding:16px;border:1px solid var(--line);border-radius:20px;background:var(--paper);transition:var(--motion);overflow:hidden}.library-column-cover{min-width:0;min-height:188px;border-radius:16px;overflow:hidden}.library-column-cover img{width:100%;height:100%;object-fit:cover;transition:var(--motion)}.library-column-body{min-width:0;display:flex;flex-direction:column}.library-column-top{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:12px}.library-column-top>span{font-size:12.48px;color:#55a2a0;border:1px solid #55a2a026;background:#55a2a014;border-radius:999px;padding:3px 10px}.library-column-top small{white-space:nowrap;color:#555}.library-column h2{font-weight:700;font-size:20px;line-height:28px;margin:0 0 10px;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.library-column p{font-size:14.4px;line-height:23.76px;color:#555;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}.library-enter{margin-top:auto;text-align:center;padding:10px 16px;border-radius:10px;background:#55a2a014;color:#55a2a0;font-size:14.4px}.library-column:hover .library-enter{background:#55a2a0;color:white}.library-empty{grid-column:1/-1;text-align:center;color:var(--muted);padding:48px 0}.dark .library-post time,.dark .library-stats,.dark .library-column p{color:var(--muted)}
@media(max-width:1000px){.library-posts-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.library-columns-grid{grid-template-columns:1fr}.library-banner{height:350px;width:100%}}
@media(max-width:768px){.library-page{width:calc(100% - 32px);margin-top:20px}.library-banner{height:220px;margin-bottom:20px}.library-tabs{gap:8px}.library-tabs a{font-size:12px;padding:8px 12px}.library-posts-grid{grid-template-columns:1fr;gap:0}.library-post{border:0;border-bottom:1px solid var(--line);border-radius:0;padding:16px}.library-image{height:180px;border-radius:12px}.library-post h2{font-size:16px;line-height:22.4px}.library-tags,.library-post time{font-size:12px}.library-column{grid-template-columns:112px minmax(0,1fr);gap:12px;min-height:160px;border-radius:14px;padding:12px}.library-column-cover{min-height:136px;border-radius:10px}.library-column h2{font-size:17px}.library-column p{font-size:13px;line-height:21px;-webkit-line-clamp:2}.library-column-top{margin-bottom:8px}.library-enter{font-size:13px;padding:8px}.library-column-top>span{font-size:11px;padding:2px 6px}}
@media(max-width:768px){.library-page{width:calc(100% - 48px)}.library-banner{height:180px;margin-bottom:27.4px}.library-columns-grid{display:flex;flex-direction:column;gap:0}.library-column{gap:18px;min-height:136px;border-radius:0;border:0;border-bottom:1px solid var(--line);box-shadow:none;padding:16px;background:transparent}.library-column:hover{transform:none;box-shadow:none}.library-column:active{background:#55a2a014}.library-column-cover{min-height:104px;border-radius:12px}.library-column h2{font-size:16px;line-height:22.4px}.library-column p{line-height:19.5px;margin-bottom:10px}.library-column-top{margin-bottom:12px}.library-enter{padding:0;background:transparent;text-align:left;font-size:13px}.library-column:hover .library-enter{background:transparent;color:#55a2a0}.library-column-top>span{font-size:12.48px;padding:3px 10px}}

.library-tabs{scrollbar-width:none}.library-tabs::-webkit-scrollbar{display:none}

.reference-emblem{width:40px;height:40px;object-fit:contain;border-radius:50%;flex-shrink:0}.reference-credit{font-size:11px;color:var(--muted);margin-top:12px}.reference-credit a{text-decoration:underline}.pinned-symbol{width:16px;min-width:16px;display:block}.pinned-symbol svg{width:16px;height:16px}

@font-face{font-family:ReferenceIcons;src:url('/assets/reference/iconfont.woff2') format('woff2');font-display:swap}.reference-icon{font-family:ReferenceIcons!important;font-style:normal;font-weight:400;display:inline-flex;align-items:center;justify-content:center;line-height:1;-webkit-font-smoothing:antialiased}.reference-blog{font-size:24px;width:24px;height:26px}.line-icon.reference-icon{font-size:14.4px}.post-stats .reference-icon{color:#55a2a0}.meta-clock .reference-icon{width:20px;height:20px;font-size:20px}.search-trigger .reference-icon{font-size:18px}.mobile-subscribe .reference-icon{font-size:18px}.weather .reference-icon{font-size:17px;width:17px;height:17px}.pinned-symbol .reference-icon{font-size:16px;width:16px;height:18px}.mobile-footer .reference-icon{font-size:12px}

.post-copy h2 .post-symbol .reference-blog{font-size:24px;line-height:26px;margin:0;color:inherit}

.nav details:has(a[href*="ctvisualise"])>div{width:256px}
.nav summary{display:flex;align-items:center;gap:4px;list-style:none}.nav summary::-webkit-details-marker{display:none}.nav summary::marker{content:''}.nav-chevron{display:inline-block;flex-shrink:0;width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-1px);opacity:.7;transition:transform .25s cubic-bezier(.23,1,.32,1),opacity .2s ease}.nav details[open]>summary .nav-chevron{transform:rotate(-135deg) translateY(1px)}.nav details:hover .nav-chevron{opacity:1}