:root{--mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace;--sans:Inter,system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;--page-gutter:clamp(12px,2.5vw,64px);--editor-gutter:clamp(28px,2.5vw,40px);--anchor-offset:24px}
:root, :root[data-theme="dark"]{
  color-scheme:dark;
  --bg:#0d1117;
  --surface:#121821;
  --raised:#171f2a;
  --line:#293240;
  --fg:#dde5ef;
  --muted:#9aa8ba;
  --dim:#8b9bb0;
  --green:#80d5a3;
  --blue:#8dbaff;
  --purple:#bca6ee;
  --selection:#264d47;
  --selection-fg:#f4fff8;
  --shadow:#0003;
  --chrome:#151b24;
  --sidebar:#10161f;
  --folder:#c7d2e0;
  --hover:#1b2633;
  --active:#203043;
  --active-fg:#cfe3ff;
  --gold:#d4b87c;
  --tabs:#0f151d;
  --strong:#cddbeb;
  --value:#a9d5b8;
  --button-line:#39495a;
  --button-fg:#cbd7e5;
  --button-bg:#18232f;
  --primary-fg:#11261b;
  --card:#131c26;
  --heading:#e0e8f2;
  --dashed-line:#455062;
  --placeholder-glow:#17202b55;
  --tag-line:#315442;
  --tag-bg:#15291f;
  --clock-line:#31483f;
  --clock-bg:#14221d;
  --clock-fg:#b4ebc9;
  --clock-muted:#a2bfae;
  --clock-label:#c0dccb;
  --clock-rule:#2a4035;
  --link:#c9dcf2;
  --link-line:#3c7054;
  --status-bg:#152c26;
  --status-line:#29483d;
  --status-fg:#aacdb9;
  --clock-face:#102019;
  --clock-ring:#41624f;
  --clock-inner:#294535;
  --clock-tick:#88b598;
  --clock-hand:#91c9a6;
}
:root[data-theme="light"]{
  color-scheme:light;
  --bg:#e9edf3;
  --surface:#fafbfc;
  --raised:#ffffff;
  --line:#d4dce5;
  --fg:#263344;
  --muted:#506176;
  --dim:#59697b;
  --green:#246142;
  --blue:#255fa5;
  --purple:#7652a3;
  --selection:#d2e9dd;
  --selection-fg:#163b2a;
  --shadow:#1c2b3d18;
  --chrome:#f0f3f7;
  --sidebar:#f2f5f8;
  --folder:#36485d;
  --hover:#e7edf4;
  --active:#dce9f7;
  --active-fg:#204f87;
  --gold:#826012;
  --tabs:#eaf0f5;
  --strong:#354b61;
  --value:#336c4e;
  --button-line:#aebcca;
  --button-fg:#354b61;
  --button-bg:#edf2f7;
  --primary-fg:#ffffff;
  --card:#f0f4f8;
  --heading:#243950;
  --dashed-line:#aab8c8;
  --placeholder-glow:#eaf0f577;
  --tag-line:#a9c6b5;
  --tag-bg:#e8f1eb;
  --clock-line:#aac7b4;
  --clock-bg:#edf5ef;
  --clock-fg:#205738;
  --clock-muted:#4f6d59;
  --clock-label:#345b42;
  --clock-rule:#c3d7c9;
  --link:#305e8e;
  --link-line:#86af94;
  --status-bg:#e1eee6;
  --status-line:#b8d0c2;
  --status-fg:#3c644b;
  --clock-face:#f6faf6;
  --clock-ring:#88ac95;
  --clock-inner:#cadbcd;
  --clock-tick:#5e856a;
  --clock-hand:#39764e;
}
:root[data-theme="soft"]{
  color-scheme:light;
  --bg:#e5e3d7;
  --surface:#f3f0e5;
  --raised:#f8f5ec;
  --line:#d0d2c1;
  --fg:#343e35;
  --muted:#5d6758;
  --dim:#606852;
  --green:#416a43;
  --blue:#48678a;
  --purple:#785d83;
  --selection:#d4dec6;
  --selection-fg:#2b452c;
  --shadow:#29372818;
  --chrome:#e9e8db;
  --sidebar:#eaeade;
  --folder:#4b5847;
  --hover:#dedfce;
  --active:#d7dfc9;
  --active-fg:#344e30;
  --gold:#796020;
  --tabs:#e4e6d7;
  --strong:#45583f;
  --value:#466b41;
  --button-line:#aab298;
  --button-fg:#45583f;
  --button-bg:#e6e9d9;
  --primary-fg:#ffffff;
  --card:#ebeedd;
  --heading:#384b36;
  --dashed-line:#a5b098;
  --placeholder-glow:#dfe6d577;
  --tag-line:#adbda0;
  --tag-bg:#e0e8d5;
  --clock-line:#aab99c;
  --clock-bg:#e5ecd9;
  --clock-fg:#355b37;
  --clock-muted:#566b4d;
  --clock-label:#425e3b;
  --clock-rule:#c5d0b7;
  --link:#496244;
  --link-line:#8d9f7d;
  --status-bg:#dae3ce;
  --status-line:#b3c3a4;
  --status-fg:#4a6442;
  --clock-face:#eff3e4;
  --clock-ring:#94aa80;
  --clock-inner:#c8d2b7;
  --clock-tick:#6c8858;
  --clock-hand:#527440;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:0}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.8 var(--sans)}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible{outline:2px solid var(--green);outline-offset:5px}
/* Native fragment navigation focuses these reading regions. Replace the
   browser's full-section ring with a compact keyboard cue on the heading. */
@supports selector(:focus-visible) {
  .content > :is(.hero, .section)[tabindex="-1"]:focus {
    outline: none;
  }
  .content > .hero:focus-visible h1,
  .content > .section:focus-visible > .section-heading h2 {
    outline: 2px solid var(--green);
    outline-offset: 6px;
    border-radius: 2px;
  }
}
::selection{background:var(--selection);color:var(--selection-fg)}
.shell{margin:var(--page-gutter) var(--page-gutter) 24px;border:1px solid var(--line);border-radius:12px;overflow:clip;background:var(--surface);box-shadow:0 28px 90px var(--shadow)}
.titlebar{min-height:43px;display:flex;align-items:center;gap:15px;flex-wrap:wrap;border-bottom:1px solid var(--line);padding:6px 17px;background:var(--chrome)}
.lights{display:flex;gap:7px}
.lights i{width:10px;height:10px;border-radius:50%;background:#ef7474}
.lights i:nth-child(2){background:#deb76d}
.lights i:nth-child(3){background:#79bc8e}
.window-title{font:12px var(--mono);color:var(--muted);margin:auto}
.title-mark{font:12px var(--mono);color:var(--dim)}
.workspace{display:grid;grid-template-columns:clamp(212px,16vw,256px) minmax(0,1fr)}
.sidebar{min-width:0;border-right:1px solid var(--line);padding:0 12px;background:var(--sidebar)}
.explorer{font:11px var(--mono);letter-spacing:.12em;color:var(--dim);margin:0 12px 24px}
.folder{font:13px var(--mono);color:var(--folder);margin:0 12px 12px}
.files{display:grid;gap:5px}
.files a{min-width:0;min-height:39px;padding:9px 12px;border-radius:5px;font:13px/1.5 var(--mono);color:var(--muted);display:grid;grid-template-columns:18px minmax(0,1fr);gap:10px;align-items:center;white-space:nowrap}
.files a:hover{background:var(--hover);color:var(--fg)}
.files .active{background:var(--active);color:var(--active-fg)}
.file-symbol{display:grid;place-items:center;font-size:12px;line-height:1;color:var(--blue);width:18px;text-align:center}
.file-symbol.green{color:var(--green)}
.file-symbol.gold{color:var(--gold)}
.sidebar-foot{margin:36px 12px 0;padding-top:20px;border-top:1px solid var(--line);font:12px/1.9 var(--mono);color:var(--dim)}
.sidebar-quote-original{font:12px/1.85 var(--sans);color:var(--fg);margin:0 0 11px}
.sidebar-quote{font:12px/1.9 var(--sans);color:var(--muted);margin:0 0 8px}
.quote-credit{font:11px/1.8 var(--mono);margin:0 0 22px}
.quote-credit a:hover{color:var(--green)}
.editor{min-width:0}
.editor-bar{height:38px;border-bottom:1px solid var(--line);display:flex;align-items:stretch;background:var(--tabs)}
.tab{display:flex;align-items:center;flex:none;border-right:1px solid var(--line);border-top:2px solid var(--blue);padding:0 16px;background:var(--surface);font:12px var(--mono);color:var(--strong)}
.tab b{font-weight:400;color:var(--blue);margin-right:9px}
.breadcrumb{align-self:center;min-width:0;margin-left:auto;padding:0 var(--editor-gutter) 0 20px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font:11px var(--mono);color:var(--dim)}
.site-nav{gap:0;overflow-x:auto;scrollbar-width:thin}
.site-nav a{display:flex;flex:none;align-items:center;gap:5px;padding:0 18px;border-top:2px solid transparent;font:12px var(--mono);color:var(--muted);white-space:nowrap}
.site-nav a:hover{background:var(--hover);color:var(--fg)}
.site-nav a[aria-current="page"]{border-top-color:var(--blue);background:var(--surface);color:var(--strong)}
.site-nav a:focus-visible{outline-offset:-4px}
.profile-heading{display:flex;align-items:baseline;flex-wrap:wrap;gap:6px 18px;margin-bottom:18px}
.hero .profile-heading h1{margin:0}
.profile-social{display:flex;align-items:center;gap:4px;margin:0;transform:translateY(3px)}
.profile-social a{position:relative;display:grid;place-items:center;width:32px;height:32px;border-radius:5px;color:var(--muted)}
.profile-social a:hover,.profile-social a:focus-visible{color:var(--blue);background:var(--hover)}
.profile-social svg{display:block;fill:currentColor;flex:none}
.social-icon-zhihu{width:18px;height:18px}
.social-icon-wechat{width:22px;height:22px}
.social-icon-mail{width:22px;height:22px}
.profile-social a::after{content:attr(data-label);position:absolute;top:calc(100% + 4px);left:50%;transform:translateX(-50%);padding:2px 7px;border:1px solid var(--line);border-radius:4px;background:var(--raised);color:var(--fg);font:11px/1.6 var(--sans);white-space:nowrap;opacity:0;pointer-events:none;z-index:6}
.profile-social a:hover::after,.profile-social a:focus-visible::after{opacity:1}
html.contact-open{overflow:hidden}
.contact-dialog{width:min(360px,calc(100% - 32px));max-height:calc(100dvh - 32px);padding:18px 20px 20px;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:var(--fg);box-shadow:0 18px 65px var(--shadow)}
.contact-dialog::backdrop{background:#0007}
.contact-dialog-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.contact-dialog h2{margin:0;font:600 16px/1.5 var(--sans)}
.contact-dialog form{margin:0}
.contact-dialog button{display:grid;place-items:center;width:32px;height:32px;border:0;border-radius:5px;background:transparent;color:var(--muted);font:24px/1 var(--sans);cursor:pointer}
.contact-dialog button:hover{background:var(--hover);color:var(--fg)}
.wechat-qr{display:block;width:100%;height:auto;aspect-ratio:1;background:white;border-radius:6px}
.contact-dialog p{margin:12px 0 5px;text-align:center;font:13px/1.7 var(--sans);color:var(--muted)}
.qr-download{display:block;width:fit-content;margin:auto;font:12px/1.7 var(--sans);color:var(--blue)}
.qr-download:hover{text-decoration:underline}
.content{padding:32px var(--editor-gutter) 30px}
.hero{position:relative;display:grid;grid-template-columns:minmax(0,1fr) clamp(148px,16vw,216px);align-items:start;gap:24px 40px;padding-bottom:32px}
.profile-copy{min-width:0;container:profile / inline-size}
.profile-avatar{display:block;width:100%;height:auto;aspect-ratio:1;object-fit:cover;border:1px solid var(--line);border-radius:12px}
.code-comment{font:13px/1.7 var(--mono);color:var(--green);margin:0 0 15px}
.hero h1{font-family:var(--mono);font-size:clamp(38px,6vw,58px);line-height:1.18;letter-spacing:-.055em;margin:0 0 20px;font-weight:650}
.hero h1 span{font:500 23px/1.4 var(--sans);letter-spacing:.07em;color:var(--muted);margin-left:18px;white-space:nowrap}
.hero p{max-width:650px;color:var(--muted);font-size:16px;line-height:1.95;margin:0}
.intro{max-width:650px}
.intro p{text-wrap:pretty}
.intro p+p{margin-top:5px}
.profile-experience{margin-top:22px;padding-top:16px;border-top:1px solid var(--line)}
.profile-experience h2{margin:0 0 13px;font:500 11px/1.7 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--dim)}
.company-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:minmax(0,1fr);gap:15px}
.company-list li{display:grid;grid-template-columns:36px minmax(0,1fr);align-items:stretch;gap:11px;min-width:0}
.company-logo{display:block;width:36px;height:36px;object-fit:contain;padding:3px;border-radius:7px;background:#fff}
.company-copy{min-width:0}
.company-heading{display:flex;align-items:baseline;flex-wrap:wrap;gap:2px .6em;font:14px/1.5 var(--sans)}
.company-name{display:block;font:600 14px/1.5 var(--sans);color:var(--strong)}
.company-direction{display:block;margin-top:3px;font:12px/1.6 var(--sans);color:var(--muted);text-wrap:pretty;overflow-wrap:anywhere}
.company-dates{font:11px/1.6 var(--sans);color:var(--dim);white-space:nowrap}
.company-dates time{white-space:nowrap}
@container profile (min-width:540px){
  .company-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
}
.hero p strong{color:var(--strong);font-weight:500}
.focus-code{width:100%;max-width:520px;min-width:0;margin:24px 0 0;padding:8px 20px;border:1px solid var(--line);border-left:2px solid var(--blue);border-radius:7px;background:var(--raised);color:var(--muted);font:17px/1.6 var(--mono);white-space:pre-wrap;overflow-wrap:break-word;overflow-x:auto;tab-size:2}
.focus-code code{font:inherit}
.focus-code .key{color:var(--purple)}
.focus-code .value{color:var(--value)}
.focus-code .punctuation{color:var(--blue)}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:9px 17px;border:1px solid var(--button-line);border-radius:5px;font-size:14px;font-weight:600;color:var(--button-fg);background:var(--button-bg)}
.button.primary{background:var(--green);color:var(--primary-fg);border-color:var(--green)}
.button:hover{filter:brightness(1.1)}
.hero,.content>.section{scroll-margin-top:var(--anchor-offset)}
.section{padding:28px 0;border-top:1px solid var(--line)}
.section-heading{display:flex;align-items:center;gap:12px;margin-bottom:23px}
.section-heading .hash{color:var(--green);font:22px var(--mono)}
.section-heading h2{font-size:20px;letter-spacing:-.02em;line-height:1.4;margin:0;font-weight:600}
.section-heading .filename{font:12px var(--mono);color:var(--dim);margin-left:auto}
#education{container:education / inline-size}
.education{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:minmax(0,1fr);gap:14px}
.education li{display:grid;grid-template-columns:80px minmax(0,1fr);min-width:0;align-items:center;gap:24px;padding:21px 23px;border:1px solid var(--line);border-radius:7px;background:var(--card)}
/* The neutral backing keeps the official emblem colors legible in every theme. */
.school-emblem{display:block;width:80px;height:80px;object-fit:contain;padding:5px;border-radius:50%;background:#fff}
.school{min-width:0}
.school h3{margin:0 0 8px;font:600 18px/1.5 var(--mono);letter-spacing:-.03em;color:var(--heading);overflow-wrap:anywhere;text-wrap:pretty}
.school-detail{margin:0;font-size:14px;line-height:1.8;color:var(--fg)}
.school-major{margin:2px 0 0;font-size:13px;line-height:1.7;color:var(--muted);overflow-wrap:anywhere}
.school .years{margin:9px 0 0;font:12px/1.8 var(--mono);color:var(--blue)}
/* Use the reading area's width, after the sidebar and gutters. Each paired
   card keeps at least 393px. Shared natural rows align the details without
   reserving an empty title line on wider screens. */
@container education (min-width:800px){
  .education{grid-template-columns:repeat(2,minmax(0,1fr));align-items:stretch}
  .education li{grid-template-columns:64px minmax(0,1fr);align-items:start;gap:18px;padding:21px}
  .school-emblem{width:64px;height:64px;padding:4px;margin-top:3px}
  @supports (grid-template-rows:subgrid){
    .education{row-gap:0}
    .education li{grid-row:span 4;grid-template-rows:subgrid;row-gap:0}
    .school{display:contents}
    .school-emblem{grid-row:1/5}
    .school>*{grid-column:2}
  }
}
/* Compact project summaries share the portfolio's natural reading rhythm. */
.project-card{min-width:0;padding:18px 20px;border:1px solid var(--line);border-radius:7px;background:var(--card);scroll-margin-top:var(--anchor-offset)}
.project-card h3{margin:0;color:var(--heading);font:600 17px/1.65 var(--mono);letter-spacing:-.025em;overflow-wrap:anywhere;text-wrap:pretty}
.project-card h3 a{display:flex;align-items:baseline;gap:10px;color:inherit}
.project-card h3 a>span[lang]{min-width:0}
.project-card h3 a:hover{color:var(--green)}
.project-index{flex:none;color:var(--dim);font:inherit;font-variant-numeric:tabular-nums;letter-spacing:0}
.project-keywords{margin:7px 0 0;color:var(--muted);font:11px/1.8 var(--mono);overflow-wrap:anywhere}
.project-card .project-keywords{display:flex;flex-wrap:wrap;gap:5px 7px;list-style:none;padding:0;margin-top:7px}
.project-card .project-keywords li{min-width:0;padding:0 7px;border:1px solid var(--line);border-radius:4px;background:var(--raised);font-size:10px;line-height:1.8;letter-spacing:.01em}
.project-summary{margin:12px 0 0;color:var(--muted);font-size:13px;line-height:1.95;overflow-wrap:anywhere}
.project-summary strong{color:var(--heading);font-weight:600}
@media(max-width:650px){.project-card{padding:15px 16px}.project-card h3{font-size:16px}}
.document-shell{width:min(900px,calc(100% - 32px));margin:32px auto;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--surface)}
.document-content{padding:clamp(22px,5vw,48px)}
.document-back{display:inline-block;color:var(--green);font-size:13px;margin-bottom:26px}
.document-index{margin:0 0 10px;color:var(--dim);font:11px/1.8 var(--mono)}
.document-content h1{margin:0;color:var(--heading);font:600 clamp(23px,4vw,34px)/1.4 var(--mono);letter-spacing:-.045em;overflow-wrap:anywhere}
.document-waiting{display:flex;align-items:center;gap:20px;margin:32px 0;padding:24px;border:1px dashed var(--dashed-line);border-radius:7px;background:var(--card)}
.document-waiting h2{margin:0 0 6px;font-size:16px;color:var(--heading)}
.document-waiting p{margin:0;font-size:13px;line-height:1.9;color:var(--muted)}
.document-hourglass{width:32px;height:40px;flex:none;color:var(--blue);animation:hourglass-turn 6s ease-in-out infinite}
@keyframes hourglass-turn{0%,35%{transform:rotate(0)}50%,85%{transform:rotate(180deg)}100%{transform:rotate(360deg)}}
@media(prefers-reduced-motion:reduce){.document-hourglass{animation:none}}
.document-outline{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;padding-top:22px;border-top:1px solid var(--line)}
.document-outline h2{margin:0 0 8px;font-size:14px;color:var(--fg)}
.document-outline h2 span{font:11px var(--mono);color:var(--dim);margin-right:8px}
.document-outline p{margin:0;color:var(--dim);font-size:12px}
@media(max-width:500px){.document-shell{width:calc(100% - 20px);margin:12px auto}.document-waiting{padding:20px 16px;gap:15px}.document-outline{grid-template-columns:minmax(0,1fr);gap:20px}}
.research-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(300px,1fr);gap:clamp(28px,2.5vw,48px);align-items:stretch}
.research-reading,.research-context{min-width:0}
.research-reading{display:flex;flex-direction:column}
.research-header{display:block}
.research-title-row{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 14px}
.research-header h3{font-size:21px;line-height:1.5;margin:0;color:var(--heading)}
.research-header p{margin:9px 0 0;color:var(--muted);font-size:15px;line-height:1.8}
.research-tag{font:11px/1.6 var(--mono);color:var(--dim);white-space:nowrap}
.research-subheading{display:flex;align-items:center;gap:16px;margin-top:22px;padding-bottom:10px;border-bottom:1px solid var(--line)}
.research-subheading h4{font-size:13px;line-height:1.7;font-weight:500;color:var(--muted);margin:0}
.research-subheading>span{margin-left:auto;font:10px/1.6 var(--mono);letter-spacing:.05em;color:var(--dim)}
.research-context{display:grid;gap:16px;align-content:start}
.research-panel{padding:18px 20px;border:1px solid var(--line);border-radius:9px;background:var(--raised)}
.panel-heading{display:flex;align-items:baseline;justify-content:space-between;gap:10px}
.panel-heading h4{font-size:14px;line-height:1.6;font-weight:600;margin:0;color:var(--heading)}
.panel-heading>a,.panel-heading time{font:11px/1.6 var(--mono);color:var(--muted)}
.panel-heading>a:hover,.panel-more:hover{color:var(--green)}
.panel-code{font:10px/1.6 var(--mono);color:var(--dim)}
.panel-intro{margin:7px 0 0;font-size:12px;line-height:1.8;color:var(--muted)}
.research-track-list{list-style:none;padding:0;margin:5px 0 0}
.research-track-list>li{padding:15px 0;border-bottom:1px solid var(--line)}
.research-track-list>li:last-child{padding-bottom:0;border-bottom:0}
.track-label{font:11px/1.7 var(--mono);color:var(--green)}
.track-question{margin:4px 0 8px;font-size:13px;line-height:1.75;color:var(--heading)}
.track-notes{display:flex;flex-wrap:wrap;gap:4px 12px}
.track-notes a{font-size:11px;line-height:1.85;color:var(--muted);overflow-wrap:anywhere}
.track-notes a:hover{color:var(--link)}
.progress-timeline{list-style:none;padding:0;margin:18px 0 17px}
.progress-timeline>li{position:relative;padding:0 0 18px 17px;border-left:1px solid var(--line);margin-left:3px}
.progress-timeline>li:last-child{padding-bottom:0;border-left-color:transparent}
.progress-timeline>li::before{content:"";position:absolute;top:5px;left:-3px;width:5px;height:5px;border-radius:50%;background:var(--green)}
.progress-meta{display:flex;align-items:center;gap:10px;margin-bottom:5px;font:10px/1.7 var(--mono);color:var(--dim)}
.progress-meta>span{font-family:var(--sans)}
.progress-timeline a{font-size:12px;line-height:1.85;color:var(--link);overflow-wrap:anywhere}
.progress-timeline a:hover{color:var(--green)}
.progress-empty{font-size:12px;line-height:1.85;color:var(--muted)}

.panel-more{display:inline-block;margin-top:6px;color:var(--green);font-size:11px;line-height:1.8}
.countdown{display:inline-block;width:fit-content;max-width:min(100%,440px);margin-top:23px;padding:20px;border:1px solid var(--clock-line);border-radius:12px;background:var(--clock-bg);vertical-align:top}
.countdown-top{display:grid;grid-template-columns:144px minmax(0,1fr);align-items:center;gap:22px}
.clock-face{position:relative;width:144px;aspect-ratio:1;flex:none}
.clock-face svg{display:block;width:100%;height:100%}
.clock-readout{position:absolute;inset:54% 8% auto;text-align:center}
.clock{font:500 21px/1.4 var(--mono);letter-spacing:-.025em;font-variant-numeric:tabular-nums;color:var(--clock-fg);margin:0;white-space:nowrap}
.clock.waiting{font:500 14px/1.6 var(--sans);white-space:normal;text-wrap:balance}
.clock-unit{display:block;margin-top:3px;font:9px/1.6 var(--mono);letter-spacing:.08em;color:var(--clock-muted)}
.clock.waiting+.clock-unit{display:none}
.countdown-label{font-size:14px;line-height:1.7;color:var(--clock-label);margin:0 0 15px;font-weight:500}
.last-update{font-size:12px;color:var(--clock-muted);line-height:1.9}
.last-update time{display:block;font:12px/1.8 var(--mono);color:var(--clock-label);margin-top:3px;text-wrap:pretty}
.cadence{font-size:12px;line-height:1.8;color:var(--clock-muted);margin:16px 0 0;padding-top:13px;border-top:1px solid var(--clock-rule)}
.notes{list-style:none;padding:0;margin:0;display:grid;gap:1px}
.note{display:grid;grid-template-columns:32px minmax(0,1fr);gap:13px;padding:16px 0;border-bottom:1px solid var(--line)}
.note:last-child{border-bottom:0}
.note-number{font:12px/1.8 var(--mono);color:var(--dim);padding-top:3px}
.note a{display:block;color:var(--link);font-size:16px;line-height:1.65;text-wrap:pretty}
.note-summary{color:var(--muted);font-size:13px;line-height:1.75;margin:8px 0 0;max-width:70ch}
.note-tags{display:flex;flex-wrap:wrap;gap:6px 12px;margin-top:8px;font:10px/1.8 var(--mono);color:var(--dim)}
.note-tags span::before{content:"#";color:var(--green);margin-right:3px}
.note a:hover{color:var(--green)}
.note-meta{font:11px/1.8 var(--mono);color:var(--dim);margin:6px 0 0}
.all-notes{display:inline-block;align-self:flex-start;margin-top:auto;padding-top:12px;font-size:14px;color:var(--green);border-bottom:1px solid var(--link-line)}
.resume-preview{min-width:0;border:1px solid var(--line);border-radius:7px;overflow:hidden;background:var(--card)}
.resume-pdf{display:block;width:100%;height:clamp(560px,78vh,1000px);border:0;background:#fff;color-scheme:light}
@media(max-width:650px){.resume-pdf{height:640px}}
.disclosure{padding-top:24px;border-top:1px solid var(--line);font-size:12px;line-height:1.9;color:var(--dim)}
.disclosure p{margin:0}
.disclosure .visit-counter{display:flex;flex-wrap:wrap;align-items:baseline;gap:3px 12px;margin-top:12px}
.visit-counter [data-visit-value]{color:var(--muted);font-variant-numeric:tabular-nums}
.visit-counter small{font-size:11px;color:var(--dim)}
.statusbar{display:flex;gap:16px;flex-wrap:wrap;justify-content:space-between;align-items:center;padding:8px 18px;background:var(--status-bg);border-top:1px solid var(--status-line);color:var(--status-fg);font:11px/1.5 var(--mono)}
.statusbar span{display:flex;gap:18px}
.outer-foot{margin:0 var(--page-gutter) 30px;padding:0 4px;font:11px/1.8 var(--mono);color:var(--dim);display:flex;justify-content:space-between;gap:15px}

    @media(max-width:900px){.content{padding:31px 28px 25px}
.breadcrumb{padding-right:28px}
.education li{grid-template-columns:64px minmax(0,1fr);gap:18px;padding:19px}
.school-emblem{width:64px;height:64px;padding:4px}
.school h3{font-size:17px}
.hero{grid-template-columns:minmax(0,1fr) 120px;gap:24px}
.hero h1{font-size:clamp(32px,4.3vw,40px)}
.hero h1 span{display:inline-block;margin-left:12px;font-size:20px}
}
@media(max-width:650px){body{font-size:16px}
.shell{margin:12px 10px 20px;border-radius:9px}
.workspace{display:block}
.sidebar{display:none}
.titlebar{padding:10px 12px}
.title-mark{display:none}
.window-title{margin-left:auto;margin-right:0;font-size:10px}
.content{padding:26px 20px 24px}
.breadcrumb{padding:0 16px;font-size:10px}
.editor-bar{height:38px}
.site-nav a{padding:0 14px;font-size:11px}
.hero .profile-identity{grid-column:1;min-width:0}
.hero .profile-heading{display:block;min-width:0;margin:0}
.hero .profile-heading h1{font-size:clamp(28px,8.4vw,36px);line-height:1.2;white-space:nowrap}
.hero .profile-heading h1 span{display:inline-block;margin:0 0 0 10px;font-size:clamp(16px,4.4vw,18px);letter-spacing:.02em}
.hero .profile-social{transform:none;margin:8px 0 0 -7px}
.tab{padding:0 14px;font-size:11px}
.hero{grid-template-columns:minmax(0,1fr) clamp(64px,20vw,88px);gap:18px 16px;padding-bottom:28px}
.profile-copy{display:contents}
.hero .code-comment{margin-bottom:10px;font-size:12px}
.hero h1{grid-column:1;margin-bottom:0}
.profile-avatar{grid-column:2;grid-row:1;border-radius:9px}
.hero .intro,.hero .focus-code,.hero .actions{grid-column:1/-1}
.hero .profile-experience{grid-column:1/-1;margin-top:0;padding-top:16px}
.hero .focus-code,.hero .actions{margin-top:0}
.hero h1{font-size:42px}
.hero p{font-size:15px}
.focus-code{font-size:16px;padding:8px 16px}
.section{padding:25px 0}
.section-heading{gap:9px}
.section-heading h2{font-size:19px}
.section-heading .filename{font-size:10px}
.education li{grid-template-columns:56px minmax(0,1fr);align-items:start;gap:14px;padding:16px 14px}
.school-emblem{width:56px;height:56px;margin-top:2px}
.school h3{font-size:16px;line-height:1.5;letter-spacing:-.035em;margin-bottom:8px}
.school-detail{font-size:13px}
.school-major{font-size:12px}
.research-header h3{font-size:20px}
.countdown{padding:16px;max-width:min(100%,420px)}
.countdown-top{grid-template-columns:112px minmax(0,1fr);gap:16px}
.clock-face{width:112px}
.clock{font-size:16px}
.clock.waiting{font-size:12px}
.clock-unit{font-size:8px;margin-top:2px}
.countdown-label{font-size:13px;margin-bottom:10px}
.last-update,.last-update time{font-size:11px}
.cadence{margin-top:13px;padding-top:11px}
.note{grid-template-columns:22px minmax(0,1fr);gap:9px}
.note a{font-size:15px}
.resume-box{padding:17px}
.statusbar{font-size:10px;padding:9px 12px}
.statusbar .encoding{display:none}
.outer-foot{margin:0 16px 24px;font-size:10px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}
*{transition:none!important}
}


/* Only the inner panel sticks: the sidebar itself stretches with the editor. */
.sidebar-inner{position:sticky;top:24px;max-height:calc(100vh - 48px);max-height:calc(100dvh - 48px);overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;padding:28px 0}
.files a.active{box-shadow:inset 2px 0 var(--blue)}
.theme-picker{display:flex;align-items:center;gap:3px;padding:0;border:0;background:transparent}
.theme-picker button{appearance:none;border:1px solid transparent;border-radius:4px;background:transparent;color:var(--muted);display:grid;place-items:center;width:34px;height:34px;padding:7px;cursor:pointer}
.theme-picker svg{display:block;width:18px;height:18px;pointer-events:none}
.theme-picker button:focus-visible{outline:2px solid var(--blue);outline-offset:2px}
.theme-picker button:hover{background:var(--hover);color:var(--fg)}
.theme-picker button[aria-pressed="true"]{background:transparent;color:var(--blue);border-color:transparent}
.theme-picker button[aria-pressed="true"] svg{stroke-width:2.2}
.mobile-nav{display:none}
/* Give the last chapter enough space to reach the same top reading position. */
.content>.section:last-of-type{min-height:calc(100svh - var(--anchor-offset) - 110px)}
@media(max-width:650px){
  :root{--anchor-offset:64px}
  .titlebar{gap:8px}
  .theme-picker{margin-left:auto}
  .theme-picker button{width:36px;height:36px;padding:8px}
  .mobile-nav{position:sticky;top:0;z-index:5;display:flex;gap:4px;overflow-x:auto;overscroll-behavior-x:contain;scrollbar-width:thin;padding:7px 9px;background:var(--sidebar);border-bottom:1px solid var(--line)}
  .mobile-nav a{flex:none;border-radius:4px;padding:7px 10px;font:12px/1.6 var(--sans);color:var(--muted)}
  .mobile-nav a.active{background:var(--active);color:var(--active-fg);box-shadow:inset 0 -2px var(--blue)}
  .mobile-nav a:hover{color:var(--fg);background:var(--hover)}
}

/* Research context stays beside the reading column only when both have room. */
.research-context .countdown{display:block;width:100%;max-width:none;margin:0;justify-self:stretch;padding:16px;border-radius:9px}
.research-context .countdown-top{grid-template-columns:100px minmax(0,1fr);gap:16px}
.research-context .clock-face{width:100px}
.research-context .clock{font-size:15px}
.research-context .clock.waiting{font-size:11px}
.research-context .clock-unit{font-size:7px}
.research-context .countdown-label{font-size:12px;margin-bottom:7px}
.research-context .last-update,.research-context .last-update time{font-size:10px}
.research-context .cadence{font-size:10px;line-height:1.8;margin-top:12px;padding-top:10px}
@media(max-width:1150px){
  .research-grid{grid-template-columns:minmax(0,1fr)}
  .research-reading{display:block}
  .all-notes{margin-top:12px;padding-top:0}
  .research-context{grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;align-content:start}
  .research-context .countdown{grid-column:1/-1}
}
@media(max-width:900px){
  .research-context{grid-template-columns:minmax(0,1fr)}
  .research-context .countdown{grid-column:auto}
}
@media(max-width:650px){
  .research-grid{gap:27px}
  .research-context{grid-template-columns:minmax(0,1fr);gap:14px}
  .research-header{flex-direction:row}
  .research-header p{font-size:14px}
  .research-tag{font-size:10px;padding:3px 6px}
  .research-subheading{margin-top:24px}
  .research-subheading>span{font-size:9px}
  .note{padding:20px 0}
  .note a{font-size:15px}
  .note-summary{font-size:12px}
  .research-panel{padding:17px}
  .research-context .countdown{max-width:100%;grid-column:auto}
}

.project-placeholder{min-height:80px;display:flex;align-items:center;justify-content:center;color:var(--dim)}