@font-face {
  font-family: 'Bricolage Grotesque';
  font-style: normal;
  font-weight: 400 800;
  font-stretch: 100%;
  font-display: swap;
  src: url(fonts/bricolage-vietnamese-400-800.woff2) format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Bricolage Grotesque';
  font-style: normal;
  font-weight: 400 800;
  font-stretch: 100%;
  font-display: swap;
  src: url(fonts/bricolage-latin-ext-400-800.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Bricolage Grotesque';
  font-style: normal;
  font-weight: 400 800;
  font-stretch: 100%;
  font-display: swap;
  src: url(fonts/bricolage-latin-400-800.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(fonts/jetbrains-vietnamese-400.woff2) format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(fonts/jetbrains-latin-ext-400.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(fonts/jetbrains-latin-400.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(fonts/jetbrains-vietnamese-400.woff2) format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(fonts/jetbrains-latin-ext-400.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(fonts/jetbrains-latin-400.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
:root{--bg:#121110;--panel:#1b1917;--line:#35302b;--text:#ece6dc;--mute:#9a9186;--amber:#e8a33d;--copper:#b5622f;
--paper:#efe9dd;--ink:#16130f;--pmute:#6d655a;--prule:#cfc6b6}
*{box-sizing:border-box;margin:0}
html{background:var(--bg);scroll-behavior:smooth}
body{font-family:'Bricolage Grotesque',system-ui,sans-serif;color:var(--text);background:var(--bg);line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:inherit}
img{max-width:100%}
.mono{font-family:'JetBrains Mono',monospace;font-size:11.5px;letter-spacing:.05em;text-transform:uppercase}
.wrap{padding-left:40px;padding-right:40px}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px}
.paper :focus-visible{outline-color:var(--copper)}
.contact :focus-visible{outline-color:var(--ink)}
.skip{position:absolute;left:-9999px;top:8px;background:var(--amber);color:#1a1208;padding:8px 14px;z-index:10}
.skip:focus{left:8px}

/* top bar */
.top{display:flex;justify-content:space-between;align-items:center;color:var(--mute);padding-top:24px;gap:16px}
.top>a,.top>span{white-space:nowrap}
.top nav{display:flex;gap:26px}
.top a{text-decoration:none;transition:color .15s}
.top a:hover,.top a[aria-current]{color:var(--amber)}

/* opening */
.open{position:relative;min-height:100vh;padding:0 40px 32px;display:grid;grid-template-columns:minmax(0,6fr) minmax(0,5fr);grid-template-rows:auto 1fr auto;column-gap:56px;overflow:hidden}
.open .top{grid-column:1/-1;padding-left:0;padding-right:0}
.copy{align-self:center;padding-top:24px}
.pre{color:var(--amber);margin-bottom:22px}
h1{font-weight:600;font-size:clamp(30px,3.9vw,60px);line-height:1.04;letter-spacing:-.025em;max-width:17ch}
h1 em{font-style:normal;color:var(--amber)}
.sub{margin-top:26px;max-width:46ch;color:#cbc3b7;font-size:18px}
.engage{margin-top:32px;display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-block;padding:13px 20px;background:var(--amber);color:#1a1208;text-decoration:none;font-weight:600;font-size:15px;border:1px solid var(--amber);transition:filter .15s}
.btn.ghost{background:transparent;color:var(--text);border-color:var(--line)}
.btn:hover{filter:brightness(1.1)}
.portrait{position:relative;align-self:center;justify-self:end;width:min(100%,500px);container-type:inline-size;margin-right:10px}
.portrait::before{content:"";position:absolute;inset:14px -10px -10px 14px;background:rgba(181,98,47,.5);z-index:0}
.portrait img{position:relative;z-index:1;display:block;width:100%;height:auto;aspect-ratio:1/1.05;object-fit:cover;object-position:50% 18%}
.bigname{position:absolute;z-index:2;right:0;bottom:-.15em;font-weight:800;font-size:33cqw;letter-spacing:-.06em;line-height:1;color:var(--text);text-shadow:0 0 36px rgba(18,17,16,.5);pointer-events:none;white-space:nowrap}
.strip{grid-column:1/-1;display:flex;justify-content:space-between;align-items:end;color:var(--mute);margin-top:36px;padding-top:20px;border-top:1px solid var(--line);gap:16px;flex-wrap:wrap}
.strip b{color:var(--text);font-weight:500}

/* generic sections */
section.block{padding:96px 40px 104px}
.head{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,5fr);gap:48px;align-items:end;margin-bottom:44px}
h2{font-weight:600;font-size:clamp(30px,3.4vw,50px);line-height:1.05;letter-spacing:-.02em;max-width:17ch}

/* four scales: scroll-linked */
.scales{background:var(--panel);border-top:1px solid var(--line)}
.scale{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,7fr);gap:56px}
.rail{position:sticky;top:12vh;align-self:start;height:min(70vh,520px);display:flex;flex-direction:column;justify-content:center;gap:22px}
.rings{width:min(100%,340px);aspect-ratio:1;display:block}
.rings circle{fill:none;stroke:var(--line);stroke-width:1.5;transition:stroke .5s,stroke-width .5s,opacity .5s}
.rings circle.on{stroke:var(--amber)}
.rings circle.cur{stroke-width:4}
.rings .core{fill:var(--amber);stroke:none}
.railidx{color:var(--amber)}
.railname{font-weight:600;font-size:clamp(28px,3vw,44px);line-height:1.05;letter-spacing:-.02em}
.step{min-height:46vh;display:flex;flex-direction:column;justify-content:center;gap:14px;padding:28px 0;border-top:1px solid var(--line)}
.js .step{opacity:.5;transform:translateY(10px);transition:opacity .5s,transform .5s}
.js .step.on{opacity:1;transform:none}
.step .for{color:var(--amber)}
.step h3{font-weight:600;font-size:clamp(26px,2.6vw,38px);line-height:1.08;letter-spacing:-.02em;max-width:18ch}
.step p{color:#cbc3b7;font-size:17px;max-width:54ch}
.step .src{padding-top:4px;color:var(--mute);font-size:13px}
.step .src a{text-decoration:none;border-bottom:1px solid var(--line);transition:color .15s,border-color .15s}
.step .src a:hover{color:var(--amber);border-color:var(--amber)}

/* headline trace */
.trace{margin-top:28px;max-width:600px}
.trace canvas{display:block;width:100%;height:104px}
.tracecap{display:flex;justify-content:space-between;align-items:baseline;color:var(--mute);margin-top:8px;font-size:12px}
.tracecap b{color:var(--amber);font-weight:500;font-size:15px;letter-spacing:.06em;text-transform:uppercase;font-family:'JetBrains Mono',monospace;transition:color .2s}
.tracecap b.bad{color:#e0764a}

/* typographic moments */
.pull{padding:120px 40px}
.pull.alt{background:var(--panel);border-top:1px solid var(--line)}
.pull p{font-weight:800;font-size:clamp(36px,7vw,112px);line-height:.98;letter-spacing:-.045em;max-width:15ch}
.pull em{font-style:normal;color:var(--amber)}

/* ask */
.ask{border-top:1px solid var(--line)}
.ask h2{margin-bottom:12px}
.ask .lede{color:var(--mute);max-width:46ch;margin-bottom:44px}
.qa details{border-top:1px solid var(--line)}
.qa details:last-child{border-bottom:1px solid var(--line)}
.qa summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:24px;align-items:baseline;padding:26px 0;font-weight:500;font-size:clamp(22px,2.3vw,32px);line-height:1.15;letter-spacing:-.015em}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"+";color:var(--amber);font-weight:400;font-size:1.3em;line-height:1;transition:transform .2s}
.qa details[open] summary::after{transform:rotate(45deg)}
.qa summary:hover{color:var(--amber)}
.qa .qlink{padding-top:0;margin-top:-14px;font-size:13px}
.qa .qlink a{color:var(--mute);text-decoration:none;border-bottom:1px solid var(--line);transition:color .15s,border-color .15s}
.qa .qlink a:hover{color:var(--amber);border-color:var(--amber)}
.qa p{color:#cbc3b7;font-size:18px;line-height:1.6;max-width:62ch;padding-bottom:30px}

/* next: Hanoi */
.next{background:var(--panel);border-top:1px solid var(--line)}
.next .cols{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:64px}
.next h2{max-width:11ch}
.next .tagline{color:var(--amber);margin-bottom:20px}
.next .lead{color:#cbc3b7;font-size:18px;max-width:50ch;margin-top:26px}
.focus{border-top:1px solid var(--line);padding:26px 0;display:grid;grid-template-columns:150px minmax(0,1fr);gap:24px}
.focus:last-of-type{border-bottom:1px solid var(--line)}
.focus .mono{color:var(--amber);padding-top:4px}
.focus p{color:#cbc3b7;font-size:18px;max-width:52ch}
.next .after{color:var(--mute);font-size:16px;max-width:52ch;margin-top:26px}

/* reading section (cream) */
.paper{background:var(--paper);color:var(--ink)}
.paper h2{max-width:none;margin-bottom:64px}
.idea{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:64px;padding:56px 0;border-top:1px solid var(--prule)}
.idea:last-child{padding-bottom:0}
.idea h3{font-weight:600;font-size:clamp(28px,2.9vw,42px);line-height:1.06;letter-spacing:-.02em;max-width:13ch}
.prose{max-width:62ch}
.prose p{font-size:18px;line-height:1.6;color:#2b261f}
.prose p+p{margin-top:16px}
.sources{margin-top:22px;display:flex;flex-wrap:wrap;gap:6px 22px;font-size:13px;color:var(--pmute)}
.sources a{text-decoration:none;border-bottom:1px solid var(--prule);transition:color .15s,border-color .15s}
.sources a:hover{color:var(--copper);border-color:var(--copper)}

/* story */
.story{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:56px;align-items:center}
.story img{display:block;width:100%;height:auto}
.story figcaption{margin-top:10px;color:var(--mute)}
.story h2{margin-bottom:26px}
.story p{color:#cbc3b7;font-size:17px;max-width:54ch}
.story p+p{margin-top:16px}
.story p.roles{margin-top:30px;border-top:1px solid var(--line);padding-top:16px;color:var(--mute);font-size:14px;max-width:60ch}
.roles b{color:var(--text);font-weight:500}

/* contact */
.contact{background:var(--copper);color:#1c0f07}
.contact .inner{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:48px;align-items:end}
.contact h2{max-width:15ch;color:#1c0f07}
.contact p{max-width:48ch;margin-top:20px;font-size:18px}
.mailbtn{display:inline-block;margin-top:26px;padding:14px 22px;background:#1c0f07;color:var(--text);text-decoration:none;font-weight:600;font-size:16px;transition:background .15s;overflow-wrap:anywhere}
.mailbtn[hidden]{display:none}
.mailbtn:hover{background:#000}
.links{display:grid;gap:0}
.links .lab{margin-bottom:6px;opacity:.75}
.links a{display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid rgba(28,15,7,.35);text-decoration:none;font-weight:600;transition:padding-left .15s}
.links a:hover{padding-left:6px}
footer{padding:28px 40px;display:flex;justify-content:space-between;color:var(--mute);gap:16px;flex-wrap:wrap}

/* archive */
.arch-head{padding:56px 40px 28px}
.arch-head h1{max-width:none;font-size:clamp(34px,4.6vw,72px)}
.arch-head p{color:var(--mute);margin-top:16px;max-width:60ch}
.stats{display:flex;gap:36px;flex-wrap:wrap;margin-top:26px;color:var(--mute)}
.stats b{display:block;color:var(--text);font-size:30px;font-weight:600;letter-spacing:-.02em;font-family:'Bricolage Grotesque'}
.stats small{display:block;font-size:11px}
.tools{position:sticky;top:0;z-index:5;background:var(--bg);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px 40px;display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.tools input,.tools select{background:var(--panel);color:var(--text);border:1px solid var(--line);padding:11px 14px;font:inherit;font-size:15px;min-width:0}
.tools input{flex:1 1 280px}
.count{color:var(--mute);margin-left:auto}
.list{padding:0 40px 80px}
.pub{display:grid;grid-template-columns:70px minmax(0,1fr) 110px;gap:24px;padding:22px 0;border-bottom:1px solid var(--line)}
.pub .yr{color:var(--amber);padding-top:4px}
.pub h3{font-weight:500;font-size:19px;line-height:1.25}
.pub h3 a{text-decoration:none}.pub h3 a:hover{color:var(--amber)}
.pub .meta{color:var(--mute);font-size:14px;margin-top:4px}
.pub .au{color:var(--mute);font-size:13px;margin-top:2px}
.pub .acts{display:flex;gap:18px;flex-wrap:wrap;margin-top:8px;align-items:baseline}
.pub .acts a{color:var(--copper);text-decoration:none}.pub .acts a:hover{color:var(--amber)}
.pub details{margin-top:8px}
.pub summary{cursor:pointer;color:var(--copper)}
.pub details p{margin-top:8px;font-size:14px;color:#bdb5a9;max-width:80ch}
.pub .cit{text-align:right;color:var(--mute)}
.pub .cit b{display:block;font-size:22px;color:var(--text);font-weight:500;font-family:'Bricolage Grotesque'}
.more{display:block;margin:36px auto 0;cursor:pointer;font:inherit}
.empty{padding:60px 0;color:var(--mute);max-width:60ch}
.empty.err{color:var(--text);border:1px solid var(--copper);padding:20px 22px;margin-top:28px}

@media (max-width:900px){
  .wrap,section.block,.arch-head,.list,.tools,footer{padding-left:20px;padding-right:20px}
  .open{padding:0 20px 24px;grid-template-columns:1fr;grid-template-rows:none;row-gap:0;min-height:0}
  .copy{display:contents}
  .open .top{order:0;flex-direction:column;align-items:flex-start;gap:12px;padding-top:18px}
  .top nav{width:100%;justify-content:space-between;gap:10px}
  .pre{order:1;margin:28px 0 12px}
  h1{order:2}
  .portrait{order:3;justify-self:start;width:calc(100% - 10px);max-width:520px;margin:28px 10px 0 0}
  .portrait::before{inset:10px -8px -8px 10px}
  .portrait img{aspect-ratio:1/.82;object-position:50% 22%}
  .bigname{font-size:32cqw;right:0}
  .sub{order:4;margin-top:30px}
  .engage{order:5;margin-top:24px}
  .strip{order:6;margin-top:32px;font-size:11.5px}
  section.block{padding-top:60px;padding-bottom:68px}
  .head{grid-template-columns:1fr;gap:16px}
  .scale{grid-template-columns:1fr;gap:0}
  .rail{position:sticky;top:0;z-index:4;height:auto;flex-direction:row;align-items:center;gap:14px;background:var(--panel);padding:10px 0;margin:0 -20px 8px;padding-left:20px;border-bottom:1px solid var(--line)}
  .rings{width:52px}
  .railname{font-size:22px}
  .step{min-height:0;padding:30px 0}
  .trace{order:2;margin-top:18px}
  .pull{padding:72px 20px}
  .next .cols{grid-template-columns:1fr;gap:32px}
  .focus{grid-template-columns:1fr;gap:6px}
  .mono{font-size:12px}
  .top nav a:nth-child(3),.top nav a:nth-child(4){display:none}
  .trace canvas{height:84px}
  .paper h2{margin-bottom:36px}
  .idea{grid-template-columns:1fr;gap:20px;padding:40px 0}
  .idea h3{max-width:none}
  .story,.contact .inner{grid-template-columns:1fr;gap:32px}
  .pub{grid-template-columns:1fr;gap:6px}.pub .cit{text-align:left;display:flex;gap:8px;align-items:baseline}.pub .cit b{font-size:15px}
  .tools{position:static}.count{margin-left:0;width:100%}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .step{opacity:1;transform:none}
  *,*::before,*::after{transition:none!important;animation:none!important}
}