@font-face{font-family:Be;src:url(BeVietnam-Regular.ttf)}@font-face{font-family:Be;src:url(BeVietnam-Bold.ttf);font-weight:700}
:root{--teal:#00b1ac;--deep:#007e7a;--ink:#1b232c;--slate:#5a6878;--line:#d9dee4;--soft:#f3f5f7}*{box-sizing:border-box}body{margin:0;background:white;color:var(--ink);font:16px/1.55 Be,sans-serif}a{color:var(--deep);text-decoration:none}a:hover{text-decoration:underline}button{font:inherit;cursor:pointer}a:focus-visible,button:focus-visible{outline:3px solid var(--deep);outline-offset:4px}img{display:block;max-width:100%}.skip{position:fixed;top:-80px;padding:12px 20px;background:white;z-index:10}.skip:focus{top:0}.prototype{background:var(--soft);font-size:12px;padding:8px 4%;display:flex;justify-content:space-between;gap:20px}.prototype a{text-decoration:underline}.mast{min-height:88px;padding:12px 4%;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:20px;font-weight:700;color:var(--ink)}.brand img{height:60px;width:60px;object-fit:contain}.mast nav{display:flex;gap:28px;font-size:14px}.container{max-width:1440px;margin:auto;padding:0 48px}.breadcrumb{display:flex;gap:12px;font-size:13px;color:var(--slate);padding-top:28px}.heading{display:flex;justify-content:space-between;align-items:flex-start;gap:32px;padding:28px 0 16px}.eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:.08em;font-weight:700;color:var(--deep);margin:0 0 12px}h1{font-size:48px;line-height:1.15;letter-spacing:-.025em;color:var(--deep);margin:0 0 16px}h2,h3{color:var(--deep)}.summary{max-width:860px;color:var(--slate);font-size:18px;margin:0}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--line);border-radius:6px;padding:12px 16px;background:white;color:var(--deep);font-size:14px;font-weight:700}.heading .button{flex-shrink:0;margin-top:24px}.status{margin:0;min-height:24px;font-size:13px;color:var(--deep)}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:32px;align-items:start}.workspace>*{min-width:0}.stage{border:1px solid var(--line);border-radius:10px;overflow:hidden}.stage-bar,.stage-bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px 20px;background:var(--soft);font-size:13px}.stage-bar{font-weight:700;border-bottom:1px solid var(--line)}.stage-bar button{border:0;background:none;color:var(--deep);font-size:13px;font-weight:700;padding:4px}.stage-bottom{border-top:1px solid var(--line);font-size:12px;color:var(--slate)}.canvas{position:relative;background:var(--teal)}iframe{width:100%;height:var(--embed-height,520px);display:block;border:0;background:var(--teal)}.loading{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:var(--teal);color:white;font-size:20px;font-weight:700}.loading[hidden]{display:none}.how-to{display:flex;align-items:flex-start;gap:16px;font-size:14px;color:var(--slate);margin:20px 0 0}.how-to strong{white-space:nowrap;color:var(--deep)}.detail-card{border:1px solid var(--line);border-radius:10px;padding:24px}.detail-card h2{font-size:24px;margin:0 0 24px}dl{margin:0}dl>div{padding:12px 0;border-top:1px solid var(--line)}dt{font-size:12px;color:var(--slate);margin:0 0 4px}dd{font-size:14px;margin:0;font-weight:700}.source{width:100%;margin-top:20px;border-color:var(--deep);background:var(--deep);color:white;font-size:13px}.secondary-link{display:block;margin-top:16px;font-size:13px;text-decoration:underline}.source-note{font-size:12px;color:var(--slate);margin-bottom:0}.data-card{margin-top:24px;padding:0 8px;font-size:14px}.data-card h3{font-size:18px;margin:0 0 12px}.data-card .muted{font-size:12px;color:var(--slate)}.about{padding:48px 0 0}.about h2{font-size:30px;margin:0 0 16px}.about>p:not(.eyebrow){font-size:18px;max-width:840px}.notes-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-top:28px}.notes-grid h3{font-size:18px;margin:0 0 12px}.notes-grid p{font-size:14px;color:var(--slate);margin:0}.related{padding:64px 0}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:24px}.section-heading h2{margin:0;font-size:30px}.section-heading>a{font-size:14px}.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.related-card{border:1px solid var(--line);border-radius:6px;overflow:hidden}.related-card img{width:100%;aspect-ratio:2/1;object-fit:cover}.related-card div{padding:20px}.related-card span{font-size:12px;color:var(--slate)}.related-card h3{font-size:18px;margin:8px 0 0}footer{border-top:1px solid var(--line);padding:24px 4%;display:flex;justify-content:space-between;gap:24px;font-size:12px;color:var(--slate)}.workspace.wide{grid-template-columns:1fr}.workspace.wide .details{display:grid;grid-template-columns:1fr 1fr;gap:32px}.workspace.wide .detail-card dl{display:grid;grid-template-columns:1fr 1fr;gap:0 24px}.workspace.wide iframe{height:650px}
@media(max-width:1050px){.container{padding:0 28px}.workspace{grid-template-columns:minmax(0,1fr) 280px;gap:24px}.detail-card{padding:20px}h1{font-size:36px}.heading{display:block}.heading .button{margin-top:16px}}
@media(max-width:780px){.container{padding:0 20px}.mast{padding:12px 16px;min-height:76px}.mast nav{display:none}.brand{gap:12px;font-size:14px}.brand img{height:52px;width:52px}.prototype{font-size:11px;padding:8px 16px}.prototype span{max-width:240px}.breadcrumb{padding-top:20px}.heading{padding-top:24px}.summary{font-size:16px}h1{font-size:30px}.workspace{display:flex;flex-direction:column;gap:32px}.visual-column{display:contents}.stage{width:100%;order:0}.how-to{order:1;margin:0}.details{order:2;width:100%;display:block}.about{order:3;padding-top:8px}.about h2{font-size:24px}.notes-grid{grid-template-columns:1fr;gap:24px}.stage-bar,.stage-bottom{padding:12px}.stage-bottom{align-items:flex-start}.stage-bottom span{max-width:150px}iframe{height:var(--mobile-height,660px)}.stage-bar button{display:none}.about>p:not(.eyebrow){font-size:16px}.related{padding:40px 0}.related-grid{grid-template-columns:1fr}.section-heading h2{font-size:24px}.section-heading a{max-width:110px;text-align:right}.related-card{display:grid;grid-template-columns:120px 1fr}.related-card img{height:100%;aspect-ratio:auto}.related-card div{padding:16px}.related-card h3{font-size:16px}footer{display:block;padding:24px 20px}footer span{display:block;margin:8px 0}.workspace.wide .details{display:block}.workspace.wide iframe{height:var(--mobile-height,660px)}}