:root{--bg:#ffffff;--surface:#f2f6fa;--ink:#16212c;--muted:#4a5866;--accent:#a63a29;--accent-ink:#ffffff;--accent2:#1d4e7a;--line:#d3dde7;--hero-ink:#ffffff;--r:3px;--maxw:1180px;--measure:66ch;--hf:'Fjord One', Georgia, serif;--bf:'Manrope', system-ui, 'Segoe UI', sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.65 var(--bf)}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent);text-underline-offset:.18em}
h1,h2,h3,h4{font-family:var(--hf);line-height:1.18;margin:1.6em 0 .5em;font-weight:400;letter-spacing:-.01em}
h1{font-size:clamp(2rem,5vw,3.4rem);margin-top:0}
h2{font-size:clamp(1.4rem,3vw,2rem)}h3{font-size:1.2rem}
p,ul,ol,table,details{margin:0 0 1.1em}
.wrap{max-width:max(var(--maxw),min(88vw,1760px));margin:0 auto;padding:0 20px}
@media(min-width:1800px){body article.prose>:is(p,ul,ol,h2,h3,h4,blockquote,dl,details,.callout,.disclosure,.table-wrap){max-width:52rem}}
.skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;background:var(--surface);padding:8px;z-index:9}
header.site{border-bottom:1px solid var(--line);background:var(--surface)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:14px;padding-bottom:14px;flex-wrap:wrap}
.brand{font-family:var(--hf);font-weight:800;font-size:1.25rem;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:10px}
.brand svg{flex:none}
nav.main ul{list-style:none;display:flex;flex-wrap:wrap;gap:4px 18px;margin:0;padding:0}
nav.main a{color:var(--ink);text-decoration:none;font-size:.95rem;padding:4px 0;border-bottom:2px solid transparent}
nav.main a[aria-current]{border-color:var(--accent)}
.menu-btn{display:none}
@media(max-width:760px){.menu-btn{display:inline-block;background:none;border:1px solid var(--line);color:var(--ink);border-radius:var(--r);padding:6px 12px;font:inherit}
nav.main{width:100%;display:none}nav.main.open{display:block}nav.main ul{flex-direction:column;gap:6px}}
.hero{position:relative;overflow:hidden}
.hero .wrap{padding-top:56px;padding-bottom:56px}
.hero .lead{font-size:1.18rem;color:var(--muted);max-width:60ch}
.hero.full{color:var(--hero-ink);min-height:440px;display:flex;align-items:flex-end}
.hero.full img.bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero.full::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,40,66,.1),rgba(13,40,66,.7))}
.hero.full .wrap{position:relative;z-index:1;width:100%}.hero.full .lead{color:inherit;opacity:.92}
.hero.split .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.hero.split img{border-radius:var(--r);aspect-ratio:4/3;object-fit:cover;width:100%}
.hero.banner img{width:100%;max-height:380px;object-fit:cover;border-radius:var(--r);margin-top:28px}
.hero.plain{background:var(--surface);border-bottom:1px solid var(--line)}
@media(max-width:760px){.hero.split .wrap{grid-template-columns:1fr}.hero.full{min-height:340px}.hero .wrap{padding-top:36px;padding-bottom:36px}}
.page{display:grid;gap:48px;padding-top:40px;padding-bottom:64px}
.page.toc-layout{grid-template-columns:220px minmax(0,1fr)}
.page.toc-layout .toc{position:sticky;top:20px;align-self:start;font-size:.92rem;border-left:3px solid var(--accent);padding-left:14px}
.page.toc-layout .toc ul{list-style:none;padding:0;margin:0}.page.toc-layout .toc li{margin:.35em 0}
.page.toc-layout .toc a{color:var(--muted);text-decoration:none}
@media(max-width:860px){.page.toc-layout{grid-template-columns:1fr}.page.toc-layout .toc{position:static}}
/* Content uses the full container width (cards, grids, tables); only running text keeps a readable measure. */
article.prose{max-width:none;min-width:0}
article.prose>:is(p,ul,ol,h2,h3,h4,blockquote,dl,details,.callout,.disclosure,.table-wrap){max-width:47.5rem;margin-left:auto;margin-right:auto}
.page.toc-layout article.prose>*{margin-left:0;margin-right:0}
/* A heading that introduces a full-width block (cards, grid, table) lines up with that block, not the text column. */
body article.prose>:is(h2,h3):has(+ :is(.cards,nav,div,table,section,ul.grid)){max-width:none;margin-left:0;margin-right:0}
.page.wide article.prose>*{max-width:none}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;margin:0 0 1.4em}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:20px}
.card h3{margin-top:0}.card p:last-child{margin-bottom:0}
a.card{display:block;color:var(--ink);text-decoration:none}a.card:hover{border-color:var(--accent)}
.callout{border-left:4px solid var(--accent2);background:var(--surface);padding:14px 18px;border-radius:0 var(--r) var(--r) 0;margin:0 0 1.2em}
.table-wrap{overflow-x:auto;margin:0 0 1.2em}
table{border-collapse:collapse;width:100%;font-size:.95rem}
th,td{border-bottom:1px solid var(--line);padding:9px 10px;text-align:left;vertical-align:top}
th{font-family:var(--hf);background:var(--surface)}
details{border:1px solid var(--line);border-radius:var(--r);padding:10px 16px;background:var(--surface)}
summary{cursor:pointer;font-weight:600}
.steps{counter-reset:s;list-style:none;padding:0}.steps li{counter-increment:s;position:relative;padding-left:44px;margin-bottom:1em}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:30px;height:30px;border-radius:50%;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;font-weight:700;font-size:.9rem}
.btn{display:inline-block;background:var(--accent);color:var(--accent-ink);padding:10px 18px;border-radius:var(--r);text-decoration:none;font-weight:600;border:0;font:inherit;cursor:pointer}
.aff{border:1px dashed var(--accent);border-radius:var(--r);padding:16px 18px;margin:0 0 1.2em;background:var(--surface)}
.aff .tag{font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.disclosure{font-size:.88rem;color:var(--muted);border:1px solid var(--line);border-radius:var(--r);padding:10px 14px;margin:0 0 1.6em}
.meta{font-size:.88rem;color:var(--muted)}
dl dt{font-family:var(--hf);font-weight:700;margin-top:1em}dl dd{margin:.2em 0 0 0;color:var(--ink)}
footer.site{border-top:1px solid var(--line);background:var(--surface);font-size:.92rem;color:var(--muted)}
footer.site .wrap{padding-top:32px;padding-bottom:32px;display:grid;gap:18px}
footer.site ul{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px 18px}
footer.site a{color:var(--muted)}
.ft{font-size:17px}
.ft header.site{background:#1d4e7a;border-bottom:4px solid #a63a29;background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);background-size:24px 24px}
.ft .brand{color:#fff;font-weight:400;font-size:1.4rem}
.ft nav.main a{color:#dbe7f2;font-weight:600;font-size:.9rem}
.ft nav.main a:hover{color:#fff}
.ft nav.main a[aria-current]{color:#fff;border-color:#e98b73}
.ft .menu-btn{color:#fff;border-color:rgba(255,255,255,.5)}
.ft .hero{border-bottom:1px solid var(--line);background-image:linear-gradient(rgba(29,78,122,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(29,78,122,.06) 1px,transparent 1px);background-size:22px 22px;background-color:#fff}
.ft .hero .kicker{font-weight:700;font-size:.76rem;letter-spacing:.18em;text-transform:uppercase;color:#a63a29;margin:0 0 .8em}
.ft .hero .kicker::before{content:"";display:inline-block;width:26px;height:3px;background:#a63a29;vertical-align:middle;margin-right:10px}
.ft .hero h1{color:#123a5e;max-width:22ch}
.ft .hero .lead{color:#33414f}
.ft .hero.split img{border-radius:0;border:1px solid #1d4e7a;padding:8px;background:#fff;box-shadow:12px 12px 0 #1d4e7a}
.ft .hero.plain .art{display:none}
@media(min-width:900px){.ft.p-index .hero.plain .wrap{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);grid-template-rows:1fr auto auto auto 1fr;column-gap:56px}
.ft.p-index .hero.plain .wrap>:not(.art){grid-column:1}.ft.p-index .hero.plain .kicker{grid-row:2}.ft.p-index .hero.plain h1{grid-row:3}.ft.p-index .hero.plain .lead{grid-row:4;margin-bottom:0}.ft.p-index .hero.plain .art{display:block;grid-column:2;grid-row:1/6;align-self:center}}
.ft .art{background:#1d4e7a;background-image:linear-gradient(rgba(255,255,255,.1) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.1) 1px,transparent 1px);background-size:20px 20px;padding:24px;box-shadow:12px 12px 0 #a63a29}
.ft .art svg{width:100%;height:auto;display:block}
.ft .prose h2{color:#123a5e;position:relative;padding-top:.7em}
.ft .prose h2::before{content:"";position:absolute;top:0;left:0;width:48px;height:4px;background:#a63a29}
.ft .prose h3{color:#1d4e7a}
.ft .cards{grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border-top:2px solid #1d4e7a;border-left:1px solid var(--line)}
.ft .card{border:0;border-right:1px solid var(--line);border-bottom:1px solid var(--line);border-radius:0;background:#fff;padding:22px 22px 24px;position:relative}
.ft .card .no{font-family:var(--hf);color:#a63a29;font-size:1.6rem;line-height:1;display:block;margin-bottom:.4em}
.ft a.card:hover{background:#f2f6fa}
.ft a.card:hover h3{color:#a63a29}
.ft .card h3{margin:0 0 .45em}
.ft .callout{border-left:0;border-radius:0;background:#fbf1ee;border-top:3px solid #a63a29;padding:16px 22px}
.ft .callout strong:first-child{color:#8c2f20}
.ft .steps li::before{border-radius:0;background:#1d4e7a}
.ft th{background:#1d4e7a;color:#fff;font-family:var(--bf);font-size:.8rem;letter-spacing:.06em;text-transform:uppercase}
.ft tbody tr:nth-child(even) td{background:#f5f8fb}
.ft .table-wrap{border:1px solid var(--line)}
.ft details{border-radius:0;border-left:3px solid #1d4e7a}
.ft summary{color:#123a5e}
.ft dl.gl{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:0 32px}
.ft dl.gl div{border-top:1px solid var(--line);padding:.6em 0 .8em}
.ft dl.gl dt{color:#a63a29;margin:0}
.ft .ph{margin:0 0 1.6em}.ft .ph img{border:1px solid #1d4e7a;padding:6px}.ft .ph figcaption{font-size:.88rem;color:var(--muted);margin-top:.4em}
.ft footer.site{background:#123a5e;color:#c9d7e4;border-top:4px solid #a63a29}
.ft footer.site a{color:#fff}
/* Blueprint plan */
.ft .plan{margin:0 0 2em;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:28px;align-items:start}
.ft .sheet{background:#1d4e7a;background-image:linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:60px 60px,60px 60px,12px 12px,12px 12px;padding:18px 20px 16px;color:#fff;outline:1px solid rgba(255,255,255,.35);outline-offset:-8px}
.ft .sheet-t{display:flex;justify-content:space-between;font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;font-weight:700;margin:0 0 .4em;color:#cfe0f0}
.ft .sheet svg{width:100%;height:auto;display:block}
.ft .sheet .dim line{stroke:rgba(255,255,255,.55);stroke-width:1.2}
.ft .sheet .outer{fill:none;stroke:#fff;stroke-width:7}
.ft .sheet .r rect{stroke:#fff;stroke-width:3;transition:fill .15s}
.ft .sheet .r.cosmetic rect{fill:rgba(255,255,255,.05)}
.ft .sheet .r.moderate rect{fill:rgba(233,139,115,.3)}
.ft .sheet .r.major rect{fill:rgba(196,72,50,.72)}
.ft .sheet .r:hover rect,.ft .sheet .r:focus rect{fill:rgba(255,255,255,.28)}
.ft .sheet .r circle{fill:#fff}
.ft .sheet .r text{font-family:var(--bf);text-anchor:middle;fill:#fff}
.ft .sheet .r text.n{fill:#1d4e7a;font-weight:700;font-size:14px}
.ft .sheet .r text.nm{font-family:var(--hf);font-size:19px}
.ft .sheet .door{fill:none;stroke:#fff;stroke-width:1.5;stroke-dasharray:4 3}
.ft .key{list-style:none;padding:0;margin:.8em 0 0;display:grid;gap:6px;font-size:.86rem;color:#e3edf7}
.ft .key strong{color:#fff;margin-right:.3em}
.ft .sw{display:inline-block;width:16px;height:12px;border:2px solid #fff;vertical-align:-1px;margin-right:8px}
.ft .key .cosmetic .sw{background:transparent}.ft .key .moderate .sw{background:rgba(233,139,115,.55)}.ft .key .major .sw{background:#c44832}
.ft .rms{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px}
.ft .rm{border:1px solid var(--line);border-top:4px solid #9fb4c8;padding:12px 14px;background:#fff;font-size:.92rem;scroll-margin-top:20px}
.ft .rm.moderate{border-top-color:#e98b73}.ft .rm.major{border-top-color:#a63a29}
.ft .rm:target{outline:3px solid #1d4e7a;outline-offset:2px}
.ft .rm-h{font-family:var(--hf);font-size:1.08rem;color:#123a5e;margin:0 0 .4em;display:flex;align-items:center;gap:8px}
.ft .rm-h .n{display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:#1d4e7a;color:#fff;font-family:var(--bf);font-size:.78rem;font-weight:700;flex:none}
.ft .rm-h .lv{margin-left:auto;font-family:var(--bf);font-size:.68rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#a63a29}
.ft .rm ul{margin:0 0 .5em;padding-left:1.1em}.ft .rm li{margin:.1em 0}
.ft .rm .pm{margin:0;color:var(--muted);font-size:.84rem;border-top:1px dashed var(--line);padding-top:.45em}
.ft .sys-h{font-weight:700;font-size:.76rem;letter-spacing:.16em;text-transform:uppercase;color:#1d4e7a;margin:1.2em 0 .5em}
.ft .sys{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px}
.ft .sys li{border:1px solid #1d4e7a;padding:5px 10px;font-size:.86rem;background:#fff}
.ft .sys li span{font-size:.66rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;margin-left:8px;color:#4a5866}
.ft .sys li.major{background:#fbf1ee;border-color:#a63a29}.ft .sys li.major span{color:#a63a29}
.ft .plan figcaption{grid-column:1/-1;font-size:.86rem;color:var(--muted);margin-top:-.4em}
@media(min-width:1700px){.ft .cards{grid-template-columns:repeat(6,minmax(0,1fr))}}
@media(max-width:900px){.ft .cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.ft .cards{grid-template-columns:1fr}}
@media(max-width:1100px){.ft .plan{grid-template-columns:1fr}}
@media(max-width:600px){.ft .sheet{padding:12px}.ft .sheet .r text.nm{font-size:16px}.ft .rms{grid-template-columns:1fr}}
@media(min-width:1800px){.ft .plan{grid-template-columns:minmax(0,1.1fr) minmax(0,1fr)}.ft .rms{grid-template-columns:repeat(2,minmax(0,1fr))}}
/* Phase track */
body.ft article.prose>ol.track{max-width:none}
.ft .track{list-style:none;padding:0;margin:0 0 2em;display:grid;grid-template-columns:repeat(7,minmax(0,1fr));border-top:6px solid #1d4e7a;position:relative}
.ft .track li{padding:16px 14px 14px;border-right:1px dashed var(--line);position:relative;background:#fff}
.ft .track li:nth-child(odd){background:#f5f8fb}
.ft .track li::before{content:"";position:absolute;top:-13px;left:14px;width:14px;height:14px;border:3px solid #1d4e7a;background:#fff;transform:rotate(45deg)}
.ft .track li:last-child::before{background:#a63a29;border-color:#a63a29}
.ft .ph-n{font-family:var(--hf);color:#123a5e;font-size:1.12rem;margin:0 0 .4em}
.ft .ph-n span{display:block;font-family:var(--bf);font-weight:700;font-size:.72rem;letter-spacing:.14em;color:#a63a29}
.ft .ph-d{font-size:.9rem;margin:0 0 .6em}
.ft .ph-g{font-size:.84rem;color:var(--muted);margin:0;border-top:1px solid var(--line);padding-top:.5em}
@media(max-width:1100px){.ft .track{grid-template-columns:repeat(2,minmax(0,1fr))}.ft .track li{border-bottom:1px dashed var(--line)}}
@media(max-width:600px){.ft .track{grid-template-columns:1fr;border-top:0;border-left:6px solid #1d4e7a}.ft .track li::before{top:18px;left:-16px}}