*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
:root{--ink:#0F1B22;--teal:#1E4652;--blue:#1F5FD1;--green:#2E6B4F;--amber:#9A5B00;--red:#B42318;--line:#CBD3D7;--soft:#F4F6F6;--mut:#3A4951;--mut2:#4A5A63;--lt:#C9D3D8;--dim:#9FB3BC;--mid:#23313A}
body{margin:0;background:#fff;color:var(--ink);font:17px/1.55 'Source Sans 3',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif}
a{color:var(--teal)}a:hover{color:var(--ink)}img{max-width:100%}
h1,h2,h3,.serif{font-family:'Source Serif 4',Georgia,'Times New Roman',serif;font-weight:600;letter-spacing:-.005em}
.mono{font-family:'IBM Plex Mono',ui-monospace,Menlo,Consolas,monospace}
.wrap{max-width:1280px;margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:8px}.skip:focus{left:8px;z-index:9}
header.top{background:var(--ink);color:#fff}header.top .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;padding-top:16px;padding-bottom:16px}
.brand{text-decoration:none;color:#fff;display:flex;flex-direction:column;line-height:1.15}.brand .n{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.brand .pv{font-family:'Source Serif 4',Georgia,serif;font-size:28px;font-weight:600}.brand .tg{font-size:14px;font-weight:600;color:var(--lt)}.brand .st{font-size:13px;color:var(--lt)}
nav.main{display:flex;gap:24px;align-items:center;flex-wrap:wrap}nav.main a{text-decoration:none;font-size:15px;color:#fff}nav.main a.hi{font-size:16px;font-weight:700;border-bottom:2px solid #fff;padding-bottom:2px}
nav.main a.lang{font-weight:600}nav.main a.btn{background:var(--blue);font-weight:600;font-size:16px;padding:11px 18px;border-radius:4px;min-height:44px;display:inline-flex;align-items:center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;text-decoration:none;font:inherit;font-weight:700;font-size:18px;padding:13px 24px;border-radius:4px;min-height:50px;border:0;cursor:pointer}
.btn.blue{background:var(--blue);color:#fff}.btn.white{background:#fff;color:var(--ink)}.btn.ghost{background:transparent;color:#fff;border:2px solid #fff}.btn[disabled]{opacity:.6;cursor:wait}
.hero{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:40px;align-items:start;padding:52px 0 40px}
.hero .copy{display:flex;flex-direction:column;gap:20px;min-width:0}
.eyebrow{margin:0;font-family:'IBM Plex Mono',ui-monospace,monospace;font-size:13px;letter-spacing:.04em;color:var(--teal)}
.hero h1{margin:0;font-size:50px;line-height:1.08}.hero .sub{margin:0;font-size:19px;color:var(--mid)}
.seg{display:flex;flex-wrap:wrap;border:2px solid var(--ink);border-radius:4px;overflow:hidden}
.seg button{font:inherit;font-size:15px;font-weight:600;padding:10px 14px;min-height:44px;border:0;background:#fff;color:var(--ink);cursor:pointer;border-right:1px solid var(--line);flex:1 1 auto}
.seg button:last-child{border-right:0}.seg button[aria-pressed=true]{background:var(--ink);color:#fff}
.field{display:flex;flex-direction:column;gap:10px}.field label{font-size:16px;font-weight:600;color:var(--ink)}.field .note a{font-weight:600;color:var(--teal)}
.field input[type=text]{font:inherit;font-size:18px;padding:13px 16px;border:2px solid var(--ink);background:#fff;color:var(--ink);min-height:52px;width:100%;border-radius:4px}
.field .row{display:flex;gap:10px;flex-wrap:wrap}.field .row input{flex:1 1 260px}
.note{margin:0;font-size:14px;color:var(--mut)}
.res{display:none;gap:12px;align-items:flex-start;border:1px solid var(--line);border-left:4px solid var(--green);padding:14px 16px;background:var(--soft)}
.res.show{display:flex}.res.req{border-left-color:var(--amber)}.res.none{border-left-color:var(--mut2)}.res.unk{border-left-color:var(--red)}
.res svg{flex:none;margin-top:2px}.res p{margin:0}.res .h{font-weight:600}.res .p{font-size:15px;color:var(--mid)}.res .unit{margin:10px 0 0;display:flex;flex-direction:column;gap:4px;font-size:14px;color:var(--mut)}.res .unit button.b{font:inherit;font-weight:700;font-size:15px;background:var(--blue);color:#fff;border:0;border-radius:4px;padding:9px 14px;cursor:pointer;min-height:42px}.res .unit{flex-direction:row;flex-wrap:wrap;align-items:center;gap:8px}.res .unit label{flex-basis:100%}
.res .unit input{font:inherit;font-size:16px;padding:9px 12px;border:1px solid var(--ink);border-radius:4px;max-width:260px;background:#fff;color:var(--ink)}
.res .regs{margin-top:8px;font-size:14px;color:var(--mid)}.res .regs ul{margin:6px 0 0;padding:0;list-style:none;font-size:14px;columns:2;column-gap:18px}.res .regs li{margin:2px 0}
.res .mailbox{margin-top:12px;border-top:1px solid var(--line);padding-top:12px}.res .mailbox .rh{margin:0 0 4px;font-weight:700;font-size:17px}.res .mailbox ol{margin:8px 0;padding-left:22px;font-size:15px;color:var(--mid)}.res .mailbox ol li{margin:2px 0}.res .mailbox .done{margin-top:8px;font-weight:600;color:var(--green)}.res .mailbox textarea{width:100%;font:inherit;font-size:14px;font-family:'IBM Plex Mono',ui-monospace,monospace;padding:10px;border:1px solid var(--ink);border-radius:4px;background:#fff;color:var(--ink);resize:vertical}.res .mailbox .act .b{font:inherit;font-weight:700;font-size:16px;background:var(--blue);color:#fff;border:0;border-radius:4px;padding:10px 18px;min-height:44px;cursor:pointer}.res .mailbox .lnk{font-weight:600}
.res .act{margin-top:8px;display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.res .act a.b{display:inline-flex;align-items:center;background:var(--blue);color:#fff;text-decoration:none;font-weight:700;font-size:16px;padding:10px 18px;border-radius:4px;min-height:44px}
.mapfig{margin:0;min-width:0;display:flex;flex-direction:column;background:var(--ink);border-radius:6px;overflow:hidden}
.mapfig img{width:100%;height:auto;display:block;padding:18px}.mapfig figcaption{display:flex;gap:22px;flex-wrap:wrap;font-size:14px;color:var(--lt);padding:12px 18px 16px;border-top:1px solid #2B3B45}
.mapfig .sw{width:14px;height:14px;display:inline-block;margin-right:8px;vertical-align:-2px}.mapfig .grow{flex-basis:100%;color:#fff;font-weight:600}
#live{display:none;flex-direction:column;background:var(--ink);border-radius:6px;overflow:hidden;min-width:0}#live.show{display:flex}.mapfig.off{display:none}
#map{height:560px;background:#223;cursor:crosshair}#map.wheel-off::after{content:attr(data-wheel);position:absolute;left:50%;bottom:10px;transform:translateX(-50%);background:rgba(15,27,34,.85);color:#fff;font-size:13px;padding:5px 10px;border-radius:4px;z-index:800;pointer-events:none}
#map .mstat{position:absolute;left:50%;top:10px;transform:translateX(-50%);z-index:800;font-size:13px;background:rgba(15,27,34,.85);color:#fff;padding:4px 10px;border-radius:4px;display:none;pointer-events:auto}#map .mstat.on{display:block}#map .mstat.err{background:#B42318}#map .mstat a{color:#fff;font-weight:700}
#live .bar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;padding:10px 14px;color:var(--lt);font-size:14px}#live .bar .hint{flex-basis:100%;color:#fff}#live .bar .credit{flex-basis:100%;font-size:12px;color:var(--dim)}#live .bar .back{color:var(--lt);font-size:13px}
#live .bar button{font:inherit;font-size:14px;padding:6px 10px;min-height:34px;border:1px solid var(--lt);border-radius:4px;background:transparent;color:#fff;cursor:pointer}
#live .bar button[aria-pressed=true]{background:#fff;color:var(--ink)}#live .bar label{display:inline-flex;gap:6px;align-items:center;color:#fff}
.band{background:var(--soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.band .wrap{padding-top:44px;padding-bottom:44px}
.area-h{display:flex;justify-content:space-between;align-items:baseline;gap:24px;flex-wrap:wrap;margin-bottom:20px}.area-h h2{margin:0;font-size:34px;line-height:1.15}.area-h p{margin:0;color:var(--mid)}
.prov{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.prov div{background:#fff;border:1px solid var(--line);border-top:4px solid var(--teal);padding:16px}.prov div.full{border-top-color:var(--blue)}
.prov strong{font-size:18px}.prov .c{display:block;font-family:'IBM Plex Mono',ui-monospace,monospace;font-size:13px;color:var(--mut2)}.prov .w{font-size:15px}
.trust{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;padding:52px 0}.trust p{margin:0}
.howbox{text-decoration:none;color:#fff;display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);background:var(--ink);border-radius:6px;overflow:hidden;margin-bottom:64px}
.howbox .t{padding:44px 40px;display:flex;flex-direction:column;gap:14px;justify-content:center}.howbox .t .eyebrow{color:var(--dim)}
.howbox h2{margin:0;font-size:38px;line-height:1.12;color:#fff}.howbox p{margin:0;font-size:18px;color:var(--lt)}
.howbox .cta{display:inline-flex;align-items:center;gap:10px;background:#fff;color:var(--ink);font-weight:700;font-size:18px;padding:13px 24px;border-radius:4px;width:fit-content;margin-top:6px}
.howbox .im{position:relative;min-height:300px}.howbox .im img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.howbox .im img.l{width:50%;object-position:left;border-right:3px solid #fff}.yr{position:absolute;top:14px;background:var(--ink);color:#fff;font-family:'IBM Plex Mono',ui-monospace,monospace;font-size:14px;padding:4px 10px}.yr.a{left:14px}.yr.b{right:14px}
.cta{background:var(--ink);color:#fff}.cta .wrap{padding-top:48px;padding-bottom:48px;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.cta h2{margin:0;font-size:32px;line-height:1.2;color:#fff}.cta p{margin:6px 0 0;color:var(--lt)}
footer.ft .wrap{padding-top:36px;padding-bottom:56px;font-size:14px;color:var(--mut2);display:flex;flex-direction:column;gap:12px}footer.ft p{margin:0}footer.ft strong{color:var(--ink)}
footer.ft .links{display:flex;gap:20px;flex-wrap:wrap}
/* explanation page */
.xhero{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);min-height:600px;background:var(--ink);color:#fff}
.xhero .copy{padding:64px 48px 56px 24px;display:flex;flex-direction:column;justify-content:center;gap:22px;max-width:620px;margin-left:auto;width:100%}
.xhero .eyebrow{color:var(--dim)}.xhero h1{margin:0;font-size:56px;line-height:1.06;color:#fff}.xhero .sub{margin:0;font-size:20px;line-height:1.5;color:var(--lt)}
.xhero .acts{display:flex;gap:20px;flex-wrap:wrap;align-items:center}.xhero .acts a.lnk{font-size:17px;font-weight:600;color:#fff}.xhero .meta{margin:0;font-size:14px;color:var(--dim)}
.cmp{margin:0;position:relative;min-height:420px;display:flex;flex-direction:column;background:var(--ink)}
.cmp .st{position:relative;flex:1 1 auto;min-height:420px;overflow:hidden}.cmp .st img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.cmp .st img.top{clip-path:inset(0 52% 0 0)}.cmp .st .ln{position:absolute;top:0;bottom:0;left:48%;width:4px;background:#fff;margin-left:-2px}
.cmp .ctl{padding:10px 24px 14px;display:flex;flex-direction:column;gap:4px}.cmp .ctl label{font-size:14px;color:var(--lt)}.cmp .ctl small{font-family:'IBM Plex Mono',ui-monospace,monospace;font-size:11px;color:var(--dim)}
input[type=range]{width:100%;accent-color:var(--blue);height:44px;margin:0}
.strip{border-bottom:1px solid var(--line)}.strip .wrap{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;padding-top:22px;padding-bottom:22px}.strip p{margin:0;font-size:16px}
.know{padding:72px 0 48px}.know .lead{max-width:800px;display:flex;flex-direction:column;gap:12px;margin-bottom:36px}.know h2{margin:0;font-size:40px;line-height:1.12}.know .lead p{margin:0;font-size:19px;color:#33434C}
.g3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.g3 article{display:flex;flex-direction:column;gap:14px}
.tile{position:relative;overflow:hidden;background:var(--ink);aspect-ratio:4/3}.tile img,.tile svg{position:absolute;inset:0;width:100%;height:100%}.tile img{object-fit:cover}
.g3 h3{margin:0;font-size:28px}.g3 p{margin:0;color:#33434C}.g3 p.b{font-weight:600;color:var(--ink)}
.words .wrap{display:flex;flex-direction:column;gap:18px;padding-top:40px;padding-bottom:40px}.words .h{margin:0;font-size:22px}
.words .w{display:flex;gap:28px;flex-wrap:wrap;align-items:center}.words .w span{display:inline-flex;align-items:center;gap:8px;font-weight:600}
.words .ex{margin:0;font-size:18px;max-width:900px}.amb{color:var(--amber)}
.steps{padding:64px 0}.steps .g3{align-items:start}.steps .n{margin:0;font-family:'IBM Plex Mono',ui-monospace,monospace;font-size:13px;color:var(--teal)}.steps h3{margin:0;font-size:24px}
.nots .wrap{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;padding-top:32px;padding-bottom:32px}.nots p{margin:0}.nots span{color:var(--mut2)}
.covt{padding:56px 0}.covt h2{margin:0 0 20px;font-size:32px}.covt .tb{overflow-x:auto;border:1px solid var(--line)}.covt table{width:100%;border-collapse:collapse;font-size:16px;min-width:560px}
.covt td{padding:14px 20px;border-top:1px solid var(--line)}.covt tr:first-child td{border-top:0}.covt td:first-child{font-weight:600;width:44%}
.faq details{border-top:1px solid var(--line);padding:14px 0}.faq details:last-child{border-bottom:1px solid var(--line)}.faq summary{cursor:pointer;font-weight:600;font-size:18px;list-style:none;display:flex;justify-content:space-between;gap:16px}.faq summary::after{content:'+';color:var(--teal);font-weight:400}.faq details[open] summary::after{content:'−'}.faq p{margin:10px 0 0;color:#33434C;max-width:860px}
.guide{max-width:820px;padding:40px 0 64px}.guide .crumbs{margin:0 0 18px;font-size:14px;color:var(--mut2)}.guide .crumbs a{color:var(--teal)}.guide h1{font-size:40px;line-height:1.12;margin:0 0 14px}
.guide .lead{font-size:20px;color:var(--mid);margin:0 0 28px}.guide h2{font-size:26px;margin:36px 0 10px}.guide p{margin:0 0 14px}.guide ul{padding-left:22px;margin:0 0 14px}.guide li{margin:0 0 8px}.guide code{font-family:'IBM Plex Mono',ui-monospace,monospace;font-size:15px;background:var(--soft);padding:1px 5px}
.guide .box{border:1px solid var(--line);border-left:4px solid var(--teal);background:var(--soft);padding:16px 20px;margin:28px 0}.guide .box h3{margin:0 0 8px;font-size:18px}.guide .box ul{margin:0}
.guide .gcta{background:var(--ink);color:#fff;padding:24px;border-radius:6px;margin:32px 0;display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}.guide .gcta h3{margin:0 0 4px;font-size:22px;color:#fff}.guide .gcta p{margin:0;color:var(--lt)}
.guide .more{border-top:1px solid var(--line);padding-top:18px;margin-top:36px}.guide .more a{display:block;margin:6px 0}.guide .upd{font-size:13px;color:var(--mut2);margin-top:28px}
@media (max-width:900px){.guide h1{font-size:30px}.guide h2{font-size:22px}.guide .lead{font-size:18px}}
.doc{max-width:800px;padding:48px 0 72px}.doc h1{font-size:36px;margin:0 0 8px}.doc h2{font-size:22px;margin:28px 0 8px}.doc p{margin:0 0 12px}
@media (max-width:900px){.hero,.xhero,.howbox,.trust,.strip .wrap,.g3{grid-template-columns:minmax(0,1fr)}.prov,.nots .wrap{grid-template-columns:repeat(2,minmax(0,1fr))}
 .hero h1{font-size:38px}.xhero h1{font-size:40px}nav.main{gap:16px}nav.main a.btn{padding:9px 14px;font-size:15px;min-height:40px}.xhero .copy{padding:40px 24px}.howbox h2{font-size:30px}.know h2{font-size:32px}nav.main .hide{display:none}.wrap{padding:0 16px}#map{height:380px}}
@media (max-width:520px){.prov,.nots .wrap{grid-template-columns:minmax(0,1fr)}.hero h1{font-size:32px}.hero .eyebrow,.brand .st{display:none}header.top .wrap{padding-top:12px;padding-bottom:12px;gap:10px}.hero{padding-top:28px}.hero .sub{font-size:17px}}