/* Section 11 by BRIFS GmbH – site stylesheet (2026 redesign) */

:root{
  --ink:#14212b; --ink-2:#44525e; --ink-3:#6b7884;
  --line:#dfe4e8; --paper:#ffffff; --paper-2:#f5f7f8;
  --brand:#1b6b30; --brand-dark:#124a21; --brand-tint:#e9f3ec;
  --navy:#0f2a3d; --navy-2:#0b2030; --red:#a8251b;
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif;
  --sans:"Segoe UI Variable Text","Segoe UI",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.wrap.narrow{max-width:820px}

/* top bar */
.topbar{background:var(--navy);color:#c6d2db;font-size:13px}
.topbar .wrap{display:flex;justify-content:space-between;gap:16px;padding-top:8px;padding-bottom:8px;flex-wrap:wrap}
.topbar a{color:#fff}

/* header + navigation */
header.site{position:sticky;top:0;background:rgba(255,255,255,.96);backdrop-filter:blur(6px);border-bottom:1px solid var(--line);z-index:20}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:baseline;gap:10px;color:var(--ink);font-weight:700;letter-spacing:.14em;font-size:15px;text-transform:uppercase}
.logo:hover{text-decoration:none}
.logo .mark{display:inline-grid;place-items:center;width:34px;height:34px;background:var(--brand);color:#fff;font-family:var(--serif);font-size:17px;letter-spacing:0;border-radius:2px;align-self:center}
.logo small{font-weight:400;letter-spacing:.08em;color:var(--ink-3);font-size:12px}
nav.main>ul{display:flex;gap:30px;list-style:none;align-items:center}
nav.main a{color:var(--ink-2);font-size:15px;font-weight:500}
nav.main a:hover,nav.main a[aria-current]{color:var(--brand);text-decoration:none}
nav.main .has-sub{position:relative}
nav.main .has-sub>a::after{content:"";display:inline-block;width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-3px);margin-left:8px}
nav.main .sub{position:absolute;top:100%;left:-18px;min-width:230px;list-style:none;background:#fff;border:1px solid var(--line);border-top:3px solid var(--brand);box-shadow:0 18px 40px -18px rgba(15,42,61,.35);padding:8px 0;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .18s,transform .18s,visibility .18s}
nav.main .has-sub:hover .sub,nav.main .has-sub:focus-within .sub{opacity:1;visibility:visible;transform:translateY(0)}
nav.main .sub a{display:block;padding:9px 18px}
nav.main .sub a:hover{background:var(--paper-2)}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:3px;width:42px;height:42px;cursor:pointer}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{display:block;width:18px;height:2px;background:var(--ink);margin:0 auto;position:relative;content:""}
.nav-toggle span::before{position:absolute;top:-6px}
.nav-toggle span::after{position:absolute;top:6px}

/* buttons */
.btn{display:inline-block;padding:12px 24px;border-radius:3px;font-weight:600;font-size:15px;border:1px solid var(--brand);background:var(--brand);color:#fff;transition:background .2s,border-color .2s}
.btn:hover{background:var(--brand-dark);border-color:var(--brand-dark);text-decoration:none}
.btn.ghost{background:transparent;color:var(--brand)}
.btn.ghost:hover{background:var(--brand-tint)}
.btn.small{padding:8px 16px;font-size:14px}
nav.main a.btn{padding:9px 18px;color:#fff}

/* animated network canvas */
.net{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.has-net{position:relative;overflow:hidden;isolation:isolate}
.has-net>.wrap{position:relative;z-index:1}

/* home hero */
.hero{background:linear-gradient(180deg,var(--paper-2),var(--paper));border-bottom:1px solid var(--line)}
.hero .net{-webkit-mask-image:linear-gradient(90deg,rgba(0,0,0,.3),#000 65%);mask-image:linear-gradient(90deg,rgba(0,0,0,.3),#000 65%)}
.hero .wrap{display:grid;grid-template-columns:1.25fr 1fr;gap:64px;padding-top:96px;padding-bottom:96px;align-items:center}
.eyebrow{font-size:13px;letter-spacing:.16em;text-transform:uppercase;color:var(--brand);font-weight:700;margin-bottom:18px}
h1{font-family:var(--serif);font-weight:500;font-size:clamp(34px,4.6vw,54px);line-height:1.12;letter-spacing:-.01em;margin-bottom:22px}
.lead{font-size:19px;color:var(--ink-2);max-width:56ch;margin-bottom:34px}
.cta-row{display:flex;gap:14px;flex-wrap:wrap}
.factsheet{background:rgba(255,255,255,.94);border:1px solid var(--line);border-top:3px solid var(--brand);padding:28px 30px;box-shadow:0 1px 2px rgba(15,42,61,.04),0 12px 32px -18px rgba(15,42,61,.25)}
.factsheet h2{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);margin-bottom:14px}
.factsheet dl{display:grid;grid-template-columns:auto 1fr}
.factsheet dt,.factsheet dd{padding:11px 0;border-bottom:1px solid var(--line);font-size:15px}
.factsheet dt{color:var(--ink-3);padding-right:22px}
.factsheet dd{font-weight:600;text-align:right}
.factsheet dl>:nth-last-child(-n+2){border-bottom:0}

/* sub-page hero */
.page-hero{background:var(--navy);color:#dbe4ea}
.page-hero .wrap{padding-top:84px;padding-bottom:84px}
.page-hero .eyebrow{color:#7fd39a}
.page-hero h1{color:#fff;max-width:24ch;text-wrap:balance}
.page-hero .lead{color:#b5c3cd;margin-bottom:0;max-width:64ch}
.page-hero .lead strong{color:#fff}
.page-hero .cta-row{margin-top:32px}
.page-hero address{margin-top:8px}

/* sections */
section{padding:88px 0}
section.alt{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
section.tight{padding:64px 0}
.sec-head{display:grid;grid-template-columns:1fr 1.4fr;gap:48px;margin-bottom:52px;align-items:end}
.sec-head.single{display:block;max-width:780px}
.sec-head.single p{margin-top:16px}
h2.title{font-family:var(--serif);font-weight:500;font-size:clamp(28px,3.2vw,38px);line-height:1.2}
.sec-head p{color:var(--ink-2)}
.prose p{color:var(--ink-2);margin-bottom:18px}
.prose p:last-child{margin-bottom:0}
.prose strong{color:var(--ink)}
.prose h3{font-family:var(--serif);font-weight:500;font-size:24px;margin:0 0 12px;color:var(--ink)}
.doclist{list-style:none;margin:6px 0 22px;border-top:1px solid var(--line)}
.doclist li{border-bottom:1px solid var(--line);padding:12px 0}
.doclist a{font-weight:600}

/* regime grid (home) */
.regimes{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.regime{background:#fff;padding:34px 34px 30px;display:flex;flex-direction:column;transition:background .2s}
.regime:hover{background:#fbfdfb}
.regime .tag,.card .tag{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);margin-bottom:10px}
.regime h3{font-family:var(--serif);font-weight:500;font-size:24px;margin-bottom:12px}
.regime p{color:var(--ink-2);font-size:16px;margin-bottom:22px;flex:1}
.regime a,.card a.more{font-weight:600;font-size:15px}
.regime a::after,.card a.more::after{content:"\00a0\2192"}

/* generic cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.cards.two{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-top:3px solid var(--brand);padding:26px 26px 24px;display:flex;flex-direction:column}
.card.navy{border-top-color:var(--navy)}
.card.red{border-top-color:var(--red)}
.card h3{font-size:18px;margin-bottom:8px}
.card p{color:var(--ink-2);font-size:15.5px;flex:1}
.card a.more,.card .btn{margin-top:18px;align-self:flex-start}

/* numbered steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;counter-reset:s}
.step{counter-increment:s;border-top:2px solid var(--ink);padding-top:20px}
.step::before{content:"0" counter(s);font-family:var(--serif);font-size:30px;color:var(--brand);display:block;margin-bottom:8px}
.step h3{font-size:17px;margin-bottom:6px}
.step p{font-size:15px;color:var(--ink-2)}

/* principles */
.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:40px}
.principles h3{font-size:18px;margin-bottom:8px;display:flex;align-items:center;gap:10px}
.principles h3 svg{flex:none;color:var(--brand)}
.principles p{color:var(--ink-2);font-size:16px}

/* product detail blocks + screenshots */
.detail{border-left:3px solid var(--brand);padding:4px 0 4px 28px;margin-bottom:48px}
.detail:last-child{margin-bottom:0}
.detail figure{margin:22px 0;border:1px solid var(--line);background:#fff;padding:12px}
.shots{display:grid;grid-template-columns:repeat(2,1fr);gap:36px 32px}
.shot img{border:1px solid var(--line);box-shadow:0 12px 32px -20px rgba(15,42,61,.35);margin-bottom:16px;width:100%}
.shot h3{font-size:18px;margin-bottom:6px}
.shot p{color:var(--ink-2);font-size:15.5px}

/* animated process diagram (inline SVG, see fatca_us.html) */
.detail figure.flow,.flow{margin:26px 0;border:1px solid var(--line);background:#fff;padding:18px 14px 8px}
.flow-scroll{overflow-x:auto}
.flow svg{display:block;width:100%;min-width:760px;height:auto;font-family:var(--sans);overflow:visible}
.flow .rail{fill:none;stroke:#cfd7dd;stroke-width:2;stroke-dasharray:2 8;stroke-linecap:round}
.flow .draw{fill:none;stroke:var(--navy);stroke-width:2.5;stroke-linecap:round}
.flow .ring{fill:#fff;stroke:var(--navy);stroke-width:2.5;stroke-linejoin:round}
.flow .ico{fill:none;stroke:var(--navy);stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}
.flow .ico.hole,.flow .hole{fill:#fff}
.flow .solid{fill:var(--navy)}
.flow .accent{stroke:var(--brand)}
.flow .accent-fill{fill:var(--brand)}
.flow .white{stroke:#fff}
.flow text{fill:var(--ink)}
.flow .t{font-size:16px;font-weight:700;letter-spacing:.12em}
.flow .t tspan{fill:var(--brand)}
.flow .c{font-size:15px;fill:var(--ink-3)}
.flow .packet,.flow .drop{opacity:0;fill:#2a6f97;offset-rotate:0deg;filter:drop-shadow(0 0 5px rgba(42,111,151,.7))}
.flow .packet{offset-path:path("M44 240H964")}
.flow .drop{offset-path:path("M380 112V194")}
.flow .pop,.flow .gear{transform-box:fill-box;transform-origin:center}

@media (prefers-reduced-motion:no-preference){
  .js .flow .draw{stroke-dasharray:920;stroke-dashoffset:920}
  .js .flow .draw.v{stroke-dasharray:82;stroke-dashoffset:82}
  .js .flow .pop{opacity:0}
  .js .flow .vcheck{opacity:0}
  .js .flow.in .draw{animation:flow-draw 2.4s cubic-bezier(.4,0,.2,1) .2s forwards}
  .js .flow.in .draw.v{animation-duration:.5s;animation-delay:1.1s}
  .js .flow.in .pop{animation:flow-pop .55s cubic-bezier(.2,1.5,.4,1) calc(.2s + var(--d,0s)) forwards}
  /* 7s loop, starts once the diagram has drawn itself; --t = moment the packet reaches a station */
  .js .flow.in .packet{animation:flow-move 7s linear 3s infinite}
  .js .flow.in .drop{animation:flow-drop 7s linear 3s infinite}
  .js .flow.in .ring{animation:flow-ping 7s ease-out calc(3s + var(--t,0s)) infinite}
  .js .flow.in .gear{animation:flow-spin 7s ease-in-out 3s infinite}
  .js .flow.in .vcheck{animation:flow-check 7s linear 3s infinite}
  .js .flow.in .arrow{animation:flow-bounce 7s ease-in-out 3s infinite}
}
@keyframes flow-draw{to{stroke-dashoffset:0}}
@keyframes flow-pop{from{opacity:0;transform:scale(.5)}to{opacity:1;transform:scale(1)}}
@keyframes flow-move{
  0%{offset-distance:0%;opacity:0;fill:#2a6f97}
  2%{opacity:1}
  56%{fill:#2a6f97;filter:drop-shadow(0 0 5px rgba(42,111,151,.7))}
  58%{fill:#1b6b30;filter:drop-shadow(0 0 6px rgba(27,107,48,.8))}
  84%{opacity:1}
  85%,100%{offset-distance:100%;opacity:0;fill:#1b6b30}
}
@keyframes flow-drop{
  0%,16%{offset-distance:0%;opacity:0}
  18%{opacity:1}
  30%{offset-distance:100%;opacity:1}
  31%,100%{offset-distance:100%;opacity:0}
}
@keyframes flow-ping{
  0%{stroke:#2f9a4c;stroke-width:7}
  14%,100%{stroke:var(--navy);stroke-width:2.5}
}
@keyframes flow-spin{0%,29%{transform:rotate(0)}48%,100%{transform:rotate(360deg)}}
@keyframes flow-check{0%,55%{opacity:0}59%,96%{opacity:1}100%{opacity:0}}
@keyframes flow-bounce{0%,84%{transform:translateY(0)}88%{transform:translateY(7px)}92%{transform:translateY(0)}95%{transform:translateY(4px)}98%,100%{transform:translateY(0)}}

/* pricing */
.btn.ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn.ghost-light:hover{background:rgba(255,255,255,.1);border-color:#fff}
.after-flow{max-width:780px;margin-top:8px}
.pricing{display:grid;grid-template-columns:1fr 1.35fr;gap:48px;align-items:start}

.calc-box{background:#fff;border:1px solid var(--line);border-top:3px solid var(--brand);padding:30px 30px 26px;box-shadow:0 12px 32px -20px rgba(15,42,61,.3)}
.calc-box .tag{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);margin-bottom:10px}
.calc-box h3{font-family:var(--serif);font-weight:500;font-size:24px;line-height:1.25;margin-bottom:12px}
.calc-box p{color:var(--ink-2);font-size:16px;margin-bottom:22px}
.calc-links{list-style:none;margin-top:24px;border-top:1px solid var(--line)}
.calc-links li{border-bottom:1px solid var(--line)}
.calc-links li:last-child{border-bottom:0}
.calc-links a{display:block;padding:12px 0;font-size:15px;font-weight:600}
.calc-links a::after{content:"\00a0\2192"}
.contact .btn.ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.45);margin-left:10px}
.contact .btn.ghost-light:hover{background:rgba(255,255,255,.1);border-color:#fff}

/* home: wide regime card, callout, split */
.regime.wide{grid-column:1/-1}
.regime.wide p{max-width:86ch}
.regime .new{display:inline-block;margin-left:10px;padding:2px 8px;border-radius:2px;background:var(--brand);color:#fff;letter-spacing:.1em;font-size:11px;font-weight:700}
.callout{background:var(--brand-tint);border-left:3px solid var(--brand);padding:26px 30px}
.callout .tag{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--brand-dark);font-weight:700;margin-bottom:8px}
.callout p{color:var(--ink-2);max-width:none}
.callout strong{color:var(--ink)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split .title{margin-bottom:18px}
.split.top{align-items:start}
.doclist small{display:block;color:var(--ink-3);font-size:14px;margin-top:2px}

/* contact band + footer */
.contact{background:var(--navy);color:#dbe4ea}
.contact .wrap{display:grid;grid-template-columns:1.2fr 1fr;gap:64px;align-items:start}
.contact.simple .wrap{display:block;text-align:center}
.contact.simple p{margin-inline:auto}
.contact h2{color:#fff}
.contact p{color:#b5c3cd;margin-top:16px;max-width:48ch}
.contact .btn{margin-top:28px;background:#fff;color:var(--navy);border-color:#fff}
.contact .btn:hover{background:var(--brand-tint)}
address{font-style:normal;border-left:2px solid #2f9a4c;padding-left:26px;line-height:1.9}
address strong{color:#fff;font-size:18px}
address a{color:#fff}
address .muted{color:#8ea1ae;font-size:14px}

footer.site{background:var(--navy-2);color:#8ea1ae;font-size:14px;padding:26px 0}
footer.site .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
footer.site a{color:#c6d2db;margin-left:22px}

/* notice pages (redirect, errors) */
.notice{min-height:52vh;display:grid;place-items:center;text-align:center}
.notice .code{font-family:var(--serif);font-size:88px;line-height:1;color:var(--brand);margin-bottom:12px}
.notice p{color:var(--ink-2);max-width:52ch;margin:0 auto 28px}

/* subtle reveal */
.js .reveal{opacity:0;transform:translateY(10px);transition:opacity .6s ease,transform .6s ease}
.js .reveal.in{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  .js .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

@media (max-width:860px){
  .hero .wrap,.sec-head,.contact .wrap,.pricing,.split{grid-template-columns:1fr;gap:36px}
  .hero .wrap{padding-top:56px;padding-bottom:56px}
  .hero .net{-webkit-mask-image:none;mask-image:none;opacity:.55}
  .page-hero .wrap{padding-top:56px;padding-bottom:56px}
  .regimes,.cards,.cards.two,.shots,.principles{grid-template-columns:1fr}
  .principles{gap:28px}
  .steps{grid-template-columns:1fr 1fr}
  section{padding:60px 0}
  .logo small{display:none}
  .topbar .wrap>span:first-child{display:none}

  .nav-toggle{display:block}
  nav.main{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 24px 40px -24px rgba(15,42,61,.4);padding:12px 24px 24px}
  nav.main.open{display:block}
  nav.main>ul{flex-direction:column;align-items:stretch;gap:0}
  nav.main>ul>li>a{display:block;padding:12px 0}
  nav.main .has-sub>a::after{display:none}
  nav.main .sub{position:static;opacity:1;visibility:visible;transform:none;border:0;box-shadow:none;padding:0 0 8px 14px;border-left:2px solid var(--line)}
  nav.main .sub a{padding:8px 12px}
  nav.main a.btn{display:inline-block;margin-top:12px;padding:11px 22px}
}