@charset "UTF-8";
:root{--primary:#254b43;--accent:#d8dfbb;--paper:#f6f5ef;--ink:#162a29;--muted:#53625c;--line:#254b432a;--serif:Georgia,'Times New Roman',serif;--sans:'Segoe UI',Arial,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:120px}body{margin:0;font:16px/1.75 var(--sans);background:var(--paper);color:var(--ink);overflow-wrap:break-word}h1,h2,h3,p,figure{margin-top:0}h1,h2,h3{overflow-wrap:anywhere;hyphens:auto}h1{font-size:clamp(2.3rem,4.4vw,4.6rem);line-height:1.06;letter-spacing:-.055em;font-weight:500;margin-bottom:28px}h2{font-size:clamp(1.8rem,3vw,3rem);line-height:1.14;letter-spacing:-.04em;font-weight:500;margin-bottom:23px}h3{font-size:1.16rem;line-height:1.3;letter-spacing:-.02em;margin-bottom:14px}p{margin-bottom:22px}a{color:inherit;text-underline-offset:4px}button{font:inherit}img,svg{max-width:100%;height:auto}img{display:block}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--primary);outline-offset:5px}.skip{position:fixed;left:15px;top:-200px;padding:12px 20px;background:white;color:#172b2a;z-index:5000}.skip:focus{top:15px}.identity{display:flex;align-items:center;gap:12px;max-width:380px;color:inherit;text-decoration:none}.identity img{width:45px;height:45px;flex:none}.identity-name{font-weight:650;font-size:17px;line-height:1.15;letter-spacing:-.035em}.identity small{display:block;font-size:8px;line-height:1.5;text-transform:uppercase;letter-spacing:.12em;font-weight:500;margin-top:7px}.nav-shell{position:relative;flex-shrink:0}.nav{display:flex;align-items:center;gap:24px;font-size:12px;font-weight:600}.nav a{text-decoration:none}.nav>a{white-space:nowrap}.nav details{position:relative}.nav summary{list-style:none;cursor:pointer;white-space:nowrap}.nav summary::-webkit-details-marker{display:none}.nav summary:after{content:'⌄';margin-left:7px}.submenu{position:absolute;right:0;top:32px;min-width:245px;background:var(--paper);color:var(--ink);border:1px solid var(--line);box-shadow:0 15px 35px #00000015;padding:10px;z-index:200}.submenu a{display:block;padding:10px}.submenu a:hover{text-decoration:underline}.nav-contact{border:1px solid currentColor;padding:10px 15px}.menu-toggle{display:none;border:1px solid currentColor;color:inherit;background:transparent;padding:9px 13px;font-size:12px;cursor:pointer;white-space:nowrap}.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:10px;line-height:1.6;font-weight:600;margin-bottom:22px}.lead{font-size:16px;line-height:1.85;max-width:680px}.actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap;margin-top:29px}.button{display:inline-flex;align-items:center;justify-content:center;gap:15px;text-decoration:none;background:var(--primary);color:white;border:1px solid transparent;padding:15px 22px;font-size:12px;font-weight:600;line-height:1.4}.button:hover{filter:brightness(1.12)}.text-link{font-size:12px;font-weight:600}.art{margin:0}.art img{width:100%;object-fit:contain}.art figcaption{font-size:10px;margin-top:12px;letter-spacing:.05em}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:25px}.card{border-top:1px solid var(--line);padding:25px 0}.card-number{font-size:12px;display:block;margin-bottom:28px}.card p{font-size:14px;line-height:1.85;margin-bottom:0}.steps{margin:0;padding:0;list-style:none}.steps li{display:grid;grid-template-columns:40px minmax(0,1fr);gap:15px;border-top:1px solid var(--line);padding:23px 0}.step-number{font-size:13px}.steps p{font-size:14px;margin-bottom:0}.scenario-content small{font-size:10px;line-height:1.7;opacity:.8;display:block}.contact-block{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:65px;padding:65px 0;margin-top:30px;border-top:1px solid var(--line)}.contact-block h2{font-size:clamp(29px,3vw,45px)}.contact-heading p{max-width:600px;font-size:14px}.contact-panel{padding:28px;background:white;color:#172b2a;border:1px solid #172b2a25;align-self:start}.contact-panel h3{font-size:14px}.contact-panel p{font-size:11px;line-height:1.8;margin:17px 0 0}.contact-image{display:block}.contact-image img{max-width:100%;width:min(100%,490px);height:auto}.site-footer{padding:38px 0 25px;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:25px}.footer-brand{font-size:21px;letter-spacing:-.025em;line-height:1.3}.legal-links{display:flex;gap:18px;justify-content:flex-end;flex-wrap:wrap;font-size:11px;align-self:start}.operator{grid-column:1/-1;font-size:10px;margin:0;opacity:.8}.marketing-teaser{padding:40px;border:1px solid var(--line);margin:45px 0}.marketing-teaser h2{font-size:32px;max-width:800px}.marketing-teaser p{font-size:14px}.audiences{list-style:none;padding:0;margin:0;display:flex;gap:15px;flex-wrap:wrap}.audiences li{padding:10px 14px;border:1px solid var(--line);font-size:12px}.mail-example{background:#fff;color:#172b2a;border:1px solid #172b2a33;padding:35px}.mail-example h2{font-size:30px;font-family:var(--serif);font-weight:400}.mail-example p{font-size:14px}.mail-note{padding-top:18px;border-top:1px solid #172b2a33;font-size:10px;line-height:1.7}.faq details{padding:23px 0;border-top:1px solid var(--line)}.faq summary{font-weight:600;font-size:15px;cursor:pointer}.faq p{font-size:13px;margin:18px 0 0;max-width:800px}.legal-document{width:min(900px,calc(100% - 48px));margin:70px auto 80px;color:var(--ink)}.legal-document h1{font-size:clamp(35px,5vw,58px)}.legal-document h2{font:600 20px/1.4 var(--sans);letter-spacing:-.02em;margin-top:32px;margin-bottom:13px}.legal-document p{font-size:14px;line-height:1.95}.legal-meta{font-size:11px!important}.legal-notice{border-left:3px solid var(--primary);padding:22px;background:color-mix(in srgb,var(--accent) 28%,var(--paper));font-size:12px;line-height:1.9;margin-bottom:28px}.legal-address{background:#fff;color:#172b2a;padding:25px;border:1px solid #172b2a25;font:14px/1.9 var(--sans)}.legal-address img{width:min(100%,490px);height:auto;margin-top:15px}.legal-siblings{display:flex;gap:20px;flex-wrap:wrap;font-size:11px;margin-bottom:35px}.legal-breadcrumb{margin-bottom:28px;font-size:11px}
@media(max-width:1050px){.nav{gap:15px}.identity{max-width:310px}.identity-name{font-size:15px}.identity small{font-size:7px}.contact-block{gap:35px}}
@media(max-width:800px){.menu-toggle{display:inline-flex}.nav{display:none}.nav.is-open{display:flex;position:fixed;left:18px;right:18px;top:90px;background:var(--paper);color:var(--ink);padding:25px;flex-direction:column;align-items:stretch;z-index:1000;border:1px solid var(--line);max-height:calc(100vh - 115px);overflow:auto;box-shadow:0 20px 50px #0002}.nav.is-open>a,.nav.is-open summary{padding:12px}.submenu{position:static;min-width:0;box-shadow:none;margin:5px 0;border:0;border-left:1px solid var(--line)}.cards{grid-template-columns:1fr}.contact-block{grid-template-columns:1fr;gap:25px}.site-footer{grid-template-columns:1fr}.legal-links{justify-content:flex-start}.identity{max-width:calc(100vw - 145px)}h1{font-size:clamp(36px,6.5vw,56px)}.lead{font-size:15px}.legal-document{margin-top:45px}}
@media(max-width:520px){body{font-size:14px}.identity-name{font-size:14px}.identity img{width:35px;height:35px}.identity{gap:9px}.eyebrow{font-size:9px}.lead{font-size:14px}.actions{gap:18px}.contact-panel{padding:24px 20px}.contact-block{padding-top:40px;padding-bottom:40px}.marketing-teaser{padding:26px}.mail-example{padding:25px}.legal-document{width:calc(100% - 36px);margin-top:35px}.legal-document p{font-size:13px}.site-footer{gap:20px}.operator{font-size:9px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}

/* Doanu · Vertikale Flussgeschichte */

.b-width{width:min(1180px,calc(100% - 64px));margin-inline:auto}
.art{margin:0}.art img{display:block;width:100%;height:auto}
.b-kicker{text-transform:uppercase;font-size:11px;letter-spacing:.16em}
.b-copy{font-size:15px;line-height:1.8}
.b-meta{font-size:11px;letter-spacing:.08em;text-transform:uppercase}
.b-offer p,.b-service p{font-size:14px;line-height:1.85}
.b-offer h3,.b-service h3{font-size:22px;line-height:1.25}
.b-note{font-size:12px;line-height:1.7;opacity:.75}
.contact-block,.marketing-teaser{width:min(1180px,calc(100% - 64px));margin-left:auto;margin-right:auto}
.site-footer{width:100%;padding:40px max(32px,calc((100% - 1180px)/2)) 25px}
@media(max-width:800px){.b-width{width:calc(100% - 40px)}}
@media(max-width:800px){.contact-block,.marketing-teaser{width:calc(100% - 40px)}.site-footer{padding-inline:20px}}
@media(max-width:520px){.b-width,.contact-block,.marketing-teaser{width:calc(100% - 32px)}.site-footer{padding-inline:16px}}

body{background:#edf3f1;color:#284e54;font-family:Georgia,serif;--primary:#3d6171;--paper:#edf3f1;--ink:#284e54}
.doanu-header{display:grid;grid-template-columns:1fr auto;gap:35px;align-items:center;max-width:1260px;margin:auto;padding:32px 35px;border-bottom:1px solid #3d617144}.doanu-header .identity-name{font:normal 27px Georgia,serif}.doanu-header .identity-name small{font-family:'Segoe UI',sans-serif}.doanu-header .nav{font:11px 'Segoe UI',sans-serif}
.doanu-story{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:100px;padding-top:65px;align-items:start}.doanu-current{border-left:1px solid #79a6a744;padding-left:55px;position:relative}.doanu-current:before{content:'';position:absolute;left:-9px;top:10px;width:17px;height:17px;border:1px solid #79a6a7;border-radius:50%;background:#edf3f1}.doanu-current h1{font:normal 67px/1.04 Georgia,serif;letter-spacing:-.055em}.doanu-current .lead{font:15px/1.9 'Segoe UI',sans-serif}.doanu-river{position:sticky;top:30px;padding-top:130px}.doanu-river .art{border-radius:160px 0 160px 0;overflow:hidden;min-height:530px;background:#3d6171}.doanu-river .art img{height:530px;object-fit:cover}.doanu-river figcaption{display:none}.doanu-river p{font:10px/1.7 'Segoe UI',sans-serif;letter-spacing:.12em;text-transform:uppercase;margin-top:20px}
.doanu-chapter{position:relative;padding:45px 0 35px;border-bottom:1px solid #3d617144;margin-top:30px}.doanu-chapter:nth-child(2){padding-left:45px}.doanu-chapter:nth-child(3){padding-left:90px}.doanu-chapter .b-index{font:12px Consolas,monospace;color:#699093;letter-spacing:.18em;display:block;margin-bottom:20px}.doanu-chapter h3{font:normal 32px/1.1 Georgia,serif}.doanu-chapter p{font:14px/1.9 'Segoe UI',sans-serif}.doanu-method{padding:55px 0 40px}.doanu-method h2{font:normal 39px/1.1 Georgia,serif}.doanu-method .steps p{font-family:'Segoe UI',sans-serif}.doanu-case{border:1px solid #3d617144;padding:35px;margin-top:40px;background:#d7e7e3}.doanu-case h2{font:normal 36px/1.1 Georgia,serif}.doanu-case p{font:14px/1.9 'Segoe UI',sans-serif}
.doanu-market{max-width:1040px;margin:65px auto 0;padding:0 30px}.doanu-market>.subintro{max-width:850px}.doanu-market h1{font:normal 66px/1.04 Georgia,serif;letter-spacing:-.05em}.doanu-market .lead{font-family:'Segoe UI',sans-serif}.doanu-branches{border-left:1px solid #3d617155;margin:45px 0 0;padding-left:45px}.doanu-branch{max-width:680px;padding:30px 35px;border:1px solid #3d617155;background:#fffdf8;margin-bottom:30px;position:relative}.doanu-branch:before{content:'';position:absolute;width:45px;height:1px;background:#3d617155;left:-46px;top:35px}.doanu-branch:nth-child(2){margin-left:65px;background:#d7e7e3}.doanu-branch:nth-child(2):before{width:110px;left:-111px}.doanu-branch h3{font:normal 30px Georgia,serif}.doanu-branch p{font:14px/1.9 'Segoe UI',sans-serif}.doanu-market-aud{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:20px;font:12px 'Segoe UI',sans-serif;border-top:1px solid #3d617155;padding-top:25px}
.doanu-email{max-width:1050px;margin:60px auto;padding:0 30px}.doanu-email>.subintro{max-width:850px}.doanu-email h1{font:normal 62px/1.05 Georgia,serif;letter-spacing:-.05em}.doanu-flowline{display:grid;grid-template-columns:110px 1fr;border-left:1px solid #3d617155;margin:40px 0}.doanu-flowline .b-offer{grid-column:2;border-bottom:1px solid #3d617155;padding:30px 0}.doanu-flowline .b-offer:first-child{margin-right:180px}.doanu-flowline .b-offer:nth-child(2){margin-right:90px}.doanu-flowline h3{font:normal 28px Georgia,serif}.doanu-flowline p{font:14px/1.85 'Segoe UI',sans-serif}.doanu-mail{max-width:820px;margin-left:auto;padding:30px;background:#d7e7e3;border-radius:0 70px 0 0}.doanu-mail .mail-example{border:0;background:#fffdf8}.doanu-footer .site-footer{background:#284e54;color:#edf3f1}
@media(max-width:800px){.doanu-header{padding:22px 20px}.doanu-story{grid-template-columns:1fr;gap:25px;padding-top:40px}.doanu-current{padding-left:30px}.doanu-current h1{font-size:52px}.doanu-river{position:static;padding:0;display:grid;grid-template-columns:150px 1fr;gap:25px;align-items:center}.doanu-river .art{min-height:200px;border-radius:80px 0 80px 0}.doanu-river .art img{height:220px}.doanu-chapter:nth-child(2){padding-left:25px}.doanu-chapter:nth-child(3){padding-left:50px}.doanu-market,.doanu-email{margin-top:40px;padding:0 20px}.doanu-market h1,.doanu-email h1{font-size:50px}.doanu-branch:nth-child(2){margin-left:35px}.doanu-branch:nth-child(2):before{width:80px;left:-81px}.doanu-flowline{grid-template-columns:40px 1fr}.doanu-flowline .b-offer:first-child{margin-right:70px}.doanu-flowline .b-offer:nth-child(2){margin-right:35px}}
@media(max-width:520px){.doanu-header .identity-name{font-size:22px}.doanu-current{padding-left:22px}.doanu-current h1,.doanu-market h1,.doanu-email h1{font-size:39px}.doanu-chapter{padding-top:30px}.doanu-chapter:nth-child(2){padding-left:12px}.doanu-chapter:nth-child(3){padding-left:24px}.doanu-chapter h3{font-size:28px}.doanu-river{grid-template-columns:110px 1fr;gap:20px}.doanu-river .art img{height:180px}.doanu-river .art{min-height:180px}.doanu-case{padding:25px}.doanu-branches{padding-left:22px}.doanu-branch{padding:25px}.doanu-branch:before{width:22px;left:-23px}.doanu-branch:nth-child(2){margin-left:15px}.doanu-branch:nth-child(2):before{width:37px;left:-38px}.doanu-flowline{grid-template-columns:22px 1fr}.doanu-flowline .b-offer:first-child,.doanu-flowline .b-offer:nth-child(2){margin-right:0}.doanu-mail{padding:20px;border-radius:0 40px 0 0}}


/* Shared accessibility and intrinsic-sizing safeguards. */
*,*:before,*:after{box-sizing:border-box}
:where(main,section,article,aside,header,footer,div,figure,li,dd,td,th){min-width:0}
h1,h2,h3{overflow-wrap:anywhere;hyphens:auto}
.contact-panel img,.legal-address img{object-fit:contain;height:auto;max-width:100%}
.legal-document{color:inherit}.legal-notice{background:transparent;color:inherit;border:1px solid currentColor;border-left-width:3px}
@media(max-width:800px){body[data-design] .nav:not(.is-open){display:none!important}body[data-design] .menu-toggle{display:inline-flex!important;white-space:nowrap;flex-shrink:0}body[data-design] .nav.is-open{display:flex!important;position:fixed!important;left:18px!important;right:18px!important;top:var(--menu-top,90px)!important;width:auto!important;max-width:none!important;max-height:calc(100vh - var(--menu-top,90px) - 20px)!important;z-index:4000!important;overflow:auto!important;align-items:stretch!important;flex-direction:column!important;gap:6px!important;background:var(--paper)!important;color:var(--ink)!important;padding:22px!important;box-shadow:0 15px 50px #0002!important}body[data-design] .nav .submenu{position:static;min-width:0;width:auto;margin:0;box-shadow:none}body[data-design] .identity{min-width:0}body[data-design] .identity-name{min-width:0;overflow-wrap:anywhere}}