:root{
  --blue:#1B2A33; --blue-2:#25394A; --ivory:#F5F1E9; --lime:#C4F240;
  --tint:#ECE7DB; --muted:#58656d; --line:rgba(27,42,51,.14);
  --r:20px; --max:1160px;
  --font:"Avenir Next","Avenir","Futura","Century Gothic","Segoe UI",system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{font-family:var(--font);background:var(--ivory);color:var(--blue);line-height:1.6;font-size:17px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
.wrap{width:min(var(--max),100% - 40px);margin-inline:auto}
:focus-visible{outline:3px solid var(--lime);outline-offset:3px;border-radius:6px}

/* Typo */
h1,h2,h3{line-height:1.1;letter-spacing:-.02em;font-weight:700}
h1{font-size:clamp(2.6rem,6.2vw,4.9rem)}
h1 em{font-style:normal;position:relative;white-space:nowrap}
h1 em::after{content:"";position:absolute;left:0;right:0;bottom:.04em;height:.22em;background:var(--lime);z-index:-1;border-radius:4px}
h1{position:relative;z-index:0}
h2{font-size:clamp(2rem,4.2vw,3.2rem);margin-bottom:20px}
h3{font-size:1.25rem;letter-spacing:-.01em;margin-bottom:8px}
.lead{font-size:clamp(1.05rem,1.6vw,1.25rem);color:var(--muted);max-width:60ch}
.lead strong{color:var(--blue)}
.eyebrow{font-size:.78rem;letter-spacing:.2em;text-transform:uppercase;font-weight:600;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:10px;height:10px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 1px rgba(27,42,51,.25)}
.brand{font-weight:800}
.brand i{font-style:normal;color:var(--lime);text-shadow:0 0 0 var(--lime)}
.sec--tint .brand i,.sec:not(.sec--dark) .brand i{-webkit-text-stroke:0;color:#9ccb00}
.brand--s{font-size:1.5rem}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:15px 28px;border-radius:999px;font:600 1rem var(--font);text-decoration:none;border:2px solid transparent;cursor:pointer;transition:transform .15s,background .15s,color .15s}
.btn:hover{transform:translateY(-2px)}
.btn--blue{background:var(--blue);color:var(--ivory)}
.btn--blue:hover{background:var(--blue-2)}
.btn--lime{background:var(--lime);color:var(--blue)}
.btn--lime:hover{background:#d3fa66}
.btn--ghost{border-color:var(--blue);color:var(--blue);background:transparent}
.btn--ghost:hover{background:var(--blue);color:var(--ivory)}
.btn--sm{padding:9px 20px;font-size:.92rem}
.btn--block{width:100%}

/* Nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(245,241,233,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav__in{display:flex;align-items:center;justify-content:space-between;height:72px}
.nav__logo img{height:30px;width:auto}
.nav__menu{display:flex;align-items:center;gap:26px}
.nav__menu a:not(.btn){text-decoration:none;font-size:.95rem;font-weight:500;padding:6px 0;border-bottom:2px solid transparent}
.nav__menu a:not(.btn):hover{border-color:var(--lime)}
.nav__toggle{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer;position:relative}
.nav__toggle span{position:absolute;left:10px;right:10px;height:2px;background:var(--blue);transition:.2s}
.nav__toggle span:first-child{top:17px}.nav__toggle span:last-child{top:25px}
.nav__toggle[aria-expanded=true] span:first-child{top:21px;transform:rotate(45deg)}
.nav__toggle[aria-expanded=true] span:last-child{top:21px;transform:rotate(-45deg)}
@media(max-width:1180px){
  .nav__toggle{display:block}
  .nav__menu{position:absolute;top:72px;left:0;right:0;background:var(--ivory);flex-direction:column;align-items:stretch;gap:0;padding:8px 20px 20px;border-bottom:1px solid var(--line);display:none}
  .nav__menu.open{display:flex}
  .nav__menu a:not(.btn){padding:14px 0;border-bottom:1px solid var(--line);font-size:1.05rem}
  .nav__menu .btn{margin-top:14px}
}

/* Sections */
.sec{padding:clamp(72px,10vw,130px) 0}
.sec--dark{background:var(--blue);color:var(--ivory)}
.sec--dark .lead{color:rgba(245,241,233,.74)}
.sec--dark .lead strong{color:var(--ivory)}
.sec--tint{background:var(--tint)}
.sec__head{margin-bottom:56px}

/* Hero */
.hero{padding:clamp(48px,8vw,100px) 0 clamp(60px,9vw,110px);overflow:hidden}
.hero__in{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero h1{margin-bottom:26px}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin:34px 0 36px}
.hero__facts{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:10px 26px;font-size:.92rem;font-weight:500}
.hero__facts li::before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--lime);margin-right:9px;box-shadow:0 0 0 1px rgba(27,42,51,.3)}
.flowviz{background:var(--blue);border-radius:28px;padding:32px 28px;color:var(--ivory);display:flex;flex-direction:column;align-items:center;box-shadow:0 30px 60px -30px rgba(27,42,51,.55)}
.flowviz__in{display:grid;grid-template-columns:1fr 1fr;gap:10px;width:100%}
.flowviz__in span{border:1px solid rgba(245,241,233,.28);border-radius:12px;padding:10px;text-align:center;font-size:.88rem}
.flowviz__line{width:2px;height:34px;background:linear-gradient(var(--lime) 50%,transparent 50%) 0 0/2px 10px;animation:dash 1s linear infinite}
@keyframes dash{to{background-position:0 10px}}
.flowviz__core{font-size:2.4rem;font-weight:800;letter-spacing:-.03em;padding:6px 26px}
.flowviz__core i{color:var(--lime);font-style:normal}
.ticket{background:var(--ivory);color:var(--blue);border-radius:14px;padding:16px 18px;width:100%;display:flex;flex-direction:column;gap:4px}
.ticket small{color:var(--muted);font-size:.82rem}
.ticket em{font-style:normal;font-size:.82rem;font-weight:700;background:var(--lime);align-self:flex-start;padding:2px 10px;border-radius:999px;margin-top:6px}
.flowviz__out{width:100%}
@media(max-width:900px){.hero__in{grid-template-columns:1fr}.hero__visual{max-width:440px}}

/* Cards */
.cards{display:grid;gap:22px}
.cards--3{grid-template-columns:repeat(3,1fr)}
@media(max-width:900px){.cards--3{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px}
.card p{color:var(--muted);font-size:1rem}
.cards--dark .card{background:var(--blue-2);border-color:rgba(245,241,233,.12)}
.cards--dark .card p{color:rgba(245,241,233,.74)}
.card__n{display:inline-block;font-weight:800;color:var(--blue);background:var(--lime);border-radius:999px;padding:3px 12px;font-size:.85rem;margin-bottom:18px}

/* Problem */
.problem{max-width:760px;margin:0 0 44px;text-align:center}
.problem__channels{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.chip{border:1px solid var(--blue);border-radius:999px;padding:8px 20px;font-weight:500;background:#fff}
.chip:nth-child(odd){transform:rotate(-2deg)}.chip:nth-child(even){transform:rotate(2deg) translateY(4px)}
.problem__arrow{font-size:1.8rem;margin:16px 0;color:var(--muted)}
.problem__manual{background:var(--blue);color:var(--ivory);border-radius:var(--r);padding:24px;display:flex;flex-direction:column;gap:6px}
.problem__manual strong{font-size:1.15rem}
.problem__manual span{color:rgba(245,241,233,.7);font-size:.95rem}

/* Steps */
.steps{list-style:none;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-bottom:72px}
.steps li{border-top:2px solid var(--lime);padding-top:22px}
.steps__n{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--lime);color:var(--blue);font-weight:800;margin-bottom:16px}
.steps p{color:rgba(245,241,233,.74);font-size:.98rem}
@media(max-width:900px){.steps{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.steps{grid-template-columns:1fr}}
.promise__title{font-size:1.6rem;margin-bottom:22px}
.promise{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:rgba(245,241,233,.14);border:1px solid rgba(245,241,233,.14);border-radius:var(--r);overflow:hidden}
.promise div{background:var(--blue);padding:24px;display:flex;flex-direction:column;gap:4px}
.promise b{font-size:1.02rem}
.promise span{color:rgba(245,241,233,.68);font-size:.93rem}
@media(max-width:900px){.promise{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.promise{grid-template-columns:1fr}}

/* Split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.split--rev .split__text{order:2}
@media(max-width:900px){.split{grid-template-columns:1fr;gap:40px}.split--rev .split__text{order:0}}
.ticks{list-style:none;padding:0;margin-top:26px;display:grid;gap:12px}
.ticks li{position:relative}
.ticks li{padding-left:32px}
.ticks li::before{content:"";position:absolute;left:0;top:.45em;width:18px;height:18px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 1px rgba(27,42,51,.3)}
.ticks li::after{content:"";position:absolute;left:6px;top:.62em;width:5px;height:9px;border:solid var(--blue);border-width:0 2px 2px 0;transform:rotate(45deg) scale(.85)}
.ticks--s{margin:18px 0 24px;font-size:.96rem;gap:12px}


.diagram{background:var(--blue);color:var(--ivory);border-radius:28px;padding:28px;display:grid;grid-template-columns:1fr auto 1fr;gap:18px;align-items:center}
.diagram--plus{background:var(--blue-2)}
.diagram__col{display:flex;flex-direction:column;gap:9px}
.diagram__col small{font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;opacity:.6;margin-bottom:2px}
.diagram__col span{border:1px solid rgba(245,241,233,.3);border-radius:10px;padding:9px 12px;font-size:.88rem;text-align:center}
.diagram__col span.is-lime{background:var(--lime);color:var(--blue);border-color:var(--lime);font-weight:700}
.diagram__col span.is-blue{background:var(--ivory);color:var(--blue);border-color:var(--ivory);font-weight:600}
.diagram__mid{text-align:center;max-width:130px}
.diagram__core{font-size:1.6rem;font-weight:800;letter-spacing:-.03em;white-space:nowrap}
.diagram__core i{color:var(--lime);font-style:normal}
.diagram__mid p{font-size:.72rem;opacity:.7;margin-top:6px;line-height:1.35}
@media(max-width:560px){.diagram{grid-template-columns:1fr;text-align:center}.diagram__mid{max-width:none}}

/* Custom */
.custom{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:center}
.custom .btn{margin-top:30px}
.custom__list{list-style:none;padding:0;display:grid;gap:14px}
.custom__list li{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px 24px;display:flex;flex-direction:column;border-left:6px solid var(--lime)}
.custom__list span{color:var(--muted);font-size:.95rem}
@media(max-width:900px){.custom{grid-template-columns:1fr;gap:36px}}

/* About */
.about{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:center}
.about__text p+p{margin-top:16px}
.about__text .lead{margin-bottom:20px;color:var(--blue);font-weight:500}
.plus{color:#9ccb00}
.about__cards{display:grid;gap:18px}
.who{background:var(--blue);color:var(--ivory);border-radius:var(--r);padding:28px}
.who small{letter-spacing:.18em;text-transform:uppercase;font-size:.72rem;opacity:.65}
.who h3{margin-top:6px}
.who p{color:rgba(245,241,233,.74);font-size:.97rem}
.who--lime{background:var(--lime);color:var(--blue)}
.who--lime p{color:rgba(27,42,51,.8)}
@media(max-width:900px){.about{grid-template-columns:1fr;gap:36px}}

/* Prices */
.price{display:flex;flex-direction:column}
.price__for{margin-top:-2px}
.price__amt{font-size:1.1rem;margin:14px 0 2px;color:var(--blue)!important}.price__amt b{font-size:2.4rem;letter-spacing:-.03em}
.price__sub{font-size:.88rem!important;line-height:1.5}
.price__val{font-weight:800;font-size:1.3rem;color:var(--blue)!important;margin-top:auto;padding-bottom:20px}
.price--hi{border:2px solid var(--blue);box-shadow:0 20px 40px -24px rgba(27,42,51,.5)}
.note{margin-top:26px;color:var(--muted);text-align:center}

/* Contact */
.contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:start}
.contact__list{list-style:none;padding:0;margin-top:26px;display:grid;gap:10px}
.contact__list li::before{content:"→";color:var(--lime);margin-right:10px;font-weight:700}
.form{background:var(--ivory);color:var(--blue);border-radius:28px;padding:34px;display:grid;gap:18px}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:end}
.form label{display:flex;flex-direction:column;gap:6px;font-weight:600;font-size:.9rem}
.form label small{font-weight:400;color:var(--muted)}
.form input,.form select,.form textarea{font:400 1rem var(--font);color:var(--blue);padding:13px 14px;border:1px solid rgba(27,42,51,.3);border-radius:12px;background:#fff;width:100%}
.form input:focus,.form select:focus,.form textarea:focus{outline:3px solid var(--lime);border-color:var(--blue)}
.form .check{flex-direction:row;gap:12px;align-items:flex-start;font-weight:400;font-size:.88rem;color:var(--muted)}
.form .check input{width:20px;height:20px;margin-top:2px;accent-color:var(--blue);flex:none}
.form__hp{position:absolute;left:-9999px;height:0;overflow:hidden}
.form__msg{font-weight:600;min-height:1.4em}
.form__msg.ok{color:#2c6b00}.form__msg.err{color:#a3261c}
@media(max-width:900px){.contact{grid-template-columns:1fr;gap:36px}}
@media(max-width:560px){.form__row{grid-template-columns:1fr}.form{padding:24px}}

/* Footer */
.footer{background:var(--blue);color:rgba(245,241,233,.7);padding:44px 0;border-top:1px solid rgba(245,241,233,.12);font-size:.9rem}
.footer__in{display:flex;flex-wrap:wrap;gap:20px 40px;align-items:center;justify-content:space-between}
.footer__logo{height:30px;width:auto}
.footer nav{display:flex;gap:24px}
.footer a{text-decoration:none}.footer a:hover{color:var(--lime)}

/* Legal pages */
.legal{padding:70px 0 100px;max-width:760px}
.legal h1{font-size:2.4rem;margin-bottom:28px}
.legal h2{font-size:1.3rem;margin:32px 0 10px}
.legal p{margin-bottom:12px}
.todo{background:var(--lime);padding:2px 6px;border-radius:4px}

/* Reveal */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .flowviz__line{animation:none}
  .btn:hover{transform:none}
}

/* Schichten-Grafik +flow */
.layers{display:flex;flex-direction:column;gap:12px}
.layers small{font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;opacity:.65;display:block;margin-bottom:6px}
.layers b{font-size:1.5rem;letter-spacing:-.02em;display:block}
.layers span{font-size:.9rem;opacity:.8;display:block;margin-top:4px}
.layers__top{background:var(--blue);color:var(--ivory);border-radius:24px;padding:28px;border:3px solid var(--lime)}
.layers__top b i{color:var(--lime);font-style:normal}
.layers__arrow{text-align:center;font-weight:600;font-size:.9rem;color:var(--muted)}
.layers__base{background:#fff;border:2px dashed var(--blue);border-radius:24px;padding:28px}
.layers__base b{font-size:1.15rem}

/* Stack (+flow) */
.diagram--plus{grid-template-columns:.8fr 1.2fr}
.stack{display:flex;flex-direction:column;gap:10px;align-items:stretch}
.stack__top{border:2px solid var(--lime);border-radius:18px;padding:18px;text-align:center;background:rgba(196,242,64,.08)}
.stack__top p{font-size:.78rem;opacity:.75;margin-top:6px}
.stack__arrow{text-align:center;font-size:.82rem;color:var(--lime);font-weight:600}
.stack__base{background:var(--ivory);color:var(--blue);border-radius:18px;padding:20px;text-align:center}
.stack__base small{display:block;font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;opacity:.65;margin-bottom:6px}
.stack__base b{font-size:1.05rem}
@media(max-width:560px){.diagram--plus{grid-template-columns:1fr}}

/* Sprung-Animation */
.pre{opacity:0}
.pop{animation:pop .7s cubic-bezier(.34,1.56,.64,1) backwards}
@keyframes pop{from{opacity:0;transform:translateY(40px) scale(.7)}}
@media(prefers-reduced-motion:reduce){.pre{opacity:1}.pop{animation:none}}

/* +flow Ebenen-Diagramm */
.diagram--plus{grid-template-columns:.8fr 1fr .5fr 1.2fr;gap:14px}
.layer__mid{border:2px solid var(--lime);border-radius:18px;padding:18px 12px;max-width:none;background:rgba(196,242,64,.08)}
.layer__mid small{display:block;font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;opacity:.65;margin-bottom:6px}
.layer__flow{display:flex;flex-direction:column;gap:30px;color:var(--lime);font-size:.8rem;font-weight:600;text-align:center}
.stack__base{background:var(--ivory);color:var(--blue);border-radius:18px;padding:18px;text-align:left}
.stack__base small{display:block;font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;opacity:.65;margin-bottom:6px}
.stack__base b{font-size:1rem;display:block}
.stack__base p{font-size:.8rem;color:var(--muted);margin-top:8px;line-height:1.45}
@media(max-width:1100px){.diagram--plus{grid-template-columns:1fr}.layer__flow{flex-direction:row;justify-content:center;gap:24px}.layer__mid{text-align:center}}
.compare{margin-top:72px}
.compare h3{font-size:1.7rem;margin-bottom:10px}
.compare__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:28px}
.compare__grid div{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px;display:flex;flex-direction:column;gap:6px;border-top:4px solid var(--lime)}
.compare__grid span{color:var(--muted);font-size:.95rem}
@media(max-width:900px){.compare__grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.compare__grid{grid-template-columns:1fr}}

.split--one{grid-template-columns:1fr;gap:0}.split--one .split__text{max-width:760px}
.diagram-wide{margin-top:48px}
.core-logo{height:44px;width:auto;margin-inline:auto}.diagram__core .core-logo{height:34px}
.setup{margin-top:32px;background:var(--blue);color:var(--ivory);border-radius:var(--r);padding:28px 32px;border-left:6px solid var(--lime)}.setup h3{margin-bottom:8px}.setup p{color:rgba(245,241,233,.8);max-width:80ch}
.setup p+p{margin-top:12px}.setup strong{color:var(--lime)}
.sec--tint2{background:var(--tint)}.cards--2{grid-template-columns:repeat(2,1fr)}@media(max-width:900px){.cards--2{grid-template-columns:1fr}}
.pick{display:flex;flex-direction:column;gap:10px;align-items:flex-start}.pick__q{font-size:.85rem;font-weight:600;background:var(--lime);padding:4px 12px;border-radius:999px}
.pick p{flex:1}.setup--why{margin-top:18px;background:var(--blue-2)}

/* Auf einen Blick */
.glance{margin-top:40px;background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.glance__row{display:grid;grid-template-columns:.8fr 1.1fr 1.1fr;border-top:1px solid var(--line)}
.glance__row:first-child{border-top:0}
.glance__row>span{padding:16px 20px}
.glance__head{background:var(--blue);color:var(--ivory)}
.glance__head .brand{font-size:1.2rem}
.glance__l{font-weight:700;background:var(--tint)}
.glance__row>span:nth-child(3){background:rgba(196,242,64,.14)}
.glance__head>span:nth-child(3){background:rgba(196,242,64,.2)}
@media(max-width:700px){
  .glance__row{grid-template-columns:1fr}.glance__head{display:none}
  .glance__row>span{padding:10px 18px}.glance__l{padding-top:14px}
  .glance__row>span[data-l]::before{content:attr(data-l) ": ";font-weight:700}
}

/* Mobil straffen */
@media(max-width:640px){
  body{font-size:16px}
  .sec{padding:52px 0}
  .sec__head{margin-bottom:30px}
  h2{font-size:1.85rem;margin-bottom:14px}
  .hero{padding:32px 0 48px}
  .hero__cta{margin:24px 0 26px}
  .hero__cta .btn{width:100%}
  .btn{padding:14px 22px}
  .card{padding:22px}
  .cards{gap:14px}
  .steps{gap:26px;margin-bottom:44px}
  .compare{margin-top:44px}
  .compare h3{font-size:1.4rem}
  .diagram,.flowviz{padding:20px}
  .diagram-wide{margin-top:30px}
  .custom,.about,.contact,.split{gap:28px}
  .setup{padding:22px}
  .price__amt b{font-size:2.1rem}
  .footer__in{flex-direction:column;align-items:flex-start}
  .glance__row>span{padding:9px 16px}
  .promise div{padding:18px}
  .ticks{gap:14px}
  .form{padding:20px;border-radius:22px}
}

/* Erster Abschnitt weiß */
.hero{background:#fff}
/* Problem zentriert */
.sec--center .sec__head{text-align:center}
.sec--center .sec__head .lead{margin-inline:auto}
.sec--center .eyebrow{justify-content:center}
.sec--center .card{text-align:center}
.sec--center .problem{margin-inline:auto}

/* Auf-einen-Blick: weißer Rahmen, klare Linien */
.glance{display:grid;gap:3px;background:#fff;border:3px solid #fff;border-radius:var(--r);box-shadow:0 0 0 1px rgba(27,42,51,.08)}
.glance__row{gap:3px;border:0}
.glance__row>span{background:var(--ivory)}
.glance__row>.glance__l{background:var(--tint)}
.glance__row:not(.glance__head)>span:nth-child(3){background:var(--ivory)}
.glance__head>span{background:var(--blue);color:var(--ivory)}
.glance__head>span:nth-child(3){background:var(--lime);color:var(--blue)}
.glance__head>span:nth-child(3) .brand i{color:var(--blue)}
.glance__row>span:first-child{border-top-left-radius:inherit}
@media(max-width:700px){.glance__row{gap:3px}.glance__row>span[data-l]::before{color:var(--blue)}}

/* +flow 4-Stufen-Diagramm */
.diagram--four{grid-template-columns:.8fr auto 1fr auto 1fr auto 1.1fr;gap:12px}
.d4__arr{color:var(--lime);font-size:1.4rem;font-weight:700;text-align:center;display:flex;flex-direction:column;gap:18px;font-size:.85rem}
.d4__arr:not(.d4__arr--two){font-size:1.5rem}
.d4__arr--two span{white-space:nowrap}
.d4__agent{text-align:left;border:2px solid rgba(245,241,233,.4)}
.d4__layer{max-width:none}
@media(max-width:1100px){
  .diagram--four{grid-template-columns:1fr}
  .d4__arr{flex-direction:row;justify-content:center;transform:rotate(90deg);height:24px;align-items:center}
  .d4__arr--two{transform:none;height:auto;gap:24px}
}

/* FAQ */
.faq{max-width:820px}
.faq__list{display:grid;gap:10px}
.faq details{background:var(--ivory);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.faq summary{list-style:none;cursor:pointer;padding:20px 64px 20px 24px;font-weight:700;font-size:1.05rem;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);width:30px;height:30px;border-radius:50%;background:var(--lime);color:var(--blue);display:grid;place-items:center;font-size:1.3rem;font-weight:600;line-height:1;transition:transform .2s}
.faq details[open] summary::after{content:"–";transform:translateY(-50%) rotate(180deg)}
.faq details p{padding:0 24px 22px;color:var(--muted);max-width:68ch}
.faq details[open]{border-color:var(--blue)}
@media(max-width:640px){.faq summary{padding:16px 54px 16px 18px}.faq details p{padding:0 18px 18px}}
#faq{background:#fff}