* {
    box-sizing: border-box;
    scroll-margin: 42px;
}

html {
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion:reduce) {
    html {
        scroll-behavior: auto;
    }
}

body {
    margin: 0;
    background: #ffffff;
    color: #111111;
    font-family: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.7;
}

a {
    color: #146b52;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

h1,
h2,
h3 {
    margin: 0;
    font-weight: 700;
    letter-spacing: -.01em;
    color: #0d0d0d;
}

p {
    margin: 0 0 1.15em;
    color: #2b2b2b;
}

img {
    max-width: 100%;
    display: block;
}

.wrap {
    width: 100%;
    max-width: 640px;
    margin: 0 auto;
    padding: 0 1.25rem;
}

@media (min-width:768px) {
    body {
        font-size: 17px;
    }

    .wrap {
        padding: 0 2rem;
    }
}

@media (min-width:1100px) {
    .wrap {
        max-width: 820px;
    }
}

@media (min-width:1500px) {
    body {
        font-size: 18px;
    }

    .wrap {
        max-width: 900px;
    }
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: #ffffff;
    border-bottom: 1px solid #e2e2e2;
}

.nav-bar {
    max-width: 900px;
    margin: 0 auto;
    padding: .85rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

@media (min-width:768px) {
    .nav-bar {
        padding: .9rem 2rem;
    }
}

.logo {
    font-weight: 700;
    font-size: 1rem;
    color: #0d0d0d;
    line-height: 1.3;
}

.logo:hover {
    text-decoration: none;
}

.logo span {
    display: block;
    font-weight: 400;
    font-size: .74rem;
    color: #555555;
}

.nav-links {
    display: flex;
    gap: 1.6rem;
}

.nav-links a {
    font-size: .92rem;
    color: #333333;
}

.nav-links a:hover {
    color: #146b52;
    text-decoration: none;
}

.nav-toggle {
    display: none;
    width: 42px;
    height: 42px;
    padding: 0;
    border: 0;
    background: #ffffff;
    border-radius: 2px;
    cursor: pointer;
    position: relative;
}

.nav-toggle span {
    position: absolute;
    left: 11px;
    right: 11px;
    height: 2px;
    background: #0d0d0d;
    transition: transform .2s ease, opacity .2s ease;
}

.nav-toggle span:nth-child(1) {
    top: 14px;
}

.nav-toggle span:nth-child(2) {
    top: 20px;
}

.nav-toggle span:nth-child(3) {
    top: 26px;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

@media (max-width:820px) {
    .nav-toggle {
        display: block;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        gap: 0;
        background: #ffffff;
        border-bottom: 1px solid #e2e2e2;
        padding: .4rem 0;
        display: none;
    }

    .nav-links.open {
        display: flex;
    }

    .nav-links a {
        padding: .85rem 1.25rem;
        border-top: 1px solid #f0f0f0;
    }

    .nav-links a:first-child {
        border-top: none;
    }
}

.hero {
    position: relative;
    background: #22333f;
    min-height: 330px;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
}

@media (min-width:768px) {
    .hero {
        min-height: 430px;
    }
}

@media (min-width:1200px) {
    .hero {
        min-height: 500px;
    }
}

.hero img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-shade {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 20, 28, .85) 0%, rgba(10, 20, 28, .45) 45%, rgba(10, 20, 28, .12) 100%);
}

.hero-text {
    position: relative;
    width: 100%;
    padding-top: 3rem;
    padding-bottom: 2.2rem;
}

.hero-text h1 {
    color: #ffffff;
    font-size: clamp(1.5rem, 4.2vw, 2.45rem);
    line-height: 1.25;
    max-width: 20ch;
}

.hero-text p {
    color: #e4ebf1;
    margin: .85rem 0 0;
    font-size: 1rem;
    max-width: 48ch;
}

section {
    padding: 2.8rem 0;
}

@media (min-width:768px) {
    section {
        padding: 3.4rem 0;
    }
}

section h2 {
    font-size: 1.3rem;
    margin-bottom: 1.3rem;
}

@media (min-width:768px) {
    section h2 {
        font-size: 1.45rem;
    }
}

.intro p {
    max-width: 64ch;
}

.facts {
    color: #6e6e6e;
    font-size: .88rem;
    padding-top: 1.3rem;
    margin-top: .4rem;
    border-top: 1px solid #e2e2e2;
    max-width: 64ch;
}

.acc {
    border-top: 1px solid #e2e2e2;
}

.acc-item {
    border-bottom: 1px solid #e2e2e2;
}

.acc-title {
    margin: 0;
    font-size: inherit;
    font-weight: inherit;
}

.acc-head {
    width: 100%;
    margin: 0;
    padding: 1.05rem 2.4rem 1.05rem 0;
    background: none;
    border: none;
    font: inherit;
    font-size: 1rem;
    font-weight: 600;
    color: #0d0d0d;
    text-align: left;
    cursor: pointer;
    position: relative;
    display: block;
}

.acc-head:hover {
    color: #146b52;
}

.acc-head .count {
    font-weight: 400;
    color: #6e6e6e;
    font-size: .85rem;
    margin-left: .45rem;
}

/* Plus / Minus */
.acc-head::before,
.acc-head::after {
    content: "";
    position: absolute;
    background: #146b52;
    transition: opacity .2s ease, transform .2s ease;
}

.acc-head::before {
    right: 4px;
    top: 50%;
    width: 13px;
    height: 2px;
    margin-top: -1px;
}

.acc-head::after {
    right: 9.5px;
    top: 50%;
    width: 2px;
    height: 13px;
    margin-top: -6.5px;
}

.acc-head[aria-expanded="true"]::after {
    opacity: 0;
    transform: rotate(90deg);
}

.acc-panel {
    display: none;
    padding: 0 0 1.5rem;
}

.acc-panel.open {
    display: block;
}

.acc-panel>p:last-child {
    margin-bottom: 0;
}

.acc-panel figure {
    margin: 1.6rem 0 0;
}

.acc-panel figure img {
    width: 100%;
    height: auto;
    background: #efefef;
}

.acc-panel figcaption {
    margin-top: .55rem;
    font-size: .83rem;
    color: #6e6e6e;
}

.acc-lead {
    font-size: .95rem;
    color: #2b2b2b;
}

.ref {
    display: flex;
    flex-direction: column;
    gap: .1rem;
    padding: .75rem 0;
    border-bottom: 1px solid #f0f0f0;
}

.ref:last-of-type {
    border-bottom: none;
}

.ref .jahr {
    font-size: .83rem;
    font-weight: 700;
    color: #146b52;
    white-space: nowrap;
}

.ref p {
    margin: 0;
    font-size: .95rem;
}

.ref b {
    color: #0d0d0d;
    font-weight: 600;
}

@media (min-width:640px) {
    .ref {
        flex-direction: row;
        gap: 1.2rem;
    }

    .ref .jahr {
        flex: none;
        min-width: 6.4rem;
        padding-top: .18rem;
    }
}

.partner {
    padding: 1.2rem 0;
    border-bottom: 1px solid #f0f0f0;
}

.partner:last-child {
    border-bottom: none;
}

.partner .rolle {
    color: #6e6e6e;
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .05em;
}

.partner h3 {
    font-size: 1.08rem;
    margin: .15rem 0 .2rem;
}

.partner .buero {
    color: #2b2b2b;
    font-size: .95rem;
}

.partner .daten {
    color: #6e6e6e;
    font-size: .88rem;
    margin-top: .15rem;
}

.kontakt address {
    font-style: normal;
}

.kontakt address p {
    margin: 0 0 .25em;
}

.site-footer {
    border-top: 1px solid #e2e2e2;
    padding: 2.2rem 0;
    margin-top: 1rem;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: .6rem 2rem;
}

.footer-inner p {
    margin: 0;
    color: #6e6e6e;
    font-size: .84rem;
}

.footer-inner nav {
    display: flex;
    gap: 1.4rem;
}

.footer-inner nav a {
    color: #6e6e6e;
    font-size: .84rem;
}

.sketch-note {
    color: #6e6e6e;
    font-size: .85rem;
    font-style: italic;
    margin-top: 1.1rem;
}