:root {
    --lenz-primary: #145469;
    --lenz-primary-dark: #0d3d4d;
    --lenz-background: #f5f3ee;
    --lenz-text: #252525;
    --lenz-muted: #626b70;
    --lenz-border: #d9dee2;
    --lenz-surface: #ffffff;      /* Karten, Navigation, Boxen */
    --lenz-page-header: #f1ece3;       /* Seitenkopf */
}

body {
    margin: 0;
    background-color: var(--lenz-background);
    color: var(--lenz-text);
    font-family: "Segoe UI", Arial, Helvetica, sans-serif;
}


/* Navigation und Markenbereich */

.site-header {
    background-color: var(--lenz-surface);
    /* border-bottom: 1px solid var(--lenz-border); */
}
.site-navigation {
    padding: 0.9rem 0;
    background-color: var(--lenz-surface);
} 
/* .site-header {
    background: linear-gradient(
        to bottom,
        var(--lenz-header) 0%,
        var(--lenz-background) 100%
    );
    border-bottom: 1px solid var(--lenz-border);
}

.site-navigation {
    padding: 0.9rem 0;
    background-color: transparent;
} */

.site-navigation-inner {
    gap: 1.5rem;
}

.site-identity {
    display: flex;
    flex: 0 1 430px;
    flex-direction: column;
    align-items: flex-start;
    min-width: 0;
    color: inherit;
    line-height: 1.2;
    text-decoration: none;
}

.site-identity:hover,
.site-identity:focus {
    color: inherit;
    text-decoration: none;
}

/* .site-identity-brand {
    margin-bottom: 0.15rem;
    color: #7a8286;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
} */
.site-identity-brand {
    /* position: relative;
    padding-left: 0.75rem; */
    color: #6f777b;
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.11em;
    text-transform: uppercase;
}
.site-identity-main {
    position: relative;
    display: flex;
    flex-direction: column;
    padding-left: 0.75rem;
}

.site-identity-main::before {
    position: absolute;
    top: 0.05rem;
    bottom: 0.05rem;
    left: 0;
    width: 1px;
    border-radius: 2px;
    background-color: var(--lenz-primary);
    content: "";
}
/* .site-identity-brand::before {
    position: absolute;
    top: 0.05rem;
    bottom: 0.05rem;
    left: 0;
    width: 1px;
    border-radius: 2px;
    background-color: var(--lenz-primary);
    content: "";
} */
.site-identity-project {
    color: var(--lenz-primary-dark);
    font-size: 1.08rem;
    font-weight: 700;
    letter-spacing: 0.055em;
    margin-top: 0.18rem;
    text-transform: uppercase;
}

.site-identity-claim {
    margin-top: 0.28rem;
    color: #525d62;
    font-size: 0.95rem;
    line-height: 1.4;
}
@media (min-width: 1200px) {
    .site-identity-claim {
        white-space: nowrap;
    }
}
.site-navigation-menu {
    min-width: 0;
}

.navbar-nav {
    align-items: center;
    gap: 0.15rem;
}

.nav-link {
    color: #41484c;
    font-weight: 500;
    white-space: nowrap;
}

.nav-link:hover,
.nav-link:focus {
    color: var(--lenz-primary);
}

.nav-link.active,
.nav-link[aria-current="page"] {
    color: var(--lenz-primary-dark);
    font-weight: 700;
}

.navbar-toggler {
    border-color: var(--lenz-border);
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 0.2rem rgba(20, 84, 105, 0.15);
}


/* Variabler Seitentitel */

/* .page-heading {
    padding: 2.5rem 0 2rem;
    border-bottom: 1px solid #dedbd4;
    background-color: var(--lenz-background);
} */
.page-heading {
    padding: 2.5rem 0 2rem;
    /* border-bottom: 1px solid #dedbd4; */
    border-bottom: 1px solid rgba(20, 84, 105, 0.08);
    background: linear-gradient(
        to bottom,
        var(--lenz-background) 0%, 
        /* #FCFBF8 0%, */
        var(--lenz-page-header) 100%
    );
}
.page-heading h1 {
    max-width: 900px;
    margin: 0 0 0.75rem;
    font-size: clamp(2rem, 4vw, 3.25rem);
    font-weight: 700;
    letter-spacing: -0.035em;
    line-height: 1.1;
}

.page-subtitle {
    max-width: 800px;
    margin: 0;
    color: var(--lenz-muted);
    font-size: clamp(1.05rem, 2vw, 1.3rem);
    line-height: 1.55;
}


/* Allgemeiner Inhaltsbereich */

.page-content {
    min-height: 420px;
    padding: 3.5rem 0 5rem;
}

.page-introduction {
    max-width: 900px;
}

.page-introduction h2 {
    margin-bottom: 1.25rem;
}

.page-introduction p,
.content-placeholder p {
    color: #555f63;
    font-size: 1.05rem;
    line-height: 1.75;
}

.content-placeholder {
    max-width: 800px;
}

.content-placeholder h2 {
    margin-bottom: 1.25rem;
}


/* Hero- und Einleitungsbereiche */

.page-hero {
    background:
        linear-gradient(
            135deg,
            rgba(20, 84, 105, 0.08),
            rgba(200, 154, 67, 0.10)
        );
}

.section-label {
    color: var(--lenz-primary);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.section-label-light {
    color: rgba(255, 255, 255, 0.8);
}

.section-intro {
    max-width: 760px;
    color: var(--lenz-muted);
    font-size: 1.1rem;
}


/* Karten und Inhaltsboxen */

.content-card,
.topic-card,
.compact-card,
.feature-panel {
    padding: 1.75rem;
    border: 1px solid #dedede;
    border-radius: 0.75rem;
    background-color: var(--lenz-surface);
}

.content-card-accent {
    border-top: 4px solid var(--lenz-primary);
}

.topic-card {
    transition:
        transform 0.2s ease,
        box-shadow 0.2s ease;
}

.topic-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 0.75rem 1.75rem rgba(0, 0, 0, 0.08);
}

.topic-card ul {
    margin-bottom: 0;
    padding-left: 1.2rem;
    color: #5d666a;
}

.topic-card li {
    margin-bottom: 0.35rem;
}

.compact-card p {
    margin-bottom: 0;
    color: var(--lenz-muted);
}

.feature-panel-primary {
    border-color: var(--lenz-primary);
    background-color: var(--lenz-primary);
    color: #ffffff;
}

.feature-panel-primary ul {
    padding-left: 1.2rem;
}


/* Listen */

.check-list {
    padding-left: 1.25rem;
}

.check-list li {
    margin-bottom: 0.45rem;
}

.check-list li:last-child {
    margin-bottom: 0;
}


/* Reflexions- und Fragenbereiche */

.reflection-section {
    background-color: #e9f0f2;
}

.reflection-box {
    padding: 2.5rem;
    border-radius: 1rem;
    background-color: var(--lenz-surface);
    box-shadow: 0 1rem 2.5rem rgba(20, 55, 68, 0.08);
}

.question-list {
    display: grid;
    gap: 0.85rem;
}

.question-item {
    padding: 1rem 1.25rem;
    border-left: 4px solid var(--lenz-primary);
    background-color: #f6f8f8;
    font-weight: 600;
}


/* Vorbereitungsübersicht */

.preparation-list {
    border-top: 1px solid #d8dcde;
}

.preparation-item {
    display: grid;
    grid-template-columns: minmax(180px, 0.8fr) 1.5fr;
    gap: 1.5rem;
    padding: 1.15rem 0;
    border-bottom: 1px solid #d8dcde;
}

.preparation-item span {
    color: var(--lenz-muted);
}


/* Große Tablets und kleinere Desktopfenster */

@media (max-width: 1199.98px) {
    .site-identity {
        flex-basis: 360px;
    }

    .site-identity-claim {
        font-size: 0.9rem;
    }

    .nav-link {
        padding-right: 0.55rem !important;
        padding-left: 0.55rem !important;
        font-size: 0.95rem;
    }
}


/* Mobile Navigation */

@media (max-width: 991.98px) {
    .site-navigation {
        padding: 0.75rem 0;
    }

    .site-navigation-inner {
        align-items: center;
    }

    .site-identity {
        flex: 1 1 auto;
        max-width: calc(100% - 70px);
    }

    .site-identity-claim {
        max-width: 620px;
    }

    .site-navigation-menu {
        width: 100%;
        padding-top: 1rem;
    }

    .navbar-nav {
        align-items: stretch;
        gap: 0;
        padding-top: 0.25rem;
        border-top: 1px solid var(--lenz-border);
    }

    .nav-link {
        padding: 0.7rem 0;
    }
}


/* Handy und kleinere Tablets */

@media (max-width: 767.98px) {
    .site-identity-brand {
        font-size: 0.66rem;
    }

    .site-identity-project {
        font-size: 1rem;
    }

    .site-identity-claim {
        font-size: 0.84rem;
        line-height: 1.35;
    }

    .page-heading {
        padding: 2.1rem 0 1.8rem;
    }

    .page-content {
        padding: 2.5rem 0 4rem;
    }

    .reflection-box {
        padding: 1.5rem;
    }

    .preparation-item {
        grid-template-columns: 1fr;
        gap: 0.35rem;
    }

    .content-card,
    .topic-card,
    .compact-card,
    .feature-panel {
        padding: 1.35rem;
    }
}


/* Sehr kleine Bildschirme */

@media (max-width: 479.98px) {
    .site-identity {
        max-width: calc(100% - 62px);
    }

    .site-identity-claim {
        font-size: 0.78rem;
    }
}