/* =========================================================
   NACHHALTIGKEIT
   Eigene Styles für nachhaltigkeit.html
========================================================= */


/* =========================================================
   TOPIC HERO
========================================================= */

.sustainability-hero {

    position: relative;

    min-height: 78vh;

    display: flex;

    align-items: center;

    overflow: hidden;

    background:
        radial-gradient(
            circle at 12% 30%,
            rgba(95,139,91,0.20),
            transparent 34%
        ),
        radial-gradient(
            circle at 88% 72%,
            rgba(166,198,106,0.11),
            transparent 30%
        ),
        rgba(16,21,16,0.80);

    border-bottom:
        1px solid
        rgba(255,255,255,0.07);
}


.sustainability-hero::before {

    content: "";

    position: absolute;

    width: 600px;
    height: 600px;

    right: -220px;
    top: -220px;

    border-radius: 50%;

    background:
        rgba(166,198,106,0.08);

    filter:
        blur(90px);

    pointer-events: none;
}


.sustainability-hero::after {

    content: "";

    position: absolute;

    width: 300px;
    height: 300px;

    left: -150px;
    bottom: -150px;

    border-radius: 50%;

    background:
        rgba(95,139,91,0.10);

    filter:
        blur(70px);

    pointer-events: none;
}


.sustainability-hero-content {

    position: relative;

    z-index: 2;

    max-width: 900px;

    padding-top: 80px;
}


.sustainability-hero h1 {

    margin:
        20px 0 25px;

    font-family:
        "Archivo Black",
        sans-serif;

    font-size:
        clamp(52px, 9vw, 120px);

    line-height:
        0.95;

    letter-spacing:
        -0.045em;

    color:
        #ffffff;
}


.sustainability-hero h1 span {

    color:
        var(--lime);
}


.sustainability-hero-intro {

    max-width: 720px;

    margin: 0;

    color:
        rgba(255,255,255,0.70);

    font-size:
        clamp(17px, 2vw, 22px);

    line-height:
        1.7;
}


.sustainability-hero-meta {

    display: flex;

    align-items: center;

    flex-wrap: wrap;

    gap: 12px;

    margin-top: 35px;

    color:
        rgba(255,255,255,0.42);

    font-size: 11px;

    font-weight: 700;

    letter-spacing:
        0.12em;

    text-transform:
        uppercase;
}


.sustainability-hero-meta .meta-dot {

    color:
        var(--lime);
}


/* =========================================================
   INTRO
========================================================= */

.sustainability-intro {

    position: relative;

    background:
        rgba(16,21,16,0.68);
}


.sustainability-intro-grid {

    display: grid;

    grid-template-columns:
        minmax(280px, 0.8fr)
        minmax(400px, 1.2fr);

    gap: 100px;

    align-items: start;
}


.sustainability-intro-text {

    padding-top: 10px;
}


.sustainability-intro-text .text {

    margin-bottom: 25px;

    color:
        var(--muted);

    line-height:
        1.85;
}


.sustainability-intro-text .text:last-child {

    margin-bottom: 0;
}


/* =========================================================
   BENEFITS
========================================================= */

.sustainability-benefits {

    position: relative;

    background:
        radial-gradient(
            circle at 90% 15%,
            rgba(95,139,91,0.12),
            transparent 32%
        ),
        rgba(255,255,255,0.025);
}


.sustainability-benefits .section-heading {

    max-width: 720px;

    margin-bottom: 60px;
}


.benefits-grid {

    display: grid;

    grid-template-columns:
        repeat(4, minmax(0,1fr));

    gap: 18px;
}


.benefit-card {

    position: relative;

    min-height: 300px;

    padding: 30px;

    display: flex;

    flex-direction: column;

    overflow: hidden;

    border:
        1px solid
        rgba(255,255,255,0.09);

    border-radius:
        var(--radius);

    background:
        linear-gradient(
            145deg,
            rgba(255,255,255,0.075),
            rgba(255,255,255,0.025)
        );

    transition:
        transform 0.4s ease,
        border-color 0.4s ease,
        box-shadow 0.4s ease;
}


.benefit-card::before {

    content: "";

    position: absolute;

    width: 170px;
    height: 170px;

    right: -100px;
    bottom: -100px;

    border-radius: 50%;

    background:
        rgba(166,198,106,0.12);

    filter:
        blur(45px);

    transition:
        transform 0.5s ease;
}


.benefit-card:hover {

    transform:
        translateY(-8px);

    border-color:
        rgba(166,198,106,0.32);

    box-shadow:
        0 20px 50px
        rgba(0,0,0,0.28);
}


.benefit-card:hover::before {

    transform:
        scale(1.7);
}


.benefit-number {

    position: absolute;

    top: 25px;
    right: 25px;

    color:
        rgba(255,255,255,0.28);

    font-size: 11px;

    font-weight: 700;

    letter-spacing:
        0.12em;
}


.benefit-icon {

    position: relative;

    z-index: 2;

    width: 54px;
    height: 54px;

    display: grid;

    place-items: center;

    margin-bottom: 35px;

    border:
        1px solid
        rgba(166,198,106,0.22);

    border-radius:
        16px;

    background:
        rgba(166,198,106,0.10);

    color:
        var(--lime);

    font-size: 22px;

    font-weight: 700;
}


.benefit-card h3 {

    position: relative;

    z-index: 2;

    margin:
        0 0 14px;

    color:
        #ffffff;

    font-size: 20px;
}


.benefit-card p {

    position: relative;

    z-index: 2;

    margin: 0;

    color:
        var(--muted);

    font-size: 13px;

    line-height:
        1.75;
}


/* =========================================================
   MATERIALS
========================================================= */

.sustainability-materials {

    position: relative;

    background:
        rgba(16,21,16,0.74);
}


.sustainability-materials .section-heading {

    max-width: 720px;

    margin-bottom: 60px;
}


.materials-grid {

    display: grid;

    grid-template-columns:
        repeat(2, minmax(0,1fr));

    gap: 20px;
}


.material-card {

    position: relative;

    min-height: 260px;

    padding: 38px;

    overflow: hidden;

    border:
        1px solid
        rgba(255,255,255,0.09);

    border-radius:
        var(--radius);

    background:
        rgba(255,255,255,0.035);

    transition:
        transform 0.4s ease,
        border-color 0.4s ease,
        background 0.4s ease;
}


.material-card:hover {

    transform:
        translateY(-7px);

    border-color:
        rgba(166,198,106,0.30);

    background:
        rgba(255,255,255,0.055);
}


.material-card-number {

    display: block;

    margin-bottom: 35px;

    color:
        rgba(255,255,255,0.28);

    font-size: 11px;

    font-weight: 700;

    letter-spacing:
        0.15em;
}


.material-card h3 {

    margin:
        0 0 14px;

    color:
        #ffffff;

    font-size: 25px;
}


.material-card p {

    max-width: 620px;

    margin: 0;

    color:
        var(--muted);

    font-size: 14px;

    line-height:
        1.8;
}


.material-tags {

    display: flex;

    flex-wrap: wrap;

    gap: 8px;

    margin-top: 28px;
}


.material-tags span {

    padding:
        8px 12px;

    border:
        1px solid
        rgba(166,198,106,0.15);

    border-radius:
        50px;

    background:
        rgba(166,198,106,0.08);

    color:
        rgba(255,255,255,0.68);

    font-size: 11px;
}


/* =========================================================
   AGRICULTURE
========================================================= */

.sustainability-agriculture {

    position: relative;

    background:
        radial-gradient(
            circle at 10% 70%,
            rgba(95,139,91,0.13),
            transparent 30%
        ),
        rgba(255,255,255,0.025);
}


.agriculture-grid {

    display: grid;

    grid-template-columns:
        minmax(280px, 0.8fr)
        minmax(400px, 1.2fr);

    gap: 90px;

    align-items: start;
}


.agriculture-intro {

    position: sticky;

    top: 120px;
}


.agriculture-intro .text {

    color:
        var(--muted);

    line-height:
        1.85;
}


.agriculture-points {

    display: grid;

    gap: 16px;
}


.agriculture-point {

    display: grid;

    grid-template-columns:
        55px 1fr;

    gap: 25px;

    padding:
        25px 0;

    border-bottom:
        1px solid
        rgba(255,255,255,0.08);
}


.agriculture-point:first-child {

    padding-top: 0;
}


.agriculture-point:last-child {

    padding-bottom: 0;

    border-bottom:
        none;
}


.agriculture-point-number {

    width: 45px;
    height: 45px;

    display: grid;

    place-items: center;

    border-radius: 50%;

    border:
        1px solid
        rgba(166,198,106,0.25);

    color:
        var(--lime);

    font-size: 11px;

    font-weight: 700;
}


.agriculture-point h3 {

    margin:
        0 0 10px;

    color:
        #ffffff;

    font-size: 20px;
}


.agriculture-point p {

    margin: 0;

    color:
        var(--muted);

    font-size: 13px;

    line-height:
        1.75;
}


/* =========================================================
   CIRCULAR ECONOMY
========================================================= */

.circular-economy {

    background:
        rgba(16,21,16,0.76);
}


.circular-economy .section-heading {

    max-width: 720px;

    margin-bottom: 60px;
}


.circular-grid {

    display: grid;

    grid-template-columns:
        repeat(3, minmax(0,1fr));

    gap: 18px;
}


.circular-card {

    position: relative;

    padding: 35px;

    min-height: 290px;

    border:
        1px solid
        rgba(255,255,255,0.09);

    border-radius:
        var(--radius);

    background:
        linear-gradient(
            145deg,
            rgba(166,198,106,0.065),
            rgba(255,255,255,0.025)
        );

    overflow: hidden;

    transition:
        transform 0.4s ease,
        border-color 0.4s ease;
}


.circular-card:hover {

    transform:
        translateY(-7px);

    border-color:
        rgba(166,198,106,0.30);
}


.circular-card::after {

    content: "";

    position: absolute;

    width: 130px;
    height: 130px;

    right: -70px;
    top: -70px;

    border:
        1px solid
        rgba(166,198,106,0.12);

    border-radius: 50%;
}


.circular-card-number {

    display: block;

    margin-bottom: 35px;

    color:
        var(--lime);

    font-size: 11px;

    font-weight: 700;

    letter-spacing:
        0.14em;
}


.circular-card h3 {

    margin:
        0 0 15px;

    color:
        #ffffff;

    font-size: 22px;
}


.circular-card p {

    margin: 0;

    color:
        var(--muted);

    font-size: 13px;

    line-height:
        1.8;
}


/* =========================================================
   MÖGLICHKEITEN & GRENZEN
========================================================= */

.sustainability-perspective {

    position: relative;

    background:
        radial-gradient(
            circle at 90% 30%,
            rgba(166,198,106,0.08),
            transparent 30%
        ),
        rgba(255,255,255,0.025);
}


.sustainability-perspective .section-heading {

    max-width: 750px;

    margin-bottom: 60px;
}


.perspective-grid {

    display: grid;

    grid-template-columns:
        repeat(2, minmax(0,1fr));

    gap: 22px;
}


.perspective-card {

    padding: 40px;

    border:
        1px solid
        rgba(255,255,255,0.09);

    border-radius:
        var(--radius);

    background:
        rgba(255,255,255,0.035);
}


.perspective-card.positive {

    border-color:
        rgba(166,198,106,0.20);

    background:
        linear-gradient(
            145deg,
            rgba(166,198,106,0.08),
            rgba(255,255,255,0.025)
        );
}


.perspective-card.caution {

    background:
        rgba(255,255,255,0.025);
}


.perspective-label {

    display: inline-block;

    margin-bottom: 25px;

    padding:
        7px 11px;

    border-radius:
        50px;

    border:
        1px solid
        rgba(166,198,106,0.20);

    color:
        var(--lime);

    font-size: 9px;

    font-weight: 700;

    letter-spacing:
        0.14em;
}


.perspective-card.caution .perspective-label {

    border-color:
        rgba(255,255,255,0.12);

    color:
        rgba(255,255,255,0.55);
}


.perspective-card h3 {

    margin:
        0 0 18px;

    color:
        #ffffff;

    font-size: 28px;
}


.perspective-card p {

    margin: 0;

    color:
        var(--muted);

    font-size: 14px;

    line-height:
        1.8;
}


/* =========================================================
   FACTS
========================================================= */

.sustainability-facts {

    background:
        rgba(16,21,16,0.78);
}


.sustainability-facts .section-heading {

    margin-bottom: 50px;
}


.sustainability-facts-grid {

    display: grid;

    grid-template-columns:
        repeat(4, minmax(0,1fr));

    gap: 18px;
}


.sustainability-fact {

    padding: 30px;

    min-height: 220px;

    border-left:
        2px solid
        rgba(166,198,106,0.35);

    background:
        rgba(255,255,255,0.035);

    transition:
        transform 0.4s ease,
        background 0.4s ease;
}


.sustainability-fact:hover {

    transform:
        translateY(-6px);

    background:
        rgba(255,255,255,0.055);
}


.sustainability-fact strong {

    display: block;

    margin-bottom: 35px;

    color:
        var(--lime);

    font-size: 11px;

    letter-spacing:
        0.12em;
}


.sustainability-fact h3 {

    margin:
        0 0 12px;

    color:
        #ffffff;

    font-size: 19px;
}


.sustainability-fact p {

    margin: 0;

    color:
        var(--muted);

    font-size: 13px;

    line-height:
        1.7;
}


/* =========================================================
   KNOWLEDGE NOTE
========================================================= */

.sustainability-note {

    background:
        rgba(16,21,16,0.80);
}


.sustainability-note-box {

    position: relative;

    max-width: 950px;

    margin: 0 auto;

    padding: 55px;

    border:
        1px solid
        rgba(166,198,106,0.18);

    border-radius:
        var(--radius);

    background:
        linear-gradient(
            145deg,
            rgba(166,198,106,0.075),
            rgba(255,255,255,0.025)
        );
}


.sustainability-note-box::before {

    content: "";

    position: absolute;

    left: 0;
    top: 0;
    bottom: 0;

    width: 3px;

    border-radius:
        3px 0 0 3px;

    background:
        var(--lime);
}


.sustainability-note-box h2 {

    margin:
        20px 0;

    font-size:
        clamp(30px, 4vw, 48px);

    line-height:
        1.1;

    color:
        #ffffff;
}


.sustainability-note-box h2 span {

    color:
        var(--lime);
}


.sustainability-note-box p {

    max-width: 800px;

    margin:
        0 0 18px;

    color:
        var(--muted);

    font-size: 14px;

    line-height:
        1.8;
}


.sustainability-note-box p:last-child {

    margin-bottom:
        0;
}


/* =========================================================
   TOPIC NAVIGATION
========================================================= */

.topic-navigation {

    background:
        rgba(255,255,255,0.025);
}


.topic-navigation .section-heading {

    margin-bottom:
        50px;
}


.topic-navigation-grid {

    display: grid;

    grid-template-columns:
        repeat(3, minmax(0,1fr));

    gap:
        18px;
}


.topic-navigation-card {

    position: relative;

    display: flex;

    flex-direction: column;

    min-height:
        280px;

    padding:
        30px;

    color:
        inherit;

    text-decoration:
        none;

    border:
        1px solid
        rgba(255,255,255,0.09);

    border-radius:
        var(--radius);

    background:
        rgba(255,255,255,0.035);

    transition:
        transform 0.4s ease,
        border-color 0.4s ease,
        background 0.4s ease;
}


.topic-navigation-card:hover {

    transform:
        translateY(-8px);

    border-color:
        rgba(166,198,106,0.32);

    background:
        rgba(255,255,255,0.06);
}


.topic-navigation-card > span {

    margin-bottom:
        35px;

    color:
        rgba(255,255,255,0.28);

    font-size:
        11px;

    font-weight:
        700;

    letter-spacing:
        0.12em;
}


.topic-navigation-card h3 {

    margin:
        0 0 14px;

    color:
        #ffffff;

    font-size:
        22px;
}


.topic-navigation-card p {

    margin:
        0;

    color:
        var(--muted);

    font-size:
        13px;

    line-height:
        1.7;
}


.topic-navigation-card strong {

    margin-top:
        auto;

    padding-top:
        25px;

    color:
        var(--lime);

    font-size:
        12px;

    transition:
        transform 0.3s ease;
}


.topic-navigation-card:hover strong {

    transform:
        translateX(5px);
}


.back-topic {

    margin-top:
        50px;

    text-align:
        center;
}


/* =========================================================
   TABLET / LAPTOP
========================================================= */

@media (max-width: 1100px) {

    .benefits-grid {

        grid-template-columns:
            repeat(2, minmax(0,1fr));
    }


    .sustainability-facts-grid {

        grid-template-columns:
            repeat(2, minmax(0,1fr));
    }

}


/* =========================================================
   TABLET
========================================================= */

@media (max-width: 850px) {

    .sustainability-intro-grid,
    .agriculture-grid {

        grid-template-columns:
            1fr;

        gap:
            45px;
    }


    .agriculture-intro {

        position:
            static;
    }


    .materials-grid,
    .perspective-grid {

        grid-template-columns:
            1fr;
    }


    .circular-grid {

        grid-template-columns:
            1fr 1fr;
    }


    .topic-navigation-grid {

        grid-template-columns:
            repeat(2, minmax(0,1fr));
    }

}


/* =========================================================
   MOBILE
========================================================= */

@media (max-width: 650px) {

    .sustainability-hero {

        min-height:
            75vh;
    }


    .sustainability-hero-content {

        padding-top:
            70px;
    }


    .sustainability-hero h1 {

        font-size:
            clamp(47px, 15vw, 75px);
    }


    .sustainability-hero-intro {

        font-size:
            16px;
    }


    .sustainability-hero-meta {

        gap:
            8px;
    }


    .sustainability-intro-grid,
    .agriculture-grid {

        gap:
            35px;
    }


    .benefits-grid {

        grid-template-columns:
            1fr;
    }


    .benefit-card {

        min-height:
            auto;

        padding:
            27px;
    }


    .materials-grid {

        grid-template-columns:
            1fr;
    }


    .material-card {

        min-height:
            auto;

        padding:
            28px;
    }


    .agriculture-point {

        grid-template-columns:
            45px 1fr;

        gap:
            18px;
    }


    .agriculture-point-number {

        width:
            42px;

        height:
            42px;
    }


    .circular-grid {

        grid-template-columns:
            1fr;
    }


    .circular-card {

        min-height:
            auto;

        padding:
            28px;
    }


    .perspective-card {

        padding:
            30px;
    }


    .perspective-card h3 {

        font-size:
            25px;
    }


    .sustainability-facts-grid {

        grid-template-columns:
            1fr;
    }


    .sustainability-fact {

        min-height:
            auto;
    }


    .sustainability-note-box {

        padding:
            35px 28px;
    }


    .topic-navigation-grid {

        grid-template-columns:
            1fr;
    }


    .topic-navigation-card {

        min-height:
            240px;
    }

}


/* =========================================================
   REDUCED MOTION
========================================================= */

@media (prefers-reduced-motion: reduce) {

    .sustainability-hero *,
    .benefit-card,
    .material-card,
    .circular-card,
    .sustainability-fact,
    .topic-navigation-card {

        transition:
            none !important;
    }

}