/* Wirkung / Impact – editorial, weniger Card-Grid */

body {
    --imp-ink: #0f1f18;
    --imp-muted: #4a5c54;
    --imp-line: rgba(15, 31, 24, 0.12);
    --imp-wash: #eef3f0;
    --imp-deep: #081c15;
}

.imp-kicker {
    margin: 0 0 0.85rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-eco);
}

.imp-kicker--light {
    color: var(--color-eco-light);
}

.imp-lead {
    margin: 0 0 2rem;
    max-width: 38rem;
    font-size: 1.05rem;
    line-height: 1.6;
    color: var(--imp-muted);
}

/* ----- Hero ----- */
.imp-hero {
    padding: 4.75rem 0 3.5rem;
    background:
        radial-gradient(ellipse 70% 80% at 90% 10%, rgba(64, 145, 108, 0.18) 0%, transparent 55%),
        linear-gradient(125deg, rgba(8, 28, 21, 0.96) 0%, rgba(8, 28, 21, 0.88) 45%, rgba(15, 23, 42, 0.9) 100%);
    color: #fff;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.imp-hero__inner {
    max-width: 40rem;
}

.imp-hero .imp-kicker {
    color: var(--color-eco-light);
}

.imp-hero h1 {
    margin: 0 0 1.15rem;
    font-size: clamp(1.9rem, 4.2vw, 2.85rem);
    font-weight: 700;
    line-height: 1.12;
    letter-spacing: -0.03em;
    color: #fff;
    text-wrap: balance;
}

.imp-hero__lead {
    margin: 0 0 1.25rem;
    font-size: 1.1rem;
    line-height: 1.65;
    color: rgba(255, 255, 255, 0.82);
}

.imp-hero__meta {
    margin: 0;
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.55);
    letter-spacing: 0.01em;
}

/* ----- Proof metrics ----- */
.imp-proof {
    padding: 2.5rem 0;
    background: #fff;
    border-bottom: 1px solid var(--imp-line);
}

.imp-proof__list {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.5rem 2rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.imp-proof__list li {
    display: grid;
    gap: 0.35rem;
    padding-top: 0.85rem;
    border-top: 2px solid var(--color-eco);
}

.imp-proof__value {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.1;
    color: var(--imp-ink);
}

.imp-proof__label {
    font-size: 0.88rem;
    line-height: 1.4;
    color: var(--imp-muted);
}

/* ----- Belief ----- */
.imp-belief {
    padding: 4rem 0;
    background: var(--imp-wash);
    border-bottom: 1px solid var(--imp-line);
}

.imp-belief__inner {
    max-width: 44rem;
}

.imp-belief h2 {
    margin: 0 0 0.85rem;
    font-size: clamp(1.45rem, 2.8vw, 1.9rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--imp-ink);
}

.imp-belief__list {
    margin: 0;
    padding: 0;
    list-style: none;
    border-top: 1px solid var(--imp-line);
}

.imp-belief__list li {
    display: grid;
    grid-template-columns: 2.25rem 1fr;
    gap: 1rem;
    padding: 1.35rem 0;
    border-bottom: 1px solid var(--imp-line);
}

.imp-belief__num {
    font-family: var(--font-mono, ui-monospace, monospace);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-eco);
    padding-top: 0.2rem;
}

.imp-belief__list h3 {
    margin: 0 0 0.4rem;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--imp-ink);
}

.imp-belief__list p {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--imp-muted);
}

/* ----- Cases ----- */
.imp-cases {
    padding: 4.25rem 0 3.5rem;
    background: #fff;
}

.imp-cases__head {
    max-width: 40rem;
    margin-bottom: 2.5rem;
}

.imp-cases__head h2 {
    margin: 0 0 0.85rem;
    font-size: clamp(1.45rem, 2.8vw, 1.9rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--imp-ink);
}

.imp-cases__list {
    display: grid;
    gap: 1.25rem;
}

.imp-case {
    display: grid;
    grid-template-columns: 1.35fr 0.65fr;
    gap: 1.75rem 2.5rem;
    align-items: stretch;
    padding: 1.75rem 0;
    border-top: 1px solid var(--imp-line);
}

.imp-cases__list > .imp-case:last-child {
    border-bottom: 1px solid var(--imp-line);
}

.imp-case__venture {
    margin: 0 0 0.55rem;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-eco);
}

.imp-case__title {
    margin: 0 0 0.65rem;
    font-size: clamp(1.2rem, 2.2vw, 1.45rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.25;
    color: var(--imp-ink);
}

.imp-case__title a {
    color: inherit;
    text-decoration: none;
    background-image: linear-gradient(currentColor, currentColor);
    background-position: 0 100%;
    background-repeat: no-repeat;
    background-size: 0 1.5px;
    transition: background-size 0.3s ease, color 0.2s ease;
}

.imp-case__title a:hover {
    color: var(--color-eco-dark);
    background-size: 100% 1.5px;
}

.imp-case__hook {
    margin: 0 0 1rem;
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.45;
    color: var(--imp-ink);
}

.imp-case__shift {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.45rem 0.65rem;
    margin: 0 0 1.25rem;
    font-size: 0.88rem;
    line-height: 1.4;
    color: var(--imp-muted);
}

.imp-case__shift span:last-child {
    font-weight: 600;
    color: var(--color-eco-dark);
}

.imp-case__arrow {
    color: var(--color-eco);
    font-weight: 700;
}

.imp-case__quote {
    margin: 0 0 1.35rem;
    padding: 0 0 0 1rem;
    border-left: 2px solid rgba(45, 106, 79, 0.35);
}

.imp-case__quote p {
    margin: 0 0 0.5rem;
    font-size: 0.95rem;
    line-height: 1.55;
    color: var(--imp-ink);
    font-style: italic;
}

.imp-case__quote cite {
    display: block;
    font-size: 0.8rem;
    font-style: normal;
    color: var(--imp-muted);
}

.imp-case__link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--color-eco-dark);
    text-decoration: none;
}

.imp-case__link::after {
    content: '→';
    transition: transform 0.18s ease;
}

.imp-case__link:hover::after {
    transform: translateX(3px);
}

.imp-case__metric {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.35rem;
    padding: 1.35rem 1.4rem;
    background: var(--imp-wash);
    border: 1px solid var(--imp-line);
    border-left: 3px solid var(--color-eco);
}

.imp-case__metric-value {
    font-size: clamp(2rem, 3.5vw, 2.6rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1;
    color: var(--imp-ink);
}

.imp-case__metric-label {
    font-size: 0.9rem;
    font-weight: 600;
    line-height: 1.4;
    color: var(--imp-ink);
}

.imp-case__metric-context {
    font-size: 0.8rem;
    line-height: 1.4;
    color: var(--imp-muted);
}

/* ----- Pattern ----- */
.imp-pattern {
    padding: 4rem 0;
    background: var(--imp-wash);
    border-top: 1px solid var(--imp-line);
    border-bottom: 1px solid var(--imp-line);
}

.imp-pattern__head {
    max-width: 40rem;
    margin-bottom: 2rem;
}

.imp-pattern__head h2 {
    margin: 0 0 1rem;
    font-size: clamp(1.45rem, 2.8vw, 1.9rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--imp-ink);
}

.imp-pattern__flow {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 0.75rem;
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.45;
    color: var(--imp-muted);
}

.imp-pattern__flow span:last-child {
    font-weight: 600;
    color: var(--color-eco-dark);
}

.imp-pattern__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem 2.5rem;
}

.imp-pattern__col {
    padding: 1.35rem 1.4rem;
    background: #fff;
    border: 1px solid var(--imp-line);
}

.imp-pattern__col--after {
    border-left: 3px solid var(--color-eco);
}

.imp-pattern__col h3 {
    margin: 0 0 0.85rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--imp-muted);
}

.imp-pattern__col--after h3 {
    color: var(--color-eco);
}

.imp-pattern__col ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.imp-pattern__col li {
    position: relative;
    padding: 0.55rem 0 0.55rem 1rem;
    border-top: 1px solid var(--imp-line);
    font-size: 0.92rem;
    line-height: 1.5;
    color: var(--imp-ink);
}

.imp-pattern__col li:first-child {
    border-top: none;
    padding-top: 0;
}

.imp-pattern__col li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 1em;
    width: 0.4rem;
    height: 0.4rem;
    background: var(--color-eco);
}

.imp-pattern__col:not(.imp-pattern__col--after) li::before {
    background: var(--imp-muted);
    opacity: 0.45;
}

/* ----- Method ----- */
.imp-method {
    padding: 4rem 0;
    background: #fff;
}

.imp-method__inner {
    max-width: 44rem;
}

.imp-method h2 {
    margin: 0 0 1.75rem;
    font-size: clamp(1.45rem, 2.8vw, 1.9rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--imp-ink);
}

.imp-method__list {
    margin: 0;
    padding: 0;
    list-style: none;
    border-top: 1px solid var(--imp-line);
}

.imp-method__list li {
    display: grid;
    grid-template-columns: 2.25rem 1fr;
    gap: 1rem;
    padding: 1.35rem 0;
    border-bottom: 1px solid var(--imp-line);
}

.imp-method__num {
    font-family: var(--font-mono, ui-monospace, monospace);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-eco);
    padding-top: 0.2rem;
}

.imp-method__list h3 {
    margin: 0 0 0.4rem;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--imp-ink);
}

.imp-method__list p {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--imp-muted);
}

/* ----- CTA ----- */
.imp-cta {
    padding: 4.5rem 0 5rem;
    background:
        radial-gradient(ellipse 60% 80% at 10% 100%, rgba(64, 145, 108, 0.18) 0%, transparent 50%),
        linear-gradient(135deg, var(--color-eco-deep, #081c15) 0%, var(--color-eco-dark, #1b4332) 55%, #0f172a 100%);
    color: #fff;
}

.imp-cta__inner {
    max-width: 40rem;
}

.imp-cta h2 {
    margin: 0 0 1rem;
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: #fff;
}

.imp-cta p {
    margin: 0 0 1.5rem;
    font-size: 1.05rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.8);
}

.imp-cta__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}

.imp-cta .btn-primary {
    background: #fff;
    color: var(--color-eco-dark, #1b4332);
    border-color: #fff;
}

.imp-cta .btn-primary:hover {
    background: var(--imp-wash);
    color: var(--color-eco-deep, #081c15);
}

.imp-cta__note {
    margin: 0 !important;
    font-size: 0.85rem !important;
    color: rgba(255, 255, 255, 0.5) !important;
}

/* ----- Motion ----- */
@media (prefers-reduced-motion: no-preference) {
    .imp-hero__inner,
    .imp-proof__list li,
    .imp-case {
        animation: imp-fade-up 0.65s ease both;
    }

    .imp-proof__list li:nth-child(2) { animation-delay: 0.06s; }
    .imp-proof__list li:nth-child(3) { animation-delay: 0.12s; }
    .imp-proof__list li:nth-child(4) { animation-delay: 0.18s; }

    .imp-case:nth-child(2) { animation-delay: 0.08s; }
    .imp-case:nth-child(3) { animation-delay: 0.16s; }
}

@keyframes imp-fade-up {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: none;
    }
}

/* ----- Responsive ----- */
@media (max-width: 900px) {
    .imp-proof__list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 1.25rem;
    }

    .imp-case {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }

    .imp-pattern__grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}

@media (max-width: 600px) {
    .imp-hero {
        padding: 3.5rem 0 2.75rem;
    }

    .imp-proof__list {
        grid-template-columns: 1fr;
    }

    .imp-belief,
    .imp-cases,
    .imp-pattern,
    .imp-method {
        padding: 3rem 0;
    }

    .imp-cta__actions .btn {
        width: 100%;
        text-align: center;
    }
}