header {
    position: fixed;
    inset: 0 0 auto;
    width: 100%;
    z-index: 1000;
    background: linear-gradient(90deg, rgba(245, 252, 243, 0.98), rgba(87, 156, 106, 0.92));
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(118, 152, 117, 0.18);
    box-shadow: 0 18px 40px rgba(57, 45, 33, 0.12);
}

nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 2rem;
}

.logo-link {
    display: inline-flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.55rem 1rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(117, 95, 72, 0.18);
    box-shadow: inset 0 2px 0 rgba(255, 255, 255, 0.92), 0 18px 40px rgba(57, 45, 33, 0.09);
}

.logo-link--brand {
    padding: 0.85rem 1.1rem;
    gap: 0.9rem;
}

.logo-mark {
    width: 2rem;
    height: 2rem;
    border-radius: 0.85rem;
    background: linear-gradient(180deg, #2d6f31, #76b76f);
    box-shadow: inset 0 2px 0 rgba(255, 255, 255, 0.32), 0 14px 28px rgba(35, 74, 33, 0.12);
    flex-shrink: 0;
}

.logo-text {
    display: grid;
    gap: 0.1rem;
    line-height: 1.05;
}

.logo-heading {
    font-size: 1rem;
    font-weight: 800;
    color: #1f4b1f;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.logo-subtitle {
    font-size: 0.75rem;
    font-weight: 600;
    color: #3f6241;
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.nav-logo {
    width: min(180px, 100%);
    height: auto;
    display: block;
}

.nav-links {
    display: flex;
    gap: 1rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-links a {
    color: #30412b;
    font-weight: 600;
    padding: 0.75rem 1rem;
    border-radius: 999px;
    background: rgba(244, 252, 245, 0.94);
    border: 1px solid rgba(118, 152, 117, 0.15);
    transition: transform 0.25s ease, background 0.25s ease, color 0.25s ease;
    box-shadow: 0 10px 24px rgba(57, 45, 33, 0.08);
}

.nav-links a:hover {
    background: linear-gradient(135deg, rgba(99, 164, 96, 0.96), rgba(72, 132, 86, 0.96));
    color: #ffffff;
    transform: translateY(-1px);
}

body.page .nav-links a[href="index.html#leistungen"],
body.page .nav-links a[href="#leistungen"] {
    display: none;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 0.35rem;
    cursor: pointer;
}

.hamburger span {
    width: 26px;
    height: 3px;
    background: #3f352a;
    border-radius: 999px;
    transition: transform 0.25s ease;
}

.nav-links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    right: 1.25rem;
    background: rgba(255, 255, 255, 0.98);
    padding: 1rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.nav-links.active a {
    color: var(--color-text);
}

.nav-links.active a:hover {
    background: rgba(165, 125, 90, 0.08);
    color: var(--color-primary);
}

@media (max-width: 900px) {
    nav {
        padding: 0.75rem 1.25rem;
        gap: 0.75rem;
    }

    .logo-link--brand {
        padding: 0.6rem 0.8rem;
        gap: 0.7rem;
    }

    .logo-mark {
        width: 1.75rem;
        height: 1.75rem;
        border-radius: 0.7rem;
    }

    .logo-heading {
        font-size: 0.9rem;
        letter-spacing: 0.06em;
    }

    .logo-subtitle {
        font-size: 0.65rem;
        letter-spacing: 0.1em;
    }

    .hamburger {
        gap: 0.3rem;
    }

    .hamburger span {
        width: 22px;
        height: 2.5px;
    }
}

@media (max-width: 650px) {
    nav {
        padding: 0.6rem 1rem;
        gap: 0.6rem;
    }

    .logo-link--brand {
        padding: 0.5rem 0.7rem;
        gap: 0.6rem;
    }

    .logo-mark {
        width: 1.5rem;
        height: 1.5rem;
        border-radius: 0.6rem;
    }

    .logo-heading {
        font-size: 0.8rem;
        letter-spacing: 0.05em;
    }

    .logo-subtitle {
        font-size: 0.6rem;
        letter-spacing: 0.08em;
    }

    .hamburger span {
        width: 20px;
        height: 2px;
    }

    .nav-links.active {
        right: 1rem;
        padding: 0.75rem;
    }

    .nav-links.active a {
        padding: 0.6rem 0.85rem;
        font-size: 0.95rem;
    }
}