/* =====================================================
   FENSTEREINBAU - FOOTER STYLES (Fusszeile)
   Dark Blue Design
   ===================================================== */

/* Footer Container */
.fusszeile {
    background: linear-gradient(180deg, #0c3654 0%, #082740 50%, #061d30 100%);
    color: #e0eaf4;
    padding-top: 0;
    position: relative;
}

.fusszeile::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #0ea5e9, #38bdf8, #0ea5e9);
}

/* Top Section */
.fusszeile__top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 32px 0;
    border-bottom: 1px solid rgba(14, 165, 233, 0.15);
    margin-bottom: 48px;
}

.fusszeile__brand {
    display: flex;
    align-items: center;
    gap: 20px;
}

.fusszeile__logo {
    height: 40px;
    width: auto;
}

.fusszeile__slogan {
    font-size: 15px;
    color: #7eb8dc;
    margin: 0;
    padding-left: 20px;
    border-left: 1px solid rgba(14, 165, 233, 0.3);
}

.fusszeile__cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    text-decoration: none;
    border-radius: 12px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 24px rgba(14, 165, 233, 0.35);
}

.fusszeile__cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(14, 165, 233, 0.5);
    background: linear-gradient(135deg, #38bdf8 0%, #0ea5e9 100%);
}

.fusszeile__cta img {
    width: 20px;
    height: 20px;
    filter: brightness(0) invert(1);
}

/* Main Grid */
.fusszeile__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(14, 165, 233, 0.12);
}

/* Columns */
.fusszeile__col {
    display: flex;
    flex-direction: column;
}

.fusszeile__heading {
    font-size: 13px;
    font-weight: 700;
    color: #38bdf8;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 24px;
}

.fusszeile__text {
    font-size: 15px;
    color: #9dc4e0;
    line-height: 1.7;
    margin-bottom: 24px;
}

/* Contact Links */
.fusszeile__contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.fusszeile__contact-link {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #b8d8ed;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
}

.fusszeile__contact-link:hover {
    color: #38bdf8;
}

.fusszeile__contact-link img {
    width: 18px;
    height: 18px;
    filter: brightness(0) saturate(100%) invert(70%) sepia(30%) saturate(500%) hue-rotate(170deg);
    transition: filter 0.3s ease;
}

.fusszeile__contact-link:hover img {
    filter: brightness(0) saturate(100%) invert(70%) sepia(80%) saturate(800%) hue-rotate(170deg);
}

/* Navigation */
.fusszeile__nav {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.fusszeile__nav a {
    color: #9dc4e0;
    text-decoration: none;
    font-size: 15px;
    transition: all 0.3s ease;
    position: relative;
    padding-left: 0;
}

.fusszeile__nav a::before {
    content: '→';
    position: absolute;
    left: -20px;
    opacity: 0;
    color: #38bdf8;
    transition: all 0.3s ease;
}

.fusszeile__nav a:hover {
    color: #fff;
    padding-left: 20px;
}

.fusszeile__nav a:hover::before {
    left: 0;
    opacity: 1;
}

/* Trust Badges */
.fusszeile__badges {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.fusszeile__badge {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.fusszeile__badge-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    border-radius: 6px;
    flex-shrink: 0;
}

.fusszeile__badge-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.fusszeile__badge-text strong {
    font-size: 14px;
    font-weight: 600;
    color: #e0eaf4;
}

.fusszeile__badge-text span {
    font-size: 13px;
    color: #7eb8dc;
}

/* Regions */
.fusszeile__regions {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 28px 0;
    border-bottom: 1px solid rgba(14, 165, 233, 0.12);
}

.fusszeile__regions-label {
    font-size: 13px;
    font-weight: 600;
    color: #5a9fc9;
    text-transform: uppercase;
    letter-spacing: 1px;
    flex-shrink: 0;
}

.fusszeile__regions-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.fusszeile__region {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(14, 165, 233, 0.1);
    border: 1px solid rgba(14, 165, 233, 0.2);
    border-radius: 8px;
    color: #9dc4e0;
    text-decoration: none;
    font-size: 13px;
    transition: all 0.3s ease;
}

.fusszeile__region:hover {
    background: #0ea5e9;
    border-color: #0ea5e9;
    color: #fff;
    transform: translateY(-2px);
}

/* Bottom Bar */
.fusszeile__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
}

.fusszeile__copyright {
    font-size: 14px;
    color: #5a9fc9;
    margin: 0;
}

.fusszeile__legal {
    display: flex;
    gap: 24px;
}

.fusszeile__legal a {
    color: #5a9fc9;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.fusszeile__legal a:hover {
    color: #38bdf8;
}

/* Fixed Call Button */
.fe-fixed-call {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 65px;
    height: 65px;
    background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 28px rgba(14, 165, 233, 0.4);
    z-index: 9999;
    transition: all 0.3s ease;
    animation: fusszeile-pulse 2s infinite;
}

.fe-fixed-call:hover {
    transform: scale(1.1);
    box-shadow: 0 10px 40px rgba(14, 165, 233, 0.5);
}

.fe-fixed-call img {
    width: 28px;
    height: 28px;
    filter: brightness(0) invert(1);
    transition: transform 0.3s ease;
}

.fe-fixed-call:hover img {
    transform: rotate(15deg);
}

@keyframes fusszeile-pulse {
    0%, 100% {
        box-shadow: 0 6px 28px rgba(14, 165, 233, 0.4);
    }
    50% {
        box-shadow: 0 6px 28px rgba(14, 165, 233, 0.4), 0 0 0 12px rgba(14, 165, 233, 0.1);
    }
}

/* =====================================================
   RESPONSIVE STYLES
   ===================================================== */

@media (max-width: 1024px) {
    .fusszeile__top {
        flex-direction: column;
        gap: 24px;
        text-align: center;
    }

    .fusszeile__brand {
        flex-direction: column;
        gap: 12px;
    }

    .fusszeile__slogan {
        padding-left: 0;
        border-left: none;
    }

    .fusszeile__grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }

    .fusszeile__col--about {
        grid-column: span 2;
    }

    .fusszeile__contact {
        flex-direction: row;
        justify-content: center;
        flex-wrap: wrap;
        gap: 24px;
    }
}

@media (max-width: 768px) {
    .fusszeile__top {
        padding: 24px 0;
        margin-bottom: 36px;
    }

    .fusszeile__cta {
        width: 100%;
        justify-content: center;
    }

    .fusszeile__grid {
        grid-template-columns: 1fr;
        gap: 32px;
        padding-bottom: 36px;
    }

    .fusszeile__col--about {
        grid-column: span 1;
        text-align: center;
    }

    .fusszeile__contact {
        flex-direction: column;
        align-items: center;
    }

    .fusszeile__heading {
        text-align: center;
    }

    .fusszeile__nav {
        align-items: center;
    }

    .fusszeile__nav a {
        text-align: center;
    }

    .fusszeile__nav a:hover {
        padding-left: 0;
    }

    .fusszeile__nav a::before {
        display: none;
    }

    .fusszeile__badges {
        align-items: center;
    }

    .fusszeile__regions {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .fusszeile__regions-list {
        justify-content: center;
    }

    .fusszeile__bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .fe-fixed-call {
        bottom: 20px;
        right: 20px;
        width: 58px;
        height: 58px;
    }

    .fe-fixed-call img {
        width: 26px;
        height: 26px;
    }
}

@media (max-width: 480px) {
    .fusszeile__top {
        padding: 20px 0;
        margin-bottom: 28px;
    }

    .fusszeile__logo {
        height: 36px;
    }

    .fusszeile__slogan {
        font-size: 14px;
    }

    .fusszeile__cta {
        padding: 12px 24px;
        font-size: 15px;
    }

    .fusszeile__grid {
        gap: 28px;
        padding-bottom: 28px;
    }

    .fusszeile__heading {
        font-size: 12px;
        margin-bottom: 18px;
    }

    .fusszeile__text {
        font-size: 14px;
    }

    .fusszeile__nav a {
        font-size: 14px;
    }

    .fusszeile__badge-text strong {
        font-size: 13px;
    }

    .fusszeile__badge-text span {
        font-size: 12px;
    }

    .fusszeile__region {
        padding: 6px 12px;
        font-size: 12px;
    }

    .fusszeile__copyright {
        font-size: 13px;
    }

    .fusszeile__legal a {
        font-size: 13px;
    }

    .fe-fixed-call {
        width: 54px;
        height: 54px;
    }

    .fe-fixed-call img {
        width: 24px;
        height: 24px;
    }
}

@media (max-width: 375px) {
    .fusszeile__top {
        padding: 16px 0;
        margin-bottom: 24px;
    }

    .fusszeile__logo {
        height: 32px;
    }

    .fusszeile__slogan {
        font-size: 13px;
    }

    .fusszeile__cta {
        padding: 10px 20px;
        font-size: 14px;
        gap: 8px;
    }

    .fusszeile__cta img {
        width: 18px;
        height: 18px;
    }

    .fusszeile__grid {
        gap: 24px;
    }

    .fusszeile__text {
        font-size: 13px;
    }

    .fusszeile__contact-link {
        font-size: 13px;
    }

    .fusszeile__nav a {
        font-size: 13px;
    }

    .fusszeile__nav {
        gap: 12px;
    }

    .fusszeile__regions {
        padding: 20px 0;
    }

    .fusszeile__bottom {
        padding: 20px 0;
    }

    .fusszeile__copyright,
    .fusszeile__legal a {
        font-size: 12px;
    }

    .fusszeile__legal {
        gap: 16px;
    }

    .fe-fixed-call {
        bottom: 16px;
        right: 16px;
        width: 50px;
        height: 50px;
    }

    .fe-fixed-call img {
        width: 22px;
        height: 22px;
    }
}