/* === FONTS ================================================================ */
@font-face {
    font-family: 'Montserrat';
    src: url('/fonts/Montserrat-VariableFont_wght.ttf') format('truetype');
    font-weight: 100 900;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Montserrat';
    src: url('/fonts/Montserrat-Italic-VariableFont_wght.ttf') format('truetype');
    font-weight: 100 900;
    font-style: italic;
    font-display: swap;
}

/* === OVERLAY SYSTEM ======================================================= */
#pageWrapper {
    width: 100%;
    min-height: 100vh;
    display: flex;
    background: linear-gradient(135deg, #c3c3c38c 0%, #b0b0b0 100%);
    flex-direction: column;
    transition: transform 0.4s ease;
}

html.theme-dark #pageWrapper {
    background: linear-gradient(135deg, #0d1b3e 0%, #1a2d5a 100%);
}

@media (prefers-color-scheme: dark) {
    html:not(.theme-light) #pageWrapper {
        background: linear-gradient(135deg, #0d1b3e 0%, #1a2d5a 100%);
    }
}

body.overlay-active #pageWrapper {
    display: none !important;
}

body.overlay-active .floating-nav-wrapper {
    display: none !important;
}

#overlayContainer {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100vh;
    background: transparent;
    z-index: 9999;
    overflow: hidden;
    transform: translateX(100%);
    transition: transform 0.4s ease;
    pointer-events: none;
}

body.overlay-active #overlayContainer {
    transform: translateX(0);
    overflow-y: auto;
    overflow-x: hidden;
    pointer-events: auto;
    background: var(--bg);
}

#overlayBackdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: #18203a;
    z-index: 9997;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.4s ease, visibility 0s 0.4s;
}

body.overlay-active #overlayBackdrop {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transition: opacity 0.4s ease, visibility 0s 0s;
}

.detail-close-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 44px;
    height: 44px;
    background: transparent;
    border: 2px solid var(--border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text);
    transition: all 0.2s ease;
    z-index: 10;
    float: right;
    margin-bottom: 1rem;
}

.detail-close-btn:hover {
    background: var(--border);
    border-color: var(--text);
    transform: scale(1.1);
}

/* === MOBILE OVERLAY LAYOUT ================================================ */
@media (max-width: 768px) {
    #overlayContainer {
        height: 100dvh;
        padding: 0;
        display: flex;
        flex-direction: column;
    }

    body.overlay-active #overlayContainer {
        transform: translateX(0);
    }

    .overlay-detail-wrapper {
        order: 1;
        flex: 1 1 0;
        min-height: 0;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        padding: 1.5rem 1rem;
        margin-bottom: 0;
    }

    .mobile-main-content {
        order: 2;
        flex: 0 0 auto;
        width: 100%;
        background: #c0c0c0;
        border-top: 1px solid var(--border, rgba(0,0,0,0.1));
        box-shadow: 0 -2px 12px rgba(0,0,0,0.1);
        padding: 0.25rem 0.5rem;
        z-index: 10;
    }

    .mobile-main-content .card {
        width: 100% !important;
        min-width: 100% !important;
        flex-direction: column !important;
        align-items: stretch !important;
        text-align: left !important;
        padding: 0.35rem 0.5rem !important;
        margin-bottom: 0 !important;
        margin-left: 90px !important;
        width: calc(100% - 90px) !important;
        min-width: calc(100% - 90px) !important;
        gap: 0.2rem !important;
        border-radius: 10px !important;
        position: relative !important;
    }

    .mobile-main-content .card > div:first-child {
        position: absolute !important;
        left: -85px !important;
        top: 0 !important;
        bottom: 0 !important;
        width: 80px !important;
        margin: 0 !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
    }

    .mobile-main-content .card > div:first-child h3 {
        display: none !important;
    }

    .mobile-main-content .card img {
        width: 80px !important;
        height: 100% !important;
        max-height: 100% !important;
        object-fit: cover !important;
        border-radius: 8px !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    .mobile-main-content .card > div:first-child > div {
        margin: 0 !important;
        width: 80px !important;
        height: 100% !important;
        border-radius: 8px !important;
    }

    .mobile-main-content .card svg {
        max-height: 100% !important;
        max-width: 80px !important;
    }

    .mobile-main-content .card > p {
        font-size: 0.8rem !important;
        margin-bottom: 0 !important;
        text-align: left !important;
        display: -webkit-box !important;
        -webkit-line-clamp: 4 !important;
        -webkit-box-orient: vertical !important;
        overflow: hidden !important;
        line-height: 1.4 !important;
    }

    .mobile-main-content .card > .btn {
        width: 100% !important;
        font-size: 0.7rem !important;
        padding: 0.2rem 1rem !important;
        margin-top: 0.15rem !important;
        text-align: center !important;
    }

    .mobile-main-content .section {
        padding: 0 !important;
    }

    .mobile-main-content .section > div {
        padding: 0 !important;
    }

    .mobile-main-content .lead,
    .mobile-main-content .sectionHeader,
    .mobile-main-content .slider-section-header {
        display: none !important;
    }

    .mobile-card-title {
        font-size: 0.8rem;
        font-weight: 700;
        text-align: center;
        padding: 0.2rem 0;
        color: var(--text, #333);
    }

    .mobile-main-content .main-carousel-nav,
    .mobile-main-content .main-carousel-indicators {
        display: none !important;
    }

    body.overlay-active .mobile-main-content .case-slider {
        position: relative !important;
        overflow: visible !important;
        padding: 0 2rem !important;
    }

    body.overlay-active .mobile-main-content .carousel-nav {
        position: absolute !important;
        top: 50% !important;
        transform: translateY(-50%) !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        z-index: 100 !important;
        width: 28px !important;
        height: 28px !important;
        border: none !important;
        background: transparent !important;
        color: var(--text, #333) !important;
        cursor: pointer !important;
        padding: 0 !important;
    }

    body.overlay-active .mobile-main-content .carousel-nav:hover {
        color: var(--brand-600) !important;
    }

    body.overlay-active .mobile-main-content .carousel-arrow {
        width: 28px !important;
        height: 28px !important;
        fill: none !important;
        stroke: currentColor !important;
        stroke-width: 2 !important;
        stroke-linecap: round !important;
        stroke-linejoin: round !important;
    }

    body.overlay-active .mobile-main-content .carousel-nav--prev {
        left: 0 !important;
        right: auto !important;
    }

    body.overlay-active .mobile-main-content .carousel-nav--next {
        left: auto !important;
        right: 0 !important;
    }

    body.overlay-active .mobile-main-content .case-slider__container {
        position: relative !important;
        min-height: auto !important;
        flex-direction: column !important;
    }

    .mobile-main-content .slider-arrow {
        display: none !important;
    }
}

/* === CAROUSEL ============================================================= */
.carousel-nav:hover .carousel-arrow {
    stroke-width: 3 !important;
}

.theme-dark .carousel-nav:hover .carousel-arrow {
    stroke: var(--brand-300) !important;
}

@media (prefers-color-scheme: dark) {
    html:not(.theme-light) .carousel-nav:hover .carousel-arrow {
        stroke: var(--brand-300) !important;
    }
}

.carousel-indicator:hover {
    background: var(--brand-400) !important;
    border-color: var(--brand-400) !important;
    transform: scale(1.15) !important;
}

.carousel-indicator:focus {
    outline: 2px solid var(--brand-500) !important;
    outline-offset: 2px !important;
}

/* === OVERLAY WRAPPER ====================================================== */
.overlay-detail-wrapper {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2.5rem 3rem 3rem;
    min-height: 100%;
}

@media (max-width: 1024px) {
    .overlay-detail-wrapper {
        padding: 2rem 2rem 2.5rem;
    }
}

@media (max-width: 768px) {
    .overlay-detail-wrapper {
        padding: 1.5rem 1.25rem 2rem;
    }
}

/* === DETAIL POPUP ========================================================= */
.detail-popup {
    --dp-text: #ffffff;
    --dp-muted: rgba(255, 255, 255, 0.75);
    --dp-dim: rgba(255, 255, 255, 0.7);
    --dp-faint: rgba(255, 255, 255, 0.5);
    --dp-border: rgba(255, 255, 255, 0.18);
    --dp-grid-bg: rgba(255, 255, 255, 0.04);
    color: var(--dp-text);
    padding: 0;
}

html.theme-light .detail-popup {
    --dp-text: var(--text);
    --dp-muted: var(--text-muted);
    --dp-dim: var(--text-muted);
    --dp-faint: var(--text-muted);
    --dp-border: var(--border);
    --dp-grid-bg: rgba(0, 0, 0, 0.03);
}

.detail-popup__media {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 1.5rem;
    background: rgba(255,255,255,0.05);
}

.detail-popup__media img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 12px;
}

.detail-popup__play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 72px;
    height: 72px;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(4px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: 2px solid rgba(255,255,255,0.3);
    transition: all 0.2s ease;
}

.detail-popup__play-btn:hover {
    background: rgba(255,255,255,0.25);
    transform: translate(-50%, -50%) scale(1.05);
}

.detail-popup__title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--dp-text);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.detail-popup__description {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--dp-muted);
    margin-bottom: 1.5rem;
}

.detail-popup__section {
    margin-bottom: 2rem;
}

.detail-popup__section-label {
    text-transform: uppercase;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--dp-text);
    margin-bottom: 0.75rem;
}

.detail-popup__text {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--dp-dim);
}

@media (max-width: 1024px) {
    .detail-popup__text {
        text-align: left;
    }
}

.detail-popup__flex-header {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
    align-items: flex-start;
}

@media (max-width: 600px) {
    .detail-popup__flex-header {
        flex-direction: column;
        gap: 1rem;
    }

    .detail-popup__flex-header .detail-popup__media {
        max-width: 100% !important;
        min-width: 100% !important;
        width: 100% !important;
    }
}

.detail-popup__leistungen-title {
    text-transform: uppercase;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--dp-text);
    margin-bottom: 1.5rem;
}

.detail-popup__grid {
    display: grid;
    gap: 1.25rem;
}

.detail-popup__grid--3x2,
.detail-popup__grid--3col {
    grid-template-columns: repeat(3, 1fr);
}

.detail-popup__grid-item {
    padding: 1rem 1.25rem;
    border: 1px solid var(--dp-border);
    border-radius: 10px;
    background: var(--dp-grid-bg);
}

.detail-popup__grid-item-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--dp-text);
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.detail-popup__bullet-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.detail-popup__bullet-list li {
    font-size: 0.85rem;
    color: var(--dp-dim);
    padding: 0.25rem 0;
    padding-left: 0.75rem;
    position: relative;
    line-height: 1.5;
}

.detail-popup__bullet-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.65rem;
    width: 4px;
    height: 4px;
    background: var(--dp-faint);
    border-radius: 50%;
}

.detail-popup__project-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: start;
    margin-bottom: 2.5rem;
}

.detail-popup__project-image {
    border-radius: 12px;
    overflow: hidden;
    background: rgba(255,255,255,0.05);
}

.detail-popup__project-image img {
    width: 100%;
    height: auto;
    display: block;
}

.detail-popup__project-info {
    padding-top: 0.5rem;
}

.detail-popup__cta-area {
    margin-top: 2rem;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.detail-popup__cta-btn {
    display: inline-block;
    padding: 0.75rem 2.5rem;
    border: 2px solid rgba(255,255,255,0.5);
    border-radius: 30px;
    color: #ffffff;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.2s ease;
}

.detail-popup__cta-btn:hover {
    background: rgba(255,255,255,0.1);
    border-color: #ffffff;
}

.detail-popup__accordion {
    margin-bottom: 1.5rem;
}

.detail-popup__accordion-toggle {
    cursor: pointer;
    display: flex;
    align-items: center;
    list-style: none;
}

.detail-popup__accordion-toggle::-webkit-details-marker {
    display: none;
}

.detail-popup__chevron {
    transition: transform 0.2s ease;
}

.detail-popup__accordion[open] .detail-popup__chevron {
    transform: rotate(180deg);
}

.detail-popup__highlights {
    display: flex;
    justify-content: space-around;
    margin: 2rem 0;
    gap: 1rem;
}

.detail-popup__highlight-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.75rem;
    padding: 1.25rem 1rem;
    border: 1px solid var(--dp-border);
    border-radius: 12px;
    background: var(--dp-grid-bg);
    flex: 1;
}

.detail-popup__highlight-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.detail-popup__highlight-icon svg {
    stroke-width: 2.5;
    width: 40px;
    height: 40px;
}

.detail-popup__highlight-label {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--dp-text);
    line-height: 1.3;
}

.detail-popup__spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(255,255,255,0.2);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: detail-popup-spin 0.8s linear infinite;
}

@keyframes detail-popup-spin {
    to { transform: rotate(360deg); }
}

@media (max-width: 1024px) {
    .detail-popup__grid--3x2,
    .detail-popup__grid--3col {
        grid-template-columns: repeat(2, 1fr);
    }

    .detail-popup__project-header {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .detail-popup__grid--3x2,
    .detail-popup__grid--3col {
        grid-template-columns: 1fr;
    }

    .detail-popup__title {
        font-size: 1.5rem;
    }

    .detail-popup__leistungen-title {
        font-size: 1.2rem;
    }

    .detail-popup__highlights {
        flex-wrap: wrap;
        align-items: center;
    }

    .detail-popup__grid-item {
        text-align: center;
    }

    .detail-popup__bullet-list li {
        text-align: left;
    }
}

/* === SITE BACKGROUND BIRDS ================================================ */
.site-bg-bird {
    position: fixed;
    pointer-events: none;
    z-index: 0;
    -webkit-mask-image: url('/img/bird_light.svg');
    mask-image: url('/img/bird_light.svg');
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    -webkit-mask-size: contain;
    mask-size: contain;
    -webkit-mask-position: center;
    mask-position: center;
    background-color: var(--text);
    opacity: 0.03;
}

.site-bg-bird--1 {
    width: 1600px;
    height: 1400px;
    top: 122px;
    right: -646px;
}

.site-bg-bird--2 {
    width: 1314px;
    height: 1067px;
    bottom: -311px;
    left: -467px;
    transform: scaleX(-1) scaleY(1);
}

@media (max-width: 1024px) {
    .site-bg-bird--1 {
        width: 900px;
        height: 788px;
        top: 60px;
        right: -320px;
    }

    .site-bg-bird--2 {
        width: 750px;
        height: 609px;
        bottom: -140px;
        left: -260px;
    }
}

@media (max-width: 640px) {
    .site-bg-bird--1 {
        width: 480px;
        height: 420px;
        top: 30px;
        right: -180px;
    }

    .site-bg-bird--2 {
        width: 380px;
        height: 308px;
        bottom: -80px;
        left: -140px;
    }
}

.theme-dark .site-bg-bird {
    opacity: 0.025;
}

@media (prefers-color-scheme: dark) {
    html:not(.theme-light) .site-bg-bird {
        opacity: 0.025;
    }
}

/* === COOKIE BANNER ======================================================== */
.cookie-banner {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    max-width: 400px;
    background: var(--card-bg);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 1.5rem 1.75rem;
    z-index: 10000;
    box-shadow: var(--elev-3);
    animation: cookie-slide-in 0.4s ease;
}

.cookie-banner--hidden {
    display: none;
}

@keyframes cookie-slide-in {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}

.cookie-banner__title {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.6rem;
    color: var(--text);
}

.cookie-banner__text {
    font-size: 0.8rem;
    line-height: 1.55;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.cookie-banner__text strong {
    color: var(--text);
}

.cookie-banner__actions {
    display: flex;
    gap: 0.6rem;
}

.cookie-banner__btn {
    flex: 1;
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    border: 1.5px solid var(--border);
    transition: all 0.2s ease;
}

.cookie-banner__btn--accept {
    background: var(--brand-600);
    color: #ffffff;
    border-color: var(--brand-600);
}

.cookie-banner__btn--accept:hover {
    background: var(--brand-700);
    border-color: var(--brand-700);
}

.cookie-banner__btn--decline {
    background: transparent;
    color: var(--text-muted);
}

.cookie-banner__btn--decline:hover {
    color: var(--text);
    border-color: var(--text-muted);
}

@media (max-width: 480px) {
    .cookie-banner {
        left: 1rem;
        right: 1rem;
        max-width: none;
        bottom: 1rem;
    }
}

/* === FOUNDER IMAGE SWITCHER =============================================== */
.founder-image-switcher {
    position: relative;
    cursor: pointer;
    -webkit-user-select: none;
    user-select: none;
}

.founder-image-switcher img:nth-child(2) {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    opacity: 0;
}

img {
    user-select: none;
    -webkit-user-drag: none;
    pointer-events: none;
}

/* CHANGE 12 - Overlay: reduce excess empty space below content */
.overlay-detail-wrapper {
    padding-top: clamp(40px, 5vh, 80px) !important;
    padding-bottom: clamp(40px, 5vh, 80px) !important;
}

/* CHANGE 13 - Overlay nav footer: dead-end fix */
.overlay-nav-footer {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    padding: 2rem 0 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 2rem;
}
.overlay-nav-footer .btn {
    min-width: 160px;
}

/* CHANGE 21 - Overlay image/video full width on tablet/mobile */
@media (max-width: 1024px) {
    .detail-popup__flex-header {
        flex-direction: column;
        gap: 1rem;
    }
    .detail-popup__flex-header .detail-popup__media,
    .detail-popup__flex-header > div:first-child {
        max-width: 100% !important;
        min-width: 100% !important;
        width: 100% !important;
    }
    .detail-popup__flex-header img {
        width: 100%;
        aspect-ratio: 16 / 9;
        object-fit: cover;
    }
}