* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Inter", sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: #000;
    background-color: #fff;
    padding: 0;
    margin: 0;
}

.container {
    width: 1200px;
    max-width: 100%;
    margin: 0 auto;
    padding: 40px 20px;
}

/* Header Section */
.header {
    margin-bottom: 60px;
}

.header-content {
    display: grid;
    grid-template-columns: 400px 800px;
    align-items: center;
}

.graphic-container {
    grid-column: 1;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    padding-right: 40px;
}

.logo-image {
    width: 250px;
    height: auto;
    object-fit: contain;
    display: block;
}

.title-section {
    grid-column: 2;
}

.main-title {
    font-size: 4rem;
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 10px;
    color: #000;
}

.main-title br {
    display: inline;
}

.subtitle {
    font-size: 24px;
    font-weight: 700;
    color: #000;
    margin: 0;
    margin-top: 20px;
}

/* Mobile Header - hidden by default */
.header-mobile {
    display: none;
}

.logo-mobile {
    width: 100%;
    max-width: 100%;
    height: auto;
    display: block;
}

.mobile-title {
    font-size: 24px;
    font-weight: 700;
    color: #000;
    margin: 20px 0 0 0;
    line-height: 1.3;
}

/* Main Content */
.main-content {
    display: grid;
    grid-template-columns: 400px 800px;
    gap: 24px 0;
    margin-bottom: 20px;
}

.content-section {
    display: contents;
}

.section-header {
    grid-column: 1;
    padding-right: 40px;
    padding-top: 2px;
}

.section-header h2 {
    font-size: 18px;
    font-weight: 600;
    color: #000;
    line-height: 1.4;
    margin: 0;
}

.section-content {
    grid-column: 2;
    max-width: 100%;
}

.section-content h2.subtitle {
    font-size: 24px;
    font-weight: 700;
    color: #000;
    margin: 0 0 16px 0;
}

.section-content p {
    margin-bottom: 16px;
    font-size: 16px;
    line-height: 1.6;
    margin-top: 0;
    text-align: justify;
}

.section-content ul {
    margin-left: 20px;
    margin-bottom: 16px;
}

.section-content li {
    margin-bottom: 8px;
    font-size: 16px;
    line-height: 1.6;
}

.application-section .section-content li {
    margin-bottom: 0;
    line-height: 1.6;
}

.section-content a {
    color: #000;
    text-decoration: underline;
}

.section-content a:hover {
    text-decoration: none;
}

/* Accordion Styles */
.accordion-container {
    margin: 20px 0;
}

.accordion-item {
    border-bottom: 1px solid #e0e0e0;
    margin-bottom: 8px;
}

.accordion-header {
    width: 100%;
    background: none;
    border: none;
    text-align: left;
    padding: 12px 0;
    cursor: pointer;
    font-family: "Inter", sans-serif;
    font-size: 16px;
    font-weight: 400;
    color: #000;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.accordion-header:hover {
    opacity: 0.7;
}

.accordion-header[aria-expanded="true"] .arrow {
    transform: rotate(90deg);
}

.arrow {
    display: inline-block;
    font-size: 18px;
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition:
        max-height 0.3s ease,
        padding 0.3s ease;
    padding: 0;
}

.accordion-content.active {
    max-height: 1000px;
    padding: 0 0 16px 0;
}

.accordion-section {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 40px 0;
    margin-bottom: 20px;
    max-width: 100%;
}

.accordion-section:last-child {
    margin-bottom: 0;
}

.accordion-section h3 {
    grid-column: 1;
    font-size: 18px;
    font-weight: 600;
    color: #000;
    margin: 0;
    padding-right: 40px;
    padding-left: 26px;
    padding-top: 2px;
    line-height: 1.4;
}

.accordion-section-content {
    grid-column: 2;
    max-width: 100%;
    padding-left: 26px;
    padding-right: 0;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

.accordion-section-content p {
    margin-bottom: 16px;
    font-size: 16px;
    line-height: 1.6;
    text-align: justify;
}

.accordion-section-content p:last-child {
    margin-bottom: 0;
}

.accordion-section-content ul {
    margin-left: 20px;
    margin-bottom: 16px;
    margin-top: 0;
}

.accordion-section-content li {
    margin-bottom: 8px;
    font-size: 16px;
    line-height: 1.6;
}

.accordion-section-content ul:last-child {
    margin-bottom: 0;
}

/* Footer */
.footer {
    display: grid;
    grid-template-columns: 400px 800px;
    margin-top: 20px;
    padding-top: 0px;
}

.footer-left {
    grid-column: 1;
}

.footer-right {
    grid-column: 2;
    min-width: 0;
    overflow: hidden;
}

.footer-label {
    font-size: 16px;
    font-weight: 400;
    color: #000;
    margin-bottom: 20px;
}

.logos {
    display: flex;
    align-items: center;
    gap: clamp(15px, 3vw, 40px);
    flex-wrap: nowrap;
}

.logo-footer {
    height: 30px;
    width: auto;
    max-height: 30px;
    object-fit: contain;
    flex-shrink: 1;
    min-width: 0;
}

/* Footer Imprint */
.footer-imprint {
    margin-top: 20px;
    padding-top: 0;
}

.footer-imprint .footer-right {
    border-top: 1px solid #e0e0e0;
    padding-top: 10px;
    padding-bottom: 10px;
}

.footer-imprint-text {
    font-size: 14px;
    line-height: 1.5;
    color: #000;
    margin: 0;
    text-align: justify;
    padding: 0;
}

.footer-imprint-text a {
    color: #000;
    text-decoration: underline;
}

.footer-imprint-text a:hover {
    text-decoration: none;
}

.inactive {
    color: #888;
    text-decoration: underline;
    filter: blur(1px);
}

/* Responsive Design */

.header-content,
.main-content,
.footer {
    grid-template-columns: 1fr 2fr;
}

.accordion-section {
    grid-template-columns: 1fr 2fr;
}

@media (max-width: 900px) {
    .subtitle {
        font-size: 20px;
    }
}

@media (max-width: 940px) {
    .container {
        padding: 30px 20px;
    }

    .header {
        margin-bottom: 0px;
    }

    .header-content {
        display: flex;
        flex-direction: row;
        align-items: center;
        gap: 16px;
    }

    .graphic-container {
        flex-shrink: 0;
        padding-right: 0;
    }

    .logo-image {
        width: clamp(70px, 20vw, 100px);
    }

    .title-section {
        flex: 1;
        min-width: 0;
    }

    /* Hide desktop header, show mobile header */
    .header-desktop {
        display: none;
    }

    .header-mobile {
        display: block;
        width: 100%;
    }

    .subtitle {
        margin-top: 16px;
        font-size: 16px;
        line-height: 1.4;
    }

    /* Hide the DINx subtitle on mobile */
    .section-content h2.subtitle {
        display: none;
    }

    .main-content {
        grid-template-columns: 1fr;
        /*         gap: 30px; */
    }

    .section-header {
        grid-column: 1;
        padding-right: 0;
        margin-bottom: 10px;
        padding-top: 0;
    }

    .section-content {
        grid-column: 1;
    }

    .footer {
        grid-template-columns: 1fr;
    }

    .footer-left {
        display: none;
    }

    .footer-right {
        grid-column: 1;
    }

    .footer-imprint .footer-right {
        border-top: 1px solid #e0e0e0;
        padding-top: 10px;
    }

    .footer-imprint-text {
        font-size: 12px;
        line-height: 1.4;
    }

    .logo-footer {
        height: auto;
        max-height: 25px;
    }

    .accordion-section {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .accordion-section h3 {
        grid-column: 1;
        padding-right: 0;
        padding-left: 26px;
        margin-bottom: 10px;
        padding-top: 0;
    }

    .accordion-section-content {
        grid-column: 1;
        padding-left: 26px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 24px 16px;
    }

    .header {
        margin-bottom: 0px;
    }

    .header-content {
        gap: 12px;
    }

    .logo-image {
        width: clamp(60px, 18vw, 80px);
    }

    .subtitle {
        font-size: 15px;
        margin-top: 12px;
    }

    .mobile-title {
        font-size: 20px;
    }

    .section-header h2 {
        font-size: 16px;
    }

    .section-content p,
    .section-content li {
        font-size: 15px;
    }

    .logos {
        gap: 10px;
    }

    .logo-footer {
        height: auto;
        max-height: 20px;
    }

    .footer-imprint-text {
        font-size: 11px;
        line-height: 1.3;
    }
}