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

/* Skip to main content link for accessibility */
.skip-to-main {
    position: absolute;
    top: -40px;
    left: 0;
    background: #000;
    color: #fff;
    padding: 8px;
    text-decoration: none;
    z-index: 100;
}

.skip-to-main:focus {
    top: 0;
}

/* Base styles */
body {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: #000;
    background-color: #fff;
    padding: 0;
    margin: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Ensure main content can receive focus for skip link */
main:focus {
    outline: none;
}

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

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

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

.graphic-container {
    width: 250px;
    height: auto;
}

.logo-image {
    width: 100%;
    height: auto;
    object-fit: contain;
    display: block;
}

.title-section {
    padding-left: 0;
}

.main-title {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 10px;
    color: #000;
}

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

/* Main Content */
.main-content {
    display: grid;
    grid-template-columns: 400px 800px;
    gap: 40px 0;
    margin-bottom: 60px;
}

.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 p {
    margin-bottom: 16px;
    font-size: 16px;
    line-height: 1.6;
    margin-top: 0;
}

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

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

.section-content a {
    color: #000;
    text-decoration: underline;
    transition: opacity 0.2s ease;
}

.section-content a:hover {
    opacity: 0.7;
}

.section-content a:focus {
    outline: 2px solid #000;
    outline-offset: 2px;
}

/* 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:focus {
    outline: 2px solid #000;
    outline-offset: 2px;
}

.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 0 0 26px;
}

.accordion-content.active {
    max-height: 1000px;
    padding: 0 0 16px 26px;
}

.accordion-content p {
    margin-bottom: 0;
    font-size: 16px;
    line-height: 1.6;
}

/* Footer */
.footer {
    display: grid;
    grid-template-columns: 400px 800px;
    margin-top: 80px;
    padding-top: 40px;
}

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

.footer-right {
    grid-column: 2;
}

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

.logos {
    display: flex;
    align-items: center;
    gap: 40px;
    flex-wrap: nowrap;
}

.logo-footer {
    height: 40px;
    width: auto;
    max-width: 100%;
    object-fit: contain;
    flex-shrink: 1;
}

.logo-footer.velux {
    height: 20px;
}

.logo-footer.eth {
    height: 40px;
}

.logo-footer.darch {
    height: 35px;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .container {
        width: 100%;
        padding: 40px 20px;
    }

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

    .graphic-container {
        width: 200px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 30px 15px;
    }

    .header-content {
        display: flex;
        flex-direction: row;
        align-items: flex-start;
        gap: 20px;
    }

    .graphic-container {
        width: 100px;
        flex-shrink: 0;
    }

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

    .main-title {
        font-size: 28px;
    }

    .subtitle {
        font-size: 16px;
    }

    .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;
    }

    .logos {
        gap: 20px;
    }

    .logo-footer {
        height: 25px;
    }

    .logo-footer.velux {
        height: 14px;
    }

    .logo-footer.eth {
        height: 25px;
    }

    .logo-footer.darch {
        height: 22px;
    }

    .accordion-content {
        padding-left: 20px;
    }

    .accordion-content.active {
        padding-left: 20px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 20px 12px;
    }

    .graphic-container {
        width: 80px;
    }

    .main-title {
        font-size: 22px;
    }

    .subtitle {
        font-size: 14px;
    }

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

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

    .logos {
        gap: 15px;
    }

    .logo-footer {
        height: 20px;
    }

    .logo-footer.velux {
        height: 10px;
    }

    .logo-footer.eth {
        height: 20px;
    }

    .logo-footer.darch {
        height: 18px;
    }
}