/* CSS variables and general styling */
  :root {
    --osa-primary-color: #005a9c;
    --osa-secondary-color: #003366;
    --osa-accent-color: #f9d849;
    --osa-background-color: #f8f9fa;
    --osa-card-background-color: #ffffff;
    --osa-text-primary-color: #333333;
    --osa-text-secondary-color: #555555;
    --osa-border-color: #dee2e6;
    --osa-font-family: 'Open Sans', sans-serif;
    --osa-animation-speed: 0.4s;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--osa-font-family);
    background-color: var(--osa-card-background-color);
    color: var(--osa-text-primary-color);
    line-height: 1.6;
} 

.osa-container {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 1rem;
}

section {
    padding: 4rem 0;
}

h1, h2, h3 {
    font-weight: 600;
}

.osa-section-title {
    font-size: 2.25rem;
    color: var(--osa-secondary-color);
    text-align: center;
    margin-bottom: 1rem;
}

.osa-section-subtitle {
    font-size: 1.1rem;
    color: var(--osa-text-secondary-color);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem auto;
    line-height: 1.7;
}

.osa-italic {
    font-style: italic;
}

.osa-stretched-link::after {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 1;
    pointer-events: auto;
    background-color: rgba(0,0,0,0);
}

/* Top Banner Section - OPTIMIZED */
.osa-top-banner {
    background-color: var(--osa-background-color);
    min-height: 80vh;
    display: flex;
    align-items: center;
    padding: 4rem 0;
}

.osa-top-banner .osa-container {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.osa-banner-left {
    flex: 3; /* Takes up more space */
}

.osa-banner-right {
    flex: 1; /* Takes up less space */
    text-align: center;
    max-width: 350px;
}

.osa-banner-right img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

.osa-banner-title {
    font-size: 2.8rem;
    color: var(--osa-secondary-color);
    margin-bottom: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
}

.osa-banner-content {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    line-height: 1.8;
    color: var(--osa-text-secondary-color);
}

.osa-banner-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.osa-button {
    padding: 0.75rem 1.5rem;
    border-radius: 0.25rem;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    cursor: pointer;
}

.osa-button-primary {
    background-color: var(--osa-primary-color);
    color: #ffffff;
    border: 1px solid var(--osa-primary-color);
}

.osa-button-primary:hover {
    background-color: var(--osa-secondary-color);
    border-color: var(--osa-secondary-color);
}

.osa-button-secondary {
    background-color: var(--osa-card-background-color);
    color: var(--osa-primary-color);
    border: 1px solid var(--osa-primary-color);
}

.osa-button-secondary:hover {
    background-color: rgba(0, 90, 156, 0.05);
}

/* Key Steps (Accordion) Section - OPTIMIZED */
#osa-key-steps {
    padding-top: 4rem;
    padding-bottom: 2rem;
}
.osa-steps-accordion-container {
    max-width: 900px;
    width: 100%;
    margin: 0 auto;
}

.osa-steps-header {
    text-align: center;
    padding: 0;
}

.osa-steps-header h2 {
    font-size: 2.25rem;
    font-weight: 700;
    margin: 0 0 0.5rem 0;
    color: var(--osa-secondary-color);
}

.osa-steps-header p {
    font-size: 1.1rem;
    line-height: 1.6;
    max-width: 700px;
    margin: 1rem auto 0 auto;
    color: var(--osa-text-secondary-color);
}

.osa-steps-wrapper {
    padding: 1.5rem 0;
}

.osa-step-item {
    border-bottom: 1px solid var(--osa-border-color);
}

.osa-step-item:last-child {
    border-bottom: none;
}

.osa-step-header {
    display: flex;
    align-items: center;
    padding: 1.5rem 0;
    cursor: pointer;
    position: relative;
}

.osa-step-header:hover h3 {
     color: var(--osa-primary-color);
}

.osa-step-header .osa-icon-dot {
    flex-shrink: 0;
    margin-right: 1.5rem;
    width: 16px;
    height: 16px;
    transition: transform var(--osa-animation-speed) ease;
}

.osa-step-header h3 {
    margin: 0;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--osa-text-secondary-color);
    transition: color var(--osa-animation-speed) ease;
}

.osa-step-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--osa-animation-speed) ease-in-out;
    position: relative;
    padding-left: 3.5rem;
}

.osa-step-content p {
    margin: 0;
    padding-bottom: 1.5rem;
    line-height: 1.7;
    color: var(--osa-text-secondary-color);
}

.osa-step-content::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 0;
    bottom: 1.5rem;
    width: 2px;
    background-color: var(--osa-primary-color);
    opacity: 0.5;
}

.osa-step-item.osa-active .osa-step-header .osa-icon-dot {
    transform: scale(1.3);
}

.osa-step-item.osa-active .osa-step-content {
    max-height: 300px; 
}

/* Quick Navigation Tabs */
.osa-quick-nav {
    background-color: var(--osa-card-background-color);
    border-bottom: 1px solid var(--osa-border-color);
    padding: 0 1rem;
    position: sticky;
    top: 130px;
    z-index: 1000;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.osa-quick-nav-list {
    display: flex;
    justify-content: center;
    align-items: center;
    list-style: none;
    flex-wrap: wrap;
    margin-bottom:0px !important;
}
.osa-quick-nav-list li{
    margin-bottom:0px;
}
.osa-quick-nav-list li a {
    display: block;
    padding: 1rem;
    text-decoration: none;
    color: var(--osa-text-secondary-color);
    font-weight: 600;
    transition: color 0.3s ease;
    white-space: nowrap;
}

.osa-quick-nav-list li a:hover {
    color: var(--osa-primary-color);
}

.osa-quick-nav-inquiry {
    margin-left: auto;
}

.osa-quick-nav-inquiry a {
    background-color: var(--osa-accent-color);
    color: var(--osa-text-primary-color);
    border-radius: 4px;
    padding: 0.5rem 1.25rem;
}

.osa-quick-nav-inquiry a:hover {
    background-color: #e9c738;
    color: var(--osa-text-primary-color);
}

/* SECTION BACKGROUND COLORS */
#osa-key-steps, #osa-tumor-services, #osa-hot-targets, #osa-why-choose-us, #osa-reviews, #osa-faqs, #osa-resources {
    background-color: var(--osa-background-color);
}
#osa-offer, #osa-platforms, #osa-workflow, #osa-sponsors, #osa-case-studies, #osa-products {
    background-color: var(--osa-card-background-color);
}


/* What We Offer Section */
.osa-offer-container {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}
.osa-offer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}
.osa-offer-item img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}
.osa-offer-item h3 {
    font-size: 1.5rem;
    color: var(--osa-primary-color);
    margin-bottom: 1rem;
}
.osa-offer-item ul {
    list-style: none;
    padding-left: 1.5rem;
}
.osa-offer-item ul li {
    position: relative;
    margin-bottom: 0.75rem;
}
.osa-offer-item ul li::before {
    content: '✓';
    color: var(--osa-primary-color);
    position: absolute;
    left: -1.5rem;
    font-weight: bold;
}
.osa-offer-full-width-bar {
    padding: 2rem;
    border-radius: 8px;
    background: linear-gradient(90deg, rgba(0, 90, 156, 0.05), rgba(0, 90, 156, 0.01) 70%, transparent);
    border-left: 4px solid var(--osa-primary-color);
}
.osa-offer-full-width-bar p {
    margin: 0;
    color: var(--osa-text-secondary-color);
}

/* Platforms Section */
.osa-platforms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}
.osa-platform-card {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    color: white;
    min-height: 250px;
    display: flex;
    align-items: flex-end;
    padding: 1.5rem;
}
.osa-platform-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0, 51, 102, 0.9), rgba(0, 90, 156, 0.1));
    z-index: 1;
    transition: opacity 0.4s ease;
}
.osa-platform-card img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
    transition: transform 0.4s ease;
}
.osa-platform-card-content {
    position: relative;
    z-index: 2;
}
.osa-platform-card-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    transition: transform 0.4s ease;
}
.osa-platform-card-content p {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.4s ease, opacity 0.4s ease, transform 0.4s ease;
    transform: translateY(10px);
}
.osa-platform-card:hover img {
    transform: scale(1.05);
}
.osa-platform-card:hover::before {
    opacity: 0.95;
}
.osa-platform-card:hover .osa-platform-card-content h3 {
    transform: translateY(-10px);
}
.osa-platform-card:hover .osa-platform-card-content p {
    max-height: 200px;
    opacity: 1;
    transform: translateY(0);
}

/* Workflow Section - OPTIMIZED */
.osa-workflow-container {
    max-width: 1000px;
    margin: auto;
}
.osa-workflow-steps {
    display: flex;
    justify-content: space-between;
    position: relative;
    margin-bottom: 2rem;
    padding: 0 25px; /* Space for ends */
}
.osa-workflow-steps::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50px;
    right: 50px;
    height: 2px;
    background: var(--osa-border-color);
    transform: translateY(-50%);
    z-index: 1;
}
.osa-workflow-step {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    flex-grow: 1;
}
.osa-workflow-step:last-child {
    flex-grow: 0;
}
.osa-workflow-step-arrow {
    flex-grow: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 50px;
}
.osa-workflow-step-arrow svg {
    color: var(--osa-border-color);
}
.osa-workflow-step button {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 2px solid var(--osa-border-color);
    background-color: var(--osa-card-background-color);
    color: var(--osa-text-secondary-color);
    font-size: 1.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    flex-shrink: 0;
}
.osa-workflow-step button.osa-active,
.osa-workflow-step button:hover {
    background-color: var(--osa-primary-color);
    color: white;
    border-color: var(--osa-primary-color);
    transform: scale(1.1);
}
.osa-workflow-content {
    display: none;
    padding: 2rem;
    border: 1px solid var(--osa-border-color);
    border-radius: 8px;
    background-color: #ffffff;
}
.osa-workflow-content.osa-active {
    display: block;
}
.osa-workflow-content h3 {
    color: var(--osa-primary-color);
    margin-bottom: 1rem;
}
.osa-workflow-content ul {
    list-style-type: disc;
    padding-left: 20px;
}
.osa-workflow-content ul li {
    margin-bottom: 0.5rem;
}
.osa-workflow-cta {
    text-align: center;
    margin-top: 3rem;
}

/* Why Choose Us Section - OPTIMIZED */
.osa-why-choose-us-content {
    text-align: center;
}
.osa-why-choose-us-text ul {
    list-style: none;
    margin-top: 1.5rem;
    display: inline-block;
    text-align: left;
    max-width: 650px; /* Control line length */
}
.osa-why-choose-us-text ul li {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
}
.osa-why-choose-us-text ul li svg {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    color: var(--osa-primary-color);
    margin-right: 1rem;
    margin-top: 4px;
}
.osa-why-choose-us-cta {
    margin-top: 2rem;
}

/* Featured Tumor Services & Hot Targets */
.osa-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}
.osa-simple-card {
    position: relative;
    padding: 2rem;
    border: 1px solid var(--osa-border-color);
    border-radius: 8px;
    background-color: var(--osa-card-background-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.osa-simple-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.07);
}
.osa-simple-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}
.osa-simple-card h3 a {
    text-decoration: none;
    color: var(--osa-primary-color);
}
.osa-simple-card h3 a:hover {
    text-decoration: underline;
}
.osa-simple-card p {
    color: var(--osa-text-secondary-color);
    margin-bottom: 0;
}
.osa-target-card {
    text-align: center;
    padding: 1.5rem;
    border: 1px solid var(--osa-border-color);
    border-radius: 8px;
    background-color: var(--osa-card-background-color);
    transition: all 0.3s ease;
}
.osa-target-card:hover {
    border-color: var(--osa-primary-color);
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.06);
}
.osa-target-card a {
    text-decoration: none;
    font-weight: 600;
    color: var(--osa-text-primary-color);
}
.osa-target-card a:hover {
    color: var(--osa-primary-color);
}

/* Sponsors Section */
.osa-sponsors-scroller {
    overflow: hidden;
    padding: 2rem 0;
    -webkit-mask-image: linear-gradient(to right, transparent, white 20%, white 80%, transparent);
    mask-image: linear-gradient(to right, transparent, white 20%, white 80%, transparent);
}
@keyframes osa-scroll {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}
.osa-sponsors-track {
    display: flex;
    width: fit-content;
    animation: osa-scroll 60s linear infinite;
}
.osa-sponsors-scroller:hover .osa-sponsors-track {
    animation-play-state: paused;
}
.osa-sponsor-item {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 40px;
    flex-shrink: 0;
}
.osa-sponsor-item img {
    max-height: 50px;
    width: auto;
    max-width: 180px;
    transition: transform 0.3s ease;
    filter: grayscale(100%);
    opacity: 0.7;
}
.osa-sponsor-item:hover img {
    transform: scale(1.1);
    filter: grayscale(0%);
    opacity: 1;
}

/* Customer Reviews Section */
.osa-testimonial-slider {
    max-width: 900px;
    width: 100%;
    overflow: hidden;
    position: relative;
    margin: auto;
}
.osa-slides-container {
    display: flex;
    transition: transform 0.8s ease-in-out;
}
.osa-slide {
    flex-shrink: 0;
    width: 100%;
    box-sizing: border-box;
    padding: 20px 0;
}
.osa-text-unit {
    background-color: #ffffff;
    margin: 0 auto;
    width: calc(100% - 60px);
    padding: 40px;
    text-align: center;
    border: 1px solid var(--osa-border-color);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    position: relative;
    z-index: 2;
}
.osa-text-unit::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 25px solid transparent;
    border-right: 25px solid transparent;
    border-top: 20px solid #ffffff;
}
.osa-quote {
    font-size: 1.1rem;
    font-style: italic;
    line-height: 1.6;
    color: var(--osa-text-secondary-color);
    margin: 0;
}
.osa-info-unit {
    background-size: cover;
    background-position: center;
    color: #ffffff;
    padding: 40px;
    position: relative;
    z-index: 1;
    min-height: 100px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    border-radius: 8px;
    margin-top: -20px;
}
.osa-customer-name {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 0 5px 0;
}
.osa-customer-title {
    font-size: 1rem;
    font-weight: 400;
    margin: 0;
}
.osa-nav-dots {
    text-align: center;
    padding-top: 25px;
}
.osa-dot {
    cursor: pointer;
    height: 12px;
    width: 12px;
    margin: 0 5px;
    background-color: #cccccc;
    border-radius: 50%;
    display: inline-block;
    transition: background-color 0.3s ease, width 0.3s ease;
    border: none;
    padding: 0;
} 
.osa-dot.osa-active {
    background-color: var(--osa-primary-color);
    width: 30px;
    border-radius: 10px;
}

/* Case Studies Section - OPTIMIZED */
.osa-case-studies-container {
    max-width: 1000px;
    margin: auto;
}
.osa-case-tabs {
    display: flex;
    border-bottom: 2px solid var(--osa-border-color);
    margin-bottom: 2rem;
    flex-wrap: wrap;
}
.osa-case-tab {
    padding: 0.75rem 1.5rem;
    cursor: pointer;
    font-weight: 600;
    color: var(--osa-text-secondary-color);
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.3s ease;
}
.osa-case-tab.osa-active, .osa-case-tab:hover {
    color: var(--osa-primary-color);
    border-color: var(--osa-primary-color);
}
.osa-case-content {
    display: none;
}
.osa-case-content.osa-active {
    display: block;
}
.osa-case-content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    align-items: flex-start;
}
.osa-case-content-grid img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}
.osa-case-content h3 {
    color: var(--osa-secondary-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}
.osa-case-content ul {
    list-style: none;
    padding-left: 0;
    margin-top: 1rem;
}
.osa-case-content ul li {
    margin-bottom: 0.5rem;
    display: flex;
}
.osa-case-content ul li::before {
    content: '•';
    color: var(--osa-primary-color);
    margin-right: 0.75rem;
    font-weight: bold;
}
.osa-case-download-btn {
    margin-top: 2rem;
}

/* FAQs Section */
.osa-faq-wrapper {
    max-width: 800px;
    margin: auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.osa-faq-item {
    border: 1px solid var(--osa-border-color);
    border-radius: 8px;
    overflow: hidden;
    background-color: var(--osa-card-background-color);
}
.osa-faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem;
    cursor: pointer;
    background-color: rgba(255, 255, 255, 0.5);
    transition: background-color 0.3s ease;
}
.osa-faq-question:hover {
     background-color: rgba(0, 90, 156, 0.05);
}
.osa-faq-question h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--osa-secondary-color);
}
.osa-faq-icon {
    width: 24px;
    height: 24px;
    transition: transform 0.3s ease;
    flex-shrink: 0;
    color: var(--osa-primary-color);
}
.osa-faq-item.osa-active .osa-faq-icon {
    transform: rotate(45deg);
}
.osa-faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-in-out, padding 0.4s ease-in-out;
}
.osa-faq-item.osa-active .osa-faq-answer {
    max-height: 200px;
    padding: 0 1.25rem 1.25rem 1.25rem;
}
.osa-faq-answer p {
    color: var(--osa-text-secondary-color);
}
.osa-faq-more-btn {
    text-align: center;
    margin-top: 2.5rem;
}

/* Featured Products & Resources - OPTIMIZED */
.osa-product-card {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    background-color: var(--osa-card-background-color);
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}
.osa-product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.1);
}
.osa-product-card img {
    width: 100%;
    height: 140px; /* Reduced height */
    object-fit: cover;
    display: block;
}
.osa-product-card h3 {
    padding: 1rem 1.25rem;
    margin: 0;
    font-size: 1.1rem;
}
.osa-product-card h3 a {
    text-decoration: none;
    color: var(--osa-text-primary-color);
}
.osa-product-card h3 a:hover {
    color: var(--osa-primary-color);
}

/* Inquiry Form Section */
#osa-inquiry {
    background-color: var(--osa-secondary-color);
    color: #f8f9fa;
}
#osa-inquiry .osa-section-title {
    color: #ffffff;
}
.osa-inquiry-form-container {
    max-width: 1000px;
    margin: auto;
    background-color: var(--osa-card-background-color);
    padding: 3rem;
    border-radius: 8px;
}
.osa-inquiry-form {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 1.5rem;
}
.osa-form-group {
    text-align: left;
}
.osa-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--osa-text-secondary-color);
}
.osa-required-asterisk {
    color: #e60000;
}
.osa-form-input,
.osa-form-textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--osa-border-color);
    background-color: #fff;
    border-radius: 4px;
    font-family: 'Open Sans', sans-serif;
    font-size: 1rem;
    color: var(--osa-text-primary-color);
}
.osa-form-input:focus,
.osa-form-textarea:focus {
    outline: none;
    border-color: var(--osa-primary-color);
    box-shadow: 0 0 0 2px rgba(0, 90, 156, 0.2);
}
.osa-form-textarea {
    height: 120px;
    resize: vertical;
}
.osa-form-group-full {
    grid-column: 1 / -1;
}
.osa-submit-button {
    padding: 12px 35px;
    background-color: var(--osa-accent-color);
    color: var(--osa-text-primary-color);
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: background-color 0.3s ease;
}
.osa-submit-button:hover {
    background-color: #e9c738;
}

/* Back to Top Button */
#osa-back-to-top-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background-color: var(--osa-primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1001;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    transition: opacity 0.3s ease, visibility 0.3s ease;
}
#osa-back-to-top-btn.osa-show {
    display: flex;
}

/* Responsive Adjustments */
@media (max-width: 992px) {
    .osa-top-banner .osa-container { flex-direction: column; text-align: center; }
    .osa-banner-buttons { justify-content: center; }
    .osa-offer-grid { grid-template-columns: 1fr; }
    .osa-offer-item:nth-child(2) { grid-row-start: 1; }
    .osa-case-content-grid { grid-template-columns: 1fr; }
    .osa-case-content-grid img { grid-row-start: 1; }
    .osa-inquiry-form { grid-template-columns: 1fr 1fr; }
    .osa-workflow-steps { padding: 0 5px; }
    .osa-workflow-steps::before { left: 30px; right: 30px; }
}

@media (max-width: 768px) {
    .osa-section-title { font-size: 1.8rem; }
    .osa-quick-nav { overflow-x: auto;top:0; }
    .osa-quick-nav-list { justify-content: flex-start; }
    .osa-steps-wrapper { padding-left: 1rem; padding-right: 1rem; }
    .osa-inquiry-form { grid-template-columns: 1fr; }
    .osa-banner-left { flex-basis: auto; }
    .osa-banner-right { flex-basis: auto; max-width: 100%;}
    .osa-workflow-steps { display: none; } /* Hide complex workflow on small screens */
    .osa-workflow-content { display: block; margin-bottom: 1rem; }
}