.use-case-hero {
    position: relative;
    min-height: 440px;
    display: flex;
    align-items: center;
    background-position: center;
    background-size: cover;
    color: #fff;
}

.use-case-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(22, 35, 45, 0.58);
}

.use-case-hero .container {
    position: relative;
    z-index: 1;
}

.use-case-hero h1 {
    font-family: "Raleway", sans-serif;
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
}

.use-case-hero p {
    max-width: 760px;
    font-size: 1.2rem;
    line-height: 1.7;
    margin-bottom: 0;
}

.use-case-kicker {
    display: inline-block;
    margin-bottom: 0.75rem;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.use-case-section {
    padding: 72px 0;
}

.use-case-section.section-bg {
    background: #f5f9fc;
}

.use-case-lead {
    max-width: 860px;
    margin: 0 auto;
    font-size: 1.15rem;
    line-height: 1.8;
}

.use-case-card {
    height: 100%;
    padding: 1.75rem;
    border-top: 3px solid #5c768d;
    border-radius: 0.35rem;
    background: #fff;
    box-shadow: 0 0.2rem 1rem rgba(0, 0, 0, 0.07);
}

.use-case-card i {
    display: block;
    margin-bottom: 1rem;
    color: #5c768d;
    font-size: 2rem;
}

.use-case-card h3,
.use-case-card h4 {
    color: #111;
    font-weight: 700;
}

.use-case-card p:last-child,
.use-case-card ul:last-child {
    margin-bottom: 0;
}

.nature-card {
    display: flex;
    flex-direction: column;
    padding: 0;
    overflow: hidden;
}

.nature-card figure {
    margin: 0;
}

.nature-card img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

.nature-card figcaption {
    min-height: 3rem;
    display: flex;
    align-items: center;
    padding: 0.5rem 0.9rem;
    background: #eef3f6;
    color: #5d6a73;
    font-size: 0.75rem;
    line-height: 1.4;
}

.nature-card figcaption a {
    color: #4c6c82;
    text-decoration: underline;
    text-underline-offset: 0.12em;
}

.nature-card-body {
    flex: 1;
    padding: 1.5rem;
}

.use-case-fact-list {
    padding-left: 0;
    list-style: none;
}

.use-case-fact-list li {
    position: relative;
    padding-left: 1.65rem;
    margin-bottom: 0.65rem;
}

.use-case-fact-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #5c768d;
    font-weight: 700;
}

.use-case-visual {
    min-height: 310px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    border: 2px dashed #aebbc5;
    border-radius: 0.5rem;
    background: #fff;
    color: #667784;
    text-align: center;
}

.use-case-visual i {
    margin-bottom: 1rem;
    color: #5c768d;
    font-size: 3rem;
}

.use-case-figure {
    margin: 0;
}

.use-case-figure img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 0.45rem;
    background: #fff;
    box-shadow: 0 0.25rem 1.15rem rgba(0, 0, 0, 0.08);
}

.use-case-figure figcaption {
    padding-top: 1rem;
    color: #667784;
    font-size: 0.95rem;
    line-height: 1.6;
}

.use-case-figure figcaption strong {
    color: #334955;
}

.use-case-note {
    padding: 1.25rem 1.5rem;
    border-left: 4px solid #5c768d;
    background: #f5f9fc;
    color: #52616b;
    line-height: 1.65;
}

.use-case-nav {
    background: #fff;
    border-bottom: 1px solid #e5e9ec;
}

.use-case-nav .nav-link {
    color: #5c768d;
    font-weight: 600;
}

.use-case-nav .nav-link:hover,
.use-case-nav .nav-link:focus {
    color: #27485f;
}

.use-case-cta {
    padding: 64px 0;
    background: #5c768d;
    color: #fff;
}

.use-case-cta h2 {
    color: #fff;
}

.use-case-cta .btn {
    border-width: 2px;
}

@media (max-width: 767.98px) {
    .use-case-hero {
        min-height: 360px;
    }

    .use-case-section {
        padding: 52px 0;
    }
}