.case-studies-section {
    position: relative;
    padding: 120px 0;
    overflow: hidden;
    background:
        radial-gradient(
            circle at 10% 15%,
            rgba(37, 99, 235, 0.08),
            transparent 28%
        ),
        linear-gradient(
            180deg,
            var(--background),
            var(--background-secondary)
        );
}

.case-grid {
    display: grid;
    grid-template-columns:
        minmax(0, 1fr)
        minmax(0, 1fr)
        minmax(280px, 0.72fr);
    gap: 18px;
}

.case-card,
.case-highlight {
    border: 1px solid var(--border);
    border-radius: 22px;
    background:
        linear-gradient(
            145deg,
            rgba(15, 27, 46, 0.9),
            rgba(8, 17, 31, 0.96)
        );
}

.case-card {
    display: flex;
    min-height: 430px;
    flex-direction: column;
    padding: 32px;
    transition:
        transform 0.25s ease,
        border-color 0.25s ease,
        box-shadow 0.25s ease;
}

.case-card:hover {
    border-color: var(--border-bright);
    box-shadow: 0 28px 70px rgba(0, 0, 0, 0.28);
    transform: translateY(-7px);
}

.case-label {
    display: block;
    margin-bottom: 22px;
    color: var(--accent);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.case-card h3 {
    max-width: 520px;
    margin-bottom: 28px;
    font-family: var(--font-display);
    font-size: clamp(1.7rem, 3vw, 2.6rem);
    line-height: 1.08;
    letter-spacing: -0.045em;
}

.case-card ul {
    display: grid;
    gap: 13px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.case-card li {
    position: relative;
    padding-left: 24px;
    color: var(--text-secondary);
    font-size: 0.83rem;
    line-height: 1.6;
}

.case-card li::before {
    content: "✓";
    position: absolute;
    top: 0;
    left: 0;
    color: #4ade80;
    font-weight: 700;
}

.case-card a {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    margin-top: auto;
    padding-top: 34px;
    color: #dcecff;
    font-size: 0.8rem;
    font-weight: 650;
}

.case-card a i {
    color: var(--accent);
    transition: transform 0.2s ease;
}

.case-card a:hover {
    color: white;
}

.case-card a:hover i {
    transform: translate(3px, -3px);
}

.case-highlight {
    padding: 32px;
    background:
        radial-gradient(
            circle at 100% 0%,
            rgba(96, 165, 250, 0.12),
            transparent 35%
        ),
        linear-gradient(
            145deg,
            rgba(15, 27, 46, 0.94),
            rgba(8, 17, 31, 0.98)
        );
}

.case-highlight h3 {
    margin-bottom: 34px;
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3vw, 2.7rem);
    line-height: 1.08;
    letter-spacing: -0.045em;
}

.metric {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    padding: 22px 0;
    border-top: 1px solid var(--border);
}

.metric strong {
    color: var(--accent);
    font-family: var(--font-display);
    font-size: 2.2rem;
    line-height: 1;
}

.metric span {
    max-width: 150px;
    color: var(--text-soft);
    font-size: 0.72rem;
    line-height: 1.4;
    text-align: right;
}

.case-quote {
    margin-top: 22px;
    padding: 54px 34px;
    border: 1px solid var(--border);
    border-radius: 22px;
    background:
        radial-gradient(
            circle at 50% 100%,
            rgba(37, 99, 235, 0.12),
            transparent 40%
        ),
        rgba(255, 255, 255, 0.018);
    text-align: center;
}

.case-quote blockquote {
    max-width: 1000px;
    margin: auto;
    color: var(--text-primary);
    font-family: var(--font-display);
    font-size: clamp(1.9rem, 4vw, 3.5rem);
    line-height: 1.15;
    letter-spacing: -0.05em;
}

@media (max-width: 1100px) {
    .case-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .case-highlight {
        grid-column: 1 / -1;
    }
}

@media (max-width: 767px) {
    .case-studies-section {
        padding: 90px 0;
    }

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

    .case-highlight {
        grid-column: auto;
    }

    .case-card {
        min-height: auto;
        padding: 25px;
    }

    .case-highlight {
        padding: 25px;
    }

    .case-quote {
        padding: 42px 22px;
    }
}