.landing-hero {
    background:
        radial-gradient(circle at 82% 14%, rgba(56, 189, 248, .18), transparent 30%),
        radial-gradient(circle at 10% 10%, rgba(249, 115, 22, .14), transparent 28%),
        linear-gradient(135deg, rgba(15, 23, 42, .86), rgba(12, 28, 52, .58));
}

.landing-hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(300px, 380px);
    gap: 28px;
    align-items: stretch;
}

.landing-summary,
.landing-card,
.landing-process,
.landing-output,
.landing-lab-card,
.landing-faq article {
    border: 1px solid var(--site-line);
    background: rgba(15, 30, 54, .82);
    box-shadow: 0 18px 45px rgba(0, 0, 0, .2);
    backdrop-filter: blur(16px);
}

.landing-summary {
    padding: 24px;
    border-radius: 24px;
}

.landing-summary strong,
.landing-card span,
.landing-steps strong {
    color: #fff;
}

.landing-summary ul,
.landing-output ul {
    display: grid;
    gap: 12px;
    margin: 16px 0 0;
    padding-left: 18px;
    color: var(--site-muted);
}

.landing-section-grid {
    display: grid;
    grid-template-columns: minmax(260px, .55fr) minmax(0, 1fr);
    gap: 24px;
    align-items: start;
}

.landing-card-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.landing-card {
    min-height: 160px;
    padding: 18px;
    border-radius: 20px;
}

.landing-card span {
    display: inline-flex;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    border: 1px solid rgba(56, 189, 248, .28);
    border-radius: 14px;
    background: rgba(56, 189, 248, .1);
    color: var(--site-blue);
    font-weight: 700;
}

.landing-card p,
.landing-steps p,
.landing-lab-card p,
.landing-faq p {
    margin: 0;
    color: var(--site-muted);
}

.landing-process {
    padding: 26px;
    border-radius: 24px;
}

.landing-steps {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.landing-steps article {
    padding: 16px;
    border: 1px solid var(--site-line);
    border-radius: 18px;
    background: rgba(7, 16, 29, .58);
}

.landing-steps strong {
    display: block;
    margin-bottom: 8px;
    font-size: 18px;
}

.landing-output-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
    gap: 18px;
}

.landing-output,
.landing-lab-card {
    padding: 24px;
    border-radius: 24px;
}

.landing-output h2,
.landing-lab-card h2,
.landing-faq h2,
.landing-cta h2 {
    margin-top: 0;
}

.landing-lab-card .button {
    margin-top: 18px;
}

.landing-faq {
    display: grid;
    grid-template-columns: minmax(230px, .42fr) minmax(0, 1fr);
    gap: 20px;
    align-items: start;
}

.landing-faq__items {
    display: grid;
    gap: 12px;
}

.landing-faq article {
    padding: 18px;
    border-radius: 20px;
}

.landing-faq h3 {
    margin: 0 0 8px;
    color: #fff;
    font-size: 18px;
}

.service-card__action {
    align-self: flex-start;
    margin-top: auto;
}

@media (max-width: 920px) {
    .landing-hero__grid,
    .landing-section-grid,
    .landing-output-grid,
    .landing-faq {
        grid-template-columns: 1fr;
    }

    .landing-steps,
    .landing-card-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 620px) {
    .landing-steps,
    .landing-card-grid {
        grid-template-columns: 1fr;
    }

    .landing-summary,
    .landing-process,
    .landing-output,
    .landing-lab-card,
    .landing-faq article {
        border-radius: 18px;
    }
}