.header-cta,
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 12px 18px;
    border: 2px solid currentColor;
    border-radius: var(--radius-sm);
    font-weight: 800;
    line-height: 1;
    transition: transform 160ms ease, background-color 160ms ease, color 160ms ease;
}

.header-cta {
    background: var(--amber);
    color: var(--black);
    border-color: var(--amber);
}

.btn:hover,
.header-cta:hover {
    transform: translateY(-2px);
}

.btn-primary {
    color: #ffffff;
    border-color: var(--blue);
    background: var(--blue);
}

.btn-secondary {
    color: #ffffff;
    border-color: #ffffff;
    background: transparent;
}

.timeline-card,
.info-stack,
.career-box,
.contact-panel,
.contact-form,
.client-table-wrap {
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    background: var(--paper);
    overflow: hidden;
}

.service-card,
.why-card,
.process-card,
.service-detail,
.team-card {
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    background: var(--paper);
    overflow: hidden;
}

.service-card,
.why-card,
.process-card {
    padding: 26px;
}

.service-card {
    display: flex;
    flex-direction: column;
    min-height: 300px;
}

.service-card h3,
.why-card h3,
.process-card h3,
.service-detail h2,
.team-card h2,
.contact-form h2,
.contact-panel h2,
.client-table-wrap h2 {
    margin: 18px 0 10px;
    color: var(--ink);
    font-size: 1.35rem;
    line-height: 1.18;
    font-weight: 800;
}

.service-card a {
    display: inline-block;
    width: fit-content;
    margin-top: auto;
    padding-top: 16px;
    color: var(--blue);
    font-weight: 800;
}

.service-card:hover,
.why-card:hover,
.process-card:hover,
.team-card:hover,
.gallery-item:hover {
    transform: translateY(-4px);
}

.service-card,
.why-card,
.process-card,
.team-card,
.gallery-item {
    transition: transform 180ms ease;
}

.icon-box {
    display: grid;
    place-items: center;
    width: 54px;
    height: 54px;
    border-radius: var(--radius-sm);
    color: #ffffff;
    background: var(--teal);
}

.icon-box svg {
    width: 32px;
    height: 32px;
    fill: currentColor;
}

.card-grid,
.why-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.check-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 24px;
    margin: 26px 0 0;
    padding: 0;
    list-style: none;
}

.check-list li {
    position: relative;
    padding-left: 28px;
    color: var(--muted);
}

.check-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: .48em;
    width: 12px;
    height: 12px;
    background: var(--amber);
}

.back-top {
    position: fixed;
    right: 18px;
    bottom: 18px;
    z-index: 40;
    display: none;
    width: 46px;
    height: 46px;
    border: 2px solid var(--blue);
    border-radius: var(--radius-sm);
    color: #ffffff;
    background: var(--blue);
    font-size: 1.35rem;
}

.back-top.is-visible {
    display: block;
}