:root {
    --pq-ink: #111111;
    --pq-paper: #ffffff;
    --pq-line: #d9d9d9;
    --pq-muted: #626262;
    --pq-width: 1180px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    color: var(--pq-ink);
    background: var(--pq-paper);
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.5;
}

a {
    color: currentColor;
}

.pq-site-header,
.pq-site-footer,
.pq-site-main {
    width: min(100% - 40px, var(--pq-width));
    margin-inline: auto;
}

.pq-site-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 76px;
    border-bottom: 1px solid var(--pq-line);
}

.pq-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 800;
    text-decoration: none;
}

.pq-brand img {
    width: 38px;
    height: 38px;
    object-fit: contain;
}

.pq-nav {
    display: flex;
    gap: 24px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.pq-site-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    margin-top: 80px;
    padding-block: 24px;
    border-top: 1px solid var(--pq-line);
    color: var(--pq-muted);
}

.pq-powered-by {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    text-decoration: none;
}

.pq-powered-by img {
    width: 24px;
    height: 24px;
    object-fit: contain;
}

.pq-home-hero,
.pq-product-hero {
    max-width: 900px;
    padding-block: clamp(72px, 12vw, 160px);
}

.pq-home-hero h1,
.pq-product-hero h1,
.pq-content-page h1 {
    max-width: 13ch;
    margin: 0;
    font-size: clamp(3rem, 9vw, 7.5rem);
    line-height: 0.92;
    letter-spacing: -0.05em;
}

.pq-home-hero > p:last-child,
.pq-product-hero > p:last-child {
    max-width: 620px;
    margin-top: 28px;
    font-size: clamp(1.15rem, 2vw, 1.5rem);
}

.pq-eyebrow {
    margin-bottom: 14px;
    color: var(--pq-muted);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.pq-solutions-list,
.pq-product-flow,
.pq-product-enquiry {
    padding-block: 56px;
    border-top: 1px solid var(--pq-line);
}

.pq-solutions-list h2,
.pq-product-flow h2 {
    max-width: 16ch;
    margin: 0;
    font-size: clamp(2rem, 5vw, 4.5rem);
    line-height: 1;
}

.pq-solutions-list > p:not(.pq-eyebrow) {
    max-width: 540px;
}

.pq-text-link {
    display: inline-block;
    margin-top: 20px;
    font-weight: 700;
}

.pq-product-flow ol {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    margin: 40px 0 0;
    padding: 0;
    list-style-position: inside;
}

.pq-product-flow li {
    padding-top: 16px;
    border-top: 1px solid var(--pq-line);
}

.pq-product-enquiry > .pqsm-enquiry,
.pq-content-page {
    width: min(100%, 760px);
    margin: 0;
}

.pq-content-page {
    padding-block: 72px;
}

.pq-content-page h1 {
    margin-bottom: 48px;
    font-size: clamp(2.5rem, 7vw, 5rem);
}

@media (max-width: 700px) {
    .pq-site-header,
    .pq-site-footer,
    .pq-site-main {
        width: min(100% - 24px, var(--pq-width));
    }

    .pq-product-flow ol {
        grid-template-columns: 1fr;
    }

    .pq-site-footer {
        align-items: flex-start;
        flex-direction: column;
    }
}