/* ==========================================================================
   Fluid Pumping Solutions — foglio di stile
   Palette: zinco (carta), ghisa (inchiostro), arancio "colata" (azione), verde WhatsApp.
   Tipografia: Archivo variabile — titoli larghi (wdth 112) e pesanti, testo normale.
   ========================================================================== */

:root {
  --paper: #eceeea;
  --paper-2: #e0e4df;
  --paper-3: #d2d8d3;
  --ink: #1c2629;
  --ink-2: #2e3c41;
  --ink-3: #4a5b61;
  --steel: #7f9095;
  --steel-2: #b2bfc2;
  --heat: #ef7a12;
  --heat-deep: #b7540a;
  --heat-ink: #3a1a05;
  --wa: #1fb257;
  --wa-deep: #158a42;
  --white: #fbfbf9;

  --font: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --wrap: 1180px;
  --gutter: clamp(16px, 4vw, 40px);
  --radius: 3px;
  --measure: 68ch;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
  font-variation-settings: "wdth" 100;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { margin: 0; line-height: 1.08; font-weight: 800; letter-spacing: -0.015em; font-variation-settings: "wdth" 112; }
h1 { font-size: clamp(2.2rem, 5.2vw, 4.4rem); }
h2 { font-size: clamp(1.45rem, 2.6vw, 2rem); }
h3 { font-size: 1.15rem; font-variation-settings: "wdth" 106; }
p { margin: 0 0 1em; }
a { color: var(--heat-deep); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--heat); }
ul, ol { padding-left: 1.2em; }
img, svg { max-width: 100%; height: auto; }
table { border-collapse: collapse; width: 100%; font-size: 0.95rem; font-variant-numeric: tabular-nums; margin: 0.4em 0 1.4em; }
th, td { text-align: left; padding: 0.55em 0.7em; border-bottom: 1px solid var(--paper-3); }
th { font-weight: 700; color: var(--ink-2); border-bottom: 2px solid var(--ink); }
tbody tr:nth-child(odd) { background: rgba(255, 255, 255, 0.45); }
.table-wrap, .prose table { display: block; overflow-x: auto; }
.prose table { display: table; }
@media (max-width: 600px) { .prose table { display: block; white-space: nowrap; } }

.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }
.muted { color: var(--ink-3); font-size: 0.95rem; }

:focus-visible { outline: 3px solid var(--heat); outline-offset: 3px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: #fff; padding: 8px 12px; z-index: 100; }
.skip:focus { left: 8px; }

/* Bottoni ------------------------------------------------------------------ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5em;
  padding: 0.7em 1.15em; border-radius: var(--radius); font-weight: 700; text-decoration: none;
  line-height: 1.15; border: 2px solid transparent; cursor: pointer; font-family: inherit; font-size: 0.98rem;
  font-variation-settings: "wdth" 104; white-space: nowrap;
}
.btn-lg { padding: 0.95em 1.5em; font-size: 1.05rem; }
.btn-block { display: flex; width: 100%; }
.btn-call { background: var(--heat); color: var(--heat-ink); border-color: var(--heat); }
.btn-call:hover { background: #ff8c22; color: var(--heat-ink); }
.btn-wa { background: var(--wa); color: #fff; border-color: var(--wa); }
.btn-wa:hover { background: var(--wa-deep); color: #fff; }
.btn-wa::before, .contact-wa strong::before {
  content: ""; width: 1.1em; height: 1.1em; flex: none;
  background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'><path d='M12 2a10 10 0 0 0-8.6 15.1L2 22l5.1-1.3A10 10 0 1 0 12 2zm0 1.8a8.2 8.2 0 1 1-4.2 15.3l-.3-.2-3 .8.8-2.9-.2-.3A8.2 8.2 0 0 1 12 3.8zm-3 4.4c-.2 0-.5.1-.7.3-.3.3-1 1-1 2.4s1 2.8 1.2 3c.1.2 2 3.2 5 4.4 2.5 1 3 .8 3.5.7.5-.1 1.7-.7 1.9-1.4.2-.7.2-1.2.2-1.4-.1-.1-.3-.2-.6-.3l-2-1c-.3-.1-.5-.1-.7.1l-.9 1.1c-.2.2-.3.2-.6.1a6.8 6.8 0 0 1-3.4-3c-.3-.4 0-.5.3-1l.5-.7c.1-.2 0-.4 0-.5l-.9-2.2c-.2-.5-.4-.5-.7-.5h-.6z'/></svg>") center/contain no-repeat;
}
.btn-quote { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-quote:hover { background: var(--ink); color: #fff; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--steel-2); }
.hero .btn-quote, .hero .btn-ghost { color: #fff; border-color: rgba(255,255,255,0.55); }
.hero .btn-quote:hover, .hero .btn-ghost:hover { background: #fff; color: var(--ink); }

/* Header ------------------------------------------------------------------- */
.site-header { background: var(--paper); border-bottom: 1px solid var(--paper-3); position: sticky; top: 0; z-index: 50; }
.header-row { display: flex; align-items: center; gap: 1rem; min-height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 0.6rem; color: var(--ink); text-decoration: none; font-weight: 800; line-height: 1; }
.brand-name { white-space: nowrap; font-size: 0.95rem; letter-spacing: -0.01em; font-variation-settings: "wdth" 108; }
.logo-mark { width: 40px; height: 40px; fill: none; stroke: currentColor; stroke-width: 2.4; color: var(--heat); }
.site-nav { margin-left: auto; }
.site-nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 0.1rem; }
.site-nav a { display: block; white-space: nowrap; padding: 0.55rem 0.7rem; color: var(--ink-2); text-decoration: none; font-weight: 600; font-size: 0.95rem; border-bottom: 2px solid transparent; }
.site-nav a:hover, .site-nav a[aria-current] { color: var(--ink); border-bottom-color: var(--heat); }
.nav-lang a { color: var(--ink-3); font-weight: 500; }
.header-contact { display: flex; gap: 0.5rem; }
.nav-toggle { display: none; }

@media (max-width: 1060px) {
  .header-contact .btn { padding: 0.6em 0.8em; font-size: 0.9rem; }
  .site-nav a { padding: 0.5rem 0.45rem; font-size: 0.9rem; }
}
@media (max-width: 900px) {
  .header-row { flex-wrap: wrap; gap: 0.75rem; }
  .header-contact { display: none; }
  .nav-toggle {
    display: inline-flex; align-items: center; gap: 0.5rem; margin-left: auto; background: none; border: 2px solid var(--ink); border-radius: var(--radius);
    padding: 0.45rem 0.7rem; font: inherit; font-weight: 700; color: var(--ink); cursor: pointer;
  }
  .nav-toggle::before { content: ""; width: 18px; height: 12px; border-top: 2px solid var(--ink); border-bottom: 2px solid var(--ink); box-shadow: inset 0 7px 0 -5px var(--ink); }
  .site-nav { display: none; width: 100%; margin: 0; }
  .site-nav.open { display: block; }
  .site-nav ul { flex-direction: column; border-top: 1px solid var(--paper-3); padding: 0.5rem 0 0.75rem; }
  .site-nav a { padding: 0.7rem 0.25rem; font-size: 1.05rem; border-bottom: 1px solid var(--paper-3); }
}

/* Hero --------------------------------------------------------------------- */
.hero { background: var(--ink); color: #fff; padding: clamp(2.5rem, 6vw, 5rem) 0 clamp(2rem, 5vw, 4rem); overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr); gap: clamp(1.5rem, 4vw, 4rem); align-items: center; }
.hero h1 { color: #fff; max-width: 18ch; }
.hero-home h1 { max-width: 20ch; font-size: clamp(2rem, 4.6vw, 3.9rem); }
.hero .lead { font-size: clamp(1.05rem, 1.5vw, 1.25rem); line-height: 1.5; max-width: 60ch; color: #d8dedc; margin: 1.25rem 0 1.75rem; }
.hero .lead strong { color: #fff; }
.hero .lead a { color: #ffb36b; }
.kicker { margin: 0 0 0.75rem; color: var(--heat); font-weight: 700; font-size: 0.95rem; font-variation-settings: "wdth" 106; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.hero-compact { padding-bottom: clamp(2rem, 4vw, 3rem); }
.hero-compact h1 { max-width: 26ch; }

.crumbs ol { list-style: none; margin: 0 0 1.25rem; padding: 0; display: flex; flex-wrap: wrap; gap: 0.35rem 0.5rem; font-size: 0.875rem; color: var(--steel-2); }
.crumbs li + li::before { content: "/"; margin-right: 0.5rem; color: var(--steel); }
.crumbs a { color: var(--steel-2); text-decoration: none; }
.crumbs a:hover { color: #fff; text-decoration: underline; }

.hero-art { justify-self: end; width: min(100%, 420px); }
.gears { width: 100%; height: auto; display: block; }
.gears .gear path, .gears .gear circle { fill: none; stroke: var(--heat); stroke-width: 2; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.gears .gear circle:last-child { fill: var(--heat); }
.gears .flow { stroke: var(--steel); stroke-width: 2; stroke-dasharray: 4 5; }
.gear-a { transform-origin: 100px 100px; animation: spin 24s linear infinite; }
.gear-b { transform-origin: 220px 100px; animation: spin 24s linear infinite reverse; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .gear-a, .gear-b { animation: none; } }

@media (max-width: 820px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-art { justify-self: start; width: min(60%, 260px); order: -1; margin-bottom: -0.5rem; }
  .hero-text .crumbs { margin-top: 0; }
}

/* Striscia dati ------------------------------------------------------------- */
.specs { background: var(--heat); color: var(--heat-ink); }
.spec-strip { display: grid; grid-template-columns: repeat(4, 1fr); margin: 0; }
.spec-strip > div { padding: 1rem 1.25rem 1.1rem 0; border-left: 2px solid rgba(58, 26, 5, 0.25); padding-left: 1rem; }
.spec-strip > div:first-child { border-left: 0; padding-left: 0; }
.spec-strip dt { font-size: 0.82rem; font-weight: 600; opacity: 0.8; margin-bottom: 0.2rem; }
.spec-strip dd { margin: 0; font-weight: 800; font-size: clamp(1rem, 1.5vw, 1.2rem); line-height: 1.25; font-variation-settings: "wdth" 106; letter-spacing: -0.01em; }
@media (max-width: 760px) {
  .spec-strip { grid-template-columns: 1fr 1fr; }
  .spec-strip > div:nth-child(3) { border-left: 0; padding-left: 0; }
  .spec-strip > div { border-top: 1px solid rgba(58, 26, 5, 0.2); }
  .spec-strip > div:nth-child(-n+2) { border-top: 0; }
}

/* Contenuto + colonna laterale -------------------------------------------- */
.content-grid { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: clamp(2rem, 5vw, 5rem); padding-top: clamp(2.5rem, 5vw, 4.5rem); padding-bottom: clamp(2rem, 4vw, 3.5rem); }
.content-grid-single { grid-template-columns: minmax(0, 1fr); }
.prose { max-width: var(--measure); }
.prose section + section { margin-top: 2.5rem; }
.prose h2 { margin-bottom: 0.75rem; }
.prose ul { padding-left: 1.1em; }
.prose li { margin-bottom: 0.45em; }
.prose li::marker { color: var(--heat); }
.prose p:last-child { margin-bottom: 0; }

.faq details { border-top: 1px solid var(--paper-3); }
.faq details:last-child { border-bottom: 1px solid var(--paper-3); }
.faq summary { cursor: pointer; padding: 0.9rem 2rem 0.9rem 0; font-weight: 700; list-style: none; position: relative; font-variation-settings: "wdth" 104; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 0.25rem; top: 0.75rem; font-size: 1.4rem; color: var(--heat-deep); line-height: 1; transition: transform 0.2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin: 0 0 1rem; color: var(--ink-2); }

.side { position: relative; }
.side-block { position: sticky; top: 88px; }
.side-block + .side-block { position: static; margin-top: 1.5rem; }
.side h2 { font-size: 0.95rem; font-weight: 700; color: var(--ink-3); margin-bottom: 0.6rem; font-variation-settings: "wdth" 104; letter-spacing: 0; }
.series-list { list-style: none; margin: 0; padding: 0; border-top: 2px solid var(--ink); }
.series-list a { display: grid; grid-template-columns: 1fr auto; gap: 0 0.75rem; padding: 0.7rem 0; border-bottom: 1px solid var(--paper-3); text-decoration: none; color: var(--ink); }
.series-list a:hover .series-name { color: var(--heat-deep); }
.series-name { font-weight: 800; font-variation-settings: "wdth" 108; grid-row: 1; }
.series-tag { font-size: 0.88rem; color: var(--ink-3); grid-column: 1; }
.series-range { font-size: 0.85rem; font-variant-numeric: tabular-nums; color: var(--ink-2); grid-column: 2; grid-row: 1 / span 2; align-self: center; text-align: right; }
.side-contact { background: var(--ink); color: #fff; padding: 1.25rem; border-radius: var(--radius); }
.side-contact h2 { color: #fff; }
.side-contact p { color: #d8dedc; font-size: 0.95rem; }
.side-contact .btn + .btn { margin-top: 0.5rem; }
.side-contact .btn-quote { color: #fff; border-color: rgba(255,255,255,0.5); }
.side-contact .btn-quote:hover { background: #fff; color: var(--ink); }

@media (max-width: 900px) {
  .content-grid { grid-template-columns: minmax(0, 1fr); }
  .side-block { position: static; }
}

/* Correlati ---------------------------------------------------------------- */
.related { border-top: 1px solid var(--paper-3); padding: clamp(2rem, 4vw, 3.5rem) 0; }
.related h2 { margin-bottom: 1rem; }
.related-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 0; border-top: 2px solid var(--ink); }
.related-list a { display: block; padding: 0.9rem 1rem 0.9rem 0; border-bottom: 1px solid var(--paper-3); text-decoration: none; color: var(--ink); }
.related-list a:hover .rel-title { color: var(--heat-deep); }
.rel-kicker { display: block; font-size: 0.8rem; color: var(--ink-3); margin-bottom: 0.15rem; }
.rel-title { display: block; font-weight: 700; font-variation-settings: "wdth" 104; line-height: 1.25; }

/* Fascia CTA --------------------------------------------------------------- */
.cta-band { background: var(--heat); color: var(--heat-ink); padding: clamp(2.5rem, 5vw, 4rem) 0; }
.cta-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr); gap: 2rem; align-items: center; }
.cta-band h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); max-width: 18ch; margin-bottom: 0.6rem; }
.cta-band p { max-width: 52ch; margin: 0; font-size: 1.05rem; }
.cta-actions { display: flex; flex-direction: column; gap: 0.6rem; align-items: stretch; }
.cta-band .btn-call { background: var(--ink); color: #fff; border-color: var(--ink); }
.cta-band .btn-call:hover { background: var(--ink-2); }
.cta-band .btn-quote { border-color: var(--heat-ink); color: var(--heat-ink); }
.cta-band .btn-quote:hover { background: var(--heat-ink); color: #fff; }
@media (max-width: 760px) { .cta-grid { grid-template-columns: 1fr; } }

/* Footer ------------------------------------------------------------------- */
.site-footer { background: var(--ink); color: #c9d1cf; padding: clamp(2.5rem, 5vw, 4rem) 0 1.5rem; font-size: 0.92rem; }
.site-footer a { color: #e6ebe9; text-decoration: none; }
.site-footer a:hover { color: var(--heat); text-decoration: underline; }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(5, 1fr); gap: 2rem 1.5rem; }
.footer-about .brand { color: #fff; margin-bottom: 1rem; }
.footer-about p { max-width: 36ch; }
.footer-contact a { font-weight: 700; font-size: 1.05rem; }
.footer-col h2 { font-size: 0.9rem; color: #fff; margin-bottom: 0.6rem; border-bottom: 1px solid rgba(255,255,255,0.18); padding-bottom: 0.4rem; }
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin-bottom: 0.4rem; line-height: 1.3; }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem 1.5rem; margin-top: 2.5rem; padding-top: 1rem; border-top: 1px solid rgba(255,255,255,0.15); color: var(--steel-2); font-size: 0.85rem; }
@media (max-width: 1000px) { .footer-grid { grid-template-columns: 1fr 1fr 1fr; } .footer-about { grid-column: 1 / -1; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr 1fr; } }

/* Barra contatti fissa (mobile) -------------------------------------------- */
.contact-bar { display: none; }
@media (max-width: 900px) {
  body { padding-bottom: 68px; }
  .contact-bar { display: grid; grid-template-columns: 1fr 1fr; gap: 0; position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; background: var(--ink); padding: 8px; gap: 8px; box-shadow: 0 -4px 16px rgba(0,0,0,0.25); }
  .contact-bar .btn { border-radius: var(--radius); padding: 0.8em 0.5em; font-size: 1rem; }
  .contact-bar .btn-call span { font-weight: 500; font-size: 0.85rem; margin-left: 0.3em; }
  .contact-bar .btn-quote { background: #fff; color: var(--ink); border-color: #fff; }
}

/* Home --------------------------------------------------------------------- */
.section-head { max-width: 62ch; margin-bottom: 1.75rem; }
.section-head p { color: var(--ink-2); font-size: 1.08rem; margin: 0.5rem 0 0; }
.fluid-index { padding: clamp(2.5rem, 5vw, 4.5rem) 0; }
.index-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; }
.index-col h3 { border-bottom: 2px solid var(--ink); padding-bottom: 0.5rem; margin-bottom: 0.6rem; font-size: 1.05rem; }
.index-col ul { list-style: none; margin: 0; padding: 0; }
.index-col li { border-bottom: 1px solid var(--paper-3); }
.index-col a { display: block; padding: 0.5rem 0; text-decoration: none; color: var(--ink); font-weight: 600; font-size: 0.97rem; line-height: 1.3; }
.index-col a:hover { color: var(--heat-deep); padding-left: 0.35rem; transition: padding 0.15s; }
@media (max-width: 960px) { .index-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .index-grid { grid-template-columns: 1fr; } }

.series-section { background: var(--paper-2); padding: clamp(2.5rem, 5vw, 4.5rem) 0; }
.series-table { list-style: none; margin: 0; padding: 0; border-top: 2px solid var(--ink); }
.series-table a { display: grid; grid-template-columns: 140px 1fr auto; gap: 1rem; align-items: baseline; padding: 1rem 0; border-bottom: 1px solid var(--paper-3); text-decoration: none; color: var(--ink); }
.series-table a:hover .series-name { color: var(--heat-deep); }
.series-table .series-name { font-size: 1.5rem; }
.series-table .series-tag { font-size: 1.02rem; color: var(--ink-2); }
.series-table .series-range { font-size: 1.05rem; font-weight: 700; text-align: right; }
.series-table .series-range span { display: block; font-size: 0.78rem; font-weight: 500; color: var(--ink-3); }
@media (max-width: 640px) {
  .series-table a { grid-template-columns: 1fr auto; }
  .series-table .series-tag { grid-column: 1 / -1; }
}

.how { padding: clamp(2.5rem, 5vw, 4.5rem) 0; }
.how h2 { margin-bottom: 1.5rem; }
.how-steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; counter-reset: step; }
.how-steps li { counter-increment: step; border-top: 2px solid var(--ink); padding-top: 0.9rem; }
.how-steps h3::before { content: counter(step); display: inline-block; width: 1.7em; height: 1.7em; line-height: 1.7em; text-align: center; background: var(--heat); color: var(--heat-ink); border-radius: 50%; font-size: 0.85rem; margin-right: 0.6em; vertical-align: 0.1em; }
.how-steps p { margin: 0.6rem 0 0; color: var(--ink-2); }
.how-more { margin: 1.75rem 0 0; font-weight: 600; }
@media (max-width: 760px) { .how-steps { grid-template-columns: 1fr; gap: 1.25rem; } }

/* Contatti ----------------------------------------------------------------- */
.contact-grid { display: grid; grid-template-columns: 320px minmax(0, 1fr); gap: clamp(2rem, 5vw, 5rem); padding-top: clamp(2.5rem, 5vw, 4rem); padding-bottom: clamp(2.5rem, 5vw, 4rem); }
.contact-direct h2, .contact-form h2 { margin-bottom: 1rem; }
.contact-big { display: block; padding: 1rem 1.1rem; margin-bottom: 0.75rem; background: var(--ink); color: #fff; text-decoration: none; border-radius: var(--radius); }
.contact-big span { display: block; font-size: 0.82rem; color: var(--steel-2); }
.contact-big strong { display: flex; align-items: center; gap: 0.5em; font-size: 1.5rem; font-variation-settings: "wdth" 108; }
.contact-big:hover { background: var(--ink-2); color: #fff; }
.contact-wa { background: var(--wa); }
.contact-wa span { color: #e8fff0; }
.contact-wa:hover { background: var(--wa-deep); }

form label { display: block; margin-bottom: 1rem; }
form label > span { display: block; font-size: 0.9rem; font-weight: 600; margin-bottom: 0.3rem; color: var(--ink-2); }
input[type="text"], input[type="email"], input[type="tel"], textarea {
  width: 100%; font: inherit; padding: 0.7em 0.8em; border: 1px solid var(--steel-2); border-radius: var(--radius); background: var(--white); color: var(--ink);
}
input:focus, textarea:focus { border-color: var(--ink); outline: 2px solid var(--heat); outline-offset: 1px; }
textarea { resize: vertical; min-height: 120px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1rem; }
.field-row-3 { grid-template-columns: 1fr 1fr 1fr; }
.check { display: flex; gap: 0.6rem; align-items: flex-start; font-size: 0.92rem; }
.check input { margin-top: 0.3em; }
.form-foot { display: flex; align-items: center; gap: 1.25rem; flex-wrap: wrap; margin-top: 0.5rem; }
.form-error { background: #fde4d4; border-left: 4px solid var(--heat-deep); padding: 0.75rem 1rem; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
@media (max-width: 900px) { .contact-grid { grid-template-columns: minmax(0, 1fr); } .field-row, .field-row-3 { grid-template-columns: 1fr; } }