/* ============================================================
   Stone Circle Partners — styles.css
   Design handoff → production build. Tokens below map 1:1 to
   the handoff doc's Global Styles section.
   ============================================================ */

:root {
  --bg: #F6F4EE;
  --bg-alt: #EDE9E1;
  --ink: #1E2A22;
  --ink-82: rgba(30, 42, 34, 0.82);
  --ink-75: rgba(30, 42, 34, 0.75);
  --ink-55: rgba(30, 42, 34, 0.55);
  --ink-25: rgba(30, 42, 34, 0.25);
  --ink-12: rgba(30, 42, 34, 0.12);
  --ink-08: rgba(30, 42, 34, 0.08);

  --accent: #6E5B45;      /* "stone" theme (default) */
  --accent-light: #C9B79C;

  --dark-bg: #1E2A22;
  --dark-text: #F6F4EE;
  --dark-text-75: rgba(246, 244, 238, 0.75);
  --dark-text-55: rgba(246, 244, 238, 0.55);
  --dark-text-35: rgba(246, 244, 238, 0.35);
  --dark-text-12: rgba(246, 244, 238, 0.12);

  --font-display: 'Newsreader', serif;
  --font-body: 'Inter', sans-serif;

  --content-max: none;
  --section-x: 56px;
  --section-y: 100px;

  --radius-btn: 2px;
  --radius-card: 4px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

img { max-width: 100%; display: block; }

button { font-family: inherit; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* ---------- Nav ---------- */

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px var(--section-x);
  position: sticky;
  top: 0;
  background: rgba(246, 244, 238, 0.92);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 20;
  border-bottom: 1px solid var(--ink-08);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark { flex: none; }

.wordmark {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.14em;
  font-weight: 500;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
}

.nav-cta {
  padding: 10px 22px;
  background: var(--accent);
  color: var(--dark-text);
  border-radius: var(--radius-btn);
  font-size: 14px;
  font-weight: 500;
}

/* ---------- Hero ---------- */

.hero {
  padding: 140px var(--section-x) 120px;
  max-width: var(--content-max);
  margin: 0 auto;
}

.hero[data-align="center"] {
  text-align: center;
}

.hero[data-align="center"] .hero-subhead {
  margin-left: auto;
  margin-right: auto;
}

.hero[data-align="center"] .hero-actions {
  justify-content: center;
}

.eyebrow {
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  margin: 0 0 24px;
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 64px;
  line-height: 1.08;
  margin: 0 0 28px;
  max-width: none;
}

.hero[data-align="center"] .hero-title {
  max-width: none;
  margin-left: auto;
  margin-right: auto;
}

.hero-subhead {
  font-size: 19px;
  line-height: 1.6;
  color: var(--ink-75);
  margin: 0 0 40px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 14px 30px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-solid {
  background: var(--ink);
  color: var(--dark-text);
}

.btn-outline {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink-25);
}

.btn-accent {
  background: var(--accent);
  color: var(--dark-text);
  border: none;
}

/* ---------- Section shell ---------- */

.section {
  padding: var(--section-y) var(--section-x);
}

.section-inner {
  max-width: var(--content-max);
  margin: 0 auto;
}

.section-alt { background: var(--bg-alt); }

.section-head {
  margin: 0 0 56px;
}

.section-head h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 38px;
  line-height: 1.2;
  margin: 0;
}

/* ---------- About ---------- */

.about-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 64px;
  align-items: start;
}

.about-copy {
  display: flex;
  flex-direction: column;
  gap: 20px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink-82);
}

.about-copy .eyebrow { margin: 0 0 4px; }

.bio-card {
  background: var(--bg);
  padding: 32px;
  border-radius: var(--radius-card);
}

.bio-photo {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-card);
  margin-bottom: 20px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.bio-photo img {
  width: 100%;
  height: 100%;
  /* The file is already cropped square and sized for this slot; cover and
     centre only matter if a differently proportioned photo is swapped in. */
  object-fit: cover;
  object-position: center;
}

/* Only shown when the headshot fails to load (see onerror in index.html). */
.bio-photo.is-empty {
  background:
    linear-gradient(135deg, rgba(30,42,34,0.06), rgba(30,42,34,0.02)),
    repeating-linear-gradient(45deg, rgba(30,42,34,0.05) 0 1px, transparent 1px 14px);
  border: 1px dashed var(--ink-25);
  color: var(--ink-55);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.bio-photo.is-empty::after { content: "Photo"; }

.bio-name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 500;
}

.bio-title {
  font-size: 14px;
  color: var(--accent);
  margin-top: 2px;
  margin-bottom: 16px;
}

.bio-text {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-75);
  margin: 0;
}

/* ---------- What We Do ---------- */

/* Four across so each item gets a narrow measure and no column is left with
   dead space under two lines of copy. Accent rule on top echoes the Work
   cards below. */
.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.service-card {
  border-top: 2px solid var(--accent);
  padding-top: 22px;
}

.service-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 500;
  line-height: 1.25;
  margin: 0;
}

.service-card p {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-75);
  margin: 0;
}

/* The logo's ring of stones with the numeral in its hollow centre. The SVG
   carries the geometry; sizing here scales the whole mark. */
.service-num {
  position: relative;
  flex: none;
  width: 48px;
  height: 48px;
}

.service-ring {
  display: block;
  width: 100%;
  height: 100%;
}

.service-num-value {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 500;
  color: var(--ink);
  line-height: 1;
}

/* ---------- Work ---------- */

.work-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.work-card {
  display: block;
  border-top: 2px solid var(--accent);
  padding-top: 20px;
}

.work-sector {
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-55);
  margin-bottom: 12px;
}

.work-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 500;
  margin-bottom: 12px;
}

.work-desc {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-75);
  margin: 0 0 12px;
}

.work-url {
  font-size: 13px;
  color: var(--accent);
  font-weight: 500;
}

/* ---------- Contact ---------- */

.section-dark {
  background: var(--dark-bg);
  color: var(--dark-text);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
}

.contact-intro .eyebrow { color: var(--accent-light); }

.contact-intro h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 38px;
  line-height: 1.2;
  margin: 0 0 28px;
}

.contact-address {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 15px;
  color: var(--dark-text-75);
}

.contact-address a { text-underline-offset: 3px; }
.contact-address a:hover { text-decoration: underline; }

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.contact-form label {
  display: block;
  font-size: 12px;
  color: var(--dark-text-55);
  margin-bottom: 6px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--dark-text-35);
  padding: 10px 0;
  color: var(--dark-text);
  font-size: 15px;
  font-family: var(--font-body);
  transition: border-color 0.15s ease;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--dark-text-55);
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-bottom-color: var(--accent-light);
}

.contact-form textarea { resize: none; }

.form-submit {
  align-self: flex-start;
  margin-top: 8px;
}

.form-note {
  font-size: 13px;
  color: var(--dark-text-55);
  margin: 0;
}

.form-note[hidden] { display: none; }

/* Success reads as the page's own accent; failure needs to be unmissable. */
.form-note:not(.is-error) { color: var(--accent-light); }
.form-note.is-error { color: #E8A9A0; }

.form-submit[disabled] {
  opacity: 0.6;
  cursor: default;
}

/* Honeypot — off-screen rather than display:none, which some bots skip. */
.form-honeypot {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

/* ---------- Footer ---------- */

.site-footer {
  padding: 28px var(--section-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--dark-bg);
  color: var(--dark-text-55);
  border-top: 1px solid var(--dark-text-12);
  flex-wrap: wrap;
  gap: 10px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--dark-text);
}

.footer-copy { font-size: 13px; }

/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 1080px) {
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px 32px;
  }
}

@media (max-width: 900px) {
  :root {
    --section-x: 32px;
    --section-y: 72px;
  }

  .hero { padding: 96px 32px 72px; }
  .hero-title { font-size: 44px; max-width: none; }
  .hero-subhead { font-size: 17px; }

  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .bio-card { max-width: 420px; }

  .section-head h2 { font-size: 30px; }
}

@media (max-width: 640px) {
  .site-header { padding: 16px 20px; }
  .wordmark { font-size: 15px; }
  .site-nav { gap: 18px; }
  .nav-link { display: none; }
  .nav-cta { padding: 9px 16px; font-size: 13px; }

  :root {
    --section-x: 20px;
  }

  .hero { padding: 72px 20px 56px; }
  .hero-title { font-size: 34px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .btn { text-align: center; }

  .service-grid,
  .work-grid {
    grid-template-columns: 1fr;
  }

  .form-row { grid-template-columns: 1fr; }

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

/* ============================================================
   Interior pages (About, Industries)
   ============================================================ */

/* ---------- Page hero ---------- */

.page-hero {
  position: relative;
  padding: 96px var(--section-x) 32px;
  overflow: hidden;
}

.page-hero-inner {
  max-width: var(--content-max);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

/* The mark sits in the right-hand gutter. Copy runs full span up to it and
   stops, rather than running underneath it. */
@media (min-width: 901px) {
  .page-hero-inner { padding-right: 360px; }
}

.page-hero h1 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 54px;
  line-height: 1.1;
  margin: 0 0 24px;
}

.page-lede {
  font-size: 19px;
  line-height: 1.6;
  color: var(--ink-75);
  margin: 0;
}

/* The industry motif: the stone vocabulary rearranged per industry, set
   large and faint behind the hero. Hidden on narrow screens where it would
   crowd the type rather than sit behind it. */
.page-motif {
  position: absolute;
  top: 50%;
  right: var(--section-x);
  transform: translateY(-50%);
  width: 260px;
  height: 260px;
  opacity: 0.45;
  pointer-events: none;
}

/* ---------- Breadcrumb ---------- */

.crumb {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 24px var(--section-x) 0;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-55);
}

.crumb a { color: var(--accent); font-weight: 500; }
.crumb span { margin: 0 8px; color: var(--ink-25); }

/* ---------- About: lead ---------- */

.about-lead {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 64px;
  align-items: start;
}

.about-portrait {
  width: 100%;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-card);
  overflow: hidden;
}

.about-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 20%;
}

.about-prose p {
  font-size: 17px;
  line-height: 1.75;
  color: var(--ink-82);
  margin: 0 0 20px;
}

.about-prose p:last-child { margin-bottom: 0; }

.about-prose strong { font-weight: 600; color: var(--ink); }

/* ---------- Lenses ---------- */

.lens-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.lens {
  border-top: 2px solid var(--accent);
  padding-top: 22px;
}

.lens h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 500;
  margin: 0 0 12px;
}

.lens p {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-75);
  margin: 0;
}

/* ---------- Timeline ---------- */

/* Each role is a stone on a single line: the circle of stones read
   vertically rather than around a ring. */
.timeline {
  position: relative;
  margin: 0;
  padding: 0 0 0 40px;
  list-style: none;
  border-left: 1px solid var(--ink-12);
}

.timeline-item {
  position: relative;
  padding-bottom: 48px;
}

.timeline-item:last-child { padding-bottom: 0; }

.timeline-item::before {
  content: "";
  position: absolute;
  left: -46px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: radial-gradient(
    circle at 35% 30%,
    rgba(255, 255, 255, 0.55) 0%,
    var(--accent) 40%,
    rgba(0, 0, 0, 0.28) 100%
  );
}

.timeline-years {
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-55);
  margin-bottom: 6px;
}

.timeline-role {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  line-height: 1.25;
  margin: 0 0 2px;
}

.timeline-org {
  font-size: 15px;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 14px;
}

.timeline-item ul {
  margin: 0;
  padding-left: 18px;
}

.timeline-item li {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-75);
  margin-bottom: 8px;
}

.timeline-item li::marker { color: var(--ink-25); }

/* ---------- Credentials ---------- */

.cred-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.cred {
  border-top: 1px solid var(--ink-12);
  padding-top: 20px;
}

.cred-school {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 6px;
}

.cred-detail {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-75);
}

/* ---------- Industries hub ---------- */

.industry-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.industry-card {
  display: block;
  border-top: 2px solid var(--card-accent, var(--accent));
  padding: 24px 0 0;
}

.industry-card-head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.industry-card-mark { flex: none; width: 52px; height: 52px; }

.industry-card h3 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 500;
  margin: 0;
}

.industry-card p {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-75);
  margin: 0 0 14px;
}

.industry-card-more {
  font-size: 13px;
  color: var(--card-accent, var(--accent));
  font-weight: 500;
}

/* ---------- Industry page: capabilities ---------- */

.capability-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px 48px;
}

.capability {
  border-top: 1px solid var(--ink-12);
  padding-top: 18px;
}

.capability h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 500;
  margin: 0 0 8px;
}

.capability p {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-75);
  margin: 0;
}

/* ---------- Case studies ---------- */

.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.case-grid[data-count="4"] { grid-template-columns: repeat(4, 1fr); }

/* A single case is one engagement, not a thin column: run it wide, with the
   headline outcome held against the detail. */
.case-grid[data-count="1"] { grid-template-columns: 1fr; }

.case-grid[data-count="1"] .case {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  align-items: start;
  padding: 34px 38px 38px;
}

.case-grid[data-count="1"] .case-metric { font-size: 58px; }
.case-grid[data-count="1"] .case-metric[data-size="md"] { font-size: 42px; }
.case-grid[data-count="1"] .case-metric[data-size="sm"] { font-size: 34px; }
.case-grid[data-count="1"] .case-head { margin-bottom: 0; }
.case-grid[data-count="1"] .case-metric-label { margin-bottom: 0; }
.case-grid[data-count="1"] .case p { font-size: 16px; }

.case {
  background: var(--bg);
  border-top: 2px solid var(--industry-accent, var(--accent));
  padding: 26px 28px 30px;
}

.section-alt .case { background: var(--bg); }

.case-metric {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.05;
  color: var(--industry-accent, var(--accent));
  margin-bottom: 10px;
  /* Sized by string length so a four-character figure and a phrase occupy
     roughly the same block, rather than one shouting over the other. */
  font-size: 42px;
  text-wrap: balance;
}

.case-metric[data-size="md"] { font-size: 31px; }
.case-metric[data-size="sm"] { font-size: 25px; }

.case-metric-label {
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-55);
  margin-bottom: 16px;
}

.case p {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-75);
  margin: 0;
}

.case-context {
  font-size: 13px;
  color: var(--ink-55);
  margin-top: 14px;
  font-style: italic;
}

/* ---------- Placeholder (nothing unverified ships silently) ---------- */

.placeholder {
  border: 1px dashed var(--accent);
  background: rgba(110, 91, 69, 0.05);
  padding: 24px 28px;
  border-radius: var(--radius-card);
}

.placeholder-label {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 10px;
}

.placeholder p {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-75);
  margin: 0 0 10px;
}

.placeholder p:last-child { margin-bottom: 0; }

/* ---------- Page CTA ---------- */

.page-cta {
  text-align: center;
}

.page-cta h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 34px;
  line-height: 1.2;
  margin: 0 0 24px;
}

.page-cta .btn { margin: 0 auto; }

/* ---------- Interior page responsive ---------- */

@media (max-width: 1080px) {
  .case-grid,
  .case-grid[data-count="4"] { grid-template-columns: repeat(2, 1fr); }
  .case-grid[data-count="1"] { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .case-grid[data-count="1"] .case { grid-template-columns: 1fr; gap: 20px; }
  .case-grid[data-count="1"] .case-metric { font-size: 40px; }
}

@media (max-width: 900px) {
  .page-hero { padding: 72px var(--section-x) 24px; }
  .page-hero h1 { font-size: 38px; }
  .page-motif { display: none; }

  .about-lead { grid-template-columns: 1fr; gap: 40px; }
  .about-portrait { max-width: 340px; }

  .lens-grid,
  .cred-grid,
  .industry-grid,
  .capability-grid { grid-template-columns: 1fr; }

  .lens-grid, .cred-grid { gap: 28px; }
}

@media (max-width: 640px) {
  .page-hero h1 { font-size: 31px; }
  .case-grid { grid-template-columns: 1fr; }
  .timeline { padding-left: 28px; }
  .timeline-item::before { left: -34px; }
  .timeline-role { font-size: 19px; }
}

.bio-more {
  display: inline-block;
  margin-top: 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--accent);
}

/* ---------- Home: industries ---------- */

.home-industry-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.home-industry {
  display: block;
  border-top: 2px solid var(--card-accent, var(--accent));
  padding-top: 22px;
}

.home-industry-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.home-industry-mark {
  flex: none;
  width: 52px;
  height: 52px;
  display: block;
}

.home-industry h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 500;
  line-height: 1.25;
  margin: 0;
}

.home-industry p {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-75);
  margin: 0;
}

.section-more {
  display: inline-block;
  margin-top: 36px;
  font-size: 14px;
  font-weight: 500;
  color: var(--accent);
}

@media (max-width: 1080px) {
  .home-industry-grid { grid-template-columns: repeat(2, 1fr); gap: 40px 32px; }
}

@media (max-width: 640px) {
  .home-industry-grid { grid-template-columns: 1fr; }
}