:root {
  --ink: #1d1d1f;
  --muted: #6e6e73;
  --subtle: #86868b;
  --line: #d2d2d7;
  --soft: #f5f5f7;
  --soft-2: #fbfbfd;
  --blue: #0066cc;
  --blue-hover: #004f9f;
  --teal: #008f7a;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(29, 29, 31, 0.08);
  --page-gutter: clamp(24px, 5vw, 48px);
  --section-y: 96px;
  --card-pad: 28px;
}

* {
  box-sizing: border-box;
  min-width: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Noto Sans KR", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  word-break: keep-all;
  overflow-x: hidden;
  overflow-wrap: break-word;
  text-rendering: optimizeLegibility;
}

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

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

p {
  margin: 0;
  color: var(--muted);
}

h1,
h2,
h3,
p,
li,
dt,
dd,
a,
span,
strong,
small {
  overflow-wrap: break-word;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.18;
  letter-spacing: 0;
}

h1 {
  font-size: 4.7rem;
  font-weight: 800;
}

h2 {
  font-size: 2.55rem;
  font-weight: 800;
}

h3 {
  font-size: 1.18rem;
  font-weight: 800;
}

.container {
  width: min(1120px, calc(100% - (var(--page-gutter) * 2)));
  margin-inline: auto;
}

.header-inner > *,
.split > *,
.page-hero-grid > *,
.article-header-grid > *,
.contact-grid > *,
.footer-grid > *,
.cta-inner > * {
  min-width: 0;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  transform: translateY(-140%);
  background: var(--ink);
  color: var(--white);
  padding: 10px 14px;
  border-radius: 6px;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.82);
  border-bottom: 1px solid rgba(210, 210, 215, 0.72);
  backdrop-filter: saturate(180%) blur(20px);
}

.header-inner {
  min-height: 60px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand-mark {
  display: block;
  width: 36px;
  height: 36px;
  object-fit: contain;
  flex: 0 0 auto;
}

.brand strong {
  display: block;
  font-size: 0.98rem;
  line-height: 1.2;
}

.brand small {
  display: block;
  margin-top: 1px;
  color: var(--subtle);
  font-size: 0.73rem;
}

.site-nav {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 24px;
  font-size: 0.88rem;
  font-weight: 700;
}

.site-nav a {
  color: #3a3a3c;
}

.site-nav a[aria-current="page"],
.site-nav a:hover {
  color: var(--blue);
}

.header-call {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 14px;
  font: inherit;
  border-radius: 999px;
  color: var(--blue);
  border: 1px solid rgba(0, 102, 204, 0.22);
  background: rgba(255, 255, 255, 0.7);
  font-size: 0.88rem;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.nav-toggle {
  display: none;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  align-items: center;
  justify-content: center;
  gap: 4px;
  flex-direction: column;
}

.nav-toggle span {
  width: 17px;
  height: 2px;
  background: var(--ink);
}

.home-hero {
  padding: 86px 0 78px;
  overflow: hidden;
  background: var(--white);
}

.hero-content {
  max-width: 910px;
  margin-inline: auto;
  text-align: center;
}

.hero-content h1 {
  max-width: 900px;
  margin-inline: auto;
}

.hero-content > p:not(.eyebrow) {
  max-width: 680px;
  margin: 22px auto 0;
  color: #454547;
  font-size: 1.22rem;
}

.eyebrow {
  margin-bottom: 14px;
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 22px;
  font: inherit;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.96rem;
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  white-space: normal;
  cursor: pointer;
  transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease, color 0.18s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button.primary {
  color: var(--white);
  background: var(--blue);
}

.button.primary:hover {
  background: var(--blue-hover);
}

.button.secondary,
.button.ghost,
.button.light {
  color: var(--blue);
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(0, 102, 204, 0.24);
}

.hero-media {
  margin-top: 56px;
  border-radius: 8px;
  overflow: hidden;
  background: linear-gradient(180deg, #fafafa, #f0f2f5);
  box-shadow: var(--shadow);
}

.hero-media img {
  width: 100%;
  aspect-ratio: 16 / 7.6;
  object-fit: cover;
  object-position: center;
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 18px;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--line);
}

.hero-facts div {
  padding: 20px 22px;
  background: var(--soft-2);
}

.hero-facts dt {
  margin-bottom: 6px;
  color: var(--subtle);
  font-size: 0.78rem;
  font-weight: 800;
}

.hero-facts dd {
  margin: 0;
  color: var(--ink);
  font-weight: 800;
  line-height: 1.45;
}

.section {
  padding: var(--section-y) 0;
  background: var(--white);
}

.section.subtle {
  background: var(--soft);
}

.section-head {
  max-width: 760px;
  margin: 0 auto 42px;
  text-align: center;
}

.section-head p:not(.eyebrow) {
  margin-top: 16px;
  font-size: 1.08rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.feature-card,
.product-card,
.blog-card a,
.contact-panel,
.quote-form,
.quality-flow article {
  border: 1px solid rgba(210, 210, 215, 0.85);
  border-radius: 8px;
  background: var(--white);
}

.feature-card {
  padding: var(--card-pad);
}

.feature-card,
.product-card,
.blog-card a,
.contact-panel,
.quote-form,
.quality-flow article,
.logo-card,
.timeline div,
.guide-card,
.article-cta,
.page-hero-media,
.hero-media {
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease, background 0.22s ease;
}

.feature-card h3,
.product-card h3,
.blog-card h3 {
  margin-bottom: 12px;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 72px;
  align-items: start;
}

.split h2 {
  max-width: 560px;
}

.split p {
  margin-top: 18px;
  font-size: 1.06rem;
}

.copy-stack {
  display: grid;
  gap: 16px;
}

.process-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.process-list a {
  display: grid;
  gap: 6px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
  transition: padding-left 0.18s ease, color 0.18s ease;
}

.process-list strong {
  font-size: 1.08rem;
}

.process-list span,
.keyword-line {
  color: var(--teal);
  font-size: 0.9rem;
  font-weight: 800;
}

.text-link {
  display: inline-flex;
  margin-top: 24px;
  color: var(--blue);
  font-weight: 800;
  transition: transform 0.18s ease, color 0.18s ease;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.logo-rail {
  overflow: hidden;
}

.logo-track {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.logo-card {
  display: grid;
  gap: 10px;
  padding: 16px;
  border: 1px solid rgba(210, 210, 215, 0.85);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.96);
  min-height: 148px;
  box-shadow: 0 12px 32px rgba(29, 29, 31, 0.04);
}

.logo-media {
  display: grid;
  place-items: center;
  min-height: 88px;
  padding: 12px;
  border: 1px solid rgba(210, 210, 215, 0.75);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 247, 249, 0.98));
}

.logo-media img {
  width: 100%;
  max-width: 160px;
  max-height: 40px;
  object-fit: contain;
}

.logo-copy {
  display: grid;
  gap: 4px;
}

.logo-copy strong {
  font-size: 0.9rem;
}

.logo-copy span {
  color: var(--subtle);
  font-size: 0.76rem;
  font-weight: 700;
}

.product-grid.wide {
  grid-template-columns: repeat(2, 1fr);
}

.product-card {
  display: grid;
  gap: 14px;
  padding: var(--card-pad);
}

.product-card-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--subtle);
  font-size: 0.82rem;
  font-weight: 800;
}

.product-card-top strong {
  color: var(--teal);
}

.product-card dl {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 8px 0 0;
}

.product-card dl div {
  padding-top: 13px;
  border-top: 1px solid var(--line);
}

.product-card dt {
  color: var(--subtle);
  font-size: 0.76rem;
  font-weight: 800;
}

.product-card dd {
  margin: 4px 0 0;
  font-weight: 800;
}

.center-action {
  margin-top: 34px;
  text-align: center;
}

.cta-band {
  padding: calc(var(--section-y) - 8px) 0;
  background: var(--soft);
}

.cta-inner {
  display: flex;
  justify-content: space-between;
  gap: 42px;
  align-items: center;
}

.cta-inner h2 {
  max-width: 720px;
}

.cta-inner p:not(.eyebrow) {
  max-width: 700px;
  margin-top: 14px;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.blog-grid.compact {
  grid-template-columns: repeat(3, 1fr);
}

.blog-card a {
  display: grid;
  min-height: 100%;
  gap: 12px;
  padding: 18px;
  transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.blog-card a:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 102, 204, 0.34);
}

.blog-card-media {
  margin: 0 0 4px;
  overflow: hidden;
  border: 1px solid rgba(210, 210, 215, 0.8);
  border-radius: 8px;
  background: linear-gradient(180deg, #ffffff, #f6f8fb);
  aspect-ratio: 16 / 10;
}

.blog-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.28s ease;
}

.blog-card span,
.blog-card small {
  color: var(--teal);
  font-size: 0.82rem;
  font-weight: 800;
}

.blog-card small {
  margin-top: auto;
  color: var(--subtle);
}

.page-hero {
  padding: calc(var(--section-y) - 14px) 0 calc(var(--section-y) - 24px);
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.page-hero-grid,
.article-header-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.96fr) minmax(340px, 0.78fr);
  gap: 58px;
  align-items: center;
}

.page-hero .lead,
.article-hero .lead {
  margin-top: 20px;
  color: #454547;
  font-size: 1.14rem;
}

.page-hero-media {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
  aspect-ratio: 16 / 10;
  box-shadow: 0 20px 52px rgba(29, 29, 31, 0.06);
}

.page-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--line);
}

.timeline div {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 18px;
  padding: 22px;
  background: var(--white);
}

.timeline time {
  color: var(--blue);
  font-weight: 800;
}

.process-detail-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.process-detail {
  display: grid;
  grid-template-columns: 78px 1fr;
  gap: 28px;
  padding: 34px 0;
  border-bottom: 1px solid var(--line);
}

.process-detail .step {
  color: var(--blue);
  font-size: 1.35rem;
  font-weight: 800;
}

.process-detail h2 {
  font-size: 1.9rem;
}

.process-detail p {
  margin-top: 12px;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.tag-cloud span {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--white);
  color: #3a3a3c;
  font-weight: 800;
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease, color 0.18s ease;
}

.check-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 25px;
  color: #454547;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--teal);
}

.quality-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.quality-flow article {
  padding: var(--card-pad);
}

.quality-flow span {
  display: inline-flex;
  margin-bottom: 16px;
  color: var(--blue);
  font-size: 1.12rem;
  font-weight: 800;
}

.quality-flow h2 {
  margin-bottom: 12px;
  font-size: 1.18rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.72fr);
  gap: 22px;
  align-items: start;
}

.quote-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  padding: var(--card-pad);
}

.quote-guide {
  align-items: start;
}

.form-intro {
  display: grid;
  gap: 10px;
}

.form-intro h2 {
  font-size: 1.4rem;
}

.guide-card {
  display: grid;
  gap: 8px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft-2);
}

.guide-card strong {
  font-size: 0.98rem;
}

.quote-form label {
  display: grid;
  gap: 8px;
  color: var(--ink);
  font-weight: 800;
}

.quote-form .full {
  grid-column: 1 / -1;
}

.quote-form input,
.quote-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 13px 14px;
  color: var(--ink);
  background: var(--soft-2);
  font: inherit;
}

.quote-form textarea {
  resize: vertical;
}

.contact-panel {
  padding: var(--card-pad);
}

.contact-panel h2 {
  margin-bottom: 18px;
  font-size: 1.35rem;
}

.contact-lines {
  display: grid;
  gap: 12px;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.contact-lines p {
  display: grid;
  grid-template-columns: 82px 1fr;
  gap: 12px;
}

.contact-lines strong {
  color: var(--subtle);
}

.contact-lines a {
  color: var(--blue);
  font-weight: 800;
}

.call-toggle {
  position: fixed;
  opacity: 0;
  pointer-events: none;
}

.call-modal {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: grid;
  place-items: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.18s ease, visibility 0.18s ease;
}

body:has(.call-toggle:checked) {
  overflow: hidden;
}

.call-toggle:checked ~ .call-modal {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.call-backdrop {
  position: absolute;
  inset: 0;
  display: block;
  background: rgba(29, 29, 31, 0.34);
  cursor: pointer;
}

.call-dialog {
  position: relative;
  z-index: 1;
  width: min(720px, 100%);
  display: grid;
  gap: 18px;
  padding: 30px;
  border: 1px solid rgba(210, 210, 215, 0.92);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 24px 70px rgba(29, 29, 31, 0.14);
}

.call-close {
  position: absolute;
  top: 16px;
  right: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 0 12px;
  font: inherit;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--soft-2);
  color: var(--subtle);
  font-size: 0.84rem;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

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

.call-option {
  display: grid;
  gap: 8px;
  padding: 20px;
  border: 1px solid rgba(210, 210, 215, 0.9);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 247, 249, 0.98));
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.call-option:hover {
  transform: translateY(-1px);
  border-color: rgba(0, 102, 204, 0.34);
}

.call-option span {
  color: var(--subtle);
  font-size: 0.8rem;
  font-weight: 800;
}

.call-option strong {
  color: var(--ink);
  font-size: 1.34rem;
  line-height: 1.2;
}

.call-option small {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.55;
}

@media (hover: hover) {
  .header-call:hover,
  .button:hover,
  .call-close:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 26px rgba(0, 102, 204, 0.12);
  }

  .header-call:hover {
    border-color: rgba(0, 102, 204, 0.34);
    background: #ffffff;
  }

  .feature-card:hover,
  .product-card:hover,
  .logo-card:hover,
  .contact-panel:hover,
  .quote-form:hover,
  .quality-flow article:hover,
  .timeline div:hover,
  .guide-card:hover,
  .article-cta:hover,
  .page-hero-media:hover,
  .hero-media:hover,
  .blog-card a:hover {
    transform: translateY(-4px);
    border-color: rgba(0, 102, 204, 0.18);
    box-shadow: 0 20px 44px rgba(29, 29, 31, 0.08);
  }

  .blog-card a:hover .blog-card-media img,
  .page-hero-media:hover img,
  .hero-media:hover img {
    transform: scale(1.02);
  }

  .process-list a:hover {
    padding-left: 8px;
    color: var(--ink);
  }

  .text-link:hover {
    transform: translateX(3px);
  }

  .tag-cloud span:hover {
    transform: translateY(-2px);
    border-color: rgba(0, 102, 204, 0.26);
    background: rgba(255, 255, 255, 0.98);
    color: var(--blue);
  }
}

.article-hero {
  padding: calc(var(--section-y) - 20px) 0 calc(var(--section-y) - 30px);
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.article-hero h1 {
  font-size: clamp(2.55rem, 4vw, 3.65rem);
  line-height: 1.14;
}

.breadcrumb {
  display: inline-flex;
  margin-bottom: 16px;
  color: var(--blue);
  font-weight: 800;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
  color: var(--subtle);
  font-weight: 800;
}

.article-body {
  max-width: 820px;
  padding: 62px 0 92px;
}

.article-body section + section {
  margin-top: 42px;
}

.article-body h2 {
  margin-bottom: 14px;
  font-size: 1.9rem;
}

.article-body p {
  font-size: 1.06rem;
}

.article-cta {
  margin-top: 54px;
  padding: var(--card-pad);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
}

.article-cta h2 {
  font-size: 1.45rem;
}

.article-cta p {
  margin: 12px 0 22px;
}

.site-footer {
  padding: 64px 0 32px;
  border-top: 1px solid var(--line);
  background: var(--soft);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 0.7fr;
  gap: 40px;
}

.footer-grid h2 {
  margin-bottom: 12px;
  color: var(--ink);
  font-size: 1rem;
}

.footer-grid > div > p {
  margin-top: 16px;
}

.footer-grid a {
  color: var(--blue);
  font-weight: 700;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  margin-top: 42px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  color: var(--subtle);
  font-size: 0.9rem;
}

@media (max-width: 1020px) {
  :root {
    --page-gutter: 32px;
    --section-y: 82px;
    --card-pad: 26px;
  }

  h1 {
    font-size: 3.7rem;
  }

  h2 {
    font-size: 2.18rem;
  }

  .header-inner {
    grid-template-columns: auto auto;
    justify-content: space-between;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px var(--page-gutter) 20px;
    border-bottom: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.96);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 13px 0;
    border-bottom: 1px solid var(--line);
  }

  .header-call {
    display: none;
  }

  .feature-grid,
  .logo-track,
  .product-grid,
  .product-grid.wide,
  .blog-grid,
  .blog-grid.compact,
  .quality-flow,
  .footer-grid,
  .timeline,
  .hero-facts {
    grid-template-columns: 1fr 1fr;
  }

  .split,
  .page-hero-grid,
  .article-header-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .section-head {
    text-align: left;
    margin-inline: auto;
  }

  .cta-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .cta-actions,
  .hero-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  :root {
    --page-gutter: 28px;
    --section-y: 64px;
    --card-pad: 24px;
  }

  body {
    overflow-wrap: anywhere;
  }

  h1 {
    font-size: 2.22rem;
    line-height: 1.14;
  }

  h2 {
    font-size: 1.68rem;
    line-height: 1.18;
  }

  h3 {
    line-height: 1.24;
  }

  .header-inner {
    min-height: 62px;
  }

  .home-hero {
    padding: 54px 0 52px;
  }

  .brand strong {
    font-size: 0.94rem;
  }

  .hero-content {
    text-align: left;
  }

  .hero-content > p:not(.eyebrow) {
    margin-top: 18px;
    font-size: 1.02rem;
  }

  .hero-media {
    margin-top: 36px;
  }

  .hero-media img {
    aspect-ratio: 1 / 0.92;
    object-position: center;
  }

  .section-head {
    margin-bottom: 30px;
  }

  .section-head p:not(.eyebrow),
  .split p,
  .page-hero .lead,
  .article-hero .lead,
  .article-body p {
    font-size: 1rem;
  }

  .split,
  .page-hero-grid,
  .article-header-grid,
  .contact-grid {
    gap: 28px;
  }

  .page-hero,
  .article-hero {
    padding: 54px 0 48px;
  }

  .button,
  .hero-actions,
  .cta-actions {
    width: 100%;
  }

  .button {
    min-height: 46px;
    padding: 0 20px;
  }

  .hero-actions .button,
  .cta-actions .button {
    width: 100%;
  }

  .hero-facts,
  .feature-grid,
  .product-grid,
  .product-grid.wide,
  .blog-grid,
  .blog-grid.compact,
  .quality-flow,
  .footer-grid,
  .timeline,
  .quote-form {
    grid-template-columns: 1fr;
  }

  .logo-track {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(86%, 86%);
    grid-template-columns: none;
    gap: 14px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 4px;
  }

  .logo-track::-webkit-scrollbar {
    display: none;
  }

  .logo-card {
    min-height: 170px;
    scroll-snap-align: start;
  }

  .feature-card,
  .product-card,
  .blog-card a,
  .contact-panel,
  .quote-form,
  .guide-card,
  .timeline div,
  .quality-flow article,
  .article-cta {
    padding: var(--card-pad);
  }

  .article-body {
    padding: 48px 0 68px;
  }

  .article-hero h1 {
    font-size: 2rem;
  }

  .timeline div,
  .process-detail {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .contact-lines p {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .call-dialog {
    padding: 22px 20px;
  }

  .call-options {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    margin-top: 28px;
  }

  .site-footer {
    padding: 56px 0 28px;
  }
}

@media (max-width: 380px) {
  :root {
    --page-gutter: 24px;
    --card-pad: 22px;
  }

  .brand {
    gap: 8px;
  }

  .brand small {
    display: none;
  }
}