/* ============================================================
   Línea Cero · Estudio de arquitectura · Quito
   Style guide:
     ink      #161616
     chalk    #f3efe6
     concrete #d8d1c3
     oxblood  #7d1f1f
     graphite #4b4a46
   Typography:
     - Manrope / Archivo  : labels, captions, UI
     - Fraunces           : display titles, italic accents
   Grid: 12-col feeling, asymmetric, oversized margins, hairlines.
   ============================================================ */

:root {
  --ink: #161616;
  --chalk: #f3efe6;
  --concrete: #d8d1c3;
  --oxblood: #7d1f1f;
  --graphite: #4b4a46;
  --paper: #efeae0;
  --hairline: rgba(22, 22, 22, 0.18);
  --hairline-strong: rgba(22, 22, 22, 0.42);
  --pad-x: clamp(20px, 5vw, 64px);
  --pad-y: clamp(56px, 9vw, 128px);
  --serif: "Fraunces", "Times New Roman", Georgia, serif;
  --sans: "Manrope", "Archivo", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html {
  background: var(--chalk);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body {
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
  background: var(--chalk);
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: var(--chalk);
  padding: 10px 14px;
  z-index: 100;
}
.skip-link:focus { left: 12px; top: 12px; }

/* ----------------- NAV ----------------- */
.lc-nav {
  position: sticky;
  top: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
  padding: 16px var(--pad-x);
  background: rgba(243, 239, 230, 0.94);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--hairline);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
}
.lc-mark {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.lc-mark__sigil {
  display: inline-grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  width: 18px;
  height: 18px;
}
.lc-mark__sigil span {
  background: var(--ink);
  display: block;
}
.lc-mark__sigil span:nth-child(2) {
  background: var(--oxblood);
}
.lc-mark__name { font-weight: 700; letter-spacing: 0.14em; }
.lc-nav__links {
  display: flex;
  justify-content: center;
  gap: clamp(14px, 2.4vw, 36px);
}
.lc-nav__links a {
  position: relative;
  padding: 6px 0;
  color: var(--graphite);
  transition: color 0.2s;
}
.lc-nav__links a:hover { color: var(--ink); }
.lc-nav__meta {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--graphite);
}
.lc-dot {
  width: 4px;
  height: 4px;
  background: var(--oxblood);
  display: inline-block;
}

/* ----------------- HERO ----------------- */
.lc-hero {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: 0;
  border-bottom: 1px solid var(--hairline);
  background: var(--chalk);
}
.lc-hero__image {
  position: relative;
  border-right: 1px solid var(--hairline);
  background: var(--concrete);
  overflow: hidden;
}
.lc-hero__image img {
  width: 100%;
  height: 100%;
  min-height: 520px;
  object-fit: cover;
  filter: contrast(1.02) saturate(0.92);
}
.lc-hero__caption {
  position: absolute;
  left: 18px;
  bottom: 18px;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 8px 12px;
  background: var(--chalk);
  border: 1px solid var(--ink);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
}
.lc-hero__caption span:first-child { color: var(--oxblood); }

.lc-hero__type {
  padding: clamp(28px, 4.5vw, 72px) clamp(24px, 4.5vw, 64px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 48px;
  position: relative;
}
.lc-hero__type::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: var(--hairline);
}
.lc-eyebrow {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin: 0 0 24px;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--graphite);
}
.lc-eyebrow span:first-child { color: var(--oxblood); }

.lc-hero__title {
  font-family: var(--serif);
  font-weight: 350;
  font-size: clamp(3rem, 9.2vw, 9rem);
  line-height: 0.92;
  margin: 0;
  letter-spacing: -0.02em;
  color: var(--ink);
  display: flex;
  flex-direction: column;
  font-variation-settings: "opsz" 144;
}
.lc-line { display: block; }
.lc-line--italic {
  font-style: italic;
  color: var(--oxblood);
  font-weight: 300;
}
.lc-line--shift {
  padding-left: 1.4em;
}
.lc-line--shift em {
  font-style: italic;
  color: var(--graphite);
}

.lc-hero__foot {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) auto;
  gap: 36px;
  align-items: end;
  padding-top: 32px;
  border-top: 1px solid var(--hairline);
}
.lc-hero__lede {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.05rem, 1.4vw, 1.2rem);
  line-height: 1.45;
  font-weight: 350;
  color: var(--graphite);
  max-width: 46ch;
}

/* ----------------- CTA ----------------- */
.lc-cta {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: var(--ink);
  color: var(--chalk);
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 700;
  border: 1px solid var(--ink);
  transition: background 0.2s, color 0.2s, transform 0.2s;
}
.lc-cta:hover {
  background: var(--oxblood);
  border-color: var(--oxblood);
  transform: translate(2px, -2px);
}
.lc-cta--big {
  padding: 18px 22px;
  font-size: 13px;
}

/* ----------------- INDEX MARQUEE ----------------- */
.lc-index {
  background: var(--ink);
  color: var(--chalk);
  overflow: hidden;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}
.lc-index__row {
  display: flex;
  gap: 64px;
  padding: 18px var(--pad-x);
  font-family: var(--sans);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 600;
  white-space: nowrap;
  animation: lc-marquee 36s linear infinite;
}
.lc-index__row span {
  position: relative;
  padding-right: 64px;
}
.lc-index__row span::after {
  content: "✕";
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--oxblood);
  font-size: 10px;
}
@keyframes lc-marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ----------------- SECTION TAG ----------------- */
.lc-section-tag {
  margin: 0 0 28px;
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 14px;
}
.lc-section-tag span:first-child {
  color: var(--oxblood);
  border: 1px solid var(--ink);
  padding: 4px 6px;
}
.lc-section-tag--light { color: var(--chalk); }
.lc-section-tag--light span:first-child {
  color: var(--chalk);
  border-color: var(--chalk);
}

/* ----------------- APPROACH ----------------- */
.lc-approach {
  padding: var(--pad-y) var(--pad-x);
  border-bottom: 1px solid var(--hairline);
  background: var(--chalk);
}
.lc-approach__head {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: 48px;
  align-items: end;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--hairline);
}
.lc-approach__head h2 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(2.2rem, 5.6vw, 5rem);
  line-height: 0.96;
  letter-spacing: -0.015em;
  max-width: 14ch;
}
.lc-approach__intro {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.1rem;
  line-height: 1.55;
  color: var(--graphite);
  max-width: 44ch;
}
.lc-approach__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.lc-approach__item {
  padding: 56px 28px 32px 0;
  border-right: 1px solid var(--hairline);
  position: relative;
}
.lc-approach__item:last-child { border-right: none; padding-right: 0; }
.lc-approach__item:first-child { padding-left: 0; }
.lc-approach__item + .lc-approach__item { padding-left: 28px; }
.lc-num {
  margin: 0 0 28px;
  font-family: var(--sans);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--oxblood);
}
.lc-approach__item h3 {
  margin: 0 0 18px;
  font-family: var(--serif);
  font-weight: 350;
  font-size: clamp(1.6rem, 2.6vw, 2.4rem);
  line-height: 1;
  letter-spacing: -0.01em;
}
.lc-approach__item p:last-child {
  margin: 0;
  color: var(--graphite);
  font-size: 0.94rem;
  line-height: 1.6;
}

/* ----------------- INTER (image + plan) ----------------- */
.lc-inter {
  display: grid;
  grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
  border-bottom: 1px solid var(--hairline);
  background: var(--paper);
}
.lc-inter__figure {
  margin: 0;
  position: relative;
  overflow: hidden;
  border-right: 1px solid var(--hairline);
}
.lc-inter__figure img {
  width: 100%;
  height: 100%;
  min-height: 420px;
  object-fit: cover;
  filter: grayscale(0.15) contrast(1.04);
}
.lc-inter__plan {
  padding: clamp(28px, 4vw, 56px);
  display: flex;
  flex-direction: column;
  gap: 24px;
  background: var(--chalk);
  color: var(--ink);
}
.lc-plan__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--oxblood);
}
.lc-inter__plan svg {
  width: 100%;
  height: auto;
  color: var(--ink);
  border: 1px solid var(--hairline);
  padding: 12px;
  background: var(--chalk);
}
.lc-plan__meta {
  margin: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--hairline);
}
.lc-plan__meta div {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--hairline);
  font-size: 12px;
  letter-spacing: 0.06em;
}
.lc-plan__meta dt {
  margin: 0;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--graphite);
}
.lc-plan__meta dd {
  margin: 0;
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink);
}

/* ----------------- SERVICES ----------------- */
.lc-services {
  padding: var(--pad-y) var(--pad-x);
  border-bottom: 1px solid var(--hairline);
  background: var(--chalk);
}
.lc-services__head {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  align-items: end;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--hairline-strong);
}
.lc-services__head h2 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(2rem, 5vw, 4.4rem);
  line-height: 0.98;
  letter-spacing: -0.015em;
  max-width: 18ch;
}
.lc-services__list {
  display: grid;
  grid-template-columns: 1fr 1fr;
}
.lc-service {
  padding: 48px 36px 48px 0;
  border-bottom: 1px solid var(--hairline);
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 24px;
  align-items: start;
}
.lc-service:nth-child(odd) {
  padding-right: 48px;
  border-right: 1px solid var(--hairline);
}
.lc-service:nth-child(even) {
  padding-left: 48px;
}
.lc-service:nth-last-child(-n+2) { border-bottom: none; }
.lc-service__id {
  margin: 0;
  font-family: var(--serif);
  font-style: italic;
  font-size: 2rem;
  color: var(--oxblood);
  line-height: 1;
}
.lc-service h3 {
  margin: 0 0 14px;
  font-family: var(--serif);
  font-weight: 350;
  font-size: clamp(1.5rem, 2.4vw, 2.2rem);
  line-height: 1;
  letter-spacing: -0.01em;
}
.lc-service__desc {
  margin: 0 0 20px;
  color: var(--graphite);
  font-size: 0.96rem;
  line-height: 1.6;
  max-width: 44ch;
}
.lc-service__tags {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.lc-service__tags li {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 700;
  padding: 6px 10px;
  border: 1px solid var(--ink);
  color: var(--ink);
}

/* ----------------- PROCESS ----------------- */
.lc-process {
  padding: var(--pad-y) var(--pad-x);
  border-bottom: 1px solid var(--hairline);
  background: var(--paper);
}
.lc-process__head {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  align-items: end;
  gap: 48px;
  padding-bottom: 48px;
}
.lc-process__head h2 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(2rem, 5vw, 4.4rem);
  line-height: 0.98;
  letter-spacing: -0.015em;
  max-width: 22ch;
}
.lc-process__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--hairline-strong);
}
.lc-step {
  display: grid;
  grid-template-columns: 90px minmax(0, 1fr) auto;
  gap: 36px;
  align-items: baseline;
  padding: 32px 0;
  border-bottom: 1px solid var(--hairline);
  position: relative;
  transition: padding-left 0.3s;
}
.lc-step:hover { padding-left: 12px; }
.lc-step__num {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  color: var(--oxblood);
}
.lc-step__body h3 {
  margin: 0 0 8px;
  font-family: var(--serif);
  font-weight: 350;
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
}
.lc-step__body p {
  margin: 0;
  color: var(--graphite);
  font-size: 0.96rem;
  line-height: 1.55;
  max-width: 56ch;
}
.lc-step__tag {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--graphite);
  white-space: nowrap;
}

/* ----------------- BOARD ----------------- */
.lc-board {
  padding: var(--pad-y) var(--pad-x);
  border-bottom: 1px solid var(--hairline);
  background: var(--chalk);
}
.lc-board__head {
  padding-bottom: 40px;
  border-bottom: 1px solid var(--hairline);
}
.lc-board__head h2 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(2rem, 5vw, 4.4rem);
  line-height: 0.98;
  letter-spacing: -0.015em;
}
.lc-board__grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0;
  margin-top: 48px;
}
.lc-swatch {
  aspect-ratio: 3 / 4;
  border: 1px solid var(--hairline-strong);
  border-left: none;
  padding: 18px 16px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: var(--ink);
  position: relative;
  font-size: 11px;
  letter-spacing: 0.06em;
}
.lc-swatch:first-child { border-left: 1px solid var(--hairline-strong); }
.lc-swatch__id {
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-size: 10px;
  color: var(--ink);
}
.lc-swatch__name {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.05rem;
  line-height: 1.1;
  color: var(--ink);
}
.lc-swatch__note {
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--graphite);
  max-width: 18ch;
}
.lc-swatch--concrete { background: var(--concrete); }
.lc-swatch--wood     { background: #b5996f; }
.lc-swatch--stone    { background: #7d7669; color: var(--chalk); }
.lc-swatch--stone .lc-swatch__id,
.lc-swatch--stone .lc-swatch__name,
.lc-swatch--stone .lc-swatch__note { color: var(--chalk); }
.lc-swatch--metal    { background: #2a2a2c; color: var(--chalk); }
.lc-swatch--metal .lc-swatch__id,
.lc-swatch--metal .lc-swatch__name,
.lc-swatch--metal .lc-swatch__note { color: var(--chalk); }
.lc-swatch--ink      { background: var(--ink); color: var(--chalk); }
.lc-swatch--ink .lc-swatch__id,
.lc-swatch--ink .lc-swatch__name,
.lc-swatch--ink .lc-swatch__note { color: var(--chalk); }
.lc-swatch--ox       { background: var(--oxblood); color: var(--chalk); }
.lc-swatch--ox .lc-swatch__id,
.lc-swatch--ox .lc-swatch__name,
.lc-swatch--ox .lc-swatch__note { color: var(--chalk); }

/* ----------------- CONTACT ----------------- */
.lc-contact {
  background: var(--ink);
  color: var(--chalk);
  padding: var(--pad-y) var(--pad-x);
}
.lc-contact__frame {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: 64px;
  align-items: start;
  padding: clamp(32px, 4vw, 56px);
  border: 1px solid rgba(243, 239, 230, 0.18);
  position: relative;
}
.lc-contact__title {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(2.4rem, 7vw, 6.4rem);
  line-height: 0.92;
  letter-spacing: -0.02em;
  margin: 0;
  display: flex;
  flex-direction: column;
}
.lc-contact__title .lc-line--italic {
  font-style: italic;
  color: var(--concrete);
}
.lc-contact__lede {
  font-family: var(--serif);
  font-size: 1.1rem;
  line-height: 1.5;
  color: rgba(243, 239, 230, 0.78);
  margin: 0 0 32px;
  max-width: 38ch;
}
.lc-contact__rows {
  display: grid;
  gap: 0;
  border-top: 1px solid rgba(243, 239, 230, 0.22);
}
.lc-contact__row {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(243, 239, 230, 0.22);
  font-size: 12px;
  letter-spacing: 0.06em;
}
.lc-contact__row span:first-child {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-weight: 700;
  color: rgba(243, 239, 230, 0.6);
}
.lc-contact__row a {
  border-bottom: 1px solid var(--oxblood);
  padding-bottom: 1px;
}
.lc-contact .lc-cta--big {
  margin-top: 32px;
  background: var(--chalk);
  color: var(--ink);
  border-color: var(--chalk);
}
.lc-contact .lc-cta--big:hover {
  background: var(--oxblood);
  color: var(--chalk);
  border-color: var(--oxblood);
}

/* ----------------- FOOT ----------------- */
.lc-foot {
  padding: 32px var(--pad-x);
  background: var(--ink);
  color: rgba(243, 239, 230, 0.55);
  border-top: 1px solid rgba(243, 239, 230, 0.12);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.lc-foot p { margin: 0; }
.lc-foot a { color: var(--chalk); border-bottom: 1px solid var(--oxblood); }

/* ----------------- REVEAL ANIMATION (progressive) ----------------- */
.js-ready .lc-reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.js-ready .lc-reveal.is-in {
  opacity: 1;
  transform: none;
}

.js-ready .lc-reveal {
  opacity: 1 !important;
  transform: none !important;
}

@media (prefers-reduced-motion: reduce) {
  .lc-index__row { animation: none; }
  .js-ready .lc-reveal { opacity: 1; transform: none; transition: none; }
}

/* ----------------- RESPONSIVE ----------------- */
@media (max-width: 1100px) {
  .lc-approach__grid { grid-template-columns: repeat(2, 1fr); }
  .lc-approach__item {
    border-right: none;
    border-bottom: 1px solid var(--hairline);
    padding: 40px 24px 32px;
  }
  .lc-approach__item:nth-child(odd) { border-right: 1px solid var(--hairline); padding-left: 0; }
  .lc-approach__item:nth-child(even) { padding-right: 0; }
  .lc-approach__item:nth-last-child(-n+2) { border-bottom: none; }
  .lc-board__grid { grid-template-columns: repeat(3, 1fr); }
  .lc-swatch:nth-child(4) { border-left: 1px solid var(--hairline-strong); }
}

@media (max-width: 860px) {
  body { font-size: 14.5px; }
  .lc-nav { grid-template-columns: auto auto; gap: 16px; }
  .lc-nav__links { display: none; }
  .lc-nav__meta { justify-content: flex-end; }

  .lc-hero { grid-template-columns: 1fr; }
  .lc-hero__image { border-right: none; border-bottom: 1px solid var(--hairline); }
  .lc-hero__image img { min-height: 56svh; max-height: 64svh; }
  .lc-hero__type { padding: 36px var(--pad-x) 48px; gap: 28px; }
  .lc-hero__foot { grid-template-columns: 1fr; gap: 24px; }
  .lc-hero__title { font-size: clamp(2.8rem, 14vw, 4.6rem); }
  .lc-line--shift { padding-left: 0.8em; }

  .lc-approach__head,
  .lc-services__head,
  .lc-process__head { grid-template-columns: 1fr; gap: 16px; }

  .lc-services__list { grid-template-columns: 1fr; }
  .lc-service,
  .lc-service:nth-child(odd),
  .lc-service:nth-child(even) {
    padding: 32px 0;
    border-right: none;
  }
  .lc-service:nth-last-child(-n+2) { border-bottom: 1px solid var(--hairline); }
  .lc-service:last-child { border-bottom: none; }

  .lc-step {
    grid-template-columns: 56px 1fr;
    gap: 18px;
    padding: 24px 0;
  }
  .lc-step__tag {
    grid-column: 1 / -1;
    padding-left: 74px;
  }

  .lc-inter { grid-template-columns: 1fr; }
  .lc-inter__figure { border-right: none; border-bottom: 1px solid var(--hairline); }
  .lc-inter__figure img { min-height: 320px; }

  .lc-board__grid { grid-template-columns: repeat(2, 1fr); }
  .lc-swatch { border-left: none; }
  .lc-swatch:nth-child(odd) { border-left: 1px solid var(--hairline-strong); }

  .lc-contact__frame { grid-template-columns: 1fr; gap: 32px; }
  .lc-foot { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .lc-approach__grid { grid-template-columns: 1fr; }
  .lc-approach__item,
  .lc-approach__item:nth-child(odd),
  .lc-approach__item:nth-child(even) {
    border-right: none;
    padding: 28px 0;
  }
  .lc-board__grid { grid-template-columns: 1fr 1fr; }
  .lc-contact__row { grid-template-columns: 1fr; gap: 4px; }
}