/* Grupo Gaia S.A. — hoja de estilos única, tema claro. Sin dependencias externas. */

@font-face {
  font-family: "Saira";
  src: url("../fonts/saira.woff2") format("woff2");
  font-weight: 100 900;
  font-stretch: 50% 125%;
  font-style: normal;
  font-display: swap;
}

:root {
  --black: #16191C;
  --orange: #FF5A1F;
  --orange-hi: #FF7340;
  --orange-ink: #C2410C;      /* naranja para texto sobre blanco (contraste AA) */
  --orange-soft: #FFF1EA;
  --steel: #C5CBD1;
  --soft: #F3F5F7;            /* fondo de secciones alternas */
  --white: #FFFFFF;
  --text: #16191C;
  --muted: #555E67;
  --line: #E1E5E9;
  --wire: #C3CAD1;
  --fault: #D93036;
  --wrap: 1200px;
  --gutter: 28px;
  --cut: 12px;
  --shadow: 0 1px 2px rgba(22,25,28,.05), 0 8px 24px rgba(22,25,28,.06);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: "Saira", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--white);
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-underline-offset: 3px; text-decoration-color: var(--orange); }
a:hover { color: var(--orange-ink); }
:focus-visible { outline: 3px solid var(--orange); outline-offset: 3px; }

h1, h2, h3 { margin: 0; font-weight: 800; letter-spacing: -.005em; }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }

.skip { position: absolute; left: 8px; top: -60px; z-index: 50; background: var(--orange); color: var(--black); padding: 10px 14px; font-weight: 700; }
.skip:focus { top: 8px; }

.kicker { display: inline-flex; align-items: center; gap: 10px; color: var(--orange-ink); font-weight: 700; font-size: .9rem; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 14px; }
.kicker::before { content: ""; width: 26px; height: 3px; background: var(--orange); }
.lead { font-size: 1.16rem; color: var(--muted); max-width: 58ch; }

/* ---------- Botones: esquina cortada, como el logo ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 13px 24px 13px 20px;
  font-weight: 700; font-size: 1rem; line-height: 1.2; letter-spacing: .01em;
  text-decoration: none; border: 0; cursor: pointer;
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
  transition: background-color .15s ease, color .15s ease, box-shadow .15s ease;
}
.btn--sm { padding: 9px 18px 9px 14px; font-size: .95rem; }
.btn--signal { background: var(--orange); color: var(--black); }
.btn--signal:hover { background: var(--orange-hi); color: var(--black); }
.btn--dark { background: var(--black); color: #fff; }
.btn--dark:hover { background: #2A2F34; color: #fff; }
.btn--line { background: transparent; color: var(--black); box-shadow: inset 0 0 0 2px var(--black); clip-path: none; }
.btn--line:hover { background: var(--black); color: #fff; }
.actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }

.more { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; color: var(--black); text-decoration: none; }
.more::after { content: ""; width: 9px; height: 9px; border-top: 2.5px solid var(--orange); border-right: 2.5px solid var(--orange); transform: rotate(45deg); transition: transform .15s ease; }
a:hover .more::after, .more:hover::after { transform: translateX(4px) rotate(45deg); }

/* ---------- Cabecera clara ---------- */
.top { position: sticky; top: 0; z-index: 30; background: rgba(255,255,255,.96); border-bottom: 1px solid var(--line); backdrop-filter: saturate(1.4) blur(8px); }
.top__inner { display: flex; align-items: center; gap: 26px; height: 78px; }
.brand { margin-right: auto; flex-shrink: 0; }
.brand img { height: 44px; width: auto; }
.nav { display: flex; align-items: center; gap: 4px; }
.nav a { position: relative; padding: 8px 10px; color: #3C444C; text-decoration: none; font-weight: 600; font-size: .96rem; white-space: nowrap; }
.nav a:hover { color: var(--black); }
.nav a[aria-current="page"] { color: var(--black); }
.nav a[aria-current="page"]::after { content: ""; position: absolute; left: 10px; right: 10px; bottom: -2px; height: 3px; background: var(--orange); }
.top__urg { flex-shrink: 0; }

.menu { display: none; align-items: center; gap: 10px; background: none; border: 0; padding: 8px 4px; font: inherit; font-weight: 700; color: var(--black); cursor: pointer; }
.menu__bars, .menu__bars::before, .menu__bars::after { display: block; width: 22px; height: 2.5px; background: var(--black); transition: transform .2s ease, opacity .2s ease; }
.menu__bars { position: relative; }
.menu__bars::before, .menu__bars::after { content: ""; position: absolute; left: 0; }
.menu__bars::before { top: -7px; }
.menu__bars::after { top: 7px; }
.top.is-open .menu__bars { background: transparent; }
.top.is-open .menu__bars::before { transform: translateY(7px) rotate(45deg); }
.top.is-open .menu__bars::after { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 1120px) {
  .menu { display: inline-flex; order: 3; }
  .top__urg { order: 2; }
  .nav { display: none; position: absolute; left: 0; right: 0; top: 78px; flex-direction: column; align-items: stretch; gap: 0; background: #fff; border-bottom: 1px solid var(--line); box-shadow: 0 12px 24px rgba(22,25,28,.08); padding: 8px var(--gutter) 18px; }
  .top.is-open .nav { display: flex; }
  .nav a { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 1.05rem; }
  .nav a:last-child { border-bottom: 0; }
  .nav a[aria-current="page"] { color: var(--orange-ink); }
  .nav a[aria-current="page"]::after { display: none; }
}
@media (max-width: 520px) {
  .top__inner { gap: 14px; height: 68px; }
  .nav { top: 68px; }
  .brand img { height: 38px; }
  .menu__txt { display: none; }
  .top__urg { padding: 8px 14px 8px 12px; font-size: .88rem; }
}

/* ---------- Portada ---------- */
.hero { background: linear-gradient(180deg, #FFFFFF 0%, var(--soft) 100%); overflow: hidden; }
.hero__inner { display: grid; grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: center; padding-top: 72px; padding-bottom: 84px; }
.hero h1 { font-size: clamp(2.5rem, 5.2vw, 4.4rem); font-weight: 850; font-stretch: 92%; line-height: 1; letter-spacing: -.015em; max-width: 13ch; margin-bottom: 24px; }
.hero__media { position: relative; padding: 0 0 70px 0; }
.shot--hero { aspect-ratio: 16 / 10; width: 88%; }
.shot--hero2 { position: absolute; right: 0; bottom: 0; width: 42%; aspect-ratio: 4 / 3; border: 6px solid #fff; box-shadow: var(--shadow); }
.hero__badge { position: absolute; left: 24px; bottom: 26px; margin: 0; padding: 14px 20px; background: #fff; border-left: 5px solid var(--orange); box-shadow: var(--shadow); max-width: 50%; }
.hero__badge strong { display: block; font-size: 1.05rem; line-height: 1.2; }
.hero__badge span { display: block; color: var(--muted); font-size: .95rem; }
@media (max-width: 900px) {
  .hero__inner { grid-template-columns: 1fr; gap: 40px; padding-top: 48px; padding-bottom: 60px; }
}
@media (max-width: 560px) {
  .hero__media { padding-bottom: 96px; }
  .shot--hero { width: 100%; }
  .hero__badge { left: 0; bottom: 0; max-width: 56%; padding: 10px 14px; }
  .hero__badge strong { font-size: .95rem; }
  .shot--hero2 { width: 44%; border-width: 4px; }
}

/* ---------- Cabecera de página interior ---------- */
.phero { background: linear-gradient(180deg, #FFFFFF 0%, var(--soft) 100%); border-bottom: 1px solid var(--line); }
.phero__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; padding-top: 64px; padding-bottom: 72px; }
.phero h1 { font-size: clamp(2.2rem, 4.4vw, 3.6rem); font-weight: 850; font-stretch: 94%; line-height: 1.03; letter-spacing: -.012em; margin-bottom: 20px; max-width: 17ch; }
.phero--compact .wrap { padding-top: 64px; padding-bottom: 56px; }
.phero--compact h1 { max-width: 22ch; }
@media (max-width: 900px) { .phero__inner { grid-template-columns: 1fr; gap: 36px; padding-top: 44px; padding-bottom: 52px; } .phero--compact .wrap { padding-top: 44px; padding-bottom: 40px; } }

/* ---------- Diagrama unifilar (sobre blanco) ---------- */
.diagram { margin: 0; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); padding: 22px 22px 18px; }
.diagram svg { width: 100%; height: auto; max-width: 460px; margin: 0 auto; }
.diagram figcaption { margin-top: 10px; color: var(--muted); font-size: .92rem; border-top: 1px solid var(--line); padding-top: 12px; }
.dg-base, .dg-sym, .dg-cut path, .dg-live, .dg-blade { fill: none; stroke-linecap: square; stroke-linejoin: miter; }
.dg-base, .dg-sym { stroke: var(--wire); stroke-width: 3; }
.dg-sym { stroke: #6B747D; }
.dg-live { stroke: var(--orange); stroke-width: 3.6; stroke-dasharray: 1; }
.dg-label { fill: #3C444C; font-size: 14px; font-weight: 600; }
.dg-label--muted { fill: #6B747D; font-size: 13px; font-weight: 500; }
.dg-label--alert { fill: var(--fault); font-weight: 700; }
.dg-g { fill: var(--orange); font-size: 22px; font-weight: 800; }
.dg-contact { fill: #fff; stroke: #6B747D; stroke-width: 2.4; }
.dg-pivot { fill: #6B747D; }
.dg-cut path { stroke: var(--fault); stroke-width: 3.6; }
.dg-blade { stroke-width: 4.4; transform-box: view-box; transform-origin: 275px 262px; }

.dg-live--grid { stroke-dashoffset: 0; opacity: 0; }
.dg-live--gen, .dg-live--bus { stroke-dashoffset: 0; opacity: 1; }
.dg-cut { opacity: 1; }
.dg-gen circle { fill: rgba(255, 90, 31, .14); stroke: var(--orange); stroke-width: 3; }
.dg-blade { stroke: var(--orange); transform: rotate(37.4deg); }
.dg-load rect { fill: rgba(255, 90, 31, .14); stroke: var(--orange); stroke-width: 2; }

@media (prefers-reduced-motion: no-preference) {
  .diagram .dg-live--grid { animation: dgGrid 6.5s .5s ease both; }
  .diagram .dg-live--bus  { animation: dgBus 6.5s .5s ease both; }
  .diagram .dg-live--gen  { animation: dgGen 6.5s .5s ease both; }
  .diagram .dg-blade      { animation: dgBladeRot 6.5s .5s cubic-bezier(.6,0,.3,1) both, dgBladeColor 6.5s .5s linear both; }
  .diagram .dg-cut        { animation: dgCut 6.5s .5s ease both; }
  .diagram .dg-gen circle { animation: dgGenOn 6.5s .5s ease both; }
  .diagram .dg-g          { animation: dgGText 6.5s .5s ease both; }
  .diagram .dg-load rect  { animation: dgLoad 6.5s .5s ease both; }
}
@keyframes dgGrid { 0% { stroke-dashoffset: 1; opacity: 1; } 14% { stroke-dashoffset: 0; opacity: 1; } 42% { opacity: 1; } 46%, 100% { stroke-dashoffset: 0; opacity: 0; } }
@keyframes dgBus { 0%, 14% { stroke-dashoffset: 1; opacity: 1; } 26%, 44% { stroke-dashoffset: 0; opacity: 1; } 47%, 69.9% { stroke-dashoffset: 0; opacity: 0; } 70% { stroke-dashoffset: 1; opacity: 1; } 84%, 100% { stroke-dashoffset: 0; opacity: 1; } }
@keyframes dgGen { 0%, 56% { stroke-dashoffset: 1; } 67%, 100% { stroke-dashoffset: 0; } }
@keyframes dgBladeRot { 0%, 60% { transform: rotate(-37.4deg); } 68%, 100% { transform: rotate(37.4deg); } }
@keyframes dgBladeColor { 0% { stroke: var(--wire); } 15%, 44% { stroke: var(--orange); } 46%, 68% { stroke: var(--wire); } 70%, 100% { stroke: var(--orange); } }
@keyframes dgCut { 0%, 44% { opacity: 0; } 49%, 100% { opacity: 1; } }
@keyframes dgGenOn { 0%, 50% { fill: transparent; stroke: var(--wire); } 57%, 100% { fill: rgba(255, 90, 31, .14); stroke: var(--orange); } }
@keyframes dgGText { 0%, 50% { fill: var(--wire); } 57%, 100% { fill: var(--orange); } }
@keyframes dgLoad { 0%, 23% { fill: transparent; stroke: var(--wire); } 27%, 44% { fill: rgba(255, 90, 31, .14); stroke: var(--orange); } 47%, 82% { fill: transparent; stroke: var(--wire); } 86%, 100% { fill: rgba(255, 90, 31, .14); stroke: var(--orange); } }

/* ---------- Banda naranja ---------- */
.band { background: var(--orange); color: var(--black); }
.band__inner { display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px; padding-top: 32px; padding-bottom: 32px; }
.band h2 { font-size: 1.25rem; font-weight: 800; line-height: 1.2; margin-bottom: 6px; }
.band p { font-size: 1rem; font-weight: 500; }
@media (max-width: 820px) { .band__inner { grid-template-columns: 1fr; gap: 18px; } }

/* ---------- Secciones ---------- */
.section { padding: 92px 0; }
.section--soft { background: var(--soft); }
.section--tight { padding-top: 56px; }
@media (max-width: 760px) { .section { padding: 60px 0; } .section--tight { padding-top: 36px; } }
.section h2, .cta h2, .urgent h2 { font-size: clamp(1.8rem, 3.4vw, 2.7rem); font-weight: 820; font-stretch: 94%; line-height: 1.06; margin-bottom: 16px; max-width: 24ch; }
.section__head { max-width: 68ch; margin-bottom: 44px; }
.section__head p { color: var(--muted); font-size: 1.1rem; }
.section__head--row { max-width: none; display: flex; align-items: end; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.section__head--row h2 { margin-bottom: 0; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.split--center { align-items: center; }
.split > div > p { max-width: 58ch; color: var(--muted); }
.split .btn, .split .more { margin-top: 10px; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; gap: 36px; } }

/* Fotos */
.shot { margin: 0; overflow: hidden; background: #DDE2E6; aspect-ratio: 4 / 3; }
.shot img { width: 100%; height: 100%; object-fit: cover; display: block; }
.shot img.pos-top { object-position: center 30%; }
.shot img.pos-low { object-position: center 65%; }
.shot--wide { aspect-ratio: 16 / 10; }
.shot--tall { aspect-ratio: 4 / 5; max-height: 560px; width: 100%; }

/* Pliegue de chapa: el recurso del logo aplicado a fotos y tarjetas */
.fold { position: relative; clip-path: polygon(0 0, calc(100% - 34px) 0, 100% 34px, 100% 100%, 0 100%); }
.fold::after { content: ""; position: absolute; top: 0; right: 0; width: 34px; height: 34px; background: var(--orange); clip-path: polygon(0 0, 100% 100%, 0 100%); }
.card.fold::after { background: var(--steel); width: 28px; height: 28px; }
.card.fold { clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 0 100%); }

/* Las dos líneas en portada */
.lines { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.line { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); text-decoration: none; color: var(--text); transition: transform .2s ease, box-shadow .2s ease; }
.line:hover { color: var(--text); transform: translateY(-3px); box-shadow: 0 2px 4px rgba(22,25,28,.06), 0 16px 36px rgba(22,25,28,.10); }
.line .shot { aspect-ratio: 16 / 9; }
.line__body { padding: 26px 28px 30px; border-top: 5px solid var(--orange); display: flex; flex-direction: column; flex: 1; }
.line__k { color: var(--orange-ink); font-weight: 700; font-size: .9rem; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 6px; }
.line h3 { font-size: 1.6rem; line-height: 1.15; margin-bottom: 10px; }
.line p { color: var(--muted); flex: 1; }
.line .more { margin-top: 18px; }
@media (max-width: 860px) { .lines { grid-template-columns: 1fr; } }

/* Mosaico de obras */
.tiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.tile { display: block; margin: 0; background: #fff; border: 1px solid var(--line); text-decoration: none; color: var(--text); transition: transform .2s ease, box-shadow .2s ease; }
a.tile:hover { color: var(--text); transform: translateY(-3px); box-shadow: var(--shadow); }
.tile .shot { aspect-ratio: 4 / 3; }
.tile__k { display: block; padding: 18px 20px 0; color: var(--orange-ink); font-weight: 700; font-size: .82rem; letter-spacing: .08em; text-transform: uppercase; }
.tile h3 { padding: 4px 20px 20px; font-size: 1.2rem; line-height: 1.25; }
.tile figcaption { padding: 14px 18px 16px; color: var(--muted); font-size: .96rem; }
@media (max-width: 860px) { .tiles { grid-template-columns: 1fr; } }

/* Tarjetas de servicio */
.core { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.card { background: #fff; padding: 30px 30px 28px; border: 1px solid var(--line); border-top: 4px solid var(--black); box-shadow: var(--shadow); }
.section--soft .card { box-shadow: none; }
.card__n { display: block; color: var(--orange-ink); font-weight: 800; font-size: .95rem; letter-spacing: .06em; margin-bottom: 10px; }
.card h3 { font-size: 1.4rem; line-height: 1.2; margin-bottom: 12px; }
.card__scope { color: var(--muted); font-size: .97rem; border-top: 1px solid var(--line); padding-top: 14px; margin-top: 14px; }
@media (max-width: 900px) { .core { grid-template-columns: 1fr; } }

/* Lista con marcas */
.ticks { list-style: none; margin: 0 0 26px; padding: 0; }
.ticks li { position: relative; padding: 8px 0 8px 28px; }
.ticks li::before { content: ""; position: absolute; left: 2px; top: 16px; width: 11px; height: 6px; border-left: 2.5px solid var(--orange); border-bottom: 2.5px solid var(--orange); transform: rotate(-45deg); }

/* Franja de urgencias */
.urgent { background: var(--orange); color: var(--black); }
.urgent__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px 40px; flex-wrap: wrap; padding-top: 44px; padding-bottom: 44px; }
.urgent h2 { margin-bottom: 6px; }
.urgent p { font-size: 1.1rem; font-weight: 500; }

/* Llamada final */
.cta { display: grid; grid-template-columns: 1.2fr auto; gap: 32px 48px; align-items: center; background: var(--soft); border-left: 6px solid var(--orange); padding: 44px 48px; }
.cta p { color: var(--muted); font-size: 1.1rem; max-width: 60ch; }
.cta__actions { display: flex; flex-wrap: wrap; gap: 14px; }
.section--soft .cta { background: #fff; }
@media (max-width: 860px) { .cta { grid-template-columns: 1fr; padding: 32px 26px; } }

/* Planes de mantenimiento */
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
.plan { position: relative; display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line); border-top: 4px solid var(--black); padding: 30px 28px; box-shadow: var(--shadow); }
.plan--top { border: 2px solid var(--orange); border-top-width: 4px; }
.plan__flag { position: absolute; top: -14px; right: 20px; background: var(--orange); color: var(--black); font-weight: 700; font-size: .8rem; letter-spacing: .06em; text-transform: uppercase; padding: 4px 12px; }
.plan h3 { font-size: 1.45rem; margin-bottom: 16px; }
.plan ul { list-style: none; margin: 0 0 28px; padding: 0; flex: 1; }
.plan li { position: relative; padding: 10px 0 10px 26px; border-top: 1px solid var(--line); }
.plan li::before { content: ""; position: absolute; left: 2px; top: 18px; width: 11px; height: 6px; border-left: 2.5px solid var(--orange); border-bottom: 2.5px solid var(--orange); transform: rotate(-45deg); }
.plan .btn { align-self: flex-start; }
@media (max-width: 900px) { .plans { grid-template-columns: 1fr; } }

/* Sectores */
.sectors { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.sectors li { background: #fff; border: 1px solid var(--line); border-top: 4px solid var(--orange); padding: 24px 22px; }
.sectors h3 { font-size: 1.15rem; line-height: 1.25; margin-bottom: 8px; }
.sectors p { color: var(--muted); font-size: .98rem; }
@media (max-width: 960px) { .sectors { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .sectors { grid-template-columns: 1fr; } }

/* Pasos */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; counter-reset: paso; }
.steps li { counter-increment: paso; border-top: 3px solid var(--black); padding-top: 18px; }
.steps li::before { content: counter(paso, decimal-leading-zero); display: block; margin-bottom: 8px; color: var(--orange-ink); font-size: 1.6rem; font-weight: 850; line-height: 1; }
.steps h3 { font-size: 1.15rem; line-height: 1.25; margin-bottom: 8px; }
.steps p { color: var(--muted); font-size: .98rem; }
@media (max-width: 960px) { .steps { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }

/* Trayectoria */
.facts { margin: 0; }
.facts div { display: grid; grid-template-columns: 190px 1fr; gap: 20px; align-items: baseline; padding: 18px 0; border-top: 1px solid var(--line); }
.facts div:last-child { border-bottom: 1px solid var(--line); }
.facts dt { font-size: 1.5rem; font-weight: 850; line-height: 1.1; }
.facts dd { margin: 0; color: var(--muted); }
@media (max-width: 480px) { .facts div { grid-template-columns: 1fr; gap: 4px; } }

/* Contacto */
.contacts { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.contacts li { background: #fff; border: 1px solid var(--line); border-top: 4px solid var(--black); padding: 24px 24px 22px; box-shadow: var(--shadow); }
.contacts li.contacts__urg { border-top-color: var(--orange); background: var(--orange-soft); }
.contacts__k { display: block; color: var(--orange-ink); font-weight: 700; font-size: .84rem; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 8px; }
.contacts__v { display: block; font-size: 1.22rem; font-weight: 750; line-height: 1.25; margin-bottom: 8px; overflow-wrap: anywhere; text-decoration: none; }
a.contacts__v:hover { color: var(--orange-ink); text-decoration: underline; }
.contacts p { color: var(--muted); font-size: .96rem; }
@media (max-width: 960px) { .contacts { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .contacts { grid-template-columns: 1fr; } }

/* Obras realizadas */
.case { display: grid; grid-template-columns: 320px 1fr; gap: 40px; align-items: start; padding: 48px 0; border-top: 1px solid var(--line); scroll-margin-top: 96px; }
.case:first-of-type { border-top: 0; padding-top: 0; }
.case__text { position: sticky; top: 110px; }
.case__text h2 { font-size: 1.7rem; line-height: 1.15; margin-bottom: 12px; }
.case__text p { color: var(--muted); }
.case__gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.case__gallery--one { grid-template-columns: 1fr; }
.shot--big { grid-column: 1 / -1; aspect-ratio: 16 / 8; }
@media (max-width: 860px) { .case { grid-template-columns: 1fr; gap: 18px; } .case__text { position: static; } .shot--big { aspect-ratio: 16 / 10; } }

/* Pie claro */
.foot { background: var(--soft); border-top: 1px solid var(--line); color: var(--muted); font-size: .96rem; }
.foot__grid { display: grid; grid-template-columns: 1.4fr 1fr 1.2fr 1fr; gap: 36px; padding-top: 56px; padding-bottom: 40px; }
.foot__brand img { height: 46px; width: auto; margin-bottom: 16px; }
.foot__brand p { max-width: 36ch; }
.foot__h { font-size: .84rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--black); margin-bottom: 14px; }
.foot__list { list-style: none; margin: 0; padding: 0; }
.foot__list li { padding: 4px 0; }
.foot__list a { text-decoration: none; }
.foot__list a:hover { text-decoration: underline; color: var(--black); }
.foot .btn { margin-top: 12px; }
.foot__bar { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; padding-top: 18px; padding-bottom: 22px; border-top: 1px solid var(--line); font-size: .9rem; }
.foot__bar p { margin: 0; }
.foot strong { color: var(--black); }
@media (max-width: 960px) { .foot__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .foot__grid { grid-template-columns: 1fr; gap: 28px; } }

/* 404 */
.notfound { min-height: 62vh; display: flex; align-items: center; background: linear-gradient(180deg, #FFFFFF 0%, var(--soft) 100%); padding: 72px 0; }
.notfound h1 { font-size: clamp(2rem, 4.5vw, 3.4rem); font-weight: 850; line-height: 1.05; margin-bottom: 18px; }

@media (max-width: 480px) { :root { --gutter: 18px; } }

/* Galerías verticales y datos de cada obra */
.case__gallery--tall3 { grid-template-columns: repeat(3, 1fr); }
.case__gallery--tall2 { grid-template-columns: repeat(2, 1fr); }
.case__gallery--tall3 .shot, .case__gallery--tall2 .shot { aspect-ratio: 3 / 4; }
.case__facts { margin: 22px 0 0; }
.case__facts div { display: grid; grid-template-columns: 76px 1fr; gap: 12px; align-items: baseline; padding: 10px 0; border-top: 1px solid var(--line); }
.case__facts dt { font-size: 1.45rem; font-weight: 850; line-height: 1; color: var(--black); }
.case__facts dd { margin: 0; color: var(--muted); font-size: .95rem; line-height: 1.35; }
.case__text .more { margin-top: 16px; }
@media (max-width: 560px) { .case__gallery--tall3 { grid-template-columns: 1fr 1fr; } }
.tiles--4 { grid-template-columns: repeat(4, 1fr); gap: 20px; }
@media (max-width: 1020px) { .tiles--4 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .tiles--4 { grid-template-columns: 1fr; } }
.actions .more { align-self: center; }
.sectors--2 { grid-template-columns: repeat(2, 1fr); }
.sectors li { scroll-margin-top: 100px; }
@media (max-width: 760px) { .sectors--2 { grid-template-columns: 1fr; } }
.clients { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.clients li { display: flex; align-items: center; min-height: 76px; padding: 14px 20px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); font-weight: 700; font-size: 1.02rem; line-height: 1.25; color: #2B3138; }
@media (max-width: 900px) { .clients { grid-template-columns: 1fr 1fr; } }