/* =========================================================
   INMTEC — Variante C · "PLANO" (Blueprint técnico)
   Sistema visual: ingeniería de precisión, plano arquitectónico
   ========================================================= */

/* ---------- Custom properties ---------- */
:root {
  /* Superficies frías */
  --bg: #0a1420;
  --surface-1: #0e1a2a;
  --surface-2: #122336;

  /* Tinta */
  --ink: #e6edf5;
  --muted: #7d8ea3;

  /* Acentos */
  --accent: #4f8ef7;
  --accent-ink: #061020;      /* texto sobre acento */
  --teal: #37e0d0;            /* SOLO líneas de plano / detalles */
  --amber: #f2a03d;           /* SOLO alertas / badges */

  /* Líneas hairline */
  --line: rgba(125, 142, 163, 0.22);
  --line-strong: rgba(125, 142, 163, 0.4);
  --line-teal: rgba(55, 224, 208, 0.4);
  --glow-accent: rgba(79, 142, 247, 0.35);

  /* Blueprint grid */
  --grid-color: rgba(79, 142, 247, 0.06);
  --grid-teal: rgba(55, 224, 208, 0.05);
  --grid-size: 40px;

  /* Tipografía */
  --font-ui: "Space Grotesk", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", monospace;

  /* Ritmo */
  --pad-x: clamp(1.25rem, 5vw, 6rem);
  --section-y: clamp(5rem, 10vw, 9rem);
  --radius: 4px;
  --maxw: 1240px;

  /* Easings — nunca 'ease' ni transition:all */
  --e-out: cubic-bezier(0.22, 1, 0.36, 1);
  --e-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --e-snap: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- Reset base ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background-color: var(--bg);
  color: var(--ink);
  font-family: var(--font-ui);
  font-weight: 400;
  line-height: 1.6;
  letter-spacing: 0.005em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

h1, h2, h3 {
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0;
}

p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }

/* ---------- Accesibilidad ---------- */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  z-index: 200;
  background: var(--accent);
  color: var(--accent-ink);
  padding: 0.7rem 1.1rem;
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}
.skip-link:focus { left: 1rem; top: 1rem; }

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

/* ---------- Grilla blueprint global ---------- */
.blueprint-grid {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-color) 1px, transparent 1px),
    linear-gradient(var(--grid-teal) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-teal) 1px, transparent 1px);
  background-size:
    var(--grid-size) var(--grid-size),
    var(--grid-size) var(--grid-size),
    calc(var(--grid-size) * 5) calc(var(--grid-size) * 5),
    calc(var(--grid-size) * 5) calc(var(--grid-size) * 5);
  /* Viñeta para que el centro respire y no reste legibilidad */
  -webkit-mask-image: radial-gradient(ellipse at 50% 30%, #000 40%, rgba(0,0,0,0.35) 100%);
  mask-image: radial-gradient(ellipse at 50% 30%, #000 40%, rgba(0,0,0,0.35) 100%);
}

/* Contenido por encima de la grilla */
main, .nav, .footer { position: relative; z-index: 1; }

/* ---------- Utilidades tipográficas ---------- */
.kicker {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(0.7rem, 1.1vw, 0.8rem);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 1.1rem;
}

.mono-tag {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- Botones ---------- */
.btn {
  --_bg: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-ui);
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  position: relative;
  transition:
    background-color 0.4s var(--e-out),
    color 0.4s var(--e-out),
    border-color 0.4s var(--e-out),
    box-shadow 0.4s var(--e-out),
    transform 0.35s var(--e-snap);
}
.btn:active { transform: translateY(1px); }

.btn--primary {
  background-color: var(--accent);
  color: var(--accent-ink);
  font-weight: 700;
  box-shadow: 0 0 0 1px var(--accent), 0 8px 30px -12px var(--glow-accent);
}
.btn--primary:hover {
  background-color: #6aa1ff;
  box-shadow: 0 0 0 1px #6aa1ff, 0 12px 40px -10px var(--glow-accent);
  transform: translateY(-2px);
}

.btn--outline {
  background-color: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}
.btn--outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: inset 0 0 0 1px var(--accent);
  transform: translateY(-2px);
}

.btn--lg { padding: 1.05rem 2rem; font-size: 1.05rem; }
.btn--block { width: 100%; }

/* ---------- Layout de sección ---------- */
.section {
  max-width: var(--maxw);
  margin-inline: auto;
  padding: var(--section-y) var(--pad-x);
}

.section__head { max-width: 720px; margin-bottom: clamp(2.5rem, 5vw, 4rem); }

.section__title {
  font-size: clamp(1.9rem, 4vw, 3.1rem);
}

/* ---------- Cards genéricas ---------- */
.card {
  background: linear-gradient(180deg, var(--surface-1), var(--bg));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  position: relative;
}
/* Marcas de esquina tipo plano */
.card::before,
.card::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  border-color: var(--line-teal);
  border-style: solid;
  pointer-events: none;
  opacity: 0.7;
}
.card::before { top: 8px; left: 8px; border-width: 1px 0 0 1px; }
.card::after { bottom: 8px; right: 8px; border-width: 0 1px 1px 0; }

/* =========================================================
   NAV
   ========================================================= */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition:
    background-color 0.5s var(--e-out),
    border-color 0.5s var(--e-out),
    backdrop-filter 0.5s var(--e-out);
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background-color: rgba(10, 20, 32, 0.82);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--line);
}

.nav__inner {
  max-width: var(--maxw);
  margin-inline: auto;
  padding: 0.9rem var(--pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}
.nav__logo {
  width: 44px;
  height: 44px;
  border-radius: 6px;
  object-fit: cover;
  border: 1px solid var(--line);
}
.nav__wordmark {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.04em;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.2vw, 2rem);
}
.nav__links a:not(.nav__cta) {
  font-size: 0.92rem;
  color: var(--muted);
  position: relative;
  padding: 0.25rem 0;
  transition: color 0.35s var(--e-out);
}
.nav__links a:not(.nav__cta)::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 100%; height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--e-out);
}
.nav__links a:not(.nav__cta):hover { color: var(--ink); }
.nav__links a:not(.nav__cta):hover::after { transform: scaleX(1); }
.nav__cta { padding: 0.6rem 1.15rem; font-size: 0.88rem; }

/* Hamburguesa */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 44px; height: 44px;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
}
.nav__toggle-bar {
  width: 20px; height: 2px;
  background: var(--ink);
  transition: transform 0.4s var(--e-snap), opacity 0.3s var(--e-out);
}
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  position: relative;
  max-width: var(--maxw);
  margin-inline: auto;
  padding: clamp(8rem, 16vh, 12rem) var(--pad-x) clamp(4rem, 8vw, 6rem);
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero__coords {
  position: absolute;
  top: clamp(6rem, 12vh, 8.5rem);
  right: var(--pad-x);
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  align-items: flex-end;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--teal);
  opacity: 0.55;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}

.hero__title {
  font-size: clamp(2.6rem, 7vw, 6.5rem);
  margin: 0 0 1.5rem;
  max-width: 14ch;
}
/* Asimetría: acento en la última palabra vía degradado sutil */
.hero__sub {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: var(--muted);
  max-width: 46ch;
  margin-bottom: 2.2rem;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}
.hero__specs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.2rem;
}
.hero__specs .mono-tag {
  color: var(--teal);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
}

/* Blueprint del hero */
.hero__blueprint {
  position: relative;
  padding: 1.8rem 1.5rem 1.2rem;
  border: 1px solid var(--line-teal);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(18, 35, 54, 0.6), rgba(10, 20, 32, 0.3));
  margin: 0;
}
.hero__blueprint-label {
  position: absolute;
  top: -0.65rem;
  left: 1.2rem;
  background: var(--bg);
  padding: 0 0.6rem;
  color: var(--teal);
  font-size: 0.64rem;
}
.hero__blueprint-caption {
  display: block;
  text-align: right;
  margin-top: 0.4rem;
  font-size: 0.62rem;
  color: var(--muted);
}
.truss { width: 100%; height: auto; }

/* Estilo de líneas de plano (SVG) */
.member { stroke: var(--accent); stroke-width: 1.6; fill: none; stroke-linecap: round; }
.member--top { stroke: var(--teal); stroke-width: 2; }
.member--bottom { stroke: var(--accent); }
.node circle { fill: var(--bg); stroke: var(--teal); stroke-width: 1.6; }
.support line { stroke: var(--muted); stroke-width: 1.2; }
.support polygon { fill: none; stroke: var(--muted); stroke-width: 1.2; }

.dim line { stroke: var(--line-teal); stroke-width: 1; }
.dim .tick { stroke: var(--teal); stroke-width: 1.2; }
.dim text {
  fill: var(--teal);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  opacity: 0.85;
}
.annot {
  fill: var(--muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
}

.hero__scroll {
  align-self: center;
  margin-top: clamp(2.5rem, 5vw, 4rem);
  font-size: 0.66rem;
  color: var(--muted);
  animation: nudge 2.4s var(--e-in-out) infinite;
}
@keyframes nudge {
  0%, 100% { transform: translateY(0); opacity: 0.5; }
  50% { transform: translateY(6px); opacity: 1; }
}

/* =========================================================
   STATS
   ========================================================= */
.stats {
  border-block: 1px solid var(--line);
  background: linear-gradient(180deg, var(--surface-1), var(--bg));
}
.stats__grid {
  max-width: var(--maxw);
  margin-inline: auto;
  padding: clamp(3rem, 6vw, 4.5rem) var(--pad-x);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
}
.stat {
  padding: 1rem clamp(1rem, 2.5vw, 2rem);
  position: relative;
}
.stat + .stat::before {
  content: "";
  position: absolute;
  left: 0; top: 12%;
  height: 76%;
  width: 1px;
  background: var(--line);
}
.stat__num {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(2.6rem, 5.5vw, 4rem);
  line-height: 1;
  color: var(--ink);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.stat__label {
  margin-top: 0.8rem;
  font-size: 0.72rem;
  color: var(--muted);
  line-height: 1.4;
}

/* =========================================================
   SERVICIOS
   ========================================================= */
.services__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}
.service {
  padding: 1.8rem 1.6rem 2rem;
  display: flex;
  flex-direction: column;
  min-height: 260px;
  transition:
    border-color 0.45s var(--e-out),
    transform 0.5s var(--e-out),
    box-shadow 0.5s var(--e-out);
}
.service:hover {
  border-color: var(--line-teal);
  transform: translateY(-4px);
  box-shadow: 0 20px 50px -30px var(--glow-accent);
}
.service__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: auto;
}
.service__num {
  font-size: 0.85rem;
  color: var(--accent);
  letter-spacing: 0.1em;
}
.service__icon svg {
  width: 40px; height: 40px;
  stroke: var(--teal);
  transition: stroke 0.45s var(--e-out), transform 0.5s var(--e-snap);
}
.service:hover .service__icon svg {
  stroke: var(--accent);
  transform: scale(1.06);
}
.service__name {
  font-size: 1.2rem;
  margin: 1.5rem 0 0.6rem;
}
.service__desc {
  font-size: 0.92rem;
  color: var(--muted);
}

/* =========================================================
   MISIÓN & VISIÓN (asimetría)
   ========================================================= */
.mv__grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 1.5rem;
}
.mv__card {
  padding: clamp(2rem, 4vw, 3rem);
}
.mv__card:nth-child(2) {
  margin-top: clamp(0rem, 4vw, 3.5rem); /* asimetría vertical */
  background: linear-gradient(180deg, var(--surface-2), var(--surface-1));
}
.mv__text {
  font-size: clamp(1.05rem, 1.7vw, 1.35rem);
  line-height: 1.55;
  color: var(--ink);
  letter-spacing: -0.01em;
}

/* =========================================================
   VALORES
   ========================================================= */
.values__list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.value {
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: clamp(1.5rem, 3vw, 2.4rem);
  font-size: clamp(1.15rem, 2vw, 1.6rem);
  font-weight: 500;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  transition: background-color 0.45s var(--e-out), color 0.45s var(--e-out);
}
.value:hover { background-color: var(--surface-1); }
.value__idx {
  color: var(--accent);
  font-size: 0.7rem;
}
.value:hover .value__idx { color: var(--teal); }

/* =========================================================
   PROCESO
   ========================================================= */
.process__diagram {
  margin-bottom: clamp(2rem, 4vw, 3rem);
  opacity: 0.9;
}
.roof { width: 100%; height: auto; }

.process__steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  counter-reset: step;
}
.process__step {
  padding-top: 1.5rem;
  border-top: 1px solid var(--line-strong);
  position: relative;
}
.process__step::before {
  content: "";
  position: absolute;
  top: -1px; left: 0;
  width: 46px; height: 2px;
  background: var(--accent);
}
.process__num {
  display: block;
  font-size: 1.1rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}
.process__name { font-size: 1.15rem; margin-bottom: 0.5rem; }
.process__desc { font-size: 0.9rem; color: var(--muted); }

/* =========================================================
   PROYECTOS
   ========================================================= */
.projects__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.project { margin: 0; }
.project--wide { grid-column: span 3; } /* fila ancha, asimetría */

.project__ph {
  aspect-ratio: 16 / 9;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  background-color: var(--surface-1);
  background-image:
    linear-gradient(var(--grid-teal) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-teal) 1px, transparent 1px),
    linear-gradient(var(--grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
  background-size: 100px 100px, 100px 100px, 20px 20px, 20px 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.5s var(--e-out);
}
/* Cruz de encuadre central tipo plano */
.project__ph::before {
  content: "";
  position: absolute;
  inset: 12px;
  border: 1px dashed var(--line-teal);
  border-radius: 2px;
  opacity: 0.6;
}
.project:hover .project__ph { border-color: var(--line-teal); }
.project__ph-tag {
  position: relative;
  z-index: 1;
  color: var(--teal);
  font-size: 0.68rem;
  background: rgba(10, 20, 32, 0.6);
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--line-teal);
  border-radius: 2px;
}
.project__cap {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 0.2rem 0;
  flex-wrap: wrap;
}
.project__name { font-weight: 500; font-size: 1rem; }
.project__meta { font-size: 0.66rem; }

/* =========================================================
   CTA BAND
   ========================================================= */
.ctaband {
  border-block: 1px solid var(--line);
  background:
    radial-gradient(ellipse at 50% -20%, rgba(79, 142, 247, 0.14), transparent 60%),
    var(--surface-1);
}
.ctaband__inner {
  max-width: var(--maxw);
  margin-inline: auto;
  padding: clamp(4rem, 9vw, 7rem) var(--pad-x);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.ctaband__title {
  font-size: clamp(1.8rem, 4.5vw, 3.4rem);
  max-width: 18ch;
  margin: 0 auto 2.2rem;
}

/* =========================================================
   CONTACTO
   ========================================================= */
.contact__grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
.contact__lead {
  color: var(--muted);
  margin: 1.2rem 0 2rem;
  max-width: 38ch;
}
.contact__list { display: grid; gap: 1rem; }
.contact__list li {
  display: grid;
  grid-template-columns: 120px 1fr;
  align-items: center;
  gap: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}
.contact__k { color: var(--teal); font-size: 0.68rem; }
.contact__v { font-size: 1.05rem; }

/* Form */
.contact__form {
  padding: clamp(1.8rem, 3.5vw, 2.6rem);
  display: grid;
  gap: 1.3rem;
}
.field { display: grid; gap: 0.5rem; }
.field__label {
  color: var(--muted);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
}
.field__input {
  font-family: var(--font-ui);
  font-size: 0.98rem;
  color: var(--ink);
  background-color: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  transition:
    border-color 0.4s var(--e-out),
    box-shadow 0.4s var(--e-out),
    background-color 0.4s var(--e-out);
}
.field__input::placeholder { color: var(--muted); opacity: 0.6; }
.field__input:focus {
  outline: none;
  border-color: var(--accent);
  background-color: var(--surface-1);
  box-shadow: 0 0 0 1px var(--accent), 0 0 0 4px var(--glow-accent);
}
.field__input--area { resize: vertical; min-height: 110px; }
.contact__note { font-size: 0.62rem; margin-top: -0.3rem; }

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  border-top: 1px solid var(--line);
  padding: clamp(3.5rem, 7vw, 6rem) var(--pad-x) 2.5rem;
  max-width: var(--maxw);
  margin-inline: auto;
}
.footer__mark { overflow: hidden; }
.footer__wordmark {
  display: block;
  font-weight: 700;
  font-size: clamp(3.5rem, 16vw, 12rem);
  line-height: 0.9;
  letter-spacing: -0.03em;
  color: transparent;
  -webkit-text-stroke: 1px var(--line-strong);
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
  user-select: none;
}
.footer__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  padding-block: 2.5rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.footer__col { display: grid; gap: 0.5rem; align-content: start; }
.footer__col a { color: var(--muted); transition: color 0.35s var(--e-out); font-size: 0.95rem; }
.footer__col a:hover { color: var(--accent); }
.footer__k { color: var(--teal); margin-bottom: 0.4rem; font-size: 0.66rem; }
.footer__muted { color: var(--muted); font-size: 0.85rem; }
.footer__bottom {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 1.8rem;
  color: var(--muted);
  font-size: 0.82rem;
}

/* =========================================================
   SCROLL REVEAL
   ========================================================= */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.8s var(--e-out),
    transform 0.8s var(--e-out);
  will-change: opacity, transform;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
  will-change: auto;
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 960px) {
  .hero__grid { grid-template-columns: 1fr; gap: 3rem; }
  .hero__coords { display: none; }
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .stats__grid { grid-template-columns: repeat(2, 1fr); gap: 1px; }
  .stat + .stat::before { display: none; }
  .stat { border: 1px solid var(--line); margin: -0.5px; }
  .mv__grid { grid-template-columns: 1fr; }
  .mv__card:nth-child(2) { margin-top: 0; }
  .process__steps { grid-template-columns: repeat(2, 1fr); gap: 2rem 1.25rem; }
  .contact__grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  /* Nav mobile */
  .nav__toggle { display: flex; }
  .nav__links {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(80vw, 320px);
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 1.5rem;
    padding: 2rem var(--pad-x);
    background-color: rgba(10, 20, 32, 0.97);
    backdrop-filter: blur(16px);
    border-left: 1px solid var(--line);
    transform: translateX(100%);
    transition: transform 0.5s var(--e-snap);
    z-index: 90;
  }
  .nav__links.open { transform: translateX(0); }
  .nav__links a:not(.nav__cta) { font-size: 1.15rem; color: var(--ink); }
  .nav__cta { width: 100%; margin-top: 0.5rem; }

  .services__grid { grid-template-columns: 1fr; }
  .values__list { grid-template-columns: 1fr; }
  .projects__grid { grid-template-columns: 1fr; }
  .project--wide { grid-column: span 1; }
  .process__steps { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; gap: 0.5rem; }
  .contact__list li { grid-template-columns: 1fr; gap: 0.2rem; }
}

@media (max-width: 420px) {
  .stats__grid { grid-template-columns: 1fr; }
  .hero__actions .btn { flex: 1 1 100%; }
}

/* =========================================================
   REDUCED MOTION
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .hero__scroll { animation: none; }
}