/* =============================================================
   CONSTRUCCIONES Y PAVIMENTOS BRAYMAR — styles.css
   Arquetipo: Industrial / Gradiente reactivo al cursor
   ============================================================= */

/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  /* superficies */
  --bg:        #0A0D10;
  --bg-2:      #0F141A;
  --bg-3:      #161E26;
  --bg-card:   rgba(22, 30, 38, 0.72);

  /* tinta */
  --ink:       #F1F5F8;
  --ink-2:     #C3CDD6;
  --mute:      #8D9BA7;
  --dim:       #5B6873;

  /* acentos (del logotipo) */
  --accent:    #35A8E0;
  --accent-hi: #6FC8F2;
  --accent-lo: #1B4F72;
  --sand:      #D6A94F;

  /* líneas */
  --line:      rgba(241, 245, 248, 0.10);
  --line-2:    rgba(241, 245, 248, 0.18);

  /* tipografía */
  --display: "Archivo", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --sans:    "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono:    "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  /* easings */
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:     cubic-bezier(0.7, 0, 0.84, 0);
  --ease-soft:   cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);

  /* medidas */
  --maxw:   1320px;
  --gutter: clamp(1.25rem, 5vw, 4rem);
  --nav-h:  76px;
}

@property --sweep {
  syntax: "<percentage>";
  inherits: false;
  initial-value: 0%;
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }

html {
  -webkit-text-size-adjust: 100%;
  tab-size: 2;
  overflow-x: clip;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 20px);
  background: var(--bg);
}

body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-2);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
  min-height: 100svh;
}

img, svg, video, canvas { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
ul { list-style: none; padding: 0; }

h1, h2, h3, h4 {
  font-family: var(--display);
  color: var(--ink);
  text-wrap: balance;
  line-height: 1.02;
  letter-spacing: -0.03em;
  font-weight: 800;
}

::selection { background: var(--accent); color: #04080b; }

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

.skip-link {
  position: fixed; top: -120px; left: 1rem;
  padding: .7rem 1.1rem;
  background: var(--accent); color: #04080b;
  font-weight: 600; z-index: 9999; border-radius: 4px;
}
.skip-link:focus { top: 1rem; }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* =============================================================
   3. Capas de fondo — gradiente reactivo + grano
   ============================================================= */
.mesh {
  position: fixed;
  inset: -10vmax;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(circle 40vmax at var(--mx, 50%) var(--my, 38%),
      rgba(53, 168, 224, 0.20), transparent 62%),
    radial-gradient(circle 32vmax at calc(var(--mx, 50%) + 16%) calc(var(--my, 38%) + 20%),
      rgba(27, 79, 114, 0.28), transparent 60%),
    radial-gradient(circle 26vmax at calc(var(--mx, 50%) - 14%) calc(var(--my, 38%) - 12%),
      rgba(214, 169, 79, 0.10), transparent 58%);
  filter: blur(30px);
  will-change: background;
}

.grain {
  position: fixed; inset: 0; z-index: 1;
  pointer-events: none; opacity: .28;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.42'/%3E%3C/svg%3E");
}

/* la retícula técnica de fondo */
.gridlines {
  position: fixed; inset: 0; z-index: 0;
  pointer-events: none; opacity: .5;
  background-image:
    linear-gradient(to right, rgba(241,245,248,.035) 1px, transparent 1px);
  background-size: calc(100% / 6) 100%;
  mask-image: linear-gradient(to bottom, transparent, #000 12%, #000 88%, transparent);
}

.site-header, main, .site-footer, .wa-float { position: relative; z-index: 3; }

/* =============================================================
   4. Utilidades
   ============================================================= */
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: clamp(4.5rem, 11vw, 9rem); position: relative; }
.section--tight { padding-block: clamp(3rem, 7vw, 5.5rem); }

.eyebrow {
  font-family: var(--mono);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: .75rem;
}
.eyebrow::before {
  content: "";
  width: 26px; height: 1px;
  background: var(--accent);
  flex: none;
}

.section-head {
  display: grid;
  gap: 1.4rem;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.section-title {
  font-size: clamp(2rem, 5.2vw, 3.9rem);
  max-width: 20ch;
}
.section-lead {
  max-width: 58ch;
  font-size: clamp(1rem, 1.5vw, 1.14rem);
  color: var(--mute);
}

.rule { height: 1px; background: var(--line); border: 0; }

/* =============================================================
   5. Botones
   ============================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  padding: 1rem 1.7rem;
  font-family: var(--display);
  font-weight: 600;
  font-size: .93rem;
  letter-spacing: .01em;
  border-radius: 2px;
  position: relative;
  overflow: hidden;
  transition: transform .4s var(--ease-out), background-color .35s var(--ease-out),
              color .35s var(--ease-out), border-color .35s var(--ease-out);
  white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; flex: none; }

.btn--primary {
  background: var(--accent);
  color: #04080b;
}
.btn--primary:hover { background: var(--accent-hi); transform: translateY(-2px); }

.btn--ghost {
  border: 1px solid var(--line-2);
  color: var(--ink);
  background: rgba(241, 245, 248, 0.02);
}
.btn--ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.btn--wa { background: #25D366; color: #04240f; }
.btn--wa:hover { background: #3ee57c; transform: translateY(-2px); }

/* botón flotante WhatsApp */
.wa-float {
  position: fixed;
  right: clamp(1rem, 3vw, 2rem);
  bottom: clamp(1rem, 3vw, 2rem);
  z-index: 60;
  width: 56px; height: 56px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: #25D366;
  color: #04240f;
  box-shadow: 0 10px 34px rgba(37, 211, 102, .34), 0 2px 8px rgba(0,0,0,.4);
  transition: transform .45s var(--ease-bounce), box-shadow .4s var(--ease-out);
}
.wa-float svg { width: 28px; height: 28px; }
.wa-float:hover { transform: scale(1.09) translateY(-2px); }

/* =============================================================
   6. Navegación
   ============================================================= */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background-color .45s var(--ease-out), border-color .45s var(--ease-out),
              backdrop-filter .45s var(--ease-out);
  border-bottom: 1px solid transparent;
}
.site-header.is-stuck {
  background: rgba(10, 13, 16, 0.86);
  border-bottom-color: var(--line);
  backdrop-filter: blur(14px) saturate(150%);
  -webkit-backdrop-filter: blur(14px) saturate(150%);
}

.nav-inner {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand { display: flex; align-items: center; gap: .8rem; }
.brand img { width: 42px; height: 42px; object-fit: contain; }
.brand-text { display: grid; line-height: 1.05; }
.brand-name {
  font-family: var(--display);
  font-weight: 800;
  font-size: 1.06rem;
  letter-spacing: .04em;
  color: var(--ink);
}
.brand-sub {
  font-family: var(--mono);
  font-size: .58rem;
  letter-spacing: .17em;
  text-transform: uppercase;
  color: var(--dim);
}

.nav-links { display: none; align-items: center; gap: 2.1rem; }
.nav-link {
  font-size: .82rem;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-2);
  position: relative;
  padding-block: .4rem;
  transition: color .3s var(--ease-out);
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .45s var(--ease-out);
}
.nav-link:hover { color: var(--ink); }
.nav-link:hover::after,
.nav-link.is-current::after { transform: scaleX(1); transform-origin: left; }
.nav-link.is-current { color: var(--ink); }

.nav-actions { display: flex; align-items: center; gap: .8rem; }
.nav-cta { display: none; }

/* botón hamburguesa */
.nav-toggle {
  width: 44px; height: 44px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-2);
  border-radius: 2px;
}
.nav-toggle i {
  display: block;
  width: 18px; height: 1.5px;
  background: var(--ink);
  transition: transform .4s var(--ease-out), opacity .3s var(--ease-out);
}
.nav-toggle i + i { margin-top: 5px; }
.nav-toggle[aria-expanded="true"] i:nth-of-type(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] i:nth-of-type(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] i:nth-of-type(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* panel móvil */
.nav-panel {
  position: fixed;
  inset: var(--nav-h) 0 auto 0;
  z-index: 49;
  background: rgba(10, 13, 16, 0.97);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
  padding: 1.6rem var(--gutter) 2.2rem;
  display: grid;
  gap: .3rem;
  transform: translateY(-14px);
  opacity: 0;
  visibility: hidden;
  transition: transform .45s var(--ease-out), opacity .35s var(--ease-out), visibility .35s;
}
.nav-panel.is-open { transform: none; opacity: 1; visibility: visible; }
.nav-panel a {
  font-family: var(--display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--ink);
  padding-block: .7rem;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}
.nav-panel a span {
  font-family: var(--mono);
  font-size: .62rem;
  color: var(--dim);
  letter-spacing: .18em;
}
.nav-panel .btn {
  margin-top: 1.4rem;
  font-size: .93rem;
  font-weight: 600;
  border-bottom: 0;
  justify-content: center;
  padding-block: 1rem;
}

/* =============================================================
   7. Hero
   ============================================================= */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  padding-top: calc(var(--nav-h) + 3rem);
  padding-bottom: clamp(4.5rem, 6vw, 4.5rem);
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.hero-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: 62% 48%;
  filter: saturate(.9) contrast(1.06) brightness(.95);
  transform: scale(1.06);
  will-change: transform;
}
.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(10,13,16,.78) 0%, rgba(10,13,16,.18) 30%, rgba(10,13,16,.62) 74%, var(--bg) 100%),
    linear-gradient(94deg, rgba(10,13,16,.94) 0%, rgba(10,13,16,.72) 34%, rgba(10,13,16,.18) 66%, rgba(10,13,16,.05) 100%);
}

.hero-inner {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: grid;
  gap: clamp(1.1rem, 2.2vw, 1.9rem);
}

.hero-coords {
  font-family: var(--mono);
  font-size: .66rem;
  letter-spacing: .2em;
  color: var(--dim);
  text-transform: uppercase;
}

.hero-title {
  font-size: clamp(1.95rem, 6.2vw, 5.5rem);
  line-height: .95;
  letter-spacing: -0.042em;
  font-weight: 800;
  display: grid;
  gap: .03em;
  text-wrap: nowrap;
}
.hero-line {
  display: block;
  position: relative;
  width: fit-content;
  transition: color .4s var(--ease-out);
}
.hero-line::after {
  content: "";
  position: absolute;
  left: 0; bottom: .08em;
  height: .055em;
  width: 100%;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .6s var(--ease-out);
}
.hero-line:hover { color: var(--accent-hi); }
.hero-line:hover::after { transform: scaleX(1); }
.hero-title .dot { color: var(--accent); }

.hero-sub {
  max-width: 46ch;
  font-size: clamp(1rem, 1.6vw, 1.16rem);
  color: var(--ink-2);
}

.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; }

.hero-foot {
  margin-top: clamp(.6rem, 2vw, 1.4rem);
  padding-top: 1.3rem;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 1rem;
}
.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem .4rem;
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--mute);
}
.hero-tags li {
  border: 1px solid var(--line);
  padding: .35rem .7rem;
  border-radius: 2px;
  background: rgba(10, 13, 16, .35);
}

.scroll-cue {
  display: none;
  font-family: var(--mono);
  font-size: .62rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--dim);
  align-items: center;
  gap: .7rem;
}
.scroll-cue i {
  display: block;
  width: 1px; height: 34px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: cueDrop 2.4s var(--ease-soft) infinite;
}
@keyframes cueDrop {
  0%   { transform: scaleY(0); transform-origin: top; }
  45%  { transform: scaleY(1); transform-origin: top; }
  55%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* hero interno de páginas secundarias */
.pagehero {
  position: relative;
  padding-top: calc(var(--nav-h) + clamp(4rem, 11vw, 8rem));
  padding-bottom: clamp(2.5rem, 6vw, 4.5rem);
}
.pagehero-inner { display: grid; gap: 1.5rem; }
.pagehero h1 {
  font-size: clamp(2.6rem, 8vw, 6rem);
  letter-spacing: -0.04em;
  line-height: .95;
}
.pagehero p { max-width: 56ch; color: var(--mute); font-size: clamp(1rem, 1.5vw, 1.14rem); }

/* =============================================================
   8. Manifiesto
   ============================================================= */
.manifesto { text-align: center; }
.manifesto-text {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(1.35rem, 3.1vw, 2.35rem);
  line-height: 1.32;
  letter-spacing: -0.02em;
  color: var(--ink);
  max-width: 26ch;
  margin-inline: auto;
  text-wrap: balance;
}
.manifesto-text em { font-style: normal; color: var(--accent); }
.manifesto .eyebrow { justify-content: center; margin-bottom: 2rem; }
.manifesto .eyebrow::before { display: none; }
.manifesto-sign {
  margin-top: 2.2rem;
  font-family: var(--mono);
  font-size: .7rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--dim);
}

/* =============================================================
   9. Servicios (lista expandible)
   ============================================================= */
.svc-list { border-top: 1px solid var(--line); }

.svc {
  border-bottom: 1px solid var(--line);
  position: relative;
}
.svc::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(53, 168, 224, .07), transparent 70%);
  opacity: 0;
  transition: opacity .45s var(--ease-out);
  pointer-events: none;
}
.svc:hover::before, .svc[open]::before { opacity: 1; }

.svc summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  padding-block: clamp(1.3rem, 2.6vw, 2rem);
  position: relative;
}
.svc summary::-webkit-details-marker { display: none; }

.svc-num {
  font-family: var(--mono);
  font-size: .72rem;
  color: var(--accent);
  letter-spacing: .1em;
  padding-top: .35em;
  align-self: start;
}
.svc-heading { display: grid; gap: .35rem; }
.svc-title {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.4rem, 3.6vw, 2.6rem);
  letter-spacing: -0.03em;
  line-height: 1.04;
  color: var(--ink);
  transition: transform .5s var(--ease-out), color .4s var(--ease-out);
}
.svc:hover .svc-title { transform: translateX(9px); color: var(--accent-hi); }
.svc-lead {
  font-size: .93rem;
  color: var(--mute);
  max-width: 44ch;
  transition: transform .5s var(--ease-out);
}
.svc:hover .svc-lead { transform: translateX(9px); }

.svc-plus {
  width: 38px; height: 38px;
  border: 1px solid var(--line-2);
  border-radius: 50%;
  display: grid;
  place-items: center;
  position: relative;
  flex: none;
  transition: border-color .4s var(--ease-out), background-color .4s var(--ease-out),
              transform .5s var(--ease-out);
}
.svc-plus::before, .svc-plus::after {
  content: "";
  position: absolute;
  background: var(--ink);
  transition: transform .5s var(--ease-out), background-color .4s var(--ease-out);
}
.svc-plus::before { width: 13px; height: 1.5px; }
.svc-plus::after  { width: 1.5px; height: 13px; }
.svc:hover .svc-plus { border-color: var(--accent); transform: rotate(90deg); }
.svc[open] .svc-plus { background: var(--accent); border-color: var(--accent); }
.svc[open] .svc-plus::before,
.svc[open] .svc-plus::after { background: #04080b; }
.svc[open] .svc-plus::after { transform: scaleY(0); }

.svc-body { padding-bottom: clamp(1.6rem, 3.5vw, 2.8rem); }
.svc[open] .svc-body { animation: svcIn .55s var(--ease-out) both; }
@keyframes svcIn {
  from { opacity: 0; transform: translateY(-14px); }
  to   { opacity: 1; transform: none; }
}
.svc-body-inner {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  padding-left: 0;
}
.svc-copy p { color: var(--ink-2); max-width: 62ch; }
.svc-points {
  margin-top: 1.4rem;
  display: grid;
  gap: .55rem;
}
.svc-points li {
  font-family: var(--mono);
  font-size: .78rem;
  letter-spacing: .04em;
  color: var(--mute);
  display: flex;
  gap: .7rem;
  align-items: baseline;
}
.svc-points li::before {
  content: "";
  width: 5px; height: 5px;
  background: var(--accent);
  flex: none;
  transform: translateY(-2px);
}
.svc-media {
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--bg-2);
}
.svc-media img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  filter: saturate(.72) contrast(1.06) brightness(.86);
  transition: transform 1s var(--ease-out), filter .6s var(--ease-out);
}
.svc[open] .svc-media img { transform: scale(1.02); }
.svc-media:hover img { transform: scale(1.06); filter: saturate(.95) brightness(.98); }

/* =============================================================
   10. Cifras
   ============================================================= */
.stats {
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--line);
}
.stat {
  padding: clamp(1.6rem, 3.5vw, 2.6rem) 0;
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: .5rem;
}
.stat-num {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(2.6rem, 7vw, 4.6rem);
  line-height: .9;
  letter-spacing: -0.045em;
  color: var(--ink);
}
.stat-unit {
  font-size: .34em;
  font-weight: 600;
  letter-spacing: 0;
  color: var(--accent);
  margin-left: .32em;
  vertical-align: baseline;
}
.stat-label {
  font-size: .88rem;
  color: var(--mute);
  max-width: 30ch;
}
.stat-key {
  font-family: var(--mono);
  font-size: .62rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--dim);
}

/* =============================================================
   11. Proceso
   ============================================================= */
.steps { display: grid; gap: 1px; background: var(--line); }
.step {
  background: var(--bg);
  padding: clamp(1.8rem, 4vw, 2.8rem);
  display: grid;
  gap: 1rem;
  align-content: start;
  position: relative;
  transition: background-color .5s var(--ease-out);
}
.step:hover { background: var(--bg-2); }
.step-num {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .18em;
  color: var(--accent);
}
.step h3 { font-size: clamp(1.25rem, 2.4vw, 1.7rem); }
.step p { color: var(--mute); font-size: .96rem; }

/* =============================================================
   12. Galería de proyectos
   ============================================================= */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 2.5rem;
}
.filter {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: .6rem 1rem;
  border: 1px solid var(--line-2);
  border-radius: 2px;
  color: var(--mute);
  transition: color .35s var(--ease-out), border-color .35s var(--ease-out),
              background-color .35s var(--ease-out);
}
.filter:hover { color: var(--ink); border-color: var(--line-2); }
.filter.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: #04080b;
}

.gallery {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1rem, 2vw, 1.6rem);
}
.gcard {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bg-2);
  transition: border-color .5s var(--ease-out), transform .6s var(--ease-out);
}
.gcard.is-hidden { display: none; }
.gcard:hover { border-color: var(--line-2); transform: translateY(-4px); }
.gcard-media { overflow: hidden; position: relative; }
.gcard-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: saturate(.7) contrast(1.08) brightness(.8);
  transition: transform 1.1s var(--ease-out), filter .6s var(--ease-out);
}
.gcard:hover .gcard-media img { transform: scale(1.07); filter: saturate(.98) brightness(.95); }
.gcard-body {
  padding: 1.3rem 1.4rem 1.6rem;
  display: grid;
  gap: .5rem;
}
.gcard-tag {
  font-family: var(--mono);
  font-size: .62rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);
}
.gcard h3 { font-size: 1.2rem; letter-spacing: -0.02em; }
.gcard p { font-size: .9rem; color: var(--mute); }

/* =============================================================
   12.5 Registro de obras
   ============================================================= */
.works-head {
  display: none;
  font-family: var(--mono);
  font-size: .6rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--dim);
  padding-bottom: .9rem;
  border-bottom: 1px solid var(--line-2);
}

.works { border-top: 1px solid transparent; }

.work {
  display: grid;
  gap: .55rem;
  padding-block: clamp(1.3rem, 2.6vw, 1.8rem);
  border-bottom: 1px solid var(--line);
  position: relative;
  transition: background-color .45s var(--ease-out);
}
.work.is-hidden { display: none; }
.work:hover { background: rgba(53, 168, 224, .045); }

.work-year {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--accent);
}
.work-main { display: grid; gap: .4rem; }
.work-main h3 {
  font-size: clamp(1.02rem, 1.9vw, 1.32rem);
  letter-spacing: -0.02em;
  line-height: 1.2;
  font-weight: 700;
}
.work-desc { font-size: .9rem; color: var(--mute); max-width: 62ch; }
.work-client {
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-2);
}
.work--star .work-main h3::after {
  content: "★";
  color: var(--accent);
  font-size: .7em;
  margin-left: .5em;
  vertical-align: .15em;
}

.works-note {
  margin-top: 1.6rem;
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .06em;
  color: var(--dim);
  line-height: 1.7;
}

/* clientes */
.clients {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border-block: 1px solid var(--line);
}
.client {
  background: var(--bg);
  padding: clamp(1.3rem, 3vw, 2rem);
  display: grid;
  gap: .4rem;
  align-content: center;
  transition: background-color .45s var(--ease-out);
}
.client:hover { background: var(--bg-2); }
.client strong {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1rem, 1.8vw, 1.18rem);
  color: var(--ink);
  letter-spacing: -0.02em;
  line-height: 1.25;
}
.client span {
  font-family: var(--mono);
  font-size: .62rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--dim);
}

/* valores */
.values { display: grid; gap: 1px; background: var(--line); border-block: 1px solid var(--line); }
.value {
  background: var(--bg);
  padding: clamp(1.5rem, 3.5vw, 2.4rem);
  display: grid;
  gap: .7rem;
  align-content: start;
}
.value-num {
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .18em;
  color: var(--accent);
}
.value h3 { font-size: clamp(1.1rem, 2.1vw, 1.4rem); }
.value p { font-size: .92rem; color: var(--mute); }

/* =============================================================
   13. Línea de tiempo (Historia)
   ============================================================= */
.timeline {
  display: grid;
  gap: 0;
  border-left: 1px solid var(--line);
  padding-left: clamp(1.4rem, 4vw, 3rem);
  margin-left: .4rem;
}
.tl-item {
  position: relative;
  padding-block: clamp(1.6rem, 3.5vw, 2.6rem);
  display: grid;
  gap: .8rem;
}
.tl-item + .tl-item { border-top: 1px solid var(--line); }
.tl-item::before {
  content: "";
  position: absolute;
  left: calc(-1 * clamp(1.4rem, 4vw, 3rem) - 5px);
  top: clamp(1.9rem, 3.8vw, 2.9rem);
  width: 9px; height: 9px;
  background: var(--bg);
  border: 1px solid var(--accent);
  border-radius: 50%;
  transition: background-color .5s var(--ease-out), transform .5s var(--ease-out);
}
.tl-item:hover::before { background: var(--accent); transform: scale(1.35); }
.tl-year {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--accent);
}
.tl-item h3 { font-size: clamp(1.3rem, 3vw, 2rem); }
.tl-item p { color: var(--mute); max-width: 58ch; }

/* bloque de texto editorial */
.prose { display: grid; gap: 1.3rem; max-width: 66ch; }
.prose p { font-size: clamp(1rem, 1.6vw, 1.13rem); color: var(--ink-2); }
.prose p.lead {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(1.2rem, 2.4vw, 1.65rem);
  line-height: 1.4;
  letter-spacing: -0.02em;
  color: var(--ink);
}

/* =============================================================
   14. Contacto
   ============================================================= */
.contact-grid {
  display: grid;
  gap: clamp(2.5rem, 6vw, 4.5rem);
}

.mail-link {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.05rem, 2.5vw, 2rem);
  letter-spacing: -0.025em;
  color: var(--ink);
  display: inline-block;
  position: relative;
  overflow-wrap: break-word;
  line-height: 1.2;
  max-width: 100%;
}
.mail-link::after {
  content: "";
  position: absolute;
  left: 0; bottom: -.06em;
  width: 100%; height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .6s var(--ease-out);
}
.mail-link:hover { color: var(--accent-hi); }
.mail-link:hover::after { transform: scaleX(1); transform-origin: left; }

.info-list { display: grid; gap: 1.6rem; margin-top: 2.6rem; }
.info-item { display: grid; gap: .35rem; }
.info-key {
  font-family: var(--mono);
  font-size: .62rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--dim);
}
.info-val { color: var(--ink); font-size: 1rem; }
.info-val a { transition: color .3s var(--ease-out); }
.info-val a:hover { color: var(--accent); }

.socials { display: flex; gap: .6rem; margin-top: 2rem; }
.social {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  border: 1px solid var(--line-2);
  border-radius: 2px;
  color: var(--ink-2);
  transition: color .35s var(--ease-out), border-color .35s var(--ease-out),
              transform .4s var(--ease-out);
}
.social svg { width: 19px; height: 19px; }
.social:hover { color: var(--accent); border-color: var(--accent); transform: translateY(-3px); }

/* formulario */
.form {
  display: grid;
  gap: 1.1rem;
  background: var(--bg-card);
  border: 1px solid var(--line);
  padding: clamp(1.5rem, 4vw, 2.6rem);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.field { display: grid; gap: .5rem; }
.field label {
  font-family: var(--mono);
  font-size: .64rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--mute);
}
.field input,
.field select,
.field textarea {
  font: inherit;
  font-size: .96rem;
  color: var(--ink);
  background: rgba(10, 13, 16, .55);
  border: 1px solid var(--line-2);
  border-radius: 2px;
  padding: .85rem 1rem;
  width: 100%;
  transition: border-color .35s var(--ease-out), background-color .35s var(--ease-out);
}
.field textarea { min-height: 130px; resize: vertical; }
.field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238D9BA7' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.4rem;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(10, 13, 16, .8);
}
.field input::placeholder,
.field textarea::placeholder { color: var(--dim); }

.form-row { display: grid; gap: 1.1rem; }
.form-foot { display: grid; gap: .9rem; margin-top: .3rem; }
.form-note { font-size: .78rem; color: var(--dim); }
.form .btn { width: 100%; }

.form-status {
  font-family: var(--mono);
  font-size: .76rem;
  letter-spacing: .05em;
  padding: .8rem 1rem;
  border: 1px solid var(--line-2);
  border-radius: 2px;
  display: none;
}
.form-status.is-visible { display: block; }
.form-status.is-ok { border-color: rgba(37, 211, 102, .5); color: #6ee79b; }
.form-status.is-error { border-color: rgba(224, 90, 53, .5); color: #f0a58c; }

.honey { position: absolute; left: -9999px; opacity: 0; height: 0; width: 0; }

/* mapa */
.map-frame {
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--bg-2);
  aspect-ratio: 16 / 10;
}
.map-frame iframe {
  width: 100%; height: 100%; border: 0;
  filter: grayscale(.5) invert(.92) hue-rotate(180deg) contrast(.9) brightness(.95);
}

/* franja CTA */
.cta-band {
  border-block: 1px solid var(--line);
  padding-block: clamp(3rem, 7vw, 5.5rem);
  text-align: center;
  display: grid;
  gap: 1.6rem;
  justify-items: center;
}
.cta-band h2 { font-size: clamp(1.9rem, 5.4vw, 3.6rem); max-width: 18ch; }
.cta-band p { color: var(--mute); max-width: 48ch; }
.cta-band .hero-actions { justify-content: center; }

/* =============================================================
   15. Footer
   ============================================================= */
.site-footer {
  border-top: 1px solid var(--line);
  padding-block: clamp(3rem, 6vw, 4.5rem) 2rem;
  background: rgba(8, 10, 13, .6);
}
.footer-grid {
  display: grid;
  gap: 2.6rem;
  padding-bottom: 2.6rem;
  border-bottom: 1px solid var(--line);
}
.footer-brand { display: grid; gap: 1.1rem; max-width: 34ch; }
.footer-brand img { width: 62px; }
.footer-brand p { font-size: .9rem; color: var(--mute); }
.footer-col { display: grid; gap: .8rem; align-content: start; }
.footer-col h4 {
  font-family: var(--mono);
  font-size: .62rem;
  font-weight: 500;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: .3rem;
}
.footer-col a, .footer-col span {
  font-size: .9rem;
  color: var(--ink-2);
  transition: color .3s var(--ease-out);
}
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  padding-top: 1.8rem;
  display: grid;
  gap: .8rem;
  font-family: var(--mono);
  font-size: .66rem;
  letter-spacing: .1em;
  color: var(--dim);
  text-transform: uppercase;
}
.footer-bottom a:hover { color: var(--accent); }

/* =============================================================
   16. Reveals
   ============================================================= */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .9s var(--ease-out), transform .9s var(--ease-out);
}
.reveal.is-visible { opacity: 1; transform: none; }

/* DEFENSIVO — un .reveal con data-split nunca puede quedar invisible */
.reveal[data-split] { opacity: 1; transform: none; }

.split-word {
  display: inline-block;
  opacity: 0;
  transform: translateY(0.4em);
  transition: opacity .8s var(--ease-out), transform .8s var(--ease-out);
}
.is-split-in .split-word { opacity: 1; transform: none; }

/* si JS no corre, todo visible */
.no-js .reveal { opacity: 1; transform: none; }
.no-js .split-word { opacity: 1; transform: none; }

/* =============================================================
   17. Responsive
   ============================================================= */
@media (max-width: 539px) {
  .hero-actions .btn,
  .cta-band .hero-actions .btn { flex: 1 1 100%; }
  .hero-tags { font-size: .62rem; gap: .4rem .35rem; }
  .hero-tags li { padding: .3rem .55rem; }
  .hero-coords { font-size: .6rem; letter-spacing: .14em; }
}

@media (min-width: 540px) {
  .form-row { grid-template-columns: 1fr 1fr; }
  .form .btn { width: auto; justify-self: start; }
  .stats { grid-template-columns: 1fr 1fr; column-gap: clamp(1.5rem, 4vw, 3rem); }
}

@media (min-width: 720px) {
  .gallery { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .clients { grid-template-columns: 1fr 1fr; }
  .values { grid-template-columns: 1fr 1fr; }
  .works-head,
  .work {
    display: grid;
    grid-template-columns: 78px 1fr;
    gap: 1.5rem;
    align-items: baseline;
  }
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
  .hero-foot { grid-template-columns: 1fr auto; align-items: center; }
  .scroll-cue { display: flex; }
  .footer-bottom { grid-template-columns: 1fr auto; align-items: center; }
}

@media (min-width: 960px) {
  .nav-links { display: flex; }
  .nav-toggle { display: none; }
  .nav-cta { display: inline-flex; }
  .nav-panel { display: none; }

  .svc-body-inner { grid-template-columns: 1.15fr .85fr; align-items: start; }
  .svc-body { padding-left: 3.6rem; }

  .stats { grid-template-columns: repeat(4, 1fr); }
  .contact-grid { grid-template-columns: .95fr 1.05fr; align-items: start; }
  .gallery { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr 1fr; }
  .clients { grid-template-columns: repeat(4, 1fr); }
  .values { grid-template-columns: repeat(4, 1fr); }
  .works-head,
  .work { grid-template-columns: 96px 1fr; gap: 2.4rem; }
}

@media (min-width: 1280px) {
  .hero-sub { max-width: 42ch; }
}

/* =============================================================
   18. Reduced motion — SOLO efectos intrusivos
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .scroll-cue i { animation: none; }
  .hero-media img { transform: none; }
}

/* =============================================================
   19. Impresión
   ============================================================= */
@media print {
  .mesh, .grain, .gridlines, .wa-float, .site-header { display: none !important; }
  body { background: #fff; color: #000; }
}