/* Arma Constructora — estilos */
@font-face {
  font-family: "Archivo";
  src: url("../fonts/archivo-wdth.woff2") format("woff2-variations"), url("../fonts/archivo-wdth.woff2") format("woff2");
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-style: normal;
  font-display: swap;
}
:root {
  --azul: #0D84C3;
  --azul-osc: #0a6aa0;
  --verde: #B4D334;
  --noche: #0A2A43;
  --noche-2: #0f3656;
  --concreto: #E8ECEF;
  --grafito: #1C2730;
  --gris: #5A6772;
  --blanco: #FFFFFF;
  --wa: #1FAF54;

  --ancho: 1180px;
  --gutter: clamp(16px, 4vw, 40px);
  --radio: 6px;

  --f: "Archivo", system-ui, -apple-system, "Segoe UI", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
body {
  margin: 0;
  font-family: var(--f);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--grafito);
  background: var(--blanco);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--azul-osc); }
:focus-visible { outline: 3px solid var(--verde); outline-offset: 3px; border-radius: 2px; }

.wrap { width: 100%; max-width: var(--ancho); margin-inline: auto; padding-inline: var(--gutter); }

/* Títulos: Archivo expandida */
h1, h2, h3 {
  font-stretch: 125%;
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin: 0;
  text-wrap: balance;
}
h1 { font-size: clamp(2.1rem, 6.2vw, 4.4rem); }
h2 { font-size: clamp(1.75rem, 4.2vw, 3rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.35rem); line-height: 1.2; }
p { margin: 0; text-wrap: pretty; }
.lead { font-size: clamp(1.08rem, 1.6vw, 1.25rem); max-width: 58ch; }

/* Botones */
.btn {
  display: inline-flex; align-items: center; gap: .6em;
  font: 700 1rem/1 var(--f);
  font-stretch: 112%;
  padding: 1em 1.4em;
  border-radius: var(--radio);
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color .15s, color .15s, border-color .15s;
}
.btn svg { width: 1.25em; height: 1.25em; flex: none; }
.btn-wa { background: var(--wa); color: #fff; }
.btn-wa:hover { background: #17924a; }
.btn-linea { border-color: currentColor; color: inherit; background: transparent; }
.btn-linea:hover { background: rgba(255,255,255,.1); }

/* Encabezado */
.top {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.96);
  backdrop-filter: saturate(1.4) blur(8px);
  border-bottom: 1px solid #dfe5ea;
}
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 68px; }
.top .logo img { height: 54px; width: auto; }
.top .wrap { flex-wrap: wrap; }
.top nav {
  order: 3; flex: 1 0 100%;
  display: flex; gap: 4px;
  margin-inline: calc(var(--gutter) * -1); padding: 0 var(--gutter);
  overflow-x: auto; scrollbar-width: none;
  border-top: 1px solid #e6ebef;
}
.top nav::-webkit-scrollbar { display: none; }
.top nav a {
  flex: none; display: inline-flex; align-items: center; min-height: 44px; padding: 0 10px;
  color: var(--grafito); text-decoration: none; font-weight: 600; font-size: .95rem; white-space: nowrap;
}
.top nav a:first-child { padding-left: 0; }
.top nav a:hover { color: var(--azul); }
.top .btn { padding: .75em 1em; font-size: .92rem; }
.top .btn span.largo { display: none; }
@media (max-width: 899px) {
  .top .wrap { height: auto; padding-top: 8px; row-gap: 6px; }
  html { scroll-padding-top: 124px; }
}
@media (min-width: 900px) {
  .top nav { order: 0; flex: none; margin: 0; padding: 0; border: 0; gap: 16px; overflow: visible; }
  .top nav a:first-child { padding-left: 10px; }
  .top .btn span.largo { display: inline; }
}

/* Hero: foto con corte en doble techo (isotipo) */
.hero {
  position: relative;
  color: #fff;
  background: transparent;
  isolation: isolate;
}
.hero-foto {
  position: absolute; inset: 0; z-index: -2;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 75% 90%, 50% 100%, 25% 90%, 0 100%);
}
.hero-foto img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 40%; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(100deg, rgba(10,42,67,.94) 0%, rgba(10,42,67,.82) 42%, rgba(10,42,67,.25) 100%);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 75% 90%, 50% 100%, 25% 90%, 0 100%);
}
.hero .wrap { padding-top: clamp(56px, 10vw, 120px); padding-bottom: clamp(110px, 16vw, 190px); }
.hero h1 { max-width: 15ch; }
.hero .lead { margin-top: 22px; color: #dbe8f2; }
.hero .acciones { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero .datos {
  display: flex; flex-wrap: wrap; gap: 10px 26px;
  margin: 40px 0 0; padding: 0; list-style: none;
  font-weight: 600; color: #fff;
}
.hero .datos li { display: flex; align-items: center; gap: 10px; }
.hero .datos li::before {
  content: ""; width: 14px; height: 12px; flex: none;
  background: var(--verde);
  clip-path: polygon(0 40%, 50% 0, 100% 40%, 100% 100%, 50% 62%, 0 100%);
}

/* Secciones */
.sec { padding-block: clamp(64px, 9vw, 120px); }
.sec-cab { display: grid; gap: 18px; margin-bottom: clamp(32px, 5vw, 56px); }
.sec-cab .lead { color: var(--gris); }

/* Servicios */
.servicios { margin: 0; padding: 0; list-style: none; border-top: 2px solid var(--grafito); }
.servicio {
  display: grid; grid-template-columns: 88px 1fr; gap: 18px; align-items: center;
  padding: 20px 0; border-bottom: 1px solid #d5dce2;
}
.servicio img { width: 88px; height: 88px; object-fit: cover; border-radius: var(--radio); }
.servicio p { color: var(--gris); margin-top: 4px; font-size: .98rem; }
.servicio a { font-weight: 700; text-decoration: none; display: inline-block; padding-block: 12px; margin-block: -12px; }
.servicio a:hover { text-decoration: underline; }
@media (min-width: 820px) {
  .servicios { display: grid; grid-template-columns: 1fr 1fr; column-gap: 48px; }
  .servicio { grid-template-columns: 112px 1fr; }
  .servicio img { width: 112px; height: 112px; }
}

/* Proceso: de terreno a casa */
.proceso { background: var(--concreto); }
.pasos { list-style: none; margin: 0; padding: 0; display: grid; gap: 28px; counter-reset: paso; }
.paso { counter-increment: paso; }
.paso figure { margin: 0; aspect-ratio: 4/5; overflow: hidden; border-radius: var(--radio); background: #cfd6dc; }
.paso img { width: 100%; height: 100%; object-fit: cover; }
.paso .marca {
  display: flex; align-items: center; gap: 12px; margin: 18px 0 8px;
}
.paso .marca::before {
  content: counter(paso);
  display: grid; place-items: center;
  width: 44px; height: 40px; padding-top: 8px;
  font: 800 1.05rem/1 var(--f); font-stretch: 125%;
  color: #fff; background: var(--azul);
  clip-path: polygon(0 32%, 50% 0, 100% 32%, 100% 100%, 0 100%);
}
.paso:last-child .marca::before { background: var(--verde); color: var(--noche); }
.paso p { color: var(--gris); font-size: .98rem; }
@media (min-width: 700px) { .pasos { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1040px) { .pasos { grid-template-columns: repeat(4, 1fr); } }

/* Pérgolas */
.pergolas { background: var(--noche); color: #fff; }
.pergolas .sec-cab .lead { color: #c4d6e4; }
.perg-grid {
  display: grid; gap: 10px;
  grid-template-columns: repeat(2, 1fr);
  grid-auto-rows: 150px; grid-auto-flow: dense;
}
.perg-grid figure { margin: 0; overflow: hidden; border-radius: var(--radio); }
.perg-grid img { width: 100%; height: 100%; object-fit: cover; }
.perg-grid .g { grid-column: span 2; grid-row: span 2; }
.perg-grid .alto { grid-row: span 2; }
@media (min-width: 820px) {
  .perg-grid { grid-template-columns: repeat(4, 1fr); grid-auto-rows: 190px; }
}
.perg-tipos { display: grid; gap: 28px; margin-top: 48px; }
.perg-tipos h3 { color: var(--verde); margin-bottom: 8px; }
.perg-tipos p { color: #c4d6e4; }
@media (min-width: 820px) { .perg-tipos { grid-template-columns: repeat(3, 1fr); } }
.pergolas .cierre { margin-top: 48px; display: flex; flex-wrap: wrap; gap: 14px 24px; align-items: center; }
.pergolas .cierre p { font-weight: 600; max-width: 40ch; }

/* Maquinaria */
.maquinaria { background: var(--concreto); }
.maq { display: grid; gap: 36px; align-items: start; }
.maq-fotos { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.maq-fotos figure { margin: 0; overflow: hidden; border-radius: var(--radio); aspect-ratio: 1; }
.maq-fotos figure:first-child { grid-column: span 2; aspect-ratio: 16/10; }
.maq-fotos img { width: 100%; height: 100%; object-fit: cover; }
.equipo { list-style: none; margin: 24px 0 30px; padding: 0; border-top: 2px solid var(--grafito); }
.equipo li { padding: 14px 0; border-bottom: 1px solid #c9d1d8; display: grid; gap: 2px; }
.equipo strong { font-size: 1.08rem; }
.equipo span { color: var(--gris); font-size: .97rem; }
@media (min-width: 900px) { .maq { grid-template-columns: 1.05fr 1fr; gap: 56px; } }

/* Obras / galería */
.filtros { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.filtros button {
  font: 600 .95rem/1 var(--f);
  padding: .7em 1.05em; border-radius: 999px;
  border: 1.5px solid #c3ccd4; background: #fff; color: var(--grafito); cursor: pointer;
}
.filtros button[aria-pressed="true"] { background: var(--grafito); border-color: var(--grafito); color: #fff; }
.galeria { display: grid; gap: 10px; grid-template-columns: repeat(2, 1fr); }
@media (min-width: 700px) { .galeria { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1040px) { .galeria { grid-template-columns: repeat(4, 1fr); } }
.galeria button {
  display: block; width: 100%; padding: 0; border: 0; background: #d5dce2;
  aspect-ratio: 1; overflow: hidden; border-radius: var(--radio); cursor: zoom-in;
}
.galeria img { width: 100%; height: 100%; object-fit: cover; }
.galeria [hidden] { display: none; }

/* Visor */
.visor { border: 0; padding: 0; background: rgba(6,20,32,.95); max-width: 100vw; max-height: 100vh; width: 100vw; height: 100vh; }
.visor::backdrop { background: rgba(6,20,32,.92); }
.visor-in { width: 100%; height: 100%; display: grid; grid-template-rows: 1fr auto; place-items: center; padding: 16px; }
.visor img { max-width: min(100%, 1100px); max-height: calc(100vh - 110px); width: auto; height: auto; border-radius: 4px; }
.visor-ctrl { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; align-items: center; color: #fff; padding-top: 12px; }
.visor-ctrl button {
  font: 700 .95rem/1 var(--f); color: #fff; background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.3); padding: .75em .9em; border-radius: var(--radio); cursor: pointer;
}
.visor-ctrl span { min-width: 64px; text-align: center; font-variant-numeric: tabular-nums; }

/* Por qué Arma */
.porque { display: grid; gap: 40px; }
.porque blockquote {
  margin: 0; padding: 28px 0 0; border-top: 6px solid var(--verde);
  font-stretch: 112%; font-weight: 700; font-size: clamp(1.3rem, 2.6vw, 1.85rem); line-height: 1.3;
}
.porque blockquote footer { margin-top: 14px; font: 500 1rem/1.4 var(--f); font-stretch: 100%; color: var(--gris); }
.razones { list-style: none; margin: 0; padding: 0; display: grid; gap: 22px; }
.razones h3 { margin-bottom: 6px; }
.razones p { color: var(--gris); }
@media (min-width: 900px) { .porque { grid-template-columns: 1fr 1fr; gap: 72px; } }

/* Contacto */
.contacto { background: var(--azul); color: #fff; }
.contacto .wrap { display: grid; gap: 40px; }
.contacto h2 { max-width: 16ch; }
.contacto .lead { margin-top: 18px; color: #e2f1fa; }
.contacto .acciones { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.contacto .btn-blanco { background: #fff; color: var(--noche); }
.contacto .btn-blanco:hover { background: var(--verde); }
.datos-c { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; align-content: start; }
.datos-c li { display: grid; gap: 2px; padding-bottom: 16px; border-bottom: 1px solid rgba(255,255,255,.3); }
.datos-c small { font-size: .9rem; color: #cfe6f4; }
.datos-c a { color: #fff; font-weight: 700; font-size: 1.12rem; text-decoration: none; display: flex; align-items: center; min-height: 44px; overflow-wrap: anywhere; }
.datos-c a:hover { text-decoration: underline; }
@media (min-width: 900px) { .contacto .wrap { grid-template-columns: 1.2fr 1fr; gap: 72px; } }

/* Pie */
.pie { background: var(--noche); color: #b9cad8; padding: 40px 0 110px; font-size: .95rem; }
.pie .wrap { display: flex; flex-wrap: wrap; gap: 20px 40px; align-items: center; justify-content: space-between; }
.pie img { height: 52px; width: auto; }
.pie a { color: #fff; }
@media (min-width: 900px) { .pie { padding-bottom: 40px; } }

/* WhatsApp flotante (móvil) */
.wa-flot {
  position: fixed; right: 16px; bottom: 16px; z-index: 60;
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--wa); color: #fff; text-decoration: none;
  font: 700 1rem/1 var(--f); padding: 15px 18px; border-radius: 999px;
  box-shadow: 0 8px 24px rgba(10,42,67,.35);
  right: max(16px, env(safe-area-inset-right, 0px));
  bottom: max(16px, env(safe-area-inset-bottom, 0px));
  opacity: 0; visibility: hidden; transform: translateY(12px);
  transition: opacity .2s, transform .2s, visibility .2s;
}
.wa-flot.visible { opacity: 1; visibility: visible; transform: none; }
.wa-flot svg { width: 24px; height: 24px; }
@media (min-width: 900px) { .wa-flot { display: none; } }