/* ==========================================================================
   G+P — SITIO PÚBLICO
   ========================================================================== */

/* ---------- Header ------------------------------------------------------- */
.hdr {
  position: fixed; inset: 0 0 auto 0; z-index: 120;
  height: var(--header-h);
  display: flex; align-items: center;
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  backdrop-filter: saturate(1.6) blur(14px);
  border-bottom: 1px solid transparent;
  transition: background var(--t-mid), border-color var(--t-mid), color var(--t-mid);
}
.hdr.is-scrolled { background: color-mix(in srgb, var(--paper) 94%, transparent); border-bottom-color: var(--line); }
.hdr .wrap { display: flex; align-items: center; gap: var(--s-6); width: 100%; }

.logo { display: flex; align-items: baseline; gap: 9px; flex: none; }
.logo-mark {
  font-family: var(--font-display);
  font-size: 1.5rem; font-weight: 600;
  letter-spacing: -.045em; line-height: 1;
}
.logo-sub {
  font-family: var(--font-mono);
  font-size: var(--fs-nano); letter-spacing: .3em; text-transform: uppercase;
  color: var(--ink-3);
}

.nav { display: flex; gap: 2px; margin-left: auto; }
.nav a {
  position: relative;
  padding: 8px 13px;
  font-size: var(--fs-sm); font-weight: 450;
  color: var(--ink-2);
  border-radius: var(--r-sm);
  transition: color var(--t-fast);
}
.nav a::after {
  content: ''; position: absolute; left: 13px; right: 13px; bottom: 3px; height: 1px;
  background: currentColor; transform: scaleX(0); transform-origin: left;
  transition: transform var(--t-mid) var(--ease-out);
}
.nav a:hover { color: var(--ink); }
.nav a:hover::after, .nav a[aria-current='page']::after { transform: scaleX(1); }
.nav a[aria-current='page'] { color: var(--ink); }

.hdr-cta { display: flex; align-items: center; gap: var(--s-3); flex: none; }
.hdr-tel { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .05em; color: var(--ink-2); }
.hdr-tel:hover { color: var(--brand-primary); }

.burger {
  display: none; width: 40px; height: 40px; margin-left: auto;
  place-items: center; border-radius: var(--r-sm);
}
.burger span, .burger span::before, .burger span::after {
  content: ''; display: block; width: 19px; height: 1.5px; background: var(--ink);
  transition: transform var(--t-mid) var(--ease), opacity var(--t-fast);
}
.burger span::before { transform: translateY(-6px); }
.burger span::after  { transform: translateY(4.5px); }
body.menu-open .burger span { background: transparent; }
body.menu-open .burger span::before { transform: rotate(45deg); }
body.menu-open .burger span::after  { transform: rotate(-45deg) translateY(0); }

@media (max-width: 940px) {
  .nav, .hdr-cta { display: none; }
  .burger { display: grid; }
  .nav.is-open {
    display: flex; flex-direction: column; gap: 0;
    position: fixed; inset: var(--header-h) 0 0 0; z-index: 118;
    background: var(--paper);
    padding: var(--s-6) var(--gutter);
    animation: menu-in .28s var(--ease-out);
  }
  .nav.is-open a {
    font-family: var(--font-display);
    font-size: var(--fs-xl); padding: 14px 0;
    border-bottom: 1px solid var(--line);
  }
  .nav.is-open a::after { display: none; }
  body.menu-open { overflow: hidden; }
}
@keyframes menu-in { from { opacity: 0; transform: translateY(-8px) } }

/* ==========================================================================
   SECUENCIA CONSTRUCTIVA
   ========================================================================== */
.builder { position: relative; height: 700vh; background: #9DC3DC; }
.builder.is-static { height: auto; }

.b-stage {
  /* Franja de abajo ocupada por la ficha del paso, el botón y la barra de
     demostración. building.js la descuenta al encuadrar la fachada. */
  --b-reserve: 0px;
  position: sticky; top: 0;
  height: 100svh; min-height: 560px;
  overflow: hidden;
  background: #9DC3DC;
}
.builder.is-static .b-stage { position: relative; height: 88svh; }

.b-frame { position: absolute; inset: 0; }
.b-svg { width: 100%; height: 100%; display: block; }
.b-svg [data-anim] { will-change: transform, opacity; }
.b-dim { font-family: var(--font-mono); font-size: 19px; fill: #A34A2A; letter-spacing: .08em; }
.b-sign {
  font-family: var(--font-display); font-size: 25px; font-weight: 600;
  fill: #2A2622; letter-spacing: -.02em;
}
.b-signsub {
  font-family: var(--font-mono); font-size: 9px; fill: #55504A; letter-spacing: .3em;
}
.b-lights { mix-blend-mode: screen; }

/* --- HUD ---------------------------------------------------------------- */
.b-hud { position: absolute; inset: 0; pointer-events: none; }
.b-hud > * { pointer-events: auto; }

.b-hud-l {
  position: absolute; left: var(--gutter); top: calc(var(--header-h) + 34px);
  color: var(--ink); max-width: 44ch;
}
.b-kicker {
  font-family: var(--font-mono); font-size: var(--fs-xs);
  letter-spacing: var(--track-wide); text-transform: uppercase;
  color: var(--brand-primary); margin-bottom: 12px;
}
.b-title {
  font-size: clamp(2.6rem, 7vw, 5rem); font-weight: 500;
  letter-spacing: -.045em; line-height: .92;
}
.b-title span { font-weight: 300; color: var(--ink-3); display: block; }
.b-meta {
  margin-top: 14px; font-family: var(--font-mono);
  font-size: var(--fs-xs); letter-spacing: .1em; color: var(--ink-2);
}

.b-hud-r { position: absolute; right: var(--gutter); top: 50%; transform: translateY(-50%); }
.b-steps { display: flex; flex-direction: column; gap: 1px; }
.b-step {
  display: flex; align-items: center; gap: 12px;
  padding: 5px 0; cursor: pointer;
  font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .08em;
  color: color-mix(in srgb, var(--ink) 32%, transparent);
  transition: color var(--t-mid);
}
.b-step:hover { color: var(--ink); }
.b-step-n { min-width: 22px; }
.b-step-t { text-transform: uppercase; }
.b-step.is-on { color: var(--ink-2); }
.b-step.is-now { color: var(--brand-primary); }
.b-step.is-now .b-step-t { font-weight: 600; }

.b-caption {
  position: absolute; left: var(--gutter); bottom: 74px;
  display: flex; gap: 16px; align-items: flex-start;
  max-width: 40ch; color: var(--ink);
  background: color-mix(in srgb, var(--paper) 90%, transparent);
  backdrop-filter: blur(9px);
  border-left: 2px solid var(--brand-primary);
  box-shadow: var(--shadow-md);
  padding: 14px 20px;
}
.b-cap-n { font-family: var(--font-mono); font-size: var(--fs-lg); color: var(--brand-primary); line-height: 1; }
.b-cap-t {
  display: block; font-family: var(--font-display);
  font-size: var(--fs-md); letter-spacing: -.02em; margin-bottom: 3px;
}
.b-cap-d { font-size: var(--fs-sm); color: var(--ink-2); line-height: 1.5; }

.b-rail {
  position: absolute; right: calc(var(--gutter) - 22px); top: 50%; transform: translateY(-50%);
  width: 2px; height: 240px; background: color-mix(in srgb, var(--ink) 14%, transparent);
}
.b-rail-fill {
  display: block; width: 100%; height: 100%;
  background: var(--brand-primary);
  transform-origin: top; transform: scaleY(0);
}

.b-skip {
  position: absolute; right: var(--gutter); bottom: 74px;
  font-family: var(--font-mono); font-size: var(--fs-xs);
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-2);
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  border: 1px solid var(--line-strong);
  padding: 9px 15px; border-radius: var(--r-sm);
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast);
}
.b-skip:hover { color: var(--paper); background: var(--ink); border-color: var(--ink); }
.b-stage.is-done .b-skip { opacity: 0; pointer-events: none; }

.b-scrollhint {
  position: absolute; left: 50%; bottom: 42px; transform: translateX(-50%);
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: var(--fs-xs);
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--ink-2);
  transition: opacity var(--t-slow);
}
.b-scrollhint span {
  width: 1px; height: 26px; background: var(--line-strong); position: relative; overflow: hidden;
}
.b-scrollhint span::after {
  content: ''; position: absolute; inset: 0; background: var(--brand-primary);
  animation: railrun 1.8s var(--ease) infinite;
}
@keyframes railrun { 0% { transform: translateY(-100%) } 60%, 100% { transform: translateY(100%) } }

@media (max-width: 1080px) {
  .b-hud-r, .b-rail { display: none; }
}
@media (max-width: 720px) {
  .builder { height: 560vh; }
  .b-stage { --b-reserve: 172px; }
  /* El rótulo se apaga cuando la fachada llega a su altura y lo taparía;
     la opacidad la escribe building.js (ver "opHud"). */
  .b-hud-l { top: calc(var(--header-h) + 18px); }
  .b-caption { left: 14px; right: 14px; bottom: 118px; max-width: none; padding: 11px 13px; }
  .b-skip { right: 14px; left: 14px; bottom: 66px; text-align: center; }
  .b-scrollhint { bottom: 42px; font-size: var(--fs-micro); }
}

/* ==========================================================================
   SECCIONES
   ========================================================================== */
.sec { padding-block: clamp(64px, 9vw, 128px); }
.sec-tight { padding-block: clamp(48px, 6vw, 80px); }
.sec-dark { background: var(--night); color: var(--paper); }
.sec-dark .eyebrow { color: #A79C90; }
.sec-alt { background: var(--paper-2); }

.sec-head { display: grid; grid-template-columns: 1fr; gap: var(--s-5); margin-bottom: var(--s-7); }
.sec-head h2 { font-size: var(--fs-2xl); }
.sec-head p { color: var(--ink-2); font-size: var(--fs-md); max-width: 62ch; }
.sec-dark .sec-head p { color: rgba(251, 249, 246, .68); }
@media (min-width: 900px) {
  .sec-head { grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); align-items: end; }
  .sec-head-1 { grid-template-columns: 1fr; }
}
.rule { height: 1px; background: var(--line); margin-block: var(--s-6); }
.sec-dark .rule { background: rgba(251, 249, 246, .14); }

/* ---------- Manifiesto --------------------------------------------------- */
.manifesto { display: grid; gap: var(--s-7); }
@media (min-width: 900px) { .manifesto { grid-template-columns: 260px 1fr; } }
.manifesto-lead {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  line-height: 1.24; letter-spacing: -.025em;
  font-weight: 400;
}
.manifesto-body { color: var(--ink-2); font-size: var(--fs-md); }
.manifesto-body p + p { margin-top: var(--s-4); }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border-block: 1px solid var(--line); }
.stat { background: var(--paper); padding: var(--s-5) var(--s-4); }
.stat b {
  display: block; font-family: var(--font-display);
  font-size: var(--fs-xl); font-weight: 500; letter-spacing: -.03em;
}
.stat span { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }
@media (max-width: 720px) { .stats { grid-template-columns: repeat(2, 1fr); } }

/* ---------- Grilla de proyectos ------------------------------------------ */
.filters { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.filter {
  padding: 7px 14px;
  font-family: var(--font-mono); font-size: var(--fs-xs);
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink-3);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: transparent;
  transition: all var(--t-fast);
}
.filter:hover { border-color: var(--ink-4); color: var(--ink); }
.filter.is-on { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.filter-count { opacity: .5; margin-left: 4px; }

.pgrid { display: grid; grid-template-columns: repeat(12, 1fr); gap: var(--s-5) var(--s-4); }
.pcard { grid-column: span 4; display: block; }
.pcard.is-wide { grid-column: span 6; }
.pcard.is-full { grid-column: span 12; }
@media (max-width: 980px) { .pcard, .pcard.is-wide { grid-column: span 6; } }
@media (max-width: 620px) { .pcard, .pcard.is-wide, .pcard.is-full { grid-column: span 12; } }

.pcard-fig {
  position: relative; overflow: hidden;
  background: var(--paper-3);
  aspect-ratio: 4 / 3;
}
.pcard.is-wide .pcard-fig { aspect-ratio: 16 / 10; }
.pcard.is-full .pcard-fig { aspect-ratio: 21 / 9; }
.pcard-fig img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 1.1s var(--ease-out), filter var(--t-slow);
}
.pcard:hover .pcard-fig img { transform: scale(1.045); }
.pcard-fig::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(20, 16, 12, .5));
  opacity: 0; transition: opacity var(--t-mid);
}
.pcard:hover .pcard-fig::after { opacity: 1; }
.pcard-tag {
  position: absolute; left: 12px; top: 12px; z-index: 2;
  font-family: var(--font-mono); font-size: var(--fs-micro);
  letter-spacing: .14em; text-transform: uppercase;
  background: rgba(251, 249, 246, .93); color: var(--ink);
  padding: 4px 9px;
}
.pcard-award {
  position: absolute; right: 12px; top: 12px; z-index: 2;
  font-family: var(--font-mono); font-size: var(--fs-micro);
  letter-spacing: .14em; text-transform: uppercase;
  background: var(--brand-primary); color: #fff;
  padding: 4px 9px;
}
.pcard-body { padding-top: var(--s-4); display: flex; align-items: baseline; justify-content: space-between; gap: var(--s-4); }
.pcard-name { font-family: var(--font-display); font-size: var(--fs-lg); letter-spacing: -.025em; }
.pcard:hover .pcard-name { color: var(--brand-primary); }
.pcard-year { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--ink-3); flex: none; }
.pcard-sum { padding-top: 6px; font-size: var(--fs-sm); color: var(--ink-2); }
.pcard-loc { padding-top: 4px; font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--ink-3); }

/* ---------- Servicios ---------------------------------------------------- */
.svcs { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); }
@media (min-width: 760px) { .svcs { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .svcs { grid-template-columns: repeat(4, 1fr); } }
.svc { background: var(--paper); padding: var(--s-6) var(--s-5); display: flex; flex-direction: column; gap: var(--s-3); }
.svc-n { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--brand-primary); letter-spacing: .14em; }
.svc h3 { font-size: var(--fs-lg); }
.svc p { font-size: var(--fs-sm); color: var(--ink-2); }
.svc ul { margin-top: auto; padding-top: var(--s-3); display: flex; flex-direction: column; gap: 5px; }
.svc li {
  font-size: var(--fs-sm); color: var(--ink-2);
  padding-left: 15px; position: relative;
}
.svc li::before { content: ''; position: absolute; left: 0; top: 9px; width: 6px; height: 1px; background: var(--brand-primary); }

/* ---------- Proceso ------------------------------------------------------ */
.process { display: grid; gap: var(--s-5); counter-reset: step; }
@media (min-width: 860px) { .process { grid-template-columns: repeat(5, 1fr); } }
.pstep { position: relative; padding-top: var(--s-5); border-top: 1px solid rgba(251, 249, 246, .2); }
.pstep b { display: block; font-family: var(--font-display); font-size: var(--fs-md); margin-bottom: 8px; }
.pstep span { font-size: var(--fs-sm); color: rgba(251, 249, 246, .66); }
.pstep em {
  position: absolute; top: -13px; left: 0;
  font-family: var(--font-mono); font-size: var(--fs-xs); font-style: normal;
  color: var(--brand-accent); background: var(--night); padding-right: 10px;
}

/* ---------- Disponibilidad de unidades ----------------------------------- */
.units-head { display: flex; flex-wrap: wrap; gap: var(--s-4); align-items: flex-end; justify-content: space-between; margin-bottom: var(--s-5); }
.unit-filters { display: flex; gap: 8px; flex-wrap: wrap; }
.unit-filters .select { width: auto; min-width: 150px; }

.utable { border: 1px solid var(--line); background: var(--surface); }
.urow {
  display: grid;
  grid-template-columns: 96px minmax(0, 1.4fr) 88px 96px 116px 150px auto;
  gap: var(--s-4); align-items: center;
  padding: 14px var(--s-5);
  border-bottom: 1px solid var(--line);
  transition: background var(--t-fast);
}
.urow:last-child { border-bottom: 0; }
.urow:hover { background: var(--paper); }
.urow-head {
  background: var(--paper-2);
  font-family: var(--font-mono); font-size: var(--fs-xs);
  letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3);
  padding-block: 10px;
}
.urow-head:hover { background: var(--paper-2); }
.u-code { font-family: var(--font-mono); font-size: var(--fs-sm); font-weight: 500; }
.u-bldg { font-size: var(--fs-sm); }
.u-bldg small { display: block; color: var(--ink-3); font-size: var(--fs-xs); }
.u-price { font-family: var(--font-mono); font-size: var(--fs-sm); font-variant-numeric: tabular-nums; }
.u-price small { display: block; color: var(--ink-3); font-size: var(--fs-micro); }
@media (max-width: 900px) {
  .urow { grid-template-columns: 1fr 1fr; gap: 10px var(--s-4); padding: var(--s-4); }
  .urow-head { display: none; }
  .urow > *:nth-child(2) { grid-column: 1 / -1; order: -1; }
  .urow .u-cta { grid-column: 1 / -1; }
  .urow .btn { width: 100%; }
}

/* ---------- Equipo ------------------------------------------------------- */
.team { display: grid; gap: var(--s-6); }
@media (min-width: 760px) { .team { grid-template-columns: 1fr 1fr; } }
.member img { width: 100%; aspect-ratio: 4/5; object-fit: cover; filter: grayscale(1) contrast(1.04); transition: filter var(--t-slow); }
.member:hover img { filter: grayscale(0); }
.member h3 { margin-top: var(--s-4); font-size: var(--fs-lg); }
.member .role { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .1em; text-transform: uppercase; color: var(--brand-primary); margin-top: 5px; }
.member p { margin-top: var(--s-3); font-size: var(--fs-sm); color: var(--ink-2); }

/* ---------- Noticias ----------------------------------------------------- */
.news { border-top: 1px solid var(--line); }
.news-item {
  display: grid; gap: var(--s-3) var(--s-5);
  grid-template-columns: 120px minmax(0, 1fr) 160px;
  padding: var(--s-5) 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
  transition: background var(--t-fast), padding-inline var(--t-mid);
}
.news-item:hover { background: var(--paper-2); padding-inline: var(--s-4); }
.news-date { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--ink-3); letter-spacing: .06em; }
.news-title { font-family: var(--font-display); font-size: var(--fs-md); letter-spacing: -.02em; }
.news-text { font-size: var(--fs-sm); color: var(--ink-2); margin-top: 5px; }
.news-src { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--ink-3); text-align: right; }
@media (max-width: 780px) {
  .news-item { grid-template-columns: 1fr; }
  .news-src { text-align: left; }
}

/* ---------- FAQ ---------------------------------------------------------- */
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  display: flex; align-items: center; justify-content: space-between; gap: var(--s-4);
  padding: var(--s-5) 0; cursor: pointer; list-style: none;
  font-family: var(--font-display); font-size: var(--fs-md); letter-spacing: -.02em;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ''; flex: none; width: 12px; height: 12px;
  background: currentColor;
  clip-path: polygon(45% 0, 55% 0, 55% 45%, 100% 45%, 100% 55%, 55% 55%, 55% 100%, 45% 100%, 45% 55%, 0 55%, 0 45%, 45% 45%);
  transition: transform var(--t-mid) var(--ease);
}
.faq details[open] summary::after { transform: rotate(135deg); }
.faq-a { padding-bottom: var(--s-5); color: var(--ink-2); max-width: 78ch; font-size: var(--fs-base); }

/* ---------- Contacto ----------------------------------------------------- */
.contact { display: grid; gap: var(--s-7); }
@media (min-width: 940px) { .contact { grid-template-columns: minmax(0, 1fr) 340px; } }
.cinfo { display: flex; flex-direction: column; gap: var(--s-5); }
.cinfo dl { display: grid; gap: 3px; }
.cinfo dt { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); }
.cinfo dd { margin: 0; font-size: var(--fs-md); }
.map {
  width: 100%; aspect-ratio: 4/3; border: 1px solid var(--line);
  background: var(--paper-2); position: relative; overflow: hidden;
}
.map iframe { width: 100%; height: 100%; border: 0; filter: grayscale(1) contrast(1.05); }

.form-note {
  display: flex; gap: 10px; align-items: flex-start;
  padding: 12px 14px; margin-top: var(--s-4);
  background: var(--brand-primary-soft);
  border-left: 2px solid var(--brand-primary);
  font-size: var(--fs-xs); color: var(--brand-primary-dark);
}

/* ---------- CTA banda ---------------------------------------------------- */
.band { background: var(--night); color: var(--paper); }
.band-in { display: grid; gap: var(--s-5); padding-block: clamp(56px, 7vw, 96px); }
@media (min-width: 860px) { .band-in { grid-template-columns: 1fr auto; align-items: center; } }
.band h2 { font-size: var(--fs-2xl); }
.band p { color: rgba(251, 249, 246, .68); margin-top: var(--s-3); max-width: 54ch; }
.band .row { flex-wrap: wrap; }
.band .btn-ghost { --btn-fg: var(--paper); --btn-bd: rgba(251,249,246,.32); }
.band .btn-ghost:hover { --btn-bg: rgba(251,249,246,.1); --btn-bd: var(--paper); }

/* ---------- Footer ------------------------------------------------------- */
.ftr { background: var(--night); color: rgba(251, 249, 246, .7); padding-block: var(--s-8) var(--s-5); border-top: 1px solid rgba(251,249,246,.12); }
.ftr-grid { display: grid; gap: var(--s-6); }
@media (min-width: 860px) { .ftr-grid { grid-template-columns: 1.4fr 1fr 1fr 1.2fr; } }
.ftr h4 { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .16em; text-transform: uppercase; color: rgba(251,249,246,.45); margin-bottom: var(--s-4); font-weight: 400; }
.ftr a:hover { color: var(--paper); }
.ftr li + li { margin-top: 8px; }
.ftr .logo-mark { color: var(--paper); }
.ftr-claim { margin-top: var(--s-4); font-size: var(--fs-sm); max-width: 34ch; }
.ftr-bottom {
  margin-top: var(--s-7); padding-top: var(--s-4);
  border-top: 1px solid rgba(251,249,246,.12);
  display: flex; flex-wrap: wrap; gap: var(--s-4); justify-content: space-between;
  font-family: var(--font-mono); font-size: var(--fs-xs); color: rgba(251,249,246,.42);
}

/* ---------- WhatsApp flotante -------------------------------------------- */
.wa-float {
  position: fixed; right: 18px; bottom: 18px; z-index: 130;
  display: flex; align-items: center; gap: 10px;
  background: #1FA855; color: #fff;
  padding: 12px 16px; border-radius: var(--r-md);
  box-shadow: var(--shadow-lg);
  font-size: var(--fs-sm); font-weight: 500;
  transform: translateY(90px); opacity: 0;
  transition: transform var(--t-slow) var(--ease-out), opacity var(--t-slow), background var(--t-fast);
}
.wa-float.is-in { transform: none; opacity: 1; }
body.in-builder .wa-float.is-in { transform: translateY(90px); opacity: 0; pointer-events: none; }
.wa-float:hover { background: #178C45; }
@media (max-width: 720px) { .wa-float span { display: none; } .wa-float { padding: 14px; border-radius: 50%; } }

/* ---------- Área táctil en teléfono -------------------------------------- */
/* 44px es el mínimo cómodo para el dedo; con el ratón alcanzaban 34. */
@media (pointer: coarse), (max-width: 720px) {
  .btn { min-height: 44px; }
  .btn-sm { min-height: 40px; padding-block: 9px; }
  .filter { min-height: 40px; }
  .logo { padding-block: 8px; }
  .ftr li a, .ftr-bottom a { display: inline-block; padding-block: 9px; }
  .ftr li + li { margin-top: 0; }
  .demobar-x { padding: 12px 14px; margin-right: -6px; }
  .b-skip { min-height: 44px; display: flex; align-items: center; justify-content: center; }
}

/* ---------- Página de proyecto -------------------------------------------- */
.phero { position: relative; height: min(76svh, 780px); min-height: 420px; background: var(--night); overflow: hidden; }
.phero img { width: 100%; height: 100%; object-fit: cover; }
.phero::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(14,12,10,.5) 0%, transparent 32%, rgba(14,12,10,.72) 100%); }
.phero-cap { position: absolute; left: 0; right: 0; bottom: 0; z-index: 2; padding-bottom: var(--s-7); color: var(--paper); }
.phero-cap h1 { font-size: clamp(2.2rem, 6vw, 4.4rem); }
.phero-cap .mono { color: rgba(251,249,246,.7); margin-top: 12px; display: block; }

.pmeta { display: grid; gap: 1px; background: var(--line); border-block: 1px solid var(--line); }
@media (min-width: 700px) { .pmeta { grid-template-columns: repeat(4, 1fr); } }
.pmeta div { background: var(--paper); padding: var(--s-5) var(--s-4); }
.pmeta dt { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 6px; }
.pmeta dd { margin: 0; font-size: var(--fs-base); }

.ptext { display: grid; gap: var(--s-6); }
@media (min-width: 900px) { .ptext { grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: var(--s-8); } }
.ptext-body p { font-size: var(--fs-md); color: var(--ink-2); line-height: 1.68; }
.ptext-body p + p { margin-top: var(--s-4); }
.ptext-body p:first-child { font-size: var(--fs-lg); color: var(--ink); line-height: 1.42; letter-spacing: -.015em; font-family: var(--font-display); font-weight: 400; }
.pfacts { border-top: 1px solid var(--ink); padding-top: var(--s-4); }
.pfact { display: grid; gap: 2px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.pfact dt { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }
.pfact dd { margin: 0; font-size: var(--fs-sm); }

.pgal { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--s-3); }
.pgal button { grid-column: span 2; aspect-ratio: 4/3; overflow: hidden; background: var(--paper-3); }
.pgal button:nth-child(6n+1) { grid-column: span 4; aspect-ratio: 16/10; }
.pgal img { width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease-out), opacity var(--t-mid); }
.pgal button:hover img { transform: scale(1.05); }
@media (max-width: 780px) {
  .pgal { grid-template-columns: repeat(2, 1fr); }
  .pgal button, .pgal button:nth-child(6n+1) { grid-column: span 1; aspect-ratio: 4/3; }
}

/* Lightbox */
.lbox {
  position: fixed; inset: 0; z-index: 320;
  background: rgba(14, 12, 10, .96);
  display: grid; grid-template-rows: 1fr auto;
  animation: fade .2s var(--ease);
}
.lbox-img { display: grid; place-items: center; padding: var(--s-5); overflow: hidden; }
.lbox-img img { max-width: 100%; max-height: 100%; object-fit: contain; }
.lbox-bar { display: flex; align-items: center; justify-content: space-between; gap: var(--s-4); padding: var(--s-4) var(--s-5); color: rgba(251,249,246,.72); }
.lbox-bar .mono { color: inherit; }
.lbox button { color: rgba(251,249,246,.72); padding: 8px 12px; border: 1px solid rgba(251,249,246,.24); border-radius: var(--r-sm); font-size: var(--fs-sm); }
.lbox button:hover { color: #fff; border-color: #fff; }
.lbox-x { position: absolute; right: 16px; top: 16px; }

.pnav { display: grid; gap: 1px; background: var(--line); border-top: 1px solid var(--line); }
@media (min-width: 700px) { .pnav { grid-template-columns: 1fr 1fr; } }
.pnav a { background: var(--paper); padding: var(--s-6) var(--s-5); transition: background var(--t-fast); }
.pnav a:hover { background: var(--paper-2); }
.pnav a:last-child { text-align: right; }
.pnav .eyebrow { margin-bottom: 8px; }
.pnav b { font-family: var(--font-display); font-size: var(--fs-lg); letter-spacing: -.025em; font-weight: 500; }

/* ---------- Barra de demo ------------------------------------------------- */
.demobar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 140;
  display: flex; align-items: center; gap: var(--s-4);
  padding: 9px var(--gutter);
  background: var(--ink); color: rgba(251,249,246,.72);
  font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: .06em;
  transform: translateY(100%);
  transition: transform var(--t-slow) var(--ease-out);
}
.demobar.is-in { transform: none; }
.demobar b { color: var(--brand-accent); font-weight: 500; }
.demobar .grow { text-align: left; }
.demobar a { border-bottom: 1px solid rgba(251,249,246,.4); }
.demobar a:hover { color: #fff; border-color: #fff; }
.demobar-x { color: rgba(251,249,246,.5); padding: 4px 8px; }
.demobar-x:hover { color: #fff; }
body.has-demobar { padding-bottom: 38px; }
body.has-demobar .wa-float { bottom: 58px; }
@media (max-width: 720px) {
  .demobar { font-size: var(--fs-micro); gap: 10px; padding: 0 14px; min-height: 48px; }
  .demobar .hide-sm { display: none; }
  .demobar a { padding-block: 15px; }
  .demobar-x { padding: 15px 10px; margin-right: -6px; }
  body.has-demobar { padding-bottom: 48px; }
  body.has-demobar .wa-float { bottom: 66px; }
}