/* ============================================================
   Inmobiliaria Doña Isidora — Componentes
   ============================================================ */

/* ---------- Botones ---------- */
.btn {
  --btn-bg: var(--green-700);
  --btn-fg: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .55rem;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: .98rem;
  line-height: 1;
  padding: .92rem 1.5rem;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  background: var(--btn-bg);
  color: var(--btn-fg);
  cursor: pointer;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), color .25s var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); color: var(--btn-fg); }
.btn:active { transform: translateY(0); }
.btn .ico { width: 1.05em; height: 1.05em; }

.btn--gold { --btn-bg: var(--gold-500); --btn-fg: var(--green-900); }
.btn--gold:hover { --btn-bg: var(--gold-600); }
.btn--outline {
  background: transparent;
  border-color: var(--green-700);
  color: var(--green-700);
}
.btn--outline:hover { background: var(--green-700); color: #fff; }
.btn--ghost-light {
  background: rgba(255,255,255,.1);
  border-color: rgba(255,255,255,.45);
  color: #fff;
  backdrop-filter: blur(4px);
}
.btn--ghost-light:hover { background: #fff; color: var(--green-800); }
.btn--whatsapp { --btn-bg: #1faf54; --btn-fg: #fff; }
.btn--whatsapp:hover { --btn-bg: #18a04b; }
.btn--block { width: 100%; }
.btn--sm { padding: .6rem 1rem; font-size: .88rem; }
.btn--lg { padding: 1.05rem 1.9rem; font-size: 1.05rem; }

/* ---------- Navbar ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background .3s var(--ease), box-shadow .3s var(--ease);
}
.nav__inner {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.1rem, 4vw, 2.2rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.nav--solid, .nav.is-scrolled {
  background: rgba(247, 244, 236, .92);
  backdrop-filter: saturate(150%) blur(10px);
  box-shadow: 0 1px 0 var(--line), 0 6px 20px rgba(31,51,38,.05);
}

/* Marca / logo */
.brand { display: inline-flex; align-items: center; gap: .7rem; }
.brand__mark { width: 46px; height: 46px; flex: none; }
.brand__text { display: flex; flex-direction: column; line-height: 1; }
.brand__name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.32rem;
  color: var(--green-800);
  letter-spacing: -.01em;
}
.brand__sub {
  font-size: .62rem;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--gold-600);
  font-weight: 700;
  margin-top: .26rem;
}
.nav-light:not(.is-scrolled) .brand__name { color: #fff; }
.nav-light:not(.is-scrolled) .brand__sub { color: var(--gold-300); }

/* Menú */
.nav__menu {
  display: flex;
  align-items: center;
  gap: .35rem;
  list-style: none;
}
.nav__link {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .55rem .85rem;
  border-radius: var(--radius-pill);
  font-weight: 550;
  font-size: .96rem;
  color: var(--ink);
  transition: color .2s var(--ease), background .2s var(--ease);
  cursor: pointer;
}
.nav-light:not(.is-scrolled) .nav__link { color: #eef3ec; }
.nav__link:hover { color: var(--green-700); background: rgba(47,93,58,.08); }
.nav-light:not(.is-scrolled) .nav__link:hover { color: #fff; background: rgba(255,255,255,.14); }
.nav__link.is-active { color: var(--green-700); }
.nav__link.is-active::after {
  content: ""; width: 5px; height: 5px; border-radius: 50%;
  background: var(--gold-500);
}

/* Dropdown */
.nav__item { position: relative; }
.nav__caret { width: .7em; height: .7em; transition: transform .25s var(--ease); }
.nav__item:hover .nav__caret, .nav__item:focus-within .nav__caret { transform: rotate(180deg); }
.nav__dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 232px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: .5rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity .22s var(--ease), transform .22s var(--ease), visibility .22s;
  list-style: none;
}
.nav__item:hover .nav__dropdown,
.nav__item:focus-within .nav__dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.nav__dropdown a {
  display: flex; flex-direction: column;
  padding: .6rem .8rem;
  border-radius: var(--radius-sm);
  color: var(--ink);
}
.nav__dropdown a:hover { background: var(--green-50); color: var(--green-700); }
.nav__dropdown a span { font-weight: 600; }
.nav__dropdown a small { color: var(--muted); font-size: .8rem; }

.nav__cta { display: flex; align-items: center; gap: .6rem; }

/* Toggle móvil */
.nav__toggle {
  display: none;
  width: 46px; height: 46px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--paper);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex: none;
}
.nav__toggle span, .nav__toggle span::before, .nav__toggle span::after {
  content: ""; display: block; width: 20px; height: 2px; background: var(--green-800);
  border-radius: 2px; transition: transform .25s var(--ease), opacity .2s;
}
.nav__toggle span::before { transform: translateY(-6px); }
.nav__toggle span::after { transform: translateY(4px); }
.nav-open .nav__toggle span { background: transparent; }
.nav-open .nav__toggle span::before { transform: rotate(45deg); }
.nav-open .nav__toggle span::after { transform: rotate(-45deg) translateY(-1.4px); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  margin-top: calc(var(--nav-h) * -1);
  padding-top: calc(var(--nav-h) + clamp(3rem, 8vw, 6rem));
  padding-bottom: clamp(4rem, 10vw, 8rem);
  color: #fff;
  overflow: hidden;
  background:
    radial-gradient(110% 120% at 78% 8%, rgba(60,122,75,.55), transparent 60%),
    linear-gradient(160deg, var(--green-800) 0%, var(--green-900) 70%);
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160' viewBox='0 0 160 160'%3E%3Cg fill='none' stroke='%23c9a24b' stroke-width='1' opacity='0.13'%3E%3Cpath d='M0 40 Q40 10 80 40 T160 40'/%3E%3Cpath d='M0 80 Q40 50 80 80 T160 80'/%3E%3Cpath d='M0 120 Q40 90 80 120 T160 120'/%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to bottom, #000, transparent 85%);
  mask-image: linear-gradient(to bottom, #000, transparent 85%);
}
.hero__inner { position: relative; z-index: 2; max-width: 760px; }
.hero h1 { color: #fff; margin-bottom: 1.1rem; }
.hero h1 em { font-style: italic; color: var(--gold-300); }
.hero__lead { font-size: 1.2rem; color: #d3ddd0; max-width: 33em; margin-bottom: 2rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .9rem; }
.hero__stats {
  display: flex; flex-wrap: wrap; gap: clamp(1.5rem, 5vw, 3.5rem);
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
  padding-top: 1.8rem;
  border-top: 1px solid rgba(255,255,255,.16);
  position: relative; z-index: 2;
}
.stat__num { font-family: var(--font-display); font-size: 2.2rem; color: var(--gold-300); line-height: 1; }
.stat__label { font-size: .9rem; color: #c2cdbf; margin-top: .35rem; }

/* Buscador del hero */
.hero-search {
  position: relative; z-index: 2;
  margin-top: 2.4rem;
  background: var(--paper);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: .65rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr) auto;
  gap: .5rem;
  max-width: 780px;
}
.hero-search label { display: flex; flex-direction: column; padding: .35rem .7rem; text-align: left; min-width: 0; }
.hero-search label span { font-size: .72rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.hero-search select {
  border: none; background: transparent; font-family: var(--font-sans); font-size: 1rem;
  color: var(--ink); font-weight: 600; padding: .2rem 0; cursor: pointer; outline: none;
  width: 100%; min-width: 0; max-width: 100%;
}
.hero-search .btn { align-self: stretch; }

/* ---------- Tira de categorías ---------- */
.cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1rem, 2vw, 1.6rem); }
.cat-card {
  position: relative;
  display: flex; flex-direction: column; justify-content: flex-end;
  min-height: 250px;
  padding: 1.5rem;
  border-radius: var(--radius);
  color: #fff;
  overflow: hidden;
  background: var(--green-700);
  isolation: isolate;
}
.cat-card::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, rgba(20,40,28,.15), rgba(20,40,28,.8));
}
.cat-card__bg { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--ease); }
.cat-card:hover .cat-card__bg { transform: scale(1.07); }
.cat-card h3 { color: #fff; margin: 0; }
.cat-card p { color: rgba(255,255,255,.82); margin: .25rem 0 0; font-size: .92rem; }
.cat-card__count {
  position: absolute; top: 1.1rem; left: 1.1rem;
  background: rgba(255,255,255,.16); backdrop-filter: blur(3px);
  border: 1px solid rgba(255,255,255,.28);
  padding: .3rem .7rem; border-radius: var(--radius-pill); font-size: .78rem; font-weight: 600;
}
.cat-card__arrow { position: absolute; bottom: 1.5rem; right: 1.5rem; transition: transform .3s var(--ease); }
.cat-card:hover .cat-card__arrow { transform: translateX(5px); }

/* ---------- Tarjetas de propiedad ---------- */
.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(312px, 1fr));
  gap: clamp(1.2rem, 2.2vw, 2rem);
}
.card {
  position: relative;
  display: flex; flex-direction: column;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--line-strong); }
.card__media { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: var(--bone); }
.card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--ease); }
.card:hover .card__media img { transform: scale(1.06); }
.card__badges { position: absolute; top: .85rem; left: .85rem; display: flex; gap: .4rem; flex-wrap: wrap; z-index: 2; }
.card__body { padding: 1.25rem 1.3rem 1.4rem; display: flex; flex-direction: column; flex: 1; }
.card__kicker { font-size: .76rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--gold-600); margin-bottom: .45rem; }
.card__title { font-size: 1.22rem; margin: 0 0 .35rem; }
.card__title a { color: var(--green-900); }
.card__title a:hover { color: var(--green-700); }
.card__loc { display: flex; align-items: center; gap: .4rem; color: var(--muted); font-size: .9rem; margin-bottom: .9rem; }
.card__loc .ico { width: 1em; height: 1em; color: var(--gold-600); }
.card__specs {
  display: flex; flex-wrap: wrap; gap: .9rem;
  padding: .85rem 0; margin-top: auto;
  border-top: 1px solid var(--line);
  color: var(--ink-soft); font-size: .88rem;
}
.card__specs span { display: inline-flex; align-items: center; gap: .35rem; }
.card__specs .ico { width: 1.05em; height: 1.05em; color: var(--green-600); }
.card__foot { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-top: 1rem; }
.card__price { font-family: var(--font-display); font-size: 1.3rem; color: var(--green-800); font-weight: 600; }
.card__price small { font-family: var(--font-sans); font-size: .76rem; color: var(--muted); font-weight: 600; display: block; }
.card__price--muted { font-size: 1rem; color: var(--ink-soft); }

/* Badges */
.badge {
  display: inline-flex; align-items: center; gap: .35rem;
  padding: .32rem .7rem; border-radius: var(--radius-pill);
  font-size: .74rem; font-weight: 700; letter-spacing: .03em;
  background: rgba(255,255,255,.92); color: var(--green-800);
  box-shadow: var(--shadow-sm);
}
.badge--green { background: var(--green-700); color: #fff; }
.badge--gold { background: var(--gold-500); color: var(--green-900); }
.badge--muted { background: rgba(36,42,28,.78); color: #fff; }
.badge--dot::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* ---------- Tarjeta de proyecto ---------- */
.project-card {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.project-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.project-card__media { position: relative; min-height: 300px; overflow: hidden; background: var(--bone); }
.project-card__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--ease); }
.project-card:hover .project-card__media img { transform: scale(1.06); }
.project-card__media .badge { position: absolute; top: 1rem; left: 1rem; }
.project-card__body { padding: clamp(1.6rem, 3vw, 2.6rem); display: flex; flex-direction: column; }
.project-card__body h3 { font-size: clamp(1.5rem, 2.6vw, 2rem); }
.project-card__meta { display: flex; flex-wrap: wrap; gap: 1.4rem; margin: 1.2rem 0 1.4rem; list-style: none; }
.project-card__meta div { display: flex; flex-direction: column; }
.project-card__meta dt { font-size: .74rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); font-weight: 700; }
.project-card__meta dd { margin: .2rem 0 0; font-family: var(--font-display); font-size: 1.4rem; color: var(--green-800); }
.project-card__foot { margin-top: auto; display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }

/* ---------- Filtros ---------- */
.filters {
  display: flex; flex-wrap: wrap; gap: .6rem; align-items: center;
  background: var(--paper); border: 1px solid var(--line);
  border-radius: var(--radius); padding: .8rem .9rem; margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
}
.chip {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .5rem 1rem; border-radius: var(--radius-pill);
  border: 1px solid var(--line-strong); background: transparent;
  font-family: var(--font-sans); font-weight: 600; font-size: .9rem; color: var(--ink-soft);
  cursor: pointer; transition: all .2s var(--ease);
}
.chip:hover { border-color: var(--green-600); color: var(--green-700); }
.chip.is-active { background: var(--green-700); border-color: var(--green-700); color: #fff; }
.filters__sep { width: 1px; align-self: stretch; background: var(--line); margin-inline: .3rem; }
.filters__select {
  border: 1px solid var(--line-strong); border-radius: var(--radius-pill);
  padding: .5rem 1rem; font-family: var(--font-sans); font-weight: 600; font-size: .9rem;
  color: var(--ink-soft); background: transparent; cursor: pointer;
}
.results-count { color: var(--muted); font-size: .92rem; margin-left: auto; }

.empty-state {
  text-align: center; padding: 4rem 1rem; color: var(--muted);
  border: 1px dashed var(--line-strong); border-radius: var(--radius); background: var(--paper);
  grid-column: 1 / -1;
}

/* ---------- Detalle ---------- */
.breadcrumbs { font-size: .86rem; color: var(--muted); margin-bottom: 1.2rem; display: flex; gap: .5rem; flex-wrap: wrap; }
.breadcrumbs a { color: var(--ink-soft); }
.breadcrumbs span { color: var(--line-strong); }

.gallery { display: grid; grid-template-columns: 2fr 1fr 1fr; grid-auto-rows: 1fr; gap: .6rem; border-radius: var(--radius-lg); overflow: hidden; }
.gallery__item { position: relative; overflow: hidden; cursor: zoom-in; background: var(--bone); aspect-ratio: 4/3; border: none; padding: 0; }
.gallery__item:first-child { grid-row: span 2; grid-column: span 2; aspect-ratio: auto; }
.gallery__item img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.gallery__item:hover img { transform: scale(1.05); }
.gallery__more {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  background: rgba(20,40,28,.55); color: #fff; font-weight: 600; font-size: 1.1rem;
}

.detail-grid { display: grid; grid-template-columns: 1fr 360px; gap: clamp(1.5rem, 3vw, 3rem); align-items: start; }
.spec-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 1rem; margin: 1.5rem 0; }
.spec {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.1rem; text-align: center;
}
.spec .ico { width: 1.5rem; height: 1.5rem; color: var(--green-600); margin: 0 auto .5rem; }
.spec strong { font-family: var(--font-display); font-size: 1.35rem; color: var(--green-800); display: block; }
.spec small { color: var(--muted); font-size: .82rem; }

.feature-list { list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: .7rem 1.5rem; }
.feature-list li { display: flex; align-items: flex-start; gap: .6rem; color: var(--ink-soft); }
.feature-list .ico { width: 1.15em; height: 1.15em; color: var(--gold-600); flex: none; margin-top: .28rem; }

.sidecard {
  position: sticky; top: calc(var(--nav-h) + 1.2rem);
  background: var(--paper); border: 1px solid var(--line);
  border-radius: var(--radius-lg); padding: 1.6rem; box-shadow: var(--shadow-md);
}
.sidecard__price { font-family: var(--font-display); font-size: 2rem; color: var(--green-800); }
.sidecard__price small { display: block; font-family: var(--font-sans); font-size: .82rem; color: var(--muted); font-weight: 600; }

.lots-table { width: 100%; border-collapse: collapse; font-size: .94rem; }
.lots-table th, .lots-table td { padding: .8rem 1rem; text-align: left; border-bottom: 1px solid var(--line); }
.lots-table th { font-size: .76rem; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.lots-table tbody tr:hover { background: var(--green-50); }

.plan-figure { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); background: var(--paper); }
.plan-figure img { width: 100%; cursor: zoom-in; }
.plan-figure figcaption { padding: .8rem 1rem; font-size: .85rem; color: var(--muted); }

/* ---------- Formulario ---------- */
.field { margin-bottom: 1.05rem; }
.field label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: .4rem; color: var(--ink); }
.field input, .field textarea {
  width: 100%; font-family: var(--font-sans); font-size: 1rem; color: var(--ink);
  background: var(--cream); border: 1px solid var(--line-strong); border-radius: var(--radius-sm);
  padding: .8rem .9rem; transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.field input:focus, .field textarea:focus {
  outline: none; border-color: var(--green-600); background: #fff;
  box-shadow: 0 0 0 3px rgba(60,122,75,.14);
}
.field textarea { resize: vertical; min-height: 120px; }
.text-danger { color: #b3261e; font-size: .85rem; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-note { font-size: .82rem; color: var(--muted); }
.alert-success {
  background: var(--green-50); border: 1px solid var(--green-200); color: var(--green-800);
  border-radius: var(--radius); padding: 1.1rem 1.2rem; display: flex; gap: .7rem; align-items: flex-start;
}
.alert-success .ico { color: var(--green-600); flex: none; margin-top: .15rem; width: 1.3em; height: 1.3em; }

/* ---------- Bloque CTA ---------- */
.cta-band {
  position: relative; overflow: hidden;
  background: radial-gradient(120% 160% at 15% 10%, var(--green-700), var(--green-900));
  color: #fff; border-radius: var(--radius-lg);
  padding: clamp(2.2rem, 5vw, 4rem);
  display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap;
}
.cta-band h2 { color: #fff; margin: 0; }
.cta-band p { color: #cfe0d2; margin: .5rem 0 0; max-width: 40ch; }

/* ---------- Servicios ---------- */
.svc-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: clamp(1rem, 2vw, 1.6rem); }
.svc {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.6rem; transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.svc:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.svc__icon {
  width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center;
  background: var(--green-50); color: var(--green-700); margin-bottom: 1rem;
}
.svc__icon .ico { width: 26px; height: 26px; }
.svc h3 { font-size: 1.2rem; }
.svc p { color: var(--ink-soft); font-size: .95rem; margin: 0; }

/* Zonas */
.zones { display: flex; flex-wrap: wrap; gap: .6rem; }
.zone-pill {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .55rem 1.1rem; border-radius: var(--radius-pill);
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.18); color: #eaefe6; font-weight: 600;
}
.zone-pill .ico { color: var(--gold-300); width: 1em; height: 1em; }

/* ---------- Footer ---------- */
.footer { background: var(--green-900); color: #c4d0c2; padding-block: clamp(3rem, 6vw, 4.5rem) 2rem; }
.footer a { color: #c4d0c2; }
.footer a:hover { color: var(--gold-300); }
.footer__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 2rem; }
.footer h4 { color: #fff; font-family: var(--font-sans); font-size: .82rem; letter-spacing: .14em; text-transform: uppercase; margin-bottom: 1rem; }
.footer ul { list-style: none; display: flex; flex-direction: column; gap: .55rem; }
.footer .brand__name { color: #fff; }
.footer__intro { max-width: 32ch; font-size: .94rem; color: #a9b7a7; margin-top: 1rem; }
.footer__social { display: flex; gap: .6rem; margin-top: 1.2rem; }
.footer__social a {
  width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center;
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.14);
}
.footer__social a:hover { background: var(--gold-500); color: var(--green-900); }
.footer__bottom {
  margin-top: 2.5rem; padding-top: 1.4rem; border-top: 1px solid rgba(255,255,255,.12);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: .6rem;
  font-size: .84rem; color: #8fa08d;
}

/* ---------- WhatsApp flotante ---------- */
.wa-fab {
  position: fixed; right: clamp(1rem, 3vw, 1.8rem); bottom: clamp(1rem, 3vw, 1.8rem);
  z-index: 90; width: 58px; height: 58px; border-radius: 50%;
  background: #1faf54; color: #fff; display: grid; place-items: center;
  box-shadow: 0 10px 30px rgba(31,175,84,.45); transition: transform .25s var(--ease);
}
.wa-fab:hover { transform: scale(1.08); color: #fff; }
.wa-fab svg { width: 30px; height: 30px; }
.wa-fab::after {
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(31,175,84,.5); animation: wa-pulse 2.6s infinite;
}
@keyframes wa-pulse { 0% { box-shadow: 0 0 0 0 rgba(31,175,84,.45);} 70%{box-shadow:0 0 0 18px rgba(31,175,84,0);} 100%{box-shadow:0 0 0 0 rgba(31,175,84,0);} }

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed; inset: 0; z-index: 200; background: rgba(16,28,20,.94);
  display: flex; align-items: center; justify-content: center; padding: 4vw;
  opacity: 0; visibility: hidden; transition: opacity .3s var(--ease), visibility .3s;
}
.lightbox.is-open { opacity: 1; visibility: visible; }
.lightbox img { max-width: 92vw; max-height: 86vh; border-radius: var(--radius); box-shadow: var(--shadow-lg); }
.lightbox__btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 52px; height: 52px; border-radius: 50%; border: none; cursor: pointer;
  background: rgba(255,255,255,.12); color: #fff; display: grid; place-items: center;
  font-size: 1.6rem; transition: background .2s;
}
.lightbox__btn:hover { background: rgba(255,255,255,.25); }
.lightbox__prev { left: 3vw; } .lightbox__next { right: 3vw; }
.lightbox__close { top: 4vw; right: 4vw; transform: none; }
.lightbox__count { position: absolute; bottom: 4vw; left: 0; right: 0; text-align: center; color: #fff; font-size: .9rem; }

/* ---------- Animaciones de entrada ---------- */
[data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); }
[data-reveal].is-visible { opacity: 1; transform: none; }
[data-reveal][data-delay="1"] { transition-delay: .08s; }
[data-reveal][data-delay="2"] { transition-delay: .16s; }
[data-reveal][data-delay="3"] { transition-delay: .24s; }
[data-reveal][data-delay="4"] { transition-delay: .32s; }

/* ---------- View Transitions ---------- */
@view-transition { navigation: auto; }

/* ---------- Helpers ---------- */
.text-center { text-align: center; }
.mt-gap { margin-top: clamp(2rem, 4vw, 3rem); }
.divider-top { border-top: 1px solid var(--line); }

/* ---------- Responsivo ---------- */
@media (max-width: 960px) {
  .project-card { grid-template-columns: 1fr; }
  .project-card__media { min-height: 230px; }
  .detail-grid { grid-template-columns: 1fr; }
  .sidecard { position: static; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .gallery { grid-template-columns: 1fr 1fr; }
  .gallery__item:first-child { grid-column: span 2; }
}

@media (max-width: 760px) {
  .nav__toggle { display: inline-flex; }
  .nav__menu {
    position: fixed; inset: var(--nav-h) 0 auto 0;
    flex-direction: column; align-items: stretch; gap: .2rem;
    background: var(--paper); padding: 1rem clamp(1.1rem, 4vw, 2.2rem) 1.6rem;
    box-shadow: var(--shadow-lg); border-top: 1px solid var(--line);
    transform: translateY(-130%); transition: transform .35s var(--ease);
    max-height: calc(100vh - var(--nav-h)); overflow-y: auto;
  }
  .nav-open .nav__menu { transform: translateY(0); }
  .nav-light:not(.is-scrolled) .nav__link { color: var(--ink); }
  .nav__dropdown {
    position: static; opacity: 1; visibility: visible; transform: none;
    box-shadow: none; border: none; padding: .2rem 0 .2rem 1rem; min-width: 0;
  }
  .nav__cta .btn { display: none; }
  .cat-grid { grid-template-columns: 1fr; }
  .hero-search { grid-template-columns: 1fr 1fr; }
  .hero-search .btn { grid-column: span 2; }
  .gallery { grid-template-columns: 1fr; }
  .gallery__item:first-child { grid-column: span 1; }
  .footer__grid { grid-template-columns: 1fr; }
  body { font-size: 16px; }
}

@media (max-width: 520px) {
  /* Pantallas muy angostas: el buscador del hero pasa a una sola columna */
  .hero-search { grid-template-columns: 1fr; }
  .hero-search .btn { grid-column: auto; width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
  .wa-fab::after { display: none; }
}