/* ── Reset & tokens ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:      #080807;
  --bg-2:    #0d0c0b;
  --bg-3:    #141210;
  --bg-4:    #1c1915;
  --cream:   #EDEAD8;
  --cream-2: #C4BFA8;
  --cream-3: #7A7568;
  --accent:  #B8935A;
  --accent-h:#CBA76A;
  --line:    rgba(255,255,255,0.07);
  --serif:   'Cormorant Garamond', Georgia, serif;
  --sans:    'Inter', system-ui, sans-serif;
  --mono:    'JetBrains Mono', monospace;
  --gutter:  clamp(1.25rem, 5vw, 5rem);
  --nav-h:   72px;
}

html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--cream);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { background: none; border: none; cursor: pointer; font: inherit; color: inherit; padding: 0; }
ul, ol { list-style: none; }

/* ── Splash ── */
.splash {
  position: fixed; inset: 0; z-index: 999;
  background: var(--bg);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2.5rem;
  transition: opacity .7s ease, visibility .7s ease;
}
.splash.is-out { opacity: 0; visibility: hidden; }
.splash-logo { width: clamp(90px, 13vw, 130px); opacity: .85; }
.splash-line {
  width: 1px; height: 70px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: splashLine 1.6s ease forwards;
}
@keyframes splashLine {
  from { transform: scaleY(0); transform-origin: top; }
  to   { transform: scaleY(1); }
}

/* ── WA float ── */
.wa-float {
  position: fixed; bottom: 2rem; right: 2rem; z-index: 90;
  width: 52px; height: 52px;
  background: var(--accent); color: var(--bg);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 24px rgba(184,147,90,.4);
  transition: transform .25s, background .25s;
}
.wa-float:hover { transform: translateY(-3px); background: var(--accent-h); }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .75rem 1.75rem;
  font-size: .78rem; font-family: var(--sans); font-weight: 500;
  letter-spacing: .1em; text-transform: uppercase;
  border-radius: 2px; border: 1px solid transparent;
  transition: background .25s, color .25s, border-color .25s, transform .2s;
  cursor: pointer;
}
.btn-gold   { background: var(--accent); color: var(--bg); border-color: var(--accent); }
.btn-gold:hover { background: var(--accent-h); border-color: var(--accent-h); }
.btn-outline { background: transparent; color: var(--cream); border-color: rgba(237,234,216,.3); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-wa { background: transparent; color: var(--cream); border-color: rgba(237,234,216,.2); }
.btn-wa:hover { border-color: var(--accent); color: var(--accent); }
.btn-full { width: 100%; justify-content: center; }

/* ── Section label ── */
.section-label {
  font-family: var(--mono);
  font-size: .85rem; letter-spacing: .22em; text-transform: uppercase;
  color: var(--cream-3);
  display: block; margin-bottom: 1.5rem;
}

/* ── Nav ── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 80;
  height: var(--nav-h);
  display: flex; align-items: center;
  padding: 0 var(--gutter); gap: 2rem;
  transition: background .4s, backdrop-filter .4s, border-color .4s;
  border-bottom: 1px solid transparent;
}
.nav.is-solid {
  background: rgba(8,8,7,.93);
  backdrop-filter: blur(14px);
  border-color: var(--line);
}
.nav-logo img { height: 44px; width: auto; object-fit: contain; }
.nav-links { display: flex; gap: 2.5rem; margin: 0 auto; }
.nav-link {
  font-size: .72rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--cream-2); transition: color .2s;
  position: relative; padding-bottom: 3px;
}
.nav-link::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0;
  height: 1px; background: var(--accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform .3s;
}
.nav-link:hover { color: var(--cream); }
.nav-link:hover::after { transform: scaleX(1); }
.nav-cta { font-size: .7rem; padding: .5rem 1.1rem; }
.burger {
  display: none; flex-direction: column; gap: 5px;
  padding: 6px; margin-left: auto;
}
.burger span {
  display: block; width: 22px; height: 1px;
  background: var(--cream);
  transition: transform .3s, opacity .3s;
}
.burger.is-open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.nav-mobile {
  position: fixed; inset: 0; z-index: 79;
  background: var(--bg);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2rem;
  transform: translateX(100%);
  transition: transform .45s cubic-bezier(0.16,1,0.3,1);
}
.nav-mobile.is-open { transform: none; }
.nav-mobile ul { display: flex; flex-direction: column; align-items: center; gap: 1.75rem; }
.nav-mobile a { font-family: var(--serif); font-size: 2rem; font-weight: 300; color: var(--cream); }
.nav-mobile .btn-gold { background: none; border: none; padding: 0; color: var(--accent); font-size: 2rem; font-family: var(--serif); font-weight: 300; letter-spacing: normal; text-transform: none; align-self: center; text-align: center; display: inline; }

/* ── Hero ── */
.hero {
  position: relative;
  height: 100vh; min-height: 600px;
  display: flex; align-items: flex-end;
  overflow: hidden;
  background: var(--bg);
}
.hero-bg { position: absolute; inset: 0; }
.hero-bg-img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center;
}
.hero-bg::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(110deg, rgba(8,8,7,.9) 0%, rgba(8,8,7,.55) 45%, rgba(8,8,7,.15) 100%);
}
.hero-content {
  position: relative; z-index: 1; width: 100%;
  padding: 0 var(--gutter) clamp(3rem, 9vh, 7rem);
}
.hero-text { max-width: 560px; }
.hero-eyebrow {
  font-family: var(--mono); font-size: .7rem;
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1.25rem;
}
.hero-headline {
  font-family: var(--serif);
  font-size: clamp(2.4rem, 5.5vw, 5rem);
  font-weight: 300; line-height: 1.04; letter-spacing: -.025em;
  color: var(--cream); margin-bottom: 1.25rem;
}
.hero-sub {
  font-family: var(--mono); font-size: clamp(.68rem, 1.3vw, .82rem);
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--cream-2); margin-bottom: 2.25rem;
}
.hero-btns { display: flex; gap: 1rem; flex-wrap: wrap; }

/* ── Categorias ── */
.categorias { padding: 3.5rem var(--gutter); background: var(--bg-2); }
.cat-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 2px;
}
.cat-card {
  position: relative;
  display: flex; flex-direction: column; align-items: center; justify-content: flex-end;
  padding: 2rem .75rem 1.5rem; min-height: 170px;
  overflow: hidden; cursor: pointer; text-align: center;
  transition: transform .3s;
}
.cat-bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  filter: brightness(.42) saturate(.7);
  transition: filter .4s;
}
.cat-card:hover .cat-bg,
.cat-card.is-active .cat-bg { filter: brightness(.62) saturate(.95); }
.cat-icon {
  position: relative; z-index: 1;
  color: var(--accent); margin-bottom: .8rem;
  transition: transform .3s;
}
.cat-card:hover .cat-icon { transform: translateY(-3px); }
.cat-name {
  position: relative; z-index: 1;
  font-family: var(--mono); font-size: .65rem;
  letter-spacing: .2em; text-transform: uppercase;
  color: var(--cream-2); transition: color .25s;
}
.cat-card:hover .cat-name,
.cat-card.is-active .cat-name { color: var(--accent); }
.cat-card.is-active::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0;
  height: 2px; background: var(--accent);
}

/* ── Proyectos ── */
.proyectos { padding: 4rem 0; background: var(--bg); }
.proyectos-header {
  display: flex; align-items: baseline; justify-content: space-between;
  padding: 0 var(--gutter); margin-bottom: 2rem;
}
.ver-todos-btn {
  font-family: var(--mono); font-size: .68rem;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--accent); transition: opacity .2s;
}
.ver-todos-btn:hover { opacity: .65; }

.portfolio-strip {
  display: flex; gap: 2px;
  overflow-x: auto; scrollbar-width: none;
}
.portfolio-strip::-webkit-scrollbar { display: none; }

.portfolio-item {
  position: relative; flex: 1 1 160px; min-width: 140px;
  height: clamp(180px, 28vw, 360px);
  overflow: hidden; cursor: pointer;
  transition: flex-grow .45s cubic-bezier(0.16,1,0.3,1);
}
.portfolio-item img {
  width: 100%; height: 100%; object-fit: cover; object-position: center;
  transition: transform .6s cubic-bezier(0.16,1,0.3,1), filter .4s;
  filter: brightness(.7) saturate(.65);
}
.portfolio-item:hover, .portfolio-item.is-active { flex-grow: 2.2; }
.portfolio-item:hover img, .portfolio-item.is-active img { transform: scale(1.05); filter: brightness(.85) saturate(1); }
.portfolio-item.is-hidden { display: none; }
.portfolio-overlay {
  position: absolute; inset: 0;
  display: flex; align-items: flex-end; padding: 1.25rem;
  background: linear-gradient(to top, rgba(8,8,7,.75) 0%, transparent 55%);
  opacity: 0; transition: opacity .3s;
}
.portfolio-item:hover .portfolio-overlay, .portfolio-item.is-active .portfolio-overlay { opacity: 1; }
.portfolio-overlay span {
  font-family: var(--mono); font-size: .67rem;
  letter-spacing: .18em; text-transform: uppercase; color: var(--accent);
}

/* ── Nosotros ── */
.nosotros { display: grid; grid-template-columns: 1fr 1fr; min-height: 360px; max-height: calc(100vh - var(--nav-h)); background: var(--bg-2); overflow: hidden; }
.nosotros-photo { position: relative; overflow: hidden; }
.nosotros-photo img {
  width: 100%; height: 100%; object-fit: cover; object-position: center;
  filter: brightness(.8) saturate(.75);
  transition: transform .8s cubic-bezier(0.16,1,0.3,1);
}
.nosotros-photo:hover img { transform: scale(1.03); }
.nosotros-text {
  padding: clamp(1.75rem, 3vw, 3rem) clamp(2rem, 5vw, 5rem);
  display: flex; flex-direction: column; justify-content: center;
}
.nosotros-headline {
  font-family: var(--serif);
  font-size: clamp(1.4rem, 2.2vw, 2.2rem);
  font-weight: 300; line-height: 1.25; letter-spacing: -.01em;
  color: var(--cream); margin-bottom: 1rem;
}
.nosotros-body {
  font-size: .9375rem; color: var(--cream-3); line-height: 1.78;
  margin-bottom: 1rem;
}
.nosotros-text .btn { margin-top: 1rem; align-self: flex-start; }

/* ── Proceso ── */
.proceso {
  padding: 5rem var(--gutter); background: var(--bg);
  border-top: 1px solid var(--line);
}
.proceso-steps {
  display: flex; align-items: flex-start; margin-top: 2rem; gap: 0;
}
.proceso-step {
  flex: 1; display: flex; flex-direction: column; align-items: center;
  text-align: center; padding: 0 .5rem;
}
.paso-num {
  font-family: var(--serif); font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 300; color: var(--accent); line-height: 1; margin-bottom: .6rem;
}
.paso-dash { width: 20px; height: 1px; background: var(--accent); opacity: .35; margin-bottom: .9rem; }
.paso-icon { color: var(--accent); margin-bottom: .65rem; }
.paso-name {
  font-family: var(--mono); font-size: .68rem;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--cream); margin-bottom: .45rem; font-weight: 400;
}
.paso-desc {
  font-size: .8rem; color: var(--cream-3); line-height: 1.65;
  max-width: 130px; margin: 0 auto;
}
.paso-connector {
  flex: 0 0 auto; width: 16px; height: 1px;
  background: var(--line); margin-top: 2.2rem; align-self: flex-start;
}

/* ── Contacto ── */
.contacto { padding: 5rem var(--gutter); background: var(--bg-2); border-top: 1px solid var(--line); }
.contacto-inner {
  display: grid; grid-template-columns: 1fr 1fr 1.5fr; gap: 4rem; align-items: start;
}
.contacto-list { display: flex; flex-direction: column; gap: 1.3rem; }
.contacto-list li { display: flex; align-items: flex-start; gap: .85rem; }
.contact-icon { color: var(--accent); flex-shrink: 0; margin-top: 1px; }
.contacto-list a { color: var(--cream-2); transition: color .2s; font-size: .9375rem; }
.contacto-list a:hover { color: var(--accent); }
.contacto-list span { color: var(--cream-3); font-size: .9rem; line-height: 1.65; }
.wa-desc { font-size: .9rem; color: var(--cream-3); line-height: 1.75; margin-bottom: 1.75rem; }

/* Contact form */
.contacto-form { display: flex; flex-direction: column; gap: .65rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: .65rem; }
.contacto-form input,
.contacto-form select,
.contacto-form textarea {
  background: var(--bg-3); border: 1px solid var(--line);
  color: var(--cream); font-family: var(--sans); font-size: .875rem;
  padding: .8rem 1rem; border-radius: 2px; outline: none;
  transition: border-color .2s; width: 100%;
  -webkit-appearance: none; appearance: none;
}
.contacto-form input::placeholder,
.contacto-form textarea::placeholder { color: var(--cream-3); }
.contacto-form select { color: var(--cream-3); }
.contacto-form select option { background: var(--bg-3); color: var(--cream); }
.contacto-form input:focus,
.contacto-form select:focus,
.contacto-form textarea:focus { border-color: var(--accent); }
.contacto-form textarea { resize: vertical; min-height: 96px; }
.contacto-form .btn { margin-top: .15rem; }
.form-success {
  padding: 1.1rem; border: 1px solid var(--accent);
  color: var(--accent); font-size: .875rem; text-align: center; border-radius: 2px;
}

/* ── Footer ── */
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.4rem var(--gutter);
  border-top: 1px solid var(--line); background: var(--bg);
}
.footer-copy { font-size: .72rem; color: var(--cream-3); letter-spacing: .05em; }
.footer-tags { display: flex; gap: 1.5rem; }
.footer-tags li { font-size: .7rem; color: var(--cream-3); letter-spacing: .06em; position: relative; }
.footer-tags li:not(:last-child)::after { content: '·'; position: absolute; right: -.85rem; color: var(--cream-3); }

/* ── Gallery pages ── */
.gallery-page-hero {
  padding: calc(var(--nav-h) + 4rem) var(--gutter) 3rem;
  background: var(--bg); border-bottom: 1px solid var(--line);
}
.gallery-back {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--mono); font-size: .68rem;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--cream-3); margin-bottom: 2.5rem;
  transition: color .2s;
}
.gallery-back:hover { color: var(--accent); }
.gallery-back-bottom { padding: 2.5rem var(--gutter); background: var(--bg); }
.gallery-page-title {
  font-family: var(--serif);
  font-size: clamp(2.4rem, 5.5vw, 4.5rem);
  font-weight: 300; letter-spacing: -.02em; color: var(--cream);
  line-height: 1.05; margin-bottom: .6rem;
}
.gallery-page-sub {
  font-family: var(--mono); font-size: .7rem;
  letter-spacing: .16em; text-transform: uppercase; color: var(--cream-3);
}
.gallery-section { padding: 3rem var(--gutter) 5rem; background: var(--bg); }
.gallery-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: .75rem;
}
.gallery-item { overflow: hidden; }
.gallery-item img {
  width: 100%; height: 260px; display: block;
  object-fit: cover; object-position: center;
  filter: brightness(.88) saturate(.8);
  transition: filter .4s, transform .45s cubic-bezier(0.16,1,0.3,1);
}
.gallery-item:hover img { filter: brightness(1) saturate(1); transform: scale(1.04); }
.portfolio-item { display: block; }

/* ── Reveal ── */
.js-ready .reveal {
  opacity: 0; transform: translateY(22px);
  transition: opacity .75s cubic-bezier(0.16,1,0.3,1), transform .75s cubic-bezier(0.16,1,0.3,1);
}
.reveal.is-visible { opacity: 1 !important; transform: none !important; }

/* ── Responsive ── */
@media (max-width: 1100px) {
  .contacto-inner { grid-template-columns: 1fr 1fr; }
  .contacto-form { grid-column: 1 / -1; }
}
@media (max-width: 960px) {
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .nosotros { grid-template-columns: 1fr; max-height: none; }
  .nosotros-photo { height: 55vw; min-height: 260px; }
  .nosotros-text { padding-bottom: 3.5rem; }
  .proceso-steps { flex-wrap: wrap; justify-content: center; gap: 2.5rem; }
  .paso-connector { display: none; }
  .proceso-step { flex: 0 0 calc(33.33% - 2rem); }
}
@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .burger { display: flex; }
  .contacto-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .contacto-form { grid-column: unset; }
  .form-row { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: .75rem; text-align: center; }
}
@media (max-width: 960px) {
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 640px) {
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-item img { height: 200px; }
}
@media (max-width: 520px) {
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .proceso-step { flex: 0 0 calc(50% - 1.5rem); }
  .portfolio-strip { flex-direction: row; padding: 0 1rem; gap: 8px; scroll-snap-type: x mandatory; }
  .portfolio-item { flex: 0 0 calc(50% - 20px); height: 58vw; min-width: 0; scroll-snap-align: start; }
  .hero-bg-img { object-position: 70% center; }
  .hero-text { max-width: 62%; }
  .hero-eyebrow { margin-bottom: .6rem; }
  .hero-headline { font-size: clamp(2rem, 8.5vw, 2.6rem); margin-bottom: .6rem; }
  .hero-sub { font-size: .63rem; margin-bottom: 1.1rem; }
  .hero-btns { flex-direction: column; align-items: stretch; gap: .5rem; }
  .hero-btns .btn { padding: .6rem 1.4rem; font-size: .68rem; text-align: center; justify-content: center; }
}

/* ── Page transition fade ── */
.page-fade {
  position: fixed; inset: 0; z-index: 1000;
  background: var(--bg);
  opacity: 1;
  transition: opacity .55s ease;
}
.page-fade.is-transparent { opacity: 0; pointer-events: none; }

/* ── Lightbox ── */
.lb-overlay { position: fixed; inset: 0; z-index: 998; background: rgba(8,8,7,.96); display: flex; align-items: center; justify-content: center; opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s; cursor: zoom-out; }
.lb-overlay.is-open { opacity: 1; visibility: visible; }
.lb-overlay img { max-width: 90vw; max-height: 90vh; object-fit: contain; display: block; cursor: default; }
.lb-close { position: absolute; top: 1.25rem; right: 1.5rem; font-family: var(--mono); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: var(--cream-3); cursor: pointer; transition: color .2s; background: none; border: none; }
.lb-close:hover { color: var(--accent); }
.lb-vid { max-width: 90vw; max-height: 90vh; display: none; cursor: default; background: #000; }
.lb-prev, .lb-next { position: absolute; top: 50%; transform: translateY(-50%); background: rgba(8,8,7,.55); border: 1px solid rgba(255,255,255,.15); color: var(--cream); cursor: pointer; font-size: 1.2rem; width: 44px; height: 44px; border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: background .2s, color .2s; }
.lb-prev { left: 1rem; }
.lb-next { right: 1rem; }
.lb-prev:hover, .lb-next:hover { background: rgba(8,8,7,.85); color: var(--accent); }
@media (hover: none) {
  .portfolio-item .portfolio-overlay { opacity: 1; }
}
.gallery-item img { cursor: zoom-in; }
.gallery-item video { width: 100%; height: 260px; object-fit: cover; display: block; background: var(--bg); pointer-events: none; transition: transform .6s cubic-bezier(0.16,1,0.3,1), filter .4s; filter: brightness(.95); }
.gallery-item:has(video) { position: relative; cursor: zoom-in; }
.gallery-item:hover video { transform: scale(1.04); filter: brightness(1); }
.gallery-item:has(video)::before { content: ''; position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); width: 48px; height: 48px; border-radius: 50%; background: rgba(255,255,255,.18) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M8 5v14l11-7z'/%3E%3C/svg%3E") center/60% no-repeat; pointer-events: none; z-index: 1; backdrop-filter: blur(2px); }
@media (max-width: 640px) { .gallery-item video { height: 200px; } }