:root {
  --bg: #0c0a08;
  --bg-soft: #141110;
  --surface: rgba(255, 248, 240, 0.03);
  --surface-glass: rgba(255, 248, 240, 0.05);
  --text: #f0e8d8;
  --muted: #9a8f80;
  --accent: #c8945c;
  --accent-deep: #8a5c34;
  --amber: #d4a864;
  --line: rgba(200, 170, 120, 0.12);
  --line-bright: rgba(200, 170, 120, 0.22);
  --ok: #5ba872;
  --shadow: 0 20px 48px rgba(0, 0, 0, 0.4);
  --glass-blur: 16px;
  --hero-panel-bg: rgba(12, 10, 8, 0.72);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--text);
  line-height: 1.6;
  background:
    radial-gradient(circle at 12% 0%, rgba(200, 148, 92, 0.06), transparent 32%),
    radial-gradient(circle at 88% -6%, rgba(180, 140, 90, 0.04), transparent 28%),
    var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

.container { width: min(1120px, 92vw); margin: 0 auto; }

.section {
  padding: 88px 0;
  position: relative;
}
.section::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 5%;
  right: 5%;
  height: 1px;
  background: var(--line);
}

.eyebrow {
  margin: 0 0 12px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent);
}

h1, h2, h3 {
  margin: 0 0 16px;
  font-family: "Manrope", sans-serif;
  line-height: 1.08;
}
h1 { font-size: clamp(2.2rem, 5vw, 4rem); }
h2 { font-size: clamp(1.56rem, 3vw, 2.34rem); }
p { margin: 0 0 16px; color: var(--muted); }

/* ── header ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  background: rgba(10, 8, 6, 0.78);
}
.nav-wrap {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand-wordmark {
  font-size: 1.02rem;
  font-weight: 800;
  letter-spacing: 0.32em;
  color: #f0e6d4;
}
.menu { display: flex; align-items: center; gap: 18px; }
.menu a {
  color: #c4b9a6;
  font-size: 0.94rem;
  font-weight: 600;
  transition: color 0.2s ease;
}
.menu a:hover, .menu a:focus-visible { color: #ffffff; }
.menu .lang-link {
  border: 1px solid var(--line-bright);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 0.82rem;
}
.menu-toggle {
  display: none;
  color: #f0e6d4;
  border: 1px solid var(--line-bright);
  background: rgba(25, 20, 16, 0.9);
  border-radius: 10px;
  padding: 8px 12px;
  font-weight: 700;
  cursor: pointer;
}

/* ── hero ── */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: end;
  overflow: hidden;
  background: #090806;
}
.hero-viewport, .hero-track, .hero-slide { position: absolute; inset: 0; }
.hero-track { z-index: 1; }
.hero-slide {
  opacity: 0;
  pointer-events: none;
  transition: opacity 1s ease;
}
.hero-slide img { width: 100%; height: 100%; object-fit: cover; }
.hero-slide.is-active { opacity: 1; pointer-events: auto; }

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background:
    linear-gradient(95deg, rgba(8, 6, 4, 0.88) 0%, rgba(8, 6, 4, 0.52) 48%, rgba(8, 6, 4, 0.16) 100%);
}
.hero-overlay::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 15% 85%, rgba(200, 148, 92, 0.08), transparent 60%);
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: min(960px, 92vw);
  padding: 140px 0 48px;
}

.hero-bar {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 12px 22px;
  background: rgba(10, 8, 6, 0.74);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--line-bright);
  border-radius: 14px;
  box-shadow: var(--shadow);
}
.hero-bar-left {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  min-width: 0;
}
.hero-bar-text { min-width: 0; }
.hero-bar-text .eyebrow {
  margin-bottom: 1px;
  font-size: 0.66rem;
}
.hero-bar-text .eyebrow a {
  color: var(--amber);
  text-underline-offset: 3px;
}
.hero-bar-text .eyebrow a:hover { color: #fff; }
.hero-bar-text h1 {
  font-size: 1.05rem;
  margin: 0;
  color: #fff;
  font-family: "Manrope", sans-serif;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.hero-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #0c0a08;
  background: var(--amber);
  flex-shrink: 0;
}

.hero-bar-meta {
  display: flex;
  gap: 14px;
  font-size: 0.76rem;
  color: rgba(240, 232, 220, 0.64);
  flex-shrink: 0;
}
.hero-bar-meta strong { color: var(--text); font-weight: 600; }

.hero-bar-progress {
  width: 90px;
  flex-shrink: 0;
  height: 3px;
  border-radius: 999px;
  background: rgba(255, 248, 240, 0.1);
  overflow: hidden;
}
.hero-bar-progress-bar {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--amber), var(--accent));
  width: var(--progress, 50%);
  transition: width 1.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.hero-bar-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}
.hero-bar-actions .btn {
  min-height: 36px;
  padding: 0 14px;
  font-size: 0.76rem;
  white-space: nowrap;
}
.hero-bar-instagram {
  border-color: rgba(225, 48, 108, 0.25);
  background: rgba(225, 48, 108, 0.08);
  color: #e990ac;
}
.hero-bar-instagram:hover {
  background: rgba(225, 48, 108, 0.16);
  color: #f5b5cb;
}

.hero-bar-notice {
  position: absolute;
  bottom: 84px;
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(10, 8, 6, 0.62);
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.7rem;
  z-index: 3;
}

.scroll-cue {
  position: absolute;
  z-index: 4;
  bottom: 72px;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 52px;
  background: linear-gradient(to bottom, var(--amber), transparent);
  opacity: 0.5;
}

.hero-controls {
  position: absolute;
  z-index: 4;
  left: 0;
  right: 0;
  bottom: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}
.hero-control {
  width: 42px;
  height: 42px;
  border-radius: 999px;
  border: 1px solid var(--line-bright);
  background: rgba(16, 13, 10, 0.58);
  color: #f0e6d4;
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  transition: background 0.2s ease;
}
.hero-control:hover { background: rgba(30, 24, 18, 0.72); }
.hero-dots { display: flex; align-items: center; gap: 8px; }
.hero-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  border: 0;
  background: rgba(220, 200, 170, 0.34);
  cursor: pointer;
  transition: transform 0.2s ease, background-color 0.2s ease;
}
.hero-dot.is-active { transform: scale(1.4); background: var(--amber); }

/* ── buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  border: 1px solid transparent;
  font-weight: 700;
  padding: 12px 20px;
  transition: transform 0.25s ease, background-color 0.25s ease, border-color 0.25s ease;
  cursor: pointer;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(120deg, var(--accent), var(--accent-deep));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 8px 24px rgba(138, 92, 52, 0.28);
}
.btn-primary:hover { background: linear-gradient(120deg, var(--amber), var(--accent)); }
.btn-ghost {
  border-color: rgba(200, 170, 120, 0.32);
  color: #f0e6d4;
  background: rgba(30, 24, 18, 0.34);
}
.btn-ghost:hover { background: rgba(40, 32, 24, 0.48); }

/* ── highlights ── */
.highlights { padding-top: 76px; }
.cards { display: grid; gap: 28px; }
.cards-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.card {
  background: var(--surface-glass);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: border-color 0.3s ease;
}
.card:hover { border-color: var(--line-bright); }

.card-media-slider {
  position: relative;
  height: 260px;
  width: 100%;
  overflow: hidden;
}
.card-media-track, .card-media-slide { position: absolute; inset: 0; }
.card-media-slide {
  margin: 0;
  opacity: 0;
  transform: scale(1.02);
  pointer-events: none;
  transition: opacity 1.45s cubic-bezier(0.22, 1, 0.36, 1), transform 1.45s cubic-bezier(0.22, 1, 0.36, 1);
}
.card-media-slide.is-active { opacity: 1; transform: scale(1); pointer-events: auto; }
.card-media-slide img { cursor: zoom-in; }
.card img, .card video, .card-media-slide img, .card-media-slide video {
  height: 260px;
  width: 100%;
  object-fit: cover;
}
.card-media-dots {
  position: absolute;
  z-index: 2;
  left: 12px;
  right: 12px;
  bottom: 10px;
  display: flex;
  justify-content: center;
  gap: 7px;
}
.card-media-dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  border: 0;
  background: rgba(255, 255, 255, 0.44);
  cursor: pointer;
}
.card-media-dot.is-active { background: var(--amber); transform: scale(1.25); }

.card h2 { font-size: 1.26rem; margin: 0; padding: 16px 18px 0; }
.card p { padding: 8px 18px 18px; margin: 0; }

/* ── obras section ── */
.obras-section .eyebrow { color: var(--amber); }
.obras-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.obra-card {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--surface-glass);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: border-color 0.3s ease;
}
.obra-card:hover { border-color: var(--line-bright); }
.obra-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}
.obra-card-body {
  padding: 16px;
}
.obra-card-badge {
  display: inline-block;
  margin-bottom: 8px;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  border: 1px solid rgba(200, 148, 92, 0.28);
  background: rgba(200, 148, 92, 0.06);
}
.obra-card h3 {
  font-size: 1.08rem;
  margin-bottom: 6px;
  color: var(--text);
}
.obra-card .obra-card-loc {
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 12px;
}
.obra-card-progress {
  height: 2px;
  border-radius: 999px;
  background: rgba(255, 248, 240, 0.08);
  margin-bottom: 14px;
  overflow: hidden;
}
.obra-card-progress-bar {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--amber), var(--accent));
  width: var(--progress, 50%);
  transition: width 1.6s ease;
}
.obra-card .btn {
  width: 100%;
  justify-content: center;
  min-height: 38px;
  font-size: 0.82rem;
  padding: 0 12px;
}

/* ── split-grid / about ── */
.split-grid, .architects-grid, .contact-grid {
  display: grid;
  gap: 42px;
  align-items: center;
  grid-template-columns: 1fr 1fr;
}
.stats { display: grid; gap: 12px; }
.stats div {
  padding: 20px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--surface-glass);
  backdrop-filter: blur(6px);
}
.stats h3 { font-size: 1.16rem; color: var(--amber); }

/* ── services ── */
.services {
  background:
    radial-gradient(ellipse at 30% 50%, rgba(200, 148, 92, 0.05), transparent 60%);
}
.service-columns {
  margin-top: 26px;
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.section-intro { max-width: 820px; margin: 0 0 22px; color: var(--muted); }
.service-block {
  padding: 22px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--surface-glass);
  backdrop-filter: blur(6px);
}
.service-block img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 10px;
  margin-bottom: 16px;
  border: 1px solid var(--line);
}
.service-block h3 { color: var(--amber); }
.service-block ul, .check-list { margin: 0; padding-left: 18px; color: var(--muted); }
.service-block li, .check-list li { margin-bottom: 8px; }

.architects-image img {
  border-radius: 14px;
  border: 1px solid var(--line);
}

.about-image {
  width: 100%;
  max-height: 340px;
  object-fit: cover;
  border-radius: 14px;
  border: 1px solid var(--line);
  margin-bottom: 20px;
}

.detail-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 8px;
  margin-top: 10px;
}
.detail-gallery img {
  border-radius: 10px;
  border: 1px solid var(--line);
  aspect-ratio: 4 / 3;
  object-fit: cover;
  cursor: pointer;
  transition: border-color 0.2s ease;
}
.detail-gallery img:hover { border-color: var(--amber); }

/* ── faq ── */
.faq { background: transparent; }
.faq-grid { margin-top: 22px; display: grid; gap: 10px; }
.faq-item {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-glass);
  backdrop-filter: blur(6px);
  padding: 14px 16px;
}
.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--text);
}
.faq-item p { margin: 10px 0 0; color: var(--muted); }

/* ── partner brands ── */
.partner-brands { background: transparent; }
.partners-grid {
  margin-top: 24px;
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.partners-grid figure {
  margin: 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-glass);
  min-height: 100px;
  display: grid;
  place-items: center;
}
.partners-grid img { width: 100%; max-width: 160px; height: auto; }

/* ── contact ── */
.contact {
  background:
    radial-gradient(ellipse at 70% 80%, rgba(200, 148, 92, 0.05), transparent 60%);
}
.contact-grid {
  grid-template-columns: minmax(280px, 0.95fr) minmax(360px, 1.05fr);
  align-items: start;
}
.contact-cards {
  margin-top: 18px;
  display: grid;
  gap: 8px;
}
.contact-cards a, .contact-cards span {
  padding: 12px 16px;
  font-weight: 600;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-glass);
  color: var(--amber);
  transition: border-color 0.2s ease;
}
.contact-cards a:hover { border-color: var(--line-bright); }

.quote-form {
  padding: 24px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: var(--surface-glass);
  backdrop-filter: blur(10px);
}
.quote-form label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text);
}
.quote-form input, .quote-form select, .quote-form textarea {
  width: 100%;
  margin-bottom: 14px;
  padding: 12px;
  border: 1px solid rgba(200, 170, 120, 0.2);
  border-radius: 10px;
  background: rgba(20, 16, 12, 0.6);
  color: var(--text);
  font: inherit;
  transition: border-color 0.2s ease;
}
.quote-form input:focus, .quote-form select:focus, .quote-form textarea:focus {
  outline: none;
  border-color: var(--amber);
}
.quote-form input[type="file"] { padding: 10px; }
.form-hint { margin: -4px 0 14px; color: var(--muted); font-size: 0.82rem; }
.form-consent {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 8px 0 12px;
  font-size: 0.82rem;
  line-height: 1.4;
}
.form-consent input[type="checkbox"] {
  margin: 2px 0 0;
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
}
.form-response-time { margin: 0 0 10px; font-size: 0.82rem; color: var(--amber); font-weight: 600; }
.form-privacy { margin: -2px 0 16px; color: var(--muted); font-size: 0.78rem; }

.feedback { margin: 14px 0 0; min-height: 1.2em; color: var(--ok); font-size: 0.93rem; }
.feedback.is-error { color: #b85c4a; }

/* ── footer ── */
.site-footer {
  border-top: 1px solid var(--line);
  background: var(--bg-soft);
}
.footer-wrap {
  text-align: center;
  padding: 34px 0;
}
.footer-signature {
  width: min(340px, 60vw);
  height: auto;
  margin: 0 auto 14px;
  opacity: 0.7;
}
.footer-wrap p { margin-bottom: 8px; }

/* ── whatsapp ── */
.whatsapp-fab {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 90;
  display: inline-block;
  width: 56px;
  height: 56px;
  border-radius: 999px;
  border: 1px solid rgba(16, 91, 48, 0.35);
  background: #25d366;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 32 32'%3E%3Cpath fill='%23102216' d='M16.02 2.67c-7.36 0-13.33 5.95-13.33 13.29 0 2.35.62 4.65 1.8 6.68L2.56 29.7l7.27-1.9a13.4 13.4 0 0 0 6.19 1.57h.01c7.36 0 13.33-5.95 13.33-13.29 0-3.55-1.39-6.88-3.92-9.39a13.37 13.37 0 0 0-9.42-3.9Zm0 24.44h-.01a11.2 11.2 0 0 1-5.7-1.56l-.41-.24-4.31 1.13 1.15-4.2-.27-.43a11.08 11.08 0 0 1-1.7-5.87c0-6.14 5-11.13 11.16-11.13 2.97 0 5.76 1.15 7.86 3.24a11.05 11.05 0 0 1 3.28 7.89c0 6.14-5 11.13-11.15 11.13Zm6.11-8.33c-.33-.16-1.96-.96-2.26-1.07-.3-.11-.52-.16-.74.16-.21.31-.85 1.07-1.04 1.29-.2.21-.38.24-.71.08-.33-.16-1.38-.5-2.63-1.58-.97-.84-1.62-1.88-1.81-2.19-.19-.31-.02-.48.14-.64.14-.14.33-.38.49-.57.16-.19.21-.31.33-.52.11-.21.05-.39-.03-.55-.08-.16-.74-1.77-1.01-2.43-.27-.64-.54-.55-.74-.56l-.63-.01c-.21 0-.55.08-.84.39-.29.31-1.1 1.07-1.1 2.61s1.13 3.03 1.29 3.24c.16.21 2.21 3.37 5.35 4.72.75.33 1.34.53 1.8.68.76.24 1.45.21 2 .13.61-.09 1.96-.8 2.23-1.57.28-.77.28-1.43.2-1.57-.08-.13-.3-.21-.63-.37Z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 26px 26px;
  font-size: 0;
  color: transparent;
  text-indent: -9999px;
  overflow: hidden;
  box-shadow: 0 14px 28px rgba(14, 47, 27, 0.35);
}
.whatsapp-fab:hover { background-color: #1fbe5a; }

/* ── lightbox ── */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(4, 3, 2, 0.94);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.lightbox.is-open { opacity: 1; pointer-events: auto; }
.lightbox-content { position: relative; max-width: min(1100px, 94vw); max-height: 90vh; display: grid; place-items: center; }
.lightbox-image { max-width: 100%; max-height: 86vh; border: 1px solid var(--line-bright); }
.lightbox-close {
  position: absolute;
  top: -14px;
  right: -14px;
  width: 38px;
  height: 38px;
  border-radius: 999px;
  border: 1px solid var(--line-bright);
  background: rgba(16, 13, 10, 0.84);
  color: #f0e6d4;
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
}
.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid var(--line-bright);
  background: rgba(16, 13, 10, 0.84);
  color: #f0e6d4;
  font-size: 1.7rem;
  line-height: 1;
  cursor: pointer;
}
.lightbox-prev { left: -58px; }
.lightbox-next { right: -58px; }
.lightbox-nav.is-hidden { display: none; }

.before-after-lightbox {
  position: fixed;
  inset: 0;
  z-index: 130;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(4, 3, 2, 0.95);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.before-after-lightbox.is-open { opacity: 1; pointer-events: auto; }
.before-after-inner {
  position: relative;
  max-width: min(1100px, 96vw);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.before-after-inner figure {
  margin: 0;
  text-align: center;
}
.before-after-inner img {
  width: 100%;
  max-height: 78vh;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--line-bright);
  border-radius: 12px;
}
.before-after-inner figcaption {
  margin-top: 10px;
  color: var(--amber);
  font-weight: 700;
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.before-after-label {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(12, 10, 8, 0.88);
  border: 1px solid var(--amber);
  border-radius: 999px;
  padding: 6px 14px;
  color: var(--amber);
  font-weight: 800;
  font-size: 0.72rem;
  z-index: 1;
}

@media (max-width: 760px) {
  .before-after-inner { grid-template-columns: 1fr; gap: 10px; }
  .before-after-inner img { max-height: 42vh; }
}

/* ── reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal-delay { transition-delay: 0.12s; }
.reveal-delay-2 { transition-delay: 0.22s; }
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ── responsive ── */
@media (max-width: 1040px) {
  .cards-3, .service-columns { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .obras-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .partners-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split-grid, .architects-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero-bar { padding: 10px 16px; }
}

@media (max-width: 760px) {
  .section { padding: 70px 0; }
  .brand-wordmark { font-size: 0.88rem; letter-spacing: 0.25em; }
  .menu-toggle { display: inline-flex; }
  .menu {
    position: absolute;
    top: 74px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: rgba(10, 8, 6, 0.98);
    border-bottom: 1px solid var(--line-bright);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }
  .menu.open { max-height: 340px; }
  .menu a { width: 100%; padding: 14px 4vw; border-top: 1px solid var(--line); }
  .menu .lang-link { border: 0; border-top: 1px solid var(--line); border-radius: 0; }

  .hero { min-height: 88vh; min-height: 88svh; }
  .hero-content { padding: 104px 0 36px; }
  .hero-bar { flex-wrap: wrap; gap: 8px; padding: 10px 14px; }
  .hero-bar-left { flex: 1 1 100%; }
  .hero-bar-meta { flex: 1 1 auto; font-size: 0.7rem; }
  .hero-bar-progress { flex: 1 1 40px; width: auto; }
  .hero-bar-actions { flex: 1 1 100%; }
  .hero-bar-text h1 { font-size: 0.92rem; }
  .hero-controls { bottom: 16px; gap: 8px; }
  .hero-control { width: 36px; height: 36px; }
  .scroll-cue { bottom: 58px; height: 30px; }

  .cards-3, .service-columns { grid-template-columns: 1fr; }
  .obras-grid { grid-template-columns: 1fr; }
  .card img, .card video, .card-media-slider, .card-media-slide img, .card-media-slide video { height: 220px; }
  .footer-signature { height: 38px; }
  .whatsapp-fab { right: 14px; bottom: 14px; width: 50px; height: 50px; background-size: 22px 22px; }
  .lightbox-prev { left: 8px; }
  .lightbox-next { right: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}