/* ─── CONSTRUCCION PAGE ─── */
.page-construccion { background: var(--dark); }

.nav-back {
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: color 0.3s;
}
.nav-back:hover { color: var(--gold); }

/* ─── HERO ─── */
.const-hero {
  position: relative;
  min-height: 65vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.const-hero-bg {
  position: absolute;
  inset: 0;
}
.const-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.3);
}
.const-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8,8,16,0.4) 0%, rgba(8,8,16,0.9) 100%);
}

.const-hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 120px 24px 72px;
  width: 100%;
}

.const-hero-content h1 {
  font-family: var(--font-head);
  font-size: clamp(2.2rem, 5.5vw, 4.5rem);
  font-weight: 900;
  color: #fff;
  line-height: 1.1;
  margin: 16px 0 20px;
}

.const-hero-content p {
  font-size: 1.05rem;
  color: rgba(232,232,240,0.8);
  line-height: 1.8;
  max-width: 580px;
  margin-bottom: 36px;
}

/* ─── GALLERY PHASES ─── */
.gallery-phase-section {
  padding: 100px 0;
  background: var(--dark);
}

.phase-block {
  margin-bottom: 80px;
}
.phase-block:last-child { margin-bottom: 0; }

.phase-header {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  margin-bottom: 32px;
}

.phase-num {
  font-family: var(--font-head);
  font-size: 4rem;
  font-weight: 900;
  color: var(--border);
  line-height: 1;
  flex-shrink: 0;
  user-select: none;
}

.phase-title {
  font-family: var(--font-head);
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}

.phase-sub {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 560px;
}

.phase-grid {
  display: grid;
  gap: 12px;
}
.phase-grid--1 { grid-template-columns: 1fr; }
.phase-grid--2 { grid-template-columns: 1fr 1fr; }
.phase-grid--3 { grid-template-columns: repeat(3, 1fr); }

.phase-img {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-sm);
  aspect-ratio: 4/3;
}
.phase-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s;
}
.phase-img:hover img { transform: scale(1.05); }

/* 4ta imagen span completo */
.phase-img--wide {
  grid-column: 1 / -1;
  aspect-ratio: 21/8;
}

/* ─── ESTUDIO DE SUELO ─── */
.suelo-section {
  background: var(--dark-2);
  padding: 100px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.suelo-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.suelo-text h2 {
  font-family: var(--font-head);
  font-size: clamp(1.9rem, 3.5vw, 3rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 20px;
}

.suelo-text > p {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 36px;
}

.suelo-features {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.suelo-feature {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.sf-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.suelo-feature strong {
  display: block;
  color: #fff;
  font-weight: 600;
  margin-bottom: 4px;
}
.suelo-feature p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 0;
}

.suelo-video-wrap {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 9/16;
  max-height: 520px;
}

.suelo-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.suelo-video-badge {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(8,8,16,0.85);
  border: 1px solid var(--border);
  color: var(--gold);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 8px 18px;
  border-radius: 100px;
  white-space: nowrap;
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ─── CONTACTO SECTION ─── */
.const-cta-section {
  padding: 100px 0;
  background: var(--dark);
}

.const-cta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.const-cta-text h2 {
  font-family: var(--font-head);
  font-size: clamp(2rem, 3vw, 2.8rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 16px;
}
.const-cta-text p {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 32px;
}

.const-cta-items {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.const-form-wrap {
  background: var(--dark-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
}

.const-form-wrap h3 {
  font-family: var(--font-head);
  font-size: 1.4rem;
  color: #fff;
  margin-bottom: 28px;
}

/* Reutilizamos los .fgroup de vender.css pero los definimos de nuevo aquí */
.const-form-wrap .fgroup {
  margin-bottom: 20px;
}
.const-form-wrap .fgroup label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.const-form-wrap .fgroup input,
.const-form-wrap .fgroup select,
.const-form-wrap .fgroup textarea {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.3s;
}
.const-form-wrap .fgroup input:focus,
.const-form-wrap .fgroup select:focus,
.const-form-wrap .fgroup textarea:focus { border-color: var(--gold); }
.const-form-wrap .fgroup select option { background: var(--dark-2); }
.const-form-wrap .fgroup--half {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 0;
}
.const-form-wrap .fgroup--half > div { margin-bottom: 20px; }

/* ─── FORMULARIO DINÁMICO ─── */
.form-step.hidden { display: none; }
.sub-group.hidden  { display: none; }

.tipo-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 8px;
}

.tipo-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  color: var(--text);
  font-family: var(--font-body);
}
.tipo-card:hover {
  border-color: var(--gold);
  background: var(--gold-dim);
  transform: translateY(-3px);
}
.tipo-card.selected {
  border-color: var(--gold);
  background: var(--gold-dim);
}

.tipo-icon {
  display: block;
  font-size: 2.2rem;
  margin-bottom: 10px;
}
.tipo-card strong {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}
.tipo-card p {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0;
}

.step-back {
  margin-bottom: 20px;
}
.step-back button {
  background: none;
  border: none;
  color: var(--gold);
  font-size: 0.875rem;
  cursor: pointer;
  padding: 0;
  font-family: var(--font-body);
  transition: opacity 0.2s;
}
.step-back button:hover { opacity: 0.7; }

.step-intro {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 24px;
  line-height: 1.6;
}

.sub-group {
  background: rgba(201,168,76,0.06);
  border-left: 2px solid var(--gold);
  padding: 16px 16px 4px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: 20px;
}

.const-form-wrap h3 {
  font-family: var(--font-head);
  font-size: 1.3rem;
  color: #fff;
  margin-bottom: 20px;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
  .suelo-inner    { grid-template-columns: 1fr; }
  .const-cta-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .phase-grid--2 { grid-template-columns: 1fr; }
  .phase-grid--3 { grid-template-columns: 1fr; }
  .phase-img--wide { aspect-ratio: 4/3; }
  .suelo-video-wrap { aspect-ratio: 16/9; max-height: none; }
  .const-form-wrap { padding: 28px 20px; }
  .tipo-cards { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .const-form-wrap .fgroup--half { grid-template-columns: 1fr; }
}