/* ══════════════════════════════════════════════════════
   TORQIUM 3D — CSS completo
   Paleta: #0A3D91 · #114BA7 · #1E6BD6 · #A8B5C7 · #E0E3E8
   Tipografía: Poppins + Rajdhani
══════════════════════════════════════════════════════ */

:root {
  --t3d-azul-deep:    #0A3D91;
  --t3d-azul-mid:     #114BA7;
  --t3d-azul-bright:  #1E6BD6;
  --t3d-azul-light:   #4A8FE8;
  --t3d-plata:        #A8B5C7;
  --t3d-plata-light:  #E0E3E8;
  --t3d-negro:        #030610;
  --t3d-negro-mid:    #070d1e;
  --t3d-negro-card:   rgba(10,20,50,0.55);
  --t3d-texto:        rgba(235,242,255,0.94);
  --t3d-texto-sub:    rgba(180,200,235,0.72);
  --t3d-borde:        rgba(30,107,214,0.20);
  --t3d-borde-hover:  rgba(30,107,214,0.50);
  --t3d-glow:         rgba(30,107,214,0.25);
  --t3d-radius:       14px;
  --t3d-radius-sm:    8px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Poppins', sans-serif;
  background: var(--t3d-negro);
  color: var(--t3d-texto);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ──────────────────────────────────
   NAV ACTIVO TORQIUM 3D
────────────────────────────────── */
.nav-3d-active {
  color: var(--t3d-azul-light) !important;
  font-weight: 600 !important;
}

/* ──────────────────────────────────
   HERO
────────────────────────────────── */
.t3d-hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: visible;
  padding: 140px 24px 80px;
}

/* Clip solo al fondo, no al contenido */
.t3d-hero-bg,
.t3d-hero-grid-overlay {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.t3d-hero-bg {
  background:
    radial-gradient(ellipse at 15% 50%, rgba(10,61,145,0.45) 0%, transparent 55%),
    radial-gradient(ellipse at 85% 20%, rgba(30,107,214,0.28) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, rgba(10,20,50,0.9) 0%, transparent 60%),
    radial-gradient(ellipse at 50% 0%, rgba(30,107,214,0.15) 0%, transparent 40%),
    linear-gradient(160deg, #030610 0%, #070d1e 50%, #030a18 100%);
  z-index: 0;
}

/* Grid tecnológico de fondo */
.t3d-hero-grid-overlay {
  z-index: 0;
  background-image:
    linear-gradient(rgba(30,107,214,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30,107,214,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.8) 0%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.8) 0%, transparent 75%);
  animation: t3d-grid-pulse 8s ease-in-out infinite;
}

@keyframes t3d-grid-pulse {
  0%, 100% { opacity: 0.6; }
  50%       { opacity: 1; }
}

.t3d-hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
  max-width: 900px;
  text-align: center;
}

.t3d-hero-logo-wrap {
  animation: t3d-float 4s ease-in-out infinite;
  position: relative;
}

/* Halo de glow detrás del logo */
.t3d-hero-logo-wrap::before {
  content: '';
  position: absolute;
  inset: -30px;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(30,107,214,0.22) 0%, transparent 70%);
  animation: t3d-halo 4s ease-in-out infinite;
  pointer-events: none;
  z-index: -1;
}

@keyframes t3d-halo {
  0%, 100% { transform: scale(1);   opacity: 0.7; }
  50%       { transform: scale(1.18); opacity: 1; }
}

@keyframes t3d-float {
  0%, 100% {
    transform: translateY(0px) rotate(-0.4deg);
    filter:
      drop-shadow(0 0 22px rgba(30,107,214,0.55))
      drop-shadow(0 0 60px rgba(10,61,145,0.30));
  }
  50% {
    transform: translateY(-16px) rotate(0.4deg);
    filter:
      drop-shadow(0 0 40px rgba(30,107,214,0.90))
      drop-shadow(0 0 90px rgba(74,143,232,0.45))
      drop-shadow(0 20px 40px rgba(0,0,0,0.60));
  }
}

.t3d-hero-logo {
  width: clamp(240px, 42vw, 400px);
  height: auto;
  display: block;
  mix-blend-mode: lighten;
}

.t3d-hero-tag {
  font-family: 'Rajdhani', sans-serif;
  font-size: clamp(0.75rem, 1.8vw, 0.92rem);
  font-weight: 600;
  color: var(--t3d-azul-light);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  margin-bottom: 8px;
  animation: t3d-fade-in 1s ease 0.3s both;
}

.t3d-hero-titulo {
  font-family: 'Rajdhani', sans-serif;
  font-size: clamp(2.6rem, 6.5vw, 4.8rem);
  font-weight: 700;
  line-height: 1.05;
  color: var(--t3d-plata-light);
  letter-spacing: 0.01em;
  animation: t3d-fade-up 1s ease 0.5s both;
}

.t3d-accent {
  background: linear-gradient(90deg,
    var(--t3d-azul-bright),
    var(--t3d-azul-light),
    #7ec8ff,
    var(--t3d-plata),
    var(--t3d-azul-light)
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: t3d-shine-text 4s linear infinite;
}

@keyframes t3d-shine-text {
  0%   { background-position: 0% center; }
  100% { background-position: 200% center; }
}

.t3d-hero-texto {
  font-size: clamp(0.90rem, 1.8vw, 1.08rem);
  font-weight: 300;
  color: var(--t3d-texto-sub);
  line-height: 1.75;
  max-width: 620px;
  animation: t3d-fade-up 1s ease 0.7s both;
}

.t3d-hero-botones {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 8px;
  animation: t3d-fade-up 1s ease 0.9s both;
}

@keyframes t3d-fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes t3d-fade-up {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}

.t3d-hero-scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  animation: t3d-bounce 2s ease-in-out infinite;
}

.t3d-hero-scroll svg {
  width: 22px;
  height: 22px;
  stroke: rgba(168,181,199,0.45);
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
}

@keyframes t3d-bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(8px); }
}

/* ──────────────────────────────────
   BOTONES GLOBALES
────────────────────────────────── */
.t3d-btn-principal {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 36px;
  background: linear-gradient(90deg, var(--t3d-azul-deep), var(--t3d-azul-bright), var(--t3d-azul-mid));
  background-size: 200% auto;
  color: white;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.92rem;
  border-radius: 6px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: all 0.35s ease;
  box-shadow:
    0 4px 24px rgba(30,107,214,0.40),
    0 0 0 0 rgba(30,107,214,0);
  border: none;
  cursor: pointer;
  font-family: 'Poppins', sans-serif;
  animation: t3d-btn-glow 3s ease-in-out infinite;
  position: relative;
  overflow: hidden;
}

.t3d-btn-principal::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.18), transparent);
  transition: left 0.5s ease;
}

.t3d-btn-principal:hover::after {
  left: 140%;
}

@keyframes t3d-btn-glow {
  0%, 100% { box-shadow: 0 4px 24px rgba(30,107,214,0.40); }
  50%       { box-shadow: 0 4px 36px rgba(30,107,214,0.70), 0 0 20px rgba(74,143,232,0.25); }
}

.t3d-btn-principal:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 40px rgba(30,107,214,0.65);
  background-position: right center;
}

.t3d-btn-secundario {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  background: transparent;
  color: var(--t3d-plata);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.88rem;
  border-radius: 6px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: all 0.28s ease;
  border: 1px solid var(--t3d-borde);
}

.t3d-btn-secundario:hover {
  color: white;
  border-color: var(--t3d-borde-hover);
  background: rgba(30,107,214,0.08);
  transform: translateY(-1px);
}

/* ──────────────────────────────────
   SECCIONES
────────────────────────────────── */
.t3d-seccion {
  padding: 96px 0;
}

.t3d-container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 28px;
}

.t3d-seccion-header {
  text-align: center;
  margin-bottom: 60px;
}

.t3d-label {
  font-family: 'Rajdhani', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--t3d-azul-bright);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 10px;
}

.t3d-seccion-header h2 {
  font-family: 'Rajdhani', sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--t3d-plata-light);
  letter-spacing: 0.02em;
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 20px;
}

.t3d-seccion-header h2::after {
  content: '';
  position: absolute;
  bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 48px; height: 2px;
  background: linear-gradient(90deg, transparent, var(--t3d-azul-bright), var(--t3d-azul-light), transparent);
}

.t3d-seccion-sub {
  font-size: clamp(0.88rem, 1.6vw, 1.0rem);
  font-weight: 300;
  color: var(--t3d-texto-sub);
  line-height: 1.75;
  max-width: 680px;
  margin: 0 auto;
}

/* ──────────────────────────────────
   GRID SERVICIOS
────────────────────────────────── */
.t3d-intro {
  background:
    radial-gradient(ellipse at 80% 20%, rgba(10,61,145,0.12) 0%, transparent 50%),
    var(--t3d-negro);
}

.t3d-grid-servicios {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.t3d-card-servicio {
  background: var(--t3d-negro-card);
  border: 1px solid var(--t3d-borde);
  border-radius: var(--t3d-radius);
  padding: 32px 28px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
}

/* Shimmer en hover */
.t3d-card-servicio::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -60%;
  width: 40%;
  height: 200%;
  background: linear-gradient(
    105deg,
    transparent 40%,
    rgba(74,143,232,0.08) 50%,
    transparent 60%
  );
  transition: left 0.5s ease;
  pointer-events: none;
}

.t3d-card-servicio:hover::after {
  left: 120%;
}

.t3d-card-servicio::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--t3d-azul-bright), var(--t3d-azul-light), transparent);
  opacity: 0;
  transition: opacity 0.30s ease;
}

.t3d-card-servicio:hover {
  border-color: var(--t3d-borde-hover);
  transform: translateY(-6px);
  box-shadow:
    0 20px 56px rgba(10,61,145,0.32),
    0 0 0 1px rgba(30,107,214,0.10);
  background: rgba(10,25,65,0.65);
}

.t3d-card-servicio:hover::before {
  opacity: 1;
}

.t3d-card-icono {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(30,107,214,0.10);
  border: 1px solid rgba(30,107,214,0.22);
  border-radius: 12px;
  margin-bottom: 18px;
  transition: all 0.28s ease;
}

.t3d-card-icono svg {
  width: 24px;
  height: 24px;
  stroke: var(--t3d-azul-light);
  fill: none;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.t3d-card-servicio:hover .t3d-card-icono {
  background: rgba(30,107,214,0.18);
  border-color: rgba(30,107,214,0.45);
}

.t3d-card-servicio h3 {
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.22rem;
  font-weight: 700;
  color: var(--t3d-plata-light);
  margin-bottom: 12px;
  letter-spacing: 0.03em;
}

.t3d-card-servicio p {
  font-size: 0.88rem;
  font-weight: 300;
  color: var(--t3d-texto-sub);
  line-height: 1.72;
  margin-bottom: 18px;
}

.t3d-card-lista {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.t3d-card-lista li {
  font-size: 0.82rem;
  color: rgba(168,181,199,0.72);
  font-weight: 300;
  padding-left: 18px;
  position: relative;
}

.t3d-card-lista li::before {
  content: '';
  position: absolute;
  left: 0; top: 6px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--t3d-azul-bright);
  opacity: 0.7;
}

/* ──────────────────────────────────
   MATERIALES
────────────────────────────────── */
.t3d-materiales {
  background:
    radial-gradient(ellipse at 20% 80%, rgba(10,61,145,0.14) 0%, transparent 55%),
    linear-gradient(180deg, var(--t3d-negro) 0%, var(--t3d-negro-mid) 50%, var(--t3d-negro) 100%);
}

.t3d-grid-materiales {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  margin-bottom: 60px;
}

.t3d-material-card {
  background: var(--t3d-negro-card);
  border: 1px solid var(--t3d-borde);
  border-radius: var(--t3d-radius);
  padding: 28px 24px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: all 0.28s ease;
}

.t3d-material-card:hover {
  border-color: var(--t3d-borde-hover);
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(10,61,145,0.22);
}

.t3d-material-icono {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  margin-bottom: 16px;
  transition: all 0.25s ease;
}

.t3d-mat-pla   { background: rgba(30,107,214,0.12); border: 1px solid rgba(30,107,214,0.25); }
.t3d-mat-seda  { background: rgba(192,160,96,0.12); border: 1px solid rgba(192,160,96,0.28); }
.t3d-mat-petg  { background: rgba(168,181,199,0.12); border: 1px solid rgba(168,181,199,0.25); }
.t3d-mat-tpu   { background: rgba(39,174,96,0.10); border: 1px solid rgba(39,174,96,0.22); }

.t3d-material-icono svg {
  width: 22px; height: 22px;
  fill: none; stroke-width: 1.6;
  stroke-linecap: round; stroke-linejoin: round;
}

.t3d-mat-pla svg  { stroke: var(--t3d-azul-light); }
.t3d-mat-seda svg { stroke: #d4a840; }
.t3d-mat-petg svg { stroke: var(--t3d-plata); }
.t3d-mat-tpu svg  { stroke: #4CAF50; }

.t3d-material-card h3 {
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--t3d-plata-light);
  margin-bottom: 3px;
}

.t3d-material-subtitulo {
  font-size: 0.76rem;
  color: var(--t3d-azul-light);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.t3d-material-card p {
  font-size: 0.86rem;
  font-weight: 300;
  color: var(--t3d-texto-sub);
  line-height: 1.68;
  margin-bottom: 16px;
}

.t3d-colores-disponibles {
  display: flex;
  align-items: center;
  gap: 7px;
  flex-wrap: wrap;
  margin-top: 4px;
}

.t3d-colores-disponibles span {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: inline-block;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.45), inset 0 1px 0 rgba(255,255,255,0.18);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  cursor: default;
}

.t3d-colores-disponibles span:hover {
  transform: scale(1.35);
  box-shadow: 0 4px 14px rgba(0,0,0,0.55), 0 0 10px rgba(30,107,214,0.35);
  z-index: 2;
  position: relative;
}

.t3d-mas-colores {
  font-size: 0.70rem;
  color: var(--t3d-texto-sub);
  font-weight: 500;
  background: none !important;
  width: auto !important;
  height: auto !important;
  border-radius: 0 !important;
  box-shadow: none !important;
}

/* SPECS */
.t3d-specs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1px;
  background: var(--t3d-borde);
  border: 1px solid var(--t3d-borde);
  border-radius: var(--t3d-radius);
  overflow: hidden;
}

.t3d-spec-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 28px 20px;
  background: var(--t3d-negro-card);
  text-align: center;
  gap: 6px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: background 0.25s ease;
}

.t3d-spec-item:hover {
  background: rgba(30,107,214,0.08);
}

.t3d-spec-valor {
  font-family: 'Rajdhani', sans-serif;
  font-size: clamp(1.4rem, 3vw, 2.0rem);
  font-weight: 700;
  color: var(--t3d-azul-light);
  line-height: 1.1;
}

.t3d-spec-label {
  font-size: 0.74rem;
  color: var(--t3d-texto-sub);
  font-weight: 300;
  letter-spacing: 0.04em;
  line-height: 1.4;
}

/* ──────────────────────────────────
   GALERÍA
────────────────────────────────── */
.t3d-galeria {
  background:
    radial-gradient(ellipse at 70% 30%, rgba(10,61,145,0.10) 0%, transparent 50%),
    var(--t3d-negro);
}

.t3d-galeria-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
  margin-bottom: 28px;
}

.t3d-galeria-item {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--t3d-radius-sm);
  overflow: hidden;
  border: 1px solid var(--t3d-borde);
  background: var(--t3d-negro-card);
  transition: all 0.30s ease;
  cursor: pointer;
}

.t3d-galeria-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.40s ease;
}

.t3d-galeria-item:hover img {
  transform: scale(1.06);
}

.t3d-galeria-item:hover {
  border-color: var(--t3d-borde-hover);
  box-shadow: 0 8px 28px rgba(10,61,145,0.30);
}

.t3d-galeria-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10,30,80,0.70);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.28s ease;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}

.t3d-galeria-overlay span {
  font-size: 0.82rem;
  font-weight: 600;
  color: white;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.t3d-galeria-item:hover .t3d-galeria-overlay {
  opacity: 1;
}

/* Placeholder vacío */
.t3d-galeria-item.t3d-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10,20,50,0.40);
  border-style: dashed;
}

.t3d-galeria-item.t3d-placeholder::after {
  content: attr(data-idx);
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: rgba(30,107,214,0.25);
}

.t3d-galeria-item.t3d-placeholder img,
.t3d-galeria-item.t3d-placeholder .t3d-galeria-overlay {
  display: none;
}

.t3d-galeria-nota {
  font-size: 0.78rem;
  color: rgba(168,181,199,0.45);
  text-align: center;
  font-weight: 300;
  line-height: 1.6;
}

.t3d-galeria-nota code {
  color: var(--t3d-azul-light);
  background: rgba(30,107,214,0.08);
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 0.75rem;
}

/* ──────────────────────────────────
   POR QUÉ
────────────────────────────────── */
.t3d-porqué {
  background:
    radial-gradient(ellipse at 30% 50%, rgba(10,61,145,0.12) 0%, transparent 55%),
    linear-gradient(180deg, var(--t3d-negro-mid) 0%, var(--t3d-negro) 100%);
}

.t3d-grid-porqué {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}

.t3d-porqué-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
  padding: 28px 24px;
  background: var(--t3d-negro-card);
  border: 1px solid var(--t3d-borde);
  border-radius: var(--t3d-radius);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: all 0.28s ease;
}

.t3d-porqué-item:hover {
  border-color: var(--t3d-borde-hover);
  transform: translateY(-3px);
  box-shadow: 0 10px 32px rgba(10,61,145,0.20);
}

.t3d-porqué-icono {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(30,107,214,0.09);
  border: 1px solid rgba(30,107,214,0.20);
  border-radius: 10px;
  flex-shrink: 0;
  transition: all 0.25s ease;
}

.t3d-porqué-icono svg {
  width: 20px; height: 20px;
  stroke: var(--t3d-azul-light);
  fill: none; stroke-width: 1.6;
  stroke-linecap: round; stroke-linejoin: round;
  max-width: 20px; max-height: 20px;
  display: block;
}

.t3d-porqué-item:hover .t3d-porqué-icono {
  background: rgba(30,107,214,0.18);
  border-color: rgba(30,107,214,0.42);
}

.t3d-porqué-item h3 {
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.10rem;
  font-weight: 700;
  color: var(--t3d-plata-light);
  letter-spacing: 0.02em;
}

.t3d-porqué-item p {
  font-size: 0.86rem;
  font-weight: 300;
  color: var(--t3d-texto-sub);
  line-height: 1.70;
}

/* ──────────────────────────────────
   FORMULARIO PRESUPUESTO
────────────────────────────────── */
.t3d-presupuesto {
  background:
    radial-gradient(ellipse at 80% 60%, rgba(10,61,145,0.14) 0%, transparent 50%),
    var(--t3d-negro-mid);
}

.t3d-form-wrap {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
  align-items: start;
}

/* Panel info */
.t3d-form-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.t3d-form-logo {
  margin-bottom: 8px;
}

.t3d-form-logo img {
  width: clamp(120px, 20vw, 180px);
  height: auto;
  filter: drop-shadow(0 4px 16px rgba(30,107,214,0.35));
}

.t3d-info-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.t3d-info-icono {
  width: 36px; height: 36px;
  min-width: 36px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(30,107,214,0.09);
  border: 1px solid rgba(30,107,214,0.20);
  border-radius: 8px;
}

.t3d-info-icono svg {
  width: 16px; height: 16px;
  stroke: var(--t3d-azul-light);
  fill: none; stroke-width: 1.6;
  stroke-linecap: round; stroke-linejoin: round;
  display: block;
  max-width: 16px; max-height: 16px;
}

.t3d-info-label {
  font-size: 0.70rem;
  color: var(--t3d-azul-light);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  margin-bottom: 2px;
}

.t3d-info-valor {
  font-size: 0.88rem;
  color: var(--t3d-texto);
  font-weight: 400;
  text-decoration: none;
  transition: color 0.2s;
}

.t3d-info-valor:hover { color: var(--t3d-azul-light); }

.t3d-btn-whatsapp {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  background: #25D366;
  color: white;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.86rem;
  border-radius: 8px;
  transition: all 0.25s ease;
  margin-top: 8px;
}

.t3d-btn-whatsapp svg {
  width: 20px; height: 20px;
  fill: white;
  flex-shrink: 0;
}

.t3d-btn-whatsapp:hover {
  background: #20b858;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37,211,102,0.35);
}

/* Formulario */
.t3d-form-contenedor {
  background: var(--t3d-negro-card);
  border: 1px solid var(--t3d-borde);
  border-radius: var(--t3d-radius);
  padding: 36px 32px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.t3d-form-fila {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.t3d-form-grupo {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-bottom: 18px;
}

.t3d-form-grupo label {
  font-size: 0.78rem;
  font-weight: 600;
  color: rgba(168,181,199,0.80);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.t3d-form-grupo input,
.t3d-form-grupo select,
.t3d-form-grupo textarea {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(30,107,214,0.20);
  border-radius: var(--t3d-radius-sm);
  padding: 12px 14px;
  color: var(--t3d-texto);
  font-size: 0.90rem;
  font-family: 'Poppins', sans-serif;
  font-weight: 300;
  transition: border-color 0.22s ease, background 0.22s ease;
  outline: none;
  width: 100%;
}

.t3d-form-grupo input:focus,
.t3d-form-grupo select:focus,
.t3d-form-grupo textarea:focus {
  border-color: var(--t3d-azul-bright);
  background: rgba(30,107,214,0.06);
}

.t3d-form-grupo select option {
  background: #0d1a35;
  color: var(--t3d-texto);
}

.t3d-form-grupo textarea { resize: vertical; min-height: 120px; }

.t3d-form-grupo input::placeholder,
.t3d-form-grupo textarea::placeholder { color: rgba(168,181,199,0.35); }

.t3d-privacy-text {
  font-size: 0.75rem;
  color: rgba(140,170,220,0.50);
  font-weight: 300;
  line-height: 1.60;
  margin-bottom: 12px;
  padding: 10px 12px;
  background: rgba(0,40,120,0.05);
  border-left: 2px solid rgba(30,107,214,0.18);
  border-radius: 0 5px 5px 0;
}

.t3d-privacy-text a { color: var(--t3d-azul-light); text-decoration: underline; }

.t3d-privacy-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.80rem;
  color: rgba(168,181,199,0.70);
  font-weight: 300;
  margin-bottom: 20px;
  cursor: pointer;
  line-height: 1.5;
}

.t3d-privacy-check input {
  width: 15px; height: 15px;
  min-width: 15px;
  margin-top: 2px;
  accent-color: var(--t3d-azul-bright);
  cursor: pointer;
}

.t3d-privacy-check a { color: var(--t3d-azul-light); text-decoration: underline; }

.t3d-btn-enviar {
  width: 100%;
  padding: 15px;
  background: linear-gradient(90deg, var(--t3d-azul-deep), var(--t3d-azul-bright));
  color: white;
  border: none;
  border-radius: var(--t3d-radius-sm);
  font-size: 0.92rem;
  font-weight: 600;
  font-family: 'Poppins', sans-serif;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.28s ease;
  box-shadow: 0 4px 20px rgba(30,107,214,0.30);
}

.t3d-btn-enviar:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(30,107,214,0.50);
}

.t3d-btn-enviar:disabled { opacity: 0.6; cursor: not-allowed; }

.t3d-form-exito,
.t3d-form-error {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--t3d-radius-sm);
  margin-bottom: 18px;
  font-size: 0.88rem;
  font-weight: 400;
}

.t3d-form-exito {
  background: rgba(37,211,102,0.08);
  border: 1px solid rgba(37,211,102,0.25);
  color: #4de88a;
}

.t3d-form-error {
  background: rgba(231,76,60,0.08);
  border: 1px solid rgba(231,76,60,0.22);
  color: #f08080;
}

.t3d-form-exito svg,
.t3d-form-error svg {
  width: 20px; height: 20px;
  fill: none; stroke-width: 2;
  stroke-linecap: round; flex-shrink: 0;
}

.t3d-form-exito svg { stroke: #4de88a; }
.t3d-form-error svg { stroke: #f08080; }

/* ──────────────────────────────────
   CTA FINAL
────────────────────────────────── */
.t3d-cta-final {
  background:
    linear-gradient(135deg, rgba(10,61,145,0.90) 0%, rgba(7,13,30,0.95) 50%, rgba(10,61,145,0.90) 100%),
    url('../imagenes/fondo-interno.jpg') center/cover;
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.t3d-cta-final::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(30,107,214,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30,107,214,0.06) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.t3d-cta-inner {
  position: relative;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.t3d-cta-inner h2 {
  font-family: 'Rajdhani', sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  color: white;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.t3d-cta-inner p {
  font-size: clamp(0.90rem, 1.8vw, 1.02rem);
  font-weight: 300;
  color: rgba(200,215,240,0.80);
  line-height: 1.75;
  margin-bottom: 36px;
}

.t3d-cta-botones {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ──────────────────────────────────
   RESPONSIVE: TABLET
────────────────────────────────── */
@media screen and (max-width: 1023px) {
  .t3d-form-wrap {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .t3d-form-info {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: flex-start;
    gap: 16px;
  }

  .t3d-form-logo { width: 100%; }
  .t3d-btn-whatsapp { width: 100%; justify-content: center; }
}

/* ──────────────────────────────────
   RESPONSIVE: MÓVIL
────────────────────────────────── */
@media screen and (max-width: 767px) and (orientation: portrait) {
  .t3d-hero { padding: 110px 20px 60px; min-height: 100svh; }
  .t3d-hero-logo { width: clamp(200px, 72vw, 320px); }
  .t3d-seccion { padding: 64px 0; }

  .t3d-grid-servicios,
  .t3d-grid-materiales,
  .t3d-grid-porqué {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .t3d-galeria-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .t3d-form-fila { grid-template-columns: 1fr; gap: 0; }
  .t3d-form-contenedor { padding: 24px 18px; }

  .t3d-specs {
    grid-template-columns: repeat(2, 1fr);
  }

  .t3d-form-info { flex-direction: column; }

  .t3d-hero-botones,
  .t3d-cta-botones {
    flex-direction: column;
    align-items: center;
    gap: 10px;
  }

  .t3d-btn-principal,
  .t3d-btn-secundario {
    width: 100%;
    text-align: center;
    justify-content: center;
  }

  .t3d-cta-final { padding: 56px 0; background-attachment: scroll; }
}

/* ──────────────────────────────────
   RESPONSIVE: MÓVIL HORIZONTAL
────────────────────────────────── */
@media screen and (max-width: 900px) and (orientation: landscape) {
  .t3d-hero { min-height: auto; padding: 80px 24px 48px; }
  .t3d-seccion { padding: 56px 0; }
  .t3d-form-wrap { grid-template-columns: 1fr; }
  .t3d-cta-final { background-attachment: scroll; }
}