/* ============================================================
   Nexvelia · Página de servicio
   ============================================================ */

.service-hero {
  padding-block: clamp(var(--s-16), 10vw, var(--s-24)) clamp(var(--s-10), 6vw, var(--s-16));
}
.service-hero .eyebrow { margin-bottom: var(--s-5); }
.service-hero h1 { max-width: 14ch; margin-bottom: var(--s-6); }
.service-hero h1 em { font-style: normal; color: var(--accent); }
.service-hero .lead { font-size: var(--fs-20); max-width: 580px; }

.service-section { padding-block: clamp(var(--s-12), 7vw, var(--s-20)); }
.service-section + .service-section { border-top: 1px solid var(--line); }
.service-section h2 { max-width: 18ch; margin-bottom: var(--s-10); }

.service-grid-2 { display: grid; gap: var(--s-10); grid-template-columns: 1fr; }
@media (min-width: 760px) { .service-grid-2 { grid-template-columns: 1.3fr 1fr; gap: var(--s-16); } }

.feature-list { display: grid; gap: var(--s-6); }
.feature-item { display: grid; grid-template-columns: 28px 1fr; gap: var(--s-4); align-items: start; }
.feature-item-mark {
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--accent); margin-top: 4px;
  display: inline-flex; align-items: center; justify-content: center;
  color: #fff; font-size: var(--fs-12); font-weight: 600;
  flex-shrink: 0;
}
.feature-item h3 { font-size: var(--fs-18); font-weight: 600; margin-bottom: var(--s-2); }
.feature-item p { font-size: var(--fs-14); color: var(--ink-muted); line-height: 1.6; }

.steps-numbered { display: grid; gap: var(--s-6); }
.step-numbered {
  display: grid; grid-template-columns: 56px 1fr; gap: var(--s-5);
  padding: var(--s-6) 0; border-top: 1px solid var(--line);
}
.step-numbered:first-child { border-top: none; padding-top: 0; }
.step-numbered-num {
  font-family: var(--font-mono); font-size: var(--fs-14); color: var(--accent);
  letter-spacing: 0.04em;
}
.step-numbered h3 { font-size: var(--fs-20); font-weight: 600; margin-bottom: var(--s-2); }
.step-numbered p { font-size: var(--fs-14); color: var(--ink-muted); line-height: 1.6; max-width: 56ch; }

.includes-list { display: grid; gap: var(--s-3); }
.includes-list li {
  font-size: var(--fs-15); color: var(--ink); line-height: 1.5;
  padding: var(--s-3) 0; border-bottom: 1px solid var(--line);
  display: grid; grid-template-columns: 16px 1fr; gap: var(--s-3);
}
.includes-list li::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); margin-top: 10px;
}

.service-cta {
  margin-top: var(--s-16);
  padding: clamp(var(--s-10), 6vw, var(--s-16));
  background: var(--bg-card); border-radius: var(--r-2xl);
  text-align: center;
}
.service-cta h2 { margin-block: 0 var(--s-5); max-width: 100%; }
.service-cta p { color: var(--ink-muted); max-width: 540px; margin: 0 auto var(--s-8); }

/* ============================================================
   Tabla comparativa de planes (Web en UNO / Profesional / Premium)
   ============================================================ */
.plans-grid {
  display: grid; gap: var(--s-6);
  grid-template-columns: 1fr;
  align-items: stretch;
}
@media (min-width: 760px)  { .plans-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1040px) { .plans-grid { grid-template-columns: repeat(3, 1fr); } }

.plan-card {
  position: relative;
  display: flex; flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--r-2xl);
  padding: clamp(var(--s-6), 3vw, var(--s-8));
}
.plan-card.is-featured {
  border-color: var(--accent);
  box-shadow: 0 12px 32px -16px rgba(37, 99, 235, 0.35);
}
.plan-card-badge {
  position: absolute;
  top: calc(-1 * var(--s-3));
  left: var(--s-6);
  background: var(--accent); color: #fff;
  font-family: var(--font-body); font-size: 0.6875rem;
  font-weight: 500; letter-spacing: 0.18em; text-transform: uppercase;
  padding: 6px 12px; border-radius: 999px;
}
.plan-card-eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--accent);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0 0 var(--s-2);
}
.plan-card-name {
  font-family: var(--font-display);
  font-size: var(--fs-24);
  font-weight: 600;
  margin: 0 0 var(--s-4);
  letter-spacing: -0.01em;
}
.plan-card-price {
  display: flex; align-items: baseline; gap: 6px;
  margin: 0 0 var(--s-1);
}
.plan-card-price strong {
  font-family: var(--font-display);
  font-size: var(--fs-32);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.plan-card-price span {
  font-size: var(--fs-14); color: var(--ink-muted);
}
.plan-card-price.is-quote strong {
  font-size: var(--fs-20); color: var(--ink-muted); font-weight: 500;
}
.plan-card-note {
  font-size: var(--fs-13); color: var(--ink-muted);
  margin: 0 0 var(--s-6);
}
.plan-card-divider {
  border: none; border-top: 1px solid var(--line);
  margin: 0 0 var(--s-5);
}
.plan-card-list {
  list-style: none; padding: 0; margin: 0 0 var(--s-6);
  display: grid; gap: var(--s-2);
  flex-grow: 1;
}
.plan-card-list li {
  position: relative;
  font-size: var(--fs-14); color: var(--ink); line-height: 1.5;
  padding-left: var(--s-6);
}
.plan-card-list li::before {
  content: ''; position: absolute;
  left: 0; top: 8px;
  width: 14px; height: 8px;
  border-left: 1.6px solid var(--accent);
  border-bottom: 1.6px solid var(--accent);
  transform: rotate(-45deg);
}
.plan-card-list li.is-muted {
  color: var(--ink-muted);
  opacity: 0.6;
  text-decoration: line-through;
  text-decoration-thickness: 1px;
  text-decoration-color: var(--ink-muted);
}
.plan-card-list li.is-muted::before {
  border-color: var(--ink-muted);
  opacity: 0.4;
}
.plan-card .btn {
  width: 100%; justify-content: center; text-align: center;
}
.plans-foot {
  margin-top: var(--s-6);
  font-size: var(--fs-13); color: var(--ink-muted);
  text-align: center;
}

/* ============================================================
   Audit cards (Auditorías · SEO / Ads / Negocio)
   ============================================================ */
.audit-types {
  display: grid; gap: var(--s-6);
  grid-template-columns: 1fr;
}
@media (min-width: 760px)  { .audit-types { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1040px) { .audit-types { grid-template-columns: repeat(3, 1fr); } }

.audit-card {
  display: flex; flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--r-2xl);
  padding: clamp(var(--s-6), 3vw, var(--s-8));
}
.audit-card-head { margin-bottom: var(--s-5); }
.audit-card-tag {
  display: inline-block;
  font-family: var(--font-mono); font-size: 0.6875rem;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--accent);
  padding: 4px 10px; border-radius: 999px;
  background: rgba(37, 99, 235, 0.08);
  margin-bottom: var(--s-3);
}
.audit-card-head h3 {
  font-family: var(--font-display);
  font-size: var(--fs-20); font-weight: 600;
  margin: 0 0 var(--s-3); letter-spacing: -0.01em;
}
.audit-card-lead {
  font-size: var(--fs-14); color: var(--ink-muted);
  line-height: 1.6; margin: 0;
}
.audit-card-list {
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: var(--s-2);
  border-top: 1px solid var(--line);
  padding-top: var(--s-5);
}
.audit-card-list li {
  position: relative; padding-left: var(--s-5);
  font-size: var(--fs-14); color: var(--ink); line-height: 1.5;
}
.audit-card-list li::before {
  content: '·'; position: absolute;
  left: 0; top: -2px;
  color: var(--accent);
  font-size: var(--fs-20); font-weight: 700;
}

/* ============================================================
   CAPTURAS REALES DEL CRM (Nexvelia One · screenshots)
   ============================================================ */
/* Marco de ventana de navegador reutilizable */
.app-shot {
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--c-tinta-900);
  border: 1px solid rgba(96,165,250,0.18);
  box-shadow: 0 24px 60px -28px rgba(8,18,43,0.6), 0 8px 22px -14px rgba(8,18,43,0.5);
}
.app-shot img { width: 100%; height: auto; display: block; }

/* Showcase: una captura grande destacada */
.product-shots { margin-top: var(--s-10); }
.product-shots-hero {
  position: relative;
  border-radius: var(--r-xl);
  overflow: hidden;
  border: 1px solid rgba(96,165,250,0.25);
  box-shadow: 0 30px 80px -34px rgba(8,18,43,0.7);
}
.product-shots-hero img { width: 100%; height: auto; display: block; }

/* Rejilla de pantallas */
.shots-grid {
  display: grid; gap: var(--s-6);
  grid-template-columns: 1fr;
  margin-top: var(--s-8);
}
@media (min-width: 620px)  { .shots-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1000px) { .shots-grid { grid-template-columns: repeat(3, 1fr); } }
.shot-card { display: flex; flex-direction: column; }
.shot-card figure { margin: 0; }
.shot-card .app-shot { transition: transform var(--t-base), box-shadow var(--t-base); }
.shot-card:hover .app-shot {
  transform: translateY(-4px);
  box-shadow: 0 28px 64px -26px rgba(8,18,43,0.7);
}
.shot-card figcaption { margin-top: var(--s-4); }
.shot-card figcaption .shot-name {
  display: block;
  font-family: var(--font-display); font-weight: 600;
  font-size: var(--fs-16); color: var(--c-arena-100);
  margin-bottom: 3px;
}
.shot-card figcaption .shot-desc {
  display: block;
  font-size: var(--fs-13); color: var(--c-tinta-100);
  line-height: 1.5;
}

/* ============================================================
   PRODUCTO ESTRELLA · NEXVELIA ONE (bloque destacado en apps)
   ============================================================ */
.product-hero {
  background: var(--c-tinta-900);
  color: var(--c-arena-100);
  border-radius: var(--r-2xl);
  padding: clamp(var(--s-8), 5vw, var(--s-16));
}
.product-hero-top {
  display: flex; align-items: center; gap: var(--s-4);
  flex-wrap: wrap; margin-bottom: var(--s-6);
}
.product-hero-tag {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--font-mono); font-size: 0.6875rem;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--c-azul-300);
  background: rgba(96,165,250,0.12);
  padding: 5px 12px; border-radius: 999px;
}
.product-hero-tag::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--c-azul-400); }
.product-hero-name {
  font-family: var(--font-display); font-weight: 600;
  font-size: var(--fs-14); letter-spacing: 0.28em;
  color: var(--c-arena-200);
}
.product-hero h2 {
  color: var(--c-arena-100); max-width: 20ch;
  margin: 0 0 var(--s-5);
}
.product-hero h2 strong { color: var(--c-azul-300); font-weight: inherit; }
.product-hero-lead {
  font-size: var(--fs-18); color: var(--c-tinta-100);
  line-height: 1.6; max-width: 62ch; margin: 0 0 var(--s-10);
}
.product-hero-lead strong { color: var(--c-arena-100); font-weight: 600; }

.product-modules {
  list-style: none; padding: 0; margin: 0 0 var(--s-10);
  display: grid; gap: var(--s-4);
  grid-template-columns: 1fr;
}
@media (min-width: 620px)  { .product-modules { grid-template-columns: 1fr 1fr; } }
@media (min-width: 980px)  { .product-modules { grid-template-columns: repeat(3, 1fr); } }
.product-module {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--r-lg);
  padding: var(--s-5);
}
.product-module strong {
  display: block; font-family: var(--font-display);
  font-size: var(--fs-16); font-weight: 600; color: var(--c-arena-100);
  margin-bottom: 6px;
}
.product-module p { font-size: var(--fs-13); color: var(--c-tinta-100); line-height: 1.5; margin: 0; }
.product-module.is-highlight {
  background: rgba(37,99,235,0.14);
  border-color: rgba(96,165,250,0.4);
}
.product-module.is-highlight strong { color: #fff; }

/* Caja Verifactu destacada */
.product-verifactu {
  display: grid; gap: var(--s-6);
  grid-template-columns: 1fr;
  align-items: center;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(96,165,250,0.25);
  border-radius: var(--r-xl);
  padding: clamp(var(--s-6), 4vw, var(--s-10));
  margin-bottom: var(--s-10);
}
@media (min-width: 820px) { .product-verifactu { grid-template-columns: auto 1fr; gap: var(--s-10); } }
.product-verifactu-mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 76px; height: 76px; border-radius: var(--r-lg);
  background: rgba(37,99,235,0.18);
  color: var(--c-azul-300);
}
.product-verifactu-mark svg { width: 40px; height: 40px; }
.product-verifactu h3 {
  color: var(--c-arena-100); font-size: var(--fs-24);
  margin: 0 0 var(--s-3);
}
.product-verifactu p { font-size: var(--fs-15); color: var(--c-tinta-100); line-height: 1.6; margin: 0; max-width: 70ch; }
.product-verifactu p + p { margin-top: var(--s-3); }
.product-verifactu .vf-pill {
  display: inline-block; margin-top: var(--s-4);
  font-family: var(--font-mono); font-size: var(--fs-12);
  color: var(--c-azul-300); letter-spacing: 0.04em;
  border: 1px solid rgba(96,165,250,0.3); border-radius: 999px;
  padding: 4px 12px;
}

.product-hero-foot {
  display: flex; align-items: center; gap: var(--s-8);
  flex-wrap: wrap;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--s-8);
}
.product-hero-price { line-height: 1.4; }
.product-hero-price strong {
  font-family: var(--font-display); font-size: var(--fs-32);
  font-weight: 600; color: var(--c-arena-100); letter-spacing: -0.02em;
  display: block;
}
.product-hero-price span { font-size: var(--fs-14); color: var(--c-tinta-100); }
.product-hero-foot .btn-ghost { color: var(--c-arena-100); border-bottom-color: var(--c-arena-100); }
.product-hero-foot .btn-ghost:hover { color: var(--c-azul-300); border-bottom-color: var(--c-azul-300); }
.product-hero-ctas { display: flex; gap: var(--s-6); align-items: center; flex-wrap: wrap; margin-left: auto; }

/* Sección separadora compacta hacia "a medida" */
.service-section.service-section-divider {
  padding-block: clamp(var(--s-6), 3vw, var(--s-8));
  border-top: none;
}
.service-section-divider + .service-section { border-top: none; }

/* Separador navy hacia "a medida" */
.product-divider {
  background: var(--c-tinta-900);
  border-radius: var(--r-2xl);
  padding: clamp(var(--s-6), 4vw, var(--s-8)) clamp(var(--s-5), 4vw, var(--s-10));
  text-align: center;
}
.product-divider p {
  max-width: 54ch;
  margin: 0 auto;
  color: var(--c-arena-100);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--fs-24);
  line-height: 1.4;
  letter-spacing: -0.01em;
}
.product-divider strong { color: #fff; font-weight: 600; }

/* ============================================================
   Stack grid (Analítica y BI · herramientas)
   ============================================================ */
.stack-grid {
  display: grid; gap: var(--s-3);
  grid-template-columns: repeat(2, 1fr);
}
.stack-item {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: var(--s-4);
}
.stack-tag {
  display: block;
  font-family: var(--font-mono); font-size: 0.6875rem;
  color: var(--accent); letter-spacing: 0.14em;
  text-transform: uppercase; margin-bottom: var(--s-1);
}
.stack-item strong {
  font-family: var(--font-display);
  font-size: var(--fs-16); font-weight: 600;
  display: block; margin-bottom: var(--s-1);
}
.stack-item p {
  font-size: var(--fs-13); color: var(--ink-muted);
  line-height: 1.45; margin: 0;
}

/* ============================================================
   FABRICACIÓN 3D · fotografía y medios
   ============================================================ */

/* Hero con imagen a la derecha */
.service-hero-media {
  display: grid; gap: var(--s-10);
  grid-template-columns: 1fr;
  align-items: center;
}
@media (min-width: 880px) {
  .service-hero-media { grid-template-columns: 1.05fr 0.95fr; gap: var(--s-12); }
}
.service-hero-media .service-hero-copy h1 { max-width: 16ch; }
.media-frame {
  position: relative;
  border-radius: var(--r-2xl);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-lg);
  background: var(--bg-card);
}
.media-frame img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
}
.media-frame.is-tall { aspect-ratio: 4 / 3; }
.media-frame.is-wide { aspect-ratio: 16 / 9; }

/* Figure con pie de foto */
figure.media-figure { margin: 0; }
figure.media-figure figcaption {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--ink-muted);
  margin-top: var(--s-3);
  letter-spacing: 0.01em;
}

/* Bloque texto + imagen alterno */
.media-split {
  display: grid; gap: var(--s-10);
  grid-template-columns: 1fr;
  align-items: center;
}
@media (min-width: 860px) {
  .media-split { grid-template-columns: 1fr 1fr; gap: var(--s-16); }
  .media-split.is-reverse .media-split-text { order: 2; }
}
.media-split-text h2 { margin-bottom: var(--s-5); }
.media-split-text p { color: var(--ink-muted); font-size: var(--fs-16); line-height: 1.6; }
.media-split-text p + p { margin-top: var(--s-4); }

/* Enlace de texto dentro de párrafos (acento azul, subrayado sutil) */
.text-link {
  color: var(--accent); font-weight: 500;
  text-decoration: underline; text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  text-decoration-color: rgba(37, 99, 235, 0.4);
  transition: text-decoration-color var(--t-fast), color var(--t-fast);
}
.text-link:hover { color: var(--accent-hover); text-decoration-color: var(--accent); }

/* ============================================================
   SECCIÓN OSCURA (banda navy con texto claro) · ritmo de color
   ============================================================ */
.service-section.is-dark {
  background: var(--c-tinta-900);
  color: var(--c-arena-100);
  border-top: none;
}
.service-section.is-dark + .service-section { border-top: none; }
.service-section.is-dark .eyebrow { color: var(--c-azul-300); }
.service-section.is-dark h2 { color: var(--c-arena-100); }
.service-section.is-dark h3 { color: var(--c-arena-100); }
.service-section.is-dark .lead { color: var(--c-tinta-100); }
.service-section.is-dark p { color: var(--c-tinta-100); }
.service-section.is-dark strong { color: var(--c-arena-100); }
.service-section.is-dark .text-link {
  color: var(--c-azul-300);
  text-decoration-color: rgba(96,165,250,0.5);
}
.service-section.is-dark .text-link:hover { color: #fff; text-decoration-color: #fff; }
.service-section.is-dark figure.media-figure figcaption { color: var(--c-tinta-300); }
.service-section.is-dark .media-frame { border-color: rgba(96,165,250,0.2); }

/* Prosa de dos columnas (secciones con bastante texto) */
.prose-cols {
  columns: 2; column-gap: var(--s-12);
  max-width: 70ch; margin-top: var(--s-6);
}
.prose-cols p { break-inside: avoid; margin-bottom: var(--s-4); }
.prose-cols p:last-child { margin-bottom: 0; }
@media (max-width: 760px) { .prose-cols { columns: 1; } }

/* Lista de "puntos clave" sobre fondo oscuro */
.dark-points {
  display: grid; gap: var(--s-6);
  grid-template-columns: 1fr;
  margin-top: var(--s-10);
}
@media (min-width: 720px)  { .dark-points { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .dark-points { grid-template-columns: repeat(4, 1fr); } }
.dark-point {
  border-top: 2px solid var(--c-azul-500);
  padding-top: var(--s-4);
}
.dark-point h3 {
  font-size: var(--fs-18); font-weight: 600;
  color: var(--c-arena-100); margin-bottom: var(--s-2);
}
.dark-point p { font-size: var(--fs-14); color: var(--c-tinta-100); line-height: 1.55; margin: 0; }

/* Galería de diseño CAD (capturas de Fusion 360) */
.cad-grid {
  display: grid; gap: var(--s-6);
  grid-template-columns: 1fr;
  margin-top: var(--s-8);
}
@media (min-width: 720px)  { .cad-grid { grid-template-columns: repeat(3, 1fr); } }
.cad-card { display: flex; flex-direction: column; }
.cad-card figure { margin: 0; }
.cad-frame {
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: var(--shadow-sm);
  aspect-ratio: 4 / 3;
  display: flex; align-items: center; justify-content: center;
  transition: transform var(--t-base), box-shadow var(--t-base);
}
.cad-card:hover .cad-frame { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.cad-frame img { width: 100%; height: 100%; object-fit: contain; display: block; }
.cad-card figcaption { margin-top: var(--s-4); }
.cad-card figcaption .cad-step {
  display: inline-block;
  font-family: var(--font-mono); font-size: var(--fs-12);
  color: var(--accent); letter-spacing: 0.08em;
  margin-bottom: 4px;
}
.cad-card figcaption .cad-name {
  display: block;
  font-family: var(--font-display); font-weight: 600;
  font-size: var(--fs-16); color: var(--ink); margin-bottom: 3px;
}
.cad-card figcaption .cad-desc {
  display: block; font-size: var(--fs-13);
  color: var(--ink-muted); line-height: 1.5;
}

/* Banda de materiales (chips técnicos) */
.materials-grid {
  display: grid; gap: var(--s-4);
  grid-template-columns: repeat(2, 1fr);
  margin-top: var(--s-8);
}
@media (min-width: 720px)  { .materials-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1000px) { .materials-grid { grid-template-columns: repeat(6, 1fr); } }
.material-chip {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: var(--s-4) var(--s-3);
  text-align: center;
}
.material-chip .mat-code {
  font-family: var(--font-mono);
  font-size: var(--fs-18); font-weight: 600;
  color: var(--accent);
  display: block; margin-bottom: 4px;
}
.material-chip .mat-name {
  font-size: var(--fs-12); color: var(--ink-muted);
  line-height: 1.3; display: block;
}

/* Galería de aplicaciones (con foto) */
.use-gallery {
  display: grid; gap: var(--s-6);
  grid-template-columns: 1fr;
  margin-top: var(--s-8);
}
@media (min-width: 680px)  { .use-gallery { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .use-gallery { grid-template-columns: repeat(3, 1fr); } }
.use-card {
  display: flex; flex-direction: column;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  overflow: hidden;
  transition: transform var(--t-base), box-shadow var(--t-base);
}
.use-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.use-card-img { aspect-ratio: 16 / 10; overflow: hidden; background: var(--c-tinta-100); }
.use-card-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.use-card-body { padding: var(--s-5) var(--s-6) var(--s-6); }
.use-card-body h3 { font-size: var(--fs-18); font-weight: 600; margin-bottom: var(--s-2); }
.use-card-body p { font-size: var(--fs-14); color: var(--ink-muted); line-height: 1.55; margin: 0; }
.use-card-sectors {
  display: flex; flex-wrap: wrap; gap: 6px; margin-top: var(--s-4);
}
.use-card-sectors span {
  font-family: var(--font-mono); font-size: 0.625rem;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--accent);
  background: rgba(37, 99, 235, 0.08);
  padding: 3px 8px; border-radius: 999px;
}

/* Banda full-bleed con imagen de fondo navy */
.media-band {
  position: relative;
  border-radius: var(--r-2xl);
  overflow: hidden;
  margin-top: var(--s-10);
  min-height: 320px;
  display: flex; align-items: center;
}
.media-band img.media-band-bg {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover; z-index: 0;
}
.media-band-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(90deg, rgba(15,30,61,0.94) 0%, rgba(15,30,61,0.78) 55%, rgba(15,30,61,0.55) 100%);
}
.media-band-content {
  position: relative; z-index: 2;
  padding: clamp(var(--s-8), 5vw, var(--s-12));
  max-width: 60ch; color: var(--c-arena-100);
}
.media-band-content .eyebrow { color: var(--c-azul-300); margin-bottom: var(--s-4); }
.media-band-content h2 { color: var(--c-arena-100); margin-bottom: var(--s-4); }
.media-band-content p { color: var(--c-tinta-100); font-size: var(--fs-16); line-height: 1.6; margin: 0; }

/* Créditos de imágenes (atribución de licencias CC) */
.img-credits {
  margin-top: var(--s-10);
  padding-top: var(--s-6);
  border-top: 1px solid var(--line);
  font-size: var(--fs-12);
  color: var(--ink-muted);
  line-height: 1.6;
}
.img-credits a { color: var(--ink-muted); text-decoration: underline; text-underline-offset: 2px; }
.img-credits a:hover { color: var(--accent); }

/* Página Impresión 3D: la sección de contacto (navy) cierra contra el footer
   (también navy) → reducimos el hueco arena entre ambos. */
.page-impresion-3d .site-footer { margin-top: var(--s-10); }

/* ============================================================
   CALCULADORA DE COSTE 3D
   ============================================================ */
.calc3d {
  display: grid; gap: 0;
  grid-template-columns: 1fr;
  border: 1px solid var(--line);
  border-radius: var(--r-2xl);
  overflow: hidden;
  background: var(--bg-card);
  box-shadow: var(--shadow-md);
  margin-top: var(--s-8);
}
@media (min-width: 880px) { .calc3d { grid-template-columns: 1.15fr 0.85fr; } }

.calc3d-inputs { padding: clamp(var(--s-6), 4vw, var(--s-10)); }
.calc3d-grid { display: grid; gap: var(--s-5); grid-template-columns: 1fr 1fr; }
.calc3d-field { display: grid; gap: var(--s-2); }
.calc3d-field.is-full { grid-column: 1 / -1; }
.calc3d-field label {
  font-size: var(--fs-12); letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--ink-muted); font-weight: 500;
}
.calc3d-field .input,
.calc3d-field .select { width: 100%; }

/* Campo con unidad superpuesta (p. ej. "g" en el peso) */
.calc3d-unit { position: relative; }
.calc3d-unit .input { padding-right: 2.4em; }
.calc3d-unit::after {
  content: attr(data-unit);
  position: absolute; top: 50%; right: var(--s-4);
  transform: translateY(-50%);
  font-family: var(--font-mono); font-size: var(--fs-13);
  color: var(--ink-muted); pointer-events: none;
}
.calc3d-dims { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: var(--s-3); }
.calc3d-dims .input { text-align: center; }

.calc3d-check {
  display: flex; align-items: flex-start; gap: var(--s-3);
  font-size: var(--fs-14); color: var(--ink); margin-top: var(--s-2);
}
.calc3d-check input { margin-top: 3px; accent-color: var(--accent); width: 18px; height: 18px; flex-shrink: 0; }
.calc3d-check .hint { display: block; font-size: var(--fs-13); color: var(--ink-muted); margin-top: 2px; }

/* Panel de resultados (navy) */
.calc3d-results {
  background: var(--c-tinta-900); color: var(--c-arena-100);
  padding: clamp(var(--s-6), 4vw, var(--s-10));
  display: flex; flex-direction: column;
}
.calc3d-results .r-eyebrow {
  font-family: var(--font-mono); font-size: var(--fs-12);
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--c-azul-300); margin-bottom: var(--s-5);
}
.calc3d-hero {
  border: 1px solid rgba(96,165,250,0.3);
  background: rgba(37,99,235,0.12);
  border-radius: var(--r-lg);
  padding: var(--s-5) var(--s-6); margin-bottom: var(--s-5);
}
.calc3d-hero .ck {
  font-family: var(--font-mono); font-size: var(--fs-12);
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--c-azul-300);
}
.calc3d-hero .cv {
  font-family: var(--font-display); font-weight: 700;
  font-size: var(--fs-40); line-height: 1; letter-spacing: -0.02em;
  color: #fff; margin-top: 4px;
}
.calc3d-hero .cu { font-size: var(--fs-13); color: var(--c-tinta-100); margin-top: 4px; display: block; }

.calc3d-lines { display: grid; gap: 0; margin-bottom: var(--s-5); }
.calc3d-line {
  display: flex; justify-content: space-between; align-items: baseline; gap: var(--s-4);
  padding: var(--s-3) 0; border-bottom: 1px solid rgba(255,255,255,0.08);
  font-size: var(--fs-14);
}
.calc3d-line:last-child { border-bottom: none; }
.calc3d-line[hidden] { display: none; }
.calc3d-line .lk { color: var(--c-tinta-100); }
.calc3d-line .lv { font-family: var(--font-mono); font-weight: 600; color: var(--c-arena-100); text-align: right; }
.calc3d-line.is-strong .lk { color: var(--c-arena-100); }
.calc3d-line.is-strong .lv { color: #fff; font-size: var(--fs-16); }

.calc3d-disclaimer {
  margin-top: auto;
  font-size: var(--fs-12); line-height: 1.5;
  color: var(--c-tinta-300);
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--s-4);
}
.calc3d-disclaimer strong { color: var(--c-azul-300); }
.calc3d-cta { margin-top: var(--s-5); }
.calc3d-cta .btn { width: 100%; justify-content: center; }