/* === CLARITYLINES — investigacion.css === */

/* ----------------------------------------------------------------
   HERO INTERIOR
---------------------------------------------------------------- */
.page-hero {
  background: var(--navy-dark);
  padding: clamp(7rem, 15vh, 11rem) clamp(1.5rem, 5vw, 5rem) clamp(4rem, 8vh, 6rem);
  position: relative;
  overflow: hidden;
}

.page-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: clamp(1.5rem, 5vw, 5rem);
  width: clamp(3rem, 8vw, 6rem);
  height: 2px;
  background: var(--amber-light);
}

.page-hero-inner { max-width: 820px; }

.page-hero .label { color: var(--amber-light); }

.page-hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw + 1rem, 7rem);
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: var(--space-m);
}

.page-hero-title em { color: var(--amber-light); }

.page-hero-sub {
  font-size: clamp(0.95rem, 1.2vw + 0.4rem, 1.15rem);
  color: rgba(255, 255, 255, 0.62);
  line-height: 1.8;
  max-width: 640px;
}

/* ----------------------------------------------------------------
   PILARES — 3 tarjetas sobre fondo paper
---------------------------------------------------------------- */
.inv-pilares {
  background: var(--paper);
}

.inv-pilares-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-m);
}

.inv-pilar-card {
  background: var(--white);
  border: 1px solid var(--cream-border);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 0;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.inv-pilar-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(26, 30, 46, 0.08);
}

.inv-pilar-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: var(--amber-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--amber);
  font-size: 1.1rem;
  margin-bottom: var(--space-m);
  flex-shrink: 0;
}

.inv-pilar-title {
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--ink);
  margin-bottom: var(--space-s);
}

.inv-pilar-desc {
  font-size: 0.9rem;
  color: var(--text-mid);
  line-height: 1.8;
}

/* ----------------------------------------------------------------
   MÉTRICAS — fondo navy-dark
---------------------------------------------------------------- */
.inv-metricas {
  background: var(--navy-dark);
}

.inv-metricas .section-header-center .label {
  color: var(--amber-light);
}

.inv-metricas .section-title {
  color: var(--white);
}

.inv-metricas-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius);
  overflow: hidden;
}

.inv-metrica-item {
  background: var(--navy-dark);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: background var(--dur) var(--ease);
}

.inv-metrica-item:hover {
  background: var(--navy-mid);
}

.inv-metrica-num {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.6rem);
  font-weight: 600;
  color: var(--amber-light);
  line-height: 1;
  letter-spacing: -0.02em;
}

.inv-metrica-label {
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--white);
  line-height: 1.4;
}

.inv-metrica-fuente {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.38);
  line-height: 1.65;
  margin-top: 0.4rem;
}

/* ----------------------------------------------------------------
   PUBLICACIONES — lista editorial
---------------------------------------------------------------- */
.inv-publicaciones {
  background: var(--cream);
}

.inv-pub-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: end;
  margin-bottom: clamp(2.5rem, 5vh, 4rem);
}

.inv-pub-intro {
  font-size: clamp(0.95rem, 1.1vw + 0.3rem, 1.05rem);
  color: var(--text-mid);
  line-height: 1.85;
  padding-bottom: 0.4rem;
}

.inv-pub-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--cream-border);
}

.inv-pub-item {
  display: grid;
  grid-template-columns: 5rem 1fr 2.5rem;
  gap: 1.5rem;
  align-items: start;
  padding: 1.8rem 0;
  border-bottom: 1px solid var(--cream-border);
  transition: background var(--dur) var(--ease);
}

.inv-pub-item:hover {
  background: var(--paper);
  padding-left: 1rem;
  padding-right: 1rem;
  margin: 0 -1rem;
  border-radius: var(--radius);
  border-bottom-color: transparent;
}

.inv-pub-meta {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding-top: 0.2rem;
}

.inv-pub-year {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
}

.inv-pub-type {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.2em 0.6em;
  border-radius: 2px;
  display: inline-block;
  line-height: 1.6;
}

.inv-pub-type--journal {
  background: var(--amber-pale);
  color: var(--amber);
}

.inv-pub-type--patent {
  background: rgba(27, 42, 74, 0.1);
  color: var(--navy);
}

.inv-pub-type--conf {
  background: var(--cream-deep);
  color: var(--ink-soft);
}

.inv-pub-title {
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--ink);
  line-height: 1.45;
  margin-bottom: 0.4rem;
}

.inv-pub-autores {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  margin-bottom: 0.2rem;
}

.inv-pub-revista {
  font-size: 0.82rem;
  color: var(--text-light);
}

.inv-pub-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  border: 1px solid var(--cream-border);
  color: var(--ink-soft);
  font-size: 0.75rem;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
  margin-top: 0.2rem;
  flex-shrink: 0;
}

.inv-pub-link:hover {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--white);
}

/* ----------------------------------------------------------------
   LABORATORIO — imagen editorial + texto
---------------------------------------------------------------- */
.inv-lab {
  background: var(--paper);
}

.inv-lab-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: center;
}

.inv-lab-image-wrap {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.inv-lab-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}

.inv-lab-image-wrap:hover .inv-lab-img {
  transform: scale(1.03);
}

.inv-lab-image-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 0.8rem 1.2rem;
  background: linear-gradient(0deg, rgba(18, 25, 41, 0.75), transparent);
}

.inv-lab-caption-mono {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.65);
}

.inv-lab-body {
  font-size: clamp(0.9rem, 1vw + 0.3rem, 1rem);
  color: var(--text-mid);
  line-height: 1.85;
  margin-top: var(--space-m);
}

.inv-lab-body + .inv-lab-body {
  margin-top: var(--space-s);
}

.inv-lab-stats {
  display: flex;
  gap: var(--space-m);
  margin-top: var(--space-l);
  padding-top: var(--space-m);
  border-top: 1px solid var(--cream-border);
}

.inv-lab-stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.inv-lab-stat-num {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 600;
  color: var(--amber);
  letter-spacing: -0.01em;
  line-height: 1;
}

.inv-lab-stat-desc {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-ghost);
}

/* ----------------------------------------------------------------
   CTA — fondo navy idéntico al de index
---------------------------------------------------------------- */
.inv-cta-section {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
  padding: clamp(4rem, 10vh, 8rem) clamp(1.5rem, 5vw, 5rem);
  text-align: center;
}

.inv-cta-inner { max-width: 700px; margin: 0 auto; }

.inv-cta-section .label { color: var(--amber-light); }

.inv-cta-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw + 0.5rem, 4rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: var(--space-m);
}

.inv-cta-sub {
  font-size: clamp(0.9rem, 1.1vw + 0.3rem, 1.05rem);
  color: rgba(255, 255, 255, 0.62);
  line-height: 1.8;
  margin-bottom: var(--space-l);
}

.inv-cta-btns {
  display: flex;
  gap: var(--space-s);
  justify-content: center;
  flex-wrap: wrap;
}

/* ----------------------------------------------------------------
   RESPONSIVE
---------------------------------------------------------------- */
@media (max-width: 1100px) {
  .inv-metricas-grid { grid-template-columns: repeat(2, 1fr); }
  .inv-pilares-grid  { grid-template-columns: 1fr 1fr; }
  .inv-pub-header    { grid-template-columns: 1fr; gap: 1.5rem; }
}

@media (max-width: 820px) {
  .page-hero { padding-top: clamp(5.5rem, 12vh, 8rem); }
  .inv-lab-inner { grid-template-columns: 1fr; }
  .inv-lab-image-wrap { aspect-ratio: 16/9; }
  .inv-lab-stats { gap: var(--space-s); }
  .inv-pub-item { grid-template-columns: 4rem 1fr 2rem; gap: 1rem; }
}

@media (max-width: 640px) {
  .inv-pilares-grid  { grid-template-columns: 1fr; max-width: 440px; margin: 0 auto; }
  .inv-metricas-grid { grid-template-columns: 1fr; }
  .inv-metrica-item  { padding: 2rem 1.5rem; }
  .inv-pub-item      { grid-template-columns: 1fr; gap: 0.75rem; }
  .inv-pub-meta      { flex-direction: row; align-items: center; gap: 0.75rem; }
  .inv-pub-link      { display: none; }
  .inv-lab-stats     { flex-direction: column; gap: var(--space-s); }
  .inv-cta-btns      { flex-direction: column; align-items: center; }
  .inv-cta-btns .btn { width: 100%; max-width: 340px; justify-content: center; }
}

@media (max-width: 480px) {
  .inv-pilar-card { padding: 2rem 1.5rem; }
}