/* ============================================================
   Clean Air Data — Hoja de estilos principal
   Paleta: #00A8E8 | #004D6E | #7F8FA6 | #2E8B57 | #FFFFFF
   Tipografía: DM Sans + Space Mono
   ============================================================ */

/* ─── VARIABLES GLOBALES ─── */
:root {
  --blue:    #00A8E8;
  --deep:    #004D6E;
  --grey:    #7F8FA6;
  --green:   #2E8B57;
  --white:   #FFFFFF;
  --bg:      #F4F7FA;
  --dark:    #0A1A24;
  --card-bg: #FFFFFF;
  --text:    #1A2E3B;
  --muted:   #5A7080;
}

/* ─── RESET & BASE ─── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--white);
  color: var(--text);
  overflow-x: hidden;
}

/* ─── NAV ─── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 48px;
  height: 68px;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,77,110,0.08);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Space Mono', monospace;
  font-size: 15px;
  font-weight: 700;
  color: var(--deep);
  text-decoration: none;
  letter-spacing: -0.3px;
}

.nav-logo svg { width: 36px; height: 36px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 0.3px;
  transition: color .2s;
}

.nav-links a:hover { color: var(--deep); }

.nav-cta {
  background: var(--deep);
  color: var(--white) !important;
  padding: 8px 20px;
  border-radius: 6px;
  font-weight: 600 !important;
  font-size: 13px !important;
  transition: background .2s !important;
}

.nav-cta:hover {
  background: var(--blue) !important;
  color: var(--white) !important;
}

.lang-toggle {
  font-family: 'Space Mono', monospace;
  font-size: 11px;
  color: var(--grey);
  cursor: pointer;
  padding: 4px 8px;
  border: 1px solid var(--grey);
  border-radius: 4px;
  background: none;
  transition: all .2s;
}

.lang-toggle:hover {
  border-color: var(--blue);
  color: var(--blue);
}

/* ─── HERO ─── */
#hero {
  min-height: 100vh;
  background: var(--dark);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 120px 48px 80px;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  position: absolute;
  inset: 0;
  opacity: 0.06;
  background-image:
    linear-gradient(var(--blue) 1px, transparent 1px),
    linear-gradient(90deg, var(--blue) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-glow {
  position: absolute;
  top: -120px; right: -80px;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,168,232,0.18) 0%, transparent 70%);
  pointer-events: none;
}

.hero-glow-2 {
  position: absolute;
  bottom: -200px; left: 10%;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(46,139,87,0.1) 0%, transparent 70%);
  pointer-events: none;
}

.hero-eyebrow {
  font-family: 'Space Mono', monospace;
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.hero-eyebrow::before {
  content: '';
  display: block;
  width: 32px; height: 1px;
  background: var(--blue);
}

.hero-headline {
  font-family: 'DM Sans', sans-serif;
  font-size: clamp(44px, 5.5vw, 82px);
  font-weight: 700;
  line-height: 1.05;
  color: var(--white);
  max-width: 800px;
  letter-spacing: -2px;
}

.hero-headline em {
  font-style: normal;
  color: var(--blue);
}

.hero-sub {
  font-size: 18px;
  line-height: 1.65;
  color: rgba(255,255,255,0.6);
  max-width: 560px;
  margin-top: 28px;
  font-weight: 300;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 48px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 72px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.stat-num {
  font-family: 'Space Mono', monospace;
  font-size: 32px;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
}

.stat-num span { color: var(--blue); }

.stat-label {
  font-size: 12px;
  color: rgba(255,255,255,0.4);
  margin-top: 6px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  font-weight: 500;
}

.hero-scroll {
  position: absolute;
  bottom: 40px; left: 48px;
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  color: rgba(255,255,255,0.25);
  letter-spacing: 2px;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 12px;
}

.hero-scroll::after {
  content: '';
  display: block;
  width: 1px; height: 40px;
  background: rgba(255,255,255,0.2);
}

/* ─── BOTONES GLOBALES ─── */
.btn-primary {
  background: var(--blue);
  color: var(--white);
  padding: 14px 32px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: all .2s;
  border: none;
  cursor: pointer;
  letter-spacing: 0.2px;
  display: inline-block;
}

.btn-primary:hover {
  background: #0091CC;
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: rgba(255,255,255,0.8);
  padding: 14px 32px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid rgba(255,255,255,0.2);
  transition: all .2s;
  cursor: pointer;
  display: inline-block;
}

.btn-outline:hover {
  border-color: var(--blue);
  color: var(--blue);
}

/* ─── SECCIONES BASE ─── */
section { padding: 96px 48px; }

.section-label {
  font-family: 'Space Mono', monospace;
  font-size: 10.5px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.section-label::before {
  content: '';
  width: 20px; height: 1px;
  background: var(--blue);
}

.section-title {
  font-size: clamp(28px, 3vw, 42px);
  font-weight: 700;
  color: var(--deep);
  line-height: 1.15;
  letter-spacing: -1px;
  max-width: 640px;
}

.section-title em {
  font-style: normal;
  color: var(--blue);
}

.section-body {
  font-size: 16.5px;
  line-height: 1.7;
  color: var(--muted);
  max-width: 560px;
  margin-top: 16px;
}

/* ─── SECCIÓN: PROBLEMA ─── */
#problema {
  background: var(--bg);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.problema-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.problema-card {
  background: var(--white);
  border-radius: 12px;
  padding: 24px;
  border: 1px solid rgba(0,77,110,0.07);
  transition: box-shadow .2s;
}

.problema-card:hover { box-shadow: 0 8px 32px rgba(0,77,110,0.1); }

.problema-card.accent {
  background: var(--deep);
  grid-column: span 2;
}

.card-icon {
  font-size: 28px;
  margin-bottom: 12px;
  display: block;
}

.card-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--deep);
  margin-bottom: 8px;
  letter-spacing: -0.2px;
}

.problema-card.accent .card-title { color: var(--white); }

.card-text {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--muted);
}

.problema-card.accent .card-text { color: rgba(255,255,255,0.65); }

/* ─── SECCIÓN: RED EN VIVO ─── */
#red {
  background: var(--dark);
  padding: 96px 48px;
}

.red-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 40px;
  flex-wrap: wrap;
  gap: 24px;
}

.map-container {
  width: 100%;
  height: 480px;
  border-radius: 16px;
  background: #0D2233;
  border: 1px solid rgba(0,168,232,0.15);
  overflow: hidden;
  position: relative;
}

.map-bg {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 30% 45%, rgba(0,168,232,0.06) 0%, transparent 50%),
    radial-gradient(circle at 70% 30%, rgba(46,139,87,0.05) 0%, transparent 40%);
}

.map-grid-lines {
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background-image:
    linear-gradient(var(--blue) 1px, transparent 1px),
    linear-gradient(90deg, var(--blue) 1px, transparent 1px);
  background-size: 40px 40px;
}

.sensor-dot {
  position: absolute;
  width: 14px; height: 14px;
  border-radius: 50%;
  cursor: pointer;
}

.sensor-dot::before {
  content: '';
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 1.5px solid currentColor;
  opacity: 0.4;
  animation: pulse 2s ease-in-out infinite;
}

.sensor-dot::after {
  content: '';
  position: absolute;
  inset: -12px;
  border-radius: 50%;
  border: 1px solid currentColor;
  opacity: 0.15;
  animation: pulse 2s ease-in-out infinite .5s;
}

.dot-green  { background: #2ECC71; color: #2ECC71; top: 38%; left: 42%; }
.dot-yellow { background: #F1C40F; color: #F1C40F; top: 52%; left: 58%; }
.dot-blue   { background: var(--blue); color: var(--blue); top: 25%; left: 65%; }
.dot-green2 { background: #2ECC71; color: #2ECC71; top: 60%; left: 30%; }
.dot-orange { background: #E67E22; color: #E67E22; top: 44%; left: 72%; }

.map-label {
  position: absolute;
  top: 20px; left: 20px;
  font-family: 'Space Mono', monospace;
  font-size: 11px;
  letter-spacing: 2px;
  color: rgba(255,255,255,0.3);
  text-transform: uppercase;
}

.map-legend {
  position: absolute;
  bottom: 20px; right: 20px;
  display: flex;
  gap: 16px;
  align-items: center;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: rgba(255,255,255,0.5);
}

.legend-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
}

.map-tooltip {
  position: absolute;
  top: 28%; left: 44%;
  background: rgba(10,26,36,0.95);
  border: 1px solid rgba(0,168,232,0.3);
  border-radius: 8px;
  padding: 12px 16px;
  min-width: 160px;
}

.tooltip-loc {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  color: var(--blue);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.tooltip-val {
  font-size: 22px;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
}

.tooltip-unit { font-size: 12px; color: var(--grey); }

.tooltip-status {
  margin-top: 8px;
  font-size: 11px;
  color: #2ECC71;
  display: flex;
  align-items: center;
  gap: 6px;
}

.tooltip-status::before { content: '●'; font-size: 8px; }

.map-cta-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 24px;
  flex-wrap: wrap;
  gap: 16px;
}

.live-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Space Mono', monospace;
  font-size: 11px;
  color: rgba(255,255,255,0.4);
  letter-spacing: 1px;
}

.live-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #2ECC71;
  animation: blink 1.5s ease-in-out infinite;
}

/* ─── SECCIÓN: SENSORES ─── */
#sensores { background: var(--white); }

.sensores-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  margin-top: 56px;
}

.sensor-img-stack {
  position: relative;
  height: 420px;
}

.sensor-img-main {
  width: 75%;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0,77,110,0.15);
  position: absolute;
  bottom: 0; left: 0;
}

.sensor-img-main img {
  width: 100%;
  display: block;
  object-fit: cover;
}

.sensor-img-secondary {
  width: 55%;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 16px 48px rgba(0,77,110,0.12);
  position: absolute;
  top: 0; right: 0;
  border: 3px solid var(--white);
}

.sensor-img-secondary img {
  width: 100%;
  display: block;
  object-fit: cover;
}

.sensor-badge {
  position: absolute;
  top: 48%; left: 60%;
  background: var(--deep);
  border-radius: 10px;
  padding: 12px 16px;
  z-index: 2;
  border: 2px solid rgba(0,168,232,0.3);
}

.badge-val {
  font-family: 'Space Mono', monospace;
  font-size: 11px;
  color: var(--blue);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.badge-sub {
  font-size: 11px;
  color: rgba(255,255,255,0.5);
  margin-top: 2px;
}

.sensor-specs {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.spec-row {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(0,77,110,0.06);
}

.spec-row:last-child { border-bottom: none; }

.spec-icon {
  width: 40px; height: 40px;
  border-radius: 8px;
  background: rgba(0,168,232,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.spec-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--deep);
  margin-bottom: 4px;
}

.spec-desc {
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.5;
}

.sensor-ctas {
  margin-top: 8px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn-sm {
  font-size: 14px;
  padding: 12px 24px;
}

.btn-outline-dark {
  color: var(--deep);
  border-color: rgba(0,77,110,0.2);
}

/* ─── SECCIÓN: SERVICIOS ─── */
#servicios { background: var(--bg); }

.servicios-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 56px;
}

.servicio-card {
  background: var(--white);
  border-radius: 14px;
  padding: 32px;
  border: 1px solid rgba(0,77,110,0.07);
  transition: all .25s;
  position: relative;
  overflow: hidden;
}

.servicio-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s;
}

.servicio-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,77,110,0.1);
}

.servicio-card:hover::before { transform: scaleX(1); }

.servicio-card.featured {
  background: var(--deep);
}

.servicio-card.featured::before {
  background: var(--blue);
  transform: scaleX(1);
}

.servicio-icon {
  font-size: 32px;
  margin-bottom: 20px;
  display: block;
}

.servicio-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--deep);
  margin-bottom: 10px;
  letter-spacing: -0.3px;
}

.servicio-card.featured .servicio-name { color: var(--white); }

.servicio-desc {
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

.servicio-card.featured .servicio-desc { color: rgba(255,255,255,0.6); }

.servicio-price {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid rgba(0,77,110,0.08);
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.servicio-card.featured .servicio-price { border-color: rgba(255,255,255,0.12); }

.price-val {
  font-family: 'Space Mono', monospace;
  font-size: 22px;
  font-weight: 700;
  color: var(--deep);
}

.servicio-card.featured .price-val { color: var(--blue); }

.price-period { font-size: 12px; color: var(--muted); }
.servicio-card.featured .price-period { color: rgba(255,255,255,0.4); }

.price-consult {
  font-family: 'Space Mono', monospace;
  font-size: 12px;
  color: var(--blue);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid rgba(0,77,110,0.08);
  display: block;
}

.servicio-card.featured .price-consult { border-color: rgba(255,255,255,0.12); }

/* ─── SECCIÓN: INFORMES ─── */
#informes { background: var(--white); }

.informes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 56px;
}

.informe-card {
  border: 1px solid rgba(0,77,110,0.08);
  border-radius: 12px;
  overflow: hidden;
  transition: all .2s;
}

.informe-card:hover {
  box-shadow: 0 8px 32px rgba(0,77,110,0.1);
  transform: translateY(-2px);
}

.informe-header {
  background: var(--deep);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.informe-date {
  font-family: 'Space Mono', monospace;
  font-size: 11px;
  color: rgba(255,255,255,0.5);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.informe-tag {
  font-size: 10px;
  background: rgba(0,168,232,0.2);
  color: var(--blue);
  padding: 3px 8px;
  border-radius: 4px;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.informe-body { padding: 24px; }

.informe-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--deep);
  line-height: 1.4;
  margin-bottom: 10px;
}

.informe-excerpt {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
}

.informe-footer {
  padding: 16px 24px;
  border-top: 1px solid rgba(0,77,110,0.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.informe-media {
  font-size: 12px;
  color: var(--grey);
  font-weight: 500;
}

.informe-link {
  font-size: 12px;
  color: var(--blue);
  font-weight: 600;
  text-decoration: none;
  letter-spacing: 0.3px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.informe-link:hover { text-decoration: underline; }

.informes-cta {
  text-align: center;
  margin-top: 40px;
}

/* ─── SECCIÓN: FAQ (optimizada para GEO) ─── */
#faq { background: var(--white); }

.faq-list {
  margin-top: 56px;
  max-width: 860px;
}

.faq-item {
  border-bottom: 1px solid rgba(0,77,110,0.1);
  transition: all .2s;
}

.faq-item:first-child {
  border-top: 1px solid rgba(0,77,110,0.1);
}

.faq-item[open] {
  background: var(--bg);
  border-radius: 0;
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 8px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 600;
  color: var(--deep);
  letter-spacing: -0.2px;
  transition: color .2s;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question:hover {
  color: var(--blue);
}

.faq-toggle {
  font-family: 'Space Mono', monospace;
  font-size: 20px;
  font-weight: 300;
  color: var(--blue);
  flex-shrink: 0;
  margin-left: 20px;
  transition: transform .2s;
  display: inline-block;
}

.faq-item[open] .faq-toggle {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 8px 28px 8px;
  max-width: 720px;
}

.faq-answer p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
  margin-bottom: 12px;
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

/* ─── SECCIÓN: FAQ (clave para GEO) ─── */
#faq { background: var(--white); }

.faq-list {
  margin-top: 48px;
  max-width: 820px;
}

.faq-item {
  border-bottom: 1px solid rgba(0,77,110,0.1);
  transition: background .2s;
}

.faq-item:first-child {
  border-top: 1px solid rgba(0,77,110,0.1);
}

.faq-item[open] {
  background: rgba(0,168,232,0.03);
}

.faq-question {
  font-size: 16px;
  font-weight: 600;
  color: var(--deep);
  padding: 24px 48px 24px 0;
  cursor: pointer;
  list-style: none;
  position: relative;
  transition: color .2s;
  line-height: 1.4;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question::after {
  content: '+';
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 24px;
  font-weight: 300;
  color: var(--blue);
  transition: transform .25s;
  line-height: 1;
}

.faq-item[open] .faq-question::after {
  content: '−';
}

.faq-question:hover {
  color: var(--blue);
}

.faq-answer {
  padding: 0 48px 24px 0;
  animation: faqFadeIn .3s ease;
}

.faq-answer p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
  margin-bottom: 12px;
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

.faq-answer strong {
  color: var(--deep);
  font-weight: 600;
}

@keyframes faqFadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ─── SECCIÓN: ALIANZAS ─── */
#alianzas { background: var(--bg); }

.alianzas-inner { margin-top: 56px; }

.alianzas-row {
  display: flex;
  align-items: stretch;
  gap: 16px;
  flex-wrap: wrap;
}

.alianza-pill {
  background: var(--white);
  border-radius: 12px;
  padding: 20px 28px;
  border: 1px solid rgba(0,77,110,0.08);
  display: flex;
  align-items: center;
  gap: 16px;
  flex: 1;
  min-width: 200px;
  transition: all .2s;
}

.alianza-pill:hover { box-shadow: 0 8px 24px rgba(0,77,110,0.08); }

.alianza-logo-placeholder {
  width: 48px; height: 48px;
  border-radius: 8px;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}

.alianza-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--deep);
}

.alianza-desc {
  font-size: 12px;
  color: var(--muted);
  margin-top: 3px;
}

.media-mention {
  background: var(--deep);
  border-radius: 12px;
  padding: 24px 28px;
  margin-top: 16px;
}

.media-quote {
  font-size: 15px;
  line-height: 1.65;
  color: rgba(255,255,255,0.7);
  font-style: italic;
}

.media-source {
  font-size: 12px;
  color: var(--blue);
  margin-top: 12px;
  font-style: normal;
  font-weight: 600;
}

/* ─── SECCIÓN: EQUIPO ─── */
#equipo { background: var(--white); }

.equipo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 56px;
}

.miembro-card {
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(0,77,110,0.07);
  transition: all .25s;
}

.miembro-card:hover {
  box-shadow: 0 16px 48px rgba(0,77,110,0.1);
  transform: translateY(-3px);
}

.miembro-img {
  height: 240px;
  background: var(--deep);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 64px;
  position: relative;
  overflow: hidden;
}

.miembro-img-bg {
  position: absolute;
  inset: 0;
  opacity: 0.1;
  background: radial-gradient(circle at 50% 50%, var(--blue), transparent 70%);
}

.miembro-info { padding: 24px; }

.miembro-name {
  font-size: 17px;
  font-weight: 700;
  color: var(--deep);
}

.miembro-role {
  font-family: 'Space Mono', monospace;
  font-size: 10.5px;
  color: var(--blue);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-top: 4px;
}

.miembro-bio {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--muted);
  margin-top: 12px;
}

/* ─── SECCIÓN: CONTACTO ─── */
#contacto {
  background: var(--dark);
  padding: 96px 48px;
}

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

.contacto-title {
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 700;
  color: var(--white);
  line-height: 1.15;
  letter-spacing: -1px;
}

.contacto-title em {
  font-style: normal;
  color: var(--blue);
}

.contacto-body {
  font-size: 16px;
  color: rgba(255,255,255,0.5);
  margin-top: 16px;
  line-height: 1.7;
}

.contacto-options {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-option {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.07);
  background: rgba(255,255,255,0.03);
  cursor: pointer;
  transition: all .2s;
  text-decoration: none;
}

.contact-option:hover {
  border-color: rgba(0,168,232,0.3);
  background: rgba(0,168,232,0.05);
}

.contact-icon { font-size: 22px; }

.contact-label {
  font-size: 13px;
  font-weight: 600;
  color: rgba(255,255,255,0.8);
}

.contact-sub {
  font-size: 12px;
  color: rgba(255,255,255,0.35);
  margin-top: 2px;
}

/* ─── FORMULARIO ─── */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 14px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-bottom: 14px;
}

.form-label {
  font-size: 12px;
  font-weight: 600;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.form-input,
.form-select,
.form-textarea {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 14px;
  color: var(--white);
  font-family: 'DM Sans', sans-serif;
  transition: border-color .2s;
  outline: none;
  width: 100%;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--blue);
  background: rgba(0,168,232,0.05);
}

.form-select option { background: var(--dark); }

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.form-submit {
  width: 100%;
  background: var(--blue);
  color: var(--white);
  border: none;
  border-radius: 8px;
  padding: 14px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  font-family: 'DM Sans', sans-serif;
  transition: background .2s;
  margin-top: 4px;
}

.form-submit:hover { background: #0091CC; }

/* ─── FOOTER ─── */
footer {
  background: #060F15;
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(255,255,255,0.05);
  flex-wrap: wrap;
  gap: 24px;
}

.footer-logo {
  font-family: 'Space Mono', monospace;
  font-size: 13px;
  color: rgba(255,255,255,0.3);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-links {
  display: flex;
  gap: 28px;
  list-style: none;
}

.footer-links a {
  font-size: 12.5px;
  color: rgba(255,255,255,0.3);
  text-decoration: none;
  transition: color .2s;
}

.footer-links a:hover { color: var(--blue); }

.footer-copy {
  font-size: 11.5px;
  color: rgba(255,255,255,0.2);
  font-family: 'Space Mono', monospace;
}

/* ─── ANIMACIONES ─── */
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: .4; }
  50%       { transform: scale(1.3); opacity: .1; }
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: .3; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-eyebrow  { animation: fadeUp .6s ease forwards; }
.hero-headline { animation: fadeUp .7s .1s ease both; }
.hero-sub      { animation: fadeUp .7s .2s ease both; }
.hero-actions  { animation: fadeUp .7s .3s ease both; }
.hero-stats    { animation: fadeUp .7s .45s ease both; }

/* ─── RESPONSIVE ─── */
@media (max-width: 900px) {
  nav { padding: 0 24px; }
  .nav-links { display: none; }

  section { padding: 64px 24px; }
  #hero   { padding: 100px 24px 64px; }
  #red, #contacto { padding: 64px 24px; }

  #problema,
  .sensores-layout,
  .contacto-inner { grid-template-columns: 1fr; gap: 40px; }

  .servicios-grid,
  .informes-grid,
  .equipo-grid { grid-template-columns: 1fr; }

  .faq-question { font-size: 15px; padding: 20px 40px 20px 0; }
  .faq-answer   { padding: 0 40px 20px 0; }
  .faq-answer p { font-size: 14px; }

  .hero-stats    { gap: 28px; flex-wrap: wrap; }
  .red-header    { flex-direction: column; align-items: flex-start; }
  .sensor-img-stack { height: 300px; }
  .problema-cards { grid-template-columns: 1fr; }
  .problema-card.accent { grid-column: span 1; }
  .alianzas-row  { flex-direction: column; }

  footer { flex-direction: column; align-items: flex-start; }
}