/* ============================================================
   GRUPO SOLUCIONES ÉLITE — Stylesheet
   Fondo blanco · Liquid Glass · Animaciones JS · Mobile-first
   ============================================================ */

/* ── Custom Properties ─────────────────────────────────── */
:root {
  --c-navy:    #0D2F3F;
  --c-olive:   #4B5320;
  --c-gold:    #C9A84C;
  --c-gray:    #A8A8A8;
  --c-white:   #FFFFFF;
  --c-bg:      #FAFAFA;
  --c-text:    #1a1a2e;
  --c-muted:   #6b7280;
  --c-border:  rgba(13,47,63,0.1);

  --r-sm:  8px;
  --r-md:  16px;
  --r-lg:  24px;
  --r-xl:  40px;
  --r-pill:999px;

  --shadow-sm:  0 2px 8px rgba(13,47,63,0.06);
  --shadow-md:  0 8px 32px rgba(13,47,63,0.10);
  --shadow-lg:  0 24px 64px rgba(13,47,63,0.14);

  --glass-bg:       rgba(255,255,255,0.55);
  --glass-border:   rgba(255,255,255,0.7);
  --glass-shadow:   0 8px 32px rgba(13,47,63,0.08), inset 0 1px 0 rgba(255,255,255,0.8), inset 0 -1px 0 rgba(0,0,0,0.04);
  --glass-blur:     blur(20px) saturate(180%);

  --ease-spring: cubic-bezier(0.34,1.56,0.64,1);
  --ease-out:    cubic-bezier(0.22,1,0.36,1);

  --nav-h: 72px;
  --section-pad: clamp(80px,10vw,140px);
  --container: 1200px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.6;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ── Scrollbar ──────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--c-gold); border-radius: 3px; }

/* ── Selection ──────────────────────────────────────────── */
::selection { background: rgba(201,168,76,0.25); color: var(--c-navy); }

/* ── Cursor Glow ────────────────────────────────────────── */
#cursorGlow {
  position: fixed;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201,168,76,0.12) 0%, transparent 70%);
  pointer-events: none;
  transform: translate(-50%,-50%);
  z-index: 0;
  transition: opacity .3s;
}

/* ── Three.js Canvas ────────────────────────────────────── */
#droneCanvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 15;
  transition: opacity .4s ease;
}

/* ── Three.js Canvas — deshabilitado, reemplazado por imagen ── */
#droneCanvas {
  display: none;
}

/* ── Hero: video fondo completo ─────────────────────────── */
.hero-bg-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 0;
  pointer-events: none;
}

/* Overlay degradado oscuro sobre el video para legibilidad del texto */
.hero-bg-video-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(10,22,30,0.78) 0%, rgba(10,22,30,0.45) 55%, rgba(10,22,30,0.15) 100%),
    linear-gradient(180deg, rgba(10,22,30,0.3) 0%, transparent 40%, rgba(10,22,30,0.5) 100%);
  pointer-events: none;
}

/* Drone 3D — sigue el mouse en desktop, fijo en móvil */
.drone-fixed-wrap {
  position: fixed;
  /* Posición inicial — JS la sobrescribe en desktop */
  right: clamp(16px, 4vw, 60px);
  top: 20%;
  width: clamp(220px, 22vw, 380px);
  aspect-ratio: 1 / 1;
  z-index: 50;
  pointer-events: none;
  filter: drop-shadow(0 20px 50px rgba(0,0,0,0.35));
  /* JS usa transform para mover, así que reseteamos right/top via JS */
  will-change: transform;
}

.drone-model-viewer {
  width: 100%;
  height: 100%;
  background: transparent;
  --progress-bar-color: transparent;
  --progress-mask: transparent;
  pointer-events: none;
}

.drone-model-viewer::part(default-ar-button)    { display: none; }
.drone-model-viewer::part(default-progress-bar) { display: none; }

/* Móvil: fijo en esquina superior derecha, pequeño para no interferir */
@media (max-width: 900px) {
  .drone-fixed-wrap {
    right: 8px;
    top: 68px;
    width: clamp(100px, 38vw, 160px);
    opacity: 0.85;
    /* JS no toca el posicionamiento en móvil */
  }
}

/* ── Container ──────────────────────────────────────────── */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(20px,5vw,60px);
}

/* ══════════════════════════════════════════════════════════
   LIQUID GLASS BUTTONS
   ══════════════════════════════════════════════════════ */
.glass-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border: 1.5px solid var(--glass-border);
  border-radius: var(--r-pill);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  box-shadow: var(--glass-shadow);
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--c-navy);
  cursor: pointer;
  transition:
    transform .35s var(--ease-spring),
    box-shadow .35s var(--ease-out),
    background .25s ease,
    border-color .25s ease;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.glass-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.4) 0%, transparent 60%);
  pointer-events: none;
}

.glass-btn:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow:
    0 16px 48px rgba(13,47,63,0.15),
    inset 0 1px 0 rgba(255,255,255,0.9),
    inset 0 -1px 0 rgba(0,0,0,0.04);
  background: rgba(255,255,255,0.72);
  border-color: rgba(255,255,255,0.9);
}

.glass-btn:active {
  transform: translateY(-1px) scale(0.99);
  transition-duration: .1s;
}

/* WhatsApp variants */
.btn-wa-nav,
.btn-wa-mob,
.btn-wa-hero,
.btn-wa-cta {
  background: rgba(37,211,102,0.15);
  border-color: rgba(37,211,102,0.35);
  color: #128C3A;
}
.btn-wa-nav:hover,
.btn-wa-mob:hover,
.btn-wa-hero:hover,
.btn-wa-cta:hover {
  background: rgba(37,211,102,0.25);
  border-color: rgba(37,211,102,0.55);
  box-shadow: 0 16px 40px rgba(37,211,102,0.2), inset 0 1px 0 rgba(255,255,255,0.8);
}

.btn-wa-hero {
  padding: 16px 36px;
  font-size: 1rem;
}
.btn-wa-cta {
  padding: 18px 48px;
  font-size: 1.05rem;
  background: rgba(255,255,255,0.18);
  border-color: rgba(255,255,255,0.45);
  color: #fff;
}
.btn-wa-cta:hover {
  background: rgba(37,211,102,0.25);
  border-color: rgba(255,255,255,0.7);
  color: #fff;
}

.btn-secondary {
  background: rgba(13,47,63,0.07);
  border-color: rgba(13,47,63,0.18);
  color: var(--c-navy);
}
.btn-secondary:hover {
  background: rgba(13,47,63,0.12);
}

/* ══════════════════════════════════════════════════════════
   NAVIGATION
   ══════════════════════════════════════════════════════ */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  transition: background .4s ease, box-shadow .4s ease, padding .4s ease;
}

#navbar.scrolled {
  background: rgba(255,255,255,0.78);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  box-shadow: 0 1px 0 rgba(13,47,63,0.08), 0 4px 24px rgba(13,47,63,0.06);
}

.nav-container {
  display: flex;
  align-items: center;
  gap: 24px;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(16px,4vw,48px);
  height: 100%;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-mark { width: 140px; height: 140px; }
.logo-mark.small { width: 120px; height: 120px; }
.logo-img { width: 100%; height: 100%; object-fit: contain; display: block; }
.logo-text {
  font-family: 'Playfair Display', serif;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--c-navy);
  letter-spacing: -0.01em;
}

/* Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.nav-link {
  padding: 8px 14px;
  border-radius: var(--r-md);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--c-navy);
  transition: background .2s ease, color .2s ease;
  opacity: 0.8;
}
.nav-link:hover {
  background: rgba(13,47,63,0.07);
  opacity: 1;
}

/* ── Navbar sobre hero con video de fondo (texto blanco) ── */
#navbar.nav--over-hero:not(.scrolled) .nav-link {
  color: rgba(255,255,255,0.88);
  opacity: 1;
}
#navbar.nav--over-hero:not(.scrolled) .nav-link:hover {
  background: rgba(255,255,255,0.13);
  color: #fff;
}
#navbar.nav--over-hero:not(.scrolled) .logo-text {
  color: #fff;
}
#navbar.nav--over-hero:not(.scrolled) .hamburger span {
  background: #fff;
}

.btn-wa-nav {
  padding: 10px 20px;
  font-size: 0.875rem;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--r-sm);
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--c-navy);
  border-radius: 2px;
  transition: transform .3s var(--ease-spring), opacity .3s ease;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0;
  z-index: 99;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--c-border);
  padding: 20px clamp(16px,4vw,48px) 28px;
  transform: translateY(-10px);
  opacity: 0;
  transition: transform .35s var(--ease-out), opacity .3s ease;
}
.mobile-menu:not([hidden]) {
  transform: translateY(0);
  opacity: 1;
}
.mobile-menu[hidden] { display: block !important; pointer-events: none; }
.mob-link {
  display: block;
  padding: 14px 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--c-navy);
  border-bottom: 1px solid var(--c-border);
  transition: color .2s, padding-left .2s;
}
.mob-link:hover { color: var(--c-gold); padding-left: 8px; }
.btn-wa-mob { margin-top: 20px; width: 100%; }

/* ══════════════════════════════════════════════════════════
   HERO
   ══════════════════════════════════════════════════════ */
#hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-h);
}

/* Background orbs */
.hero-bg-orbs { position: absolute; inset: 0; pointer-events: none; z-index: 1; }
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  animation: orbFloat 8s ease-in-out infinite;
}
.orb-1 {
  width: clamp(300px,40vw,600px);
  height: clamp(300px,40vw,600px);
  background: radial-gradient(circle, rgba(201,168,76,0.4) 0%, transparent 70%);
  top: -10%; right: -5%;
  animation-delay: 0s;
}
.orb-2 {
  width: clamp(200px,30vw,400px);
  height: clamp(200px,30vw,400px);
  background: radial-gradient(circle, rgba(13,47,63,0.2) 0%, transparent 70%);
  bottom: 10%; left: -8%;
  animation-delay: -3s;
}
.orb-3 {
  width: clamp(150px,20vw,280px);
  height: clamp(150px,20vw,280px);
  background: radial-gradient(circle, rgba(75,83,32,0.25) 0%, transparent 70%);
  top: 50%; left: 40%;
  animation-delay: -6s;
}
@keyframes orbFloat {
  0%, 100% { transform: translate(0,0) scale(1); }
  33%       { transform: translate(30px,-20px) scale(1.05); }
  66%       { transform: translate(-20px,15px) scale(0.97); }
}

/* Hero Content */
.hero-content {
  position: relative;
  z-index: 6;
  max-width: 680px;
  padding: clamp(40px,8vh,100px) clamp(20px,5vw,60px);
  margin-left: clamp(0px,5vw,100px);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: var(--r-pill);
  background: rgba(201,168,76,0.12);
  border: 1px solid rgba(201,168,76,0.35);
  color: #8B6B20;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 24px;
  transition: background .3s, border-color .3s, color .3s;
}

/* Hero oscuro (cuando hay video de fondo) */
#hero.hero--dark-bg .hero-badge {
  background: rgba(201,168,76,0.18);
  border-color: rgba(201,168,76,0.5);
  color: #e8c96a;
}

.hero-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2.6rem,5.5vw,4.4rem);
  font-weight: 900;
  line-height: 1.1;
  color: var(--c-navy);
  margin-bottom: 22px;
  letter-spacing: -0.02em;
  transition: color .3s;
}

#hero.hero--dark-bg .hero-title {
  color: #fff;
  text-shadow: 0 2px 28px rgba(0,0,0,0.45);
}

.highlight {
  background: linear-gradient(135deg, var(--c-gold) 0%, #E8B84B 50%, var(--c-gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: clamp(1rem,2vw,1.15rem);
  color: var(--c-muted);
  line-height: 1.7;
  margin-bottom: 40px;
  max-width: 540px;
  transition: color .3s;
}

#hero.hero--dark-bg .hero-sub {
  color: rgba(255,255,255,0.82);
}

#hero.hero--dark-bg .btn-secondary {
  color: #fff;
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.32);
}

#hero.hero--dark-bg .btn-secondary:hover {
  background: rgba(255,255,255,0.22);
  border-color: rgba(255,255,255,0.5);
}

.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 56px;
}

/* Stats bar */
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 24px 40px;
}
.stat-item {
  display: flex;
  flex-direction: column;
}
.stat-value {
  font-family: 'Playfair Display', serif;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--c-navy);
  line-height: 1;
}
.stat-label {
  font-size: 0.78rem;
  color: var(--c-muted);
  font-weight: 500;
  margin-top: 4px;
  letter-spacing: 0.02em;
}

.hero-visual { display: none; } /* hero-visual ya no se usa */

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 6;
  opacity: 0.6;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-navy);
  transition: color .3s, opacity .3s;
}

#hero.hero--dark-bg .scroll-indicator {
  color: rgba(255,255,255,0.85);
  opacity: 0.75;
}
.scroll-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-gold);
  animation: scrollBounce 1.8s ease-in-out infinite;
}
@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50%       { transform: translateY(6px); opacity: 0.4; }
}

/* ══════════════════════════════════════════════════════════
   SECTION COMMON
   ══════════════════════════════════════════════════════ */
section {
  padding: var(--section-pad) 0;
  position: relative;
  z-index: 10;
}

.section-header {
  text-align: center;
  max-width: 620px;
  margin: 0 auto clamp(48px,6vw,80px);
}
.section-label {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-gold);
  margin-bottom: 12px;
}
.section-header h2 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2rem,4vw,3rem);
  font-weight: 800;
  color: var(--c-navy);
  line-height: 1.15;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}
.section-header p {
  color: var(--c-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

/* ══════════════════════════════════════════════════════════
   SERVICES
   ══════════════════════════════════════════════════════ */
#servicios { background: var(--c-bg); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1.5px solid var(--glass-border);
  border-radius: var(--r-lg);
  box-shadow: var(--glass-shadow);
  padding: 32px 28px;
  transition: transform .4s var(--ease-spring), box-shadow .4s var(--ease-out);
  cursor: default;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-gold), var(--c-olive));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s var(--ease-out);
}
.service-card:hover::before { transform: scaleX(1); }

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 32px 64px rgba(13,47,63,0.15), inset 0 1px 0 rgba(255,255,255,0.9);
}

.service-icon {
  display: flex;
  align-items: center;
  margin-bottom: 18px;
}
.card-icon-svg {
  width: 44px;
  height: 44px;
  stroke: var(--c-gold);
  flex-shrink: 0;
  transition: transform .3s var(--ease-spring);
}
.service-card:hover .card-icon-svg { transform: scale(1.18) rotate(-6deg); }

.service-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--c-navy);
  margin-bottom: 12px;
}

.service-desc {
  color: var(--c-muted);
  font-size: 0.9rem;
  line-height: 1.65;
  margin-bottom: 20px;
}

.service-features {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.feature-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--c-navy);
}
.feature-item::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-gold);
  flex-shrink: 0;
}

/* ══════════════════════════════════════════════════════════
   WHY US
   ══════════════════════════════════════════════════════ */
#nosotros {
  background: linear-gradient(160deg, #f0f4f8 0%, var(--c-bg) 60%, #e8ede5 100%);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 280px));
  gap: 20px;
  justify-content: center;
}

.why-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1.5px solid var(--glass-border);
  border-radius: var(--r-lg);
  box-shadow: var(--glass-shadow);
  padding: 28px 24px;
  text-align: center;
  transition: transform .4s var(--ease-spring), box-shadow .4s var(--ease-out);
}
.why-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 56px rgba(13,47,63,0.13);
}

.why-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}
.why-card:hover .card-icon-svg { transform: scale(1.2); }

.why-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--c-navy);
  margin-bottom: 10px;
}

.why-desc {
  color: var(--c-muted);
  font-size: 0.875rem;
  line-height: 1.65;
}

/* ══════════════════════════════════════════════════════════
   MISSION & VISION
   ══════════════════════════════════════════════════════ */
#mision-vision {
  background: linear-gradient(150deg, var(--c-navy) 0%, #0b2535 50%, #192e18 100%);
  overflow: hidden;
}
#mision-vision::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201,168,76,0.18) 0%, transparent 65%);
  top: -20%; right: -8%;
  filter: blur(70px);
  pointer-events: none;
}
#mision-vision .section-label { color: rgba(201,168,76,0.9); }
#mision-vision .section-header h2 { color: #fff; }
#mision-vision .section-header p   { color: rgba(255,255,255,0.58); }

.mv-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  max-width: 860px;
  margin: 0 auto;
}

.mv-card {
  background: rgba(255,255,255,0.07);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border: 1.5px solid rgba(255,255,255,0.11);
  border-radius: var(--r-lg);
  padding: 44px 36px;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: transform .4s var(--ease-spring), box-shadow .4s var(--ease-out), border-color .3s ease;
}
.mv-card::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 55%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--c-gold), transparent);
}
.mv-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 32px 64px rgba(0,0,0,0.35);
  border-color: rgba(201,168,76,0.28);
}

.mv-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: rgba(201,168,76,0.12);
  border: 1.5px solid rgba(201,168,76,0.25);
  margin: 0 auto 22px;
  transition: transform .35s var(--ease-spring), background .3s;
}
.mv-icon .card-icon-svg {
  width: 30px;
  height: 30px;
  stroke: var(--c-gold);
}
.mv-card:hover .mv-icon {
  transform: scale(1.14) rotate(-8deg);
  background: rgba(201,168,76,0.2);
}

.mv-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: -0.01em;
}

.mv-text {
  color: rgba(255,255,255,0.7);
  font-size: 1rem;
  line-height: 1.8;
  font-style: italic;
}

/* ══════════════════════════════════════════════════════════
   FAQ
   ══════════════════════════════════════════════════════ */
#faq { background: var(--c-bg); }

.faq-wrapper {
  max-width: 780px;
  margin: 0 auto;
}

.faq-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1.5px solid var(--glass-border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow .3s ease;
}
.faq-item.open {
  border-color: rgba(201,168,76,0.4);
  box-shadow: 0 8px 32px rgba(201,168,76,0.1);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 24px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-navy);
  transition: color .2s;
}
.faq-item.open .faq-question { color: var(--c-gold); }

.faq-chevron {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  background: rgba(201,168,76,0.12);
  border-radius: 50%;
  display: grid;
  place-items: center;
  transition: transform .35s var(--ease-spring), background .2s;
}
.faq-item.open .faq-chevron {
  transform: rotate(180deg);
  background: rgba(201,168,76,0.25);
}
.faq-chevron svg { transition: inherit; }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .45s var(--ease-out), padding .35s ease;
  padding: 0 24px;
}
.faq-item.open .faq-answer {
  padding-bottom: 22px;
}
.faq-answer p {
  color: var(--c-muted);
  font-size: 0.92rem;
  line-height: 1.7;
}

/* ══════════════════════════════════════════════════════════
   CONTACT
   ══════════════════════════════════════════════════════ */
#contacto {
  background: linear-gradient(135deg, var(--c-navy) 0%, #0a2030 40%, #1a3525 100%);
  overflow: hidden;
}

.contact-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.contact-orb {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201,168,76,0.2) 0%, transparent 65%);
  top: -20%; right: -10%;
  filter: blur(60px);
  animation: orbFloat 10s ease-in-out infinite;
}

.contact-inner { position: relative; z-index: 2; }

/* Two-column grid */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(32px,5vw,72px);
  align-items: start;
}

/* Info column */
.contact-info { padding-top: 8px; }
.contact-info h2 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.8rem,3.5vw,2.8rem);
  font-weight: 900;
  line-height: 1.15;
  color: #fff;
  margin: 12px 0 16px;
  letter-spacing: -0.02em;
}
.contact-info > p {
  color: rgba(255,255,255,0.72);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 28px;
}
.contact-detail-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
}
.contact-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--r-pill);
  color: rgba(255,255,255,0.82);
  font-size: 0.875rem;
  transition: background .25s, border-color .25s;
}
.contact-chip:hover {
  background: rgba(255,255,255,0.14);
  border-color: rgba(255,255,255,0.3);
}
.contact-chip svg { flex-shrink: 0; opacity: 0.7; }

/* Form column */
.contact-form-wrapper {
  background: rgba(255,255,255,0.07);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border: 1px solid rgba(255,255,255,0.13);
  border-radius: var(--r-lg);
  padding: clamp(24px,4vw,40px) clamp(20px,4vw,38px);
}
.contact-form { display: flex; flex-direction: column; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-size: 0.78rem;
  font-weight: 700;
  color: rgba(255,255,255,0.6);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--r-md);
  color: #fff;
  font-family: inherit;
  font-size: 0.92rem;
  outline: none;
  transition: border-color .25s, background .25s, box-shadow .25s;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,0.28); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--c-gold);
  background: rgba(255,255,255,0.12);
  box-shadow: 0 0 0 3px rgba(201,168,76,0.18);
}
.form-group select {
  -webkit-appearance: none;
  appearance: none;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.4)' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 16px;
  padding-right: 40px;
}
.form-group select option { background: #0D2F3F; color: #fff; }
.form-group textarea { resize: vertical; min-height: 100px; }
.btn-submit-form {
  align-self: flex-start;
  background: rgba(201,168,76,0.18);
  border-color: rgba(201,168,76,0.45);
  color: #fff;
  padding: 14px 32px;
}
.btn-submit-form:hover {
  background: rgba(201,168,76,0.32);
  border-color: rgba(201,168,76,0.65);
  color: #fff;
}
.btn-submit-form:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}
.form-success {
  text-align: center;
  padding: 56px 24px;
  color: #fff;
}
.form-success svg {
  stroke: var(--c-gold);
  margin: 0 auto 20px;
  display: block;
}
.form-success h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 10px;
}
.form-success p { color: rgba(255,255,255,0.65); }

/* ══════════════════════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════════════════ */
footer {
  background: #0a1a25;
  padding: 32px 0;
  z-index: 10;
  position: relative;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.footer-name {
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  font-size: 0.95rem;
  color: #fff;
}
.footer-slogan {
  font-size: 0.78rem;
  color: var(--c-gray);
}

.footer-nav {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.footer-nav a {
  color: var(--c-gray);
  font-size: 0.85rem;
  transition: color .2s;
}
.footer-nav a:hover { color: var(--c-gold); }

.footer-social {
  display: flex;
  gap: 10px;
  align-items: center;
}
.footer-social-link {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.14);
  color: var(--c-gray);
  transition: background .25s, border-color .25s, color .25s, transform .3s var(--ease-spring);
}
.footer-social-link:hover {
  background: rgba(201,168,76,0.18);
  border-color: rgba(201,168,76,0.45);
  color: var(--c-gold);
  transform: translateY(-3px) scale(1.1);
}

.footer-copy {
  color: rgba(168,168,168,0.6);
  font-size: 0.78rem;
  width: 100%;
  text-align: center;
  margin-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 20px;
}

/* ══════════════════════════════════════════════════════════
   FLOATING WHATSAPP
   ══════════════════════════════════════════════════════ */
.floating-wa {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 200;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: rgba(37,211,102,0.2);
  border: 1.5px solid rgba(37,211,102,0.45);
  color: #128C3A;
  display: grid;
  place-items: center;
  padding: 0;
  box-shadow: 0 8px 32px rgba(37,211,102,0.25), inset 0 1px 0 rgba(255,255,255,0.6);
  transition: transform .35s var(--ease-spring), box-shadow .3s ease;
}
.floating-wa:hover {
  transform: scale(1.12) translateY(-3px);
  box-shadow: 0 16px 48px rgba(37,211,102,0.35);
  background: rgba(37,211,102,0.3);
}

.wa-pulse {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid rgba(37,211,102,0.4);
  animation: pulse 2.5s ease-out infinite;
}
@keyframes pulse {
  0%   { transform: scale(1); opacity: 1; }
  70%  { transform: scale(1.4); opacity: 0; }
  100% { transform: scale(1.4); opacity: 0; }
}

/* ══════════════════════════════════════════════════════════
   REVEAL ANIMATIONS (JS-driven)
   ══════════════════════════════════════════════════════ */
.reveal-up {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity .7s var(--ease-out), transform .7s var(--ease-out);
}
.reveal-up.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-left {
  opacity: 0;
  transform: translateX(-32px);
  transition: opacity .7s var(--ease-out), transform .7s var(--ease-out);
}
.reveal-left.visible { opacity: 1; transform: translateX(0); }

/* Stagger delays */
.reveal-up:nth-child(1), .reveal-left:nth-child(1) { transition-delay: 0.05s; }
.reveal-up:nth-child(2), .reveal-left:nth-child(2) { transition-delay: 0.12s; }
.reveal-up:nth-child(3), .reveal-left:nth-child(3) { transition-delay: 0.19s; }
.reveal-up:nth-child(4), .reveal-left:nth-child(4) { transition-delay: 0.26s; }
.reveal-up:nth-child(5), .reveal-left:nth-child(5) { transition-delay: 0.33s; }
.reveal-up:nth-child(6), .reveal-left:nth-child(6) { transition-delay: 0.40s; }

/* ══════════════════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════════════ */
@media (max-width: 900px) {
  .nav-links, .btn-wa-nav { display: none; }
  .hamburger { display: flex; }
  .hero-content { max-width: 100%; margin: 0; }
  .drone-fixed-wrap { /* visible en móvil — posición y tamaño definidos arriba */ }
  .services-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .mv-grid { grid-template-columns: 1fr; max-width: 520px; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .btn-submit-form { width: 100%; justify-content: center; }

  /* Navbar en móvil: hamburger fijo en esquina derecha, logo sin tocar */
  .nav-container {
    padding: 0 16px;
    position: relative;
  }
  .nav-logo {
    margin-left: -45px; /* empuja el logo más a la izquierda */
    max-width: calc(100% - 68px);
    overflow: hidden;
    gap: 4px; /* reduce espacio entre imagen y texto */
  }
  .logo-text {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 0.95rem;
    margin-left: -30px; /* mueve solo el texto a la izquierda */
  }
  .hamburger {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    margin: 0;
    padding: 12px;
    min-width: 44px;
    min-height: 44px;
    justify-content: center;
    align-items: center;
    z-index: 10;
  }
}

@media (max-width: 600px) {
  :root { --nav-h: 60px; }
  .why-grid { grid-template-columns: 1fr; }
  .hero-btns { flex-direction: column; align-items: flex-start; }
  .hero-btns .glass-btn { width: 100%; justify-content: center; }
  .hero-stats { gap: 20px 28px; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .footer-nav { gap: 12px; }
  .floating-wa { bottom: 20px; right: 20px; width: 52px; height: 52px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
}