/* ===== RESET & BASE ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: #1a1a2e;
  background: #fff;
  line-height: 1.6;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ===== COLORS ===== */
:root {
  --primary: #E63946;
  --primary-dark: #c1121f;
  --dark: #1a1a2e;
  --dark2: #16213e;
  --gray: #6c757d;
  --light: #f8f9fa;
  --wa-green: #25D366;
}

.highlight { color: var(--primary); }

/* ===== WHATSAPP FLOTANTE ===== */
.wa-float {
  position: fixed; bottom: 24px; right: 24px;
  width: 60px; height: 60px; border-radius: 50%;
  background: var(--wa-green);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.4);
  transition: transform 0.25s, box-shadow 0.25s;
  z-index: 999;
  animation: wa-pulse 2s infinite;
}
.wa-float:hover { transform: scale(1.1); box-shadow: 0 8px 32px rgba(37, 211, 102, 0.6); }
@keyframes wa-pulse {
  0% { box-shadow: 0 6px 24px rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 6px 32px rgba(37, 211, 102, 0.7); }
  100% { box-shadow: 0 6px 24px rgba(37, 211, 102, 0.4); }
}

/* ===== HEADER ===== */
.header {
  position: fixed; top: 0; left: 0; right: 0;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  z-index: 1000;
  padding: 0 24px;
}
.nav-container {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px; padding: 0;
}
.logo { display: flex; flex-direction: column; align-items: flex-start; gap: 0; line-height: 1; }
.logo-text { 
  font-size: 1.4rem; font-weight: 900; color: var(--dark);
  letter-spacing: -0.5px; font-family: 'Oswald', sans-serif;
  text-transform: uppercase;
}
.logo-tag {
  font-size: 0.65rem; color: var(--gray); text-transform: uppercase;
  letter-spacing: 2px; font-weight: 500;
}
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a {
  font-size: 0.9rem; font-weight: 600; color: var(--dark);
  transition: color 0.2s; position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0; right: 0;
  height: 2px; background: var(--primary);
  transform: scaleX(0); transition: transform 0.25s;
}
.nav-links a:hover { color: var(--primary); }
.nav-links a:hover::after { transform: scaleX(1); }

.menu-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.menu-toggle span { display: block; width: 26px; height: 3px; background: var(--dark); border-radius: 2px; transition: all 0.3s; }

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex; align-items: center;
  position: relative;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
  overflow: hidden;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.hero::before {
  content: ''; position: absolute; top: -30%; right: -10%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(230,57,70,0.1) 0%, transparent 70%);
  border-radius: 50%;
}
.hero-content { position: relative; z-index: 2; text-align: center; max-width: 720px; margin: 0 auto; padding: 120px 0 60px; }
.hero-emblem { font-size: 4rem; margin-bottom: 8px; }
.hero h1 {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 700; color: #fff;
  line-height: 1.1; margin-bottom: 8px;
  text-transform: uppercase;
}
.hero-sub {
  font-size: 1.2rem; color: var(--primary);
  font-weight: 600; margin-bottom: 8px;
}
.hero p {
  font-size: 1.05rem; color: rgba(255,255,255,0.7);
  max-width: 560px; margin: 16px auto 36px;
}
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn-wa {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--wa-green); color: #fff;
  padding: 18px 36px; border-radius: 50px;
  font-weight: 700; font-size: 1.05rem;
  transition: all 0.25s;
}
.btn-wa:hover { background: #20bd5a; transform: translateY(-3px); box-shadow: 0 10px 30px rgba(37,211,102,0.35); }
.btn-outline {
  display: inline-flex; align-items: center;
  padding: 18px 36px; border-radius: 50px;
  font-weight: 600; font-size: 1rem; color: #fff;
  border: 2px solid rgba(255,255,255,0.3);
  transition: all 0.25s;
}
.btn-outline:hover { border-color: var(--primary); background: rgba(230,57,70,0.1); transform: translateY(-3px); }

/* ===== QUIENES SOMOS ===== */
.quienes-somos { padding: 100px 0; background: var(--light); }
.section-header { text-align: center; max-width: 640px; margin: 0 auto 56px; }
.section-tag {
  display: inline-block; color: var(--primary); font-weight: 700; font-size: 0.85rem;
  text-transform: uppercase; letter-spacing: 2px; margin-bottom: 12px;
}
.section-header h2 {
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 800; color: var(--dark); margin-bottom: 12px;
}
.section-header p { color: var(--gray); font-size: 1.05rem; }

.qs-content {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 60px; align-items: center;
}
.qs-text p {
  color: var(--gray); font-size: 1.05rem; margin-bottom: 16px;
}
.qs-text strong { color: var(--dark); }
.qs-features {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
  margin-top: 28px;
}
.qs-feature {
  display: flex; align-items: center; gap: 10px;
  background: #fff; padding: 14px 18px; border-radius: 12px;
  font-weight: 600; font-size: 0.9rem; color: var(--dark);
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
  border: 1px solid rgba(0,0,0,0.04);
  transition: border-color 0.2s;
}
.qs-feature:hover { border-color: var(--primary); }
.qs-image-placeholder {
  background: linear-gradient(135deg, #1a1a2e, #0f3460);
  border-radius: 24px; aspect-ratio: 4/3;
  display: flex; align-items: center; justify-content: center;
  font-size: 5rem;
}

/* ===== MODELOS ===== */
.modelos { padding: 100px 0; background: #fff; }
.modelos-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
}
.modelo-card {
  background: var(--light); border-radius: 20px; padding: 32px 24px;
  text-align: center; border: 1px solid rgba(0,0,0,0.04);
  position: relative; transition: transform 0.25s, box-shadow 0.25s;
}
.modelo-card:hover { transform: translateY(-6px); box-shadow: 0 16px 40px rgba(0,0,0,0.08); }
.modelo-img { font-size: 3.5rem; margin-bottom: 12px; }
.modelo-badge {
  position: absolute; top: 16px; right: 16px;
  background: var(--primary); color: #fff;
  padding: 4px 14px; border-radius: 50px;
  font-size: 0.7rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 1px;
}
.modelo-card h3 { font-size: 1.15rem; font-weight: 700; color: var(--dark); margin-bottom: 8px; }
.modelo-card p { color: var(--gray); font-size: 0.9rem; margin-bottom: 16px; }
.modelo-precio {
  font-size: 1.3rem; font-weight: 800; color: var(--primary);
  margin-bottom: 16px;
}
.btn-wa-small {
  display: inline-block; background: var(--wa-green); color: #fff;
  padding: 10px 28px; border-radius: 50px;
  font-weight: 600; font-size: 0.85rem;
  transition: all 0.2s;
}
.btn-wa-small:hover { background: #20bd5a; transform: translateY(-2px); }

/* ===== CONTACTO ===== */
.contacto { padding: 100px 0; background: var(--light); }
.contacto-cards {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px; max-width: 900px; margin: 0 auto;
}
.contacto-card {
  background: #fff; border-radius: 20px; padding: 36px 28px;
  text-align: center; border: 1px solid rgba(0,0,0,0.04);
  transition: transform 0.25s;
}
.contacto-card:hover { transform: translateY(-6px); }
.card-wa {
  background: linear-gradient(135deg, #25D366, #128C7E);
  color: #fff; border-color: transparent;
}
.card-wa h3, .card-wa p { color: #fff !important; }
.cc-icon { font-size: 2.5rem; margin-bottom: 12px; }
.contacto-card h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 8px; color: var(--dark); }
.contacto-card p { color: var(--gray); margin-bottom: 16px; }

/* ===== FOOTER ===== */
.footer { background: var(--dark); padding: 60px 0 0; }
.footer-content { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; padding-bottom: 40px; }
.footer-brand .logo-text { color: #fff; display: block; margin-bottom: 2px; }
.footer-tag { font-size: 0.65rem; color: rgba(255,255,255,0.4); text-transform: uppercase; letter-spacing: 2px; }
.footer-brand p { color: rgba(255,255,255,0.5); font-size: 0.9rem; margin-top: 12px; }
.footer-links h4, .footer-social h4 { color: #fff; font-weight: 700; margin-bottom: 16px; font-size: 1rem; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: rgba(255,255,255,0.5); font-size: 0.9rem; transition: color 0.2s; }
.footer-links a:hover { color: var(--primary); }
.social-icons { display: flex; gap: 12px; }
.social-icons a { font-size: 1.5rem; opacity: 0.5; transition: opacity 0.2s; }
.social-icons a:hover { opacity: 1; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.06); padding: 20px 0; text-align: center; }
.footer-bottom p { color: rgba(255,255,255,0.3); font-size: 0.85rem; }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .menu-toggle { display: flex; }
  .nav-links {
    position: fixed; top: 72px; left: 0; right: 0;
    background: rgba(255,255,255,0.98); backdrop-filter: blur(12px);
    flex-direction: column; padding: 24px; gap: 20px;
    border-bottom: 1px solid rgba(0,0,0,0.06);
    transform: translateY(-120%); opacity: 0;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
  }
  .nav-links.active { transform: translateY(0); opacity: 1; pointer-events: all; }
  .hero h1 { font-size: clamp(2rem, 8vw, 3rem); }
  .qs-content { grid-template-columns: 1fr; gap: 40px; }
  .qs-features { grid-template-columns: 1fr; }
  .modelos-grid { grid-template-columns: 1fr; }
  .footer-content { grid-template-columns: 1fr; gap: 30px; }
}