:root {
  --primary: #D0021B;        /* rojo fuerte */
  --primary-dark: #A30016;
  --charcoal: #1A1A1A;
  --muted: #6B7280;
  --bg: #F5F7FA;
  --white: #FFFFFF;
  --whatsapp: #25D366;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; font-family: 'Poppins', system-ui, -apple-system, Arial, sans-serif; color: var(--charcoal); background: var(--bg); }
img { max-width: 100%; display: block; }

.container { width: min(1120px, 90%); margin: 0 auto; }

.site-header { background: var(--white); border-bottom: 1px solid #e5e7eb; position: sticky; top: 0; z-index: 50; }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 12px 0; }
.brand img { height: 44px; }
.nav a { margin: 0 10px; text-decoration: none; color: var(--charcoal); font-weight: 500; }
.nav .btn { margin-left: 8px; }
.nav-toggle { display: none; background: none; border: none; font-size: 24px; }

.hero { padding: 56px 0 24px; background: radial-gradient(1200px 600px at 80% -10%, #fff, var(--bg)); }
.hero-inner { display: grid; grid-template-columns: 1.2fr 1fr; gap: 32px; align-items: center; }
.hero h1 { font-size: clamp(28px, 6vw, 48px); line-height: 1.1; }
.accent { color: var(--primary); }
.hero p { color: var(--muted); max-width: 56ch; }
.btn-row { display: flex; gap: 12px; margin: 16px 0 8px; }

.pill-list { display: flex; flex-wrap: wrap; gap: 8px; padding: 0; list-style: none; }
.pill-list li { background: #fff; border: 1px solid #e5e7eb; padding: 8px 12px; border-radius: 999px; font-size: 14px; }

.card { background: var(--white); border: 1px solid #e5e7eb; border-radius: 16px; padding: 20px; box-shadow: 0 4px 14px rgba(0,0,0,0.04); }
.card h3 { margin-top: 0; }
.checklist { list-style: none; padding: 0; margin: 0 0 12px; }
.checklist li::before { content: "✔"; color: var(--primary); margin-right: 8px; }

.strip { background: var(--white); border-top: 1px solid #e5e7eb; border-bottom: 1px solid #e5e7eb; padding: 24px 0; }
.strip.trust p { text-align: center; }

.services-preview { padding: 40px 0; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.cta { padding: 40px 0; background: linear-gradient(90deg, var(--primary), var(--primary-dark)); color: #fff; text-align: center; }
.cta .btn { margin-top: 10px; }

.btn { display: inline-block; padding: 12px 16px; border-radius: 12px; border: 1px solid transparent; text-decoration: none; font-weight: 600; }
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-ghost { background: transparent; border-color: #e5e7eb; color: var(--charcoal); border: 1px solid #e5e7eb; }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }
.btn-outline { background: transparent; border-color: var(--primary); color: var(--primary); border: 1px solid var(--primary); }
.btn-outline:hover { background: var(--primary); color: white; }
.btn-whatsapp { background: var(--whatsapp); color: white; }

.page-hero { background: var(--white); border-bottom: 1px solid #e5e7eb; padding: 24px 0; }
.page-hero h1 { margin: 0 0 6px; }

.service-sections { display: grid; gap: 28px; padding: 28px 0; }
.gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.gallery .ph { background: #f1f5f9; border: 1px dashed #d1d5db; border-radius: 12px; padding: 32px; text-align: center; color: var(--muted); }

.contact-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 20px; padding: 28px 0; }
.field { display: grid; gap: 6px; margin-bottom: 12px; }
.field input, .field textarea { padding: 12px 14px; border-radius: 12px; border: 1px solid #e5e7eb; background: #fff; font: inherit; }
.field input:focus, .field textarea:focus { outline: 2px solid var(--primary); outline-offset: 1px; }
.form button { width: 100%; }

.site-footer { background: #fff; margin-top: 40px; border-top: 1px solid #e5e7eb; padding: 32px 0; }
.list-plain { list-style: none; padding: 0; margin: 0; }
.muted { color: var(--muted); }
.tiny { font-size: 12px; }

.link { color: var(--primary); text-decoration: none; font-weight: 600; }

@media (max-width: 980px) {
  .hero-inner, .grid-3, .contact-grid, .gallery { grid-template-columns: 1fr; }
  .nav a { display: none; }
  .nav .btn, .nav .nav-toggle { display: inline-block; }
}