/* Don Insecto — Control de Plagas Madrid
   Diseño: limpio, profesional, accesible
   Paleta: verde técnico + naranja acción
=========================================================== */

:root {
    --color-primary: #6a0dad;
    --color-primary-dark: #4a148c;
    --color-primary-light: #9c27b0;
    --color-accent: #e76f51;
    --color-accent-dark: #c65d42;
    --color-bg: #ffffff;
    --color-bg-alt: #f4f7f5;
    --color-text: #1a2e25;
    --color-text-light: #5a6b65;
    --color-border: #d8e4dc;
    --color-white: #ffffff;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    --radius: 8px;
    --radius-lg: 16px;
    --transition: 0.3s ease;
    --max-width: 1200px;
    --font-sans: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font-sans); color: var(--color-text); line-height: 1.6; background: var(--color-bg); }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-accent); }
ul { list-style: none; }

/* Skip link */
.skip-link { position: absolute; top: -100px; left: 0; background: var(--color-primary); color: var(--color-white); padding: 0.75rem 1.5rem; z-index: 2000; border-radius: 0 0 var(--radius) 0; }
.skip-link:focus { top: 0; }

/* Container */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 1.5rem; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 1000; background: var(--color-white); box-shadow: var(--shadow-sm); border-bottom: 1px solid var(--color-border); }
.header-container { display: flex; align-items: center; justify-content: space-between; height: 80px; gap: 1rem; }
.logo { display: flex; flex-direction: column; text-decoration: none; }
.logo-text { font-size: 1.5rem; font-weight: 800; color: var(--color-primary); line-height: 1.1; }
.logo-tagline { font-size: 0.75rem; color: var(--color-text-light); font-weight: 500; }
.main-nav { display: flex; align-items: center; gap: 1.5rem; }
.main-nav ul { display: flex; gap: 1.5rem; }
.main-nav a { color: var(--color-text); font-weight: 600; font-size: 0.95rem; position: relative; }
.main-nav a:hover, .main-nav a[aria-current="page"] { color: var(--color-primary); }
.main-nav a[aria-current="page"]::after { content: ''; position: absolute; bottom: -4px; left: 0; right: 0; height: 3px; background: var(--color-primary); border-radius: 2px; }
.nav-phone { background: var(--color-primary); color: var(--color-white) !important; padding: 0.7rem 2rem; border-radius: var(--radius); font-weight: 700; font-size: 0.95rem; white-space: nowrap; flex-shrink: 0; margin-left: 1.5rem; }
.nav-phone:hover { background: var(--color-primary-dark); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 0.5rem; }
.nav-toggle span { width: 26px; height: 3px; background: var(--color-primary); border-radius: 2px; transition: var(--transition); }

/* Hero */
.hero { position: relative; min-height: 480px; display: flex; align-items: center; justify-content: center; text-align: center; color: var(--color-white); background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary)); overflow: hidden; }
.hero-overlay { position: absolute; inset: 0; background: radial-gradient(ellipse at top, rgba(0,0,0,0.1), rgba(0,0,0,0.4)); }
.hero-content { position: relative; z-index: 1; padding: 3rem 1.5rem; max-width: 800px; }
.hero h1 { font-size: 2.5rem; font-weight: 800; margin-bottom: 0.5rem; }
.hero-subtitle { font-size: 1.15rem; margin-bottom: 1.5rem; opacity: 0.95; }
.hero-phone { display: block; margin-top: 0.75rem; font-size: 0.95rem; opacity: 0.9; }
.hero-phone strong { font-size: 1.2rem; }

/* Buttons */
.btn { display: inline-block; padding: 0.75rem 1.5rem; border-radius: var(--radius); font-weight: 700; font-size: 0.95rem; cursor: pointer; transition: all var(--transition); border: 2px solid transparent; text-decoration: none; }
.btn-primary { background: var(--color-accent); color: var(--color-white); border-color: var(--color-accent); }
.btn-primary:hover { background: var(--color-accent-dark); border-color: var(--color-accent-dark); color: var(--color-white); }
.btn-outline { background: transparent; color: var(--color-white); border-color: var(--color-white); }
.btn-outline:hover { background: var(--color-white); color: var(--color-primary); }
.btn-lg { padding: 1rem 2rem; font-size: 1.05rem; }
.btn-sm { padding: 0.5rem 1rem; font-size: 0.85rem; }

/* Sections */
.section { padding: 4rem 0; }
.section-alt { background: var(--color-bg-alt); }
.section-header { text-align: center; margin-bottom: 3rem; }
.section-header h2 { font-size: 2rem; font-weight: 800; color: var(--color-primary-dark); margin-bottom: 0.5rem; }
.section-lead { font-size: 1.1rem; color: var(--color-text-light); }

/* Grid */
.grid { display: grid; gap: 2rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

/* Cards */
.card { background: var(--color-white); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); overflow: hidden; transition: box-shadow var(--transition), transform var(--transition); }
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.card-body { padding: 2rem; }
.card-body p { margin-bottom: 1rem; }
.card-body p:last-child { margin-bottom: 0; }
.card-highlight { background: var(--color-primary); color: var(--color-white); }
.card-highlight h3 { color: var(--color-white); margin-bottom: 1rem; }
.card-highlight a { color: var(--color-white); }
.card-service { display: block; padding: 0; text-decoration: none; color: var(--color-text); }
.card-service img { width: 100%; height: 200px; object-fit: cover; }
.card-service h3 { padding: 1rem 1.5rem 0.5rem; font-size: 1.15rem; color: var(--color-primary-dark); }
.card-service p { padding: 0 1.5rem 1.5rem; font-size: 0.9rem; color: var(--color-text-light); }
.card-service:hover { color: var(--color-text); }
.card-service:hover h3 { color: var(--color-primary); }

/* Check list */
.check-list { padding-left: 0; }
.check-list li { padding: 0.5rem 0 0.5rem 1.75rem; position: relative; }
.check-list li::before { content: '✓'; position: absolute; left: 0; top: 0.5rem; color: var(--color-accent); font-weight: 800; font-size: 1.1rem; }
.card-highlight .check-list li::before { color: #ffd166; }

/* CTA */
.cta-section { padding: 3rem 0; }
.cta-box { background: var(--color-primary-dark); color: var(--color-white); text-align: center; padding: 3rem 2rem; border-radius: var(--radius-lg); }
.cta-box h2 { font-size: 1.8rem; margin-bottom: 0.5rem; }
.cta-box p { font-size: 1.1rem; margin-bottom: 1.5rem; opacity: 0.95; }
.cta-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* Service detail page */
.service-detail { padding: 3rem 0; }
.service-detail .container { max-width: 900px; }
.service-hero { display: grid; grid-template-columns: 300px 1fr; gap: 2rem; align-items: start; margin-bottom: 2rem; }
.service-hero img { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); width: 300px; height: 220px; object-fit: cover; }
.service-hero h1 { font-size: 1.8rem; color: var(--color-primary-dark); margin-bottom: 1rem; }
.service-content p { margin-bottom: 1rem; line-height: 1.7; }
.service-content ul, .service-content ol { margin: 1rem 0 1rem 1.5rem; }
.service-content ul li, .service-content ol li { padding: 0.25rem 0; }
.service-content strong { color: var(--color-primary-dark); }
.back-link { display: inline-block; margin-bottom: 1.5rem; font-weight: 600; }

/* Contact page */
.contact-section { padding: 3rem 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 3rem; }
.contact-info { padding: 2rem; background: var(--color-bg-alt); border-radius: var(--radius-lg); }
.contact-info h2 { color: var(--color-primary-dark); margin-bottom: 1.5rem; }
.contact-info p { margin-bottom: 1rem; }
.contact-info a { font-weight: 600; }
.contact-logo-img { display: block; width: 100%; height: auto; margin: 1.5rem auto 0; border-radius: var(--radius); }
.contact-form { padding: 2rem; background: var(--color-white); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }
.contact-form h2 { color: var(--color-primary-dark); margin-bottom: 1.5rem; }
.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; margin-bottom: 0.4rem; font-weight: 600; font-size: 0.9rem; }
.form-group input, .form-group textarea, .form-group select { width: 100%; padding: 0.75rem; border: 1px solid var(--color-border); border-radius: var(--radius); font-size: 0.95rem; font-family: var(--font-sans); transition: border-color var(--transition); }
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(106,13,173,0.15); }
.form-group textarea { min-height: 120px; resize: vertical; }
.form-checkbox { display: flex; align-items: flex-start; gap: 0.5rem; }
.form-checkbox input { width: auto; margin-top: 0.25rem; }
.form-checkbox label { font-size: 0.85rem; margin-bottom: 0; }
.form-alert { padding: 0.75rem 1rem; border-radius: var(--radius); margin-bottom: 1rem; font-size: 0.9rem; }
.form-alert-success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.form-alert-error { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }

/* Legal pages */
.legal-page { padding: 3rem 0; }
.legal-page .container { max-width: 800px; }
.legal-page h1 { font-size: 1.8rem; color: var(--color-primary-dark); margin-bottom: 1.5rem; }
.legal-page h2, .legal-page h3 { color: var(--color-primary-dark); margin: 1.5rem 0 0.75rem; }
.legal-page p { margin-bottom: 1rem; }
.legal-page ul { margin: 1rem 0 1rem 1.5rem; }
.legal-page li { padding: 0.25rem 0; }

/* Footer */
.site-footer { background: var(--color-primary-dark); color: var(--color-white); padding: 3rem 0 1.5rem; margin-top: 0; }
.footer-grid { margin-bottom: 2rem; }
.footer-col h4 { color: var(--color-primary-light); margin-bottom: 1rem; font-size: 1.05rem; }
.footer-col p { margin-bottom: 0.5rem; font-size: 0.9rem; opacity: 0.9; }
.footer-col a { color: var(--color-white); }
.footer-col a:hover { color: var(--color-primary-light); }
.footer-links li { padding: 0.25rem 0; }
.footer-links a { font-size: 0.9rem; }
.footer-address { margin-top: 0.75rem; }
.footer-cta { margin-top: 0.75rem; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.15); padding-top: 1.5rem; text-align: center; font-size: 0.85rem; opacity: 0.8; }
.footer-legal a { color: var(--color-primary-light); }
.vp-credit { margin-top: 0.5rem; font-size: 0.8rem; opacity: 0.6; }
.vp-credit a { color: inherit; text-decoration: none; transition: opacity 0.2s; }
.vp-credit a:hover { opacity: 1; text-decoration: underline; }

/* Responsive */
@media (max-width: 968px) {
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .contact-grid { grid-template-columns: 1fr; }
    .service-hero { grid-template-columns: 1fr; }
    .service-hero img { width: 100%; height: auto; }
}

@media (max-width: 768px) {
    .nav-toggle { display: flex; }
    .main-nav { position: fixed; top: 80px; left: 0; right: 0; background: var(--color-white); flex-direction: column; padding: 1.5rem; gap: 1rem; box-shadow: var(--shadow-lg); border-top: 1px solid var(--color-border); transform: translateY(-100%); opacity: 0; pointer-events: none; transition: all var(--transition); }
    .main-nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
    .main-nav ul { flex-direction: column; width: 100%; gap: 0.5rem; }
    .main-nav ul li a { display: block; padding: 0.75rem 0; font-size: 1.05rem; border-bottom: 1px solid var(--color-border); }
    .nav-phone { width: auto; text-align: center; margin-top: 0.5rem; white-space: nowrap; }
    .hero h1 { font-size: 1.8rem; }
    .hero-subtitle { font-size: 0.95rem; }
    .section-header h2 { font-size: 1.5rem; }
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
    .cta-actions { flex-direction: column; align-items: stretch; }
    .cta-actions .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
    * { animation: none !important; transition: none !important; }
    html { scroll-behavior: auto; }
}