:root { --primary: #123456; --secondary: #34ab53; --accent: #f2f3f4; --light: #f8f9fa; --dark: #2c3e50; --white: #ffffff; --gray: #414141; --shadow: 0 4px 12px rgba(18, 52, 86, 0.15); --transition: all 0.3s ease; }
* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; }
body { background-color: var(--white); color: var(--dark); line-height: 1.6; overflow-x: hidden; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.skip-link { position: absolute; left: -999px; top: auto; width: 1px; height: 1px; overflow: hidden; z-index: 9999; }
.skip-link:focus { left: 1rem; top: 1rem; width: auto; height: auto; background: var(--white); color: var(--primary); padding: 0.5rem 0.75rem; border-radius: 6px; box-shadow: 0 6px 18px rgba(0,0,0,0.12); }
header { background-color: var(--white); box-shadow: var(--shadow); position: fixed; width: 100%; top: 0; z-index: 1000; }
.navbar { display: flex; justify-content: space-between; align-items: center; padding: 20px 0; }
.logo { padding: 0 0; }
.logo img { padding: 0 0; width: 234px; height: 60px; }
.nav-links { display: flex; list-style: none; }
.nav-links li { margin-left: 30px; }
.nav-links a { text-decoration: none; color: var(--dark); font-weight: 500; transition: var(--transition); }
.nav-links a:hover { color: var(--secondary); }
.nav-buttons { display: flex; gap: 15px; }
.btn { padding: 10px 20px; border-radius: 5px; font-weight: 600; cursor: pointer; transition: var(--transition); text-decoration: none; display: inline-block; }
.btn-outline { border: 2px solid var(--primary); color: var(--primary); background: transparent; }
.btn-outline:hover { background-color: var(--primary); color: var(--white); }
.btn-primary { background-color: var(--secondary); color: var(--white); border: 2px solid var(--secondary); }
.btn-primary:hover { background-color: #123456; border-color: #123456; color: var(--white); }
.mobile-menu { display: none; font-size: 24px; cursor: pointer; color: var(--primary); background: none; border: none; padding: 5px; }
.mobile-sidebar { position: fixed; top: 0; left: -100%; width: 85%; max-width: 300px; height: 100vh; background: var(--white); box-shadow: 2px 0 20px rgba(0,0,0,0.15); z-index: 1100; transition: all 0.4s ease; padding: 30px 25px; overflow-y: auto; }
.mobile-sidebar.active { left: 0; }
.mobile-sidebar .logo { font-size: 22px; margin-bottom: 30px; padding-bottom: 20px; border-bottom: 2px solid var(--accent); }
.mobile-nav-links { list-style: none; margin-bottom: 30px; }
.mobile-nav-links li { margin-bottom: 0; }
.mobile-nav-links a { display: block; padding: 15px 0; color: var(--dark); text-decoration: none; font-weight: 500; font-size: 16px; border-bottom: 1px solid var(--accent); transition: var(--transition); }
.mobile-nav-links a:hover { color: var(--secondary); padding-left: 10px; }
.mobile-nav-buttons { display: flex; flex-direction: column; gap: 12px; margin-top: 20px; }
.mobile-nav-buttons .btn { text-align: center; width: 100%; padding: 12px; font-size: 15px; }
.sidebar-close { position: absolute; top: 20px; right: 20px; font-size: 28px; cursor: pointer; color: var(--primary); background: none; border: none; width: 35px; height: 35px; display: flex; align-items: center; justify-content: center; border-radius: 50%; transition: var(--transition); }
.sidebar-close:hover { background-color: var(--accent); }
.overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0,0,0,0.5); z-index: 1050; opacity: 0; visibility: hidden; transition: all 0.3s ease; }
.overlay.active { opacity: 1; visibility: visible; }
.hero { padding: 220px 0 80px; background: linear-gradient(135deg, var(--accent) 0%, var(--white) 100%); position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; top: -50%; right: -10%; width: 600px; height: 600px; background: radial-gradient(circle, rgba(52, 171, 83, 0.1) 0%, rgba(255,255,255,0) 70%); border-radius: 50%; z-index: 0; }
.hero-content { display: flex; align-items: center; justify-content: space-between; gap: 40px; position: relative; z-index: 1; }
.hero-text { flex: 1; }
.hero-text h1 { font-size: 40px; line-height: 1.2; margin-bottom: 20px; color: var(--primary); }
.hero-text h1 span { color: var(--secondary); }
.hero-text p { font-size: 20px; color: var(--gray); margin-bottom: 30px; }
.hero-buttons { display: flex; gap: 15px; margin-bottom: 30px; }
.hero-stats { display: flex; gap: 30px; }
.stat { text-align: center; }
.stat-number { font-size: 32px; font-weight: 700; color: var(--secondary); }
.stat-text { font-size: 14px; color: var(--gray); }
.hero-visual { flex: 1; display: flex; justify-content: center; align-items: center; }
.qr-showcase { background: var(--white); border-radius: 15px; padding: 20px; box-shadow: var(--shadow); position: relative; transform: rotate(-5deg); border: 2px solid var(--accent); }
.qr-code { width: 250px; height: 250px; border-radius: 10px; display: flex; align-items: center; justify-content: center; color: white; font-weight: bold; font-size: 18px; }
.features { padding: 100px 0; background-color: var(--white); }
.section-header { text-align: center; margin-bottom: 60px; }
.section-header h2 { font-size: 36px; color: var(--primary); margin-bottom: 15px; }
.section-header p { font-size: 18px; color: var(--gray); max-width: 600px; margin: 0 auto; }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.feature-card { background: var(--white); border-radius: 10px; padding: 30px; box-shadow: var(--shadow); transition: var(--transition); text-align: center; border-top: 4px solid var(--secondary); }
.feature-card:hover { transform: translateY(-10px); box-shadow: 0 10px 25px rgba(18, 52, 86, 0.2); }
.feature-icon { width: 70px; height: 70px; background-color: var(--accent); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; font-size: 30px; color: var(--primary); }
.feature-card h3 { font-size: 22px; margin-bottom: 15px; color: var(--primary); }
.feature-card p { color: var(--gray); }
.how-it-works { padding: 100px 0; background-color: var(--accent); }
.steps { display: flex; justify-content: space-between; position: relative; max-width: 900px; margin: 0 auto; }
.steps::before { content: ''; position: absolute; top: 40px; left: 10%; right: 10%; height: 3px; background-color: var(--secondary); z-index: 1; }
.step { text-align: center; position: relative; z-index: 2; flex: 1; }
.step-number { width: 80px; height: 80px; background-color: var(--primary); color: var(--white); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 30px; font-weight: 700; margin: 0 auto 20px; border: 4px solid var(--accent); }
.step h3 { font-size: 20px; margin-bottom: 10px; color: var(--primary); }
.step p { color: var(--gray); padding: 0 15px; }
.faq { padding: 100px 0; background-color: var(--white); }
.faq-container { max-width: 800px; margin: 0 auto; }
.faq-item { margin-bottom: 15px; border-radius: 8px; overflow: hidden; box-shadow: var(--shadow); background-color: var(--white); }
.faq-question { padding: 20px; background-color: var(--primary); color: var(--white); cursor: pointer; display: flex; justify-content: space-between; align-items: center; font-weight: 600; transition: var(--transition); }
.faq-question:hover { background-color: #0f2c4a; }
.faq-question::after { content: '+'; font-size: 24px; transition: var(--transition); }
.faq-question.active::after { transform: rotate(45deg); }
.faq-answer { padding: 0; max-height: 0; overflow: hidden; transition: max-height 0.3s ease, padding 0.3s ease; background-color: var(--white); }
.faq-answer.active { padding: 20px; max-height: 500px; }
.faq-answer p { color: var(--dark); line-height: 1.6; }
.demo { padding: 60px 0 80px; background: linear-gradient(135deg, var(--primary) 0%, #0f2c4a 100%); color: var(--white); text-align: center; }
.demo h2 { font-size: 36px; margin-bottom: 15px; }
.demo p { font-size: 18px; max-width: 600px; margin: 0 auto 40px; opacity: 0.9; }
.demo .btn-primary { background-color: var(--secondary); border-color: var(--secondary); }
.demo .btn-primary:hover { background-color: #2d9950; border-color: #2d9950; }
.icon-bar {position: fixed;top: 70%;right:0px;-webkit-transform: translateY(-50%);-ms-transform: translateY(-50%);transform: translateY(-50%);z-index:9999;}
.icon-bar a {display: block;text-align: center;padding:6px;transition: all 0.3s ease;}
.icon-bar a:hover {background-color:#f9f8f7; border-radius:50%;}
.facebook {background: transparent;}
.instagram {background: transparent;}
.whatsapp {background:transparent;}
.telephone {background: transparent;}
footer { background-color: var(--primary); color: var(--white); padding: 60px 0 30px; }
.footer-content { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 40px; margin-bottom: 40px; }
.footer-column h3 { font-size: 18px; font-weight: bold; margin-bottom: 20px; color: var(--white); }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { color: #ccc; text-decoration: none; transition: var(--transition); }
.footer-links a:hover { color: var(--secondary); }
.footer-bottom { text-align: center; padding-top: 30px; border-top: 1px solid rgba(255, 255, 255, 0.1); color: #ccc; font-size: 14px; }
.blog-card { transition: all 0.3s ease; overflow: hidden; display: flex; flex-direction: column; height: 100%; }
.blog-card .card-body { display: flex; flex-direction: column; flex: 1 1 auto; }
.blog-card:hover { transform: translateY(-5px); box-shadow: 0 15px 35px rgba(0,0,0,0.15) !important; }
.card-title a { transition: color 0.3s ease; display: block; min-height: 3rem; font-size: 18px; }
.card-title a:hover { color: #667eea !important; }
.btn-outline-primary { border-width: 2px; font-weight: 500; transition: all 0.3s ease; }
.btn-outline-primary:hover { transform: translateY(-2px); }

/* Mobile */

@media (max-width: 992px) { .hero-content { flex-direction: column; text-align: center; } .hero-text h1 { font-size: 36px; } .steps { flex-direction: column; gap: 40px; } .steps::before { display: none; } }
@media (max-width: 768px) { .nav-links, .nav-buttons { display: none; } .mobile-menu { display: block; } .hero-buttons { flex-direction: column; align-items: center; } .qr-code { width: 250px; height: 250px; } .qr-code img { width: 250px; height: 250px; } .demo-form { grid-template-columns: 1fr; } .pricing-card.featured { transform: scale(1); } .pricing-card.featured:hover { transform: translateY(-10px); } }
@media (max-width: 768px) { .col-md-6 { margin-bottom: 2rem; } .blog-card { margin: 0 auto; max-width: 400px; } }
@media (max-width: 576px) { .col-12 { margin-bottom: 1.5rem; } }