:root {
    --bg-color: #0A0F1F;
    --bg-secondary: #111827;
    --primary-color: #3EF2C3;
    --primary-hover: #2BC49B;
    --text-white: #FFFFFF;
    --text-gray: #B0B3B8;
    --glass: rgba(255, 255, 255, 0.05);
    --border-glass: rgba(255, 255, 255, 0.1);
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition: all 0.3s ease;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { background-color: var(--bg-color); color: var(--text-white); font-family: var(--font-body); line-height: 1.6; overflow-x: hidden; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section-padding { padding: 80px 0; }
.text-center { text-align: center; }
.bg-darker { background-color: var(--bg-secondary); }
.section-title { font-family: var(--font-heading); font-size: 2.5rem; margin-bottom: 3rem; color: var(--primary-color); }
.btn { display: inline-block; padding: 12px 28px; border-radius: 50px; font-weight: 600; transition: var(--transition); cursor: pointer; border: none; font-family: var(--font-heading); }
.btn-primary { background-color: var(--primary-color); color: var(--bg-color); }
.btn-primary:hover { background-color: var(--primary-hover); transform: translateY(-2px); box-shadow: 0 5px 15px rgba(62, 242, 195, 0.3); }
header { position: fixed; top: 0; width: 100%; z-index: 1000; background: rgba(10, 15, 31, 0.85); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border-glass); padding: 15px 0; }
.header-content { display: flex; justify-content: space-between; align-items: center; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-family: var(--font-heading); }
#nav-logo { height: 40px; width: auto; }
.nav-menu a { margin-left: 30px; font-weight: 500; color: var(--text-white); transition: var(--transition); }
.nav-menu a:hover { color: var(--primary-color); }
.hamburger { display: none; font-size: 1.5rem; cursor: pointer; }
#hero { height: 100vh; display: flex; align-items: center; position: relative; padding-top: 80px; background: radial-gradient(circle at top right, rgba(62, 242, 195, 0.1), transparent 40%); }
.hero-content { z-index: 2; max-width: 800px; }
#hero h1 { font-family: var(--font-heading); font-size: 3.5rem; line-height: 1.2; margin-bottom: 20px; }
.highlight { color: transparent; -webkit-text-stroke: 1px var(--primary-color); position: relative; }
#hero p { font-size: 1.2rem; color: var(--text-gray); margin-bottom: 30px; max-width: 600px; }
#quick-start { margin-top: -50px; position: relative; z-index: 10; }
.quick-form-card { background: #1F2937; padding: 30px; border-radius: 20px; border: 1px solid var(--border-glass); display: flex; gap: 15px; align-items: center; flex-wrap: wrap; box-shadow: 0 10px 30px rgba(0,0,0,0.5); }
.quick-form-card h3 { flex: 100%; margin-bottom: 10px; font-family: var(--font-heading); }
#whatsappForm { display: flex; width: 100%; gap: 15px; flex-wrap: wrap; }
.form-group { flex: 1; min-width: 250px; }
input, select { width: 100%; padding: 15px; border-radius: 10px; border: 1px solid var(--border-glass); background: var(--bg-color); color: var(--text-white); outline: none; }
input:focus, select:focus { border-color: var(--primary-color); }
.btn-full { width: 100%; padding: 15px; background: var(--primary-color); color: var(--bg-color); border: none; border-radius: 10px; font-weight: bold; cursor: pointer; transition: var(--transition); }
.btn-full:hover { background: var(--primary-hover); }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 30px; }
.service-card { background: var(--glass); padding: 30px; border-radius: 20px; border: 1px solid var(--border-glass); transition: var(--transition); }
.service-card:hover { transform: translateY(-10px); border-color: var(--primary-color); background: rgba(62, 242, 195, 0.05); }
.icon-box { font-size: 2.5rem; color: var(--primary-color); margin-bottom: 20px; }
.service-card h3 { font-family: var(--font-heading); margin-bottom: 10px; }
.service-card p { color: var(--text-gray); font-size: 0.9rem; }
.process-steps { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 20px; }
.step { flex: 1; min-width: 200px; text-align: center; position: relative; }
.step-number { display: block; font-size: 4rem; font-weight: 900; color: rgba(255,255,255,0.05); margin-bottom: -20px; font-family: var(--font-heading); }
.step h4 { color: var(--primary-color); font-size: 1.2rem; margin-bottom: 10px; }
.advantages-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.adv-list li { margin-bottom: 20px; font-size: 1.1rem; display: flex; align-items: center; gap: 15px; }
.adv-list i { color: var(--primary-color); }
.image-placeholder { width: 100%; height: 400px; background: linear-gradient(45deg, #1F2937, #111827); border-radius: 20px; display: flex; align-items: center; justify-content: center; font-size: 5rem; color: var(--border-glass); border: 2px dashed var(--border-glass); }
.testimonial-slider { display: flex; overflow: hidden; position: relative; max-width: 800px; margin: 0 auto; }
.testimonial-card { min-width: 100%; text-align: center; padding: 20px; display: none; animation: fadeEffect 1s; }
.testimonial-card.active { display: block; }
.testimonial-card p { font-size: 1.2rem; font-style: italic; margin-bottom: 20px; }
.testimonial-card h5 { color: var(--primary-color); margin-bottom: 10px; }
@keyframes fadeEffect { from {opacity: 0;} to {opacity: 1;} }
.faq-container { max-width: 800px; margin: 0 auto; }
details { background: var(--glass); margin-bottom: 15px; border-radius: 10px; padding: 20px; border: 1px solid var(--border-glass); cursor: pointer; transition: var(--transition); }
details[open] { border-color: var(--primary-color); }
summary { font-weight: 600; list-style: none; position: relative; padding-right: 20px; }
summary::after { content: '+'; position: absolute; right: 0; color: var(--primary-color); font-size: 1.5rem; top: -5px; }
details[open] summary::after { content: '-'; }
details p { margin-top: 15px; color: var(--text-gray); }
.social-links { font-size: 2rem; margin: 30px 0; }
.social-links a { margin: 0 15px; transition: var(--transition); }
.social-links a:hover { color: var(--primary-color); }
footer { background: #000; padding: 50px 0 20px; border-top: 1px solid var(--border-glass); }
.footer-content { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px; }
.footer-links { text-align: right; color: var(--text-gray); font-size: 0.9rem; }
.footer-links a:hover { color: var(--primary-color); }
.hidden-element { opacity: 0; transform: translateY(50px); transition: all 0.8s ease-out; }
.visible { opacity: 1; transform: translateY(0); }
@media (max-width: 768px) {
    #hero h1 { font-size: 2.5rem; }
    .nav-menu { display: none; }
    .hamburger { display: block; }
    .advantages-grid { grid-template-columns: 1fr; }
    .header-content .btn { display: none; }
    .quick-form-card { flex-direction: column; }
    .form-group { width: 100%; }
}