/* =======================
   Global Styles & Variables
   ======================== */
   :root {
    --primary-color: #6C63FF;
    --primary-hover: #574BFF;
    --secondary-color: #18B1A1;
    --text-dark: #212529;
    --text-light: #6c757d;
    --bg-light: #F8F9FA;
    --bg-white: #FFFFFF;
    --border-color: #e9ecef;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.04), 0 10px 20px rgba(0, 0, 0, 0.08);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--bg-white);
}
.container { max-width: 1140px; margin: 0 auto; padding: 0 20px; }
img { max-width: 100%; height: auto; display: block; }

/* =======================
   Buttons & General UI
   ======================== */
.btn { display: inline-block; padding: 12px 28px; border-radius: 8px; text-decoration: none; font-weight: 600; transition: all 0.3s ease; text-align: center; }
.btn-primary { background-color: var(--primary-color); color: var(--bg-white); border: 2px solid var(--primary-color); }
.btn-primary:hover { background-color: var(--primary-hover); border-color: var(--primary-hover); transform: translateY(-2px); }
.btn-secondary { background-color: var(--bg-white); color: var(--text-dark); border: 2px solid var(--border-color); }
.btn-secondary:hover { border-color: var(--text-dark); }
.btn-large { padding: 16px 36px; font-size: 1.1rem; }
.section-title { text-align: center; font-size: 2.5rem; font-weight: 700; margin-bottom: 1rem; color: var(--text-dark); }
.section-subtitle { text-align: center; max-width: 600px; margin: 0 auto 4rem auto; font-size: 1.1rem; color: var(--text-light); }

/* =======================
   Header & Navigation
   ======================== */
.main-header { background-color: rgba(255, 255, 255, 0.8); backdrop-filter: blur(10px); padding: 1rem 0; position: sticky; top: 0; width: 100%; z-index: 1000; border-bottom: 1px solid var(--border-color); }
.main-nav { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.8rem; font-weight: 700; color: var(--primary-color); text-decoration: none; }
.nav-links { list-style: none; display: flex; align-items: center; gap: 2.5rem; }
.nav-links a { text-decoration: none; color: var(--text-dark); font-weight: 500; transition: color 0.3s ease; }
.nav-links a:hover { color: var(--primary-color); }
.nav-cta { padding: 8px 20px; }
.hamburger { display: none; }

/* =======================
   Hero Section
   ======================== */
.hero-section { padding: 100px 0; text-align: center; }
.hero-content { max-width: 800px; margin: 0 auto; }
.hero-headline { font-size: 3.8rem; font-weight: 700; line-height: 1.1; margin-bottom: 1.5rem; }
.hero-description { font-size: 1.25rem; color: var(--text-light); margin-bottom: 2.5rem; }
.hero-cta-group { display: flex; gap: 1rem; justify-content: center; }

/* =======================
   Trusted By Section
   ======================== */
.trusted-by { padding: 40px 0; text-align: center; border-top: 1px solid var(--border-color); border-bottom: 1px solid var(--border-color); }
.trusted-by p { font-size: 0.8rem; font-weight: 600; color: var(--text-light); letter-spacing: 1px; margin-bottom: 1.5rem; }
.trusted-by .logos { display: flex; justify-content: center; align-items: center; flex-wrap: wrap; gap: 3rem; }
.logo-placeholder { font-weight: 600; font-size: 1.2rem; color: #adb5bd; }

/* =======================
   Core Value Prop Section
   ======================== */
.core-value-section { padding: 100px 0; background-color: var(--bg-light); }
.core-value-section .container { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.value-card { text-align: center; }
.card-icon { font-size: 2.5rem; color: var(--primary-color); margin-bottom: 1rem; }
.value-card h3 { font-size: 1.5rem; margin-bottom: 1rem; }
.value-card p { color: var(--text-light); padding: 0 1rem; margin-bottom: 2rem; }

/* Browser Window Style for Images */
.browser-window { border-radius: 12px; box-shadow: var(--shadow); overflow: hidden; border: 1px solid var(--border-color); }
.browser-header { height: 30px; background-color: #e9ecef; display: flex; align-items: center; padding: 0 10px; gap: 6px; }
.browser-header span { display: block; width: 10px; height: 10px; border-radius: 50%; background-color: #ced4da; }
.browser-window img { border-top: 1px solid var(--border-color); }

/* =======================
   Use Cases Section
   ======================== */
.use-cases-section { padding: 100px 0; }
.use-cases-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1.5rem; max-width: 900px; margin: 0 auto; }
.use-case-card { background: var(--bg-light); border: 1px solid var(--border-color); padding: 1.5rem; border-radius: 10px; font-weight: 600; font-size: 1.1rem; display: flex; align-items: center; gap: 1rem; transition: all 0.3s ease; }
.use-case-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: var(--primary-color); }
.use-case-card i { font-size: 1.5rem; color: var(--primary-color); }

/* =======================
   Testimonials & FAQ
   ======================== */
.testimonials-section { padding: 100px 0; background-color: var(--bg-light); }
.testimonials-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.testimonial-card { background: var(--bg-white); padding: 2rem; border-radius: 12px; box-shadow: var(--shadow); }
.testimonial-card blockquote { font-size: 1.1rem; border-left: 3px solid var(--secondary-color); padding-left: 1.5rem; margin-bottom: 1.5rem; }
.testimonial-card cite { font-style: normal; } .testimonial-card .author { display: block; font-weight: 600; } .testimonial-card .title { font-size: 0.9rem; color: var(--text-light); }

.faq-section { padding: 100px 0; }
.faq-container { max-width: 768px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--border-color); }
.faq-item summary { padding: 1.5rem 0; font-size: 1.2rem; font-weight: 600; cursor: pointer; list-style: none; position: relative; padding-right: 2rem; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; position: absolute; right: 0; top: 50%; transform: translateY(-50%); font-size: 1.5rem; color: var(--primary-color); transition: transform 0.3s; }
.faq-item[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq-item p { padding: 0 0 1.5rem 0; color: var(--text-light); }

/* =======================
   Final CTA & Footer
   ======================== */
.final-cta-section { background-color: var(--text-dark); color: white; text-align: center; padding: 80px 20px; }
.final-cta-section h3 { font-size: 2.5rem; margin-bottom: 1rem; }
.final-cta-section p { font-size: 1.2rem; opacity: 0.9; margin-bottom: 2.5rem; max-width: 600px; margin-left: auto; margin-right: auto; }
.final-cta-section .btn-primary { background-color: var(--primary-color); color: white; border-color: var(--primary-color); }
.final-cta-section .btn-primary:hover { background-color: var(--primary-hover); border-color: var(--primary-hover); }

.main-footer { padding: 40px 0; text-align: center; font-size: 0.9rem; }
.footer-logo { font-size: 1.8rem; font-weight: 700; color: var(--primary-color); margin-bottom: 1rem; }
.footer-links { display: flex; justify-content: center; gap: 1.5rem; margin-bottom: 1rem; }
.footer-links a { color: var(--text-light); text-decoration: none; transition: color 0.3s ease; }
.footer-links a:hover { color: var(--primary-color); }
.footer-copyright { color: #adb5bd; }

/* =======================
   Responsive Design
   ======================== */
@media (max-width: 992px) {
    .core-value-section .container { grid-template-columns: 1fr; gap: 4rem; }
    .testimonials-grid { grid-template-columns: 1fr; }
    .hero-headline { font-size: 3rem; }
}

@media (max-width: 768px) {
    .nav-links { display: none; position: absolute; top: 100%; left: 0; width: 100%; background-color: white; flex-direction: column; text-align: center; padding: 1rem 0; box-shadow: 0 4px 6px rgba(0,0,0,0.1); }
    .nav-links.active { display: flex; }
    .nav-links li { padding: 1rem 0; }
    .nav-cta { display: none; }
    .hamburger { display: block; cursor: pointer; background: none; border: none; }
    .hamburger-bar { display: block; width: 25px; height: 3px; margin: 5px auto; background-color: var(--text-dark); transition: all 0.3s ease-in-out; }
    .hero-headline { font-size: 2.5rem; }
    .hero-description { font-size: 1.1rem; }
    .hero-cta-group { flex-direction: column; align-items: center; }
}