/* --- ROOT VARIABLES --- */
:root {
    --ai-blue: #00B2FF;
    --deep-purple: #8A2BE2;
    --dark-bg: #12121c;
    --light-bg: #fdfdfd;
    --text-dark: #333333;
    --text-light: #EAEAEA;
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
}


/* --- GENERAL STYLES --- */
body {
    font-family: var(--font-body);
    color: var(--text-dark);
    background-color: var(--light-bg);
    margin: 0;
    line-height: 1.6;
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: var(--text-dark);
    font-weight: 700;
}

h1 { font-size: 3.2rem; margin-bottom: 1rem; line-height: 1.2; }
h2 { font-size: 2.5rem; margin-bottom: 1rem; text-align: center; }
h3 { font-size: 1.4rem; }
p { font-size: 1rem; }

.section-container {
    padding: 6rem 5%;
}
.section-title { margin-bottom: 1rem; }
.section-subtitle {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem auto;
    color: #666;
}

.dark-section { background-color: var(--dark-bg); }
.dark-section h1, .dark-section h2, .dark-section h3, .dark-section p, .dark-section .section-subtitle {
    color: var(--text-light);
}

/* --- HEADER / NAV --- */
.main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    position: absolute;
    top: 0;
    left: 0;
    width: 90%;
    z-index: 100;
}
.main-header .logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: white;
}
.main-header nav a {
    color: white;
    text-decoration: none;
    margin-left: 2rem;
    font-weight: 500;
    transition: color 0.3s;
}
.main-header nav a:hover { color: var(--ai-blue); }
.btn-nav {
    border: 1px solid white;
    padding: 8px 20px;
    border-radius: 50px;
}
.btn-nav:hover { background: white; color: var(--dark-bg); }

/* --- BUTTONS --- */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
}
.btn-primary {
    background: linear-gradient(90deg, var(--ai-blue), var(--deep-purple));
    color: white;
    animation: pulse 2s infinite;
}
.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 178, 255, 0.3);
}
.btn-secondary {
    background-color: transparent;
    border-color: #ccc;
    color: #555;
}
.btn-secondary:hover {
    background-color: #eee;
    border-color: #aaa;
}

/* --- HERO SECTION --- */
.hero-section {
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 5rem 5% 0;
    background: var(--dark-bg); /* Placeholder for WebGL */
    overflow: hidden;
}
.hero-content { max-width: 800px; }
.hero-content h1 { color: white; }
.hero-content p { color: var(--text-light); margin-bottom: 2rem; max-width: 600px; margin-left: auto; margin-right: auto;}
.trust-line { margin-top: 2rem; font-weight: 500; color: white; opacity: 0.8; }

@keyframes pulse {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(0, 178, 255, 0.7); }
    50% { transform: scale(1.05); }
    70% { box-shadow: 0 0 0 10px rgba(0, 178, 255, 0); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(0, 178, 255, 0); }
}

/* --- WHAT IS IT SECTION --- */
.two-column-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}
.two-column-grid h2 { text-align: left; }
.two-column-grid .fa-network-wired { color: var(--ai-blue); margin-right: 10px; }
#lottie-infographic { width: 100%; max-width: 400px; margin: 0 auto; }

/* --- BENEFITS SECTION --- */
.benefits-section { background: linear-gradient(135deg, #f5f7fa, #c3cfe2); }
.benefits-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem; }
.benefit-card {
    background: white; padding: 2rem; border-radius: 15px; text-align: center;
    box-shadow: 0 8px 30px rgba(0,0,0,0.05); transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.benefit-card:hover { transform: translateY(-10px); box-shadow: 0 15px 40px rgba(0,0,0,0.1); }
.benefit-card .icon-container { font-size: 2.5rem; color: var(--ai-blue); margin-bottom: 1rem; }

/* --- TIMELINE SECTION --- */
.timeline { position: relative; max-width: 800px; margin: 2rem auto; }
.timeline::after {
    content: ''; position: absolute; width: 4px; background: #e0e0e0; top: 0; bottom: 0; left: 50%; margin-left: -2px;
}
.timeline-item { padding: 10px 40px; position: relative; width: 50%; box-sizing: border-box; }
.timeline-item:nth-child(odd) { left: 0; text-align: right; }
.timeline-item:nth-child(even) { left: 50%; }
.timeline-item::after {
    content: ''; position: absolute; width: 20px; height: 20px; right: -10px;
    background-color: white; border: 4px solid var(--ai-blue); top: 20px; border-radius: 50%; z-index: 1;
}
.timeline-item:nth-child(even)::after { left: -10px; }
.timeline-icon {
    position: absolute; top: 15px; z-index: 2; font-size: 1.5rem; color: white;
    width: 30px; height: 30px; background: var(--ai-blue); border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
}
.timeline-item:nth-child(odd) .timeline-icon { right: -15px; }
.timeline-item:nth-child(even) .timeline-icon { left: -15px; }

/* --- SECURITY SECTION --- */
.security-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; }
.security-card {
    border: 1px solid rgba(255, 255, 255, 0.1); padding: 2.5rem;
    border-radius: 15px; text-align: center; background: rgba(255,255,255,0.05);
}
.glowing-icon { font-size: 3rem; margin-bottom: 1.5rem; color: var(--ai-blue); text-shadow: 0 0 15px var(--ai-blue); }
.shimmer-effect {
    background: linear-gradient(90deg, var(--ai-blue), var(--text-light), var(--ai-blue));
    background-size: 200% auto; -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    animation: shimmer 3s linear infinite;
}
@keyframes shimmer { to { background-position: -200% center; } }

/* --- TESTIMONIALS --- */
.testimonial-carousel { display: flex; gap: 2rem; justify-content: center; flex-wrap: wrap; }
.testimonial-card {
    background: #f9f9f9; border-radius: 15px; padding: 2rem; max-width: 350px;
    text-align: center; box-shadow: 0 8px 30px rgba(0,0,0,0.05);
}
.testimonial-card img { width: 80px; height: 80px; border-radius: 50%; margin-bottom: 1rem; border: 3px solid var(--ai-blue); }
.testimonial-card h4 { margin-top: 1rem; color: var(--ai-blue); }

/* --- CONTACT FORM --- */
.contact-section { background: linear-gradient(to right, #e0eafc, #cfdef3); }
.contact-form-container {
    max-width: 600px; margin: 0 auto; background: white; padding: 3rem;
    border-radius: 15px; box-shadow: 0 10px 40px rgba(0,0,0,0.1);
}
.form-step { display: none; }
.form-step.active { display: block; animation: fadeIn 0.5s; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
#multi-step-form label { display: block; margin-bottom: 0.5rem; font-weight: 500; }
#multi-step-form input, #multi-step-form select, #multi-step-form textarea {
    width: 100%; padding: 12px; margin-bottom: 1.5rem; border: 1px solid #ccc;
    border-radius: 8px; box-sizing: border-box; transition: border-color 0.3s;
}
#multi-step-form input:focus { border-color: var(--ai-blue); outline: none; }
.progress-bar { width: 100%; height: 8px; background-color: #e0e0e0; border-radius: 4px; margin-bottom: 2rem; overflow: hidden; }
.progress-bar-fill { height: 100%; background: linear-gradient(90deg, var(--ai-blue), var(--deep-purple)); transition: width 0.4s ease; }
.form-buttons { display: flex; justify-content: space-between; margin-top: 1rem; }

/* --- FAQ SECTION --- */
.faq-accordion { max-width: 800px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid #e0e0e0; }
.faq-question {
    width: 100%; background: none; border: none; padding: 1.5rem 0; text-align: left;
    font-size: 1.1rem; font-weight: 500; display: flex; justify-content: space-between;
    align-items: center; cursor: pointer; color: var(--text-dark);
}
.faq-question i { transition: transform 0.3s ease; }
.faq-question.active i { transform: rotate(180deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease-out; }
.faq-answer p { padding: 0 0 1.5rem 0; color: #555; }

/* --- FOOTER --- */
.main-footer-dark { background-color: var(--dark-bg); color: var(--text-light); padding: 4rem 5% 2rem; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 2rem; margin-bottom: 3rem; }
.footer-col .logo { font-size: 1.8rem; color: white; margin-bottom: 1rem; font-weight: 700; }
.footer-col h4 { color: white; margin-bottom: 1rem; }
.footer-col a {
    color: var(--text-light); text-decoration: none; display: block;
    margin-bottom: 0.5rem; opacity: 0.7; transition: all 0.3s ease;
}
.footer-col a:hover { color: var(--ai-blue); opacity: 1; transform: translateX(5px); }
.footer-bottom { text-align: center; border-top: 1px solid rgba(255, 255, 255, 0.1); padding-top: 2rem; opacity: 0.6; }
.footer-bottom a { color: var(--ai-blue); text-decoration: none; }

/* --- RESPONSIVE DESIGN --- */
@media (max-width: 768px) {
    h1 { font-size: 2.2rem; }
    h2 { font-size: 1.8rem; }
    .section-container { padding: 4rem 5%; }
    .main-header nav { display: none; /* Simple mobile solution */ }
    .two-column-grid { grid-template-columns: 1fr; }
    .two-column-grid .grid-item { text-align: center; }
    .two-column-grid h2 { text-align: center; }
    
    .timeline::after { left: 20px; }
    .timeline-item { width: 100%; padding-left: 50px; padding-right: 0; }
    .timeline-item:nth-child(odd), .timeline-item:nth-child(even) { left: 0; text-align: left; }
    .timeline-item::after, .timeline-item:nth-child(even)::after { left: 10px; }
    .timeline-icon, .timeline-item:nth-child(odd) .timeline-icon, .timeline-item:nth-child(even) .timeline-icon { left: 5px; }
}