* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Black / White theme */
body {
    font-family: 'Libre Baskerville', serif;
    background: #000;
    color: #fff;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Top Nav Bar */
.top-bar {
    width: 100%;
    padding: 12px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #000;
    border-bottom: 1px solid #222;
    overflow: hidden;
}

.left, .right {
    flex: 0 0 auto;
}

.logo {
    height: 48px;      /* slightly bigger */
    width: auto;
    max-width: 220px;
    transition: 0.15s ease-in-out;
}

.logo.glitch {
    filter: hue-rotate(40deg) contrast(200%);
    transform: scale(1.03);
}


/* Book a Demo Button */
.demo-btn {
    padding: 10px 18px;
    background: #000;
    color: #fff;
    text-decoration: none;
    border: 2px solid #fff;
    border-radius: 0px;
    font-weight: 600;
    white-space: nowrap;
    transition: 0.2s ease-in-out;
}

.demo-btn:hover {
    background: #fff;
    color: #000;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 40px 20px;
}

/* Hero Section */
.hero {
    text-align: center;
    margin-top: 80px;
}

/* Title - only gradient allowed */
.hero h1 {
    font-size: 64px;
    margin-bottom: 30px;
    background: linear-gradient(135deg, #fff 0%, #8a2be2 50%, #00bfff 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 24px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 50px;
}

/* Hero Image */
.hero-image-container {
    max-width: 900px;
    margin: 0 auto 60px;
}

.hero-image {
    width: 100%;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

/* Exchanges */
.exchanges-section {
    margin: 60px auto 80px;
}

.exchange-logo {
    max-width: 200px;
    opacity: 0.8;
}

/* Contact Buttons */
.contact-buttons {
    display: flex;
    gap: 30px;
    justify-content: center;
    flex-wrap: wrap;
}

.contact-btn {
    padding: 18px 45px;
    font-size: 18px;
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
    transition: all 0.4s ease;
    text-decoration: none;
}

.contact-btn:hover {
    border-color: #fff;
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.4);
}

.whatsapp-btn:hover {
    border-color: #25D366;
}

.email-btn:hover {
    border-color: #00bfff;
}

/* Features Section */
.features {
    margin-top: 150px;
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 400px;
}

.feature-content {
    padding: 60px 50px;
}

.feature-card h3 {
    font-size: 32px;
    margin-bottom: 20px;
}

.feature-card p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.6);
}

.feature-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Alternating cards */
.feature-card:nth-child(even) .feature-content {
    order: 2;
}

.feature-card:nth-child(even) .feature-image {
    order: 1;
}

/* Footer */
footer {
    margin-top: 150px;
    padding: 40px 20px;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.4);
    font-size: 14px;
}

/* Responsive */
@media (max-width: 768px) {

    .hero h1 {
        font-size: 40px;
    }

    .feature-card {
        grid-template-columns: 1fr;
    }

    .feature-content {
        padding: 40px 30px;
    }

    .feature-card h3 {
        font-size: 24px;
    }

    .feature-card p {
        font-size: 16px;
    }
}