* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

:root {
    --navy: #0a2342;
    --accent: #00a8e8;
    --light-bg: #f4f7f6;
    --white: #ffffff;
}

body {
    background-color: var(--white);
    color: #333;
    line-height: 1.6;
}

/* Nav */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 8%;
    background: var(--navy);
    color: white;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo { font-weight: 800; font-size: 1.4rem; color: white; letter-spacing: 1px; }
.logo span { color: var(--accent); }
nav ul { display: flex; list-style: none; align-items: center; }
nav ul li { margin-left: 25px; }
nav a { text-decoration: none; color: white; font-weight: 600; font-size: 0.9rem; }

.btn-nav {
    border: 1.5px solid var(--accent);
    padding: 10px 20px;
    border-radius: 4px;
}

/* Intro Text Styling */
.product-intro {
    padding: 100px 8% 40px 8%;
    text-align: center;
}

.badge {
    color: var(--accent);
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 2px;
    font-size: 0.85rem;
}

.product-intro h1 {
    font-size: 4rem;
    color: var(--navy);
    margin: 15px 0;
}

.product-intro p {
    font-size: 1.4rem;
    max-width: 800px;
    margin: 0 auto;
    color: #555;
}

/* Product Reveal Styling */
.product-reveal {
    padding: 20px 8% 100px 8%;
    text-align: center;
}

.reveal-img {
    max-width: 1100px;
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.1);
}

/* Technical Specs Bar */
.specs-bar {
    background: var(--navy);
    display: flex;
    justify-content: space-around;
    padding: 80px 10%;
    color: white;
    text-align: center;
}

.spec-val { display: block; font-size: 3rem; font-weight: 800; color: var(--accent); }
.spec-label { font-size: 0.8rem; text-transform: uppercase; opacity: 0.7; letter-spacing: 1px; }

/* Standards */
.standards-section { padding: 100px 8%; text-align: center; }
.standards-img { margin-top: 40px; max-width: 900px; width: 100%; }

/* Contact Box */
.contact-section { padding: 100px 8%; background: var(--light-bg); }
.contact-box {
    max-width: 900px;
    margin: 0 auto;
    padding: 60px;
    background: var(--navy);
    color: white;
    border-radius: 12px;
    text-align: center;
}

.contact-box h2 { font-size: 2.5rem; margin-bottom: 20px; }
.email-display a { color: var(--accent); text-decoration: none; font-weight: 700; font-size: 1.6rem; }

footer { padding: 40px; text-align: center; color: #888; font-size: 0.9rem; }

@media (max-width: 768px) {
    .specs-bar { flex-direction: column; gap: 40px; }
    .product-intro h1 { font-size: 2.5rem; }
}