/* RESET */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Inter", sans-serif;
}

/* BACKGROUND (clean, no lines) */
body {
    background: linear-gradient(180deg, #0d1117, #05070a);
    color: #e6ecf1;
}

/* HEADER */
.header {
    width: 100%;
    padding: 22px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(5, 10, 20, 0.55);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    position: fixed;
    top: 0;
    z-index: 1000;
}

.logo img {
    height: 85px;
    width: auto;
}

/* NAVIGATION */
nav a {
    color: #f2f7ff;
    margin-left: 32px;
    text-decoration: none;
    font-size: 17px;
    font-weight: 500;
    opacity: 0.85;
    transition: 0.2s;
}

nav a:hover {
    opacity: 1;
    color: #4db8ff;
}

/* HERO */
.hero {
    position: relative;
    text-align: center;
    padding-top: 230px;
    padding-bottom: 180px;
    width: 80%;
    margin: auto;
    overflow: hidden; /* prevents shield from bleeding into lower sections */
}

/* CLEAN SHIELD GLOW (subtle, soft, NO LINES) */
.hero-shield {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 900px;          /* larger → softer glow */
    height: 900px;
    background: url("assets/logo.png") no-repeat center center;
    background-size: contain;
    opacity: 0.035;        /* faint like your screenshot */
    filter: blur(2px) brightness(0.7);
    transform: translate(-50%, -50%);
    z-index: -1;
}

/* HERO TEXT */
.hero h1 {
    font-size: 52px;
    font-weight: 700;
    color: #e9f4ff;
}

.hero p {
    font-size: 20px;
    max-width: 700px;
    margin: 20px auto 40px auto;
    opacity: 0.82;
}

/* CTA BUTTON */
.cta-btn {
    padding: 14px 36px;
    background: #4db8ff;
    color: #000;
    border-radius: 10px;
    font-weight: 700;
    transition: 0.25s;
}

.cta-btn:hover {
    background: #77ccff;
}

/* PRODUCT SECTION */
.features {
    width: 82%;
    margin: 120px auto;
    text-align: center;
}

.features h2 {
    font-size: 34px;
    margin-bottom: 30px;
}

.feature-list {
    display: flex;
    gap: 24px;
}

.feature {
    flex: 1;
    background: rgba(255,255,255,0.03);
    padding: 32px;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.06);
}

.feature h3 {
    margin-bottom: 12px;
    font-size: 22px;
}

.feature p {
    opacity: 0.85;
}

/* PILOT SECTION */
.pilot {
    text-align: center;
    margin: 150px auto;
}

.cta-btn-secondary {
    padding: 14px 36px;
    background: transparent;
    border: 2px solid #4db8ff;
    color: #4db8ff;
    border-radius: 10px;
    font-weight: 700;
}

/* CONTACT */
.contact {
    text-align: center;
    margin: 150px auto;
}

.contact p {
    margin-top: 10px;
    opacity: 0.85;
}

/* FOOTER */
.footer {
    text-align: center;
    padding: 40px;
    opacity: 0.6;
    margin-top: 100px;
}

/* MOBILE */
@media (max-width: 900px) {

    .logo img {
        height: 70px;
    }

    .hero h1 {
        font-size: 38px;
    }

    .feature-list {
        flex-direction: column;
    }
}