@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;700;900&display=swap');

body {
    font-family: 'Inter', Arial, sans-serif;
    background: linear-gradient(100deg,#f7fbff 55%,#e5effa 100%);
    margin: 0;
    color: #222;
    min-height: 100vh;
}

header {
    background: none;
    padding: 34px 0 14px 0;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 36px;
}

.logo {
    height: 62px;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 36px;
    margin: 0;
    padding: 0;
}

nav ul li a {
    color: #222;
    text-decoration: none;
    font-size: 1.23em;
    font-weight: 700;
    letter-spacing: .03em;
    border-bottom: 2px solid transparent;
    transition: border-color .18s, color .18s;
}
nav ul li a:hover {
    color: #10ffab;
    border-bottom: 2px solid #10ffab;
}

.hero {
    position: relative;
    min-height: 360px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    background: none;
    margin-top: 0;
    margin-bottom: 30px;
}

.glass-card {
    background: rgba(255,255,255,0.68);
    border-radius: 32px;
    box-shadow: 0 8px 32px #00336618;
    padding: 54px 64px 44px 64px;
    backdrop-filter: blur(18px);
    text-align: center;
    max-width: 620px;
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: clamp(2.1em,7vw,4.5em);
    font-weight: 900;
    margin-bottom: 12px;
    color: #003366;
    letter-spacing: -.018em;
    text-transform: uppercase;
}

.hero p {
    font-size: 1.18em;
    color: #222;
    margin-bottom: 32px;
}

.cta {
    display: inline-block;
    border-radius: 30px;
    padding: 19px 44px;
    font-size: 1.27em;
    font-weight: 700;
    background: transparent;
    border: 2px solid #10ffab;
    color: #10ffab;
    box-shadow: 0 2px 32px #10ffab2d;
    transition: all .21s;
    text-decoration: none;
}
.cta:hover {
    background: #10ffab;
    color: #003366;
}

.network-bg {
    position: absolute;
    left: 0; right: 0; top: 0; bottom: 0;
    z-index: 1;
    background: url('modern-network-bg.png'), linear-gradient(135deg,#e5effa 60%,#61dafb 100%);
    background-size: cover, cover;
    opacity: .34;
    pointer-events: none;
    border-radius: 0 0 64px 64px;
}

.features {
    display: flex;
    gap: 40px;
    justify-content: center;
    margin: 64px 0 44px 0;
    flex-wrap: wrap;
}

.feature {
    min-width: 240px;
    max-width: 360px;
    background: rgba(255,255,255,0.7);
    border-radius: 32px;
    box-shadow: 0 4px 18px #00336624;
    padding: 38px 34px 32px 34px;
    text-align: center;
    margin: 0 0 28px 0;
    backdrop-filter: blur(12px);
}
.feature h2 {
    color: #003366;
    font-size: 1.2em;
    font-weight: 900;
    margin: 16px 0 10px 0;
    letter-spacing: -.02em;
}
.feature p {
    color: #222;
    font-size: 1em;
}

footer {
    background: none;
    color: #003366;
    text-align: center;
    padding: 33px 0 19px 0;
    font-size: 1.13em;
    width: 100%;
}

@media (max-width:950px) {
    .nav-container { flex-direction: column; gap: 24px; }
    .features { flex-direction: column; align-items: center; }
    .glass-card { padding: 29px 18px 19px 18px; }
    .logo { height: 46px; }
}
