:root {
    --primary-green: #39FF14;
    --dark-green: #28cb0c;
    --bg-black: #0d0d0d;
    --header-black: #000000;
    --panel-black: #1a1a1a;
    --text-white: #ffffff;
    --text-gray: #b3b3b3;
    --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-black);
    color: var(--text-white);
    line-height: 1.6;
}

/* TOP BANNER / HEADER: Black background, green accent line, white & green text */
header {
    background-color: var(--header-black);
    border-bottom: 3px solid var(--primary-green);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-white);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.logo-text span {
    color: var(--primary-green);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

nav a {
    color: var(--text-white);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

nav a:hover, nav a.active {
    color: var(--primary-green);
}

.btn-call {
    background-color: var(--primary-green);
    color: #000000;
    padding: 0.6rem 1.2rem;
    border-radius: 4px;
    font-weight: 700;
    text-decoration: none;
    transition: background-color 0.2s ease;
}

.btn-call:hover {
    background-color: var(--dark-green);
}

.hero {
    padding: 4rem 1.5rem;
    text-align: center;
    background: linear-gradient(180deg, #000000 0%, var(--bg-black) 100%);
    border-bottom: 1px solid #222;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero h1 span {
    color: var(--primary-green);
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-gray);
    max-width: 800px;
    margin: 0 auto 2rem auto;
}

.page-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
}

.section-title {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    border-left: 4px solid var(--primary-green);
    padding-left: 10px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.card {
    background-color: var(--panel-black);
    border: 1px solid #2d2d2d;
    border-radius: 6px;
    padding: 1.5rem;
    transition: border-color 0.2s ease;
}

.card:hover {
    border-color: var(--primary-green);
}

.card h3 {
    color: var(--primary-green);
    margin-bottom: 0.8rem;
    font-size: 1.25rem;
}

.card p {
    color: var(--text-gray);
    font-size: 0.95rem;
}

.coverage-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.coverage-item {
    background: var(--panel-black);
    padding: 0.8rem 1rem;
    border-radius: 4px;
    border-left: 3px solid var(--primary-green);
    font-weight: 600;
}

footer {
    background-color: var(--header-black);
    border-top: 1px solid #222;
    padding: 2.5rem 1.5rem;
    margin-top: 4rem;
    font-size: 0.9rem;
    color: var(--text-gray);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-col h4 {
    color: var(--text-white);
    margin-bottom: 1rem;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 0.5rem;
}

.footer-col a {
    color: var(--text-gray);
    text-decoration: none;
}

.footer-col a:hover {
    color: var(--primary-green);
}

.footer-bottom {
    max-width: 1200px;
    margin: 2rem auto 0 auto;
    padding-top: 1.5rem;
    border-top: 1px solid #1a1a1a;
    text-align: center;
}

@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 1rem;
    }
    nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }
}