/* --- NECTRA BRAND GUIDELINES --- */
:root {
    --void-black: #050505;  /* Deep Space Black */
    --nectra-neon: #00E5FF; /* Rahu's Electric Blue */
    --cyber-silver: #E0E0E0;
    --dark-surface: rgba(10, 10, 10, 0.8);
    --font-heading: 'Orbitron', sans-serif;
    --font-body: 'Inter', sans-serif;
}

body {
    background-color: var(--void-black);
    color: var(--cyber-silver);
    font-family: var(--font-body);
    overflow-x: hidden;
}

/* PARTICLES CONTAINER */
#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background-color: var(--void-black);
    z-index: -1; /* Behind everything */
}

/* TYPOGRAPHY */
h1, h2, h3, .navbar-brand, .btn-nectra {
    font-family: var(--font-heading);
    letter-spacing: 1px;
}
.text-neon { color: var(--nectra-neon); text-shadow: 0 0 15px rgba(0, 229, 255, 0.6); }

/* NAVBAR */
.navbar {
    background: rgba(5, 5, 5, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 229, 255, 0.15);
}
.nav-link { color: #fff !important; transition: 0.3s; font-size: 0.9rem; text-transform: uppercase; }
.nav-link:hover { color: var(--nectra-neon) !important; text-shadow: 0 0 8px var(--nectra-neon); }

/* BUTTONS (Mars Energy) */
.btn-nectra {
    border: 1px solid var(--nectra-neon);
    color: var(--nectra-neon);
    background: transparent;
    padding: 12px 35px;
    font-weight: 700;
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}
.btn-nectra:hover {
    background: var(--nectra-neon);
    color: #000;
    box-shadow: 0 0 25px var(--nectra-neon);
}

/* CARDS */
.service-card {
    background: rgba(20, 20, 20, 0.6); /* Semi-transparent */
    border: 1px solid #333;
    padding: 2.5rem;
    border-radius: 8px;
    transition: 0.4s;
    height: 100%;
    backdrop-filter: blur(5px);
}
.service-card:hover {
    border-color: var(--nectra-neon);
    transform: translateY(-7px);
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.15);
}

/* FORMS */
.form-control, .form-select {
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid #444;
    color: #fff;
    padding: 15px;
}
.form-control:focus {
    background: rgba(0, 0, 0, 0.8);
    border-color: var(--nectra-neon);
    box-shadow: 0 0 10px rgba(0, 229, 255, 0.2);
    color: #fff;
}