/* --- Reset & Global Styles --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
    scroll-behavior: smooth;
}

:root {
    --bg-color: #0b0f19;
    --card-bg: #151c2c;
    --accent-color: #6366f1; /* Beautiful Indigo */
    --accent-gradient: linear-gradient(135deg, #6366f1, #a855f7);
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* --- Header / Navbar --- */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 8%;
    position: absolute;
    width: 100%;
    z-index: 100;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.logo b {
    color: var(--accent-color);
}

nav a {
    color: var(--text-muted);
    text-decoration: none;
    margin-left: 2rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

nav a:hover, nav a.active {
    color: var(--text-main);
}

nav .nav-btn {
    background: var(--accent-gradient);
    color: white;
    padding: 0.6rem 1.3rem;
    border-radius: 50px;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

nav .nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}

/* --- Hero Section --- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 8%;
    text-align: center;
    position: relative;
    /* Subtle background glow effect */
    background: radial-gradient(circle at 50% 30%, rgba(99, 102, 241, 0.15) 0%, transparent 60%);
}

.hero-content {
    max-width: 800px;
}

.tagline {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 1.5rem;
    display: inline-block;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.hero h1 span {
    background: var(--accent-gradient);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.btn {
    padding: 0.8rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn.primary {
    background: var(--accent-gradient);
    color: white;
}

.btn.primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
}

.btn.secondary {
    background: transparent;
    color: var(--text-main);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn.secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.2);
}

/* --- Services Section --- */
.services {
    padding: 8rem 8%;
    background-color: rgba(255, 255, 255, 0.01);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--text-muted);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
}

.service-card {
    background-color: var(--card-bg);
    padding: 3rem 2rem;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.03);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: rgba(99, 102, 241, 0.3);
}

.service-card .icon {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

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

/* --- Footer --- */
footer {
    text-align: center;
    padding: 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* --- Responsive Adjustments --- */
@media (max-width: 768px) {
    header {
        padding: 1.5rem 5%;
    }
    nav a:not(.nav-btn) {
        display: none; /* Simplifies menu for mobile snippet */
    }
    .hero h1 {
        font-size: 2.5rem;
    }
    .hero p {
        font-size: 1rem;
    }
    .hero-buttons {
        flex-direction: column;
    }
}