:root {
    --primary-color: #00d2ff;
    --secondary-color: #3a7bd5;
    --accent-color: #00ff88;
    --bg-dark: #0f172a;
    --bg-card: #1e293b;
    --text-light: #f8fafc;
    --text-muted: #94a3b8;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-light);
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
    transition: 0.3s;
}

ul {
    list-style: none;
}

/* Header & Nav */
header {
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    width: 40px;
    height: 40px;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a:hover {
    color: var(--primary-color);
}

/* Hero Section */
.hero {
    height: 80vh;
    background: linear-gradient(rgba(15, 23, 42, 0.7), rgba(15, 23, 42, 0.7)), url('../images/hero.png');
    background-size: cover;
    background-position: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 2rem;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin-bottom: 2rem;
}

.btn {
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: bold;
    cursor: pointer;
    border: none;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 210, 255, 0.3);
}

/* Sections */
section {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
}

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

.card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: 0.3s;
}

.card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

/* Footer */
footer {
    background: #070b14;
    padding: 4rem 2rem 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-links a {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
}

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

/* Form */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--bg-card);
    padding: 3rem;
    border-radius: 20px;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-muted);
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 0.8rem;
    background: var(--bg-dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: white;
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    .hero h1 {
        font-size: 2.5rem;
    }
}