/* Base Styles */
:root {
    --primary-color: #00d4ff;
    --secondary-color: #9400d3;
    --bg-color: #0b0c10;
    --text-color: #c5c6c7;
    --heading-color: #ffffff;
    --accent-color: #45a29e;
    --card-bg: #1f2833;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

/* Header & Navigation */
header {
    background-color: rgba(11, 12, 16, 0.95);
    padding: 1rem 5%;
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--card-bg);
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 2px;
}

nav ul {
    display: flex;
}

nav ul li {
    margin-left: 2rem;
}

nav ul li a {
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s;
}

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

/* Hero Section */
.hero {
    height: 60vh;
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('../images/hero-banner.png') no-repeat center center/cover;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 20px;
}

.hero h1 {
    font-size: 3.5rem;
    color: var(--heading-color);
    margin-bottom: 1rem;
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.8);
}

.hero p {
    font-size: 1.2rem;
    max-width: 800px;
    margin-bottom: 2rem;
}

.btn {
    display: inline-block;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 0.8rem 2rem;
    border-radius: 5px;
    font-weight: bold;
    transition: transform 0.3s, box-shadow 0.3s;
    border: none;
    cursor: pointer;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 212, 255, 0.4);
}

/* Main Content */
main {
    padding: 4rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

section {
    margin-bottom: 4rem;
}

h2 {
    font-size: 2.5rem;
    color: var(--heading-color);
    margin-bottom: 2rem;
    text-align: center;
    position: relative;
}

h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--primary-color);
    margin: 10px auto;
}

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

.card {
    background-color: var(--card-bg);
    border-radius: 10px;
    overflow: hidden;
    transition: transform 0.3s;
}

.card:hover {
    transform: translateY(-10px);
}

.card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-content {
    padding: 1.5rem;
}

.card-content h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* Forms */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

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

label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--heading-color);
}

input, textarea {
    width: 100%;
    padding: 0.8rem;
    background-color: var(--card-bg);
    border: 1px solid #333;
    color: white;
    border-radius: 5px;
}

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

/* Footer */
footer {
    background-color: #050505;
    padding: 4rem 5% 2rem;
    border-top: 1px solid var(--card-bg);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-col h4 {
    color: var(--heading-color);
    margin-bottom: 1.5rem;
}

.footer-col ul li {
    margin-bottom: 0.8rem;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #222;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    header {
        flex-direction: column;
    }
    nav ul {
        margin-top: 1rem;
    }
    nav ul li {
        margin: 0 1rem;
    }
    .hero h1 {
        font-size: 2.5rem;
    }
    .contact-container {
        grid-template-columns: 1fr;
    }
}