:root {
    --bg-color: #050505;
    --text-color: #ffffff;
    --accent-color: #00f0ff;
    --accent-glow: rgba(0, 240, 255, 0.5);
    --secondary-color: #ff003c;
    --card-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    overflow-x: hidden;
    position: relative;
}

/* Starry Background */
.stars {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    background: radial-gradient(circle at center, #1b2735 0%, #090a0f 100%);
    overflow: hidden;
}

.star {
    position: absolute;
    background-color: #fff;
    border-radius: 50%;
    animation: twinkle infinite ease-in-out;
}

@keyframes twinkle {
    0%, 100% { opacity: 0.2; transform: scale(0.8); }
    50% { opacity: 1; transform: scale(1.2); box-shadow: 0 0 10px #fff; }
}

/* Navigation */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 5%;
    position: fixed;
    width: 100%;
    z-index: 100;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: 2px;
    background: linear-gradient(45deg, var(--accent-color), #fff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 20px var(--accent-glow);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 3rem;
}

.nav-links a {
    color: #ccc;
    text-decoration: none;
    font-weight: 400;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--accent-color);
    transition: width 0.3s ease;
    box-shadow: 0 0 10px var(--accent-color);
}

.nav-links a:hover {
    color: #fff;
}

.nav-links a:hover::after {
    width: 100%;
}

.cta-btn {
    padding: 0.8rem 2rem;
    background: transparent;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    border-radius: 30px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-btn:hover {
    background: var(--accent-color);
    color: #000;
    box-shadow: 0 0 20px var(--accent-glow);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 0 10%;
    position: relative;
}

.hero-content {
    flex: 1;
    z-index: 10;
}

.glitch {
    font-size: 5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    position: relative;
}

.hero-content p {
    font-size: 1.2rem;
    color: #aaa;
    max-width: 500px;
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.button-group {
    display: flex;
    gap: 1.5rem;
}

.primary-btn {
    padding: 1rem 2.5rem;
    background: linear-gradient(45deg, var(--accent-color), #0051ff);
    border: none;
    color: #fff;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 10px 30px rgba(0, 240, 255, 0.3);
}

.primary-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 240, 255, 0.5);
}

.secondary-btn {
    padding: 1rem 2.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    color: #fff;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    backdrop-filter: blur(5px);
    transition: background 0.3s ease;
}

.secondary-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Hero Graphics (3D Planet CSS) */
.hero-graphics {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    height: 500px;
}

.planet {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, #4a54df, #101438);
    box-shadow: inset -20px -20px 50px rgba(0,0,0,0.8), 
                0 0 50px rgba(74, 84, 223, 0.6);
    position: relative;
    animation: float 6s ease-in-out infinite;
    z-index: 2;
}

.planet::before {
    content: '';
    position: absolute;
    top: -10%;
    left: -10%;
    width: 120%;
    height: 120%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0,240,255,0.2) 0%, transparent 60%);
    filter: blur(20px);
}

.orbit {
    position: absolute;
    width: 500px;
    height: 500px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: rotateX(75deg);
    animation: spin 20s linear infinite;
}

.orbit::before {
    content: '';
    position: absolute;
    top: 50%;
    left: -5px;
    width: 10px;
    height: 10px;
    background: var(--accent-color);
    border-radius: 50%;
    box-shadow: 0 0 15px var(--accent-color);
}

.orbit2 {
    width: 650px;
    height: 650px;
    border: 1px dashed rgba(0, 240, 255, 0.2);
    animation-duration: 30s;
    animation-direction: reverse;
}

.orbit2::before {
    background: var(--secondary-color);
    box-shadow: 0 0 15px var(--secondary-color);
    left: auto;
    right: -5px;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

@keyframes spin {
    100% { transform: rotateX(75deg) rotateZ(360deg); }
}

/* Cards Section */
.cards-section {
    padding: 5rem 10%;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
    background: linear-gradient(to right, #fff, #888);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.card-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    overflow: hidden;
    backdrop-filter: blur(10px);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.4s ease;
    cursor: pointer;
}

.card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 240, 255, 0.1);
    border-color: rgba(0, 240, 255, 0.3);
}

.card-image {
    height: 200px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.card-image::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: linear-gradient(to top, var(--card-bg), transparent);
}

.mars { background-image: linear-gradient(to bottom, transparent, rgba(0,0,0,0.8)), url('https://images.unsplash.com/photo-1614730321146-b6fa6a46bcb4?q=80&w=1000&auto=format&fit=crop'); }
.moon { background-image: linear-gradient(to bottom, transparent, rgba(0,0,0,0.8)), url('https://images.unsplash.com/photo-1522030299830-16b8d3d049fe?q=80&w=1000&auto=format&fit=crop'); }
.titan { background-image: linear-gradient(to bottom, transparent, rgba(0,0,0,0.8)), url('https://images.unsplash.com/photo-1614732414444-096e5f1122d5?q=80&w=1000&auto=format&fit=crop'); }

.card-content {
    padding: 2rem;
}

.card-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #fff;
}

.card-content p {
    color: #aaa;
    line-height: 1.5;
    font-size: 0.95rem;
}

@media (max-width: 900px) {
    .hero { flex-direction: column; text-align: center; padding-top: 120px; }
    .hero-content { margin-bottom: 3rem; }
    .hero-content p { margin: 0 auto 2.5rem; }
    .button-group { justify-content: center; }
    .nav-links { display: none; }
}