:root {
    --bg-color: #0a0a0c;
    --card-bg: #16161a;
    --text-color: #e2e2e6;
    --primary-color: #3b82f6;
    --accent-color: #60a5fa;
    --muted-text: #94a3b8;
}

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

body.dark-theme {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 50px;
    flex-wrap: wrap;
    gap: 20px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: -1px;
}

.logo span {
    color: var(--primary-color);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

nav ul li a {
    text-decoration: none;
    color: var(--muted-text);
    font-size: 0.9rem;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: var(--text-color);
}

.hero {
    padding: 100px 0;
    text-align: center;
}

h1 {
    font-size: clamp(2.5rem, 8vw, 4rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 20px;
}

.highlight {
    color: var(--primary-color);
}

.super-heading {
    font-size: 1.5rem;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.description {
    max-width: 700px;
    margin: 0 auto 40px;
    color: var(--muted-text);
    font-size: 1.1rem;
}

.btn {
    display: inline-block;
    padding: 15px 35px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
}

.btn:hover {
    transform: translateY(-3px);
    filter: brightness(1.1);
}

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

.btn.secondary {
    border: 1px solid #333;
    background: transparent;
    color: white;
}

.cta-group {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
    margin-bottom: 50px;
}

.card {
    background-color: var(--card-bg);
    padding: 40px;
    border-radius: 15px;
    border: 1px solid #222;
    transition: border-color 0.3s;
}

.card:hover {
    border-color: #333;
}

.card h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

.price-card {
    max-width: 450px;
    margin: 50px auto;
    text-align: center;
    padding: 60px 40px;
    border: 2px solid var(--primary-color);
    background: linear-gradient(145deg, #16161a, #0a0a0c);
}

.amount {
    font-size: 3.5rem;
    font-weight: 900;
    display: block;
    margin: 20px 0;
}

footer {
    text-align: center;
    padding: 50px;
    color: var(--muted-text);
    font-size: 0.8rem;
    border-top: 1px solid #222;
    margin-top: 100px;
}

/* Contact Form */
.contact-form {
    max-width: 600px;
    margin: 50px auto;
    background: var(--card-bg);
    padding: 40px;
    border-radius: 15px;
}

.contact-form input, .contact-form textarea {
    width: 100%;
    padding: 15px;
    margin-bottom: 20px;
    background: #0a0a0c;
    border: 1px solid #333;
    color: white;
    border-radius: 5px;
    font-family: 'Inter', sans-serif;
}

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

.contact-form button {
    width: 100%;
    padding: 15px;
    background: var(--primary-color);
    color: white;
    border: none;
    font-weight: bold;
    cursor: pointer;
    border-radius: 5px;
    font-size: 1rem;
}

@media (max-width: 768px) {
    nav {
        justify-content: center;
    }
    nav ul {
        width: 100%;
        justify-content: center;
        margin-top: 10px;
    }
    h1 {
        font-size: 2.5rem;
    }
}