:root {
    --primary-color: #00ff88;
    --secondary-color: #00cc6a;
    --background-color: #0a0a0a;
    --card-background: #1a1a1a;
    --text-color: #e0e0e0;
    --text-muted: #888888;
    --header-bg: #0a0a0a;
    --border-color: rgba(0, 255, 136, 0.2);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
}

a {
    color: var(--primary-color);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Header */
header {
    background: var(--header-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 2rem;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-color);
    font-weight: 500;
}

.nav-links a:hover {
    color: var(--primary-color);
    text-decoration: none;
}

/* Main Content */
main {
    max-width: 900px;
    margin: 100px auto 40px;
    padding: 0 2rem;
}

/* Hero */
.hero {
    text-align: center;
    padding: 4rem 0;
}

.hero h1 {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.hero .tagline {
    font-size: 1.5rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.hero .cta {
    display: inline-block;
    background: var(--primary-color);
    color: #0a0a0a;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 700;
    text-decoration: none;
}

.hero .cta:hover {
    background: var(--secondary-color);
    text-decoration: none;
}

/* Cards */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.card {
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
}

.card h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

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

/* Sections */
section {
    margin: 3rem 0;
}

section h2 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

/* Pricing */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.pricing-card {
    background: var(--card-background);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
}

.pricing-card.featured {
    border-color: var(--primary-color);
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.pricing-card .price {
    font-size: 3rem;
    color: var(--primary-color);
    font-weight: 700;
}

.pricing-card .price .currency-symbol,
.pricing-card .price .price-regular,
.pricing-card .price .price-saturator {
    font-size: inherit;
    color: inherit;
}

.pricing-card .price span:last-child {
    font-size: 1rem;
    color: var(--text-muted);
}

.pricing-card ul {
    list-style: none;
    margin: 1.5rem 0;
    text-align: left;
}

.pricing-card li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.pricing-card li:last-child {
    border-bottom: none;
}

/* Form */
form {
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
}

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

label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-color);
    font-weight: 500;
}

input, textarea, select {
    width: 100%;
    padding: 0.75rem;
    background: var(--background-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-color);
    font-size: 1rem;
}

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

button[type="submit"] {
    background: var(--primary-color);
    color: #0a0a0a;
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    width: 100%;
}

button[type="submit"]:hover {
    background: var(--secondary-color);
}

/* Footer */
footer {
    border-top: 1px solid var(--border-color);
    padding: 2rem;
    text-align: center;
    color: var(--text-muted);
    margin-top: auto;
}

footer a {
    color: var(--text-muted);
}

/* Utilities */
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.mt-2 { margin-top: 2rem; }
.mb-2 { margin-bottom: 2rem; }

/* Responsive */
@media (max-width: 768px) {
    .hero h1 { font-size: 2rem; }
    .hero .tagline { font-size: 1.25rem; }
    .nav-links { gap: 1rem; }
    main { padding: 0 1rem; }
}