:root {
    --bg-color: #121212;
    --card-bg: #1E1E1E;
    --text-primary: #FFFFFF;
    --text-secondary: #A0A0A0;
    --accent-cyan: #00E5FF;
    --accent-cyan-glow: rgba(0, 229, 255, 0.2);
    --accent-green: #39FF14;
    --accent-green-glow: rgba(57, 255, 20, 0.2);
    --border-color: #2D2D2D;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Background Ambient Glow */
.background-glow {
    position: fixed;
    top: -200px;
    left: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-cyan-glow) 0%, rgba(18,18,18,0) 70%);
    border-radius: 50%;
    z-index: -1;
    pointer-events: none;
}

.background-glow::after {
    content: '';
    position: absolute;
    top: 500px;
    left: 80vw;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--accent-green-glow) 0%, rgba(18,18,18,0) 70%);
    border-radius: 50%;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* Card System (Matching GUI) */
.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.card:hover {
    transform: translateY(-2px);
}

.glow-cyan:hover {
    border-color: var(--accent-cyan);
    box-shadow: 0 8px 32px var(--accent-cyan-glow);
}

.glow-green:hover {
    border-color: var(--accent-green);
    box-shadow: 0 8px 32px var(--accent-green-glow);
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    margin-bottom: 3rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 1px;
}

nav a {
    color: var(--text-secondary);
    text-decoration: none;
    margin-left: 2rem;
    font-weight: 600;
    transition: color 0.3s ease;
}

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

.nav-btn {
    color: var(--accent-cyan);
    border: 1px solid var(--accent-cyan);
    padding: 0.5rem 1rem;
    border-radius: 6px;
}

.nav-btn:hover {
    background-color: var(--accent-cyan-glow);
    color: var(--accent-cyan);
}

/* Main Grid Layout */
.main-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.hero {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
}

.faq {
    grid-column: 1 / -1;
}

h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

/* Typography Highlights */
.highlight-cyan {
    color: var(--accent-cyan);
}

.highlight-green {
    color: var(--accent-green);
}

/* Buttons */
.btn-primary {
    display: inline-block;
    background: linear-gradient(135deg, var(--accent-cyan), #00b3cc);
    color: #000;
    text-decoration: none;
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 800;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px var(--accent-cyan-glow);
}

.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 25px var(--accent-cyan-glow);
}

.btn-primary:active {
    transform: scale(0.98);
}

.disclaimer {
    margin-top: 1rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Features List */
.features-list {
    list-style: none;
}

.features-list li {
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: rgba(0,0,0,0.2);
    border-radius: 8px;
    border-left: 3px solid var(--border-color);
    transition: border-color 0.3s ease;
}

.features-list li:hover {
    border-left-color: var(--accent-cyan);
}

.feature-title {
    display: block;
    font-weight: 800;
    margin-bottom: 0.25rem;
    font-size: 1.1rem;
}

.feature-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* User Content Block */
.content-block p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

/* Footer */
.footer {
    text-align: center;
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Footer Links */
.footer-links {
    margin-bottom: 1rem;
}
.footer-links a {
    color: var(--accent-cyan);
    text-decoration: none;
    font-weight: 600;
}
.footer-links a:hover {
    text-decoration: underline;
}
.separator {
    margin: 0 1rem;
    color: var(--border-color);
}
.contact-email {
    margin-top: 0.5rem;
}
.contact-email a {
    color: var(--accent-green);
    text-decoration: none;
}

/* Legal Pages */
.legal-content {
    max-width: 800px;
    margin: 0 auto;
}
.legal-content h3 {
    margin-top: 2rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}
.legal-content ul {
    list-style: none;
    margin-top: 1rem;
    padding-left: 1rem;
    border-left: 2px solid var(--border-color);
}

/* FAQ */
.faq-answer {
    margin-bottom: 1.5rem;
    padding-left: 1rem;
    border-left: 2px solid var(--border-color);
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    .card {
        padding: 1.2rem;
    }
    .header {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }
    nav a {
        margin: 0 0.5rem;
    }
    .main-grid {
        grid-template-columns: 1fr;
    }
    h1 {
        font-size: 2.2rem;
    }
    h2 {
        font-size: 1.6rem;
    }
    h3 {
        font-size: 1.3rem;
    }
    .btn-primary {
        display: block;
        width: 100%;
        text-align: center;
        box-sizing: border-box;
    }
}