@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;600&family=Noto+Sans+SC:wght@400;500;700&family=Space+Grotesk:wght@500;700&display=swap');

:root {
    --bg-dark: #0A0F1E;
    --panel-blue: #14203A;
    --radar-lime: #B8F818;
    --warning-amber: #F5A524;
    --text-secondary: #8FA3C8;
    --text-primary: #FFFFFF;
    --border-line: rgba(143, 163, 200, 0.2);
    --grid-bg: repeating-linear-gradient(0deg, transparent, transparent 19px, var(--border-line) 20px),
               repeating-linear-gradient(90deg, transparent, transparent 19px, var(--border-line) 20px);
}

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

body {
    font-family: 'Noto Sans SC', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    background-image: var(--grid-bg);
    background-attachment: fixed;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Space Grotesk', sans-serif;
    color: var(--text-primary);
    margin-bottom: 15px;
    font-weight: 700;
}

.mono { font-family: 'IBM Plex Mono', monospace; }

a { text-decoration: none; color: var(--radar-lime); transition: color 0.2s; }
a:hover { color: #d4ff59; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: 1px solid var(--border-line);
    border-radius: 10px;
    background-color: var(--panel-blue);
    color: var(--text-primary);
    font-family: 'IBM Plex Mono', monospace;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}
.btn:hover { border-color: var(--text-secondary); }

.btn-primary {
    background-color: var(--radar-lime);
    color: var(--bg-dark);
    border: 1px solid var(--radar-lime);
}
.btn-primary:hover {
    background-color: #d4ff59;
    border-color: #d4ff59;
    color: var(--bg-dark);
}

.btn-secondary {
    border-color: var(--radar-lime);
    color: var(--radar-lime);
}
.btn-secondary:hover {
    background-color: rgba(184, 248, 24, 0.1);
}

/* Header */
header {
    background-color: rgba(10, 15, 30, 0.9);
    border-bottom: 1px solid var(--border-line);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 100;
}
header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}
.logo-container {
    display: flex;
    align-items: center;
    gap: 10px;
}
.logo-text {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 1px;
}
header nav a {
    margin: 0 15px;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
}
header nav a:hover, header nav a.active {
    color: var(--radar-lime);
}

/* Sections */
section { padding: 80px 0; }
section h2 { text-align: center; font-size: 32px; margin-bottom: 50px; }

/* Grid System */
.grid-2, .grid-3 { display: grid; gap: 30px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

/* Hero */
.hero {
    text-align: center;
    padding: 120px 0;
    border-bottom: 1px solid var(--border-line);
}
.hero h1 { font-size: 48px; margin-bottom: 20px; }
.hero p {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 40px;
}
.hero-buttons { display: flex; justify-content: center; gap: 20px; }

/* Cards */
.card, .review-card, .price-card {
    background-color: var(--panel-blue);
    border: 1px solid var(--border-line);
    border-radius: 10px;
    padding: 30px;
    text-align: left;
}
.card .icon {
    font-size: 32px;
    margin-bottom: 20px;
    color: var(--radar-lime);
}
.card h3 { font-size: 20px; margin-bottom: 10px; }
.card p { color: var(--text-secondary); font-size: 14px; }

/* Pricing */
.price-card {
    position: relative;
    display: flex;
    flex-direction: column;
}
.price-card.popular {
    border-color: var(--radar-lime);
}
.badge {
    position: absolute;
    top: -1px;
    right: -1px;
    background-color: var(--radar-lime);
    color: var(--bg-dark);
    padding: 4px 12px;
    border-radius: 0 10px 0 10px;
    font-size: 12px;
    font-family: 'IBM Plex Mono', monospace;
    font-weight: 600;
}
.price {
    font-size: 42px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 20px 0;
    font-family: 'IBM Plex Mono', monospace;
}
.price span {
    font-size: 16px;
    color: var(--text-secondary);
}
.price-card ul {
    list-style: none;
    margin-bottom: 30px;
    flex-grow: 1;
}
.price-card li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-line);
    color: var(--text-secondary);
    font-size: 14px;
    display: flex;
    justify-content: space-between;
}
.price-card li .status {
    color: var(--radar-lime);
    font-family: 'IBM Plex Mono', monospace;
}
.price-card .btn { width: 100%; }

/* FAQ */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
    background-color: var(--panel-blue);
    border: 1px solid var(--border-line);
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 15px;
}
.faq-item h4 { color: var(--warning-amber); margin-bottom: 10px; }
.faq-item p { color: var(--text-secondary); font-size: 14px; }

/* Subpage Content */
.subpage-container {
    background-color: var(--panel-blue);
    border: 1px solid var(--border-line);
    padding: 50px;
    border-radius: 10px;
    margin: 50px auto;
    max-width: 800px;
}
.subpage-container h1 { color: var(--radar-lime); border-bottom: 1px solid var(--border-line); padding-bottom: 20px; margin-bottom: 30px;}
.subpage-container h2 { color: var(--warning-amber); font-size: 22px; margin-top: 30px; margin-bottom: 15px; text-align: left; }
.subpage-container p, .subpage-container ul { color: var(--text-secondary); margin-bottom: 15px; }
.subpage-container ul { padding-left: 20px; }
.subpage-container li { margin-bottom: 8px; }

/* Footer */
footer {
    border-top: 1px solid var(--border-line);
    background-color: rgba(10, 15, 30, 0.9);
    padding: 40px 0;
    text-align: center;
}
.footer-links { margin-bottom: 20px; }
.footer-links a {
    color: var(--text-secondary);
    margin: 0 15px;
    font-size: 14px;
}
.footer-links a:hover { color: var(--radar-lime); }
footer p {
    color: var(--text-secondary);
    font-size: 12px;
    font-family: 'IBM Plex Mono', monospace;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    header nav { display: none; }
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
    .hero h1 { font-size: 32px; }
    .hero p { font-size: 16px; }
    .hero-buttons { flex-direction: column; }
    .btn { padding: 16px 24px; font-size: 16px; }
    .subpage-container { padding: 30px 20px; margin: 20px; }
}

/* Floating Action Button */
.fab {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--panel-blue);
    border: 1px solid var(--radar-lime);
    border-radius: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--radar-lime);
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0,0,0,0.5);
    z-index: 1000;
    transition: all 0.3s;
}
.fab:hover {
    background-color: var(--radar-lime);
    color: var(--bg-dark);
}
.article-nav {
    display: flex;
    justify-content: space-between;
    margin-top: 50px;
    padding-top: 20px;
    border-top: 1px solid var(--border-line);
}
.article-nav a {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 14px;
    color: var(--text-secondary);
}
.article-nav a:hover {
    color: var(--radar-lime);
}
.hero-img-container {
    margin: 40px auto;
    max-width: 800px;
    border: 1px solid var(--border-line);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 0 20px rgba(184, 248, 24, 0.1);
}
.hero-img-container img {
    display: block;
    width: 100%;
    height: auto;
}

/* Trust Elements */
.trust-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--radar-lime);
    border: 1px solid var(--border-line);
    padding: 4px 12px;
    border-radius: 20px;
    background: rgba(184, 248, 24, 0.05);
    font-family: 'IBM Plex Mono', monospace;
    white-space: nowrap;
}
.social-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 25px 0;
}
.social-links a {
    color: var(--text-secondary);
    transition: all 0.3s ease;
}
.social-links a:hover {
    color: var(--radar-lime);
    transform: translateY(-2px);
}
.stars { color: var(--warning-amber); letter-spacing: 2px; }
.contact-info {
    background: rgba(0,0,0,0.2);
    padding: 20px;
    border-radius: 10px;
    border: 1px solid var(--border-line);
    margin-top: 30px;
}