:root {
    --bg-main: #0B111A;
    --bg-secondary: #131A26;
    --bg-card: #1C2331;
    --primary-cyan: #00E5FF;
    --primary-blue: #007BFF;
    --text-primary: #FFFFFF;
    --text-secondary: #A0AAB5;
    --card-border: #2A3648;
    --gradient-cyan: linear-gradient(135deg, #007BFF, #00E5FF);
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.section-title span {
    color: var(--primary-cyan);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    text-align: center;
}

.btn-primary {
    background: transparent;
    color: var(--primary-cyan);
    border: 1px solid var(--primary-cyan);
}

.btn-primary:hover {
    background: rgba(0, 229, 255, 0.1);
    box-shadow: 0 0 15px rgba(0, 229, 255, 0.3);
}

.btn-cyan {
    background: var(--gradient-cyan);
    color: #fff;
    box-shadow: 0 4px 15px rgba(0, 229, 255, 0.3);
}

.btn-cyan:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 229, 255, 0.5);
}

.btn-large {
    padding: 15px 36px;
    font-size: 1.1rem;
    border-radius: 12px;
}

.btn-full {
    width: 100%;
    padding: 12px;
    border-radius: 30px;
}

/* Navbar */
.navbar {
    background-color: rgba(11, 17, 26, 0.9);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo h1 {
    font-size: 1.5rem;
    background: var(--gradient-cyan);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--primary-cyan);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    padding-top: 70px;
    overflow: hidden;
}

.hero-content {
    max-width: 800px;
    z-index: 2;
    padding: 0 20px;
}

.hero h2 {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
}

.hero-bg-effect {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 229, 255, 0.15) 0%, rgba(11, 17, 26, 0) 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
    pointer-events: none;
}

/* Sections */
.section {
    padding: 6rem 0;
}

/* Features */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--bg-card);
    padding: 2.5rem 2rem;
    border-radius: 16px;
    border: 1px solid var(--card-border);
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    border-color: rgba(0, 229, 255, 0.3);
}

.feature-card .icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

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

/* Pricing - Styled after user image */
.pricing {
    background-color: var(--bg-secondary);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 2.5rem 2rem;
    position: relative;
    display: flex;
    flex-direction: column;
}

.pricing-card h3 {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
}

.pricing-card .price {
    text-align: center;
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--primary-cyan);
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pricing-card .currency {
    font-size: 1.5rem;
    margin-right: 5px;
}

.pricing-card .period {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-left: 5px;
}

.pricing-card.popular {
    border-color: var(--primary-blue);
    box-shadow: 0 0 20px rgba(0, 123, 255, 0.15);
}

.pricing-card .badge {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--gradient-cyan);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: bold;
}

.features-list {
    list-style: none;
    margin-bottom: 2.5rem;
    flex-grow: 1;
}

.features-list li {
    margin-bottom: 1rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
}

.features-list .check {
    color: #4CAF50;
    margin-right: 10px;
    font-size: 1rem;
}

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

.review-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--card-border);
}

.review-card .stars {
    color: #FFD700;
    margin-bottom: 1rem;
}

.review-card p {
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.review-card .author {
    font-weight: 600;
    color: var(--text-primary);
}

/* FAQ */
.faq {
    background-color: var(--bg-secondary);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-card);
    margin-bottom: 1rem;
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--card-border);
}

.faq-item h4 {
    font-size: 1.1rem;
    margin-bottom: 0.8rem;
    color: var(--primary-cyan);
}

.faq-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Knowledge Base */
.article-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
}

.article-links a {
    display: block;
    background: var(--bg-card);
    padding: 1.2rem;
    border-radius: 8px;
    color: var(--text-primary);
    text-decoration: none;
    border: 1px solid var(--card-border);
    transition: all 0.3s;
}

.article-links a:hover {
    border-color: var(--primary-cyan);
    color: var(--primary-cyan);
    transform: translateX(5px);
}

/* Footer */
footer {
    background-color: rgba(11, 17, 26, 0.95);
    padding: 2rem 0;
    border-top: 1px solid var(--card-border);
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.footer-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    margin: 0 10px;
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--primary-cyan);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero h2 {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

/* Article Page Specific Styling */
.article-container {
    max-width: 800px;
    margin: 100px auto 50px;
    padding: 0 20px;
}

.article-header {
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--card-border);
    padding-bottom: 1rem;
}

.article-header h1 {
    font-size: 2.2rem;
    margin-bottom: 1rem;
    color: var(--primary-cyan);
}

.article-content h2 {
    font-size: 1.8rem;
    margin: 2rem 0 1rem;
    color: #fff;
}

.article-content h3 {
    font-size: 1.3rem;
    margin: 1.5rem 0 1rem;
    color: #e0e0e0;
}

.article-content p {
    color: var(--text-secondary);
    margin-bottom: 1.2rem;
    font-size: 1.05rem;
    line-height: 1.8;
}

.article-content ul, .article-content ol {
    color: var(--text-secondary);
    margin-bottom: 1.2rem;
    padding-left: 2rem;
}

.article-content li {
    margin-bottom: 0.5rem;
}

.article-content a {
    color: var(--primary-cyan);
    text-decoration: none;
}

.article-content a:hover {
    text-decoration: underline;
}

.back-link {
    display: inline-block;
    margin-bottom: 2rem;
    color: var(--text-secondary);
    text-decoration: none;
}

.back-link:hover {
    color: var(--primary-cyan);
}