:root {
    --primary: #FFD700;
    --primary-dark: #FBC02D;
    --secondary: #2196F3;
    --dark: #1A1A1B;
    --light: #F8F9FA;
    --white: #FFFFFF;
    --text-main: #333333;
    --text-muted: #666666;
    --glass: rgba(255, 255, 255, 0.8);
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    background-color: var(--light);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Typography */
h1, h2, h3 {
    font-weight: 800;
    color: var(--dark);
}

.gradient-text {
    background: linear-gradient(135deg, #FFB300 0%, #FF6F00 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    height: 80px;
    background: var(--glass);
    backdrop-filter: blur(10px);
    z-index: 1000;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.nav-content {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 900;
}

.logo img {
    height: 40px;
}

.nav-links {
    display: flex;
    gap: 30px;
}

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

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

.btn-reg {
    background: var(--primary);
    padding: 12px 25px;
    border-radius: 50px;
    color: var(--dark) !important;
    font-weight: 700 !important;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
}

.btn-reg:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.5);
}

/* Hero Section */
.hero {
    padding: 160px 0 100px;
    background: radial-gradient(circle at top right, rgba(255, 215, 0, 0.1), transparent);
    text-align: center;
}

.hero-content h1 {
    font-size: 4rem;
    margin-bottom: 20px;
    line-height: 1.1;
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 40px;
}

.hero-image {
    margin-top: 50px;
    position: relative;
}

.hero-image img {
    max-width: 400px;
    animation: float 4s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* Features */
.features {
    padding: 100px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

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

.card {
    background: var(--white);
    padding: 40px;
    border-radius: 24px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.03);
}

.card:hover {
    transform: translateY(-10px);
}

.card i {
    font-size: 2.5rem;
    color: var(--primary-dark);
    margin-bottom: 20px;
    display: block;
}

/* Pricing */
.pricing {
    padding: 100px 0;
    background: #fff;
}

.price-card {
    border: 2px solid transparent;
}

.price-card.popular {
    border-color: var(--primary);
    position: relative;
    transform: scale(1.05);
}

.popular-tag {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
}

.price {
    font-size: 3rem;
    font-weight: 800;
    margin: 20px 0;
}

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

/* FAQ */
.faq {
    padding: 100px 0;
}

.faq-item {
    background: var(--white);
    margin-bottom: 15px;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
}

.faq-question {
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
    color: var(--text-muted);
}

.faq-item.active .faq-answer {
    padding: 0 20px 20px;
    max-height: 200px;
}

/* Articles */
.article-section {
    padding: 100px 0;
}

.article-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.article-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.article-info {
    padding: 20px;
}

/* Footer */
footer {
    padding: 80px 0 40px;
    background: var(--dark);
    color: var(--white);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 900;
    margin-bottom: 20px;
}

.footer-links h4 {
    margin-bottom: 20px;
    color: var(--primary);
}

.footer-links a {
    display: block;
    color: #999;
    text-decoration: none;
    margin-bottom: 10px;
    transition: var(--transition);
}

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

.copyright {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid #333;
    color: #666;
}

@media (max-width: 768px) {
    .hero-content h1 { font-size: 2.5rem; }
    .nav-links { display: none; }
}