@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Outfit:wght@400;600;800&display=swap');

:root {
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --secondary: #ec4899;
    --accent: #8b5cf6;
    --bg-dark: #0f172a;
    --bg-card: rgba(30, 41, 59, 0.7);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --glass-border: rgba(255, 255, 255, 0.1);
    --gradient-hero: linear-gradient(135deg, #4f46e5 0%, #8b5cf6 50%, #ec4899 100%);
}

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

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

h1, h2, h3, .logo {
    font-family: 'Outfit', sans-serif;
}

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

/* Background Effects */
.mesh-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: radial-gradient(circle at 0% 0%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 100% 100%, rgba(236, 72, 153, 0.15) 0%, transparent 50%);
    opacity: 0.8;
}

/* Navigation */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    backdrop-filter: blur(12px);
    background: rgba(15, 23, 42, 0.8);
    z-index: 100;
    border-bottom: 1px solid var(--glass-border);
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-transform: uppercase;
    letter-spacing: -0.05em;
}

nav .nav-links {
    display: flex;
    gap: 2rem;
}

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

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

.nav-cta {
    background: var(--primary);
    padding: 0.5rem 1.25rem;
    border-radius: 9999px;
    color: white !important;
}

/* Hero Section */
.hero {
    padding: 10rem 0 6rem;
    text-align: center;
    background: url('hero-bg.png') no-repeat center center;
    background-size: cover;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.2) 0%, rgba(15, 23, 42, 0.8) 100%);
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero h1 span {
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    color: var(--text-muted);
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto 2.5rem;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.3s, box-shadow 0.3s;
    font-size: 1.1rem;
}

.btn-primary {
    background: var(--gradient-hero);
    color: white;
    box-shadow: 0 10px 15px -3px rgba(79, 70, 229, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 25px -5px rgba(79, 70, 229, 0.4);
}

/* Features Table/Cards */
.features {
    padding: 6rem 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    padding: 2.5rem;
    border-radius: 24px;
    backdrop-filter: blur(8px);
    transition: transform 0.3s, border-color 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
}

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

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

/* Articles Section */
.articles-preview {
    padding: 6rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.article-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    overflow: hidden;
    transition: transform 0.3s;
}

.article-card:hover {
    transform: scale(1.02);
}

.article-img {
    width: 100%;
    height: 180px;
    background: var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
}

.article-content {
    padding: 1.5rem;
}

.article-content h4 {
    margin-bottom: 0.75rem;
    font-size: 1.2rem;
}

.article-content a {
    color: var(--primary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
}

/* Pricing Section */
.pricing {
    padding: 6rem 0;
    background: rgba(255, 255, 255, 0.02);
}

.pricing-header {
    text-align: center;
    margin-bottom: 4rem;
}

.pricing-header span {
    color: var(--primary);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.1em;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    align-items: stretch;
}

.pricing-card {
    background: white;
    color: #1e293b;
    border-radius: 24px;
    padding: 3rem 2rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 2px solid transparent;
}

.pricing-card.featured {
    border-color: var(--primary);
    transform: scale(1.05);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

.pricing-card.featured:hover {
    transform: translateY(-10px) scale(1.05);
}

.plan-name {
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
}

.plan-price {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    font-family: 'Outfit', sans-serif;
}

.plan-features {
    list-style: none;
    margin: 2rem 0;
    text-align: center;
    flex-grow: 1;
}

.plan-features li {
    padding: 0.75rem 0;
    border-bottom: 1px solid #f1f5f9;
    color: #64748b;
    font-size: 0.95rem;
}

.plan-features li:last-child {
    border-bottom: none;
}

.btn-outline {
    border: 2px solid var(--primary);
    color: var(--primary);
    padding: 0.75rem 2.5rem;
    border-radius: 12px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s;
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
}

.btn-filled {
    background: var(--primary);
    color: white;
    padding: 0.75rem 2.5rem;
    border-radius: 12px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s;
}

.btn-filled:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
}

@media (max-width: 1024px) {
    .pricing-card.featured {
        transform: none;
    }
    .pricing-card.featured:hover {
        transform: translateY(-10px);
    }
}

.footer-links {
    margin: 2rem 0;
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
}

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

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