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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

/* Header */
header {
    background: rgba(255, 255, 255, 0.95);
    color: #2c3e50;
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #e1e5e9;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: #2c3e50;
}

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

.nav-links a {
    color: #2c3e50;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    color: #3498db;
    transform: translateY(-2px);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #3498db;
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    color: #2c3e50;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><radialGradient id="grad1" cx="50%" cy="50%" r="50%"><stop offset="0%" style="stop-color:rgba(52,152,219,0.05);stop-opacity:1" /><stop offset="100%" style="stop-color:rgba(52,152,219,0);stop-opacity:1" /></radialGradient></defs><circle cx="200" cy="300" r="150" fill="url(%23grad1)" opacity="0.3"><animate attributeName="r" values="150;200;150" dur="4s" repeatCount="indefinite"/></circle><circle cx="800" cy="700" r="200" fill="url(%23grad1)" opacity="0.2"><animate attributeName="r" values="200;250;200" dur="6s" repeatCount="indefinite"/></circle></svg>');
    animation: float 20s ease-in-out infinite;
}

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

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
    color: #2c3e50;
    animation: fadeInUp 1s ease-out;
}

.hero .subtitle {
    font-size: 1.4rem;
    margin-bottom: 2rem;
    color: #5a6c7d;
    animation: fadeInUp 1s ease-out 0.2s both;
}

.hero .description {
    font-size: 1.1rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    color: #6c757d;
    animation: fadeInUp 1s ease-out 0.4s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.6s both;
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: #3498db;
    color: white;
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
}

.btn-primary:hover {
    background: #2980b9;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(52, 152, 219, 0.4);
}

.btn-secondary {
    background: transparent;
    color: #2c3e50;
    border: 2px solid #2c3e50;
}

.btn-secondary:hover {
    background: #2c3e50;
    color: white;
    transform: translateY(-3px);
}

.btn-demo {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    animation: pulse 2s infinite;
    position: relative;
    overflow: hidden;
}

.btn-demo:hover {
    background: linear-gradient(135deg, #5a6fd8 0%, #6a4190 100%);
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(102, 126, 234, 0.5);
    animation: none;
}

.btn-demo::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn-demo:hover::before {
    left: 100%;
}

@keyframes pulse {
    0% {
        box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    }
    50% {
        box-shadow: 0 4px 25px rgba(102, 126, 234, 0.6);
        transform: scale(1.02);
    }
    100% {
        box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    }
}

/* Problem Section */
.problem {
    padding: 6rem 0;
    background: #f8f9fa;
}

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

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: #333;
    font-weight: 700;
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.problem-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    border-left: 4px solid #3498db;
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.problem-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.problem-card p {
    color: #666;
    line-height: 1.6;
}

/* Solution Section */
.solution {
    padding: 6rem 0;
    background: #2c3e50;
    color: white;
}

.solution-content {
    text-align: center;
    margin-bottom: 4rem;
}

.solution h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    font-weight: 700;
}

.solution-description {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0.9;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    cursor: pointer;
}

.feature-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

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

.feature-card p {
    opacity: 0.9;
}

/* Pricing Section */
.pricing {
    padding: 6rem 0;
    background: #f8f9fa;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.pricing-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.pricing-card.featured {
    border: 3px solid #3498db;
    transform: scale(1.05);
}

.pricing-card.featured::before {
    content: 'For Power Users';
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: #3498db;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.pricing-card.starter::before {
    content: 'Starter';
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: #27ae60;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.price {
    font-size: 2.5rem;
    font-weight: 700;
    color: #3498db;
    margin-bottom: 1rem;
}

.price span {
    font-size: 1rem;
    color: #666;
}

.original-price {
    text-decoration: line-through;
    color: #999 !important;
    font-size: 1.8rem !important;
    margin-right: 0.5rem;
}

.current-price {
    color: #e74c3c !important;
    font-size: 2.5rem !important;
    font-weight: 700;
}

.pricing-features {
    list-style: none;
    margin: 2rem 0;
}

.pricing-features li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #eee;
}

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

/* Footer */
footer {
    background: #333;
    color: white;
    padding: 3rem 0;
    text-align: center;
}

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

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

.footer-links a {
    color: white;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #3498db;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero .subtitle {
        font-size: 1.2rem;
    }
    
    .nav-links {
        display: none;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
}