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

html, body {
    width: 100%;
    height: 100%;
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #FFF5E6, #FFE8F5);
    color: #2d1b4e;
    line-height: 1.6;
}

body {
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

.background-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 107, 157, 0.1), rgba(123, 92, 245, 0.1));
    z-index: 0;
    pointer-events: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
    position: relative;
    z-index: 1;
}

.header {
    padding: 48px 0;
    border-bottom: 2px solid rgba(255, 107, 157, 0.2);
}

.site-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 28px;
    font-weight: 600;
    color: #FF6B9D;
    margin-bottom: 8px;
    letter-spacing: 1px;
}

.site-subtitle {
    font-size: 14px;
    color: #7B5CF5;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.hero-section {
    position: relative;
    z-index: 1;
    padding: 96px 0;
    display: flex;
    align-items: center;
    min-height: 60vh;
}

.hero-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 600;
    color: #2d1b4e;
    margin-bottom: 24px;
    line-height: 1.2;
    background: linear-gradient(135deg, #FF6B9D, #7B5CF5);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-text {
    font-size: 18px;
    color: #7B5CF5;
    max-width: 600px;
}

.features-grid {
    position: relative;
    z-index: 1;
    padding: 96px 0;
}

.features-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
}

.feature-card {
    padding: 32px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(123, 92, 245, 0.2);
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    opacity: 0;
    animation: slideUp 0.6s ease-out forwards;
    animation-delay: calc(var(--card-index, 0) * 0.15s);
}

.feature-card:hover {
    transform: translateY(-12px);
    border-color: #FF6B9D;
    box-shadow: 0 20px 40px rgba(255, 107, 157, 0.2);
}

.feature-icon {
    width: 80px;
    height: 80px;
    border-radius: 12px;
    margin-bottom: 20px;
    transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: #2d1b4e;
}

.feature-text {
    font-size: 14px;
    color: #7B5CF5;
    line-height: 1.6;
}

.section-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 600;
    color: #2d1b4e;
    margin-bottom: 64px;
    text-align: center;
}

.interactive-demo {
    position: relative;
    z-index: 1;
    padding: 96px 0;
}

.demo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 24px;
}

.demo-item {
    aspect-ratio: 1;
    border-radius: 16px;
    background: linear-gradient(135deg, #FF6B9D, #FF4D8E);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 600;
    color: white;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 10px 30px rgba(255, 107, 157, 0.3);
}

.demo-item:nth-child(2) {
    background: linear-gradient(135deg, #7B5CF5, #9381FF);
}

.demo-item:nth-child(3) {
    background: linear-gradient(135deg, #FF4D8E, #7B5CF5);
}

.demo-item:nth-child(4) {
    background: linear-gradient(135deg, #FFF5E6, #FF6B9D);
}

.demo-item:hover {
    transform: scale(1.08) rotate(-2deg);
    box-shadow: 0 20px 50px rgba(255, 107, 157, 0.4);
}

.demo-item span {
    position: relative;
    z-index: 2;
}

.footer {
    position: relative;
    z-index: 1;
    padding: 48px 0;
    border-top: 2px solid rgba(255, 107, 157, 0.2);
    text-align: center;
}

.footer-text {
    font-size: 14px;
    color: #7B5CF5;
    letter-spacing: 1px;
}

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

@media (max-width: 768px) {
    .features-list {
        grid-template-columns: 1fr;
    }

    .demo-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-section,
    .features-grid,
    .interactive-demo {
        padding: 48px 0;
    }
}

@media (max-width: 480px) {
    .demo-grid {
        grid-template-columns: 1fr;
    }

    .site-title {
        font-size: 20px;
    }
}