:root {
    --bg-dark: #0f172a;
    --bg-card: #1e293b;
    --primary: #38bdf8;
    --secondary: #818cf8;
    --accent: #f472b6;
    --text-main: #f1f5f9;
    --text-muted: #94a3b8;
    --gradient: linear-gradient(135deg, #38bdf8 0%, #818cf8 100%);
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-10px);
    }

    100% {
        transform: translateY(0px);
    }
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-content {
    animation: fadeIn 1s ease-out;
    z-index: 10;
}

.hero h1 {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 600px;
    margin-bottom: 2rem;
}

.hero-visual {
    position: absolute;
    right: -100px;
    top: 50%;
    transform: translateY(-50%);
    width: 600px;
    animation: fadeIn 1.2s ease-out;
}

.app-screenshot {
    width: 100%;
    height: auto;
    border-radius: 40px;
    box-shadow: 0 50px 100px -20px rgba(0, 0, 0, 0.5);
    border: 8px solid #1e293b;
    animation: float 6s ease-in-out infinite;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient);
    color: white;
    box-shadow: 0 10px 20px -5px rgba(56, 189, 248, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px -5px rgba(56, 189, 248, 0.5);
}

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

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 4rem;
}

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

.feature-card {
    background: var(--bg-card);
    padding: 2.5rem;
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform 0.3s ease;
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    background: rgba(56, 189, 248, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--primary);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

/* Methodology Section */
.methodology {
    padding: 100px 0;
    background: rgba(30, 41, 59, 0.5);
}

.method-content {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.method-text {
    flex: 1;
}

.method-visual {
    flex: 1;
    display: flex;
    justify-content: center;
}

.slot-visual {
    width: 300px;
    height: 400px;
    border: 4px dashed var(--text-muted);
    border-radius: 30px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding: 20px;
}

.slot {
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--text-muted);
}

.slot.active {
    background: var(--gradient);
    color: white;
}

/* Footer */
footer {
    padding: 60px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

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

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s;
}

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

@media (max-width: 968px) {
    .hero h1 {
        font-size: 3rem;
    }

    .hero-visual {
        display: none;
    }

    .method-content {
        flex-direction: column;
        text-align: center;
    }
}