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

body {
    background-color: #f8fafc;
    color: #334155;
    line-height: 1.6;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 8%;
    background-color: #ffffff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.logo {
    font-size: 1.4rem;
    font-weight: 700;
    color: #1e293b;
}

.logo span {
    color: #ff6b6b;
}

.navbar a {
    text-decoration: none;
    color: #475569;
    margin-left: 20px;
    font-weight: 600;
}

.navbar .btn-nav {
    background-color: #ff6b6b;
    color: white;
    padding: 8px 18px;
    border-radius: 20px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #ffe3e3 0%, #fff3bf 100%);
    text-align: center;
    padding: 80px 20px;
}

.hero-content h1 {
    font-size: 2.5rem;
    color: #1e293b;
    margin-bottom: 15px;
}

.hero-content p {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 25px;
    color: #475569;
}

.btn-primary {
    display: inline-block;
    background-color: #4c6ef5;
    color: #ffffff;
    padding: 12px 28px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: background 0.3s ease;
}

.btn-primary:hover {
    background-color: #3b5bdb;
}

/* Features */
.features {
    display: flex;
    justify-content: center;
    gap: 20px;
    padding: 50px 8%;
    flex-wrap: wrap;
}

.feature-card {
    background: #ffffff;
    padding: 25px;
    border-radius: 12px;
    width: 280px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.04);
}

.feature-card h3 {
    margin-bottom: 10px;
    color: #1e293b;
}

/* Responsive YouTube Video Container */
.video-section {
    text-align: center;
    padding: 60px 8%;
    background-color: #ffffff;
}

.video-section h2 {
    margin-bottom: 10px;
    color: #1e293b;
}

.video-container {
    position: relative;
    width: 100%;
    max-width: 800px;
    margin: 30px auto 0;
    padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
    height: 0;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* Footer */
footer {
    text-align: center;
    padding: 25px;
    background-color: #0f172a;
    color: #94a3b8;
    font-size: 0.9rem;
}