/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #4A90D9;
    --primary-light: #B3D4FC;
    --primary-dark: #1B3A5C;
    --bg: #E8F0FE;
    --text: #1B3A5C;
    --white: #FFFFFF;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, var(--bg) 0%, var(--primary-light) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 600px;
}

.card {
    background: var(--white);
    border-radius: 24px;
    padding: 60px 40px;
    text-align: center;
    box-shadow: 0 20px 60px rgba(27, 58, 92, 0.15);
    animation: fadeIn 0.6s ease-out;
}

.icon-wrapper {
    margin-bottom: 24px;
}

.wave-icon {
    width: 64px;
    height: 64px;
    color: var(--primary);
    animation: wave 2s ease-in-out infinite;
}

h1 {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

p {
    font-size: 20px;
    color: var(--text);
    opacity: 0.8;
    margin-bottom: 32px;
}

.decorative-line {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 100%);
    margin: 0 auto;
    border-radius: 2px;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes wave {
    0%, 100% {
        transform: rotate(0deg);
    }
    10%, 30% {
        transform: rotate(14deg);
    }
    20%, 40% {
        transform: rotate(-8deg);
    }
    50% {
        transform: rotate(14deg);
    }
    60% {
        transform: rotate(0deg);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .card {
        padding: 40px 24px;
    }
    
    h1 {
        font-size: 36px;
    }
    
    p {
        font-size: 18px;
    }
    
    .wave-icon {
        width: 48px;
        height: 48px;
    }
}