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

body {
    background: linear-gradient(135deg, #151524 0%, #080b11 50%, #021123 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-family: 'Arial', sans-serif;
    overflow-x: hidden;
}

/* Animated background stars */
@keyframes twinkle {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

.stars {
    position: fixed;
    width: 2px;
    height: 2px;
    background: white;
    border-radius: 50%;
    animation: twinkle 3s infinite;
}

.container {
    text-align: center;
    z-index: 10;
    padding: 20px;
}

h1 {
    font-size: 4em;
    color: #ff6b9d;
    margin-bottom: 10px;
    text-shadow: 0 0 20px rgba(255, 107, 157, 0.5);
    animation: slideDown 1s ease-out;
}

.name {
    font-size: 3.5em;
    background: linear-gradient(45deg, #ffd700, #ffed4e, #ffd700);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 30px;
    animation: glow 2s ease-in-out infinite;
}

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

@keyframes glow {
    0%, 100% {
        text-shadow: 0 0 10px rgba(255, 215, 0, 0.3);
    }
    50% {
        text-shadow: 0 0 20px rgba(255, 215, 0, 0.8);
    }
}

.video-container {
    margin: 40px 0;
    display: flex;
    justify-content: center;
    animation: zoomIn 1.2s ease-out;
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

video {
    width: 100%;
    max-width: 800px;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 0 50px rgba(255, 107, 157, 0.6),
                0 0 30px rgba(255, 215, 0, 0.4);
    border: 3px solid #ff6b9d;
}

.confetti {
    position: fixed;
    pointer-events: none;
}

.birthday-message {
    font-size: 1.8em;
    color: #ffd700;
    margin-top: 30px;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.4);
    animation: fadeIn 1.5s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.emoji-party {
    font-size: 3em;
    margin: 20px 0;
    animation: bounce 1s infinite;
}

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