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

body {
    font-family: 'Fredoka', sans-serif;
    background: linear-gradient(135deg, #ffe6f2 0%, #fff0f5 50%, #ffe4e1 100%);
    overflow: hidden;
    height: 100vh;
    width: 100vw;
    color: #d63384;
}

/* Scene Management */
.scene {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 10;
}

.scene.active {
    display: flex;
}

/* Containers */
#clouds-container, #particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

#clouds-container { z-index: 1; }
#particles-container { z-index: 2; }
#fireworks-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 3;
    pointer-events: none;
}

/* --- Realistic CSS Clouds --- */
.cloud {
    position: absolute;
    background: #fff;
    border-radius: 100px;
    opacity: 0.8;
    filter: blur(1px);
}

.cloud::after, .cloud::before {
    content: '';
    position: absolute;
    background: inherit;
    border-radius: 50%;
}

.cloud::after {
    width: 50%;
    height: 120%;
    top: -50%;
    left: 15%;
}

.cloud::before {
    width: 35%;
    height: 100%;
    top: -30%;
    right: 15%;
}

/* --- Glassmorphism Popup --- */
.glass-popup {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: 24px;
    padding: 40px;
    text-align: center;
    box-shadow: 0 8px 32px rgba(214, 51, 132, 0.15);
    max-width: 500px;
    width: 90%;
    z-index: 20;
    opacity: 0;
    transform: scale(0.9);
}

.video-container {
    width: 100%;
    border-radius: 16px;
    overflow: hidden;
    margin-bottom: 25px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    background: #000;
    aspect-ratio: 16/9;
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-container video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 16px;
}

.popup-text {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 30px;
    color: #c2185b;
    font-family: 'DynaPuff', cursive;
    line-height: 1.4;
}

.pink-btn {
    background: linear-gradient(135deg, #ff80ab, #ff4081);
    color: white;
    border: none;
    padding: 15px 40px;
    font-size: 1.2rem;
    font-weight: 700;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 0 6px 20px rgba(255, 64, 129, 0.4);
    transition: transform 0.2s, box-shadow 0.2s;
    font-family: 'Fredoka', sans-serif;
}

.pink-btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 10px 25px rgba(255, 64, 129, 0.6);
}

/* Mute Button */
.mute-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 100;
    background: rgba(255, 255, 255, 0.5);
    border: none;
    color: #c2185b;
    padding: 12px;
    border-radius: 50%;
    cursor: pointer;
    backdrop-filter: blur(5px);
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mute-btn:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: scale(1.1);
}