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

body {
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* Müzik Kontrol Paneli */
.music-controls {
    position: fixed;
    top: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    z-index: 1000;
    border: 2px solid rgba(255, 107, 107, 0.3);
    animation: slideInRight 1s ease-out;
}

.music-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.song-title {
    font-size: 0.9rem;
    color: #ff6b6b;
    font-weight: 600;
    text-align: center;
}

.music-buttons {
    display: flex;
    gap: 10px;
}

.music-btn {
    background: linear-gradient(45deg, #ff6b6b, #ee5a24);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: white;
    box-shadow: 0 5px 15px rgba(255, 107, 107, 0.3);
}

.music-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 20px rgba(255, 107, 107, 0.4);
}

.music-btn:active {
    transform: scale(0.95);
}

/* MP3 Audio Player Gizli */
#audioPlayer {
    display: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    text-align: center;
    position: relative;
    z-index: 2;
}

/* Kalp Animasyonu */
.heart-container {
    margin: 40px 0;
    display: flex;
    justify-content: center;
}

.heart {
    width: 100px;
    height: 100px;
    background: #ff6b6b;
    position: relative;
    transform: rotate(-45deg);
    animation: heartbeat 1.5s ease-in-out infinite;
    box-shadow: 0 0 40px rgba(255, 107, 107, 0.5);
}

.heart:before,
.heart:after {
    content: '';
    width: 100px;
    height: 100px;
    background: #ff6b6b;
    border-radius: 50%;
    position: absolute;
}

.heart:before {
    top: -50px;
    left: 0;
}

.heart:after {
    top: 0;
    left: 50px;
}

@keyframes heartbeat {
    0%, 100% { transform: rotate(-45deg) scale(1); }
    50% { transform: rotate(-45deg) scale(1.1); }
}

/* Başlık Stilleri */
.title {
    font-family: 'Dancing Script', cursive;
    font-size: 4rem;
    color: #fff;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    margin-bottom: 10px;
    animation: fadeInDown 1s ease-out;
}

.subtitle {
    font-size: 1.5rem;
    color: #f8f9fa;
    margin-bottom: 40px;
    animation: fadeInUp 1s ease-out 0.3s both;
}

/* Mesaj Kartı */
.message-container {
    margin: 40px 0;
    display: flex;
    justify-content: center;
}

.message-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 40px;
    max-width: 600px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    animation: slideInUp 1s ease-out 0.6s both;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.message-card h2 {
    font-family: 'Dancing Script', cursive;
    font-size: 2.5rem;
    color: #ff6b6b;
    margin-bottom: 20px;
    text-align: center;
}

.message-card p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #495057;
    margin-bottom: 15px;
    text-align: justify;
}

.signature {
    font-family: 'Dancing Script', cursive;
    font-size: 1.3rem;
    color: #ff6b6b;
    text-align: right;
    font-weight: bold;
    margin-top: 20px;
}

/* Butonlar */
.buttons {
    margin: 40px 0;
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    animation: fadeIn 1s ease-out 0.9s both;
}

.btn {
    padding: 15px 30px;
    font-size: 1.1rem;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
    position: relative;
    overflow: hidden;
}

.yes-btn {
    background: linear-gradient(45deg, #ff6b6b, #ee5a24);
    color: white;
    box-shadow: 0 10px 20px rgba(255, 107, 107, 0.3);
}

.yes-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(255, 107, 107, 0.4);
}

.no-btn {
    background: linear-gradient(45deg, #6c757d, #495057);
    color: white;
    box-shadow: 0 10px 20px rgba(108, 117, 125, 0.3);
}

.no-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(108, 117, 125, 0.4);
}

/* Aşk Mesajı */
.love-message {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 40px;
    margin: 40px auto;
    max-width: 500px;
    text-align: center;
    animation: bounceIn 1s ease-out;
    border: 2px solid rgba(255, 107, 107, 0.3);
}

.love-message h2 {
    font-family: 'Dancing Script', cursive;
    font-size: 3rem;
    color: #ff6b6b;
    margin-bottom: 20px;
}

.love-message p {
    font-size: 1.3rem;
    color: #495057;
    margin-bottom: 20px;
}

/* Havai Fişek Efekti */
.fireworks {
    width: 100%;
    height: 100px;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="%23ff6b6b"/><circle cx="80" cy="30" r="2" fill="%23ffd93d"/><circle cx="40" cy="70" r="2" fill="%23ff6b6b"/><circle cx="90" cy="80" r="2" fill="%23ffd93d"/></svg>') repeat;
    animation: fireworks 2s linear infinite;
}

@keyframes fireworks {
    0% { background-position: 0 0; }
    100% { background-position: 100px 0; }
}

/* Yüzen Kalpler */
.floating-hearts {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.floating-heart {
    position: absolute;
    font-size: 2rem;
    animation: float 6s ease-in-out infinite;
    opacity: 0.7;
}

.floating-heart:nth-child(1) {
    left: 10%;
    animation-delay: 0s;
}

.floating-heart:nth-child(2) {
    left: 20%;
    animation-delay: 1s;
}

.floating-heart:nth-child(3) {
    left: 70%;
    animation-delay: 2s;
}

.floating-heart:nth-child(4) {
    left: 80%;
    animation-delay: 3s;
}

.floating-heart:nth-child(5) {
    left: 50%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.7;
    }
    90% {
        opacity: 0.7;
    }
    100% {
        transform: translateY(-100px) rotate(360deg);
        opacity: 0;
    }
}

/* Animasyonlar */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Responsive Tasarım */
@media (max-width: 768px) {
    .music-controls {
        top: 10px;
        right: 10px;
        padding: 10px;
    }
    
    .song-title {
        font-size: 0.8rem;
    }
    
    .music-btn {
        width: 35px;
        height: 35px;
        font-size: 1rem;
    }
    
    .title {
        font-size: 2.5rem;
    }
    
    .subtitle {
        font-size: 1.2rem;
    }
    
    .message-card {
        padding: 25px;
        margin: 20px;
    }
    
    .message-card h2 {
        font-size: 2rem;
    }
    
    .buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 250px;
    }
    
    .love-message h2 {
        font-size: 2rem;
    }
}