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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    position: relative;
}

.container {
    position: relative;
    z-index: 10;
    width: 100%;
    max-width: 800px;
    padding: 20px;
}

.content {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 60px 40px;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    animation: fadeInUp 0.8s ease-out;
}

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

.error-code {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-bottom: 30px;
    font-size: 120px;
    font-weight: bold;
    color: #667eea;
}

.number {
    animation: bounce 1s ease-in-out infinite;
    animation-delay: 0.1s;
}

.number:last-child {
    animation-delay: 0.2s;
}

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

.zero {
    position: relative;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    animation: rotate 3s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.face {
    position: relative;
    width: 80px;
    height: 80px;
}

.eye {
    position: absolute;
    width: 12px;
    height: 12px;
    background: white;
    border-radius: 50%;
    top: 25px;
    animation: blink 3s infinite;
}

.eye.left {
    left: 20px;
}

.eye.right {
    right: 20px;
}

@keyframes blink {
    0%, 90%, 100% {
        transform: scaleY(1);
    }
    95% {
        transform: scaleY(0.1);
    }
}

.mouth {
    position: absolute;
    width: 30px;
    height: 15px;
    border: 3px solid white;
    border-top: none;
    border-radius: 0 0 30px 30px;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
}

.title {
    font-size: 36px;
    color: #333;
    margin-bottom: 15px;
    font-weight: 600;
}

.message {
    font-size: 18px;
    color: #666;
    margin-bottom: 40px;
    line-height: 1.6;
}

.buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 25px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
}

.btn-secondary {
    background: white;
    color: #667eea;
    border: 2px solid #667eea;
}

.btn-secondary:hover {
    background: #667eea;
    color: white;
    transform: translateY(-2px);
}

.search-box {
    display: flex;
    gap: 10px;
    max-width: 400px;
    margin: 0 auto;
}

#searchInput {
    flex: 1;
    padding: 12px 20px;
    border: 2px solid #e0e0e0;
    border-radius: 25px;
    font-size: 16px;
    outline: none;
    transition: all 0.3s ease;
}

#searchInput:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.btn-search {
    padding: 12px 25px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 25px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-search:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.floating-shapes {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: float 15s infinite ease-in-out;
}

.shape-1 {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 120px;
    height: 120px;
    top: 60%;
    right: 10%;
    animation-delay: 2s;
}

.shape-3 {
    width: 60px;
    height: 60px;
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

.shape-4 {
    width: 100px;
    height: 100px;
    top: 10%;
    right: 30%;
    animation-delay: 6s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(20px, -20px) rotate(90deg);
    }
    50% {
        transform: translate(-20px, 20px) rotate(180deg);
    }
    75% {
        transform: translate(20px, 20px) rotate(270deg);
    }
}

@media (max-width: 768px) {
    .error-code {
        font-size: 80px;
    }
    
    .zero {
        width: 80px;
        height: 80px;
    }
    
    .face {
        width: 60px;
        height: 60px;
    }
    
    .title {
        font-size: 28px;
    }
    
    .message {
        font-size: 16px;
    }
    
    .content {
        padding: 40px 20px;
    }
    
    .buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .search-box {
        flex-direction: column;
    }
}