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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

@keyframes slide {
    0% { transform: translateX(-50px); }
    100% { transform: translateX(50px); }
}

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

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

@keyframes glow {
    from { box-shadow: 0 10px 20px rgba(0,0,0,0.3), 0 0 0 rgba(255,215,0,0.4); }
    to { box-shadow: 0 10px 20px rgba(0,0,0,0.3), 0 0 20px rgba(255,215,0,0.8); }
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: linear-gradient(135deg, #F5DEB3, #DEB887);
    min-height: 100vh;
    padding: 20px;
    color: #333;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    overflow: hidden;
}

.header {
    background: linear-gradient(45deg, #D2691E, #CD853F);
    padding: 20px;
    text-align: center;
    color: white;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    position: relative;
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(255,255,255,0.1) 10px, rgba(255,255,255,0.1) 20px);
    animation: slide 20s linear infinite;
}

.header h1 {
    font-size: 3em;
    margin-bottom: 15px;
    position: relative;
    z-index: 2;
}

nav {
    background-color: #8B4513;
    padding: 10px 0;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
}

nav ul li { margin: 5px; }

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: bold;
    font-size: 1em;
    padding: 12px 20px;
    border-radius: 10px;
    display: inline-block;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.main-content {
    padding: 40px;
    background: #FDF5E6;
}

footer {
    text-align: center;
    margin-top: 30px;
    padding: 20px;
    background-color: #CD853F;
    color: white;
    font-size: 0.9em;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
}

@media (max-width: 768px) {
    body { padding: 10px; }
    .header { padding: 20px; }
    .header h1 { font-size: 2.2em; }
    .main-content { padding: 20px; }
    nav ul li { margin: 5px; }
    nav ul li a { font-size: 1em; padding: 12px 20px; }
}

@media (max-width: 600px) {
    * { transition: none !important; animation: none !important; }
}

@media (max-width: 480px) {
    .header h1 { font-size: 1.8em; }
    nav ul { flex-direction: column; align-items: center; }
    nav ul li { margin: 5px 0; }
    nav ul li a { width: 80%; text-align: center; }
}