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

:root {
    --primary: #0f172a;
    --secondary: #1e293b;
    --accent: #fbbf24;
    --text: #f1f5f9;
    --border: #334155;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
nav {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
    position: relative;
    z-index: 100;
}

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--accent);
    gap: 10px;
}

.brand img {
    height: 40px;
    width: auto;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    color: var(--text);
    text-decoration: none;
    transition: color 0.3s;
    font-size: 0.95rem;
}

.nav-menu a:hover {
    color: var(--accent);
}

.btn-play {
    background: linear-gradient(135deg, var(--accent) 0%, #f59e0b 100%);
    color: var(--primary) !important;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-play:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(251, 191, 36, 0.3);
}

/* Breadcrumb */
.breadcrumb {
    background: rgba(30, 41, 59, 0.5);
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}

.breadcrumb a {
    color: var(--accent);
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb .current {
    color: var(--text);
}

/* Sections */
.section {
    padding: 4rem 0;
}

.section h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--accent);
}

.section h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    margin-top: 3rem;
    color: var(--accent);
}

.section h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text);
}

.section h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--accent);
}

.section p {
    margin-bottom: 1rem;
    line-height: 1.8;
    color: rgba(241, 245, 249, 0.9);
}

.section ul {
    list-style: none;
    margin-left: 0;
}

.section li {
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
    position: relative;
}

.section li:before {
    content: "▸";
    position: absolute;
    left: 0;
    color: var(--accent);
}

/* Grid */
.grid {
    display: grid;
    gap: 2rem;
    margin: 2rem 0;
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.card {
    background: rgba(30, 41, 59, 0.6);
    border: 1px solid var(--border);
    padding: 2rem;
    border-radius: 12px;
    transition: all 0.3s;
}

.card:hover {
    background: rgba(30, 41, 59, 0.8);
    border-color: var(--accent);
    transform: translateY(-5px);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, #f59e0b 100%);
    color: var(--primary);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(251, 191, 36, 0.4);
}

/* Footer */
footer {
    background: rgba(15, 23, 42, 0.95);
    border-top: 1px solid var(--border);
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--accent);
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: rgba(241, 245, 249, 0.7);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: var(--accent);
}

.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 2rem;
    text-align: center;
    font-size: 0.9rem;
    color: rgba(241, 245, 249, 0.6);
}

/* Images */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        gap: 1rem;
        font-size: 0.85rem;
    }
    
    .section h1 {
        font-size: 1.8rem;
    }
    
    .section h2 {
        font-size: 1.5rem;
    }
    
    .grid-2, .grid-3 {
        grid-template-columns: 1fr;
    }
}