:root{--bg-dark: #1a1a2e;--bg-darker: #16213e;--bg-card: #0f3460;--accent-gold: #d4a574;--accent-gold-hover: #b88a5b;--text-light: #ffffff;--text-gray: #a0a0a0;--danger: #e94560}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;background-color:var(--bg-dark);color:var(--text-light);-webkit-font-smoothing:antialiased}*{box-sizing:border-box}a{text-decoration:none;color:var(--accent-gold)}.app-container{min-height:100vh;display:flex;flex-direction:column}header{background-color:var(--bg-darker);padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center;border-bottom:2px solid var(--accent-gold)}header h1{margin:0;color:var(--accent-gold);font-size:1.5rem}.btn{background-color:var(--accent-gold);color:var(--bg-dark);border:none;padding:.5rem 1rem;border-radius:4px;cursor:pointer;font-weight:700;transition:background-color .2s}.btn:hover{background-color:var(--accent-gold-hover)}.btn-danger{background-color:var(--danger);color:#fff}.btn-danger:hover{background-color:#c8324a}main{flex:1;padding:2rem;max-width:1200px;margin:0 auto;width:100%}.card{background-color:var(--bg-card);border-radius:8px;padding:1.5rem;margin-bottom:1rem}.form-group{margin-bottom:1rem}.form-group label{display:block;margin-bottom:.5rem;color:var(--text-gray)}.form-group input,.form-group select{width:100%;padding:.75rem;border-radius:4px;border:1px solid var(--bg-darker);background-color:var(--bg-dark);color:var(--text-light)}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem}