:root{font-family:Inter,PingFang SC,sans-serif;color:#18202a;background:#f5f7fa}*{box-sizing:border-box}body{margin:0}.admin{display:grid;grid-template-columns:220px 1fr;min-height:100vh}.side{background:#142033;color:white;padding:28px 20px}.side a{display:block;color:#cbd5e1;text-decoration:none;padding:12px;border-radius:9px}.side a:hover{background:#26364e;color:white}.content{padding:32px;max-width:1100px}.card{background:white;border:1px solid #e5e9ef;border-radius:14px;padding:18px;margin:12px 0}.grid{grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:12px;gap:12px}.grid,label{display:grid}label{grid-gap:6px;gap:6px}button,input,select,textarea{font:inherit;padding:10px;border:1px solid #ccd3dc;border-radius:8px}button{background:#e8442e;color:white;border:0;cursor:pointer}.poster-preview{width:120px;aspect-ratio:3/4;object-fit:cover;border-radius:10px;background:linear-gradient(145deg,#24324a,#e8442e);background-size:cover;background-position:50%}@media (max-width:700px){.admin{grid-template-columns:1fr}.side{display:flex;overflow:auto;padding:10px}.content{padding:16px}.grid{grid-template-columns:1fr}}