*{box-sizing:border-box}body{margin:0;font-family:Arial;background:#f3f4f6;color:#151515}.admin-layout{display:flex;min-height:100vh}aside{width:240px;background:#111;color:#fff;padding:20px;position:fixed;inset:0 auto 0 0}aside .brand{font-size:22px;font-weight:900;padding:10px 5px 25px}aside a{display:block;color:#ccc;text-decoration:none;padding:12px;border-radius:8px;margin:3px 0}aside a:hover,aside a.active{background:#fff;color:#111}main{margin-left:240px;width:calc(100% - 240px);padding:35px;max-width:1500px}h1{font-size:34px}.panel{background:#fff;padding:25px;border-radius:15px;margin:0 0 20px;box-shadow:0 5px 20px #0001}.panel label{display:block;font-weight:bold;margin:12px 0 6px}.panel input,.panel textarea{width:100%;padding:12px;border:1px solid #ddd;border-radius:8px;font:inherit}.panel button,.login-card button{background:#111;color:#fff;border:0;padding:13px 20px;border-radius:8px;margin-top:15px;cursor:pointer;font-weight:bold}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.stat{background:#fff;padding:25px;border-radius:15px}.stat b{font-size:36px;display:block}.stat span{color:#777}.quick{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.quick a{background:#111;color:#fff;padding:18px;border-radius:8px;text-decoration:none}.success,.alert{background:#e8f7ec;padding:13px;border-radius:8px;margin-bottom:18px}.alert{background:#fdeaea}.check{display:flex!important;gap:8px;align-items:center}.check input{width:auto!important}.login-page{background:#111;display:grid;place-items:center;min-height:100vh}.login-card{background:#fff;width:min(430px,92%);padding:35px;border-radius:20px}.login-card .logo{font-size:28px;font-weight:900}.login-card label{display:block;font-weight:bold;margin-top:15px}.login-card input{width:100%;padding:13px;margin-top:6px;border:1px solid #ddd;border-radius:8px}.login-card button{width:100%}.login-card a{display:block;margin-top:15px;color:#111}@media(max-width:800px){.admin-layout{display:block}aside{position:static;width:100%;height:auto}aside a{display:inline-block}main{margin:0;width:100%;padding:20px}.cards,.quick{grid-template-columns:1fr}}