*{margin:0;padding:0;box-sizing:border-box;font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif}
body{background:#121217;color:#fff;padding:20px}
.container{max-width:1200px;margin:0 auto}
h1,h2,h3{margin:20px 0;color:#fff}
hr{border:0;border-top:1px solid #2c2c3c;margin:25px 0}
.card-wrap{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:20px;margin:30px 0}
.card{display:block;padding:40px 20px;background:#1f1f2b;border-radius:14px;text-align:center;font-size:22px;color:#fff;text-decoration:none;transition:.2s}
.card:hover{background:#2b2b3f}
.back-btn{display:inline-block;margin:10px 0;color:#79aaff;text-decoration:none}
.item-wrap{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:18px;margin:20px 0}
.item-card{background:#1f1f2b;border-radius:12px;overflow:hidden;text-decoration:none;color:#fff;transition:.2s}
.item-card:hover{background:#2b2b3f}
.item-card img{width:100%;height:120px;object-fit:cover;display:block}
.item-title{padding:10px;text-align:center;font-size:14px;word-break:break-all}
.admin-entry{margin-top:40px;text-align:center}
.admin-entry a{color:#aaa}
.top-bar{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;margin-bottom:20px}
.logout{display:inline-block;background:#292938;padding:8px 14px;border-radius:8px;color:#fff;text-decoration:none;margin-left:10px;font-size:15px;border:0;cursor:pointer}
form{background:#1a1a24;padding:20px;border-radius:12px;margin:15px 0}
form.plain{background:none;padding:0;margin:0}
input,select,button{width:100%;padding:12px;margin:8px 0;border:0;border-radius:8px;font-size:15px}
input[type=checkbox]{width:auto;margin:0 6px 0 0}
button{background:#4466ff;color:#fff;cursor:pointer}
button.btn-auto{width:auto;margin:0 0 0 10px;padding:8px 14px;background:#292938}
button.danger{background:#c0392b}
.cate-row{display:flex;gap:10px}
.cate-row form{margin:6px 0}
.cate-row form:first-child{flex:1}
.inline-form{display:flex;gap:10px;align-items:center;padding:10px}
.inline-form input{width:auto;flex:1;margin:0;min-width:0}
.inline-form button{width:auto;margin:0;white-space:nowrap}
.muted{color:#888;font-size:13px}
.list-box{background:#1a1a24;padding:15px;border-radius:12px}
.list-item{padding:10px 0;border-bottom:1px solid #2c2c3c;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.thumb{max-width:160px;max-height:100px;border-radius:8px;display:block;margin:6px 0}
.thumb.s{width:48px;height:36px;object-fit:cover;margin:0}
.edit{color:#79aaff;margin-left:auto;text-decoration:none}
.link-btn{width:auto;background:none;color:#ff6b6b;padding:0;margin:0 0 0 12px}
.err,.ok{padding:10px;border-radius:8px;margin:10px 0}
.err{background:#ff334433;color:#ff9999}
.ok{background:#2ecc7133;color:#9effc0}
.login-box{max-width:450px;margin:80px auto}