:root{--red:#ff0018;--dark:#171717;--soft:#f4f5f7;--line:#e5e7eb;--text:#282828}*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,sans-serif;color:var(--text);background:var(--soft)}a{text-decoration:none;color:inherit}.login-body{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#ff0018,#9f000f);padding:20px}.login-card{width:min(430px,100%);background:#fff;padding:38px;border-radius:18px;box-shadow:0 30px 80px rgba(0,0,0,.25);display:grid;gap:16px}.login-card img{width:230px;background:var(--red);padding:9px;margin:auto}.login-card h1{text-align:center;margin:8px 0 0}.login-card p{text-align:center;margin:0;color:#6b7280}.login-card label,.admin-form label{display:grid;gap:7px;font-size:13px;font-weight:800}.login-card input,.admin-form input,.admin-form select,.admin-form textarea{border:1px solid var(--line);border-radius:8px;padding:12px;font:inherit;width:100%;background:#fff}.login-card button,.admin-btn{border:0;background:var(--red);color:#fff;border-radius:8px;padding:12px 18px;font-weight:900;cursor:pointer;text-align:center}.login-card small{color:#777;text-align:center}.admin-sidebar{position:fixed;left:0;top:0;bottom:0;width:245px;background:var(--dark);color:#fff;padding:24px 18px;display:flex;flex-direction:column;z-index:20}.admin-brand img{width:190px;height:64px;object-fit:contain;background:var(--red);padding:8px}.admin-sidebar nav{display:grid;gap:4px;margin-top:28px}.admin-sidebar nav a{padding:11px 13px;border-radius:7px;color:#d2d2d2}.admin-sidebar nav a:hover,.admin-sidebar nav a.active{background:var(--red);color:#fff}.logout{margin-top:auto;border:1px solid #555;padding:10px;border-radius:7px;text-align:center}.admin-shell{margin-left:245px;min-height:100vh}.admin-top{height:70px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 30px;position:sticky;top:0;z-index:10}.admin-top button{display:none}.admin-top a{color:var(--red);font-weight:800}.admin-main{padding:32px;max-width:1500px}.admin-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:22px}.admin-heading h1{margin:0;font-size:30px}.admin-heading p{margin:4px 0 0;color:#777}.stat-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:25px}.stat-cards div{background:#fff;border:1px solid var(--line);border-radius:12px;padding:24px}.stat-cards span{color:#777}.stat-cards strong{display:block;font-size:38px;color:var(--red);margin-top:8px}.admin-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:24px;margin-bottom:22px}.admin-card h2{margin-top:0}.quick-links{display:flex;gap:12px;flex-wrap:wrap}.quick-links a{background:#fff0f2;color:var(--red);font-weight:800;padding:10px 13px;border-radius:7px}.admin-alert{padding:13px 16px;border-radius:8px;margin-bottom:20px}.admin-alert.success{background:#e8f7ed;color:#176035}.admin-alert.error{background:#fff0f2;color:#9f0010}.admin-form .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.admin-form label.wide{grid-column:1/-1}.admin-form label small{font-weight:400;color:#777}.admin-form textarea{resize:vertical}
.admin-form label small.upload-guide{display:block;margin:2px 0 4px;padding:10px 12px;border-left:4px solid var(--red);border-radius:6px;background:#fff3f5;color:#5f3035;line-height:1.5;font-weight:500}.admin-form label small.upload-guide strong{color:var(--red);font-weight:900}.form-preview.banner-preview{width:min(100%,520px);height:auto;aspect-ratio:16/9;object-fit:contain;background:#f3f4f6}
.admin-form .checkbox{display:flex;flex-direction:row;align-items:center;gap:8px}.admin-form .checkbox input{width:auto}.form-preview{width:130px;height:100px;object-fit:cover;border:1px solid var(--line);border-radius:7px;margin-top:8px}.form-preview.logo{object-fit:contain;background:#fff}.form-preview.red-bg{background:var(--red)}.form-actions{display:flex;align-items:center;gap:16px;margin-top:24px}.table-wrap{overflow:auto;padding:0}.table-wrap table{width:100%;border-collapse:collapse;min-width:700px}.table-wrap th,.table-wrap td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--line)}.table-wrap th{background:#fafafa;font-size:12px;text-transform:uppercase}.table-wrap td:last-child{display:flex;align-items:center;gap:12px}.table-wrap td a{color:var(--red);font-weight:800}.table-wrap form,.cards-list form,.message footer form{display:inline}.link-danger{border:0;background:none;color:#b00012;cursor:pointer;padding:0}.table-product{display:flex;align-items:center;gap:12px}.table-product img{width:52px;height:52px;object-fit:cover;border-radius:7px;background:#ffd200}.cards-list{display:grid;gap:12px}.cards-list>div{display:grid;grid-template-columns:80px 1fr auto auto;align-items:center;gap:16px;border-bottom:1px solid var(--line);padding-bottom:12px}.cards-list>div:last-child{border:0}.cards-list img{width:76px;height:62px;object-fit:cover;border-radius:6px;background:#ffd200}.cards-list img.brand-thumb{object-fit:contain;background:#fff}.cards-list section strong,.cards-list section small{display:block}.cards-list section small{color:#777}.emoji{font-size:32px;text-align:center}.page-tabs{display:flex;gap:6px;margin-bottom:16px}.page-tabs a{background:#fff;padding:10px 14px;border:1px solid var(--line);border-radius:7px}.page-tabs a.active{background:var(--red);color:#fff}.message-list{display:grid;gap:16px}.message{margin:0}.message.unread{border-left:5px solid var(--red)}.message header,.message footer{display:flex;align-items:center;justify-content:space-between;gap:20px}.message h3{margin:0}.message small{color:#777}.message footer{border-top:1px solid var(--line);padding-top:14px;font-size:13px}.message footer div{display:flex;gap:10px}.message button{border:0;background:#eee;padding:7px 10px;border-radius:5px;cursor:pointer}
@media(max-width:950px){.admin-sidebar{transform:translateX(-100%);transition:.25s}.admin-sidebar.open{transform:none}.admin-shell{margin-left:0}.admin-top button{display:inline-block;margin-right:10px}.stat-cards{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.admin-main{padding:20px 14px}.admin-heading{align-items:flex-start;flex-direction:column}.stat-cards,.admin-form .form-grid{grid-template-columns:1fr}.admin-form label.wide{grid-column:auto}.cards-list>div{grid-template-columns:60px 1fr}.cards-list>div>a,.cards-list>div>form{grid-column:auto}.message header,.message footer{align-items:flex-start;flex-direction:column}.page-tabs{overflow:auto}.admin-top{padding:0 15px}}