:root{--green:#5f7138;--green-dark:#4c5b2c;--sage:#eef1e4;--cream:#f6f4ee;--ink:#1f2117;--muted:#6c6f61;--line:#e5e3da;--danger:#b3452f}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Be Vietnam Pro',system-ui,sans-serif;color:var(--ink);background:#f5f4ef;line-height:1.55}
a{color:inherit;text-decoration:none}
input,select,textarea,button{font-family:inherit;font-size:.92rem}

/* Login */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:radial-gradient(120% 80% at 50% 0,#eef0e6,#dfe4d3)}
.login-card{background:#fff;border-radius:18px;box-shadow:0 20px 50px rgba(40,45,25,.12);padding:40px;width:100%;max-width:400px}
.login-card .brand{font-size:1.4rem;font-weight:700;color:var(--green);text-align:center;margin-bottom:6px}
.login-card .sub{text-align:center;color:var(--muted);font-size:.85rem;margin-bottom:26px}

/* Layout */
.shell{display:flex;min-height:100vh}
.sidebar{width:240px;background:#fff;border-right:1px solid var(--line);padding:24px 16px;position:sticky;top:0;height:100vh;flex:none}
.sidebar .brand{font-weight:700;color:var(--green);font-size:1.15rem;padding:0 12px 20px;border-bottom:1px solid var(--line);margin-bottom:16px}
.sidebar nav a{display:flex;align-items:center;gap:10px;padding:11px 12px;border-radius:10px;color:var(--ink);font-size:.9rem;margin-bottom:4px}
.sidebar nav a:hover{background:var(--sage)}
.sidebar nav a.active{background:var(--green);color:#fff}
.main{flex:1;padding:28px 34px;min-width:0}
.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.topbar h1{font-size:1.5rem;font-weight:600}
.who{color:var(--muted);font-size:.85rem;display:flex;align-items:center;gap:14px}

/* Widgets */
.btn{display:inline-flex;align-items:center;gap:8px;border:none;border-radius:10px;padding:10px 18px;font-weight:500;cursor:pointer;transition:.15s}
.btn-primary{background:var(--green);color:#fff}.btn-primary:hover{background:var(--green-dark)}
.btn-ghost{background:#fff;border:1px solid var(--line);color:var(--ink)}
.btn-sm{padding:6px 12px;font-size:.82rem;border-radius:8px}
.btn-danger{background:#fff;border:1px solid #e6c6bd;color:var(--danger)}
.btn-danger:hover{background:var(--danger);color:#fff}

.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:28px}
.stat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px}
.stat .n{font-size:1.9rem;font-weight:700;color:var(--green)}
.stat .l{color:var(--muted);font-size:.85rem;margin-top:2px}

.panel{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;margin-bottom:22px}
.panel h2{font-size:1.05rem;font-weight:600;margin-bottom:16px}

table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:12px 10px;border-bottom:1px solid var(--line);font-size:.88rem;vertical-align:middle}
th{color:var(--muted);font-weight:500;font-size:.8rem;text-transform:uppercase;letter-spacing:.4px}
.badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:.75rem;font-weight:500}
.badge.pub{background:var(--sage);color:var(--green-dark)}
.badge.draft{background:#eee;color:#777}
.badge.role{background:#eef0e6;color:var(--green-dark)}

/* Forms */
.field{margin-bottom:18px}
.field label{display:block;font-size:.85rem;font-weight:500;margin-bottom:6px}
.field input[type=text],.field input[type=email],.field input[type=password],.field input[type=number],.field select,.field textarea{
  width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:10px;background:#fff}
.field textarea{min-height:260px;resize:vertical;line-height:1.6}
.field .hint{color:var(--muted);font-size:.78rem;margin-top:5px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.row3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px}
.check{display:flex;align-items:center;gap:8px}
.check input{width:16px;height:16px}
.form-actions{display:flex;gap:12px;margin-top:10px}

.flash{padding:12px 16px;border-radius:10px;margin-bottom:20px;font-size:.88rem}
.flash.ok{background:var(--sage);color:var(--green-dark)}
.flash.err{background:#f7e4de;color:var(--danger)}
.inline{display:inline}

.media-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px}
.media-item{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff}
.media-item img{width:100%;height:120px;object-fit:cover;display:block}
.media-item .mi{padding:8px;display:flex;justify-content:space-between;align-items:center;gap:6px}
.media-item .path{font-size:.72rem;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

details.editrow{margin-top:8px}
details.editrow summary{cursor:pointer;color:var(--green);font-size:.82rem}

@media(max-width:820px){
  .cards{grid-template-columns:1fr 1fr}
  .sidebar{width:64px}
  .sidebar .brand,.sidebar nav a span{display:none}
  .row2,.row3{grid-template-columns:1fr}
}

/* Bài dạng video (bổ sung) */
.only-video{display:none}
.body-label-video{display:none}

/* Thẻ chọn loại bài (bổ sung) */
.type-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:22px}
.type-card{position:relative;border:2px solid var(--line);border-radius:14px;background:#fff;padding:18px 20px;cursor:pointer;transition:.15s;display:block}
.type-card:hover{border-color:var(--green)}
.type-card input{position:absolute;opacity:0;pointer-events:none}
.type-card.active{border-color:var(--green);background:var(--sage);box-shadow:0 6px 18px rgba(95,113,56,.12)}
.type-card .tc-icon{font-size:1.6rem}
.type-card .tc-title{font-weight:600;margin-top:6px}
.type-card .tc-desc{color:var(--muted);font-size:.82rem;margin-top:2px}
@media(max-width:820px){.type-cards{grid-template-columns:1fr}}

/* Trinh soan thao van ban (bo sung) */
.editor{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff}
.editor-toolbar{display:flex;flex-wrap:wrap;gap:4px;align-items:center;padding:8px;border-bottom:1px solid var(--line);background:#faf9f5}
.editor-toolbar button{background:#fff;border:1px solid var(--line);border-radius:7px;min-width:32px;height:32px;padding:0 8px;cursor:pointer;font-size:.85rem;color:var(--ink)}
.editor-toolbar button:hover{border-color:var(--green);color:var(--green)}
.editor-toolbar .sep{width:1px;height:22px;background:var(--line);margin:0 4px}
.rte{min-height:300px;padding:16px 18px;line-height:1.6;font-size:1rem;outline:none}
.rte:focus{box-shadow:inset 0 0 0 2px rgba(95,113,56,.15)}
.rte p{margin:0 0 12px}
.rte h2{font-size:1.35rem;color:var(--green);margin:16px 0 8px}
.rte h3{font-size:1.15rem;margin:14px 0 6px}
.rte blockquote{border-left:3px solid var(--green);background:var(--sage);padding:10px 14px;margin:12px 0;border-radius:0 8px 8px 0;color:#555}
.rte img{max-width:100%;border-radius:8px;margin:8px 0}
.rte iframe{width:100%;aspect-ratio:16/9;height:auto;border:0;border-radius:8px;margin:8px 0}
.rte ul,.rte ol{margin:0 0 12px 22px}
.rte:empty:before{content:"Nhap noi dung bai viet...";color:var(--muted)}