:root{
  --bg:#0a0c12; --panel:#11141d; --panel2:#161a26; --surface:#151a26; --surface2:#1c2231;
  --border:#242a3a; --text:#eef1f8; --text2:#9aa3b8; --text3:#6b7488;
  --tint:#D9941C; --tint2:#E5A93C; --tint-text:#17130a; --danger:#EF4444; --success:#22C55E;
  color-scheme: dark;
}
*{box-sizing:border-box;}
html,body{margin:0; padding:0; height:100%; overflow:hidden; overscroll-behavior:none;}
body{
  background:var(--bg); color:var(--text); font-family:'Plus Jakarta Sans','Be Vietnam Pro',system-ui,sans-serif;
  font-size:13px; -webkit-tap-highlight-color:transparent;
}
.msym{
  font-family:'Material Symbols Outlined';
  font-variation-settings:'FILL' 0,'wght' 400,'GRAD' 0,'opsz' 24;
  font-size:20px; line-height:1; display:inline-block; vertical-align:middle;
}
button{font-family:inherit; cursor:pointer;}
input,textarea,select{font-family:inherit; font-size:12.5px;}
::-webkit-scrollbar{width:8px; height:8px;}
::-webkit-scrollbar-thumb{background:#2a3145; border-radius:8px;}
a{color:inherit;}

#app{display:flex; flex-direction:column; height:100%; min-height:0; overflow:hidden;}

.btn{display:inline-flex; align-items:center; gap:6px; padding:8px 13px; border-radius:10px; border:1px solid var(--border); background:var(--surface2); color:var(--text); font-size:12.5px; font-weight:600; white-space:nowrap;}
.btn:hover{border-color:#3a4258;}
.btn.primary{background:var(--tint); border-color:var(--tint); color:var(--tint-text);}
.btn.primary:hover{background:var(--tint2); border-color:var(--tint2);}
.btn.ghost{background:transparent;}
.btn.danger{color:#ff8a8a; border-color:#4a2027;}
.btn.icon-only{padding:8px;}
.btn[disabled]{opacity:.5; cursor:default;}

/* ---------- màn hình Đăng nhập ---------- */
.login-screen{flex:1; display:flex; align-items:center; justify-content:center; padding:24px;}
.login-card{width:100%; max-width:360px; background:var(--panel); border:1px solid var(--border); border-radius:18px; padding:28px; display:flex; flex-direction:column; gap:16px;}
.login-brand{display:flex; align-items:center; gap:10px;}
.login-brand .ico{width:40px; height:40px; border-radius:12px; background:linear-gradient(135deg,var(--tint),var(--tint2)); display:flex; align-items:center; justify-content:center; color:var(--tint-text);}
.login-brand .t{font-size:16px; font-weight:800;}
.login-brand .s{font-size:11px; color:var(--text3);}
.field{display:flex; flex-direction:column; gap:6px;}
.field label{font-size:11px; color:var(--text2); font-weight:700;}
.field input[type=text], .field input[type=password], .field input[type=number], .field input[type=color], .field textarea, .field select{
  background:var(--surface2); border:1px solid var(--border); border-radius:9px; padding:9px 10px; color:var(--text); outline:none; width:100%;
}
.field input:focus, .field textarea:focus, .field select:focus{border-color:var(--tint);}
.field textarea{resize:vertical; min-height:70px; font-family:'SFMono-Regular',Consolas,monospace; font-size:11px;}
.icon-picker{display:flex; flex-direction:column; gap:8px;}
.icon-picker-grid{display:grid; grid-template-columns:repeat(auto-fill,minmax(82px,1fr)); gap:6px; max-height:220px; overflow:auto; padding:3px; border:1px solid var(--border); border-radius:10px; background:rgba(10,12,18,.45);}
.icon-picker-grid button{min-width:0; display:flex; align-items:center; gap:6px; padding:7px 8px; border-radius:8px; border:1px solid transparent; background:transparent; color:var(--text2); font-size:11px; font-weight:700; text-align:left;}
.icon-picker-grid button .msym{flex:0 0 auto;}
.icon-picker-grid button span:last-child{overflow:hidden; text-overflow:ellipsis; white-space:nowrap;}
.icon-picker-grid button:hover{background:var(--surface2); border-color:var(--border);}
.icon-picker-grid button.active{background:rgba(217,148,28,.14); border-color:var(--tint); color:var(--text);}
.range-field{display:grid; grid-template-columns:1fr 42px; align-items:center; gap:8px;}
.range-field input[type=range]{width:100%; padding:0;}
.range-field span{font-size:11px; font-weight:800; color:var(--text2); text-align:right;}
.login-error{color:#ff8a8a; font-size:12px; min-height:16px;}
.login-hint{font-size:10.5px; color:var(--text3); line-height:1.4;}
.login-divider{display:flex; align-items:center; gap:10px; color:var(--text3); font-size:10.5px; font-weight:700; text-transform:uppercase;}
.login-divider:before,.login-divider:after{content:""; height:1px; background:var(--border); flex:1;}
.google-login{background:#fff; color:#202124; border-color:#d7dce3;}
.google-login:hover{border-color:#fff;}
.google-login[disabled]{background:var(--surface2); color:var(--text3); border-color:var(--border);}
.google-mark{width:19px; height:19px; border-radius:50%; background:#fff; color:#4285F4; display:inline-flex; align-items:center; justify-content:center; font-weight:800; font-family:Arial,sans-serif; font-size:14px;}
.google-login[disabled] .google-mark{opacity:.55;}

/* ---------- màn hình Danh sách layout ---------- */
.list-screen{flex:1; min-height:0; display:flex; flex-direction:column; overflow:auto;}
.list-topbar{display:flex; align-items:center; justify-content:space-between; gap:16px; padding:16px 24px; border-bottom:1px solid var(--border); background:var(--panel);}
.list-body{flex:1; min-height:0; padding:24px; max-width:920px; width:100%; margin:0 auto;}
.list-head{display:flex; align-items:center; justify-content:space-between; margin-bottom:16px; gap:12px; flex-wrap:wrap;}
.list-head h1{font-size:19px; margin:0;}
.layout-grid{display:grid; grid-template-columns:repeat(auto-fill,minmax(230px,1fr)); gap:14px;}
.layout-card{border:1px solid var(--border); border-radius:14px; background:var(--panel); padding:16px; display:flex; flex-direction:column; gap:10px; cursor:pointer; transition:border-color .15s ease;}
.layout-card:hover{border-color:var(--tint);}
.layout-card .thumb{height:64px; border-radius:10px; background:linear-gradient(135deg,#1c2231,#0f1219); display:flex; align-items:center; justify-content:center; color:var(--text3);}
.layout-card .name{font-weight:700; font-size:13.5px;}
.layout-card .meta{font-size:10.5px; color:var(--text3);}
.layout-card .row-actions{display:flex; gap:6px; margin-top:2px;}
.layout-card .row-actions button{flex:1; padding:6px; border-radius:8px; border:1px solid var(--border); background:var(--surface2); color:var(--text2); font-size:11px; display:flex; align-items:center; justify-content:center; gap:4px;}
.layout-card .row-actions button:hover{border-color:var(--tint); color:var(--text);}
.layout-card .row-actions button.danger:hover{border-color:#4a2027; color:#ff8a8a;}
.empty-state{border:1.5px dashed var(--border); border-radius:16px; padding:40px 20px; text-align:center; color:var(--text3);}
.empty-state .msym{font-size:32px; margin-bottom:8px; color:var(--text3);}
.welcome-panel{border:1px solid var(--border); border-radius:16px; background:linear-gradient(180deg,var(--panel),#0e121b); padding:22px; display:flex; flex-direction:column; gap:12px;}
.welcome-kicker{font-size:11px; font-weight:800; color:var(--tint); text-transform:uppercase; letter-spacing:.04em;}
.welcome-panel h2{margin:0; font-size:22px; line-height:1.25;}
.welcome-panel p{margin:0 0 6px; color:var(--text2); line-height:1.55; max-width:680px;}
.template-chooser{display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:12px; margin-top:8px;}
.template-chooser.compact{grid-template-columns:1fr; max-height:420px; overflow:auto; padding-right:2px;}
.template-card{width:100%; text-align:left; border:1px solid var(--border); border-radius:14px; background:var(--surface); color:var(--text); padding:14px; display:flex; gap:12px; align-items:flex-start; cursor:pointer; transition:border-color .15s ease, transform .15s ease, background .15s ease;}
.template-card:hover{border-color:var(--tint); background:var(--surface2); transform:translateY(-1px);}
.template-card[disabled]{opacity:.7; cursor:default; transform:none;}
.template-icon{width:38px; height:38px; border-radius:12px; background:#0b0e15; border:1px solid var(--border); display:flex; align-items:center; justify-content:center; flex:0 0 auto;}
.template-copy{display:flex; flex-direction:column; gap:5px; min-width:0;}
.template-name{font-weight:800; font-size:13px;}
.template-desc{font-size:11.5px; line-height:1.45; color:var(--text2);}
.template-meta{display:flex; align-items:center; gap:4px; color:var(--text3); font-size:10.5px; font-weight:700;}
.modal-note{font-size:11.5px; color:var(--text2); line-height:1.5; margin:0 0 12px;}
.users-modal{display:flex; flex-direction:column; gap:12px;}
.users-list{display:flex; flex-direction:column; gap:8px; max-height:520px; overflow:auto; padding-right:2px;}
.user-row{display:grid; grid-template-columns:34px 1fr 132px; gap:10px; align-items:center; border:1px solid var(--border); border-radius:12px; background:var(--surface); padding:10px;}
.user-avatar{width:34px; height:34px; border-radius:50%; background:linear-gradient(135deg,var(--tint),var(--tint2)); color:var(--tint-text); display:flex; align-items:center; justify-content:center; font-weight:900;}
.user-main{min-width:0;}
.user-name{font-size:12.5px; font-weight:800; overflow:hidden; text-overflow:ellipsis; white-space:nowrap;}
.user-meta{font-size:10.5px; color:var(--text3); margin-top:2px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap;}
.user-role select{width:100%;}
.template-save-form{display:flex; flex-direction:column; gap:10px;}
.template-admin-modal{display:flex; flex-direction:column; gap:12px;}
.template-admin-list{display:flex; flex-direction:column; gap:10px; max-height:560px; overflow:auto; padding-right:2px;}
.template-admin-row{display:grid; grid-template-columns:minmax(190px,240px) minmax(0,1fr) minmax(210px,250px); gap:12px; align-items:start; border:1px solid var(--border); border-radius:14px; background:var(--surface); padding:10px;}
.template-admin-row .block-template-card{cursor:default; transform:none;}
.template-admin-row .block-template-add{display:none;}
.template-admin-meta{display:flex; flex-direction:column; gap:5px; min-width:0; font-size:11px; color:var(--text3);}
.template-admin-meta strong{font-size:13px; color:var(--text); overflow:hidden; text-overflow:ellipsis; white-space:nowrap;}
.template-admin-actions{display:flex; flex-direction:column; gap:8px;}
.template-admin-actions .btn{justify-content:center;}
.ai-admin-modal{display:flex; flex-direction:column; gap:14px;}
.ai-admin-settings,.ai-admin-users{display:flex; flex-direction:column; gap:10px;}
.ai-admin-card{border:1px solid var(--border); border-radius:12px; background:var(--surface); padding:12px; display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:10px;}
.ai-admin-card .checkbox-row,.ai-admin-card .ai-admin-title,.ai-admin-card .btn{grid-column:1 / -1;}
.ai-admin-title{font-size:12px; font-weight:900; color:var(--text); display:flex; align-items:center; gap:7px;}
.ai-user-row{display:grid; grid-template-columns:34px minmax(0,1fr) 86px 210px; gap:10px; align-items:center; border:1px solid var(--border); border-radius:12px; background:var(--surface); padding:10px;}
.ai-usage-stat{font-size:12px; color:var(--text2); text-align:center; display:flex; flex-direction:column; gap:2px;}
.ai-usage-stat strong{font-size:18px; color:var(--text);}
.ai-usage-stat span{font-size:10px; color:var(--text3);}
.ai-user-actions{display:grid; grid-template-columns:1fr 74px 74px; gap:6px;}
.ai-user-actions input{min-width:0;}
.ai-user-actions .btn{padding:8px 9px; justify-content:center;}
.ai-recent-log{margin:6px 0 0; white-space:pre-wrap; color:var(--text3); font-size:10px; line-height:1.35; font-family:'SFMono-Regular',Consolas,monospace; background:rgba(255,255,255,.03); border:1px solid var(--border); border-radius:8px; padding:6px;}
@media (max-width:760px){
  .template-admin-row{grid-template-columns:1fr;}
  .ai-admin-card{grid-template-columns:1fr;}
  .ai-user-row{grid-template-columns:34px 1fr; align-items:start;}
  .ai-usage-stat,.ai-user-actions{grid-column:2; text-align:left;}
}

/* ---------- shell trình soạn thảo (editor) ---------- */
.editor-shell{display:flex; flex-direction:column; flex:1; height:100%; max-height:100dvh; min-height:0; overflow:hidden; overscroll-behavior:none;}
.topbar{display:flex; align-items:center; justify-content:space-between; gap:10px; padding:10px 16px; border-bottom:1px solid var(--border); background:var(--panel); flex-wrap:wrap;}
.brand{display:flex; align-items:center; gap:10px; min-width:0;}
.brand-icon{width:34px; height:34px; border-radius:10px; background:linear-gradient(135deg,var(--tint),var(--tint2)); display:flex; align-items:center; justify-content:center; color:var(--tint-text); flex:0 0 auto;}
.layout-name-input{background:transparent; border:1px solid transparent; border-radius:8px; padding:5px 8px; font-size:14px; font-weight:800; color:var(--text); min-width:0;}
.layout-name-input:hover, .layout-name-input:focus{border-color:var(--border); background:var(--surface2);}
.brand-sub{font-size:10.5px; color:var(--text3);}
.topbar-actions,.topbar-controls{display:flex; align-items:center; justify-content:center; gap:8px; flex-wrap:wrap; min-width:0;}
.topbar-controls{flex:1 1 520px;}
.topbar-controls .btn{padding:7px 11px;}
.account-chip{display:flex; align-items:center; gap:7px; padding:5px 10px 5px 5px; border-radius:999px; border:1px solid var(--border); background:var(--surface2); cursor:pointer; position:relative;}
.account-avatar{width:26px; height:26px; border-radius:50%; background:linear-gradient(135deg,var(--tint),var(--tint2)); color:var(--tint-text); display:flex; align-items:center; justify-content:center; font-weight:800; font-size:11px;}
.role-pill{display:inline-flex; align-items:center; margin-left:7px; padding:2px 7px; border-radius:999px; border:1px solid var(--border); background:#10141e; color:var(--text2); font-size:10px; font-weight:800; vertical-align:middle;}
.readonly-banner{display:flex; align-items:center; gap:7px; padding:10px 12px; border-radius:11px; border:1px dashed #4a3a17; background:#1c1a0f; color:#e8c281; font-size:11.5px; font-weight:700; margin-bottom:14px;}
.readonly-banner.small{margin:0; padding:7px 10px; white-space:nowrap;}

.subbar{display:flex; align-items:center; justify-content:space-between; gap:12px; padding:9px 20px; border-bottom:1px solid var(--border); background:var(--panel2); flex-wrap:wrap;}
.seg{display:flex; background:var(--surface2); border:1px solid var(--border); border-radius:10px; padding:3px; gap:2px;}
.seg button{background:transparent; border:none; color:var(--text2); font-weight:700; font-size:12px; padding:6px 10px; border-radius:7px; display:flex; align-items:center; gap:6px;}
.seg button.active{background:var(--tint); color:var(--tint-text);}
.subbar-right{display:flex; align-items:center; gap:8px; position:relative;}
.autosave-status{display:inline-flex; align-items:center; min-height:30px; padding:0 9px; border-radius:999px; border:1px solid var(--border); background:#111722; color:var(--text3); font-size:10.5px; font-weight:800; white-space:nowrap;}
.autosave-status.saved{color:#93dcb1; border-color:#173a24; background:#0f1c15;}
.autosave-status.pending,.autosave-status.saving{color:#e8c281; border-color:#4a3a17; background:#1c1a0f;}
.autosave-status.error{color:#ff8a8a; border-color:#4a2027; background:#241014;}

.pagebar{display:flex; align-items:center; justify-content:space-between; gap:12px; padding:9px 16px; border-bottom:1px solid var(--border); flex-wrap:wrap;}
.pagebar-left{display:flex; align-items:center; gap:8px; flex-wrap:wrap; min-width:0;}
.page-picker{font-size:14px; font-weight:800; background:#171a22; color:var(--text); border:1px solid var(--border); border-radius:9px; padding:7px 10px; font-family:inherit; max-width:220px;}
.pagebar-right{display:flex; align-items:center; gap:8px; flex-wrap:wrap;}
.toolbar-divider{width:1px; height:28px; background:var(--border); display:inline-block; margin:0 2px;}
.page-design-tools{display:flex; align-items:center; gap:8px; flex-wrap:wrap;}

.ai-status-banner{margin:0 20px 0; padding:8px 13px; border:1px dashed #4a3a17; background:#1c1a0f; color:#e8c281; border-radius:10px; font-size:11px; display:flex; align-items:center; gap:8px; margin-top:10px;}
.ai-status-banner.ok{border-color:#173a24; background:#0f1c15; color:#93dcb1;}
.ai-status-banner .msym{font-size:15px;}
.ai-quota{font-size:11px; color:var(--text2); background:rgba(255,255,255,.035); border:1px solid var(--border); border-radius:10px; padding:8px 11px; display:flex; align-items:center; gap:7px;}
.ai-quota.exhausted{color:#ffb4b4; border-color:#4a2027; background:rgba(239,68,68,.08);}

.main{display:flex; flex:1; min-height:0; gap:0; overflow:hidden; overscroll-behavior:none;}
.col{min-height:0; overflow:hidden;}
.col-lib{width:420px; flex:0 0 auto; background:var(--panel); padding:14px; display:flex; flex-direction:column; gap:12px; min-width:220px; max-width:520px; overflow:hidden; overscroll-behavior:contain; touch-action:pan-y;}
.col-canvas{flex:1; min-width:0; height:100%; max-height:100%; background:radial-gradient(circle at 50% 0%, #141826, #0a0c12 60%); display:flex; flex-direction:column; align-items:center; justify-content:flex-start; padding:18px 14px 28px; overflow:hidden; overscroll-behavior:none; touch-action:none;}
.col-props{width:460px; flex:0 0 auto; background:var(--panel); display:flex; flex-direction:column; height:100%; min-height:0; min-width:280px; max-width:560px; overflow:hidden; overscroll-behavior:contain; touch-action:pan-y;}
.col-props.hidden{display:none;}
.main.fullscreen .col-lib, .main.fullscreen .col-props{display:none;}
.main.fullscreen .col-resizer{display:none;}
.col-resizer{width:9px; flex:0 0 9px; position:relative; cursor:col-resize; background:var(--panel); border-left:1px solid var(--border); border-right:1px solid var(--border); z-index:2;}
.col-resizer::after{content:""; position:absolute; top:50%; left:50%; width:3px; height:44px; border-radius:99px; background:#2f3648; transform:translate(-50%,-50%); transition:background .15s ease, height .15s ease;}
.col-resizer:hover::after,.resizing-columns .col-resizer::after{background:var(--tint); height:68px;}
.resizing-columns{cursor:col-resize; user-select:none;}
.resizing-columns iframe,.resizing-columns button,.resizing-columns input,.resizing-columns select,.resizing-columns textarea{pointer-events:none;}

.lib-group-title{font-size:10px; font-weight:800; letter-spacing:.06em; color:var(--text3); text-transform:uppercase; margin:10px 0 6px;}
.lib-group-title:first-child{margin-top:0;}
.library-tabs{display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:5px; padding:4px; border:1px solid var(--border); border-radius:12px; background:var(--surface2); flex:0 0 auto;}
.library-tabs button{min-width:0; border:none; border-radius:9px; background:transparent; color:var(--text3); padding:8px 5px; font-size:10.5px; font-weight:850; display:flex; align-items:center; justify-content:center; gap:4px;}
.library-tabs button.active{background:var(--tint); color:var(--tint-text);}
.library-pane{flex:1; min-height:0; overflow-y:auto; padding-right:2px; display:flex; flex-direction:column; gap:0; overscroll-behavior:contain; touch-action:pan-y;}
.library-pane::-webkit-scrollbar{width:0; height:0;}
.lib-list{display:flex; flex-direction:column; gap:6px;}
.col-lib.wide .lib-list,.col-lib.wide .block-template-list{display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:8px;}
.col-lib.wide .block-template-card{min-width:0; padding:9px;}
.col-lib.wide .block-template-head{gap:7px;}
.col-lib.wide .block-template-ico{width:28px; height:28px; border-radius:9px;}
.col-lib.wide .block-template-desc{display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;}
.col-lib.wide .block-template-preview{grid-template-columns:1fr; gap:4px;}
.col-lib.wide .lib-item{min-width:0; padding:8px 7px;}
.col-lib.wide .lib-ico{width:26px; height:26px;}
.col-lib.wide .lib-txt .d{display:none;}
.lib-item{display:flex; align-items:center; gap:9px; padding:8px; border:1px solid var(--border); border-radius:11px; background:var(--surface2);}
.lib-item:hover{border-color:var(--tint); cursor:grab;}
.lib-item.dragging{opacity:.55; border-color:var(--tint);}
.lib-ico{width:28px; height:28px; border-radius:8px; background:#242b3e; color:var(--tint2); display:flex; align-items:center; justify-content:center; flex:0 0 auto;}
.lib-ico .msym{font-size:16px;}
.lib-txt{flex:1; min-width:0;}
.lib-txt .t{font-weight:700; font-size:11.5px;}
.lib-txt .d{font-size:9.5px; color:var(--text3); margin-top:1px;}
.lib-add{width:22px; height:22px; border-radius:6px; border:1px solid var(--border); background:transparent; color:var(--text2); display:flex; align-items:center; justify-content:center; flex:0 0 auto;}
.lib-add:hover{border-color:var(--tint); color:var(--tint);}
.block-template-list{display:flex; flex-direction:column; gap:8px;}
.block-template-card{border:1px solid var(--border); border-radius:14px; background:linear-gradient(180deg,var(--surface2),rgba(18,22,33,.92)); padding:10px; display:flex; flex-direction:column; gap:9px; cursor:grab; transition:border-color .15s ease, transform .15s ease, background .15s ease;}
.block-template-card:hover{border-color:var(--tint); transform:translateY(-1px); background:linear-gradient(180deg,#202638,rgba(18,22,33,.96));}
.block-template-card.dragging{opacity:.58; border-color:var(--tint);}
.block-template-head{display:flex; align-items:flex-start; gap:9px; min-width:0;}
.block-template-ico{width:32px; height:32px; border-radius:10px; background:#0d111a; border:1px solid var(--border); display:flex; align-items:center; justify-content:center; flex:0 0 auto;}
.block-template-main{flex:1; min-width:0;}
.block-template-name{font-size:12px; font-weight:850; color:var(--text); line-height:1.2;}
.block-template-desc{font-size:10.2px; color:var(--text3); line-height:1.35; margin-top:3px;}
.block-template-add{width:24px; height:24px; border-radius:7px; border:1px solid var(--border); background:transparent; color:var(--text2); display:flex; align-items:center; justify-content:center; flex:0 0 auto;}
.block-template-add:hover{border-color:var(--tint); color:var(--tint);}
.block-template-preview{display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:5px;}
.block-template-preview span{min-width:0; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; border:1px solid rgba(255,255,255,.06); background:rgba(255,255,255,.045); border-radius:8px; padding:5px 6px; color:var(--text2); font-size:9.5px; font-weight:800; text-align:center;}
.template-status{font-size:9.5px; font-weight:900; border-radius:999px; padding:4px 7px; align-self:flex-start; border:1px solid var(--border); color:var(--text3);}
.template-status.pending{color:#FBBF24; border-color:rgba(251,191,36,.35); background:rgba(251,191,36,.08);}
.template-status.rejected{color:#FB7185; border-color:rgba(251,113,133,.35); background:rgba(251,113,133,.08);}

/* ---------- Phone canvas ---------- */
.phone{width:clamp(220px, min(340px, calc((100dvh - 150px) * .4735), 100%), 340px); height:auto; aspect-ratio:340/718; max-width:100%; max-height:100%; border-radius:38px; background:#111318; padding:12px; box-shadow:0 30px 70px rgba(0,0,0,.55), 0 0 0 1px #1c2131; box-sizing:border-box; flex:0 1 auto; overflow:hidden;}
.phone.tablet{width:clamp(300px, min(520px, calc((100dvh - 150px) * .7243), 100%), 520px); aspect-ratio:520/718;}
.phone-screen{
  --a-bg:#F5F6FA; --a-surface:#FFFFFF; --a-surface2:#ECEEF2; --a-text:#111827; --a-text2:#6B7280; --a-text3:#9CA3AF;
  --a-border:#E2E4E9; --a-tint:#D9941C; --a-tint-text:#0A0B0D;
  --a-radius:18px; --a-card-radius:20px; --a-spacing:12px; --a-shadow:0 10px 26px rgba(15,23,42,.10);
  background:var(--a-bg); color:var(--a-text); border-radius:28px; overflow:hidden; display:flex; flex-direction:column; width:100%; height:100%;
}
.status-bar{display:flex; align-items:center; justify-content:space-between; padding:10px 18px 2px; font-size:11px; font-weight:700; color:var(--a-text); flex:0 0 auto;}
.status-bar .msym{font-size:14px;}
.page-header{padding:10px 16px 6px; flex:0 0 auto;}
.page-header .title{font-weight:800; font-size:15px;}
.page-header .subtitle{font-size:11px; color:var(--a-text2); margin-top:1px;}

#canvasRoot{flex:1; min-height:0; overflow-y:auto; -webkit-overflow-scrolling:touch; padding:12px 14px 24px; display:flex; flex-direction:column; gap:var(--a-spacing); background:var(--a-bg); scrollbar-width:none; -ms-overflow-style:none; overscroll-behavior:contain;}
#canvasRoot::-webkit-scrollbar{display:none;}

.bottom-nav{display:flex; justify-content:space-around; align-items:center; padding:9px 8px 12px; background:var(--a-surface); border-top:1px solid var(--a-border); flex:0 0 auto;}
.nav-item{display:flex; flex-direction:column; align-items:center; gap:2px; background:none; border:none; font:inherit; color:var(--a-text3); cursor:pointer; padding:2px 6px;}
.nav-item .msym{font-size:20px;}
.nav-item span{font-size:9px; font-weight:700;}
.nav-item.active{color:var(--a-tint);}

.drop-slot{position:relative;}
.drop-slot.drop-hover{outline:2px dashed var(--a-tint); outline-offset:3px; border-radius:12px; background:rgba(212,175,52,.12);}
.drop-placeholder{border:1.5px dashed var(--a-border); border-radius:12px; padding:14px; text-align:center; font-size:11px; color:var(--a-text3);}
.drop-zone{display:none; height:0; min-height:0; overflow:hidden; border-radius:999px; border:0 dashed transparent; color:transparent; align-items:center; justify-content:center; font-size:9px; font-weight:800; text-transform:uppercase; letter-spacing:.03em; transition:min-height .12s ease, border-color .12s ease, color .12s ease, background .12s ease; grid-column:1 / -1; flex:0 0 0;}
.drop-zone span{pointer-events:none;}
.canvas-dragging .drop-zone{display:flex; height:auto; min-height:12px; border-width:1px; flex:0 0 12px;}
.drop-zone:hover,.drop-zone.drop-hover{min-height:30px; border-color:var(--a-tint); background:rgba(217,148,28,.12); color:var(--a-tint);}
.canvas-dragging .ln-grid > .drop-zone{display:none;}
.ln-grid.grid-drop-hover{outline:2px dashed var(--a-tint); outline-offset:4px; border-radius:14px; background:rgba(217,148,28,.08);}
.add-into-wrap{display:none; position:relative; height:0; overflow:visible; z-index:8;}
.add-into-btn{position:absolute; left:0; right:0; top:-15px; width:100%; justify-content:center; border-style:dashed; opacity:0; pointer-events:none; background:rgba(255,255,255,.86);}
.ls-node:hover .add-into-wrap,.ls-node.selected .add-into-wrap,.canvas-dragging .add-into-wrap{display:block;}
.ls-node:hover .add-into-btn,.ls-node.selected .add-into-btn,.canvas-dragging .add-into-btn{opacity:1; pointer-events:auto;}

.ls-node{position:relative; border-radius:14px;}
.ls-node.selected{outline:2px solid #D9941C; outline-offset:2px;}
.ls-node.dragging{opacity:.45;}
.ls-node.resizing{outline:2px dashed var(--a-tint); outline-offset:3px;}
.ls-del{position:absolute; top:-8px; right:-8px; width:20px; height:20px; border-radius:50%; background:#241014; border:1px solid #4a2027; color:#ff8a8a; font-size:13px; line-height:1; display:none; align-items:center; justify-content:center; z-index:5;}
.ls-node:hover > .ls-del{display:flex;}
.grid-resize-tools{position:absolute; right:4px; bottom:4px; display:none; align-items:center; gap:4px; z-index:6; pointer-events:none;}
.ls-node.selected > .grid-resize-tools,.ls-node:hover > .grid-resize-tools{display:flex;}
.grid-span-badge{height:20px; min-width:34px; padding:0 6px; border-radius:999px; background:rgba(15,23,42,.82); color:#fff; font-size:10px; font-weight:800; display:flex; align-items:center; justify-content:center; box-shadow:0 8px 20px rgba(0,0,0,.22);}
.grid-resize-handle{width:24px; height:24px; border-radius:50%; border:1px solid var(--a-border); background:var(--a-tint); color:var(--a-tint-text); display:flex; align-items:center; justify-content:center; cursor:ew-resize; box-shadow:0 8px 20px rgba(0,0,0,.22); pointer-events:auto;}
.grid-resize-handle .msym{font-size:15px;}

.ln-row{display:flex; gap:10px;}
.ln-column{display:flex; flex-direction:column; gap:8px;}
.ln-grid{display:grid; gap:10px;}
.ln-grid > .ls-node{min-width:0;}
.ln-grid > .drop-zone{min-width:0;}
.ln-grid.scroll{overflow-x:auto; overflow-y:visible; scrollbar-width:none; -ms-overflow-style:none;}
.ln-grid.scroll::-webkit-scrollbar{display:none;}
.ln-grid.scroll > .ls-node{scroll-snap-align:start;}
.ln-carousel{display:flex; gap:10px; overflow-x:auto; padding-bottom:2px;}
.ln-carousel::-webkit-scrollbar{display:none;}
.ln-card{border:1px solid var(--a-border); background:var(--a-surface); border-radius:var(--a-card-radius); padding:14px; box-shadow:var(--a-shadow);}
.ln-card-empty{color:var(--a-text3); font-size:10.5px;}

.ln-tabs{border:1px solid var(--a-border); border-radius:var(--a-card-radius); background:var(--a-surface); overflow:hidden; box-shadow:var(--a-shadow);}
.ln-tabs-head{display:flex; gap:6px; padding:8px; overflow-x:auto;}
.ln-tabs-head button{flex:0 0 auto; padding:6px 12px; border-radius:999px; border:1px solid var(--a-border); background:var(--a-bg); color:var(--a-text2); font-size:11px; font-weight:700; display:flex; align-items:center; gap:5px;}
.ln-tabs-head button.active{background:var(--a-tint); color:var(--a-tint-text); border-color:var(--a-tint);}
.ln-tabs-body{padding:10px; display:flex; flex-direction:column; gap:8px;}

.dev-card{width:98px; border:1.5px solid var(--a-border); border-radius:var(--a-radius); background:var(--a-surface); padding:9px; display:flex; flex-direction:column; gap:6px; flex:0 0 auto; box-shadow:var(--a-shadow);}
.dev-card .msym{font-size:18px; color:var(--a-text2);}
.dev-card .nm{font-size:10.5px; font-weight:700; color:var(--a-text); line-height:1.2;}
.dev-card .sub{font-size:9px; color:var(--a-text3);}

.ln-text{line-height:1.35;}
.ln-btn{display:inline-flex; align-items:center; gap:7px; padding:9px 14px; border-radius:var(--a-radius); background:var(--a-tint); color:var(--a-tint-text); font-size:12px; font-weight:700; cursor:pointer;}
.ln-toggle{display:flex; align-items:center; justify-content:space-between; gap:8px; padding:10px 12px; border:1px solid var(--a-border); border-radius:var(--a-radius); background:var(--a-surface); font-size:11.5px; font-weight:600; box-shadow:var(--a-shadow);}
.ln-toggle .switch{width:34px; height:19px; border-radius:999px; background:var(--a-border); position:relative; flex:0 0 auto;}
.ln-toggle .switch i{position:absolute; top:2px; left:2px; width:15px; height:15px; border-radius:50%; background:#fff;}
.ln-slider{padding:9px 12px; border:1px solid var(--a-border); border-radius:var(--a-radius); background:var(--a-surface); box-shadow:var(--a-shadow);}
.ln-slider .lbl{font-size:10.5px; color:var(--a-text2); margin-bottom:6px; font-weight:700;}
.ln-slider .track{height:6px; border-radius:4px; background:var(--a-surface2);}
.ln-gauge{display:flex; flex-direction:column; align-items:center; gap:6px; padding:12px; border:1px solid var(--a-border); border-radius:var(--a-radius); background:var(--a-surface); box-shadow:var(--a-shadow);}
.ln-gauge .ring{width:52px; height:52px; border-radius:50%; border:6px solid var(--a-tint); display:flex; align-items:center; justify-content:center; font-size:10px; font-weight:800;}
.ln-stepper{display:flex; align-items:center; justify-content:space-between; padding:9px 12px; border:1px solid var(--a-border); border-radius:var(--a-radius); background:var(--a-surface); font-weight:700; font-size:12px; box-shadow:var(--a-shadow);}
.ln-stepper button{width:24px; height:24px; border-radius:50%; border:1px solid var(--a-border); background:transparent; color:var(--a-text2);}
.ln-card-element{display:flex; align-items:center; gap:10px; padding:11px; border:1px solid var(--a-border); border-radius:var(--a-radius); background:var(--a-surface); box-shadow:var(--a-shadow);}
.ln-card-element .msym{font-size:19px; color:var(--a-text2);}
.ln-singleton{border:1.5px dashed var(--a-border); border-radius:14px; padding:14px; text-align:center; color:var(--a-text2); font-size:11px; display:flex; flex-direction:column; align-items:center; gap:4px;}
.ln-singleton .msym{font-size:20px; color:var(--a-tint);}

/* ---------- cột thuộc tính ---------- */
.right-tabs{display:flex; border-bottom:1px solid var(--border); flex:0 0 auto;}
.right-tabs button{flex:1; padding:11px; background:transparent; border:none; color:var(--text3); font-weight:700; font-size:12px; display:flex; align-items:center; justify-content:center; gap:6px; border-bottom:2px solid transparent;}
.right-tabs button.active{color:var(--text); border-bottom-color:var(--tint);}
.right-tab-pane{flex:1; min-height:0; max-height:100%; overflow-y:auto; padding:14px; display:flex; flex-direction:column; gap:12px; scrollbar-width:thin; overscroll-behavior:contain;}
.right-tab-pane[hidden]{display:none!important;}
.props-pane{overflow-y:auto;}
.ai-chat-pane{overflow:hidden;}
.ai-chat-pane .ai-status-banner{margin:0;}
.props-empty{font-size:12px; color:var(--text3); line-height:1.5; padding:6px 2px;}
.props-kicker{font-size:10px; font-weight:800; letter-spacing:.06em; text-transform:uppercase; color:var(--tint2); background:#2a2211; display:inline-block; padding:4px 9px; border-radius:6px; width:fit-content;}
.props-id{font-size:10px; color:var(--text3); font-family:'SFMono-Regular',Consolas,monospace;}
.props-section-title{font-size:11px; font-weight:800; color:var(--text2); margin:6px 0 -2px; display:flex; align-items:center; justify-content:space-between;}
.props-actions{display:flex; gap:8px; margin-top:4px;}
.props-actions button{flex:1; display:flex; align-items:center; justify-content:center; gap:5px; padding:8px; border-radius:9px; border:1px solid var(--border); background:var(--surface2); color:var(--text); font-size:11px; font-weight:700;}
.props-actions button.danger{color:#ff8a8a; border-color:#4a2027;}
.props-clipboard-actions,.props-template-actions{display:flex; gap:8px;}
.props-clipboard-actions button,.props-template-actions button{flex:1; display:flex; align-items:center; justify-content:center; gap:6px; padding:8px; border-radius:9px; border:1px dashed var(--border); background:rgba(255,255,255,.03); color:var(--text2); font-size:11px; font-weight:800;}
.props-clipboard-actions button:hover,.props-template-actions button:hover{border-color:var(--tint); color:var(--text); background:rgba(245,158,11,.10);}
.props-clipboard-actions button[disabled]{opacity:.45; cursor:default;}
.props-clipboard-actions button[disabled]:hover{border-color:var(--border); color:var(--text2); background:rgba(255,255,255,.03);}
.props-template-actions button{border-style:solid;}
.props-side-add,.grid-layout-presets{display:flex; flex-wrap:wrap; align-items:center; gap:7px; padding:8px; border:1px solid var(--border); border-radius:10px; background:rgba(255,255,255,.03);}
.props-side-add span,.grid-layout-presets span{flex:1 0 100%; font-size:10px; font-weight:800; color:var(--text3); text-transform:uppercase;}
.props-side-add button,.grid-layout-presets button{border:1px solid var(--border); border-radius:8px; padding:6px 8px; background:var(--surface2); color:var(--text2); font-size:11px; font-weight:800;}
.props-side-add button:hover,.grid-layout-presets button:hover,.grid-layout-presets button.active{border-color:var(--tint); color:var(--text); background:rgba(245,158,11,.12);}
.props-close{background:transparent; border:none; color:var(--text3); font-size:16px;}
.checkbox-row{display:flex; align-items:center; gap:8px; font-size:12px; color:var(--text2);}

.ai-banner{font-size:11px; color:var(--text3); background:var(--surface2); border:1px solid var(--border); border-radius:10px; padding:9px 11px; line-height:1.4; flex:0 0 auto;}
.ai-log{flex:1 1 auto; min-height:0; display:flex; flex-direction:column; gap:8px; overflow-y:auto; padding-right:2px; overscroll-behavior:contain;}
.ai-msg{font-size:12px; line-height:1.45; padding:9px 11px; border-radius:11px; max-width:92%; white-space:pre-wrap;}
.ai-msg.ai-user{align-self:flex-end; background:var(--tint); color:var(--tint-text); border-bottom-right-radius:3px;}
.ai-msg.ai-assistant{align-self:flex-start; background:var(--surface2); border:1px solid var(--border); border-bottom-left-radius:3px;}
.ai-msg.ai-thinking{color:var(--text3); font-style:italic;}
.ai-inputrow{display:flex; gap:8px; align-items:flex-end; flex:0 0 auto; padding-top:2px;}
.ai-inputrow textarea{flex:1; background:var(--surface2); border:1px solid var(--border); border-radius:10px; padding:9px 10px; color:var(--text); resize:none; min-height:40px; max-height:110px; outline:none;}
.ai-inputrow textarea:focus{border-color:var(--tint);}
.ai-inputrow button{padding:10px 14px; border-radius:10px; border:none; background:var(--tint); color:var(--tint-text); font-weight:800; display:flex; align-items:center; gap:6px;}
.ai-inputrow button[disabled]{opacity:.5;}
.ai-pending{border:1px solid rgba(217,148,28,.45); background:rgba(217,148,28,.10); border-radius:12px; padding:10px; display:flex; flex-direction:column; gap:8px; flex:0 0 auto;}
.ai-pending-title{display:flex; align-items:center; gap:6px; color:var(--text); font-size:12px; font-weight:800;}
.ai-pending-desc{font-size:11.5px; color:var(--text2); line-height:1.45;}
.ai-pending-actions{display:flex; gap:8px; flex-wrap:wrap;}

/* ---------- dropdown / modal / toast ---------- */
.dropdown{position:absolute; top:calc(100% + 6px); right:0; background:var(--panel2); border:1px solid var(--border); border-radius:12px; box-shadow:0 18px 38px rgba(0,0,0,.5); min-width:190px; padding:6px; z-index:40; display:none;}
.dropdown.open{display:block;}
.dropdown button{display:flex; align-items:center; gap:9px; width:100%; text-align:left; padding:9px 10px; background:transparent; border:none; color:var(--text); border-radius:8px; font-size:12.5px;}
.dropdown button:hover{background:var(--surface2);}
.dropdown .msym{font-size:17px; color:var(--text2);}

.modal-overlay{position:fixed; inset:0; background:rgba(4,5,9,.7); display:none; align-items:center; justify-content:center; z-index:100; padding:20px;}
.modal-overlay.open{display:flex;}
.modal-box{background:var(--panel2); border:1px solid var(--border); border-radius:16px; max-width:780px; width:100%; max-height:85vh; display:flex; flex-direction:column; overflow:hidden;}
.modal-head{display:flex; align-items:center; justify-content:space-between; padding:14px 16px; border-bottom:1px solid var(--border);}
.modal-head h3{margin:0; font-size:14.5px;}
.modal-body{padding:16px; overflow-y:auto; font-size:12.5px; line-height:1.6; color:var(--text2); display:flex; flex-direction:column; gap:14px;}
.modal-body textarea{width:100%; min-height:220px; background:#05070c; border:1px solid var(--border); border-radius:10px; color:#c9e6b0; font-family:'SFMono-Regular',Consolas,monospace; font-size:11px; padding:10px; outline:none;}
.modal-foot{display:flex; justify-content:flex-end; gap:8px; padding:12px 16px; border-top:1px solid var(--border);}
.tab-strip{display:flex; gap:6px; margin-bottom:4px;}
.tab-strip button{padding:6px 12px; border-radius:8px; border:1px solid var(--border); background:var(--surface2); color:var(--text2); font-size:11.5px; font-weight:700;}
.tab-strip button.active{background:var(--tint); color:var(--tint-text); border-color:var(--tint);}
.theme-builder{display:grid; grid-template-columns:minmax(210px,.8fr) minmax(280px,1.2fr); gap:16px; align-items:start;}
.theme-builder-presets,.theme-builder-editor{display:flex; flex-direction:column; gap:10px; min-width:0;}
.theme-preset-card{width:100%; text-align:left; border:1px solid var(--border); border-radius:14px; background:var(--surface); color:var(--text); padding:11px; display:flex; gap:10px; align-items:center; cursor:pointer; transition:border-color .15s ease, background .15s ease, transform .15s ease;}
.theme-preset-card:hover,.theme-preset-card.active{border-color:var(--tint); background:var(--surface2);}
.theme-preset-card:hover{transform:translateY(-1px);}
.theme-preset-preview{width:48px; height:38px; border-radius:12px; border:1px solid var(--border); padding:5px; display:grid; grid-template-columns:1fr 1fr; grid-template-rows:1fr 1fr; gap:4px; flex:0 0 auto;}
.theme-preset-preview span{border-radius:6px;}
.theme-preset-preview span:first-child{grid-row:1 / 3;}
.theme-preset-name{font-size:12.5px; font-weight:800; display:flex; align-items:center; gap:5px;}
.theme-preset-desc{font-size:10.5px; line-height:1.35; color:var(--text3); margin-top:2px;}
.theme-color-grid{display:grid; grid-template-columns:1fr 1fr; gap:14px; margin-top:4px;}
.version-modal{gap:12px;}
.version-list{display:flex; flex-direction:column; gap:10px;}
.version-card{border:1px solid var(--border); border-radius:14px; background:var(--surface); padding:12px; display:flex; align-items:center; justify-content:space-between; gap:12px;}
.version-main{min-width:0; display:flex; flex-direction:column; gap:4px;}
.version-title{font-size:13px; font-weight:800; color:var(--text);}
.version-meta{display:flex; align-items:center; gap:5px; font-size:11px; color:var(--text3);}
.version-meta .msym{font-size:14px; color:var(--tint2);}
.version-reason{font-size:11.5px; color:var(--text2);}
.version-card .btn{flex:0 0 auto;}

.toast{position:fixed; left:50%; bottom:26px; transform:translateX(-50%) translateY(12px); background:#171b26; border:1px solid var(--border); color:var(--text); padding:10px 16px; border-radius:11px; font-size:12.5px; opacity:0; pointer-events:none; transition:opacity .2s ease, transform .2s ease; z-index:200; max-width:88vw; text-align:center;}
.toast.show{opacity:1; transform:translateX(-50%) translateY(0);}

@media (max-width: 900px){
  .col-resizer{display:none;}
  .col-lib, .col-props{position:fixed; top:0; bottom:0; z-index:30; width:82vw; max-width:320px;}
  .col-lib{left:0; transform:translateX(-100%); transition:transform .2s ease;}
  .col-props{right:0; transform:translateX(100%); transition:transform .2s ease;}
  .col-lib.open{transform:translateX(0);}
  .col-props.open{transform:translateX(0);}
  .theme-builder,.theme-color-grid{grid-template-columns:1fr;}
}