/* Card Studio 编辑器 UI（16 章 §7，ADR-10：零依赖，独立于 pub.css 的画布样式）
 * 预算 ≤60KB；深色工具界面，画布内容样式全部来自 pub.css 的 .st-*。 */
:root{--e-bg:#060B1A;--e-bg2:#0D1526;--e-bg3:#162136;--e-line:#3E4C66;--e-fg:#F8FAFC;--e-sub:#94A3B8;--e-acc:#22D3EE;--e-acc2:#7c9cbf;--e-danger:#f37272;--e-ok:#4ade80;--e-warn:#fbbf24;--e-radius:8px;--e-top-h:52px;--e-status-h:26px}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body.st-editor{overflow-x:hidden;background:var(--e-bg);color:var(--e-fg);font:13px/1.5 -apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;overflow:hidden;display:flex;flex-direction:column}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit;color:#fff;background:#1E2D45;border:2px solid #6B7FA3;border-radius:8px;padding:5px 8px;max-width:100%}
input:focus,select:focus,textarea:focus{border-color:#22D3EE;box-shadow:0 0 0 3px rgba(34,211,238,.3);outline:none;background:#253655}
input[type=checkbox],input[type=radio]{accent-color:var(--e-acc);width:auto}
input[type=color]{padding:1px;height:30px;width:42px;cursor:pointer}
input[type=range]{accent-color:var(--e-acc);padding:0}
::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-thumb{background:#2c3947;border-radius:4px}
/* ===== 顶栏 ===== */
.st-top{height:auto;min-height:var(--e-top-h);display:flex;align-items:center;justify-content:space-between;padding:6px 12px;background:var(--e-bg2);border-bottom:1px solid var(--e-line);flex:none;gap:10px;flex-wrap:wrap}
.st-top-l,.st-top-r{display:flex;align-items:center;gap:8px;min-width:0;flex-wrap:wrap}
.st-logo{color:var(--e-acc);font-weight:700;font-size:15px;text-decoration:none;letter-spacing:.02em;white-space:nowrap}
.st-card-name{color:var(--e-fg);font-weight:600;max-width:160px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.st-rev{color:var(--e-sub);font-size:11px}
.st-save-state{color:var(--e-sub);font-size:11px}.st-save-state.dirty{color:var(--e-warn)}.st-save-state.saved{color:var(--e-ok)}.st-save-state.err{color:var(--e-danger)}
.st-btn{background:var(--e-bg3);border:1px solid var(--e-line);border-radius:var(--e-radius);padding:6px 12px;white-space:nowrap}
.st-btn:hover{border-color:var(--e-acc2);color:#fff}
.st-btn:disabled{opacity:.4;cursor:not-allowed}
.st-btn-p{background:linear-gradient(135deg,#2f9ddb,#4cc2ff);border-color:transparent;color:#04141d;font-weight:700}
.st-btn-p:hover{filter:brightness(1.1)}
/* ===== 三栏 ===== */
.st-main{flex:1;display:flex;min-height:0}
.st-left,.st-right{background:var(--e-bg2);display:flex;flex-direction:column;min-height:0}
.st-left{width:236px;border-right:1px solid var(--e-line)}
.st-right{width:284px;border-left:1px solid var(--e-line)}
.st-tabs{display:flex;border-bottom:1px solid var(--e-line);flex:none}
.st-tab{flex:1;padding:9px 4px;color:var(--e-sub);border-bottom:2px solid transparent;font-size:12.5px}
.st-tab.on{color:var(--e-acc);border-bottom-color:var(--e-acc);background:var(--e-bg3)}
.st-left-body,.st-right-body{flex:1;overflow-y:auto;overflow-x:hidden;padding:10px}
/* ===== 画布区 ===== */
.st-center{flex:1;position:relative;min-width:0;background:radial-gradient(1200px 700px at 50% -10%,#182029,#0d1116)}
.st-viewport{position:absolute;inset:0;overflow:auto}
.st-editor-wrap{margin:40px auto;position:relative;box-shadow:0 12px 60px rgba(0,0,0,.55)}
.st-overlay{position:absolute;inset:0;pointer-events:none;z-index:5}
.st-overlay>*{pointer-events:auto}
/* 选择框与手柄 */
.st-selbox{position:absolute;border:1.5px solid var(--e-acc);pointer-events:none;box-shadow:0 0 0 1px rgba(0,0,0,.4)}
.st-handle{position:absolute;width:10px;height:10px;background:#fff;border:1.5px solid var(--e-acc);border-radius:2px;z-index:6}
.st-handle.nw{cursor:nwse-resize}.st-handle.ne{cursor:nesw-resize}.st-handle.sw{cursor:nesw-resize}.st-handle.se{cursor:nwse-resize}
.st-handle.n{cursor:ns-resize}.st-handle.s{cursor:ns-resize}.st-handle.w{cursor:ew-resize}.st-handle.e{cursor:ew-resize}
.st-rot{position:absolute;width:14px;height:14px;border-radius:50%;background:#fff;border:2px solid var(--e-acc);cursor:grab;z-index:6}
.st-guide{position:absolute;background:#ff4d8d;pointer-events:none;z-index:7}
.st-guide.v{width:1px}.st-guide.h{height:1px}
.st-marquee{position:absolute;border:1px dashed var(--e-acc);background:rgba(76,194,255,.08);pointer-events:none;z-index:7}
.st-grid-layer{position:absolute;pointer-events:none;z-index:1;opacity:.5}
.st-editing-outline{outline:2px dashed var(--e-acc)!important;outline-offset:2px;cursor:text!important}
.st-el-hover{outline:1px dashed rgba(76,194,255,.55);outline-offset:1px}
/* 工具条 */
.st-canvas-toolbar{position:absolute;left:50%;transform:translateX(-50%);bottom:14px;display:flex;align-items:center;gap:6px;background:rgba(23,29,36,.92);border:1px solid var(--e-line);border-radius:10px;padding:5px 8px;z-index:8;backdrop-filter:blur(8px)}
.st-tb{width:28px;height:28px;border-radius:6px;color:var(--e-fg);display:inline-flex;align-items:center;justify-content:center}
.st-tb:hover{background:var(--e-bg3)}
.st-tb.wide{width:auto;padding:0 8px;font-size:12px}
.st-zoom-val{min-width:44px;text-align:center;color:var(--e-sub);font-size:12px}
.st-size-bar{height:6px;border-radius:3px;background:var(--e-bg);min-width:60px;position:relative;overflow:hidden}
.st-size-bar>i{position:absolute;left:0;top:0;bottom:0;background:var(--e-ok);border-radius:3px}
.st-size-bar.warn>i{background:var(--e-warn)}.st-size-bar.over>i{background:var(--e-danger)}
/* ===== 状态栏 ===== */
.st-status{height:var(--e-status-h);flex:none;display:flex;justify-content:space-between;align-items:center;padding:0 12px;background:var(--e-bg2);border-top:1px solid var(--e-line);color:var(--e-sub);font-size:11.5px}
.st-status-r{display:flex;gap:14px}
/* ===== 面板通用控件 ===== */
.st-group{margin-bottom:12px;border:1px solid var(--e-line);border-radius:var(--e-radius);background:var(--e-bg3);overflow:hidden}
.st-group>h4{padding:7px 10px;font-size:11.5px;color:var(--e-sub);font-weight:600;letter-spacing:.06em;border-bottom:1px solid var(--e-line);background:var(--e-bg2);display:flex;justify-content:space-between;align-items:center}
.st-group>h4 .st-mini{font-size:11px;color:var(--e-acc);cursor:pointer;padding:2px 6px;border-radius:4px}
.st-group>h4 .st-mini:hover{background:var(--e-bg3)}
.st-row{display:flex;align-items:center;gap:6px;padding:6px 10px;border-bottom:1px solid rgba(42,52,65,.5)}
.st-row:last-child{border-bottom:0}
.st-row>label{width:64px;flex:none;color:var(--e-sub);font-size:12px}
.st-row>input[type=text],.st-row>input[type=number],.st-row>select,.st-row>textarea{flex:1;min-width:0}
.st-row>input[type=number]{width:64px;flex:none}
.st-row .st-val{color:var(--e-fg);font-size:12px;min-width:34px;text-align:right}
.st-help{padding:6px 10px;color:var(--e-sub);font-size:11px;line-height:1.5}
.st-err{color:var(--e-danger);font-size:11px;padding:4px 10px}
/* 数值微调（拖拽 label 改值） */
.st-row.dragval>label{cursor:ew-resize;user-select:none}
/* 卡片网格（模板/特效/动画/配色选择器） */
.st-tplcats{display:flex;flex-wrap:wrap;gap:4px;padding:8px 10px 2px;border-bottom:1px solid rgba(42,52,65,.5)}
.st-tplcat-lb{font-size:11px;color:var(--e-sub);line-height:1.9;opacity:.75;flex:none}
.st-tplcat{background:var(--e-bg);border:1px solid var(--e-line);border-radius:999px;padding:2px 9px;font-size:11px;color:var(--e-sub);cursor:pointer;font-family:inherit;line-height:1.5}
.st-tplcat:hover{border-color:var(--e-acc2);color:var(--e-fg)}
.st-tplcat.on{background:var(--e-acc);border-color:var(--e-acc);color:#04121F;font-weight:700}
.st-cards{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.st-card{border:1px solid var(--e-line);border-radius:8px;overflow:hidden;cursor:pointer;background:var(--e-bg);position:relative}
.st-card:hover{border-color:var(--e-acc2)}
.st-card.on{border-color:var(--e-acc);box-shadow:0 0 0 1px var(--e-acc)}
.st-card-thumb{height:64px;display:flex;align-items:center;justify-content:center;font-size:15px;overflow:hidden;position:relative}
.st-card-name{padding:5px 8px;font-size:11.5px;color:var(--e-fg);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-align:center}
.st-card-badge{position:absolute;top:4px;right:4px;background:var(--e-bg2);border:1px solid var(--e-line);color:var(--e-sub);font-size:9.5px;padding:1px 5px;border-radius:4px}
.st-card.unavailable{opacity:.55}
.st-list{display:flex;flex-direction:column;gap:4px}
.st-list-item{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:6px;border:1px solid transparent;cursor:pointer}
.st-list-item:hover{background:var(--e-bg3)}
.st-list-item.on{border-color:var(--e-acc)}
.st-list-item .st-li-ic{width:26px;height:26px;border-radius:6px;display:inline-flex;align-items:center;justify-content:center;background:var(--e-bg3);flex:none;font-size:13px}
.st-list-item .st-li-t{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.st-list-item .st-li-a{color:var(--e-sub);font-size:10.5px}
.st-badge{display:inline-block;font-size:10px;padding:1px 6px;border-radius:4px;background:var(--e-bg3);color:var(--e-sub);border:1px solid var(--e-line)}
.st-badge.decob{color:#c9a35c}
.st-badge.lockb{color:var(--e-warn)}
/* 图层树 */
.st-tree{display:flex;flex-direction:column}
.st-tree-row{display:flex;align-items:center;gap:6px;padding:5px 6px;border-radius:6px;cursor:pointer;border:1px solid transparent}
.st-tree-row:hover{background:var(--e-bg3)}
.st-tree-row.on{border-color:var(--e-acc)}
.st-tree-row .st-tr-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px}
.st-tree-row .st-tr-type{color:var(--e-sub);font-size:10px}
.st-tree-row.dim .st-tr-name{color:var(--e-sub)}
.st-tree-act{font-size:11px;color:var(--e-sub);padding:2px 4px;border-radius:4px}
.st-tree-act:hover{color:var(--e-fg);background:var(--e-bg)}
.st-tree-group-children{margin-left:16px;border-left:1px solid var(--e-line);padding-left:4px}
/* 元素库按钮 */
.st-lib{display:grid;grid-template-columns:1fr 1fr 1fr;gap:6px}
.st-lib button{display:flex;flex-direction:column;align-items:center;gap:4px;padding:10px 4px;border:1px solid var(--e-line);border-radius:8px;background:var(--e-bg);font-size:11px;color:var(--e-fg)}
.st-lib button:hover{border-color:var(--e-acc2);background:var(--e-bg3)}
.st-lib button b{font-size:17px;font-weight:400}
/* ===== 弹层 ===== */
.st-modal{position:fixed;inset:0;background:rgba(6,9,13,.66);z-index:100;display:flex;align-items:center;justify-content:center;padding:20px}
.st-modal-box{background:var(--e-bg2);border:1px solid var(--e-line);border-radius:12px;max-width:560px;width:100%;max-height:86vh;overflow-y:auto;padding:18px}
.st-modal-box h3{font-size:15px;margin-bottom:12px;color:var(--e-fg)}
.st-modal-acts{display:flex;gap:8px;justify-content:flex-end;margin-top:14px}
.st-modal-qr{display:flex;flex-direction:column;align-items:center;gap:10px}
.st-modal-qr canvas{background:#fff;padding:8px;border-radius:8px}
/* 右键菜单 */
.st-ctxmenu{position:fixed;z-index:120;background:var(--e-bg2);border:1px solid var(--e-line);border-radius:8px;padding:4px;min-width:150px;box-shadow:0 8px 30px rgba(0,0,0,.5)}
.st-ctxmenu button{display:block;width:100%;text-align:left;padding:7px 12px;border-radius:6px;font-size:12.5px}
.st-ctxmenu button:hover{background:var(--e-bg3)}
.st-ctxmenu hr{border:0;border-top:1px solid var(--e-line);margin:4px 0}
.st-ctxmenu button.danger{color:var(--e-danger)}
/* toast */
.st-toast{position:fixed;left:50%;bottom:44px;transform:translateX(-50%) translateY(20px);background:rgba(23,29,36,.95);border:1px solid var(--e-line);color:var(--e-fg);padding:9px 18px;border-radius:10px;z-index:130;opacity:0;transition:.25s;pointer-events:none;max-width:80vw}
.st-toast.on{opacity:1;transform:translateX(-50%) translateY(0)}
/* 预览态 */
body.st-previewing .st-left,body.st-previewing .st-right,body.st-previewing .st-top,body.st-previewing .st-status{display:none}
body.st-previewing .st-center{background:#0a0e13}
body.st-previewing .st-canvas-toolbar{display:none}
/* 移动端（P2 架构不堵死：面板改底部抽屉） */
@media (max-width:860px){
  .st-main{flex-direction:column}
  .st-left{width:100%;max-height:38vh;border-right:0;border-bottom:1px solid var(--e-line)}
  .st-right{width:100%;max-height:40vh;border-left:0;border-top:1px solid var(--e-line)}
  .st-center{min-height:30vh}
  .st-top-r .st-btn{padding:6px 8px}
}

/* 内容安全（2026-09-24）：违规弹层与输入框红框高亮 */
.st-viol-list{max-height:46vh;overflow:auto;display:flex;flex-direction:column;gap:8px;margin:10px 0}
.st-viol-row{border:1px solid var(--e-line);border-radius:8px;padding:8px 10px;cursor:default;background:rgba(148,163,184,.05)}
.st-viol-row[data-el]{cursor:pointer}
.st-viol-row[data-el]:hover{border-color:var(--e-acc)}
.st-viol-row.st-viol-high{border-color:rgba(239,68,68,.55);background:rgba(239,68,68,.07)}
.st-viol-head{font-size:12.5px;line-height:1.5}
.st-viol-tag{display:inline-block;padding:1px 6px;border-radius:4px;font-size:11px;background:rgba(239,68,68,.16);color:#f87171;margin-right:2px}
.st-viol-row:not(.st-viol-high) .st-viol-tag{background:rgba(245,158,11,.16);color:#fbbf24}
.st-viol-sev{float:right;font-size:11px;opacity:.7}
.st-viol-ctx{font-size:11.5px;opacity:.75;margin-top:4px;word-break:break-all}
.st-violation-input{outline:2px solid #ef4444!important;background:rgba(239,68,68,.08)!important}

input::placeholder{color:#64748B}