/* ================================================================
   字模工坊 · 科技现代主题
   ================================================================ */
:root{
  --bg:#070B14;
  --bg-2:#0C1220;
  --panel:rgba(18,26,46,.78);
  --panel-solid:#131B2E;
  --panel-2:#1A2438;
  --line:rgba(120,155,230,.13);
  --line-strong:rgba(90,220,255,.32);
  --text:#E7EDF8;
  --muted:#8FA0BC;
  --faint:#5A6B8C;
  --accent:#38E1FF;
  --accent-2:#7C6CFF;
  --accent-3:#4D9FFF;
  --danger:#FF5C7A;
  --ok:#3DDC97;
  --warn:#FFB454;
  --grad:linear-gradient(135deg,#38E1FF 0%,#4D9FFF 45%,#7C6CFF 100%);
  --font-body:"Noto Sans SC","Microsoft YaHei",sans-serif;
  --font-display:"Space Grotesk","Noto Sans SC",sans-serif;
  --font-mono:"JetBrains Mono","Consolas",monospace;
  --radius:12px;
  --radius-sm:8px;
  --shadow:0 8px 30px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(90,220,255,.25), 0 0 24px rgba(56,225,255,.14);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--text);
  min-width:1280px;
  overflow-x:auto;
  font-size:14px;
  -webkit-font-smoothing:antialiased;
}
button{font-family:inherit;cursor:pointer;color:inherit}
input,select{font-family:inherit;color:inherit}
::selection{background:rgba(56,225,255,.28)}

/* ============ 背景 ============ */
.app-bg{
  position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(900px 500px at 12% -10%, rgba(56,225,255,.10), transparent 60%),
    radial-gradient(1000px 600px at 88% 8%, rgba(124,108,255,.12), transparent 60%),
    radial-gradient(800px 800px at 50% 120%, rgba(77,159,255,.06), transparent 60%),
    var(--bg);
}
.app-bg::after{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(120,155,230,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,155,230,.045) 1px, transparent 1px);
  background-size:44px 44px;
  mask-image:radial-gradient(ellipse at 50% 40%, #000 55%, transparent 100%);
  -webkit-mask-image:radial-gradient(ellipse at 50% 40%, #000 55%, transparent 100%);
}

/* ============ 顶栏 ============ */
.topbar{
  height:60px;
  background:rgba(10,15,26,.82);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:20px;
  padding:0 18px;
  position:sticky;top:0;z-index:50;
}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:10px;
  background:var(--grad);
  color:#04121C;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-display);font-size:21px;font-weight:700;
  box-shadow:0 0 20px rgba(56,225,255,.35);
}
.brand-text h1{font-size:17px;font-weight:700;letter-spacing:2px;line-height:1.1;
  background:linear-gradient(90deg,#EAF6FF,#9FD8FF);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.brand-text span{font-size:9.5px;color:var(--faint);letter-spacing:3.5px;font-family:var(--font-mono)}
.project-name{display:flex;align-items:center;gap:8px}
.project-name label{font-size:10px;color:var(--faint);letter-spacing:2px;font-family:var(--font-mono)}
.project-name input{
  background:rgba(120,155,230,.06);
  border:1px solid var(--line);border-radius:6px;
  color:var(--text);font-size:13px;width:168px;padding:6px 10px;outline:none;
  transition:border-color .15s, box-shadow .15s;
}
.project-name input:focus{border-color:var(--line-strong);box-shadow:var(--glow)}
.glyph-count{font-size:12px;color:var(--muted);font-family:var(--font-mono)}

/* ============ 模式切换 ============ */
.mode-tabs{
  display:flex;align-items:center;gap:4px;
  background:rgba(120,155,230,.07);
  border:1px solid var(--line);
  border-radius:10px;padding:4px;
  margin:0 auto;
}
.mode-tab{
  border:none;background:transparent;
  padding:7px 18px;font-size:13px;letter-spacing:1px;color:var(--muted);
  border-radius:7px;transition:all .18s;white-space:nowrap;
}
.mode-tab:hover{color:var(--text);background:rgba(120,155,230,.10)}
.mode-tab.active{
  background:linear-gradient(135deg,rgba(56,225,255,.18),rgba(124,108,255,.18));
  color:#BEF1FF;
  box-shadow:inset 0 0 0 1px rgba(56,225,255,.35);
}

/* ============ 按钮 ============ */
.topbar-actions{margin-left:auto;display:flex;gap:8px;align-items:center}
.topbar-divider{width:1px;height:24px;background:var(--line);margin:0 2px}
.btn{
  background:rgba(120,155,230,.08);
  border:1px solid var(--line);
  padding:8px 15px;font-size:13px;border-radius:8px;
  transition:all .16s;white-space:nowrap;color:var(--text);
}
.btn:hover{border-color:var(--line-strong);box-shadow:var(--glow);background:rgba(120,155,230,.13)}
.btn:active{transform:translateY(1px)}
.btn-primary{
  background:linear-gradient(135deg,#27D6F5,#3D9BFF);
  color:#04121C;font-weight:600;border:none;
  box-shadow:0 0 18px rgba(56,225,255,.25);
}
.btn-primary:hover{box-shadow:0 0 26px rgba(56,225,255,.45);background:linear-gradient(135deg,#3AE4FF,#55A8FF)}
.btn-accent{
  background:linear-gradient(135deg,#7C6CFF,#B066FF);
  color:#fff;font-weight:600;border:none;
  box-shadow:0 0 18px rgba(124,108,255,.28);
}
.btn-accent:hover{box-shadow:0 0 26px rgba(124,108,255,.5)}
.btn[disabled]{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.btn[disabled]:hover{border-color:var(--line);box-shadow:none;background:rgba(120,155,230,.08)}
.chip{
  background:rgba(120,155,230,.07);
  border:1px solid var(--line);border-radius:999px;
  padding:4px 11px;font-size:12px;color:var(--muted);
  transition:all .15s;white-space:nowrap;
}
.chip:hover{color:var(--text);border-color:var(--line-strong)}
.chip.danger{color:var(--danger)}
.chip.danger:hover{border-color:rgba(255,92,122,.5);background:rgba(255,92,122,.1)}
.icon-btn{
  background:rgba(120,155,230,.07);
  border:1px solid var(--line);border-radius:8px;
  color:var(--muted);min-width:32px;height:32px;padding:0 8px;font-size:15px;
  transition:all .15s;
}
.icon-btn:hover{color:var(--accent);border-color:var(--line-strong);box-shadow:var(--glow)}
.icon-btn[disabled]{opacity:.35;cursor:not-allowed;box-shadow:none}
.icon-btn[disabled]:hover{color:var(--muted);border-color:var(--line)}

/* ============ 主布局 ============ */
.layout{
  display:grid;
  grid-template-columns:252px 1fr 336px;
  height:calc(100vh - 60px - 176px);
  min-height:540px;
}
.sidebar,.inspector{background:var(--panel);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-color:var(--line)}
.sidebar{border-right:1px solid var(--line);display:flex;flex-direction:column;min-height:0}
.inspector{border-left:1px solid var(--line);display:flex;flex-direction:column;min-height:0}

/* ============ 面板头 ============ */
.panel-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 14px;border-bottom:1px solid var(--line);
  background:rgba(120,155,230,.05);
}
.panel-head h2{
  font-family:var(--font-display);font-size:13px;font-weight:600;
  letter-spacing:2px;color:var(--text);
}
.head-actions{display:flex;gap:6px}

/* ============ 左侧字符集 ============ */
.search-box{position:relative;margin:12px 14px 8px}
.search-box svg{position:absolute;left:10px;top:50%;transform:translateY(-50%);stroke:var(--faint)}
.search-box input{
  width:100%;padding:8px 34px 8px 32px;
  border:1px solid var(--line);border-radius:8px;
  background:rgba(120,155,230,.06);outline:none;font-size:13px;color:var(--text);
  transition:border-color .15s, box-shadow .15s;
}
.search-box input:focus{border-color:var(--line-strong);box-shadow:var(--glow)}
.search-box input::placeholder{color:var(--faint)}
.search-box kbd{
  position:absolute;right:9px;top:50%;transform:translateY(-50%);
  font-family:var(--font-mono);font-size:10px;color:var(--faint);
  background:rgba(120,155,230,.1);border:1px solid var(--line);border-radius:4px;
  padding:1px 5px;
}
.char-filter{
  display:flex;gap:5px;padding:0 14px 10px;flex-wrap:wrap;
}
.filter-chip{
  border:1px solid var(--line);background:transparent;border-radius:6px;
  padding:3px 9px;font-size:11px;color:var(--muted);transition:all .15s;
}
.filter-chip:hover{color:var(--text)}
.filter-chip.active{color:#BEF1FF;border-color:rgba(56,225,255,.4);background:rgba(56,225,255,.1)}
.char-list{flex:1;overflow-y:auto;padding:2px 10px 10px;min-height:0}
.char-group-label{
  font-size:10.5px;color:var(--faint);letter-spacing:2px;
  padding:10px 6px 4px;border-bottom:1px dashed var(--line);
  font-family:var(--font-mono);
}
.char-grid{
  display:grid;grid-template-columns:repeat(5,1fr);gap:6px;padding:8px 2px 4px;
}
.char-cell{
  aspect-ratio:1;display:flex;align-items:center;justify-content:center;
  font-size:22px;position:relative;
  border:1px solid var(--line);border-radius:8px;
  background:rgba(120,155,230,.05);color:var(--text);
  cursor:pointer;transition:all .13s;user-select:none;font-family:var(--font-body);
}
.char-cell:hover{border-color:rgba(56,225,255,.45);background:rgba(56,225,255,.08);transform:translateY(-1px)}
.char-cell.active{
  background:linear-gradient(135deg,rgba(56,225,255,.22),rgba(124,108,255,.22));
  color:#fff;border-color:var(--accent);
  box-shadow:0 0 14px rgba(56,225,255,.3);
}
.char-cell.empty{color:var(--faint);font-size:15px}
.char-cell .dot{
  position:absolute;top:4px;right:4px;width:5px;height:5px;border-radius:50%;
}
.char-cell .dot.ov{background:var(--accent-2);box-shadow:0 0 6px rgba(124,108,255,.8)}
.char-cell .dot.done{background:var(--ok);box-shadow:0 0 6px rgba(61,220,151,.8)}
.sidebar-foot{
  padding:10px 14px;border-top:1px solid var(--line);
  font-size:12px;color:var(--faint);line-height:1.8;
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  background:rgba(120,155,230,.04);
}

/* ============ 工作区 ============ */
.workbench{
  display:flex;flex-direction:column;min-width:0;min-height:0;
  background:var(--bg-2);
}
.canvas-toolbar{
  display:flex;align-items:center;gap:8px;
  padding:8px 14px;background:rgba(12,18,32,.9);
  border-bottom:1px solid var(--line);
}
.current-char{
  font-size:24px;font-weight:600;
  width:42px;height:42px;display:flex;align-items:center;justify-content:center;
  border-radius:9px;background:rgba(56,225,255,.08);
  border:1px solid rgba(56,225,255,.3);color:#CFF4FF;
  box-shadow:0 0 14px rgba(56,225,255,.12);
  flex-shrink:0;
}
.char-nav{display:flex;gap:4px}
.toolbar-divider{width:1px;height:24px;background:var(--line);margin:0 4px}
.tool-group{display:flex;gap:4px;background:rgba(120,155,230,.06);border:1px solid var(--line);border-radius:8px;padding:3px}
.tool-btn{
  border:none;background:transparent;border-radius:6px;
  width:30px;height:30px;font-size:14px;color:var(--muted);transition:all .15s;
}
.tool-btn:hover{color:var(--text);background:rgba(120,155,230,.12)}
.tool-btn.active{color:#04121C;background:var(--grad);font-weight:600}
.zoom-val{font-family:var(--font-mono);font-size:11px;color:var(--muted);min-width:38px;text-align:center}
.canvas-wrap{
  position:relative;flex:1;min-height:0;
  display:flex;align-items:center;justify-content:center;
  padding:16px;overflow:hidden;
}
.canvas-wrap::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(120,155,230,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,155,230,.05) 1px, transparent 1px);
  background-size:32px 32px;
}
.canvas-frame{
  position:relative;height:100%;max-height:100%;aspect-ratio:1;
  border-radius:14px;overflow:hidden;
  background:radial-gradient(600px 400px at 50% 30%, #101B2E, #0A101D);
  border:1px solid var(--line);
  box-shadow:var(--shadow), inset 0 0 60px rgba(0,0,0,.35);
}
#editorCanvas,#handCanvas{position:absolute;inset:0;width:100%;height:100%;display:block}
#handCanvas{display:none;cursor:crosshair;touch-action:none}
.canvas-hint{
  position:absolute;bottom:14px;left:50%;transform:translateX(-50%);
  background:rgba(10,15,26,.8);backdrop-filter:blur(10px);
  border:1px solid var(--line);border-radius:999px;
  padding:6px 18px;font-size:12px;color:var(--muted);
  white-space:nowrap;pointer-events:none;letter-spacing:.5px;
}
.status-bar{
  padding:7px 16px;font-size:12px;color:var(--muted);
  border-top:1px solid var(--line);
  background:rgba(12,18,32,.9);
  font-family:var(--font-mono);letter-spacing:.3px;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}

/* ============ 右侧面板 ============ */
.panel-tabs{
  display:flex;gap:2px;padding:8px 10px 0;
  border-bottom:1px solid var(--line);
}
.tab{
  border:none;background:transparent;
  padding:7px 14px;font-size:12.5px;color:var(--muted);
  border-radius:8px 8px 0 0;position:relative;transition:color .15s;
  letter-spacing:1px;
}
.tab:hover{color:var(--text)}
.tab.active{color:#BEF1FF}
.tab.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:-1px;height:2px;
  background:var(--grad);border-radius:2px;
  box-shadow:0 0 10px rgba(56,225,255,.5);
}
.inspector-scroll{overflow-y:auto;flex:1;min-height:0}
.tab-panel{display:none;padding-bottom:14px}
.tab-panel.active{display:block}

/* ============ 特征面板 ============ */
.import-hint{
  margin:14px;padding:16px;
  border:1px dashed rgba(56,225,255,.35);
  border-radius:10px;
  background:rgba(56,225,255,.05);
  font-size:13px;line-height:2;color:var(--muted);
}
.import-hint b{color:var(--accent);font-weight:600}
.preset-bar{
  display:flex;gap:6px;align-items:center;
  padding:10px 14px 0;
}
.preset-bar select{
  flex:1;background:rgba(120,155,230,.07);
  border:1px solid var(--line);border-radius:8px;
  padding:6px 8px;font-size:12px;color:var(--text);outline:none;
}
.preset-bar select:focus{border-color:var(--line-strong)}
.param-group{padding:8px 14px}
.param-item{
  padding:10px 0;border-bottom:1px dashed rgba(120,155,230,.14);
}
.param-item:last-child{border-bottom:none}
.param-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:7px}
.param-head label{font-size:13px;font-weight:500;letter-spacing:.5px;color:var(--text)}
.param-head .val{
  font-family:var(--font-mono);font-size:11.5px;color:var(--accent);
  font-variant-numeric:tabular-nums;
}
.param-head .def-btn{
  border:none;background:none;color:var(--faint);font-size:11px;
  margin-left:6px;text-decoration:underline dotted;padding:0 2px;
}
.param-head .def-btn:hover{color:var(--accent)}
input[type=range]{
  -webkit-appearance:none;appearance:none;width:100%;height:4px;
  background:linear-gradient(to right,var(--accent) var(--fill,50%),rgba(120,155,230,.2) var(--fill,50%));
  outline:none;border-radius:99px;
}
input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none;appearance:none;
  width:15px;height:15px;background:#EAF6FF;
  border:2px solid var(--accent);border-radius:50%;
  cursor:pointer;box-shadow:0 0 10px rgba(56,225,255,.5);
}
input[type=range]::-moz-range-thumb{
  width:13px;height:13px;background:#EAF6FF;border:2px solid var(--accent);border-radius:50%;
  cursor:pointer;
}
.param-desc{font-size:11px;color:var(--faint);margin-top:5px;letter-spacing:.3px;line-height:1.6}
.param-note{font-size:11px;color:var(--faint);padding:2px 14px 6px;letter-spacing:.3px;line-height:1.7}

/* ============ 笔画特征区块 ============ */
.stroke-section{
  margin:2px 14px 10px;padding:12px;
  background:linear-gradient(180deg,rgba(56,225,255,.05),rgba(124,108,255,.04));
  border:1px solid rgba(56,225,255,.22);border-radius:10px;
}
.stroke-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.stroke-title{
  font-family:var(--font-display);font-size:12px;font-weight:600;letter-spacing:2px;
  color:#BEF1FF;display:flex;align-items:center;gap:6px;
}
.stroke-title::before{
  content:'';width:6px;height:6px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 8px var(--accent);
}
.stroke-head-actions{display:flex;align-items:center;gap:8px}
.stroke-hint{font-size:10px;color:var(--faint);letter-spacing:1px}
.stroke-section .chip.on{
  background:rgba(56,225,255,.15);border-color:var(--accent);
  color:#BEF1FF;box-shadow:0 0 10px rgba(56,225,255,.35);
}
.stroke-stats{
  display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px;
}
.stroke-stat{
  display:inline-flex;align-items:center;gap:5px;
  font-size:10.5px;color:var(--muted);
  background:rgba(10,16,32,.45);border:1px solid var(--line);
  border-radius:999px;padding:2px 8px;letter-spacing:.3px;
}
.stroke-stat i{
  width:6px;height:6px;border-radius:50%;
  background:var(--sc,#38E1FF);box-shadow:0 0 6px var(--sc,#38E1FF);
}
.stroke-stat em{font-style:normal;color:var(--faint);margin-left:1px}
.stroke-stats-empty{font-size:11px;color:var(--faint);letter-spacing:.3px}

/* ============ 手写笔刷区块 ============ */
.brush-section{
  margin:2px 14px 12px;padding:12px;
  background:linear-gradient(180deg,rgba(124,108,255,.07),rgba(56,225,255,.04));
  border:1px solid rgba(124,108,255,.25);border-radius:10px;
}
.brush-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px;gap:8px}
.brush-title{
  font-family:var(--font-display);font-size:12px;font-weight:600;letter-spacing:2px;
  color:#D8CFFF;display:flex;align-items:center;gap:6px;white-space:nowrap;
}
.brush-title::before{
  content:'';width:6px;height:6px;border-radius:50%;
  background:#B066FF;box-shadow:0 0 8px #B066FF;
}
.brush-hint{font-size:10px;color:var(--faint);letter-spacing:.3px;text-align:right;line-height:1.5}
.brush-row{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px}
.brush-btn{
  display:inline-flex;align-items:center;gap:5px;
  background:rgba(120,155,230,.06);border:1px solid var(--line);border-radius:999px;
  padding:4px 10px;font-size:11.5px;color:var(--muted);cursor:pointer;
  transition:all .15s;
}
.brush-btn i{width:10px;height:10px;border-radius:50%;box-shadow:0 0 6px currentColor}
.brush-btn:hover{color:var(--text);border-color:var(--line-strong)}
.brush-btn.active{
  background:rgba(124,108,255,.16);border-color:rgba(176,102,255,.6);
  color:#E7E2FF;box-shadow:0 0 12px rgba(176,102,255,.3);
}
.brush-sliders{display:flex;flex-direction:column;gap:4px}
.param-item.compact{margin-bottom:0;padding:2px 0}
.apply-bar{
  display:flex;gap:8px;padding:12px 14px;flex-wrap:wrap;
  border-top:1px solid var(--line);
  background:rgba(120,155,230,.04);
}
.apply-bar .btn{flex:1;min-width:120px}
.info-box{
  margin:12px 14px;padding:10px 12px;font-size:12px;line-height:1.9;
  background:rgba(120,155,230,.05);
  border:1px solid var(--line);border-left:3px solid var(--accent);
  border-radius:8px;color:var(--muted);
}
.info-box b{color:var(--text);font-weight:600}

/* ============ 图层面板 ============ */
.layer-tools{
  display:flex;gap:6px;flex-wrap:wrap;
  padding:12px 14px 4px;
}
.design-stats{
  margin:10px 14px;padding:10px 12px;
  background:rgba(56,225,255,.05);border:1px solid rgba(56,225,255,.2);
  border-radius:8px;font-size:12px;line-height:1.9;color:var(--muted);
}
.design-stats b{color:#BEF1FF;font-weight:600}
.layer-head-row{
  display:flex;justify-content:space-between;align-items:center;
  padding:8px 16px 4px;font-size:11px;color:var(--faint);
  letter-spacing:1px;
}
.layer-hint{font-size:10.5px}
.layer-list{padding:0 14px;display:flex;flex-direction:column;gap:5px}
.layer-row{
  display:flex;align-items:center;gap:8px;
  border:1px solid var(--line);border-radius:8px;
  padding:6px 10px;font-size:12px;background:rgba(120,155,230,.04);
  transition:all .13s;cursor:pointer;color:var(--muted);
}
.layer-row:hover{border-color:var(--line-strong);background:rgba(120,155,230,.09)}
.layer-row.active{border-color:rgba(56,225,255,.5);background:rgba(56,225,255,.08);color:var(--text)}
.layer-row .idx{font-family:var(--font-mono);color:var(--accent);font-size:11px;min-width:22px}
.layer-row .meta{flex:1;font-family:var(--font-mono);font-size:10.5px;color:var(--faint)}
.layer-row .dir{font-size:10px;padding:1px 6px;border-radius:4px;background:rgba(120,155,230,.12)}
.layer-row .dir.ccw{color:var(--ok)}
.layer-row .dir.cw{color:var(--warn)}
.layer-row .row-actions{display:flex;gap:4px}
.layer-row .mini-btn{
  border:1px solid var(--line);background:transparent;border-radius:5px;
  width:22px;height:22px;font-size:10px;color:var(--muted);transition:all .12s;
}
.layer-row .mini-btn:hover{color:var(--accent);border-color:var(--line-strong)}
.layer-row .mini-btn.del:hover{color:var(--danger);border-color:rgba(255,92,122,.5)}
.layer-row input.rename{
  flex:1;min-width:0;background:transparent;border:none;outline:none;
  color:var(--text);font-size:12px;border-bottom:1px dashed var(--line-strong);
}

/* ============ 手写面板 ============ */
.hand-params{padding:10px 14px}
.hand-params .param-item{border-bottom:none;padding:8px 0}
.seg-control{display:flex;gap:4px;margin-top:6px}
.seg-btn{
  flex:1;border:1px solid var(--line);background:transparent;border-radius:6px;
  padding:5px 0;font-size:12px;color:var(--muted);font-family:var(--font-mono);
  transition:all .13s;
}
.seg-btn:hover{color:var(--text)}
.seg-btn.active{background:var(--grad);color:#04121C;border-color:transparent;font-weight:600}
.check-row{padding:6px 0}
.check{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--muted);cursor:pointer;user-select:none}
.check input{accent-color:var(--accent);width:15px;height:15px;cursor:pointer}
.hand-preview{
  margin:4px 14px 12px;padding:8px 12px;
  background:rgba(120,155,230,.05);border:1px solid var(--line);border-radius:8px;
  font-size:12px;color:var(--muted);line-height:1.8;
}
.panel-tools{
  padding:8px 14px;display:flex;gap:8px;flex-wrap:wrap;
}
.panel-tools .btn{flex:1;min-width:110px}

/* ============ 信息面板 ============ */
.info-stats{
  margin:12px 14px;padding:10px 12px;
  background:rgba(120,155,230,.05);border:1px solid var(--line);border-radius:8px;
  font-size:12px;line-height:2;color:var(--muted);
}
.info-stats b{color:var(--text)}
.info-stats .kv{font-family:var(--font-mono);font-size:11px;color:var(--accent)}

/* ============ 底部批量预览 ============ */
.preview-bar{
  height:176px;background:rgba(12,18,32,.92);
  border-top:1px solid var(--line);
  display:flex;flex-direction:column;
  backdrop-filter:blur(14px);
}
.preview-head{
  display:flex;align-items:center;gap:10px;
  padding:8px 16px;border-bottom:1px solid var(--line);
}
.preview-head h2{font-family:var(--font-display);font-size:13px;letter-spacing:2px}
.preview-head span{font-size:12px;color:var(--muted);font-family:var(--font-mono)}
.flex-spacer{flex:1}
.preview-tip{font-family:var(--font-body)!important;font-size:11px!important;color:var(--faint)!important}
.grid-scroll{flex:1;overflow:auto;padding:10px 16px}
#gridCanvas{display:block;border-radius:10px;border:1px solid var(--line);background:#0C1424}

/* ============ 滚动条 ============ */
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-thumb{
  background:rgba(120,155,230,.25);
  border-radius:99px;border:2px solid transparent;background-clip:content-box;
}
::-webkit-scrollbar-thumb:hover{background:rgba(56,225,255,.4);background-clip:content-box;border:2px solid transparent}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-corner{background:transparent}

/* ============ 空状态 ============ */
.empty-msg{
  margin:14px;padding:24px 16px;text-align:center;
  border:1px dashed var(--line);border-radius:10px;color:var(--faint);
  font-size:12.5px;line-height:2.2;
}

/* ============ 弹层 ============ */
.modal-mask{
  position:fixed;inset:0;z-index:200;
  background:rgba(4,8,16,.7);backdrop-filter:blur(6px);
  display:flex;align-items:center;justify-content:center;
}
.modal{
  width:460px;max-width:92vw;
  background:var(--panel-solid);
  border:1px solid var(--line-strong);border-radius:14px;
  box-shadow:var(--shadow), 0 0 60px rgba(56,225,255,.08);
  overflow:hidden;
}
.modal-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 18px;border-bottom:1px solid var(--line);
}
.modal-head h3{font-size:15px;font-weight:600;letter-spacing:1px}
.modal-head .x{border:none;background:transparent;color:var(--faint);font-size:18px;cursor:pointer}
.modal-head .x:hover{color:var(--danger)}
.modal-body{padding:16px 18px}
.modal-body textarea{
  width:100%;height:130px;resize:vertical;
  background:rgba(120,155,230,.06);
  border:1px solid var(--line);border-radius:8px;
  color:var(--text);font-size:13px;padding:10px;outline:none;line-height:1.8;
  font-family:var(--font-body);
}
.modal-body textarea:focus{border-color:var(--line-strong)}
.modal-foot{
  display:flex;justify-content:flex-end;gap:8px;
  padding:12px 18px;border-top:1px solid var(--line);
}

/* toast */
.toast{
  position:fixed;top:72px;left:50%;transform:translateX(-50%);
  background:rgba(12,20,38,.94);backdrop-filter:blur(12px);
  border:1px solid rgba(56,225,255,.4);
  color:var(--text);font-size:13px;padding:10px 22px;border-radius:10px;
  box-shadow:0 8px 30px rgba(0,0,0,.5), 0 0 20px rgba(56,225,255,.15);
  z-index:300;opacity:0;transition:opacity .25s, transform .25s;
  pointer-events:none;transform:translateX(-50%) translateY(-8px);
  white-space:nowrap;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}