*{box-sizing:border-box}
:root{--bg:#0f172a;--panel:#111827;--text:#e5e7eb;--muted:#9ca3af;--accent:#22d3ee}
html,body{height:100%}
body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Noto Sans JP","Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic UI","Meiryo",sans-serif;background:var(--bg);color:var(--text)}

.topbar{display:flex;align-items:center;justify-content:space-between;padding:8px 14px;border-bottom:1px solid #1f2937;position:sticky;top:0;background:#0b1220;z-index:10}
.topbar h1{font-size:18px;margin:6px 0}
.topbar .actions{display:flex;align-items:center;gap:8px}
.topbar .lang-switch{display:flex;align-items:center;margin-left:auto;gap:4px}
.topbar .lang-switch label{margin:0}
.topbar .actions button{margin-left:0}

button{background:#1f2937;color:#e5e7eb;border:1px solid #334155;border-radius:6px;padding:8px 10px;cursor:pointer}
button:hover{border-color:#475569}

.main{display:flex;gap:12px;height:calc(100% - 50px)}
.sidebar{width:360px;overflow:auto;padding:10px}
.panel{background:var(--panel);border:1px solid #1f2937;border-radius:10px;padding:12px;margin-bottom:12px}
.panel h2{font-size:14px;margin:0 0 8px 0}
.panel label{display:flex;align-items:center;justify-content:space-between;font-size:13px;margin:6px 0}
.panel input, .panel select, .panel textarea{width:58%;padding:6px;border-radius:6px;border:1px solid #374151;background:#0b1220;color:#e5e7eb}
.panel textarea{width:100%;resize:vertical}
.hint{color:var(--muted);font-size:12px;margin-top:6px}
.grid.two{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.fontLoader{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:6px;align-items:center}
.fontLoader input[type=file]{grid-column:1 / -1;width:100%}
.fontLoader button{width:100%;padding:10px 0}
.fontLoader .hint{grid-column:1 / -1}

.workspace{flex:1;overflow:auto;padding:16px}
.page-wrap{margin:0 auto;background:#fff;border:1px solid #d1d5db;border-radius:4px;box-shadow:0 10px 30px rgba(0,0,0,.25);position:relative}
#page{display:block;width:100%;height:100%}

/* 移动端响应式 */
@media (max-width: 640px){
  .page-wrap{width:100%!important;height:auto!important}
  #page{width:100%!important;height:auto!important}

  .main{flex-direction:column-reverse;height:auto}
  .sidebar{width:100%;max-height:60vh;overflow:auto}
  .workspace{flex:none;padding:8px;overflow-x:auto}
  .panel label{flex-direction:column;align-items:flex-start}
  .panel input,.panel select,.panel textarea{width:100%}
  .topbar h1{font-size:16px}
  .topbar .actions{flex-wrap:wrap;gap:6px}
}

/* 打印样式 */
@media print{
  html,body{height:auto!important;overflow:visible!important;background:#fff}
  .sidebar,.topbar{display:none!important}
  .workspace{padding:0;overflow:visible!important}
  .page-wrap{box-shadow:none;border:none;margin:0;width:auto!important;height:auto!important}
  #page{display:block}
  @page{size:auto;margin:0}
}