/* =============================================================================
 * 铁路电子客票 · 版式编辑器 样式
 * ========================================================================== */
:root {
  --bg: #eef1f5;
  --panel: #ffffff;
  --line: #d9dee7;
  --text: #1f2430;
  --muted: #6b7488;
  --brand: #b3251d;
  --brand-soft: #fdeceb;
  --shadow: 0 10px 30px rgba(23, 32, 51, .12);
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
}

body {
  font: 14px/1.6 "Microsoft YaHei", "PingFang SC", "Noto Sans SC", system-ui, sans-serif;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

.app {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ---------------- 左侧：票面舞台 ---------------- */
.workspace {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  padding: 10px 16px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  flex: 0 0 auto;
}

.toolbar .title {
  font-weight: 700;
  margin-right: 8px;
  letter-spacing: .5px;
}

.toolbar .spacer { flex: 1 1 auto; }

button, .filebtn {
  font: inherit;
  font-size: 13px;
  padding: 6px 12px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  color: var(--text);
  cursor: pointer;
  transition: .15s;
}

button:hover, .filebtn:hover { border-color: #b9c1d0; background: #f7f9fc; }
button.primary { background: var(--brand); border-color: var(--brand); color: #fff; }
button.primary:hover { background: #99201a; }
button.on { background: var(--brand-soft); border-color: #e9b6b2; color: #8d1b15; }
.filebtn { display: inline-block; }
.filebtn input { display: none; }

.stage-area {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  align-items: stretch;
  /* 左侧给底图切换按钮留出空间，票面居中时不会被压住 */
  padding: 24px 24px 24px 116px;
  overflow: hidden;
  position: relative;
}

/* 票面滚动容器（切换按钮不跟着滚，避免窄窗口下被推出视野）。
   里面的票面永远按容器尺寸等比缩放，所以这里直接 hidden：
   不允许出现滚动条——窗口再小也是「缩小显示」，而不是「滚动查看」。 */
.stage-scroll {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* ---------------- 左侧底图切换（液态玻璃 / Liquid Glass） ---------------- */
.bg-switch {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 30;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 7px;
  border-radius: 20px;
  background: linear-gradient(160deg, rgba(255, 255, 255, .55), rgba(255, 255, 255, .28));
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, .65);
  box-shadow:
    0 10px 30px rgba(16, 22, 35, .16),
    0 1px 0 rgba(255, 255, 255, .9) inset,
    0 -1px 0 rgba(255, 255, 255, .35) inset;
}

.bg-switch button {
  position: relative;
  min-width: 76px;
  padding: 9px 14px;
  border: 1px solid transparent;
  border-radius: 14px;
  background: rgba(255, 255, 255, .38);
  color: #3a4152;
  font-size: 13px;
  letter-spacing: .5px;
  cursor: pointer;
  transition: transform .16s, background .16s, box-shadow .16s, color .16s;
  box-shadow: 0 1px 0 rgba(255, 255, 255, .8) inset;
}

.bg-switch button:hover {
  background: rgba(255, 255, 255, .68);
  transform: translateY(-1px);
}

.bg-switch button.on {
  background: linear-gradient(180deg, rgba(255, 255, 255, .95), rgba(255, 255, 255, .72));
  color: #8d1b15;
  font-weight: 700;
  border-color: rgba(255, 255, 255, .9);
  box-shadow:
    0 4px 14px rgba(16, 22, 35, .14),
    0 1px 0 rgba(255, 255, 255, 1) inset;
}

.bg-switch button:active { transform: scale(.97); }

@media (max-width: 1080px) {
  .bg-switch { left: 8px; padding: 5px; }
  .bg-switch button { min-width: 62px; padding: 7px 10px; font-size: 12px; }
  .stage-area { padding-left: 88px; }
}

.stage-wrap { position: relative; }

.stage {
  position: relative;
  transform-origin: 0 0;
  /* 不加白底与阴影：底图自带边框，加白板会在蓝票 / CR450 上露出白色背板 */
  background: none;
  box-shadow: none;
}

.stage canvas { display: block; }

/* 可点击的字段热区 */
.hits { position: absolute; inset: 0; }

.hit {
  position: absolute;
  border-radius: 3px;
  cursor: text;
  transition: .12s;
}

.stage.guides .hit {
  border: 1px dashed rgba(179, 37, 29, .45);
  background: rgba(179, 37, 29, .05);
}

.stage.guides .hit.editable:hover,
.hit.editable:hover {
  border-color: var(--brand);
  background: rgba(179, 37, 29, .14);
}

.hit.locked { cursor: not-allowed; }
.stage.guides .hit.locked { border-style: dotted; border-color: rgba(90, 100, 120, .45); background: rgba(90, 100, 120, .06); }

/* 就地编辑输入框 */
.inline-edit {
  position: absolute;
  z-index: 20;
  margin: 0;
  padding: 0;
  border: 2px solid var(--brand);
  border-radius: 4px;
  background: #fff;
  box-shadow: 0 4px 18px rgba(0, 0, 0, .18);
  outline: none;
  text-align: center;
  font-family: "Arial", sans-serif;
  font-weight: 700;
  color: var(--text);
  transform-origin: center center;
}

/* ---------------- 右侧：字段面板 ---------------- */
.panel {
  flex: 0 0 330px;
  background: var(--panel);
  border-left: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.panel-head {
  padding: 14px 16px 10px;
  border-bottom: 1px solid var(--line);
}

.panel-head-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

/* 抽屉模式下的「展开 / 收起」按钮（宽屏时隐藏） */
.panel-toggle {
  display: none;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #f6f8fb;
  color: var(--muted);
  font-size: 12px;
  cursor: pointer;
}

.panel-toggle:hover { background: #eef2f8; color: var(--text); }

.panel-toggle::after {
  content: '';
  width: 6px; height: 6px;
  border-right: 1.6px solid currentColor;
  border-bottom: 1.6px solid currentColor;
  transform: rotate(45deg) translate(-1px, -1px);
  transition: transform .22s;
}

.panel.collapsed .panel-toggle::after { transform: rotate(-135deg) translate(-2px, -2px); }

.panel-head h1 {
  font-size: 15px;
  margin: 0 0 4px;
}

.panel-head p {
  margin: 0;
  font-size: 12px;
  color: var(--muted);
  line-height: 1.5;
}

.panel-body {
  flex: 1 1 auto;
  overflow: auto;
  padding: 8px 16px 28px;
}

/* 导出结果（可手动保存的兜底入口） */
.export-result {
  margin-top: 10px;
  padding: 9px 11px;
  border: 1px solid #e3c9c7;
  background: var(--brand-soft);
  border-radius: 8px;
  font-size: 12px;
  line-height: 1.7;
  color: #6d2b26;
  word-break: break-all;
}

.export-result .acts {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}

.export-result .acts a,
.export-result .acts button {
  font-size: 12px;
  padding: 3px 9px;
  border-radius: 6px;
  border: 1px solid #d9a9a5;
  background: #fff;
  color: #8d1b15;
  text-decoration: none;
  cursor: pointer;
}

.export-result .acts a:hover,
.export-result .acts button:hover { background: #fff6f5; border-color: var(--brand); }

.group-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: 1px;
  margin: 16px 0 8px;
  padding-bottom: 4px;
  border-bottom: 1px dashed var(--line);
}

.field {
  margin-bottom: 10px;
}

.field label {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 3px;
}

.field label .tag {
  font-size: 11px;
  color: #99a1b3;
}

.field input[type=text],
.field select.sel {
  width: 100%;
  font: inherit;
  padding: 6px 9px;
  border: 1px solid var(--line);
  border-radius: 7px;
  outline: none;
  background: #fbfcfe;
}

/* 带固定前缀的输入（如「检票:」+ 可编辑内容） */
.input-group {
  display: flex;
  align-items: stretch;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fbfcfe;
  overflow: hidden;
}

.input-group .pfx {
  display: flex;
  align-items: center;
  padding: 6px 8px 6px 9px;
  background: #eef1f6;
  color: #6b7488;
  border-right: 1px solid var(--line);
  white-space: nowrap;
  user-select: none;
}

.input-group .sfx {
  display: flex;
  align-items: center;
  padding: 6px 9px 6px 8px;
  background: #eef1f6;
  color: #6b7488;
  border-left: 1px solid var(--line);
  white-space: nowrap;
  user-select: none;
}

/* 多选圆章：一组可点亮的按钮 */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chip {
  min-width: 44px;
  padding: 6px 0;
  font-size: 15px;
  border: 1px solid var(--line);
  background: #fbfcfe;
  border-radius: 8px;
  cursor: pointer;
  color: var(--text);
  transition: .15s;
}

.chip:hover { border-color: #b9c1d0; background: #f2f5fa; }

.chip.on {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}

/* 多段独立编辑（如底部条码号：编码 + 尾号） */
.split-row {
  display: flex;
  align-items: center;
  gap: 6px;
}

.split-row input[type=text] {
  min-width: 0;
  flex: 1 1 auto;
}

.split-row input[type=text]:last-child {
  flex: 0 0 64px;
  text-align: center;
}

.split-row .sep {
  flex: 0 0 auto;
  font-size: 11px;
  color: #9aa2b4;
  white-space: nowrap;
}

.input-group input[type=text] {
  border: none;
  border-radius: 0;
  background: transparent;
  flex: 1 1 auto;
  min-width: 0;
}

.input-group:focus-within {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(179, 37, 29, .1);
  background: #fff;
}

.field select.sel {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, #8b93a5 50%), linear-gradient(135deg, #8b93a5 50%, transparent 50%);
  background-position: calc(100% - 16px) 52%, calc(100% - 11px) 52%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 30px;
  cursor: pointer;
}

.field input[type=text]:focus,
.field select.sel:focus {
  border-color: var(--brand);
  background-color: #fff;
  box-shadow: 0 0 0 3px rgba(179, 37, 29, .1);
}

/* 输入框留空即为空，不用灰色占位文字（示例值只在「填充示例」时写入） */


.field.locked input[type=text] {
  background: #f1f3f7;
  color: var(--muted);
  cursor: not-allowed;
}

.field .hint {
  font-size: 11px;
  color: #9aa2b4;
  margin-top: 3px;
}

.qr-text {
  font-family: Consolas, "Courier New", monospace;
  font-size: 12px;
  padding: 6px 9px;
  border: 1px dashed var(--line);
  border-radius: 7px;
  background: #fbfcfe;
  color: #3a4152;
  word-break: break-all;
}

.field.flash input[type=text],
.field.flash select.sel {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(179, 37, 29, .16);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%) translateY(10px);
  background: rgba(31, 36, 48, .92);
  color: #fff;
  padding: 9px 18px;
  border-radius: 999px;
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  transition: .25s;
  z-index: 99;
}

.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------------- 必填校验弹窗 ---------------- */
.modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(20, 26, 38, .45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 24px;
}

.modal-mask[hidden] { display: none; }

.modal {
  width: min(420px, 100%);
  max-height: 80vh;
  overflow: auto;
  background: #fff;
  border-radius: 14px;
  padding: 20px 22px 18px;
  box-shadow: 0 24px 60px rgba(16, 22, 35, .3);
}

.modal h3 {
  margin: 0 0 6px;
  font-size: 16px;
  color: var(--brand);
}

.modal p {
  margin: 0 0 10px;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
}

.modal ul {
  margin: 0 0 10px;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.modal li {
  font-size: 13px;
  padding: 4px 10px;
  border: 1px solid #e9b6b2;
  background: var(--brand-soft);
  color: #8d1b15;
  border-radius: 999px;
  cursor: pointer;
}

.modal li:hover { background: #fbdcd9; }

.modal-tip {
  font-size: 12px;
  color: #9aa2b4;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 4px;
}

/* ---------------- 切换底图的加载动画 ---------------- */
.loading-mask {
  position: fixed;
  inset: 0;
  z-index: 180;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(238, 241, 245, .28);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  opacity: 0;
  transition: opacity .2s;
}

.loading-mask[hidden] { display: none; }
.loading-mask.show { opacity: 1; }

.loading-card {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 14px 22px;
  border-radius: 18px;
  background: linear-gradient(160deg, rgba(255, 255, 255, .78), rgba(255, 255, 255, .5));
  backdrop-filter: blur(18px) saturate(180%);
  -webkit-backdrop-filter: blur(18px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, .8);
  box-shadow:
    0 14px 40px rgba(16, 22, 35, .18),
    0 1px 0 rgba(255, 255, 255, .95) inset;
  font-size: 13px;
  color: #3a4152;
  letter-spacing: .5px;
}

.spinner {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: conic-gradient(from 0deg, rgba(179, 37, 29, 0), #b3251d);
  -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 3px), #000 0);
  mask: radial-gradient(farthest-side, transparent calc(100% - 3px), #000 0);
  animation: spin .8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ---------------- 自适应：票面永远完整显示，不靠滚动条 ----------------
   宽屏：左右两栏，面板常驻。
   中等：面板收窄，票面继续自动缩放。
   窄屏 / 移动：面板变成底部抽屉，只留一条标题栏，点「展开」拉起来。 */
@media (max-width: 1180px) {
  .panel { flex: 0 0 288px; }
  .stage-area { padding-left: 96px; padding-right: 16px; }
}

@media (max-width: 940px) {
  .app { flex-direction: column; }
  .workspace { flex: 1 1 auto; min-height: 0; }
  .stage-area { padding: 12px 12px 74px 92px; }

  .panel {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 60;
    flex: 0 0 auto;
    height: 52vh;
    max-height: 52vh;
    border-left: none;
    border-top: 1px solid var(--line);
    border-radius: 16px 16px 0 0;
    box-shadow: 0 -14px 40px rgba(16, 22, 35, .2);
    transition: transform .26s cubic-bezier(.4, 0, .2, 1);
  }

  /* 收起状态：只留标题栏，随时可再拉起来 */
  .panel.collapsed { transform: translateY(calc(100% - 54px)); }
  .panel-head { padding: 10px 14px; cursor: pointer; }
  .panel.collapsed .panel-head p { display: none; }
  .panel.collapsed #exportResult { display: none; }
  .panel-toggle { display: inline-flex; }

  .bg-switch { left: 8px; padding: 5px; }
  .bg-switch button { min-width: 60px; padding: 7px 9px; font-size: 12px; }
}

@media (max-width: 620px) {
  .toolbar { padding: 8px 10px; gap: 6px; }
  .toolbar .title { display: none; }
  .stage-area { padding: 8px 8px 74px 78px; }
  .bg-switch { left: 4px; padding: 4px; border-radius: 14px; }
  .bg-switch button { min-width: 52px; padding: 6px 7px; font-size: 11px; }
}

@media print {
  .toolbar, .panel, .toast { display: none !important; }
  .app, .workspace, .stage-area { display: block; height: auto; padding: 0; overflow: visible; }
  .stage { box-shadow: none; }
}