* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0f1117;
  --panel: #171a23;
  --panel-2: #1e2230;
  --border: #2a2f40;
  --text: #e6e9f0;
  --muted: #8b91a5;
  --accent: #5b8cff;
  --accent-hover: #739dff;
  --ok: #3ecf8e;
  --err: #ff6b6b;
}

body {
  font-family: "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.hidden { display: none !important; }
.muted { color: var(--muted); font-size: 12px; }

/* ---- 顶栏 ---- */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 18px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  -webkit-app-region: drag;
}
.topbar button { -webkit-app-region: no-drag; }
.brand { font-size: 16px; font-weight: 600; }
.topbar-right { display: flex; align-items: center; gap: 10px; }
/* 使用必看：主题蓝 + 加粗，与顶栏其他灰色 ghost 按钮区分，更醒目 */
#btnGuide { color: var(--accent); font-weight: 600; }
#btnGuide:hover { color: var(--accent-hover); border-color: var(--accent); }
.server-label { font-size: 12px; color: var(--muted); margin-right: 6px; }
.license-days {
  font-size: 12px; color: var(--muted); margin-right: 2px;
  padding: 2px 8px; border-radius: 10px; background: rgba(255,255,255,.06);
  white-space: nowrap;
}
.license-days.warn { color: #f5a623; background: rgba(245,166,35,.12); font-weight: 600; }
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.dot.on { background: var(--ok); box-shadow: 0 0 8px var(--ok); }
.dot.off { background: #555; }
.dot.busy { background: #f5a623; box-shadow: 0 0 8px #f5a623; }

button {
  font-family: inherit;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  padding: 7px 14px;
  border-radius: 7px;
  cursor: pointer;
  font-size: 13px;
  transition: all .15s;
}
button:hover { border-color: var(--accent); }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.primary:hover { background: var(--accent-hover); }
button.primary:disabled { opacity: .5; cursor: not-allowed; }
button.ghost { background: transparent; }

/* ---- 主布局 ---- */
.layout {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr auto;
  gap: 12px;
  padding: 12px;
  min-height: 0;
}

/* ---- 备案信息（工信部要求：备案号须展示在页面底部并链接至备案系统） ---- */
.icp-foot {
  flex: none;              /* 页面主体撑满，页脚只占自身高度 */
  text-align: center;
  font-size: 12px;
  color: var(--muted);
  padding: 6px 0 8px;
}
.icp-line { text-align: center; font-size: 12px; color: var(--muted); margin-top: 10px; }
.icp-foot a, .icp-line a { color: inherit; text-decoration: none; }
.icp-foot a:hover, .icp-line a:hover { color: var(--accent); text-decoration: underline; }
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}
.panel.editor { grid-column: 1; grid-row: 1; }
.panel.extra { grid-column: 1; grid-row: 2; }
.panel.output { grid-column: 2; grid-row: 1 / 3; }

/* ---- 自定义提示面板 ---- */
.panel.extra .extra-text {
  flex: 1;
  width: 100%;
  min-height: 96px;
  max-height: 200px;
  resize: vertical;
  font-size: 13px;
  line-height: 1.7;
}
.panel.extra.collapsed .extra-text { display: none; }
.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}
.panel-head h3 { font-size: 14px; }
.controls { display: flex; gap: 8px; align-items: center; }

textarea, select, input[type="text"], input[type="number"], input[type="password"] {
  font-family: inherit;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 7px;
  padding: 8px 10px;
  font-size: 13px;
}
textarea:focus, input:focus, select:focus { outline: none; border-color: var(--accent); }
[hidden] { display: none !important; } /* 防止组件级 display 覆盖 hidden 属性 */

#inputText {
  flex: 1;
  resize: none;
  border: none;
  border-radius: 0;
  background: transparent;
  padding: 14px;
  font-size: 15px;
  line-height: 1.8;
}
/* 链接识别行 */
.url-row {
  display: flex;
  gap: 8px;
  padding: 10px 14px 0;
}
.url-row input {
  flex: 1;
  font-size: 12.5px;
  color: var(--muted, #888);
}
.url-row button { white-space: nowrap; font-size: 12.5px; }
.custom-wrap { padding: 0 14px 10px; }
.custom-wrap input { width: 100%; }

/* 提示规则页签 */
.rules-layout { grid-template-columns: 1fr; }
.rules-panel { display: flex; flex-direction: column; }
.rules-tip { padding: 8px 14px 0; font-size: 12px; }
.rules-text {
  flex: 1;
  width: 100%;
  min-height: 320px;
  resize: vertical;
  font-size: 13px;
  line-height: 1.7;
}

.strength-row { padding: 4px 14px 10px; }
.strength-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 4px; }
.strength-head label { font-size: 13px; font-weight: 600; }
#strengthSlider { width: 100%; accent-color: var(--accent, #4f7cf7); }
.slider-scale { display: flex; justify-content: space-between; font-size: 11px; color: #8a93a6; margin-top: 2px; }

.panel-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  border-top: 1px solid var(--border);
}

.output-body {
  flex: 1;
  padding: 14px;
  font-size: 15px;
  line-height: 1.9;
  white-space: pre-wrap;
  word-break: break-word;
  overflow-y: auto;
}
.output-body .placeholder { color: var(--muted); }
.output-body .cursor { display: inline-block; width: 8px; height: 16px; background: var(--accent); animation: blink 1s infinite; vertical-align: -2px; margin-left: 2px; }
@keyframes blink { 50% { opacity: 0; } }

/* ---- 历史 ---- */
.history-list { flex: 1; overflow-y: auto; padding: 8px; display: flex; flex-direction: column; gap: 6px; }
.history-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 7px;
  cursor: pointer;
  font-size: 13px;
}
.history-item:hover { border-color: var(--accent); }
.history-item .meta { color: var(--muted); font-size: 12px; white-space: nowrap; }
.history-item .snippet { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---- 对话框 / 遮罩 ---- */
dialog {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px;
  width: 560px;
  max-width: 92vw;
  max-height: 88vh;
  overflow-y: auto;
  margin: auto; /* 显式垂直水平居中 */
}
dialog::backdrop { background: rgba(0,0,0,.55); }
dialog h2 { font-size: 17px; margin-bottom: 14px; }

.settings-grid { display: grid; grid-template-columns: 110px 1fr; gap: 10px 12px; align-items: center; }
.settings-grid label { font-size: 13px; color: var(--muted); }
.settings-grid .section-title {
  grid-column: 1 / -1;
  color: var(--accent);
  font-size: 13px;
  margin-top: 10px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 4px;
}
.settings-grid .span2 { grid-column: 1 / -1; }
.settings-grid input[type="text"], .settings-grid input[type="number"], .settings-grid input[type="password"] { width: 100%; }
.inline { display: flex; gap: 8px; }
.inline select { flex: 1; }
.switch { display: flex; align-items: center; gap: 8px; cursor: pointer; color: var(--text) !important; }

.row { display: flex; gap: 10px; margin-top: 14px; }
.row.right { justify-content: flex-end; }

.log-box { margin-top: 14px; }
.log-box summary { font-size: 12px; color: var(--muted); cursor: pointer; }
.log-box pre {
  margin-top: 8px;
  background: #0a0c10;
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 10px;
  font-size: 11px;
  max-height: 160px;
  overflow-y: auto;
  white-space: pre-wrap;
}

/* ---- 激活页 ---- */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 12, 18, .92);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}
.overlay .card {
  width: 460px;
  max-width: 92vw;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 26px;
}
.overlay h2 { margin-bottom: 8px; }
.overlay p { margin-bottom: 8px; }
.overlay label { display: block; font-size: 12px; color: var(--muted); margin: 14px 0 6px; }
.machine-code {
  font-family: Consolas, monospace;
  font-size: 16px;
  letter-spacing: 1px;
  background: var(--panel-2);
  border: 1px dashed var(--accent);
  border-radius: 7px;
  padding: 12px;
  text-align: center;
  user-select: text;
}
.overlay input[type="text"] { width: 100%; }
.msg { font-size: 12px; margin-top: 8px; min-height: 16px; }
.msg.ok { color: var(--ok); }
.msg.err { color: var(--err); }

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--muted); }

/* ---- 页签栏（单篇 / 批量） ---- */
.tabs {
  display: flex;
  gap: 6px;
  padding: 8px 18px 0;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}
.tab {
  border: none;
  border-bottom: 2px solid transparent;
  background: transparent;
  border-radius: 7px 7px 0 0;
  color: var(--muted);
  font-size: 13px;
  padding: 8px 16px;
}
.tab:hover { color: var(--text); border-color: transparent; }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }

/* ---- 批量改写页 ---- */
/* 批量页原文框撑满剩余空间，参数行 + 按钮行贴底 */
#batchInput {
  flex: 1;
  resize: none;
  border: none;
  border-radius: 0;
  background: transparent;
  padding: 14px;
  font-size: 15px;
  line-height: 1.8;
}
.batch-controls {
  display: flex;
  gap: 14px;
  align-items: center;
  padding: 8px 14px;
  font-size: 12px;
  color: var(--muted);
  border-top: 1px solid var(--border);
}
.batch-controls input {
  width: 58px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--text);
  padding: 3px 6px;
  font-size: 12px;
}
.foot-btns { display: flex; gap: 8px; }

/* ---- 批量原创页（仅本页签使用） ---- */
.gen-title-wrap {
  padding: 10px 14px 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 300px;
  overflow-y: auto;
}
.gen-title-wrap input {
  width: 100%;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  padding: 6px 10px;
  font-size: 13px;
  font-family: inherit;
}
.gen-title-wrap input:focus { outline: none; border-color: var(--accent); }
.gen-title-btns {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px 0;
}
.gen-title-btns .muted { margin-left: auto; }
.gen-sub-label { padding: 10px 14px 0; font-size: 13px; font-weight: 600; }
.gen-custom {
  margin: 6px 14px 0;
  height: 96px;
  resize: vertical;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  padding: 8px 10px;
  font-size: 13px;
  line-height: 1.7;
  font-family: inherit;
}
.gen-toolbar {
  display: flex;
  gap: 8px;
  padding: 8px 14px 0;
  flex-wrap: wrap;
}
/* ---- 单篇排版页 ---- */
.format-layout {
  grid-template-columns: minmax(360px, 46%) 1fr;
  grid-template-rows: 1fr;
}
.format-left { grid-column: 1; grid-row: 1; }
.format-right { grid-column: 2; grid-row: 1; }

.format-controls { padding: 10px 14px 0; display: flex; flex-direction: column; gap: 8px; }
.fc-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.fc-row label { font-size: 12.5px; color: var(--muted); white-space: nowrap; }
.fc-row select { padding: 5px 8px; font-size: 12.5px; }
#fmtTitle { flex: 1; min-width: 120px; font-size: 13.5px; font-weight: 600; }
.fc-label { padding: 8px 14px 0; font-size: 13px; font-weight: 600; }

#fmtContent {
  flex: 1;
  resize: none;
  border: none;
  border-radius: 0;
  background: transparent;
  padding: 10px 14px;
  font-size: 14px;
  line-height: 1.8;
}

.fmt-toolbar label { font-size: 12px; }
.fmt-toolbar select { padding: 4px 6px; font-size: 12px; }

.fmt-btnbar {
  display: flex;
  gap: 10px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.fmt-btn {
  font-weight: 600;
  color: #fff;
  border: none;
  padding: 8px 18px;
  border-radius: 8px;
}
.fmt-btn:disabled { opacity: .5; cursor: not-allowed; }
.fmt-btn-polish { background: #F59E0B; }
.fmt-btn-polish:hover:not(:disabled) { background: #FBBF24; }
.fmt-btn-run { background: #EA580C; }
.fmt-btn-run:hover:not(:disabled) { background: #F97316; }
.fmt-btn-image { background: #8B5CF6; }
.fmt-btn-image:hover:not(:disabled) { background: #A78BFA; }
.fmt-btn-copy { background: #07C160; }
.fmt-btn-copy:hover:not(:disabled) { background: #10D56A; }

/* 预览区：白底模拟公众号正文 */
.format-preview {
  flex: 1;
  overflow-y: auto;
  background: #ffffff;
  color: #333;
  padding: 16px;
}
.format-preview .placeholder { color: #999; }
.format-preview img { max-width: 100%; border-radius: 8px; }
.format-preview section p { margin: 0 0 15px 0; }

/* ---- 邀请好友弹窗（对齐 web 端 .invite-box/.invite-link） ---- */
.invite-card { width: 360px; text-align: left; }
.invite-link {
  font-size: 14px; color: var(--accent); background: var(--bg);
  border: 1px dashed var(--accent); border-radius: 10px;
  padding: 12px 10px; user-select: all; word-break: break-all; line-height: 1.6; margin-top: 10px;
}

/* ---- 购买卡密弹窗 ---- */
.overlay .buy-card { width: 820px; max-width: 94vw; max-height: 88vh; overflow-y: auto; }
.buy-head { text-align: center; }
.buy-head p { margin-top: 6px; }
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 18px 0; }
.plan {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 12px;
  padding: 16px 10px; text-align: center; display: flex; flex-direction: column; gap: 8px;
  cursor: pointer; transition: border-color .15s;
}
.plan:hover { border-color: var(--accent); }
.plan.selected { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent), 0 4px 18px rgba(91,140,255,.25); }
.plan.hot { border-color: var(--accent); position: relative; }
.plan.hot::after {
  content: "最受欢迎"; position: absolute; top: -10px; left: 50%; transform: translateX(-50%);
  background: var(--accent); color: #fff; font-size: 11px; padding: 2px 12px; border-radius: 10px;
}
.plan .days { font-size: 15px; font-weight: 700; }
.plan .price { font-size: 26px; font-weight: 800; color: var(--accent); }
.plan .price small { font-size: 12px; font-weight: 400; }
.plan ul { list-style: none; font-size: 12px; color: var(--muted); display: flex; flex-direction: column; gap: 4px; margin: 0; padding: 0; }
.buy-steps { background: var(--panel-2); border: 1px solid var(--border); border-radius: 12px; padding: 16px 20px; margin-bottom: 14px; }
.buy-steps h3 { font-size: 14px; margin-bottom: 10px; }
.buy-steps ol { margin: 0 0 0 20px; display: flex; flex-direction: column; gap: 6px; font-size: 13px; line-height: 1.7; }
.buy-hint { text-align: center; margin: 4px 0 12px; font-size: 13px; }
.qrs { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.qr-card {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 12px;
  padding: 14px; text-align: center; width: 190px; display: flex; flex-direction: column; gap: 8px; font-size: 13px;
}
.qr-box { height: 160px; border: 1px dashed var(--border); border-radius: 10px; overflow: hidden; background: var(--bg); }
.qr-box img { width: 100%; height: 100%; object-fit: contain; }
.contact { text-align: center; margin-top: 18px; font-size: 13px; color: var(--muted); line-height: 2; }
.contact b { color: var(--text); font-size: 15px; letter-spacing: 1px; }

/* ---- Web 端专属（顶栏徽章 / 历史面板 / 登录层微调） ---- */
.web-tag {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 4px;
  padding: 0 5px;
  margin-left: 4px;
  vertical-align: 2px;
}
.card-badge {
  font-size: 12px;
  color: var(--muted);
  padding: 2px 10px;
  border-radius: 10px;
  background: rgba(255,255,255,.06);
  white-space: nowrap;
}
.card-badge.usage { color: var(--accent); background: rgba(91,140,255,.12); }
.card-badge.trial { color: #f5a623; background: rgba(245,166,35,.12); font-weight: 600; }
.panel.history .panel-head { border-bottom: 1px solid var(--border); }
#historyList { min-height: 60px; }
@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; grid-template-rows: auto; }
  .panel.editor { grid-column: 1; grid-row: auto; min-height: 320px; }
  .panel.output { grid-column: 1; grid-row: auto; min-height: 320px; }
  .format-layout { grid-template-columns: 1fr; }
  .format-left, .format-right { grid-column: 1; grid-row: auto; }
}