/* app.css - 主页面布局 */

:root {
  --panel-bg: #ffffff;
  --panel-border: rgba(0, 0, 0, 0.06);
  --shadow-soft: 0 1px 2px rgba(0, 0, 0, 0.04), 0 4px 16px rgba(0, 0, 0, 0.06);
  --radius-lg: 14px;
  --radius-md: 10px;
  --radius-sm: 6px;
  --color-text: #1d1d1f;
  --color-text-2: #6e6e73;
  --color-line: #e5e5ea;
  --color-primary: #0066ff;
  --color-primary-hover: #0052cc;
}

/* ===== 顶部 ===== */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: var(--panel-bg);
  border-bottom: 1px solid var(--panel-border);
  height: 64px;
  flex-shrink: 0;
  overflow-x: auto;
  z-index: 5;
}
.topbar-left { display: flex; align-items: center; gap: 16px; }
.logo { display: flex; align-items: center; gap: 8px; font-weight: 600; color: var(--color-text); font-size: 15px; }
.logo svg { color: var(--color-primary); }

/* 设置按钮（齿轮图标） */
.settings-btn {
  position: relative;
  width: 32px; height: 32px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-2);
  background: transparent;
  transition: background 0.15s, color 0.15s;
}
.settings-btn:hover { background: rgba(0, 0, 0, 0.06); color: var(--color-primary); }
.settings-btn .status-dot {
  position: absolute;
  top: 4px; right: 4px;
  width: 8px; height: 8px;
  background: #34c759;
  border-radius: 50%;
  border: 2px solid var(--panel-bg);
}

.topbar-right { display: flex; align-items: center; gap: 18px; }
.control-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.control-group > label {
  font-size: 11px;
  color: var(--color-text-2);
  text-transform: uppercase;
  letter-spacing: 0.6px;
}
.select {
  appearance: none;
  height: 32px;
  padding: 0 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-line);
  background: #fff url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="10" height="6" viewBox="0 0 10 6" fill="none" stroke="%23868e96" stroke-width="1.6" stroke-linecap="round" stroke-linejoin="round"><polyline points="1 1 5 5 9 1"/></svg>') no-repeat right 10px center;
  font-size: 13px;
  color: var(--color-text);
  cursor: pointer;
  min-width: 130px;
}
.seg-row {
  display: flex;
  align-items: center;
  gap: 6px;
}
.seg-row .select { flex: 1; }
.ai-btn {
  padding: 4px 10px !important;
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  color: #fff !important;
  font-weight: 600;
  border-radius: 4px;
  font-size: 12px !important;
  height: 32px;
  white-space: nowrap;
  box-shadow: 0 1px 3px rgba(99, 102, 241, 0.3);
}
.ai-btn:hover { background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%) !important; }
.ai-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.seg {
  display: inline-flex;
  background: #f1f1f3;
  border-radius: var(--radius-sm);
  padding: 2px;
  gap: 2px;
}
.seg-btn {
  padding: 6px 12px;
  font-size: 13px;
  border-radius: 4px;
  color: #1d1d1f;
  font-weight: 500;
  transition: background 0.15s, color 0.15s;
}
.seg-btn:hover { background: rgba(0, 0, 0, 0.05); }
.seg-btn.active {
  background: #fff;
  color: var(--color-primary);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}
.seg-btn.primary { color: var(--color-primary); font-weight: 600; }
.seg-btn.primary:hover { background: rgba(0, 102, 255, 0.08); }

/* ===== 主体 ===== */
.workspace {
  display: grid;
  grid-template-columns: minmax(360px, 1fr) minmax(420px, 1.1fr);
  height: calc(100vh - 64px);
  gap: 0;
}
.pane {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
  min-width: 0;
}
.pane-editor {
  background: var(--panel-bg);
  border-right: 1px solid var(--panel-border);
}
.pane-preview {
  background:
    radial-gradient(circle at 50% 30%, #f3f4f6 0%, #e6e8ec 100%);
  overflow: auto;
}
.pane-header {
  padding: 14px 20px 8px;
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-2);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  height: 44px;
  flex-shrink: 0;
}

/* ===== 编辑面板 ===== */
.field { padding: 0 20px; }
.title-input {
  width: 100%;
  border: none;
  outline: none;
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text);
  padding: 12px 0;
  background: transparent;
  border-bottom: 1px solid var(--color-line);
}
.title-input::placeholder { color: #b0b0b5; }

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--color-line);
  background: #fafafc;
}
.tb-btn {
  width: 32px; height: 32px;
  border-radius: 6px;
  font-size: 13px;
  color: #444;
  display: inline-flex; align-items: center; justify-content: center;
  transition: background 0.1s;
}
.tb-btn:hover { background: #e8e8ed; }
.tb-btn:active { background: #d8d8de; }
.tb-sep {
  width: 1px; height: 18px; background: var(--color-line); margin: 0 4px;
}

.memo-editor {
  flex: 1;
  overflow: auto;
  padding: 16px 20px 32px;
  font-size: 15px;
  line-height: 1.55;
  color: var(--color-text);
  outline: none;
}
.memo-editor:empty::before {
  content: attr(data-placeholder);
  color: #b0b0b5;
  pointer-events: none;
}
.memo-editor h1 { font-size: 22px; font-weight: 700; margin: 16px 0 10px; }
.memo-editor h2 { font-size: 19px; font-weight: 700; margin: 14px 0 8px; }
.memo-editor p  { margin: 6px 0; }
.memo-editor ol, .memo-editor ul { padding-left: 24px; }
.memo-editor ol { list-style-type: decimal; }
.memo-editor ul { list-style-type: disc; }

/* 复选框项 */
.todo-item {
  display: flex; gap: 8px; align-items: flex-start;
  margin: 4px 0;
}
.todo-item .todo-circle {
  width: 16px; height: 16px; border-radius: 50%;
  border: 1.6px solid #c7c7cc; flex-shrink: 0; margin-top: 4px;
}
.todo-item.checked .todo-circle {
  background: #34c759; border-color: #34c759;
}

/* ===== 设置抽屉 ===== */
.settings-block {
  margin: 0 16px 16px;
  background: #f7f7f9;
  border-radius: var(--radius-md);
  padding: 6px 12px;
  border: 1px solid var(--color-line);
}
.settings-block > summary {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-2);
  padding: 8px 0;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.form-row {
  display: grid;
  grid-template-columns: 70px 1fr;
  align-items: center;
  gap: 10px;
  margin: 8px 0;
  font-size: 13px;
}
.form-row > label { color: var(--color-text-2); }
.form-row > input,
.form-row > select {
  padding: 6px 8px;
  border-radius: 6px;
  border: 1px solid var(--color-line);
  background: #fff;
  outline: none;
}
.form-row > input:focus,
.form-row > select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.15);
}

/* ===== 预览舞台 ===== */
.preview-stage {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 30px 20px;
  position: relative;
  min-height: 600px;
}

/* ===== 翻页控件 ===== */
.page-nav {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: #fff;
  border-radius: 999px;
  padding: 4px 6px;
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-soft);
  text-transform: none;
}
.page-nav .page-btn {
  width: 28px; height: 28px;
  border-radius: 50%;
  font-size: 16px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--color-text);
  transition: background 0.15s;
}
.page-nav .page-btn:hover:not(:disabled) { background: rgba(0, 0, 0, 0.06); }
.page-nav .page-btn:disabled { opacity: 0.25; cursor: not-allowed; }
.page-nav .page-indicator {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text);
  padding: 0 8px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0;
  min-width: 56px;
  justify-content: center;
}
.page-nav .page-indicator span {
  display: inline-block;
}

/* ===== 模态框 ===== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
}
.modal[hidden] { display: none; }
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.modal-panel {
  position: relative;
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
  width: 480px;
  max-width: calc(100vw - 40px);
  max-height: calc(100vh - 60px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: modalIn 0.18s ease;
}
@keyframes modalIn {
  from { opacity: 0; transform: translateY(-12px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
/* AI 生成弹窗：加宽 2 倍 */
.modal-panel.wide { width: 960px; }

/* AI 主题多行输入框 */
.form-row > textarea {
  width: 100%;
  box-sizing: border-box;
  padding: 10px 12px;
  border-radius: 6px;
  border: 1px solid var(--color-line);
  background: #fff;
  outline: none;
  font-family: inherit;
  font-size: 14px;
  line-height: 1.6;
  resize: vertical;
  min-height: 220px;
}
.form-row > textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.15);
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-line);
  flex-shrink: 0;
}
.modal-header h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
}
.modal-close {
  width: 28px; height: 28px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--color-text-2);
  font-size: 22px;
  font-weight: 300;
  line-height: 1;
}
.modal-close:hover { background: rgba(0, 0, 0, 0.06); color: var(--color-text); }
.modal-body {
  padding: 20px;
  overflow: auto;
  flex: 1;
}
.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 14px 20px;
  border-top: 1px solid var(--color-line);
  background: #fafafc;
  flex-shrink: 0;
}
.form-row-block {
  display: block;
  margin-bottom: 16px;
}
.form-row-block > label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-2);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.form-row-block > input,
.form-row-block > select {
  width: 100%;
  height: 36px;
  padding: 0 10px;
  border-radius: 6px;
  border: 1px solid var(--color-line);
  background: #fff;
  font-size: 14px;
  color: var(--color-text);
  outline: none;
}
.form-row-block > input:focus,
.form-row-block > select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.15);
}
.form-row-block .hint {
  margin-top: 6px;
  font-size: 12px;
  color: var(--color-text-2);
}
.hint-block {
  background: #f7f7f9;
  border: 1px solid var(--color-line);
  border-radius: 6px;
  padding: 10px 12px;
  font-size: 13px;
  color: var(--color-text-2);
  line-height: 1.5;
}
.hint-block a { color: var(--color-primary); text-decoration: none; }
.hint-block a:hover { text-decoration: underline; }
.hint-block strong { color: var(--color-text); font-weight: 600; }
.status-line {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 13px;
  line-height: 1.5;
}
.status-line[hidden] { display: none; }
.status-line.loading { background: #eff6ff; color: #1d4ed8; }
.status-line.error   { background: #fef2f2; color: #b91c1c; }
.status-line.success { background: #f0fdf4; color: #15803d; }

.btn {
  height: 36px;
  padding: 0 16px;
  border-radius: 6px;
  background: #fff;
  border: 1px solid var(--color-line);
  color: var(--color-text);
  font-size: 14px;
  font-weight: 500;
  transition: all 0.15s;
}
.btn:hover { background: #f5f5f7; }
.btn-primary {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}
.btn-primary:hover { background: var(--color-primary-hover); border-color: var(--color-primary-hover); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* 设置弹窗内的测试状态行（位于 footer 下方） */
.modal .test-line {
  margin: 0;
  border-radius: 0 0 14px 14px;
  border-top: 1px solid var(--color-line);
  background: inherit;
  font-size: 13px;
  padding: 12px 20px;
}
.modal .test-line.loading { background: #eff6ff; color: #1d4ed8; border-top-color: rgba(29, 78, 216, 0.2); }
.modal .test-line.success { background: #f0fdf4; color: #14532d; border-top-color: rgba(21, 128, 61, 0.2); }
.modal .test-line.error   { background: #fef2f2; color: #7f1d1d; border-top-color: rgba(185, 28, 28, 0.2); }

/* ===== 提示条 ===== */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: rgba(0, 0, 0, 0.85);
  color: #fff;
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 13px;
  opacity: 0;
  transition: all 0.25s ease;
  pointer-events: none;
  z-index: 100;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* 仅屏幕模式（隐藏外框） */
.preview-mode-screen .device-side,
.preview-mode-screen .device-frame {
  background: transparent !important;
  box-shadow: none !important;
  padding: 0 !important;
}
.preview-mode-screen .device-frame::before { display: none; }
.preview-mode-screen .device {
  background: transparent !important;
}
.preview-mode-screen .device-screen {
  border-radius: 48px;
  border: 1px solid rgba(0, 0, 0, 0.1);
}