/* Yi Tuo Hub · 公众号排版工坊 —— 电影感视觉（Vectrus 风）
 * 关键词：深海军蓝 #1D3045 / 大字距全大写小标签 / 细字重大标题 /
 *        圆形细线按钮 / 发丝线 / 错峰上浮入场 cubic-bezier(.16,1,.3,1)
 */
:root {
  --bg: #F4F6F8;
  --panel: #FFFFFF;
  --dark: #1D3045;
  --dark-2: #16283A;
  --ink: #1D3045;
  --text: #33475C;
  --sub: #64748B;
  --sub2: #93A5B8;
  --line: #E3E9EF;
  --ok: #0E7C5B;
  --bad: #C0392B;
  --warn: #B45309;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  min-height: 100vh;
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", "Segoe UI", sans-serif;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* ---------- 入场动画 ---------- */
@keyframes riseIn {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: none; }
}
.rise { animation: riseIn 0.7s var(--ease) both; }

/* ---------- 顶栏 ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 32px;
  background: rgba(244, 246, 248, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 13px; }
.brand .logo { display: block; line-height: 0; }
.brand h1 {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--dark);
}
.brand h1 em {
  font-style: normal;
  font-weight: 500;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--sub);
  margin-left: 10px;
}
.brand p {
  margin: 4px 0 0;
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--sub2);
  text-transform: uppercase;
}
.actions { display: flex; gap: 10px; align-items: center; }

/* ---------- 按钮语言：胶囊 + 圆形细线 ---------- */
.btn {
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 10px 20px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: opacity 0.3s, border-color 0.3s, color 0.3s, background 0.3s, transform 0.5s var(--ease);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn.primary { background: var(--dark); color: #fff; }
.btn.primary:hover { background: var(--dark-2); transform: translateY(-1px); }
.btn.ghost { background: transparent; border-color: var(--line); color: var(--ink); }
.btn.ghost:hover { border-color: var(--dark); }
.btn.tiny { padding: 5px 12px; font-size: 11.5px; }
.btn.active { background: var(--dark); color: #fff; border-color: var(--dark); }
.btn.icon-round {
  width: 34px;
  height: 34px;
  padding: 0;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
  color: var(--dark);
}
.btn.icon-round:hover { border-color: var(--dark); }

/* ---------- Hero ---------- */
.hero {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  padding: 30px 32px 16px;
}
.hero-eyebrow {
  margin: 0;
  font-size: 10px;
  letter-spacing: 0.32em;
  color: var(--sub2);
  font-weight: 600;
  text-transform: uppercase;
}
.hero-title {
  margin: 12px 0 0;
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 300;
  letter-spacing: 0.04em;
  line-height: 1.3;
  color: var(--dark);
}
.hero-title strong { font-weight: 600; }
.hero-meta {
  text-align: right;
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--sub2);
  line-height: 2.1;
  text-transform: uppercase;
  white-space: nowrap;
}

/* ---------- 主题选择器（工具栏下拉） ---------- */
.picker-slot { position: relative; display: inline-flex; }
.picker-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 6px 13px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--dark);
  cursor: pointer;
  transition: border-color 0.25s;
}
.picker-btn:hover { border-color: var(--dark); }
.picker-btn .swatch {
  display: block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.06);
}
.picker-pop {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  z-index: 80;
  width: 560px;
  max-width: 86vw;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 24px 60px rgba(29, 48, 69, 0.16);
  padding: 14px 16px;
}
.pop-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 10px; }
.pop-title { font-size: 10px; letter-spacing: 0.2em; font-weight: 700; color: var(--sub); }
.pop-note { font-size: 9.5px; letter-spacing: 0.18em; color: var(--sub2); }
.pop-tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 10px; }
.group-tab {
  border: 1px solid var(--line);
  background: transparent;
  border-radius: 999px;
  padding: 4px 11px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--sub);
  cursor: pointer;
  transition: color 0.25s, border-color 0.25s, background 0.25s;
}
.group-tab:hover { color: var(--dark); border-color: var(--dark); }
.group-tab:focus { outline: none; }
.group-tab.active { background: var(--dark); color: #fff; border-color: var(--dark); }
.group-tab .cnt { font-weight: 400; opacity: 0.65; }
.pop-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  max-height: 320px;
  overflow: auto;
}
.pop-card {
  display: flex;
  align-items: center;
  gap: 9px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 10px;
  padding: 9px 12px;
  cursor: pointer;
  text-align: left;
  transition: border-color 0.2s, background 0.2s;
}
.pop-card:hover { border-color: #B9C6D2; }
.pop-card.active { border-color: var(--dark); background: var(--bg); }
.pop-card .swatch {
  display: block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.06);
}
.pop-card-text { display: flex; flex-direction: column; min-width: 0; }
.pop-card .tname { font-size: 12.5px; font-weight: 600; color: var(--dark); }
.pop-card .tdesc {
  font-size: 10.5px;
  color: var(--sub);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ---------- 动效组件库面板 ---------- */
.motion-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(29, 48, 69, 0.45);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.motion-panel {
  background: #fff;
  border-radius: 18px;
  width: min(960px, 94vw);
  height: min(640px, 88vh);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 40px 90px rgba(22, 40, 58, 0.35);
}
.motion-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 18px 22px 14px;
  border-bottom: 1px solid var(--line);
}
.motion-src { margin: 7px 0 0; font-size: 11px; color: var(--sub); }
.motion-body { flex: 1; display: flex; min-height: 0; }
.motion-nav {
  width: 168px;
  border-right: 1px solid var(--line);
  overflow: auto;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex-shrink: 0;
}
.motion-style {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 0;
  background: transparent;
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 12.5px;
  color: var(--text);
  cursor: pointer;
  text-align: left;
}
.motion-style:hover { background: var(--bg); }
.motion-style.active { background: var(--dark); color: #fff; }
.motion-style .swatch { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.motion-grid {
  flex: 1;
  overflow: auto;
  padding: 16px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
  align-content: start;
}
.motion-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.motion-preview {
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #FAFBFC;
  border-radius: 8px;
  overflow: hidden;
}
.motion-preview img, .motion-preview svg { max-width: 100%; max-height: 100%; }
.motion-role { margin: 0; font-size: 12px; font-weight: 700; color: var(--ink); text-align: center; }
.motion-actions { display: flex; gap: 6px; justify-content: center; }
.motion-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 22px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  color: var(--sub);
}
.motion-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 15px;
  height: 15px;
  border-radius: 999px;
  background: var(--dark);
  color: #fff;
  font-size: 9.5px;
  padding: 0 4px;
  margin-left: 5px;
}

/* ---------- 工作区 ---------- */
.workspace {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(320px, 1fr) minmax(360px, 1.1fr);
  gap: 14px;
  padding: 18px 32px 8px;
  min-height: 66vh;
}
.pane {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}
.pane-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}
.pane-toolbar strong {
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sub);
}
.spacer { flex: 1; }
.author-field { font-size: 12px; color: var(--sub); display: flex; align-items: center; gap: 7px; }
.author-field input {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 12px;
  font-size: 12px;
  width: 128px;
  outline: none;
  background: transparent;
  transition: border-color 0.25s;
}
.author-field input:focus { border-color: var(--dark); }

#editor {
  flex: 1;
  border: 0;
  outline: none;
  resize: none;
  padding: 16px;
  font: 13px/1.75 "SF Mono", Menlo, Consolas, "PingFang SC", monospace;
  color: var(--text);
  background: #FDFDFE;
}
#editor::placeholder { color: #B3BECA; }

.badge {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 4px 12px;
  border-radius: 999px;
  border: 1px solid transparent;
}
.badge.ok { background: #EDF7F3; color: var(--ok); border-color: #D2EAE1; }
.badge.bad { background: #FBF0EE; color: var(--bad); border-color: #F0D9D5; cursor: pointer; }
.badge.warn { background: #FBF5EB; color: var(--warn); border-color: #EFE2CC; cursor: pointer; }

.width-toggle { display: flex; gap: 6px; }
.preview-wrap { flex: 1; min-height: 0; display: flex; justify-content: center; background: #EDF0F3; overflow: auto; }
#preview { border: 0; background: #fff; width: 100%; height: 100%; }
.preview-wrap.phone #preview { width: 375px; box-shadow: 0 0 0 1px var(--line), 0 14px 40px rgba(29, 48, 69, 0.12); }

.valid-panel {
  border-top: 1px solid var(--line);
  background: #FBF5EB;
  padding: 10px 16px;
  font-size: 12.5px;
  line-height: 1.8;
  max-height: 130px;
  overflow: auto;
}
.valid-panel .err { color: var(--bad); }
.valid-panel .warn { color: var(--warn); }

/* ---------- 底部 / toast ---------- */
.foot {
  text-align: center;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--sub2);
  padding: 16px 0 18px;
}
.foot a { color: var(--sub); text-decoration: none; border-bottom: 1px solid var(--line); }
.foot a:hover { color: var(--dark); border-color: var(--dark); }
.toast {
  position: fixed;
  left: 50%;
  bottom: 40px;
  transform: translateX(-50%);
  background: var(--dark);
  color: #fff;
  font-size: 13px;
  letter-spacing: 0.03em;
  padding: 11px 22px;
  border-radius: 999px;
  z-index: 99;
  box-shadow: 0 14px 34px rgba(29, 48, 69, 0.28);
}

@media (prefers-reduced-motion: reduce) {
  .rise { animation: none; }
  * { transition: none !important; }
}
@media (max-width: 900px) {
  .workspace { grid-template-columns: 1fr; padding: 14px 16px 6px; }
  .hero { padding: 22px 16px 10px; }

  .topbar { padding: 12px 16px; }
  .hero-meta { display: none; }
  .pane { min-height: 320px; }
}