/* ==========================================================================
   小红书发布工作台 · 样式
   单文件、无外部依赖，直接双击 index.html 也能用
   ========================================================================== */

:root {
  --red: #ff2442;
  --red-dark: #e01f3a;
  --bg: #fdf6f7;
  --bg-soft: #fff;
  --card: #ffffff;
  --ink: #1f1d1e;
  --ink-soft: #5c5658;
  --ink-faint: #8d868a;
  --line: #efe3e5;
  --line-soft: #f6ecee;
  --shadow: 0 1px 2px rgba(31, 29, 30, 0.04), 0 8px 24px rgba(31, 29, 30, 0.06);
  --radius: 16px;
  --radius-sm: 10px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei",
    "Noto Sans CJK SC", "Source Han Sans SC", system-ui, -apple-system, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --red: #ff4763;
    --red-dark: #ff2d4d;
    --bg: #17151a;
    --bg-soft: #1e1c21;
    --card: #221f26;
    --ink: #f3eef0;
    --ink-soft: #bdb5b9;
    --ink-faint: #8c8489;
    --line: #342f37;
    --line-soft: #2a2630;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 10px 28px rgba(0, 0, 0, 0.28);
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  padding: 0 20px 48px;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.35;
}

h1 {
  font-size: 19px;
}

h2 {
  font-size: 16px;
}

h3 {
  font-size: 15px;
}

p {
  margin: 0;
}

code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: var(--line-soft);
  padding: 1px 5px;
  border-radius: 6px;
}

a {
  color: var(--red);
}

.text-muted {
  color: var(--ink-faint);
  font-size: 13px;
}

/* ---------------------------------------------------------------- 顶栏 --- */

.topbar {
  max-width: 1240px;
  margin: 0 auto;
  padding: 22px 0 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--red);
  color: #fff;
  border-radius: 12px;
  padding: 8px 12px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.brand-text {
  min-width: 0;
}

.topbar-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* -------------------------------------------------------------- 按钮 ---- */

.btn {
  font-family: inherit;
  font-size: 14px;
  line-height: 1.4;
  padding: 9px 15px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  color: var(--ink);
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.05s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.btn:hover {
  border-color: var(--red);
  color: var(--red);
}

.btn:active {
  transform: translateY(1px);
}

.btn.primary {
  background: var(--red);
  border-color: var(--red);
  color: #fff;
  font-weight: 500;
}

.btn.primary:hover {
  background: var(--red-dark);
  border-color: var(--red-dark);
  color: #fff;
}

.btn.ghost {
  background: transparent;
}

.btn.small {
  font-size: 13px;
  padding: 5px 11px;
}

.btn[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
}

.chip {
  display: inline-block;
  min-width: 20px;
  padding: 0 6px;
  border-radius: 999px;
  background: var(--line-soft);
  color: var(--ink-soft);
  font-size: 12px;
  text-align: center;
}

/* -------------------------------------------------------------- 步骤 ---- */

.steps {
  max-width: 1240px;
  margin: 0 auto 18px;
  display: flex;
  gap: 8px;
  position: relative;
  flex-wrap: wrap;
}

.step {
  font-family: inherit;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px 8px 8px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  color: var(--ink-soft);
  cursor: pointer;
}

.step:hover {
  border-color: var(--red);
}

.step.is-active {
  background: var(--red);
  border-color: var(--red);
  color: #fff;
  font-weight: 500;
}

.step.is-done .step-num {
  background: var(--red);
  color: #fff;
}

.step-num {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--line-soft);
  color: var(--ink-soft);
  font-size: 12px;
}

.step.is-active .step-num {
  background: rgba(255, 255, 255, 0.25);
  color: #fff;
}

/* -------------------------------------------------------------- 布局 ---- */

.layout {
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 400px;
  gap: 20px;
  align-items: start;
}

.col-main {
  min-width: 0;
}

.col-side {
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: sticky;
  top: 16px;
}

/* -------------------------------------------------------------- 面板 ---- */

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
  display: none;
}

.panel.is-active {
  display: block;
}

.panel-head {
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.panel-head h2 {
  font-size: 17px;
}

.field {
  margin-bottom: 16px;
  min-width: 0;
}

.field-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 14px;
}

.label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--ink-soft);
}

.label-hint {
  font-weight: 400;
  color: var(--ink-faint);
  margin-left: 8px;
  font-size: 12px;
}

.input {
  font-family: inherit;
  font-size: 15px;
  width: 100%;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--bg-soft);
  color: var(--ink);
  resize: vertical;
}

.input:focus {
  outline: 2px solid rgba(255, 36, 66, 0.25);
  outline-offset: 1px;
  border-color: var(--red);
}

select.input {
  cursor: pointer;
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--ink-faint) 50%),
    linear-gradient(135deg, var(--ink-faint) 50%, transparent 50%);
  background-position: calc(100% - 17px) 50%, calc(100% - 12px) 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 32px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.chip-btn {
  font-family: inherit;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px dashed var(--line);
  background: transparent;
  color: var(--ink-faint);
  cursor: pointer;
}

.chip-btn:hover {
  border-color: var(--red);
  color: var(--red);
  border-style: solid;
}

.advanced {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  margin-top: 6px;
}

.advanced summary {
  cursor: pointer;
  font-size: 13px;
  color: var(--ink-soft);
}

.advanced[open] summary {
  margin-bottom: 10px;
}

.advanced .field-row,
.advanced .field {
  margin-top: 12px;
  margin-bottom: 0;
}

.advanced .actions {
  margin: 14px 0 0;
}

/* ------------------------------------------------------------ 审核清单 -- */

.checklist {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.check-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: var(--bg-soft);
  font-size: 14px;
}

.check-item.is-blocked {
  border-color: var(--red);
}

.check-item input {
  margin-top: 4px;
  accent-color: var(--red);
  width: 16px;
  height: 16px;
  flex: none;
}

.check-item .check-note {
  display: block;
  color: var(--ink-faint);
  font-size: 12px;
}

.sub-head {
  margin: 22px 0 10px;
  font-size: 14px;
  color: var(--ink-soft);
}

.ordered {
  margin: 0 0 8px;
  padding-left: 22px;
  font-size: 14px;
  color: var(--ink-soft);
}

.ordered li {
  margin-bottom: 5px;
}

.paste-block {
  font-family: var(--mono);
  font-size: 12.5px;
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-word;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 14px;
  margin: 0;
  max-height: 380px;
  overflow: auto;
  color: var(--ink-soft);
}

.embed-wrap {
  margin-top: 6px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg-soft);
}

.embed-wrap iframe {
  width: 100%;
  height: 460px;
  border: 0;
  display: block;
}

.embed-note {
  padding: 10px 12px;
  font-size: 13px;
  color: var(--ink-faint);
  border-top: 1px solid var(--line-soft);
}

/* ------------------------------------------------------------ 右栏预览 -- */

.side-block {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
}

.side-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.side-head h2 {
  font-size: 15px;
}

.stats {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}

.stat {
  font-size: 12px;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--line-soft);
  color: var(--ink-soft);
}

.stat.is-warn {
  background: rgba(255, 36, 66, 0.12);
  color: var(--red);
}

.preview {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  padding: 14px;
  background: var(--bg-soft);
  max-height: 420px;
  overflow: auto;
}

.preview-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--ink);
}

.preview-body {
  font-size: 13.5px;
  color: var(--ink-soft);
}

.preview-body .line {
  margin-bottom: 6px;
  white-space: pre-wrap;
  word-break: break-word;
}

.preview-body .line.bullet {
  padding-left: 0;
  color: var(--ink);
}

.preview-body .line.head {
  font-weight: 600;
  color: var(--ink);
}

.preview-sep {
  border: 0;
  border-top: 1px dashed var(--line);
  margin: 12px 0;
}

.preview-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 12px;
}

.preview-tags span {
  font-size: 12px;
  color: var(--red);
  background: rgba(255, 36, 66, 0.09);
  border-radius: 999px;
  padding: 2px 9px;
}

.canvas-box {
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--bg-soft);
  display: flex;
  justify-content: center;
}

.canvas-box canvas {
  width: 100%;
  max-width: 280px;
  height: auto;
  display: block;
}

.swatches {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.swatch {
  font-family: inherit;
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 12px 6px 8px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  color: var(--ink-soft);
  cursor: pointer;
}

.swatch i {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  display: inline-block;
}

.swatch.is-active {
  border-color: var(--red);
  color: var(--red);
  font-weight: 500;
}

.note {
  margin-top: 8px;
}

/* ------------------------------------------------------------ 页脚 ----- */

.footer {
  max-width: 1240px;
  margin: 22px auto 0;
  text-align: center;
  color: var(--ink-faint);
  font-size: 12.5px;
}

/* ------------------------------------------------------------ 草稿箱 --- */

.drawer {
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: min(420px, calc(100vw - 40px));
  max-height: min(70vh, 620px);
  overflow: auto;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 12px 40px rgba(31, 29, 30, 0.18);
  padding: 16px;
  z-index: 40;
}

.drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.history-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.history-item {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  background: var(--bg-soft);
}

.history-item h3 {
  font-size: 14px;
  margin-bottom: 4px;
}

.history-item .row {
  display: flex;
  gap: 8px;
  margin-top: 8px;
  flex-wrap: wrap;
}

/* ------------------------------------------------------------ 提示条 --- */

.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  background: var(--ink);
  color: var(--bg);
  font-size: 13.5px;
  padding: 10px 18px;
  border-radius: 999px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  z-index: 60;
  max-width: calc(100vw - 40px);
}

/* ------------------------------------------------------------ 响应式 --- */

@media (max-width: 1040px) {
  .layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .col-side {
    position: static;
  }

  .canvas-box canvas {
    max-width: 220px;
  }
}

@media (max-width: 560px) {
  body {
    padding: 0 14px 40px;
  }

  .panel {
    padding: 16px;
  }

  .step-label {
    display: none;
  }

  .step {
    padding: 8px;
  }

  .step.is-active {
    padding: 8px 14px 8px 8px;
  }

  .step.is-active .step-label {
    display: inline;
  }

  .btn {
    font-size: 13.5px;
    padding: 9px 13px;
  }
}