:root {
  --orange: #FF9E42;
  --orange-deep: #D97F26;
  --orange-soft: #FFE4C5;
  --green: #89B96A;
  --green-deep: #5E8E46;
  --green-soft: #EAF4E1;
  --blue: #7EAEE6;
  --blue-deep: #4F80BE;
  --blue-soft: #EAF3FD;
  --text: #3E342A;
  --text-2: #6E6257;
  --text-3: #9A8D82;
  --bg: #FDFBF7;
  --surface: #FFFFFF;
  --surface-2: #FFF9F2;
  --border: #ECE2D7;
  --border-2: #DCC8B2;
  --shadow: 0 14px 36px rgba(46, 39, 33, 0.08);
  --radius: 18px;
  --pill: 999px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 1180px;
  background: linear-gradient(180deg, #FFFEFC 0%, var(--bg) 54%, #FFF9F2 100%);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.app-shell {
  display: grid;
  grid-template-columns: 360px 1fr;
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  padding: 24px;
  background: rgba(255, 255, 255, 0.72);
  border-right: 1px solid var(--border);
}

.brand {
  display: flex;
  gap: 14px;
  align-items: center;
  margin-bottom: 22px;
}

.brand-mark {
  width: 52px;
  height: 52px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  background: var(--orange);
  color: white;
  font-weight: 900;
  font-size: 26px;
}

.brand h1 {
  margin: 0;
  font-size: 22px;
}

.brand p,
.hint,
.soft-text,
.publish-bar p,
.task-card p,
.summary {
  margin: 4px 0 0;
  color: var(--text-2);
  line-height: 1.5;
}

.login-card,
.toolbar,
.task-summary,
.panel,
.detail-header,
.publish-bar,
.empty-state {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.login-card {
  padding: 16px;
  margin-bottom: 16px;
}

label {
  display: block;
  margin: 14px 0 8px;
  color: var(--text-2);
  font-size: 13px;
  font-weight: 800;
}

.token-row {
  display: flex;
  gap: 8px;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--border-2);
  border-radius: 12px;
  background: #fff;
  color: var(--text);
  outline: none;
  padding: 11px 12px;
}

textarea {
  resize: vertical;
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(255, 158, 66, 0.14);
}

.toolbar {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  padding: 14px;
  margin-bottom: 16px;
}

.primary,
.secondary {
  border: 0;
  border-radius: var(--pill);
  padding: 10px 18px;
  font-weight: 900;
}

.primary {
  background: var(--orange);
  color: white;
  box-shadow: 0 8px 20px rgba(217, 127, 38, 0.16);
}

.secondary {
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
}

.large {
  padding: 13px 24px;
}

.task-summary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  overflow: hidden;
  margin-bottom: 16px;
}

.task-summary div {
  padding: 16px;
  background: var(--surface);
}

.task-summary span {
  font-size: 28px;
  font-weight: 900;
  color: var(--green-deep);
}

.task-summary p {
  margin: 4px 0 0;
  color: var(--text-2);
}

.task-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.task-card {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 16px;
  padding: 14px;
  text-align: left;
  transition: 0.18s ease;
}

.task-card:hover,
.task-card.active {
  border-color: var(--orange);
  box-shadow: 0 8px 22px rgba(217, 127, 38, 0.12);
}

.task-card h3 {
  margin: 8px 0 0;
  font-size: 16px;
}

.task-top {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  align-items: center;
}

.chip {
  display: inline-flex;
  align-items: center;
  border-radius: var(--pill);
  padding: 4px 9px;
  font-size: 12px;
  font-weight: 900;
  background: var(--blue-soft);
  color: var(--blue-deep);
}

.chip.pending {
  background: var(--orange-soft);
  color: var(--orange-deep);
}

.chip.done {
  background: var(--green-soft);
  color: var(--green-deep);
}

.workspace {
  padding: 28px;
}

.empty-state {
  max-width: 680px;
  margin: 72px auto;
  padding: 40px;
  text-align: center;
  box-shadow: var(--shadow);
}

.empty-state h2 {
  margin: 0;
  font-size: 28px;
}

.detail-panel {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.hidden {
  display: none !important;
}

.detail-header {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 24px;
  box-shadow: var(--shadow);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--blue-deep);
  font-weight: 900;
}

.detail-header h2 {
  margin: 0;
  font-size: 30px;
}

.status-pill {
  flex-shrink: 0;
  align-self: flex-start;
  padding: 8px 14px;
  border-radius: var(--pill);
  background: var(--green-soft);
  color: var(--green-deep);
  font-weight: 900;
}

.grid.two {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 18px;
}

.panel {
  padding: 22px;
}

.panel-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.panel-title.with-action {
  justify-content: space-between;
  align-items: flex-start;
}

.panel-title.with-action > div {
  display: flex;
  align-items: center;
  gap: 10px;
}

.panel h3 {
  margin: 0;
  font-size: 20px;
}

.icon {
  width: 18px;
  height: 18px;
  border-radius: 50%;
}

.icon.blue {
  background: var(--blue);
}

.icon.green {
  background: var(--green);
}

.icon.orange {
  background: var(--orange);
}

.dimension-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.dimension-row {
  display: grid;
  grid-template-columns: 120px 1fr 48px;
  gap: 12px;
  align-items: center;
}

.bar {
  height: 10px;
  background: var(--blue-soft);
  border-radius: var(--pill);
  overflow: hidden;
}

.bar span {
  display: block;
  height: 100%;
  width: 30%;
  background: var(--green);
  border-radius: inherit;
}

.booklist {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 16px;
}

.book-card {
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface-2);
}

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

.book-card h4 {
  margin: 0;
  font-size: 18px;
}

.book-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.remove-book {
  border: 0;
  background: transparent;
  color: var(--text-3);
  font-weight: 900;
}

.add-book {
  margin-top: 14px;
}

.publish-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 20px 22px;
  position: sticky;
  bottom: 18px;
  box-shadow: var(--shadow);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  background: var(--text);
  color: white;
  padding: 12px 18px;
  border-radius: var(--pill);
  box-shadow: var(--shadow);
  font-weight: 800;
}