/* 备课中心 · 课程编辑态 */

.main--prepare-edit {
  position: relative;
  background: var(--bg-page);
}

.pedit-crumb {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 4px;
  height: 46px;
  padding: 12px 20px;
  background: var(--bg-white);
  border-bottom: 1px solid var(--border-lighter);
}

.pedit-crumb__back {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 2px;
  background: #f5f7fa;
  color: #8c8c8c;
}

.pedit-crumb__back span {
  width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pedit-crumb__link {
  color: var(--text-muted);
  font-size: var(--font-14);
  line-height: var(--lh-14);
  text-decoration: none;
}

.pedit-crumb__sep {
  padding: 0 8px;
  color: var(--text-muted);
  font-size: var(--font-14);
  line-height: var(--lh-14);
}

.pedit-crumb__current {
  color: var(--text-primary);
  font-size: var(--font-14);
  line-height: 20px;
}

.pedit-head {
  flex-shrink: 0;
  padding: 24px 24px 16px;
  background: linear-gradient(180deg, #f8fbff 0%, #ffffff 100%);
}

.pedit-head__inner {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.pedit-cover {
  flex-shrink: 0;
  width: 460px;
  max-width: 38%;
  aspect-ratio: 460 / 258.75;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--bg-white);
}

.pedit-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pedit-meta {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 0;
}

.pedit-title {
  margin: 0;
  font-size: var(--font-20);
  line-height: var(--lh-20);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
}

.pedit-majors {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 30px;
}

.pedit-majors span {
  color: var(--text-secondary);
  font-size: var(--font-14);
  line-height: var(--lh-14);
}

.pedit-majors span + span::before {
  content: "";
  display: inline-block;
  width: 1px;
  height: 12px;
  margin-right: 8px;
  background: #d8d8d8;
  vertical-align: -1px;
}

.pedit-res {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  padding: 2px 8px;
}

.pedit-res__item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--text-secondary);
  font-size: var(--font-14);
  line-height: var(--lh-14);
}

.pedit-res__item b {
  color: var(--text-primary);
  font-weight: var(--font-weight-medium);
}

.pedit-res__item + .pedit-res__item::before {
  content: "";
  width: 5px;
  height: 5px;
  margin-right: 5px;
  border-radius: 20px;
  background: var(--border-grey-5);
}

.pedit-tools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  min-height: 24px;
}

.pedit-tool {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 24px;
  padding: 0 12px 0 0;
  border-radius: var(--radius-pill);
  background: #f5f7fa;
  color: var(--text-dark);
  font-size: var(--font-14);
  line-height: var(--lh-14);
}

.pedit-tool img {
  width: 24px;
  height: 24px;
  border-radius: 100px;
  object-fit: cover;
}

.pedit-auth {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: max-content;
  height: 30px;
  margin-top: 10px;
  padding-right: 8px;
  border-radius: var(--radius-md);
  background: #fdf4e8;
}

.pedit-auth__tag {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 4px 8px;
  border-radius: var(--radius-md) 0 0 var(--radius-md);
  background: #dca707;
  color: var(--text-on-primary);
  font-size: var(--font-14);
  line-height: var(--lh-14);
}

.pedit-auth__date {
  color: #995700;
  font-size: var(--font-14);
  line-height: var(--lh-14);
}

.pedit-bind {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
}

.pedit-bind__label {
  color: var(--text-muted);
  font-size: var(--font-14);
  line-height: var(--lh-14);
}

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

.pedit-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 112px;
  height: 32px;
  padding: 5px 16px;
  border-radius: var(--radius-md);
  background: var(--bg-grey-3);
  color: var(--text-secondary);
  font-size: var(--font-14);
  line-height: var(--lh-14);
}

.pedit-tabs {
  flex-shrink: 0;
  display: flex;
  align-items: stretch;
  height: 62px;
  padding: 0 24px;
  background: var(--bg-white);
}

.pedit-tab {
  position: relative;
  display: inline-flex;
  align-items: flex-start;
  justify-content: center;
  width: 136px;
  height: 62px;
  padding: 16px 32px 0;
  color: var(--text-secondary);
  font-size: var(--font-16);
  line-height: var(--lh-16);
}

.pedit-tab.is-active {
  color: var(--text-primary);
  font-size: var(--font-18);
  line-height: var(--lh-18);
  font-weight: var(--font-weight-medium);
}

.pedit-tab.is-active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 40px;
  height: 4px;
  margin-left: -20px;
  border-radius: var(--radius-md);
  background: var(--color-primary);
}

.pedit-body {
  flex: 1;
  min-height: 0;
  padding: 16px 24px 24px;
  background: var(--bg-page);
}

.pedit-panel {
  display: none;
  min-height: 320px;
  padding: 8px 16px 16px;
  border-radius: var(--radius-lg);
  background: var(--bg-white);
}

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

.pedit-tree {
  display: flex;
  flex-direction: column;
}

.pedit-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 56px;
  border-radius: var(--radius-lg);
}

.pedit-row--l1 {
  padding: 16px 16px 16px 24px;
}

.pedit-row--l2 {
  min-height: 62px;
  padding: 16px 16px 16px 70px;
}

.pedit-row--l3 {
  padding: 16px 16px 16px 110px;
}

.pedit-row__main {
  display: flex;
  align-items: center;
  gap: 16px;
  min-width: 0;
}

.pedit-caret {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 12px;
  height: 12px;
  flex-shrink: 0;
  color: var(--text-ink);
}

.pedit-caret svg {
  width: 10px;
  height: 7px;
}

.pedit-node.is-open > .pedit-row .pedit-caret {
  transform: rotate(0deg);
}

.pedit-node:not(.is-open) > .pedit-row .pedit-caret {
  transform: rotate(-90deg);
}

.pedit-row__no {
  flex-shrink: 0;
}

.pedit-row__title,
.pedit-row__no {
  font-size: var(--font-16);
  line-height: var(--lh-16);
}

.pedit-row--l1 .pedit-row__no,
.pedit-row--l1 .pedit-row__title {
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
}

.pedit-row--l2 .pedit-row__no,
.pedit-row--l2 .pedit-row__title,
.pedit-row--l3 .pedit-row__no,
.pedit-row--l3 .pedit-row__title {
  color: var(--text-secondary);
  font-weight: var(--font-weight-regular);
}

.pedit-row__actions {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #8c8c8c;
}

.pedit-icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  padding: 0;
  border: none;
  border-radius: 4px;
  background: transparent;
  color: #8c8c8c;
  cursor: pointer;
  transition:
    color var(--duration) var(--ease),
    background-color var(--duration) var(--ease),
    transform var(--duration) var(--ease),
    box-shadow var(--duration) var(--ease);
}

.pedit-icon-btn[data-pedit-add]:hover {
  color: var(--color-primary);
  background: rgba(22, 119, 255, 0.08);
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(22, 119, 255, 0.14);
}

.pedit-icon-btn[data-pedit-add]:active {
  transform: translateY(0);
  box-shadow: 0 1px 4px rgba(22, 119, 255, 0.1);
}

.pedit-icon-btn:focus-visible {
  outline: 2px solid rgba(22, 119, 255, 0.35);
  outline-offset: 1px;
}

.pedit-icon-btn svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.pedit-icon-btn span {
  display: flex;
  align-items: center;
  justify-content: center;
}

.pedit-caret span {
  display: flex;
  width: 100%;
  height: 100%;
  align-items: center;
  justify-content: center;
}

.pedit-lock {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  color: var(--text-dark);
}

.pedit-lock span {
  display: flex;
  align-items: center;
  justify-content: center;
}

.pedit-lock svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.pedit-node.is-locked > .pedit-row {
  opacity: 0.6;
}

.pedit-items {
  display: flex;
  flex-direction: column;
}

.pedit-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  height: 64px;
  margin-left: 120px;
  padding: 10px 16px;
  border-radius: var(--radius-lg);
}

.pedit-item__main {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.pedit-item__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  background: var(--bg-white);
}

.pedit-item__icon span {
  display: flex;
  width: 24px;
  height: 24px;
  align-items: center;
  justify-content: center;
}

.pedit-item__icon img {
  display: block;
  width: 24px;
  height: 24px;
  object-fit: contain;
}

.pedit-item__icon--video span {
  width: 20px;
  height: 20px;
}

.pedit-item__icon--video img {
  width: 24px;
  height: 24px;
}

.pedit-item__name {
  color: var(--text-primary);
  font-size: var(--font-14);
  line-height: var(--lh-14);
}

.pedit-toast {
  position: absolute;
  left: 50%;
  bottom: 48px;
  z-index: 8;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 42px;
  padding: 9px 12px;
  border: 1px solid #ccf0cc;
  border-radius: var(--radius-md);
  background: #f6ffed;
  color: #22b34a;
  font-size: var(--font-14);
  line-height: var(--lh-14);
  transform: translateX(-50%);
  box-shadow: 0 4px 12px rgba(34, 179, 74, 0.08);
}

.pedit-toast[hidden] {
  display: none;
}

.pedit-toast__icon {
  display: flex;
  width: 24px;
  height: 24px;
  align-items: center;
  justify-content: center;
}

@media (max-width: 1280px) {
  .pedit-head__inner {
    flex-direction: column;
  }

  .pedit-cover {
    width: 100%;
    max-width: 460px;
  }

  .pedit-item {
    margin-left: 48px;
  }

  .pedit-row--l2 {
    padding-left: 40px;
  }

  .pedit-row--l3 {
    padding-left: 64px;
  }
}

.pedit-add {
  position: fixed;
  z-index: 30;
  width: 473px;
  max-height: calc(100vh - 32px);
  overflow: auto;
  padding: 24px;
  border-radius: 16px;
  background: linear-gradient(173deg, #eef5ff 1%, #f3eeff 14%, #eeeeff 20%, #ffffff 51%);
  box-shadow: 0 12px 40px rgba(48, 49, 51, 0.16);
}

.pedit-add[hidden] {
  display: none;
}

.pedit-add__title {
  margin: 0 0 16px;
  font-size: var(--font-16);
  line-height: var(--lh-16);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
}

.pedit-add__acts {
  display: flex;
  gap: 32px;
  margin-bottom: 24px;
}

.pedit-tile {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  width: 56px;
  padding: 0;
  background: none;
  cursor: pointer;
}

.pedit-tile__icon {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: 1px solid #dcdfe6;
  border-radius: 16px;
  background: #fff;
}

.pedit-tile__icon svg {
  width: 32px;
  height: 32px;
}

.pedit-tile__icon img {
  display: block;
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.pedit-tile__plus {
  position: absolute;
  right: -3px;
  bottom: -3px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  border: 1px solid #e4e7ed;
  border-radius: 4px;
  background: #fff;
}

.pedit-tile__plus svg {
  width: 8px;
  height: 8px;
}

.pedit-tile__name {
  color: var(--text-primary);
  font-size: var(--font-14);
  line-height: var(--lh-14);
  white-space: nowrap;
}

.pedit-add__res {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 31px;
  margin: 16px 0 24px;
}

.pedit-res-tile {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  width: 56px;
  padding: 0;
  background: none;
  cursor: pointer;
}

.pedit-res-tile__icon {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid #dcdfe6;
  border-radius: 10px 10px 0;
  background: #fff;
}

.pedit-res-tile__icon svg {
  width: 24px;
  height: 24px;
}

.pedit-res-tile__icon img {
  display: block;
  width: 24px;
  height: 24px;
  object-fit: contain;
}

.pedit-res-tile--drawing .pedit-res-tile__icon,
.pedit-res-tile--model .pedit-res-tile__icon,
.pedit-res-tile--courseware .pedit-res-tile__icon,
.pedit-res-tile--other .pedit-res-tile__icon {
  background: #fff;
  border-color: #dcdfe6;
}

.pedit-res-tile__plus {
  position: absolute;
  top: 26px;
  right: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  border: 1px solid #e4e7ed;
  border-radius: 4px;
  background: #fff;
}

.pedit-res-tile__plus svg {
  width: 8px;
  height: 8px;
}

.pedit-res-tile__name {
  color: var(--text-primary);
  font-size: var(--font-14);
  line-height: var(--lh-14);
}

.pedit-add__agent {
  position: relative;
  margin-top: 4px;
  padding-top: 14px;
}

.pedit-add__agent::before {
  content: "";
  position: absolute;
  top: 0;
  left: 8%;
  right: 8%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-light) 18%, var(--border-light) 82%, transparent);
}

.pedit-add__agent-panel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 16px 12px;
  border: 1px solid rgba(167, 139, 250, 0.22);
  border-radius: 10px;
  background:
    linear-gradient(155deg, rgba(255, 255, 255, 0.98) 0%, rgba(245, 248, 255, 0.88) 42%, rgba(247, 243, 253, 0.78) 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.98),
    0 6px 24px rgba(88, 72, 140, 0.08);
  overflow: hidden;
}

.pedit-add__agent-panel::before,
.pedit-add__agent-panel::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(42px);
  opacity: 0.32;
}

.pedit-add__agent-panel::before {
  top: -48px;
  right: -24px;
  width: 128px;
  height: 128px;
  background: #c4b5fd;
}

.pedit-add__agent-panel::after {
  bottom: -36px;
  left: -28px;
  width: 108px;
  height: 108px;
  background: #93c5fd;
}

.pedit-add__agent-title {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pedit-add__agent-title-text {
  font-size: var(--font-16);
  line-height: var(--lh-16);
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.04em;
  background: linear-gradient(80deg, #1677ff 13%, #8800ff 99%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.pedit-add__agent-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  width: 100%;
}

.pedit-add__agent-grid--pair {
  grid-template-columns: repeat(2, 1fr);
  width: calc((100% - 16px) * 2 / 3 + 8px);
  margin: 0 auto;
}

.pedit-agent {
  position: relative;
  display: inline-flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 100%;
  min-height: 0;
  padding: 5px 8px;
  border: 1px solid rgba(136, 0, 255, 0.1);
  border-radius: 8px;
  background: linear-gradient(168deg, #ffffff 0%, #faf8ff 52%, #f4f8ff 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.95),
    0 2px 8px rgba(88, 72, 140, 0.05);
  cursor: pointer;
  overflow: hidden;
  transition:
    border-color var(--duration) var(--ease),
    box-shadow var(--duration) var(--ease),
    transform var(--duration) var(--ease),
    background var(--duration) var(--ease);
}

.pedit-agent::before {
  content: "";
  position: absolute;
  top: 0;
  left: 12%;
  right: 12%;
  height: 1px;
  border-radius: 0 0 2px 2px;
  background: linear-gradient(90deg, transparent, rgba(136, 0, 255, 0.42), rgba(22, 119, 255, 0.38), transparent);
  opacity: 0.55;
  transition: opacity var(--duration) var(--ease);
}

.pedit-agent[data-add-item="ai-graph"] {
  border-color: rgba(22, 119, 255, 0.12);
  background: linear-gradient(168deg, #ffffff 0%, #f6faff 52%, #f2f7ff 100%);
}

.pedit-agent[data-add-item="ai-graph"]::before {
  background: linear-gradient(90deg, transparent, rgba(22, 119, 255, 0.5), rgba(136, 0, 255, 0.35), transparent);
}

.pedit-agent__mark {
  position: relative;
  z-index: 1;
  display: inline-flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: radial-gradient(circle at 32% 22%, #ffffff 0%, #eef3ff 52%, #f3ebff 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.95),
    0 2px 8px rgba(103, 61, 230, 0.1);
}

.pedit-agent[data-add-item="ai-graph"] .pedit-agent__mark {
  background: none;
  box-shadow: none;
}

.pedit-agent__icon {
  position: relative;
  z-index: 1;
  display: block;
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  object-fit: contain;
}

.pedit-agent__mark--graph img {
  display: block;
  width: 28px;
  height: 28px;
  object-fit: contain;
}

.pedit-agent__label {
  position: relative;
  z-index: 1;
  color: #434343;
  font-size: var(--font-14);
  line-height: var(--lh-14);
  font-weight: var(--font-weight-medium);
  white-space: nowrap;
  transition: color var(--duration) var(--ease);
}

.pedit-agent:hover {
  border-color: rgba(136, 0, 255, 0.28);
  background: linear-gradient(168deg, #ffffff 0%, #f5f0ff 48%, #edf4ff 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 1),
    0 4px 14px rgba(103, 61, 230, 0.12);
  transform: translateY(-1px);
}

.pedit-agent:hover::before {
  opacity: 1;
}

.pedit-agent[data-add-item="ai-graph"]:hover {
  border-color: rgba(22, 119, 255, 0.32);
  background: linear-gradient(168deg, #ffffff 0%, #f0f7ff 48%, #e8f2ff 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 1),
    0 4px 14px rgba(22, 119, 255, 0.12);
}

.pedit-agent:hover .pedit-agent__mark {
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 1),
    0 3px 10px rgba(103, 61, 230, 0.14);
}

.pedit-agent[data-add-item="ai-graph"]:hover .pedit-agent__mark {
  box-shadow: none;
}

.pedit-agent:hover .pedit-agent__label {
  color: #5b21b6;
}

.pedit-agent[data-add-item="ai-graph"]:hover .pedit-agent__label {
  color: var(--color-primary);
}

.pedit-agent:focus-visible {
  outline: 2px solid rgba(136, 0, 255, 0.35);
  outline-offset: 2px;
}

.pedit-agent:active {
  transform: translateY(0);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    0 4px 12px rgba(103, 61, 230, 0.1);
}

/* —— 图谱学习 · 二级弹窗 —— */
.pedit-graph-modal {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.pedit-graph-modal[hidden] {
  display: none;
}

.pedit-graph-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.42);
  backdrop-filter: blur(2px);
}

.pedit-graph-modal__dialog {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 672px;
  padding: 28px 32px 24px;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, #ffffff 0%, #fafcff 100%);
  box-shadow:
    0 24px 64px rgba(48, 49, 51, 0.16),
    0 8px 24px rgba(22, 119, 255, 0.06);
  animation: pedit-graph-modal-in 0.28s var(--ease);
}

@keyframes pedit-graph-modal-in {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.98);
  }

  to {
    opacity: 1;
    transform: none;
  }
}

.pedit-graph-modal__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 6px;
}

.pedit-graph-modal__title {
  margin: 0;
  font-size: var(--font-18);
  line-height: var(--lh-18);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  letter-spacing: 0.01em;
}

.pedit-graph-modal__close {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  margin: -4px -4px 0 0;
  padding: 0;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition:
    color var(--duration) var(--ease),
    background-color var(--duration) var(--ease);
}

.pedit-graph-modal__close:hover {
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.04);
}

.pedit-graph-modal__close svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.pedit-graph-modal__desc {
  margin: 0 0 24px;
  font-size: var(--font-14);
  line-height: var(--lh-14);
  color: var(--text-secondary);
}

.pedit-graph-modal__options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 28px;
}

.pedit-graph-option {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  min-height: 208px;
  padding: 32px 20px 24px;
  border: 1.5px solid var(--border-light);
  border-radius: 14px;
  background: var(--bg-white);
  text-align: center;
  cursor: pointer;
  transition:
    border-color var(--duration) var(--ease),
    box-shadow var(--duration) var(--ease),
    background-color var(--duration) var(--ease),
    transform var(--duration) var(--ease);
}

.pedit-graph-option:hover {
  border-color: #b3d4ff;
  background: #fcfdff;
  box-shadow: 0 8px 24px rgba(22, 119, 255, 0.08);
  transform: translateY(-2px);
}

.pedit-graph-option.is-selected {
  border-color: var(--color-primary);
  background: linear-gradient(180deg, #f5f9ff 0%, #ffffff 100%);
  box-shadow:
    0 0 0 1px rgba(22, 119, 255, 0.08),
    0 12px 32px rgba(22, 119, 255, 0.14);
  transform: translateY(-2px);
}

.pedit-graph-option:focus-visible {
  outline: 2px solid rgba(22, 119, 255, 0.35);
  outline-offset: 2px;
}

.pedit-graph-option__check {
  position: absolute;
  top: 16px;
  right: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border: 1.5px solid var(--border-grey-5);
  border-radius: 50%;
  background: var(--bg-white);
  transition:
    border-color var(--duration) var(--ease),
    background-color var(--duration) var(--ease);
}

.pedit-graph-option.is-selected .pedit-graph-option__check {
  border-color: var(--color-primary);
  background: var(--color-primary);
}

.pedit-graph-option__check-icon {
  display: none;
}

.pedit-graph-option.is-selected .pedit-graph-option__check-icon {
  display: block;
}

.pedit-graph-option__check svg {
  display: block;
  width: 11px;
  height: 11px;
}

.pedit-graph-option__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  margin-bottom: 4px;
  border-radius: 50%;
  box-shadow: 0 10px 24px rgba(22, 119, 255, 0.18);
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

.pedit-graph-option:hover .pedit-graph-option__icon,
.pedit-graph-option.is-selected .pedit-graph-option__icon {
  transform: scale(1.04);
}

.pedit-graph-option__icon--knowledge {
  background: linear-gradient(145deg, #69b1ff 0%, #1677ff 100%);
}

.pedit-graph-option__icon--skill {
  background: linear-gradient(145deg, #5dd4b0 0%, #28b28b 100%);
  box-shadow: 0 10px 24px rgba(40, 178, 139, 0.22);
}

.pedit-graph-option__icon img {
  display: block;
  width: 30px;
  height: 30px;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

.pedit-graph-option__name {
  font-size: var(--font-16);
  line-height: var(--lh-16);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
}

.pedit-graph-option__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 22px;
  padding: 2px 12px;
  border-radius: var(--radius-pill);
  font-size: var(--font-12);
  line-height: 18px;
}

.pedit-graph-option__badge--primary {
  background: rgba(22, 119, 255, 0.1);
  color: #0958d9;
}

.pedit-graph-option__badge--success {
  background: rgba(40, 178, 139, 0.12);
  color: #1f9d74;
}

.pedit-graph-modal__foot {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  padding-top: 20px;
  border-top: 1px solid var(--border-lighter);
}

.pedit-graph-modal__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 80px;
  height: 36px;
  padding: 0 18px;
  border-radius: var(--radius-md);
  font-size: var(--font-14);
  line-height: var(--lh-14);
  font-weight: var(--font-weight-regular);
  cursor: pointer;
  transition:
    border-color var(--duration) var(--ease),
    background-color var(--duration) var(--ease),
    color var(--duration) var(--ease),
    box-shadow var(--duration) var(--ease),
    transform var(--duration) var(--ease);
}

.pedit-graph-modal__btn--ghost {
  border: 1px solid var(--border-base);
  background: var(--bg-white);
  color: var(--text-primary);
}

.pedit-graph-modal__btn--ghost:hover {
  border-color: #91caff;
  color: var(--color-primary);
  background: #f8fbff;
}

.pedit-graph-modal__btn--primary {
  border: 1px solid var(--color-primary);
  background: var(--color-primary);
  color: var(--text-on-primary);
  box-shadow: 0 2px 8px rgba(22, 119, 255, 0.24);
}

.pedit-graph-modal__btn--primary:hover {
  background: #4096ff;
  border-color: #4096ff;
  box-shadow: 0 6px 16px rgba(22, 119, 255, 0.32);
  transform: translateY(-1px);
}

.pedit-graph-modal__btn--primary:active {
  transform: translateY(0);
  box-shadow: 0 2px 6px rgba(22, 119, 255, 0.2);
}

.pedit-graph-modal__btn:focus-visible {
  outline: 2px solid rgba(22, 119, 255, 0.35);
  outline-offset: 2px;
}

@media (max-width: 640px) {
  .pedit-graph-modal__dialog {
    padding: 24px 20px 20px;
  }

  .pedit-graph-modal__options {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .pedit-graph-option {
    min-height: 0;
    padding: 24px 20px 20px;
  }
}

/* —— 图谱学习 · 过渡页 —— */
.pedit-graph-loading {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.pedit-graph-loading[hidden] {
  display: none;
}

.pedit-graph-loading__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.42);
  backdrop-filter: blur(2px);
}

.pedit-graph-loading__dialog {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 520px;
  padding: 28px 32px 24px;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, #ffffff 0%, #fafcff 100%);
  box-shadow:
    0 24px 64px rgba(48, 49, 51, 0.16),
    0 8px 24px rgba(22, 119, 255, 0.06);
  animation: pedit-graph-modal-in 0.28s var(--ease);
}

.pedit-graph-loading__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 6px;
}

.pedit-graph-loading__title {
  margin: 0;
  font-size: var(--font-18);
  line-height: var(--lh-18);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  letter-spacing: 0.01em;
}

.pedit-graph-loading__close {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  margin: -4px -4px 0 0;
  padding: 0;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition:
    color var(--duration) var(--ease),
    background-color var(--duration) var(--ease);
}

.pedit-graph-loading__close:hover {
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.04);
}

.pedit-graph-loading__close svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.pedit-graph-loading__visual {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 168px;
  margin: 12px 0 4px;
}

.pedit-graph-loading__scene {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 220px;
  height: 168px;
}

.pedit-graph-loading__halo {
  position: absolute;
  inset: 8px 18px 20px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(22, 119, 255, 0.1) 0%, rgba(22, 119, 255, 0.02) 52%, transparent 72%);
  pointer-events: none;
}

.pedit-graph-loading__ring {
  position: absolute;
  inset: 14px 20px 22px;
  border: 1px solid rgba(22, 119, 255, 0.1);
  border-radius: 50%;
  animation: pedit-graph-ring-spin 14s linear infinite;
}

.pedit-graph-loading__ring::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 50%;
  width: 40px;
  height: 2px;
  margin-left: -20px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
  box-shadow: 0 0 10px rgba(22, 119, 255, 0.45);
}

.pedit-graph-loading__glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(20px);
  opacity: 0.4;
}

.pedit-graph-loading__glow--a {
  top: 22px;
  left: 20px;
  width: 64px;
  height: 64px;
  background: #69b1ff;
  animation: pedit-graph-glow-a 3.6s ease-in-out infinite;
}

.pedit-graph-loading__glow--b {
  right: 16px;
  bottom: 28px;
  width: 52px;
  height: 52px;
  background: #5dd4b0;
  animation: pedit-graph-glow-b 4.2s ease-in-out infinite;
}

.pedit-graph-loading__orbit {
  position: absolute;
  inset: 26px 30px 32px;
  border: 1px dashed rgba(22, 119, 255, 0.12);
  border-radius: 50%;
  animation: pedit-graph-orbit-spin 18s linear infinite reverse;
}

.pedit-graph-loading__orbit::after {
  content: "";
  position: absolute;
  top: 8%;
  right: 12%;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 10px rgba(22, 119, 255, 0.5);
}

.pedit-graph-loading__platform {
  position: absolute;
  z-index: 0;
  bottom: 22px;
  left: 50%;
  width: 96px;
  height: 14px;
  margin-left: -48px;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(22, 119, 255, 0.22) 0%, rgba(22, 119, 255, 0.06) 45%, transparent 72%);
  animation: pedit-graph-platform-pulse 3.2s ease-in-out infinite;
}

.pedit-graph-loading__ip {
  position: relative;
  z-index: 1;
  display: block;
  width: 150px;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 8px 18px rgba(22, 119, 255, 0.14));
  animation:
    pedit-graph-ip-enter 0.55s var(--ease) both,
    pedit-graph-ip-float 3.2s ease-in-out 0.55s infinite;
  transform-origin: center bottom;
}

.pedit-graph-loading__scan {
  position: absolute;
  z-index: 2;
  top: 34%;
  left: 50%;
  width: 72px;
  height: 20px;
  margin-left: -36px;
  border-radius: 14px;
  overflow: hidden;
  pointer-events: none;
  opacity: 0.45;
  mask-image: linear-gradient(90deg, transparent, #000 18%, #000 82%, transparent);
}

.pedit-graph-loading__scan::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(105, 177, 255, 0.75), transparent);
  animation: pedit-graph-scan 2.4s ease-in-out infinite;
}

@keyframes pedit-graph-ip-enter {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.92);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes pedit-graph-ip-float {
  0%,
  100% {
    transform: translateY(0) scale(1);
  }

  50% {
    transform: translateY(-6px) scale(1.015);
  }
}

@keyframes pedit-graph-platform-pulse {
  0%,
  100% {
    opacity: 0.75;
    transform: scaleX(1);
  }

  50% {
    opacity: 1;
    transform: scaleX(1.06);
  }
}

@keyframes pedit-graph-glow-a {
  0%,
  100% {
    opacity: 0.32;
    transform: translate(0, 0) scale(1);
  }

  50% {
    opacity: 0.5;
    transform: translate(6px, -4px) scale(1.08);
  }
}

@keyframes pedit-graph-glow-b {
  0%,
  100% {
    opacity: 0.26;
    transform: translate(0, 0) scale(1);
  }

  50% {
    opacity: 0.44;
    transform: translate(-5px, 4px) scale(1.06);
  }
}

@keyframes pedit-graph-ring-spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes pedit-graph-orbit-spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes pedit-graph-scan {
  0%,
  100% {
    transform: translateX(-120%);
    opacity: 0;
  }

  20%,
  80% {
    opacity: 1;
  }

  50% {
    transform: translateX(120%);
  }
}

.pedit-graph-loading__copy {
  text-align: center;
}

.pedit-graph-loading__lead {
  margin: 0 0 6px;
  font-size: var(--font-15, 15px);
  line-height: 22px;
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  letter-spacing: 0.01em;
}

.pedit-graph-loading__sub {
  margin: 0;
  font-size: var(--font-13, 13px);
  line-height: 20px;
  color: var(--text-secondary);
}

.pedit-graph-loading__panel {
  margin-top: 20px;
  padding: 18px 16px 16px;
  border: 1px solid rgba(22, 119, 255, 0.08);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92) 0%, rgba(248, 251, 255, 0.88) 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    0 4px 16px rgba(22, 119, 255, 0.04);
}

.pedit-graph-loading__steps {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  margin-bottom: 18px;
  padding: 0 4px;
}

.pedit-graph-loading__step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  width: 92px;
  flex-shrink: 0;
}

.pedit-graph-loading__step-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1.5px solid #e6ebf2;
  border-radius: 50%;
  background: #fff;
  color: #c0c8d4;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
  transition:
    background-color 0.35s var(--ease),
    border-color 0.35s var(--ease),
    color 0.35s var(--ease),
    box-shadow 0.35s var(--ease),
    transform 0.35s var(--ease);
}

.pedit-graph-loading__step-icon svg {
  display: block;
  width: 22px;
  height: 22px;
}

.pedit-graph-loading__step.is-active .pedit-graph-loading__step-icon {
  border-color: transparent;
  background: linear-gradient(135deg, #4096ff 0%, #1677ff 100%);
  color: var(--text-on-primary);
  box-shadow: 0 8px 20px rgba(22, 119, 255, 0.28);
  transform: scale(1.06);
}

.pedit-graph-loading__step.is-done .pedit-graph-loading__step-icon {
  border-color: rgba(22, 119, 255, 0.18);
  background: linear-gradient(180deg, #eef5ff 0%, #e3efff 100%);
  color: var(--color-primary);
  box-shadow: none;
  transform: none;
}

.pedit-graph-loading__step-label {
  font-size: 11px;
  line-height: 16px;
  text-align: center;
  color: var(--text-muted);
  transition: color 0.35s var(--ease);
}

.pedit-graph-loading__step.is-active .pedit-graph-loading__step-label,
.pedit-graph-loading__step.is-done .pedit-graph-loading__step-label {
  color: var(--text-primary);
  font-weight: var(--font-weight-medium);
}

.pedit-graph-loading__step-line {
  flex: 1;
  min-width: 20px;
  max-width: 48px;
  height: 2px;
  margin-top: 21px;
  border-radius: var(--radius-pill);
  background: #e8edf3;
  transition: background 0.45s var(--ease);
}

.pedit-graph-loading__step-line.is-done {
  background: linear-gradient(90deg, #1677ff 0%, #69b1ff 100%);
}

.pedit-graph-loading__progress-track {
  height: 6px;
  border-radius: var(--radius-pill);
  background: #e8edf3;
  box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.05);
  overflow: hidden;
}

.pedit-graph-loading__progress-bar {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #4096ff 0%, #1677ff 55%, #69b1ff 100%);
  box-shadow: 0 0 14px rgba(22, 119, 255, 0.35);
  transition: width 0.65s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.pedit-graph-loading__progress-bar::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.5), transparent);
  animation: pedit-graph-bar-shine 1.8s ease-in-out infinite;
}

@keyframes pedit-graph-bar-shine {
  0% {
    transform: translateX(-100%);
  }

  100% {
    transform: translateX(100%);
  }
}

.pedit-graph-loading__step.is-active .pedit-graph-loading__step-icon {
  animation: pedit-graph-step-pulse 1.6s ease-in-out infinite;
}

@keyframes pedit-graph-step-pulse {
  0%,
  100% {
    box-shadow: 0 8px 20px rgba(22, 119, 255, 0.28);
  }

  50% {
    box-shadow: 0 10px 26px rgba(22, 119, 255, 0.38);
  }
}

.pedit-graph-loading__status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 10px 0 0;
  font-size: var(--font-13, 13px);
  line-height: 20px;
  text-align: center;
  color: var(--text-secondary);
}

.pedit-graph-loading__status::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(22, 119, 255, 0.12);
  animation: pedit-graph-status-dot 1.2s ease-in-out infinite;
}

@keyframes pedit-graph-status-dot {
  0%,
  100% {
    opacity: 0.55;
    transform: scale(0.92);
  }

  50% {
    opacity: 1;
    transform: scale(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .pedit-graph-loading__ip,
  .pedit-graph-loading__ring,
  .pedit-graph-loading__orbit,
  .pedit-graph-loading__glow,
  .pedit-graph-loading__platform,
  .pedit-graph-loading__scan::before,
  .pedit-graph-loading__progress-bar::after,
  .pedit-graph-loading__step.is-active .pedit-graph-loading__step-icon,
  .pedit-graph-loading__status::before {
    animation: none;
  }
}

@media (max-width: 560px) {
  .pedit-graph-loading__dialog {
    padding: 24px 20px 20px;
  }

  .pedit-graph-loading__panel {
    margin-top: 16px;
    padding: 16px 12px 14px;
  }

  .pedit-graph-loading__steps {
    padding: 0;
  }

  .pedit-graph-loading__step {
    width: 76px;
  }

  .pedit-graph-loading__step-line {
    min-width: 10px;
    max-width: 24px;
  }
}