/* Kimi 控制台风格 — 变量与基础 */
:root {
  --k-bg-page: #f6f7fb;
  --k-bg-main: #ffffff;
  --k-bg-sidebar: #0f0f12;
  --k-bg-sidebar-hover: #1a1a21;
  --k-bg-top: #ffffff;
  --k-border: #e6e8ef;
  --k-border-soft: #eef1f7;
  --k-text: #1a1a1e;
  --k-text-secondary: #5c5c66;
  --k-text-muted: #8e8e99;
  --k-text-on-dark: #e8e8ed;
  --k-text-on-dark-muted: #9a9aa8;
  --k-accent: #6d5efc;
  --k-accent-hover: #5b4ee0;
  --k-accent-soft: rgba(109, 94, 252, 0.1);
  --k-radius: 10px;
  --k-radius-sm: 8px;
  --k-shadow: 0 1px 2px rgba(15, 15, 18, 0.06), 0 10px 24px rgba(15, 15, 18, 0.04);
  --k-shadow-md: 0 10px 40px rgba(15, 15, 18, 0.1);
  --k-top-h: 60px;
  --k-foot-h: 40px;
  --k-side-w: 220px;
  --k-side-collapsed: 60px;
  --k-font: "Inter", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  /* 状态标签 PRD */
  --tag-pending: #f59e0b;
  --tag-pass: #22c55e;
  --tag-reject: #ef4444;
  --tag-wait-pub: #3b82f6;
  --tag-published: #86efac;
  --tag-fail: #991b1b;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  margin: 0;
  font-family: var(--k-font);
  color: var(--k-text);
  background: var(--k-bg-page);
  min-height: 100vh;
  line-height: 1.55;
}

.k-muted {
  color: var(--k-text-muted);
  font-size: 12px;
}

.k-mt-sm { margin-top: 8px; }
.k-mt-md { margin-top: 12px; }
.k-mt-lg { margin-top: 20px; }
.k-mb-sm { margin-bottom: 8px; }
.k-mb-md { margin-bottom: 12px; }
.k-mb-lg { margin-bottom: 20px; }

.k-progress {
  height: 10px;
  border-radius: 999px;
  background: rgba(15, 15, 18, 0.06);
  overflow: hidden;
  border: 1px solid rgba(15, 15, 18, 0.08);
}
.k-progress__bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, rgba(109, 94, 252, 0.9), rgba(167, 139, 250, 0.95));
  border-radius: 999px;
  transition: width 0.35s ease;
}

.k-pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.k-pagination__meta {
  color: var(--k-text-muted);
  font-size: 12px;
}
.k-pagination__links {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

a {
  color: var(--k-accent);
  text-decoration: none;
  transition: color 0.15s ease;
}
a:hover {
  color: var(--k-accent-hover);
}

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

::selection {
  background: rgba(109, 94, 252, 0.18);
}

h1, .k-h1 {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
}
h2, .k-h2 {
  font-size: 18px;
  font-weight: 600;
  margin: 0 0 10px;
}
h3, .k-h3 {
  font-size: 16px;
  font-weight: 600;
  margin: 0 0 8px;
  color: var(--k-text-secondary);
}

input[type="checkbox"],
input[type="radio"] {
  accent-color: var(--k-accent);
}

/* 布局 */
.k-app {
  min-height: 100vh;
}

.k-topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--k-top-h);
  background: rgba(255, 255, 255, 0.92);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--k-border);
  display: flex;
  align-items: center;
  padding: 0 20px 0 16px;
  gap: 16px;
  z-index: 200;
}

.k-topbar__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 15px;
  color: var(--k-text);
  flex-shrink: 0;
}

.k-topbar__brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--k-accent), #a78bfa);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
}

.k-topbar__search {
  flex: 1;
  max-width: 420px;
  position: relative;
}

.k-topbar__search input {
  width: 100%;
  height: 36px;
  padding: 0 12px 0 36px;
  border: 1px solid var(--k-border);
  border-radius: 8px;
  background: rgba(246, 247, 251, 0.9);
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.k-topbar__search input:focus {
  border-color: var(--k-accent);
  box-shadow: 0 0 0 3px var(--k-accent-soft);
  background: #fff;
}

.k-topbar__search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  opacity: 0.45;
}

.k-topbar__actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
}

.k-icon-btn {
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 8px;
  background: transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--k-text-secondary);
  position: relative;
  transition: background 0.15s ease, color 0.15s ease, transform 0.12s ease, box-shadow 0.15s ease;
}
.k-icon-btn:hover {
  background: var(--k-bg-page);
  color: var(--k-text);
}
.k-icon-btn:active {
  transform: translateY(1px);
}
.k-icon-btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--k-accent-soft);
}

.k-badge-dot {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ef4444;
  border: 2px solid var(--k-bg-top);
}

.k-user-menu {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 8px 4px 4px;
  border-radius: 8px;
  cursor: pointer;
  border: none;
  background: transparent;
  font: inherit;
  color: var(--k-text);
  transition: background 0.15s ease, box-shadow 0.15s ease;
}
.k-user-menu:hover {
  background: var(--k-bg-page);
}
.k-user-menu:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--k-accent-soft);
}

.k-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, #94a3b8, #64748b);
  color: #fff;
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
}
.k-avatar--xl {
  width: 100px;
  height: 100px;
  font-size: 28px;
}

/* 侧边栏 */
.k-sidebar {
  position: fixed;
  top: var(--k-top-h);
  left: 0;
  bottom: var(--k-foot-h);
  width: var(--k-side-w);
  background: var(--k-bg-sidebar);
  overflow-x: hidden;
  overflow-y: auto;
  z-index: 150;
  transition: width 0.2s ease;
  scrollbar-color: rgba(255, 255, 255, 0.16) transparent;
  scrollbar-width: thin;
}

.k-app--collapsed .k-sidebar {
  width: var(--k-side-collapsed);
}

.k-sidebar::-webkit-scrollbar {
  width: 10px;
}
.k-sidebar::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  border: 3px solid transparent;
  background-clip: padding-box;
}
.k-sidebar::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
  border: 3px solid transparent;
  background-clip: padding-box;
}

.k-sidebar__toggle {
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  cursor: pointer;
  color: var(--k-text-on-dark-muted);
  transition: background 0.15s ease, color 0.15s ease;
}
.k-sidebar__toggle:hover {
  color: var(--k-text-on-dark);
  background: var(--k-bg-sidebar-hover);
}

.k-nav-group {
  padding: 6px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.k-nav-group__head {
  width: calc(100% - 16px);
  margin: 2px 8px;
  border: 1px solid transparent;
  border-radius: 10px;
  background: transparent;
  color: var(--k-text-on-dark-muted);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.12s ease;
  appearance: none;
  -webkit-appearance: none;
  font: inherit;
}
.k-nav-group__head:hover {
  background: var(--k-bg-sidebar-hover);
  border-color: rgba(255, 255, 255, 0.08);
  color: var(--k-text-on-dark);
}
.k-nav-group__head:active {
  transform: translateY(1px);
}
.k-nav-group__head:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(109, 94, 252, 0.22);
}
.k-nav-group.has-active .k-nav-group__head {
  background: rgba(109, 94, 252, 0.16);
  border-color: rgba(109, 94, 252, 0.22);
  color: #ddd6fe;
}
.k-nav-group.has-active .k-nav-group__icon {
  color: #ddd6fe;
}
.k-nav-group__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--k-text-on-dark-muted);
}
.k-nav-group__text {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.k-nav-group__chev {
  margin-left: auto;
  color: var(--k-text-on-dark-muted);
  transition: transform 0.18s ease;
}
.k-nav-group.is-open .k-nav-group__chev {
  transform: rotate(90deg);
}
.k-nav-group__items {
  display: none;
  padding: 6px 0 10px;
}
.k-nav-group.is-open .k-nav-group__items {
  display: block;
}

.k-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  margin: 2px 8px;
  border-radius: 8px;
  color: var(--k-text-on-dark-muted);
  font-size: 13px;
  white-space: nowrap;
  transition: background 0.15s ease, color 0.15s ease, transform 0.12s ease, box-shadow 0.15s ease;
  position: relative;
}
.k-nav-item--sub {
  padding: 8px 12px 8px 44px;
  margin: 1px 8px;
  font-size: 13px;
  border-radius: 8px;
}
.k-nav-item--sub::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  position: absolute;
  left: 26px;
  top: 50%;
  transform: translateY(-50%);
}
.k-nav-item:hover {
  background: var(--k-bg-sidebar-hover);
  color: var(--k-text-on-dark);
}
.k-nav-item--active {
  background: rgba(109, 94, 252, 0.18);
  color: #ddd6fe;
}
.k-nav-item--active::before {
  content: "";
  position: absolute;
  left: -8px;
  top: 8px;
  bottom: 8px;
  width: 3px;
  border-radius: 999px;
  background: linear-gradient(180deg, #a78bfa, var(--k-accent));
}
.k-nav-item--sub.k-nav-item--active::before {
  left: 26px;
  top: 50%;
  bottom: auto;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: rgba(167, 139, 250, 0.9);
  transform: translateY(-50%);
}
.k-nav-item:active {
  transform: translateY(1px);
}
.k-nav-item:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(109, 94, 252, 0.22);
}

.k-nav-item svg {
  flex-shrink: 0;
  opacity: 0.85;
}

.k-app--collapsed .k-nav-item span {
  display: none;
}
.k-app--collapsed .k-nav-item {
  justify-content: center;
  padding: 10px;
}
.k-app--collapsed .k-nav-group__text,
.k-app--collapsed .k-nav-group__chev {
  display: none;
}
.k-app--collapsed .k-nav-group__head {
  width: calc(100% - 16px);
  justify-content: center;
  padding: 10px;
}
.k-app--collapsed .k-nav-group__items {
  display: none !important;
}

/* 主区 */
.k-main {
  margin-top: var(--k-top-h);
  margin-left: var(--k-side-w);
  margin-bottom: var(--k-foot-h);
  min-height: calc(100vh - var(--k-top-h) - var(--k-foot-h));
  padding: 24px;
  transition: margin-left 0.2s ease;
}

.k-app--collapsed .k-main {
  margin-left: var(--k-side-collapsed);
}

@media (max-width: 900px) {
  .k-topbar__search {
    max-width: 320px;
  }
}
@media (max-width: 720px) {
  .k-topbar {
    padding: 0 12px;
    gap: 10px;
  }
  .k-topbar__search {
    display: none;
  }
  .k-main {
    padding: 16px;
  }
}

.k-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--k-foot-h);
  background: var(--k-bg-main);
  border-top: 1px solid var(--k-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: var(--k-text-muted);
  z-index: 100;
}

/* 页面标题 */
.k-page-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.k-page-title {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

/* 卡片与按钮 */
.k-card {
  background: var(--k-bg-main);
  border: 1px solid var(--k-border);
  border-radius: var(--k-radius);
  box-shadow: var(--k-shadow);
  transition: box-shadow 0.18s ease, transform 0.18s ease;
}
.k-card:hover {
  box-shadow: var(--k-shadow-md);
  transform: translateY(-1px);
}

.k-card__body {
  padding: 20px;
}
.k-card__footer {
  padding: 12px 20px;
  border-top: 1px solid var(--k-border);
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.k-card--narrow {
  max-width: 720px;
}

.k-divider {
  height: 1px;
  background: var(--k-border-soft);
  margin: 14px 0;
}

.k-section-title {
  font-weight: 600;
  margin-bottom: 10px;
}

.k-headline-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.k-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 36px;
  padding: 0 16px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease, transform 0.12s ease;
}
.k-btn--primary {
  background: var(--k-accent);
  color: #fff;
  border-color: var(--k-accent);
  box-shadow: 0 8px 20px rgba(109, 94, 252, 0.22);
}
.k-btn--primary:hover {
  background: var(--k-accent-hover);
  border-color: var(--k-accent-hover);
  color: #fff;
}
.k-btn--primary:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.k-btn:active:not(:disabled) {
  transform: translateY(1px);
}
.k-btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--k-accent-soft);
}
.k-btn--secondary {
  background: var(--k-bg-main);
  border-color: var(--k-border);
  color: var(--k-text);
}
.k-btn--secondary:hover {
  background: var(--k-bg-page);
}
.k-btn--ghost {
  background: transparent;
  color: var(--k-text-secondary);
}
.k-btn--ghost:hover {
  background: var(--k-bg-page);
  color: var(--k-text);
}
.k-btn--sm {
  height: 32px;
  padding: 0 12px;
  font-size: 12px;
}

.k-btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.k-inline-form {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.k-actions-cell {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.k-filter-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.k-preview-text {
  white-space: pre-wrap;
  line-height: 1.7;
  color: var(--k-text-secondary);
}

.k-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
@media (max-width: 960px) {
  .k-grid-2 {
    grid-template-columns: 1fr;
  }
}

.k-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.k-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--k-border-soft);
  border-radius: 10px;
  background: linear-gradient(180deg, #fbfcfe, #ffffff);
  color: var(--k-text);
}
.k-list-item:hover {
  border-color: var(--k-border);
  box-shadow: var(--k-shadow);
}
.k-list-item__title {
  font-weight: 600;
  font-size: 13px;
}
.k-list-item__meta {
  font-size: 12px;
  color: var(--k-text-muted);
  margin-top: 2px;
}
.k-list-item__side {
  font-size: 12px;
  color: var(--k-text-muted);
  flex-shrink: 0;
}

.k-btn-reset {
  border: none;
  background: transparent;
  padding: 0;
  font: inherit;
}

/* 表格 */
.k-table-wrap {
  overflow-x: auto;
  border-radius: var(--k-radius-sm);
  border: 1px solid var(--k-border);
  background: var(--k-bg-main);
}

.k-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.k-table th,
.k-table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--k-border-soft);
}
.k-table th {
  background: linear-gradient(180deg, #fbfcfe, #f7f9fd);
  font-weight: 600;
  color: var(--k-text-secondary);
  white-space: nowrap;
}
.k-table tr:last-child td {
  border-bottom: none;
}
.k-table tbody tr:nth-child(even) {
  background: rgba(250, 251, 252, 0.6);
}
.k-table tbody tr:hover {
  background: rgba(109, 94, 252, 0.06);
}
.k-table tbody tr.is-selected {
  background: rgba(109, 94, 252, 0.1);
}

/* 状态标签 */
.k-tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
}
.k-tag--pending {
  background: rgba(245, 158, 11, 0.15);
  color: #b45309;
}
.k-tag--pass {
  background: rgba(34, 197, 94, 0.15);
  color: #15803d;
}
.k-tag--reject {
  background: rgba(239, 68, 68, 0.12);
  color: #b91c1c;
}
.k-tag--wait-pub {
  background: rgba(59, 130, 246, 0.12);
  color: #1d4ed8;
}
.k-tag--published {
  background: rgba(134, 239, 172, 0.35);
  color: #166534;
}
.k-tag--fail {
  background: rgba(153, 27, 27, 0.15);
  color: #7f1d1d;
}

/* 表单 */
.k-form-row {
  margin-bottom: 16px;
}
.k-label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--k-text-secondary);
}
.k-label .req {
  color: #ef4444;
}
.k-input,
.k-select,
.k-textarea {
  width: 100%;
  max-width: 480px;
  height: 38px;
  padding: 0 12px;
  border: 1px solid var(--k-border);
  border-radius: 8px;
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  background: #fff;
}
.k-textarea {
  min-height: 120px;
  padding: 10px 12px;
  resize: vertical;
}
.k-input:focus,
.k-select:focus,
.k-textarea:focus {
  border-color: var(--k-accent);
  box-shadow: 0 0 0 3px var(--k-accent-soft);
}
.k-input--error {
  border-color: #ef4444;
  background: rgba(254, 242, 242, 0.6);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.12);
}
.k-field-error {
  margin-top: 4px;
  font-size: 12px;
  color: #ef4444;
}

.k-input::placeholder,
.k-textarea::placeholder {
  color: #a1a1aa;
}
.k-input:disabled,
.k-select:disabled,
.k-textarea:disabled {
  background: rgba(244, 245, 247, 0.8);
  color: var(--k-text-muted);
  cursor: not-allowed;
}
.k-input--readonly {
  background: rgba(244, 245, 247, 0.8);
  color: var(--k-text-muted);
}

.k-alert {
  border: 1px solid var(--k-border);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 13px;
  margin: 0 0 12px;
}
.k-alert--success {
  background: rgba(34, 197, 94, 0.08);
  border-color: rgba(34, 197, 94, 0.2);
  color: #166534;
}
.k-alert--error {
  background: rgba(239, 68, 68, 0.08);
  border-color: rgba(239, 68, 68, 0.2);
  color: #7f1d1d;
}

/* 统计卡片网格 */
.k-stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}
@media (max-width: 1200px) {
  .k-stat-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 640px) {
  .k-stat-grid {
    grid-template-columns: 1fr;
  }
}

.k-stat-card {
  padding: 18px 20px;
  border-radius: var(--k-radius);
  background: var(--k-bg-main);
  border: 1px solid var(--k-border);
  box-shadow: var(--k-shadow);
  transition: box-shadow 0.18s ease, transform 0.18s ease;
}
.k-stat-card:hover {
  box-shadow: var(--k-shadow-md);
  transform: translateY(-1px);
}
.k-stat-card__label {
  font-size: 12px;
  color: var(--k-text-muted);
  margin-bottom: 8px;
}
.k-stat-card__value {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.k-stat-card__sub {
  margin-top: 10px;
  font-size: 12px;
  color: var(--k-text-secondary);
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* 弹窗 */
.k-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 15, 18, 0.45);
  z-index: 400;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.k-modal-overlay.is-open {
  display: flex;
}
.k-modal {
  background: var(--k-bg-main);
  border-radius: 12px;
  box-shadow: var(--k-shadow-md);
  max-width: 420px;
  width: 100%;
  overflow: hidden;
  animation: k-pop 0.18s ease;
}
.k-modal__head {
  padding: 16px 20px;
  border-bottom: 1px solid var(--k-border);
  font-weight: 600;
}
.k-modal__body {
  padding: 20px;
  font-size: 14px;
  color: var(--k-text-secondary);
  line-height: 1.6;
}
.k-modal__foot {
  padding: 12px 20px;
  border-top: 1px solid var(--k-border);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* Toast */
.k-toast-wrap {
  position: fixed;
  top: calc(var(--k-top-h) + 12px);
  left: 50%;
  transform: translateX(-50%);
  z-index: 500;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}
.k-toast {
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 13px;
  box-shadow: var(--k-shadow-md);
  pointer-events: auto;
  animation: k-in 0.2s ease;
}
.k-toast--success {
  background: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}
.k-toast--error {
  background: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}
.k-toast--warn {
  background: #fffbeb;
  color: #92400e;
  border: 1px solid #fde68a;
}

@keyframes k-in {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes k-pop {
  from {
    opacity: 0;
    transform: translateY(-6px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* 通知面板 */
.k-popover {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 360px;
  max-height: 400px;
  overflow: auto;
  background: var(--k-bg-main);
  border: 1px solid var(--k-border);
  border-radius: 10px;
  box-shadow: var(--k-shadow-md);
  z-index: 300;
  display: none;
  transform-origin: top right;
  animation: k-pop 0.18s ease;
}
.k-popover.is-open {
  display: block;
}
.k-popover__head {
  padding: 12px 16px;
  border-bottom: 1px solid var(--k-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: 13px;
}
.k-popover__item {
  padding: 12px 16px;
  border-bottom: 1px solid var(--k-border-soft);
  font-size: 13px;
}
.k-popover__item:last-child {
  border-bottom: none;
}

/* 骨架屏 */
.k-skeleton {
  background: linear-gradient(90deg, #f0f0f2 25%, #e8e8ec 50%, #f0f0f2 75%);
  background-size: 200% 100%;
  animation: k-shimmer 1.2s ease-in-out infinite;
  border-radius: 6px;
}
@keyframes k-shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* 空状态 */
.k-empty {
  text-align: center;
  padding: 48px 24px;
  color: var(--k-text-muted);
}
.k-empty__title {
  font-size: 15px;
  font-weight: 500;
  color: var(--k-text-secondary);
  margin-bottom: 8px;
}

/* 登录页 */
.k-auth-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px 80px;
  background: radial-gradient(1200px 600px at 20% 10%, rgba(109, 94, 252, 0.12), rgba(255, 255, 255, 0) 55%),
    radial-gradient(900px 520px at 90% 0%, rgba(167, 139, 250, 0.14), rgba(255, 255, 255, 0) 58%),
    linear-gradient(180deg, #fafafa 0%, #f0f2f8 100%);
}

.k-auth-card {
  width: 100%;
  max-width: 400px;
  background: #fff;
  border-radius: 12px;
  border: 1px solid var(--k-border);
  box-shadow: var(--k-shadow-md);
  padding: 36px 40px 32px;
}
@media (max-width: 460px) {
  .k-auth-card {
    padding: 28px 22px 22px;
  }
}

.k-auth-logo {
  text-align: center;
  margin-bottom: 28px;
}
.k-auth-logo__mark {
  width: 48px;
  height: 48px;
  margin: 0 auto 12px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--k-accent), #a78bfa);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 22px;
  font-weight: 700;
}
.k-auth-logo__text {
  font-size: 18px;
  font-weight: 600;
  color: var(--k-text);
}

.k-auth-footer {
  margin-top: auto;
  padding-top: 32px;
  text-align: center;
  font-size: 12px;
  color: var(--k-text-muted);
}
.k-auth-footer a {
  color: var(--k-text-secondary);
}

/* 复选框行 */
.k-check-row {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 12px;
  color: var(--k-text-secondary);
  line-height: 1.5;
}

/* 开关 */
.k-switch {
  position: relative;
  width: 40px;
  height: 22px;
  border-radius: 11px;
  background: #d1d5db;
  border: none;
  cursor: pointer;
  flex-shrink: 0;
}
.k-switch::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  transition: transform 0.2s;
}
.k-switch.is-on {
  background: var(--k-accent);
}
.k-switch.is-on::after {
  transform: translateX(18px);
}

/* 生成器布局 */
.k-gen-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 20px;
  align-items: start;
}
@media (max-width: 1024px) {
  .k-gen-layout {
    grid-template-columns: 1fr;
  }
}

.k-rich-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 8px;
  border-bottom: 1px solid var(--k-border);
  background: #fafbfc;
}
.k-rich-toolbar button {
  padding: 6px 10px;
  border: 1px solid var(--k-border);
  border-radius: 6px;
  background: #fff;
  font-size: 12px;
  cursor: pointer;
}
.k-rich-toolbar button:hover {
  background: var(--k-bg-page);
}

.k-preview-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  min-height: 280px;
}
@media (max-width: 900px) {
  .k-preview-split {
    grid-template-columns: 1fr;
  }
}

.k-preview-pane {
  border: 1px dashed var(--k-border);
  border-radius: 8px;
  padding: 12px;
  font-size: 13px;
  background: #fafbfc;
}

/* 图表占位 */
.k-chart-placeholder {
  height: 240px;
  border-radius: var(--k-radius-sm);
  border: 1px solid var(--k-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--k-text-muted);
  font-size: 13px;
  background: linear-gradient(180deg, #fafbfc, #fff);
}