:root {
  color-scheme: dark;
  font-family: "Segoe UI", "Microsoft YaHei", Arial, sans-serif;
  background: #080b12;
  color: #e8f3ff;
  --bg: #080b12;
  --panel: rgba(13, 21, 34, 0.86);
  --panel-strong: rgba(16, 27, 43, 0.94);
  --line: rgba(108, 246, 255, 0.2);
  --line-strong: rgba(108, 246, 255, 0.48);
  --text: #e8f3ff;
  --muted: #93a8bd;
  --cyan: #61f3ff;
  --green: #61f2a4;
  --amber: #ffd166;
  --red: #ff6b6b;
  --violet: #b79cff;
  --shadow: 0 20px 70px rgba(0, 0, 0, 0.42);
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    linear-gradient(rgba(97, 243, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(97, 243, 255, 0.04) 1px, transparent 1px),
    linear-gradient(135deg, #080b12 0%, #111827 42%, #14110f 100%);
  background-size: 34px 34px, 34px 34px, auto;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(97, 243, 255, 0.08), transparent 28%, rgba(183, 156, 255, 0.06) 62%, transparent),
    linear-gradient(180deg, rgba(255, 209, 102, 0.06), transparent 34%);
  mix-blend-mode: screen;
}

.admin-frame {
  position: relative;
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 24px;
  width: min(1540px, calc(100% - 32px));
  margin: 0 auto;
}

.sidebar {
  position: sticky;
  top: 16px;
  align-self: start;
  display: grid;
  gap: 22px;
  height: calc(100vh - 32px);
  padding: 24px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel-strong);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.sidebar-brand {
  display: grid;
  gap: 5px;
  padding: 0 8px;
}

.sidebar-brand strong {
  color: #fff;
  font-size: 20px;
}

.sidebar-brand span,
.section-note,
#paramUpdateHint {
  color: var(--muted);
}

.sidebar-nav {
  display: grid;
  gap: 8px;
  align-self: start;
}

.nav-button {
  width: 100%;
  min-width: 0;
  border-color: transparent;
  background: transparent;
  color: #b8cad9;
  text-align: left;
  box-shadow: none;
}

.nav-button.active {
  border-color: rgba(97, 243, 255, 0.34);
  background: rgba(97, 243, 255, 0.12);
  color: var(--cyan);
}

.sidebar .token-box {
  align-self: end;
}

.shell {
  position: relative;
  width: 100%;
  min-width: 0;
  padding: 30px 0 56px;
}

.admin-page:not(.active) {
  display: none !important;
}

.admin-page.active {
  display: grid;
}

.panel.admin-page.active {
  display: block;
}

.topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 0 28px;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  color: var(--text);
  font-size: 34px;
  line-height: 1.15;
  letter-spacing: 0;
  text-shadow: 0 0 28px rgba(97, 243, 255, 0.22);
}

h1::after {
  content: "";
  display: block;
  width: 154px;
  height: 3px;
  margin-top: 12px;
  background: linear-gradient(90deg, var(--cyan), var(--green), transparent);
  box-shadow: 0 0 18px rgba(97, 243, 255, 0.55);
}

h2 {
  color: #f4fbff;
  font-size: 18px;
  letter-spacing: 0;
}

.topbar p {
  max-width: 720px;
  margin-top: 10px;
  color: var(--muted);
}

.layout {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  gap: 18px;
}

.panel {
  position: relative;
  overflow: hidden;
  margin-bottom: 18px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 42%),
    var(--panel);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(14px);
}

.panel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), var(--green), transparent);
  opacity: 0.68;
}

form {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 7px;
  color: #c6d6e4;
  font-size: 14px;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(147, 168, 189, 0.32);
  border-radius: 8px;
  color: var(--text);
  font: inherit;
  font-weight: 400;
  padding: 11px 12px;
  background: rgba(4, 9, 17, 0.72);
  outline: none;
  transition: border-color 0.16s ease, box-shadow 0.16s ease, background 0.16s ease;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--cyan);
  background: rgba(5, 13, 23, 0.94);
  box-shadow: 0 0 0 3px rgba(97, 243, 255, 0.12), 0 0 24px rgba(97, 243, 255, 0.12);
}

input::placeholder,
textarea::placeholder {
  color: #66798c;
}

textarea {
  resize: vertical;
  font-family: Consolas, "Cascadia Mono", "Courier New", monospace;
}

button {
  width: max-content;
  min-width: 104px;
  border: 1px solid rgba(97, 243, 255, 0.44);
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(97, 243, 255, 0.98), rgba(97, 242, 164, 0.92));
  color: #051018;
  cursor: pointer;
  font: inherit;
  font-weight: 800;
  padding: 10px 16px;
  box-shadow: 0 0 24px rgba(97, 243, 255, 0.24);
  transition: transform 0.16s ease, box-shadow 0.16s ease, filter 0.16s ease;
}

button:hover:not(:disabled) {
  filter: brightness(1.06);
  transform: translateY(-1px);
  box-shadow: 0 0 34px rgba(97, 243, 255, 0.34);
}

button:disabled {
  cursor: not-allowed;
  filter: grayscale(0.8);
  opacity: 0.48;
}

button.secondary {
  background: rgba(13, 21, 34, 0.88);
  color: var(--cyan);
  border-color: rgba(97, 243, 255, 0.32);
  box-shadow: none;
}

button.secondary:hover:not(:disabled) {
  background: rgba(18, 35, 53, 0.96);
}

button.danger {
  border-color: rgba(255, 107, 107, 0.42);
  background: rgba(45, 17, 22, 0.92);
  color: #ffb4b4;
  box-shadow: none;
}

button.danger:hover:not(:disabled) {
  background: rgba(255, 107, 107, 0.32);
  color: #ffffff;
}

.field-group {
  display: grid;
  gap: 10px;
}

.field-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: #c6d6e4;
  font-size: 14px;
  font-weight: 800;
}

.kv-list {
  display: grid;
  gap: 8px;
}

.kv-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) 38px;
  gap: 8px;
}

.icon-button {
  min-width: 38px;
  width: 38px;
  height: 40px;
  padding: 0;
  border-color: rgba(255, 107, 107, 0.34);
  background: rgba(45, 17, 22, 0.86);
  color: #ffb4b4;
  font-size: 22px;
  line-height: 1;
  box-shadow: none;
}

.icon-button:hover:not(:disabled) {
  color: #ffffff;
  background: rgba(255, 107, 107, 0.34);
}

.token-box {
  width: min(320px, 100%);
}

.compact-drop {
  min-height: 132px;
}

.drop-zone {
  position: relative;
  display: grid;
  gap: 8px;
  place-items: center;
  min-height: 158px;
  border: 1px dashed rgba(97, 243, 255, 0.5);
  border-radius: 10px;
  background:
    linear-gradient(135deg, rgba(97, 243, 255, 0.09), rgba(97, 242, 164, 0.035)),
    rgba(4, 9, 17, 0.54);
  color: #d9f7ff;
  cursor: pointer;
  text-align: center;
  padding: 22px;
  box-shadow: inset 0 0 28px rgba(97, 243, 255, 0.05);
}

.drop-zone strong {
  color: #ffffff;
  text-shadow: 0 0 18px rgba(97, 243, 255, 0.28);
}

.drop-zone.disabled {
  cursor: not-allowed;
  opacity: 0.48;
}

.drop-zone span {
  color: var(--muted);
}

.drop-zone.dragging {
  border-color: var(--green);
  background: rgba(7, 35, 29, 0.72);
  box-shadow: 0 0 30px rgba(97, 242, 164, 0.2), inset 0 0 34px rgba(97, 242, 164, 0.12);
}

.drop-zone input {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}

.step {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 12px;
  border: 1px solid rgba(97, 243, 255, 0.22);
  border-radius: 10px;
  background: rgba(6, 14, 24, 0.68);
}

.step b {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  color: #071019;
  box-shadow: 0 0 22px rgba(97, 243, 255, 0.28);
}

.step span {
  color: #d2e4f1;
  font-weight: 700;
}

.batch-grid,
.batch-status {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.batch-status {
  margin-top: 14px;
}

.batch-status > div {
  display: grid;
  gap: 5px;
  padding: 12px;
  border-radius: 10px;
  background: rgba(4, 9, 17, 0.58);
  border: 1px solid rgba(147, 168, 189, 0.18);
}

.batch-status b {
  color: #ffffff;
}

.batch-status span,
#batchSummary,
#batchCompleteness {
  color: var(--muted);
  overflow-wrap: anywhere;
}

.issues {
  margin-top: 14px;
  padding: 12px;
  border-radius: 10px;
  border: 1px solid rgba(147, 168, 189, 0.18);
  background: rgba(4, 9, 17, 0.58);
  color: #c6d6e4;
}

.issues ul {
  margin: 0;
  padding-left: 20px;
}

.issues li + li {
  margin-top: 6px;
}

.issues.ok {
  border-color: rgba(97, 242, 164, 0.44);
  background: rgba(7, 35, 29, 0.55);
  color: #a8ffd0;
}

.issues.empty {
  color: var(--muted);
}

.issues .bad {
  color: #ff9d9d;
}

.issues .warn {
  color: var(--amber);
}

.batch-progress {
  display: grid;
  gap: 10px;
  margin-top: 14px;
  padding: 14px;
  border: 1px solid rgba(147, 168, 189, 0.18);
  border-radius: 10px;
  background: rgba(4, 9, 17, 0.58);
}

.progress-head,
.progress-stats {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.progress-head b {
  color: #ffffff;
}

.progress-head span,
.progress-stats span {
  color: var(--muted);
}

.progress-track {
  overflow: hidden;
  height: 12px;
  border: 1px solid rgba(97, 243, 255, 0.2);
  border-radius: 999px;
  background: rgba(1, 5, 10, 0.82);
  box-shadow: inset 0 0 16px rgba(0, 0, 0, 0.34);
}

.progress-bar {
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--cyan), var(--green));
  box-shadow: 0 0 22px rgba(97, 243, 255, 0.42);
  transition: width 0.28s ease;
}

.batch-progress.checking .progress-bar,
.batch-progress.uploading .progress-bar {
  background: linear-gradient(90deg, var(--cyan), var(--violet), var(--green));
}

.batch-progress.uploading .progress-bar {
  animation: pulse-progress 1s ease-in-out infinite;
}

.batch-progress.done {
  border-color: rgba(97, 242, 164, 0.44);
  background: rgba(7, 35, 29, 0.55);
}

.batch-progress.done .progress-bar {
  background: linear-gradient(90deg, var(--green), var(--cyan));
}

.batch-progress.failed {
  border-color: rgba(255, 107, 107, 0.42);
  background: rgba(45, 17, 22, 0.66);
}

.batch-progress.failed .progress-bar {
  background: linear-gradient(90deg, var(--red), var(--amber));
  box-shadow: 0 0 22px rgba(255, 107, 107, 0.34);
}

.progress-segments {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(18px, 1fr));
  gap: 6px;
  min-height: 18px;
}

.progress-segment {
  height: 18px;
  border: 1px solid rgba(143, 172, 205, 0.24);
  border-radius: 5px;
  background: rgba(143, 172, 205, 0.18);
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.2);
  transition: background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.progress-segment.uploading {
  border-color: rgba(97, 243, 255, 0.78);
  background: linear-gradient(180deg, rgba(97, 243, 255, 0.92), rgba(30, 152, 221, 0.75));
  box-shadow: 0 0 16px rgba(97, 243, 255, 0.32);
  animation: pulse-progress 1s ease-in-out infinite;
}

.progress-segment.retrying {
  border-color: rgba(255, 107, 107, 0.86);
  background: linear-gradient(180deg, rgba(255, 107, 107, 0.94), rgba(255, 190, 99, 0.72));
  box-shadow: 0 0 16px rgba(255, 107, 107, 0.3);
}

.progress-segment.success {
  border-color: rgba(97, 242, 164, 0.78);
  background: linear-gradient(180deg, rgba(97, 242, 164, 0.94), rgba(29, 184, 132, 0.74));
  box-shadow: 0 0 14px rgba(97, 242, 164, 0.24);
}

.progress-segment.failed {
  border-color: rgba(255, 107, 107, 0.86);
  background: linear-gradient(180deg, rgba(255, 107, 107, 0.95), rgba(167, 43, 70, 0.82));
  box-shadow: 0 0 14px rgba(255, 107, 107, 0.28);
}

@keyframes pulse-progress {
  0%,
  100% {
    filter: brightness(1);
  }
  50% {
    filter: brightness(1.32);
  }
}

.batch-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 14px;
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.section-head > div {
  display: grid;
  gap: 6px;
}

.update-status-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.update-preview {
  overflow: auto;
  margin-top: 14px;
  border: 1px solid rgba(147, 168, 189, 0.18);
  border-radius: 10px;
  background: rgba(4, 9, 17, 0.58);
}

.update-preview.empty {
  padding: 18px;
}

.update-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.update-table th,
.update-table td {
  padding: 11px 12px;
  border-bottom: 1px solid rgba(147, 168, 189, 0.14);
  text-align: left;
  vertical-align: top;
}

.update-table th {
  color: #dff8ff;
  background: rgba(97, 243, 255, 0.07);
}

.change-list {
  display: grid;
  gap: 5px;
  min-width: 320px;
}

.change-list code {
  color: #c9faff;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 16px;
  color: var(--muted);
}

.pagination label {
  display: flex;
  align-items: center;
  gap: 8px;
}

.pagination select {
  width: 78px;
  padding: 8px;
}

.query-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 14px;
}

#apiResult,
.video-meta pre {
  overflow: auto;
  border: 1px solid rgba(97, 243, 255, 0.16);
  border-radius: 8px;
  background: rgba(1, 5, 10, 0.82);
  color: #c9faff;
  padding: 14px;
  box-shadow: inset 0 0 22px rgba(97, 243, 255, 0.035);
}

#apiResult {
  min-height: 160px;
  margin: 16px 0 0;
}

.videos {
  display: grid;
  gap: 14px;
}

.video-card {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  border: 1px solid rgba(97, 243, 255, 0.2);
  border-radius: 10px;
  padding: 12px;
  background: rgba(4, 9, 17, 0.5);
}

.video-card-actions {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.video-select {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-weight: 700;
}

.video-select input {
  width: 18px;
  height: 18px;
  padding: 0;
}

.preview-slot {
  display: grid;
  gap: 8px;
}

.preview-slot span {
  color: var(--muted);
  font-size: 13px;
}

.video-card video,
.thumbnail {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 1px solid rgba(97, 243, 255, 0.24);
  border-radius: 8px;
  background: #02060b;
}

.thumbnail {
  display: block;
  object-fit: cover;
}

.avatar-thumb {
  width: 72px;
  height: 72px;
  border: 1px solid rgba(97, 243, 255, 0.24);
  border-radius: 8px;
  object-fit: cover;
  background: #02060b;
}

.video-meta {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.video-meta strong {
  color: #ffffff;
}

.video-meta span {
  color: var(--muted);
}

code {
  overflow-wrap: anywhere;
  color: var(--green);
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.meta-grid b {
  display: block;
  margin-bottom: 6px;
  color: #d2e4f1;
}

.empty {
  color: var(--muted);
}

.drawer-backdrop {
  position: fixed;
  z-index: 20;
  inset: 0;
  display: flex;
  justify-content: flex-end;
  background: rgba(0, 4, 10, 0.7);
  backdrop-filter: blur(4px);
}

.drawer-backdrop[hidden] {
  display: none;
}

.edit-drawer {
  overflow: auto;
  width: min(620px, 100%);
  height: 100%;
  padding: 24px;
  border-left: 1px solid var(--line-strong);
  background: #0d1725;
  box-shadow: -24px 0 70px rgba(0, 0, 0, 0.55);
}

.drawer-head,
.drawer-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.drawer-head > div {
  display: grid;
  gap: 5px;
}

.drawer-head span,
.field-help {
  color: var(--muted);
  font-size: 13px;
  font-weight: 400;
}

.readonly-match-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

input[readonly] {
  color: #9fb2c5;
  background: rgba(1, 5, 10, 0.62);
}

.drawer-actions {
  position: sticky;
  bottom: -24px;
  margin: 4px -24px -24px;
  padding: 16px 24px 24px;
  background: linear-gradient(180deg, transparent, #0d1725 28%);
}

#toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  max-width: min(420px, calc(100% - 36px));
  padding: 12px 14px;
  border: 1px solid rgba(97, 243, 255, 0.3);
  border-radius: 10px;
  background: rgba(7, 15, 26, 0.96);
  color: #ffffff;
  opacity: 0;
  transform: translateY(12px);
  transition: 0.18s ease;
  pointer-events: none;
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.44), 0 0 26px rgba(97, 243, 255, 0.14);
}

#toast.show {
  opacity: 1;
  transform: translateY(0);
}

#toast.error {
  border-color: rgba(255, 107, 107, 0.46);
  background: rgba(45, 17, 22, 0.96);
}

@media (max-width: 860px) {
  .admin-frame {
    display: block;
    width: min(100% - 20px, 100%);
  }

  .sidebar {
    position: relative;
    top: 0;
    height: auto;
    margin-top: 10px;
  }

  .sidebar-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .topbar,
  .layout,
  .query-grid,
  .video-card,
  .meta-grid,
  .kv-row,
  .batch-actions,
  .batch-grid,
  .batch-status,
  .progress-head,
  .progress-stats,
    .steps {
    grid-template-columns: 1fr;
  }

  .update-status-grid {
    grid-template-columns: 1fr;
  }

  .pagination {
    flex-wrap: wrap;
    justify-content: center;
  }

  .readonly-match-grid {
    grid-template-columns: 1fr;
  }

  .batch-actions {
    display: grid;
  }

  .topbar {
    display: grid;
  }

  h1 {
    font-size: 28px;
  }
}