/* 表情包预览站：和桌面应用同一套视觉（中性灰底 + 高亮黄） */
:root {
  color-scheme: light dark;
  --bg: #f4f4f5;
  --panel: #ebebee;
  --tile: #ffffff;
  --ink: #1f2023;
  --ink-2: #6b6e76;
  --ink-3: #a0a3ab;
  --line: rgba(0, 0, 0, 0.08);
  --line-strong: rgba(0, 0, 0, 0.16);
  --accent: #ffd233;
  --accent-ink: #2b2300;
  --accent-soft: rgba(255, 210, 51, 0.3);
  --danger: #d9483b;
  --danger-soft: rgba(217, 72, 59, 0.12);
  --success: #2f9e5b;
  --shadow: 0 10px 30px rgba(20, 20, 30, 0.16), 0 2px 6px rgba(20, 20, 30, 0.08);
  --shadow-sm: 0 2px 8px rgba(20, 20, 30, 0.12);
  --radius: 10px;
  --radius-sm: 7px;
  --cell: 112px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1b1c1f;
    --panel: #232428;
    --tile: #2a2b30;
    --ink: #ececee;
    --ink-2: #a0a3ab;
    --ink-3: #6b6e76;
    --line: rgba(255, 255, 255, 0.08);
    --line-strong: rgba(255, 255, 255, 0.18);
    --accent: #f7c948;
    --accent-ink: #1e1900;
    --accent-soft: rgba(247, 201, 72, 0.26);
    --danger: #ef6b5e;
    --danger-soft: rgba(239, 107, 94, 0.16);
    --success: #4cc27a;
    --shadow: 0 12px 32px rgba(0, 0, 0, 0.55), 0 2px 6px rgba(0, 0, 0, 0.4);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.45);
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font: 14px/1.5 -apple-system, 'PingFang SC', 'Segoe UI', 'Microsoft YaHei', 'Noto Sans CJK SC', 'Helvetica Neue', Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

button {
  cursor: pointer;
  border: 0;
  background: none;
  padding: 0;
}

button:disabled {
  cursor: default;
  opacity: 0.5;
}

a {
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.num {
  font-variant-numeric: tabular-nums;
}

.hidden {
  display: none !important;
}

/* ---- 布局 ---- */
.wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px 60px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 16px;
  text-decoration: none;
  white-space: nowrap;
}

.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--accent);
  color: var(--accent-ink);
  display: grid;
  place-items: center;
}

.search {
  flex: 1;
  max-width: 460px;
  position: relative;
}

.search input {
  width: 100%;
  height: 36px;
  padding: 0 14px 0 36px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--tile);
  appearance: none;
}

.search input::-webkit-search-cancel-button {
  -webkit-appearance: none;
}

.search input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.search svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-3);
}

.spacer {
  flex: 1;
}

/* ---- 按钮 ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 34px;
  padding: 0 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-strong);
  background: var(--tile);
  white-space: nowrap;
  text-decoration: none;
  transition: background 0.12s;
}

.btn:hover:not(:disabled) {
  background: var(--panel);
}

.btn.primary {
  background: var(--accent);
  border-color: transparent;
  color: var(--accent-ink);
  font-weight: 600;
}

.btn.primary:hover:not(:disabled) {
  filter: brightness(0.96);
  background: var(--accent);
}

.btn.danger {
  color: var(--danger);
}

.btn.danger:hover:not(:disabled) {
  background: var(--danger-soft);
}

.btn.ghost {
  border-color: transparent;
  background: transparent;
}

.btn.ghost:hover:not(:disabled) {
  background: var(--line);
}

.btn.sm {
  height: 28px;
  padding: 0 10px;
  font-size: 13px;
}

.btn svg {
  flex: none;
}

/* ---- 首页头部 ---- */
.hero {
  padding: 28px 0 10px;
}

.hero h1 {
  margin: 0 0 6px;
  font-size: 26px;
}

.hero p {
  margin: 0;
  color: var(--ink-2);
  max-width: 60em;
}

.hero .actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 14px;
}

/* ---- 表情包标签页 ---- */
.tabs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  padding: 10px 0 14px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(127, 127, 127, 0.14);
  font-size: 13px;
}

.chip:hover {
  background: rgba(127, 127, 127, 0.24);
}

.chip.active {
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 600;
}

.chip .count {
  opacity: 0.6;
  font-size: 12px;
}

/* ---- 表情包区块 ---- */
.pack {
  margin-bottom: 30px;
}

.pack-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.pack-head h2 {
  margin: 0;
  font-size: 18px;
}

.pack-head .count {
  color: var(--ink-3);
  font-size: 13px;
}

.pack-head .desc {
  color: var(--ink-2);
  flex-basis: 100%;
  margin: 0;
}

.pack-head .actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-left: auto;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(var(--cell), 1fr));
  gap: 10px;
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  border-radius: var(--radius);
  background: var(--tile);
  border: 1px solid var(--line);
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
  content-visibility: auto;
  contain-intrinsic-size: var(--cell) calc(var(--cell) + 24px);
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
  border-color: var(--line-strong);
}

.card .thumb {
  aspect-ratio: 1;
  padding: 8px;
  display: grid;
  place-items: center;
}

.card img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  -webkit-user-drag: none;
}

.card .name {
  font-size: 11px;
  color: var(--ink-2);
  text-align: center;
  padding: 0 6px 6px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card .stamp {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.35);
  pointer-events: none;
}

@media (prefers-color-scheme: dark) {
  .card .stamp {
    background: rgba(0, 0, 0, 0.3);
  }
}

.card .stamp span {
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 700;
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
  transform: rotate(-8deg);
  animation: stamp 0.32s cubic-bezier(0.2, 0.9, 0.3, 1.25) both;
}

.card .stamp.pending span {
  background: var(--tile);
  color: var(--ink-2);
  animation: none;
  transform: none;
}

@keyframes stamp {
  from {
    transform: rotate(-8deg) scale(1.8);
    opacity: 0;
  }
}

.empty {
  padding: 60px 20px;
  text-align: center;
  color: var(--ink-2);
}

.empty h3 {
  margin: 8px 0 4px;
  color: var(--ink);
}

/* ---- 右键菜单 ---- */
.menu {
  position: fixed;
  z-index: 50;
  min-width: 170px;
  padding: 5px;
  border-radius: var(--radius);
  background: var(--tile);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.menu button,
.menu a {
  display: flex;
  align-items: center;
  width: 100%;
  height: 30px;
  padding: 0 10px;
  border-radius: 6px;
  text-align: left;
  text-decoration: none;
}

.menu button:hover,
.menu a:hover {
  background: var(--panel);
}

/* ---- 对话框 ---- */
.backdrop {
  position: fixed;
  inset: 0;
  z-index: 40;
  background: rgba(0, 0, 0, 0.4);
  display: grid;
  place-items: center;
  padding: 20px;
}

.dialog {
  width: 100%;
  max-width: 460px;
  max-height: calc(100vh - 40px);
  display: flex;
  flex-direction: column;
  border-radius: 14px;
  background: var(--bg);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.dialog.wide {
  max-width: 640px;
}

.dialog header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px 0;
}

.dialog header h3 {
  margin: 0;
  font-size: 16px;
}

.dialog .body {
  padding: 12px 18px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.dialog footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 0 18px 16px;
}

.dialog p {
  margin: 0;
  color: var(--ink-2);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.field label {
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-2);
}

.input,
textarea.input {
  height: 36px;
  padding: 0 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-strong);
  background: var(--tile);
  width: 100%;
}

textarea.input {
  height: auto;
  min-height: 70px;
  padding: 8px 10px;
  resize: vertical;
}

.input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.hint {
  font-size: 12px;
  color: var(--ink-3);
}

.error-text {
  font-size: 12px;
  color: var(--danger);
}

.url-box {
  display: flex;
  gap: 6px;
}

.url-box .input {
  font-family: ui-monospace, Consolas, monospace;
  font-size: 12px;
  user-select: all;
}

/* ---- 提示 ---- */
.toasts {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  z-index: 70;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  pointer-events: none;
}

.toast {
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--bg);
  box-shadow: var(--shadow);
  font-size: 13px;
  max-width: min(520px, 90vw);
  pointer-events: auto;
}

.toast.success {
  background: var(--success);
  color: #fff;
}

.toast.error {
  background: var(--danger);
  color: #fff;
}

.foot {
  margin-top: 40px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--ink-3);
  font-size: 12px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ---- 管理页 ---- */
.admin {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 20px;
  padding-top: 16px;
}

.admin .side {
  background: var(--panel);
  border-radius: var(--radius);
  padding: 10px;
  align-self: start;
  position: sticky;
  top: 66px;
}

.side-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2px 6px 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-2);
}

.side-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  height: 32px;
  padding: 0 10px;
  border-radius: var(--radius-sm);
  text-align: left;
}

.side-item:hover {
  background: rgba(127, 127, 127, 0.12);
}

.side-item.active {
  background: var(--tile);
  box-shadow: var(--shadow-sm);
  font-weight: 600;
}

.side-item .label {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.side-item .count {
  color: var(--ink-3);
  font-size: 12px;
}

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

.panel {
  background: var(--tile);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 16px;
}

.panel h2 {
  margin: 0 0 12px;
  font-size: 16px;
}

.dropzone {
  border: 2px dashed var(--line-strong);
  border-radius: var(--radius);
  padding: 26px;
  text-align: center;
  color: var(--ink-2);
  cursor: pointer;
  transition: background 0.12s;
}

.dropzone.over,
.dropzone:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--ink);
}

.admin .card.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent);
}

.admin .card .check {
  position: absolute;
  top: 6px;
  left: 6px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid var(--ink-3);
  background: var(--tile);
  display: grid;
  place-items: center;
  opacity: 0;
  color: var(--accent-ink);
}

.admin .card:hover .check,
.admin .card.selected .check,
.admin .grid.selecting .card .check {
  opacity: 1;
}

.admin .card.selected .check {
  background: var(--accent);
  border-color: var(--accent);
}

.admin .card .name {
  cursor: text;
}

.admin .card .name:hover {
  color: var(--ink);
  text-decoration: underline dotted;
}

.login {
  max-width: 380px;
  margin: 80px auto 0;
}

.progress {
  height: 6px;
  border-radius: 3px;
  background: var(--line);
  overflow: hidden;
  margin-top: 10px;
}

.progress > div {
  height: 100%;
  background: var(--accent);
  transition: width 0.2s;
}

@media (max-width: 760px) {
  .admin {
    grid-template-columns: 1fr;
  }

  .admin .side {
    position: static;
  }

  .topbar .btn .label {
    display: none;
  }

  :root {
    --cell: 92px;
  }
}

kbd {
  font: inherit;
  font-size: 11px;
  padding: 1px 5px;
  border: 1px solid var(--line-strong);
  border-bottom-width: 2px;
  border-radius: 4px;
  background: var(--tile);
}

/* 导入 zip 的进度对话框：大一号的进度条；传完后服务器解包时来回滚动表示“还在处理” */
.progress.big {
  height: 10px;
  border-radius: 5px;
  margin-top: 0;
}

.progress.indeterminate > div {
  width: 35% !important;
  animation: progress-slide 1.2s ease-in-out infinite;
}

@keyframes progress-slide {
  from {
    transform: translateX(-100%);
  }
  to {
    transform: translateX(300%);
  }
}

/* 侧栏分组树 */
.side-item .twisty {
  width: 14px;
  flex: none;
  display: inline-flex;
  justify-content: center;
  color: var(--ink-3);
  transition: transform 0.15s;
}

.side-item .twisty.collapsed {
  transform: rotate(-90deg);
}

.side-item .twisty.none {
  visibility: hidden;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  color: var(--ink-3);
  font-size: 13px;
  margin-bottom: 4px;
}

.breadcrumb button {
  background: none;
  border: 0;
  padding: 0;
  color: inherit;
  font: inherit;
  cursor: pointer;
}

.breadcrumb button:hover {
  color: var(--ink);
  text-decoration: underline;
}

.sub-box {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  margin-top: 10px;
}

.sub-box .title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
}

.child-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

/* 首页：分组标题条 */
.group-head {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 12px 16px;
  margin: 22px 0 6px;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
}

.group-head .text {
  flex: 1;
  min-width: 200px;
}

.group-head h2 {
  margin: 0 0 2px;
  font-size: 17px;
}

.group-head .actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}