:root {
  --bg: #f6f7fb;
  --bg-soft: #ffffff;
  --panel: #ffffff;
  --text: #14161d;
  --text-soft: #5b6273;
  --text-mute: #8b93a7;
  --line: #e6e8f0;
  --brand: #4f46e5;
  --brand-soft: #eef0ff;
  --brand-text: #ffffff;
  --danger: #dc2626;
  --danger-soft: #fdecec;
  --ok: #0f9d58;
  --ok-soft: #e7f7ee;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 1px 2px rgba(20, 22, 29, .05), 0 8px 24px -12px rgba(20, 22, 29, .18);
  --shadow-lg: 0 24px 60px -28px rgba(20, 22, 29, .35);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1016;
    --bg-soft: #14171f;
    --panel: #161922;
    --text: #eef0f6;
    --text-soft: #a9b0c2;
    --text-mute: #7b839a;
    --line: #262a36;
    --brand: #7c7bff;
    --brand-soft: #222440;
    --brand-text: #0e1016;
    --danger: #ff7b7b;
    --danger-soft: #35211f;
    --ok: #4ade80;
    --ok-soft: #14301f;
    --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px -12px rgba(0, 0, 0, .6);
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
        "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--brand); }

.wrap { width: min(1120px, 100% - 40px); margin: 0 auto; }

/* ---------------------------------------------------------------- 顶栏 */
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--line);
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  min-height: 54px;
}

/* 页头只保留管理入口：站点名交给首页大标题，导航取消了 */
.topbar-actions { display: flex; gap: 8px; }

/* 登录状态下一直显示的提示，免得分不清自己是"管理员视角"还是"访客视角" */
.admin-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 12px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--brand) 16%, transparent);
  color: var(--brand);
  font-size: 12.5px;
  font-weight: 600;
  white-space: nowrap;
}

/* ---------------------------------------------------------------- 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--text);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: transform .06s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
  white-space: nowrap;
}
.btn:hover { border-color: color-mix(in srgb, var(--brand) 45%, var(--line)); color: var(--brand); }
.btn:active { transform: translateY(1px); }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-lg { padding: 12px 22px; font-size: 15px; }
.btn-primary {
  background: var(--brand);
  border-color: transparent;
  color: var(--brand-text);
  box-shadow: 0 8px 20px -12px color-mix(in srgb, var(--brand) 90%, transparent);
}
.btn-primary:hover { filter: brightness(1.08); color: var(--brand-text); }
.btn-ghost { background: transparent; }
.btn-danger { background: transparent; border-color: color-mix(in srgb, var(--danger) 40%, var(--line)); color: var(--danger); }
.btn-danger:hover { background: var(--danger-soft); color: var(--danger); border-color: var(--danger); }
.btn[disabled] { opacity: .6; cursor: progress; }

/* ---------------------------------------------------------------- 首页头部 */
.hero { padding: 54px 0 26px; }
.hero h1 {
  margin: 0 0 10px;
  font-size: clamp(30px, 4.4vw, 46px);
  letter-spacing: -.02em;
  line-height: 1.15;
  /* 站名做一层很淡的渐变，看起来更精致一点 */
  background-image: linear-gradient(180deg,
                    var(--text) 15%,
                    color-mix(in srgb, var(--brand) 55%, var(--text)));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
/* 里面的「N 个」要用回正常颜色，否则会跟着变透明看不见 */
.section-head h2 .sub {
  -webkit-text-fill-color: var(--text-mute);
  color: var(--text-mute);
}
.hero-sub { margin: 0 0 26px; color: var(--text-soft); font-size: 16px; }

.stats { display: flex; flex-wrap: wrap; gap: 10px; }
.stat {
  display: flex;
  align-items: baseline;
  gap: 7px;
  padding: 9px 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: var(--shadow);
}
.stat b { font-size: 17px; }
.stat span { color: var(--text-mute); font-size: 13px; }

/* ---------------------------------------------------------------- 筛选区 */
.toolbar { display: flex; gap: 10px; margin: 8px 0 14px; }
.search {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 0 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--text-mute);
}
.search:focus-within { border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-soft); }
.search input {
  flex: 1;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
  font: inherit;
  padding: 11px 0;
}
.select {
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--text);
  font: inherit;
  cursor: pointer;
}

.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; }
.chip {
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text-soft);
  font-size: 13px;
}
.chip i { font-style: normal; color: var(--text-mute); font-size: 11px; margin-left: 3px; }
.chip:hover { border-color: var(--brand); color: var(--brand); }
.chip-on { background: var(--brand); border-color: transparent; color: var(--brand-text); }
.chip-on i { color: color-mix(in srgb, var(--brand-text) 70%, transparent); }
.chip-on:hover { color: var(--brand-text); }

.result-line { margin: -8px 0 14px; color: var(--text-mute); font-size: 13px; }

/* ---------------------------------------------------------------- 工具方格 */
.tile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
  padding-bottom: 50px;
}

.tile {
  position: relative;
  aspect-ratio: 1 / 1;
  display: flex;
  flex-direction: column;
  padding: 18px;
  overflow: hidden;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform .12s ease, box-shadow .18s ease, border-color .18s ease;
}
.tile:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--brand) 38%, var(--line)); box-shadow: var(--shadow-lg); }

/* 铺满整格的透明链接：点方格任意位置都进详情页 */
.tile-overlay { position: absolute; inset: 0; z-index: 1; border-radius: inherit; }

.tile-icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  flex: none;
  border-radius: 13px;
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  box-shadow: 0 6px 16px -8px rgba(0, 0, 0, .55);
}

/* 图标和名字排一行，下面整块留给简介 */
.tile-head {
  display: flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
}
.tile.has-lock .tile-head { padding-right: 18px; }

.tile-name {
  flex: 1;
  min-width: 0;
  margin: 0;
  font-size: 15.5px;
  line-height: 1.3;
  overflow-wrap: anywhere;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.tile-desc {
  margin: 12px 0 0;
  color: var(--text-soft);
  font-size: 12.5px;
  line-height: 1.55;
  overflow-wrap: anywhere;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.tile-foot {
  margin-top: auto;
  padding-top: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.tile-meta {
  color: var(--text-mute);
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.tile-dl { position: relative; z-index: 2; flex: none; }

/* 「仅自己可见」的标记 */
.tile-lock {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 2;
  font-size: 13px;
  opacity: .9;
}
.hidden-note {
  padding: 4px 11px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--brand) 15%, transparent);
  color: var(--brand);
  font-size: 12.5px;
  font-weight: 600;
}
#hidden .tile { border-style: dashed; }
.card-tags { display: flex; flex-wrap: wrap; gap: 6px; min-height: 22px; }
.tag {
  padding: 3px 9px;
  border-radius: 6px;
  background: var(--brand-soft);
  color: var(--brand);
  font-size: 12px;
}
.tag:hover { filter: brightness(.96); }
.empty { padding: 70px 0 90px; text-align: center; color: var(--text-soft); }
.empty-mark { font-size: 30px; color: var(--text-mute); margin-bottom: 12px; }

/* ---------------------------------------------------------------- 详情页 */
.crumbs { display: flex; gap: 8px; padding: 26px 0 14px; color: var(--text-mute); font-size: 13px; }
.crumbs a { color: var(--text-soft); }

.tool-head {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  justify-content: space-between;
  padding: 6px 0 22px;
  border-bottom: 1px solid var(--line);
}
.tool-head h1 { margin: 0 0 8px; font-size: 30px; letter-spacing: -.02em; }
.tool-summary { margin: 0 0 14px; color: var(--text-soft); }
.tool-meta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 12px; color: var(--text-mute); font-size: 13px; }
.tool-head-side { padding-top: 8px; }

.admin-bar { display: flex; gap: 8px; align-items: center; padding: 14px 0 0; }
.inline-form { display: inline; margin: 0; }

/* 上架状态条：管理员在详情页一眼看清，右边一个大按钮直接切 */
.visibility-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin: 18px 0 0;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--brand);
  border-radius: var(--radius);
  background: var(--panel);
}
.visibility-bar.is-public { border-left-color: #22c55e; }
.visibility-bar.is-hidden { border-left-color: #f59e0b; }
.vis-text { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.vis-text b { font-size: 14.5px; }
.vis-text span { color: var(--text-soft); font-size: 13px; }

.btn-hide {
  background: transparent;
  border-color: color-mix(in srgb, #f59e0b 55%, var(--line));
  color: #f59e0b;
}
.btn-hide:hover {
  background: color-mix(in srgb, #f59e0b 13%, transparent);
  border-color: #f59e0b;
  color: #f59e0b;
}

.panel {
  margin: 22px 0;
  padding: 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.panel h1 { margin-top: 0; }
.panel h2 { margin: 0 0 16px; font-size: 17px; }
.panel.narrow { max-width: 460px; margin: 40px auto; }
.panel.center { text-align: center; }
.big-code { font-size: 52px; margin: 0 0 8px; color: var(--brand); }
.sub, .muted { color: var(--text-mute); font-size: 13px; font-weight: 400; }
.mono { font-family: ui-monospace, SFMono-Regular, Consolas, "Courier New", monospace; font-size: 11.5px; }
.prose { color: var(--text-soft); }
.note { padding: 12px 0; border-top: 1px dashed var(--line); }
.note:first-of-type { border-top: 0; padding-top: 0; }
.note p { margin: 4px 0 0; color: var(--text-soft); }

.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th {
  text-align: left;
  padding: 9px 12px;
  color: var(--text-mute);
  font-weight: 600;
  font-size: 12.5px;
  border-bottom: 1px solid var(--line);
}
.table td { padding: 13px 12px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.table tr:last-child td { border-bottom: 0; }
.nowrap { white-space: nowrap; }
.row-actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }

/* ---------------------------------------------------------------- 表单 */
.form-panel { max-width: 780px; margin-left: auto; margin-right: auto; }
.form { margin-top: 22px; }
.form-section { padding: 20px 0; border-top: 1px solid var(--line); }
.form-section:first-of-type { border-top: 0; padding-top: 0; }
.form-section h2 { font-size: 15px; color: var(--text-soft); margin-bottom: 14px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

.field { display: block; margin-bottom: 14px; }
.field > span { display: block; margin-bottom: 6px; font-size: 13.5px; font-weight: 600; }
.field > span i { font-style: normal; font-weight: 400; color: var(--text-mute); font-size: 12px; margin-left: 6px; }
.field input, .field textarea {
  width: 100%;
  padding: 10px 13px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-soft);
  color: var(--text);
  font: inherit;
  resize: vertical;
}
.field select {
  width: 100%;
  padding: 10px 13px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-soft);
  color: var(--text);
  font: inherit;
  cursor: pointer;
}
.field select:focus { outline: 0; border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-soft); }
.field input:focus, .field textarea:focus {
  outline: 0;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--brand-soft);
}
.slug-row { display: flex; align-items: center; gap: 0; }
.slug-prefix {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-right: 0;
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  background: var(--bg);
  color: var(--text-mute);
  font-size: 13.5px;
}
.slug-row input { border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }

.dropzone {
  margin-top: 4px;
  border: 2px dashed var(--line);
  border-radius: var(--radius);
  background: var(--bg-soft);
  cursor: pointer;
  transition: border-color .15s ease, background .15s ease;
}
.dropzone:hover, .dropzone.dragover { border-color: var(--brand); background: var(--brand-soft); }
.dropzone.has-file { border-style: solid; border-color: color-mix(in srgb, var(--ok) 50%, var(--line)); }
.dropzone-inner { padding: 30px 20px; text-align: center; }
.dropzone-icon { font-size: 26px; color: var(--brand); margin-bottom: 6px; }
.dropzone p { margin: 4px 0; font-size: 14px; }
.picked { color: var(--ok); font-weight: 600; }
.picked.warn { color: var(--danger); font-weight: 600; }

.form-actions { display: flex; align-items: center; gap: 10px; padding-top: 8px; }

/* ---------------------------------------------------------------- 提示条 */
.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%);
  z-index: 60;
  padding: 12px 20px;
  border-radius: 999px;
  box-shadow: var(--shadow-lg);
  font-size: 14px;
  animation: toast-in .2s ease;
}
.toast-ok { background: var(--ok-soft); color: var(--ok); border: 1px solid color-mix(in srgb, var(--ok) 35%, transparent); }
.toast-err { background: var(--danger-soft); color: var(--danger); border: 1px solid color-mix(in srgb, var(--danger) 35%, transparent); }
.toast.hide { opacity: 0; transition: opacity .4s ease; }
@keyframes toast-in { from { opacity: 0; transform: translate(-50%, 10px); } to { opacity: 1; transform: translate(-50%, 0); } }

/* ---------------------------------------------------------------- 页脚 */
.footer { padding: 30px 0 40px; color: var(--text-mute); font-size: 13px; border-top: 1px solid var(--line); margin-top: 30px; }

/* 长英文单词 / URL / 哈希值不要撑破窄屏布局 */
.tile-name,
.tile-desc,
.tool-head h1,
.tool-meta,
.sub,
.prose,
.note p,
.crumbs span,
.dropzone p { overflow-wrap: anywhere; }

img, svg { max-width: 100%; }

/* ---------------------------------------------------------------- 窄屏 */
@media (max-width: 760px) {
  .wrap { width: min(1120px, 100% - 28px); }
  .topbar-inner { height: auto; padding: 10px 0; flex-wrap: wrap; gap: 10px; }
  .nav { order: 3; width: 100%; margin: 0; overflow-x: auto; }
  .topbar-actions { margin-left: auto; }
  .hero { padding: 32px 0 20px; }
  .toolbar { flex-wrap: wrap; }
  .search { flex-basis: 100%; }
  .grid-2 { grid-template-columns: 1fr; }
  .tool-head { flex-direction: column; }
  .table thead { display: none; }
  .table, .table tbody, .table tr, .table td { display: block; width: 100%; }
  .table tr { padding: 12px 0; border-bottom: 1px solid var(--line); }
  .table td { border: 0; padding: 4px 0; }
  .table td[data-label]::before {
    content: attr(data-label) "：";
    color: var(--text-mute);
    font-size: 12.5px;
    margin-right: 6px;
  }
  .row-actions { padding-top: 8px !important; }
}

/* ---------------------------------------------------------------- 推广位 */
.promo {
  display: flex;
  align-items: center;
  gap: 22px;
  margin: 4px 0 34px;
  padding: 22px 24px;
  border: 1px solid color-mix(in srgb, var(--brand) 30%, var(--line));
  border-radius: var(--radius);
  background:
    radial-gradient(120% 170% at 0% 0%,
                    color-mix(in srgb, var(--brand) 15%, transparent), transparent 62%),
    var(--panel);
  box-shadow: var(--shadow);
}

.promo-body { flex: 1; min-width: 0; }
.promo h2 { margin: 0 0 5px; font-size: 19px; }
.promo p { margin: 0; color: var(--text-soft); font-size: 14px; }
.promo-btn { flex: none; }

.promo-label {
  display: inline-block;
  margin-bottom: 7px;
  padding: 2px 9px;
  border-radius: 6px;
  background: color-mix(in srgb, var(--brand) 16%, transparent);
  color: var(--brand);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .05em;
}

/* ---------------------------------------------------------------- 工具区块 */
.tools-section { scroll-margin-top: 80px; }
.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}
/* 工具区标题：和站名同一套字色处理（白 → 淡紫的渐变） */
.section-head h2 {
  margin: 0;
  font-size: 21px;
  letter-spacing: -.01em;
  background-image: linear-gradient(180deg,
                    var(--text) 20%,
                    color-mix(in srgb, var(--brand) 50%, var(--text)));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ---------------------------------------------------------------- 联系方式（点开看二维码） */
.hero-sub-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 26px;
}
.hero-sub { margin: 0; color: var(--text-soft); font-size: 16px; }

.contact-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 13px;
  border: 1px solid color-mix(in srgb, var(--brand) 42%, var(--line));
  border-radius: 999px;
  background: var(--brand-soft);
  color: var(--brand);
  font: inherit;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  transition: border-color .15s ease, transform .06s ease;
}
.contact-btn:hover { border-color: var(--brand); }
.contact-btn:active { transform: translateY(1px); }
.contact-btn .chev { font-size: 12px; line-height: 1; transition: transform .18s ease; }
.contact-btn[aria-expanded="true"] .chev { transform: rotate(180deg); }

.qr-panel {
  display: flex;
  align-items: center;
  gap: 18px;
  width: fit-content;
  min-width: 330px;
  margin: -10px 0 26px;
  padding: 16px 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  animation: qr-in .18s ease;
}
.qr-panel[hidden] { display: none; }
.qr-panel img {
  width: 132px;
  height: 132px;
  flex: none;
  border-radius: 10px;
  background: #fff;
}
.qr-panel p { margin: 0; color: var(--text-soft); font-size: 13.5px; }
@keyframes qr-in { from { opacity: 0; transform: translateY(-5px); } to { opacity: 1; transform: none; } }

/* 后台设置页里的二维码预览 */
.qr-preview {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 4px 0 16px;
  padding: 14px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}
.qr-preview img { width: 96px; height: 96px; flex: none; border-radius: 8px; background: #fff; }
.qr-preview-text p { margin: 0 0 10px; color: var(--text-soft); font-size: 13.5px; }

.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 14px; flex-wrap: wrap; }
.footer-right { display: flex; align-items: center; gap: 14px; }
.footer-promo { color: var(--text-mute); }
.footer-promo::before {
  content: "推广";
  margin-right: 6px;
  padding: 1px 6px;
  border: 1px solid var(--line);
  border-radius: 5px;
  font-size: 10.5px;
}
.footer-promo:hover { color: var(--brand); }

code {
  padding: 1px 5px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--bg);
  font-family: ui-monospace, SFMono-Regular, Consolas, "Courier New", monospace;
  font-size: 12.5px;
}

.checkbox-field { display: flex; align-items: center; gap: 9px; }
.checkbox-field input { width: auto; }
.checkbox-field span { margin: 0; font-weight: 600; font-size: 13.5px; }
.short-field { max-width: 230px; }

@media (max-width: 760px) {
  .promo { flex-direction: column; align-items: stretch; gap: 16px; padding: 20px; }
  .promo-btn { width: 100%; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 8px; }
  .tile-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .tile { padding: 14px; }
  .tile-icon { width: 38px; height: 38px; border-radius: 11px; font-size: 17px; }
  .tile-name { margin: 10px 0 4px; font-size: 14px; }
  .tile-desc { font-size: 12px; }
  .qr-panel { flex-direction: column; align-items: flex-start; gap: 12px; }
  .qr-preview { flex-direction: column; align-items: flex-start; }
  .visibility-bar { flex-direction: column; align-items: stretch; gap: 12px; }
}

@media (max-width: 420px) {
  .tile { padding: 12px; }
  .tile-desc { display: none; }
  .tile-foot { flex-direction: column; align-items: flex-start; gap: 6px; }
}

/* ---------------------------------------------------------------- 背景动效 */
/* 铺满整屏的一层，用 transform 动（GPU 合成，比改颜色/滤镜省得多） */
.page-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}
.page-bg > i { position: absolute; display: block; border-radius: 50%; }

/* 内容层压在上面（顶栏、弹窗本来就是更高的层级） */
main, .footer { position: relative; z-index: 1; }

/* 斜向流光 —— 只有一道光带定期扫过，没有光晕 */
.bg-sweep > i:nth-child(1) {
  inset: -40%;
  width: 260%;
  height: 200%;
  border-radius: 0;
  background: linear-gradient(115deg, transparent 38%, rgba(124,123,255,.16) 48%,
              rgba(168,85,247,.12) 52%, transparent 62%);
  animation: bg-sweep 13s cubic-bezier(.4, 0, .6, 1) infinite;
}
@keyframes bg-sweep {
  0%   { transform: translate3d(-55%, 0, 0); }
  60%  { transform: translate3d(45%, 0, 0); }
  100% { transform: translate3d(45%, 0, 0); }
}

/* 极光光斑 */
.bg-aurora > i:nth-child(1) {
  left: -10%; top: -20%; width: 70%; height: 90%;
  background: radial-gradient(closest-side, rgba(124,123,255,.34), transparent 72%);
  filter: blur(30px); animation: bg-drift-a 26s ease-in-out infinite alternate;
}
.bg-aurora > i:nth-child(2) {
  right: -15%; top: -10%; width: 65%; height: 85%;
  background: radial-gradient(closest-side, rgba(168,85,247,.26), transparent 72%);
  filter: blur(34px); animation: bg-drift-b 34s ease-in-out infinite alternate;
}
.bg-aurora > i:nth-child(3) {
  left: 20%; bottom: -30%; width: 70%; height: 80%;
  background: radial-gradient(closest-side, rgba(56,189,248,.18), transparent 72%);
  filter: blur(38px); animation: bg-drift-a 42s ease-in-out infinite alternate-reverse;
}
@keyframes bg-drift-a {
  from { transform: translate3d(-3%, -2%, 0) scale(1); }
  to   { transform: translate3d(7%, 5%, 0) scale(1.18); }
}
@keyframes bg-drift-b {
  from { transform: translate3d(5%, 4%, 0) scale(1.12); }
  to   { transform: translate3d(-6%, -3%, 0) scale(.95); }
}

/* 呼吸光晕 */
.bg-pulse > i:nth-child(1) {
  left: 50%; top: -30%; width: 110%; height: 120%; transform: translateX(-50%);
  background: radial-gradient(closest-side, rgba(124,123,255,.30), transparent 70%);
  filter: blur(40px); animation: bg-breathe 11s ease-in-out infinite;
}
.bg-pulse > i:nth-child(2) {
  left: 50%; bottom: -40%; width: 90%; height: 90%; transform: translateX(-50%);
  background: radial-gradient(closest-side, rgba(236,72,153,.16), transparent 70%);
  filter: blur(45px); animation: bg-breathe 15s ease-in-out infinite reverse;
}
@keyframes bg-breathe {
  0%, 100% { opacity: .55; transform: translateX(-50%) scale(.94); }
  50%      { opacity: 1;   transform: translateX(-50%) scale(1.08); }
}

/* 星点上浮：近处一层大点跑得快、远处一层小点跑得慢（有纵深），另加一层亮点闪
   background-size 设成 50%，位移正好一个图案高，循环无缝、不会突然跳 */
.bg-stars > i:nth-child(1) {
  inset: 0; width: 100%; height: 200%; border-radius: 0;
  background-repeat: repeat;
  background-size: 100% 50%;
  background-image:
    radial-gradient(2.6px 2.6px at 8% 12%, rgba(255,255,255,.62), transparent),
    radial-gradient(2.4px 2.4px at 26% 46%, rgba(190,196,255,.55), transparent),
    radial-gradient(2.6px 2.6px at 45% 8%, rgba(255,255,255,.5), transparent),
    radial-gradient(2.4px 2.4px at 63% 64%, rgba(200,170,255,.55), transparent),
    radial-gradient(2.6px 2.6px at 81% 30%, rgba(255,255,255,.5), transparent),
    radial-gradient(2.4px 2.4px at 93% 76%, rgba(160,210,255,.5), transparent),
    radial-gradient(2.6px 2.6px at 15% 86%, rgba(255,255,255,.45), transparent),
    radial-gradient(2.4px 2.4px at 70% 96%, rgba(200,200,255,.45), transparent);
  animation: bg-drift-up 24s linear infinite;
}
.bg-stars > i:nth-child(2) {
  inset: 0; width: 100%; height: 200%; border-radius: 0;
  background-repeat: repeat;
  background-size: 100% 50%;
  background-image:
    radial-gradient(1.5px 1.5px at 17% 22%, rgba(255,255,255,.42), transparent),
    radial-gradient(1.5px 1.5px at 35% 74%, rgba(170,180,255,.4), transparent),
    radial-gradient(1.5px 1.5px at 52% 34%, rgba(255,255,255,.35), transparent),
    radial-gradient(1.5px 1.5px at 68% 88%, rgba(190,160,255,.38), transparent),
    radial-gradient(1.5px 1.5px at 86% 10%, rgba(255,255,255,.32), transparent),
    radial-gradient(1.5px 1.5px at 5% 58%, rgba(150,200,255,.34), transparent),
    radial-gradient(1.5px 1.5px at 44% 96%, rgba(255,255,255,.3), transparent),
    radial-gradient(1.5px 1.5px at 77% 52%, rgba(200,200,255,.32), transparent);
  animation: bg-drift-up 44s linear infinite;
}
.bg-stars > i:nth-child(3) {
  inset: 0; width: 100%; height: 200%; border-radius: 0;
  background-repeat: repeat;
  background-size: 100% 50%;
  background-image:
    radial-gradient(3.2px 3.2px at 38% 18%, rgba(255,255,255,.85), transparent),
    radial-gradient(3px 3px at 73% 58%, rgba(200,205,255,.75), transparent),
    radial-gradient(3px 3px at 12% 68%, rgba(255,255,255,.6), transparent);
  animation: bg-drift-up 24s linear infinite, bg-twinkle 3.6s ease-in-out infinite;
}
@keyframes bg-drift-up {
  from { transform: translate3d(0, 0, 0); }
  to   { transform: translate3d(0, -50%, 0); }
}
@keyframes bg-twinkle {
  0%, 100% { opacity: .25; }
  50%      { opacity: 1; }
}

/* 网格 + 光晕 */
.bg-grid > i:nth-child(1) {
  inset: 0; width: 100%; height: 100%; border-radius: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: radial-gradient(120% 90% at 50% 0%, #000 20%, transparent 75%);
  mask-image: radial-gradient(120% 90% at 50% 0%, #000 20%, transparent 75%);
}
.bg-grid > i:nth-child(2) {
  left: 50%; top: -35%; width: 100%; height: 110%; transform: translateX(-50%);
  background: radial-gradient(closest-side, rgba(124,123,255,.26), transparent 70%);
  filter: blur(38px); animation: bg-breathe 12s ease-in-out infinite;
}

/* 手机省电 + 尊重系统的「减弱动态效果」 */
@media (max-width: 760px) {
  .bg-aurora > i, .bg-pulse > i, .bg-grid > i:nth-child(2) { filter: blur(26px); }
}
@media (prefers-reduced-motion: reduce) {
  .page-bg { display: none; }
}

/* ---------------------------------------------------------------- 鼠标流星 */
.meteor-canvas {
  position: fixed;
  inset: 0;
  z-index: 45;              /* 压过内容，但不挡弹窗（100）和提示条（60） */
  pointer-events: none;
}

/* ---------------------------------------------------------------- 访问统计 */
.stat-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin: 4px 0 22px;
}
.stat-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 18px 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.stat-label { color: var(--text-mute); font-size: 12.5px; }
.stat-card b { font-size: 30px; line-height: 1.1; letter-spacing: -.02em; }
.stat-sub { color: var(--text-mute); font-size: 12px; }

.chart {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 190px;
  padding-top: 8px;
}
.bar-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  height: 100%;
  min-width: 0;
}
.bar-num { color: var(--text-mute); font-size: 11px; height: 14px; }
.bar-track {
  flex: 1;
  width: 100%;
  display: flex;
  align-items: flex-end;
  border-radius: 6px;
  background: color-mix(in srgb, var(--line) 45%, transparent);
  overflow: hidden;
}
.bar-fill {
  display: block;
  width: 100%;
  border-radius: 6px 6px 0 0;
  background: linear-gradient(180deg, var(--brand), color-mix(in srgb, var(--brand) 45%, transparent));
}
.bar-day { color: var(--text-mute); font-size: 10.5px; white-space: nowrap; }

.top-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}
.top-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 0;
  border-bottom: 1px solid color-mix(in srgb, var(--line) 60%, transparent);
  font-size: 13.5px;
}
.top-row:last-child { border-bottom: 0; }
.top-name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-soft);
}
.top-bar {
  width: 72px;
  height: 6px;
  flex: none;
  border-radius: 999px;
  background: color-mix(in srgb, var(--line) 60%, transparent);
  overflow: hidden;
}
.top-bar i { display: block; height: 100%; border-radius: 999px; background: var(--brand); }
.top-row b { flex: none; font-size: 13px; }

/* ---------------------------------------------------------------- 开站公告弹窗 */
.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.modal[hidden] { display: none; }

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(8, 10, 16, .62);
  backdrop-filter: blur(3px);
}

.modal-card {
  position: relative;
  width: min(460px, 100%);
  max-height: 86vh;
  overflow: auto;
  padding: 26px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  animation: modal-in .22s cubic-bezier(.2, .8, .3, 1);
}
.modal-card h2 { margin: 0 0 12px; font-size: 19px; }
.modal-text { color: var(--text-soft); font-size: 14px; line-height: 1.8; }
.modal-ok { width: 100%; margin-top: 22px; }
body.modal-open { overflow: hidden; }

@keyframes modal-in {
  from { opacity: 0; transform: translateY(10px) scale(.97); }
  to { opacity: 1; transform: none; }
}

/* -------------------------------------------- 就地改文字（只有管理员看得到） */
.edit-box {
  position: relative;
  z-index: 2;              /* 压住方格里那层「整块跳转」的透明链接 */
  cursor: pointer;
  border-radius: 5px;
}
.edit-box:hover {
  outline: 1px dashed color-mix(in srgb, var(--brand) 45%, transparent);
  outline-offset: 3px;
}
/* 铅笔常显（半透明），不然没人知道这里能点 —— 之前藏起来等同于没有 */
.edit-pen {
  position: absolute;
  top: -7px;
  right: -6px;
  display: grid;
  place-items: center;
  width: 20px;
  height: 20px;
  border-radius: 6px;
  background: var(--brand);
  color: var(--brand-text);
  font-size: 11px;
  line-height: 1;
  opacity: .5;
  transition: opacity .15s ease, transform .12s ease;
}
.edit-box:hover .edit-pen { opacity: 1; transform: scale(1.08); }

.promo-actions { display: flex; flex-direction: column; gap: 8px; flex: none; }

#edit-input {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-soft);
  color: var(--text);
  font: inherit;
  line-height: 1.7;
  resize: vertical;
}
#edit-input:focus {
  outline: 0;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--brand-soft);
}
.edit-actions { display: flex; align-items: center; gap: 10px; margin-top: 16px; }