/* 管理后台样式：加载 theme.css 后与前台共用同一套设计变量、六套主题与视觉语言。 */
:root {
  --panel-soft: var(--panel-2);
  --good: var(--accent-3);
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(900px 520px at 82% -12%, rgba(var(--accent-rgb), .10), transparent 70%),
    radial-gradient(700px 480px at 7% 100%, rgba(var(--accent-2-rgb), .09), transparent 75%),
    var(--bg);
  font-family: var(--font);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: ""; position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 46px 46px;
  opacity: var(--grid-opacity);
}
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
img, svg { display: block; }

.admin-shell { position: relative; z-index: 1; display: grid; grid-template-columns: 248px minmax(0, 1fr); min-height: 100vh; }
.admin-sidebar {
  position: sticky; top: 0; height: 100vh; padding: 24px 16px;
  border-right: 1px solid var(--line);
  background: var(--admin-side-bg, var(--panel));
  backdrop-filter: blur(16px);
  display: flex; flex-direction: column; z-index: 10;
}
.admin-brand { display: flex; align-items: center; gap: 11px; padding: 0 8px 24px; }
.admin-logo {
  width: 38px; height: 38px; border-radius: 11px; display: grid; place-items: center;
  background: var(--grad); color: var(--on-solid);
  font-weight: 900; font-size: 18px; box-shadow: 0 9px 24px -10px rgba(var(--accent-rgb), .75);
}
.admin-brand b { display: block; font-size: 15px; letter-spacing: .02em; }
.admin-brand small { display: block; margin-top: 3px; color: var(--muted); font-size: 10px; letter-spacing: .15em; text-transform: uppercase; }
.admin-nav { display: grid; gap: 5px; }
.admin-nav-label { padding: 14px 10px 7px; color: var(--muted-2); font-size: 10px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.admin-nav a {
  display: flex; align-items: center; gap: 10px; min-height: 42px; padding: 0 12px;
  color: var(--muted); border: 1px solid transparent; border-radius: var(--radius-sm); font-size: 13.5px;
  transition: .18s ease;
}
.admin-nav a:hover { color: var(--text); background: var(--panel-2); }
.admin-nav a.active {
  color: var(--text);
  border-color: rgba(var(--accent-rgb), .22);
  background: linear-gradient(90deg, rgba(var(--accent-rgb), .14), rgba(var(--accent-rgb), .02));
  box-shadow: inset 2px 0 0 var(--accent);
}
.admin-nav svg { width: 17px; height: 17px; }
.admin-theme { margin-top: 18px; padding: 0 8px; }
.admin-theme label { display: block; margin-bottom: 7px; color: var(--muted); font-size: 10px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.admin-theme .select { font-size: 12px; padding: 8px 10px; }
.sidebar-foot { margin-top: auto; padding-top: 20px; border-top: 1px solid var(--line); }
.admin-user { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.admin-user-avatar {
  width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center;
  background: rgba(var(--accent-rgb), .12); color: var(--accent); border: 1px solid rgba(var(--accent-rgb), .22);
  font-size: 13px; font-weight: 800;
}
.admin-user-meta { flex: 1; min-width: 0; }
.admin-user-meta b { display: block; font-size: 12.5px; overflow: hidden; text-overflow: ellipsis; }
.admin-user-meta span { color: var(--muted); font-size: 10px; }
.icon-btn {
  display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 9px;
  border: 1px solid var(--line); background: var(--panel); color: var(--btn-surface-text); cursor: pointer;
}
.icon-btn:hover { color: var(--danger); border-color: rgba(var(--danger-rgb), .35); }

.admin-main { min-width: 0; padding: 0 30px 40px; }
.admin-topbar {
  height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 20px;
  border-bottom: 1px solid var(--line);
}
.admin-topbar h1 { margin: 0; font-size: 18px; letter-spacing: -.02em; }
.admin-topbar p { margin: 5px 0 0; color: var(--muted); font-size: 11.5px; }
.top-actions { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px; min-height: 38px;
  padding: 0 15px; border-radius: var(--radius-sm); border: 1px solid var(--line);
  background: var(--panel); color: var(--btn-surface-text); font-size: 13px; font-weight: 600;
  cursor: pointer; transition: .16s ease;
}
.btn:hover { border-color: var(--line-strong); background: var(--panel-2); }
/* 深色 / 渐变实色底的按钮一律用纯白字 */
.btn-primary {
  border-color: transparent; color: var(--on-solid); background: var(--grad);
  box-shadow: 0 10px 25px -14px rgba(var(--accent-rgb), .85);
}
.btn-primary:hover { filter: brightness(1.06); background: var(--grad); }
.btn-danger { color: var(--danger); border-color: rgba(var(--danger-rgb), .28); background: rgba(var(--danger-rgb), .08); }
.btn-sm { min-height: 30px; padding: 0 10px; font-size: 11.5px; border-radius: 8px; }
.btn-block { width: 100%; }

.flash {
  margin: 22px 0 0; padding: 12px 14px; border-radius: var(--radius-sm); font-size: 13px;
  border: 1px solid rgba(var(--accent-3-rgb), .28); background: rgba(var(--accent-3-rgb), .09); color: var(--text);
}
.flash.error { border-color: rgba(var(--danger-rgb), .3); background: rgba(var(--danger-rgb), .09); }
.flash ul { margin: 6px 0 0 18px; padding: 0; }
.page-body { padding-top: 26px; }
.page-intro { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 20px; }
.page-intro h2 { margin: 0; font-size: 24px; letter-spacing: -.03em; }
.page-intro p { margin: 7px 0 0; color: var(--muted); font-size: 13px; }

.stat-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.stat-card {
  position: relative; overflow: hidden; min-height: 130px; padding: 20px;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: linear-gradient(145deg, var(--panel), var(--bg-elev));
}
.stat-card::after {
  content: ""; position: absolute; width: 110px; height: 110px; right: -34px; top: -44px;
  border-radius: 50%; background: rgba(var(--accent-rgb), .10); filter: blur(2px);
}
.stat-card span { color: var(--muted); font-size: 12px; }
.stat-card strong { display: block; margin-top: 15px; font-family: var(--mono); font-size: 30px; letter-spacing: -.05em; color: var(--text-strong); }
.stat-card small { display: block; margin-top: 7px; color: var(--muted-2); font-size: 11px; }
.stat-card.accent strong { color: var(--accent); }
.stat-card.blue strong { color: var(--accent-2); }
.stat-card.good strong { color: var(--good); }

.panel {
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel);
  overflow: hidden; backdrop-filter: blur(10px);
}
.panel-head {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 16px 18px; border-bottom: 1px solid var(--line);
}
.panel-head h3 { margin: 0; font-size: 14px; }
.panel-head p { margin: 4px 0 0; color: var(--muted); font-size: 11.5px; }
.panel-body { padding: 18px; }
.dashboard-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(280px, .8fr); gap: 14px; margin-top: 14px; }

.data-table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.data-table th {
  padding: 11px 14px; text-align: left; color: var(--muted); background: var(--panel);
  font-size: 10px; letter-spacing: .09em; text-transform: uppercase; border-bottom: 1px solid var(--line);
}
.data-table td { padding: 12px 14px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.data-table tbody tr:hover { background: rgba(var(--accent-rgb), .045); }
.data-table tbody tr:last-child td { border-bottom: 0; }
.table-wrap { overflow-x: auto; }
.name-cell { display: flex; align-items: center; gap: 10px; min-width: 220px; }
.mini-icon {
  width: 31px; height: 31px; border-radius: 8px; display: grid; place-items: center;
  flex-shrink: 0; font-size: 12px; font-weight: 800; color: var(--on-grad);
}
.name-cell b { display: block; max-width: 260px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 12.5px; }
.name-cell small { display: block; margin-top: 3px; color: var(--muted-2); font-family: var(--mono); font-size: 10px; }
.actions { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 5px; min-width: 300px; }
.actions form { margin: 0; }
.badge {
  display: inline-flex; align-items: center; gap: 5px; padding: 4px 8px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--panel); color: var(--muted);
  font-size: 10.5px; white-space: nowrap;
}
.badge.good { color: var(--good); border-color: rgba(var(--accent-3-rgb), .3); background: rgba(var(--accent-3-rgb), .08); }
.badge.warn { color: var(--warn); border-color: rgba(var(--warn-rgb), .3); background: rgba(var(--warn-rgb), .08); }
.badge.danger { color: var(--danger); border-color: rgba(var(--danger-rgb), .3); background: rgba(var(--danger-rgb), .08); }

.filter-bar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 9px; margin-bottom: 14px;
  padding: 13px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--panel);
}
.filter-bar .grow { flex: 1; min-width: 210px; }
.input, .select, .textarea {
  width: 100%; border: 1px solid var(--line); border-radius: var(--radius-sm); outline: none;
  background: var(--bg-soft); color: var(--text); padding: 10px 12px; font-size: 12.5px;
  transition: border-color .16s, box-shadow .16s;
}
.input:focus, .select:focus, .textarea:focus {
  border-color: rgba(var(--accent-rgb), .6); box-shadow: 0 0 0 3px rgba(var(--accent-rgb), .1);
}
.textarea { min-height: 108px; resize: vertical; line-height: 1.65; }
.form-grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 17px; }
.field { grid-column: span 4; }
.field.span-6 { grid-column: span 6; }
.field.span-8 { grid-column: span 8; }
.field.span-12 { grid-column: span 12; }
.field label { display: flex; justify-content: space-between; gap: 8px; margin-bottom: 7px; color: var(--text-2); font-size: 11.5px; font-weight: 650; }
.field label span { color: var(--muted-2); font-weight: 400; }
.field .error { margin-top: 6px; color: var(--danger); font-size: 11px; }
.field .hint { margin-top: 6px; color: var(--muted); font-size: 10.5px; line-height: 1.55; }
.check-row { display: flex; align-items: center; gap: 9px; min-height: 40px; }
.check-row input { width: 16px; height: 16px; accent-color: var(--accent); }
.color-input { width: 100%; height: 41px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--bg-soft); padding: 5px; }
.form-actions { display: flex; justify-content: flex-end; gap: 9px; margin-top: 20px; flex-wrap: wrap; }
.section-title { margin: 24px 0 12px; color: var(--muted); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; }
.form-side-note { padding: 14px; border: 1px solid rgba(var(--accent-rgb), .16); border-radius: var(--radius-sm); background: rgba(var(--accent-rgb), .05); color: var(--muted); font-size: 11.5px; line-height: 1.7; }

.empty-state { padding: 52px 24px; text-align: center; color: var(--muted); font-size: 13px; }
.pagination { display: flex; justify-content: flex-end; gap: 6px; padding: 15px; border-top: 1px solid var(--line); }
.pagination a, .pagination span {
  min-width: 32px; height: 32px; padding: 0 9px; display: grid; place-items: center;
  border-radius: 8px; border: 1px solid var(--line); color: var(--muted); font-size: 11.5px;
}
.pagination .current { color: var(--on-solid); background: var(--accent); border-color: transparent; font-weight: 700; }
.muted { color: var(--muted); }
.mono { font-family: var(--mono); }

/* 反馈投稿、导入导出等新增页面 */
.detail-list { display: grid; gap: 0; margin: 0; }
.detail-list > div { display: grid; grid-template-columns: 120px minmax(0, 1fr); gap: 14px; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
.detail-list > div:last-child { border-bottom: 0; }
.detail-list dt { color: var(--muted); }
.detail-list dd { margin: 0; word-break: break-word; white-space: pre-wrap; }
.tag-row { display: flex; flex-wrap: wrap; gap: 7px; }
.note-box { padding: 16px 18px; border: 1px solid rgba(var(--accent-rgb), .18); border-radius: var(--radius-sm); background: rgba(var(--accent-rgb), .05); font-size: 12.5px; line-height: 1.9; }
.note-box ul { margin: 8px 0 0; padding-left: 20px; }
.result-list { margin: 12px 0 0; padding-left: 20px; font-size: 12.5px; line-height: 1.9; }
.inline-form { display: inline; }
.stack { display: grid; gap: 14px; }

.login-page {
  position: relative; z-index: 1;
  min-height: 100vh; display: grid; place-items: center; padding: 28px;
  background:
    radial-gradient(760px 460px at 78% 6%, rgba(var(--accent-rgb), .13), transparent 70%),
    radial-gradient(620px 420px at 12% 94%, rgba(var(--accent-2-rgb), .12), transparent 72%),
    var(--bg);
}
.login-page::before {
  content: ""; position: fixed; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 46px 46px;
}
.login-card {
  position: relative; width: min(420px, 100%); padding: 34px;
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  background: var(--panel); backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
}
.login-logo {
  width: 52px; height: 52px; border-radius: 15px; display: grid; place-items: center;
  background: var(--grad); color: var(--on-solid); font-size: 24px; font-weight: 900;
  box-shadow: 0 16px 34px -16px rgba(var(--accent-rgb), .75);
}
.login-card h1 { margin: 24px 0 7px; font-size: 25px; letter-spacing: -.04em; }
.login-card > p { margin: 0 0 27px; color: var(--muted); font-size: 12.5px; }
.login-card .field { margin-bottom: 15px; }
.login-links { display: flex; justify-content: space-between; margin-top: 18px; color: var(--muted); font-size: 11px; }
.login-links a:hover { color: var(--accent); }

@media (max-width: 1050px) {
  .stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dashboard-grid { grid-template-columns: 1fr; }
}
@media (max-width: 800px) {
  .admin-shell { display: block; }
  .admin-sidebar { position: static; height: auto; padding: 16px; flex-direction: row; flex-wrap: wrap; align-items: center; }
  .admin-brand { padding: 0; flex: 1; }
  .admin-nav { order: 3; width: 100%; display: flex; overflow-x: auto; padding-top: 12px; }
  .admin-nav-label, .sidebar-foot, .admin-theme { display: none; }
  .admin-nav a { flex: 0 0 auto; }
  .admin-main { padding: 0 16px 28px; }
  .field, .field.span-6, .field.span-8 { grid-column: span 12; }
  .page-intro { align-items: flex-start; flex-direction: column; }
}
@media (max-width: 520px) {
  .stat-grid { grid-template-columns: 1fr; }
  .admin-topbar { height: auto; padding: 15px 0; align-items: flex-start; }
  .login-card { padding: 26px 21px; }
}

/* =========================================================
   下载来源标注 / 链接检测 / 热度统计
   ========================================================= */
.source-label { color: var(--source-red); font-weight: 700; white-space: nowrap; }
.source-label.is-banned { text-decoration: underline wavy var(--source-red); }
.source-cell { display: flex; flex-direction: column; gap: 4px; }
.source-cell small { color: var(--muted-2); font-size: 10px; font-family: var(--mono); }
.source-note {
  margin: 10px 0 0; padding: 10px 12px; border-radius: var(--radius-sm);
  border: 1px solid var(--source-red-line); background: var(--source-red-bg);
  color: var(--source-red); font-size: 11.5px; font-weight: 650; line-height: 1.7;
}
.link-check { display: flex; flex-direction: column; align-items: flex-start; gap: 5px; }
.link-status {
  display: inline-flex; align-items: center; gap: 5px; padding: 2px 8px;
  border-radius: 999px; border: 1px solid var(--line);
  background: var(--panel); color: var(--muted); font-size: 10.5px; font-weight: 650; white-space: nowrap;
}
.link-status.ok { color: var(--good-text); border-color: rgba(var(--accent-3-rgb), .4); background: rgba(var(--accent-3-rgb), .1); }
.link-status.broken, .link-status.forbidden { color: var(--source-red); border-color: var(--source-red-line); background: var(--source-red-bg); }
.link-status.unknown { color: var(--warn-text); border-color: rgba(var(--warn-rgb), .4); background: rgba(var(--warn-rgb), .1); }
.link-status time { color: var(--muted-2); font-size: 10px; font-weight: 400; }
.btn-check[disabled] { opacity: .6; cursor: progress; }
.hot-score { font-family: var(--mono); font-weight: 700; color: var(--accent); }
.hot-rank {
  display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 6px;
  background: var(--grad); color: var(--on-solid); font-size: 11px; font-weight: 800;
}
.hot-rank.muted-rank { background: var(--panel-2); color: var(--muted); }
.stat-card .stat-sub-red { color: var(--source-red); }
.stats-note {
  margin: 0 0 20px; padding: 14px 16px; border-radius: var(--radius);
  border: 1px solid var(--line); background: var(--panel);
  color: var(--text-2); font-size: 12.5px; line-height: 1.8;
}
.stats-note b { color: var(--text); }
.stats-note code { font-family: var(--mono); color: var(--accent-text); }
/* 软件管理 / 统计表增加了来源、计数、链接检测列，给它们足够的横向宽度；
   其他后台小表格保持自适应，不强制出现滚动条。 */
.data-table.table-wide { min-width: 1180px; }
@media (max-width: 860px) {
  .data-table.table-wide { min-width: 1180px; }
}