:root {
  color-scheme: dark;
  --bg: #060713;
  /* Apple 风格（暗色 + 轻毛玻璃 + 细边线） */
  --card: rgba(28, 28, 30, 0.60);
  --panel: rgba(255, 255, 255, 0.06);
  --text: rgba(242, 242, 247, 0.92);
  --muted: rgba(235, 235, 245, 0.6);
  --line: rgba(255, 255, 255, 0.14);
  --ok: #30d158;
  --warn: #ffd60a;
  --err: #ff453a;
  --btn: #0a84ff;
  --btn2: rgba(255, 255, 255, 0.08);
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 10px;
  --shadow-sm: 0 6px 16px rgba(0, 0, 0, 0.22);
  --shadow-md: 0 12px 32px rgba(0, 0, 0, 0.28);
  --shadow-lg: 0 18px 50px rgba(0, 0, 0, 0.36);
  --focus: rgba(10, 132, 255, 0.45);
  --glass-blur: 18px;
  --glass-sat: 1.35;
  --glass-bright: 1.06;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Maple Mono NF CN", ui-monospace, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, "PingFang SC", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  position: relative;
  isolation: isolate;
  overflow-x: hidden;
  background:
    radial-gradient(1200px 720px at 14% -12%, rgba(99, 102, 241, 0.34), transparent 62%),
    radial-gradient(1050px 640px at 92% 6%, rgba(34, 211, 238, 0.26), transparent 58%),
    radial-gradient(900px 520px at 40% 112%, rgba(16, 185, 129, 0.22), transparent 60%),
    radial-gradient(820px 560px at 72% 58%, rgba(236, 72, 153, 0.18), transparent 66%),
    radial-gradient(740px 520px at 18% 62%, rgba(245, 158, 11, 0.12), transparent 70%),
    conic-gradient(
      from 210deg at 50% 38%,
      rgba(99, 102, 241, 0.10),
      rgba(34, 211, 238, 0.08),
      rgba(236, 72, 153, 0.10),
      rgba(16, 185, 129, 0.08),
      rgba(245, 158, 11, 0.06),
      rgba(99, 102, 241, 0.10)
    ),
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent 40%),
    var(--bg);
  color: var(--text);
}
::selection { background: rgba(79, 124, 255, 0.28); }

body::before,
body::after {
  content: "";
  position: fixed;
  inset: -35vmax;
  z-index: -1;
  pointer-events: none;
  transform: translate3d(0, 0, 0);
  filter: blur(70px) saturate(1.65) brightness(1.05);
  opacity: 0.78;
  mix-blend-mode: screen;
  will-change: transform;
}
body::before {
  background:
    radial-gradient(900px 520px at 18% 18%, rgba(99, 102, 241, 0.42), transparent 60%),
    radial-gradient(760px 520px at 82% 22%, rgba(34, 211, 238, 0.34), transparent 60%),
    radial-gradient(820px 560px at 68% 78%, rgba(236, 72, 153, 0.28), transparent 62%),
    radial-gradient(720px 520px at 26% 86%, rgba(16, 185, 129, 0.22), transparent 62%);
  opacity: 0.86;
  animation: bg-drift-a 12s ease-in-out infinite;
}
body::after {
  background:
    conic-gradient(
      from 210deg at 50% 50%,
      rgba(99, 102, 241, 0.14),
      rgba(34, 211, 238, 0.12),
      rgba(236, 72, 153, 0.14),
      rgba(16, 185, 129, 0.12),
      rgba(245, 158, 11, 0.10),
      rgba(99, 102, 241, 0.14)
    );
  opacity: 0.46;
  animation: bg-drift-b 18s ease-in-out infinite;
}

@keyframes bg-drift-a {
  0% { transform: translate3d(-8vmin, -6vmin, 0) rotate(0deg) scale(1); }
  50% { transform: translate3d(8vmin, 6vmin, 0) rotate(14deg) scale(1.06); }
  100% { transform: translate3d(-6vmin, 8vmin, 0) rotate(-10deg) scale(1.04); }
}
@keyframes bg-drift-b {
  0% { transform: translate3d(10vmin, -4vmin, 0) rotate(0deg) scale(1.02); }
  50% { transform: translate3d(-8vmin, 6vmin, 0) rotate(-18deg) scale(1.08); }
  100% { transform: translate3d(6vmin, 10vmin, 0) rotate(14deg) scale(1.05); }
}

.container {
  max-width: 1470px;
  margin: 0 auto;
  padding: 22px 16px 44px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 1;
}
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(28, 28, 30, 0.45);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-sat)) brightness(var(--glass-bright));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-sat)) brightness(var(--glass-bright));
  position: relative;
  overflow: hidden;
}
.header::before {
  content: "";
  position: absolute;
  inset: -1px;
  background:
    radial-gradient(900px 220px at 18% 0%, rgba(255, 255, 255, 0.14), transparent 65%),
    radial-gradient(800px 260px at 86% 8%, rgba(10, 132, 255, 0.18), transparent 62%);
  opacity: 0.75;
  pointer-events: none;
}
.header::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 0%, rgba(255, 255, 255, 0.20) 45%, transparent 65%);
  opacity: 0.22;
  transform: translateX(-55%);
  pointer-events: none;
  animation: glass-shine 10s ease-in-out infinite;
}
.header > * { position: relative; z-index: 1; }

@keyframes glass-shine {
  0% { transform: translateX(-55%); }
  50% { transform: translateX(55%); }
  100% { transform: translateX(-55%); }
}

.brand-link { color: var(--text); text-decoration: none; font-weight: 800; letter-spacing: .3px; }
.nav { display: flex; align-items: center; justify-content: flex-end; gap: 12px; flex-wrap: wrap; }
.nav-form { margin: 0; }
.nav a { color: var(--muted); text-decoration: none; padding: 6px 10px; border-radius: 999px; }
.nav a:hover { color: var(--text); background: rgba(255, 255, 255, 0.04); }

.main {
  margin-top: 12px;
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}
.footer { margin-top: 24px; color: var(--muted); font-size: 12px; text-align: center; }

.card {
  background: rgba(28, 28, 30, 0.46);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-sat)) brightness(var(--glass-bright));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-sat)) brightness(var(--glass-bright));
  width: 100%;
  max-width: 1290px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute;
  inset: -1px;
  background:
    radial-gradient(900px 220px at 18% 0%, rgba(255, 255, 255, 0.12), transparent 65%),
    radial-gradient(880px 280px at 84% 8%, rgba(10, 132, 255, 0.14), transparent 62%);
  opacity: 0.55;
  pointer-events: none;
}
.card > * { position: relative; z-index: 1; }
.card-wide { max-width: 1470px; }
.card-sub {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.h1 { margin: 0 0 12px; font-size: 24px; letter-spacing: .2px; }
.h2 { margin: 0 0 10px; font-size: 16px; color: var(--text); }
.h3 { margin: 12px 0 8px; font-size: 14px; color: var(--muted); }

.muted { color: var(--muted); }
.small { font-size: 12px; }
.mono { font-family: "Maple Mono NF CN", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; }

.status {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
}
.status.ok { border-color: rgba(51,209,122,.35); color: var(--ok); }
.status.error { border-color: rgba(255,107,107,.35); color: var(--err); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.00)), var(--btn);
  color: white;
  cursor: pointer;
  text-decoration: none;
  font-weight: 600;
  box-shadow: var(--shadow-sm);
  transition: filter 0.15s ease, transform 0.06s ease, background-color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover { filter: brightness(1.05); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .6; cursor: not-allowed; }
.btn:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
.btn-sm { padding: 8px 12px; border-radius: var(--radius-sm); font-size: 13px; }
.btn-secondary { background: var(--btn2); border-color: rgba(255, 255, 255, 0.14); box-shadow: none; color: var(--text); }
.btn-secondary:hover { filter: none; background: rgba(255, 255, 255, 0.10); }
.btn-ghost { background: transparent; border: 1px solid var(--line); color: var(--text); box-shadow: none; }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.04); }
.btn-url { width: 100%; white-space: normal; word-break: break-all; justify-content: flex-start; }
.btn-loading {
  position: relative;
  padding-right: 32px;
}
.btn-loading::after {
  content: "";
  position: absolute;
  right: 10px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-top-color: #fff;
  animation: btn-spin 0.8s linear infinite;
}

@keyframes btn-spin {
  to { transform: rotate(360deg); }
}

.form { display: grid; gap: 12px; }
.label { display: grid; gap: 6px; color: var(--muted); font-size: 13px; }
.input {
  width: 100%;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}
.input:focus { outline: 2px solid var(--focus); border-color: transparent; }
.input:focus-visible { outline: 2px solid var(--focus); border-color: transparent; }
.input::placeholder { color: rgba(232, 237, 255, 0.45); }
.textarea { resize: vertical; min-height: 120px; }

.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row-between { justify-content: space-between; }
.grow { flex: 1; }

.kv { border: 1px solid var(--line); border-radius: var(--radius-md); overflow: hidden; background: rgba(255, 255, 255, 0.03); }
.kv-row { display: grid; grid-template-columns: 120px 1fr; border-top: 1px solid var(--line); }
.kv-row:first-child { border-top: 0; }
.kv-k { padding: 10px 12px; color: var(--muted); background: rgba(0, 0, 0, 0.12); }
.kv-v { padding: 10px 12px; }

.content { line-height: 1.6; color: var(--text); }

.pill {
  display: inline-flex;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  border: 1px solid var(--line);
}
.pill.ok { color: var(--ok); border-color: rgba(51,209,122,.35); }
.pill.warn { color: var(--warn); border-color: rgba(245,197,66,.35); }

.table { margin-top: 8px; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow-x: auto; background: rgba(255, 255, 255, 0.03); }
.tr { display: grid; grid-template-columns: 26% 14% 16% 16% 18% 10%; border-top: 1px solid var(--line); }
.tr.cols-4 { grid-template-columns: 26% 44% 15% 15%; }
.tr.cols-6-keys { grid-template-columns: 8% 32% 10% 18% 18% 14%; }
.tr:first-child { border-top: 0; }
.th { background: rgba(0, 0, 0, 0.16); color: var(--muted); font-size: 12px; }
.td { padding: 10px 10px; overflow-wrap: anywhere; }
.tr:not(.th):hover { background: rgba(255, 255, 255, 0.035); }

.group { margin-top: 16px; padding-top: 12px; border-top: 1px dashed var(--line); }
.subgroup { margin-top: 10px; }

.flash {
  margin: 12px 0;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.link { color: var(--text); text-decoration: none; }
.link:hover { text-decoration: underline; }

.row form { margin: 0; }

.admin-shell { padding: 18px; }
.admin-shell-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.admin-shell-body { display: grid; grid-template-columns: 240px 1fr; gap: 14px; align-items: start; }

.admin-nav {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.03);
  padding: 10px;
  display: grid;
  gap: 8px;
  align-content: start;
}
.admin-nav-item {
  width: 100%;
  text-align: left;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.10);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  cursor: pointer;
  transition: transform 240ms cubic-bezier(0.22, 1, 0.36, 1),
    background-color 240ms cubic-bezier(0.22, 1, 0.36, 1),
    border-color 240ms cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 240ms cubic-bezier(0.22, 1, 0.36, 1);
}
.admin-nav-item:hover { background: rgba(255, 255, 255, 0.06); }
.admin-nav-item.active {
  border-color: rgba(10, 132, 255, 0.45);
  box-shadow: 0 0 0 2px rgba(10, 132, 255, 0.18);
  transform: translateY(-1px);
}

.admin-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.03);
  overflow: hidden;
  position: relative;
}
.admin-panel-inner {
  padding: 14px;
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
  filter: blur(0);
  will-change: transform, opacity, filter;
  transition:
    opacity 260ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 340ms cubic-bezier(0.22, 1, 0.36, 1),
    filter 260ms cubic-bezier(0.22, 1, 0.36, 1);
}
.admin-panel-inner.admin-animate-in {
  animation: admin-panel-in 420ms cubic-bezier(0.22, 1, 0.36, 1) both;
}
.admin-panel-inner.admin-animate-out {
  animation: admin-panel-out 260ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.admin-panel-loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: rgba(28, 28, 30, 0.22);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-sat)) brightness(var(--glass-bright));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-sat)) brightness(var(--glass-bright));
  opacity: 0;
  transform: translateY(6px);
  pointer-events: none;
  transition: opacity 220ms cubic-bezier(0.22, 1, 0.36, 1), transform 220ms cubic-bezier(0.22, 1, 0.36, 1);
}
.admin-panel-loading.show { opacity: 1; transform: translateY(0); }
.admin-panel.is-busy .admin-panel-inner:not(.admin-animate-in):not(.admin-animate-out) {
  opacity: 0.42;
  filter: blur(2.5px);
  transform: translate3d(-14px, 0, 0) scale(0.994);
}

.spinner {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.25);
  border-top-color: rgba(255, 255, 255, 0.85);
  animation: btn-spin 0.8s linear infinite;
}

@keyframes admin-panel-in {
  from { opacity: 0; transform: translate3d(18px, 10px, 0) scale(0.972); filter: blur(14px); }
  to { opacity: 1; transform: translate3d(0, 0, 0) scale(1); filter: blur(0); }
}

@keyframes admin-panel-out {
  from { opacity: 1; transform: translate3d(0, 0, 0) scale(1); filter: blur(0); }
  to { opacity: 0; transform: translate3d(-18px, -8px, 0) scale(0.982); filter: blur(14px); }
}

@supports (view-transition-name: admin-panel) {
  .admin-panel-inner { view-transition-name: admin-panel; }

  ::view-transition-old(root),
  ::view-transition-new(root) {
    animation: none;
  }

  ::view-transition-old(admin-panel) {
    animation: admin-vt-old 460ms cubic-bezier(0.22, 1, 0.36, 1) both;
  }
  ::view-transition-new(admin-panel) {
    animation: admin-vt-new 460ms cubic-bezier(0.22, 1, 0.36, 1) both;
  }

  @keyframes admin-vt-old {
    from { opacity: 1; transform: translate3d(0, 0, 0) scale(1); filter: blur(0); }
    to { opacity: 0; transform: translate3d(-20px, -10px, 0) scale(0.985); filter: blur(10px); }
  }
  @keyframes admin-vt-new {
    from { opacity: 0; transform: translate3d(16px, 10px, 0) scale(0.985); filter: blur(12px); }
    to { opacity: 1; transform: translate3d(0, 0, 0) scale(1); filter: blur(0); }
  }
}

.qr-wrap { margin-top: 10px; display: flex; justify-content: center; }
.qr {
  width: min(240px, 70vw);
  height: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.35);
}

@media (max-width: 720px) {
  .container { padding: 18px 12px 32px; }
  .card { padding: 16px; }
  .kv-row { grid-template-columns: 104px 1fr; }
  .tr { min-width: 920px; }
  .tr.cols-4 { min-width: 720px; }
  .tr.cols-6-keys { min-width: 980px; }
}

@media (max-width: 960px) {
  .admin-shell-body { grid-template-columns: 1fr; }
  .admin-nav { grid-auto-flow: column; grid-auto-columns: 1fr; overflow-x: auto; }
  .admin-nav-item { text-align: center; white-space: nowrap; }
}

@media (prefers-reduced-motion: reduce) {
  body::before,
  body::after,
  .header::after,
  .admin-panel-inner.admin-animate-in,
  .admin-panel-inner.admin-animate-out,
  ::view-transition-old(admin-panel),
  ::view-transition-new(admin-panel),
  .spinner {
    animation: none !important;
  }
}