/* Apple-like + liquid glass · DNS 授权 */
:root {
  --bg: #f2f0ec;
  --bg2: linear-gradient(165deg, #f7f5f0 0%, #ebe8e1 45%, #f4f2ed 100%);
  --text: #1c1c1e;
  --text2: #6c6c70;
  --glass: rgba(255, 255, 255, 0.55);
  --glass2: rgba(255, 255, 255, 0.72);
  --stroke: rgba(0, 0, 0, 0.06);
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.08), 0 1px 0 rgba(255, 255, 255, 0.6) inset;
  --blur: blur(18px) saturate(1.25);
  --radius: 14px;
  --radius-sm: 10px;
  --accent: #007aff;
  --accent2: #34c759;
  --warn: #ff9500;
  --danger: #ff3b30;
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Helvetica Neue", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.45;
  color: var(--text);
  background: var(--bg2);
  background-attachment: fixed;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.minimal-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.minimal-wrap { width: 100%; max-width: 420px; }

.glass-panel {
  background: var(--glass2);
  -webkit-backdrop-filter: var(--blur);
  backdrop-filter: var(--blur);
  border: 1px solid var(--stroke);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
}

.glass-panel--narrow { max-width: 420px; margin: 0 auto; }

.layout-admin {
  display: flex;
  min-height: 100vh;
}

.glass-nav--side {
  width: 220px;
  flex-shrink: 0;
  padding: 20px 16px;
  background: var(--glass);
  -webkit-backdrop-filter: var(--blur);
  backdrop-filter: var(--blur);
  border-right: 1px solid var(--stroke);
}

.glass-nav__brand {
  font-weight: 600;
  font-size: 17px;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.glass-nav__links {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.glass-nav__links a {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--text);
  text-decoration: none;
  font-size: 15px;
}

.glass-nav__links a:hover {
  background: rgba(0, 0, 0, 0.04);
  text-decoration: none;
}

.glass-nav__muted { opacity: 0.75; }

.glass-main {
  flex: 1;
  padding: 28px 32px 48px;
  overflow: auto;
}

.layout-user .glass-nav--top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: var(--glass);
  -webkit-backdrop-filter: var(--blur);
  backdrop-filter: var(--blur);
  border-bottom: 1px solid var(--stroke);
  position: sticky;
  top: 0;
  z-index: 10;
}

.glass-nav--top .glass-nav__links {
  flex-direction: row;
  flex-wrap: wrap;
  gap: 8px;
}

.layout-user .glass-main--user {
  max-width: 720px;
  margin: 0 auto;
  padding: 28px 24px 48px;
}

.page-title {
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.03em;
  margin: 0 0 20px;
}

.section-title {
  font-size: 17px;
  font-weight: 600;
  margin: 0 0 12px;
}

.section-title--inline {
  margin-top: 0;
}

.muted { color: var(--text2); }
.small { font-size: 13px; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.break-all { word-break: break-all; }
.nowrap { white-space: nowrap; }

.stack-form label {
  display: block;
  margin: 12px 0 6px;
  font-size: 13px;
  color: var(--text2);
}

.input, .textarea {
  width: 100%;
  min-height: 44px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--stroke);
  background: rgba(255, 255, 255, 0.85);
  font-size: 16px;
  font-family: inherit;
}

.textarea { min-height: 100px; resize: vertical; }

.btn {
  display: inline-block;
  margin-top: 16px;
  padding: 12px 20px;
  border: none;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  font-family: inherit;
}

.btn-primary {
  background: var(--accent2);
  color: #fff;
}

.btn-primary:hover { filter: brightness(1.05); }

.btn-warn { background: var(--warn); color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }

.form-error { color: var(--danger); margin: 0 0 12px; }

.toolbar {
  margin-bottom: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}

.stat-card {
  padding: 18px;
}

.stat-label { font-size: 13px; color: var(--text2); }
.stat-num { font-size: 26px; font-weight: 600; letter-spacing: -0.02em; }

.stat-card--warn .stat-num { color: var(--warn); }
.stat-card--danger .stat-num { color: var(--danger); }

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.data-table th, .data-table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.data-table th {
  color: var(--text2);
  font-weight: 500;
  font-size: 13px;
}

.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
}

.badge-ok { background: rgba(52, 199, 89, 0.18); color: #1a7a3a; }
.badge-warn { background: rgba(255, 149, 0, 0.2); color: #a65c00; }
.badge-danger { background: rgba(255, 59, 48, 0.18); color: #c41e16; }

.alert {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
  font-size: 14px;
}

.alert-info { background: rgba(0, 122, 255, 0.12); color: #004999; }
.alert-success { background: rgba(52, 199, 89, 0.15); color: #1a6b32; }
.alert-warn { background: rgba(255, 149, 0, 0.15); color: #8a5200; }
.alert-danger { background: rgba(255, 59, 48, 0.12); color: #b01010; }

.glass-alert {
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border: 1px solid var(--stroke);
}

.alert-note {
  margin-bottom: 16px;
  padding: 16px;
  border-radius: var(--radius);
  background: rgba(255, 204, 0, 0.15);
  border: 1px solid rgba(255, 149, 0, 0.35);
}

.alert-note__title {
  font-weight: 600;
  margin-bottom: 8px;
  color: #8a5200;
}

.alert-note__body {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: inherit;
  font-size: 14px;
  line-height: 1.5;
}

.qr-block { text-align: center; }
.qr-img { border-radius: 12px; vertical-align: middle; }

.mt-sm { margin-top: 8px; }
.mt-lg { margin-top: 24px; }
.mb-md { margin-bottom: 16px; }

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

.host-field {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}
.host-field .input {
  flex: 1 1 200px;
  min-width: 0;
}
.host-field__suffix {
  color: var(--text2);
  font-size: 15px;
  white-space: normal;
  max-width: 100%;
}

.idn-puny {
  color: var(--text2);
  font-weight: 400;
}

@media (max-width: 768px) {
  .layout-admin { flex-direction: column; }
  .glass-nav--side {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--stroke);
  }
  .glass-nav__links { flex-direction: row; flex-wrap: wrap; }
}

@media (prefers-reduced-transparency: reduce) {
  .glass-panel, .glass-nav, .glass-alert {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    background: rgba(255, 253, 248, 0.96);
  }
}