/* ==========================================================================
   黑猫 iCloud — 浅色工作台设计系统（共享层）
   覆盖：公共接码页 + 管理后台 的全部通用组件
   ========================================================================== */

:root {
  --bg: #f4f2ef;
  --surface: #ffffff;
  --surface-2: #f8f6f4;
  --surface-3: #efece9;
  --border: #e6e1db;
  --border-strong: #d5cec6;
  --ink: #171a21;
  --text-2: #5c6270;
  --text-3: #6b7280;
  --accent: #b9822f;
  --accent-soft: #faf3e6;
  --accent-border: #ecd9b4;
  --brand: #b9822f;
  --brand-ink: #8a6120;
  --brand-interact: #9a6416;
  --primary: #171a21;
  --primary-hover: #2b2f38;
  --success: #1a7f3c;
  --success-soft: #e9f7ee;
  --danger: #d92d20;
  --danger-soft: #fdecea;
  --warn: #b45309;
  --warn-soft: #fdf3e3;
  --info: #175cd3;
  --info-soft: #eaf1fe;
  --radius: 12px;
  --radius-sm: 9px;
  --radius-lg: 16px;
  --shadow-1: 0 1px 2px rgba(23, 26, 33, 0.05);
  --shadow-2: 0 10px 32px rgba(23, 26, 33, 0.10);
  --font: "Aptos", "Segoe UI Variable", "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --mono: "Cascadia Code", "Consolas", "SF Mono", "Menlo", monospace;
  --spring: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; }

html { min-height: 100%; background: var(--bg); }

body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  background-image: linear-gradient(180deg, #f7f5f2 0%, #f4f2ef 38%, #efece8 100%);
  background-attachment: fixed;
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { margin: 0; color: var(--ink); font-weight: 650; letter-spacing: -0.01em; }
h1 { font-size: 22px; line-height: 1.25; }
h2 { font-size: 17px; line-height: 1.3; }
h3 { font-size: 14px; }
p { margin: 0; color: var(--text-2); }
a { color: var(--info); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

code, pre, .compact-output, .mono { font-family: var(--mono); }

[hidden] { display: none !important; }

::selection { background: #f0e2c6; }

*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-thumb { background: #d3d6de; border: 2px solid transparent; border-radius: 8px; background-clip: content-box; }
*::-webkit-scrollbar-thumb:hover { background-color: #bfc3cd; }
*::-webkit-scrollbar-track { background: transparent; }

/* ---------------- 表单控件 ---------------- */

label { display: block; color: var(--text-2); font-size: 13px; font-weight: 560; }

input[type="text"], input[type="password"], input[type="email"], input[type="number"],
input[type="search"], input[type="url"], select, textarea {
  width: 100%;
  min-height: 38px;
  padding: 8px 12px;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 13px;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

textarea { min-height: 96px; resize: vertical; line-height: 1.5; }
select { appearance: none; padding-right: 30px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%235c6270' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 10px center; }

input:focus, select:focus, textarea:focus {
  outline: 0;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(185, 130, 47, 0.16);
}

input::placeholder, textarea::placeholder { color: var(--text-3); }

input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--primary); cursor: pointer; }

input:-webkit-autofill,
input:-webkit-autofill:hover,
input:-webkit-autofill:focus {
  -webkit-text-fill-color: var(--ink);
  caret-color: var(--ink);
  -webkit-box-shadow: 0 0 0 1000px #ffffff inset !important;
  box-shadow: 0 0 0 1000px #ffffff inset !important;
  transition: background-color 9999s ease-out 0s;
}

/* ---------------- 按钮 ---------------- */

button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 36px;
  padding: 7px 14px;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 13px;
  font-weight: 560;
  cursor: pointer;
  transition: background-color 140ms ease, border-color 140ms ease, transform 140ms ease, color 140ms ease;
}

button:hover { background: var(--surface-3); }
button:active, .is-pressing { transform: scale(0.98); }
button:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }
button:focus-visible { outline: 0; box-shadow: 0 0 0 3px rgba(185, 130, 47, 0.22); }

button.primary {
  color: #fff;
  background: var(--primary);
  border-color: var(--primary);
  font-weight: 650;
}
button.primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); }

button.danger { color: #fff; background: var(--danger); border-color: var(--danger); }

button.small-button { min-height: 30px; padding: 4px 10px; font-size: 12px; }

button.link-button {
  min-height: 30px;
  padding: 4px 8px;
  color: var(--text-2);
  background: transparent;
  border-color: transparent;
}
button.link-button:hover, a.link-button:hover { background: var(--surface-3); color: var(--ink); text-decoration: none; }
a.link-button {
  display: inline-flex; align-items: center; min-height: 30px; padding: 4px 10px;
  color: var(--text-2); border-radius: var(--radius-sm); font-weight: 560;
}

/* ---------------- 布局骨架 ---------------- */

.shell { width: 100%; }
.wrap { width: min(1240px, calc(100% - 40px)); margin: 0 auto; }

.panel {
  padding: 18px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
}

.panel > h2 { margin-bottom: 2px; }

.stack { display: flex; flex-direction: column; gap: 12px; }

.button-row { display: flex; flex-wrap: wrap; gap: 10px; }

.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.split { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 16px; align-items: start; }
.inline-form { display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-end; }
.two-col { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }

/* ---------------- 徽标 / 状态 ---------------- */

.pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 9px;
  color: var(--text-2);
  background: var(--surface-3);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.6;
}

.pill.accent { color: var(--brand-ink); background: var(--accent-soft); }
.pill.success { color: var(--success); background: var(--success-soft); }
.pill.error { color: var(--danger); background: var(--danger-soft); }

.status { color: var(--text-2); font-size: 13px; }
.status.error, .error { color: var(--danger); }
.status.success, .success { color: var(--success); }
.status.warn, .warn { color: var(--warn); }
.muted { color: var(--text-3); }
.accent { color: var(--brand-ink); }

.empty {
  display: grid;
  place-items: center;
  min-height: 120px;
  padding: 24px;
  color: var(--text-3);
  background: var(--surface-2);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius);
  font-size: 13px;
  text-align: center;
}

/* ---------------- 表格 ---------------- */

.table-wrap {
  width: 100%;
  overflow: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

table { width: 100%; min-width: 1380px; border-collapse: collapse; font-size: 13px; }

th {
  padding: 8px 12px;
  color: var(--text-3);
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  text-align: left;
  white-space: nowrap;
}

td {
  padding: 7px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

tbody td button { min-height: 26px; padding: 2px 9px; font-size: 12px; border-radius: 7px; }

tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--surface-2); }

.table-actions { display: flex; flex-wrap: nowrap; gap: 6px; justify-content: flex-start; }
@media (max-width: 1700px) {
  #aliasList th:nth-child(7), #aliasList td:nth-child(7) { display: none; }
  #aliasList th, #aliasList td { padding-left: 6px; padding-right: 6px; }
}

.table-actions button { white-space: nowrap; }

.pager {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 10px 2px 0;
  color: var(--text-2);
  font-size: 13px;
}

.page-size { display: inline-flex; align-items: center; gap: 8px; }
.page-size select { width: auto; min-height: 32px; padding: 4px 28px 4px 10px; font-size: 12px; }

/* ---------------- 列表（邮件等） ---------------- */

.list { display: flex; flex-direction: column; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: var(--surface); }

.list-item {
  display: block;
  width: 100%;
  padding: 12px 14px;
  color: var(--ink);
  background: var(--surface);
  border: 0;
  border-bottom: 1px solid var(--border);
  border-radius: 0;
  text-align: left;
  font-weight: 500;
  cursor: pointer;
}
.list-item:last-child { border-bottom: 0; }
.list-item:hover { background: var(--surface-2); }
.list-item.active { background: var(--accent-soft); }

.list-title { display: block; color: var(--ink); font-weight: 620; font-size: 13px; }
.list-meta { display: block; margin-top: 2px; color: var(--text-3); font-size: 12px; }
.list-snippet { display: block; margin-top: 4px; color: var(--text-2); font-size: 12px; }

/* ---------------- 邮件预览（admin + public 共用） ---------------- */

.message-detail, .mail-detail {
  padding: 14px 16px;
  color: var(--text-2);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 13px;
  overflow-wrap: anywhere;
}

.mail-html-frame, .agent-mail-frame {
  width: 100%;
  min-height: 220px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: #fff;
}

.mail-preview { display: grid; gap: 10px; }
.mail-preview-brand { color: var(--text-3); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; }
.mail-preview-prompt { color: var(--text-2); }
.mail-preview-code {
  padding: 12px 14px;
  color: var(--brand-ink);
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-sm);
  font-family: var(--mono);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.mail-preview-code-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px 10px 14px;
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-sm);
}
.mail-preview-code-box .mail-preview-code {
  padding: 2px 0;
  background: transparent;
  border: 0;
  border-radius: 0;
  font-size: 24px;
}
.mail-preview-copy { flex: none; min-height: 30px; padding: 3px 12px; font-size: 12px; background: var(--surface); }
.mail-preview-copy.is-copied { color: var(--success); background: var(--success-soft); border-color: #bfe3cf; }
.mail-preview-note { color: var(--text-3); font-size: 12px; }
.mail-preview-signoff { color: var(--text-3); font-size: 12px; }
.mail-preview-body { color: var(--text-2); line-height: 1.6; }

/* ---------------- 弹层 / 忙碌 / 吐司 ---------------- */

.admin-modal-backdrop {
  position: fixed;
  z-index: 90;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(23, 26, 33, 0.42);
}

.admin-modal {
  width: min(560px, 100%);
  max-height: calc(100vh - 48px);
  overflow: auto;
  padding: 20px 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2);
}

.admin-modal-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.admin-modal-close { min-height: 30px; padding: 2px 10px; font-size: 16px; color: var(--text-3); }
.admin-modal-message { color: var(--text-2); margin: 4px 0 14px; }

.admin-busy-overlay {
  position: fixed;
  z-index: 95;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(23, 26, 33, 0.38);
}

.admin-busy-card {
  display: grid;
  gap: 8px;
  justify-items: center;
  width: min(360px, calc(100% - 48px));
  padding: 26px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2);
  text-align: center;
}

.admin-spinner {
  width: 28px;
  height: 28px;
  border: 3px solid var(--surface-3);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: admin-spin 0.8s linear infinite;
}

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

.admin-toast-region {
  position: fixed;
  z-index: 120;
  right: 22px;
  bottom: 22px;
  display: grid;
  width: min(380px, calc(100% - 32px));
  gap: 10px;
  pointer-events: none;
}

.admin-toast {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 12px 12px 12px 16px;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow-2);
  font-size: 13px;
  pointer-events: auto;
  animation: toast-in 320ms var(--spring) both;
}
.admin-toast.error { border-left-color: var(--danger); }
.admin-toast.is-leaving { opacity: 0; transform: translateY(8px); }
.admin-toast button { min-height: 30px; padding: 2px 10px; font-size: 12px; }

@keyframes toast-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* ---------------- 开关按钮（安全设置等） ---------------- */

.admin-toggle-button {
  min-height: 34px;
  padding: 5px 16px;
  color: var(--text-2);
  background: var(--surface-3);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  font-weight: 620;
}

.admin-toggle-button.active {
  color: #fff;
  background: var(--primary);
  border-color: var(--primary);
}

/* ---------------- 枚举/筛选栏（后台公共件） ---------------- */

.admin-alias-toolbar { display: flex; flex-wrap: wrap; gap: 10px; }

.admin-alias-filters {
  display: grid;
  grid-template-columns: minmax(220px, 2fr) repeat(3, minmax(120px, 1fr)) auto auto;
  gap: 10px;
  align-items: center;
}

.admin-alias-filters > label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  white-space: nowrap;
}
.admin-alias-filters > label > input,
.admin-alias-filters > label > select { flex: 1; min-width: 0; min-height: 32px; }
.admin-alias-filters > button { min-height: 32px; }

.admin-alias-bulk-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  padding-top: 2px;
}

.admin-alias-bulk-bar > label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  white-space: nowrap;
}
.admin-alias-bulk-bar > label > input,
.admin-alias-bulk-bar > label > select { min-height: 32px; width: auto; }
.admin-alias-bulk-bar > button { min-height: 32px; }

.admin-alias-result-count { color: var(--text-3); font-size: 12px; align-self: center; }
.admin-alias-search { min-width: 200px; }

/* ---------------- 收件设置 / 安全面板公共件 ---------------- */

.admin-mail-settings-fields { display: grid; gap: 12px; }
.admin-mail-settings-actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.admin-mail-enabled { display: flex; align-items: center; gap: 8px; }
.admin-mail-enabled input[type="checkbox"] { width: 16px; height: 16px; }

.admin-security-control {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.admin-security-control-separated { padding-top: 14px; border-top: 1px solid var(--border); }
.admin-security-status { color: var(--text-2); font-size: 13px; }
.admin-security-status.error { color: var(--danger); }
.admin-security-key-status { color: var(--text-3); font-size: 12px; }
.admin-security-key-status.error { color: var(--danger); }

/* ---------------- 凭据弹窗（Token 展示） ---------------- */

.admin-credential-fields { display: grid; gap: 10px; }
.admin-credential-row { display: grid; grid-template-columns: 92px minmax(0, 1fr); gap: 10px; align-items: center; }
.admin-credential-actions { display: flex; flex-wrap: wrap; gap: 10px; }

/* ---------------- 通用小工具 ---------------- */

.compact-output {
  margin: 0;
  padding: 12px 14px;
  overflow: auto;
  color: var(--text-2);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 12px;
  line-height: 1.6;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.token-input-wrap { position: relative; }
.token-toggle-btn { position: absolute; top: 4px; right: 4px; min-height: 28px; padding: 2px 10px; font-size: 12px; }

/* ---------------- 公共接码页组件 ---------------- */

body.blackcat-body {
  min-height: 100vh;
  color: var(--ink);
  background: var(--bg);
}

.blackcat-video-background {
  position: fixed;
  z-index: 0;
  inset: 0;
  overflow: hidden;
  background:
    radial-gradient(1200px 420px at 50% -140px, rgba(185, 130, 47, 0.10), transparent 62%),
    radial-gradient(900px 380px at 88% -60px, rgba(23, 26, 33, 0.05), transparent 60%),
    linear-gradient(180deg, #ffffff 0%, var(--bg) 58%);
}

.blackcat-video-shade { position: absolute; inset: 0; display: none; }

.blackcat-console {
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
}

.blackcat-video-console { min-height: 338px; }

.blackcat-console-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; margin-bottom: 16px; }
.blackcat-console-head h1 { font-size: clamp(26px, 2.2vw, 30px); letter-spacing: -0.02em; }

.blackcat-results {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  align-content: stretch;
  gap: 14px;
}

.blackcat-mail-console {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  align-content: stretch;
  gap: 14px;
}

.blackcat-mail-toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px; }

.public-switch { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; }
.public-switch input { position: absolute; opacity: 0; pointer-events: none; }
.public-switch-track {
  position: relative;
  width: 38px;
  height: 22px;
  background: #d8dbe3;
  border-radius: 999px;
  transition: background-color 180ms ease;
}
.public-switch-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 1px 3px rgba(23, 26, 33, 0.25);
  transition: transform 180ms var(--spring);
}
.public-switch input:checked + .public-switch-track { background: var(--primary); }
.public-switch input:checked + .public-switch-track .public-switch-thumb { transform: translateX(16px); }
.public-switch-label { color: var(--text-2); font-size: 12px; }

.public-mail-list { min-height: 120px; }

.public-mail-item { border-bottom: 1px solid var(--border); background: var(--surface); }
.public-mail-item:last-child { border-bottom: 0; }
.public-mail-item-toggle {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  width: 100%;
  padding: 12px 14px;
  background: transparent;
  border: 0;
  border-radius: 0;
  text-align: left;
}
.public-mail-item-main { display: grid; gap: 3px; min-width: 0; }
.public-mail-item-titleline { display: flex; align-items: baseline; gap: 10px; }
.public-mail-item-from { color: var(--ink); font-weight: 620; font-size: 13px; }
.public-mail-item-date { color: var(--text-3); font-size: 12px; white-space: nowrap; }
.public-mail-item-subject { color: var(--text-2); font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.public-mail-item-snippet { color: var(--text-3); font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.public-mail-item-side { display: flex; align-items: center; gap: 8px; color: var(--text-3); font-size: 12px; }
.public-mail-item-body { padding: 0 14px 14px; }

.public-mail-detail-card {
  display: grid;
  gap: 12px;
  padding: 14px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.public-mail-code-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 16px;
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-sm);
}
.public-mail-code-value {
  color: var(--brand-ink);
  font-family: var(--mono);
  font-size: 36px;
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1.1;
}
.public-mail-copy-btn { min-height: 44px; padding: 5px 14px; }

.public-mail-body { max-height: 260px; overflow: auto; color: var(--text-2); font-size: 13px; }

.public-mail-link-card {
  display: grid;
  gap: 4px;
  padding: 10px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.public-mail-link-label { color: var(--text-3); font-size: 12px; }
.public-mail-link-value { color: var(--info); font-family: var(--mono); font-size: 12px; overflow-wrap: anywhere; }

.public-mail-inline-status { color: var(--text-3); font-size: 12px; }
.public-query-status { padding: 10px 12px; background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius-sm); }
.public-query-status.error { color: var(--danger); background: var(--danger-soft); border-color: #f3c2bd; }
.public-query-status.success { color: var(--success); background: var(--success-soft); border-color: #bfe6cc; }

.public-refresh-countdown { color: var(--text-3); font-size: 12px; }

.turnstile-box, .public-turnstile-box, .blackcat-turnstile-box {
  padding: 12px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.turnstile-unavailable { color: var(--text-3); font-size: 12px; }

.blackcat-toast-region {
  position: fixed;
  z-index: 120;
  right: 22px;
  bottom: 22px;
  display: grid;
  width: min(380px, calc(100% - 32px));
  gap: 10px;
  pointer-events: none;
}

.blackcat-toast {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 12px 12px 12px 16px;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow-2);
  font-size: 13px;
  pointer-events: auto;
  animation: toast-in 320ms var(--spring) both;
}
.blackcat-toast.error { border-left-color: var(--danger); }
.blackcat-toast.is-leaving { opacity: 0; transform: translateY(8px); }

.is-entering { opacity: 0; transform: translateY(8px); }
.is-leaving { opacity: 0; transform: translateY(6px); }

/* ---------------- 移动端基础适配 ---------------- */

@media (max-width: 900px) {
  .grid-2, .grid-3, .two-col { grid-template-columns: 1fr; }
  .admin-alias-filters { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
}

/* ---------------- 动效收敛 ---------------- */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
  }
}


/* ---- 空态覆盖：.list 的 flex 会盖掉 .empty 的居中，这里强制生效 ---- */
.public-mail-list.empty,
.public-mail-detail.empty {
  display: grid;
  place-items: center;
  align-content: center;
  min-height: 240px;
  padding: 28px 24px;
  color: var(--text-3);
  background: var(--surface-2);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius);
  text-align: center;
  font-size: 13px;
  line-height: 1.7;
}