/* Workbench palette: neutral surfaces with blue actions and green mail status.
   Light lives on :root; dark is applied both by the OS preference (when the
   user hasn't chosen) and by the explicit theme toggle via [data-theme]. */
:root {
  color-scheme: light dark;
  --bg: #f4f6f8;
  --panel: #ffffff;
  --panel-2: #f8fafc;
  --sidebar: #17212b;
  --sidebar-ink: #e4ebf2;
  --sidebar-ink-dim: #9eacb9;
  --sidebar-active: #2b80d7;
  --ink: #19232e;
  --muted: #758291;
  --line: #dbe2e9;
  --soft-line: #edf0f3;
  --field: #ffffff;
  --accent: #177fe3;
  --accent-strong: #0b68c4;
  --accent-soft: #eaf4ff;
  --accent-ink: #ffffff;
  --danger: #d84b4b;
  --danger-soft: #fff0f0;
  --danger-line: #f0c7c7;
  --ok: #1f9d66;
  --ok-soft: #eaf8f1;
  --warn: #c9851b;
  --code-bg: #17212b;
  --code-ink: #edf4fa;
  --radius: 10px;
  --radius-sm: 7px;
  --shadow: 0 1px 2px rgba(25, 35, 46, .04), 0 8px 24px rgba(25, 35, 46, .06);
  --shadow-lg: 0 24px 60px rgba(25, 35, 46, .24);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --bg: #11161c;
    --panel: #1b232c;
    --panel-2: #222d37;
    --sidebar: #10171e;
    --sidebar-ink: #e9f0f5;
    --sidebar-ink-dim: #9baab7;
    --sidebar-active: #276ea9;
    --ink: #f2f6f9;
    --muted: #9aa8b4;
    --line: #35424d;
    --soft-line: #2b3741;
    --field: #1b232c;
    --accent: #49a0ef;
    --accent-strong: #72b9f5;
    --accent-soft: #203d58;
    --accent-ink: #ffffff;
    --danger: #f07979;
    --danger-soft: #3a2224;
    --danger-line: #694044;
    --ok: #5dcc93;
    --ok-soft: #1d3c2d;
    --warn: #e4a64c;
    --code-bg: #10171e;
    --code-ink: #edf4fa;
    --shadow: 0 1px 2px rgba(0, 0, 0, .35), 0 12px 30px rgba(0, 0, 0, .24);
    --shadow-lg: 0 28px 70px rgba(0, 0, 0, .6);
  }
}

:root[data-theme="dark"] {
  --bg: #11161c;
  --panel: #1b232c;
  --panel-2: #222d37;
  --sidebar: #10171e;
  --sidebar-ink: #e9f0f5;
  --sidebar-ink-dim: #9baab7;
  --sidebar-active: #276ea9;
  --ink: #f2f6f9;
  --muted: #9aa8b4;
  --line: #35424d;
  --soft-line: #2b3741;
  --field: #1b232c;
  --accent: #49a0ef;
  --accent-strong: #72b9f5;
  --accent-soft: #203d58;
  --accent-ink: #ffffff;
  --danger: #f07979;
  --danger-soft: #3a2224;
  --danger-line: #694044;
  --ok: #5dcc93;
  --ok-soft: #1d3c2d;
  --warn: #e4a64c;
  --code-bg: #10171e;
  --code-ink: #edf4fa;
  --shadow: 0 1px 2px rgba(0, 0, 0, .35), 0 12px 30px rgba(0, 0, 0, .24);
  --shadow-lg: 0 28px 70px rgba(0, 0, 0, .6);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, "Noto Sans TC", sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ---------- shell ---------- */
.app { display: grid; grid-template-columns: 264px minmax(0, 1fr); height: 100vh; }

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--sidebar);
  color: var(--sidebar-ink);
  padding: 22px 16px 18px;
  overflow: auto;
  border-right: 0;
  box-shadow: 8px 0 24px rgba(25, 35, 46, .08);
}
.brand { display: flex; align-items: center; gap: 11px; padding: 2px 7px 22px; border-bottom: 1px solid rgba(255, 255, 255, .1); }
.brand-logo { display: inline-flex; flex: none; border-radius: 10px; box-shadow: 0 5px 14px rgba(0, 0, 0, .22); }
.brand-logo img { display: block; width: 38px; height: 38px; }
.brand-meta { display: grid; gap: 3px; min-width: 0; }
.brand-name { font-weight: 700; font-size: 16px; color: var(--sidebar-ink); line-height: 1.25; text-decoration: none; }
.brand-name:hover { color: #ffffff; }
.brand-author { font-size: 11px; color: var(--sidebar-ink-dim); text-decoration: none; letter-spacing: .04em; }
.brand-author:hover { text-decoration: underline; }

.nav { display: grid; gap: 6px; padding-top: 14px; }
.nav-item {
  display: flex; align-items: center; gap: 11px;
  width: 100%; min-height: 44px; padding: 0 13px;
  border: none; border-radius: 9px;
  background: transparent; color: var(--sidebar-ink);
  font: inherit; font-weight: 500; text-align: left; cursor: pointer;
  transition: background .12s ease, color .12s ease, box-shadow .12s ease;
}
.nav-item:hover { background: rgba(255, 255, 255, .08); }
.nav-item.active { background: var(--sidebar-active); color: #ffffff; font-weight: 600; box-shadow: inset 3px 0 0 rgba(255, 255, 255, .8); }
.nav-ico { display: inline-flex; align-items: center; justify-content: center; width: 20px; color: currentColor; opacity: .85; }
.nav-ico svg { width: 18px; height: 18px; }
.nav-item.active .nav-ico { opacity: 1; }

.sidebar-foot { margin-top: auto; display: grid; gap: 8px; padding: 16px 2px 0; border-top: 1px solid rgba(255, 255, 255, .1); }
.session-indicator { display: none; }
.sidebar-status-copy { display: grid; gap: 8px; }
.mini-status { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--sidebar-ink-dim); padding: 0 8px; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--muted); flex: none; }
.dot.ok { background: var(--ok); }
.dot.warn { background: var(--warn); }
.dot.bad { background: var(--danger); }
.mini-refresh {
  width: 100%; min-height: 34px; padding: 0 10px;
  border: 1px solid rgba(255, 255, 255, .16); border-radius: 8px;
  background: rgba(255, 255, 255, .04); color: var(--sidebar-ink);
  font: inherit; font-size: 12px; cursor: pointer; text-align: left;
}
.mini-refresh:hover { background: rgba(255, 255, 255, .1); }

/* ---------- workspace ---------- */
.workspace { display: flex; flex-direction: column; min-width: 0; overflow: hidden; }
.topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  min-height: 76px; padding: 15px 30px; border-bottom: 1px solid var(--line); background: var(--panel);
  box-shadow: 0 1px 0 rgba(25, 35, 46, .02);
}
.topbar-heading { display: grid; gap: 2px; }
.topbar-kicker, .section-kicker {
  color: var(--muted); font-size: 10px; font-weight: 700; letter-spacing: .12em;
  line-height: 1.2; text-transform: uppercase;
}
.topbar h1 { margin: 0; font-size: 21px; font-weight: 750; letter-spacing: 0; }
.topbar-right { display: flex; align-items: center; gap: 10px; }
.icon-btn {
  width: 36px; min-height: 36px; padding: 0;
  display: inline-grid; place-items: center;
  border: 1px solid var(--line); border-radius: 9px;
  background: var(--panel); color: var(--muted); cursor: pointer;
}
.icon-btn:hover { color: var(--ink); border-color: var(--muted); background: var(--panel-2); }
.icon-btn svg { width: 18px; height: 18px; }
.logout-btn { width: auto; padding: 0 12px; display: inline-flex; gap: 7px; }
.view-scroll { flex: 1; overflow: auto; padding: 30px; }
.view { display: grid; gap: 16px; max-width: 1480px; margin: 0 auto; }

.view-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.view-actions .spacer { flex: 1; }
.view-actions input[type="search"] { min-width: 260px; flex: 1; max-width: 520px; }
.latest-verification-panel {
  flex: 0 1 410px;
  min-width: 300px;
  min-height: 72px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  grid-template-rows: auto auto;
  align-items: center;
  column-gap: 10px;
  row-gap: 2px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--ok);
  border-radius: var(--radius-sm);
  background: var(--panel);
  box-shadow: var(--shadow);
}
.latest-verification-title {
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}
.latest-verification-email {
  min-width: 0;
  overflow: hidden;
  color: var(--ink);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.latest-verification-code {
  grid-column: 1;
  grid-row: 2;
  min-height: 32px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-family: Consolas, "Cascadia Mono", "Courier New", monospace;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0;
  justify-self: start;
}
.latest-verification-code:hover {
  border: 0;
  background: transparent;
}
.latest-verification-panel.has-code .latest-verification-code {
  color: var(--ok);
  cursor: copy;
  font-size: 23px;
  letter-spacing: 0;
}
.latest-verification-panel.pending .latest-verification-code {
  color: var(--accent-strong);
}
.latest-verification-links {
  display: none;
}
.latest-verification-url-stack {
  flex: 0 0 150px;
  min-width: 150px;
  display: grid;
  align-content: center;
  gap: 6px;
}
.latest-verification-url-button {
  min-height: 31px;
  width: 150px;
  overflow: hidden;
  padding: 0 8px;
  border-color: var(--accent);
  color: var(--accent-strong);
  background: var(--accent-soft);
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.latest-verification-url-button:hover {
  border-color: var(--accent-strong);
}
.latest-verification-time {
  grid-column: 2;
  grid-row: 2;
  min-width: 0;
  overflow: hidden;
  color: var(--muted);
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---------- generic controls ---------- */
button, input, select, textarea { min-height: 40px; border-radius: var(--radius-sm); font: inherit; }
button {
  border: 1px solid var(--line); background: var(--panel); color: var(--ink);
  padding: 0 14px; cursor: pointer; font-weight: 500;
  transition: background .12s ease, border-color .12s ease, transform .05s ease;
}
button:hover { border-color: var(--muted); background: var(--panel-2); }
button:active { transform: translateY(1px); }
button:disabled { opacity: .56; cursor: wait; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }
button.primary:hover { background: var(--accent-strong); border-color: var(--accent-strong); }
button.danger { border-color: var(--danger-line); color: var(--danger); background: var(--danger-soft); }
button.danger:hover { border-color: var(--danger); }

input, select, textarea {
  width: 100%; border: 1px solid var(--line); padding: 0 12px;
  color: var(--ink); background: var(--field);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: var(--accent); }
textarea { resize: vertical; padding: 12px; line-height: 1.55; }
label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }

.card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px;
}
.stack-lg { display: grid; gap: 18px; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }

h3 {
  margin: 0 0 12px; font-size: 12px; color: var(--muted);
  text-transform: uppercase; letter-spacing: .06em; font-weight: 700;
}
.panel-title { display: flex; justify-content: space-between; gap: 12px; align-items: center; }
.panel-title h3 { margin: 0; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

.code { background: var(--code-bg); color: var(--code-ink); border-color: transparent; }
pre {
  margin: 0; overflow: auto; white-space: pre-wrap; word-break: break-word;
  border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 12px;
  background: var(--panel-2); color: var(--ink);
  font-size: 12px; line-height: 1.55; font-family: Consolas, "Cascadia Mono", "Courier New", monospace;
}
.mono { font-family: Consolas, "Cascadia Mono", "Courier New", monospace; font-size: 12px; font-variant-numeric: tabular-nums; }

/* ---------- aliases ---------- */
.alias-action-icon { display: none; width: 18px; height: 18px; }
.create-form {
  display: flex; flex-wrap: wrap; gap: 10px; align-items: center;
  padding: 14px; border: 1px dashed var(--line); border-radius: var(--radius); background: var(--panel-2);
}
.create-form input { flex: 1; min-width: 180px; }

.alias-list-toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; }
.alias-list-heading { display: flex; align-items: baseline; gap: 9px; min-height: 34px; }
.alias-count-sub { color: var(--muted); font-size: 12px; }
.alias-list-controls { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.alias-batch-toolbar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 12px;
  padding: 10px 12px; border: 1px solid var(--accent); border-radius: var(--radius-sm);
  background: var(--accent-soft);
}
.batch-select-all { display: flex; grid-template-columns: none; align-items: center; gap: 7px; color: var(--ink); white-space: nowrap; }
.batch-select-all input, .select-cell input, .select-col input { width: 16px; min-height: 16px; margin: 0; accent-color: var(--accent); }
.alias-selected-count { color: var(--muted); font-size: 13px; white-space: nowrap; }
.alias-dragging { cursor: grabbing; user-select: none; }
.alias-row-selected td { background: var(--accent-soft); }
.alias-row-selected:hover td { background: var(--accent-soft); }
.batch-group-control { min-width: 180px; color: var(--ink); }
.batch-group-control select { min-width: 130px; }
.compact-control { display: flex; grid-template-columns: none; align-items: center; gap: 6px; white-space: nowrap; }
.compact-control select { width: auto; min-width: 120px; }
.inline-panel {
  display: flex; flex-wrap: wrap; align-items: end; gap: 10px;
  padding: 14px; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--panel-2);
}
.inline-panel label { flex: 1; min-width: 180px; }
.inline-panel .actions { flex: 0 0 auto; }
.auto-create-panel { display: grid; gap: 12px; }
.auto-create-panel .panel-title { width: 100%; }
.auto-create-grid { display: grid; grid-template-columns: minmax(180px, 1fr) repeat(3, minmax(150px, 1fr)); gap: 10px; align-items: end; }
.auto-create-status { color: var(--muted); font-size: 12px; }
.auto-create-status.ok { color: var(--ok); }
.auto-create-status.bad { color: var(--danger); }
.group-chip {
  display: inline-flex; align-items: center; margin-left: 6px; padding: 2px 7px;
  border: 1px solid var(--accent); border-radius: 999px; color: var(--accent-strong);
  background: var(--accent-soft); font-size: 11px;
}
.group-cell { display: flex; align-items: center; gap: 6px; }
.group-label { color: var(--accent-strong); font-size: 12px; font-weight: 600; }
.group-quick-button {
  min-height: 28px; padding: 0 8px; border-color: transparent; background: transparent;
  color: var(--accent-strong); font-size: 12px; font-weight: 600; text-align: left;
}
.group-quick-button:hover { border-color: var(--accent); background: var(--accent-soft); }
.quick-group-select { width: 135px; min-height: 32px; padding: 0 7px; font-size: 12px; }
.muted-label { color: var(--muted); font-size: 12px; }
.select-col, .select-cell { width: 44px; text-align: center; }
.result-tabs { display: flex; gap: 8px; }
.tab-button { min-height: 34px; padding: 0 16px; border-color: var(--soft-line); background: var(--panel-2); }
.tab-button.active { border-color: var(--accent); background: var(--accent-soft); color: var(--accent-strong); font-weight: 700; }

.table-wrap { overflow: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); box-shadow: var(--shadow); }
table { width: 100%; min-width: 1120px; border-collapse: separate; border-spacing: 0; font-size: 13px; }
th, td { padding: 10px 14px; text-align: left; vertical-align: middle; border-bottom: 1px solid var(--soft-line); white-space: nowrap; }
th { color: var(--muted); font-size: 11px; font-weight: 700; background: var(--panel-2); position: sticky; top: 0; z-index: 1; text-transform: uppercase; letter-spacing: .04em; }
tbody tr:last-child td { border-bottom: none; }
tbody tr { transition: background .12s ease; }
tbody tr:hover { background: var(--accent-soft); }
.row-actions { display: flex; gap: 6px; }
.row-actions button { min-height: 32px; padding: 0 12px; font-size: 13px; }
.alias-email-cell { min-width: 240px; }
.alias-email-stack { display: flex; flex-direction: column; align-items: flex-start; gap: 2px; }
.public-verification-link-cell { min-width: 300px; }
.verification-quick-panel { display: grid; gap: 7px; min-width: 278px; }
.verification-link-line,
.verification-code-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 29px;
}
.verification-link-line { padding-bottom: 7px; border-bottom: 1px solid var(--soft-line); }
.verification-link-label {
  flex: none;
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.verification-link-actions { display: flex; align-items: center; gap: 6px; }
.public-verification-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  min-height: 27px;
  padding: 0 8px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-size: 11px;
  font-weight: 600;
  text-decoration: none;
}
.public-verification-link svg { width: 13px; height: 13px; }
.public-verification-link:hover { border-color: var(--accent-strong); color: var(--accent); }
.public-verification-copy-button {
  min-height: 27px;
  margin-left: 0;
  padding: 0 8px;
  border-color: var(--line);
  color: var(--accent-strong);
  background: var(--panel);
  font-size: 11px;
  font-weight: 600;
}
.public-verification-copy-button:hover { border-color: var(--accent-strong); }
.alias-copy-button {
  min-height: 28px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  font: inherit;
  font-family: Consolas, "Cascadia Mono", "Courier New", monospace;
  font-size: 12px;
  font-weight: 600;
  text-align: left;
}
.alias-copy-button:hover { border: 0; background: transparent; color: var(--accent-strong); text-decoration: underline; }
.alias-copy-button.copied { color: var(--accent-strong); }
.alias-copy-button.copied:hover { color: var(--accent); }
.alias-copy-count {
  display: block;
  color: var(--accent-strong);
  font-family: Consolas, "Cascadia Mono", "Courier New", monospace;
  font-size: 11px;
  font-weight: 700;
  line-height: 1.2;
}
.mail-latest-button { border-color: var(--accent); color: var(--accent-strong); background: var(--accent-soft); }
.mail-latest-button:hover { border-color: var(--accent-strong); }
.verification-fetch-button {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 29px;
  padding: 0 9px;
  font-size: 11px;
  font-weight: 600;
}
.verification-fetch-button svg { width: 14px; height: 14px; }
.verification-code-button {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  min-height: 30px;
  padding: 0 8px;
  border-color: var(--ok);
  color: var(--ok);
  background: var(--ok-soft);
  font-family: Consolas, "Cascadia Mono", "Courier New", monospace;
  font-weight: 700;
}
.verification-code-button:hover { border-color: var(--ok); color: var(--ok); }
.verification-code-value { font-size: 16px; letter-spacing: .04em; }
.verification-code-button small { color: var(--muted); font-family: inherit; font-size: 10px; font-weight: 400; }
.verification-code-copy-label {
  padding-left: 7px;
  border-left: 1px solid rgba(31, 157, 102, .28);
  color: var(--ok);
  font-family: inherit;
  font-size: 10px;
  font-weight: 600;
}
.badge { display: inline-flex; align-items: center; padding: 2px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge.on { background: var(--ok-soft); color: var(--ok); }
.badge.off { background: var(--panel-2); color: var(--muted); border: 1px solid var(--line); }
.alias-data-status { color: var(--muted); font-size: 12px; min-height: 16px; }
.alias-data-status.ok { color: var(--ok); }
.alias-data-status.stale { color: var(--warn); }
.empty-state { padding: 48px; text-align: center; color: var(--muted); background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); }
.alias-source { max-height: calc(100vh - 260px); }

/* ---------- mail receiver ---------- */
.mail-config-card { display: grid; gap: 14px; }
.mail-config-card .panel-title h3,
.mail-list-card .panel-title h3,
.mail-detail-card .panel-title h3 { margin: 0; }
.mail-config-status,
.mail-list-status,
.mail-detail-status { color: var(--muted); font-size: 12px; }
.mail-config-status.ok { color: var(--ok); }
.mail-config-status.warn { color: var(--warn); }
.mail-config-status.bad { color: var(--danger); }
.mail-config-grid {
  display: grid;
  grid-template-columns: minmax(170px, 1.25fr) minmax(170px, 1.25fr) repeat(4, minmax(110px, 1fr));
  gap: 10px;
  align-items: end;
}
.mail-enabled-control,
.mail-clear-control {
  min-height: 40px;
  color: var(--ink);
  justify-content: flex-start;
}
.mail-enabled-control input,
.mail-clear-control input { width: auto; min-height: auto; }
.mail-config-actions { justify-content: flex-end; padding-top: 4px; }
.mail-workspace {
  display: grid;
  grid-template-columns: minmax(360px, .95fr) minmax(360px, 1.05fr);
  gap: 16px;
  align-items: start;
}
.mail-list-card,
.mail-detail-card { min-width: 0; }
.mail-list-actions { display: flex; align-items: center; gap: 8px; }
.mail-list-actions select { width: auto; min-width: 120px; min-height: 34px; padding: 0 8px; font-size: 12px; }
.mail-search-row { display: flex; align-items: center; gap: 8px; margin: 14px 0 10px; }
.mail-search-row input { min-width: 0; }
.mail-list-status { flex: 0 0 auto; white-space: nowrap; }
.mail-list {
  display: grid;
  gap: 6px;
  max-height: calc(100vh - 360px);
  min-height: 180px;
  overflow: auto;
}
.mail-list-item {
  position: relative;
  display: grid;
  gap: 3px;
  width: 100%;
  min-height: auto;
  padding: 11px 12px;
  border: 1px solid var(--soft-line);
  border-radius: var(--radius-sm);
  background: var(--panel-2);
  text-align: left;
}
.mail-list-item:hover { border-color: var(--muted); }
.mail-list-item.active { border-color: var(--accent); background: var(--accent-soft); }
.mail-list-item.unread { box-shadow: inset 3px 0 0 var(--accent); }
.mail-list-item-top { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.mail-list-item-top strong { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 13px; }
.mail-list-item-top time { flex: none; color: var(--muted); font-size: 11px; font-weight: 400; }
.mail-list-item-from { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--accent-strong); font-size: 12px; }
.mail-list-item-preview { display: -webkit-box; overflow: hidden; color: var(--muted); font-size: 12px; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.mail-list-item-meta { display: flex; gap: 6px; min-height: 18px; align-items: center; }
.mail-unread-badge { padding: 1px 7px; background: var(--accent-soft); color: var(--accent-strong); }
.mail-attachment-mark { color: var(--muted); font-size: 11px; }
.mail-empty-state { padding: 34px 18px; border: 0; background: transparent; }
.mail-detail { min-width: 0; }
.empty-mail-detail { display: grid; min-height: 260px; place-items: center; color: var(--muted); }
.empty-mail-detail p { margin: 0; }
.mail-detail-header { display: flex; justify-content: space-between; gap: 14px; align-items: baseline; margin-bottom: 16px; }
.mail-detail-header h4 { margin: 0; min-width: 0; font-size: 17px; overflow-wrap: anywhere; }
.mail-detail-header time { flex: none; color: var(--muted); font-size: 12px; }
.mail-detail-meta { display: grid; grid-template-columns: 58px minmax(0, 1fr); gap: 7px 10px; margin: 0 0 16px; font-size: 12px; }
.mail-detail-meta dt { color: var(--muted); font-weight: 600; }
.mail-detail-meta dd { margin: 0; overflow-wrap: anywhere; }
.mail-attachments { display: grid; gap: 5px; padding: 10px 12px; margin-bottom: 14px; border: 1px solid var(--soft-line); border-radius: var(--radius-sm); background: var(--panel-2); color: var(--muted); font-size: 12px; }
.mail-attachments strong { color: var(--ink); }
.mail-body { min-height: 260px; max-height: calc(100vh - 440px); overflow: auto; white-space: pre-wrap; overflow-wrap: anywhere; background: var(--panel-2); color: var(--ink); font-family: inherit; font-size: 13px; }

/* ---------- builder ---------- */
.method-badge { display: none; }
.builder-grid { display: grid; grid-template-columns: minmax(300px, 380px) minmax(0, 1fr); gap: 16px; align-items: start; }
.endpoint-field { display: grid; gap: 8px; }
.field-label { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; font-weight: 700; }
.endpoint-list { display: grid; gap: 6px; }
.endpoint-row {
  width: 100%; min-height: 46px; display: grid; grid-template-columns: 62px 92px minmax(0, 1fr);
  gap: 10px; align-items: center; padding: 8px 12px; text-align: left;
  border: 1px solid var(--soft-line); border-radius: var(--radius-sm); background: var(--panel-2);
}
.endpoint-row:hover { border-color: var(--muted); }
.endpoint-row.active { border-color: var(--accent); background: var(--accent-soft); box-shadow: inset 3px 0 0 var(--accent); }
.endpoint-method { color: var(--accent-strong); font-family: Consolas, monospace; font-size: 12px; font-weight: 700; white-space: nowrap; }
.endpoint-name { color: var(--ink); font-size: 13px; font-weight: 700; white-space: nowrap; }
.endpoint-path { color: var(--muted); font-family: Consolas, monospace; font-size: 12px; overflow-wrap: anywhere; }
.endpoint-row.active .endpoint-path { color: var(--accent-strong); }
.request-editor { min-height: 240px; max-height: 380px; overflow: auto; font-family: Consolas, monospace; font-size: 12px; }
.request-actions { justify-content: flex-end; margin-top: 12px; }
.compact-pre { min-height: 64px; }
.response-json { max-height: 340px; min-height: 160px; overflow: auto; }
.response-json.actual-output { background: var(--code-bg); color: var(--code-ink); border-color: transparent; }

/* ---------- session ---------- */
.session-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 16px; align-items: start; }
.session-grid { display: grid; grid-template-columns: 120px 1fr; gap: 10px 12px; margin: 0; font-size: 13px; }
.session-grid dt { color: var(--muted); font-weight: 600; }
.session-grid dd { margin: 0; color: var(--ink); overflow-wrap: anywhere; }
.auto-refresh-info {
  font-size: 13px; line-height: 1.6; color: var(--ink);
  background: var(--panel-2); border: 1px solid var(--soft-line); border-radius: var(--radius-sm);
  padding: 12px; margin-bottom: 14px; overflow-wrap: anywhere;
}
.auto-refresh-row { margin-bottom: 12px; }
.inline-control { display: flex; align-items: center; gap: 8px; color: var(--ink); font-size: 14px; }
.inline-control input[type="checkbox"] { width: auto; min-height: auto; }
#autoRefreshInterval { max-width: 200px; }
.auto-refresh-actions { justify-content: flex-end; margin-top: 24px; padding-top: 14px; border-top: 1px solid var(--soft-line); }
.import-card { margin-top: 16px; }
.icloud-region-selector { margin: 0 0 16px; padding: 0; border: 0; }
.icloud-region-selector legend { margin-bottom: 8px; color: var(--ink); font-size: 13px; font-weight: 600; }
.icloud-region-switch {
  display: inline-grid; grid-template-columns: repeat(2, minmax(110px, 1fr)); gap: 3px;
  padding: 3px; border: 1px solid var(--soft-line); border-radius: 10px; background: var(--panel-2);
}
.icloud-region-option { position: relative; cursor: pointer; }
.icloud-region-option input {
  position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden;
  clip: rect(0, 0, 0, 0); white-space: nowrap;
}
.icloud-region-option span {
  display: flex; min-height: 34px; align-items: center; justify-content: center;
  padding: 0 14px; border-radius: 7px; color: var(--muted); font-size: 13px; font-weight: 600;
  transition: background .12s ease, color .12s ease, box-shadow .12s ease;
}
.icloud-region-option input:checked + span { background: var(--panel); color: var(--accent); box-shadow: var(--shadow); }
.icloud-region-option input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }
.region-hint { margin: 8px 0 0; color: var(--muted); font-size: 12px; }
.region-hint code { font-family: Consolas, "Cascadia Mono", "Courier New", monospace; }
.card-hint { margin: 0 0 12px; color: var(--muted); font-size: 13px; line-height: 1.6; }
.card-hint code { background: var(--panel-2); padding: 1px 6px; border-radius: 4px; font-size: 12px; }
.card-hint a { color: var(--accent-strong); }
.import-steps { padding-left: 20px; }
.import-steps li + li { margin-top: 6px; }
#importCurl { min-height: 130px; margin-bottom: 12px; font-family: Consolas, "Cascadia Mono", "Courier New", monospace; font-size: 12px; }
#importResult { margin-top: 12px; }

@media (max-width: 520px) {
  .icloud-region-switch { display: grid; width: 100%; grid-template-columns: 1fr 1fr; }
}

/* ---------- modal ---------- */
#apiKeyModal {
  position: fixed; inset: 0; z-index: 9999;
  display: flex; align-items: center; justify-content: center; padding: 20px;
  background: rgba(8, 15, 30, .55); backdrop-filter: blur(2px);
}
#apiKeyModal.hidden { display: none; }
#apiKeyModal .modal-box {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; width: min(400px, 90vw); box-shadow: var(--shadow-lg);
}
#apiKeyModal h2 { margin: 0 0 8px; font-size: 18px; }
#apiKeyModal p { margin: 0 0 16px; color: var(--muted); font-size: 14px; }
#apiKeyModal code { background: var(--panel-2); padding: 1px 6px; border-radius: 4px; font-size: 12px; }
#apiKeyModal input { width: 100%; padding: 10px 12px; margin-bottom: 12px; }
#apiKeyModal button { width: 100%; background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; }
#apiKeyModal button:hover { background: var(--accent-strong); }
#apiKeyModal .modal-error { color: var(--danger); font-size: 13px; margin-bottom: 8px; display: none; }

.hidden { display: none !important; }

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  .app { grid-template-columns: 1fr; height: auto; min-height: 100vh; }
  .sidebar { flex-direction: row; align-items: center; flex-wrap: nowrap; gap: 8px; padding: 10px 12px; overflow: visible; }
  .brand { padding: 0; }
  .brand-meta { display: none; }
  .nav { grid-auto-flow: column; gap: 4px; }
  .nav-item { width: 44px; min-height: 44px; padding: 0; justify-content: center; }
  .nav-item span:not(.nav-ico) { display: none; }
  .sidebar-foot { margin: 0 0 0 auto; flex: 1; min-width: 0; height: 44px; display: flex; gap: 4px; align-items: center; padding: 0; }
  .session-indicator {
    width: 44px; height: 44px; flex: none; display: grid; place-items: center;
    border: 1px solid var(--line); border-radius: 9px; background: var(--panel-2); color: var(--muted);
  }
  .session-indicator svg { width: 24px; height: 24px; }
  .session-indicator.ok { color: var(--ok); }
  .session-indicator.warn { color: var(--warn); }
  .session-indicator.bad { color: var(--danger); }
  .sidebar-status-copy { flex: 1; min-width: 0; height: 44px; display: grid; gap: 0; }
  .mini-status, .mini-refresh {
    grid-area: 1 / 1; width: 100%; height: 44px; min-height: 44px; border: 0;
    background: transparent; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  }
  .mini-status {
    align-items: flex-start; padding: 2px 4px 0; color: var(--sidebar-ink);
    font-size: 11px; font-weight: 600; pointer-events: none; z-index: 1;
  }
  #sessionDot { display: none; }
  #sessionMini { display: block; overflow: hidden; text-overflow: ellipsis; }
  .mini-refresh { display: flex; align-items: flex-end; padding: 0 4px 2px; color: var(--muted); font-size: 10px; text-align: left; }
  .mini-refresh:hover { background: transparent; }
  .mini-refresh.ok { color: var(--ok); }
  .mini-refresh.warn { color: var(--warn); }
  .mini-refresh.bad { color: var(--danger); }
  .alias-toolbar { flex-wrap: wrap; gap: 8px; }
  .alias-toolbar .spacer { display: none; }
  .latest-verification-panel {
    order: 3;
    flex: 1 1 100%;
    min-width: 0;
  }
  .latest-verification-panel .latest-verification-code {
    width: auto;
    min-width: 82px;
    min-height: 32px;
    padding: 0;
    display: block;
  }
  .latest-verification-url-stack {
    order: 4;
    flex: 1 1 100%;
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .latest-verification-url-button {
    width: min(100%, 180px);
  }
  .alias-toolbar .latest-verification-url-button {
    width: min(100%, 180px);
    min-width: 150px;
    display: block;
  }
  .latest-verification-time {
    grid-column: 2;
    grid-row: 2;
  }
  .alias-toolbar input[type="search"] { min-width: 0; min-height: 44px; max-width: none; }
  .alias-toolbar button { width: 44px; min-width: 44px; min-height: 44px; padding: 0; display: inline-grid; place-items: center; }
  .alias-action-icon { display: block; }
  .alias-action-label { display: none; }
  .alias-list-toolbar {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
  .alias-list-heading { grid-column: 1; grid-row: 1; min-width: 0; }
  .result-tabs { grid-column: 2; grid-row: 1; justify-content: end; }
  .alias-list-controls {
    display: grid;
    grid-column: 1 / -1;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    width: 100%;
    gap: 8px;
  }
  .alias-list-controls > * { min-width: 0; width: 100%; }
  .alias-list-controls .compact-control { grid-column: 1 / -1; }
  .alias-list-controls .compact-control select { flex: 1; min-width: 0; }
  .alias-list-controls #autoCreateBtn { grid-column: 1 / -1; }
  .compact-control select { min-width: 0; }
  .auto-create-grid { grid-template-columns: 1fr; }
  .mail-config-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mail-workspace { grid-template-columns: 1fr; }
  .mail-list { max-height: 420px; }
  .mail-body { max-height: 520px; }
  .icon-btn { width: 44px; min-height: 44px; }
  .logout-btn { padding: 0; justify-content: center; }
  .logout-label { display: none; }
  .workspace { overflow: visible; }
  .builder-grid { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .mail-config-grid { grid-template-columns: 1fr; }
  .mail-search-row { align-items: stretch; flex-direction: column; }
  .mail-list-status { align-self: flex-start; }
  .mail-detail-header { align-items: flex-start; flex-direction: column; gap: 5px; }
  .mail-list-actions select { min-width: 0; }
}