:root {
  --bg: #0c0e13;
  --card: #151924;
  --card-2: #1c2130;
  --border: rgba(255, 255, 255, .08);
  --border-strong: rgba(255, 255, 255, .16);
  --text: #edf0f6;
  --dim: #8b93a8;
  --primary: #7c8cff;
  --primary-soft: rgba(124, 140, 255, .16);
  --ok: #3ddc97;
  --warn: #f5b342;
  --err: #ff6b6b;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, "Roboto Mono", monospace;
  --radius: 12px;
  --radius-sm: 8px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  font-size: 14px;
  line-height: 1.45;
  color: var(--text);
  background: radial-gradient(ellipse 70% 40% at 50% -5%, rgba(124, 140, 255, .14), transparent 60%), var(--bg);
  -webkit-font-smoothing: antialiased;
}
.hidden { display: none !important; }
body:not(.manage) .manage-only { display: none !important; }
h1, h2, h3 { margin: 0; font-weight: 650; letter-spacing: -.01em; }
h2 { font-size: 15px; display: flex; align-items: center; gap: 8px; }
h3 { font-size: 16px; }
.sub { color: var(--dim); font-size: 12.5px; }
.meta { color: var(--dim); font-size: 13px; padding: 10px 2px; }
.count {
  font-size: 11.5px; font-weight: 600; color: var(--dim);
  background: rgba(255, 255, 255, .06); border-radius: 999px; padding: 1px 8px;
}
.count.ok { color: var(--ok); background: rgba(61, 220, 151, .12); }
.count.failed { color: var(--err); background: rgba(255, 107, 107, .12); }

/* ---------- buttons & inputs ---------- */
.btn {
  appearance: none; cursor: pointer; font: inherit; font-size: 13px; font-weight: 500;
  color: var(--text); background: var(--card-2); border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm); padding: 7px 12px; line-height: 1.2;
  transition: background .15s, border-color .15s, opacity .15s;
}
.btn:hover { background: #242a3c; border-color: rgba(255, 255, 255, .24); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.primary { background: var(--primary); border-color: transparent; color: #fff; }
.btn.primary:hover { background: #8d9bff; }
.btn.ghost { background: transparent; border-color: transparent; color: var(--dim); }
.btn.ghost:hover { background: rgba(255, 255, 255, .06); color: var(--text); }
.btn.danger { color: var(--err); }
.btn.danger:hover { background: rgba(255, 107, 107, .12); border-color: rgba(255, 107, 107, .4); }
.btn.small { padding: 4px 9px; font-size: 12px; }
.btn.block { width: 100%; padding: 10px; font-size: 14px; }
.btn.tiny { padding: 2px 7px; font-size: 11.5px; border-radius: 6px; }
.link {
  appearance: none; background: none; border: 0; padding: 0; font: inherit; font-size: inherit;
  color: var(--primary); cursor: pointer;
}
.link:hover { text-decoration: underline; }
input, select, textarea {
  font: inherit; color: var(--text); background: #0f1219;
  border: 1px solid var(--border-strong); border-radius: var(--radius-sm); padding: 8px 10px; width: 100%;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary-soft); border-color: var(--primary); }
label { display: flex; flex-direction: column; gap: 5px; font-size: 12.5px; color: var(--dim); }
label input, label select, label textarea { color: var(--text); }
label.check { flex-direction: row; align-items: center; gap: 8px; align-self: end; padding-bottom: 8px; }
label.check input { width: auto; }
.toolbar { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }

/* ---------- login ---------- */
.login { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-card {
  width: min(380px, 100%); background: var(--card); border: 1px solid var(--border);
  border-radius: 16px; padding: 28px 26px; display: flex; flex-direction: column; gap: 14px; text-align: center;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .4);
}
.login-card .sub { margin-top: -6px; }
.brand { display: flex; align-items: center; gap: 8px; justify-content: center; }
.brand h1 { font-size: 20px; }
.brand-mark { font-size: 18px; }

/* ---------- app shell ---------- */
.app { min-height: 100vh; display: flex; flex-direction: column; }
.topbar {
  display: flex; align-items: center; gap: 18px; padding: 10px 20px;
  border-bottom: 1px solid var(--border); background: rgba(12, 14, 19, .8); backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 5;
}
.topbar .brand { justify-content: flex-start; font-size: 15px; }
.topbar-status { display: flex; gap: 8px; flex: 1; flex-wrap: wrap; }
.topbar-actions { display: flex; gap: 12px; align-items: center; }
.pill {
  font-size: 12px; padding: 3px 10px; border-radius: 999px;
  background: rgba(255, 255, 255, .06); border: 1px solid var(--border);
}
.pill.dim { color: var(--dim); }
.pill.ok { color: var(--ok); border-color: rgba(61, 220, 151, .3); }
.pill.warn { color: var(--warn); border-color: rgba(245, 179, 66, .3); }
.switch { flex-direction: row; align-items: center; gap: 7px; cursor: pointer; user-select: none; font-size: 13px; color: var(--dim); }
.switch input { position: absolute; opacity: 0; width: 0; height: 0; }
.switch-track {
  width: 32px; height: 18px; border-radius: 999px; background: #2a3042; position: relative; transition: background .15s;
}
.switch-track::after {
  content: ""; position: absolute; top: 2px; left: 2px; width: 14px; height: 14px; border-radius: 50%;
  background: #fff; transition: transform .15s;
}
.switch input:checked + .switch-track { background: var(--primary); }
.switch input:checked + .switch-track::after { transform: translateX(14px); }
.switch input:checked ~ .switch-label { color: var(--text); }

.board {
  flex: 1; display: grid; gap: 16px; padding: 16px 20px;
  grid-template-columns: minmax(0, 3fr) minmax(340px, 2fr);
  align-content: start;
}
.col {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px 16px 16px; min-width: 0;
}
.col-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.col-mail { grid-column: 1 / -1; }
.col-mail.is-empty { padding-bottom: 12px; }
.col-mail.is-empty .col-head { margin-bottom: 0; }
.device-note { font-size: 12.5px; color: var(--dim); margin: -4px 0 10px; }
.device-note strong { color: var(--text); font-weight: 500; }

.foot {
  display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; padding: 8px 20px 16px;
  color: var(--dim); font-size: 12px;
}
.foot .sep { opacity: .5; }

/* ---------- authenticator ---------- */
.auth-groups { display: flex; flex-direction: column; gap: 14px; }
.auth-group-head {
  display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--dim);
  text-transform: uppercase; letter-spacing: .04em; margin-bottom: 8px;
}
.auth-group-head strong { color: var(--text); font-weight: 600; letter-spacing: 0; text-transform: none; font-size: 13px; }
.auth-group-head .line { flex: 1; height: 1px; background: var(--border); }
.auth-grid { display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); }
.auth-empty, .tg-empty {
  padding: 22px; text-align: center; border: 1px dashed var(--border-strong); border-radius: var(--radius);
  color: var(--dim); display: flex; flex-direction: column; gap: 6px;
}
.auth-empty strong, .tg-empty strong { color: var(--text); }

.authenticator-card {
  position: relative; background: var(--card-2); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 10px 12px 10px; display: flex; flex-direction: column; gap: 6px; min-width: 0;
  transition: border-color .15s, transform .15s;
}
.authenticator-card:hover { border-color: var(--border-strong); }
.authenticator-card.is-broken { border-color: rgba(255, 107, 107, .4); }
.auth-identity { display: flex; flex-direction: column; min-width: 0; padding-right: 30px; }
.auth-identity strong { font-size: 13.5px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.auth-identity span { font-size: 12px; color: var(--dim); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.authenticator-code-button {
  appearance: none; border: 0; background: none; padding: 2px 0 0; cursor: pointer; text-align: left;
  display: flex; align-items: center; justify-content: space-between; gap: 8px; color: var(--text);
}
.authenticator-code-button:disabled { cursor: default; }
.authenticator-code {
  font-family: var(--mono); font-size: 26px; font-weight: 600; letter-spacing: .06em;
  font-variant-numeric: tabular-nums; line-height: 1.1; transition: color .15s;
}
.is-broken .authenticator-code { font-size: 12.5px; color: var(--err); font-family: inherit; letter-spacing: 0; font-weight: 500; }
.authenticator-code-button:hover .authenticator-code { color: var(--primary); }
.authenticator-code-button.copied .authenticator-code { color: var(--ok); }
.authenticator-progress {
  --otp-progress: 360deg;
  flex-shrink: 0; width: 22px; height: 22px; border-radius: 50%;
  background: conic-gradient(var(--primary) var(--otp-progress), rgba(255, 255, 255, .1) 0);
  position: relative;
}
.authenticator-progress::after {
  content: ""; position: absolute; inset: 4px; border-radius: 50%; background: var(--card-2);
}
.authenticator-card.expiring .authenticator-progress { background: conic-gradient(var(--warn) var(--otp-progress), rgba(255, 255, 255, .1) 0); }
.auth-foot { display: flex; justify-content: space-between; font-size: 11.5px; color: var(--dim); }
.card-actions { position: absolute; top: 8px; right: 8px; display: flex; gap: 4px; }
.authenticator-card .auth-toast {
  position: absolute; inset: 0; display: grid; place-items: center; border-radius: var(--radius);
  background: rgba(61, 220, 151, .14); color: var(--ok); font-weight: 600; pointer-events: none;
  opacity: 0; transition: opacity .15s;
}
.authenticator-card.copied .auth-toast { opacity: 1; }

/* ---------- telegram ---------- */
.tg-accounts { display: flex; flex-direction: column; gap: 10px; }
.tg-card {
  background: var(--card-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 10px 12px;
  display: flex; flex-direction: column; gap: 8px;
}
.tg-head { display: flex; align-items: center; gap: 8px; min-width: 0; flex-wrap: wrap; }
.tg-head strong { font-size: 13.5px; }
.tg-head .sub { white-space: nowrap; }
.tg-state { margin-left: auto; font-size: 12px; color: var(--dim); display: inline-flex; align-items: center; gap: 5px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: #5a6275; flex-shrink: 0; }
.dot.online { background: var(--ok); box-shadow: 0 0 0 3px rgba(61, 220, 151, .18); }
.dot.connecting { background: var(--warn); }
.dot.error { background: var(--err); }
.tg-latest { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.tg-code, .telegram-message-code {
  appearance: none; border: 1px solid var(--border-strong); background: #0f1219; color: var(--text);
  border-radius: var(--radius-sm); padding: 4px 12px; cursor: pointer;
  font-family: var(--mono); font-size: 24px; font-weight: 600; letter-spacing: .12em; font-variant-numeric: tabular-nums;
  transition: color .15s, border-color .15s;
}
.tg-code:hover, .telegram-message-code:hover { color: var(--primary); border-color: var(--primary); }
.tg-code:disabled { cursor: default; color: var(--dim); font-size: 13px; letter-spacing: 0; font-family: inherit; }
.tg-card.stale .tg-code { color: var(--dim); }
.tg-latest .when { font-size: 12px; color: var(--dim); display: flex; flex-direction: column; }
.tg-latest .when b { color: var(--ok); font-weight: 600; }
.tg-card.stale .tg-latest .when b { color: var(--warn); }
.tg-none { font-size: 12.5px; color: var(--dim); }
.tg-older { font-size: 12px; color: var(--dim); }
.tg-older summary { cursor: pointer; user-select: none; }
.tg-older summary:hover { color: var(--text); }
.tg-older-list { display: flex; flex-direction: column; gap: 4px; margin-top: 6px; }
.tg-older-list .row { display: flex; align-items: center; gap: 10px; }
.tg-older-list .tg-code { font-size: 15px; padding: 2px 8px; letter-spacing: .08em; }
.tg-error { color: var(--err); font-size: 12px; margin: 0; }
.tg-meta { font-size: 11.5px; color: var(--dim); display: flex; gap: 10px; flex-wrap: wrap; }
.tg-actions { display: flex; gap: 6px; flex-wrap: wrap; padding-top: 2px; border-top: 1px dashed var(--border); margin-top: 2px; }

.tg-messages { display: flex; flex-direction: column; gap: 8px; max-height: 55vh; overflow: auto; margin: 10px 0; }
.telegram-message-card { background: var(--card-2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 10px 12px; }
.telegram-message-card.code { border-color: rgba(124, 140, 255, .35); }
.telegram-message-head { display: flex; justify-content: space-between; gap: 10px; align-items: center; flex-wrap: wrap; }
.telegram-message-meta { display: flex; gap: 10px; font-size: 12px; color: var(--dim); flex-wrap: wrap; }
.telegram-message-kind { color: var(--text); font-weight: 600; }
.telegram-message-card p { margin: 8px 0 0; white-space: pre-wrap; word-break: break-word; font-size: 13px; }
.telegram-message-code { font-size: 18px; padding: 2px 10px; }

/* ---------- mail ---------- */
.mail-accounts { display: flex; gap: 8px; flex-wrap: wrap; }
.mail-chip {
  appearance: none; cursor: pointer; font: inherit; text-align: left;
  background: var(--card-2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 7px 12px;
  display: flex; flex-direction: column; gap: 2px; color: var(--text); min-width: 180px;
}
.mail-chip:hover { border-color: var(--border-strong); }
.mail-chip.active { border-color: var(--primary); background: var(--primary-soft); }
.mail-chip span { font-size: 12px; color: var(--dim); }
.mail-inbox { margin-top: 12px; }
.mail-inbox-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 8px; }
.mail-inbox-head .sub { margin-left: 8px; }
.mail-split { display: grid; grid-template-columns: minmax(260px, 1fr) minmax(0, 2fr); gap: 12px; }
.mail-list { display: flex; flex-direction: column; gap: 4px; max-height: 420px; overflow: auto; }
.mail-message-item {
  appearance: none; cursor: pointer; font: inherit; text-align: left; color: var(--text);
  background: var(--card-2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 8px 10px;
  display: flex; flex-direction: column; gap: 2px;
}
.mail-message-item.unseen { border-left: 3px solid var(--primary); }
.mail-message-item.active { border-color: var(--primary); }
.mail-message-item .mail-date, .mail-message-item .mail-from { font-size: 12px; color: var(--dim); }
.mail-detail { background: var(--card-2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 12px; max-height: 420px; overflow: auto; white-space: pre-wrap; word-break: break-word; font-size: 13px; }
.mail-detail-head { display: flex; flex-direction: column; gap: 3px; margin-bottom: 10px; padding-bottom: 10px; border-bottom: 1px solid var(--border); white-space: normal; }
.mail-otp-row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 6px; }
.mail-otp-chip {
  appearance: none; cursor: pointer; font-family: var(--mono); font-size: 18px; letter-spacing: .1em;
  color: var(--text); background: #0f1219; border: 1px solid var(--primary); border-radius: var(--radius-sm); padding: 4px 12px;
}

/* ---------- dialogs ---------- */
dialog {
  background: var(--card); color: var(--text); border: 1px solid var(--border-strong); border-radius: 16px;
  padding: 22px 24px; width: min(480px, calc(100vw - 32px)); box-shadow: 0 30px 80px rgba(0, 0, 0, .5);
}
dialog.wide { width: min(640px, calc(100vw - 32px)); }
dialog::backdrop { background: rgba(0, 0, 0, .55); backdrop-filter: blur(3px); }
dialog form { display: flex; flex-direction: column; gap: 12px; }
dialog h3 { margin-bottom: 2px; }
.dialog-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; margin-bottom: 8px; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 6px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 12px; }
.form-grid .full { grid-column: 1 / -1; }

/* ---------- responsive ---------- */
@media (max-width: 960px) {
  .board { grid-template-columns: 1fr; padding: 12px; gap: 12px; }
  .col-mail { grid-column: auto; }
  .topbar { padding: 8px 12px; gap: 10px; }
  .topbar-status { display: none; }
  .mail-split { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .auth-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
  .authenticator-code { font-size: 22px; }
  .form-grid { grid-template-columns: 1fr; }
}