:root {
  --bg: #060a12;
  --bg-soft: #0a101c;
  --panel: #0d1524;
  --panel-2: #111b2e;
  --panel-3: #16223a;
  --line: rgba(148, 163, 184, 0.14);
  --line-strong: rgba(148, 163, 184, 0.26);
  --text: #e7eef9;
  --muted: #8797ad;
  --muted-2: #63718a;
  --mint: #3ddc97;
  --mint-soft: rgba(61, 220, 151, 0.12);
  --violet: #7c6cf6;
  --violet-soft: rgba(124, 108, 246, 0.14);
  --amber: #f5b74c;
  --amber-soft: rgba(245, 183, 76, 0.12);
  --red: #f06a7a;
  --red-soft: rgba(240, 106, 122, 0.12);
  --blue: #57a8ff;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.45);
  --font: "Inter", "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --mono: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(900px 520px at 12% -10%, rgba(124, 108, 246, 0.18), transparent 60%),
    radial-gradient(760px 460px at 96% 0%, rgba(61, 220, 151, 0.10), transparent 60%),
    linear-gradient(180deg, #070c16 0%, #05080f 100%);
  pointer-events: none;
  z-index: -1;
}

button, input, select, textarea { font-family: inherit; font-size: inherit; color: inherit; }
button { cursor: pointer; }
a { color: var(--mint); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4, p { margin: 0; }
[hidden] { display: none !important; }

.icon { width: 16px; height: 16px; flex: 0 0 auto; }
.muted { color: var(--muted); }
.spacer { flex: 1; }
.right { text-align: right; }

/* ---------- 布局 ---------- */
.app-shell {
  display: grid;
  grid-template-columns: 272px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 22px 16px 16px;
  border-right: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(13, 21, 36, 0.92), rgba(8, 13, 23, 0.92));
  backdrop-filter: blur(18px);
}

.brand { display: flex; align-items: center; gap: 12px; padding: 0 6px 22px; }
.brand-mark {
  width: 40px; height: 40px; border-radius: 12px;
  display: grid; place-items: center;
  font-weight: 800; font-size: 18px; color: #06251a;
  background: linear-gradient(135deg, #5df0b0, #34c7a3 55%, #7c6cf6 160%);
  box-shadow: 0 8px 24px rgba(61, 220, 151, 0.28);
}
.brand-text { display: flex; flex-direction: column; gap: 3px; }
.brand-text strong { font-size: 15px; letter-spacing: 0.3px; }
.brand-text span { font-size: 10.5px; color: var(--muted-2); letter-spacing: 0.6px; text-transform: uppercase; }

.sidebar-section { flex: 1; min-height: 0; display: flex; flex-direction: column; }
.section-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 6px; color: var(--muted); font-size: 11.5px;
  letter-spacing: 1px; text-transform: uppercase;
}

.node-list { display: flex; flex-direction: column; gap: 7px; overflow-y: auto; padding: 2px; }
.node-item {
  position: relative;
  display: grid; grid-template-columns: 10px minmax(0, 1fr) auto;
  align-items: center; gap: 9px;
  padding: 12px 11px;
  border: 1px solid transparent;
  border-radius: 12px;
  background: rgba(148, 163, 184, 0.045);
  cursor: pointer;
  transition: 160ms ease;
}
.node-item:hover { background: rgba(148, 163, 184, 0.08); border-color: var(--line); }
.node-item.active {
  background: linear-gradient(135deg, rgba(61, 220, 151, 0.11), rgba(124, 108, 246, 0.09));
  border-color: rgba(61, 220, 151, 0.32);
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted-2); }
.dot.online { background: var(--mint); box-shadow: 0 0 0 4px rgba(61, 220, 151, 0.12); }
.dot.listening { background: var(--amber); box-shadow: 0 0 0 4px rgba(245, 183, 76, 0.12); }
.dot.error { background: var(--red); box-shadow: 0 0 0 4px rgba(240, 106, 122, 0.12); }
.node-item-main { min-width: 0; }
.node-item-name { font-weight: 600; font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.node-item-meta { margin-top: 3px; font-size: 10.5px; color: var(--muted-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mode-tag {
  font-size: 9.5px; letter-spacing: 0.4px; padding: 3px 6px; border-radius: 6px;
  background: rgba(87, 168, 255, 0.12); color: #8fc4ff; border: 1px solid rgba(87, 168, 255, 0.18);
  white-space: nowrap;
}
.mode-tag.ws { background: var(--violet-soft); color: #b3a9ff; border-color: rgba(124, 108, 246, 0.24); }
.mode-tag.reverse { background: var(--amber-soft); color: #f6cd84; border-color: rgba(245, 183, 76, 0.24); }

.sidebar-foot { padding-top: 14px; border-top: 1px solid var(--line); display: flex; flex-direction: column; gap: 10px; }
.side-tip { color: var(--muted-2); font-size: 10.5px; line-height: 1.7; padding: 0 4px; }

.main { min-width: 0; padding: 26px 30px 46px; }
.topbar {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 20px;
  padding-bottom: 18px; margin-bottom: 20px; border-bottom: 1px solid var(--line);
}
.topbar-title { min-width: 0; }
.title { font-size: 21px; font-weight: 700; letter-spacing: -0.2px; }
.topbar-title .muted { margin-top: 5px; font-size: 12px; }
.topbar-actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; justify-content: flex-end; }

.status-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 11px; border-radius: 999px; font-size: 11.5px;
  background: rgba(148, 163, 184, 0.09); color: var(--muted);
  border: 1px solid var(--line);
}
.status-pill.online { color: #7cf0bd; background: var(--mint-soft); border-color: rgba(61, 220, 151, 0.3); }
.status-pill.listening { color: #f6cd84; background: var(--amber-soft); border-color: rgba(245, 183, 76, 0.3); }
.status-pill.error { color: #ff9aa6; background: var(--red-soft); border-color: rgba(240, 106, 122, 0.3); }

/* ---------- 按钮 ---------- */
.primary, .ghost-btn, .icon-btn, .link-btn, .tab {
  border: 1px solid transparent; background: transparent; color: var(--text);
  border-radius: 9px; transition: 140ms ease;
}
.primary {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  padding: 9px 16px; font-weight: 600; font-size: 12.5px;
  background: linear-gradient(135deg, #46e2a4, #32c4a1);
  color: #06251a; box-shadow: 0 8px 22px rgba(61, 220, 151, 0.18);
}
.primary:hover { filter: brightness(1.06); transform: translateY(-1px); }
.primary:active { transform: translateY(0); }
.primary:disabled, .ghost-btn:disabled { opacity: 0.45; cursor: not-allowed; transform: none; }
.primary.big { padding: 12px 22px; font-size: 13.5px; border-radius: 11px; }
.ghost-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 12px; font-size: 12px; color: #c3cfdf;
  background: rgba(148, 163, 184, 0.06);
  border-color: var(--line);
}
.ghost-btn:hover { background: rgba(148, 163, 184, 0.12); border-color: var(--line-strong); }
.ghost-btn.danger { color: #ff9aa6; border-color: rgba(240, 106, 122, 0.24); background: var(--red-soft); }
.ghost-btn.danger:hover { background: rgba(240, 106, 122, 0.2); }
.ghost-btn.block { width: 100%; justify-content: center; }
.icon-btn {
  width: 30px; height: 30px; display: inline-grid; place-items: center;
  border-radius: 8px; color: var(--muted); border-color: transparent;
}
.icon-btn:hover { background: rgba(148, 163, 184, 0.1); color: var(--text); }
.link-btn { color: var(--mint); font-size: 12px; padding: 0; text-decoration: underline; text-underline-offset: 3px; }

/* ---------- 空状态 ---------- */
.empty-state { display: grid; place-items: center; min-height: calc(100vh - 170px); }
.empty-card {
  width: min(900px, 100%); padding: 46px 44px 40px;
  border-radius: 22px; border: 1px solid var(--line);
  background:
    radial-gradient(600px 260px at 50% -10%, rgba(124, 108, 246, 0.16), transparent 70%),
    linear-gradient(180deg, rgba(17, 27, 46, 0.86), rgba(10, 16, 28, 0.9));
  box-shadow: var(--shadow);
  text-align: center;
}
.empty-icon {
  width: 56px; height: 56px; margin: 0 auto 18px; border-radius: 16px;
  display: grid; place-items: center; color: var(--mint);
  background: var(--mint-soft); border: 1px solid rgba(61, 220, 151, 0.24);
}
.empty-icon .icon { width: 26px; height: 26px; }
.empty-card h1 { font-size: 25px; letter-spacing: -0.3px; }
.empty-card > p { margin: 12px auto 0; max-width: 640px; color: var(--muted); line-height: 1.8; font-size: 13px; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 30px 0; text-align: left; }
.step-card {
  padding: 16px; border-radius: 13px; border: 1px solid var(--line);
  background: rgba(148, 163, 184, 0.04);
}
.step-card span { font-family: var(--mono); font-size: 10px; color: var(--mint); letter-spacing: 1px; }
.step-card strong { display: block; margin: 7px 0 6px; font-size: 13.5px; }
.step-card p { color: var(--muted); font-size: 11.5px; line-height: 1.7; }

/* ---------- 标签页 ---------- */
.tabs { display: flex; gap: 6px; padding: 4px; border-radius: 11px; background: rgba(148, 163, 184, 0.05); border: 1px solid var(--line); width: fit-content; margin-bottom: 18px; }
.tab { padding: 8px 18px; font-size: 12.5px; color: var(--muted); border-radius: 8px; }
.tab:hover { color: var(--text); }
.tab.active { color: #d9fff0; background: rgba(61, 220, 151, 0.13); box-shadow: inset 0 0 0 1px rgba(61, 220, 151, 0.22); }

.panel-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 16px; }
.panel-head h2 { font-size: 16px; }
.panel-head p { margin-top: 5px; font-size: 11.5px; }
.panel-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* ---------- 表格 ---------- */
.table-wrap {
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
  background: rgba(13, 21, 36, 0.7);
}
.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: middle; }
.data-table th { font-size: 10.5px; font-weight: 600; letter-spacing: 0.8px; text-transform: uppercase; color: var(--muted-2); background: rgba(148, 163, 184, 0.035); }
.data-table tr:last-child td { border-bottom: 0; }
.data-table tbody tr:hover { background: rgba(148, 163, 184, 0.04); }
.qq-cell { display: flex; align-items: center; gap: 10px; }
.avatar {
  width: 32px; height: 32px; border-radius: 10px; display: grid; place-items: center;
  font-size: 11px; font-weight: 700; color: #bfe9ff;
  background: linear-gradient(135deg, rgba(87, 168, 255, 0.22), rgba(124, 108, 246, 0.22));
  border: 1px solid rgba(87, 168, 255, 0.2);
}
.qq-main { font-weight: 600; font-family: var(--mono); font-size: 12.5px; }
.qq-sub { margin-top: 2px; font-size: 10.5px; color: var(--muted-2); }
.cell-sub { font-size: 10.5px; color: var(--muted-2); margin-top: 3px; }
.pill { display: inline-flex; align-items: center; gap: 5px; padding: 4px 8px; border-radius: 999px; font-size: 10.5px; border: 1px solid var(--line); color: var(--muted); background: rgba(148, 163, 184, 0.06); }
.pill.online { color: #7cf0bd; border-color: rgba(61, 220, 151, 0.28); background: var(--mint-soft); }
.pill.offline { color: #9aa8bd; }
.row-actions { display: flex; gap: 6px; justify-content: flex-end; flex-wrap: wrap; }
.row-actions .ghost-btn { padding: 6px 9px; font-size: 11px; }
.empty-inline { padding: 42px; text-align: center; border: 1px dashed var(--line-strong); border-radius: var(--radius); }
.empty-inline strong { font-size: 14px; }
.empty-inline p { color: var(--muted); margin-top: 6px; font-size: 12px; }
.loading-line { display: flex; align-items: center; gap: 9px; color: var(--muted); font-size: 12px; padding: 14px 2px; }

/* ---------- 信息卡 ---------- */
.info-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.info-card { border: 1px solid var(--line); border-radius: var(--radius); background: rgba(13, 21, 36, 0.72); padding: 16px 18px; }
.info-card.span-2 { grid-column: span 2; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 12px; }
.card-head h3 { font-size: 13px; }
.kv-list { display: flex; flex-direction: column; gap: 8px; }
.kv { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 12px; font-size: 11.5px; }
.kv span { color: var(--muted-2); }
.kv b { font-weight: 500; word-break: break-all; font-family: var(--mono); font-size: 11px; }
.chip-list { display: flex; flex-wrap: wrap; gap: 7px; }
.chip {
  display: inline-flex; align-items: center; gap: 6px; padding: 6px 10px;
  border-radius: 8px; background: rgba(148, 163, 184, 0.06); border: 1px solid var(--line);
  font-size: 11px;
}
.chip em { font-style: normal; color: var(--muted-2); font-size: 10px; }
.chip.disabled { opacity: 0.42; text-decoration: line-through; }
.code-block {
  margin: 0; padding: 12px; max-height: 260px; overflow: auto;
  background: #070c16; border: 1px solid var(--line); border-radius: 10px;
  font-family: var(--mono); font-size: 10.5px; color: #a9bdd8; line-height: 1.65; white-space: pre-wrap; word-break: break-all;
}
.badge { padding: 3px 8px; border-radius: 999px; font-size: 10px; letter-spacing: 0.4px; border: 1px solid var(--line); color: var(--muted); background: rgba(148, 163, 184, 0.06); }
.badge.mint { color: #7cf0bd; border-color: rgba(61, 220, 151, 0.25); background: var(--mint-soft); }
.badge.violet { color: #b3a9ff; border-color: rgba(124, 108, 246, 0.25); background: var(--violet-soft); }
.badge.amber { color: #f6cd84; border-color: rgba(245, 183, 76, 0.25); background: var(--amber-soft); }

/* ---------- 日志 ---------- */
.log-list { display: flex; flex-direction: column; gap: 4px; font-family: var(--mono); font-size: 11px; }
.log-item { display: grid; grid-template-columns: 74px 56px minmax(0, 1fr); gap: 10px; padding: 7px 10px; border-radius: 7px; background: rgba(148, 163, 184, 0.035); border: 1px solid transparent; }
.log-time { color: var(--muted-2); }
.log-level { text-transform: uppercase; font-size: 9.5px; letter-spacing: 0.4px; }
.log-level.info { color: var(--mint); }
.log-level.warn { color: var(--amber); }
.log-level.error { color: var(--red); }
.log-level.event { color: #b3a9ff; }
.log-msg { color: #b9c7da; word-break: break-all; }

/* ---------- 弹窗 ---------- */
.modal {
  position: fixed; inset: 0; z-index: 100;
  display: grid; place-items: center;
  padding: 24px;
  background: rgba(3, 6, 12, 0.78);
  backdrop-filter: blur(8px);
  animation: fadeIn 140ms ease;
}
@keyframes fadeIn { from { opacity: 0; } }
.modal-card {
  width: min(560px, 100%); max-height: calc(100vh - 48px); min-width: 0;
  display: flex; flex-direction: column;
  overflow: hidden;
  border-radius: 18px; border: 1px solid var(--line-strong);
  background: linear-gradient(180deg, #121c2e, #0b1220 40%);
  box-shadow: var(--shadow);
  animation: popIn 160ms ease;
}
.modal-card.wide { width: min(760px, 100%); }
.modal-card.login-card { width: min(840px, 100%); }
@keyframes popIn { from { opacity: 0; transform: translateY(8px) scale(0.99); } }
.modal-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; padding: 20px 22px 14px; border-bottom: 1px solid var(--line); flex: 0 0 auto; }
.modal-head h2 { font-size: 16px; }
.modal-head p { margin-top: 4px; font-size: 11.5px; }
.modal-body { padding: 18px 22px; overflow-y: auto; flex: 1 1 auto; min-height: 0; }
.modal-foot { display: flex; align-items: center; gap: 8px; padding: 14px 22px; border-top: 1px solid var(--line); flex: 0 0 auto; }

.field { display: flex; flex-direction: column; gap: 7px; margin-bottom: 15px; }
.field:last-child { margin-bottom: 0; }
.field label { font-size: 11.5px; color: #b8c6da; font-weight: 500; }
.field input, .field select {
  width: 100%; padding: 10px 12px; border-radius: 9px;
  background: rgba(6, 10, 18, 0.7); border: 1px solid var(--line);
  outline: none; transition: 140ms ease; font-size: 12.5px;
}
.field input:focus, .field select:focus { border-color: rgba(61, 220, 151, 0.5); box-shadow: 0 0 0 3px rgba(61, 220, 151, 0.08); }
.field input::placeholder { color: var(--muted-2); }
.field select option { background: #0d1524; }
.field-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.hint { font-size: 10.5px; color: var(--muted-2); line-height: 1.6; }
.input-with-btn { display: flex; gap: 8px; }
.input-with-btn input { flex: 1; min-width: 0; }
.input-with-btn .ghost-btn { flex: 0 0 auto; }
.manual-fallback { margin-top: 8px; margin-bottom: 0 !important; }
.check-inline { display: flex; align-items: center; gap: 7px; font-size: 11.5px; color: var(--muted); }
.check-inline input { accent-color: var(--mint); }
.protocol-quick { display: flex; flex-wrap: wrap; gap: 6px; }
.protocol-quick button { padding: 7px 12px; border-radius: 8px; border: 1px solid var(--line); background: rgba(148, 163, 184, 0.05); color: var(--muted); font-size: 11.5px; }
.protocol-quick button:hover:not(:disabled) { border-color: rgba(61, 220, 151, 0.3); color: var(--text); }
.protocol-quick button.active { border-color: rgba(61, 220, 151, 0.38); background: var(--mint-soft); color: #b6f5d8; }
.protocol-quick button:disabled { opacity: 0.35; cursor: not-allowed; }
.form-error { margin-top: 12px; padding: 10px 12px; border-radius: 9px; background: var(--red-soft); border: 1px solid rgba(240, 106, 122, 0.28); color: #ffb6bf; font-size: 11.5px; line-height: 1.6; }

.segmented { display: flex; gap: 5px; padding: 4px; border-radius: 10px; background: rgba(6, 10, 18, 0.7); border: 1px solid var(--line); }
.segmented button { flex: 1; padding: 9px 10px; border-radius: 7px; font-size: 12px; color: var(--muted); border: 1px solid transparent; background: transparent; }
.segmented button.active { color: #d9fff0; background: rgba(61, 220, 151, 0.14); border-color: rgba(61, 220, 151, 0.24); }

.reverse-box { padding: 14px; border-radius: 11px; border: 1px solid rgba(245, 183, 76, 0.2); background: var(--amber-soft); margin-bottom: 15px; }
.reverse-box-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 6px; }
.reverse-box-head strong { font-size: 12.5px; }
.reverse-box p { font-size: 11px; color: #e7cfa8; line-height: 1.65; }
.address-list { margin-top: 10px; display: flex; flex-direction: column; gap: 6px; }
.address-row { display: flex; align-items: center; gap: 8px; }
.address-row code { flex: 1; min-width: 0; padding: 7px 9px; border-radius: 7px; background: rgba(4, 8, 14, 0.5); border: 1px solid rgba(245, 183, 76, 0.16); font-family: var(--mono); font-size: 10.5px; color: #ffe9c2; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.settings-summary { margin: 4px 0 14px; padding: 12px 14px; border-radius: 10px; border: 1px solid var(--line); background: rgba(148, 163, 184, 0.04); font-size: 11.5px; line-height: 1.8; color: var(--muted); }
.settings-summary b { color: var(--text); font-weight: 600; }

/* ---------- 登录向导 ---------- */
.login-progress { display: flex; align-items: center; gap: 6px; padding: 14px 22px; border-bottom: 1px solid var(--line); min-width: 0; }
.progress-step { flex: 1; display: flex; align-items: center; gap: 8px; padding: 7px 10px; border-radius: 8px; color: var(--muted-2); font-size: 11px; border: 1px solid transparent; }
.progress-step span { width: 19px; height: 19px; border-radius: 50%; display: grid; place-items: center; font-size: 10px; background: rgba(148, 163, 184, 0.12); color: var(--muted); }
.progress-step em { font-style: normal; }
.progress-step.active { color: #d9fff0; background: rgba(61, 220, 151, 0.08); border-color: rgba(61, 220, 151, 0.2); }
.progress-step.active span { background: var(--mint); color: #06251a; }
.progress-step.done { color: #9be8c9; }
.progress-step.done span { background: rgba(61, 220, 151, 0.25); color: #7cf0bd; }
.progress-step.error { color: #ff9aa6; background: var(--red-soft); border-color: rgba(240, 106, 122, 0.24); }
.progress-step.error span { background: var(--red); color: #2a070c; }

.login-body { min-height: 0; min-width: 0; flex: 1 1 auto; }
.login-hero { display: flex; flex-direction: column; gap: 16px; }
.login-account { display: flex; align-items: center; gap: 12px; padding: 13px 15px; border-radius: 11px; border: 1px solid var(--line); background: rgba(148, 163, 184, 0.04); }
.login-account .avatar { width: 38px; height: 38px; border-radius: 11px; font-size: 12px; }
.login-account .qq-main { font-size: 14px; }
.login-account .spacer { flex: 1; }
.login-methods { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.method-card { text-align: left; padding: 14px; border-radius: 11px; border: 1px solid var(--line); background: rgba(148, 163, 184, 0.04); }
.method-card:hover:not(:disabled) { border-color: rgba(61, 220, 151, 0.32); background: rgba(61, 220, 151, 0.06); }
.method-card.available { border-color: rgba(61, 220, 151, 0.38); background: rgba(61, 220, 151, 0.07); }
.method-card.available strong { color: #d9fff0; }
.method-card.active { border-color: rgba(61, 220, 151, 0.6); background: rgba(61, 220, 151, 0.14); box-shadow: 0 0 0 1px rgba(61, 220, 151, 0.2) inset; }
.method-card.unavailable, .method-card:disabled { opacity: 0.42; filter: grayscale(1); cursor: not-allowed; border-color: var(--line); background: rgba(148, 163, 184, 0.02); }
.method-card.unavailable strong, .method-card:disabled strong { color: var(--muted); }
.method-card .method-tag { display: inline-block; margin-left: 7px; padding: 2px 6px; border-radius: 4px; font-size: 9px; font-weight: 400; color: var(--muted); background: rgba(148, 163, 184, 0.12); vertical-align: 1px; }
.method-card.available .method-tag { color: #7cf0bd; background: var(--mint-soft); }
.method-card strong { display: block; font-size: 12.5px; margin-bottom: 4px; }
.method-card p { font-size: 10.5px; color: var(--muted-2); line-height: 1.55; }
.method-card.recommended strong::after { content: "推荐"; margin-left: 7px; font-size: 9px; color: #06251a; background: var(--mint); padding: 2px 5px; border-radius: 4px; vertical-align: 1px; }

.login-section { display: flex; flex-direction: column; gap: 12px; }
.section-title { display: flex; align-items: center; gap: 8px; font-size: 13.5px; font-weight: 600; }
.section-title .badge { font-weight: 400; }
.login-note { padding: 11px 13px; border-radius: 9px; border: 1px solid var(--line); background: rgba(148, 163, 184, 0.04); color: var(--muted); font-size: 11.5px; line-height: 1.7; }
.login-note.warn { border-color: rgba(245, 183, 76, 0.24); background: var(--amber-soft); color: #f0d5a5; }
.login-note.success { border-color: rgba(61, 220, 151, 0.26); background: var(--mint-soft); color: #9be8c9; }
.login-note.error { border-color: rgba(240, 106, 122, 0.3); background: var(--red-soft); color: #ffb6bf; }

.captcha-panel { border: 1px solid var(--line); border-radius: 12px; overflow: hidden; background: rgba(4, 8, 15, 0.6); }
.captcha-head { display: flex; align-items: center; justify-content: space-between; padding: 10px 13px; border-bottom: 1px solid var(--line); font-size: 11px; }
.captcha-frame-wrap { position: relative; min-height: 420px; background: #0a101c; }
.captcha-frame { width: 100%; height: 430px; border: 0; display: block; background: #0a101c; }
.captcha-foot { display: flex; align-items: center; gap: 10px; padding: 10px 13px; border-top: 1px solid var(--line); font-size: 11px; color: var(--muted); }
.captcha-status { flex: 1; }
.spinner { width: 14px; height: 14px; border-radius: 50%; border: 2px solid rgba(148, 163, 184, 0.25); border-top-color: var(--mint); animation: spin 0.8s linear infinite; display: inline-block; }
.spinner.lg { width: 26px; height: 26px; border-width: 3px; }
@keyframes spin { to { transform: rotate(360deg); } }
.loading-block { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; padding: 70px 20px; color: var(--muted); font-size: 12px; }

.form-inline { display: flex; gap: 8px; align-items: flex-end; flex-wrap: wrap; }
.form-inline .field { margin-bottom: 0; }
.form-inline .field.grow { flex: 1; min-width: 180px; }
.verify-methods { display: flex; flex-wrap: wrap; gap: 7px; }
.verify-chip { padding: 7px 11px; border-radius: 8px; border: 1px solid var(--line); background: rgba(148, 163, 184, 0.05); font-size: 11px; color: var(--muted); }
.verify-chip.active { border-color: rgba(61, 220, 151, 0.35); background: var(--mint-soft); color: #b6f5d8; }

.qr-panel { display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 16px; }
.qr-box { width: 260px; height: 260px; padding: 12px; border-radius: 14px; background: #fff; display: grid; place-items: center; }
.qr-box img { width: 100%; height: 100%; display: block; }
.qr-hint { font-size: 11.5px; color: var(--muted); text-align: center; line-height: 1.7; }
.qr-status { font-size: 11px; color: var(--mint); }

.identity-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.identity-grid .field { margin-bottom: 0; }
.divider { height: 1px; background: var(--line); margin: 4px 0; }
.mono { font-family: var(--mono); font-size: 10.5px; word-break: break-all; color: var(--muted); }

/* ---------- Toast ---------- */
.toast-root { position: fixed; right: 22px; bottom: 22px; z-index: 200; display: flex; flex-direction: column; gap: 8px; }
.toast {
  min-width: 220px; max-width: 380px; padding: 11px 14px; border-radius: 10px;
  background: #111b2e; border: 1px solid var(--line-strong);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.4); font-size: 12px; line-height: 1.6;
  animation: toastIn 160ms ease;
}
.toast.success { border-color: rgba(61, 220, 151, 0.35); }
.toast.error { border-color: rgba(240, 106, 122, 0.4); }
.toast.info { border-color: rgba(87, 168, 255, 0.35); }
@keyframes toastIn { from { opacity: 0; transform: translateY(6px); } }

/* ---------- 响应式 ---------- */
@media (max-width: 980px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { position: relative; height: auto; border-right: 0; border-bottom: 1px solid var(--line); }
  .node-list { flex-direction: row; overflow-x: auto; }
  .node-item { min-width: 210px; }
  .main { padding: 20px 18px 40px; }
  .steps, .info-grid { grid-template-columns: 1fr; }
  .info-card.span-2 { grid-column: span 1; }
}
@media (max-width: 640px) {
  .topbar { flex-direction: column; }
  .field-row, .login-methods, .identity-grid { grid-template-columns: 1fr; }
  .modal { padding: 10px; }
  .modal-card { max-height: calc(100vh - 20px); }
  .modal-foot { flex-wrap: wrap; }
  .login-progress { overflow-x: auto; }
  .progress-step { min-width: 0; }
  .data-table th:nth-child(3), .data-table td:nth-child(3),
  .data-table th:nth-child(5), .data-table td:nth-child(5) { display: none; }
}