/* ==========================================================================
   EvoAgent 控制台样式：深色科技感 / 响应式 / 零外部资源 / 系统字体
   ========================================================================== */

:root {
  --bg: #05080f;
  --bg-deep: #03060b;
  --surface: #0a111d;
  --surface-2: #0e1727;
  --surface-3: #142034;
  --line: #1b2942;
  --line-strong: #263a5c;
  --text: #e8eef9;
  --text-dim: #a8b7cd;
  --muted: #7f91ab;
  --faint: #5b6b84;
  --accent: #38e1ff;
  --accent-2: #8b5cf6;
  --accent-soft: rgba(56, 225, 255, 0.12);
  --ok: #34d399;
  --bad: #fb7185;
  --warn: #fbbf24;
  --running: #38bdf8;
  --radius: 14px;
  --radius-sm: 10px;
  --radius-lg: 22px;
  --header-h: 60px;
  --tabbar-h: 58px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.28);
}

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

[hidden] {
  display: none !important;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  min-height: 100dvh;
  background:
    radial-gradient(1100px 720px at 88% -12%, rgba(139, 92, 246, 0.16), transparent 62%),
    radial-gradient(900px 620px at -12% 18%, rgba(56, 225, 255, 0.11), transparent 58%),
    var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(110, 160, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(110, 160, 255, 0.045) 1px, transparent 1px);
  background-size: 52px 52px;
  -webkit-mask-image: radial-gradient(circle at 50% 16%, #000 0%, transparent 76%);
  mask-image: radial-gradient(circle at 50% 16%, #000 0%, transparent 76%);
}

body.modal-open {
  overflow: hidden;
}

::selection {
  background: rgba(56, 225, 255, 0.28);
  color: #f4fcff;
}

a {
  color: var(--accent);
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 6px;
}

.view-root:focus,
.messages:focus {
  outline: none;
}

* {
  scrollbar-width: thin;
  scrollbar-color: var(--line-strong) transparent;
}

*::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

*::-webkit-scrollbar-thumb {
  background: var(--line-strong);
  border-radius: 8px;
}

*::-webkit-scrollbar-track {
  background: transparent;
}

/* --------------------------------------------------------------------------
   通用组件
   -------------------------------------------------------------------------- */

.ico {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex: none;
  vertical-align: middle;
}

.icon-sprite {
  display: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 38px;
  padding: 0 14px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  background: var(--surface-2);
  color: var(--text);
  font: inherit;
  font-size: 13.5px;
  font-weight: 500;
  line-height: 1;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.16s ease, border-color 0.16s ease, transform 0.1s ease, filter 0.16s ease;
}

.btn:hover {
  background: var(--surface-3);
  border-color: var(--line-strong);
}

.btn:active {
  transform: translateY(1px);
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
}

.btn-primary {
  background: linear-gradient(135deg, rgba(56, 225, 255, 0.95), rgba(139, 92, 246, 0.92));
  color: #041018;
  font-weight: 600;
  box-shadow: 0 8px 24px rgba(56, 225, 255, 0.18);
}

.btn-primary:hover {
  background: linear-gradient(135deg, rgba(98, 235, 255, 1), rgba(155, 116, 255, 0.98));
  border-color: transparent;
  filter: brightness(1.02);
}

.btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--text-dim);
}

.btn-ghost:hover {
  background: var(--surface-2);
  color: var(--text);
}

.btn-danger {
  background: rgba(251, 113, 133, 0.14);
  border-color: rgba(251, 113, 133, 0.45);
  color: #ffd7de;
}

.btn-danger:hover {
  background: rgba(251, 113, 133, 0.24);
  border-color: rgba(251, 113, 133, 0.65);
}

.btn-danger-text {
  color: #fda4af;
}

.btn-danger-text:hover {
  color: #ffd7de;
  border-color: rgba(251, 113, 133, 0.4);
}

.btn-sm {
  height: 30px;
  padding: 0 10px;
  font-size: 12.5px;
  border-radius: 8px;
  gap: 6px;
}

.btn-sm .ico {
  width: 14px;
  height: 14px;
}

.btn-block {
  width: 100%;
  height: 46px;
  font-size: 14.5px;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-dim);
  font: inherit;
  cursor: pointer;
  transition: background 0.16s ease, color 0.16s ease, border-color 0.16s ease;
}

.icon-btn:hover {
  background: var(--surface-2);
  border-color: var(--line);
  color: var(--text);
}

.icon-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.input,
.select,
.composer-input {
  width: 100%;
  background: var(--bg-deep);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--text);
  font: inherit;
  font-size: 14px;
  padding: 10px 12px;
  transition: border-color 0.16s ease, box-shadow 0.16s ease;
}

.input::placeholder,
.composer-input::placeholder {
  color: var(--faint);
}

.input:focus,
.select:focus,
.composer-input:focus {
  outline: none;
  border-color: rgba(56, 225, 255, 0.65);
  box-shadow: 0 0 0 3px rgba(56, 225, 255, 0.12);
}

textarea.input {
  resize: vertical;
  line-height: 1.6;
}

.select {
  height: 38px;
  padding: 0 10px;
  font-size: 13px;
  cursor: pointer;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 7px;
  min-width: 0;
}

.field label {
  font-size: 12.5px;
  color: var(--text-dim);
  letter-spacing: 0.02em;
}

.form-hint {
  margin: 0;
  font-size: 12px;
  color: var(--faint);
  line-height: 1.5;
}

.form-error {
  margin: 0;
  padding: 9px 12px;
  border-radius: 9px;
  border: 1px solid rgba(251, 113, 133, 0.4);
  background: rgba(251, 113, 133, 0.1);
  color: #ffd7de;
  font-size: 12.5px;
  line-height: 1.5;
}

.form-error[hidden] {
  display: none !important;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 26px;
  max-width: 220px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text-dim);
  font-size: 11.5px;
  line-height: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.pill-warn {
  color: #ffe6b0;
  border-color: rgba(251, 191, 36, 0.42);
  background: rgba(251, 191, 36, 0.1);
}

.pill-ghost {
  color: var(--text-dim);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 21px;
  padding: 0 8px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  font-size: 11px;
  font-weight: 500;
  line-height: 1;
  white-space: nowrap;
}

.badge-ok {
  color: #a7f3d0;
  border-color: rgba(52, 211, 153, 0.38);
  background: rgba(52, 211, 153, 0.1);
}

.badge-bad {
  color: #fecdd3;
  border-color: rgba(251, 113, 133, 0.38);
  background: rgba(251, 113, 133, 0.1);
}

.badge-warn {
  color: #fde68a;
  border-color: rgba(251, 191, 36, 0.38);
  background: rgba(251, 191, 36, 0.1);
}

.badge-running {
  color: #bae6fd;
  border-color: rgba(56, 189, 248, 0.4);
  background: rgba(56, 189, 248, 0.1);
}

.badge-muted {
  color: var(--muted);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.badge-ghost {
  color: var(--text-dim);
  border-color: var(--line);
  background: transparent;
  font-family: var(--mono);
}

.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--muted);
  flex: none;
}

.dot-ok {
  background: var(--ok);
  box-shadow: 0 0 8px rgba(52, 211, 153, 0.7);
}

.dot-bad {
  background: var(--bad);
}

.dot-warn {
  background: var(--warn);
}

.dot-running {
  background: var(--running);
  box-shadow: 0 0 8px rgba(56, 189, 248, 0.7);
}

.dot-muted {
  background: var(--faint);
}

.spinner {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.16);
  border-top-color: var(--accent);
  animation: spin 0.8s linear infinite;
  flex: none;
  display: inline-block;
}

.spinner.small {
  width: 12px;
  height: 12px;
  border-width: 2px;
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

@keyframes blink {
  50% { opacity: 0; }
}

@keyframes float-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

.skip-link {
  position: fixed;
  top: -80px;
  left: 14px;
  z-index: 300;
  padding: 10px 16px;
  border-radius: 10px;
  border: 1px solid rgba(56, 225, 255, 0.6);
  background: var(--surface-2);
  color: var(--text);
  font-size: 13px;
  text-decoration: none;
  transition: top 0.16s ease;
}

.skip-link:focus {
  top: 14px;
}

.noscript {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 24px;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  z-index: 400;
}

code {
  font-family: var(--mono);
  font-size: 12.5px;
  color: #bfe9ff;
}

.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;
}

/* --------------------------------------------------------------------------
   启动屏
   -------------------------------------------------------------------------- */

.boot-screen {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 14px;
  padding: 24px;
  text-align: center;
  background:
    radial-gradient(600px 420px at 50% 42%, rgba(56, 225, 255, 0.1), transparent 65%),
    radial-gradient(520px 400px at 50% 58%, rgba(139, 92, 246, 0.12), transparent 70%),
    var(--bg);
}

.boot-orbit {
  position: relative;
  width: 76px;
  height: 76px;
  margin-bottom: 4px;
}

.boot-core {
  position: absolute;
  inset: 27px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 34px rgba(56, 225, 255, 0.55);
  animation: pulse 1.8s ease-in-out infinite;
}

.boot-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid transparent;
  border-top-color: var(--accent);
  border-right-color: rgba(139, 92, 246, 0.65);
  animation: spin 1.15s linear infinite;
}

.boot-title {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.08em;
  background: linear-gradient(90deg, #eaf7ff, #9fd9ff 48%, #c4b5fd);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.boot-text {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.boot-error {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  max-width: 420px;
}

.boot-error-icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  border: 1px solid rgba(251, 191, 36, 0.35);
  background: rgba(251, 191, 36, 0.08);
  color: var(--warn);
}

.boot-error-icon svg {
  width: 24px;
  height: 24px;
}

.boot-actions {
  display: flex;
  gap: 10px;
  margin-top: 6px;
  flex-wrap: wrap;
  justify-content: center;
}

/* --------------------------------------------------------------------------
   配对引导页
   -------------------------------------------------------------------------- */

.pair-screen {
  position: relative;
  z-index: 1;
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 40px 22px;
  overflow-y: auto;
}

.pair-glow {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(760px 520px at 22% 12%, rgba(56, 225, 255, 0.13), transparent 60%),
    radial-gradient(680px 520px at 82% 78%, rgba(139, 92, 246, 0.15), transparent 62%);
}

.pair-card {
  position: relative;
  z-index: 1;
  width: min(1060px, 100%);
  display: grid;
  grid-template-columns: 1.04fr 0.96fr;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(155deg, rgba(13, 22, 38, 0.97), rgba(5, 8, 15, 0.99));
  box-shadow: var(--shadow);
}

.pair-hero {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 42px 40px;
  border-right: 1px solid var(--line);
  background:
    radial-gradient(520px 320px at 8% 0%, rgba(56, 225, 255, 0.09), transparent 62%),
    radial-gradient(420px 360px at 100% 100%, rgba(139, 92, 246, 0.1), transparent 65%);
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  color: var(--accent);
  filter: drop-shadow(0 0 10px rgba(56, 225, 255, 0.35));
  flex: none;
}

.brand-mark svg {
  width: 100%;
  height: 100%;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.18;
  min-width: 0;
}

.brand-text strong {
  font-size: 16px;
  font-weight: 650;
  letter-spacing: 0.03em;
  background: linear-gradient(90deg, #eaf7ff, #a9d8ff 45%, #c4b5fd);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.brand-text small {
  font-size: 9.5px;
  color: var(--faint);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.brand-large .brand-mark {
  width: 46px;
  height: 46px;
}

.brand-large .brand-text strong {
  font-size: 19px;
}

.brand-large .brand-text small {
  font-size: 10px;
}

.pair-title {
  margin: 6px 0 0;
  font-size: 30px;
  line-height: 1.35;
  letter-spacing: 0.01em;
  font-weight: 650;
  color: #f2f8ff;
}

.pair-lead {
  margin: 0;
  color: var(--text-dim);
  font-size: 13.5px;
  line-height: 1.75;
  max-width: 460px;
}

.pair-points {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
}

.pair-points li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--text-dim);
  font-size: 13px;
  line-height: 1.6;
}

.point-dot {
  width: 6px;
  height: 6px;
  margin-top: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 8px rgba(56, 225, 255, 0.7);
  flex: none;
}

.pair-health {
  margin: auto 0 0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  align-self: flex-start;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
  font-size: 12px;
}

.pair-health.is-ok {
  color: #a7f3d0;
  border-color: rgba(52, 211, 153, 0.35);
  background: rgba(52, 211, 153, 0.08);
}

.pair-health.is-bad {
  color: #fecdd3;
  border-color: rgba(251, 113, 133, 0.35);
  background: rgba(251, 113, 133, 0.08);
}

.pair-form {
  display: flex;
  flex-direction: column;
  gap: 15px;
  padding: 42px 38px;
}

.pair-form-title {
  margin: 0;
  font-size: 19px;
  font-weight: 600;
}

.pair-desc {
  margin: 0 0 2px;
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.7;
}

.pair-desc code {
  padding: 1px 5px;
  border-radius: 5px;
  border: 1px solid var(--line);
  background: var(--bg-deep);
  font-size: 11.5px;
}

.pair-foot {
  margin: 2px 0 0;
  color: var(--faint);
  font-size: 11.5px;
  line-height: 1.6;
  text-align: center;
}

/* --------------------------------------------------------------------------
   应用外壳
   -------------------------------------------------------------------------- */

.app {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  height: 100dvh;
  min-height: 0;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex: none;
  height: var(--header-h);
  padding: 0 20px;
  border-bottom: 1px solid var(--line);
  background: rgba(5, 8, 15, 0.86);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 20;
}

.header-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.conn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text-dim);
  font-size: 11.5px;
  flex: none;
}

.conn-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--muted);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.04);
  flex: none;
}

.conn-dot.is-online {
  background: var(--ok);
  box-shadow: 0 0 10px rgba(52, 211, 153, 0.8);
}

.conn-dot.is-offline {
  background: var(--bad);
  box-shadow: 0 0 10px rgba(251, 113, 133, 0.6);
}

.conn-dot.is-checking {
  background: var(--warn);
  animation: pulse 1.2s ease-in-out infinite;
}

.shell {
  display: grid;
  grid-template-columns: 228px minmax(0, 1fr);
  flex: 1;
  min-height: 0;
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-height: 0;
  padding: 18px 12px;
  border-right: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(10, 17, 29, 0.92), rgba(5, 8, 15, 0.55));
  overflow-y: auto;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-item {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-dim);
  font: inherit;
  font-size: 14px;
  text-align: left;
  cursor: pointer;
  transition: background 0.16s ease, color 0.16s ease, border-color 0.16s ease;
}

.nav-item:hover {
  background: var(--surface-2);
  color: var(--text);
}

.nav-item.is-active {
  color: #f2fbff;
  border-color: rgba(56, 225, 255, 0.24);
  background: linear-gradient(90deg, rgba(56, 225, 255, 0.14), rgba(139, 92, 246, 0.07));
}

.nav-item.is-active::before {
  content: "";
  position: absolute;
  left: -13px;
  top: 50%;
  width: 3px;
  height: 20px;
  border-radius: 0 3px 3px 0;
  transform: translateY(-50%);
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 10px rgba(56, 225, 255, 0.7);
}

.sidebar-foot {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.sidebar-note {
  margin: 0 4px 10px;
  color: var(--faint);
  font-size: 11px;
  line-height: 1.65;
}

.sidebar-meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 0;
  font-size: 11.5px;
}

.sidebar-meta div {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin: 0;
}

.sidebar-meta dt {
  color: var(--faint);
}

.sidebar-meta dd {
  margin: 0;
  max-width: 118px;
  color: var(--text-dim);
  font-family: var(--mono);
  font-size: 11px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.view-root {
  min-width: 0;
  min-height: 0;
  height: 100%;
  overflow: hidden;
  position: relative;
}

.tabbar {
  display: none;
}

/* --------------------------------------------------------------------------
   视图通用
   -------------------------------------------------------------------------- */

.view {
  height: 100%;
  overflow-y: auto;
  padding: 26px 30px 40px;
  animation: float-in 0.2s ease;
}

.view-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.view-head-text {
  min-width: 0;
}

.view-title {
  margin: 0 0 6px;
  font-size: 22px;
  font-weight: 650;
  letter-spacing: 0.01em;
}

.view-sub {
  margin: 0;
  max-width: 680px;
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.7;
}

.view-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.view-note {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(56, 225, 255, 0.26);
  background: rgba(56, 225, 255, 0.07);
  color: #bfe9ff;
  font-size: 12.5px;
}

.card {
  padding: 18px;
  margin-bottom: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(14, 23, 39, 0.92), rgba(8, 13, 23, 0.92));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.025);
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.card-head h2 {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.card-head-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-note {
  margin: 12px 0 0;
  color: var(--faint);
  font-size: 11.5px;
  line-height: 1.6;
}

.count {
  color: var(--faint);
  font-size: 11.5px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.grid-2 > .card {
  margin-bottom: 16px;
}

.list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.item-meta {
  color: var(--faint);
  font-size: 11.5px;
  line-height: 1.5;
}

.item-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 10px;
  flex-wrap: wrap;
}

.span-2 {
  grid-column: 1 / -1;
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 28px 16px;
  text-align: center;
  color: var(--muted);
}

.empty-icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--surface-2);
  color: var(--accent);
}

.empty-icon .ico {
  width: 20px;
  height: 20px;
}

.empty-state h3 {
  margin: 2px 0 0;
  color: var(--text);
  font-size: 14px;
  font-weight: 550;
}

.empty-state p {
  margin: 0;
  max-width: 440px;
  color: var(--faint);
  font-size: 12px;
  line-height: 1.65;
}

.loading-state {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 26px 10px;
  color: var(--muted);
  font-size: 12.5px;
}

.error-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 20px;
  border: 1px solid rgba(251, 113, 133, 0.3);
  border-radius: var(--radius-sm);
  background: rgba(251, 113, 133, 0.06);
  color: #ffd7de;
  font-size: 12.5px;
  text-align: center;
}

.error-state p {
  margin: 0;
  line-height: 1.6;
}

.error-icon {
  display: grid;
  place-items: center;
  color: var(--bad);
}

.error-icon .ico {
  width: 24px;
  height: 24px;
}

.kv-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 18px;
  margin: 0;
}

.kv-grid > div {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.kv-grid dt {
  color: var(--faint);
  font-size: 11px;
  letter-spacing: 0.04em;
}

.kv-grid dd {
  margin: 0;
  color: var(--text-dim);
  font-size: 12.5px;
  overflow-wrap: anywhere;
}

.hint-list {
  margin: 0;
  padding-left: 20px;
  color: var(--text-dim);
  font-size: 12.5px;
  line-height: 1.95;
}

/* --------------------------------------------------------------------------
   对话视图
   -------------------------------------------------------------------------- */

.chat-view {
  position: relative;
  display: grid;
  grid-template-columns: 296px minmax(0, 1fr);
  grid-template-rows: minmax(0, 1fr);
  height: 100%;
  min-height: 0;
}

.thread-scrim {
  display: none;
}

.thread-panel {
  display: flex;
  flex-direction: column;
  min-height: 0;
  border-right: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(8, 13, 23, 0.72), rgba(5, 8, 15, 0.4));
}

.thread-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 16px 14px 10px;
}

.panel-title {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
}

.thread-panel-actions {
  display: flex;
  align-items: center;
  gap: 2px;
}

.close-drawer {
  display: none;
}

.thread-filters {
  display: flex;
  gap: 6px;
  padding: 0 14px 10px;
}

.chip {
  height: 26px;
  padding: 0 11px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 11.5px;
  cursor: pointer;
  transition: color 0.16s ease, border-color 0.16s ease, background 0.16s ease;
}

.chip:hover {
  color: var(--text);
  border-color: var(--line-strong);
}

.chip.is-active {
  color: #d9f8ff;
  border-color: rgba(56, 225, 255, 0.35);
  background: rgba(56, 225, 255, 0.1);
}

.thread-list {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 2px 8px 10px;
  overflow-y: auto;
}

.thread-item {
  min-width: 0;
}

.thread-open {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 100%;
  padding: 10px 11px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background 0.16s ease, border-color 0.16s ease;
}

.thread-open:hover {
  background: var(--surface-2);
}

.thread-open.is-active {
  background: linear-gradient(90deg, rgba(56, 225, 255, 0.09), rgba(139, 92, 246, 0.05));
  border-color: rgba(56, 225, 255, 0.22);
}

.thread-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  width: 100%;
}

.thread-title {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text);
  font-size: 13px;
  font-weight: 500;
}

.thread-time {
  flex: none;
  color: var(--faint);
  font-size: 10.5px;
}

.thread-snippet {
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  color: var(--faint);
  font-size: 11.5px;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.thread-meta {
  display: flex;
  align-items: center;
  gap: 6px;
}

.thread-status-text {
  color: var(--faint);
  font-size: 10.5px;
}

.thread-empty {
  margin: 18px 10px;
  color: var(--faint);
  font-size: 12px;
  line-height: 1.7;
}

.thread-panel-foot {
  margin: 0;
  padding: 10px 14px calc(12px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
  color: var(--faint);
  font-size: 10.5px;
}

.chat-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
}

.chat-head {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: none;
  padding: 12px 20px;
  border-bottom: 1px solid var(--line);
  background: rgba(5, 8, 15, 0.4);
}

.drawer-toggle {
  display: none;
}

.chat-head-titles {
  min-width: 0;
  flex: 1;
}

.chat-title {
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 15.5px;
  font-weight: 600;
}

.chat-sub {
  margin: 2px 0 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--faint);
  font-size: 11.5px;
}

.chat-head-actions {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: none;
}

.menu-wrap {
  position: relative;
}

.more-dots {
  font-size: 20px;
  line-height: 1;
  transform: translateY(-2px);
}

.menu-popover {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 45;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 172px;
  padding: 6px;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  background: #0d1626;
  box-shadow: var(--shadow);
}

.menu-popover button {
  padding: 9px 10px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text-dim);
  font: inherit;
  font-size: 13px;
  text-align: left;
  cursor: pointer;
}

.menu-popover button:hover {
  background: var(--surface-2);
  color: var(--text);
}

.menu-popover .menu-danger {
  color: #fda4af;
}

.messages {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 22px 26px 12px;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.chat-welcome,
.conversation-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  max-width: 560px;
  margin: auto;
  padding: 26px 0;
  text-align: center;
  animation: float-in 0.24s ease;
}

.welcome-mark {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  margin-bottom: 2px;
  border-radius: 18px;
  border: 1px solid rgba(56, 225, 255, 0.3);
  background:
    radial-gradient(120px 80px at 50% 0%, rgba(56, 225, 255, 0.22), transparent 70%),
    rgba(56, 225, 255, 0.06);
  color: var(--accent);
  box-shadow: 0 0 36px rgba(56, 225, 255, 0.16);
}

.welcome-mark .ico {
  width: 28px;
  height: 28px;
}

.chat-welcome h2,
.conversation-empty h2 {
  margin: 0;
  font-size: 21px;
  font-weight: 650;
  letter-spacing: 0.01em;
}

.welcome-lead,
.conversation-empty p {
  margin: 0;
  max-width: 480px;
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.75;
}

.conversation-empty-icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--surface-2);
  color: var(--accent);
}

.suggestions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  max-width: 540px;
  margin-top: 4px;
}

.suggestion {
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-dim);
  font: inherit;
  font-size: 12px;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
  transition: border-color 0.16s ease, color 0.16s ease, background 0.16s ease;
}

.suggestion:hover {
  color: var(--text);
  border-color: rgba(56, 225, 255, 0.4);
  background: rgba(56, 225, 255, 0.06);
}

.welcome-btn {
  margin-top: 4px;
}

.welcome-recent {
  width: 100%;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  text-align: left;
}

.welcome-recent h3 {
  margin: 0 0 8px;
  color: var(--faint);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.recent-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  width: 100%;
  padding: 8px 10px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--text-dim);
  font: inherit;
  font-size: 12.5px;
  text-align: left;
  cursor: pointer;
}

.recent-item:hover {
  background: var(--surface-2);
  color: var(--text);
}

.recent-title {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.recent-time {
  flex: none;
  color: var(--faint);
  font-size: 10.5px;
}

.message-skeleton {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 780px;
  width: 100%;
  margin: 0 auto;
}

.skeleton-bubble {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 64%;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.02);
}

.skeleton-bubble.is-user {
  align-self: flex-end;
  max-width: 46%;
}

.skeleton-line {
  height: 10px;
  border-radius: 6px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.09), rgba(255, 255, 255, 0.04));
  background-size: 200% 100%;
  animation: shimmer 1.4s linear infinite;
}

.skeleton-line.short {
  width: 62%;
}

@keyframes shimmer {
  from { background-position: 200% 0; }
  to { background-position: -200% 0; }
}

.msg {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 12px;
  width: 100%;
  max-width: 920px;
  margin: 0 auto;
  animation: float-in 0.18s ease;
}

.avatar {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  margin-top: 2px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: var(--surface-2);
  color: var(--text-dim);
  font-size: 11.5px;
  font-weight: 600;
  flex: none;
}

.avatar-assistant {
  border-color: rgba(56, 225, 255, 0.3);
  background: linear-gradient(150deg, rgba(56, 225, 255, 0.16), rgba(139, 92, 246, 0.14));
  color: #d9f8ff;
}

.avatar-user {
  border-color: rgba(148, 163, 184, 0.3);
  background: var(--surface-3);
  color: var(--text-dim);
}

.msg-main {
  min-width: 0;
}

.msg-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 5px;
  color: var(--faint);
  font-size: 11px;
}

.msg-author {
  color: var(--text-dim);
  font-size: 12px;
  font-weight: 550;
}

.msg-model {
  padding: 1px 7px;
  border: 1px solid var(--line);
  border-radius: 5px;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 10px;
}

.msg-time {
  color: var(--faint);
  font-size: 10.5px;
}

.msg-pending {
  color: var(--warn);
  font-size: 10.5px;
}

.msg-user {
  grid-template-columns: 36px minmax(0, 1fr);
}

.msg-user .msg-main {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.msg-user .msg-meta {
  flex-direction: row-reverse;
}

.msg-user .msg-content {
  max-width: min(680px, 100%);
  padding: 10px 14px;
  border: 1px solid rgba(56, 225, 255, 0.18);
  border-radius: 14px 14px 4px 14px;
  background: linear-gradient(150deg, rgba(56, 225, 255, 0.12), rgba(139, 92, 246, 0.1));
  color: #eaf6ff;
}

.msg-content {
  color: var(--text);
  font-size: 14px;
  line-height: 1.72;
  overflow-wrap: anywhere;
}

.msg-content > :first-child {
  margin-top: 0;
}

.msg-content > :last-child {
  margin-bottom: 0;
}

.msg-content p {
  margin: 0 0 0.72em;
}

.msg-content ul,
.msg-content ol {
  margin: 0 0 0.72em;
  padding-left: 22px;
}

.msg-content li {
  margin: 0.18em 0;
}

.msg-content blockquote {
  margin: 0 0 0.72em;
  padding: 6px 12px;
  border-left: 2px solid rgba(56, 225, 255, 0.4);
  color: var(--text-dim);
  background: rgba(56, 225, 255, 0.04);
  border-radius: 0 8px 8px 0;
}

.msg-content hr {
  border: none;
  border-top: 1px solid var(--line);
  margin: 12px 0;
}

.msg-content strong {
  color: #f2f9ff;
  font-weight: 600;
}

.msg-content a.md-link {
  color: #7ae9ff;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.msg-content .inline-code {
  padding: 1.5px 5px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: rgba(3, 6, 11, 0.75);
  color: #bfe9ff;
  font-family: var(--mono);
  font-size: 12.5px;
}

.msg-content .code-block {
  position: relative;
  margin: 0 0 0.72em;
  padding: 11px 13px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--bg-deep);
  color: #cfe6f7;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.6;
  overflow: auto;
  white-space: pre;
}

.msg-content .code-block code {
  color: inherit;
  font-size: inherit;
}

.msg-content .md-heading {
  margin: 0 0 0.5em;
  font-size: 14.5px;
  font-weight: 600;
}

.msg-error {
  margin: 8px 0 0;
  padding: 8px 11px;
  border: 1px solid rgba(251, 113, 133, 0.34);
  border-radius: 8px;
  background: rgba(251, 113, 133, 0.07);
  color: #fecdd3;
  font-size: 12.5px;
  line-height: 1.55;
}

.msg-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.msg-stats {
  color: var(--faint);
  font-size: 10.5px;
  font-family: var(--mono);
}

.msg-stats.line {
  margin: 8px 0 0;
}

.msg-actions {
  display: flex;
  align-items: center;
  gap: 2px;
}

.msg-actions .icon-btn {
  width: 30px;
  height: 30px;
  color: var(--faint);
}

.msg-actions .icon-btn:hover {
  color: var(--text);
}

.feedback-btn.is-active {
  color: var(--accent) !important;
  background: var(--accent-soft);
  border-color: rgba(56, 225, 255, 0.3);
}

.stream-cursor {
  display: inline-block;
  width: 7px;
  height: 1.02em;
  margin-left: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
  vertical-align: text-bottom;
  animation: blink 1s steps(2) infinite;
}

.stream-wait {
  color: var(--muted);
  font-size: 13px;
}

.stream-notice {
  margin: 8px 0 0;
  color: var(--warn);
  font-size: 11.5px;
}

.is-streaming .msg-content {
  position: relative;
}

.tool-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 8px;
}

.tool-card {
  border: 1px solid var(--line);
  border-radius: 9px;
  background: rgba(8, 13, 23, 0.7);
  overflow: hidden;
}

.tool-summary {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 11px;
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.tool-summary::-webkit-details-marker {
  display: none;
}

.tool-summary:hover {
  background: rgba(255, 255, 255, 0.02);
}

.tool-icon {
  display: inline-flex;
  color: var(--accent);
}

.tool-icon .ico {
  width: 14px;
  height: 14px;
}

.tool-name {
  color: var(--text-dim);
  font-family: var(--mono);
  font-size: 12px;
}

.tool-block {
  padding: 0 11px 10px;
}

.tool-block-label {
  display: block;
  margin-bottom: 5px;
  color: var(--faint);
  font-size: 10.5px;
  letter-spacing: 0.04em;
}

.tool-pre {
  margin: 0;
  max-height: 260px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--bg-deep);
  color: var(--text-dim);
  font-family: var(--mono);
  font-size: 11.5px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
  overflow: auto;
}

.run-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: none;
  padding: 8px 20px;
  border-top: 1px solid var(--line);
  background: rgba(56, 225, 255, 0.045);
  color: var(--text-dim);
  font-size: 12px;
}

.run-bar-text {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.composer {
  flex: none;
  padding: 12px 22px 16px;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(5, 8, 15, 0.3), rgba(5, 8, 15, 0.92));
}

.composer-box {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  padding: 7px 7px 7px 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--bg-deep);
  transition: border-color 0.16s ease, box-shadow 0.16s ease;
}

.composer-box:focus-within {
  border-color: rgba(56, 225, 255, 0.55);
  box-shadow: 0 0 0 3px rgba(56, 225, 255, 0.1);
}

.composer-input {
  flex: 1;
  min-height: 46px;
  max-height: 220px;
  padding: 11px 0;
  border: none;
  background: transparent;
  color: var(--text);
  font-size: 14.5px;
  line-height: 1.55;
  resize: none;
}

.composer-input:focus {
  outline: none;
  box-shadow: none;
  border-color: transparent;
}

.send-btn {
  height: 40px;
  flex: none;
}

.composer-hint {
  margin: 8px 2px 0;
  color: var(--faint);
  font-size: 10.5px;
  text-align: center;
}

/* --------------------------------------------------------------------------
   进化仪表盘
   -------------------------------------------------------------------------- */

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.metrics-grid > .error-state {
  grid-column: 1 / -1;
}

.metric-card {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 14px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(160px 90px at 100% 0%, rgba(56, 225, 255, 0.06), transparent 70%),
    linear-gradient(180deg, rgba(14, 23, 39, 0.9), rgba(8, 13, 23, 0.9));
  min-width: 0;
}

.metric-label {
  color: var(--faint);
  font-size: 11px;
  letter-spacing: 0.03em;
}

.metric-value {
  color: #f2f9ff;
  font-size: 25px;
  font-weight: 650;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}

.metric-hint {
  color: var(--faint);
  font-size: 10.5px;
  line-height: 1.45;
}

.trend-card {
  margin-bottom: 16px;
}

.legend {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--faint);
  font-size: 11px;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.legend-swatch {
  width: 9px;
  height: 9px;
  border-radius: 3px;
}

.legend-swatch.is-ok {
  background: linear-gradient(180deg, #34d399, rgba(52, 211, 153, 0.5));
}

.legend-swatch.is-bad {
  background: rgba(251, 113, 133, 0.45);
}

.trend-chart {
  min-height: 168px;
  padding: 4px 2px 0;
}

.trend-bars {
  display: flex;
  align-items: stretch;
  gap: 8px;
  width: 100%;
}

.trend-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
  flex: 1;
  min-width: 0;
}

.trend-track {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  width: 100%;
  height: 138px;
  border-bottom: 1px solid var(--line);
}

.trend-bar {
  width: 100%;
  max-width: 34px;
  display: flex;
  flex-direction: column-reverse;
  border-radius: 5px 5px 2px 2px;
  background: rgba(255, 255, 255, 0.035);
  overflow: hidden;
  transition: height 0.4s ease;
}

.trend-ok {
  background: linear-gradient(180deg, rgba(52, 211, 153, 0.95), rgba(52, 211, 153, 0.45));
}

.trend-bad {
  background: rgba(251, 113, 133, 0.32);
}

.trend-label {
  color: var(--faint);
  font-size: 9.5px;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.export-group {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.lesson-card,
.skill-card {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(10, 17, 29, 0.68);
}

.lesson-card + .lesson-card,
.skill-card + .skill-card {
  margin-top: 8px;
}

.lesson-card.is-inactive {
  opacity: 0.74;
}

.lesson-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.lesson-content {
  margin: 0 0 10px;
  color: var(--text-dim);
  font-size: 13px;
  line-height: 1.68;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.skill-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 4px;
}

.skill-title-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  min-width: 0;
}

.skill-title {
  margin: 0;
  font-size: 14.5px;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.skill-desc {
  margin: 2px 0 0;
  color: var(--text-dim);
  font-size: 12.5px;
  line-height: 1.6;
}

.skill-trigger {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 7px 0 0;
  flex-wrap: wrap;
}

.skill-trigger code {
  padding: 2px 7px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--bg-deep);
  color: #bfe9ff;
  font-size: 11.5px;
}

.skill-body {
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px dashed var(--line);
}

.skill-body summary {
  color: var(--muted);
  font-size: 12px;
  cursor: pointer;
}

.skill-body summary:hover {
  color: var(--text);
}

.skill-body .tool-pre {
  margin-top: 8px;
}

.version-list {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

.version-heading {
  margin: 0 0 8px;
  color: var(--faint);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.version-row {
  padding: 9px 11px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: rgba(5, 8, 15, 0.5);
}

.version-row + .version-row {
  margin-top: 7px;
}

.version-row.is-active {
  border-color: rgba(52, 211, 153, 0.34);
  background: rgba(52, 211, 153, 0.045);
}

.version-info {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.version-tag {
  color: #bfe9ff;
  font-family: var(--mono);
  font-size: 12px;
}

.version-reason {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 11.5px;
  line-height: 1.55;
}

.version-actions {
  display: flex;
  gap: 8px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.cycle-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(10, 17, 29, 0.62);
}

.cycle-row + .cycle-row {
  margin-top: 8px;
}

.cycle-main {
  min-width: 0;
}

.cycle-title {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-wrap: wrap;
  margin-bottom: 6px;
  font-size: 13px;
}

.cycle-summary {
  margin: 0 0 5px;
  color: var(--text-dim);
  font-size: 12.5px;
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.cycle-detail {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.detail-head {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 13px;
}

.detail-title {
  margin: 12px 0 2px;
  color: var(--faint);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.detail-text {
  margin: 0;
  color: var(--text-dim);
  font-size: 13px;
  line-height: 1.68;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.detail-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.detail-metric-block {
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: rgba(5, 8, 15, 0.45);
}

.detail-metric-block h4 {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 11.5px;
  font-weight: 500;
}

.detail-kv {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 3px 0;
  border-bottom: 1px dashed rgba(27, 41, 66, 0.7);
  font-size: 11.5px;
}

.detail-kv:last-child {
  border-bottom: none;
}

.detail-kv span {
  color: var(--faint);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.detail-kv code {
  color: #bfe9ff;
  text-align: right;
  overflow-wrap: anywhere;
}

.detail-json {
  margin: 0;
  max-height: 240px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg-deep);
  color: var(--text-dim);
  font-family: var(--mono);
  font-size: 11.5px;
  line-height: 1.6;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

.change-list {
  margin: 0;
  padding-left: 18px;
  color: var(--text-dim);
  font-size: 12.5px;
  line-height: 1.75;
}

/* --------------------------------------------------------------------------
   设备与设置
   -------------------------------------------------------------------------- */

.device-card {
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(10, 17, 29, 0.68);
}

.device-card + .device-card {
  margin-top: 8px;
}

.device-card.is-current {
  border-color: rgba(56, 225, 255, 0.3);
  box-shadow: inset 0 0 0 1px rgba(56, 225, 255, 0.06);
}

.device-card.is-revoked {
  opacity: 0.66;
}

.device-head {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 13px;
  flex-wrap: wrap;
}

.device-icon {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface-2);
  color: var(--accent);
  flex: none;
}

.device-title-wrap {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.device-name {
  margin: 0;
  font-size: 14.5px;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.device-platform {
  color: var(--muted);
  font-size: 11.5px;
}

.device-badges {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-left: auto;
}

.device-foot {
  display: flex;
  justify-content: flex-end;
  margin-top: 13px;
}

.settings-list {
  display: flex;
  flex-direction: column;
}

.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(27, 41, 66, 0.62);
}

.settings-row:first-child {
  padding-top: 2px;
}

.settings-row:last-child {
  border-bottom: none;
  padding-bottom: 2px;
}

.settings-row-text {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.settings-row-text strong {
  color: var(--text);
  font-size: 13px;
  font-weight: 500;
}

.settings-hint {
  color: var(--faint);
  font-size: 11.5px;
  line-height: 1.55;
}

.settings-value {
  color: var(--text-dim);
  font-family: var(--mono);
  font-size: 12px;
  flex: none;
}

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

/* 开关 */
.switch {
  position: relative;
  width: 44px;
  height: 26px;
  padding: 0;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: var(--bg-deep);
  cursor: pointer;
  flex: none;
  transition: background 0.18s ease, border-color 0.18s ease;
}

.switch-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--muted);
  transition: left 0.18s ease, background 0.18s ease, box-shadow 0.18s ease;
}

.switch[aria-checked="true"] {
  border-color: rgba(56, 225, 255, 0.55);
  background: linear-gradient(135deg, rgba(56, 225, 255, 0.26), rgba(139, 92, 246, 0.26));
}

.switch[aria-checked="true"] .switch-thumb {
  left: 21px;
  background: linear-gradient(135deg, #7ae9ff, #b9a6ff);
  box-shadow: 0 0 10px rgba(56, 225, 255, 0.55);
}

.switch:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* --------------------------------------------------------------------------
   Toast / Modal
   -------------------------------------------------------------------------- */

.toast-region {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: min(380px, calc(100vw - 32px));
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  padding: 11px 14px;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  background: rgba(13, 22, 38, 0.97);
  color: var(--text);
  font-size: 12.5px;
  line-height: 1.5;
  box-shadow: var(--shadow-soft);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  pointer-events: auto;
}

.toast.is-visible {
  opacity: 1;
  transform: none;
}

.toast-icon {
  display: inline-flex;
  margin-top: 1px;
  color: var(--accent);
}

.toast-icon .ico {
  width: 15px;
  height: 15px;
}

.toast-success {
  border-color: rgba(52, 211, 153, 0.42);
}

.toast-success .toast-icon {
  color: var(--ok);
}

.toast-error {
  border-color: rgba(251, 113, 133, 0.46);
}

.toast-error .toast-icon {
  color: var(--bad);
}

.toast-warn {
  border-color: rgba(251, 191, 36, 0.44);
}

.toast-warn .toast-icon {
  color: var(--warn);
}

.toast-text {
  min-width: 0;
  overflow-wrap: anywhere;
}

.modal-root {
  position: fixed;
  inset: 0;
  z-index: 150;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(2, 4, 9, 0.74);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  transition: opacity 0.16s ease;
}

.modal-overlay.is-visible {
  opacity: 1;
}

.modal {
  display: flex;
  flex-direction: column;
  width: min(520px, 100%);
  max-height: min(84dvh, 760px);
  border: 1px solid var(--line-strong);
  border-radius: 16px;
  background: linear-gradient(180deg, #0d1626, #080d17);
  box-shadow: var(--shadow);
  overflow: hidden;
  transform: translateY(8px) scale(0.99);
  transition: transform 0.16s ease;
}

.modal-overlay.is-visible .modal {
  transform: none;
}

.modal-wide {
  width: min(780px, 100%);
}

.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 18px;
  border-bottom: 1px solid var(--line);
}

.modal-title {
  margin: 0;
  font-size: 15.5px;
  font-weight: 600;
}

.modal-close {
  flex: none;
}

.modal-body {
  min-height: 0;
  padding: 18px;
  overflow-y: auto;
}

.modal-foot {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding: 14px 18px calc(14px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
  width: 100%;
}

.modal-text {
  margin: 0 0 12px;
  color: var(--text-dim);
  font-size: 13px;
  line-height: 1.7;
  white-space: pre-wrap;
}

.modal-form {
  display: flex;
  flex-direction: column;
  gap: 13px;
}

.modal-form .modal-actions,
.modal-form .form-error {
  margin-top: 2px;
}

.token-box {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.token-input {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: #bfe9ff;
}

/* --------------------------------------------------------------------------
   响应式
   -------------------------------------------------------------------------- */

@media (max-width: 1200px) {
  .metrics-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 1020px) {
  .shell {
    grid-template-columns: 204px minmax(0, 1fr);
  }

  .view {
    padding: 22px 22px 36px;
  }

  .messages {
    padding: 18px 18px 10px;
  }
}

@media (max-width: 900px) {
  .pair-card {
    grid-template-columns: 1fr;
    width: min(620px, 100%);
  }

  .pair-hero {
    padding: 30px 30px 24px;
    border-right: none;
    border-bottom: 1px solid var(--line);
  }

  .pair-title {
    font-size: 25px;
  }

  .pair-health {
    margin-top: 4px;
  }

  .pair-form {
    padding: 26px 30px 30px;
  }
}

@media (max-width: 980px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }

  .trend-bars {
    gap: 4px;
  }
}

@media (max-width: 760px) {
  :root {
    --header-h: 54px;
  }

  body {
    overflow: hidden;
  }

  .app-header {
    padding: 0 12px;
    gap: 8px;
  }

  .brand {
    gap: 8px;
  }

  .brand-mark {
    width: 32px;
    height: 32px;
  }

  .brand-text strong {
    font-size: 14.5px;
  }

  .brand-text small {
    display: none;
  }

  .header-meta {
    gap: 6px;
  }

  .conn {
    height: 24px;
    padding: 0 8px;
    font-size: 10.5px;
  }

  .pill {
    height: 24px;
    padding: 0 8px;
    font-size: 10.5px;
  }

  #header-device {
    max-width: 108px;
  }

  .shell {
    display: block;
    position: relative;
  }

  .sidebar {
    display: none;
  }

  .view-root {
    height: 100%;
  }

  .tabbar {
    display: flex;
    align-items: stretch;
    justify-content: space-around;
    flex: none;
    height: calc(var(--tabbar-h) + env(safe-area-inset-bottom));
    padding-bottom: env(safe-area-inset-bottom);
    border-top: 1px solid var(--line);
    background: rgba(5, 8, 15, 0.96);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    z-index: 30;
  }

  .tab {
    display: flex;
    flex: 1;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    padding: 6px 2px;
    border: none;
    background: transparent;
    color: var(--faint);
    font: inherit;
    font-size: 10px;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
  }

  .tab .ico {
    width: 21px;
    height: 21px;
  }

  .tab.is-active {
    color: var(--accent);
    text-shadow: 0 0 14px rgba(56, 225, 255, 0.45);
  }

  .tab.is-active .ico {
    filter: drop-shadow(0 0 7px rgba(56, 225, 255, 0.55));
  }

  .view {
    padding: 16px 13px 24px;
  }

  .view-head {
    gap: 12px;
    margin-bottom: 14px;
  }

  .view-title {
    font-size: 19px;
  }

  .view-actions {
    width: 100%;
  }

  .view-actions .btn {
    flex: 1;
  }

  .view-actions .export-group {
    width: 100%;
  }

  .view-actions .export-group .select {
    flex: 1;
    min-width: 0;
  }

  .card {
    padding: 14px;
  }

  .kv-grid {
    grid-template-columns: 1fr;
  }

  .metrics-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 9px;
  }

  .metric-card {
    padding: 12px;
  }

  .metric-value {
    font-size: 21px;
  }

  .trend-bars {
    gap: 3px;
  }

  .trend-label {
    font-size: 8.5px;
  }

  .legend {
    display: none;
  }

  .detail-metrics {
    grid-template-columns: 1fr;
  }

  .cycle-row {
    flex-direction: column;
    gap: 10px;
  }

  .cycle-row .btn {
    align-self: flex-end;
  }

  .settings-row {
    gap: 10px;
  }

  .settings-row .btn {
    flex: none;
  }

  .device-badges {
    width: 100%;
    margin-left: 0;
    margin-top: 4px;
  }

  /* 对话视图：单列 + 抽屉 */
  .chat-view {
    grid-template-columns: minmax(0, 1fr);
  }

  .thread-panel {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 70;
    width: min(84vw, 330px);
    height: 100dvh;
    padding-top: env(safe-area-inset-top);
    border-right: 1px solid var(--line-strong);
    border-radius: 0 18px 18px 0;
    background: #080d17;
    transform: translateX(-104%);
    transition: transform 0.22s ease;
    will-change: transform;
  }

  .chat-view.drawer-open .thread-panel {
    transform: none;
    box-shadow: var(--shadow);
  }

  .thread-scrim {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 65;
    background: rgba(2, 5, 10, 0.68);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
  }

  .chat-view.drawer-open .thread-scrim {
    opacity: 1;
    pointer-events: auto;
  }

  .close-drawer {
    display: inline-flex;
  }

  .drawer-toggle {
    display: inline-flex;
  }

  .chat-head {
    padding: 9px 12px;
    gap: 6px;
  }

  .chat-title {
    font-size: 14.5px;
  }

  .chat-sub {
    font-size: 10.5px;
  }

  .messages {
    padding: 14px 12px 8px;
    gap: 16px;
  }

  .chat-welcome,
  .conversation-empty {
    padding: 12px 0;
    gap: 10px;
  }

  .chat-welcome h2,
  .conversation-empty h2 {
    font-size: 18px;
  }

  .suggestion {
    width: 100%;
    text-align: left;
  }

  .suggestions {
    flex-direction: column;
    width: 100%;
  }

  .msg {
    grid-template-columns: 30px minmax(0, 1fr);
    gap: 9px;
  }

  .avatar {
    width: 29px;
    height: 29px;
    border-radius: 9px;
    font-size: 10.5px;
  }

  .msg-content {
    font-size: 13.5px;
  }

  .msg-user .msg-content {
    padding: 9px 12px;
  }

  .composer {
    padding: 9px 12px calc(9px + env(safe-area-inset-bottom));
  }

  .composer-hint {
    display: none;
  }

  .run-bar {
    padding: 7px 12px;
    font-size: 11.5px;
  }

  .toast-region {
    right: 12px;
    left: 12px;
    bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom) + 10px);
    width: auto;
  }

  .modal-overlay {
    padding: 12px;
    align-items: end;
  }

  .modal {
    width: 100%;
    max-height: 88dvh;
    border-radius: 16px 16px 12px 12px;
    transform: translateY(18px);
  }

  .modal-wide {
    width: 100%;
  }

  .pair-screen {
    padding: 18px 12px 30px;
    display: block;
  }

  .pair-card {
    width: 100%;
    margin: 0 auto;
    border-radius: 18px;
  }

  .pair-hero {
    padding: 24px 20px 20px;
  }

  .pair-title {
    font-size: 22px;
  }

  .pair-lead {
    font-size: 12.5px;
  }

  .pair-points li {
    font-size: 12px;
  }

  .pair-form {
    padding: 22px 20px 26px;
  }

  .pair-health {
    font-size: 11px;
  }

  .boot-title {
    font-size: 18px;
  }
}

@media (max-width: 380px) {
  .metrics-grid {
    grid-template-columns: 1fr;
  }

  .header-meta .pill-ghost {
    display: none;
  }
}

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